CN209353921U

CN209353921U - A kind of structure being adjustable hinge leaf full process positioning dynamics

Info

Publication number: CN209353921U
Application number: CN201821170955.1U
Authority: CN
Inventors: 吴裕龙
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-07-23
Filing date: 2018-07-23
Publication date: 2019-09-06
Anticipated expiration: 2028-07-23

Abstract

The utility model discloses a kind of structures for being adjustable hinge leaf full process positioning dynamics, including two hinges, connector sleeve, solid rod, swivel nut, plug, damp positioning tie bar and atmosphere cylinder pressure, the damping positioning tie bar and atmosphere cylinder pressure are all located in connector sleeve and between solid rod and plug, the atmosphere cylinder pressure and the relatively fixed setting of plug, the damping positioning tie bar and swivel nut fix setting relatively and damping positioning tie bar can be slidably connected in atmosphere cylinder pressure along connector sleeve length direction, the damping positioning tie bar and atmosphere cylinder pressure have cooperatively formed atmospheric pressure chamber, the atmosphere cylinder pressure is equipped with atmospheric pressure chamber and runs through venthole and air inlet, positioning function is generated by the resistance of atmospheric pressure chamber relative damping positioning tie bar.It has the following advantages: being able to achieve full process positioning.

Description

A kind of structure being adjustable hinge leaf full process positioning dynamics

Technical field

The utility model relates to a kind of structures for being adjustable hinge leaf full process positioning dynamics.

Background technique

Hinge is widely used in door and window, car door, freezer door, refrigerator doors, cold-storage door, oven door, baking oven experimental facilities door, reality Tryoff door, simulated environment experimental facilities door, mechanical equipment door, drying equipment door, soundproof door, special door, fresh-keeping warehouse door, tea page library Door and civil engineering library door etc..In the prior art, the configurations of hinge, the function of realizing are the basic function of relative rotation.

A kind of Positioning hinge device, including two pages are disclosed application No. is 201210430998.X, a bottom bracket unit and more A positioning mechanism.The second page has the second axle sleeve and the second hinge, the bottom bracket unit connect first page and the second axle sleeve so that Two pages constitute the connection relationship that can be relatively rotated around axis X.The positioning mechanism include a recessed attaching slot in bottom bracket unit, One is provided with the contact spring and one of the locator slide of the second axle sleeve, one in attaching slot can opposite attaching slot and relative axis X radially movable positioning bead, the contact spring contact positioning bead and positioning bead can at least partly stretch out outside bottom bracket unit and cooperate Locator slide is equipped with sprocket bit in the locator slide, and multiple positioning mechanism is along axis X arranged for interval, multiple locator slide The circumferentially staggered arrangement of relative axis X.It has the following advantages: setting multiple positioning mechanisms, the locator slide of multiple positioning mechanisms is handed over Mistake arrangement, makes Positioning hinge that can have at least one orientation angle and multiple orientation angles in spite of with reset function, Have the function of damped rotation, there is self-locating function in certain angular segments.

Above-mentioned Positioning hinge device, which does not have, is adjustable hinge positioning strength and self-closing structure function, it is even more impossible to So that hinge is had the function of full process positioning, such as hinge can not be made with the once angle opened from hinge to hinge 180 degree of angles that chain hinge is opened can position；And the contact spring in the attaching slot of the above-mentioned Positioning hinge device is not With that can adjust energy storage top elastic force degree magnitude function, such as above-mentioned Positioning hinge frequency of use is high, the energy storage top elastic force degree of the spring It will weaken, spring can be made to weaken contact positioning bead, opposite that Positioning hinge can be made to lose positioning function, applicability is limited System, in view of this, thus this case generates.

Utility model content

The utility model provides a kind of structure for being adjustable hinge leaf full process positioning dynamics, and which overcome background techniques Deficiency present in middle hinge.

The technical solution adopted by the utility model to solve the technical problem is that:

A kind of structure being adjustable hinge leaf full process positioning dynamics, including two hinges, connector sleeve, solid rod, swivel nut and stifled Head, each hinge all include axle sleeve and the hinge that is fixed in outside axle sleeve, and the axle sleeve of two hinge is at least partly socketed in connection Set is outer so that two hinges can relatively rotate；The solid rod, plug are all connected in connector sleeve and solid rod and plug interval, the solid rod and Plug all respectively with respect to the relatively fixed setting of the axle sleeve of a hinge, the swivel nut be located at connector sleeve it is interior and between solid rod and plug it Between, which has screw rod, which connects swivel nut；It is characterized by also including damping positioning tie bar and atmosphere cylinder pressure, The damping positioning tie bar and atmosphere cylinder pressure are all located in connector sleeve and between solid rod and plug, the atmosphere cylinder pressure and plug phase To fixed setting, the damping positioning tie bar and the relatively fixed setting of swivel nut and damping positioning tie bar can be sliding along connector sleeve length direction Dynamic to be connected in atmosphere cylinder pressure, the damping positioning tie bar and atmosphere cylinder pressure have cooperatively formed atmospheric pressure chamber, which is equipped with Atmospheric pressure chamber runs through venthole and air inlet, generates positioning function by the resistance of atmospheric pressure chamber relative damping positioning tie bar.

Among one embodiment: further including adjustment seat, which is flexibly connected plug, and passes through adjustment seat and atmosphere cylinder pressure Activity is adjustable the gap size of the adjustment seat and atmospheric pressure chamber between venthole relatively, adjusts atmospheric pressure chamber relative damping The resistance dynamics of positioning tie bar adjusts hinge leaf and positions dynamics.

Among one embodiment: it further include change, which is set in connector sleeve and the relatively fixed setting of solid rod and change, and The change is fixed in the axle sleeve of a hinge.

Among one embodiment: further including first bearing, which is connected between solid rod and connector sleeve.

Among one embodiment: be socketed with sealing rubber ring outside the damping positioning tie bar, the sealing rubber ring be slidably connected and against It connects in atmospheric pressure casing wall body.

Among one embodiment: the adjustment seat is equipped with adjustment seat protrusion valve, and the adjustment seat protrusion valve and atmospheric pressure chamber are passed through The cooperation of break-through stomata is to pass through adjustment seat activity adjustment gap size.

Among one embodiment: it is additionally provided with and is positioned through venthole through atmosphere cylinder pressure, connector sleeve and axle sleeve inner and outer ring, it should What damping positioning tie bar cooperated the atmosphere cylinder pressure is positioned through venthole, is positioned through opening up for venthole by atmosphere cylinder pressure The predetermined angular of position control adjusting positioning dynamics.

Among one embodiment: the axle sleeve of two hinge is respectively the first axle sleeve and the second axle sleeve, which has first Flange and third flange, which, which sets in the inner and outer ring circumference of connector sleeve to place, can inlay first bearing annular groove, should Third flange sets the annular groove that can inlay plug in the inner and outer ring circumference of connector sleeve to place, and the plug stretches out outside connector sleeve Divide the inner ring through-hole for fitting through the first axle sleeve, so that plug and the first axle sleeve connect, which can slide up and down socket Within connector sleeve, which is able to rotate and cannot slidably be socketed within connector sleeve.

Among one embodiment: the outer ring circumference of the damping positioning tie bar is provided with pull rod annular mounting groove to place, and damps The both ends of positioning tie bar set bulge loop, and the sealing rubber ring inner ring through-hole adaptation of the sealing rubber ring is socketed in the drawing of positioning tie bar connecting rod Bar annular mounting groove, and the diameter of the sealing rubber ring also stretches out outside pull rod annular mounting recess, while also stretching out damping positioning and drawing Outside the diameter of the both ends bulge loop of bar, and the diameter dimension size of data setting of the sealing rubber ring one is also greater than the inner ring of atmosphere cylinder pressure Internal diameter, so that the sealing rubber ring on the damping positioning tie bar can be strongly resisted against at the inner ring wall body of atmosphere cylinder pressure, so that the resistance Buddhist nun's positioning tie bar can seal sliding abut against in atmosphere cylinder pressure.

Among one embodiment: the tapered structure of adjustment seat protrusion valve, it is sliding along swivel nut by adjustment seat and atmosphere cylinder pressure Dynamic direction adjusts gap size.

Among one embodiment: further including spring, the spring contact is between swivel nut and atmosphere cylinder pressure.

The technical program compared with the background art, it has the following advantages:

Further include damping positioning tie bar and atmosphere cylinder pressure, damps positioning tie bar and atmosphere cylinder pressure has cooperatively formed atmospheric pressure Room, the atmosphere cylinder pressure are equipped with atmospheric pressure chamber and run through venthole and air inlet, pass through the resistance of atmospheric pressure chamber relative damping positioning tie bar Power generates positioning function, to realize full process positioning.

Detailed description of the invention

The utility model is described in further detail with reference to the accompanying drawings and detailed description.

The hinge that Fig. 1 depicts embodiment one is in the stereoscopic schematic diagram of decomposing state.

Fig. 2 depicts the stereoscopic schematic diagram of the second hinge of embodiment one.

Fig. 3 depicts the stereoscopic schematic diagram of the first hinge of embodiment one.

Fig. 4 depicts the stereoscopic schematic diagram of the screw rod of embodiment one.

Fig. 5 depicts the stereoscopic schematic diagram of the change of embodiment one.

Fig. 6 depicts the stereoscopic schematic diagram of the first bearing of embodiment one.

Fig. 7 depicts the stereoscopic schematic diagram of the second bearing of embodiment one.

Fig. 8 depicts the stereoscopic schematic diagram of the solid rod of embodiment one.

Fig. 9 depicts the stereoscopic schematic diagram of the upper circlip of embodiment one.

Figure 10 depicts the stereoscopic schematic diagram of the lower circlip of embodiment one.

Figure 11 depicts the stereoscopic schematic diagram of the swivel nut screw thread hole of embodiment one.

Figure 12 depicts the stereoscopic schematic diagram of the screw hole grinding tooth tooth of the swivel nut of embodiment one.

Figure 13 depicts the stereoscopic schematic diagram of the damping positioning tie bar of embodiment one.

Figure 14 depicts the stereoscopic schematic diagram of the bulge loop of embodiment one.

Figure 15 depicts the stereoscopic schematic diagram of the slide bar of embodiment one.

Figure 16 depicts the stereoscopic schematic diagram of the plug of embodiment one.

Figure 17 depicts the stereoscopic schematic diagram of the sealing rubber ring one of embodiment one.

Figure 18 depicts the stereoscopic schematic diagram of the sealing rubber ring two of embodiment one.

Figure 19 depicts the stereoscopic schematic diagram of the sealing rubber ring three of embodiment one.

Figure 20 depicts the stereoscopic schematic diagram of the sealing rubber ring four of embodiment one.

Figure 21 depicts the stereoscopic schematic diagram of the 3rd bearing of embodiment one.

Figure 22 depicts the stereoscopic schematic diagram of the adjustment seat of embodiment one.

Figure 23 depicts the stereoscopic schematic diagram of the anatomy of the plug of embodiment one.

Figure 24 depicts the stereoscopic schematic diagram of the connector sleeve of embodiment one.

The hinge that Figure 25 depicts embodiment two is in the stereoscopic schematic diagram of decomposing state.

Figure 26 depicts the stereoscopic schematic diagram of the anatomy of the atmosphere cylinder pressure of the plug of embodiment two.

The hinge that Figure 27 depicts embodiment three is in the stereoscopic schematic diagram of decomposing state.

Figure 28 depicts the stereoscopic schematic diagram of the anatomy of the atmosphere cylinder pressure of the plug of embodiment three.

The hinge that Figure 29 depicts example IV is in the stereoscopic schematic diagram of decomposing state.

Figure 30 depicts the stereoscopic schematic diagram of the second hinge of example IV.

Figure 31 depicts the stereoscopic schematic diagram of the first hinge of example IV.

Figure 32 depicts the stereoscopic schematic diagram of the constitutional diagram of the damping positioning tie bar of example IV.

Figure 33 depicts the stereoscopic schematic diagram of the 5th bearing of example IV.

The vehicle hinge that Figure 34 depicts embodiment five is in the stereoscopic schematic diagram of decomposing state.

Figure 35 depicts the stereoscopic schematic diagram of the vertical projection seat of the second hinge of embodiment five.

Figure 36 depicts the stereoscopic schematic diagram of the first hinge of embodiment five.

Figure 37 depicts the stereoscopic schematic diagram of the anatomy of the high sealing formula hinge of embodiment six.

Figure 38 depicts the stereoscopic schematic diagram of the vertical projection seat of the second hinge of embodiment six.

Figure 39 depicts the stereoscopic schematic diagram of the first hinge of embodiment six.

Figure 40 depicts the stereoscopic schematic diagram of the plug of embodiment six.

Specific embodiment

Embodiment one

A kind of structure being adjustable hinge leaf full process positioning dynamics is especially adjustable hinge leaf full process positioning dynamics The structure of size can such as be set to the axle sleeve of butterfly hinge, H-type hinge, master and slave type hinge, flag-shaped hinge and any peculiar hinge It is interior, so that hinge can be installed on any class, any door and window etc., so that any class, any door and window etc. can exercise door conjunction Page and door leaf piece are adjustable positioning strength that hinge and door leaf piece are positioned in open once orientation angle position extremely The positioning strength for 180 degree of orientation angle positions positioning that hinge is opened.

The hinge please refers to Fig. 1 to Figure 24, which sets one first hinge 12 and two intervals are fixed in first page First axle sleeve 11 of piece 12, the first hinge 12 set notch；Second hinge 20 is equipped with a second above-mentioned axle sleeve 21, this second For axle sleeve 21 between about two the first axle sleeves 11, the second hinge 22 is adapted to above-mentioned first hinge, 12 notch, is presented under Alignment setting so that first axle sleeve 11 can the axis of opposite second axle sleeve 21 rotate the first hinge 12 in the first hinge 10 In the rotational angle of predetermined set.

The solid rod 30 has drive rod 42, and the outer ring circle of the drive rod 42 is circumferentially with 333 He of circlip annular groove Lower circlip annular groove 323, the interior adaptation of the upper shaft sleeve inner ring 112 of the first axle sleeve 11 of first hinge 10 are connected with change 41, change 41 is located at the upper end of 11 inner ring 112 of the first axle sleeve.

The drive rod 42 that the solid rod 30 has passes through the bearing inner ring through-hole 111 of first bearing 100 with being able to rotate, and is further continued for The change inner ring through-hole 411 of change 41 is penetrated, and is able to rotate but immovable is connected to bearing inner ring through-hole 111, in change The inner ring 501 of ring through-hole 411 and connector sleeve 50.On this circlip 303 internal diameter adaptation be installed in solid rod 30 upper circlip annular it is recessed It slot 333 and is stuck in circlip annular groove 333, and is resisted against on the end face of first bearing 100；The internal diameter of the lower circlip 313 Adaptation is installed in the lower circlip annular groove 323 of solid rod 30 and is stuck in lower circlip annular groove 323, and is resisted against first bearing On 100 other end, so that upper circlip 303 and lower circlip 313 can prevent solid rod 30 from sliding up and down and moving；First hinge The part that 10 changes 41 being located in the first axle sleeve 11 having and drive rod 42 stretch out outside first bearing 100 is affixed；The change The 41 affixed upper ends for being located at 11 inner ring 112 of the first axle sleeve of adaptation, in specific structure: the outer ring circumference of the change 41 is arranged to place There is a change annular knurl circle 416, and change annular knurl circle 416 is the upper end axle sleeve inner ring 112 that interference crimping is socketed in the first axle sleeve 11 It is interior, so that the upper end axle sleeve inner ring 112 of change 41 and the first axle sleeve 11 is affixed together；Outside the drive rod 42 that the solid rod 30 has Ring side is cut flat with when the inner ring of inner ring through-hole of 420 adaptation changes 41 is cut flat with 410, by the way that affixed 98 spiral shell of screw rod is arranged into passing through The axle sleeve screw through hole 99 of first axle sleeve 11 is locked into again locks affixed drive rod 42 across change 41 again, so that the first axle sleeve 11, Change 41 and drive rod 42 are affixed together, and the screw rod 32 having can position and limit swivel nut 40 in opposite solid rod 30 is under axis With the axial direction of upper sliding and movement and the spacing dimension position of wheelbase.The connector sleeve 50 is adapted to the axis for being socketed in the second axle sleeve 21 Cover the axle sleeve inner ring 112 of inner ring 202 and the first axle sleeve 11.

Hinge further includes connector sleeve 50, solid rod 30, swivel nut 40, damping positioning tie bar 01, atmosphere cylinder pressure 07, first bearing 100, second bearing 200,3rd bearing 300, plug 60 and adjustment seat 70；The atmospheric pressure chamber 009 having in the atmosphere cylinder pressure 07, One end is provided with atmospheric pressure chamber through venthole 007, and the adjustment seat 70 sets raised valve 700, raised 700 diameter ruler of valve Very little and taper is by big and raised extend to small and adaptation atmospheric pressure chamber through venthole 007, so that the adjustment seat 70 is through external force Adjustment rotation is convex to be adjustable adjustment seat with energy corresponding matching plug 60, atmosphere cylinder pressure 07, damping positioning tie bar 01 and swivel nut 40 Rise the gap of valve 700 and atmospheric pressure chamber between venthole 007 greatly with it is small, be adjustable atmospheric pressure chamber 009 have it is big Air-pressure chamber through venthole 007 capacity and air inflow data greatly with it is small, be adjustable be sealed in atmosphere cylinder pressure 07, it is big Damping positioning tie bar 01 in air-pressure chamber 009 in atmosphere cylinder pressure 07, in atmospheric pressure chamber 009 generated gas source pressure data The size of data and pressure data size of size and the gas source compression ratio of high pressure suction, to be adjustable damping positioning tie bar 01 and resistance The pressure of the generated gas source in atmosphere cylinder pressure 07 and in atmospheric pressure chamber 009 of sealing rubber ring 1 on Buddhist nun's positioning tie bar 01 The size of data and pressure size and pressure data size of size of data and the gas source compression ratio of high pressure suction, to be adjustable damping The generated frictional damping positioning in atmosphere cylinder pressure 07 and in atmospheric pressure chamber 009 of sealing rubber ring 1 on positioning tie bar 01 Dynamics data greatly with it is small, be adjustable hinge the once angle position that hinge is opened position to hinge open 108 Position, which positions the adjustment seat 70, between ten degree of angles can adjust the hinge detent force that position positions between unspecified angle Degree greatly with small, such as so that open 180 degree of once angle position to hinge that hinge can be opened from hinge There is positioning function in angle position, and opposite the first hinge 12 that can make the first hinge 10 generates full process positioning function.

The section diameter dimension data that the plug 60 stretches out outside connector sleeve 50 fits through the first axle sleeve of the first hinge 10 11 axle sleeve inner ring through-hole 112, so that plug 60 and the first axle sleeve 11 connect, swivel nut 40 and plug 60 are spaced；Two hinges Axle sleeve in solid rod 30 and plug 60 between be equipped with solid rod 30, swivel nut 40, damping positioning tie bar and adjustment seat 70.The first bearing The socket that 100 bearing inner ring 111 is able to rotate but the bearing block 109 of first bearing 100 at this time is not able to rotate and moves is affixed One end in connector sleeve 50.The adaptation set that the internal diameter data of the bearing inner ring through-hole 222 of the second bearing 200 are able to rotate It connects on connector sleeve 50, and the adaptation socket of one end spherical bearing bulge loop 201 of the second bearing 200 is connected to the interior of the first axle sleeve 11 On ring through-hole 112, and the second bearing 200 an end face can contact 11 circumference of the first axle sleeve to end face 110 on it is another Hold circumference to end face can contact the second axle sleeve 21 axle sleeve circumference to end face 202 on so that the first hinge 10 is in phase It can be more smooth when being rotated to the second hinge 20 along axis.The internal diameter number of the bearing inner ring through-hole 333 of the 3rd bearing 300 It is socketed on plug 60 according to the adaptation being able to rotate, and the adaptation socket of one end spherical bearing bulge loop 301 of the 3rd bearing 300 is connected to On the inner ring through-hole 112 of first axle sleeve 11, and the 3rd bearing 300 an end face can contact 11 circumference of the first axle sleeve to end Other end circumference on face 110 to end face can contact the second axle sleeve 21 axle sleeve circumference to end face 202 on so that the One hinge 10 can be more smooth when rotating relative to the second hinge 20 along axis.

The drive rod 42 that the solid rod 30 has be able to rotate but it is immovable be connected in connector sleeve 50, first axle sleeve 11 Interior change and solid rod 30 are fixed, to limit and control the axial activity of solid rod 30.It is convex that third is set in the inner ring 501 of connector sleeve 50 Edge 53 can be resisted against in the annular groove 520 of plug 60 in connector sleeve 50 by third flange 53, so that third flange 53 exists The annular groove 520 of plug 60 can be inlayed in connector sleeve 50, so that plug 60 and third flange 53 can connect and be fixed in connector sleeve It is interior, and 501 outer portion of inner ring of the plug 60 stretching connector sleeve 50 fits through the inner ring through-hole of the first axle sleeve 11.The solid rod 30 The size data adaptation of the grinding tooth tooth 302 for the screw rod 32 having with screw rod 32, the solid rod 30 is spirally connected the screw hole of swivel nut 40 Grinding tooth tooth 322, and the size of the screw hole grinding tooth tooth 322 of the grinding tooth tooth 302 of screw rod 32 and swivel nut 40 that the solid rod 30 has Data and pitch size setting are adapted, and opposite is that can limit to damp that positioning tie bar 01 is in atmosphere cylinder pressure and atmospheric pressure chamber is along axis Line slides down and mobile spacing dimension position, also opposite hinge to be enable to generate full process positioning.

It is provided with raised valve 700 on the front ring acies face of the adjustment seat 70, which is able to cooperate tune Seat 70 is saved, so that the adjustment seat 70 adjusts rotation through external force to be adjustable adjustment seat protrusion valve 700 and atmospheric pressure chamber through logical Gap between stomata 007 greatly with it is small.The outer ring circumference of the adjustment seat protrusion valve 700 is provided with annular mounting groove 071 to place, And the internal diameter data adaptation of the sealing rubber ring inner ring through-hole 073 of the protrusion valve seal cushion rubber 4 072 is socketed in adjustment seat In annular mounting groove 071, and the diameter of the sealing rubber ring 4 072 also stretches out outside adjustment seat annular mounting recess 071, and the sealing The diameter dimension data of cushion rubber 4 072 are also greater than the diameter dimension data that atmospheric pressure chamber runs through venthole 007, so that the adjustment seat Raised valve 700 can seal the sliding atmospheric pressure chamber that abuts against in venthole 007, so that 700 energy of adjustment seat protrusion valve Cooperate adjustment seat 70, so that the adjustment seat 70 adjusts rotation through external force to be adjustable adjustment seat protrusion valve 700 and atmospheric pressure chamber Gap between venthole 007 greatly with it is small, relative to so that the adjustment seat 70 through adjusting rotation to be adjustable limitation atmospheric pressure Room is through the capacity of venthole 007 and the size of data of air inflow.The damping positioning tie bar 01 and sealing rubber ring 1 are big The gas of sliding and mobile generated high-pressure extrusion and gas source compression in pneumatic cylinder 07 and in atmospheric pressure chamber 009 from top to down It is to be emitted through venthole 007 and plug through venthole 611 by atmospheric pressure chamber；And the damping positioning tie bar 01 and close Sliding and mobile generated high pressure sucking of the sealing rubber ring 1 in atmosphere cylinder pressure 07 and in atmospheric pressure chamber 009 from below to up The gas of gas source compression be to be pumped into through venthole 611 and atmospheric pressure chamber through 007 high pressure of venthole by plug In atmospheric pressure chamber 009.The atmospheric pressure chamber is mutual vent flow ventilation source through venthole 611 through venthole 007 and plug.

It further include atmosphere cylinder pressure 07, one end in the atmosphere cylinder pressure 07 is provided with atmospheric pressure chamber 009, and the atmospheric pressure chamber 009 inner ring bottom end face is provided with atmospheric pressure chamber through venthole 007；The inner and outer ring circumference of the atmosphere cylinder pressure 07 to the left and right two Side alignment is provided with slide bar through hole 033, and one end of the damping positioning tie bar 01 is provided with positioning tie bar connecting rod 102, and The outer ring circumference of the positioning tie bar connecting rod 102 is to being provided with positioning tie bar through hole 08, and the diameter dimension of the slide bar 03 is big Small data fits through the slide bar through hole 033 of atmosphere cylinder pressure 07, is further continued for adaptation and wears people across positioning tie bar through hole 08, then Continue the another side slide bar through hole 033 that adaptation wears National People's Congress's pneumatic cylinder 07, so that the positioning of slide bar 03 and damping positioning tie bar 01 Pull rod through hole 08 can it is affixed together, but the slide bar 03 is to abut against the outer ring circumference of atmosphere cylinder pressure 07 slide bar passes through to the left and right sides In perforation 033, but the setting position of slide bar through hole 033 is to be aligned to the outer ring circumference of the atmosphere cylinder pressure 07 to the left and right sides, Relative to so that the slide bar 03 can position and limit swivel nut 40 and damp the axial direction of sliding and movement of the upper of positioning tie bar 01 under It will not be changed with the spacing dimension position of wheelbase, so that the swivel nut 40 has with dynamic damping positioning tie bar 01 with respect to solid rod 30 Spacing dimension position of the screw rod 32 under axis with upper sliding and the axial direction moved and wheelbase will not change, also opposite to make to hinder Buddhist nun's positioning tie bar 01 and the sealing rubber ring 1 on damping positioning tie bar 01 energy in atmosphere cylinder pressure 07 and in atmospheric pressure chamber 009 Under axis with upper sliding and move, power friction damping can be generated in atmosphere cylinder pressure 07 and in atmospheric pressure chamber 009 Positioning dynamics, opposite the first hinge 12 that can make the first hinge 10 generates full process positioning function, that is, can make the first hinge 10 The first hinge 12 can be from the orientation angle of hinge leaf predetermined set once angle position to 180 degree of orientation angles Position can make the first hinge 12 of the first hinge 10 generate self-locating function.One end of the atmosphere cylinder pressure 07 and plug 60 are solid It connects together.

The both ends bulge loop 19 of the inner ring internal diameter size data setting adaptation damping positioning tie bar 01 of the atmosphere cylinder pressure 07 The setting of diameter dimension size data, and the diameter dimension size of data of the sealing rubber ring 1 on the damping positioning tie bar 01 The annular diameters of also greater than atmosphere cylinder pressure 07 are set, and the sealing rubber ring 1 also stretches out outside pull rod annular mounting recess 05, It stretches out outside the diameter of the both ends bulge loop 19 of damping positioning tie bar 01, and the diameter dimension size of data of the sealing rubber ring 1 is set Set the annular diameters of also greater than atmosphere cylinder pressure 07 so that the sealing rubber ring 1 on the damping positioning tie bar 01 can strength against On the inner ring wall body of atmosphere cylinder pressure 07, so that the sealing rubber ring 1 on the damping positioning tie bar 01 can be strongly resisted against greatly It on the inner ring wall body of pneumatic cylinder 07, is abutted against in atmosphere cylinder pressure 07 so that the damping positioning tie bar 01 can seal to slip, so that should Damping positioning tie bar 01 and swivel nut 40 the screw rod 32 having relative to solid rod 30 under axis with upper sliding and move, opposite energy Make damping positioning tie bar 01 that can generate frictional damping dynamics and frictional resistance degree in atmosphere cylinder pressure 07, it is opposite to make the first hinge 10 the first hinge 12 can generate can open from once angle position to the first hinge of hinge 12 that the first hinge 12 is opened one There are positioning function in 180 degree of angle positions, relative to so that the adjustment seat 70 adjusts rotation through external force with energy corresponding matching plug 60 and it is able to cooperate atmosphere cylinder pressure 07 and atmospheric pressure chamber 009 and damping positioning tie bar 01 and swivel nut 40, to be adjustable adjustment seat protrusion The gap of valve 700 and atmospheric pressure chamber between venthole 007 greatly with it is small.

01 projection of damping positioning tie bar is formed with positioning tie bar connecting rod 102, and one on the damping positioning tie bar 01 End bulge loop 19 and one end bulge loop 19 being fixed on the pull rod screw hole 81 of positioning tie bar connecting rod 102 that is spirally connected can constitute pull rod ring Shape mounting groove 05, and the internal diameter data adaptation of the sealing rubber ring inner ring through-hole 055 of the sealing rubber ring 1 is inserted in and determines After the pull rod annular mounting groove 05 of position pull rod connecting rod 102, the screw rod 091 of bulge loop 19 is screwed into the pull rod screw hole 81 that is spirally connected, So that the screw rod 091 of the bulge loop 19 can be affixed together with 102 energy of positioning tie bar connecting rod on damping positioning tie bar 01, and should The diameter of sealing rubber ring 1 also stretches out outside pull rod annular mounting recess 05, and the both ends also stretched out on damping positioning tie bar 01 are convex Outside the diameter of ring 19, and the diameter dimension size of data setting of the sealing rubber ring 1 is also greater than in the inner ring of atmosphere cylinder pressure 07 Diameter, so that the sealing rubber ring 1 can be strongly resisted against on the inner ring wall body of atmosphere cylinder pressure 07, so that the damping positioning tie bar 01 It can seal to slip and abut against in atmosphere cylinder pressure 07, so that the 40 energy band dynamic damping positioning tie bar 01 of swivel nut has in opposite solid rod 30 Screw rod 32 under axis with upper sliding and move, make the damping positioning tie bar 01 and damp the sealant on positioning tie bar 01 Power friction damping dynamics and power friction resistance degree can be generated in atmosphere cylinder pressure 07 by enclosing 1, so that damping positioning is drawn Bar 01 can generate power friction damping dynamics and power friction resistance degree in atmosphere cylinder pressure 07, opposite to make the first hinge 10 First hinge 12 can generate can open from once angle position to the first hinge of hinge 12 that the first hinge 12 is opened 108 There are positioning function in ten degree of angle positions, relative to so that the adjustment seat 70 adjusts rotation through external force with 60 He of energy corresponding matching plug It is able to cooperate atmosphere cylinder pressure 07 and atmospheric pressure chamber 009 and damping positioning tie bar 01 and swivel nut 40, to be adjustable adjustment seat protrusion valve 700 and gap of the atmospheric pressure chamber between the venthole 007 greatly with it is small.The damping positioning tie bar 01 and sealing rubber ring 1 exist The gas of sliding and mobile generated high-pressure extrusion and gas source compression in atmosphere cylinder pressure 07 and in atmospheric pressure chamber 009 from top to down Body is emitted through venthole 007 and plug through venthole 611 by atmospheric pressure chamber；And 01 He of damping positioning tie bar Sliding and mobile generated high pressure of the sealing rubber ring 1 in atmosphere cylinder pressure 07 and in atmospheric pressure chamber 009 from below to up are inhaled The gas of the gas source compression entered be by plug through venthole 611 and atmospheric pressure chamber through 007 high pressure of venthole be pumped into It goes.The atmospheric pressure chamber is mutual vent flow ventilation source through venthole 611 through venthole 007 and plug.

One end face of the damping positioning tie bar 01 is provided with connecting screw 02, and the connecting screw of the damping positioning tie bar 01 02 diameter dimension size data adaptation is screwed into the swivel nut screw thread hole 406 for the swivel nut 40 that is spirally connected, and makes to damp positioning tie bar 01 and swivel nut 40 can it is affixed together so that damping positioning tie bar 01 can and swivel nut 40 can relatively the screw rod 32 that has of solid rod 30 under axis with it is upper Sliding and movement.One end face of the damping positioning tie bar 01 is provided with positioning tie bar connecting rod 102, the positioning tie bar connecting rod 102 outer ring circumference is provided with positioning tie bar through hole 08 to place, and the diameter dimension size data of the slide bar 03 fits through Positioning tie bar through hole 08；The diameter dimension size data of the slide bar 03 fits through the slide bar through hole 033 of atmosphere cylinder pressure 07 It is further continued for adaptation afterwards and wears people across the cushion rubber of sealing rubber ring 1 being further continued for adaptation after the through-hole 555 and wear people and pass through positioning to draw The another side slide bar through hole 033 that adaptation wears National People's Congress's pneumatic cylinder 07 is further continued for after bar through hole 08, so that slide bar 03 and damping are fixed The positioning tie bar through hole 08 of position pull rod 01 can it is affixed together, but the slide bar 03 be abut against the outer ring circumference of atmosphere cylinder pressure 07 to In the right and left slide bar through hole 033, but the setting of the outer ring circumference of the atmosphere cylinder pressure 07 slide bar through hole 033 to the left and right sides Position is alignment, opposite so that the slide bar 03 can position and limit swivel nut 40 and damp sliding of the upper of positioning tie bar 01 under It will not be changed with the spacing dimension position of mobile axial direction and wheelbase, so that the swivel nut 40 is opposite in band dynamic damping positioning tie bar 01 Spacing dimension position of the screw rod 32 that solid rod 30 has under axis with upper sliding and the axial direction moved and wheelbase will not change, Also opposite to make damping positioning tie bar 01 and sealing rubber ring 1 can be along axis in atmosphere cylinder pressure 07 and in atmospheric pressure chamber 009 It is lower with upper sliding and movement, with can power friction generate the damping of strength and position dynamics, it is opposite to make the of the first hinge 10 One hinge 12 can generate can open from once angle position to the first hinge of hinge 12 that the first hinge 12 is opened 180 There is positioning function in degree angle position.

One end front of the positioning tie bar connecting rod 102 of the damping positioning tie bar 01 is provided with pull rod screw hole 81, and should The internal diameter data adaptation of the sealing rubber ring inner ring through-hole 055 of sealing rubber ring 1 is nested in positioning tie bar connecting rod In 102 pull rod annular mounting groove 05, an end face of the bulge loop 19 is provided with screw rod 091, and the screw of 19 end face of bulge loop The diameter dimension size data setting adaptation of bar 091 is screwed into the internal diameter size data for the pull rod screw hole 81 that is spirally connected, so that should The positioning tie bar connecting rod 102 that the screw rod 091 of bulge loop 19 can and damp positioning tie bar 01 is affixed together, so that the damping positions Annular groove between one end bulge loop 19 of pull rod 01 and the other end bulge loop 19 for damping positioning tie bar 01 can constitute pull rod annular Mounting groove 05, so that 19 energy of other end bulge loop of an end face bulge loop 19 of the damping positioning tie bar 01 and damping positioning tie bar 01 Fixing seal cushion rubber 1 and the displacement of limitation sealing rubber ring 1 and disengaging.The outer ring circumference of the sealing rubber ring 1 is to place Cushion rubber is provided with through through-hole 555, and the diameter dimension size data setting adaptation cushion rubber of the slide bar 03 is through the straight of through-hole 555 Diameter size data.

The outer ring circumference of the swivel nut 40 is provided with annular mounting groove 401 and annular mounting groove 400 to place；The sealing rubber ring two The internal diameter data adaptation of 402 cushion rubber inner ring through-hole 2 422 is socketed in annular mounting groove 401, and the sealing rubber ring two 402 diameter also stretches out outside annular mounting recess 401, while the diameter dimension size data setting of the sealing rubber ring 2 402 is also Greater than the inner ring internal diameter of connector sleeve 50, so that the swivel nut 40 can seal sliding support and abut against on 501 wall body of connector sleeve inner ring；The spiral shell The outer ring circumference of set 40 is provided with annular mounting groove 400 to place, and the cushion rubber inner ring through-hole 3 421 of the sealing rubber ring 3 411 Internal diameter data adaptation is socketed in annular mounting groove 400, and the diameter of the sealing rubber ring 3 411 also stretch out annular installation it is recessed Outside slot 400, so that the swivel nut 40 can seal sliding support and abut against on 501 wall body of connector sleeve inner ring, so that the annular of the swivel nut 40 Sealing rubber ring 2 402 in installation groove 401 and the sealing rubber ring 3 411 in the annular mounting recess 400 of swivel nut 40 are able to cooperate Swivel nut 40 in connector sleeve 50 relative to screw rod 32 under axis with upper sliding and move, can be generated in connector sleeve 50 The effect of the frictional resistance dynamics of the frictional damping dynamics and strength of strength acts on, also with respect to the first page that can make the first hinge 10 Piece 12 can from the first hinge 12 open 1 degree of angle position to the 180 degree angle position that the first hinge 12 is opened can generate compared with Weak positioning dynamics.The size data setting of the screw hole grinding tooth tooth 322 of the swivel nut 40 is adapted to the spiral shell that the solid rod 30 that is spirally connected has The size data of the grinding tooth tooth 302 of bar 32, and the size data of the grinding tooth tooth 302 of screw rod 32 that the solid rod 30 has Adaptation is arranged to be spirally connected the screw hole grinding tooth tooth 322 of swivel nut 40, opposite is can limit to damp positioning tie bar 01 in atmosphere cylinder pressure and greatly The spacing dimension position that air-pressure chamber is slided and moved down and up along axis.

Swivel nut 40 and screw rod 32 when two hinges relatively rotate in two axle sleeves can relatively rotate, so that the swivel nut 40 and damping Positioning tie bar 01 can opposite screw rod 32 lower with upper sliding and moved in the predetermined set orientation angle that hinge rotates along axial. First hinge 12 of the first hinge 10 is opened through external force from the right, so that the first hinge 12 of the first hinge 10 can drive first axle The screw rod 32 in drive rod 42 and the second axle sleeve 21 in set 11 rotates, but the reversed grinding tooth tooth adaptation of screw rod that the solid rod has The size and screw pitch of the reversed grinding tooth tooth of swivel nut can setting optionally, but size of data be set to be adapted, can preset With limitation swivel nut 40 and damp positioning tie bar 01 relative to screw rod 32 under axial direction with upper sliding and the axial direction moved and wheelbase Spacing dimension position so that swivel nut 40 and damping positioning tie bar 01 can slide down relative to screw rod 32 along axial direction in hinge rotation Predetermined set orientation angle in, at this time the damping positioning tie bar 01 and damping positioning tie bar 01 on sealing rubber ring 1 be The atmospheric pressure chamber 009 having in into atmosphere cylinder pressure 07, at the same time on the damping positioning tie bar 01 and damping positioning tie bar 01 The atmospheric pressure chamber 009 that has in atmosphere cylinder pressure 07 of sealing rubber ring 1 in, it is opposite to generate biggish frictional damping positioning Dynamics, opposite that the first hinge 12 of the first hinge 10 can be enable to generate full process positioning dynamics, the of the first hinge 10 at the same time One hinge 12 is when being opened to 1 degree of orientation angle position to the unspecified angle position between 180 degree orientation angle to position, with this Rotation is adjusted to be adjustable adjustment seat protrusion valve 700 and atmospheric pressure chamber through venthole through external force using adjustment seat 70 simultaneously Gap between 007 greatly with it is small, the first hinge 12 of the first hinge 10 can be enable from 1 degree of open angle position to the first hinge The 12 180 degree angle positions opened can generate positioning dynamics.

Preferably, it is formed with the first flange 51 in the inner ring 501 of connector sleeve 50 and the projection of outer ring one end, by connector sleeve 50 Ring 501 and the first flange 51 of inner ring can be resisted against in the annular groove 101 of first bearing 100 in connector sleeve 50, so that even First flange 51 of 50 inner ring 501 of female connector and outer ring can inlay 100 annular groove 101 of first bearing in connector sleeve 50, so that First bearing 100 and the first flange 51 and connector sleeve 50 connect be fixed in connector sleeve 50 together, opposite so that the first bearing Inner ring 111 is able to rotate but the bearing block 109 of first bearing 100 at this time cannot be slided and be movably attached and be fixed in connector sleeve 50 It is interior.50 upper end of the connector sleeve projection inwardly is formed with the second flange 52, which can be resisted against the ring of first bearing In connected in star 102, so that the second flange 52 can inlay the annular groove 102 of first bearing in 50 inner ring 501 of connector sleeve, so that the One bearing 100 and the second flange 52, which can connect, to be fixed in connector sleeve.50 periphery wall of connector sleeve is recessed is formed with inner ring 501 for this, 50 lower end of the connector sleeve projection inwardly is formed with third flange 53, and third flange 53 is resisted against the annular groove 520 of plug 60 It is interior, so that third flange 53 can inlay the annular groove 520 of plug 60 in 50 inner ring 501 of connector sleeve, so that plug 60 and third Flange 53 can be connected and is fixed in connector sleeve 50, and the plug 60 stretches out 50 outer portion of connector sleeve and fits through the interior of the first axle sleeve Ring through-hole 112.The axle sleeve inner ring through-hole 112 and the second axle sleeve 21 of the first axle sleeve of diameter dimension data adaptation 11 of the connector sleeve 50 Axle sleeve inner ring through-hole 23, and the connector sleeve 50 pass through the first axle sleeve 11 inner ring through-hole 112 be further continued for across the second axle sleeve 21 Axle sleeve inner ring through-hole 23, be further continued for the axle sleeve inner ring through-hole 112 across the first axle sleeve 11 so that connector sleeve 50 can and first axle Set 11 and second axle sleeve 21 can connect it is affixed together.The adjustment seat screw thread 702 adaptation, which is spirally connected, connects plug 60, can pass through adjusting 70 rotation of seat controls to adjust the axial location of seat.The solid rod 30 also with rotating bar 42 and has screw rod 32, which nibbles The size data adaptation of teeth 302 is spirally connected the screw hole grinding tooth tooth 322 of swivel nut 40, and the grinding tooth tooth 302 and spiral shell of the screw rod 32 Size data and the pitch size setting of the screw hole grinding tooth tooth 322 of set 40 are adapted, can limit damping positioning tie bar 01 In atmosphere cylinder pressure and spacing dimension position that atmospheric pressure chamber is slided and moved down along axis, so that the first of the first hinge 10 Hinge 12 can be positioned in the orientation angle position of predetermined set, such as in 80 degree of orientation angle positions of hinge predetermined set When setting following, the first hinge of the first hinge 10 can generate weaker positioning dynamics.

The plug 60 is provided with plug and runs through screw hole 701, and the diameter dimension of the adjustment seat grinding tooth tooth 702 of the adjustment seat 70 Size data setting is adapted to the diameter dimension size data that the spiral shell that is spirally connected enters plug through screw hole 701, and is sealed against and connects big Air-pressure chamber is in venthole 007, so that the adjustment seat protrusion valve 700 of the adjustment seat 70, which can support, abuts against atmospheric pressure chamber 009 The atmospheric pressure chamber inside having is on the venthole 007, so that the adjustment seat 70, which adjusts rotation through external force, is able to cooperate plug 60 and big Pneumatic cylinder 07 and damping positioning tie bar 01 and swivel nut 40, so that the adjustment seat protrusion valve 700 of adjustment seat 70 can limit atmospheric pressure Room through the capacity of venthole 007 data greatly with it is small, it is opposite so that the adjustment seat 70 is adjusted through external force rotates can correspond to Cooperate plug 60 and be able to cooperate atmosphere cylinder pressure 07 and atmospheric pressure chamber 009 and damping positioning tie bar 01 and swivel nut 40, is adjusted with being adjustable Save the gap of seat protrusion valve 700 and atmospheric pressure chamber between venthole 007 greatly with it is small.The plug 60 is provided with adjustment seat and passes through Wear screw hole 701, and the adjustment seat 70 spiral shell that is spirally connected enters adjustment seat through screw hole 701, so that the adjustment seat protrusion of the adjustment seat 70 Valve 700 can support the atmospheric pressure chamber for abutting against and having in atmospheric pressure chamber 009 on venthole 007；The inner and outer ring of the plug 60 Circumference is provided with the second axis that perforative plug is arranged through the inner and outer ring circumference of venthole 611 and the second axle sleeve to place to place Set is unanimously aligned through venthole 611, and the plug venthole 611 and the second axle sleeve run through venthole 611 and atmospheric pressure Room is through what connection communicated through venthole 007.The plug 60 and atmosphere cylinder pressure 07 are affixed together.

One end in the atmosphere cylinder pressure 07 is provided with atmospheric pressure chamber 009, and the inner ring bottom end face of the atmospheric pressure chamber 009 is set Atmospheric pressure chamber is equipped with through venthole 007, and the atmospheric pressure chamber is adjusted through the diameter dimension data setting adaptation of venthole 009 The adjustment seat protrusion valve 700 of seat, so that the atmospheric pressure chamber is able to cooperate the adjustment seat protrusion valve of adjustment seat 70 through venthole 007 Door 700 is opposite so that the first hinge 12 of first hinge 10 is opened through external force from the left side, so that the first page of the first hinge 10 Piece 12 can drive the screw rod 32 in drive rod 42 and the second axle sleeve 21 in first axle set 21 to rotate, opposite so that swivel nut 40 and resistance Buddhist nun's positioning tie bar 01 can slide down relative to screw rod 32 along axial direction in the intended orientation angle of hinge rotation, the resistance at the same time The atmospheric pressure chamber 009 that sealing rubber ring 1 on Buddhist nun's positioning tie bar 01 and damping positioning tie bar 01 has in atmosphere cylinder pressure 07 When can be in sliding movement down, the opposite sealing rubber ring 1 that can make to damp on positioning tie bar 01 be generated in atmospheric pressure chamber 009 Biggish frictional damping positions dynamics, also with respect to the biggish self-positioning power of the first hinge 12 generation that can enable the first hinge 10 Degree, the first hinge 12 of the first hinge 10 is opened to once to 180 degree of hinge leaf predetermined sets at the same time When orientation angle position, rotation is adjusted with energy corresponding matching plug 60 through external force using adjustment seat 70 at the same time and is able to cooperate Atmosphere cylinder pressure 07 and atmospheric pressure chamber 009 and damping positioning tie bar 01 and swivel nut 40, to be adjustable adjustment seat protrusion valve 700 and big Gap of the air-pressure chamber between the venthole 007 greatly with it is small, opposite is to adjust atmospheric pressure chamber that atmospheric pressure chamber 009 has through logical The data of the capacity of stomata 007 and air inflow greatly with it is small, opposite be adjustable is sealed in atmosphere cylinder pressure 07 and atmospheric pressure chamber 009 The pressure data size and height of interior damping positioning tie bar 01 generated gas source in atmosphere cylinder pressure 07 and in atmospheric pressure chamber 009 The size of data and pressure data size of the gas source compression ratio of suction are pressed, and is adjustable damping positioning tie bar 01 and damps positioning and draw Sealing rubber ring 1 on bar 01 is in atmosphere cylinder pressure 07 and the pressure size and high pressure of gas source caused by atmospheric pressure chamber 009 The size of data and pressure size and pressure size of the gas source compression ratio of suction and be adjustable damping positioning tie bar 01 in atmospheric pressure In cylinder 07 and the frictional damping of atmospheric pressure chamber 009 positioning great efforts and small, with respect to being the atmospheric pressure being adjustable in atmospheric pressure chamber 009 Room through venthole 007 capacity and air inflow data greatly with it is small, the opposite hinge that is adjustable is opened in hinge Position, which positions the adjustment seat 70, between 180 degree of angles that once angle position positioning is opened to hinge can adjust hinge The positioning great efforts that chain hinge is positioned in any angle position with it is small, it is opposite so that hinge can be from the once angle that hinge is opened There are positioning function in 180 degree of angle positions that degree position to hinge is opened, opposite to make the first of the first hinge 10 Hinge 12 generates full process positioning function, that is, the first hinge 12 of the first hinge 10 can be enable from hinge leaf predetermined set Orientation angle once rise to 180 degree of orientation angle positions by angle position, and the first hinge 12 of the first hinge 10 can be made to produce It is born from positioning function.

Embodiment two

It and embodiment one the difference is that: please refer to Figure 25 to Figure 26, the atmospheric pressure having in the atmosphere cylinder pressure 07 Room 009 is provided with atmospheric pressure chamber through discharging into stomata 099, and the atmospheric pressure chamber runs through and discharges into the interior of stomata 099 and connector sleeve The connector sleeve that outer ring circumference is arranged to place runs through discharge into that the inner and outer ring circumference of stomata 099 and the second axle sleeve is arranged to place the Two axle sleeves are consistent are aligned through diameter dimension size of data set by stomata 099 is discharged into position.The atmospheric pressure chamber 009 Bottom inner and outer ring circumference to place be provided with perforative atmospheric pressure chamber run through discharge into the inner and outer ring circumference of stomata 099 and connector sleeve to The connector sleeve of place setting runs through through the second axle sleeve that the inner and outer ring circumference for discharging into stomata 099 and the second axle sleeve is arranged to place Discharge into that diameter dimension data set by stomata 099 are smaller, it is opposite so that first hinge 10 the first hinge 12 through external force from The left side is opened, so that the first hinge 12 of the first hinge 10 can drive in drive rod 42 and the second axle sleeve 21 in first axle set 21 Screw rod 32 rotate, it is opposite so that swivel nut 40 and damping positioning tie bar 01 can relatively screw rod 32 along axial direction down with up slide It is close on the damping positioning tie bar 01 and damping positioning tie bar 01 at the same time in the orientation angle of the predetermined set of hinge rotation Sealing rubber ring 1, in when sliding is mobile down and up, can make to damp relatively in atmosphere cylinder pressure 07 and in atmospheric pressure chamber 009 Positioning tie bar 01 and damping positioning tie bar 01 on sealing rubber ring 1 is in atmosphere cylinder pressure 07 and atmospheric pressure chamber 009 can generate Biggish frictional damping positions dynamics, also with respect to can make the first hinge 12 of the first hinge 10 in the orientation angle one of predetermined set It spends angle position to rise to 180 degree of orientation angle positions, the first hinge 12 of the first hinge 10 can be made to generate relatively strength Self-positioning dynamics；The inner and outer ring circumference of the atmospheric pressure chamber 009 is provided with perforative atmospheric pressure chamber through discharging into stomata to bottom 099 and the connector sleeve that is arranged to place of inner and outer ring circumference of connector sleeve run through the inner and outer ring for discharging into stomata 099 and the second axle sleeve 21 It is larger that the second axle sleeve that circumference is arranged to place discharges into diameter dimension data set by stomata 099, opposite so that this first is closed First hinge 12 of page 10 is opened through external force from the left side, so that the first hinge 12 of the first hinge 10 can drive in first axle set 21 Drive rod 42 and the second axle sleeve 21 in screw rod 32 rotate, it is opposite so that swivel nut 40 and damping positioning tie bar 01 can opposite screw rods 32 along axial direction down with up slide in the orientation angle of the predetermined set of hinge rotation, the damping positioning tie bar at the same time 01 and damping positioning tie bar 01 on sealing rubber ring 1 in atmosphere cylinder pressure 07 and in atmospheric pressure chamber 009 in down and up When sliding is mobile, it can make the sealing rubber ring 1 on damping positioning tie bar 01 in atmosphere cylinder pressure 07 relatively and atmospheric pressure chamber 009, which generates weaker frictional damping, positions dynamics, opposite that the first hinge 12 of the first hinge 10 can be made in the positioning of predetermined set Angle once rise to 180 degree of orientation angle positions by angle position, and the first hinge 12 of the first hinge 10 can be made to generate Weaker self-positioning dynamics.The adjustment seat that adjustment seat is not set through screw hole 701 in the plug 60 of embodiment two and tune is not set Save seat 70.The damping positioning tie bar 01 and sealing rubber ring 1 in atmosphere cylinder pressure 07 and in atmospheric pressure chamber 009 from top to down Sliding and mobile generated high-pressure extrusion and the gas of gas source compression are to run through to discharge into stomata 099 and connection by atmospheric pressure chamber Set is emitted through discharging into stomata 099 through discharging into stomata 099 and the second axle sleeve；And the damping positioning tie bar 01 and sealant Enclose what high pressure caused by one 005 slidings and movement in atmosphere cylinder pressure 07 and in atmospheric pressure chamber 009 from below to up was pumped into The gas of gas source compression is by the second axle sleeve through discharging into stomata 099 and connector sleeve through discharging into stomata 099 and atmospheric pressure chamber It is pumped into through 099 high pressure of stomata is discharged into.The atmospheric pressure chamber, which runs through, discharges into the outer ring circumference of stomata 099 and connector sleeve to institute The connector sleeve of setting is through discharging into stomata 099 and the outer ring circumference of the second axle sleeve 21 discharges into stomata to the second set axle sleeve 099 is mutual vent flow ventilation source.

Embodiment three

It and embodiment two the difference is that: Figure 27 to Figure 28 is please referred to, in the atmosphere cylinder pressure 07 of this embodiment three The inner and outer ring circumference for the atmospheric pressure chamber 009 having is not provided with atmospheric pressure chamber through discharging into stomata 099 to place.In this embodiment three The inner and outer ring circumference of atmosphere cylinder pressure 07 be not provided with to place and be positioned through venthole 008.

The outer ring circumference of the damping positioning tie bar 01 is provided with pull rod annular mounting groove 05, and the sealing rubber ring one to place 005 adaptation of sealing rubber ring inner ring through-hole 055 is being incited somebody to action after being inserted in the pull rod annular mounting groove 05 of positioning tie bar connecting rod 102 The screw rod 091 of bulge loop 19 is screwed into the pull rod screw hole 81 that is spirally connected, so that the screw rod 091 of the bulge loop 19 can and damp positioning tie bar 01 positioning tie bar connecting rod 102 is affixed together, and the sealing rubber ring 1 also stretches out outside pull rod annular mounting recess 05, It stretches out outside the diameter of the both ends bulge loop 19 of damping positioning tie bar 01, so that the sealing rubber ring 1 can strongly be resisted against atmospheric pressure On the inner ring wall body of cylinder 07, abutted against in atmosphere cylinder pressure 07 so that the damping positioning tie bar 01 can seal to slip, so that the swivel nut 40 energy band dynamic damping positioning tie bars 01 the screw rod 32 having relative to solid rod 30 under axis with upper sliding and move, make the resistance Sealing rubber ring 1 on Buddhist nun's positioning tie bar 01 and damping positioning tie bar 01 can generate power friction damping in atmosphere cylinder pressure 07 Dynamics and power friction resistance degree, so that the damping positioning tie bar 01 can generate power friction damping dynamics in atmosphere cylinder pressure 07 With power friction resistance degree, opposite the first hinge 12 that can enable the first hinge 10, which generates, to be opened once from the first hinge 12 There are positioning function in angle position to 180 degree of angle positions that the first hinge of hinge 12 is opened.

Example IV

It and embodiment three the difference is that: please refer to Figure 29 to Figure 33, which includes one second axle sleeve 21 and one are fixed in the second hinge 22 outside the second axle sleeve 21, which is located at 22 lower half portion of the second hinge；This One hinge 10 includes one first axle sleeve 11 and one is fixed in the first hinge 12 outside the first axle sleeve 11, which is to be located at First hinge, 12 top half；First axle sleeve 11 is that adaptation is connected on the second axle sleeve 21, presents and is aligned setting under, so that First axle sleeve 11 can rotate turn in the predetermined set of the first hinge 12 of the first hinge 19 relative to the axis of the second axle sleeve 21 In dynamic angle.

First axle sleeve 11, change 41 and drive rod 42 connect so that the first axle sleeve 11 and change 41 can position and Limit spacing of the swivel nut 40 in the screw rod 32 having relative to solid rod 30 under axis with upper sliding and the axial direction and wheelbase that move Size positions.The second flange 52 is set in connector sleeve 50, and plug 60 can be resisted against in connector sleeve 50 by the second flange 52 In annular groove 520, so that the second flange 52 can inlay the annular groove 520 of plug 60 in connector sleeve 50, so that plug 60 It can be fixed in connector sleeve 50 with the second flange 52.The socket that the 5th bearing 500 is able to rotate is connected to outside connector sleeve 50, and should One end bearing bulge loop 501 of 5th bearing 500 be rotation be socketed at the axle sleeve inner ring 112 of the first axle sleeve 11 and axle sleeve circumference to End face 110 on other end circumference to end face can contact the second axle sleeve 21 inner and outer ring circumference to end face 202 between, First axle sleeve 11 and the second axle sleeve 21 are arranged side by side, opposite second axle sleeve of the first hinge 12 that the first hinge 10 is had 21 rotations.The connector sleeve 50 is the axle sleeve inner ring through-hole 23 that adaptation is socketed in the second axle sleeve 21, so that connector sleeve 50 can be fixed in In the axle sleeve inner ring through-hole 23 of second axle sleeve 21.

Hinge further includes connector sleeve 50, solid rod 30, swivel nut 40, damping positioning tie bar 01, atmosphere cylinder pressure 07, first bearing 100,5th bearing 500, plug 60 and adjustment seat 70；The diameter dimension data of the adjustment seat protrusion valve 700 are arranged and taper Setting be by it is big and it is raised extend to the lesser size fit atmospheric pressure chamber of diameter dimension data through venthole 007 inner ring it is straight The setting of diameter dimension data, be adjustable the gap of adjustment seat protrusion valve 700 and atmospheric pressure chamber between venthole 007 greatly with It is small.

The part that the plug 60 stretches out outside connector sleeve 50 fits through the inner ring through-hole of the second axle sleeve 21 of the second hinge 20, So that plug 60 and the second axle sleeve 21 connect, swivel nut 40 and plug 60 are spaced；50 30 He of solid rod in the connection of two hinges It is equipped with solid rod 30, swivel nut 40, damping positioning tie bar, atmosphere cylinder pressure 07, atmospheric pressure chamber 009, first bearing 100 between plug 60 and adjusts Save seat 70.

The atmosphere cylinder pressure 07 be positioned through venthole 008 and connector sleeve is positioned through venthole 008 and the second axle sleeve is fixed Position diameter dimension data set by the venthole 008 are smaller, opposite that the first hinge 12 of the first hinge 10 can be made predetermined Heavier positioning dynamics can be generated when below the orientation angle position of setting；The atmosphere cylinder pressure 07 is positioned through venthole 008 Be positioned through venthole 008 with connector sleeve and the second axle sleeve to be positioned through diameter dimension data set by venthole 008 larger, It is opposite can enable the first hinge 12 of the first hinge 10 below the orientation angle position of predetermined set when generate weaker positioning Dynamics.

It further include atmospheric pressure chamber through venthole 007, which is arranged through the diameter dimension data of venthole 007 It is adapted to the adjustment seat protrusion valve 700 of adjustment seat 70, so that the atmospheric pressure chamber is able to cooperate the tune of adjustment seat 70 through venthole 007 Save seat protrusion valve 700, be adjustable the atmospheric pressure chamber that has in atmospheric pressure chamber 009 through venthole 007 capacity with into The data of tolerance greatly with it is small.

Sealing rubber ring 005 is socketed in the annular mounting groove 05, and the sealing rubber ring 005 also stretches out annular mounting recess Outside 05, enable the damping positioning tie bar 01 sealing is sliding to abut against in atmosphere cylinder pressure 07 and in atmospheric pressure chamber 009, so that the damping Positioning tie bar 01 and swivel nut 40 the screw rod 32 having relative to solid rod 30 under axis with upper sliding and move, it is opposite so that close It is enclosed in the energy in atmosphere cylinder pressure 07 and in atmospheric pressure chamber 009 of the damping positioning tie bar 01 in atmosphere cylinder pressure and in atmospheric pressure chamber 009 The frictional damping dynamics and frictional resistance degree for generating strength, it is fixed when being sealed in the damping in atmosphere cylinder pressure and in atmospheric pressure chamber 009 Position pull rod 01, which is slided and moved down along axis in atmosphere cylinder pressure 07 and in atmospheric pressure chamber 009, is slipping over atmosphere cylinder pressure air inlet When 008, it is to enter atmosphere cylinder pressure 07 that this, which is sealed in the damping positioning tie bar 01 in atmosphere cylinder pressure and in atmospheric pressure chamber 009, at this time In the atmospheric pressure chamber 009 inside having, at the same time the damping positioning tie bar 01 and damping positioning tie bar 01 on sealing rubber ring one 005 atmospheric pressure chamber 009 in atmosphere cylinder pressure 07, it is opposite to generate very big frictional damping positioning dynamics, first can be made relatively First hinge 12 of hinge 10 can generate biggish positioning dynamics, while adjust rotation through external force using adjustment seat 70 can correspond to Cooperate plug 60 and be able to cooperate atmosphere cylinder pressure 07 and atmospheric pressure chamber 009 and damping positioning tie bar 01 and swivel nut 40, is adjusted with being adjustable Save the gap of seat protrusion valve 700 and atmospheric pressure chamber between venthole 007 greatly with it is small, adjust big in atmospheric pressure chamber 009 Air-pressure chamber through venthole 007 capacity and air inflow data greatly with it is small, be adjustable hinge is opened in hinge one Hinge can be adjusted by positioning the adjustment seat 70 between 180 degree of angle positions that the positioning of degree angle position is opened to hinge The positioning great efforts that hinge is positioned in any angle position with it is small, and in 90 degree of hinge predetermined set or 80 degree of orientation angles When spending position or less, while the energy storage elastic force degree of the spring 91 can generate release, so that one end energy strength contact of spring 91 exists 40 circumference of swivel nut to end face on the other end can strength contact on the front ring acies face of atmosphere cylinder pressure 07 so that swivel nut 40 Convex helical grinding tooth tooth can axial direction of the opposite recessed helical grinding tooth tooth of screw rod up slide and move, the damping at the same time positions Sealing rubber ring 1 on pull rod 01 is to have the function of frictional damping in atmosphere cylinder pressure 07, close on the swivel nut at the same time Sealing rubber ring 402 2 on sealing rubber ring 3 411 and swivel nut similarly has the function of frictional damping in connector sleeve 50, so that first It is self-closing that first hinge 12 of hinge 10 is able to achieve buffering.The damping positioning tie bar 01 and sealing rubber ring 1 are in atmosphere cylinder pressure 07 Sliding and mobile generated high-pressure extrusion and the gas of gas source compression in interior and atmospheric pressure chamber 009 from top to down are by big Air-pressure chamber runs through venthole 611 and the second axle sleeve through venthole 611 and connector sleeve through the plug of venthole 007 and plug 60 It is emitted through venthole 611；And the damping positioning tie bar 01 and sealing rubber ring 1 are in atmosphere cylinder pressure 07 and atmospheric pressure The gas for the gas source compression that sliding and mobile generated high pressure in room 009 from below to up are pumped into is passed through by the second axle sleeve Break-through stomata 611 and connector sleeve are high through venthole 007 through venthole 611 and atmospheric pressure chamber through venthole 611 and plug Pressure is pumped into.

Swivel nut 40 and screw rod 32 when two hinges relatively rotate in two axle sleeves can relatively rotate, so that the swivel nut 40 and damping Positioning tie bar 01 can opposite screw rod 32 lower with upper sliding and moved in the predetermined set orientation angle that hinge rotates along axial. First hinge 12 of the first hinge 10 is opened through external force from the left side, so that the first hinge 12 of the first hinge 10 can drive first axle The screw rod 32 in drive rod 42 and the first axle sleeve 11 in set 11 rotates, but the screw rod forward direction grinding tooth tooth adaptation that the solid rod has The size and screw pitch of swivel nut forward direction grinding tooth tooth can setting optionally, but size of data be set to be adapted, can preset With limitation swivel nut 40 and damp positioning tie bar 01 relative to screw rod 32 under axial direction with upper sliding and the axial direction moved and wheelbase Spacing dimension position so that swivel nut 40 and damping positioning tie bar 01 can slide down relative to screw rod 32 along axial direction in hinge rotation Predetermined angular in, when damping positioning tie bar 01 slip over atmosphere cylinder pressure 07 be positioned through venthole 008 when, the resistance at this time Buddhist nun's positioning tie bar 01 is the atmospheric pressure chamber 009 having into atmosphere cylinder pressure 07, and the damping positioning tie bar 01 is big at the same time The atmospheric pressure chamber 009 having in pneumatic cylinder 07, it is opposite to generate biggish frictional damping positioning dynamics, make the of the first hinge 10 One hinge 12 can generate biggish positioning dynamics, and the first hinge 12 of the first hinge 10 is to be opened to 80 degree extremely at the same time When the orientation angle position of 180 degree hinge leaf predetermined set, rotation energy is adjusted through external force using adjustment seat 70 at the same time Cooperate plug 60 and atmosphere cylinder pressure 07 and damping positioning tie bar 01 and swivel nut 40, to be adjustable adjustment seat protrusion valve 700 and big Gap of the air-pressure chamber between the venthole 007 greatly with it is small, the first hinge 12 for adjusting the first hinge 10 is determined in predetermined set In the angle position of position the positioning great efforts that position with it is small；When the first hinge 12 of the first hinge 10 needs to close, through external force When closing to below the orientation angle position of 80 degree of positions, 12 predetermined set of namely the first 10 first hinge of hinge, at the same time For first hinge 12 of the first hinge 10 when closing through external force, the first hinge 12 of the first hinge 10 can drive first axle to cover 11 Screw rod 32 in interior change 41 and drive rod 42 and the first axle sleeve 11 rotates, relative band movable snail sleeve 40 and damping positioning tie bar 01 when up sliding is mobile, slip over atmosphere cylinder pressure 07 be positioned through venthole 008 when, that is, the first hinge 10 the When below the starting point in the predetermined set orientation angle position of one hinge 12, gas can be positioned through ventilation from the second axle sleeve 21 The venthole 008 that is positioned through of hole 008 and connector sleeve 50 enters in atmosphere cylinder pressure 07, opposite to make to damp positioning tie bar 01 big All atmospheric pressure are lost in pneumatic cylinder 07, while can also make to damp positioning tie bar 01 and lose in atmosphere cylinder pressure 07 more to determine Position dynamics, the sealing rubber ring 005 and sealing rubber ring 006 damped on positioning tie bar 01 at the same time still have in atmosphere cylinder pressure 07 There is slighter frictional damping function, the sealing rubber ring 402 on the sealing rubber ring 411 and swivel nut on the swivel nut 40 exists at the same time Similarly have the function of slighter frictional damping in connector sleeve 50, pushes the first hinge 12 of the first hinge 10 at the same time When external force pine oil, while the energy storage elastic force degree of the spring 91 can generate release, so that one end energy strength contact of spring 91 is in spiral shell Cover 40 circumference to end face on the other end can strength contact on the front ring acies face of atmosphere cylinder pressure 07, it is opposite so that swivel nut 40 convex helical grinding tooth tooth can up be slided relative to the axial direction of the recessed helical grinding tooth tooth of screw rod and mobile, damping positioning at the same time Pull rod 01 is to have the function of frictional damping in atmosphere cylinder pressure 07, so that the first hinge 12 of the first hinge 10 is able to achieve buffering certainly It closes.

The outer ring circumference of the atmosphere cylinder pressure 07 is aligned to the left and right sides is provided with slide bar through hole 033, and the atmosphere cylinder pressure 07 outer ring circumference is aligned to the left and right sides is provided with slide bar through hole 033, and the slide bar through hole 033 and damping positioning tie bar Set bulge loop through hole 08 is alignment on 01 bulge loop 09 having, so that the 03 diameter dimension size data of slide bar is adapted to Across the slide bar through hole 033 of atmosphere cylinder pressure 07, while also, adaptation wears people across bulge loop through hole 08, is further continued for adaptation and wears the National People's Congress The another side slide bar through hole 033 of pneumatic cylinder 07, so that bulge loop 09 and atmospheric pressure that slide bar 03 and damping positioning tie bar 01 have Slide bar through hole 033 can be socketed together the outer ring circumference of cylinder 07 to the left and right sides.The outer ring circumference of the atmosphere cylinder pressure 07 is to setting Have atmosphere cylinder pressure 07 is positioned through venthole 008, and the atmosphere cylinder pressure 07 is positioned through venthole 008 and connector sleeve 50 Connector sleeve 50 from outer ring circumference to setting the outer ring circumference for being positioned through venthole 008 and the second axle sleeve 21 to the second of setting The venthole 008 that is positioned through of axle sleeve 21 is unanimously aligned；The outer ring circumference of the atmosphere cylinder pressure 07 is aligned to the left and right sides to be set It is equipped with slide bar through hole 033, and the outer ring circumference of the atmosphere cylinder pressure 07 is aligned is provided with slide bar through hole 033 to the left and right sides, And the slide bar through hole 033 is aligned with bulge loop through hole 08 set on the bulge loop 09 that positioning tie bar 01 has is damped, So that the 03 diameter dimension size data of slide bar fits through the slide bar through hole 033 of atmosphere cylinder pressure 07, while also adaptation wears people Across bulge loop through hole 08, it is further continued for the another side slide bar through hole 033 that adaptation wears National People's Congress's pneumatic cylinder 07, so that slide bar 03 and resistance Slide bar through hole 033 can be socketed one to the outer ring circumference of bulge loop 09 and atmosphere cylinder pressure 07 that Buddhist nun's positioning tie bar 01 has to the left and right sides It rises.The outer ring circumference of the atmosphere cylinder pressure 07 is to being provided with atmosphere cylinder pressure air inlet 008, and the atmosphere cylinder pressure air inlet 008 and even Air inlet 008 from the outer ring circumference of female connector 50 to setting and the second axle sleeve 21 outer ring circumference to the air inlet 008 of setting be one Cause alignment.

Embodiment five

This adjustable hinge blade full process positioning dynamics and self-closing structure and adjustable hinge hinge are fixed in unspecified angle The functional structure that the positioning strength and hinge of position can be positioned in any angle position, as that can be suitble to be set to any shape It is opposite so as to be adjustable in the axle sleeve of the peculiar hinge of the car door of car door hinge, body hinge and any shape and compartment door hinge Hinge leaf full process positioning dynamics and self-closing structure, can be by the vehicle of car door and any fancy shapes loaded on any fancy shapes Compartment door etc., so that the car door of any fancy shapes and the car door of any fancy shapes etc., can exercise and be adjustable car door hinge The positioning strength and hinge that chain hinge is positioned in unspecified angle can be positioned in any angle position and self-closing functional structure.

It and example IV the difference is that: please refer to Figure 34 to Figure 36, which sets one first hinge 12 The first axle sleeve 11 of the first hinge is fixed in two intervals, the first hinge 12 of first hinge 10 is arranged in folding shape (the first hinge 12 of first hinge 10 can also not have to be arranged in folding shape)；The fixing seat 90 includes 29 He of a fixed plate One is fixed in the vertical projection seat 25 on fixed plate 29, and the end face of the vertical projection seat 25 is recessed with one second axle sleeve 21.This is fixed Seat 90 can be configured to the second hinge 20, and the fixing seat 90 can also be configured to fixed plate 29.The wheelbase of second axle sleeve 21 and two The compartment of first axle sleeve 11 is away from adaptation, which is adapted between two first axle sleeves 11, so that first axle sleeve 11 It can rotate relative to the axis of the second axle sleeve 21 in the predetermined set orientation angle position of the first hinge 12 of the first hinge 19；This The second hinge 22 and hinge fixing seat 90 of second axle sleeve 21 of two hinges 20 are fixed together, and are worn by the way that affixed screw rod 98 is arranged The screw through hole of hinge fixing seat 90 is crossed in the screw through hole for passing through door frame, so that hinge fixing seat 90 and door frame are fixed in Together, relatively so that car door hinge, which can be exercised, is adjustable hinge positioning strength and self-closing structure function.Two hinge phases Swivel nut 40 and screw rod 32 when to rotation in two axle sleeves can relatively rotate, so that the swivel nut 40 and damping positioning tie bar 01 can be opposite Screw rod 32 with upper sliding and moves in the predetermined set orientation angle of hinge rotation along axial lower.

Swivel nut 40 and screw rod 32 when two hinges relatively rotate in two axle sleeves can relatively rotate, so that the swivel nut 40 and damping Positioning tie bar 01 can opposite screw rod 32 lower with upper sliding and moved in the predetermined set orientation angle that hinge rotates along axial. First hinge 12 of the first hinge 10 is opened through external force, so that the first hinge 12 of the first hinge 10 can drive in first axle set 11 Drive rod 42 and the second axle sleeve 21 in screw rod 32 rotate, it is opposite so that the screw rod 32 that the solid rod 30 has three straight gradients The data of the straight gradient screw pitch of the convex helical grinding tooth tooth of screw pitch greatly with the convex helical grinding tooth tooth of small setting and straight gradient screw pitch Be arranged a table structure, adaptation be spirally connected swivel nut three straight gradient screw pitch recessed helical grinding tooth tooth straight gradient screw pitch data greatly with The setting table structure of the convex helical grinding tooth tooth of small setting and straight gradient screw pitch, can preset and limit swivel nut 40 and resistance Buddhist nun's positioning tie bar 01 in the spacing dimension position relative to screw rod 32 under axial direction with upper sliding and the axial direction moved and wheelbase, with Swivel nut 40 and damping positioning tie bar 01 is set to slide down relative to screw rod 32 along axial direction in the predetermined angular of hinge rotation, when close It is enclosed in damping positioning tie bar 01 in atmosphere cylinder pressure and in atmospheric pressure chamber 009 and is positioned through venthole slip over atmosphere cylinder pressure 07 When 008, it is to enter atmosphere cylinder pressure 07 that this, which is sealed in the damping positioning tie bar 01 in atmosphere cylinder pressure and in atmospheric pressure chamber 009, at this time The atmospheric pressure chamber 009 inside having, this is sealed in the damping positioning tie bar in atmosphere cylinder pressure and in atmospheric pressure chamber 009 at the same time 01, opposite to generate biggish frictional damping positioning dynamics, opposite the first hinge 12 that can enable the first hinge 10 generates larger Positioning dynamics, the first hinge 12 of the first hinge 10 is to be opened to 80 degree to set to 180 degree hinge leaf is predetermined at the same time When the orientation angle position set, rotation is adjusted through external force using adjustment seat 70 at the same time and is able to cooperate plug 60 and atmosphere cylinder pressure 07 and damping positioning tie bar 01 and swivel nut 40, be adjustable adjustment seat protrusion valve 700 and atmospheric pressure chamber through venthole 007 it Between gap greatly with it is small, be adjustable be sealed in atmosphere cylinder pressure 07 and atmospheric pressure chamber 009 in damping positioning tie bar 01 in atmosphere The data of the gas source compression ratio of pressure data size and the high pressure suction of generated gas source in cylinder pressure 07 and in atmospheric pressure chamber 009 Size and pressure data size are adjustable the sealing rubber ring 1 on damping positioning tie bar 01 and damping positioning tie bar 01 big The size of data and pressure size and pressure of the gas source compression ratio of pressure size and the high pressure suction of gas source caused by air-pressure chamber 009 It is powerful small and be adjustable damping positioning tie bar 01 in atmosphere cylinder pressure 07 and the frictional damping of atmospheric pressure chamber 009 positioning great efforts with It is small, be the atmospheric pressure chamber that is adjustable in atmospheric pressure chamber 009 through venthole 007 capacity and air inflow data greatly with it is small, Opposite is also to be adjustable the positioning great efforts that the first hinge 12 of the first hinge 10 positions in predetermined set orientation angle position With it is small；When the first hinge 12 of the first hinge 10 needs to close, close through external force to 80 degree of positions namely the first hinge When below the orientation angle position of 10 first hinge, 12 predetermined set, the first hinge 12 of the first hinge 10 is through outer at the same time When power is closed, the first hinge 12 of the first hinge 10 can drive first axle to cover the change 41 in 11 and drive rod 42 and first axle Screw rod 32 in set 11 rotates, and when relative band movable snail sleeve 40 and damping positioning tie bar 01 up slide mobile, is slipping over atmosphere Cylinder pressure be positioned through venthole 008 when, that is, the first hinge 10 the first hinge 12 predetermined set orientation angle position When below the starting point in setting, gas and gas source can be positioned through venthole 008 and connector sleeve 50 from the axle sleeve of the second axle sleeve 21 Connector sleeve is positioned through venthole 008 and the venthole 008 that is positioned through of atmosphere cylinder pressure 07 enters in atmosphere cylinder pressure 07, opposite meeting Make to damp positioning tie bar 01 and the sealing rubber ring 1 that damps on positioning tie bar 01 can be lost in atmosphere cylinder pressure 07 it is more big Air pressure, while can also make to damp the sealing rubber ring 1 on positioning tie bar 01 and damping positioning tie bar 01 in atmosphere cylinder pressure 07 Lose more positioning dynamics, at the same time damp positioning tie bar 01 on sealing rubber ring 1 in atmosphere cylinder pressure 07 still Has the function of slighter frictional damping, at the same time the sealing rubber ring 402 on the sealing rubber ring 411 and swivel nut on the swivel nut 40 Similarly have the function of slighter frictional damping in connector sleeve 50, pushes the first hinge 12 of the first hinge 10 at the same time External force pine oil when, while the energy storage elastic force degree of the spring 91 can generate release so that one end of spring 91 can strength contact exist 40 circumference of swivel nut to end face on the other end can strength contact on the front ring acies face of atmosphere cylinder pressure 07, it is opposite so that spiral shell The convex helical grinding tooth tooth of set 40 can up be slided relative to the axial direction of the recessed helical grinding tooth tooth of screw rod and movement, and damping is fixed at the same time Position pull rod 01 is to have the function of frictional damping in atmosphere cylinder pressure 07, so that the first hinge 12 of the first hinge 10 is able to achieve buffering It is self-closing.

Embodiment six

This is adjustable hinge leaf full process positioning dynamics and self-closing structure and hinge can be in the positioning of any angle position Structure function, can such as be suitble to be set to the high sealing formula jib door of any shape, convex door hinge axle sleeve in, it is opposite so as to be adjustable Full process positioning dynamics and the second half the positioning great efforts of hinge and the high sealing formula jib door of small structure, convex door hinge can be by dresses In any freezer door, refrigerator doors, cold-storage door, oven door, baking oven experimental facilities door, experiment chamber door, simulated environment experimental facilities door, Mechanical equipment door, drying equipment door, soundproof door, special door, fresh-keeping warehouse door, tea page library door, civil engineering library door and any ship door Door leaf etc., so that high sealing formula jib door, convex door, which can exercise, is adjustable high sealing formula jib door, convex door hinge hinge in unspecified angle The positioning strength of positioning and the structure function that can be positioned in any angle position.

It and embodiment five the difference is that: please refer to Figure 37 to Figure 40, which includes the first axle sleeve 11 With the first hinge 12 being fixed in outside the first axle sleeve 11, the fixing seat 90 include a fixed plate 29 and one be fixed in fixed plate 29 it On vertical projection seat 25, the end face of the vertical projection seat 25 is recessed with one second axle sleeve 21.The fixing seat 90 can be configured to the second conjunction Page 20, and the fixing seat 90 can also be configured to fixed plate 29.First axle sleeve 11 is to be located at 12 top half of the first hinge, but be somebody's turn to do First axle sleeve 11 is that adaptation is connected on the second axle sleeve 21, is to present to be aligned setting under, so that first axle sleeve 11 can be opposite The axis rotation of second axle sleeve 21 is in the predetermined set orientation angle position of the first hinge 12 of the first hinge 19.The connector sleeve 50 It is connected in the first axle sleeve 11 and the second axle sleeve 21；The 5th bearing 500 is rotatably connected on the of the first axle sleeve 11 and projection seat 23 Between two axle sleeves 21, which is also able to rotate socket and is connected to outside connector sleeve 50, so that hinge 10 consolidates seat 20 relatively Axis rotation can be more smooth, and the second axle sleeve 21 of first axle sleeve 11 and projection seat 23 is arranged side by side, so that the first hinge 10 has The first hinge 12 having can be rotated relative to the second axle sleeve 21 of projection seat 23, and hinge is enabled to constitute the convex door of high sealing formula, jib door hinge Chain structure.

Raised valve 700 is provided on the front ring acies face of the adjustment seat 70, the atmospheric pressure chamber is straight through venthole 007 The setting of diameter dimension data and taper setting of diameter dimension data setting adaptation adjustment seat protrusion valve 700, keep the adjustment seat convex It plays valve 700 and is able to cooperate adjustment seat 70, so that the adjustment seat 70 is adjusted rotation with energy corresponding matching plug 60 and is able to cooperate big Pneumatic cylinder 07 and atmospheric pressure chamber and damping positioning tie bar 01 and swivel nut 40, so that 700 energy of adjustment seat protrusion valve of adjustment seat 70 Limit atmospheric pressure chamber through venthole 007 capacity and air inflow data greatly with it is small.

The outer ring circumference of the damping positioning tie bar 01 is provided with pull rod annular mounting groove 05, and the sealing rubber ring 005 to place The adaptation of sealing rubber ring inner ring through-hole 055 be inserted in after the pull rod annular mounting groove 05 of positioning tie bar connecting rod 102 will be convex The screw rod 091 of ring 19 is screwed into the pull rod screw hole 81 that is spirally connected, so that the screw rod 091 of the bulge loop 19 can and damp positioning tie bar 01 Positioning tie bar connecting rod 102 it is affixed together, and the sealing rubber ring 005 also stretches out outside pull rod annular mounting recess 05, also stretches out Outside the diameter for damping the both ends bulge loop 19 of positioning tie bar 01, so that the sealing rubber ring 005 can strongly be resisted against atmosphere cylinder pressure 07 On inner ring wall body, is abutted against in atmosphere cylinder pressure 07 so that the damping positioning tie bar 01 can seal to slip, make the damping positioning tie bar 01 can generate power friction damping dynamics and power friction resistance degree in atmosphere cylinder pressure 07, so that the 40 energy band dynamic damping of swivel nut Positioning tie bar 01 the screw rod 32 having relative to solid rod 30 under axis with upper sliding and move, make the damping positioning tie bar 01 Power friction damping dynamics can be generated in atmosphere cylinder pressure 07 with the sealing rubber ring 1 on damping positioning tie bar 01 and strength is rubbed Resistance degree is wiped, opposite the first hinge 12 that can enable the first hinge 10 generates can be from the once angle position that the first hinge 12 is opened There are positioning function in the 180 degree of angle positions opened to the first hinge of hinge 12, opposite so that the adjustment seat 70 is through external force Rotation is adjusted with energy corresponding matching plug 60 and is able to cooperate atmosphere cylinder pressure 07 and atmospheric pressure chamber 009 and damping positioning tie bar 01 and spiral shell Set 40, be adjustable the gap of adjustment seat protrusion valve 700 and atmospheric pressure chamber between venthole 007 greatly with it is small, it is opposite to be Adjust the atmospheric pressure chamber that has of atmospheric pressure chamber 009 through venthole 007 capacity and air inflow data greatly with small, opposite energy Adjust be sealed in atmosphere cylinder pressure 07 and atmospheric pressure chamber 009 in damping positioning tie bar 01 in atmosphere cylinder pressure 07 and atmospheric pressure chamber The size of data and pressure data of the gas source compression ratio of pressure data size and the high pressure suction of generated gas source are big in 009 It is small, and be adjustable damping positioning tie bar 011 and produced with the sealing rubber ring 1 damped on positioning tie bar 01 in atmospheric pressure chamber 009 It the size of data and pressure size and pressure size of the gas source compression ratio of pressure size and the high pressure suction of raw gas source and can adjust Section damping positioning tie bar 01 is in atmosphere cylinder pressure 07 and the frictional damping of atmospheric pressure chamber 009 positioning great efforts and small, with respect to being energy Adjust atmospheric pressure chamber 009 in atmospheric pressure chamber through venthole 007 capacity and air inflow data greatly with it is small, also can relatively Adjust positioning great efforts that the first hinge 12 of the first hinge 10 is positioned in the orientation angle position of predetermined set with it is small, and When below 90 degree of hinge predetermined set or 80 degree of orientation angle positions, the energy storage elastic force degree energy of the spring 91 at the same time Generate release so that one end of spring 91 can strength contact 40 circumference of swivel nut to end face on the other end can strength contact On the front ring acies face of atmosphere cylinder pressure 07, relatively so that the recessed helical grinding tooth of the opposite screw rod of convex helical grinding tooth tooth energy of swivel nut 40 The axial direction of tooth is up slided and movement, damps 05 sealing rubber ring of positioning tie bar annular mounting groove on positioning tie bar 01 at the same time 005 be in atmosphere cylinder pressure 07 have the function of frictional damping so that the first hinge 12 of the first hinge 10 be able to achieve buffering it is self-closing. The sliding in atmosphere cylinder pressure 07 and in atmospheric pressure chamber 009 from top to down of the damping positioning tie bar 01 and sealing rubber ring 1 and High-pressure extrusion caused by mobile and the gas of gas source compression are passing through through venthole 007 and adjustment seat 70 by atmospheric pressure chamber Break-through stomata 070 emits；And the damping positioning tie bar 01 and sealing rubber ring 1 are in atmosphere cylinder pressure 07 and atmospheric pressure chamber The gas of the gas source compression of sliding and mobile generated high pressure sucking in 009 from below to up is running through by adjustment seat 70 Venthole 070 and atmospheric pressure chamber are entered through the sucking of 007 high pressure of venthole.

One end of the damping positioning tie bar 01 is provided with pull rod screw hole 81, and in the sealing rubber ring of the sealing rubber ring 005 Ring through-hole 055, which is adapted to, is inserted in the pull rod annular mounting groove 05 of positioning tie bar connecting rod 102, one end of the bulge loop 19 just in face of Edge is provided with screw rod 19, and the size data adaptation of the screw rod 091 of the bulge loop 19 is screwed into the pull rod screw hole 81 that is spirally connected, So that the positioning tie bar connecting rod 102 that the screw rod 091 of the bulge loop 19 can and damp positioning tie bar 01 is affixed together, so that the resistance Groove between one end bulge loop 19 of Buddhist nun's positioning tie bar 01 and the other end bulge loop 19 for damping positioning tie bar 01 can constitute pull rod ring Shape mounting groove 05, so that the other end bulge loop 19 of one end bulge loop 19 of the damping positioning tie bar 01 and damping positioning tie bar 01 can be solid Determine sealing rubber ring 005 and the displacement of limitation sealing rubber ring 005 and is detached from.

One end of the damping positioning tie bar 01 is provided with connecting screw 02, and the connecting screw 02 of the damping positioning tie bar 01 Spiral shell be spirally connected into the swivel nut screw thread hole 401 of swivel nut 40, enables to damp positioning tie bar 01 and swivel nut 40 is affixed together, so that damping positions Pull rod 01 can and the screw rod 32 that has relative to solid rod 30 of 40 energy of swivel nut under axis with upper sliding and move.Damping positioning is drawn One end of bar 01 is provided with positioning tie bar connecting rod 102, and the outer ring circumference of the positioning tie bar connecting rod 102 is provided with positioning to place Pull rod through hole 08, and the diameter dimension size data of the slide bar 03 fits through positioning tie bar through hole 08；And the slide bar 03 Diameter dimension size data fit through and be further continued for adaptation after the slide bar through hole 033 of atmosphere cylinder pressure 07 and wear people across sealant One 005 cushion rubber is enclosed to be further continued for adaptation after through-hole 555 and wear people and be further continued for adaptation after positioning tie bar through hole 08 to wear people The another side slide bar through hole 033 of atmosphere cylinder pressure 07, so that the positioning tie bar through hole 08 of slide bar 03 and damping positioning tie bar 01 Can it is affixed but the slide bar 03 is to abut against the outer ring circumference of atmosphere cylinder pressure 07 to the left and right sides in slide bar through hole 033 together, can The setting position of slide bar through hole 033 is to be aligned to the outer ring circumference of the atmosphere cylinder pressure 07 to the left and right sides, opposite so that the cunning Bar 03 can position and limit swivel nut 40 and damp the axial direction of sliding and movement of the upper of positioning tie bar 01 under and the spacing of wheelbase Size positions will not change, so that the swivel nut 40 is in the screw rod 32 having with the opposite solid rod 30 of dynamic damping positioning tie bar 01 along axis It is lower to be changed with the axial direction of upper sliding and movement and the spacing dimension position of wheelbase, it is also opposite to make to damp positioning tie bar 01 With sealing rubber ring 1 in atmosphere cylinder pressure 07 and in atmospheric pressure chamber 009 can under axis with upper sliding and move, with can be strong The damping that power friction generates strength positions dynamics, opposite that the first hinge 12 of the first hinge 10 can be made in the orientation angle of predetermined set Positioning can generate stronger positioning dynamics and in 90 degree of hinge predetermined set or 80 degree of orientation angle positions degree position When following, the energy storage elastic force degree of the spring 91 can generate release at the same time, so that one end energy strength contact of spring 91 is in spiral shell Cover 40 circumference to end face on the other end can strength contact on the front ring acies face of atmosphere cylinder pressure 07, it is opposite so that swivel nut 40 convex helical grinding tooth tooth can up be slided relative to the axial direction of the recessed helical grinding tooth tooth of screw rod and mobile, damping positioning at the same time 05 sealing rubber ring 005 of positioning tie bar annular mounting groove on pull rod 01 is to have the function of frictional damping in atmosphere cylinder pressure 07, with The first hinge 12 of the first hinge 10 is set to be able to achieve buffering self-closing.

Swivel nut 40 and screw rod 32 when two hinges relatively rotate in two axle sleeves can relatively rotate, so that the swivel nut 40 and damping Positioning tie bar 01 can opposite screw rod 32 lower with upper sliding and moved in the predetermined set orientation angle that hinge rotates along axial. First hinge 12 of the first hinge 10 is opened through external force from the left side, so that the first hinge 12 of the first hinge 10 can drive first axle The screw rod 32 in drive rod 42 and the first axle sleeve 11 in set 11 rotates, but the screw rod forward direction grinding tooth tooth adaptation that the solid rod has The size and screw pitch of swivel nut forward direction grinding tooth tooth can setting optionally, but size of data be set to be adapted, can preset With limitation swivel nut 40 and damp positioning tie bar 01 relative to screw rod 32 under axial direction with upper sliding and the axial direction moved and wheelbase Spacing dimension position so that swivel nut 40 and damping positioning tie bar 01 can slide down relative to screw rod 32 along axial direction in hinge rotation Predetermined angular in, when damping positioning tie bar 01 is when slipping over atmosphere cylinder pressure air inlet 008, the damping positioning tie bar 01 at this time It is in the atmospheric pressure chamber 009 having into atmosphere cylinder pressure 07, together with this with the sealing rubber ring 1 on damping positioning tie bar 01 When the damping positioning tie bar 01 and damping positioning tie bar 01 on atmospheric pressure chamber of the sealing rubber ring 1 in atmosphere cylinder pressure 07 009, opposite to generate very big frictional damping positioning dynamics, opposite the first hinge 12 that can enable the first hinge 10 generates larger Positioning dynamics, while adjusting rotation through external force using adjustment seat 70 corresponding matching plug 60 and atmosphere cylinder pressure 07 can be able to cooperate With atmospheric pressure chamber 009 and damping positioning tie bar 01 and swivel nut 40, run through with being adjustable adjustment seat protrusion valve 700 and atmospheric pressure chamber Gap between venthole 007 greatly with it is small, opposite is to adjust atmospheric pressure chamber that atmospheric pressure chamber 009 has through venthole 007 The data of capacity and air inflow greatly with it is small, it is opposite to be adjustable the damping being sealed in atmosphere cylinder pressure 07 and in atmospheric pressure chamber 009 Pressure data size and the high pressure suction of the generated gas source in atmosphere cylinder pressure 07 and in atmospheric pressure chamber 009 of positioning tie bar 01 The size of data and pressure data size of gas source compression ratio, and be adjustable on damping positioning tie bar 011 and damping positioning tie bar 01 The gas source caused by atmospheric pressure chamber 009 of sealing rubber ring 1 pressure size and high pressure suction gas source compression ratio number According to size and pressure size and pressure size and damping positioning tie bar 01 is adjustable in atmosphere cylinder pressure 07 and atmospheric pressure chamber 009 Frictional damping positions great efforts and small, and opposite is the exhaust of the atmospheric pressure chamber that is adjustable in atmospheric pressure chamber 009 through venthole 007 Amount and the data of air inflow greatly with it is small, opposite is to be adjustable hinge to position in the once angle position that hinge is opened to page Piece open 180 degree angle positions between position the adjustment seat 70 can adjust hinge any angle position determine Positioning great efforts and small of position, and when below 90 degree of hinge predetermined set or 80 degree of orientation angle positions, simultaneously this The energy storage elastic force degree of spring 91 can generate release so that spring 91 one end can strength contact 40 circumference of swivel nut to end face on The other end can strength contact on the front ring acies face of atmosphere cylinder pressure 07, it is opposite so that swivel nut 40 convex helical grinding tooth tooth energy It is up slided relative to the axial direction of the recessed helical grinding tooth tooth of screw rod and mobile, at the same time the sealant on the damping positioning tie bar 01 Enclosing 1 is to have the function of frictional damping in atmosphere cylinder pressure 07, at the same time the sealing rubber ring 3 411 and swivel nut on the swivel nut On sealing rubber ring 402 2 similarly have the function of frictional damping in connector sleeve 50, it is opposite so that the first hinge 10 first It is self-closing that hinge 12 is able to achieve buffering.The damping positioning tie bar 01 and sealing rubber ring 1 are in atmosphere cylinder pressure 07 and atmospheric pressure chamber Sliding and mobile generated high-pressure extrusion and the gas of gas source compression in 009 from top to down are by atmospheric pressure chamber through logical The plug of stomata 007 and plug 60 runs through venthole through venthole 611 and the second axle sleeve through venthole 611 and connector sleeve 611 emit；And the damping positioning tie bar 01 and sealing rubber ring 1 in atmosphere cylinder pressure 07 and atmospheric pressure chamber 009 in from The gas for the gas source compression that sliding and mobile generated high pressure on down are pumped into is by the second axle sleeve through venthole 611 and connector sleeve be pumped into through venthole 611 and atmospheric pressure chamber through 007 high pressure of venthole through venthole 611 and plug Enter.

The above, only the utility model preferred embodiment, therefore, it cannot be limited according to, and the utility model is implemented It is practical new to should still belong to this for range, i.e., equivalent changes and modifications made according to the scope of the patent of the utility model and the content of the manual In the range of type covers.

Claims

1. a kind of structure for being adjustable hinge leaf full process positioning dynamics, including two hinges, connector sleeve, solid rod, swivel nut and plug, Each hinge all includes axle sleeve and the hinge that is fixed in outside axle sleeve, and the axle sleeve of two hinge is at least partly socketed in outside connector sleeve So that two hinges can relatively rotate；The solid rod, plug are all connected in connector sleeve and solid rod and plug interval, the solid rod and plug All respectively with respect to the relatively fixed setting of the axle sleeve of a hinge, which is located in connector sleeve and between solid rod and plug, should Solid rod has screw rod, which connects swivel nut；It is characterized by also including damping positioning tie bar and atmosphere cylinder pressure, the resistances Buddhist nun's positioning tie bar and atmosphere cylinder pressure are all located in connector sleeve and between solid rod and plug, and the atmosphere cylinder pressure and plug are relatively solid Fixed setting, the damping positioning tie bar and swivel nut fix setting relatively and damping positioning tie bar can slide along connector sleeve length direction and connect It connects in atmosphere cylinder pressure, the damping positioning tie bar and atmosphere cylinder pressure have cooperatively formed atmospheric pressure chamber, which is equipped with atmosphere Pressure chamber runs through venthole and air inlet, generates positioning function by the resistance of atmospheric pressure chamber relative damping positioning tie bar.

2. a kind of structure for being adjustable hinge leaf full process positioning dynamics according to claim 1, it is characterised in that: also wrap Include adjustment seat, the adjustment seat be flexibly connected plug, and by adjustment seat and the activity relatively of atmosphere cylinder pressure be adjustable the adjustment seat with Gap size of the atmospheric pressure chamber between venthole, adjusts the resistance dynamics of atmospheric pressure chamber relative damping positioning tie bar, adjusts Hinge leaf positions dynamics.

3. a kind of structure for being adjustable hinge leaf full process positioning dynamics according to claim 1, it is characterised in that: also wrap Change is included, which is set in connector sleeve and the relatively fixed setting of solid rod and change, and the change is fixed on the axle sleeve of a hinge It is interior.

4. a kind of structure for being adjustable hinge leaf full process positioning dynamics according to claim 1, it is characterised in that: also wrap First bearing is included, which is connected between solid rod and connector sleeve.

5. a kind of structure for being adjustable hinge leaf full process positioning dynamics according to claim 1, it is characterised in that: the resistance Sealing rubber ring is socketed with outside Buddhist nun's positioning tie bar, which is slidably connected and to abutting against in atmospheric pressure casing wall body.

6. a kind of structure for being adjustable hinge leaf full process positioning dynamics according to claim 2, it is characterised in that: the tune It saves seat and is equipped with adjustment seat protrusion valve, the adjustment seat protrusion valve and atmospheric pressure chamber through venthole cooperation with living by adjustment seat It is dynamic to adjust gap size.

7. a kind of structure for being adjustable hinge leaf full process positioning dynamics according to claim 1, it is characterised in that: separately set Have and be positioned through venthole through atmosphere cylinder pressure, connector sleeve and axle sleeve inner and outer ring, which cooperates the atmospheric pressure Cylinder is positioned through venthole, adjusts the pre- of positioning dynamics by the position control that opens up for being positioned through venthole of atmosphere cylinder pressure Determine angle.

8. a kind of structure for being adjustable hinge leaf full process positioning dynamics according to claim 4, it is characterised in that: this two The axle sleeve of hinge is respectively the first axle sleeve and the second axle sleeve, which has the first flange and third flange, first flange First bearing annular groove can be inlayed by setting in the inner and outer ring circumference of connector sleeve to place, inner and outer ring circle of the third flange in connector sleeve Circumferential place sets the annular groove that can inlay plug, and the plug stretch out connector sleeve outer portion fit through the first axle sleeve inner ring it is logical Hole, so that plug and the first axle sleeve connect, which can slide up and down and be socketed within connector sleeve, the solid rod be able to rotate and It cannot slidably be socketed within connector sleeve.

9. a kind of structure for being adjustable hinge leaf full process positioning dynamics according to claim 5, it is characterised in that: the resistance The outer ring circumference of Buddhist nun's positioning tie bar is provided with pull rod annular mounting groove to place, and the both ends for damping positioning tie bar set bulge loop, this is close The sealing rubber ring inner ring through-hole adaptation of sealing rubber ring is socketed in the pull rod annular mounting groove of positioning tie bar connecting rod, and the sealing rubber ring Diameter also stretch out outside pull rod annular mounting recess, while also stretch out damping positioning tie bar both ends bulge loop diameter outside, and should The diameter dimension size of data setting of sealing rubber ring one is also greater than the inner ring internal diameter of atmosphere cylinder pressure, so that on the damping positioning tie bar Sealing rubber ring can strongly be resisted against at the inner ring wall body of atmosphere cylinder pressure so that the damping positioning tie bar can seal sliding abut against In atmosphere cylinder pressure.

10. a kind of structure for being adjustable hinge leaf full process positioning dynamics according to claim 6, it is characterised in that: should The tapered structure of adjustment seat protrusion valve adjusts gap size along swivel nut glide direction by adjustment seat and atmosphere cylinder pressure.

11. a kind of structure for being adjustable hinge leaf full process positioning dynamics according to claim 1, it is characterised in that: also Including spring, the spring contact is between swivel nut and atmosphere cylinder pressure.