CN2780277Y - Safety Crowbar Pressing and locking device - Google Patents
Safety Crowbar Pressing and locking device Download PDFInfo
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- CN2780277Y CN2780277Y CN 200520004842 CN200520004842U CN2780277Y CN 2780277 Y CN2780277 Y CN 2780277Y CN 200520004842 CN200520004842 CN 200520004842 CN 200520004842 U CN200520004842 U CN 200520004842U CN 2780277 Y CN2780277 Y CN 2780277Y
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Abstract
The utility model relates to a tightly-locking device of a secure pressing crowbar. Secure pins are inserted into a hole of an arc-shaped inserting plate, and then, a safety pin is inserted into a hole of a safety plate to form a safety state; thus, the utility model achieves the function of double safety of the pressing crowbar; the utility model enables any pin rod to deform, loosen and rupture without influencing the safe handling of the pressing crowbar. The working position of a pressing crowbar transverse cylinder can be regulated, and the utility model overcomes the defect that the original position can not be regulated; the utility model also uses a single-action type two-way pull rod structure. After working media unload loads, a pull rod inserting pin does not loosen and retract from the hole under the action of pressure springs. Even if power and gas are cut off, users can also operate in a manual mode when the pressing crowbar is opened. Under the required tightly-locking and unlocking states, the secure pressing crowbar can achieve the perfectly safe effect on safety through the time difference technology that the movement course of the secure pins arranged at both sides of a rotating shaft is terminated.
Description
Technical field
The utility model relates to a kind of safe locking device of seat field of aerial manned running device, particularly relates to a kind of safety and presses the thick stick locking device.
Background technology
The safety of existing like product presses the thick stick locking device for pressing the extension bar latch locking of thick stick two ends both at home and abroad.The structure of prior art is seen Fig. 7, mainly is made up of support 1, depression bar 11, torsion clamping plate 4, rocking arm 8, rotating shaft 9, support 10, plate 24, safety pin 13, cross bar 22 and extension spring 23.Rocking arm 8 is at the positive middle part of rotating shaft 9.Be connected with support 1 with extension spring 23.The elastic force of extension spring 3 makes on the depression bar 11 and lifts, and depression bar 11 falls under the effect of external force.Safety pin 13 is installed in the two ends of cross bar 22.Two safety pins 13 all can insert in the hole of the plate 24 on the support 1 along the moving axially of cross bar 22, and depression bar 11 is pinned.Actions such as depression bar 11 whereabouts, locking or unlatching safety pin are by staff and visitor's operation.Its effect is to guarantee to take advantage of the personal safety of people when equipment operation.The problem that this device exists is:
The one, the force of locking pin is apart from pressing the thick stick shaft fulcrum far away, and locking pin rod critical section diameter is big; Two is in two locking pins, if there is one deformation to take place, rupture and get loose, another root locking pin function is forfeiture immediately just, causes the accident; The 3rd, have a power failure when dying, locking pin can't move.
This shows that above-mentioned existing safety presses the thick stick locking device still to have many defectives, and demands urgently further being improved.Press the defective of thick stick locking device in order to solve existing safety, relevant manufacturer there's no one who doesn't or isn't seeks solution painstakingly, but does not see always that for a long time suitable design finished by development, and this obviously is the problem that the anxious desire of relevant dealer solves.
Because the defective that above-mentioned existing safety presses the thick stick locking device to exist, the design people is based on being engaged in this type of product design manufacturing abundant for many years practical experience and professional knowledge, actively studied innovation, press the thick stick locking device in the hope of a kind of safety of founding a kind of new structure, can improve general existing safety and press the thick stick locking device, make it have more practicality.Through constantly research, design, and after studying sample and improvement repeatedly, create the utility model that has practical value finally.
Summary of the invention
The purpose of this utility model is, overcome the defective that existing safety presses the thick stick locking device to exist, and a kind of safety that a kind of new structure is provided is pressed the thick stick locking device, technical problem to be solved is when making the seat of its aerial manned running device make tumbling motion aloft, take advantage of people's safety to press thick stick dual fail-safe locking, thereby be suitable for practicality more.
Another purpose of the present utility model is, provide a kind of safety to press the thick stick locking device, technical problem to be solved is to make it can guarantee still that under the situation that power failure is died locking device is opened and the locking normal function, thereby is suitable for practicality more, and has the value on the industry.
A purpose more of the present utility model is, provide a kind of safety to press the thick stick locking device, to be solved is to press the dynamic action point (B) of the both sides of thick stick central rotating shaft to locate safe locking latch and the axial stroke of night bolt and the technical problem of locating with drag effect point (A) of sequence of movement, be suitable for practicality more thereby make safety press thick stick to reach safe and reliable effect safe against all possibilities, and have the value on the industry in the time difference technology that requires to use rotating shaft both sides latch course of action to stop under the two states of locking and opening.
The purpose of this utility model and solve its technical problem underlying and realize by the following technical solutions.Press the thick stick locking device according to a kind of safety that the utility model proposes, form by pressed component, execution member, safe locking and insurance member three parts.Be characterized in: constitute taking advantage of person retaining to press, stop the smooth up and down pressed component of health by pressing thick stick 11 and horizontal tube 14 to constitute.Handling the execution member of lifting on the pressed component and falling is made of rotating shaft 9, torsion clamping plate 4, rocking arm 8, pull bar 3, bearing pin 7 and master cylinder 2.The member of bearing safe locking and safety effect has locking safety pin 13, arc plate 12, safety plug 5 and safeguard 6 to constitute.Wherein the rigid body assembly has two assembly welding fittings, one group is that rocking arm 8, safeguard 6 and middle cover 15 are welded, another group be press thick stick 11 two ends respectively with two groups of torsion clamping plate 4 suits after boxing, weld with the middle part of horizontal tube 14 after connecting welding with three steel pipes at the protruding place, " U " shape bottom of pressure thick stick 11 again, above-mentioned two group welding pieces are connected with rotating shaft 9 middle parts with flat key respectively, be connected with two ends with two Woodruff keys, constitute the rigid body assembly.Two torsion clamping plate 4 and middle cover 15 respectively are inserted in the rotating shaft 9 again, and connect with flat key, and middle cover 15 places the centre of two torsion frame plates 4, during rocking arm 8 and safeguard 6 are vertically welded on the cover 15.The lower end of master cylinder 2 is connected with rocking arm 8 with bearing pin 7 with bearing pin and support 1 hinge, pull bar 3 upper ends that are connected with master cylinder 2.Two safety pins 13 are installed in the two ends of horizontal tube 14 and can insert respectively in the hole of arc plate 12, and arc plate 12 usefulness screw-drivings are on support 1, and the front end face of the little cylinder body of safety plug 5 axially is close to and is positioned on the relative carriage of support 1 top and safeguard 6.
The purpose of this utility model and solve its technical problem and can also adopt following technical measures further to realize
Aforesaid a kind of safety is pressed the thick stick locking device, wherein said pressure thick stick 11 contour structures are divided into again: two kinds of whole symmetric distributed and split symmetric distributed, the split symmetric distributed is to be formed by straightway stainless steel tube and the butt welding of antarafacial curved section steel pipe, and whole symmetric distributed is to use the stainless steel tube global formation.Pressing thick stick 11 appearance profiles is the antarafacial shaped form, its contour structures is whole symmetric distributed, press the front, operating position of thick stick 11 to be " U " font or V font, up big and down small, pressing thick stick 11 is hollow member, be convenient to install pipeline, weld with steel pipe and horizontal tube 14 lower end, and the upper end embeds 4 boxing of two torsion clamping plate respectively.
Described horizontal tube 14 is a book shell garden cylindricality, and there is book wall plug at two ends, and all have mesopore, be that shut with the book steel plate that has mesopore at two ends, there is an oval hand hole at the middle part, and the transverse of hand hole is parallel with horizontal tube 14 axis, and the big I of hand hole allows small-sized cylinder body 20 be convenient to dismounting.Inside at horizontal tube 14,, respectively be welded with a radially fixed head 17 at a distance apart from thin-walled termination, the left and right sides etc., about the outer face of two little cylinder bodies 20 be fitted in respectively on the fixed head 17, and tighten with big nut 21, cylindrical shell two ends plug centre bore can make safety pin 13 axial stretchings freely.With three steel pipe symmetric arrays that the cylindrical shell middle part of horizontal tube 14 is integrally welded with the lower end of pressing thick stick 11.
Aforesaid a kind of safety is pressed the thick stick locking device, wherein said rotating shaft 9 is the variable cross-section major axis of symmetry with the length mid point for two ends, there is the flat key groove middle, it is that the small bore place of symmetry establishes the crescent moon keyway that the axle two ends have with the major axis mid point, become 90 ° to locate radially deep hole with keyway, this hole is identical with the axial blind hole aperture of axially locating at rotating shaft left side axle head, radial hole positive alignment torsion clamping plate 4 front center shoulder holes, overlap 15 in the middle flat key groove place suit, and connect with flat key, after supporting base 10 endoporus are inserted at two ends respectively, be connected by Woodruff key with screw and torsion clamping plate 4 again.
Described every pair of torsion clamping plate 4, each is by forward and backward two compositions.Before and after sheet lump together and be referred to as torsion clamping plate 4 two kinds of profiles are arranged: a kind ofly be the Hough cylinder, another kind is a square.The torsion clamping plate 4 of two kinds of different profiles all have the garden post light through hole that rotating shaft 9 is inserted in.This garden post light through hole is made of altogether anter semicolumn endoporus and rear panel semicolumn endoporus, and rear panel half garden post endoporus has logical keyway along middle bus place, on the vertical half garden contact-making surface 4 symmetrical distributions is arranged, and joins the ladder garden post light through hole of work with anter.The anter center has and presses the equipped ladder garden post light through hole in thick stick 11 upper ends, has 4 symmetrical distribution garden post screws of joining work with rear panel on the vertical half garden contact-making surface, the two synthetic hollow cylinders in torsion clamping plate 4 front and back.This Cylinder endoporus is inserted in the termination of rotating shaft 9, is connected with it transmitting moment of torsion with Woodruff key, forward and backward two fastening with 4 screws, pressure thick stick 11 upper ends are inserted into boxing in the post light through hole of anter ladder garden.
Described rocking arm 8 is for having the slab that waits of large and small end.Big end arcs of recesses, cover 15 cross section radiuses during the concave arc radius of curvature is same as, the small end convex, convex arc center of curvature place has garden post through hole, centre of gyration line mid point along the hole, one deep trouth vertical with center line arranged, and deep trouth vertically is cut into equal two parts with post hole, garden along center line, and groove width is 1/3 of a thickness of slab, groove depth is 2 times of aperture, dress bearing pin 7 in the hole, deep trouth embeds pull bar 3 upper ends, holds the spill cambered surface to be adjacent to middle cover 15 welding greatly.
Aforesaid a kind of safety is pressed the thick stick locking device, and wherein said safeguard 6 be the uniform thickness fanning strip, be hold greatly have convex arc and small end have the arcs of recesses outline line etc. slab.Identical with the big end convex arc center of curvature and have 4 garden post through holes that diameter is identical on the circular arc that radius of curvature is little, the angle between each hole adjacent center equates.Cover 15 cross section radiuses during the radius of curvature of concave arc is same as, the center in its hole was all corresponding with the center of safety plug 5 when safeguard 6 swung to different positions, cover 15 welding during small end spill cambered surface is adjacent to.
The profile of described arc plate 12 is a long arc shape normal direction iso-cross-section flat board.The two ends semicircle of plate is connected with the curved profile line smoothing of plate, the normal direction uiform section of arc plate 12 is " protruding " shape, the symmetrical center line place of its " protruding " font iso-cross-section, have 4 isodiametric garden post blind holes along camber line, the opening direction of blind hole is towards the cross section broadside, and each the blind hole center all center dynamic position with safety pin 13 is corresponding one by one, and the angle of adjacent holes center line all equates, arc plate 12 medial surfaces are close to the vertical medial surface of armrest frame, and use screw-driving.
Described safety plug 5 is the unidirectional double end lower link bar of little cylinder, in the middle of the lower link bar piston is housed, and the polished end of lower link bar is a latch, be safety plug 5, the other end has radially garden post through hole, for manual operation, pull bar has one side of garden post through hole that stage clip 19 is housed, for the lower link bar return.
Described safety pin 13 has two, be the unidirectional double end pull bar of little cylinder, there is a piston at the pull bar middle part, pull bar one end has a radial direction through hole, so that manual operation, this end to piston space is equipped with stage clip 19, and the pull bar two ends are safety pin 13, little cylinder ends is close on the fixed head 17 of horizontal tube 14 inside, and tightens with big nut 21.
Described bearing pin 7 is for having the cylinder of termination shoulder, and small end has for the radial direction through hole that split pin is used is housed, and bearing pin 7 is through the upper end of rocking arm 8 and pull bar 3 together, the shear stress that produces when bearing connected piece and relatively rotating.
The utility model compared with prior art has tangible advantage and beneficial effect.By above technical scheme as can be known, in order to reach aforementioned goal of the invention, a kind of safety that the utility model proposes is pressed the thick stick locking device, presses thick stick to have dual security insurance effect.As Fig. 1, arc plate 12 and safeguard 6, the aperture is identical separately, the position dynamic correspondence, the center line angle equates.During locking, safety pin 13 inserts in the hole of arc plates 12 earlier, enter locking state after, safety plug 5 just inserts in safeguard 6 holes and enters safety position.During unlatching, the above-mentioned course of work is opposite.Overcome the single defective of original locking.
Press the operating position of the horizontal tube of thick stick to regulate again.As Fig. 1, there are 4 equal diameters and center can adjust horizontal tube to the position that is fit to according to passenger's bodily form feature, locking safety pin 13 in the hole of arc altogether on the arc plate 12.Overcome the nonadjustable defective in original position.
Again, small-sized cylinder body such as Fig. 5 have adopted single-acting formula bidirectional tension rod structure.After the working media off-load, the pull bar latch is under the effect of stage clip, and retraction can not get loose from the hole.Die even have a power failure, open horizontal tube 14 o'clock also can manual operation.Overcome original pressure thick stick 11 defective that locking device can't be removed when power failure is died.
In addition, as shown in Figure 2, the utility model safety is pressed thick stick 11, in the two states process of locking and unlatching, and set a pair of member safety pin 13 (resistance point A) that reaches of each state and safety plug 5, its structure is identical and the installation site is different, be that the former is mounted in the two ends of pressing the horizontal tube 14 of thick stick, it with horizontal tube 14 around the shaft 9 swing to suitable position after, can also make stretching motion along the axis of self, the arc plate 12 that can make it to lock is fixed on the support 1 motionless; And the latter is just in time opposite with the former with this a pair of member installation of the safeguard 6 that makes it to lock (power point B), and promptly safety plug 5 is fixed on the frame 1, can only do the axial stretching motion, and safeguard 6 and the synchronous swing of horizontal tube 14 (or safety pins 13); The angle of the pin-and-hole center line that safeguard 6 is adjacent separately with arc plate 12 equates.When pressing thick stick safety pin 13 to insert the pin-and-hole of arc plate 12 by a solenoid control, after confirming that safety pin 13 will have been pressed thick stick locking, the safety plug 5 of another solenoid control could insert in the pin-and-hole of safeguard 6, to realize pressing the locking and the process of insuring two kinds of function actions of thick stick.Vice versa, and when opening the pressure thick stick, safety pin 13 is just the opposite with safety plug 6 course of action order, and first arming is then unblanked.More than two procedural orders opposite, but the axial stroke of member safety pin 13 and safety plug 6 is Δ s, actuation time, difference was Δ t, the trip is determined that by housing structure the time difference is given by two magnetic valves designs, and is program control by PLC.The dynamic action point (B) that reaches the both sides of pressing the thick stick central rotating shaft is thus located safe locking latch and the axial stroke of night bolt and the technical problem of sequence of movement located with drag effect point (A), makes safety pressure thick stick require to use the time difference technology of rotating shaft both sides latch course of action termination to reach safe and reliable effect safe against all possibilities under the two states of locking and opening.
Via as can be known above-mentioned, the utility model is to press the thick stick locking device about a kind of safety, it adopts safety pin to insert in the hole of arc plate earlier, enter safety position in the hole with safety plug insertion safeguard again, and reach the thick stick dual fail-safe effect of pressing, make its any pin rod deform, get loose, rupture, can not influence the safe handling of pressing thick stick.The operating position of the horizontal tube of pressure thick stick can be regulated and overcome the nonadjustable defective in original position.Adopted single-acting formula bidirectional tension rod structure besides.After the working media off-load, the pull bar latch is under the effect of stage clip, and retraction can not get loose from the hole.Die even have a power failure, also can manual operation when opening horizontal tube.In addition, be suitable for practicality more thereby safety pressure thick stick reaches safe and reliable effect safe against all possibilities in the time difference technology that requires to use rotating shaft both sides safety pin course of action to stop under the two states of locking and opening, and have the value on the industry.
By technique scheme, the utility model can reach suitable technological progress and practicality, and has value on the industry, specifies advantage of the present utility model as follows now:
1, a kind of safety that the utility model proposes is pressed the thick stick locking device, has the double insurance effect, and wherein any pin rod deforms, gets loose, ruptures, and can not influence the safe handling of pressing thick stick.Thereby make it have suitable industrial utilization.
2, a kind of safety that the utility model proposes is pressed the thick stick locking device, not only press thick stick to have the double insurance effect, and the operating position of horizontal tube can be adjusted according to people's the bodily form, and more meets the demand of user for safety pressure thick stick locking device in the use, thereby more is suitable for practicality.
3, a kind of safety that the utility model proposes is pressed the thick stick locking device, dies even have a power failure, also can manual operation when opening horizontal tube, thus make its use more convenient.
4, a kind of safety that the utility model proposes is pressed the thick stick locking device, and safety presses thick stick to reach safe and reliable effect safe against all possibilities in the time difference technology that requires to use rotating shaft both sides safety pin course of action to stop under the two states of locking and opening.
In sum, the special a kind of safety of the utility model is pressed the thick stick locking device, have above-mentioned many advantages and practical value, and in like product, do not see have similar structural design to publish or use and really genus innovation, no matter it structurally or bigger improvement all arranged on the function, have large improvement technically, and produced handy and practical effect, and more existing safety presses the thick stick locking device to have the multinomial effect of enhancement, thereby be suitable for practicality more, and have the extensive value of industry, really be a new and innovative, progressive, practical new design.
Above-mentioned explanation only is the general introduction of technical solutions of the utility model, for can clearer understanding technological means of the present utility model, and can be implemented according to the content of specification, below with preferred embodiment of the present utility model and conjunction with figs. describe in detail as after.
The specific embodiment of the present utility model is provided in detail by following examples and accompanying drawing thereof.
Description of drawings
Fig. 1: the utility model safety is pressed thick stick locking device structure figure;
Fig. 2: the utility model safety is pressed thick stick locking device side view;
Fig. 3: the utility model safety is pressed thick stick locking device front view;
Fig. 4: the utility model safety is pressed thick stick locking device partial structurtes schematic diagram;
Fig. 5: the utility model safety is pressed thick stick locking device partial structurtes schematic diagram;
Fig. 6: the utility model safety is pressed thick stick locking device perspective view;
Fig. 7: existing pressure lever locking device structural representation
Wherein:
1: support 2: master cylinder
3: pull bar 4: the torsion clamping plate
5: safety plug 6: safeguard
7: bearing pin 8: rocking arm
9: rotating shaft 10: supporting base
11: press thick stick 12: the arc plate
13: safety pin 14: horizontal tube
15: middle cover 16: handgrip
17: fixed head 18: pipeline
19: stage clip 20: little cylinder body
21: nut 22: cross bar
23: extension spring 24: plate
The specific embodiment
Below in conjunction with accompanying drawing and preferred embodiment, to press its specific embodiment of thick stick locking device, structure, feature and effect thereof according to a kind of safety that the utility model proposes, describe in detail as after.
See also Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, shown in Figure 6, a kind of safety of the utility model preferred embodiment is pressed the thick stick locking device, and the integral part combination comprises that mainly parts such as rotating shaft 9, rocking arm 8, pressure thick stick 11, horizontal tube 14, safeguard 6, safety plug 5, bearing pin 7, arc plate 12, torsion clamping plate 4 and middle cover 15, safety pin 13, support 1, master cylinder 2, pull bar 3 are assembled.As shown in Figure 1, wherein arc plate 12 usefulness screw-drivings are on support 1, and all the other are moving component, and are divided into the member of rigid body assembly, pressed component, execution member, safe locking and insurance.Wherein:
The rigid body assembly has two assembly welding fittings.One group is that rocking arm 8, safeguard 6 and middle cover 15 are welded; Another group be press thick stick 11 two ends respectively with two groups of torsion clamping plate 4 suits after boxing.Weld with the middle part of horizontal tube 14 after connecting welding with three steel pipes at the protruding place, " U " shape bottom of pressure thick stick 11 again.Above-mentioned two group welding pieces are connected with rotating shaft 9 middle parts with flat key respectively, are connected with two ends with two Woodruff keys, constitute the rigid body assembly.Rocking arm 8 among Fig. 2 and safeguard 6 are vertically welded on the middle cover 15 of Fig. 3, and pressure thick stick 11 two ends among Fig. 2 are welded on respectively on the torsion clamping plate 4 and the horizontal tube 14 among Fig. 2 of Fig. 3, and torsion clamping plate 4 and middle cover 15 respectively are inserted in the rotating shaft 9 again, and connect with flat key.2 safety pins 13 among Fig. 3 are installed in the two ends of horizontal tube 14.The rigid body that above-mentioned each parts are formed 9 axis swing around the shaft; pull bar 3 upper ends of the master cylinder 2 among rocking arm 8 and Fig. 2 are connected with bearing pin 7; after safety pin 13 can insert respectively and withdraw from the hole safety pin of arc plate 12, pull bar 3 drove rocking arms 8 and makes the rigid body swing realizes that horizontal stroke tins 14 makes arc and swing
Formation presses, stops the smooth up and down pressed component of health by pressing thick stick 11 and horizontal tube 14 to taking advantage of person retaining.
Handling the execution member of lifting on the pressed component and falling is made up of rotating shaft 9, torsion clamping plate 4, rocking arm 8, pull bar 3, bearing pin 7 and master cylinder 2.The lower end of master cylinder 2 is connected with joint with locking nut with bearing pin and support 1 hinge (see figure 1), the upper end (see figure 4) of pull bar 3, and joint is connected with rocking arm 8 with bearing pin 7, and upper and lower bearing pin all installs split pin.
Press the member of thick stick locking and insurance to form by locking safety pin 13, arc plate 12, safety plug 5 and safeguard 6.The end face axial of the small-sized cylinder body 20 of band safety pin 13 is adjacent to horizontal tube 14 internal fixation plates 17 (see figure 5)s and tightens with locking nut 21.Refill little rear end of the cylinder block lid (see figure 4) behind the assembling stage clip 19.The front end face of the little cylinder body of safety plug 5 axially is close to (see figure 4) on the carriage, and the stage clip assembling is the same in the little cylinder body of safety plug 5.
Above-mentioned rigid body assembly, pressed component, execution member and the locking of pressure thick stick and insurance member, this four part are formed the entire combination structure of safety pressure thick stick locking device, to finish the safe locking function of this utility model invention
As shown in Figure 1, pressing thick stick 11 appearance profiles is the antarafacial shaped form, and pressing thick stick 11 contour structures is the split symmetric distributed, is formed by straightway stainless steel tube and the butt welding of antarafacial curved section steel pipe.It is up big and down small that the front, operating position of pressure thick stick (see figure 2) is " U " font, and pressing thick stick 11 is hollow member, is convenient to install pipeline, lower end steel pipe and horizontal 14 welding, and the upper end embeds the 4 (see figure 3) boxing of two torsion clamping plate respectively.
Rotating shaft 9 (see figure 2)s: for two ends with the centrosymmetric variable cross-section major axis of length.The center has the flat key groove, it is that the small bore place of symmetry has the crescent moon keyway that the axle two ends have with the major axis mid point, become 90 ° to locate radially deep hole with keyway, this hole is identical with the aperture of axially locating blind hole at rotating shaft left side axle head, radial hole positive alignment torsion clamping plate front center shoulder hole, overlap 15 in the middle keyway place suit, and connect with flat key.After supporting base 10 is inserted at two ends respectively, be connected by Woodruff key with screw and torsion clamping plate 4 again.
Rocking arm 8 (seeing Fig. 1 and Fig. 2): the uniform thickness strip has large and small end.Big end arcs of recesses, cover 15 cross section radiuses during the concave arc radius of curvature is same as.The small end convex, convex arc center of curvature place has garden post through hole, has a deep trouth vertical with center line along the centre of gyration line mid point in hole, and deep trouth vertically is cut into equal two parts with post hole, garden along center line, and groove width is 1/3 of a thickness of slab, and groove depth is 2 times of aperture.Dress bearing pin 7 in the hole, deep trouth embeds pull bar 3 upper ends, holds shape arc concave surface to be adjacent to the welding of middle cover 15 (see figure 2)s greatly.
Middle cover 15 (see figure 3)s are the ladder cylinder.In coaxial with it cylindrical hole is arranged.Logical keyway is arranged in the hole, and middle cover 15 usefulness flat keys are connected with rotating shaft 9.There are certain side-play amount place and the welding of safeguard 6 (see figure 2)s in cylinder center and the welding of rocking arm 8 (see figure 2)s in axial and direction of rotation.
Safeguard 6 (see figure 2)s be big end have convex arc and small end have the arcs of recesses outline line etc. slab, identical with the big end convex arc center of curvature and have the identical garden post through hole of 4 diameters on the circular arc that radius of curvature is little and on same arc, this arc is identical with the convex-concave arc center of curvature, angle between each hole adjacent center of this arc equates, cover 15 cross section radiuses during the radius of curvature of concave arc is same as.The center in its hole was all corresponding with the center of safety plug 5 when safeguard 6 swung to different positions.Cover 15 welding (see figure 3)s during small end spill cambered surface is adjacent to.
The profile of arc plate 12 (see figure 1)s is the long arc shape flat board, and the two ends semicircle of plate is connected with the curved profile line smoothing of plate.Its arc normal direction uiform section is " protruding " shape.Should have 4 isodiametric garden post blind holes along camber line in " protruding " font symmetrical center line place, the opening in hole is towards the cross section broadside, and the angle of the every adjacent center of blind hole all equates.The geometric center position in hole is corresponding one by one with the center dynamic position of safety pin 13, and the angle of adjacent holes center line all equates.Arc plate 12 medial surfaces are close to the vertical medial surface of armrest frame, and use screw-driving.
As shown in Figure 4, safety plug 5 is the unidirectional double end pull bar of little cylinder.Piston is equipped with at the pull bar middle part.Pull bar one end has radial direction through hole, for manual operation.Stage clip 19 is equipped with on the porose one side of pull bar, and the pull bar other end is a safety plug 5.
As shown in Figure 5, safety pin 13 is the unidirectional double end pull bar of little cylinder.There is a piston at the pull bar middle part.Pull bar one end has a radial direction through hole, so that manual operation.This end to piston space is equipped with stage clip 19, and the pull bar other end is a safety pin 13, and little cylinder ends is close on the fixed head 17 of horizontal tube 14 inside, and tightens with big nut 21.
Bearing pin 7 (see figure 3)s are for having the cylinder of termination shoulder.Small end has radial direction through hole, uses for split pin is housed.Bearing pin 7 is through the upper end of rocking arm 8 and pull bar 3 together, the shear stress that produces when bearing connected piece and relatively rotating.
Pressure thick stick 11 contour structures of present embodiment are whole symmetric distributed, are to use the stainless steel tube global formation, and the front, operating position of its (see figure 2) is " V " font.Torsion clamping plate 4 are square, and other structure is with embodiment 1.
Above-mentioned two embodiment courses of work are as follows:
Working media enters the cylinder body cavity by master cylinder 2 (see figure 1) tops, promotes piston, pull bar 3 is descending, drives the 9 (see figure 2)s inhour swing around the shaft of rigid body assembly, lifts on the horizontal tube 14.After pressing thick stick 11 to rotate to design hard-over (top dead centre), safety plug 5 (see figure 1)s are inserted in the hole of safeguard 6, press thick stick 11 to finish unloaded location.Otherwise, as Fig. 2, to desire horizontal tube 14 and descend, working media enters little cylinder body ante-chamber compression press spring 19 by the pipeline (see figure 5).At first safety plug 5 (see figure 1)s withdraw from outside safeguard 6 holes, working media enters the cavity of resorption of master cylinder 2, pull bar 3 (see figure 3)s are up, rigid body 9 (see figure 2)s is around the shaft swung clockwise, after horizontal tube 14 drops to the position that the passenger is fit to, working media off-load, safety pin 13 are at first inserted in the hole of arc plate 12 (see figure 3)s then under the effect of stage clip 19, and safety plug 5 inserts in the hole of safeguard 6 (see figure 2)s with same action again.
Function that the above-mentioned course of work reaches or effect: the (see figure 2) seat was pressed thick stick 11 corner maximums when equipment was unloaded, horizontal tube 14 is in top dead centre, safety plug 5 (see figure 3)s are inserted in the hole of safeguard 6, the working media off-load, under this state, no matter equipment is in running, or equipment is parked in the upper and lower passenger of original position, horizontal tube can not fall, and has guaranteed that zero load is perfectly safe.
After taking advantage of the people to take a seat, working media enters the little cylinder ante-chamber of safety plug 5, after safeguard 6 (see figure 2) holes are withdrawed from safety plug 5 withdrawals, puts down and presses thick stick 11.The safety pin 13 at horizontal tube 14 two ends at first inserts in arc plate 12 holes, and safety plug 5 inserts in safeguard 6 holes more then, the working media off-load.When equipment turns round,, still can guarantee to take advantage of being perfectly safe of people even wherein any safety pin 13 deforms and gets loose or rupture under this state.Because arc plate 12 and safeguard 6 angle of pin-and-hole center line separately equate, after safety pin 13 inserts pin-and-hole and confirms to press thick stick to be locked, safety plug 5 can insert in the pin-and-hole of safeguard, the action of unlatching pressure thick stick in contrast, during locking, safety pin 13 locking pressure thick sticks are prerequisites in the elder generation, the pin of then just insuring; When unblanking, first arming is then just unblanked.Safety pin 13 was controlled respectively by two magnetic valves with the time difference of safety plug 5 actions under the two states.
The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, any personnel that are familiar with this technology may utilize the technology contents of above-mentioned announcement to be changed or be modified to the equivalent embodiment of equivalent variations, every content that does not break away from technical solutions of the utility model,, all still belong in the scope of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment did according to technical spirit of the present utility model.
Claims (4)
1, a kind of safety is pressed the thick stick locking device, by pressed component, carry out member, safe locking and insurance member three parts are formed, it is characterized in that constituting to taking advantage of person retaining to press, stop the smooth up and down pressed component of health by pressing thick stick (11) and horizontal tube (14) to constitute, the execution member of lifting on the manipulation pressed component and falling is by rotating shaft (9), torsion clamping plate (4); rocking arm (8); pull bar (3); bearing pin (7) and master cylinder (2) constitute; the member of bearing safe locking and safety effect has locking safety pin (13); arc plate (12); safety plug (5) and safeguard (6) constitute; wherein the rigid body assembly has two assembly welding fittings; one group is rocking arm (8); safeguard (6) and middle cover (15) are welded; another group be pressure thick stick (11) two ends respectively with two groups of torsion clamping plate (4) suit after boxing; the " U of pressure thick stick (11) " weld with the middle part of horizontal tube (14) after connecting welding with three steel pipes at protruding place, shape bottom again, above-mentioned two group welding pieces use flat key to be connected with rotating shaft (9) middle part respectively, be connected with two ends with two Woodruff keys, constitute the rigid body assembly, two torsion clamping plate (4) and middle cover (15) respectively are inserted in again in the rotating shaft (9), and connect with flat key, middle cover (15) places the centre of two torsion frame plates (4); rocking arm (8) and safeguard (6) are vertically welded on the middle cover (15); the lower end of master cylinder (2) bearing pin and support (1) hinge; pull bar (3) upper end that is connected with master cylinder (2) is connected with rocking arm (8) with bearing pin (7); two safety pins (13) are installed in the two ends of horizontal stroke tube (14) and can insert in the hole of arc plate (12) respectively; arc plate (12) uses screw-driving on support (1), and the front end face of the little cylinder body of safety plug (5) axially is close to and is positioned on the carriage relative with safeguard (6) of support (1) top.
2, a kind of safety according to claim 1 is pressed the thick stick locking device, it is characterized in that wherein said pressure thick stick (11) contour structures is divided into: two kinds of whole symmetric distributed and split symmetric distributed, the split symmetric distributed is to be formed by straightway stainless steel tube and the butt welding of antarafacial curved section steel pipe, whole symmetric distributed is to use the stainless steel tube global formation, pressing thick stick (11) appearance profile is the antarafacial shaped form, its contour structures is whole symmetric distributed, press the front, operating position of thick stick (11) to be " U " font or V font, up big and down small, pressing thick stick (11) is hollow member, be convenient to install pipeline, weld with steel pipe and horizontal tube (14) lower end, and the upper end embeds two torsion clamping plate (4) boxing respectively;
Described horizontal tube (14) is a book shell garden cylindricality, there is book wall plug at two ends, and all have mesopore, be that shut with the book steel plate that has mesopore at two ends, there is an oval hand hole at the middle part, the transverse of hand hole is parallel with horizontal tube (14) axis, the big I of hand hole allows small-sized cylinder body (20) be convenient to dismounting, inside at horizontal tube (14), apart from thin-walled termination, the left and right sides etc. at a distance, respectively be welded with a radially fixed head (17), about the outer face of two little cylinder bodies (20) be fitted in respectively on the fixed head (17), and tighten with big nut (21), cylindrical shell two ends plug centre bore can make safety pin (13) axial stretching freely, and is with three steel pipe symmetric arrays that the cylindrical shell middle part of horizontal tube (14) is integrally welded with the lower end of pressing thick stick (11).
3, press the thick stick locking device according to a kind of safety described in the claim 1, it is characterized in that wherein said rotating shaft (9) is that two ends are with the centrosymmetric variable cross-section major axis of length, there is the flat key groove middle, it is that the small bore place of symmetry establishes the crescent moon keyway that the axle two ends have with the major axis mid point, become 90 ° to locate radially deep hole with keyway, this hole is identical with the axial blind hole aperture of axially locating at rotating shaft left side axle head, radial hole positive alignment torsion clamping plate (4) front center shoulder hole, cover (15) in the middle flat key groove place suit, and connect with flat key, after supporting base (10) endoporus is inserted at two ends respectively, use screw to be connected by Woodruff key again with torsion clamping plate (4);
Described every pair of torsion clamping plate (4), form by forward and backward two, before and after sheet lump together and be referred to as torsion clamping plate (4) two kinds of profiles are arranged: a kind ofly be the Hough cylinder, another kind is a square, the torsion clamping plate (4) of two kinds of different profiles, all have the garden post light through hole that rotating shaft (9) is inserted in, this garden post light through hole is made of altogether anter semicolumn endoporus and rear panel semicolumn endoporus, rear panel half garden post endoporus has logical keyway along middle bus place, on the vertical half garden contact-making surface 4 symmetrical distributions are arranged, and join the ladder garden post light through hole of work with anter; The anter center has and presses the equipped ladder garden post light through hole in thick stick (11) upper end, have 4 symmetrical distribution garden post screws of joining work with rear panel on the vertical half garden contact-making surface, two synthetic hollow cylinders before and after the torsion clamping plate (4), this Cylinder endoporus is inserted in the termination of rotating shaft (9), be connected with it to transmit moment of torsion with Woodruff key, forward and backward two fastening with 4 screws, anter ladder garden post light through-hole mounting is being pressed thick stick (11) upper end, and boxing;
Described rocking arm (8) is the slab that waits that has large and small end, big end arcs of recesses, the concave arc radius of curvature is same as middle cover (15) cross section radius, the small end convex, convex arc center of curvature place has garden post through hole, centre of gyration line mid point along the hole, one deep trouth vertical with center line arranged, deep trouth vertically is cut into equal two parts with post hole, garden along center line, groove width is 1/3 of a thickness of slab, and groove depth is 2 times of aperture, dress bearing pin (7) in the hole, deep trouth embeds pull bar (3) upper end, holds the spill cambered surface to be adjacent to middle cover (15) welding greatly;
Cover (15) is the ladder cylinder in described, in coaxial with it garden post through hole is arranged, logical keyway is arranged in the hole, middle cover (15) is connected with rotating shaft (9) with flat key, there are certain side-play amount place and safeguard (6) welding in middle cover (15) center and rocking arm (8) welding in axial and direction of rotation.
4, press the thick stick locking device according to any described a kind of safety in the claim 1 to 3, it is characterized in that: described safeguard (6) is the uniform thickness fanning strip, be big end have convex arc and small end have the arcs of recesses outline line etc. slab, identical with the big end convex arc center of curvature and have 4 garden post through holes that diameter is identical on the circular arc that radius of curvature is little, angle between each hole adjacent center equates, the radius of curvature of concave arc is same as middle cover (15) cross section radius, the center in its hole was all corresponding with the center of safety plug (5) when safeguard (6) swung to different positions, and small end spill cambered surface is adjacent to middle cover (15) welding;
The profile of described arc plate (12) is a long arc shape normal direction iso-cross-section flat board, the two ends semicircle of plate is connected with the curved profile line smoothing of plate, the normal direction uiform section of arc plate (12) is " protruding " shape, the symmetrical center line place of its " protruding " font iso-cross-section, have 4 isodiametric garden post blind holes along camber line, the opening direction of blind hole is towards the cross section broadside, each the blind hole center all center dynamic position with safety pin (13) is corresponding one by one, the angle of adjacent holes center line all equates, arc plate (12) medial surface is close to the vertical medial surface of armrest frame, and uses screw-driving;
Described safety plug (5) is the unidirectional double end lower link bar of little cylinder, in the middle of the lower link bar piston is housed, and the polished end of lower link bar is a latch, be safety plug (5), the other end has radially garden post through hole, for manual operation, pull bar has one side of garden post through hole that stage clip (19) is housed, for the lower link bar return;
Described safety pin (13) has two, be the unidirectional double end pull bar of little cylinder, there is a piston at the pull bar middle part, pull bar one end has a radial direction through hole, so that stage clip (19) is equipped with in manual operation, this end to piston space, the pull bar two ends are safety pin (13), little cylinder ends is close on the inner fixed head (17) of horizontal tube (14), and tightens with big nut (21);
Described bearing pin (7) is for having the cylinder of termination shoulder, and small end has for the radial direction through hole that split pin is used is housed, and bearing pin (7) is through the upper end of rocking arm (8) and pull bar (3) together, the shear stress of generation when bearing connected piece and relatively rotating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520004842 CN2780277Y (en) | 2005-02-17 | 2005-02-17 | Safety Crowbar Pressing and locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520004842 CN2780277Y (en) | 2005-02-17 | 2005-02-17 | Safety Crowbar Pressing and locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2780277Y true CN2780277Y (en) | 2006-05-17 |
Family
ID=36761476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520004842 Expired - Fee Related CN2780277Y (en) | 2005-02-17 | 2005-02-17 | Safety Crowbar Pressing and locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2780277Y (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101934145A (en) * | 2010-08-26 | 2011-01-05 | 温州南方游乐设备工程有限公司 | Safety seat |
| CN101745223B (en) * | 2009-09-25 | 2011-12-07 | 东莞市新雷神仿真控制有限公司 | Safety pressure lever locking device |
| CN102580316A (en) * | 2012-03-23 | 2012-07-18 | 中山市金马科技娱乐设备有限公司 | Safety restraint device for rider |
| CN102935290A (en) * | 2012-11-16 | 2013-02-20 | 温州南方游乐设备工程有限公司 | Cabin |
| CN103100158A (en) * | 2013-02-18 | 2013-05-15 | 中山市金马科技娱乐设备有限公司 | Pressing rod locking structure |
| CN103640545A (en) * | 2013-12-05 | 2014-03-19 | 王水争 | Compulsory insurance device matched with motor vehicle |
| CN106139597A (en) * | 2015-04-02 | 2016-11-23 | 江苏金刚文化科技集团股份有限公司 | Novel seat retaining mechanism for recreation facility |
| CN106139598A (en) * | 2015-04-02 | 2016-11-23 | 江苏金刚文化科技集团股份有限公司 | Novel pressure shoulder device |
| CN106139594A (en) * | 2015-04-02 | 2016-11-23 | 江苏金刚文化科技集团股份有限公司 | Novel seat system |
| CN106178521A (en) * | 2016-08-31 | 2016-12-07 | 国汇机械制造泰州有限公司 | Divine Land flying saucer pressure thick stick automatic opening system |
| CN109157844A (en) * | 2018-10-18 | 2019-01-08 | 华强方特（芜湖）文化科技有限公司 | A kind of safety seat automatic adjusument safety pressure lever |
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2005
- 2005-02-17 CN CN 200520004842 patent/CN2780277Y/en not_active Expired - Fee Related
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101745223B (en) * | 2009-09-25 | 2011-12-07 | 东莞市新雷神仿真控制有限公司 | Safety pressure lever locking device |
| CN101934145A (en) * | 2010-08-26 | 2011-01-05 | 温州南方游乐设备工程有限公司 | Safety seat |
| CN102580316A (en) * | 2012-03-23 | 2012-07-18 | 中山市金马科技娱乐设备有限公司 | Safety restraint device for rider |
| CN102580316B (en) * | 2012-03-23 | 2013-11-20 | 中山市金马科技娱乐设备有限公司 | Safety restraint device for rider |
| CN102935290B (en) * | 2012-11-16 | 2014-07-16 | 温州南方游乐设备工程有限公司 | Cabin |
| CN102935290A (en) * | 2012-11-16 | 2013-02-20 | 温州南方游乐设备工程有限公司 | Cabin |
| CN103100158B (en) * | 2013-02-18 | 2014-12-24 | 中山市金马科技娱乐设备有限公司 | Pressing rod locking structure |
| CN103100158A (en) * | 2013-02-18 | 2013-05-15 | 中山市金马科技娱乐设备有限公司 | Pressing rod locking structure |
| CN103640545A (en) * | 2013-12-05 | 2014-03-19 | 王水争 | Compulsory insurance device matched with motor vehicle |
| CN106139597A (en) * | 2015-04-02 | 2016-11-23 | 江苏金刚文化科技集团股份有限公司 | Novel seat retaining mechanism for recreation facility |
| CN106139598A (en) * | 2015-04-02 | 2016-11-23 | 江苏金刚文化科技集团股份有限公司 | Novel pressure shoulder device |
| CN106139594A (en) * | 2015-04-02 | 2016-11-23 | 江苏金刚文化科技集团股份有限公司 | Novel seat system |
| CN106139597B (en) * | 2015-04-02 | 2018-09-28 | 江苏金刚文化科技集团股份有限公司 | Seat retaining mechanism for amusement facility |
| CN106178521A (en) * | 2016-08-31 | 2016-12-07 | 国汇机械制造泰州有限公司 | Divine Land flying saucer pressure thick stick automatic opening system |
| CN106178521B (en) * | 2016-08-31 | 2018-09-21 | 国汇机械制造泰州有限公司 | Divine Land flying saucer presses thick stick automatic opening system |
| CN109157844A (en) * | 2018-10-18 | 2019-01-08 | 华强方特（芜湖）文化科技有限公司 | A kind of safety seat automatic adjusument safety pressure lever |
| CN109157844B (en) * | 2018-10-18 | 2020-08-25 | 华强方特（芜湖）文化科技有限公司 | Self-adaptive adjustment safety pressure lever for safety seat |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060517 Termination date: 20120217 |