Rotating disc type quickly opening and closing gland pot
Technical field
The present invention relates to pressure cooker technical field, particularly relate to a kind of rotating disc type quickly opening and closing gland pot.
Background technology
Since pressure cooker to appearance, change with rapid changepl. never-ending changes and improvements is brought to the life of people, the advantages such as it is quick with it, energy-conservation, efficient enjoy the parent of people to rely, nowadays on market, pressure cooker has revolving type, gland-type, clamp-type etc., the open-close ways of various types of pressure cooker is more and complicated, and pressure cooker with pressing cover folding is only limited to leading screw, nut screws the mode of uncapping, time and effort consuming, also inconvenient.The folding of now common gland pot is mainly realized by two kinds of structures: the first is eccentric wheel structure, the gland pot of this kind of structure needs arrange the longer spanner of an arm of force, thus pulls eccentric wheel rotation, realizes the folding of pot cover; The second is screw rod, swivel nut combining structure, realizes the folding of pot cover by rotating swivel nut; When the first structure above-mentioned pulls long spanner, need a hand to live pot body and pot cover, another hand pulls spanner, operation effort, the simultaneously rotation direction of spanner and pot cover place plane orthogonal, spanner rotary motion trace takes up room greatly, easily interfere in narrow space, use inconvenience; Need to turn swivel nut when opening in the second structure and shut pot cover much to enclose, use trouble, inconvenience, between screw rod and swivel nut, Long-Time Service is easy to wear simultaneously, due to pressure cooker cover being also provided with pressure limiting valve, pressure limiting valve place ejection steam also easily causes bolt, swivel nut gets rusty, thus makes this kind of structure short for service life.
Such as: Chinese patent Authorization Notice No.: CN2902108Y, authorized announcement date on May 23rd, 2007, disclose a kind of pressure cooker with pressing cover, comprise a pot body, pot cover, handle, spring beam, adjusting device, pressure limiting valve, spring beam is supported by handle, adjusting device is by the screw rod be fixed on by pole on pot cover, the swivel nut be connected with screw flight, be made up of the handle of swivel nut interlock, adjusting device also comprises locating part, swivel nut comprises the upper swivel nut and lower swivel nut that are fixedly connected with, screw rod and lower swivel nut are threaded connection, locating part is arranged on screw tip, and be in swivel nut, locating part is slightly larger than the diameter of screw rod and lower swivel nut.And for example: China Patent Publication No.: CN1274561A, authorized announcement date on November 29th, 2000, disclose a kind of pressure cooker with pressing cover primarily of pot body, pot cover, handle, spring beam, pressure limiting valve, pot button composition, this pressure cooker also comprises pot cover location locking mechanism, and this location locking mechanism is primarily of cam, cam chair, adjusting screw(rod), cam handle composition.The feature using inconvenience is all there is in these two kinds of structures when using.
Summary of the invention
The present invention opens, closes inconvenience in order to the pot cover overcoming pressure cooker with pressing cover of the prior art, pot cover upper ejector lever rotates and takes up room greatly, the deficiency easily interfered, provide a kind of pot cover open, close convenient, movement range little, labour-saving rotating disc type quickly opening and closing gland pot more when uncapping.
To achieve these goals, the present invention adopts following technical scheme:
A kind of rotating disc type quickly opening and closing gland pot, comprise pot body and pot cover, described pot cover comprises pot cover body, be located at the handle of pot cover body both sides, connect the bow beam of handle, the center of described pot cover body is provided with backing plate, backing plate is provided with rotation and lifting dish, on the downside of described rotation and lifting dish and be rotationally connected between backing plate, the upper center of rotation and lifting dish is provided with rotating shaft, the lower end of rotating shaft is fixedly connected with the circle centre position of rotation and lifting dish is vertical, the circular hole of upper end in the middle of bow beam of rotating shaft passes and is connected with folding swing handle, both sides in the middle of described bow beam are fixed with vertical locating dowel, the upside of described rotation and lifting dish is provided with two guiding surfaces about rotating shaft center's symmetry, the lower end of two locating dowels contacts with two guiding surfaces respectively, the lowest part of described guiding surface is provided with lower limit groove, the highest point of guiding surface is provided with upper limit position groove.When this kind of gland pot needs to open, hold folding swing handle and rotate an angle, driven rotary axle and rotation and lifting dish synchronous axial system, thus guiding surface is moved along the lower end of locating dowel, the initial position (now pot cover closedown) in upper limit position groove of locating dowel varies in lower limit groove, bow beam entire lowering, the handle at bow beam two ends and the pot edge of pot body opening part are thrown off, and can open pot cover; In like manner, when needing to cover tightly pot cover, counter-rotation folding swing handle, thus make locating dowel enter in upper limit position groove, bow beam rises to highest point, and handle tension pot edge, pot cover body covers tightly a pot body.Whole process is very easily laborsaving, compares with the pressure cooker of cam structure, and folding swing handle is around pot cover place Plane Rotation, rotational steps is very little, and one hand just can operate, convenient laborsaving, compare with the pressure cooker of screw rod, screw bushing structure, open, close quicker, laborsaving.
As preferably, the lower surface of described locating dowel is sphere, and described lower limit groove and the bottom surface of upper limit position groove are arc surface.Locating dowel lower surface is that sphere is convenient to relative sliding on guiding surface, and arc surface is convenient to locating dowel and is entered guiding surface in lower limit groove or upper limit position groove, and the rotation of folding swing handle is more easily laborsaving.
As preferably, be provided with one section of arc-plane between the lowest part of guiding surface and lower limit groove, being connected with lower limit groove arc transition of described arc-plane, the other end of arc-plane is connected with the minimum limit arc transition of guiding surface.The horizontal effective span shortened between the bottom of guiding surface and top of arc-plane, thus effectively prevent from interfering between guiding surface and bow beam, arc transition connection makes the relative sliding between locating dowel and guiding surface more smooth and easy, stable, and during rotation folding swing handle, feel is better.
As preferably, between upper limit position groove and the most flash of guiding surface, be provided with positioning boss.Locating dowel enters from lower limit groove along guiding surface the process of upper locating slot, namely cover tightly in the process of pot cover, can through positioning boss when locating dowel enters in upper limit position groove from guiding surface, what now user can be obvious, vivid feels that locating dowel enters in locating slot, thus prevent due to locating dowel do not put in place (situation that pot cover does not cover tightly) time directly use pressure cooker and the personal injury caused.
As preferably, reseting disk is provided with between described folding swing handle and bow beam, described reseting disk is sheathed to be fixedly connected with rotating shaft on the rotary shaft, the edge of the downside of described reseting disk is provided with two reset projections about rotating shaft center's symmetry, described reset projection is provided with and presses down inclined-plane, and described to press down inclined-plane consistent with the incline direction of guiding surface; When locating dowel is positioned at lower limit groove, presses down inclined-plane and compress bow beam, when locating dowel is positioned at upper limit position groove, presses down inclined-plane and separate with bow beam.Open in the process of pot cover, rotate folding swing handle, rotation and lifting dish turns to the process of final position (locating dowel stretches into lower limit groove) from initial position (locating dowel stretches into upper limit position groove), the inclined-plane that presses down on reset projection contacts with bow beam gradually and presses down, thus when rotation and lifting dish is rotated, locating dowel lower end contacts with guiding surface all the time, bow beam resets gradually, pot cover is opened gradually, and whole process is more stable, is convenient to covering tightly of pot cover next time simultaneously.
As preferably, pot cover body is also provided with stopping valve, described stopping valve is arranged on outside the edge of rotation and lifting dish, the edge of described rotation and lifting dish is provided with one section for blocking the circular arc edge strip of stopping valve, one end of described circular arc edge strip is provided with stopping valve and dodges hole, when locating dowel is positioned at upper limit position groove, stopping valve is positioned at stopping valve and dodges immediately below hole.Stopping valve causes personal injury to prevent pressure cooker to be opened in the process of pressurization, when pot cover is in open mode, circular arc edge strip is pressed in directly over stopping valve all the time, thus prevent stopping valve from rising, when covering tightly pot cover (in pot no pressurization), stopping valve is positioned at stopping valve and dodges immediately below hole, when pressure cooker uses (in pot pressurization), stopping valve rises under pressure and enters stopping valve and dodge in hole, now rotation and lifting dish cannot rotate completely, namely folding swing handle also cannot rotate, thus effectively prevents pressure cooker to be opened when pressurizeing.
As preferably, the top of described bow beam is provided with protective cover, and folding swing handle is located at the outside of protective cover, and the both sides of protective cover are provided with bow beam and dodge breach.Protective cover covers in the various structures such as rotation and lifting dish on the one hand, plays a protective role, also more attractive in appearance on the other hand.
Therefore, the present invention have pot cover open, close convenient, movement range little, labour-saving beneficial effect more when uncapping.
Meanwhile, operationally, pot cover cannot be opened this kind of gland pot, therefore has the beneficial effect that use is safer.
Accompanying drawing explanation
Fig. 1 is that in the present invention, pot cover covers tightly status architecture schematic diagram.
Fig. 2 is pot cover open mode structural representation in the present invention.
Fig. 3 is the structural representation of rotation and lifting dish in the present invention.
Fig. 4 is the top view of rotation and lifting dish in the present invention.
Fig. 5 is the top view of pot cover in the present invention.
Fig. 6 is the structural representation of reseting disk in the present invention.
In figure: pot body 1 pot cover 2 backing plate 3 rotation and lifting dish 4 rotating shaft 5 folding swing handle 6 reseting disk 7 stopping valve 8 circular arc edge strip 9 stopping valve is dodged hole 10 protective cover 11 bow beam and dodged breach 12 pot cover body 21 handle 22 bow beam 23 locating dowel 24 guiding surface 41 lower limit groove 42 upper limit position groove 43 arc-plane 44 positioning boss 45 projection 71 that resets and press down inclined-plane 72.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the invention will be further described:
A kind of rotating disc type quickly opening and closing gland pot as shown in Figure 1, comprise pot body 1 and pot cover 2, pot cover 2 comprises pot cover body 21, be located at the handle 22 of pot cover body both sides, connect the bow beam 23 of handle, the center of pot cover body 21 is provided with backing plate 3, backing plate 3 is provided with rotation and lifting dish 4, be rotationally connected between rotation and lifting dish 4 and backing plate 3, the upper center of rotation and lifting dish 4 is provided with rotating shaft 5, the lower end of rotating shaft 5 is fixedly connected with the circle centre position of rotation and lifting dish 4 is vertical, in the present embodiment, rotating shaft and rotation and lifting dish are integral type structure, entirety processes together, connect reliable, intensity is large, low cost of manufacture, the circular hole of upper end in the middle of bow beam 23 of rotating shaft 5 passes and is connected with folding swing handle 6, relatively rotate between rotating shaft and bow beam, the top of bow beam 23 is provided with protective cover 11, folding swing handle 6 is located at the outside of protective cover 11, the both sides of protective cover 11 are provided with bow beam and dodge breach 12, both sides in the middle of bow beam 23 are fixed with vertical locating dowel 24, the lower surface of locating dowel 24 is sphere, the upside of rotation and lifting dish 4 is provided with two guiding surfaces 41 about rotating shaft center's symmetry, the lower end sphere of two locating dowels 24 contacts with two guiding surfaces 41 respectively, the lowest part of guiding surface 41 is provided with lower limit groove 42, the highest point of guiding surface 41 is provided with upper limit position groove 43, the bottom surface of lower limit groove 42 and upper limit position groove 43 is arc surface, is convenient to locating dowel like this and slips into guiding surface in lower limit groove or upper limit position groove.
As shown in Figure 3 and Figure 4, one section of arc-plane 44 is provided with between the lowest part of guiding surface 41 and lower limit groove 42, arc-plane 44 while be connected with lower limit groove 42 arc transition, the other end of arc-plane 44 is connected with the minimum limit arc transition of guiding surface 41, positioning boss 45 is provided with between upper limit position groove 43 and the most flash of guiding surface 41, the horizontal effective span shortened between the bottom of guiding surface and top of arc-plane, thus effectively prevent from interfering between guiding surface and bow beam, arc transition connection makes the relative sliding between locating dowel and guiding surface more smooth and easy, stable, during rotation folding swing handle, feel is better, locating dowel enters from lower limit groove along guiding surface the process of upper locating slot, namely cover tightly in the process of pot cover, can through positioning boss when locating dowel enters in upper limit position groove from guiding surface, now user can be obvious, vivid feels that locating dowel enters in locating slot, thus prevent due to locating dowel do not put in place (situation that pot cover does not cover tightly) time directly use pressure cooker and the personal injury caused.As shown in Figure 5, pot cover body 21 is also provided with stopping valve 8, stopping valve 8 is arranged on outside the edge of rotation and lifting dish 4, the edge of rotation and lifting dish 4 is provided with one section for blocking the circular arc edge strip 9 of stopping valve 8, one end of circular arc edge strip 9 is provided with stopping valve and dodges hole 10, at ordinary times, be subject to blocking of arc edge strip directly over stopping valve always, when locating dowel 24 moves in upper limit position groove 43, now pot cover is in the state of covering tightly, stopping valve 8 is positioned at stopping valve and dodges immediately below hole 10, in pot after pressurization, stopping valve rises and stretches into stopping valve and dodge in hole under the effect of pot internal gas pressure, thus it is spacing to rotation and lifting dish, now folding swing handle cannot rotate, thus when ensureing that gland pot in working order, pot cover cannot be opened, thus pot cover is caused damage by opening by mistake to the person when avoiding pressurization in pot, use safer.
As shown in Fig. 1 Fig. 2 and Fig. 6, reseting disk 7 is provided with between folding swing handle 6 and bow beam 23, reseting disk 7 is sheathed to be fixedly connected with rotating shaft on the rotary shaft, folding swing handle, reseting disk, rotating shaft and rotation and lifting dish synchronous axial system, the edge of the downside of reseting disk 7 is provided with two reset projections 71 about rotating shaft center's symmetry, reset projection 71 is provided with and presses down inclined-plane 72, two reset projections 71 lay respectively at the both sides of bow beam, press down inclined-plane 72 consistent with the incline direction of guiding surface 41 corresponding below it; When locating dowel 24 is positioned at lower limit groove 42, presses down inclined-plane 72 and compress bow beam 23, when locating dowel position 24 is in upper limit position groove 43, presses down inclined-plane 72 and separate with bow beam 23.Open in the process of pot cover, rotate folding swing handle, rotation and lifting dish turns to the process of final position (locating dowel stretches into lower limit groove) from initial position (locating dowel stretches into upper limit position groove), the inclined-plane that presses down on reset projection contacts with bow beam gradually and presses down, thus when rotation and lifting dish is rotated, locating dowel lower end contacts with guiding surface all the time, bow beam resets gradually, pot cover is opened gradually, and whole process is more stable, is convenient to covering tightly of pot cover next time simultaneously.
By reference to the accompanying drawings, using method of the present invention is as follows: when this kind of gland pot needs to open, hold folding swing handle 6 and rotate an angle, folding swing handle 6 driven rotary axle 5, reseting disk 7 and rotation and lifting dish 4 synchronous axial system, thus guiding surface 41 is moved along the lower end of locating dowel, the process that folding swing handle 6 is rotating, the inclined-plane 72 that presses down on reset projection 71 presses down bow beam 23 gradually, thus the locating dowel 24 ensureing on bow beam 23 is fitted with guiding surface all the time and is contacted, the initial position (now pot cover closedown) in upper limit position groove 43 of locating dowel 24 drops in lower limit groove 42, the handle 22 at bow beam 23 two ends is thrown off with the pot edge of pot body 1 opening part, pot cover can be opened, open mode as shown in Figure 2, in like manner, when needing to cover tightly pot cover, counter-rotation folding swing handle 6, thus make locating dowel 24 enter in upper limit position groove 43, bow beam 23 rises to highest point, and handle 22 strains pot edge, and pot cover body 21 covers tightly pot body 1.Whole process is very easily laborsaving, compare with the pressure cooker of cam structure, folding swing handle is around pot cover place Plane Rotation, rotational steps is very little, and one hand just can operate, convenient laborsaving, compare with the pressure cooker of screw rod, screw bushing structure, open, close quicker, laborsaving, reseting disk guarantees that whole opening and closing process is more stable, reliable, and whole service life is long.