CN103423448B - Jack catchs type high-pressure bottle lid door locking device - Google Patents
Jack catchs type high-pressure bottle lid door locking device Download PDFInfo
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- CN103423448B CN103423448B CN201310140487.9A CN201310140487A CN103423448B CN 103423448 B CN103423448 B CN 103423448B CN 201310140487 A CN201310140487 A CN 201310140487A CN 103423448 B CN103423448 B CN 103423448B
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- pressure bottle
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Abstract
The invention discloses a kind of jack catchs type high-pressure bottle lid door locking device, aim to provide in a kind of lid door opening-closing process, do not relatively rotate between lid door and the contact surface of cylinder body, the lid door locking device be effectively ensured lid door and cylinder body sealing property, increasing the service life.It includes some being arranged on high-pressure bottle inboard wall of cylinder block and near the stationary jaw of its vessel port and be arranged on the clamping body on lid door, and clamping body includes the positioning disk that is fixedly mounted on inside lid door and is arranged on positioning disk and the movable jaw corresponding with stationary jaw；Lid door is additionally provided with the driving mechanism for promoting each movable jaw to move along guide rail；Stationary jaw end is provided with the first wedging inclined-plane, and movable jaw end is provided with the second wedging inclined-plane matched with the first wedging inclined-plane；When movable jaw stretches out along guide rail and engages with stationary jaw, the second wedging inclined-plane and the first wedging inclined-plane wedging.
Description
Technical field
The present invention relates to a kind of high-pressure bottle, be specifically related to a kind of jack catchs type high-pressure bottle lid door locking device.
Background technology
Pressure vessel is widely used in the fields such as rubber, medicine, boats and ships and dyeing；And the locking device of its middle cover door very important ingredient that is pressure vessel, between lid door and the cylinder body of pressure vessel, the quality of sealing is an important indicator of inspection pressure vessel quality quality.Tooth-type structure is the more commonly used a kind of lid door locking structure.In traditional tooth-type structure, by relatively rotating between lid door and cylinder body, lid door is made to engage with the grinding tooth on cylinder body or mutually stagger, thus reaching tightening cover door or opening the purpose of lid door.Owing to current tooth-type structure is in the locking or opening process of lid door, there is Relative friction between its cylinder body and lid door and rotate, and its grinding tooth mostly is rectangular block architecture；Thus it has the disadvantage in that one, due to the rectangular block structure of grinding tooth, after lid door engages with the grinding tooth of cylinder body, easily loosen between pressure vessel work process middle cover door and cylinder body；Its two, along with the increase of access times, the contact surface of lid door and cylinder body gradually wears out, and causes that sealing property reduces.
Further, relative motion is there is between lid door and cylinder body in order to improve, and the contact surface of the cylinder cap caused and cylinder body gradually wears out problem, some high-pressure bottle lid doors adopt clamping hoop type structure, for instance, China Patent Publication No. CN200975603, publication date on November 14th, 2007, the name of innovation and creation is called automatic hydraulic quick-actuating closure high-pressure bottle, and its tank body assembly end that is connected with cover assembly is provided with double wedge and movable dog, and movable dog is provided with the groove matched with double wedge.The high-pressure bottle cover of this application case and tank body assembly combine, separates employing movable dog realizes, although it avoids between cover and tank body because of relative motion；But it equally exists after lid door engages with the grinding tooth of cylinder body, easily loosen between pressure vessel work process middle cover door and cylinder body, and grinding tooth between clip and cover and tank body equally exists Relative friction and rotates in clip rotation process, make easily to loosen between lid door and cylinder body, and cause that sealing property reduces.
Summary of the invention
The invention aims to overcome between existing high-pressure bottle work process middle cover door and cylinder body and easily loosen, and the increase along with access times, the contact surface of lid door and cylinder body gradually wears out, cause the problem that sealing property reduces, there is provided a kind of in lid door opening-closing process, do not relatively rotate between lid door and the contact surface of cylinder body, be effectively ensured lid door and cylinder body sealing property, increase the service life；And coordinate between high-pressure bottle work process middle cover door and cylinder body closely, and there is the jack catchs type high-pressure bottle lid door locking device of auto-lock function.
The technical scheme is that
A kind of jack catchs type high-pressure bottle lid door locking device, being arranged on high-pressure bottle inboard wall of cylinder block and near the stationary jaw of its vessel port and be arranged on the clamping body on lid door including some, described clamping body includes the positioning disk that is fixedly mounted on inside lid door and is arranged on positioning disk and the movable jaw corresponding with stationary jaw；Positioning disk is provided with some guide rails, and each movable jaw can be arranged on corresponding guide rail along what guide rail moved, and described lid door is additionally provided with the driving mechanism for promoting each movable jaw to move along guide rail；
Described stationary jaw end is provided with the first wedging inclined-plane, and this first wedging inclined-plane is towards high-pressure bottle cylinder base, described movable jaw end is provided with the second wedging inclined-plane matched with the first wedging inclined-plane, and this second wedging inclined-plane is oppositely arranged with lid door medial surface；
When movable jaw stretches out along guide rail and engages with stationary jaw, the second wedging inclined-plane and the first wedging inclined-plane wedging, and the angle of inclination а on described first wedging inclined-plane is less than or equal to equivalent friction angle corresponding between movable jaw with the first wedging inclined-plane.
The locking device of this programme high-pressure bottle lid door is stretched out by the movable jaw on lid door and engages with stationary jaw, thus by lid door locking on high-pressure bottle cylinder body；Engage with stationary jaw when movable jaw stretches out along guide rail, constantly compacted at process middle cover door and the cylinder body of the second wedging inclined-plane and the first wedging inclined-plane wedging, and then make lid door and cylinder body end face fit tightly, reach the effect of lock sealing.Additionally, owing to passing through the second wedging inclined-plane and the first wedging inclined-plane wedging between movable jaw and stationary jaw, even if produce abrasion between movable jaw and stationary jaw because using for a long time, same will constantly compacted with the first wedging inclined-plane wedging process middle cover door with cylinder body without influence on the second wedging inclined-plane, reach the purpose making lid door and cylinder body end face fit tightly.
On the other hand, although by the second wedging inclined-plane and the first wedging inclined-plane wedging between movable jaw and stationary jaw so that lid door and cylinder body end face fit tightly；But at high-pressure bottle in pressurized operation process, owing to lid goalkeeper is subject to the thrust of outwards unlatching, make the trend that generation is separated by the movable jaw on lid door with stationary jaw so that movable jaw and stationary jaw get loose, and this is also the rectangular block structured reason of grinding tooth of current high-pressure bottle lid door；And this programme is while design wedging inclined-plane, also it is set smaller than the tilt angle alpha on the first wedging inclined-plane being equal to equivalent friction angle corresponding between movable jaw with the first wedging inclined-plane, this not only covers door and fits tightly with cylinder body end face after making the second wedging inclined-plane and the first wedging inclined-plane wedging, and after making the second wedging inclined-plane and the first wedging inclined-plane wedging, there is auto-lock function, ensureing that high-pressure bottle is in pressurized operation process, movable jaw and stationary jaw tightly engage；Thus can ensure that high-pressure bottle work process middle cover door and cylinder body end face closely cooperate.
As preferably, rotating shaft and this rotating shaft that clamping body includes being spindle rotationally arranged on lid door are perpendicular with positioning disk, one end of rotating shaft is through lid door and is positioned at lid outer side of door, the other end traverse positioning disk of rotating shaft, and be positioned in the roller end outside positioning disk, be also fixed with the pushing disk perpendicular with rotating shaft, this pushing disk is provided with some around the shaft in the uniform guide chute of circumference, and one end of each guide chute near rotating shaft, the other end away from rotating shaft；It is provided with the push rod paralleled with rotating shaft on described movable jaw, near one end of rotating shaft, and this push rod is plugged in the guide chute of correspondence.
This programme clamping body passes through rotating shaft, drives pushing disk to rotate；In the process that pushing disk rotates, push rod on movable jaw will slide in corresponding guide chute, and then make movable jaw guide rail along positioning disk protruding and engage with corresponding stationary jaw, or mobile in making movable jaw guide rail along positioning disk outwards, releasing is engaged with stationary jaw.
As preferably, each guide chute is linearly or arc-shaped and guide chute are gradually increased from its one end toward the spacing between the other end and shaft axis.
As preferably, driving mechanism includes cylinder, the connector being fixedly mounted in rotating shaft and radially extending along rotating shaft, and this connector is positioned at lid outer side of door, and the handing-over of the cylinder body end of described cylinder is being covered outdoors on side, and the piston rod end of cylinder joins on connector.This programme realizes the rotation of countershaft by cylinder, and then drives pushing disk to rotate, it is achieved movable jaw guide rail along positioning disk moves.
As preferably, connector is be fixedly mounted in rotating shaft and the rotation dish perpendicular with rotating shaft, rotates panel surface and is provided with the connecting pin paralleled with rotating shaft, this connecting pin is provided with oscillating bearing, and the piston rod end of described cylinder is connected with oscillating bearing.
As preferably, each guide rail radially extends along rotating shaft and is that circumference is distributed on positioning disk；Each stationary jaw is also corresponding to be distributed on high-pressure bottle inboard wall of cylinder block.
As preferably, clamping body includes adpting flange, outward flange, front side bearing and rear side bearing, the axis hole perpendicular with positioning disk it is provided with in the middle part of lid door, and in lid door, lateral surface is positioned at axis hole edge for be provided with, outward flange, described outward flange is connected on the outward flange end face of cylinder cap, and its built-in described front side bearing, described adpting flange one end is connected on the inward flange end face of cylinder cap, the other end is connected with positioning disk, the built-in described rear side bearing of adpting flange, and rear side bearing is near the adpting flange end being connected with positioning disk, before described rotating shaft is arranged on, in rear side bearing.
As preferably, guide rail is provided with the pilot hole of rectangular in cross-section, and also rectangular corresponding with pilot hole in described movable jaw cross section also can be arranged in pilot hole along what this pilot hole moved.
The invention has the beneficial effects as follows: have between lid door and the contact surface of cylinder body and do not relatively rotate, be effectively ensured lid door and cylinder body sealing property, increase the service life, and coordinate close feature between high-pressure bottle work process middle cover door and cylinder body；Meanwhile, lid door locking device also has auto-lock function.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present invention.
Fig. 2 is a kind of A direction view in Fig. 1.
Fig. 3 is a kind of B direction view in Fig. 1.
Fig. 4 is the lid door of the present invention a kind of structural representation when being closed.
Fig. 5 is the enlarged drawing at I place in Fig. 4.
In figure: lid door 1, cylinder body 2, stationary jaw 3, cylinder 4, connector 5, outward flange 6, handle 7, rotating shaft 8, positioning disk 9, guide rail 10, movable jaw 11, push rod 12, pushing disk 13, adpting flange 14, inward flange 15, the 17, second wedging inclined-plane 18, outward flange the 16, first wedging inclined-plane, guide chute 19.
Detailed description of the invention
Below in conjunction with accompanying drawing and detailed description of the invention, the present invention is described in further detail:
As shown in Figure 1 and Figure 2, a kind of jack catchs type high-pressure bottle lid door locking device, including slew gear, some it is arranged on high-pressure bottle cylinder body 2 inwall and near the stationary jaw 3 of its vessel port and be arranged on the clamping body on lid door 1.Slew gear includes the articulated jib being fixedly mounted on high-pressure bottle cylinder body 2 side, on this articulated jib of hinged installation and can do a range of pivotal lid door 1 around articulated jib.On lid door, it is provided with handle 7 by its edge.
As shown in Fig. 1, Fig. 3, Fig. 4, clamping body includes adpting flange 14, outward flange 6, front side bearing and rear side bearing, it is fixedly mounted on the positioning disk 9 inside lid door 1, it is arranged on positioning disk and the movable jaw 11 corresponding with stationary jaw, is spindle rotationally arranged in the rotating shaft 8 on lid door 1 and this rotating shaft perpendicular with positioning disk.Positioning disk 9 is provided with some guide rails 10.Each guide rail 10 radially extends along rotating shaft 8 and is that circumference is distributed on positioning disk.Each stationary jaw 3 is also corresponding to be distributed on high-pressure bottle inboard wall of cylinder block.Guide rail 10 is provided with the pilot hole of rectangular in cross-section.On the guide rail that be arranged on correspondence that each movable jaw 11 can move along guide rail 10, specifically, also rectangular corresponding with pilot hole in movable jaw 11 cross section also can be arranged in pilot hole along what pilot hole moved.
Be provided with the axis hole perpendicular with positioning disk 9 in the middle part of lid door 1, and the inside and outside side of lid door 1 upper in axis hole edge for be provided with inside and outside flange 15,16.Above-mentioned outward flange 6 is bolted on outward flange 16 end face of cylinder cap and its built-in described front side bearing.Above-mentioned adpting flange 14 one end is bolted on inward flange 15 end face of cylinder cap, and the other end is connected with positioning disk 9 by bolt, the built-in described rear side bearing of adpting flange, and rear side bearing is near the adpting flange end being connected with positioning disk.Above-mentioned rotating shaft 8 is through axis hole and is arranged in forward and backward side bearing.
One end of rotating shaft 8 is through lid door 1 and is positioned at lid outer side of door.The other end of rotating shaft 8 is through positioning disk 9, and is positioned on rotating shaft 8 end outside positioning disk, is also fixed with the pushing disk 13 perpendicular with rotating shaft.Pushing disk is rounded.Pushing disk 13 is provided with some around the shaft 8 in the uniform guide chute 19 of circumference.One end of each guide chute is near rotating shaft 8, the other end away from rotating shaft 8, and specifically, each guide chute 19 is linearly or arc-shaped and guide chute 19 are gradually increased from its one end toward the spacing between the other end and rotating shaft 8 axis.It is provided with the push rod 12 paralleled with rotating shaft on movable jaw 11, near one end of rotating shaft 8, and this push rod is plugged in the guide chute 19 of correspondence.
Lid door 1 is additionally provided with the driving mechanism for promoting each movable jaw 11 to move along guide rail 10.Driving mechanism includes cylinder 4, the connector 5 being fixedly mounted in rotating shaft 8 and radially extending along rotating shaft.This connector 5 is be fixedly mounted in rotating shaft 8 and the rotation dish perpendicular with rotating shaft.This rotation dish is positioned at outside lid door 1.Rotate panel surface and be provided with the connecting pin paralleled with rotating shaft 8, this connecting pin is provided with oscillating bearing.The cylinder body end of cylinder 4 joins on lid door 1 lateral surface.The piston rod end of cylinder 4 joins on connector, and specifically, the piston rod end of cylinder is connected with oscillating bearing.
As shown in Figure 4, Figure 5, stationary jaw 3 end is provided with the first wedging inclined-plane 17, and this first wedging inclined-plane is bottom high-pressure bottle cylinder body 2.Movable jaw 11 end is provided with the second wedging inclined-plane 18 matched with the first wedging inclined-plane, and this second wedging inclined-plane is oppositely arranged with lid door 1 medial surface.First wedging inclined-plane 17 is identical with the angle of inclination on the second wedging inclined-plane 18.
When movable jaw 11 stretches out along guide rail 10 and engages with stationary jaw 3, the second wedging inclined-plane 18 and the first wedging inclined-plane 17 wedging.The tilt angle alpha on the first wedging inclined-plane 17 is less than or equal to equivalent friction angle corresponding between movable jaw 11 with the first wedging inclined-plane 17, and namely this tilt angle alpha is less than or equal to any one angle between above-mentioned equivalent friction angle more than zero degree.As it is shown in figure 5, at high-pressure bottle in pressurized operation process, when lid door 1 is subjected to the thrust of outwards unlatching；Now, each movable jaw 11 by be subject to respectively along rotating shaft 8 direction outside thrust F.As the thrust F being subject on each movable jaw 11 along the component F 1 on the first wedging inclined-plane 17 equal to now frictional force between movable jaw 11 and the first wedging inclined-plane 17, now, the tilt angle alpha on the first wedging inclined-plane 17 is above-mentioned equivalent friction angle.Owing to the tilt angle alpha on the first wedging inclined-plane 17 is less than or equal to equivalent friction angle corresponding between movable jaw 11 with the first wedging inclined-plane 17, thus after the second wedging inclined-plane and the first wedging inclined-plane wedging, there is auto-lock function.
In the work process of lid door locking device of the present invention as follows:
The locking process of lid door:
First, grip handle 7 to be closed on high-pressure bottle cylinder body 2 end face by lid door 1；
Then, cylinder 4 promotes rotating shaft 8 to rotate by connector 5, and rotating shaft 8 drives pushing disk 13 together to rotate.In the process that pushing disk 13 rotates, the push rod 12 on movable jaw 11 will slide in corresponding guide chute 19；And then make the movable jaw 11 guide rail along positioning disk protruding and engage with corresponding stationary jaw 3.When movable jaw 11 engages with stationary jaw 3, the second wedging inclined-plane 18 will with the first wedging inclined-plane 17 wedging；And in the process of the second wedging inclined-plane 18 and the first wedging inclined-plane 17 wedging, lid door is constantly compacted with cylinder body, and then make lid door and cylinder body end face (i.e. sealing surface) fit tightly, reach the effect of lock sealing.
The opening process of lid door:
First, cylinder 4 promotes rotating shaft 8 direction to rotate by connector 5, and rotating shaft 8 drives pushing disk 13 together to rotate.In the process that pushing disk 13 rotates, the push rod 12 on movable jaw 11 will slide in corresponding guide chute 19；And then make movable jaw 11 move in the middle part of positioning disk 9 and separate with corresponding stationary jaw 3.
Then, manually drag handle 7 make cylinder cap 1 turn round and separate with high-pressure bottle cylinder body 2.
Claims (7)
1. a jack catchs type high-pressure bottle lid door locking device, it is characterized in that, being arranged on high-pressure bottle inboard wall of cylinder block and near the stationary jaw (3) of its vessel port and be arranged on the clamping body on lid door (1) including some, described clamping body includes the positioning disk (9) that is fixedly mounted on inside lid door and is arranged on positioning disk and the movable jaw (11) corresponding with stationary jaw；Positioning disk is provided with some guide rails (10), and each movable jaw can be arranged on corresponding guide rail along what guide rail moved, and described lid door (1) is additionally provided with the driving mechanism for promoting each movable jaw (11) to move along guide rail；
Described stationary jaw (3) end is provided with the first wedging inclined-plane (17), and this first wedging inclined-plane is towards high-pressure bottle cylinder base, described movable jaw (11) end is provided with the second wedging inclined-plane (18) matched with the first wedging inclined-plane, and this second wedging inclined-plane is oppositely arranged with lid door medial surface；
When movable jaw (11) stretches out along guide rail and engages with stationary jaw (3), second wedging inclined-plane and the first wedging inclined-plane wedging, and the tilt angle alpha on described first wedging inclined-plane (17) is less than or equal to equivalent friction angle corresponding between movable jaw (11) with the first wedging inclined-plane (17)；
Described guide rail (10) is provided with the pilot hole of rectangular in cross-section, and also rectangular corresponding with pilot hole in described movable jaw (11) cross section also can be arranged in pilot hole along pilot hole movably.
2. jack catchs type high-pressure bottle lid door locking device according to claim 1, it is characterized in that, rotating shaft (8) and this rotating shaft that described clamping body includes being spindle rotationally arranged on lid door (1) are perpendicular with positioning disk (9), and one end of rotating shaft is through lid door and is positioned at lid outer side of door；The other end traverse positioning disk of rotating shaft, and be positioned in the roller end outside positioning disk, be also fixed with the pushing disk (13) perpendicular with rotating shaft (8), this pushing disk is provided with some around the shaft in the uniform guide chute (19) of circumference, and one end of each guide chute near rotating shaft, the other end away from rotating shaft；Described movable jaw (11) one end upper, near rotating shaft is provided with the push rod (12) paralleled with rotating shaft, and this push rod is plugged in the guide chute (19) of correspondence.
3. jack catchs type high-pressure bottle lid door locking device according to claim 2, is characterized in that, each guide chute (19) is linearly or arc-shaped and guide chute are gradually increased from its one end toward the spacing between the other end and shaft axis.
4. jack catchs type high-pressure bottle lid door locking device according to claim 2, it is characterized in that, driving mechanism includes cylinder (4), it is fixedly mounted on the connector (5) that rotating shaft (8) is upper and radially extends along rotating shaft, this connector is positioned at lid outer side of door, the cylinder body end of described cylinder is hinged on and covers outdoors on side, and the piston rod end of cylinder is hinged on connector.
5. jack catchs type high-pressure bottle lid door locking device according to claim 4, it is characterized in that, described connector (5) is for be fixedly mounted in rotating shaft and the rotation dish perpendicular with rotating shaft, rotate panel surface and be provided with the connecting pin paralleled with rotating shaft, being provided with oscillating bearing on this connecting pin, the piston rod end of described cylinder (4) is connected with oscillating bearing.
6. the jack catchs type high-pressure bottle lid door locking device according to Claims 2 or 3 or 4 or 5, is characterized in that, each guide rail (10) radially extends along rotating shaft (8) and is distributed on positioning disk in circumference；Each stationary jaw is also corresponding to be distributed on high-pressure bottle inboard wall of cylinder block.
7. the jack catchs type high-pressure bottle lid door locking device according to Claims 2 or 3 or 4 or 5, it is characterized in that, described clamping body includes adpting flange (14), outward flange (6), front side bearing and rear side bearing, lid door (1) middle part is provided with the axis hole perpendicular with positioning disk (9), and in lid door, lateral surface is positioned at corresponding being provided with in axis hole edge, outward flange (15, 16), described outward flange (6) is connected on the outward flange end face of cylinder cap, and its built-in described front side bearing, described adpting flange (14) one end is connected on the inward flange end face of cylinder cap, the other end is connected with positioning disk, the built-in described rear side bearing of adpting flange, and rear side bearing is near the adpting flange end being connected with positioning disk, before described rotating shaft (8) is arranged on, in rear side bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310140487.9A CN103423448B (en) | 2013-04-23 | 2013-04-23 | Jack catchs type high-pressure bottle lid door locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310140487.9A CN103423448B (en) | 2013-04-23 | 2013-04-23 | Jack catchs type high-pressure bottle lid door locking device |
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| Publication Number | Publication Date |
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| CN103423448A CN103423448A (en) | 2013-12-04 |
| CN103423448B true CN103423448B (en) | 2016-07-06 |
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| CN201310140487.9A Active CN103423448B (en) | 2013-04-23 | 2013-04-23 | Jack catchs type high-pressure bottle lid door locking device |
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| CN107878915B (en) * | 2017-09-22 | 2021-04-20 | 中国核电工程有限公司 | Barrel cover self-locking device |
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| CN112225148A (en) * | 2020-09-16 | 2021-01-15 | 山东大学日照智能制造研究院 | Get closing cap anchor clamps and nuclear industry waste material bucket processing apparatus |
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| CN103423448A (en) | 2013-12-04 |
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