CN210240692U - Self-pressure-relief bolt - Google Patents
Self-pressure-relief bolt Download PDFInfo
- Publication number
- CN210240692U CN210240692U CN201921017471.8U CN201921017471U CN210240692U CN 210240692 U CN210240692 U CN 210240692U CN 201921017471 U CN201921017471 U CN 201921017471U CN 210240692 U CN210240692 U CN 210240692U
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- pressure
- piston
- bolt
- groove
- pressure release
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Abstract
The utility model discloses a from pressure release bolt, including the bolt head, the inboard of bolt head is seted up flutedly, the bottom fixedly connected with screw rod of bolt head, the pressure release passageway has been seted up to the inboard of screw rod, the pressure release passageway runs through the screw rod, just the pressure release passageway with the recess is connected, the mounting groove has been seted up to the top of recess, the inboard threaded connection of mounting groove has the mounting panel, the draw-in groove has been seted up to the middle department of mounting panel upper surface, the first connecting plate of middle fixedly connected with of department of mounting panel bottom, the bottom fixedly connected with bracing piece of first connecting plate, the bottom swing joint of bracing piece has the movable rod. This kind of from pressure release bolt cooperatees through piston and pressure release passageway and carries out the pressure release, improves the stability when piston removes through the bracing piece, avoids the piston to take place the skew, is convenient for install and dismantle through mounting groove and mounting panel, improves the leakproofness between piston and the pressure release passageway through sealed the pad.
Description
Technical Field
The utility model relates to a from pressure release bolt field specifically is a from pressure release bolt.
Background
The bolt is a fastener consisting of a head part and a screw (a cylinder with external threads), and is matched with a nut and used for fastening and connecting two parts with through holes.
At present, a pressure relief protection device is not arranged on an existing bolt, and when the bolt is connected, because the pressure generated by mutual grinding between workpieces is increased along with the time, certain inevitable accidents can be caused, and therefore a self-pressure relief bolt is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a from pressure release bolt has solved the problem that proposes in the background art.
In order to achieve the above object, the utility model provides a following technical scheme: a self-pressure-relief bolt comprises a bolt head, wherein a groove is formed in the inner side of the bolt head, a screw rod is fixedly connected to the bottom of the bolt head, a pressure-relief channel is formed in the inner side of the screw rod and penetrates through the screw rod, the pressure-relief channel is connected with the groove, a mounting groove is formed above the groove, a mounting plate is in threaded connection with the inner side of the mounting groove, a clamping groove is formed in the middle of the upper surface of the mounting plate, a first connecting plate is fixedly connected to the middle of the bottom of the mounting plate, a supporting rod is fixedly connected to the bottom of the first connecting plate, a movable rod is movably connected to the bottom of the supporting rod, a second connecting plate is fixedly connected to the bottom of the movable rod, a spring is wound on the outer surfaces of the supporting rod and the movable rod, the upper end of the spring is connected with, the bottom of the second connecting plate is movably connected with a piston, and the piston is matched with the pressure relief channel.
As an optimized embodiment of the utility model, the exhaust hole has been seted up to the surface of bolt head, just exhaust hole evenly distributed, the exhaust hole with the recess is connected.
As an optimal implementation mode of the utility model, the pressure release mouth has been seted up to the surface of screw rod, just pressure release mouth evenly distributed, the pressure release mouth with the pressure release passageway is connected.
As a preferred embodiment of the present invention, the inner side of the mounting groove is provided with an inner thread, the outer surface of the mounting plate is provided with an outer thread, and the inner thread is identical to the outer thread.
As a preferred embodiment of the present invention, the outer surface of the piston is fixedly connected with a sealing gasket, and the sealing gasket is made of rubber.
Compared with the prior art, the beneficial effects of the utility model are as follows:
1. the utility model discloses a self-pressure-release bolt, when pressure rises, pressure enters the pressure-release channel through the pressure-release opening, when pressure of the pressure-release channel is too big, the piston is pushed, the piston pushes the second connecting plate, the second connecting plate pushes the movable rod, and the spring is compressed at the same time, so that the piston can move conveniently, the piston can return conveniently through the spring, when the piston moves into the groove, the pressure enters the groove, and the pressure is discharged through the exhaust hole, so that the pressure is released;
2. the utility model discloses a from pressure release bolt, be connected with the movable rod through the bracing piece, thereby stability when improving the piston and removing, it takes place the skew to avoid the piston to get into the recess, influence the device and use, be convenient for connect the mounting panel through the mounting groove, the internal thread that is equipped with through the mounting groove inboard cooperatees with the external screw thread that the mounting panel outside was equipped with, be convenient for install and dismantle, draw-in groove through the mounting panel upper surface is equipped with, the user of being convenient for assembles, the sealed pad that is equipped with through the piston surface, improve the leakproofness between piston and the pressure release passageway, this novel operation of being convenient for, and is comparatively practical.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a front sectional view of a self-relieving pressure bolt of the present invention;
fig. 2 is the utility model relates to a from partial enlarged view of pressure release bolt.
In the figure: the bolt head 1, the exhaust hole 11, the groove 12, the screw rod 2, the pressure relief opening 21, the pressure relief channel 22, the mounting groove 3, the internal thread 31, the mounting plate 4, the external thread 41, the clamping groove 42, the first connecting plate 5, the supporting rod 51, the movable rod 52, the second connecting plate 53, the spring 54, the piston 55 and the sealing gasket 56.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
Referring to fig. 1-2, the present invention provides a technical solution: a self-pressure-relief bolt comprises a bolt head 1, wherein a groove 12 is formed in the inner side of the bolt head 1, a screw rod 2 is fixedly connected to the bottom of the bolt head 1, a pressure-relief channel 22 is formed in the inner side of the screw rod 2, the pressure-relief channel 22 penetrates through the screw rod 2, the pressure-relief channel 22 is connected with the groove 12, a mounting groove 3 is formed above the groove 12, a mounting plate 4 is in threaded connection with the inner side of the mounting groove 3, a clamping groove 42 is formed in the middle of the upper surface of the mounting plate 4, a first connecting plate 5 is fixedly connected to the middle of the bottom of the mounting plate 4, a supporting rod 51 is fixedly connected to the bottom of the first connecting plate 5, a movable rod 52 is movably connected to the bottom of the supporting rod 51, a second connecting plate 53 is fixedly connected to the bottom of the movable rod 52, and a, in the embodiment (as shown in fig. 1 and 2), when the pressure rises, the pressure enters the pressure relief channel 22 through the pressure relief port 21, when the pressure in the pressure relief channel 22 is too high, the piston 55 is pushed, the piston 55 pushes the second connecting plate 53, the second connecting plate 53 pushes the movable rod 52, and simultaneously the spring 54 is compressed, so that the piston 55 is convenient to move, the piston 55 is convenient to return through the spring 54, when the piston 55 moves into the groove 12, the pressure enters the groove 12, the pressure is discharged through the exhaust hole 11, so that the pressure is relieved, the supporting rod 51 is connected with the movable rod 52, so that the stability of the piston 55 during moving is improved, avoid piston 55 to get into recess 12 and take place the skew, influence the device and use, be convenient for connect mounting panel 4 through mounting groove 3, the internal thread 31 that is equipped with through the 3 inboard of mounting groove cooperatees with the external screw thread 41 that the 4 outsides of mounting panel were equipped with, be convenient for install and dismantle, draw-in groove 42 that is equipped with through the mounting panel 4 upper surface, the user of being convenient for assembles, through the sealed pad 56 that is equipped with on the surface of piston 55, improve the leakproofness between piston 55 and the pressure release passageway 22.
Referring to fig. 1-2, the outer surface of the bolt head 1 is provided with exhaust holes 11, the exhaust holes 11 are uniformly distributed, and the exhaust holes 11 are connected with the groove 12 and are decompressed through the exhaust holes 11.
Referring to fig. 1-2, the outer surface of the screw rod 2 is provided with pressure relief ports 21, the pressure relief ports 21 are uniformly distributed, and the pressure relief ports 21 are connected with the pressure relief channel 22 to discharge pressure through the pressure relief ports 21.
Referring to fig. 1-2, an inner thread 31 is formed on an inner side of the mounting groove 3, an outer thread 41 is formed on an outer surface of the mounting plate 4, and the inner thread 31 is engaged with the outer thread 41 and fixed by the inner thread 31 and the outer thread 41.
Referring to fig. 1-2, a sealing gasket 56 is fixedly connected to an outer surface of the piston 55, and the sealing gasket 56 is made of rubber, so that the sealing performance of the piston 55 during movement is improved by the sealing gasket 56.
The working principle is as follows: it should be noted that the present invention relates to a self-pressure-releasing bolt, which comprises a bolt head 1, an exhaust hole 11, a groove 12, a screw rod 2, a pressure-releasing opening 21, a pressure-releasing channel 22, a mounting groove 3, an internal thread 31, a mounting plate 4, an external thread 41, a clamping groove 42, a first connecting plate 5, a support rod 51, a movable rod 52, a second connecting plate 53, a spring 54, a piston 55, a sealing gasket 56, and all the components are universal standard components or components known by those skilled in the art, and the structure and principle of the self-pressure-releasing bolt can be known by technical manuals or conventional experimental methods, when the self-pressure-releasing bolt is used, when the pressure rises, the pressure enters the pressure-releasing channel 22 through the pressure-releasing opening 21, when the pressure in the pressure-releasing channel 22 is too high, the piston 55 is pushed, the piston 55 pushes the second connecting plate 53, the second connecting plate 53 pushes the movable rod, be convenient for piston 55 through spring 54 to carry out the return, when piston 55 removes to in the recess 12, pressure gets into in the recess 12, discharge pressure through exhaust hole 11, thereby carry out the pressure release, be connected with movable rod 52 through bracing piece 51, thereby improve the stability when piston 55 removes, avoid piston 55 to get into recess 12 and take place the skew, influence the device and use, be convenient for connect mounting panel 4 through mounting groove 3, the internal thread 31 that is equipped with through mounting groove 3 inboard cooperatees with the external screw thread 41 that the mounting panel 4 outside was equipped with, be convenient for install and dismantle, draw-in groove 42 that is equipped with through the mounting panel 4 upper surface, the user of being convenient for assembles, sealed pad 56 that is equipped with through piston 55 surface, improve the leakproofness between piston 55 and the pressure release channel 22.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. A self-relieving pressure bolt, comprising a bolt head (1), characterized in that: the bolt head comprises a bolt head (1), a groove (12) is formed in the inner side of the bolt head (1), a screw rod (2) is fixedly connected to the bottom of the bolt head (1), a pressure relief channel (22) is formed in the inner side of the screw rod (2), the pressure relief channel (22) penetrates through the screw rod (2), the pressure relief channel (22) is connected with the groove (12), a mounting groove (3) is formed in the upper portion of the groove (12), a mounting plate (4) is in threaded connection with the inner side of the mounting groove (3), a clamping groove (42) is formed in the middle of the upper surface of the mounting plate (4), a first connecting plate (5) is fixedly connected to the middle of the bottom of the mounting plate (4), a supporting rod (51) is fixedly connected to the bottom of the first connecting plate (5), a movable rod (52) is movably connected to the bottom of the supporting rod (51), the outer surface of the support rod (51) and the movable rod (52) is wound with a spring (54), the upper end of the spring (54) is connected with the first connecting plate (5), the other end of the spring (54) is connected with the second connecting plate (53), the bottom of the second connecting plate (53) is movably connected with a piston (55), and the piston (55) is matched with the pressure relief channel (22).
2. The self-venting bolt of claim 1, wherein: the outer surface of the bolt head (1) is provided with exhaust holes (11), the exhaust holes (11) are uniformly distributed, and the exhaust holes (11) are connected with the grooves (12).
3. The self-venting bolt of claim 1, wherein: pressure relief openings (21) are opened to the surface of screw rod (2), just pressure relief openings (21) evenly distributed, pressure relief openings (21) with pressure relief channel (22) are connected.
4. The self-venting bolt of claim 1, wherein: an internal thread (31) is formed on the inner side of the mounting groove (3), an external thread (41) is formed on the outer surface of the mounting plate (4), and the internal thread (31) is matched with the external thread (41).
5. The self-venting bolt of claim 1, wherein: the outer surface of the piston (55) is fixedly connected with a sealing gasket (56), and the sealing gasket (56) is made of rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921017471.8U CN210240692U (en) | 2019-07-02 | 2019-07-02 | Self-pressure-relief bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921017471.8U CN210240692U (en) | 2019-07-02 | 2019-07-02 | Self-pressure-relief bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210240692U true CN210240692U (en) | 2020-04-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921017471.8U Active CN210240692U (en) | 2019-07-02 | 2019-07-02 | Self-pressure-relief bolt |
Country Status (1)
| Country | Link |
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| CN (1) | CN210240692U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111963540A (en) * | 2020-07-21 | 2020-11-20 | 江苏永昊高强度螺栓有限公司 | Self-adjusting pressure relief type bolt structure |
-
2019
- 2019-07-02 CN CN201921017471.8U patent/CN210240692U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111963540A (en) * | 2020-07-21 | 2020-11-20 | 江苏永昊高强度螺栓有限公司 | Self-adjusting pressure relief type bolt structure |
| CN111963540B (en) * | 2020-07-21 | 2022-02-08 | 江苏永昊高强度螺栓有限公司 | Self-adjusting pressure relief type bolt structure |
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