CN220272845U

CN220272845U - Explosion-proof bolt

Info

Publication number: CN220272845U
Application number: CN202321695728.1U
Authority: CN
Inventors: 邹士伟
Original assignee: Shanghai Shengyi Explosion Proof Electric Appliance Co ltd
Current assignee: Shanghai Shengyi Explosion Proof Electric Appliance Co ltd
Priority date: 2023-06-30
Filing date: 2023-06-30
Publication date: 2023-12-29
Anticipated expiration: 2033-06-30

Abstract

The utility model discloses an explosion-proof bolt, which comprises a mounting base, wherein a female seat is fixed on the side wall of the mounting base, a protective flip component is arranged on the female seat, a male seat is inserted on one side of the female seat, the male seat comprises a wiring component, a limiting component and a protective shell, the wiring component comprises a mounting seat, a plug and a wiring terminal, a connecting rod is fixed at the bottom of the side wall of a positioning block, a lower pressing block is fixed at the other end of the connecting rod, an upper pressing block is arranged above the lower pressing block, grooves are respectively formed in the opposite surfaces of the lower pressing block and the upper pressing block, the limiting component comprises a cylinder body and a mounting block, the cylinder body is fixedly arranged on one side of the mounting block, and the protective shell is sleeved on the mounting seat.

Description

Explosion-proof bolt

Technical Field

The utility model relates to the technical field of bolt equipment, in particular to an explosion-proof bolt.

Background

The plug is a part of contact between the plug and the socket, and is made of hard brass and cast copper, waterproof, dustproof or explosion-proof plug equipment can be selected according to different plugs, wherein the explosion-proof plug consists of the socket, a wire connector and a cover plate, the shell is formed by casting aluminum alloy in a die-casting mode, the wire connector of the socket is connected to a power supply end and then connected to an electrical equipment end by means of an equipment connecting component, the socket is provided with a quick change-over switch, but the existing explosion-proof plug is exposed outside due to the fact that cables of a male seat are pulled by external force, so that the cables in an internal wiring terminal are separated from the wiring terminal, and safety accidents are caused.

Accordingly, a person skilled in the art provides an explosion-proof plug to solve the above-mentioned problems.

Disclosure of Invention

The utility model aims to provide an explosion-proof bolt so as to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides an explosion-proof bolt, includes the installation base, installation base lateral wall is fixed with female seat, be provided with protection flip subassembly on the female seat, female seat one side grafting has public seat, public seat includes wiring subassembly, spacing subassembly and protective housing, wiring subassembly includes the mount pad, mount pad one side lateral wall is fixed with the plug, plug quantity is 3, mount pad opposite side lateral wall is fixed with the locating piece, the locating piece lateral wall is fixed with multiunit and plug assorted binding post in proper order, locating piece lateral wall bottom is fixed with the connecting rod, the connecting rod other end is fixed with down the line ball piece, down the line ball piece top is provided with the line ball piece, down the line ball piece has seted up the recess with last line ball piece opposite face respectively, down line ball piece and last line ball piece are located the both sides of recess and have seted up the second screw respectively, second screw internal thread connection has first bolt, be provided with the gasket between first bolt and the second screw, spacing subassembly includes barrel and installation piece, barrel fixed mounting is in installation piece one side, run through the installation piece and extend to the inner wall in proper order assorted binding post, the protective housing is fixed in the fixed connection with the second screw.

As a still further scheme of the utility model, the protective flip assembly comprises a sealing cover, wherein a convex block matched with the opening of the female seat is fixed on the inner wall of the sealing cover, and a third limiting block is fixed on the side wall of the front end of the sealing cover.

As a still further scheme of the utility model, an L-shaped connecting block is fixed at the top of the sealing cover, the L-shaped connecting block is made of rubber with certain ductility, and a rotating shaft is fixed at one side of the other end of the L-shaped connecting block, which is close to the female seat.

As still further scheme of the utility model, the two ends of the rotating shaft are respectively connected with the supporting blocks in a rotating way, and the bottom ends of the supporting blocks are fixedly arranged on the side wall of the female seat.

As still further scheme of the utility model, the side wall of the positioning block is provided with a first screw hole, the side wall of the mounting block is provided with a third screw hole connected with the first screw hole, and the third screw hole is internally connected with a second bolt in a threaded manner.

As still further scheme of the utility model, the side wall of the top of the mounting block is provided with a limit groove, and the side wall of the top of the protective shell is fixed with a first limit block matched with the limit groove.

As still further scheme of the utility model, one side of the protective housing close to the wiring assembly is provided with a positioning groove matched with the positioning block, and the side wall of the protective housing is fixed with a second limiting block.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, through the wiring assembly, when a cable passes through the protective shell and connects a live wire, a bottom wire and a zero wire to corresponding plugs respectively through the wiring terminals, the first bolt on the second screw hole is unscrewed, the upper wiring block is taken down from the lower wiring block, the cable is placed in the groove of the lower wiring block, the groove at the bottom of the upper wiring block is also attached to the side wall of the cable, the first bolt is screwed into the second screw hole, the upper wiring block and the cable in the middle of the lower wiring block are locked, the cable is fixed relative to the mounting seat under the action of the connecting rod, the connection point between the cable and the wiring terminals is protected, and the occurrence of safety accidents caused by the fact that the cable in the internal wiring terminals is separated from the wiring terminals under the pulling of external force is avoided.

2. According to the utility model, through the arranged protective flip cover assembly, the socket in the female seat is protected when wiring is not needed, the sealing cover is pulled out, after the male seat is inserted into the female seat, the third limiting block at the front end of the sealing cover is clamped with the second limiting block on the outer wall of the protective shell, so that the male seat can be effectively prevented from being separated from the female seat under the action of external force, and when the male seat is needed to be pulled out, the sealing cover is lifted, the connection between the third limiting block and the second limiting block on the outer wall of the protective shell is canceled, and the male seat can be easily taken down.

Drawings

FIG. 1 is a perspective view of an explosion proof latch;

FIG. 2 is a schematic diagram of a connection structure between a female socket and a protective flip assembly in an explosion-proof latch;

FIG. 3 is a schematic view of the structure of a wiring assembly and a spacing assembly in an explosion-proof plug;

FIG. 4 is a schematic view of the wiring assembly in an explosion proof latch;

fig. 5 is a schematic structural view of a protective shell in an explosion-proof plug.

In the figure: 1. a mounting base; 2. a female seat; 3. protecting the flip assembly; 31. a cover; 32. an L-shaped connecting block; 33. a rotating shaft; 34. a support block; 35. a third limiting block; 4. a male seat; 41. a wiring assembly; 411. a mounting base; 412. a plug; 413. a positioning block; 414. a first screw hole; 415. a connection terminal; 416. a connecting rod; 417. a lower pressing line block; 418. a wire pressing block is arranged; 419. a groove; 4110. a second screw hole; 4111. a first bolt; 4112. a gasket; 42. a limit component; 421. a cylinder; 422. a mounting block; 423. a third screw hole; 424. a second bolt; 425. a limit groove; 43. a protective shell; 431. fixing the column; 432. a positioning groove; 433. a first limiting block; 434. and a second limiting block.

Detailed Description

Referring to fig. 1-5, in an embodiment of the utility model, an explosion-proof plug comprises a mounting base 1, a female base 2 is fixed on a side wall of the mounting base 1, a protective flip component 3 is arranged on the female base 2, a male base 4 is inserted on one side of the female base 2, the male base 4 comprises a wiring component 41, a limiting component 42 and a protective shell 43, the wiring component 41 comprises a mounting base 411, plugs 412 are fixed on a side wall of one side of the mounting base 411, the number of the plugs 412 is 3, a positioning block 413 is fixed on a side wall of the other side of the mounting base 411, a plurality of groups of wiring terminals 415 which are sequentially matched with the plugs 412 are fixed on a side wall of the positioning block 413, a connecting rod 416 is fixed on the bottom of the side wall of the positioning block 413, a lower pressing block 417 is fixed on the other end of the connecting rod 416, an upper pressing block 418 is arranged above the lower pressing block 417, grooves 419 are respectively formed on opposite surfaces of the lower pressing block 417 and the upper pressing block 418, second screw holes 4110 are respectively formed on two side walls of the groove 419, the first bolt 4111 is connected to the second screw hole 4110 in an internal threaded manner, a gasket 4112 is arranged between the first bolt 4111 and the second screw hole 4110, the first bolt 4111 on the second screw hole 4110 is unscrewed, the upper wire pressing block 418 is taken down from the lower wire pressing block 417, a cable is placed in a groove 419 of the lower wire pressing block 417, the groove 419 at the bottom of the upper wire pressing block 418 is attached to the side wall of the cable, the first bolt 4111 is screwed into the second screw hole 4110, the cable in the middle of the upper wire pressing block 418 and the lower wire pressing block 417 is locked, the limiting component 42 comprises a cylinder 421 and a mounting block 422, the cylinder 421 is fixedly mounted on one side of the mounting block 422, the plug 412 penetrates the mounting block 422 and extends into the cylinder 421, the protective shell 43 is sleeved on the mounting seat 411, and a fixing column 431 in threaded connection with the second bolt 424 is fixedly arranged on the inner wall of the protective shell 43.

As shown in fig. 1 and fig. 2, the protective flip component 3 includes a cover 31, a bump matched with an opening of the female base 2 is fixed on an inner wall of the cover 31, a third limiting block 35 is fixed on a front end side wall of the cover 31, an L-shaped connecting block 32 is fixed on a top of the cover 31, the L-shaped connecting block 32 is made of rubber with certain ductility, a rotating shaft 33 is fixed on one side, close to the female base 2, of the other end of the L-shaped connecting block 32, two ends of the rotating shaft 33 are respectively connected with a supporting block 34 in a rotating manner, a socket in the female base 2 is protected when the side wall of the female base 2 is not connected with wires, the cover 31 is opened when wires are needed, and the male base 4 is inserted into the female base 2.

As shown in fig. 3, 4 and 5, a first screw hole 414 is formed in the side wall of the positioning block 413, a third screw hole 423 connected with the first screw hole 414 is formed in the side wall of the mounting block 422, a second bolt 424 is connected in the third screw hole 423 in a threaded manner, a limit groove 425 is formed in the side wall of the top of the mounting block 422, a first limit block 433 matched with the limit groove 425 is fixed on the side wall of the top of the protective shell 43, a locating groove 432 matched with the positioning block 413 is formed in one side, close to the wiring assembly 41, of the protective shell 43, and a second limit block 434 is fixed on the side wall of the protective shell 43.

The working principle of the utility model is as follows: through wiring subassembly 41, when cable passes protective housing 43 and connects live wire, the bottom line, zero line respectively to corresponding plug 412 through binding post 415, through unscrewing first bolt 4111 on second screw 4110, take down last line ball piece 418 from lower line ball piece 417, place the cable in the recess 419 of lower line ball piece 417, and with the recess 419 of last line ball piece 418 bottom attached in the cable lateral wall equally, screw first bolt 4111 in second screw 4110, lock the cable in upper line ball piece 418 and lower line ball piece 417 and middle part, under the effect of connecting rod 416, the cable is fixed for mount pad 411, protect the tie point between cable and the binding post 415, through protection flip subassembly 3, protect the socket in female seat 2 when not wiring, when needs wiring, the cover 31 is dialled, insert female seat 2 with public seat 4 after, the third stopper 35 of the front end of closing cap 31 and the second stopper block card of protective housing 43 outer wall, can effectively prevent public seat 4 break away from female seat 2 under the effect, when need take out the stopper 434, only need be removed from the public seat 4, the connection between the third stopper 434 can be removed with the outer wall of the protective housing 43.

The foregoing description is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides an explosion-proof bolt, includes installation base (1), its characterized in that: the utility model discloses a high-voltage cable connector, including installation base (1) and socket, the installation base (1) lateral wall is fixed with female seat (2), be provided with on female seat (2) and protect flip subassembly (3), female seat (2) one side grafting has public seat (4), public seat (4) include wiring subassembly (41), spacing subassembly (42) and protective housing (43), wiring subassembly (41) are including mount pad (411), mount pad (411) one side lateral wall is fixed with plug (412), plug (412) quantity is 3, mount pad (411) opposite side lateral wall is fixed with locating piece (413), locating piece (413) lateral wall is fixed with multiunit and plug (412) assorted binding post (415) in proper order, locating piece (413) lateral wall bottom is fixed with connecting rod (416), the connecting rod (416) other end is fixed with down line ball piece (417), line ball piece (417) top is provided with down line ball piece (418), down line ball piece (417) and last line ball piece (418) opposite face have seted up recess (418) respectively, line ball piece (417) and last line ball piece (418) lateral wall are fixed with locating piece (413) multiunit) and are located first screw 4110) 4110 respectively, be provided with gasket (4112) between first bolt (4111) and second screw (4110), spacing subassembly (42) include barrel (421) and installation piece (422), barrel (421) fixed mounting is in installation piece (422) one side, plug (412) run through installation piece (422) and extend to in barrel (421), protective housing (43) suit is on mount pad (411), protective housing (43) inner wall be fixed with second bolt (424) threaded connection's fixed column (431).

2. An explosion-proof plug according to claim 1, wherein the protective flip component (3) comprises a sealing cover (31), a bump matched with the opening of the female seat (2) is fixed on the inner wall of the sealing cover (31), and a third limiting block (35) is fixed on the side wall of the front end of the sealing cover (31).

3. The explosion-proof bolt according to claim 2, wherein an L-shaped connecting block (32) is fixed at the top of the sealing cover (31), the L-shaped connecting block (32) is made of rubber with certain ductility, and a rotating shaft (33) is fixed at one side, close to the female seat (2), of the other end of the L-shaped connecting block (32).

4. An explosion-proof bolt according to claim 3, wherein two ends of the rotating shaft (33) are respectively and rotatably connected with a supporting block (34), and the bottom end of the supporting block (34) is fixedly arranged on the side wall of the female seat (2).

5. The explosion-proof bolt according to claim 1, wherein a first screw hole (414) is formed in the side wall of the positioning block (413), a third screw hole (423) connected with the first screw hole (414) is formed in the side wall of the mounting block (422), and a second bolt (424) is connected with the third screw hole (423) in an internal thread manner.

6. The explosion-proof plug according to claim 1, wherein a limit groove (425) is formed in the top side wall of the mounting block (422), and a first limit block (433) matched with the limit groove (425) is fixed on the top side wall of the protective shell (43).

7. The explosion-proof plug according to claim 1, wherein a positioning groove (432) matched with the positioning block (413) is formed in one side, close to the wiring assembly (41), of the protective shell (43), and a second limiting block (434) is fixed on the side wall of the protective shell (43).