CN214837685U

CN214837685U - Bolt convenient to fasten and dismantle

Info

Publication number: CN214837685U
Application number: CN202121566428.4U
Authority: CN
Inventors: 姜余
Original assignee: Beijing Fuhuaxin Standard Components Co ltd
Current assignee: Beijing Fuhuaxin Standard Components Co ltd
Priority date: 2021-07-10
Filing date: 2021-07-10
Publication date: 2021-11-23
Anticipated expiration: 2031-07-10

Abstract

The utility model relates to a bolt convenient to fastening and dismantlement, it includes bolt head and screw rod, be provided with the jack on the bolt head, the jack extends to in the screw rod, can dismantle in the jack and insert and be equipped with the plug-in components, the plug-in components are rectangular form, be provided with on the lateral wall of bolt head and supply plug-in components male to revolve the screw hole. This application has the effect of being convenient for the staff to revolve wrong bolt.

Description

Bolt convenient to fasten and dismantle

Technical Field

The application relates to the field of bolts, in particular to a bolt convenient to fasten and disassemble.

Background

The bolt is a cylindrical threaded fastener, and most bolts in the market consist of a head and a screw fixedly connected to the head.

The bolt is usually used in cooperation with a nut, a worker firstly penetrates the screw rod through two objects with through holes, then screws the nut on one end of the screw rod far away from the head, and enables the nut to be tightly propped against the surface of the object far away from the head, so that the two objects are connected together, and the connection form is called bolt connection; if the worker unscrews the nut from the bolt, the two objects can be separated again, so that the bolted connection is a detachable connection.

In view of the above-mentioned related technologies, the inventor thinks that when a worker finds that a certain bolt is loosened, the worker does not carry a screwing tool adapted to the bolt model, and needs to find the screwing tool adapted to the bolt model, which is time-consuming and labor-consuming.

SUMMERY OF THE UTILITY MODEL

In order to facilitate the staff to revolve the bolt, this application provides a bolt convenient to fasten and dismantle.

The application provides a bolt convenient to fastening and dismantlement adopts following technical scheme:

the utility model provides a bolt convenient to fastening and dismantlement, includes bolt head and screw rod, overhead jack that is provided with of bolt, the jack extends to in the screw rod, can dismantle in the jack and insert and be equipped with the plug-in components, the plug-in components are rectangular form, be provided with on the lateral wall of bolt head and supply plug-in components male to revolve to twist the hole.

Through adopting above-mentioned technical scheme, wearing and tearing appear when the staff does not carry the suitable spanner of model or the edges and corners on the bolt head, and then when ordinary spanner is difficult to twist it and revolves the operation, the staff takes out the plug-in components of inserting in the jack to insert plug-in components and revolve the screw hole, during staff alright realizes revolving of bolt through rotating the plug-in components, compare in correlation technique, the bolt convenient to fasten and dismantle of this application has the effect that the staff of being convenient for revolves the screw bolt.

Optionally, the insert is a telescopic rod.

By adopting the technical scheme, the plug-in unit with the extended length is inserted into the screwing hole by a worker, so that the force arm for the worker to rotate the plug-in unit is increased, and the worker can easily screw the bolt.

Optionally, the plug-in components include the slide cartridge, the slide cartridge can be dismantled and insert and locate in the jack, be equipped with the opening on the terminal surface that the slide cartridge deviates from the interior end wall of jack, the slide bar is worn to be equipped with in the slide cartridge cunning, the slide bar is provided with the external screw thread on being close to the periphery wall of the one end of slide cartridge interior end wall, keep away from the one end of self interior end wall on the slide cartridge internal perisporium be provided with the internal thread of the external screw thread looks adaptation on the slide bar.

By adopting the technical scheme, when the working personnel need to use the sliding rod, the external thread on the sliding rod is screwed on the internal thread of the sliding barrel far away from the inner end wall of the sliding barrel, so that the extension of the plug-in unit is realized, and the possibility that the sliding rod slides relative to the sliding barrel due to external force is reduced.

Optionally, one end of the inner peripheral wall of the sliding cylinder, which is close to the inner end wall of the sliding cylinder, is provided with an internal thread matched with the external thread on the sliding rod.

Through adopting above-mentioned technical scheme, the staff realizes accomodating of slide bar through twist the external screw thread on the slide bar on the internal thread that the slide bar is close to self inner wall soon to the possibility that the slide bar takes place relative slip because of external force and slide bar has been reduced.

Optionally, a compression spring is arranged in the jack and located between the plug-in unit and the inner end wall of the jack, an elastic card is arranged on the plug-in unit, a clamping groove is formed in the inner peripheral wall of the jack, and the card is detachably clamped in the clamping groove.

Through adopting above-mentioned technical scheme, when the staff need take out the plug-in components, press the plug-in components, compression spring elastic compression rotates the straight line that the plug-in components made the skew draw-in groove place of card behind the staff press the plug-in components, then loosens the plug-in components, is convenient for the staff to take out the plug-in components under compression spring's elastic drive.

Optionally, a positioning groove convenient for a worker to find the position of the clamping groove is arranged on the bolt head.

Through adopting above-mentioned technical scheme, the staff of being convenient for finds the position of draw-in groove through the constant head tank to the staff of being convenient for goes into the draw-in groove with the card smoothly.

Optionally, a yielding groove is further formed at the position where the insertion hole is formed in the bolt head.

Through adopting above-mentioned technical scheme, the staff can stretch into the groove of stepping down with the finger, and the staff of being convenient for operates plug-in components.

Optionally, the screw hole is provided in plurality.

By adopting the technical scheme, the plug-in unit can be inserted into the screwing hole from different directions by a worker, so that the worker can insert the plug-in unit into the screwing hole more quickly, and the time is saved.

Optionally, the screw holes are arranged in pairs, two screw holes in each pair are respectively located on two side walls of the bolt head, which are opposite to each other, and the two screw holes are both communicated with the insertion hole.

By adopting the technical scheme, the plug-in unit is arranged in the two opposite screwing holes in a penetrating manner by a worker, so that the contact area between the plug-in unit and the bolt head is increased, and the connection between the plug-in unit and the bolt head is more stable.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when an operator does not carry a wrench with a proper type or edges and corners on a bolt head are worn and are difficult to screw by using a common wrench, the operator can rotate the insert to realize the screwing of the bolt by taking out the insert inserted into the insert hole and inserting the insert into the screwing hole, and compared with the related technology, the bolt convenient to fasten and disassemble has the effect of facilitating the operator to screw the bolt;

2. when a worker needs to use the sliding rod, the external thread on the sliding rod is screwed on the internal thread of the sliding barrel, which is far away from the inner end wall of the sliding barrel, so that the extension of the plug-in unit is realized, and the possibility that the sliding rod slides relative to the sliding barrel due to external force is reduced;

3. when the staff need take out the plug-in components, press the plug-in components, compression spring elastic compression rotates the straight line that the plug-in components made the card skew draw-in groove place behind the staff press the plug-in components, then loosens the plug-in components, is convenient for the staff to take out the plug-in components under compression spring's elastic drive.

Drawings

Fig. 1 is a schematic structural diagram of a bolt which facilitates fastening and dismounting according to an embodiment of the present application.

Fig. 2 is a sectional view taken along line a-a of fig. 1.

Fig. 3 is an enlarged schematic view of a portion B in fig. 2.

Description of reference numerals: 1. a bolt head; 10. a jack; 11. a yielding groove; 12. screwing the hole; 13. a card slot; 14. positioning a groove; 2. a screw; 3. a plug-in; 30. a slide cylinder; 31. a slide bar; 4. a card; 5. compressing the spring.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses bolt convenient to fasten and dismantle. Referring to fig. 1 and 2, a bolt convenient to fasten and dismantle, including the terminal surface for regular hexagon's bolt head 1, the welding has a screw rod 2 on the regular hexagon's of bolt head 1 terminal surface, a jack 10 has been seted up at the terminal surface that bolt head 1 deviates from screw rod 2, jack 10 extends to in the screw rod 2, the position of seting up jack 10 at bolt head 1 has still seted up one and has stepped down the groove 11, can dismantle in jack 10 and wear to be equipped with an plug-in components 3, plug-in components 3 is a telescopic link, all set up one on two lateral walls that bolt head 1 carried on the back mutually and supply plug-in components 3 to wear to establish screwed hole 12.

Referring to fig. 2 and 3, the plug-in unit 3 includes a sliding barrel 30, the outer diameter of the sliding barrel 30 is smaller than the inner diameter of the insertion hole 10, the sliding barrel 30 is detachably inserted into the insertion hole 10, an opening is formed in one end of the sliding barrel 30, which is far away from the inner end wall of the insertion hole 10, a sliding rod 31 is slidably inserted into the sliding barrel 30, and the end surface of the sliding rod 31, which is far away from the inner end wall of the sliding barrel 30, is flush with the end surface of the bolt head 1; an external thread is arranged on the outer peripheral wall of one end of the sliding rod 31 close to the inner end wall of the sliding cylinder 30, and internal threads matched with the external thread on the sliding rod 31 are arranged at two ends of the inner peripheral wall of the sliding cylinder 30; the external thread on the sliding rod 31 is screwed on the internal thread of the sliding cylinder 30 close to the inner end wall of the sliding cylinder, so that the sliding rod 31 is accommodated, and the possibility that the sliding rod 31 slides relative to the sliding cylinder 30 due to external force is reduced; when the worker needs to use the sliding rod 31, the external thread on the sliding rod 31 is screwed on the internal thread of the sliding cylinder 30 far away from the inner end wall of the sliding cylinder, so that the plug-in unit 3 is extended, and the possibility that the sliding rod 31 slides relative to the sliding cylinder 30 due to external force is reduced.

Referring to fig. 1 and 2, a card 4 is fixedly connected to the outer peripheral wall of the slide cylinder 30, the card 4 is a strip-shaped arc-shaped elastic sheet, the card 4 protrudes in a direction away from the slide rod 31, a clamping groove 13 matched with the card 4 is formed in the inner end wall of the insertion hole 10, and the card 4 is detachably clamped in the clamping groove 13; a compression spring 5 is also arranged in the jack 10, and the compression spring 5 is positioned between the sliding cylinder 30 and the inner end wall of the jack 10; when a worker needs to use the plug-in 3, a finger is extended into the abdicating groove 11 and pushes the sliding rod 31 to enable the plug-in 3 to slide towards the insertion hole 10, the cambered surface of the card 4 is elastically sunken inwards and separated from the clamping groove 13 under the action of pressure, the compression spring 5 is elastically compressed, then the worker rotates the sliding rod 31 to enable the card 4 to deviate from the straight line where the clamping groove 13 is located, then the finger is loosened, the compression spring 5 is elastically extended, the sliding cylinder 30 moves towards the direction far away from the inner end wall of the insertion hole 10 under the pushing action of the compression spring 5, one end, far away from the inner end wall of the insertion hole 10, of the sliding cylinder 30 protrudes out of the end surface of the bolt head 1 under the action of inertia, and then the worker pulls out the whole plug-in 3 through the protruding part of the sliding cylinder 30 and the sliding rod 31; a positioning groove 14 convenient for workers to accurately find the clamping groove 13 is formed in the position, corresponding to the clamping groove 13, on the inner end wall of the abdicating groove 11, and the positioning groove 14 and the clamping groove 13 are positioned on the same straight line; when the worker needs to store the plug-in 3, the end part of the slide cylinder 30, which is not opened, is firstly inserted into the jack 10, and then the card 4 on the slide cylinder 30 is pushed to enable the slide cylinder 30 to go deep by corresponding to the position of the positioning groove 14 until the card 4 is clamped into the clamping groove 13.

The implementation principle of the bolt convenient to fasten and dismantle in the embodiment of the application is as follows: when a worker needs to screw a bolt but does not have a proper tool, the worker pushes and screws the sliding rod 31, takes out the plug-in 3 under the elastic assistance of the compression spring 5, screws the external thread on the sliding rod 31 on the internal thread of the sliding cylinder 30 far away from the inner end wall of the worker, extends the whole length of the plug-in 3, and then penetrates the non-opened end of the sliding cylinder 30 through the two screwing holes 12, so that the worker can screw the bolt by rotating the plug-in 3; compared with the related art, the bolt convenient to fasten and dismantle of this application has the effect of being convenient for the staff to revolve wrong bolt.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a bolt convenient to fastening and dismantlement which characterized in that: including bolt head (1) and screw rod (2), be provided with jack (10) on bolt head (1), jack (10) extend to in screw rod (2), can dismantle in jack (10) and insert and be equipped with plug-in components (3), plug-in components (3) are rectangular form, be provided with on the lateral wall of bolt head (1) and supply plug-in components (3) to twist revolving hole (12).

2. A bolt for facilitating fastening and dismounting according to claim 1, wherein: the plug-in (3) is a telescopic rod.

3. A bolt for facilitating fastening and dismounting according to claim 2, wherein: plug-in components (3) are including slide cartridge (30), slide cartridge (30) can be dismantled and insert and locate jack (10) in, slide cartridge (30) are deviated from and are equipped with the opening on the terminal surface of jack (10) inner wall, slide cartridge (30) internal slipping is worn to be equipped with slide bar (31), be provided with the external screw thread on the periphery wall of the one end of slide cartridge (30) inner wall slide bar (31) are close to, the one end of keeping away from self inner wall on slide cartridge (30) internal perisporium is provided with the internal thread with slide bar (31) on external screw thread looks adaptation.

4. A bolt for facilitating fastening and dismounting according to claim 3, wherein: one end of the inner peripheral wall of the sliding cylinder (30) close to the inner end wall of the sliding cylinder is provided with an internal thread matched with the external thread on the sliding rod (31).

5. A bolt for facilitating fastening and dismounting according to claim 1, wherein: be provided with compression spring (5) in jack (10), compression spring (5) are located between end wall in plug-in components (3) and jack (10), be provided with on plug-in components (3) and have elastic card (4), be equipped with draw-in groove (13) on the internal perisporium of jack (10), card (4) can be dismantled the card and locate in draw-in groove (13).

6. A bolt for facilitating fastening and dismounting according to claim 5, wherein: the bolt head (1) is provided with a positioning groove (14) which is convenient for a worker to find the position of the clamping groove (13).

7. A bolt for facilitating fastening and dismounting according to claim 5, wherein: the bolt head (1) is provided with a position of the jack (10) and is also provided with a yielding groove (11).

8. A bolt for facilitating fastening and dismounting according to claim 1, wherein: the screwing hole (12) is provided with a plurality of screwing holes.

9. A bolt for facilitating fastening and dismounting according to claim 8, wherein: the plurality of the screwed holes (12) are arranged in pairs, two screwed holes (12) in each pair are respectively positioned on two side walls of the bolt head (1) which are opposite, and the two screwed holes (12) are communicated with the insertion hole (10).