CN212959452U

CN212959452U - Bolt

Info

Publication number: CN212959452U
Application number: CN202021244310.5U
Authority: CN
Inventors: 王欢益; 伍代军; 戴高锋; 刘兵柯
Original assignee: Ruian Chaoyang Standard Parts Co ltd
Current assignee: Ruian Chaoyang Standard Parts Co ltd
Priority date: 2020-06-29
Filing date: 2020-06-29
Publication date: 2021-04-13
Anticipated expiration: 2030-06-29

Abstract

The utility model relates to a bolt relates to the technical field of fastener, and it includes double-screw bolt and nut, the cover is equipped with the packing ring on the double-screw bolt, the lateral wall upwards buckles and forms upper end open-ended collar of packing ring all around, form the space that supplies the spanner embedding between the inner wall of collar and the outer wall of nut, the up end of collar is higher than the up end of nut, the up end of collar articulates there is the baffle that can carry out the closing cap to its port, be provided with on the collar and carry out the locating part that the position was injectd to the baffle. Through setting up the collar and can carry out the baffle of closing cap to the collar to utilize collar and baffle to provide a sealed space for the nut, keep apart nut and air, thereby prevent that the nut from receiving the vapor in the air to take place the corrosion, and then guarantee the dismouting and the use of bolt next time.

Description

Bolt

Technical Field

The utility model belongs to the technical field of the technique of fastener and specifically relates to a bolt is related to.

Background

The bolt is a mechanical part, is a cylindrical threaded fastener matched with a nut, generally consists of a bolt head and a screw rod, and needs to be matched with the nut or a threaded hole, namely used for fastening and connecting two parts with through holes. Because of low price and stable fastening effect, the fastening device is widely applied to a plurality of occasions such as science and technology, production, processing, test and the like, mechanical equipment and instruments and meters.

The patent with publication number CN206221465U discloses a bolt, which comprises a bolt body and a washer, wherein the bolt body comprises a bolt head and a screw rod, and a ring groove is arranged on one side of the bolt head corresponding to the screw rod; the gasket is a soft gasket and is in a round table shape, the gasket is arranged in a hollow manner, openings are formed in the upper surface and the lower surface of the gasket, and the gasket is sleeved on the screw rod through the openings; the edge of the opening on the upper surface of the gasket is provided with a convex ring which is clamped and connected with the ring groove.

The above technical solution has the following disadvantages: when the bolt is applied, the screw rod is aligned to the mounting holes of the two parts, then the bolt head is rotated to drive the screw rod to rotate until the screw rod is in threaded fit with the mounting holes, and then the two parts are fastened. Because the bolt is generally exposed in the air, the bolt receives the influence of vapor in the air for the bolt appears the problem of corrosion very easily, thereby influences the dismouting of bolt next time, awaits improving.

Disclosure of Invention

The utility model aims at providing a bolt, which has the advantage of preventing the bolt from being rusted.

The above object of the present invention is achieved by the following technical solutions: the utility model provides a bolt, includes double-screw bolt and nut, the cover is equipped with the packing ring on the double-screw bolt, the lateral wall is upwards buckled and is formed upper end open-ended collar ring all around of packing ring, form the space that supplies the spanner embedding between the inner wall of collar ring and the outer wall of nut, the up end of collar ring is higher than the up end of nut, the up end of collar ring articulates there is the baffle that can carry out the closing cap to its port, be provided with on the collar ring and carry out the locating part that the position was injectd to the baffle.

Through adopting above-mentioned technical scheme, when needs fasten two spare parts, aim at the mounting hole of two spare parts with the double-screw bolt, then open the locating part, and the pulling baffle outwards overturns along its hinged end, when the port of collar is completely open, overlap the spanner on the nut, drive the nut through rotating spanner and drive packing ring and double-screw bolt rotation, the double-screw bolt carries out screw-thread fit with the mounting hole this moment, conflict the lateral wall of spare part when the packing ring, and the double-screw bolt is complete with two mounting holes and accomplish the screw-thread fit after, realize the fastening of two spare parts. Then take off the spanner from the nut to pull baffle and inwards overturn along its hinged end, when the baffle was totally closed the port of collar, lock the locating part. Through setting up the collar and can carry out the baffle of closing cap to the collar to utilize collar and baffle to provide a sealed space for the nut, keep apart nut and air, thereby prevent that the nut from receiving the vapor in the air to take place the corrosion, and then guarantee the dismouting and the use of bolt next time.

The present invention may be further configured in a preferred embodiment as: the mounting ring is made of a ferrous material, the limiting part is an annular first magnet arranged on the lower end face of the baffle, and the upper end face of the mounting ring is provided with a yielding groove for embedding the first magnet.

Through adopting above-mentioned technical scheme, when needs fasten two spare parts, aim at the mounting hole of two spare parts with the double-screw bolt, then the pulling baffle outwards overturns along its hinged end, first magnet breaks away from the inslot of stepping down gradually this moment, the port of installing ring is completely open, and first magnet is complete when breaking away from the inslot of stepping down, overlap the spanner on the nut, drive the nut through rotating spanner and drive packing ring and double-screw bolt rotation, the double-screw bolt carries out screw-thread fit with the mounting hole this moment, conflict the lateral wall of spare part when the packing ring, and the double-screw bolt is complete after screw-thread fit with two mounting holes, realize the fastening of two spare parts. Then take off the spanner from the nut to pulling the baffle along its hinged end inside upset, first magnet imbeds gradually to the inslot of stepping down this moment, carries out the closing cap until the baffle is complete with the port of collar, and when first magnet imbeds to the inslot of stepping down completely, utilizes first magnet to attract the collar, thereby fixes the up end at the collar with the baffle, and then realizes that the position of baffle is injectd. Through setting up simple structure, spacing stable locating part of effect, realize the quick spacing of baffle to work efficiency when improving dismouting bolt, simultaneously, because first magnet can imbed to the inslot of stepping down, can effectively increase the area of contact of first magnet and collar, thereby improve the attraction ability of first magnet to the collar, and then improve the connection stability of baffle and collar.

The present invention may be further configured in a preferred embodiment as: and the upper end surface of the gasket is provided with an annular second magnet, and the magnetic poles of the end surfaces, close to each other, of the first magnet and the second magnet are opposite.

Through adopting above-mentioned technical scheme, through setting up second magnet to attract first magnet through second magnet, prevent that first magnet from breaking away from the inslot that steps down, thereby improve the stability of being connected of baffle and collar. Simultaneously, utilize the magnetic force of second magnet, when utilizing the bolt to fasten two spare parts for the packing ring can adsorb the lateral wall at spare part, thereby increases the anticreep ability of bolt.

The present invention may be further configured in a preferred embodiment as: the lateral wall all around of packing ring is provided with the solid fixed ring of round, gu fixed ring's lateral wall all around forms the regular hexagon setting that supplies outer hexagonal spanner cover to establish.

Through adopting above-mentioned technical scheme, when using above-mentioned bolt, the user can overlap outer hexagonal spanner on solid fixed ring, then drives solid fixed ring through the outer hexagonal spanner of rotating and drives the nut and rotate to drive the screw rod through the nut and rotate, thereby realize the dismouting of bolt. Through setting up solid fixed ring for the user can realize the dismouting of bolt through the solid fixed ring of rotating, thereby improves the suitability of bolt dismouting mode, and then improves the practicality of bolt.

The present invention may be further configured in a preferred embodiment as: the cross section of nut is regular hexagon, the spread groove that supplies interior hexagonal spanner to peg graft the embedding is seted up to the up end of nut.

Through adopting above-mentioned technical scheme, through setting up the spread groove, the user can utilize interior hexagonal spanner and outer hexagonal spanner to dismantle the bolt to improve bolt extracting tool's suitability, and then improve the practicality of bolt.

The present invention may be further configured in a preferred embodiment as: the upper end face of the nut is provided with a containing groove which is communicated with the connecting groove and is used for a straight screwdriver to be inserted and embedded.

Through adopting above-mentioned technical scheme, through setting up the holding tank, the user can utilize a word screwdriver to dismantle the bolt to further improve bolt extracting tool's suitability, further improve the practicality of bolt.

The present invention may be further configured in a preferred embodiment as: the upper end lateral wall of double-screw bolt has seted up the round mounting groove, the mounting groove is embedded to be equipped with the round and can imbed the rubber circle to the mounting hole of spare part.

Through adopting above-mentioned technical scheme, when the construction bolt, aim at the mounting hole of two spare parts with the double-screw bolt, then the rotating nut drives the double-screw bolt and rotates for screw-thread fit is realized to double-screw bolt and mounting hole, and the rubber circle slides and imbeds to the mounting hole this moment, and the outer wall of rubber circle supports the inner wall of tight mounting hole, when the spare part of packing ring conflict, and after the double-screw bolt was accomplished screw-thread fit with the mounting hole completely, thereby realized the fastening of two spare parts. Through setting up the rubber circle, improve the sealed effect of packing ring and mounting hole junction, prevent that the vapor in the air from getting into inside the mounting hole from the junction of packing ring and mounting hole to prevent that the double-screw bolt from being corroded, and then guarantee the fastening ability of double-screw bolt. Simultaneously, compare in compressing tightly the rubber circle at the mounting hole outer wall, can slide and imbed the rubber circle to the mounting hole in, further improve the sealed effect of rubber circle to the mounting hole to the normal use of bolt has been guaranteed.

The present invention may be further configured in a preferred embodiment as: the lateral wall all around of rubber circle is the screw thread form setting, the screw thread direction of rubber circle is the same with the screw thread direction of double-screw bolt, the lateral wall of rubber circle is leveled mutually with the lateral wall of double-screw bolt.

Through adopting above-mentioned technical scheme, when the construction bolt, aim at the mounting hole of two spare parts with the double-screw bolt, then the rotating nut drives the double-screw bolt and rotates for screw-thread fit is realized to double-screw bolt and mounting hole, and the rubber circle carries out screw-thread fit with the mounting hole this moment, and when the spare part of packing ring conflict, screw-thread fit is accomplished with the mounting hole to the rubber circle, and after the screw-thread fit was accomplished with the mounting hole completely to the double-screw bolt, thereby realize the fastening of two spare parts. Through the lateral wall setting at the rubber circle can carry out the complex screw thread with the mounting hole, utilize the thread of rubber circle to seal the clearance between two adjacent threads in the mounting hole to further increase the sealed effect of rubber circle and mounting hole.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the installation ring and the baffle plate capable of sealing the installation ring are arranged, and the installation ring and the baffle plate are utilized to provide a sealed space for the screw cap to isolate the screw cap from air, so that the screw cap is prevented from being corroded by water vapor in the air, and the next time of assembling, disassembling and using of the bolt is further ensured;

2. through setting up the second magnet to attract first magnet through the second magnet, prevent that first magnet from breaking away from the inslot of stepping down, thereby improve the stability of being connected of baffle and collar. Meanwhile, the magnetic force of the second magnet is utilized to enable the gasket to be adsorbed on the side wall of the part, so that the anti-falling capacity of the bolt is improved;

3. through the lateral wall setting at the rubber circle can carry out the complex screw thread with the mounting hole, utilize the thread of rubber circle to seal the clearance between two adjacent threads in the mounting hole to further increase the sealed effect of rubber circle and mounting hole.

Drawings

Fig. 1 is a schematic structural diagram of the embodiment.

Fig. 2 is a schematic view of the internal structure of the mounting ring in the present embodiment.

Fig. 3 is a sectional view of the present embodiment.

Reference numerals: 1. a stud; 2. a nut; 3. a gasket; 4. a mounting ring; 5. a baffle plate; 6. a first magnet; 7. a yielding groove; 8. a second magnet; 9. connecting grooves; 10. accommodating grooves; 11. a fixing ring; 12. a rubber ring; 13. and (4) mounting the groove.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 3, for the utility model discloses a bolt, including can carrying out screw-thread fit's double-screw bolt 1 with the mounting hole of spare part, the up end fixedly connected with cross section of double-screw bolt 1 is regular hexagon's nut 2, and fixedly connected with can cover the packing ring 3 of mounting hole between double-screw bolt 1 and the nut 2.

Referring to fig. 2 and 3, the peripheral side wall of the washer 3 is bent upward to form a mounting ring 4 with an open upper end, a gap for a wrench to be inserted is formed between the inner wall of the mounting ring 4 and the outer wall of the nut 2, and the upper end surface of the mounting ring 4 is higher than the upper end surface of the nut 2. The upper end face of the mounting ring 4 is hinged with a baffle 5 capable of sealing the port of the mounting ring, and the mounting ring 4 is fixedly connected with a limiting part capable of limiting the position of the baffle 5.

Referring to fig. 3, the mounting ring 4 is made of an iron material, the limiting member is an annular first magnet 6 fixedly connected to the lower end face of the baffle 5, and the upper end face of the mounting ring 4 is provided with a yielding groove 7 for embedding the first magnet 6. The upper end face of the gasket 3 is fixedly connected with an annular second magnet 8, and the magnetic poles of the end faces, close to each other, of the first magnet 6 and the second magnet 8 are opposite.

When two parts need to be fastened, the stud 1 is aligned to the mounting holes of the two parts, then the baffle 5 is pulled to turn outwards along the hinged end of the baffle, and at the moment, the first magnet 6 is gradually separated from the abdicating groove 7. Until the port of the mounting ring 4 is completely opened and the first magnet 6 is completely separated from the relief groove 7, the external hexagonal wrench is sleeved on the nut 2.

The nut 2 is driven to drive the washer 3 and the stud 1 to rotate by rotating the wrench, the stud 1 is in threaded fit with the mounting hole at the moment, when the washer 3 abuts against the side wall of the part, and after the stud 1 is completely in threaded fit with the two mounting holes, the two parts are fastened.

The wrench is then removed from the nut 2 and the barrier 5 is pulled to turn inwards along its hinged end, at which time the first magnet 6 gradually becomes embedded in the relief groove 7. When the baffle 5 completely covers the port of the mounting ring 4 and the first magnet 6 is completely embedded into the abdicating groove 7, the first magnet 6 is used for attracting the mounting ring 4, so that the baffle 5 is fixed on the upper end face of the mounting ring 4, and the position of the baffle 5 is limited.

Through utilizing collar 4 and baffle 5 to provide a sealed space for nut 2, keep apart nut 2 and air to prevent that nut 2 from receiving the vapor emergence corrosion in the air, and then guarantee the dismouting and the use of bolt next time.

Through setting up second magnet 8 to attract through second magnet 8 to first magnet 6, prevent that first magnet 6 from breaking away from in the groove 7 of stepping down, thereby improve the stability of being connected of baffle 5 and collar 4. Meanwhile, the magnetic force of the second magnet 8 is utilized, when the two parts are fastened by utilizing the bolt, the gasket 3 can be adsorbed on the side wall of the part, and therefore the anti-falling capacity of the bolt is improved.

Referring to fig. 2 and 3, the upper end surface of the nut 2 is provided with a connecting groove 9 for inserting and embedding an allen key, and the upper end surface of the nut 2 is provided with a receiving groove 10 which is communicated with the connecting groove 9 and is used for inserting and embedding a straight screwdriver. The lateral wall all around of packing ring 3 is provided with the solid fixed ring of round 11, and the lateral wall all around of solid fixed ring 11 forms the regular hexagon setting that supplies outer hexagonal spanner cover to establish.

When the bolt needs to be disassembled and assembled, a user can sleeve a small-size outer hexagonal wrench on the nut 2, or sleeve a large-size outer hexagonal wrench on the fixing ring 11, or insert an inner hexagonal wrench into the connecting groove 9, or insert a straight screwdriver into the accommodating groove 10. The driving nut 2 is driven by turning a wrench or a screwdriver to drive the stud 1 to rotate, so that the bolt is disassembled and assembled.

Through setting up solid fixed ring 11, spread groove 9, holding tank 10, the user can select different instruments to carry out the dismouting to the bolt according to actual conditions to improve the suitability of bolt extracting tool and dismantlement mode, and then improve the practicality of bolt.

Referring to fig. 2 and 3, a circle of mounting groove 13 is formed in the side wall of the upper end of the stud 1, and a circle of rubber ring 12 capable of being embedded into a mounting hole of a part is embedded in the mounting groove 13. The peripheral side wall of the rubber ring 12 is arranged in a thread shape, the thread direction of the rubber ring 12 is the same as that of the stud 1, and the side wall of the rubber ring 12 is flush with that of the stud 1.

When the bolt is installed, the stud 1 is aligned to the installation holes of the two parts, then the nut 2 is rotated to drive the stud 1 to rotate, so that the stud 1 is in threaded fit with the installation holes, and at the moment, the rubber ring 12 is in threaded fit with the installation holes.

When the gasket 3 is abutted against the side wall of the part, the rubber ring 12 is in threaded fit with the mounting hole, and the stud 1 is completely in threaded fit with the mounting hole, so that the two parts are fastened.

Through the lateral wall setting at rubber circle 12 can carry out the complex screw with the mounting hole, utilize the thread of rubber circle 12 to seal the clearance between two adjacent threads in the mounting hole to further increase the sealed effect of rubber circle 12 and mounting hole.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a bolt, includes double-screw bolt (1) and nut (2), the cover is equipped with packing ring (3) on double-screw bolt (1), its characterized in that: the utility model discloses a nut, including packing ring (3), lateral wall all around of packing ring (3) upwards buckles and forms upper end open-ended collar (4), form the space that supplies the spanner embedding between the inner wall of collar (4) and the outer wall of nut (2), the up end of collar (4) is higher than the up end of nut (2), the up end of collar (4) articulates there is baffle (5) that can carry out the closing cap to its port, be provided with on collar (4) and carry out the locating part that the position was prescribed a limit to baffle (5).

2. A bolt according to claim 1, wherein: the mounting ring (4) is made of a ferrous material, the limiting piece is arranged as an annular first magnet (6) on the lower end face of the baffle (5), and the upper end face of the mounting ring (4) is provided with a yielding groove (7) for embedding the first magnet (6).

3. A bolt according to claim 2, wherein: and the upper end face of the gasket (3) is provided with an annular second magnet (8), and the magnetic poles of the end faces, close to each other, of the first magnet (6) and the second magnet (8) are opposite.

4. A bolt according to claim 3, wherein: the lateral wall all around of packing ring (3) is provided with the solid fixed ring of round (11), the lateral wall all around of solid fixed ring (11) forms the regular hexagon setting that supplies outer hexagonal spanner cover to establish.

5. A bolt according to claim 1, wherein: the cross section of nut (2) is regular hexagon, spread groove (9) that supply interior hexagonal spanner to peg graft the embedding are seted up to the up end of nut (2).

6. A bolt according to claim 5, wherein: the upper end face of the nut (2) is provided with a containing groove (10) which is communicated with the connecting groove (9) and is used for a straight screwdriver to be inserted and embedded.

7. A bolt according to claim 1, wherein: the upper end lateral wall of double-screw bolt (1) has seted up round mounting groove (13), the embedded rubber circle (12) that are equipped with the round in can imbedding the mounting hole to spare part of mounting groove (13).

8. A bolt according to claim 7, wherein: the lateral wall all around of rubber circle (12) is the screw thread form setting, the screw thread direction of rubber circle (12) is the same with the screw thread direction of double-screw bolt (1), the lateral wall of rubber circle (12) is level with the lateral wall of double-screw bolt (1) mutually.