CN217355129U

CN217355129U - Head gas pocket button head bolt assembly

Info

Publication number: CN217355129U
Application number: CN202220865686.0U
Authority: CN
Inventors: 侯建良; 徐奇军; 张建东
Original assignee: Ningbo Ningli High Strength Fastener Co ltd
Current assignee: Ningbo Ningli High Strength Fastener Co ltd
Priority date: 2022-04-15
Filing date: 2022-04-15
Publication date: 2022-09-02
Anticipated expiration: 2032-04-15

Abstract

The utility model discloses a head gas pocket button head bolt assembly, including the threaded rod, the up end fixed mounting of threaded rod has the bolt head, the up end of bolt head is seted up flutedly, the transversal regular hexagon that personally submits of recess, the below of threaded rod is equipped with the nut, the mounting hole has been seted up to the both sides wall face of nut, and the position of two mounting holes corresponds each other, all sets up the internal thread in two mounting holes. The utility model discloses beneficial effect: through setting up the mounting hole, promote piece and connecting rod, traditional device compares, addding of this device makes the device accessible promote the piece with the hand and with nut fixed mounting on the threaded rod to make the more simple convenient of the mode of screwing up of nut, and through the manual power of screwing up that the nut can effectual control nut, and then can avoid the material hardness of connecting part to screw up the too big dynamics of leading to connecting part to take place to deform or damage through the spanner.

Description

Head gas pocket button head bolt assembly

Technical Field

The utility model relates to a bolt assembly, concretely relates to head gas pocket button head bolt assembly.

Background

A bolt is a mechanical part and is a cylindrical threaded fastener matched with a nut. A fastener consisting of a head part and a screw (a cylinder with external threads) needs to be matched with a nut and is used for fastening and connecting two parts with through holes. This form of connection is known as a bolted connection. If the nut is unscrewed from the bolt, the two parts can be separated, so that the bolt connection belongs to detachable connection. According to the stress mode of connection: both plain and reamed. According to the shape of the head: with hexagonal heads, round heads, square heads, countersunk heads, etc. At present, current bolt is usually with the screw rod directly insert the connecting hole of establishing two parts, then screws up fixedly through the spanner to the nut, meets two connecting parts hardness relatively poor like this, if with the spanner to its fixed too big connecting parts that leads to of fastening dynamics easily take place to deform, serious still can lead to the connecting piece to be fastened badly.

Therefore, based on the above problems, we have designed such a head-air-hole round-head bolt assembly to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a head gas pocket button head bolt assembly to current bolt usually is with the screw rod direct insertion establish the connecting hole of two parts in solving the technique, then screws up fixedly through the spanner to the nut, meets two connecting part hardness relatively poor like this, if lead to setting up the dynamics and too big leading to connecting part to take place deformation easily with the spanner to its fixed, serious still can lead to the connecting piece by the problem of fastening bad.

In order to achieve the above object, the present invention provides the following technical solutions: a head air hole round head bolt assembly comprises a threaded rod, a bolt head is fixedly mounted on the upper end face of the threaded rod, a groove is formed in the upper end face of the bolt head, the cross section of the groove is in a regular hexagon shape, a nut is arranged below the threaded rod, mounting holes are formed in two side wall faces of the nut, the positions of the two mounting holes correspond to each other, internal threads are formed in the two mounting holes, pushing blocks are arranged on two sides of the nut, the cross section of each pushing block is in an isosceles trapezoid shape, a connecting rod is fixedly mounted on one side wall face of each pushing block, external threads are formed in the outer wall face of each connecting rod, the two connecting rods correspond to the positions of the two mounting holes respectively, the two pushing blocks are fixedly mounted on the two side wall faces of the nut respectively through the external threads of the outer wall face of each connecting rod, and a layer of anti-slip mat is laid on the outer wall face of each pushing block, and the non-slip mat is made of rubber.

Preferably, the threaded rod is sleeved with a gasket, the gasket is located below the bolt head, anti-slip patterns are formed in the lower end face of the gasket, the anti-slip patterns are formed in the anti-slip patterns, and the anti-slip patterns are arranged at equal intervals in sequence.

Preferably, a clamping groove is formed in the lower end face of the gasket, a sealing ring is arranged below the gasket and made of rubber, the sealing ring is matched with the clamping groove in size, the sealing ring corresponds to the clamping groove in position, and the clamping groove is clamped in the sealing ring.

Preferably, the lower end face of the bolt head is provided with a plurality of first positioning holes, the plurality of first positioning holes are distributed around the threaded rod in sequence at equal intervals, the upper end face of the gasket is provided with a plurality of second positioning holes in sequence, and the plurality of second positioning holes correspond to the plurality of first positioning holes respectively.

Preferably, the bottom ends of the inner sides of the second positioning holes are fixedly provided with telescopic rods, and one end, far away from the bottom end of the inner side of the second positioning hole, of each telescopic rod is connected with the top end of the inner side of the first positioning hole.

Preferably, all the cover is equipped with buffer spring on a plurality of telescopic links, and a plurality of buffer spring's both ends are connected with the inboard bottom of second locating hole and the inboard top of first locating hole respectively.

In the technical scheme, the utility model provides a technological effect and advantage:

the utility model discloses, through setting up the mounting hole, promote piece and connecting rod, when needing to connect the connecting piece that the hardness is relatively poor like this, at first place two promote the piece in the both sides of nut, and make the connecting rod of promote piece one side wall correspond to the mounting hole position of nut both sides wall respectively each other, then promote the promotion piece, make the connecting rod of promote piece one side wall insert and establish in the mounting hole, it screws up clockwise immediately, after the nut is connected with the promotion piece, pass the connecting hole on two connecting pieces in proper order with one end of threaded rod, again establish the nut cover that is connected with the promotion piece on the threaded rod, immediately through the push block of manual promotion nut both sides wall, screw up the nut can, compare traditional device, the adduction of this device makes the device can be through promoting the promotion piece with hand and install nut fixed mounting on the threaded rod, thereby make the screwing up mode of nut simple more convenient, and can effectual control nut's the dynamics of screwing up through manual nut of screwing up, and then can avoid screwing up too big dynamics and lead to connecting part to take place deformation or damage through the spanner because of connecting part's material hardness is lower.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is an exploded view of the nut and the pushing block of the present invention.

Fig. 3 is an exploded view of the bolt head and the gasket, the gasket and the sealing ring of the present invention.

Fig. 4 is an exploded view of the bolt head and the gasket, the gasket and the sealing ring of the present invention.

Description of reference numerals:

1. a threaded rod; 2. a bolt head; 3. a groove; 4. a nut; 5. mounting holes; 6. a pushing block; 7. a connecting rod; 8. a gasket; 9. anti-skid lines; 10. a card slot; 11. a seal ring; 12. a first positioning hole; 13. a second positioning hole; 14. a telescopic rod; 15. a buffer spring.

Detailed Description

The utility model provides a head gas hole round head bolt assembly as shown in figures 1-4, which comprises a threaded rod 1, wherein the upper end surface of the threaded rod 1 is fixedly provided with a bolt head 2, the upper end surface of the bolt head 2 is provided with a groove 3, the cross section of the groove 3 is in a regular hexagon shape, a nut 4 is arranged below the threaded rod 1, two side wall surfaces of the nut 4 are provided with mounting holes 5, the positions of the two mounting holes 5 are mutually corresponding, internal threads are respectively arranged in the two mounting holes 5, two sides of the nut 4 are respectively provided with a pushing block 6, the cross section of the pushing block 6 is in an isosceles trapezoid shape, one side wall surface of the pushing block 6 is fixedly provided with a connecting rod 7, the outer wall surface of the connecting rod 7 is provided with external threads, the two connecting rods 7 are respectively corresponding to the positions of the two mounting holes 5, and the two pushing blocks 6 are respectively fixedly arranged on the two side wall surfaces of the nut 4 through the external threads on the outer wall surfaces of the connecting rod 7, promote the outer wall of piece 6 and laid the one deck slipmat, and the slipmat is the rubber material, compares traditional device, and the addding of this device makes the device accessible promote piece 6 with the hand push with 4 fixed mounting nuts on threaded rod 1 to make the screwing up mode of nut 10 simple more convenient, and can effectual control nut 10's the dynamics of screwing up through manual screwing up nut 10, and then can avoid leading to the connecting part to take place to deform or damage because of the lower too big dynamics of screwing up through the spanner of connecting part's material hardness.

Further, in the above technical solution, a gasket 8 is sleeved on the threaded rod 1, the gasket 8 is located below the bolt head 2, the lower end surface of the gasket 8 is provided with anti-slip threads 9, the anti-slip threads 9 are provided with a plurality of anti-slip threads 9, the anti-slip threads 9 are arranged in sequence at equal intervals, the lower end surface of the gasket 8 is provided with a clamping groove 10, a sealing ring 11 is arranged below the gasket 8, the sealing ring 11 is made of rubber, the sealing ring 11 is matched with the clamping groove 10 in size, the positions of the sealing ring 11 and the clamping groove 10 correspond to each other, the clamping groove 10 is clamped in the sealing ring 11, the anti-slip threads 9 on the lower end surface of the gasket 8 can effectively increase the friction force between the bolt and the connecting part, so that the stability of the bolt is better, and the sealing ring 11 can prevent liquid from seeping out from the connecting hole between the bolt and the connecting part when the liquid container is fixed, the sealing effect of the bolt is improved.

Further, in the above technical solution, the lower end surface of the bolt head 2 is provided with a plurality of first positioning holes 12, the plurality of first positioning holes 12 are sequentially distributed around the threaded rod 1 at equal intervals, the upper end surface of the spacer 8 is sequentially provided with a plurality of second positioning holes 13, the plurality of second positioning holes 13 respectively correspond to the plurality of first positioning holes 12, the bottom ends of the inner sides of the plurality of second positioning holes 13 are all fixedly provided with a telescopic rod 14, one end of the telescopic rod 14 far away from the bottom end of the inner side of the second positioning hole 13 is connected with the top end of the inner side of the first positioning hole 12, the plurality of telescopic rods 14 are all sleeved with a buffer spring 15, two ends of the plurality of buffer springs 15 are respectively connected with the bottom end of the inner side of the second positioning hole 13 and the top end of the inner side of the first positioning hole 12, so as to facilitate the nut 10 to be buffered when the connecting part is screwed down through the cooperation of the telescopic rod 14 and the buffer spring 15, thereby avoiding the excessive tightening force of the nut 10 from causing certain damage to the connecting parts.

Principle of operation

The implementation mode is specifically as follows: when a user needs to use the device, the user firstly places two pushing blocks 6 on two sides of a nut 4, and makes connecting rods 7 on one side wall surface of the pushing blocks 6 correspond to mounting holes 5 on two side wall surfaces of the nut 4 respectively, then pushes the pushing blocks 6, makes the connecting rods 7 on one side wall surface of the pushing blocks 6 inserted in the mounting holes 5, and then screws the pushing blocks clockwise, after the nut 4 is connected with the pushing blocks 6, one end of a threaded rod 1 sequentially passes through the connecting holes on two connecting parts, then sleeves the nut 4 connected with the pushing blocks 6 on the threaded rod 1, and then manually pushes the pushing blocks 6 on two side wall surfaces of the nut 4 to screw the nut 4, the connecting parts can push a gasket 8 upwards while the nut 4 is screwed, the gasket 8 can push a telescopic rod 14 between a bolt head 2 and the gasket 8 when pushed upwards, the telescopic link 14 can contract when being extruded, and the telescopic link 14 can follow the atress to take place deformation when the shrink buffer spring 15, and the telescopic link 14 has played the cushioning effect when nut 10 is screwed up the connecting part with mutually supporting of buffer spring 15.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive on the scope of the appended claims.

Claims

1. A head gas pocket button head bolt subassembly, includes threaded rod (1), its characterized in that: the up end fixed mounting of threaded rod (1) has bolt head (2), the up end of bolt head (2) is seted up fluted (3), the transversal regular hexagon that personally submits of recess (3), the below of threaded rod (1) is equipped with nut (4), mounting hole (5) have been seted up to the both sides wall face of nut (4), and the position of two mounting holes (5) corresponds each other, has all seted up the internal thread in two mounting holes (5), the both sides of nut (4) all are equipped with and promote piece (6), the cross section that promotes piece (6) all is isosceles trapezoid, the equal fixed mounting of a side wall face that promotes piece (6) has connecting rod (7), the external screw thread has all been seted up to the outer wall of connecting rod (7), and two connecting rods (7) correspond each other with two mounting holes (5) positions respectively to two external screw threads that promote piece (6) all through connecting rod (7) outer wall are fixed mounting respectively at the both sides wall of nut (4) are distinguished to two, and fixed mounting are in the both sides wall face of both sides wall (4) And the outer wall surface of the pushing block (6) is paved with a layer of non-slip mat, and the non-slip mat is made of rubber.

2. The head air pocket round head bolt assembly of claim 1, wherein: threaded rod (1) is gone up the cover and is equipped with gasket (8), gasket (8) are located the below of bolt head (2), anti-skidding line (9) have been seted up to the lower terminal surface of gasket (8), a plurality of has been seted up in anti-skidding line (9), and equidistant range in proper order of a plurality of anti-skidding line (9).

3. The head air pocket bolt assembly of claim 2, wherein: draw-in groove (10) have been seted up to the lower terminal surface of gasket (8), the below of gasket (8) is equipped with sealing washer (11), sealing washer (11) are the rubber material, sealing washer (11) and draw-in groove (10) size looks adaptation, the position of sealing washer (11) and draw-in groove (10) corresponds each other, and draw-in groove (10) card is established in sealing washer (11).

4. The head air pocket round head bolt assembly of claim 2, wherein: first locating hole (12) have been seted up to the lower terminal surface of bolt head (2), first locating hole (12) are equipped with a plurality ofly, and a plurality of first locating holes (12) are equidistant distributes around threaded rod (1) in proper order, a plurality of second locating holes (13) have been seted up in proper order to the up end of gasket (8), and a plurality of second locating holes (13) correspond each other with a plurality of first locating holes (12) respectively.

5. The head air pocket bolt assembly of claim 4, wherein: the bottom ends of the inner sides of the second positioning holes (13) are fixedly provided with telescopic rods (14), and one ends, far away from the bottom ends of the inner sides of the second positioning holes (13), of the telescopic rods (14) are connected with the top ends of the inner sides of the first positioning holes (12).

6. The head air pocket bolt assembly of claim 5, wherein: all the telescopic rods (14) are sleeved with buffer springs (15), and two ends of the buffer springs (15) are connected with the bottom end of the inner side of the second positioning hole (13) and the top end of the inner side of the first positioning hole (12) respectively.