CN217926651U - Bidirectional reverse-advancing fastening bolt - Google Patents
Bidirectional reverse-advancing fastening bolt Download PDFInfo
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- CN217926651U CN217926651U CN202222147138.7U CN202222147138U CN217926651U CN 217926651 U CN217926651 U CN 217926651U CN 202222147138 U CN202222147138 U CN 202222147138U CN 217926651 U CN217926651 U CN 217926651U
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- expansion pipe
- adjusting nut
- fastening bolt
- screw assembly
- screw
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Abstract
The utility model discloses a two-way fastening bolt that advances in contrary, including screw rod assembly, adjusting nut, the second extruded body and liquid feeding chamber, adjusting nut threaded connection is in screw rod assembly's one end, the second extruded body welds in screw rod assembly's the other end. The utility model discloses an install first expansion pipe and second expansion pipe etc. for the device has optimized the structure of self, both be equipped with and have the first expansion pipe and the second expansion pipe of reserving the breach through the cover on screw rod assembly, and the welding has on screw rod assembly with first expansion pipe and the first extrusion body of second expansion pipe assorted and the second extrusion body, thereby make the device can realize two-way inflation fastening effect, stability when having promoted the device installation, utilize the fixed anti-skidding silicon rubber layer of first expansion pipe and second expansion pipe outer wall again, the anti-skidding steadiness when having promoted first expansion pipe and second expansion pipe inflation and supporting the screw inner wall.
Description
Technical Field
The utility model relates to a fastening bolt technical field specifically is a fastening bolt that two-way contrary advances.
Background
The fastening bolt is widely applied in the installation field, and can realize a firmer fixing function by matching the action of the expansion pipe on the screw rod.
Because fastening bolt generally only sets up the expansion pipe at the tail end, this leads to the device can only realize the fastening effect in the bottom that corresponds the screw, and other positions still have residual space, and stability is not high to, it often does not have the drain structure yet, and the person of not being convenient for adds protection glue solution, lubricated liquid etc. to the screw inside, for this reason, we propose a neotype two-way fastening bolt that moves in against each other, solve the defect mentioned above.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a two-way fastening bolt that advances to the difficult two-way fastening that realizes, poor stability and do not set up drain structure, the poor problem of functionality that provide among the above-mentioned background art of solution.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a two-way fastening bolt that advances in reverse, includes screw assembly, adjusting nut, the second extrusion body and liquid feeding chamber, adjusting nut threaded connection is in screw assembly's one end, the second extrusion body welds in screw assembly's the other end, the cover is equipped with the second expansion pipe on the screw assembly of second extrusion body one end, the welding has first extrusion body on the screw assembly that the second expansion pipe is close to adjusting nut one end, the cover is equipped with first expansion pipe on the screw assembly that first extrusion body is close to adjusting nut one end, all evenly be provided with on first expansion pipe and the second expansion pipe and reserve the breach, add the liquid chamber and set up in the inside intermediate position department of screw assembly, the internally mounted who adds the liquid chamber has the shutoff inserted bar, the one end welding of shutoff inserted bar has the nut.
Preferably, the screw assembly, the first expansion pipe and the second expansion pipe are all made of stainless steel, so that the structure of the device is optimized.
Preferably, a second protective gasket and a first protective gasket are arranged on the screw rod assembly at one end, close to the first expansion pipe, of the adjusting nut, so that the sealing performance and firmness of the device in the corresponding position installation are improved.
Preferably, the one end welding that adjusting nut was kept away from to first expansion pipe and second expansion pipe has the inflation direction mouth for two-way inflation fastening effect can be realized to the device, stability when having promoted the device installation.
Preferably, all welded on the screw rod subassembly that first expansion pipe and second expansion pipe are close to adjusting nut one end has annular locating part, the even welding in edge of annular locating part one end has the fixture block, first expansion pipe and second expansion pipe are close to adjusting nut one end evenly be provided with fixture block assorted connecting hole, make it promote the holistic stability of device.
Preferably, the outer side walls of the first expansion pipe and the second expansion pipe are fixedly provided with anti-skidding silicone rubber layers, so that the anti-skidding stability of the first expansion pipe and the second expansion pipe when the first expansion pipe and the second expansion pipe expand to abut against the inner wall of the screw hole is improved.
Preferably, the liquid adding cavity and the plugging inserted rod form threaded connection, so that buffer liquid or reinforced mucus and the like can be conveniently added into the screw hole, and the functionality of the device is enhanced.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) The fastening bolt with the bidirectional reverse advance enables the device to optimize the structure of the device by installing the first expansion pipe, the second expansion pipe and the like, the first expansion pipe and the second expansion pipe with reserved cracks are sleeved on the screw assembly, and the first extrusion body and the second extrusion body which are matched with the first expansion pipe and the second expansion pipe are welded on the screw assembly, so that the device can realize bidirectional expansion fastening effect, the stability of the device during installation is improved, and the anti-skid stability of the first expansion pipe and the second expansion pipe when abutting against the inner wall of the screw hole is improved by utilizing the anti-skid silicon rubber layer fixed on the outer wall of the first expansion pipe and the outer wall of the second expansion pipe;
(2) The bidirectional reverse-advancing fastening bolt is provided with the screw rod assembly, the liquid adding cavity and the like, so that the device optimizes the performance of the device, the liquid adding cavity is arranged in the screw rod assembly, and the plugging inserted rod with the screw cap is arranged on the liquid adding cavity in a threaded manner, so that a user can conveniently add buffer liquid, lubricating liquid or reinforcing mucus and the like into the screw hole by using the structure, and the functionality of the device is enhanced;
(3) This two-way fastening bolt that moves in against each other is through installing screw rod assembly and annular locating part etc for during device actual operation, utilize the last welded annular locating part with first expansion pipe and second expansion pipe looks joint of screw rod assembly, can avoid sliding sleeve to establish first expansion pipe and second expansion pipe on screw rod assembly when not user state position emergence skew, both promoted the holistic stability of device, the screw rod assembly of being convenient for again takes out under adjusting nut's effect.
Drawings
FIG. 1 is a schematic view of the front view structure of the present invention;
fig. 2 is a rear view structural schematic diagram of the plugging insertion rod of the present invention;
FIG. 3 is a rear view structural diagram of the first expansion pipe of the present invention;
FIG. 4 is a schematic side view, sectional and structural view of the first expansion pipe of the present invention;
fig. 5 is a schematic side view of the screw assembly of the present invention.
In the figure: 1. a screw assembly; 2. adjusting the nut; 3. a first expansion tube; 4. a second expansion tube; 5. plugging the inserted rod; 6. a second extrusion body; 7. a first extrusion body; 8. a first protective gasket; 9. a second protective gasket; 10. an annular limiting member; 11. a nut; 12. an expansion guide port; 13. reserving a crack; 14. an anti-slip silicone rubber layer; 15. a liquid adding cavity.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides an embodiment: a bidirectional reverse-advancing fastening bolt comprises a screw rod component 1, an adjusting nut 2, a second extruding body 6 and a liquid adding cavity 15, wherein the adjusting nut 2 is connected to one end of the screw rod component 1 in a threaded mode, and the second extruding body 6 is welded to the other end of the screw rod component 1;
a second expansion pipe 4 is sleeved on the screw component 1 at one end of the second extrusion body 6, and a first extrusion body 7 is welded on the screw component 1 at one end, close to the adjusting nut 2, of the second expansion pipe 4;
a first expansion pipe 3 is sleeved on the screw rod assembly 1 of the first extrusion body 7 close to one end of the adjusting nut 2, and reserved cracks 13 are uniformly arranged on the first expansion pipe 3 and the second expansion pipe 4;
the liquid feeding cavity 15 is arranged in the middle of the interior of the screw assembly 1, the plugging inserted rod 5 is mounted in the liquid feeding cavity 15, and a nut 11 is welded at one end of the plugging inserted rod 5;
the screw assembly 1, the first expansion pipe 3 and the second expansion pipe 4 are all made of stainless steel, so that the structure of the device is optimized;
a second protective gasket 9 and a first protective gasket 8 are arranged on the screw rod component 1 at one end of the adjusting nut 2 close to the first expansion pipe 3;
when the device is used, the second protective gasket 9 and the first protective gasket 8 are additionally arranged on the screw rod assembly 1 at one end of the adjusting nut 2, so that the sealing property and the firmness of the device are improved when the device is installed at a corresponding position;
one ends of the first expansion pipe 3 and the second expansion pipe 4, which are far away from the adjusting nut 2, are welded with expansion guide openings 12;
when the device is used, the screw assembly 1 is sleeved with the first expansion pipe 3 and the second expansion pipe 4 with the reserved cracks 13, and the screw assembly 1 is welded with the first extrusion body 7 and the second extrusion body 6 which are matched with the first expansion pipe 3 and the second expansion pipe 4, so that the device can realize a bidirectional expansion fastening effect, and the stability of the device during installation is improved;
the screw rod assemblies 1 at the ends, close to the adjusting nut 2, of the first expansion pipe 3 and the second expansion pipe 4 are both welded with annular limiting parts 10, the edge of one end of each annular limiting part 10 is uniformly welded with a fixture block, and connecting holes matched with the fixture blocks are uniformly formed in the ends, close to the adjusting nut 2, of the first expansion pipe 3 and the second expansion pipe 4;
when the device is used, the annular limiting part 10 which is welded on the screw assembly 1 and is clamped with the first expansion pipe 3 and the second expansion pipe 4 can be used for preventing the first expansion pipe 3 and the second expansion pipe 4 which are sleeved on the screw assembly 1 in a sliding way from shifting when not in use, so that the overall stability of the device is improved, and the screw assembly 1 can be conveniently drawn out under the action of the adjusting nut 2;
the outer side walls of the first expansion pipe 3 and the second expansion pipe 4 are fixed with an anti-skid silicone rubber layer 14;
when the anti-skidding type expansion joint is used, the anti-skidding stability of the first expansion pipe 3 and the second expansion pipe 4 when the first expansion pipe 3 and the second expansion pipe 4 are expanded to abut against the inner wall of a screw hole is improved by the anti-skidding silicon rubber layer 14 fixed on the outer wall of the first expansion pipe 3 and the outer wall of the second expansion pipe 4;
the liquid adding cavity 15 and the plugging inserted rod 5 form threaded connection;
during the use, through being provided with liquid feeding chamber 15 in screw rod subassembly 1 inside, and threaded mounting has the shutoff inserted bar 5 of nut 11 on liquid feeding chamber 15 to the person of facilitating the use utilizes this structure, adds buffer solution, lubricating fluid or consolidates mucus etc. to the screw is inside, has strengthened the functional of device.
When the embodiment of the application is used: the user can insert the screw assembly 1 into the screw hole at the corresponding position along the plugging inserted bar 5, then the adjusting nut 2 is rotated to drive the screw assembly 1, the second extrusion body 6 and the first extrusion body 7 which are welded into a whole to be slowly drawn out, in the process, the second extrusion body 6 and the first extrusion body 7 can be respectively embedded into the second expansion pipe 4 and the first expansion pipe 3, the reserved cracks 13 arranged on the outer walls of the first expansion pipe 3 and the second expansion pipe 4 are utilized to expand and tightly press the inner wall of the screw hole to realize the fastening effect, so that the first expansion pipe 3 and the second expansion pipe 4 with the reserved cracks 13 are sleeved on the screw assembly 1, the first extrusion body 7 and the second extrusion body 6 which are matched with the first expansion pipe 3 and the second expansion pipe 4 are welded on the screw assembly 1, and the device can realize the bidirectional expansion fastening effect, the stability of the device during installation is improved, the anti-skidding stability of the first expansion pipe 3 and the second expansion pipe 4 when the outer walls of the first expansion pipe 3 and the second expansion pipe 4 are fixed is improved by the anti-skidding silicone rubber layer 14, the anti-skidding stability of the first expansion pipe 3 and the second expansion pipe 4 when the first expansion pipe 3 and the second expansion pipe 4 expand to abut against the inner wall of the screw hole is improved, meanwhile, the annular limiting part 10 welded on the screw assembly 1 and connected with the first expansion pipe 3 and the second expansion pipe 4 in a clamping mode can be used for avoiding the position deviation of the first expansion pipe 3 and the second expansion pipe 4 sleeved on the screw assembly 1 in a sliding mode when the first expansion pipe 3 and the second expansion pipe 4 are not in use, the stability of the whole device is improved, the screw assembly 1 can be conveniently drawn out under the action of the adjusting nut 2, in addition, a liquid adding cavity 15 is arranged inside the screw assembly 1, and the blocking insertion rod 5 with the screw cap 11 is installed on the liquid adding cavity 15 in a threaded mode, so that a user can conveniently use the structure to add a buffer liquid into the screw hole, lubricating fluid or reinforcing mucus, etc., which enhances the functionality of the device.
Claims (7)
1. The utility model provides a two-way fastening bolt that advances that reverses, its characterized in that includes screw assembly (1), adjusting nut (2), second extrusion body (6) and liquid feeding chamber (15), adjusting nut (2) threaded connection is in the one end of screw assembly (1), second extrusion body (6) weld in the other end of screw assembly (1), the cover is equipped with second expansion pipe (4) on screw assembly (1) of second extrusion body (6) one end, second expansion pipe (4) are close to screw assembly (1) of adjusting nut (2) one end and go up the welding and have first extrusion body (7), first extrusion body (7) are close to screw assembly (1) of adjusting nut (2) one end and go up the cover and are equipped with first expansion pipe (3), all evenly be provided with on first expansion pipe (3) and the second expansion pipe (4) and reserve breach (13), add liquid feeding chamber (15) and set up in screw assembly (1) inside intermediate position department, the internally mounted who adds liquid feeding chamber (15) has shutoff inserted bar (5), the welding of shutoff inserted bar (5) has nut (11).
2. A bi-directional reversing fastening bolt according to claim 1, characterised in that: the screw rod assembly (1), the first expansion pipe (3) and the second expansion pipe (4) are all made of stainless steel.
3. A bi-directional reversing fastening bolt according to claim 1, characterised in that: and a second protective gasket (9) and a first protective gasket (8) are arranged on the screw rod assembly (1) at one end, close to the first expansion pipe (3), of the adjusting nut (2).
4. A bi-directional reversing fastening bolt according to claim 1, characterised in that: and one ends of the first expansion pipe (3) and the second expansion pipe (4) far away from the adjusting nut (2) are welded with expansion guide openings (12).
5. A bi-directional reversing fastening bolt according to claim 1, characterised in that: the utility model discloses a screw assembly, including adjusting nut (2), first expansion pipe (3) and second expansion pipe (4), all welded on screw assembly (1) that are close to adjusting nut (2) one end have annular locating part (10), the even welding in edge of annular locating part (10) one end has the fixture block, first expansion pipe (3) and second expansion pipe (4) are close to adjusting nut (2) one end evenly be provided with fixture block assorted connecting hole.
6. A bi-directional reversing fastening bolt according to claim 1, characterised in that: and anti-skid silicone rubber layers (14) are fixed on the outer side walls of the first expansion pipe (3) and the second expansion pipe (4).
7. A bi-directional reversing fastening bolt according to claim 1, characterised in that: and the liquid adding cavity (15) and the plugging inserted rod (5) form threaded connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222147138.7U CN217926651U (en) | 2022-08-15 | 2022-08-15 | Bidirectional reverse-advancing fastening bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222147138.7U CN217926651U (en) | 2022-08-15 | 2022-08-15 | Bidirectional reverse-advancing fastening bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217926651U true CN217926651U (en) | 2022-11-29 |
Family
ID=84160110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222147138.7U Active CN217926651U (en) | 2022-08-15 | 2022-08-15 | Bidirectional reverse-advancing fastening bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217926651U (en) |
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2022
- 2022-08-15 CN CN202222147138.7U patent/CN217926651U/en active Active
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