CN217783966U - Bolt - Google Patents
Bolt Download PDFInfo
- Publication number
- CN217783966U CN217783966U CN202221311069.2U CN202221311069U CN217783966U CN 217783966 U CN217783966 U CN 217783966U CN 202221311069 U CN202221311069 U CN 202221311069U CN 217783966 U CN217783966 U CN 217783966U
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- CN
- China
- Prior art keywords
- groove
- bolt
- cover plate
- spring
- spanner groove
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- Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
- Loading And Unloading Of Fuel Tanks Or Ships (AREA)
Abstract
The utility model discloses a bolt, including screw rod and bolt head, the bolt head is fixed as an organic whole at the screw rod prelude, and the recess is opened to the bolt head end, and the recess is inside can to dismantle to be connected with the cover plate, and it has the main spanner groove to open in the middle of the recess tank bottom, and it has vice spanner groove to open in the middle of the main spanner groove tank bottom. This bolt sets up vice spanner groove through the tank bottom in main spanner groove, can utilize vice spanner groove to screw out the bolt when main spanner groove wearing and tearing and lead to hexagon socket head cap screw thread to convenient to use, and at ordinary times when using main spanner groove, can not cause wearing and tearing for vice spanner groove, and after having screwed up the bolt, can block the lid piece inside the recess of bolt head, prevent that the foreign matter from getting into main spanner groove and vice spanner inslot portion, the dismantlement of lid piece is comparatively convenient, make can not hinder the staff and screw out the bolt.
Description
Technical Field
The utility model relates to a bolt technical field specifically is a bolt.
Background
The bolt is a fastener composed of a bolt head and a screw rod, the bolt is generally matched with a nut for fastening and connecting two parts with through holes, the types of the bolt are various, and the hexagon socket head cap bolt is one of the common fasteners. The existing hexagon socket head cap screw is shown in fig. 1, the head of the screw is only provided with a wrench groove, therefore, when the wrench groove is abraded and the hexagon socket head cap screw is buckled in a sliding way, a hole needs to be drilled at the bottom of the wrench groove by an electric drill bit, then a screw extractor is inserted into the hole drilled at the bottom of the wrench groove, the hexagon socket head cap screw is taken out, and the whole operation process is inconvenient.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's defect, provide a bolt to solve present bolt head and only have a spanner groove, like this when this spanner groove wearing and tearing and lead to hexagon socket head cap screw thread, need beat the hole at spanner groove tank bottom with the electric drill bit, then reuse bolt extractor inserts the downthehole that spanner groove tank bottom was beaten, takes out hexagon socket head cap screw, the comparatively inconvenient problem of whole operation process like this.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a bolt, includes screw rod and bolt head, the bolt head is fixed as an organic whole the screw rod prelude, the bolt head end is opened flutedly, the recess is inside can dismantle and be connected with the cover plate, it has main spanner groove to open in the middle of the groove slot bottom, it has vice spanner groove to open in the middle of the main spanner groove slot bottom.
Preferably, spring grooves are formed in two sides of the bottom of the groove, a first spring is fixedly connected to the bottom of the spring groove, and one tail end of the first spring is attached to the cover sheet.
Preferably, the two sides of the inner wall of the groove are both provided with clamping holes, the two ends of the outer wall of the cover plate are both elastically connected with clamping beads, and the clamping beads are correspondingly spliced with the clamping holes one by one.
Preferably, the two ends of the outer wall of the cover plate are provided with side grooves, the clamping beads are located in the side grooves in a one-to-one correspondence mode, and springs II are connected between the clamping beads and the bottoms of the side grooves.
Preferably, the secondary wrench grooves are hexagonal.
Preferably, the secondary wrench groove is quadrilateral.
Preferably, the secondary wrench groove is triangular.
The utility model has the advantages that: this bolt sets up vice spanner groove through the tank bottom in main spanner groove, can utilize vice spanner groove to screw out the bolt when main spanner groove wearing and tearing and lead to hexagon socket head cap screw thread to convenient to use, and at ordinary times when using main spanner groove, can not lead to the fact wearing and tearing for vice spanner groove, and after having twisted the bolt, can block the cover plate card inside the recess of bolt head, prevent that the foreign matter from getting into main spanner groove and vice spanner inslot portion, the dismantlement of cover plate is comparatively convenient, make can not hinder the staff to screw out the bolt.
Drawings
FIG. 1 is a schematic diagram of the prior art;
FIG. 2 is an overall view of the present invention;
fig. 3 is a schematic view of a first embodiment of the present invention;
fig. 4 is a schematic view of a second embodiment of the present invention;
fig. 5 is a schematic diagram of a third embodiment of the present invention.
In the figure: 1-screw rod, 2-bolt head, 3-cover plate, 4-clamping bead, 5-groove, 6-clamping hole, 7-spring groove, 8-main wrench groove and 9-auxiliary wrench groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
In a first embodiment, please refer to fig. 2 to 3, a bolt includes a screw rod 1 and a bolt head 2, the bolt head 2 is fixed as a whole at a head of the screw rod 1, a groove 5 is formed at a head end of the bolt head 2, a cover plate 3 is detachably connected inside the groove 5, spring grooves 7 are formed at two sides of a groove bottom of the groove 5, a first spring is fixedly connected to a groove bottom of the spring groove 7, a tail end of the first spring is attached to the cover plate 3, and when the cover plate 3 covers the groove 5, the first spring is in a compressed state, so that the first spring can provide a thrust force to the cover plate 3;
the two sides of the inner wall of the groove 5 are provided with clamping holes 6, the two ends of the outer wall of the cover plate 3 are elastically connected with clamping beads 4, the clamping beads 4 are correspondingly inserted into the clamping holes 6 one by one, the two ends of the outer wall of the cover plate 3 are provided with side grooves, the clamping beads 4 are correspondingly positioned in the side grooves one by one, a spring II is connected between the clamping beads 4 and the bottoms of the side grooves, when the cover plate 3 covers the groove 5, the clamping beads 4 are inserted into the clamping holes 6, so that the limiting effect of the cover plate 3 can be achieved, the cover plate 3 is prevented from being pushed out of the groove 5 by the spring I, when the cover plate 3 needs to be removed, the clamping beads 4 inserted into the clamping holes 6 are pressed, the clamping beads 4 slide into the side grooves and extrude the spring II, the spring I can push the cover plate 3 out of the groove 5, so that foreign matters are prevented from entering the groove 5 by the cover plate 3, the cover plate 3 is convenient to detach, and the bolt cannot be twisted out;
the novel bolt screwing device is characterized in that a main wrench groove 8 is formed in the middle of the bottom of the groove 5, an auxiliary wrench groove 9 is formed in the middle of the bottom of the main wrench groove 8, when the auxiliary wrench groove 9 is hexagonal, a small inner hexagon wrench can be inserted into the auxiliary wrench groove 9 to screw out a bolt, and therefore when the inner hexagon bolt is buckled in a sliding mode due to abrasion of the main wrench groove 8, the bolt can be screwed out through the auxiliary wrench groove 9, use is convenient, and abrasion cannot be caused to the auxiliary wrench groove 9 when the main wrench groove 8 is used at ordinary times.
In a second embodiment, referring to fig. 2 and 4, a bolt includes a screw rod 1 and a bolt head 2, the bolt head 2 is fixed as a whole at a head of the screw rod 1, a groove 5 is formed at a head end of the bolt head 2, a cover plate 3 is detachably connected inside the groove 5, spring grooves 7 are formed on two sides of a groove bottom of the groove 5, a first spring is fixedly connected to a groove bottom of the spring groove 7, a tail end of the first spring is attached to the cover plate 3, and when the cover plate 3 covers the inside of the groove 5, the first spring is in a compressed state, so that the first spring can provide a thrust force to the cover plate 3;
the two sides of the inner wall of the groove 5 are provided with clamping holes 6, two ends of the outer wall of the cover plate 3 are elastically connected with clamping beads 4, the clamping beads 4 are correspondingly inserted into the clamping holes 6 one by one, two ends of the outer wall of the cover plate 3 are provided with side grooves, the clamping beads 4 are correspondingly positioned in the side grooves one by one, a spring II is connected between the clamping beads 4 and the bottoms of the side grooves, when the cover plate 3 covers the groove 5, the clamping beads 4 are inserted into the clamping holes 6, so that the limiting effect of the cover plate 3 can be achieved, the cover plate 3 is prevented from being pushed out of the groove 5 by the spring I, when the cover plate 3 needs to be removed, the clamping beads 4 inserted into the clamping holes 6 are pressed, the clamping beads 4 slide into the side grooves and extrude the spring II, at the spring I can push the cover plate 3 out of the groove 5, so that when foreign matters are prevented from entering the groove 5 by the cover plate 3, the cover plate 3 is convenient to be removed, and the bolt cannot be screwed out;
the middle of the bottom of the groove 5 is provided with a main wrench groove 8, the middle of the bottom of the main wrench groove 8 is provided with an auxiliary wrench groove 9, when the auxiliary wrench groove 9 is quadrilateral, an L-shaped inner four-corner wrench can be inserted into the auxiliary wrench groove 9 to screw out the bolt, so that when the main wrench groove 8 is abraded to cause the inner hexagonal bolt to be buckled in a sliding manner, the auxiliary wrench groove 9 can be utilized to screw out the bolt, the use is convenient, and the auxiliary wrench groove 9 cannot be abraded when the main wrench groove 8 is used at ordinary times.
In a third embodiment, referring to fig. 2 and 5, a bolt includes a screw rod 1 and a bolt head 2, the bolt head 2 is fixed to be integrated with a head portion of the screw rod 1, a groove 5 is formed at a head end of the bolt head 2, a cover plate 3 is detachably connected to the inside of the groove 5, spring grooves 7 are formed in two sides of a groove bottom of the groove 5, a first spring is fixedly connected to a groove bottom of the spring groove 7, a tail end of the first spring is attached to the cover plate 3, and when the cover plate 3 covers the inside of the groove 5, the first spring is in a compressed state, so that the first spring can provide a thrust force to the cover plate 3;
the two sides of the inner wall of the groove 5 are provided with clamping holes 6, two ends of the outer wall of the cover plate 3 are elastically connected with clamping beads 4, the clamping beads 4 are correspondingly inserted into the clamping holes 6 one by one, two ends of the outer wall of the cover plate 3 are provided with side grooves, the clamping beads 4 are correspondingly positioned in the side grooves one by one, a spring II is connected between the clamping beads 4 and the bottoms of the side grooves, when the cover plate 3 covers the groove 5, the clamping beads 4 are inserted into the clamping holes 6, so that the limiting effect of the cover plate 3 can be achieved, the cover plate 3 is prevented from being pushed out of the groove 5 by the spring I, when the cover plate 3 needs to be removed, the clamping beads 4 inserted into the clamping holes 6 are pressed, the clamping beads 4 slide into the side grooves and extrude the spring II, at the spring I can push the cover plate 3 out of the groove 5, so that when foreign matters are prevented from entering the groove 5 by the cover plate 3, the cover plate 3 is convenient to be removed, and the bolt cannot be screwed out;
the middle of the bottom of the groove 5 is provided with a main wrench groove 8, the middle of the bottom of the main wrench groove 8 is provided with an auxiliary wrench groove 9, when the auxiliary wrench groove 9 is triangular, a triangular screwdriver can be inserted into the auxiliary wrench groove 9 to screw out a bolt, so that when the main wrench groove 8 is abraded to cause slip buckling of the hexagon socket head cap bolt, the auxiliary wrench groove 9 can be utilized to screw out the bolt, the use is convenient, and the auxiliary wrench groove 9 cannot be abraded when the main wrench groove 8 is used at ordinary times.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are all covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (7)
1. A bolt comprising a screw (1) and a bolt head (2), the bolt head (2) being fixed as a single body to the head of the screw (1), characterized in that:
the bolt head (2) head end is opened flutedly (5), recess (5) inside can be dismantled and be connected with cover plate (3), it has main spanner groove (8) to open in the middle of recess (5) tank bottom, it has vice spanner groove (9) to open in the middle of main spanner groove (8) tank bottom.
2. A bolt according to claim 1, wherein: spring grooves (7) are formed in two sides of the bottom of the groove (5), a first spring is fixedly connected to the bottom of each spring groove (7), and the tail end of each first spring is attached to the cover plate (3).
3. A bolt according to claim 2, wherein: the novel cover plate is characterized in that clamping holes (6) are formed in two sides of the inner wall of the groove (5), clamping beads (4) are elastically connected to two ends of the outer wall of the cover plate (3), and the clamping beads (4) are correspondingly spliced with the clamping holes (6) one by one.
4. A bolt according to claim 3, wherein: side grooves are formed in two ends of the outer wall of the cover plate (3), the clamping beads (4) are located in the side grooves in a one-to-one correspondence mode, and springs are connected between the clamping beads (4) and the bottoms of the side grooves.
5. A bolt according to claim 1, wherein: the auxiliary wrench groove (9) is hexagonal.
6. A bolt according to claim 1, wherein: the auxiliary wrench groove (9) is quadrilateral.
7. A bolt according to claim 1, wherein: the auxiliary wrench groove (9) is trilateral.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221311069.2U CN217783966U (en) | 2022-05-27 | 2022-05-27 | Bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221311069.2U CN217783966U (en) | 2022-05-27 | 2022-05-27 | Bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217783966U true CN217783966U (en) | 2022-11-11 |
Family
ID=83911723
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221311069.2U Active CN217783966U (en) | 2022-05-27 | 2022-05-27 | Bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217783966U (en) |
-
2022
- 2022-05-27 CN CN202221311069.2U patent/CN217783966U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 710000 D1075, 2nd Floor, Building 2, Xi'an Aviation Innovation and Entrepreneurship Park, No. 29 Lantianyi Road, National Aviation High tech Industrial Base, Xi'an City, Shaanxi Province Patentee after: Xi'an Shangluo Technology Co.,Ltd. Address before: 618000 Wan'an Middle Road (Yulong Commercial Plaza), Luojiang District, Deyang, Sichuan Patentee before: Sichuan Shangluo Technology Co.,Ltd. |
|
| CP03 | Change of name, title or address |