CN217081072U - Clamping type screw - Google Patents
Clamping type screw Download PDFInfo
- Publication number
- CN217081072U CN217081072U CN202220170778.7U CN202220170778U CN217081072U CN 217081072 U CN217081072 U CN 217081072U CN 202220170778 U CN202220170778 U CN 202220170778U CN 217081072 U CN217081072 U CN 217081072U
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- screw
- nut
- joint
- gasket
- groove
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Abstract
The utility model relates to a screw technical field specifically is joint formula screw, including screw, nut and joint subassembly, the inboard square joint groove that is seted up to the screw thread section of screw, and the joint subassembly includes fixed screw and joint gasket, sets up the standing groove of placing the joint gasket on the nut, and the screw that is used for fixed joint gasket is offered to the nut side, installation fixed screw in the screw to fixed joint gasket, it is firm to increase being connected of screw and nut through the joint gasket, and square joint groove and the contact of joint gasket make the unable rotation of screw, play the effect of preventing tearing open, the utility model discloses connection stability is high, prevents under the normal practical condition that the screw is not hard up and can prevent the mistake from tearing open.
Description
Technical Field
The utility model relates to a screw technical field specifically is joint formula screw.
Background
Screws, also referred to as screws, are tools for fastening articles in a progressive manner using the physical and mathematical separation of the object's angular circular rotation and friction.
The threads of the existing screw are single, so when the screw is subjected to severe vibration or resonates under special product frequency, the screw can loosen, and the fastening reliability is not high enough.
Therefore, a screw having high fastening property is designed.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a joint formula screw compares current common screw, and the steadiness is higher.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the clamping type screw comprises a screw, a nut and a clamping assembly, wherein a clamping groove with a square inner shape is formed in the thread section of the screw, the clamping assembly comprises a fixing screw and a clamping gasket, a placing groove for placing the clamping gasket is formed in the nut, a screw hole for fixing the clamping gasket is formed in the side face of the nut, the screw hole can be a through hole or a slotted hole, if the screw hole is a through hole, the length of the fixing screw needs to be lengthened, and the foremost end of the fixing screw can directly penetrate through the side wall of the nut to contact with the screw and play a role in fixing the L-shaped gasket; if the screw hole is a slotted hole, the fixing screw only plays a role in fixing the L-shaped gasket, and the fixing screw is arranged in the screw hole to fix the clamping gasket.
The joint gasket includes two L type gaskets, and L type gasket and the standing groove assembly of nut, L type gasket include fixed part and joint portion, respectively with nut side and terminal surface installation.
The standing groove is arranged on the outward end face of the nut, so that the L-shaped gasket can be taken out when the screw is conveniently disassembled subsequently, and if the standing groove is arranged on the inward end face of the nut, the L-shaped gasket is positioned between the nut and the fixed part wall when the screw is disassembled subsequently, the L-shaped gasket cannot be disassembled, and further the screw cannot be disassembled.
Two the breach that matches the joint groove is seted up on one side of the butt joint of joint portion of L type gasket, and the breach of two L nature gaskets surrounds and constitutes square hole and the screw on the joint groove match, restriction screw rotation.
The placing groove extends to the side face of the nut from the end face of the nut, on one hand, the contact face of the gasket and the nut is increased, and the L-shaped gasket is fixed through the fixing screw on the side face.
The fixing part of the L-shaped gasket is provided with a fixing hole corresponding to the screw hole, and the fixing hole can be a common round hole or a common screw hole.
The nut part of screw is hexagonal nut or any one structure in the operation groove, and the instrument that makes things convenient for commonly used can operate the use, need not to prepare in addition and customize the instrument.
The utility model has the advantages that
The utility model provides a pair of joint formula screw, simple structure is provided with L type gasket and fixed screw, and accessible L type gasket restriction screw rotates, and fixed screw can be used to the fixed of L type gasket and the fixed of screw, in daily use, can prevent that the screw is not hard up, and the people unfamiliar with the mode of disassembling can't disassemble the screw, can prevent to miss the problem of tearing open or stealing and tearing open.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is an exploded view of the whole structure of embodiment 1 of the present invention;
FIG. 2 is a schematic view of the bottom connection of the nut according to embodiment 1 of the present invention;
fig. 3 is a schematic structural view of the nut of embodiment 1 of the present invention;
description of reference numerals: the screw comprises a screw 1, a screw cap 11, a thread section 12, a clamping groove 13, a nut 2, a connecting thread hole 21, a placing groove 22, an L-shaped gasket 3, a gap 31 and a fixing screw 32.
Detailed Description
To further illustrate the technical means and effects of the present invention adopted to achieve the objects of the present invention, the following detailed description of the embodiments, structures, features and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.
Example 1
What current screw 1 adopted usually is that screw 1 uses with the combination of nut 2, under the long-term service conditions, can appear not hard up the condition, the easy accident that takes place, consequently, has designed and has connected firm better joint formula screw 1, and its screw 1 structure is as follows:
as shown in fig. 1-3, a clamping type screw, including a screw 1, a nut 2 and a clamping component, a clamping groove 13 with a square internal shape is formed in a threaded section 12 of the screw 1, the clamping component includes a fixing screw 32 and a clamping gasket, the structure of the nut 2 is basically the same as that of a common nut 2, the shape is a hexagonal nut 2, a connection threaded hole 21 matched with the screw 1 is formed in the center, the difference is that a placing groove 22 for placing the clamping gasket is formed in the bottom surface of the nut 2, a threaded hole for fixing the clamping gasket is formed in the side surface of the nut 2, the fixing screw 32 is installed in the threaded hole, the threaded hole can be a through hole or a slotted hole, in the scheme, the threaded hole is a through hole, the length of the fixing screw 32 needs to be lengthened, the foremost end of the fixing screw 32 can directly penetrate through the side wall of the nut 2 to contact with the screw 1, and plays a role of fixing the L-shaped gasket 3.
As shown in fig. 1-3, the clamping gasket comprises two L-shaped gaskets 3, the L-shaped gaskets 3 are assembled with the placing groove 22 of the nut 2, and the L-shaped gaskets 3 comprise a fixing portion and a clamping portion which are respectively installed on the side surface and the end surface of the nut 2.
As shown in fig. 1-3, the placement groove 22 is opened on the outward end surface of the nut 2, i.e. the bottom surface of the nut 2 in the drawings, so that the L-shaped gasket 3 can be taken out when the screw 1 is disassembled later, if the placement groove 22 is placed on the inward end surface of the nut 2, when the L-shaped gasket 3 is disassembled subsequently, the L-shaped gasket 3 is positioned between the nut 2 and the fixed part wall, so that the L-shaped gasket 3 can not be disassembled, and then screw 1 can't be disassembled, the breach 31 that matches joint groove 13 is seted up on one side of the butt joint of the joint portion of two L type gaskets 3, the shape of breach 31 is U type mouth, the breach 31 of two L type gaskets surrounds and constitutes square hole and screw 1 on joint groove 13 match, restriction screw 1 rotates, standing groove 22 is extended to the side of nut 2 by nut 2 terminal surface, increase the contact surface of gasket and nut 2 on the one hand, and through the fixed screw 32 fixed L type gasket of side.
As shown in fig. 1, the fixing portion of the L-shaped gasket 3 is provided with a fixing hole corresponding to the screw hole, and the size of the fixing portion of the L-shaped gasket 3 is the same as that of the side surface of the nut 2.
As shown in fig. 1, the nut 11 of the screw 1 is a hexagon nut 11 or any one of operation grooves, so that a common tool can be conveniently operated and used without preparing a customized tool, and in the present embodiment, the nut 11 of the screw 1 is an outer hexagon nut 11.
In the machining process, after the clamping groove 13 is machined by calculating the position of the screw 1 fixed on a workpiece, the clamping groove 13 is machined at the corresponding position on the screw 1 corresponding to the placing groove 22 of the nut 2.
The using method comprises the following steps:
during installation, the screw 1 is fixed on a workpiece, the nut 2 is connected to the other end of the workpiece, the two L-shaped gaskets 3 are placed in the placing groove 22, and the fixing screw 32 is screwed to connect the L-shaped gaskets 3 and the nut 2 firmly.
When the screw is disassembled, the fixing screw 32 needs to be disassembled firstly, and then the L-shaped gasket 3 is taken out, so that the disassembling screw 1 can be screwed.
Example 2
In this embodiment, the structure is substantially the same as that of embodiment 1, the L-shaped spacer 3 and the placement groove 22 are eliminated, and the screw 1 is provided with a threaded hole penetrating in the transverse direction, so that the original fixing screw 32 is lengthened, installed from the side, penetrates through the screw 1 to be connected to the other side of the nut 2, and functions as a bolt.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention has been disclosed by the preferred embodiment, it is not limited to the present invention, and any person skilled in the art can make modifications or changes equivalent to the equivalent embodiments using the above disclosed technical content without departing from the technical scope of the present invention, but all modifications, changes and modifications of the above embodiments, which are introduced and changed equivalently, by the technical spirit of the present invention, still belong to the technical scope of the present invention.
Claims (7)
1. Joint formula screw, its characterized in that: including screw, nut and joint subassembly, the screw thread section of screw has been seted up internal shape and has been square joint groove, the joint subassembly includes fixed screw and joint gasket, set up the standing groove of placing the joint gasket on the nut, the screw that is used for fixed joint gasket is seted up to the nut side, installation fixed screw in the screw to fixed joint gasket.
2. The clamp screw of claim 1, wherein: the joint gasket includes two L type gaskets, and L type gasket and the standing groove assembly of nut, L type gasket include fixed part and joint portion, respectively with nut side and terminal surface installation.
3. The clamp screw of claim 1, wherein: the placing groove is formed in the outward end face of the nut.
4. The clamp screw of claim 2, wherein: and one side of the butt joint of the clamping parts of the two L-shaped gaskets is provided with a notch matched with the clamping groove.
5. The clamp screw of claim 1, wherein: the placing groove extends from the end face of the nut to the side face of the nut.
6. The clamp screw of claim 2, wherein: the fixing part of the L-shaped gasket is provided with a fixing hole corresponding to the screw hole.
7. The clamp screw of claim 1, wherein: the nut part of the screw is any one structure of a hexagon nut or an operation groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220170778.7U CN217081072U (en) | 2022-01-21 | 2022-01-21 | Clamping type screw |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220170778.7U CN217081072U (en) | 2022-01-21 | 2022-01-21 | Clamping type screw |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217081072U true CN217081072U (en) | 2022-07-29 |
Family
ID=82542301
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220170778.7U Active CN217081072U (en) | 2022-01-21 | 2022-01-21 | Clamping type screw |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217081072U (en) |
-
2022
- 2022-01-21 CN CN202220170778.7U patent/CN217081072U/en active Active
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| GR01 | Patent grant |