CN217633392U - A prevent rotating fastener for new energy automobile support - Google Patents
A prevent rotating fastener for new energy automobile support Download PDFInfo
- Publication number
- CN217633392U CN217633392U CN202221805229.9U CN202221805229U CN217633392U CN 217633392 U CN217633392 U CN 217633392U CN 202221805229 U CN202221805229 U CN 202221805229U CN 217633392 U CN217633392 U CN 217633392U
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- rotation
- fastening nut
- new energy
- energy automobile
- bracket
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- 230000000903 blocking effect Effects 0.000 claims description 3
- 125000003003 spiro group Chemical group 0.000 abstract description 7
- 238000001125 extrusion Methods 0.000 abstract description 4
- 230000002265 prevention Effects 0.000 description 7
- 238000000926 separation method Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
Images
Abstract
The utility model relates to the technical field of riveting fasteners, and provides an anti-rotation fastener for a new energy automobile support, including fastening nut and fastening bolt, fastening nut includes backstop portion, tubulose portion, anti-rotation portion, elasticity spacing portion and screw member, is provided with tubulose portion below the backstop portion, and the inside of tubulose portion has set gradually anti-rotation portion, elasticity spacing portion and screw member from last to down, is provided with the division spiro between anti-rotation portion and the elasticity spacing portion; fastening bolt passes backstop portion, and rotatory twist tubulose portion, drives and cuts apart the spiro and be close to backstop portion, and rotatory extrusion prevents the rotation part, is suitable for and prevents fastening nut at the support internal rotation, and fastening bolt passes the spacing portion of elasticity to in the screw-in spare, drive the screw-in spare rebound and extrude the spacing portion of elasticity, be suitable for with fastening nut card income support inboard, prevent that fastening nut from taking place to rotate on the support.
Description
Technical Field
The utility model relates to a riveting fastener technical field particularly, relates to a prevent rotating fastener for new energy automobile support.
Background
The fastener is a mechanical part which is used for fastening and connecting and has wide application, and is used on a new energy automobile support.
SUMMERY OF THE UTILITY MODEL
The utility model provides a problem provide an anti-rotation fastener, prevent that fastening nut from taking place to rotate on the support.
In order to solve the problems, the utility model provides an anti-rotation fastener for new energy automobile support, including fastening nut and fastening bolt, fastening nut includes backstop portion, tubulose portion, anti-rotation portion, elasticity spacing portion and screw member, be provided with the tubulose portion below the backstop portion, the inside of tubulose portion has set gradually from last to down anti-rotation portion, elasticity spacing portion and the screw member, be provided with the segmentation spiro ring between anti-rotation portion and the elasticity spacing portion; the fastening bolt penetrates the stopping part and is screwed into the tubular part in a rotating mode to drive the split spiral ring to be close to the stopping part, the anti-rotation part is extruded in a rotating mode and is suitable for preventing the fastening nut from rotating in the support, the fastening bolt penetrates the elastic limiting part and is screwed into the threaded part to drive the threaded part to move upwards and extrude the elastic limiting part, and the fastening nut is suitable for being clamped into the inner side of the support.
As a further aspect of the present invention: and a plurality of anti-slip threads are uniformly arranged on the periphery of one side of the stopping part close to the tubular part.
As a further aspect of the present invention: the outer side of the tubular part is provided with a chute corresponding to the rotation-preventing part, and the chute is suitable for preventing the fastening nut from rotating on the inner side of the bracket.
As a further aspect of the present invention: the lower part of the chute is provided with a vertical groove corresponding to the elastic limiting part and is suitable for being matched with the elastic limiting part to fix the fastening nut on the bracket.
As a further aspect of the present invention: a plurality of convex blocks are arranged between the threaded part and the tubular part, and the convex blocks are fixed on the outer side of the threaded part and are suitable for preventing the threaded part from rotating on the inner side of the tubular part.
As a further aspect of the present invention: the bottom of the tubular part is provided with a backstop hole suitable for preventing the fastening bolt from loosening in the fastening nut.
As a further aspect of the present invention: and a plurality of blocking pieces are arranged on the outer side of the stopping hole and are suitable for clamping the fastening bolt.
As a further aspect of the present invention: the top of the stopping part is provided with an inclined plane groove.
As a further aspect of the present invention: the top of the fastening bolt is provided with an inner hexagonal groove, and the bottom of the fastening bolt is of an arc-shaped surface structure.
Compared with the prior art, the utility model discloses a fastening bolt rotates backstop portion and the tubulose portion that passes fastening nut in proper order, the inboard of tubulose portion has set gradually prevents the rotation portion, cut apart the spiro, spacing portion of elasticity and screw, when fastening bolt rotates to pass and cuts apart the spiro, and when the spiro is close to backstop portion is cut apart in the drive, to preventing that the rotation portion from carrying out the spun extrusion, it is protruding to form the oblique strip with the leg joint department in the outside of tubulose portion, prevent fastening nut at the support internal rotation, when fastening nut passes spacing portion of elasticity, and twist in the screw, along with fastening nut is at the screw internal rotation, the screw that the drive was fixed in tubulose portion moves up and extrudees the spacing portion of elasticity, elasticity spacing portion receives extrusion back fifty percent discount and warp, make the spacing portion of elasticity compress tightly prevent the rotation portion, and hug closely the inboard of support, go into and fix fastening nut on the support, prevent that fastening nut from taking place to rotate on the support.
Drawings
Fig. 1 is one of the overall structure and the action state of the anti-rotation fastener for the new energy automobile support of the present invention;
fig. 2 is a second schematic view of the overall structure and the action state of the anti-rotation fastener for the new energy automobile support according to the present invention;
fig. 3 is one of the schematic structural diagrams of the fastening nut of the present invention;
fig. 4 is a second schematic structural view of the fastening nut of the present invention;
FIG. 5 is a schematic view of the connection structure of the middle fastening nut and the fastening bolt of the present invention
Fig. 6 is a schematic view of the structure of the middle fastening bolt of the present invention.
Description of the reference numerals:
1-fastening a nut; 101-a stop; 102-a tubular portion; 103-an anti-rotation part; 104-an elastic limiting part; 105-a screw; 106-segmentation of a toroid; 107-non-skid lines; 108-a chute; 109-vertical slots; 110-bumps; 111-backstop holes; 112-baffle plate; 113-a bevel groove; 2-fastening bolts; 21-inner hexagonal groove; 3-a support; 4-fixation of the object.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below.
It should be noted that, in the coordinate system XYZ provided herein, the X-axis forward direction represents the right direction, the X-axis reverse direction represents the left direction, the Y-axis forward direction represents the front direction, the Y-axis reverse direction represents the rear direction, the Z-axis forward direction represents the upper direction, and the Z-axis reverse direction represents the lower direction. Also, it is noted that the terms "first," "second," and the like in the description and claims of the present invention and in the above-described drawings are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in other sequences than those illustrated or described herein.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be a mechanical connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.
In the description herein, references to the description of the terms "an example," "one example," and "one implementation," etc., mean that a particular feature, structure, material, or characteristic described in connection with the example or implementation is included in at least one example or implementation of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or implementation. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or implementations.
At the present stage, a self-tapping screw or a rivet nut is usually adopted for connecting a fixture, but in the long-term vibration process of the new energy automobile, a fastener is easy to rotate, the connected fixture is loosened, abnormal sound of the automobile is caused, and meanwhile potential safety hazards are caused.
In order to solve the above problems, as shown in fig. 1, fig. 2 and fig. 5, the utility model provides an anti-rotation fastener for new energy automobile support 3, including fastening nut 1 and fastening bolt 2, fastening nut 1 includes backstop portion 101, tubular portion 102, anti-rotation portion 103, elasticity spacing portion 104 and screw 105, be provided with tubular portion 102 below backstop portion 101, the inside of tubular portion 102 is from last to having set gradually anti-rotation portion 103, elasticity spacing portion 104 and screw 105, be provided with between anti-rotation portion 103 and the elasticity spacing portion 104 and cut apart spiro 106; the fastening bolt 2 penetrates through the stopping portion 101 and is screwed into the tubular portion 102 in a rotating mode to drive the split spiral ring 106 to be close to the stopping portion 101, the anti-rotation portion 103 is extruded in a rotating mode and is suitable for preventing the fastening nut 1 from rotating in the support 3, the fastening bolt 2 penetrates through the elastic limiting portion 104 and is screwed into the threaded piece 105 to drive the threaded piece 105 to move upwards and extrude the elastic limiting portion 104, and the fastening bolt 1 is suitable for being clamped into the inner side of the support 3.
It should be noted that, in order to fix the rotation-preventing fastener on the bracket 3 of the new energy automobile and prevent the rotation, the fastening nut 1 is inserted through the mounting hole of the bracket 3, the fastening bolt 2 is screwed into the fastening nut 1, the diameter of the stopping portion 101 is larger than that of the mounting hole, the fastening nut 1 is prevented from being inserted through the mounting hole of the bracket 3, and sufficient supporting force is provided when the fastening bolt 2 is screwed into the fastening nut 1, the tubular portion 102 and the stopping portion 101 are integrally connected, the rotation-preventing portion 103, the elastic limiting portion 104 and the screw member 105 are sequentially arranged inside the tubular portion 102 from top to bottom, in order to prevent the fastening nut 1 from rotating in the mounting hole of the bracket 3, a rotation prevention part 103 is arranged between the stopper part 101 and the elastic limiting part 104, the upper part of the rotation prevention part 103 is 2 mm higher than the inner side of the support 3, when the rotation prevention part is extruded and deformed, the friction force between the tubular part 102 and the support 3 is increased, so that the fastening nut 1 is fixed on the support 3 and the rotation prevention part 103 is pressed, the elastic limiting part 104 is arranged between the rotation prevention part 103 and the screw part 105, so that the rotation prevention part 103 and the elastic limiting part 104 are supported and divided, the rotation prevention part 103 and the elastic limiting part 104 are prevented from forming irregular shapes when being extruded, and the screw part 105 is fixed at the bottom of the inner side of the tubular part 102 so that the elastic limiting part 104 is extruded and deformed.
In order to improve the supporting force of the stopper 101, a high-hardness support ring is disposed inside the stopper 101, after the rotation preventing portion 103 is deformed by extrusion, a slanted protrusion is formed at a joint between the outside of the tubular portion 102 and the bracket 3, and a plurality of slanted grooves 108 are uniformly disposed inside the rotation preventing portion 103.
In the embodiment, firstly, a fastening nut 1 penetrates through an installation hole of a support 3, a fastening bolt 2 sequentially and clockwise rotates to penetrate through a stopping part 101 and a tubular part 102 of the fastening nut 1, an anti-rotation part 103, a split spiral ring 106, an elastic limiting part 104 and a threaded part 105 are sequentially arranged on the inner side of the tubular part 102, when the fastening bolt 2 rotates to penetrate through the split spiral ring 106 and drives the split spiral ring 106 to be close to the stopping part 101, the anti-rotation part 103 is rotationally extruded, an oblique strip-shaped bulge is formed at the joint of the outer part of the tubular part 102 and the support 3 to prevent the fastening nut 1 from rotating in the support 3, when the fastening nut 1 penetrates through the elastic limiting part 104 and is screwed into the threaded part 105, as the fastening nut 1 rotates in the threaded part 105, the threaded part 105 fixed on the tubular part 102 is driven to move upwards and extrude the elastic limiting part 104, the elastic limiting part 104 is extruded and then folded and deformed to enable the elastic limiting part 104 to tightly press the anti-rotation part 103 and tightly attach to the inner side of the support 3, the fastening nut 1 is clamped on the support 3, the anti-rotation part 103 is pressed, and the fastening nut 1 is prevented from rotating on the support 3; the fastening bolt 2 is turned counterclockwise out of the fastening nut 1, the fixture 4 is placed between the fastening nut 1 and the fastening bolt 2, and the fastening bolt 2 is screwed into the fastening nut 1 clockwise again.
In an embodiment of the present invention, as shown in fig. 3, a plurality of anti-slip threads 107 are uniformly arranged around one side of the stopping portion 101 close to the tubular portion 102.
In order to increase the friction force between the fastening nut 1 and the upper portion of the bracket 3, the anti-rotation portion 103 is used to prevent the fastening nut 1 from rotating on the bracket 3, and a plurality of anti-slip threads 107 are uniformly arranged around the side of the stopping portion 101 close to the tubular portion 102.
In an embodiment of the present invention, as shown in fig. 3, the outer side of the tubular part 102 is provided with a chute 108 corresponding to the rotation-preventing part 103, adapted to prevent the fastening nut 1 from rotating inside the bracket 3.
In order to form a tapered protrusion when the rotation preventing portion 103 is deformed by compression, increase the friction between the fastening nut 1 and the bracket 3, and prevent the fastening nut 1 from rotating inside the bracket 3, a tapered groove 108 corresponding to the rotation preventing portion 103 is provided outside the tubular portion 102.
In an embodiment of the present invention, as shown in fig. 3, a vertical groove 109 corresponding to the elastic limiting portion 104 is disposed at a lower portion of the chute 108, and is adapted to cooperate with the elastic limiting portion 104 to fix the fastening nut 1 on the bracket 3.
In order to facilitate the elastic stopper 104 to be folded in two and deformed when being pressed, the fastening nut 1 is fixed to the bracket 3 and the rotation preventing portion 103 is pressed, and a vertical groove 109 corresponding to the elastic stopper 104 is provided at a lower portion of the inclined groove 108.
In an embodiment of the present invention, as shown in fig. 1, a plurality of protrusions 110 are disposed between the screw member 105 and the tubular portion 102, and the protrusions 110 are fixed on the outer side of the screw member 105 and adapted to prevent the screw member 105 from rotating inside the tubular portion 102.
In order to prevent the screw 105 from rotating inside the tubular portion 102, a plurality of projections 110 are provided between the screw 105 and the tubular portion 102, and the projections 110 are fixed to the outside of the screw 105.
In an embodiment of the present invention, as shown in fig. 3, the bottom of the tubular part 102 is provided with a retaining hole 111 adapted to prevent the fastening bolt 2 from loosening in the fastening nut 1.
In order to fix the fastening bolt 2 in the fastening nut 1 and prevent the fastening bolt 2 from being loosened due to vibration of the new energy automobile during traveling, a retaining hole 111 is provided in the bottom of the tubular portion 102.
In an embodiment of the present invention, as shown in fig. 3, a plurality of blocking pieces 112 are disposed outside the stopping hole 111 and adapted to clamp the fastening bolt 2.
In order to support the retreat-stopping hole 111 and to clamp and fix the fastening bolt 2 in the fastening nut 1, a plurality of stopper pieces 112 are provided outside the retreat-stopping hole.
In an embodiment of the present invention, as shown in fig. 4, the top of the stopping portion 101 is provided with a slope groove 113.
In order to facilitate the fastening of the fastening bolt 2 to the upper portion of the fastening nut 1, a sloped groove 113 is provided on the top of the stopper 101.
In an embodiment of the present invention, as shown in fig. 6, an inner hexagonal groove 21 is formed at the top of the fastening bolt 2, and the bottom of the fastening bolt 2 adopts an arc-shaped surface structure.
It should be noted that, in order to facilitate screwing fastening bolt 2 into fastening nut 1, hexagon socket head 21 has been seted up at fastening bolt 2's top, because fastening bolt 2's top is arranged in the support 3 outside, receive the erosion for a long time, can rust, for the heavy groove of cross, fastening bolt 2 is twisted in the later stage of being convenient for, improve the fastener quality, in order to facilitate passing stopping hole 111 and separation blade 112, prevent that fastening bolt 2 from causing stopping hole 111 and separation blade 112 angle too big, influence the clamp effect, adopt the arcwall face structure in fastening bolt 2's bottom, make fastening bolt 2 prop open stopping hole 111 and separation blade 112 in order, make stopping hole 111 and separation blade 112 card go into in fastening bolt 2's the thread groove.
Although the present disclosure has been described above, the scope of the present disclosure is not limited thereto. Various changes and modifications may be made by those skilled in the art without departing from the spirit and scope of the present disclosure, and these changes and modifications are intended to fall within the scope of the present disclosure.
Claims (9)
1. The anti-rotation fastener for the new energy automobile support comprises a fastening nut (1) and a fastening bolt (2), and is characterized in that the fastening nut (1) comprises a stopping part (101), a tubular part (102), an anti-rotation part (103), an elastic limiting part (104) and a threaded part (105), the tubular part (102) is arranged below the stopping part (101), the anti-rotation part (103), the elastic limiting part (104) and the threaded part (105) are sequentially arranged in the tubular part (102) from top to bottom, and a split spiral ring (106) is arranged between the anti-rotation part (103) and the elastic limiting part (104); the fastening bolt (2) penetrates through the stopping portion (101), is screwed into the tubular portion (102) in a rotating mode, drives the split spiral ring (106) to be close to the stopping portion (101), rotationally extrudes the anti-rotation portion (103), is suitable for preventing the fastening nut (1) from rotating in the support (3), penetrates through the elastic limiting portion (104), is screwed into the threaded piece (105), drives the threaded piece (105) to move upwards and extrude the elastic limiting portion (104), and is suitable for clamping the fastening nut (1) into the inner side of the support (3).
2. The anti-rotation fastener for the bracket of the new energy automobile is characterized in that a plurality of anti-slip threads (107) are uniformly arranged on the periphery of one side, close to the tubular part (102), of the stopping part (101).
3. The anti-rotation fastener for the bracket of the new energy automobile as claimed in claim 2, characterized in that the outside of the tubular part (102) is provided with a tapered slot (108) corresponding to the anti-rotation part (103) adapted to prevent the fastening nut (1) from rotating inside the bracket (3).
4. The anti-rotation fastener for the new energy automobile bracket is characterized in that a vertical groove (109) corresponding to the elastic limiting part (104) is formed in the lower portion of the inclined groove (108) and is suitable for being matched with the elastic limiting part (104) to fix the fastening nut (1) on the bracket (3).
5. An anti-rotation fastener for a bracket of a new energy automobile according to claim 1, characterized in that a plurality of protrusions (110) are provided between the screw member (105) and the tubular part (102), the protrusions (110) being fixed to the outside of the screw member (105) and adapted to prevent the screw member (105) from rotating inside the tubular part (102).
6. The anti-rotation fastener for new energy automobile bracket as claimed in claim 1, characterized in that the bottom of the tubular part (102) is provided with a backstop hole (111) adapted to prevent the fastening bolt (2) from loosening inside the fastening nut (1).
7. The anti-rotation fastener for the bracket of the new energy automobile is characterized in that a plurality of blocking pieces (112) are arranged outside the retaining hole (111) and are suitable for clamping the fastening bolt (2).
8. The anti-rotation fastener for the bracket of the new energy automobile as claimed in claim 2, characterized in that the top of the stopping portion (101) is provided with a slope groove (113).
9. The anti-rotation fastener for the new energy automobile support is characterized in that an inner hexagonal groove (21) is formed in the top of the fastening bolt (2), and the bottom of the fastening bolt (2) is of an arc-shaped surface structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221805229.9U CN217633392U (en) | 2022-07-13 | 2022-07-13 | A prevent rotating fastener for new energy automobile support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221805229.9U CN217633392U (en) | 2022-07-13 | 2022-07-13 | A prevent rotating fastener for new energy automobile support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217633392U true CN217633392U (en) | 2022-10-21 |
Family
ID=83634898
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221805229.9U Active CN217633392U (en) | 2022-07-13 | 2022-07-13 | A prevent rotating fastener for new energy automobile support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217633392U (en) |
-
2022
- 2022-07-13 CN CN202221805229.9U patent/CN217633392U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: An anti rotation fastener for the bracket of new energy vehicles Granted publication date: 20221021 Pledgee: Guanlan Sub Branch of Shenzhen Rural Commercial Bank Co.,Ltd. Pledgor: SHENZHEN JIEYANG HARDWARE Co.,Ltd. Registration number: Y2024980001002 |