CN218494004U - Screw anti-dismounting assembly - Google Patents
Screw anti-dismounting assembly Download PDFInfo
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- CN218494004U CN218494004U CN202222440476.XU CN202222440476U CN218494004U CN 218494004 U CN218494004 U CN 218494004U CN 202222440476 U CN202222440476 U CN 202222440476U CN 218494004 U CN218494004 U CN 218494004U
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Abstract
The utility model discloses a screw anti-dismantling component, which comprises a bolt and a nut; the bolt is provided with a bolt head and a thread section, a first anti-loosening cover assembly is arranged on the bolt head and comprises a first anti-loosening outer cover and a first anti-loosening inner cover, a second anti-loosening cover assembly is arranged on the nut and comprises a second anti-loosening outer cover and a second anti-loosening inner cover, the first anti-loosening inner cover and the second anti-loosening inner cover are respectively provided with a first elastic buckle extending outwards in a protruding mode, the outer end of each first elastic buckle is outwards far away from the inner end of the corresponding bolt head, and the inner end of the nut forms a suspension; the inner circumferences of the first anti-loosening outer cover and the second anti-loosening outer cover are both provided with a first buckle groove, the outer end of the first elastic buckle is clamped into the first buckle groove, the first buckle groove is formed by the structural design and the matching between the bolt and the nut, and the first anti-loosening inner cover and the second anti-loosening inner cover are prevented from being separated from the corresponding first anti-loosening outer cover and the second anti-loosening outer cover, so that the anti-disassembling effect of the bolt and the nut is achieved, and the installation is convenient.
Description
Technical Field
The utility model belongs to the technical field of the screw technique and specifically relates to indicate a subassembly is prevented tearing open by screw.
Background
The screw is a tool for fastening parts of an object step by utilizing the physics and mathematical principles of the inclined circular rotation and friction of the object, the screw is a general expression of the fastener, and the screw is an indispensable industrial necessity in daily life and has the following words: extremely small screws used for cameras, glasses, clocks, electronics, and the like; general screws for televisions, electric appliances, musical instruments, furniture, and the like; large screws and nuts are used for engineering, buildings and bridges; the screws with different head shapes are used for traffic appliances, airplanes, trolleys, automobiles, etc. and have the functions of safety, anti-dismantling, anti-theft and damage protection.
In the prior art, a split type anti-disassembly screw is disclosed, for example, CN216951234U, which includes a screw post, a screw head is screwed at one end of the screw post, a screw groove is formed at one end of the screw post, a threaded rod is formed at one end of the screw head, an anti-disassembly seat is sleeved at one end of the screw post, an anti-disassembly cover is arranged on a top cover of the anti-disassembly seat, and the anti-disassembly seat is connected with the anti-disassembly cover through a clamping manner; the screw post and the screw head of this screw establish through revolving and be connected, when the installation is fixed, need use the screw of different length, can take out applicable screw post and screw head and be connected, screw post and screw head different through the equipment, can improve the application scope of this screw, it establishes to block through anti-tear seat and anti-tear cover and prevents that the screw head table from revealing outside, lead to being dismantled, the packing groove has been seted up to the inboard of anti-tear seat, when anti-tear seat and anti-tear cover card establish, can beat into powerful solid glue in the packing groove, make anti-tear seat and anti-tear cover accessible pothook carry out stable card and establish, prevent that the anti-tear cover from dropping, this kind of clamp establishes through anti-tear seat and anti-tear cover and prevent that the screw head table reveals outside, lead to being dismantled, the packing groove has been seted up to the inboard of anti-tear seat, when anti-tear seat and anti-tear cover card establish, can beat into powerful solid glue in the packing groove, make anti-tear seat and anti-tear cover accessible card establish stable card and prevent that the card from stealing, this kind of seat and anti-tear the one end of anti-tear the screw head and experience that the screw head can only go through the influence of the easy getting into, and can only the influence of the strong glue of the one end of the lock in the case of the lock of the case of the anti-tear seat of the anti-tear, and can only, it can be established in the case of the case, the case of the anti-tear.
Therefore, a new technical solution is needed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model discloses to the disappearance that prior art exists, its main objective provides a screw is prevented tearing open subassembly, and it is through structural design and cooperation between bolt and the nut, utilizes the cooperation of first elastic buckle and first buckle groove, the outer end card of first elastic buckle is gone into first buckle inslot to prevent that first locking inner cup, the locking inner cup of second are deviate from corresponding first locking enclosing cover, the locking enclosing cover of second, thereby play the effect that bolt and nut anti-disassembly, its overall structure is simple, simple to operate.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a screw anti-disassembly component comprises a bolt and a nut; the bolt is provided with a bolt head and a threaded section connected to one end of the bolt head, and the nut is in threaded connection with the threaded section; the method is characterized in that:
the bolt head is provided with a first anti-loosening cover assembly, the first anti-loosening cover assembly comprises a first anti-loosening outer cover and a first anti-loosening inner cover, the first anti-loosening outer cover is covered on the inner end of the bolt head, and the first anti-loosening inner cover is covered on the outer end of the bolt head and is embedded in the first anti-loosening outer cover;
the nut is provided with a second anti-loosening cover assembly, the second anti-loosening cover assembly comprises a second anti-loosening outer cover and a second anti-loosening inner cover, the second anti-loosening outer cover is covered at the inner end of the nut, and the second anti-loosening inner cover is covered at the outer end of the nut and is embedded in the second anti-loosening outer cover;
the first anti-loosening inner cover and the second anti-loosening inner cover are respectively provided with a first elastic buckle extending outwards in a protruding mode, the inner end of each first elastic buckle is connected to the peripheral side wall of the corresponding first anti-loosening inner cover and the second anti-loosening inner cover and is close to the inner end of the corresponding bolt head and the inner end of the corresponding nut, and the outer end of each first elastic buckle is outwards far away from the inner end of the corresponding bolt head and the inner end of the corresponding nut to form a suspension; the inner peripheries of the first anti-loosening outer cover and the second anti-loosening outer cover are provided with first buckle grooves, and the outer end of the first elastic buckle is clamped into the first buckle grooves.
As an optimal scheme, the outer peripheries of the first anti-loose outer cover and the second anti-loose outer cover are all provided with annular convex portions, correspondingly, the inner peripheries of the first anti-loose outer cover and the second anti-loose outer cover are all provided with annular grooves corresponding to the annular convex portions, inner guide inclined planes and outer end stop faces are arranged in the annular grooves, the annular grooves serve as first clamping grooves, the outer ends of the first elastic clamping buckles are clamped in the annular grooves from the inner guide inclined planes, the outer ends of the first elastic clamping buckles are limited on the outer end stop faces, the structural design is ingenious, the structural design of the first elastic clamping buckles and the annular convex portions improves the connection stability between the first anti-loose outer cover and the second anti-loose outer cover, the first anti-loose inner cover and the second anti-loose inner cover are prevented from being separated, so that locking of nuts and bolt heads is formed respectively, and the anti-disassembly effect of bolts is achieved.
As a preferred scheme, the first anti-loosening outer cover is provided with a first avoidance hole, the first anti-loosening outer cover is covered at the inner end of the bolt head, and the thread section penetrates through the first avoidance hole; correspondingly, the second anti-loosening outer cover is provided with a second avoiding hole, the second anti-loosening outer cover covers the inner end of the nut, the thread section penetrates through the second avoiding hole, and the hole is avoided in design, so that the thread section can penetrate through the hole.
As a preferable scheme, the second anti-loosening inner cover is provided with a through hole, the threaded section penetrates through the through hole and extends out of the second anti-loosening inner cover, the structural design is simple, and the threaded section penetrates through the outside of the second anti-loosening inner cover to form connection of a bolt and the second anti-loosening inner cover.
As a preferred scheme, the first anti-loose outer cover and the second anti-loose outer cover are respectively provided with a second elastic buckle which extends inwards in a protruding manner, the outer end of each second elastic buckle is connected to the peripheral side wall of the corresponding first anti-loose outer cover and the second anti-loose outer cover and is far away from the inner end of the corresponding bolt head and the inner end of the corresponding nut, and the inner ends of the second elastic buckles are inwards close to the inner end of the corresponding bolt head and the inner end of the corresponding nut to form a suspension;
the inner periphery of first locking enclosing cover, the locking enclosing cover of second is provided with second buckle groove, first elasticity buckle card is gone into in the second elasticity buckle, first elasticity buckle's outer end is subject to the second buckle inslot, and its structural design is ingenious, through the structural design of first elasticity buckle and second elasticity buckle, improves the connection steadiness between first locking enclosing cover, the locking enclosing cover of second and first locking inner cup, the locking inner cup of second, prevents that the first elasticity buckle of first locking inner cup, the locking inner cup of second from deviating from the second buckle groove of first locking enclosing cover, the locking of second locking enclosing cover to form nut and bolt head respectively, plays the effect that the bolt was prevented dismantling.
As an optimal scheme, a second buckle groove is formed between the second elastic buckle and the corresponding first anti-loose outer cover and the second anti-loose outer cover, the inner end of the second elastic buckle is in suspension towards the inner end of the second buckle groove close to the corresponding bolt head and the inner end of the nut, the structural design is ingenious, and the second buckle groove is formed simply and quickly.
Compared with the prior art, the utility model obvious advantage and beneficial effect have, particularly, can know by above-mentioned technical scheme, it mainly is through structural design and cooperation between bolt and the nut, first locking enclosing cover and first locking inner cup are installed respectively to the surface of bolt head, the surface of nut installs the locking enclosing cover of second and the locking inner cup of second respectively, utilizes the cooperation in first elastic buckle and first buckle groove, first buckle inslot is gone into to first elastic buckle's outer end card to prevent that first locking inner cup, the locking inner cup of second are deviate from corresponding first locking enclosing cover, the locking enclosing cover of second, thereby play bolt and nut anti-disassembly's effect, its overall structure is simple, simple to operate.
To illustrate the structural features and functions of the present invention more clearly, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
Drawings
Fig. 1 is a perspective view of a first embodiment of the present invention;
fig. 2 is an exploded view of a first embodiment of the present invention;
fig. 3 is a cross-sectional view of a first embodiment of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 3 at A;
fig. 5 is an exploded view of a second embodiment of the present invention;
fig. 6 is a cross-sectional view of a second embodiment of the present invention;
fig. 7 is a partially enlarged view at B in fig. 6.
Description of the figures:
10. bolt 101, bolt head
102. Threaded section 11 and first anti-loosening cover assembly
12. First anti-loosening outer cover 13 and first anti-loosening inner cover
121. First avoidance hole 14 and first elastic buckle
20. Nut 21 and second anti-loose cover assembly
22. Second anti-loose outer cover 23 and second anti-loose inner cover
24. First snap groove 25, annular protrusion
221. Second escape hole 231, through hole
241. Inner end guide slope 242, outer end stop surface
30. A second elastic buckle 31 and a second buckle groove.
Detailed Description
Fig. 1 to 7 show specific structures of various embodiments of the present invention.
In the description of the present invention, it should be noted that, for the orientation words, such as the terms "upper", "lower", "front", "rear", "left", "right", etc., it indicates the orientation and the positional relationship shown in the drawings or when the device is normally worn and used, and only for the convenience of describing the present invention and simplifying the description, but not for indicating or implying that the device or the element to be referred must have a specific orientation, be constructed and operated in a specific orientation, and should not be construed as limiting the specific protection scope of the present invention.
Fig. 1 to 4 show a specific structure of a first embodiment of the present invention.
A screw tamper assembly includes a bolt 10 and a nut 20.
The bolt 10 has a bolt head 101 and a threaded section 102 connected to one end of the bolt head 101, and the nut 20 is threadedly connected to the threaded section 102; install first locking lid subassembly 11 on the bolt head 101, first locking lid subassembly 11 is including first locking enclosing cover 12 and first locking inner cup 13, the inner of bolt head 101 is located to first locking enclosing cover 12 cover, first locking enclosing cover 12 has first dodge hole 121, the inner of bolt head 101 is located to first locking enclosing cover 12 cover, screw thread section 102 passes first dodge hole 121. The first anti-loosening inner cover 13 covers the outer end of the bolt head 101 and is embedded in the first anti-loosening outer cover 12; first locking inner cup 13, the locking inner cup 23 of second all are provided with toward the protruding first elasticity buckle 14 of establishing the extension, first elasticity buckle 14 is the elastic arm, first elasticity buckle 14's the inner is connected in corresponding first locking inner cup 13, the locking inner cup 23's of second week lateral wall and is close to the inner of corresponding bolt head 101, the inner of nut 20, the outer end of first elasticity buckle 14 is established as the formation of elasticity free end toward keeping away from the inner of corresponding bolt head 101 outward, the inner of nut 20 and hangs.
The nut 20 is provided with a second anti-loosening cover assembly 21, the second anti-loosening cover assembly 21 comprises a second anti-loosening outer cover 22 and a second anti-loosening inner cover 23, the second anti-loosening outer cover 22 is covered at the inner end of the nut 20, and the second anti-loosening inner cover 23 is covered at the outer end of the nut 20 and is embedded in the second anti-loosening outer cover 22; the inner peripheries of the first anti-loose outer cover 12 and the second anti-loose outer cover 22 are both provided with a first buckling groove 24, and the outer end of the first elastic buckle 14 is clamped in the first buckling groove 24.
The outer peripheries of the first anti-loose outer cover 12 and the second anti-loose outer cover 22 are provided with annular convex portions 25, correspondingly, the inner peripheries of the first anti-loose outer cover 12 and the second anti-loose outer cover 22 are provided with annular grooves corresponding to the annular convex portions 25, inner end guide inclined surfaces 241 and outer end stop surfaces 242 are arranged in the annular grooves, the annular grooves are used as first clamping grooves 24, the outer ends of the first elastic clamping buckles 14 are clamped in the annular grooves from the inner end guide inclined surfaces 241, the outer ends of the first elastic clamping buckles 14 are limited on the outer end stop surfaces 242, the structural design is ingenious, the structural design of the first elastic clamping buckles 14 and the annular convex portions 25 improves the connection stability between the first anti-loose outer cover 12 and the second anti-loose outer cover 22 and the first anti-loose inner cover 13 and the second anti-loose inner cover 23, the first anti-loose inner cover 13 and the second anti-loose inner cover 23 are prevented from falling off, so that the nut 20 and the bolt head 101 are locked respectively, and the bolt 10 is prevented from being disassembled.
The second anti-loosening inner cover 23 is provided with a through hole 231, the threaded section 102 penetrates through the through hole 231 and extends out of the second anti-loosening inner cover 23, the structural design is simple, and the threaded section 102 penetrates through the second anti-loosening inner cover 23 to form connection of the bolt 10 and the second anti-loosening inner cover 23. Correspondingly, the second anti-loose outer cover 22 has a second avoidance hole 221, the second anti-loose outer cover 22 covers the inner end of the nut 20, and the thread section 102 passes through the second avoidance hole 221.
Detailed description the assembly process of this embodiment is as follows:
firstly, the bolt 10 passes through the first avoidance hole 121 by using the threaded section 102, at this time, the bolt head 101 is covered at the inner end of the first anti-loosening outer cover 12, and the first anti-loosening inner cover 13 is embedded inside the first anti-loosening outer cover 12 and covered at the outer end of the bolt head 101; then, the nut 20 is disposed at an inner end of the second anti-loose outer cap 22, the thread section 102 passes through the second avoiding hole 221 and is connected to the nut 20, and passes through the through hole 231 to extend out of the second anti-loose inner cap 23, the second anti-loose inner cap 23 is embedded inside the second anti-loose outer cap 22 and covers an outer end of the nut 20, an outer end of the first elastic buckle 14 is clamped in the annular groove from the inner end guide inclined plane 241, an outer end of the first elastic buckle 14 is limited on the outer end stop plane 242, and the connection stability between the first anti-loose outer cap 12 and the second anti-loose outer cap 22 and the first anti-loose inner cap 13 and the second anti-loose inner cap 23 is improved by matching the first elastic buckle 14 with the annular convex portion 25, so as to prevent the first anti-loose inner cap 13 and the second anti-loose inner cap 23 from being separated, thereby respectively forming locking of the nut 20 and the bolt head 101, and playing a role of preventing the bolt 10 from being disassembled.
Referring to fig. 5 to 7, a specific structure of a second embodiment of the present invention is shown, which is substantially the same as the specific structure of the first embodiment, and the main difference is:
first locking enclosing cover 12, the locking enclosing cover 22 of second all are provided with and inwards protruding establish the second elasticity buckle 30 that extends, preferably, second elasticity buckle 30 all extends the setting to inside interval along the periphery of corresponding first locking enclosing cover 12, the locking enclosing cover 22 of second. The outer end of the second elastic buckle 30 is connected to the peripheral side walls of the corresponding first anti-loose outer cover 12 and the second anti-loose outer cover 22 and is far away from the inner end of the corresponding bolt head 101 and the inner end of the nut 20, and the inner end of the second elastic buckle 30 is used as an elastic free end and is inwardly close to the inner end of the corresponding bolt head 101 and the inner end of the nut 20 to form a suspension; the inner peripheral sides of the first anti-loose outer cover 12 and the second anti-loose outer cover 22 are provided with second buckle grooves 31, preferably, the second elastic buckle 30 and the corresponding first anti-loose outer cover 12 and the second anti-loose outer cover 22 form second buckle grooves 31 therebetween, the inner ends of the second elastic buckle 30 are formed in a suspended manner towards the inner ends of the second buckle grooves 31 close to the corresponding bolt heads 101 and the inner ends of the nuts 20, the structural design is ingenious, and the second buckle grooves 31 are formed simply and quickly.
The first elastic buckle 14 is clamped into the second elastic buckle 30, the outer end of the first elastic buckle 14 is limited in the second buckle groove 31, the structural design is ingenious, through the structural design of the first elastic buckle 14 and the second elastic buckle 30, the connection stability between the first anti-loose outer cover 12 and the second anti-loose outer cover 22 and the first anti-loose inner cover 13 and the second anti-loose inner cover 23 is improved, the first elastic buckle 14 of the first anti-loose inner cover 13 and the second anti-loose inner cover 23 is prevented from being separated from the second buckle groove 31 of the first anti-loose outer cover 12 and the second anti-loose outer cover 22, and therefore locking of the nut 20 and the bolt head 101 is formed respectively, and the anti-disassembling effect of the bolt 10 is achieved.
The utility model discloses a design is emphasized, and it is mainly through structural design and the cooperation between bolt and the nut, first locking enclosing cover and first locking inner cup are installed respectively to the surface of bolt head, the surface of nut installs the locking enclosing cover of second and the locking inner cup of second respectively, utilizes the cooperation in first elastic buckle and first buckle groove, first buckle inslot is gone into to the outer end card of first elastic buckle to prevent that first locking inner cup, the locking inner cup of second are deviate from corresponding first locking enclosing cover, the locking outer cover of second, thereby play bolt and nut anti-disassembly's effect, its overall structure is simple, simple to operate.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the technical scope of the present invention, so that any slight modifications, equivalent changes and modifications made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.
Claims (6)
1. A screw anti-dismounting component comprises a bolt and a nut; the bolt is provided with a bolt head and a threaded section connected to one end of the bolt head, and the nut is in threaded connection with the threaded section; the method is characterized in that:
the bolt head is provided with a first anti-loosening cover assembly, the first anti-loosening cover assembly comprises a first anti-loosening outer cover and a first anti-loosening inner cover, the first anti-loosening outer cover is covered on the inner end of the bolt head, and the first anti-loosening inner cover is covered on the outer end of the bolt head and is embedded in the first anti-loosening outer cover;
the nut is provided with a second anti-loosening cover assembly, the second anti-loosening cover assembly comprises a second anti-loosening outer cover and a second anti-loosening inner cover, the second anti-loosening outer cover is covered at the inner end of the nut, and the second anti-loosening inner cover is covered at the outer end of the nut and is embedded in the second anti-loosening outer cover;
the first anti-loosening inner cover and the second anti-loosening inner cover are respectively provided with a first elastic buckle extending outwards in a protruding mode, the inner end of each first elastic buckle is connected to the peripheral side wall of the corresponding first anti-loosening inner cover and the second anti-loosening inner cover and is close to the inner end of the corresponding bolt head and the inner end of the corresponding nut, and the outer end of each first elastic buckle is outwards far away from the inner end of the corresponding bolt head and the inner end of the corresponding nut to form a suspension; the inner peripheries of the first anti-loosening outer cover and the second anti-loosening outer cover are provided with first buckle grooves, and the outer end of the first elastic buckle is clamped into the first buckle grooves.
2. The screw tamper assembly of claim 1, wherein: the outer peripheral direction of first locking enclosing cover, the locking enclosing cover of second all is provided with annular convex part, correspondingly, the interior week of first locking enclosing cover, the locking enclosing cover of second all is provided with the annular groove that corresponds with annular convex part, inner guide inclined plane and outer end backstop face have in the annular groove, the annular groove is as first buckle groove, the outer end of first elasticity buckle is from inner guide inclined plane card in the annular groove, the outer end of first elasticity buckle is subject to on the outer end backstop face.
3. The screw tamper assembly of claim 1 or 2, wherein: the first anti-loosening outer cover is provided with a first avoidance hole, the first anti-loosening outer cover is covered at the inner end of the bolt head, and the thread section penetrates through the first avoidance hole; correspondingly, the second anti-loosening outer cover is provided with a second avoiding hole, the second anti-loosening outer cover covers the inner end of the nut, and the thread section penetrates through the second avoiding hole.
4. The screw tamper assembly of claim 3, wherein: the second anti-loosening inner cover is provided with a through hole, and the thread section penetrates through the through hole and extends out of the second anti-loosening inner cover.
5. The screw tamper assembly of claim 1, wherein: the first anti-loosening outer cover and the second anti-loosening outer cover are respectively provided with a second elastic buckle which extends inwards in a protruding mode, the outer end of each second elastic buckle is connected to the peripheral side wall of the corresponding first anti-loosening outer cover and the second anti-loosening outer cover and is far away from the inner end of the corresponding bolt head and the inner end of the corresponding nut, and the inner end of each second elastic buckle is inwards close to the inner end of the corresponding bolt head and the inner end of the corresponding nut to form a suspension; the inner peripheral sides of the first anti-loosening outer cover and the second anti-loosening outer cover are provided with second buckle grooves, the first elastic buckle is clamped into the second elastic buckle, and the outer end of the first elastic buckle is limited in the second buckle grooves.
6. The screw tamper assembly of claim 5, wherein: and a second buckle groove is formed between the second elastic buckle and the corresponding first anti-loosening outer cover and the second anti-loosening outer cover, and the inner end of the second elastic buckle is in suspension towards the second buckle groove and close to the inner end of the corresponding bolt head and the inner end of the nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222440476.XU CN218494004U (en) | 2022-09-15 | 2022-09-15 | Screw anti-dismounting assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222440476.XU CN218494004U (en) | 2022-09-15 | 2022-09-15 | Screw anti-dismounting assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218494004U true CN218494004U (en) | 2023-02-17 |
Family
ID=85190347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222440476.XU Active CN218494004U (en) | 2022-09-15 | 2022-09-15 | Screw anti-dismounting assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218494004U (en) |
-
2022
- 2022-09-15 CN CN202222440476.XU patent/CN218494004U/en active Active
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