CN210461324U - Quick bolt with protection function - Google Patents
Quick bolt with protection function Download PDFInfo
- Publication number
- CN210461324U CN210461324U CN201921299629.5U CN201921299629U CN210461324U CN 210461324 U CN210461324 U CN 210461324U CN 201921299629 U CN201921299629 U CN 201921299629U CN 210461324 U CN210461324 U CN 210461324U
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- China
- Prior art keywords
- bolt
- spacing
- pole
- bolt pole
- elasticity
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Abstract
The utility model provides a take protect function's quick bolt, includes bolt pole and the spacing protective sheath of bolt, and the head of bolt pole alternates in the spacing protective sheath of bolt, and the tip center department of the spacing protective sheath of bolt is provided with bolt pole limit stop, and the afterbody of bolt pole is equipped with annular spacing recess, and annular spacing recess's lateral part interval is equipped with two spacing posts of elasticity, and the spacing post of elasticity can freely stretch out and draw back on the bolt pole under the exogenic action. The utility model discloses afterbody at the bolt pole is equipped with the spacing recess of annular, and the lateral part interval of the spacing recess of annular is equipped with two spacing posts of elasticity, and the spacing post of elasticity can be in under the exogenic action freely stretch out and draw back on the bolt pole. The tip center department of the spacing protective sheath of bolt is provided with bolt pole limit stop, is equipped with the spring between the head of bolt pole limit stop and bolt pole, when pressing down the bolt pole, according to the compression degree of spring, if the spring compression reached the limit, just stopped external force extrusion bolt pole, can prevent that the bolt pole from excessively inserting or destroying equipment.
Description
Technical Field
The utility model relates to a bolt, in particular to take protect function's quick bolt.
Background
At present, the existing bolt does not generally have a function of limiting protection, but achieves a protection function through the fixed length of the bolt, while the bolt is completely fixed after being inserted into the bolt in use, but cannot be used on certain specific equipment, such as die positioning, turning and the like, and if the positioning pin cannot achieve the fit degree between the equipment, the equipment is damaged or defective products are generated.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the above-mentioned defect of prior art, provide a take protect function's quick bolt.
For solving the above-mentioned defect of prior art, the utility model provides a technical scheme is: the utility model provides a take protect function's quick bolt, includes bolt pole and the spacing protective sheath of bolt, the head of bolt pole alternates in the spacing protective sheath of bolt, the tip center department of the spacing protective sheath of bolt is provided with bolt pole limit stop, bolt pole limit stop with be equipped with the spring between the head of bolt pole, the afterbody of bolt pole is equipped with annular spacing recess, the lateral part interval of annular spacing recess is equipped with two spacing posts of elasticity, the spacing post of elasticity can be in under the exogenic action freely stretch out and draw back on the bolt pole.
As the utility model discloses take an improvement of protect function's quick bolt, be connected with a spring on the spacing post of elasticity, spring mounting is in the afterbody spring inslot of bolt pole, the initial extension length of the spacing post of elasticity is greater than the degree of depth of annular spacing recess.
As an improvement of the fast plug with protection function of the utility model, the tail of the plug rod is also provided with a leading-in part, and the surface of the leading-in part is a flat-bottom cylindrical surface.
As the utility model discloses take an improvement of protect function's quick bolt, the other end of the spacing protective sheath of bolt is equipped with coniform inclined plane and embedding portion, the embedding portion is square.
As the utility model discloses take an improvement of protect function's quick bolt, the tip edge interval of the spacing protective sheath of bolt is equipped with the sheath blade that three arc outwards stretches out, is equipped with the locating hole on one of them sheath blade, and the contained angle between two other sheath blades is greater than 120 degrees and is less than 180 degrees.
Compared with the prior art, the utility model has the advantages that: the utility model discloses afterbody at the bolt pole is equipped with the spacing recess of annular, and the lateral part interval of the spacing recess of annular is equipped with two spacing posts of elasticity, and the spacing post of elasticity can be in under the exogenic action freely stretch out and draw back on the bolt pole. The tip center department of the spacing protective sheath of bolt is provided with bolt pole limit stop, is equipped with the spring between the head of bolt pole limit stop and bolt pole, when pressing down the bolt pole, according to the compression degree of spring, if the spring compression reached the limit, just stopped external force extrusion bolt pole, can prevent that the bolt pole from excessively inserting or destroying equipment.
Drawings
The invention and its advantageous technical effects are described in further detail below with reference to the accompanying drawings and embodiments, in which:
fig. 1 is a front view of the present invention.
Fig. 2 is a rear view of the present invention.
Fig. 3 is a side view of the present invention.
Reference symbol names: 1. bolt pole 2, the spacing protective sheath of bolt 3, bolt pole limit stop 4, annular spacing recess 5, the spacing post of elasticity 6, guide-in portion 7, coniform inclined plane 8, embedding portion 9, sheath blade 10, locating hole.
Detailed Description
The invention will be further described below with reference to the drawings and specific examples, but the embodiments of the invention are not limited thereto.
As shown in fig. 1, a take protect function's quick bolt, including bolt pole 1 and the spacing protective sheath 2 of bolt, the head of bolt pole 1 alternates in the spacing protective sheath 2 of bolt, the tip center department of the spacing protective sheath 2 of bolt is provided with bolt pole limit stop 3, be equipped with the spring between the head of bolt pole limit stop 3 and bolt pole 1, the afterbody of bolt pole 1 is equipped with annular spacing recess 4, the lateral part interval of annular spacing recess 4 is equipped with two spacing posts 5 of elasticity, spacing post 5 of elasticity can freely stretch out and draw back on bolt pole 1 under the exogenic action.
Preferably, the elastic limit column 5 is connected with a spring, the spring is arranged in a tail spring groove of the bolt rod 1, and the initial extension length of the elastic limit column 5 is greater than the depth of the annular limit groove 4.
Preferably, the tail part of the latch rod 1 is also provided with a lead-in part 6, and the surface of the lead-in part 6 is a flat-bottomed cylindrical surface.
Preferably, the other end of the bolt limiting protective sleeve 2 is provided with a conical inclined surface 7 and an embedded part 8, and the embedded part 8 is square.
Preferably, the edge of the end of the plug pin limiting protective sleeve 2 is provided with three arc-shaped sheath blades 9 extending outwards at intervals, one of the sheath blades 9 is provided with a positioning hole 10, and the included angle between the other two sheath blades 9 is larger than 120 degrees and smaller than 180 degrees.
The utility model discloses afterbody at the bolt pole is equipped with annular spacing recess 4, and annular spacing recess 4's lateral part interval is equipped with two spacing posts of elasticity, and the spacing post of elasticity can freely stretch out and draw back on the bolt pole under the exogenic action. The tip center department of the spacing protective sheath of bolt 2 is provided with bolt pole limit stop 3, is equipped with the spring between the head of bolt pole limit stop and bolt pole, when pressing down the bolt pole, according to the compression degree of spring, if the spring compression reached the limit, just stopped external force extrusion bolt pole, can prevent that the bolt pole from excessively inserting or destroying equipment.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and structures of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a take protect function's quick bolt, includes bolt pole and the spacing protective sheath of bolt, its characterized in that, the head of bolt pole alternates in the spacing protective sheath of bolt, the tip center department of the spacing protective sheath of bolt is provided with bolt pole limit stop, the afterbody of bolt pole is equipped with annular spacing recess, the lateral part interval of annular spacing recess is equipped with two spacing posts of elasticity, the spacing post of elasticity can be in under the exogenic action freely stretch out and draw back on the bolt pole.
2. The quick bolt with protection function as claimed in claim 1, wherein a spring is connected to said elastic limit post, said spring is installed in a spring groove at the tail of the bolt rod, and the initial extension length of said elastic limit post is greater than the depth of said annular limit groove.
3. The quick bolt with protection function as claimed in claim 2, wherein the tail of the bolt rod is further provided with a lead-in part, and the surface of the lead-in part is a flat-bottomed cylindrical surface.
4. The quick bolt with the protection function as claimed in claim 3, wherein the other end of the bolt limiting protection sleeve is provided with a conical inclined surface and an embedded part, and the embedded part is square.
5. The quick bolt with the protection function as claimed in claim 4, wherein the end edge of the bolt limiting protection sleeve is provided with three arc-shaped sheath blades extending outwards at intervals, one of the sheath blades is provided with the positioning hole, and the included angle between the other two sheath blades is greater than 120 degrees and smaller than 180 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921299629.5U CN210461324U (en) | 2019-08-12 | 2019-08-12 | Quick bolt with protection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921299629.5U CN210461324U (en) | 2019-08-12 | 2019-08-12 | Quick bolt with protection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210461324U true CN210461324U (en) | 2020-05-05 |
Family
ID=70450970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921299629.5U Active CN210461324U (en) | 2019-08-12 | 2019-08-12 | Quick bolt with protection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210461324U (en) |
-
2019
- 2019-08-12 CN CN201921299629.5U patent/CN210461324U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 523000 No. 33, Taoyuan 2nd Road, village tail, Hengli Town, Dongguan City, Guangdong Province Patentee after: DONGGUAN YIHEDA AUTOMATION Co.,Ltd. Address before: 523000, Dongguan, Guangdong, Humen province Zhen Dong Dong Fang Industrial Zone Patentee before: DONGGUAN YIHEDA AUTOMATION Co.,Ltd. |
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| CP02 | Change in the address of a patent holder |