CN218992076U - Novel quick locking pin - Google Patents
Novel quick locking pin Download PDFInfo
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- CN218992076U CN218992076U CN202223473627.8U CN202223473627U CN218992076U CN 218992076 U CN218992076 U CN 218992076U CN 202223473627 U CN202223473627 U CN 202223473627U CN 218992076 U CN218992076 U CN 218992076U
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Abstract
The utility model provides a novel rapid locking pin which comprises a locking column, a locking sleeve and a locking cap, wherein one side of the locking column is fixedly connected with the locking cap in an interference fit manner, the locking sleeve is slidably sleeved at the outer end of the locking column and is connected with an external structure through the locking sleeve so as to fixedly arrange the locking pin, a spring for pushing the locking column to move is arranged in the locking sleeve, one end of the spring is propped against the locking column, and the other end of the spring is propped against the inside of the locking sleeve so as to push the locking column to extend outwards. The device has simple structure, is firm and durable, and ensures extremely high positioning precision due to the conical structure of the cone and the pressing force pushed by the spring; the quick positioning and switching can be realized without tools, and the use is convenient and quick; the product has no external connection and assembly trace after being assembled, and has attractive appearance.
Description
Technical Field
The utility model relates to the technical field of positioning locking pieces, in particular to a novel rapid locking pin.
Background
The quick locking pin is a cylindrical pin which can realize quick locking or unlocking of the modules in the axial direction and between the modules and the platform by rotating the head part or the handle of the screw. The existing locking pin mainly comprises a locking body, a locking rod, steel balls and other different elements in different structural forms. For example, patent No.: CN213360738U, wherein the locking pin body is internally provided with a steel ball, when the locking pin screw thread is loosened, the steel ball automatically retracts into the locking body, and at this time, the locking pin can be inserted into or withdrawn from the round hole of the locked workpiece. When the locking pin is used, the head of the locking pin is gradually screwed by hands after the locking pin is inserted into the hole of the locked workpiece, meanwhile, the steel balls gradually protrude, the locking pin is automatically centered and clamps the module, and then the locking pin is screwed by a spanner.
After the existing locking pin is locked, due to the clearance between the locking body and the locking hole, precise concentricity and angle fixation cannot be realized, and in an optical instrument, the existing locking pin is difficult to meet the requirements on optical angle, repeated positioning precision of an optical system and absolute positioning precision; meanwhile, the steel balls and the springs are adopted to realize the expansion and the contraction, the steel balls are easy to fall off, and the failure rate is high; after the locking pin is positioned, an additional wrench is needed for fastening, and the locking pin is not suitable for frequently used occasions.
Disclosure of Invention
The technical problem to be solved by the utility model is to provide the locking pin which has high positioning precision, is quick and simple and durable, and is used for accurately positioning the parts which need to be moved frequently in the optical instrument so as to solve the problems in the background art.
The technical problems solved by the utility model are realized by adopting the following technical scheme: the utility model provides a novel quick locking pin, includes locking post, lock sleeve and locking cap, one side and the locking cap interference fit fixed connection of locking post, lock sleeve slip cap establish the outer end at the locking post to be connected with external structure through the lock sleeve, in order to fix the setting with the locking pin, be equipped with the spring that promotes the locking post and remove in the lock sleeve, the one end of spring supports the locking post, and the other end supports the inside of lock sleeve, in order to promote the locking post outwards to stretch out, the outer end of locking post is the toper structure, so that locating hole in the locating part closely laminates, one side that the locking post is close to the locking cap is equipped with the pinhole, and the pin is established in the pinhole interpolation, the lock sleeve corresponds the pin and has seted up the cotter to make the pin slide in the cotter.
As a further scheme of the utility model: the locking column comprises a step body, a column body integrally arranged on one side of the step body and a cone arranged on the other side of the step body, the locking sleeve is sleeved at the outer end of the step body, one end of the spring props against the step body, the other end of the spring props against an inner ladder plate of the locking sleeve, and the cone is of a conical structure and is connected with the positioning component.
As a further scheme of the utility model: the pin groove is of a thread groove structure, an external thread is arranged at the lower end part of the pin corresponding to the pin groove, and the pin is inserted into the pin groove to be connected with the internal thread, so that the pin is fixed on the locking column.
As a further scheme of the utility model: the pin and the pin groove are connected and fixed in a tight fit manner.
As a further scheme of the utility model: the locking cap comprises a cylindrical rotating table and a cap barrel integrally arranged on one side of the rotating table, the locking column penetrates through the cap barrel and is fixedly connected with the rotating table, and one side of the locking sleeve is slidably arranged in an inner cavity of the cap barrel.
As a further scheme of the utility model: the locking sleeve comprises a lock cylinder and a sliding cylinder which are integrally connected, a trapezoidal connecting part is arranged between the lock cylinder and the sliding cylinder, a pin groove is arranged at the outer end side of the sliding cylinder, and threads are arranged at the outer end of the lock cylinder so as to enable the locking sleeve to be in threaded connection with a part to be positioned.
As a further scheme of the utility model: flat grooves are symmetrically formed in two sides of the outer end face of the sliding cylinder, so that a person can conveniently rotate the locking sleeve by using a tool.
As a further scheme of the utility model: the locking column is made of stainless steel, and the positioning holes in the positioning component are matched with the cone.
Compared with the prior art, the utility model has the beneficial effects that: the utility model provides a novel quick locking pin, includes pin, locking post, spring, lock sleeve and locking cap, and lock sleeve outer end and the part fixed connection that waits to be located are rotated the locking cap through manual pulling of personnel to adjust the position of placing of pin, thereby realize the locking post and be the state of withdrawal or stretching out. The device has simple structure, is firm and durable, and ensures extremely high positioning precision due to the conical structure of the cone and the pressing force pushed by the spring; the quick positioning and switching can be realized without tools, and the use is convenient and quick; the product has no external connection and assembly trace after being assembled, and has attractive appearance.
Drawings
FIG. 1 is a schematic view of the internal structure of the present utility model;
FIG. 2 is a schematic diagram of an explosive structure according to the present utility model;
FIG. 3 is a schematic view of a locking post according to the present utility model;
FIG. 4 is a schematic view of a locking sleeve according to the present utility model;
the marks in the figure are as follows: 1. locking the column; 2. a locking sleeve; 3. a locking cap; 4. a spring; 5. a pin; 11. a pin hole; 12. a step body; 13. a column; 14. a cone; 21. a pin slot; 22. a ladder plate; 23. a lock cylinder; 24. a slide cylinder; 25. a connection part; 26. a flat groove; 31. a rotary table; 32. a cap barrel.
Detailed Description
The utility model is further described with reference to the following detailed drawings in order to make the implementation, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
As shown in figures 1 to 4 of the drawings,
the embodiment provides a novel quick locking pin, including locking post 1, lock sleeve 2 and locking cap 3, one side and the locking cap 3 interference fit fixed connection of locking post 1, lock sleeve 2 slip cap establish the outer end at locking post 1 to be connected with external structure through lock sleeve 2, with the fixed setting of locking pin, be equipped with the spring 4 that promotes the removal of locking post 1 in the lock sleeve 2, the one end of spring 4 supports locking post 1, and the other end supports the inside of lock sleeve 2, in order to promote locking post 1 outwards to stretch out, and the outer end of locking post 1 is the toper structure to the locating hole in the locating part closely laminates, one side that locking post 1 is close to locking cap 3 is equipped with pinhole 11, and pinhole 11 interpolation is established and is fixed with pin 5, pin groove 21 has been seted up to locking sleeve 2 corresponds pin 5, so that pin 5 slides in pin groove 21.
When the locking sleeve is used, the outer end of the locking sleeve 2 is fixedly connected with a part to be positioned, the locking cap 3 is pulled backwards by hand to drive the locking column 1 and the pin 5 to move, meanwhile, the spring 4 is compressed, when the pin 5 is pulled to move out of the pin groove 21 on the locking sleeve 2, the locking cap 3 is rotated to enable the pin 5 to move to the outer end face of the locking sleeve 2, and at the moment, the outer end of the locking column 1 is also moved out of the positioning hole on the positioning part to unlock the locking with the positioning part. When in locking, the locking cap 3 is rotated, so that the pin 5 moves into the pin groove 21 in the locking sleeve 2, and the locking column 1 moves forward and is inserted into the positioning hole of the corresponding positioning component under the force of the spring 4, thereby realizing locking.
In this embodiment, the locking post 1 includes a step body 12, a post body 13 integrally disposed at one side of the step body 12, and a cone 14 installed at the other side of the step body 12, the locking sleeve 2 is sleeved at the outer end of the step body 12, one end of the spring 4 abuts against the step body 12, the other end abuts against an inner stepped plate 22 of the locking sleeve 2, and the cone 14 has a conical structure so as to be connected with the positioning component.
The pin groove 21 is of a thread groove structure, the lower end part of the pin 5 is provided with external threads corresponding to the pin groove 21, and the pin 5 is inserted into the pin groove 21 for internal thread connection so as to fix the pin 5 on the locking column 1.
The pin 5 and the pin groove 21 are fixed by tight fit connection.
In this embodiment, the locking cap 3 includes a cylindrical rotating table 31 and a cap barrel 32 integrally disposed at one side of the rotating table 31, the locking column 1 penetrates through the cap barrel 32 and is fixedly connected with the rotating table 31, and one side of the locking sleeve 2 is slidably mounted in an inner cavity of the cap barrel 32.
In this embodiment, the locking sleeve 2 includes a lock cylinder 23 and a slide cylinder 24 that are integrally connected, a trapezoidal connecting portion 25 is provided between the lock cylinder 23 and the slide cylinder 24, the pin groove 21 is installed at the outer end side of the slide cylinder 24, and the outer end of the lock cylinder 23 is provided with threads to connect the locking sleeve 2 with the component to be positioned in a threaded manner. Flat grooves 26 are symmetrically formed on two sides of the outer end surface of the sliding cylinder 24, so that a person can rotate the locking sleeve 2 by using a tool.
In this embodiment, the locking column 1 is made of stainless steel, and the positioning hole in the positioning component is matched with the cone 14, so as to improve the connection precision. The stainless steel has stronger rigidity, and the cone 14 can realize accurate positioning under the action of larger spring 4 force.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof. It is noted that relational terms such as first and second, and the like, if any, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
Claims (8)
1. The utility model provides a novel quick locking pin, includes locking post, lock sleeve and locking cap, its characterized in that: one side of locking post and locking cap interference fit fixed connection, lock sleeve slip cap establish the outer end at the locking post to be connected with external structure through the lock sleeve, with the fixed setting of locking pin, be equipped with the spring that promotes the locking post and remove in the lock sleeve, the one end of spring supports the locking post, and the other end supports the inside of lock sleeve, with the outside extension of promotion locking post, the outer end of locking post is the toper structure, so that locating hole in the locating part closely laminates, one side that the locking post is close to the locking cap is equipped with the pinhole, and the pinhole interpolation is established and is fixed with the pin, the lock sleeve corresponds the pin and has seted up the cotter groove to make the pin slide in the cotter inslot.
2. A novel quick lock pin according to claim 1, wherein: the locking column comprises a step body, a column body integrally arranged on one side of the step body and a cone arranged on the other side of the step body, the locking sleeve is sleeved at the outer end of the step body, one end of the spring props against the step body, the other end of the spring props against an inner ladder plate of the locking sleeve, and the cone is of a conical structure and is connected with the positioning component.
3. A novel quick lock pin according to claim 2, wherein: the pin groove is of a thread groove structure, an external thread is arranged at the lower end part of the pin corresponding to the pin groove, and the pin is inserted into the pin groove to be connected with the internal thread, so that the pin is fixed on the locking column.
4. A novel quick lock pin according to claim 2, wherein: the pin and the pin groove are connected and fixed in a tight fit manner.
5. A novel quick lock pin according to claim 1, wherein: the locking cap comprises a cylindrical rotating table and a cap barrel integrally arranged on one side of the rotating table, the locking column penetrates through the cap barrel and is fixedly connected with the rotating table, and one side of the locking sleeve is slidably arranged in an inner cavity of the cap barrel.
6. A novel quick lock pin according to claim 5, wherein: the locking sleeve comprises a lock cylinder and a sliding cylinder which are integrally connected, a trapezoidal connecting part is arranged between the lock cylinder and the sliding cylinder, a pin groove is arranged at the outer end side of the sliding cylinder, and threads are arranged at the outer end of the lock cylinder so as to enable the locking sleeve to be in threaded connection with a part to be positioned.
7. The novel quick lock pin as claimed in claim 6, wherein: and flat grooves are symmetrically arranged on two sides of the outer end surface of the sliding cylinder.
8. A novel quick lock pin according to claim 2, wherein: the locking column is made of stainless steel, and the positioning holes in the positioning component are matched with the cone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223473627.8U CN218992076U (en) | 2022-12-23 | 2022-12-23 | Novel quick locking pin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223473627.8U CN218992076U (en) | 2022-12-23 | 2022-12-23 | Novel quick locking pin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218992076U true CN218992076U (en) | 2023-05-09 |
Family
ID=86189097
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223473627.8U Active CN218992076U (en) | 2022-12-23 | 2022-12-23 | Novel quick locking pin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218992076U (en) |
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2022
- 2022-12-23 CN CN202223473627.8U patent/CN218992076U/en active Active
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