CN210232894U - Special locking tool for locking nut with limited assembly space - Google Patents
Special locking tool for locking nut with limited assembly space Download PDFInfo
- Publication number
- CN210232894U CN210232894U CN201920895107.5U CN201920895107U CN210232894U CN 210232894 U CN210232894 U CN 210232894U CN 201920895107 U CN201920895107 U CN 201920895107U CN 210232894 U CN210232894 U CN 210232894U
- Authority
- CN
- China
- Prior art keywords
- connector
- pin
- nut
- assembly space
- lock nut
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The utility model discloses a special locking tool of limited lock nut in assembly space, include: the bolt comprises a pin and a connector, wherein a plurality of threaded holes are formed in the front end face of the connector in an inwards concave mode, the pin is fixed in the threaded holes through external threads respectively, the front end of the pin extends towards the front of the connector, a fastening nut is arranged on the external threads of the pin, and the fastening nut is in contact with the front end face of the connector to lock the pin. In this way, the special locking tool of assembly space limited lock nut, at lock nut's terminal surface processing locating hole, can insert the locating hole respectively through the several pin and realize the cooperation, utilize the rotation of connector to realize pin and lock nut's rotation to carry out lock nut's locking and dismantlement, the degree of depth that the pin inserted the locating hole can be adjusted through fastening nut, after the crooked damage of pin front end, can dismantle fast and change.
Description
Technical Field
The utility model relates to the technical field of machinery, especially, relate to a special locking tool of lock nut that assembly space is limited.
Background
The locknut is a nut widely applied to industries such as machinery, the working principle of the locknut is that self-locking is carried out by adopting the friction force between the nut and a bolt, the locknut is a locking measure which can be taken in some important occasions, and the reliability of nut locking is ensured.
The assembly space of some occasions is limited, the locking nut cannot be locked by a standard wrench, the common sleeve is difficult to wrap the locking nut, and a universal torque wrench cannot be used for locking, so that the locking nut is difficult to install and disassemble.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the main technical problem who solves provides a limited lock nut special locking tool in assembly space, and lock nut's locking is realized to the restriction in adaptation assembly space.
In order to solve the technical problem, the utility model discloses a technical scheme be: there is provided a locking tool for a lock nut with a limited assembly space, comprising: the bolt comprises a bolt and a connector, wherein a plurality of threaded holes are formed in the inner concave part of the front end face of the connector, an external thread corresponding to the threaded holes is arranged at one section of the tail end of the bolt, the bolt is fixed in the threaded holes through the external thread, the front end of the bolt extends towards the front of the connector, a fastening nut is arranged on the external thread of the bolt, and the fastening nut is in contact with the front end face of the connector to lock the bolt.
In a preferred embodiment of the present invention, the front end faces of the pins are respectively provided with hexagonal socket holes.
In a preferred embodiment of the present invention, the connecting body is a cylindrical structure, and a screw avoiding hole is concavely formed in the middle of the front end surface of the connecting body.
In a preferred embodiment of the present invention, the number of the threaded holes is 3 or 6, and the annular array of threaded holes is distributed around the screw avoiding hole.
In a preferred embodiment of the present invention, the rear end of the connecting body is concentrically provided with an outer hexagonal post.
In a preferred embodiment of the present invention, the connection body is provided with a plurality of insertion holes radially on the outer circle.
The utility model has the advantages that: the utility model discloses a special locking tool of lock nut that assembly space is limited, at lock nut's terminal surface processing locating hole, can insert the locating hole respectively through the several pin and realize the cooperation, the rotatory rotation that realizes pin and lock nut that utilizes the connector, thereby carry out lock nut's locking and dismantlement, be applicable to the locking of the limited lock nut in assembly space, the degree of depth that the pin inserted the locating hole can be adjusted through fastening nut moreover, the crooked back that damages of pin front end, can dismantle fast and change, it is convenient to maintain.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, and 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 without inventive work, wherein:
fig. 1 is a schematic structural view of a preferred embodiment of a special locking tool for a locking nut with limited assembly space according to the present invention;
fig. 2 is a perspective view of fig. 1.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1 to 2, an embodiment of the present invention includes:
the special locking tool for the locking nut with limited assembly space shown in figures 1-2 comprises: pin 3 and connector 1, the preceding terminal surface middle part indent of connector 1 is provided with the screw rod and dodges hole 6, and when pin 3 locked lock nut, screw rod among the lock nut can get into the screw rod and dodge hole 6, makes things convenient for lock nut's feeding, avoids interfering the problem.
The preceding terminal surface indent of connector 1 is provided with several screw hole 5, the quantity of screw hole 5 is 3 or 6, and 5 annular array of screw hole distribute and dodge hole 6 all around at the screw rod, and under the normal conditions, the quantity of screw hole 5 is just enough for 3, but in case screw hole 5 damages the back, the instrument just has scrapped, consequently, when adopting 6 screw holes, can carry out the reserve of screw hole, the life of extension instrument.
The tail end of the pin 3 is provided with a section of external thread corresponding to the threaded hole 5, the pin 3 is fixed in the threaded hole 5 through the external thread respectively, and the front end of the pin extends to the front of the connector 1. 3 locating holes are processed on the end face of the locking nut, the front ends of the 3 pins can be respectively inserted into the locating holes to realize matching, the extension of the locking nut is realized, at the moment, the rotation of the connector 1 is driven, the rotation of the pins 3 and the locking nut is realized, and therefore the locking or the dismounting of the locking nut is carried out.
Be provided with fastening nut 4 on the external screw thread of pin 3, fastening nut 4 and the preceding terminal surface contact of connector 1 carry out the locking of pin 3, avoid not hard up of pin 3, conveniently adjust the length of the terminal surface before 3 protrusion connectors of pin 1 to the locating hole degree of depth on the adaptation lock nut. The depth of the positioning hole on the locking nut can be different, and certain anti-theft effect is achieved, at the moment, the length of the protruding connecting body 1 front end face of the pin 3 can be adjusted through the fastening nut 4, and the locking nut with the anti-theft effect can be locked or detached.
The preceding terminal surface of pin 3 indent respectively is provided with hexagon socket head cap hole 7, adopts hexagon socket head cap spanner to carry out the rotation of pin 3 respectively, and the problem of skidding is twisted to the hand avoided easy operation, has more avoided fastening nut 4 and pin 3 synchronous revolution's problem.
There are two ways of rotating the connector 1:
firstly, a wrench is adopted for rotation, the connecting body 1 is of a cylindrical structure, the processing is convenient, the outer hexagonal column 2 is concentrically arranged at the tail end of the connecting body 1, the operation of the wrench is convenient, particularly, a torque wrench is adopted for locking, the connecting body 1 and the outer hexagonal column 2 are integrally processed by No. 45 steel, the blackening treatment is carried out, and the reliability and the service life of the connecting body are effectively ensured;
secondly, the jack 8 is radially arranged on the excircle of the connector 1, and a common cylindrical handle is inserted into the jack 8 to rotate the connector 1, so that the connector is suitable for occasions without torque wrenches or occasions with severely limited use space of the torque wrenches.
To sum up, the utility model discloses a special locking tool of limited lock nut in assembly space, compact structure is applicable to the limited lock nut's in assembly space locking, and is easy and simple to handle, sound construction moreover, and the durability is good, maintains the facility.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all of which utilize the equivalent structure or equivalent flow transformation made by the content of the specification of the present invention, or directly or indirectly applied to other related technical fields, all included in the same way in the patent protection scope of the present invention.
Claims (6)
1. A special locking tool for a lock nut with limited assembly space is characterized by comprising: the bolt comprises a bolt and a connector, wherein a plurality of threaded holes are formed in the inner concave part of the front end face of the connector, an external thread corresponding to the threaded holes is arranged at one section of the tail end of the bolt, the bolt is fixed in the threaded holes through the external thread, the front end of the bolt extends towards the front of the connector, a fastening nut is arranged on the external thread of the bolt, and the fastening nut is in contact with the front end face of the connector to lock the bolt.
2. The special locking tool for the lock nut with the limited assembly space according to claim 1, wherein the front end surfaces of the pins are respectively provided with a hexagon socket in a concave manner.
3. The special locking tool for the lock nut with the limited assembly space of claim 1, wherein the connector is of a cylindrical structure, and a screw avoiding hole is concavely formed in the middle of the front end face of the connector.
4. The special locking tool for the locking nut with the limited assembly space as claimed in claim 3, wherein the number of the threaded holes is 3 or 6, and the threaded holes are distributed around the screw avoiding hole in an annular array.
5. The lock nut special lock tool with limited assembly space as claimed in claim 1, wherein the rear end of the connection body is concentrically provided with an outer hexagonal cylinder.
6. The special locking tool for the lock nut with the limited assembly space as claimed in claim 3, wherein the connection body is radially provided with insertion holes at an outer circumference thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920895107.5U CN210232894U (en) | 2019-06-14 | 2019-06-14 | Special locking tool for locking nut with limited assembly space |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920895107.5U CN210232894U (en) | 2019-06-14 | 2019-06-14 | Special locking tool for locking nut with limited assembly space |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210232894U true CN210232894U (en) | 2020-04-03 |
Family
ID=69985869
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920895107.5U Active CN210232894U (en) | 2019-06-14 | 2019-06-14 | Special locking tool for locking nut with limited assembly space |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210232894U (en) |
-
2019
- 2019-06-14 CN CN201920895107.5U patent/CN210232894U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110573302B (en) | Multi-clamping-point sleeve screwdriver head | |
| CN201100299Y (en) | Multi-stage pushing fastener | |
| CN101619737A (en) | Bolt clamp device and special spanner | |
| CN210232894U (en) | Special locking tool for locking nut with limited assembly space | |
| CN210660884U (en) | Adjusting bolt | |
| CN209903071U (en) | Novel anti-skid strong sleeve | |
| CN109458387A (en) | A kind of screw suitable for multiple types of tools | |
| TWI807482B (en) | Multi-grip socket bit | |
| CN209466162U (en) | Adjustable clamp structure and wrench socket | |
| CN211259324U (en) | Circular anti-theft nut | |
| CN207971881U (en) | A kind of screw pawl | |
| CN207989475U (en) | A kind of screw and screwdriver | |
| CN109623710B (en) | Torque connection structure | |
| US20080098862A1 (en) | Hexagonal spanner | |
| CN201100300Y (en) | Multi-stage pushing fastener | |
| CN201297319Y (en) | Screw | |
| CN212455139U (en) | Anti-skid screw and its matched screwdriver | |
| CN212421091U (en) | Short-tooth single-tooth wrench | |
| CN215171266U (en) | Cross fastener | |
| CN219492785U (en) | Reusable long-term locking bolt | |
| CN219788177U (en) | Embedded ratchet wrench | |
| CN205136293U (en) | Set screw | |
| CN219633616U (en) | Anti-skid screwing tool for threaded sleeve | |
| CN221221103U (en) | Anti-loosening connecting piece assembly | |
| CN218534341U (en) | Open socket wrench for straight male SMA radio frequency coaxial line |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |