CN204397695U - A kind of telescopic handle is T-shaped can antioverloading formula multipurpose wrench - Google Patents
A kind of telescopic handle is T-shaped can antioverloading formula multipurpose wrench Download PDFInfo
- Publication number
- CN204397695U CN204397695U CN201520037313.4U CN201520037313U CN204397695U CN 204397695 U CN204397695 U CN 204397695U CN 201520037313 U CN201520037313 U CN 201520037313U CN 204397695 U CN204397695 U CN 204397695U
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- CN
- China
- Prior art keywords
- connecting rod
- handle
- telescopic handle
- collet head
- socket
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- 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.)
- Expired - Fee Related
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- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The utility model relates to that a kind of telescopic handle is T-shaped can antioverloading formula multipurpose wrench, comprises handle, connecting rod, guide rail, circular hole, screw hole, trip bolt, studs, adjusting nut, slide block, spring, collet head, annular groove, latch, pin hole, socket, Telescopic handle, handle socket.The utility model structure is simple, easy to use, when dismantling bolt, nut and being fastening, when spanner reaches certain limit to bolt, nut applied force square, collet head just can skid in connecting rod, thus can effectively prevent because moment is excessive and cause bolt, nut to damage, and the size of the maximum moment of its load can be changed, so not only can reduce use cost, and the labour intensity of workmen can be reduced, be conducive to increasing work efficiency.
Description
Technical field
The utility model relates to a kind of spanner, and specifically a kind of telescopic handle is T-shaped can antioverloading formula multipurpose wrench, belongs to machine tool technical field.
Background technology
Often need to use box spanner to dismantle bolt, nut in machine work and fastening.In production and life, widely used bolt, nut are mostly regular regular polygon structure at present, because workmen dismantles at use box spanner bolt, nut and is difficult to control moment exactly in fastening process, often easily exceed bolt, maximum moment that nut can carry, the corner angle on bolt, nut outer wall are caused to damage, cause spanner to skid, bring unnecessary trouble to machine work.
Although at present the digital torque spanner produced and use in life can measure exactly and read bolt, moment that nut carries, due to the expensive and poor reliability of digital torque spanner, cannot use in machine work on a large scale.Therefore can effectively prevent moment excessive in the urgent need to a kind of and cause the box spanner that bolt, nut damage.
Be incorporated herein the applicant 201320689180.X patent, which disclose a kind of antioverloading box spanner, although this technical scheme can effectively prevent because moment is excessive and cause bolt, nut to damage, but the moment of its load can not flexible modulation, therefore has certain limitation.
Summary of the invention
The technical problems to be solved in the utility model is: provide a kind of structure simple, easy to use, and can effectively prevent moment excessive and telescopic handle that is that cause bolt, nut to damage is T-shaped can antioverloading formula multipurpose wrench.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of telescopic handle is T-shaped can antioverloading formula multipurpose wrench, comprises handle, connecting rod, guide rail, circular hole, screw hole, trip bolt, studs, adjusting nut, slide block, spring, collet head, annular groove, latch, pin hole, socket, Telescopic handle, handle socket, it is characterized in that: one end of described connecting rod is fixedly connected with the middle part of handle is vertical, the both sides of connecting rod are provided with guide rail, connecting rod is provided with circular hole, and the lower end of connecting rod is provided with screw hole, is provided with trip bolt in screw hole, screw hole is arranged on the below of guide rail, guide rail is provided with studs, and the two ends of studs are provided with adjusting nut, are provided with slide block in connecting rod, spring and collet head, collet head is provided with annular groove, when collet head enters in connecting rod, the screw rod embedding of trip bolt is arranged in the annular groove on collet head, collet head is fixed in connecting rod, collet head is provided with pin hole, latch is provided with in pin hole, connecting rod is provided with socket, latch is successively through the socket be arranged on connecting rod and the pin hole be arranged on collet head, be locked in by collet head in connecting rod, the outside of handle is provided with Telescopic handle, is provided with handle socket in Telescopic handle, Telescopic handle is provided with screw hole, after one end of handle enters the handle socket be arranged in Telescopic handle, Telescopic handle, through the screw hole be arranged on Telescopic handle, is fixed on the outside of handle by trip bolt.
The length of described Telescopic handle is greater than the degree of depth of described handle socket.
The length of described latch is greater than the degree of depth of described pin hole.
The length of described studs is greater than the diameter of described circular hole.
The length of described connecting rod is greater than the length of described guide rail.
The length of described connecting rod is greater than the drift of described spring.
The length of described connecting rod is greater than the length of described slide block.
The length of described connecting rod is greater than the height of described collet head.
The length of described studs is greater than the width of described connecting rod.
The diameter of described circular hole is greater than the diameter of described slide block.
Compared with prior art, the utility model has following beneficial effect: structure is simple, easy to use, when dismantling bolt, nut and being fastening, when spanner reaches certain limit to bolt, nut applied force square, collet head just can skid in connecting rod, thus can effectively prevent because moment is excessive and cause bolt, nut to damage, and the size of the maximum moment of its load can be changed, so not only use cost can be reduced, and the labour intensity of workmen can be reduced, be conducive to increasing work efficiency.
Accompanying drawing explanation
Fig. 1 is perspective view of the present utility model.
Fig. 2 is stereochemical structure decomposing schematic representation of the present utility model.
Fig. 3 is the perspective view of connecting rod 2 in the utility model.
Fig. 4 is the perspective view of spring 10 in the utility model.
Fig. 5 is the perspective view of the utility model middle sleeve head 11.
Fig. 6 is the perspective view of trip bolt 6 and Telescopic handle 16 in the utility model.
In figure: 1-handle, 2-connecting rod, 3-guide rail, 4-circular hole, 5-screw hole, 6-trip bolt, 7-studs, 8-adjusting nut, 9-slide block, 10-spring, 11-collet head, 12-annular groove, 13-latch, 14-pin hole, 15-socket, 16-Telescopic handle, 17-handle socket.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
As Fig. 1, Fig. 2, Fig. 3, Fig. 4, shown in Fig. 5 and Fig. 6, a kind of telescopic handle is T-shaped can antioverloading formula multipurpose wrench, comprises handle 1, connecting rod 2, guide rail 3, circular hole 4, screw hole 5, trip bolt 6, studs 7, adjusting nut 8, slide block 9, spring 10, collet head 11, annular groove 12, latch 13, pin hole 14, socket 15, Telescopic handle 16, handle socket 17, it is characterized in that: one end of described connecting rod 2 is fixedly connected with the middle part of handle 1 is vertical, the both sides of connecting rod 2 are provided with guide rail 3, connecting rod 2 is provided with circular hole 4, and the lower end of connecting rod 2 is provided with screw hole 5, is provided with trip bolt 6 in screw hole 5, screw hole 5 is arranged on the below of guide rail 3, guide rail 3 is provided with studs 7, and the two ends of studs 7 are provided with adjusting nut 8, are provided with slide block 9 in connecting rod 2, spring 10 and collet head 11, collet head 11 is provided with annular groove 12, when collet head 11 enters in connecting rod 2, the screw rod embedding of trip bolt 6 is arranged in the annular groove 12 on collet head 11, collet head 11 is fixed in connecting rod 2, collet head 11 is provided with pin hole 14, latch 13 is provided with in pin hole 14, connecting rod 2 is provided with socket 15, latch 13 is successively through the socket 15 be arranged on connecting rod 2 and the pin hole 14 be arranged on collet head 11, be locked in by collet head 11 in connecting rod 2, the outside of handle 1 is provided with Telescopic handle 16, is provided with handle socket 17 in Telescopic handle 16, Telescopic handle 16 is provided with screw hole 5, after one end of handle 1 enters the handle socket 17 be arranged in Telescopic handle 16, Telescopic handle 16, through the screw hole 5 be arranged on Telescopic handle 16, is fixed on the outside of handle 1 by trip bolt 6.
The length of described Telescopic handle 16 is greater than the degree of depth of described handle socket 17.
The length of described latch 13 is greater than the degree of depth of described pin hole 14.
The length of described studs 7 is greater than the diameter of described circular hole 4.
The length of described connecting rod 2 is greater than the length of described guide rail 3.
The length of described connecting rod 2 is greater than the drift of described spring 10.
The length of described connecting rod 2 is greater than the length of described slide block 9.
The length of described connecting rod 2 is greater than the height of described collet head 11.
The length of described studs 7 is greater than the width of described connecting rod 2.
The diameter of described circular hole 4 is greater than the diameter of described slide block 9.
When needs to be dismantled bolt, nut and are fastening, being aimed at by collet head 11 and being inserted in needs to be disassembled with in fastening bolt or nut, then turning handle 1 pair of bolt, nut are dismantled and fastening, when moment is greater than the frictional force at spring 10 pairs of collet head 11 tops, collet head 11 just can skid in connecting rod 2, now increase moment in any case all can not to dismantle bolt, nut again and fastening, thus can effectively prevent because moment is excessive and cause bolt, nut to damage.
When need to regulate its can the size of maximum moment of load time, first unscrew adjusting nut 8, then change studs 7 position on guides 3, finally screw adjusting nut 8 just can change spring 10 by the degree compressed can change its can the size of maximum moment of load.
The above is preferred embodiment of the present utility model; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the utility model principle; can also make some improvements and modifications, these improvements and modifications are also considered as protection domain of the present utility model.
Claims (2)
1. a telescopic handle is T-shaped can antioverloading formula multipurpose wrench, comprise handle (1), connecting rod (2), guide rail (3), circular hole (4), screw hole (5), trip bolt (6), studs (7), adjusting nut (8), slide block (9), spring (10), collet head (11), annular groove (12), latch (13), pin hole (14), socket (15), Telescopic handle (16), handle socket (17), it is characterized in that: one end of described connecting rod (2) is fixedly connected with the middle part of handle (1) is vertical, the both sides of connecting rod (2) are provided with guide rail (3), connecting rod (2) is provided with circular hole (4), the lower end of connecting rod (2) is provided with screw hole (5), trip bolt (6) is provided with in screw hole (5), screw hole (5) is arranged on the below of guide rail (3), guide rail (3) is provided with studs (7), the two ends of studs (7) are provided with adjusting nut (8), slide block (9) is provided with in connecting rod (2), spring (10) and collet head (11), collet head (11) is provided with annular groove (12), collet head (11) enter connecting rod (2) interior time, the screw rod embedding of trip bolt (6) is arranged in the annular groove (12) on collet head (11), collet head (11) is fixed in connecting rod (2), collet head (11) is provided with pin hole (14), latch (13) is provided with in pin hole (14), connecting rod (2) is provided with socket (15), latch (13) is successively through the socket (15) be arranged on connecting rod (2) and the pin hole (14) be arranged on collet head (11), collet head (11) is locked in connecting rod (2), the outside of handle (1) is provided with Telescopic handle (16), handle socket (17) is provided with in Telescopic handle (16), Telescopic handle (16) is provided with screw hole (5), after one end of handle (1) enters the handle socket (17) be arranged in Telescopic handle (16), trip bolt (6) is through the screw hole (5) be arranged on Telescopic handle (16), Telescopic handle (16) is fixed on the outside of handle (1).
2. a kind of telescopic handle according to claim 1 is T-shaped can antioverloading formula multipurpose wrench, it is characterized in that: the length of described Telescopic handle (16) is greater than the degree of depth of described handle socket (17).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201520037313.4U CN204397695U (en) | 2015-01-20 | 2015-01-20 | A kind of telescopic handle is T-shaped can antioverloading formula multipurpose wrench |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201520037313.4U CN204397695U (en) | 2015-01-20 | 2015-01-20 | A kind of telescopic handle is T-shaped can antioverloading formula multipurpose wrench |
Publications (1)
Publication Number | Publication Date |
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CN204397695U true CN204397695U (en) | 2015-06-17 |
Family
ID=53421592
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201520037313.4U Expired - Fee Related CN204397695U (en) | 2015-01-20 | 2015-01-20 | A kind of telescopic handle is T-shaped can antioverloading formula multipurpose wrench |
Country Status (1)
Country | Link |
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CN (1) | CN204397695U (en) |
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2015
- 2015-01-20 CN CN201520037313.4U patent/CN204397695U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150617 Termination date: 20160120 |
|
EXPY | Termination of patent right or utility model |