CN204036330U - A kind of T-shaped antioverloading box spanner - Google Patents
A kind of T-shaped antioverloading box spanner Download PDFInfo
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- CN204036330U CN204036330U CN201420493299.4U CN201420493299U CN204036330U CN 204036330 U CN204036330 U CN 204036330U CN 201420493299 U CN201420493299 U CN 201420493299U CN 204036330 U CN204036330 U CN 204036330U
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- hole
- bolt
- connecting rod
- screw
- nut
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Abstract
The utility model relates to a kind of T-shaped antioverloading box spanner, comprises handle, through hole, screw jack, screw rod, base, annular groove, knob, screw hole, trip bolt, circular hole, connecting rod, guide rail, bolt hole, set bolt, fixed block, coupling bar, tapped through hole, slide block, Compress Spring, bolt, nut, spring, collet head.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 T-shaped antioverloading box spanner, 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 the T-shaped antioverloading box spanner that can effectively prevent moment excessive and cause bolt, nut to damage.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of T-shaped antioverloading box spanner, comprises handle, through hole, screw jack, screw rod, base, annular groove, knob, screw hole, trip bolt, circular hole, connecting rod, guide rail, bolt hole, set bolt, fixed block, coupling bar, tapped through hole, slide block, Compress Spring, bolt, nut, spring, collet head, it is characterized in that: the middle part of described handle is provided with through hole, the left and right sides of through hole is provided with screw jack, screw rod is provided with in through hole, the middle part of handle is fixedly connected with one end of base, base is provided with through hole, the outer wall of base is provided with annular groove, base is provided with in knob, the outer wall of knob is provided with screw hole, trip bolt is provided with in screw hole, knob is provided with circular hole, one end of connecting rod is fixedly connected with the middle part of handle is vertical, the both sides of connecting rod are provided with guide rail, through hole is provided with in connecting rod, the lower end of connecting rod is provided with bolt hole, set bolt is provided with in bolt hole, the bottom of guide rail is provided with fixed block, fixed block is provided with through hole, connecting rod is provided with coupling bar, the middle part of coupling bar is provided with tapped through hole, the both sides of tapped through hole are provided with through hole, slide block and Compress Spring is provided with in connecting rod, slide block is provided with through hole, screw jack is provided with bolt, bolt is provided with nut and spring, collet head is provided with in connecting rod, the outer wall of collet head is provided with annular groove, one end of screw rod be arranged on knob the top of circular hole be fixedly connected with, the other end of screw rod successively through the through hole be arranged on base, enter after being arranged on the through hole in the middle part of handle in the through hole be arranged on connecting rod, simultaneously screw rod enters in the through hole that is arranged on slide block through the tapped through hole be arranged in the middle part of coupling bar, one end of coupling bar is fixedly connected with one end of slide block, and bolt is successively through the screw jack being arranged on handle both sides, be fixed in screw jack and through hole by nut after the through hole being arranged on coupling bar two ends and the through hole being arranged on fixed block, collet head is when entering in the through hole be arranged on connecting rod, the screw rod embedding of set bolt is arranged in the annular groove on collet head outer wall, is fixed in connecting rod by collet head.
The length of described connecting rod is greater than the length of described collet head.
The length of described connecting rod is greater than the length of described slide block.
The drift of described spring is greater than the length of described connecting rod.
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 length of described bolt.
The length of described coupling bar is greater than the width of described connecting rod.
Describedly be arranged on through hole in the middle part of handle, be arranged on the diameter that the through hole on base and the diameter of through hole that is arranged on slide block be greater than described screw rod.
The height of described knob is greater than the height of described base.
The length of described connecting rod is greater than the length of described screw rod.
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 another stereochemical structure decomposing schematic representation of the present utility model.
Fig. 4 is the perspective view of handle 1 in the utility model.
Fig. 5 is the perspective view of connecting rod 11 in the utility model.
In figure: 1-handle, 2-through hole, 3-screw jack, 4-screw rod, 5-base, 6-annular groove, 7-knob, 8-screw hole, 9-trip bolt, 10-circular hole, 11-connecting rod, 12-guide rail, 13-bolt hole, 14-set bolt, 15-fixed block, 16-coupling bar, 17-tapped through hole, 18-slide block, 19-Compress Spring, 20-bolt, 21-nut, 22-spring, 23-collet head.
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, shown in Fig. 4 and Fig. 5, a kind of T-shaped antioverloading box spanner, comprises handle 1, through hole 2, screw jack 3, screw rod 4, base 5, annular groove 6, knob 7, screw hole 8, trip bolt 9, circular hole 10, connecting rod 11, guide rail 12, bolt hole 13, set bolt 14, fixed block 15, coupling bar 16, tapped through hole 17, slide block 18, Compress Spring 19, bolt 20, nut 21, spring 22, collet head 23, it is characterized in that: the middle part of described handle 1 is provided with through hole 2, the left and right sides of through hole 2 is provided with screw jack 3, screw rod 4 is provided with in through hole 2, the middle part of handle 1 is fixedly connected with one end of base 5, base 5 is provided with through hole 2, the outer wall of base 5 is provided with annular groove 6, base 5 is provided with in knob 7, the outer wall of knob 7 is provided with screw hole 8, trip bolt 9 is provided with in screw hole 8, knob 7 is provided with circular hole 10, one end of connecting rod 11 is fixedly connected with the middle part of handle 1 is vertical, the both sides of connecting rod 11 are provided with guide rail 12, through hole 2 is provided with in connecting rod 11, the lower end of connecting rod 11 is provided with bolt hole 13, set bolt 14 is provided with in bolt hole 13, the bottom of guide rail 12 is provided with fixed block 15, fixed block 15 is provided with through hole 2, connecting rod 11 is provided with coupling bar 16, the middle part of coupling bar 16 is provided with tapped through hole 17, the both sides of tapped through hole 17 are provided with through hole 2, slide block 18 and Compress Spring 19 is provided with in connecting rod 11, slide block 18 is provided with through hole 2, screw jack 3 is provided with bolt 20, bolt 20 is provided with nut 21 and spring 22, collet head 23 is provided with in connecting rod 11, the outer wall of collet head 23 is provided with annular groove 6, one end of screw rod 4 be arranged on knob 7 the top of circular hole 10 be fixedly connected with, the other end of screw rod 4 successively through the through hole 2 be arranged on base 5, enter after being arranged on the through hole 2 in the middle part of handle 1 in the through hole 2 be arranged on connecting rod 11, simultaneously screw rod 4 enters in the through hole 2 that is arranged on slide block 18 through the tapped through hole 17 be arranged in the middle part of coupling bar 16, one end of coupling bar 16 is fixedly connected with one end of slide block 18, and bolt 20 is successively through the screw jack 3 being arranged on handle 1 both sides, be fixed in screw jack 3 and through hole 2 by nut 21 after the through hole 2 being arranged on coupling bar 16 two ends and the through hole 2 being arranged on fixed block 15, collet head 23 is when entering in the through hole 2 be arranged on connecting rod 11, the screw rod embedding of set bolt 14 is arranged in the annular groove 6 on collet head 23 outer wall, is fixed in connecting rod 11 by collet head 23.
The length of described connecting rod 11 is greater than the length of described collet head 23.
The length of described connecting rod 11 is greater than the length of described slide block 18.
The drift of described spring 22 is greater than the length of described connecting rod 11.
The length of described connecting rod 11 is greater than the length of described guide rail 12.
The length of described connecting rod 11 is greater than the length of described bolt 20.
The length of described coupling bar 16 is greater than the width of described connecting rod 11.
Describedly be arranged on through hole 2 in the middle part of handle 1, be arranged on the diameter that the through hole 2 on base 5 and the diameter of through hole 2 that is arranged on slide block 18 be greater than described screw rod 4.
The height of described knob 7 is greater than the height of described base 5.
The length of described connecting rod 11 is greater than the length of described screw rod 4.
When needs to be dismantled bolt, nut and are fastening, being aimed at by collet head 23 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 Compress Spring 19 pairs of collet head 23 tops, collet head 23 just can skid in connecting rod 11, 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, by turn knobs 7 change Compress Spring 19 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 T-shaped antioverloading box spanner, comprise handle (1), through hole (2), screw jack (3), screw rod (4), base (5), annular groove (6), knob (7), screw hole (8), trip bolt (9), circular hole (10), connecting rod (11), guide rail (12), bolt hole (13), set bolt (14), fixed block (15), coupling bar (16), tapped through hole (17), slide block (18), Compress Spring (19), bolt (20), nut (21), spring (22), collet head (23), it is characterized in that: the middle part of described handle (1) is provided with through hole (2), the left and right sides of through hole (2) is provided with screw jack (3), screw rod (4) is provided with in through hole (2), the middle part of handle (1) is fixedly connected with one end of base (5), base (5) is provided with through hole (2), the outer wall of base (5) is provided with annular groove (6), base (5) is provided with in knob (7), the outer wall of knob (7) is provided with screw hole (8), trip bolt (9) is provided with in screw hole (8), knob (7) is provided with circular hole (10), one end of connecting rod (11) is fixedly connected with the middle part of handle (1) is vertical, the both sides of connecting rod (11) are provided with guide rail (12), through hole (2) is provided with in connecting rod (11), the lower end of connecting rod (11) is provided with bolt hole (13), set bolt (14) is provided with in bolt hole (13), the bottom of guide rail (12) is provided with fixed block (15), fixed block (15) is provided with through hole (2), connecting rod (11) is provided with coupling bar (16), the middle part of coupling bar (16) is provided with tapped through hole (17), the both sides of tapped through hole (17) are provided with through hole (2), slide block (18) and Compress Spring (19) is provided with in connecting rod (11), slide block (18) is provided with through hole (2), screw jack (3) is provided with bolt (20), bolt (20) is provided with nut (21) and spring (22), collet head (23) is provided with in connecting rod (11), the outer wall of collet head (23) is provided with annular groove (6), one end of screw rod (4) be arranged on knob (7) the top of circular hole (10) be fixedly connected with, the other end of screw rod (4) successively through the through hole (2) be arranged on base (5), enter after being arranged on the through hole (2) at handle (1) middle part in the through hole (2) be arranged on connecting rod (11), simultaneously screw rod (4) enters in the through hole (2) that is arranged on slide block (18) through the tapped through hole (17) being arranged on coupling bar (16) middle part, one end of coupling bar (16) is fixedly connected with one end of slide block (18), bolt (20) is successively through the screw jack (3) being arranged on handle (1) both sides, be fixed in screw jack (3) and through hole (2) by nut (21) after the through hole (2) being arranged on coupling bar (16) two ends and the through hole (2) being arranged on fixed block (15), collet head (23) is when entering in the through hole (2) be arranged on connecting rod (11), the screw rod embedding of set bolt (14) is arranged in the annular groove (6) on collet head (23) outer wall, collet head (23) is fixed in connecting rod (11).
2. the T-shaped antioverloading box spanner of one according to claim 1, is characterized in that: the length of described connecting rod (11) is greater than the length of described collet head (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420493299.4U CN204036330U (en) | 2014-08-29 | 2014-08-29 | A kind of T-shaped antioverloading box spanner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420493299.4U CN204036330U (en) | 2014-08-29 | 2014-08-29 | A kind of T-shaped antioverloading box spanner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204036330U true CN204036330U (en) | 2014-12-24 |
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ID=52237038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420493299.4U Expired - Fee Related CN204036330U (en) | 2014-08-29 | 2014-08-29 | A kind of T-shaped antioverloading box spanner |
Country Status (1)
| Country | Link |
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| CN (1) | CN204036330U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113211110A (en) * | 2021-04-20 | 2021-08-06 | 台州市东部数控设备有限公司 | Inclined guide rail machine tool |
-
2014
- 2014-08-29 CN CN201420493299.4U patent/CN204036330U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113211110A (en) * | 2021-04-20 | 2021-08-06 | 台州市东部数控设备有限公司 | Inclined guide rail machine tool |
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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: 20141224 Termination date: 20150829 |
|
| EXPY | Termination of patent right or utility model |