CN203843752U - Novel combined powerful wrench - Google Patents
Novel combined powerful wrench Download PDFInfo
- Publication number
- CN203843752U CN203843752U CN201420266518.5U CN201420266518U CN203843752U CN 203843752 U CN203843752 U CN 203843752U CN 201420266518 U CN201420266518 U CN 201420266518U CN 203843752 U CN203843752 U CN 203843752U
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- China
- Prior art keywords
- eccentric shaft
- ring gear
- planetary gear
- combination type
- novel combination
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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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- 229910000851 Alloy steel Inorganic materials 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 2
- 230000007797 corrosion Effects 0.000 description 8
- 238000005260 corrosion Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000007799 cork Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 208000033999 Device damage Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The utility model relates to a novel combined powerful wrench which comprises a ratchet wrench, an eccentric shaft, a planetary gear, an inner gear ring and a torque output rod. An input end and an output end are eccentrically serially connected with each other in a staggered manner to form the eccentric shaft, the inner gear ring movably sleeves the eccentric shaft, the axis of the inner gear ring coincides with the axis of the input end of the eccentric shaft, a universal port which is inserted in an output head of the ratchet wrench is arranged at the input end of the eccentric shaft, the planetary gear is meshed with the inner gear ring, one end of the planetary gear movably sleeves the output end of the eccentric shaft, the axis of the planetary gear coincides with the axis of the output end of the eccentric shaft, a connecting hole is formed in the other end of the planetary gear, a connector at one end of the torque output rod is inserted in the connecting hole, and a square connector which is used for being connected with different types of sleeves is arranged at the other end of the torque output rod. The novel combined powerful wrench has the advantages that the aerial operation intensity of maintenance staffs can be greatly relieved, the operation range of equal-potential staffs can be relieved, and the operation safety can be greatly improved.
Description
Technical field
The utility model relates to the large torque wrench of a kind of novel combination type.
Background technology
The diversing flow system long term exposure such as tension-resistance cleat for transmission line, connection gold utensil are moved in field extreme environment, have a large amount of corrosion bolt and nuts that use common wrench to open.On-the-spot conventional solution is generally by hammer, to beat spanner afterbody or Lengthened wrench handle to reach to increase the arm of force and reach and increase torsion object.But when in the aerial livewire work of height, for guaranteeing that equipotential live line work personnel and grounding body keep enough safe distances, necessarily require the metal parts of instrument more few better, more short better, if adopted, increase the spanner arm of force, although reached labour-saving object, but also reduced safe clearance distance, reduced safety coefficient simultaneously; On the other hand, if in the livewire work in transformer substation framework overhead, as opened corrosion bolt and nut by the method for beaing, not only because of operating personnel, beat the excessive danger that causes safe distance deficiency of operation amplitude, and very easily because beaing to slip out of the hand in process spanner occurs drops from high-altitude, cause the device damage such as below porcelain knob.
Utility model content
For the special occasions such as livewire work space narrow, operating personnel uses the less power of pulling just can produce larger torsion, to reach the object of removing corrosion bolt and nut, technical problem to be solved in the utility model is to provide the large torque wrench of a kind of novel combination type, not only can greatly alleviate maintainer's work high above the ground intensity, and alleviated equipotential personnel operation amplitude, greatly improved operational security.
In order to solve the problems of the technologies described above, the technical solution of the utility model is: the large torque wrench of a kind of novel combination type, comprise ratchet spanner, eccentric shaft, planetary gear, ring gear and moment take-off lever, described eccentric shaft is to be staggered and be in series by input and output bias, described ring gear is movably set on eccentric shaft, the input dead in line of described ring gear axis and eccentric shaft, the input of described eccentric shaft is provided with the general-purpose interface plugging with ratchet spanner delivery, described planetary gear is meshed with ring gear, described planetary one end is movably set on the output of eccentric shaft, the output dead in line of described planetary gear axis and eccentric shaft, the described planetary other end is provided with the connecting hole plugging with moment take-off lever one end connector, the other end of described moment take-off lever is provided with for connecting the square knuckle of different model sleeve.
Further, the pitch of described ring gear equates with planetary pitch.
Further, the connecting hole of the described planetary gear other end is slotted hole, and the connector of described moment take-off lever one end is Long Circle connector.
Further, the outside of described ring gear is also fixedly connected with positioning aid.
Further, the profile of described ring gear is hexagonal prism, described positioning aid is by the collar, swing arm, the holding frame that height adjustment mechanism and rotation bracket form, the described collar is sheathed on ring gear outside and is locked by holding screw by its inner hexagonal hole, one flange end of the upper end of described swing arm and the collar is hinged, the adjusting screw(rod) upper end of described height adjustment mechanism is installed on the lower end of swing arm, one end of described rotation bracket lock onto on the lifting sliding sleeve of height adjustment mechanism by holding screw, the other end of described rotation bracket is provided with for withstanding the hex slot of bolt head.
Further, the large torque wrench of this novel combination type also comprises sleeve, and one end of described sleeve is provided with the square opening being connected with square knuckle, and the other end of described sleeve is provided with for coordinating many ribs hole of nut to be removed.
Further, the material of described eccentric shaft, planetary gear, ring gear, moment take-off lever and sleeve is high-strength wear-resistant alloy steel.
Compared with prior art, the utlity model has following beneficial effect: this novel combination type energetically spanner structure is reasonable, avoided work high above the ground personnel when unclamping corrosion bolt and nut, to use the rough mode of beaing, operating process is simple, only need general less torsion, can produce the torsion output of several times, moment conversion ratio is high, unclamp like a cork the bolt and nut of corrosion, and kit overall weight is light, be easy to carry and high-altitude application use, greatly reduce operating personnel's labour intensity, operation work efficiency is remarkable, the violence that can be common at present conventional hex bolts nut is loosened, as models such as M10～M27, there is stronger versatility.
Below in conjunction with the drawings and specific embodiments, the utility model is described in more detail.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment mono-.
Fig. 2 is the structural representation of eccentric shaft.
Fig. 3 is the mesh schematic representation of planetary gear and ring gear.
Fig. 4 is the structural representation of moment take-off lever.
Fig. 5 is the structural representation of the utility model embodiment bis-.
Fig. 6 is the structural representation of the collar.
In figure: 1-ratchet spanner, 1-1-delivery, 2-eccentric shaft, 2-1-input, 2-2-output, 2-3-general-purpose interface, 3-planetary gear, 3-1-connecting hole, 4-ring gear, 5-moment take-off lever, 5-1-connector, 5-2-square knuckle, 6-sleeve, 6-1-square opening, many ribs of 6-2-hole, the 7-collar, 8-swing arm, 9-height adjustment mechanism, 9-1-adjusting screw(rod), 9-2-lifting sliding sleeve, 10-rotates bracket, 10-1-hex slot, 11-holding screw, 12-end cap.
The specific embodiment
As shown in Fig. 1 ~ 6, the large torque wrench of a kind of novel combination type, comprise ratchet spanner 1, eccentric shaft 2, planetary gear 3, ring gear 4 and moment take-off lever 5, described eccentric shaft 2 is to be staggered and be in series by input 2-1 and output 2-2 bias, described ring gear 4 is movably set on eccentric shaft 2, the input 2-1 dead in line of described ring gear 4 axis and eccentric shaft 2, the input 2-1 of described eccentric shaft 2 is provided with the general-purpose interface 2-3 plugging with ratchet spanner 1 delivery 1-1, described planetary gear 3 is meshed with ring gear 4, one end of described planetary gear 3 is movably set on the output 2-2 of eccentric shaft 2, the output 2-2 dead in line of described planetary gear 3 axis and eccentric shaft 2, the other end of described planetary gear 3 is provided with the connecting hole 3-1 plugging with moment take-off lever 5 one end connector 5-1, the other end of described moment take-off lever 5 is provided with for connecting the square knuckle 5-2 of different model sleeve 6.
In embodiment mono-, as shown in Fig. 1 ~ 4, the standard ratchet spanner 1 that described ratchet spanner 1 is existing normal length, it is connected to carry out moment input with the general-purpose interface 2-3 of eccentric shaft 2 one end; Described eccentric shaft 2, planetary gear 3, ring gear 4 and moment take-off lever 5 have formed effort-saving mechanism, the critical piece of effort-saving mechanism can adopt high-strength wear-resistant alloy steel to do, by eccentric shaft 2, drive planetary gear 3 and moment take-off lever 5, utilize lever principle to reach labor-saving effect; When ratchet spanner 1 is after eccentric shaft 2 input torsion, described eccentric shaft 2 drives planetary gear 3 to move in a circle along ring gear 4, and this is labour-saving key Design, is also the core component that produces several times moment.The large torque wrench of this novel combination type is not only laborsaving, and light, simple to operate again, the convenient corrosion bolt and nut of removing altitude plant etc.
In embodiment mono-, the pitch of described ring gear 4 equates with the pitch of planetary gear 3, and described ring gear 4 plays the effect of reaction force; In order to be applicable to the heteroid equipment in various scenes, the outside of described ring gear 4 can also be fixedly connected with positioning aid, such as retainer plate, holding frame or fixed bar etc.The connecting hole 3-1 of described planetary gear 3 other ends is slotted hole, the connector 5-1 of described moment take-off lever 5 one end is Long Circle connector, but be not limited to this, as long as the shape of described connecting hole 3-1 and connector 5-1 can guarantee the moment transmission between planetary gear 3 and moment take-off lever 5.
In embodiment mono-, the large torque wrench of this novel combination type also comprises sleeve 6, for example special-shaped sleeve 6; One end of described sleeve 6 is provided with the square opening 6-1 being connected with square knuckle 5-2, and fixedly the square opening 6-1 of the length of side can realize the quick handling of sleeve 6; The other end of described sleeve 6 is provided with for coordinating many ribs hole 6-2 of nut to be removed, and the six rib holes of for example matching with hex nut, specifically can be according to the nut of on-the-spot different model, the sleeve 6 of quick-replaceable respective model.In order to reach lightweight, described sleeve 6 inwalls are all made thinner, so its material be take high-strength wear-resistant alloy steel as main, unlikely destruction while guaranteeing the higher torsion of effort-saving mechanism output.After moment conversion, by moment take-off lever 5 output several times moments, by the sleeve 6 being connected on moment take-off lever 5, act on nut, reach the object of the nut of loosening.
In embodiment bis-, as shown in Fig. 5 ~ 6, the difference of itself and embodiment mono-is: the profile of (1) described ring gear 4 is hexagonal prism, and the bottom of ring gear 4 only exposes sleeve 6, (2) described ring gear 4 tops are placed with the end cap 12 that is set in eccentric shaft 2 input 2-1, (3) outside of described ring gear 4 is also fixedly connected with positioning aid, described positioning aid is by the collar 7, swing arm 8, the holding frame that height adjustment mechanism 9 and rotation bracket 10 form, the described collar 7 is sheathed on ring gear 4 outsides and is locked by holding screw 11 by its inner hexagonal hole, one flange end of the upper end of described swing arm 8 and the collar 7 is hinged, the adjusting screw(rod) 9-1 upper end of described height adjustment mechanism 9 is installed on the lower end of swing arm 8, one end of described rotation bracket 10 lock onto on the lifting sliding sleeve 9-2 of height adjustment mechanism 9 by holding screw, the other end of described rotation bracket 10 is provided with for withstanding the hex slot 10-1 of bolt head.
In embodiment mono-, adopt the method for the large torque wrench dismounting of this novel combination type corrosion bolt and nut, carry out according to the following steps:
(1), according to bolt and nut model to be removed, select the sleeve 6 of respective model;
(2) the square opening 6-1 by sleeve 6 one end is arranged on sleeve 6 the square knuckle 5-2 of moment take-off lever 5;
(3) many ribs hole 6-2 of sleeve 6 other ends is covered to nut to be removed, first fix ring gear 4, pull again ratchet spanner 1, described ratchet spanner 1 drives eccentric shaft 2 to rotate, described eccentric shaft 2 drives planetary gear 3 to rotate along ring gear 4, and now planetary gear 3 does rotation movement around its input 2-1 axis, does revolution motion around its output 2-2 axis simultaneously, described planetary gear 3 is by 5 band moving sleeve 6 rotations of moment take-off lever, until nut is outwarded winding.
In step (3), both can grasp ring gear 4, also can adopt positioning aid to fix ring gear 4, described positioning aid can be retainer plate, holding frame or the fixed bar etc. that are welded on ring gear 4 outer walls, by equipment itself or external force, fix positioning aid, to realize the fixing of ring gear 4.
In embodiment bis-, the lateral wall of described ring gear 4 is made into hexagonal prism, described positioning aid is by the collar 7, swing arm 8, the holding frame that height adjustment mechanism 9 and rotation bracket 10 form, the described collar 7 is sheathed on ring gear 4 outsides and is locked by holding screw 11 by its inner hexagonal hole, one flange end of the upper end of described swing arm 8 and the collar 7 is hinged, the adjusting screw(rod) 9-1 upper end of described height adjustment mechanism 9 is installed on the lower end of swing arm 8, one end of described rotation bracket 10 lock onto on the lifting sliding sleeve 9-2 of height adjustment mechanism 9 by holding screw, the other end of described rotation bracket 10 is provided with for withstanding the hex slot 10-1 of bolt head, during dismounting, by height adjustment mechanism 9, make the hex slot 10-1 that rotates bracket 10 withstand bolt head to be removed.
Practical application: scene is on probation in the ancient northern line of 220kV has a power failure comprehensive maintenance by maintainer shows, this novel combination type is simple, the highly versatile of wrench operated and on-the-spot mounting or dismounting combination energetically, for the various model hex bolts nuts that use in current power transmission line facility, all can be suitable for.In addition, due to this novel combination type, spanner structure is small and exquisite energetically, and all energy normal operatings under narrow and small working space are applicable to safe distance to require to use under comparatively harsh livewire work environment very much.Operating personnel only needs less torsion, can unclamp like a cork the bolt and nut of corrosion, having replaced tradition need beat spanner afterbody or Lengthened wrench handle by hammer and reach to increase the arm of force and reach and increase torsion object, operation intensity is low, practice effect is fairly obvious, has reached the set goal.
The foregoing is only preferred embodiment of the present utility model, all equalizations of doing according to the utility model claim change and modify, and all should belong to covering scope of the present utility model.
Claims (7)
1. the large torque wrench of novel combination type, it is characterized in that: comprise ratchet spanner, eccentric shaft, planetary gear, ring gear and moment take-off lever, described eccentric shaft is to be staggered and be in series by input and output bias, described ring gear is movably set on eccentric shaft, the input dead in line of described ring gear axis and eccentric shaft, the input of described eccentric shaft is provided with the general-purpose interface plugging with ratchet spanner delivery, described planetary gear is meshed with ring gear, described planetary one end is movably set on the output of eccentric shaft, the output dead in line of described planetary gear axis and eccentric shaft, the described planetary other end is provided with the connecting hole plugging with moment take-off lever one end connector, the other end of described moment take-off lever is provided with for connecting the square knuckle of different model sleeve.
2. the large torque wrench of novel combination type according to claim 1, is characterized in that: the pitch of described ring gear equates with planetary pitch.
3. the large torque wrench of novel combination type according to claim 1, is characterized in that: the connecting hole of the described planetary gear other end is slotted hole, and the connector of described moment take-off lever one end is Long Circle connector.
4. the large torque wrench of novel combination type according to claim 1, is characterized in that: the outside of described ring gear is also fixedly connected with positioning aid.
5. the large torque wrench of novel combination type according to claim 4, it is characterized in that: the profile of described ring gear is hexagonal prism, described positioning aid is by the collar, swing arm, the holding frame that height adjustment mechanism and rotation bracket form, the described collar is sheathed on ring gear outside and is locked by holding screw by its inner hexagonal hole, one flange end of the upper end of described swing arm and the collar is hinged, the adjusting screw(rod) upper end of described height adjustment mechanism is installed on the lower end of swing arm, the lifting that one end of described rotation bracket lock onto height adjustment mechanism by holding screw puts, the other end of described rotation bracket is provided with for withstanding the hex slot of bolt head.
6. the large torque wrench of novel combination type according to claim 1, is characterized in that: also comprise sleeve, one end of described sleeve is provided with the square opening being connected with square knuckle, and the other end of described sleeve is provided with for coordinating many ribs hole of nut to be removed.
7. the large torque wrench of novel combination type according to claim 6, is characterized in that: the material of described eccentric shaft, planetary gear, ring gear, moment take-off lever and sleeve is high-strength wear-resistant alloy steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420266518.5U CN203843752U (en) | 2014-05-23 | 2014-05-23 | Novel combined powerful wrench |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420266518.5U CN203843752U (en) | 2014-05-23 | 2014-05-23 | Novel combined powerful wrench |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203843752U true CN203843752U (en) | 2014-09-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420266518.5U Expired - Fee Related CN203843752U (en) | 2014-05-23 | 2014-05-23 | Novel combined powerful wrench |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203843752U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103978454A (en) * | 2014-05-23 | 2014-08-13 | 国家电网公司 | Novel combined locking wrench and application |
| CN107838852A (en) * | 2017-11-01 | 2018-03-27 | 浙江拓进五金工具有限公司 | It is a kind of to draw cap device manually |
| CN108714635A (en) * | 2018-05-18 | 2018-10-30 | 中山市博瑞特家居科技有限公司 | A kind of vertical door-plate rectifier |
-
2014
- 2014-05-23 CN CN201420266518.5U patent/CN203843752U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103978454A (en) * | 2014-05-23 | 2014-08-13 | 国家电网公司 | Novel combined locking wrench and application |
| CN103978454B (en) * | 2014-05-23 | 2015-10-14 | 国家电网公司 | The large torque wrench of novel combination type and application thereof |
| CN107838852A (en) * | 2017-11-01 | 2018-03-27 | 浙江拓进五金工具有限公司 | It is a kind of to draw cap device manually |
| CN107838852B (en) * | 2017-11-01 | 2024-03-15 | 浙江拓进五金工具有限公司 | Manual cap pulling device |
| CN108714635A (en) * | 2018-05-18 | 2018-10-30 | 中山市博瑞特家居科技有限公司 | A kind of vertical door-plate rectifier |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140924 Termination date: 20210523 |