CN203726394U - Impact wrench special for pumping unit crank pin - Google Patents
Impact wrench special for pumping unit crank pin Download PDFInfo
- Publication number
- CN203726394U CN203726394U CN201420059474.9U CN201420059474U CN203726394U CN 203726394 U CN203726394 U CN 203726394U CN 201420059474 U CN201420059474 U CN 201420059474U CN 203726394 U CN203726394 U CN 203726394U
- Authority
- CN
- China
- Prior art keywords
- ratchet
- spanner
- connecting rod
- ratchet wheel
- crank pin
- 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.)
- Expired - Fee Related
Links
Abstract
The utility model relates to an impact wrench special for a pumping unit crank pin. The impact wrench special for the pumping unit crank pin is provided with a front positioning plate through an anti-fall gland bolt in a fastening mode, a combination plate is arranged above the front positioning plate, a square bar is arranged on the combination plate, the middle of the square bar is sleeved by a ratchet wheel socket spanner, a stress application bar is arranged at the end of the ratchet wheel socket spanner, a wrench connecting rod is arranged between the ratchet wheel socket spanner and the stress application bar, and two ends of the wrench connecting rod respectively penetrate the centers of the ratchet wheel socket spanner and the stress application bar. An improved impact ratchet wheel is installed on the stress application bar, a plurality of gravity impact ratchet wheel grooves are arranged on the edge of the outer side of the improved impact ratchet wheel, and a ratchet wheel chute penetrating a body is radially arranged on the upper edge of the sleeve portion of the ratchet wheel socket spanner. When the pumping unit crank pin is dismounted or a stroke hole is adjusted, a crank-pin-free nut can be quickly and easily dismounted in a time-saving strength-saving mode, the labor intensity of workers can be reduced, and crank pin damage caused by a heavy type impact hammer is decreased.
Description
Technical field
The utility model relates to the special shock spanner of a kind of crank pin for pumping unit.
Background technology
In known technical field, at handling crank pins or regulate when stroke hole, when operating personnel use sledgehammer or weight to clash into crank pins, screw thread usually damaged, injure by a crashing object and cannot use, cause waste economically.This kind of traditional operation needs five, six people to use in turn heavy sledgehammer to exempt from type nut to crank pins repeatedly to clash into, swing and pound, the rate when impact of wasting time and energy drives a well, and tumble injury easily occurs, the security incident such as injure by a crashing object.The simultaneously general conventional special speeder wrench of crank pin for pumping unit also cannot easy removal for the serious corrosion of crank pins or stuck situation.
Utility model content
The technical problems to be solved in the utility model is: overcome the problems referred to above, provide a kind of crank pin for pumping unit special shock spanner, manpower can be used heavy sledgehammer to exempt from type nut to crank pins repeatedly clashes into and dismantles the transformation of the way and carry out disassembling section for specific purpose tool is fast time saving and energy saving, to avoid in heavy sledgehammer knockout process crank pins screw thread or axle to be smashed and cause waste economically, also can alleviate simultaneously employee labour intensity, efficiency is provided.
The utility model solves the technical scheme that its technical problem adopts: the special shock spanner of a kind of crank pin for pumping unit, comprise special spanner, described special spanner is by the fastening prelocalization plate that is provided with of anticreep gland bolt, above described prelocalization plate, be provided with board, on described board, be provided with square bar, the bottom of described square bar is positioned at the center of board, the top of described square bar is provided with connecting rod and rear position plate, middle part at described square bar is arranged with box socket set, be provided with afterburning rod in the end of described box socket set, between described box socket set and afterburning rod, be provided with spanner connecting rod, and box socket set and afterburning Bang center are run through respectively in the two ends of described spanner connecting rod, remodeling is installed on described afterburning rod and clashes into ratchet, the outer ledge that clashes into ratchet at described remodeling is provided with several gravity impact ratchet slots, on the sleeve part of described box socket set, be radially provided with the ratchet slideway that runs through body.
Further, for the smooth application of force, the utility model is provided with lever force application apparatus at the tail end of described afterburning rod.
Further, as a kind of concrete embodiment, the first lengthening connecting rod, second that the force application apparatus of lever described in the utility model has the tail end that is successively set on afterburning rod lengthens connecting rod, lengthens between connecting rod and is provided with set bolt at described the first lengthening connecting rod and second.
Further, as a kind of concrete embodiment, the utility model clash into the central axis of ratchet by described remodeling centered by rotation be distributed with four gravity impact ratchet slots, and angle between two adjacent gravity impact ratchet slots is 90 °.
Further, as a kind of concrete embodiment, it is short cylinder structure that remodeling described in the utility model clashes into the ratchet wheel key in ratchet, and length is 2～3cm.
The beneficial effects of the utility model are: the special shock spanner in the utility model is in the operation in oil pumper dismounting crank pins or adjusting stroke hole, particularly when in the face of the serious or stuck situation of crank pins corrosion, the light time saving and energy saving crank pins that disassembles is exempted from type nut fast, alleviates staff labor intensity and reduces the damage of heavy percussion hammer to crank pins.
This programme is simple in structure, and it is convenient to install, and quick-detachment is time saving and energy saving, and safety coefficient is high, practical, be convenient to manufacture and operation, alleviate staff labor intensity, and avoided waste economically; Can thoroughly avoid the past in the time changing crank pins or regulate stroke hole, when operating personnel use sledgehammer or weight to clash into crank pins, cause crank pins to damage, injure by a crashing object and cannot use, causing waste economically and swing and pound the security incident that heavy hammer causes.At present, in the crank pin for pumping units replacing operation of two factories is recovered the oil by North China Oilfield company, try out, effect is better.
Brief description of the drawings
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the top view that in the utility model, remodeling clashes into ratchet;
Fig. 3 is the side view that in the utility model, remodeling clashes into ratchet;
Fig. 4 is the structural representation of box socket set in the utility model;
In figure: 1. special spanner, 2. anticreep gland bolt, 3. prelocalization plate, 4. board, 5. square bar, 6. connecting rod, 7. rear position plate, 8. box socket set, 9. spanner connecting rod, 10. remodeling clashes into ratchet, 11. afterburning rods, and 12. first lengthen connecting rod, 13. second lengthen connecting rod, 14. set bolts, 15. gravity impact ratchet slots, 16. ratchet slideways.
Detailed description of the invention
By reference to the accompanying drawings the utility model is described in further detail now.These accompanying drawings are the schematic diagram of simplification, and basic structure of the present utility model is only described in a schematic way, and therefore it only shows the formation relevant with the utility model.
The preferred embodiment of the special shock spanner of the utility model crank pin for pumping unit as shown in Figure 1 to 4, comprise special spanner 1, described special spanner 1 is by the fastening prelocalization plate 3 that is provided with of anticreep gland bolt 2, above described prelocalization plate 3, be provided with board 4, on described board 4, be provided with square bar 5, the bottom of described square bar 5 is positioned at the center of board 4, the top of described square bar 5 is provided with connecting rod 6 and rear position plate 7, be arranged with box socket set 8 at the middle part of described square bar 5, be provided with afterburning rod 11 in the end of described box socket set 8, between described box socket set 8 and afterburning rod 11, be provided with spanner connecting rod 9, and box socket set 8 and afterburning Bang11 center are run through respectively in the two ends of described spanner connecting rod 9, on described afterburning rod 11, remodeling is installed and clashes into ratchet 10, the outer ledge that clashes into ratchet 10 at described remodeling is provided with several gravity impact ratchet slots 15, on the sleeve part of described box socket set 8, be radially provided with the ratchet slideway 16 that runs through body.
Tail end at described afterburning rod 11 is provided with lever force application apparatus.
Described lever force application apparatus has the first lengthening connecting rod 12, the second lengthening connecting rod 13 of the tail end that is successively set on afterburning rod 11, lengthen between connecting rod 12 and the second lengthening connecting rod 13 and be provided with set bolt 14 described first, described the second lengthening connecting rod 13 is hollow steel pipe, and its weight is no less than 10kg.
Clash into the central axis of ratchet by described remodeling centered by, rotation is distributed with four gravity impact ratchet slots 15, and angle between two adjacent gravity impact ratchet slots 15 is 90 °.
The ratchet wheel key that described remodeling clashes in ratchet 10 is short cylinder structure, and length is 2～3cm.
This programme is in the time of concrete operations: anticreep gland bolt 2 take off anticreep gland first comes loose, replace anticreep gland with the prelocalization plate 3 of special spanner 1, prelocalization plate 3 is fastened on crank pins with anticreep gland bolt 2, again by four dog clutch of speeder wrench head on the type of the exempting from nut of crank pins, utilize connecting rod 6 will clash into wrench group on crank pins, then the square hole at box socket set 8 centers is installed to Special pull at hand on 1 square bar 5; When use, first lift vertically upward the handle portion of the second lengthening connecting rod 13, lift angle and should be less than 90 degree, utilize the gravity of the second lengthening connecting rod 13, making remodeling clash into ratchet 10 rotates rapidly, when ratchet wheel key is fallen into ratchet slot 15 when interior, second lengthens the gravity impact ratchet slot 15 of connecting rod 13 drives Special pull 1 rotation at hand, repeatedly lifts, puts down handle and just can easily crank pins be exempted to type nut and pull down.
Taking above-mentioned foundation desirable embodiment of the present utility model as enlightenment, by above-mentioned description, relevant staff can, not departing from the scope of this utility model technological thought, carry out various change and amendment completely.The technical scope of this utility model is not limited to the content on description, must determine its technical scope according to claim scope.
Claims (5)
1. the special shock spanner of crank pin for pumping unit, comprise special spanner (1), it is characterized in that: described special spanner (1) is by the fastening prelocalization plate (3) that is provided with of anticreep gland bolt (2), be provided with board (4) in the top of described prelocalization plate (3), on described board (4), be provided with square bar (5), the bottom of described square bar (5) is positioned at the center of board (4), the top of described square bar (5) is provided with connecting rod (6) and rear position plate (7), be arranged with box socket set (8) at the middle part of described square bar (5), be provided with afterburning rod (11) in the end of described box socket set (8), between described box socket set (8) and afterburning rod (11), be provided with spanner connecting rod (9), and the center of box socket set (8) and afterburning rod (11) is run through respectively at the two ends of described spanner connecting rod (9), remodeling is installed on described afterburning rod (11) and clashes into ratchet (10), the outer ledge that clashes into ratchet (10) at described remodeling is provided with several gravity impact ratchet slots (15), on the sleeve part of described box socket set (8), be radially provided with the ratchet slideway (16) that runs through body.
2. the special shock spanner of crank pin for pumping unit as claimed in claim 1, is characterized in that: the tail end at described afterburning rod (11) is provided with lever force application apparatus.
3. the special shock spanner of crank pin for pumping unit as claimed in claim 2, it is characterized in that: the first lengthening connecting rod (12), second that described lever force application apparatus has the tail end that is successively set on afterburning rod (11) lengthens connecting rod (13), lengthen between connecting rod (13) and be provided with set bolt (14) at described the first lengthening connecting rod (12) and second.
4. the special shock spanner of crank pin for pumping unit as claimed in claim 1, it is characterized in that: clash into the central axis of ratchet (10) by described remodeling centered by, rotation is distributed with four gravity impact ratchet slots (15), and angle between adjacent two gravity impact ratchet slots (15) is 90 °.
5. the special shock spanner of crank pin for pumping unit as claimed in claim 1, is characterized in that: the ratchet wheel key that described remodeling clashes in ratchet (10) is short cylinder structure, and length is 2～3cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420059474.9U CN203726394U (en) | 2014-02-09 | 2014-02-09 | Impact wrench special for pumping unit crank pin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420059474.9U CN203726394U (en) | 2014-02-09 | 2014-02-09 | Impact wrench special for pumping unit crank pin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203726394U true CN203726394U (en) | 2014-07-23 |
Family
ID=51196500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420059474.9U Expired - Fee Related CN203726394U (en) | 2014-02-09 | 2014-02-09 | Impact wrench special for pumping unit crank pin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203726394U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104260029A (en) * | 2014-10-15 | 2015-01-07 | 湖南南方宇航工业有限公司 | Big locking nut assembling and disassembling tool |
-
2014
- 2014-02-09 CN CN201420059474.9U patent/CN203726394U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104260029A (en) * | 2014-10-15 | 2015-01-07 | 湖南南方宇航工业有限公司 | Big locking nut assembling and disassembling 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: 20140723 Termination date: 20150209 |
|
| EXPY | Termination of patent right or utility model |