CN208734292U - A kind of small dimension assembly power pincers - Google Patents
A kind of small dimension assembly power pincers Download PDFInfo
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- CN208734292U CN208734292U CN201821132950.XU CN201821132950U CN208734292U CN 208734292 U CN208734292 U CN 208734292U CN 201821132950 U CN201821132950 U CN 201821132950U CN 208734292 U CN208734292 U CN 208734292U
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- tong
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- main pincers
- pincers
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- 210000000080 chela (arthropods) Anatomy 0.000 title claims abstract description 73
- 230000007246 mechanism Effects 0.000 claims abstract description 16
- 230000005540 biological transmission Effects 0.000 claims abstract description 11
- 238000004132 cross linking Methods 0.000 claims description 8
- 230000009471 action Effects 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- 230000003014 reinforcing effect Effects 0.000 claims description 3
- 210000001364 upper extremity Anatomy 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 abstract description 7
- 239000010959 steel Substances 0.000 abstract description 7
- 238000004080 punching Methods 0.000 abstract description 6
- 238000005266 casting Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 4
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 230000015572 biosynthetic process Effects 0.000 abstract description 2
- 238000003825 pressing Methods 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 9
- 230000000712 assembly Effects 0.000 description 4
- 238000000429 assembly Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003245 coal Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000012208 gear oil Substances 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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Abstract
A kind of small dimension assembly power pincers include main pincers, back-up tong, preceding guide rod and back-guiding rod, and main pincers brake reversing mechanism, upper righting assembly, lower righting assembly, gear drive assembly, power input assembly comprising main pincers shell, binding clip clamp system, binding clip;Back-up tong includes back-up tong shell, back-up tong head clamping assembly, back-up tong head circle, duplicate gear, oil cylinder with gear racks transmission mechanism, fulcrum bearing.Main pincers shell and back-up tong shell are using cold punching pressing formation and the punching structure of local enhancement in the utility model, and steel plate thickness rate routine steel-casting wall thickness reduces 1/3, and integral strength increases by 20% or more instead.In stamping process, shape, opening, most of hole can stamp out next, following process amount very little, and precision and size also can guarantee unified and accurate.The utility model meets the lightweight of small dimension Power Tong, low energy consumption problem, not only environmental protection but also alleviate weight, reduce cost, and intensity increases instead, social benefit is huge, economic benefits.
Description
Technical field
The utility model relates to a kind of effective assembly power pincers in oil field more particularly to a kind of knots of small dimension assembly power pincers
Structure belongs to petroleum equipment design and manufacturing technology field.
Background technique
Need to use a kind of progress of effective Power Tong to oil pipe, sucker rod, macaroni screw thread in oil well repairing operation
Upper, shackle operation, it can make the threaded connection convenient disassembly of above-mentioned tubing string.The above-mentioned general caliber of tubing string all very littles, it is required
Torque is also little, but in operation, tubing string is often replaced, it is desirable that easy to carry, operation, therefore the necessary structure of effective Power Tong is tight
Gather, outer dimension is small as far as possible, weight is light as much as possible, to meet applying working condition as much as possible.Traditional power
Pincers are generally open power-spider, and main pincers shell therein and back-up tong shell are all made of steel-casting and are fabricated, in order to consider
The needs of intensity and cast structure and hatch frame, usual shell wall is all designed relatively thick and solid, not only such structure cannot make
The weight saving of effective Power Tong, and increase material cost, also result in the increase of subsequent fine processing cost, especially Technology of Steel Castings
It pollutes the environment, does not meet national coal steel and go production capacity policy requirements.Therefore, seek a kind of effective power tongs main tongs in small dimension oil field
The novel process structure of shell and back-up tong shell replaces traditional Technology of Steel Castings structure, is the project for being worth research.
Summary of the invention
The purpose of this utility model seeks to solve the problems, such as lightweight, the low energy consumption of small dimension Power Tong, and provides one kind
Small dimension assembly power pincers, the main load-bearing part top panel and lower panel of main load-bearing part shell and upper cover plate and back-up tong to main pincers are adopted
With steel plate cold stamping shaped, weight reduces 1/3 or more, and processing capacity is greatly decreased, and work work load is light, and cold stamping shaped effect
Rate is high, is easy to produce in batches, product stability is good, and effect on environment can also be minimized.
To achieve the goals above, the utility model is implemented by the following technical programs: the program include main pincers, back-up tong,
Preceding guide rod and back-guiding rod, it is main pincers comprising main pincers shell, binding clip clamp system, binding clip brake reversing mechanism, upper righting assembly, under help
Positive assembly, gear drive assembly, power input assembly;Main pincers shell therein includes main pincers lower casing and upper cover plate, tooth therein
Taking turns drive assembly includes idle wheel, axle of carrier pulley, duplicate gear, double crosslinking gear shaft;The power input assembly is located at rear shell, institute
Transmitting power is engaged with the binding clip gear on duplicate gear, idle wheel, binding clip clamp system containing gear;Back-up tong include back-up tong shell,
Back-up tong head clamping assembly, back-up tong head circle, duplicate gear, oil cylinder with gear racks transmission mechanism, fulcrum bearing, back-up tong shell therein include back
Top panel and lower panel are clamped, back-up tong head clamping assembly therein includes back-up tong jaw plate frame, jaw assembly, back-up tong ramp, therein
Oil cylinder with gear racks transmission mechanism includes cylinder seat, rack gear, piston;Main pincers are located above back-up tong, and front and back passes through preceding guide rod and back-guiding rod phase
Even;The main pincers shell and back-up tong shell are all Steel Sheet;The main pincers lower casing upper limb one encloses outward flanging, flange
Place is equipped with screw hole and upper cover plate is fastened together by screw;The lower righting assembly is fixed on main pincers lower casing, and upper righting is total
At being fixed on upper cover plate;The binding clip clamp system be located at it is main pincers lower casing in upper cover plate upper righting assembly and lower righting it is total
It can be rotated between;The both ends of the axle of carrier pulley and double crosslinking gear shaft are equipped with step surface, and the step surface withstands on upper cover respectively
Between plate and main pincers lower casing, it is used to support the linking intensity that is interior empty and reinforcing main pincers shell of upper cover plate and main pincers lower casing.
The back-up tong head circle is fixed in the above between plate and lower panel, and is respectively equipped with protrusion in the both ends of the surface of back-up tong head circle
Annular key, be respectively equipped with recessed annular groove on top panel and lower panel, the annular key in back-up tong head circle is embedded in top panel
Support and positioning action are played in the annular groove of lower panel;The back-up tong ramp is fixed in back-up tong head circle, the back-up tong jaw
Grillage is located between back-up tong top panel and lower panel and can be rotated;Above cylinder seat fixed back pliers in the oil cylinder with gear racks transmission mechanism
Between plate and lower panel, rack gear passes through the tooth engagement on duplicate gear and back-up tong jaw plate frame;Back-up tong tail portion top panel is under
Fulcrum bearing is equipped between panel, fulcrum bearing upper and lower end is equipped with step surface and positioning spindle nose, and the back-up tong top panel, lower panel are logical
Respective location hole is crossed respectively with positioning spindle nose clearance fit in fulcrum bearing, and back-up tong top panel, lower panel are close to fulcrum bearing respectively
Upper and lower step surface and axially position fastening;The fulcrum bearing is back-up tong and back-guiding rod attachment base, undertake, shackle operation when torsion
The reaction force of square.
Local enhancement platform is equipped on the main pincers shell described in a kind of above-mentioned small dimension assembly power pincers and back-up tong shell
Rank.
The main pincers lower casing described in a kind of above-mentioned small dimension assembly power pincers uses plate for the plate of deep-draw.
It is further mitigation weight, the main pincers shell and back-up tong shell in a kind of above-mentioned small dimension assembly power pincers
For aluminum alloy plate materials.
Main pincers shell and back-up tong shell use cold punching pressing formation in the utility model, and steel plate generates plastic deformation firmly through cold punching
Change, and using the punching structure of local enhancement, steel plate thickness rate routine steel-casting wall thickness reduces 1/3, and integral strength is instead
Increase by 20% or more.Axle of carrier pulley and double crosslinking gear shaft therein are to main pincers shell, back-up tong head circle and cylinder seat and fulcrum bearing to back-up tong
Shell has support and booster action.In stamping process, shape, opening, most of hole can stamp out, subsequent to add
Work amount very little, precision and size also can guarantee unified and accurate.Therefore the utility model meets the light weight of small dimension Power Tong
Change, low energy consumption problem, not only environmental protection again alleviate weight, reduce cost, and intensity increases instead, social benefit is huge, pass through
Help considerable benefit.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is the schematic view of the front view (cross-sectional view) of the utility model design structure;
Fig. 2 is the overlooking structure diagram (half sectional view) of back-up tong;
Fig. 3 is enlarged diagram (local enhancement step) at A in Fig. 1.
In figure: guide rod, 4 back-guiding rods, 5 main pincers shells, 501 main pincers lower casings, 502 upper cover plates, 6 before 1 main pincers, 2 back-up tongs, 3
Binding clip clamp system, 7 binding clips braking reversing mechanism, righting assembly, 9 lower righting assemblies, 10 gear drive assemblies, 1001 are situated between on 8
Wheel, 1002 axle of carrier pulley, 1003 duplicate gears, 1004 double crosslinking gear shafts, 11 power input assembly, 12 back-up tong shells, 1201 back-up tongs
Top panel, 1202 lower panels, 13 back-up tong head clamping assemblies, 1301 back-up tong jaw plate frames, 1302 jaw assemblies, 1303 back-up tong ramps,
14 back-up tong head circles, 15 duplicate gears, 16 oil cylinder with gear racks transmission mechanisms, 1601 cylinder seats, 1602 rack gears, 1603 pistons, 17 fulcrum bearings.
Specific embodiment
As shown in attached drawing 1,2, main pincers 1, back-up tong 2, preceding guide rod 3 and back-guiding rod 4, main pincers 1 are included in the utility model
It is passed comprising main pincers shell 5, binding clip clamp system 6, binding clip braking reversing mechanism 7, upper righting assembly 8, lower righting assembly 9, gear
Dynamic assembly 10, power input assembly 11;Main pincers shell 5 therein includes main pincers lower casing 501 and upper cover plate 502, gear therein
Drive assembly 10 includes idle wheel 1001, axle of carrier pulley 1002, duplicate gear 1003, double crosslinking gear shaft 1004;The power input is total
It is located at rear shell at 11, contained gear is nibbled with the binding clip gear on duplicate gear 1003, idle wheel 1001, binding clip clamp system 6
Close transmitting power;Back-up tong 2 includes back-up tong shell 12, back-up tong head clamping assembly 13, back-up tong head circle 14, duplicate gear 15, rack gear oil
Cylinder transmission mechanism 16, fulcrum bearing 17, back-up tong shell 12 therein include back-up tong top panel 1201 and lower panel 1202, back therein
Binding clip clamp assembly 13 includes back-up tong jaw plate frame 1301, jaw assembly 1302, back-up tong ramp 1303, oil cylinder with gear racks transmission therein
Mechanism 16 includes cylinder seat 1601, rack gear 1602, piston 1603;Main pincers 1 are located at 2 top of back-up tong, and front and back is led with after by preceding guide rod 3
Bar 4 is connected;Main pincers shell 5 and back-up tong shell 12 are all Steel Sheet;Main 501 upper limb one of pincers lower casing encloses turned-out
Side is equipped with screw hole at flange and is fastened together with upper cover plate 502 by screw;The lower righting assembly 9 is fixed under main pincers
On shell 501, upper righting assembly 8 is fixed on upper cover plate 502;The binding clip clamp system 6 is located at main pincers lower casing 501 and upper cover plate
It can be rotated between upper righting assembly 8 and lower righting assembly 9 in 502;The two of the axle of carrier pulley 1002 and double crosslinking gear shaft 1004
End is equipped with step surface, and the step surface is withstood on respectively between upper cover plate 502 and main pincers lower casing 501, is used to support upper cover plate 502
With the main linking intensity for clamping the interior empty of lower casing 501 and reinforcing main pincers shell 5.
The back-up tong head circle 14 is fixed in the above between plate 1201 and lower panel 1202, and in the both ends of the surface of back-up tong head circle 14
It is respectively equipped with the annular key of protrusion, is respectively equipped with recessed annular groove, back-up tong head circle 14 on top panel 1201 and lower panel 1202
On annular key be embedded in the annular groove of top panel 1201 and lower panel 1202 and play support and positioning action;The back-up tong slope
Plate 1303 is fixed in back-up tong head circle 14, and the back-up tong jaw plate frame 1301 is located between back-up tong top panel 1201 and lower panel 1202
It can be rotated;1601 fixed back pliers top panel 1201 of cylinder seat in the oil cylinder with gear racks transmission mechanism 16 and between lower panel 1202,
Rack gear 1602 passes through the tooth engagement on duplicate gear 15 and back-up tong jaw plate frame 1301;The 2 tail portion top panel 1201 of back-up tong is under
Fulcrum bearing 17 is equipped between panel 1202,17 upper and lower end of fulcrum bearing is equipped with step surface and positions spindle nose, above the back-up tong
Plate 1201, lower panel 1202 by respective location hole respectively in fulcrum bearing 17 position spindle nose clearance fit, back-up tong top panel
1201, lower panel 1202 is close to the upper and lower step surface of fulcrum bearing 17 respectively and axially position fastens;The fulcrum bearing 17 is back-up tong 2
With 4 attachment base of back-guiding rod, undertake, shackle operation when torque reaction force.
As shown in figure 3, in order to increase intensity, the main pincers shell 5 and back-up tong shell 12 are equipped with local enhancement step.
To guarantee there is good punching performance, the main pincers lower casing 501 uses plate for the plate of deep-draw.
Further to mitigate weight, the main pincers shell 5 and back-up tong shell 12 are aluminum alloy plate materials.
A kind of small dimension assembly power pincers are light-weight described in the utility model, intensity is high, and manufacturing cost is low, convenient for criticizing
Amount production, and meet environmental requirement.
Claims (4)
1. a kind of small dimension assembly power pincers, include main pincers, back-up tong, preceding guide rod and back-guiding rod, main pincers include main pincers shell, binding clip
Clamp system, binding clip braking reversing mechanism, upper righting assembly, lower righting assembly, gear drive assembly, power input assembly;Its
In main pincers shell include main pincers lower casing and upper cover plate, gear drive assembly therein comprising idle wheel, axle of carrier pulley, duplicate gear,
Double crosslinking gear shaft;The power input assembly is located at rear shell, contained gear and duplicate gear, idle wheel, binding clip clamp system
On binding clip gear engagement transmitting power;Back-up tong includes back-up tong shell, back-up tong head clamping assembly, back-up tong head circle, duplicate gear, tooth
Oil cylinder transmission mechanism, fulcrum bearing, back-up tong shell therein include back-up tong top panel and lower panel, and back-up tong head clamping therein is total
At comprising back-up tong jaw plate frame, jaw assembly, back-up tong ramp, oil cylinder with gear racks transmission mechanism therein includes cylinder seat, rack gear, piston;
Main pincers are located above back-up tong, and front and back is connected by preceding guide rod with back-guiding rod, it is characterised in that:
The main pincers shell and back-up tong shell are all Steel Sheet;
The main pincers lower casing upper limb one encloses outward flanging, is equipped with screw hole at flange and upper cover plate is fastened together by screw;
The lower righting assembly is fixed on main pincers lower casing, and upper righting assembly is fixed on upper cover plate;
The binding clip clamp system is located between main pincers lower casing and upper righting assembly and lower righting assembly in upper cover plate and can be rotated;
The both ends of the axle of carrier pulley and double crosslinking gear shaft are equipped with step surface, and the step surface is withstood on respectively under upper cover plate and main pincers
Between shell, it is used to support the linking intensity that is interior empty and reinforcing main pincers shell of upper cover plate and main pincers lower casing;
The back-up tong head circle is fixed in the above between plate and lower panel, and the ring of protrusion is respectively equipped in the both ends of the surface of back-up tong head circle
Recessed annular groove is respectively equipped on shape key, top panel and lower panel, the annular key in back-up tong head circle is embedded in top panel under
Support and positioning action are played in the annular groove of panel;
The back-up tong ramp is fixed in back-up tong head circle, and the back-up tong jaw, which is erected between back-up tong top panel and lower panel, to be turned
It is dynamic;
Between cylinder seat fixed back pliers top panel and lower panel in the oil cylinder with gear racks transmission mechanism, rack gear by duplicate gear with
Tooth engagement on back-up tong jaw plate frame;
Fulcrum bearing is equipped between back-up tong tail portion top panel and lower panel, fulcrum bearing upper and lower end is equipped with step surface and locating shaft
Head, the back-up tong top panel, lower panel by respective location hole respectively with spindle nose clearance fit is positioned in fulcrum bearing, on back-up tong
Panel, lower panel are close to the upper and lower step surface of fulcrum bearing respectively and axially position fastens;
The fulcrum bearing is back-up tong and back-guiding rod attachment base, undertake, shackle operation when torque reaction force.
2. a kind of small dimension assembly power pincers according to claim 1, it is characterised in that: the main pincers shell and back-up tong shell
It is equipped with local enhancement step.
3. a kind of small dimension assembly power pincers according to claim 1, it is characterised in that: the main pincers lower casing use plate for
The plate of deep-draw.
4. a kind of small dimension assembly power pincers according to claim 1, it is characterised in that: the main pincers shell and back-up tong shell
For aluminum alloy plate materials.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201821132950.XU CN208734292U (en) | 2018-07-17 | 2018-07-17 | A kind of small dimension assembly power pincers |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201821132950.XU CN208734292U (en) | 2018-07-17 | 2018-07-17 | A kind of small dimension assembly power pincers |
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CN208734292U true CN208734292U (en) | 2019-04-12 |
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ID=66026055
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CN201821132950.XU Withdrawn - After Issue CN208734292U (en) | 2018-07-17 | 2018-07-17 | A kind of small dimension assembly power pincers |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108708680A (en) * | 2018-07-17 | 2018-10-26 | 盐城特达钻采设备有限公司 | A kind of small dimension assembly power pincers |
-
2018
- 2018-07-17 CN CN201821132950.XU patent/CN208734292U/en not_active Withdrawn - After Issue
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108708680A (en) * | 2018-07-17 | 2018-10-26 | 盐城特达钻采设备有限公司 | A kind of small dimension assembly power pincers |
CN108708680B (en) * | 2018-07-17 | 2024-03-29 | 盐城特达钻采设备有限公司 | Small-size combined power tongs |
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Granted publication date: 20190412 Effective date of abandoning: 20240329 |
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AV01 | Patent right actively abandoned |
Granted publication date: 20190412 Effective date of abandoning: 20240329 |
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AV01 | Patent right actively abandoned |