CN203961842U - A kind of seesaw type hydraulic control latch commutation resetting means of Power Tong - Google Patents
A kind of seesaw type hydraulic control latch commutation resetting means of Power Tong Download PDFInfo
- Publication number
- CN203961842U CN203961842U CN201420299000.1U CN201420299000U CN203961842U CN 203961842 U CN203961842 U CN 203961842U CN 201420299000 U CN201420299000 U CN 201420299000U CN 203961842 U CN203961842 U CN 203961842U
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- China
- Prior art keywords
- binding clip
- seesaw
- latch
- ramp
- clamp mechanism
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Abstract
A kind of seesaw type hydraulic control latch commutation resetting means of Power Tong, comprise seesaw type bolt mechanism, the ramp that surges, housing, binding clip gear wheel, binding clip clamp mechanism, seesaw type bolt mechanism is located in binding clip clamp mechanism, the ramp that surges is fixed on housing, binding clip gear wheel rotates and drives binding clip clamp mechanism together to rotate together with seesaw type latch, the lifting on the ramp that surges domatic of seesaw type latch, realize the transposition of latch, reach binding clip clamp mechanism in object upper, that shackle direction commutates and resets with respect to binding clip gear wheel.The utility model by latch, on the ramp that surges, climb just can realize, the conversion of shackle, thereby reach the object that Remote Hydraulic is controlled, and maloperation or the ramp that surges are not in time retracted not can have impact the same while changing pin latch commutation resetting means with hydraulic control is not installed on operating process, there is structure ingenious, simple and reliable, the advantages such as handled easily.
Description
Technical field
The utility model relates to a kind of oil field tubulars Power Tong, relates in particular to a kind of structure of seesaw type hydraulic control latch commutation resetting means of Power Tong, belongs to petroleum equipment design and manufacturing technology field.
Background technology
The oil pipe of oil field shaft mouth, sleeve pipe, drill rod thread upper, unload and smash, use a kind of effective Power Tong, it can make the convenient disassembly that is threaded of above-mentioned tubing string.Traditional oil field tubulars with Power Tong, on once, detain or the shackle end of job after, the binding clip clamp mechanism being arranged on binding clip revolving body need to be returned to home position (the centering position of binding clip) so that tubing string passes in and out, then carry out next endowel operation, conversion on often needing when operation in addition between button and shackle direction, therefore a latch is set conventionally in binding clip clamp mechanism, latch stretches in the deep-slotted chip breaker that binding clip gear wheel is provided with through the hole in binding clip clamp mechanism, the deep-slotted chip breaker arranging on hole in binding clip clamp mechanism and binding clip gear wheel is two places, divide and be listed in both sides, axis of rotation cross section, generally be symmetrical set, this two Kong Yiwei forward direction jack, another is reverse directions jack, latch is inserted to different holes and just can realize binding clip clamp mechanism to forward direction or reverse directions rotation, button or shackle operation in realization.Can also realize the reset of the relative binding clip gear wheel of binding clip clamp mechanism in addition, get back to home position, two limit positions in the deep-slotted chip breaker that latch arranges at binding clip gear wheel, one is the limit position of rotation of the relative binding clip gear wheel of binding clip clamp mechanism forward or reverse, another is that binding clip clamp mechanism is with respect to the home position of binding clip gear wheel, when binding clip gear wheel is opening gear, when home position, opening binding clip gear wheel is relative with the binding clip clamp mechanism opening of opening, realizes binding clip clamp mechanism and resets; And to go up, shackle when conversion, only latch need to be changed to another jack from a jack, just can realize, the conversion of shackle.Existing Power Tong all for plugging manually latch, but when remote job or automatic job, requires to realize the conversion of long-range upper, shackle in when conversion, and therefore the latch of the existing Power Tong resetting-mechanism that commutates can not meet long-range operation needs.
Summary of the invention
The purpose of this utility model will overcome the deficiencies in the prior art exactly, and a kind of seesaw type hydraulic control latch commutation resetting means of Power Tong is provided, by fluid cylinder, promote ramp to desired location, seesaw type latch is along with binding clip gear wheel rotates, on ramp domatic, lifting realizes the transposition of latch, thereby reaches the object that Remote Hydraulic is controlled.
To achieve these goals, the utility model is implemented by the following technical programs: this scheme comprises seesaw bolt mechanism, the ramp that surges, housing, binding clip gear wheel, binding clip clamp mechanism, described seesaw bolt mechanism is arranged in binding clip clamp mechanism, it is comprised of column, dextrorotation pivoted arm, right pin, seesaw, bearing pin, right roller, back-up ring, screw, left-handed pivoted arm, left wheel, left latch, stop screw, bolster, and seesaw two ends are provided with slotted eye; The ramp that surges is fixed on housing, and it is comprised of ramp, holder, cover plate, fluid cylinder, screw; Binding clip gear wheel is provided with two sections of deep-slotted chip breakers that are symmetrical in axial centre cross section, binding clip gear wheel rotates and drives binding clip clamp mechanism together to rotate together with seesaw type bolt mechanism, make the lifting on the ramp that surges domatic of seesaw type bolt mechanism, realize latch transposition, reach binding clip clamp mechanism in object upper, that shackle direction commutates and resets with respect to binding clip gear wheel; Binding clip clamp mechanism is provided with two jacks that are symmetrical in axis of rotation cross section; Seesaw bolt mechanism is fixed in binding clip clamp mechanism by column lower end, and is positioned at the line center of two pin holes; Seesaw middle part is hinged on column top by bolster, and can swing around bolster; Left and right turning arm and left and right latch are gone here and there respectively and are located in the two ends slotted eye of seesaw by bearing pin, one end of left and right latch reaches in the deep-slotted chip breaker on binding clip gear wheel and can move up and down with the swing at seesaw two ends through two jacks in binding clip clamp mechanism respectively, seesaw both sides are opened and be symmetricly set in the inner side of left and right turning arm, on left and right turning arm, be respectively equipped with left and right roller, and be subject to back-up ring and screw spacing; Left and right turning arm is because inner side is opened and can be swung around bearing pin one direction, when roller can promote seesaw and drive latch to move up and down when the ramp that surges goes up a slope in turning arm outside; When roller goes up a slope along the ramp that surges in turning arm inner side, due to open-minded inside turning arm, turning arm drives roller to swing laterally around bearing pin, can not promote seesaw and move; Stop screw is arranged on column top, and one end withstands on the middle part, upper surface of seesaw, the pendulum angle of restriction seesaw, thus restriction latch is inserted in the slotted eye degree of depth of binding clip gear wheel; The ramp that surges is comprised of ramp, holder, cover plate, fluid cylinder, screw, and holder is fixed by screws on housing; Fluid cylinder is fixed in holder by cover plate; Ramp is connected to the piston club head of fluid cylinder; It is two domatic that ramp is provided with, the two domatic section planes that are symmetrical in binding clip clamp mechanism axis of rotation, and the ramp that normally surges is in retracted position, just reaches operating position when needs commutate.
The utility model by arrange seesaw type latch on the ramp that surges, climb just can realize, the conversion of shackle, thereby reach the object that Remote Hydraulic is controlled, and work as maloperation or when the ramp that surges is not in time retracted, all can not impact operating process, just when hydraulic control latch commutation resetting means is not installed.Therefore, the utlity model has novel in design ingenious, simple and reliable for structure, the advantages such as handled easily.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 is that master of the present utility model looks, broken section structural representation;
Fig. 2 is plan structure schematic diagram of the present utility model;
Fig. 3 is A-A cross section sectional structure schematic diagram in Fig. 1 (seesaw type latch sectional view).
In Fig. 1,2,3: 1 seesaw type bolt mechanism; 101 columns; 102 dextrorotation pivoted arms; 103 right pins; 104 seesaws; 105 bearing pins; 106 right rollers; 107 back-up rings; 108 screws; 109 left-handed pivoted arms; 110 left wheel; 111 left latches; 112 stop screws; 113 bolsters; 2 ramps that surge; 201 ramps; 202 holders; 203 cover plates; 204 fluid cylinders; 205 screws; 3 housings; 4 binding clip gear wheels; 401 left arc-shaped slots; 402 right arc-shaped slots; 5 binding clip clamp mechanism.
The specific embodiment
As accompanying drawing 1, 2, shown in 3, seesaw type bolt mechanism 1 is by column 101, dextrorotation pivoted arm 102, right pin 103, seesaw 104, bearing pin 105, right roller 106, back-up ring 107, screw 108, left-handed pivoted arm 109, left wheel 110, left latch 111, stop screw 112, bolster 113 forms, and seesaw type bolt mechanism 1 is fixed in binding clip clamp mechanism 5 by column 101, and in the Central Symmetry position of two pin holes, seesaw 104 is bearing in column 101 by bolster 113, and two ends are swingable, a left side, dextrorotation pivoted arm 109, 102 and left, right pin 111, 103 go here and there respectively and are located in the two ends slotted eye of seesaw 104, a left side by bearing pin 105, right pin 111, one end of 103 reaches a left side for binding clip gear wheel 4 through the hole of setting in binding clip clamp mechanism 5, right arc-shaped slot 401, on can be with the swing at seesaw 104 two ends in 402, lower movement, a left side, dextrorotation pivoted arm 109, 102 inner side is opened and is symmetricly set on seesaw 104 both sides, a left side, dextrorotation pivoted arm 109, on 102, be respectively equipped with a left side, right roller 110, 106, roller be subject to back-up ring 107 and screw 108 spacing, a left side, dextrorotation pivoted arm 109, 102 because inner side is opened and can be swung around bearing pin 105 one directions, when roller can promote seesaw 104 and drive on latch when the ramp 2 that surges goes up a slope in turning arm outside, lower movement, when roller goes up a slope along the ramp 2 that surges in turning arm inner side, due to open-minded inside turning arm, turning arm drives roller to swing laterally around bearing pin 105, can not promote seesaw 104 and move.Stop screw 112 is arranged on column 101 tops, and one end withstands on the middle part, upper surface of seesaw 104, the pendulum angle of restriction seesaw 104, thus restriction latch is inserted in the arc-shaped slot degree of depth of binding clip gear wheel 4.The described ramp 2 that surges is comprised of ramp 201, holder 202, cover plate 203, fluid cylinder 204, screw 205, holder 202 is fixed on housing 3 by screw, fluid cylinder 204 is fixed in holder 202 by cover plate 203, ramp 201 is connected to the piston club head of fluid cylinder 204, on ramp 201, there are two domatic B, C, centered by two domatic B, C, be arranged symmetrically with, its center line points to the centre of gyration of binding clip clamp mechanism 5.The ramp 2 that normally surges is in retracted position, just reaches operating position when needs commutate.
On Power Tong needs, while changing between shackle, conversion is left, right pin 111, on realize 103 position, the conversion of shackle direction position, first make binding clip gear wheel 4 rotate to an angle along the latch direction at low level, latch 111 directions are rotated counterclockwise left, drive seesaw type latch 1 deflection certain angle, allow open position, again to fluid cylinder 204 fuel feeding, fluid cylinder 204 inner piston rods promote ramp 201 and are transplanted on operating position, continue to make binding clip gear wheel 4 to rotate in the counterclockwise direction, left wheel 110 at low level is first at the domatic upward slope of the C of ramp 201, drive left-handed pivoted arm 109 and left latch 111 to rise, and the dextrorotation pivoted arm 102 of seesaw 104 other ends and right pin 103 synchronously decline, when left wheel 110 is raised to domatic peak, left latch 111 has departed from the left arc-shaped slot 401 of binding clip gear wheel 4 to peak, right pin 103 is inserted into down in the right arc-shaped slot 402 of binding clip gear wheel 4, transposition finishes.Now binding clip gear wheel 4 can continue rotation, right roller 106 continues to go up a slope, because dextrorotation pivoted arm 102 inner sides are open-minded, when right roller 106 touches the domatic continuation upward slope of C, the outside swing of dextrorotation pivoted arm 102 can not drive right roller 106 and right pin 103 to rise, and therefore right pin 103 is not affected.The ramp 2 that finally will surge is retracted, and from left latch 111, to right pin 103 transpositions, finishes.
What replaced range request is along the latch direction rotation at low level, if operation binding clip gear wheel 4 is along the latch direction rotation to high-order, to right pin 103 directions, do clockwise direction rotation, now, right roller 106 arrives first the domatic position of B, but right pin 103 is in a high position, right roller 106 does not contact with ramp 201, right pin 103 is not affected, binding clip gear wheel 4 continues to be rotated in a clockwise direction, left wheel 110 touches ramp 201, because left-handed pivoted arm 109 inner sides are open-minded, when left wheel 110 touches the domatic continuation upward slope of B, the outside swing of left-handed pivoted arm 109 can not drive left wheel 110 and left latch 111 to rise, therefore left latch 111 is not affected, can not change the state of latch.
Claims (3)
1. the seesaw type hydraulic control latch of Power Tong commutation resetting means, comprise seesaw bolt mechanism, the ramp that surges, housing, binding clip gear wheel, binding clip clamp mechanism, seesaw bolt mechanism is arranged in binding clip clamp mechanism, it is comprised of column, dextrorotation pivoted arm, right pin, seesaw, bearing pin, right roller, back-up ring, screw, left-handed pivoted arm, left wheel, left latch, stop screw, bolster, and seesaw two ends are provided with slotted eye; The ramp that surges is fixed on housing, and it is comprised of ramp, holder, cover plate, fluid cylinder, screw; Binding clip gear wheel is provided with two sections of deep-slotted chip breakers that are symmetrical in axial centre cross section, binding clip gear wheel rotates and drives binding clip clamp mechanism together to rotate together with seesaw type bolt mechanism, make the lifting on the ramp that surges domatic of seesaw type bolt mechanism, realize latch transposition, reach binding clip clamp mechanism in object upper, that shackle direction commutates and resets with respect to binding clip gear wheel; Binding clip clamp mechanism is provided with two jacks that are symmetrical in axis of rotation cross section, it is characterized in that:
Described seesaw bolt mechanism is fixed in binding clip clamp mechanism by column lower end, and is positioned at the line center of two jacks,
Described seesaw middle part is hinged on column top by bolster, and can swing around bolster;
Described left and right turning arm and left and right latch are gone here and there respectively and are located in the two ends slotted eye of seesaw by bearing pin, one end of left and right latch reaches in the deep-slotted chip breaker on binding clip gear wheel and can move up and down with the swing at seesaw two ends through two jacks in binding clip clamp mechanism respectively, on left and right turning arm, be respectively equipped with left and right roller, left and right turning arm can swing around bearing pin;
The described holder surging on ramp is fixed by screws on housing;
Described fluid cylinder is fixed in holder by cover plate;
Described ramp is connected to the piston rod rod end of fluid cylinder, and it is two domatic that ramp is provided with, the two domatic section planes that are symmetrical in binding clip clamp mechanism axis of rotation.
2. the seesaw type hydraulic control latch of a kind of Power Tong as claimed in claim 1 commutation resetting means, is characterized in that: described left and right turning arm inner side is opened and can be done one direction rotation, and left and right turning arm is symmetricly set on seesaw both sides.
3. the seesaw type hydraulic control latch of a kind of Power Tong as claimed in claim 1 commutation resetting means, is characterized in that: stop screw is arranged on column top, and one end withstands on the middle part, upper surface of seesaw, the pendulum angle of restriction seesaw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420299000.1U CN203961842U (en) | 2014-06-06 | 2014-06-06 | A kind of seesaw type hydraulic control latch commutation resetting means of Power Tong |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420299000.1U CN203961842U (en) | 2014-06-06 | 2014-06-06 | A kind of seesaw type hydraulic control latch commutation resetting means of Power Tong |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203961842U true CN203961842U (en) | 2014-11-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420299000.1U Withdrawn - After Issue CN203961842U (en) | 2014-06-06 | 2014-06-06 | A kind of seesaw type hydraulic control latch commutation resetting means of Power Tong |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203961842U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103993844A (en) * | 2014-06-06 | 2014-08-20 | 盐城特达钻采设备有限公司 | Seesaw type hydraulic control plug reversing reset device of power tongs |
| CN111472701A (en) * | 2019-01-24 | 2020-07-31 | 江苏如通石油机械股份有限公司 | Automatic notch aligning device for spinner clamp |
-
2014
- 2014-06-06 CN CN201420299000.1U patent/CN203961842U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103993844A (en) * | 2014-06-06 | 2014-08-20 | 盐城特达钻采设备有限公司 | Seesaw type hydraulic control plug reversing reset device of power tongs |
| CN103993844B (en) * | 2014-06-06 | 2016-01-20 | 盐城特达钻采设备有限公司 | A kind of seesaw type hydraulic control latch commutation resetting means of Power Tong |
| CN111472701A (en) * | 2019-01-24 | 2020-07-31 | 江苏如通石油机械股份有限公司 | Automatic notch aligning device for spinner clamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141126 Effective date of abandoning: 20160120 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |