CN203531798U - Multifunctional drill pipe clamp holder with higher transmission stability - Google Patents
Multifunctional drill pipe clamp holder with higher transmission stability Download PDFInfo
- Publication number
- CN203531798U CN203531798U CN201320583274.9U CN201320583274U CN203531798U CN 203531798 U CN203531798 U CN 203531798U CN 201320583274 U CN201320583274 U CN 201320583274U CN 203531798 U CN203531798 U CN 203531798U
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- slips
- watt
- clamping
- tile
- end cover
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Abstract
The utility model relates to drill pipe clamp holders on drilling machines, in particular to a multifunctional drill pipe clamp holder with higher transmission stability. The multifunctional drill pipe clamp holder comprises a cylindrical shell, a front end cover, a rear end cover, clamping tiles and hydraulic oil cylinders. The shell is arranged between the front end cover and the rear end cover, and the front end cover and the rear end cover are respectively provided with a center through hole. The hydraulic oil cylinders are arranged on the inner wall of the shell, and one end, extending out of each cylinder body, of a piston rod of the corresponding hydraulic oil cylinder is connected with the corresponding clamping tile and drives the clamping tile to move in the radial direction of the shell. The clamping tiles are formed by tile bodies and tile plates, the tile plates are arranged on two sides of the tile bodies, a plurality of tile plates are arranged on the tile bodies, and two adjacent clamping tiles are combined through a guiding groove formed between the tile plates in an inserted mode; one surface, facing toward the center of the shell, of each clamping tile is a clamp holding surface, and a plurality of clamp holding surfaces form a clamp holding cavity; the two ends of each tile body are both provided with bosses, and the surfaces, close to the tile bodies, of the front end cover and the rear end cover are both provided with the guiding grooves corresponding to the bosses so that stable power transmission can be added between the clamping tiles and an upper end cover, and the power transmission between the clamping tiles and the upper end cover can be more stable.
Description
Technical field
The utility model relates to the drill pipe clamp on a kind of rig, specifically a kind of multi-functional drill rod holder with higher transmission stability.
Background technology
Gas probing is to survey to compose to be stored in to be certainly conigenous the drilling project that storage formula coal bed methane gas (claiming again device in Gas) carries out for object in subterranean coal, during generally for common coal seam, adopt round bur bar drill hole, but the requirement along with coal mining, more and more higher to weak seam boring requirement, can effectively solve weak seam boring needs to adopt the special drill pipe such as the shallow auger stem of wide blade or Three-edged drill stem.The feature of these special drill pipe maximums is non-circular surfaces shapes, and therefore the common clamping device for the common round bur bar of clamping is difficult to meet instructions for use, can not effectively clamp.Existing rig, when using special-shaped drilling rod, generally adopts common chuck clamping round bur bar as kelly, with kelly, connects special-shaped drilling rod and the mode that the moment of torsion of rig and slide force pass to special-shaped drilling rod is crept into.During dismounting drilling rod, adopt the mode of manpower manual dismounting, drilling efficiency is low, and boring is long non-cutting time, and workman's operational danger is large, for this, the inventor once designed the multi-functional clamp that a kind of patent No. is a kind of rig of 201310170958.0, went for the drilling rod of plurality of specifications shape, clamping and easy to loading and unloading fast, this multi-functional clamp is to rely on hydraulic means to drive slips transmission power, but this power delivery mode exists the poor problem of power transmission stationarity.
Utility model content
In order to solve the problems of the technologies described above, the utility model provides a kind of transmission multi-functional drill rod holder more stably.
The utility model is to solve the problems of the technologies described above adopted technical scheme to be: a kind of multi-functional drill rod holder with higher transmission stability, comprise cylinder shell, drive end bearing bracket, rear end cap, slips and hydraulic jack, housing is arranged between drive end bearing bracket and rear end cap, described drive end bearing bracket and rear end cap are equipped with central through hole, the inwall of housing is provided with at least two hydraulic jacks along even circumferential, hydraulic jack is comprised of cylinder body and piston, one end that piston stretches out cylinder body is connected with slips, hydraulic jack radially moves by piston actuated slips, described slips is comprised of watt body and a watt plate, watt plate is arranged on the both sides of watt body, on each watt of body, be at least provided with three watts of plates, between adjacent two slips, can plug together by the gathering sill forming between watt plate, the one side of slips towards housing center is clamping face, the clamping face of all slips forms a clamping chamber, the two ends of described watt of body are equipped with boss, drive end bearing bracket and rear end cap are equipped with and the corresponding gathering sill of boss near on the face of watt body at it.
Watt body is provided with boss near one end of drive end bearing bracket, drive end bearing bracket is provided with and the corresponding gathering sill of boss near the face of watt body, boss on watt body can be sticked in the gathering sill of drive end bearing bracket, like this, between watt body and drive end bearing bracket, there is certain annexation, thereby make drive end bearing bracket in rotary course, can be good at being combined with slips, make the power transmission between end cap and slips more steady.
On described watt of body, be provided with clip tenon trough, slips is by clip tenon trough and the piston clamping of watt body.
Described multi-functional drill rod holder comprises six slips, and each slips correspondence arranges two hydraulic jacks, and the clamping face of six slips forms a drilling rod clamping chamber.
Described slips is provided with ten watts of plates.
On described drive end bearing bracket, be also provided with pin-and-hole, for connecting the connecting hole of the terminal pad on line shaft and for upper end cover being fixed to the fixing hole on housing, pin-and-hole can be connected with bearing pin multi-functional drill rod holder, connecting hole is used for inserting connecting axle, upper end cover is fixedly connected with terminal pad, and fixing hole is used for making upper end cover to be fixed on housing.
The utility model both can be suitable for stationary fixture, also can be suitable for rolling clamp.
Beneficial effect: a kind of multi-functional drill rod holder with higher transmission stability of the utility model, on the slips of traditional Multi-function clamping device, be provided with a projection, and on upper end cover, be provided with corresponding gathering sill, compare with the multi-functional drill rod holder before improving, the utility model makes to have increased a firm power transmission between slips and upper end cover, makes the power transmission between the two more steady.
Accompanying drawing explanation
Fig. 1 is assembled state schematic diagram of the present utility model;
Fig. 2 is the structural representation of the utility model slips;
Fig. 3 is the structural representation of the utility model drive end bearing bracket.
Mark in figure: 1, housing, 2, drive end bearing bracket, 21, gathering sill, 22, pin-and-hole, 23, connecting hole, 24, fixing hole, 3, rear end cap, 4, slips, 41, watt body, 42, watt plate, 43, boss, 5, hydraulic jack.
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present utility model is described, a kind of multi-functional drill rod holder with higher transmission stability, a kind of multi-functional drill rod holder with higher transmission stability, comprise cylinder shell 1, drive end bearing bracket 2, rear end cap 3, slips 4 and hydraulic jack 5, housing 1 is arranged between drive end bearing bracket 2 and rear end cap 3, described drive end bearing bracket 2 and rear end cap 3 are equipped with central through hole, the inwall of housing 1 is provided with a plurality of hydraulic jacks 5 along even circumferential, hydraulic jack 5 is comprised of cylinder body and piston, one end that piston stretches out cylinder body is connected with slips 4, hydraulic jack 5 is moving radially along housing by piston actuated slips 4, described slips is comprised of watt body 41 and watt plate 42, watt plate 42 is arranged on the both sides of watt body 41, on each watt of body 41, be at least provided with three watts of plates 42, between adjacent two slips 4, can plug together by the gathering sill forming between watt plate 42, the one side of slips 4 towards housing 1 center is clamping face, the clamping face of all slips 4 forms a clamping chamber, the two ends of described watt of body 41 are equipped with boss 43, drive end bearing bracket 2 and rear end cap 3 are equipped with and the corresponding gathering sill 21 of boss 43 near on the face of watt body 41 at it.
On described watt of body 41, be provided with clip tenon trough, slips 4 is by clip tenon trough and the piston clamping of watt body 41.
Described multi-functional drill rod holder comprises six slips 4, and the clamping face that each slips correspondence arranges 5, six slips of two hydraulic jacks forms a drilling rod clamping chamber.
Described slips 4 is provided with ten watts of plates 42.
On described drive end bearing bracket 2, be also provided with pin-and-hole 22, for connecting the connecting hole 23 of the terminal pad on line shaft and for upper end cover being fixed to the fixing hole 24 on housing 1.
The utility model is not narrated part for prior art.
Claims (5)
1. a multi-functional drill rod holder with higher transmission stability, comprise cylinder shell (1), drive end bearing bracket (2), rear end cap (3), slips (4) and hydraulic jack (5), housing (1) is arranged between drive end bearing bracket (2) and rear end cap (3), described drive end bearing bracket (2) and rear end cap (3) are equipped with central through hole, the inwall of housing (1) is provided with a plurality of hydraulic jacks (5) along even circumferential, hydraulic jack (5) is comprised of cylinder body and piston, one end that piston stretches out cylinder body is connected with slips (4), hydraulic jack (5) is by piston actuated slips (4) moving radially along housing, described slips is comprised of a watt body (41) and watt plate (42), watt plate (42) is arranged on the both sides of a watt body (41), on each watt of body (41), be at least provided with three watts of plates (42), between adjacent two slips (4), can plug together by the groove forming between a watt plate (42), slips (4) is clamping face towards the one side at housing (1) center, the clamping face of all slips (4) forms a clamping chamber, it is characterized in that: the two ends of described watt of body (41) are equipped with boss (43), drive end bearing bracket (2) and rear end cap (3) are equipped with and the corresponding gathering sill (21) of boss (43) on its close face of watt body (41).
2. the multi-functional drill rod holder with higher transmission stability as claimed in claim 1, is characterized in that: on described watt of body (41), be provided with clip tenon trough, slips (4) is by clip tenon trough and the piston clamping of watt body (41).
3. the multi-functional drill rod holder with higher transmission stability as claimed in claim 1, it is characterized in that: described multi-functional drill rod holder comprises six slips (4), each slips correspondence arranges two hydraulic jacks (5), and the clamping face of six slips forms a drilling rod clamping chamber.
4. the multi-functional drill rod holder with higher transmission stability as described in claim 1 or 3, is characterized in that: described slips (4) is provided with ten watts of plates (42).
5. the multi-functional drill rod holder with higher transmission stability as claimed in claim 1, is characterized in that: on described drive end bearing bracket (2), be also provided with pin-and-hole (22), for connecting the connecting hole (23) of the terminal pad on line shaft and for upper end cover being fixed to the fixing hole (24) on housing (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320583274.9U CN203531798U (en) | 2013-09-22 | 2013-09-22 | Multifunctional drill pipe clamp holder with higher transmission stability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320583274.9U CN203531798U (en) | 2013-09-22 | 2013-09-22 | Multifunctional drill pipe clamp holder with higher transmission stability |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203531798U true CN203531798U (en) | 2014-04-09 |
Family
ID=50418020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320583274.9U Expired - Lifetime CN203531798U (en) | 2013-09-22 | 2013-09-22 | Multifunctional drill pipe clamp holder with higher transmission stability |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203531798U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110747995A (en) * | 2019-10-16 | 2020-02-04 | 中国二冶集团有限公司 | Connecting structure of steel structure building |
| CN112502641A (en) * | 2020-11-25 | 2021-03-16 | 中国石油天然气股份有限公司 | Device for pulling down sucker rod |
-
2013
- 2013-09-22 CN CN201320583274.9U patent/CN203531798U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110747995A (en) * | 2019-10-16 | 2020-02-04 | 中国二冶集团有限公司 | Connecting structure of steel structure building |
| CN112502641A (en) * | 2020-11-25 | 2021-03-16 | 中国石油天然气股份有限公司 | Device for pulling down sucker rod |
| CN112502641B (en) * | 2020-11-25 | 2023-01-10 | 中国石油天然气股份有限公司 | Device for pulling down sucker rod |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140409 |
|
| CX01 | Expiry of patent term |