CN203066903U - Drill rod clamping device for deep well drilling rig - Google Patents
Drill rod clamping device for deep well drilling rig Download PDFInfo
- Publication number
- CN203066903U CN203066903U CN 201220720422 CN201220720422U CN203066903U CN 203066903 U CN203066903 U CN 203066903U CN 201220720422 CN201220720422 CN 201220720422 CN 201220720422 U CN201220720422 U CN 201220720422U CN 203066903 U CN203066903 U CN 203066903U
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- CN
- China
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- hydraulic cylinder
- clamping device
- drill rod
- jaw
- hubei province
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Abstract
The utility model discloses a drill rod clamping device for a deep well drilling rig and belongs to the field of drill rod clamping technology. The drill rod clamping device comprises bolts, two hydraulic cylinders, two hydraulic cylinder fixing plates, two hydraulic cylinder locating plates, two jaw-shaped clamping blocks, a clamping device body and two pin shafts. The hydraulic cylinder fixing plates are welded on hydraulic cylinder bodies. The hydraulic cylinder locating plates are welded on rib plates of the clamping device body. The hydraulic cylinder fixing plates are connected and fixed with the hydraulic cylinder locating plates through the bolts. The jaw-shaped clamping blocks are located in the clamping device body. Front ends of the hydraulic cylinders are connected with the jaw-shaped clamping blocks through the pin shafts. The pin shafts are fixed on the jaw-shaped clamping blocks through pin shaft fixing bolts. According to the drill rod clamping device, the jaw-shaped clamping blocks are utilized to clamp or loosen the drill rod, the pin shafts are detached quickly through detachment of the bolts so as to realize convenient and quick replacement of the jaw-shaped clamping blocks, various-sized jaw-shaped clamping blocks are different in length in sliding direction. Consequently, the drill rod clamping device can be conveniently applied to drill rods and drill collars with various specifications, is favorable to improvement of construction efficiency, and reduces production cost.
Description
Technical field
The utility model specifically is a kind of deep drilling rig drill rod grip device, belongs to drilling rod clamping technical field.
Background technology
The vehicular deep drilling rig has increasing market applicable to a series of well head constructions such as Drilling well, coal bed gas well, drawing-off gas well, mining ventilating shaft, relief well in China.The existing external rig of domestic deep drilling rig main body entrance, most of break out tong or the shackle chain wrench of using of its loading bar, need in on-the-spot other supporting facility of using of well head, more external rigs have and change lever apparatus, it can be assisted and unload bar, is limited in scope but its clamping device is suitable for drilling rod, and fixedly fixture block wearing and tearing back is difficult for changing, cause a lot of construction teams still to use servicing units such as original break out tong and chain wrench, have a strong impact on efficiency of construction.
Summary of the invention
At the problem that above-mentioned prior art exists, the utility model provides a kind of deep drilling rig drill rod grip device, and this installs conveniently replaced Hubei Province type grip block, is beneficial to its on-the-spot replacing in wearing and tearing back, and it is convenient to change, the efficiency of construction height.
For solving the problems of the technologies described above, the utility model deep drilling rig drill rod grip device, comprise bolt, two hydraulic cylinders, two hydraulic cylinder fixed heads, two hydraulic cylinder location-plates, two Hubei Province type fixture blocks, a clamping device body and two bearing pins, the hydraulic cylinder fixed head is welded on the hydraulic cylinder body, the hydraulic cylinder location-plate is welded on the clamping device body floor, hydraulic cylinder fixed head and hydraulic cylinder location-plate are connected and fixed by bolt, Hubei Province type fixture block is arranged in the clamping device body, the hydraulic cylinder front end is connected with Hubei Province type fixture block by bearing pin, and the bearing pin set bolt is fixed on bearing pin on the type fixture block of Hubei Province.
Further, the clamping device body is made up of two blocks of U-shaped plates up and down, and is inner by the floor connection, increased the pressure tolerance of clamping device, the application life of extension fixture.
Further, the position of two hydraulic cylinders, two hydraulic cylinder fixed heads, two hydraulic cylinder location-plates, two Hubei Province type fixture blocks and two bearing pins is corresponding, be convenient to the slippage in clamping device body slideway of Hubei Province type fixture block, thereby realize that clamping to drilling rod is with lax.
Further, welding one elliptical blocks above the bearing pin, the bearing pin set bolt passes through fixedly elliptical blocks, and bearing pin is fixed on the type fixture block of Hubei Province, is conducive to increase the steadiness that bearing pin is connected with Hubei Province type fixture block.
Compared with prior art, the utility model adopts Hubei Province type fixture block realization to clamping and the degree of tightness of drilling rod, pass through demounting bolt simultaneously, dismantle bearing pin fast, realize convenient changing Hubei Province type fixture block, plurality of specifications Hubei Province type fixture block is convenient to be suitable for many specifications drilling rod and drill collar in glide direction length difference, be conducive to improve efficiency of construction, reduce production costs.
Description of drawings
Fig. 1 is the utility model drill rod grip device structural representation;
Fig. 2 is the sectional drawing of the utility model Hubei Province type fixture block.
Among the figure: 1. bolt, 2. hydraulic cylinder, 3. hydraulic cylinder fixed head, 4. hydraulic cylinder location-plate, 5. Hubei Province type fixture block, 6. clamping device body, 7. bearing pin set bolt, 8. bearing pin, 81. elliptical blocks.
The specific embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
As shown in Figure 1, the utility model comprises bolt 1, two hydraulic cylinders 2, two hydraulic cylinder fixed heads 3, two hydraulic cylinder location-plates 4, two Hubei Province type fixture blocks 5, a clamping device body 6 and two bearing pins 8 are formed, hydraulic cylinder fixed head 3 is welded on the cylinder body of hydraulic cylinder 2, hydraulic cylinder location-plate 4 is welded on clamping device body 6 floors, hydraulic cylinder fixed head 3 and hydraulic cylinder location-plate 4 are connected and fixed by bolt 1, Hubei Province type fixture block 5 is arranged in clamping device body 6, hydraulic cylinder 2 front ends are connected with Hubei Province type fixture block 5 by bearing pin 8, by bearing pin set bolt 7 bearing pin 8 are fixed on Hubei Province type fixture block 5.
Further, bearing pin 8 passes the through hole of hydraulic stem in the hydraulic cylinder 2 and the through hole of Hubei Province type fixture block 5, and hydraulic cylinder 2 and Hubei Province type fixture block 5 are linked together, and has played the effect of fixer cylinder pressure 2 with Hubei Province type fixture block 5; When the type fixture block 5 of dismounting Hubei Province, only need dismantle bearing pin set bolt 7 and namely can change Hubei Province type fixture block 5 easily, realize using the function of many specifications drilling rod.
Described clamping device body 6 is made up of two blocks of U-shaped plates up and down, innerly connects by floor, and Hubei Province type fixture block 5 slides at two blocks of U-shaped plates and floor intermediate space up and down, realizes clamping and the effect of unclamping drilling rod.
The position of described two hydraulic cylinders 2, two hydraulic cylinder fixed heads 3, two hydraulic cylinder location-plates 4, two Hubei Province type fixture blocks 5 and two bearing pins 8 is corresponding, be convenient to Hubei Province type fixture block 5 slippage in clamping device body 6 slideways, thereby realize that clamping to drilling rod is with lax.
Welding one elliptical blocks 81 above the described bearing pin 8, bearing pin set bolt 7 passes through fixedly elliptical blocks 81, and bearing pin 8 is fixed on Hubei Province type fixture block 5, prevents bearing pin 8 landings.
Bearing pin 8 is the detachable bearing pin of portable, hydraulic stem in the hydraulic cylinder 2 and Hubei Province type fixture block 5 are fixed together, stroke reciprocating, these bearing pin 8 ends have an elliptical blocks 81, be fixed on Hubei Province type fixture block 5 by bearing pin set bolt 7, make it be unlikely to slippage, when running into the excessive drilling rod specification of range, bolt 1 can be unloaded, take out bearing pin 8, change Hubei Province type fixture block 5 of other specifications, have the suitable function of drilling rod on a large scale, after 5 wearing and tearing of Hubei Province type fixture block, change also as mentioned above, convenient and easy, high efficiency, cost is low.
Claims (4)
1. deep drilling rig drill rod grip device, it is characterized in that, comprise bolt (1), two hydraulic cylinders (2), two hydraulic cylinder fixed heads (3), two hydraulic cylinder location-plates (4), two Hubei Province type fixture blocks (5), a clamping device body (6) and two bearing pins (8), hydraulic cylinder fixed head (3) is welded on the cylinder body of hydraulic cylinder (2), hydraulic cylinder location-plate (4) is welded on clamping device body (6) floor, hydraulic cylinder fixed head (3) and hydraulic cylinder location-plate (4) are connected and fixed by bolt (1), Hubei Province type fixture block (5) is arranged in clamping device body (6), hydraulic cylinder (2) front end is connected with Hubei Province type fixture block (5) by bearing pin (8), by bearing pin set bolt (7) bearing pin (8) is fixed on Hubei Province type fixture block (5).
2. a kind of deep drilling rig drill rod grip device according to claim 1 is characterized in that, described clamping device body (6) is made up of two blocks of U-shaped plates up and down, and inside connects by floor.
3. a kind of deep drilling rig drill rod grip device according to claim 1, it is characterized in that the position of described two hydraulic cylinders (2), two hydraulic cylinder fixed heads (3), two hydraulic cylinder location-plates (4), two Hubei Province type fixture blocks (5) and two bearing pins (8) is corresponding.
4. according to each described a kind of deep drilling rig drill rod grip device of claim 1-3, it is characterized in that, welding one elliptical blocks (81) above the described bearing pin (8), bearing pin set bolt (7) passes through fixedly elliptical blocks (81), and bearing pin (8) is fixed on Hubei Province type fixture block (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220720422 CN203066903U (en) | 2012-12-24 | 2012-12-24 | Drill rod clamping device for deep well drilling rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220720422 CN203066903U (en) | 2012-12-24 | 2012-12-24 | Drill rod clamping device for deep well drilling rig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203066903U true CN203066903U (en) | 2013-07-17 |
Family
ID=48765713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220720422 Expired - Fee Related CN203066903U (en) | 2012-12-24 | 2012-12-24 | Drill rod clamping device for deep well drilling rig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203066903U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107762424A (en) * | 2016-08-19 | 2018-03-06 | 航天科工惯性技术有限公司 | A kind of locking device of drill collar quasi-instrument |
-
2012
- 2012-12-24 CN CN 201220720422 patent/CN203066903U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107762424A (en) * | 2016-08-19 | 2018-03-06 | 航天科工惯性技术有限公司 | A kind of locking device of drill collar quasi-instrument |
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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: 20130717 Termination date: 20191224 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |