CN203584334U - Portable well head equipment - Google Patents
Portable well head equipment Download PDFInfo
- Publication number
- CN203584334U CN203584334U CN201320604219.3U CN201320604219U CN203584334U CN 203584334 U CN203584334 U CN 203584334U CN 201320604219 U CN201320604219 U CN 201320604219U CN 203584334 U CN203584334 U CN 203584334U
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- China
- Prior art keywords
- well seat
- base plate
- support legs
- plane
- well
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Abstract
The utility model discloses portable well head equipment and belongs to the technical field of geophysical prospecting equipments. A clamping arm is connected with a well holder through a clamping arm pin shaft and a cotter pin and is capable of turning along with the clamping arm pin shaft; three support legs are connected with a corresponding mounting base under the well holder through support leg pin shafts and are capable of swinging along with the support leg pin shafts; the three support legs are connected in series through support leg hinges so that the three support legs are formed into a stable triangular frame; a dustproof cover is bound at the inner sides of the support legs through steel wires or ropes and is formed into a reverse cone-shaped cover; the clearance between the upper plane of the well holder of the well head equipment and the floor is 300 millimeters, and the clearance between the lower edge of the dustproof cover and the floor is 100 millimeters. The portable well head equipment has advantages that the elastic clamping arm is capable of effectively clamping a drill stem, and accordingly the labor intensity for manually holding the drill stem is lowered when drilling through a light drilling machine; the support legs are formed into the triangular frame, so that the support is stable, and moreover, the support legs can be demounted and bound together, so that the portable well head equipment is convenient to transport; the flexible dustproof cover is capable of effectively preventing the rock debris and dust without influencing the demounting and binding of the support legs.
Description
Technical field
The utility model relates to a kind of Portable well head device, belongs to geophysical equipment technical field.
Background technology
At present both at home and abroad the derrick of geophysical drilling machine has a set of wellhead assembly substantially at pithead position, and object is to coordinate with rod boring drive unit (unit head) to realize drilling rod connecting and change, and prevents that it from falling in well connecing the drilling rod of holding while changing drilling rod in well.
These wellhead assemblies are to be generally fixed on derrick bottom, the circular hole that wellhead assembly has drilling rod to pass, and unload the position-limit mechanism of drill pipe tool, these component all with drilling rod in contactless state, can not clamp and effectively righting drilling rod, these devices are applicable to truck-mounted drilling rig or people lifts formula mountainous region drilling machine, separately a dead lift or be convenient to artificial resettlement.
Summary of the invention
In order to overcome the deficiencies in the prior art, the utility model provides a kind of Portable well head device, is first very light, manually folding and unfolding, convenient resettlement; Secondly can effectively clamp and righting continuous-tube drilling well drilling bar; Moreover can prevent that the dusts such as landwaste respiratory system to operating personnel etc. from damaging, and effectively protects operating personnel.
A kind of Portable well head device, clamping limb is connected with well seat with cottor pin by clamping limb bearing pin, and clamping limb can overturn around clamping limb bearing pin; 3 supporting legs are connected by the leg pin mount pad corresponding with well seat below, and supporting leg swings with leg pin; 3 supporting legs are serially connected and form a tripod with supporting leg hinge; Dust cover is the cover of reverse taper shape; On the well seat of wellhead assembly, the plane road clearance is 300mm, and the lower of dust cover is 100mm along the road clearance; In the middle of well seat base plate, have a circular hole, pit shaft is welded on the lower plane of well seat base plate; 2 frids are welded on respectively the both sides of pit shaft, the lower plane laminating of the upper plane of frid and well seat base plate; 2 pairs of clamping limb mount pads on the outer end of frid, in plane, have been welded respectively; On well seat base plate, plane is welded with respectively 4 limiting plates; 3 supporting leg mount pads along the circumferential direction uniform welding on the lower plane of well seat base plate; 2 limited blocks are welded on respectively the upper plane two ends of well seat base plate; Damper is cylindrical, is placed on the bottom, hole of shock absorber cylinder; Roller push rod inserts the Kong Zhongyu damper contact of shock absorber cylinder, and round nut is connected with shock absorber cylinder by screw thread through roller push rod; Turning rolls is fixed on the threaded end of roller push rod by large locking nut; Roller is fixed on the head of turning rolls by bearing pin and little locking nut.
A using method for Portable well head device, contains following steps;
In the middle of well seat, have the cylinder slightly larger than bit diameter, drill bit, drilling tool and drilling rod carry out rock-breaking and well-drilling through cylinder, utilize 2 rollers on clamping limb to clamp drilling rod, prevent its rotation, but can knee-action.Two clamping limbs are connected with the corresponding mount pad on well seat by bearing pin respectively, and each clamping limb all can 180 °, mount pad axle center on well seat upset around it, and the support bar of clamping limb roller can be flexible on a small quantity vertically, realizes the elastic clamping to drilling rod.
Workflow is before drilling rod enters well seat cylinder, to keep opening state, and larger drill bit and the drilling tool of diameter enters behind well seat below, inwardly upset downward compression of two clamping limbs, because the trip shaft of clamping limb is higher than roller center, and drilling rod is sent to downwards, so clamping limb can remain on clamped position under normal circumstances.When running into the emergencies such as card turns, can manually upwards mention rapidly drilling rod, and drive clamping limb to open to both sides.
Well seat below is evenly distributed 3 supporting legs is installed, and supporting leg head is coniform, can conveniently insert earth's surface to guarantee the firm of drilling rig.Supporting leg is connected by bearing pin with well seat, can rotate around bearing pin, and during resettlement, can be 3 supporting legs also together, convenient resettlement.And between 3 supporting legs, be connected with hinge or flexible steel cable, make supporting leg form stable tripod.
Well seat below is also provided with dust cover, is shaped as enlarging shape, and profile is basic fits with supporting leg, and dust cover prevents that landwaste dust etc. from seriously raising up, and affects the healthy of operating personnel.Dust cover is fixed on supporting leg by rope, thus the binding of not overslaugh supporting leg resettlement.
The utility model has the advantages that elastic clip gripping arm can guarantee effective clamping of drilling rod, the labour intensity of manually controlling drilling rod while reducing portable drilling rig drilling well.Tripod supporting leg supports firm, can folding and unfolding binding, conveniently transportation.Flexible dustproof cover can effectively block landwaste dust, and does not affect the folding and unfolding binding of supporting leg.
Accompanying drawing explanation
When considered in conjunction with the accompanying drawings, by the detailed description with reference to below, can more completely understand better the utility model and easily learn wherein many advantages of following, but accompanying drawing described herein is used to provide further understanding of the present utility model, form a part of the present utility model, schematic description and description of the present utility model is used for explaining the utility model, do not form improper restriction of the present utility model, as schemed wherein:
Fig. 1 is that structure master of the present utility model looks schematic diagram.
Fig. 2 is structure schematic top plan view of the present utility model.
Fig. 3 is structural upright schematic diagram of the present utility model.
Fig. 4 is the main TV structure schematic diagram of well seat base plate of the present utility model.
Fig. 5 is well seat base plate plan structure schematic diagram of the present utility model.
Fig. 6 is the main TV structure schematic diagram of damper of the present utility model.
Fig. 7 is damper plan structure schematic diagram of the present utility model.
Below in conjunction with drawings and Examples, the utility model is further illustrated.
The specific embodiment
Obviously, the many modifications and variations that those skilled in the art do based on aim of the present utility model belong to protection domain of the present utility model.
Embodiment 1: as shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, a kind of Portable well head device, clamping limb 1 is connected with well seat 2 with cottor pin 8 by clamping limb bearing pin 7, and clamping limb 1 can overturn around clamping limb bearing pin 7.3 supporting legs 4 are connected by leg pin 6 mount pad corresponding with well seat 2 belows, and supporting leg 4 also can swing by leg pin 6, thereby 3 supporting legs 4 can bundle to reduce volume when resettlement.3 supporting leg 4 use supporting leg hinges 3 are serially connected, and make 3 supporting legs 4 form a stable tripod.Dust cover 5 use finer wires or rope are bundled in supporting leg 4 inner sides, landwaste and on return the cover that forms a reverse taper shape under compressed-air actuated effect and raise up to block dust.On the well seat 2 of wellhead assembly, the plane road clearance is 300mm, and the lower of dust cover 5 is 100mm along the road clearance.
As shown in Figure 4, Figure 5: well seat base plate 14 is middle a circular hole, and drilling tool drilling rod etc. can pass thus, and pit shaft 11 is welded on the lower plane of well seat base plate 14, and assurance circular hole is concentric with cylinder.2 frids 10 are welded on respectively the both sides of pit shaft 11, the lower plane laminating of the upper plane of frid 10 and well seat base plate 14.On the outer end of frid 10, in plane, weld respectively 2 pairs of clamping limb mount pads 9, be used for mounting clamp gripping arm.On well seat base plate 14, plane is welded with respectively 4 limiting plates 13, and spacing is 95mm, is used for preventing turning rolls upset, and bears the reaction torque on drilling rod.3 supporting leg mount pads 12 along the circumferential direction uniform welding on the lower plane of well seat base plate 14.2 limited blocks 15 are welded on respectively the upper plane two ends of well seat base plate 14, are used for preventing clamping limb upset excessively downwards.Well seat is all welded by sheet material processing, and sheet material is the alloy-steel plate that 4mm is thick, pit shaft internal diameter φ 90mm.
As shown in Figure 6, Figure 7: damper 23 is cylindrical, be placed on the bottom, hole of shock absorber cylinder 24, can add herein adjustment pad according to drill-rod clamping situation.The Kong Zhongyu damper 23 that roller push rod 22 inserts shock absorber cylinder 24 contacts, and round nut 21 is connected with shock absorber cylinder 24 by screw thread through roller push rod 22, thus pinch rollers push rod 22 and damper 23.Turning rolls 20 is fixed on the threaded end of roller push rod 22 by large locking nut 19.Roller 16 is fixed on the head of turning rolls 20 by bearing pin 17 and little locking nut 18.Wherein the material of roller 16 is nylon, and external diameter is φ 60mm, and middle concavity arc diameter is φ 40mm, and two rollers coordinate can clamp the drilling rod that diameter is φ 40mm left and right.
As mentioned above, embodiment of the present utility model is explained, but as long as not departing from fact inventive point of the present utility model and effect can have a lot of distortion, this will be readily apparent to persons skilled in the art.Therefore, within such variation is also all included in protection domain of the present utility model.
Claims (1)
1. a Portable well head device, is characterized in that clamping limb passes through clamping limb bearing pin and is connected with well seat with cottor pin, and clamping limb can overturn around clamping limb bearing pin; 3 supporting legs are connected by the leg pin mount pad corresponding with well seat below, and supporting leg swings with leg pin; 3 supporting legs are serially connected and form a tripod with supporting leg hinge; Dust cover is the cover of reverse taper shape; On the well seat of wellhead assembly, the plane road clearance is 300mm, and the lower of dust cover is 100mm along the road clearance; In the middle of well seat base plate, have a circular hole, pit shaft is welded on the lower plane of well seat base plate; 2 frids are welded on respectively the both sides of pit shaft, the lower plane laminating of the upper plane of frid and well seat base plate; 2 pairs of clamping limb mount pads on the outer end of frid, in plane, have been welded respectively; On well seat base plate, plane is welded with respectively 4 limiting plates; 3 supporting leg mount pads along the circumferential direction uniform welding on the lower plane of well seat base plate; 2 limited blocks are welded on respectively the upper plane two ends of well seat base plate; Damper is cylindrical, is placed on the bottom, hole of shock absorber cylinder; Roller push rod inserts the Kong Zhongyu damper contact of shock absorber cylinder, and round nut is connected with shock absorber cylinder by screw thread through roller push rod; Turning rolls is fixed on the threaded end of roller push rod by large locking nut; Roller is fixed on the head of turning rolls by bearing pin and little locking nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320604219.3U CN203584334U (en) | 2013-09-27 | 2013-09-27 | Portable well head equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320604219.3U CN203584334U (en) | 2013-09-27 | 2013-09-27 | Portable well head equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203584334U true CN203584334U (en) | 2014-05-07 |
Family
ID=50582270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320604219.3U Expired - Fee Related CN203584334U (en) | 2013-09-27 | 2013-09-27 | Portable well head equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203584334U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105507828A (en) * | 2016-01-21 | 2016-04-20 | 赤峰市浩峰钻机有限责任公司 | Roller-type clamp |
-
2013
- 2013-09-27 CN CN201320604219.3U patent/CN203584334U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105507828A (en) * | 2016-01-21 | 2016-04-20 | 赤峰市浩峰钻机有限责任公司 | Roller-type clamp |
| CN105507828B (en) * | 2016-01-21 | 2018-12-18 | 赤峰市浩峰钻机有限责任公司 | Roller type clamper |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140507 Termination date: 20200927 |