CN204459075U - A kind of cable retrievable, the safe well logging perforation pulley of anti-hopping - Google Patents
A kind of cable retrievable, the safe well logging perforation pulley of anti-hopping Download PDFInfo
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- CN204459075U CN204459075U CN201420846679.1U CN201420846679U CN204459075U CN 204459075 U CN204459075 U CN 204459075U CN 201420846679 U CN201420846679 U CN 201420846679U CN 204459075 U CN204459075 U CN 204459075U
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- pulley
- hopping
- cable
- arm
- wheel body
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- 229920001342 Bakelite® Polymers 0.000 claims description 18
- 239000004637 bakelite Substances 0.000 claims description 18
- 238000000034 method Methods 0.000 abstract description 15
- 230000015572 biosynthetic process Effects 0.000 abstract description 4
- 238000005553 drilling Methods 0.000 abstract description 4
- 238000012360 testing method Methods 0.000 abstract description 4
- 230000009191 jumping Effects 0.000 abstract description 2
- 230000000149 penetrating effect Effects 0.000 abstract description 2
- 238000013461 design Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012946 outsourcing Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Pulleys (AREA)
Abstract
A kind of cable retrievable, the safe well logging perforation pulley of anti-hopping, comprise hanging axis, boom arm sections and pulley; Described boom arm sections comprises two arms, and one end of each arm is all connected with hanging axis, and the other end of each arm is connected with pulley, and one end of one of them arm and hanging axis hinged; Pulley surface offers the anti-hopping hinge last for inserting the latch that anti-cable is jumped out.The utility model offers anti-hopping hinge last at pulley surface, and latch inserts wherein to prevent the cable penetrating pulley from jumping out; And one of them arm adopts articulated manner to be connected with hanging axis, this Placement is a kind of movable connection method, therefore, in operation process, in time being in an emergency, put into just passable as long as directly open, the object realizing being taken out from pulley by cable immediately need not be dismantled, and when the shaft mouth operation not affecting drilling crew or formation testing team needs take off or put into cable.
Description
Technical field
The utility model belongs to petroleum cable well logging field, is specifically related to a kind of cable retrievable, the safe well logging perforation pulley of anti-hopping.
Background technique
Well logging perforation pulley is widely used in the relevant operations such as petroleum cable well logging, perforation at present, is the well head supplementary equipment of a kind of indispensability in wireline operation field.In use, often there is cable job-hopping or in operation process, need the situation of directly being taken out from pulley by cable in current pulley.
Chinese invention patent application 201110053983.1 discloses the method for one " support body full-enclosed Well logging pulley ", the method by design retaining ring and install in retaining ring appropriate location anti-jump piece method realize prevent cable from job-hoping, because retaining ring is mounted in the inner side of pulley wheel body and support body, in use often occur that retaining ring loosens, cause in use retaining ring cannot being placed on appropriate location and to bring into normal play function.The easy modification of retaining ring in addition, there is the potential safety hazard of cable job-hopping in the retaining ring after modification.
Chinese utility model patent application 201420185071.9 discloses the method for one " safe well surveying pulley ", the method adopts the mode of rope guide rack to realize the function preventing cable from job-hoping, and easily causes cable fault or the damage of pulley rope guide rack when the unexpected stressed unexpected generation spring of the cable on pulley.
Model utility content
The purpose of this utility model is to provide a kind of cable retrievable, anti-hopping safe well logging perforation pulley.
In order to achieve the above object, the technical solution adopted in the utility model is: comprise hanging axis, boom arm sections and pulley; Described boom arm sections comprises two arms, and one end of each arm is all connected with hanging axis, and the other end of each arm is connected with pulley, and one end of one of them arm and hanging axis hinged; Pulley surface offers the anti-hopping hinge last for inserting the latch that anti-cable is jumped out.
It is hinged that connecting bolt is opened by arm side in described hanging axis and one end of one of them arm.
Described pulley comprises pulley shell and is located at the pulley wheel body in pulley shell; Pulley wheel body is connected with the other end of each arm by pulley intermediate bearing, and anti-hopping hinge last is opened on pulley shell, and pulley shell also offers block pin.
Described pulley shell adopts two shells be fixed together by fixing pin.
Described pulley wheel body wherein a part of exposed outside pulley shell.
Described pulley shell adopts two shells be fixed together by fixing pin.
The inwall that described pulley shell and arm are positioned at pulley wheel body outer place is all provided with bakelite baffle ring.
Bakelite baffle ring on the outer of described pulley wheel body middle pulley groove and pulley shell is in same level, and the bakelite baffle ring on the outer of pulley wheel body middle pulley groove and arm is in same level.
The length of described bakelite baffle ring is identical with pulley shell, and the distance of bakelite baffle ring and pulley wheel body is 2-4mm.
The number of described anti-hopping hinge last is 4, and the angle that wherein two anti-hopping hinge lasts with the line at the center of pulley wheel body are respectively is 110 °, remains the angle 120 ° that two anti-hopping hinge lasts with the line at the center of pulley wheel body are respectively.
Compared with prior art, the beneficial effects of the utility model are:
The utility model offers anti-hopping hinge last at pulley surface, and latch inserts wherein to prevent the cable penetrating pulley from jumping out; And one of them arm adopts articulated manner to be connected with hanging axis, this Placement is a kind of movable connection method, therefore, in operation process, in time being in an emergency, put into just passable as long as directly open, the object realizing being taken out from pulley by cable immediately need not be dismantled, and when the shaft mouth operation not affecting drilling crew or formation testing team needs take off or put into cable.
Accompanying drawing explanation
Fig. 1 is the utility model cable retrievable, the safe well surveying pulley plan view of anti-hopping;
Fig. 2 is the utility model cable retrievable, the safe well surveying pulley side view of anti-hopping;
Wherein, 1 is hanging axis, and 2 for opening connecting bolt in arm side, and 3 is boom arm sections, and 4 is anti-hopping hinge last, and 5 is pulley shell, and 6 is pulley wheel body, and 7 is fixing pin, and 8 is pulley groove, and 9 is bakelite baffle ring, and 10 is bearing nut, and 11 is block pin.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further details.
See Fig. 1 and 2, the structure compositions such as the utility model comprises hanging axis 1, connecting pin 2 is opened in arm side, boom arm sections 3, anti-hopping hinge last 4, pulley shell 5, pulley wheel body 6, bakelite baffle ring 7.Wherein hanging axis 1, pulley and pulley intermediate bearing etc. are basically identical with conventional logging pulley, concrete structure is: boom arm sections 3 comprises two arms, one end of each arm is all connected with hanging axis 1, and the other end of each arm is connected with pulley, and one end of one of them arm and hanging axis 1 hinged; And one end of one of them arm and hanging axis 1 to open connecting bolt 2 by arm side hinged, to make hanging axis 1 and one of them arm be flexibly connected, thus reach the desirable object of cable.Described pulley comprises pulley shell 5 and pulley wheel body 6; Pulley wheel body 6 is located in pulley shell 5, pulley wheel body 6 wherein a part of exposed pulley shell 5 outer (namely pulley wheel body 5 adopts the shell mechanism of semi-coating type), and the size of pulley shell can adjust according to actual service condition.Pulley shell 5 is fixed on pulley wheel body 6 by bearing nut 10, and pulley shell 5 adopts two shells be fixed together by fixing pin 7, to make pulley shell 5 more firm; Pulley wheel body 6 is connected with the other end of each arm by pulley intermediate bearing, pulley shell 5 offers two pairs of anti-hopping hinge lasts 4 (namely 4), when the pulley groove 8 of pulley wheel body 6 put into by cable, in anti-hopping hinge last 4, insert latch jump out to prevent cable.The position of two pairs of anti-hopping hinge lasts 4 is positioned at the part of pulley shell 5 near pulley wheel body 6, and in addition, position of opening and actual latch use position can regulate according to actual service condition, ensure cable not wear pin in actual use.Concrete, the angle that wherein a pair (wherein two) anti-hopping hinge last 4 with the line at the center of pulley wheel body 6 is respectively is 110 °, the angle 120 ° that other a pair (remaining two) anti-hopping hinge last 4 with the line at the center of pulley wheel body 6 is respectively.Further, pulley shell 5 also offers block pin 11, effectively can prevent the risk of the tong existed in pulley motion process.
The inwall that described pulley shell 5 and arm 2 are positioned at pulley wheel body 6 outer place is all provided with bakelite baffle ring 9.Bakelite baffle ring 9 on the outer of pulley wheel body 6 middle pulley groove 8 and pulley shell 5 is in same level, and the bakelite baffle ring 9 on the outer of the pulley groove 8 in pulley wheel body 6 and arm 2 is in same level.The length of bakelite baffle ring 9 is identical with pulley shell 5, and bakelite baffle ring 9 is 2-4mm with the distance of pulley wheel body 6.Bakelite baffle ring 9 can prevent cable clip in the space that pulley shell and pulley wheel body are formed.
The utility model is applicable to the operation such as wireline logging, perforation, effectively can solve the problem of cable job-hopping, particularly when lifting by crane instrument with cable.In addition in operation process, in time being in an emergency, from anti-hopping hinge last 4, take out latch, then immediately cable is taken out from pulley, the arm hinged with hanging axis is opened, then cable is taken out from pulley groove 8, do not affect the shaft mouth operation of drilling crew or formation testing team.When needs penetrate cable, cable is penetrated in pulley groove 8, then in anti-hopping hinge last 4, latch is inserted, each latch and latch steel wire cartoon are crossed wire rope to be fixed on pulley, there will not be to fall the security incidents such as well to occur when well head is installed, this guarantees production safety, and pulley wheel body adopts the form (namely pulley shell is made up of two-part) of part outsourcing and the design of block pin, effectively can prevent the risk of the tong existed in pulley motion process.
The utility model structure is simple, easy for installation, cost is low, effectively can stop cable job-hopping accident and occur, in operation process, in time being in an emergency, immediately cable can be taken out from pulley, not affect the shaft mouth operation of drilling crew or formation testing team, in addition owing to being designed with pulley shell parcel, not easily be involved in other object, safety coefficient improves.
Above embodiment is only in order to illustrate the technical solution of the utility model and unrestricted, although be described in detail the utility model with reference to example, those of ordinary skill in the art is to be understood that, can modify to the technical solution of the utility model or equivalent replacement, and not departing from the spirit and scope of technical solutions of the utility model, it all should be encompassed in the middle of right of the present utility model.
Claims (10)
1. cable retrievable, the safe well logging perforation pulley of anti-hopping, is characterized in that: comprise hanging axis (1), boom arm sections (3) and pulley; Described boom arm sections (3) comprises two arms, and one end of each arm is all connected with hanging axis (1), and the other end of each arm is connected with pulley, and one end of one of them arm and hanging axis (1) hinged; Pulley surface offers the anti-hopping hinge last (4) for inserting the latch that anti-cable is jumped out.
2. cable retrievable according to claim 1, the safe well logging perforation pulley of anti-hopping, is characterized in that: it is hinged that connecting bolt (2) is opened by arm side in described hanging axis (1) and one end of one of them arm.
3. cable retrievable according to claim 1, the safe well logging perforation pulley of anti-hopping, is characterized in that: described pulley comprises pulley shell (5) and is located at the pulley wheel body (6) in pulley shell (5); Pulley wheel body (6) is connected by the other end of pulley intermediate bearing with each arm, anti-hopping hinge last (4) is opened on pulley shell (5), pulley shell (5) also offers block pin (11).
4. cable retrievable according to claim 3, the safe well logging perforation pulley of anti-hopping, is characterized in that: described pulley shell (5) is fixed on pulley wheel body (6) by bearing nut (10).
5. the safe well logging perforation pulley of the cable retrievable according to claim 3 or 4, anti-hopping, is characterized in that: described pulley shell (5) adopts two shells be fixed together by fixing pin (7).
6. the safe well logging perforation pulley of the cable retrievable according to claim 3 or 4, anti-hopping, is characterized in that: described pulley wheel body (6) wherein a part of exposed at pulley shell (5) outward.
7. cable retrievable according to claim 3, the safe well logging perforation pulley of anti-hopping, is characterized in that: the inwall that described pulley shell (5) and arm (2) are positioned at pulley wheel body (6) outer place is all provided with bakelite baffle ring (9).
8. cable retrievable according to claim 7, the safe well logging perforation pulley of anti-hopping, it is characterized in that: the bakelite baffle ring (9) on the outer of described pulley wheel body (6) middle pulley groove (8) and pulley shell (5) is in same level, the bakelite baffle ring (9) on the outer of pulley wheel body (6) middle pulley groove (8) and arm (2) is in same level.
9. cable retrievable according to claim 7, the safe well logging perforation pulley of anti-hopping, it is characterized in that: the length of described bakelite baffle ring (9) is identical with pulley shell (5), and bakelite baffle ring (9) is 2-4mm with the distance of pulley wheel body (6).
10. the safe well logging perforation pulley of the cable retrievable according to claim 1 or 3, anti-hopping, it is characterized in that: the number of described anti-hopping hinge last (4) is 4, the angle that wherein two anti-hopping hinge lasts (4) with the line at the center of pulley wheel body (6) are respectively is 110 °, remains the angle 120 ° that two anti-hopping hinge lasts (4) with the line at the center of pulley wheel body (6) are respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420846679.1U CN204459075U (en) | 2014-12-25 | 2014-12-25 | A kind of cable retrievable, the safe well logging perforation pulley of anti-hopping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420846679.1U CN204459075U (en) | 2014-12-25 | 2014-12-25 | A kind of cable retrievable, the safe well logging perforation pulley of anti-hopping |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204459075U true CN204459075U (en) | 2015-07-08 |
Family
ID=53665961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420846679.1U Expired - Fee Related CN204459075U (en) | 2014-12-25 | 2014-12-25 | A kind of cable retrievable, the safe well logging perforation pulley of anti-hopping |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204459075U (en) |
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2014
- 2014-12-25 CN CN201420846679.1U patent/CN204459075U/en not_active Expired - Fee Related
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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: 20150708 |