CN210404580U - Cable fastening device for pressure drive monitoring well testing instrument - Google Patents
Cable fastening device for pressure drive monitoring well testing instrument Download PDFInfo
- Publication number
- CN210404580U CN210404580U CN201920945509.1U CN201920945509U CN210404580U CN 210404580 U CN210404580 U CN 210404580U CN 201920945509 U CN201920945509 U CN 201920945509U CN 210404580 U CN210404580 U CN 210404580U
- Authority
- CN
- China
- Prior art keywords
- clamping
- cable
- clip
- locking
- pressure drive
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000012544 monitoring process Methods 0.000 title claims abstract description 29
- 238000012360 testing method Methods 0.000 title claims abstract description 27
- 230000007246 mechanism Effects 0.000 claims abstract description 17
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Landscapes
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The utility model discloses a pressure drives monitoring well test instrument cable fastener, a serial communication port, include: a cable clamping mechanism; cable clamping mechanism includes: a clamping assembly (1) and a locking assembly (2); the clamping assembly (1) is provided with a clamping opening; the clamping assembly (1) clamps the cable into the clamping opening along the radial direction of the cable; the butt-clamping opening is in contact with the cable surface; the locking assembly (2) is connected with the clamping assembly (1) and is used for fixedly connecting the cable on the clamping opening; the problem that a U-shaped clamp fixes a cable and is easy to clamp a power-off cable core is solved.
Description
Technical Field
The utility model relates to a press and drive the monitoring well in the test, carry out the fixed fastener of well head to the testing instrument cable.
Background
During testing of the pressure drive monitoring well, the lower end of a cable is connected with a downhole instrument, the downhole instrument needs to be hung at the bottom of the well and stays for multiple days to acquire data transmission signals. The upper end of the cable is fixed on the wellhead through a U-shaped clamp.
Because current U type checkpost adopts the point contact with the cable, the clamp force of U type checkpost can not bear the weight of instrument of going into the well, still need fix or twine the free end of upper end cable and lose on the well head. After the test stays for a plurality of days, the U-shaped clamp is easy to clamp off the cable core, so that the cable is scrapped due to core breaking.
In addition, the cable is wound around the wellhead for a long time, so that the paint on the wellhead is easy to fall off; the cable is also susceptible to damage from twisting after being wound.
When fixing the cable with U type checkpost, need fix the U type checkpost on the blowout prevention box plug of well head top, prevent that the blowout box is in higher position, so need the operation of ascending a height during the operation, and operating time is longer, if in winter, causes the numb condition of hand and foot that personnel were frozen to appear easily, influences the security of operation.
Disclosure of Invention
In view of this, the utility model provides a press and drive fixed linkage of monitoring well testing instrument cable solves U type checkpost fixed cable and easily presss from both sides outage cable core scheduling problem.
In order to achieve the above object, the cable fastening device for a pressure drive monitoring well testing instrument is characterized by comprising:
a cable clamping mechanism;
cable clamping mechanism includes: a clamping assembly and a locking assembly;
the clamping assembly is provided with a clamping opening;
the clamping assembly clamps the cable into the clamping opening along the radial direction of the cable;
the butt-clamping opening is in contact with the cable surface;
the locking assembly is connected with the clamping assembly and is used for fixedly connecting the cable on the opposite clamping opening.
Preferably, the clip assembly includes: a first card holder and a second card holder;
the first clamping clip and the second clamping clip are respectively provided with a half clamping opening;
the two half clamping openings are oppositely combined to form the oppositely clamped clamping opening.
Preferably, two ends of the first clamping clip and the second clamping clip are respectively provided with a locking structure;
the locking structure is used for being connected with the locking assembly.
Preferably, the locking structure is a semicircular table integrated with the first clip or the second clip;
the radius of the free end surface of the semi-circular table is smaller than that of the end surface of the root part of the semi-circular table.
Preferably, the walls of the first clip and the second clip are respectively provided with a clip groove;
the clamping groove is used for clamping a force application action point of the tool;
the clamping tool is used for oppositely combining the half clamping openings of the first clamping and the second clamping into the opposite clamping opening.
Preferably, the locking assembly comprises a first locking piece and a second locking piece;
the side surfaces of the first locking piece and the second locking piece are respectively provided with a notch;
the notch is used for enabling the cable to enter the first locking piece and the second locking piece along the radial direction;
the end surfaces of one side of the first locking piece and one side of the second locking piece are provided with locking grooves;
the locking groove is of a circular groove structure;
the locking groove and the locking structure are connected to form a fixed connection pair.
Preferably, the second locking piece has a connecting structure thereon;
the connecting structure is used for fixedly connecting the cable clamping mechanism above a wellhead of the pressure drive monitoring well.
Preferably, the connecting structure is an annular groove formed on the second locking member.
Preferably, the cable clamping mechanism is connected with a wellhead fixing clamp;
and the wellhead fixing clip is fixedly connected with the lubricator above the wellhead of the pressure drive monitoring well.
Preferably, a side surface of the wellhead fixing clamp is fixed with a connecting plate;
a connecting hole is formed in the end face of the other end of the connecting plate;
the cable clamping mechanism is provided with an annular groove;
the connecting hole and the annular groove form a connecting pair.
The utility model discloses following beneficial effect has:
the utility model discloses a pressure drives monitoring well test instrument cable fastener, the butt clamp of clamping subassembly presss from both sides mouthful and the contact of cable face, then through locking Assembly with cable fixed connection on the butt clamp of clamping subassembly presss from both sides mouthful, fixes the cable locking of fixed connection on the butt clamp mouth on the lubricator of well head through well head fixing clip at last. Because the butt-clamping mouth is contacted with the cable surface, the problem that the cable is clamped and broken by the cable core is effectively solved.
Drawings
The above and other objects, features and advantages of the present invention will become more apparent from the following description of the embodiments of the present invention with reference to the accompanying drawings, in which:
fig. 1 is a schematic structural view of a cable fastening device of a pressure drive monitoring well testing instrument according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a clip assembly according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a locking assembly according to an embodiment of the present invention;
fig. 4 is the utility model discloses well head fixing clip's schematic structure.
Detailed Description
The present invention will be described below based on examples, but it should be noted that the present invention is not limited to these examples. In the following detailed description of the present invention, certain specific details are set forth in detail. However, for parts not described in detail, those skilled in the art can fully understand the present invention.
Furthermore, those skilled in the art will appreciate that the drawings are provided for purposes of illustrating the objects, features, and advantages of the invention and are not necessarily drawn to scale.
Also, unless the context clearly requires otherwise, throughout the description and the claims, the words "comprise", "comprising", and the like are to be construed in an inclusive sense as opposed to an exclusive or exhaustive sense; that is, the meaning of "includes but is not limited to".
Fig. 1 is the utility model discloses pressure drives monitoring well test instrument cable fastener schematic structure view. As shown in figure 1, the cable fastening device for the pressure drive monitoring well testing instrument comprises a cable clamping mechanism; the cable clamping mechanism comprises a clamping component 1 and a locking component 2; the clamping assembly 1 is provided with a clamping opening; the clamping assembly 1 clamps the cable into the clamping opening along the radial direction of the cable; the opposite clamping openings are contacted with the cable surface; the locking component 2 is connected with the clamping component 1 and fixedly connects the cable on the clamping opening of the opposite clamp.
FIG. 2 is a schematic structural view of a clip assembly according to an embodiment of the present invention; in fig. 2, the clip assembly 1 includes a first clip 11 and a second clip 12, the first clip 11 and the second clip 13 respectively have half-clip openings 13, and the two half-clip openings 13 are aligned to form a mating clip opening.
Further, the first clip 11 and the second clip 12 have locking structures 14 at both ends thereof, respectively, and the locking structures 14 are connected to the locking assembly 2. The locking structure 14 is a semicircular table integrated with the first clamp 11 or the second clamp 12, and the radius of the free end surface of the semicircular table is smaller than that of the end surface of the root of the semicircular table.
Further, the walls of the first clip 11 and the second clip 12 are respectively provided with a clip groove 15, and the clip groove 15 serves as a biasing action point of a clip tool, so that the half clip openings 13 of the first clip 11 and the second clip 13 are aligned to form a butt clip opening by the clip tool.
Fig. 3 is a schematic structural diagram of a locking assembly according to an embodiment of the present invention; in fig. 3, the locking assembly 2 includes a first locking member 21 and a second locking member 22, and the side surfaces of the first locking member 21 and the second locking member 22 are respectively provided with a notch 23, and the notch 23 is used for a cable to enter the first locking member 21 and the second locking member 22 along the radial direction.
One side end surfaces of the first locking piece 21 and the second locking piece 22 are provided with locking grooves 24, and the locking grooves 24 are circular grooves; the locking groove 24 is connected with the locking structure 14 to form a fixed connection pair.
Further, the second locking piece 22 is provided with a connecting structure, and the cable clamping mechanism is fixedly connected above the wellhead of the pressure drive monitoring well through the connecting structure. The connecting structure may be an annular groove 25 formed in second locking element 22.
FIG. 4 is a schematic structural view of a wellhead retention clip according to an embodiment of the present invention; in fig. 4, the cable clamp mechanism is connected with the wellhead fixing clamp 3; and the wellhead fixing clip 3 is fixedly connected with the lubricator above the wellhead of the pressure drive monitoring well.
Further, the side surface of the wellhead fixing clip 3 is fixed with the connecting plate 4, the other end face of the connecting plate 4 is provided with a connecting hole 41, and the connecting hole 41 and the annular groove 25 form a connecting pair.
Specifically, it is right to combine fig. 1-4 the utility model discloses a press and drive monitoring well test instrument cable fastener's working process and beneficial effect explain:
1. respectively aligning the half clamping openings 13 of the first clamping clamps 11 and the second clamping clamps 12 with cables, then closing the half clamping openings, and putting the cables into the opposite clamping openings;
2. the cable is inserted through the notch of the first locker 21 and then the locking groove 24 of the first locker 21 is inserted into the locking structure 14 of the first and second clips 11 and 12 which are coupled together. Because the locking structure 14 is a semicircular table structure, the two semicircular tables are combined into a circular table, and the radius of the free end surface of the circular table is smaller than that of the end surface of the root part of the circular table; the locking groove 24 is of a circular groove structure, so that along with the increase of the insertion depth of the locking groove 24, the fastening degree of the clamping cable on the clamping opening is increased until the cable is fastened and connected to the clamping opening of the clamping mechanism;
similarly, the second locking piece 22 is fixedly connected with the locking structure 14 at the other end of the first clamping clip 11 and the second clamping clip 12 which are butted together;
3. connecting the annular groove 25 of the second locking piece 22 with the connecting hole 41 on the wellhead fixing clamp 3;
4. and fixedly connecting the wellhead fixing clip 3 on the lubricator above the wellhead of the pressure drive monitoring well. Specifically, the wellhead fixing clip 3 is provided with a bayonet, the bayonet is radially inserted from the blowout prevention pipe, and then the bayonet is closed and clamped.
Of course, the wellhead fixing clip 3 can also adopt a connecting piece with other structures with the same function in the prior art, as long as the connecting piece can be firmly connected with a circular tube.
Because the height of the blowout preventer is obviously lower than that of the blowout preventer, the operation is not required to be carried out by ascending a height, and the operation safety is indirectly improved.
It can be seen from the above description of the working process that all the connection operations are simple, so that the operation can be completed in a short time, the operation efficiency is obviously improved, and the operation time is reduced, so that the phenomenon that hands and feet are frozen and numb is not generated even if the work is performed in winter.
Most importantly, the cable fastening device of the pressure drive monitoring well testing instrument adopts surface contact with the cable, and the contact area of the cable fastening device and the cable is increased, so that on one hand, the clamping force for fastening the cable can be effectively increased, and the increase of the clamping force can ensure that the cable does not slip along with the extension of the testing time in the testing process; on the other hand, even if the clamping force is increased, the phenomenon of pinching off the cable core can not occur, the cable is protected from being damaged to the maximum extent, and the service life of the cable is prolonged.
The above-mentioned embodiments are merely embodiments for expressing the invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several changes, substitutions, modifications, etc. can be made without departing from the spirit of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. The utility model provides a pressure drive monitoring well test instrument cable fastener which characterized in that includes:
a cable clamping mechanism;
cable clamping mechanism includes: a clamping assembly (1) and a locking assembly (2);
the clamping assembly (1) is provided with a clamping opening;
the clamping assembly (1) clamps the cable into the clamping opening along the radial direction of the cable;
the butt-clamping opening is in contact with the cable surface;
the locking assembly (2) is connected with the clamping assembly (1) and is used for fixedly connecting a cable on the clamping opening.
2. The pressure drive monitoring well testing instrument cable fastening device of claim 1, wherein:
the clip assembly (1) comprises: a first clip (11) and a second clip (12);
the first clamping clip (11) and the second clamping clip (12) are respectively provided with a half clamping opening (13);
the two half clamping openings (13) are oppositely combined to form the opposite clamping opening.
3. The pressure drive monitoring well testing instrument cable fastening device of claim 2, wherein:
two ends of the first clamping clip (11) and the second clamping clip (12) are respectively provided with a locking structure (14);
the locking structure (14) is used for being connected with the locking assembly (2).
4. The pressure drive monitoring well testing instrument cable fastening device of claim 3, wherein:
the locking structure (14) is a semi-circular truncated cone integrated with the first clamp (11) or the second clamp (12);
the radius of the free end surface of the semi-circular table is smaller than that of the end surface of the root part of the semi-circular table.
5. The pressure drive monitoring well testing instrument cable fastening device of claim 2, wherein:
the walls of the first clamping clip (11) and the second clamping clip (12) are respectively provided with a clamping clip groove (15);
the clamping groove (15) is used for clamping a force application point of a tool;
the clamping tool is used for combining the half clamping openings (13) of the first clamping (11) and the second clamping (12) into the opposite clamping opening.
6. The pressure drive monitoring well testing instrument cable fastening device of claim 3, wherein:
the locking assembly (2) comprises a first locking piece (21) and a second locking piece (22);
notches (23) are respectively formed in the side surfaces of the first locking piece (21) and the second locking piece (22);
the notch (23) is used for enabling the cable to enter the interior of the first locking piece (21) and the second locking piece (22) along the radial direction;
one side end surfaces of the first locking piece (21) and the second locking piece (22) are provided with locking grooves (24);
the locking groove (24) is of a circular groove structure, and is connected with the locking structure (14) to form a fixed connection pair.
7. The pressure drive monitoring well testing instrument cable fastening device of claim 6, wherein:
the second locking piece (22) is provided with a connecting structure;
the connecting structure is used for fixedly connecting the cable clamping mechanism above a wellhead of the pressure drive monitoring well.
8. The pressure drive monitoring well testing instrument cable fastening device of claim 7, wherein:
the connecting structure is an annular groove (25) formed in the second locking piece (22).
9. The pressure drive monitor well test instrument cable fastening device of any one of claims 1-8, wherein:
the cable clamping mechanism is connected with a wellhead fixing clamp (3);
and the wellhead fixing clip (3) is fixedly connected with the lubricator above the wellhead of the pressure drive monitoring well.
10. The pressure drive monitoring well testing instrument cable fastening device of claim 9, wherein:
a connecting plate (4) is fixed on the side surface of the wellhead fixing clip (3);
a connecting hole (41) is formed in the end face of the other end of the connecting plate (4);
the cable clamping mechanism is provided with an annular groove (25);
the connecting hole (41) and the annular groove (25) form a connecting pair.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920945509.1U CN210404580U (en) | 2019-06-22 | 2019-06-22 | Cable fastening device for pressure drive monitoring well testing instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920945509.1U CN210404580U (en) | 2019-06-22 | 2019-06-22 | Cable fastening device for pressure drive monitoring well testing instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210404580U true CN210404580U (en) | 2020-04-24 |
Family
ID=70352062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920945509.1U Active CN210404580U (en) | 2019-06-22 | 2019-06-22 | Cable fastening device for pressure drive monitoring well testing instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210404580U (en) |
-
2019
- 2019-06-22 CN CN201920945509.1U patent/CN210404580U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US2158892A (en) | Wire splice | |
| CN210404580U (en) | Cable fastening device for pressure drive monitoring well testing instrument | |
| CN210379596U (en) | Anti-drop device for computer network connection port | |
| CN215418809U (en) | Anti-drop interface arrangement for single-phase carrier module shell | |
| CN205778585U (en) | A kind of super snap joint | |
| CN211063310U (en) | Cable laying pipeline for oil production drilling | |
| CN210644882U (en) | Portable safety belt fixing device suitable for edge-facing operation of high-altitude hole | |
| CN210371839U (en) | Clamp for fixing steel wire rope | |
| CN220419638U (en) | Fixed fastener convenient to protect circular optical cable sheath | |
| CN202401077U (en) | Punching pin clamping device of leather punching machine | |
| CN221614545U (en) | Cable suspension device | |
| CN111313183A (en) | Nitrogen oxygen sensor controller communication protocol collector | |
| CN216502080U (en) | Steel cable cutting tool | |
| CN219513689U (en) | Cable fixing device | |
| CN217589641U (en) | Automatic early warning control device based on counter weight chain | |
| CN213017260U (en) | Rotatable anti-drop handle | |
| CN214478978U (en) | Operating rod connecting piece | |
| CN215599423U (en) | Miller's pincers capable of improving working efficiency | |
| CN114355518B (en) | Passive optical modem fiber access device | |
| CN214375209U (en) | Connecting wire detection device | |
| CN215681116U (en) | Insulator protection type fixed knot constructs for plug | |
| CN210376763U (en) | Conveniently fix optical fiber adapter | |
| CN209250192U (en) | A kind of spare hoistway of communication engineering | |
| CN220148904U (en) | Mechanical winding and unwinding linking device for seismic cable | |
| CN216488847U (en) | Communication access equipment is with subassembly that stabilizes |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211227 Address after: 163453 Heilongjiang Province, Daqing City Ranghulu District No. 233 South Central Avenue Patentee after: Daqing Oilfield Co.,Ltd. Patentee after: PetroChina Company Limited Address before: 163453 Heilongjiang Province, Daqing City Ranghulu District No. 233 South Central Avenue Patentee before: Daqing Oilfield Co.,Ltd. |