CN210985623U - Continuous pipe cable head connecting device for movable electric igniter - Google Patents
Continuous pipe cable head connecting device for movable electric igniter Download PDFInfo
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- CN210985623U CN210985623U CN201921803098.9U CN201921803098U CN210985623U CN 210985623 U CN210985623 U CN 210985623U CN 201921803098 U CN201921803098 U CN 201921803098U CN 210985623 U CN210985623 U CN 210985623U
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- base
- adapter sleeve
- cable head
- electric igniter
- connection
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- 238000007789 sealing Methods 0.000 claims abstract description 34
- 239000004020 conductor Substances 0.000 description 2
- 238000010892 electric spark Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 229920006351 engineering plastic Polymers 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a coiled tubing cable head connecting device for portable electric igniter, including base (3), adapter sleeve (6) and insulating seal seat (12), base (3) and adapter sleeve (6) are the tubular structure, in the one end of adapter sleeve (6) was located to base (3) cover, in the other end of adapter sleeve (6) was located to insulating seal seat (12) cover, base (3) and insulating seal seat (12) all with adapter sleeve (6) sealing connection, be equipped with two binding post (14) in insulating seal seat (12), the one end of binding post (14) is located adapter sleeve (6), the other end of binding post (14) is located outside adapter sleeve (6). The continuous pipe cable head connecting device for the mobile electric igniter can realize sealing of the end part of a continuous pipe cable and timely discover the damage and breakage condition of the continuous pipe in a well. Avoiding gas leakage in the well and taking emergency measures.
Description
Technical Field
The utility model relates to an oil development equipment field, specific be a continuous pipe cable head connecting device for portable electric igniter.
Background
In oilfield fireflood electrical ignition, the end of a coiled tubing cable is typically open to facilitate connection of the coiled tubing cable to a power control cabinet. The disadvantages of this approach are: once the coiled tubing in the well is damaged and broken, the pressure in the well will leak from the end of the coiled tubing, and certain safety hazards exist.
SUMMERY OF THE UTILITY MODEL
In order to solve the safety problem that current ignition cable tip exists, the utility model provides a continuous pipe cable head connecting device for portable electric igniter, this a continuous pipe cable head connecting device for portable electric igniter can realize the sealed and in time discover the damage condition of breaking of continuous pipe in the well of continuous pipe cable tip. Avoiding gas leakage in the well and taking emergency measures.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a coiled tubing cable head connecting device for portable electric igniter, includes base, adapter sleeve and insulating seal seat, and base and adapter sleeve are the tubular structure, and in the one end of adapter sleeve was located to the base cover, in the other end of adapter sleeve was located to the insulating seal seat cover, base and insulating seal seat all with adapter sleeve sealing connection, are equipped with two binding post in the insulating seal seat, binding post's one end is located the adapter sleeve, binding post's the other end is located outside the adapter sleeve.
The base overcoat is equipped with the locking cap, and the locking cap can be fixed base and connecting sleeve locking.
The surface of base contains the big footpath section and the path section that connect gradually, and outside the big footpath section of base was located to the locking cap cover, was equipped with first sealing washer between the path section of base and the adapter sleeve, and the base can be with the tip welded fastening of coiled tubing.
In the connecting sleeve, an inner cavity is formed between the base and the insulating sealing seat, and a tee joint is arranged outside the side wall of the connecting sleeve.
The inlet of the tee joint is communicated with the inner cavity, the first outlet of the tee joint is connected with a pressure sensor, and the second outlet of the tee joint is connected with an emptying valve.
An inner flange is arranged in the other end of the connecting sleeve, the insulating sealing seat is abutted against the inner flange of the connecting sleeve, and a second sealing ring is arranged between the insulating sealing seat and the connecting sleeve.
The wiring terminal is of a long strip-shaped structure, the length direction of the wiring terminal is parallel to the axis of the connecting sleeve, and the two wiring terminals are mirror images on two sides of the axis of the connecting sleeve.
One end of the wiring terminal is provided with a first bolt used for connecting and fixing the cable core, an annular convex edge is arranged outside the wiring terminal, and the annular convex edge is positioned in the insulating sealing seat.
The other end of the connecting terminal is sleeved with a sheath, the other end of the connecting terminal is externally connected with an external cable, one end of the external cable is positioned outside the sheath, and the sheath is connected with the insulating sealing seat in a sealing mode.
The outer end surface of the insulating seal seat is provided with an outer convex ring which is sleeved outside the wiring terminal, one end of the sheath is sleeved outside the outer convex ring of the insulating seal seat, an annular sealing convex groove is arranged outside the outer convex ring, and the other end of the sheath is connected with the external cable in a sealing manner.
The utility model has the advantages that: the gas in the well leaks due to the rupture of the continuous pipe, and the damage and rupture conditions of the continuous pipe in the well are found in time.
Drawings
The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention.
Fig. 1 is a front view of a coiled tubing cable head attachment for a traveling electric igniter, in accordance with the present invention.
1. A cable; 2. a coiled tubing; 3. a base; 4. a locking cap; 5. a first seal ring; 6. connecting sleeves; 7. a tee joint; 8. a pressure sensor; 9. an atmospheric valve; 10. a cable core; 11. a first bolt; 12. an insulating seal seat; 13. a second seal ring; 14. a wiring terminal; 15. sealing the convex groove; 16. a sheath; 17. a second bolt; 18. connecting a cable externally; 19. an inner cavity.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
The utility model provides a coiled tubing cable head connecting device for portable electric igniter, including base 3, adapter sleeve 6 and insulating seal seat 12, base 3 and adapter sleeve 6 are the tubular structure, 3 covers of base locate in the one end of adapter sleeve 6, insulating seal seat 12 covers locates in the other end of adapter sleeve 6, base 3 and insulating seal seat 12 all with adapter sleeve 6 sealing connection, be equipped with two binding post 14 in the insulating seal seat 12, binding post 14's one end is located adapter sleeve 6, binding post 14's the other end is located outside adapter sleeve 6, as shown in figure 1.
The axis of base 3, the axis of adapter sleeve 6 and the axis coincidence of insulating seal seat 12, during the use, the tip of cable 1, the tip of coiled tubing 2 and the base 3 are established from inside to outside cover in proper order, the axis of cable 1, the axis coincidence of coiled tubing 2 and the axis of base 3, and the external diameter of cable 1 is less than the internal diameter of coiled tubing 2. A closed inner cavity 19 is formed between the base 3 and the insulating seal seat 12 in the connecting sleeve 6. The annular cavity between the cable 1 and the continuous tube 2 is communicated with the inner cavity 19, and the cable core 10 of the cable 1 is connected with the wiring terminal 14 in the inner cavity 19.
In this embodiment, the base 3 is sleeved with the locking cap 4, and the locking cap 4 can lock and fix the base 3 and the connecting sleeve 6. After the connecting sleeve 6 is installed in place, the connecting sleeve 6 is locked and fixed by the locking cap 4 to prevent the base 3 from being separated from the connecting sleeve 6, the locking cap 4 can be a commercially available product, and the locking and fixing structure of the locking cap 4 and the connecting sleeve 6 can be an existing locking and fixing structure.
In this embodiment, base 3 and adapter sleeve 6 clearance fit or transition fit, the surface of base 3 contains the big footpath section and the path section that connect gradually, and outside the big footpath section of base 3 was located to the locking cap 4 cover, was equipped with first sealing washer 5 between the path section of base 3 and the adapter sleeve 6, and base 3 can be in the same place with the tip welding of continuous pipe 2, as shown in fig. 1.
In this embodiment, a tee joint 7 is arranged outside the side wall of the connecting sleeve 6, the tee joint 7 comprises an inlet and two outlets, the inlet of the tee joint 7 is hermetically connected with the side wall of the connecting sleeve 6, the inlet of the tee joint 7 is communicated with the inner cavity 19, a first outlet of the tee joint 7 is connected with a pressure sensor 8, and a second outlet of the tee joint 7 is connected with an emptying valve 9. The pressure sensor 8 can transmit the pressure signal of the inner cavity of the continuous pipe 2 to the operation room for displaying and alarming, and the gas in the inner cavity 19 can be discharged through the emptying valve 9.
In this embodiment, an inner flange is provided in the other end of the connection sleeve 6, the insulating seal seat 12 abuts against the inner flange of the connection sleeve 6, and a second seal ring 13 is provided between the insulating seal seat 12 and the connection sleeve 6. Insulating seal receptacle 12 and adapter sleeve 6 clearance fit or transition fit, insulating seal receptacle 12 are made for insulating material, and binding post 14 is made for metal conducting material, and preferred insulating seal receptacle 12 and binding post 14 are engineering plastics and the whole extrusion molding formula structure as an organic whole of metalwork.
In this embodiment, the insulating sealing seat 12 is a cylindrical structure, the connection terminal 14 is a strip-shaped structure, the connection terminal 14 may be a slender cylindrical structure, the length direction of the connection terminal 14 is parallel to the axis of the connection sleeve 6, that is, the axis of the connection terminal 14 is parallel to the axis of the connection sleeve 6, and the two connection terminals 14 are mirror images of each other on two sides of the axis of the connection sleeve 6, as shown in fig. 1.
In this embodiment, one end of the terminal 14 is provided with a first bolt 11 for connecting and fixing the cable core 10, and the terminal 14 is externally provided with an annular rib which is positioned in the insulating sealing seat 12. A sheath 16 is sleeved outside the other end of the connecting terminal 14, an external cable 18 is connected outside the other end of the connecting terminal 14, one end of the external cable 18 is positioned outside the sheath 16, and the sheath 16 is in sealing connection with the insulating sealing seat 12.
In this embodiment, the sheath 16 is a cylindrical structure, the sheath 16 includes a cylindrical section and a conical section which are connected in sequence, an outer end surface of the insulating seal seat 12 is provided with an outer convex ring which is sleeved outside the connection terminal 14, one end of the sheath 16 is sleeved outside the outer convex ring of the insulating seal seat 12, the outer convex ring is provided with an annular sealing convex groove 15, the other end of the sheath 16 is connected with the external cable 18 in a sealing manner, and a set distance exists between the two connection terminals 14 and the two external cables 18.
The other end of the wiring terminal 14 is connected with the other end of the cable core 10 in the sheath 16 through the second bolt 17, the end of the cylindrical section of the sheath 16 is connected with the sealing convex groove 15 of the insulating sealing seat 12 in a sealing mode, the end of the conical section of the sheath 16 is connected with the external cable 18 in a sealing mode, the cable core 10, the first bolt 11, the wiring terminal 14, the second bolt 17 and the external cable 18 are all made of conducting materials, and when a set potential difference exists between the two cable cores 10, electric sparks can be generated between the two external cables 18.
The operation of the continuous tube cable head connection for a traveling electric igniter will now be described.
1. The base 3 and the locking cap 4 are sleeved outside the continuous pipe 2.
2. The cable core 10, the first bolt 11, the connecting terminal 14, the second bolt 17 and the external cable 18 are connected in sequence.
3. The connecting sleeve 6 is sleeved outside the base 3 and the insulating sealing seat 12, and then the sheath 16 is installed as shown in fig. 1.
When a predetermined potential difference exists between the two cable cores 10, an electric spark can be generated between the two external cables 18.
The above description is only for the specific embodiments of the present invention, and the scope of the present invention can not be limited by the embodiments, so that the replacement of the equivalent components or the equivalent changes and modifications made according to the protection scope of the present invention should still belong to the scope covered by the present patent. In addition, the utility model provides an between technical feature and the technical feature, between technical feature and technical scheme, technical scheme and the technical scheme all can the independent assortment use.
Claims (10)
1. The utility model provides a coiled tubing cable head connecting device for portable electric igniter, a serial communication port, a coiled tubing cable head connecting device for portable electric igniter includes base (3), adapter sleeve (6) and insulating seal receptacle (12), base (3) and adapter sleeve (6) are the tubular structure, base (3) cover is located in the one end of adapter sleeve (6), insulating seal receptacle (12) cover is located in the other end of adapter sleeve (6), base (3) and insulating seal receptacle (12) all with adapter sleeve (6) sealing connection, be equipped with two binding post (14) in insulating seal receptacle (12), the one end of binding post (14) is located adapter sleeve (6), the other end of binding post (14) is located outside adapter sleeve (6).
2. The continuous pipe cable head connection for a traveling electric igniter as claimed in claim 1, wherein the base (3) is externally fitted with a locking cap (4), and the locking cap (4) can lock and fix the base (3) and the connection sleeve (6).
3. The coiled tubing cable head connection device for the traveling electric igniter as claimed in claim 2, wherein the outer surface of the base (3) comprises a large diameter section and a small diameter section which are sequentially connected, the locking cap (4) is sleeved outside the large diameter section of the base (3), a first sealing ring (5) is arranged between the small diameter section of the base (3) and the connecting sleeve (6), and the base (3) can be welded and fixed with the end of the coiled tubing (2).
4. The continuous pipe cable head connection for traveling igniters according to claim 1, wherein an inner cavity (19) is formed between the base (3) and the insulating seal seat (12) in the connection sleeve (6), and a tee (7) is provided outside the side wall of the connection sleeve (6).
5. The coiled tubing cable head connection for a traveling electric igniter, according to claim 4, wherein an inlet of the tee (7) is connected to the inner chamber (19), a first outlet of the tee (7) is connected to the pressure sensor (8), and a second outlet of the tee (7) is connected to the vent valve (9).
6. The continuous pipe cable head connection for a traveling electric igniter as claimed in claim 1, wherein an inner flange is provided in the other end of the connection sleeve (6), the insulating seal holder (12) abuts against the inner flange of the connection sleeve (6), and a second seal ring (13) is provided between the insulating seal holder (12) and the connection sleeve (6).
7. The continuous pipe cable head connection for a traveling electric igniter as claimed in claim 1, wherein the terminal block (14) has a strip shape, the length direction of the terminal block (14) is parallel to the axis of the connection sleeve (6), and the two terminal blocks (14) are mirror images of each other on both sides of the axis of the connection sleeve (6).
8. The coiled tubing cable head connection for a traveling electric igniter, according to claim 7, wherein the terminal block (14) has a first bolt (11) at one end thereof for connecting and fixing the cable core (10), and the terminal block (14) is externally provided with an annular rib which is located in the insulating sealing seat (12).
9. The continuous pipe cable head connecting device for the mobile electric igniter as claimed in claim 1, wherein a sheath (16) is sleeved outside the other end of the connecting terminal (14), an external cable (18) is connected outside the other end of the connecting terminal (14), one end of the external cable (18) is positioned outside the sheath (16), and the sheath (16) is hermetically connected with the insulating sealing seat (12).
10. The continuous pipe cable head connecting device for a traveling electric igniter as claimed in claim 9, wherein the outer end surface of the insulating sealing seat (12) is provided with a male ring which is fitted around the terminal (14), one end of the sheath (16) is fitted around the male ring of the insulating sealing seat (12) and is provided with an annular sealing groove (15), and the other end of the sheath (16) is sealingly connected to the external cable (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921803098.9U CN210985623U (en) | 2019-10-24 | 2019-10-24 | Continuous pipe cable head connecting device for movable electric igniter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921803098.9U CN210985623U (en) | 2019-10-24 | 2019-10-24 | Continuous pipe cable head connecting device for movable electric igniter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210985623U true CN210985623U (en) | 2020-07-10 |
Family
ID=71419138
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921803098.9U Active CN210985623U (en) | 2019-10-24 | 2019-10-24 | Continuous pipe cable head connecting device for movable electric igniter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210985623U (en) |
-
2019
- 2019-10-24 CN CN201921803098.9U patent/CN210985623U/en active Active
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