CN203285351U - Non-rotating joint for connecting underground electrical modules - Google Patents
Non-rotating joint for connecting underground electrical modules Download PDFInfo
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- CN203285351U CN203285351U CN2013203188121U CN201320318812U CN203285351U CN 203285351 U CN203285351 U CN 203285351U CN 2013203188121 U CN2013203188121 U CN 2013203188121U CN 201320318812 U CN201320318812 U CN 201320318812U CN 203285351 U CN203285351 U CN 203285351U
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- joint
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- rotating joint
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Abstract
The utility model discloses a non-rotating joint for connecting underground electrical modules. The non-rotating joint comprises a male joint body, a female joint body, a stopping block and a connecting sleeve. A first location face, an external spline, a stopping block location face, an installation neck, a wire containing cavity, a first joint body and a sealing ring installation groove are manufactured on the male joint body. A second location face, an internal spline, a second joint body and an annular groove are manufactured on the female joint body, and external threads are further arranged at one end of the female joint body. The stopping block is composed of two half-cutting circular rings, and a third location face and a fourth location face are manufactured on the stopping block. The connecting sleeve is in a cylindrical sleeve shape, and a fifth location face, a screw hole and internal threads are manufactured on the connecting sleeve. The stopping block and the connecting sleeve enable the male joint body and the female joint body to be installed together in a sleeved mode to form the non-rotating joint. The non-rotating joint is used for connecting the underground electrical modules, and is simple in structure and convenient to install. A set screw between the connecting sleeve and the female joint body can strengthen the connection strength of the non-rotating joint, more wires can be further wound and placed in the wire containing cavity in the male joint body, and internal wires can be prevented from being wound.
Description
Technical field
The utility model relates to the oil drilling and extracting equipment field, particularly a kind of non-rotating joint for the connection of down-hole electrical module.
Background technology
development along with drilling technology and sensor technology, increasing sensor is applied in the complex drilling operating mode, for the facility in processing and manufacturing assembling and function realization, the sensor that often will have similar functions integrates, form a down-hole electrical module, because the down-hole radial space is limited, the down-hole electrical module often be rendered as one cylindric, axial length can reach several meters, radial diameter is controlled at tens millimeters, then, if length allows, several down-holes electrical module is linked together, form an electrical module group, reinstall by (as non magnetic drill collar) in drilling tool.Because power line and the holding wire of down-hole electrical module are generally all drawn from down-hole electrical module line outlet with the form of loose wire, therefore, connection between the electrical module of different down-holes, need to consider simultaneously that frame for movement is connected connection, the twisted wire problem while avoiding cable to connect with the power supply signal passage.
China Patent No. application number CN201220370442.1, mandate publication number CN202810685U disclose the non-rotating joint of a kind of continuous-tube drilling well, as accompanying drawing 1, shown in Figure 2, the non-rotating joint of a kind of continuous-tube drilling well, comprise non-rotating joint 01 and lower non-rotating joint 02, upper non-rotating joint 01 upper end is designed with the drilling rod box, lower end is designed to the drilling rod pin thread, and the drilling rod pin thread tip designs of upper non-rotating joint 01 becomes circular tube shaped and pipe is processed into the spline of circumference uniform distribution; Lower non-rotating joint 02 comprises top connection 03, central tube 04, rotary body 05 and lower contact 06, top connection 03 is threaded with rotary body 05, top connection 03 upper end is the drilling rod box, be designed with the circular hole of two symmetries on outer wall, central tube 04 and lower contact 06 screwed connection, central tube 04 can rotation relative to rotary body 05 top connection 03, and central tube 04 upper end inwall is designed with the spline that matches with the spline of upper non-rotating joint 01; All by sealing ring, seal between central tube 04 and top connection 03, rotary body 05, lower contact 06; Seal by sealing ring between top connection 3 and rotary body 5.
While using the non-rotating joint of this continuous-tube drilling well, upper non-rotating joint 01 upper end box is connected with continuous-tube drilling tool pin thread, the lower contact 06 of lower non-rotating joint 02 is connected with another continuous-tube drilling tool upper end box, rotate top connection 03 with the special-purpose spanner that hooks again, just the drilling rod button between upper non-rotating joint 01, lower non-rotating joint 02 is interconnected, its lower contact 06 this moment and the continuous-tube kit that is attached thereto are non-rotary.Although the non-rotating joint of this continuous-tube drilling well has prevented the rotation of continuous-tube, drilling tool and built-in cable, twisted wire problem while avoiding to a certain extent cable to connect, but lower non-rotating joint 02 need to be threaded connection, screwed connection could become corresponding four assembling parts lower non-rotating joint 02, and then and upper non-rotating joint 01 be threaded and could form the non-rotating joint of continuous-tube drilling well, its structure design comparatively complexity, assemble some inconvenience.
The utility model content
The purpose of this utility model is to overcome the above-mentioned deficiency that the non-rotating joint design of existing continuous-tube drilling well in prior art is comparatively complicated, assemble some inconvenience, and a kind of non-rotating joint that connects for the down-hole electrical module is provided.
In order to realize above-mentioned utility model purpose, the utility model provides following technical scheme:
A kind of non-rotating joint for the connection of down-hole electrical module, comprise male joint, female joint, is provided with in described male joint and holds the line chamber, also comprises block, adapter sleeve; Described block is sleeved in described male joint, described adapter sleeve and described block be connected described male joint, described female joint.
Preferably, the first end of described public access is for neck is installed, but the other end is the joint one of connecting downhole electrical module, and described installation neck surface is provided with the block locating surface; Described block is sleeved on described installation neck, and described block and described block locating surface cooperatively interact.
Preferably, described installation neck surface is provided with the sealing ring mounting groove, is provided with sealing ring in described sealing ring mounting groove.
Be provided with sealing ring mounting groove and sealing ring on installation neck surface, after preventing male joint and female joint installation, drilling fluid infiltrates down-hole electrical module from this non-rotating joint inner.
Preferably, described male joint, by the described female joint of spline joint, can prevent that male joint, female joint from relatively rotating after connecting again.
Preferably, described male joint end is provided with external splines, and described female joint is provided with the internal spline that matches with described external splines.
Preferably, described female joint one end surfaces of close described internal spline is provided with external screw thread, but the other end is the joint two of connecting downhole electrical module; Be provided with internal thread and locating surface five in described adapter sleeve, described block is provided with locating surface three and locating surface four; Described internal thread matches with described external screw thread, and described locating surface five cooperatively interacts with described locating surface four.
Preferably, described block is that two halves cut open annulus, partly cuts open not only convenient processing of annulus, and is beneficial to loading and unloading and tightens up.
Preferably, described female joint surface is provided with cannelure, and described adapter sleeve is provided with screw hole, and is when described adapter sleeve is sleeved in described female joint, mutually adaptive with holding screw between described cannelure, screw hole.
After female joint and adapter sleeve are threaded connection,, will be both radially fixing with tight fixed bolt, prevent female joint and adapter sleeve because of coming off of being threaded and losing efficacy and cause, the bonding strength of the whole non-rotating joint of increase.
Preferably, the described appearance line chamber cavity volume of holding one by one near described joint is greater than the cavity volume near described installation neck one end.
Non-rotating joint inner chamber after male joint and female joint connect passes cable, joint one connecting downhole electrical module, so the appearance line cavity volume that male joint is held one by one near joint is larger, long cable disc can be twisted in the appearance line chamber of position herein, can effectively prevent the twisted wire problem of the long appearance of cable.
Compared with prior art, the beneficial effects of the utility model:
A kind of non-rotating joint for the down-hole electrical module described in the utility model, its female joint, male joint connect with internal spline, external splines, only need to once be threaded and just can be arranged in female joint after cooperatively interacting by block, adapter sleeve again, the non-rotating joint of final formation, this non-rotating joint design is simple, easy for installation; Also radially be connected with holding screw between adapter sleeve and female joint, can strengthen the bonding strength of non-rotating joint, can not produce relative rotation and axially-movable between the down-hole electrical module one of non-rotating joint two ends connection simultaneously, down-hole electrical appliance module two; The part that male joint content line chamber has a larger cavity volume volume can be coiled and be let slip many cables, can avoid the twisted wire problem of Internal cable.
Description of drawings:
Fig. 1 is the structural representation of the described a kind of non-rotating joint of prior art;
Fig. 2 is the structural representation of the described a kind of lower non-rotating joint of prior art;
Fig. 3 is male joint structural representation described in the utility model;
Fig. 4 is male joint cross-sectional view described in the utility model;
Fig. 5 is female joint structural representation described in the utility model;
Fig. 6 is female joint cross-sectional view described in the utility model;
Fig. 7 is the wherein structural representation of half of block described in the utility model;
Fig. 8 is the cross-sectional view of block described in the utility model;
Fig. 9 is connecting jacket structure schematic diagram described in the utility model;
Figure 10 is the cross-sectional view of adapter sleeve described in the utility model;
Figure 11 is that male joint described in the utility model, female joint are connected to form non-rotating joint structural representation before;
Figure 12 is that non-rotating joint described in the utility model connects complete structural representation.
Mark in figure:
01, upper non-rotating joint, 02, lower non-rotating joint, 03, top connection, 04, central tube, 05, rotary body, 06, lower contact;
1, male joint, 11, locating surface one, 12, external splines, 13, the block locating surface, 14, neck is installed, 15, hold the line chamber, 16, joint one, 17, the sealing ring mounting groove, 2, female joint, 21, locating surface two, 22, internal spline, 23, joint two, 24 cannelures, 25, external screw thread, 3, block, 31, locating surface three, 32, locating surface four, 4, adapter sleeve, 41, locating surface five, 42, screw hole, 43, internal thread, 5, holding screw, 6, sealing ring, 71, down-hole electrical module one, 72, down-hole electrical module two, 81, cable one, 82, cable two.
The specific embodiment
Below in conjunction with test example and the specific embodiment, the utility model is described in further detail.But this should be interpreted as that the scope of theme described in the utility model only limits to following embodiment, all technology that realizes based on the utility model content all belong to scope of the present utility model.
As shown in Fig. 3-10, a kind of non-rotating joint for the connection of down-hole electrical module described in the utility model, comprise male joint 1, female joint 2, block 3, adapter sleeve 4, be processed with locating surface 1, external splines 12, block locating surface 13 in described male joint 1, neck 14 is installed, holds line chamber 15, joint 1 and sealing ring mounting groove 17; Be processed with locating surface 2 21, internal spline 22, joint 2 23 and cannelure 24 in described female joint 2, female joint 2 one ends also are provided with external screw thread 25; Described block 3, for two halves cut open annulus, is processed with locating surface 3 31 and locating surface 4 32 on it; Described adapter sleeve 4 is the cylindrical shroud tubular, and is processed with locating surface 5 41, screw hole 42 and internal thread 43.
When non-rotating joint is installed, as shown in Figure 11,12, first adapter sleeve 4 is sleeved in advance on the installation neck 14 in male joint 1, and sealing ring 6 is arranged in the sealing ring mounting groove 17 on male joint 1 surface, prevent that drilling fluid from entering male joint 1 and female joint 2 inside from non-rotating joint, and then flow into electrical module 7 inside, down-hole, then the cable 1, the cable 2 82 that will be respectively from male joint 1 and female joint 2 inside, pass carry out wiring; After completing the connection of cable 1, cable 2 82, the external splines of male joint 1 12 is inserted in the internal spline 22 of female joint 2 and coordinates, can prevent that male joint 1 and female joint 2 from producing relative rotation, until in male joint 1, the locating surface 2 21 in locating surface 1 and female joint 2 is in contact with one another; Again two halves are cutd open on the installation neck 14 that circular block 3 is enclosed within male joint 1, and the locating surface of block 33 31 is abutted against on the block locating surface 13 of male joint 1; Again the internal thread 25 of the internal thread of adapter sleeve 4 43 and female joint 2 is cooperatively interacted and screws, until the locating surface 5 41 on adapter sleeve 4 and the locating surface 4 32 on block 3 mutually near, thereby limited male joint 1 and female joint 2 produces relative motion vertically; And then with in the screw hole 42 on holding screw 5 screw-in adapter sleeves 4, and snap in female joint 2 in cannelure 24, can prevent between the adapter sleeve 4 that is threaded and female joint 2 because coming off of causing of thread failure so far, just completed the connection of non-rotating joint.In addition, the appearance line cavity volume of the close joint one 16 one end inside of male joint 1 is greater than the cavity volume volume of non-rotating joint one end, and the dish of being convenient to the long cable in the appearance line chamber 15 of male joint 1 and female joint is put, and avoids the problem of twisted wire.
When described non-rotating joint during at access down-hole electrical module, male joint 1 and female joint 2 are connected to the leading-out terminal of down-hole electrical module 1, down-hole electrical module 2 72 by the joint 1 in male joint 1 and the joint 2 23 in female joint 2 respectively, and then the cable that will connect passes from the inner chamber of male joint 1 and female joint 2 respectively.
Need to prove, as shown in Fig. 4,8,10, in order to guarantee the smooth installation of non-rotating joint, the installation neck 14 in male joint 1 must have enough installation length L, the installation of guarantee block 3 and adapter sleeve 4; The maximum outside diameter d at external splines 12 places in male joint 1
1Should be not more than the aperture D at locating surface 5 41 places of adapter sleeve 4, the aperture D at locating surface 5 41 places of above-mentioned adapter sleeve 4 should be less than the outside diameter d at locating surface 3 31 places of block 3
2
Claims (9)
1. one kind is used for the non-rotating joint that the down-hole electrical module connects, comprise male joint (1), female joint (2), be provided with in described male joint (1) and hold line chamber (15), it is characterized in that, also comprise block (3), adapter sleeve (4); Described block (3) is sleeved in described male joint (1), described adapter sleeve (4) and described block (3) be connected described male joint (1), described female joint (2).
2. a kind of non-rotating joint that connects for the down-hole electrical module according to claim 1, it is characterized in that, described male joint (1) one end is for installing neck (14), the other end is joint one (16), and described installation neck (14) surface is provided with block locating surface (13); Described block (3) is sleeved on described installation neck (14), and described block (3) cooperatively interacts with described block locating surface (13).
3. a kind of non-rotating joint that connects for the down-hole electrical module according to claim 2, it is characterized in that, described installation neck (14) surface is provided with sealing ring mounting groove (17), is provided with sealing ring (6) in described sealing ring mounting groove (17).
4. a kind of non-rotating joint for the connection of down-hole electrical module according to claim 1, is characterized in that, described male joint (1) is by the described female joint of spline joint (2).
5. a kind of non-rotating joint that connects for the down-hole electrical module according to claim 4, it is characterized in that, described male joint (1) end is provided with external splines (12), and described female joint (2) is provided with the internal spline (22) in mating connection with described external splines (12).
6. a kind of non-rotating joint that connects for the down-hole electrical module according to claim 5, it is characterized in that, described female joint (2) one end surfaces near described internal spline (22) are provided with external screw thread (25), and the other end is joint two (23); Be provided with internal thread (43) and locating surface five (41) in described adapter sleeve (4), described block (3) is provided with locating surface three (31) and locating surface four (32); Described internal thread (43) matches with described external screw thread (25), and described locating surface five (41) cooperatively interacts with described locating surface four (32).
7. according to claim 1-6 arbitrary described a kind of non-rotating joints for the connection of down-hole electrical module, is characterized in that, described block (3) cuts open annulus for two halves.
8. a kind of non-rotating joint that connects for the down-hole electrical module according to claim 7, it is characterized in that, described female joint (2) surface is provided with cannelure (24), described adapter sleeve (4) is provided with screw hole (4), when described adapter sleeve (4) is sleeved in described female joint (2), mutually adaptive with holding screw (5) between described cannelure (24), described screw hole (4).
9. a kind of non-rotating joint that connects for the down-hole electrical module according to claim 7, it is characterized in that, the cavity volume of close described joint one (16) one end in described appearance line chamber (15) is greater than the cavity volume near described installation neck (14) one ends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203188121U CN203285351U (en) | 2013-06-04 | 2013-06-04 | Non-rotating joint for connecting underground electrical modules |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203188121U CN203285351U (en) | 2013-06-04 | 2013-06-04 | Non-rotating joint for connecting underground electrical modules |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203285351U true CN203285351U (en) | 2013-11-13 |
Family
ID=49541721
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203188121U Expired - Fee Related CN203285351U (en) | 2013-06-04 | 2013-06-04 | Non-rotating joint for connecting underground electrical modules |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203285351U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103256011A (en) * | 2013-06-04 | 2013-08-21 | 四川宏华石油设备有限公司 | Non-rotary connector used for connecting downhole electric module |
| TWI809965B (en) * | 2022-07-04 | 2023-07-21 | 舜盈鑫實業有限公司 | Fluid direction transfer device |
-
2013
- 2013-06-04 CN CN2013203188121U patent/CN203285351U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103256011A (en) * | 2013-06-04 | 2013-08-21 | 四川宏华石油设备有限公司 | Non-rotary connector used for connecting downhole electric module |
| CN103256011B (en) * | 2013-06-04 | 2016-06-15 | 四川宏华石油设备有限公司 | A kind of non-rotating joint connected for down-hole electrical module |
| TWI809965B (en) * | 2022-07-04 | 2023-07-21 | 舜盈鑫實業有限公司 | Fluid direction transfer device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: HONGHUA OIL AND GAS ENGINEERING TECHNOLOGY SERVICE Free format text: FORMER OWNER: HONGHUA PETROLEUM EQUIPMENT CO., LTD., SICHUAN Effective date: 20141203 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 618300 DEYANG, SICHUAN PROVINCE TO: 610036 CHENGDU, SICHUAN PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20141203 Address after: 610036 No. 99 Yingbin Avenue information garden, Chengdu, Sichuan, Jinniu District Patentee after: Honghua oil & Gas Engineering Technology Service (Sichuan) Co., Ltd. Address before: 618300 Zhongshan Road, Guanghan, Sichuan Province, south of the two paragraph of the Patentee before: Honghua Petroleum Equipment Co., Ltd., Sichuan |
|
| 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: 20131113 Termination date: 20170604 |