CN202991014U - Well depth winch encoder - Google Patents
Well depth winch encoder Download PDFInfo
- Publication number
- CN202991014U CN202991014U CN 201220727825 CN201220727825U CN202991014U CN 202991014 U CN202991014 U CN 202991014U CN 201220727825 CN201220727825 CN 201220727825 CN 201220727825 U CN201220727825 U CN 201220727825U CN 202991014 U CN202991014 U CN 202991014U
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- housing
- well depth
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Abstract
The utility model relates to the technical field of well depth measurement devices and relates to a well depth winch encoder. The well depth winch encoder comprises a base, a casing, proximity switches, an end cover, a main shaft and a coded disc, wherein the casing is fixedly installed at the upper end of the base, a casing installation cavity is formed between the upper end of the base and the base, two proximity switches are fixedly installed inside the lower portion of the casing installation cavity in a front-and-back spacing mode, radial sensing grooves are arranged on proximity switches, and the main shaft is installed in the middle of the casing. The well depth winch encoder is reasonable and compact in structure and convenient to use, the main shaft is driven to rotate by the movement of a winch, the coded disc penetrates through sensing grooves in a rotating mode, proximity switches send out two groups of electric pulse signals with the phase difference of 90 degrees, electric pulse signals are processed by a logging device to obtain corresponding angular displacement directions and change values, then the well depth is measured, the loss of pulses is effectively prevented, simultaneously, a dual-bearing support and locking nuts are used for locking the coded disc, the stability and the reliability of measurement can be improved, the measurement accuracy is high, and the practicability is high.
Description
Technical field
The utility model relates to well depth survey device technique field, is a kind of well depth winch encoder.
Background technology
Along with deepening continuously of oilfield prospecting developing and oil-gas exploration, well depth survey in real time is very necessary; Measuring, when demarcating well depth, now adopting manual measurements and apparatus measures scaling methods more, manual measurement mode labour intensity is large, can't realize real-time well depth record; Although and that the apparatus measures method has been improved manual measurement mode labour intensity is large, characteristics that can't real time record, the present well depth survey measurement device error of using is larger, easily causes perforation layer position inaccurate, has affected Development Response of Oilfield.
Summary of the invention
The utility model provides a kind of well depth winch encoder, has overcome the deficiency of above-mentioned prior art, and it can effectively solve the larger problem of well depth survey measurement device error of existing use.
The technical solution of the utility model realizes by following measures: a kind of well depth winch encoder comprises base, housing, approach switch, end cap, main shaft and code-disc; Be installed with housing also in the upper end of base and form the housing installation cavity between base, the interval, front and back is installed with two approach switchs in the bottom of housing installation cavity, and induction groove is radially arranged on approach switch; Middle part at housing is equipped with main shaft, is installed with code-disc and is positioned at the housing installation cavity on main shaft, and the induction groove is passed in the outer end of code-disc; Cable-through hole is arranged on base.
The below is the further optimization and/or improvements to above-mentioned utility model technical scheme:
Above-mentioned housing left side central portion and right side central can have respectively left end hole and right-hand member hole; Right-hand member at housing is installed with and can with the end cap of right-hand member hole shutoff, the open-work corresponding with center, left end hole be arranged on end cap; On open-work and left end hole, revolvable main shaft is installed.
The left part of above-mentioned main shaft can have the outer shroud platform, the external screw thread boss is arranged on the main shaft on outer shroud platform right side, be installed with code-disc by screw thread on screw boss outside, be installed with locking nut by screw thread and code-disc withstood on the right side of outer shroud platform on the external screw thread boss on code-disc right side.
The bearing mounting groove of annular can be arranged on above-mentioned enclosure interior right-hand member, the housing bearing is installed in the bearing mounting groove and is arranged on the outer shroud platform; On the outer shroud platform in housing bearing left side, the location outer lug boss is arranged, have the back-up ring of annular that groove is installed on the outer shroud platform on the right side of housing bearing, the baffle ring that is equipped with on groove is installed at back-up ring; The bearing mounting groove of annular is arranged at the end cap right-hand member, bearing with end cover is installed and is equipped with on main shaft at the bearing mounting groove; End cap right-hand member outside open-work is evenly distributed in four connecting through holes, and the housing left end corresponding with connecting through hole has screwed hole, and end cap is fixedly mounted on the left end of housing and bearing with end cover is withstood on the right side of external screw thread boss by attachment screw.
Can there be the base positive stop lug boss upper end, middle part of above-mentioned base and be positioned at the housing installation cavity; Be separated with two switch mounting grooves between before and after the upper end of base positive stop lug boss, approach switch is arranged on respectively in switch mounting groove; Right part downside at the base positive stop lug boss has the crossed beam trunking that communicates with cable-through hole, in the bottom of switch mounting groove, the wire guide that communicates with crossed beam trunking is arranged respectively; Stube cable is arranged respectively on approach switch, and the stube cable lower end is passed successively wire guide, crossed beam trunking and cable-through hole and is positioned at outside base; Be installed with the cable pressing plate and stube cable is fixed in crossed beam trunking in crossed beam trunking.
On base between above-mentioned two approach switchs, cable-through hole can be arranged, cable-through hole the bottom internal thread is arranged, be installed with cable connector in the cable-through hole bottom by screw thread.
The main shaft in outer lug boss left side, above-mentioned location can be outer hexagon.
The utility model reasonable and compact in structure, easy to use; Move by winch and drive the main shaft rotation, make code-disc rotate through the induction groove, it is two groups of electric pulses letter pulse signals of 90 ° that approach switch sends phase difference, processes through logging equipment and obtaining corresponding angular displacement direction and changing value, realize the measurement of well depth, effectively prevent from losing pulse; Adopt simultaneously duplex bearing to support and locking nut locking code-disc, stability and the reliability that can improve measurement are high; Certainty of measurement is high, and is practical.
Description of drawings
Accompanying drawing 1 is the main TV structure schematic diagram of the utility model most preferred embodiment.
Accompanying drawing 2 is that the A-A of accompanying drawing 1 is to the sectional structure schematic diagram.
Coding in accompanying drawing is respectively: 1 is base, and 2 is housing, and 3 is the housing installation cavity, and 4 is approach switch, 5 are the induction groove, and 6 is end cap, and 7 is main shaft, and 8 is code-disc, 9 is the outer shroud platform, and 10 is the external screw thread boss, and 11 is locking nut, and 12 is the housing bearing, 13 are the location outer lug boss, and 14 is baffle ring, and 15 is bearing with end cover, 16 is the base positive stop lug boss, and 17 is crossed beam trunking, and 18 is cable-through hole, 19 is that cable pressing plate 19,20 is cable connector, and 21 is attachment screw.
The specific embodiment
The utility model is not subjected to the restriction of following embodiment, can determine concrete embodiment according to the technical solution of the utility model and actual conditions.
In the utility model, for convenience of description, the description of the relative position relation of each parts is all that the Butut mode according to Figure of description 2 is described, as: the position relationship of upper and lower, left and right etc. is to determine according to the Butut direction of Figure of description 2.
Below in conjunction with embodiment and accompanying drawing, the utility model is further described:
As shown in accompanying drawing 1,2, this well depth winch encoder comprises base 1, housing 2, approach switch 4, end cap 6, main shaft 7 and code-disc 8; The upper end of base 1 be installed with housing 2 and and base 1 between form housing installation cavity 3, in the bottom of housing installation cavity 3 before and after the interval be installed with two approach switchs 4, induction groove 5 is radially arranged on approach switch 4; At the middle part of housing 2, main shaft 7 is installed, is installed with code-disc 8 and is positioned at housing installation cavity 3 on main shaft 7, induction groove 5 is passed in the outer end of code-disc 8; Cable-through hole 18 is arranged on base 1.Two approach switchs 4 adopt the grooved approach switch; Be connected with main shaft 7 by the winch axle, rotate and drive main shaft 7 rotations with the crab winch axle of winch; When code-disc 8 during with main shaft 7 rotation, code-disc 8 passes respectively induction groove 5 and sends two groups of phase differences is the electric impulse signal of 90 °, and this signal is sent into instrument just can obtain corresponding angular displacement direction and changing value after identifying processing, thereby realizes the measurement of well depth; Whole measuring process is reliable and stable, effectively prevents from losing pulse, and certainty of measurement is high.
Can according to actual needs, above-mentioned well depth winch encoder be made further optimization and/or improvements:
As shown in Figure 2, in housing 2 left side central portion and right side central, left end hole and right-hand member hole are arranged respectively; Right-hand member at housing 2 is installed with and can with the end cap 6 of right-hand member hole shutoff, the open-work corresponding with center, left end hole be arranged on end cap 6; On open-work and left end hole, revolvable main shaft 7 is installed.
As shown in Figure 2, left part at main shaft 7 has outer shroud platform 9, on the main shaft 7 on outer shroud platform 9 right sides, external screw thread boss 10 is arranged, be installed with code-disc 8 by screw thread on screw boss 10 outside, be installed with locking nut 11 by screw thread and code-disc 8 withstood on the right side of outer shroud platform 9 on the external screw thread boss 10 on code-disc 8 right sides.Lock by 11 pairs of code-discs 8 of locking nut, can prevent that code-disc 8 is loosening, improve the stability of measuring, reliability is high.
As shown in Figure 2, the bearing mounting groove of annular is arranged on the inner right-hand member of housing 2, housing bearing 12 is installed in the bearing mounting groove and is arranged on outer shroud platform 9; Location outer lug boss 13 is arranged on the outer shroud platform 9 in housing bearing 12 left sides, have the back-up ring of annular that groove is installed on the outer shroud platform 9 on the right side of housing bearing 12, the baffle ring 14 that is equipped with on groove is installed at back-up ring; The bearing mounting groove of annular is arranged at end cap 6 right-hand members, bearing with end cover 15 is installed and is equipped with on main shaft 7 at the bearing mounting groove; End cap 6 right-hand members outside open-work are evenly distributed in four connecting through holes, housing 2 left ends corresponding with connecting through hole have screwed hole, and end cap 6 is fixedly mounted on the right-hand member of housing 2 and bearing with end cover 15 is withstood on the right side of external screw thread boss 10 by attachment screw 21.Main shaft 1 supports by the duplex bearing of housing bearing 12 and bearing with end cover 15; Rotate more balance and stability, improve certainty of measurement; Connect by attachment screw 21 simultaneously and can be convenient to dismounting between end cap 6 and housing 2; Baffle ring 14 plays spacing effect, prevents housing bearing 12 axial floats.
As shown in Figure 2, base positive stop lug boss 16 is arranged and be positioned at housing installation cavity 3 in the upper end, middle part of base 1; Be separated with two switch mounting grooves between before and after the upper end of base positive stop lug boss 16, approach switch 4 is arranged on respectively in switch mounting groove; Right part downside at base positive stop lug boss 16 has the crossed beam trunking 17 that communicates with cable-through hole 18, in the bottom of switch mounting groove, the wire guide that communicates with crossed beam trunking 17 is arranged respectively; Stube cable is arranged respectively on approach switch 4, and the stube cable lower end is passed successively wire guide, crossed beam trunking 17 and cable-through hole 18 and is positioned at outside base 1; Be installed with cable pressing plate 19 and stube cable is fixed in crossed beam trunking 17 in crossed beam trunking 17.Be convenient to the stube cable of approach switch 4 from the interior derivation of base 1; Simultaneously cable pressing plate 19 plays the effect that is fixedly connected with cable, prevents that stube cable from losing, and affect signal and transmits.
As shown in Figure 2, on the base 1 between two approach switchs 4, cable-through hole 18 is arranged, cable-through hole 18 the bottom internal thread is arranged, be installed with cable connector 20 in cable-through hole 18 bottoms by screw thread.Cable connector 20 can play the effect of sealing and protection stube cable.
As shown in Figure 2, the main shaft 7 in outer lug boss 13 left sides, location is outer hexagon.Can adopt the instrument such as hexagon to carry out dismounting to main shaft, reduce labour intensity.
Above technical characterictic has consisted of most preferred embodiment of the present utility model, and it has stronger compliance and best implementation result, can increase and decrease according to actual needs non-essential technical characterictic, satisfies the demand of different situations.
Claims (10)
1. a well depth winch encoder, is characterized in that comprising base, housing, approach switch, end cap, main shaft and code-disc; Be installed with housing also in the upper end of base and form the housing installation cavity between base, the interval, front and back is installed with two approach switchs in the bottom of housing installation cavity, and induction groove is radially arranged on approach switch; Middle part at housing is equipped with main shaft, is installed with code-disc and is positioned at the housing installation cavity on main shaft, and the induction groove is passed in the outer end of code-disc; Cable-through hole is arranged on base.
2. well depth winch encoder according to claim 1 is characterized in that housing left side central portion and right side central have respectively left end hole and right-hand member hole; Right-hand member at housing is installed with and can with the end cap of right-hand member hole shutoff, the open-work corresponding with center, left end hole be arranged on end cap; On open-work and left end hole, revolvable main shaft is installed.
3. well depth winch encoder according to claim 1 and 2, the left part that it is characterized in that main shaft has the outer shroud platform, the external screw thread boss is arranged on the main shaft on outer shroud platform right side, be installed with code-disc by screw thread on screw boss outside, be installed with locking nut by screw thread and code-disc withstood on the right side of outer shroud platform on the external screw thread boss on code-disc right side.
4. well depth winch encoder according to claim 3, is characterized in that annular bearing mounting groove is arranged on the enclosure interior right-hand member, the housing bearing is installed in the bearing mounting groove and is arranged on the outer shroud platform; On the outer shroud platform in housing bearing left side, the location outer lug boss is arranged, have the back-up ring of annular that groove is installed on the outer shroud platform on the right side of housing bearing, the baffle ring that is equipped with on groove is installed at back-up ring; The bearing mounting groove of annular is arranged at the end cap right-hand member, bearing with end cover is installed and is equipped with on main shaft at the bearing mounting groove; End cap right-hand member outside open-work is evenly distributed in four connecting through holes, and the housing left end corresponding with connecting through hole has screwed hole, and end cap is fixedly mounted on the left end of housing and bearing with end cover is withstood on the right side of external screw thread boss by attachment screw.
5. well depth winch encoder according to claim 1 and 2, is characterized in that there is the base positive stop lug boss upper end, middle part of base and is positioned at the housing installation cavity; Be separated with two switch mounting grooves between before and after the upper end of base positive stop lug boss, approach switch is arranged on respectively in switch mounting groove; Right part downside at the base positive stop lug boss has the crossed beam trunking that communicates with cable-through hole, in the bottom of switch mounting groove, the wire guide that communicates with crossed beam trunking is arranged respectively; Stube cable is arranged respectively on approach switch, and the stube cable lower end is passed successively wire guide, crossed beam trunking and cable-through hole and is positioned at outside base; Be installed with the cable pressing plate and stube cable is fixed in crossed beam trunking in crossed beam trunking.
6. well depth winch encoder according to claim 4, is characterized in that there is the base positive stop lug boss upper end, middle part of base and is positioned at the housing installation cavity; Be separated with two switch mounting grooves between before and after the upper end of base positive stop lug boss, approach switch is arranged on respectively in switch mounting groove; Right part downside at the base positive stop lug boss has the crossed beam trunking that communicates with cable-through hole, in the bottom of switch mounting groove, the wire guide that communicates with crossed beam trunking is arranged respectively; Stube cable is arranged respectively on approach switch, and the stube cable lower end is passed successively wire guide, crossed beam trunking and cable-through hole and is positioned at outside base; Be installed with the cable pressing plate and stube cable is fixed in crossed beam trunking in crossed beam trunking.
7. well depth winch encoder according to claim 1 and 2, is characterized in that on two bases between approach switch, cable-through hole being arranged, and in the bottom of cable-through hole, internal thread arranged, and is installed with cable connector in the cable-through hole bottom by screw thread.
8. well depth winch encoder according to claim 6, is characterized in that on two bases between approach switch, cable-through hole being arranged, and in the bottom of cable-through hole, internal thread arranged, and is installed with cable connector in the cable-through hole bottom by screw thread.
9. well depth winch encoder according to claim 4, is characterized in that on two bases between approach switch, cable-through hole being arranged, and in the bottom of cable-through hole, internal thread arranged, and is installed with cable connector in the cable-through hole bottom by screw thread.
10. well depth winch encoder according to claim 8, the main shaft that it is characterized in that locating the outer lug boss left side is outer hexagon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220727825 CN202991014U (en) | 2012-12-26 | 2012-12-26 | Well depth winch encoder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220727825 CN202991014U (en) | 2012-12-26 | 2012-12-26 | Well depth winch encoder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202991014U true CN202991014U (en) | 2013-06-12 |
Family
ID=48562205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220727825 Expired - Lifetime CN202991014U (en) | 2012-12-26 | 2012-12-26 | Well depth winch encoder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202991014U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103527178A (en) * | 2013-09-29 | 2014-01-22 | 北京市三一重机有限公司 | Depth measuring device of hydraulic grab |
| CN105203067A (en) * | 2014-06-25 | 2015-12-30 | 天津海科信达石油技术有限公司 | Pile leg rack phase sensor |
| CN106232303A (en) * | 2014-04-23 | 2016-12-14 | 拉普兰塔理工大学 | Distance detector based on cable and generate the system of robot calibration data based on it |
-
2012
- 2012-12-26 CN CN 201220727825 patent/CN202991014U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103527178A (en) * | 2013-09-29 | 2014-01-22 | 北京市三一重机有限公司 | Depth measuring device of hydraulic grab |
| CN103527178B (en) * | 2013-09-29 | 2017-01-11 | 北京市三一重机有限公司 | Depth measuring device of hydraulic grab |
| CN106232303A (en) * | 2014-04-23 | 2016-12-14 | 拉普兰塔理工大学 | Distance detector based on cable and generate the system of robot calibration data based on it |
| CN105203067A (en) * | 2014-06-25 | 2015-12-30 | 天津海科信达石油技术有限公司 | Pile leg rack phase sensor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: XINJIANG GUANGLU ENERGY TECHNOLOGY CO., LTD. Free format text: FORMER NAME: GUANGLU CO., LTD., KELAMAYI |
|
| CP03 | Change of name, title or address |
Address after: 834000, 8 east suburb Road, Karamay District, the Xinjiang Uygur Autonomous Region, Karamay Patentee after: XINJIANG GUANGLU ENERGY TECHNOLOGY Co.,Ltd. Address before: 834000, 9 east suburb Road, the Xinjiang Uygur Autonomous Region, Karamay Patentee before: KARAMAY GUANGLU Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130612 |