CN109723431B - Measurable tension well pulley gear - Google Patents
Measurable tension well pulley gear Download PDFInfo
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- CN109723431B CN109723431B CN201811399652.1A CN201811399652A CN109723431B CN 109723431 B CN109723431 B CN 109723431B CN 201811399652 A CN201811399652 A CN 201811399652A CN 109723431 B CN109723431 B CN 109723431B
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Abstract
The invention discloses a tension measurable production well pulley device which comprises a wireless receiving device, a pulley assembly, a tension testing and data transmission module and a blowout preventer connecting device, wherein the pulley assembly, the tension testing and data transmission module and the blowout preventer connecting device are sequentially connected; the tension testing and data transmission module comprises an upper connector, a module body and a lower connector which are sequentially connected, the upper connector is used for being connected with the pulley assembly, the lower connector is used for being connected with the blowout preventer connecting device, and the module body is provided with a pin shaft sensor, an input/charging port, a wired data output port, a wired/wireless mode switching button, a signal indicator lamp, an electric quantity indicator lamp and a wireless data transmitting antenna. The invention solves the problem of inaccurate cable tension value in the production well testing process, avoids the occurrence of construction operation accidents such as instrument jamming, well falling and the like caused by inaccurate tension value, and ensures the effective control of the risk of construction operation.
Description
Technical Field
The invention belongs to the technical field of petroleum logging, and particularly relates to a tension-measurable production well pulley device for production well logging.
Background
At present, the top pulley that uses in the production well test itself does not directly be connected with the tensiometer, but is connected with well head blowout preventer, and the cable carries out the construction operation through well head blowout preventer with the test instrument who connects on the cable through the top pulley in sending into the production well, and tensiometer and martindac are integrated product, promptly: the martindac has the function of a tension meter. Because the tensiometer is far away from the wellhead, the cable tension value obtained in the test process is not very accurate.
Disclosure of Invention
The invention aims to provide a tension measurable pulley device for a production well, which is used for ensuring the accuracy of a cable tension value obtained in the production well testing process.
The invention is realized by adopting the following technical scheme:
a tension measurable production well pulley device comprises a wireless receiving device, a pulley assembly, a tension testing and data transmission module and a blowout preventer connecting device which are sequentially connected; wherein,
the tension testing and data transmission module comprises an upper connector, a module body and a lower connector which are sequentially connected, the upper connector is used for being connected with the pulley assembly, the lower connector is used for being connected with the blowout preventer connecting device, and the module body is provided with a pin shaft sensor, an input/charging port, a wired data output port, a wired/wireless mode switching button, a signal indicator lamp, an electric quantity indicator lamp and a wireless data transmitting antenna.
The further improvement of the invention is that the pulley assembly and the tension testing and data transmission module and the blowout preventer connecting device are connected through threads.
The pulley assembly is further improved in that the pulley assembly comprises a U-shaped support, an upper supporting rod used for being connected with an upper connector is movably connected to the bottom of the support, a pulley is movably connected to the middle of the support through a second rolling shaft, an adjustable cover plate and a fixed cover plate matched with the adjustable cover plate are arranged at the top of the support, and a limiting wheel is movably connected between the adjustable cover plate and the fixed cover plate through a first rolling shaft.
The invention is further improved in that the bracket on the pulley assembly can rotate freely around the upper supporting rod.
The invention has the further improvement that the upper and lower positions of the adjustable cover plate are adjusted through the second locking nut, so that the adjustment of the gap between the limiting wheel and the inner groove of the pulley is realized.
The invention is further improved in that the blowout preventer connecting device comprises a clamping sleeve, a withdrawal prevention nut, a split pin, a knob and a connecting shaft sleeve; the clamping sleeve is sleeved on the connecting shaft sleeve, the displacement of the clamping sleeve is limited by the anti-withdrawal nut and the cotter pin on the connecting shaft sleeve, and the knob is in threaded connection with the end of the connecting shaft sleeve.
The invention is further improved in that the wireless receiving device comprises a wireless receiving box, a wireless data receiving antenna and a wire for connecting the wireless receiving box and the wireless data receiving antenna, and the wire is also provided with a sucker.
The invention is further improved in that the signal indicator light adopts a display mode of a plurality of groups of display lights.
The invention is further improved in that the battery is arranged inside the tension testing and data transmission module and can be repeatedly used by charging.
The invention has the following beneficial technical effects:
the tension testing and data transmission module of the tension producing well pulley device provided by the invention is a core structure of the design, the structure of the tension testing and data transmission module is shown in figure 3, and the tension testing and data transmission module mainly comprises a tension testing part and a data transmission part, wherein a force measuring sensor is adopted for tension testing, the force measuring sensor is hidden in a supporting framework of the tension producing well pulley device and is output in a wired mode and a wireless mode, and a user can select a working mode according to actual conditions.
The wired output mode means that the signals of the force measuring sensors are modulated and processed by the data processing module and then are directly connected to a cart panel through a cable for display;
the wireless output mode is that the signals of the force measuring sensors are modulated and processed by the data processing module, then are transmitted by the wireless transmitting module, and meanwhile, the wireless receiving device connected to the cart panel receives wireless data, and finally, tension data are displayed on the cart panel.
In conclusion, the tension-measurable production well pulley device provided by the invention has the advantages that cable tension data are directly acquired at a well mouth, tension test data are displayed on a cart panel through the wireless transmission module, and when a wireless mode fails, a wired working mode is provided to ensure that the pulley device normally works, reliable guidance is provided for a production operation process, and the risk of construction operation is effectively controlled.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the pulley assembly.
Fig. 3 is a schematic structural diagram of the tension testing and data transmission module.
FIG. 4 is a schematic diagram of a blowout preventer connection apparatus.
Fig. 5 is a schematic structural diagram of a wireless receiving device.
In the figure: 1-fixed cover plate, 2-adjustable cover plate, 3-first bearing, 4-first roller, 5-spacing wheel, 6-pulley, 7-first lock nut, 8-spring washer, 9-flat washer, 10-baffle, 11-bracket, 12-upper support rod, 13-first screw, 14-second bearing, 15-second roller, 16-second lock nut, 17-second screw, 18-upper connector, 19-pin sensor, 20-input/charge port, 21-wired data output port, 22-wired/wireless mode switching button, 23-signal indicator lamp, 24-electric quantity indicator lamp, 25-wireless data transmitting antenna, 26-lower connector, 27-battery, 28-module body, 29-ferrule, 30-anti-back nut, 31-split pin, 32-knob, 33-connecting shaft sleeve, 34-pulley assembly, 35-tension test and data transmission module, 36-blowout preventer connecting device, 37-wireless receiving device, 38-wireless receiving box, 39-40-wireless receiving suction cup, and 40-wireless data receiving suction cup.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
As shown in fig. 1 to 5, the tension measurable production well pulley device provided by the present invention comprises a pulley assembly 34, a tension testing and data transmission module 35, a blowout preventer coupling device 36 and a wireless receiving device 37.
The tension testing and data transmission module 35 comprises an upper connector 18, a module body 28 and a lower connector 26 which are sequentially connected, wherein the upper connector 18 is used for being connected with a pulley assembly 34, the lower connector 26 is used for being connected with a blowout preventer connecting device 36, and the module body 28 is provided with a pin sensor 19, an input/charging port 20, a wired data output port 21, a wired/wireless mode switching button 22, a signal indicator lamp 23, an electric quantity indicator lamp 24 and a wireless data transmitting antenna 25. The pulley assembly 34 and the tension testing and data transmission module 35, and the tension testing and data transmission module 35 and the blowout preventer connector 36 are all connected through threads.
1. The pulley assembly 34 mainly comprises a pulley, a rope pressing device and an upper supporting rod, and the structure of the pulley assembly is schematically shown in fig. 2, wherein the pulley is a main working device and is suitable for a cable with the diameter of 2.8 mm; the upper supporting rod is used as a pulley for supporting, and is sealed and waterproof through an O-shaped ring so as to protect the electric part of the tension measuring and wireless transmission module.
The adjustable roller bearing comprises a fixed cover plate 1, an adjustable cover plate 2, a first bearing 3, a first roller 4, a limiting wheel 5, a pulley 6, a first locking nut 7, a spring gasket 8, a flat gasket 9, a baffle plate 10, a support 11, an upper support rod 12, a first screw 13, a second bearing 14, a second roller 15, a second locking nut 16 and a second screw 17. Support 11 is the U type form, and the bottom swing joint of this support 11 has the last bracing piece 12 that is used for being connected with last connector 18, and there is pulley 6 at the middle part of support 11 through second roller bearing 15 swing joint, and the top of support 11 is provided with adjustable apron 2 and the fixed apron 1 that uses with adjustable apron 2 cooperation, has spacing wheel 5 through first roller bearing 4 swing joint between adjustable apron 2 and the fixed apron 1. The bracket 11 on the pulley assembly 34 can freely rotate around the upper support rod 12. The upper and lower positions of the adjustable cover plate 2 are adjusted through the second locking nut 16, and the adjustment of the gap between the limiting wheel 5 and the inner groove of the pulley 6 is realized.
2. The tension testing and data transmission module 35 is a core component of the design, and the structure of the tension testing and data transmission module is shown in fig. 3, and mainly comprises a tension testing part and a data transmission part, wherein the tension testing part adopts a force measuring sensor, the force measuring sensor is hidden in a supporting framework of a measurable pulley device and is output in a wired mode and a wireless mode, and a user can select a working mode according to actual conditions.
The wired output mode means that the signals of the force measuring sensor are modulated and processed by the data processing module and then are directly connected to a cart panel through a cable for display;
the wireless output mode is that the signals of the force measuring sensors are modulated and processed by the data processing module and then transmitted by the wireless transmitting module, and meanwhile, the wireless receiving device connected to the cart panel receives wireless data, and finally, tension data are displayed on the cart panel. Wherein the part mainly includes: the mobile phone comprises an upper connector 18, a pin sensor 19, an input/charging port 20, a wired data output port 21, a wired/wireless mode switching button 22, a signal indicator lamp 23, a power indicator lamp 24, a wireless data transmitting antenna 25, a lower connector 26, a battery 27 and a module body 28.
The pin sensor 19, the input/charging port 20, the wired data output port 21, the wired/wireless mode switching button 22, the signal indicator lamp 23, the electric quantity indicator lamp 24, the wireless data transmitting antenna 25 and the battery 27 are arranged in the module body 28, and the upper end and the lower end of the module body 28 are fixedly connected with the upper connector 18 and the lower connector 26 respectively.
3. The blowout preventer connection 36 is shown in figure 4 and comprises: a cutting sleeve 29, a withdrawal prevention nut 30, a split pin 31, a knob 32 and a connecting sleeve 33.
The ferrule 29 is placed over the coupling sleeve 33, the back nut 30 is threaded and secured with the cotter pin 31, and the knob 32 is threaded into the ferrule 29 and secured with the coupling sleeve 33.
4. As shown in fig. 5, the wireless receiving apparatus 37 includes: a wireless receiving box 38, a wireless data receiving antenna 41, and a lead 39 connecting the wireless receiving box 38 and the wireless data receiving antenna 41, and a suction cup 40 is further disposed on the lead 39.
1) Power supply: the wireless receiving device power supply is provided with 12V voltage by the tension panel. The power supply is regulated by V2 and U1 to generate a voltage of 9V, a voltage of 3.3V is generated by V1, D1, L1 and the like, and R1, R4 and R12 isolate the analog power supply from the digital power supply. In order to prevent the reverse connection of the power supply, a D4 diode is connected in series with the input end of the power supply.
2) ZIGBEE receiving module: the MCU is composed of U5 and the like, receives and demodulates the transmitted carrier waves, matches network addresses and transmits data to the MCU.
3) MCU: the ZIGBEE receiving module is composed of chips such as U3 and receives data demodulated by the ZIGBEE receiving module, and the data is subjected to D/A conversion and then output signals.
4) Signal amplification and low-pass filtering: the device consists of chips such as U2, W1 and W2, and mainly realizes output signal amplification, impedance matching and low-pass filtering.
5) Debugging a serial port: the device is composed of U4 and the like, and realizes ZIGBEE module debugging and MCU serial port testing.
6) An indicator light: including electric quantity indicator light and communication indicator light. The electric quantity indicator lamp displays the electric quantity of the battery, and the communication indicator lamp indicates the communication state of the sending module.
The main components are as follows: a wireless receiving box 38, a lead 39, a suction cup 40 and a wireless data receiving antenna 41.
The wireless data receiving antenna 41 is fixed on the suction cup 40 and welded with the lead 39, and the lead 39 is welded with the wireless receiving box 38.
The assembled pulley assembly 34, tension test and data transmission module 35 and blowout preventer connection 36 are connected together. Thus, the entire tension measurable production well sheave apparatus is assembled.
Before the construction operation, the clamping sleeve 29 is firstly sleeved at the uppermost end of the wellhead blowout preventer, then the second locking nut 16 is loosened, the cable for testing is threaded on the inner groove of the pulley 6, the distance between the cable and the limiting wheel 5 can be adjusted through the height position of the adjustable cover plate 2 according to the different diameters of the used cable, and the second locking nut 16 is screwed after the distance is ensured. If wired signal transmission is adopted, only two ends of a transmission signal line are respectively connected with the wired data output port 21 on the tension testing and data transmission module 35 and the corresponding port on the winch panel. If wireless signal transmission is adopted, considering that the winch panel is placed in the central control room of the cable car and may influence the transmission signal, the wireless data receiving antenna 41 of the wireless receiving device 37 needs to be placed outside the cable car, and a data line is connected between the wireless receiving box 38 and the winch panel.
Claims (8)
1. The tension-measurable production well pulley device is characterized by comprising a wireless receiving device (37), a pulley assembly (34), a tension testing and data transmission module (35) and a blowout preventer connecting device (36) which are sequentially connected; wherein,
the tension testing and data transmission module (35) comprises an upper connector (18), a module body (28) and a lower connector (26) which are sequentially connected, the upper connector (18) is used for being connected with a pulley assembly (34), the lower connector (26) is used for being connected with a blowout preventer connecting device (36), and a pin shaft sensor (19), an input/charging port (20), a wired data output port (21), a wired/wireless mode switching button (22), a signal indicator lamp (23), an electric quantity indicator lamp (24) and a wireless data transmitting antenna (25) are arranged on the module body (28);
pulley assembly (34) is including support (11) that are the U type form, the bottom swing joint of this support (11) has last bracing piece (12) that is used for being connected with last connector (18), the middle part of support (11) has pulley (6) through second roller bearing (15) swing joint, the top of support (11) is provided with adjustable apron (2) and fixed apron (1) that uses with adjustable apron (2) cooperation, there is spacing wheel (5) through first roller bearing (4) swing joint between adjustable apron (2) and fixed apron (1).
2. A tension measurable production well sheave assembly as in claim 1 wherein the sheave assembly (34) and the tension test and data transmission module (35) and the blowout preventer connection (36) are threadedly connected.
3. A tension measurable production well sheave assembly as in claim 1 wherein the carriage (11) on the sheave assembly (34) is free to rotate about the upper support bar (12).
4. A tension measurable pulley device for a production well according to claim 1, wherein the adjustment of the gap between the limiting wheel (5) and the inner groove of the pulley (6) is realized by adjusting the up-down position of the adjustable cover plate (2) through the second locking nut (16).
5. A tension measurable production well sheave apparatus as in claim 1 wherein the blowout preventer connection (36) comprises a ferrule (29), a back nut (30), a split pin (31), a knob (32) and a connecting sleeve (33); the clamping sleeve (29) is sleeved on the connecting shaft sleeve (33), the displacement of the clamping sleeve is limited by the anti-withdrawal nut (30) and the split pin (31) on the connecting shaft sleeve (33), and the knob (32) is in threaded connection with the end of the connecting shaft sleeve (33).
6. A tension measurable production well pulley apparatus as claimed in claim 1, wherein the wireless receiving device (37) comprises a wireless receiving box (38), a wireless data receiving antenna (41), and a conducting wire (39) connecting the wireless receiving box (38) and the wireless data receiving antenna (41), and the conducting wire (39) is further provided with a suction cup (40).
7. A tension measurable production well sheave apparatus as in claim 1 wherein the signal indicator lights (23) are in the display mode of a plurality of sets of display lights.
8. A tension measurable production well sheave assembly as in claim 1 wherein the battery (27) is housed within the tension test and data transfer module (35) and is capable of being recharged for repeated use.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811399652.1A CN109723431B (en) | 2018-11-22 | 2018-11-22 | Measurable tension well pulley gear |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811399652.1A CN109723431B (en) | 2018-11-22 | 2018-11-22 | Measurable tension well pulley gear |
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| CN109723431A CN109723431A (en) | 2019-05-07 |
| CN109723431B true CN109723431B (en) | 2022-10-04 |
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| CN110359873B (en) * | 2019-07-05 | 2021-11-02 | 中国石油天然气集团有限公司 | Underground short cable cutter and using method thereof |
| CN110984966B (en) * | 2019-12-25 | 2020-08-28 | 大庆宏测技术服务有限公司 | Logging cable measurement system |
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