CN206091920U - Geothermal well is taken out and is irritated dual -purpose wellhead assembly - Google Patents

Geothermal well is taken out and is irritated dual -purpose wellhead assembly Download PDF

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Publication number
CN206091920U
CN206091920U CN201621003463.4U CN201621003463U CN206091920U CN 206091920 U CN206091920 U CN 206091920U CN 201621003463 U CN201621003463 U CN 201621003463U CN 206091920 U CN206091920 U CN 206091920U
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China
Prior art keywords
flange
dual
wellhead assembly
geothermal well
water
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Application number
CN201621003463.4U
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Chinese (zh)
Inventor
朱青奇
辛瑞江
左万林
朱咸涛
高康
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Sinopec Star Shuangliang Geothermal Cogeneration Co Ltd
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Sinopec Star Shuangliang Geothermal Cogeneration Co Ltd
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Priority to CN201621003463.4U priority Critical patent/CN206091920U/en
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Abstract

The utility model relates to a geothermal well is taken out and is irritated dual -purpose wellhead assembly, include the pumping device and recharge the device, the end that draws water of pumping device is connected with the standard flange of the immersible pump pump line of setting under the geothermal well through 15 cun, install a flange protection cover at its end that draws water with the periphery of the junction of snorkle pump line, it is connected with this flange protection cover to recharge the return water end of device, furthermore, the pumping device is equipped with flange formula butterfly valve along the pipeline of direction of drawing water on in proper order respectively, the thermometer, the manometer, the ultrasonic wave calorimeter, swing check valve and flange formula ball valve, it is equipped with flange formula ball valve along the pipeline of return water direction on in proper order respectively to recharge the device, the thermometer, the manometer, ultrasonic wave calorimeter and flange formula butterfly valve. The utility model discloses have the pumping device and inject the device, have and take out, irritate dual -purpose function, can arrive ground by pumping stratum hot water, also can inject the cold water after the circulation of ground on the stratum simultaneously, reduce the well head and dismantle number of times, saving construction cost.

Description

A kind of geothermal well takes out the dual-purpose wellhead assembly of filling
Technical field
This utility model is related to geothermal well production technical field, takes out the dual-purpose well head of filling more particularly, to a kind of geothermal well Device.
Background technology
At present, mostly substantially function is more single for geothermal well wellhead assembly, or only having pumping function, or only having Recharge function, there is presently no and take out, fill dual-purpose wellhead assembly.Existing geothermal well wellhead assembly adopts rubber in flange connections Spirotallic gasket is sealed, under the production status of high temperature, it is easy to cause ageing of rubber, poorly sealed, produces drainage;Simultaneously Geothermal well wellhead assembly is not equipped with the equipment that hot water flow over the ground is measured, and GEOTHERMAL WATER parameter cannot be supervised in real time Survey.Additionally, geothermal well wellhead assembly has 4 cun and 5 cun of flanges with immersible pump junction, cause geothermal well immersible pump that inconvenience is installed.
The content of the invention
The purpose of this utility model is, for drawbacks described above, there is provided a kind of geothermal well takes out the dual-purpose wellhead assembly of filling, the dress Put can not only real-time monitoring GEOTHERMAL WATER parameter, and there is pumping and recharge function.
In order to reach the purpose of above-mentioned utility model, and then the technical scheme taken is as follows:
A kind of geothermal well takes out the dual-purpose wellhead assembly of filling, including a pumping means and a backflow device, the pumping means Draw water to hold and be connected by one 5 cun of standard flange with the submersible pump pipe being arranged under geothermal well, in its draw water end and snorkle A flange protection set is installed in the periphery of the junction of pump line, and the backwater end of the backflow device is connected with the flange protection set, this Outward, the pumping means are respectively equipped with flange form butterfly valve, thermometer, pressure gauge, super along the conveyance conduit in direction of drawing water successively Sound wave calorimeter, swing check valve and flange type ball valve, the backflow device along the conveyance conduit in backwater direction successively It is respectively equipped with flange type ball valve, thermometer, pressure gauge, ultrasonic calorimeter and flange form butterfly valve.
It is preferred that the ultrasonic calorimeter is built in the GEOTHERMAL WATER of conveyance conduit, for monitoring and uploading GEOTHERMAL WATER Temperature, flow and heat.
More preferably, the ultrasonic calorimeter chooses quadrophonic ultrasonic calorimeter.
More preferably, in described pumping means, ultrasonic calorimeter is to transport along current with the distance of flange form butterfly valve At 3 times of distances of the conveyance conduit caliber in dynamic direction, and it is along the defeated of water movement direction with the distance of swing check valve Send at 2 times of distances of pipe diameter.
More preferably, in described backflow device, ultrasonic calorimeter is to transport along current with the distance of flange type ball valve At 3 times of distances of the conveyance conduit caliber in dynamic direction, and it is the conveying along water movement direction with the distance of flange form butterfly valve At 2 times of distances of pipe diameter.
It is preferred that be connected by three-way cock valve between the pressure gauge and conveyance conduit, the threeway plug valve Wherein one end of door is for being sampled to GEOTHERMAL WATER.
It is preferred that the lower section of the flange protection set is connected with flange form slide valve, the lower end of the flange form slide valve It is provided with a connector being connected with the casing threads installed in down-hole.
It is preferred that the flange connections of the wellhead assembly are sealed using SW with outside ring.
The beneficial effects of the utility model:This utility model is in the form of return pipe is separated with feed pipe, it is possible to achieve The function of filling dual-purpose is adopted with well;Wellhead assembly is connected using 5 cun of standard flanges with submersible pump pipe junction, pump-type of no matter diving under water Number how to select folding, only need to be furnished with 5 cun of flanges of standard with wellhead assembly junction, you can realize connection, greatly save construction with Get the raw materials ready difficulty;One three-way cock valve is set below pressure gauge, GEOTHERMAL WATER sampled functions are realized by three-way cock valve;Well Quadraphonic ultrasonic heat meter is housed on mouthful device, calorimeter have can with the ability of monitoring temperature, flow and heat, while Ultrasonic calorimeter possesses data remote function, can carry out real-time monitoring to geothermal well parameter, so as to realize in heat exchange station Long-range monitoring to geothermal well, and substantially reduce the labor intensity and difficulty of operations staff;Outlet pipe is equipped with return pipe front portion Butterfly valve, afterbody are equipped with ball valve, it is possible to achieve sealing dual fail-safe, overhaul beneficial to wellhead assembly;Wellhead assembly is adopted with cannula connection With threaded connection, the later stage is conducive to carry out trying water operation, geothermal well transformation operation and geothermal well inspection operation to geothermal well;Underground heat Well wellhead assembly flange connections are sealed using SW with outside ring, as geothermal well well water has corrosivity, while temperature ratio It is higher, there is aging drainage using rubber sheet gasket one, and the height due to GEOTHERMAL WATER can be then extenuated using SW with outside ring The drainage gently corroded and occur;Wellhead assembly adopts flange form butterfly valve and flange type ball valve, convenient to install, overhaul and fortune It is defeated;Wellhead assembly is provided with swing check valve on outlet pipe, when geothermal well immersible pump is closed down, prevents in pipe-line system Aqueous reflux, so as to damage to immersible pump;Cable punch inside diameter should be designed as φ 25mm, disclosure satisfy that different model cable Use, cable aperture adopts inch screw thread, while being equipped with blind plugging and pressure mouth, can reach preferable sealing effectiveness.When geothermal well conduct When inverted well is used, blind plugging can prevent wellhead assembly leak.
Description of the drawings
Fig. 1 is structural representation of the present utility model.
Specific embodiment
With reference to the accompanying drawings and examples the technical solution of the utility model is described in further detail.
As shown in figure 1, a kind of geothermal well takes out the dual-purpose wellhead assembly of filling, including a pumping means 1 and a backflow device 2, institute The end 11 of drawing water for stating pumping means 1 is connected by one 5 cun of standard flange with the submersible pump pipe being arranged under geothermal well, at which Flange protection set 3 is installed in the draw water periphery of end 11 and the junction of snorkle pump line, the backwater end 21 of the backflow device 2 with The flange protection set 3 connects so that the GEOTHERMAL WATER of backwater end 21 can be flowed back in geothermal well along the shell of immersible pump.
Additionally, the pumping means 1 are respectively equipped with flange form butterfly valve 4, temperature along the conveyance conduit in direction of drawing water successively Meter 5, pressure gauge 6, ultrasonic calorimeter 7, swing check valve 8 and flange type ball valve 9;The backflow device 2 is along backwater side To conveyance conduit on be respectively equipped with flange type ball valve 9, thermometer 5, pressure gauge 6, ultrasonic calorimeter 7 and flange form successively Butterfly valve 4.
Ultrasonic calorimeter 7 in above-mentioned selects quadrophonic ultrasonic calorimeter, and the ultrasonic calorimeter 7 is built in defeated In sending the GEOTHERMAL WATER of pipeline, for monitoring and uploading temperature, flow and the heat of GEOTHERMAL WATER.
The position of ultrasonic calorimeter 7 is along " first three after two " in water (flow) direction, specially in described pumping In device 1, the distance of ultrasonic calorimeter and flange form butterfly valve be 3 times of the conveyance conduit caliber along water movement direction away from From place, and with 2 times of distances that the distance of swing check valve is the conveyance conduit caliber along water movement direction at, Yi Ji In described backflow device 2, the distance of ultrasonic calorimeter and flange type ball valve is the conveyance conduit along water movement direction At 3 times of distances of caliber, and with 2 times of distances that the distance of flange form butterfly valve is the conveyance conduit caliber along water movement direction Place.
Further, in this example, it is connected by three-way cock valve between pressure gauge 6 and conveyance conduit, by threeway Plug valve realizes GEOTHERMAL WATER sampled functions, and the lower section of flange protection set 3 is connected with flange form slide valve 10, the flange The lower end of formula slide valve 10 be provided with one with the connector 11 that is connected of casing threads installed in down-hole, wellhead assembly with it is telescopic joint Place is conducive to the later stage to carry out trying water operation, geothermal well transformation operation and geothermal well inspection operation to geothermal well using threaded connection.
In the present embodiment, the flange connections of wellhead assembly are sealed using SW with outside ring, are avoided that traditional rubber The aging problem of glue sealing ring, extends the service life of wellhead assembly.
This utility model has pumping means and pours into device, and with taking out, filling dual-purpose function, energy pumping stratum hot water is arrived Ground, while the cold water after also can circulate ground pours into stratum, reduces well head dismounting number of times, saves construction cost.
Embodiment of the present utility model is explained in detail above in conjunction with accompanying drawing, but this utility model is not limited to Embodiment is stated, in the ken that those of ordinary skill in the art possess, can be with without departing from this utility model objective On the premise of various changes can be made.

Claims (8)

1. a kind of geothermal well takes out the dual-purpose wellhead assembly of filling, it is characterised in that including a pumping means and a backflow device, described to take out The end of drawing water for drawing device is connected by one 5 cun of standard flange with the submersible pump pipe being arranged under geothermal well, at its end of drawing water One flange protection set, the backwater end of the backflow device and the flange protection set are installed with the periphery of the junction of snorkle pump line Connection, additionally, the pumping means are respectively equipped with flange form butterfly valve, thermometer, pressure along the conveyance conduit in direction of drawing water successively Power table, ultrasonic calorimeter, swing check valve and flange type ball valve, conveyance conduit of the backflow device along backwater direction On be respectively equipped with flange type ball valve, thermometer, pressure gauge, ultrasonic calorimeter and flange form butterfly valve successively.
2. a kind of geothermal well according to claim 1 takes out the dual-purpose wellhead assembly of filling, it is characterised in that the ultrasound wave heat Table is built in the GEOTHERMAL WATER of conveyance conduit, for monitoring and uploading temperature, flow and the heat of GEOTHERMAL WATER.
3. a kind of geothermal well according to claim 2 takes out the dual-purpose wellhead assembly of filling, it is characterised in that the ultrasound wave heat Table chooses quadrophonic ultrasonic calorimeter.
4. a kind of geothermal well according to claim 3 takes out the dual-purpose wellhead assembly of filling, it is characterised in that fill in described pumping In putting, the distance of ultrasonic calorimeter and flange form butterfly valve is 3 times of distances of the conveyance conduit caliber along water movement direction Place, and with 2 times of distances that the distance of swing check valve is the conveyance conduit caliber along water movement direction at.
5. a kind of geothermal well according to claim 3 takes out the dual-purpose wellhead assembly of filling, it is characterised in that fill in described recharge In putting, the distance of ultrasonic calorimeter and flange type ball valve is 3 times of distances of the conveyance conduit caliber along water movement direction Place, and with 2 times of distances that the distance of flange form butterfly valve is the conveyance conduit caliber along water movement direction at.
6. a kind of geothermal well according to claim 1 takes out the dual-purpose wellhead assembly of filling, it is characterised in that the pressure gauge with it is defeated Send, wherein one end of the three-way cock valve is for taking to GEOTHERMAL WATER Sample.
7. a kind of geothermal well according to claim 1 takes out the dual-purpose wellhead assembly of filling, it is characterised in that the flange protection set Lower section be connected with flange form slide valve, the lower end of the flange form slide valve is provided with one and is connected with the casing threads for being arranged on down-hole The connector for connecing.
8. a kind of geothermal well according to claim 1 takes out the dual-purpose wellhead assembly of filling, it is characterised in that the method for the wellhead assembly Blue junction is sealed using SW with outside ring.
CN201621003463.4U 2016-08-31 2016-08-31 Geothermal well is taken out and is irritated dual -purpose wellhead assembly Active CN206091920U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621003463.4U CN206091920U (en) 2016-08-31 2016-08-31 Geothermal well is taken out and is irritated dual -purpose wellhead assembly

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621003463.4U CN206091920U (en) 2016-08-31 2016-08-31 Geothermal well is taken out and is irritated dual -purpose wellhead assembly

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Publication Number Publication Date
CN206091920U true CN206091920U (en) 2017-04-12

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Application Number Title Priority Date Filing Date
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112502661A (en) * 2019-09-16 2021-03-16 中国石油化工集团有限公司 Geothermal well head device with test function

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112502661A (en) * 2019-09-16 2021-03-16 中国石油化工集团有限公司 Geothermal well head device with test function

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