CN209752277U - Wellhead filtering device for water injection well - Google Patents

Wellhead filtering device for water injection well Download PDF

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Publication number
CN209752277U
CN209752277U CN201920273193.6U CN201920273193U CN209752277U CN 209752277 U CN209752277 U CN 209752277U CN 201920273193 U CN201920273193 U CN 201920273193U CN 209752277 U CN209752277 U CN 209752277U
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CN
China
Prior art keywords
rose box
water injection
injection well
filter
water
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201920273193.6U
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Chinese (zh)
Inventor
杨梅
方圆
张毅
张淑霞
邢艳
康永芳
古超峰
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Individual
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Individual
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Priority to CN201920273193.6U priority Critical patent/CN209752277U/en
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Publication of CN209752277U publication Critical patent/CN209752277U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a water injection well head filter equipment, including the rose box, the buffering spout is seted up to the inside wall of rose box, the inside installing frame that is provided with of rose box, installing frame internally mounted has the filter screen, the buffering slider is installed to the outer wall of installing frame, the inlet tube is installed at the top of rose box, the lift spout has been seted up to the inside wall of inlet tube, the filter screen top is provided with the kickboard, the last surface mounting of kickboard has the shutoff, the last surface mounting of shutoff has the connecting rod, the lift slider is installed at the top of connecting rod, the outlet pipe is installed to the bottom of rose box, and beneficial effect lies in: the device can block the water inlet pipe in time by using the plug and the floating plate when water is injected and flows back, so as to prevent the water from flowing back; the direct impact of high-pressure water on the filter screen can be avoided by plugging, and the impact on the filter screen can be reduced by the aid of the spring, so that the service life of the filter screen is prolonged.

Description

Wellhead filtering device for water injection well
Technical Field
The utility model relates to an oil field water injection well technical field, concretely relates to water injection well head filter equipment.
Background
The water injection well is used for the well to the oil reservoir water injection, in the oil field development in-process, with water injection oil reservoir through special water injection well, keep or resume reservoir pressure, make the oil reservoir have stronger drive power, with the exploitation speed and the recovery ratio that improve the oil reservoir, need pass through purification treatment's high pressure water during the water injection, purification work goes on at water injection pump station usually, but the purification water is through long distance when carrying to the well head, wherein can be mixed some impurity very probably, consequently, need filter, come to filter the water, avoid its in use to cause the jam of pipeline. The inside filter screen of traditional filter equipment is fixed mounting, damages easily under high pressure water impact, and at the in-process of giving the oil field water injection moreover, when the pressure of oil field inside changes, the water that makes in the oil field easily takes place the backward flow, if not discover in time, probably leads to the oil reservoir to flow into the water injection well head even.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a water injection well head filter equipment just in order to solve above-mentioned problem to solve among the prior art present water injection well head filter equipment filter screen and damage easily, can not in time prevent and treat technical problem such as water injection backward flow. The utility model provides an among a great deal of technical scheme preferred technical scheme not only can effectual protection filter screen, can prevent technical effect such as water injection backward flow moreover, see the explanation below for details.
In order to achieve the above purpose, the utility model provides a following technical scheme:
The utility model provides a water injection well head filter equipment, including the rose box, a plurality of vertical buffering spouts have been seted up to the inside wall of rose box, the rose box is inside to be provided with horizontal installing frame, the installing frame is internally mounted with the filter screen, a plurality of buffering slider is installed to the outer wall of installing frame, buffering slider slidable mounting is in inside the buffering spout, the upper and lower surface of buffering slider all installs the spring;
The inlet tube is installed at the top of rose box, the inlet tube with the rose box is inside to communicate with each other, the vertical lift spout of a plurality of has been seted up to the inside wall of inlet tube, the filter screen top is provided with the horizontally kickboard, the last surface mounting of kickboard has the shutoff, the shutoff with the inlet tube corresponds each other, the last surface mounting of shutoff has vertical connecting rod, the lifting slide is installed at the top of connecting rod, lifting slide slidable mounting be in the inside of lift spout, the outlet pipe is installed to the bottom of rose box, the outlet pipe with the rose box is inside to communicate with each other.
By adopting the wellhead filtering device for the water injection well, the water inlet pipe is communicated with the high-pressure water pipe, the water outlet pipe is communicated with the water injection well, the high-pressure water impacts the plug through the water inlet pipe, the flow direction of the high-pressure water is changed under the blocking of the plug, the high-pressure water is prevented from directly impacting the filter screen, when the filter screen is impacted by the high-pressure water, the mounting frame and the filter screen vertically swing in the buffer chute, the impact of the high-pressure water on the filter screen is relieved by utilizing the elasticity of the spring, and the service life of the filter screen is prolonged; when the pressure in the oil field changes and water in the oil field flows back, the back-flowing water enters the filter box from the water outlet pipe and fills the filter box, the floating plate is lifted by utilizing the buoyancy of the back-flowing water, so that the floating plate drives the plug to rise, and meanwhile, the lifting slide block and the connecting rod rise to enable the plug to enter the water inlet pipe, the water inlet pipe is sealed through the plug, and the back-flowing water is prevented from entering the water inlet pipe; the device utilizes the shutoff with the kickboard not only can prevent the water injection backward flow, has avoided high pressure water moreover to the direct impact of filter screen utilizes simultaneously the effectual reduction of elasticity of spring the impact that the filter screen received has delayed the life of filter screen.
Preferably, an annular sealing groove is formed in the inner top surface of the filter box and is coaxial with the water inlet pipe, an annular sealing strip is mounted on the upper surface of the floating plate, and the sealing strip corresponds to the sealing groove.
Preferably, the buffer chute vertically extends downwards to the lower bottom surface of the filter box, and the lower bottom surface of the filter box is detachable.
Preferably, the plug is made of stainless steel.
Preferably, the lifting chutes are four and uniformly distributed in an annular shape.
Preferably, the cross section of the filter box is of a rectangular frame structure, two buffer sliding grooves are formed in each inner side wall of the filter box, and the number of the buffer sliding grooves is eight.
Preferably, the floating plate is made of hollow engineering plastics.
Has the advantages that: the device can block the water inlet pipe in time by using the plug and the floating plate when water is injected and flows back, so as to prevent the water from flowing back; the direct impact of high-pressure water on the filter screen can be avoided by plugging, and the impact on the filter screen can be reduced by the aid of the spring, so that the service life of the filter screen is prolonged.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of the internal structure of the present invention;
FIG. 2 is an enlarged partial view of region A of FIG. 1;
3 FIG. 3 3 3 is 3 a 3 top 3 cross 3- 3 sectional 3 view 3 A 3- 3 A 3 of 3 FIG. 3 1 3; 3
Fig. 4 is a top sectional view of B-B of fig. 1.
the reference numerals are explained below:
1. A filter box; 101. a buffer chute; 2. a water inlet pipe; 201. a lifting chute; 3. a water outlet pipe; 4. a buffer slide block; 5. a filter screen; 6. a lifting slide block; 7. a connecting rod; 8. plugging; 9. a floating plate; 10. a spring; 11. installing a frame; 12. a sealing groove; 13. a sealing strip.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-4, the utility model provides a water injection well wellhead filtering device, including the rose box 1, the inside wall of rose box 1 is equipped with a plurality of vertical buffering chutes 101, the rose box 1 is internally provided with the horizontal mounting frame 11, the outside of mounting frame 11 is in clearance fit with the inner wall of rose box 1, the mounting frame 11 is internally provided with the filter screen 5, the outer wall of mounting frame 11 is provided with a plurality of buffering sliders 4, the buffering sliders 4 are slidably mounted inside the buffering chutes 101, the upper and lower surfaces of the buffering sliders 4 are both provided with springs 10;
Inlet tube 2 is installed at the top of rose box 1, inlet tube 2 communicates with each other with rose box 1 is inside, the vertical lift spout 201 of a plurality of has been seted up to the inside wall of inlet tube 2, filter screen 5 top is provided with horizontally kickboard 9, the last surface mounting of kickboard 9 has shutoff 8, shutoff 8 corresponds each other with inlet tube 2, the last surface mounting of shutoff 8 has vertical connecting rod 7, lifting slide 6 is installed at the top of connecting rod 7, lifting slide 6 slidable mounting is in the inside of lift spout 201, outlet pipe 3 is installed to the bottom of rose box 1, outlet pipe 3 communicates with each other with rose box 1 is inside.
As a preferable example of various embodiments, an annular sealing groove 12 is formed in the inner top surface of the filter box 1, the sealing groove 12 is coaxial with the water inlet pipe 2, an annular sealing strip 13 is mounted on the upper surface of the floating plate 9, and the sealing strip 13 corresponds to the sealing groove 12; so set up, when the water injection backward flow, when shutoff 8 got into inlet tube 2 inside, inside sealing strip 13 got into seal groove 12, can strengthen inlet tube 2's sealed effect, effectually prevented that the backward flow water from getting into inside inlet tube 2.
Buffering spout 101 is vertical extends to down the lower bottom surface of rose box 1, just the lower bottom surface of rose box 1 can be dismantled, so set up, makes the bottom opening of buffering spout 101, makes inside buffering spout 101 can be convenient to put into of buffering slider 4, the installation of the installing frame 11 of being convenient for.
The plug 8 is made of stainless steel, so that the plug 8 can be prevented from rusting, and the service life of the plug 8 can be prolonged.
Four lifting sliding chutes 201 are uniformly and annularly distributed; so set up, make lifting slide 6 and connecting rod 7 respectively have four, help making shutoff 8 and kickboard 9 keep steady, improve the fastness of 8 installations of shutoff simultaneously, prevent to strike shutoff 8 because of the high pressure water for a long time, and make connecting rod 7 fracture.
The cross section of rose box 1 is the rectangle frame structure, and two buffering spouts 101 have all been seted up to every inside wall of rose box 1, and buffering spout 101 is totally eight, through the mutually supporting of buffering spout 101 and buffering slider 4, helps installing frame 11 to keep steady, prevents that installing frame 11 from inclining, improves installing frame 11's fastness simultaneously.
The floating plate 9 is made of hollow engineering plastic, so that the floating plate 9 has large buoyancy in the backflow water, and the floating plate 9 can drive the plug 8 to ascend.
By adopting the wellhead filtering device for the water injection well, the water inlet pipe 2 is communicated with the high-pressure water pipe, the water outlet pipe 3 is communicated with the water injection well, the high-pressure water impacts the plug 8 through the water inlet pipe 2, the flow direction of the high-pressure water is changed under the blocking of the plug 8, the high-pressure water is prevented from directly impacting the filter screen 5, when the filter screen 5 is impacted by the high-pressure water, the mounting frame 11 and the filter screen 5 vertically swing in the buffering chute 101, the impact of the high-pressure water on the filter screen 5 is relieved by utilizing the elasticity of the spring 10, and the service life; when the pressure in the oil field changes and water in the oil field flows back, the back-flowing water enters the filter box 1 from the water outlet pipe 3 and fills the filter box 1, the floating plate 9 is lifted by utilizing the buoyancy of the back-flowing water, the floating plate 9 drives the plug 8 to rise, meanwhile, the lifting slide block 6 and the connecting rod 7 rise, the plug 8 enters the water inlet pipe 2, the water inlet pipe 2 is sealed through the plug 8, and the back-flowing water is prevented from entering the water inlet pipe 2; the device utilizes shutoff 8 and kickboard 9 not only can prevent the water injection backward flow, has avoided the direct impact of water under high pressure to filter screen 5 moreover, utilizes the effectual impact that reduces filter screen 5 and receive of the elasticity of spring 10 simultaneously, has delayed filter screen 5's life.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (7)

1. The utility model provides a water injection well head filter equipment which characterized in that: the filter box comprises a filter box (1), wherein a plurality of vertical buffering sliding grooves (101) are formed in the inner side wall of the filter box (1), a horizontal mounting frame (11) is arranged inside the filter box (1), a filter screen (5) is arranged inside the mounting frame (11), a plurality of buffering sliding blocks (4) are arranged on the outer wall of the mounting frame (11), the buffering sliding blocks (4) are slidably mounted inside the buffering sliding grooves (101), and springs (10) are mounted on the upper surface and the lower surface of each buffering sliding block (4);
Inlet tube (2) are installed at the top of rose box (1), inlet tube (2) with rose box (1) is inside to communicate with each other, a plurality of vertical lift spout (201) have been seted up to the inside wall of inlet tube (2), filter screen (5) top is provided with horizontally kickboard (9), the last surface mounting of kickboard (9) has shutoff (8), shutoff (8) with inlet tube (2) correspond each other, the last surface mounting of shutoff (8) has vertical connecting rod (7), lifting slide block (6) are installed at the top of connecting rod (7), lifting slide block (6) slidable mounting be in the inside of lift spout (201), outlet pipe (3) are installed to the bottom of rose box (1), outlet pipe (3) with rose box (1) is inside to communicate with each other.
2. a wellhead filter device for a water injection well according to claim 1, characterised in that: annular seal groove (12) have been seted up to the interior top surface of rose box (1), seal groove (12) with inlet tube (2) are coaxial, the upper surface mounting of kickboard (9) has annular sealing strip (13), sealing strip (13) with seal groove (12) correspond each other.
3. A wellhead filter device for a water injection well according to claim 1, characterised in that: the buffer chute (101) vertically extends downwards to the lower bottom surface of the filter box (1), and the lower bottom surface of the filter box (1) can be detached.
4. A wellhead filter device for a water injection well according to claim 1, characterised in that: the sealing plug (8) is made of stainless steel.
5. a wellhead filter device for a water injection well according to claim 1, characterised in that: the lifting sliding grooves (201) are four in number and are evenly distributed in an annular shape.
6. A wellhead filter device for a water injection well according to claim 1, characterised in that: the cross section of rose box (1) is the rectangle frame structure, two buffering spout (101) have all been seted up to every inside wall of rose box (1), buffering spout (101) are totally eight.
7. a wellhead filter device for a water injection well according to claim 1, characterised in that: the floating plate (9) is made of hollow engineering plastics.
CN201920273193.6U 2019-03-05 2019-03-05 Wellhead filtering device for water injection well Expired - Fee Related CN209752277U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920273193.6U CN209752277U (en) 2019-03-05 2019-03-05 Wellhead filtering device for water injection well

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920273193.6U CN209752277U (en) 2019-03-05 2019-03-05 Wellhead filtering device for water injection well

Publications (1)

Publication Number Publication Date
CN209752277U true CN209752277U (en) 2019-12-10

Family

ID=68753419

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920273193.6U Expired - Fee Related CN209752277U (en) 2019-03-05 2019-03-05 Wellhead filtering device for water injection well

Country Status (1)

Country Link
CN (1) CN209752277U (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110755872A (en) * 2019-12-11 2020-02-07 江西南方锅炉股份有限公司 Condensed water discharging device for boiler
CN112237766A (en) * 2020-10-19 2021-01-19 孟庆飞 Fine petrochemical product filters edulcoration device
CN112337185A (en) * 2020-11-13 2021-02-09 耒阳市金鑫农业科技发展有限公司 Oil filter device is used in tea-seed oil deep-processing convenient to dismouting
CN113026911A (en) * 2021-03-18 2021-06-25 山西四建集团有限公司 Floor drain of drain pipe
CN113577870A (en) * 2021-08-03 2021-11-02 吴江辉 Screening conveyor that kitchen garbage treatment facility used
CN113730985A (en) * 2021-09-22 2021-12-03 南京飞婕环保科技有限公司 Automatic abluent filter
CN114232572A (en) * 2021-12-08 2022-03-25 郑州市水利建筑勘测设计院 Control gate for irrigation
CN114838559A (en) * 2022-05-23 2022-08-02 山东铭坤节能环保设备有限公司 Energy-concerving and environment-protective backward flow formula refrigeration structure and contain its refrigeration plant

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110755872A (en) * 2019-12-11 2020-02-07 江西南方锅炉股份有限公司 Condensed water discharging device for boiler
CN112237766A (en) * 2020-10-19 2021-01-19 孟庆飞 Fine petrochemical product filters edulcoration device
CN112337185A (en) * 2020-11-13 2021-02-09 耒阳市金鑫农业科技发展有限公司 Oil filter device is used in tea-seed oil deep-processing convenient to dismouting
CN113026911A (en) * 2021-03-18 2021-06-25 山西四建集团有限公司 Floor drain of drain pipe
CN113577870A (en) * 2021-08-03 2021-11-02 吴江辉 Screening conveyor that kitchen garbage treatment facility used
CN113730985A (en) * 2021-09-22 2021-12-03 南京飞婕环保科技有限公司 Automatic abluent filter
CN114232572A (en) * 2021-12-08 2022-03-25 郑州市水利建筑勘测设计院 Control gate for irrigation
CN114838559A (en) * 2022-05-23 2022-08-02 山东铭坤节能环保设备有限公司 Energy-concerving and environment-protective backward flow formula refrigeration structure and contain its refrigeration plant
CN114838559B (en) * 2022-05-23 2023-11-21 肯德环境科技工程(上海)有限公司 Energy-saving environment-friendly reflux type refrigeration structure and refrigeration equipment comprising same

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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: 20191210

Termination date: 20210305