CN113108077B

CN113108077B - Anti-blocking regulating valve for water injection well

Info

Publication number: CN113108077B
Application number: CN202110383222.6A
Authority: CN
Inventors: 张建峰; 任韦明; 董立超; 张建忠
Original assignee: XUANDA INDUSTRIAL GROUP CO LTD
Current assignee: XUANDA INDUSTRIAL GROUP CO LTD
Priority date: 2021-04-09
Filing date: 2021-04-09
Publication date: 2022-08-23
Anticipated expiration: 2041-04-09
Also published as: CN113108077A

Abstract

The invention relates to the technical field of regulating valve equipment, in particular to an anti-blocking regulating valve for a water injection well, which has the advantage of flow control of the regulating valve. Shoulders are arranged at two ends of the valve body, and a connecting sleeve is arranged on one shoulder. The ball head of the sealing ball rod is provided with a communicating hole, and the diameter of the communicating hole is the same as that of the inner cavity pipeline in the middle of the valve body. The sealing ball rod is provided with an adjusting gear, the valve body is provided with an adjusting mechanism, and the adjusting mechanism can be meshed with the adjusting gear to drive the adjusting gear to rotate.

Description

Anti-blocking regulating valve for water injection well

Technical Field

The invention relates to the technical field of regulating valve equipment, in particular to an anti-blocking regulating valve for a water injection well.

Background

The regulating valve is widely applied to controlling the process parameters of gas, liquid, steam and other media, such as pressure, flow, temperature and liquid level, to be kept at given values. At present, in modern control, a regulating valve plays an important role, and whether the regulating valve can normally work or not directly influences the use effect of the whole pipeline control system.

The invention with the patent number of 111795163A discloses an anti-blocking regulating valve, which comprises a valve body, wherein a valve cavity is arranged in the valve body, a valve plate is arranged in the valve cavity, the valve plate divides the valve cavity into an upper valve cavity and a lower valve cavity, a valve port is arranged on the valve plate, and an orifice is arranged at the upper end of the valve port of the valve plate; an outlet pipe and an inlet pipe are arranged on the side surface of the valve body; a valve cover is mounted at the upper end of the valve body, a shaft lever is arranged in the valve cover, a throttle valve head is arranged at the lower end of the shaft lever, a valve rod is connected with the shaft lever and the throttle valve head through internal threads, and a valve block is arranged at the lower end of the valve rod; a plurality of valve seat baffles are arranged on the valve plate around the orifice along the circumferential direction of the orifice; a valve control assembly for controlling the synchronous movement of a plurality of valve seat baffles is arranged in the valve body; the anti-blocking regulating valve is simple in structure and can prevent blockage. This invention has the disadvantage that the flow control of the regulating valve cannot be performed.

Disclosure of Invention

The invention aims to provide an anti-blocking regulating valve for a water injection well, which has the advantage of being capable of controlling the flow of the regulating valve.

The purpose of the invention is realized by the following technical scheme:

the anti-blocking regulating valve for the water injection well comprises a valve body and a sealing ball rod, wherein the sealing ball rod is rotatably connected to the valve body.

And a sealing ring is arranged between the sealing ball rod and the inner cavity of the valve body.

The water injection well anti-blocking regulating valve further comprises a shoulder and a connecting sleeve, wherein the two ends of the valve body are fixedly connected with the shoulder, and one shoulder is rotatably connected with the connecting sleeve.

Furthermore, a communicating hole is formed in the sealing ball rod, and the diameter of the communicating hole is the same as that of the inner cavity of the valve body.

Further water injection well prevent stifled governing valve still include adjustment gear and adjustment mechanism, adjustment gear fixed connection is on sealed club, adjustment mechanism fixed connection is on the valve body, adjustment mechanism and adjustment gear meshing transmission.

The anti-blocking regulating valve for the water injection well has the beneficial effects that: the valve body inner cavity flow liquid regulating device has the advantages that the size of the flow sectional area of the flow liquid in the valve body inner cavity can be regulated, the flow pressure of the liquid in the valve body can be sufficient, the liquid sealing in the valve body can be prevented from leaking, the rotation of the sealing ball rod can be realized by mechanically controlling and manually rotating the regulating gear, two modes are guaranteed to regulate the size of the flow sectional area of the flow liquid in the valve body inner cavity, and the regulating valve is more reliable in work.

Drawings

The invention is described in further detail below with reference to the accompanying drawings and specific embodiments.

FIG. 1 is a partial block diagram of a regulator valve;

FIG. 2 is a block diagram of a valve body;

FIG. 3 is a block diagram of a sealed cue;

FIG. 4 is an isometric view of the adjustment mechanism;

FIG. 5 is a connection diagram of FIGS. 2 and 4;

FIG. 6 is an isometric view of a spiral plate;

FIG. 7 is a structural view of the feed mechanism;

FIG. 8 is a connection diagram of FIGS. 6 and 7;

FIG. 9 is a block diagram of the coupling mechanism;

FIG. 10 is a block diagram of the other direction of the attachment mechanism;

FIG. 11 is a relationship diagram of FIGS. 7 and 10;

FIG. 12 is an isometric view of the cleaning drive wheel;

FIG. 13 is a positional relationship diagram of FIGS. 2, 9 and 12;

FIG. 14 is an isometric view of a cleaning block;

FIG. 15 is an isometric view of the transmission;

FIG. 16 is a connection diagram of FIGS. 14 and 15;

fig. 17 is a connection diagram of fig. 2 and fig. 15.

In the figure: a valve body 11; a shoulder 12; a connecting sleeve 13; an auxiliary lever 14; a sealing ball rod 21; an adjusting gear 22; a manual lever 23; a communication hole 24; an adjustment rack 31; a slide bar 32; a connecting ring plate 41; a spiral plate 42; a chamfer 43; a threaded ring plate 51; a feed threaded rod 52; an arc-shaped thread plate 53; a rectangular bar 54; the ring gear 61 is rotated; a connecting bolt 62; a notch 63; a stopper plate 64; the driving wheels 71 are cleaned; a cleaning block 81; a slide plate 82; a slide spring 83; a transmission frame 91; a slide frame 92; a support rod 93.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, an implementation process of the regulation function of the anti-blocking regulation valve is further described:

be provided with sealed club 21 on the valve body 11, the lower extreme of sealed club 21 is spherical, the upper end of sealed club 21 is cylindric, valve body 11 is the hollow part of the cylindric inner chamber in spherical both ends in middle part, the spherical end of sealed club 21 rotates and connects on valve body 11, the cylinder end of sealed club 21 rotates and connects on the outer wall of valve body 11, the rotation of sealed club 21 realizes adjusting the size of the shutoff area in 11 inner chambers of valve body, the realization is adjusted the opening size of the 11 inner chamber mobile liquid of valve body, the realization is adjusted anti-blocking control valve.

Referring to fig. 1, an implementation of the sealing function of the anti-blocking regulating valve is further described in detail:

the joint of the sealing ball rod 21 and the valve body 11 is provided with a sealing ring, so that the injected liquid cannot flow out from the contact position of the sealing ball rod 21 and the valve body 11, and the flowing pressure of the liquid in the valve body 11 is insufficient or the liquid leaks.

Referring to fig. 2, an implementation process of the sealing function of the anti-blocking regulating valve is further described:

all there is the shoulder 12 on the both ends of valve body 11, is provided with adapter sleeve 13 on one of them shoulder 12, and this adapter sleeve 13 rotates through the screw thread to be connected on the water injection pipeline of water injection well, can seal through the screw thread, also can carry out the enhancement of leakproofness through sealed sticky tape to the water injection pipeline of the water injection well that adapter sleeve 13 and its be connected, prevents that liquid from revealing.

Referring to fig. 2, an implementation of the circulation function of the anti-clogging regulating valve is further described:

the communicating hole 24 is arranged on the ball head of the sealing ball rod 21, the diameter of the communicating hole 24 is the same as that of the inner cavity pipeline in the middle of the valve body 11, so that when the communicating hole 24 arranged on the ball head is completely overlapped with that of the inner cavity pipeline of the valve body 11, liquid can completely pass through the communicating hole 24, the change of the flow cross section area of the liquid cannot be caused, the flow speed of the liquid is buffered, the flow speed of the liquid is influenced, and the accelerated wear of the ball head of the sealing ball rod 21 is caused.

Referring to fig. 3, 4 and 5, an implementation of the regulating function of the anti-blocking regulating valve is further described:

the sealing ball rod 21 is provided with the adjusting gear 22, the valve body 11 is provided with the adjusting mechanism, the adjusting mechanism can be meshed with the driving adjusting gear 22 to rotate, when the adjusting mechanism is meshed with the driving adjusting gear 22 to rotate, the adjusting gear 22 rotates to drive the sealing ball rod 21 to rotate, the contact ratio of the communicating hole 24 in the sealing ball rod 21 and the inner cavity of the valve body 11 is adjusted, the size of the flow cross section area of the flowing liquid in the inner cavity of the valve body 11 can be changed, and therefore the flow rate of the flowing liquid of the anti-blocking adjusting valve is adjusted.

Referring to fig. 3, 4 and 5, one implementation of the adjustment mechanism engaging the drive adjustment gear 22 is further illustrated:

be provided with the adjustment cylinder on the valve body 11, a slide bar 32 of fixedly connected with on the cylinder pole of adjustment cylinder, fixedly connected with adjusting rack 31 on the slide bar 32, adjusting rack 31 can mesh drive adjusting gear 22 and rotate, and when starting adjustment cylinder, the cylinder pole of adjustment cylinder promotes the slide bar 32 and slides, and slide bar 32 drives adjusting rack 31 and slides, and adjusting rack 31 meshes drive adjusting gear 22 and rotates, and then realizes the rotation of sealed club 21.

Referring to fig. 5, an implementation process of the auxiliary rod for supporting the adjusting mechanism is further described:

two slide bars 32 all slide in the downthehole of two auxiliary rod 14, carry out the auxiliary stay to two slide bars 32, and two auxiliary rod 14 set up on valve body 11 outer wall, and when two slide bars 32 slided, two auxiliary rod 14 played spacing effect to two slide bars 32, guaranteed that adjusting rack 31 meshes the reliable operation of drive adjusting gear 22 rotation.

Referring to fig. 3, an implementation process of mechanical adjustment of the anti-blocking adjusting valve is further described:

the upper end of the adjusting gear 22 is provided with a manual rod 23, the middle of the manual rod 23 is provided with a manual hole, when the adjusting rack 31 cannot move, a force applying rod can be taken to penetrate through the manual hole, the force applying rod is rotated, the adjusting gear 22 is further driven to rotate, the sealing ball rod 21 is further rotated, and the mechanical adjustment of the anti-blocking adjusting valve is realized.

Referring to fig. 1, an implementation process of the anti-blocking regulating valve sealing is further described:

the outer wall of the round rod end of the sealing ball rod 21 and the valve body 11 are rotatably connected, a sealing ring is arranged, when the sealing ball rod 21 rotates, liquid in the valve body 11 cannot flow out from the outer wall of the round rod end of the sealing ball rod 21 and the valve body 11, and therefore the insufficient pressure of the flowing liquid and the leakage of the liquid are caused.

Referring to fig. 9, an implementation process of installing the other end of the anti-blocking regulating valve is further described:

the connecting mechanism is connected to a water injection pipeline of the water injection well through threads.

The following sections can refer to fig. 6, 7, 8 and 9 to describe the dredging of the inner wall of the anti-blocking regulating valve in detail:

stifled governing valve is prevented to water injection well still includes feed mechanism, connection ring board 41, spiral plate 42 and chamfer 43, and feed mechanism sliding connection is on connection mechanism, and feed mechanism and connection mechanism pass through screw thread transmission, and connection ring board 41 fixed connection is on feed mechanism, and fixedly connected with spiral plate 42 is provided with chamfer 43 on connection ring board 41's the outer wall.

Referring to fig. 6, 7, 8 and 9, an implementation process of dredging the inner wall of the anti-blocking regulating valve is further described:

when the feeding mechanism slides, the feeding mechanism slides to drive the connecting ring plate 41 to slide, the connecting ring plate 41 drives the spiral plate 42 to slide, the outer diameter of the spiral plate 42 is the same as the diameter of the inner cavity of the valve body 11, the spiral plate 42 scrapes off impurities attached to the inner cavity of the valve body 11 and also scrapes off impurities attached to the communication hole 24, the spiral shape of the spiral plate 42 can separate and push the impurities on the inner cavity of the valve body 11 and the communication hole 24, so that a large amount of impurities are prevented from being accumulated at one position, and the blockage caused by pushing the impurities on the inner cavity of the valve body 11 and the communication hole 24 together can be effectively prevented, make can not dredge to the impurity on 11 inner chambers of valve body and the intercommunicating pore 24, chamfer 43 on the spiral plate 42 also can carry out the effect of leading to the impurity of scraping down, prevents to cause a large amount of accumulations of impurity, leads to the clean effect of the inner wall of regulating valve bad, and spiral plate 42's slip realizes dredging the inner wall of preventing stifled regulating valve.

The following sections can be referred to fig. 7, 10 and 11 for a detailed description of the sliding process of the feeding mechanism:

the feeding mechanism comprises a threaded ring plate 51, a feeding threaded rod 52, arc-shaped threaded plates 53 and a rectangular rod 54, the connecting ring plate 41 is fixedly connected to the threaded ring plate 51, the feeding threaded rod 52 is fixedly connected to the right end of the threaded ring plate 51, the rectangular rod 54 is fixedly connected to the left end of the threaded ring plate 51, the left end of the threaded ring plate 51 is fixedly connected with the two arc-shaped threaded plates 53, the rectangular rod 54 is slidably connected to the connecting mechanism, the threaded ring plate 51 and the connecting mechanism are in threaded transmission, and the two arc-shaped threaded plates 53 and the connecting mechanism are in threaded transmission.

Referring to fig. 7, 10 and 11, one implementation of the feed mechanism sliding process is further illustrated:

when the connecting mechanism rotates, the connecting mechanism drives the threaded ring plate 51 and the two arc-shaped threaded plates 53 through threads, and meanwhile, the threaded ring plate 51 drives the feeding threaded rod 52 to slide through the limitation of parts on the connecting mechanism to the rotation of the rectangular rod 54, and the threaded ring plate 51 drives the connecting ring plate 41 and the spiral plate 42 to slide, so that the inner wall of the anti-blocking regulating valve is dredged.

The following sections can be referred to in fig. 2, 9 and 10 for a detailed description of the rotation process of the connection mechanism:

coupling mechanism is including rotating ring gear 61, connecting bolt 62, notch 63 and limiting plate 64, rotates ring gear 61 and rotates to be connected on another circular bead 12, rotates and is connected with connecting bolt 62 on the ring gear 61, is provided with notch 63 on the connecting bolt 62, limiting plate 64 fixed connection is on connecting bolt 62, rectangular rod 54 sliding connection is on limiting plate 64, is provided with the screw thread on the ring gear 61 inner wall of rotation, and threaded ring plate 51 and two arc thread plates 53 all pass through screw thread transmission with rotating ring gear 61.

Referring to fig. 2, 9 and 10, one implementation of the rotation process of the coupling mechanism is further illustrated:

rotate connecting bolt 62, pass through threaded connection with connecting bolt 62 on the water injection pipeline of water injection well, can carry out the confirming of connecting bolt 62 rotation number of turns and final position according to notch 63, ensure that notch 63 is vertical upwards, can ensure the rigidity of rectangle pole 54, and then ensure the fixed of initial position of spiral plate 42, when rotating ring gear 61 and rotate, it drives threaded ring plate 51 and two arc thread plates 53 to rotate ring gear 61 through the screw on the inner wall, the restriction of limiting plate 64 to the rotation of rectangle pole 54 through fixing, it slides to realize threaded ring plate 51 to drive feeding threaded rod 52, and then the slip of connecting ring plate 41 and spiral plate 42, the realization is dredged the inner wall to anti-clogging regulating valve.

The following section may refer to fig. 13 for a detailed description of how the connection mechanism rotates:

stifled governing valve is prevented to water injection well still includes clean drive wheel 71 and clean motor, clean drive wheel 71 fixed connection on the output shaft of clean motor, clean motor fixed connection on valve body 11, clean drive wheel 71 and the meshing transmission of rotation ring gear 61.

Referring to fig. 13, an implementation of how the connection mechanism rotates is further illustrated:

and starting the cleaning motor, driving the cleaning driving wheel 71 to rotate by the cleaning motor, and driving the rotating gear ring 61 to rotate by the meshing of the cleaning driving wheel 71, so as to realize the sliding of the feeding mechanism.

The following sections may refer to fig. 14, 15 and 16 for a detailed description of the cleaning screw plate 42:

the water injection well anti-blocking regulating valve further comprises cleaning blocks 81, sliding plates 82, sliding springs 83 and a transmission mechanism, wherein the two cleaning blocks 81 are fixedly connected with the sliding plates 82, the two sliding plates 82 are fixedly connected to the sliding springs 83, the transmission mechanism is slidably connected with the two pairs of sliding plates 82, and the transmission mechanism is fixedly connected to the valve body 11 and feeds the threaded rod 52 and the transmission mechanism in a threaded manner.

Referring to fig. 8, 14, 15 and 16, one implementation of the anti-cleaning spiral plate 42 is further illustrated:

when the feeding threaded rod 52 slides to contact with the transmission mechanism and carries out thread transmission, the transmission mechanism rotates, the transmission mechanism drives two pairs of sliding plates 82 to rotate, the two sliding plates 82 drive a plurality of cleaning blocks 81 to rotate, the plurality of cleaning blocks 81 are attached to the spiral plate 42 to clean spiral gaps of the spiral plate 42 when rotating, impurities on separated inner cavities of the valve body 11 and on the communicating holes 24 are ensured to be scraped off by the plurality of cleaning blocks 81, after impurities pushed on the spiral plate 42 are scraped off, the impurities flow away along with flowing liquid in the inner cavity of the valve body 11 to dredge the anti-blocking regulating valve, when the spiral plate 42 slides, the plurality of cleaning blocks 81 are extruded to prevent the blocking phenomenon, sliding springs 83 are fixedly connected between the plurality of corresponding sliding plates 82, when the plurality of cleaning blocks 81 are extruded, the sliding springs 83 are compressed, the plurality of cleaning blocks 81 slide, the realization is protected spiral plate 42 and a plurality of clearance piece 81, guarantee that it prevents stifled governing valve and prevents stifled reliability of mediation effect, and simultaneously, the rotation of a plurality of clearance pieces 81 also can be cleaned the inner wall of valve body 11, ensure that notch 63 is vertical upwards, can ensure the rigidity of rectangular rod 54, and then ensure the fixed of initial position of spiral plate 42, after spiral plate 42 slides, can ensure that a plurality of clearance pieces 81 get into completely from one side of spiral plate 42, avoid appearing partial clearance piece 81 and stride the outside at the helical gap of spiral plate 42, the dead condition of card appears, ensure to realize the thorough cleanness of the impurity that a plurality of clearance pieces 81 promoted jam valve body 11 inner chamber and intercommunicating pore 24 to spiral plate 42.

The following sections may be referred to in fig. 7 and 15 for a detailed description of the rotation of the transmission:

drive mechanism includes driving frame 91, sliding frame 92 and bracing piece 93, two sliding frame 92 of fixedly connected with on the driving frame 91, equal sliding connection has a pair of sliding plate 82 in two sliding frame 92, and driving frame 91 rotates to be connected on bracing piece 93, and bracing piece 93 fixed connection is on valve body 11, and driving frame 91 and feeding threaded rod 52 are coaxial.

Referring to fig. 7 and 15, one implementation of how the transmission mechanism rotates is further illustrated:

when the feed screw rod 52 slides to contact with the transmission frame 91 and performs screw transmission, the screw of the feed screw rod 52 drives the transmission frame 91 to rotate, the transmission frame 91 thereby drives the plurality of sliding plates 82 to rotate through the two sliding frames 92, and the support rod 93 is fixed on the valve body 11 to support the transmission frame 91.

Claims

1. Stifled governing valve is prevented to water injection well, including valve body (11) and sealed club (21), its characterized in that: the sealing ball rod (21) is rotatably connected to the valve body (11), a sealing ring is arranged between the sealing ball rod (21) and the inner cavity of the valve body (11), the sealing ball rod further comprises a shoulder (12) and a connecting sleeve (13), the shoulders (12) are fixedly connected to the two ends of the valve body (11), the connecting sleeve (13) is rotatably connected to one shoulder (12), a communicating hole (24) is formed in the sealing ball rod (21), the diameter of the communicating hole (24) is the same as that of the inner cavity of the valve body (11), the sealing ball rod further comprises an adjusting gear (22) and an adjusting mechanism, the adjusting gear (22) is fixedly connected to the sealing ball rod (21), the adjusting mechanism is fixedly connected to the valve body (11), the adjusting mechanism is in meshed transmission with the adjusting gear (22), the adjusting mechanism comprises an adjusting rack (31), a sliding rod (32) and an adjusting cylinder, the sliding rod (32) is fixedly connected to the two ends of the adjusting rack (31), one sliding rod (32) is fixedly connected to a cylinder rod of the adjusting cylinder, the adjusting cylinder is fixedly connected to the valve body (11) through a mounting plate of the adjusting cylinder, the adjusting cylinder further comprises an auxiliary rod (14), the valve body (11) is fixedly connected with the two auxiliary rods (14), the two sliding rods (32) are respectively slidably connected to the two auxiliary rods (14), the adjusting cylinder further comprises a manual rod (23), the manual rod (23) is fixedly connected to the adjusting gear (22), a manual hole is formed in the manual rod (23), a mounting table is arranged on the valve body (11), a sealing ball rod (21) is rotatably connected to the mounting table, a sealing ring is arranged between the mounting table and the sealing ball rod (21), the adjusting cylinder further comprises a connecting mechanism, the connecting mechanism is rotatably connected to the other shoulder (12), the anti-blocking adjusting valve for the water injection well further comprises a feeding mechanism, a connecting ring plate (41), a spiral plate (42) and a chamfer (43), the feeding mechanism is connected to the connecting mechanism in a sliding manner, the feeding mechanism and the connecting mechanism are in threaded transmission, the connecting ring plate (41) is fixedly connected to the feeding mechanism, the connecting ring plate (41) is fixedly connected with the spiral plate (42), the outer wall of the spiral plate (42) is provided with a chamfer (43), the feeding mechanism comprises a threaded ring plate (51), a feeding threaded rod (52), an arc-shaped threaded plate (53) and a rectangular rod (54), the connecting ring plate (41) is fixedly connected to the threaded ring plate (51), the feeding threaded rod (52) is fixedly connected to the right end of the threaded ring plate (51), the rectangular rod (54) is fixedly connected to the left end of the threaded ring plate (51), the left end of the threaded ring plate (51) is fixedly connected with the two arc-shaped threaded plates (53), the rectangular rod (54) is connected to the connecting mechanism in a sliding manner, the threaded ring plate (51) is in threaded transmission with the connecting mechanism, the two arc-shaped threaded plates (53) are in threaded transmission with the connecting mechanism, coupling mechanism is including rotating ring gear (61), connecting bolt (62), notch (63) and limiting plate (64), it connects on another circular bead (12) to rotate ring gear (61), it is connected with connecting bolt (62) to rotate on ring gear (61), be provided with notch (63) on connecting bolt (62), limiting plate (64) fixed connection is on connecting bolt (62), rectangular rod (54) sliding connection is on limiting plate (64), be provided with the screw thread on ring gear (61) inner wall rotates, threaded ring board (51) and two arc thread boards (53) all pass through screw thread transmission with rotating ring gear (61).