CN212803184U

CN212803184U - Choke manifold assembly

Info

Publication number: CN212803184U
Application number: CN202021601152.4U
Authority: CN
Inventors: 陈元庆; 梁尚涛; 黄旭; 陈尚雨; 吴非; 戴陇宁; 李东来
Original assignee: Jiangsu Hengda Machinery Manufacturing Co ltd
Current assignee: Jiangsu Hengda Machinery Manufacturing Co ltd
Priority date: 2020-08-05
Filing date: 2020-08-05
Publication date: 2021-03-26
Anticipated expiration: 2030-08-05

Abstract

The utility model relates to a nozzle manifold assembly, which comprises a frame and a main body arranged in the frame, wherein the main body comprises a manual throttle valve, a cross joint and a throttle assembly, the cross joint is arranged below the manual throttle valve, and the left side and the right side of the manual throttle valve and the cross joint are respectively provided with the throttle assemblies which are symmetrically distributed with each other; the utility model discloses the structure has been simplified to can adjust the oil pressure size in the pipeline with the help of manual choke valve and two fixed throttle valves, thereby reduced every plate valve's moment of torsion, make alone also can easily operate, and then made things convenient for the use.

Description

Choke manifold assembly

Technical Field

The utility model relates to a glib manifold subassembly.

Background

The choke manifold is a combination formed by a plurality of oil-way pipelines which are intersected, is mainly used for petroleum, natural gas, fracturing operation, conveying pipelines and gas storage devices, and plays a role in controlling the opening and closing of pipelines; in the oil exploitation field, many petroleum pipelines pass through the glib manifold and link together to play the coordinated control that the pipeline opened and close, even after certain valve in the glib manifold became invalid, also can play the control action through controlling other valves in the glib manifold, and then guarantee the normal transport of oil.

The existing oil nozzle manifold has a complex structure, and the pressure in a pipeline cannot be adjusted, so that the torque of a single valve is large, one person cannot operate the valve, the use is inconvenient, and the valve is to be further improved.

SUMMERY OF THE UTILITY MODEL

To the current situation of above-mentioned prior art, the utility model aims to solve the technical problem that a structure has been simplified is provided to can adjust the oil pressure size in the pipeline in order to reduce the moment of torsion of every plate valve, and then make things convenient for the glib manifold subassembly that uses.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: a choke manifold assembly comprises a frame and a main body arranged in the frame, and is characterized in that the main body comprises a manual throttle valve, a four-way joint and a throttle assembly, the four-way joint is arranged below the manual throttle valve, the throttle assemblies which are symmetrically distributed with each other are arranged on the left side and the right side of the manual throttle valve and the four-way joint respectively, and each throttle assembly comprises a pressure gauge, a three-way joint, a fixed throttle valve, a right-angle two-way joint and a flat gate valve; fixed choke valve locates the top of right angle two-way, the lower extreme interface of fixed choke valve links to each other with the last port connection of right angle two-way, the tee bend includes two, two the tee bend is located respectively between fixed choke valve and the manual choke valve and between right angle two-way and the cross-way, one of top both ends interface all links to each other with the right-hand member interface of manual choke valve and the left end interface of fixed choke valve respectively through a flat gate valve about the tee bend both ends interface all links to each other with the right-hand member interface of cross-way and the left end interface of right angle two-way respectively through a flat gate valve, the lower extreme interface of manual choke valve links to each other with the last port connection of cross-way, the manometer is located on the tee bend of top.

Preferably, the manual throttle valve comprises a first valve body, a first oil nozzle, a valve rod, a positioning pin, a first sealing ring, a valve cover, a stuffing box, a bearing, a threaded sleeve and a hand wheel; the valve cover is detachably fixed at the upper end of the first valve body, the valve rod is vertically and movably inserted into the valve cover, an inner sleeve is formed outwards at the lower side of the valve cover, the inner sleeve is embedded into the upper end of the first valve body, a cavity is formed inside the first valve body, a first flow channel is formed in each of the left inner wall and the right inner wall of the cavity, the first oil nozzle is vertically embedded into the lower end of the first valve body, an upper opening of the first oil nozzle is communicated with the inner wall of the lower side of the cavity, the lower end of the valve rod penetrates through the inner sleeve and the cavity and is inserted into the first oil nozzle, the positioning pins comprise a plurality of positioning pins which are embedded and fixed in the inner sleeve at equal angles along the circumferential direction, correspondingly, the outer side of the valve rod is provided with the same number of sliding grooves, and the inner end of each positioning pin is inserted into one corresponding sliding groove, the packing box inlays to be established in the valve gap and overlaps and establish outside the valve rod, the bearing includes two, two the bearing is vertical arranges and all inlays to be established in the valve gap, the top that the spiro union just located the packing box is just inserted in two bearings to the screw thread cover is established outside the valve rod and rotatable, the upper end of fixing at the valve rod and locating the valve gap is established to the hand wheel cover, first sealing washer includes a plurality ofly, and is a plurality of first sealing washer all overlaps to be inlayed outside the valve rod and all locates in the endotheca.

Preferably, an inclined plane is formed in the right side of the lower end of the valve rod, and the inclined plane is matched with an opening at the upper end of the first oil nozzle.

Preferably, the fixed throttle valve comprises a second oil nozzle, a second valve body, a pressure release valve, a second sealing ring, an union flange and a plug, wherein a valve hole is formed in the upper side of the second valve body, the plug is embedded in an opening at the upper end of the valve hole, and the union flange is sleeved outside the plug and detachably fixed to the upper end of the second valve body; the inner walls of the left side and the right side of the valve hole are respectively provided with a third flow channel and an air channel, the pressure release valve is arranged at the opening at the right end of the air channel, and the second oil nozzle is vertically embedded between the bottom of the valve hole and the lower side of the second valve body; the second sealing washer includes a plurality ofly, and is a plurality of the second sealing washer is all nested and is inlayed outside the end cap and all locates in the valve hole.

Preferably, a retainer ring is formed at the upper end of the second oil nozzle outwards, a convex sleeve is formed at the center of the upper side of the retainer ring outwards, and the lower side of the retainer ring is attached to the bottom surface of the valve hole.

Preferably, the right end interface of the flat gate valve in the throttling assembly on the left side and on the left side of the manual throttling valve and the left end interface of the flat gate valve in the throttling assembly on the right side and on the right side of the manual throttling valve are respectively communicated with the two first flow passages.

Preferably, the lower end opening of the first oil nozzle is communicated with the upper end opening of the four-way valve.

Preferably, the lower end opening of the second oil nozzle is communicated with an upper end opening of a right-angle two-way pipe positioned below the second oil nozzle.

Compared with the prior art, the utility model has the advantages of: the utility model discloses the structure has been simplified to can adjust the oil pressure size in the pipeline with the help of manual choke valve and two fixed throttle valves, thereby reduced every plate valve's moment of torsion, make alone also can easily operate, and then made things convenient for the use.

Drawings

FIG. 1 is a block diagram of the present invention;

FIG. 2 is a sectional view of the manual throttle valve of the present invention;

FIG. 3 is a cross-sectional view of the lower end of the valve stem of the present invention;

fig. 4 is a sectional structure view of the fixed throttle of the present invention.

Detailed Description

Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by those of ordinary skill in the art to which the invention belongs. The use of "first," "second," and similar terms in the description herein do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

To maintain the following description of the embodiments of the present invention clear and concise, detailed descriptions of well-known functions and components may be omitted.

As shown in fig. 1 to 4, the choke manifold assembly comprises a frame 4 and a main body arranged in the frame 4, wherein the main body comprises a manual throttle valve 1, a cross joint 7 and a throttling assembly, the cross joint 7 is arranged below the manual throttle valve 1, the throttling assemblies which are symmetrically distributed with each other are arranged on the left side and the right side of the manual throttle valve 1 and the cross joint 7 respectively, and each throttling assembly comprises a pressure gauge 2, a tee joint 3, a fixed throttle valve 5, a right-angle two-way 6 and a flat gate valve 8; the fixed throttle valve 5 is arranged above the right-angle two-way valve 6, a lower end interface of the fixed throttle valve 5 is connected with an upper end interface of the right-angle two-way valve 6, the three-way valve 3 comprises two tee joints 3, the two tee joints 3 are respectively arranged between the fixed throttle valve 5 and the manual throttle valve 1 and between the right-angle two-way valve 6 and the four-way valve 7, the left end interface and the right end interface of the upper tee joint 3 are respectively connected with the right end interface of the manual throttle valve 1 and the left end interface of the fixed throttle valve 5 through a flat gate valve 8, the left end interface and the right end interface of the lower tee joint 3 are respectively connected with the right end interface of the four-way valve 7 and the left end interface of the right-angle two-way valve 6 through a flat gate valve 8, the lower; the manual throttle valve 1 comprises a first valve body 11, a first oil nozzle 12, a valve rod 13, a positioning pin 14, a first sealing ring 15, a valve cover 16, a stuffing box 17, a bearing 18, a threaded sleeve 19 and a hand wheel 110; the valve cover 16 is detachably fixed at the upper end of the first valve body 11, the valve rod 13 is vertically and movably inserted into the valve cover 16, an inner sleeve 161 is formed outwards at the lower side of the valve cover 16, the inner sleeve 161 is embedded into the upper end of the first valve body 11, a cavity 112 is formed inside the first valve body 11, a first flow channel 111 is formed on each of the left and right inner walls of the cavity 112, the first oil nozzle 12 is vertically embedded into the lower end of the first valve body 11, the upper end opening of the first oil nozzle 12 is communicated with the lower inner wall of the cavity 112, the lower end of the valve rod 13 penetrates through the inner sleeve 161 and the cavity 112 and is inserted into the first oil nozzle 12, the positioning pins 14 comprise a plurality of positioning pins 14, the positioning pins 14 are embedded and fixed in the inner sleeve 161 at equal angles along the circumferential direction, correspondingly, the same number of sliding grooves 131 are formed in the outer side of the valve rod 13, the inner end of each positioning pin, the packing box 17 is embedded in the valve cover 16 and sleeved outside the valve rod 13, the number of the bearings 18 is two, the two bearings 18 are vertically arranged and are embedded in the valve cover 16, the threaded sleeve 19 is sleeved outside the valve rod 13 and is rotatably inserted into the two bearings 18 and is arranged above the packing box 17, the hand wheel 110 is sleeved and fixed at the upper end of the valve rod 13 and is arranged above the valve cover 16, the number of the first sealing rings 15 is multiple, and the number of the first sealing rings 15 are all embedded outside the valve rod 13 and are arranged in the inner sleeve 161; the right side of the lower end of the valve rod 13 is provided with an inclined plane 132, and the inclined plane 132 is matched with the opening at the upper end of the first oil nozzle 12.

The fixed throttle valve 5 comprises a second oil nozzle 51, a second valve body 52, a pressure release valve 53, a second sealing ring 54, a union flange 55 and a plug 56, wherein the upper side of the second valve body 52 is provided with a valve hole 521, the plug 56 is embedded in an opening at the upper end of the valve hole 521, and the union flange 55 is sleeved outside the plug 56 and detachably fixed at the upper end of the second valve body 52; the inner walls of the left side and the right side of the valve hole 521 are respectively provided with a third flow passage 522 and an air passage 523, the pressure release valve 53 is arranged at the opening at the right end of the air passage 523, and the second oil nozzle 51 is vertically embedded between the bottom of the valve hole 521 and the lower side of the second valve body 52; the second sealing rings 54 are multiple, and the multiple second sealing rings 54 are all sleeved outside the plug 56 and are all arranged in the valve hole 521; a retainer ring 511 is formed outwards at the upper end of the second oil nozzle 51, a convex sleeve 512 is formed outwards at the center of the upper side of the retainer ring 511, the lower side of the retainer ring 511 is attached to the bottom surface of the valve hole 521, and the inner sides of the pipe 6 and the water outlet pipe 7 are respectively communicated with the inner parts of the water inlet pipe 6 and the water outlet pipe 7.

The right end port of one flat gate valve 8 in the left throttling assembly and positioned on the left side of the manual throttling valve 1 and the left end port of one flat gate valve 8 in the right throttling assembly and positioned on the right side of the manual throttling valve 1 are respectively communicated with the two first flow passages 111.

The lower end opening of the first oil nozzle 12 is communicated with the upper end opening of the four-way valve 7.

The lower end opening of the second oil nipple 51 is communicated with the upper end opening of a right-angle two-way 6 positioned below the second oil nipple.

When the oil-saving valve is used, a petroleum pipeline is connected to a lower end connector of the four-way valve 7 so that petroleum enters the four-way valve 7, the remaining connector of each three-way valve 3 is connected with an oil outlet pipe, the petroleum in the four-way valve 7 is divided into three paths, the petroleum in the upper path enters the manual throttle valve 1, then enters the two upper three-way valves 3 through the flat gate valves 8 respectively, and then is output outwards through upper end connectors of the two upper three-way valves 3 respectively; the left path of oil and the right path of oil enter the two tee joints 3 below through one flat gate valve 8 respectively, and then are output outwards through lower end connectors of the two tee joints 3 below, if the two flat gate valves 8 positioned outside the two tee joints 3 below are opened respectively, part of the oil in the two tee joints 3 below can enter the two right-angle two-way pipes 6 respectively, and then continue to enter the two fixed throttle valves 5 upwards respectively, at the moment, the two flat gate valves 8 positioned outside the two tee joints 3 above respectively are opened, the two flat gate valves 8 positioned on two sides of the manual throttle valve 1 are opened respectively and closed, and the oil in the two fixed throttle valves 5 can enter the two tee joints 3 above respectively and is output outwards through upper end connectors of the two tee joints 3 above; hand-held hand wheel 110 and rotation, and then drive threaded sleeve 19 and rotate in bearing 18 to drive valve rod 13 and reciprocate in packing box 17 according to threaded connection's principle, and then drive the lower extreme of valve rod 13 and reciprocate in first glib talker 12, thereby play the effect of regulation flow through the space size of the upper end opening part of adjusting inclined plane 131 and first glib 12, a plurality of spouts 131 reciprocate in order to prevent that valve rod 13 from rotating along the inner of a plurality of locating pins 14 respectively.

The utility model discloses the structure has been simplified to can adjust the oil pressure size in the pipeline with the help of manual choke valve 1 and two fixed throttle valves 5, thereby reduced every plate valve 8's moment of torsion, make alone also can easily operate, and then made things convenient for the use.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those skilled in the art that various changes in the embodiments and modifications thereof may be made, and equivalents may be substituted for elements thereof; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. A choke manifold assembly comprises a frame and a main body arranged in the frame, and is characterized in that the main body comprises a manual throttle valve, a four-way joint and a throttle assembly, the four-way joint is arranged below the manual throttle valve, the throttle assemblies which are symmetrically distributed with each other are arranged on the left side and the right side of the manual throttle valve and the four-way joint respectively, and each throttle assembly comprises a pressure gauge, a three-way joint, a fixed throttle valve, a right-angle two-way joint and a flat gate valve; fixed choke valve locates the top of right angle two-way, the lower extreme interface of fixed choke valve links to each other with the last port connection of right angle two-way, the tee bend includes two, two the tee bend is located respectively between fixed choke valve and the manual choke valve and between right angle two-way and the cross-way, one of top both ends interface all links to each other with the right-hand member interface of manual choke valve and the left end interface of fixed choke valve respectively through a flat gate valve about the tee bend both ends interface all links to each other with the right-hand member interface of cross-way and the left end interface of right angle two-way respectively through a flat gate valve, the lower extreme interface of manual choke valve links to each other with the last port connection of cross-way, the manometer is located on the tee bend of top.

2. The choke manifold assembly according to claim 1, wherein the manual throttle valve comprises a first valve body, a first choke, a valve stem, a locating pin, a first seal ring, a valve cover, a stuffing box, a bearing, a threaded sleeve, and a hand wheel; the valve cover is detachably fixed at the upper end of the first valve body, the valve rod is vertically and movably inserted into the valve cover, an inner sleeve is formed outwards at the lower side of the valve cover, the inner sleeve is embedded into the upper end of the first valve body, a cavity is formed inside the first valve body, a first flow channel is formed in each of the left inner wall and the right inner wall of the cavity, the first oil nozzle is vertically embedded into the lower end of the first valve body, an upper opening of the first oil nozzle is communicated with the inner wall of the lower side of the cavity, the lower end of the valve rod penetrates through the inner sleeve and the cavity and is inserted into the first oil nozzle, the positioning pins comprise a plurality of positioning pins which are embedded and fixed in the inner sleeve at equal angles along the circumferential direction, correspondingly, the outer side of the valve rod is provided with the same number of sliding grooves, and the inner end of each positioning pin is inserted into one corresponding sliding groove, the packing box inlays to be established in the valve gap and overlaps and establish outside the valve rod, the bearing includes two, two the bearing is vertical arranges and all inlays to be established in the valve gap, the top that the spiro union just located the packing box is just inserted in two bearings to the screw thread cover is established outside the valve rod and rotatable, the upper end of fixing at the valve rod and locating the valve gap is established to the hand wheel cover, first sealing washer includes a plurality ofly, and is a plurality of first sealing washer all overlaps to be inlayed outside the valve rod and all locates in the endotheca.

3. The nozzle manifold assembly of claim 2, wherein the valve stem has a bevel on the right side of the lower end thereof, the bevel cooperating with the opening at the upper end of the first nozzle.

4. The choke manifold assembly according to claim 3, wherein the fixed throttle valve comprises a second choke, a second valve body, a pressure release valve, a second sealing ring, a union flange and a plug, a valve hole is formed in the upper side of the second valve body, the plug is embedded in an opening at the upper end of the valve hole, and the union flange is sleeved outside the plug and detachably fixed to the upper end of the second valve body; the inner walls of the left side and the right side of the valve hole are respectively provided with a third flow channel and an air channel, the pressure release valve is arranged at the opening at the right end of the air channel, and the second oil nozzle is vertically embedded between the bottom of the valve hole and the lower side of the second valve body; the second sealing washer includes a plurality ofly, and is a plurality of the second sealing washer is all nested and is inlayed outside the end cap and all locates in the valve hole.

5. The nozzle manifold assembly of claim 4, wherein the upper end of the second nozzle is formed with a retainer ring, the center of the upper side of the retainer ring is formed with a boss, and the lower side of the retainer ring is attached to the bottom surface of the valve hole.

6. The choke manifold assembly according to claim 5, wherein the right port of the flat gate valve in the left throttling assembly and to the left of the manual throttle valve and the left port of the flat gate valve in the right throttling assembly and to the right of the manual throttle valve are in communication with the two first flow passages, respectively.

7. The nozzle manifold assembly of claim 6, wherein the lower end opening of the first nozzle tip is in communication with the upper end opening of the cross-piece.

8. The nozzle manifold assembly of claim 7, wherein the lower opening of the second nozzle tip is in communication with a right angle two-way upper opening located therebelow.