CN221547845U - Four-way ball valve - Google Patents

Abstract

The utility model discloses a four-way ball valve, which comprises a valve housing, an outer sleeve, a ball valve body and a positioning torsion column, wherein the valve housing is provided with a main through pipe and branch through pipes, the two sides of the main through pipe are respectively communicated with the branch through pipes, the two branch through pipes are matched with the main through pipe to form a cross-shaped four-way structure, one end of each branch through pipe far away from the main through pipe is respectively connected with the outer sleeve, the outer sleeve comprises an embedded pipe and a sleeve body, the sleeve body is fixedly arranged at the outer side of one end of the embedded pipe, a threaded external thread is arranged at the outer side of one end of each branch through pipe, the inner side of the sleeve body is provided with a threaded internal thread corresponding to the threaded external thread, the outer sleeve is fixedly connected with the threaded external thread of the branch through the threaded internal thread of the sleeve body, the ball valve body is arranged in the branch through pipe, one side corresponding to the main through pipe and the port of the embedded pipe are respectively provided with valve ports, the top side of each branch through pipe is respectively provided with an integrally formed positioning cylinder, and the positioning torsion bar is rotationally sleeved in each positioning cylinder. The utility model has reasonable structure and is convenient for disassembling the outer sleeve.

Description

Four-way ball valve

Technical Field

The utility model belongs to the technical field of multi-way valves, and particularly relates to a four-way ball valve.

Background

The ball valve is a most common pipeline valve in the ball valve, is generally divided into a three-way valve, a four-way valve and the like according to the branch quantity of the split flow, is generally applied to the application working conditions of switching, reversing and split flow collection of a liquid medium, and particularly has the advantages of small fluid resistance, compact structure, convenience in operation and the like in the field of irrigation and liquid medicine fertilizer conveying in the agricultural field.

At present, four-way ball valves in the market can carry out bidirectional flow distribution on the same main through pipe, so that the application scene is relatively more, the traditional four-way ball valves are basically all a main through pipe, then branch through pipes are respectively arranged on the left side and the right side, ball valves are arranged in branch head through pipes to control, joints are respectively connected to carry out material flow distribution, the joints connected with the branch through pipes are basically in an inscribed mode at present, sealant is coated on the outer sides of the joints, then the joints are inserted into auxiliary interfaces to be fixed, but a large amount of sealant can be coated in the mode, inconvenient disassembly can occur after the joints are fixed with the branch through pipe interfaces, and valve bodies can be damaged even forcibly removed.

Disclosure of Invention

The utility model aims to overcome the defects in the prior art and provides a four-way ball valve which is reasonable in structure and convenient to detach an outer sleeve.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

The four-way ball valve comprises a valve housing, an outer sleeve, a ball valve body and a positioning torsion column, wherein the valve housing is provided with a main through pipe and a branch through pipe, the main through pipe is used for connecting a conveying pipeline for conveying materials only, two sides of the main through pipe are communicated with each other and are provided with branch through pipes, the two branch through pipes are matched with the main through pipe to form a cross-shaped four-way structure, one ends of the branch through pipes, far away from the main through pipe, are respectively connected with the outer sleeve, the outer sleeve comprises an embedded pipe and a sleeve body, the sleeve body is fixedly arranged at the outer side of one end of the embedded pipe, the other end of the embedded pipe is used for connecting a branched conveying pipe for branching, the branched conveying pipe is directly sleeved with the embedded pipe, a threaded external thread is arranged at the outer side of one end of the branched pipe, a threaded internal thread corresponding to the threaded external thread is arranged at the inner side of the sleeve body, the external sleeve is fixedly connected with the threaded external thread of the branched pipe through the threaded internal thread of the sleeve body, the external sleeve is connected with the branch pipe through threads in a handheld manner, the external sleeve is conveniently detached, the external sleeve is conveniently replaced, the connection mode of sealing and fixing the internal joint by using sealant is eliminated, the risk of damage to the valve shell due to maintenance and replacement difficulty when the joint is aged and damaged is avoided, the embedded pipe is provided with one end of the sleeve body, which is inserted into the corresponding branch pipe, so that the material split is conveniently received, the ball valve body is arranged in the branch pipe and corresponds to one side connected with the main pipe, the valve ports are respectively arranged at the ports of the embedded pipe, the valve port can be changed to receive the main pipe split and the size of the range of conveying the embedded pipe through rotating the ball valve body, then the valve switch can be carried out or the flow of the split can be changed, the top side of the branch pipe is provided with an integrally formed positioning cylinder, the ball valve is characterized in that a positioning torsion bar is sleeved in the positioning cylinder in a rotating manner, a lug is arranged at the bottom end of the positioning torsion bar, a connecting groove matched with the lug is formed in the top of the ball valve body, and the lug is inserted into the connecting groove, so that the positioning torsion bar can be operated to control the rotation of the ball valve body, and then the valve is operated to switch and flow control.

Further, a plurality of check stop rings are arranged on the outer side of the embedded pipe, when the branch conveying pipe is sleeved with the embedded pipe, the check stop rings can play a role in friction increasing, meanwhile, the iron wire winding hoop branch conveying pipe and the embedded pipe are used for fixing, the check stop rings can play a role in blocking the iron wire after winding the hoop, and iron wire slipping is prevented and treated.

Further, the outer side of the sleeve body is provided with a plurality of evenly arranged anti-skidding convex strips along the periphery, and the anti-skidding convex strips play a role in increasing friction when an operator installs the outer sleeve.

Further, the fixed ring cover that is equipped with of one end inside of embedded pipe grafting branch siphunculus, the joint has first sealed backing ring between fixed ring cover and the embedded pipe inside wall, the inboard position joint that approaches the main siphunculus of branch siphunculus has the sealed backing ring of second, the sealed backing ring of first sealed backing ring and second contacts respectively and connects corresponding valve port, and first sealed backing ring and the sealed backing ring of second are soft material preparation structurally the same, and both play damping effect and reduce the ball valve body and rotate in the friction, increase life to the sealed effect when guaranteeing the ball valve body open state.

Further, the movable sleeve is rotationally connected to the top of the positioning cylinder, the sleeve opening is formed in the penetrating manner of the movable sleeve, the sleeve opening is matched with the top of the positioning torsion bar, the sleeve opening is fixedly connected to the top of the positioning torsion bar, the positioning groove is formed in the top of the movable sleeve, the preformed hole is formed in the top of the positioning torsion bar, the handle for valve opening and closing operation can be fixed through the cooperation of the positioning groove and the preformed hole, the front end portion of the positioning torsion bar is placed in the positioning groove of the movable sleeve when the handle is required to be installed, then the front end portion of the positioning torsion bar penetrates through the handle to be inserted into the preformed hole of the positioning torsion bar through the screw or the pin shaft, the handle can be connected with the positioning torsion bar, and the handle can drive the movable sleeve and the positioning torsion bar to rotate together because the handle end portion is arranged in the positioning groove of the movable sleeve, and the purpose of controlling rotation of the ball valve body is achieved.

Further, a plurality of annular grooves are formed in the periphery of the positioning torsion bar, limiting rings corresponding to the annular grooves are arranged on the inner wall of the positioning cylinder, the limiting rings are respectively in butt joint with the corresponding annular grooves, the purpose of limiting the positioning torsion bar can be achieved through the cooperation of the limiting rings and the annular grooves, the positioning torsion bar can only horizontally rotate and cannot move up and down, and the stability of the positioning torsion bar is ensured.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the outer side of one end of the branch pipe is provided with the threaded outer thread, the inner side of the sleeve body is provided with the threaded inner thread corresponding to the threaded outer thread, the external sleeve is fixedly connected with the threaded outer thread of the branch pipe through the threaded inner thread of the sleeve body, a mode that the external sleeve is externally connected with the branch pipe through the threads is adopted, so that a worker can conveniently hold the branch pipe for disassembly, the external sleeve is conveniently replaced, the connection mode that the internal connection type sealing glue is used for sealing and fixing is eliminated, the maintenance and replacement are difficult when the joint is aged and damaged, and the risk of damage to the valve casing is easily caused.

2. The inside fixed ring cover that is equipped with of one end of novel well embedded pipe grafting branch siphunculus, the joint has first sealed backing ring between fixed ring cover and the embedded intraductal wall, the branch siphunculus inboard has the second sealed backing ring near the position joint of main siphunculus, first sealed backing ring and second sealed backing ring contact respectively connect corresponding valve port, first sealed backing ring and second sealed backing ring structure are soft material preparation the same, both play the rigidity friction in the damping effect reduction ball valve body rotates, increase life to the sealed effect when guaranteeing the ball valve body open state.

Drawings

FIG. 1 is a schematic diagram of a four-way ball valve according to the present utility model;

FIG. 2 is a schematic diagram of a cross-sectional front view of a four-way ball valve according to the present utility model;

FIG. 3 is a schematic view showing the structure of a cross-section of a four-way ball valve according to the present utility model;

FIG. 4 is a schematic view of the structure of the outer sleeve of the four-way ball valve;

FIG. 5 is a schematic view of a first gasket ring structure of a four-way ball valve according to the present utility model;

FIG. 6 is a schematic view of the structure of a valve housing of the four-way ball valve of the present utility model;

FIG. 7 is a schematic diagram of the structure of a ball valve body in the four-way ball valve of the utility model;

FIG. 8 is a schematic diagram of a positioning torsion column structure in a four-way ball valve according to the utility model;

FIG. 9 is a schematic diagram of the structure of a movable sleeve in a four-way ball valve according to the utility model;

In the figure: 1. a vent housing; 11. a main pipe; 12. a branch pipe; 121. a threaded outer thread; 122. a positioning cylinder; 123. a limiting ring; 2. an outer sleeve; 21. an embedded pipe; 22. a sleeve body; 23. a fixed ring sleeve; 24. a threaded inner thread; 25. an anti-slip raised line; 26. a grid baffle ring; 3. a ball valve body; 31. a valve port; 32. a connecting groove; 4. a first gasket ring; 5. a second gasket ring; 6. positioning torsion columns; 61. a preformed hole; 62. a bump; 63. a ring groove; 7. a movable sleeve; 71. a placement groove; 72. and (5) sleeving the mouth.

Detailed Description

In order to facilitate understanding of those skilled in the art, the technical scheme of the present utility model will be further specifically described below with reference to fig. 1 to 9.

The utility model provides a four-way ball valve, includes valve case 1, external cover 2, ball valve body 3, location torsion column 6, valve case 1 has main siphunculus 11 and branch siphunculus 12 to constitute, main siphunculus 11 is used for connecting the pipeline and only carries out the material and carry out, main siphunculus 11 both sides all communicate and are provided with branch siphunculus 12, and two branch siphunculus 12 cooperate main siphunculus 11 to form the cross-shaped four-way structure, branch siphunculus 12 is kept away from main siphunculus 11's one end and is connected with external cover 2 respectively, external cover 2 includes embedded pipe 21, the cover body 22, the fixed setting of cover body 22 is in embedded pipe 21 one end outside, and the embedded pipe 21 other end is used for connecting the branch conveyer pipe of reposition of redundant personnel, specifically is with the conveyer pipe direct sleeve joint embedded pipe 21 of branch, the embedded pipe 21 outside is provided with a plurality of check rings 26, when branch conveyer pipe sleeve joint embedded pipe 21, the check ring 26 can play the effect of friction increase, is fixed with iron wire winding hoop branch conveyer pipe and embedded pipe 21 simultaneously, and the check ring 26 can play the effect of blockking the iron wire after winding the hoop, prevents and treats the iron wire slippage, branch siphunculus 12 one end outside is equipped with screw thread external silk 121, the cover body 22 inboard is equipped with the screw thread internal silk 24 that corresponds with screw thread external silk 121, external cover 2 carries out screw thread fixed connection with the screw thread external silk 121 of branch siphunculus 12 through the screw thread internal silk 24 of the cover body 22, adopts and can make things convenient for the handheld dismantlement of staff through the mode of screw thread external branch siphunculus 12 by external cover 2, conveniently changes external cover 2, has eliminated the internal connection mode that uses the sealant to seal fixedly, and maintenance change difficulty when can not cause the joint to appear ageing damage easily causes the risk that leads to the valve case 1 to damage.

The anti-slip raised strips 25 which are uniformly arranged are arranged on the outer side of the sleeve body 22 along the peripheral side, the anti-slip raised strips 25 play a role in increasing friction when an operator installs the outer sleeve 2, one end of the inner sleeve 21, which is provided with the sleeve body 22, is inserted into the corresponding branch pipe 12, the material split is conveniently received, the ball valve body 3 is arranged in the branch pipe 12 and is correspondingly connected with one side of the main pipe 11 and the port of the inner sleeve 21, the valve port 31 is respectively arranged, the valve port 31 can be changed through rotating the ball valve body 3 to receive the split of the main pipe 11 and the range of conveying the inner sleeve 21, the valve switch can be further carried out, or the flow of the split can be changed, the fixed ring sleeve 23 is fixedly arranged in one end of the inner sleeve 21, which is inserted into the branch pipe 12, the fixed ring sleeve 23 is clamped with the inner side wall of the inner sleeve 21, the position of the branch pipe 12 is adjacent to the second seal ring 5, the first seal ring 4 and the second seal ring 5 are respectively contacted with the corresponding valve port 31, the first seal ring 4 and the second seal ring 5 are respectively connected with the corresponding valve port 31, and the first seal ring 4 and the second seal ring 5 are in a same structure, and the service life of the ball valve body is prolonged, and the service life of the two seal ball valve body is guaranteed when the ball valve body is opened, and the valve body is in a same, and the service life of the ball valve body is 3 is opened.

The top side of the branch pipe 12 is provided with an integrally formed positioning cylinder 122, the positioning cylinder 122 is internally and rotatably sleeved with a positioning torsion bar, the bottom end of the positioning torsion bar is provided with a lug 62, the top of the ball valve body 3 is provided with a connecting groove 32 matched with the lug 62, the lug 62 is spliced into the connecting groove 32 so as to control the rotation of the ball valve body 3 and further control the opening and the flow control of a valve by operating the positioning torsion bar, the top of the positioning cylinder 122 is rotatably connected with a movable sleeve 7, the movable sleeve 7 is penetratively provided with a sleeve opening 72, the sleeve opening 72 is matched with the top of the positioning torsion bar, the top of the positioning torsion bar is fixedly spliced with the sleeve opening 72, the top of the movable sleeve 7 is provided with a positioning groove 71, the top of the positioning torsion bar is provided with a preformed hole 61, the positioning torsion bar is matched with the preformed hole 61 to fix a handle for operating the opening and the valve, when the handle is required to be installed, the front end part is placed in the placement groove 71 of the movable sleeve 7, then the handle is penetrated through the screw or the pin shaft and inserted into the reserved hole 61 of the positioning torsion column 6, and then the handle is connected with the positioning torsion column 6, and the handle end part is arranged in the placement groove 71 of the movable sleeve 7, so that the handle can be operated to drive the movable sleeve 7 and the positioning torsion column 6 to rotate together, the purpose of controlling rotation of the ball valve body 3 is achieved, a plurality of annular grooves 63 are formed in the peripheral side of the positioning torsion bar, the limiting rings 123 of the corresponding annular grooves 63 are arranged on the inner wall of the positioning cylinder 122, the limiting rings 123 are respectively abutted with the corresponding annular grooves 63, the purpose of limiting the positioning torsion bar can be achieved through the cooperation of the limiting rings 123 and the annular grooves 63, the positioning torsion bar can only horizontally rotate and cannot move up and down, and the stability of the positioning torsion bar is ensured.

The foregoing is merely illustrative and explanatory of the utility model, as it is well within the scope of the utility model as claimed, as it relates to various modifications, additions and substitutions for those skilled in the art, without departing from the inventive concept and without departing from the scope of the utility model as defined in the accompanying claims.

Claims (6)

1. The utility model provides a four-way ball valve, its characterized in that, including logical valve housing, outer cover, ball valve body, location torsion post, logical valve housing has main siphunculus and branch siphunculus to constitute, main siphunculus both sides all communicate and are provided with branch siphunculus, and two branch siphunculus cooperation main siphunculus form the cross structure, branch siphunculus is kept away from the one end of main siphunculus and is connected with external cover respectively, outer cover includes embedded pipe, the cover body is fixed to be set up in embedded pipe one end outside, branch siphunculus one end outside is equipped with the screw thread external silk, the cover body inboard is equipped with the screw thread internal silk that corresponds with the screw thread external silk, the screw thread internal silk of external cover through the cover body carries out screw thread fixed connection with the screw thread external silk of branch siphunculus, the one end that the embedded pipe is equipped with the cover body is inserted and is established to the branch siphunculus inside that corresponds, the valve port has been seted up respectively to branch siphunculus inside and embedded pipe mouth, branch siphunculus top side all is equipped with integrated into one piece's location section of thick bamboo, all rotate in the location section of thick bamboo and cup joint has the lug, the location lug bottom is equipped with the lug, the lug is equipped with the lug.

2. The four-way ball valve according to claim 1, wherein a plurality of check rings are arranged on the outer side of the embedded pipe.

3. The four-way ball valve according to claim 1, wherein a plurality of anti-slip convex strips are uniformly arranged on the outer side of the sleeve body along the circumferential side.

4. The four-way ball valve according to claim 1, wherein a fixed ring sleeve is fixedly arranged inside one end of the embedded pipe plugging branch pipe, a first sealing gasket is clamped between the fixed ring sleeve and the inner side wall of the embedded pipe, a second sealing gasket is clamped at the inner side of the branch pipe close to the main pipe, and the first sealing gasket and the second sealing gasket are respectively in contact connection with corresponding valve ports.

5. The four-way ball valve according to claim 1, wherein the top of the positioning cylinder is rotatably connected with a movable sleeve, a sleeve opening is formed in the penetrability of the movable sleeve, the sleeve opening is matched with the top of the positioning torsion bar, the top of the positioning torsion bar is fixedly connected with a plug sleeve opening, a placement groove is formed in the top of the movable sleeve, and a reserved hole is formed in the top of the positioning torsion bar.

6. The four-way ball valve according to claim 1, wherein a plurality of annular grooves are formed in the peripheral side of the positioning torsion bar, limiting rings of the corresponding annular grooves are arranged on the inner wall of the positioning cylinder, and the limiting rings are respectively in butt joint with the corresponding annular grooves.