CN217422253U

CN217422253U - Low-temperature upper-mounted floating ball valve

Info

Publication number: CN217422253U
Application number: CN202221142410.6U
Authority: CN
Inventors: 马锡光
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-05-12
Filing date: 2022-05-12
Publication date: 2022-09-13
Anticipated expiration: 2032-05-12

Abstract

The utility model discloses a low temperature facial make-up ball valve that floats, low temperature facial make-up ball valve that floats includes: a floating ball valve body and a filter plate; the floating ball valve main body comprises a left valve body, an inlet channel, a right valve body, an outlet channel, a ball body, a connecting channel, four valve seats and two sealing gaskets, wherein the inlet channel is arranged on the outer wall of one side of the left valve body, the right valve body is arranged on one side of the left valve body, the outlet channel is arranged on the outer wall of one side of the right valve body, the ball body is arranged between the left valve body and the right valve body, and the connecting channel is arranged on the outer wall of one side of the ball body. The utility model provides a low temperature upper assembling type ball valve that floats has filtration and exhaust function, can avoid causing the pollution and because interior atmospheric pressure is too big to the pipeline at back, and the advantage of potential safety hazard appears.

Description

Low-temperature upper-mounted floating ball valve

Technical Field

The utility model relates to a ball valve technical field that floats especially relates to a low temperature facial make-up ball valve that floats.

Background

The ball body of the ball valve is floating, under the action of medium pressure, the ball body can produce certain displacement and is tightly pressed on the sealing surface of the outlet end to ensure the sealing of the outlet end, in the related technology, a novel low-temperature upper-mounted floating ball valve is disclosed, which comprises a valve body, a universal plug ring, a sealing valve seat, a first sealing ring, a ball body, a second sealing ring, a supporting valve seat, a spring, a snap spring, a valve cover and a valve rod, wherein the sealing valve seat is arranged in one end of a valve cavity of the valve body, the lengthening valve rod of the device is supported by the snap spring, the pressure acting on the valve rod is not pressed on the ball body, the sealing service life is long, fixed process holes are designed at corresponding positions on the valve seat and the valve body, the supporting valve seat is temporarily fixed in the installation process, the online disassembly and assembly are more convenient and flexible, the size of the cavity in the valve body does not need to be enlarged, opposite sides are milled in the direction vertical to the mounting pin hole, so that the valve seat does not radially rotate, and the mounting pin holes of the valve body and the valve seat are always aligned in the flow passage direction. The design structure is simple and ingenious, and online disassembly is more convenient.

However, the above structure has disadvantages, especially the floating ball valve lacks a filtering function, it is easy to pollute the following drainage pipeline in the drainage process, and the sealing and safety reliability requirements of the existing floating ball valve are higher and higher, in the ultralow temperature valve, the middle chamber pressure is too low to form gas, in the ultralow temperature gas, there is no medium circulation, and there is a great safety hidden range.

Therefore, there is a need to provide a new low temperature top-loading floating ball valve to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects, the utility model aims to provide a low-temperature upper-mounted floating ball valve which has the functions of filtering and exhausting, can avoid polluting the rear pipeline and has potential safety hazards due to overlarge internal gas pressure.

In order to achieve the above purpose, the utility model discloses a technical scheme is: a cryogenic top-loading floating ball valve comprising: a floating ball valve body and a filter plate; the floating ball valve comprises a floating ball valve body, a floating ball valve body and a floating ball valve body, wherein the floating ball valve body comprises a left valve body, an inlet channel, a right valve body, an outlet channel, a ball body, a connecting channel, four valve seats and two sealing gaskets, the inlet channel is formed in the outer wall of one side of the left valve body, the right valve body is arranged on one side of the left valve body, the outlet channel is formed in the outer wall of one side of the right valve body, the ball body is arranged between the left valve body and the right valve body, the connecting channel is formed in the outer wall of one side of the ball body, the four valve seats are all arranged between the left valve body and the right valve body, the four valve seats are respectively and fixedly connected with the outer walls of one sides of the corresponding left valve body and the right valve body, the outer walls of one sides of the four valve seats are connected with the outer wall of the ball body, and the two sealing gaskets are respectively and fixedly installed in the inlet channel and the outlet channel; the filter plate is arranged in the connecting channel.

Furthermore, the left valve body is connected with the right valve body through a screw rod, and the inlet channel, the connecting channel and the outlet channel are communicated.

Furthermore, two limiting assemblies are arranged on the filter plate and comprise a first groove, two limiting slide bars, a sliding plate, an elastic spring and a rubber clamping block, the first groove is formed in the bottom of the filter plate, the two limiting slide bars are fixedly arranged on the inner wall of the top of the first groove, the sliding plate is slidably arranged on the two limiting slide bars, the two elastic springs are respectively slidably arranged on the two limiting slide bars, the top ends of the elastic springs are fixedly connected with the inner wall of the top of the first groove, the bottom ends of the elastic springs are fixedly connected with the top of the sliding plate, the rubber clamping block is fixedly arranged at the bottom of the sliding plate, and the bottom of the rubber clamping block extends out of the first groove.

Furthermore, two limiting clamping grooves are formed in the outer walls of the two sides of the connecting channel, and the limiting clamping grooves are matched with the rubber clamping blocks.

Further, be equipped with exhaust subassembly on the spheroid, exhaust subassembly is including blast pipe, one-way air outlet valve and first sealing washer, the blast pipe sets up spheroidal below, the top of blast pipe extends to in the interface channel and with spheroid threaded connection, one-way air outlet valve installs on the blast pipe, first sealing washer sets up on the blast pipe, first sealing washer meets the department with the spheroidal outer wall in top.

Further, four be equipped with same elastic component on the disk seat, elastic component is including four second recesses, two ring packing and four first powerful springs, four the second recess is seted up respectively four on the outer wall of one side that the disk seat is close to each other, two ring packing sets up four on the second recess and with four second recess sliding connection, four first powerful spring fixed mounting is four respectively in the second recess, four the one end of first powerful spring respectively with corresponding two ring packing's outer wall fixed connection.

Furthermore, a valve rod is fixedly mounted on the ball body, a valve cover is arranged on the valve rod, the valve cover and the left valve body are connected with the right valve body, a handle is arranged on the valve rod, and a filler is arranged on the valve cover.

Compared with the prior art, the utility model, its beneficial effect lies in:

1. the utility model is convenient to discharge the gas in the connecting channel by mutually matching the exhaust pipe, the first sealing ring and the one-way air outlet valve, thereby avoiding the over-high air pressure in the connecting channel and the potential safety hazard;

2. the utility model can filter in the drainage process at the later stage by arranging the filter plate, thereby avoiding the pollution to the outlet channel;

3. the utility model discloses a through under handle and the valve rod mutually supported, can come the control spheroid to rotate to can control the size of drainage flow.

Drawings

FIG. 1 is a front sectional view of the present invention;

FIG. 2 is an enlarged schematic view of portion A of FIG. 1;

fig. 3 is an enlarged schematic view of a portion B in fig. 1.

In the figure:

1. a left valve body; 2. an inlet channel; 3. a right valve body; 4. an outlet channel; 5. a sphere; 6. a connecting channel; 7. a valve seat; 8. a gasket; 9. a filter plate; 91. a first groove; 10. a limiting slide bar; 11. a slide plate; 12. an elastic spring; 13. a rubber clamping block; 14. an exhaust pipe; 15. a one-way air outlet valve; 16. a second groove; 17. an annular seal ring; 18. a first strong spring; 19. a valve stem; 20. a valve cover; 21. a handle; 22. and (4) filling.

Detailed Description

The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.

Referring to fig. 1-3, a cryogenic top-loading floating ball valve includes: a floating ball valve body and a filter plate 9; the floating ball valve body comprises a left valve body 1, an inlet channel 2, a right valve body 3, an outlet channel 4, a ball body 5, a connecting channel 6, four valve seats 7 and two sealing gaskets 8, the inlet channel 2 is arranged on the outer wall of one side of the left valve body 1, the right valve body 3 is arranged on one side of the left valve body 1, the outlet channel 4 is arranged on the outer wall of one side of the right valve body 3, the ball body 5 is arranged between the left valve body 1 and the right valve body 3, the connecting channel 6 is arranged on the outer wall of one side of the ball body 5, four valve seats 7 are all arranged between the left valve body 1 and the right valve body 3, the four valve seats 7 are respectively and fixedly connected with the outer walls of one sides of the corresponding left valve body 1 and the right valve body 3, the outer walls of one sides of the four valve seats 7 are all connected with the outer wall of the ball body 5, and the two sealing gaskets 8 are respectively and fixedly arranged in the inlet channel 2 and the outlet channel 4; the filter plate 9 is arranged in the connecting channel 6.

As shown in fig. 1, the left valve body 1 is connected with the right valve body 3 through a screw, and the inlet channel 2, the connecting channel 6 and the outlet channel 4 are communicated;

connect through the screw rod, make things convenient for the later stage to carry out the dismouting, the operation is got up and is saved time relatively.

As shown in fig. 1-2, two position-limiting assemblies are arranged on the filter plate 9, the position-limiting assemblies include a first groove 91, two position-limiting slide rods 10, a slide plate 11, an elastic spring 12 and a rubber fixture block 13, the first groove 91 is arranged at the bottom of the filter plate 9, the two limiting slide bars 10 are both fixedly arranged on the inner wall of the top of the first groove 91, the sliding plate 11 is slidably mounted on the two limit sliding rods 10, the two elastic springs 12 are respectively slidably sleeved on the two limit sliding rods 10, the top end of the elastic spring 12 is fixedly connected with the inner wall of the top of the first groove 91, the bottom end of the elastic spring 12 is fixedly connected with the top of the sliding plate 11, the rubber clamping block 13 is fixedly installed at the bottom of the sliding plate 11, and the bottom of the rubber clamping block 13 extends out of the first groove 91;

through under slide 11, spacing slide bar 10, elasticity spring 12 and the mutual cooperation of rubber fixture block 13, come to install filter 9 to interface channel 6, make the later stage in the drainage process, can filter, avoid causing the pollution to exit channel 4.

As shown in fig. 1-2, two limiting clamping grooves are formed in the outer walls of the two sides of the connecting channel 6, and the limiting clamping grooves are matched with the rubber clamping blocks 13;

through the mutual cooperation of rubber fixture block 13 and spacing draw-in groove, conveniently come to carry out spacing installation to filter 9, the dismouting is changed in the later stage of being convenient for.

As shown in fig. 1, an exhaust assembly is arranged on the sphere 5, the exhaust assembly includes an exhaust pipe 14, a one-way exhaust valve 15 and a first sealing ring, the exhaust pipe 14 is arranged below the sphere 5, the top end of the exhaust pipe 14 extends into the connecting channel 6 and is in threaded connection with the sphere 5, the one-way exhaust valve 15 is mounted on the exhaust pipe 14, the first sealing ring is arranged on the exhaust pipe 14, and the first sealing ring is connected with the outer wall of the sphere 5 at the top end;

through the mutual cooperation of the exhaust pipe 14, the first sealing ring and the one-way air outlet valve 15, the gas of the connecting channel 6 is convenient to discharge, so that the phenomenon that the air pressure in the connecting channel 6 is too large and potential safety hazards appear can be avoided.

As shown in fig. 1 and fig. 3, the same elastic assembly is arranged on the four valve seats 7, the elastic assembly includes four second grooves 16, two annular seal rings 17, and four first strong springs 18, the four second grooves 16 are respectively arranged on the outer walls of the side where the four valve seats 7 are close to each other, the two annular seal rings 17 are arranged on the four second grooves 16 and are slidably connected with the four second grooves 16, the four first strong springs 18 are respectively fixedly arranged in the four second grooves 16, and one end of each of the four first strong springs 18 is respectively fixedly connected with the outer walls of the corresponding two annular seal rings 17;

through under the mutual cooperation of annular seal 17 and first powerful spring 18, reduce with the spheroid 5 between the friction to can avoid because of the later stage live time overlength, cause the harm of wearing and tearing to spheroid 5.

As shown in fig. 1, a valve rod 19 is fixedly installed on the sphere 5, a valve cover 20 is installed on the valve rod 19, the valve cover 20 and the left valve body 1 are connected with the right valve body 3, a handle 21 is installed on the valve rod 19, and a filler 22 is installed on the valve cover 20;

the handle 21 and the valve rod 19 are matched with each other, so that the ball 5 can be controlled to rotate, and the drainage flow can be controlled.

The utility model provides a low temperature upper assembling type ball valve that floats's theory of operation as follows:

the first step is as follows: when water needs to be drained, the handle 21 is rotated, the handle 21 drives the valve rod 19 to rotate, the valve rod 19 drives the ball body 5 to rotate, the connecting channel 6 is communicated with the inlet channel 2 and the outlet channel 4 to drain water, and the ball body 5 can be protected under the mutual matching of the annular sealing ring 17 and the first strong spring 18, so that the damage of abrasion to the ball body 5 due to overlong later-stage use time can be avoided;

the second step is as follows: when the filter plate 9 needs to be installed, the rubber clamping block 13 is pressed by hands, the rubber clamping block 13 drives the sliding plate 11 to move, the sliding plate 11 extrudes the elastic spring 12, the rubber clamping block 13 is moved into the first groove 91, the filter plate 9 is inserted into the connecting channel 6, and then the hands are released to push the filter plate 9, so that the rubber clamping block 13 is inserted into the limiting clamping groove under the action of the elastic spring 12 to limit and fix the filter plate 9;

the third step: when the exhaust is needed, the one-way air outlet valve 15 on the exhaust pipe 14 is opened to exhaust the gas in the connecting channel 6, so that the potential safety hazard caused by overlarge internal gas pressure is avoided.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the above embodiments is to let the person skilled in the art understand the contents of the present invention and implement the present invention, which can not limit the protection scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered in the protection scope of the present invention.

Claims

1. The utility model provides a low temperature upper assembling type ball valve that floats which characterized in that includes:

a floating ball valve body and a filter plate;

the floating ball valve main body comprises a left valve body, an inlet channel, a right valve body, an outlet channel, a ball body, a connecting channel, four valve seats and two sealing gaskets, wherein the inlet channel is formed in the outer wall of one side of the left valve body;

the filter plate is arranged in the connecting channel.

2. The cryogenic top-loading floating ball valve according to claim 1, wherein: the left valve body is connected with the right valve body through a screw rod, and the inlet channel, the connecting channel and the outlet channel are communicated.

3. The cryogenic top-loading floating ball valve according to claim 1, wherein: the filter plate is provided with two limiting assemblies, each limiting assembly comprises a first groove, two limiting slide bars, a sliding plate, an elastic spring and a rubber clamping block, the first groove is formed in the bottom of the filter plate, the two limiting slide bars are fixedly installed on the inner wall of the top of the first groove, the sliding plate is slidably installed on the two limiting slide bars, the two elastic springs are respectively slidably sleeved on the two limiting slide bars, the top ends of the elastic springs are fixedly connected with the inner wall of the top of the first groove, the bottom ends of the elastic springs are fixedly connected with the top of the sliding plate, the rubber clamping blocks are fixedly installed at the bottom of the sliding plate, and the bottom of the rubber clamping block extends out of the first groove.

4. A cryogenic top-loading floating ball valve according to claim 3, wherein: two limiting clamping grooves are formed in the outer walls of the two sides of the connecting channel and are matched with the rubber clamping blocks.

5. The cryogenic top-loading floating ball valve according to claim 1, wherein: be equipped with exhaust subassembly on the spheroid, exhaust subassembly is including blast pipe, one-way air outlet valve and first sealing washer, the blast pipe sets up spheroidal below, the top of blast pipe extends to in the interface channel and with spheroid threaded connection, one-way air outlet valve installs on the blast pipe, first sealing washer sets up on the blast pipe, first sealing washer meets the department with the spheroidal outer wall in top.

6. The cryogenic top-loading floating ball valve according to claim 1, wherein: four be equipped with same elastic component on the disk seat, elastic component is including four second recesses, two ring packing and four first powerful springs, four the second recess is seted up respectively four on the disk seat outer wall of one side that is close to each other, two ring packing sets up four on the second recess and with four second recess sliding connection, four first powerful spring fixed mounting is four respectively in the second recess, four the one end of first powerful spring respectively with corresponding two ring packing's outer wall fixed connection.

7. The cryogenic top-loading floating ball valve according to claim 1, wherein: the ball body is fixedly provided with a valve rod, the valve rod is provided with a valve cover, the valve cover and the left valve body are connected with the right valve body, the valve rod is provided with a handle, and the valve cover is provided with a filler.