CN218468294U

CN218468294U - High pressure resistant ball valve

Info

Publication number: CN218468294U
Application number: CN202221787156.5U
Authority: CN
Inventors: 康康; 李鑫; 张慧; 陈文君; 陈奇凡
Original assignee: ZHEJIANG DECA CONTROL VALVE METER CO Ltd
Current assignee: ZHEJIANG DECA CONTROL VALVE METER CO Ltd
Priority date: 2022-07-12
Filing date: 2022-07-12
Publication date: 2023-02-10
Anticipated expiration: 2032-07-12

Abstract

The utility model relates to a ball valve technical field discloses a high pressure resistant ball valve, including the ball valve main part, the fixed first installation head that is provided with in the middle of the ball valve main part outer wall, the first installation head of installing upper end is fixed to be provided with the second installation head, the first installation head of second and the first inside middle case pole that is provided with of third installation head, case pole outer wall leans on the pot head to be equipped with the second sealing washer, the equal welded connection of ball valve main part both sides wall has the cooperation dish, two the second recess has all been seted up, two in the middle of a lateral wall that the ball valve main part was kept away from to the cooperation dish the inside first sealing washer that all is provided with of second recess, two a lateral wall that the ball valve main part was kept away from to the cooperation dish all can be dismantled and be connected with the mounting disc. The utility model discloses in, should be used for a high pressure resistant ball valve to have better high pressure resistant efficiency, should be used for a high pressure resistant ball valve to have possessed the leakproofness well and the function of pressing from both sides tight connecting pipe simultaneously.

Description

High pressure resistant ball valve

Technical Field

The utility model relates to a ball valve technical field especially relates to a high pressure resistant ball valve.

Background

The high-pressure ball valve is a valve with an opening and closing part driven by a valve rod and rotating around the axis of the valve rod, and is used for hydraulic mechanical equipment, hydraulic switches, natural gas and the like, and the high-pressure ball valve is appeared in the 50 th century, and is rapidly developed into a main valve in short 40 years along with rapid development of scientific technology and continuous improvement of production process and product structure.

Through search, the prior patent (publication number: CN 211924937U) discloses a high-pressure resistant ball valve, which has the problems of sealing performance and high-pressure resistance, but the problem that the pipeline cannot be clamped and fixed exists, so that the pipeline is shaken to fall off due to the sudden water flow, and therefore, the technical personnel in the field provide a high-pressure resistant ball valve to solve the problems in the background art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the high pressure ball valve that proposes should be used for a high pressure ball valve to have better high pressure resistant efficiency, has solved a current high pressure ball valve problem that high pressure resistant intensity is lower than normal when using, should be used for a high pressure ball valve to have possessed the leakproofness well and the function of pressing from both sides tight connecting pipe simultaneously.

In order to achieve the above purpose, the utility model provides a following technical scheme:

a high-pressure-resistant ball valve comprises a ball valve body, wherein a first mounting head is fixedly arranged in the middle of the outer wall of the ball valve body, a second mounting head is fixedly arranged at the upper end of the first mounting head, a third mounting head is fixedly arranged at the upper end of the second mounting head, a valve core rod is arranged in the middle of the first mounting head, the second mounting head and the third mounting head, and a second sealing ring is sleeved on the outer wall of the valve core rod close to the lower end of the valve core rod;

the two side walls of the ball valve main body are respectively connected with matching discs in a welding mode, a second groove is formed in the middle of one side wall, away from the ball valve main body, of each of the two matching discs, a first sealing ring is arranged inside each of the two second grooves, and one side wall, away from the ball valve main body, of each of the two matching discs is detachably connected with an installation disc;

two equal fixedly connected with connecting tube in the middle of the one side of cooperation dish is kept away from to the mounting disc, two the connecting tube outer wall both sides wall all runs through and is provided with the fourth fixed screw, and is a plurality of the equal threaded connection of one end that the fourth fixed screw stretched into connecting tube has the semicircular plate.

Through the technical scheme, the first mounting head, the second mounting head, the third mounting head and the second sealing ring can achieve a good sealing effect while resisting high pressure, a good sealing effect can be achieved when the pipeline is connected by the aid of the matching disc, the mounting disc and the first sealing ring, and the situation that water pressure shakes to cause falling off can be avoided when the pipeline is used through the fourth fixing screw and the half-ring plate.

Furthermore, a first groove is formed in the middle of the upper end face of the second mounting head, a plurality of third fixing screws are fixedly arranged in the first groove, and a plurality of second threaded holes are formed in the upper end face of the second mounting head;

through the technical scheme, the installation space can be increased through the second installation head.

Furthermore, a plurality of third fixing screws are respectively in threaded connection with the first mounting head;

through the technical scheme, the first mounting head can be conveniently mounted and conveniently dismounted through the third fixing screw and the first mounting head in threaded connection.

Furthermore, a plurality of second fixing screws are fixedly arranged on the upper end face of the third mounting head;

through above-mentioned technical scheme, can conveniently install the third installation head through a plurality of second fixed screws.

Furthermore, the second fixing screws are matched with the second threaded holes respectively;

through the technical scheme, the third mounting head can be conveniently detached by matching the second fixing screw with the second threaded hole.

Furthermore, the upper end of the valve core rod is fixedly connected with a turntable;

through the technical scheme, the valve core rod can be conveniently adjusted through the rotary disc.

Furthermore, a plurality of first threaded holes are formed in the side walls of the two matching discs;

through above-mentioned technical scheme, can increase the installation spacing nature through first screw hole.

Furthermore, a plurality of first fixing screws are fixedly arranged on one side wall of each of the two mounting plates and are respectively matched with the first threaded holes;

through the technical scheme, the installation disc can be conveniently and simultaneously conveniently detached by matching the first fixing screws with the first threaded holes.

The utility model discloses following beneficial effect has:

1. the utility model provides a pair of high pressure resistant ball valve compares current high pressure ball valve, and this high pressure ball valve when the installation, at first stretch into first installation head with the case pole in, later screw into first installation head through third fixed screw thread with the second installation head again, later put the second sealing washer to first recess through the case pole again inside, at last again with the third installation head through second fixed screw and second screw hole screw thread screw up can, reached easy to assemble and high pressure resistant effect.

2. The utility model provides a pair of high pressure resistant ball valve compares current high pressure ball valve, and this high pressure ball valve is through being provided with cooperation dish and mounting disc, when installing it, at first will cooperate the dish welding at ball valve main part lateral wall, later with first sealing washer put into the second recess inside again, at last again with the mounting disc through first fixed screw thread screw up to first threaded hole inside can, reached better sealed effect.

3. The utility model provides a pair of high pressure resistant ball valve compares current high pressure ball valve, when this ball valve assembles the pipeline, at first put into the connecting tube with the pipeline inside, later turn round fourth fixed screw make the attached outer wall of semi-ring board can, avoid rivers to produce in an emergency and rock the condition that leads to droing to the pipeline, reached the effect of pressing from both sides tight pipeline.

Drawings

Fig. 1 is an isometric view of a high pressure resistant ball valve according to the present invention;

fig. 2 is a schematic structural view of a second mounting head of a high pressure resistant ball valve according to the present invention;

fig. 3 is a schematic structural view of a high pressure resistant ball valve matching disc provided by the present invention;

fig. 4 is the structural schematic diagram of the valve core rod of the high pressure resistant ball valve provided by the utility model.

Illustration of the drawings:

1. a ball valve body; 2. a first mounting head; 3. installing a disc; 4. a fourth fixing screw; 5. a semi-annular plate; 6. connecting a pipeline; 7. a valve core rod; 8. a turntable; 9. a second threaded hole; 10. a second mounting head; 11. a first groove; 12. a third fixing screw; 13. a first fixing screw; 14. a mating tray; 15. a first threaded hole; 16. a first seal ring; 17. a second groove; 18. a second seal ring; 19. a second fixing screw; 20. and a third mounting head.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: a high-pressure-resistant ball valve comprises a ball valve body 1, wherein a first mounting head 2 is fixedly arranged in the middle of the outer wall of the ball valve body 1, a second mounting head 10 is fixedly arranged at the upper end of the first mounting head 2, a third mounting head 20 is fixedly arranged at the upper end of the second mounting head 10, a valve core rod 7 is arranged in the middle of the first mounting head 2, the second mounting head 10 and the third mounting head 20, a second sealing ring 18 is sleeved on the outer wall of the valve core rod 7 close to the lower end of the valve core rod, and the first mounting head 2, the second mounting head 10, the third mounting head 20 and the second sealing ring 18 can resist high pressure and achieve a good sealing effect;

the two side walls of the ball valve main body 1 are welded and connected with matching discs 14, a second groove 17 is formed in the middle of one side wall of each of the two matching discs 14, which is far away from the ball valve main body 1, a first sealing ring 16 is arranged inside each of the two second grooves 17, one side wall of each of the two matching discs 14, which is far away from the ball valve main body 1, is detachably connected with a mounting disc 3, and the matching discs 14, the mounting discs 3 and the first sealing rings 16 can achieve a good sealing effect when pipelines are connected;

equal fixedly connected with connecting tube 6 in the middle of two mounting discs 3 keep away from one side of

cooperation dish

14, and 6 outer wall both sides walls of two connecting tube all run through and are provided with fourth fixed screw 4, and the equal threaded connection in one end that a plurality of fourth fixed screws 4 stretched into connecting tube 6 has semi-ring plate 5, can avoid water pressure to cause when the pipeline uses to rock the condition that produces and drop through fourth fixed screw 4 and semi-ring plate 5.

The middle of the upper end face of the second mounting head 10 is provided with a first groove 11, a plurality of third fixing screws 12 are fixedly arranged in the first groove 11, the upper end face of the second mounting head 10 is provided with a plurality of second threaded holes 9, the mounting space can be increased through the second mounting head 10, the plurality of third fixing screws 12 are respectively in threaded connection with the first mounting head 2, the first mounting head 2 can be conveniently and conveniently mounted and dismounted through the third fixing screws 12 and the first mounting head 2 in threaded connection, the upper end face of the third mounting head 20 is fixedly provided with a plurality of second fixing screws 19, the third mounting head 20 can be conveniently mounted through the plurality of second fixing screws 19, the plurality of second fixing screws 19 are respectively matched with the second threaded holes 9, the third mounting head 20 can be conveniently dismounted through the second fixing screws 19 and the second threaded holes 9, the upper end of the mounting head 7 is fixedly connected with a rotary table 8, the adjusting valve 7 can be conveniently realized through the rotary table 8, a plurality of first threaded holes 15 are formed in one side wall of each of the two matching discs 14, the mounting discs can be additionally provided with mounting holes 15, the first fixing screws 13, the side walls can be conveniently matched with a plurality of fixing screws 13, and the side walls of the first fixing discs 13, and the side walls of the first fixing screws 13, and the side walls can be conveniently matched with the first fixing screws 13.

The working principle is as follows: the utility model discloses during the use, when installing this high pressure ball valve, at first stretch into first installation head 2 with case pole 7 in, later again with second installation head 10 through third fixed screw 12 screw-thread screw-on to first installation head 2 on, later put second sealing washer 18 through case pole 7 to first recess 11 inside again, last again with third installation head 20 through second fixed screw 19 and second screw hole 9 screw-on can, later this high pressure ball valve through be provided with cooperation dish 14 and mounting disc 3, when installing it, at first with cooperation dish 14 welding at ball valve main part 1 lateral wall, later put into second recess 17 inside with first sealing washer 16 again, at last again with mounting disc 3 through first fixed screw 13 screw-thread screw-on to first screw hole 15 inside can, better sealed effect has been reached, at last when this ball valve is assembled to the pipeline, at first put into connecting tube 6 inside, later turn round again fourth fixed screw 4 make semi-ring board 5 outer wall can, it can to avoid rivers to reach the attached condition that leads to the tight pipeline of clamp to lead to the fact and rock, the pipeline effect of clamp has been pressed from both sides tight.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. A high pressure resistant ball valve, includes ball valve main part (1), its characterized in that: a first mounting head (2) is fixedly arranged in the middle of the outer wall of the ball valve main body (1), a second mounting head (10) is fixedly arranged at the upper end of the first mounting head (2), a third mounting head (20) is fixedly arranged at the upper end of the second mounting head (10), a valve core rod (7) is arranged in the middle of the first mounting head (2), the second mounting head (10) and the third mounting head (20), and a second sealing ring (18) is sleeved on the outer wall of the valve core rod (7) close to the lower end;

the ball valve comprises a ball valve body (1), wherein matching discs (14) are welded on two side walls of the ball valve body (1), a second groove (17) is formed in the middle of one side wall, away from the ball valve body (1), of each of the two matching discs (14), a first sealing ring (16) is arranged inside each of the two second grooves (17), and a mounting disc (3) is detachably connected on one side wall, away from the ball valve body (1), of each of the two matching discs (14);

two equal fixedly connected with connecting tube (6), two in the middle of keeping away from one side of cooperation dish (14) in mounting disc (3) connecting tube (6) outer wall both sides wall all runs through and is provided with fourth fixed screw (4), and is a plurality of the equal threaded connection of one end that connecting tube (6) were stretched into in fourth fixed screw (4) has semicircular plate (5).

2. A high pressure resistant ball valve as claimed in claim 1, wherein: a first groove (11) is formed in the middle of the upper end face of the second mounting head (10), a plurality of third fixing screws (12) are fixedly arranged in the first groove (11), and a plurality of second threaded holes (9) are formed in the upper end face of the second mounting head (10).

3. A high pressure resistant ball valve according to claim 2, wherein: and the third fixing screws (12) are respectively in threaded connection with the first mounting head (2).

4. A high pressure resistant ball valve as claimed in claim 1, wherein: a plurality of second fixing screws (19) are fixedly arranged on the upper end face of the third mounting head (20).

5. A high pressure resistant ball valve according to claim 4, wherein: and the second fixing screws (19) are respectively matched with the second threaded holes (9).

6. A high pressure resistant ball valve according to claim 1, wherein: the upper end of the valve core rod (7) is fixedly connected with a turntable (8).

7. A high pressure resistant ball valve as claimed in claim 1, wherein: a plurality of first threaded holes (15) are formed in one side wall of each of the two matching discs (14).

8. A high pressure resistant ball valve as claimed in claim 1, wherein: two a mounting disc (3) lateral wall all fixes and is provided with a plurality of first fixed screws (13), and is a plurality of first fixed screws (13) are equallyd divide and are do not cooperateed with first screw hole (15).