CN219493201U

CN219493201U - Three-piece type full-package inclined rod discharging valve

Info

Publication number: CN219493201U
Application number: CN202320725317.6U
Authority: CN
Inventors: 余胜洁; 黄存信; 季新乐; 董加锦; 何志谱
Original assignee: Zhejiang Anchor Control Valve Technologies Co ltd
Current assignee: Zhejiang Anchor Control Valve Technologies Co ltd
Priority date: 2023-03-31
Filing date: 2023-03-31
Publication date: 2023-08-08
Anticipated expiration: 2033-03-31

Abstract

The utility model discloses a three-piece type full-package diagonal rod discharging valve which comprises a valve body, a first main bolt, an arc-shaped flange, a second main bolt, a valve cover, a runner, a full-package valve seat, a ball body, a valve rod and an actuator, wherein the valve body is provided with a valve seat; the valve body side has offered the mounting groove, is provided with interior heat preservation unit in the mounting groove, and interior heat preservation unit is including main casing, lower extreme groove, lower extreme seat, first small-size bolt, extension arm, upper end plate, second small-size bolt, extension groove, third small-size bolt, stroke way, sliding block, heat preservation cavity, first passageway, second passageway, small-size spring, patchhole, application of force inserted link and first contact surface. The utility model has the following advantages and effects: the internal temperature rising of the valve body is realized through the internal heat preservation unit, a layer of heat preservation material is not required to be wrapped outside the valve, and the valve can be normally used in a cold environment and is very convenient.

Description

Three-piece type full-package inclined rod discharging valve

Technical Field

The utility model relates to the technical field of valves, in particular to a three-piece type full-package inclined rod discharging valve.

Background

The valve is a pipeline accessory for opening and closing a pipeline, controlling the flow direction, adjusting and controlling parameters (temperature, pressure and flow rate) of a conveying medium. Depending on their function, they can be classified into shutoff valves, check valves, regulating valves, etc. The discharging valve is one of valves, so that when the existing discharging valve works in a low-temperature cold environment, the valve rod is easy to freeze and cannot rotate; the solution is to wrap a layer of heat preservation material outside the discharge valve to improve the temperature of the valve body, but the step of wrapping the heat preservation material is complicated, and the defect of time and labor waste exists.

Disclosure of Invention

The utility model aims to provide a three-piece type full-package inclined rod discharging valve, which aims to solve the problems in the background technology.

The technical aim of the utility model is realized by the following technical scheme: the three-piece type full-packing inclined rod discharging valve comprises a valve body, wherein one end of the valve body is fixedly provided with an arc flange through a first main bolt, the other end of the valve body is fixedly provided with a valve cover through a second main bolt, a flow passage for a fluid medium to pass through is formed in the valve body, a full-packing valve seat and a ball body are arranged in the flow passage, the ball body is matched with the full-packing valve seat through rotation to cut off the flow passage, the upper end of the valve body is provided with a valve rod fixed with the ball body, the valve rod and the flow passage are obliquely arranged, and an actuator for providing driving force for the valve rod is fixedly arranged at the upper end of the valve rod;

a mounting groove is formed in the side of the valve body, and an inner heat preservation unit is arranged in the mounting groove; the inner heat preservation unit comprises a main shell, a lower end groove is formed in the lower end of the main shell, a lower end seat is arranged in the lower end groove, and the lower end seat and the main shell are fixed through a first small bolt; the upper end of the main shell is fixedly provided with an extension arm, the upper end of the main shell is provided with an upper end plate, the extension arm and the upper end plate are fixed through a second small-sized bolt, the installation groove is provided with an extension groove for placing the extension arm, and the extension arm is fixedly provided with a third small-sized bolt screwed into the extension groove;

a travel path is arranged between the main shell and the mounting groove, the upper end and the lower end of the travel path are respectively sealed by an upper end plate and a lower end seat, a sliding block is slidably arranged in the travel path, a heat preservation chamber is arranged in the sliding block, a first channel communicated with the heat preservation chamber is arranged on the left side of the sliding block, a second channel is arranged on the left end of the main shell, a small spring is arranged between the lower end of the sliding block and the lower end seat, and the sliding block is pushed up based on the elastic acting force of the small spring, so that the first channel and the second channel are kept separate; an inserting hole is formed in the left end of the main shell, the inserting hole is perpendicular to the travel path, a force application inserting rod is inserted into the inserting hole and can continuously extend into the travel path, an arc-shaped first contact surface is arranged at the upper end of the sliding block, and the force application inserting rod can push the sliding block to continuously move downwards after being contacted with the first contact surface; when the force application inserted bar is inserted to be propped against the inner side wall of the mounting groove, the second channel is connected with the first channel, and heat preservation medium can be injected into the heat preservation chamber through the second channel.

The further arrangement is that: the right end part of the force application inserted link is provided with an arc-shaped second contact surface.

The further arrangement is that: the outer side wall of the main shell is fixedly provided with an interface tube connected with the second channel.

The further arrangement is that: the outer side wall of the sliding block is provided with a sealing ring, and the sealing ring is positioned above the first channel.

The further arrangement is that: the lower extreme of sliding block seted up sunken groove to be provided with the stopper in sunken inslot, the upper end of stopper fixedly be provided with the bolt head, this bolt head screw in and fix the tank bottom in sunken groove, the lower extreme of stopper stretch into to inside the small-size spring.

The utility model has the beneficial effects that:

1. in the utility model, the valve body, the arc flange and the valve cover form a three-section structure, so that the valve is convenient to install and detach; the fully-packed valve seat can effectively prevent the accumulation of materials in the flow passage; the valve rod and the flow channel are obliquely arranged, so that the actuator and the valve body can be effectively prevented from collision. Meanwhile, the mounting groove is formed in the valve body, the inner heat-insulating unit is arranged in the mounting groove, the temperature of the interior of the valve body is raised through the inner heat-insulating unit, a layer of heat-insulating material is not required to be wrapped outside the valve, and the valve can be normally used in a cold environment and is very convenient.

2. The sliding block is slidably arranged in the travel path, the heat-preserving chamber is arranged in the sliding block, the heat-preserving chamber is driven to move along with the sliding of the sliding block, the first channel communicated with the heat-preserving chamber is arranged on the sliding block, the second channel is arranged on the main shell, the connection or separation between the second channel and the first channel can be realized along with the sliding of the sliding block, the sliding block can be pushed to move upwards by the arrangement of the small spring, the second channel and the first channel can be further kept in a separated state, and at the moment, the heat-preserving chamber is in a sealed state, and heat-preserving gas in the heat-preserving chamber can be prevented from leaking; when the heat preservation gas is required to be injected or replaced, the force application inserted rod is inserted into the insertion hole, and then the force application inserted rod can push the sliding block to continuously move downwards after being contacted with the first contact surface until the second channel is connected with the first channel; at this time, the heat preservation chamber is in an open state, and heat preservation gas can be injected or replaced.

3. The first contact surface and the second contact surface can improve the contact smoothness of the force application inserted link and the sliding block.

4. In the utility model, the interface tube is arranged, so that the interface tube is conveniently connected with the second channel and is filled with heat preservation gas.

5. According to the utility model, the sealing ring is arranged, so that the sealing performance of the heat-insulating chamber can be improved.

6. The limiting block can play a role in limiting the small-sized spring.

Drawings

FIG. 1 is a schematic diagram of an embodiment;

fig. 2 is an enlarged view of a portion a in fig. 1.

In the figure: 11. a valve body; 121. a first main bolt; 122. a second main bolt; 13. an arc-shaped flange; 14. a valve cover; 15. a flow passage; 16. a full-packing valve seat; 17. a sphere; 18. a valve stem; 19. an actuator; 21. a mounting groove; 31. a main housing; 32. a lower end groove; 33. a lower end seat; 341. a first small bolt; 342. a second miniature bolt; 343. a third miniature bolt; 35. an extension arm; 36. an upper end plate; 37. an extension groove; 42. a sliding block; 421. a first contact surface; 43. a heat-insulating chamber; 51. a first channel; 52. a second channel; 53. an interface tube; 61. a small spring; 71. an insertion hole; 72. a force application inserted link; 721. a second contact surface; 81. a seal ring; 91. a concave groove; 92. a limiting block; 93. a bolt head.

Detailed Description

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

As shown in fig. 1 and 2;

the embodiment discloses a three-piece type full-package diagonal rod discharging valve, which comprises a valve body 11, wherein one end of the valve body 11 is fixedly provided with an arc flange 13 through a first main bolt 121, the other end of the valve body 11 is fixedly provided with a valve cover 14 through a second main bolt 122, a flow passage 15 for a fluid medium to pass through is arranged in the valve body 11, a full-package valve seat 16 and a ball 17 are arranged in the flow passage 15, the ball 17 is matched with the full-package valve seat 16 through rotation to intercept the flow passage 15, the upper end of the valve body 11 is provided with a valve rod 18 fixed with the ball 17, the valve rod 18 and the flow passage 15 are obliquely arranged, and an actuator 19 for providing driving force for the valve rod 18 is fixedly arranged at the upper end of the valve rod 18; the actuator 19 is of conventional construction in a valve.

A mounting groove 21 is formed on the side of the valve body 11, and an inner heat preservation unit is arranged in the mounting groove 21; the inner heat preservation unit comprises a main shell 31, a lower end groove 32 is formed in the lower end of the main shell 31, a lower end seat 33 is arranged in the lower end groove 32, and the lower end seat 33 and the main shell 31 are fixed through a first small bolt 341; an extension arm 35 is fixedly arranged at the upper end of the main shell 31, an upper end plate 36 is arranged at the upper end of the main shell 31, the extension arm 35 and the upper end plate 36 are fixed through a second small bolt 342, an extension groove 37 for placing the extension arm 35 is formed in the mounting groove 21, and a third small bolt 343 screwed into the extension groove 37 is fixedly arranged on the extension arm 35;

a travel path is arranged between the main shell 31 and the mounting groove 21, the upper end and the lower end of the travel path are respectively closed by the upper end plate 36 and the lower end seat 33, a sliding block 42 is slidably arranged in the row Cheng Daona, a heat preservation chamber 43 is arranged in the sliding block 42, a first channel 51 communicated with the heat preservation chamber 43 is arranged at the left side of the sliding block 42, a second channel 52 is arranged at the left end of the main shell 31, a small spring 61 is arranged between the lower end of the sliding block 42 and the lower end seat 33, the sliding block 42 is pushed up based on the elastic acting force of the small spring 61, and the first channel 51 and the second channel 52 are kept separated; an insertion hole 71 is formed in the left end of the main housing 31, the insertion hole 71 is perpendicular to the travel path, a force application insertion rod 72 is inserted into the insertion hole 71, the force application insertion rod 72 can continuously extend into the travel path, an arc-shaped first contact surface 421 is arranged at the upper end of the sliding block 42, and the force application insertion rod 72 can push the sliding block 42 to continuously move downwards after contacting with the first contact surface 421; when the urging rod 72 is inserted to abut against the inner wall of the mounting groove 21, the second passage 52 is connected to the first passage 51, and the insulating medium can be injected into the insulating chamber 43 through the second passage 52.

In this embodiment, a certain radian extends from the upper end of the heat-preserving chamber 43 to increase the area of the heat-preserving chamber 43; the heat-insulating chamber 43 is positioned close to the valve rod 18, so that the heat transfer efficiency can be improved; the valve body 11 is made of a heat-conductive material.

Wherein the right end of the apply plunger 72 is provided with an arcuate second contact surface 721.

Wherein, the outer side wall of the main housing 31 is fixedly provided with a mouthpiece 53 connected with the second channel 52.

Wherein, the outer side wall of the sliding block 42 is provided with a sealing ring 81, and the sealing ring 81 is positioned above the first channel 51; the seal ring 81 is a graphite seal ring 81.

The lower end of the sliding block 42 is provided with a concave groove 91, a limiting block 92 is arranged in the concave groove 91, a bolt head 93 is fixedly arranged at the upper end of the limiting block 92, the bolt head 93 is screwed into and fixed at the bottom of the concave groove 91, and the lower end of the limiting block 92 extends into the small spring 61.

The working principle of the embodiment is as follows:

when the valve body 11 needs to be insulated, the force application inserting rod 72 is inserted into the insertion hole 71, then the force application inserting rod 72 can push the sliding block 42 to continuously move downwards after being contacted with the first contact surface 421, when the force application inserting rod 72 is inserted to be abutted against the inner side wall of the mounting groove 21, the second channel 52 is connected with the first channel 51, and an insulation medium can be injected into the insulation cavity 43 through the interface tube 53 connected with the second channel 52; after the heat preservation medium is injected, the force-applying inserting rod 72 is pulled out, the sliding block 42 is pushed to move upwards under the elastic force of the small spring 61, so that the second channel 52 and the first channel 51 are kept in a separated state, and at the moment, the heat preservation chamber 43 is in a sealed state, and heat preservation gas in the heat preservation chamber 43 can be prevented from leaking; the upper end plate 36 can act as a stop against the slider 42.

The present embodiment is only for explanation of the present utility model and is not to be construed as limiting the present utility model, and modifications to the present embodiment, which may not creatively contribute to the present utility model as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present utility model.

Claims

1. A three-piece type full-package diagonal rod discharging valve is characterized in that: the valve comprises a valve body (11), wherein one end of the valve body (11) is fixedly provided with an arc-shaped flange (13) through a first main bolt (121), the other end of the valve body is fixedly provided with a valve cover (14) through a second main bolt (122), a flow passage (15) for a fluid medium to pass through is formed in the valve body (11), a fully-covered valve seat (16) and a ball body (17) are arranged in the flow passage (15), the ball body (17) is matched with the fully-covered valve seat (16) through rotation to cut off the flow passage (15), the upper end of the valve body (11) is provided with a valve rod (18) fixed with the ball body (17), the valve rod (18) and the flow passage (15) are obliquely arranged, and an actuator (19) for providing driving force for the valve rod (18) is fixedly arranged at the upper end of the valve rod (18).

A mounting groove (21) is formed in the side of the valve body (11), and an inner heat preservation unit is arranged in the mounting groove (21); the inner heat preservation unit comprises a main shell (31), a lower end groove (32) is formed in the lower end of the main shell (31), a lower end seat (33) is arranged in the lower end groove (32), and the lower end seat (33) is fixed with the main shell (31) through a first small bolt (341); the upper end of the main shell (31) is fixedly provided with an extension arm (35), the upper end of the main shell (31) is provided with an upper end plate (36), the extension arm (35) and the upper end plate (36) are fixed through a second small bolt (342), the mounting groove (21) is provided with an extension groove (37) for placing the extension arm (35), and the extension arm (35) is fixedly provided with a third small bolt (343) screwed into the extension groove (37);

a travel path is formed between the main shell (31) and the mounting groove (21), the upper end and the lower end of the travel path are respectively sealed by an upper end plate (36) and a lower end seat (33), a sliding block (42) is slidably arranged in the travel path, a heat preservation chamber (43) is formed in the sliding block (42), a first channel (51) communicated with the heat preservation chamber (43) is formed in the left side of the sliding block (42), a second channel (52) is formed in the left end of the main shell (31), a small spring (61) is arranged between the lower end of the sliding block (42) and the lower end seat (33), and the sliding block (42) is pushed upwards based on the elastic acting force of the small spring (61), so that the first channel (51) and the second channel (52) are kept separated; an inserting hole (71) is formed in the left end of the main shell (31), the inserting hole (71) is perpendicular to the travel path, a force application inserting rod (72) is inserted in the inserting hole (71), the force application inserting rod (72) can continuously extend into the travel path, an arc-shaped first contact surface (421) is arranged at the upper end of the sliding block (42), and the force application inserting rod (72) can push the sliding block (42) to continuously move downwards after being contacted with the first contact surface (421); when the force application inserting rod (72) is inserted into the position abutting against the inner side wall of the mounting groove (21), the second channel (52) is connected with the first channel (51), and a heat preservation medium can be injected into the heat preservation chamber (43) through the second channel (52).

2. The three-piece fully-enclosed diagonal draw valve of claim 1, wherein: the right end part of the force application inserted link (72) is provided with an arc-shaped second contact surface (721).

3. The three-piece fully-enclosed diagonal draw valve of claim 1, wherein: an interface tube (53) connected with the second channel (52) is fixedly arranged on the outer side wall of the main shell (31).

4. The three-piece fully-enclosed diagonal draw valve of claim 1, wherein: a sealing ring (81) is arranged on the outer side wall of the sliding block (42), and the sealing ring (81) is located above the first channel (51).

5. The three-piece fully-enclosed diagonal draw valve of claim 1, wherein: the lower extreme of sliding block (42) seted up sunken groove (91) to be provided with stopper (92) in sunken groove (91), the upper end of stopper (92) fixedly be provided with bolt head (93), this bolt head (93) screw in and fix the tank bottom in sunken groove (91), the lower extreme of stopper (92) stretch into inside small-size spring (61).