CN214248348U

CN214248348U - Low-temperature flow control valve

Info

Publication number: CN214248348U
Application number: CN202120144710.7U
Authority: CN
Inventors: 高翔
Original assignee: Kaitai Chuzhou Fluid Control Co ltd
Current assignee: Kaitai Chuzhou Fluid Control Co ltd
Priority date: 2021-01-20
Filing date: 2021-01-20
Publication date: 2021-09-21
Anticipated expiration: 2031-01-20

Abstract

The utility model discloses a low temperature flow control valve, including a firm piece, the upper end four corners threaded connection of a firm piece has a bolt, the lower extreme fixedly connected with controlling means of a firm piece, controlling means's inboard is provided with the valve, and two controlling means's inboard is hugged closely to the valve, No. two fixed blocks of upper end middle part fixedly connected with of a firm piece, the surface front portion and the equal fixedly connected with connecting block in surface rear portion of No. two fixed blocks fixed block a fixed block of fixedly connected with between the front end of connecting block and the rear end, the upper end threaded connection of a fixed block has adjusting device, the surface left part and the equal fixedly connected with damping device in surface right part of No. two fixed blocks. A low temperature flow control valve, through set up controlling means and adjusting device on whole device, reduce frictional resistance, the protective screw rod, easy operation has improved low temperature flow control valve's practicality.

Description

Low-temperature flow control valve

Technical Field

The utility model relates to a control valve technical field, in particular to low temperature flow control valve.

Background

The control valve is made up of two main components: the valve body assembly and the actuating mechanism assembly are divided into four series: the variety of four types of valves can lead to a plurality of different applicable structures, each structure has special application, characteristics, advantages and disadvantages, although some control valves have wider application working conditions than other valves, the control valves cannot be suitable for all working conditions to jointly construct an optimal solution scheme for enhancing performance and reducing cost, 1. in the current low-temperature equipment, the cryogenic fluid is stored and transported and is a common operation process, however, in the process, the valve adopted for filling the cryogenic fluid is often single in structure and cannot be effectively controlled; 2. the existing control valve is inconvenient to process and assemble, has large flow resistance and is easy to generate vortex and noise; therefore, a novel low-temperature flow control valve is provided.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a low temperature flow control valve, which can effectively solve the problems of the prior art.

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

the utility model provides a low temperature flow control valve, includes the piece that stabilizes No. one, the upper end four corners threaded connection of a piece that stabilizes has a bolt No. one, the lower extreme fixedly connected with controlling means of a piece that stabilizes, controlling means's inboard is provided with the valve, and two controlling means's inboard is hugged closely to the valve, No. two fixed blocks of upper end middle part fixedly connected with of a piece that stabilizes, the surface front portion and the equal fixedly connected with connecting block in surface rear portion of No. two fixed blocks fixed block a fixed block of fixedly connected with between the front end of connecting block and the rear end, the upper end threaded connection of a fixed block has adjusting device, the surface left part and the equal fixedly connected with damping device in surface right part of No. two fixed blocks.

Preferably, controlling means includes No. two firm blocks, No. two firm upper end four corners of block are opened there is the screw, No. two firm upper end middle part fixedly connected with gaskets of block, No. one the upper end middle part of gasket is opened there is the spread groove, No. two firm lower extreme fixedly connected with pipe of block, No. two firm lower extreme of block fixed connection at a firm block.

Preferably, damping device includes the connecting plate, the upper end left part and the upper end right part threaded connection of connecting plate have the connecting rod, the surface upper portion threaded connection of connecting rod has No. two bolts, the spring has been cup jointed in the surface middle part of connecting rod, the surface lower part of connecting rod has cup jointed the extension piece, extension piece fixed connection is in the surface left part and the surface right part of No. two fixed blocks.

Preferably, the adjusting device comprises a screw rod, a disc is sleeved on the upper portion of the outer surface of the screw rod, a second gasket is fixedly connected to the upper end of the disc, a third bolt is connected to the upper end of the second gasket in a threaded manner, a valve ball is fixedly connected to the lower portion of the outer surface of the screw rod, and the screw rod is connected to the inner side of a first fixing block in a threaded manner.

Preferably, the four screw holes correspond to the four first bolts in position size, and the connecting groove corresponds to the screw rod in position size.

Preferably, the valve ball corresponds to the position size of the valve, and the disc is positioned right above the circular tube.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses in, through setting up controlling means and adjusting device on whole device, through set up the valve in the pipe, it is corresponding with valve ball position size through the valve, it is rotatory to hold the disc screw thread through manual, make its valve ball break away from the valve, thereby make to communicate with each other in the pipe, through pipe and No. two firm piece fixed mounting, through a bolt, make a firm piece and No. two firm piece threaded mounting, the stability that the screw rod goes up and down has been strengthened, be provided with the gasket No. one through the lower extreme at the spread groove, reduce frictional resistance, the protective screw, and the operation is simple, the practicality of low temperature flow control valve is improved.

2. Through set up damping device on whole device, through set up the connecting rod in extending the piece, through set up the spring at the surface of connecting rod, utilize the elastic action of spring, make its screw rod go up and down more smoothly, reduce valve circulation resistance and start pressure differential, the noise abatement.

Drawings

Fig. 1 is a schematic view of the overall structure of a low-temperature flow control valve of the present invention;

fig. 2 is a schematic view of an overall structure of a control device of a low-temperature flow control valve according to the present invention;

fig. 3 is a schematic view of the overall structure of a damping device of a low-temperature flow control valve according to the present invention;

fig. 4 is a schematic connection diagram of an adjusting device of the low-temperature flow control valve of the present invention.

In the figure: 1. a first fixed block; 2. connecting blocks; 3. a second fixed block; 4. a first bolt; 5. a first stabilizing block; 6. a valve; 7. a control device; 8. a damping device; 9. an adjustment device; 71. a circular tube; 72. a second stabilizing block; 73. a screw hole; 74. a first gasket; 75. connecting grooves; 81. an extension block; 82. a spring; 83. a second bolt; 84. a connecting rod; 85. a connecting plate; 91. a disc; 92. a screw; 93. a valve ball; 94. a second gasket; 95. and a third bolt.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-4, a low temperature flow control valve, including a firm piece 5, the upper end four corners threaded connection of a firm piece 5 has bolt 4 No. one, the lower extreme fixedly connected with controlling means 7 of a firm piece 5, controlling means 7's inboard is provided with valve 6, and two valves 6 hug closely the inboard of controlling means 7, No. two fixed blocks 3 of upper end middle part fixedly connected with of a firm piece 5, the equal fixedly connected with connecting block 2 in surface front portion and the surface rear portion of No. two fixed blocks 3, No. 1 fixed block of fixedly connected with between the front end of two connecting blocks 2 and the rear end, the upper end threaded connection of a fixed block 1 has adjusting device 9, the equal fixedly connected with damping device 8 in surface left part and the surface right part of No. two fixed blocks 3.

The control device 7 comprises a second stabilizing block 72, screw holes 73 are formed in four corners of the upper end of the second stabilizing block 72, a first gasket 74 is fixedly connected to the middle of the upper end of the second stabilizing block 72, friction resistance is reduced, a screw rod 92 is protected, a connecting groove 75 is formed in the middle of the upper end of the first gasket 74, a round pipe 71 is fixedly connected to the lower end of the second stabilizing block 72, the second stabilizing block 72 is fixedly connected to the lower end of the first stabilizing block 5, the damping device 8 comprises a connecting plate 85, a connecting rod 84 is in threaded connection with the left portion and the right portion of the upper end of the connecting plate 85, a second bolt 83 is in threaded connection with the upper portion of the outer surface of the connecting rod 84, a spring 82 is sleeved in the middle of the outer surface of the connecting rod 84, the screw rod 92 is smoother in the lifting process by utilizing the elastic action of the spring 82, an extending block 81 is sleeved on the lower portion of the outer surface of the connecting rod 84, the extending block 81 is fixedly connected to the left portion and the right portion of the outer surface of the second stabilizing block 3, adjusting device 9 includes screw rod 92, disc 91 has been cup jointed on the surface upper portion of screw rod 92, disc 91's upper end fixedly connected with No. two gaskets 94, No. two gasket 94's upper end threaded connection has No. three bolts 95, screw rod 92's surface lower part fixedly connected with valve ball 93, screw rod 92 threaded connection is inboard at a fixed block 1, four screw 73 correspond with the position size of four bolts 4, thereby make a firm piece 5 and No. two firm piece 72 threaded mounting, connecting groove 75 corresponds with screw rod 92's position size, thereby make screw rod 92 threaded mounting in No. two firm piece 72, valve ball 93 corresponds with the position size of valve 6, through the rotatory screw thread of disc 91 of manually holding, make its valve ball 93 break away from valve 6, reduce valve 6 circulation resistance and starting pressure differential, disc 91 is located the directly over pipe 71.

It should be noted that the utility model relates to a low temperature flow control valve, through the fixed mounting connecting block 2 on the outer surface of the fixed block 1 and the fixed block 3, the stability of the extension block 81 is enhanced, through setting the connecting rod 84 in the extension block 81, through setting the spring 82 on the outer surface of the connecting rod 84, utilize the elastic action of the spring 82, make its screw 92 more smooth in the process of lifting, reduce the circulation resistance and the starting pressure difference of the valve 6, reduce the noise, through setting the valve 6 in the circular tube 71, through the position size correspondence of the valve 6 and the valve ball 93, through the manual thread rotation of the disc 91, make its valve ball 93 break away from the valve 6, thereby make the circular tube 71 communicate with each other, through the fixed mounting of the circular tube 71 and the fixed block 72 of the second number, through the bolt 4, make the fixed block 5 and the fixed block 72 of the second number screwed mounting, enhance the lifting stability of the screw 92, through being provided with gasket 74 No. one at the lower extreme of spread groove 75, reduce frictional resistance, protection screw 92, easy operation, whole device simple structure, strong adaptability is favorable to the use of low temperature flow control valve.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A cryogenic flow control valve, includes a firm piece (5), its characterized in that: the four corners of the upper end of the first stabilizing block (5) are in threaded connection with a first bolt (4), the lower end of the first stabilizing block (5) is fixedly connected with a control device (7), the inner side of the control device (7) is provided with a valve (6), the two valves (6) are tightly attached to the inner side of the control device (7), the middle part of the upper end of the first stabilizing block (5) is fixedly connected with a second fixing block (3), the front part and the rear part of the outer surface of the second fixed block (3) are both fixedly connected with connecting blocks (2), a first fixed block (1) is fixedly connected between the front end and the rear end of the two connecting blocks (2), the upper end of the first fixed block (1) is in threaded connection with an adjusting device (9), and the left part of the outer surface and the right part of the outer surface of the second fixing block (3) are fixedly connected with damping devices (8).

2. A cryogenic flow control valve according to claim 1, wherein: controlling means (7) are including No. two firm piece (72), the upper end four corners of No. two firm piece (72) is opened there are screw (73), No. two upper end middle part fixedly connected with gasket (74) of firm piece (72), open the upper end middle part of gasket (74) has spread groove (75), the lower extreme fixedly connected with pipe (71) of No. two firm piece (72), No. two firm piece (72) fixed connection is at the lower extreme of a firm piece (5).

3. A cryogenic flow control valve according to claim 1, wherein: damping device (8) are including connecting plate (85), the upper end left part and the upper end right part threaded connection of connecting plate (85) have connecting rod (84), the surface upper portion threaded connection of connecting rod (84) has No. two bolts (83), spring (82) have been cup jointed in the surface middle part of connecting rod (84), extension piece (81) have been cup jointed to the surface lower part of connecting rod (84), extension piece (81) fixed connection is in the surface left part and the surface right part of No. two fixed blocks (3).

4. A cryogenic flow control valve according to claim 1, wherein: adjusting device (9) include screw rod (92), disc (91) have been cup jointed on the surface upper portion of screw rod (92), No. two gaskets (94) of upper end fixedly connected with of disc (91), the upper end threaded connection of No. two gaskets (94) has No. three bolt (95), the surface lower part fixedly connected with valve ball (93) of screw rod (92), screw rod (92) threaded connection is inboard in fixed block (1).

5. A cryogenic flow control valve according to claim 2, wherein: the four screw holes (73) correspond to the four first bolts (4) in position size, and the connecting groove (75) corresponds to the screw rod (92) in position size.

6. The cryogenic flow control valve of claim 4, wherein: the position size of the valve ball (93) corresponds to that of the valve (6), and the disc (91) is positioned right above the circular tube (71).