CN213271173U

CN213271173U - Micro-opening safety valve with handle threaded connection

Info

Publication number: CN213271173U
Application number: CN202021326222.XU
Authority: CN
Inventors: 傅炳亮
Original assignee: Zhejiang Fuchao Safety Valve Manufacturing Co ltd
Current assignee: Zhejiang Fuchao Safety Valve Manufacturing Co ltd
Priority date: 2020-07-08
Filing date: 2020-07-08
Publication date: 2021-05-25
Anticipated expiration: 2030-07-08

Abstract

The utility model discloses a take handle threaded connection to open formula relief valve a little belongs to relief valve technical field. The utility model discloses a valve body, the inlet has been seted up to the bottom of valve body inner chamber, the liquid outlet has been seted up in the left side of valve body inner chamber, the top fixedly connected with drive frame of valve body, the top swing joint of drive frame has the screw cap soon, the fixed surface of screw cap is connected with the handle, the inner chamber of screw cap soon is equipped with the spiral shell piece, the equal fixedly connected with dead lever in both sides of spiral shell piece. The utility model discloses can make the device reach convenient to use's function, solve the relief valve on the current market and do not possess the function of convenient to operate and use, the valve body is adjusted comparatively loaded down with trivial details, and the result of use is not good, influences going on of pressure detection work, is unfavorable for the problem of operation and use.

Description

Micro-opening safety valve with handle threaded connection

Technical Field

The utility model belongs to the technical field of the relief valve, specifically be a take handle threaded connection to open formula relief valve a little.

Background

The safety valve is a special valve which is in a normally closed state under the action of external force, when the pressure of a medium in equipment or a pipeline rises to exceed a specified value, the medium is discharged to the outside of a system to prevent the pressure of the medium in the pipeline or the equipment from exceeding the specified value, the safety valve is mainly used for boilers, pressure containers and pipelines, the control pressure does not exceed the specified value, the safety valve plays an important role in protecting personal safety and equipment operation, and the injection safety valve can be used only through a pressure test.

Need use the relief valve when carrying out safety control to pipeline medium pressure, the relief valve on the existing market does not possess the function of convenient to operate and use, and the valve body is adjusted comparatively loaded down with trivial details, and the result of use is not good, influences going on of pressure measurement work, and the operation that is unfavorable for is used.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a take handle threaded connection to open formula relief valve a little, possess the advantage of being convenient for operation and use, solved and opened the formula relief valve a little on the current market and do not possess the function of being convenient for operation and use, the valve body is adjusted comparatively loaded down with trivial details, and the result of use is not good, influences going on of pressure measurement work, is unfavorable for the problem of operation and use.

The utility model provides a following technical scheme: the utility model provides a take handle threaded connection to open formula relief valve a little, includes the valve body, the inlet has been seted up to the bottom of valve body inner chamber, the liquid outlet has been seted up in the left side of valve body inner chamber, the top fixedly connected with drive frame of valve body, the top swing joint of drive frame has the screw cap, the fixed surface of screw cap is connected with the handle, the inner chamber of screw cap is equipped with the spiral shell piece, the equal fixedly connected with dead lever in both sides of spiral shell piece, the dead lever is kept away from one side of spiral shell piece and the junction fixed connection of screw cap, the inner chamber threaded connection of spiral shell piece has the screw rod, the bottom of screw rod runs through drive frame and extends to the inner chamber department of valve body, the sealed awl of the bottom fixedly connected with of screw rod, the equal fixedly connected with in both sides of.

The equal fixedly connected with gag lever post in both sides of screw rod, one side fixedly connected with slider of screw rod is kept away from to the gag lever post, the spout that uses with the slider cooperation is all seted up to the both sides of drive frame inner chamber.

The left side and the bottom of the valve body are fixedly connected with connecting flanges, and mounting connecting holes are formed in the surfaces of the connecting flanges.

The equal fixedly connected with spacing arc in bottom of cap inner chamber both sides soon, the equal fixedly connected with in top of drive frame inner chamber both sides and spacing ring that spacing arc cooperation was used.

The bottom fixedly connected with of drive frame inner chamber is with the sealing washer that the screw rod cooperation was used, the thickness of sealing washer is 6 mm.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses can make the device reach convenient to use's function, solve the relief valve on the current market and do not possess the function of convenient to operate and use, the valve body is adjusted comparatively loaded down with trivial details, and the result of use is not good, influences going on of pressure detection work, is unfavorable for the problem of operation and use.

2. By using the sliding block and the sliding groove, the phenomenon that the use of the screw is influenced by shaking during use can be effectively avoided, and the stability of the screw during use is improved;

by using the connecting flange, the connection can be more convenient, and the connecting operation and use are convenient;

by using the limiting arc and the limiting ring, the phenomenon that the use of the screw cap is influenced by shaking during rotation can be effectively avoided, and the stability of the screw rod during movement is improved;

through the use of the sealing ring, the phenomenon that the screw rod is abnormally abraded to influence use when moving can be effectively avoided, and the service life of the screw rod is prolonged.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a sectional view of the driving frame of the present invention.

In the figure: 1. a valve body; 2. a liquid inlet; 3. sealing the cone; 4. sealing the boss; 5. a screw; 6. a drive frame; 7. a handle; 8. screwing the cap; 9. a connecting flange; 10. a liquid outlet; 11. fixing the rod; 12. a chute; 13. a limiting rod; 14. a seal ring; 15. a slider; 16. and (5) a screw block.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-2, a micro-start safety valve with a threaded connection handle comprises a valve body 1, wherein a connecting flange 9 is fixedly connected to the left side and the bottom of the valve body 1, a mounting connecting hole is formed in the surface of the connecting flange 9, the connecting flange 9 can be used for more convenient connection and connection operation, a liquid inlet 2 is formed in the bottom of an inner cavity of the valve body 1, a liquid outlet 10 is formed in the left side of the inner cavity of the valve body 1, a driving frame 6 is fixedly connected to the top of the valve body 1, a screw cap 8 is movably connected to the top of the driving frame 6, limiting arcs are fixedly connected to the bottoms of two sides of the inner cavity of the screw cap 8, limiting rings matched with the limiting arcs are fixedly connected to the tops of two sides of the inner cavity of the driving frame 6, the phenomenon that the screw cap 8 shakes during rotation to affect use can be effectively avoided through the use of the limiting, the surface of the screw cap 8 is fixedly connected with a handle 7, the inner cavity of the screw cap 8 is provided with a screw block 16, both sides of the screw block 16 are fixedly connected with a fixed rod 11, one side of the fixed rod 11, far away from the screw block 16, is fixedly connected with the joint of the screw cap 8, the inner cavity of the screw block 16 is in threaded connection with a screw rod 5, both sides of the screw rod 5 are fixedly connected with a limiting rod 13, one side of the limiting rod 13, far away from the screw rod 5, is fixedly connected with a slide block 15, both sides of the inner cavity of the driving frame 6 are provided with slide grooves 12 matched with the slide block 15, through the use of the slide block 15 and the slide grooves 12, the phenomenon that the use is influenced by the shaking of the screw rod 5 in use can be effectively avoided, the stability of the screw rod 5 in use is improved, the bottom of the screw rod 5 penetrates through the driving frame 6 and extends to the inner cavity of, the thickness of sealing washer 14 is 6mm, through the use of sealing washer 14, can effectively avoid screw rod 5 to appear the phenomenon that unusual wearing and tearing influence was used when removing, has promoted screw rod 5's life, and the equal fixedly connected with in both sides of 1 inner chamber bottom of valve body cooperates sealed boss 4 of using with sealed awl 3.

Through rotating handle 7, the rotation through handle 7 drives and revolves cap 8 and rotate, the rotation through revolving cap 8 drives dead lever 11 and rotates, rotation through dead lever 11 drives spiral shell piece 16 and rotates, the rotation through spiral shell piece 16 drives screw rod 5 and removes, the removal through screw rod 5 drives sealed awl 3 and removes and make it remove and closely remove the relation between sealed boss 4, can open the pressure release to valve body 1, cooperation through the above-mentioned structure, can make the device reach the function of being convenient for to operate and use.

Claims

1. The utility model provides a take handle threaded connection to open formula relief valve a little, includes valve body (1), its characterized in that: the liquid inlet (2) is formed in the bottom of the inner cavity of the valve body (1), the liquid outlet (10) is formed in the left side of the inner cavity of the valve body (1), the driving frame (6) is fixedly connected to the top of the valve body (1), the screwing cap (8) is movably connected to the top of the driving frame (6), the handle (7) is fixedly connected to the surface of the screwing cap (8), the inner cavity of the screwing cap (8) is provided with a screw block (16), fixing rods (11) are fixedly connected to the two sides of the screw block (16), one side, far away from the screw block (16), of each fixing rod (11) is fixedly connected to the joint of the screwing cap (8), the inner cavity of the screw block (16) is in threaded connection with a screw rod (5), the bottom of the screw rod (5) penetrates through the driving frame (6) and extends to the inner cavity of the valve body (1), and a sealing cone (3), the sealing cone (3) is fixedly connected to the two sides of the bottom of the inner cavity of the valve body (1) and matched with the sealing bosses (4).

2. The threaded connection micro-start safety valve with the handle according to claim 1, wherein: the equal fixedly connected with gag lever post (13) in both sides of screw rod (5), one side fixedly connected with slider (15) of screw rod (5) are kept away from gag lever post (13), spout (12) that use with slider (15) cooperation are all seted up to the both sides of drive frame (6) inner chamber.

3. The threaded connection micro-start safety valve with the handle according to claim 2, wherein: the valve is characterized in that the left side and the bottom of the valve body (1) are fixedly connected with connecting flanges (9), and mounting and connecting holes are formed in the surfaces of the connecting flanges (9).

4. The threaded connection micro-start safety valve with the handle according to claim 3, wherein: the equal fixedly connected with spacing arc in bottom of screw cap (8) inner chamber both sides, the equal fixedly connected with spacing ring that uses with the spacing arc cooperation in top of drive frame (6) inner chamber both sides.

5. The threaded connection micro-start safety valve with the handle according to claim 4, wherein: the bottom fixedly connected with of drive frame (6) inner chamber is with sealing washer (14) that screw rod (5) cooperation was used, the thickness of sealing washer (14) is 6 mm.