CN215635063U

CN215635063U - Steam reducing valve that suitability is strong

Info

Publication number: CN215635063U
Application number: CN202122394909.8U
Authority: CN
Inventors: 胡小龙; 谢忠孝
Original assignee: Yongjia County Chenzheng Valve Manufacturing Co ltd
Current assignee: Yongjia County Chenzheng Valve Manufacturing Co ltd
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-01-25
Anticipated expiration: 2031-09-30

Abstract

The utility model discloses a steam pressure reducing valve with strong applicability, which comprises a pilot valve and a main valve arranged on the pilot valve, wherein the main valve comprises a valve body, a valve seat and a valve rod, the valve seat and the valve rod are positioned in the valve body, a partition layer used for installing the valve seat is arranged in the valve body, and the valve rod penetrates through the valve seat and is detachably connected with a valve clack. According to the valve plate, the butt joint groove on the valve clack is aligned to the bottom of the valve rod, the limiting pin and the vertical section of the sliding groove are located on the same central line at the moment, the valve clack is pushed upwards, the valve rod enters the butt joint groove, meanwhile, the positioning rod is inserted into the reserved groove, the limiting pin moves to the top end of the limiting pin along the vertical section of the sliding groove, then the valve clack is rotated, the valve clack drives the limiting pin to move to the horizontal section of the sliding groove through the positioning rod, and the limiting block is driven to move to the position above the clamping block when the valve clack rotates, so that the valve plate is quickly and stably installed on the valve rod, and the valve clack is convenient to replace when the valve clack is abraded.

Description

Steam reducing valve that suitability is strong

Technical Field

The utility model relates to the technical field of steam pressure reducing valves, in particular to a steam pressure reducing valve with strong applicability.

Background

The steam pressure reducing valve adopts the opening degree of an opening and closing part in a control valve body to adjust the flow of a medium, reduces the pressure of the medium, adjusts the opening degree of the opening and closing part by means of the action of the pressure behind the valve, keeps the pressure behind the valve in a certain range, keeps the pressure at an outlet in a set range under the condition that the pressure at the inlet is continuously changed, and protects the subsequent life production appliances.

Current steam relief pressure valve is in the use, and valve clack and disk seat can take place the friction for the wearing and tearing phenomenon appears in the valve clack, and carries out fixed connection through the fastener usually between valve clack and the valve rod among the prior art, when changing the valve clack, need demolish the subassembly of relief pressure valve by a large scale, reduced the change efficiency of valve clack.

SUMMERY OF THE UTILITY MODEL

The utility model aims to: in order to solve the problems, the steam pressure reducing valve with strong applicability is provided.

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

the utility model provides a steam relief pressure valve that suitability is strong, includes the pilot valve and installs the main valve on the pilot valve, the main valve includes the valve body and is located inside disk seat and the valve rod of valve body, the inside of valve body is provided with the partition layer that is used for installing the disk seat, the valve rod runs through the disk seat and can dismantle and be connected with the valve clack, the lower terminal surface of valve clack passes through regulating spring and installs the valve gap elastic connection in the valve body bottom, the up end of valve clack has the butt joint groove of being connected with the valve rod.

Preferably, the top cell wall in butt joint groove is provided with the stopper, the bottom of valve rod is provided with the fixture block, the inside in butt joint groove still is provided with the locating lever, the lower terminal surface of valve rod has the reservation groove of holding locating lever.

Preferably, the bottom end of the valve rod is provided with a sliding groove communicated with the preformed groove, and the top end of the positioning rod is provided with a limiting pin.

Preferably, the sliding groove is provided in an L-shaped configuration.

Preferably, the inner groove wall of the bottom of the butt joint groove is provided with a gasket.

In summary, due to the adoption of the technical scheme, the utility model has the beneficial effects that:

in this application, with the bottom of valve rod is aimed at to the butt joint groove on the valve clack, this moment the spacer pin is in same central line with the vertical section department of spout, upwards promote the valve clack, the valve rod gets into the inside of butt joint groove, meanwhile, the locating lever inserts the inside of reserve groove, the spacer pin removes to its top along the vertical section of spout, then rotate the valve clack, the valve clack drives the spacer pin through the locating lever and removes to the horizontal segment of spout, the valve clack drives the top that the spacer removed to the fixture block when rotating, thereby install the valve plate on the valve rod fast and stably, be convenient for when the valve clack takes place wearing and tearing, change it.

Drawings

FIG. 1 illustrates a schematic three-dimensional structure provided in accordance with an embodiment of the present invention;

FIG. 2 is a schematic diagram of a front view internal structure provided in accordance with an embodiment of the present invention;

FIG. 3 is a schematic diagram illustrating an enlarged portion A of FIG. 2 according to an embodiment of the present invention;

FIG. 4 is a schematic front view of a valve stem and positioning rod connection provided in accordance with an embodiment of the present invention;

FIG. 5 illustrates a schematic top view of a valve stem and flap connection provided in accordance with an embodiment of the present invention.

Illustration of the drawings:

1. a valve body; 2. a pilot valve; 3. a partition layer; 4. a valve seat; 5. a valve stem; 6. adjusting the spring; 7. a valve flap; 8. a butt joint groove; 9. a limiting block; 10. a chute; 11. positioning a rod; 12. a gasket; 13. reserving a groove; 14. a spacing pin; 15. a valve cover; 16. and (7) clamping blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution:

the utility model provides a steam relief pressure valve that suitability is strong, include pilot valve 2 and install the main valve on pilot valve 2, the main valve includes valve body 1 and disk seat 4 and the valve rod 5 that is located valve body 1 inside, the inside of valve body 1 is provided with the partition layer 3 that is used for installing disk seat 4, the flow channel of control valve body 1 inside, valve rod 5 runs through disk seat 4 and can dismantle and be connected with valve clack 7, valve clack 7 is the round platform structure, under adjusting spring 6's elastic force effect with disk seat 4 butt, thereby realize the cutout of valve body 1, the lower terminal surface of valve clack 7 passes through adjusting spring 6 and installs the 15 elastic connection of valve gap in valve body 1 bottom, all be provided with protruding end on valve clack 7 and the valve gap 15, adjusting spring 6 cover is established in its outside, can restrict the distance of 7 displacements of valve clack, the up end of valve clack 7 has the butt joint groove 8 of being connected with valve rod 5.

Specifically, as shown in fig. 3 to 5, the top cell wall of butt joint groove 8 is provided with stopper 9, the bottom of valve rod 5 is provided with fixture block 16, butt joint groove 8's inside still is provided with locating lever 11, the lower terminal surface of valve rod 5 has reserve tank 13 of holding locating lever 11, when guaranteeing upwards to promote valve clack 7, valve rod 5 gets into butt joint groove 8's inside, meanwhile, locating lever 11 inserts the inside of reserve tank 13, thereby realize the both-way connection between valve rod 5 and the valve clack 7, improve the connection stability between the two.

Specifically, as shown in fig. 3, the bottom end of the valve rod 5 is provided with a sliding groove 10 communicated with the preformed groove 13, the top end of the positioning rod 11 is provided with a limit pin 14, and the limit pin 14 slides in the sliding groove 10 in a matching manner, so that the upward moving distance and the rotating angle of the valve flap 7 are limited.

Specifically, as shown in fig. 3, the sliding groove 10 is configured to be an L-shaped structure, so that the limiting pin 14 can form a movement track of the L-shaped structure under the action of an external force, and the latch 16 is shifted to the lower side of the limiting block 9.

Specifically, as shown in fig. 3, a gasket 12 is arranged on the inner groove wall of the bottom of the butt joint groove 8, the gasket 12 is a rubber gasket and has good elastic resilience, and an extrusion force is generated at the bottom of the valve rod 5, so that the fixture block 16 is tightly matched with the limiting block 9.

In conclusion, the steam relief pressure valve that this embodiment provided, the bottom of valve rod 5 is aimed at to butt joint groove 8 on the valve clack 7, stop pin 14 is located same central line with the vertical section of spout 10 this moment, upwards promote valve clack 7, valve rod 5 gets into the inside of butt joint groove 8, meanwhile, locating lever 11 inserts the inside of reservation groove 13, stop pin 14 moves to its top along the vertical section of spout 10, then rotate valve clack 7, valve clack 7 drives stop pin 14 through locating lever 11 and moves to the horizontal segment of spout 10, valve clack 7 drives stopper 9 when rotating and moves to the top of fixture block 16, thereby install valve clack 7 on valve rod 5 fast and stably, be convenient for when valve clack 7 takes place wearing and tearing, change it.

The previous description of the embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a steam relief pressure valve that suitability is strong, includes pilot valve (2) and installs the main valve on pilot valve (2), a serial communication port, the main valve includes valve body (1) and is located inside disk seat (4) and valve rod (5) of valve body (1), the inside of valve body (1) is provided with partition layer (3) that are used for installing disk seat (4), valve rod (5) run through disk seat (4) and can dismantle and be connected with valve clack (7), the lower terminal surface of valve clack (7) pass through adjusting spring (6) and install valve gap (15) elastic connection in valve body (1) bottom, the up end of valve clack (7) has butt joint groove (8) of being connected with valve rod (5).

2. The steam pressure reducing valve with high applicability according to claim 1, wherein a limiting block (9) is arranged on the top groove wall of the butt joint groove (8), a clamping block (16) is arranged at the bottom end of the valve rod (5), a positioning rod (11) is further arranged inside the butt joint groove (8), and a reserved groove (13) for accommodating the positioning rod (11) is formed in the lower end face of the valve rod (5).

3. The steam pressure reducing valve with high applicability according to claim 2, wherein a sliding groove (10) communicated with a reserved groove (13) is formed in the bottom end of the valve rod (5), and a limiting pin (14) is arranged at the top end of the positioning rod (11).

4. A steam pressure reducing valve with high applicability according to claim 3, characterized in that the chute (10) is provided in an L-shaped configuration.

5. A steam pressure reducing valve with high applicability according to claim 3, characterized in that a gasket (12) is arranged on the bottom inner groove wall of the butt joint groove (8).