CN220016239U

CN220016239U - Pressure regulating valve convenient to assemble

Info

Publication number: CN220016239U
Application number: CN202321127419.4U
Authority: CN
Inventors: 吴光辉; 梁兴龙; 张俊杰; 黄顺利
Original assignee: Zhejiang Houde Pneumatic Components Co ltd
Current assignee: Zhejiang Houde Pneumatic Components Co ltd
Priority date: 2023-05-09
Filing date: 2023-05-09
Publication date: 2023-11-14
Anticipated expiration: 2033-05-09

Abstract

The utility model relates to the field of pressure regulating valves and discloses a pressure regulating valve convenient to assemble, which comprises a valve body mechanism, wherein an adjusting mechanism is fixedly arranged at the upper end of the valve body mechanism, the valve body mechanism comprises a connecting piece, the outer periphery of the lower end of the connecting piece is connected with a valve body in a threaded manner, an adjusting diaphragm is fixedly connected with the outer periphery of the inner top of the valve body, an adjusting valve core is fixedly connected with the inner periphery of the upper end of a first spring, the upper end of the adjusting valve core penetrates through the middle part of the valve body and is connected in a middle opening of a sealing ring in a clamping manner, and adjusting bolts are connected in the openings of the front end and the rear end of the connecting piece in a threaded manner. According to the pressure regulating valve convenient to assemble, the copper sheet in the middle opening of the regulating diaphragm is omitted, the clamping groove is formed in the upper end of the regulating valve core and is clamped with the regulating diaphragm, so that the mounting steps are simple, the mounting efficiency is high, and the manufacturing cost is low.

Description

Pressure regulating valve convenient to assemble

Technical Field

The utility model relates to the field of pressure regulating valves, in particular to a pressure regulating valve convenient to assemble.

Background

The pressure regulating valve is also called a self-operated balance valve, a flow control valve, a flow controller, a dynamic balance valve and a flow balance valve, is a visual and simple flow regulating control device, can directly set flow according to design by using the flow regulating valve in a pipe network, can automatically eliminate flow deviation caused by residual pressure head and pressure fluctuation of a pipeline under the action of water, and keeps the set flow unchanged no matter how the system pressure changes. The flow regulating valve is mainly applied to water systems such as central heating (cooling) and the like, so that the flow of a pipe network is distributed as required, the hydraulic imbalance of the water systems is eliminated, and the problem of uneven cooling and heating is solved.

In the prior art, the middle part of an adjusting diaphragm inside the valve body needs to be knocked in with a copper sheet, a valve core is slotless, a sealing ring needs to be sleeved on the valve core and is connected with the copper sheet, so that the steps are complicated during installation, the installation efficiency is low, and the manufacturing cost is high.

Disclosure of Invention

The utility model mainly aims to provide a pressure regulating valve convenient to assemble, which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides an equipment convenient air-vent valve, includes valve body mechanism, valve body mechanism's upper end fixed mounting has adjustment mechanism, valve body mechanism includes the connecting piece, the lower extreme periphery threaded connection of connecting piece has the valve body, the interior top periphery fixedly connected with of valve body adjusts the diaphragm, the lower extreme threaded connection of valve body has the lower closing cap, the inside fixedly connected with spring of closing cap one down, the upper end inner periphery fixedly connected with of spring one adjusts the case, the upper end of adjusting the case runs through the middle part of valve body and block connection in the middle part opening of sealing washer, equal threaded connection has adjusting bolt in the front and back end opening of connecting piece.

Preferably, the upper end periphery threaded connection of connecting piece has the regulation swivel nut, the lower extreme of regulation swivel nut is provided with the mount pad.

Preferably, the middle inner periphery of the mounting seat is sleeved on the periphery of the lower end of the connecting piece, the upper end of the mounting seat is attached to the lower end of the adjusting screw sleeve, and the lower end of the mounting seat is attached to the periphery of the upper end of the valve body.

Preferably, the upper end of the adjusting diaphragm is attached to the lower end of the connecting piece, and the outer periphery of the sealing ring is slidably connected to the inner periphery of the valve body.

Preferably, the adjusting mechanism comprises an adjusting seat, a second spring is arranged in the adjusting seat, the inner periphery of the upper end of the second spring is sleeved on the outer periphery of the lower end of the adjusting rod, the lower end of the adjusting rod is connected with the inner periphery of the adjusting seat in a threaded mode, and a knob is fixedly connected to the upper end of the adjusting rod.

Preferably, the lower end of the adjusting seat is fixedly connected to the upper end of the connecting piece, the lower end of the second spring is arranged at the upper end of the sealing ring, and the lower end of the knob is rotatably connected to the upper end of the adjusting seat.

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

through cancelling the copper sheet of adjusting in the diaphragm middle part opening to set up the draw-in groove in adjusting the upper end of case, with adjusting the mutual block of diaphragm, realized that the installation step is simple, installation effectiveness is high, and the cost of manufacture is low, and through the mount pad cooperation at connecting piece lower extreme periphery threaded connection's regulation swivel nut and valve body upper end, realized that the installation air-vent valve is more convenient.

Drawings

FIG. 1 is a schematic perspective view of a pressure regulating valve of the present utility model with convenient assembly;

FIG. 2 is a schematic perspective view of a pressure regulating valve of the present utility model;

FIG. 3 is an exploded schematic view of a pressure regulating valve of the present utility model with convenient assembly.

In the figure: 1. a valve body mechanism; 11. a connecting piece; 12. a valve body; 13. a lower cover; 14. a first spring; 15. a seal ring; 16. adjusting the membrane; 17. adjusting the valve core; 18. an adjusting bolt; 2. an adjusting mechanism; 21. an adjusting seat; 22. a second spring; 23. an adjusting rod; 24. a knob; 3. adjusting the screw sleeve; 4. and (5) a mounting seat.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-3, an assembled pressure regulating valve comprises a valve body mechanism 1, an adjusting mechanism 2 is fixedly arranged at the upper end of the valve body mechanism 1, the valve body mechanism 1 comprises a connecting piece 11, the lower end periphery of the connecting piece 11 is in threaded connection with a valve body 12, the inner top periphery of the valve body 12 is fixedly connected with an adjusting diaphragm 16, the lower end of the valve body 12 is in threaded connection with a lower sealing cover 13, the inner part of the lower sealing cover 13 is fixedly connected with a first spring 14, an adjusting valve core 17 is fixedly connected with the inner periphery of the upper end of the first spring 14, the upper end of the adjusting valve core 17 penetrates through the middle part of the valve body 12 and is connected in a middle opening of a sealing ring 15 in a clamping manner, and adjusting bolts 18 are in threaded connection with the front end opening and the rear end opening of the connecting piece 11.

In this embodiment, the upper end periphery threaded connection of connecting piece 11 has the regulation swivel nut 3, the lower extreme of regulation swivel nut 3 is provided with mount pad 4, the middle part inner periphery cover of mount pad 4 is established in the lower extreme periphery of connecting piece 11, the upper end of mount pad 4 is laminated with the lower extreme of regulation swivel nut 3, the lower extreme of mount pad 4 is laminated with the upper end periphery of valve body 12.

Specifically, through cancelling the copper sheet in the middle part opening of adjusting diaphragm 16 to set up the draw-in groove in adjusting the upper end of case 17, with adjusting the mutual block of diaphragm 16, realized that the installation step is simple, installation effectiveness is high, and the cost of manufacture is low, and through the cooperation of adjusting swivel nut 3 at connecting piece 11 lower extreme periphery threaded connection and the mount pad 4 of valve body 12 upper end, realized that the installation air-vent valve is more convenient.

In this embodiment, the upper end of adjusting diaphragm 16 is laminated with the lower extreme of connecting piece 11, the periphery sliding connection of sealing washer 15 is in the inner periphery of valve body 12, adjustment mechanism 2 includes adjustment seat 21, the inside of adjustment seat 21 is provided with spring two 22, the lower extreme periphery at adjusting lever 23 is established to the inner periphery cover of spring two 22, the lower extreme threaded connection of adjusting lever 23 is in the inner periphery of adjustment seat 21, the upper end fixedly connected with knob 24 of adjusting lever 23, the lower extreme fixedly connected with of adjustment seat 21 is in the upper end of connecting piece 11, the lower extreme setting of spring two 22 is in the upper end of sealing washer 15, the lower extreme swivelling joint of knob 24 is in the upper end of adjustment seat 21.

Specifically, the working principle of the pressure regulating valve is the prior art, and is not described herein.

Working principle:

through cancelling the copper sheet in the middle part opening of adjusting diaphragm 16 to set up the draw-in groove in adjusting the upper end of case 17, with adjusting the mutual block of diaphragm 16, realized that the installation step is simple, installation effectiveness is high, and the cost of manufacture is low, and through the adjusting screw sleeve 3 at connecting piece 11 lower extreme periphery threaded connection and the mount pad 4 cooperation of valve body 12 upper end, realized that the installation air-vent valve is more convenient.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. An easy-to-assemble pressure regulating valve comprises a valve body mechanism (1), and is characterized in that: the utility model discloses a valve body mechanism, including valve body mechanism (1), upper end fixed mounting of valve body mechanism (1) has adjustment mechanism (2), valve body mechanism (1) includes connecting piece (11), the lower extreme periphery threaded connection of connecting piece (11) has valve body (12), the interior top periphery fixedly connected with of valve body (12) adjusts diaphragm (16), the lower extreme threaded connection of valve body (12) has lower closing cap (13), the inside fixedly connected with spring (14) of lower closing cap (13), the upper end inner periphery fixedly connected with of spring (14) adjusts case (17), the middle part and the block connection of adjusting case (17) run through the middle part of valve body (12) in the middle part opening of sealing washer (15), equal threaded connection has adjusting bolt (18) in the front and back end opening of connecting piece (11).

2. The pressure regulating valve according to claim 1, wherein: the upper end periphery threaded connection of connecting piece (11) has adjusting swivel nut (3), the lower extreme of adjusting swivel nut (3) is provided with mount pad (4).

3. The pressure regulating valve according to claim 2, wherein: the middle inner periphery of the mounting seat (4) is sleeved on the periphery of the lower end of the connecting piece (11), the upper end of the mounting seat (4) is attached to the lower end of the adjusting screw sleeve (3), and the lower end of the mounting seat (4) is attached to the periphery of the upper end of the valve body (12).

4. The pressure regulating valve according to claim 1, wherein: the upper end of the adjusting diaphragm (16) is attached to the lower end of the connecting piece (11), and the outer periphery of the sealing ring (15) is slidably connected to the inner periphery of the valve body (12).

5. The pressure regulating valve according to claim 1, wherein: the adjusting mechanism (2) comprises an adjusting seat (21), a second spring (22) is arranged in the adjusting seat (21), the upper end inner periphery of the second spring (22) is sleeved on the lower end periphery of an adjusting rod (23), the lower end of the adjusting rod (23) is in threaded connection with the inner periphery of the adjusting seat (21), and the upper end of the adjusting rod (23) is fixedly connected with a knob (24).

6. The pressure regulating valve according to claim 5, wherein: the lower end of the adjusting seat (21) is fixedly connected to the upper end of the connecting piece (11), the lower end of the second spring (22) is arranged at the upper end of the sealing ring (15), and the lower end of the knob (24) is rotatably connected to the upper end of the adjusting seat (21).