CN210770326U

CN210770326U - Electric dynamic balance regulating valve without pipeline connection

Info

Publication number: CN210770326U
Application number: CN201921853066.XU
Authority: CN
Inventors: 刘进才
Original assignee: Ningxia Fulongde Fluid Technology Co ltd
Current assignee: Ningxia Fulongde Fluid Technology Co ltd
Priority date: 2019-10-31
Filing date: 2019-10-31
Publication date: 2020-06-16
Anticipated expiration: 2029-10-31

Abstract

A kind of electronic dynamic balance regulating valve without pipeline connection, involve the regulating valve technical field, equip with the balance hole on the valve body, equip with the inner hole on the diaphragm, equip with vertical hole and inclined hole on the lower valve cover; one end and the valve pocket intercommunication of balancing hole, the other end and the one end intercommunication of hole of balancing hole, the other end and the one end intercommunication of vertical hole of hole, the other end and the one end intercommunication of inclined hole of vertical hole, the other end and the balanced pressure chamber intercommunication of valve of inclined hole. Through communicating balance hole, vertical hole, inclined hole four and then intercommunication valve pocket and valve pressure balance chamber, realize not using external pipeline can guarantee this device internal pressure balance, improve the reliability of this device relatively, prolong its life.

Description

Electric dynamic balance regulating valve without pipeline connection

Technical Field

The utility model relates to a governing valve technical field, concretely relates to no pipeline connection electrodynamic dynamic balance governing valve.

Background

The valve is a control part in a fluid conveying system, has the functions of stopping, adjusting, guiding, preventing counter flow, stabilizing pressure, shunting or overflowing and relieving pressure and the like, and can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like. The electric dynamic balance regulating valve is one of valves and is used for regulating, stabilizing or opening the flow and pressure of pipeline systems in the industries of air conditioning, heating ventilation, natural gas and the like.

The electric dynamic balance regulating valve is characterized in that a valve cavity of the electric dynamic balance regulating valve is communicated with a valve balance pressure cavity in the using process so as to realize internal pressure balance, the two cavities are communicated in an external metal pipeline mode at present, the pipe joint is easy to leak in the using process, and the exposed metal pipeline is easy to be impacted and damaged in transportation, installation and use, so that the reliability of the regulating valve is reduced, and the service life of the regulating valve is also shortened.

Disclosure of Invention

Accordingly, there is a need for a pipeless electrodynamic balance regulator valve that does not use a conduit to connect the valve chamber to the valve balance pressure chamber.

A kind of electronic dynamic balance regulating valve without pipeline connection, including valve block, diaphragm, lower valve bonnet, the valve block is connected with lower valve bonnet, the diaphragm locates between valve block and lower valve bonnet, there are valve pockets on the valve block, the valve block connects with lower valve bonnet and forms the valve to balance the pressure chamber, equip with the balance hole on the valve block, equip with the hole on the diaphragm, equip with vertical hole and oblique hole on the lower valve bonnet; one end and the valve pocket intercommunication of balancing hole, the other end and the one end intercommunication of hole of balancing hole, the other end and the one end intercommunication of vertical hole of hole, the other end and the one end intercommunication of inclined hole of vertical hole, the other end and the balanced pressure chamber intercommunication of valve of inclined hole.

Preferably, the valve body is provided with an upper filling block, so that a balance hole is formed, the balance hole penetrates through the upper filling block, and the upper filling block is connected with the valve body.

Preferably, the axis of the balancing hole is parallel to the central axis of the valve body.

Preferably, the axis of the bore is parallel to the central axis of the diaphragm.

Preferably, the axis of the vertical hole is parallel to the central axis of the lower valve cover, and the axis of the inclined hole forms a fixed angle with the axis of the vertical hole.

Preferably, the axes of the balance hole, the inner hole and the vertical hole are all located on the same plane.

Preferably, the diaphragm is further provided with a positioning pipe, the positioning pipe penetrates through the inner hole and is connected with the diaphragm, one end of the positioning pipe is communicated with the other end of the balance hole, and the other end of the positioning pipe is communicated with one end of the vertical hole.

The utility model adopts the above technical scheme, its beneficial effect lies in: through communicating balance hole, vertical hole, inclined hole four and then communicate valve pocket and the balanced pressure chamber of valve, realize not using external pipeline can guarantee this device internal pressure balance, improve the reliability of this device relatively, prolong its life.

Drawings

FIG. 1 is a longitudinal sectional view of an electrically operated dynamic balance adjustment valve without a line connection.

Fig. 2 is a partially enlarged view of a in fig. 1.

Fig. 3 is a longitudinal sectional view of the valve body.

Fig. 4 is a longitudinal sectional view of the diaphragm.

Fig. 5 is a longitudinal sectional view of the lower bonnet.

In the figure: the non-pipeline connection electric dynamic balance adjusting valve 10, the valve body 20, the valve cavity 21, the balance hole 22, the upper filling block 23, the diaphragm 30, the inner hole 31, the positioning pipe 32, the lower valve cover 40, the vertical hole 41, the inclined hole 42, the lower filling block 43 and the valve balance pressure cavity 50.

Detailed Description

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Referring to fig. 1, an embodiment of the present invention provides a non-pipeline-connected electric dynamic balance regulating valve 10, which includes a valve body 20, a diaphragm 30, and a lower valve cover 40, wherein the valve body 20 is connected to the lower valve cover 40, the diaphragm 30 is located between the valve body 20 and the lower valve cover 40, a valve cavity 21 is disposed on the valve body 20, the valve body 20 is connected to the lower valve cover 40 to form a valve balance pressure chamber 50, a balance hole 22 is disposed on the valve body 20, an inner hole 31 is disposed on the diaphragm 30, and a vertical hole 41 and an inclined hole 42 are disposed on the lower valve cover 40; one end of the balance hole 22 is communicated with the valve cavity 21, the other end of the balance hole 22 is communicated with one end of the inner hole 31, the other end of the inner hole 31 is communicated with one end of the vertical hole 41, the other end of the vertical hole 41 is communicated with one end of the inclined hole 42, the other end of the inclined hole 42 is communicated with the valve balance pressure cavity 50, so that an external pipeline is not used, the valve cavity 21 is communicated with the valve balance pressure cavity 50 only through the balance hole 22, the inner hole 31, the vertical hole 41 and the inclined hole 42, and the balance of the internal pressure of the electric dynamic balance regulating valve 10 without pipeline connection is guaranteed.

Referring to fig. 1 and 3, further, an upper filling block 23 is disposed on the valve body 20 to facilitate opening of the balance hole 22, and the balance hole 22 is disposed through the upper filling block 23; the lower valve cover 40 is provided with a lower filling block 43 to facilitate the opening of the vertical hole 41 and the inclined hole 42, and the other end of the vertical hole 41 and one end of the inclined hole 42 are both located inside the lower filling block 43. The upper filling block 23 is welded with the valve body 20, and the lower filling block 43 is welded with the lower valve cover 40.

Referring to fig. 1, 3 to 5, further, the axis of the balance hole 22 is parallel to the central axis of the valve body 20; the axis of the inner hole 31 is parallel to the central axis of the diaphragm 30; the axis of the vertical hole 41 is parallel to the central axis of the lower valve cover 40, and the included angle between the axis of the inclined hole 42 and the axis of the vertical hole 41 is 30-60 degrees; the axes of the balance hole 22, the inner hole 31 and the vertical hole 41 are all positioned on the same plane, so that the opening area is saved to the maximum extent; the joints of the balance hole 22, the inner hole 31, the vertical hole 41 and the inclined hole 42 are sealed, and the inner walls of the balance hole 22, the inner hole 31, the vertical hole 41 and the inclined hole 42 are smooth.

Referring to fig. 2, further, a positioning tube 32 is disposed on the diaphragm 30, the positioning tube 32 is disposed through the inner hole 31, and the positioning tube 32 is connected to the diaphragm 30 to fix the positioning tube 32 on the diaphragm 30, one end of the positioning tube 32 is communicated with the other end of the balance hole 22, the other end of the positioning tube 32 is communicated with one end of the vertical hole 41, and the inner hole 31 is further communicated with the balance hole 22 and the vertical hole 41.

When the device is used specifically, an external pipeline does not need to be added, the device can be directly used as a valve, and the balance hole 22, the inner hole 31, the vertical hole 41 and the inclined hole 42 are arranged to ensure that the internal pressure of the device is balanced in the using process.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a no pipeline connection electrodynamic dynamic balance governing valve, includes valve body, diaphragm, lower valve gap, valve body and lower valve gap connection, and the diaphragm is located between valve body and the lower valve gap, is provided with the valve pocket on the valve body, and the valve body forms valve balance pressure chamber, its characterized in that with lower valve gap connection: the valve body is provided with a balance hole, the diaphragm is provided with an inner hole, and the lower valve cover is provided with a vertical hole and an inclined hole; one end and the valve pocket intercommunication of balancing hole, the other end and the one end intercommunication of hole of balancing hole, the other end and the one end intercommunication of vertical hole of hole, the other end and the one end intercommunication of inclined hole of vertical hole, the other end and the balanced pressure chamber intercommunication of valve of inclined hole.

2. The pipeless electric dynamic balance adjustment valve of claim 1, wherein: the valve body is provided with an upper filling block so as to facilitate the establishment of a balance hole, and the balance hole penetrates through the upper filling block.

3. The pipeless electric dynamic balance adjustment valve of claim 1, wherein: the axis of the balance hole is parallel to the central axis of the valve body.

4. The pipeless electric dynamic balance adjustment valve of claim 1, wherein: the axis of the inner hole is parallel to the central axis of the diaphragm.

5. The pipeless electric dynamic balance adjustment valve of claim 1, wherein: the axis of the vertical hole is parallel to the central axis of the lower valve cover, and the axis of the inclined hole and the axis of the vertical hole form a fixed angle.

6. The electric dynamic balance regulating valve without pipeline connection according to any one of claims 1 to 5, characterized in that: the axes of the balance hole, the inner hole and the vertical hole are all positioned on the same plane.

7. The pipeless electric dynamic balance adjustment valve of claim 6, wherein: still be provided with the registration arm on the diaphragm, the registration arm passes the hole setting, and the registration arm is connected with the diaphragm, and the one end of registration arm and the other end intercommunication in balancing hole, the other end and the one end in perpendicular hole of registration arm intercommunication.