CN217762250U

CN217762250U - Electric power engineering safety control valve

Info

Publication number: CN217762250U
Application number: CN202221387980.1U
Authority: CN
Inventors: 吴爱金
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-06-03
Filing date: 2022-06-03
Publication date: 2022-11-08
Anticipated expiration: 2032-06-03

Abstract

The utility model discloses an electric power engineering safety control valve, including fixed block and valve body, be provided with the valve body on the lower extreme outer wall of fixed block, the circular outer wall center department in right both ends of valve body is provided with the receiver tube, the left end outer wall center department of valve body is provided with the drain pipe, leak protection liquid device has all been cup jointed on the circular outer wall in upper end of receiver tube and drain pipe, the circular inner wall of receiver tube and drain pipe all is provided with the infusion pipeline, be provided with the fixed column on the lower extreme outer wall of valve body, be provided with the base on the lower extreme outer wall of fixed column, solved the control valve and when long-term pressure adjustment, can lead to the phenomenon that the cavitation appears in the control valve inside to lead to being caused the phenomenon that cave form corrodes the destruction with the inside metal surface of control valve junction by the fluid, and the gap of junction is great, thereby lead to the inside tiny hole that appears of control valve junction, cause weeping and internal pressure to detect unusual circumstances to take place.

Description

Electric power engineering safety control valve

Technical Field

The utility model belongs to the technical field of the control valve is relevant, concretely relates to electric power engineering safety control valve.

Background

The control valve is made up of two main components: valve body assemblies and actuator assemblies (or actuator systems) fall into four major families: single seat series control valve, double seat series control valve, sleeve series control valve and self-operated series control valve. Variations of the four types of valves may result in a myriad of different applicable configurations, each with its particular applications, features, advantages and disadvantages. Although some control valves have wider application conditions than other valves, the control valves are not suitable for all conditions to jointly construct the optimal solution for enhancing performance and reducing cost.

The prior control valve technology has the following problems: when the control valve is used for long-term pressure regulation, cavitation corrosion can occur inside the control valve, so that the phenomenon that the metal surface inside the joint of the control valve is damaged by cave-shaped corrosion caused by fluid is caused, the gap of the joint is large, and the situation that liquid leakage and internal pressure detection are abnormal is caused due to the fact that small holes are formed inside the joint of the control valve.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric power engineering safety control valve to the control valve junction who proposes makes the inside problem that appears tiny hole of junction under the condition of pressure frequent change in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an electric power engineering safety control valve, includes fixed block and valve body, be provided with the valve body on the lower extreme outer wall of fixed block, the circular outer wall center department in right both ends of valve body is provided with the receiver tube, the left end outer wall center department of valve body is provided with the drain pipe, all cup joint the leak protection liquid device on the circular outer wall in upper end of receiver tube and drain pipe, the circular inner wall of receiver tube and drain pipe all is provided with the infusion pipeline, be provided with the fixed column on the lower extreme outer wall of valve body, be provided with the base on the lower extreme outer wall of fixed column, the leak protection liquid device is including screw thread a, screw thread b, screw thread c, solid fixed ring, waterproof rubber ring an, solid fixed cylinder, screw thread d, screw thread f, waterproof rubber ring b, the rightmost side of the circular outer wall of upper end of receiver tube is provided with screw thread a, the rightmost side on the circular inner wall of receiver tube is provided with the solid fixed cylinder on the circular inner wall of receiver tube, be provided with screw thread c on the leftmost circular outer wall of solid fixed cylinder, gu the circular outer wall center department of fixed cylinder cup joints solid fixed ring has solid fixed ring, gu be provided with waterproof rubber ring a is provided with on the circular inner wall a right side on the circular inner wall of fixed cylinder, the inner wall d, the solid fixed cylinder inner wall of fixed cylinder is provided with screw thread d, the circular inner wall of the left side of the circular outer wall of solid fixed cylinder is provided with the circular inner wall f, the circular inner wall of the infusion pipeline, the circular inner wall of solid fixed cylinder is provided with the waterproof rubber ring b, the circular inner wall of the infusion pipeline, the infusion pipeline is provided with solid fixed cylinder, the waterproof rubber ring b.

Preferably, the center of the outer wall of the upper end of the fixed block is provided with a pressure regulating valve, and the center of the outer wall of the front end of the valve body is provided with a pressure gauge.

Preferably, the circular inner wall on the left side of the fixing ring is provided with threads, and the threads a of the circular inner wall on the left side of the fixing ring are screwed and fixed.

Preferably, the fixed cylinder is made of an anti-cavitation steel material, and the fixed cylinder and the receiving pipe are fixed through mutual screwing between threads b and threads c.

Preferably, waterproof rubber ring a and waterproof rubber ring b all adopt soft rubber materials to make, all adopt waterproof bonding agent to carry out fixed connection between waterproof rubber ring a and solid fixed ring and waterproof rubber ring b and the solid fixed cylinder.

Preferably, the thread a and the thread b are capable of being screwed together, and the thread d and the thread f are screwed together.

Compared with the prior art, the utility model provides an electric power engineering safety control valve possesses following beneficial effect:

1. the utility model discloses a cup joint prevention of liquid device on the circular outer wall of receiver tube, this prevention of liquid device has effectively solved the control valve when long-term pressure adjustment, can lead to the phenomenon that cavitation appears in the control valve, thereby lead to and control valve junction inside metal surface by the phenomenon that the fluid caused cave-shaped corrosion destruction, and the gap of junction is great, thereby lead to the inside tiny hole that appears of control valve junction, cause the problem that weeping and the unusual condition of internal pressure detection take place, through install the solid fixed cylinder that is able to bear or endure cavitation between infusion pipeline and receiver tube, the waterproof rubber ring inside the solid fixed cylinder can be when infusion pipeline and solid fixed cylinder are connected, the left end of infusion pipeline can contact the inside waterproof rubber ring of solid fixed cylinder, when infusion pipeline carries liquid, prevent that liquid from the seam of infusion pipeline and solid fixed cylinder junction from spilling, and after solid fixed cylinder and receiver tube are connected, the waterproof rubber ring inside the solid fixed ring that the solid fixed cylinder upper end cup joints can prevent that fluid from the gap and the outflow of liquid from appearing the cavitation erosion circumstances, and the solid fixed cylinder adopts cavitation erosion-resistant material, can prevent just making effective erosion and cause the erosion;

2. the utility model discloses leak protection liquid device installs application method as follows: firstly, mounting screw thread on the right circular outer wall of a receiving pipe, mounting screw thread on the right circular inner wall of the receiving pipe, mounting a fixed cylinder in the receiving pipe, mounting screw thread on the left circular outer wall of the fixed cylinder, sleeving a fixed ring on the circular outer wall of the fixed cylinder, mounting a waterproof rubber ring on the right inner wall of the fixed ring, mounting the waterproof rubber ring at the center of the circular inner wall of the fixed cylinder, mounting screw thread on the right circular inner wall of the fixed cylinder, mounting screw thread on the left circular outer wall of a transfusion pipeline, when in use, firstly, the screw thread on the fixed cylinder and the screw thread on the circular inner wall on the right side of the receiving tube are screwed and fixed, then the screw thread on the inner part on the left side of the fixed ring and the screw thread on the circular outer wall on the right side of the receiving tube are screwed and fixed, then the screw thread on the transfusion tube and the screw thread on the circular inner wall on the right side of the fixed cylinder are screwed and fixed, the left end of the infusion pipeline contacts with the waterproof rubber ring inside the fixed cylinder, and when the infusion pipeline is used, liquid output by the infusion pipeline can flow into the fixed cylinder from the inside of the waterproof rubber ring to the inside of the receiving pipe so as to detect the pressure value of the fluid.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:

fig. 1 is a schematic structural view of a safety control valve for electric power engineering proposed by the present invention;

FIG. 2 is a schematic view of the position structure of the liquid leakage preventing device of the present invention;

FIG. 3 is a schematic view of a liquid leakage preventing device according to the present invention;

fig. 4 is a schematic view of a cross-sectional structure of a liquid leakage preventing structure provided by the present invention;

in the figure: 1. a fixed block; 2. a valve body; 3. a fluid delivery conduit; 4. a liquid leakage preventing device; 5. a receiving tube; 6. fixing the column; 7. a base; 8. a liquid outlet pipe; 9. a thread a; 10. a thread b; 11. a thread c; 12. a fixing ring; 13. a waterproof rubber ring a; 14. a fixed cylinder; 15. a thread d; 16. a thread f; 17. and (b) a waterproof rubber ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a safety control valve for electric power engineering comprises a fixed block 1 and a valve body 2, wherein the lower end outer wall of the fixed block 1 is provided with the valve body 2, the upper end outer wall center of the fixed block 1 is provided with a pressure regulating valve, the front end outer wall center of the valve body 2 is provided with a pressure gauge, the pressure inside the valve body 2 can be increased or decreased rapidly by installing the pressure regulating valve, the pressure can enable workers to better reach the pressure value inside the valve body 2, so that the internal pressure can be adjusted properly, the center of the circular outer wall at the right two ends of the valve body 2 is provided with a receiving pipe 5, the center of the outer wall at the left end of the valve body 2 is provided with a liquid outlet pipe 8, the circular outer walls at the upper ends of the receiving pipe 5 and the liquid outlet pipe 8 are both sleeved with a liquid leakage prevention device 4, the circular inner walls of the receiving pipe 5 and the liquid outlet pipe 8 are both provided with a liquid conveying pipeline 3, the lower end outer wall of the valve body 2 is provided with a fixed column 6, the base 7 is arranged on the outer wall of the lower end of the fixed column 6, the liquid leakage prevention device 4 comprises a thread a9, a thread b10, a thread c11, a fixed ring 12, a waterproof rubber ring a13, a fixed cylinder 14, a thread d15, a thread f16 and a waterproof rubber ring b17, the thread a9 is arranged on the rightmost side of the circular outer wall of the upper end of the receiving tube 5, the thread b10 is arranged on the rightmost side of the circular inner wall of the receiving tube 5, the fixed cylinder 14 is arranged on the circular inner wall of the receiving tube 5, the thread c11 is arranged on the leftmost side of the circular outer wall of the fixed cylinder 14, the fixed ring 12 is sleeved at the center of the circular outer wall of the fixed cylinder 14, the thread is arranged on the left side circular inner wall of the fixed ring 12, the thread and the thread a9 of the left side circular inner wall of the fixed ring 12 are fixed in a screwing mode, the fixed ring 12 and the receiving tube 5 are convenient to be screwed through the threads, and the waterproof rubber ring a13 on the right side inner wall of the fixed ring 12 can better fit with the circular outer wall of the fixed cylinder 14 to prevent liquid leakage The pneumatic connecting device is characterized in that a waterproof rubber ring a13 is arranged on the right circular inner wall of the fixing ring 12, a thread d15 is arranged on the rightmost circular inner wall of the fixing cylinder 14, the thread a9 and the thread b10 can be mutually screwed, the thread d15 and the thread f16 are mutually screwed, the connection between the thread a9 and the thread b10 and the thread d15 and the thread f16 can be more stable and cannot be easily loosened through the screwing action between the threads, the mounting and dismounting can be quickly completed only by clockwise screwing and anticlockwise unscrewing during the mounting and dismounting work, a transfusion pipeline 3 is arranged on the right circular inner wall of the fixing cylinder 14, the thread f16 is arranged on the leftmost circular outer wall of the transfusion pipeline 3, a waterproof rubber ring b17 is arranged at the center of the circular inner wall of the fixing cylinder 14, the fixing cylinder 14 is made of an anti-cavitation steel material, the fixing cylinder 14 and the receiving pipe 5 are fixed through mutual screwing between the thread b10 and the thread c11, the anti-cavitation steel material has the characteristics of high strength, fatigue performance, good toughness and good water resistance, the fixing rubber ring 14 and the fixing cylinder 14 can be more conveniently connected with the waterproof rubber ring 13 through the waterproof rubber ring and the waterproof rubber ring 17, the waterproof rubber ring 13, the waterproof rubber ring 14, the waterproof rubber ring and the waterproof rubber ring 14 can be more conveniently connected with the waterproof rubber ring and the waterproof rubber ring 13 through the waterproof rubber ring and the waterproof rubber ring 13.

The utility model discloses a theory of operation and use flow: after the utility model is installed, firstly, a valve body 2 is installed at the lower end of a fixed block 1, a receiving pipe 5 is installed at the right end of the valve body 2, a liquid leakage prevention device 4 is installed at the right end of the receiving pipe 5, a liquid outlet pipe 8 is installed at the left end of the valve body 2, a fixed column 6 is installed at the lower end of the valve body 2, a base 7 is installed at the lower end of the fixed column 6, then a thread a9 is installed on the right circular outer wall of the receiving pipe 5, a thread b10 is installed on the right circular inner wall of the receiving pipe 5, a fixed cylinder 14 is installed inside the receiving pipe 5, a thread c11 is installed on the left circular outer wall of the fixed cylinder 14, a fixed ring 12 is sleeved on the circular outer wall of the fixed cylinder 14, a waterproof rubber ring a13 is installed on the right inner wall of the fixed ring 12, a waterproof rubber ring b17 is installed at the center of the circular inner wall of the fixed cylinder 14, when the infusion set is used, the thread c11 on the fixed cylinder 14 and the thread b10 on the right circular inner wall of the receiving pipe 5 are screwed and fixed, the thread c11 on the fixed cylinder 14 and the thread b 9 on the right circular outer wall of the receiving pipe 5 are screwed and fixed, the thread f16 on the infusion pipe 3 and the thread d15 on the right circular inner wall of the fixed cylinder 14 are screwed and fixed, the left end of the infusion pipe 3 is in contact with the waterproof rubber ring b17 inside the fixed cylinder 14, and liquid output from the infusion pipe 3 flows into the fixed cylinder 14 from the inside of the waterproof rubber ring b17 to the inside of the receiving pipe 5, so that the pressure value of the fluid can be detected.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an electric power engineering safety control valve, includes fixed block (1) and valve body (2), its characterized in that: the anti-leakage device is characterized in that a valve body (2) is arranged on the outer wall of the lower end of the fixed block (1), a receiving pipe (5) is arranged at the center of the circular outer wall of the right end of the valve body (2), a liquid outlet pipe (8) is arranged at the center of the outer wall of the left end of the valve body (2), a liquid leakage prevention device (4) is sleeved on the circular outer wall of the upper end of each of the receiving pipe (5) and the liquid outlet pipe (8), a liquid conveying pipeline (3) is arranged on the circular inner wall of each of the receiving pipe (5) and the liquid outlet pipe (8), a fixed column (6) is arranged on the outer wall of the lower end of the valve body (2), a base (7) is arranged on the outer wall of the lower end of the fixed column (6), the liquid leakage prevention device (4) comprises a thread a (9), a thread b (10), a thread c (11), a fixed ring (12), a waterproof rubber ring a fixed cylinder (14), a thread d (15), a thread f (16) and a waterproof rubber ring b (17) are arranged on the outer wall of the circular outer wall of the rightmost of the upper end of the receiving pipe (5), a fixed ring (14) is arranged on the circular outer wall of the left side of the fixed cylinder (14), a fixed ring (14) is arranged on the circular outer wall of the fixed ring (14) The anti-leakage infusion device is characterized in that a waterproof rubber ring a (13) is arranged on the circular inner wall of the right end of the fixing ring (12), threads d (15) are arranged on the circular inner wall of the rightmost side of the fixing cylinder (14), an infusion pipeline (3) is arranged on the circular inner wall of the right side of the fixing cylinder (14), threads f (16) are arranged on the circular outer wall of the leftmost side of the infusion pipeline (3), and a waterproof rubber ring b (17) is arranged at the center of the circular inner wall of the fixing cylinder (14).

2. An electrical engineering safety control valve according to claim 1, characterized in that: the pressure regulating valve is arranged at the center of the outer wall of the upper end of the fixed block (1), and the pressure gauge is arranged at the center of the outer wall of the front end of the valve body (2).

3. An electrical engineering safety control valve according to claim 1, characterized in that: threads are arranged on the circular inner wall of the left side of the fixing ring (12), and the threads a (9) on the circular inner wall of the left side of the fixing ring (12) are fixed in a screwing mode.

4. An electrical engineering safety control valve according to claim 1, characterized in that: the fixed cylinder (14) is made of a cavitation-resistant steel material, and the fixed cylinder (14) and the receiving pipe (5) are fixed through mutual screwing between threads b (10) and threads c (11).

5. An electrical engineering safety control valve according to claim 1, characterized in that: waterproof rubber ring a (13) and waterproof rubber ring b (17) all adopt soft rubber material to make, all adopt waterproof bonding agent to carry out fixed connection between waterproof rubber ring a (13) and solid fixed ring (12) and waterproof rubber ring b (17) and solid fixed cylinder (14).

6. An electrical engineering safety control valve according to claim 1, characterized in that: the thread a (9) and the thread b (10) can be screwed together, and the thread d (15) and the thread f (16) are screwed together.