CN212868684U

CN212868684U - Executing mechanism using condensed water as pressure medium

Info

Publication number: CN212868684U
Application number: CN202021420053.6U
Authority: CN
Inventors: 徐星; 沈地
Original assignee: Wuhan Yong Tai'an Valve Co ltd
Current assignee: Wuhan Yong Tai'an Valve Co ltd
Priority date: 2020-07-19
Filing date: 2020-07-19
Publication date: 2021-04-02
Anticipated expiration: 2030-07-19

Abstract

The utility model discloses an actuating mechanism using condensed water as pressure medium, which belongs to the technical field of pipeline circulation and comprises a lower baffle plate, the side surface of the lower baffle plate is fixedly communicated with a lower integrated block, one side of the lower integrated block is fixedly connected with a parallel solenoid valve pipeline, the side surface of the lower integrated block is provided with a water inlet, the top of the lower baffle plate is fixedly connected with a spring, the top of the lower baffle plate is fixedly connected with a steel pipe, one end of the spring is fixedly connected with a piston, the piston is provided with a gap, the center of the piston is fixedly connected with a piston rod, the piston rod is fixedly connected with a shifting fork, the piston rod is slidably connected with a shaft sleeve, the shaft sleeve is fixedly connected with a cylinder cover, the outer side surface of the cylinder cover is fixedly communicated with an upper integrated block, the cleaning of the working environment of the actuating mechanism is ensured while the opening and closing of the pipeline valve are rapidly controlled.

Description

Executing mechanism using condensed water as pressure medium

Technical Field

The utility model relates to a pipeline circulation technical field specifically is an use condensate water as pressure medium's actuating mechanism.

Background

At present, the condensed water in the boiler pipeline circulating system is generally only used as pure circulating water, and the condensed water cannot be more effectively utilized. The existing mechanism for controlling the opening and closing of the pipeline valve needs external energy, cannot quickly open and close the valve, and needs periodic cleaning to a certain degree. Consuming time and labor.

Based on this, the utility model designs an use condensate water as pressure medium's actuating mechanism to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an use condensate water as pressure medium's actuating mechanism to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an use condensate water as pressure medium's actuating mechanism, includes baffle down, the fixed intercommunication in baffle side has lower integrated piece down, the parallelly connected solenoid valve pipeline of integrated piece one side fixedly connected with down, baffle top fixedly connected with spring down, baffle top fixedly connected with steel pipe down, spring one end fixedly connected with piston, the piston is seted up gappedly, piston center fixedly connected with piston rod, piston rod fixedly connected with shift fork, piston rod sliding connection has the axle sleeve, axle sleeve fixedly connected with cylinder cap, the fixed intercommunication in cylinder cap lateral surface has last integrated piece. The device has the advantages that the device controls the flow of the condensed water, so that the pressure in the steel pipe is controlled, the pressure is not enough to push the piston, the piston flows out of the gap to achieve the cleaning purpose, and the piston rod are pushed to drive the shifting fork to close the valve when the pressure is high.

Preferably, the piston rod side fixedly connected with supports the cover, piston rod side threaded connection has the nut, nut fixed connection elastic washer, piston rod side fixedly connected with retaining ring and limiting plate. The piston has the advantages that the piston and the piston rod are firmer and have good sealing performance due to the supporting sleeve and the nut.

Preferably, the inner side of the cylinder cover is fixedly connected with an inner o-shaped ring, and one surface of the cylinder cover is fixedly connected with a steel pipe. The cylinder cover sealing structure has the advantage that the sealing performance of the cylinder cover can be improved by the inner o-shaped ring.

Preferably, the side surface of the piston is fixedly connected with a support ring, and the inner side and the outer side of the shaft sleeve are fixedly connected with an o-shaped ring. The O-shaped ring has the advantage that the sealing performance of the piston and the supporting ring is improved by the O-shaped ring.

Preferably, the cylinder cover is fixedly connected with a support, and one end of the nut is fixedly connected with a travel switch limiting plate.

Preferably, the side surface of the lower integrated block is provided with a water inlet, and the upper integrated block is provided with a water outlet.

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

the utility model discloses a water inlet that is intake by lower integrated piece through the condensate medium is fixed with the piston rod because of the spring, and the piston is fixed with the piston rod again, so the pulling force that the spring was received to the piston and is brought is greater than steel pipe internal pressure, so be not enough to promote the piston, and the condensate flows through the clearance of piston, makes whole actuating mechanism system keep a clear operational environment. When the valve needs to be closed emergently, the electromagnetic valves are in an opening state by controlling the opening and closing of the two bypass electromagnetic valves of the actuating mechanism through power failure, more pressure water enters the steel pipe, the internal pressure of the actuating mechanism cylinder body is increased, the pressure exceeds the pulling force provided by the spring, the condensed water medium pushes the piston to move upwards and drives the piston rod to move together, the shifting fork on the piston rod is driven, the valve clack arm is rotated to close the valve clack, and finally the valve on the pipeline is closed forcibly. The steam extraction check valve on the pipeline achieves the effects of quick opening and forced quick closing through the control of the flow and pressure of the condensed water. This is high-efficient swift, fine guarantee the safety of mechanism.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only 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.

Fig. 1 is a schematic view of the depression structure of the present invention;

FIG. 2 is a schematic sectional view of the present invention;

fig. 3 is a schematic view of a partial structure of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1-lower baffle, 2-steel pipe, 3-cylinder cover, 4-bracket, 5-limiting plate, 6-support rod, 7-lower integrated block, 8-upper integrated block, 9-spring, 10-elastic washer, 11-support sleeve, 12-piston, 13-inner o-ring, 14-outer o-ring, 15-shaft sleeve, 16-piston rod, 17-retainer ring, 18-nut, 19-travel switch limiting plate, 20-o-ring, 21-support ring, 22-parallel solenoid valve pipeline and 23-shifting fork.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

the utility model provides an use condensate water as pressure medium's actuating mechanism, including baffle 1 down, the fixed intercommunication in baffle 1 side down has lower integrated piece 7, the parallelly connected solenoid valve pipeline 22 of 7 one side fixedly connected with of lower integrated piece, baffle 1 top fixedly connected with spring 9 down, baffle 1 top fixedly connected with steel pipe 2 down, spring 9 one end fixedly connected with piston 12, piston 12 sets up gappedly, piston 12 center fixedly connected with piston rod 16, piston rod 16 fixedly connected with shift fork 23, piston rod 16 sliding connection has axle sleeve 15, axle sleeve 15 fixedly connected with cylinder cap 3, the fixed intercommunication in 3 lateral surfaces of cylinder cap has last integrated piece 8.

Wherein, the side of the piston rod 16 is fixedly connected with a supporting sleeve 11, the side of the piston rod 16 is in threaded connection with a nut 18, the nut 18 is fixedly connected with an elastic washer 10, and the side of the piston rod 16 is fixedly connected with a retainer ring 17 and a limiting plate 5. An inner o-shaped ring 13 is fixedly connected to the inner side of the cylinder cover 3, and a steel pipe 2 is fixedly connected to one side of the cylinder cover 3. The side surface of the piston 12 is fixedly connected with a supporting ring 21, and the inner side and the outer side of the shaft sleeve 15 are fixedly connected with an o-shaped ring 20. The cylinder cover 3 is fixedly connected with the support 4, and one end of the nut 18 is fixedly connected with a travel switch limiting plate 19. The side surface of the lower integrated block 7 is provided with a water inlet, and the upper integrated block 8 is provided with a water outlet.

One specific application of this embodiment is: the utility model discloses a condensate medium is intake by the water inlet of lower integrated block 2, along with the increase of water and produces pressure in the steel pipe 2, because of spring 9 is fixed with piston rod 16, and piston rod 16 is fixed with piston 12 again, so piston 12 receives the pulling force that spring 9 brought, again because of the lower not enough piston 12 that promotes of 2 internal pressure in the steel pipe, so the condensate passes through the clearance of piston 12 and flows, makes whole actuating mechanism system keep a clear operational environment. When the valve needs to be closed emergently, the electromagnetic valves are in an opening state by controlling the opening and closing of the two bypass electromagnetic valves of the actuating mechanism through power failure, more pressure water enters the steel pipe 2, the internal pressure of the actuating mechanism cylinder body is increased (0.5-1.2MPa) and exceeds the tension provided by the spring 9, the condensed water medium pushes the piston 12 to move upwards and drives the piston rod 16 to displace together, the shifting fork 23 on the piston rod 16 is driven, the valve clack arm is rotated to close the valve clack, and finally the valve on the pipeline is closed forcibly.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. An actuating mechanism using condensed water as a pressure medium comprises a lower baffle (1), and is characterized in that: lower baffle (1) side fixed intercommunication has lower integrated piece (7), integrated piece (7) one side fixedly connected with solenoid valve pipeline (22) down, baffle (1) top fixedly connected with spring (9) down, baffle (1) top fixedly connected with steel pipe (2) down, spring (9) one end fixedly connected with piston (12), piston (12) side is seted up gappedly, piston (12) center fixedly connected with piston rod (16), piston rod (16) fixedly connected with shift fork (23), piston rod (16) sliding connection has axle sleeve (15), axle sleeve (15) fixedly connected with cylinder cap (3), the fixed intercommunication of cylinder cap (3) lateral surface has last integrated piece (8).

2. The actuator taking condensed water as a pressure medium according to claim 1, wherein: the piston rod (16) side fixedly connected with supports cover (11), piston rod (16) side threaded connection has nut (18), nut (18) fixedly connected with elastic washer (10), piston rod (16) side fixedly connected with retaining ring (17) and limiting plate (5).

3. The actuator taking condensed water as a pressure medium according to claim 1, wherein: the inner side of the cylinder cover (3) is fixedly connected with an inner o-shaped ring (13), and one surface of the cylinder cover (3) is fixedly connected with a steel pipe (2).

4. The actuator taking condensed water as a pressure medium according to claim 1, wherein: the side surface of the piston (12) is fixedly connected with a supporting ring (21), and the inner side and the outer side of the shaft sleeve (15) are fixedly connected with an o-shaped ring (20).

5. The actuator taking condensed water as a pressure medium according to claim 1, wherein: the cylinder cover (3) is fixedly connected with a support (4), and one end of the nut (18) is fixedly connected with a travel switch limiting plate (19).

6. The actuator taking condensed water as a pressure medium according to claim 1, wherein: the upper integrated block (8) is provided with a water outlet, and the side surface of the lower integrated block (7) is provided with a water inlet.