CN218761598U - Modular valve structure - Google Patents

Abstract

The utility model discloses a modular valve structure, which comprises a valve body, an actuating mechanism and a diaphragm, wherein a first flow passage opening is arranged on the valve body, a transition layer is arranged between the valve body and the actuating mechanism, a second flow passage opening is arranged on the transition layer, and the first flow passage opening is communicated with the second flow passage opening; the transition layer includes connecting portion, actuating mechanism includes the fixed part, connecting portion and fixed part phase-match, the diaphragm sets up between actuating mechanism and transition layer, and is opened or seals the second runner mouth by actuating mechanism drive diaphragm, through set up the transition layer in actuating mechanism and valve body, only needs to change the structure of transition layer connecting portion, can enrich upper actuating mechanism's utilization type, carries out the modularization individual design to different actuating mechanism, and the processing mode is more nimble, has also improved the utilization ratio of traditional blank material.

Description

Modular valve structure

Technical Field

The utility model relates to the technical field of valves, specifically be a modular valve structure.

Background

The diaphragm valve is a cut-off valve with a special form, and is widely applied to the field of fluid cut-off. The opening and closing part is a soft diaphragm with elastic deformation capacity, and the inner cavity of the valve body, the inner cavity of the valve cover and the driving part are separated by the action of the actuating mechanism on the diaphragm.

The ultra-pure pipeline is used for conveying substances which are harmful to human body contact, such as toxic substances, strong acid, strong alkali and the like, and a diaphragm valve needs to be installed in the pipeline in order to control the cut-off and the circulation of a medium in the pipeline.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a modular valve structure can carry out the modularized design to the structure of valve, and the connected mode is more nimble.

In order to achieve the above object, the utility model provides a following technical scheme: a modular valve structure comprises a valve body, an actuating mechanism and a diaphragm, wherein the valve body is arranged on a pipeline, a first flow channel opening is formed in the valve body, a transition layer is arranged between the valve body and the actuating mechanism and fixedly connected with the valve body, a second flow channel opening is formed in the transition layer, and the first flow channel opening is communicated with the second flow channel opening; the transition layer comprises a connecting part, the actuating mechanism comprises a fixing part, the connecting part is matched with the fixing part, and the actuating mechanism is detachably connected through the connecting part and the fixing part; the diaphragm is arranged between the actuating mechanism and the transition layer, and the actuating mechanism drives the diaphragm to open or close the second flow passage opening.

Preferably, the pipeline is provided with a sub-channel, the valve is used for controlling the stop or communication of the main channel and the sub-channel, a joint is arranged between the main channel and the sub-channel, and the main channel and the sub-channel are detachably connected with the joint.

Preferably, the transition layer is provided with a first threaded hole, the valve body is provided with a second threaded hole matched with the first threaded hole, and the transition layer is fixedly connected with the valve body through a first bolt.

Preferably, the top of the transition layer is provided with a clamping groove, the diaphragm passes through the clamping groove and the transition layer, and the diaphragm is fixed at the output end of the actuating mechanism.

Preferably, one end of the transition layer, which is close to the actuating mechanism, is provided with an external thread, and the actuating mechanism and the transition layer are fixedly connected through a connecting nut and the external thread.

Preferably, the valve body is provided with a positioning groove, the bottom of the transition layer is matched with the positioning groove, and when the transition layer is clamped with the positioning groove, the first threaded hole is communicated with the second threaded hole.

Preferably, the joint is pressed into the valve body and fixed by a second bolt.

Preferably, the number of the branch passages is not less than 3.

Has the advantages that:

the utility model discloses a set up the transition layer between actuating mechanism and valve body, through the structure that changes the transition layer connecting portion, richen upper actuating mechanism's the type that utilizes, can carry out the modularization individual design to different actuating mechanism, the processing mode is more nimble, has also improved the utilization ratio of traditional blank material.

The utility model discloses a set up detachable joint between subchannel and sprue for exit can the modularized design, can carry out batch processing and storage according to the connection method of difference, and the often change of connection method makes things convenient for the different user demand in scene.

Drawings

Fig. 1 is a position relationship diagram of the transition layer, the actuator and the valve body of the modular valve structure of the present invention;

fig. 2 is a schematic view of the overall structure of a modular valve structure of the present invention;

in the figure: 1. a valve body; 11. positioning a groove; 2. an actuator; 3. a membrane; 4. a pipeline; 5. a first flow channel opening; 6. a transition layer; 61. a second flow port; 62. a first bolt; 63. a card slot; 7. a joint; 8. a connecting nut; 9. and a second bolt.

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 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.

An embodiment of the present invention is described in detail below:

as shown in fig. 1, a modular valve structure comprises a valve body 1, an actuator 2 and a diaphragm 3, wherein the valve body 1 is installed on a pipeline 4, the valve body 1 is provided with a first flow passage opening 5, a transition layer 6 is arranged between the valve body 1 and the actuator 2, the transition layer 6 is fixedly connected with the valve body 1, the transition layer 6 is provided with a second flow passage opening 61, and the first flow passage opening 5 is communicated with the second flow passage opening 61; the transition layer 6 comprises a connecting part, the actuating mechanism 2 comprises a fixing part, the connecting part is matched with the fixing part, and the actuating mechanism 2 is detachably connected through the connecting part and the fixing part; the diaphragm 3 is disposed between the actuator 2 and the transition layer 6, and the actuator 2 drives the diaphragm 3 to open or close the second flow port 61.

The traditional valve structure actuating mechanism 2 is directly fixed on the valve body 1, although the number of parts is small, the utilization rate of materials is low, and is only about 30%. The connection form of the actuating mechanism 2 and the valve body 1 cannot be changed after being processed, and only the connection form determined in the earlier stage can be adopted, so that the interchangeability is poor. By providing the transition layer 6 in the actuator 2 and the valve body 1, the actuator 2 can here be manual or pneumatic. As an embodiment, a piston is placed in a cylinder, a spring is placed above the piston and is pressed with the cylinder through a cylinder cover, the piston penetrates through the cylinder and is connected with a diaphragm 3, and the diaphragm 3 is pressed into a transition layer 6 to prevent a medium from leaking outside. When the cylinder loses air, the spring presses the membrane 3 above the transition layer 6 through the piston to cut off the medium circulation; when the cylinder is inflated, the spring is compressed, and the piston drives the diaphragm 3 to move upwards, so that the medium circulates. Because transition layer 6 and valve body 1 can dismantle the link, and transition layer 6 have with fixed part assorted connecting portion, through the structure that changes 6 connecting portions of transition layer, richen upper actuating mechanism 2's the type of utilizing, can carry out the modularization individual design to different actuating mechanism 2, the processing mode is more nimble, has also improved the utilization ratio of traditional blank material to about 85%.

Specifically, as shown in fig. 2, when the conventional pipeline 4 is branched, a plurality of pipelines 4 and a plurality of valves need to be used, which increases the processing difficulty and the processing cost. Set up the subchannel on pipeline 4, the subchannel sets up to be no less than 3, and the valve sets up to a plurality ofly for control the main flow path and the shutoff or the intercommunication of subchannel, so both can realize the reposition of redundant personnel control of medium, save valve quantity simultaneously, the processing mode is more nimble. Traditional subchannel is fixed with valve body 1's connected mode, just can't change after the connected mode processing again, sets up joint 7 between sprue and subchannel, and joint 7 presses and fixes in valve body 1 and through second bolt 9. The main runner and the sub-runners are detachably connected with the joint 7, so that the inlet and the outlet can be designed in a modularized mode, batch processing and storage can be performed according to different connection methods, and the connection form and the processing method are more flexible and changeable. Wherein the joint 7 may be in the form of a flared joint 7, a dewdrop joint or a direct weld.

Specifically, first screw hole has been seted up on transition layer 6, be provided with on the valve body 1 with first screw hole assorted second screw hole, transition layer 6 and valve body 1 pass through first bolt 62 fixed connection. The last constant head tank 11 of having seted up of valve body 1, the bottom and the constant head tank 11 phase-match of transition layer 6, when transition layer 6 and constant head tank 11 joint, first screw hole and second screw hole communicate with each other. The transition layer 6 is placed in the positioning groove 11 matched with the transition layer, the first threaded hole and the second threaded hole are made to correspond, and the transition layer 6 and the valve body 1 are fixedly connected conveniently and quickly through the first bolt 62.

Specifically, a clamping groove 63 is formed in the top of the transition layer 6, the diaphragm 3 is clamped with the transition layer 6 through the clamping groove 63, and the diaphragm 3 is fixed at the output end of the actuating mechanism 2; the diaphragm 3 is fixed on the top of the transition layer 6 through the clamping groove 63, and the actuator 2 drives the diaphragm 3 to open or close the second flow passage opening 61. One end of the transition layer 6 close to the actuating mechanism 2 is provided with an external thread, and the actuating mechanism 2 and the transition layer 6 are fixedly connected through a connecting nut 8 and the external thread.

The working principle is as follows:

with transition layer 6 and constant head tank 11 joint, first screw hole and second screw hole communicate with each other, realize transition layer 6 and valve body 1's fixed connection through first bolt 62. Through coupling nut 8 and external screw thread with actuating mechanism 2 and transition layer 6 fixed connection, through the structure that changes the 6 connecting portion of transition layer, richen upper actuating mechanism 2's the type of utilizing, can carry out modularization individual design to different actuating mechanism 2. A joint 7 is arranged between the main runner and the sub-runner, and the joint 7 is pressed in the valve body 1 and is fixed through a second bolt 9; the main runner and the sub-runners are detachably connected with the joint 7, so that the inlet and the outlet can be designed in a modular mode, and batch processing and storage can be performed according to different connection methods.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (8)

1. The utility model provides a modularization valve structure, includes valve body (1), actuating mechanism (2) and diaphragm (3), and install on pipeline (4) valve body (1), its characterized in that: a first flow channel opening (5) is formed in the valve body (1), a transition layer (6) is arranged between the valve body (1) and the actuating mechanism (2), the transition layer (6) is fixedly connected with the valve body (1), a second flow channel opening (61) is formed in the transition layer (6), and the first flow channel opening (5) is communicated with the second flow channel opening (61);

the transition layer (6) comprises a connecting part, the actuating mechanism (2) comprises a fixing part, the connecting part is matched with the fixing part, and the actuating mechanism (2) is detachably connected through the connecting part and the fixing part; the diaphragm (3) is arranged between the actuating mechanism (2) and the transition layer (6), and the actuating mechanism (2) drives the diaphragm (3) to open or close the second flow opening (61).

2. The modular valve structure of claim 1, wherein: the branch runner has been seted up on pipeline (4), the valve is used for controlling ending or the intercommunication of sprue and branch runner, be equipped with between sprue and the branch runner and connect (7), sprue and branch runner all with connect (7) can dismantle the connection.

3. The modular valve structure of claim 2, wherein: first screw hole has been seted up in transition layer (6), be provided with on valve body (1) with first screw hole assorted second screw hole, transition layer (6) and valve body (1) are through first bolt (62) fixed connection.

4. The modular valve structure of claim 3, wherein: the top of transition layer (6) is provided with draw-in groove (63), and diaphragm (3) pass through draw-in groove (63) and transition layer (6) joint, and the output at actuating mechanism (2) is fixed in diaphragm (3).

5. The modular valve structure of claim 4, wherein: and one end of the transition layer (6) close to the actuating mechanism (2) is provided with an external thread, and the actuating mechanism (2) is fixedly connected with the transition layer (6) through a connecting nut (8) and the external thread.

6. The modular valve structure of claim 3, wherein: the valve body (1) is provided with a positioning groove (11), the bottom of the transition layer (6) is matched with the positioning groove (11), and when the transition layer (6) is clamped with the positioning groove (11), the first threaded hole is communicated with the second threaded hole.

7. The modular valve structure of claim 2, wherein: the joint (7) is pressed in the valve body (1) and fixed through a second bolt (9).

8. A modular valve structure according to any one of claims 2 to 7, wherein: the number of the sub-runners is not less than 3.

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