Valve assembly capable of being regulated and controlled in control mode

Abstract

The utility model relates to the technical field of valve assemblies, in particular to a valve assembly capable of being regulated and controlled in a control mode, which comprises a box body, a partition plate is connected to one side of the inner wall of the box body, first rubber pads are arranged on two sides of the partition plate, second rubber pads are arranged on two sides of the inner surface of the box body, and an intermediate relay is inserted into the box body. Heat dissipation grooves are formed in the two sides of the box body, and a sealing cover is embedded in the box body. According to the utility model, the two groups of intermediate relays are respectively inserted into the two sides in the box body, and the km1 of the intermediate relays is connected in series with a group of normally open contacts in a zero line of a control loop of the valve operating platform when the valve operating platform is used, so that the switching of two remote control modes can be realized, and the switching of the two remote control modes can be realized by adjusting the delay time of the normally open time relay. The time interval of the two switching modes is adjusted, and the problem that only one mode can be recognized for remote control, and the use requirement cannot be met is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of valve components, in particular to a valve component that can be regulated in a controllable manner. Background Art

[0002] The main function of the electric valve actuator is to control the opening and closing of the valve and ensure the sealing performance of the valve. It is an important component of the electric valve. By receiving control signals such as current or voltage, it drives the valve movement to achieve automatic control of the valve. The on-site valve electric actuator needs to have two remote operation modes, one is the operation column operation of the valve electric actuator, and the other is remote configuration control realized through PLC.

[0003] When the existing electric valve actuator is used, the function of the electric valve actuator is to control the opening and closing of the valve, but the valve electric actuator can only recognize one mode of remote control and cannot meet the use requirements. Utility Model Content

[0004] The utility model aims to provide a valve assembly that can be controlled in a controlled manner to solve the problem that the electric valve actuator proposed in the above background technology can only recognize one mode of remote control and cannot meet the use requirements.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solution, a valve assembly that can be regulated in a control mode, including a box body:

[0006] A partition is connected to one side of the inner wall of the box, first rubber pads are arranged on both sides of the partition, second rubber pads are arranged on both sides of the inner surface of the box, an intermediate relay is inserted inside the box, heat dissipation grooves are opened on both sides of the box, and a cover is embedded inside the box.

[0007] Preferably, the intermediate relays are arranged in two groups and are respectively arranged as km1 and km2, and the intermediate relays are respectively inserted at two sides inside the box.

[0008] Preferably, km1 set by the intermediate relay is connected in series with a group of normally open contacts in the zero line of the valve operating console control loop, and km2 set by the intermediate relay is connected in series with a group of normally open contacts in the common line of the programmable controller control loop.

[0009] Preferably, the contacts of the making and closing time relays kt1 and kt2 are connected in series in the coils km1 and km2 set in the intermediate relay, and the intermediate relay is set to connect the kt1 and kt2 coil loops to the output end of the converter, and the line that needs remote control is connected to the input end of the intermediate relay.

[0010] Preferably, positioning blocks are connected on both sides of the cover, a rubber ring is provided on one side of the positioning block, a support spring is connected inside the box body, a limit plate is connected to the bottom end of the support spring, a control rod is connected to one side of the limit plate, and a limit rod is connected to the other side of the limit plate.

[0011] Preferably, positioning grooves are provided on both sides of the box body, the positioning blocks are inserted into the positioning grooves of the box body, a movable groove is provided on one side of the inner wall of the positioning groove of the box body, and one end of the support spring is connected to one side of the inner wall of the movable groove of the box body.

[0012] Preferably, a limiting groove is provided on the top surface of the positioning block, the bottom end of the limiting rod is inserted into the limiting groove provided in the positioning block, and one end of the control rod extends outside the movable groove provided in the box body.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. By inserting two groups of intermediate relays on both sides of the box body respectively, separating them with partitions, and protecting both sides of the intermediate relay with the first rubber pad and the second rubber pad, and the heat dissipation groove assists the intermediate relay to dissipate heat, and the cover is embedded in the box body to close the box body, when it is used, the intermediate relay km1 is connected in series with a group of normally open contacts in the zero line of the valve operating console control circuit, and the intermediate relay km2 is connected in series with a group of normally open contacts in the common line of the programmable controller control circuit, and the dynamic time relays kt1 and kt2 contacts are connected in series in the coils of km1 and km2 set by the intermediate relay. The intermediate relay sets the kt1 and kt2 coil loops to connect to the output end of the converter, and the line that needs remote control is connected to the input end of the intermediate relay, so that the load shedding of the two remote control modes can be realized, and the time interval of the two switching modes can be adjusted by adjusting the delay time of the dynamic time relay, so as to avoid the problem that only one mode of remote control can be recognized and the use requirements cannot be met.

[0015] 2. Pull the control rod to drive the limit plate and the limit rod to move, and shrink the support spring, insert the cover into the box, and insert the positioning block into the positioning groove of the box at the same time, position the cover, and use a rubber ring to fill the space between the box and the positioning block for buffering, and then release the control rod to allow the support spring to support the limit plate and the limit rod to reset, so that the bottom end of the limit rod is inserted into the limit groove of the positioning block, and cooperate with the limit plate to limit the positioning block, thereby achieving the assembly effect between the box and the cover. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a front view stereoscopic schematic diagram of the structure of the utility model;

[0017] Figure 2 It is a front view and cutaway perspective diagram of the structure of the utility model;

[0018] Figure 3 It is a schematic diagram of a side cutaway perspective view of the structure of the utility model;

[0019] Figure 4 It is a top view and a sectional three-dimensional schematic diagram of the structure of the utility model;

[0020] Figure 5 It is a schematic diagram of a partially cutaway perspective view of the structure of the present invention.

[0021] In the figure: 1. box body; 2. partition; 3. first rubber pad; 4. second rubber pad; 5. intermediate relay; 6. heat dissipation slot; 7. cover; 8. positioning block; 9. rubber ring; 10. support spring; 11. limit plate; 12. control rod; 13. limit rod. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-5 , an embodiment provided by the utility model:

[0024] A valve assembly capable of being regulated in a control mode comprises a box 1:

[0025] A partition 2 is connected to one side of the inner wall of the box body 1, and a first rubber pad 3 is arranged on both sides of the partition 2. A second rubber pad 4 is arranged on both sides of the inner surface of the box body 1. An intermediate relay 5 is inserted into the box body 1, and heat dissipation grooves 6 are opened on both sides of the box body 1. A cover 7 is embedded in the box body 1. The electronic components in the intermediate relay 5 are existing technologies and can be purchased on the market. They are not used as technical protection points of this application. Therefore, no excessive statements are made.

[0026] Furthermore, the intermediate relays 5 are arranged into two groups and are respectively arranged as km1 and km2 . The intermediate relays 5 are respectively inserted at both sides of the box body 1 , so that the two groups of intermediate relays 5 are separated by the partition plate 2 .

[0027] Furthermore, km1 set by the intermediate relay 5 is connected in series with a group of normally open contacts in the zero line of the valve operating console control circuit, and km2 set by the intermediate relay 5 is connected in series with a group of normally open contacts in the common line of the programmable controller control circuit, thereby realizing a group of normally open contacts km2 connected in series in the common line of the programmable controller control circuit.

[0028] Furthermore, the contacts of the closing time relays kt1 and kt2 are connected in series in the coils of km1 and km2 set in the intermediate relay 5. The intermediate relay 5 is set to connect the loops of the kt1 and kt2 coils to the output end of the converter, and the line that needs remote control is connected to the input end of the intermediate relay 5, so as to realize the load cutting of the two remote control modes, and can adjust the delay time of the closing time relay.

[0029] Furthermore, positioning blocks 8 are connected on both sides of the cover 7, a rubber ring 9 is provided on one side of the positioning block 8, a support spring 10 is connected to the inside of the box body 1, a limit plate 11 is connected to the bottom end of the support spring 10, a control rod 12 is connected to one side of the limit plate 11, and a limit rod 13 is connected to the other side of the limit plate 11, thereby achieving an assembly effect between the box body 1 and the cover 7.

[0030] Furthermore, positioning grooves are opened on both sides of the box body 1, the positioning block 8 is inserted into the positioning groove opened in the box body 1, a movable groove is opened on one side of the inner wall of the positioning groove opened in the box body 1, and one end of the support spring 10 is connected to one side of the inner wall of the movable groove opened in the box body 1, so that one end of the support spring 10 is limited by the movable groove opened in the box body 1.

[0031] Furthermore, a limiting groove is provided on the top surface of the positioning block 8, the bottom end of the limiting rod 13 is inserted into the limiting groove of the positioning block 8, and one end of the control rod 12 extends outside the movable groove of the box body 1, so as to realize the movement and limiting of the control rod 12 through the movable groove of the box body 1.

[0032] Working principle: When the valve is remotely controlled in multiple ways, two groups of intermediate relays 5 are respectively inserted on both sides of the inside of the box 1, separated by a partition 2, and protected by a first rubber pad 3 and a second rubber pad 4. The heat dissipation groove 6 assists the intermediate relay 5 in heat dissipation, and the cover 7 is embedded in the box 1 to seal the box 1. When it is used, km1 set by the intermediate relay 5 is connected in series with a group of normally open contacts in the zero line of the valve operating console control circuit, and km2 set by the intermediate relay 5 is connected in series with a group of normally open contacts in the common line of the programmable controller control circuit. The contacts of the make-and-break time relays kt1 and kt2 are connected in series in the coils of km1 and km2 set by the intermediate relay 5. The intermediate relay 5 connects the kt1 and kt2 coil loops to the output end of the converter, and connects the line to be remotely controlled to the input end of the intermediate relay 5. This can realize the load shedding of the two remote control modes, and can adjust the time interval of the two switching modes by adjusting the delay time of the make-and-break time relay.

[0033] When assembling the valve assembly that can be controlled, the control rod 12 is pulled to drive the limit plate 11 and the limit rod 13 to move, and the support spring 10 is contracted, the cover 7 is inserted into the box body 1, and the positioning block 8 is inserted into the positioning groove opened in the box body 1 at the same time to position the cover 7, and the rubber ring 9 is filled between the box body 1 and the positioning block 8 for buffering, and then the control rod 12 is released, so that the support spring 10 supports the limit plate 11 and the limit rod 13 to reset, so that the bottom end of the limit rod 13 is inserted into the limit groove opened in the positioning block 8, and cooperates with the limit plate 11 to limit the positioning block 8, thereby achieving the assembly effect between the box body 1 and the cover 7.

[0034] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A controllable valve assembly, comprising a housing (1), characterized in that: A partition (2) is connected to one side of the inner wall of the box (1), first rubber pads (3) are arranged on both sides of the partition (2), second rubber pads (4) are arranged on both sides of the inner surface of the box (1), an intermediate relay (5) is inserted into the box (1), heat dissipation grooves (6) are opened on both sides of the box (1), a cover (7) is embedded in the box (1), the intermediate relay (5) is arranged in two groups and respectively arranged as km1 and km2, and the intermediate relays (5) are respectively inserted into both sides of the box (1).

2. A controllable valve assembly according to claim 1, characterized in that: The km1 of the intermediate relay (5) is connected in series with a group of normally open contacts in the zero line of the valve operating console control circuit.

3. A controllable valve assembly according to claim 1, characterized in that: The km2 of the intermediate relay (5) is connected in series with a group of normally open contacts in the common line of the programmable controller control loop.

4. A controllable valve assembly according to claim 1, characterized in that: The contacts of the closing and closing time relays kt1 and kt2 are connected in series in the coils km1 and km2 provided in the intermediate relay (5); the intermediate relay (5) is provided to connect the loops of the kt1 and kt2 coils to the output end of the converter; and the line to be remotely controlled is connected to the input end of the intermediate relay (5).

5. A controllable valve assembly according to claim 1, characterized in that: Positioning blocks (8) are connected to both sides of the sealing cover (7), a rubber ring (9) is provided on one side of the positioning block (8), a supporting spring (10) is connected inside the box body (1), a limiting plate (11) is connected to the bottom end of the supporting spring (10), a control rod (12) is connected to one side of the limiting plate (11), and a limiting rod (13) is connected to the other side of the limiting plate (11).

6. A controllable valve assembly according to claim 5, characterized in that: Positioning grooves are provided on both sides of the box body (1), the positioning block (8) is inserted into the positioning grooves provided in the box body (1), a movable groove is provided on one side of the inner wall of the positioning groove provided in the box body (1), and one end of the support spring (10) is connected to one side of the inner wall of the movable groove provided in the box body (1).

7. A controllable valve assembly according to claim 5, characterized in that: The top surface of the positioning block (8) is provided with a limiting groove, the bottom end of the limiting rod (13) is inserted into the limiting groove of the positioning block (8), and one end of the control rod (12) extends outside the movable groove of the box body (1).

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