Cabinet for installing electrically operated valve control box

Abstract

The utility model discloses a cabinet for installing an electrically operated valve control box, which comprises an installation back plate arranged in the cabinet, control box electrical wiring equipment and cabinet corollary equipment, the electrically operated valve control box is installed in the cabinet, the control box is prevented from being exposed outside, and the cabinet is clean and tidy. According to the utility model, the electric valve control box and the electrical wiring equipment of the control box are installed in the same cabinet in a centralized manner, the layout is simple and reasonable, and wiring, operation and maintenance are convenient. A plurality of electrically operated valve control boxes can be installed in each cabinet, so that more space is saved, and management is convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of automatic control, in particular to a cabinet for installing an electric valve control box. Background Art

[0002] At present, most electric valve control boxes are installed on brackets or bases. However, this installation method has a slow connection speed, which is OK for a small number of valves. When the number of valves is large, it often takes a lot of time and has low production efficiency. In addition, this installation method causes the control box to be exposed to the outside, which will accumulate dust for a long time, and there is a risk of malfunction of the electric valve control box. In addition, when the control box is installed on a bracket or base, the external electrical wiring of the control box is outside the control box, which may appear to be messy and the wiring is cumbersome and lengthy.

[0003] In order to meet the installation requirements of the split control box of the electric valve and avoid the above problems, a new installation method of the electric valve control box needs to be provided. Utility Model Content

[0004] The utility model aims to provide a cabinet for installing an electric valve control box to solve the installation problem of the electric valve control box, centrally install the electrical wiring equipment of the control box and the control box, and facilitate the wiring of the control box.

[0005] To achieve the above object, the utility model provides the following solution: The utility model provides a cabinet for installing an electric valve control box, comprising

[0006] An installation backplane is provided in the cabinet body of the cabinet, a plurality of control box installation holes are provided on the installation backplane, and the electric valve control box is mounted on the back of the installation backplane through the control box installation holes; wiring holes are provided on both sides of the control box installation holes; and wire binding racks are provided on the back and front of the installation backplane; and

[0007] A control box electrical wiring device, wherein the connecting wires between the control box electrical wiring device and the electric valve control box are routed through the routing hole; a plurality of beams are arranged at intervals from top to bottom on the front of the mounting back plate, and a guide rail is arranged on each beam, wherein the control box electrical wiring device comprises a cabinet power supply device, a control box input part, and a control box output part, and the cabinet power supply device, the control box input part, and the control box output part are arranged on the guide rails respectively; and

[0008] The cabinet supporting equipment is arranged in the cabinet and includes an alarm terminal, a thermostat and a lighting lamp.

[0009] Preferably, a cabinet wire inlet hole is provided on the top of the cabinet, and the cabinet power cable enters the cabinet through the cabinet wire inlet hole and is then connected to the cabinet power inlet device.

[0010] Preferably, the cabinet adopts a configuration in which doors are opened at the front and the back, the front door corresponds to the front side of the installation back plate, and the rear door corresponds to the back side of the installation back plate.

[0011] Preferably, lighting lamps are installed on the tops of the front and back sides of the cabinet.

[0012] Preferably, the control box input part includes a control box power supply circuit breaker, a DC switching power supply, a relay power supply terminal, an electric valve switch control signal relay, an electric valve switch control signal terminal and an electric valve switch feedback signal terminal. The output cable of the cabinet power supply device is connected to the control box power supply circuit breaker and the DC switching power supply, and the output end of the control box power supply circuit breaker is connected to the power input end of the electric valve control box; the DC switching power supply is used to power the electric valve switch control signal relay, and the electric valve switch control signal terminal is connected to the relay through the relay power supply terminal; the signal of the DCS system is connected to the electric valve switch control signal terminal from the outside of the cabinet and connected to the coil side of the relay, and the contact side of the relay is connected to the signal input end of the electric valve control box; one end of the electric valve switch feedback signal terminal is connected to the DCS system, and the other end is also connected to the signal input end of the electric valve control box.

[0013] Preferably, the control box output part includes a control box power output terminal and a control box signal output terminal, the first ends of the control box power output terminal and the control box signal output terminal are both connected to the output end of the electric valve control box, and the second ends are both connected to the electric valve.

[0014] Preferably, the number of the cross beams is six, and two groups of control box mounting holes are arranged on the back side of the mounting back plate at positions corresponding to each cross beam, and an electric valve control box is correspondingly installed at each group of control box mounting holes.

[0015] Preferably, a wire binding rack is respectively provided on the left and right sides of the front side of the mounting back plate, and a wire binding buckle is provided on the crossbeam; two groups of wire binding racks are provided on the back side of the mounting back plate, each group of wire binding racks includes two vertical wire binding racks, and the two vertical wire binding racks are respectively located on both sides of each group of control box mounting holes.

[0016] Compared with the prior art, the utility model has achieved the following beneficial technical effects:

[0017] The cabinet for installing the electric valve control box in the utility model includes an installation back plate, a control box electrical wiring device and cabinet supporting equipment arranged in the cabinet. The electric valve control box is installed in the cabinet to avoid the control box being exposed to the outside, which is clean and tidy. The utility model centrally installs the electric valve control box and the electrical wiring device of the control box in the same cabinet, and the layout is simple and reasonable, which is convenient for wiring, operation and maintenance. Multiple electric valve control boxes can be installed in each cabinet of the utility model, which saves more space and is convenient for management. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0019] Figure 1 The figure is an internal front view of a cabinet for mounting an electric valve control box;

[0020] Figure 2 The figure is the internal rear view of the cabinet for installing the electric valve control box;

[0021] Among them, 1. Installation backplane; 2. Crossbeam; 3. Wire binding rack; 5. Control box installation hole; 6. Wiring hole; 7. Guide rail; 8. Lighting; 9. Door control; 10. Electric valve control box; 11. Cabinet power supply equipment; 12. Alarm terminal; 13. Thermostat; 14. Control box power supply circuit breaker; 15. DC switching power supply; 16. Relay power supply terminal; 17. Electric valve switch control signal relay; 18. Electric valve switch control signal terminal; 19. Electric valve switch feedback signal terminal; 20. Control box power output terminal; 21. Control box signal output terminal. 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] The utility model aims to provide a cabinet for installing an electric valve control box to solve the installation problem of the electric valve control box, centrally install the electrical wiring equipment of the control box and the control box, and facilitate the wiring of the control box.

[0024] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the present invention is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0025] like Figure 1-Figure 2 As shown, the utility model provides a cabinet for installing an electric valve control box, comprising

[0026] The cabinet body is provided with an installation back plate 1, which is divided into two parts, the upper and lower parts; the installation back plate 1 is provided with a plurality of control box installation holes 5, and the electric valve control box 10 is assembled on the back of the installation back plate 1 through the control box installation holes 5; wiring holes 6 are provided on both sides of the control box installation holes 5; the back and front of the installation back plate 1 are provided with a wire binding rack 3 and a wire binding buckle; and

[0027] The electrical wiring device of the control box, the connecting wires between the electrical wiring device of the control box and the electric valve control box 10 are routed through the routing hole 6; a plurality of beams 2 are arranged at intervals from top to bottom on the front of the installation back plate 1, the electrical wiring device of the control box includes a cabinet power supply device 11, a control box input part, and a control box output part, and the cabinet power supply device 11, the control box input part, and the control box output part are respectively arranged on the guide rail 7; and

[0028] The cabinet supporting equipment, the cabinet supporting equipment arranged in the cabinet includes an alarm terminal 12, a thermostat 13 and a lighting lamp 8.

[0029] In one embodiment, a cabinet inlet hole is provided on the top of the cabinet, and the cabinet power cable enters the cabinet through the cabinet inlet hole and is connected to the cabinet power inlet device 11 .

[0030] In one of the embodiments, the cabinet is provided with front and rear doors, the front door corresponds to the front side of the installation back plate 1 , and the rear door corresponds to the back side of the installation back plate 1 .

[0031] In one embodiment, lighting lamps 8 are installed on the top of the front and back of the cabinet.

[0032] In one embodiment, the input part of the control box includes a control box power supply circuit breaker 14, a DC switching power supply 15, a relay power supply terminal 16, an electric valve switch control signal relay 17, an electric valve switch control signal terminal 18 and an electric valve switch feedback signal terminal 19. The output cable of the cabinet power supply device 11 is connected to the control box power supply circuit breaker 14 and the DC switching power supply 15, and the output end of the control box power supply circuit breaker 14 is connected to the power input end of the electric valve control box 10; the DC switching power supply 15 is used to power the electric valve switch control signal relay 17, and the electric valve switch control signal terminal 18 is connected to the relay through the relay power supply terminal 16; the signal of the DCS system is connected to the electric valve switch control signal terminal 18 from the outside of the cabinet and connected to the coil side of the relay, and the contact side of the relay is connected to the signal input end of the electric valve control box 10; one end of the electric valve switch feedback signal terminal 19 is connected to the DCS system, and the other end is also connected to the signal input end of the electric valve control box 10.

[0033] In one embodiment, the control box output part includes a control box power output terminal 20 and a control box signal output terminal 21, the first ends of the control box power output terminal 20 and the control box signal output terminal 21 are both connected to the output end of the electric valve control box 10, and the second ends are both connected to the electric valve.

[0034] In one embodiment, the number of the cross beams 2 is six, and two groups of control box mounting holes 5 are provided on the back side of the mounting back plate 1 at positions corresponding to each cross beam 2, and an electric valve control box 10 is installed at each group of control box mounting holes 5.

[0035] In one of the embodiments, a wire binding rack 3 is respectively provided on the left and right sides of the front side of the mounting back plate 1, and two groups of wire binding racks 3 are provided on the back side of the mounting back plate 1. Each group of wire binding racks 3 includes two vertical wire binding racks 3. The two vertical wire binding racks 3 are respectively located on both sides of each group of control box mounting holes 5, and the upper and lower sides of the six mounting beams 2 are provided with wire binding buckles.

[0036] The cabinet used for installing the electric valve control box 10 in the utility model has a back plate structure. By opening mounting holes on the mounting back plate 1, the electric valve control boxes 10 are arranged, installed and fixed. Each cabinet can install up to 12 control boxes. The cabinet has front and back doors. The electric valve control box 10 is on the back of the cabinet. The electrical wiring equipment of the control box and the cabinet supporting equipment are in the front of the cabinet. Except for the lighting lamp 8, all are installed on the mounting back plate 1 in the cabinet. A wiring hole 6 is opened on both sides of each electric valve control box 10 to facilitate wiring between the electrical wiring equipment and the control box. A wire tie rack 3 and a wire tie buckle are installed in the front of the cabinet; a wire tie rack 3 is installed on the back of the cabinet to facilitate fixing the wires in the cabinet, making the cabinet neater and more beautiful. The utility model has a simple structure, a simple and reasonable layout, and is convenient for wiring, operation and maintenance.

[0037] The arrangement principle of the equipment in front of the cabinet is from top to bottom, namely, the cabinet power supply equipment 11, the cabinet supporting equipment, the control box input part, and the control box output part, and attention should be paid to the physical isolation of 380VAC equipment and 24VDC equipment. The cabinet supporting equipment includes the lighting 8, door control 9, alarm terminal 12, and thermostat 13 in the cabinet. The cabinet alarm includes cabinet power failure, DC switching power supply 15 failure, high temperature, door control 9 alarm, etc. This type of alarm equipment is a mature technology in the existing technology and can be directly adopted. I will not go into details here.

[0038] Specifically, the structure of the cabinet includes two mounting back panels 1, six mounting crossbeams 2 are provided in front of the mounting back panels 1, guide rails 7 are provided on the mounting crossbeams 2, wire tying racks 3 are provided on the left and right sides of the mounting back panels 1, and 12 sets of control box mounting holes 5 and 24 wiring holes 6 are provided on the mounting back panels 1. There are two lighting lamps 8 and a door control 9 on the front and back of the cabinet top; each cabinet can be installed with up to 12 electric valve control boxes 10.

[0039] After the power cable of the cabinet enters the cabinet, it is connected to the cabinet power supply device 11, and then connected to the control box power supply circuit breaker 14 and the DC switch power supply 15. The output end of the control box power supply circuit breaker 14 is connected to the power input end of the electric valve control box 10, and the corresponding electric valve is powered on by controlling the on and off of the control box power supply circuit breaker 14. The DC switch power supply 15 supplies power to the lighting lamp 8 and the electric valve on / control signal relay, and is connected to the electric valve switch control signal terminal 18 and the electric valve switch control signal relay 17 through the relay power supply terminal 16. The signal of the DCS system is connected to the electric valve switch control signal terminal 18 from the outside of the cabinet, connected to the coil side of the electric valve switch control signal relay 17, and the relay contact side is connected to the signal input end of the electric valve control box 10. One end of the electric valve switch feedback signal terminal 19 is connected to the DCS system, and the other end is also connected to the signal input end of the electric valve control box 10. One end of the control box power output terminal 20 and the control box signal output terminal 21 are connected to the output end of the electric valve control box 10, and one end is connected to the electric valve. At this point, the wiring of the electric valve control box 10 is completed. The cabinet alarm includes cabinet power failure, DC switch power supply 15 failure, high temperature, and door control 9 alarm, which are connected to the DCS system through the alarm terminal 12, and the thermostat 13 measures the temperature inside the cabinet.

[0040] The cabinet power supply device 11 and the control box power supply circuit breaker 14 are 380VAC devices and are arranged above the cabinet. The current outputs 24VDC through the DC switching power supply 15 to power the input part of the electric valve control box 10, which is arranged in the middle of the cabinet. The control box power output terminal 20 and the control box signal output terminal 21 of the output part of the electric valve control box 10 are connected to the 24VDC signal and are arranged below the cabinet.

[0041] It should be noted that, for those skilled in the art, it is obvious that the present invention is not limited to the details of the above exemplary embodiments, and the present invention can be implemented in other specific forms without departing from the spirit or basic features of the present invention. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, so it is intended to include all changes within the meaning and scope of the equivalent elements of the claims in the present invention, and any figure mark in the claims should not be regarded as limiting the claims involved.

[0042] The present invention uses specific examples to illustrate the principle and implementation of the present invention. The above examples are only used to help understand the method and core idea of ​​the present invention. At the same time, for those skilled in the art, according to the idea of ​​the present invention, there will be changes in the specific implementation and application scope. In summary, the content of this specification should not be understood as limiting the present invention.

Claims

1. A cabinet for installing an electric valve control box, characterized in that: include An installation backplane is provided in the cabinet body of the cabinet, a plurality of control box installation holes are provided on the installation backplane, and the electric valve control box is mounted on the back of the installation backplane through the control box installation holes; wiring holes are provided on both sides of the control box installation holes; and wire binding racks are provided on the back and front of the installation backplane; and The electrical wiring device of the control box, the connecting wires between the electrical wiring device of the control box and the electric valve control box are routed through the routing hole; a plurality of beams are arranged at intervals from top to bottom on the front of the mounting back plate, and a guide rail is arranged on each beam, and the electrical wiring device of the control box includes a cabinet power supply device, a control box input part, and a control box output part, and the cabinet power supply device, the control box input part, and the control box output part are respectively arranged on the guide rail; as well as The cabinet supporting equipment is arranged in the cabinet and includes an alarm terminal, a thermostat and a lighting lamp.

2. The cabinet for installing the electric valve control box according to claim 1, characterized in that: A cabinet wire inlet hole is provided on the top of the cabinet, and the power cable of the cabinet enters the cabinet through the cabinet wire inlet hole and is then connected to the cabinet power inlet device.

3. The cabinet for installing the electric valve control box according to claim 1, characterized in that: The cabinet adopts a configuration form of front and rear door openings, wherein the front door corresponds to the front side of the installation back plate, and the rear door corresponds to the back side of the installation back plate.

4. The cabinet for installing the electric valve control box according to claim 1, characterized in that: Lighting lamps are installed on the tops of the front and back sides of the cabinet.

5. The cabinet for installing the electric valve control box according to claim 1, characterized in that: The control box input part includes a control box power supply circuit breaker, a DC switching power supply, a relay power supply terminal, an electric valve switch control signal relay, an electric valve switch control signal terminal and an electric valve switch feedback signal terminal. The output cable of the cabinet power supply device is connected to the control box power supply circuit breaker and the DC switching power supply. The output end of the control box power supply circuit breaker is connected to the power input end of the electric valve control box; the DC switching power supply is used to power the electric valve switch control signal relay, and the electric valve switch control signal terminal is connected to the relay through the relay power supply terminal; the signal of the DCS system is connected to the electric valve switch control signal terminal from the outside of the cabinet and connected to the coil side of the relay, and the contact side of the relay is connected to the signal input end of the electric valve control box; one end of the electric valve switch feedback signal terminal is connected to the DCS system, and the other end is also connected to the signal input end of the electric valve control box.

6. The cabinet for installing the electric valve control box according to claim 1, characterized in that: The control box output part includes a control box power output terminal and a control box signal output terminal, wherein the first ends of the control box power output terminal and the control box signal output terminal are both connected to the output end of the electric valve control box, and the second ends are both connected to the electric valve.

7. The cabinet for installing the electric valve control box according to claim 1, characterized in that: The number of the cross beams is six, and two groups of control box mounting holes are arranged on the back side of the mounting back plate at positions corresponding to each cross beam, and an electric valve control box is correspondingly installed at each group of control box mounting holes.

8. The cabinet for installing the electric valve control box according to claim 7, characterized in that: A wire binding rack is respectively arranged on the left and right sides of the front side of the mounting back plate, and a wire binding buckle is arranged on the crossbeam; two groups of wire binding racks are arranged on the back side of the mounting back plate, each group of wire binding racks includes two vertical wire binding racks, and the two vertical wire binding racks are respectively located on both sides of each group of control box mounting holes.

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