Solenoid valve control module with compact structure

Abstract

The utility model discloses an electromagnetic valve control module with a compact structure, and belongs to the field of electromagnetic valves. Comprising a shell, a fixing seat, a control mainboard and a wiring terminal, the fixing seat is installed in the shell, a first fixing groove and a second fixing groove are formed in the fixing seat, the control mainboard is arranged in the first fixing groove, the wiring terminal is arranged in the second fixing groove, the wiring terminal is electrically connected with the control mainboard, and the control mainboard is electrically connected with the wiring terminal. A through hole used for threading is further formed between the first fixing groove and the second fixing groove. Compared with the prior art, the electromagnetic valve control module has the advantages that the first fixing groove and the second fixing groove are formed in the fixing base to achieve installation of the control main board and the wiring terminal respectively, the through hole can be used for allowing a connecting wire between the control main board and the wiring terminal to penetrate through, the overall structure is compact, and installation is convenient. And the occupied volume of the whole product can be reduced.

Description

Technical Field

[0001] The utility model belongs to the field of electromagnetic valves, and in particular relates to a electromagnetic valve control module with a compact structure. Background Art

[0002] Solenoid valves, as a common and effective air source control device, offer the advantages of fast response and high control precision, and are widely used in many fields. However, existing solenoid valve control modules often suffer from a disorganized structure, resulting in a large overall size and limiting their use cases. Utility Model Content

[0003] In order to solve the above problems, the purpose of the present invention is to provide a solenoid valve control module with a compact structure, which can reduce the volume of the product and expand the application scenarios of the product.

[0004] To achieve the above purpose, the technical solution of the utility model is as follows:

[0005] The utility model provides a solenoid valve control module with a compact structure, comprising: a shell, a fixing base, a control main board, and a wiring terminal. The fixing base is installed in the shell, and a first fixing groove and a second fixing groove are provided in the fixing base. The control main board is provided in the first fixing groove, and the wiring terminal is provided in the second fixing groove. The wiring terminal is electrically connected to the control main board, and a through hole for threading is also provided between the first fixing groove and the second fixing groove.

[0006] In the present application, the control main board and the wiring terminal are installed respectively by setting a first fixing groove and a second fixing groove in the fixing seat. The through hole can be used to pass the connecting wires between the control main board and the wiring terminal. The overall structure is relatively compact and can reduce the volume occupied by the control module.

[0007] Furthermore, the second fixing slots and the wiring terminals are provided with two, and the two wiring terminals are respectively located in the two second fixing slots. In this application, the control main board adopts a PWM circuit board, and the two wiring terminals are connected to the PWM circuit board for outputting 0V and 24V DC pulse signals to the coil respectively.

[0008] Furthermore, a terminal through hole communicating with the second fixing groove is provided on the bottom wall of the fixing seat, so as to facilitate the conductive terminal of the solenoid valve coil to be inserted into the second fixing groove and connected with the wiring terminal.

[0009] Furthermore, a pressing groove is provided on the outer side of the second fixing groove, a terminal pressing plate is provided in the pressing groove, and the terminal pressing plate is fixedly connected to the fixing seat, so as to press the connection terminal into the second fixing groove.

[0010] Furthermore, a limiting protrusion is provided on the terminal pressing plate, and the limiting protrusion extends into the second fixing groove to limit the wiring terminal.

[0011] Furthermore, a first connecting hole is provided on the side wall of the pressing groove, a second connecting hole is provided on the terminal pressing plate, and the first connecting hole and the second connecting hole are connected by a screw member.

[0012] Furthermore, a third fixing groove perpendicular to the first fixing groove is provided in the fixing seat, and a conductive connector is provided on the control main board, and the conductive connector is provided in the third fixing groove.

[0013] Furthermore, the third fixing slot and the conductive connector are provided with two, and the two conductive connectors are respectively located in the two third fixing slots. In the present application, the two conductive connectors are respectively used to connect the input and output lines of the control mainboard and are fixed by screws.

[0014] Furthermore, a housing cavity is provided in the shell, the fixing seat is provided in the housing cavity, an external wiring port is provided on the shell, and the external wiring port is communicated with the housing cavity.

[0015] Furthermore, an anti-dropout component is provided in the external wiring port, and a sealing rubber ring is provided between the anti-dropout component and the inner wall of the external wiring port.

[0016] Furthermore, the housing and the mounting base are provided with corresponding fixing holes, each of which is provided with a fixing screw, the lower end of which passes through the housing and the mounting base in sequence. Once the fixing screw passes through the housing and the mounting base, the control module and the magnetic coil assembly of the solenoid valve are connected as a whole, improving structural stability.

[0017] Furthermore, a guide groove is provided on the inner side wall of the shell, and a guide bar adapted to the guide groove is provided on the outer side wall of the fixing seat. The guide bar is located in the guide groove and can provide guidance when the fixing seat and the shell are assembled.

[0018] Compared with the existing technology, the solenoid valve control module of the present invention realizes the installation of the control main board and the wiring terminals respectively by setting a first fixing groove and a second fixing groove in the fixing seat. The through hole can be used to pass the connecting wires between the control main board and the wiring terminals. The overall structure is relatively compact, which can reduce the occupied volume of the entire product. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 Schematic diagram of the structure of the control module of this embodiment.

[0020] Figure 2 It is an exploded view of the control module of this embodiment.

[0021] Figure 3 Schematic diagram of the structure of the housing of the control module of this embodiment.

[0022] Figure 4 It is a structural diagram of the control main board, wiring terminals, and fixing base of the control module in the assembled state.

[0023] Figure 5 It is a structural diagram of the fixing seat from the first perspective.

[0024] Figure 6 It is a structural schematic diagram of the second perspective of the fixed seat.

[0025] In the figure: 11. Shell; 111. External wiring port; 12. Fixing seat; 121. First fixing groove; 122. Second fixing groove; 123. Through hole; 124. Terminal through hole; 125. Pressing groove; 126. First connecting hole; 127. Third fixing groove; 13. Control main board; 14. Wiring terminal; 15. Terminal pressing plate; 151. Limiting protrusion; 152. Second connecting hole; 16. Threaded part; 17. Conductive connector; 18. Anti-slip part; 19. Sealing rubber ring; 110. Fixing hole; 120. Guide groove; 130. Guide bar; 140. Fixing screw. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0027] To achieve the above purpose, the technical solution of the utility model is as follows:

[0028] See also Figure 1-6 As shown, this embodiment provides a solenoid valve control module with a compact structure, including: a shell 11, a fixing base 12, a control main board 13, and a wiring terminal 14. The fixing base 12 is installed in the shell 11, and a first fixing groove 121 and a second fixing groove 122 are provided in the fixing base 12. The control main board 13 is provided in the first fixing groove 121, and the wiring terminal 14 is provided in the second fixing groove 122. The wiring terminal 14 is electrically connected to the control main board 13, and a through hole 123 for threading is also provided between the first fixing groove 121 and the second fixing groove 122.

[0029] In this embodiment, by setting a first fixing groove 121 and a second fixing groove 122 in the fixing base 12, the installation of the control main board 13 and the wiring terminal 14 can be achieved respectively. The through hole 123 can be used to pass the connecting wires between the control main board 13 and the wiring terminal 14. The overall structure is relatively compact, which can reduce the occupied volume of the control module 1.

[0030] Furthermore, two second fixing slots 122 and two wiring terminals 14 are provided, and the two wiring terminals 14 are respectively located in the two second fixing slots 122. In this embodiment, the control main board 13 uses a PWM circuit board capable of outputting a high-frequency PWM signal of 200 kHz. The two wiring terminals 14 are connected to the PWM circuit board to output 0V and 24V DC pulse signals to the coil, respectively.

[0031] Furthermore, a terminal through hole 124 communicating with the second fixing groove 122 is provided on the bottom wall of the fixing seat 12 , so as to facilitate the conductive terminal of the solenoid valve coil to be inserted into the second fixing groove 122 and connected to the wiring terminal 14 .

[0032] Furthermore, a pressing groove 125 is further provided on the outer side of the second fixing groove 122 , and a terminal pressing plate 15 is provided in the pressing groove 125 . The terminal pressing plate 15 is fixedly connected to the fixing seat 12 , so as to press and hold the connection terminal 14 in the second fixing groove 122 .

[0033] Furthermore, a limiting protrusion 151 is provided on the terminal pressing plate 15 , and the limiting protrusion 151 extends into the second fixing groove 122 to limit the connection terminal 14 .

[0034] Furthermore, a first connection hole 126 is defined on a side wall of the pressing groove 125 , and a second connection hole 152 is defined on the terminal pressing plate 15 . The first connection hole 126 and the second connection hole 152 are connected via a screw member 16 .

[0035] Furthermore, a third fixing slot 127 perpendicular to the first fixing slot 121 is further provided in the fixing seat 12 . A conductive connector 17 is provided on the control main board 13 , and the conductive connector 17 is disposed in the third fixing slot 127 .

[0036] Furthermore, two third fixing slots 127 and two conductive connectors 17 are provided, and the two conductive connectors 17 are respectively located in the two third fixing slots 127. In this embodiment, the two conductive connectors 17 are respectively used to connect the input and output lines of the control main board 13 and are fixed by screws.

[0037] Furthermore, an accommodating cavity is provided in the shell 11 , the fixing seat 12 is provided in the accommodating cavity, and an external wiring port 111 is provided on the shell 11 , which is in communication with the accommodating cavity.

[0038] Furthermore, an anti-dropout member 18 is provided in the external wiring port 111 , and a sealing rubber ring 19 is provided between the anti-dropout member 18 and the inner wall of the external wiring port 111 .

[0039] Furthermore, corresponding fixing holes 110 are provided on the shell 11 and the fixing seat 12, and a fixing screw 140 is provided in the fixing hole 110. The lower end of the fixing screw 140 passes through the shell 11 and the fixing seat 12 in sequence. After the fixing screw 140 passes through the shell 11 and the fixing seat 12, the control module and the magnetic coil assembly of the solenoid valve can be connected as a whole, thereby improving the structural stability.

[0040] Furthermore, a guide groove 120 is provided on the inner wall of the shell 11, and a guide bar 130 adapted to the guide groove 120 is provided on the outer wall of the fixing seat 12. The guide bar 130 is located in the guide groove 120 and can provide guidance when the fixing seat 12 and the shell 11 are assembled.

[0041] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A compact solenoid valve control module, characterized in that: include: A shell, a fixing base, a control main board, and a wiring terminal. The fixing base is installed in the shell, and a first fixing groove and a second fixing groove are provided in the fixing base. The control main board is provided in the first fixing groove, and the wiring terminal is provided in the second fixing groove. The wiring terminal is electrically connected to the control main board, and a through hole for threading is also provided between the first fixing groove and the second fixing groove.

2. A compact solenoid valve control module according to claim 1, characterized in that: A terminal through hole communicating with the second fixing groove is also provided on the bottom wall of the fixing seat.

3. A compact solenoid valve control module according to claim 1, characterized in that: A pressing groove is further provided on the outer side of the second fixing groove, a terminal pressing plate is provided in the pressing groove, and the terminal pressing plate is fixedly connected to the fixing seat.

4. A compact solenoid valve control module according to claim 3, characterized in that: A limiting protrusion is provided on the terminal pressing plate, and the limiting protrusion extends into the second fixing groove.

5. A compact solenoid valve control module as claimed in claim 3, characterized in that: A first connecting hole is provided on the side wall of the pressing groove, a second connecting hole is provided on the terminal pressing plate, and the first connecting hole and the second connecting hole are connected by a screw member.

6. A compact solenoid valve control module according to claim 1, characterized in that: A third fixing slot perpendicular to the first fixing slot is further provided in the fixing seat. A conductive connector is provided on the control main board, and the conductive connector is provided in the third fixing slot.

7. A compact solenoid valve control module according to claim 1, characterized in that: An accommodating cavity is provided in the shell, the fixing seat is provided in the accommodating cavity, an external wiring port is provided on the shell, and the external wiring port is communicated with the accommodating cavity.

8. A compact solenoid valve control module according to claim 7, characterized in that: An anti-dropout component is provided in the external wiring port, and a sealing rubber ring is provided between the anti-dropout component and the inner wall of the external wiring port.

9. The compact solenoid valve control module according to claim 1, characterized in that: The housing and the fixing seat are provided with fixing holes at corresponding positions, and a fixing screw is provided in the fixing hole. The lower end of the fixing screw passes through the housing and the fixing seat in sequence.

10. The compact solenoid valve control module according to claim 1, characterized in that: A guide groove is further provided on the inner side wall of the shell, and a guide strip adapted to the guide groove is provided on the outer side wall of the fixing seat, and the guide strip is located in the guide groove.

Images