Novel field bus valve terminal

Abstract

The utility model discloses a novel field bus valve terminal which comprises a valve terminal body, and an electromagnetic valve connecting assembly and a bus control assembly are arranged on the valve terminal body. The electromagnetic valve connecting assembly comprises a first connector socket and a second connector socket, and the first connector socket and the second connector socket are arranged on the two sides of the valve terminal body and detachably connected with the valve terminal body. The bus control assembly comprises a control panel unit, the control panel unit is provided with a communication network port unit and a power supply terminal unit, and the communication network port unit and the power supply terminal unit are both electrically connected with the control panel unit. The electromagnetic valve connecting assembly and the valve terminal body are detachably arranged and do not need to be integrally formed, and the production cost is low; the electromagnetic valve connecting assemblies can be spliced according to the number of the electromagnetic valves, and the expandability is high; in addition, the field bus valve terminal integrates various bus protocols and is high in universality.

Description

Technical Field

[0001] The utility model relates to the technical field of valve islands, in particular to a novel field bus valve island. Background Art

[0002] One of the important features of fieldbus is the intelligence of equipment. It can transmit the status and diagnostic information of field equipment to the control room, realizing the transformation from traditional "equipment fault repair" to "equipment status maintenance". A large amount of real-time information on site also provides the basis and basis for management decisions. Fieldbus valve island can provide very rich equipment diagnostic information through non-periodic cyclic data exchange, mainly including: ① bus communication status; ② valve island gas supply or power supply failure; ③ signal short circuit and open circuit detection; ④) module fault information, etc. This information cannot be obtained regardless of the traditional single-point connection method or multi-pin valve island.

[0003] In the prior art, the fieldbus valve island includes a valve island body, a solenoid valve connection part and a bus control part. The solenoid valve connection part is integrally formed with the valve island body, the external solenoid valve is electrically connected to the solenoid valve connection part, and the solenoid valve connection part is electrically connected to the bus control part, so as to realize data exchange with the control room through the bus control part. This one-piece fieldbus valve island has the following shortcomings: (1) The industrial design is relatively complex, requiring customized production and a long production cycle; (2) The materials of the valve island body and the solenoid valve connection part of the one-piece fieldbus valve island need to be consistent, which increases the production cost; (3) The one-piece fieldbus valve island does not have scalability, which limits user usage needs.

[0004] In addition, the existing fieldbus valve islands generally only have one bus protocol. Since the valve islands of each bus protocol are often named according to the bus protocol type and the number of solenoid valve bits, there are too many named models, which can easily cause difficulties for users to select models. There are too many models, and the selection is also easy to be confused. Therefore, inventing a new fieldbus valve island is an urgent problem to be solved by technicians in this field. Utility Model Content

[0005] The purpose of this application is to provide a new type of fieldbus valve island. In this solution, the solenoid valve connection assembly and the valve island body of the fieldbus valve island are detachably connected, do not need to be integrally formed, and have low production costs; multiple bus protocols are integrated, and multi-protocol conversion can be achieved through a protocol rotation control unit, multiple scenarios can be used, and the portability of the selection is improved; the solenoid valve connection assembly can be spliced ​​according to the number of bits of the solenoid valve, and has strong scalability.

[0006] In order to solve the above technical problems, the present application provides a novel fieldbus valve island, including a valve island body, on which a solenoid valve connection assembly and a bus control assembly are arranged;

[0007] The solenoid valve connection assembly comprises a first wiring socket and a second wiring socket, wherein the first wiring socket and the second wiring socket are arranged on both sides of the valve island body and are detachably connected to the valve island body;

[0008] The bus control component comprises a control board unit, on which a communication network port unit and a power supply terminal unit are arranged, and both the communication network port unit and the power supply terminal unit are electrically connected to the control board unit.

[0009] Preferably, the bus control component further comprises a protocol rotation control unit;

[0010] The protocol rotation control unit is electrically connected to the control board unit.

[0011] Preferably, the novel fieldbus valve island further comprises a cover;

[0012] The cover is fixed to the valve island body and sleeved on the bus control component. The cover is provided with openings for accommodating the communication network port unit, the power terminal unit and the protocol rotation control unit respectively.

[0013] Preferably, the first wiring socket comprises a plurality of first wiring connection blocks and a first wiring socket, and the plurality of first wiring connection blocks are detachably connected to each other;

[0014] An opening for accommodating the corresponding first wiring socket is formed on the outer surface of the first wiring connection block.

[0015] Preferably, the second wiring socket comprises a plurality of second wiring connection blocks and a second wiring socket, and the plurality of second wiring connection blocks are detachably connected to each other;

[0016] An opening for accommodating the corresponding second wiring socket is formed on the outer surface of the second wiring connection block.

[0017] Preferably, a plurality of the first wiring connection blocks are provided with first positioning blocks extending forward;

[0018] One end of the first positioning block is detachably connected to the valve island body, and the other end of the first positioning block is detachably connected to the first wiring connection block;

[0019] The top end of the first positioning block is used to support the cover.

[0020] Preferably, a plurality of the second wiring connection blocks are provided with second positioning blocks extending forward;

[0021] One end of the second positioning block is detachably connected to the valve island body, and the other end of the second positioning block is detachably connected to the second wiring connection block;

[0022] The top end of the second positioning block is used to support the cover.

[0023] Preferably, the first positioning block and a plurality of the first wiring connection blocks are arranged to be spliced ​​and connected.

[0024] Preferably, an air inlet and an air outlet are provided inside the valve island body;

[0025] The air inlet and the air outlet are horizontally arranged inside the valve island body, and a plurality of air vents are respectively opened upwards to cooperate with the air inlet and the air outlet;

[0026] The positions of the plurality of vent holes are the same as the positions of the vent holes on the external solenoid valve.

[0027] Preferably, the bus control assembly further comprises an indicator light unit;

[0028] The indicator light unit is electrically connected to the control board unit.

[0029] A new field bus valve island of the utility model has the following beneficial effects. The new field bus valve island disclosed in the utility model includes a valve island body, on which a solenoid valve connection assembly and a bus control assembly are arranged; the solenoid valve connection assembly includes a first wiring socket and a second wiring socket, the first wiring socket and the second wiring socket are arranged on both sides of the valve island body, and are detachably connected to the valve island body; the bus control assembly includes a control board unit, on which a communication network port unit and a power terminal unit are arranged, and the communication network port unit and the power terminal unit are both electrically connected to the control board unit. In the present application, the external solenoid valve is electrically connected to the solenoid valve connection assembly, and the solenoid valve connection assembly is electrically connected to the bus control assembly, so as to realize data exchange with the control room through the bus control assembly. Among them, the solenoid valve connection assembly and the valve island body are detachably arranged. Therefore, the field bus valve island of the present application does not need to be integrally formed, and the solenoid valve connection assembly and the valve island body can be set with different materials, and the production cost is low. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the utility model will be further described below in conjunction with the accompanying drawings and embodiments. 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 creative work:

[0031] Figure 1 It is a structural schematic diagram of a new field bus valve island in a preferred embodiment of the utility model.

[0032] Figure 2 It is a structural schematic diagram of a control panel unit and a cover plate of a novel field bus valve island in a preferred embodiment of the utility model.

[0033] Figure 3 It is a structural schematic diagram of a first wiring socket and a second wiring socket of a novel field bus valve island in a preferred embodiment of the utility model.

[0034] Figure 4 It is a structural schematic diagram of a first positioning block and a second positioning block of a novel field bus valve island in a preferred embodiment of the utility model.

[0035] Figure 5 The utility model is a schematic diagram of the connection mode of the positioning block and the wiring connection block of a novel field bus valve island in a preferred embodiment of the utility model.

[0036] Figure 6 It is a structural schematic diagram of the splicing between the wiring connection blocks of a new field bus valve island in a preferred embodiment of the utility model.

[0037] In the figure: 1-valve island body, 11-air inlet, 12-exhaust hole; 2-solenoid valve connection assembly, 21-first wiring socket, 22-second wiring socket, 211-first wiring connection block, 212-first wiring socket terminal, 213-first positioning block, 221-second wiring connection block, 222-second wiring socket terminal; 3-bus control assembly, 31-control board unit, 32-communication network port unit, 33-power terminal unit, 34-protocol rotation control unit, 35-indicator light unit; 4-cover; A-solenoid valve. DETAILED DESCRIPTION

[0038] The core of this application is to provide a new type of fieldbus valve island. In this solution, the solenoid valve connection assembly and the valve island body of the fieldbus valve island are detachably connected, without the need for one-piece molding, and the production cost is low; multiple bus protocols are integrated, and multi-protocol conversion can be achieved through a protocol rotation control unit, realizing multi-scenario use and improving portability of selection; the solenoid valve connection assembly can be spliced ​​according to the number of bits of the solenoid valve, and has strong scalability.

[0039] In order to make the purpose, technical solution and advantages of the embodiments of the present application clearer, the technical solution in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this application.

[0040] See also Figure 1 , Figure 1 A schematic structural diagram of a novel field bus valve island provided in the present application, comprising a valve island body 1, on which a solenoid valve connection component 2 and a bus control component 3 are arranged;

[0041] The solenoid valve connection assembly 2 includes a first wiring socket 21 and a second wiring socket 22, which are arranged on both sides of the valve island body 1 and are detachably connected to the valve island body 1;

[0042] The bus control component 3 includes a control board unit 31 , on which a communication network port unit 32 and a power terminal unit 33 are provided. Both the communication network port unit 32 and the power terminal unit 33 are electrically connected to the control board unit 31 .

[0043] Specifically, in this embodiment, the bus control component 3 is arranged on one side of the top end of the valve island body 1 , and the first wiring socket 21 and the second wiring socket 22 are distributed on both sides of the valve island body 1 .

[0044] Specifically, the first wiring socket 21 and the second wiring socket 22 are both detachably connected to the valve island body 1, and the detachable connection methods include threaded connection, snap connection, hinge connection, etc., which are not specifically limited here.

[0045] Alternatively, in another embodiment, the first wiring socket 21, the second wiring socket 22 and the valve island body 1 may also be arranged to be in sliding connection, which is not specifically limited here.

[0046] It is worth noting that, since the solenoid valve connection assembly 2 and the valve island body 1 of the present application are not integrally formed but detachably connected, the solenoid valve connection assembly and the valve island body can be set with different materials. For example, the valve island body 1 is set to an existing alloy material, and the solenoid valve connection assembly is set to plastic, so that the fieldbus valve island of the present application does not need to be integrally formed, avoiding the situation in the prior art that the valve island body 1 and the solenoid valve connection assembly are both integrally formed using alloy materials in consideration of the practicality of the valve island body 1, thereby saving material costs.

[0047] Specifically, in this embodiment, the communication network port unit 32 is used to connect the network signal line to realize data exchange between the field bus valve island and the host control system. The communication network port unit 32 can be set to one or more of an RJ45 network interface, a BNC network interface, an AUI network interface, an FDDI network interface, and an ATM network interface. The number of the communication network port units 32 and the communication network port units 32 can be set as needed, and are not specifically limited here.

[0048] In summary, the present application provides a new field bus valve island, which includes a valve island body 1, on which a solenoid valve connection assembly 2 and a bus control assembly 3 are arranged; the solenoid valve connection assembly 2 includes a first wiring socket 21 and a second wiring socket 22, which are arranged on both sides of the valve island body 1 and are detachably connected to the valve island body 1; the bus control assembly 3 includes a control board unit 31, on which a communication network port unit 32 and a power terminal unit 33 are arranged, and the communication network port unit 32 and the power terminal unit 33 are both electrically connected to the control board unit 31. In the present application, the external solenoid valve is electrically connected to the solenoid valve connection assembly, and the solenoid valve connection assembly is electrically connected to the bus control assembly, so as to realize data exchange with the control room through the bus control assembly. Among them, the solenoid valve connection assembly and the valve island body are detachably arranged. Therefore, the field bus valve island of the present application does not need to be integrally formed, and the solenoid valve connection assembly and the valve island body can be set with different materials, and the production cost is low.

[0049] Based on the above embodiments:

[0050] Please refer to Figure 2 , Figure 2 This is a schematic diagram of the structure of a control panel unit and a cover panel provided in the present application.

[0051] As a preferred embodiment, the bus control component 3 further includes a protocol rotation control unit 34;

[0052] The protocol rotation control unit 34 is electrically connected to the control board unit 31 .

[0053] Specifically, in this embodiment, the protocol rotation control unit 34 is set as a knob. The user selects the appropriate bus protocol by twisting the knob. The knob is connected to the coding switch. The coding switch generates a corresponding binary code and transmits it to the control board unit 31. The control board unit 31 recognizes the binary code and triggers the corresponding bus protocol.

[0054] It is worth noting that the protocol rotation control unit 34 can also be implemented through traditional buttons, touch screen buttons, wireless signal control, etc. This embodiment only lists one of the implementation methods, and the implementation method of the protocol rotation control unit 34 is not specifically limited here.

[0055] As a preferred embodiment, a novel fieldbus valve island further includes a cover 4;

[0056] The cover 4 is fixed to the valve island body 1 and sleeved on the bus control assembly 3 . The cover 4 is provided with openings for accommodating the communication network port unit 32 , the power terminal unit 33 and the protocol rotation control unit 34 .

[0057] Specifically, in this embodiment, the cover 4 is used to form a protective component of the bus control component 3 .

[0058] Specifically, the cover 4 is provided with openings for accommodating the communication network port unit 32, the power terminal unit 33 and the protocol rotation control unit 34, so that the network port in the communication network port unit 32, the knob in the protocol rotation control unit 34, and the power terminal in the power terminal unit 33 can protrude from the openings for user convenience.

[0059] Please refer to Figure 3 , Figure 3 A schematic structural diagram of a first wiring socket and a second wiring socket provided in the present application.

[0060] As a preferred embodiment, the first wiring socket 21 includes a plurality of first wiring connection blocks 211 and first wiring socket terminals 212, and the plurality of first wiring connection blocks 211 are detachably connected;

[0061] An opening for accommodating a terminal of the corresponding first wiring socket 212 is formed on the outer surface of the first wiring connection block 211 .

[0062] Specifically, in this embodiment, the first wiring socket 21 is composed of a plurality of first wiring connection blocks 211 , and each first wiring connection block 211 is correspondingly provided to each first wiring socket terminal 212 .

[0063] Specifically, in this embodiment, two groups of power terminals are correspondingly arranged on each first wiring socket terminal 212, and each group of power terminals is correspondingly connected to a power line of a solenoid valve. Therefore, in this application, according to the number of solenoid valves, a corresponding number of first wiring connection blocks 211 can be disconnected to realize the wiring use of the solenoid valves, without the need for redesign, with strong scalability and a wide range of application scenarios.

[0064] In another preferred embodiment, the number of power terminals in the first wiring connection block 211 can be changed as needed and is not specifically limited here.

[0065] Specifically, a plurality of first wiring connection blocks 211 may also be arranged to be slidingly connected, which is not specifically limited here.

[0066] As a preferred embodiment, the second wiring socket 22 includes a plurality of second wiring connection blocks 221 and a second wiring socket terminal 222, and the plurality of second wiring connection blocks 221 are detachably connected;

[0067] An opening for accommodating the corresponding second wiring socket terminal 222 is formed on the outer surface of the second wiring connection block 221 .

[0068] Specifically, in this embodiment, two groups of power terminals are correspondingly arranged on each second wiring socket terminal 222, and each group of power terminals is correspondingly connected to a power line of a solenoid valve. Therefore, in this application, according to the number of solenoid valves, a corresponding number of second wiring connection blocks 221 can be disconnected to realize the wiring use of the solenoid valves, without the need for redesign, with strong scalability and a wide range of application scenarios.

[0069] In another preferred embodiment, the number of power terminals in the second wiring connection block 221 can be changed as needed and is not specifically limited here.

[0070] Specifically, a plurality of second wiring connection blocks 221 may also be arranged to be slidingly connected, which is not specifically limited here.

[0071] Please refer to Figure 4 , Figure 4 A schematic structural diagram of a first positioning block and a second positioning block provided in the present application.

[0072] As a preferred embodiment, a plurality of first wiring connection blocks 211 are provided with first positioning blocks 213 extending forward;

[0073] One end of the first positioning block 213 is detachably connected to the valve island body 1 , and the other end of the first positioning block 213 is detachably connected to the first wiring connection block 211 ;

[0074] The top end of the first positioning block 213 is used to support the cover 4 .

[0075] As a preferred embodiment, a plurality of second wiring connection blocks 221 are provided with second positioning blocks 223 extending forward;

[0076] One end of the second positioning block 223 is detachably connected to the valve island body 1 , and the other end of the second positioning block 223 is detachably connected to the second wiring connection block 221 ;

[0077] The top end of the second positioning block 223 is used to support the cover 4 .

[0078] Specifically, in this embodiment, the first wiring connection block 211 is extended forwardly to be provided with a first positioning block 213, and the second wiring connection block 221 is extended forwardly to be provided with a second positioning block 223. On the one hand, the integrity and aesthetics of the structural layout design are reflected, and on the other hand, the first positioning block 213 and the second positioning block 223 are used to support the cover 4.

[0079] As a preferred embodiment, the first positioning block 213 and the plurality of first wiring connection blocks 211 are arranged to be spliced ​​and connected.

[0080] Please refer to Figure 5 , Figure 5 A schematic diagram of the connection method of a positioning block and a wiring connection block provided in this application.

[0081] Specifically, in this embodiment, one end of the positioning block is connected to the valve island body 1 by means of screws, and the other end of the positioning block is connected to the wiring connection block by means of snap fit.

[0082] Please refer to Figure 6 , Figure 6 A schematic diagram of the structure of splicing between wiring connection blocks provided in this application.

[0083] Specifically, in this embodiment, the end of the front wiring connection block is used to be inserted into the end of the rear wiring connection block, and the contacting ends of the two are provided with mutually matching buckle protrusions and opening designs. Therefore, the wiring connection blocks of the present application can be spliced, which is convenient for disassembly and assembly, and has scalability, thereby improving user experience.

[0084] As a preferred embodiment, an air inlet 11 and an air outlet 12 are provided inside the valve island body 1;

[0085] The air inlet 11 and the air outlet 12 are horizontally arranged inside the valve island body 1, and a plurality of air vents for cooperating with the air inlet 11 and the air outlet 12 are respectively opened upwards;

[0086] The positions of the plurality of vent holes are the same as those of the vent holes on the external solenoid valve.

[0087] Specifically, in this embodiment, when the solenoid valve is installed on the valve island body 1, the air inlet 11 and the air outlet 12 inside the valve island body 1 are used to cooperate with the solenoid valve to realize air intake and exhaust control, which will not be described in detail here.

[0088] As a preferred embodiment, the bus control component 3 further includes an indicator light unit 35;

[0089] The indicator light unit 35 is electrically connected to the control board unit 31 .

[0090] Specifically, in this embodiment, the indicator light unit 35 is used to indicate the power-on status, network status, etc. in the bus control component 3, which is not specifically limited here.

[0091] It should be noted that, in this specification, the terms "include", "comprises" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, an element defined by the sentence "comprises a ..." does not exclude the existence of other identical elements in the process, method, article or device including the element.

[0092] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present application. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present application. Therefore, the present application will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A new fieldbus valve island, characterized in that: It comprises a valve island body (1), on which a solenoid valve connection component (2) and a bus control component (3) are arranged; The solenoid valve connection assembly (2) comprises a first wiring socket (21) and a second wiring socket (22), wherein the first wiring socket (21) and the second wiring socket (22) are arranged on both sides of the valve island body (1) and are detachably connected to the valve island body (1); The bus control component (3) comprises a control board unit (31), on which a communication network port unit (32) and a power terminal unit (33) are arranged, and both the communication network port unit (32) and the power terminal unit (33) are electrically connected to the control board unit (31).

2. A novel fieldbus valve island according to claim 1, characterized in that: The bus control component (3) further comprises a protocol rotation control unit (34); The protocol rotation control unit (34) is electrically connected to the control board unit (31).

3. A novel fieldbus valve island according to claim 2, characterized in that: The novel field bus valve island further comprises a cover (4); The cover (4) is fixed to the valve island body (1) and is sleeved on the bus control component (3); the cover (4) is provided with openings for accommodating the communication network port unit (32), the power terminal unit (33) and the protocol rotation control unit (34) respectively.

4. A novel fieldbus valve island according to claim 3, characterized in that: The first wiring socket (21) comprises a plurality of first wiring connection blocks (211) and first wiring socket terminals (212), and the plurality of first wiring connection blocks (211) are detachably connected to each other; An opening for accommodating the corresponding first wiring socket terminal (212) is provided on the outer surface of the first wiring connection block (211).

5. A novel fieldbus valve island according to claim 4, characterized in that: The second wiring socket (22) comprises a plurality of second wiring connection blocks (221) and second wiring socket terminals (222), and the plurality of second wiring connection blocks (221) are detachably connected to each other; An opening for accommodating the corresponding second wiring socket terminal (222) is provided on the outer surface of the second wiring connection block (221).

6. A novel fieldbus valve island according to claim 4, characterized in that: A plurality of the first wiring connection blocks (211) are provided with first positioning blocks (213) extending forward; One end of the first positioning block (213) is detachably connected to the valve island body (1), and the other end of the first positioning block (213) is detachably connected to the first wiring connection block (211); The top end of the first positioning block (213) is used to support the cover (4).

7. A novel fieldbus valve island according to claim 5, characterized in that: A plurality of the second wiring connection blocks (221) are provided with second positioning blocks (223) extending forward; One end of the second positioning block (223) is detachably connected to the valve island body (1), and the other end of the second positioning block (223) is detachably connected to the second wiring connection block (221); The top end of the second positioning block (223) is used to support the cover (4).

8. A novel fieldbus valve island according to claim 6, characterized in that: The first positioning block (213) and a plurality of the first wiring connection blocks (211) are arranged to be spliced ​​and connected.

9. A novel fieldbus valve island according to claim 1, characterized in that: The valve island body (1) is provided with an air inlet (11) and an air outlet (12) inside; The air inlet (11) and the air outlet (12) are horizontally arranged to penetrate the interior of the valve island body (1), and a plurality of air vents are respectively opened upwards to cooperate with the air inlet (11) and the air outlet (12); The positions of the plurality of vent holes are the same as the positions of the vent holes on the external solenoid valve.

10. A novel fieldbus valve island according to claim 1, characterized in that: The bus control component (3) further comprises an indicator light unit (35); The indicator light unit (35) is electrically connected to the control board unit (31).

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