CN217363504U

CN217363504U - Bus valve terminal

Info

Publication number: CN217363504U
Application number: CN202221106757.5U
Authority: CN
Inventors: 刘勇; 吴厚荣; 杨栋材; 倪志升; 楼夙宁
Original assignee: Zhejiang EMc Pneumatic Technology Co ltd
Current assignee: Zhejiang EMc Pneumatic Technology Co ltd
Priority date: 2022-05-10
Filing date: 2022-05-10
Publication date: 2022-09-02
Anticipated expiration: 2032-05-10

Abstract

The utility model discloses a bus valve island, which comprises a bus board, wherein an electric control box and a plurality of electromagnetic valves are arranged on the bus board, the electric control box is provided with a bus module and a power interface electrically connected with the bus module, a grounding device is arranged in the electric control box, the grounding device comprises a first grounding component and a second grounding component, the first grounding component comprises a grounding pin arranged on the bus module and a metal screw sleeve arranged at the periphery of the power interface, the periphery of the power interface is provided with a metal ring, one end of the metal ring is abutted against the grounding pin, the other end of the metal ring is abutted against the metal screw sleeve, the bus module is connected with the bus board through the second grounding component, a grounding perforation is arranged on the bus board, a plurality of wiring needles are arranged in the power interface, at least one wiring needle in the wiring needles is grounded, the internal structure of the electric control box of the bus valve island is simpler, the production cost is lower and the assembly is more convenient.

Description

Bus valve terminal

Technical Field

The utility model relates to a technical field of valve island, in particular to bus valve island.

Background

The valve island comprises a unit of a plurality of valves, which are separate components with their own housing. The valves can be attached to separate fastening structures, i.e. separate components, next to each other in a linear direction. The valves form a valve island with a common fastening structure to which the valves can be attached and removed, whereby the valve island is a flexible-to-use module, wherein the number of valves attached to the fastening structure can easily be adapted to the purpose and purpose of the valve island.

In order to solve the technical problem, technicians develop a valve island with a signal interference resistance function, for example, a Chinese patent (publication No. CN 113507804A) discloses a bus valve island, a bus board is provided with a control box assembly and a plurality of electromagnetic valves, the control box assembly comprises a bus control box and a bus module arranged in the bus control box, the bus module is electrically connected with a bus interface and a power interface, the bus interface is connected with the bus module through a first grounding elastic sheet, the bus module is connected with the bus board through a second grounding elastic sheet, and the bus board is provided with a grounding through hole; be provided with a plurality of wiring needles in the power source, an at least ground connection in the wiring needle, wherein the structure of first ground connection shell fragment including the connection piece, buckle the shaping in the contact piece of connection piece, first ground connection shell fragment and second ground connection shell fragment are whole all to be "7" font, and this first ground connection shell fragment not only the production and processing degree of difficulty is with high costs greatly, need pass through fastener with its fixed mounting on the cylinder manifold simultaneously, and the assembly is comparatively loaded down with trivial details.

Disclosure of Invention

The utility model aims at providing a low in production cost, convenient assembling's bus valve island.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a bus valve island, includes the cylinder manifold, is provided with automatically controlled box and a plurality of solenoid valve on the cylinder manifold, and automatically controlled box is equipped with bus module and the power source that is connected with bus module electricity, be equipped with earthing device in the automatically controlled box, earthing device includes first ground connection subassembly and second ground connection subassembly, and first ground connection subassembly is including setting up the ground connection pin on bus module and dispose in the metal swivel nut of power source periphery, and power source's periphery disposes the becket, and the one end and the ground connection pin of becket offset, the other end and the metal swivel nut of becket offset, and bus module passes through second ground connection subassembly and is connected with the cylinder manifold, has seted up ground connection perforation on the cylinder manifold, be provided with a plurality of wiring needles in the power source, at least one wiring needle ground connection among the wiring needles.

Furthermore, the electric control box is provided with a mounting hole corresponding to the power interface, the metal screw sleeve is connected with a nut in a threaded manner, a flange is radially and convexly arranged at the inner end of the metal screw sleeve, and the flange is matched with the nut to fix the metal screw sleeve in the mounting hole.

Further, a sealing ring is arranged on the periphery of the metal screw sleeve and clamped between the electric control box and the metal screw sleeve.

Furthermore, the second grounding assembly comprises a connecting sheet and a contact sheet bent and formed on the connecting sheet, the second grounding assembly is fixed on the bus board through the connecting sheet, and the second grounding assembly is abutted to the bus module through the contact sheet.

Furthermore, an annular groove is formed in one end, opposite to the bus board, of the electric control box, and a sealing ring is arranged in the annular groove.

Furthermore, the inner wall of the electric control box is provided with a plurality of convex ribs, and the bus module is provided with guide grooves matched with the convex ribs in a guide mode.

Furthermore, the cylinder manifold is provided with three gas port channels, the gas port channels extend along the arrangement direction of the electromagnetic valves, and the three gas port channels are correspondingly communicated with the gas ports of the electromagnetic valves.

Furthermore, the bus board is also provided with a mounting channel for accommodating the circuit board, and the mounting channel extends along the arrangement direction of the electromagnetic valves.

Furthermore, the end covers of the sealing cover installation channels are installed at two ends, corresponding to the installation channels, of the bus board.

Furthermore, a lamp bead is arranged on the bus module, and a light guide column is arranged at the position of the electric control box corresponding to the upper end of the lamp bead.

To sum up, the utility model discloses following beneficial effect has:

1. compared with the first grounding elastic sheet in Chinese patent publication No. CN113507804A, the structure of the first grounding assembly is simpler, the production cost is lower and the assembly is more convenient;

2. compared with the internal structure of the electric control box in Chinese patent publication No. CN113507804A, the internal structure of the electric control box is more compact and the volume is smaller.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is an exploded view of the electric control box of the present invention.

Fig. 3 is a sectional view of the electric control box of the present invention.

Fig. 4 is an installation schematic diagram of a second ground connection assembly of the present invention.

Fig. 5 is a schematic structural view of a rib on the electric control box of the present invention.

In the figure: 1. a bus bar; 11. a ground via; 12. an air port channel; 13. installing a channel; 14. an end cap; 15. a DIN rail; 2. an electronic control box; 21. a bus module; 211. a guide groove; 212. a lamp bead; 213. a light guide pillar; 22. a power interface; 221. a wiring pin; 23. a first ground assembly; 231. a ground pin; 232. a metal thread insert; 2321. a flange; 233. a metal ring; 24. a second ground assembly; 241. connecting sheets; 242. a contact piece; 25. mounting holes; 26. a nut; 27. a seal ring; 28. a seal ring; 29. a rib is protruded; 3. an electromagnetic valve.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

As shown in fig. 1-5, a bus valve terminal comprises a bus board 1, an electrical control box 2 and a plurality of electromagnetic valves 3 are disposed on the bus board 1, the electrical control box 2 is provided with a bus module 21 and a power interface 22 electrically connected to the bus module 21, the bus module 21 is electrically connected to a circuit board in the bus board 1 through a multi-pin interface (this is not detailed in the present invention), a grounding device is disposed in the electrical control box 2, the grounding device comprises a first grounding component 23 and a second grounding component 24, the first grounding component 23 comprises a grounding pin 231 disposed on the bus module 21 and a metal screw sleeve 232 disposed on the periphery of the power interface 22, a metal ring 233 is disposed on the periphery of the power interface 22, one end of the metal ring 233 abuts against the grounding pin 231, the other end of the metal ring 233 abuts against the metal screw sleeve 232, the bus module 21 is connected to the bus board 1 through the second grounding component 24, the bus board 1 is provided with a grounding through hole 11, a plurality of wiring pins 221 are arranged in the power interface 22, at least one wiring pin 221 in the wiring pins 221 is grounded, and the structure of the first grounding assembly 23 is simpler than that of a first grounding elastic sheet in the Chinese patent publication No. CN113507804A, the structure is simpler, the production cost is lower, and the assembly is more convenient.

The position that automatically controlled box 2 corresponds power source 22 is equipped with mounting hole 25, and threaded connection has nut 26 on the metal swivel nut 232, and the radial protruding flange 2321 that is equipped with in inner of metal swivel nut 232, flange 2321 is fixed in mounting hole 25 with metal swivel nut 232 with the cooperation of nut 26, through this setting, is convenient for fix the assembly to mounting hole 25 with power source 22 in, furtherly, the periphery of metal swivel nut 232 is equipped with sealing washer 27, sealing washer 27 presss from both sides and puts between automatically controlled box 2 and metal swivel nut 232, can effectively prevent sealed and dustproof effect through setting up sealing washer 27.

The second grounding assembly 24 includes a connecting sheet 241 and a contact sheet 242 bent and formed on the connecting sheet 241, the second grounding assembly 24 is fixed to the bus board 1 through the connecting sheet 241, the second grounding assembly 24 abuts against the bus module 21 through the contact sheet 242, and the structure of the second grounding assembly 24 is the same as that in chinese patent publication No. CN113507804A, which is not described in detail in the present application.

Be equipped with lamp pearl 212 on bus module 21, the position that automatically controlled box 2 corresponds lamp pearl upper end is equipped with leaded light post 213, the utility model discloses in, lamp pearl 212 adopts LED lamp pearl 212, the circumference of leaded light post 213 is fixed with four group's strengthening ribs, can directly fill in the mounting hole department of cylinder manifold 1 through this setting up leaded light post 213, and leaded light post 213 sets up four group's strengthening ribs and cylinder manifold 1's mounting hole and closely cooperates and prevents that leaded light post 213 from falling out simultaneously.

The inner wall of automatically controlled box 2 is equipped with a plurality of protruding muscle 29, bus module 21 is equipped with protruding muscle 29 direction complex guide way 211, and bus module 21 is fixed in automatically controlled box 2 through the fastening of fixed screw in, at the in-process of twisting fixed screw, bus module 21 can be atress, because protruding muscle 29 and guide way 211 location fit, can play the positioning action, prevents that bus module 21 from taking place the displacement when the installation, and automatically controlled box 2 is through four fastening screw fixed connection on cylinder manifold 1, automatically controlled box 2 is equipped with the ring channel for the one end of cylinder manifold 1, be provided with sealing ring 28 in the ring channel, can extrude sealing ring 28 when this fastening screw is screwed up, and then play the sealing action, and the inner structure of automatically controlled box 2 is compacter than the inner structure of automatically controlled box 2 in chinese patent publication No. CN113507804A, and the volume is littleer.

The cylinder manifold 1 is provided with three gas port channels 12, the gas port channels 12 extend along the arrangement direction of the electromagnetic valves 3, and the three gas port channels 12 are correspondingly communicated with the gas ports of the electromagnetic valves 3. Still be equipped with the installation passageway 13 that is used for the holding circuit board on the cylinder manifold 1, installation passageway 13 extends along solenoid valve 3's array orientation, furtherly, cylinder manifold 1 corresponds the end cover 14 that closing cap installation passageway 13 was installed at the both ends of installation passageway 13, and 1 bottom of cylinder manifold is equipped with DIN guide rail 15, and this structural setting is convenient for install this bus valve island.

The above is only the preferred embodiment of the present invention, so all the equivalent changes or modifications made by the structure, features and principles in accordance with the claims of the present invention are included in the claims of the present invention.

Claims

1. The utility model provides a bus valve island, includes cylinder manifold (1), is provided with automatically controlled box (2) and a plurality of solenoid valve (3) on cylinder manifold (1), and automatically controlled box (2) are equipped with bus module (21) and power source (22) be connected with bus module (21) electricity, its characterized in that: be equipped with earthing device in automatically controlled box (2), earthing device includes first ground connection subassembly (23) and second ground connection subassembly (24), first ground connection subassembly (23) are including setting up ground pin (231) on bus module (21) and dispose in metal swivel nut (232) of power source interface (22) periphery, the periphery of power source interface (22) disposes becket (233), the one end and the ground pin (231) of becket (233) offset, the other end and the metal swivel nut (232) of becket (233) offset, bus module (21) are connected with cylinder manifold (1) through second ground connection subassembly (24), ground connection perforation (11) have been seted up on cylinder manifold (1), be provided with a plurality of needles (221) in power source interface (22), at least one wiring needle (221) ground connection in wiring needle (221).

2. A bus valve island according to claim 1, wherein: the position that automatically controlled box (2) corresponds power source (22) is equipped with mounting hole (25), threaded connection has nut (26) on metal swivel nut (232), and the inner of metal swivel nut (232) is radial protruding to be equipped with flange (2321), flange (2321) and nut (26) cooperation are fixed in metal swivel nut (232) mounting hole (25).

3. The bus valve island of claim 2, wherein: the periphery of the metal thread insert (232) is provided with a sealing ring (27), and the sealing ring (27) is clamped between the electric control box (2) and the metal thread insert (232).

4. A bus valve island according to claim 1, wherein: the second grounding assembly (24) comprises a connecting sheet (241) and a contact sheet (242) bent and formed on the connecting sheet (241), the second grounding assembly (24) is fixed on the bus board (1) through the connecting sheet (241), and the second grounding assembly (24) abuts against the bus module (21) through the contact sheet (242).

5. The bus valve island of claim 1, wherein: and an annular groove is formed in one end, opposite to the bus board (1), of the electric control box (2), and a sealing ring (28) is arranged in the annular groove.

6. The bus valve island of claim 1, wherein: the inner wall of automatically controlled box (2) is equipped with a plurality of protruding muscle (29), bus module (21) are equipped with protruding muscle (29) direction complex guide way (211).

7. A bus valve island according to claim 1, wherein: the cylinder manifold (1) is provided with three gas port channels (12), the gas port channels (12) extend along the arrangement direction of the electromagnetic valves (3), and the gas ports of the three gas port channels (12) and the electromagnetic valves (3) are correspondingly communicated.

8. A bus valve island according to claim 1, wherein: the bus bar (1) is further provided with a mounting channel (13) used for accommodating the circuit board, and the mounting channel (13) extends along the arrangement direction of the electromagnetic valves (3).

9. A bus valve island according to claim 8, wherein: and end covers (14) of the sealing cover mounting channels (13) are mounted at two ends of the bus board (1) corresponding to the mounting channels (13).

10. A bus valve island according to claim 1, wherein: be equipped with lamp pearl (212) on bus module (21), the position that corresponds the lamp pearl upper end in automatically controlled box (2) is equipped with leaded light post (213).