CN113507804B

CN113507804B - Bus valve terminal

Info

Publication number: CN113507804B
Application number: CN202110689399.9A
Authority: CN
Inventors: 刘勇; 倪志升; 吴厚荣; 周辰辉
Original assignee: Zhejiang EMc Pneumatic Technology Co ltd
Current assignee: Zhejiang EMc Pneumatic Technology Co ltd
Priority date: 2021-06-22
Filing date: 2021-06-22
Publication date: 2022-08-26
Anticipated expiration: 2041-06-22
Also published as: CN113507804A

Abstract

The invention discloses a bus valve island.A bus plate 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 plate through a second grounding elastic sheet, and the bus plate is provided with a grounding through hole; a plurality of wiring pins are arranged in the power supply interface, and at least one of the wiring pins is grounded. The invention has the following advantages and effects: the bus control box can achieve good grounding performance by adopting the mode that the bus module is connected with the bus board through the second grounding elastic sheet and the bus interface is connected with the bus module through the first grounding elastic sheet, so that the interference of metal parts on signal transmission is effectively avoided, and the effect of high reliability is achieved.

Description

Bus valve terminal

Technical Field

The invention relates to the technical field of valve islands, in particular to a bus valve island.

Background

The valve island includes a unit of multiple valves that are separate components with their own housings. The valves can be attached to separate fastening structures, i.e. separate components, close 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. A valve island is an assembly, for example, for actuating a complex pneumatic system, whereby a plurality of valves can be structurally combined at one location and can be supplied with electrical and fluid energy, for example, via a common central supply unit (by pneumatic or hydraulic control fluid).

However, the existing valve terminal is usually connected with more metal connectors and metal parts, and a grounding structure is not arranged, so that the metal is easy to generate a signal interference phenomenon in the using process.

Disclosure of Invention

The invention aims to provide a bus valve island which has the effects of weak current, interference resistance and high reliability.

The technical purpose of the invention is realized by the following technical scheme: a bus valve island comprises a bus plate, wherein a control box assembly and a plurality of electromagnetic valves are arranged on the bus plate, 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 plate through a second grounding elastic sheet, and a grounding through hole is formed in the bus plate; a plurality of wiring pins are arranged in the power supply interface, and at least one of the wiring pins is grounded;

the bus board is provided with a wire slot, a bus plug wire seat and a plurality of wiring components are installed in the wire slot, a plurality of sockets are correspondingly arranged on the bus plug wire seat, each wiring component comprises a wiring seat and a plurality of wires connected to the wiring seat, the end parts of the wires are provided with wiring terminals, and the wiring terminals are in one-to-one correspondence with the sockets and are in plugging fit with the sockets;

the inner wall of the wire groove is provided with a slot along the length direction of the wire groove, and two sides of the wire holder are inserted in the slot; the two sides of the bus plug wire seat are provided with inserting convex edges which are matched with the inserting grooves in an inserting mode.

By adopting the technical scheme, in the using process, the power interface is connected with the power line for supplying power, and the bus interface is connected with the network cable for signal transmission; the grounding wire penetrates through the grounding through hole to be connected to the bus module, the bus interface is connected with the bus module through the first grounding elastic sheet, grounding can be achieved, the bus template can be further connected to the bus board through the second grounding elastic sheet to achieve grounding, and in addition, the wiring pin of the power interface can also achieve grounding. Therefore, the bus control box can realize better grounding performance, thereby effectively avoiding the interference of metal parts on signal transmission and having stronger reliability. During installation, wiring terminals of wires of a certain number of wiring assemblies are correspondingly inserted into the sockets according to actual use requirements, wiring seats are correspondingly installed in the wire grooves, the wires are correspondingly placed in the wire grooves, and finally the bus wiring seats are correspondingly installed in the wire grooves. Therefore, the bus plug wire seat can be flexibly connected to the bus plug wire seat according to the number of the wire seats actually required to be connected by a user, the use, the adjustment and the change are more convenient, a PCB (printed circuit board) does not need to be printed again, and the flexibility and the universality are higher. When the wire holder is arranged in the wire slot, two sides of the wire holder can be correspondingly inserted into the slots, and when the bus plug wire holder is arranged on the bus board, the inserting convex edges on two sides can be correspondingly inserted into the slots, so that the bus plug wire holder is firmly arranged in the wire slot, and the relative position of the wire holder arranged in the wire slot is more accurate and firm.

The invention is further provided with: the bus interfaces are arranged in two adjacent bus interfaces, the bus control box is correspondingly provided with two mounting holes for the bus interfaces to pass through, threaded sleeves are arranged in the mounting holes, the peripheries of the lower ends of the threaded sleeves are provided with extension parts, the threaded sleeves are in threaded connection with nuts, the nuts are matched with the extension parts to fix the threaded sleeves in the mounting holes, and two ends of the first grounding elastic sheet are respectively pressed and fixed on the inner wall of the bus control box by the extension parts of the two adjacent threaded sleeves; the second grounding elastic sheet is fixedly connected to the bus board through a bolt.

Through adopting above-mentioned technical scheme, first grounding lug is through the mode snap-on that both ends compress tightly in bus control box, exempts from screw fixation and more firm.

The invention is further configured as follows: the first grounding elastic sheet and the second grounding elastic sheet respectively comprise a connecting sheet and a contact sheet bent and formed on the connecting sheet, and the first grounding elastic sheet and the second grounding elastic sheet are integrally 7-shaped.

The invention is further provided with: a light guide column seat is arranged in the bus control box, a plurality of transparent light guide columns are integrally formed on the light guide column seat, a plurality of LED lamp beads are arranged on the bus module, the light guide columns are correspondingly arranged above the LED lamp beads, and a plurality of light guide column avoiding holes are formed in the surface of the bus control box; shading rib plates which are positioned between the shading rib plate avoiding holes are arranged in the bus control box, and shading rib plate avoiding holes which are in plug-in fit with the shading rib plates are correspondingly arranged on the light guide column seat.

Through adopting above-mentioned technical scheme, when LED lamp pearl on the bus module was lighted, the transparent leaded light post of accessible reflects to the leaded light post that corresponds dodges hole department, and the shading gusset can effectively keep apart a plurality of LED lamp pearls adjacent, plays the shading, prevents the effect of light leak.

The invention is further provided with: the bus control box is fixedly connected to the bus board through four fastening screws.

The invention is further configured as follows: the inner wall of the bus control box is provided with a plurality of convex ribs, and notches matched with the convex ribs in a positioning mode are correspondingly formed in the bus module.

Through adopting above-mentioned technical scheme, when being fixed in the control box through the fixed screw tightening to the bus module, at the tightening in-process, the bus module can the atress, because protruding muscle and breach location fit, can play the effect of location, support, prevent that the bus module from taking place the displacement when the installation.

The invention is further provided with: the bus module comprises three PCB circuit boards from top to bottom, and the periphery of the PCB circuit board at the bottom is overlapped at the lower end part of the convex rib.

By adopting the technical scheme, the convex rib can limit the bus module.

The invention is further provided with: each wire holder is connected with a red wire, a black wire and a blue wire, the black wires are connected through a waterproof terminal, the waterproof terminal is connected with a first bus and a second bus, a COM1 serial port and a COM2 serial port are formed in the bus wire inserting seat, a wire connecting terminal of the first bus is inserted into a COM1 serial port, and a wire connecting terminal of the second bus is inserted into a COM2 serial port.

Through adopting above-mentioned technical scheme, assemble into first bus and second bus connection in bus plug wire seat through waterproof terminal with all black wires, reducible wire quantity in a certain extent reduces the mixed and disorderly degree of wire.

The invention is further provided with: the wiring base is provided with buckling columns and buckling holes, and the buckling columns of the wiring base are matched with the buckling holes of the adjacent wiring base in a buckling mode; the lock joint post sets up in one side of wire holder, and the lock joint hole sets up in the opposite side of wire holder, and one side that is equipped with the lock joint post on the wire holder still is provided with the positioning convex block, and one side that is equipped with the lock joint hole on the wire holder still is provided with positioning groove, positioning groove of wire holder and the positioning convex block grafting location of adjacent wire holder.

Through adopting above-mentioned technical scheme, when connection terminal fixed mounting was in the wire casing, earlier with the lock joint post of preceding connection terminal correspond peg graft in the lock joint hole of back connection terminal, the location lug corresponds inserts in positioning groove, can connect gradually a plurality of connection terminals and form a straight line, so, can neatly orderly, conveniently install in the wire casing for the connection terminal plays better location effect when the installation, realizes closely series connection, pegs graft fixedly fast.

The invention is further provided with: a plurality of passageways have been seted up to the cylinder manifold, are provided with pressure subregion device in the passageway, and pressure subregion device is including fixing base, screw, and threaded hole is seted up to the fixing base, and screw threaded connection is provided with seal assembly in threaded hole between screw and the fixing base, and when screw threaded connection in threaded hole, the screw cooperatees with the fixing base and extrudees seal assembly for seal assembly outer wall and the sealed cooperation of passageway inner wall.

Through adopting above-mentioned technical scheme, when installation pressure subregion device in the passageway, after reaching the predetermined position in the passageway of cylinder manifold with pressure subregion device packing into, adopt the screwdriver to withstand the fixing base tip, then adopt another screwdriver to twist the screw to the screw hole at the other end, along with the screw is deepened gradually with the screw-thread fit of individual fixing base, seal assembly's both ends receive outside strutting after the extrusion of fixing base and screw respectively, until closely laminating with the passageway inner wall, so, can be fixed a position pressure subregion device in the passageway, realize the subregion of passageway, the air flue alternate segregation of pressure subregion device both sides, each other does not influence, and is convenient to use, the stronger effect of commonality.

The invention is further configured as follows: the sealing assembly comprises a sealing ring, a sealing ring pressing block, a spring retaining ring and a retaining ring pressing block which are sequentially arranged, the sealing ring is abutted against the fixed seat, the screw is abutted against the retaining ring pressing block, and when the screw is screwed on the fixed seat, the screw and the fixed seat sequentially extrude the sealing ring, the sealing ring pressing block, the spring retaining ring and the retaining ring pressing block.

The invention is further provided with: the outer wall of sealing washer briquetting is equipped with outside inclined guide face, and the inner wall of sealing washer briquetting is equipped with inside inclined guide face, forms slant grafting portion between outside inclined guide face and the inside inclined guide face, and fixing base integrated into one piece has the bulge loop, and the sealing washer cover is located the bulge loop outer wall forms the contained angle clearance between sealing washer and the bulge loop, and slant grafting portion corresponds pegs graft in the contained angle clearance.

Through adopting above-mentioned technical scheme, when the screw is twisted to the fixing base, the slant grafting portion of sealing washer briquetting stretches into in the inner circle of sealing washer under the guiding action of outside oblique guide surface, and the guiding action of the outside oblique guide surface of accessible sealing washer briquetting for the outside expansion of sealing washer is out of shape, and the sealing washer outer wall effectively laminates with the passageway inner wall, thereby realizes the sealed effect of air flue subregion.

The invention is further provided with: the inner wall of the baffle ring pressing block is provided with an inner inclined plane which is matched with the head of the screw in an abutting mode; an outer inclined plane is arranged on the outer wall of the retaining ring pressing block and is in extrusion press fit with the spring retaining ring, so that the outer wall of the spring retaining ring is abutted to the inner wall of the channel.

By adopting the technical scheme, when the screw is screwed into the threaded hole, the baffle ring pressing block can be outwards expanded under the guiding action of the inner inclined plane, and the screw and the inner wall of the channel are effectively sealed; the end part of the retaining ring pressing block extends into the inner ring of the spring retaining ring under the guiding action of the outer inclined plane, the spring retaining ring can be expanded and deformed outwards under the guiding action of the outer inclined plane, the outer wall of the spring retaining ring is effectively attached to the inner wall of the channel, and therefore the effect of sealing the air passage in a partitioned mode is achieved.

In conclusion, the invention has the following beneficial effects:

1. by adopting the mode that the bus module is connected with the bus board through the second grounding elastic sheet and the bus interface is connected with the bus module through the first grounding elastic sheet, the bus control box can realize better grounding property, thereby effectively avoiding the interference of metal parts on signal transmission and having the effect of stronger reliability;

2. compared with the PCB in the prior art, the mode that the wiring components are connected on the bus plug wire seat through the wires can be flexibly connected on the bus plug wire seat according to the number of the wiring seats actually required to be connected by a user, the use, adjustment and change are convenient, the PCB does not need to be printed again, and the flexibility and the universality are high;

3. the adoption sets up the mode of pressure subregion device in the passageway, realizes the subregion of passageway, and the air flue alternate segregation of pressure subregion device both sides does not influence each other, has convenient to use, the stronger effect of commonality.

Drawings

Fig. 1 is a schematic diagram of the overall structural relationship of the embodiment.

Fig. 2 is a sectional view of the control block assembly of the embodiment mounted on a bus plate.

Fig. 3 is an exploded view of the control box assembly of the embodiment.

Fig. 4 is a schematic structural relationship diagram of the bus module according to the embodiment.

FIG. 5 is a schematic diagram showing the internal structure of the bus control box in the embodiment.

Fig. 6 is a schematic structural relationship diagram of the first grounding spring in the embodiment.

Fig. 7 is a schematic view of the mounting structure of the bus bar in the embodiment.

Fig. 8 is a schematic view showing a connection structure of the wiring member and the bus bar socket of the embodiment, in which the wiring member is shown only in part and the remaining wiring members are omitted from illustration.

Fig. 9 is a schematic structural relationship diagram of the bus bar in the embodiment.

Fig. 10 is a schematic structural relationship diagram of two adjacent wire holders of the embodiment.

Fig. 11 is a schematic structural relationship diagram of the end panel of the embodiment.

Fig. 12 is a cross-sectional view of a bus bar of an embodiment.

Fig. 13 is an enlarged view of the area a in fig. 12.

Fig. 14 is an installation schematic of the embodiment.

In the figure: 1. a bus bar; 11. a ground via; 12. a wire slot; 121. the inner wall is provided with convex ribs; 13. inserting slots; 14. an air intake passage; 15. an exhaust passage; 16. a vent hole; 17. a bolt; 2. a control box assembly; 21. a bus control box; 211. a rib is protruded; 212. mounting holes; 213. a threaded sleeve; 214. an extension portion; 215. a nut; 216. the light guide column avoidance hole; 217. shading rib plates; 22. a bus module; 221. a PCB circuit board; 222. fixing screws; 223. a fixing hole; 224. LED lamp beads; 225. a notch; 226. fastening screws; 23. a bus interface; 231. a first interface; 232. a second interface; 233. a dust cover; 24. a power interface; 241. a wiring pin; 25. a first grounding elastic sheet; 251. connecting sheets; 252. a contact piece; 26. a second grounding elastic sheet; 27. a contact; 28. a light guide post base; 281. a light guide pillar; 282. a shading rib plate avoidance hole; 3. an electromagnetic valve; 4. a bus socket; 41. a socket; 42. inserting convex edges; 43. a COM1 serial port; 44. a COM2 serial port; 5. a wire holder; 51. a red conductor; 52. a black wire; 53. a blue wire; 54. a wiring terminal; 55. buckling the column; 56. buckling holes; 57. positioning the bump; 58. a positioning groove; 6. a waterproof terminal; 61. a first bus; 62. a second bus; 63. thermal shrinkage sleeving; 7. an end panel; 71. side convex ribs; 8. a pressure zoning device; 81. a fixed seat; 811. a threaded hole; 812. a convex ring; 82. a screw; 83. a seal ring; 84. a seal ring pressing block; 841. an outer beveled guide surface; 842. an inner beveled guide surface; 843. an oblique insertion part; 85. a spring retainer ring; 86. pressing blocks of the baffle rings; 861. an inner bevel; 862. an outer bevel.

Detailed Description

The invention is further described below with reference to the accompanying drawings.

The utility model provides a bus valve island, as shown in fig. 1-4, including cylinder manifold 1, be provided with control box subassembly 2 and a plurality of solenoid valve 3 on the cylinder manifold 1, control box subassembly 2 is including bus control box 21, set up the bus module 22 in bus control box 21, bus module 22 is including three PCB circuit boards 221, fix each other and be fixed in bus control box 21 through set screw 222 between three PCB circuit boards 221, the inner wall of bus control box 21 is provided with a plurality of protruding muscle 211, correspond on the bus module 22 and set up the breach 225 with protruding muscle 211 location fit, the lower tip of protruding muscle 211 is put together to the periphery of the PCB circuit board 21 of bottom, protruding muscle 211 can carry out spacing to bus module 22. When the bus module 22 is screwed and fixed in the bus control box 21 through the fixing screw 222, the bus module 22 is stressed in the screwing process, and the convex rib 211 and the notch 225 are in positioning fit, so that the positioning and supporting functions can be realized, and the bus module 22 is prevented from being displaced during installation. The fixing holes 223 around the PCB 221 are in a notch-type special-shaped structure, so that abnormal conditions such as assembly deformation caused by tolerance accumulation during assembly can be effectively prevented. The bus control box 21 is fixedly connected to the bus board 1 by four fastening screws 226.

As shown in fig. 2 to 4, the bus module 22 is electrically connected to the bus interface 23 and the power interface 24, the bus interface 23 is connected to the bus module 22 through a first grounding elastic sheet 25, a contact 27 is disposed on the top PCB 221 of the bus module 22, one end of the first grounding elastic sheet 25 is connected to the bus interface 23, and the other end of the first grounding elastic sheet 25 abuts against the contact 27, so as to ensure effective grounding of the top board of the PCB 221. Bus interface 23 includes first interface 231 and second interface 232, and demountable installation has dust cover 233 on second interface 232, covers dust cover 233 on second interface 232 and can play better dustproof effect. The bus control box 21 is correspondingly provided with two mounting holes 212 for the bus interface 23 to pass through, a threaded sleeve 213 is arranged in each mounting hole 212, an extension portion 214 is arranged on the periphery of the lower end of each threaded sleeve 213, each threaded sleeve 213 is in threaded connection with a nut 215, each nut 215 is matched with the corresponding extension portion 214 to fix the corresponding threaded sleeve 213 in the corresponding mounting hole 212, and two ends of each first grounding elastic piece 25 are respectively pressed and fixed on the inner wall of the bus control box 21 by the extension portions 214 of the two adjacent threaded sleeves 213. The first grounding plate 25 is directly fixed to the bus control box 21 in a manner of compressing the two ends, and is free of screw fixation and relatively firm.

As shown in fig. 2 to 5, the bus bar 1 is fixedly connected with a second grounding elastic sheet 26 through a bolt 17, the second grounding elastic sheet 26 abuts against the PCB 221, and the bus bar 1 is provided with a grounding through hole 11; five wiring pins 241 are arranged in the power interface 24, and at least one of the wiring pins 241 is grounded.

As shown in fig. 6, each of the first grounding elastic sheet 25 and the second grounding elastic sheet 26 includes a connection sheet 251 and a contact sheet 252 bent and formed on the connection sheet 251, and the first grounding elastic sheet 25 and the second grounding elastic sheet 26 are both in a 7-shape as a whole. Thus, the bus interface 23 and the PCB 221, and the PCB 221 and the bus board 1 can be connected through the simple structure of the first grounding elastic sheet 25 and the second grounding elastic sheet 26.

As shown in fig. 2-6, a light guide pillar seat 28 is disposed in the bus control box 21, six transparent light guide pillars 281 are integrally formed on the light guide pillar seat 28, six LED lamp beads 224 are disposed on the bus module 22, the light guide pillars 281 are correspondingly disposed above the LED lamp beads 224, and a plurality of light guide pillar avoidance holes 216 are disposed on the surface of the bus control box 21; shading rib plates 217 which are positioned between the light guide column avoiding holes 216 in a pair are arranged in the bus control box 21, the shading rib plates 217 are arranged in a two-horizontal-one-vertical shape, and shading rib plate avoiding holes 282 which are in plug-in fit with the shading rib plates 217 are correspondingly arranged on the light guide column seat 28. When the LED lamp beads 224 on the bus module 22 are lighted, the transparent light guide pillar 281 can be reflected to the corresponding light guide pillar avoiding hole 216, and the shading rib plate 27 can effectively isolate the adjacent LED lamp beads 224, thereby shading and preventing light leakage.

As shown in fig. 7-9, the bus board 1 has a wire slot 12, a bus socket 4 and a plurality of wiring assemblies are installed in the wire slot 12, a plurality of sockets 41 are correspondingly formed on the bus socket 4, each wiring assembly includes a socket 5 and three wires connected to the socket 5, a red wire 51, a black wire 52 and a blue wire 53 are connected to each socket 5, a connection terminal 54 is arranged at an end of each wire, and the connection terminals 54 are in one-to-one correspondence with the sockets 41 and are in plugging fit. In the present embodiment, 16 wiring members are provided, 32 sockets 41 are provided, and the terminals 54 of the red wires 51 and the terminals 54 of the blue wires 53 of each wiring member are plugged into the sockets 41.

As shown in fig. 8, 16 black wires 52 are connected through a waterproof terminal 6, the waterproof terminal 6 is connected with a first bus 61 and a second bus 62 which are electrically connected to the black wires 52, the bus socket 4 is provided with a COM1 serial port 43 and a COM2 serial port 444, a connection terminal 54 of the first bus 61 is plugged in the COM1 serial port 43, a connection terminal 54 of the second bus 62 is plugged in the COM2 serial port 44, and the waterproof terminal 6 is externally sleeved with a heat shrinkable sleeve 63. All the black wires 52 are gathered into the first bus 61 and the second bus 62 through the waterproof terminal 6 to be connected to the bus socket 4, so that the number of wires can be reduced to a certain extent, and the disorder degree of the wires is reduced. The thermal shrinkable sleeve 63 is arranged outside the waterproof terminal 6, so that the waterproof terminal 6 can be well protected.

As shown in fig. 9 and 10, the wire holder 5 is provided with a buckling post 55 and a buckling hole 56, and the buckling post 55 of the wire holder 5 is in buckling engagement with the buckling hole 56 of the adjacent wire holder 5. The buckling column 55 is arranged on one side of the wire holder 5, the buckling hole 56 is arranged on the other side of the wire holder 5, a positioning convex block 57 is further arranged on one side of the wire holder 5, a positioning groove 58 is further arranged on one side of the wire holder 5, which is provided with the buckling hole 56, and the positioning groove 58 of the wire holder 5 is in splicing positioning with the positioning convex block 57 of the adjacent wire holder 5. The inner wall of the wire casing 12 is provided with a slot 13 along the length direction of the wire casing 12, and two sides of the wire holder 5 are inserted into the slot 13. The bus socket 4 is provided with inserting flanges 42 at two sides thereof, and the inserting flanges 42 are inserted into the slots 13.

When the adjacent wire holders 5 are connected, the positioning protrusions 57 are correspondingly inserted into the positioning grooves 58, so that the wire holders 5 can have a good positioning effect when being installed, and the tight serial connection and the quick insertion and fixation are realized. When the wire connecting structure is connected, the buckling column 55 of the previous wire holder 5 is correspondingly inserted into the buckling hole 56 of the next wire holder 5, so that the wire holders 5 can be sequentially connected to form a straight line, and thus, the wire connecting structure can be orderly and conveniently installed in the wire slot 12. When the wire holder 5 is installed in the wire slot 12, two sides of the wire holder 5 can be correspondingly inserted into the slots 13, so that the relative position of the wire holder 5 installed in the wire slot 12 is more accurate and firm. When the bus socket 4 is mounted on the bus bar 1, the inserting convex edges 42 on both sides can be inserted into the inserting grooves 13 correspondingly, so that the bus socket 4 is firmly mounted in the wire casing 12.

As shown in fig. 7, 9 and 11, the two ends of the wire casing 12 are fixedly connected with the end panel 7 through two screws, the end panel 7 is provided with a side convex rib 71, the inner wall of the wire casing 12 is provided with an inner wall convex rib 121, and the side convex rib 71 is tightly attached to the inner wall convex rib 121. Two countersunk head screws 82 are adopted to lock and fix the end panel 7 at two ends of the wire slot 12, so that a better positioning effect can be achieved on wires in the wire slot 12, the bus wire plugging seat 4 and the wire connection seat 5, the bus wire plugging seat can be flexibly assembled and disassembled, the maintenance is convenient, and parts of the bus board 1 cannot be damaged. The side convex ribs 71 of the end panel 7 are tightly matched with the inner wall convex ribs 121 of the bus bar 1, so that the position of the bus bar 1 can be effectively limited, and the position accuracy of the bus plug socket 4 and the wire socket 5 is ensured.

During installation, according to actual use requirements, the wiring terminals 54 of a certain number of wires of the wiring assembly are correspondingly inserted into the sockets 41, the wiring seat 5 is correspondingly installed in the wire slot 12, then the wires are correspondingly placed in the wire slot 12, and finally the bus wiring seat 4 is correspondingly installed in the wire slot 12. Therefore, the wiring bases 5 can be flexibly connected to the bus plug wire base 4 according to the number of the wiring bases 5 which are actually required to be connected by a user, the use, the adjustment and the change are more convenient, the PCB does not need to be printed again, and the flexibility and the universality are higher.

As shown in fig. 12, the manifold plate 1 is provided with a plurality of passages, the plurality of passages includes an air inlet passage 14 and two air outlet passages 15, and the manifold plate 1 is provided with a vent hole 16 communicated with the passages. All be provided with pressure subregion device 8 in the passageway, pressure subregion device 8 is including fixing base 81, screw 82, in this embodiment, screw 82 adopts cross countersunk screw 82, and screw hole 811 has been seted up to fixing base 81, and screw 82 threaded connection is provided with seal assembly between screw 82 and the fixing base 81 in screw hole 811, and when screw 82 threaded connection was in screw hole 811, screw 82 cooperateed with fixing base 81 and extrudees seal assembly for seal assembly outer wall and the sealed cooperation of passageway inner wall.

As shown in fig. 12-14, the sealing assembly includes a sealing ring 83, a sealing ring pressing block 84, a spring retaining ring 85 and a retaining ring pressing block 86 in sequence, a protruding ring 812 is integrally formed on the end surface of the fixing seat 81 close to the screw 82, and the sealing ring 83 is sleeved outside the protruding ring 812. The sealing ring pressing block 84 is arranged between the sealing ring 83 and the screw 82, the outer wall of the sealing ring pressing block 84 is provided with an external oblique guide surface 841, the inner wall of the sealing ring pressing block 84 is provided with an internal oblique guide surface 842, the inclination angle of the external oblique guide surface 841 relative to the axis of the fixing seat 81 is larger than that of the internal oblique guide surface 842, an oblique inserting portion 843 is formed between the external oblique guide surface 841 and the internal oblique guide surface 842, an included angle gap is formed between the sealing ring 83 and the convex ring 812, and the oblique inserting portion 843 is correspondingly inserted into the included angle gap. The inner wall of the retaining ring pressing block 86 is provided with an inner inclined plane 861, the inner inclined plane 861 is abutted and matched with the head of the screw 82, the outer wall of the retaining ring pressing block 86 is provided with an outer inclined plane 862, and the outer inclined plane 862 is in extrusion fit with the spring retaining ring 85, so that the outer wall of the spring retaining ring 85 is abutted to the inner wall of the channel.

When the pressure partition device 8 is installed in the channel, after the pressure partition device 8 is installed in the channel of the bus board 1 and reaches a predetermined position, a screwdriver vertically penetrates through the vent hole 16 to prop against the end of the fixed seat 81, then another cross screwdriver is adopted at the other end to horizontally screw the screw 82 into the threaded hole 811, along with the screw thread matching of the screw 82 and the fixed seat 81, the end of the retaining ring pressing block 86 extends into the inner ring of the spring retaining ring 85 under the guiding action of the outer inclined plane 862, the spring retaining ring 85 is outwards expanded and deformed under the guiding action of the outer inclined plane 862, the outer wall of the spring retaining ring 85 is effectively attached to the inner wall of the channel, effective sealing is realized between the screw 82 and the inner wall of the channel, meanwhile, the retaining ring pressing block 86 pushes the spring retaining ring 85 to push the pressing block of the sealing ring 83 along the axial direction, the inclined insertion part 843 of the sealing ring pressing block 83 extends into the inner ring 83 under the guiding action of the outer inclined guide plane 841, the outside of accessible sealing washer 83 briquetting leads the guide effect of face 841 to one side for sealing washer 83 outside expansion deformation, and sealing washer 83 outer wall is laminated with the passageway inner wall effectively, and sealing washer 83 terminal surface is laminated with fixing base 81 mutually, thereby realizes the sealed effect of air flue subregion. So, can be fixed a position pressure subregion device 8 in the passageway, realize the subregion of passageway, the air flue alternate segregation of pressure subregion device 8 both sides does not influence each other, has convenient to use, the stronger effect of commonality.

The basic working principle of the invention is as follows: in the use process, the power interface 24 is connected with a power line for supplying power, and the bus interface 23 is connected with a network cable for signal transmission; the grounding wire passes through the grounding through hole 11 and is connected to the bus module 22, and the bus interface 23 is connected to the bus module 22 through the first grounding elastic sheet 25, so that grounding can be achieved, the bus template can be further connected to the bus board 1 through the second grounding elastic sheet 26 so that grounding can be achieved, and in addition, the wiring pin 241 of the power interface 24 can also achieve grounding. Therefore, the bus control box 21 can achieve good grounding performance, so that interference of metal parts on signal transmission is effectively avoided, and the effect of high reliability is achieved.

The above description is only a preferred embodiment of the present invention, and all equivalent changes or modifications of the structure, characteristics and principles described in the present patent application are included in the present patent application.

Claims

1. The utility model provides a bus valve island, including cylinder manifold (1), be provided with control box subassembly (2) and a plurality of solenoid valve (3) on cylinder manifold (1), its characterized in that: the control box assembly (2) comprises a bus control box (21) and a bus module (22) arranged in the bus control box (21), wherein the bus module (22) is electrically connected with a bus interface (23) and a power interface (24), the bus interface (23) is connected to the bus module (22) through a first grounding elastic sheet (25), the bus module (22) is connected with the bus board (1) through a second grounding elastic sheet (26), and the bus board (1) is provided with a grounding through hole (11); a plurality of wiring pins (241) are arranged in the power supply interface (24), and at least one of the wiring pins (241) is grounded;

the bus board (1) is provided with a wire slot (12), a bus plug seat (4) and a plurality of wiring components are installed in the wire slot (12), a plurality of sockets (41) are correspondingly formed in the bus plug seat (4), each wiring component comprises a wiring seat (5) and a plurality of wires connected to the wiring seat (5), a wiring terminal (54) is arranged at the end of each wire, and the wiring terminals (54) correspond to the sockets (41) one by one and are in insertion fit with the sockets (41);

the wire holder (5) is provided with a buckling column (55) and a buckling hole (56), and the buckling column (55) of the wire holder (5) is in buckling fit with the buckling hole (56) of the adjacent wire holder (5); detain post (55) set up in one side of connection terminal (5), detain hole (56) set up in the opposite side of connection terminal (5), one side that is equipped with on connection terminal (5) and detains post (55) still is provided with positioning convex block (57), one side that is equipped with on connection terminal (5) and detains hole (56) still is provided with positioning groove (58), positioning groove (58) and the adjacent of connection terminal (5) positioning convex block (57) are pegged graft and are fixed a position.

2. A bus valve island according to claim 1, wherein: the bus interfaces (23) are arranged to be adjacent, the bus control box (21) is correspondingly provided with two mounting holes (212) for the bus interfaces (23) to pass through, threaded sleeves (213) are arranged in the mounting holes (212), extension parts (214) are arranged on the peripheries of the lower ends of the threaded sleeves (213), nuts (215) are in threaded connection with the threaded sleeves (213), the threaded sleeves (213) are fixed to the mounting holes (212) by the aid of the nuts (215) matched with the extension parts (214), and two ends of the first grounding elastic sheet (25) are respectively pressed and fixed to the inner wall of the bus control box (21) by the extension parts (214) of the adjacent two threaded sleeves (213); the second grounding elastic sheet (26) is fixedly connected to the bus board (1) through a bolt (17).

3. A bus valve island according to claim 1, wherein: the first grounding elastic sheet (25) and the second grounding elastic sheet (26) respectively comprise a connecting sheet (251) and a contact sheet (252) bent and formed on the connecting sheet (251), and the first grounding elastic sheet (25) and the second grounding elastic sheet (26) are integrally 7-shaped.

4. A bus valve island according to claim 1, wherein: a light guide column seat (28) is arranged in the bus control box (21), a plurality of transparent light guide columns (281) are integrally formed on the light guide column seat (28), a plurality of LED lamp beads (224) are arranged on the bus module (22), the light guide columns (281) are correspondingly arranged above the LED lamp beads (224), and a plurality of light guide column avoiding holes (216) are formed in the surface of the bus control box (21); shading rib plates (217) which are positioned between the shading rib plate avoiding holes (216) are arranged in the bus control box (21), and shading rib plate avoiding holes (282) which are in plug-in fit with the shading rib plates (217) are correspondingly formed in the light guide column seat (28).

5. A bus valve island according to claim 1, wherein: the bus control box (21) is fixedly connected to the bus board (1) through four fastening screws (226).

6. A bus valve island according to claim 1, wherein: the bus control box (21) inner wall is provided with a plurality of protruding muscle (211), correspond on bus module (22) seted up with protruding muscle (211) location fit's breach (225).

7. The bus valve island of claim 6, wherein: bus module (22) from top to bottom is including three PCB circuit boards (221), and the periphery of the PCB circuit board (221) of bottom is put in protruding muscle (211) tip down.

8. The bus valve island of claim 1, wherein: each wire holder (5) is connected with a red wire (51), a black wire (52) and a blue wire (53), the black wires (52) are connected through a waterproof terminal (6), the waterproof terminal (6) is connected with a first bus (61) and a second bus (62), the bus wire inserting seat (4) is provided with a COM1 serial port (43) and a COM2 serial port (44), a wiring terminal (54) of the first bus (61) is inserted into the COM1 serial port (43), and a wiring terminal (54) of the second bus (62) is inserted into the COM2 serial port (44).

9. A bus valve island according to claim 1, wherein: a slot (13) is formed in the inner wall of the wire slot (12) along the length direction of the wire slot (12), and two sides of the wire holder (5) are inserted into the slot (13); the two sides of the bus plug wire seat (4) are provided with inserting convex edges (42), and the inserting convex edges (42) are matched with the inserting grooves (13) in an inserting mode.

10. A bus valve island according to claim 1, wherein: a plurality of passageways have been seted up in cylinder manifold (1), be provided with pressure subregion device (8) in the passageway, pressure subregion device (8) are including fixing base (81), screw (82), fixing base (81) set up screw hole (811), screw (82) threaded connection in screw hole (811), screw (82) with be provided with seal assembly between fixing base (81), work as screw (82) threaded connection in when in screw hole (811), screw (82) with fixing base (81) cooperate the extrusion seal assembly, make the seal assembly outer wall with the sealed cooperation of passageway inner wall.

11. A bus valve island according to claim 10, wherein: the sealing assembly comprises a sealing ring (83), a sealing ring pressing block (84), a spring retaining ring (85) and a retaining ring pressing block (86), the sealing ring (83) is supported on the fixing base (81), the screw (82) is supported on the retaining ring pressing block (86), and when the screw (82) is screwed on the fixing base (81), the screw (82) and the fixing base (81) are opposite to the sealing ring (83), the sealing ring pressing block (84), the spring retaining ring (85) and the retaining ring pressing block (86) are sequentially extruded.

12. A bus valve island according to claim 11, wherein: the outer wall of sealing washer briquetting (84) is equipped with outside oblique guide surface (841), the inner wall of sealing washer briquetting (84) is equipped with inside oblique guide surface (842), outside oblique guide surface (841) with form slant grafting portion (843) between inside oblique guide surface (842), fixing base (81) integrated into one piece has bulge loop (812), sealing washer (83) cover is located bulge loop (812) outer wall, sealing washer (83) with form the contained angle clearance between bulge loop (812), slant grafting portion (843) correspond peg graft in the contained angle clearance.

13. A bus valve island according to claim 11, wherein: an inner inclined surface (861) is arranged on the inner wall of the baffle ring pressing block (86), and the inner inclined surface (861) is abutted and matched with the head of the screw (82); an outer inclined plane (862) is arranged on the outer wall of the retaining ring pressing block (86), and the outer inclined plane (862) is in extrusion fit with the spring retaining ring (85) so that the outer wall of the spring retaining ring (85) is abutted to the inner wall of the channel.