JPH0630579U - Stacking manifold solenoid valve system - Google Patents

Abstract

(57) [Summary] [Purpose] To provide a stacking manifold solenoid valve system in which maintenance and inspection work, valve replacement, and increase / decrease of the manifold base are easy, and each manifold base has a dustproof and waterproof structure. [Structure] Refraction part 4a ₁ whose both ends are bent toward the nut 4c
A connecting member 4 including a bolt 4b and a nut 4c with a plate 4a having a groove is provided on both surfaces of each wiring coupling portion 1b of the manifold base 1 and on the connecting surface of the end block 3 with the manifold base 1. Groove 1
c and 3c, the terminal block 7 of the wiring coupling portion 1b is connected via the first sealing member 6, and the wiring cover 10 covering the terminal block 7 is connected via the second sealing member 9. Each is fixed to the manifold base 1, and a plug-in type solenoid valve 2 is mounted on the upper surface of the manifold base 1.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a stacking manifold solenoid valve system, and more particularly, to a technology effectively applied to a stacking manifold solenoid valve system of an individual wiring structure in which a solenoid valve of a plug-in type (hereinafter referred to as a plug-in type) is mounted. .

[0002]

[Prior art]

 As a manifold base connecting mechanism in a stacking manifold solenoid valve system, for example, as shown in Japanese Utility Model Laid-Open No. 4-34571, one or a plurality of connecting members penetrate through a connecting hole formed in each manifold base. It is known that they are linked together.

Here, the stacking manifold solenoid valve system, like the other various devices, requires maintenance and inspection work periodically or at the time of malfunction. In addition, it may be necessary to increase or decrease the number of installed solenoid valves after starting the use of the stacking manifold solenoid valve system.

[0006] Furthermore, there are wiring connection parts in which the wiring cover and the terminal block are separate bodies, and those in which they are integrated, but the manifold base body side to which the wiring connection parts are fixed is also respectively. It was designed according to, and there was no compatibility between the two.

[0005]

[Problems to be solved by the device]

 However, in the conventional stacking manifold solenoid valve system, since each manifold base is connected by one or more connecting members, even when performing maintenance and inspection work on a specific manifold base, other manifold bases must be removed. Therefore, this maintenance and inspection work becomes complicated.

Further, when each manifold base is connected by one or a plurality of connecting members, the number of connected manifold bases is determined by the length of the connecting members, which increases or decreases the manifold bases, and thus the number of solenoid valves. Can not be increased or decreased.

Further, even if it is necessary to change the wiring coupling portion to another type, it is impossible to change it because the wiring coupling portions are not compatible with each other.

Therefore, an object of the present invention is to provide a stacking manifold solenoid valve system in which a manifold base and a plug-in type solenoid valve can be individually attached and detached, and maintenance and inspection work and valve replacement are easy. .

Another object of the present invention is to provide a stacking manifold solenoid valve system in which the number of connected manifold bases can be easily increased or decreased.

Another object of the present invention is to provide a stacking manifold solenoid valve system in which the wiring connection portion of the manifold base can be changed to another type.

Yet another object of the present invention is to provide a stacking manifold solenoid valve system in which a manifold base is individually provided with a dustproof and waterproof structure.

The above and other objects and novel features of the present invention will be apparent from the description of this specification and the accompanying drawings.

[0013]

[Means for Solving the Problems]

 The typical ones of the inventions disclosed in the present application will be outlined as follows.

That is, in the stacking manifold solenoid valve system of the present invention, the bending portion of the connecting member including the bolt and the nut, in which the plate having the bending portions whose both ends are bent toward the nut side is interposed, is disposed adjacent to the manifold base or Crossed over the end block, lateral grooves are provided on both sides of each wiring connection part of the manifold base and on the connection surface with the manifold of the end block, and the screw rotation tool is inserted from the space formed by these grooves to connect. The manifold base and end block are connected to each other by tightening the bolts of the member, and the terminal block of the wiring joint is fixed to the manifold base via the first sealing member. The wiring cover covering this terminal block. Is fixed to the manifold base via the second seal member, and the manifold base is This is a stacking manifold electromagnetic valve system in which a plug-in type solenoid valve is mounted on the upper surface of the stack.

Also, in the stacking manifold solenoid valve system of the present invention, a spacer having a rear surface having substantially the same shape as the rear surface of the terminal block is fixed to the manifold base via the first sealing member, and the wiring cover and the terminal block are connected. Is a stacking manifold electromagnetic valve system in which a terminal block for a DIN connector, which is an integral structure, is fixed to this manifold base via a second seal member.

[0016]

[Action]

 According to the stacking manifold solenoid valve system connected by the connecting member configured as above, the individual manifold bases can be removed on both sides of each wiring joint of the manifold base and the connecting surface of the end block to the manifold base. This can be easily done by rotating the screw rotation tool from the space consisting of the cut groove, and the maintenance inspection work becomes easy.

Further, since the solenoid valve mounted on the upper surface of the manifold base can be a plug-in type, the solenoid valve can be easily attached and detached, and the valve can be replaced quickly.

Further, the addition of the manifold base is performed by connecting a desired number of new manifold bases to the side surface of the manifold base by using this connecting member, and the reduction can be made by removing the required number of the manifold bases. This makes it easy to increase or decrease the manifold base.

On the other hand, according to the stacking manifold electromagnetic valve system in which the wiring coupling portion having the structure in which the wiring cover and the terminal block are integrated is coupled to the manifold base body through the spacer, the spacer is The wiring cover and the terminal block have a separate structure, and the rear surface of the terminal block is almost the same as the rear surface of the terminal block.Therefore, this wiring coupling part has compatibility, and the wiring coupling part of the manifold base is It is possible to change.

Further, by making the wiring connecting portion a dustproof and waterproof structure, the entire manifold solenoid valve system can be made a dustproof and waterproof structure.

[0021]

Embodiment 1 FIG. 1 is an exploded perspective view showing a stacking manifold solenoid valve system according to an embodiment of the present invention.

First, the configuration of the stacking manifold solenoid valve system of this embodiment will be described.

The stacking manifold solenoid valve system of this embodiment includes a manifold base 1, a plug-in type solenoid valve 2 mounted on the upper surface of the manifold base 1, and an end block 3 mounted on the side surface. Further, the manifold base 1 includes a manifold base body 1a having an input port and an exhaust port, and a wiring connection portion 1b to which a wiring for transmitting a control signal to the solenoid coil of the solenoid valve 2 is connected. Become.

The end block 3 connected to the side surface of the manifold base 1 is provided with one input port 3a and two discharge ports 3b, and by being connected to the manifold base 1, these input ports and output ports are connected to each other. They are communicating with each other.

Here, lateral grooves 1c are provided on both side surfaces of the wiring coupling portion 1b provided on the front surface of the manifold base 1, and the lateral surface of the end block 3 is also connected to the manifold in the lateral direction. A groove 3c is provided.

A connecting member mounting portion 1d is provided at a position of the manifold base body 1a that corresponds to an extension of the groove 1c provided in the wiring coupling portion 1b, and the end of the groove 3c similarly provided in the end block 3 is provided. Also, a connecting member attachment portion 3d is provided.

The connecting member 4 attached to the connecting member attaching portions 1d and 3d is composed of a bolt 4b and a nut 4c with a plate 4a interposed, and the plate 4a has a bent portion whose both ends are bent toward the nut side. 4a ₁ .

Then, the bending portions 4a ₁ of the connecting member 4 are fitted into the connecting member attaching portions 1d 1 and 3d of the manifold base 1 and the end plate 3 so that the bending portions 4a ₁ can be connected to each other. Fitting holes 1d ₁ and 3d ₁ that fit with the portion 4a ₁ are provided.

The connecting member attachment portion 1d is also provided on the rear side of the manifold base 1 and the end block 3, and is connected at two front and rear positions.

In the wiring coupling portion 1 b, the terminal block 7 is fixed to the manifold base body 1 a with the first mounting screw 8 via the first seal member 6, and further, the terminal block 7 is covered with the terminal block 7. The wiring cover 10 is fixed to the manifold base body 1a by the second mounting screw 11 via the second seal member 9.

When a cabtyre cable is used, a cable gasket 12, a washer 13 and a ground screw 14 are attached to the wiring hole 10a having a thread groove formed in the wiring cover 10, and this cable is installed. The core wire of each lead wire of the cabtire cable, which is passed through the gasket 12 and the like, is attached to each terminal 7 a of the terminal block 7.

When using a single-core cable, a grommet 15 having a plurality of holes is attached to the wiring hole 10 a, and the core wire of each cable passed through each hole of the grommet 15. Is attached to each terminal 7 a of the terminal block 7.

Next, the operation of the stacking manifold solenoid valve system in this embodiment will be described.

First, in the fitting holes 1d ₁ and 3d ₁ of the connecting member mounting portions 1d and 3d provided on the wiring coupling portion 1b side and the rear surface side of the adjacent manifold base 1 or the manifold base 1 and the end block 3, _One of the bent portions 4a ₁ of the plate 4a is fitted.

Then, the bolt 4b of the connecting member 4 is tightened by using the screw rotating tool 5, so that the connection is made firmly.

Here, unlike the rear surface, the bolt 4b of the connecting member 4 on the side of the wiring coupling portion 1b is located deeper between the wiring coupling portions 1b, so that the interval between the adjacent wiring coupling portions 1b is narrow. In this case, the tip of the screw rotating tool 5 does not reach the bolt 4b.

However, in the stacking manifold solenoid valve system of this embodiment, as described above, the groove 1c is provided in the lateral direction on both side surfaces of the wiring coupling portion 1b, and the connecting surface of the end block 3 with the manifold 1 is connected. Also, since the groove 3c in the lateral direction is provided, the screw rotating tool 5 can be inserted from the space formed by this groove to tighten the bolt 4b.

That is, the manifold bases 1 can be connected to each other after the wiring connecting portion 1b is attached to the manifold base body 1a, and the connected manifold base 1 can be removed without removing the wiring connecting portion 1b. This can be easily done by inserting the screw rotation tool 5 from the space formed by the groove and loosening the bolt 4b.

Further, since the individual manifold bases 1 are connected to each other in this manner, the solenoid valve 2 mounted on the upper surface of the solenoid valve 2 can be of a so-called plug-in type. It becomes easy to attach and detach, that is, to replace the valve.

On the other hand, since the wiring joint portion 1b is fixed to the manifold base body 1a via the first seal member 6 and the second seal member 9, the wiring joint portion 1b has a dustproof and waterproof structure. Therefore, the entire manifold solenoid valve can be made to have a dustproof / waterproof structure in combination with the dustproof / waterproof structure of other connecting portions.

[0041]

Second Embodiment FIG. 2 is an exploded perspective view showing a stacking manifold solenoid valve system according to another embodiment of the present invention.

First, the configuration of the stacking manifold solenoid valve system of this embodiment will be described.

The wiring coupling portion of the solenoid valve system of this embodiment is made of a DIN (German Industrial Standard) connector assembly.

That is, the spacer 16 is fixed to the manifold base main body 1 a with the first mounting screw 8 via the first seal member 6, and the second seal member 9 is covered so as to cover the spacer 16. The DIN connector terminal block 17 is fixed to the manifold base body 1a by the second mounting screw 11 via the.

A DIN connector 19 is fixed to the DIN connector terminal block 17 via a DIN connector seal member 18.

Here, the back surface of the spacer 16 fixed to the manifold base body 1a has substantially the same shape as the back surface of the terminal block 7 of the above-described embodiment.

Next, the operation of the stacking manifold solenoid valve system in this embodiment will be described.

As described above, the back surface of the terminal block 7 connected to the manifold base body 1a of the above embodiment and the back surface of the spacer 16 connected to the manifold base body 1a of this embodiment have substantially the same shape. ing.

Therefore, the wiring coupling portions 1b of both are compatible with each other, and the wiring coupling portion 1b of the manifold base 1 can be mutually changed.

Further, also in this embodiment, since the wiring joint portion 1b is fixed to the manifold base body 1a via the first seal member 6 and the second seal member 9, this wiring joint portion 1b is It is possible to have a dustproof and waterproof structure, and therefore the entire manifold solenoid valve can be made to have a dustproof and waterproof structure.

Although the invention made by the inventor has been specifically described based on the embodiments, the invention is not limited to the above-described embodiments, and various modifications can be made without departing from the scope of the invention. Needless to say.

For example, in this embodiment, there are two sealing members interposed in the wiring coupling portion, but there may be one sealing member or three or more sealing members depending on the constituent parts.

[0053]

[Effect of device]

 The effects obtained by the typical ones of the inventions disclosed in the present application will be briefly described as follows.

(1). That is, the both ends are connected by a connecting member with a plate having a bent portion that is bent toward the nut side, and are connected to the wiring connecting portion of the manifold base and the manifold of the end block. According to the stacking manifold solenoid valve system with the groove on the surface, the individual manifold bases can be removed by inserting the screw rotating tool from the space formed by the groove and removing the bolts of the connecting member without removing the wiring joint part. Since it can be done easily by loosening it, maintenance and inspection work can be done easily.

(2) Further, since the individual manifold bases are connected to each other, the solenoid valve mounted on the upper surface of the solenoid valve can be a so-called plug-in type. It becomes easy to attach and detach, that is, to replace the valve.

(3) Further, when adding the manifold base, by connecting a desired number of new manifold bases to the side surface of the manifold base using this connecting member, the required number of reductions is made for each manifold base. This can be done by removing it, and it is easy to increase or decrease the manifold base.

(4) On the other hand, since the wiring joint portion is fixed to the manifold base body via the seal member, the wiring joint portion can have a dustproof and waterproof structure, and therefore, the other joint portion Combined with the dustproof and waterproof structure of, the entire manifold solenoid valve can have a dustproof and waterproof structure.

(5) Then, according to the stacking manifold solenoid valve system, the wiring coupling portion having the structure in which the wiring cover and the terminal block are integrated is coupled to the manifold base body via the spacer. Since this spacer has a back surface that has almost the same shape as the rear surface of the terminal block of the wiring coupling part where the wiring cover and the terminal block are separate structures, this wiring coupling part is compatible with the manifold base. It is possible to change the wiring connection part of.

[Brief description of drawings]

FIG. 1 is an exploded perspective view showing a stacking manifold solenoid valve system with a terminal block according to a first embodiment of the present invention.

FIG. 2 is an exploded perspective view showing a stacking manifold solenoid valve system with a DIN connector assembly according to a second embodiment of the present invention.

[Explanation of symbols]

1 Manifold Base 1a Manifold Base Body 1b Wiring Joint 1c Groove 1d Connecting Member Attachment 1d ₁ Fitting Hole 2 Solenoid Valve 3 End Block 3a Input Port 3b Discharge Port 3c Groove 3d Connecting Member Attachment 3d ₁ Fitting Hole 4 Connecting Member 4a plate 4a ₁ bending part 4b bolt 4c nut 5 screw rotating tool 6 first sealing member 7 terminal block 7a terminal 8 first mounting screw 9 second sealing member 10 wiring cover 10a wiring hole 11 second mounting screw 12 Cable gasket 13 Washer 14 Ground screw 15 Grommet 16 Spacer 17 DIN connector terminal block 18 DIN connector sealing member 19 DIN connector

Claims (2)

[Scope of utility model registration request] 1. The bending portion of the plate of the connecting member formed of a bolt and the nut, in which a plate having bending portions whose both ends are bent toward the nut side is interposed, is bridged to an adjacent manifold base or end block. A lateral groove is provided on both surfaces of each wiring coupling portion of the manifold base and a connecting surface of the end block with the manifold, and a screw rotation tool is inserted from a space formed by the groove to insert the bolt of the connecting member. The manifold base and the end block are connected by tightening, the terminal block of the wiring coupling part is fixed to the manifold base via the first seal member, and the wiring cover covering the terminal block is connected to the second block. It is fixed to the manifold base via a seal member and has a plug built in on the upper surface of the manifold base. A stacking manifold solenoid valve system, which is equipped with a solenoid valve. 2. A spacer having a rear surface having substantially the same shape as the rear surface of the terminal block of the wiring coupling portion is fixed to the manifold base via a first seal member, and the wiring cover and the terminal block are integrally structured. 2. The stacking manifold solenoid valve system according to claim 1, wherein the DIN connector terminal block is fixed to the manifold base via a second seal member.