CN210566443U

CN210566443U - Mechanical switching device

Info

Publication number: CN210566443U
Application number: CN201920549907.1U
Authority: CN
Inventors: 朱景锋; 高寒; 鲍鹏飞
Original assignee: Hangzhou Kambayashi Electronics Co Ltd
Current assignee: Hangzhou Kambayashi Electronics Co Ltd
Priority date: 2019-04-22
Filing date: 2019-04-22
Publication date: 2020-05-19
Anticipated expiration: 2029-04-22

Abstract

The utility model provides a mechanical auto-change over device, which comprises a valve body, be equipped with an appearance chamber in the valve body, be equipped with 5 water route openings on the appearance chamber, including A1 water route opening, A2 water route opening, B1 water route opening, B2 water route opening, C1 water route opening, 5 water route openings are linked together through holding the chamber, hold the intracavity and be equipped with sealing device, sealing device movable mounting can be in holding the intracavity motion, when sealing device to keeping away from B2 water route opening motion, then B1 water route opening and B2 water route opening communicate with each other, and A1 water route opening and C1 water route opening communicate with each other, and when sealing device to keeping away from A2 water route opening motion, then A1 water route opening and A2 water route opening communicate with each other, and B1 water route opening and C1 water route opening communicate with. The mechanical switching device is simple in structure and low in cost, the switching implementation mode comes from waterway water flow, circuit design does not need to be additionally added, control is simple and convenient, and the current situation that one waterway is switched to correspond to one control electromagnetic valve can be solved.

Description

Mechanical switching device

[ technical field ] A method for producing a semiconductor device

The utility model relates to a technical field of valve, especially have a mechanical auto-change over device that the break-make can be opened and close in turn to the multichannel.

[ background of the invention ]

In the traditional waterway switching field, the waterway which is alternatively opened and closed by multiple waterways is related, the most common method is that several waterways are switched to have several control electromagnetic valves, generally, each electromagnetic control valve basically comprises an electromagnetic coil which is arranged outside a guide sleeve of a valve body, an iron core and a piston are arranged in the guide sleeve, the front end of the piston is connected with a piston cap, the piston cap corresponds to a valve seat, and a compression spring is arranged between the iron core and the piston. When the electromagnetic coil is not electrified, the piston cap seals the valve seat under the action of the compression spring to block a flow path between the inlet and the outlet; when the electromagnetic coil is electrified, the piston is attracted by the iron core and is sucked on the iron core, the piston cap is separated from the valve seat, and the flow path between the inlet and the outlet is opened. If the opening and closing of one water channel is controlled by one control solenoid valve, the result is high cost, complex structure and large duty when the water channels are switched more. When the valves are switched on and off, that is, one valve is opened and the other valve is closed, the mechanical action and the circuit design are complicated, and the failure rate is increased. A mechanical switching device is now proposed.

[ Utility model ] content

The utility model aims at solving the problem among the prior art, provide a mechanical auto-change over device, can reduce the control solenoid valve who switches correspondence on the water route, solve the current situation that a water route switches corresponding control solenoid valve.

In order to realize the above-mentioned purpose, the utility model provides a mechanical auto-change over device, which comprises a valve body, be equipped with one in the valve body and hold the chamber, be equipped with 5 water route openings on holding the chamber, including A1 water route opening, A2 water route opening, B1 water route opening, B2 water route opening, C1 water route opening, 5 water route openings are linked together through holding the chamber, it is equipped with sealing device to hold the intracavity, sealing device movable mounting can be in holding the intracavity motion, and when sealing device to keeping away from B2 water route opening motion, then B1 water route opening and B2 water route opening communicate with each other, and A1 water route opening and C1 water route opening communicate with each other, and when sealing device to keeping away from A2 water route opening motion, then A1 water route opening and A2 water route opening communicate with each other, and B1 water route opening.

Preferably, the a1 water channel port, the a2 water channel port and the partial cavity form a flow channel a, the B1 water channel port, the B2 water channel port and the partial cavity form a flow channel B, an a2 valve seat is arranged between the flow channel a and the C1 water channel port, and a B2 valve seat is arranged between the flow channel B, C1 water channel ports; an A1 valve seat is arranged between two waterway ports in the flow path A, a B1 valve seat is arranged between two waterway ports in the flow path B, and the sealing device can move among the valve seats; the a1 and B1 seats are not required and the a1 and B1 seats are eliminated when the waterway does not need to be completely sealed.

Preferably, the sealing device comprises a valve core A and a valve core B, the valve core A is arranged between an A1 valve seat and an A2 valve seat, the valve core B is arranged between a B1 valve seat and a B2 valve seat, rubber sealing pieces are respectively arranged on the valve core A and the valve core B, the rubber sealing pieces comprise an A1 sealing piece and an A2 sealing piece which are installed on the valve core A, and a B1 sealing piece and a B2 sealing piece which are installed on the valve core B, and the valve core A and the valve core B are vertically placed and move simultaneously; the tail parts of the valve core A and the valve core B are fixedly connected or connected through a spring and move simultaneously.

Preferably, the sealing device comprises a floating ball A and a floating ball B, the floating ball A is arranged between an A1 valve seat and an A2 valve seat, the floating ball B is arranged between a B1 valve seat and a B2 valve seat, the floating ball A and the floating ball B are placed up and down, and the floating ball A and the floating ball B are interlocked through a spring or through mutual collision of the floating ball A and the floating ball B.

Preferably, the sealing device comprises a valve core A and a valve core B, the valve core A and the valve core B are vertically arranged, interlocking can be performed through the sequence of the valve core movement, and the outer walls of the contact ends of the valve core A and the valve core B are respectively provided with a driving conical surface.

Preferably, the sealing device comprises a valve core A, a valve core B and a lever, wherein the valve core A and the valve core B are placed in parallel, the lever is movably installed in a containing cavity at the upper part of the valve core A and the upper part of the valve core B, the valve core A and the valve core B are interlocked through translation or swing of the lever, the end parts of the valve core A and the valve core B close to the lever are provided with driving conical surfaces, and the end surfaces of the two ends of the lever close to the valve core A and the valve core B are respectively provided with a driving inclined surface.

Preferably, the sealing device is an inner sleeve and an outer sleeve, the inner sleeve and the outer sleeve are movably arranged in the cavity, the inner hole and the outer hole of the side wall of the C1 waterway opening are selectively sealed through the up-and-down movement of the inner sleeve and the outer sleeve, the inner sleeve and the outer sleeve form an inner sleeve and an outer sleeve, and through grooves are symmetrically formed in the outer sleeve.

Preferably, the sealing device is similar to an impeller structure, three impellers are arranged at the lower part of the impeller structure and can be used for switching three paths of water, the upper part of the impeller structure is provided with one impeller and one torsion spring, and the lower three paths of water are switched by the upper part of water flow force and the torsion spring force.

The utility model has the advantages that: the utility model can solve the current situation that one water channel is switched to correspond to one control electromagnetic valve, and realizes the switching of other water channels by the water flow energy in the water channel, and the corresponding control electromagnetic valve on the switching water channel can be reduced by adopting the mode; the mechanical switching device is simple in structure and low in cost, in addition, the switching implementation mode comes from waterway water flow, circuit design does not need to be additionally added, and the control is simple and convenient.

The features and advantages of the present invention will be described in detail by embodiments with reference to the accompanying drawings.

[ description of the drawings ]

3 fig. 31 3 is 3 a 3 schematic 3 structural 3 view 3 of 3 a 3 cross 3 section 3 a 3- 3 a 3 of 3 a 3 first 3 embodiment 3 of 3 the 3 present 3 invention 3; 3

Fig. 2 is a perspective view of a first embodiment of the present invention;

fig. 3 is a schematic front view of a first embodiment of the present invention;

fig. 4 is a schematic left side view of a first embodiment of the present invention;

3 fig. 3 5 3 is 3 a 3 schematic 3 cross 3- 3 sectional 3 view 3 a 3- 3 a 3 of 3 a 3 second 3 embodiment 3 of 3 the 3 present 3 invention 3; 3

3 fig. 3 6 3 is 3 a 3 schematic 3 cross 3- 3 sectional 3 view 3 a 3- 3 a 3 of 3 a 3 third 3 embodiment 3 of 3 the 3 present 3 invention 3; 3

Fig. 7 is a schematic cross-sectional view of a fourth embodiment of the present invention;

fig. 8 is a schematic cross-sectional view of a fifth embodiment of the present invention;

fig. 9 is a schematic cross-sectional view of a sixth embodiment of the invention;

fig. 10 is a schematic cross-sectional view of a seventh embodiment of the invention;

fig. 11 is a schematic cross-sectional view of a water inlet state of a waterway a according to a seventh embodiment of the present invention;

fig. 12 is a schematic structural view of an inner and outer cover according to a seventh embodiment of the present invention;

fig. 13 is a schematic perspective view of an eighth embodiment of the present invention;

fig. 14 is a schematic cross-sectional view of an eighth embodiment of the present invention;

fig. 15 is a schematic cross-sectional view B-B of an eighth embodiment of the present invention;

fig. 16 is a schematic cross-sectional C-C view of an eighth embodiment of the invention;

fig. 17 is a schematic D-D cross-sectional view of an eighth embodiment of the present invention;

[ detailed description ] embodiments

Example 1

Referring to fig. 1 to 4 the utility model relates to a mechanical auto-change over device, including valve body 1, be equipped with one in the valve body 1 and hold the chamber, be equipped with 5 water route openings on holding the chamber, including A1 water route opening 2, A2 water route opening 3, B1 water route opening 4, B2 water route opening 5, C1 water route opening 6, 5 water route openings are linked together through holding the chamber, hold the intracavity and be equipped with sealing device 7, sealing device 7 movable mounting can be in holding the intracavity motion, when sealing device 7 to keeping away from B2 water route opening 5 motion, then B1 water route opening 4 and B2 water route opening 5 communicate with each other, and A1 water route opening 2 and C1 water route opening 6 communicate with each other, move to keeping away from A2 water route opening 3 when sealing device 7, then A1 opening 2 and A2 water route opening 3 communicate with each other, and B1 water route opening 4 and C1 water route opening 6 communicate. The A1 water channel port 2, the A2 water channel port 3 and the partial cavity form a flow path A, the B1 water channel port 4, the B2 water channel port 5 and the partial cavity form a flow path B, an A2 valve seat 11 is arranged between the flow path A and the C1 water channel port 6, and a B2 valve seat 12 is arranged between the flow path B, C1 water channel ports 6; an A1 valve seat 13 is arranged between two waterway ports inside the flow path A, a B1 valve seat 14 is arranged between two waterway ports inside the flow path B, and the sealing device 7 can move among a plurality of valve seats;

further, the sealing device 7 comprises a valve core a711 and a valve core B712, wherein the valve core a711 is arranged between a1 valve seat 13 and a2 valve seat 11, the valve core B712 is arranged between a B1 valve seat 14 and a B2 valve seat 12, rubber seals are respectively arranged on the valve core a711 and the valve core B712, the rubber seals comprise an a1 seal 15 and an a2 seal 16 which are arranged on the valve core a711, and a B1 seal 17 and a B2 seal 18 which are arranged on the valve core B712, and the valve core a711 and the valve core B712 are placed up and down and move simultaneously; the tails of the spools a and B711 and 712 are connected by the spring 70 and move simultaneously.

Further, the a1 and

B1 seats

13, 14 are not required, and the a1 and

B1 seats

13, 14 are eliminated when the waterway does not need to be completely sealed.

Example 2

Referring to fig. 5, the difference from embodiment 1 is: the tail parts of the valve core A711 and the valve core B712 adopt a fixedly connected structure.

Example 3

Referring to fig. 6, the difference from embodiment 1 is: the sealing device 7 comprises a floating ball A721 and a floating ball B722, the floating ball A721 is arranged between an A1 valve seat 13 and an A2 valve seat 11, the floating ball B722 is arranged between a B1 valve seat 14 and a B2 valve seat 12, the floating ball A721 and the floating ball B722 are placed up and down, and the floating ball A721 and the floating ball B722 are interlocked through a spring 70 or are interlocked through mutual collision of the two.

Example 4

Referring to fig. 7, the difference from embodiment 1 is: the sealing device 7 comprises a valve core A711 and a valve core B712, the valve core A711 and the valve core B712 are vertically arranged and can be interlocked through the sequence of the valve core movement, and the outer walls of the contact ends of the valve core A711 and the valve core B712 are respectively provided with a driving conical surface 700.

Example 5

Referring to fig. 8, the difference from embodiment 1 is: the sealing device 7 comprises a valve core A711, a valve core B712 and a lever 713, wherein the valve core A711 and the valve core B712 are placed in parallel, the lever 713 is movably installed in a containing cavity at the upper part of the valve core A711 and the upper part of the valve core B712, the valve core A711 and the valve core B712 are interlocked through the translation of the lever 713, a driving conical surface 700 is arranged at the end part of the valve core A711 and the end part of the valve core B712 close to the lever 713, and driving inclined surfaces 7130 are respectively arranged at the end surfaces of the two ends of the lever 713 close to the valve core A711 and.

Example 6

Referring to fig. 9, the difference from embodiment 5 is: the lever 713 is rotatably installed in the cavities of the upper portions of the spool a711 and the spool B712, and the spool a711 and the spool B712 are interlocked by the swing of the lever 713.

Example 7

Referring to fig. 10 to 12, the difference from embodiment 1 is: the sealing device 7 is an inner and outer sleeve 73, the inner and outer sleeve 73 is movably arranged in the cavity, the inner and outer holes 730 on the side wall of the C1 waterway port 6 are selectively sealed through the up-and-down movement of the inner and outer sleeve 73, the inner and outer sleeve 73 is composed of an inner sleeve 731 and an outer sleeve 732, and through grooves 733 are symmetrically formed in the outer sleeve 732. As shown in fig. 11, after the water enters the A waterway, the inner sleeve 73 is pushed to the top, and the inner sleeve 73 seals the B2 waterway port 5.

Example 8

Referring to fig. 13 to 17, the difference from embodiment 1 is: the sealing device 7 is similar to an impeller structure 74, three impellers 741 are arranged at the lower part of the impeller structure 74, the three water paths can be switched, the upper part of the impeller structure 74 is provided with one impeller 742 and one torsion spring 743, and the lower water paths are switched by the upper part of the water flow force and the torsion spring force.

The utility model discloses the working process:

referring to fig. 1, when the

water passage ports

2 and 4 of a1 and B1 are not filled with water, the valve core a711 is at the position of the a1 valve seat 13, the a2 sealing piece 16 of the valve core a711 can seal the a1 valve seat 13, the valve core B712 is at the position of the B2 valve seat 12, the B2 sealing piece 18 seals the B2 valve seat 12, and the

water passage ports

4 and 5 of the B1 and B2 are communicated; when water enters from the A1 waterway port 2, water pushes the valve core A711 to the A2 valve seat 11, the A1 sealing piece 15 seals the A2 valve seat 11, the valve core B712 is pushed to the B1 valve seat 14 through the action of the spring 70, the B1 sealing piece 17 seals the B1 valve seat 14, and the B1 waterway port 4 is communicated with the C1 waterway port 6. The switching of the water channel B for one inlet and two outlets is controlled by the opening and closing of the water channel A.

The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.

Claims

1. A mechanical switching device, comprising a valve body (1), characterized in that: the valve body (1) is internally provided with a containing cavity which is provided with 5 water path ports, the containing cavity comprises an A1 water path port (2), an A2 water path port (3), a B1 water path port (4), a B2 water path port (5) and a C1 water path port (6), the 5 water path ports are communicated through the containing cavity, the sealing device (7) is arranged in the containing cavity, the sealing device (7) is movably arranged in the containing cavity and can move in the containing cavity, when the sealing device (7) moves to a position far away from the B2 waterway port (5), the B1 waterway port (4) is communicated with the B2 waterway port (5), the A1 waterway port (2) is communicated with the C1 waterway port (6), when the sealing device (7) moves to a position far away from the A2 waterway port (3), the A1 waterway port (2) is communicated with the A2 waterway port (3), and the B1 waterway port (4) is communicated with the C1 waterway port (6).

2. A mechanical switching device according to claim 1, wherein: a1 water route port (2), A2 water route port (3) and partial appearance chamber form flow path A, B1 water route port (4), B2 water route port (5) and partial appearance chamber form flow path B, be provided with A2 disk seat (11) between flow path A and C1 water route port (6), B2 disk seat (12) between flow path B, C1 water route port (6), be equipped with A1 disk seat (13) between the inside two water route ports of flow path A, be equipped with B1 disk seat (14) between the inside two water route ports of flow path B, sealing device (7) can move between several disk seats.

3. A mechanical switching device according to claim 2, wherein: the a1 valve seat (13) and B1 valve seat (14) are not necessary, and the a1 valve seat (13) and B1 valve seat (14) are eliminated when the waterway does not need to be completely sealed.

4. A mechanical switching device according to claim 2, wherein: the sealing device (7) comprises a valve core A (711) and a valve core B (712), wherein the valve core A (711) is arranged between an A1 valve seat (13) and an A2 valve seat (11), the valve core B (712) is arranged between a B1 valve seat (14) and a B2 valve seat (12), rubber sealing elements are respectively arranged on the valve core A (711) and the valve core B (712), the rubber sealing elements comprise an A1 sealing element (15) and an A2 sealing element (16) which are arranged on the valve core A (711), and a B1 sealing element (17) and a B2 sealing element (18) which are arranged on the valve core B (712), the valve core A (711) and the valve core B (712) are vertically arranged and move simultaneously, and the tail parts of the valve core A (711) and the valve core B (712) are fixedly connected or connected through a spring (70) and move.

5. A mechanical switching device according to claim 2, wherein: the sealing device (7) comprises a floating ball A (721) and a floating ball B (722), the floating ball A (721) is arranged between an A1 valve seat (13) and an A2 valve seat (11), the floating ball B (722) is arranged between a B1 valve seat (14) and a B2 valve seat (12), the floating ball A (721) and the floating ball B (722) are arranged up and down, and the floating ball A (721) and the floating ball B (722) are interlocked through a spring (70) or mutually collided for interlocking.

6. A mechanical switching device according to claim 1 or 2, characterized in that: the sealing device (7) comprises a valve core A (711) and a valve core B (712), wherein the valve core A (711) and the valve core B (712) are vertically arranged and can be interlocked through the sequence of the valve core movement, and the outer walls of the contact ends of the valve core A (711) and the valve core B (712) are respectively provided with a driving conical surface (700).

7. A mechanical switching device according to claim 1 or 2, characterized in that: the sealing device (7) comprises a valve core A (711), a valve core B (712) and a lever (713), the valve core A (711) and the valve core B (712) are placed in parallel, the lever (713) is movably installed in a containing cavity at the upper parts of the valve core A (711) and the valve core B (712), the valve core A (711) and the valve core B (712) are interlocked through translation or swing of the lever (713), driving conical surfaces (700) are arranged at the end parts, close to the lever (713), of the valve core A (711) and the valve core B (712), and driving inclined surfaces (7130) are respectively arranged at the end surfaces, close to the valve core A (711) and the valve core B (712), of the two ends of the lever (713).

8. A mechanical switching device according to claim 1 or 2, characterized in that: sealing device (7) are interior overcoat (73), interior overcoat (73) movable mounting is in the cavity, and the up-and-down motion through interior overcoat (73) carries out the selection to interior outer hole (730) of C1 water route opening (6) lateral wall sealed, interior overcoat (73) comprises endotheca (731), overcoat (732), logical groove (733) has been seted up to the symmetry on overcoat (732).

9. A mechanical switching device according to claim 1, wherein: the sealing device (7) is similar to an impeller structure (74), three impellers (741) are arranged at the lower part of the impeller structure (74) and can be used for switching three paths of water, the upper part of the impeller structure (74) is provided with one impeller (742) and one torsion spring (743), and the lower three paths of water are switched through the upper part of water flow force and the torsion spring force.