CN217559157U - Mechanical switch switching device - Google Patents
Mechanical switch switching device Download PDFInfo
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- CN217559157U CN217559157U CN202220642332.XU CN202220642332U CN217559157U CN 217559157 U CN217559157 U CN 217559157U CN 202220642332 U CN202220642332 U CN 202220642332U CN 217559157 U CN217559157 U CN 217559157U
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- water
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- valve
- valve body
- push rod
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Abstract
The utility model provides a mechanical switch auto-change over device, include the valve body, set up water inlet, a plurality of delivery port on the valve body, be equipped with the disk seat on the inhalant canal of valve body, still include water valve main part switching device and mechanical drive device, water valve main part switching device sets up in the main water route upper reaches of valve body, mechanical drive device sets up in the main water route low reaches of valve body, be equipped with manual pivot and manual push rod on the mechanical drive device, manual pivot and manual push rod cooperation linkage, apply one through manual push rod to water valve main part switching device make it for the direction removal is kept away from to the disk seat, and open the effort of water inlet. The mechanical driving device can not bear the impact of a water hammer when the water valve is opened and closed, and the opening force is small, so that the valve is easier to close. The mechanical driving device is arranged at the downstream of a water source, can not bear water pressure when not used at ordinary times, can not bear water hammer impact when a water valve is switched on and switched off, has small opening force and is easier to close.
Description
[ technical field ] A
The utility model relates to a technical field that the water route was switched, especially a mechanical switch auto-change over device.
[ background of the invention ]
Referring to fig. 1, in order to drive a water valve body opening and closing device, a conventional mechanical driving device for a water valve is generally installed on a primary side of a water source together with the water valve body opening and closing device. In addition, the distributor on the existing water valve is used for independently switching the sizes of a water path and a drift diameter through a mechanical device or a motor.
The water valve has the following disadvantages:
1. the mechanical driving device has a large opening force and bears primary water pressure, long flow is caused once water leakage occurs, and the valve cannot be closed because the mechanical driving device can bear water hammer impact when the valve is opened and closed at the primary side, and the mechanical switch is easy to lose efficacy due to the water hammer impact.
2. The existing distributor is an independent device and independently switches the sizes of a water path and a drift diameter through mechanical switching or a motor.
[ Utility model ] content
The utility model aims at solving the problem among the prior art, provide a mechanical switch auto-change over device, mechanical drive device can not bear the water hammer and strike when the water valve switch to open power is little, closes the valve more easily.
In order to achieve the above object, the utility model provides a mechanical switch auto-change over device, include the valve body, set up water inlet, a plurality of delivery port on the valve body, be equipped with the disk seat on the inhalant canal of valve body, still include water valve main part switching device and mechanical drive device, water valve main part switching device sets up in the main water route upper reaches of valve body, mechanical drive device sets up in the main water route low reaches of valve body, be equipped with manual pivot and manual push rod on the mechanical drive device, manual pivot and manual push rod cooperation linkage, apply one through manual push rod to water valve main part switching device make it for the direction removal is kept away from to the disk seat, and opens the effort of water inlet.
Preferably, the water valve further comprises a switching distributor, an outlet of the switching distributor is communicated with the plurality of water outlets, the mechanical driving device is linked with the water valve body opening and closing device and the switching distributor, and when the manual rotating shaft rotates, acting force for driving the switching distributor to switch the water path and adjust the water path diameter is applied to the switching distributor.
Preferably, the switching distributor is provided with a pressing sheet and a water outlet pipe, the pressing sheet is provided with a pressing sheet opening, the water outlet pipe is provided with a plurality of water outlet adjusting angles which are communicated with the water outlets in a one-to-one correspondence mode, the pressing sheet is rotatably installed on one side of the water outlet pipe, and the pressing sheet is linked with the manual rotating shaft and used for switching on and off of the water outlet adjusting angles and adjusting the opening of the water outlet adjusting angles.
Preferably, the head of the manual rotating shaft is connected with the pressing sheet through a connector and is used for applying a force to the pressing sheet to drive the pressing sheet to change the relative position of the opening of the pressing sheet and the water outlet adjusting angle.
Preferably, the manual rotating shaft is provided with a cam structure and a concave-convex structure, the manual push rod is provided with a first convex structure matched and linked with the cam structure and a second convex structure matched and linked with the concave-convex structure, the manual rotating shaft applies an acting force to the manual push rod to move relative to the valve seat in the direction away from the valve seat through the first convex structure, and the manual rotating shaft applies an acting force to the manual push rod to move relative to the valve seat in the direction close to the valve seat through the second convex structure.
Preferably, the water valve body opening and closing device is provided with a moving valve core, one end of the moving valve core, which is opposite to the valve seat, is provided with a spring, and the spring provides an acting force for the moving valve core to press the moving valve core on the valve seat so as to block the water inlet.
Preferably, one end of the moving valve core, which faces the valve seat, is provided with sealing rubber.
Preferably, the water valve body opening and closing device and the switching distributor are communicated through a pressure reducing device, a pressure reducing inlet of the pressure reducing device is connected with an outlet of the water valve body opening and closing device, and a pressure reducing outlet of the pressure reducing device is connected with a distributor inlet of the switching distributor.
The utility model has the advantages that:
1. the mechanical driving device is arranged at the downstream of a water source, and cannot bear water pressure when not used at ordinary times, and cannot bear water hammer impact when a water valve is switched on or switched off. The opening force of the mechanical drive is much less than in prior art solutions and the water pressure makes it easier to close the valve.
2. The distributor and the water valve main body opening and closing device are controlled by one mechanical driving device, so that the distributor and the water valve main body opening and closing device are simple to control, and the cost is reduced.
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 ]
FIG. 1 is a schematic view of the internal structure of a valve body in the prior art;
fig. 2 is a schematic structural diagram of a mechanical switch switching device according to the present invention;
fig. 3 is a schematic top view of a mechanical switch switching device according to the present invention;
fig. 4 is a schematic front view of a mechanical switch switching device according to the present invention;
FIG. 5 is a cross-sectional view in the direction BB of FIG. 4;
FIG. 6 is an EE-oriented cross-sectional view of FIG. 3;
FIG. 7 is a cross-sectional view taken along line CC of FIG. 3;
FIG. 8 is a cross-sectional view along direction DD of FIG. 3;
fig. 9 is a cross-sectional view along the direction AA in fig. 4.
[ detailed description ] embodiments
Referring to fig. 1 and 5, the utility model relates to a mechanical switch auto-change over device, include the valve body, set up water inlet 101, a plurality of delivery port 102 on the valve body, be equipped with disk seat 103 on the inhalant canal of valve body, mechanical switch auto-change over device still includes water valve main part switching device 10 and mechanical drive device 20, water valve main part switching device 10 sets up in the main water route upper reaches of valve body, mechanical drive device 20 sets up in the main water route low reaches of valve body, be equipped with manual pivot 21 and manual push rod 22 on the mechanical drive device 20, manual pivot 21 and manual push rod 22 cooperation linkage apply one to water valve main part switching device 10 through manual push rod 22 make it for the direction removal is kept away from to disk seat 103, and opens the effort of water inlet 101.
Further, referring to fig. 5 and 6, the mechanical driving device 20 controls the manual push rod 22 to translate by using a cam structure and a concave-convex structure, specifically, the manual rotating shaft 21 has a cam structure and a concave-convex structure, the manual push rod 22 is provided with a first convex structure 221 cooperating with the cam structure and a second convex structure 222 cooperating with the concave-convex structure, the manual rotating shaft 21 applies a force to the manual push rod 22 to move the manual push rod 22 in a direction away from the valve seat 103 through the first convex structure 221, and the manual rotating shaft 21 applies a force to the manual push rod 22 to move the manual push rod 22 in a direction close to the valve seat 103 through the second convex structure 222. In this embodiment, the end of the manual push rod 22 has a driving chamber into which the cam structure and the concave-convex structure can be inserted, and the driving chamber has a first convex structure 221 and a second convex structure 222 inside. And a sealing ring 220 is further arranged outside the manual push rod 22, so that the connection tightness can be improved, and liquid leakage is avoided.
Further, referring to fig. 5, a moving valve core 11 is arranged on the water valve body opening and closing device 10, a spring 12 is arranged at one end of the moving valve core 11, which is opposite to the valve seat 103, and the spring 12 provides an acting force for the moving valve core 11 to press against the valve seat 103 to block the water inlet 101. In this embodiment, a sealing rubber 13 is disposed at one end of the moving valve core 11 facing the valve seat 103, so as to ensure reliable sealing.
Example 2
Referring to fig. 1 and 5, in the present embodiment, the mechanical switch switching device further includes a switching distributor 30 for switching the waterway and switching the path of the waterway, so that the mechanical driving device 20 can switch the waterway as well as the valve. Specifically, the outlet of the switching distributor 30 communicates with the plurality of water outlets 102, the mechanical driving device 20 is linked with the water valve body opening and closing device 10 and the switching distributor 30, and when the manual rotating shaft 21 rotates, a force for driving the switching distributor 30 to switch the water path and adjust the path of the water path is applied.
Further, referring to fig. 5, 7 and 8, a pressing sheet 31 and a water outlet pipe 32 are arranged on the switching distributor 30, the pressing sheet 31 is provided with a pressing sheet opening 311, the water outlet pipe 32 is provided with a plurality of water outlet adjusting angles 321 which are in one-to-one correspondence with the water outlets 102, the pressing sheet 31 is rotatably mounted on one side of the water outlet pipe 32, and the pressing sheet 31 is linked with the manual rotating shaft 21 and is used for switching the opening and closing of the water outlet adjusting angles 321 and adjusting the opening of the water outlet adjusting angles 321.
Further, referring to fig. 5, 7 and 8, the head of the manual rotating shaft 21 is connected to the pressing plate 31 through the connector 23 for applying a force to the pressing plate 31 to change the relative position of the pressing plate opening 311 and the water outlet adjusting angle 321. That is, the pressing sheet 31 is controlled to rotate on the plane of the water outlet pipe 32, so that the pressing sheet opening 311 and the water outlet adjusting angle 321 are switched to different positions, the water outlet can be switched to the water outlet 1021A or the water outlet 1022B, and the size of the water path is adjusted.
Example 3
Referring to fig. 2 to 6 and 9, in addition to embodiment 1 or embodiment 2, the device may be used with a pressure reducing device 40, specifically, in this embodiment, the water valve body opening and closing device 10 and the switching distributor 30 are communicated through the pressure reducing device 40, a pressure reducing inlet 400 of the pressure reducing device 40 is connected to an outlet of the water valve body opening and closing device 10, and a pressure reducing outlet 401 of the pressure reducing device 40 is connected to a distributor inlet 301 of the switching distributor 30. The water valve body opening and closing device 10 opens and closes the water valve through the mechanical driving device 20, and the water valve flows through the pressure reduction device 40 after being opened, then flows into the switching distributor 30 and finally flows out of the water outlet 102.
The utility model discloses a theory of operation:
1. the mechanical driving device 20 is connected with the water valve body opening and closing device 10 and the switching distributor 30 at the same time, and the water valve body opening and closing device 10 and the switching distributor 30 can be controlled through one mechanical driving device 20, so that the control is simpler, and the cost can be reduced.
2. The mechanical driving device 20 is provided with a manual rotating shaft 21 and a manual push rod 22, the manual push rod 22 can move forward or backward by rotating the manual rotating shaft 21, the forward movement of the manual push rod 22 can push the moving valve core 11 to open the valve of the water valve main body opening and closing device 10, the manual push rod 22 moves backward, the moving valve core 11 is pressed on the sealing surface of the valve seat 103 by the spring 12, and the water valve main body opening and closing device 10 is closed.
3. The head of the manual rotating shaft 21 is connected with the pressing sheet 31 of the switching distributor 30 through the connector 23, and the pressing sheet 31 can be driven to rotate by rotating the manual rotating shaft 21, so that the positions of the pressing sheet opening 311 and the water outlet adjusting angle 321 of the water outlet pipe 32 can be changed, and pipeline switching or drift diameter size switching can be realized.
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 (8)
1. The utility model provides a mechanical switch auto-change over device, includes the valve body, sets up water inlet (101), a plurality of delivery port (102) on the valve body, be equipped with disk seat (103), its characterized in that on the inhalant canal of valve body: still include water valve main part switching device (10) and mechanical drive device (20), water valve main part switching device (10) set up in the main water route upper reaches of valve body, mechanical drive device (20) set up in the main water route low reaches of valve body, be equipped with manual pivot (21) and manual push rod (22) on mechanical drive device (20), manual pivot (21) and manual push rod (22) cooperation linkage, through manual push rod (22) apply water valve main part switching device (10) one make its for the direction removal is kept away from in disk seat (103), and opens the effort of water inlet (101).
2. A mechanical switch switching device according to claim 1, wherein: the water valve is characterized by further comprising a switching distributor (30), an outlet of the switching distributor (30) is communicated with a plurality of water outlets (102), the mechanical driving device (20) is linked with the water valve body opening and closing device (10) and the switching distributor (30), and when the manual rotating shaft (21) rotates, acting force for driving the switching distributor (30) to switch a water channel and adjust the water channel diameter is applied to the switching distributor.
3. A mechanical switch switching device according to claim 2, wherein: be equipped with preforming (31) and outlet pipe (32) on switching distributor (30), preforming opening (311) has on preforming (31), set up a plurality of play water angle of regulation (321) that communicate with each delivery port (102) one-to-one on outlet pipe (32), rotatable the installing of preforming (31) one side of outlet pipe (32), preforming (31) with manual pivot (21) linkage for switch the switching of play water angle of regulation (321) and adjust the aperture of play water angle of regulation (321).
4. A mechanical switch switching device according to claim 3, wherein: the head of the manual rotating shaft (21) is connected with the pressing sheet (31) through a connector (23) and is used for applying a force for driving the pressing sheet (31) to change the relative position of the pressing sheet opening (311) and the water outlet adjusting angle (321).
5. A mechanical switch switching device according to claim 1, wherein: the manual rotating shaft (21) is provided with a cam structure and a concave-convex structure, a first convex structure (221) matched and linked with the cam structure and a second convex structure (222) matched and linked with the concave-convex structure are arranged on the manual push rod (22), the manual rotating shaft (21) exerts an acting force on the manual push rod (22) through the first convex structure (221) to enable the manual push rod to move in the direction away from the valve seat (103), and the manual rotating shaft (21) exerts an acting force on the manual push rod (22) through the second convex structure (222) to enable the manual push rod to move in the direction close to the valve seat (103).
6. A mechanical switch switching device according to claim 1, wherein: the water valve body opening and closing device (10) is provided with a moving valve core (11), one end, back to the valve seat (103), of the moving valve core (11) is provided with a spring (12), the spring (12) provides a force for the moving valve core (11) to enable the moving valve core to be pressed against the valve seat (103), and the acting force for plugging the water inlet (101) is provided.
7. A mechanical switch switching device according to claim 6, wherein: and one end of the moving valve core (11) facing the valve seat (103) is provided with a sealing rubber (13).
8. A mechanical switch gear according to any one of claims 1 to 7, wherein: the water valve body opening and closing device (10) is communicated with the switching distributor (30) through a pressure reducing device (40), a pressure reducing inlet (400) of the pressure reducing device (40) is connected with an outlet of the water valve body opening and closing device (10), and a pressure reducing outlet (401) of the pressure reducing device (40) is connected with a distributor inlet (301) of the switching distributor (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220642332.XU CN217559157U (en) | 2022-03-23 | 2022-03-23 | Mechanical switch switching device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220642332.XU CN217559157U (en) | 2022-03-23 | 2022-03-23 | Mechanical switch switching device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217559157U true CN217559157U (en) | 2022-10-11 |
Family
ID=83471207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220642332.XU Active CN217559157U (en) | 2022-03-23 | 2022-03-23 | Mechanical switch switching device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217559157U (en) |
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2022
- 2022-03-23 CN CN202220642332.XU patent/CN217559157U/en active Active
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