CN219139921U

CN219139921U - Multi-way valve

Info

Publication number: CN219139921U
Application number: CN202320121808.XU
Authority: CN
Inventors: 谷金城; 梅广
Original assignee: Qinhuangdao Ydkl Plastics Ltd
Current assignee: Qinhuangdao Ydkl Plastics Ltd
Priority date: 2023-01-13
Filing date: 2023-01-13
Publication date: 2023-06-06
Anticipated expiration: 2033-01-13

Abstract

The utility model relates to the field of multi-way control valves and discloses a multi-way valve, which comprises a valve body and a valve cover buckled on the valve body, wherein the valve body is provided with a water inlet and a plurality of water outlets, a valve cavity for accommodating a valve core is formed in the valve body, the valve core is rotatably arranged in the valve cavity, the valve core is of a barrel-shaped structure with a cavity, a gate is formed in the side wall of the valve core corresponding to the water outlet in a penetrating way, the bottom of the valve core is communicated with the water inlet, the top end of the valve core is provided with a valve rod for rotating the valve core, and the valve rod penetrates through the valve cover and is in rotary fit with the valve cover. By arranging the barrel-shaped valve core, the valve structure is simplified, the valve volume is reduced, and the production cost is reduced; the valve seat is connected with the valve body through the slot structure, so that the valve is convenient to maintain, and the rapid inspection and maintenance of the valve can be realized; the cone-barrel-shaped valve core further compresses the valve volume, the adjusting part can finely adjust the valve core height, and the clearance between the valve core and the valve seat is compressed, so that the valve regains good sealing, and the service life and maintenance period of the valve are prolonged.

Description

Multi-way valve

Technical Field

The utility model relates to the field of multi-way control valves, in particular to a multi-way valve.

Background

The multipath control valve has the remarkable advantages of low installation cost and convenient use and maintenance, and has wide application in the fields of sewage treatment, chemical industry, agriculture and the like. Along with the rapid development of the Internet of things, the multipath control valve can be combined with a control mechanism and Internet products, intelligent control of the valve is realized, the application scene of the products is further expanded, and the market prospect is promising.

The prior multiway valve has the core part mainly in the shape of sphere, and Chinese patent publication No. CN202914807U discloses a multiway valve multiway ball valve, and specifically discloses: the valve cavity 13 is internally provided with a ball body, the upper part and the lower part of the ball body are respectively provided with a rotary shaft, the rotary shaft on the upper part of the ball body penetrates through the upper valve body 1 to be connected with the handle, the rotary shaft on the lower part of the ball body is inserted into the lower valve body 1, the ball body is externally provided with a ball seal, and the ball body is internally provided with a runner hole corresponding to the runner hole of the connector A, the connector B, the connector C and the connector D.

The utility model has the advantages of relatively complex structure, larger volume, higher production cost, inconvenient maintenance and no rapid adjusting function for the problems of unavoidable sealing, low tightness and the like after long-time use. Based on the above, the development of a multi-way valve with simple structure, small volume, long service life, low cost and convenient maintenance is a current problem to be solved urgently.

Disclosure of Invention

The utility model aims to solve the problems of complex structure, large volume and high production cost of the existing valve and simultaneously solve the problem of inconvenient use and maintenance of the existing multi-way valve.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the utility model provides a multi-way valve, includes valve body and lock the valve gap on the valve body, its characterized in that: the valve body is provided with a water inlet and a plurality of water outlets, a valve cavity for accommodating a valve core is formed in the valve body, the valve core is rotatably arranged in the valve cavity, the valve core is of a barrel-shaped structure with a cavity, a gate is formed in the side wall of the valve core in a penetrating mode corresponding to the water outlets, the bottom of the valve core is communicated with the water inlet, a valve rod for rotating the valve core is arranged at the top end of the valve core, and the valve rod penetrates through the valve cover and is in rotary fit with the valve cover.

The valve seat is of an arc-shaped plate structure which is arranged corresponding to the outer wall of the valve core and the inner wall of the valve cavity in a modeling mode, a sealing gasket is arranged on the periphery of the valve seat, and a through hole for water supply circulation is formed.

Furthermore, the valve seat and the valve body are connected and fixed by adopting a slot type structure, a clamping groove is formed in the inner wall of the valve body corresponding to the position and the size of the valve seat, and the valve seat is inserted in the clamping groove.

Preferably, 4 water outlets are arranged.

Preferably, the valve core is in an inverted cone barrel shape, and the water outlet in the valve body is arranged corresponding to the cone surface of the valve core so as to keep the valve core and the valve seat in close sliding fit.

Further, be provided with the regulation portion on the case for adjust the vertical direction's of case height, the regulation portion includes the external screw thread sleeve, the external screw thread sleeve cover is established on the valve rod to with valve rod axial sliding fit, correspond the external screw thread sleeve on the valve gap and be provided with the threaded hole that runs through, external screw thread sleeve spiro union the screw hole, external screw thread sleeve bottom passes through thrust bearing with the case and rotates to be connected.

Further, a sensor is arranged on the valve body and is used for collecting parameters such as flow, pressure, temperature and the like in the valve body and monitoring the rotation angle of the valve core in real time so as to realize intelligent control of the valve in cooperation with the control device.

The utility model has the beneficial effects that:

according to the utility model, the barrel-shaped valve core is arranged, so that the valve structure is simplified, the valve volume is reduced, and the production cost is reduced; meanwhile, the valve seat is connected with the valve body through the slot structure, so that the maintenance of the valve is facilitated, and the rapid inspection and maintenance of the valve can be realized; the valve body is further compressed by the cone-shaped valve core, the height of the cone-shaped valve core is adjusted by the adjusting part, and the pretightening force of the valve core, the valve body and the valve seat is adjusted. The utility model has obvious effect, simple structure, convenient implementation and suitability for popularization and application.

Drawings

The utility model will be described in further detail with reference to the drawings and the detailed description.

Fig. 1 is an exploded view of the present utility model.

Fig. 2 is a schematic top view of the present utility model.

Fig. 3 is a sectional view taken along the direction A-A in fig. 2.

Fig. 4 is a sectional view in the direction B-B of fig. 2.

Fig. 5 is a schematic structural view of a second embodiment of the present utility model.

Fig. 6 is an enlarged schematic view at C in fig. 5.

In the figure: 1- -a valve body; 11- -a water inlet; 12- -a water outlet; 13- -valve cavity; 2- -a valve cover; 3- -valve core; 31- -a gate; 32- -valve stem; 4- -valve seat; 5- -an externally threaded sleeve; 6- -sensor.

Detailed Description

As shown in fig. 1-6, a multi-way valve comprises a valve body 1 and a valve cover 2 buckled on the valve body 1, wherein the valve body 1 is provided with a water inlet 11 and a plurality of water outlets 12, a valve cavity 13 for accommodating a valve core 3 is formed in the valve body 1, the valve cavity 13 is communicated with the water inlet 11 and the water outlets 12, the valve core 3 is rotatably arranged in the valve cavity 13, the valve core 3 is of a barrel-shaped structure with a cavity, a gate 31 is formed in the side wall of the valve core 3 corresponding to the water outlets 12 in a penetrating manner, the bottom of the valve core 3 is communicated with the water inlet 11, and the position of the gate 31 relative to each water outlet 12 is adjusted by rotating the valve core 3, so that the water outlets 12 are opened and closed. The top end of the valve core 3 is provided with a valve rod 32 for rotating the valve core 3, and the valve rod 32 penetrates through the valve cover 2 and is in rotating fit with the valve cover 2.

In order to ensure sealing, a valve seat 4 is provided in the valve chamber 13 corresponding to the water outlet 12 and the shutter 31, and a sealing gasket is disposed around the valve seat 4 and has a through hole for water supply. Preferably, the valve seat 4 is an arc plate structure corresponding to the outer wall of the valve core 3 and the inner wall of the valve cavity 13, so that the valve seat is tightly attached between the valve core 3 and the inner wall of the valve body 1 to form tight seal. The valve core 3 is in radial sliding fit with the valve seat 4. The valve seat 4 and the valve body 1 can be connected and fixed by adopting a slot type structure, the inner wall of the valve body 1 is provided with a clamping groove corresponding to the position and the size of the valve seat 4, the valve seat 4 is inserted in the clamping groove, and when the valve fails, the valve core 3 can be conveniently taken out only by opening the valve cover 2, so that the valve seat 4 and the valve cavity 13 are inspected and maintained. If the valve seat 4 is worn, the valve seat can be quickly replaced by pulling out the valve seat from the clamping groove.

When the valve is used, supply water enters the valve body 1 from the water inlet 11 and fills the cavity of the valve core 3, at the moment, the valve core 3 is rotated to change the position of the gate 31 on the valve core 3 relative to the water outlet 12, when the gate 31 faces the water outlet 12, the water outlet 12 is in a completely opened state, and the supply water is supplied to the water outlet 12 through the gate 31; when the valve core 3 is rotated to enable the gate 31 to continuously deviate a certain angle from being opposite to the water outlet 12, the water outlet 12 is in an incomplete opening state, and the rotation angle of the valve core 3 can be adjusted according to the water supply requirement at the moment so as to obtain corresponding water supply quantity; when the gate 31 is completely deviated from the water outlet 12, the water outlet 12 is in a closed state, and the water outlet 12 is not supplied with water any more; when the gate 31 is completely offset from all the water outlets 12, the valve is in a closed state and all the water outlets 12 are no longer supplied with water.

The water outlets 12 can be arranged in a plurality according to the use requirement so as to meet the respective control of multiple paths of water outlets, and the gates 31 on the valve core 3 can also be arranged in a plurality so as to realize the control of water outlet of the double water outlets 12 or water outlet of multiple water outlets 12.

Preferably, the number of the water outlets 12 is 4, so that the volume of the water outlet is controllable while the use requirements of most scenes are met, the water outlet is convenient to install and use, and the production cost is reduced.

As shown in fig. 5-6, as a second embodiment, the valve core 3 is provided in an inverted cone shape, and the water outlet 12 in the valve body 1 is provided corresponding to the conical surface of the cone-shaped valve core 3, so as to keep the valve core 3 in close sliding fit with the valve seat 4. Meanwhile, an adjusting part is arranged on the valve core 3 and used for adjusting the vertical height of the valve core 3, so that the pressing force of the conical barrel-shaped valve core 3 and the valve seat 4 is adjusted, when the valve seat 4 and the valve core 3 are inevitably worn after long-time use, and the sealing is not tight, the valve core 3 can be adjusted to move downwards through the adjusting part and be pressed on the valve seat 4, so that the valve has the advantages of regaining good sealing, prolonging the service life and avoiding the trouble of frequent maintenance.

The adjusting part is preferably an external thread sleeve 5, and the external thread sleeve 5 is sleeved on the valve rod 32 and axially and slidably matched with the valve rod 32. The valve cover 2 is provided with a through threaded hole corresponding to the external threaded sleeve 5, the external threaded sleeve 5 is in threaded connection with the threaded hole, and the bottom end of the external threaded sleeve 5 is in contact with the valve core 3. Preferably, the externally threaded sleeve 5 is rotatably connected to the valve core 3 via a thrust bearing. When the valve seat 4 is worn in the use process to cause the sealing to be not tight, the height of the external thread sleeve 5 in the vertical direction is reduced by rotating the external thread sleeve 5, so that the bottom end of the external thread sleeve 5 is propped against the valve core 3 and moves downwards, and the conical surface of the valve core 3 is pressed on the valve seat 4 to strengthen the sealing.

In order to further expand the application scene of the utility model and improve the intelligent degree, a sensor 6 is arranged on the valve body 1, the sensor 6 is used for collecting parameters such as flow, pressure, temperature and the like in the valve body 1, monitoring the rotation angle of the valve core 3 in real time, and can be matched with a control device to realize the intelligent control of the valve.

The foregoing disclosure is merely illustrative of specific embodiments of this patent and this patent is not to be construed as limiting, since modifications will be apparent to those skilled in the art without departing from the principles of the utility model.

Claims

1. The utility model provides a multiway valve, includes valve body (1) and lock valve gap (2) on valve body (1), its characterized in that: valve body (1) are provided with water inlet (11) and a plurality of delivery port (12), offer valve pocket (13) that hold case (3) in valve body (1), case (3) rotatable set up in valve pocket (13), case (3) are for having the barrel-shaped structure of cavity, and gate (31) have been seted up in its lateral wall corresponding delivery port (12) run through, case (3) bottom intercommunication water inlet (11), case (3) top is provided with valve rod (32) that are used for rotating case (3), valve rod (32) run through valve gap (2) and with valve gap (2) normal running fit.

2. The multi-way valve of claim 1, wherein: the valve seat (4) is of an arc-shaped plate-shaped structure which is arranged corresponding to the outer wall of the valve core (3) and the inner wall of the valve cavity (13), a sealing gasket is arranged on the periphery of the arc-shaped plate-shaped structure, and a through hole for water supply circulation is formed in the valve seat (4).

3. The multi-way valve of claim 2, wherein: the valve seat (4) is fixedly connected with the valve body (1) by adopting a slot type structure, a clamping groove is formed in the inner wall of the valve body (1) corresponding to the position and the size of the valve seat (4), and the valve seat (4) is inserted in the clamping groove.

4. The multi-way valve of claim 1, wherein: 4 water outlets (12) are arranged.

5. The multi-way valve of claim 2, wherein: the valve core (3) is in an inverted cone barrel shape, and the water outlet (12) in the valve body (1) is arranged corresponding to the conical surface of the valve core (3) so as to keep the valve core (3) and the valve seat (4) in close sliding fit.

6. The multi-way valve of claim 5, wherein: the valve core (3) is provided with an adjusting part for adjusting the height of the valve core (3) in the vertical direction, the adjusting part comprises an external thread sleeve (5), the external thread sleeve (5) is sleeved on the valve rod (32) and is in axial sliding fit with the valve rod (32), the valve cover (2) is provided with a through threaded hole corresponding to the external thread sleeve (5), the external thread sleeve (5) is in threaded connection with the threaded hole, and the bottom end of the external thread sleeve (5) is rotationally connected with the valve core (3) through a thrust bearing.

7. The multi-way valve according to any one of claims 1-6, wherein: the intelligent valve is characterized in that a sensor (6) is arranged on the valve body (1), and the sensor (6) is used for collecting flow, pressure and temperature parameters in the valve body (1) and monitoring the rotation angle of the valve core (3) in real time so as to realize intelligent control of the valve in cooperation with a control device.