CN210440619U

CN210440619U - Two-way four-way valve and pre-filter connecting structure thereof

Info

Publication number: CN210440619U
Application number: CN201920964688.3U
Authority: CN
Inventors: 朱继民
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-25
Filing date: 2019-06-25
Publication date: 2020-05-01
Anticipated expiration: 2029-06-25

Abstract

The embodiment of the utility model discloses a two-way four-way valve and a pre-filter connecting structure thereof, relating to the technical field of control valves, wherein the two-way four-way valve comprises a valve body and a valve core; a control cavity is formed on the inner side of the valve body, a water inlet and two water outlets are formed on the valve body, and the water inlet and the water outlets are respectively communicated with the control cavity; the water outlet comprises a first water outlet and a second water outlet, and the valve core controls water flow to flow out of the first water outlet or the second water outlet or controls water flow to be closed. The pre-filter connecting structure comprises a pre-filter and a two-way four-way valve; the prepositive filter is provided with a water supply port, a water using port and a sewage draining port; a ball valve is connected to the water using pipe; the first water outlet of the two-way four-way valve is connected with the water supply port, and the second water outlet of the two-way four-way valve is communicated with the water using pipe. Be used for solving among the prior art because leading filter sets up to the ball valve before for supply water singleness, leading filter blocks up easily and blocks up the inconvenient washing after and makes the filter core change frequent problem.

Description

Two-way four-way valve and pre-filter connecting structure thereof

Technical Field

The embodiment of the utility model provides a relate to control valve technical field, concretely relates to two-way cross valve and leading filter connection structure thereof.

Background

The control valve is a switching piece, is driven by a valve rod and rotates around the axis of the ball valve. The hard seal V-shaped ball valve can also be used for regulating and controlling fluid, wherein a V-shaped ball core in the hard seal V-shaped ball valve and a metal valve seat of the build-up welding hard alloy have strong shearing force, and the hard seal V-shaped ball valve is particularly suitable for media containing fibers, tiny solid particles and the like.

The pre-filter is the first coarse filter for the whole water, and can filter the large particles such as silt and rust in the tap water. The pre-filter is generally arranged at the front end of the pipeline, so the pre-filter is named by a front-in character; and "filtering" refers to the basic principle of such devices.

The prefilter is typically of a "T" type construction. The left end and the right end of the upper horizontal position are respectively provided with a water inlet and a water outlet. The lower vertical position is the machine body and the internal cylindrical filter screen, the lowest end is a sewage discharge outlet, and the opening and the closing are controlled by a valve.

In the real family, can be provided with the ball valve before leading filter to the convenience is washd, is changed leading filter. However, with this arrangement, when the front filter is used for a long time, the filter element is blocked, so that the water pressure is too low or no water is discharged, and the filter element is frequently replaced.

SUMMERY OF THE UTILITY MODEL

Therefore, the embodiment of the utility model provides a two-way cross valve and leading filter connection structure thereof to because the leading filter sets up to the ball valve before solving prior art, make water supply single, the leading filter blocks up easily and blocks up the inconvenient washing after and makes the filter core change frequent problem.

In order to achieve the above object, the embodiment of the present invention provides the following technical solutions:

according to a first aspect of the embodiments of the present invention, there is provided a two-way four-way valve, comprising a valve body, a valve core arranged on the valve body for controlling the passage or the circuit breaking; a control cavity is formed on the inner side of the valve body, a water inlet and a water outlet are formed in the valve body, and the water inlet and the water outlet are respectively communicated with the control cavity; the water outlet comprises a first water outlet and a second water outlet, one end of the valve core is positioned on the inner side of the control cavity, the other end of the valve core is positioned on the outer side of the valve body, and the valve core controls water flow to flow out from the first water outlet or the second water outlet or controls water flow to be closed.

Furthermore, two water inlets are arranged, and comprise a first water inlet and a second water inlet; the water inlet and the water outlet are respectively positioned at two sides of the valve body which are relatively far away; the connecting line of the first water inlet and the first water outlet is parallel to the connecting line of the second water inlet and the second water outlet; the valve core controls the first water outlet and/or the second water outlet to be disconnected.

Further, the valve body comprises a first valve cover and a second valve cover, the first valve cover and the second valve cover are fixed in a sealing mode, and a control cavity is formed by the first valve cover and the second valve cover in a surrounding mode; the first water inlet and the first water outlet are arranged on the first valve cover, and the second water inlet and the second water outlet are arranged on the second valve cover.

Further, the control cavity is spherical in shape; the valve core comprises a control body arranged in the control cavity, an operating handle arranged on the outer side of the valve body and a connecting rod which is hermetically connected to the valve body and is used for connecting the control body and the operating handle; the shape of the control body is hemispherical, and the hemispherical plane is parallel to the connecting rod; the control body is in sealing contact with the control cavity.

Furthermore, connecting pipes are respectively arranged on the valve body and positioned on the water inlet and the water outlet.

Further, the valve body is made of PPR materials.

Further, the operating handle is detachably connected with the connecting rod.

According to a second aspect of the embodiments of the present invention, there is provided a pre-filter connection structure, including a pre-filter and a two-way four-way valve; a water supply port and a water consumption port are horizontally arranged on the pre-filter, and a sewage discharge port is arranged at one end of the pre-filter, which is far away from the water supply port and the water consumption port; a water using pipe is connected to the water using port, and a ball valve is connected to the water using pipe; the first water outlet of the two-way four-way valve is communicated with the water supply port through a pipeline, the second water outlet of the two-way four-way valve is communicated with the water using pipe, and the connecting position of the second water outlet and the water using pipe is positioned on the pipe section between the ball valve and the water using port.

The embodiment of the utility model provides a have following advantage:

the embodiment of the utility model provides a through the two-way cross valve that sets up, can form two water routes, when using, can supply water to the built-in filter in a water route, another water route forms the water route against the current, thereby, can conveniently wash the built-in filter in the use, during the washing, can more thoroughly wash internal impurity through the water route against the current, thereby make the inside filter core of built-in filter under the prerequisite of guaranteeing rivers size stability, can use longer time, the life of built-in filter has been increased to a certain extent. Therefore, frequent replacement of the filter element is avoided, and the labor cost is saved to a certain extent.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.

Fig. 1 is a schematic view of an overall structure of a two-way four-way valve provided in embodiment 1 of the present invention;

fig. 2 is a schematic view of a valve core of a two-way four-way valve provided in embodiment 1 of the present invention;

fig. 3 is a cross-sectional view of a two-way four-way valve provided in embodiment 1 of the present invention;

fig. 4 is a schematic view of a position relationship between a protruding valve element and a control cavity in a two-way four-way valve provided in embodiment 1 of the present invention;

fig. 5 is a schematic overall structure diagram of a prefilter connection structure provided in embodiment 2 of the present invention.

In the figure: 1. a valve body; 11. a control cavity; 12. a water inlet; 121. a first water inlet; 122. a second water inlet; 13. a water outlet; 131. a first water outlet; 132. a second water outlet; 14. a first valve cover; 15. a second valve cover; 2. a valve core; 21. a control body; 22. an operating handle; 23. a connecting rod; 3. a connecting pipe; 4. a pre-filter; 41. a water supply port; 42. a water port is used; 43. a sewage draining outlet; 5. a water pipe is used; 51. a ball valve.

Detailed Description

The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The terms "upper", "lower", "left", "right", "middle", and the like are used for the sake of clarity only, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes.

Example one

A two-way four-way valve, as shown in fig. 1 to 4, comprises a valve body 1, a valve core 2 arranged on the valve body 1 for controlling the passage or the circuit breaking; a control cavity 11 is formed on the inner side of the valve body 1, a water inlet 12 and a water outlet 13 are formed on the valve body 1, and the water inlet 12 and the water outlet 13 are respectively communicated with the control cavity 11; the water outlet 13 comprises a first water outlet 131 and a second water outlet 132, one end of the valve core 2 is located inside the control cavity 11, the other end of the valve core is located outside the valve body 1, the valve core 2 controls water to flow out from the first water outlet 131 or the second water outlet 132, or the valve core 2 controls water to be closed.

The water inlets 12 are provided with two water inlets including a first water inlet 121 and a second water inlet 122; the water inlet 12 and the water outlet 13 are respectively positioned at two sides of the valve body 1 which are relatively far away; the line connecting the first water inlet 121 and the first water outlet 131 is parallel to the line connecting the second water inlet 122 and the second water outlet 132; the valve core 2 controls the first water outlet 131 and/or the second water outlet 132 to be disconnected.

The valve body 1 comprises a first valve cover 14 and a second valve cover 15, the first valve cover 14 and the second valve cover 15 are fixed in a sealing mode, the connection between the first valve cover 14 and the second valve cover 15 can be fixed through bolts or welding, and the connection is not limited here. The first valve cover 14 and the second valve cover 15 enclose to form a control cavity 11;

the first water inlet 121 and the first water outlet 131 are provided on the first valve housing 14, and the second water inlet 122 and the second water outlet 132 are provided on the second valve housing 15.

Wherein, the control cavity 11 is spherical; the valve core 2 comprises a control body 21 arranged in the control cavity 11, an operating handle 22 arranged outside the valve body 1, and a connecting rod 23 which is hermetically connected on the valve body 1 and is used for connecting the control body 21 and the operating handle 22. The operating handle 22 is detachably connected with the connecting rod 23. The connection mode can be plug connection or threaded connection.

The control body 21 is shaped like a hemisphere, the plane of the hemisphere is parallel to the connecting rod 23, and the control body 21 is in sealing contact with the control cavity 11. When the water-saving control device is used, the connecting rod 23 can be driven to rotate by the rotation of the operating handle 22, so that the control body 21 inside the control cavity 11 is driven to rotate, and the first water inlet 121 and the first water outlet 131, the second water inlet 122 and the second water outlet 132, the first water inlet 121 and the second water inlet 122, and the first water outlet 131 and the second water outlet 132 can be selectively closed when the control body 21 inside is hemispherical. Thereby realizing the control of the water outlet of the first water outlet 131 or the second water outlet 132, or the control of the open circuit of the first water outlet 131 and the second water outlet 132.

The valve body 1 is provided with a connecting pipe 3 on the water inlet 12 and the water outlet 13. The connection pipe 3 is used to connect the pipes 3.

The utility model discloses a valve body 1 adopts the PPR material to make.

Example two

A pre-filter connecting structure is shown in FIG. 5, and comprises a pre-filter 4, a two-way four-way valve described in the first embodiment; a water supply port 41 and a water using port 42 are horizontally arranged on the pre-filter 4, and a sewage draining outlet 43 is arranged at one end of the pre-filter far away from the water supply port 41 and the water using port 42; a water using pipe 5 is connected to the water using opening 42, and a ball valve 51 is connected to the water using pipe 5.

The first water outlet 131 of the two-way four-way valve is communicated with the water supply inlet 41 through a pipeline, the second water outlet 132 of the two-way four-way valve is communicated with the water using pipe 5, and the connecting position of the second water outlet 132 and the water using pipe 5 is positioned on the pipe section between the ball valve 51 and the water using inlet 42. In use, the flow direction of water in the pre-filter 4 is selected by controlling whether water is supplied to the first water outlet 131 and the second water outlet 132 of the two-way four-way valve.

When the pre-filter 4 normally works, the first water outlet 131 of the two-way four-way valve outputs water, so that water is supplied into the water supply port 41, and then the water flow is filtered by the pre-filter 4.

When the pre-filter 4 needs to be replaced, the first and

second water outlets

131 and 132 are closed.

When the interior of the pre-filter 4 needs to be cleaned, the second water outlet 132 is selected to discharge water, and the ball valve 51 is closed, so that the water flow in the interior of the pre-filter 4 forms a reverse flow, and the pre-filter 4 can be cleaned more thoroughly.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. The utility model provides a two-way cross valve which characterized in that: comprises a valve body (1) and a valve core (2) which is arranged on the valve body (1) and controls the passage or the circuit breaking;

a control cavity (11) is formed on the inner side of the valve body (1), a water inlet (12) and a water outlet (13) are formed in the valve body (1), and the water inlet (12) and the water outlet (13) are respectively communicated with the control cavity (11); the water outlet (13) comprises a first water outlet (131) and a second water outlet (132),

one end of the valve core (2) is positioned on the inner side of the control cavity (11), the other end of the valve core is positioned on the outer side of the valve body (1), the valve core (2) controls water flow to flow out from the first water outlet (131) or the second water outlet (132), or the valve core (2) controls water flow to be closed.

2. The two-way four-way valve according to claim 1, wherein: two water inlets (12) are arranged and comprise a first water inlet (121) and a second water inlet (122); the water inlet (12) and the water outlet (13) are respectively positioned at two sides of the valve body (1) which are relatively far away;

the connecting line of the first water inlet (121) and the first water outlet (131) is parallel to the connecting line of the second water inlet (122) and the second water outlet (132);

the valve core (2) controls the first water outlet (131) and/or the second water outlet (132) to be disconnected.

3. The two-way four-way valve of claim 2, wherein: the valve body (1) comprises a first valve cover (14) and a second valve cover (15), the first valve cover (14) and the second valve cover (15) are fixed in a sealing mode, and the first valve cover (14) and the second valve cover (15) enclose to form a control cavity (11);

the first water inlet (121) and the first water outlet (131) are arranged on the first valve cover (14), and the second water inlet (122) and the second water outlet (132) are arranged on the second valve cover (15).

4. The two-way four-way valve according to claim 1, wherein: the control cavity (11) is spherical in shape;

the valve core (2) comprises a control body (21) arranged in the control cavity (11), an operating handle (22) arranged on the outer side of the valve body (1), and a connecting rod (23) which is hermetically connected to the valve body (1) and is used for connecting the control body (21) and the operating handle (22);

the control body (21) is hemispherical, and the hemispherical plane is parallel to the connecting rod (23); the control body (21) is in sealing contact with the control cavity (11).

5. The two-way four-way valve according to claim 1, wherein: and the valve body (1) is provided with a connecting pipe (3) on the water inlet (12) and the water outlet (13) respectively.

6. The two-way four-way valve according to claim 1, wherein: the valve body (1) is made of PPR materials.

7. The two-way four-way valve according to claim 4, wherein: the operating handle (22) is detachably connected with the connecting rod (23).

8. A leading filter connection structure which characterized in that: comprising a pre-filter (4), the two-way four-way valve according to any of claims 1 to 6;

a water supply port (41) and a water consumption port (42) are horizontally arranged on the pre-filter (4), and a sewage discharge port (43) is arranged at one end of the pre-filter, which is far away from the water supply port (41) and the water consumption port (42);

a water using pipe (5) is connected to the water using opening (42), and a ball valve (51) is connected to the water using pipe (5);

the first water outlet (131) of the two-way four-way valve is communicated with the water supply port (41) through a pipeline, the second water outlet (132) of the two-way four-way valve is communicated with the water using pipe (5), and the connecting position of the second water outlet (132) and the water using pipe (5) is positioned on a pipe section between the ball valve (51) and the water using port (42).