Pressing type valve structure, valve element assembly, pressing type multi-way valve and pipeline system

Abstract

The utility model relates to a pressing type valve structure, a valve element assembly, a pressing type multi-way valve and a pipeline system. The valve structure comprises a switch unit, a guide rail unit, a movable unit, a control unit and an elastic unit. The switch unit can rotate back and forth along the horizontal direction; the guide rail unit is arranged at the top of the switch unit; the movable unit sleeves the top of the switch unit, is located in the guide rail unit and is movably connected with the guide rail unit; the control unit is arranged at the top of the movable unit; the elastic unit is arranged between the switch unit and the movable unit. The three-way valve has the advantages that the movable unit capable of sliding up and down and rotating is arranged in the guide rail unit to drive the switch unit to rotate, and the problems that errors exist in manual rotation of the valve body of the three-way valve, and the sealing performance is poor easily are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of three-way valves, and in particular to a push-type valve structure, a valve core component, a push-type multi-way valve and a pipeline system. Background Art

[0002] The three-way ball valve is a ball valve with three flow channels, which can realize the flow direction control of three fluids. It has the characteristics of simple structure, convenient operation, good sealing, etc. As an important device for controlling the flow direction of the medium, the three-way ball valve can realize the functions of diversion, confluence, regulation, etc. at the intersection of pipelines.

[0003] Chinese invention CN111550579A discloses a three-way ball valve, which realizes the diversion and merging of pipelines by pressing the valve stem and rotating the valve body. However, there is a certain error in adjusting the valve body by manually rotating the valve stem, which easily leads to incomplete sealing between the valve body and the pipeline, affecting the diversion and merging effect.

[0004] Currently, no effective solution has been proposed for the problems of errors in the manual rotation of the three-way valve body and poor sealing in the related technology. Utility Model Content

[0005] The purpose of the utility model is to address the deficiencies in the prior art and to provide a push-type valve structure, a valve core assembly, a push-type multi-way valve and a pipeline system to solve the problems existing in the related art of errors in the manual rotation of the three-way valve body, which easily leads to poor sealing.

[0006] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0007] In a first aspect, a push-type valve structure is provided, comprising:

[0008] A switch unit, wherein the switch unit can reciprocate in a horizontal direction;

[0009] A guide rail unit, wherein the guide rail unit is arranged on the top of the switch unit;

[0010] A movable unit, which is sleeved on the top of the switch unit, is located inside the guide rail unit, and is movably connected to the guide rail unit, and is used to cooperate with the guide rail unit to drive the switch unit to reciprocate in the horizontal direction;

[0011] A control unit, which is disposed on the top of the movable unit and is used to control the movable unit to reciprocate in a vertical direction;

[0012] An elastic unit is disposed between the switch unit and the movable unit and is connected to the switch unit and the movable unit respectively, and is used for resetting the movable unit.

[0013] In some embodiments, the switch unit includes:

[0014] A switch element, wherein the switch element can reciprocate in a horizontal direction;

[0015] A base element, the base element is arranged on the top of the switch element and connected to the bottom end of the elastic unit;

[0016] A supporting element, the supporting element is arranged on the top of the base element, the elastic unit is arranged on the outside of the supporting element, the top of the supporting element is connected to the movable unit, and is used to drive the switch element to reciprocate in the horizontal direction under the action of the movable unit;

[0017] A first limiting element is arranged at the top end of the supporting element and is connected to the movable unit in a limiting manner.

[0018] In some of the embodiments, the guide rail unit comprises:

[0019] A guide rail element, the guide rail element is arranged on the top of the switch unit, and the movable unit is movably arranged inside the guide rail element;

[0020] A through element, wherein the through element is disposed through the guide rail element;

[0021] A plurality of first sliding elements, which are disposed around the interior of the guide rail element and are slidably connected to the movable units respectively;

[0022] A plurality of second sliding elements are disposed around the interior of the guide rail element and are located below the plurality of first sliding elements. The plurality of second sliding elements are disposed alternately with the plurality of first sliding elements and are slidably connected with the movable units respectively.

[0023] In some embodiments, the activity unit includes:

[0024] A movable element, which is movably disposed inside the guide rail unit and is respectively connected to the control unit and the elastic unit, and is used to drive the switch unit to reciprocate in a horizontal direction under the action of the control unit;

[0025] A plurality of third sliding elements, which are disposed around the outside of the movable element and are respectively slidably connected to the guide rail units;

[0026] A cavity element, the cavity element is arranged at the bottom of the movable element and is used to accommodate the top of the switch unit and the elastic unit;

[0027] A second limiting element, wherein the second limiting element is disposed on the top of the cavity element and is connected to the switch unit in a limiting manner.

[0028] Furthermore, in some embodiments, the activity unit further comprises:

[0029] A first connecting element is disposed on the top of the movable element and is position-limitedly connected to the control unit.

[0030] In some of the embodiments, the control unit includes:

[0031] A control element is arranged on the top of the movable unit and is used to control the movable unit to reciprocate in a vertical direction.

[0032] Furthermore, in some embodiments, the control unit further includes:

[0033] A second connecting element is disposed at the bottom of the operating element and is position-limitingly connected to the movable unit.

[0034] In some of the embodiments, it also includes:

[0035] A cover unit is arranged on the top of the control unit.

[0036] In some of the embodiments, the cover unit comprises:

[0037] A cover element, the cover element being arranged on the top of the control unit;

[0038] A third limiting element is disposed on the top of the cover element and is removably abutted against the top end of the guide rail unit to prevent the cover element from being located inside the guide rail unit.

[0039] In a second aspect, a push-type valve core assembly is provided, comprising:

[0040] A valve core structure, the valve core structure comprising at least three through-hole units, and a plurality of the through-hole units are arranged around the valve core structure;

[0041] As described in the first aspect, the switch unit of the valve structure is rotatably arranged inside the valve core structure, and the guide rail unit of the valve structure is connected to the valve core structure for reciprocatingly rotating in a horizontal direction to close a through hole unit of the valve core structure.

[0042] In some of the embodiments, the valve core structure includes:

[0043] A valve core unit, wherein the switch unit is movably arranged inside the valve core unit;

[0044] A through unit, the through unit is arranged through the top end of the valve core unit and is communicated with the guide rail unit;

[0045] A plurality of through hole units are arranged around the valve core unit.

[0046] In a third aspect, a push-type multi-way valve is provided, comprising:

[0047] The push-type valve core assembly as described in the second aspect;

[0048] A valve seat assembly, wherein the valve core structure of the push-type multi-way valve core assembly is arranged inside the valve seat assembly.

[0049] In some of the embodiments, the valve seat assembly includes:

[0050] A valve seat structure, wherein the push-type valve core assembly is disposed inside the valve seat structure, and the top of the valve seat structure is connected to the guide rail unit;

[0051] A plurality of pipeline structures, which are arranged around the valve seat structure and respectively correspond to the plurality of through-hole units of the push-type valve core assembly;

[0052] A plurality of interface structures are arranged at the ends of the corresponding pipeline structures and connected to the pipeline structures.

[0053] In a fourth aspect, a pipeline system is provided, comprising:

[0054] The push-type valve structure as described in the first aspect;

[0055] At least three pipeline components, some of which are respectively connected to the corresponding through-hole units of the valve core structure of the push-type valve structure.

[0056] In a fifth aspect, a pipeline system is provided, comprising:

[0057] The push-type multi-way valve as described in the third aspect;

[0058] At least three pipeline assemblies, several of which are detachably connected to the valve seat assembly.

[0059] The utility model adopts the above technical solution, and compared with the prior art, has the following technical effects:

[0060] The utility model discloses a push-type valve structure, a valve core assembly, a push-type multi-way valve and a pipeline system, wherein an active unit which can slide up and down and rotate is arranged inside the guide rail unit to drive the switch unit to rotate. Each adjustment can make the switch unit and the valve core structure completely closed, thus solving the problem that the manual rotation of the valve body of the three-way valve has an error and easily leads to poor sealing. At the same time, by utilizing the cooperation of the active unit and the elastic unit, the switch unit can be rotated without setting up an additional auxiliary structure, thus the system can be applied to pipelines with narrow spaces, thus solving the problem that the existing three-way valve operating structure occupies a large space. BRIEF DESCRIPTION OF THE DRAWINGS

[0061] Figure 1 1 is a schematic diagram of a valve structure according to an embodiment of the utility model;

[0062] Figure 2 is a schematic diagram of a switch unit according to an embodiment of the utility model;

[0063] Figure 3 is a schematic diagram of a guide rail unit according to an embodiment of the utility model;

[0064] Figure 4 is a schematic diagram of an active unit according to an embodiment of the utility model;

[0065] Figure 5 is a schematic diagram of a control unit according to an embodiment of the utility model;

[0066] Figure 6 is a schematic diagram of a valve structure according to an embodiment of the utility model (II);

[0067] Figure 7 is a schematic diagram of a cover unit according to an embodiment of the utility model;

[0068] Figure 8 is a schematic diagram of a push-type valve core assembly according to an embodiment of the utility model;

[0069] Fig. 9 is a schematic diagram of a valve core structure according to an embodiment of the utility model;

[0070] Fig.10 is a schematic diagram of a push-type multi-way valve according to an embodiment of the utility model;

[0071] Fig.11 is a schematic diagram of a valve seat assembly according to an embodiment of the utility model;

[0072] Fig.12 is a schematic diagram of a pipeline system according to an embodiment of the utility model (I);

[0073] Fig.132 is a schematic diagram of a pipeline system according to an embodiment of the utility model.

[0074] The reference numerals are: 100, valve core structure; 110, valve core unit; 120, through unit; 130, through hole unit;

[0075] 200, valve structure;

[0076] 210, switch unit; 211, switch element; 212, base element; 213, support element; 214, first limit element;

[0077] 220, guide rail unit; 221, guide rail element; 222, through element; 223, first sliding element; 224, second sliding element;

[0078] 230, movable unit; 231, movable element; 232, third sliding element; 233, cavity element; 234, second limiting element; 235, first connecting element;

[0079] 240, control unit; 241, control element; 242, second connecting element;

[0080] 250, elastic unit;

[0081] 260, cover unit; 261, cover element; 262, third limiting element;

[0082] 300. Sealing structure;

[0083] 400. Valve seat structure;

[0084] 500. Pipeline structure;

[0085] 600, interface structure;

[0086] A. Push-type valve core assembly; B. Valve seat assembly; C. Pipeline assembly. DETAILED DESCRIPTION

[0087] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0088] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features in the embodiments can be combined with each other.

[0089] The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments, but they are not intended to limit the present invention.

[0090] Example 1

[0091] This embodiment relates to the valve structure of the utility model.

[0092] An illustrative embodiment of the present utility model is as follows: Figure 1 As shown, a push-type valve structure 200 includes a switch unit 210, a guide rail unit 220, a movable unit 230, a control unit 240 and an elastic unit 250. The switch unit 210 can reciprocate in the horizontal direction; the guide rail unit 220 is arranged at the top of the switch unit 210; the movable unit 230 is sleeved on the top of the switch unit 210, and is located inside the guide rail unit 220, and is movably connected with the guide rail unit 220, and is used to cooperate with the guide rail unit 220 to drive the switch unit 210 to reciprocate in the horizontal direction; the control unit 240 is arranged at the top of the movable unit 230, and is used to control the movable unit 230 to reciprocate in the vertical direction; the elastic unit 250 is arranged between the switch unit 210 and the movable unit 230, and is respectively connected to the switch unit 210 and the movable unit 230, and is used to reset the movable unit 230.

[0093] In the present invention, the elastic unit 250 includes but is not limited to a spring, such as a return spring.

[0094] like Figure 2 As shown, the switch unit 210 includes a switch element 211, a base element 212, a support element 213 and a first limit element 214. The switch element 211 can reciprocate in the horizontal direction; the base element 212 is arranged at the top of the switch element 211 and connected to the bottom end of the elastic unit 250; the support element 213 is arranged at the top of the base element 212, and the elastic unit 250 is arranged outside the support element 213. The top of the support element 213 is connected to the movable unit 230, which is used to drive the switch element 211 to reciprocate in the horizontal direction under the action of the movable unit 230; the first limit element 214 is arranged at the top of the support element 213, and is connected to the movable unit 230.

[0095] In some of the embodiments, the switch element 211 is in the form of a housing.

[0096] In some embodiments, the switch element 211 is in a 1 / n spherical shape, wherein n≥3. Preferably, n is 4.

[0097] In some of the embodiments, the switch element 211 is a ball valve switch.

[0098] In some of the embodiments, the base element 212 and the switch element 211 are integrally formed.

[0099] The base element 212 is coaxially disposed with the valve core element.

[0100] In some of the embodiments, the connection method between the base element 212 and the elastic unit 250 includes but is not limited to welding and bonding.

[0101] The size of the base element 212 matches the size of the switch element 211. Generally, the radial size of the base element 212 is smaller than the radial size of the switch element 211.

[0102] In some of the embodiments, the base member 212 has a circular cross-section.

[0103] In some of these embodiments, the base element 212 is a connection standoff.

[0104] In some of the embodiments, the support element 213 and the base element 212 are integrally formed.

[0105] The support element 213 is disposed coaxially with the base element 212 .

[0106] The size of the support element 213 matches the size of the base element 212. Generally, the radial size of the support element 213 is smaller than the radial size of the base element 212, and the axial size of the support element 213 is larger than the axial size of the base element 212.

[0107] In some of the embodiments, the support element 213 includes but is not limited to a support rod.

[0108] In some embodiments, the first limiting element 214 and the supporting element 213 are integrally formed.

[0109] The center of the first limiting element 214 is arranged to coincide with the center of the supporting element 213 .

[0110] In some of the embodiments, the cross section of the first limiting element 214 is cross-shaped.

[0111] In some of the embodiments, the first limiting element 214 is a limiting protrusion buckle.

[0112] like Figure 3As shown, the guide rail unit 220 includes a guide rail element 221, a through element 222, a plurality of first sliding elements 223 and a plurality of second sliding elements 224. The guide rail element 221 is disposed at the top of the switch unit 210, and a movable unit 230 is movably disposed inside the guide rail element 221; the through element 222 is disposed through the guide rail element 221; a plurality of first sliding elements 223 are disposed around the inside of the guide rail element 221, and are respectively slidably connected to the movable unit 230; a plurality of second sliding elements 224 are disposed around the inside of the guide rail element 221, and are located at the lower part of the plurality of first sliding elements 223, and are staggered with the plurality of first sliding elements 223, and are respectively slidably connected to the movable unit 230.

[0113] Specifically, the guide rail element 221 is disposed on the top of the switch element 211 .

[0114] In some of the embodiments, the guide rail element 221 is a column.

[0115] In some of the embodiments, the cross-section of the guide rail element 221 is circular.

[0116] The size of the guide rail element 221 matches the size of the base element 212. Generally, the radial dimension of the guide rail element 221 is greater than the radial dimension of the base element 212.

[0117] The size of the guide rail element 221 matches the size of the support element 213. Generally, the axial size of the guide rail element 221 is greater than the sum of the axial size of the support element 213 and the height of the first limiting element 214.

[0118] In some of the embodiments, the guide rail element 221 is a cylindrical guide rail.

[0119] The through element 222 is disposed through the top end and the bottom end of the guide rail element 221 .

[0120] The through element 222 is coaxially arranged with the guide rail element 221 .

[0121] The size of the through element 222 matches the size of the base element 212 . Generally, the radial size of the through element 222 is not less than the radial size of the base element 212 .

[0122] In some of the embodiments, the cross-section of the through element 222 is circular.

[0123] In some of the embodiments, the through element 222 is a through cavity.

[0124] In some of the embodiments, the first sliding element 223 and the guide rail element 221 are integrally formed.

[0125] Generally, the number of the first sliding elements 223 is not less than three.

[0126] In some embodiments, the number of the first sliding elements 223 is 4. The four first sliding elements 223 are evenly disposed around the guide rail element 221 .

[0127] The size of the first sliding element 223 matches the size of the guide rail element 221. Generally, the height of the first sliding element 223 is smaller than the axial dimension of the guide rail element 221.

[0128] The size of the first sliding element 223 matches the size of the through element 222 . Generally, the arc length of the first sliding element 223 is equal to 1 / n of the circumference of the through element 222 , where n is the number of the first sliding elements 223 .

[0129] In some embodiments, the lateral development surface of the first sliding element 223 is a right triangle. Specifically, the right angle sides of the first sliding element 223 are parallel to the top side and the axial direction of the guide rail element 221, and the hypotenuse of the first sliding element 223 is slidably connected to the movable unit 230.

[0130] In some embodiments, the first sliding element 223 is a first toothed sliding rail.

[0131] In some of the embodiments, the second sliding element 224 and the guide rail element 221 are formed in one piece.

[0132] The number of the second sliding elements 224 matches the number of the first sliding elements 223. Generally, the number of the second sliding elements 224 is equal to the number of the first sliding elements 223.

[0133] In some embodiments, the number of the second sliding elements 224 is 4. The 4 second sliding elements 224 are evenly disposed around the guide rail element 221 .

[0134] The size of the second sliding element 224 matches the size of the first sliding element 223. Generally, the thickness of the second sliding element 224 is equal to the thickness of the first sliding element 223, and the arc length of the second sliding element 224 is 1 / 2 of the arc length of the first sliding element 223.

[0135] In some embodiments, the lateral development surface of the second sliding element 224 is a right triangle. Specifically, the right-angled sides of the second sliding element 224 are parallel to the bottom side and the axial direction of the outer track element, the vertical right-angled side of the second sliding element 224 and the vertical right-angled side of the first sliding element 223 are in the same vertical plane, the hypotenuse of the second sliding element 224 is parallel to the hypotenuse of the first sliding element 223, and is slidably connected to the movable unit 230.

[0136] The acute angle of the second sliding element 224 is equal to the acute angle of the first sliding element 223 .

[0137] In some embodiments, the second sliding element 224 is a second toothed slide rail.

[0138] like Figure 4 As shown, the movable unit 230 includes a movable element 231, a plurality of third sliding elements 232, a cavity element 233 and a second limiting element 234. The movable element 231 is movably arranged inside the guide rail unit 220, and is respectively connected to the control unit 240 and the elastic unit 250, and is used to drive the switch unit 210 to reciprocate in the horizontal direction under the action of the control unit 240; the plurality of third sliding elements 232 are arranged around the outside of the movable element 231, and are respectively slidably connected to the guide rail unit 220; the cavity element 233 is arranged at the bottom of the movable element 231, and is used to accommodate the top of the switch unit 210 and the elastic unit 250; the second limiting element 234 is arranged at the top of the cavity element 233, and is limitedly connected to the switch unit 210.

[0139] Specifically, the movable element 231 is movably arranged inside the through element 222; a plurality of third sliding elements 232 are slidingly connected to the first sliding element 223 and the second sliding element 224 respectively; a base element 212 and a supporting element 213 are arranged inside the cavity element 233; and the second limiting element 234 is limitingly connected to the first limiting element 214.

[0140] In some of the embodiments, the movable element 231 is a column.

[0141] In some of the embodiments, the cross-section of the movable element 231 is circular.

[0142] The size of the movable element 231 matches the size of the through element 222. Generally, the radial size of the movable element 231 is not greater than the difference between the radial size of the through element 222 and the thickness of the first sliding element 223.

[0143] The size of the movable element 231 matches the size of the guide rail element 221. Generally, the axial dimension of the movable element 231 is greater than the axial dimension of the guide rail element 221.

[0144] In some of the embodiments, the cross-section of the movable element 231 is circular.

[0145] In some of the embodiments, the movable element 231 is a movable column.

[0146] In some embodiments, the third sliding element 232 and the movable element 231 are integrally formed.

[0147] The number of the third sliding elements 232 matches the number of the first sliding elements 223 (the second sliding elements 224). Generally, the number of the third sliding elements 232 is equal to the number of the first sliding elements 223 (the second sliding elements 224).

[0148] In some embodiments, the number of the third sliding elements 232 is 4. The four third sliding elements 232 are evenly disposed around the movable element 231 .

[0149] The size of the third sliding element 232 matches the size of the movable element 231. Generally, the height of the third sliding element 232 is smaller than the axial dimension of the movable element 231.

[0150] The size of the third sliding element 232 matches the size of the first sliding element 223. Generally, the thickness of the third sliding element 232 is not greater than the thickness of the first sliding element 223, and the arc length of the third sliding element 232 is not greater than the arc length of the first sliding element 223.

[0151] In some embodiments, the arc length of the third sliding element 232 is equal to 1 / 2 of the arc length of the first sliding element 223 .

[0152] In some embodiments, the lateral development surface of the third sliding element 232 is an isosceles trapezoid. Specifically, the bottom edge of the third sliding element 232 is parallel to the axial direction of the movable element 231, and the two sides of the third sliding element 232 are respectively arranged parallel to the first sliding element 223 and the second sliding element 224.

[0153] The bottom angle of the third sliding element 232 is equal to the acute angle of the first sliding element 223 / the second sliding element 224 .

[0154] The length of the bottom side of the third sliding element 232 is not greater than the distance between the lowest point of the first sliding element 223 and the lowest point of the second sliding element 224 .

[0155] In some embodiments, the third sliding element 232 is a sliding block.

[0156] The cavity element 233 is disposed through the bottom end of the movable element 231 .

[0157] The cavity element 233 is coaxially arranged with the movable element 231 .

[0158] In some of the embodiments, the cavity element 233 is cylindrical.

[0159] In some of the embodiments, the cross-section of the cavity element 233 is circular.

[0160] The size of the cavity element 233 matches the size of the elastic unit 250. Generally, the radial size of the cavity element 233 is larger than the radial size of the elastic unit 250, and the axial size of the cavity element 233 is smaller than the axial size of the elastic unit 250 in the initial state (i.e., the state of no stretching and no compression).

[0161] The size of the cavity element 233 matches the size of the support element 213. Generally, the axial size of the cavity element 233 is not greater than the axial size of the support element 213.

[0162] In some of the embodiments, the cavity element 233 is a receiving cavity.

[0163] The bottom surface of the second limiting element 234 is arranged to overlap with the bottom surface of the cavity element 233 .

[0164] The center of the second limiting element 234 coincides with the center of the first limiting element 214 .

[0165] The size of the second limiting element 234 matches the size of the first limiting element 214. Generally, the height of the second limiting element 234 is greater than the height of the first limiting element 214, the radial dimension of the second limiting element 234 is not less than the radial dimension of the first limiting element 214, and the cross-sectional width of the second limiting element 234 is not less than the cross-sectional width of the first limiting element 214.

[0166] In some of the embodiments, when viewed from a top view, the second limiting element 234 is arranged to overlap with an edge of the first limiting element 214 .

[0167] The size of the second limiting element 234 matches the size of the cavity element 233. Generally, the height of the second limiting element 234 is smaller than the difference between the axial size of the movable element 231 and the axial size of the cavity element 233.

[0168] In some of the embodiments, the cross section of the second limiting element 234 is cross-shaped.

[0169] In some of the embodiments, the second limiting element 234 is a limiting groove.

[0170] Furthermore, the movable unit 230 further includes a first connecting element 235 , wherein the first connecting element 235 is disposed on the top of the movable element 231 and is position-limitedly connected to the control unit 240 .

[0171] In some of the embodiments, the first connecting element 235 is disposed through the top of the movable element 231 .

[0172] In some embodiments, the cross section of the first connecting element 235 is circular.

[0173] In some embodiments, the first connecting element 235 is a connecting groove.

[0174] like Figure 5 As shown, the control unit 240 includes a control element 241. The control element 241 is disposed on the top of the movable unit 230 and is used to control the movable unit 230 to reciprocate in the vertical direction.

[0175] Specifically, the manipulation element 241 is disposed on the top of the movable element 231 .

[0176] In some of the embodiments, the control element 241 and the movable element 231 are coaxially arranged.

[0177] In some of the embodiments, the connection method between the control element 241 and the movable element 231 includes but is not limited to bonding, welding, etc.

[0178] The size of the manipulation element 241 matches the size of the through element 222. Generally, the radial size of the manipulation element 241 is smaller than the radial size of the through element 222.

[0179] In some of the embodiments, the control element 241 includes but is not limited to a control button.

[0180] Furthermore, the control unit 240 further includes a second connection element 242 . The second connection element 242 is disposed at the bottom of the control element 241 and is position-limitedly connected to the movable unit 230 .

[0181] Specifically, the second connecting element 242 is connected to the first connecting element 235 in a limiting manner.

[0182] In some embodiments, the second connecting element 242 and the operating element 241 are integrally formed.

[0183] The second connecting element 242 is coaxially arranged with the operating element 241 .

[0184] The size of the second connection element 242 matches the size of the first connection element 235. Generally, the height of the second connection element 242 is equal to the height of the first connection element 235, and the radial size of the second connection element 242 is equal to the radial size of the first connection element 235.

[0185] In some embodiments, the cross-section of the second connecting element 242 is annular.

[0186] In some of the embodiments, the second connecting element 242 is a connecting ring.

[0187] The advantage of the utility model lies in that a movable unit that can slide up and down and rotate is arranged inside the guide unit to drive the switch unit to rotate. Each adjustment can make the switch unit and the valve core structure completely closed, which solves the problem that manual rotation of the valve body of the three-way valve has errors and easily leads to poor sealing. At the same time, by utilizing the cooperation of the movable unit and the elastic unit, the switch unit can be rotated without setting up an additional auxiliary structure, and can be applied to pipelines with narrow space, which solves the problem that the existing three-way valve operating structure occupies a large space.

[0188] Example 2

[0189] This embodiment is a supplementary embodiment of Embodiment 1.

[0190] like Figure 6 As shown, the valve structure 200 further includes a cover unit 260 , wherein the cover unit 260 is disposed on the top of the control unit 240 .

[0191] like Figure 7 As shown, the cover unit 260 includes a cover element 261 and a third limiting element 262. The cover element 261 is disposed on the top of the control unit 240; the third limiting element 262 is disposed on the top of the cover element 261 and removably abuts against the top of the guide rail unit 220 to prevent the cover element 261 from being located inside the guide rail unit 220.

[0192] Specifically, the cover element 261 is disposed on the top of the operating element 241 ; the third limiting element 262 is removably abutted against the top of the guide rail element 221 .

[0193] In some of the embodiments, the cover element 261 is snap-fitted to the operating element 241 .

[0194] The size of the cover element 261 matches the size of the operating element 241. Generally, the radial size of the inner contour of the cover element 261 is equal to the radial size of the operating element 241.

[0195] In some of the embodiments, the longitudinal cross-section of the cover element 261 is concave.

[0196] In some of the embodiments, the cover element 261 is a button cover.

[0197] In some of the embodiments, the third limiting element 262 and the cover element 261 are integrally formed.

[0198] In some of the embodiments, the third limiting element 262 is a limiting buckle.

[0199] The advantage of this embodiment is that, by providing the cover unit, the movable unit is protected, thereby extending the service life of the movable unit.

[0200] Example 3

[0201] This embodiment relates to the push-type valve core assembly of the utility model.

[0202] like Figure 8 As shown, a push-type valve core assembly includes a valve core structure 100 and a valve structure 200 as described in any one of Embodiments 1 to 2. The valve core structure 100 includes at least three through-hole units 130, and a plurality of through-hole units 130 are arranged around the valve core structure 100; the switch unit 210 of the valve structure 200 is rotatably arranged inside the valve core structure 100, and the guide rail unit 220 of the valve structure 200 is connected to the valve core structure 100, and is used to reciprocate in the horizontal direction to close a through-hole unit 130 of the valve core structure 100.

[0203] like Fig. 9 As shown, the valve core structure 100 includes a valve core unit 110, a through unit 120 and a plurality of through hole units 130. The valve core unit 110 is provided with a switch unit 210 movably disposed inside; the through unit 120 is disposed through the top end of the valve core unit 110 and is connected to the guide rail unit 220; and the plurality of through hole units 130 are disposed around the valve core unit 110.

[0204] Specifically, a switch element 211 is movably disposed inside the valve core unit 110 ; and the through unit 120 is in communication with the through element 222 .

[0205] In some of the embodiments, the valve core unit 110 is a spherical shell.

[0206] In some embodiments, the valve core unit 110 is a spherical valve core.

[0207] The size of the valve core unit 110 matches the size of the switch element 211. Generally, the radial size of the valve core unit 110 is equal to the radial size of the switch element 211.

[0208] The axis of the through unit 120 is arranged to coincide with the center of the valve core unit 110 .

[0209] The size of the through-unit 120 matches the size of the valve core unit 110. Generally, the radial size of the through-unit 120 is smaller than the radial size of the valve core unit 110.

[0210] The size of the through unit 120 matches the size of the through element 222. Generally, the radial size of the through unit 120 is equal to the radial size of the through element 222.

[0211] In some embodiments, the cross-section of the through unit 120 is circular.

[0212] In some embodiments, the through unit 120 is a through hole.

[0213] The through hole unit 130 is provided through the side of the valve core unit 110 .

[0214] The center of the through hole unit 130 and the center of the valve core unit 110 are located on the same horizontal plane.

[0215] The size of the through hole unit 130 matches the size of the valve core unit 110. Generally, the radial size of the through hole unit 130 is smaller than the radial size of the valve core unit 110.

[0216] The number of the through-hole units 130 matches the number of the first sliding elements 223. Generally, the number of the through-hole units 130 is equal to the number of the first sliding elements 223.

[0217] In some embodiments, there are four through-hole units 130, wherein one through-hole unit 130 is located at the 0° position of the valve core unit 110, one through-hole unit 130 is located at the 90° position of the valve core unit 110, one through-hole unit 130 is located at the 180° position of the valve core unit 110, and one through-hole unit 130 is located at the 270° position of the valve core unit 110.

[0218] In some embodiments, the cross section of the through-hole unit 130 is circular.

[0219] In some of the embodiments, the through-hole unit 130 is a through-hole.

[0220] Furthermore, the push-type valve core assembly further includes a sealing structure 300 , wherein the sealing structure 300 is disposed between the valve core structure 100 and the guide rail unit 220 .

[0221] Specifically, the sealing structure 300 is disposed between the valve core unit 110 and the guide rail element 221 .

[0222] The size of the sealing structure 300 matches the size of the guide rail element 221. Generally, the outer radial dimension of the sealing structure 300 is equal to the outer radial dimension of the guide rail element 221, and the inner radial dimension of the sealing structure 300 is greater than the inner radial dimension of the guide rail element 221.

[0223] In some embodiments, the cross section of the sealing structure 300 is annular.

[0224] In some embodiments, the sealing structure 300 is a sealing ring.

[0225] The method of using the utility model is as follows:

[0226] 1. Static state

[0227] When the elastic unit 250 is in the original state, the first limiting element 214 is located at the bottom of the second limiting element 234 , and the switch element 211 and a through hole unit 130 are interlocked with each other.

[0228] (ii) Control pipeline flow direction

[0229] Apply downward pressure to the control element 241, the elastic unit 250 contracts, the third sliding element 232 moves downward along the second sliding element 224 and rotates, and at the same time, the movable element 231 and the second limiting element 234 rotate together, and the second limiting element 234 drives the first limiting element 214 to rotate, and at this time, the switch element 211 rotates 45°;

[0230] When the third sliding element 232 is separated from the second sliding element 224, the control element 241 is released, and under the action of the rebound force of the elastic unit 250, the third sliding element 232 slides upward along the hypotenuse of the first sliding element 223 and rotates, and the switch element 211 rotates 45° at this time;

[0231] When the elastic unit 250 returns to the original state, the switch element 211 rotates a total of 90°.

[0232] The technical effects of the present invention are substantially the same as those of Embodiment 1 and will not be described in detail herein.

[0233] Example 4

[0234] This embodiment relates to the push-type multi-way valve of the utility model.

[0235] like Fig.10 As shown, a push-type multi-way valve comprises a push-type valve core assembly and a valve seat assembly as described in Example 3. The valve core structure 100 of the push-type multi-way valve core assembly is arranged inside the valve seat assembly.

[0236] like Fig.11 As shown, the valve seat assembly includes a valve seat structure 400, at least three pipeline structures 500 and three interface structures 600. Among them, a push-type valve core assembly is arranged inside the valve seat structure 400, and the top of the valve seat structure 400 is connected to the guide rail unit 220; a plurality of pipeline structures 500 are arranged around the valve seat structure 400, and respectively correspond to a plurality of through hole units 130 of the push-type valve core assembly; a plurality of interface structures 600 are arranged at the ends of the corresponding pipeline structures 500, and are connected to the pipeline structures 500.

[0237] Specifically, a valve core unit 110 is disposed inside the valve seat structure 400 , and the top of the valve seat structure 400 is connected to the guide rail element 221 ; and a plurality of pipeline structures 500 correspond to a plurality of through hole units 130 , respectively.

[0238] In some of the embodiments, the top of the valve seat structure 400 is connected to the guide rail element 221 via threads.

[0239] The size of the valve seat structure 400 matches the size of the valve core unit 110. Generally, the radial size of the inner contour of the valve seat structure 400 is equal to the radial size of the outer contour of the valve core unit 110.

[0240] In some of the embodiments, the valve seat structure 400 is a pipe joint.

[0241] In some of the embodiments, the connection method between the pipeline structure 500 and the valve seat structure 400 includes but is not limited to threaded connection and welding.

[0242] In some of the embodiments, the number of the pipeline structures 500 matches the number of the through-hole units 130. Generally, the number of the pipeline structures 500 is not greater than the number of the through-hole units 130.

[0243] In some embodiments, the difference between the number of the pipeline structures 500 and the number of the through-hole units 130 is 1. In this case, the number of the through-hole units 130 is greater than three.

[0244] In some of the embodiments, there are three pipeline structures 500 , and the three pipeline structures 500 are arranged in a T-shape.

[0245] The pipeline structure 500 is disposed through the valve seat structure 400 .

[0246] The center of the pipeline structure 500 is coaxially arranged with the center of the valve seat structure 400 .

[0247] In some of the embodiments, the pipeline structure 500 is a pipe.

[0248] The number of the interface structures 600 matches the number of the pipeline structures 500. Generally, the number of the interface structures 600 is equal to the number of the pipeline structures 500.

[0249] In some of the embodiments, the interface structure 600 includes but is not limited to a threaded interface.

[0250] Taking three pipe structures 500 as an example, the method of using the present utility model is as follows:

[0251] The operating element 241 is pressed multiple times to rotate the switch element 211 so as to engage with the through-hole units 130 in different directions, so that the three-pipeline structure 500 is in different connection states:

[0252] 1) The first pipeline structure 500 is connected to the second pipeline structure 500, i.e., it is in a right angle shape;

[0253] 2) The second pipeline structure 500 is connected to the third pipeline structure 500, i.e., it is in a right angle shape;

[0254] 3) The third pipeline structure 500 is connected to the first pipeline structure 500, i.e., in a straight line;

[0255] 4) The first pipeline structure 500, the second pipeline structure 500, and the third pipeline structure 500 are all connected, that is, in a T shape.

[0256] Example 5

[0257] This embodiment relates to a pipeline system of the utility model.

[0258] like Fig.12 As shown, a pipeline system includes the push-type valve structure as described in Example 3 and at least three pipeline components.

[0259] Example 6

[0260] This embodiment relates to a pipeline system of the utility model.

[0261] like Fig.13 As shown, a pipeline system includes a push-type multi-way valve as described in Example 4 and at least three pipeline components.

[0262] The above description is only a preferred embodiment of the present invention, and does not limit the implementation mode and protection scope of the present invention. For those skilled in the art, it should be aware that all solutions obtained by equivalent substitutions and obvious changes made using the description and illustrations of the present invention should be included in the protection scope of the present invention.

Claims

1. A push-type valve structure, used for a multi-way valve, characterized in that: include: A switch unit, wherein the switch unit can reciprocate in a horizontal direction; A guide rail unit, wherein the guide rail unit is arranged on the top of the switch unit; A movable unit, which is sleeved on the top of the switch unit, is located inside the guide rail unit, and is movably connected to the guide rail unit, and is used to cooperate with the guide rail unit to drive the switch unit to reciprocate in the horizontal direction; A control unit, which is disposed on the top of the movable unit and is used to control the movable unit to reciprocate in a vertical direction; An elastic unit is disposed between the switch unit and the movable unit and is connected to the switch unit and the movable unit respectively, and is used for resetting the movable unit.

2. The valve structure according to claim 1, characterized in that: The switch unit comprises: A switch element, wherein the switch element can reciprocate in a horizontal direction; A base element, the base element is arranged on the top of the switch element and connected to the bottom end of the elastic unit; A supporting element, the supporting element is arranged on the top of the base element, the elastic unit is arranged on the outside of the supporting element, the top of the supporting element is connected to the movable unit, and is used to drive the switch element to reciprocate in the horizontal direction under the action of the movable unit; a first limiting element, which is disposed at the top of the supporting element and is connected to the movable unit in a limiting manner; and / or The guide rail unit comprises: A guide rail element, the guide rail element is arranged on the top of the switch unit, and the movable unit is movably arranged inside the guide rail element; A through element, wherein the through element is disposed through the guide rail element; A plurality of first sliding elements, which are disposed around the interior of the guide rail element and are slidably connected to the movable units respectively; A plurality of second sliding elements, which are disposed around the inside of the guide rail element and are located below the plurality of first sliding elements, and are staggered with the plurality of first sliding elements and are slidably connected to the movable units respectively; and / or The activity unit comprises: A movable element, which is movably disposed inside the guide rail unit and is respectively connected to the control unit and the elastic unit, and is used to drive the switch unit to reciprocate in a horizontal direction under the action of the control unit; A plurality of third sliding elements, which are disposed around the outside of the movable element and are respectively slidably connected to the guide rail units; A cavity element, the cavity element is arranged at the bottom of the movable element and is used to accommodate the top of the switch unit and the elastic unit; a second limiting element, which is disposed on the top of the cavity element and is connected to the switch unit in a limiting manner; and / or The control unit comprises: A control element is arranged on the top of the movable unit and is used to control the movable unit to reciprocate in a vertical direction.

3. The valve structure according to claim 2, characterized in that: The activity unit also includes: a first connecting element, which is disposed on the top of the movable element and is positionally connected to the control unit; and / or The control unit also includes: A second connecting element is disposed at the bottom of the operating element and is position-limitingly connected to the movable unit.

4. The valve structure according to any one of claims 1 to 3, characterized in that: Also includes: A cover unit is arranged on the top of the control unit.

5. The valve structure according to claim 4, characterized in that: The cover unit comprises: A cover element, the cover element being arranged on the top of the control unit; A third limiting element is disposed on the top of the cover element and is removably abutted against the top end of the guide rail unit to prevent the cover element from being located inside the guide rail unit.

6. A push-type valve core assembly, characterized in that: include: A valve core structure, the valve core structure comprising at least three through-hole units, and a plurality of the through-hole units are arranged around the valve core structure; According to the valve structure as described in any one of claims 1 to 5, the switch unit of the valve structure is rotatably arranged inside the valve core structure, and the guide rail unit of the valve structure is connected to the valve core structure for reciprocatingly rotating in a horizontal direction to close a through hole unit of the valve core structure.

7. The push-type valve core assembly according to claim 6, characterized in that: The valve core structure comprises: A valve core unit, wherein the switch unit is movably arranged inside the valve core unit; A through unit, the through unit is arranged through the top end of the valve core unit and is communicated with the guide rail unit; A plurality of through hole units are arranged around the valve core unit.

8. A push-type multi-way valve, characterized in that: include: The push-type valve core assembly according to any one of claims 6 to 7; A valve seat assembly, wherein the valve core structure of the push-type multi-way valve core assembly is arranged inside the valve seat assembly.

9. The push-type multi-way valve according to claim 8, characterized in that: The valve seat assembly comprises: A valve seat structure, wherein the push-type valve core assembly is disposed inside the valve seat structure, and the top of the valve seat structure is connected to the guide rail unit; A plurality of pipeline structures, which are arranged around the valve seat structure and respectively correspond to the plurality of through-hole units of the push-type valve core assembly; A plurality of interface structures are arranged at the ends of the corresponding pipeline structures and connected to the pipeline structures.

10. A pipeline system, characterized in that: include: The push-type valve core assembly according to any one of claims 6 to 7; At least three pipeline assemblies, some of which are respectively connected to the corresponding through-hole units of the valve core structure of the push-type valve core assembly; or The push-type multi-way valve according to any one of claims 8 to 9; At least three pipeline assemblies, several of which are detachably connected to the valve seat assembly.

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