Valve convenient to connect and connecting structure thereof

Abstract

The valve convenient to connect comprises the valve and the connecting structure, the valve comprises a valve body, the two ends of the valve body are each provided with a connecting pipe integrally formed with the valve body, the ends, away from the valve body, of the connecting pipes are each provided with a first flange plate, and the connecting structure comprises a first fixing piece and a rubber connecting pipe; the rubber connecting pipe is detachably connected between the water outlet pipe and the valve through the threaded connection between the first fixing piece and the abutting piece and the threaded connection between the second fixing piece and the abutting piece. When two sections of pipelines needing to be connected with the valve are different in axis or the distance between the two sections of pipelines is larger than the distance between the two connecting ends of the valve, the valve can be rapidly connected between the two sections of pipelines through threaded connection between the fixing pieces and the abutting pieces by means of the deformable deformability of the rubber connecting pipe, and the two sections of pipelines are communicated.

Description

Technical Field

[0001] The utility model relates to a valve that is easy to connect and a connecting structure thereof, belonging to the technical field of valves. Background Art

[0002] A valve is a device used to control the flow of fluids (such as liquids, gases, steam, etc.), usually composed of valve body, valve cover, valve core and valve seat. Valves can be used to adjust the flow, pressure, direction and other parameters of the fluid. They are widely used in various industrial fields and equipment, including pipeline systems, chemical plants, power plants, water supply systems, automobile engines, etc.

[0003] In the prior art, in water supply pipe systems and fire protection pipe systems, valves are usually connected between two pipes by flanges to control the flow and cutoff of water flow. However, when connecting two pipes and valves by flanges, the two pipes need to be in a coaxial position and the distance between the two pipes is slightly larger than the distance between the two ends of the valve body. Once the two pipes are not in a coaxial position or the distance between them is too large, it will be difficult to connect the valve to the flange between them. Therefore, the utility model proposes a valve that is easy to connect and its connection structure to solve the above problems. Utility Model Content

[0004] Based on the above background, the purpose of the present invention is to provide a valve and a connection structure that are easy to connect, so as to solve the problems in the background technology.

[0005] The utility model provides the following technical solutions:

[0006] A valve and a connection structure that are easy to connect, comprising a valve and a connection structure, wherein the valve comprises a valve body, both ends of the valve body are provided with connection pipes integrally formed with the valve body, and the ends of the connection pipes away from the valve body are provided with first flanges, and the connection structure comprises a first fixing piece and a rubber connection pipe, the first fixing piece is sleeved on the connection pipe, and the first fixing piece is rotatably connected to the connection pipe, both ends of the rubber connection pipe are provided with circular rubber plates integrally formed with the rubber connection, the inner cavity of the rubber connection pipe respectively passes through the circular rubber plates at both ends of the rubber connection pipe, a group of abutments arranged in reverse are sleeved on the rubber connection pipe, the abutments can be threadedly connected to the first fixing piece, the rubber connection pipe is detachably connected to the first flange at one end of the connection pipe through the threaded connection of the abutments and the first fixing piece, the end of the rubber connection pipe away from the first flange is detachably connected to a water outlet pipe through a second fixing piece, the second fixing piece is rotatably connected to the water outlet pipe, and the second fixing piece is threadedly connected to the abutment on the rubber connection pipe away from the first flange.

[0007] Preferably, the first fixing member and the second fixing member have the same structure, the first fixing member includes a semicircular first fixing plate and a second fixing plate, the semicircular first fixing plate is provided with a semicircular third fixing plate at one end away from the valve body, the semicircular second fixing plate is provided with a semicircular fourth fixing plate at one end away from the valve body, the first fixing plate and the second fixing plate have the same radius, the third fixing plate and the fourth fixing plate have the same radius, both ends of the outer arc surface of the third fixing plate are provided with a first fixing ear integrally formed with the third fixing plate, both ends of the outer arc surface of the fourth fixing plate are provided with a second fixing ear integrally formed with the fourth fixing plate, the first fixing ear and the second fixing ear are detachably connected by threaded connection of bolts and nuts, the first fixing plate and the third fixing plate and the second fixing plate and the fourth fixing plate are detachably connected to form the first fixing member by the detachable connection between the first fixing ear and the second fixing ear, the first fixing member is provided with a first circular groove at the center of the end surface of the first fixing member close to one end of the valve body, the end surface of the first fixing member away from one end of the valve body is provided with a second circular groove, and the first circular groove is connected to the second circular groove.

[0008] Preferably, the diameter of the first circular groove is slightly larger than the diameter of the connecting pipe, the diameter of the second circular groove is larger than the diameter of the first flange, a first threaded portion is provided on the inner arc surface of the second circular groove, and a plurality of groups of fixing columns are provided in a circular shape on the inner wall of the second circular groove near one end of the valve body, auxiliary wheels are rotatably connected between the plurality of fixing columns, and the auxiliary wheels are tangent to the end face of the first flange near one end face of the valve body.

[0009] Preferably, the abutment member includes a fixing ring, the inner ring diameter of the fixing ring is slightly larger than the diameter of the rubber connecting tube, the fixing ring is sleeved on the rubber connecting tube, a third circular groove is provided at the end of the fixing ring close to the circular rubber plate on the rubber connecting tube, the diameter of the third circular groove is larger than the diameters of the circular rubber plate and the first flange, the third circular groove is connected to the inner ring of the fixing ring, the circular rubber plate is located in the third circular groove, a second threaded portion is provided on the outer cylindrical surface of the fixing ring, and the second threaded portion is threadedly connected to the first threaded portion.

[0010] Compared with the prior art, the utility model has the following advantages:

[0011] The utility model discloses a valve and a connection structure which are easy to connect. A rubber connection pipe is detachably connected by respectively utilizing a threaded connection between a first fixing member and an abutting member and a threaded connection between a second fixing member and an abutting member between a water outlet pipe and the valve. When two sections of pipelines to be connected with the valve have different axes or the distance between the two sections of pipelines is greater than the distance between two connection ends of the valve, the valve can also be quickly connected between the two sections of pipelines and connect the two sections of pipelines by utilizing the deformability of the rubber connection pipe through the threaded connection between each fixing member and each abutting member.

[0012] The utility model discloses a valve which is easy to connect and a connection structure thereof. By arranging the first fixing member and the second fixing member in a manner that the first fixing plate and the third fixing plate are connected to the second fixing plate and the fourth fixing plate by a detachable connection between the first fixing ear and the second fixing ear, the first fixing member and the second fixing member can be more conveniently rotatably connected to the connecting pipe and the water outlet pipe respectively. By rotatably connecting the auxiliary wheels between the fixing columns on the inner wall of the second circular groove close to one end of the first flange, each fixing member can be more easily threadedly connected to the abutment.

[0013] The utility model discloses a valve and a connection structure which are easy to connect. By arranging a second threaded portion on the outer cylindrical surface of a fixing ring, the first threaded portion and the second threaded portion can be threadedly connected, thereby driving the fixing ring to move toward one end of the valve body. As a result, when the fixing member in the utility model is threadedly connected to the abutment member, the fixing ring can squeeze the circular rubber plate. When the rubber connecting pipe is connected to the water outlet pipe and the valve, the circular rubber plate can be squeezed to deform and seal. This can prevent the rubber connecting pipe from having a gap when being connected to the valve and the water outlet pipe, thereby avoiding the occurrence of dew. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings in the following description are only embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the provided drawings without paying creative work.

[0015] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0016] Figure 2 It is a front view schematic diagram of the first fixing member structure of the utility model;

[0017] Figure 3 It is a rear view schematic diagram of the first fixing member structure of the utility model;

[0018] Figure 4This is a schematic diagram of the structure of the rubber connecting pipe of the utility model;

[0019] Figure 5 It is a schematic diagram of the structure of the abutment member of the utility model.

[0020] In the figure: 1. valve; 2. connecting structure; 3. first fixing member; 301. first fixing plate; 302. second fixing plate; 303. third fixing plate; 304. fourth fixing plate; 305. first fixing ear; 306. second fixing ear; 307. bolt; 308. nut; 309. first circular groove; 310. second circular groove; 4. abutment; 401. fixing ring; 5. valve body; 6. connecting pipe; 7. first flange; 8. rubber connecting pipe; 9. circular rubber plate; 10. water outlet pipe; 11. second fixing member; 12. first threaded portion; 13. fixing column; 14. auxiliary wheel; 15. third circular groove; 16. second threaded portion. DETAILED DESCRIPTION

[0021] The technical solution of the utility model is further described in detail below through specific embodiments and in combination with the accompanying drawings. It should be understood that the implementation of the utility model is not limited to the following embodiments, and any form of modification and / or change made to the utility model will fall within the protection scope of the utility model.

[0022] In the present invention, unless otherwise specified, all parts and percentages are weight units, and the equipment and raw materials used can be purchased from the market or are commonly used in the field. The methods in the following embodiments, unless otherwise specified, are conventional methods in the field. The components or equipment in the following embodiments, unless otherwise specified, are universal standard parts or components known to those skilled in the art, and their structures and principles are known to those skilled in the art through technical manuals or conventional experimental methods.

[0023] The following is a detailed description of the embodiments of the present invention in conjunction with the accompanying drawings. In the following detailed description, for ease of explanation, many specific details are described to provide a comprehensive understanding of the embodiments of the present invention. However, one or more embodiments can also be implemented by those skilled in the art without these specific details.

[0024] like Figure 1-Figure 5As shown, a valve and a connection structure thereof which are easy to connect, include a valve 1 and a connection structure 2, the valve 1 includes a valve body 5, both ends of the valve body 5 are provided with a connection pipe 6 which is integrally formed with the valve body 5, and the end of the connection pipe 6 which is away from the valve body 5 is provided with a first flange 7, the connection structure 2 includes a first fixing member 3 and a rubber connection pipe 8, the first fixing member 3 is sleeved on the connection pipe 6, and the first fixing member 3 is rotatably connected to the connection pipe 6, and both ends of the rubber connection pipe 8 are provided with a circular rubber plate 9 which is integrally formed with the rubber connection, and the inner cavity of the rubber connection pipe 8 respectively passes through the two ends of the rubber connection pipe 8 A circular rubber plate 9 is provided at the end, and a group of back-to-back abutments 4 are sleeved on the rubber connecting tube 8, and the abutments 4 can be connected to the threads of the first fixing member 3. The rubber connecting tube 8 is connected to the first fixing member 3 through the abutments 4 and is detachably connected to the first flange 7 at one end of the connecting tube 6. The end of the rubber connecting tube 8 away from the first flange 7 is detachably connected to the water outlet pipe 10 through the second fixing member 11, and the second fixing member 11 is rotatably connected to the water outlet pipe 10. The second fixing member 11 is threadedly connected to the abutments 4 on the rubber connecting tube 8 away from the first flange 7.

[0025] In the above technical solution, the rubber connecting tube 8 is detachably connected by respectively utilizing the threaded connection between the first fixing member 3 and the abutment member 4 and the threaded connection between the second fixing member 11 and the abutment member 4 between the water outlet pipe 10 and the valve 1, so that when the two sections of the pipeline to be connected with the valve 1 have different axes or the distance between the two sections of the pipeline is greater than the distance between the two connecting ends of the valve 1, the valve 1 can also be quickly connected between the two sections of the pipeline and connect the two sections of the pipeline by utilizing the deformability of the rubber connecting tube 8 through the threaded connection between each fixing member and each abutment member 4.

[0026] In the present utility model, the first fixing member 3 and the second fixing member 11 have the same structure. The first fixing member 3 includes a semicircular first fixing plate 301 and a second fixing plate 302. The semicircular first fixing plate 301 is provided with a semicircular third fixing plate 303 at one end away from the valve body 5. The semicircular second fixing plate 302 is provided with a semicircular fourth fixing plate 304 at one end away from the valve body 5. The first fixing plate 301 and the second fixing plate 302 have the same radius. The third fixing plate 303 and the fourth fixing plate 304 have the same radius. Both ends of the outer arc surface of the third fixing plate 303 are provided with a first fixing ear 305 integrally formed with the third fixing plate 303. The outer arc surface of the fourth fixing plate 304 is provided with a first fixing ear 305 integrally formed with the third fixing plate 303. Both ends of the arc surface are provided with second fixing ears 306 integrally formed with the fourth fixing plate 304, the first fixing ear 305 and the second fixing ear 306 are detachably connected through the threaded connection of the bolt 307 and the nut 308, the first fixing plate 301 and the third fixing plate 303 and the second fixing plate 302 and the fourth fixing plate 304 are detachably connected to form the first fixing member 3 by the first fixing ear 305 and the second fixing ear 306, a first circular groove 309 is provided in the center of the end surface of the first fixing member 3 close to the valve body 5, and a second circular groove 310 is provided on the end surface of the first fixing member 3 away from the valve body 5, and the first circular groove 309 is connected to the second circular groove 310. The diameter of the first circular groove 309 is slightly larger than the diameter of the connecting pipe 6, and the diameter of the second circular groove 310 is larger than the diameter of the first flange 7. A first threaded portion 12 is provided on the inner arc surface of the second circular groove 310, and a plurality of groups of fixing columns 13 are provided in a circular shape on the inner wall of the second circular groove 310 near one end of the valve body 5. Auxiliary wheels 14 are rotatably connected between the plurality of fixing columns 13, and the auxiliary wheels 14 are tangent to the end face of the first flange 7 near one end of the valve body 5.

[0027] In the above technical solution, the first fixing member 3 and the second fixing member 11 are arranged in a manner that the first fixing plate 301 and the third fixing plate 303 are detachably connected with the second fixing plate 302 and the fourth fixing plate 304 by using the first fixing ear 305 and the second fixing ear 306, so that the first fixing member 3 and the second fixing member 11 can be more conveniently rotatably connected to the connecting pipe 6 and the water outlet pipe 10 respectively, and the auxiliary wheel 14 rotatably connected between the fixing column 13 on the inner wall of the second circular groove 310 close to the end of the first flange 7 makes it easier for each fixing member to be threadedly connected to the abutment 4.

[0028] In the utility model, the abutment 4 includes a fixing ring 401, the inner ring diameter of the fixing ring 401 is slightly larger than the diameter of the rubber connecting tube 8, the fixing ring 401 is sleeved on the rubber connecting tube 8, and a third circular groove 15 is provided at the end of the fixing ring 401 close to the circular rubber plate 9 on the rubber connecting tube 8. The diameter of the third circular groove 15 is larger than the diameters of the circular rubber plate 9 and the first flange 7. The third circular groove 15 is connected to the inner ring of the fixing ring 401, and the circular rubber plate 9 is located in the third circular groove 15. A second threaded portion 16 is provided on the outer cylindrical surface of the fixing ring 401, and the second threaded portion 16 is threadedly connected to the first threaded portion 12.

[0029] In the above technical solution, by arranging the second threaded portion 16 on the outer cylindrical surface of the fixing ring 401, the first threaded portion 12 and the second threaded portion 16 can be threadedly connected, thereby driving the fixing ring 401 to move toward one end of the valve body 5, so that when the fixing member in the utility model is threadedly connected to the abutment member 4, the fixing ring 401 can squeeze the circular rubber plate 9, and when the rubber connecting pipe 8 is connected to the water outlet pipe 10 and the valve 1, the circular rubber plate 9 can be squeezed to deform and seal, thereby preventing the rubber connecting pipe 8 from having a gap when connected to the valve 1 and the water outlet pipe 10, thereby avoiding the occurrence of dew.

[0030] The working principle of the utility model of a valve that is easy to connect and its connection structure is:

[0031] When in use, first connect the first flange 7 at one end of the valve 1 to the pipe flange at the water outflow end of the two water-saving pipes, and then use the bolts 307 and the nuts 308 to threadably connect the first fixing ears 305 and the second fixing ears 306 on the connecting pipe 6 of the valve body 5 at the opposite end of the flange connection water outflow end to connect the first fixing piece 3, and then push the first fixing piece 3 toward the corresponding first flange 7, so that the auxiliary wheels 14 rotatably connected between the groups of fixing columns 13 in the second circular grooves 310 on the first fixing piece 3 abut against the end surface of the first flange 7 close to the end of the valve body 5, and then move the circular rubber plate 9 at one end of the rubber connecting pipe 8 away from the first flange 7. The end face of one end of the rubber connecting tube 8 abuts against the end face of the first flange 7 away from the valve body 5, and then the abutment 4 sleeved on the end of the rubber connecting tube 8 close to the valve body 5 is pushed toward the end of the first flange 7, so that the second threaded portion 16 is aligned with the first threaded portion 12, and finally the first fixing member 3 is rotated, and the threaded connection between the first threaded portion 12 and the second threaded portion 16 is used to drive the fixing ring 401 to move toward one end of the first flange 7 so that the third circular groove 15 on the fixing ring 401 is simultaneously sleeved on the circular rubber plate 9 and the outer cylindrical surface of the first flange 7, and the first fixing member 3 is continuously rotated until it cannot be rotated, and the connection between the connecting structure 2 and the valve body 5 is completed. After that, the second fixing member 11 is sleeved on the outlet pipe 10 and the threaded connection with another abutment 4 on the rubber connecting tube 8 is used to connect the rubber connecting tube 8 with the outlet pipe 10, and the connection between the valve 1 and the pipeline can be completed.

[0032] This article uses specific examples to illustrate the principles and implementation methods of the utility model. The above examples are only used to help understand the method and core ideas of the utility model. It should be pointed out that for ordinary technicians in this technical field, without departing from the principles of the utility model, the utility model can also be improved and modified, and these improvements and modifications also fall within the scope of protection of the claims of the utility model.

Claims

1. A valve that is easy to connect and its connection structure, characterized in that: The invention comprises a valve (1) and a connection structure (2), wherein the valve (1) comprises a valve body (5), both ends of the valve body (5) are provided with connection pipes (6) integrally formed with the valve body (5), the ends of the connection pipes (6) away from the valve body (5) are provided with first flanges (7), the connection structure (2) comprises a first fixing member (3) and a rubber connection pipe (8), the first fixing member (3) is sleeved on the connection pipe (6), and the first fixing member (3) and the connection pipe (6) are rotatably connected, both ends of the rubber connection pipe (8) are provided with circular rubber plates (9) integrally formed with the rubber connection, and the inner cavity of the rubber connection pipe (8) respectively passes through the circular rubber plates (9) at both ends of the rubber connection pipe (8). 9), a group of abutment members (4) are sleeved on the rubber connecting tube (8), and the abutment members (4) can be connected to the thread of the first fixing member (3). The rubber connecting tube (8) is detachably connected to the first flange (7) at one end of the connecting tube (6) through the thread connection between the abutment members (4) and the first fixing member (3). The end of the rubber connecting tube (8) away from the first flange (7) is detachably connected to the water outlet pipe (10) through the second fixing member (11). The second fixing member (11) is rotatably connected to the water outlet pipe (10), and the second fixing member (11) is threadably connected to the abutment members (4) on the rubber connecting tube (8) away from the first flange (7).

2. A valve and a connection structure thereof that are easy to connect according to claim 1, characterized in that: The first fixing member (3) and the second fixing member (11) have the same structure. The first fixing member (3) includes a semicircular first fixing plate (301) and a second fixing plate (302). A semicircular third fixing plate (303) is provided at one end of the semicircular first fixing plate (301) away from the valve body (5). A semicircular fourth fixing plate (304) is provided at one end of the semicircular second fixing plate (302) away from the valve body (5). The first fixing plate (301) and the second fixing plate (302) have the same radius. The third fixing plate (303) and the fourth fixing plate (304) have the same radius. Both ends of the outer arc surface of the third fixing plate (303) are provided with first fixing ears (305) integrally formed with the third fixing plate (303). Both ends of the outer arc surface of the fourth fixing plate (304) are provided with A second fixing ear (306) is integrally formed with the fourth fixing plate (304); the first fixing ear (305) and the second fixing ear (306) are detachably connected by threaded connection of a bolt (307) and a nut (308); the first fixing plate (301) and the third fixing plate (303) and the second fixing plate (302) and the fourth fixing plate (304) are detachably connected to form a first fixing member (3) by means of the first fixing ear (305) and the second fixing ear (306); a first circular groove (309) is provided at the center of an end surface of the first fixing member (3) close to the valve body (5); a second circular groove (310) is provided at an end surface of the first fixing member (3) away from the valve body (5); and the first circular groove (309) is connected to the second circular groove (310).

3. A valve and a connection structure thereof that are easy to connect according to claim 2, characterized in that: The diameter of the first circular groove (309) is slightly larger than the diameter of the connecting pipe (6), and the diameter of the second circular groove (310) is larger than the diameter of the first flange (7). A first threaded portion (12) is provided on the inner arc surface of the second circular groove (310). A plurality of groups of fixing columns (13) are provided in a circular shape on the inner wall of the second circular groove (310) close to one end of the valve body (5). Auxiliary wheels (14) are rotatably connected between the plurality of fixing columns (13), and the auxiliary wheels (14) are tangent to an end surface of the first flange (7) close to one end surface of the valve body (5).

4. A valve and a connection structure thereof that are easy to connect according to claim 3, characterized in that: The abutment member (4) comprises a fixing ring (401), the inner diameter of the fixing ring (401) being slightly larger than the diameter of the rubber connecting tube (8), the fixing ring (401) being sleeved on the rubber connecting tube (8), the fixing ring (401) being provided with a third circular groove (15) at an end of the fixing ring (401) close to the circular rubber plate (9) on the rubber connecting tube (8), the diameter of the third circular groove (15) being larger than the diameters of the circular rubber plate (9) and the first flange (7), the third circular groove (15) being communicated with the inner ring of the fixing ring (401), the circular rubber plate (9) being located in the third circular groove (15), and a second threaded portion (16) being provided on the outer cylindrical surface of the fixing ring (401), the second threaded portion (16) being threadedly connected to the first threaded portion (12).

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