Three-way valve with quick pipe joint

Abstract

The utility model belongs to the technical field of three-way valves, and particularly relates to a three-way valve with a quick pipe joint, which solves the problems of short service life and poor fixing effect in the prior art, and comprises a valve body, the valve body consists of a main pipe and two branch pipes which are communicated with each other, and the main pipe and the two branch pipes are fixedly arranged; the top of each branch pipe is connected with a fixing seat, valve seats coaxial with the fixing seats are fixedly installed in the two branch pipes, valve balls are rotatably installed in the valve seats, and the valve seats and the valve balls are provided with through holes and ball holes respectively. The ball valve is detachably and fixedly connected with a valve rod, the valve rod is embedded in the fixing base and extends into the valve body, through the arrangement of the structures such as the valve rod, a clamping block and a mounting groove, the valve rod and the ball valve are clamped in the ball valve through the clamping block to be fixed, and the service life is prolonged; and the situation that the valve rod is separated or loosened when being rotated repeatedly is avoided.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of three -way valves, concretely is three -way valve of quick pipe joint. BACKGROUND

[0002] At present, three -way valves are very widely used in industry, agriculture and life, and the connection mode of three directions of general three -way valves is roughly threaded and flange connection. Flange connection needs to be fixed by tightening multiple screws, which is time -consuming and labor -intensive, and is suitable for use on fixed equipment. Threaded connection also needs tapping and installation tools, which is also time -consuming.

[0003] In the prior art, the authorized announcement number is CN 203258143 U, and the name is three -way valve with quick pipe joint. Three directions of the valve body are provided with three -way ports, and the outer periphery of the three -way ports is uniformly provided with three outer convex stops. One end of the pipe joint is connected with the three -way port, and the inner periphery of the circular outer shell of the pipe joint is uniformly provided with three inner convex stops matched with the three outer convex stops. The utility model can realize quick connection and disassembly of the pipeline in three directions. Only clockwise rotation by one angle is needed after butt joint to connect and anticlockwise disassembly, which is convenient and practical. It is very suitable for quick connection and disassembly of irrigation water pipes in agricultural production, can effectively solve the problems of time -consuming, labor -intensive and water running, spouting, dripping and leakage in rural irrigation, has a positive effect on water saving irrigation and time saving, and is simple, reasonable, practical, novel and suitable for ordinary plastic factories, agricultural machinery factories and valve factories.

[0004] However, the simple clamping mode can realize quick disassembly, but the fixing property is not strong. In addition, the ball valve in the interior is connected with the valve rod in the threaded mode. Rust, threaded flower and other situations can occur after long -term use. The service life is not long, the fixing effect is poor, and the valve rod can be easily detached in the process of repeated rotation. UTILITY MODEL CONTENTS

[0005] The utility model solves the technical problems of short service life and poor fixing effect, and provides three -way valve with quick pipe joint.

[0006] In order to solve the above technical problems, the three -way valve with quick pipe joint provided by the utility model comprises a valve body, the valve body is composed of a main pipe and two branch pipes connected in communication, and the main pipe and the two branch pipes are fixedly arranged.

[0007] The top of each of the two branch pipes is connected with a fixing seat, and the interior of each of the two branch pipes is fixedly installed with a valve seat coaxially arranged with the fixing seat. A valve ball is rotatably installed in the interior of the valve seat. The valve seat and the valve ball are respectively provided with a through hole and a ball hole.

[0008] The ball valve is detachably and fixedly connected with a valve rod, the valve rod is nested in the inside of the fixed seat and extends to the inside of the valve body, and the through hole and the ball hole are communicated or disconnected when the valve rod rotates.

[0009] Preferably, the two branch pipes are provided with clamping grooves, and a clamping hoop is arranged outside the clamping grooves and locks the clamping grooves.

[0010] Preferably, the bottom end of the valve rod is provided with an integrally-formed mounting block, clamping blocks are slidingly arranged on both sides of the mounting block close to the bottom, the top of the ball valve is provided with a mounting groove matched with the mounting block, and side grooves corresponding to the clamping blocks are formed in the inner walls of the mounting groove.

[0011] Preferably, a hollow groove is formed in the inside of the valve rod, the clamping blocks are slidingly connected with the hollow groove, one end of a spring is fixedly connected with one side of each of the clamping blocks, and the other end of the spring is fixedly connected with the inner wall of the hollow groove.

[0012] Preferably, a lever is fixed on one side of each of the clamping blocks through screws, and the lever extends to the outside of the valve rod through the hollow groove.

[0013] Preferably, a rotating disc is fixed on the outer circumferential surface of the valve rod close to the top end through screws.

[0014] Preferably, the main pipe and the two branch pipes are integrally formed.

[0015] Compared with the related art, the utility model has the following beneficial effects:

[0016] 1. The valve rod, the clamping blocks and the mounting groove are arranged, the clamping blocks are clamped in the inside of the ball valve to fix the valve rod and the ball valve, the service life is prolonged, and the situation that the valve rod is repeatedly rotated to be separated or loosened is avoided.

[0017] 2. The clamping grooves are arranged outside the branch pipes, and the clamping hoop is used for locking, so that the installation mode is simplified, and the fixing and sealing properties of the valve body are improved.

[0018] In order to make the above and other purposes, characteristics and advantages of the utility model more obvious and easy to understand, the following preferred embodiments are described in detail below, and the accompanying drawings are described as follows. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, the drawings described below are only some embodiments of the present application, and not all embodiments. Based on the embodiments of the present application, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of the present application.

[0020] Figure 1 It is a schematic view of the overall structure of the present application.

[0021] Figure 2 It is a front view of the present application.

[0022] Figure 3 It is a sectional view of the present application after the valve rod is installed.

[0023] Figure 4 It is an enlarged view of the label A of the present application.

[0024] Figure 5 It is a schematic view of the structure of the valve rod in the present application.

[0025] Figure 6 It is a schematic view of the structure of the clamp in the present application.

[0026] Reference numerals in the drawings:

[0027] 1, valve body; 2, fixed seat; 3, main pipe; 4, branch pipe; 5, clamping groove; 6, valve seat; 7, valve ball; 8, through hole; 9, ball hole; 10, installation groove; 11, side groove; 12, valve rod; 13, lever; 14, hollow groove; 15, mounting block; 16, clamping block; 17, spring; 18, rotating disc; 19, clamp. DETAILED DESCRIPTION

[0028] The technical solutions in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only some embodiments of the present application, not all embodiments. Based on the embodiments of the present application, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of the present application.

[0029] Please refer to Figures 1-6The three-way valve with a quick pipe joint comprises a valve body 1, the valve body 1 is composed of a main pipe 3 and two branch pipes 4 which are connected and fixedly arranged, the top of each of the two branch pipes 4 is connected with a fixing seat 2, the inside of each of the two branch pipes 4 is fixedly installed with a valve seat 6 which is coaxially arranged with the fixing seat 2, the valve seat 6 is rotatably installed with a valve ball 7, the valve seat 6 and the valve ball 7 are respectively provided with a through hole 8 and a ball hole 9, a valve rod 12 is detachably and fixedly connected to the ball valve, the valve rod 12 is nested in the inside of the fixing seat 2 and extends to the inside of the valve body 1, and when the valve rod 12 rotates, the through hole 8 and the ball hole 9 are communicated or disconnected.

[0030] Further, the three-way valve with a quick pipe joint further comprises a clamp 19, the two branch pipes 4 are respectively provided with a clamping groove 5, the clamp 19 is used for being sleeved on the outside of the clamping groove 5 and locking the clamping groove 5, the bottom end of the valve rod 12 is provided with an integrated installation block 15, the two sides of the installation block 15 close to the bottom are slidably installed with clamping blocks 16, the top of the ball valve is provided with an installation groove 10 matched with the installation block 15, the two sides of the inner wall of the installation groove 10 are respectively provided with side grooves 11 corresponding to the clamping blocks 16, the inside of the valve rod 12 is provided with a hollow groove 14, the clamping blocks 16 are slidably connected with the hollow groove 14, one side of each of the two clamping blocks 16 is fixedly connected with one end of a spring 17, the other end of the spring 17 is fixedly connected with the inner wall of the hollow groove 14, and one side of each of the two clamping blocks 16 is further fixedly provided with a push rod 13 through a screw, the push rod 13 penetrates through the hollow groove 14 and extends to the outside of the valve rod 12.

[0031] It should be noted that the outer circumferential surface of the valve rod 12 close to the top end is fixedly provided with a rotating disc 18 through a screw, the main pipe 3 and the two branch pipes 4 are an integrated structure, through the arrangement of the valve rod 12, the clamping blocks 16, the installation groove 10 and the like, the valve rod 12 is fixedly arranged in the ball valve through the clamping of the clamping blocks 16, the service life is prolonged, and the situation that the valve rod 12 is repeatedly rotated and separated or loosened is avoided, through the arrangement of the clamping groove 5 and the clamp 19, the clamping groove 5 is additionally arranged on the outside of the branch pipe 4 and locked through the clamp 19, and therefore the installation mode is simplified and the fixing and sealing properties of the valve body are improved.

[0032] The specific implementation process of the three-way valve with a quick pipe joint is as follows: during installation, the two push rods 13 are pressed, the clamping blocks 16 are arranged in the hollow groove 14, the valve rod 12 is directly inserted into the inside of the valve body 1 from the upper portion, the installation block 15 is inserted into the installation groove 10, then the push rod 13 is loosened, the clamping blocks 16 on the two sides are extended into the side grooves 11 under the action of the spring 17, and the installation block 15 is fixedly arranged in the installation groove 10.

[0033] Further, during use, when the valve body 1 is connected with other pipelines, the pipelines are inserted into the inside of the branch pipe 4, then the clamp 19 is sleeved on the clamping groove 5 and locked, and therefore the connection is completed.

[0034] Furthermore, in the use of the three-way valve, the rotating disc 18 is rotated to make the valve stem 12 rotate the ball valve, when the ball hole 9 of the ball valve is communicated with the through hole 8, the main pipe 3 is communicated with the corresponding branch pipe 4, when the ball hole 9 is rotated to other part of the valve seat 6 (i.e. the through hole 8 is cut off with the ball hole 9), the ball hole 9 is blocked by the valve seat 6, at this time, the main pipe 3 is disconnected with the corresponding branch pipe 4.

[0035] The above is only the embodiment of the present application, and does not limit the patent range of the present application, and any equivalent structure or equivalent process transformation using the content of the present application specification and drawings, or directly or indirectly used in other related technical fields, are also included in the patent protection range of the present application.

Claims

1. Three-way valve with quick coupling, comprising a valve body (1), characterized in that: The valve body (1) is composed of a main pipe (3) and two branch pipes (4) in communication, the main pipe (3) and the two branch pipes (4) are fixedly arranged, the top of each of the two branch pipes (4) is connected with a fixing seat (2), and the inside of each of the two branch pipes (4) is fixedly installed with a valve seat (6) coaxially arranged with the fixing seat (2), the inside of the valve seat (6) is rotatably installed with a valve ball (7), the valve seat (6) and the valve ball (7) are respectively provided with a through hole (8) and a ball hole (9), the valve ball (7) is detachably fixedly connected with a valve rod (12), the valve rod (12) is nested in the inside of the fixing seat (2) and extends into the inside of the valve body (1), and when the valve rod (12) rotates, the through hole (8) and the ball hole (9) are communicated or disconnected.

2. The three-way valve with quick coupling according to claim 1, characterized in that: A clamping hoop (19) is further arranged, a clamping groove (5) is arranged on each of the two branch pipes (4), and the clamping hoop (19) is arranged outside the clamping groove (5) and locks the clamping groove (5).

3. The three-way valve with quick coupling according to claim 1, characterized in that: The bottom end of the valve rod (12) is provided with an integrally-formed mounting block (15), the two sides of the mounting block (15) near the bottom are slidably installed with clamping blocks (16), the top of the valve ball (7) is provided with a mounting groove (10) matched with the mounting block (15), and the two sides of the inner wall of the mounting groove (10) are provided with side grooves (11) corresponding to the clamping blocks (16).

4. The three-way valve with quick coupling according to claim 3, characterized in that: The inside of the valve rod (12) is provided with a hollow groove (14), the clamping blocks (16) are slidably connected with the hollow groove (14), one side of each of the two clamping blocks (16) is fixedly connected with one end of a spring (17), and the other end of the spring (17) is fixedly connected with the inner wall of the hollow groove (14).

5. The three-way valve with quick coupling according to claim 4, characterized in that: One side of each of the two clamping blocks (16) is further fixedly provided with a lever (13) through a screw, the lever (13) penetrates through the hollow groove (14) and extends to the outside of the valve rod (12).

6. The three-way valve with quick coupling according to claim 1, characterized in that: The outer circumferential surface of the valve rod (12) near the top end is fixedly provided with a rotating disc (18) through a screw.

7. The quick connect ported three-way valve of claim 1, wherein: The main pipe (3) and the two branch pipes (4) are an integrally-formed structure.

Images