Fluorine-lined ball valve capable of cleaning valve core

Abstract

The utility model discloses a fluorine lining ball valve capable of cleaning a valve core, which belongs to the technical field of ball valves and comprises a first valve body, a valve rod is rotatably connected onto the first valve body, a handle is fixedly connected to the top of the valve rod, and a pair of connecting pipes is communicated onto the first valve body. Through the arrangement of the pair of connecting pipes, the locking assembly, the sealing ring and the round glass, the valve element is conveniently cleaned, the impurity residue condition on the inner wall of the through hole of the valve element can be observed through the round glass, timely cleaning is facilitated, and the sealing ring and the round glass are opened through the locking assembly. Impurities on the valve element can be cleaned through a tool, the impurities can be discharged through the connecting pipe, the interior of the valve is kept clean, normal operation of the valve is guaranteed, the sealing ring is arranged, the impurities are effectively prevented from falling into the inner space of the first valve body where the valve element is located during cleaning, and the problems that due to impurity mixing, the valve element is blocked, and sealing is not tight are solved; and the service life of the fluorine-lined ball valve is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of ball valve, concretely is a fluorine -lined ball valve of clean valve core. BACKGROUND

[0002] Ball valve is an important valve type. Its valve core is a ball, and the ball has a circular through hole with a diameter corresponding to the inner diameter of the pipeline. The flow of fluid is controlled by rotating the ball. Fluorine -lined ball valve is a special type of ball valve. Fluorine -lined ball valve is lined with fluorine plastic on key parts such as valve body and ball to enhance the corrosion resistance of ball valve, so that it can well cope with various corrosive media.

[0003] The existing fluorine -lined ball valve still has the following shortcomings: the existing fluorine -lined ball valve has poor cleaning effect. The existing fluorine -lined ball valve is designed with a scraper to clean the valve core, and then the liquid in the valve is used to flush away impurities. The cleaning effect of the scraper is limited, and some stubborn impurities are difficult to completely remove, which will cause the impurities to accumulate in the valve and affect the normal operation of the valve. Relying on liquid to flush away impurities will cause impurities to enter the liquid. UTILITY MODEL CONTENTS

[0004] In order to overcome the above defects, the utility model provides a fluorine -lined ball valve capable of cleaning valve core, which solves the problem of poor cleaning effect of the existing fluorine -lined ball valve.

[0005] In order to achieve the above purpose, the utility model provides the following technical scheme: a fluorine -lined ball valve capable of cleaning valve core, comprising a valve body one, a valve rod is rotatably connected to the valve body one, a handle is fixedly connected to the top of the valve rod, a pair of connecting pipes are communicated on the valve body one, a locking assembly is arranged on each connecting pipe, a connecting block one is fixedly connected to the bottom of each connecting pipe, a rotating block is rotatably connected to one end of the connecting block one, a sealing ring is fixedly connected to the top of the rotating block, a valve core is fixedly connected to the bottom of the valve rod and penetrates the valve body one, and valve bodies two are fixedly connected to the two ends of the valve body one.

[0006] As a further scheme of the utility model: the valve seat is fixedly connected to one end of the valve body two close to the valve body one, the connecting ring is fixedly connected to one end of the valve body two away from the valve body one, and a plurality of mounting holes are formed in the connecting ring.

[0007] As a further scheme of the utility model: a sealing ring is fixedly connected to one end of each connecting pipe close to the valve body one.

[0008] As a further scheme of the utility model: the locking assembly includes connecting block two, connecting block two is fixedly connected in the top of connecting pipe, the one side of connecting pipe is equipped with sliding slot, the bottom of sliding slot is fixedly connected with limiting sleeve, the outer periphery of limiting sleeve is equipped with spring, limiting sleeve is connected with limiting rod on the sliding, the top of limiting rod is fixedly connected with limiting plate, the top of limiting plate is fixedly connected with sliding block, and the sliding block is connected with connecting block two on the sliding.

[0009] As a further scheme of the utility model: the sealing ring top is fixedly connected with the clamping block.

[0010] As a further scheme of the utility model: the sealing ring inner wall is provided with circular glass.

[0011] Compared with the prior art, the utility model has the beneficial effects that:

[0012] 1, the utility model discloses a pair of connecting pipe, locking assembly, sealing ring and circular glass are set up, realize the convenient cleaning of valve core, can observe the residual condition of the impurity on the inner wall of valve core through hole through circular glass, and the impurity on the valve core is cleaned using the tool through the locking assembly opening sealing ring and circular glass, and the impurity can be discharged through connecting pipe, keep the inside of valve clean, ensure the normal operation of valve.

[0013] 2, the utility model discloses setting sealing ring, effectively prevent the impurity from falling into the inside space of valve body one where valve core is located when cleaning, reduce the problem such as valve core jam, sealing not strict caused by the impurity mixing, prolong the service life of fluorine-lined ball valve. ACCURACY OF DRAWINGS

[0014] Figure 1 It is the whole schematic diagram of the utility model;

[0015] Figure 2 It is the sectional schematic diagram of valve body one of the utility model;

[0016] Figure 3 It is the schematic diagram of valve body two of the utility model;

[0017] Figure 4 It is the schematic diagram of connecting pipe of the utility model;

[0018] Figure 5 It is the Figure 4 Enlarged view of A in the utility model.

[0019] In the figure: 1, valve body one; 2, valve stem; 3, handle; 4, connecting pipe; 5, connecting block one; 6, rotating block; 7, sealing ring; 8, valve core; 9, valve body two; 10, valve seat; 11, connecting ring; 12, sealing ring; 13, connecting block two; 14, sliding groove; 15, limiting sleeve; 16, spring; 17, limiting rod; 18, limiting plate; 19, sliding block; 20, clamping block; 21, circular glass. DETAILED DESCRIPTION

[0020] The technical scheme of the patent will be further described in detail in combination with specific embodiments.

[0021] As Figures 1-5 shown, the utility model provides a technical scheme:

[0022] Including valve body one 1, valve body one 1 is rotationally connected with valve stem 2 on, valve stem 2 top fixedly connected with handle 3, valve body one 1 is communicated and is provided with a pair of connecting pipes 4, every connecting pipe 4 is provided with locking assembly, every connecting pipe 4 bottom is fixedly connected with connecting block one 5, and one end of connecting block one 5 is rotationally connected with rotating block 6, and rotating block 6 top is fixedly connected with sealing ring 7, and valve stem 2 bottom penetrates valve body one 1 and is fixedly connected with valve core 8, and both ends of valve body one 1 are fixedly connected with valve body two 9, and rotating handle 3, and handle 3 drives valve stem 2 to rotate on valve body one 1, so that the through hole of valve core 8 is aligned with connecting pipe 4, and locking assembly is opened, so that sealing ring 7 rotates on connecting block one 5 through rotating block 6, when the sealing ring 7 on a pair of connecting pipes 4 is all opened, the impurities on the through hole of valve core 8 are cleaned by a connecting pipe 4, and the impurities can be discharged through another connecting pipe 4, to ensure that the valve operates normally;

[0023] Valve body two 9 is fixedly connected with valve seat 10 on one end close to valve body one 1, and valve body two 9 is fixedly connected with connecting ring 11 on one end away from valve body one 1, and a plurality of mounting holes are formed in connecting ring 11, and valve seat 10 is tightly combined with valve core 8, to ensure the sealing property, and the mounting holes in connecting ring 11 are used to be connected with liquid delivery pipeline;

[0024] Every connecting pipe 4 is fixedly connected with sealing ring 12 on one end close to valve body one 1, and sealing ring 12 can effectively prevent the impurities from falling into the internal space of valve body one 1 where valve core 8 is located during cleaning, reduce the problems of valve core 8 jamming and sealing failure caused by impurities mixing, and prolong the service life of fluorine-lined ball valve;

[0025] The locking assembly comprises a connecting block 13 fixedly connected to the top of the connecting pipe 4, a sliding groove 14 is formed in one side of the connecting pipe 4, a limiting sleeve 15 is fixedly connected to the inner bottom of the sliding groove 14, a spring 16 is sleeved on the outer periphery of the limiting sleeve 15, a limiting rod 17 is slidably connected to the limiting sleeve 15, a limiting plate 18 is fixedly connected to the top of the limiting rod 17, a sliding block 19 is fixedly connected to the top of the limiting plate 18, the sliding block 19 is slidably connected with the connecting block 13, the limiting plate 18 is slidably connected with the sliding groove 14, the limiting plate 18 is pressed downward, the sliding block 19 is driven to slide downward, and the limiting rod 17 is driven to slide into the limiting sleeve 15, and the spring 16 is compressed;

[0026] The top of the sealing ring 7 is fixedly connected with a clamping block 20, a groove matched with the sliding block 19 is formed in the clamping block 20, the sliding block 19 is slid away from the groove, and the sealing ring 7 is loosened.

[0027] The inner wall of the sealing ring 7 is provided with a circular glass 21, the residual impurities on the inner wall of the through hole of the valve core 8 can be observed through the circular glass 21, and the valve core 8 can be cleaned in time.

[0028] The working principle of the utility model is as follows:

[0029] The handle 3 is rotated, the handle 3 drives the valve rod 2 to rotate on the valve body 1, the through hole of the valve core 8 is aligned with the connecting pipe 4, the residual impurities on the inner wall of the through hole of the valve core 8 can be observed through the circular glass 21, and the valve core 8 can be cleaned in time.

[0030] When cleaning, the limiting plate 18 is pressed downward, the sliding block 19 is driven to slide downward, the limiting rod 17 is driven to slide into the limiting sleeve 15, the spring 16 is compressed, the groove matched with the sliding block 19 is formed in the clamping block 20, the sliding block 19 is slid away from the groove, the sealing ring 7 is loosened, the sealing ring 7 can be rotated on the connecting block 5 through the rotating block 6, after the sealing rings 7 on the two connecting pipes 4 are opened, the impurities on the through hole of the valve core 8 are cleaned through one connecting pipe 4, the impurities can be discharged through the other connecting pipe 4, the normal operation of the valve is ensured, the sealing ring 12 can effectively prevent the impurities from falling into the inner space of the valve body 1 where the valve core 8 is located during cleaning, the problems of the valve core 8 being jammed and being not tightly sealed due to the mixing of impurities are reduced, and the service life of the fluorine-lined ball valve is prolonged.

[0031] After cleaning, the sealing ring 7 is rotated, the clamping block 20 extrudes the sliding block 19, the sliding block 19 slides downward, the limiting plate 18 extrudes the spring 16, the spring 16 is compressed, when the sliding block 19 contacts the groove on the clamping block 20, the spring 16 drives the limiting plate 18 to slide upward, the sliding block 19 falls into the groove, and the locking of the sealing ring 7 is completed.

[0032] The preferred embodiments of the present patent have been described in detail, but the present patent is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present patent.

Claims

1. A cleanable valve trim fluoropolymer lined ball valve comprising a valve body (1) characterised in that: The valve body one (1) is rotationally connected with a valve stem (2), the top of the valve stem (2) is fixedly connected with a handle (3), a pair of connecting pipes (4) are communicated on the valve body one (1), a locking assembly is arranged on each connecting pipe (4), the bottom of each connecting pipe (4) is fixedly connected with a connecting block one (5), one end of the connecting block one (5) is rotationally connected with a rotating block (6), the top of the rotating block (6) is fixedly connected with a sealing ring (7), the bottom of the valve stem (2) penetrates through the valve body one (1) and is fixedly connected with a valve core (8), both ends of the valve body one (1) are fixedly connected with a valve body two (9).

2. The cleanable fluoropolymer lined globe valve according to claim 1, wherein: The valve body two (9) is fixedly connected with a valve seat (10) at one end close to the valve body one (1), the valve body two (9) is fixedly connected with a connecting ring (11) at one end away from the valve body one (1), a plurality of mounting holes are formed in the connecting ring (11).

3. The cleanable, fluoropolymer lined globe valve of claim 2, wherein: Each connecting pipe (4) is fixedly connected with a sealing ring (12) at one end close to the valve body one (1).

4. The cleanable, fluoropolymer lined globe valve in accordance with claim 3, wherein: The locking assembly comprises a connecting block two (13), the connecting block two (13) is fixedly connected to the top of the connecting pipe (4), a sliding slot (14) is formed in one side of the connecting pipe (4), a limiting sleeve (15) is fixedly connected to the inner bottom of the sliding slot (14), a spring (16) is sleeved on the outer periphery of the limiting sleeve (15), a limiting rod (17) is slidably connected to the limiting sleeve (15), a limiting plate (18) is fixedly connected to the top of the limiting rod (17), a sliding block (19) is fixedly connected to the top of the limiting plate (18), and the sliding block (19) is slidably connected with the connecting block two (13).

5. A fluoropolymer lined ball valve having a cleanable trim according to claim 4, characterized in that: The top of the sealing ring (7) is fixedly connected with a clamping block (20).

6. A fluoropolymer lined ball valve according to claim 5, wherein: A circular glass (21) is arranged on the inner wall of the sealing ring (7).

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