CN219473438U - Throttle valve - Google Patents

Abstract

The utility model relates to the technical field of throttle valves, in particular to a throttle valve. The technical proposal comprises: the valve casing, the inside top of valve casing runs through installs the axle sleeve, and the inside of axle sleeve has inserted the swivel nut, and the screw rod has been inserted to the inside bottom of swivel nut, and the bottom of screw rod is connected with the case, the screw socket has been seted up to the inside bottom of valve casing, and the screw socket is installed in the internal rotation of screw socket, and the top surface rotation of screw socket is connected with the connecting rod, outside one side bottom of valve casing is equipped with the water inlet, and the surface of water inlet has the butterfly valve through the second pipe connection. According to the utility model, the butterfly valve for stopping water is arranged between the second pipeline and the first pipeline, when the filter pocket filled with sundries in the valve housing is cleaned, a worker can rotate the filter pocket to stop water input from the first pipeline, the distance for stopping operation is short, and the screw sleeve is utilized to rotate the meshing screw rod to enable the filter pocket to stretch and retract in the valve core, so that the position of the valve core is changed, the filter pocket is not bulged, and the valve is convenient to use and has safety.

Description

Throttle valve

Technical Field

The utility model relates to the technical field of throttle valves, in particular to a throttle valve.

Background

The throttle valve is a valve for controlling the flow of fluid by changing the throttle section or the throttle length, and in order to ensure the adjustment precision of the throttle valve, the conventional throttle valve is usually provided with a filter screen for filtering impurities in the liquid, so that the adjustment precision of the throttle valve is ensured. However, the existing throttle valve is usually provided with a filter screen at the inlet or outlet of the valve body, so that although the liquid entering the throttle valve can be filtered, impurities can be accumulated on the filter screen, if the impurities are not cleaned for a long time, the phenomena of blockage and the like can be caused, however, the filter screen of the valve body is arranged at the inlet or outlet, the throttle valve can only be removed from a pipeline when the filter screen of the valve body needs to be removed, then the impurities on the filter screen need to be cleaned or replaced, the filter screen needs to be installed after maintenance, and then the valve body is installed, thereby being time-consuming and labor-consuming. The application number is "CN202222390991.1" disclosed "a throttle valve", and it has been solved the filter screen in the past and has been installed in the inside of import and export through specific technical structure setting, comparatively trouble problem when changing, but still has a plurality of defects when in actual use, like: when needs clear up debris in the cartridge filter, the staff need stop the water input in the valve body entry, rotates the valve that is connected with pipeline one end of valve body entry internal connection and closes, and the distance is lower still good, and the distance is more troublesome just, waste time and energy to the regulation pole that control case reciprocated can rise after rotating, and the regulation pole of rising can be protruding on the outside top of choke valve body, and the staff can be hindered and have danger in side operation, carelessly collide and can be injured.

Disclosure of Invention

The present utility model is directed to a throttle valve to solve the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a choke valve, includes the valve casing, the inside top of valve casing runs through installs the axle sleeve, and the inside of axle sleeve has inserted the swivel nut, and the screw rod has been inserted to the inside bottom of swivel nut, and the bottom of screw rod is connected with the case, the screw socket has been seted up to the inside bottom of valve casing, and the screw head is installed in the internal rotation of screw socket, and the top surface rotation of screw head is connected with the connecting rod, outside one side bottom of valve casing is equipped with the water inlet, and the surface of water inlet has the butterfly valve through the second pipeline connection, and one side of butterfly valve is connected with first pipeline.

When using the throttle valve in this technical scheme, water passes through the inside of first pipeline transmission to the butterfly valve, this water transmission to the inside of second pipeline through the butterfly valve, this water transmission to the inside of water inlet by the second pipeline, this water enters into the inside bottom of valve casing through the water inlet, the inside that enters into the inside bottom of valve casing can pass through the filter pocket, the position department of first sealing washer and sealing block can be carried to this water through the filtration of filter pocket, the staff holds the valve handle and force application rotates this moment, the rotation force of appling on the valve handle can be synchronous to the swivel nut, the swivel nut can rotate in the inside of axle sleeve, the screw rod that the swivel nut rotated its inside male screw rod will be at its inside lift removal because of screw engagement, the case that the bottom was connected can be taken on the inside top of valve casing, the surface fixed sealing block that moves can be taken off the surface of first sealing washer, the restriction of water transmission is removed, the restriction of jam in the inside of first sealing washer and sealing block position can be passed through the delivery port transmission to the inside of third pipeline, transport through the third pipeline, when the filter pocket needs to clear up in the time, the staff need rotate the inside the filter pocket, the staff need rotate the inside the second pipeline and can be followed the screw cap and the inside can be followed by the screw cap to the inside the person who is connected to the screw cap that the inside the screw cap is changed to the inside the screw cap, the person who has the screw cap to the inside the person who has been turned out of the end cap, and the end cap can be just after the person turns out the person and turns out the end can be just after the end can be had the user to rotate.

Preferably, a water outlet is arranged in the middle of the other side of the outer part of the valve housing, and the surface of the water outlet is connected with a third pipeline. Through the cooperation of delivery port and third pipeline, make the water that removes the restriction in the valve casing can drain through here, reached the effect of output water.

Preferably, the top of connecting rod is connected with the filter pocket, and the surface side cover of filter pocket has the second sealing washer. Through setting up the filter pocket, make the water of first pipeline input to in the valve casing can walk and filter from its inside, reached the effect of filtering water treatment, the installation of second sealing washer makes the filter pocket can closely laminate with the internal face when inserting the inside bottom of valve casing, prevents that water from flowing through from the edge gap.

Preferably, a first sealing ring is fixed in the middle of the inner part of the valve shell, a sealing block is clamped in the first sealing ring, and the sealing block is fixed on the bottom surface of the valve core. Through the cooperation of first sealing washer and sealing block, make the inside of valve casing can stagnant water and drain, reached the effect of switch control flow.

Preferably, a valve handle is fixed at the outer top end of the screw sleeve. The installation of the valve handle enables staff to conveniently apply rotating force to the screw sleeve, and a force application point is provided.

Preferably, the inner bottom end of the valve casing adopts a round structural design, and the inner top end of the valve casing adopts a rectangular structural design. The reason that the inside bottom of valve casing adopts circular structural design is the filter pocket that lets same circular structural design can be at its inside sealed removal, and the reason that inside top adopts rectangular structural design is the case that lets same rectangular structural design can its inside spacing removal, prevents that the screw rod from following the swivel nut together.

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

1. according to the utility model, the butterfly valve for stopping water is arranged between the second pipeline and the first pipeline, when the filter pocket filled with sundries in the valve housing is cleaned, a worker can rotate the filter pocket to stop water input from the first pipeline, the distance for stopping operation is short, and the screw sleeve is utilized to rotate the meshing screw rod to enable the filter pocket to stretch and retract in the valve core, so that the position of the valve core is changed, the filter pocket is not bulged, and the valve is convenient to use and has safety.

Drawings

FIG. 1 is a schematic diagram of the internal structure of a front view of the present utility model;

FIG. 2 is a schematic view of the internal structure of the filter bag of the present utility model;

FIG. 3 is a schematic top view of a first seal ring according to the present utility model;

fig. 4 is a schematic view of the bottom view of the sealing block of the present utility model.

In the figure: 1. a valve handle; 2. a shaft sleeve; 3. a valve housing; 4. a screw sleeve; 5. a screw; 6. a water outlet; 7. a third conduit; 8. a first seal ring; 9. a filter bag; 10. a second seal ring; 11. a connecting rod; 12. a screw; 13. a screw head; 14. a water inlet; 15. a second pipe; 16. butterfly valve; 17. a first pipe; 18. a sealing block; 19. and a valve core.

Detailed Description

The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.

Example 1

As shown in fig. 1, fig. 2, fig. 3 and fig. 4, the throttle valve provided by the utility model comprises a valve shell 3, a shaft sleeve 2 is installed at the inner top end of the valve shell 3 in a penetrating way, a threaded sleeve 4 is inserted into the shaft sleeve 2, a screw 5 is inserted into the inner bottom end of the threaded sleeve 4, a valve core 19 is connected to the bottom end of the screw 5, a screw opening 12 is formed in the inner bottom end of the valve shell 3, a screw head 13 is installed in the inner rotation of the screw opening 12, a connecting rod 11 is connected to the top surface of the screw head 13 in a rotation way, a water inlet 14 is formed in the bottom end of one side of the outer part of the valve shell 3, a butterfly valve 16 is connected to the surface of the water inlet 14 through a second pipeline 15, and one side of the butterfly valve 16 is connected to a first pipeline 17.

The inside that water was transmitted to butterfly valve 16 through first pipeline 17, this water transmission to the inside of second pipeline 15 through butterfly valve 16, this water transmission to the inside of water inlet 14 by second pipeline 15 again, this water enters into the inside bottom of valve casing 3 through water inlet 14, the inside that enters into the inside bottom of valve casing 3 can pass through filter bag 9, the position department of first sealing washer 8 and sealing block 18 can be carried to this water through the filtration of filter bag 9, the staff holds valve handle 1 and force rotation this moment, the rotation force of exerting on valve handle 1 can synchronize into swivel nut 4, swivel nut 4 can rotate in the inside of axle sleeve 2, its inside male screw 5 will be in its inside lift removal because of the screw engagement after swivel nut 4 rotates, the case 19 that the bottom was connected can be taken to the moving screw 5 is at the inside top of valve casing 3, the fixed sealing block 18 of bottom can be taken to leave the surface of first sealing washer 8, the restriction of removing the water transmission, the jam can be transmitted to the inside of third pipeline 7 through delivery port 6 at first sealing washer 8 and sealing block 18 position, the inside of third pipeline 7 is held by the staff, the inside of swivel nut 7 is passed through the third pipeline 7, the inside pipeline 9 need be taken out to the screw 13 and the inside of the person is followed by the swivel nut 13 when the swivel nut 13 is followed to rotate the inside of the end cover 13 and need to be screwed down the end socket 13, the person is just need to be screwed off the person is in the end-stop 13, the person is in order to be connected to be in the end cover 13 after the swivel nut is required to be screwed to be had, the person has turns has the end 13, and is turned to be turned to the end has been turned to the end has been turned.

Example two

As shown in fig. 1, 2, 3 and 4, the throttle valve according to the present utility model further includes, compared to the first embodiment: the water outlet 6 is arranged in the middle of the other side of the outer part of the valve shell 3, the third pipeline 7 is connected to the surface of the water outlet 6, the filter bag 9 is connected to the top end of the connecting rod 11, the second sealing ring 10 is sleeved on the side edge of the outer surface of the filter bag 9, the first sealing ring 8 is fixed in the middle of the inner part of the valve shell 3, the sealing block 18 is clamped in the inner part of the first sealing ring 8, the sealing block 18 is fixed on the bottom surface of the valve core 19, the valve handle 1 is fixed on the outer top end of the screw sleeve 4, the circular structural design is adopted at the inner bottom end of the valve shell 3, and the rectangular structural design is adopted at the inner top end of the valve shell 3.

In this embodiment, as shown in fig. 1, through the cooperation of the water outlet 6 and the third pipe 7, the water in the valve housing 3 with the restriction removed can be discharged through the water outlet, so as to achieve the effect of outputting water;

as shown in fig. 1 and 2, by providing the filter pocket 9, the water inputted into the valve housing 3 through the first pipe 17 can pass through the inside thereof and be filtered, thereby achieving the effect of filtering water treatment, and the second sealing ring 10 is installed to enable the filter pocket 9 to be closely attached to the inner wall surface when being inserted into the inner bottom end of the valve housing 3, thereby preventing water from flowing through the edge gap;

as shown in fig. 1, 3 and 4, the interior of the valve housing 3 can be stopped and drained by the cooperation of the first sealing ring 8 and the sealing block 18, so that the effect of controlling the flow by opening and closing is achieved;

as shown in fig. 1, the valve handle 1 is installed to enable a worker to conveniently apply a rotating force to the screw sleeve 4, thereby providing a force application point;

as shown in fig. 1 and 3, the reason why the inner bottom end of the valve housing 3 is designed in a circular structure is that the filter bag 9 which is designed in a circular structure can move in a sealing manner in the interior of the valve housing, and the reason why the inner top end is designed in a rectangular structure is that the valve core 19 which is designed in a rectangular structure can move in a limiting manner in the interior of the valve core, so that the screw 5 is prevented from rotating along with the screw sleeve 4.

The above-described embodiments are merely a few preferred embodiments of the present utility model, and many alternative modifications and combinations of the above-described embodiments will be apparent to those skilled in the art based on the technical solutions of the present utility model and the related teachings of the above-described embodiments.

Claims (6)

1. A throttle valve comprising a valve housing (3), characterized in that: the inside top of valve casing (3) is run through and is installed axle sleeve (2), and insert swivel nut (4) in the inside of axle sleeve (2), and screw rod (5) have been inserted to the inside bottom of swivel nut (4), and the bottom of screw rod (5) is connected with case (19), screw (12) have been seted up to the inside bottom of valve casing (3), and screw head (13) are installed in the inside rotation of screw (12), and the top surface rotation of screw head (13) is connected with connecting rod (11), outside one side bottom of valve casing (3) is equipped with water inlet (14), and the surface of water inlet (14) is connected with butterfly valve (16) through second pipeline (15), and one side of butterfly valve (16) is connected with first pipeline (17).

2. A throttle valve as defined in claim 1, wherein: a water outlet (6) is arranged in the middle of the other side of the outer part of the valve housing (3), and a third pipeline (7) is connected to the surface of the water outlet (6).

3. A throttle valve as defined in claim 1, wherein: the top of connecting rod (11) is connected with and strains pocket (9), and the surface side cover of straining pocket (9) has second sealing washer (10).

4. A throttle valve as defined in claim 1, wherein: a first sealing ring (8) is fixed in the middle of the inside of the valve casing (3), a sealing block (18) is clamped in the first sealing ring (8), and the sealing block (18) is fixed on the bottom surface of the valve core (19).

5. A throttle valve as defined in claim 1, wherein: the valve handle (1) is fixed at the outer top end of the screw sleeve (4).

6. A throttle valve as defined in claim 1, wherein: the inside bottom of valve casing (3) adopts circular structural design, the inside top of valve casing (3) adopts rectangular structural design.