CN216343944U

CN216343944U - Industrial chemical valve

Info

Publication number: CN216343944U
Application number: CN202122741546.0U
Authority: CN
Inventors: 宋宣; 宋文俊
Original assignee: Jiangsu Xinghaoyuan Machinery Co ltd
Current assignee: Jiangsu Xinghaoyuan Machinery Co ltd
Priority date: 2021-11-10
Filing date: 2021-11-10
Publication date: 2022-04-19
Anticipated expiration: 2031-11-10

Abstract

The utility model relates to an industrial chemical valve which comprises a valve main body, wherein connecting ports are arranged on two sides in the valve main body, an adjusting cavity is arranged in the valve main body, an installing cavity is arranged above the adjusting cavity, a cover plate is arranged above the installing cavity, a fixing bolt is arranged on the cover plate, an adjusting plate is arranged in the adjusting cavity, a screw rod is fixedly arranged at the top of the adjusting plate, the screw rod penetrates through the valve main body and the cover plate, a rotating wheel is fixedly arranged at the top of the screw rod, a feeding cavity, a communicating cavity and a discharging cavity are formed in the bottom of the adjusting cavity, the adjusting cavity is communicated with the feeding cavity through the communicating cavity, an arc-shaped groove is formed in the bottom of the adjusting cavity, one side of the arc-shaped groove is communicated with the discharging cavity, and a positive thread and a connecting sleeve are arranged on the valve main body and the feeding pipe.

Description

Industrial chemical valve

Technical Field

The utility model relates to the technical field of industrial valves, in particular to an industrial and chemical valve.

Background

The chemical valve is an important accessory for controlling medium flow on a chemical pipeline, the detailed principle and the structural cross section refer to related data books, the valve comprises a valve body, an opening and closing mechanism and a valve cover, Chinese patent document with publication number CN211117864U discloses a chemical valve, which comprises a valve rod, a valve body and a flow pipe integrally formed in the valve body, a sealing element is integrally formed on the lower surface of the valve rod, a plurality of connecting plates are integrally formed on the side surface of the valve body, the valve body is fixedly connected with a connecting port through the connecting plates, a fastening ring is screwed on the outer surface of the connecting port, a plurality of fixing rods are slidably connected in the inner wall of the connecting port, a supporting port is integrally formed on one side of the connecting plates, a sealing gasket is padded between the fixing rods and the connecting plates, a connecting pipe is clamped between the fixing rods and the supporting port, the end of the connecting pipe is tightly attached to the sealing gasket, so that the connecting position of the connecting pipe can be sealed, then the rethread closes the tight loop soon for the dead lever that has the slope can be extruded to the tight loop, makes a plurality of dead lever can fasten the connecting pipe, thereby makes the connecting pipe can be inseparable install the surface that supports the mouth and connect the valve body, but the inside component pressure of valve is great, thereby causes the valve slack easily, and the valve is comparatively loaded down with trivial details with being connected of inlet pipe simultaneously.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems in the prior art, the utility model provides an industrial chemical valve to solve the technical problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: an industrial chemical valve comprises a valve main body, wherein connecting ports are arranged on two sides in the valve main body, an adjusting cavity is arranged in the valve main body, an installation cavity is arranged above the adjusting cavity, a cover plate is arranged above the installation cavity, a plurality of fixing bolts are arranged on the cover plate, the cover plate and the valve main body are detachably connected through the fixing bolts, an adjusting plate is arranged in the adjusting cavity, a screw rod is fixedly arranged at the top of the adjusting plate, the screw rod penetrates through the valve main body and the cover plate, a rotating wheel is fixedly arranged at the top of the screw rod, a feeding cavity, a communicating cavity and a discharging cavity are formed in the bottom of the adjusting cavity, the adjusting cavity is communicated with the feeding cavity through the communicating cavity, an arc-shaped groove is formed in the bottom of the adjusting cavity, one side of the arc-shaped groove is communicated with the discharging cavity, the adjusting plate is controlled to lift through the rotating wheel, and further the liquid flowing space in the adjusting cavity is controlled, when the adjusting plate is tightly attached to the valve body, the valve body is closed to prevent liquid from flowing, the adjusting plate is far away from the valve body, the valve is opened to allow liquid to pass, the control function of the valve on the flowing of the liquid is achieved, when the valve is required to be closed due to the fact that the liquid pressure is large, the liquid can flow out of the arc-shaped groove, the liquid is prevented from contacting with the threaded rod and the parts above the adjusting plate, and the service life of the valve is prolonged.

Preferably, the regulating plate bottom is equipped with the closing plate, the closing plate bottom is equipped with the arc liner, arc liner shape, size and arc wall adaptation can seal when making regulating plate and valve main part contact through setting up the arc liner, prevent that liquid from corroding regulating plate and screw rod, and when closing the valve, liquid can be crowded into the arc wall in, extrude the liquid in the arc wall to ejection of compact chamber through the arc liner, and then with the inside liquid of valve main part clean.

In further preferred, the fixed annular packing pad that is equipped with in apron below, annular packing pad and installation cavity inner wall are sealed, through the airtight structure that annular packing pad and installation cavity are sealed to form the installation cavity, prevent that the corrosive liquids in the valve main part volatilizees and influence the workman healthily.

In a further preferred mode, the cover plate is fixedly provided with a vertical sleeve, the vertical sleeve is provided with an internal thread matched with the screw rod, and the vertical sleeve enables the screw rod to move in the vertical direction.

It is preferred in further, valve main part one side is equipped with the inlet pipe respectively, the wall thickness of inlet pipe is greater than the wall thickness of valve main part, all be provided with positive screw thread in inlet pipe and the valve main part, be equipped with the connecting sleeve in the valve main part, the last fixed first flange that is equipped with of connecting sleeve, be equipped with the second flange on the inlet pipe, through connecting sleeve connection valve main part and inlet pipe, it is firm and firm to connect, and the wall thickness of inlet pipe is greater than the wall thickness of valve main part, reduces the impulsive force of liquid flow to the valve main part, through the connection of first flange with the second flange, the fixed sleeve position makes valve main part and inlet pipe connect closely.

In further preferred, first flange passes through the cooperation of bolt and nut with the second flange and can dismantle and be connected, be provided with the spacing groove on the inlet pipe, the second flange rotates along the inlet pipe at the spacing inslot, is convenient for align with the screwed hole of first flange through rotating the second flange, and the connection of being convenient for first flange and second flange is fixed.

Compared with the prior art, the utility model provides an industrial chemical valve, which has the following beneficial effects:

the utility model comprises a valve main body, an adjusting cavity is arranged in the valve main body, an adjusting plate and a screw rod are arranged in the adjusting cavity, a sealing plate and an annular liner are arranged at the bottom of the adjusting plate, a rotating wheel is arranged at the top of the screw rod, a feeding cavity, a communicating cavity and a discharging cavity are arranged at the bottom of the adjusting cavity, an arc-shaped groove is arranged at the bottom of the adjusting cavity, one side of the arc-shaped groove is communicated with the discharging cavity, the adjusting plate is controlled to lift by rotating the rotating wheel, further controlling the liquid flowing space in the adjusting cavity, extruding the liquid in the arc-shaped groove to the discharging cavity through the arc-shaped liner, thereby discharging the liquid in the valve main body and realizing the control function of the valve on the liquid flow, by arranging the positive threads on the valve main body and the feeding pipe and connecting the positive threads, the valve main body and the feeding pipe are fixedly connected through the connecting sleeve, and the position of the connecting sleeve is fixedly connected through the first flange and the second flange, so that the feeding pipe and the valve main body are stably and firmly connected.

Drawings

FIG. 1 is a schematic view of the overall structure of an industrial and chemical valve according to the present invention;

FIG. 2 is a schematic cross-sectional view of the valve body according to the present invention;

FIG. 3 is a schematic view of a fitting structure of the adjusting plate, the screw and the runner according to the present invention.

In the figure: 1. a valve body; 2. a connection port; 3. an adjustment chamber; 4. a mounting cavity; 5. a cover plate; 6. fixing the bolt; 7. an adjusting plate; 8. a screw; 9. a rotating wheel; 10. a feed cavity; 11. a communicating cavity; 12. a discharge cavity; 13. an arc-shaped slot; 14. a sealing plate; 15. an arc-shaped liner; 16. an annular seal; 17. a vertical sleeve; 18. a feed pipe; 19. a connecting sleeve; 20. a first flange; 21. a second flange.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1:

referring to fig. 1-3, an industrial and chemical valve comprises a valve body 1, wherein two sides of the interior of the valve body 1 are provided with connecting ports 2, the interior of the valve body 1 is provided with an adjusting cavity 3, an installation cavity 4 is arranged above the adjusting cavity 3, a cover plate 5 is arranged above the installation cavity 4, the cover plate 5 is provided with a plurality of fixing bolts 6, the cover plate 5 and the valve body 1 are detachably connected through the fixing bolts 6, an adjusting plate 7 is arranged inside the adjusting cavity 3, the top of the adjusting plate 7 is fixedly provided with a screw 8, the screw 8 penetrates through the valve body 1 and the cover plate 5 and is fixedly provided with a rotating wheel 9 at the top, the bottom of the adjusting cavity 3 is provided with a feeding cavity 10, a communicating cavity 11 and a discharging cavity 12, the adjusting cavity 3 is communicated with the feeding cavity 10 through the communicating cavity 11, the bottom of the adjusting cavity 3 is provided with an arc-shaped groove 13, arc 13 one side and ejection of compact chamber 12 intercommunication, rotatory runner 9 promotes regulating plate 7, and liquid enters into regulating chamber 3 by connection port 2 and feeding chamber 10, flows out by ejection of compact chamber 12, and rotatory runner 9 makes regulating plate 7 descend, makes regulating plate 7 and valve main part 1 laminating, and then interrupt liquid flow.

In this embodiment, regulating plate 7 bottom is equipped with closing plate 14, closing plate 14 bottom is equipped with arc liner 15, arc liner 15 shape, size and arc wall 13 adaptation, closing plate 14 is pasted in regulating plate 7 bottom, when rotatory runner 9 reduces regulating plate 7, makes closing plate 14 and valve main part 1 hug closely, squeezes liquid into arc wall 13 in, arc liner 15 follows regulating plate 7 and descends, squeezes the liquid in the arc wall 13 and discharges to ejection of compact chamber 12, and then will adjust the liquid in the chamber 3 and arrange completely, and then prevent that corrosive chemical liquid from entering into parts such as regulating chamber 3 pollution screw rod 8.

In this embodiment, the fixed annular seal pad 16 that is equipped with in apron 5 below, annular seal pad 16 and the 4 inner walls of installation cavity are sealed, and chemical liquid is volatile corrosive liquid usually, seals annular seal pad 16 in installation cavity 4, makes to form inclosed cavity in installation cavity 4 and prevents that volatile corrosive liquid volatilizees toxic gas and passes through.

In this embodiment, the fixed vertical sleeve 17 that is equipped with on the apron 5, be provided with the internal thread with screw rod 8 adaptation on the vertical sleeve 17, through the external screw thread of screw rod 8 and the internal thread adaptation of vertical sleeve 17 be connected, make screw rod 8 can vertically remove when vertical sleeve 17 internal rotation, vertical sleeve 17 can control screw rod 8 and remove in vertical direction, prevents the direction skew.

In this embodiment, valve body 1 one side is equipped with inlet pipe 18 respectively, the wall thickness of inlet pipe 18 is greater than the wall thickness of valve body 1, all be provided with positive screw on inlet pipe 18 and the valve body 1, be equipped with connecting sleeve 19 on the valve body 1, the last fixed first flange 20 that is equipped with of connecting sleeve 19, be equipped with second flange 21 on the inlet pipe 18, inlet pipe 18 aligns with valve body 1 and is connected, and rotary connection sleeve 19 will connect sleeve 19 half rotatory to inlet pipe 18, until first flange 20 and second flange 21 are close to paste, be connected first flange 20 and second flange 21 through the cooperation of bolt and nut, and then fixed inlet pipe 18 and valve body 1.

In this embodiment, be provided with the spacing groove on the inlet pipe 18, second flange 21 rotates along inlet pipe 18 at the spacing inslot, when first flange 20 and second flange 21 are sealed, makes the bolt hole of first flange 20 and second flange 21 align through rotatory second flange 21, and then connects fixedly.

Example 2:

on the basis of embodiment 1, the feeding pipe 18 is connected with the valve body 1 in an aligned manner, the connecting sleeve 19 is rotated, half of the connecting sleeve 19 is rotated onto the feeding pipe 18 until the first flange 20 is attached to the second flange 21, the second flange 21 is rotated in the limiting groove, threaded holes of the first flange 20 and the second flange 21 are aligned, the first flange 20 and the second flange 21 are connected through matching of bolts and nuts, and the feeding pipe 18 and the valve body 1 are fixed.

Example 3:

on the basis of embodiment 2, connect the completion back at inlet pipe 18 and valve main part 1, rotatory runner 9, drive screw rod 8 vertical upward movement in vertical sleeve 17, and then promote regulating plate 7 and drive closing plate 14 and arc liner 15 upward movement, liquid enters into in regulating chamber 3 by connection port 2 and feeding chamber 10, flow out by ejection of compact chamber 12, realize the intercommunication function of valve, rotatory runner 9 makes regulating plate 7 descend, make closing plate 14 and valve main part 1 hug closely, crowd liquid in the arc wall 13, arc liner 15 follows regulating plate 7 and descends, liquid in the extrusion arc wall 13 is discharged to ejection of compact chamber 12, and then the liquid in the regulating chamber 3 is completely discharged, and then interrupt liquid flow.

While embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and variations may be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an industrial and chemical industry valve, includes valve main part (1), its characterized in that: the improved valve is characterized in that connecting ports (2) are arranged on two sides in the valve main body (1), an adjusting cavity (3) is arranged in the valve main body (1), an installation cavity (4) is arranged above the adjusting cavity (3), an cover plate (5) is arranged above the installation cavity (4), a fixing bolt (6) is arranged on the cover plate (5), a plurality of fixing bolts (6) are arranged, the cover plate (5) and the valve main body (1) are detachably connected through the fixing bolt (6), an adjusting plate (7) is arranged in the adjusting cavity (3), a screw rod (8) is fixedly arranged at the top of the adjusting plate (7), the screw rod (8) penetrates through the valve main body (1) and the cover plate (5) and is fixedly provided with a rotating wheel (9) at the top, a feeding cavity (10), a communicating cavity (11) and a discharging cavity (12) are formed in the bottom of the adjusting cavity (3), and the adjusting cavity (3) and the feeding cavity (10) are communicated through the communicating cavity (11), the bottom of the adjusting cavity (3) is provided with an arc-shaped groove (13), and one side of the arc-shaped groove (13) is communicated with the discharging cavity (12).

2. The industrial chemical valve of claim 1, wherein: the bottom of the adjusting plate (7) is provided with a sealing plate (14), the bottom of the sealing plate (14) is provided with an arc-shaped gasket (15), and the shape and size of the arc-shaped gasket (15) are matched with those of the arc-shaped groove (13).

3. The industrial chemical valve of claim 1, wherein: an annular sealing gasket (16) is fixedly arranged below the cover plate (5), and the annular sealing gasket (16) is closely attached to the inner wall of the installation cavity (4).

4. The industrial chemical valve of claim 2, wherein: the cover plate (5) is fixedly provided with a vertical sleeve (17), and the vertical sleeve (17) is provided with an internal thread matched with the screw rod (8).

5. The industrial chemical valve of claim 1, wherein: valve main part (1) one side is equipped with inlet pipe (18) respectively, the wall thickness of inlet pipe (18) is greater than the wall thickness of valve main part (1), all be provided with positive screw thread on inlet pipe (18) and valve main part (1), be equipped with connecting sleeve (19) on valve main part (1), the fixed first flange (20) that are equipped with on connecting sleeve (19), be equipped with second flange (21) on inlet pipe (18).

6. The industrial chemical valve of claim 5, wherein: first flange (20) can dismantle with the cooperation of second flange (21) through bolt and nut and be connected, be provided with the spacing groove on inlet pipe (18), second flange (21) rotate along inlet pipe (18) at the spacing inslot.