Upward-expanding type emptying valve

Abstract

The utility model discloses an upward expanding type emptying valve which comprises a valve body, a first flange plate is arranged on the valve body, a rotatable inner cylinder is arranged on the inner wall of the valve body, a plurality of scrapers are arranged at the bottom of the inner cylinder, and the outer walls of the scrapers are connected with the inner wall of the first flange plate in a sliding mode. The driving assembly drives the inner barrel to rotate, the inner barrel drives the inner barrel to rotate, the scraping plates are arranged on the inner side wall of the inner barrel, a plurality of flow guide protrusions are arranged on the inner side wall of the inner barrel, and the flow guide protrusions and the scraping plates are all used for driving materials to move and play a role in auxiliary discharging. The flow guide protrusions and the scrapers drive materials on the outer side of the valve body to move, the materials are caused to integrally move in the inner diameter direction of the valve body, the materials are assisted to fall downwards, and the problems that in the prior art, diffusion type conduction is conducted towards the periphery with a vibration source as the original point, the overall vibration effect of the materials is limited, and the discharging speed increasing effect is poor are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a discharging valve technical field, concretely is a kind of upper exhibition formula discharging valve. BACKGROUND

[0002] Discharging valve is mainly used for the valve of the bottom of storage tank, reaction kettle and other containers, according to actual situation, it is generally divided into upper exhibition formula discharging valve, lower exhibition formula discharging valve, plunger formula discharging valve, and it is widely used in chemical industry, petroleum, metallurgy, pharmacy, dye, food processing and other industries;Among them, the upper exhibition formula discharging valve is opened by upward valve flap, material enters into the inside of valve body from top, and the other side outlet discharges, however, when discharging some viscous material, it is easy to accumulate in the inside of valve body, so that the discharge is relatively inharmonious.

[0003] In the Chinese utility model patent with disclosure number CN221097480U, an upper exhibition formula discharging valve is disclosed, which is driven by a vibrating motor to vibrate the vibrating block, and the vibrating block vibrates the material inside the discharge pipe, thereby accelerating the falling rate of the material, but in use, since the vibrating motor and the vibrating block are only arranged on one side of the valve body, the material is mainly vibrated by the vibrating block, thereby affecting the material far away, so it is diffused and conducted from the origin of vibration source to the surrounding, and the vibration effect on the whole material is limited, so that the discharge rate is not improved well. UTILITY MODEL CONTENT

[0004] The utility model aims at making up for the deficiency of prior art, and provides an upper exhibition formula discharging valve.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0006] An upper exhibition formula discharging valve, comprising a valve body, a feed inlet and a discharge outlet are arranged on the valve body respectively, a first flange plate and a second flange plate are arranged at the discharge outlet and the feed inlet of the valve body, a rotatable inner cylinder is arranged on the inner wall of the valve body, a plurality of scrapers are arranged at the bottom of the inner cylinder, the outer wall of the scraper is slidably connected with the inner wall of the first flange plate, a plurality of flow guide protrusions are arranged on the inner side wall of the inner cylinder, and the plurality of flow guide protrusions and the plurality of scrapers are used to drive the movement of the material, thereby playing the role of auxiliary discharge.

[0007] The outer side of the first flange plate is provided with a driving assembly, the output end of the driving assembly is connected with a transmission mechanism, and the transmission mechanism is installed at the bottom of the inner cylinder, so that the driving assembly drives the rotational movement of the inner cylinder.

[0008] Further, the flow guide protrusions are arranged in a spiral shape along the inner side wall of the inner cylinder.

[0009] Furthermore, a first rotating assembly is provided between the interior of the valve body and the top of the inner cylinder, a second rotating assembly is provided between the bottom of the inner cylinder and the first flange, and the outer wall of the inner cylinder is slidably connected to the inner wall of the valve body;

[0010] The top of the first flange and the bottom of the valve body are detachably connected.

[0011] Furthermore, the first rotating assembly includes a first connecting portion, the top of the first connecting portion is rotatably connected to the inner wall of the valve body, the bottom of the first connecting portion is provided with a sealing gasket, and the bottom of the sealing gasket is provided on the top of the inner cylinder;

[0012] The second rotating assembly includes a rotating ring, the bottom of the rotating ring is rotatably connected to the top of the first flange, and the top of the rotating ring is provided with a sealing ring, which is provided at the bottom of the inner cylinder.

[0013] Furthermore, the transmission mechanism includes an annular cavity formed inside the first flange, a gear ring rotatably connected to the inner wall of the annular cavity, a second connecting portion detachably connected to the top of the gear ring, a top of the second connecting portion passing through the annular cavity and extending to the outside of the first flange, and a top of the second connecting portion connected to the bottom of the inner cylinder;

[0014] The outer side of the gear ring is meshed with a gear, the middle of the gear is connected to a rotating rod, the top of the rotating rod passes through the annular cavity and extends to the outside of the first flange, and the top of the rotating rod is connected to the output end of the driving assembly.

[0015] Furthermore, a limiting protrusion is provided on the top of the gear ring, and the top of the limiting protrusion is plugged into the bottom of the second connecting part;

[0016] There are several limiting protrusions distributed in a ring array, all of which are inserted into the second connecting part. The axis of the gear ring coincides with the axis of the inner cylinder, so that the gear ring drives the second connecting part to rotate, and then drives the inner cylinder to rotate.

[0017] Furthermore, the first connecting portion and the second connecting portion are both annular structures;

[0018] The inner wall and the outer wall of the second connecting portion are both provided with a second sealing structure, one side of which is in contact with the first flange, thereby sealing the connection between the second connecting portion and the first flange;

[0019] The inner wall and the outer wall of the first connecting portion are both provided with a second sealing structure. One side of the second sealing structure contacts the valve body, thereby sealing the connection between the first connecting portion and the valve body.

[0020] Compared with the prior art, the upward feeding valve has the following beneficial effects:

[0021] Firstly, the utility model discloses a drive assembly drives the rotation of the inner cylinder, and the inner cylinder drives the rotation of the flow guide protrusion and the scraper simultaneously, so that the flow guide protrusion and the scraper drive the movement of the material in the outer side of the valve body, and the overall movement of the material is caused along the inner diameter direction of the valve body, which assists the downward falling of the material, solves the problem that the vibration effect of the overall material is limited by the diffusion type conduction from the vibration source as the origin to the periphery, and makes the rate improving effect of the discharging poor.

[0022] Secondly, the first flange plate and the valve body are detachably connected, so that the one end of the valve body is opened, then the inner cylinder is taken out at the port, so as to replace the new inner cylinder, and the spiral flow guide protrusion is arranged on the inner wall of the inner cylinder, which provides downward auxiliary power for the material in rotation and improves the downward falling effect. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 It is a schematic view of the three-dimensional structure of the utility model;

[0024] Figure 2 It is a sectional view of the first flange plate in the utility model;

[0025] Figure 3 It is a sectional view of the inner cylinder in the utility model;

[0026] Figure 4 It is an enlarged schematic view of the structure at A in the utility model; Figure 3

[0027] Figure 5 It is a sectional view of the first connecting part in the utility model.

[0028] In the drawing: 1, valve body; 2, first flange plate; 3, inner cylinder; 4, flow guide protrusion; 5, scraper; 6, sealing ring; 7, first connecting part; 8, second connecting part; 9, gear ring; 10, gear; 11, annular cavity; 12, drive assembly; 13, gasket; 14, rotating ring; 15, sealing gasket. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0030] As Figure 1-5 ​As shown, the utility model provides a technical scheme: a kind of upper exhibition formula feed valve, including upper exhibition formula valve body 1, and the feed inlet and discharge outlet of being respectively provided with intercommunication are set in valve body 1, and the discharge outlet and feed inlet of valve body 1 are respectively provided with first flange plate 2 and second flange plate, and the inner wall of valve body 1 is provided with rotatable inner cylinder 3, and the bottom of inner cylinder 3 is provided with several scrapers 5, and the outer wall of scraper 5 is slidably connected with the inner wall of first flange plate 2, and the inner side wall of inner cylinder 3 is provided with several flow guide protrusions 4, and several flow guide protrusions 4 and several scrapers 5 are all used to drive material movement, play the role of auxiliary discharge;The outside of first flange plate 2 is provided with driving assembly 12, and the output end of driving assembly 12 is connected with transmission mechanism, and transmission mechanism is installed at the bottom of inner cylinder 3, to make driving assembly 12 drive inner cylinder 3 rotation movement.

[0031] In use, second flange plate can adopt the same design with first flange plate 2, and matching inner cylinder 3 and scraper 5 etc. component is set in corresponding position, and the flow direction of flow guide protrusion 4 is same with the direction of discharge, to further improve the effect of discharge, and inner cylinder 3, flow guide protrusion 4 and scraper 5 all adopt metal wear-resistant anticorrosive material, and flow guide protrusion 4 and inner cylinder 3 are provided with two kinds, the first kind, the inner diameter of inner cylinder 3 is same with the inner diameter inside valve body 1, i.e. flow guide protrusion 4 protrudes towards the inner diameter axis direction of valve body 1, and the top one end of flow guide protrusion 4 is sharp or arc protrusion, to play the role of breaking the material inside valve body 1, to reduce the resistance of material flowing downward in valve body 1;The second kind, the inner diameter of inner cylinder 3 is greater than the inner diameter of valve body 1, and the arc surface of flow guide protrusion 4 towards the side of inner diameter of valve body 1 is arc surface, simultaneously arc surface is adapted to the inner wall curved surface of valve body 1;Flow guide protrusion 4 is distributed along the inner wall of inner cylinder 3, to make flow guide protrusion 4 along the inner wall of inner cylinder 3 with material movement close to the side of inner wall of valve body 1, and along the inner diameter direction of valve body 1, to material transmission force towards the middle, to reduce the distance of material movement transmission, to facilitate material falling, simultaneously scraper 5 is constantly rotating movement at the inner wall of first flange plate 2, to avoid material blockage, to further assist material downward movement.

[0032] Flow guide protrusion 4 is helically arranged along the inner side wall of inner cylinder 3;First rotating assembly is arranged between the inside of valve body 1 and the top of inner cylinder 3, second rotating assembly is arranged between the bottom of inner cylinder 3 and first flange plate 2, and the inner side wall of inner cylinder 3 is slidably connected with the inner wall of valve body 1;The top of first flange plate 2 and the bottom of valve body 1 are detachably connected;In use, first flange plate 2 is fixedly connected with valve body 1 by bolt, and gasket 13 is arranged between the two, to play the effect of sealing, after first flange plate 2 and valve body 1 are installed, first flange plate 2 provides upward force, and inner cylinder 3 is limited in the inside of valve body 1 through second rotating assembly and first rotating assembly, while keeping the independent rotation of inner cylinder 3, to facilitate the installation and dismounting of inner cylinder 3.

[0033] The first rotating assembly includes a first connecting part 7, the top of the first connecting part 7 is rotatably connected to the inner wall of the valve body 1, and a sealing gasket 15 is provided at the bottom of the first connecting part 7, and the bottom of the sealing gasket 15 is provided at the top of the inner cylinder 3; the second rotating assembly includes a rotating ring 14, the bottom of the rotating ring 14 is rotatably connected to the top of the first flange 2, and a sealing ring 6 is provided at the top of the rotating ring 14, and the sealing ring 6 is provided at the bottom of the inner cylinder 3; when in use, the sealing ring 6 and the sealing gasket 15 are squeezed by the upward extrusion of the first flange 2, so that the rotating ring 14 and the bottom of the inner cylinder 3 and the bottom of the first connecting part 7 and the top of the inner cylinder 3 are kept sealed, and then the inner cylinder 3 located between the first connecting part 7 and the rotating ring 14 is freely rotated through the rotational connection between the first connecting part 7 and the valve body 1 and the rotational connection between the rotating ring 14 and the first flange 2.

[0034] The transmission mechanism includes an annular cavity 11 opened inside the first flange 2, and the inner wall of the annular cavity 11 is rotatably connected to a gear ring 9, and the top of the gear ring 9 is detachably connected to a second connecting part 8, and the top of the second connecting part 8 passes through the annular cavity 11 and extends to the outside of the first flange 2, and the top of the second connecting part 8 is connected to the bottom of the inner cylinder 3; the outer side of the gear ring 9 is meshed with a gear 10, and the middle part of the gear 10 is connected to a rotating rod, the top of the rotating rod passes through the annular cavity 11 and extends to the outside of the first flange 2, and the top of the rotating rod is connected to the output end of the driving component 12; when in use, the driving component 12 can adopt an electric motor, which drives the rotating rod to rotate through the driving component 12, and the rotating rod drives the gear 10 to rotate. The gear 10 further drives the gear ring 9 to rotate, and the gear ring 9 drives the inner cylinder 3 to rotate through the second connecting part 8, thereby realizing the rotational drive of the inner cylinder 3.

[0035] A limiting protrusion is provided on the top of the gear ring 9, and the top of the limiting protrusion is plugged into the bottom of the second connecting part 8; there are several limiting protrusions, which are distributed in a ring array and are all inserted into the second connecting part 8. The axis of the gear ring 9 coincides with the axis of the inner cylinder 3, so that the gear ring 9 drives the second connecting part 8 to rotate, and then drives the inner cylinder 3 to rotate.

[0036] The first connection part 7 and the second connection part 8 are both annular structures; the inner wall and the outer wall of the second connection part 8 are both provided with a second sealing structure, and one side of the second sealing structure is in contact with the first flange 2, which plays a role in sealing the connection between the second connection part 8 and the first flange 2; the inner wall and the outer wall of the first connection part 7 are both provided with a second sealing structure, and one side of the second sealing structure is in contact with the valve body 1, which plays a role in sealing the connection between the first connection part 7 and the valve body 1; when in use, the first sealing structure and the second sealing mechanism can both adopt rotating sealing rings, and the connection between the inner cylinder 3 and the connection between the valve body 1 are sealed through the first sealing structure and the second sealing structure as well as the sealing gasket 15 and the sealing ring 6 respectively to prevent the material inside the valve body 1 from leaking to the outside.

[0037] First, open the valve body 1, then control the drive assembly 12 to drive the gear 10 to rotate, the gear 10 further drives the gear ring 9 to rotate, the gear ring 9 further drives the second connecting part 8 to rotate through the limiting protrusion on the top, so that the second connecting part 8 further drives the inner tube 3 to rotate, and the inner tube 3 further drives the scraper 5 and the guide protrusion 4 at the bottom to rotate, so that the guide protrusion 4 and the scraper 5 drive the material in the valve body 1 to move, thereby assisting the material to be discharged downward.

[0038] When replacing the guide protrusion 4, first remove the drive assembly 12 and the rotating rod, then remove the bolts between the first flange 2 and the valve body 1, separate the valve body 1 and the first flange 2, so that the limiting protrusion of the gear ring 9 is removed at the bottom of the second connecting part 8, and then pull the inner cylinder 3 downward to take the inner cylinder 3 out of the valve body 1, and reinstall the inner cylinder 3 with the new guide protrusion 4 inside the valve body 1.

Claims

1. An upward-expanding discharge valve, comprising a valve body (1), wherein the valve body (1) is provided with a feed inlet and a discharge inlet that are connected to each other, and a first flange (2) and a second flange are provided at the feed inlet and the discharge inlet of the valve body (1), respectively, characterized in that: The inner wall of the valve body (1) is provided with a rotatable inner cylinder (3), the bottom of the inner cylinder (3) is provided with a plurality of scrapers (5), the outer wall of the scraper (5) is slidably connected to the inner wall of the first flange (2), and the inner side wall of the inner cylinder (3) is provided with a plurality of guide protrusions (4), and the plurality of guide protrusions (4) and the plurality of scrapers (5) are used to drive the movement of materials, thereby playing a role in assisting material discharge; A driving assembly (12) is provided on the outer side of the first flange (2), and an output end of the driving assembly (12) is connected to a transmission mechanism, which is installed at the bottom of the inner cylinder (3) so that the driving assembly (12) drives the inner cylinder (3) to rotate.

2. The upward-expanding discharge valve according to claim 1, characterized in that: The flow-guiding protrusion (4) is arranged in a spiral shape along the inner side wall of the inner cylinder (3).

3. The upward-expanding discharge valve according to claim 1, characterized in that: A first rotating assembly is provided between the interior of the valve body (1) and the top of the inner cylinder (3), a second rotating assembly is provided between the bottom of the inner cylinder (3) and the first flange (2), and the outer wall of the inner cylinder (3) is slidably connected to the inner wall of the valve body (1); The top of the first flange (2) and the bottom of the valve body (1) are detachably connected.

4. The upward-expanding discharge valve according to claim 3, characterized in that: The first rotating assembly comprises a first connecting portion (7), the top of the first connecting portion (7) being rotatably connected to the inner wall of the valve body (1), the bottom of the first connecting portion (7) being provided with a sealing gasket (15), and the bottom of the sealing gasket (15) being provided on the top of the inner cylinder (3); The second rotating assembly includes a rotating ring (14), the bottom of the rotating ring (14) is rotatably connected to the top of the first flange (2), and a sealing ring (6) is provided on the top of the rotating ring (14), and the sealing ring (6) is provided at the bottom of the inner cylinder (3).

5. The upward-expanding discharge valve according to claim 4, characterized in that: The transmission mechanism comprises an annular cavity (11) provided inside the first flange (2); the inner wall of the annular cavity (11) is rotatably connected to a gear ring (9); the top of the gear ring (9) is detachably connected to a second connecting portion (8); the top of the second connecting portion (8) passes through the annular cavity (11) and extends to the outside of the first flange (2); the top of the second connecting portion (8) is connected to the bottom of the inner cylinder (3); The outer side of the gear ring (9) is meshedly connected with a gear (10), the middle of the gear (10) is connected with a rotating rod, the top end of the rotating rod passes through the annular cavity (11) and extends to the outside of the first flange (2), and the top of the rotating rod is connected to the output end of the driving component (12).

6. The upward-expanding discharge valve according to claim 5, characterized in that: A limiting protrusion is provided on the top of the gear ring (9), and the top of the limiting protrusion is plugged into the bottom of the second connecting portion (8); There are several limiting protrusions distributed in a ring array, all of which are inserted into the second connecting portion (8). The axis of the gear ring (9) coincides with the axis of the inner cylinder (3), so that the gear ring (9) drives the second connecting portion (8) to rotate, thereby driving the inner cylinder (3) to rotate.

7. The upward-expanding discharge valve according to claim 5, characterized in that: The first connecting portion (7) and the second connecting portion (8) are both annular structures; The inner wall and the outer wall of the second connecting portion (8) are both provided with a second sealing structure, and one side of the second sealing structure is in contact with the first flange (2), thereby sealing the connection between the second connecting portion (8) and the first flange (2); The inner wall and the outer wall of the first connecting portion (7) are both provided with a second sealing structure, and one side of the second sealing structure is in contact with the valve body (1), thereby sealing the connection between the first connecting portion (7) and the valve body (1).

Images