Cinder valve capable of preventing dust deposition

Abstract

The utility model relates to the technical field of cinder valves, in particular to a cinder valve capable of preventing dust deposition, which comprises a shell, fixing mechanisms arranged on the upper side and the lower side of the shell, and a cinder discharging mechanism used for discharging dust from a valve body, positioned in the shell and comprising a rotating shaft rotationally arranged in the shell, two fixing frames symmetrical in the vertical direction are arranged on the outer wall of the rotating sleeve, a protruding plate is fixed to the end, away from the rotating sleeve, of the sliding plate, and a sealing structure used for sealing the valve body is arranged on the side, close to the inner wall of the shell, of the protruding plate. The dust removal device has the beneficial effects that the two fixing frames are rotated to be horizontal through the dust discharging mechanism, then a sealing structure is used for driving a protruding plate to move close to the inner wall of the shell, dust on the contact face of the inner wall of the shell and the protruding plate is cleaned away while moving, and the situation that dust is mixed on the contact face of the shell and the protruding plate, and consequently a gap exists between the shell and the protruding plate is prevented; and therefore, the sealing effect of the convex plate on the valve body is improved, and the sealing performance of the valve body is enhanced.

Description

TECHNICAL FIELD

[0001] The utility model relates to a dust discharging valve technical field, in particular to a dust discharging valve of prevent silted dust. BACKGROUND

[0002] In industrial production, part of industrial machines is easy to produce dust accumulation in work, including the fuel ash produced in the combustion process of boiler is easy to cause accumulation to machinery and pipeline, influences production quality and efficiency, and the mode of manual dust removal is low in efficiency, and in part of pipeline, it is not easy to treat internal dust, needs the dust discharging valve of special dust discharging work.

[0003] Through comparison patent announcement no. CN221069722U's dust discharging valve with quick dust removal function, in this scheme, the rotating motor drives the stirring vane rotation to carry out dust removal operation, after dust removal, the extension length of stirring vane is adjusted, makes the sealing of stirring vane and the inner wall of circular dust falling pipeline and completes the sealing of valve body, but, stirring vane is always in contact with dust, so the end of stirring vane may adhere to certain dust, and then the fit degree between the end of stirring vane and the inner wall of circular dust falling pipeline will be reduced, due to the existence of dust particles, there may be a gap between the two, thereby the sealing property of valve body is reduced. UTILITY MODEL CONTENT

[0004] The utility model discloses a dust discharging valve of prevent silted dust just to solve the above -mentioned problem.

[0005] The utility model discloses the following technical scheme to realize the above-mentioned purpose:

[0006] A dust discharging valve of prevent silted dust, including the shell, the upper and lower sides of shell are provided with fixed mechanism, still include the dust discharging mechanism for carrying out dust removal to valve body, and the dust discharging mechanism is located in the shell inside;

[0007] The dust discharging mechanism includes a rotating shaft rotatably arranged in the shell, a rotating motor is installed on the rotating end of the rotating shaft, a rotating sleeve is fixed on the outer wall of the rotating shaft, two fixed frames symmetrical about the upper and lower directions are arranged on the outer wall of the rotating sleeve, a sliding plate is slidably installed in the fixed frame, a first electric push rod is arranged between the sliding plate and the fixed frame, a plurality of fixed rotating plates are arranged at the upper and lower ends of the rotating sleeve, the plurality of fixed rotating plates are distributed around the center of the rotating sleeve, a convex plate is fixed to one end of the sliding plate away from the rotating sleeve, and a sealing structure for sealing the valve body is arranged on the side of the convex plate close to the inner wall of the shell.

[0008] Preferably, the sealing structure comprises an L-shaped pull plate slidingly arranged between the convex plate and the sliding plate, a second electric push rod is arranged between the L-shaped pull plate and the sliding plate, a connecting plate is fixed to one end of the L-shaped pull plate away from the rotating sleeve, a partition plate is fixed to the lower end of the convex plate, a non-slip pad is connected between the partition plate and the connecting plate, the non-slip pad is attached to the convex plate, the one end of the convex plate away from the rotating sleeve is arc-shaped, a tension spring is connected between the lower end of the non-slip pad and the partition plate, and the upper end of the non-slip pad is fixed to the connecting plate.

[0009] Preferably, the fixing mechanism comprises an upper fixing seat arranged on the upper end of the shell, a feeding pipe is fixed to the upper end of the upper fixing seat, locking bolts are arranged around the upper fixing seat, and a discharging pipe is fixed to the lower end of the shell.

[0010] Preferably, the non-slip pad is thicker from top to bottom, and the upper half of the non-slip pad is a dirty surface and the lower half of the non-slip pad is a clean surface.

[0011] Preferably, the surface of the convex plate is smooth.

[0012] Preferably, a baffle is slidingly arranged at the lower end of the sliding plate close to the lower end of the non-slip pad, a compression spring is connected between the baffle and the sliding plate, and the upper end of the baffle is arc-shaped.

[0013] Preferably, the discharging pipe is in the shape of a horn with the large end downward.

[0014] Compared with the prior art, the beneficial effects are as follows:

[0015] By means of the ash discharging mechanism, the two fixing frames are turned to be horizontal, then the sealing structure is used to drive the convex plate to move close to the inner wall of the shell, and at the same time, the inner wall of the shell and the contact surface of the convex plate are cleaned, so that the dust is prevented from being mixed on the contact surface, the gap between the two is avoided, the sealing effect of the convex plate on the valve body is improved, and the sealing property of the valve body is improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical solutions of 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 the prior art description. Obviously, the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained from these drawings without creative labor.

[0017] Figure 1 is a space perspective view of the ash discharging valve of the present application;

[0018] Figure 2 is a structure sectional view of the inside of the shell of the ash discharging valve of the present application;

[0019] Figure 3 is Figure 2The local enlarged view at A in the middle;

[0020] Figure 4 The structure schematic diagram of the unloading mechanism of the anti-silt ash unloading valve is described in the utility model;

[0021] Figure 5 The structure sectional view of the inside of the sliding plate of the anti-silt ash unloading valve is described in the utility model.

[0022] The sign of the reference numerals is as follows:

[0023] 100, shell; 201, rotating shaft; 202, rotating motor; 203, rotating sleeve; 204, fixed rotating plate; 205, fixed frame; 206, sliding plate; 207, first electric push rod; 208, second electric push rod; 209, L-shaped pull plate; 210, convex plate; 211, connecting plate; 212, non-slip mat; 213, baffle; 214, partition; 301, upper fixed seat; 302, locking bolt; 303, feeding pipeline; 304, discharging pipeline. DETAILED DESCRIPTION

[0024] In the description of the utility model, it needs to be explained that, unless there is explicit provision and limitation, the terms "mounting", "connecting", "connecting" should be understood broadly, for example, it can be fixed connection, can also be detachable connection, or integrally connected; it can be mechanical connection, can also be electrical connection; it can be directly connected, can also be indirectly connected through intermediate medium, can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to specific circumstances.

[0025] The utility model is further described below in connection with the drawings:

[0026] As Figures 1-5 The anti-silt ash unloading valve shown in the figure, including shell 100, the fixed mechanism for fixing the valve body, the fixed mechanism is located on the upper and lower sides of shell 100, still include the unloading mechanism for the ash of the valve body is unloaded, and the unloading mechanism is located in the inside of shell 100.

[0027] In the embodiment: the fixed mechanism includes the upper fixed seat 301 arranged at the upper end of shell 100, the upper fixed seat 301 upper end is fixed with the feeding pipeline 303, the upper fixed seat 301 around is installed with locking bolt 302, the lower end of shell 100 is fixed with the discharging pipeline 304, and the discharging pipeline 304 is the horn shape of the big end downward setting, is convenient for dust to flow down quickly to avoid the jamming.

[0028] In this embodiment: the ash unloading mechanism comprises a rotating shaft 201 arranged inside the shell 100, a rotating motor 202 is installed at the rotating end of the rotating shaft 201, a rotating sleeve 203 is fixed on the outer wall of the rotating shaft 201, two fixed frames 205 symmetrical about the up-down direction are arranged on the outer wall of the rotating sleeve 203, a sliding plate 206 is slidingly installed inside the fixed frame 205, a first electric push rod 207 is arranged between the sliding plate 206 and the fixed frame 205, a plurality of fixed rotating plates 204 are arranged at the upper and lower ends of the rotating sleeve 203, the plurality of fixed rotating plates 204 are distributed around the center of the rotating sleeve 203, a convex plate 210 is fixed at the end of the sliding plate 206 away from the rotating sleeve 203, and a sealing structure for sealing the valve body is arranged on the side of the convex plate 210 close to the inner wall of the shell 100.

[0029] The sealing structure comprises an L-shaped pull plate 209 slidingly installed between the convex plate 210 and the sliding plate 206, a second electric push rod 208 is arranged between the L-shaped pull plate 209 and the sliding plate 206, a connecting plate 211 is fixed at the end of the L-shaped pull plate 209 away from the rotating sleeve 203, a partition plate 214 is fixed at the lower end of the convex plate 210, a non-slip pad 212 is connected between the partition plate 214 and the connecting plate 211, the non-slip pad 212 is in close contact with the convex plate 210, the end of the convex plate 210 away from the rotating sleeve 203 is arc-shaped, the thickness of the non-slip pad 212 from top to bottom is getting thicker, and the upper half is a dirty surface and the lower half is a clean surface, a tension spring is connected between the lower end of the non-slip pad 212 and the partition plate 214, the upper end of the non-slip pad 212 is fixed to the connecting plate 211, the surface of the convex plate 210 is smooth, a baffle 213 is slidingly installed at the bottom end of the sliding plate 206 close to the lower side of the non-slip pad 212, a compression spring is connected between the baffle 213 and the sliding plate 206, the upper end of the baffle 213 is arc-shaped, the two fixed frames 205 are turned to horizontal by the ash unloading mechanism, and then the convex plate 210 is driven by the sealing structure to move close to the inner wall of the shell 100, while moving, the dust on the contact surface between the inner wall of the shell 100 and the convex plate 210 is cleaned, preventing the dust from being mixed on the contact surface between the two, causing a gap between the two, thereby improving the sealing effect of the convex plate 210 on the valve body and enhancing the sealing performance of the valve body.

[0030] Working principle: first, place the device in the place where the ash needs to be unloaded, lock and fix the upper fixed seat 301 in this area by using a plurality of locking bolts 302, then the dust falls on the plurality of fixed rotating plates 204 inside the shell 100 through the feeding pipe 303, the rotating motor 202 is started to drive the rotating shaft 201 to rotate, and the plurality of fixed rotating plates 204 are rotated, a large amount of dust is discharged downward through the discharge pipe 304, and the discharge pipe 304 is in the shape of a horn, facilitating the rapid downward flow of dust to avoid blockage.

[0031] When the ash is unloaded, the two fixed frames 205 are rotated to the horizontal state, then the first electric push rod 207 is driven to move the sliding plate 206 close to the inner wall of the shell 100, the convex plate 210 is moved close to the inner wall of the shell 100, the anti-skid pad 212 at the end of the convex plate 210 is moved to leave a certain gap with the inner wall of the shell 100, then the second electric push rod 208 is driven to move the L-shaped pull plate 209 close to the rotating sleeve 203, the L-shaped pull plate 209 pulls the upper end of the anti-skid pad 212 to the direction of the rotating sleeve 203, the anti-skid pad 212 slides along the curved surface of the convex plate 210, with the movement of the anti-skid pad 212, the clean surface of the lower half of the anti-skid pad 212 moves upward, and the dirty surface of the upper half of the anti-skid pad 212 moves to the inside of the sliding plate 206, so that the dirty surface of the anti-skid pad 212 is separated from the inner wall of the shell 100, and the clean surface of the anti-skid pad 212 is attached to the inner wall of the shell 100.

[0032] When the anti-skid pad 212 slides upward along the convex plate 210, due to the characteristics that the thickness of the anti-skid pad 212 from top to bottom is getting thicker and thicker, the surface of the anti-skid pad 212 is attached to the inner wall of the shell 100 more and more closely, thereby increasing the sealing between the inner wall of the shell 100 and the anti-skid pad 212, without the participation of dust, the sealing of the valve body by the anti-skid pad 212 is greatly improved, and the sealing of the valve body is strengthened.

[0033] When ash needs to be unloaded, according to the working principle described above, the clean surface of the lower half of the anti-skid pad 212 is retracted in the sliding plate 206, and is always not in contact with the dust inside the shell 100, so that the clean surface of the anti-skid pad 212 always remains clean, and the upper end of the baffle 213 is always attached to the bottom end of the anti-skid pad 212, preventing the dust inside from entering the sliding plate 206 to pollute the clean surface of the anti-skid pad 212.

[0034] The basic principle, main features and advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements all fall within the scope of the claimed present application.

Claims

1. A silt-proof dust discharging valve comprising a housing (100), the housing (100) being provided with a fixing mechanism on both sides, characterized in that: The ash discharging mechanism is arranged inside the shell (100); The ash discharging mechanism comprises a rotating shaft (201) arranged inside the shell (100), a rotating motor (202) arranged at the rotating end of the rotating shaft (201), a rotating sleeve (203) fixed on the outer wall of the rotating shaft (201), two fixed frames (205) symmetrically arranged on the outer wall of the rotating sleeve (203), a sliding plate (206) slidingly arranged inside the fixed frame (205), a first electric push rod (207) arranged between the sliding plate (206) and the fixed frame (205), a plurality of fixed rotating plates (204) arranged at the upper and lower ends of the rotating sleeve (203), the plurality of fixed rotating plates (204) being arranged around the center of the rotating sleeve (203), a convex plate (210) fixed at the end of the sliding plate (206) away from the rotating sleeve (203), and a sealing structure arranged on the side of the convex plate (210) close to the inner wall of the shell (100) for sealing the valve body.

2. A silt-proof dust valve according to claim 1, characterized in that: The sealing structure comprises an L-shaped pull plate (209) slidingly arranged above the convex plate (210) and between the sliding plate (206), a second electric push rod (208) arranged between the L-shaped pull plate (209) and the sliding plate (206), a connecting plate (211) fixed at the end of the L-shaped pull plate (209) away from the rotating sleeve (203), a baffle (214) fixed at the lower end of the convex plate (210), a non-slip pad (212) connected between the baffle (214) and the connecting plate (211), the non-slip pad (212) being in close contact with the convex plate (210), the end of the convex plate (210) away from the rotating sleeve (203) being arc-shaped, a tension spring connected between the lower end of the non-slip pad (212) and the baffle (214), and the upper end of the non-slip pad (212) being fixed to the connecting plate (211).

3. A silt-proof dust valve according to claim 2, wherein: The fixing mechanism comprises an upper fixing seat (301) arranged at the upper end of the shell (100), a feeding pipe (303) fixed at the upper end of the upper fixing seat (301), and locking bolts (302) arranged around the upper fixing seat (301).

4. A silt-proof dust valve according to claim 3, wherein: The thickness of the non-slip pad (212) increases from top to bottom, and the upper half of the non-slip pad (212) is a dirty surface and the lower half is a clean surface.

5. A silt-proof dust valve according to claim 4, wherein: The surface of the convex plate (210) is smooth.

6. A silt-proof dust valve according to claim 5, wherein: The bottom end of the sliding plate (206) is slidingly arranged with a baffle (213) below the non-slip pad (212), a compression spring is connected between the baffle (213) and the sliding plate (206), and the upper end of the baffle (213) is arc-shaped.

7. A silt-proof dust valve according to claim 6, wherein: The lower discharge pipe (304) is in the shape of a horn with the large end downward.

Images