Device for monitoring pressure in SLEP activation furnace

By designing a dust removal brush and dust removal box in the Sleip activation furnace, the problem of dust clogging the pressure tapping hole was solved, ensuring the accuracy and reliability of pressure monitoring and achieving simple and efficient dust removal.

CN224108972UActive Publication Date: 2026-04-10NINGXIA NINGJIANGTAI CARBON MATERIAL TECH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-06-10
Publication Date
2026-04-10

AI Technical Summary

Technical Problem

In the Sleip activation furnace, dust clogs the pressure vent of the pressure monitoring device, affecting the accuracy of pressure monitoring. Existing technologies are unable to effectively remove the dust.

Method used

A device comprising a dust removal brush and a dust removal box is designed. The rotating cleaning brush removes dust entering through the air inlet and discharges it through the dust removal port, preventing dust from adhering to the pressure monitoring mechanism or clogging the pressure tapping hole.

Benefits of technology

It effectively prevents dust from entering the pressure tapping hole, ensuring the accuracy of pressure monitoring. It is simple to operate and safe and reliable.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224108972U_ABST
Patent Text Reader

Abstract

The utility model relates to an in-furnace pressure monitoring device for an SLEP activation furnace, which comprises a pressure monitoring mechanism, and a pressure guide hole of the pressure monitoring mechanism is communicated with an inner cavity of the activation furnace through an air inlet; the pressure guiding hole communicates with the air inlet through the dedusting mechanism. The dust removal mechanism comprises a dust removal box communicated with the pressure guide hole and the air inlet, and the dust removal box is communicated with a dust removal opening; a dust removal brush is rotationally arranged in the dust removal box, and the motion trail of the dust removal brush sequentially passes through the air inlet and the dust removal opening; dust entering from the air inlet is removed through the rotating cleaning brush and discharged through the dust removal port, dust in the furnace is prevented from being attached to the pressure monitoring mechanism or blocking the pressure guide hole, pressure detection of the pressure monitoring mechanism is prevented from being affected, and the device is simple, efficient, safe and reliable.
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Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of activated carbon preparation, especially to a slurry activated furnace in-furnace pressure monitoring device. BACKGROUND

[0002] In the process of producing activated carbon by a slurry activated furnace, the activated carbon production raw materials need to be transported into the activated furnace for processing to be converted into activated carbon, and in the processing process, the temperature, pressure and other parameters in the furnace need to be controlled to improve the production efficiency of activated carbon.

[0003] Because there is a large amount of dust in the activated furnace during the working process, a large amount of dust adheres to the internal pressure monitoring device or blocks the pressure monitoring device during the long working process, which seriously affects the accuracy of the pressure monitoring device, so a device is needed to remove the dust in the air introduced into the pressure monitoring device. UTILITY MODEL CONTENT

[0004] The utility model provides a kind of dust in the air introduced into the pressure monitoring device is removed by rotating cleaning brush, and is discharged by dust removal port, to prevent the dust in the furnace from adhering to pressure monitoring mechanism or blocking pressure monitoring hole, avoid affecting the pressure detection of pressure monitoring mechanism, simple and efficient, safe and reliable, easy to operate slurry activated furnace in-furnace pressure monitoring device.

[0005] The utility model is realized by the following technical scheme, provide slurry activated furnace in-furnace pressure monitoring device, including pressure monitoring mechanism, the pressure monitoring mechanism is communicated with the activated furnace inner cavity by the pressure monitoring hole of air inlet;Pressure monitoring hole is communicated air inlet by dust removal mechanism;Dust removal mechanism includes the dust removal box of communication pressure monitoring hole and air inlet, and dust removal box is communicated with dust removal port;Dust removal brush is rotationally arranged in dust removal box, and the movement track of dust removal brush sequentially passes through air inlet and dust removal port;Dust removal brush rotates and sequentially passes through air inlet, dust removal port and pressure monitoring hole, dust removal brush filters the dust in the air introduced by air inlet and is discharged by dust removal port, to avoid the dust in the air from entering pressure monitoring hole, prevent the dust in the furnace from adhering to pressure monitoring mechanism or blocking pressure monitoring hole, avoid affecting the pressure detection of pressure monitoring mechanism.

[0006] As optimization dust removal box is cylindrical structure, dust removal brush is the same cylindrical structure as dust removal box axis, and dust removal brush and dust removal box inner wall are attached;The gap between dust removal brush and dust removal box is removed by the attachment of dust removal brush and dust removal box inner wall, to avoid the dust in the air from passing through the gap between dust removal brush and dust removal box.

[0007] As optimization, a plurality of dust removal grooves are formed on the dust removal brush, and the movement track of the dust removal grooves passes through the air inlet and the dust removal port in sequence; most of the filtered dust is gathered in the dust removal groove and transported in the dust removal box, so that too much dust is prevented from sliding between the dust removal brush and the dust removal box.

[0008] As optimization, a rotating shaft is arranged in the dust removal box, and the dust removal brush is located on the rotating shaft; a plurality of support rods are fixed on the rotating shaft and arranged around the rotating shaft, and the support rods penetrate the dust removal brush; the dust removal brush is fixed by the support rods to prevent the dust removal brush from slipping on the rotating shaft.

[0009] As optimization, a limiting groove extending along the axial direction of the rotating shaft is formed on the rotating shaft, a sleeve is slidably arranged in the limiting groove, and the support rods and the dust removal brush are located on the sleeve; a sliding groove extending around the axis of the rotating shaft is arranged in the dust removal box, the sleeve is slidably arranged in the sliding groove, and the bottom of the sliding groove is provided with a concave-convex surface; the dust removal brush is driven to reciprocate on the rotating shaft by the concave-convex surface and the sleeve, so that the dust removal brush is shaken and the dust is accelerated to separate from the dust removal brush.

[0010] As optimization, a plurality of balls are arranged on the sleeve, and the balls are arranged in the sliding groove; the balls reduce the friction between the sleeve and the sliding groove.

[0011] As optimization, a return spring extending along the axial direction of the rotating shaft is arranged in the dust removal box, and the return spring is connected with the sleeve; the sleeve is applied with a certain tension or pressure by the return spring, so that the sleeve is prevented from being separated from the sliding groove.

[0012] As optimization, the dust removal port is communicated with a dust collection box, the dust collection box is provided with a dust discharge port, and the dust discharge port is provided with a valve; the dust collection box is used for storing dust, so that the internal pressure of the activation furnace is prevented from leaking.

[0013] As optimization, the dust removal port is provided with a one-way check valve, and the opening of the one-way check valve faces the dust collection box; the one-way check valve is used for controlling the moving direction of the dust, so that the dust in the dust collection box is prevented from re-entering the dust removal box.

[0014] The dust removal brush rotates and sequentially passes through the air inlet, the dust removal port and the pressure introduction hole, the dust removal brush filters the dust in the air introduced through the air inlet and discharges the dust through the dust removal port, so that the dust in the air is prevented from entering the pressure introduction hole, the dust in the furnace is prevented from adhering to the pressure monitoring mechanism or blocking the pressure introduction hole, and the pressure detection of the pressure monitoring mechanism is prevented from being affected; the gap between the dust removal brush and the dust removal box is removed by the abutting arrangement of the dust removal brush and the inner wall of the dust removal box, so that the dust in the air is prevented from passing through the gap between the dust removal brush and the dust removal box. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a front view of the utility model;

[0016] Figure 2 It is a side view of the utility model;

[0017] Figure 3 The utility model chute structure view;

[0018] As shown in the figure:

[0019] 1, pressure monitoring mechanism, 2, dust removal mechanism, 3, dust collection box, 4, valve, 5, check valve, 6, filter screen, 7, air inlet pipe, 8, drive mechanism, 101, pressure hole, 102, elastic component, 103, reflection component, 104, incident light source assembly, 105, focusing camera assembly, 201, dust removal box, 202, dust removal brush, 203, rotating shaft, 204, support rod, 205, sleeve, 206, chute, 207, ball, 208, return spring, 2021, dust removal groove. DETAILED DESCRIPTION

[0020] To clearly illustrate the technical features of the scheme, the following through specific implementation, the scheme is described.

[0021] As Figure 1 The utility model discloses a slip activation furnace pressure monitoring device in the furnace, including pressure monitoring mechanism 1, the pressure monitoring mechanism 1 is communicated with the activation furnace inner chamber through the air inlet of pressure hole 101;Pressure hole 101 is communicated with the air inlet through dust removal mechanism 2;Dust removal mechanism 2 includes the dust removal box 201 of communication pressure hole 101 and air inlet, and the dust removal box 201 is communicated with dust removal port;Dust removal brush 202 is rotationally arranged in the dust removal box 201, and the movement track of dust removal brush 202 passes through air inlet and dust removal port in proper order.

[0022] Pressure monitoring mechanism 1 is prior art, including elastic component 102, reflection component 103, incident light source assembly 104 and focusing camera assembly 105 and so on multiple components;Pressure hole 101 is set up at the top of dust removal box 201 and extends along the vertical direction, and the communication part of pressure hole 101 and dust removal box 201 is equipped with filter screen 6;The dust removal box 201 is communicated with air inlet pipe 7 through air inlet, and air inlet pipe 7 is set up at the top of dust removal box 201 and extends along the vertical direction, and air inlet pipe 7 is communicated with the activation furnace inner chamber;Dust removal port is located at the bottom of dust removal box 201;Dust removal brush 202 is connected with drive mechanism 8, and drive mechanism 8 is prior art, and can adopt motor.

[0023] The air in the activation furnace inner chamber enters dust removal box 201 through air inlet, dust removal brush 202 filters the air, and the dust in the air stays on dust removal brush 202, and the filtered air enters pressure monitoring mechanism 1 through pressure hole 101, and pressure monitoring mechanism 1 detects the pressure in the activation furnace;Rotating dust removal brush 202, dust removal brush 202 drives the filtered dust to rotate until the dust rotates to dust removal port, and the dust is discharged through dust removal port under the action of gravity.

[0024] As Figure 1 and 2 The dust removal box 201 is a cylindrical structure, the dust removal brush 202 is a cylindrical structure with the same axis as the dust removal box 201, and the dust removal brush 202 is arranged in close contact with the inner wall of the dust removal box 201; the dust removal brush 202 is coaxially fixed on the output end of the driving mechanism 8.

[0025] As Figure 1 shown, a plurality of dust removal grooves 2021 are formed on the dust removal brush 202, and the movement track of the dust removal groove 2021 passes through the air inlet and the dust removal port in turn.

[0026] The air in the inner cavity of the activation furnace enters the dust removal box 201 through the air inlet, and the dust removal brush 202 filters the air; the dust in the air stays in the air inlet; the dust removal brush 202 is rotated, the dust removal brush 202 drives the dust removal groove 2021 to rotate, when the dust removal groove 2021 passes through the air inlet, the dust in the air inlet enters the dust removal groove 2021; the dust removal brush 202 continues to drive the dust removal groove 2021 to rotate, until the dust removal groove 2021 rotates to the directly above the dust removal port, the dust is discharged through the dust removal port under the action of gravity.

[0027] As Figure 1 and 2 shown, a rotating shaft 203 is arranged in the dust removal box 201, and the dust removal brush 202 is located on the rotating shaft 203; a plurality of support rods 204 are fixedly arranged on the rotating shaft 203 and arranged around the rotating shaft 203, and the support rods 204 penetrate through the dust removal brush 202; the rotating shaft 203 is coaxially fixedly connected with the output end of the driving mechanism 8.

[0028] The rotating shaft 203 is rotated, the rotating shaft 203 drives the support rods 204 to rotate, and the dust removal brush 202 is synchronously rotated under the action of the rotating shaft 203 and the support rods 204.

[0029] As Figure 2 and 3 shown, a limiting groove extending along the axis of the rotating shaft 203 is formed on the rotating shaft 203, a sleeve 205 is slidably arranged in the limiting groove, and the support rods 204 and the dust removal brush 202 are located on the sleeve 205; a sliding groove 206 extending around the axis of the rotating shaft 203 is arranged in the dust removal box 201, the sleeve 205 is slidably arranged in the sliding groove 206, and the bottom of the sliding groove 206 is provided with a concave-convex surface.

[0030] The rotating shaft 203 is rotated, the rotating shaft 203 drives the sleeve 205 to rotate, the sleeve 205 drives the support rods 204 to rotate, and the dust removal brush 202 is synchronously rotated under the action of the sleeve 205 and the support rods 204; at the same time, the sleeve 205 slides on the sliding groove 206, under the action of the concave-convex surface, the sleeve 205 drives the support rods 204 and the dust removal brush 202 to reciprocate on the rotating shaft 203, the dust removal brush 202 vibrates, and the dust on the dust removal brush 202 accelerates to separate from the dust removal brush 202.

[0031] like Figure 2 The sleeve 205 shown is provided with a ball bearing 207, which is disposed in the groove 206.

[0032] The sleeve 205 slides on the groove 206 via the ball bearing 207.

[0033] like Figure 2 The dust collector 201 shown is provided with a return spring 208 extending axially along the rotating shaft 203, and the return spring 208 is connected to the sleeve 205.

[0034] The sleeve 205 slides on the slide groove 206. Under the action of the uneven surface and the return spring 208, the sleeve 205 drives the support rod 204 and the dust removal brush 202 to slide back and forth on the rotating shaft 203.

[0035] like Figure 1 and 2 The dust collection port shown is connected to a dust collection box 3, and a dust discharge port is provided on the dust collection box 3. The dust discharge port is equipped with a valve 4.

[0036] Dust is discharged through the dust removal port and enters the dust collection box 3 under the action of gravity. When the dust in the dust collection box 3 accumulates to a certain extent, the valve 4 is opened. The dust in the dust collection box 3 is discharged through the dust discharge port under the action of the pressure and gravity inside the activation furnace. After the dust is discharged, the valve 4 is closed.

[0037] like Figure 1 and 2 The dust collection port shown is equipped with a one-way check valve 5, and the opening of the one-way check valve 5 faces the dust collection box 3.

[0038] Dust on the dust removal brush 202 falls onto the one-way check valve 5 under the action of gravity. The dust removal brush 202 continues to rotate, and the dust on the one-way check valve 5 passes through the one-way check valve 5 and enters the dust collection box 3 under the pressure of gravity and the dust removal brush 202.

[0039] In actual production process, the air in the inner cavity of the activation furnace enters into the dust removal box 201 through the air inlet, the dust removal brush 202 filters the air, the dust in the air stays in the air inlet, the filtered air enters into the pressure monitoring mechanism 1 through the pressure guide hole 101, the pressure monitoring mechanism 1 detects the pressure in the activation furnace; rotating the rotating shaft 203, the rotating shaft 203 drives the sleeve pipe 205 to rotate, the sleeve pipe 205 drives the supporting rod 204 to rotate, the dust removal brush 202 rotates synchronously under the action of the sleeve pipe 205 and the supporting rod 204, the dust removal brush 202 drives the dust removal groove 2021 to rotate, when the dust removal groove 2021 passes through the air inlet, the dust in the air inlet enters into the dust removal groove 2021; the dust removal brush 202 continues to drive the dust removal groove 2021 to rotate, until the dust removal groove 2021 rotates to the directly above of the dust removal port, the dust on the dust removal brush 202 falls on the one-way check valve 5 under the action of gravity; at the same time, the sleeve pipe 205 slides on the sliding groove 206 through the ball 207, under the action of the concave-convex surface and the reset spring 208, the sleeve pipe 205 drives the supporting rod 204 and the dust removal brush 202 to reciprocate on the rotating shaft 203, the dust removal brush 202 vibrates, the dust on the dust removal brush 202 accelerates to separate from the dust removal brush 202; the dust removal brush 202 continues to rotate, the dust on the one-way check valve 5 passes through the one-way check valve 5 and enters into the dust collection box 3 under the action of gravity and the extrusion of the dust removal brush 202; when the dust in the dust collection box 3 accumulates to a certain degree, the valve 4 is opened, the dust in the dust collection box 3 is discharged through the dust discharge port under the action of the pressure in the activation furnace and gravity, after the dust is discharged, the valve 4 is closed.

[0040] Of course, the above description is not limited to the above examples, the technical features not described in the utility model can be realized by or using the prior art, which will not be described here; the above embodiments and drawings are only used to illustrate the technical scheme of the utility model and are not limited to the utility model, the preferred embodiments are described in detail, those skilled in the art should understand that the changes, modifications, additions or replacements made by those skilled in the art within the essential scope of the utility model do not deviate from the purpose of the utility model, and should also belong to the protection scope of the claims of the utility model.

Claims

1. A pressure monitoring device for a slurry activation furnace, comprising a pressure monitoring mechanism (1), a pressure lead hole (101) of the pressure monitoring mechanism (1) being communicated with an activation furnace cavity through an air inlet; characterized in that: The pressure leading hole (101) is communicated with the air inlet through the dust removal mechanism (2); the dust removal mechanism (2) comprises a dust removal box (201) communicated with the pressure leading hole (101) and the air inlet, and the dust removal box (201) is communicated with a dust removal port; a dust removal brush (202) is rotationally arranged in the dust removal box (201), and the movement track of the dust removal brush (202) sequentially passes through the air inlet and the dust removal port.

2. The slurry activation furnace in-furnace pressure monitoring apparatus according to claim 1, characterized by: The dust removal box (201) is a cylindrical structure, the dust removal brush (202) is a cylindrical structure with the same axis as the dust removal box (201), and the dust removal brush (202) is arranged in close contact with the inner wall of the dust removal box (201).

3. The in-furnace pressure monitoring device for a slush activated furnace according to claim 2, characterized by: A plurality of dust removal grooves (2021) are formed in the dust removal brush (202), and the movement track of the dust removal grooves (2021) sequentially passes through the air inlet and the dust removal port.

4. The in-furnace pressure monitoring device for a slurry-activated furnace according to claim 1, characterized by: A rotating shaft (203) is rotationally arranged in the dust removal box (201), and the dust removal brush (202) is located on the rotating shaft (203); a plurality of support rods (204) are fixedly arranged on the rotating shaft (203) and arranged around the rotating shaft (203), and the support rods (204) penetrate through the dust removal brush (202).

5. The in-furnace pressure monitoring device for a slurry-activated furnace according to claim 4, characterized by: A limiting groove extending along the axis of the rotating shaft (203) is formed in the rotating shaft (203), a sleeve (205) is slidably arranged in the limiting groove, and the support rods (204) and the dust removal brush (202) are located on the sleeve (205); a sliding groove (206) extending around the axis of the rotating shaft (203) is arranged in the dust removal box (201), the sleeve (205) is slidably arranged in the sliding groove (206), and the bottom of the sliding groove (206) is provided with a concave-convex surface.

6. The in-furnace pressure monitoring device for a slurry-activated furnace according to claim 5, characterized by: A plurality of rolling balls (207) are rotationally arranged on the sleeve (205) and rotationally arranged in the sliding groove (206).

7. The in-furnace pressure monitoring device for a slurry-activated furnace according to claim 5, characterized by: A reset spring (208) extending along the axis of the rotating shaft (203) is arranged in the dust removal box (201), and the reset spring (208) is connected with the sleeve (205).

8. The in-furnace pressure monitoring device for a slurry-activated furnace according to claim 1, characterized by: The dust removal port is communicated with a dust collection box (3), and the dust collection box (3) is provided with a dust discharge port provided with a valve (4).

9. The in-furnace pressure monitoring apparatus of a slush activated furnace according to claim 8, characterized by: The dust removal port is provided with a one-way check valve (5), and the opening of the one-way check valve (5) faces the dust collection box (3).