Air conveying chute with buffer structure

Abstract

The utility model relates to the technical field of air conveying machinery, and discloses an air conveying chute with a buffer structure. The conveying trough comprises a conveying trough shell, a feeding port formed in the surface of the conveying trough shell, a side plate arranged on the side wall of the conveying trough shell, a ventilation layer arranged between the side plate and the inner wall of the conveying trough shell, and an air inlet cylinder arranged on the surface of the conveying trough shell. The feeding device has the advantages that when materials fall onto the conveying belt through the feeding port, the conveying belt receives the materials and buffers the materials, meanwhile, the air inlet cylinder is connected with the air blower, airflow enters through the exhaust part and is blown out by aligning with the fan blades, the fan blades are driven to rotate clockwise, and the gear ring on the rotating shaft is synchronously driven to rotate; and the meshed conveying belt is driven to rotate, the materials falling onto the conveying belt after buffering are slowly conveyed to the breathable layer, and the materials are prevented from impacting and damaging the breathable layer while the materials are prevented from being blocked during discharging.

Description

TECHNICAL FIELD

[0001] The utility model relates to air conveying machinery technical field, especially in a kind of air conveying chute with buffer structure. BACKGROUND

[0002] Air conveying chute is a kind of equipment for horizontal conveying dry powdery material, such as cement and raw material in cement enterprise, is connected by the tank body made of thin steel plate, arranged into a certain inclination along the conveying direction, the upper and lower shell of tank body is clamped with air-permeable layer.

[0003] Air conveying chute in the conveying process, blower enters airflow, material is dropped on air-permeable layer by feeding port, realizes conveying material under the power of airflow, but when feeding, material will impact damage air-permeable layer, reduce the service life of air-permeable layer, therefore, based on the above-mentioned prior art defects, we propose a kind of air conveying chute with buffer structure to solve this prior art defects. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of air conveying chute with buffer structure, has the effect of buffering the impact of material loading.

[0005] The above technical purpose of the utility model is realized by the following technical scheme: a kind of air conveying chute with buffer structure, including, conveying tank shell, the feeding port of being located at the surface of conveying tank shell, the side plate of being located at the side wall of conveying tank shell, the air-permeable layer of being located between the side plate and the inner wall of conveying tank shell and the air inlet cylinder of being located at the surface of conveying tank shell;

[0006] At least three rotating shafts are rotatable between the side walls of the conveying tank shell, the two ends of the outer part of the rotating shaft are oppositely provided with gear rings, the outer part of the gear ring is engaged with a transmission belt, and one end of one of the rotating shafts is provided with a fan blade penetrating through the side plate;

[0007] The rotating shaft forms an inclined surface from top to bottom;

[0008] The outer part of the air inlet cylinder is provided with an exhaust member aligned with the side surface of the fan blade.

[0009] By adopting the above technical scheme, when the material falls on the transmission belt through the feeding port, the material is buffered, at the same time, the air inlet cylinder is connected with the blower, so that the airflow enters and blows out against the fan blade through the exhaust member, drives the fan blade to rotate clockwise, synchronously drives the gear ring on the rotating shaft to rotate, and drives the engaged transmission belt to rotate, slowly conveying the material buffered and fallen on the transmission belt to the air-permeable layer, prevents the material from being blocked while avoiding the impact damage of the material to the air-permeable layer.

[0010] The utility model discloses a further setting for: transmission belt with the front and rear side wall of conveying groove shell inner chamber is closely combined, transmission belt is located the just below of feed inlet.

[0011] By adopting the above technical scheme, the gap between the transmission belt and the conveying groove shell is avoided, the phenomenon of material leakage is avoided, and the material is directly dropped on the transmission belt.

[0012] The utility model discloses a further setting for: the upper surface end of conveying groove shell is equipped with exhaust cylinder.

[0013] By adopting the above technical scheme, the air flow is conveniently discharged.

[0014] The utility model discloses a further setting for: transmission belt is by from top to bottom to downwardly inclined thirty degrees angle, but not only limit thirty degrees angle, the lower end surface of transmission belt is combined with the air -permeable layer, and the upper end surface of transmission belt is closely combined with the top wall of conveying groove shell and is located the left side of feed inlet.

[0015] By adopting the above technical scheme, the leakage from the gap when the material is conveyed on the transmission belt is avoided.

[0016] The utility model discloses a further setting for: the air inlet cylinder is located below the air -permeable layer.

[0017] By adopting the above technical scheme, the air flow entering from the air inlet cylinder can push the material on the air -permeable layer to move and convey the material.

[0018] The utility model discloses a further setting for: the exhaust member includes the exhaust branch pipe of being equipped with in the air inlet cylinder outside, and the other end of exhaust branch pipe is equipped with the exhaust head that passes through conveying groove shell.

[0019] By adopting the above technical scheme, the air flow entering from the air inlet cylinder can be discharged through the exhaust member.

[0020] The utility model discloses a further setting for: the outside of the fan blade is equipped with multiple blades, and the opening of the exhaust head is located on the left side of the fan blade, and the opening of the exhaust head faces the blade on the left side.

[0021] By adopting the above technical scheme, the exhaust member blows air to the fan blade to ensure that the fan blade can rotate clockwise.

[0022] The utility model discloses a further setting for: the surface of conveying groove shell is equipped with the feed butt joint seat that communicates with feed inlet, and the left and right side walls of feed butt joint seat are all equipped with the buffer board that is oppositely arranged.

[0023] By adopting the above technical scheme, when the feed butt joint seat is connected to the feeding equipment, the buffer board buffers the discharged material.

[0024] The buffering plate is arranged obliquely from top to bottom, and the left buffering plate and the right buffering plate are arranged in an up-and-down staggered manner.

[0025] By adopting the above technical scheme, the material falling and conveying between the buffering plates can realize multi-stage buffering of the material impact force.

[0026] The further setting of the utility model is that the inside of the exhaust cylinder is provided with a filter screen, and the filter screen is an activated carbon screen but is not limited to an activated carbon screen.

[0027] By adopting the above technical scheme, the filter screen can isolate the material when discharging, thereby avoiding the discharge of the material.

[0028] The beneficial effect of the utility model is that when the material falls into the conveying belt through the feeding port, the conveying belt buffers the material, and at the same time, the air inlet cylinder is connected with the air blower, so that the airflow enters and blows out in alignment with the fan blades through the exhaust member, drives the fan blades to rotate clockwise, synchronously drives the gear ring on the rotating shaft to rotate, and drives the meshed conveying belt to rotate, slowly conveying the material falling on the conveying belt after buffering to the air-permeable layer, prevents the material from being blocked when discharging, and avoids the impact damage of the material to the air-permeable layer. BRIEF DESCRIPTION OF DRAWINGS

[0029] In order to more clearly illustrate the technical scheme in the embodiments of the utility model, the drawings needed in the embodiment description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the utility model, and other drawings can be obtained by those skilled in the art without creative labor.

[0030] Figure 1 It is a perspective view of the utility model;

[0031] Figure 2 It is a partially cut perspective view of the utility model;

[0032] Figure 3 It is an enlarged perspective view of A of the utility model;

[0033] Figure 4 It is a cut perspective view of the utility model;

[0034] Figure 5 It is a side perspective view of the utility model.

[0035] In the figure, 1, conveying chute housing; 2, feed inlet; 3, side plate; 4, air permeable layer; 5, air inlet cylinder; 6, feed butt joint seat; 7, buffer plate; 8, rotating shaft; 9, gear ring; 10, conveying belt; 11, fan blade; 12, exhaust member; 121, exhaust branch pipe; 122, exhaust head; 13, exhaust cylinder. DETAILED DESCRIPTION

[0036] The technical scheme of the utility model will be described below in connection with specific embodiments. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0037] Please refer to Figures 1-5 The utility model provides a kind of air conveying chute with buffer structure, including, conveying chute housing 1, feed inlet 2 being set on the upper surface of the conveying chute housing 1, side plate 3 being installed and fixed in the front side wall of the conveying chute housing 1, air permeable layer 4 being installed and fixed between the side plate 3 and the rear side wall of the inner chamber of conveying chute housing 1 and air inlet cylinder 5 being communicated with the lower surface of the conveying chute housing 1, the air inlet cylinder 5 is below the air permeable layer 4, air inlet cylinder 5 is used to connect the exhaust port of air blower, it is convenient for gas to discharge through air inlet cylinder 5, material on air permeable layer 4 is conveyed under the action of air flow, the upper surface of the conveying chute housing 1 is communicated with exhaust cylinder 13, filter screen is installed and fixed in the inside of the exhaust cylinder 13, so that the entering airflow is discharged through exhaust cylinder 13, filter screen isolates material, avoids material to be discharged together, filter screen is activated carbon screen but is not limited to activated carbon screen, it is convenient to select the filter screen of suitable material according to the type of material and isolate the treatment of material.

[0038] The upper surface of the conveying chute housing 1 is communicated with feed butt joint seat 6 being communicated with the feed inlet 2, opposite buffer plate 7 is installed and fixed in the left and right side walls of the feed butt joint seat 6, the buffer plate 7 is inclined from top to bottom, the left buffer plate 7 and the right buffer plate 7 are staggered distribution, and the front and rear of the buffer plate 7 are tightly combined with the front and rear side walls of the inner chamber of the feed butt joint seat 6.

[0039] Feed butt joint seat 6 is used to install the discharge port of upper feeding equipment, material is discharged to the buffer plate 7 in feed butt joint seat 6 through the discharge port of upper feeding equipment, and is buffered in ladder shape between the buffer plate 7 on the left and right sides, to realize the primary buffering impact force to the entering material.

[0040] The transmission groove shell 1 is provided with at least three rotating shafts 8 which are circumferentially rotatable between the front and rear sidewalls of the transmission groove shell 1, and the outer ends of the rotating shafts 8 are fixedly provided with gear rings 9 which are oppositely arranged based on the shaft center, the gear rings 9 are engaged with a transmission belt 10 which is tightly attached to the front and rear sidewalls of the inner cavity of the transmission groove shell 1, the transmission belt 10 is located directly below the feeding port 2 and is inclined downward by an angle of 30 degrees from top to bottom, but the angle is not limited to 30 degrees and can be adjusted according to the type of the material, the lower end surface of the transmission belt 10 is attached to the air-permeable layer 4, and the upper end surface of the transmission belt 10 is tightly attached to the top wall of the transmission groove shell 1 and is located on the left side of the feeding port 2, and one end of one of the rotating shafts 8 is fixedly provided with a fan blade 11 which penetrates through the side plate 3, and the rotating shaft 8 forms an inclined surface from top to bottom.

[0041] The outer part of the air inlet cylinder 5 is provided with an air exhaust member 12 which is aligned with the side surface of the fan blade 11, the air exhaust member 12 comprises an air exhaust branch pipe 121 which is communicated with the outer side of the air inlet cylinder 5, the other end of the air exhaust branch pipe 121 is communicated with an air exhaust head 122 which penetrates through the transmission groove shell 1, the outer part of the fan blade 11 is circumferentially and equidistantly fixedly provided with a plurality of blades, the opening of the air exhaust head 122 is located on the left side of the fan blade 11, and the opening of the air exhaust head 122 faces the upper blade on the left side, so that the air flow is blown out from the air exhaust head 122 to the upper blade to drive the fan blade 11 to rotate clockwise.

[0042] Further, after the material is stepped buffered between the buffer plates 7, when the material falls onto the transmission belt 10 through the feeding port 2, the transmission belt 10 buffers the material, at the same time, the air inlet cylinder 5 is connected with the air blower to make the air flow enter the fan blade 11 through the air exhaust member 12 and blow out to drive the fan blade 11 to rotate clockwise, synchronously drive the gear ring 9 on the rotating shaft 8 to rotate and drive the engaged transmission belt 10 to rotate, and slowly convey the buffered material on the transmission belt 10 to the air-permeable layer 4, so as to prevent the material from being blocked and avoid the impact damage of the material to the air-permeable layer 4.

Claims

1. An air conveying chute with a buffer structure, comprising a conveying chute housing (1), a feeding port (2) arranged on the surface of the conveying chute housing (1), a side plate (3) arranged on the side wall of the conveying chute housing (1), an air permeable layer (4) arranged between the side plate (3) and the inner wall of the conveying chute housing (1), and an air inlet cylinder (5) arranged on the surface of the conveying chute housing (1). characterized in that At least three rotating shafts (8) are arranged between the opposite side walls of the conveying chute housing (1), the outer ends of the rotating shafts (8) are oppositely provided with gear rings (9), the outer portions of the gear rings (9) are engaged with a conveying belt (10), and one end of one of the rotating shafts (8) is provided with a fan blade (11) penetrating through the side plate (3). The rotating shafts (8) form inclined surfaces from top to bottom. The outer portion of the air inlet cylinder (5) is provided with an air exhaust member (12) aligned with the side surface of the fan blade (11).

2. The air delivery chute with a buffer structure according to claim 1, characterized in that: The conveying belt (10) is tightly attached to the front and rear side walls of the inner cavity of the conveying chute housing (1), and the conveying belt (10) is located directly below the feeding port (2).

3. The air delivery chute with a buffer structure according to claim 2, characterized in that: The upper end of the conveying chute housing (1) is provided with an air exhaust cylinder (13).

4. The air delivery chute with a buffer structure according to claim 3, characterized in that: The conveying belt (10) is inclined downward by an angle of 30 degrees from top to bottom, but not limited to 30 degrees, the lower end surface of the conveying belt (10) is attached to the air permeable layer (4), and the upper end surface of the conveying belt (10) is tightly attached to the top wall of the conveying chute housing (1) and located on the left side of the feeding port (2).

5. An air delivery chute having a cushioning structure according to claim 4, wherein: The air inlet cylinder (5) is located below the air permeable layer (4).

6. An air delivery chute having a cushioning structure according to claim 5, wherein: The air exhaust member (12) comprises an air exhaust branch pipe (121) arranged on the outer side of the air inlet cylinder (5), and the other end of the air exhaust branch pipe (121) is provided with an air exhaust head (122) penetrating through the conveying chute housing (1).

7. An air delivery chute having a cushioning structure according to claim 6, wherein: The outer portion of the fan blade (11) is provided with a plurality of blades, the opening of the air exhaust head (122) is located on the left side of the fan blade (11), and the opening of the air exhaust head (122) faces the upper blade on the left side.

8. The air delivery chute with a buffer structure according to claim 7, characterized in that: The surface of the conveying chute housing (1) is provided with a feeding butt joint seat (6) in communication with the feeding port (2), and the left and right side walls of the feeding butt joint seat (6) are both provided with oppositely arranged buffer plates (7).

9. An air delivery chute having a cushioning structure according to claim 8, wherein: The buffer plates (7) are arranged obliquely from top to bottom, the left buffer plate (7) and the right buffer plate (7) are staggered in the up-down direction, and the front and rear surfaces of the buffer plates (7) are tightly attached to the front and rear side walls of the inner cavity of the feeding butt joint seat (6).

10. The air delivery chute with a buffer structure according to claim 9, wherein: The inner portion of the air exhaust cylinder (13) is provided with a filter screen, and the filter screen is an activated carbon screen, but not limited to an activated carbon screen.

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