CN218610775U

CN218610775U - Dust removal workbench

Info

Publication number: CN218610775U
Application number: CN202222210242.6U
Authority: CN
Inventors: 王恩斌; 刘云飞; 杨丽萍; 刘美鲜; 周小燕; 奇塔娜
Original assignee: Inner Mongolia Yitai Coal Co Ltd
Current assignee: Inner Mongolia Yitai Coal Co Ltd
Priority date: 2022-08-22
Filing date: 2022-08-22
Publication date: 2023-03-14
Anticipated expiration: 2032-08-22

Abstract

The embodiment of the utility model provides a dust removal workstation relates to coal quality system appearance technical field, provides a dust removal workstation, workstation and fan, be provided with the dust cage on the workstation, the dust cage is provided with first dust removal district and non-dust removal district in the one side of workstation, first dust removal district sets up around the workspace, be provided with a plurality of dust absorption holes on the first dust removal district, the dust absorption hole is connected with the fan through the tuber pipe. The device can effectively get rid of the tiny dust that coal quality system appearance process produced.

Description

Dust removal workbench

Technical Field

The utility model relates to a coal system appearance technical field particularly, relates to a dust removal workstation.

Background

The coal sample preparation is mainly a mode of combining manpower and machinery, and in the coal sample preparation process, after grinding is finished, the ground coal foam needs to pass through a 0.2mm fine sieve, so that a uniform analysis coal sample is obtained. Because the particle size of the coal is small at this time, a large amount of fine dust which cannot be seen by eyes is generated in the sieving process. Thereby causing occupational hazards for the operator.

Some existing work tables only have a supporting function and do not have the functions of ventilation and dust removal; the other has the dust removal function, but because the vent sets up unreasonablely, not only can not remove dust but also can aggravate the diffusion of dust, all makes operating personnel inhale a large amount of tiny coal dusts easily at the screening in-process.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a dust removal workstation.

The embodiment of the utility model discloses a can realize like this:

a dust extraction workstation comprising: the dust collection device comprises a workbench and a fan, wherein an operation area and a dust collection cover are arranged on the workbench, a first dust removal area and a non-dust removal area are arranged on one surface of the dust collection cover facing the workbench, the non-dust removal area and the operation area are correspondingly arranged, the first dust removal area is arranged around the non-dust removal area, a plurality of dust collection holes are formed in the first dust removal area, and the dust collection holes are connected with the fan.

In an optional embodiment, a second dust removing area is arranged on the workbench, and a dust suction hole is formed in the second dust removing area.

In an optional embodiment, an air box communicated with the dust suction hole is arranged inside the workbench, and a fan is connected to the air box.

In an optional embodiment, the dust collection cover is obliquely arranged towards one surface of the workbench, and the included angle between the dust collection cover and the vertical direction is 30-60 degrees;

preferably, the angle between the surface of the dust hood facing the workbench and the vertical direction is 45 degrees.

In an alternative embodiment, the diameter of the dust suction holes is 0.5-1cm, and the distance between adjacent dust suction holes is 2-4cm;

preferably, the diameter of the suction holes is 0.8cm, and the distance between adjacent suction holes is 3cm.

In an alternative embodiment, the bellows comprises a first support frame and a first metal skin wrapped around the first support frame;

preferably, the first metal sheet is galvanized iron sheet.

In an alternative embodiment, the dust collection cover comprises a second support frame and a second metal sheet wrapped on the second support frame;

preferably, the second metal sheet is galvanized iron sheet.

In an alternative embodiment, the first support frame is fixedly connected with the first metal sheet; and/or the second support frame is fixedly connected with the second metal sheet.

In an optional embodiment, the air box is connected with the fan through an air pipe, a reinforcing sleeve is sleeved on the air pipe, and one end, close to the air box, of the reinforcing sleeve is fixed on the air box.

In an alternative embodiment, the air duct is bonded to the bellows.

The utility model discloses beneficial effect includes, for example:

according to the dust removal workbench provided by the embodiment of the application, dust generated in the sample screening process can be effectively removed through the arrangement of the first dust removal area; through setting up the non-dust removal district, can minimize the disturbance of dust absorption hole to the air around the powder sample, can not increase the production of dust or cause the unnecessary loss of sample. This application dust removal work platform can reduce the quantity that operating personnel inhales the dust at the screening in-process, guarantees that operational environment is clean.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a front view of a dust removing table provided in an embodiment of the present application;

FIG. 2 is a side view of a dust removal table provided in an embodiment of the present application;

fig. 3 is a top view of a dust removal table provided in an embodiment of the present application.

Icon: 100-a dust removal workbench; 110-a workbench; 111-a second dust removal zone; 120-dust cage; 121-a first dust removal zone; 122-non-dusting area; 130-a dust suction hole; 140-air duct; 150-a fan; 160-bellows.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined or explained in subsequent figures.

In the description of the present invention, it should be noted that, if the terms "upper", "lower", "inner", "outer", etc. indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the products of the present invention are used, the description is only for convenience of description and simplification, but the indication or suggestion that the indicated device or element must have a specific position, be constructed and operated in a specific orientation, and thus, should not be interpreted as a limitation of the present invention.

Furthermore, the appearances of the terms "first," "second," and the like, if any, are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

It should be noted that the features of the embodiments of the present invention may be combined with each other without conflict.

The embodiment of the present application provides a dust removal workbench 100, as shown in fig. 1 to 3, including: workstation 110 and fan 150, be provided with operation area and dust cage 120 on the workstation 110, dust cage 120 is provided with first dust removal district 121 and non-dust removal district 122 on the one side towards workstation 110, non-dust removal district and operation area correspond the setting, and first dust removal district 121 sets up around non-dust removal district, is provided with a plurality of dust absorption holes 130 on the first dust removal district 121, and dust absorption hole 130 is connected with fan 150.

During operation, an operator firstly turns on a switch of the fan 150, then screens a sample in an operation area on the upper surface of the workbench 110, and dust generated in the sample screening process sequentially passes through the dust suction hole 130, the air pipe 140 and the fan 150 under the action of the fan 150, so that dust removal of air in a working area above the workbench 110 is realized.

Specifically, the dust hood 120 is provided with a non-dust-removing region 122 on a surface facing the worktable 110, so that the dust-collecting holes 130 avoid the working area, the circulation speed of air around the sample in the screening process is reduced as much as possible, and the amount of dust generated is reduced. The generated dust is continuously diffused outwards, and after being diffused to the area covered by the first dust removing area 121, the dust passes through the dust suction hole 130 and the fan 150 in sequence under the action of the fan 150, so that the dust removal of the air in the working area above the workbench 110 is realized.

First dust removal district 121 sets up around the workspace, can more effectual reduction dust in each orientation diffusion, and is specific, first dust removal district 121 can set up and be the O shape, also can be the setting of U-shaped opening back to operator, and non-dust removal district 122 is located in the middle of first dust removal district 121, and operating personnel can operate in the operation area of non-dust removal district below.

When necessary, a dust removal cloth bag or other gas purification devices can be connected at the air outlet of the fan 150 according to working conditions.

In an alternative embodiment, the second dust removing area 111 is disposed on the table 110, and the dust suction hole 130 is disposed on the second dust removing area 111.

The suction directions of the dust suction holes 130 in the second dust removing area 111 and the first dust removing area 121 are different, so that the dust suction holes 130 are distributed in the second dust removing area 111, which is beneficial to improving the dust removing effect.

In an alternative embodiment, an air box 160 communicated with the dust suction hole 130 is disposed inside the work table 110, and a fan 150 is connected to the air box 160.

The work table 110 is arranged on the top of the air box 160, and an additional supporting structure does not need to be arranged on the work table 110, so that the equipment can be simplified.

In an alternative embodiment, the dust hood 120 is disposed obliquely toward one side of the worktable 110, and the included angle with the vertical direction is 30-60 °;

preferably, the angle between the surface of the dust cage 120 facing the worktable 110 and the vertical direction is 45 °.

The dust collecting cover 120 is inclined toward one side of the worktable 110, so that dust diffused upward and around can be sucked into the air box 160, and the dust collecting effect is better.

In an alternative embodiment, the dust suction holes are arranged in the first dust removal area and/or the second dust removal area in an array, the diameter of each dust suction hole 130 is 0.5-1cm, and the distance between every two adjacent dust suction holes 130 is 2-4cm;

preferably, the diameter of the dust suction holes 130 is 0.8cm, and the distance between the adjacent dust suction holes 130 is 3cm.

Under the same other conditions, the larger the size and the larger the number of the dust suction holes 130 are, the smaller the air flow velocity at the dust suction holes 130 is, and the dust suction effect may be deteriorated; if the size and the number of the dust suction holes 130 are too small, the air flow rate at the dust suction holes 130 may increase, but dust between two adjacent air suction openings may not be removed effectively, and therefore, the diameter and the distance between the dust suction holes 130 need to be selected appropriately.

In an alternative embodiment, the air box 160 includes a first support frame and a first metal skin wrapped around the first support frame;

preferably, the first metal sheet is galvanized iron sheet.

The air box 160 in this embodiment is a cuboid, the first support frame may be formed by welding 12 pieces of angle steel, and then the galvanized sheet iron is wrapped on the first support frame, wherein in order to keep the structure of the device stable, the angle steel and the galvanized sheet iron are fixedly connected, and specifically, rivets and bolts may be selected for fixing; in order to improve the air tightness as much as possible, the joint of the galvanized iron sheet needs to be sealed, and specifically, the joint can be fixed by a rivet and then bonded by glue.

In an alternative embodiment, the dust cage 120 comprises a second support frame and a second metal sheet wrapped on the second support frame;

preferably, the second metal sheet is galvanized iron sheet.

The dust hood 120 in this embodiment is disposed in an inverted trapezoid shape because one surface facing the worktable 110 needs to be inclined, the second support frame can be obtained by welding 12 angle steels, and then the galvanized sheet iron is wrapped on the second support frame, wherein in order to keep the structure of the device stable, the angle steels and the galvanized sheet iron are fixedly connected, and rivets and bolts can be specifically selected for fixing; in order to improve the air tightness as much as possible, the joint of the galvanized iron sheet needs to be sealed, and specifically, the joint can be fixed by a rivet and then bonded by glue.

In an alternative embodiment, the air box 160 is connected to the blower 150 through the air pipe 140, and the air pipe 140 is sleeved with a reinforcing sleeve, and one end of the reinforcing sleeve close to the air box 160 is fixed on the air box 160, and the reinforcing sleeve can play a role in supporting and sealing the interface.

In an alternative embodiment, the air hose 140 is bonded to the air bellows 160 and secured while maintaining a seal.

Example of the implementation

As shown in fig. 1, 2 and 3, a dust removing table 100 can be used for coal sampling and screening: comprises an operation table box body, a ventilation pipe 140, a draw-out fan 150 and a power supply control switch.

1. A frame structure of a workbench 110 is welded by angle steel, and comprises an air box 160 and a dust collection cover 120, wherein a box body is wrapped by galvanized iron sheets, the iron sheets and the angle steel are riveted at the frame position by rivets at intervals of 1cm, gaps are reduced as much as possible, all the joints are sealed by glue by structural glue, the sealing effect is achieved, then holes are formed in the back of the workbench 110, dust collection holes 130 are formed in a first dust collection area 121 and a second dust collection area 111, and the work is fixed to a specified position.

2. After the pipeline is in butt joint with the opening in the back of the box body, an iron sheet sleeve with the same diameter is additionally arranged at the joint to play a role in supporting and sealing the joint, and the joint is completely sealed by structural adhesive.

3. And drilling a hole matched with the pipeline on the wall to guide the pipeline to the outside.

4. A draw-out ventilator 150 is connected to the outdoor duct port, and the connection between the ventilator 150 and the duct is sealed.

5. Then, a control power cord of the motor is led into the room, so that the operation of an operator is facilitated and the rain is prevented.

In summary, the dust removal workbench 100 provided in the embodiment of the present application can effectively remove dust generated in the sample screening process by providing the first dust removal area 121; by providing the non-dusting area 122, the disturbance of the dust suction hole 130 to the air around the powder sample can be reduced as much as possible, and the generation amount of dust is not increased or unnecessary loss of the sample is not caused. The dust removal workbench 100 can reduce the amount of dust sucked by an operator in the screening process, and ensures clean working environment.

The above embodiments are only specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A dust removal workbench, comprising: the dust collection device comprises a workbench and a fan, wherein an operation area and a dust collection cover are arranged on the workbench, a first dust removal area and a non-dust removal area are arranged on one surface of the dust collection cover facing the workbench, the non-dust removal area and the operation area are correspondingly arranged, the first dust removal area is arranged around the non-dust removal area, a plurality of dust collection holes are formed in the first dust removal area, and the dust collection holes are connected with the fan.

2. A dust removal workbench according to claim 1, wherein a second dust removal area is provided on said operating area, and said dust suction holes are provided on said second dust removal area.

3. A dust removal workbench according to claim 1 or 2, wherein a wind box communicated with the dust suction hole is arranged inside the workbench, and a fan is connected to the wind box.

4. A dust extraction workbench according to claim 1, wherein the dust cage is inclined towards one side of the workbench at an angle of 30-60 ° to the vertical.

5. The dust removal workbench according to claim 1 or 2, wherein the dust suction holes are arranged in the first dust removal area and/or the second dust removal area in an array manner, the diameter of the dust suction holes is 0.5-1cm, and the distance between adjacent dust suction holes is 2-4cm.

6. A dust extraction workstation as claimed in claim 3 wherein the air box comprises a first support frame and a first metal skin wrapped around the first support frame.

7. The dust removing workbench according to claim 6, wherein the dust hood comprises a second support frame and a second metal sheet wrapped on the second support frame.

8. A dust removal workbench according to claim 7, wherein said first support bracket is fixedly connected with said first metal sheet; and/or the second support frame is fixedly connected with the second metal sheet.

9. A dust-removing workbench according to claim 3, wherein the air box is connected with the fan through an air pipe, a reinforcing sleeve is sleeved on the air pipe, and one end of the reinforcing sleeve close to the air box is fixed on the air box.

10. A dust extraction workstation according to claim 9 wherein the air duct is bonded to the air bellows.