Hot waste gas absorption device for standard part production

Abstract

The utility model discloses a hot waste gas absorption device for standard part production, which comprises a box body with a hollow structure, an exhaust fan is arranged at the top of the box body, an air inlet pipe is arranged at the air inlet end of the exhaust fan, the air inlet pipe is positioned at the inner top of the box body, an air outlet pipe is arranged at the air outlet end of the exhaust fan, and the air outlet pipe is positioned at the inner top of the box body. A double door is arranged on the front side of the box body, a plurality of fixing frames are arranged at the top in the box body and comprise a first fixing frame and a second fixing frame located above the first fixing frame, a filter screen plate is installed in the first fixing frame, and an activated carbon plate is installed in the second fixing frame. The box body can cover the heat treatment furnace, and hot waste gas generated in the heat treatment furnace can enter the box body and can be purified by the filter screen plate and the activated carbon plate in sequence under the action of the exhaust fan, so that the waste gas is not polluted after being discharged into the air, and the environment-friendly effect is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of waste gas treatment, in particular to a hot waste gas absorption device for standard parts production. Background Art

[0002] Standard parts include common screws, bolts, and nuts. During the manufacturing process, existing screws and bolts undergo heat treatment to enhance or improve their performance. Heat treatment produces pollutant gases, which are pollutants. Directly discharging these gases into the air can easily pollute the environment and be unhealthy. Utility Model Content

[0003] The present invention aims to solve some problems existing in the prior art. To this end, one purpose of the present invention is to provide a hot waste gas absorption device for standard parts production, which can absorb waste gas generated after heat treatment and reduce environmental pollution.

[0004] To achieve the above purpose, the present invention proposes:

[0005] A hot waste gas absorption device for standard parts production includes a box with a hollow structure, an exhaust fan is installed on the top of the box, an air inlet pipe is installed on the air inlet end of the exhaust fan, the air inlet pipe is located at the inner top of the box, an air outlet pipe is installed on the air outlet end of the exhaust fan, a double door is provided on the front side of the box, and a plurality of fixed frames are provided on the top of the box, including a first fixed frame and a second fixed frame located above the first fixed frame, a filter screen is installed in the first fixed frame, and an activated carbon plate is installed in the second fixed frame.

[0006] Preferably, a first square mounting opening is provided in the first fixing frame, and a second square mounting opening is provided in the second fixing frame. The first square mounting opening is larger than the second square mounting opening, and the filter plate and the activated carbon plate are respectively installed in the first square mounting opening and the second square mounting opening.

[0007] Preferably, the first fixing frame is provided with a plurality of rotating lock tongues on the outer peripheral side of the first square mounting opening; the second fixing frame is provided with a plurality of rotating lock tongues on the outer peripheral side of the second square mounting opening.

[0008] Preferably, the first fixing frame is provided with at least one groove on the outer peripheral side of the first square mounting opening; and the second fixing frame is provided with at least one groove on the outer peripheral side of the second square mounting opening.

[0009] Preferably, the cross-section of the filter screen plate is stepped, and the first square mounting opening is adapted to the filter screen plate; the cross-section of the activated carbon plate is stepped, and the second square mounting opening is adapted to the activated carbon plate.

[0010] Preferably, a pulley is provided at each of the four corners of the bottom of the box.

[0011] Preferably, a push-pull handle is provided on each side of the box body, and the two push-pull handles are symmetrically arranged.

[0012] Preferably, at least one anti-corrosion layer is provided on the inner wall of the box.

[0013] Beneficial effects of the utility model:

[0014] The box provided by the utility model can cover the heat treatment furnace. The hot exhaust gas generated in the heat treatment furnace will enter the box. Under the action of the exhaust fan, the hot exhaust gas will pass through the filter plate and the activated carbon plate in sequence to purify the exhaust gas, so that it will not cause pollution when discharged into the air, thereby achieving an environmental protection effect.

[0015] The features and advantages of the present invention will be described in detail through the embodiments in conjunction with the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional diagram of the utility model;

[0017] Figure 2 It is a cross-sectional view of the utility model;

[0018] Figure 3 This utility model Figure 2 A magnified view of point A in the figure;

[0019] Figure 4 It is a three-dimensional diagram of the first fixing frame of the present utility model.

[0020] In the figure: 1. Box body, 11. Push-pull handle, 2. Exhaust fan, 3. Air inlet duct, 4. Air outlet duct, 5. Double door, 6. First fixing frame, 61. First square mounting opening, 7. Second fixing frame, 71. Second square mounting opening, 8. Filter plate, 9. Activated carbon plate, 10. Rotating lock tongue, 11. Groove, 12. Pulley, 13. Slide rail, 14. Heat treatment furnace. DETAILED DESCRIPTION

[0021] In order to make the technical means, creative features, objectives and effects achieved by the present invention easier to understand, the present invention is further described below in conjunction with specific implementation methods.

[0022] Exemplary embodiments will be described in detail herein, with examples illustrated in the accompanying drawings. In the following description, when referring to the drawings, identical numerals in different figures represent identical or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments are not intended to represent all embodiments consistent with the present application. Rather, they are merely examples of devices consistent with certain aspects of the present application, as detailed in the appended claims.

[0023] The terms used in this application are for the purpose of describing specific embodiments only and are not intended to limit this application. Unless otherwise defined, technical or scientific terms used in this application should have the same ordinary meaning as those understood by persons of ordinary skill in the art to which this invention belongs. The use of "a," "an," and similar terms in this specification and claims does not indicate a limitation of quantity, but rather indicates the presence of at least one. "A plurality" includes two and is equivalent to at least two. "Includes" or "comprising" and similar terms mean that the elements or objects preceding "includes" or "comprising" include the elements or objects listed after "includes" or "comprising," and their equivalents, and do not exclude other elements or objects. "Connected" or "connected" and similar terms are not limited to physical or mechanical connections and may include electrical connections, whether direct or indirect. As used in this specification and the appended claims, the singular forms "a," "the," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and / or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.

[0024] Please refer to Figure 1-4 A hot exhaust gas absorption device for standard parts production includes a box body 1, the interior of the box body 1 is a hollow structure, an exhaust fan 2 is installed on the top of the box body 1, an air inlet pipe 3 is installed on the air inlet end of the exhaust fan 2, the air inlet pipe 3 is located in the inner top of the box body 1, and the air inlet pipe 3 is a trumpet-shaped pipe; an air outlet pipe 4 is installed on the air outlet end of the exhaust fan 2, and the air outlet pipe 4 is a telescopic pipe; a double door 5 is provided on the front side of the box body 1, and the double door 5 is connected to the box body 1 through a hinge; two fixed frames are provided on the top of the box body 1, including a first fixed frame 6 and a second fixed frame 7 located above the first fixed frame 6, a filter screen plate 8 is installed in the first fixed frame 6, and an activated carbon plate 9 is installed in the second fixed frame 7.

[0025] In this embodiment, the filter plate 8 and the activated carbon plate 9 are used in combination to achieve a dual purification effect of hot exhaust gas, so that the exhaust gas discharged into the air will not cause pollution, thereby achieving an environmental protection effect.

[0026] A first square mounting opening 61 is provided in the first fixing frame 6 , and a second square mounting opening 71 is provided in the first fixing frame 6 . The first square mounting opening 61 is larger than the second square mounting opening 71 . The filter screen plate 8 and the activated carbon plate 9 are respectively installed in the first square mounting opening 61 and the second square mounting opening 71 .

[0027] In this embodiment, by designing the size of the first square mounting opening 61 to be larger than the second square mounting opening 71, and the projection of the first square mounting opening 61 can completely cover the second square mounting opening 71, it is convenient for the staff to drill into the first square mounting opening 61 to clean and replace the activated carbon plate 9.

[0028] In order to facilitate the installation and disassembly of the filter panel 8 and the activated carbon panel 9, four rotating lock tongues 10 are provided on the outer peripheral side of the first square mounting opening 61 of the first fixing frame 6, and the four rotating lock tongues 10 are respectively located on the four sides of the first square mounting opening 61; four rotating lock tongues 10 are provided on the outer peripheral side of the second square mounting opening 71 of the second fixing frame 7, and the four rotating lock tongues 10 are respectively located on the four sides of the second square mounting opening 71. The filter panel 8 and the activated carbon panel 9 are fixed and separated by rotating the rotating lock tongues 10 so that the rotating lock tongues 10 approach or leave the filter panel 8 and the activated carbon panel 9.

[0029] The first fixing frame 6 is provided with a groove 11 on the outer peripheral side of the first square installation opening 61 ; the second fixing frame 7 is provided with a groove 11 on the outer peripheral side of the second square installation opening 71 .

[0030] In this embodiment, the filter screen plate 8 and the activated carbon plate 9 can be pried out and removed from the fixing frame by inserting the workpiece into the groove 11 .

[0031] In this embodiment, the cross section of the filter screen plate 8 is stepped, and the first square mounting opening 61 is adapted to the filter screen plate 8 ; the cross section of the activated carbon plate 9 is stepped, and the second square mounting opening 71 is adapted to the activated carbon plate 9 .

[0032] A pulley 12 is provided at each of the four corners of the bottom of the box body 1 , and the workshop can be equipped with a slide rail 13 adapted to the pulley 12 , so that the box body 1 can move on the slide rail 13 under the action of the pulley 12 .

[0033] In order to facilitate pushing the box body 1 , a push-pull handle 11 is provided on each side of the box body 1 , and the two push-pull handles 11 are symmetrically arranged.

[0034] An anti-corrosion layer is provided on the inner wall of the box body 1 and is made of high-temperature resistant organic silicon anti-corrosion coating.

[0035] The utility model is a hot waste gas absorption device for standard parts production. Its working principle is explained in conjunction with the accompanying drawings:

[0036] The user first opens the double door 5, and then uses the push-pull handle 11 to push or pull the box 1 to move on the slide rail 13 until the box 1 completely covers the heat treatment furnace 14, closes the double door 5, and the hot exhaust gas generated by the heat treatment furnace 14 will enter the box 1, start the exhaust fan 2, and the hot exhaust gas will be drawn into the air inlet pipe 3. Before entering the air inlet pipe 3, the hot exhaust gas will first pass through the filter plate 8 and the activated carbon plate 9 to purify the hot exhaust gas. The purified hot exhaust gas will be discharged from the outlet pipe 4.

[0037] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention. Such changes and improvements are intended to fall within the scope of the present invention. The scope of protection claimed in this invention is defined by the appended claims and their equivalents.

Claims

1. A hot waste gas absorption device for standard parts production, comprising a hollow structure box, characterized in that: An exhaust fan is installed on the top of the box body, an air inlet pipe is installed on the air inlet end of the exhaust fan, the air inlet pipe is located at the inner top of the box body, an air outlet pipe is installed on the air outlet end of the exhaust fan, a double door is provided on the front side of the box body, and a plurality of fixed frames are provided on the top of the box body, including a first fixed frame and a second fixed frame located above the first fixed frame, a filter screen is installed in the first fixed frame, and an activated carbon plate is installed in the second fixed frame.

2. The hot waste gas absorption device for standard parts production according to claim 1, characterized in that: A first square mounting opening is provided in the first fixing frame, and a second square mounting opening is provided in the second fixing frame. The first square mounting opening is larger than the second square mounting opening. The filter plate and the activated carbon plate are respectively installed in the first square mounting opening and the second square mounting opening.

3. The hot waste gas absorption device for standard parts production according to claim 2, characterized in that: The first fixing frame is provided with a plurality of rotating lock tongues on the outer peripheral side of the first square installation opening; the second fixing frame is provided with a plurality of rotating lock tongues on the outer peripheral side of the second square installation opening.

4. The hot waste gas absorption device for standard parts production according to claim 3, characterized in that: The first fixing frame is provided with at least one groove on the outer periphery of the first square mounting opening; the second fixing frame is provided with at least one groove on the outer periphery of the second square mounting opening.

5. The hot waste gas absorption device for standard parts production according to claim 2, characterized in that: The cross section of the filter screen plate is stepped, and the first square mounting opening is adapted to the filter screen plate; the cross section of the activated carbon plate is stepped, and the second square mounting opening is adapted to the activated carbon plate.

6. The hot waste gas absorption device for standard parts production according to claim 1, characterized in that: A pulley is respectively provided at the four corners of the bottom of the box.

7. The hot waste gas absorption device for standard parts production according to claim 1, characterized in that: A push-pull handle is provided on each side of the box body, and the two push-pull handles are symmetrically arranged.

8. The hot waste gas absorption device for standard parts production according to claim 1, characterized in that: At least one anti-corrosion layer is provided on the inner wall of the box.

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