Waste gas collecting and treating device

Abstract

The utility model discloses a waste gas collecting and treating device which comprises a collecting box. According to the dust removal device, negative pressure is formed in the collecting box through operation of the suction pump, external waste gas is sucked into the collecting box through the gas inlet pipe and the four suction nozzles, and when the waste gas penetrates through the filter plate, dust in the waste gas is filtered through the filter plate; dust filtered by the filter plate can be shaken to fall off through four reset springs and a vibration motor, the filter plate is prevented from being blocked by the dust, the filtering quality of the filter plate is ensured, and when the scattered dust enters the dust collection box from the discharging port under the action of gravity, when the dust in the dust collection box is sufficient, the dust in the dust collection box is discharged from the discharging port. The weight of the dust is larger than the elastic force of the limiting spring, the dust slides downwards in the dust collecting box along with the sliding plate, the dust finally slides out of the discharging port, after the dust slides out, the sliding plate resets and slides upwards through the elastic force of the limiting spring, the discharging port is blocked, manual cleaning is avoided, and the maintenance time is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of waste gas collection and treatment, in particular to a waste gas collection and treatment device. Background Art

[0002] Waste gas purification mainly refers to the work of treating industrial waste gases such as dust particles, flue gas, odorous gases, and toxic and harmful gases generated in industrial sites. Common waste gas purifications include factory smoke waste gas purification, workshop dust waste gas purification, organic waste gas purification, waste gas odor purification, acid and alkali waste gas purification, and chemical waste gas purification.

[0003] In the publication number CN213761032U, a waste gas collection and treatment device is disclosed, which includes a treatment box, a sleeve is fixedly installed at the bottom of the treatment box, a first spring is arranged on the outer side of the sleeve, a bottom plate is fixedly installed at the bottom of the sleeve, a damping universal wheel is fixedly installed at the bottom of the bottom plate, an air suction port is opened on the right side of the treatment box, a collection pipe is fixedly installed on the right side of the treatment box, a pipeline is arranged on the outer side of the collection pipe, a dust removal net is arranged inside the collection pipe, a dust collecting box is arranged at the bottom of the collection pipe, a slide groove is arranged on the outer side of the dust collecting box, and one end of a second spring is fixedly installed inside the slide groove. During use, the exhaust gas collection and treatment device is easy to move and transport by setting the damping universal wheel. The brake pads on the damping universal wheel are stepped on to fix the device. The multiple first springs are set to achieve a shock-absorbing effect during transportation and placement. However, the above-mentioned exhaust gas collection and treatment device is not easy to clean at a later stage when filtering dust due to its structure. The filtering device is prone to blockage over time, affecting the filtering effect. At the same time, there will be irritating odor in the gas after direct collection of exhaust gas, affecting the working environment of the operators. Therefore, it is necessary to provide a new exhaust gas collection and treatment device to solve the above-mentioned technical problems. Utility Model Content

[0004] The utility model aims to provide a waste gas collection and treatment device, which has the advantages of automatic cleaning to avoid blockage and remove odor, and solves the problems in the background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an exhaust gas collection and treatment device, comprising: a collection box, the outside of which is fixedly connected to an air intake pipe, and the inside of which is fixedly connected to a suction pump; a dust removal component, the dust removal component comprises two fixed frames, both of which are fixedly connected to the inside of the collection box, the insides of the two fixed frames are slidably connected to a filter plate, and the outside of the filter plate is fixedly connected to a vibration motor. During use, a negative pressure is formed inside the collection box through the operation of the suction pump, and the air intake pipe and four suction nozzles suck the external exhaust gas into the collection box. When the exhaust gas When passing through the filter plate, the filter plate will filter the dust in the exhaust gas. The dust filtered by the filter plate can be shaken off by four return springs and a vibration motor to prevent the filter plate from being blocked by dust, thereby ensuring the filtering quality of the filter plate. When the scattered dust enters the dust box from the discharge port under the action of gravity, when there is enough dust inside the dust box, the weight of the dust is greater than the elastic force of the limit spring, and the dust slides downward inside the dust box along with the sliding plate, and the dust finally slides out from the discharge port. After the dust slides out, the elastic force of the limit spring causes the sliding plate to reset and slide up and block the discharge port, thereby avoiding manual cleaning and extending maintenance time.

[0006] Preferably, two return springs are fixedly connected to the inside of the two fixed frames, and the two return springs are fixedly connected to the outside of the filter plate. The elastic force of the return springs is used in combination with the vibration motor to make the filter plate shake up and down along the inside of the two fixed frames, so that dust on the outside of the filter plate falls off.

[0007] Preferably, a discharge port is provided at the bottom of the collecting box, a dust collecting box is fixedly connected to the bottom of the discharge port, a discharge port is provided on the outside of the dust collecting box, and the dust collecting box can collect dust after exhaust gas filtration.

[0008] Preferably, two limit springs are fixedly connected inside the bottom end of the dust box, and a sliding plate is fixedly connected to the tops of the two limit springs. The limit springs and the sliding plate are used in combination to achieve that when there is enough dust inside the dust box, the dust's own gravity is greater than the elastic force of the limit springs, and the discharge port under the sliding plate is exposed, allowing the dust to slide out from the discharge port. After the dust slides out, the sliding plate resets to block the discharge port, thereby achieving the purpose of automatic cleaning.

[0009] Preferably, four suction nozzles are fixedly connected to the outside of the air intake pipe, and the four suction nozzles are located on four surfaces outside the air intake pipe. The four suction nozzles can increase the efficiency of exhaust gas suction.

[0010] Preferably, an activated carbon layer is fixedly connected to the interior of the collection box, and filter cotton is fixedly connected to the exterior of both sides of the activated carbon layer. The activated carbon layer and the filter cotton are used in combination to filter and purify odors in the exhaust gas.

[0011] Preferably, the four return springs are all made of stainless steel, and the outsides of the four return springs are coated with butter. The stainless steel material can improve durability and stability.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0013] 1. During the use of the utility model, a negative pressure is formed inside the collection box through the operation of the suction pump, and the air inlet pipe and four suction nozzles suck the external exhaust gas into the collection box. When the exhaust gas passes through the filter plate, the filter plate filters the dust in the exhaust gas. The dust filtered by the filter plate can be shaken off by four return springs and a vibration motor to avoid the filter plate being blocked by dust, thereby ensuring the filtering quality of the filter plate.

[0014] 2. According to the utility model, when the scattered dust enters the interior of the dust collecting box from the discharge port under the action of gravity, when the dust inside the dust collecting box is sufficient, the weight of the dust is greater than the elastic force of the limit spring, and the dust slides downward inside the dust collecting box along with the sliding plate, and the dust finally slides out from the discharge port. After the dust slides out, the elastic force of the limit spring causes the sliding plate to return to its original position and slide upward to block the discharge port, thereby avoiding manual cleaning and extending maintenance time. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the structure of an exhaust gas collection and treatment device of the utility model;

[0016] Figure 2 This is a schematic diagram of the internal structure of a waste gas collection and treatment device of the utility model;

[0017] Figure 3 This is a schematic diagram of the internal structure of the fixed frame of the utility model;

[0018] Figure 4 This is a schematic diagram of the internal structure of the dust collecting box of the utility model.

[0019] In the figure: 1. Collection box; 2. Air inlet pipe; 3. Suction nozzle; 4. Dust collection box; 5. Suction pump; 6. Filter cotton; 7. Activated carbon layer; 8. Fixed frame; 9. Feeding port; 10. Discharging port; 11. Reset spring; 12. Filter plate; 13. Vibration motor; 14. Sliding plate; 15. Limit spring. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figures 1 to 4 The utility model provides a technical solution: an exhaust gas collection and treatment device, comprising: a collection box 1, the outside of the collection box 1 is fixedly connected with an air intake pipe 2, and the inside of the collection box 1 is fixedly connected with a suction pump 5; a dust removal component, the dust removal component includes two fixed frames 8, the two fixed frames 8 are fixedly connected to the inside of the collection box 1, the insides of the two fixed frames 8 are slidably connected with a filter plate 12, and the outside of the filter plate 12 is fixedly connected with a vibration motor 13. During use, the inside of the collection box 1 is negatively pressurized by the operation of the suction pump 5, and the air intake pipe 2 and four suction nozzles 3 suck the external exhaust gas into the collection box 1. When the exhaust gas passes through the filter plate 12, the filter plate 1 2 Filter the dust in the exhaust gas, and the dust filtered by the filter plate 12 can be shaken off and dropped by four return springs 11 and the vibration motor 13 to prevent the filter plate 12 from being blocked by dust, thereby ensuring the filtering quality of the filter plate 12. When the scattered dust enters the interior of the dust collecting box 4 from the discharge port 9 under the action of gravity, when the dust inside the dust collecting box 4 is sufficient, the weight of the dust is greater than the elastic force of the limit spring 15, and the dust slides downward inside the dust collecting box 4 along with the sliding plate 14, and the dust finally slides out from the discharge port 10. After the dust slides out, the elastic force of the limit spring 15 causes the sliding plate 14 to reset and slide up and block the discharge port 10, thereby avoiding manual cleaning and extending the maintenance time.

[0022] Two return springs 11 are fixedly connected to the inside of the two fixed frames 8, and the two return springs 11 are fixedly connected to the outside of the filter plate 12. The elastic force of the return spring 11 is used in combination with the vibration motor 13 to make the filter plate 12 shake up and down along the inside of the two fixed frames 8, so that the dust outside the filter plate 12 falls off.

[0023] A discharge port 9 is provided at the bottom of the collecting box 1, a dust collecting box 4 is fixedly connected to the bottom of the discharge port 9, and a discharge port 10 is provided outside the dust collecting box 4, and the dust collecting box 4 can collect dust after exhaust gas filtering.

[0024] Two limit springs 15 are fixedly connected to the bottom of the dust box 4, and a sliding plate 14 is fixedly connected to the top of the two limit springs 15. The limit springs 15 and the sliding plate 14 are used in combination to achieve that when there is enough dust inside the dust box 4, the dust's own gravity is greater than the elastic force of the limit springs 15, and the discharge port 10 slides under the sliding plate 14 to be exposed, allowing the dust to slide out from the discharge port 10. After the dust slides out, the sliding plate 14 resets to block the discharge port 10, thereby achieving the purpose of automatic cleaning.

[0025] Four suction nozzles 3 are fixedly connected to the outside of the intake pipe 2. The four suction nozzles 3 are located on four surfaces outside the intake pipe 2. The four suction nozzles 3 can increase the efficiency of exhaust gas suction.

[0026] An activated carbon layer 7 is fixedly connected to the inside of the collecting box 1, and filter cotton 6 is fixedly connected to the outside of both sides of the activated carbon layer 7. The activated carbon layer 7 and the filter cotton 6 are used in combination to filter and purify odor in the exhaust gas.

[0027] The four return springs 11 are all made of stainless steel, and the outsides of the four return springs 11 are coated with butter. The stainless steel material can improve durability and stability.

[0028] Working principle: When the exhaust gas collection and treatment device is in use, a negative pressure is formed inside the collection box 1 through the operation of the suction pump 5, and the air inlet pipe 2 and the four suction nozzles 3 suck the external exhaust gas into the collection box 1. When the exhaust gas passes through the filter plate 12, the filter plate 12 filters the dust in the exhaust gas. The dust filtered by the filter plate 12 can be shaken off and dropped by the four return springs 11 and the vibration motor 13 to prevent the filter plate 12 from being blocked by dust, thereby ensuring the filtering quality of the filter plate 12. When the scattered dust enters the interior of the dust box 4 from the discharge port 9 under the action of gravity, when there is enough dust inside the dust box 4, the weight of the dust is greater than the elastic force of the limit spring 15, and the dust slides downward inside the dust box 4 along with the sliding plate 14, and the dust finally slides out from the discharge port 10. After the dust slides out, the elastic force of the limit spring 15 causes the sliding plate 14 to reset and slide up and block the discharge port 10, thereby avoiding manual cleaning and extending maintenance time.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A waste gas collection and treatment device, It is characterized in that include: A collection box (1), wherein the outside of the collection box (1) is fixedly connected to an air inlet pipe (2), and the inside of the collection box (1) is fixedly connected to a suction pump (5); A dust removal component, the dust removal component comprising two fixed frames (8), the two fixed frames (8) are fixedly connected to the inside of the collection box (1), the insides of the two fixed frames (8) are slidably connected to a filter plate (12), and the outside of the filter plate (12) is fixedly connected to a vibration motor (13).

2. The exhaust gas collection and treatment device according to claim 1, Features: Two return springs (11) are fixedly connected inside the two fixed frames (8), and the two return springs (11) are fixedly connected to the outside of the filter plate (12).

3. The exhaust gas collection and treatment device according to claim 1, Features: The bottom of the collecting box (1) is provided with a discharge port (9), the bottom of the discharge port (9) is fixedly connected to a dust collecting box (4), and the outside of the dust collecting box (4) is provided with a discharge port (10).

4. The exhaust gas collection and treatment device according to claim 3, Features: Two limit springs (15) are fixedly connected inside the bottom end of the dust collecting box (4), and a sliding plate (14) is fixedly connected to the tops of the two limit springs (15).

5. The exhaust gas collection and treatment device according to claim 1, Features: Four suction nozzles (3) are fixedly connected to the outside of the air intake pipe (2), and the four suction nozzles (3) are located on four surfaces outside the air intake pipe (2).

6. The exhaust gas collection and treatment device according to claim 1, Features: An activated carbon layer (7) is fixedly connected to the interior of the collection box (1), and filter cotton (6) is fixedly connected to the exterior of both sides of the activated carbon layer (7).

7. The exhaust gas collection and treatment device according to claim 2, Features: The four return springs (11) are all made of stainless steel, and the outsides of the four return springs (11) are all smeared with butter.

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