Waste gas treatment device with waste heat recovery function

Abstract

The utility model relates to the technical field of waste gas treatment, in particular to a waste gas treatment device with a waste heat recovery function, which comprises a machine body, the top end of the machine body is fixedly connected with a gas inlet box, the inside of the gas inlet box is detachably connected with a filter screen, and the top end of the filter screen is slidably connected with a cleaning brush. Mounting grooves are formed in the front side and the rear side of the air inlet box, collecting boxes are slidably connected into the mounting grooves, limiting blocks are fixedly connected to the left side and the right side of each collecting box, two clamping grooves are formed in the upper sides of the inner walls of the mounting grooves, and clamping blocks are clamped into the clamping grooves; the device has the beneficial effects that the collecting box is inserted into the side wall of the air inlet box, so that cleaned dust can be collected by the collecting box, the dust cannot be attached to the surface of the filter screen for the second time, the clamping blocks are used for connection, the collecting box can be conveniently mounted and dismounted, the operation process is simplified, and the maintenance cost is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to waste gas treatment technical field, concretely is a kind of waste gas treatment device with waste heat recovery function. BACKGROUND

[0002] In industrial production, the exhaust gas usually contains high concentration of organic compounds, these exhaust gases have certain harm to the environment and human health, so before the exhaust gas is discharged, waste gas treatment device is generally used to purify the exhaust gas, waste gas treatment device is generally composed of preheating chamber, burner, heat exchanger, catalytic reactor and other structures, and adopts catalytic combustion method to treat exhaust gas, when using, organic waste gas first enters the air inlet of catalytic combustion device, then preheats in preheating chamber to improve the temperature of exhaust gas to the ignition temperature of catalyst, then, exhaust gas enters catalytic reactor, and flameless combustion occurs under the action of catalyst, to generate carbon dioxide and water vapor, and release a large amount of heat, and the high-temperature flue gas after combustion can be recycled through heat exchanger to preheat the cold exhaust gas entering the system. Finally, the purified flue gas is discharged into the atmosphere through chimney, so as to not only achieve the purification effect, but also recover waste heat.

[0003] In order to prevent dust in exhaust gas from adhering to the outside of heat exchanger and thus affecting the waste heat recovery efficiency, the waste gas treatment device in the prior art generally installs filter screen at the air inlet box, so as to filter dust, and installs cleaning brush to clean the dust outside the filter screen to prevent dust from blocking the pore size of the filter screen and affecting the air inlet efficiency.

[0004] However, in actual use, only installing cleaning brush on the surface of filter screen makes the cleaned dust unable to be completely discharged into the air inlet box, and with the passage of time, the dust will return to the surface of filter screen again, forming secondary blockage, and the inefficient cleaning mechanism will lead to the increase of maintenance cost, because filter screen and cleaning brush need to be replaced more frequently, and even complete cleaning and maintenance may be needed during shutdown, which not only increases operating cost, but also may affect production progress due to equipment shutdown. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of waste gas treatment device with waste heat recovery function to solve the problems raised in the above background.

[0006] To achieve the above object, the utility model provides following technical scheme: A waste gas treatment device with waste heat recovery function, including machine body, the top fixed connection of machine body has the air inlet tank, the inside detachable connection of air inlet tank has the filter screen, the top sliding connection of filter screen has the cleaning brush, the inside of air inlet tank's front and back two sides all are equipped with the installation groove, the inside sliding connection of installation groove has the collection box, the left and right sides fixed connection of collection box all have the limiting block, the inside upper side of installation groove is equipped with two clamping grooves, the inside clamping of clamping groove has the clamping block, and the clamping block runs through the limiting block.

[0007] Preferably, the inside of the air inlet tank is provided with two placing grooves, the inside of the placing groove is slidably connected with a pull rope, the outside of the placing groove is provided with an elastic member, the top of the pull rope is fixedly connected with a placing block, and the top of the placing block is fixedly connected to the bottom of the clamping block.

[0008] Preferably, the inside of the air inlet tank is provided with a connecting groove, the other end of the pull rope is fixedly connected with a rotating rod, the side away from each other of the two rotating rods is fixedly connected with a rotating disc, the inside of the rotating disc is hingedly connected with a connecting rod, the bottom of the connecting rod is provided with a buckling groove, and the inner wall of the buckling groove is fixedly connected with a plurality of anti-skid strips.

[0009] Preferably, the upper part of the side close to the two collection boxes is provided with an inclined groove, and the inclined groove is in communication with the upper side of the filter screen.

[0010] Preferably, the placing block is slidably connected in the inside of the placing groove, and the lower side of the clamping block is slidably connected in the inside of the placing groove.

[0011] Preferably, one end of the elastic member is fixedly connected to the placing block, and the other end of the elastic member is fixedly connected to the inner wall of the placing groove.

[0012] Preferably, the rotating rod is rotatably connected in the inside of the connecting groove, and the rotating disc is rotatably connected in the inside of the connecting groove.

[0013] Compared with the prior art, the waste gas treatment device with waste heat recovery function has the following advantages: by inserting the collection box into the side wall of the air inlet tank, the dust cleaned can be collected by the collection box, so that the dust will not be attached to the surface of the filter screen again, and the collection box can be conveniently installed and removed by using the clamping block, thereby simplifying the operation process and reducing the maintenance cost. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a perspective view of the utility model;

[0015] Figure 2 It is a top view of the utility model;

[0016] Figure 3 For the utility model Figure 2 Structure section view at A-A;

[0017] Figure 4 For the utility model Figure 3 Structure enlarged view at A;

[0018] Figure 5 For the utility model collection box structure schematic view;

[0019] Figure 6 For the utility model Figure 2 Structure section view at B-B;

[0020] Figure 7 For the utility model Figure 6 Structure enlarged view at B.

[0021] Figure: 1, machine body; 2, air inlet tank; 3, filter screen; 4, cleaning brush; 5, installation groove; 6, collection box;

[0022] 7, limit block; 8, clamping groove; 9, clamping block; 10, inclined slot; 11, placing groove; 12, pull rope; 13, placing block; 14, elastic member; 15, connecting groove; 16, rotating rod; 17, rotating disc; 18, connecting rod; 19, buckling groove. Specific embodiments

[0023] In order to make the purpose, technical scheme of the utility model to carry out clear, complete description, and the advantage is more clear and clear, following combining the drawing to the utility model embodiment carries out further detailed explanation.Should understand, the specific embodiment described here is a part of the embodiment of the utility model, instead of all the embodiments, only to explain the embodiment of the utility model, and does not use to limit the embodiment of the utility model, the all other embodiments of the ordinary skill in the art obtained under the premise of not making the creative labor, belong to the range of protection of the utility model.

[0024] Embodiment one: please refer to Figures 1-7The utility model provides a kind of technical scheme: a waste gas treatment device with waste heat recovery function, including body 1, the top of body 1 is fixedly connected with air inlet tank 2, detachably connected with filter screen 3 in the inside of air inlet tank 2, so that filter screen 3 can be replaced, the top of filter screen 3 is slidably connected with cleaning brush 4, so that cleaning brush 4 can clean filter screen 3, installation groove 5 is set in the inside of the front and rear two sides of air inlet tank 2, collection box 6 is slidably connected in the inside of installation groove 5, installation groove 5 is limited to collection box 6, so that collection box 6 can stably slide, oblique slot 10 is set in the upper part of the similar side of two collection boxes 6, oblique slot 10 is used to guide the dust under cleaning to enter the inside of collection box 6, and oblique slot 10 is connected with the upper side of filter screen 3, so that the dust under cleaning can enter the inside of collection box 6 by oblique slot 10, the left and right sides of collection box 6 are fixedly connected with limiting block 7, two clamping grooves 8 are set on the inner wall upper side of installation groove 5, clamping block 9 is clamped in the inside of clamping groove 8, and clamping block 9 penetrates limiting block 7, limiting block 7 is slidably connected in the inside of installation groove 5, so that collection box 6 can be limited.

[0025] When collection box 6 needs to be disassembled, by moving clamping block 9 downwards, so that clamping block 9 can be separated from the inside of clamping groove 8 and limiting block 7, so that collection box 6 is not limited, so that collection box 6 can be conveniently disassembled, on the contrary, when collection box 6 needs to be installed, by sliding collection box 6 into the inside of installation groove 5, then sliding clamping block 9 upwards, so that clamping block 9 can be penetrated into the inside of limiting block 7 and clamping groove 8 and clamped, so that collection box 6 can be stably installed in the inside of installation groove 5.

[0026] Example two: on the basis of example one, in order to realize the convenient pulling of clamping block 9, two placing grooves 11 are set in the inside of air inlet tank 2, pulling rope 12 is slidably connected in the inside of placing groove 11, placing groove 11 is limited to the inside pulling rope 12, so that pulling rope 12 will not deviate when sliding, elastic member 14 is sleeved on the outside of placing groove 11, placing block 13 is fixedly connected at the top of pulling rope 12, placing block 13 is slidably connected in the inside of placing groove 11, placing groove 11 is limited to placing block 13, so that placing block 13 can stably slide, one end of elastic member 14 is fixedly connected on placing block 13, the other end of elastic member 14 is fixedly connected on the inner wall of placing groove 11.

[0027] When it is needed to pull the clamping block 9, the placing block 13 is moved downwards by pulling the pull rope 12, the elastic element 14 is deformed by the pressing of the placing block 13, the clamping block 9 is moved downwards, vice versa, the placing block 13 is moved upwards by the reset movement of the elastic element 14, the clamping block 9 is moved upwards by the pushing of the placing block 13.

[0028] In order to conveniently pull the pull rope 12, the inside of the front and rear sides of the air inlet box 2 is provided with a connecting groove 15, the other end of the pull rope 12 is fixedly connected with a rotating rod 16, the pull rope 12 is wound outside the rotating rod 16, the rotating rod 16 is rotationally connected inside the connecting groove 15, the connecting groove 15 limits the rotating rod 16, the rotating rod 16 does not deviate when rotating, the two rotating rods 16 are fixedly connected with a rotating disc 17 on the side away from each other, the rotating disc 17 is rotationally connected inside the connecting groove 15, the connecting groove 15 limits the rotating disc 17, the rotating disc 17 stably rotates, the inside of the rotating disc 17 is hingedly connected with a connecting rod 18, the connecting rod 18 drives the rotating disc 17 to rotate, the bottom end of the connecting rod 18 is provided with a buckling groove 19, the buckling groove 19 buckles the connecting rod 18, the inner wall of the buckling groove 19 is fixedly connected with a plurality of anti-skid strips, so that the buckling of the buckling groove 19 is more convenient.

[0029] When it is needed to rotate the pull rope 12, the buckling groove 19 is flipped, the connecting rod 18 is held and rotated, the connecting rod 18 drives the rotating disc 17 to rotate, the rotating disc 17 drives the rotating rod 16 to rotate, the rotating rod 16 winds the pull rope 12 outside, vice versa, the pull rope 12 moves upwards under the action of the elastic element 14, the rotating rod 16 reversely rotates and resets, at this time, the connecting rod 18 is reversely folded and stored inside the rotating disc 17 for next use.

[0030] In actual use, when the pull rope 12 needs to be pulled, the pull groove 19 is buckled, the pull groove 19 is flipped, the connecting rod 18 is held and rotated, the connecting rod 18 drives the rotating disc 17 to rotate, the rotating disc 17 drives the rotating rod 16 to rotate, the rotating rod 16 winds the pull rope 12 outside, the pull rope 12 pulls the placement block 13 to move downwards, the placement block 13 extrudes the elastic piece 14 to deform, the clamping block 9 moves downwards, the clamping block 9 is separated from the inside of the clamping groove 8 and the limiting block 7, the collecting box 6 is not limited, the collecting box 6 is conveniently disassembled, the collecting box 6 is conveniently cleaned, when the collecting box 6 is cleaned, the collecting box 6 is slid into the installation groove 5, the connecting rod 18 is loosened, the elastic piece 14 is reset, the elastic piece 14 pushes the placement block 13 to move upwards, the placement block 13 pushes the clamping block 9 to move upwards, the clamping block 9 is inserted into the inside of the limiting block 7 and the clamping groove 8, the collecting box 6 is stably installed in the installation groove 5, when the pull rope 12 moves upwards, the pull rope 12 pulls the rotating rod 16 to rotate reversely and reset, the connecting rod 18 is reversely folded, the connecting rod 18 is accommodated in the inside of the rotating disc 17, and is used next time.

[0031] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. An exhaust gas treatment device with a waste heat recovery function, comprising a body (1), the top of the body (1) being fixedly connected to an air intake box (2), the interior of the air intake box (2) being detachably connected to a filter screen (3), the top of the filter screen (3) being slidably connected to a cleaning brush (4), characterized in that: The inside of the front and back of the air inlet box (2) is provided with a mounting groove (5), the inside of the mounting groove (5) is slidably connected with a collecting box (6), the left and right sides of the collecting box (6) are fixedly connected with a limiting block (7), two clamping grooves (8) are arranged on the inner wall of the mounting groove (5), the clamping groove (8) is clamped with a clamping block (9), and the clamping block (9) penetrates the limiting block (7).

2. The exhaust gas treatment device with waste heat recovery function according to claim 1, characterized in that: The inside of the air inlet box (2) is provided with two placing grooves (11), the inside of the placing groove (11) is slidably connected with a pull rope (12), the outside of the placing groove (11) is provided with an elastic element (14), the top of the pull rope (12) is fixedly connected with a placing block (13), and the top of the placing block (13) is fixedly connected to the bottom of the clamping block (9).

3. The exhaust gas treatment device with waste heat recovery function according to claim 2, characterized in that: The inside of the front and back of the air inlet box (2) is provided with a connecting groove (15), the other end of the pull rope (12) is fixedly connected with a rotating rod (16), the side away from each other of the two rotating rods (16) is fixedly connected with a rotating disc (17), the inside of the rotating disc (17) is hingedly connected with a connecting rod (18), the bottom of the connecting rod (18) is provided with a buckling groove (19), and the inner wall of the buckling groove (19) is fixedly connected with a plurality of anti-skid strips.

4. The exhaust gas treatment device with waste heat recovery function according to claim 1, characterized in that: The upper part of the side close to the two collecting boxes (6) is provided with an inclined groove (10), and the inclined groove (10) is communicated with the upper side of the filter screen (3), and the limiting block (7) is slidably connected in the inside of the mounting groove (5).

5. The exhaust gas treatment device with waste heat recovery function according to claim 2, characterized in that: The placing block (13) is slidably connected in the inside of the placing groove (11), and the lower side of the clamping block (9) is slidably connected in the inside of the placing groove (11).

6. The exhaust gas treatment device with waste heat recovery function according to claim 2, characterized in that: One end of the elastic element (14) is fixedly connected to the placing block (13), and the other end of the elastic element (14) is fixedly connected to the inner wall of the placing groove (11).

7. The exhaust gas treatment device with waste heat recovery function according to claim 3, characterized in that: The rotating rod (16) is rotatably connected in the inside of the connecting groove (15), and the rotating disc (17) is rotatably connected in the inside of the connecting groove (15).

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