CN213132380U

CN213132380U - Air purification device for printing workshop

Info

Publication number: CN213132380U
Application number: CN202021804567.1U
Authority: CN
Inventors: 董志华; 张岗; 韩帅华
Original assignee: Zhengzhou Shunhe Plastic Printing And Packaging Co ltd
Current assignee: Zhengzhou Shunhe Plastic Printing And Packaging Co ltd
Priority date: 2020-08-25
Filing date: 2020-08-25
Publication date: 2021-05-07
Anticipated expiration: 2030-08-25

Abstract

The application relates to a printing workshop air purification device, including gas collecting device and play tuber pipe, the gas collecting device is arranged in between the adjacent printing machine, the gas collecting device includes the gas collecting channel and is connected with the connecting pipe of power, air intake and air outlet have been seted up on the gas collecting channel, the air outlet of gas collecting channel with connecting pipe fixed connection, the one end intercommunication that the gas collecting channel was kept away from to the connecting pipe go out the tuber pipe, the vertical fixed plate that is equipped with in both sides of connecting pipe, the connecting pipe with fixed plate sliding connection, install negative pressure device in the air-out pipe, it still is connected with exhaust-gas treatment case on the tuber pipe to go out. This application is collected waste gas through gas collection device in the position of difference for waste gas is collected more fully.

Description

Air purification device for printing workshop

Technical Field

The application relates to the technical field of printing exhaust-gas treatment, in particular to an air purification device for a printing workshop.

Background

During the operation of a printing machine, the printing ink is generally required, and contains a large amount of heavy metals such as lead, mercury and the like, and in addition, aromatic hydrocarbon solvents such as toluene, xylene and the like are commonly used in the printing ink, and the aromatic hydrocarbon solvents can volatilize into the air to pollute the air along with the drying of the printing ink, are very toxic and even are carcinogenic. Therefore, the generated harmful gas needs to be collected and treated when the printing ink is dried.

The utility model discloses a chinese utility model patent that grant publication number is CN209254426U discloses a collection device for a brush ink waste gas, including support frame and exhaust treatment device, the support frame includes base and backup pad, exhaust treatment device includes gas collection device, connecting pipe, preprocessing device, trunk line and UV photodissociation equipment, the top of gas collection device and the bottom fixed connection of connecting pipe for advance exhaust treatment device with harmful gas guide, convenient follow-up handle harmful gas.

The above prior art solutions have the following drawbacks: in actual use, since the gas collecting device is fixed, the exhaust gas collection can be performed only at a fixed place, resulting in a limited exhaust gas collecting capability, and thus improvement is required.

SUMMERY OF THE UTILITY MODEL

The utility model provides a print shop air purification device, it is collected waste gas through gas collection device in the position of difference for waste gas is collected more fully.

The above application purpose of the present application is achieved by the following technical solutions:

the utility model provides a print shop air purification device, includes gas collection device and air-out pipe, its characterized in that: the gas collecting device is arranged between adjacent printers and comprises a gas collecting hood and a connecting pipe connected with power, an air inlet and an air outlet are formed in the gas collecting hood, the air outlet of the gas collecting hood is fixedly connected with the connecting pipe, one end, far away from the gas collecting hood, of the connecting pipe is communicated with the air outlet pipe, fixing plates are vertically arranged on two sides of the connecting pipe, the connecting pipe is connected with the fixing plates in a sliding mode, and a negative pressure device is installed in the air outlet pipe.

Through adopting above-mentioned technical scheme, the gas collection device is arranged in between the adjacent printing machine, collects the waste gas that produces in the printing machine working process, and waste gas gets into from the air intake, and in the air-out pipe was collected to the rethread connecting pipe, the gas collection device can be followed the fixed plate and slided from top to bottom, further fully collects the waste gas of the different positions of printing machine, has reduced the residual volume of waste gas in the printing workshop.

The application is further configured to: the end of the connecting pipe far away from the gas collecting hood is communicated with a hose, and the end of the hose far away from the connecting pipe is communicated with an air outlet pipe.

Through adopting above-mentioned technical scheme, because the gas collection device need reciprocate, set up the hose and make its intercommunication connecting pipe and play tuber pipe, the hose has certain deformability, therefore the connecting pipe does not influence waste gas when removing and collects to a tuber pipe.

The application is further configured to: the fixed plate is vertically provided with a sliding groove, the connecting pipe is provided with a pulley, and the pulley is in sliding fit with the sliding groove.

Through adopting above-mentioned technical scheme, the spout on the fixed plate and the pulley on the connecting pipe restrict the moving direction of gas collecting device in vertical direction, prevent that gas collecting device from taking place the skew in the course of the work.

The application is further configured to: the connecting pipe bottom is equipped with the pneumatic cylinder that the drive connecting pipe reciprocated, the base of pneumatic cylinder is fixed subaerial, the piston rod and the connecting pipe bottom fixed connection of pneumatic cylinder.

Through adopting above-mentioned technical scheme, the piston rod of pneumatic cylinder can drive connecting pipe reciprocating motion from top to bottom, drives the gas collecting channel then and removes to make the gas collecting device fully collect near the waste gas of printing machine.

The application is further configured to: the gas collecting hood is provided with a filter screen, the gas collecting hood is provided with an inserting block, the filter screen is provided with an inserting groove, the inserting block is in sliding fit with the inserting groove, and the filter screen is further provided with openable fan blades.

Through adopting above-mentioned technical scheme, solid waste accessible filter screen in the air is kept apart, prevents that solid waste from getting into out the tuber pipe, influences subsequent exhaust-gas treatment technology. The filter screen can be dismantled with the gas collecting channel and be connected under the effect of grafting piece and inserting groove, makes things convenient for the change or the washing of filter screen. Meanwhile, the opening degree of the fan blades can be adjusted to a proper size according to needs, so that waste gas collection and waste material isolation are facilitated.

The application is further configured to: still be equipped with the exhaust-gas treatment case on the play tuber pipe, the exhaust-gas treatment incasement can be dismantled and be connected with the active carbon board.

Through adopting above-mentioned technical scheme, collect the waste gas in the air-out pipe through the gas collection device and can handle in the exhaust-gas treatment case. The activated carbon plate can adsorb the pollutant in the waste gas, makes it and gas separation to reach air-purifying's purpose, can dismantle simultaneously and connect easy to assemble and change the activated carbon plate.

The application is further configured to: the waste gas treatment box is internally provided with a limiting groove, and the limiting groove is in sliding fit with the activated carbon plate.

Through adopting above-mentioned technical scheme, the activated carbon plate is restricted in vertical direction by the spacing groove, guarantees that printing waste gas is all handled through the activated carbon plate.

The application is further configured to: and a handle is arranged on one side of the activated carbon plate.

Through adopting above-mentioned technical scheme, the handle makes things convenient for the staff to change or clear up the activated carbon plate.

To sum up, the beneficial technical effect of this application does:

1. the gas collecting device can move up and down and can fully collect waste gas near the printing machine;

2. the filter screen is arranged on the gas collecting device, so that solid waste is effectively isolated, and the air outlet pipe is prevented from being blocked;

3. the exhaust-gas treatment case is equipped with the activated carbon board, handles waste gas, and the activated carbon board can be dismantled simultaneously, conveniently changes or clears up the activated carbon board.

Drawings

Fig. 1 is a schematic view of the overall structure of the present application.

Fig. 2 is a side cross-sectional view of a gas collection device in the present application.

Fig. 3 is a schematic structural diagram of the gas collecting device and the fixing plate of the present application.

Fig. 4 is a partially enlarged schematic view of a portion a in fig. 3.

Fig. 5 is a schematic structural view of an exhaust gas treatment tank in the present application.

FIG. 6 is a cross-sectional view of an exhaust treatment housing of the present application.

Reference numerals: 100. a printing press; 200. a gas collection device; 210. a gas-collecting hood; 211. an air inlet; 212. an air outlet; 213. an insertion block; 220. a connecting pipe; 221. a pulley; 230. a fixing plate; 231. a chute; 232. a limiting plate; 240. a hydraulic cylinder; 250. a filter screen; 251. a fan blade; 252. inserting grooves; 300. an air outlet pipe; 310. a fan; 320. a waste gas treatment tank; 321. an activated carbon plate; 322. an opening; 323. a limiting groove; 324. a handle; 325. a sealing strip; 400. a hose.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

Referring to fig. 1 and 2, for a printing shop air purification device disclosed in this application, including gas collecting device 200 and air-out pipe 300, gas collecting device 200 is arranged between adjacent printing machines 100, and gas collecting device 200 includes gas collecting channel 210 and connecting pipe 220, and gas collecting channel 210 can be cylindrical, prismoid and round platform shape etc. this application sets up gas collecting channel 210 into the prismoid. The gas collecting hood 210 is provided with an air inlet 211 and an air outlet 212, the air inlet 211 faces to a gap between adjacent printing presses 100, waste gas generated by printing is convenient to collect, the air outlet 212 is fixedly connected with the connecting pipe 220, one end, far away from the gas collecting hood 210, of the connecting pipe 220 is fixedly connected with the hose 400, and the hose 400 is communicated with the connecting pipe 220 and the air outlet pipe 300. The air outlet pipe 300 is disposed on a side of the air collecting device 200 away from the printing machine 100, and a fan 310 is disposed in the air outlet pipe 300 to make the interior of the air outlet pipe 300 under negative pressure, so that the air collecting device 200 collects the waste gas to the air outlet pipe 300.

Referring to fig. 3, two fixing plates 230 are provided at both sides of the connection pipe 220, the two fixing plates 230 being vertically provided, and the fixing plates 230 clamp the connection pipe 220. The fixing plate 230 is provided with two sliding grooves 231 along the length direction of the fixing plate 230 at one side of the fixing plate 230 close to the connecting pipe 220, the number of the sliding grooves 231 on each fixing plate 230 can be more than one, and in the present application, two sliding grooves 231 are provided on each fixing plate 230. Install pulley 221 simultaneously on connecting pipe 220, pulley 221 and spout 231 sliding fit, every spout 231 corresponds in this application is provided with two pulleys 221, therefore connecting pipe 220 can slide from top to bottom between fixed plate 230, and pulley 221 and spout 231 have injectd the moving direction of connecting pipe 220 and be vertical direction. Limiting plates 232 are provided on the top of the two fixing plates 230 to prevent the connecting pipe 220 from sliding out of the fixing plates 230 upwards, which may cause damage to the apparatus.

Referring to fig. 3, a hydraulic cylinder 240 is provided at the bottom of the connection pipe 220, the base of the hydraulic cylinder 240 is fixed to the ground, and the piston rod of the hydraulic cylinder 240 is fixedly connected to the bottom of the connection pipe 220, so that the hydraulic cylinder 240 can drive the connection pipe 220 to move up and down at intervals, thereby moving the gas collecting channel 210 up and down and sufficiently collecting the printing waste gas.

Referring to fig. 3 and 4, a filter screen 250 is disposed at the air inlet 211 of the gas collecting channel 210. The filter screen 250 is provided with a plurality of fan blades 251, the fan blades 251 are strip-shaped plate-shaped, and two ends of the fan blades 251 are rotatably connected with the filter screen 250, so that the fan blades 251 can rotate, and the fan blades 251 can be shifted to a proper position according to the requirement of air inlet during use. A strip-shaped plugging block 213 is arranged on one side of the gas collecting hood 210 close to the printing machine 100, the plugging block 213 is vertically arranged on two sides of the air inlet 211, and the cross section of the plugging block 213 is T-shaped. The inserting grooves 252 are vertically arranged on two sides of the filter screen 250 close to the gas collecting hood 210, and the cross sections of the inserting grooves 252 and the inserting blocks 213 are the same in shape, so that the filter screen 250 can be detachably connected to the gas collecting hood 210, and solid waste and deposited dust on the filter screen 250 can be conveniently cleaned.

Referring to fig. 5 and 6, the air outlet pipe 300 is provided with a waste gas treatment box 320, the waste gas treatment box 320 is a square box, and two ends of the waste gas treatment box 320 are communicated with the air outlet pipe 300. The vertical activated carbon board 321 that is equipped with in exhaust-gas treatment case 320, activated carbon board 321 adsorbs the processing to the pollutant in the waste gas, and activated carbon board 321 is equipped with two in this application. The activated carbon plate 321 is attached to the inner cross section of the exhaust gas treatment box 320, so that the exhaust gas in the air outlet pipe 300 can completely pass through the activated carbon plate 321. An opening 322 is formed in the sidewall of the exhaust gas treatment tank 320, the opening 322 is in a strip shape, and the activated carbon plate 321 is inserted into the exhaust gas treatment tank 320 through the opening 322. Meanwhile, in order to prevent the activated carbon plate 321 from shifting during operation, a limiting groove 323 is formed in the top and bottom of the waste gas treatment box 320, and the activated carbon plate 321 is vertically fixed in the waste gas treatment box 320 by the limiting groove 323. A handle 324 is disposed on a side of the activated carbon plate 321 near the opening 322, so as to facilitate drawing operation of the activated carbon plate 321. In order to prevent the leakage of exhaust gas at the opening 322, a sealing strip 325 is provided at the opening 322, and a rubber pad is provided on the sealing strip 325 to seal the opening 322. When the exhaust gas passes through the activated carbon plate 321, the activated carbon plate 321 adsorbs pollutants in the exhaust gas, so that the pollutants are separated from the gas, and the treated gas can be discharged.

The implementation principle of the embodiment is as follows: near printer 100 during operation produces waste gas, and the fan 310 effect in the tuber pipe 300 makes and is in the negative pressure in the tuber pipe 300, and gas collection device 200 is driven by hydraulic means and reciprocates, collects waste gas, and solid waste material is kept apart to filter screen 250 on the gas collection device 200, and waste gas reaches the tuber pipe 300 after through the activated carbon plate 321 in the exhaust-gas treatment case 320, and the pollutant in the waste gas is adsorbed to activated carbon plate 321, and the gas after handling can be discharged.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a print shop air purification device, includes gas collection device (200) and goes out tuber pipe (300), its characterized in that: the gas collecting device (200) is arranged between adjacent printing machines (100), the gas collecting device (200) comprises a gas collecting hood (210) and a connecting pipe (220) connected with power, an air inlet (211) and an air outlet (212) are formed in the gas collecting hood (210), the air outlet (212) of the gas collecting hood (210) is fixedly connected with the connecting pipe (220), one end, far away from the gas collecting hood (210), of the connecting pipe (220) is communicated with an air outlet pipe (300), fixing plates (230) are vertically arranged on two sides of the connecting pipe (220), the connecting pipe (220) is connected with the fixing plates (230) in a sliding mode, and a negative pressure device is installed in the air outlet pipe (300).

2. The printing shop air cleaning apparatus according to claim 1, characterized in that: one end of the connecting pipe (220) far away from the gas collecting hood (210) is communicated with a hose (400), and one end of the hose (400) far away from the connecting pipe (220) is communicated with the air outlet pipe (300).

3. The printing shop air cleaning apparatus according to claim 2, characterized in that: the fixed plate (230) is vertically provided with a sliding groove (231), the connecting pipe (220) is provided with a pulley (221), and the pulley (221) is in sliding fit with the sliding groove (231).

4. The printing shop air cleaning apparatus according to claim 3, characterized in that: the connecting pipe (220) bottom is equipped with the pneumatic cylinder (240) that drive connecting pipe (220) reciprocated, the base of pneumatic cylinder (240) is fixed subaerial, the piston rod and the connecting pipe (220) bottom fixed connection of pneumatic cylinder (240).

5. The print shop air purification apparatus according to claim 4, wherein: the gas collecting channel is characterized in that a filter screen (250) is arranged on the gas collecting channel (210), an inserting block (213) is arranged on the gas collecting channel (210), an inserting groove (252) is formed in the filter screen (250), the inserting block (213) is in sliding fit with the inserting groove (252), and openable fan blades (251) are further arranged on the filter screen (250).

6. The printing shop air cleaning apparatus according to claim 1, characterized in that: the air outlet pipe (300) is further provided with a waste gas treatment box (320), and an activated carbon plate (321) is detachably connected in the waste gas treatment box (320).

7. The print shop air purification apparatus according to claim 6, wherein: a limiting groove (323) is arranged in the waste gas treatment box (320), and the limiting groove (323) is in sliding fit with the activated carbon plate (321).

8. The print shop air purification apparatus according to claim 7, characterized in that: and a handle (324) is arranged on one side of the activated carbon plate (321).