CN113368642B

CN113368642B - Be applied to and handle two laser printer's exhaust treatment device

Info

Publication number: CN113368642B
Application number: CN202110639673.1A
Authority: CN
Inventors: 吕忠利; 王崇; 矫滢; 温武汉
Original assignee: Shandong Charmray Laser Technology Co ltd
Current assignee: Shandong Charmray Laser Technology Co ltd
Priority date: 2021-06-08
Filing date: 2021-06-08
Publication date: 2022-08-16
Anticipated expiration: 2041-06-08
Also published as: CN113368642A

Abstract

The invention discloses a waste gas treatment device applied to a double-laser printer in the technical field of printers, which comprises an installation box, wherein the inside of the installation box is fixedly provided with a printer, the bottom of the inner wall of the installation box is fixedly connected with a purification box, a gas outlet of the printer is fixedly connected with a gas outlet pipeline, the bottom end of the gas outlet pipeline penetrates through the inner wall of the installation box and is inserted into the purification box, the inner wall of the installation box is fixedly connected with a primary filter screen, a secondary filter screen and a tertiary filter screen, the primary filter screen, the secondary filter screen and the tertiary filter screen are sequentially distributed from bottom to top, the primary filter screen covers the top surface of the purification box, and a gas outlet formed in the inner wall of the installation box is formed above the tertiary filter screen; the invention can prevent the waste gas from leaking from the water outlet pipe when the water source is replaced, and can ensure that the waste gas purification is more complete.

Description

Be applied to and handle two laser printer's exhaust treatment device

Technical Field

The invention relates to the technical field of printers, in particular to a waste gas treatment device applied to a double-laser printer.

Background

Background information

The prior art discloses a part of invention patents in the technical field of printers, wherein the invention patent with the application number of CN202021101144.3 discloses an exhaust gas purification device of a laser printer. The waste gas purification device of the laser printer comprises a printer; a fixing assembly; the fixed assembly is fixedly connected to the bottom of the printer; an exhaust assembly; the exhaust assembly is arranged between the fixing assembly and the left side of the printer; processing the assembly; the processing assembly is connected between two sides of the inner wall of the fixing assembly in a sliding manner; a primary filter assembly; the first-stage filtering assembly is arranged between two sides of the inner wall of the processing assembly.

If the water source needs to be changed at the long-time printing in-process of prior art, waste gas can follow sewage and leak out from the drain pipe together, follows the waste gas that sewage leaked and does not obtain effectual purification and can cause harm to staff and environment.

Based on this, the invention designs an exhaust gas treatment device applied to a double-laser printer to solve the problems.

Disclosure of Invention

The invention aims to provide a waste gas treatment device applied to a double-laser printer, which aims to solve the problems that in the prior art, if a water source needs to be replaced in the long-time printing process, waste gas can leak out of a drain pipe along with sewage, and the waste gas leaking along with the sewage is not effectively purified, so that the harm is caused to workers and the environment.

In order to achieve the purpose, the invention provides the following technical scheme: a waste gas treatment device applied to the treatment of a double-laser printer comprises an installation box, wherein a printer is fixedly arranged in the installation box, the bottom of the inner wall of the installation box is fixedly connected with a purification box, a gas outlet pipeline is fixedly connected to the gas outlet of the printer, the bottom end of the gas outlet pipeline penetrates through the inner wall of the installation box and is inserted into the purification box, a primary filter screen, a secondary filter screen and a tertiary filter screen are fixedly connected to the inner wall of the installation box, the primary filter screen, the secondary filter screen and the tertiary filter screen are sequentially distributed from bottom to top, the primary filter screen covers the top surface of the purification box, a gas exhaust port arranged on the inner wall of the installation box is arranged above the tertiary filter screen, a water inlet pipe and a water outlet pipe which are distributed from top to bottom are arranged on the right side wall of the purification box, and the water inlet pipe and the water outlet pipe are both communicated with the interior of the purification box, the cleaning box is characterized in that a sealing push plate which is attached to the front inner wall and the rear inner wall of the cleaning box in the left-right direction is connected in a sliding mode, a first air hole penetrating through the left side wall and the right side wall of the cleaning box is formed in the sealing push plate, a first sliding chute is formed in the sealing push plate, the first sliding chute is connected with a first sliding plate in the front-rear direction in a sliding mode, a second air hole penetrating through the left side wall and the right side wall of the first sliding plate and communicated with the first air hole in an abutting mode at the initial position is formed in the first sliding plate, a first spring for resetting of the first sliding plate is fixedly connected to the side wall of the first sliding plate, a first sealing plate and a second sealing plate are connected to the right side inner wall of the cleaning box in the front-rear direction in a sliding mode, the first sealing plate and the second sealing plate are respectively used for shielding a sealing water inlet pipe and a water outlet pipe, and a driving mechanism is fixedly connected to the left side wall of the mounting box;

the driving mechanism comprises an air cylinder, a second sliding groove, a fourth sliding groove, a third spring and a fourth spring, the air cylinder is fixedly connected to the outer wall of the left side of the installation box, the telescopic end of the air cylinder penetrates through the left side wall of the installation box and the left side wall of the purification box and is fixedly connected to the left side wall of the sealing push plate, the second sliding groove is formed in the inner wall of the front side of the purification box, a first sliding rod is connected to the second sliding groove in a sliding mode, the rear end of the first sliding rod penetrates through the front wall of the purification box and extends into the first sliding groove to be fixedly connected with the front wall of the first sliding plate, a trapezoidal push plate which acts on the first sliding rod to drive the first sliding plate to move backwards is fixedly connected to the inner wall of the front side of the purification box is arranged below the second sliding groove, the third sliding groove is connected with a first sliding block in the left-right direction in a sliding mode, an L-shaped push rod fixedly connected to the right side wall of the sealing push plate is arranged on the right side wall of the first sliding block, the initial position of the side wall of the L-shaped push rod is attached to the right side wall of the first slider, a telescopic connecting rod is rotatably connected to the side wall of the first slider, the right end of the telescopic connecting rod is rotatably connected to the side wall of the second sealing plate, the top of the second sealing plate is slidably connected with a first rack rod in the vertical direction, a gear which is rotatably connected to the inner wall of the right side of the purification box and can be meshed with the first rack rod is arranged above the first rack rod, a second rack rod fixedly connected to the bottom surface of the first sealing plate is meshed above the gear, a first push block which drives the first rack rod to slide upwards and is meshed with the gear is arranged on the rear side of the first rack rod, the second connecting rod is rotatably connected to the side wall of the first rack rod, a fourth chute is formed in the bottom of the inner wall of the purification box, a second slide rod is slidably connected to the fourth chute, and the left end of the second slide rod is positioned on the left side of the sealing push plate, the right end of the second sliding rod is fixedly connected with a second push block which is connected in a fourth sliding groove in a sliding mode, the right end of the second push block is fixedly connected with a first air spring which is in a stretching state and used for resetting the second push block, a kidney-shaped hole is formed in the second push block, a cylindrical sliding rod is connected in the kidney-shaped hole in a sliding mode, the cylindrical sliding rod is rotatably connected to the bottom end of a second connecting rod, two ends of a third spring are fixedly connected to the rear side wall of the first sealing plate and the rear side inner wall of the purification box respectively, and two ends of a fourth spring are fixedly connected to the rear side wall of the second sealing plate and the rear side inner wall of the purification box respectively;

when the printer works for a long time, the water source needs to be replaced, waste gas leaks out of the water discharge pipe along with sewage, and the waste gas leaked along with the sewage cannot be effectively purified, so that the waste gas can cause harm to workers and the environment, the technical scheme solves the problems that when the printer works for a long time, the water in the purifying box absorbs impurities in the waste gas, reaches a saturated state, and the water source needs to be replaced, the printer works normally, then the cylinder is started to extend, the telescopic end of the cylinder drives the sealing push plate to move rightwards in the purifying box, after the sealing push plate moves rightwards, the second slide rod and the second push block move rightwards under the elastic force of the first air spring, the sealing push plate drives the first slide plate and the first slide rod to move rightwards together, the first slide rod slides rightwards in the second slide groove, and after the first slide rod slides to be in contact with the inclined plane of the trapezoidal push plate, the inclined plane of the trapezoidal push plate acts on the first slide rod to enable the first slide rod to move backwards, the first slide rod can drive the first slide plate to move backwards in the first sliding groove, when the first slide rod slides to the rear side wall of the trapezoidal push plate, the first slide plate moves backwards to the maximum distance at the moment, the second air hole in the first slide plate is staggered with the first air hole in the sealing push plate, waste gas can not be discharged rightwards from the first air hole any more, the waste gas is concentrated at the left side of the sealing push plate, the sealing push plate continuously moves rightwards to enable the right side wall of the sealing push plate to be in contact with the first slide block, then the sealing push plate can drive the first slide block to move rightwards together, the first slide block can drive the front end of the telescopic connecting rod to move rightwards together, the rear end of the telescopic connecting rod can firstly push the second sealing plate backwards to enable the second sealing plate to slide backwards on the inner wall of the right side of the purification box while compressing the fourth spring, and after the second sealing plate slides backwards, the sewage in the purifying box can be discharged from the water outlet pipe, meanwhile, the sealing push plate moves rightwards to drive impurities deposited at the bottom of the purifying box to shake, the impurities can be discharged from the water outlet pipe along with the sewage, when the second sealing plate drives the first rack rod to move backwards to enable the first rack rod to be contacted with the first push block, the first rack rod can move upwards to a position meshed with the gear under the action of the first push block, the first rack rod can drive the top end of the second connecting rod to move upwards for a short distance, the bottom end of the second connecting rod can move rightwards for a short distance under the action of the cylindrical slide rod, then, the sealing push plate continues moving rightwards to enable the first sliding block to drive the telescopic connecting rod to contract rightwards, when the sealing push plate moves rightwards to a maximum distance, the sewage in the purifying box is completely discharged, then, the cylinder can be started to contract, and the cylinder drives the sealing push plate to move leftwards, when the sealing push plate drives the L-shaped push rod to move leftwards to enable the left wall on the right side of the L-shaped push rod to be in contact with the right wall of the first slide block, the L-shaped push rod can drive the first slide block to move leftwards together, the first slide block can drive the front end of the telescopic connecting rod to move leftwards, then the second seal plate can drive the second seal plate and the rear end of the telescopic connecting rod to slide under the elastic force of the fourth spring, the second seal plate can drive the first rack rod to move forwards together, the first rack rod can drive the gear meshed with the first rack rod to rotate together, the gear can drive the second rack rod to move backwards, the second rack rod can drive the first seal plate to move backwards together and compress the third spring, when the second seal plate moves forwards and closes the water outlet pipe, the first seal plate moves backwards to a position for opening the water inlet pipe, at the moment, the first rack rod temporarily stays at a position meshed with the gear to limit the gear, then clean water source can be added into the purification box through the water inlet pipe, when the sealing push plate moves rightwards to be contacted with the left end of the second slide bar, the second slide bar can be driven by the sealing push plate to move leftwards, the second slide bar can drive the second push block to move leftwards together, the second push block can drive the cylindrical slide bar to move leftwards together, the cylindrical slide bar can drive the bottom end of the second connecting rod to move leftwards together, the top end of the second connecting rod can drive the first rack bar to move downwards, so that the first rack bar is separated from being meshed with the gear, after the limit of the first rack bar is lost, the second rack bar and the first sealing plate can move forwards under the elastic force of the third spring until the first sealing plate closes the water inlet pipe, at the moment, the clean water source is added completely, the first slide bar can slide to the position staggered with the trapezoidal push plate, and then the first slide plate can move forwards under the action of the first spring to return to the initial position, the second air hole is communicated with the first air hole, and then waste gas generated by the operation of the printer can enter water from the first air hole and the second air hole again for preliminary purification, the invention can enable the cylinder to drive the sealing push plate to move rightwards when a water source needs to be replaced by arranging the sealing push plate, the first sliding plate to move backwards under the action of the trapezoid push plate to close an air inlet channel of the waste gas, so that the waste gas can be concentrated on the left side of the sealing push plate in the process of replacing the water source, and simultaneously, the sealing push plate moves leftwards to drive the second sealing plate to open a water outlet pipe, so that the sewage can be discharged from the water outlet pipe, the sealing push plate can drive impurities deposited at the bottom of the purification box to shake in the process of discharging the sewage, so that the impurities can be better discharged along with the sewage, and the sewage and the impurities can be discharged more cleanly, treat sewage discharge completely back, can drive first closing plate when second closing plate self-closing slowly opens, the inlet tube can be opened to first closing plate when the second closing plate closes the outlet pipe, then can add clean water source to the purifying box, treat that the water source adds first closing plate can self-closing after accomplishing, first bleeder vent and second bleeder vent can slowly open, clean water source has added when waste gas gets into sealed push pedal right side once more and has accomplished, clean water source can carry out better purification to waste gas, can avoid simultaneously following sewage and discharging from the outlet pipe together at the in-process waste gas of discharge sewage, can make waste gas purification more complete, assurance waste gas that can be better can not cause harm to staff and environment.

As a further scheme of the invention, an installation groove is formed in the inner wall of the left side of the installation box, a folding shielding plate is arranged in the installation groove, and two ends of the folding shielding plate are respectively and fixedly connected to the top of the installation groove and the top of the left side wall of the sealing push plate; the during operation, sealed push pedal can drive folding shielding plate extension when moving right, and folding shielding plate can shelter from sealed push pedal left side region, can avoid waste gas direct left side upflow from sealed push pedal to flow from the one-level filter screen, can stop waste gas completely in the left side of sealed push pedal when changing the water source, and waste gas can enter into the right side of purifying box after the water source is changed and is flowed from the one-level filter screen again after tentatively purifying by water.

As a further scheme of the invention, the right side wall of the sealing push plate is connected with a knocking rod in a sliding manner in the vertical direction, the bottom of the knocking rod is fixedly connected with a second air spring for resetting the knocking rod, the rear side wall of the knocking rod is fixedly connected with a third slide rod, the inner wall of the rear side of the purifying box is provided with a fifth slide groove, and a plurality of bumps which are distributed at equal intervals and act on the third slide rod to move upwards are fixedly connected in the fifth slide groove; when the sealing push plate moves rightwards, the knocking rod and the third slide rod are driven to move rightwards together, when the third slide rod moves to be in contact with the lug, the lug acts on the third slide rod, the third slide rod drives the knocking rod to move upwards together, the knocking rod can knock the primary filter screen to enable impurities accumulated on the primary filter screen to fall into sewage and then be discharged together with the sewage, through the arrangement of the knocking rod and the lug, the knocking rod can be driven to move together when the sealing push plate moves rightwards, the knocking rod can knock the primary filter screen under the action of the lug, the impurities accumulated on the bottom surface of the primary filter screen can fall into the sewage and then be discharged together with the sewage, the primary filter screen can be cleaned while a water source is changed, the service time of the primary filter screen can be longer, and the changing times of the primary filter screen can be reduced, meanwhile, the primary filter screen can better purify the waste gas.

As a further scheme of the invention, a second slider is fixedly connected to the rear side wall of the purification box, the second slider is completely attached to the upper and lower side walls and the rear side wall of the fifth chute, the side wall of the second slider is connected with a trapezoidal slider in a sliding manner in the front-rear direction, the height of the trapezoidal slider is the same as that of the projection, the rear end of the trapezoidal slider is attached to the rear side wall of the fifth chute, and a third gas spring for resetting the trapezoidal slider is fixedly connected to the side wall of the trapezoidal slider; the during operation, sealed push pedal can drive the second slider and slide in the fifth spout together when moving rightwards, and the second slider can play the effect sealed to the fifth spout, when contacting with the lug, trapezoidal slider can contact with the lateral wall of lug all the time, can play sealed effect, can avoid the sewage on sealed push pedal right side to flow the left side of sealed push pedal from the fifth spout, can make sewage exhaust more thorough, can make waste gas can obtain better purification.

As a further aspect of the present invention, the first push block is triangular; during operation, the first pushing block can drive the first rack rod to correspond upwards through the arrangement of the triangular shape.

Compared with the prior art, the invention has the beneficial effects that:

1. the invention can drive the sealing push plate to move rightwards by the cylinder through the arrangement of the sealing push plate, the first sliding plate, the first sealing plate and the second sealing plate when a water source needs to be replaced, the first sliding plate can move backwards under the action of the trapezoid push plate to close an air inlet channel of waste gas, so that the waste gas can be concentrated on the left side of the sealing push plate in the water source replacing process, meanwhile, the left movement of the sealing push plate can drive the second sealing plate to open a water outlet pipe, so that sewage can be discharged from the water outlet pipe, the sealing push plate can drive impurities deposited at the bottom of the purifying tank to shake in the sewage discharging process, so that the impurities can be better discharged along with the sewage, the sewage and the impurities can be discharged more cleanly, after the sewage is completely discharged, the second sealing plate can drive the first sealing plate to be slowly opened when the second sealing plate closes the water outlet pipe, and the first sealing plate can open the water inlet pipe when the second sealing plate closes the water outlet pipe, then can add clean water source to the purifying box, treat that the water source adds first closing plate can self-closing after accomplishing, first bleeder vent and second bleeder vent can slowly be opened, clean water source has added when waste gas reentrants sealed push pedal right side and has finished, clean water source can carry out better purification to waste gas, can avoid simultaneously following sewage and discharging from the outlet pipe together at the in-process waste gas of discharge sewage, can make waste gas purification more complete, assurance waste gas that can be better can not cause harm to staff and environment.

2. According to the invention, through the arrangement of the folding baffle plate, the folding baffle plate can shield the top of the left side of the sealing push plate when the water source is replaced, so that the waste gas can be prevented from being directly discharged without being purified by the water source, and the waste gas can be purified more thoroughly.

3. According to the invention, through the arrangement of the knocking rod and the bump, the knocking rod can be driven to move together when the sealing push plate moves rightwards, the knocking rod can knock the primary filter screen under the action of the bump, so that impurities accumulated on the bottom surface of the primary filter screen can fall into sewage and then are discharged along with the sewage, the primary filter screen can be cleaned while a water source is replaced, the service time of the primary filter screen can be longer, the replacement frequency of the primary filter screen can be reduced, and meanwhile, the primary filter screen can better purify waste gas.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present invention;

FIG. 2 is a cross-sectional view of the general construction of the present invention;

FIG. 3 is a sectional view of the connection structure of the second sliding groove and the trapezoidal push plate in the purification box of the present invention;

FIG. 4 is a sectional view showing the structure of the inside of the purification box according to the present invention;

FIG. 5 is an enlarged view of a portion A of FIG. 4;

FIG. 6 is a cross-sectional view of the sealing push plate and the internal structure of the present invention;

FIG. 7 is a sectional view of a mounting groove and folding shielding plate coupling structure according to the present invention;

FIG. 8 is a cross-sectional view of a fifth slider slot, a projection, a knock bar, and a third slider bar linkage mechanism in accordance with the present invention;

FIG. 9 is a schematic view of the connection structure of the second slider, the trapezoidal slider and the third gas spring according to the present invention;

figure 10 is the cross section of the connection structure between the sealing push plate and the second sliding rod.

In the drawings, the components represented by the respective reference numerals are listed below:

the mounting box 1, the printer 2, the purification box 3, the air outlet pipeline 4, the first-stage filter screen 5, the second-stage filter screen 6, the third-stage filter screen 7, the air outlet 8, the water inlet pipe 9, the water outlet pipe 10, the sealing push plate 11, the first air hole 12, the first sliding chute 13, the first sliding plate 14, the second air hole 15, the first spring 16, the first sealing plate 17, the second sealing plate 18, the air cylinder 19, the second sliding chute 20, the first sliding rod 21, the trapezoidal push plate 22, the third sliding chute 23, the first sliding block 24, the L-shaped push rod 25, the telescopic connecting rod 26, the first rack rod 27, the gear 28, the second rack rod 29, the first push block 30, the second connecting rod 31, the fourth sliding chute 32, the second sliding rod 33, the second push block 34, the first air spring 35, the kidney-shaped hole 36, the cylindrical sliding rod 37, the third spring 38, the fourth spring 39, the mounting groove 40, the folding baffle plate 41, the second sliding rod 42, the third sliding rod 43, the air spring 33, the first air spring 35, the second air spring 9, the second air spring, A fifth sliding groove 44, a convex block 45, a second sliding block 46, a trapezoidal sliding block 47, a third gas spring 48 and a knocking rod 49.

Detailed Description

Referring to fig. 1-10, the present invention provides a technical solution: a waste gas treatment device applied to the treatment of double laser printers comprises an installation box 1, a printer 2 is fixedly arranged inside the installation box 1, a purification box 3 is fixedly connected to the bottom of the inner wall of the installation box 1, a gas outlet pipeline 4 is fixedly connected to the gas outlet of the printer 2, the bottom end of the gas outlet pipeline 4 penetrates through the inner wall of the installation box 1 and is inserted into the purification box 3, a first-stage filter screen 5, a second-stage filter screen 6 and a third-stage filter screen 7 are fixedly connected to the inner wall of the installation box 1, the first-stage filter screen 5, the second-stage filter screen 6 and the third-stage filter screen 7 are sequentially distributed from bottom to top, the first-stage filter screen 5 covers the top surface of the purification box 3, a gas outlet 8 arranged on the inner wall of the installation box 1 is arranged above the third-stage filter screen 7, a water inlet pipe 9 and a water outlet pipe 10 which are distributed from top to bottom are arranged on the right side wall of the purification box 3, the water inlet pipe 9 and the water outlet pipe 10 are both communicated with the interior of the purification box 3, a sealing push plate 11 which is attached to the front inner wall and the rear inner wall of the purifying box 3 in the left-right direction is connected to the purifying box 3 in a sliding manner, a first air hole 12 penetrating through the left side wall and the right side wall of the sealing push plate 11 is formed in the sealing push plate 11, a first sliding chute 13 is formed in the sealing push plate 11, the first sliding chute 13 is connected to a first sliding plate 14 in the front-rear direction in a sliding manner, a second air hole 15 penetrating through the left side wall and the right side wall of the first sliding plate 14 and having an initial position in butt joint communication with the first air hole 12 is formed in the first sliding plate 14, a first spring 16 for resetting the first sliding plate 14 is fixedly connected to the side wall of the first sliding plate 14, a first sealing plate 17 and a second sealing plate 18 are connected to the inner wall of the right side of the purifying box 3 in the front-rear direction in a sliding manner, the first sealing plate 17 and the second sealing plate 18 are respectively used for shielding the sealed water inlet pipe 9 and the water outlet pipe 10, and a driving mechanism is fixedly connected to the left side wall of the installing box 1;

the driving mechanism comprises an air cylinder 19, a second sliding chute 20, a fourth sliding chute 32, a third spring 38 and a fourth spring 39, the air cylinder 19 is fixedly connected on the outer wall of the left side of the installation box 1, the telescopic end of the air cylinder 19 penetrates through the left side walls of the installation box 1 and the purification box 3 and is fixedly connected on the left side wall of the sealing push plate 11, the second sliding chute 20 is arranged on the inner wall of the front side of the purification box 3, a first sliding rod 21 is connected in the second sliding chute 20 in a sliding manner, the rear end of the first sliding rod 21 penetrates through the front wall of the purification box 3 and extends into the first sliding chute 13 to be fixedly connected with the front wall of the first sliding plate 14, a trapezoidal push plate 22 acting on the first sliding rod 21 to drive the first sliding plate 14 to move backwards is fixedly connected in the second sliding chute 20, a third sliding chute 23 arranged on the inner wall of the front side of the purification box 3 is arranged below the second sliding chute 20, and the third sliding chute 23 is connected with a first sliding block 24 in a sliding manner in the left-right direction, an L-shaped push rod 25 fixedly connected to the right side wall of the sealing push plate 11 is arranged on the right side of the first slider 24, the initial position of the side wall of the L-shaped push rod 25 is attached to the right side wall of the first slider 24, an expansion link 26 is rotatably connected to the side wall of the first slider 24, the right end of the expansion link 26 is rotatably connected to the side wall of the second sealing plate 18, a first rack bar 27 is slidably connected to the top of the second sealing plate 18 in the vertical direction, a gear 28 rotatably connected to the right side inner wall of the purification box 3 and capable of meshing with the first rack bar 27 is arranged above the first rack bar 27, a second rack bar 29 fixedly connected to the bottom surface of the first sealing plate 17 is meshed above the gear 28, a first push block 30 driving the first rack bar 27 to slide upwards and mesh with the gear 28 is arranged on the rear side of the first rack bar 27, a second link 31 is rotatably connected to the side wall of the first rack bar 27, a fourth chute 32 is arranged at the bottom of the inner wall of the purification box 3, a second sliding rod 33 is slidably connected in the fourth sliding groove 32, the left end of the second sliding rod 33 is located on the left side of the sealing push plate 11, the right end of the second sliding rod 33 is fixedly connected with a second push block 34 slidably connected in the fourth sliding groove 32, the right end of the second push block 34 is fixedly connected with a first air spring 35 which is in an initial state and is in a stretching state and used for resetting the second push block 34, a kidney-shaped hole 36 is formed in the second push block 34, a cylindrical sliding rod 37 is slidably connected in the kidney-shaped hole 36, the cylindrical sliding rod 37 is rotatably connected to the bottom end of the second connecting rod 31, two ends of a third spring 38 are fixedly connected to the rear side wall of the first sealing plate 17 and the rear side inner wall of the purification box 3 respectively, and two ends of a fourth spring 39 are fixedly connected to the rear side wall of the second sealing plate 18 and the rear side inner wall of the purification box 3 respectively;

when the printer 2 works for a long time, when impurities in waste gas absorbed by water in the purifying box 3 of the printer 2 reach a saturated state and the water source needs to be replaced, the printer 2 works normally, then the cylinder 19 is started to extend, the telescopic end of the cylinder 19 drives the sealing push plate 11 to move rightwards in the purifying box 3, after the sealing push plate 11 moves rightwards, the second sliding rod 33 and the second push block 34 move rightwards under the action of the elastic force of the first air spring 35, the sealing push plate 11 drives the first sliding plate 14 and the first sliding rod 21 to move rightwards together, and the first sliding rod 21 slides rightwards in the second sliding groove 20, when the first slide bar 21 slides to contact with the inclined plane of the trapezoidal push plate 22, the inclined plane of the trapezoidal push plate 22 will act on the first slide bar 21 to move the first slide bar 21 backward, the first slide bar 21 will drive the first slide plate 14 to move backward in the first sliding groove 13, when the first slide bar 21 slides to the rear side wall of the trapezoidal push plate 22, the first slide plate 14 moves backward to the maximum distance, the second vent 15 on the first slide plate 14 is staggered with the first vent 12 on the sealing push plate 11, after that, the exhaust gas can not be discharged from the first vent 12 to the right, the exhaust gas is concentrated on the left side of the sealing push plate 11, the sealing push plate 11 continues moving rightward to make the right side wall contact with the first slide block 24, then the sealing push plate 11 will drive the first slide block 24 to move rightward together, the first slide block 24 will drive the front end of the telescopic connecting rod 26 to move together, the rear end of the telescopic connecting rod 26 will first push the second seal plate 18 backward, the second sealing plate 18 slides backwards on the inner wall of the right side of the purifying box 3 and compresses the fourth spring 39, after the second sealing plate 18 slides backwards, the sewage in the purifying box 3 can be discharged from the water outlet pipe 10, at the same time, the sealing push plate 11 moves rightwards to drive the impurities deposited at the bottom of the purifying box 3 to shake, the impurities can be discharged from the water outlet pipe 10 along with the sewage, when the second sealing plate 18 drives the first rack bar 27 to move backwards to make the first rack bar 27 contact with the first push block 30, the first rack bar 27 moves upwards to a position meshed with the gear 28 under the action of the first push block 30, the first rack bar 27 drives the top end of the second connecting rod 31 to move upwards for a short distance, the bottom end of the second connecting rod 31 moves for a short distance under the action of the cylindrical slide rod 37, and then the sealing push plate 11 continues to drive the first slide block 24 to move rightwards to shrink, when the sealing push plate 11 moves to the maximum distance rightwards, the sewage in the purifying box 3 is completely discharged at the moment, then the cylinder 19 can be started to contract, the cylinder 19 drives the sealing push plate 11 to move leftwards, when the sealing push plate 11 drives the L-shaped push rod 25 to move leftwards, so that the left wall of the right side of the L-shaped push rod 25 is contacted with the right wall of the first slide block 24, the L-shaped push rod 25 drives the first slide block 24 to move leftwards together, the first slide block 24 drives the front end of the telescopic connecting rod 26 to move leftwards, then the second seal plate 18 drives the second seal plate 18 and the rear end of the telescopic connecting rod 26 to slide under the elastic force of the fourth spring 39, the second seal plate 18 drives the first rack rod 27 to move forwards together, the first rack rod 27 drives the gear 28 meshed with the first rack rod 27 to rotate together, the gear 28 drives the second rack rod 29 to move backwards, the second rack rod 29 drives the first seal plate 17 to move backwards together and compress the third spring 38, when the second sealing plate 18 moves forward to close the water outlet pipe 10, the first sealing plate 17 moves backward to a position for opening the water inlet pipe 9, at this time, the first rack bar 27 stays at a position meshed with the gear 28 temporarily to limit the gear 28, then clean water can be added into the purification box 3 through the water inlet pipe 9, when the sealing push plate 11 moves rightward to reach the left end of the second slide bar 33, the second slide bar 33 is driven by the sealing push plate 11 to move leftward, the second slide bar 33 drives the second push block 34 to move leftward together, the second push block 34 drives the cylindrical slide bar 37 to move leftward together, the cylindrical slide bar 37 drives the bottom end of the second connecting rod 31 to move leftward together, the top end of the second connecting rod 31 drives the first rack bar 27 to move downward, so that the first rack bar 27 is disengaged from the gear 28, and after the limit of the first rack bar 27 is lost, the second rack bar 29 and the first sealing plate 17 move forward under the elastic force of the third spring 38, until the first sealing plate 17 closes the water inlet pipe 9, at this time, the addition of clean water is finished, the first sliding rod 21 slides to a position staggered with the trapezoidal push plate 22, then the first sliding plate 14 moves forward to an initial position under the action of the first spring 16, so that the second air hole 15 is communicated with the first air hole 12, and then waste gas generated by the operation of the printer 2 can enter water from the first air hole 12 and the second air hole 15 again for preliminary purification, according to the invention, through the arrangement of the sealing push plate 11, the first sliding plate 14, the first sealing plate 17 and the second sealing plate 18, when the water source needs to be replaced, the air cylinder 19 drives the sealing push plate 11 to move rightwards, the first sliding plate 14 moves backwards under the action of the trapezoidal push plate 22 to close an air inlet channel of the waste gas, so that the waste gas can be concentrated on the left side of the sealing push plate 11 in the water source replacement process, and the sealing push plate 11 moves leftwards to drive the second sealing plate 18 to open the water outlet pipe 10, the sewage can be discharged from the water outlet pipe 10, the sealing push plate 11 can drive the impurities deposited at the bottom of the purifying box 3 to shake in the sewage discharging process, the impurities can be better discharged along with the sewage, the sewage and the impurities can be discharged more cleanly, after the sewage is completely discharged, the second sealing plate 18 can drive the first sealing plate 17 to be slowly opened when being automatically closed, the first sealing plate 17 can open the water inlet pipe 9 when the second sealing plate 18 closes the water outlet pipe 10, then a clean water source can be added into the purifying box 3, the first sealing plate 17 can be automatically closed after the water source is added, the first air hole 12 and the second air hole 15 can be slowly opened, the clean water source is already added when the waste gas enters the right side of the sealing push plate 11 again, the clean water source can better purify the waste gas, meanwhile, the waste gas can be prevented from being discharged from the water outlet pipe 10 along with the sewage in the sewage discharging process, the waste gas purification can be more complete, and the waste gas can be better ensured not to cause harm to workers and the environment.

As a further scheme of the invention, an installation groove 40 is formed on the inner wall of the left side of the installation box 1, a folding shielding plate 41 is arranged in the installation groove 40, and two ends of the folding shielding plate 41 are respectively and fixedly connected to the top of the installation groove 40 and the top of the left side wall of the sealing push plate 11; the during operation, sealed push pedal 11 can drive folding shielding plate 41 extension when moving right, folding shielding plate 41 can shelter from sealed push pedal 11 left side region, can avoid waste gas direct flow from one-level filter screen 5 outflow from sealed push pedal 11's left side, can stop waste gas completely in sealed push pedal 11's left side when changing the water source, the right side that finishes at the water source change waste gas can enter into purifying box 3 is flowed from one-level filter screen 5 after the preliminary purification of water again.

As a further scheme of the present invention, the right side wall of the sealing push plate 11 is slidably connected with a knocking rod 49 in the vertical direction, the bottom of the knocking rod 49 is fixedly connected with a second gas spring 42 for resetting the knocking rod 49, the rear side wall of the knocking rod 49 is fixedly connected with a third slide bar 43, the rear inner wall of the purifying box 3 is provided with a fifth slide groove 44, and a plurality of equally-distributed convex blocks 45 acting on the third slide bar 43 to move upwards are fixedly connected in the fifth slide groove 44; when the sealing push plate 11 moves rightwards, the knocking rod 49 and the third slide rod 43 are driven to move rightwards together, when the third slide rod 43 moves to be in contact with the bump 45, the bump 45 acts on the third slide rod 43, so that the third slide rod 43 drives the knocking rod 49 to move upwards together, the knocking rod 49 knocks the primary filter screen 5, so that impurities accumulated on the primary filter screen 5 can fall into sewage and then be discharged together with the sewage, through the arrangement of the knocking rod 49 and the bump 45, the knocking rod 49 can be driven to move together when the sealing push plate 11 moves rightwards, the knocking rod 49 can knock the primary filter screen 5 under the action of the bump 45, so that the impurities accumulated on the bottom surface of the primary filter screen 5 can fall into the sewage and then be discharged together with the sewage, the primary filter screen 5 can be cleaned while a water source is changed, and the service life of the primary filter screen 5 can be longer, the replacement frequency of the primary filter screen 5 can be reduced, and the primary filter screen 5 can better purify the waste gas.

As a further scheme of the present invention, a second slider 46 is fixedly connected to a rear side wall of the purification box 3, the second slider 46 is completely attached to upper and lower side walls and a rear side wall of the fifth chute 44, a trapezoidal slider 47 is slidably connected to a side wall of the second slider 46 in the front-rear direction, the height of the trapezoidal slider 47 is the same as that of the projection 45, the rear end of the trapezoidal slider 47 is attached to the rear side wall of the fifth chute 44, and a third gas spring 48 for resetting the trapezoidal slider 47 is fixedly connected to the side wall of the trapezoidal slider 47; the during operation, sealed push pedal 11 can drive second slider 46 and slide in fifth spout 44 together when moving rightwards, second slider 46 can play the sealed effect to fifth spout 44, when contacting with lug 45, trapezoidal slider 47 can contact with the lateral wall of lug 45 all the time, can play sealed effect, can avoid the sewage on sealed push pedal 11 right side to flow the left side of sealed push pedal 11 from fifth spout 44, can make sewage exhaust more thorough, can make waste gas can obtain better purification.

As a further aspect of the present invention, the first push block 30 is triangular in shape; in operation, the first pushing block 30 can drive the first rack bar 27 to correspond to the first rack bar upward by the triangular arrangement.

Claims

1. The utility model provides a be applied to and handle two laser printer's exhaust treatment device, includes install bin (1), install bin (1) inside fixed be provided with printer (2), the inner wall bottom fixedly connected with purifying box (3) of install bin (1), fixedly connected with pipeline (4) of giving vent to anger on the gas outlet of printer (2), the bottom of pipeline (4) of giving vent to anger passes the inner wall of install bin (1) and inserts in purifying box (3), fixedly connected with one-level filter screen (5), second grade filter screen (6) and tertiary filter screen (7) on the inner wall of install bin (1), one-level filter screen (5), second grade filter screen (6) and tertiary filter screen (7) distribute in proper order from the bottom up, just one-level filter screen (5) cover on the top surface of purifying box (3), the top of tertiary filter screen (7) is provided with gas vent (8) of seting up on install bin (1) inner wall, offer inlet tube (9) and outlet pipe (10) that are distribution from top to bottom on the right side wall of purifying box (3), inlet tube (9) and outlet pipe (10) all communicate its characterized in that with the inside of purifying box (3): the inner left and right sides of the purifying box (3) are slidably connected with a sealing push plate (11) which is attached to the front and rear inner walls of the purifying box (3), a first air hole (12) penetrating through the left and right side walls of the sealing push plate (11) is formed in the sealing push plate (11), a first sliding groove (13) is formed in the sealing push plate (11), a first sliding plate (14) is slidably connected with the first sliding plate (13) in the front and rear direction, a second air hole (15) penetrating through the left and right side walls of the first sliding plate (14) and communicated with the first air hole (12) in an abutting joint mode in the initial position is formed in the first sliding plate (14), a first spring (16) for resetting of the first sliding plate is fixedly connected onto the side wall of the first sliding plate (14), a first sealing plate (17) and a second sealing plate (18) are slidably connected onto the inner wall of the right side of the purifying box (3) in the front and rear direction, and the first sealing plate (17) and the second sealing plate (18) are respectively used for shielding a sealing water inlet pipe (9) and a water outlet pipe (10), a driving mechanism is fixedly connected to the left side wall of the installation box (1);

the driving mechanism comprises an air cylinder (19), a second sliding groove (20), a fourth sliding groove (32), a third spring (38) and a fourth spring (39), the air cylinder (19) is fixedly connected to the outer wall of the left side of the installation box (1), the telescopic end of the air cylinder (19) penetrates through the left side wall of the installation box (1) and the left side wall of the purification box (3) and is fixedly connected to the left side wall of the sealing push plate (11), the second sliding groove (20) is arranged on the inner wall of the front side of the purification box (3), a first sliding rod (21) is connected in the second sliding groove (20) in a sliding mode, the rear end of the first sliding rod (21) penetrates through the front wall of the purification box (3) and extends into the first sliding groove (13) to be fixedly connected with the front wall of the first sliding plate (14), a trapezoid (22) acting on the first sliding rod (21) to drive the first sliding plate (14) to move backwards is fixedly connected in the second sliding groove (20), a third sliding groove (23) which is arranged on the inner wall of the front side of the purifying box (3) is arranged below the second sliding groove (20), a first sliding block (24) is connected to the third sliding groove (23) in a sliding manner in the left-right direction, an L-shaped push rod (25) which is fixedly connected to the right side wall of the sealing push plate (11) is arranged on the right side of the first sliding block (24), the initial position of the side wall of the L-shaped push rod (25) is attached to the right side wall of the first sliding block (24), a telescopic connecting rod (26) is connected to the side wall of the first sliding block (24) in a rotating manner, the right end of the telescopic connecting rod (26) is connected to the side wall of the second sealing plate (18) in a rotating manner, a first rack rod (27) is connected to the top of the second sealing plate (18) in a sliding manner in the vertical direction, a gear (28) which is connected to the inner wall of the right side of the purifying box (3) in a rotating manner and can be meshed with the first rack rod (27) is arranged above the first rack rod (27), a second rack bar (29) fixedly connected to the bottom surface of the first sealing plate (17) is meshed above the gear (28), a first push block (30) for driving the first rack bar (27) to slide upwards and be meshed with the gear (28) is arranged on the rear side of the first rack bar (27), a second connecting rod (31) is rotatably connected to the side wall of the first rack bar (27), a fourth sliding chute (32) is formed in the bottom of the inner wall of the purification box (3), a second sliding bar (33) is slidably connected to the fourth sliding chute (32), the left end of the second sliding bar (33) is located on the left side of the sealing push plate (11), a second push block (34) slidably connected to the fourth sliding chute (32) is fixedly connected to the right end of the second sliding bar (33), and a first air spring (35) which is in an initial state and is used for resetting the second push block (34) is fixedly connected to the right end of the second sliding bar (33), a waist-shaped hole (36) is formed in the second push block (34), a cylindrical sliding rod (37) is connected in the waist-shaped hole (36) in a sliding mode, the cylindrical sliding rod (37) is connected to the bottom end of the second connecting rod (31) in a rotating mode, two ends of a third spring (38) are fixedly connected to the rear side wall of the first sealing plate (17) and the rear side inner wall of the purifying box (3) respectively, and two ends of a fourth spring (39) are fixedly connected to the rear side wall of the second sealing plate (18) and the rear side inner wall of the purifying box (3) respectively;

the mounting box is characterized in that a mounting groove (40) is formed in the inner wall of the left side of the mounting box (1), a folding shielding plate (41) is arranged in the mounting groove (40), and two ends of the folding shielding plate (41) are fixedly connected to the top of the mounting groove (40) and the top of the left side wall of the sealing push plate (11) respectively.

2. The exhaust gas treatment device for treating a dual laser printer according to claim 1, wherein: the right side wall of sealed push pedal (11) sliding connection has strikes pole (49) in vertical direction, the bottom fixedly connected with of striking pole (49) is used for its second air spring (42) that resets, fixedly connected with third slide bar (43) on the back side wall of striking pole (49), fifth spout (44) have been seted up on the rear side inner wall of purifying box (3), a plurality of lugs (45) that are the equidistance and distribute and act on third slide bar (43) rebound that are fixedly connected with in fifth spout (44).

3. The exhaust gas treatment device for treating a dual laser printer according to claim 2, wherein: fixedly connected with second slider (46) on the back wall of purifying box (3), second slider (46) and the upper and lower lateral wall and the back wall of fifth spout (44) laminate completely, the lateral wall sliding connection has trapezoidal slider (47) in the front and back direction of second slider (46), the height of trapezoidal slider (47) is the same with the height of lug (45), and the rear end of trapezoidal slider (47) and the back wall laminating of fifth spout (44), fixedly connected with is used for its third air spring (48) that resets on the lateral wall of trapezoidal slider (47).

4. The exhaust gas treatment device for treating a dual laser printer according to claim 1, wherein: the first push block (30) is triangular.