CN213162368U

CN213162368U - Exhaust device for electroplating workshop

Info

Publication number: CN213162368U
Application number: CN202021975385.0U
Authority: CN
Inventors: 郭娇龙; 孙震山; 孙震海; 黄超
Original assignee: Taicang Xinhui Electroplating Co ltd
Current assignee: Taicang Xinhui Electroplating Co ltd
Priority date: 2020-09-11
Filing date: 2020-09-11
Publication date: 2021-05-11
Anticipated expiration: 2030-09-11

Abstract

The utility model relates to an exhaust apparatus for electroplating workshop, including exhaust duct, motor and flabellum, exhaust duct's air-out end is connected with the ventiduct, and the motor sets up along exhaust duct's the central axis direction, and flabellum fixed connection is on the output shaft of motor, and exhaust duct's air inlet end can be dismantled and be connected with the filter, and exhaust duct's one end fixedly connected with exhaust-gas treatment case is kept away from to the ventiduct. This application has and carries out prefilter before waste gas gets into exhaust apparatus, has reduced exhaust apparatus and has received the possibility of corruption, has prolonged exhaust apparatus's life, and final waste gas is absorbed and is carried out special processing in the exhaust-gas treatment case, has avoided the effect that waste gas directly discharged polluted environment.

Description

Exhaust device for electroplating workshop

Technical Field

The application relates to the field of production and processing of electroplating products, in particular to an exhaust device for an electroplating workshop.

Background

Electroplating refers to a method of plating a film on an object by an electrolytic reduction reaction, and the surface of the object after electroplating has a protective and decorative effect and also has other characteristics such as high conductivity, high light reflectivity, or functionality, and thus electroplating has a wide application in various mainstream industries.

A great variety of liquid medicines can be used in the electroplating process, most of the liquid medicines are strong corrosive solutions which are toxic and harmful to human bodies, and gases volatilized in the production process are toxic, harmful and corrosive. If a human body inhales such gas for a long time, the gas can cause great harm to the health of the human body, and the volatilized gas can erode electroplating production equipment, so that the surface layer of the equipment is corroded, the insulating and conducting performance of electrical equipment is reduced, and the service life of the equipment is greatly reduced. Therefore, an exhaust device is arranged in the workshop to exhaust waste gas generated in the production process of the electroplating workshop.

At present, a common exhaust fan is generally adopted by a factory to directly and simply exhaust gas generated in electroplating production.

In view of the above-mentioned related art, the inventor believes that there is a defect that the exhaust fan directly exhausts the exhaust gas, which easily pollutes the environment.

SUMMERY OF THE UTILITY MODEL

The application provides an exhaust device for an electroplating workshop, which aims to discharge poisonous and harmful corrosive gas in the electroplating workshop in a green and clean way.

The application provides a pair of exhaust apparatus for electroplating workshop adopts following technical scheme:

the utility model provides an exhaust apparatus for electroplating workshop, includes exhaust duct, motor and flabellum, exhaust duct's air-out end is connected with the ventiduct, the motor sets up along exhaust duct's the central axis direction, flabellum fixed connection is on the output shaft of motor, exhaust duct's air inlet end can be dismantled and be connected with the filter, the one end fixedly connected with waste gas treatment case that exhaust duct was kept away from to the ventiduct.

Through adopting above-mentioned technical scheme, poisonous waste gas obtains filtering tentatively before getting into the air discharge fan, has reduced the possibility that poisonous corrosive gas corrodes air discharge fan inner structure, has prolonged the life of air discharge fan, and gas outgoing back gets into through the ventiduct and handles in the exhaust-gas treatment case and collect, has replaced direct emission, has avoided the environment to receive the pollution of waste gas.

Preferably, the outer peripheral wall of the port of the air inlet end of the exhaust duct is fixedly connected with a boss, a plurality of threaded holes are formed in the surface of the boss, and bolts are matched with the threads in the threaded holes.

Through adopting above-mentioned technical scheme, exhaust duct passes through the bolt fastening on the wall body, has improved exhaust duct's stability.

Preferably, be equipped with the blast gate on the surface on the boss, the blast gate includes annular first collar, first collar fixed connection is on the boss, evenly distributed has a plurality of parallel arrangement's pivot on the internal perisporium of first collar, be connected with the blade in the pivot rotation.

Through adopting above-mentioned technical scheme, the blade makes the area and the direction change that switch on of blast gate when rotating for exhaust duct's the amount of wind can be controlled, makes exhaust apparatus can be according to the size of the concentration adjustment amount of wind of waste gas, has improved exhaust apparatus's the availability factor of the energy.

Preferably, a through hole is formed in the first installation ring along the diameter direction of the first installation ring, a transmission connecting rod is arranged in the through hole in a penetrating mode, the transmission connecting rod is hinged to the blades, an air cylinder is connected to the boss in a rotating mode, the air cylinder is arranged along the central axis direction of the transmission connecting rod, and a piston rod of the air cylinder is hinged to the transmission connecting rod.

Through adopting above-mentioned technical scheme, can the turned angle of all blades of synchro control through a transmission connecting rod, improved the convenience that the blast gate was adjusted, use the cylinder to adjust, promoted the precision that the blast gate was adjusted, further improved the availability factor of the energy.

Preferably, a gas detector is fixedly connected to the boss.

Through adopting above-mentioned technical scheme, gas detector detects gas concentration to rotation angle through controller control cylinder makes the size that exhaust apparatus can the automatically regulated amount of wind when the electroplating workshop is using, has improved exhaust apparatus's intelligent degree of automation, has practiced thrift the manpower, has improved production efficiency.

Preferably, a strip-shaped slot is formed in the peripheral wall of the boss, and the filter plate is inserted into the slot.

Through adopting above-mentioned technical scheme, the filter can be dismantled and connect on exhaust apparatus, and the staff of being convenient for takes off the filter or installs, because the convergence is filtered impurity in the use of filter, in time washs the life that impurity can ensure the filter, improves the filter effect of filter simultaneously, has prolonged exhaust apparatus's life.

Preferably, the air outlet end of the exhaust pipeline is provided with a check valve, the check valve comprises a cylindrical second mounting ring, the second mounting ring is fixedly connected to the air outlet end of the exhaust pipeline, two transverse shafts are fixedly connected to the inside of the second mounting ring along the diameter direction of the second mounting ring, two symmetrical valves are hinged to the transverse shafts, the valves are semicircular, a reset coil spring is sleeved on the transverse shaft, one end of the reset coil spring is bonded to the transverse shaft, and the other end of the reset coil spring is fixedly connected to the valves.

Through adopting above-mentioned technical scheme, the check valve that sets up at exhaust apparatus air inlet end makes exhaust apparatus's waste gas can not flow back inside exhaust apparatus, has strengthened exhaust emission's effect, has avoided gas reflux to make exhaust apparatus's the amount of wind reduce, has improved exhaust apparatus's work efficiency. When the exhaust device stops operating, the check valve resets under the action of the reset coil spring to seal the output end of the exhaust device, so that the exhaust gas in the exhaust gas treatment box is prevented from flowing back to the exhaust device or a workshop to pollute the environment.

Preferably, the inner side wall of the second mounting ring is fixedly connected with a stop block, and the stop block is arranged on a circle with a diameter of a transverse axis.

By adopting the technical scheme, the stop block limits the rebounded valve, so that the rebounded valve is kept on the cross section of the second mounting ring after rebounding, and the situation that the valve rebounds excessively and cannot close a pipeline is avoided.

Preferably, the gas outlet channel is sleeved on the second mounting ring, the peripheral wall of the port of the second mounting ring is fixedly connected with three clamping blocks, and the port of the gas outlet channel is provided with an L-shaped groove used for being respectively matched with the three clamping blocks.

Through adopting above-mentioned technical scheme, the gas outlet channel can be installed or demolishd comparatively conveniently, makes things convenient for the staff to maintain or wash exhaust apparatus, has improved the convenience in the exhaust apparatus use.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the exhaust gas is primarily filtered before entering the exhaust device, so that the possibility of corrosion of the exhaust device is reduced, and the service life of the exhaust device is prolonged;

2. the waste gas is discharged into a waste gas treatment box after being discharged out of the workshop, so that the waste gas is prevented from polluting the environment;

3. the gas detector is used for collecting gas information, so that automatic intelligent control of the air valve is realized, and the energy utilization efficiency of the exhaust device is improved.

4. The check valve prevents the gas from flowing back after being discharged, ensures the exhaust effect in a workshop, reduces the possibility of gas corrosion on the exhaust device, and prolongs the service life of the exhaust device.

Drawings

FIG. 1 is a schematic view of an exhaust apparatus for an electroplating plant according to the present application installed in the plant;

FIG. 2 is a schematic structural view of an exhaust apparatus for an electroplating plant according to the present application;

FIG. 3 is an exploded view of an exhaust apparatus for an electroplating plant according to the present application;

FIG. 4 is a partial cross-sectional view of the damper of the present application;

fig. 5 is a partial exploded view of the check valve of the present application.

Description of reference numerals: 1. an exhaust duct; 2. a waste gas treatment tank; 3. a motor; 4. a fan blade; 5. a filter plate; 6. an air outlet channel; 61. an L-shaped slot; 7. a boss; 71. a threaded hole; 72. a bolt; 8. an air valve; 81. a first mounting ring; 82. a rotating shaft; 83. a blade; 84. a through hole; 85. a transmission connecting rod; 86. a cylinder; 9. a check valve; 91. a second mounting ring; 92. a horizontal axis; 93. a valve; 94. a reset coil spring; 95. a clamping block; 96. a stop block; 10. a slot; 11. a gas detector.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses exhaust apparatus for electroplating workshop. Referring to fig. 1 and 3, an exhaust apparatus for electroplating workshop includes exhaust duct 1, three branch of fixedly connected with on exhaust duct 1's the internal perisporium, three branch is evenly distributed on exhaust duct 1's the internal perisporium along the radius direction, exhaust duct 1's one end fixedly connected with motor 3 is kept away from to three branch, motor 3's output end fixedly connected with fan blade 4, fixedly connected with boss 7 on the periphery wall of exhaust duct 1's the air intake, four screw hole 71 have been seted up on boss 7, screw hole 71 female connection has four bolts 72, exhaust duct 1 passes through behind the wall body in workshop and fixes on the wall body through boss 7 and bolt 72. The boss 7 of setting on exhaust duct 1 outer wall provides the strong point for exhaust duct 1's fixed, has strengthened exhaust duct 1's structural strength simultaneously, has improved exhaust apparatus's stability.

Referring to fig. 3, a strip-shaped slot 10 is formed in the top of the outer peripheral wall of the boss 7, a filter plate 5 for preliminarily filtering corrosive gas is inserted into the slot 10, a filter material for absorbing waste gas is laid on the filter plate 5, and the area of the filter plate 5 is larger than the cross-sectional area of the exhaust pipeline 1. Through setting up filter 5 on boss 7, tentatively filter the waste gas in workshop through exhaust apparatus discharge, reduced the possibility of exhaust gas corrosion exhaust apparatus inner structure, prolonged exhaust apparatus's life, strengthened the effect of handling waste gas, filter 5 of pegging graft makes things convenient for the staff to wash and change, has improved the convenience that exhaust apparatus used.

Referring to fig. 2 and 4, be provided with blast gate 8 on the boss 7, blast gate 8 includes first collar 81, first collar 81 fixed connection is on boss 7, evenly distributed has seven parallel arrangement's pivot 82 on the internal perisporium of first collar 81, it is connected with blade 83 to rotate on the pivot 82, through-hole 84 has been seted up along the diameter direction perpendicular with pivot 82 in the first collar 81, wear to be equipped with transmission connecting rod 85 in the through-hole 84, transmission connecting rod 85 all articulates with the side of every blade 83, fixedly connected with cylinder 86 on the boss 7, cylinder 86 sets up along transmission connecting rod 85's the central axis direction, cylinder 86's piston rod is articulated with transmission connecting rod 85. When the piston rod of the cylinder 86 extends, the transmission connecting rod 85 moves up and down, and the transmission connecting rod 85 controls the blades 83 to synchronously rotate so that the air volume of the exhaust device is adjusted. The boss 7 is fixedly connected with a gas detector 11, the gas detector 11 is internally provided with a controller, and the air cylinder 86 is controlled by referring to air data in a workshop measured by the gas detector 11, so that the air quantity of the exhaust device is automatically adjusted in the unmanned operation process, the energy is saved, and the exhaust efficiency is improved.

Referring to fig. 5, a check valve 9 is disposed at an air outlet end of the exhaust pipeline 1, the check valve 9 includes a second mounting ring 91, two transverse shafts 92 are fixedly connected in the second mounting ring 91 along a diameter direction thereof, two symmetrical valves 93 are hinged to the two transverse shafts 92, the two valves 93 are semicircular, a return coil spring 94 is sleeved on each of the two transverse shafts 92, one end of each return coil spring 94 is bonded to the transverse shaft 92, and the other end of each return coil spring 94 is bonded to the valve 93, when the valve 93 is at an initial position, the stop block 96 limits the valve 93 to the valve 93, so that the two valves 93 are kept at a cross-sectional position of the second mounting ring 91 to jointly seal the exhaust pipeline 1, and the return coil springs 94 apply a closing force to the valves 93. When the exhaust device works, the valve 93 is opened by airflow, so that the circulation of the exhaust device is ensured, waste gas is discharged, and when the exhaust device stops working, the reset coil spring 94 drives the valve 93 to close, so that the exhaust pipeline 1 is sealed, waste gas backflow is avoided, and the exhaust effect is enhanced.

Referring to fig. 1 and 3, three fixture block 95 of fixedly connected with on the periphery wall of second collar 91, exhaust duct 1's the fixedly connected with gas outlet channel 6 of giving vent to anger, three L-shaped groove 61 has been seted up on the periphery wall of gas outlet channel 6's port, 6 covers of gas outlet channel are established on second collar 91, realize fixedly through L-shaped groove 61 and fixture block 95 cooperation chucking, gas outlet channel 6 keeps away from exhaust duct 1's one end fixed connection on exhaust-gas treatment case 2, make exhaust finally discharge into outdoor exhaust-gas treatment case 2 and handle, the direct discharge polluted environment of waste gas has been avoided, joint complex gas outlet channel 6, the staff of being convenient for maintains and washs exhaust apparatus.

The implementation principle of the exhaust device for the electroplating workshop in the embodiment of the application is as follows: when the workshop began the during operation, the starter motor 3 drive flabellum 4 is rotatory to be discharged, and gas got into filter 5 through blast gate 8 and filters this moment, carries out the prefilter back to corrosive gas, and waste gas gets into exhaust duct 1, and through exhaust duct 1 back, the air current promotes check valve 9's valve 93, and valve 93 is opened and is formed the passageway, and gas gets into gas outlet duct 6 behind passing check valve 9, discharges into exhaust-gas treatment case 2 afterwards and handles.

When the concentration of the acidic waste gas in the workshop rises, the gas detector 11 detects that the rear controller controls the cylinder 86 to push the transmission connecting rod 85, the transmission connecting rod 85 drives the blade 83 to rotate, the air volume of the exhaust device is increased, and the waste gas exhaust efficiency is improved.

After the workshop work is finished, the motor 3 of the exhaust device is closed, the valve 93 is closed again under the action of the reset coil spring 94, and the exhaust pipeline 1 is sealed, so that the problems that the waste gas in the waste gas treatment box 2 and the waste gas in the gas outlet channel 6 flow back, the workshop air is polluted again and the exhaust device is corroded are solved.

After repetitious usage, the staff can rotate air outlet channel 6 and separate air outlet channel 6 and second collar 91, overhaul exhaust apparatus inside, aim at the L-shaped groove 61 chucking on the air outlet channel 6 with fixture block 95 on the second collar 91 after the overhaul is accomplished, realize that the installation is fixed.

The filter plates 5 inserted in the slots 10 are taken out for cleaning, and new filter plates 5 are inserted, so that a good filtering effect is kept, and the service life of the internal structure of the exhaust device is prolonged.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above 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 an exhaust apparatus for electroplating workshop, includes exhaust duct (1), motor (3) and flabellum (4), the air-out end of exhaust duct (1) is connected with air outlet duct (6), the central axis direction setting along exhaust duct (1) is gone up in motor (3), flabellum (4) fixed connection is on the output shaft of motor (3), its characterized in that: the air inlet end of the exhaust pipeline (1) is detachably connected with a filter plate (5), and the air outlet channel (6) is far away from one end of the exhaust pipeline (1) and is fixedly connected with a waste gas treatment box (2).

2. The exhaust apparatus for a plating shop according to claim 1, characterized in that: fixedly connected with boss (7) on the periphery wall of the port of the air inlet end of exhaust duct (1), a plurality of screw hole (71) have been seted up on the surface of boss (7), screw hole (71) interior screw-thread fit has bolt (72).

3. The exhaust apparatus for a plating shop according to claim 2, characterized in that: boss (7) are last to be equipped with blast gate (8) on the surface, blast gate (8) are including annular first collar (81), first collar (81) fixed connection is on boss (7), evenly distributed has a plurality of parallel arrangement's pivot (82) on the internal perisporium of first collar (81), it is connected with blade (83) to rotate on pivot (82).

4. The exhaust apparatus for a plating shop according to claim 3, characterized in that: through-hole (84) have been seted up along its diameter direction in first collar (81), wear to be equipped with transmission connecting rod (85) in through-hole (84), transmission connecting rod (85) all articulate with a plurality of blade (83), it is connected with cylinder (86) to rotate on boss (7), cylinder (86) set up and the piston rod of cylinder (86) is articulated with transmission connecting rod (85) along the central axis direction of transmission connecting rod (85).

5. The exhaust apparatus for plating plants according to claim 4, wherein: and a gas detector (11) is fixedly connected to the boss (7).

6. The exhaust apparatus for a plating shop according to claim 2, characterized in that: the outer peripheral wall of the boss (7) is provided with a strip-shaped slot (10), and the filter plate (5) is inserted into the slot (10).

7. The exhaust apparatus for a plating shop according to claim 1, characterized in that: the air-out end of exhaust duct (1) is equipped with check valve (9), check valve (9) are including second collar (91) of cylinder type, second collar (91) fixed connection is at the air-out end of exhaust duct (1), along two cross axle (92) of its diameter direction fixedly connected with in second collar (91), it has valve (93) of two symmetries to articulate on cross axle (92), valve (93) semicircular in shape, the cover is equipped with reset coil spring (94) on cross axle (92), the one end of reset coil spring (94) bonds on cross axle (92), the other end fixed connection of reset coil spring (94) is on valve (93).

8. The exhaust apparatus for a plating shop according to claim 7, characterized in that: the inner side wall of the second mounting ring (91) is fixedly connected with a stop block (96), and the stop block (96) is arranged on a circle with the transverse axis (92) as the diameter.

9. The exhaust apparatus for a plating shop according to claim 7, characterized in that: the gas outlet channel (6) is sleeved on the second mounting ring (91), the peripheral wall of the port of the second mounting ring (91) is fixedly connected with three clamping blocks (95), and the port of the gas outlet channel (6) is provided with an L-shaped groove (61) which is used for being matched with the three clamping blocks (95) respectively.