CN214646974U - Oven exhaust treatment device of calico printing machine - Google Patents

Abstract

The application relates to a drying oven waste gas treatment device of a printing machine, relating to the technical field of printing; the printing machine comprises a printing machine body and an oven positioned on one side of the printing machine body, wherein an inlet and an outlet are respectively arranged on two sides of the oven, a heating element is arranged on the top of the oven, and an air supply assembly for ventilating the oven is communicated with the top of the oven; the bottom of the oven is communicated with an air outlet pipe with a circular radial section, a filtering component is arranged in the air outlet pipe, and the filtering component comprises an active carbon adsorption piece; this application has the purification treatment of realization to stamp stoving in-process waste gas, reduces the pollution of waste gas to atmospheric environment and to the effect of the harm to the human body.

Description

Oven exhaust treatment device of calico printing machine

Technical Field

The application relates to the technical field of printing, in particular to an oven waste gas treatment device of a printing machine.

Background

The printing machine is a printing machine which uses high-grade printing technology to make special dye (oil or water) form required design and color patterns on special paper or cloth to make printing paper or printing cloth with various designs.

A related Chinese patent with an authorization publication number of CN204322724U discloses a printing machine with a drying device, which comprises a frame, wherein a printing table is arranged on the frame, the frame is also provided with a drying table, the drying table is positioned at one side of the printing table, the drying table comprises a metal wave plate with a plurality of small holes and a plurality of heating tubes, the heating tubes are positioned below the metal wave plate, and two ends of the metal wave plate are respectively communicated with an air source; when the printed cloth moves from the printing table to the drying table, the heating tube is electrified, the heating tube generates heat and ventilates from the air source, hot air enters a gap between the cloth and the metal wave plate of the drying table through the small holes of the metal wave plate, and the residual moisture on the cloth is taken away by the hot air, so that the cloth is dried.

In view of the above-mentioned related technologies, the inventor believes that volatile organic compounds in dyes used for printing may be included in hot air during the drying process to form exhaust gas, and the exhaust gas is discharged after being untreated, which not only causes pollution to the atmospheric environment, but also harms the health of operators, and thus needs to be improved.

SUMMERY OF THE UTILITY MODEL

In order to the calico printing machine that exists among the correlation technique and the drying equipment of taking certainly easily produce the technical problem that waste gas caused harm such as atmospheric pollution, this application provides a drying oven exhaust treatment device of calico printing machine.

The application provides a pair of oven exhaust treatment device of calico printing machine adopts following technical scheme:

the waste gas treatment device for the drying oven of the printing machine comprises a printing machine body and the drying oven positioned on one side of the printing machine body, wherein an inlet and an outlet are respectively arranged on two sides of the drying oven, a heating element is arranged at the top of the drying oven, and the top of the drying oven is communicated with a gas supply assembly for ventilating the inside of the drying oven; the bottom of the oven is communicated with an air outlet pipe with a circular radial section, a filtering component is arranged in the air outlet pipe, and the filtering component comprises an activated carbon adsorption piece.

Through adopting above-mentioned technical scheme, in the cloth behind the stamp got into the oven through the import, through air feed subassembly air feed in to the oven, through heating member heated air, hot-air dried the cloth, produced waste gas gets into in the outlet duct among the drying process to through active carbon adsorption spare volatile organic compounds etc. in to waste gas, with the realization to the purification of waste gas, reduce the harm of waste gas direct discharge to environment and human body.

Optionally, the activated carbon adsorption element includes a ring plate, a rotating rod, a connecting rod for connecting the ring plate and the rotating rod, and fixed mesh layers disposed at two ends of the ring plate; one side of the fixed net layer, which is far away from the ring plate, is fixedly connected with the end part of the rotating rod, a vent hole for waste gas to pass through is formed between the fixed ring plate and the rotating rod, and activated carbon is filled in the vent hole; the end part of the rotating rod is provided with a motor for driving the rotating rod to rotate circumferentially, and the motor is fixedly arranged on the air outlet pipe.

Through adopting above-mentioned technical scheme, waste gas is when passing the active carbon, and the active carbon that is located the crown plate edge generally can't act on waste gas, therefore accessible starter motor is in order to drive bull stick circumferential direction to drive active carbon adsorption part circumferential direction, so that all active carbon homoenergetic and waste gas fully contact and carry out filtration purification to waste gas, improve the utilization ratio of active carbon.

Optionally, the end wall of the rotating rod facing the oven is provided with a flow guide surface for guiding the exhaust gas into the vent hole.

Through adopting above-mentioned technical scheme, the setting of water conservancy diversion face can guide in waste gas gets into the venthole to improve waste gas's purification and discharge efficiency.

Optionally, a first mounting opening is formed in the outer side wall, close to the activated carbon adsorption part, of the air outlet pipe, a telescopic part is arranged between the rotating rod and the motor driving end, the telescopic part comprises a rectangular outer rod fixedly connected to the motor driving end, a rectangular inner rod inserted into the end portion of the rectangular outer rod, and a spring fixedly connected between the rectangular inner rod and the rectangular outer rod, and a rectangular hole for the rectangular inner rod to be inserted is formed in the end portion of the rotating rod; a driving rod is sleeved outside the rectangular inner rod, the outer side wall of the driving rod is fixedly connected with a driving ring, and the outer side wall of the rectangular inner rod is provided with a ring groove for the driving ring to rotate; the outer side wall of the air outlet pipe is provided with a sliding hole for the driving rod to slide along the length direction of the air outlet pipe.

By adopting the technical scheme, when the spring is in an initial state, the end part of the rectangular inner rod is inserted into the rectangular hole, the driving rod is moved towards the direction far away from the active carbon component, so that the rectangular inner rod is separated from the rectangular hole in the connecting rod, and then the active carbon adsorption part is taken out, so that the regular replacement is realized; when the active carbon adsorption piece does not need to be replaced, the motor drives the rotating rod to rotate, and the driving ring rotates relative to the annular groove at the moment, so that the driving rod cannot influence the rotation of the rotating rod.

Optionally, the side wall of the outlet duct near the ring plate is provided with a first mounting ring, the first mounting ring is inserted into the first mounting hole, the ring plate is inserted into the first mounting ring, the side wall of the first mounting ring is detachably connected with a clamping plate for preventing the ring plate from separating from the first mounting ring, and the outer side wall of the first mounting ring is provided with a first pull ring.

Through adopting above-mentioned technical scheme, through the pulling pull ring to take out first collar and active carbon adsorption piece from first installing port in the lump, thereby realize the convenient dismantlement of active carbon adsorption piece and outlet duct.

Optionally, the filtering assembly further comprises a filter screen, the filter screen is located on the inner side wall of the air outlet pipe close to the oven, and the filter screen is located between the oven and the activated carbon adsorption element.

Through adopting above-mentioned technical scheme, the setting of filter screen can lead impurity such as particulate matter, dust that mix with in the filtering waste gas through activated carbon adsorption spare purification waste gas between to further optimize clean effect.

Optionally, the outlet duct runs through the lateral wall that is close to filter screen department and has seted up the second installing port, the fixed second collar that has cup jointed of filter screen lateral wall, second collar lateral wall is provided with the second pull ring.

Through adopting above-mentioned technical scheme, realize being connected dismantling of filter screen and outlet duct, be convenient for regularly change the filter screen to the realization is to the washing of filter screen.

Optionally, the lateral wall that first collar is close to first mount pad department is provided with first sealed pad, the tight laminating of first sealed pad fits in the lateral wall that the outlet duct is close to first mount pad department, the lateral wall that the second collar is close to second mount pad department is provided with the sealed pad of second, the tight laminating of second sealed pad fits in the lateral wall that the outlet duct is close to second mount pad department.

Through adopting above-mentioned technical scheme, improve the leakproofness of first installing port and second installing port department, reduce the leakage of the waste gas of not clearing up.

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

1. the printed cloth enters the oven through the inlet, the air is supplied into the oven through the air supply assembly, the air is heated through the heating element, the hot air dries the cloth, the waste gas generated in the drying process enters the air outlet pipe, and volatile organic compounds and the like in the waste gas are adsorbed by the activated carbon adsorption element, so that the waste gas is purified, and the harm of the waste gas directly discharged to the environment and human bodies is reduced;

2. the setting of filter screen can lead impurity such as particulate matter, dust that mix with in the filtering waste gas through activated carbon adsorption spare purification waste gas between to further optimize clean effect.

Drawings

FIG. 1 is a schematic structural diagram of an oven exhaust gas treatment device of a decorating machine in the embodiment.

FIG. 2 is a schematic structural diagram for showing the positional relationship between the oven and the printing machine body in the embodiment.

Fig. 3 is a partial sectional view for embodying the internal structure of the oven in the embodiment.

Fig. 4 is a sectional view showing a positional relationship between the filter assembly and the outlet duct in the embodiment.

Fig. 5 is a partial exploded view showing the positional relationship between the activated carbon adsorbing member and the air outlet pipe in the example.

Description of reference numerals: 1. a printing machine body; 2. an oven; 21. an inlet; 22. an outlet; 23. a heating member; 24. a gas supply assembly; 241. a blower; 242. an air inlet pipe; 25. an air outlet pipe; 251. a first mounting port; 252. a second mounting opening; 253. a sliding hole; 254. a locking tube; 255. a lock lever; 3. a filter assembly; 31. filtering with a screen; 311. a second mounting ring; 3111. a second tab; 3112. a second gasket; 32. an activated carbon adsorption element; 321. a ring plate; 322. a rotating rod; 3221. a flow guide surface; 3222. a rectangular hole; 323. a connecting rod; 324. fixing the net layer; 325. a vent hole; 326. a first mounting ring; 3261. a first pull ring; 3262. a first gasket; 327. a clamping and connecting plate; 4. a motor; 41. a telescoping member; 411. a rectangular outer bar; 412. a rectangular inner bar; 4121. a ring groove; 413. a spring; 414. a drive rod; 4141. driving the ring.

Detailed Description

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

The embodiment of the application discloses oven exhaust treatment device of calico printing machine. Referring to fig. 1 and 2, oven exhaust treatment device of calico printing machine includes calico printing machine body 1, and calico printing machine body 1 can be digital calico printing machine, and calico printing machine body 1 one side is provided with oven 2, and oven 2 wherein the lateral wall of one side just is located its below and has seted up import 21, and the lateral wall of oven 2 opposite side just is located its below and has seted up export 22.

Referring to fig. 3, a heating member 23 is disposed on the top of the oven 2, and the heating member 23 includes a plurality of heating wires; the top of the oven 2 is provided with an air supply assembly 24 for supplying air to the inside of the oven 2, the bottom of the oven 2 is fixedly inserted into an air outlet pipe 25 communicated with the inside of the oven 2, and the air outlet pipe 25 is internally provided with a filtering assembly 3 for purifying waste gas; the air supply assembly 24 comprises a blower 241 and an air inlet pipe 242 communicated with an air inlet of the blower 241, and one end of the air inlet pipe 242 far away from the blower 241 is inserted into the oven 2.

Referring to fig. 3 and 4, the radial cross section of outlet duct 25 is circular, filtering component 3 includes filter screen 31, filter screen 31 is inserted and is located the inside wall that outlet duct 25 is close to oven 2 department, the fixed welding of filter screen 31 lateral wall along its circumference has second collar 311, the second installing port 252 of outlet duct 25 being convenient for take out outlet duct 25 with second collar 311 and filter screen 31 is offered to the lateral wall that outlet duct 25 is close to filter screen 31 department, the fixed welding of lateral wall that second collar 311 is close to installing port department has second pull ring 3111, the fixed bonding of lateral wall that second collar 311 is close to second installing port 252 department has the sealed pad 3112 of rubber material, the sealed pad 3112 of second closely laminates in second installing port 252 department.

Referring to fig. 4 and 5, filter assembly 3 further includes an activated carbon adsorption member 32, where activated carbon adsorption member 32 is located at an end of filter screen 31 far from oven 2; the activated carbon adsorption element 32 includes a ring plate 321, a rotating rod 322, a connecting rod 323 for connecting the ring plate 321 and the rotating rod 322, and a fixed mesh layer 324 symmetrically welded on two end walls of the ring plate 321, a side wall of the fixed mesh layer 324 far from the ring plate 321 is fixedly welded on an end portion of the connecting rod 323, the rotating rod 322 is located at an axis of the ring plate 321, a vent 325 for passing exhaust gas is formed between the rotating rod 322 and the ring plate 321, the rotating rod 322 and the fixed mesh layer 324 jointly enclose a storage area for placing activated carbon, a flow guide surface 3221 is arranged on an end wall of the rotating rod 322 near the filter screen 31, the flow guide surface 3221 is inclined toward a direction close to the fixed mesh layer 324, and the flow guide surface 3221 is convenient for guiding exhaust gas to enter the vent 325 to adsorb volatile organic compounds in the exhaust gas through activated carbon, thereby purifying the exhaust gas.

Referring to fig. 3 and 4, a motor 4 is fixedly installed on the outer side wall of the air outlet pipe 25 through a bolt, a driving end of the motor 4 penetrates through the air outlet pipe 25 and is connected with a telescopic member 41, the telescopic member 41 comprises a rectangular outer rod 411 fixedly welded to the driving end of the motor 4, a rectangular inner rod 412 inserted into the end portion of the rectangular outer rod 411, and a spring 413 fixedly welded between the rectangular outer rod 411 and the rectangular inner rod 412, and a rectangular hole 3222 for the rectangular inner rod 412 to be inserted into is formed in the side wall of the rotating rod 322; through starter motor 4 with drive extensible member 41 drive bull stick 322 circumferential direction to make full use of the active carbon in the air vent 325 realizes the purification to waste gas, the life of extension active carbon adsorption 32.

Referring to fig. 4 and 5, the outer side wall of the rectangular inner rod 412 is sleeved with a driving rod 414, the end of the driving rod 414 is welded with a driving ring 4141 with a circular cross section, the outer side wall of the rectangular inner rod 412 is provided with a ring groove 4121 for the driving ring 4141 to rotate, and the driving ring 4141 is sleeved outside the rectangular inner rod 412 near the ring groove 4121; the outer side wall of the air outlet pipe 25 is provided with a sliding hole 253 for the driving rod 414 to slide along the length direction; a first mounting opening 251 is formed in the side wall of the air outlet pipe 25 close to the activated carbon adsorption element 32, a first mounting ring 326 is sleeved outside the ring plate 321, the outer side wall of the first mounting ring 326 is connected with a clamping plate 327 through a bolt thread, the clamping plate 327 is C-shaped, and the opening of the clamping plate 327 faces the first mounting ring 326 and is sleeved outside the first mounting ring 326; the inner sidewall of the engaging plate 327 is engaged with two end walls of the ring plate 321 to prevent the ring plate 321 from separating from the first mounting ring 326.

Referring to fig. 4 and 5, a first pull ring 3261 is welded on the outer side wall of the first mounting ring 326, a locking pipe 254 is welded on the outer side wall of the air outlet pipe 25, a locking rod 255 is inserted into the locking pipe 254, and one end of the locking rod 255, which is far away from the locking pipe 254, penetrates through the first pull ring 3261; a first pull ring 3261 is welded on the outer side wall of the first mounting ring 326, and a first sealing gasket 3262 made of rubber is fixedly bonded on the outer side wall of the first mounting ring 326 close to the first mounting opening 251; the driving rod 414 is moved in a direction away from the carbon adsorption member 32 to take the rectangular inner rod 412 out of the rectangular hole 3222, and then the replacement is performed by pulling the first pull ring 3261 to take the first mounting ring 326 and the carbon adsorption member 32 out of the outlet pipe 25 together from the second mounting hole 252.

The implementation principle of the oven exhaust treatment device of the printing machine in the embodiment of the application is as follows: after the printed cloth enters the oven 2 from the inlet 21 of the oven 2, the heating wire is electrified, the air blower 241 and the motor 4 are started, the air blower 241 ventilates the oven 2 through the air inlet pipe 242, air is heated by the heating wire and then spread on the printed cloth to dry the printed cloth, waste gas generated in the drying process enters the air outlet pipe 25, and the waste gas firstly passes through the filter screen 31 to be filtered so as to filter impurities such as particles and dust in the waste gas.

The motor 4 drives the rotating rod 322 to rotate circumferentially, the activated carbon in the vent 325 rotates along with the rotation of the rotating rod 322, then the waste gas enters the vent 325 under the guiding action of the flow guiding surface 3221, the volatile organic compounds in the waste gas are adsorbed by the activated carbon to further purify the waste gas, and finally the purified gas is discharged from the gas outlet pipe 25.

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 (8)

1. The utility model provides an oven exhaust treatment device of calico printing machine which characterized in that: the printing machine comprises a printing machine body (1) and an oven (2) positioned on one side of the printing machine body (1), wherein an inlet (21) and an outlet (22) are respectively arranged on two sides of the oven (2), a heating element (23) is arranged at the top of the oven (2), and an air supply assembly (24) for ventilating the oven (2) is communicated with the top of the oven (2); the bottom of the oven (2) is communicated with an air outlet pipe (25) with a circular radial section, a filtering component (3) is arranged inside the air outlet pipe (25), and the filtering component (3) comprises an activated carbon adsorption part (32).

2. The oven exhaust treatment device of the decorating machine as claimed in claim 1, wherein: the active carbon adsorption element (32) comprises a ring plate (321), a rotating rod (322), a connecting rod (323) for connecting the ring plate (321) and the rotating rod (322), and fixed mesh layers (324) arranged at two ends of the ring plate (321); one side of the fixed net layer (324) far away from the ring plate (321) is fixedly connected with the end part of the rotating rod (322), a vent hole (325) for waste gas to pass through is formed between the fixed ring plate (321) and the rotating rod (322), and activated carbon is filled in the vent hole (325); the end part of the rotating rod (322) is provided with a motor (4) for driving the rotating rod (322) to rotate in the circumferential direction, and the motor (4) is fixedly arranged on the air outlet pipe (25).

3. The oven exhaust treatment device of the decorating machine as claimed in claim 2, wherein: the end wall of the rotating rod (322) facing the oven (2) is provided with a flow guide surface (3221) for guiding the exhaust gas into the vent hole (325).

4. The oven exhaust treatment device of the decorating machine as claimed in claim 2, wherein: the outer side wall of the air outlet pipe (25) close to the activated carbon adsorption part (32) is provided with a first mounting opening (251), an expansion piece (41) is arranged between the rotating rod (322) and the driving end of the motor (4), the expansion piece (41) comprises a rectangular outer rod (411) fixedly connected to the driving end of the motor (4), a rectangular inner rod (412) inserted into the end part of the rectangular outer rod (411), and a spring (413) fixedly connected between the rectangular inner rod (412) and the rectangular outer rod (411), the end part of the rotating rod (322) is provided with a rectangular hole (3222) for the rectangular inner rod (412) to be inserted, the outside of the rectangular inner rod (412) is sleeved with a driving rod (414), the outer side wall of the driving rod (414) is fixedly connected with a driving ring (4141), and the outer side wall of the rectangular inner rod (412) is provided with a ring groove (4142) for the driving ring (4141) to rotate; the outer side wall of the air outlet pipe (25) is provided with a sliding hole (253) for the driving rod (414) to slide along the length direction of the air outlet pipe (25).

5. The oven exhaust treatment device of the printing machine as claimed in claim 4, wherein: the utility model discloses a mounting structure, including outlet duct (25), mounting ring (326), ring plate (326), first mounting ring (326), ring plate (321), first mounting ring (326) are provided with first mounting ring (326) near the lateral wall of crown plate (321) department, first mounting ring (326) are inserted and are located in first installing port (251), crown plate (321) are inserted and are located in first mounting ring (326), first mounting ring (326) lateral wall detachably is connected with joint board (327) that are used for preventing crown plate (321) to break away from first mounting ring (326), first mounting ring (326) lateral wall is provided with first pull ring (3261).

6. The oven exhaust treatment device of the printing machine as claimed in claim 5, wherein: the filter assembly (3) further comprises a filter screen (31), the filter screen (31) is located on the inner side wall of the air outlet pipe (25) close to the oven (2), and the filter screen (31) is located between the oven (2) and the activated carbon adsorption piece (32).

7. The oven exhaust treatment device of the decorating machine as claimed in claim 6, wherein: the lateral wall that outlet duct (25) is close to filter screen (31) department runs through and has seted up second installing port (252), the fixed cover of filter screen (31) lateral wall has connect second collar (311), second collar (311) lateral wall is provided with second pull ring (3111).

8. The oven exhaust treatment device of the decorating machine as claimed in claim 7, wherein: the lateral wall that first collar (326) is close to first installing port (251) department is provided with first sealed pad (3262), first sealed pad (3262) closely laminates in the lateral wall that outlet duct (25) is close to first installing port (251) department, the lateral wall that second collar (311) is close to second installing port (252) department is provided with the sealed pad (3112) of second, the sealed pad (3112) of second closely laminates in the outlet duct (25) lateral wall that is close to second installing port (252) department.

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