CN218742760U

CN218742760U - Continuity spraying device

Info

Publication number: CN218742760U
Application number: CN202222598801.5U
Authority: CN
Inventors: 王晓璞; 冯润
Original assignee: Xiyuan Environmental Protection Shanghai Co Ltd
Current assignee: Xiyuan Environmental Protection Shanghai Co Ltd
Priority date: 2022-09-29
Filing date: 2022-09-29
Publication date: 2023-03-28
Anticipated expiration: 2032-09-29

Abstract

The utility model belongs to the technical field of spraying exhaust-gas treatment, a can improve waste gas collection efficiency continuity spraying device is disclosed. The device comprises a shell, a first feeding hole and a first discharging hole which are arranged at one side of the shell at intervals; the partition plate is positioned in the shell and used for partitioning the shell into a spraying chamber and a drying chamber, the first feed port and the first discharge port are respectively communicated with the drying chamber, and the partition plate is provided with a second feed port and a second discharge port which are arranged at intervals; the conveying track sequentially passes through the first feeding hole, the second discharging hole and the first discharging hole and is used for conveying a piece to be sprayed, and the negative pressure collecting pipeline assembly is communicated with the spraying chamber. Wherein, treat that the piece of spraying is sprayed in the spray booth after getting into the second feed inlet along the transmission track through first feed inlet, negative pressure collection pipeline subassembly is collected the waste gas that the spraying in-process produced, treat after the spraying that the piece of spraying gets into the drying chamber through the second discharge gate and dries the back through first discharge gate output.

Description

Continuity spraying device

Technical Field

The utility model relates to a spraying exhaust-gas treatment technical field, concretely relates to continuity spraying device.

Background

The spraying industry is an important part in the current industrial production, and along with product diversification and individuation, the spraying process plays an important role, especially in the field of part processing, the spraying process provides all-round protection for parts and increases texture, but the spraying process also brings the problem of environmental pollution, and in the existing continuous spraying and coating device, the problems of low waste gas collection efficiency, serious unorganized dissipation and the like of waste gases such as Volatile Organic Compounds (VOCs) and the like generated in the spraying process exist, so that the environment is polluted, and the physical health of workers is seriously damaged.

SUMMERY OF THE UTILITY MODEL

In order to improve the collection efficiency of waste gas, the utility model provides a continuity spraying device.

According to the utility model discloses a continuity spraying device, include: the device comprises a shell, a first feeding hole and a first discharging hole, wherein the first feeding hole and the first discharging hole are formed in one side of the shell at intervals; the partition plate is positioned in the shell and used for partitioning the shell into a spraying chamber and a drying chamber, the first feed port and the first discharge port are respectively communicated with the drying chamber, and the partition plate is provided with a second feed port and a second discharge port which are arranged at intervals; the conveying track sequentially passes through the first feeding hole, the second discharging hole and the first discharging hole and is used for conveying a piece to be sprayed, and the negative pressure collecting pipeline assembly is communicated with the spraying chamber. Wherein, treat that the spraying member is sprayed in the spray booth after getting into the second feed inlet along transmission orbit through first feed inlet, negative pressure collection pipeline subassembly is collected the waste gas that the spraying in-process produced, treat after the spraying that the spraying member gets into the drying chamber through the second discharge gate and dry the back through first discharge gate output.

Furthermore, the shell comprises an arc-shaped section and a straight cylinder section connected with the arc-shaped section, the partition plate is positioned in the straight cylinder section, the first feed port and the first discharge port are formed in the straight cylinder section respectively, and the conveying track is in a U shape in an overlooking state.

Further, negative pressure collection pipeline subassembly includes the air pipe that is linked together with the spray booth, the negative-pressure air blower who links to each other with the outer end of air pipe to and link to each other and be located the indoor first gas collecting channel of spray booth with the inner of air pipe.

Further, be provided with at least one spraying subassembly in the spray booth, the spraying subassembly includes the bracing piece and fixes a plurality of shower nozzles on the bracing piece, and first gas collecting channel is located the top or the side of shower nozzle.

Furthermore, a heating and drying device located between the second discharge port and the first discharge port is arranged in the drying chamber, and the heating and drying device is located near the conveying track.

Furthermore, a second gas-collecting hood communicated with the ventilation pipeline is further arranged in the drying chamber, and the second gas-collecting hood and the heating and drying device are respectively positioned on two sides of the transmission track.

Further, a blowing device for preventing the spraying materials and the waste gas in the spraying chamber from entering the drying chamber through the second feeding hole and the second discharging hole is further arranged in the drying chamber.

Furthermore, a vent is formed in the partition plate, a butterfly-shaped baffle is arranged at the vent, and the butterfly-shaped baffle comprises a plurality of baffle plates which are arranged in parallel and can adjust angles.

Furthermore, the continuous spraying device also comprises a control device, and the control device is used for controlling the angle adjustment of the separation blade of the butterfly-shaped baffle plate, the conveying of the piece to be sprayed by the conveying track, and the opening and closing and speed adjustment of the air blowing device, the spray head and the negative pressure fan.

Furthermore, the first feed inlet, the second discharge outlet and one side of the first discharge outlet, which is close to the spraying chamber, are provided with soft shielding curtains.

Compared with the prior art, the utility model discloses a continuity spraying device has following advantage:

1) The utility model discloses a continuous spraying device adopts the design of U type transmission track, can treat the spraying piece at the position farthest from first feed inlet and first discharge gate and carry out the spraying and negative pressure collection waste gas, can realize the collection of high-efficient waste gas, especially volatile organic waste gas, has greatly reduced the unorganized emission of waste gas;

2) The continuous spraying device of the utility model is provided with the vent on the partition plate, and the butterfly-shaped baffle is arranged at the vent, which can provide sufficient air inlet for the spraying chamber, simultaneously reduce the unorganized diffusion of waste gas from the spraying chamber to the drying chamber, reduce the waste gas air quantity to a certain extent, and realize the purpose of energy saving;

3) The utility model discloses a continuity spraying device sets up the air-blast device in the drying chamber, can effectively avoid waste gas to the unorganized diffusion of drying chamber at the spray booth, can strengthen the negative pressure air inlet of second feed inlet and second discharge gate department simultaneously, realizes the unorganized loss rate of waste gas minimizing.

Drawings

Fig. 1 is a schematic perspective view of a structure of a continuous spray coating device according to an embodiment of the present invention;

fig. 2 is a schematic side view of a structure of a continuous spray coating device according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of the butterfly baffle shown in fig. 1.

Detailed Description

For better understanding of the purpose, structure and function of the present invention, the present invention will be described in detail with reference to the accompanying drawings.

Fig. 1 and 2 show a structure of a continuous spray coating device 100 according to an embodiment of the present invention. As shown in fig. 1 and 2, the continuous spray coating device 100 may include: the device comprises a shell 1, a first feed inlet 11 and a first discharge outlet 12 which are arranged at one side of the shell 1 at intervals; the separating plate 3 is positioned in the shell 1, the separating plate 3 is used for separating the shell 1 into a spraying chamber 13 and a drying chamber 14, the first feeding hole 11 and the first discharging hole 12 are respectively communicated with the drying chamber 14, and the separating plate 3 is provided with a second feeding hole 31 and a second discharging hole 32 which are arranged at intervals; the conveying track 2 sequentially passes through the first feeding hole 11, the second feeding hole 31, the second discharging hole 32 and the first discharging hole 12 and is used for conveying the piece to be sprayed 5, and the negative pressure collecting pipeline assembly 6 is communicated with the spraying chamber 13. Wherein, treat that the piece 5 of spraying is sprayed in the spray booth 13 after the first feed inlet 11 gets into second feed inlet 31 along transmission track 2, and the waste gas that produces in the spraying process is collected to negative pressure collection pipeline subassembly 6, treat after the spraying piece 5 gets into drying chamber 14 through second discharge gate 32 and dries, exports through first discharge gate 12.

The utility model discloses continuity spraying device 100 separates casing 1 for spray booth 13 and drying chamber 14 through division board 3, first feed inlet 11 and first discharge gate 12 are as treating the export of the most advanced entry of casing 1 and final output casing 1 of spraying 5, with spray booth 13 distance farthest, make and treat that spraying 5 can carry out the spraying at casing 1's the inside, waste gas that the in-process that is sprayed produced can directly be collected by negative pressure collection pipeline subassembly 6 simultaneously, waste gas can basically be collected in spray booth 13 and get rid of like this, when its follow-up entering drying chamber 14 dries, even if still have a small amount of waste gas, negative pressure collection pipeline subassembly 6 still can be through second discharge gate 32 with a small amount of waste gas negative pressure drawback, consequently, waste gas has been improved effectively, especially to the collection efficiency of volatility organic waste gas, the inorganization emission of volatility organic waste gas has been reduced widely.

In a preferred embodiment as shown in fig. 1, the casing 1 may include an arc-shaped section 15 and a straight cylindrical section 16 connected to the arc-shaped section 15, the partition plate 3 is located in the straight cylindrical section 16, the first feed port 11 and the first discharge port 12 are respectively formed at one side of the straight cylindrical section 16, and the transfer rail 2 is configured to be U-shaped in a plan view. Through this setting, make the motion path of treating spraying piece 5 be the U type, this design can ensure to treat spraying piece 5 and have longer motion path when reducing casing 1's volume, this longer motion path can satisfy and will treat spraying piece 5 and transport spraying in 13 to the spray booth of casing 1's deepest, it can have more waste gas to give off collecting time and stoving time to also satisfy spraying piece 5 of treating after the spraying, consequently, help further preventing the unorganized emission of waste gas, promote the recovery efficiency to waste gas.

As shown in fig. 1, the conveying track 2 can be driven by a roller table 21 to move along a U-shaped movement path, the roller table 21 can be driven by a transmission device to rotate, and the transmission device can operate under the control of a control device described below.

According to the utility model discloses, as shown in fig. 1, negative pressure collection pipe assembly 6 can include the air pipe 61 that is linked together with spray booth 13, the negative-pressure air fan 62 that links to each other with air pipe 61's outer end to and link to each other with air pipe 61's inner and be located the first gas collecting channel 63 in spray booth 13. Under the action of the negative pressure fan 62, the exhaust gas generated during the spraying process can be collected by the first gas-collecting hood 63 and conveyed to the collecting device through the ventilation duct 61 for storage or other use.

Preferably, as shown in fig. 1, at least one spray assembly 4 may be disposed in the spray booth 13, the spray assembly 4 includes a support rod 41 and a plurality of spray heads 42 fixed to the support rod 41, and the first gas collecting channel 63 may be located above or at a side of the spray heads 42. This setting can be collected it on the source that waste gas produced, consequently can reduce the diffusion of waste gas at the at utmost to the collection efficiency of waste gas can further be improved.

Also preferably, the spray booth 13 may be provided with the spray assemblies 4 arranged in pairs and located at both sides of the transfer rail 2, respectively. This arrangement enables the member to be sprayed 5 to be sprayed more sufficiently to improve the quality and efficiency of the spraying.

In the embodiment shown in fig. 1, the spray head 42 may be an automatically controlled spray head capable of rotating in multiple directions, and the spray head is not limited to a rod-like fixed or movable type.

According to the present invention, as shown in fig. 1 and 2, a heating and drying device 9 (shown in fig. 2) may be disposed in the drying chamber 14 between the second discharging hole 32 and the first discharging hole 12, and the heating and drying device 9 is located near the conveying track 2. The heating and drying device 9 is arranged for accelerating the surface drying of the piece to be sprayed 5, and the heating and drying device 9 is arranged near the conveying track 2, so that the drying efficiency of the piece to be sprayed 5 can be improved.

Preferably, as shown in fig. 1 and fig. 2, a second gas-collecting hood 8 communicated with the ventilation duct 61 through a duct 81 may be further disposed in the drying chamber 14, and the second gas-collecting hood 8 and the heating and drying device 9 are respectively located at two sides of the conveying track 2. The provision of the second gas-collecting channel 8 can further enhance the collection of the voc emission gas in the drying chamber 14.

According to the present invention, as shown in fig. 1 and 2, a blower 7 for preventing the spraying material and the waste gas in the spraying chamber 14 from entering the drying chamber 14 through the second feeding hole 31 and the second discharging hole 32 may be further disposed in the drying chamber 14. The blowing device 7 blows air to the second inlet 31 and the second outlet 32 in a sufficient amount, so that the spraying material and the exhaust gas are prevented from diffusing to the drying chamber through the second inlet 31 and the second outlet 32. Preferably, the air blowing device 7 can be a high-speed variable frequency fan.

According to the utility model discloses, as shown in fig. 1 to fig. 3, still can be formed with vent 33 on the division board 3, vent 33 department can be provided with butterfly baffle 10, and butterfly baffle 10 can include a plurality of separation blades 101 that can adjust the angle of parallel arrangement. Preferably, each baffle plate 101 is connected to a corresponding rotating shaft 102, the rotating shaft 102 can be driven to rotate by an external driving device, the rotation of the rotating shaft 102 drives the baffle plate 102 connected thereto to perform angular deflection, so as to achieve angular adjustment of the baffle plate 101, and the driving device may be an electric push rod. Through the arrangement, the blocking pieces of the butterfly-shaped baffle plate 10 can be subjected to angle adjustment according to the waste gas concentration and the air volume of the spraying chamber 13 and the drying chamber 14. Preferably, the butterfly baffle 10 may be made of an alloy material or a high-strength plastic material.

According to the utility model discloses, continuity spraying device 100 still can include controlling means (not shown in the figure), and controlling means can be used for controlling the angular adjustment of the separation blade 101 of butterfly baffle 10 simultaneously (controlling means control above-mentioned electric putter motion this moment), the transport that the piece was treated to transmission track 2 to and the air-blast device 7, shower nozzle 42 and negative-pressure air fan 62 open and close and speed control, in order to realize the automation of continuity spraying device 100 work.

According to the present invention, in a preferred embodiment, the first inlet 11, the second inlet 31, the second outlet 32 and the first outlet 12 can be provided with a soft shielding curtain (not shown) on the side close to the spraying chamber 13. The soft shielding curtains arranged at the second feeding hole 31 and the second discharging hole 32 can prevent the spraying materials from diffusing to the drying chamber 14 through the second feeding hole 31 and the second discharging hole 32 due to impact force or volatility while not influencing the penetration of the piece to be sprayed 5; the soft shielding curtains arranged at the first feeding hole 11 and the first discharging hole 12 can prevent the volatile waste gas from diffusing to the outside of the shell 1 through the first feeding hole 11 and the first discharging hole 12 while not influencing the penetration of the piece 5 to be sprayed.

Preferably, the soft curtain is made of a flexible wear-resistant material, preferably a nylon material.

It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.

In the description of the present application, it is to be understood that the terms "first", "second", and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the embodiments of the present invention, and they should be construed as being included in the scope of the claims and description of the present invention. In particular, the technical features mentioned in the embodiments can be combined in any way as long as there is no structural conflict. The present invention is not intended to be limited to the particular embodiments disclosed herein, but rather to include all embodiments falling within the scope of the appended claims.

Claims

1. A continuous spray coating device, comprising:

a shell, a first feed inlet and a first discharge outlet which are arranged at one side of the shell at intervals,

a partition board positioned in the shell, the partition board is used for dividing the shell into a spraying chamber and a drying chamber, the first feed port and the first discharge port are respectively communicated with the drying chamber, the partition board is provided with a second feed port and a second discharge port which are arranged at intervals,

sequentially passes through the first feed port, the second discharge port and a conveying track of the first discharge port for conveying a piece to be sprayed, and

a negative pressure collecting pipeline component communicated with the spraying chamber,

treat the spraying piece and follow the transmission track warp first feed inlet gets into behind the second feed inlet by the spraying in the spray booth, negative pressure collection pipeline subassembly is collected the waste gas that the spraying in-process produced, after the spraying treat the spraying piece warp the second discharge gate gets into the drying chamber dries the back warp first discharge gate is exported.

2. The continuous coating apparatus of claim 1, wherein the housing includes an arc-shaped section and a straight cylinder section connected to the arc-shaped section, the partition plate is located in the straight cylinder section, the first feed port and the first discharge port are formed on the straight cylinder section, respectively, and the transfer rail is configured to be U-shaped in a plan view.

3. The continuous spraying device of claim 1 or 2, wherein the negative pressure collecting pipeline assembly comprises a ventilation pipeline communicated with the spraying chamber, a negative pressure fan connected with the outer end of the ventilation pipeline, and a first gas-collecting hood connected with the inner end of the ventilation pipeline and positioned in the spraying chamber.

4. The continuous spray device of claim 3, wherein at least one spray assembly is disposed in the spray booth, the spray assembly including a support bar and a plurality of spray heads secured to the support bar, the first gas collecting channel being located above or to the side of the spray heads.

5. The continuous coating apparatus of claim 4, wherein a heat drying device is disposed in the drying chamber between the second outlet and the first outlet, the heat drying device being located near the conveying track.

6. The continuous spraying device of claim 5, wherein a second gas-collecting hood communicated with the ventilation duct is further disposed in the drying chamber, and the second gas-collecting hood and the heating and drying device are respectively located on two sides of the conveying track.

7. The continuous coating apparatus according to claim 6, wherein an air blowing device for preventing the coating material and the exhaust gas in the coating chamber from entering the drying chamber through the second inlet and the second outlet is further provided in the drying chamber.

8. The continuous spraying device of claim 7, wherein the partition plate is further formed with a vent, a butterfly baffle is arranged at the vent, and the butterfly baffle comprises a plurality of baffles which are arranged in parallel and can adjust angles.

9. The continuous spraying device of claim 8, further comprising a control device for controlling the angle adjustment of the baffle of the butterfly baffle, the conveying of the piece to be sprayed by the conveying track, and the opening and closing and speed adjustment of the blowing device, the spray head and the negative pressure fan.

10. The continuous coating device of claim 1 or 2, wherein the first inlet, the second outlet and the side of the first outlet close to the coating chamber are provided with soft shielding curtains.