CN204503436U - A kind of environment-friendly type paint spray booth - Google Patents

Abstract

The utility model discloses a kind of environment-friendly type paint spray booth, comprise paint spray booth's main body with paint spraying space, described paint spray booth main body is connected with gas extraction system, and described gas extraction system is primarily of the discharge duct extending paint spray booth's main body and the dry filter, photocatalyst purifier, the air exhauster composition that are sequentially arranged on discharge duct.The utility model effectively improves filtration, purification efficiency, avoids polluted underground water in filtration, purification, also avoids and discharges toxic gas and pollution to environment, reach the object that environmental protection is sprayed paint.

Description

A kind of environment-friendly type paint spray booth

Technical field

The utility model relates to a kind of application painting applications, specifically a kind of environment-friendly type paint spray booth.

Background technology

The main occupational hazards of paint work sucks organic solvent steam.Various paint is all made up of film forming matter (various resin), solvent, pigment, drier, additive.Common paint makes solvent with gasoline usually, and epoxy iron red shop primer is containing a small amount of dimethylbenzene, and dipping lacquer mainly containing toluene, also has a small amount of benzene.Spray paint (nitrate paint) and contain volume benzene or toluene, dimethylbenzene in diluent (banana oil), spray paint in unshielded situation, in air of workplace, benzene concentration is quite high, very harmful to the workman that sprays paint.But industrial aspect and non-industrial aspect all will apply to this technology, and application painting applications is inevitable.

For conventional surface environment lacquering technologies, the place that correspondence is sprayed paint is not focused on, also very weak in the consciousness of environmental protection, and it is also huge for causing the destruction of environment.

Under advocating the overall background of environmental protection energetically now, one filter chamber of spraying paint arises spontaneously.This technology is to overcome open-air atmosphere lacquering technologies, traditional wet type paint-fog filter room is arranged and operation principle: see as shown in Figure 1, this traditional wet type paint-fog filter comprises blower system (01), paint spray booth's main body (02), fence floor (03), Water curtain wall (04), pond (05) and direct exhaust chimney (06), paint spray booth (02) top is provided with air inlet filtering device (01), for the clean air of press-in after filtering in paint spray booth's main body (01), when paint spraying, can the water-band of part over-sprayed paint fog on Water curtain wall (04) that interior for paint spray booth's main body (01) painting process produces be entered in the pond (05) of underground, the cascade cleaning of residue coating cloud in air below Water curtain wall (04), retained by water, bring in pond (05) below, after paint slag forms mud in pond, salvage process again.

But according to the investigation of environmental administration, this kind of wet type spray painting operation can filter out at most the coating cloud of 60 ~ 80%, be also no more than 40%, thus filtration, purification efficiency is low time minimum., easily to permeate the ground with the sewage being rich in noxious material, and then the water source of severe contamination underground, and the pernicious gases such as toluene not soluble in water, dimethylbenzene are after in line directly to air meanwhile, also can severe contamination air, the situation is tense for Environmental Safety.

In order to solve the problem existing for this kind of wet operation, in prior art, there is the environmental protection lacquering technologies of various dry type.Such as Chinese patent literature discloses one " dry spray booth " (the notification number CN202621382U day for announcing: 2012-12-26), this dry spray booth makes the air-flow without turbulent flow in paint spray booth, loss coating cloud and solvent vapo(u)r is avoided to pollute film, improve the film quality on the surface of workpiece, be conducive to coating cloud directed flow, improve the efficiency removing coating cloud, the filtering material after replacing can do solid waste process, without the need to wastewater treatment, be convenient to maintenance.But this dry spray booth filter after remaining TOVC(as the pernicious gas such as " benzene ", " toluene ", " dimethylbenzene ") organic matter cannot further filtration treatment, and directly to enter in air.

Summary of the invention

The purpose of this utility model is: for above-mentioned the deficiencies in the prior art, provides a kind of environmental protection, a kind of environment-friendly type paint spray booth that filtration, purification efficiency is high.

The technical solution adopted in the utility model is: a kind of environment-friendly type paint spray booth, comprise paint spray booth's main body with paint spraying space, described paint spray booth main body is connected with gas extraction system, and described gas extraction system is primarily of the discharge duct extending paint spray booth's main body and the dry filter, photocatalyst purifier, the air exhauster composition that are sequentially arranged on discharge duct.

Described paint spray booth main body is provided with blower system, and the air blast periphery of this blower system is covered with air purification layer.

Further, described blower system is arranged in the top of paint spray booth's main body; The top of described paint spray booth main body is the sandwich of hollow, and hollow sandwich forms buffering, the dispersion chamber of aeration gas.

Further, described buffering, dispersion are provided with aeration gas filter course in chamber.

Described dry filter is primarily of the thin filter course of filter course, filter cotton in the lattice-shaped barrier filtration layer of sequentially arranging in housing, bending collision filter course, filter cotton and the smart filter course composition of Nomex.

Described photocatalyst purifier is arranged in photocatalyst element in housing and ultraviolet light pipe composition primarily of alternate; Described photocatalyst element is alveolate texture, and the ultraviolet light pipe of the every side of photocatalyst element equidistant placement and the plane of arrangement of ultraviolet light pipe in its plane of arrangement are greater than effective work area of photocatalyst element.

Further, described paint spray booth main body has access door, in paint spray booth's main body relative to the face of access door for connecting gas extraction system.

Further, be provided with non-irrigated pond in described paint spray booth main body, the opening's edge place in this non-irrigated pond is provided with fence floor.

Further, the non-irrigated pond side wall surface of described paint spray booth main body is used for the dry filter of arranging exhaust air system.

Further, described paint spray booth main body combines with the corresponding flexible blind be arranged on expansion bracket primarily of the expansion bracket of both sides.

The beneficial effects of the utility model are:

1. gas extraction system of the present utility model is with the discharge duct extending paint spray booth's main body and the dry filter, photocatalyst purifier, the air exhauster composition that are sequentially arranged on discharge duct, the dry filter of this gas extraction system makes the grit of more than 99.5% and coating cloud be filtered, secondary pollution can not be produced, the pernicious gas such as " benzene ", " toluene ", " dimethylbenzene " be left enters photocatalyst purifier through discharge duct, be water and carbon dioxide by photodissociation, thus reach harmless emission process, thoroughly solve the environmental problem that sewage enters ground, waste gas heaven.

2. when gas extraction system of the present utility model carries out spraying paint work in environment-friendly type paint spray booth, negative pressure state is formed by the paint spraying space in whole environment-friendly type paint spray booth by the air exhauster on discharge duct, and then pernicious gas will, by partial compromise such as the gaps of each junction in environment-friendly type paint spray booth, make it all carry out harmless treatment.

3. the utility model utilizes blower system and paint spray booth's main body dispersion chamber to define double purification process to the air entering paint spray booth's main body, thus guarantees to blast air cleaner in paint spray booth's main body, pollution-free, reduces the working load of gas extraction system.

4. paint spray booth of the present utility model main body can scaling operation, thus is effectively applicable to workpiece and its operating space requirement of different size, and conveniently moves, transports, and has flexible operation, the feature such as reliable and practical.

5. the utility model discloses for one " dry spray booth " (the notification number CN202621382U day for announcing: 2012-12-26) relative to Chinese patent literature, paint spray booth of the present utility model can its paint spray booth's internal contamination air of purification filtering process completely, and environmental-protecting performance is better.

Accompanying drawing explanation

Below in conjunction with accompanying drawing, the utility model is further described.

Fig. 1 is the structural representation of prior art.

Fig. 2 is the structural representation of embodiment 1 in the utility model.

Fig. 3 is the structural representation of embodiment 2 in the utility model.

Fig. 4 is the internal structure schematic diagram of photocatalyst purifier in Fig. 2, Fig. 3.

Fig. 5 is the left view of Fig. 4.

Fig. 6 is the internal structure schematic diagram of dry filter in Fig. 2, Fig. 3.

Fig. 7 is a kind of Facad structure schematic diagram of bending collision filter course in Fig. 6.

Fig. 8 is the top view of Fig. 7.

Fig. 9 is the enlarged drawing of local A in Fig. 8.

Figure 10 is the another kind of structural representation of bending collision filter course in Fig. 6.

Code name implication in figure: 01-blower system; 02-paint spray booth main body; 03-fence floor; 04-Water curtain wall; 05-pond; 06-direct exhaust chimney; 1-blower system; 11-air blast; 12-air purification layer; 2-paint spray booth main body; 211-dispersion chamber; 212-roof boarding; 213-roof boarding filter cotton; 22-rolling screen door; 231-fence floor; 232-non-irrigated pond; 3-gas extraction system; 31-discharge duct; 32-dry filter; 33-photocatalyst purifier; 331-ultraviolet light pipe; 332-photocatalyst element; 34-air exhauster; 321-barrier filtration layer; 322-collision filter course; 3221-drainage plate; 3222-the first drainage channel; 3223-capture board; 3224-the second drainage channel; 323-middle filter course; 324-thin filter course; 325-smart filter course; 4-workpiece.

Detailed description of the invention

embodiment 1

Shown in Figure 2: a kind of environment-friendly type paint spray booth, comprise paint spray booth's main body 2 with paint spraying space, it is spray paint process space, the fixed-site of workpiece 4.The sidewall of paint spray booth's main body 2 and be externally connected to gas extraction system 3, this gas extraction system 3 primarily of extend the discharge duct 31 of paint spray booth's main body 2 and be sequentially arranged in dry filter 32 on discharge duct 31, photocatalyst purifier 33, air exhauster 34 form.

Concrete, above-mentioned paint spray booth main body 2 is provided with blower system 1.Air blast 11 periphery of this blower system 1 is covered with air purification layer 12, this air purification layer 12 forms primarily of filter cotton, air blast 11 periphery covers by this filter cotton, thus well serve the object of the air of air blast 11 suction being carried out primary purification filtration, avoid the air of suction to the secondary pollution of paint spray booth's main body 2 inside.This blower system 1 is arranged in the top of paint spray booth's main body 2; The top of paint spray booth's main body 2 forms primarily of the roof boarding 212 below outer top board and top board, the two forms the sandwich of hollow, this hollow sandwich forms buffering, the dispersion chamber 211 of aeration gas, the height span in dispersion chamber 211 is about 250 ~ 350mm(such as 250mm, 300mm, 350mm, preferred 330mm) this arrangement better carries out buffering to the air of air blast 11 suction and flows into, and leaking in the operating space of below the air dispersion of suction.Be provided with aeration gas filter course in above-mentioned dispersion chamber 211, this filter course is made up of roof boarding 212 and roof boarding filter cotton 213, and its roof boarding filter cotton 213 is laid on the end face of roof boarding 212, for carrying out double purification filtration to the air entering paint spray booth's main body 2.

The sidewall of above-mentioned paint spray booth main body 2 has access door, and as preferably, this access door should be relative with the sidewall of paint spray booth's main body 2 arranging exhaust air system 3, is conducive to like this increasing air flowing.Aforementioned access door can be rolling screen door 22 or other doors for the form of coming in and going out, as: flat mouth door, T mouth door etc.

Shown in Figure 6: the dry filter 32 of above-mentioned gas extraction system 3 is primarily of housing and be sequentially arranged in filter course 323, the thin filter course 324 of filter cotton and the smart filter course 325 of terylene needled felt in lattice-shaped barrier filtration layer 321 in housing, bending collision filter course 322, filter cotton and form.

Wherein, lattice-shaped barrier filtration layer 321 on plate body, sets out some strips or some poroid gas passages, so that gas enters the inside of dry filter 32.The difference of the middle filter course 323 of filter cotton and the thin filter course 324 of filter cotton is mainly on the pore size filter of filter cotton, as the term suggests the aperture of the middle filter course 323 of filter cotton is greater than the thin filter course 324 of filter cotton.In this dry filter 32, the key of technology is bending collision filter course 322.

Shown in Fig. 7, Fig. 8, Fig. 9: above-mentioned bending collision filter course 322 forms primarily of drainage plate 3221 and capture board 3223.Wherein, drainage plate 3221 splices and combines into large-area trough tabular by many V-arrangement bars, multiple first drainage channel 3222 is offered in the lowest point of every bar V-arrangement bar, and drainage plate 3221 when combining in housing, the gas passage of the squaring pusher filter course 321 as far as possible of the first drainage channel 3222 on drainage plate 3221, like this, the gas entered by barrier filtration layer 321 just directly can enter the first drainage channel 3222, thus avoids forming turbulent flow at drainage plate 3221 place.Capture board 3223 is arranged in the rear side of drainage plate 3221, capture board 3223 is also v-shaped structure, each V-arrangement bar of the corresponding drainage plate 3221 of every bar capture board 3223, thus make capture board 3223 keep out the rear of first drainage channel 3222 on drainage plate 3221, the both sides wooden partition of capture board 3223 offers the second drainage channel 3224, thus the gas collisions making the first drainage channel 3222 enter is impelled them to be folded to enter the second drainage channel 3224, utilize the inertia difference of various material in gas to catch dust material instantaneously at this in the lowest point of capture board 3223.

Thus, dry filter 32 can filter the grit particle in spraying, spraying fine droplet to retain, and makes the grit particle of more than 99.5%, spraying fine droplet is filtered, and can not produce secondary pollution.Volatile organic matter gas (i.e. TOVC, as " benzene ", " toluene ", " dimethylbenzene " etc.) is only had to pass through dry filter 32.

Volatile organic matter gas (i.e. TOVC) sends into purified treatment in photocatalyst purifier 33 by discharge duct 31 again, is water and carbon dioxide, reaches harmless emission by photodissociation, so thoroughly solve sewage to enter ground, and waste gas heaven problem.

Shown in Fig. 4, Fig. 5: the photocatalyst purifier 33 in above-mentioned gas extraction system 3 is arranged in photocatalyst element 332 in housing and ultraviolet light pipe 331 forms primarily of alternate; Described photocatalyst element 332 is in alveolate texture, and the ultraviolet light pipe 331 of the every side of photocatalyst element 332 equidistant placement and the plane of arrangement of ultraviolet light pipe 331 in its plane of arrangement are greater than effective work area of photocatalyst element 332.

The utility model is provided with air exhauster 34 at the discharge end mouth of discharge duct 31, any one position, environment-friendly type paint spray booth is made all to be in negative pressure state, to ensure in paint spray booth main body 2 that all contaminants can purge being sucked out in process to be filtered, generally can not there is harmful gas overflowing, leakage problem.

Can realize spraying paint in order to each face of workpiece 4 can be made, the ground of paint spray booth's main body 2 offers pit, this pit is on the bottom sidewall of paint spray booth's main body 2, fence floor 231 is erected with at the opening's edge place of pit, the dry filter 32 of above-mentioned gas extraction system 3 is arranged on the sidewall of pit, because pit is without the need to for splendid attire water liquid etc., thus form non-irrigated pond 232.

embodiment 2

Shown in Figure 3: other structure of the present embodiment is identical with embodiment 1, and difference is: the ground of paint spray booth's main body 2 eliminates non-irrigated pond 232, the ground of corresponding paint spray booth's main body 2 is also cancelled and lays grid floor 231; Meanwhile, due to the cancellation in non-irrigated pond 232, the dry filter 32 of gas extraction system 3 is directly installed on paint spray booth's main body 2 wall relative to access door 22.

embodiment 3

Other structure of the present embodiment is identical with embodiment 1 or embodiment 2, and difference is the dry filter in gas extraction system, especially the bending collision filter course of dry filter.

Shown in Figure 10: the bending collision filter course 322 of dry filter forms primarily of drainage plate 3221 and capture board 3223.Wherein, drainage plate 3221 and capture board 3223 are made up of the U-shaped bar (namely two sidewalls of U-shaped bar outwards open about 20 ~ 60 °) of many enlarging shapes respectively.All drainage plates 3221 are arranged (namely they are in same plane) in a row in the housing of dry filter, and the opening portion of every bar drainage plate 322 backward, forms the first drainage channel 3222 between adjacent drainage plate 3221; All capture boards 3223 be arranged in all drainage plates 3221 rear side, also arrange in a row, but require the opening portion of every bar capture board 3223 forward, thus the opening portion making drainage plate 3221 and capture board 3223 in opposite directions, and require that every bar capture board 3223 correspondence is between adjacent two drainage plates 3221, namely capture board 3223 correspondence is in the dead astern of the first drainage channel 3222, thus makes the outer rim of the two side of capture board 3223 form the second drainage channel 3224 respectively with the back side of corresponding two drainage plates 3221.

embodiment 4

Other structure of the present embodiment and embodiment 1,2 or 3 identical, difference is: paint spray booth's main body combines primarily of the expansion bracket of both sides and the corresponding flexible blind be arranged on expansion bracket

Close suture between flexible blind on the adjacent surface of this kind of paint spray booth main body requirement paint spray booth main body, makes the flexible blind in body operation space, paint spray booth inherently be formed and is similar to tent like.

This telescopic activity environment-friendly type paint spray booth is more flexible, low to the requirement condition in space, saves space.

The various embodiments described above are only for being described in detail the utility model, and those of ordinary skill in the art is to be understood that: it still can be modified to the concrete technical scheme of the various embodiments described above, or carry out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of the concrete technical scheme of the utility model.

Claims (10)

1. an environment-friendly type paint spray booth, comprise paint spray booth's main body (2) with paint spraying space, described paint spray booth main body (2) is connected with gas extraction system (3), it is characterized in that: described gas extraction system (3) is primarily of the discharge duct (31) extending paint spray booth's main body (2) and the dry filter (32), photocatalyst purifier (33), air exhauster (34) composition that are sequentially arranged on discharge duct (31).

2. environment-friendly type paint spray booth according to claim 1, it is characterized in that: described paint spray booth main body (2) is provided with blower system (1), air blast (11) periphery of this blower system (1) is covered with air purification layer (12).

3. environment-friendly type paint spray booth according to claim 2, is characterized in that: described blower system (1) is arranged in the top of paint spray booth's main body (2); The top of described paint spray booth main body (2) is the sandwich of hollow, and hollow sandwich forms buffering, dispersion chamber (211) of aeration gas.

4. environment-friendly type paint spray booth according to claim 3, is characterized in that: be provided with aeration gas filter course in described buffering, dispersion chamber (211).

5. environment-friendly type paint spray booth according to claim 1, is characterized in that: described dry filter (32) forms primarily of the smart filter course (325) of the lattice-shaped barrier filtration layer (321) of sequentially arranging in housing, bending collision filter course (322), the middle filter course (323) of filter cotton, the thin filter course (324) of filter cotton and Nomex.

6. environment-friendly type paint spray booth according to claim 1, is characterized in that: described photocatalyst purifier (33) is arranged in photocatalyst element (332) in housing and ultraviolet light pipe (331) composition primarily of alternate; Described photocatalyst element (332) is in alveolate texture, and the ultraviolet light pipe (331) of the every side of photocatalyst element (332) equidistant placement and the plane of arrangement of ultraviolet light pipe (331) in its plane of arrangement are greater than effective work area of photocatalyst element (332).

7. environment-friendly type paint spray booth according to claim 1,2 or 3, is characterized in that: described paint spray booth main body (2) has access door, in paint spray booth's main body (2) relative to the face of access door for connecting gas extraction system (3).

8. environment-friendly type paint spray booth according to claim 7, it is characterized in that: be provided with non-irrigated pond (232) in described paint spray booth main body (2), the opening's edge place in this non-irrigated pond (232) is provided with fence floor (231).

9. environment-friendly type paint spray booth according to claim 8, is characterized in that: non-irrigated pond (232) side wall surface of described paint spray booth main body (2) is used for the dry filter (32) of arranging exhaust air system (3).

10. environment-friendly type paint spray booth according to claim 1,2 or 3, is characterized in that: described paint spray booth main body (2) combines with the corresponding flexible blind be arranged on expansion bracket primarily of the expansion bracket of both sides.