CN211707220U - Automatic control system of dust-free paint spray booth - Google Patents
Automatic control system of dust-free paint spray booth Download PDFInfo
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- CN211707220U CN211707220U CN201922502047.9U CN201922502047U CN211707220U CN 211707220 U CN211707220 U CN 211707220U CN 201922502047 U CN201922502047 U CN 201922502047U CN 211707220 U CN211707220 U CN 211707220U
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Abstract
The utility model provides an automatic control system of a dust-free paint spray booth, which comprises an automatic control system for ventilation of the paint spray booth; the automatic control system comprises a spray gun detector, a control electric box, a frequency converter, an air suction pipeline and an exhaust fan; the operating condition of spray gun is detected through setting up the spray gun detector, according to the spray gun quantity in work, uses control electronic box and converter to control the volume of airing exhaust of air exhauster, can reduce the energy consumption effectively, reduces the energy waste, prevents that the air exhauster from being in the operating condition of high load for a long time, reduces the equipment loss, has practiced thrift the charges of electricity expenditure of equipment maintenance expense and enterprise. In addition, can also realize that specific area airs exhaust through opening and close different draft tubes, have very strong flexibility and pertinence. The utility model discloses simple structure easily realizes, can reduce the cost of enterprise well and reduce the energy extravagant.
Description
Technical Field
The utility model relates to a waste gas treatment technical field that sprays paint, more specifically say, in particular to dustless spray booth automatic control system.
Background
In industrial production, the surfaces of metal or plastic parts need to be painted for the purpose of aesthetic appearance, better protection of the parts and longer service life of the parts. However, in the process of painting, the painting area needs to be drafted to maintain the air quality of the painting area, the current method is to arrange a draft pipeline at the top of the painting area and then connect the draft pipeline to a high-power draft fan for continuous draft, the power consumption of the high-power fans is quite large (taking a painting room with 3 spray guns as an example, the fans are usually 18.5KW or even higher), when workers leave midway or go to the next process, the draft fan continues to work, and huge waste of electric energy is caused; moreover, the fan can send huge noise under the operating mode of full power, causes adverse effect to staff's health, and high use cost brings not little economic stress for the enterprise.
SUMMERY OF THE UTILITY MODEL
Problem (A)
In summary, how to improve the ventilation system to make it more energy-saving and environment-friendly and reduce the enterprise cost becomes a technical problem to be solved at present.
(II) technical scheme
The utility model provides an automatic control system of a dust-free paint spray booth, which is used for ventilation of the paint spray booth, a plurality of paint spraying stations are arranged in the paint spray booth, each paint spraying station is provided with a spray gun,
the automatic control system comprises a spray gun detector, a control electric box, a frequency converter, an exhaust pipeline and an exhaust fan; the spray gun detector is arranged in the spray gun and used for detecting the working state of the spray gun; the signal output end of each spray gun detector is respectively connected to the signal input end of the control electric box; the control output end of the control electric box is connected with the control input end of the frequency converter; the control output end of the frequency converter is electrically connected with the exhaust fan; the air suction pipelines are provided with a plurality of air inlets which are connected to a paint spray booth, and the air outlets which are connected to the air inlets of the exhaust fans; the exhaust fan is arranged outside the paint spray booth, and an air outlet of the exhaust fan is connected with an air purification device.
Preferably, the number of the air draft pipelines is the same as that of the paint spraying stations, and the air draft pipelines are arranged in a one-to-one correspondence manner; the air inlet end of the air draft pipeline is arranged below the side of the paint spraying station, and an electromagnetic valve is arranged on the air inlet end and is in signal connection with the control electric box.
Preferably, the air inlet end of the air draft pipeline is provided with a detachable aluminum alloy protective cover, and the inner side of the aluminum alloy protective cover is provided with paint mist filter paper.
Preferably, the aluminum alloy protective cover is a shutter type protective cover or a metal mesh type protective cover.
Preferably, a silencing cotton or a silencer for reducing noise pollution is arranged in the air suction pipeline.
Preferably, the paint spraying device further comprises a pressure sensor arranged in the paint spraying room, and the signal output end of the pressure sensor is connected with the signal input end of the control electronic box.
Preferably, the system also comprises a combustible gas detector and an alarm which are arranged in the paint spray booth, wherein the combustible gas detector and the alarm are respectively in signal connection with the control electric box.
Preferably, still including locating the manual control device in the spray booth, manual control device is including change over switch and touch screen panel, manual control device with the control electronic box is connected.
Preferably, the exhaust fan is an explosion-proof high-pressure centrifugal fan.
(III) advantageous effects
Compared with the prior art, the utility model discloses a dustless spray booth automatic control system detects the operating condition of spray gun through setting up the spray gun detector, according to the spray gun quantity in the work, uses control electronic box and converter to control the volume of airing exhaust of air exhauster, can reduce the energy consumption effectively, reduces the energy waste, prevents that the air exhauster from being in the operating condition of high load for a long time, reduces the equipment loss, has practiced thrift the charges of electricity expenditure of equipment maintenance cost and enterprise. In addition, can also realize that specific area airs exhaust through opening and close different draft tubes, have very strong flexibility and pertinence. The utility model discloses simple structure easily realizes, can reduce the cost of enterprise well and reduce the energy extravagant.
Drawings
Fig. 1 is a schematic structural diagram of an automatic control system of a dust-free paint spray booth in an embodiment of the present invention;
in fig. 1, the corresponding relationship between the names of the components and the reference numbers is:
1-a paint spraying station, 2-a spray gun, 3-a spray gun detector, 4-a control electric box, 5-a frequency converter, 6-an exhaust pipeline, 7-an exhaust fan, 8-an electromagnetic valve and 9-an aluminum alloy protective cover.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1, the utility model provides an automatic control system of a dust-free paint spray booth, which is used for ventilation of the paint spray booth, wherein a plurality of paint spray stations 1 are arranged in the paint spray booth, each paint spray station is provided with a spray gun 2,
the device comprises an automatic control system, wherein the automatic control system comprises a spray gun detector 3, a control electric box 4, a frequency converter 5, an exhaust pipeline 6 and an exhaust fan 7; the spray gun detector 3 is arranged in the spray gun 1 and used for detecting the working state of the spray gun 1; the signal output end of each spray gun detector 3 is respectively connected to the signal input end of the control electric box 4; the control output end of the control electric box 4 is connected with the control input end of the frequency converter 5; the control output end of the frequency converter 5 is electrically connected with the exhaust fan 7; the air suction pipelines 6 are provided with a plurality of air inlets which are connected to a paint spray booth, and the air outlets which are connected to the air inlets of the exhaust fans 7; the exhaust fan 7 is arranged outside the paint spray booth, and an air outlet of the exhaust fan is connected with an air purification device (not marked in the figure).
In the embodiment of the utility model, in operation, spray gun detector 3 detects the operating condition of spray gun 1 at first, then convey operating condition information to control electronic box 4, control electronic box 4 has gathered the data of each spray gun detector 3 after, according to the default to the code of converter 5 output multi-stage speed of converter 5, for example export a speed code A when not having the spray gun to start, export a speed signal B when only one spray gun, export a speed signal C when only two spray guns etc. analogize with this, will adjust the operating frequency of air exhauster 7 after converter 5 receives the speed code; the exhaust fan 7 carries out negative pressure air exhaust to the paint spray booth through the exhaust pipeline 6, and the paint mist in the paint spray booth is sent to the air purification device to be subjected to centralized processing.
Preferably, the number of the air draft pipelines 6 is the same as that of the paint spraying stations 1, and the air draft pipelines are arranged in a one-to-one correspondence manner; the air inlet end of the air draft pipeline 6 is arranged below the side of the paint spraying station 1, the electromagnetic valve 8 is arranged on the air inlet end, and the electromagnetic valve 8 is in signal connection with the control electric box 4. Through the structure design, correspond the setting with suction line 6 and station 1 that sprays paint, the system can carry out accurate air exhaust according to the working condition of spray gun 2 in station 1 that sprays paint, when station 1 that sprays paint need spray paint the construction, spray gun 2 is in operating condition, spray gun detector 3 will detect operating signal then conveys to control electronic box 4 so, control electronic box 4 sends out the signal to solenoid valve 8 on the suction line 6 that corresponds according to spray gun 2's state, solenoid valve 8 here will be opened, corresponding suction line 6 also is in the connected state, with this simultaneously, control electronic box 4 can be closed other suction line that are not in operating condition's spray gun correspondence, 7 work of air exhauster carries out the negative pressure and airs exhaust after that. The utility model discloses set up the air inlet end of suction line 6 in the side below of station 1 that sprays paint for the air current in the spray booth is discharged downwards, forms top-down's air current, takes away harmful gas from the below, avoids being inhaled by operating personnel, can ensure operating personnel's health effectively.
Preferably, the air inlet end of the air draft pipeline 6 is provided with a detachable aluminum alloy protective cover 9, and the inner side of the aluminum alloy protective cover 9 is provided with paint mist filter paper. The aluminum alloy protective cover 9 is arranged at the air inlet end of the air exhaust pipeline 6, so that a protection effect can be achieved, the aluminum alloy protective cover 9 is in a detachable design, paint mist filter paper is arranged on the inner side of the aluminum alloy protective cover 9, a primary filtering effect is achieved, a large amount of granular paint mist is prevented from remaining in the air exhaust pipeline 6, and partial large-granular paint mist can be retained on the filter paper; the design of dismantling fast for the maintainer can conveniently unpack the safety cover apart, after paint mist filter paper gathers full paint, just can quick replacement filter media.
Preferably, the aluminum alloy protective cover 9 is a louvered protective cover or a metal mesh protective cover.
Preferably, the suction duct 6 is provided with noise reduction cotton or a silencer for reducing noise pollution, and a great deal of noise is generated when the exhaust fan 7 operates, so that the health of operators can be well protected by the arrangement of the noise reduction.
Preferably, a pressure sensor (not shown) is further included in the paint spray booth, and a signal output end of the pressure sensor is connected with a signal input end of the control electronic box 4. Through the structure design, set up pressure sensor in the spray booth, pressure sensor can measure the pressure numerical value in the spray booth, and feed back this numerical value to control electronic box 4, if pressure numerical value is not at the setting value within range, so control electronic box 4 will be automatically to the converter send out the operating frequency that the instruction adjusted the fan, thereby reach the adjustment volume of airing exhaust, stabilize the purpose of spray booth internal pressure, avoid the too little effect that can't reach the emission and ventilate of pressure, too big messenger's operation personnel produce discomfort and the coating cloud is blown away and leaks.
Preferably, the system further comprises a combustible gas detector (not shown in the figure) and an alarm (not shown in the figure) which are arranged in the paint spray booth, and the combustible gas detector and the alarm are respectively in signal connection with the control electronic box 4. Through the structure design, establish the combustible gas detector in the spray booth, the combustible gas concentration in the spray booth can real-time detection, after combustible gas's concentration reached the setting value, control electronic box 4 signals to the siren, the siren starts and suggests the operating personnel to stop spraying paint, meanwhile control electronic box 4 signals to converter 5, maintain the high power operation of air exhauster 7, with the inside combustible gas concentration in quick reduction spray booth, in order to guarantee operating personnel safety.
Preferably, still including locating the manual control device in the spray booth, manual control device is including change over switch and touch screen panel, manual control device with control electronic box 4 is connected. Through set up manual control device in the spray booth, can regard as automatic control system's effective replenishment, manual control device is equipped with "manual/automatic" change over switch, when change over switch arranges "manual" in, realizes the independent control of each control object through the button switch on the touch panel, the equipment debugging of being convenient for, overhauls. The ventilation operation can be performed by operators according to the conditions of the site, such as ventilation of a paint spray booth in advance before the operation is started every day, or ventilation operation for keeping for a certain time after the operation is finished.
Preferably, the exhaust fan 7 is a high-pressure centrifugal fan of an explosion-proof type.
Compared with the prior art, the utility model discloses a dustless spray booth automatic control system detects the operating condition of spray gun 2 through setting up spray gun detector 3, according to the spray gun 2 quantity in the work, uses control electronic box 4 and converter 5 to adjust the volume of airing exhaust of air exhauster 7, can reduce the energy consumption effectively, and it is extravagant to reduce the energy, prevents that air exhauster 7 from being in the operating condition of high load for a long time, reduces the equipment loss, has practiced thrift the charges of electricity expenditure of equipment maintenance cost and enterprise. In addition, can also realize the specific area and air exhaust through opening and close different draft tube 6, have very strong flexibility and pertinence. The utility model discloses simple structure easily realizes, can reduce the cost of enterprise well and reduce the energy extravagant.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (9)
1. A dustless spray booth automatic control system, is used for ventilating the spray booth, there are multiple stations of spraying paint in the spray booth, each station of spraying paint is furnished with the spray gun, characterized by, including the automatic control system, the said automatic control system includes the spray gun detector, controls the electronic box, frequency converter, exhaust duct and exhaust fan; the spray gun detector is arranged in the spray gun and used for detecting the working state of the spray gun; the signal output end of each spray gun detector is respectively connected to the signal input end of the control electric box; the control output end of the control electric box is connected with the control input end of the frequency converter; the control output end of the frequency converter is electrically connected with the exhaust fan; the air suction pipelines are provided with a plurality of air inlets which are connected to a paint spray booth, and the air outlets which are connected to the air inlets of the exhaust fans; the exhaust fan is arranged outside the paint spray booth, and an air outlet of the exhaust fan is connected with an air purification device.
2. The automatic control system for the dust-free paint spray booth according to claim 1, wherein the number of the air suction ducts is the same as the number of the paint spray stations, and the air suction ducts are arranged in a one-to-one correspondence; the air inlet end of the air draft pipeline is arranged below the side of the paint spraying station, and an electromagnetic valve is arranged on the air inlet end and is in signal connection with the control electric box.
3. The automatic control system of the dust-free paint spray booth according to claim 1, wherein a detachable aluminum alloy protective cover is disposed on the air inlet end of the air exhaust duct, and paint mist filter paper is disposed on the inner side of the aluminum alloy protective cover.
4. A dust-free paint spray booth automatic control system as claimed in claim 3, wherein said aluminum alloy protective cover is a louvered protective cover or a metal mesh protective cover.
5. The automatic control system for the dust-free paint spray booth according to claim 4, wherein a noise reduction cotton or a noise suppressor for reducing noise pollution is provided in the air suction duct.
6. The automatic control system for the dust-free paint spraying room as claimed in claim 1, further comprising a pressure sensor arranged in the paint spraying room, wherein a signal output end of the pressure sensor is connected with a signal input end of the control electronic box.
7. The automatic control system for the dust-free paint spraying room as claimed in claim 1, further comprising a combustible gas detector and an alarm arranged in the paint spraying room, wherein the combustible gas detector and the alarm are respectively in signal connection with the control electronic box.
8. The automatic control system for the dust-free paint spraying room as claimed in claim 1, further comprising a manual control device arranged in the paint spraying room, wherein the manual control device comprises a switch and a touch screen panel, and the manual control device is connected with the control electronic box.
9. A dust-free paint spray booth automatic control system according to any one of claims 1 to 8, wherein said exhaust fan is a high pressure centrifugal fan of an explosion-proof type.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922502047.9U CN211707220U (en) | 2019-12-31 | 2019-12-31 | Automatic control system of dust-free paint spray booth |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922502047.9U CN211707220U (en) | 2019-12-31 | 2019-12-31 | Automatic control system of dust-free paint spray booth |
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| Publication Number | Publication Date |
|---|---|
| CN211707220U true CN211707220U (en) | 2020-10-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922502047.9U Active CN211707220U (en) | 2019-12-31 | 2019-12-31 | Automatic control system of dust-free paint spray booth |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114367406A (en) * | 2022-01-12 | 2022-04-19 | 浙江尔格科技股份有限公司 | Automatic control system and control method for oil paint production line of radiator for transformer |
-
2019
- 2019-12-31 CN CN201922502047.9U patent/CN211707220U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114367406A (en) * | 2022-01-12 | 2022-04-19 | 浙江尔格科技股份有限公司 | Automatic control system and control method for oil paint production line of radiator for transformer |
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