CN212106209U - Positive and negative pressure energy-saving integrated machine - Google Patents
Positive and negative pressure energy-saving integrated machine Download PDFInfo
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- CN212106209U CN212106209U CN202020278531.8U CN202020278531U CN212106209U CN 212106209 U CN212106209 U CN 212106209U CN 202020278531 U CN202020278531 U CN 202020278531U CN 212106209 U CN212106209 U CN 212106209U
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Abstract
The utility model discloses an energy-conserving all-in-one of positive negative pressure, install the compressor in the machine case, empty filter and control box, and communicate compressor and empty filter through the pipeline, empty filter passes through pipeline and external compressed air jar intercommunication, and external vacuum tank passes through the air inlet intercommunication of pipeline and compressor, and come real-time supervision host computer temperature and tank internal pressure through temperature sensor and the pressure sensor that sets up to correspond on air compressor machine and corresponding pipeline, and with data feedback to converter and PLC controller through the wire, and final control flap open or closed realize the constant voltage operation, energy saving and consumption reduction, a machine just can satisfy the industry in to adjust the negative pressure demand well.
Description
Technical Field
The utility model relates to an industrial equipment field, concretely relates to energy-conserving all-in-one of positive negative pressure.
Background
In the industrial fields of printing, coal mines, paper making, grain and the like, a negative pressure suction machine or positive pressure air injection equipment is adopted for collecting and conveying materials; to realize the functions of negative pressure suction and blowing. Therefore, equipment such as a vacuum pump, a fan or an air compressor and the like can be assembled and installed in a plant area, so that more than two auxiliary equipment are required to be purchased to complete the functional realization, the increase of the equipment not only occupies limited plant area space, but also has high energy consumption, and cannot respond to the current call for energy conservation and consumption reduction. Therefore, research and development of an industrial grade all-in-one machine capable of realizing positive and negative pressure and saving energy is imperative, and help is provided for energy conservation and consumption reduction in the field of industrial equipment.
In the prior art, for example, a positive and negative pressure all-in-one machine disclosed in chinese patent No. CN209363233U, publication No. 2019, 9, 10, is technically characterized in that a negative pressure region and a positive pressure region are horizontally arranged in a box body, the negative pressure region is internally and fixedly connected with a negative pressure suction device, the positive pressure region is internally and fixedly connected with a positive pressure air injection device, and a heat dissipation region and the like are arranged above the positive and negative pressure region; in the prior art, a negative pressure suction device and a positive pressure air injection device which have positive and negative pressure functions are integrated in a box body, and control is realized through a control relay. However, the prior art has the following technical defects and shortcomings:
the first, prior art relates to medical equipment, especially the field of dental medicine; the positive and negative pressure values required by pumped waste are not high, and the replacement of the positive and negative pressure modes is realized by controlling the normally closed contact of the operation control relay by a manual button, so that the intelligent degree is low.
Secondly, aiming at different requirements of pressure and flow required by industrial customers, the existing equipment cannot meet the requirements of actual industrial production, is not in accordance with the requirements of actual industrial production, and can only be applied to indoor diagnosis rooms such as dentistry or oral diagnosis rooms.
Thirdly, the positive and negative pressure modes in the prior art are single, and the functionality is not suitable for industrial multi-mode requirements.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the not enough of above-mentioned prior art, provide an energy-conserving all-in-one of positive negative pressure suitable for industrial field.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the positive-negative pressure energy-saving integrated machine comprises a case, wherein a compressor, an air filter and a control box are fixedly installed on the case, an air outlet of the compressor is communicated to an air inlet of the air filter through a pipeline I, an air outlet of the air filter is communicated with one port of a pipeline II, a first pneumatic valve is installed on the pipeline II, a primary filter is installed on an outer port of the first pneumatic valve, the other port of the pipeline II is communicated with a pipeline III through a first one-way valve, and an outer port of the pipeline III extends to the outer side of the case through a reserved hole of;
the air inlet of the compressor is communicated with one port of a pipeline IV, the other port of the pipeline IV is communicated to a metal flexible connector, the metal flexible connector is communicated to a pipeline VII through a pipeline V, a second pneumatic valve is installed on one port of the pipeline VII, a fixed silencer is installed on an outer port of the second pneumatic valve, a second one-way valve is installed and fixed on the other port of the pipeline VII and communicated with a pipeline VIII through the second one-way valve, and an outer port of the pipeline VIII extends to the outer side of the case through another reserved hole of the case;
the pipeline I is provided with a fixed rubber flexible connection, an air inlet valve is arranged on the section of the pipeline I above the pipeline I, and a negative pressure meter is arranged on the air inlet valve;
a pressure release valve is fixedly arranged on the pipeline V;
a first temperature sensor is arranged on a main machine shell of the compressor, a second temperature sensor is arranged on a pipeline IV, a first pressure sensor and a second one-way valve are arranged on a pipeline VII, and a second pressure sensor is arranged on a pipeline III;
the surface of the control box shell is provided with a plurality of wiring holes, and a frequency converter and a PLC (programmable logic controller) are fixedly arranged in the box.
Further, an external interface of the pipeline III is communicated to an air inlet of the compressed air tank through an external pipeline provided with a second diaphragm valve; the external interface of the pipeline VIII is communicated to the air outlet of the vacuum tank through another external pipeline provided with a first diaphragm valve.
Furthermore, a touch screen is arranged on the front face of the case, and a fan is arranged on the top of the case.
Furthermore, the touch screen, the fan, the first temperature sensor, the second temperature sensor, the first pressure sensor, the second pressure sensor, the first pneumatic valve and the second pneumatic valve penetrate through wiring holes in the control box through independent wires and then are connected to the PLC, and the PLC is connected with the frequency converter.
Furthermore, a filter element is fixedly arranged on the air inlet in the air filter, and a dust ball valve is fixedly arranged at the bottom of the air filter.
Furthermore, soundproof cotton is paved on the inner wall of the case; a maintenance door and a heat dissipation window are installed on the left box body on the front face of the case, and a tray base is arranged at the bottom of the case.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the pressure and the temperature are monitored and displayed on the touch screen, so that the operation is clear and convenient and quick;
2. mode polyphasing: the air blowing mode operation and the vacuum mode operation can be intelligently switched, the automatic mode air blowing vacuum operation and the pressure regulation automatic frequency conversion operation and the automatic switching operation can be simultaneously carried out, and the positive and negative pressure setting requirements can be met;
3. the positive and negative pressure all-in-one machine is simple in design structure, and sound-absorbing sponge is laid in the machine case to run in an ultra-silent mode;
4. only the empty filter element needs to be cleaned and replaced regularly, and the maintenance cost is low;
5. the main engine of the compressor adopts a high-efficiency energy-saving pump (purchased outside), the purpose of saving energy is achieved by customizing according to the use pressure and the flow of a user, and the requirements of negative pressure and positive pressure can be met by one device.
6. The air that this all-in-one came out does not have the oil, and the operation does not have the contact point, and the reliability is high, and the noise is low, can extensively be used for printing, colliery, papermaking, grain etc. industrial field.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a schematic structural view of the present invention;
fig. 3 is a circuit diagram of the present invention.
The air conditioner comprises a case 1, a case 2, a touch screen 3, a compressor 4, a rubber flexible connection 5, an air inlet valve 6, an air filter 7, a primary filter 8, a first pneumatic valve 9, a first one-way valve 10, a ball valve 11, a control box 12, a first temperature sensor 13, a second temperature sensor 14, a metal flexible connection 15, a pressure release valve 16, a first pressure sensor 17, a silencer 18, a second pneumatic valve 19, a second pressure sensor 20, a second one-way valve 21, a first diaphragm valve 22, a second diaphragm valve 23, a vacuum tank 24, a compressed air tank 25, a fan 26 and a negative pressure meter.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples, which are provided for the purpose of illustration only and are not intended to limit the scope of the invention.
Example 1
As shown in fig. 1, 2 and 3, the positive and negative pressure energy-saving all-in-one machine comprises a machine case 1, wherein a compressor 3, an air filter 6 and a control box 11 are fixedly installed on the machine case 1, an air outlet of the compressor 3 is communicated to an air inlet of the air filter 6 through a pipeline I, an air outlet of the air filter 6 is communicated with a port of a pipeline II, a first pneumatic valve 8 is installed on the pipeline II, a primary filter 7 is installed on an outer port of the first pneumatic valve 8, the other port of the pipeline II is communicated with a pipeline III through a first one-way valve 9, and an outer port of the pipeline III extends to the outer side of the; an air inlet of the compressor 3 is communicated with one port of a pipeline IV, the other port of the pipeline IV is communicated to a metal flexible joint 14, the metal flexible joint 14 is communicated to a pipeline VII through a pipeline V, a second pneumatic valve 18 is arranged on one port of the pipeline VII, a fixed silencer 17 is arranged on an outer port of the second pneumatic valve 18, a second one-way valve 20 is arranged and fixed on the other port of the pipeline VII and communicated with a pipeline VIII through the second one-way valve 20, and an outer port of the pipeline VIII extends to the outer side of the case 1 through another reserved hole of the case 1; the pipeline I is provided with a fixed rubber flexible connection 4, an air inlet valve 5 is arranged on the section of the pipeline I above the fixed rubber flexible connection 4, and a negative pressure gauge 26 is arranged on the air inlet valve 5; a pressure release valve 15 is fixedly arranged on the pipeline V; a first temperature sensor 12 is arranged on a main machine shell of the compressor 3, a second temperature sensor 13 is arranged on the pipeline IV, a first pressure sensor 16 and a second one-way valve 20 are arranged on the pipeline VII, and a second pressure sensor 19 is arranged on the pipeline III; a plurality of wiring holes are formed in the surface of the outer shell of the control box 11, and a frequency converter and a PLC (programmable logic controller) are fixedly installed in the box. The external interface of the pipeline III is communicated to the air inlet of a compressed air tank 24 through an external pipeline provided with a second diaphragm valve 22; the external interface of the pipeline VIII is communicated to the air outlet of the vacuum tank 23 through another external pipeline provided with a first diaphragm valve 21. The touch screen 2 is arranged on the front face of the case 1, and the fan 25 is arranged on the top of the case 1. The touch screen 2, the fan 25, the first temperature sensor 12, the second temperature sensor 13, the first pressure sensor 16, the second pressure sensor 19, the first pneumatic valve 8 and the second pneumatic valve 18 are connected to the PLC controller after penetrating through wiring holes in the control box 11 through independent wires, and the PLC controller is connected with the frequency converter. A filter element is fixedly arranged on the inlet air in the air filter 6, and a dust ball valve 10 is fixedly arranged at the bottom of the air filter 6. Sound insulation cotton is laid on the inner wall of the case 1; a maintenance door and a heat dissipation window are arranged on the left box body on the front side of the case 1, and a tray base is arranged at the bottom of the case 1.
As shown in connection with fig. 2, the first temperature sensor 12 is used to monitor the temperature on the main machine of the compressor 3; the second temperature sensor 13 is used to monitor the exhaust gas temperature. It should be noted that when the first sensor 12 monitors that the host temperature is higher than the set temperature of 65 ℃, the touch screen 2 displays a high-temperature early warning, and if the host temperature is higher than the set temperature of 70 ℃, the PCL controller controls the shutdown and sends out a warning sound prompt; the second temperature sensor 13 is used for monitoring the exhaust temperature, if the exhaust temperature is higher than 50 ℃, the high-temperature early warning is carried out, and if the exhaust temperature is higher than 55 ℃, the machine is stopped to send out an alarm sound.
The integrated machine adopts four selectable modes, namely a touch screen display operation mode, a negative-positive pressure automatic mode (the frequency converter takes the pressure in a vacuum tank as a control standard, is connected to a PLC (programmable logic controller) through a lead by arranging a pressure sensor in the vacuum tank, and controls the valve to be closed or opened by current frequency conversion through the frequency converter), a positive-negative pressure automatic mode (the frequency converter controls the pressure in a compressed air tank based on the pressure in the compressed air tank, the pressure sensor is also arranged in the compressed air tank and is connected to the PLC, so that the control valve of the frequency converter is opened or closed), and a negative pressure mode (the frequency converter controls the pressure in the vacuum tank based on the pressure in the compressed air tank).
Negative-positive pressure automatic mode working principle: a touch screen is pressed for three seconds to start a button, the integrated machine is started in a variable frequency mode, and meanwhile, an exhaust fan is started; when the vacuum pressure of the vacuum tank reaches a set value of-50 KPa in default and (-10KPa to-70 KPa is adjustable), starting variable frequency operation, when the vacuum pressure of the vacuum tank reaches an upper limit default value of-60 KPa (-10 to-100 is adjustable), powering on a second pneumatic valve of the pneumatic valve, and when the vacuum pressure of the vacuum tank is lower than a lower limit default value of-40 KPa (-10 to-100 is adjustable), powering off the second pneumatic valve; when the pressure of the compressed air tank reaches the default upper limit of 0.08MPa (0-1.6MP is adjustable), the first pneumatic valve of the pneumatic valve is electrified; when the pressure of the compressed air tank is lower than the default setting of 0.05MPa (0-1.6MP is adjustable), the first pneumatic valve of the pneumatic valve is de-energized;
positive and negative pressure mode working principle: a touch screen is pressed for three seconds to start a button, the integrated machine is started in a variable frequency mode, and meanwhile, an exhaust fan is started; when the pressure of the compressed air tank reaches a set value default of 0.070MP (adjustable at 0.010-1.600 MP), starting variable frequency operation, when the pressure of the compressed air tank reaches an upper limit default of 0.090MP (adjustable at 0.010-1.600 MP), electrifying a first pneumatic valve of the pneumatic valve, and when the pressure of the compressed air tank is lower than a lower limit default of 0.050MP (adjustable at 0.010-1.600 MP), deenergizing the first pneumatic valve; when the vacuum tank pressure reaches the upper limit default value of-60 KPa (-10 to-100 adjustable), the second pneumatic valve of the pneumatic valve is electrified, and when the vacuum tank pressure is lower than the lower limit default value of-40 KPa (-10 to-100 adjustable), the second pneumatic valve is deenergized;
the working principle of the negative pressure mode (the frequency converter controls the frequency conversion operation by taking the pressure of the vacuum tank as the standard): the touch screen is pressed for three seconds, the integrated machine is started in a frequency conversion mode, the exhaust fan is started, and the first pneumatic valve of the pneumatic valve is powered on and opened; when the vacuum pressure of the vacuum tank reaches a set value of-50 KPa in default and (-10KPa to-70 KPa is adjustable), starting variable frequency operation, when the vacuum pressure of the vacuum tank reaches an upper limit default value of-60 KPa (-10 to-100 is adjustable), powering on a second pneumatic valve of the pneumatic valve, and when the vacuum pressure of the vacuum tank is lower than a lower limit default value of-40 KPa (-10 to-100 is adjustable), powering off the second pneumatic valve;
positive pressure mode working principle (the frequency converter controls the frequency conversion operation based on the pressure of the compressed air tank): the touch screen is pressed to start the button for three seconds, the integrated machine is started in a variable frequency mode, the exhaust fan is started at the same time, and the second pneumatic valve of the pneumatic valve is powered on and opened; when the pressure of the compressed air tank reaches a set value default of 0.070MP (adjustable at 0.010-1.600 MP), starting variable frequency operation, when the pressure of the compressed air tank reaches an upper limit default of 0.090MP (adjustable at 0.010-1.600 MP), electrifying the first pneumatic valve of the pneumatic valve, and when the pressure of the compressed air tank is lower than a lower limit default of 0.050MP (adjustable at 0.010-1.600 MP), deenergizing the first pneumatic valve.
Example (b):
the single printing equipment of the new printing affair Limited company of Jinan province needs to blow and suck paper, 6 small air pumps of 3.5KW are provided, 3 water ring vacuum pumps of 3KW are provided, the total power of the single positive and negative pressure equipment needs 30KW, the original 30KW equipment is replaced by only one positive and negative pressure integrated machine of 7.5KW, the energy-saving effect is obvious, and is more than 60%; the device is compact and also reduces noise.
Although the specific embodiments of the present invention have been described above with reference to the accompanying drawings, the present invention is not limited to the above embodiments, and various modifications or variations that can be made by those skilled in the art without creative efforts are still within the scope of the present invention.
Claims (6)
1. The positive-negative pressure energy-saving integrated machine comprises a case (1), wherein a compressor (3), an air filter (6) and a control box (11) are fixedly installed on the case (1), and is characterized in that an air outlet of the compressor (3) is communicated to an air inlet of the air filter (6) through a pipeline I, an air outlet of the air filter (6) is communicated with one port of a pipeline II, a first pneumatic valve (8) is installed on the pipeline II, a primary filter (7) is installed on an outer port of the first pneumatic valve (8), the other port of the pipeline II is communicated with a pipeline III through a first one-way valve (9), and an outer port of the pipeline III extends to the outer side of the case (1) through a reserved hole of the case (1);
an air inlet of the compressor (3) is communicated with one port of a pipeline IV, the other port of the pipeline IV is communicated to a metal flexible connection (14), the metal flexible connection (14) is communicated to a pipeline VII through a pipeline V, a second pneumatic valve (18) is installed on one port of the pipeline VII, a fixed silencer (17) is installed on an outer port of the second pneumatic valve (18), a second one-way valve (20) is installed and fixed on the other port of the pipeline VII and is communicated with a pipeline VIII through the second one-way valve (20), and an outer port of the pipeline VIII extends to the outer side of the case (1) through another reserved hole of the case (1);
a rubber flexible connector (4) is fixedly arranged on the pipeline I, an air inlet valve (5) is arranged on the section of the pipeline I above the pipeline I, and a negative pressure meter (26) is arranged on the air inlet valve (5);
a pressure release valve (15) is fixedly arranged on the pipeline V;
a first temperature sensor (12) is arranged on a main machine shell of the compressor (3), a second temperature sensor (13) is arranged on the pipeline IV, a first pressure sensor (16) and a second one-way valve (20) are arranged on the pipeline VII, and a second pressure sensor (19) is arranged on the pipeline III;
a plurality of wiring holes are formed in the surface of the shell of the control box (11), and a frequency converter and a PLC are fixedly installed in the control box.
2. The positive-negative pressure energy-saving all-in-one machine as claimed in claim 1, wherein the external interface of the pipeline III is communicated to the air inlet of a compressed air tank (24) through an external pipeline provided with a second diaphragm valve (22); the external interface of the pipeline VIII is communicated to an air outlet of the vacuum tank (23) through another external pipeline provided with a first diaphragm valve (21).
3. The positive-negative pressure energy-saving all-in-one machine as claimed in claim 1, wherein a touch screen (2) is mounted on a front case body of the case (1), and a fan (25) is mounted on the top of the case (1).
4. The positive-negative pressure energy-saving all-in-one machine as claimed in claim 3, wherein the touch screen (2), the fan (25), the first temperature sensor (12), the second temperature sensor (13), the first pressure sensor (16), the second pressure sensor (19), the first pneumatic valve (8) and the second pneumatic valve (18) are connected to the PLC controller after penetrating through wiring holes in the control box (11) through independent wires, and the PLC controller is connected with the frequency converter.
5. The positive-negative pressure energy-saving all-in-one machine as claimed in claim 1, wherein a filter element is fixedly arranged on an air inlet in the air filter (6), and a dust ball valve (10) is fixedly arranged at the bottom of the air filter (6).
6. The positive-negative pressure energy-saving all-in-one machine according to claim 1, wherein soundproof cotton is paved on the inner wall of the case (1); a maintenance door and a heat dissipation window are installed on the left box body on the front face of the case (1), and a tray base is arranged at the bottom of the case (1).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020278531.8U CN212106209U (en) | 2020-03-09 | 2020-03-09 | Positive and negative pressure energy-saving integrated machine |
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| CN202020278531.8U CN212106209U (en) | 2020-03-09 | 2020-03-09 | Positive and negative pressure energy-saving integrated machine |
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| CN212106209U true CN212106209U (en) | 2020-12-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116066340A (en) * | 2022-12-29 | 2023-05-05 | 深圳市安保医疗科技股份有限公司 | Medical air compressor control method and device, computer equipment and storage medium |
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2020
- 2020-03-09 CN CN202020278531.8U patent/CN212106209U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116066340A (en) * | 2022-12-29 | 2023-05-05 | 深圳市安保医疗科技股份有限公司 | Medical air compressor control method and device, computer equipment and storage medium |
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