CN202676213U - Water heating product flow detector - Google Patents
Water heating product flow detector Download PDFInfo
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- CN202676213U CN202676213U CN 201220319090 CN201220319090U CN202676213U CN 202676213 U CN202676213 U CN 202676213U CN 201220319090 CN201220319090 CN 201220319090 CN 201220319090 U CN201220319090 U CN 201220319090U CN 202676213 U CN202676213 U CN 202676213U
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- water
- programmable logic
- logic controller
- liquid level
- switch valve
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Abstract
The utility model relates to a water heating product flow detector which comprises a locating device for fixing a product to be tested, a water supply system, a programmable controller and a computer, wherein the water supply system comprises a cold water circulating system and a hot water circulating system, the cold water circulating system or hot water circulating system comprises a water tank, a delivery pump, a recycling tank, a recycling pump, a pressure sensor and a flow sensor, wherein a freezing device is arranged on a water tank of the cold water circulating system, a heating device is arranged on a water tank of the hot water circulating system, and the programmable controller is respectively connected with a frequency converter, the pressure sensor, the flow sensor, the freezing device, the heating device and a temperature sensor, and is used for controlling coordination work of all devices. The water heating product flow detector has the advantages of convenience for operation, energy saving, high detection precision, and the like.
Description
Technical field
The utility model relates to a kind of water heating product flow detecting machine.
Background technology
Existing water heating product flow detecting machine is simple in structure, technical feature falls behind, without security protection, inefficiency, detection accuracy and degree of accuracy are low, and error is large, versatility is little, the water system of existing flow detecting machine can only provide conventional water in addition, and the water that various water temperature hydraulic pressure can't be provided to be to detect the flow of water heating product under various environment, the technical feature, structure, quality that so just can not verify product itself whether rationally, whether reach the requirement of relevant criterion.
The utility model content
The purpose of this utility model is for the deficiencies in the prior art, and a kind of easy to operate, energy-conservation, water heating product flow detecting machine that accuracy of detection is high is provided.
The purpose of this utility model realizes by following technical solution:
A kind of water heating product flow detecting machine, comprise for fixedly locating device, water system, Programmable Logic Controller and the computing machine of test product, it is characterized in that: described water system comprises cold water circulating system, hot water cyclesystem, and described hot water or cold water's circulation system has included
Water tank is connected with test product by water supply line, is connected with external water source by the moisturizing pipeline, is provided with the temperature sensor for detection of water temperature on it;
Discharge pump is arranged on the water supply line, and the motor that drives discharge pump is connected with frequency converter;
Collection box, water inlet is connected with test product output water by reflux line, and water delivering orifice is connected with water tank by recovery channel;
Reclaim pump, be arranged on the recovery channel, be used for the water of collection box is transported in the water tank;
Pressure transducer is arranged on the water supply line; Flow sensor is arranged on the water supply line;
Be provided with refrigerating plant on the water tank of described cold water circulating system, be provided with heating arrangement on the water tank of described hot water cyclesystem; Described Programmable Logic Controller is connected with frequency converter, pressure transducer, flow sensor, refrigerating plant, heating arrangement and temperature sensor respectively, is used for control and respectively installs co-ordination.
Further, described water tank and described collection box are the multilayer insulation insulation can.
Further, described water tank and collection box are provided with gap and sewage draining exit, and gap is connected overflow pipe and is connected with outside sewage-treatment plant with blow-off line with sewage draining exit, be provided with the scum cock valve on the blow-off line.
Further, be provided with the Water supply switch valve valve on the described water supply line, described Water supply switch valve valve is connected with Programmable Logic Controller.
Further, be provided with the backflow switch valve on the described reflux line, this backflow switch valve is connected with Programmable Logic Controller, and Programmable Logic Controller can be opened according to the backflow switch valve that the cold and hot situation that test product is exported water is controlled described cold water circulating system or hot water cyclesystem.
Further, be provided with the liquid level sensor for detection of liquid level on the described water tank, be provided with the moisturizing switch valve on the described moisturizing pipeline, this liquid level sensor is connected with Programmable Logic Controller with the moisturizing switch valve, and Programmable Logic Controller can be opened with to the water tank moisturizing according to the signal controlling moisturizing switch valve of liquid level sensor.
Further, be provided with the liquid level sensor for detection of liquid level on the described collection box, this liquid level sensor is connected with Programmable Logic Controller, and Programmable Logic Controller can be according to the described recovery pump work of the signal controlling of liquid level sensor.
Further, described locating device and water system are arranged at one and detect in the main frame, and described Programmable Logic Controller and computer installation are in a control center, and it is separate to detect main frame and control center.
Further, be provided with non-return valve and filtrator on the described water supply line.
The utlity model has following beneficial effect:
The rotating speed that Programmable Logic Controller can be regulated the discharge pump motor according to the signal controlling frequency converter of pressure transducer with the hydraulic pressure of regulating water supply line and according to the signal controlling heating arrangement of temperature sensor and refrigerating plant work to regulate and to keep hot water or cold water's water temperature, the hydraulic pressure of water supply line is regulated, hot water or cold water's water temperature is regulated and is adopted automatic closed loop control, can be efficiently accurately Control experiment hydraulic pressure and water temperature, then can accurately detect the flow of water heating product under various environment (hydraulic pressure, water temperature) by flow sensor again; Hot water or cold water's circulation system is set can carry out recycling to test water, and saving water resource with hot water or cold water's recovery separately, can reduce the temperature variation of hot water or cold water in removal process, prevents that energy runs off, energy savings.
Flow sensor can detect the instantaneous delivery in the water supply line in real time, and feed back to Programmable Logic Controller, by after the programmable logic controller (PLC) processing relevant information being reached computing machine, computer recording shows the coherent detection data such as integrated flux, water discharging time, average discharge, maximum instantaneous flow; Hydraulic pressure in the pressure transducer Real-Time Monitoring water supply line, and feed back to the detection data of Computer display pressure correlation, realize the control function of various complexity by computer software, and various detection the data obtaineds are added up, analyze and form form automatically, automatically compare with various normal datas, greatly reduce testing staff's workload and working strength.
Water tank and collection box adopt the multilayer insulation insulation can, prevent the transmission in temperature and the external world, effectively guarantee the stability of temperature, reduce energy and run off energy savings; Be provided with gap and sewage draining exit at water tank and collection box, and gap is connected overflow pipe and is connected with outside sewage-treatment plant with blow-off line with sewage draining exit, can prevent in unexpected situation, the water spill-over goes out to pollute and damage equipment, and the timely cleaning and the unified of sewage that are convenient to precipitating sludge in the water tank are processed; At collection box liquid level sensor is set, this liquid level sensor can reclaim pump work to the Programmable Logic Controller transmitted signal with control when high liquid level, reclaiming pump to the Programmable Logic Controller transmitted signal with control when low liquid level quits work, thereby the automatic recovery of water in the realization collection box, can effectively guarantee to reclaim in addition pump and be in best use state, effectively prolong the serviceable life of reclaiming pump; On the same water tank liquid level sensor is set, this liquid level sensor can be opened to the water tank moisturizing with control moisturizing switch valve to the Programmable Logic Controller transmitted signal when low liquid level, and prevent that in the heating-stopping apparatus work of low liquid level position the water tank lacks water dry combustion method from damaging, when high liquid level, close with control moisturizing switch valve to the Programmable Logic Controller transmitted signal simultaneously, thus automatic water supplement and the security protection of realization water tank.
It is separate to detect main frame and control center, and the impact of having avoided electric-control system to be subject to working environment (such as dust, impurity, water vapor, interference etc.) makes the aging and damage of electronic component, guarantees accuracy of detection and the serviceable life of detection machine.
In sum: the utility model is from hot water or cold water's supply, recovery, water pressure detection and adjustment, security protection to signal feedback, information processing, programmed control, form a safety, orderly, efficient closed loop automatic control system, be a kind of automaticity height, compact conformation, accuracy of detection height, satisfy the coherent detection standard, overhaul high-intelligentization flow detecting machine easy, the implementation multiple safety protection.
Description of drawings
Below in conjunction with accompanying drawing the utility model is described in further detail.
Fig. 1 is structural representation of the present utility model.
Fig. 2 is complete machine partial sectional view of the present invention.
Embodiment
With reference to Fig. 1, shown in Figure 2, a kind of water heating product flow detecting machine, comprise for fixedly locating device 7, water system, Programmable Logic Controller 22 and the computing machine 21 of test product 3, water system comprises cold water circulating system, hot water cyclesystem, locating device and water system are arranged at one and detect in the main frame 1, Programmable Logic Controller 22 and computing machine 21 are arranged in the control center 2, it is separate to detect main frame 1 and control center 2, wherein, computing machine 21 also can adopt intelligent human/computer interface to replace.
Cold water circulating system comprises cold water storage cistern 51, cold water discharge pump 53, cold water collection box 59, cold water reclaims pump 57 and refrigerating plant 52, cold water storage cistern 51 and cold water collection box 59 are the multilayer insulation insulation can, be provided with gap and sewage draining exit (not shown) on it, gap and sewage draining exit pass through spilling water, blow-off line 58 is connected with outside sewage-treatment plant 6, be provided with scum cock valve (not shown) on the blow-off line 58, be provided with liquid level sensor 512 on cold water storage cistern 51 and the cold water collection box 59,591, be provided with temperature sensor 511 on the cold water storage cistern 51, wherein, the water inlet of cold water storage cistern 51 is connected with external water source by the moisturizing pipeline, water delivering orifice is connected with test product 3 by water supply line 54, the water inlet of cold water collection box 59 is connected with test product 3 output water by reflux line 55, water delivering orifice is connected with cold water storage cistern 51 by recovery channel 56, cold water discharge pump 53 is arranged on the water supply line 54, the motor that drives discharge pump is connected with frequency converter 531, cold water reclaims pump 57 and is arranged on the recovery channel 56, be used for the water of cold water collection box 59 is transported in the cold water storage cistern 51, be provided with the pressure transducer 543 for detection of hydraulic pressure on the water supply line 54, Water supply switch valve valve 541, flow sensor 542, non-return valve (not shown) and filtrator (not shown), be provided with moisturizing switch valve 513 on the moisturizing pipeline, be provided with backflow switch valve 551 on the reflux line 55, Programmable Logic Controller 22 respectively with frequency converter 531, pressure transducer 543, refrigerating plant 52, temperature sensor 511, flow sensor 542, liquid level sensor 512,591 connect with each switch valve, be used for control and respectively install co-ordination, above-mentioned Water supply switch valve valve 541 is solenoid valve or pneumatic pipe valve, flow sensor 542 is high-accuracy electromagnetic flowmeter, moisturizing switch valve 513 is solenoid valve or pneumatic pipe valve, and backflow switch valve 551 is pneumatic pipe valve or solenoid valve.
Hot water cyclesystem comprises boiler 41, hot water supplying pump 43, Recovery of the hot water case 49, Recovery of the hot water pump 47 and heating arrangement 42, boiler 41 and Recovery of the hot water case 49 are the multilayer insulation insulation can, be provided with gap and sewage draining exit (not marking among the figure) on it, gap is connected blow-off line 48 and is connected with outside sewage-treatment plant 6 with sewage draining exit, be provided with scum cock valve (not marking among the figure) on the blow-off line 48, be provided with liquid level sensor 412 on boiler 41 and the Recovery of the hot water case 49,491, wherein, the water inlet of boiler 41 is connected with external water source by the moisturizing pipeline, water delivering orifice is connected with test product 3 by water supply line 44, the water inlet of Recovery of the hot water case 49 is connected with test product 3 output water by reflux line 45, water delivering orifice is connected with boiler 41 by recovery channel 46, hot water supplying pump 43 is arranged on the water supply line 44, the motor that drives discharge pump is connected with frequency converter 431, Recovery of the hot water pump 47 is arranged on the recovery channel 46, be used for the water of Recovery of the hot water case 49 is transported in the boiler 41, be provided with the pressure transducer 443 for detection of hydraulic pressure on the water supply line 44, Water supply switch valve valve 441 and flow sensor 442, non-return valve (not marking among the figure) and filtrator (not marking among the figure), be provided with moisturizing switch valve 413 on the moisturizing pipeline, be provided with backflow switch valve 451 on the reflux line 45, Programmable Logic Controller 22 respectively with frequency converter 431, pressure transducer 443, heating arrangement 42, temperature sensor 411, liquid level sensor 412 connects with each switch valve, be used for control and respectively install co-ordination, above-mentioned Water supply switch valve valve 441 is solenoid valve or pneumatic pipe valve, flow sensor 442 is high-accuracy electromagnetic flowmeter, moisturizing switch valve 413 is solenoid valve or pneumatic pipe valve, and backflow switch valve 451 is pneumatic pipe valve or solenoid valve.
The specific works mode is: take the flow detection of water heating product under cold water environment as example, 52 work make the water in the cold water storage cistern 51 reach preset temperature and maintenance to Programmable Logic Controller 22 according to temperature sensor 511 signal controlling refrigerating plants, the rotating speed that Programmable Logic Controller 22 is regulated cold water discharge pump motor according to pressure transducer 543 signal controlling frequency converters 531 reaches default hydraulic pressure and maintenance with the water of controlling water supply line 54, with test product 3 clampings on locating device, water supply line 54 is connected with test product 3, Programmable Logic Controller 22 control Water supply switch valve valves 541 are opened to test product 3 supply low-temperature cold waters, Programmable Logic Controller 22 control backflow switch valves 551 open so that the cold-water reflux of test product 3 outputs in cold water collection box 59, when the water in the cold water collection box 59 reaches a high liquid level, liquid level sensor 591 sends it back to Programmable Logic Controller 22 and collects mail number, Programmable Logic Controller 22 control cold water reclaim pump 57 work the water in the cold water collection box 59 are transported in the cold water storage cistern 51, and when the water of cold water collection box 59 reaches a low liquid level, control cold water reclaims pump 57 and quits work, water in cold water storage cistern 51 reduces to a low liquid level in process of the test, liquid level sensor 512 sends the moisturizing signal to Programmable Logic Controller 22, Programmable Logic Controller 22 control moisturizing switch valves 513 are opened, carry out moisturizing, and when liquid level reaches a high liquid level, control moisturizing switch valve 513 cuts out, so need not manually in real time at the scene monitoring, can automatically finish the supply of cold water, hydraulic pressure is regulated, adjustment, the spool water exit test, cold water reclaims, the cold water storage cistern moisturizing.
Programmable Logic Controller 22 receives flow, pressure, discharge pump rotating speed/frequency, hot and cold water supplies water, cistern water level, the information such as water temperature, then information is fed back to computing machine 21 and demonstrate the relevant test data of flow detection, and require or relevant criterion requires relevant information is processed according to system program, send that instruction is adjusted or start detection main frame 1 relevant action, such as the pressure adjustment, discharge pump rotating speed/frequency adjustment, the switch of each switch valve, reclaim the startup of pump and discharge pump or close etc., make machine system orderly, safe operation, satisfy the relevant criterion requirement, realize high precision, efficient detection; The information that computing machine 21 reception programmable logic controller (PLC)s 22 feed back also is shown on the display screen, various detection the data obtaineds are added up automatically, analyze and form form, automatically compare with various normal datas, require to carry out program development according to relevant criterion, realize various control functions, such as the ducted flow of dynamic three-dimensional display, pressure, the water level of water tank, detect the flow direction of water, control ducted pressure, the frequency of discharge pump, the switch of each switch valve, reclaim the startup of pump and discharge pump or close etc., form the flow quantity detecting system of a cover high-intelligentization.
The above, it only is the utility model preferred embodiment, so can not limit the scope that the utility model is implemented with this, the equivalence of namely doing according to the utility model claim and description changes and modifies, and all should still belong in the scope that the utility model patent contains.
Claims (9)
1. water heating product flow detecting machine, comprise for fixedly locating device, water system, Programmable Logic Controller and the computing machine of test product, it is characterized in that: described water system comprises cold water circulating system, hot water cyclesystem, and described hot water or cold water's circulation system has included
Water tank is connected with test product by water supply line, is connected with external water source by the moisturizing pipeline, is provided with the temperature sensor for detection of water temperature on it;
Discharge pump is arranged on the water supply line, and the motor that drives discharge pump is connected with frequency converter;
Collection box, water inlet is connected with test product output water by reflux line, and water delivering orifice is connected with water tank by recovery channel;
Reclaim pump, be arranged on the recovery channel, be used for the water of collection box is transported in the water tank;
Pressure transducer is arranged on the water supply line; Flow sensor is arranged on the water supply line;
Be provided with refrigerating plant on the water tank of described cold water circulating system, be provided with heating arrangement on the water tank of described hot water cyclesystem; Described Programmable Logic Controller is connected with frequency converter, pressure transducer, flow sensor, refrigerating plant, heating arrangement and temperature sensor respectively, is used for control and respectively installs co-ordination.
2. a kind of water heating product flow detecting machine according to claim 1, it is characterized in that: described water tank and described collection box are the multilayer insulation insulation can.
3. a kind of water heating product flow detecting machine according to claim 1, it is characterized in that: described water tank and collection box are provided with gap and sewage draining exit, gap is connected overflow pipe and is connected with outside sewage-treatment plant with blow-off line with sewage draining exit, be provided with the scum cock valve on the blow-off line.
4. according to claim 1 and 2 or 3 described a kind of water heating product flow detecting machines, it is characterized in that: be provided with the Water supply switch valve valve on the described water supply line, described Water supply switch valve valve is connected with Programmable Logic Controller.
5. according to claim 1 and 2 or 3 described a kind of water heating product flow detecting machines, it is characterized in that: be provided with the backflow switch valve on the described reflux line, this backflow switch valve is connected with Programmable Logic Controller, and Programmable Logic Controller can be opened according to the backflow switch valve that the cold and hot situation that test product is exported water is controlled described cold water circulating system or hot water cyclesystem.
6. according to claim 1 and 2 or 3 described a kind of water heating product flow detecting machines, it is characterized in that: be provided with the liquid level sensor for detection of liquid level on the described water tank, be provided with the moisturizing switch valve on the described moisturizing pipeline, this liquid level sensor is connected with Programmable Logic Controller with the moisturizing switch valve, and Programmable Logic Controller can be opened with to the water tank moisturizing according to the signal controlling moisturizing switch valve of liquid level sensor.
7. according to claim 1 and 2 or 3 described a kind of water heating product flow detecting machines, it is characterized in that: be provided with the liquid level sensor for detection of liquid level on the described collection box, this liquid level sensor is connected with Programmable Logic Controller, and Programmable Logic Controller can be according to the described recovery pump work of the signal controlling of liquid level sensor.
8. according to claim 1 and 2 or 3 described a kind of water heating product flow detecting machines, it is characterized in that: described locating device and water system are arranged at one and detect in the main frame, described Programmable Logic Controller and computer installation are in a control center, and it is separate to detect main frame and control center.
9. it is characterized in that: be provided with non-return valve and filtrator on the described water supply line according to claim 1 and 2 or 3 described a kind of water heating product flow detecting machines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220319090 CN202676213U (en) | 2012-07-03 | 2012-07-03 | Water heating product flow detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220319090 CN202676213U (en) | 2012-07-03 | 2012-07-03 | Water heating product flow detector |
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| Publication Number | Publication Date |
|---|---|
| CN202676213U true CN202676213U (en) | 2013-01-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220319090 Expired - Fee Related CN202676213U (en) | 2012-07-03 | 2012-07-03 | Water heating product flow detector |
Country Status (1)
| Country | Link |
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| CN (1) | CN202676213U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102735290A (en) * | 2012-07-03 | 2012-10-17 | 福建闽机机械科技有限公司 | Flow testing machine of water heating product |
| CN103115764A (en) * | 2013-01-21 | 2013-05-22 | 蔡金泉 | Temperature control water nozzle comprehensive detection machine |
-
2012
- 2012-07-03 CN CN 201220319090 patent/CN202676213U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102735290A (en) * | 2012-07-03 | 2012-10-17 | 福建闽机机械科技有限公司 | Flow testing machine of water heating product |
| CN103115764A (en) * | 2013-01-21 | 2013-05-22 | 蔡金泉 | Temperature control water nozzle comprehensive detection machine |
| CN103115764B (en) * | 2013-01-21 | 2015-07-08 | 福建闽机机械科技有限公司 | Temperature control water nozzle comprehensive detection machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130116 Termination date: 20160703 |