CN201561862U - Thermostatic mixing valve detection device - Google Patents
Thermostatic mixing valve detection device Download PDFInfo
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- CN201561862U CN201561862U CN2009201969943U CN200920196994U CN201561862U CN 201561862 U CN201561862 U CN 201561862U CN 2009201969943 U CN2009201969943 U CN 2009201969943U CN 200920196994 U CN200920196994 U CN 200920196994U CN 201561862 U CN201561862 U CN 201561862U
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Abstract
The utility model relates to a detection device for a ground heating system, solves the technical problem through providing a DE detection device with the characteristics of accurate detection data and high detection efficiency, and relates to a thermostatic mixing valve detection device, which is characterized in that the device comprises a cold water tank, a hot water tank, a return water tank and a mixing valve loading and clamping table. The cold water tank is communicated with the cold water inlet joint of the mixing valve loading and clamping table through a cold water pump, a flowmeter, a water temperature meter, a water pressure meter and a first pipeline of the valve which are serially connected in turn. The hot water tank is communicated with the hot water inlet joint of the mixing valve loading and clamping table through a hot water pump, a water pressure meter, a flowmeter, a water temperature meter and a second pipeline of the valve which are serially connected in turn. The mixed water outlet joint of the mixing valve loading and clamping table is communicated with the return water tank through a water temperature meter, a water pressure meter, a flowmeter, an electrically operated valve and a third pipeline of the valve which are serially connected in turn.
Description
Technical field
The utility model relates to a kind of pick-up unit, especially the pick-up unit of ground heating system.
Background technology
Low-temperature water heating terrestrial radiation system (hereinafter to be referred as " ground heating system ") is that to be lower than 60 ℃ hot water with temperature be heating agent, circulates the heating floor in heating tube, in the mode of radiation and convection current to indoor heating.Ground heating system can use the various low price energy efficiently, compares with other heating equipments (as the hot blast air-conditioning), and energy-conservation 20%-30% is most economical heating system.It is even that ground heating system also has indoor temperature, the thermograde ideal, and pin warms up advantages such as head is cool, and thermal comfort is good.
In the ground heating system, the hot water of input and cold water pass through the mixing of constant temperature mixed valve usually, with water temperature control within the specific limits, heat by the position that is delivered to setting by each branch road again behind the water trap then.Because quality, the performance of constant temperature mixed valve are to be directly connected to the key factor that can ground heating system normally move, therefore need carry out necessary check to constant temperature mixed valve in the back that completes.
The present special inspecting equipment of unmatchful constant temperature mixed valve still; Detection to constant temperature mixed valve can only be connected the water pipe that instrument is housed respectively at hot water input port, cold water input port and the mixed water exports of constant temperature mixed valve respectively, feeds hot water then and cold water detects.Testing process comparatively bothers, and detection efficiency is lower, and it is not high that institute obtains the data accuracy.
The utility model content
Technical problem to be solved in the utility model is the deficiency that overcomes the above-mentioned background technology, and a kind of constant temperature mixed valve pick-up unit is provided, and this pick-up unit should have the characteristics that data are accurate, detection efficiency is high that detect.
The technical solution adopted in the utility model is: the constant temperature mixed valve pick-up unit, it is characterized in that this device comprises cold water storage cistern, boiler, the clamping platform of recovery tank and clamping mixing valve, be connected in series water supply pump successively by one between the cooling water inlet joint of described cold water storage cistern and clamping platform, flowmeter, water-thermometer, first pipeline of water pressure gauge and valve is communicated with, be connected in series heat-exchanger pump successively by one between the hot water inlet joint of described boiler and clamping platform, water pressure gauge, flowmeter, second pipeline of water-thermometer and valve is communicated with, and is being connected in series water-thermometer successively by one between the mixed water exports joint of described clamping platform and the recovery tank, water pressure gauge, flowmeter, the 3rd pipeline of motorized valve and valve is communicated with.
Also be communicated with between described first pipeline and the cold water storage cistern by a string then first water return pipeline of valve.
Also be communicated with between described second pipeline and the boiler by a string then second water return pipeline of valve.
Also be communicated with between described first water return pipeline and second water return pipeline by a string then pipeline of valve.
The also other temperature adjustment pipeline that is made of mixing valve that connects on described second pipeline, the outlet of this mixing valve inserts second pipeline near being installed the platform position, an import direct heat exit of pump of mixing valve, another import and the connection of cold water water tower.
Also other respectively cold water cutout signal piping and the differential pressure signal piping of connecing on described the 3rd pipeline.
Described valve is solenoid valve and manual ball valve.
The beneficial effects of the utility model are: the pick-up unit that is provided, detect required connecting pipe, cold and hot water source and measuring instrument owing to having disposed at the clamping platform (conventional equipment) that is communicated with mixed water valve fast, only needing during operation has closing valve according to the running program keying, just can draw the coherent detection data; Not only examination criteria is unified, and it is accurate to detect data, and detects fast and conveniently, and detection efficiency is higher, has also alleviated operating personnel's working strength; Promoted the standardization of mixed water valve product.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Embodiment
As seen from the figure: the constant temperature mixed valve pick-up unit, this device comprises the clamping platform 6 of cold water storage cistern 1, boiler 4, recovery tank 3 and clamping mixing valve, and connect extraneous water tower 2 by pipeline, between cooling water inlet 61 joints of described cold water storage cistern 1 and clamping platform 6 by first a pipeline A1 connection that is being connected in series water supply pump B1, flowmeter Q1, water-thermometer t1, water pressure gauge P1 and valve successively; Described valve is solenoid valve D2 and manual ball valve F1, manual ball valve F2; Described flowmeter Q1, water-thermometer t1, water pressure gauge P1 insert the first pipeline A1 by flow sensor zQ1, cooling-water temperature sensor zt1, hydraulic pressure sensor zP1 respectively.Be communicated with by second a pipeline A2 who is being connected in series heat-exchanger pump B2, water pressure gauge P2, flowmeter Q2, water-thermometer t2 and valve successively between the hot water inlet joint 62 of described boiler 4 and clamping platform 6; Described valve is solenoid valve D4 and manual ball valve F9, manual ball valve F10, manual ball valve F14, and described flowmeter Q2, water-thermometer t2, water pressure gauge P2 insert the second pipeline A2 by flow sensor zQ2, cooling-water temperature sensor zt2, hydraulic pressure sensor zP2 respectively.Be communicated with by the 3rd a pipeline A3 who is being connected in series water-thermometer t3, water pressure gauge P3, flowmeter Q3 and valve successively between the mixed water exports joint 63 of described clamping platform 6 and the recovery tank 3; Described valve is solenoid valve D3, motorized valve D6 and manual ball valve F5, and described flowmeter Q3, water-thermometer t3, water pressure gauge P3 insert the 3rd pipeline A3 by flow sensor zQ3, cooling-water temperature sensor zt3, hydraulic pressure sensor zP3 respectively.
Also be provided with the first water return pipeline A7 among the described first pipeline A1, this water return pipeline is communicated with the first pipeline A1 with cold water storage cistern 1, unnecessary water can be failed back cold water storage cistern 1 during work; Also be connected in series valve (comprising solenoid valve D1 and manual ball valve F3) in the water return pipeline.
Described second pipeline also is provided with the second water return pipeline A6, and this water return pipeline is communicated with the second pipeline A2 with boiler 4, can be with the defeated Huis water tank of unnecessary water during work; Also be connected in series valve (comprising solenoid valve D5 and manual ball valve F13) in this water return pipeline.
Also be communicated with between the described first water return pipeline A7 and the second water return pipeline A6 by a string then pipeline A5 of valve (manual ball valve F15); Pipeline A5 also connects recovery tank (pump B4 draw water input channel A5) by pump B4 from recovery tank.
The described second pipeline A2 goes up the also other temperature adjustment pipeline that is made of mixing valve 5 that connects, and the outlet of this mixing valve 5 inserts second pipeline near the platform position that is installed by manual ball valve F11; An import of mixing valve 5 directly inserts heat-exchanger pump B2 outlet by manual ball valve F12; Be divided into two-way behind another import process manual ball valve F7 of mixing valve 5, the pipeline A4 of wherein leading up to connects (wherein being connected to manual ball valve F4) with the water tower 2 and the cold water storage cistern 1 in the external world respectively; Another road is divided into two branch roads, connects boiler respectively and connects recovery tank (pump B3 also can draw water and transport to mixing valve 5) through manual ball valve F6 and pump B3 from recovery tank.
Described the 3rd pipeline A3 goes up the other cold water cutout signal piping A8 that is made of solenoid valve D7 and flowmeter Q4 that connects, and flowmeter Q4 inserts A8 by flow sensor ZQ4.Described the 3rd pipeline A3 goes up the also other pressure differential detection pipeline A9 that is made of solenoid valve D9, differential pressure pickup Z Δ P and solenoid valve D8 that connects.
Each joint on the described clamping platform 6 (joint 62, joint 63 and joint 64) is portable joint (directly outsourcing), can connect with each interface of constant-temperature water mixing valve H easily.
The course of work of the present utility model is: constant-temperature water mixing valve H is installed on the clamping platform 6, each joint of clamping platform is connected each interface of constant-temperature water mixing valve H respectively; Begin to carry out following detection then:
One, leaving water temperature:
Open hot water pipeline A2 (being generally about 68 ℃), cold water pipes A1 (being generally about 13 ℃) and outlet conduit A3, remaining pipes is a closed condition, this moment is when adjusting thermostatic valve setting value " 1 ", leaving water temperature should be 32 ℃, leaving water temperature should be 44 ℃ when " 3 ", and leaving water temperature should be 63 ℃ when " 7 "; Deviation should be no more than ± and 2 ℃.
Two, cold water cutout security:
Detecting on the basis of coolant-temperature gage, the thermostatic valve setting value is transferred to " 3 ", opens cold water cutout signal piping A8, closes motorized valve D6 simultaneously, closes D4; . this moment, water flow was answered≤120L/h in 5 seconds, and leaving water temperature is answered≤42 ℃; Open D6, D4 cold water recover supply and stable after, leaving water temperature and setting value deviation be no more than ± 2 ℃.
The stability of leaving water temperature when three, the hot water inflow temperature changes:
Detecting on the basis of coolant-temperature gage, hot water drops to 58 ℃ from 68 ℃, this moment leaving water temperature t
3↓, leaving water temperature t when hot water recovers 68 ℃
3↑, t
3↓ and t
3↑ be no more than with the setting value deviation ± 2 ℃.
Concrete operations: close F10, open F7, F11, F12 transfers F5 to make the hot water temperature reach 58 ℃, at this moment leaving water temperature t
3↓.Close F7, F11, F12. open F10, make hot water return to 68 ℃, at this moment leaving water temperature t
3↑.
The stability of leaving water temperature when four, the cold water inflow temperature changes:
Detecting on the basis of coolant-temperature gage, cold water is elevated to 18 ℃ from 13 ℃, this moment leaving water temperature t3 ↑.Cold water temperature drops to 8 ℃ again, this moment leaving water temperature t3 ↓, t3 ↑ and t3 ↓ with the setting value deviation should be above ± 2 ℃.
Concrete operations: close D9, treat that cold water temperature is elevated to 18 ℃, open D9 then, this moment leaving water temperature t3 ↑.Cold water temperature is dropped to 8 ℃ more subsequently, this moment leaving water temperature t3 ↓.
The stability of leaving water temperature when five, intake pressure changes:
Detecting on the coolant-temperature gage basis, intake pressure (P1=P2), leaving water temperature t3 when 0.3MPa is reduced to 0.15MPa ↓, leaving water temperature t3 when returning to 0.3MPa ↑, t3 ↓ and t3 ↑ be no more than with the setting value deviation ± 2 ℃.
Concrete operations: intake pressure (hot water or cold water) is regulated by the PID pressure governor on operator's console, flows to no direct relation with hot and cold water.
Six, pressure reduction～discharge characteristic:
Detecting on the basis of coolant-temperature gage, opening D8, D9, the output signal of Z Δ P and ZQ3 is being inserted X-Y recorder simultaneously, making the aperture of motorized valve D6 be transferred to maximum from 0; This moment the X-Y recorder change curve Δ P=f (Q3) of pressure differential deltap P that will draw automatically with aquifer yield.
Seven, leaks not:
Keeping under hot and cold water pressure 0.4MPa (P1=P2) state, constant temperature mixed valve does not leak.
Concrete operations: detecting on the coolant-temperature gage basis, opening D2, D4, tested constant-temperature water mixing valve setting value is transferred to " 3 ", and intake pressure is transferred to 0.4MPa by PID, closes D3 this moment and continues for 60 seconds.
Claims (7)
1. constant temperature mixed valve pick-up unit, it is characterized in that this device comprises cold water storage cistern (1), boiler (4), the clamping platform (6) of recovery tank (3) and clamping mixing valve (H), be connected in series water supply pump (B1) successively by one between the cooling water inlet joint (61) of described cold water storage cistern (1) and clamping platform, flowmeter (Q1), water-thermometer (t1), first pipeline (A1) of water pressure gauge (P1) and valve is communicated with, be connected in series heat-exchanger pump (B2) successively by one between the hot water inlet joint (62) of described boiler (4) and clamping platform, water pressure gauge (P2), flowmeter (Q2), second pipeline (A2) of water-thermometer (t2) and valve is communicated with, and is being connected in series water-thermometer (t3) successively by one between the mixed water exports joint (63) of described clamping platform and the recovery tank (3), water pressure gauge (P3), the 3rd pipeline (A3) of flowmeter (Q3) and valve is communicated with.
2. constant temperature mixed valve pick-up unit according to claim 1 is characterized in that (3) also are communicated with by a string then first water return pipeline (A7) of valve between described first pipeline (A1) and the cold water storage cistern.
3. constant temperature mixed valve pick-up unit according to claim 1 is characterized in that also being communicated with by a string then second water return pipeline (A6) of valve between described second pipeline (A2) and the boiler (4).
4. according to claim 2 or 3 described constant temperature mixed valve pick-up units, it is characterized in that also being communicated with between described first water return pipeline (A7) and second water return pipeline (A6) by a string then pipeline (A5) of valve.
5. constant temperature mixed valve pick-up unit according to claim 4, the side connects a temperature adjustment pipeline by mixing valve (5) formation to it is characterized in that going up also by described second pipeline (A2), the outlet of this mixing valve inserts second pipeline near being installed the platform position, an import direct heat exit of pump of mixing valve, another import is connected by pipeline (A4) and extraneous water tower.
6. constant temperature mixed valve pick-up unit according to claim 5, it is characterized in that the upward other cold water cutout signal piping (A8) that is made of solenoid valve (D7) and flowmeter (Q4) that connects of described the 3rd pipeline (A3), flowmeter (Q4) is by flow sensor (ZQ4) access cold water cutout signal piping A8.
7. constant temperature mixed valve pick-up unit according to claim 6, the side connects the pressure differential detection pipeline (A9) that is made of solenoid valve (D9), differential pressure pickup (Z Δ P) and solenoid valve (D8) to it is characterized in that going up also by described the 3rd pipeline (A3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201969943U CN201561862U (en) | 2009-09-18 | 2009-09-18 | Thermostatic mixing valve detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201969943U CN201561862U (en) | 2009-09-18 | 2009-09-18 | Thermostatic mixing valve detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201561862U true CN201561862U (en) | 2010-08-25 |
Family
ID=42627009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201969943U Expired - Fee Related CN201561862U (en) | 2009-09-18 | 2009-09-18 | Thermostatic mixing valve detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201561862U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111122074A (en) * | 2020-03-26 | 2020-05-08 | 潍坊极尚智能科技有限公司 | Detection device for detection of thermostatic valve |
| CN111238801A (en) * | 2020-03-23 | 2020-06-05 | 上海飞龙新能源汽车部件有限公司 | Thermal management control valve endurance test device |
-
2009
- 2009-09-18 CN CN2009201969943U patent/CN201561862U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111238801A (en) * | 2020-03-23 | 2020-06-05 | 上海飞龙新能源汽车部件有限公司 | Thermal management control valve endurance test device |
| CN111238801B (en) * | 2020-03-23 | 2022-01-07 | 上海飞龙新能源汽车部件有限公司 | Thermal management control valve endurance test device |
| CN111122074A (en) * | 2020-03-26 | 2020-05-08 | 潍坊极尚智能科技有限公司 | Detection device for detection of thermostatic valve |
| CN111122074B (en) * | 2020-03-26 | 2020-08-14 | 潍坊极尚智能科技有限公司 | Detection device for detection of thermostatic valve |
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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 |
Granted publication date: 20100825 Termination date: 20140918 |
|
| EXPY | Termination of patent right or utility model |