CN203874796U - High-precision temperature changing and constant temperature tank system for seawater - Google Patents
High-precision temperature changing and constant temperature tank system for seawater Download PDFInfo
- Publication number
- CN203874796U CN203874796U CN201420308920.5U CN201420308920U CN203874796U CN 203874796 U CN203874796 U CN 203874796U CN 201420308920 U CN201420308920 U CN 201420308920U CN 203874796 U CN203874796 U CN 203874796U
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- temperature
- major trough
- heater
- auxiliary groove
- switch
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Abstract
The utility model discloses a high-precision temperature changing and constant temperature tank system for seawater. The high-precision temperature changing and constant temperature tank system for seawater comprises a main tank, a temperature controlling auxiliary tank, a cold water tank and a control cabinet, wherein the main tank is respectively connected with the temperature controlling auxiliary tank and a cold water tank by pipelines; a device for quickly changing temperature in the main tank comprises a heater for quick heating and a cooling coil pipe; a temperature controlling device in the main tank comprises a temperature controlling heater and a temperature controlling coil pipe; a temperature controlling device of the temperature controlling auxiliary tank comprises an auxiliary tank temperature controlling heater; a key switch of the control cabinet is connected with the temperature controlling auxiliary tank and a solenoid valve switch on the pipeline for connecting the main tank and the cold water tank; a flow guide cover is arranged in the main tank; a flow equalizing plate is arranged at the bottom of the flow guide cover; and a magnetic coupling stirrer is arranged at the bottom of the main tank. The high-precision temperature changing and constant temperature tank system for seawater adopts a split type combined structure consisting of the main tank, the temperature controlling auxiliary tank, the cold water tank and the control cabinet so as to increase the main tank; with the adoption of the magnetic coupling stirrer, seawater in the large tank body can be stirred and mixed; the leakage caused by poor sealing property can be avoided; a PID control device is arranged in the temperature controlling device in the main tank, so that the high-precision temperature changing and constant temperature tank system which has multiple temperature points between -2 DEG C and 40 DEG C and has the variability superior to 0.001 DEG C can be used for verifying, correcting and detecting a seawater temperature sensor.
Description
Technical field
The utility model relates to the checkout gear of ocean temperature sensor, particularly detects the thermostat device of ocean temperature sensor.
Background technology
Thermostat is the necessary device that detects ocean temperature sensor, ocean temperature sensor is put into the thermostat that can control temperature, can examine and determine, calibrates and detect technical performance and the accuracy of measurement of ocean temperature sensor.
Existing thermostat adopts integral structure, and control module, cell body, heater and compressor etc. all integrate, and have so just limited size and the temperature-controlled precision of cell body.And thermostat is substantially all directly to form stirring by driven by motor axle and blade rotary, when medium is more in thermostat, easily there is the not situation of tight seepage of sealing.On temperature control method, all adopt " zero cross fired ", when actual temperature is during lower than design temperature, the output of heater total power, otherwise, to input with regard to zero energy, this can cause state of a control to have small concussion, has limited temperature-controlled precision.
The temperature sensor degree of accuracy that oceanographic survey is at present used is more and more higher, in order effectively to examine and determine, calibrate and detect these high accuracy ocean temperature sensors, just needs more high-precision seawater thermostat.Ocean temperature sensor accuracy was generally at ± 0.02 DEG C in the past, calibrate 0.005 DEG C of the fluctuation of these sensors thermostats, and present majority is all ± 0.003 DEG C, even have ± 0.001 DEG C, this just requires the fluctuation of thermostat to be better than 0.001 DEG C.
Therefore, existing thermostatic bath system can not adapt to the requirement that ocean temperature sensor accuracy is more and more higher.
Utility model content
Can not adapt to for existing thermostatic bath system the requirement that ocean temperature sensor accuracy is more and more higher, the utility model is released a kind of high accuracy seawater alternating temperature thermostatic bath system, adopt major trough, the auxiliary groove of temperature control, the split-type structural of cold rinse bank and switch board combination is to increase major trough body, adopt magnetic-coupling stirrer to be convenient to large-sized groove body maritime interior waters and stir the mixed poorly sealed seepage that causes of avoiding, major trough temperature controller arranges PID control device, suppress temp controlling heater concussion, improve control accuracy, to realize with-2 DEG C～40 DEG C multiple temperature spots, fluctuation is better than the thermostat of 0.001 DEG C and carries out the calibrating of high accuracy ocean temperature sensor, calibration and testing.
The high accuracy seawater alternating temperature thermostatic bath system of the utility model design, comprises major trough, the auxiliary groove of temperature control, cold rinse bank and switch board, and major trough is connected with the auxiliary groove of temperature control and cold rinse bank pipeline respectively.Major trough arranges quick changeable temperature device and temperature regulating device, and major trough quick changeable temperature device comprises and add soon hot heater and cooling coil, and major trough temperature regulating device comprises temp controlling heater and temperature control coil pipe; The auxiliary groove of temperature control arranges temperature regulating device, and the temperature regulating device of the auxiliary groove of temperature control comprises auxiliary groove temp controlling heater.The temperature controller of switch board connects the temperature regulating device of major trough and the auxiliary groove of temperature control, the electromagnetic valve switch of pressing the key switch connection auxiliary groove of temperature control and cold rinse bank and major trough connecting line of switch board.Kuppe is set in major trough, and kuppe bottom arranges homogenizing plate, and major trough bottom arranges magnetic-coupling stirrer.
Major trough is cylinder-like structure, is heat-insulation layer in stainless steel casing, is cylindric cell body in heat-insulation layer, and cell body is titanium alloy material.Kuppe is set in cell body, and pod body is columnar structured, and bottom is inverted cone-shaped structure, and bottom is fixed on major trough cell body drain pan, and kuppe is columnar structured arranges homogenizing plate with inverted cone-shaped structure boundary, is covered with circular hole on homogenizing plate.When work, in major trough cell body, fill Seawater, Seawater can evenly pass through from circular hole, places sensor to be measured in kuppe.
Cylinder region in kuppe is workspace, and the circular region forming between kuppe and major trough cell body is recirculating zone, and the major trough below homogenizing plate and kuppe bottom are mixed zone.
In recirculating zone, arrange and add soon hot heater and cooling coil.
Adding soon hot heater is electric heater, and outside is titanium alloy, and inside is heater strip.In major trough recirculating zone, be uniformly distributed 3 and add soon hot heater.
Cooling coil is titanium alloy coil pipe, is looped around in major trough inwall recirculating zone, and cooling coil is communicated with cold rinse bank.
Thermistor, temp controlling heater, temperature control coil pipe are set in mixed zone.
Major trough bottom arranges magnetic-coupling stirrer, and magnetic-coupling stirrer comprises stirring vane, upper magnetic cylinder, lower magnetic cylinder and stirring motor.Stirring vane is arranged in the back taper region of kuppe bottom, stirring vane central shaft is fixedly connected with upper magnetic cylinder, upper magnetic cylinder and lower magnetic cylinder are oppositely arranged on the inside and outside both sides of major trough cell body drain pan, upper magnetic cylinder and lower magnetic cylinder relative position arrange the magnet of coupled poles, stirring motor turning cylinder is fixedly connected with lower magnetic cylinder, stirring motor, by lower magnetic cylinder, drives upper magnetic cylinder to rotate, and then drives the stirring vane of kuppe bottom to rotate.
Temp controlling heater is electric heater, and outside is titanium alloy, and inside is heater strip, is arranged in major trough mixed zone, can be major trough temperature control heat is provided.
Temperature control coil pipe is titanium alloy coil pipe, around being arranged in major trough inwall mixed zone, is communicated with the auxiliary groove of temperature control, can be major trough temperature control cold is provided.
The auxiliary groove of temperature control is a small-sized thermostat, working media is ethylene glycol water or anti-icing fluid, when work with major trough synchronization lifting temperature, and lower than 2 DEG C～3 DEG C of major troughs, working media is in temperature control coil pipe and the body-internal-circulation of the auxiliary groove groove of temperature control, for the high accuracy temperature control of major trough provides the low-temperature receiver of constant temperature, constant flow.Auxiliary groove temp controlling heater and temperature sensor are set in the auxiliary groove of temperature control.
On the auxiliary groove of temperature control and major trough connecting line, electromagnetic valve switch is housed.
Cold rinse bank, is made up of control cabinet, tank and refrigeration unit, and working media is ethylene glycol water or anti-icing fluid, and working media circulates in cold rinse bank cell body He in cooling coil, for major trough provides the low-temperature receiver of fast cooling.On cold rinse bank and major trough connecting line, electromagnetic valve switch is housed.
Switch board comprises major trough temperature controller, auxiliary groove temperature controller and presses key switch.
Major trough temperature controller connects thermistor and the temp controlling heater in major trough, and major trough temperature controller can show and set the temperature of major trough.
Major trough temperature controller arranges PID controller, and major trough temperature controller connects temp controlling heater by PID controller.
Auxiliary groove temperature controller connects auxiliary groove temp controlling heater and the temperature sensor in the auxiliary groove of temperature control, can show and set the temperature of the auxiliary groove of temperature control.
Pressing key switch mainly comprises system switching switch, stirring motor on & off switch, backup circuit breaker key, temp controlling heater on & off switch, auxiliary groove electromagnetic valve switch key, cold rinse bank electromagnetic valve switch key, auxiliary groove heater switch key, auxiliary groove refrigeration on & off switch, heats heater button key etc. soon.
When the high accuracy seawater alternating temperature thermostatic bath system that the utility model relates to is applied, seawater is injected in major trough, ethylene glycol water or anti-icing fluid are injected in the auxiliary groove of temperature control and cold rinse bank, will be immersed in the seawater of major trough by test examination instrument.Open cold tank in advance, makes the working media of the inside in lower temperature, is generally-12 DEG C～-15 DEG C, and being convenient to provides enough colds for major trough cooling.By system boot, major trough temperature controller can show the temperature of major trough at that time, sets the experimental temperature of major trough, if displays temperature is lower than setting experimental temperature, need to changes up and add hot heater; If displays temperature higher than design temperature, needs to open cold rinse bank magnetic valve, meanwhile, set the temperature of the auxiliary groove of temperature control by auxiliary groove temperature controller, generally lower than 2 DEG C～3 DEG C of major trough design temperatures, and allow the auxiliary groove of temperature control start working.In the time that major trough displays temperature closes on design temperature, close and add soon hot heater or cold rinse bank magnetic valve, open temp controlling heater and auxiliary groove magnetic valve starts temperature control.When after temperature stabilization, can implement the detection under this temperature spot by test examination instrument.Then major trough and the auxiliary groove of temperature control are set to another temperature, repeat process above, start the detection under another temperature spot.
The high accuracy seawater alternating temperature thermostatic bath system that the utility model relates to adopts combining structure, realizes multiple temperature control, constant temperature test, dependable performance, and temperature control scope is-2 DEG C～40 DEG C, and fluctuation is better than 0.001 DEG C/15min, and temperature resolving power is 0.0005 DEG C.
Brief description of the drawings
Fig. 1 is the high accuracy seawater alternating temperature thermostatic bath system structural representation that the utility model relates to;
Fig. 2 is major trough structural representation in Fig. 1;
Fig. 3 is the panel schematic diagram of switch board in Fig. 1.
Description of symbols in figure:
1, switch board 2, major trough
3, the auxiliary groove 4 of temperature control, cold rinse bank
5, add soon hot heater 6, recirculating zone
7, stirring vane 8, mixed zone
9, thermistor 10, upper magnetic cylinder
11, stirring motor 12, lower magnetic cylinder
13, temp controlling heater 14, temperature control coil pipe
15, homogenizing plate 16, kuppe
17, cooling coil 18, cell body
19, heat-insulation layer 20, stainless steel casing
21, workspace 22, switch switch
23, stirring motor on & off switch 24, backup circuit breaker key
25, temp controlling heater on & off switch 26, auxiliary groove electromagnetic valve switch key
27, cold rinse bank electromagnetic valve switch key 28, auxiliary groove heater switch key
29, auxiliary groove refrigeration on & off switch 30, heat heater button key soon
31, auxiliary groove temperature controller 32, major trough temperature controller
Detailed description of the invention
Now by reference to the accompanying drawings the technical solution of the utility model is described further.As shown in the figure,
The high accuracy seawater alternating temperature thermostatic bath system of the utility model design, comprise major trough 2, the auxiliary groove 3 of temperature control, cold rinse bank 4 and switch board 1, major trough 2 is connected with the pipeline of the auxiliary groove 3 of temperature control and cold rinse bank 4 respectively, the temperature controller of switch board 1 connects the temperature regulating device of major trough 2 and the auxiliary groove 3 of temperature control, the electromagnetic valve switch of pressing the key switch connection auxiliary groove 3 of temperature control and cold rinse bank 4 and major trough 2 connecting lines of switch board 1.
Major trough 2 is cylinder-like structure, is heat-insulation layer 19 in stainless steel casing 20, is cylindric cell body 18 in heat-insulation layer 19, and cell body 18 is titanium alloy material.The interior kuppe 16 that arranges of cell body 18, kuppe 16 main bodys are columnar structured, have 4 legs at the bottom of the back taper of kuppe 16, are sitting in bottom land and are fixed on major trough cell body drain pan.Kuppe is columnar structured arranges homogenizing plate 15 with inverted cone-shaped structure boundary, on homogenizing plate 15, is covered with circular hole.The interior filling Seawater of major trough cell body 18 when work, Seawater can evenly pass through by the circular hole from homogenizing plate 15, the interior placement of kuppe 15 sensor to be measured.
Cylinder region in kuppe 16 is workspace 21, and the circular region forming between kuppe 16 and major trough cell body 18 is recirculating zone 6, and the major trough 2 of homogenizing plate below 15 is mixed zone with kuppe 16 bottoms.
The interior setting in recirculating zone 6 adds hot heater 5 and cooling coil 17 soon.
Add soon hot heater 5 for electric heater, outside is titanium alloy, and inside is heater strip.In major trough recirculating zone 6, be uniformly distributed 3 and add soon hot heater 5, voltage is 380V, and power is 3kW.
Cooling coil 17 is titanium alloy coil pipe, is looped around in major trough 2 inwall recirculating zones 6, and cooling coil 17 is communicated with cold rinse bank 4.
Interior magnetic-coupling stirrer, thermistor 9, temp controlling heater 13, the temperature control coil pipe 14 of arranging in mixed zone 8.
Magnetic-coupling stirrer comprises stirring vane 7, upper magnetic cylinder 10, lower magnetic cylinder 12 and stirring motor 11.Stirring vane 7 is arranged in the back taper region of kuppe 16 bottoms, stirring vane 7 central shafts are fixedly connected with upper magnetic cylinder 10, upper magnetic cylinder 10 is oppositely arranged on the inside and outside both sides of major trough cell body 18 drain pans with lower magnetic cylinder 12, upper Porcelain Jar 10 is arranged in the cell body 18 of major trough 2, and lower magnetic cylinder 12 is arranged on outside the cell body 18 of major trough 2.Upper magnetic cylinder 10 and lower magnetic cylinder 12 are oppositely arranged the magnet of coupled poles, and stirring motor 11 turning cylinders are fixedly connected with lower magnetic cylinder 12, and stirring motor 11, by lower magnetic cylinder 12, drives upper magnetic cylinder 10 to rotate, and then drives the stirring vane 7 in kuppe 16 bottoms to rotate.Under the effect of magnetic-coupling stirrer, enter the Seawater of workspace 21 by homogenizing plate 15 from mixed zone 8, then get back to mixed zone 8 through recirculating zone 6, form circulation.
Temp controlling heater 13 is electric heater, and outside is titanium alloy, and inside is heater strip, be arranged in the mixed zone 8 of major trough 2, and voltage 220V, power 400W, can be major trough temperature control heat is provided.
Temperature control coil pipe 14 is titanium alloy coil pipe, around being arranged in major trough inwall mixed zone 8, is communicated with the auxiliary groove 3 of temperature control, can be major trough temperature control cold is provided.
The auxiliary groove 3 of temperature control is a small-sized thermostat, working media is ethylene glycol water or anti-icing fluid, when work with major trough 2 synchronization lifting temperature, and lower than 2 DEG C～3 DEG C of major troughs, working media is in temperature control coil pipe 14 and the auxiliary groove 3 groove body-internal-circulations of temperature control, for the high accuracy temperature control of major trough 2 provides the low-temperature receiver of constant temperature, constant flow.The electromagnetic valve switch being equipped with on the auxiliary groove 3 of temperature control and major trough 2 connecting lines.
Cold rinse bank 4 be made up of control cabinet, tank (band stirs) and refrigeration unit, and working media is ethylene glycol water or anti-icing fluid, and working media circulates in cold rinse bank 4 cell bodies and in cooling coil 17, for major trough 2 provides the low-temperature receiver of fast cooling.On cold rinse bank 4 and major trough 2 connecting lines, electromagnetic valve switch is housed.
Switch board 1 comprises major trough temperature controller 32, auxiliary groove temperature controller 31 and presses key switch.
Major trough temperature controller 32 connects thermistor 9 and the temp controlling heater 13 in major trough 2, and major trough temperature controller 32 can show and set the temperature of major trough 2.
Major trough temperature controller 32 arranges PID controller, and major trough temperature controller 32 connects temp controlling heater 13 by PID controller.In PID controller, controllable silicon is set, according to the difference of design temperature and actual temperature, carrys out the voltage swing of controlled loading at temp controlling heater 13 by the size of adjusting thyristor operating angle.
Auxiliary groove temperature controller 31 connects the interior auxiliary groove temp controlling heater of the auxiliary groove 3 of temperature control and temperature sensor, can show and set the temperature of the auxiliary groove 3 of temperature control.
Pressing key switch comprises system switching switch 22, stirring motor on & off switch 23, backup circuit breaker key 24, temp controlling heater on & off switch 25, auxiliary groove electromagnetic valve switch key 26, cold rinse bank electromagnetic valve switch key 27, auxiliary groove heater switch key 28, auxiliary groove refrigeration on & off switch 29, heats heater button key 30 soon.System switching switch 22 is controlled the start and close of high accuracy alternating temperature thermostatic bath system, stirring motor on & off switch 23 is controlled the start and close of stirring motor 11, temp controlling heater on & off switch 25 is controlled the switching on and shutting down of the temp controlling heater 13 of major trough 2, auxiliary groove electromagnetic valve switch key 26 is controlled the switch of the magnetic valve between major trough 2 and the auxiliary groove 3 of temperature control, cold rinse bank electromagnetic valve switch key 27 is controlled the switch of the magnetic valve between major trough 2 and cold rinse bank 4, auxiliary groove heater switch key 28 is controlled the heater button machine in the auxiliary groove 3 of temperature control, auxiliary groove refrigeration on & off switch 29 is controlled the compressor switch machine in the auxiliary groove 3 of temperature control, three groups of controlling respectively major trough 2 of fast heating heater button key 30 add the switching on and shutting down of hot heater 5 soon.
Claims (9)
1. a high accuracy seawater alternating temperature thermostatic bath system, is characterized in that, comprises major trough, the auxiliary groove of temperature control, cold rinse bank and switch board, and major trough is connected with the auxiliary groove of temperature control and cold rinse bank pipeline respectively; Major trough arranges quick changeable temperature device and temperature regulating device, major trough quick changeable temperature device comprises and adds soon hot heater and cooling coil, major trough temperature regulating device comprises temp controlling heater and temperature control coil pipe, and the auxiliary groove of temperature control arranges temperature regulating device, and the temperature regulating device of the auxiliary groove of temperature control comprises auxiliary groove temp controlling heater; The temperature controller of switch board connects the temperature regulating device of major trough and the auxiliary groove of temperature control, the electromagnetic valve switch of pressing the key switch connection auxiliary groove of temperature control and cold rinse bank and major trough connecting line of switch board; Kuppe is set in major trough, and kuppe bottom arranges homogenizing plate, and major trough bottom arranges magnetic-coupling stirrer.
2. high accuracy seawater alternating temperature thermostatic bath system according to claim 1, is characterized in that, described major trough is cylinder-like structure, is heat-insulation layer in stainless steel casing, is cylindric titanium alloy cell body in heat-insulation layer.
3. high accuracy seawater alternating temperature thermostatic bath system according to claim 1, it is characterized in that, described pod body is columnar structured, bottom is inverted cone-shaped structure, bottom is fixed on major trough cell body drain pan, kuppe is columnar structured arranges homogenizing plate with inverted cone-shaped structure boundary, is covered with circular hole on homogenizing plate;
Cylinder region in described kuppe is workspace, and the circular region forming between kuppe and major trough cell body is recirculating zone, and the major trough below homogenizing plate and kuppe bottom are mixed zone;
In described recirculating zone, arrange and add soon hot heater and cooling coil, adding soon hot heater is electric heater, is uniformly distributed 3 and adds soon hot heater in recirculating zone; Thermistor, temp controlling heater, temperature control coil pipe are set in described mixed zone.
4. high accuracy seawater alternating temperature thermostatic bath system according to claim 3, is characterized in that, described cooling coil is titanium alloy coil pipe, is looped around in major trough inwall recirculating zone, is communicated with cold rinse bank.
5. high accuracy seawater alternating temperature thermostatic bath system according to claim 3, is characterized in that, described temp controlling heater is electric heater, and outside is titanium alloy, and inside is heater strip.
6. high accuracy seawater alternating temperature thermostatic bath system according to claim 3, is characterized in that, described temperature control coil pipe is titanium alloy coil pipe, around being arranged in major trough inwall mixed zone, is communicated with the auxiliary groove of temperature control.
7. high accuracy seawater alternating temperature thermostatic bath system according to claim 1, it is characterized in that, described magnetic-coupling stirrer comprises stirring vane, upper magnetic cylinder, lower magnetic cylinder and stirring motor, stirring vane is arranged on kuppe bottom, stirring vane central shaft is fixedly connected with upper magnetic cylinder, upper magnetic cylinder and lower magnetic cylinder are oppositely arranged on the inside and outside both sides of major trough cell body drain pan, upper magnetic cylinder and lower magnetic cylinder relative position arrange the magnet of coupled poles, stirring motor turning cylinder is fixedly connected with lower magnetic cylinder, stirring motor drives upper magnetic cylinder to rotate by lower magnetic cylinder, and then stirring vane in drive kuppe bottom rotates.
8. high accuracy seawater alternating temperature thermostatic bath system according to claim 1, it is characterized in that, described switch board comprises major trough temperature controller, auxiliary groove temperature controller and presses key switch, described major trough temperature controller connects thermistor and the temp controlling heater in major trough, major trough temperature controller arranges PID controller, and major trough temperature controller connects temp controlling heater by PID controller; Described auxiliary groove temperature controller connects auxiliary groove temp controlling heater and the temperature sensor in the auxiliary groove of temperature control.
9. high accuracy seawater alternating temperature thermostatic bath system according to claim 8, it is characterized in that, described in press key switch and comprise system switching switch, stirring motor on & off switch, backup circuit breaker key, temp controlling heater on & off switch, auxiliary groove electromagnetic valve switch key, cold rinse bank electromagnetic valve switch key, auxiliary groove heater switch key, auxiliary groove refrigeration on & off switch, heat heater button key soon; The switching on and shutting down of temp controlling heater on & off switch control major trough temp controlling heater, the switch of the magnetic valve between auxiliary groove electromagnetic valve switch key control major trough and the auxiliary groove of temperature control, the switch of the magnetic valve between cold rinse bank electromagnetic valve switch key control major trough and cold rinse bank, heater button machine in the auxiliary groove of auxiliary groove heater switch key control temperature control (3), heats soon heater button key and controls respectively the switching on and shutting down that three groups of major trough add hot heater soon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420308920.5U CN203874796U (en) | 2014-06-11 | 2014-06-11 | High-precision temperature changing and constant temperature tank system for seawater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420308920.5U CN203874796U (en) | 2014-06-11 | 2014-06-11 | High-precision temperature changing and constant temperature tank system for seawater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203874796U true CN203874796U (en) | 2014-10-15 |
Family
ID=51675342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420308920.5U Withdrawn - After Issue CN203874796U (en) | 2014-06-11 | 2014-06-11 | High-precision temperature changing and constant temperature tank system for seawater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203874796U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103977850A (en) * | 2014-06-11 | 2014-08-13 | 国家海洋标准计量中心 | High-accuracy constant-temperature tank system with temperature change of seawater |
| CN105165703A (en) * | 2015-09-24 | 2015-12-23 | 中国水产科学研究院渔业机械仪器研究所 | Seawater circulating spraying system for shellfish keeping-alive transport vehicle |
| CN108827639A (en) * | 2018-06-14 | 2018-11-16 | 河南柴油机重工有限责任公司 | Diesel Engine Complete Machine test-bed sea water service system experimental rig |
-
2014
- 2014-06-11 CN CN201420308920.5U patent/CN203874796U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103977850A (en) * | 2014-06-11 | 2014-08-13 | 国家海洋标准计量中心 | High-accuracy constant-temperature tank system with temperature change of seawater |
| CN105165703A (en) * | 2015-09-24 | 2015-12-23 | 中国水产科学研究院渔业机械仪器研究所 | Seawater circulating spraying system for shellfish keeping-alive transport vehicle |
| CN108827639A (en) * | 2018-06-14 | 2018-11-16 | 河南柴油机重工有限责任公司 | Diesel Engine Complete Machine test-bed sea water service system experimental rig |
| CN108827639B (en) * | 2018-06-14 | 2023-12-15 | 河南柴油机重工有限责任公司 | Seawater system test device for whole diesel engine test bench |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141015 Effective date of abandoning: 20150916 |
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| RGAV | Abandon patent right to avoid regrant |