CN205517855U - Thermostatic water bath device - Google Patents
Thermostatic water bath device Download PDFInfo
- Publication number
- CN205517855U CN205517855U CN201620290915.5U CN201620290915U CN205517855U CN 205517855 U CN205517855 U CN 205517855U CN 201620290915 U CN201620290915 U CN 201620290915U CN 205517855 U CN205517855 U CN 205517855U
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- water
- water bath
- temperature
- bath
- electric heater
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Abstract
The utility model relates to an experimental device technical field especially relates to a thermostatic water bath device, including heating the water tank, water pump, water bath, still including the PLC controller that has time and temperature control module, be equipped with electric heater and first temperature controller in the heating the water tank, first temperature controller is connected with electric heater and is used for controlling electric heater work, being equipped with the water bath in the water bath and encircleing the inhalant canal that water bath lateral wall upper portion set up, the last equipartition of inhalant canal has a plurality of inlet opening with water bath tank portion intercommunication, and the outlet pipe intercommunication of inhalant canal and water pump is equipped with the water intaking valve that is used for controlling the inhalant canal break -make on the outlet pipe of water pump, and the inlet tube and heating the water tank intercommunication, the water bath lower part of water pump communicate with external drain pipe, are equipped with the drain valve that is used for controlling water bath drainage break -make on the external drain pipe, electric heater, first temperature controller, water pump, water intaking valve and drain valve are connected with the PLC controller respectively.
Description
Technical field
This utility model relates to experiment equipment technical field, particularly relates to a kind of constant temperature water bath apparatus.
Background technology
Constant temperature water bath apparatus is mainly used in laboratory distilling, is dried, concentrates, and incubation chemical drugs, biological product, can be used for heated at constant temperature and other temperature test, it is the necessary devices such as biology, heredity, virus, Aquatic product, environmental protection, medicine, health, laboratory, analysis room, education and scientific research, it includes water-bath, water bath, water bath etc., and its water level height and temperature height all have large effect to test.Existing constant temperature water bath apparatus is typically to form one by mutually integrated to heating source and constant temperature water bath, although its compact conformation, but in use, during whole water-bath, need people guard specially and frequently add water with anti-dry, there is potential safety hazard, troublesome poeration, waste time and energy, determination efficiency is low, and owing to being directly to heat the water in water bath, therefore, it is difficult to control temperature and keep constant, error is bigger, in addition, it is typically from a position water inlet, it is easy to causing distribution of water temperature uneven, temperature-controlled precision is low.
Summary of the invention
The purpose of this utility model is for the deficiencies in the prior art, it is provided that a kind of reasonable in design, simple in construction, and multiposition is intake, and water temperature is evenly stable, and temperature-controlled precision is high, it is easy to the constant temperature water bath apparatus of controlling water level.
For achieving the above object, this utility model is by the following technical solutions:
nullA kind of constant temperature water bath apparatus，It includes heating water tank、Water pump、Water bath，Also include the PLC that there is the time with temperature control modules，Electric heater and the first temperature controller it is provided with in described heating water tank，First temperature controller and electric heater are connected to control electric heater work，Water bath and the intake tunnel arranged around top, water bath lateral wall it is provided with in described water bath，Several inlet openings of connecting internal with water bath it are evenly equipped with on intake tunnel，Intake tunnel connects with the outlet pipe of water pump，The outlet pipe of water pump is provided with the water intaking valve for controlling intake tunnel break-make，The water inlet pipe of water pump connects with heating water tank，Water bath bottom and external connection row cross current，External connection row water pipe is provided with the drain valve for controlling water bath draining break-make，Described electric heater、First temperature controller、Water pump、Water intaking valve and drain valve are connected with PLC respectively.
Bottom, described water bath lateral wall is provided with and the drainage channel of external connection row cross current, and drainage channel is evenly equipped with several osculums of connecting internal with water bath.This has been designed with multiple water drainage so that draining evenly, reduces as far as possible and affects the water environment of water bath.
It is provided with low water level sensor and high water level sensor, low water level sensor and high water level sensor at corresponding low water level and high water level respectively in described water bath to be connected to PLC respectively control water pump start and stop.This design makes when being in preset low water level in low water level sensor senses water bath, low water level information can be passed to PLC, PLC controls to close drain valve, and open water intaking valve and water pump carries out automatic watering, when being in preset high water level in high water level sensor senses water bath, high water level information can pass to PLC, and PLC controls to close water intaking valve and water pump, thus is automatically stopped and adds water.
The second temperature controller being connected with PLC it is provided with in described water bath.The temperature monitoring in water bath in real time is easy in this design, and this temperature information is passed to PLC to judge whether to the replacing of thermostatted water.
During use, first in PLC, set electric heater, first temperature controller, water pump, the parameters such as the temperature control of water intaking valve and drain valve or movement time, control to close drain valve by PLC, open water intaking valve and water pump adds water, the thermostatted water being heated to the first preset temperature in heating water tank is pumped in intake tunnel by water pump, thermostatted water flow in water bath from several inlet openings, persistently add water after Preset Time, PLC controls to close water intaking valve and water pump, thus complete automatic watering operation, then the experiment container needing experiment is placed in the water bath in water bath, as preferably, described water bath is the casing of sealing able to turn on or off；The second temperature controller in water bath is monitored in water bath water temperature in real time and passes information to PLC, when in water bath, water temperature is less than the second preset temperature, PLC controls opening water discharge valve and carries out draining, and unlatching water intaking valve and water pump add water in water bath simultaneously, until in water bath water temperature reach the second preset temperature or low water level sensor sense water bath in when being in preset low water level, PLC controls to close drain valve, when being in preset high water level in high water level sensor senses water bath, PLC controls to close water intaking valve and water pump again, thus complete to be replaced thermostatted water operation automatically according to thermostatted water variations in temperature in water bath；Period, water temperature in heating water tank monitored in real time by the first temperature controller, when it is less than the first preset temperature, starts electric heater and heats, and when reaching the first preset temperature, closes electric heater and stops heating, so that have thermostatted water in heating water tank all the time.
This utility model uses above technical scheme, traditional heating source is separated with constant temperature water bath the mode being independently arranged, by providing the thermostatted water with uniform temperature to water bath, substantially reduce heating source impact direct-fired on water bath, the potential safety hazards such as water bath dry combustion method can be avoided, simultaneously, utilizing several inlet openings being distributed on the intake tunnel of water bath lateral wall to come for water bath provides thermostatted water, water temperature delamination etc. can be prevented effectively from cause distribution of water temperature uneven and test is impacted, substantially increase temperature-controlled precision, in addition, utilize low water level sensor and high water level sensor that water level in water bath is strictly controlled, effectively reduce the impact on test of the water level height；Intake tunnel and the design of drainage channel, utilize it to be circumferentially positioned at water bath lateral wall and be incubated water bath.This utility model is reasonable in design, simple in construction, and porous is intake, and water temperature is evenly stable, can be automatically performed temperature and water lev el control, and temperature-controlled precision height, and water lev el control is accurate, is conducive to the experimental enviroment keeping constant temperature stable, has and test is affected the advantages such as little.
Accompanying drawing explanation
In conjunction with accompanying drawing, this utility model is further elaborated:
Fig. 1 is this utility model constant temperature water bath apparatus structural representation；
Fig. 2 is water bath structural representation；
Fig. 3 is this utility model circuit connection diagram.
Detailed description of the invention
nullAs shown in one of Fig. 1-3，This utility model includes heating water tank 1、Water pump 2、Water bath 3，Also include the PLC 6 that there is the time with temperature control modules，Electric heater 11 and the first temperature controller 12 it is provided with in described heating water tank 1，First temperature controller 12 and electric heater 11 are connected to control electric heater 11 and work，Water bath 31 and the intake tunnel 32 arranged around top, water bath 31 lateral wall it is provided with in described water bath 3，Several inlet openings 33 of connecting internal with water bath 31 it are evenly equipped with on intake tunnel 32，Intake tunnel 32 connects with the outlet pipe of water pump 2，The outlet pipe of water pump 2 is provided with the water intaking valve 51 for controlling intake tunnel break-make，The water inlet pipe of water pump 2 connects with heating water tank 1，Water bath 31 bottom connects with external connection row water pipe 4，External connection row water pipe 4 is provided with the drain valve 52 for controlling water bath 31 draining break-make，Described electric heater 11、First temperature controller 12、Water pump 2、Water intaking valve 51 and drain valve 52 are connected with PLC 6 respectively.
Bottom, described water bath 31 lateral wall is provided with the drainage channel 36 connected with external connection row water pipe 4, and drainage channel 36 is evenly equipped with several osculums 37 of connecting internal with water bath 31.This has been designed with the draining of multiple osculum 37 so that draining evenly, reduces as far as possible and affects the water environment of water bath 31.
It is provided with low water level sensor 34 and high water level sensor 35, low water level sensor 34 and high water level sensor 35 at corresponding low water level and high water level respectively in described water bath 31 to be connected to PLC 6 respectively control water pump 2 start and stop.This design makes when being in preset low water level in low water level sensor 34 senses water bath 31, low water level information can be passed to PLC 6, PLC 6 controls to close drain valve 52, and open water intaking valve 51 and water pump 2 carries out automatic watering, when being in preset high water level in high water level sensor 35 senses water bath 31, high water level information can pass to PLC 6, and PLC 6 controls to close water intaking valve 51 and water pump 2, thus is automatically stopped and adds water.
The second temperature controller 38 being connected with PLC 6 it is provided with in described water bath 31.This design is easy to monitor the temperature in water bath 31 in real time, and this temperature information is passed to PLC 6 to judge whether to the replacing of thermostatted water.
During use, first in PLC 6, set electric heater 11, first temperature controller 12, water pump 2, the parameters such as the temperature control of water intaking valve 51 and drain valve 52 or movement time, control to close drain valve 52 by PLC 6, open water intaking valve 51 and water pump 2 adds water, the thermostatted water being heated to the first preset temperature in heating water tank 1 is pumped in intake tunnel 32 by water pump 2, thermostatted water flow in water bath 31 from several inlet openings 33, persistently add water after Preset Time, PLC 6 controls to close water intaking valve 51 and water pump 2, thus complete automatic watering operation, then the experiment container needing experiment is placed in the water bath 31 in water bath 3, as preferably, described water bath 3 is the casing of sealing able to turn on or off；The second temperature controller 38 in water bath 31 is monitored in water bath 31 water temperature in real time and passes information to PLC 6, when in water bath 31, water temperature is less than the second preset temperature, PLC 6 controls opening water discharge valve 52 and carries out draining, and unlatching water intaking valve 51 and water pump 2 add water in water bath 31 simultaneously, until in water bath 31 water temperature reach the second preset temperature or low water level sensor 34 sense water bath 31 in when being in preset low water level, PLC 6 controls to close drain valve 52, when being in preset high water level in high water level sensor 35 senses water bath 31, PLC 6 controls to close water intaking valve 51 and water pump 2 again, thus complete to be replaced thermostatted water operation automatically according to thermostatted water variations in temperature in water bath 31；Period, water temperature in heating water tank 1 monitored in real time by the first temperature controller 12, when it is less than the first preset temperature, start electric heater 11 to heat, when reaching the first preset temperature, close electric heater 11 and stop heating, so that have thermostatted water in heating water tank 1 all the time.
This utility model uses above technical scheme, traditional heating source is separated with constant temperature water bath the mode being independently arranged, by providing the thermostatted water with uniform temperature to water bath 31, substantially reduce heating source impact direct-fired on water bath 31, the potential safety hazards such as water bath 31 dry combustion method can be avoided, simultaneously, several inlet openings 33 being distributed on water bath 31 lateral wall intake tunnel 32 are utilized to provide thermostatted water for water bath 31, water temperature delamination etc. can be prevented effectively from cause distribution of water temperature uneven and test is impacted, substantially increase temperature-controlled precision, in addition, utilize low water level sensor 34 and high water level sensor 35 that water level in water bath 31 is strictly controlled, effectively reduce the impact on test of the water level height；Intake tunnel 32 and the design of drainage channel 36, utilize it to be circumferentially positioned at water bath 31 lateral wall and be incubated water bath 31.This utility model is reasonable in design, simple in construction, and porous is intake, and water temperature is evenly stable, can be automatically performed temperature and water lev el control, and temperature-controlled precision height, and water lev el control is accurate, is conducive to the experimental enviroment keeping constant temperature stable, has and test is affected the advantages such as little.
Above description should not have any restriction to protection domain of the present utility model.
Claims (4)
- null1. a constant temperature water bath apparatus，Including heating water tank、Water pump、Water bath，It is characterized in that: it also includes the PLC having the time with temperature control modules，Electric heater and the first temperature controller it is provided with in described heating water tank，First temperature controller and electric heater are connected to control electric heater work，Water bath and the intake tunnel arranged around top, water bath lateral wall it is provided with in described water bath，Several inlet openings of connecting internal with water bath it are evenly equipped with on intake tunnel，Intake tunnel connects with the outlet pipe of water pump，The outlet pipe of water pump is provided with the water intaking valve for controlling intake tunnel break-make，The water inlet pipe of water pump connects with heating water tank，Water bath bottom and external connection row cross current，External connection row water pipe is provided with the drain valve for controlling water bath draining break-make，Described electric heater、First temperature controller、Water pump、Water intaking valve and drain valve are connected with PLC respectively.
- A kind of constant temperature water bath apparatus the most according to claim 1, it is characterised in that: bottom, described water bath lateral wall is provided with and the drainage channel of external connection row cross current, and drainage channel is evenly equipped with several osculums of connecting internal with water bath.
- A kind of constant temperature water bath apparatus the most according to claim 1, it is characterized in that: be provided with low water level sensor and high water level sensor, low water level sensor and high water level sensor at corresponding low water level and high water level respectively in described water bath and be connected to PLC respectively control water pump start and stop.
- A kind of constant temperature water bath apparatus the most according to claim 1, it is characterised in that: it is provided with the second temperature controller being connected with PLC in described water bath.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620290915.5U CN205517855U (en) | 2016-04-08 | 2016-04-08 | Thermostatic water bath device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620290915.5U CN205517855U (en) | 2016-04-08 | 2016-04-08 | Thermostatic water bath device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205517855U true CN205517855U (en) | 2016-08-31 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620290915.5U Expired - Fee Related CN205517855U (en) | 2016-04-08 | 2016-04-08 | Thermostatic water bath device |
Country Status (1)
| Country | Link |
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| CN (1) | CN205517855U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114544416A (en) * | 2022-02-25 | 2022-05-27 | 中煤科工集团沈阳研究院有限公司 | Automatic coal natural water absorption rate measurement experimental device and method |
-
2016
- 2016-04-08 CN CN201620290915.5U patent/CN205517855U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114544416A (en) * | 2022-02-25 | 2022-05-27 | 中煤科工集团沈阳研究院有限公司 | Automatic coal natural water absorption rate measurement experimental device and method |
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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: 20160831 Termination date: 20180408 |