CN206601206U - The water route connection system of vacuum colorimeter - Google Patents
The water route connection system of vacuum colorimeter Download PDFInfo
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- CN206601206U CN206601206U CN201720358128.4U CN201720358128U CN206601206U CN 206601206 U CN206601206 U CN 206601206U CN 201720358128 U CN201720358128 U CN 201720358128U CN 206601206 U CN206601206 U CN 206601206U
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- water
- vacuum
- constant temperature
- inner cylinder
- temperature unit
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Abstract
Include the utility model discloses a kind of water route of vacuum colorimeter connection system：Water intaking valve, the arrival end of water intaking valve is connected with constant temperature unit feed water inlet, port of export connection water inlet pipe and water outlet pipe, and upper edge of the water inlet pipe and water outlet pipe along vacuum inner cylinder introduces the bottom of vacuum inner cylinder；Drain pump, the arrival end of drain pump is connected with water inlet pipe and water outlet pipe, and the port of export is connected with constant temperature unit water return outlet；Water circulating pump, the arrival end of water circulating pump connects with heater, refrigerating plant series winding, the arrival end of heater or refrigerating plant is connected with the delivery port of water tank, constant temperature unit water return outlet is connected with the water inlet of water tank, one end of the outlet of water circulating pump is connected in water tank, and the other end is used as constant temperature unit feed water inlet.By the technical solution of the utility model, the influence to vacuum inner cylinder heat-insulating property is reduced, calorimeter water route is greatly simplified, reduces cost, the efficiency of installation and maintenance that system is connected to calorimeter water route is improved.
Description
Technical field
The utility model is related to heat meter technical field, more particularly to a kind of water route of vacuum colorimeter connects system.
Background technology
In correlation technique, calorimeter is mainly used in determining solid, the calorific value of liquid fuel.As shown in figure 1, oxygen bomb therein
The measuring principle of calorimeter is：A certain amount of combustion heat standard substance benzoic acid burns in the oxygen bomb 102 of calorimeter, releasing
Heat makes whole Calorimetry system (including vacuum inner cylinder 14, the water in vacuum inner cylinder 14 or other media, oxygen bomb 102, stirring motor
103 drive magnetic stir bar 104, water level probe 105 for rotating etc.) final states temperature is raised to by initial state temperature, then will be a certain amount of
Measured matter according still further to above-mentioned the same terms carry out burning measure.Because the calorimeter used is identical, and calorimetric system temperature
Degree change is another to be caused, thus can obtain the calorific value of measured matter.In order to improve the efficiency and the degree of accuracy that determine heat, automation
Ground determines the calorific value of comburant, first has to realize in the automation on water route, automatic water temperature regulation, automatic ration vacuum inner cylinder 14
Water, automatic Inlet and outlet water, and the realization of these functions is intended to ensure that Calorimetry system is tried one's best and do not produce heat with external environment and hand over
Change.Current auto-calorimeter is in the majority with isotherm formula calorimeter, accounts for the 99% of market, and realizing for its water route is various, knot
Structure is complicated, cumbersome, and fault rate is high.By taking the calorimeter SDC608 of certain manufacturer production as an example, its internal water pump has 6, magnetic valve
There are 9, causing water route to connect, system is intricate, and electric component is more, install and maintenance process is inconvenient, cost is higher.
Utility model content
A kind of weak point present in regarding to the issue above, the water route that the utility model provides vacuum colorimeter is connected
System, on the basis of the existing complete structure of vacuum inner cylinder is retained, the Inlet and outlet water of vacuum inner cylinder is passed in and out by same pipeline, maximum limit
That spends reduces the influence to vacuum inner cylinder heat-insulating property, using only the valve of two pump one, greatly simplifies calorimeter water route, reduces
Cost, improves the efficiency of installation and maintenance that system is connected to calorimeter water route.
To achieve the above object, the utility model includes there is provided a kind of water route connection system of vacuum colorimeter：Water inlet
Valve, the arrival end of water intaking valve is connected with constant temperature unit feed water inlet, the port of export connection water inlet pipe and water outlet pipe of water intaking valve, water inlet pipe and water outlet pipe edge
The upper edge of vacuum inner cylinder introduces the bottom of vacuum inner cylinder；Drain pump, the arrival end of drain pump passes through three-way connection and Inlet and outlet water
Pipe is connected, and the port of export of drain pump is connected with constant temperature unit water return outlet；Water circulating pump, the arrival end of water circulating pump and heating
Device, refrigerating plant series winding connect, and the arrival end of heater or refrigerating plant is connected with the delivery port of the water tank of constant temperature unit, permanent
Warm unit water return outlet is connected with the water inlet of the water tank of constant temperature unit, the port of export of water circulating pump and the first port of three-way connection
Connection, the second port of three-way connection is connected in water tank, and the 3rd port is used as constant temperature unit feed water inlet.
In the technical scheme, the water inlet pipe and water outlet pipe of vacuum inner cylinder is entered with water intaking valve and drain pump respectively by three-way connection
Row connection, reduces Calorimetry system and extraneous heat exchange in vacuum cup, reduces the inlet and outlet piping of multiple branch circuit to vacuum inner cylinder
Heat-insulating property influence, the port of export of drain pump is connected with constant temperature unit water return outlet, the port of export of water circulating pump and threeway
Joint is connected, and one end of three-way connection is connected as constant temperature unit feed water inlet with the arrival end of water intaking valve, realizes in vacuum
Periodical feeding between cylinder and constant temperature unit, while ensure that the temperature of the test water in vacuum inner cylinder is constant.Water circulating pump
Connect with refrigerating plant, heater and the water tank series winding of constant temperature unit, refrigerating plant cooling and/or heating devices heat will be passed through
The water in water tank afterwards re-enters water tank, realizes being precisely controlled to the water temperature in water tank, and temperature is met the requirements
Water by three-way connection input water intaking valve arrival end, realize the constant temperature water supply to vacuum inner cylinder.
In the above-mentioned technical solutions, it is preferable that hole that the upper edge of water inlet pipe and water outlet pipe and vacuum inner cylinder is equipped with or groove it
Between filling heat insulator or insulation material.
In the technical scheme, in the case where not destroying vacuum layer, in vacuo the upper edge of cylinder be equipped with hole or
Groove, water inlet pipe and water outlet pipe introduces the bottom of vacuum inner cylinder by hole or groove, reduces vacuum inner cylinder and extraneous heat exchange, further
Filling heat insulator or insulation material in ground, the gap between water inlet pipe and water outlet pipe and hole or groove, improve the sealing of vacuum inner cylinder
Property, reduce the affected possibility of heat-insulating property of vacuum inner cylinder.
In the above-mentioned technical solutions, it is preferable that the water route connection system of above-mentioned vacuum colorimeter also includes filter, mistake
The arrival end of filter device is connected with constant temperature unit feed water inlet, and the port of export of filter is connected with the arrival end of water intaking valve.
In the technical scheme, be connected filter before the water intaking valve to vacuum inner cylinder water delivery, improves the clean of water
Net degree, so that the calorie value error determined caused by the specific heat capacity for reducing the water containing impurity is different, improves the essence determined
Exactness.
In the above-mentioned technical solutions, it is preferable that drain pump include but is not limited to diaphragm pump, dynamical type pump, positive displacement pump,
Centrifugal pump.
In the above-mentioned technical solutions, it is preferable that water intaking valve includes but is not limited to magnetic valve, motor-driven valve.
Compared with prior art, the beneficial effects of the utility model are：By by the Inlet and outlet water of vacuum inner cylinder by same pipe
Road is passed in and out, and the influence to vacuum inner cylinder heat-insulating property is reduced to greatest extent, using only the valve of two pump one, heat is greatly simplified
Gauge water route, reduces cost, improves the efficiency of installation and maintenance that system is connected to calorimeter water route, reduces in vacuum
The affected possibility of heat-insulating property of cylinder.
Brief description of the drawings
Fig. 1 connects the structural representation of system for the water route of vacuum colorimeter disclosed in a kind of embodiment of the utility model；
Fig. 2 connects the knot of the constant temperature unit of system for the water route of vacuum colorimeter disclosed in a kind of embodiment of the utility model
Structure schematic diagram；
In figure, the corresponding relation between each component and reference is：
11. water intaking valve, 12. water inlet pipe and water outlet pipes, 13. drain pumps, 14. vacuum inner cylinders, 15. protection outer barrels, 16. bungs, 17. mistakes
Filter device, 101. oxygenation heads, 102. oxygen bombs, 103. stirring motors, 104. magnetic stir bars, 105. water level probes, 21. recirculated waters
Pump, 22. heaters, 23. refrigerating plants, 24. water tanks, 25. constant temperature unit water return outlets, 26. constant temperature unit feed water inlets.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Accompanying drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that retouched
The embodiment stated is a part of embodiment of the present utility model, rather than whole embodiments.Based on the reality in the utility model
Apply example, the every other embodiment that those of ordinary skill in the art are obtained on the premise of creative work is not made, all
Belong to the scope of the utility model protection.
The utility model is described in further detail below in conjunction with the accompanying drawings：
As depicted in figs. 1 and 2, the water route connection system of the vacuum colorimeter provided according to the utility model, including：Water inlet
Valve 11, the arrival end of water intaking valve 11 is connected with constant temperature unit feed water inlet 26, the port of export connection water inlet pipe and water outlet pipe 12 of water intaking valve 11,
Upper edge of the water inlet pipe and water outlet pipe 12 along vacuum inner cylinder 14 introduces the bottom of vacuum inner cylinder 14；Drain pump 13, the arrival end of drain pump 13
It is connected by three-way connection with water inlet pipe and water outlet pipe 12, the port of export of drain pump 13 is connected with constant temperature unit water return outlet 25；Circulation
Water pump 21, arrival end and heater 22, the series winding of refrigerating plant 23 of water circulating pump 21 connect, heater 22 or refrigerating plant 23
Arrival end be connected with the delivery port of the water tank 24 of constant temperature unit, constant temperature unit water return outlet 25 enters with the water tank 24 of constant temperature unit
The mouth of a river is connected, and the port of export of water circulating pump 21 and the first port of three-way connection are connected, and the second port of three-way connection is connected to
In water tank 24, the 3rd port is used as constant temperature unit feed water inlet 26.
In this embodiment, by three-way connection by the water inlet pipe and water outlet pipe 12 of vacuum inner cylinder 14 respectively with water intaking valve 11 and discharging water
Pump 13 is attached, and is reduced Calorimetry system and extraneous heat exchange in vacuum cup, is reduced the inlet and outlet piping of multiple branch circuit to true
The influence of the heat-insulating property of empty inner cylinder 14, the port of export of drain pump 13 is connected with constant temperature unit water return outlet 25, water circulating pump 21
The port of export be connected with three-way connection, one end of three-way connection is used as constant temperature unit feed water inlet 26 and the arrival end of water intaking valve 11
It is connected, realizes the periodical feeding between vacuum inner cylinder 14 and constant temperature unit, while ensure that the experiment in vacuum inner cylinder 14 is used
The temperature of water is constant.Refrigerating plant 23, heater 22 and water tank 24 series winding of water circulating pump 21 and constant temperature unit connect, and will pass through
Refrigerating plant 23 cool and/or heater 22 heat after water tank 24 in water re-enter water tank 24, realize to water tank
Water temperature in 24 is precisely controlled, and the satisfactory water of temperature inputted to the arrival end of water intaking valve 11 by three-way connection,
Realize the constant temperature water supply to vacuum inner cylinder 14.
Wherein, when the experiment for determining heat starts, water intaking valve 11 is opened, the water that constant temperature unit is provided passes through water intaking valve 11
Into in the water inlet pipe and water outlet pipe 12 in vacuum inner cylinder 14, this water inlet pipe and water outlet pipe 12 extends to the bottom of vacuum inner cylinder 14, then now true
Water in empty inner cylinder 14 slowly increases from bottom, quantitatively locates until reaching water level probe 105.By the height of water level probe 105,
The water come in accurate quantification vacuum inner cylinder 14.After the water inlet of vacuum inner cylinder 14 is finished, water intaking valve 11 is closed.After experiment terminates, lead to
Cross opening drain pump 13 (membrane pump or other can extract the water pump of air) and extract the water of vacuum inner cylinder 14 and be back to constant temperature unit
Water tank 24, realize the discharge of the reclaimed water of vacuum inner cylinder 14.Due to quantifying the water in vacuum inner cylinder 14 using water level probe, every time
The water of experiment is determined that inner cylinder residual water is identical after experiment every time, therefore by the height of water level measured of water level probe 105,
After experiment terminates, the water discharge in vacuum inner cylinder 14 is not clean, does not result in experiment next time water inaccurate.
In order to further improve the accuracy of measurement, also in vacuo the lower section of cylinder 14 sets stirring motor 103, drives magnetic
Power stirrer 104 is rotated, and magnetic stir bar 104 includes two stirrers, by the magneticaction between magnetic force, in vacuo cylinder
When magnetic stir bar outside 104 is rotated, the magnetic stir bar in vacuum inner cylinder 14 also rotates, and realizes in vacuum inner cylinder 14
Water stirring, make the heat exchange of water body evenly, the accuracy of measurement water temperature improved, while avoiding the vacuum to vacuum inner cylinder 14
Structure produces destruction to influence the heat-insulating property of vacuum inner cylinder 14.
In addition, vacuum inner cylinder 14 is sheathed in protection outer barrel 15, reduce vacuum inner cylinder 14 is caused to survey by external influence
The inaccurate possibility of amount, the top of vacuum inner cylinder 14 is closed by bung 16, and bung 16 uses vacuum interlayer or well insulated material
Material is made.Rubber packing material is used between bung 16 and protection outer barrel 15, vacuum inner cylinder 14, it is ensured that the calorimetric of vacuum inner cylinder 14
The heat insulating ability of system, isolation Calorimetry system and extraneous heat exchange.
Constant temperature unit is the device that steady temperature experimental water is provided for instrument.When experiment starts every time, pass through constant temperature list
Member is adjusted the water for needing to be used to test to default temperature by refrigerating plant or heater.After experiment terminates, vacuum
The hot water (temperature is correspondingly improved before comparing experiment) that inner cylinder 14 is returned, refrigeration arrives preset temperature, is the experimental water of next time
Prepare.The driving thermostatted water of water circulating pump 21 is transported to constant temperature unit feed water inlet 26 by three-way connection, and then passes through water intaking valve
11 reach vacuum inner cylinder 14.
In the above embodiment, it is preferable that hole that the upper edge of water inlet pipe and water outlet pipe 12 and vacuum inner cylinder 14 is equipped with or groove
Between filling heat insulator or insulation material.
In this embodiment, in the case where not destroying vacuum layer, in vacuo the upper edge of cylinder 14 be equipped with hole or
Groove, water inlet pipe and water outlet pipe 12 introduces the bottom of vacuum inner cylinder 14 by hole or groove, reduces vacuum inner cylinder 14 and extraneous heat exchange, enters
One step, filling heat insulator or insulation material in the gap between water inlet pipe and water outlet pipe 12 and hole or groove improve vacuum inner cylinder
14 sealing, reduces the affected possibility of heat-insulating property of vacuum inner cylinder 14.
In the above embodiment, it is preferable that the water route connection system of above-mentioned vacuum colorimeter also includes filter 17, mistake
The arrival end of filter device 17 is connected with constant temperature unit feed water inlet 26, the port of export of filter 17 and the arrival end phase of water intaking valve 11
Even.
In this embodiment, the mating connection filter 17 before the water intaking valve 11 to the water delivery of vacuum inner cylinder 14, improves water
Clean level so that the calorie value error determined caused by the specific heat capacity for reducing the water containing impurity is different, improves and determines
Accuracy.
In the above embodiment, it is preferable that drain pump 13 include but is not limited to diaphragm pump, dynamical type pump, positive displacement pump,
Centrifugal pump.
In the above embodiment, it is preferable that water intaking valve 11 includes but is not limited to magnetic valve, motor-driven valve.
It is embodiment of the present utility model above, it is contemplated that the water route of calorimeter connects system Inlet and outlet water in the prior art
Pipeline is more, many caused vacuum inner cylinder heat-insulating properties of electric component are bad and install and the low technical problem of overhaul efficiency, this reality
System is connected with a kind of new water route for proposing vacuum colorimeter, on the basis of the existing complete structure of vacuum inner cylinder is retained,
The Inlet and outlet water of vacuum inner cylinder is passed in and out by same pipeline, and the influence to vacuum inner cylinder heat-insulating property is reduced to greatest extent, is only made
With the valve of two pump one, calorimeter water route is greatly simplified, cost is reduced, improve the installation that system is connected to calorimeter water route
With the efficiency of maintenance.
Preferred embodiment of the present utility model is these are only, the utility model is not limited to, for this area
Technical staff for, the utility model can have various modifications and variations.It is all it is of the present utility model spirit and principle within,
Any modification, equivalent substitution and improvements made etc., should be included within protection domain of the present utility model.
Claims (5)
1. a kind of water route connection system of vacuum colorimeter, it is characterised in that including：
Water intaking valve, the arrival end of the water intaking valve is connected with constant temperature unit feed water inlet, the port of export of the water intaking valve connect into
Outlet pipe, upper edge of the water inlet pipe and water outlet pipe along vacuum inner cylinder introduces the bottom of the vacuum inner cylinder；
Drain pump, the arrival end of the drain pump is connected by three-way connection with the water inlet pipe and water outlet pipe, and the drain pump goes out
Mouth end is connected with constant temperature unit water return outlet；
Water circulating pump, arrival end and heater, the refrigerating plant series winding of the water circulating pump connect, heater or refrigerating plant
Arrival end be connected with the delivery port of the water tank of the constant temperature unit, the water of the constant temperature unit water return outlet and the constant temperature unit
The water inlet of case is connected, and the port of export of the water circulating pump and the first port of three-way connection are connected, and the of the three-way connection
Two-port netwerk is connected in the water tank, and the 3rd port is used as the constant temperature unit feed water inlet.
2. the water route connection system of vacuum colorimeter according to claim 1, it is characterised in that the water inlet pipe and water outlet pipe and institute
State filling heat insulator or insulation material between the hole or groove that the upper edge of vacuum inner cylinder is equipped with.
3. the water route connection system of vacuum colorimeter according to claim 1, it is characterised in that also include：
Filter, the arrival end of the filter is connected with the constant temperature unit feed water inlet, the outlet of the filter
End is connected with the arrival end of the water intaking valve.
4. vacuum colorimeter according to claim 1 water route connection system, it is characterised in that the drain pump include but
It is not limited to diaphragm pump, dynamical type pump, positive displacement pump, centrifugal pump.
5. vacuum colorimeter according to claim 1 water route connection system, it is characterised in that the water intaking valve include but
It is not limited to magnetic valve, motor-driven valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720358128.4U CN206601206U (en) | 2017-04-07 | 2017-04-07 | The water route connection system of vacuum colorimeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720358128.4U CN206601206U (en) | 2017-04-07 | 2017-04-07 | The water route connection system of vacuum colorimeter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206601206U true CN206601206U (en) | 2017-10-31 |
Family
ID=60146184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720358128.4U Expired - Fee Related CN206601206U (en) | 2017-04-07 | 2017-04-07 | The water route connection system of vacuum colorimeter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206601206U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106840466A (en) * | 2017-04-07 | 2017-06-13 | 北京迪奈创新科技有限公司 | The water route connection system of vacuum colorimeter |
-
2017
- 2017-04-07 CN CN201720358128.4U patent/CN206601206U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106840466A (en) * | 2017-04-07 | 2017-06-13 | 北京迪奈创新科技有限公司 | The water route connection system of vacuum colorimeter |
| CN106840466B (en) * | 2017-04-07 | 2023-10-31 | 北京迪奈创新科技有限公司 | Waterway connection system of vacuum calorimeter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20171031 Termination date: 20210407 |