CN206290476U - A kind of dynamic sealing attemperator for liquid carbon dioxide pump - Google Patents
A kind of dynamic sealing attemperator for liquid carbon dioxide pump Download PDFInfo
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- CN206290476U CN206290476U CN201621274189.4U CN201621274189U CN206290476U CN 206290476 U CN206290476 U CN 206290476U CN 201621274189 U CN201621274189 U CN 201621274189U CN 206290476 U CN206290476 U CN 206290476U
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- dynamic sealing
- pump
- case
- carbon dioxide
- heater
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Abstract
The utility model discloses a kind of dynamic sealing attemperator for liquid carbon dioxide pump, including pump case and the dynamic sealing being arranged in pump case, movable sealing sleeve is located on pump shaft, dynamic sealing case is provided between dynamic sealing and pump case, heater is additionally provided between dynamic sealing and dynamic sealing case, the heating plate that heater includes the support of mouse cage shape and is fixedly installed on support, support is set along the direction parallel with pump shaft, heating plate has multiple, set gradually along the circumference of support, temperature sensor is additionally provided with dynamic sealing case, the output end of temperature sensor is connected with central processing unit, the output end of central processing unit is connected with heater.The utility model enables to the temperature of canned pump to keep constant, it is ensured that the normal work of liquid carbon dioxide pump, and noise is small, and energy consumption is low, safe and reliable.
Description
Technical field
The utility model is related to a kind of liquid carbon dioxide pump, more particularly to a kind of for the dynamic close of liquid carbon dioxide pump
Envelope attemperator.
Background technology
In existing expanding tobacco pipe tobacco technique, expansion process is carried out to pipe tobacco extensively using liquid carbon dioxide, expanded
The tar content reduction of pipe tobacco afterwards, burning-point excellent effect.Liquid carbon dioxide pump mainly includes pump case 1 and is arranged in pump case
Dynamic sealing 4, dynamic sealing 4 be used for seal liquid carbon dioxide, the dynamic sealing 4 used by existing liquid carbon dioxide pump is used
Graphite material is made, and the operating temperature of dynamic sealing 4 is required when in use between -2 DEG C to -4 DEG C, to prevent liquid carbon dioxide
Gasification, it is therefore desirable to be incubated to dynamic sealing, makes its temperature keep constant.It is provided between existing dynamic sealing 4 and pump case 1
It is provided with through hole, through hole as compression is empty along the direction vertical with pump shaft 3 on dynamic sealing case 2, dynamic sealing case 2 and pump case 1
Air pipe 5, for being passed through compressed air 6, compressed air 6 enters in dynamic sealing case 2 from both sides compressed airs path 5, passes through
Compressed air 6 is incubated to dynamic sealing 4, and the heating arrangement of dynamic sealing is as shown in figure 1, this kind of guarantor in existing carbon dioxide pump
Warm mode occurs the unstable phenomenon of temperature, if temperature change is excessive in a short time for dynamic sealing, dynamic sealing can be caused to rupture；This
Outward, when being incubated using compressed air, compressed air is needed in normal open state so that working site noise is very big, stops in production
When only, in order to ensure heat insulation effect, it is necessary to individually open compressor to provide compressed air, energy consumption is larger, and compressed air is stopped
When only supplying, dynamic sealing can be caused to damage, reduce the service life of liquid carbon dioxide pump.
Utility model content
The purpose of this utility model is to provide a kind of dynamic sealing attemperator for liquid carbon dioxide pump, can be made
The temperature for obtaining canned pump keeps constant, it is ensured that the normal work of liquid carbon dioxide pump, and noise is small, and energy consumption is low, safe and reliable.
To achieve the above object, the utility model is adopted the following technical scheme that：
A kind of dynamic sealing attemperator for liquid carbon dioxide pump, including pump case and be arranged on dynamic close in pump case
Envelope, movable sealing sleeve is located on pump shaft, and dynamic sealing case, the dynamic sealing and dynamic sealing case are provided between dynamic sealing and pump case
Between be additionally provided with heater, the heating plate that the heater includes the support of mouse cage shape and is fixedly installed on support is described
Support is set along the direction parallel with pump shaft, and the heating plate has multiple, set gradually along the circumference of support, the dynamic sealing cover
Temperature sensor is additionally provided with shell, the output end of temperature sensor is connected with central processing unit, the output end of central processing unit
It is connected with heater.
The heating plate uses silicon rubber heating plate.
The direction vertical with pump shaft is provided with through hole on the dynamic sealing case and pump case, temperature sensor is arranged on one
In side through hole, and the probe of temperature sensor is arranged in dynamic sealing case, the output end and central processing unit of temperature sensor
It is connected, the output end of central processing unit is connected through another side through hole with heater.
Also through another side through hole extracting power supply cord, the converted switch of power line connects power supply, the conversion to the heater
Switch is also connected with central processing unit.
It is between two side through hole and dynamic sealing case and is tightly connected.
The utility model is heated and is incubated to dynamic sealing by setting heater outside dynamic sealing, so that the temperature of dynamic sealing
Degree keeps stabilization；Temperature sensor is provided with dynamic sealing case, through the temperature in temperature sensor Real-time Collection dynamic sealing case
Degree, and the work of heater is controlled by controller, the temperature in dynamic sealing case is kept stabilization, it is ensured that dynamic sealing and dioxy
Change the normal work of carbon pump, improve the service life of dynamic sealing；Using silicon rubber heating plate as thermal source, silicon rubber adds heater
Hot plate heating is fast, and temperature is uniform, and the thermal efficiency is high, and non-aging, ensure that the temperature in dynamic sealing case is uniform, and can
In the temperature reduction of dynamic sealing, rapid heating makes dynamic sealing temperature keep constant, it is to avoid dynamic sealing is because temperature change is excessive
Fracture, it is ensured that the normal work of dynamic sealing；Additionally, the utility model ensures that heating and insulation effect merely with heater
Rate, energy consumption is small, noiseless, can greatly improve the operating efficiency of liquid carbon dioxide pump, improves the service life of dynamic sealing,
It is safe and reliable.
Brief description of the drawings
Fig. 1 is the heating arrangement figure of dynamic sealing in existing liquid carbon dioxide pump；
Fig. 2 is structural representation of the present utility model；
Fig. 3 is the structural representation of heater described in the utility model.
Specific embodiment
As shown in Figures 2 and 3, the utility model includes pump case 1 and the dynamic sealing 4 that is arranged in pump case 1, dynamic sealing 4 with
Dynamic sealing case 2 is provided between pump case 1, heater 5 is additionally provided between dynamic sealing 4 and dynamic sealing case 2, heater 5 is used
Heated in dynamic sealing 4, while for being incubated to dynamic sealing 4, heater 5 includes that the support 5-1 of mouse cage shape and fixation set
The heating plate 5-2 on support is put, support 5-1 is set along the direction parallel with pump shaft 3, and heating plate 5-2 has multiple, along support 5-
1 circumference sets gradually, and in the present embodiment, heating plate 5-2 uses thickness for 1.5-2 millimeters of silicon rubber heating plate, silicon rubber
The heating of glue heating plate is fast, and temperature is uniform, and the thermal efficiency is high and non-aging, dynamic sealing 4 can be heated, and make the temperature of dynamic sealing 4
Degree keeps constant.
The direction vertical with pump shaft 3 is provided with through hole on dynamic sealing case 5 and pump case 1, is provided with the through hole of side
Temperature sensor 6, and the probe of temperature sensor 6 is arranged in dynamic sealing case 2, the output end of temperature sensor 6 is connected with
Controller 8, the output end of controller 8 is connected through the through hole of opposite side with heater 5, and controller 8 is used to control the work of heater 5
Make.Operationally, heater 5 is first turned on for dynamic sealing 4 is heated, while the temperature in the collection dynamic sealing of temperature sensor 6 case 2
Degree, and controller 8 is delivered to, when the temperature in dynamic sealing case 2 is higher than setting value, the control heater 5 of controller 8 disconnects,
Stop heating, simultaneously because heater 5 has heat insulation work, heater 5 is incubated to dynamic sealing 4, so that the temperature of dynamic sealing 4
Degree keeps stabilization；When the temperature in temperature sensor 6 collects dynamic sealing case 2 is less than setting value, the control heating of controller 8
Device 5 is opened, and is begun to warm up, in the process by controller 8 for heater 5 provides power supply.
Also through another side through hole extracting power supply cord, the converted switch 7 of power line connects power supply 9, change-over switch 7 to heater 5
Also it is connected with controller 8, change-over switch 7 is used for the conversion of power supply.
When liquid carbon dioxide pump is stopped or has a power failure, the automatic conversion of change-over switch 7 is to be powered by power supply 9, it is ensured that
The normal work of heater 5, so that the temperature of dynamic sealing 4 keeps constant, improves the life-span of dynamic sealing 4.
Additionally, be between two side through hole and dynamic sealing case 2 be tightly connected, to ensure the airtight of liquid carbon dioxide
Property.
The utility model enables to the temperature of canned pump to keep constant, it is ensured that the normal work of liquid carbon dioxide pump,
And noise is small, energy consumption is low, safe and reliable.
Claims (5)
1. a kind of dynamic sealing attemperator for liquid carbon dioxide pump, including pump case and the dynamic sealing being arranged in pump case,
Movable sealing sleeve is located on pump shaft, and dynamic sealing case is provided between dynamic sealing and pump case, it is characterised in that：The dynamic sealing with it is dynamic
Heater, the heating that the heater includes the support of mouse cage shape and is fixedly installed on support are additionally provided between seal casing
Plate, the support is set along the direction parallel with pump shaft, and the heating plate has multiple, set gradually along the circumference of support, described
Temperature sensor is additionally provided with dynamic sealing case, the output end of temperature sensor is connected with central processing unit, central processing unit
Output end be connected with heater.
2. a kind of dynamic sealing attemperator for liquid carbon dioxide pump as claimed in claim 1, it is characterised in that：It is described
Heating plate uses silicon rubber heating plate.
3. a kind of dynamic sealing attemperator for liquid carbon dioxide pump as claimed in claim 2, it is characterised in that：It is described
The direction vertical with pump shaft is provided with through hole on dynamic sealing case and pump case, temperature sensor is arranged in a side through hole, and
The probe of temperature sensor is arranged in dynamic sealing case, and the output end of temperature sensor is connected with central processing unit, centre
The output end for managing device is connected through another side through hole with heater.
4. a kind of dynamic sealing attemperator for liquid carbon dioxide pump as claimed in claim 3, it is characterised in that：It is described
Heater also through another side through hole extracting power supply cord, power line it is converted switch connection power supply, the change-over switch also with center
Processor is connected.
5. a kind of dynamic sealing attemperator for liquid carbon dioxide pump as claimed in claim 4, it is characterised in that：Both sides
It is between the through hole and dynamic sealing case and is tightly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621274189.4U CN206290476U (en) | 2016-11-25 | 2016-11-25 | A kind of dynamic sealing attemperator for liquid carbon dioxide pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621274189.4U CN206290476U (en) | 2016-11-25 | 2016-11-25 | A kind of dynamic sealing attemperator for liquid carbon dioxide pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206290476U true CN206290476U (en) | 2017-06-30 |
Family
ID=59100548
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621274189.4U Active CN206290476U (en) | 2016-11-25 | 2016-11-25 | A kind of dynamic sealing attemperator for liquid carbon dioxide pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206290476U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108465262A (en) * | 2018-03-02 | 2018-08-31 | 广州协义自动化科技有限公司 | A kind of electrically heated defrosting cold-trap |
-
2016
- 2016-11-25 CN CN201621274189.4U patent/CN206290476U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108465262A (en) * | 2018-03-02 | 2018-08-31 | 广州协义自动化科技有限公司 | A kind of electrically heated defrosting cold-trap |
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