CN209673453U - Sampling opium pipe and constant temperature heat tracing sampler applied to constant temperature heat tracing sampler - Google Patents
Sampling opium pipe and constant temperature heat tracing sampler applied to constant temperature heat tracing sampler Download PDFInfo
- Publication number
- CN209673453U CN209673453U CN201920294500.9U CN201920294500U CN209673453U CN 209673453 U CN209673453 U CN 209673453U CN 201920294500 U CN201920294500 U CN 201920294500U CN 209673453 U CN209673453 U CN 209673453U
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- China
- Prior art keywords
- constant temperature
- heat tracing
- temperature heat
- sampling
- opium pipe
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Abstract
The utility model discloses a kind of sampling opium pipe applied to constant temperature heat tracing sampler and constant temperature heat tracing samplers.Temperature control modules are provided on the sampling opium pipe, the operating temperature of constant temperature heat tracing probe tube in constant temperature heat tracing sampler can be adjusted, and temperature is kept constant in sampling process, guarantee the phenomenon that collected gas is not in condensation in constant temperature heat tracing probe tube, ensure that the correctness of the detection data of gas；In addition, the constant temperature heat tracing sampler can be independently operated, without cooperating other equipment to can be sampled, the portability of constant temperature heat tracing sampler is improved, the constant temperature heat tracing sampler is enable to apply in more occasions.
Description
Technical field
The utility model relates to gas sampling device, in particular to a kind of applied to constant temperature heat tracing sampler
Sample opium pipe and constant temperature heat tracing sampler.
Background technique
Environmental protection becomes a theme of today's society, and China requires all enterprises largely polluted that generate that will pacify
Environmental monitoring system is filled, this just includes portable sampling equipment.In portable sampling equipment, probe tube is one very heavy
The component wanted.
Gas is sampled by portable sampling equipment, in actual operation, collected gas is in probe tube
The phenomenon that often will appear condensation, to influence the correctness of detection data, it is therefore desirable to be controlled to the temperature of probe tube
System；In existing portable sampling equipment, temperature control modules are generally located on host, and user needs the temperature by host
Control module controls the temperature of probe tube, uses very inconvenient；In addition, while purchasing portable sampling equipment
Also need to purchase host corresponding with portable sampling equipment, expensive and maintenance cost is high.
Utility model content
A kind of in order to overcome the deficiencies of the prior art, the utility model provides taking applied to constant temperature heat tracing sampler
Sample opium pipe and constant temperature heat tracing sampler are provided with temperature control modules on the sampling opium pipe, can sample and fill to constant temperature heat tracing
The operating temperature of constant temperature heat tracing probe tube in setting is adjusted, and guarantees that collected gas is not in that condensation is existing in sampling process
As；In addition, the constant temperature heat tracing sampler can be independently operated, without cooperating other equipment to can be sampled, portability is high
And versatility is good.
Correspondingly, the utility model embodiment provides a kind of sampling opium pipe applied to constant temperature heat tracing sampler, institute
Stating sampling opium pipe includes opium pipe shell, positioning pipe, opium pipe handle and opium pipe pedestal；The cigarette is run through in one end of the positioning pipe
The inside of gun housing body, and be fastened in the opium pipe shell based on the bezel ring, that opium pipe shell both ends are arranged in；The opium pipe
Handle is fastened on the surface of opium pipe shell, and the opium pipe pedestal is fastened on the underface of opium pipe shell；The cigarette
It is provided with liquid crystal display on the outer wall of gun housing body side, is provided with operation button on the liquid crystal display；The opium pipe bottom
It is provided with the circuit board being electrically connected with the liquid crystal display on seat, includes temperature control modules on the circuit board.
Optional embodiment, the liquid crystal display are electrically connected with the temperature control modules, the liquid crystal display
Input be transmitted in the temperature control modules.
Optional embodiment, the sampling opium pipe further includes having power supply line, one end of the power supply line and the circuit
Plate electrical connection.
In addition, the utility model embodiment provides a kind of constant temperature heat tracing sampler, the constant temperature heat tracing sampler
The constant temperature heat tracing probe tube in the sampling opium pipe is embedded in including above-mentioned sampling opium pipe and front end portion.
Optional embodiment, the constant temperature heat tracing probe tube include the sampling pipe set gradually from inside to outside, multiple platinum
Resistance temperature sensor, more heater strips, shielding heat reflection Membrane cover, insulating layer, heat-shrink tube and outer surface sheath.
Optional embodiment, the multiple platinum resistance temperature sensor are evenly provided on the inner wall of the sampling pipe；
The multiple platinum resistance temperature sensor is electrically connected with the temperature control modules.
Optional embodiment, the more heater strips are wrapped on the outer wall of the sampling pipe；
The more heater strips are electrically connected with the temperature control modules.
Optional embodiment, the material of the heater strip are nickel chromium triangle electrothermal alloy.
Optional embodiment, the suction side of the constant temperature heat tracing probe tube are provided with sampling head, set on the sampling head
It is equipped with multiple filter hole.
Optional embodiment, the material of the sampling head are quartz glass.
The utility model embodiment provides a kind of sampling opium pipe and constant temperature heat tracing applied to constant temperature heat tracing sampler
Sampler, constant temperature heat tracing probe tube in the constant temperature heat tracing sampler are matched with the temperature control modules in sampling opium pipe
It closes, keeps constant the temperature in constant temperature heat tracing probe tube, guarantee that collected gas will not go out in constant temperature heat tracing probe tube
The phenomenon that now condensing ensure that the correctness of the detection data of gas；In addition, the temperature control modules are arranged moveable
Sample opium pipe on, make the constant temperature heat tracing sampler use when can independent temperature control, no longer need to be connected with other equipment, improve
The portability of constant temperature heat tracing sampler enables the constant temperature heat tracing sampler to apply in more occasions.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it is clear that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is the three-dimensional structure view of constant temperature heat tracing sampler in the utility model embodiment；
Fig. 2 is the schematic diagram of the section structure of constant temperature heat tracing probe tube in the utility model embodiment；
Fig. 3 is the three-dimensional structure view that opium pipe is sampled in the utility model embodiment；
Fig. 4 is the three-dimensional structure partial sectional view that opium pipe is sampled in the utility model embodiment.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
All other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1 is the three-dimensional structure view of constant temperature heat tracing sampler in the utility model embodiment.
As shown in Figure 1, the utility model embodiment provides a kind of sampling opium pipe applied to constant temperature heat tracing sampler
And constant temperature heat tracing sampler, the constant temperature heat tracing sampler include constant temperature heat tracing probe tube 1 and sampling opium pipe 2, the perseverance
The front end portion of warm heat tracing probe tube 1 is embedded in sampling opium pipe 2.
Fig. 2 is the schematic diagram of the section structure of constant temperature heat tracing probe tube in the utility model embodiment.
As shown in Fig. 2, the constant temperature heat tracing probe tube 1 in the utility model embodiment includes sampling pipe 11, the sampling pipe
11 inner wall is provided with multiple outside the equally distributed platinum resistance temperature sensor 12 of 11 inner wall of sampling pipe, the sampling pipe 11
Wall winding is provided with more heater strips 13, the control of the more heater strips 13 started or stoped by sampling opium pipe 2；It is described to adopt
Sample pipe 11, platinum resistance temperature sensor 12 and heater strip 13 are all wrapped in shielding heat reflection Membrane cover 14, the shielding heat
The outer surface of reflection Membrane cover 14 is equably enclosed with insulating layer 15, and the heat-shrink tube 17 is wrapped in the periphery of insulating layer 15；In addition,
Outer surface sheath 18 is additionally provided in the outer surface of heat-shrink tube 17.
Specifically, the sampling pipe 11 is mainly made of polytetrafluoroethylene (PTFE)；It should be noted that polytetrafluoroethylene (PTFE) have it is anti-
Acid, resists the characteristics of various organic solvents at alkali resistant, is practically insoluble in all solvents, and have high temperature resistant, low temperature resistant spy
Point, good corrosion resistance ensure that the versatility of constant temperature heat tracing probe tube；In addition, the coefficient of friction of polytetrafluoroethylene (PTFE) it is low and
Any substance will not be adhered to, the sampling pipe 11 made of polytetrafluoroethylene (PTFE) can make collected gas enter constant temperature companion more glibly
Hot sampler, and the characteristic of its not coherent substance ensure that the correctness of detection data.
Specifically, the platinum resistance temperature sensor 12 is mainly used for acquiring the temperature of sampling pipe 11, wherein the platinum electricity
Resistance temperature sensor 12 is electrically connected with sampling opium pipe 2, and the collected temperature data of platinum resistance temperature sensor 12, which can be transmitted to, to be taken
In sample opium pipe 2, temperature control modules are provided in the sampling opium pipe 2, the temperature control modules are to collected temperature number
According to being handled.It should be noted that platinum resistance temperature sensor 12 is to utilize metal platinum self-resistance value in temperature change
Also the characteristic that changes correspondingly measures temperature；Due to the stability of characteristics of platinum, will not cause physically or chemically to change because of high/low temperature,
Therefore the temperature sensor made of platinum resistance has the advantages of wide temperature-measuring range, good operating stability and long service life.Separately
Outside, in order to guarantee the correctness of temperature data, in the utility model embodiment, the quantity of the platinum resistance temperature sensor 12
To be multiple, specific quantity should be depending on the aperture of sampling pipe 11；Multiple platinum resistance temperature sensors 12 collect temperature
Data can be transmitted to simultaneously in the temperature control modules of sampling opium pipe 2, and temperature control modules can be by the multiple groups temperature data of feedback
Postorder processing is carried out after being averaged again.
Specifically, the heater strip 13 is mainly used for heating the temperature of sampling pipe 11, the heater strip 13 after energization is based on electricity
The fuel factor of stream is generated heat, and keeps the temperature in sampling pipe 11 constant in preset temperature values；Wherein, the heater strip
13 are electrically connected with sampling opium pipe 2, and the start and stop of heater strip 13 are controlled by the temperature control modules of sampling opium pipe 2.It needs
Bright, in the utility model embodiment, the heater strip 13 is mainly made of nickel chromium triangle electrothermal alloy, and nickel chromium triangle electrothermal alloy exists
It is unlikely to deform under high temperature, long service life；And nickel chromium triangle electrothermal alloy plasticity is preferable, can be wrapped in sampling pipe 11 easily
On outer wall；In addition, nickel chromium triangle electrothermal alloy will not cause shadow to the normal work of the platinum resistance temperature sensor 12 without magnetism
It rings.
Specifically, the shielding heat reflection Membrane cover 14 mainly uses aluminum-polyethylene film, aluminium-polypropylene screen, aluminium-polyester film
Equal materials are made, and the shielding heat reflection Membrane cover 14 can reduce the radiation loss of heat, play insulation effect；In addition, described
Heat reflection Membrane cover 14 is shielded there are also fire-retardant effect, the shielding heat reflection Membrane cover 14 separates heater strip 13 and insulating layer 15,
Avoid the generation of fire incident.
Specifically, the insulating layer 15 is mainly made of glass fiber cotton, the heat-insulating property of glass fiber cotton is good, using glass fiber cotton system
At insulating layer 15 can play the role of insulation with thermal insulation；Moreover, glass fiber cotton lighter weight, even if insulating layer 15
The larger overall weight that constant temperature heat tracing probe tube 1 will not be significantly increased of thickness.
Specifically, the heat-shrink tube 16 is made of a kind of special polyolefin material, outer layer uses the friendship of high-quality softness
Connection polyolefine material and internal layer hot melt adhesive Compound Machining form, and primarily serving prevents gas leakage, waterproof and etch-proof work
With.
Specifically, the outer surface sheath 17 is made of CVC flexible glue, CVC flexible glue it is flexible, operating temperature range is wide,
Various acid and alkali corrosions are also resistant to, is suitable for various working environments, good guarantor is played to the layers of material in outer surface sheath 17
Shield effect.
Constant temperature heat tracing probe tube 1 provided by the embodiment of the utility model, there is stable working performance, high temperature resistant, low temperature capability
By force, the advantages that good corrosion resistance, light weight, it is suitble to use under various working environments；In addition, the constant temperature heat tracing probe tube 1
The temperature in sampling pipe 11 can be also set to keep in a certain range, preventing collected gas from the phenomenon that condensation liquefaction occur.
In addition, being additionally provided with sampling head 3 in the suction side of the constant temperature heat tracing probe tube 1, it is provided in the sampling head 3
The effect of multiple filter hole, the sampling head 3 is mainly filtered large granular impurity.Sampling head 3 is working in order to prevent
Corrosion is heated by the gas of high temperature in the process, causes metallics to enter constant temperature heat tracing sampler with gas, to influence to examine
The correctness of measured data, in the utility model embodiment, the sampling head 3 is made of quartz glass, and quartz glass has resistance to height
Temperature, the advantages that coefficient of expansion is low, resistance to heat shocks, good chemical stability and electrical insulation capability, sample made of quartz glass
First 3 have the advantages of strainability stabilization and long service life.
Fig. 3 is the three-dimensional structure view that opium pipe is sampled in the utility model embodiment, and Fig. 4 is in the utility model embodiment
Sample the three-dimensional structure partial sectional view of opium pipe.
As shown in Figure 3 and Figure 4, the sampling opium pipe 2 includes opium pipe shell 21, positioning pipe 22, opium pipe handle 23 and cigarette
Rifle pedestal 24.Wherein, the inside of the opium pipe shell 21 is run through in one end of the positioning pipe 22, and based on setting in opium pipe shell
The bezel ring, 25 at 21 both ends is fastened on opium pipe shell 21；The opium pipe handle 23 be connected and fixed opium pipe shell 21 just on
Side, the opium pipe pedestal 24 are fastened on the underface of opium pipe shell 21.
In the utility model embodiment, the front end portion of the constant temperature heat tracing probe tube 1 passes through the positioning pipe 22, institute
The effect for stating positioning pipe 22 mainly stretches soft curved constant temperature heat tracing probe tube 1, and as constant temperature heat tracing probe tube 1
First layer protection.The constant temperature heat tracing probe tube 1 stretched can more swimmingly suck collected gas, in addition, the positioning
The position of constant temperature heat tracing probe tube 1 can also be fixed for pipe 22, facilitate constant temperature heat tracing probe tube 1 extending into various complexity
Working environment in；Moreover, the material of the positioning pipe 22 is stainless steel, the positioning pipe of stainless steel material can reduce the constant temperature
1 periphery of heat tracing probe tube is directly contacted with acquisition environment, extends the service life of constant temperature heat tracing probe tube 1.
Specifically, the surface for being fixed on opium pipe shell 21, opium pipe handle 23 is bolted in the opium pipe handle 23
Setting, convenient for guiding and supporting for entire constant temperature heat tracing sampler.The opium pipe pedestal 24, which is bolted, is fixed on opium pipe shell
The underface of body 21, the setting of opium pipe pedestal 24, convenient for sampling the placement of opium pipe 2.
In addition, the top of the opium pipe pedestal 24 is additionally provided with circuit board 26, the circuit board 26 is bolted solid
It is scheduled on the top of opium pipe pedestal 24；The lower section of the opium pipe shell 21 is provided with square through hole, the electronics member on the circuit board 26
Part is extend into inside opium pipe shell 21 through the square through hole, and the setting of square through hole facilitates the electricity between each electronic component
Connection.In the utility model embodiment, the electronic component on the circuit board 26 mainly includes temperature control modules, the temperature
Degree control module is mainly used for controlling the temperature of the sampling pipe 11.
Specifically, being provided with liquid crystal display 211, the liquid crystal display on the outer wall of 21 side of opium pipe shell
Operation button is set on 211.In the utility model embodiment, the temperature control of the liquid crystal display 211 and the circuit board
The electrical connection of molding block, user control the temperature of constant temperature heat tracing probe tube 1 by the operation button of liquid crystal display 211.
When constant temperature heat tracing sampler is opened, the multiple platinum resistance temperature sensor 12 can acquire present sample pipe 11
Interior temperature, the collected multiple temperature datas of institute are transmitted in the temperature control modules, and the temperature control modules will be more
The temperature data of a platinum resistance temperature sensor 12 quantizes and is averaged multiple temperature values；The temperature control modules
It is electrically connected with liquid crystal display 211, mean temperature numerical value is transmitted in liquid crystal display 211, liquid crystal display 211 will be current
Mean temperature numerical value real-time display.User is according to the characteristic and actual needs of collected gas, by operation button in liquid
Preset temperature value range in crystal display screen 211, the preset temperature values can be transmitted in temperature control modules；Temperature control
Molding block compares mean temperature numerical value and preset temperature values:
If maximum value or mean temperature numerical value that mean temperature numerical value is greater than temperature values are in the section of temperature values
When interior, the phenomenon that collected gas is not in condensation liquefaction in sampling pipe 11, therefore the temperature control modules will not open
It moves the heater strip 13 to heat sampling pipe 11, constant temperature heat tracing sampler can directly be acquired sampling at this time；
If mean temperature numerical value is lower than the minimum value of temperature values, collected gas may go out in sampling pipe 11
The phenomenon that existing condensation liquefaction, therefore the temperature control modules start the heater strip 13 and heat to sampling pipe 11, and lead to
The temperature for crossing 12 real-time monitoring sampling pipe 11 of platinum resistance temperature sensor, when the temperature of sampling pipe 11 is heated to preset temperature value
When in range, heater strip 13 stops working, and constant temperature heat tracing sampler can be acquired sampling to gas at this time.
In addition, the work of circuit board 26 and liquid crystal display 211 requires to be powered, in the utility model embodiment,
The sampling opium pipe 2 further includes having power supply line 27, and the power supply line 27 is inserted into corresponding power outlet by when work.
Wherein, one end of the power supply line 27 is electrically connected with circuit board 26, due to the circuit board 26 and 211 electricity of liquid crystal display
Connection, therefore the electric current for flowing into power supply line 27 can be flowed into liquid crystal display 211 through circuit board 26, be circuit board 26 and liquid
Crystal display screen 211 is powered.
The utility model embodiment provides a kind of constant temperature heat tracing sampler, it should be noted that the constant temperature heat tracing
Sampler needs that air bag sampler for vacuum box is cooperated to be sampled in practical work process, the constant temperature heat tracing probe tube 1
End connect with the air bag sampler for vacuum box, collected gas through constant temperature heat tracing probe tube 1 enter vacuum tank airbag
In sampler.
The utility model embodiment provides a kind of sampling opium pipe and constant temperature heat tracing applied to constant temperature heat tracing sampler
Sampler, constant temperature heat tracing probe tube in the constant temperature heat tracing sampler are matched with the temperature control modules in sampling opium pipe
It closes, keeps constant the temperature in constant temperature heat tracing probe tube, guarantee that collected gas will not go out in constant temperature heat tracing probe tube
The phenomenon that now condensing ensure that the correctness of the detection data of gas；In addition, the temperature control modules are arranged moveable
Sample opium pipe on, make the constant temperature heat tracing sampler use when can independent temperature control, no longer need to be connected with other equipment, improve
The portability of constant temperature heat tracing sampler enables the constant temperature heat tracing sampler to apply in more occasions.
In addition, above to a kind of sampling cigarette applied to constant temperature heat tracing sampler provided by the utility model embodiment
Rifle and constant temperature heat tracing sampler are described in detail, should use herein specific case to the principles of the present invention and
Embodiment is expounded, and the method and its core of the above embodiments are only used to help understand the utility model are thought
Think；At the same time, for those skilled in the art in specific embodiment and applies model based on the idea of the present invention
Place that there will be changes, in conclusion the content of the present specification should not be construed as a limitation of the present invention.
Claims (10)
1. a kind of sampling opium pipe applied to constant temperature heat tracing sampler, which is characterized in that the sampling opium pipe includes opium pipe shell
Body, positioning pipe, opium pipe handle and opium pipe pedestal；The inside of the opium pipe shell is run through in one end of the positioning pipe, and is based on
The bezel ring, that opium pipe shell both ends are arranged in is fastened in the opium pipe shell；The opium pipe handle is fastened on opium pipe shell
The surface of body, the opium pipe pedestal are fastened on the underface of opium pipe shell；It is set on the outer wall of opium pipe shell side
It is equipped with liquid crystal display, is provided with operation button on the liquid crystal display；It is provided on the opium pipe pedestal and the liquid crystal
The circuit board of display screen electrical connection, includes temperature control modules on the circuit board.
2. sampling opium pipe according to claim 1, which is characterized in that the liquid crystal display and the temperature control modules
Electrical connection, the input of the liquid crystal display are transmitted in the temperature control modules.
3. sampling opium pipe according to claim 1, which is characterized in that the sampling opium pipe further includes having power supply line, the electricity
One end of source line and the circuit board electrical connection.
4. a kind of constant temperature heat tracing sampler, which is characterized in that including the sampling cigarette as described in claims 1 to 3 any one
Rifle and front end portion are embedded in the constant temperature heat tracing probe tube in the sampling opium pipe.
5. constant temperature heat tracing sampler according to claim 4, which is characterized in that the constant temperature heat tracing probe tube include by
The sampling pipe that sets gradually from inside to outside, multiple platinum resistance temperature sensors, more heater strips, shielding heat reflection Membrane cover, insulating layer,
Heat-shrink tube and outer surface sheath.
6. constant temperature heat tracing sampler according to claim 5, which is characterized in that the multiple platinum resistance temperature sensor
It is evenly provided on the inner wall of the sampling pipe；
The multiple platinum resistance temperature sensor is electrically connected with the temperature control modules.
7. constant temperature heat tracing sampler according to claim 5, which is characterized in that the more heater strips are wrapped in described
On the outer wall of sampling pipe；
The more heater strips are electrically connected with the temperature control modules.
8. constant temperature heat tracing sampler according to claim 7, which is characterized in that the material of the heater strip is nickel chromium triangle electricity
Thermalloy.
9. constant temperature heat tracing sampler according to claim 5, which is characterized in that the sucking of the constant temperature heat tracing probe tube
End is provided with sampling head, and multiple filter hole are provided on the sampling head.
10. constant temperature heat tracing sampler according to claim 9, which is characterized in that the material of the sampling head is quartz
Glass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920294500.9U CN209673453U (en) | 2019-03-07 | 2019-03-07 | Sampling opium pipe and constant temperature heat tracing sampler applied to constant temperature heat tracing sampler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920294500.9U CN209673453U (en) | 2019-03-07 | 2019-03-07 | Sampling opium pipe and constant temperature heat tracing sampler applied to constant temperature heat tracing sampler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209673453U true CN209673453U (en) | 2019-11-22 |
Family
ID=68570931
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920294500.9U Expired - Fee Related CN209673453U (en) | 2019-03-07 | 2019-03-07 | Sampling opium pipe and constant temperature heat tracing sampler applied to constant temperature heat tracing sampler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209673453U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113340677A (en) * | 2021-06-11 | 2021-09-03 | 中国能源建设集团华中电力试验研究院有限公司 | Sampling device and test method thereof |
-
2019
- 2019-03-07 CN CN201920294500.9U patent/CN209673453U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113340677A (en) * | 2021-06-11 | 2021-09-03 | 中国能源建设集团华中电力试验研究院有限公司 | Sampling device and test method thereof |
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Granted publication date: 20191122 |