CN204924463U - Conduit flow body examination temperature structure - Google Patents
Conduit flow body examination temperature structure Download PDFInfo
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- CN204924463U CN204924463U CN201520727056.7U CN201520727056U CN204924463U CN 204924463 U CN204924463 U CN 204924463U CN 201520727056 U CN201520727056 U CN 201520727056U CN 204924463 U CN204924463 U CN 204924463U
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- pipeline
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- way connection
- temperature
- armoured thermocouple
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Abstract
The utility model provides a conduit flow body examination temperature structure belongs to mechanical technical field. This conduit flow body examination temperature structure includes: the trunk line is the cavity setting and is used for the conveyance fluid, inferior pipeline is the cavity setting and is used for the conveyance fluid, three way connection is the cavity setting and is used for UNICOM's trunk line and time pipeline, third interface that three way connection was equipped with first interface, the second interface that links to each other with the trunk line, linked to each other with inferior pipeline, the connecting seat is with first interface sealing connection and be used for the first interface of shutoff, armoured thermocouple, armoured thermocouple include work end and cold junction, and in armoured thermocouple's work end passed connecting seat, three way connection in proper order and stretches into the trunk line, the segment structure that the work end stretched into the trunk line set up to the temperature measurement sleeve pipe parallel with the trunk line, and armoured thermocouple's cold junction is continuous just external outside three way connection with work end afterbody. This conduit flow body examination temperature structure has the advantage of saving manufacturing cost, the accurate measured flow of ability body quick change's temperature.
Description
Technical field
The utility model belongs to field of mechanical technique, relates to a kind of pipeline fluid temperature measurement structure, particularly a kind of pipeline fluid temperature measurement structure for accurate measuring channel inner fluid temperature.
Background technology
In modernization commercial production, pipeline is often used for flowing material such as conveying flowing water, the raw material of industry etc., for ensureing the normal operation of equipment, needing to use pipeline fluid temperature measurement structure and carrying out temperature survey to the fluid in pipeline.
In prior art, most pipeline fluid temperature measurement structures as shown in Figure 1, it comprises is close to for carrying the pipeline 20 of fluid 10 and being installed by welded nut 30 temperature element 40 be arranged on pipeline 20 tube wall, and existing pipeline 20 is generally high specific heat capacity pipeline.
Above-mentioned pipeline fluid temperature measurement structure design is unreasonable, although fluid 10 temperature survey of energy optimized integration, for temperature variation fluid 10 faster, very slow and this temperature element 40 of pipeline 20 temperature variation of high specific heat capacity is almost fitted pipeline 20 completely, so temperature element 40 still exports and the thermally equilibrated temperature of pipeline 20 when temperature declines fast or rises time, this just causes serious measured deviation, can not realize accurately measuring the fast-changing temperature of fluid 10, affect workshop appliance normal operation.
In sum, for solving the deficiency of existing pipeline fluid temperature measurement structure, need to design a kind of pipeline fluid temperature measurement structure saving production cost, accurately can measure the fast-changing temperature of fluid.
Summary of the invention
The purpose of this utility model there are the problems referred to above for existing technology, proposes a kind of pipeline fluid temperature measurement structure saving production cost, accurately can measure the fast-changing temperature of fluid.
The purpose of this utility model realizes by following technical proposal: a kind of pipeline fluid temperature measurement structure, comprising:
Main pipeline, in hollow arrange and for carrying fluid;
Secondary pipeline, in hollow arrange and for carrying fluid;
Three-way connection, is arranged in hollow and for UNICOM's main pipeline and time pipeline, and described three-way connection is provided with first interface, the second interface be connected with main pipeline, the 3rd interface that is connected with secondary pipeline;
Connection Block, is tightly connected with first interface and for shutoff first interface;
Armoured thermocouple, described armoured thermocouple comprises working end and cold junction, the working end of described armoured thermocouple is successively through Connection Block, three-way connection stretch in main pipeline, the segment structure that main pipeline is stretched in described working end is set to the temperature-measuring casing parallel with main pipeline, and the cold junction of described armoured thermocouple is connected with working end afterbody and is placed on outside three-way connection.
As further improvement of the utility model, thermocouple wire that is parallel with temperature-measuring casing and that be connected with cold junction is provided with in described temperature-measuring casing, the head of described thermocouple wire is that horn structure is arranged, and arranges and is filled with insulation course in this gap between described thermocouple wire and temperature-measuring casing in gap.
As further improvement of the utility model, described second interface and the 3rd interface are oppositely arranged, described first interface is arranged on the position, side of the second interface, the 3rd interface, the pipeline of described main pipeline, three-way connection, secondary pipeline three UNICOM is that long tubular is arranged, and the segment structure that three-way connection is stretched in described working end is set in bending the joint sleeve arranged.
As further improvement of the utility model, described second interface and first interface are oppositely arranged, described 3rd interface is arranged on the position, side of the second interface, first interface, the L-shaped setting of pipeline of described main pipeline, three-way connection, secondary pipeline three UNICOM, the segment structure that three-way connection is stretched in described working end is set to be the joint sleeve that long tubular is arranged.
As further improvement of the utility model, the working end length of described armoured thermocouple is more than or equal to two centimetres.
Based on technique scheme, the utility model embodiment at least can produce following technique effect: integral structure layout is reasonable, pipeline is connected closely with the armoured thermocouple for thermometric, the working end of armoured thermocouple is direct temperature measurement end, for the temperature of measuring channel inner fluid, and metrical information is fed back to the cold junction be connected with outside, the working end main body of armoured thermocouple is the parallel temperature-measuring casing being installed on main pipeline inside, temperature-measuring casing does not contact with inner-walls of duct, armoured thermocouple only has and the tail portion ability of three-way connection (Connection Block) junction and pipeline generation indirect contact, the head position of working end is the temperature measurement node point of armoured thermocouple, pipeline temperature measurement one in this case is armoured thermocouple, and fully extend the distance of high specific heat capacity pipeline and temperature measurement node point, with reach fluid temperature become time temperature measurement node point hardly by the effect that pipe wall affects, the impact of pipe heat-transfer is subject to when effectively reducing fluid thermometric, be applicable to temperature and become occasion faster, in fluid transfer process, even if fluid temperature (F.T.) rises fast or declines, armoured thermocouple still accurately can measure the fast-changing temperature of fluid, the method that the armoured thermocouple that this pipeline fluid temperature measurement structure adopts said structure to arrange measures fluid temperature (F.T.) effectively reduces the cost using professional thermometric accessory, thermopair heat outputting retardation time when simultaneously significantly shortening the change of fluid temperature.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail, wherein:
Fig. 1 is the structural representation of pipeline fluid temperature measurement structure in prior art.
Fig. 2 is the structural representation of the utility model one preferred embodiment.
Fig. 3 is the structural representation of another preferred embodiment of the utility model.
In figure, 10, fluid; 20, pipeline; 30, welded nut; 40, temperature element; 50, main pipeline; 60, secondary pipeline; 70, three-way connection; 71, first interface; 72, the second interface; 73, the 3rd interface; 80, Connection Block; 90, armoured thermocouple; 91, working end; 911, temperature-measuring casing; 912, thermocouple wire; 913, insulation course; 92, cold junction; 100, joint sleeve.
Embodiment
Be below specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
The utility model protects a kind of pipeline fluid temperature measurement structure, for the temperature of accurately measuring channel inner fluid 10, is applicable to the occasion needing measuring channel inner fluid 10 temperature, is particularly useful for the occasion needing accurate control of fluid 10 temperature.
As shown in Figure 1, existing pipeline fluid temperature measurement structure design is unreasonable, although fluid 10 temperature survey of energy optimized integration, for temperature variation fluid 10 faster, very slow and this temperature element 40 of pipeline 20 temperature variation of high specific heat capacity is almost fitted pipeline 20 completely, so temperature element 40 still exports and the thermally equilibrated temperature of pipeline 20 when temperature declines fast or rises time, this just causes serious measured deviation, can not realize accurately measuring the fast-changing temperature of fluid 10, affect workshop appliance normal operation.Therefore, it is necessary for designing a kind of more rational pipeline fluid temperature measurement structure.
Below in conjunction with the elaboration that Fig. 2, Fig. 3 carry out specifically to the technical scheme that the utility model provides.
As shown in Figure 2 to Figure 3, this pipeline fluid temperature measurement structure comprises:
Main pipeline 50, in hollow arrange and for carrying fluid 10;
Secondary pipeline 60, in hollow arrange and for carrying fluid 10;
Three-way connection 70, is arranged in hollow and for UNICOM's main pipeline 50 and time pipeline 60, and three-way connection 70 is provided with first interface 71, the second interface 72 be connected with main pipeline 50, the 3rd interface 73 that is connected with secondary pipeline 60;
Connection Block 80, is tightly connected with first interface 71 and for shutoff first interface 71;
Armoured thermocouple 90, armoured thermocouple 90 comprises working end 91 and cold junction 92, the working end 91 of armoured thermocouple 90 is successively through Connection Block 80, three-way connection 70 stretch in main pipeline 50, the segment structure that main pipeline 50 is stretched in working end 91 is set to the temperature-measuring casing 911 parallel with main pipeline 50, and the cold junction 92 of armoured thermocouple 90 is connected with working end 91 afterbody and is placed on outside three-way connection 70.
In the present case, preferred main pipeline 50, secondary pipeline 60, three-way connection 70 are all high specific heat capacity pipeline configurations, and the flow direction of fluid 10 can flow to main pipeline 50 by secondary pipeline 60, and the flow direction that also can arrange fluid 10 flows to time pipeline 60 by main pipeline 50.
Concrete, for ensureing the reliability of overall temperature measurement structure work, in this case, the connection of main pipeline 50, secondary pipeline 60 and corresponding interface is for being tightly connected, the working end 91 of above-mentioned armoured thermocouple 90 is first passed in the middle part of Connection Block 80 successively, three-way connection 70 inner chamber stretches in main pipeline 50 inner chamber again, and preferred working end 91 and Connection Block 80 are for being tightly connected.
This pipeline fluid temperature measurement structure in an initial condition, integral structure layout is reasonable, pipeline is connected closely with the armoured thermocouple 90 for thermometric, the working end 91 of armoured thermocouple 90 is direct temperature measurement ends, for the temperature of measuring channel inner fluid 10, and metrical information being fed back to the cold junction 92 be connected with outside, cold junction 92 is connection terminals, or can calculate mechanism and is connected with the indication mechanism of outside, armoured thermocouple 90 length is certain, its working end 91 main body is the parallel temperature-measuring casing 911 being installed on main pipeline 50 inside, temperature-measuring casing 911 does not contact with inner-walls of duct, armoured thermocouple 90 only has and the tail portion ability of three-way connection 70 (Connection Block 80) junction and pipeline generation indirect contact, the head position of working end 91 is temperature measurement node points of armoured thermocouple 90, pipeline temperature measurement one in this case is armoured thermocouple 90, and fully extend the distance of high specific heat capacity pipeline and temperature measurement node point, with reach fluid 10 temperature become time temperature measurement node point hardly by the effect that pipe wall affects, the impact of pipe heat-transfer is subject to when effectively reducing fluid 10 thermometric, be applicable to temperature and become occasion faster, in fluid 10 transport process, even if fluid 10 temperature rises fast or declines, armoured thermocouple 90 still accurately can measure the fast-changing temperature of fluid 10, reliable operation, the method that the armoured thermocouple 90 that this pipeline fluid temperature measurement structure adopts said structure to arrange measures fluid 10 temperature effectively reduces the cost using professional thermometric accessory, thermopair heat outputting retardation time when simultaneously significantly shortening the change of fluid 10 temperature.
This pipeline fluid temperature measurement structure is particularly useful for the occasion needing accurate control of fluid 10 temperature, and in the occasion needing accurate control of fluid 10 temperature, the temp measuring method of above-mentioned pipeline fluid temperature measurement structure is efficient, reliable.
In addition, this pipeline fluid temperature measurement structure structure is simple and all parts installation and removal are all more convenient, and production cost is lower.
Further, it should be added that: the temperature measurement one that the pipeline fluid temperature measurement structure in this case adopts is armoured thermocouple 90, armour shape thermopair have can bend, high pressure resistant, thermal response time is fast, many advantages such as sturdy and durable, it not only can as sensor for measuring temperature, can also as the temperature-sensing element of assembled thermopair, usual and temperature transmitter, regulator and Displaying Meter etc. support the use, forming control system, in order to directly to measure or to control fluid 10 temperature in various production run within the scope of 0 DEG C-2100 DEG C.
The temperature-measurement principle of armour shape thermopair is as follows: armour shape thermopair is that the conductor two ends of two kinds of different components form loop through welding, and the working end 91 of armour shape thermopair is direct temperature measurement end, and the cold junction 92 of armour shape thermopair is connection terminal; When working end 91 and cold junction 92 exist the temperature difference, thermocurrent will be produced in above-mentioned loop, connect Displaying Meter, instrument will indicate the corresponding temperature value of the thermopower that thermopair produces; The thermopower of armoured thermocouple 90 will raise along with measuring junction temperature and increase, and the size of thermopower is only relevant with thermopair conductive material and the two ends temperature difference.
In practical application, for ensureing the reliability and stability of work, thermopair entire length should be greater than temperature measurement node point easily by the distance that afterbody heat transfer affects, working end 91 length of preferred armoured thermocouple 90 is more than or equal to two centimetres, that is to say, armoured thermocouple 90 front end has at least two centimetres to be exposed in the fluid 10 of flowing.For optimizing this pipeline fluid temperature measurement structure further, working end 91 length of preferred above-mentioned armoured thermocouple 90 is four centimetres, and temperature-measuring casing 911 length of armoured thermocouple 90 is 25 millimeters.
Preferably, thermocouple wire 912 that is parallel with temperature-measuring casing 911 and that be connected with cold junction 92 is provided with in temperature-measuring casing 911, the head of thermocouple wire 912 is that horn structure is arranged, and arranges and is filled with insulation course 913 in this gap between thermocouple wire 912 and temperature-measuring casing 911 in gap.This insulation course 913 is made up of insulating material and this insulating material fills up above-mentioned gap, ensures armoured thermocouple 90 reliable operation.
That is to say, in this case, armoured thermocouple 90 is insulation armoured thermocouple 90, and such armoured thermocouple 90 vibrational power flow, armoured thermocouple 90 is worked more reliable, measure more accurate.
In the utility model, main pipeline 50, secondary pipeline 60, three-way connection 70 be placed with kinds of schemes, versatility is wide, two kinds of arrangement are listed in this case, wherein one as shown in Figure 2: the second interface 72 and the 3rd interface 73 are oppositely arranged, first interface 71 is arranged on the position, side of the second interface 72, the 3rd interface 73, the pipeline of main pipeline 50, three-way connection 70, secondary pipeline 60 three UNICOM is that long tubular is arranged, and the segment structure that three-way connection 70 is stretched in working end 91 is set in bending the joint sleeve 100 arranged.Be provided with in joint sleeve 100 and above-mentioned thermocouple wire 912, insulation course 913 similar structures, to make overall temperature measurement structure connect closely, reliable operation.
Another kind of arrangement is as shown in Figure 3: the second interface 72 is oppositely arranged with first interface 71,3rd interface 73 is arranged on the position, side of the second interface 72, first interface 71, the L-shaped setting of pipeline of main pipeline 50, three-way connection 70, secondary pipeline 60 three UNICOM, the segment structure that three-way connection 70 is stretched in working end 91 is set to be the joint sleeve 100 that long tubular is arranged.
Be provided with in joint sleeve 100 and above-mentioned thermocouple wire 912, insulation course 913 similar structures, to make overall temperature measurement structure connect closely, reliable operation.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Claims (5)
1. a pipeline fluid temperature measurement structure, is characterized in that: comprising:
Main pipeline, in hollow arrange and for carrying fluid;
Secondary pipeline, in hollow arrange and for carrying fluid;
Three-way connection, is arranged in hollow and for UNICOM's main pipeline and time pipeline, and described three-way connection is provided with first interface, the second interface be connected with main pipeline, the 3rd interface that is connected with secondary pipeline;
Connection Block, is tightly connected with first interface and for shutoff first interface;
Armoured thermocouple, described armoured thermocouple comprises working end and cold junction, the working end of described armoured thermocouple is successively through Connection Block, three-way connection stretch in main pipeline, the segment structure that main pipeline is stretched in described working end is set to the temperature-measuring casing parallel with main pipeline, and the cold junction of described armoured thermocouple is connected with working end afterbody and is placed on outside three-way connection.
2. a kind of pipeline fluid temperature measurement structure according to claim 1, it is characterized in that: in described temperature-measuring casing, be provided with thermocouple wire that is parallel with temperature-measuring casing and that be connected with cold junction, the head of described thermocouple wire is that horn structure is arranged, and arranges and is filled with insulation course in this gap between described thermocouple wire and temperature-measuring casing in gap.
3. a kind of pipeline fluid temperature measurement structure according to claim 1 and 2, it is characterized in that: described second interface and the 3rd interface are oppositely arranged, described first interface is arranged on the position, side of the second interface, the 3rd interface, the pipeline of described main pipeline, three-way connection, secondary pipeline three UNICOM is that long tubular is arranged, and the segment structure that three-way connection is stretched in described working end is set in bending the joint sleeve arranged.
4. a kind of pipeline fluid temperature measurement structure according to claim 1 and 2, it is characterized in that: described second interface and first interface are oppositely arranged, described 3rd interface is arranged on the position, side of the second interface, first interface, the L-shaped setting of pipeline of described main pipeline, three-way connection, secondary pipeline three UNICOM, the segment structure that three-way connection is stretched in described working end is set to be the joint sleeve that long tubular is arranged.
5. a kind of pipeline fluid temperature measurement structure according to claim 1 and 2, is characterized in that: the working end length of described armoured thermocouple is more than or equal to two centimetres.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520727056.7U CN204924463U (en) | 2015-09-18 | 2015-09-18 | Conduit flow body examination temperature structure |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520727056.7U CN204924463U (en) | 2015-09-18 | 2015-09-18 | Conduit flow body examination temperature structure |
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| CN204924463U true CN204924463U (en) | 2015-12-30 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106402473A (en) * | 2016-11-29 | 2017-02-15 | 欧阳国建 | Button switch having temperature display function |
| CN110726488A (en) * | 2019-10-24 | 2020-01-24 | 中国核动力研究设计院 | Temperature measuring device resistant to high-speed fluid scouring in narrow channel and assembling process |
| CN111579264A (en) * | 2020-05-22 | 2020-08-25 | 浙江银轮机械股份有限公司 | Temperature measurement method and temperature measurement tool |
-
2015
- 2015-09-18 CN CN201520727056.7U patent/CN204924463U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106402473A (en) * | 2016-11-29 | 2017-02-15 | 欧阳国建 | Button switch having temperature display function |
| CN110726488A (en) * | 2019-10-24 | 2020-01-24 | 中国核动力研究设计院 | Temperature measuring device resistant to high-speed fluid scouring in narrow channel and assembling process |
| CN111579264A (en) * | 2020-05-22 | 2020-08-25 | 浙江银轮机械股份有限公司 | Temperature measurement method and temperature measurement tool |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
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Effective date of registration: 20160808 Address after: 315300 Cixi City, Ningbo Province, Henghe City Ma weir Industrial Zone Patentee after: Ningbo Boli Weige Environmental Protection Science and Technology Co., Ltd. Address before: 315300 Cixi City, Ningbo Province, Henghe City Ma weir Industrial Zone Patentee before: Ningbo GMF Technology Co., Ltd. |