CN206671407U - A kind of thermoelectric material test device - Google Patents
A kind of thermoelectric material test device Download PDFInfo
- Publication number
- CN206671407U CN206671407U CN201720407998.6U CN201720407998U CN206671407U CN 206671407 U CN206671407 U CN 206671407U CN 201720407998 U CN201720407998 U CN 201720407998U CN 206671407 U CN206671407 U CN 206671407U
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- China
- Prior art keywords
- thermoelectric material
- limiting tube
- screw rod
- test device
- crossbeam
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Abstract
The utility model discloses a kind of thermoelectric material test device, including thermoelectromotive force measurement apparatus main body, the side of the thermoelectromotive force measurement apparatus body top is vertically connected with support, and the horizontal protrusion in side of the support forms crossbeam；The top of the crossbeam, which is run through in the perforation opened up, is fixedly connected with position-limiting tube, and the inner tubal wall of the position-limiting tube is threaded with screw rod.The overall steadiness of screw rod and stability can be greatly enhanced in the utility model, screw rod is allowed to realize stable spiral escalation or spiral descending motion, reduce adjust between screw rod and thermoelectric material with measurement head apart from when screw rod rock the probability of crooked situation, prevent adjust between measurement head and thermoelectric material apart from when because screw rod produces slosh influence the measurement accuracy of thermoelectric material thermoelectromotive force, be advantageous to extend the service life of thermoelectric material test device.
Description
Technical field
Thermoelectric material field is the utility model is related to, specially a kind of thermoelectric material test device.
Background technology
Thermoelectric material is a kind of specific function material that can be realized and directly be changed between heat energy and electric energy, and it has match shellfish
Gram effect and Thomson effect, Thomson effect are the phenomenons that potential is produced when there is the temperature difference at conductor both ends, with the development in market,
The use of thermoelectric material is more and more extensive, and the important indicator of thermoelectric material thermoelectricity capability is exactly thermoelectromotive force and electrical conductivity,
Measure these indexs and be related to application electric technology and heat power engineering, with the development of science and technology, variety classes occurs in the market
Thermoelectric material test device.
A kind of thermoelectric material tester disclosed in known application publication number CN102004123A, including workbench
And casing, electric rate measurement apparatus and thermoelectromotive force measurement apparatus on workbench, embedded with low on the front panel of casing
Hinder measurement table, voltage measurement table and temperature display watch, current output terminal, voltage input end and the conductivity measurement of low-resistance measurement table
Device electrically connects, and thermoelectromotive force measurement apparatus is provided with electrical heating elements and temperature sensor, electrical heating elements and located at case
Internal power module electrical connection, temperature sensor and temperature display watch electrical connection, voltage measurement table and thermoelectromotive force measurement
Device electrically connects, and the tester is simple in construction and ingenious, easily operated, and cost is relatively low, and measurement is convenient, and measurement is accurate, is applied to
In the industrial production for needing to use thermoelectric material, be advantageous to the extensive use of thermoelectric material.
But above-mentioned thermoelectric material tester, adjust between measurement head and thermoelectric material apart from when measurement head exist
External force effect is lower produce it is strong rocks, influence the measurement accuracy of thermoelectric material thermoelectromotive force, and measurement head and positioned at material
Thermoelectric material in placement platform is easily worn by ambient pressure, influences the service life of the thermoelectric material test device, difficult
To meet the use demand in market.
Utility model content
The purpose of this utility model is to provide a kind of thermoelectric material test device, to solve to propose in above-mentioned background technology
Adjust between measurement head and thermoelectric material apart from when measurement head produce under external force it is strong rock, influence thermoelectricity
The measurement accuracy of material thermoelectromotive force, the problem of thermoelectric material test device service life is short.
To achieve the above object, the utility model provides following technical scheme：
A kind of thermoelectric material test device, including thermoelectromotive force measurement apparatus main body, the thermoelectromotive force measurement dress
The side for putting body top is vertically connected with support, and the horizontal protrusion in side of the support forms crossbeam；Passed through at the top of the crossbeam
Wear and position-limiting tube is fixedly connected with the perforation opened up, the outer surface of the position-limiting tube and crossbeam perforation the hole wall position that is in contact are installed with
Groove, and the outer surface of position-limiting tube is fixedly connected with four groups exposed to perforation top position and is used to position above position-limiting tube
It is square it is upper determine block, the outer surface of position-limiting tube, which stretches out perforation lower position and is fixedly connected with four groups, is used for the progress to position-limiting tube below
The square of positioning lower determines block；The inner tubal wall of the position-limiting tube is threaded with screw rod, and the top of the screw rod is stretched out above position-limiting tube
Position is fixedly connected with the nut for rotating screw rod, and the bottom of screw rod is stretched out position-limiting tube lower position and is connected with by rotating shaft
The measurement head of embedded first voltage measurement terminal.
Connected on the stopper slot bottom land opened up at the top of the thermoelectromotive force measurement apparatus main body by damping Zeng Wen mechanisms
Be connected to the Material Containment platform for disposing thermoelectric material, be provided with the Material Containment platform prolong its length direction extension bottom surface be in arc
The detent for being used to limit thermoelectric material of shape；The bottom land of the detent is embedded with second voltage measurement terminal, described
Damping Zeng Wen mechanisms include the lower carrier plate and upper supporting plate of flush with each other, and spring is installed with respectively between the upper supporting plate and lower carrier plate
With buffering sponge, the top of the upper supporting plate is located at the side position of Material Containment platform two and has been fixedly connected with positioning strip.
Preferably, it is described upper to determine block and lower determine block and be welded in one with position-limiting tube.
Preferably, the spring at least disposes three groups, and top and the upper supporting plate bottom of spring are mutually welded, and the bottom of spring
With mutually being welded at the top of lower carrier plate.
Compared with prior art, the beneficial effects of the utility model are：
1st, the utility model determines block and the lower perforation determined block, position-limiting tube can be firmly embedded in crossbeam by the upper of setting
On, the stable connection between position-limiting tube and crossbeam perforation is improved under the cooperation of groove so that screw flight is connected to spacing
Guan Shang, the overall steadiness of screw rod and stability is greatly enhanced, has been advantageous to screw rod and realizes stable spiral escalation or spiral shell
Rotating descending motion, significantly reduce adjust with measurement head screw rod and thermoelectric material between apart from when screw rod shake
Shake the probability of crooked situation, prevent adjust between measurement head and thermoelectric material apart from when because screw rod produces slosh and
The measurement accuracy of thermoelectric material thermoelectromotive force is influenceed, and by the cooperation of damping Zeng Wen mechanisms, can vertically be pressed in measurement head
When being held in thermoelectric material, by buffering sponge and elastic deformation caused by spring, reduce measurement head and surveyed in pressure holding thermoelectric material
Measure head and the pressure wear suffered by thermoelectric material on Material Containment platform, so as to extend measurement head, thermoelectric material and
The service life of Material Containment platform, and then extend the service life of the thermoelectric material test device.
Brief description of the drawings
Fig. 1 is the utility model structural front view；
Fig. 2 is structure enlargement diagram at the utility model Fig. 1 A；
Fig. 3 is the utility model position-limiting tube structural representation；
Fig. 4 is the utility model Fig. 1 structural side view.
In figure：1 thermoelectromotive force measurement apparatus main body, 2 supports, 3 crossbeams, 4 position-limiting tubes, 41 grooves, determine under block, 43 on 42
Determine block, 5 screw rods, 51 nuts, 52 rotating shafts, 6 measurement heads, 7 damping Zeng Wen mechanisms, 71 lower carrier plates, 72 upper supporting plates, 73 springs, 74 slow
Rush sponge, 75 positioning strips, 8 Material Containment platforms, 81 detents.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1-4 are referred to, the utility model provides a kind of technical scheme：
A kind of thermoelectric material test device, including thermoelectromotive force measurement apparatus main body 1, thermoelectromotive force measurement apparatus master
The side at the top of body 1 is vertically connected with support 2, and the horizontal protrusion in side of the support 2 forms crossbeam 3；The top of crossbeam 3, which is run through, opens
If perforation in be fixedly connected with position-limiting tube 4, the outer surface of the position-limiting tube 4 and crossbeam 3 the hole wall position that is in contact of perforating are installed with
Groove 41, and the outer surface of position-limiting tube 4 is fixedly connected with four groups exposed to perforation top position and is used to carry out above position-limiting tube 4
Positioning it is square it is upper determine block 42, the outer surface of position-limiting tube 4 stretches out perforation lower position and is fixedly connected with four groups for position-limiting tube 4
Lower section positioned it is square it is lower determine block 43, it is upper to determine block 42 and lower determine block 43 and be welded in one with position-limiting tube 4；Position-limiting tube 4
Inner tubal wall is threaded with screw rod 5, and the top of the screw rod 5 is stretched out the top position of position-limiting tube 4 and is fixedly connected with for rotating screw rod 5
Nut 51, and screw rod 5 bottom stretch out the lower position of position-limiting tube 4 embedded first voltage measurement terminal is connected with by rotating shaft 52
Measurement head 6.
Connected on the stopper slot bottom land that the top of thermoelectromotive force measurement apparatus main body 1 opens up by damping Zeng Wen mechanisms 7
Have the Material Containment platform 8 for disposing thermoelectric material, be provided with the Material Containment platform 8 prolong its length direction extension bottom surface be in arc
The detent 81 for being used to limit thermoelectric material of shape；The bottom land of detent 81 is embedded with second voltage measurement terminal, damping
Zeng Wen mechanisms 7 include the lower carrier plate 71 and upper supporting plate 72 of flush with each other, and bullet is installed with respectively between upper supporting plate 72 and lower carrier plate 71
Spring 73 and buffering sponge 74, the top of upper supporting plate 72 are located at 8 liang of side positions of Material Containment platform and have been fixedly connected with positioning strip 75, fixed
Material Containment platform 8 can be limited in stopper slot by the setting of position bar 75, prevent that Material Containment platform 8 occurs partially in use
The situation of shifting.
Spring 73 at least disposes three groups, and top and the bottom of upper supporting plate 72 of spring 73 are mutually welded, and the bottom of spring 73 with
Mutually weld at the top of lower carrier plate 71.
Operation principle：In use, by setting it is upper determine block 42 and it is lower determine block 43, can by position-limiting tube 4 firmly embedded in horizontal stroke
In the perforation of beam 3, the stable connection between position-limiting tube 4 and the perforation of crossbeam 3 is improved under the cooperation of groove 41, is advantageous to quick
Screw rod 5 with measurement head 6 is connected through position-limiting tube 4 and with the screw thread of position-limiting tube 4, stretched by the adjusting bolt 5 of rotating nut 51
Enter the distance of position-limiting tube 4 to change the measuring distance of measurement head 6 and thermoelectric material, so as to carry out thermoelectric material thermoelectromotive force
Test job.
In summary：The utility model by setting it is upper determine block 42 and it is lower determine block 43, position-limiting tube 4 can be firmly embedded in
In the perforation of crossbeam 3, the stable connection between position-limiting tube 4 and the perforation of crossbeam 3 is improved under the cooperation of groove 41 so that screw rod
5 are threadedly connected on position-limiting tube 4, and the overall steadiness of screw rod 5 and stability has been greatly enhanced, and it is flat to be advantageous to the realization of screw rod 5
Steady spiral escalation or spiral descending motion, significantly reduce in screw rod 5 and thermoelectric material of the regulation with measurement head 6
Between apart from when screw rod 5 rock the probability of crooked situation, prevent adjust between measurement head 6 and thermoelectric material apart from when
The measurement accuracy of thermoelectric material thermoelectromotive force is influenceed because screw rod 5 produces slosh, and passes through damping Zeng Wen mechanisms 7
Coordinate, can when 6 vertical pressure holding of measurement head is in thermoelectric material, by elastic deformation caused by buffering sponge 74 and spring 73,
Reduce measurement head 6 measurement head 6 and pressure mill suffered by thermoelectric material on Material Containment platform 8 in pressure holding thermoelectric material
Damage, so as to extend the service life of measurement head 6, thermoelectric material and Material Containment platform 8, and then extend thermoelectric material test
The service life of device, solve adjust between measurement head 6 and thermoelectric material apart from when measurement head 6 produce under external force
Raw strong rocks, and influences the measurement accuracy of thermoelectric material thermoelectromotive force, thermoelectric material test device service life is short to ask
Topic.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (3)
1. a kind of thermoelectric material test device, including thermoelectromotive force measurement apparatus main body (1), it is characterised in that：The temperature difference
Side at the top of electro-motive force measurement apparatus main body (1) is vertically connected with support (2), and the horizontal protrusion in side of the support (2) is formed
Crossbeam (3)；The top of the crossbeam (3), which is run through in the perforation opened up, is fixedly connected with position-limiting tube (4), outside the position-limiting tube (4)
Surface and crossbeam (3) perforation the hole wall position that is in contact are installed with groove (41), and the outer surface of position-limiting tube (4) is in perforation
Orientation put be fixedly connected with four groups be used for positioned above position-limiting tube (4) it is square it is upper determine block (42), position-limiting tube (4) outside
Surface, which stretches out perforation lower position and is fixedly connected with four groups, to be used to square lower determine block to what is positioned below position-limiting tube (4)
(43)；The inner tubal wall of the position-limiting tube (4) is threaded with screw rod (5), and the top of the screw rod (5) is stretched out above position-limiting tube (4)
Position is fixedly connected with the nut (51) for rotating screw rod (5), and position-limiting tube (4) lower position is stretched out in the bottom of screw rod (5)
The measurement head (6) of embedded first voltage measurement terminal, the thermoelectromotive force measurement apparatus main body are connected with by rotating shaft (52)
(1) it is connected with the stopper slot bottom land opened up at the top of by damping Zeng Wen mechanisms (7) for disposing the material of thermoelectric material to put
Put platform (8), be provided with the Material Containment platform (8) prolong its length direction extension bottom surface it is curved be used for limit thermoelectric material
Detent (81)；The bottom land of the detent (81) is embedded with second voltage measurement terminal, the damping Zeng Wen mechanisms (7)
Lower carrier plate (71) and upper supporting plate (72) including flush with each other, are installed with respectively between the upper supporting plate (72) and lower carrier plate (71)
Spring (73) and buffering sponge (74), the top of the upper supporting plate (72) are located at the fixed company of the side position of Material Containment platform (8) two
It is connected to positioning strip (75).
A kind of 2. thermoelectric material test device according to claim 1, it is characterised in that：It is described upper to determine block (42) and lower fixed
Block (43) is welded in one with position-limiting tube (4).
A kind of 3. thermoelectric material test device according to claim 1, it is characterised in that：The spring (73) at least disposes
Three groups, top and upper supporting plate (72) bottom of spring (73) are mutually welded, and the bottom of spring (73) and phase at the top of lower carrier plate (71)
Welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720407998.6U CN206671407U (en) | 2017-04-19 | 2017-04-19 | A kind of thermoelectric material test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720407998.6U CN206671407U (en) | 2017-04-19 | 2017-04-19 | A kind of thermoelectric material test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206671407U true CN206671407U (en) | 2017-11-24 |
Family
ID=60372724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720407998.6U Expired - Fee Related CN206671407U (en) | 2017-04-19 | 2017-04-19 | A kind of thermoelectric material test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206671407U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108490237A (en) * | 2018-03-08 | 2018-09-04 | 华中科技大学 | A kind of device and method of potable metal pipeline thermoelectric gesture nondestructive measurement |
-
2017
- 2017-04-19 CN CN201720407998.6U patent/CN206671407U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108490237A (en) * | 2018-03-08 | 2018-09-04 | 华中科技大学 | A kind of device and method of potable metal pipeline thermoelectric gesture nondestructive measurement |
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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: 20171124 Termination date: 20200419 |