CN207688817U - Sheet type capacitance in a kind of TMA - Google Patents
Sheet type capacitance in a kind of TMA Download PDFInfo
- Publication number
- CN207688817U CN207688817U CN201820054413.1U CN201820054413U CN207688817U CN 207688817 U CN207688817 U CN 207688817U CN 201820054413 U CN201820054413 U CN 201820054413U CN 207688817 U CN207688817 U CN 207688817U
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- China
- Prior art keywords
- metal piece
- fixed
- live metal
- partition board
- live
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Abstract
The utility model discloses sheet type capacitances in a kind of TMA, including shell, partition board, fixed sheet metal, live metal piece, measure fixed block, the enclosure interior side is provided with the fixed sheet metal, the fixed sheet metal is provided with fixed conducting wire close to the shell side, it is provided with the live metal piece above the fixed sheet metal, it is provided with air dielectric between the live metal piece and the fixed sheet metal, it is provided with the partition board above the live metal piece, the partition board is provided with sliding rail close to live metal piece side.Advantageous effect is：The utility model can carry out the deformation quantity of sample point accurately to measure work, fixed block is measured to come into full contact with sample, sample, which deforms upon, makes push rod be moved, drive the movement of live metal piece, to change the size of capacitance, the smaller deformation quantity of sample occurred can accurately be measured using capacitance, substantially increases the use reliability of capacitance in TMA.
Description
Technical field
The utility model is related to capacitance technology fields, more particularly to sheet type capacitance in a kind of TMA.
Background technology
TMA is thermo-mechanical analysis, under temperature programmed control, to point of deformation and temperature relation of the sample under non-vibration load
Analysis, TMA is mainly used in glass transition and fusing test, the test etc. of second order trnasition will divide during thermo-mechanical analysis
Analysis obtains the delta data that deformation is generated with temperature relation it is necessary to the delta data and sample deformation that accurately detect temperature, temperature
Degrees of data can carry out accurate temperature with temperature sensors of high precision and measure work, but general displacement sensor or deformation
Quantity sensor may can't detect since deformation quantity is smaller when the deformation values detection of sample.
Utility model content
The purpose of this utility model is that provides sheet type capacitance in a kind of TMA to solve the above-mentioned problems.
The utility model is achieved through the following technical solutions above-mentioned purpose：
Sheet type capacitance in a kind of TMA, including shell, partition board, fixed sheet metal, live metal piece, fixed block is measured,
The enclosure interior side is provided with the fixed sheet metal, and the fixed sheet metal is provided with fixation close to the shell side
Conducting wire, is provided with the live metal piece above the fixed sheet metal, the live metal piece and the fixed sheet metal it
Between be provided with air dielectric, be provided with the partition board above the live metal piece, the partition board is close to the live metal piece
Side is provided with sliding rail, and the live metal piece is provided with insulating layer close to the sliding rail side, and the insulating layer is far from described
Live metal piece side is provided with sliding block, and the live metal piece is provided with active wire close to the partition board side, it is described every
It is provided with loose slot on plate, is provided with guidewire lumen above the partition board, live metal piece side is provided with push rod, described to push away
Bar is provided with the measurement fixed block far from live metal piece one end, and the measurement fixed block is set far from the push rod side
It is equipped with anti-skidding patch, grooved hole is arranged close to the push rod side in the shell.
In above structure, the measurement fixed block is in contact by the anti-skidding patch with sample point, and sample is outward
Or inside, when deforming upon, the measurement fixed block follows the deformation of sample to be moved, to drive the push rod to carry out phase
The movement answered, the push rod drive the live metal piece to be moved accordingly again, due to the position of the live metal piece
It changes, the effective area between the live metal piece and the fixed sheet metal changes, the capacitance of capacitor
Also it changes therewith, the size of the deformed upon deformation quantity of sample point is obtained according to the variable quantity of capacitance.
In order to further increase the use reliability of capacitance in TMA, the fixed conducting wire is electrically connected with the fixed sheet metal
It connects, the active wire is electrically connected with the live metal piece.
In order to further increase the use reliability of capacitance in TMA, the push rod fixes block welding with the measurement, described
It is Nian Jie with the anti-skidding patch to measure fixed block.
In order to further increase the use reliability of capacitance in TMA, the fixed sheet metal passes through card slot with the shell
It is fixedly connected.
In order to further increase the use reliability of capacitance in TMA, the partition board, which is fixed with the shell by card slot, to be connected
It connects.
In order to further increase the use reliability of capacitance in TMA, the insulating layer and the live metal piece and described
Sliding block is bonded.
In order to further increase the use reliability of capacitance in TMA, the active wire and the insulating layer and the cunning
Block is fixedly connected by card slot.
Advantageous effect is：The utility model can carry out the deformation quantity of sample point accurately to measure work, measure solid
Determine block to come into full contact with sample, sample, which deforms upon, makes push rod be moved, and the movement of live metal piece is driven, to change capacitance
The size of value can accurately measure the smaller deformation quantity of sample occurred using capacitance, be substantially increased in TMA
The use reliability of capacitance.
Description of the drawings
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 should be apparent that, the accompanying drawings in the following description is only
Some embodiments of the utility model, for those of ordinary skill in the art, without creative efforts,
It can also be obtained according to these attached drawings other accompanying drawings.
Fig. 1 is the structural schematic diagram of sheet type capacitance in a kind of TMA described in the utility model；
Fig. 2 is the diaphragm structure schematic diagram of sheet type capacitance in a kind of TMA described in the utility model；
Fig. 3 is the slide block structure schematic diagram of sheet type capacitance in a kind of TMA described in the utility model.
The reference numerals are as follows：
1, fixed sheet metal；2, air dielectric；3, shell；4, partition board；5, guidewire lumen；6, sliding rail；7, insulating layer；8, movable
Conducting wire；9, sliding block；10, live metal piece；11, push rod；12, fixed block is measured；13, anti-skidding patch；14, slot；15, fixation is led
Line；16, loose slot.
Specific implementation mode
The utility model is described in further detail below in conjunction with the accompanying drawings：
As shown in Figure 1-Figure 3, sheet type capacitance in a kind of TMA, including shell 3, partition board 4, fixed sheet metal 1, activity
Sheet metal 10 measures fixed block 12, and 3 interior side of shell is provided with fixed sheet metal 1, plays electrode, fixed sheet metal 1
3 side of shell is provided with fixed conducting wire 15, convenient for connection external circuit, 1 top of fixed sheet metal is provided with live metal
Piece 10, plays electrode, is provided with air dielectric 2 between live metal piece 10 and fixed sheet metal 1, on live metal piece 10
Side is provided with partition board 4, and partition board 4 is provided with sliding rail 6 close to 10 side of live metal piece, is moved convenient for sliding block 9, live metal piece 10
6 side of sliding rail is provided with insulating layer 7, protection live metal piece 10, insulating layer 7 is provided with far from 10 side of live metal piece
Sliding block 9 is convenient for the movement of live metal piece 10, live metal piece 10 that 4 side of partition board is provided with active wire 8, convenient for connecting
External circuit is connect, loose slot 16 is provided on partition board 4, the movement of active wire 8,4 top of partition board is convenient for be provided with guidewire lumen 5,
Sufficiently long active wire 8 is placed, the movement of active wire 8,10 side of live metal piece when portable propelling sheet metal 10 moves
It is provided with push rod 11, live metal piece 10 is driven to move, push rod 11 is provided with measurement fixed block far from 10 one end of live metal piece
12, it is in contact with sample, the deformation of sample is followed to move, measure fixed block 12 and 11 side of push rod is provided with anti-skidding patch
13, it prevents from measuring the sliding of fixed block 12, shell 3 is arranged grooved hole 14 close to 11 side of push rod, facilitates the movement of push rod 11.
In above structure, measures fixed block 12 and be in contact with sample point by anti-skidding patch 13, sample is outward or interior
When side deforms upon, measures fixed block 12 and the deformation of sample is followed to be moved, to drive push rod 11 to be moved accordingly,
Push rod 11 drives live metal piece 10 to be moved accordingly again, since the position of live metal piece 10 changes, activity gold
The effective area belonged between piece 10 and fixed sheet metal 1 changes, and the capacitance of capacitor also changes therewith, according to electricity
The variable quantity of capacitance obtains the size of the deformed upon deformation quantity of sample point.
In order to further increase the use reliability of capacitance in TMA, fixed conducting wire 15 is electrically connected with fixed sheet metal 1, living
Dynamic conducting wire 8 is electrically connected with live metal piece 10, and push rod 11 measures fixed block 12 and anti-skidding patch 13 in measuring the welding of fixed block 12
Bonding, fixed sheet metal 1 are fixedly connected with shell 3 by card slot, and partition board 4 is fixedly connected with shell 3 by card slot, insulating layer 7
Nian Jie with live metal piece 10 and sliding block 9, active wire 8 is fixedly connected with insulating layer 7 and sliding block 9 by card slot.
The basic principles and main features and advantage of the utility model have been shown and described above.The technical staff of the industry
It should be appreciated that the present utility model is not limited to the above embodiments, the above embodiments and description only describe this
The principle of utility model, on the premise of not departing from the spirit and scope of the utility model, the utility model also has various change
And improvement, these various changes and improvements fall within the scope of the claimed invention.
Claims (7)
1. sheet type capacitance in a kind of TMA, it is characterised in that：Including shell（3）, partition board（4）, fixed sheet metal（1）, activity
Sheet metal（10）, measure fixed block（12）, the shell（3）Interior side is provided with the fixed sheet metal（1）, the fixation
Sheet metal（1）Close to the shell（3）Side is provided with fixed conducting wire（15）, the fixed sheet metal（1）Top is arranged
State live metal piece（10）, the live metal piece（10）With the fixed sheet metal（1）Between be provided with air dielectric（2）,
The live metal piece（10）Top is provided with the partition board（4）, the partition board（4）Close to the live metal piece（10）Side
It is provided with sliding rail（6）, the live metal piece（10）Close to the sliding rail（6）Side is provided with insulating layer（7）, the insulating layer
（7）Far from the live metal piece（10）Side is provided with sliding block（9）, the live metal piece（10）Close to the partition board（4）
Side is provided with active wire（8）, the partition board（4）On be provided with loose slot（16）, the partition board（4）Top is provided with conducting wire
Chamber（5）, the live metal piece（10）Side is provided with push rod（11）, the push rod（11）Far from the live metal piece（10）
One end is provided with the measurement fixed block（12）, the measurement fixed block（12）Far from the push rod（11）Side is provided with anti-skidding
Patch（13）, the shell（3）Close to the push rod（11）Grooved hole is arranged in side（14）.
2. sheet type capacitance in a kind of TMA according to claim 1, it is characterised in that：The fixed conducting wire（15）With
The fixed sheet metal（1）Electrical connection, the active wire（8）With the live metal piece（10）Electrical connection.
3. sheet type capacitance in a kind of TMA according to claim 1, it is characterised in that：The push rod（11）With it is described
Measure fixed block（12）Welding, the measurement fixed block（12）With the anti-skidding patch（13）Bonding.
4. sheet type capacitance in a kind of TMA according to claim 1, it is characterised in that：The fixed sheet metal（1）With
The shell（3）It is fixedly connected by card slot.
5. sheet type capacitance in a kind of TMA according to claim 1, it is characterised in that：The partition board（4）With the shell
Body（3）It is fixedly connected by card slot.
6. sheet type capacitance in a kind of TMA according to claim 1, it is characterised in that：The insulating layer（7）With it is described
Live metal piece（10）With the sliding block（9）Bonding.
7. sheet type capacitance in a kind of TMA according to claim 1, it is characterised in that：The active wire（8）With institute
State insulating layer（7）With the sliding block（9）It is fixedly connected by card slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820054413.1U CN207688817U (en) | 2018-01-13 | 2018-01-13 | Sheet type capacitance in a kind of TMA |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820054413.1U CN207688817U (en) | 2018-01-13 | 2018-01-13 | Sheet type capacitance in a kind of TMA |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207688817U true CN207688817U (en) | 2018-08-03 |
Family
ID=62991662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820054413.1U Expired - Fee Related CN207688817U (en) | 2018-01-13 | 2018-01-13 | Sheet type capacitance in a kind of TMA |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207688817U (en) |
-
2018
- 2018-01-13 CN CN201820054413.1U patent/CN207688817U/en not_active Expired - Fee Related
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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: 20180803 Termination date: 20220113 |