CN201488849U - Combined high-temperature fusant pressure transmitter - Google Patents
Combined high-temperature fusant pressure transmitter Download PDFInfo
- Publication number
- CN201488849U CN201488849U CN2009200710397U CN200920071039U CN201488849U CN 201488849 U CN201488849 U CN 201488849U CN 2009200710397 U CN2009200710397 U CN 2009200710397U CN 200920071039 U CN200920071039 U CN 200920071039U CN 201488849 U CN201488849 U CN 201488849U
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- China
- Prior art keywords
- combined high
- pressure transmitter
- amplifying circuit
- pressure
- temperature melt
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Abstract
The utility model discloses a combined high-temperature fusant pressure transmitter for measuring and monitoring fluid in the high-temperature process, comprising a pressure probe, an amplifying circuit, a shell and an aerial inserting part. The combined high-temperature fusant pressure transmitter is characterized by being formed by combining and installing the pressure probe, the amplifying circuit, the shell and the aerial inserting part in sequence from bottom to top. The combined high-temperature fusant pressure transmitter has the advantages that the product components can be well replaced, only part of the components is needed to be replaced for selecting different pressure ranges, products can be produced in a combined production line so as to improve production efficiency, the raw material resources of the products are saved, a certain component of the products can be replaced, and the reutilization of the original components of the products is guaranteed.
Description
Affiliated technical field
The utility model relates to a kind of be used for plant equipment high temperature fluid and melt pressure measurements and the combined high-temperature melt pressure transmitter of controlling such as chemical fibre, rubber and plastic.
Background technology
At present, be used for chemical fibre, the high-temperature fusant pressure unit of high temperature fluid pressure survey and control in the plant equipment such as rubber and plastic, because the defective of project organization, there are a lot of shortcomings in it, for example product is difficult for splitting, manufacturing flow process can't standardization, can't manufacture by streamline, different pressure limits needs different high-temperature fusant pressure unit products, promptly when pressure limit changes, need, and product can't carry out the component detection maintenance after breaking down whole pressure unit replacement of products, parts exchange and change, and cause product starting material or parts to reuse, the serious waste resource influences production efficiency simultaneously.
So under the situation, a kind ofly new can overcome the detachable of above-mentioned shortcoming, easily the invention of the combined high-temperature melt pressure transmitter that splits is imperative.
The utility model content
For solving the above problem that aforementioned high-temperature fusant pressure unit exists, the utility model patent provides a kind of combined high-temperature melt pressure transmitter, this combined high-temperature melt pressure transmitter with product complete be divided into four critical pieces, be pressure probe, amplifying circuit, shell, aviation plug-in unit, and adopt the mode of aggregate erection that product is assembled.
A kind of combined high-temperature melt pressure transmitter, comprise: pressure probe, amplifying circuit, shell and aviation plug-in unit is characterized in that: described combined high-temperature melt pressure transmitter is to be formed by pressure probe, amplifying circuit, shell and four individual components of aviation plug-in unit aggregate erection successively.
Described pressure probe comprises sensitive element, and described sensitive element is Bourdon tube, bellows or corrugated tube.
Described pressure probe also comprises the pressure-sensitive diaphragm in the high temperature process stream of being in of lower end, described pressure-sensitive diaphragm upper end is provided with the kapillary that is connected with pressure-sensitive diaphragm, described kapillary upper end is connected with sensitive element, described sensitive element is connected with the metal strain meter, and it forms strain resistor produces change in resistance with mechanical deformation strain bridge jointly.
Described kapillary is that diameter is the metal capillary of 0.3mm.
Described metal strain meter upper end is electrically connected with the amplifying circuit that the gained signal directly can be amplified.
Adopt the anti-interference amplifying circuit of common mode in the described amplifying circuit, it includes next electric signal and the number of metal strain meter conversion
The word signal is enlarged into standard signal and digital communication signal and outputs to the CMOS integrated circuit of long distance control system.
Described amplifying circuit upper end electrically connects and is useful on the aviation plug-in unit that is electrically connected.
The two ends up and down of described shell fix with pressure probe and aviation plug-in unit respectively by stationary installation.
The utility model has the advantages that, have the good product parts and exchange ability, select different pressure limits only to need the removable parts parts, product can carry out the production of combined type streamline and enhance productivity, saved the product raw material resources, can change the former parts that guaranteed product to certain parts of product and utilize once more.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further detailed.
Fig. 1 is the one-piece construction synoptic diagram of the utility model combined high-temperature melt pressure transmitter.
Fig. 2 is the decomposing schematic representation of the utility model combined high-temperature melt pressure transmitter.
Among the figure: 1, pressure probe, 101, pressure-sensitive diaphragm, 102, kapillary, 104, sensitive element, 106, the metal strain meter, 2, amplifying circuit, 3, shell, 4, the aviation plug-in unit
Embodiment
As shown in the figure; the utility model provides a kind of combined high-temperature melt pressure transmitter; this combined high-temperature melt pressure transmitter comprises the pressure probe 1 that is used for the pressure survey induction from the bottom up successively; the amplifying circuit 2 that is used for amplifying signal; be used to protect the shell 3 of entire product electric connection and the aviation plug-in unit 4 that is used to be electrically connected; be that we resolve into four independent parts with the utility model product; individual components can be distinguished independent production in process of production; and set up corresponding independent technique normative document; recombinant is installed and is carried out the machine debugging verification afterwards; can come into operation; so; product can carry out the production of combined type streamline; improved production efficiency; saved the product raw material resources; can carry out suitable replacing to certain parts that need of whole product, guarantee that the former parts of product utilize once more.
Described pressure probe 1 comprises and the contacted pressure-sensitive diaphragm 101 of high temperature process stream that flows, described pressure-sensitive diaphragm 101 adopts through stress relief and hardness promotes and the stainless steel Armoloy coating diaphragm of the 15-5PH of process vacuum heat and vacuum titanium carbide coating film treatment, and it has the good temperature resistance energy; Be connected in pressure-sensitive diaphragm 101 and be positioned at the kapillary 102 of pressure-sensitive diaphragm 101 upper ends, described kapillary 102 is that diameter is the metal capillary of 0.3mm, be flooded with in it and transmit medium incoercible in fact fluids such as (normally) oils, it is good that it has long-time stability, advantage such as not fragile, and described kapillary 102 outsides are wrapped up by threaded rod, and promptly kapillary 102 is through threaded rod inside, and threaded rod shields to kapillary 102; Being positioned at kapillary 102 upper ends is connected with sensitive element 104 and (generally includes Bourdon tube, bellows, corrugated tube etc.), metal clad strainometer 106 on this sensitive element 104, when sensitive element 104 pressurizeds (positive negative pressure) produce elastic deformation (linear displacement relatively), the elastic deformation of sensitive element 104 (linear displacement relatively) is passed to high temperature resistant on it, high-precision metal strain meter 106 is a strain ga(u)ge, this metal strain meter 106 electrically connects the amplifying circuit 2 that is used for amplifying signal, this amplifying circuit 2 can be many amplifiers amplifying circuit chip, include the CMOS integrated circuit that electric signal that 106 conversions of metal strain meter are next and digital signal are enlarged into standard signal and digital communication signal and output to long distance control system by the aviation plug-in unit 4 that is used to be electrically connected in described many amplifiers amplifying circuit chip, wherein the amplifying circuit of Cai Yonging is the anti-interference amplifying circuit of common mode, it can directly amplify the gained signal and be compatible mutually with long distance control system, directly the 0/5V of output amplification, 0/10V, 4/20MA and Hart protocol signal to computer or PLC system to carry out long-range measurement and monitoring; Described shell 3 adopts nut or other fixed form to be individually fixed on pressure probe 1 and the aviation plug-in unit 4, plays the protection parts wherein and the effect of its electric connection.Certainly on the other hand, kapillary 102 upper ends can also be connected with temperature output or display device (not shown), can a built-in high-precision temperature sensor at measurement point, pressure and temperature same-point measurement can have been realized simultaneously, and the information of relevant temperature is exported by output of this temperature or display device, perhaps this function also can realize by independent equipment in addition, be the performance of novelty with it with being located in this combined high-temperature melt pressure transmitter herein, and economical with materials, easy to use.
Detailed operation process of the present utility model is, pressure when the tested high temperature process stream that flows, pressure, by pressure-sensitive diaphragm 101, to transmit at 1: 1 and by filling the kapillary 102 that completely transmits medium incoercible in fact fluids such as (normally) oils, and pass to the sensitive element 104 that is connected with kapillary 102 and (generally include Bourdon tube, bellows, corrugated tube etc.), these sensitive element 104 pressurizeds (positive negative pressure) produce elastic deformation (linear displacement relatively), and the elastic deformation of sensitive element 104 (linear displacement relatively) passed to metal strain meter 106, because strain resistor, it forms Wheatstone bridge, it is the described pressure-sensitive diaphragm 101 that is in the high temperature process stream, be positioned at the kapillary 102 that pressure-sensitive diaphragm 101 upper ends are connected with pressure-sensitive diaphragm, be positioned at the sensitive element 104 of kapillary 102 upper ends and be positioned at that strainometer that sensitive element 104 upper ends are connected with sensitive element 104 106 is common forms strain resistors produce change in resistance with mechanical deformation strain bridge, based on Hooke's law: in elastic limit, the principle that the deformation of object is directly proportional with the external force that causes deformation, pressure converts linear electric signal to by the metal strain meter 106 on the sensitive element 104, under the effect of pressure, metal strain meter 106 changes its resistance after experiencing its deformation, thereby make the electric bridge out of trim, and the electric signal that is directly proportional with the applied pressure size of output, this electric signal continues to amplify by amplifying circuit 2 and is integrated into standard signal and digital communication signal continues electrically to export by aviation plug-in unit 4 again, and finally outputs to the pressure condition of display end with continuous demonstration high temperature process stream.
In this embodiment, it is emphasis that this combined high-temperature melt pressure transmitter is made up of the individual components that can independently produce and part installation, it also is one of important inventive point of this patent, the above, only being preferred embodiment of the present utility model, is not that the utility model is done any pro forma restriction.Any those of ordinary skill in the art are not breaking away under the utility model technical method scope situation, utilize the method content of above-mentioned announcement that the utility model technical method is made many possible changes and modification, all belong to the scope of claims protection.
Claims (8)
1. combined high-temperature melt pressure transmitter, comprise: pressure probe, amplifying circuit, shell and aviation plug-in unit is characterized in that: described combined high-temperature melt pressure transmitter is to be formed by pressure probe, amplifying circuit, shell and four individual components of aviation plug-in unit aggregate erection successively.
2. combined high-temperature melt pressure transmitter as claimed in claim 1, it is characterized in that: described pressure probe comprises sensitive element, described sensitive element is Bourdon tube, bellows or corrugated tube.
3. combined high-temperature melt pressure transmitter as claimed in claim 2, it is characterized in that: described pressure probe also comprises the pressure-sensitive diaphragm in the high temperature process stream of being in of lower end, described pressure-sensitive diaphragm upper end is provided with the kapillary that is connected with pressure-sensitive diaphragm, described kapillary upper end is connected with sensitive element, described sensitive element is connected with the metal strain meter, and it forms strain resistor produces change in resistance with mechanical deformation strain bridge jointly.
4. combined high-temperature melt pressure transmitter as claimed in claim 3 is characterized in that: described kapillary is that diameter is the metal capillary of 0.3mm.
5. combined high-temperature melt pressure transmitter as claimed in claim 3 is characterized in that: described metal strain meter upper end is electrically connected with the amplifying circuit that the gained signal directly can be amplified.
6. combined high-temperature melt pressure transmitter as claimed in claim 3, it is characterized in that: adopt the anti-interference amplifying circuit of common mode in the described amplifying circuit, it includes the CMOS integrated circuit that electric signal that the conversion of metal strain meter is come and digital signal are enlarged into standard signal and digital communication signal and output to long distance control system.
7. combined high-temperature melt pressure transmitter as claimed in claim 1 is characterized in that: described amplifying circuit upper end electrically connects and is useful on the aviation plug-in unit that is electrically connected.
8. combined high-temperature melt pressure transmitter as claimed in claim 1 is characterized in that: the two ends up and down of described shell fix with pressure probe and aviation plug-in unit respectively by stationary installation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200710397U CN201488849U (en) | 2009-04-24 | 2009-04-24 | Combined high-temperature fusant pressure transmitter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200710397U CN201488849U (en) | 2009-04-24 | 2009-04-24 | Combined high-temperature fusant pressure transmitter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201488849U true CN201488849U (en) | 2010-05-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200710397U Expired - Lifetime CN201488849U (en) | 2009-04-24 | 2009-04-24 | Combined high-temperature fusant pressure transmitter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201488849U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102937500A (en) * | 2011-08-15 | 2013-02-20 | 上海朝辉压力仪器有限公司 | Automatic zero setting pressure transmitter for high-temperature melt |
| CN103398815A (en) * | 2013-08-01 | 2013-11-20 | 哈尔滨东安发动机（集团）有限公司 | Pressure probe |
| CN106969869A (en) * | 2017-03-24 | 2017-07-21 | 齐亚斯(上海)物联网科技有限公司 | Environment-friendly high-temperature melt force sensor |
| CN107036755A (en) * | 2016-11-16 | 2017-08-11 | 中国核动力研究设计院 | A kind of pressure amplifier suitable for pressure measuring system |
| CN107505079A (en) * | 2017-08-31 | 2017-12-22 | 安徽禾禾自动化科技有限公司 | A kind of high pressure transmitter |
| CN109632177A (en) * | 2019-01-07 | 2019-04-16 | 上海自动化仪表有限公司 | Superhigh temperature pressure transmitter |
-
2009
- 2009-04-24 CN CN2009200710397U patent/CN201488849U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102937500A (en) * | 2011-08-15 | 2013-02-20 | 上海朝辉压力仪器有限公司 | Automatic zero setting pressure transmitter for high-temperature melt |
| CN103398815A (en) * | 2013-08-01 | 2013-11-20 | 哈尔滨东安发动机（集团）有限公司 | Pressure probe |
| CN107036755A (en) * | 2016-11-16 | 2017-08-11 | 中国核动力研究设计院 | A kind of pressure amplifier suitable for pressure measuring system |
| CN107036755B (en) * | 2016-11-16 | 2019-07-05 | 中国核动力研究设计院 | A kind of pressure amplifier suitable for pressure measuring system |
| CN106969869A (en) * | 2017-03-24 | 2017-07-21 | 齐亚斯(上海)物联网科技有限公司 | Environment-friendly high-temperature melt force sensor |
| CN107505079A (en) * | 2017-08-31 | 2017-12-22 | 安徽禾禾自动化科技有限公司 | A kind of high pressure transmitter |
| CN107505079B (en) * | 2017-08-31 | 2020-10-30 | 安徽禾禾自动化科技有限公司 | High-voltage transmitter |
| CN109632177A (en) * | 2019-01-07 | 2019-04-16 | 上海自动化仪表有限公司 | Superhigh temperature pressure transmitter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHANGHAI ROPER INDUSTRIES TRADING CO., LTD. Free format text: FORMER OWNER: HAOYING MEASURING TECHNOLOGY CO., LTD., SHANGHAI Effective date: 20120221 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 201108 MINHANG, SHANGHAI TO: 200082 YANGPU, SHANGHAI |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20120221 Address after: 200082, room 970, 1609 Dalian Road, Shanghai, Yangpu District Patentee after: Shanghai industries Trading Co. Ltd. Address before: 201108 Shanghai city Minhang District Huaning road 3740 Lane 125 Patentee before: Shanghai HaoYing Measurement & Control Technology Co., Ltd. |
|
| ASS | Succession or assignment of patent right |
Owner name: DYNISCO (SHANGHAI) INSTRUMENT CO., LTD. Free format text: FORMER OWNER: SHANGHAI ROPER INDUSTRIES TRADING CO., LTD. Effective date: 20141102 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 200082 YANGPU, SHANGHAI TO: 201100 MINHANG, SHANGHAI |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20141102 Address after: 201100 Shanghai City, Minhang District Shen Fu Road No. 800 Building 2 Patentee after: Celanese (Shanghai) instrument & Meter Co., Ltd. Address before: 200082, room 970, 1609 Dalian Road, Shanghai, Yangpu District Patentee before: Shanghai industries Trading Co. Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20100526 |
|
| CX01 | Expiry of patent term |