CN203672462U - Overturning structure of EVC300 intelligent volume correction instrument - Google Patents
Overturning structure of EVC300 intelligent volume correction instrument Download PDFInfo
- Publication number
- CN203672462U CN203672462U CN201420023432.XU CN201420023432U CN203672462U CN 203672462 U CN203672462 U CN 203672462U CN 201420023432 U CN201420023432 U CN 201420023432U CN 203672462 U CN203672462 U CN 203672462U
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- China
- Prior art keywords
- support
- upper cover
- main casing
- evc300
- correction instrument
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- Expired - Lifetime
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- 238000012937 correction Methods 0.000 title claims abstract description 33
- 238000009434 installation Methods 0.000 claims description 20
- 210000003205 muscle Anatomy 0.000 claims description 8
- 229920000515 polycarbonate Polymers 0.000 claims description 3
- 239000004417 polycarbonate Substances 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 3
- 239000004973 liquid crystal related substance Substances 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 16
- 238000004891 communication Methods 0.000 description 8
- 239000011435 rock Substances 0.000 description 4
- 238000009429 electrical wiring Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000567 combustion gas Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model relates to an overturning structure of an EVC300 intelligent volume correction instrument. The overturning structure of the correction instrument comprises an upper cover and a main shell. A capacitive touch key and a liquid crystal display board are arranged in the upper cover. A protection cover and a circuit board are arranged in the main shell, an output interface is arranged on the lateral side of the main shell, a first support is fixedly arranged on one side of the main shell, and second supports are fixedly arranged on the same side of the upper cover. Two parallel pulling grooves are formed in the first support, and two supporting bases in one-to-one correspondence to the pulling grooves are connected to the first support and provided with sliding blocks. Connecting boards are connected to the second supports and hinged to the two supporting bases through a hinging shaft, and the distance between the hinging shaft and the closest lateral side of the upper cover is not larger than the length of the pulling grooves. The overturning structure has the advantages that a rigid connecting structure is additionally arranged between the upper cover and the main shell on the basis of a flexible connecting wire, the connecting wire is not prone to damage when pulled through external force, and repairing and maintenance of the EVC300 intelligent volume correction instrument are facilitated.
Description
Technical field
The utility model relates to a kind of combustion gas calibrated meter, especially relates to the overturn structure of the EVC300 intelligence volume correction instrument of a kind of easy accessibility, easy access.
Background technology
Along with the sustainable development of gas industry, the metering of rock gas is more and more important, in collection, processing, storage, transport and the assigning process of rock gas, needs millions of flowmeters, wherein some flowmeter outturn is huge, high especially to accuracy of measurement and reliability requirement.Because rock gas is a kind of compressible fluid, only can detect the gas volume amount under operating mode as the flowmeter of one-time detection instrument itself, cannot provide the gas volume amount under standard state, bring very large inconvenience to the metering of rock gas.For metering more accurately, must there is a kind of temperature, pressure and flow signal that can detect online gas, and carry out compressibility factor and automatically revise and flow automatic tracking and compensating, operating mode volume is converted to the instrument of standard state volume, under this background, just produce volume correction instrument.Gas volume corrector is mainly used to the signals such as the temperature, pressure, flow of on-line monitoring gas, and carry out compressibility factor and automatically revise and flow automatic tracking and compensating, be the measurement instrument that carries out specially temperature and pressure compensation for industrial large flow gas table metering volume.
EVC300 intelligence volume correction instrument is can be easily supporting with gas turbine meter, gas roots flowmeter, diaphragm gas meter, the volume that the operating mode volume of mechanical gas gas that table measures is converted to mark condition, meets the digitized measurement and the demand for control of client to combustion gas.Existing EVC300 intelligence volume correction instrument is made up of upper cover and main casing, internal placement electronic devices and components, and upper cover is connected by electric wiring with main casing, and is bolted.Because EVC300 intelligence volume correction instrument is high precision precision instrument, need periodic maintenance and maintenance, this just need to often open upper cover and main casing, correction instrument internal components is carried out to situation investigation, but because upper cover is connected by electric wiring with main casing, after upper cover is pulled down, electricity wiring is easily subject to external force to involve and damage, as notification number is: a kind of volume correction instrument with wireless data transmission function that the Chinese utility model patent of CN201662411U provides, comprise shell, pressure sensor interface, temperature sensor interface and in order to according to pressure signal, temperature signal and flow signal carry out the processor of corrected Calculation, pressure sensor interface and temperature sensor interface are arranged on shell, processor is positioned at shell, shell is provided with to show the display window of modified value, volume correction instrument also comprises GPRS/GSM communication module and radio-frequency communication module, radio-frequency antenna and GPRS/GSM antenna are installed on shell, GPRS/GSM communication module is all connected with processor with radio-frequency communication module, GPRS/GSM communication module is connected with GPRS/GSM antenna, radio-frequency communication module is connected with radio-frequency antenna, GPRS/GSM communication module is all connected with power module with radio-frequency communication module, power module is connected with processor by filtering circuit.The shell of this volume correction instrument is connected by electric wiring with main casing, after shell disassembles, holds flimsy problem with regard to existing electric wiring.
Utility model content
The utility model is mainly that flimsy problem is held in existing electric wiring for existing volume correction instrument, provides one can effectively protect electric wiring, prevents the overturn structure of the EVC300 intelligence volume correction instrument of electric wiring damage.
Above-mentioned technical matters of the present utility model is mainly solved by following technical proposals: a kind of overturn structure of EVC300 intelligence volume correction instrument, comprise upper cover and main casing, in upper cover, be provided with capacitance touch button and LCD panel, in main casing, be provided with protective cover and wiring board, the side of main casing is provided with output interface, one side of described main casing is installed with the first support, the same side of upper cover is installed with the second support, on the first support, offer parallel two and lift groove, on the first support, be connected with two bearings, bearing is with to lift groove corresponding one by one, two bearings are provided with and can be contained in correspondence and lift the slide block in groove, on the second support, be connected with web joint, web joint is hinged by hinge and two bearings, hinge is not more than the length that lifts groove to the distance of the nearest side of upper cover.This EVC300 intelligence volume correction instrument has increased the first support and the second support between upper cover and main casing, and the first support is connected respectively bearing and web joint with the second support, and hinged by hinge, and the slide block on bearing can slide lifting in groove.This syndeton comprises two use states, in the time of upper cover and the fixing closure of main casing, slide block is positioned at and lifts trench bottom, in the time that needs are opened upper cover, upwards pull upper cover, the second support, web joint and bearing with on move, make slide block move to and lift groove top along lifting groove, upper cover is separated with main casing, and the upper cover that then overturns, now can overhaul correction instrument internal component, between upper cover and main casing on flexible electrical wiring basis, added the syndeton of rigidity, be subject under external force involves, electric wiring is not fragile yet.In the time that needs make upper cover and main casing closed, reverse flip also promotes upper cover downwards, makes slide block move to and lift trench bottom along lifting groove, returns back to closure state.Hinge is not more than the length that lifts groove to the distance of the nearest side of upper cover, ensured that upper cover at least can turn to vertical with main casing, and upper cover switching process is not interfered by main casing can.
As preferably, in described main casing, be provided with three installation base I, the first support is " L " shape plate, the base plate of the first support offers three mounting hole I, mounting hole I is corresponding one by one with installation base I, the first support is fixed by bolt and installation base I, and two lift groove and are vertically arranged on facing directly of the first support." L " shape the first supporting structure intensity is higher, and the first support is fixed by bolt and installation base I.
As preferably, in described main casing, be provided with three installation base II, the second support is " L " shape plate, the base plate of the second support offers three mounting hole II, mounting hole II is corresponding one by one with installation base II, the second support is fixed by bolt and installation base II, between the base plate of the second support and straight plate, is provided with floor." L " shape the second supporting structure intensity is higher, and the second support is fixed by bolt and installation base II, and floor has been strengthened the structural strength of the second support.
As preferably, the both sides of the first described support are equipped with side rib, and the upper end of side rib is anti-interference inclined-plane.Side rib has been strengthened the structural strength of the first support, and in upper cover upset, anti-interference inclined-plane can make upper cover overturn smoothly, and not interfered by side rib.
As preferably, the shell wall of described main casing is provided with draw-in groove, and the shell wall of upper cover is provided with the sealed muscle that can be contained in draw-in groove, and sealed muscle is that clamping coordinates with draw-in groove.Intelligence volume correction instrument is exact instrument, for preventing that the impurity such as water smoke or dust from entering intelligent volume correction instrument, just need to seal preferably intelligent volume correction instrument.Sealed muscle and draw-in groove match, and in the time that upper cover and main casing are fixing, can play preferably sealing function.
As preferably, four corners of described upper cover and main casing are equipped with fixed orifice, and upper cover is fixed by four bolts and main casing.Upper cover is fixed by four bolts and main casing, and technology maturation is fixing firm.
As preferably, described upper cover and main casing are made by polycarbonate.
Therefore, the beneficial effects of the utility model are: between upper cover and main casing, on the basis of flexible electrical wiring, added the syndeton of rigidity, be subject under external force involves, electricity wiring is not fragile yet, is convenient to the Problem of EVC300 intelligence volume correction instrument.
Brief description of the drawings
Accompanying drawing 1 is a kind of structural representation under the utility model closure state;
Accompanying drawing 2 is a kind of structural representations under the utility model open mode;
Accompanying drawing 3 is side views of accompanying drawing 2;
Accompanying drawing 4 is a kind of structural representations of syndeton between upper cover and main casing in the utility model;
Accompanying drawing 5 is side views of accompanying drawing 4.
Shown in figure: 1-upper cover, 2-main casing, 3-the first support, 4-the second support, 5-lift groove, 6-bearing, 7-slide block, 8-web joint, 9-mounting hole I, 10-mounting hole II, 11-floor, 12-side rib, 13-draw-in groove, 14-sealed muscle, 15-fixed orifice.
Embodiment
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment:
As Figure of description 1, 2, shown in 3, a kind of overturn structure of EVC300 intelligence volume correction instrument, comprise upper cover 1 and main casing 2, upper cover 1 and main casing 2 are made by polycarbonate, in upper cover 1, be provided with capacitance touch button and LCD panel, in main casing 2, be provided with protective cover and wiring board, the side of main casing 2 is provided with output interface, the shell wall of main casing 2 is provided with draw-in groove 13, the shell wall of upper cover 1 is provided with the sealed muscle 14 that can be contained in draw-in groove 13, sealed muscle 14 and draw-in groove 13 coordinate for clamping, four corners of upper cover 1 and main casing 2 are equipped with fixed orifice 15, upper cover 1 is fixing by four bolts and main casing 2, one side of main casing 2 is installed with the first support 3, the same side of upper cover 1 is installed with the second support 4, in main casing 2, be provided with three installation base II, the second support 4 is " L " shape plate, the base plate of the second support 4 offers three mounting hole II 10, mounting hole II 10 is corresponding one by one with installation base II, the second support 4 is fixed by bolt and installation base II, between the base plate of the second support 4 and straight plate, be provided with floor 11, in main casing 2, be provided with three installation base I, the first support 3 is " L " shape plate, the base plate of the first support 3 offers three mounting hole I 9, mounting hole I 9 is corresponding one by one with installation base I, the first support 3 is fixed by bolt and installation base I, the both sides of the first support 3 are equipped with side rib 12, the upper end of side rib 12 is anti-interference inclined-plane, as Figure of description 4, shown in 5, the facing directly of the first support 3 offers parallel two and lifts groove 5, on the first support 3, be connected with two bearings 6, bearing 6 is with to lift groove 5 corresponding one by one, two bearings 6 are provided with and can be contained in correspondence and lift the slide block 7 in groove 5, bearing 6 is bolted with corresponding slide block 7, on the second support 4, be bolted web joint 8, web joint 8 is hinged by hinge and two bearings 6, hinge is not more than the length that lifts groove 5 to the distance of the nearest side of upper cover 1.
This EVC300 intelligence volume correction instrument has increased the first support and the second support between upper cover and main casing, and the first support is connected respectively bearing and web joint with the second support, and hinged by hinge, and the slide block on bearing can slide lifting in groove.This syndeton comprises two use states, as shown in Figure of description 1, in the time of upper cover and the fixing closure of main casing, slide block is positioned at and lifts trench bottom, as shown in Figure of description 2, in the time that needs are opened upper cover, upwards pull upper cover, the second support, web joint and bearing with on move, make slide block move to and lift groove top along lifting groove, upper cover is separated with main casing, then upper cover overturns, now can overhaul correction instrument internal component, between upper cover and main casing on flexible electrical wiring basis, add the syndeton of rigidity, be subject under external force involves, electricity wiring is not fragile yet.In the time that needs make upper cover and main casing closed, reverse flip also promotes upper cover downwards, makes slide block move to and lift trench bottom along lifting groove, returns back to closure state.Hinge is not more than the length that lifts groove to the distance of the nearest side of upper cover, ensured that upper cover at least can turn to vertical with main casing, and upper cover switching process is not interfered by main casing can.
Should be understood that this embodiment is only not used in restriction scope of the present utility model for the utility model is described.In addition should be understood that those skilled in the art can make various changes or modifications the utility model after having read the content of the utility model instruction, these equivalent form of values fall within the application's appended claims limited range equally.
Claims (7)
1. the overturn structure of an EVC300 intelligence volume correction instrument, comprise upper cover (1) and main casing (2), upper cover is provided with capacitance touch button and LCD panel in (1), main casing is provided with protective cover and wiring board in (2), the side of main casing (2) is provided with output interface, it is characterized in that, one side of described main casing (2) is installed with the first support (3), the same side of upper cover (1) is installed with the second support (4), on the first support (3), offer parallel two and lift groove (5), on the first support (3), be connected with two bearings (6), bearing (6) is with to lift groove (5) corresponding one by one, two bearings (6) are provided with and can be contained in correspondence and lift the slide block (7) in groove (5), on the second support (4), be connected with web joint (8), web joint (8) is hinged by hinge and two bearings (6), hinge to the distance of the nearest side of upper cover (1) is not more than the length that lifts groove (5).
2. the overturn structure of a kind of EVC300 intelligence volume correction instrument according to claim 1, it is characterized in that, in described main casing (2), be provided with three installation base I, the first support (3) is " L " shape plate, the base plate of the first support (3) offers three mounting hole I (9), mounting hole I (9) is corresponding one by one with installation base I, and the first support (3) is fixed by bolt and installation base I, and two lift groove (5) and are vertically arranged on facing directly of the first support (3).
3. the overturn structure of a kind of EVC300 intelligence volume correction instrument according to claim 1, it is characterized in that, in described main casing (2), be provided with three installation base II, the second support (4) is " L " shape plate, the base plate of the second support (4) offers three mounting hole II (10), mounting hole II (10) is corresponding one by one with installation base II, and the second support (4) is fixed by bolt and installation base II, between the base plate of the second support (4) and straight plate, is provided with floor (11).
4. the overturn structure of a kind of EVC300 intelligence volume correction instrument according to claim 2, is characterized in that, the both sides of described the first support (3) are equipped with side rib (12), and the upper end of side rib (12) is anti-interference inclined-plane.
5. according to the overturn structure of a kind of EVC300 intelligence volume correction instrument described in claim 1 or 2 or 3 or 4, it is characterized in that, the shell wall of described main casing (2) is provided with draw-in groove (13), the shell wall of upper cover (1) is provided with the sealed muscle (14) that can be contained in draw-in groove (13), and sealed muscle (14) and draw-in groove (13) coordinate for clamping.
6. according to the overturn structure of a kind of EVC300 intelligence volume correction instrument described in claim 1 or 2 or 3 or 4, it is characterized in that, described upper cover (1) and four corners of main casing (2) are equipped with fixed orifice (15), and upper cover (1) is fixing by four bolts and main casing (2).
7. the overturn structure of a kind of EVC300 intelligence volume correction instrument according to claim 1, is characterized in that, described upper cover (1) and main casing (2) are made by polycarbonate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420023432.XU CN203672462U (en) | 2014-01-15 | 2014-01-15 | Overturning structure of EVC300 intelligent volume correction instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420023432.XU CN203672462U (en) | 2014-01-15 | 2014-01-15 | Overturning structure of EVC300 intelligent volume correction instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203672462U true CN203672462U (en) | 2014-06-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420023432.XU Expired - Lifetime CN203672462U (en) | 2014-01-15 | 2014-01-15 | Overturning structure of EVC300 intelligent volume correction instrument |
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| Country | Link |
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| CN (1) | CN203672462U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103868570A (en) * | 2014-01-15 | 2014-06-18 | 浙江苍南仪表厂 | Connecting structure for EVC300 intelligent volume corrector |
-
2014
- 2014-01-15 CN CN201420023432.XU patent/CN203672462U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103868570A (en) * | 2014-01-15 | 2014-06-18 | 浙江苍南仪表厂 | Connecting structure for EVC300 intelligent volume corrector |
| CN103868570B (en) * | 2014-01-15 | 2017-01-18 | 浙江苍南仪表集团有限公司 | Connecting structure for EVC300 intelligent volume corrector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Lingxi Industrial Demonstration Park in Cangnan County of Wenzhou City, Zhejiang province 325800 Patentee after: Zhejiang Cangnan Instrument Co.,Ltd. Address before: Lingxi Industrial Demonstration Park in Cangnan County of Wenzhou City, Zhejiang province 325800 Patentee before: Zhejiang Cangnan Instrument Factory |
|
| CP03 | Change of name, title or address |
Address after: Lingxizhen Industrial Demonstration Park in Cangnan County of Wenzhou City, Zhejiang province 325800 Patentee after: ZHEJIANG CANGNAN INSTRUMENT GROUP Co.,Ltd. Address before: Lingxi Industrial Demonstration Park in Cangnan County of Wenzhou City, Zhejiang province 325800 Patentee before: Zhejiang Cangnan Instrument Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Lingxizhen Industrial Demonstration Park in Cangnan County of Wenzhou City, Zhejiang province 325800 Patentee after: ZHEJIANG CANGNAN INSTRUMENT GROUP CO.,LTD. Address before: Lingxizhen Industrial Demonstration Park in Cangnan County of Wenzhou City, Zhejiang province 325800 Patentee before: ZHEJIANG CANGNAN INSTRUMENT GROUP Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140625 |