CN105865546B - Solid flow meter mounting structure - Google Patents
Solid flow meter mounting structure Download PDFInfo
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- CN105865546B CN105865546B CN201510035704.7A CN201510035704A CN105865546B CN 105865546 B CN105865546 B CN 105865546B CN 201510035704 A CN201510035704 A CN 201510035704A CN 105865546 B CN105865546 B CN 105865546B
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Abstract
The invention discloses a solid flow meter mounting structure, relates to the technical field of solid flow meters, and is designed for solving the problem of pressure and dust leakage caused by breakage of a ceramic tube of the conventional solid flow meter. This solid flowmeter mounting structure does, last metal casing that is provided with of pipeline and the electrical apparatus box of being connected with metal casing, be provided with solid flowmeter in the metal casing, it is sealed to form between solid flowmeter's ceramic pipe and the metal casing, solid flowmeter's measuring electrode is connected with the circuit board in the electrical apparatus box, be provided with sealed separator between solid flowmeter and the electrical apparatus box, measuring electrode is through sealed separator connecting circuit board, sealed separator is used for with mutual isolation between solid flowmeter and the electrical apparatus box. The solid flowmeter mounting structure provided by the invention is provided with the sealing isolation piece, so that the medium and pressure in the conveying pipeline can not leak when the ceramic pipe of the solid flowmeter is broken, and the normal production of a factory is ensured.
Description
Technical Field
The invention relates to the technical field of solid flowmeters, in particular to a solid flowmeter mounting structure.
Background
The solid flowmeter is widely applied to medium flow detection in a pneumatic conveying device and a free-fall type conveying process so as to ensure that the medium flow control is in a proper range.
As shown in fig. 1, a conventional solid flow meter mounting structure is provided with a metal casing 2 ' and an electrical box 3 ' connected to the metal casing 2 ' on a conveying pipe 1 ', a solid flow meter 4 ' is provided in the metal casing 2 ', and a measuring electrode of the solid flow meter 4 ' is connected to a circuit board in the electrical box 3 ' through a signal line 5 '. The signal detected by the measuring electrode is transmitted to the circuit board through the signal wire 5', and the circuit board analyzes the signal and outputs the current medium flow. A seal is formed between the ceramic tube of the solid flow meter 4 'and the metal casing 2' to prevent dust and pressure in the conveying pipe 1 'from leaking through the appliance case 3'.
The mounting structure has potential safety hazards, when the ceramic pipe of the solid flow meter is broken due to external force and other reasons, dust and pressure in the conveying pipeline can be leaked out from the broken part of the ceramic pipe, normal production is seriously influenced, and the production line of a factory is stopped.
In view of the above problems, it is desirable to provide a new solid flow meter mounting structure to solve the problem of dust and pressure leakage in the existing mounting structure.
Disclosure of Invention
The invention aims to provide a solid flowmeter mounting structure which is safe to use and does not cause leakage of medium and pressure even if a ceramic pipe is broken.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a solid flow meter mounting structure, last metal casing that is provided with of pipeline and the electrical apparatus box of being connected with metal casing, be provided with solid flow meter in the metal casing, solid flow meter's ceramic pipe with it is sealed to form between the metal casing, solid flow meter's measuring electrode is connected with the circuit board in the electrical apparatus box, solid flow meter with be provided with sealed separator between the electrical apparatus box, measuring electrode warp sealed separator is connected the circuit board, sealed separator is used for with isolated each other between solid flow meter and the electrical apparatus box.
Preferably, the sealing isolator comprises an insulating isolator sheet and a signal adapter penetrating through the insulating isolator sheet;
the insulating isolation sheet is fixedly arranged on the metal shell;
the measuring electrode is connected to the circuit board through the signal adapter.
Preferably, the insulating spacer is an insulating ceramic sheet.
Preferably, the signal adapter is a metal probe arranged corresponding to the measuring electrode.
Preferably, the metal probe is hermetically connected with the insulating spacer.
Preferably, the metal probes are arranged in the same manner as the measuring electrodes.
Preferably, the external dimension of the insulating spacer is larger than the cross-sectional dimension of the metal shell, and the insulating spacer is arranged on the metal shell in a penetrating manner.
Preferably, the insulating spacer is arranged in the metal shell and is tightly matched with the inner wall of the metal shell.
The invention has the beneficial effects that:
according to the mounting structure of the solid flow meter, the sealing isolating piece is arranged between the solid flow meter and the electric appliance box, the measuring electrode of the solid flow meter is connected with the circuit board through the sealing isolating piece, the signal transmission between the measuring electrode and the circuit board cannot be influenced, the solid flow meter and the electric appliance box are isolated from each other through the sealing isolating piece, even if a ceramic tube of the solid flow meter is broken, the leakage of a medium and pressure can be effectively prevented due to the action of the sealing isolating piece, and the normal production of a factory is ensured.
Drawings
Fig. 1 is a schematic structural view of a mounting structure of a conventional solid flow meter;
FIG. 2 is a schematic view of an installation configuration of a solid flow meter according to an embodiment of the invention;
FIG. 3 is a top view of a seal spacer provided in accordance with an embodiment of the present invention;
FIG. 4 is a sectional view taken along line A-A of FIG. 3;
fig. 5 is a schematic view of an installation structure of a solid flowmeter according to a second embodiment of the present invention.
In the figure, 1', a delivery duct; 2', a metal housing; 3', an electrical box; 4', a solid flow meter; 5', a signal line;
1. a delivery conduit; 2. a metal housing; 3. an electrical box; 4. a solids flow meter; 5. a signal line; 6. a seal spacer; 61. an insulating spacer; 62. a signal adapter.
Detailed Description
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
The invention provides a solid flowmeter mounting structure.A metal shell and an electrical box connected with the metal shell are arranged on a conveying pipeline, a solid flowmeter is arranged in the metal shell, a seal is formed between a ceramic tube of the solid flowmeter and the metal shell, and a measuring electrode of the solid flowmeter is connected with a circuit board in the electrical box. A sealing isolator is arranged between the solid flow meter and the electric box, the measuring electrode is connected with the circuit board through the sealing isolator, and the sealing isolator is used for isolating the solid flow meter and the electric box from each other.
The solid flowmeter mounting structure provided by the invention is additionally provided with the sealing isolation piece, so that the transmission of signals between the measuring electrode and the circuit board is not influenced, the medium and the pressure in the conveying pipeline can be prevented from leaking when the ceramic pipe of the solid flowmeter is broken, and the normal production of a factory is ensured.
The first embodiment is as follows:
in the present embodiment, as shown in fig. 2 to 4, a metal casing 2 is integrally provided on a conveying pipe 1, and an electrical box 3 is connected to the metal casing 2. A solid flow meter 4 is arranged in the metal shell 2, and a seal is formed between a ceramic pipe of the solid flow meter 4 and the inner wall of the metal shell 2.
A sealing spacer 6 is provided between the solid flow meter 4 and the electrical box 3. The seal spacer 6 includes an insulating spacer 61 and a signal adaptor 62 penetrating the insulating spacer 61. The external dimension of the insulating spacer 61 is larger than the cross-sectional dimension of the metal shell 2, and the insulating spacer is arranged on the metal shell 2 in a penetrating way and forms a closed connection with the metal shell 2. The hermetic connection may be achieved by welding, use of a seal, or the like. The measuring electrode of the solid flow meter 4 is connected to the signal adapter 62 through the signal line 5, and the signal adapter 62 is connected to the circuit board in the electrical box 3 through the signal line 5. The flow signal detected by the measuring electrode is transmitted to the circuit board via the signal adapter 62.
In this embodiment, the insulating spacer 61 is made of an insulating ceramic sheet, which is easily available in material, low in cost and good in insulating effect.
The signal adapter 62 is a metal probe, which corresponds to the measuring electrodes of the solid flow meter 4 one by one. In this embodiment, seven metal probes are used, and the arrangement of the metal probes is the same as that of the measuring electrodes, so that the wiring is convenient. Furthermore, the metal probe is connected with the insulating spacer 61 in a sealing manner, so that the isolation effect is further improved, and dust and pressure are prevented from leaking from gaps.
The insulating spacer 61 is not limited to the use of an insulating ceramic sheet, other structures capable of achieving isolation are all possible, the signal adapter 62 is not limited to a metal probe, the arrangement mode and the number of the signal adapter are not limited to the above conditions, and the signal adapter can be set according to the structure of the specific solid flow meter 4.
Example two:
the present embodiment provides a solid flow meter mounting structure, as shown in fig. 5, the structure of which is basically the same as that of the first embodiment, a metal casing 2 is integrally provided on a conveying pipe 1, and an electrical box 3 is connected to the metal casing 2. A solid flow meter 4 is arranged in the metal shell 2, and a seal is formed between a ceramic pipe of the solid flow meter 4 and the inner wall of the metal shell 2. A sealing spacer 6 is provided between the solid flow meter 4 and the electrical box 3. The seal spacer 6 includes an insulating spacer 61 and a signal adaptor 62 penetrating the insulating spacer 61.
The difference is that in the present embodiment, the insulating spacer 61 is disposed inside the metal casing 2, and the peripheral wall of the insulating spacer 61 is tightly fitted with the inner wall of the metal casing 2, so that the solid flow meter 4 and the electrical box 3 can be isolated from each other without damaging the metal casing 2.
The technical principle of the present invention is described above in connection with specific embodiments. The description is made for the purpose of illustrating the principles of the invention and should not be construed in any way as limiting the scope of the invention. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without inventive effort, which would fall within the scope of the present invention.
Claims (8)
1. The utility model provides a solid flow meter mounting structure, is provided with metal casing (2) and electrical apparatus box (3) be connected with metal casing (2) on pipeline (1), be provided with solid flow meter (4) in metal casing (2), the ceramic tube of solid flow meter (4) with form sealedly between metal casing (2), the measuring electrode of solid flow meter (4) is connected its characterized in that with the circuit board in electrical apparatus box (3): a sealing isolator (6) is arranged between the solid flow meter (4) and the electrical box (3), the measuring electrode is connected with the circuit board through the sealing isolator (6), and the sealing isolator (6) is used for isolating the solid flow meter (4) and the electrical box (3) from each other; the sealing isolation piece (6) comprises an insulating isolation sheet (61) and a signal transfer piece (62) arranged on the insulating isolation sheet (61) in a penetrating mode.
2. The solid flow meter mounting structure according to claim 1, wherein:
the insulating isolation sheet (61) is fixedly arranged on the metal shell (2);
the measuring electrodes are connected to the circuit board via the signal adapter (62).
3. The solid flow meter mounting structure according to claim 2, wherein: the insulating spacer (61) is an insulating ceramic sheet.
4. The solid flow meter mounting structure according to claim 2, wherein: the signal adaptor (62) is a metal probe arranged corresponding to the measuring electrode.
5. The solid flow meter mounting structure according to claim 4, wherein: the metal probe is hermetically connected with the insulating spacer (61).
6. The solid flow meter mounting structure according to claim 4, wherein: the metal probes are arranged in the same manner as the measuring electrodes.
7. A solid flow meter mounting structure according to any one of claims 2 to 6, wherein: the external dimension of the insulating spacer (61) is larger than the cross section dimension of the metal shell (2), and the insulating spacer (61) penetrates through the metal shell (2).
8. A solid flow meter mounting structure according to any one of claims 2 to 6, wherein: the insulating isolation sheet (61) is arranged in the metal shell (2) and is tightly matched with the inner wall of the metal shell (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510035704.7A CN105865546B (en) | 2015-01-23 | 2015-01-23 | Solid flow meter mounting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510035704.7A CN105865546B (en) | 2015-01-23 | 2015-01-23 | Solid flow meter mounting structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105865546A CN105865546A (en) | 2016-08-17 |
| CN105865546B true CN105865546B (en) | 2022-03-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510035704.7A Active CN105865546B (en) | 2015-01-23 | 2015-01-23 | Solid flow meter mounting structure |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112798064B (en) * | 2020-12-25 | 2023-01-24 | 重庆川仪自动化股份有限公司 | Production line for processing and detecting pipeline type electromagnetic flowmeter |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101858763A (en) * | 2010-05-31 | 2010-10-13 | 江苏迈拓智能仪表有限公司 | Integraph shell thread-guide sealing structure for ultrasonic flow and heat meter |
| CN102305648A (en) * | 2011-07-27 | 2012-01-04 | 上海肯特仪表股份有限公司 | Unlined measurement head of electromagnetic flowmeter |
| CN102313413A (en) * | 2010-07-05 | 2012-01-11 | 丹佛斯（天津）有限公司 | Degree of superheat sensing device |
| CN202255486U (en) * | 2011-09-01 | 2012-05-30 | 大连美天三有电子仪表有限公司 | Electromagnetic flow-meter |
| CN204421977U (en) * | 2015-01-23 | 2015-06-24 | 北京斯威尔工业测量仪器有限公司 | A kind of solid flowmeter mounting structure |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9429588B2 (en) * | 2012-08-16 | 2016-08-30 | Brickhouse Innovations, Llc | Electromagnetic boat speedometer having removable electrodes |
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2015
- 2015-01-23 CN CN201510035704.7A patent/CN105865546B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101858763A (en) * | 2010-05-31 | 2010-10-13 | 江苏迈拓智能仪表有限公司 | Integraph shell thread-guide sealing structure for ultrasonic flow and heat meter |
| CN102313413A (en) * | 2010-07-05 | 2012-01-11 | 丹佛斯（天津）有限公司 | Degree of superheat sensing device |
| CN102305648A (en) * | 2011-07-27 | 2012-01-04 | 上海肯特仪表股份有限公司 | Unlined measurement head of electromagnetic flowmeter |
| CN202255486U (en) * | 2011-09-01 | 2012-05-30 | 大连美天三有电子仪表有限公司 | Electromagnetic flow-meter |
| CN204421977U (en) * | 2015-01-23 | 2015-06-24 | 北京斯威尔工业测量仪器有限公司 | A kind of solid flowmeter mounting structure |
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| CN105865546A (en) | 2016-08-17 |
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