CN202533114U - Intrinsically safe electromagnetic flowmeter sensor - Google Patents
Intrinsically safe electromagnetic flowmeter sensor Download PDFInfo
- Publication number
- CN202533114U CN202533114U CN2012201749343U CN201220174934U CN202533114U CN 202533114 U CN202533114 U CN 202533114U CN 2012201749343 U CN2012201749343 U CN 2012201749343U CN 201220174934 U CN201220174934 U CN 201220174934U CN 202533114 U CN202533114 U CN 202533114U
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- sensor
- electromagnetic induction
- electromagnetic
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Abstract
The utility model relates to an intrinsically safe electromagnetic flowmeter sensor, belonging to the technical field of flow measurement devices for mines. The technical scheme is as follows: the intrinsically safe electromagnetic flowmeter sensor comprises a sensor measuring pipe section (1), an electromagnetic induction assembly coating (3) and an electromagnetic induction assembly (8), wherein the electromagnetic induction assembly is arranged inside the electromagnetic induction assembly coating (3), and is assembled on the middle location of the sensor measuring pipe section, the sensor measuring pipe section and the electromagnetic induction assembly coating form an electromagnetic induction main body through welding, the sensor measuring pipe section and the electromagnetic induction assembly coating form a filling space, and a quartz ore sand filler structure is arranged in the filling space. The intrinsically safe electromagnetic flowmeter sensor has the beneficial effects that according to the requirement of a special environment containing an explosive gas under a coal mine, ensures that an electromagnetic sensor has an explosion suppression capacity, when accidental explosion occurs, the intrinsic safety can be effectively ensured, the related explosion is prevented, and the difficulty in measuring the flow of an underground pipe of the coal mine for many years is solved.
Description
Technical field
The utility model relates to a kind of intrinsic safety type electromagnet flow meter sensor, belongs to the colliery and uses the flow measurement technical field.
Background technology
At present, the coal mine down-off is metered into special management control.Because the general industry flow measurement instrument can not adapt to the explosive gas atmosphere under the coal mine, makes the colliery downhole flow measurement can not normally carry out always.
Summary of the invention
The utility model purpose provides a kind of intrinsic safety type electromagnet flow meter sensor; Fill processing because carry out quartzy ore in sand form in flame proof ability that sensor pipeline section shell possesses and the sensor pipeline section; Make sensor can adapt to explosive gas atmosphere under the coal mine, solve the problems referred to above that background technology exists.
The technical scheme of the utility model is: a kind of intrinsic safety type electromagnet flow meter sensor; Comprise sensor measurement pipeline section, electromagnetic induction device group overcoat and electromagnetic induction device group; Said electromagnetic induction device group is positioned at the inside of electromagnetic induction device group overcoat; Be assembled in the centre position of sensor measurement pipeline section; Sensor measurement pipeline section and electromagnetic induction device group overcoat are through being welded to form the electromagnetic sensor main body, and sensor measurement pipeline section and electromagnetic induction device group overcoat constitute packing space, are provided with quartzy ore in sand form packing structure at said packing space.
Said electromagnetic induction device group is two groups of magnetic bobbin cores, is assembled in the centre position of sensor measurement pipeline section fully symmetrically.
Said a kind of intrinsic safety type electromagnet flow meter sensor also comprises joint flange, with said sensor measurement pipeline section be machine work one device.
Said a kind of intrinsic safety type electromagnet flow meter sensor also comprises the sensor terminal box; With said electromagnetic induction device group overcoat be machine work one device; Be provided with the electromagnetic signal line in the sensor terminal box; End through the electromagnetic signal line is incorporated into the sensor terminal box with electromagnetic induction device group, and the other end of electromagnetic signal line is connected with the electromagnetic circuit terminal, is drawn out to the terminal box outside through thread guide devices.
The sensor terminal box of said a kind of intrinsic safety type electromagnet flow meter sensor is provided with the terminal box loam cake, and the terminal box loam cake is tightened on the sensor terminal box forms one, and insulation silica gel interstitital texture is set between said sensor terminal box and terminal box loam cake.
The beneficial effect of the utility model is: according to the inferior requirement that contains the particular surroundings of damp of coal mine; Make electromagnetic sensor have flame proof and extinguishing arc ability; When the underground survey environment explosion time that meets accident; Make this electromagnetic sensor can effectively guarantee the security of itself, prevent that the danger of related blast from taking place.Because the sensor of the utility model is applicable to the down-hole and contains the working environment of damp; Make supporting with it use electromagnetic flowmeter under coal mine, to measure gage work safely and reliably; Solved the difficult problem that pipeline flow is measured under the coal mine for many years; Realize the special management control of coal mine down-off metering, also can realize the centralized control of mine, for the safety under the coal mine and management provide assurance through the secondary output of instrument.
Description of drawings
Fig. 1 is the embodiment outside drawing of the utility model;
Fig. 2 is the embodiment cut-away view (Fig. 1 master's pseudosection) of the utility model;
Fig. 3 is the embodiment cut-away view of the utility model.(Fig. 1 left side pseudosection);
Among the figure: 1. sensor measurement pipeline section; 2. joint flange; 3. electromagnetic induction device group overcoat; 4. sensor terminal box; 5. terminal box loam cake; 6. thread guide devices; 7. packing space; 8. electromagnetic induction device group; 9. electromagnetic signal line; 10. electromagnetic circuit terminal.
Embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is further specified.
In an embodiment; A kind of intrinsic safety type electromagnet flow meter sensor; Comprise sensor measurement pipeline section 1, electromagnetic induction device group overcoat 3 and electromagnetic induction device group 8; Said electromagnetic induction device group 8 is positioned at the inside of electromagnetic induction device group overcoat 3, is assembled in the centre position of sensor measurement pipeline section 1, after the assembled with sensor measurement pipeline section 1 and electromagnetic induction device group overcoat 3 through being welded to form the electromagnetic sensor main body; Sensor measurement pipeline section 1 constitutes packing space 7 with electromagnetic induction device group overcoat 3, is provided with quartzy ore in sand form packing structure at said packing space 7.
Said electromagnetic induction device group 8 is two groups of magnetic bobbin cores, is assembled in the centre position of sensor measurement pipeline section 1 fully symmetrically.
Said a kind of intrinsic safety type electromagnet flow meter sensor also comprises joint flange 2, is machine work one device with said sensor measurement pipeline section 1.
Said a kind of intrinsic safety type electromagnet flow meter sensor also comprises sensor terminal box 4; Be machine work one device with said electromagnetic induction device group overcoat 3; Be provided with electromagnetic signal line 9 in the sensor terminal box 4; End through electromagnetic signal line 9 is incorporated into sensor terminal box 4 with electromagnetic induction device group 8, and the other end of electromagnetic signal line 9 is connected with electromagnetic circuit terminal 10, is drawn out to the terminal box outside through thread guide devices 6.
The sensor terminal box 4 of said a kind of intrinsic safety type electromagnet flow meter sensor is provided with terminal box loam cake 5; Terminal box loam cake 5 is tightened on the sensor terminal box 4 forms one, between said sensor terminal box 4 and terminal box loam cake 5, is provided with insulation silica gel interstitital texture.
Claims (5)
1. intrinsic safety type electromagnet flow meter sensor; It is characterized in that comprising sensor measurement pipeline section (1), electromagnetic induction device group overcoat (3) and electromagnetic induction device group (8); Said electromagnetic induction device group (8) is positioned at the inside of electromagnetic induction device group overcoat (3); Be assembled in the centre position of sensor measurement pipeline section (1); Sensor measurement pipeline section (1) and electromagnetic induction device group overcoat (8) are through being welded to form the electromagnetic sensor main body, and sensor measurement pipeline section (1) constitutes packing space (7) with electromagnetic induction device group overcoat (3), is provided with quartzy ore in sand form packing structure at said packing space (7).
2. a kind of according to claim 1 intrinsic safety type electromagnet flow meter sensor is characterized in that said electromagnetic induction device group (8) is two groups of magnetic bobbin cores, is assembled in the centre position of sensor measurement pipeline section (1) fully symmetrically.
3. a kind of according to claim 1 or claim 2 intrinsic safety type electromagnet flow meter sensor is characterized in that said electromagnetic sensor also comprises joint flange (2), with said sensor measurement pipeline section (1) be machine work one device.
4. like the said a kind of intrinsic safety type electromagnet flow meter sensor of claim 3; It is characterized in that also comprising sensor terminal box (4); With said electromagnetic induction device group overcoat (3) be machine work one device; Be provided with electromagnetic signal line (9) in the sensor terminal box (4); End through electromagnetic signal line (9) is incorporated into sensor terminal box (4) with electromagnetic induction device group (8), and the other end of electromagnetic signal line (9) is connected with electromagnetic circuit terminal (10), is drawn out to the terminal box outside through thread guide devices (6).
5. like the said a kind of intrinsic safety type electromagnet flow meter sensor of claim 4; It is characterized in that said sensor terminal box (4) is provided with terminal box loam cake (5); The sensor terminal box (4) that is tightened in terminal box loam cake (5) goes up forms one, between said sensor terminal box (4) and terminal box loam cake (5), is provided with insulation silica gel interstitital texture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201749343U CN202533114U (en) | 2012-04-24 | 2012-04-24 | Intrinsically safe electromagnetic flowmeter sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201749343U CN202533114U (en) | 2012-04-24 | 2012-04-24 | Intrinsically safe electromagnetic flowmeter sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202533114U true CN202533114U (en) | 2012-11-14 |
Family
ID=47134292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201749343U Expired - Fee Related CN202533114U (en) | 2012-04-24 | 2012-04-24 | Intrinsically safe electromagnetic flowmeter sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202533114U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109682431A (en) * | 2017-10-18 | 2019-04-26 | 桓达科技股份有限公司 | The Security Design Methods of electromagnetic type flow meter |
-
2012
- 2012-04-24 CN CN2012201749343U patent/CN202533114U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109682431A (en) * | 2017-10-18 | 2019-04-26 | 桓达科技股份有限公司 | The Security Design Methods of electromagnetic type flow meter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20121114 Termination date: 20160424 |