CN203203635U - Electromagnetic-type heat meter flow sensor - Google Patents
Electromagnetic-type heat meter flow sensor Download PDFInfo
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- CN203203635U CN203203635U CN 201320099241 CN201320099241U CN203203635U CN 203203635 U CN203203635 U CN 203203635U CN 201320099241 CN201320099241 CN 201320099241 CN 201320099241 U CN201320099241 U CN 201320099241U CN 203203635 U CN203203635 U CN 203203635U
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Abstract
The utility model discloses an electromagnetic-type heat meter flow sensor. The electromagnetic-type heat meter flow sensor comprises a shell, a measurement pipe arranged in the shell in a penetrating mode, a grounding flange connected with the two ends of the measurement pipe, field coils which are located in the shell and are arranged on two sides of the measurement pipe respectively, electrodes fixed on the measuring pipe, a magnetic circuit protection cover arranged outside the field coils, an iron core positioned between the field coils and a connector which is arranged on the shell and is connected with an electromagnetic flow and heat converter. The grounding flange is provided with a grounding ring, and the connector comprises a socket and an aviation plug connector arranged on the socket. The shell is a ball-shaped body, plane shapes with the same area are formed after the ball-shaped body is cut in the front, back, upper and lower directions of the ball-shaped body by a plane, and the socket and the shell are of an integral forming structure. Due to the adoption of the aviation plug connector, the electromagnetic-type heat meter flow sensor is convenient to install and connect, firm in connection, good in sealing performance and capable of improving signal transmitting accuracy rate. The interior space of the shell is larger under the same-volume condition, and the shell is better in heat dissipation performance in the using process.
Description
Technical field
The utility model relates to a kind of electromagnetic type heat quantity flow sensor.
Background technology
At present, heating (device) in places such as residential quarter, residential houses, office buildings generally all is to collect heating fee by area, this metering method is the unreasonable indicative spirit that does not meet national energy-saving and emission-reduction and heat metering transformation again, and also can increase user's heating cost and the waste of raw material resources.In order to solve this situation, people have carried out a large amount of research to the Related product by the heat charge, number be CN 202126317U as Granted publication, patent name discloses following scheme for the file of " a kind of novel electromagnetic type heat energy table sensor ": its cover top portion is provided with junction box seat by terminal box fixed screw and second coil, be provided with connector cover by the terminal box O-ring seal on the junction box seat, the waterproof screw is arranged on junction box seat one side by an O type circle, printed-wiring board (PWB) is arranged on the junction box seat by the wiring board fixed screw, printed-wiring board (PWB) is respectively arranged with first connection terminal and second connection terminal, and enclosure is provided with radome by inserts and shell fixed screw.Above-mentioned patent adopts electromagnetic induction principle to come heat is gathered, and one-piece construction is fairly simple, but its install when using and connect inconveniently, signal transmission effect is poor, result of use is bad, has influenced it and has further applied.
Therefore press for that a kind of cost is low, easy to install, the high novel electromagnetic heat quantity flow sensor of signal transmission accuracy rate, to solve the problem that exists at present.
The utility model content
The technical problems to be solved in the utility model provides a kind of easy to install, high electromagnetic type heat quantity flow sensor of signal transmission accuracy rate.
For solving the problems of the technologies described above; technical solution adopted in the utility model is: a kind of electromagnetic type heat quantity flow sensor; it comprises shell; be arranged in the measuring tube in the shell; the ground connection flange that is connected with the measuring tube two ends; be positioned at shell and be divided into the field coil of measuring tube both sides; be fixed in the electrode on the measuring tube; be located at the magnetic circuit protective cover in the field coil outside; be positioned the middle iron core of field coil and be located at being used for and Electromagnetic Flow on the shell; the joint that the heat converter connects; described ground connection flange is provided with ground loop, it is characterized in that: described joint comprises socket and the aviation socket, connector of being located on the socket.
Described magnetic circuit protective cover is field coil can be closed in cover body in it by what the good siliconized plate of magnetic conductivity was made, and this magnetic circuit protective cover is connected by two parts symmetrical and forms, and the both sides of described magnetic circuit protective cover are provided with flank.
Described shell is spheroidite, and forward and backward, the upper and lower four direction of this spheroidite is identical plane of area by a plane cutting all, described socket and the shell structure that is formed in one.
Be connected through screw between described aviation socket, connector and the socket, described socket is provided with the inserts supporting with screw.
Leave the hole of wearing lead sealing between aviation socket, connector male and the female, be convenient to lead sealing.
The coil rack of described field coil comprises rear fender and the front wing panel that be arranged in parallel with rear fender, and the outer margin contour of described rear fender and front wing panel is shaped as rectangle, and round-corner transition is passed through on these rectangular adjacent two limits;
Described rear fender is being respectively equipped with binding post on, following binding post near its upper edge and lower edge, below last binding post, be provided with the endoporus for threading, be provided with wire casing between last binding post and the endoporus, be provided with outer hole for cabling in a side of described down binding post, be equipped with the trough for the fixed signal line in the centre position on four limits of described front wing panel, rear fender;
Be arranged with first projection for the location on the described rear fender;
The and arranged on left and right sides place of keeping to the side on the described front wing panel is arranged with two for the reference column that is connected with the magnetic circuit protective cover of flow sensor, and the middle part of described front wing panel is provided with for cabling and cylindrical second projection that makes things convenient for the wiring ring plate location on the flow sensor;
Described fillet equal and opposite in direction.
The beneficial effect that adopts technique scheme to produce is:
1) the utility model adopts the aviation socket, connector, and its installation is easy to connect, and is connected firmly, and good airproof performance can improve signal transmission accuracy rate;
2) increase of this magnetic circuit protective cover flank, better to the sealing effect of field coil, anti-tampering effect improves;
3) this novel shell is spheroidite, good looking appearance, and the inner space is bigger under the condition of equal volume, and thermal diffusivity is better in the use.
4) can reduce user's heating cost behind employing the utility model, and can reduce the waste of heat as much as possible, save the energy, further play effect energy-saving and cost-reducing, the protection environment.
Description of drawings
Fig. 1 is that master of the present utility model looks synoptic diagram;
Fig. 2 is the A-A cross-sectional schematic of Fig. 1;
Fig. 3 is the B-B cross-sectional schematic of Fig. 1;
Fig. 4 is the structural representation of the utility model coil rack;
Fig. 5 is the schematic perspective view of this coil rack;
Fig. 6 is another schematic perspective view of this coil rack;
Fig. 7 is the structural representation of the utility model magnetic circuit protective cover;
Fig. 8 is perspective view of the present utility model;
Fig. 9 is the perspective view after the utility model removes shell;
Wherein, 1, measuring tube; 2, shell; 3, ground connection flange; 4, iron core; 5, screw; 6, aviation socket, connector; 7, field coil, 7-1, rear fender, 7-2, front wing panel, 7-3, positioning convex, 7-4, second projection, 7-5-1, last binding post, 7-5-2, following binding post, 7-6, trough, 7-7, outer hole, 7-8, fillet, 7-9, endoporus, 7-10, wire casing, 7-11, first projection, 7-12, sleeve; 8, magnetic circuit protective cover; 9, electrode tabs; 10, electrode; 11, electrode nut; 12, binding post; 13, connecting line; 14, O-ring seal; 15, shell fixed screw; 16, screw; 17, nut inserts; 18, socket; 19, plain washer; 20, ground loop; 21, plug button.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
Referring to accompanying drawing 1-3 and accompanying drawing 8 and 9; the utility model comprises shell 2; be arranged in the measuring tube 1 in the shell 2; the ground connection flange 3 that is connected with measuring tube 1 two ends; be positioned at shell 2 and be divided into the field coil 7 of measuring tube 1 both sides; be fixed in the electrode 10 on the measuring tube 1; be located at the magnetic circuit protective cover 8 in field coil 7 outsides; be positioned the iron core of field coil 7 centres and be located at being used for and Electromagnetic Flow on the shell 2; the joint that the heat converter connects; be embedded with ground loop 20 in described ground connection flange 3 and the end that measuring tube 1 is connected; ground loop 20 left sides; the right side respectively arranges one; described joint comprises socket 18 and the aviation socket, connector of being located on the socket 18 6; electrode 10 is provided with electrode tabs 9 and electrode nut 11, to be fixed in easily on the measuring tube 1.Iron core 4 is step structure, and the one end is provided with a ladder platform, and this ladder platform is positioned in the coil rack of field coil 7 by a wiring pad and screw 5.Described aviation socket, connector 6 adopts five core highstrenghtpistons to make, and good in anti-interference performance is the product of SP21 such as adopting the farsighted Electronics Co., Ltd. of Yuyao City Zhimin to economize the model of producing.
Described magnetic circuit protective cover 8 be adopt magnetic conduction preferably siliconized plate make field coil 7 can be closed in cover body in it; this cover body is coupled together by two parts symmetrical structure spare and constitutes; compare with the product that generally uses before; it is provided with flank two sides, can well carry out the sealing of all directions to field coil 7.
Described shell 2 is spheroidite, and forward and backward, the upper and lower four direction of this spheroidite is identical plane of area by a plane cutting all, and described socket 18 is positioned at a side of shell 2, and this side is not planar structure one side, and socket 18 is the integrally casting moulding with shell 2.
Be connected through screw 16 between described aviation socket, connector 6 and the socket 18, described socket 18 is provided with the nut inserts 17 supporting with screw 16, offers internal thread on this nut inserts 17.Have additional lead sealing between the male joint of described aviation socket, connector and the female joint, by this sealing device is set, can effectively prevent by demolition and antitheft privately.
During use, aviation socket, connector 6 of the present utility model directly is connected with Electromagnetic Flow, heat converter by signal wire, easy to install.
Referring to accompanying drawing 4-accompanying drawing 6, the utility model comprises rear fender 7-1 and the front wing panel 7-2 that be arranged in parallel with rear fender 7-1, couple together by a sleeve 7-12 between described front wing panel 7-2 and the rear fender 7-1, the outer margin contour of described rear fender 7-1 and front wing panel 7-2 is shaped as rectangle, and these rectangular adjacent two limits are through fillet 7-8 transition.Described fillet 7-8 equal and opposite in direction, the straight portion size on each limit just equates like this.Position such as forward and backward relation in the present embodiment is as the criterion with the mutual relationship of each parts in the front view.
Described rear fender 7-1 is being respectively equipped with binding post 7-5-1 on, following binding post 7-5-2 near its upper edge and lower edge, below last binding post 7-5-1, be provided with the endoporus 7-9 for threading, be provided with the wire casing 7-10 of rectangle between last binding post 7-5-1 and the endoporus 7-9, be provided with outer hole 7-7 for cabling in the side of described down binding post 7-5-2, be equipped with the trough 7-6 for the fixed signal line in the centre position on four limits of described front wing panel 7-1, rear fender 7-2, this trough 7-6 is circular arc type.Be arranged with the first protruding 7-11 for the location on the described rear fender 7-2.
The and arranged on left and right sides place of keeping to the side on the described front wing panel 7-1 is arranged with two for the reference column 7-3 that is connected with the magnetic circuit protective cover of flow sensor, and the middle part of described front wing panel 7-1 is provided with for cabling and the cylindrical second protruding 7-4 that makes things convenient for the wiring ring plate location on the flow sensor.
Claims (6)
1. electromagnetic type heat quantity flow sensor; it comprises shell (2); be arranged in the measuring tube (1) in the shell (2); the ground connection flange (3) that is connected with measuring tube (1) two ends; be positioned at shell (2) and be divided into the field coil (7) of measuring tube (1) both sides; be fixed in the electrode (10) on the measuring tube (1); be located at the magnetic circuit protective cover (8) in field coil (7) outside; be positioned the middle iron core of field coil (7) and be located at being used for and Electromagnetic Flow on the shell (2); the joint that the heat converter connects; described ground connection flange (3) is provided with ground loop (20), it is characterized in that: described joint comprises socket (18) and is located at aviation socket, connector (6) on the socket (18).
2. electromagnetic type heat quantity flow sensor according to claim 1; it is characterized in that: described magnetic circuit protective cover (8) is field coil (7) can be closed in its interior cover body by what the good siliconized plate of magnetic conductivity was made; this magnetic circuit protective cover (8) is formed by the two parts symmetrical connection, and the both sides of described magnetic circuit protective cover (8) are provided with flank (22).
3. electromagnetic type heat quantity flow sensor according to claim 2, it is characterized in that: described shell (2) is spheroidite, forward and backward, the upper and lower four direction of this spheroidite is identical plane of area by a plane cutting all, described socket (18) and shell (2) structure that is formed in one.
4. according to each described electromagnetic type heat quantity flow sensor of claim 1-3, it is characterized in that: be connected through screw (16) between described aviation socket, connector (6) and the socket (18), described socket (18) is provided with the inserts (17) supporting with screw (16).
5. electromagnetic type heat quantity flow sensor according to claim 4 is characterized in that: leave the hole of wearing lead sealing between aviation socket, connector male and the female, be convenient to lead sealing.
6. electromagnetic type heat quantity flow sensor according to claim 5, it is characterized in that: the coil rack of described field coil (7-7) comprises rear fender (7-1) and the front wing panel (7-2) that be arranged in parallel with rear fender (7-1), the outer margin contour of described rear fender (7-1) and front wing panel (7-2) is shaped as rectangle, and these rectangular adjacent two limits are by fillet (7-8) transition;
Described rear fender (7-1) is being respectively equipped with binding post on (7-5-1), following binding post (7-5-2) near its upper edge and lower edge, below last binding post, be provided with the endoporus (7-9) for threading, be provided with wire casing (7-10) between last binding post (7-5-1) and the endoporus (7-9), be provided with outer hole (7-7) for cabling in a side of described down binding post (7-5-2), be equipped with the trough (7-6) for the fixed signal line in the centre position on four limits of described front wing panel (7-1), rear fender (7-2);
Be arranged with first projection (7-11) for the location on the described rear fender (7-2);
The and arranged on left and right sides place of keeping to the side on the described front wing panel (7-1) is arranged with two for the reference column (7-3) that is connected with the magnetic circuit protective cover of flow sensor, and the middle part of described front wing panel (7-1) is provided with for cabling and cylindrical second projection (7-4) that makes things convenient for the wiring ring plate location on the flow sensor;
Described fillet (7-8) equal and opposite in direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320099241 CN203203635U (en) | 2013-03-05 | 2013-03-05 | Electromagnetic-type heat meter flow sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320099241 CN203203635U (en) | 2013-03-05 | 2013-03-05 | Electromagnetic-type heat meter flow sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203203635U true CN203203635U (en) | 2013-09-18 |
Family
ID=49147735
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320099241 Expired - Fee Related CN203203635U (en) | 2013-03-05 | 2013-03-05 | Electromagnetic-type heat meter flow sensor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203203635U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106595782A (en) * | 2016-11-05 | 2017-04-26 | 上海大学 | Stepped multiple-valued excited electromagnetic flowmeter |
| CN107782468A (en) * | 2016-08-30 | 2018-03-09 | 济南瀚舟电子技术有限公司 | A kind of electromagnetic heat meters |
| WO2020107547A1 (en) * | 2018-11-29 | 2020-06-04 | 深圳市大疆创新科技有限公司 | Electromagnetic flowmeter and excitation damping structure thereof |
-
2013
- 2013-03-05 CN CN 201320099241 patent/CN203203635U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107782468A (en) * | 2016-08-30 | 2018-03-09 | 济南瀚舟电子技术有限公司 | A kind of electromagnetic heat meters |
| CN106595782A (en) * | 2016-11-05 | 2017-04-26 | 上海大学 | Stepped multiple-valued excited electromagnetic flowmeter |
| WO2020107547A1 (en) * | 2018-11-29 | 2020-06-04 | 深圳市大疆创新科技有限公司 | Electromagnetic flowmeter and excitation damping structure thereof |
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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 |
Granted publication date: 20130918 Termination date: 20150305 |
|
| EXPY | Termination of patent right or utility model |