CN218381353U - Electromagnetic heat meter - Google Patents
Electromagnetic heat meter Download PDFInfo
- Publication number
- CN218381353U CN218381353U CN202222001623.3U CN202222001623U CN218381353U CN 218381353 U CN218381353 U CN 218381353U CN 202222001623 U CN202222001623 U CN 202222001623U CN 218381353 U CN218381353 U CN 218381353U
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- circuit board
- side cover
- pcb circuit
- positioning
- shell
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Abstract
The utility model discloses an electromagnetic heat meter, which comprises a shell, a first side cover, a second side cover and a PCB circuit board; the shell is connected with the first side cover and the second side cover respectively; a first positioning installation part for fixing the PCB circuit board is arranged on the inner side of the first side cover, and a positioning groove for fixing the PCB circuit board is arranged on the inner side of the second side cover; one end of the PCB circuit board is fixedly connected with the first positioning installation part, and the other end of the PCB circuit board is connected with the positioning groove; the shell inboard be equipped with PCB circuit board complex guide way. Adopt the utility model discloses, have simple structure, easy dismounting, the advantage of the maintenance of the later stage PCB circuit board of being convenient for.
Description
Technical Field
The utility model relates to an electromagnetism calorimeter technical field especially relates to an electromagnetism calorimeter.
Background
An electromagnetic calorimeter is a metering instrument for measuring the heat released by a heat-carrying fluid in a heat conversion system. The high-precision and high-reliability electromagnetic flowmeter is used for flow measurement, and the high-precision and high-stability platinum thermal resistor is used for temperature measurement, so that the heat meter has excellent measurement performance. The device can be widely applied to the measurement of heat quantity of central heating, air conditioning and the like in residential districts, office buildings, enterprises and public institutions.
However, in daily maintenance of the currently used electromagnetic heat meter, the situations of time-consuming replacement, disassembly and assembly, unsmooth installation and the like generally occur.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that an electromagnetism calorimeter is provided, simple structure has, easy dismounting, the advantage of the maintenance of the later stage PCB circuit board of being convenient for.
In order to solve the technical problem, the utility model provides an electromagnetic heat meter, which comprises a shell, a first side cover, a second side cover and a PCB circuit board;
the shell is connected with the first side cover and the second side cover respectively;
a first positioning installation part for fixing the PCB circuit board is arranged on the inner side of the first side cover, and a positioning groove for fixing the PCB circuit board is arranged on the inner side of the second side cover;
one end of the PCB circuit board is fixedly connected with the first positioning installation part, and the other end of the PCB circuit board is connected with the positioning groove;
the shell inboard be equipped with PCB circuit board complex guide way.
As an improvement of the scheme, the end part of the guide groove is provided with a guide inclined plane.
As an improvement of the above scheme, the first positioning installation part is provided with a first positioning bulge;
the PCB circuit board is provided with a first positioning groove matched with the first positioning bulge.
As an improvement of the above scheme, the device further comprises a connecting piece;
the first positioning installation part is provided with a first through hole matched with the connecting piece, and the PCB circuit board is provided with a second through hole matched with the connecting piece;
the PCB circuit board passes through the connecting piece with first location installation department fixed connection.
As an improvement of the above scheme, the positioning groove is provided with a second positioning bulge;
the PCB circuit board is provided with a second positioning groove matched with the second positioning bulge.
As an improvement of the above scheme, mounting protrusions are arranged at the joints of the outer shell and the first side cover and the second side cover respectively;
the first side cover is provided with a first mounting groove matched with the mounting protrusion;
and a second mounting groove matched with the mounting protrusion is arranged on the second side cover.
As an improvement of the above scheme, a first supporting part for supporting the shell is arranged on the inner side of the first side cover;
and a second supporting part for supporting the shell is arranged on the inner side of the second side cover.
Implement the utility model discloses, following beneficial effect has:
the utility model provides an electromagnetism calorimeter, including shell, first side cap, second side cap and PCB circuit board, have simple structure, easy dismounting, the advantage of the maintenance of the later stage PCB circuit board of being convenient for.
The utility model discloses an electromagnetism calorimeter, through the cooperation of the protruding cooperation of first location with first positioning groove, the protruding cooperation, the guide way and the multiple synergism of connecting piece of second location of constant head tank, one can effectively improve the stability of PCB circuit board, and the two facilitates the maintenance of PCB circuit board for the later stage, improves maintenance efficiency, and the three can effectively improve the life of PCB circuit board. Moreover, through the cooperation of the mounting protrusion of the shell, the first mounting groove of the first side cover and the second mounting groove of the second side cover, the sealing performance of the electromagnetic heat meter can be improved, the normal operation of the PCB circuit board is ensured, the service life of the PCB circuit board is effectively prolonged, and the maintenance and replacement cost is reduced. In addition, be equipped with first supporting part and second side cover at first side cover and be equipped with the second supporting part, can provide effectual support for the shell, prevent to lead to the condition such as shell deformation to take place because of the external pressure that the shell receives is too big, and then improve the life of shell.
Drawings
Fig. 1 is an explosion diagram of an electromagnetic calorimeter of the present invention;
fig. 2 is a sectional view of an electromagnetic calorimeter of the present invention;
fig. 3 is a left side view (without the first side cover) of the electromagnetic heat meter of the present invention;
fig. 4 is a schematic structural diagram of the second side cover of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings. Only this statement, the utility model discloses the upper and lower, left and right, preceding, back, inside and outside etc. position words that appear or will appear in the text only use the utility model discloses an attached drawing is the benchmark, and it is not right the utility model discloses a concrete restriction.
With reference to fig. 1 to 4, an embodiment of the present invention provides an electromagnetic heat meter, which includes a housing 1, a first side cover 2, a second side cover 3, and a PCB circuit board 4. The shell 1 is respectively connected with a first side cover 2 and a second side cover 3; specifically, in the present embodiment, the housing 1 is connected to the first side cover 2 and the second side cover 3 by screws, respectively. A first positioning installation part 21 for fixing the PCB circuit board 4 is arranged on the inner side of the first side cover 2, and a positioning groove 31 for fixing the PCB circuit board 4 is arranged on the inner side of the second side cover 3; one end of the PCB circuit board 4 is fixedly connected with the first positioning installation part 21, and the other end of the PCB circuit board is connected with the positioning groove 31 in a matched clamping manner. 1 inboard of shell be equipped with 4 complex guide ways 11 of PCB circuit board, dismouting in-process PCB circuit board 4 can remove in guide ways 11, and one can play effectively fixed PCB circuit board 4, and the two can provide the location direction for installation PCB circuit board 4 to make PCB circuit board 4 arrange in and predetermine the position, PCB circuit board 4 block is fixed in promptly in the constant head tank 31.
Therefore, the utility model discloses an electromagnetic heat meter, including shell 1, first side cap 2, second side cap 3 and PCB circuit board 4, have simple structure, easy dismounting, the advantage of the maintenance of the later stage PCB circuit board of being convenient for.
Specifically, the end of the guide groove 11 is provided with a guide inclined plane 13, and when the PCB circuit board 4 is installed, the PCB circuit board 4 can conveniently enter the guide groove 11 under the guide of the guide inclined plane 13, so that the installation efficiency is improved, and a foundation is laid for arranging the follow-up PCB circuit board 4 in a preset position.
The utility model discloses still include connecting piece 5. The first positioning and mounting part 21 is provided with a first positioning protrusion 22 and a first through hole 23 engaged with the connecting member 5. The PCB 4 is provided with a first positioning recess 41 to be fitted with the first positioning projection 22 and a second through hole 42 to be fitted with the connector 5. The PCB circuit board 4 is fixedly connected with the first positioning installation part 21 through the connecting piece 5, and at the moment, the first positioning bulge 22 is in adaptive clamping connection with the first positioning groove 41, so that one end of the PCB circuit board 4 can be effectively fixed on the first positioning installation part 21 of the first side cover 2, and a solid foundation is laid for subsequently disassembling and assembling the PCB circuit board 4. Specifically, in the present embodiment, the connecting member 5 includes a bolt and a nut, the bolt sequentially passes through the first through hole 23 and the second through hole 42, and then the PCB circuit board 4 is fixed to the first positioning and mounting portion 21 of the first side cover 2 by the nut fitting, but not limited thereto.
In order to further fix the PCB circuit board 4, the positioning groove 31 is provided with a second positioning bulge 34, correspondingly, the PCB circuit board 4 is provided with a second positioning groove 43 matched with the second positioning bulge 34, the second positioning bulge 34 and the second positioning groove 43 are matched and clamped, so that the stability of the PCB circuit board 4 in the shell 1 can be further ensured, the service life of the PCB circuit board 4 is prolonged, meanwhile, the PCB circuit board 4 is convenient to overhaul or replace for follow-up dismounting, the PCB circuit board 4 can be dismounted only by moving the first side cover 2 outwards, and therefore the working efficiency is improved.
Based on the electromagnetic heat meter of above-mentioned technical characteristics, through the cooperation of first location arch 22 and first positioning groove 41, the cooperation of the protruding 34 of second location of constant head tank 31 and second positioning groove 43, the multiple synergism of guide way 11 and connecting piece 5, one can effectively improve the stability of PCB circuit board 4, and the two facilitates the maintenance of PCB circuit board 4 for the later stage, improves maintenance efficiency, and the three can effectively improve PCB circuit board 4's life.
Preferably, the housing 1 is provided with mounting protrusions 12 at the junctions with the first side cover 2 and the second side cover 3, respectively. A first mounting groove 24 matched with the mounting protrusion 12 is arranged on the first side cover 2; be equipped with on the second side cap 3 with the protruding 12 complex second mounting groove 33 of installation, the protruding 12 of installation respectively with first mounting groove 24 and second mounting groove 33 looks adaptation block connection, it is concrete, in this embodiment, the protruding 12 of installation passes through packing ring 6 and is connected with first mounting groove 24 and second mounting groove 33 looks adaptation block respectively, can improve the sealing performance of electromagnetism calorimeter like this, guarantee PCB circuit board 4 normal use, and then effectively improve PCB circuit board 4's life, reduce the maintenance replacement cost.
Preferably, the first supporting portion 25 for supporting the housing 1 is arranged on the inner side of the first side cover 2, the second supporting portion 32 for supporting the housing 1 is arranged on the inner side of the second side cover 3, and the first supporting portion 25 and the second supporting portion 32 can provide effective support for the housing 1, so that the housing 1 is prevented from deforming due to too large external pressure applied to the housing 1, and the service life of the housing 1 is prolonged.
The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, many modifications and decorations can be made without departing from the principle of the invention, and these modifications and decorations are also regarded as the protection scope of the present invention.
Claims (7)
1. An electromagnetic heat meter is characterized by comprising a shell, a first side cover, a second side cover and a PCB;
the shell is connected with the first side cover and the second side cover respectively;
a first positioning installation part for fixing the PCB circuit board is arranged on the inner side of the first side cover, and a positioning groove for fixing the PCB circuit board is arranged on the inner side of the second side cover;
one end of the PCB circuit board is fixedly connected with the first positioning installation part, and the other end of the PCB circuit board is connected with the positioning groove;
the shell inboard be equipped with PCB circuit board complex guide way.
2. An electromagnetic calorimeter according to claim 1, wherein a guide slope is provided at an end portion of the guide groove.
3. The electromagnetic calorimeter of claim 1, wherein the first positioning mounting portion is provided with a first positioning projection;
the PCB circuit board is provided with a first positioning groove matched with the first positioning bulge.
4. The electromagnetic calorimeter of claim 3, further comprising a connector;
a first through hole matched with the connecting piece is formed in the first positioning installation part, and a second through hole matched with the connecting piece is formed in the PCB;
the PCB circuit board passes through the connecting piece with first location installation department fixed connection.
5. The electromagnetic calorimeter of claim 1, wherein the positioning groove is provided with a second positioning projection;
the PCB circuit board is provided with a second positioning groove matched with the second positioning bulge.
6. The electromagnetic calorimeter of claim 1, wherein mounting bosses are provided at the junctions of the casing with the first side cover and the second side cover, respectively;
the first side cover is provided with a first mounting groove matched with the mounting protrusion;
and a second mounting groove matched with the mounting protrusion is arranged on the second side cover.
7. The electromagnetic calorimeter of claim 1, wherein a first support portion for supporting the casing is provided inside the first side cover;
and a second supporting part for supporting the shell is arranged on the inner side of the second side cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222001623.3U CN218381353U (en) | 2022-07-29 | 2022-07-29 | Electromagnetic heat meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222001623.3U CN218381353U (en) | 2022-07-29 | 2022-07-29 | Electromagnetic heat meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218381353U true CN218381353U (en) | 2023-01-24 |
Family
ID=84965330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222001623.3U Active CN218381353U (en) | 2022-07-29 | 2022-07-29 | Electromagnetic heat meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218381353U (en) |
-
2022
- 2022-07-29 CN CN202222001623.3U patent/CN218381353U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |