CN211090223U - Waterproof structure of circuit main board in remote water meter - Google Patents
Waterproof structure of circuit main board in remote water meter Download PDFInfo
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- CN211090223U CN211090223U CN201921824925.2U CN201921824925U CN211090223U CN 211090223 U CN211090223 U CN 211090223U CN 201921824925 U CN201921824925 U CN 201921824925U CN 211090223 U CN211090223 U CN 211090223U
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- circuit board
- waterproof
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- water meter
- waterproof structure
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model relates to a waterproof construction of circuit board in teletransmission water gauge, including the casing, establish the translucent cover that has the cavity in the casing, establish inside lining and the circuit board in last cavity, the bottom surface lock of circuit board is equipped with the battery case that is concave cover shape and establishes the battery in the battery case, and the bottom surface that lies in circuit board in last cavity has filled the glue layer, and this glue layer covers the bottom surface of whole circuit board and the notch of battery case. The utility model discloses as long as be located the bottom surface of circuit board and fill the glue layer in last cavity, realize the waterproof below the circuit board, and through waterproof silica gel cover realize the waterproof above the circuit board, reduce the waterproof step of injecting glue about the circuit board, waterproof structure is simpler, the operation is convenient more, swift.
Description
The technical field is as follows:
the utility model relates to a circuit board's waterproof construction in teletransmission water gauge.
Background art:
the remote water meter is composed of a common mechanical water meter and an electronic acquisition and transmission module, wherein the electronic module is used for completing signal acquisition, data processing and storage and uploading data to the repeater through a communication line. The remote water meter can record and store the water consumption of a user in real time or directly read the current accumulated number, each water meter has a unique code, and the intelligent water meter can upload the water meter data to the management system in real time after receiving a meter reading instruction.
The remote water meter needs to use electronic devices such as an electronic module, so that the waterproof performance of the remote water meter is very important, otherwise, the service life of equipment is easily shortened or damaged, and the waterproof structure of a battery of the existing remote water meter is not reasonable enough in design, so that the waterproof process steps are complicated and the operation is inconvenient.
The invention content is as follows:
an object of the utility model is to provide a circuit board's waterproof construction in teletransmission water gauge, circuit board's waterproof construction reasonable in design in this teletransmission water gauge makes the waterproof process step of battery comparatively simple and convenient.
The utility model discloses circuit board's waterproof construction in teletransmission water gauge, its characterized in that: including the casing, establish the translucent cover that has last cavity in the casing, establish inside lining and the circuit board in last cavity, the bottom surface lock of circuit board is equipped with the battery case that is the concave cover shape and establishes the battery in the battery case, and the bottom surface that lies in the circuit board in last cavity is filled with the glue layer, and this glue layer covers the bottom surface of whole circuit board and the notch of battery case.
Furthermore, the upper portion of the transparent cover is provided with a perforated channel for the second lead to penetrate through, a waterproof silica gel sleeve is sleeved between the second lead and the perforated channel, the waterproof silica gel sleeve is cylindrical, the outer peripheral surface of the waterproof silica gel sleeve is tightly attached to the inner wall surface of the perforated channel, the central portion of the waterproof silica gel sleeve is provided with a hole penetrating the second lead, and the hole is tightly matched with the second lead.
Furthermore, the second end and the circuit board electric connection of above-mentioned second wire, circuit board is fixed with the translucent cover locking through the screw that wears to establish from bottom to top, the battery case is fixed on circuit board through the screw locking that wears to establish from bottom to top.
Furthermore, a communication antenna is arranged on a circuit main board in the shell, the communication antenna is a bent piece bent by 90 degrees, a rectangular supporting seat is fixedly arranged on the circuit main board, the inner side of a vertical piece of the bent piece is attached to a vertical face of the supporting seat, the lower side of a horizontal piece of the bent piece is attached to the upper surface of the supporting seat, two positioning holes are formed in the horizontal piece of the bent piece, and two positioning convex nails matched with the positioning holes are arranged on the upper surface of the supporting seat.
Furthermore, the positioning convex nail is fixedly riveted with the crutch panel through melting and ironing.
Furthermore, the side part of the upright piece of the crutch piece is provided with an arc piece integrated with the upright piece, and the end part of the arc piece close to the arc piece is provided with a rectangular concave through groove.
Furthermore, the vertical piece and the horizontal piece of the crutch piece are provided with circuitous through grooves.
The utility model discloses as long as be located the bottom surface of circuit board and fill the glue layer in last cavity, realize the waterproof below the circuit board, and through waterproof silica gel cover realize the waterproof above the circuit board, reduce the waterproof step of injecting glue about the circuit board, waterproof structure is simpler, the operation is convenient more, swift.
Description of the drawings:
fig. 1 is a schematic perspective view of a remote water meter according to the present invention;
FIG. 2 is a cross-sectional view of FIG. 1;
fig. 3 is a schematic view of the explosion structure of the remote water meter of the present invention;
FIG. 4 is a schematic view of the partial configuration of FIG. 3;
FIG. 5 is a schematic view of the partial configuration of FIG. 4;
FIG. 6 is a schematic view of the partial configuration of FIG. 4;
FIG. 7 is a schematic diagram of the construction of a circuit board;
FIG. 8 is a schematic perspective view of a waterproof silicone sleeve;
fig. 9 is a perspective view of the communication antenna;
FIG. 10 is a bottom side perspective view of the transparent cover;
FIG. 11 is an exploded view of the transparent cover and its internal components;
FIG. 12 is a perspective view of the bottom side of the transparent cover and its internal body components;
FIG. 13 is a perspective view from the top side of the transparent cover and its internal body components;
FIG. 14 is a perspective view of the face shell from another perspective;
fig. 15 is a perspective view of the underside view of the flip cover.
The specific implementation mode is as follows:
the method of the present invention will be described in further detail with reference to examples. It should be noted that the protection scope of the present invention should include, but not be limited to, the technical content disclosed in the present embodiment.
The utility model discloses communication battery's waterproof construction includes casing 1 and establishes face-piece 2 on casing 1 in the teletransmission water gauge, 2 upper covers of face-piece are equipped with the flip 3 that can upwards turn up, and this flip 3 is detachable connections with the casing, and it can be connected fixedly through the buckle, be equipped with cavity 4 in the face-piece 2, this cavity 4 is from the face-piece upper surface down surface extension, still is equipped with top-down and places the removable battery storehouse 5 in cavity 4 in the cavity, and this removable battery storehouse 5 adopts waterproof construction, can dismantle and be equipped with in the battery storehouse 5 and be used for the stopper to establish communication battery 6's cavity 7, fill cavity 7 and communication battery 6 in order to be used for waterproof glue, fill in the cavity through this glue, make whole communication battery 6 and all play waterproof effect with first wire 8's wiring department.
The detachable battery compartment 5 is connected with a first lead 8, one end of the first lead 8 is connected with the positive and negative poles of the detachable battery compartment 5 (two independent wire cores are arranged in the first lead 8, so that the positive and negative poles of the detachable battery compartment 5 can be connected), a second lead 9 is arranged in the face shell 2 in a penetrating way (the first end of the second lead 9 extends into the face shell, the second end extends out of the face shell and is electrically connected with the circuit mainboard), the first end of the second lead 9 is electrically connected with the output end of the first lead 8 and is filled with glue, the second end of the second lead 9 is electrically connected with the circuit mainboard, so that the circuit mainboard is powered after the first lead and the second lead are communicated, the joint of the first end of the second lead 9 and the output end of the first lead 8 is filled with glue, the waterproof of the circuit is realized, the first end of the second lead is electrically connected with the output end of the first lead through a plug-in connector (the plug-in connector is a connector, in order to realize the positioning of the plug connector, a groove 11 for fixing the plug connector is arranged in the cavity 4 of the face shell, glue is filled in the groove 11, the plug connector can be positioned in the groove 11 so as to be difficult to move, the connection stability is ensured, and the plug connector is integrally sealed in a waterproof manner by filling the glue in the groove 11.
Furthermore, in order to realize the fixation of the flip cover, the flip cover is provided with a buckle 13 which is buckled with the buckle groove 12 on the face shell.
Furthermore, in order to fix the detachable battery compartment on the face shell, a counter bore through which a screw 14 penetrates is arranged at the bottom of the face shell 2 facing the cavity 4 from bottom to top, a screw hole 15 locked with the screw is arranged at the bottom surface of the detachable battery compartment, and the screw 14 can lock the detachable battery compartment in the cavity 4.
The detachable battery bin 5 of the utility model is arranged in the cavity 4 from the top down, so that the disassembly and the assembly are smooth, and the use of workers is convenient; if adopt can dismantle in the battery compartment 5 follow side fills in the cavity of face-piece, when steps such as connecting wire, encapsulating, the operation is inconvenient to influence dismouting efficiency.
In order to realize the waterproof of the circuit main board, the waterproof structure of the circuit main board in the remote water meter is as follows: be equipped with the translucent cover 17 that has last cavity 16 in proper order in casing 1, establish inside lining 18 and the circuit board 19 in last cavity 16, the bottom surface lock of circuit board 19 is equipped with battery case 20 that is the concave cover shape and establishes battery 21 in the battery case, the bottom surface that lies in the circuit board in last cavity is filled with the glue layer, this glue layer has certain thickness (this thickness can be for 3-6 millimeters) in order to cover the bottom surface of whole circuit board and the notch of battery case, can let the notch of battery case and establish the battery at the battery case notch through this glue layer and all carried out waterproofly, and this glue layer covers the bottom surface of whole circuit board, even circuit board 19 and inside lining 18 in cavity 16 all have water-proof effects on translucent cover 17.
Further, in order to make the second wire waterproof when passing through the transparent cover, the transparent cover 17 is provided with a through hole 22 for passing through the second wire 9, a waterproof silica gel sleeve 23 is sleeved between the second wire 9 and the through hole 22, the waterproof silica gel sleeve 23 is cylindrical, the outer peripheral surface of the waterproof silica gel sleeve 23 is matched with and tightly attached to the inner wall surface of the through hole 22 in shape, so as to realize the waterproof between the waterproof silica gel sleeve 23 and the inner wall surface of the through hole 22, the central part of the waterproof silica gel sleeve is provided with a pore passage 24 for passing through the second wire, the pore passage 24 is tightly matched with the second wire, so as to realize the waterproof between the pore passage and the second wire, through the test of a water pressure test device, the waterproof silica gel sleeve 23 meets the waterproof under the working pressure of tap water, for further waterproof, a concave groove 10 is arranged on the boss at the upper part of the transparent cover 17, and a through hole is, can the encapsulating (unnecessary) in this depressed groove 10, realize further waterproof, for waterproof silica gel cover 23's is fixed, this waterproof silica gel cover 23 tight fit is spacing at the notch 15 of circuit board, the second wire gets into translucent cover 17 from the perforation of the depressed groove 10 of waterproof silica gel cover 23, pass the pore 24 of waterproof silica gel cover 23, connect to the bottom surface of circuit mainboard 19, realize that second wire second end and circuit board welded fastening, because the second wire has the isolation of waterproof silica gel cover 23, and the relative stability of position, thereby can not influence communication antenna's signal, guarantee signal's stability.
Further, in order to fix the circuit main board and the battery box, the second end of the second lead 9 is electrically connected with the circuit main board 19, the circuit main board is locked and fixed with the transparent cover through a screw 36 penetrating from bottom to top, the battery box is locked and fixed on the circuit main board through a screw penetrating from bottom to top, and a battery 21 in the battery box 20 is provided with a Hall sensor connected with an electric wire into the shell to supply power for the Hall sensor.
The utility model discloses as long as be located the bottom surface of circuit board and fill the glue layer in last cavity, realize the waterproof below the circuit board, and through waterproof silica gel cover realize the waterproof above the circuit board, reduce the waterproof step of injecting glue about the circuit board, waterproof structure is simpler, the operation is convenient more, swift.
Furthermore, in order to stabilize the communication antenna, the circuit board in the housing is provided with a communication antenna 25, the communication antenna is a 90-degree bent crutch panel, a rectangular support base 26 is fixedly arranged on the circuit board, the inner side of the upright panel 27 of the crutch panel is attached to the vertical surface 28 of the support base 26, the lower side of the horizontal panel 29 of the crutch panel is attached to the upper surface 30 of the support base, the horizontal panel of the crutch panel is provided with two positioning holes 31, the upper surface of the support base is provided with two positioning convex nails 32 matched with the positioning holes, the support base 26 can be made of plastic, the support base is fixed on the circuit board and has certain rigidity, the inner side of the upright panel 27 of the communication antenna 25 is attached to the vertical surface 28 of the support base 26, the lower side of the horizontal panel 29 of the communication antenna 25 is attached to the upper surface 30 of the support base, so that the whole structure of the communication antenna 25 can keep a better design shape, the influence on the signal sending or the signal effect caused by deformation is avoided, and the communication antenna can be well positioned through the matching of the positioning convex nail 32 and the positioning hole 31; the test data in the table below reflects that the TRP of the communication antenna is improved by about 2.5DB, and the TIS is improved by about 5 DB.
Furthermore, in order to fix the communication antenna, the positioning convex nail 32 is riveted to the crank piece through melting, the positioning convex nail 32 and the supporting seat 26 are formed by plastic in an integral injection molding mode, and after the communication antenna is matched and positioned through the positioning hole and the positioning convex nail, the positioning convex nail is melted and ironed through electric soldering iron and the like to form a rivet head, so that the communication antenna is fixed.
Furthermore, in order to make the communication signal better, the side part of the upright piece of the crutch piece is provided with an arc piece 33 which is integrated with the upright piece, the end part of the arc piece is provided with a rectangular concave through groove 34, and the communication signal is enhanced due to the design of the arc piece 33 and the rectangular concave through groove 34.
Furthermore, for reasonable design, the vertical piece and the horizontal piece of the crutch panel are provided with circuitous through grooves 35.
The remote water meter further comprises a filter screen, an impeller box, an impeller, a hall sensor and other components which are arranged in the shell 1, and the components are all structures which are known or disclosed in the field, so that the description is not repeated.
The utility model discloses a supporting seat carries out extra support to communication antenna, and the communication antenna structure that makes is more stable, reliable, is favorable to the intensity and the effect of assurance signal.
The above is only the preferred embodiment of the present invention, and all the equivalent changes and modifications made according to the claims of the present invention should be covered by the present invention.
Claims (7)
1. The utility model provides a waterproof construction of circuit board in teletransmission water gauge which characterized in that: including the casing, establish the translucent cover that has last cavity in the casing, establish inside lining and the circuit board in last cavity, the bottom surface lock of circuit board is equipped with the battery case that is the concave cover shape and establishes the battery in the battery case, and the bottom surface that lies in the circuit board in last cavity is filled with the glue layer, and this glue layer covers the bottom surface of whole circuit board and the notch of battery case.
2. The waterproof structure of the circuit board in the remote water meter according to claim 1, characterized in that: the transparent cover is provided with a perforated channel for the second lead to penetrate through, a waterproof silica gel sleeve is sleeved between the second lead and the perforated channel and is in a cylindrical shape, the outer peripheral surface of the waterproof silica gel sleeve is tightly attached to the inner wall surface of the perforated channel, a pore passage penetrating through the second lead is formed in the center of the waterproof silica gel sleeve, and the pore passage is tightly matched with the second lead.
3. The waterproof structure of the circuit board in the remote water meter according to claim 2, characterized in that: the second end and the circuit board electric connection of second wire, the circuit board is fixed with the translucent cover locking through the screw that wears to establish from bottom to top, the battery case is fixed on the circuit board through the screw locking that wears to establish from bottom to top.
4. The waterproof structure of the circuit board in the remote water meter according to claim 1, characterized in that: the circuit board in the shell is provided with a communication antenna, the communication antenna is a bent piece bent by 90 degrees, a rectangular supporting seat is fixedly arranged on the circuit board, the inner side of a vertical piece of the bent piece is attached to a vertical face of the supporting seat, the lower side of a horizontal piece of the bent piece is attached to the upper surface of the supporting seat, two positioning holes are formed in the horizontal piece of the bent piece, and two positioning convex nails matched with the positioning holes are arranged on the upper surface of the supporting seat.
5. The waterproof structure of the circuit board in the remote water meter according to claim 4, characterized in that: the positioning convex nail is fixedly riveted with the crutch piece through melting and ironing.
6. The waterproof structure of the circuit board in the remote water meter according to claim 4, characterized in that: the side part of the upright piece of the crutch piece is provided with an arc piece integrated with the upright piece, and the end part of the arc piece close to the arc piece is provided with a rectangular concave through groove.
7. The waterproof structure of the circuit board in the remote water meter according to claim 4, characterized in that: and the vertical pieces and the horizontal pieces of the crutch pieces are provided with roundabout through grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921824925.2U CN211090223U (en) | 2019-10-29 | 2019-10-29 | Waterproof structure of circuit main board in remote water meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921824925.2U CN211090223U (en) | 2019-10-29 | 2019-10-29 | Waterproof structure of circuit main board in remote water meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211090223U true CN211090223U (en) | 2020-07-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921824925.2U Active CN211090223U (en) | 2019-10-29 | 2019-10-29 | Waterproof structure of circuit main board in remote water meter |
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| Country | Link |
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| CN (1) | CN211090223U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116337169A (en) * | 2023-03-14 | 2023-06-27 | 宁夏隆基宁光仪表股份有限公司 | IP68 waterproof NB-IoT intelligent water meter |
-
2019
- 2019-10-29 CN CN201921824925.2U patent/CN211090223U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116337169A (en) * | 2023-03-14 | 2023-06-27 | 宁夏隆基宁光仪表股份有限公司 | IP68 waterproof NB-IoT intelligent water meter |
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| TR01 | Transfer of patent right |
Effective date of registration: 20211229 Address after: 350015 floor 1, building 1, No. 1, Chashan Road, Mawei District, Fuzhou City, Fujian Province (in the pilot Free Trade Zone) Patentee after: Fushui Zhilian Technology Co.,Ltd. Address before: 350008 4th floor, building 1, No. 7, Jinzhou North Road, Cangshan District, Fuzhou City, Fujian Province Patentee before: FUZHOU DEYI ELECTRONIC TECHNOLOGY Co.,Ltd. |