CN107966599B - Waterproof mechanical ammeter - Google Patents
Waterproof mechanical ammeter Download PDFInfo
- Publication number
- CN107966599B CN107966599B CN201711400104.1A CN201711400104A CN107966599B CN 107966599 B CN107966599 B CN 107966599B CN 201711400104 A CN201711400104 A CN 201711400104A CN 107966599 B CN107966599 B CN 107966599B
- Authority
- CN
- China
- Prior art keywords
- waterproof
- connecting part
- electric wire
- cover plate
- shell
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 230000005611 electricity Effects 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 9
- 230000002035 prolonged effect Effects 0.000 abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 206010019345 Heat stroke Diseases 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
- G01R11/02—Constructional details
- G01R11/04—Housings; Supporting racks; Arrangements of terminals
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
- G01R11/02—Constructional details
- G01R11/24—Arrangements for avoiding or indicating fraudulent use
-
- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Connector Housings Or Holding Contact Members (AREA)
Abstract
The invention discloses a waterproof mechanical ammeter which comprises a shell, an ammeter body and a connecting part, wherein the ammeter body and the connecting part are respectively arranged in the shell, the connecting part is arranged at the lower side of the ammeter body, four connecting ends are arranged in the connecting part, a threading hole corresponding to the connecting ends is arranged on the lower shell of the connecting ends, a waterproof sleeve is inserted in the threading hole, the waterproof sleeve is sleeved on an electric wire, an annular gasket attached to the bottom of the inner side of the connecting part is arranged at the top of the waterproof sleeve, suction grooves are uniformly arranged on the annular gasket, a cover plate is paved on the annular gasket, and the cover plate is sucked with the annular gasket through the suction grooves. According to the waterproof electric meter, the waterproof sleeve closely attached to the electric wire is arranged in the threading hole of the electric wire, so that water can be prevented from entering the electric meter from the threading hole, the waterproof performance of the electric meter is improved, and the service life of the electric meter is prolonged.
Description
Technical Field
The invention relates to a waterproof mechanical ammeter, which is applicable to the technical field of ammeter.
Background
The electric meter is an instrument for measuring electric energy, is widely applied to places such as families, communities, municipal administration, factories and the like, is often installed at the corners of a household corridor, but for some suburbs or rural household users, the electric meter is generally installed on the outer surface wall of a building. Traditional ammeter waterproof performance is relatively poor, especially the junction of electric wire, must cooperate the use of ammeter case just can improve the waterproof performance of ammeter, guarantees its normal use, and general ammeter case volume is greater than the volume of ammeter, has consequently obviously increased the occupation area of ammeter installation after using ammeter case, is used for in order to be convenient for the reading of the registration of ammeter moreover now, adopts electronic type ammeter, but electronic type ammeter can consume the electric energy production, and mechanical type ammeter is though not consuming the electric energy, looks over inconveniently.
In addition, the existing ammeter has poor safety performance, and can be easily used by a thief, so that not only is a great deal of national resources lost, but also the ammeter is dangerous to be disassembled by the thief.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides the waterproof mechanical ammeter, wherein the waterproof sleeve closely attached to the electric wire is arranged in the threading hole of the electric wire, so that water can be prevented from entering the ammeter from the threading hole, the waterproof performance of the ammeter is improved, and the service life of the ammeter is prolonged.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a waterproof mechanical ammeter, includes casing, ammeter body and connecting portion set up respectively in the casing, the connecting portion sets up the downside at the ammeter body, be provided with four link in the connecting portion, be provided with the through wires hole corresponding with the link on the lower part casing of link, it has waterproof sleeve to alternate on the through wires hole, waterproof sleeve pipe is established on the electric wire, waterproof sleeve's top is provided with the annular gasket of laminating in the inboard bottom of connecting portion, evenly set up the actuation groove on the annular gasket, the cover plate has been laid on the annular gasket, the cover plate is in the same place with the annular gasket actuation through the actuation groove.
Further, the annular gasket is the upper part of the waterproof sleeve, the middle part of the annular gasket is cylindrical, the lower part of the annular gasket is conical with big top and small bottom, and the inner wall of the bottom of the conical part is attached to the outer wall of the electric wire;
the waterproof sleeve is made of rubber.
Further, a through hole corresponding to the center of the annular gasket is formed in the cover plate.
Further, the two ends of the cover plate are provided with pull plates which incline inwards. Further, the connecting end comprises an upper clamping plate and a lower clamping plate which are oppositely arranged, and one surface of the upper clamping plate and one surface of the lower clamping plate, which are opposite, are of a circular arc structure.
Further, the top of punch holder is provided with the caulking groove, the top of punch holder is provided with the clamp plate, it has the bolt to alternate on the clamp plate, the bolt is threaded connection with the clamp plate, the bottom of bolt inlays in the caulking groove.
Further, the casing includes preceding casing and back casing, the edge of back casing is provided with the step, preceding casing block is on this step, back casing edge outside is provided with the sealing washer, the sealing washer extends to the edge outside of preceding casing.
Further, a mechanical display disc is arranged on the ammeter body.
Further, the top of machinery display panel is provided with the LED lamp strip, one side of LED lamp strip is provided with touch screen formula switch.
Further, a safety lock is arranged on the outer side of the connecting portion.
After the technical scheme is adopted, the invention has the following beneficial effects: according to the waterproof electric meter, the waterproof sleeve is arranged in the threading hole, so that the electric wire and the waterproof sleeve can be tightly combined, the waterproof performance of the electric meter is improved, and the service life of the electric meter is prolonged. And because the lower part of waterproof tube is conical structure to combine waterproof tube elastic characteristics, can have certain fixed action to the electric wire, and the annular gasket on heatstroke prevention sleeve pipe upper portion passes through actuation groove and the inseparable actuation of cover plate, can avoid the condition of tearing waterproof tube and electric wire down under the condition of not opening connecting portion, prevent stealer's condition of stealing electricity, and further guaranteed the security performance of ammeter.
Drawings
FIG. 1 is a block diagram of a waterproof mechanical electricity meter according to the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is a block diagram of a ring gasket of a waterproof mechanical electricity meter according to the present invention;
FIG. 4 is a block diagram of a connection terminal of a waterproof mechanical electricity meter according to the present invention;
FIG. 5 is a cross-sectional view of a waterproof mechanical ammeter according to the present invention at the junction of the front and rear housings;
In the figure: 1. the electric meter comprises a shell, a meter body, a connecting part, a connecting end, a threading hole, a waterproof sleeve, a wire, an annular gasket, a suction groove, a cover plate, a cylindrical shape, a conical shape, a pull plate, a clamping upper plate, a clamping lower plate, a clamping groove, a clamping pressing plate, a bolt, a front shell, a rear shell, a step, a sealing ring, a mechanical display disc, a LED lamp strip, a touch switch and a safety lock.
Detailed Description
In order that the invention may be more readily understood, a more particular description of the invention will be rendered by reference to specific embodiments that are illustrated in the appended drawings.
As shown in fig. 1-5, a waterproof mechanical ammeter comprises a shell 1, an ammeter body 2 and a connecting part 3, wherein the ammeter body 2 and the connecting part 3 are respectively arranged in the shell 1, the connecting part 3 is arranged at the lower side of the ammeter body 2, four connecting ends 4 are arranged in the connecting part 3, threading holes 5 corresponding to the connecting ends are formed in the lower shell 1 of the connecting ends 4, waterproof sleeves 6 are inserted in the threading holes 5, the waterproof sleeves 6 are sleeved on an electric wire 7, the top of each waterproof sleeve 6 is provided with an annular gasket 8 attached to the bottom of the inner side of the connecting part, the annular gasket 8 is uniformly provided with an actuation groove 9, a cover piece 10 is paved on the annular gasket 8, and the cover piece 10 is actuated with the annular gasket 8 through the actuation groove 9.
The annular gasket 8 is arranged at the upper part of the waterproof sleeve 3, the middle part of the annular gasket is a cylinder 11, the lower part of the annular gasket is a cone 12 with a large upper part and a small lower part, and the inner wall of the bottom of the cone 12 is attached to the outer wall of the electric wire 7; the bottom of the cone 12 can increase the tightness of the electric wire 7 and the waterproof sleeve 6, thereby improving the waterproof effect.
The waterproof sleeve 6 is made of rubber. The rubber material is softer and has high elasticity and good insulation effect.
The cover plate 10 is provided with a through hole corresponding to the center of the annular gasket 8. The electric wire is convenient to pass through the cover plate and be connected to the connecting end.
The cover plate 10 is provided at both ends with inwardly inclined pull plates 13. The cover plate can be lifted more conveniently.
The connecting end 4 comprises an upper clamping plate 14 and a lower clamping plate 15 which are oppositely arranged, and the opposite surfaces of the upper clamping plate 14 and the lower clamping plate 15 are in arc-shaped structures. The arc structure is more convenient for the fixation of the electric wire 7, so that the clamping plate is more attached to the electric wire 7, and the stability is better.
The top of punch holder 14 is provided with caulking groove 16, the top of punch holder 13 is provided with clamp plate 17, it has bolt 18 to alternate on the clamp plate 17, bolt 18 is threaded connection with clamp plate 17, the bottom of bolt 18 inlays in caulking groove 16. The specific adjustment between the upper clamping plate 14 and the lower clamping plate 15 is realized by the up-and-down movement of the bolts 18, thereby playing a role of fixing the electric wire 7.
The shell 1 comprises a front shell 19 and a rear shell 20, a step 21 is arranged at the edge of the rear shell 20, the front shell 19 is clamped on the step 21, a sealing ring 22 is arranged outside the edge of the rear shell 20, and the sealing ring 22 extends to the outside of the edge of the front shell 20. The waterproof performance of the entire electricity meter can be increased by the sealing ring 20, thereby improving the safety of the electricity meter.
The electric meter body 2 is provided with a mechanical display disc 23. The mechanical display disc 23 is used to display the number of the electricity meter.
An LED light bar 24 is arranged above the mechanical display panel 23, and a touch screen switch 25 is arranged on one side of the LED light bar 24. The indication of the ammeter can be more accurately observed through the illumination of the LED light bar 24, and the use is more convenient.
The outside of the connecting part 3 is provided with a safety lock 26. The connecting part 3 can be locked by the safety lock 26, so that the connecting part 3 is prevented from being opened randomly.
When the ammeter is installed, the electric wire 7 is firstly penetrated from the bottom of the waterproof sleeve 6 and extends out from the middle of the upper annular gasket 8, and when the waterproof sleeve 6 is extended out for a proper distance, the bottom of the conical shape 12 of the waterproof sleeve is pulled upwards to be tightly combined with the outer wall of the electric wire 7, so that the waterproof sleeve has good sealing performance. At this time, the annular gasket 8 is folded to pass through the threading hole 5 and then is released to be spread at the inner bottom of the connecting part 3, the electric wire 7 passes through the cover plate 10, the end part of the electric wire 7 is inserted between the upper clamping plate 14 and the lower clamping plate 15, the bolt 18 is screwed, the electric wire 7 is fixed, then the cover plate 10 is covered at the bottom of the connecting part 3 and is pressed, so that the air of the cover plate 10 and the bracket of the suction groove 9 is discharged, the cover plate 10 and the annular gasket 8 are sucked together, then the connecting part 3 is locked by the safety lock 26, and at this time, the waterproof sleeve 6 cannot be taken out from the threading hole due to the large suction force between the cover plate 10 and the annular gasket 8, and the safety performance of the ammeter is improved.
When the electric wire 7 and the waterproof sleeve 6 are required to be detached, the safety lock 26 is opened, the connecting part 3 is opened, then the cover plate 10 is pulled upwards by using the pull plates 13 on the two sides of the cover plate 10, the cover plate 10 can be lifted, and then the electric wire 7 and the waterproof sleeve 6 are sequentially detached.
Compared with the prior art, the waterproof sleeve is arranged in the threading hole, so that the electric wire and the waterproof sleeve can be tightly combined, the waterproof performance of the ammeter is improved, and the service life of the ammeter is prolonged. And because the lower part of waterproof tube is conical structure to combine waterproof tube elastic characteristics, can have certain fixed action to the electric wire, and the annular gasket on heatstroke prevention sleeve pipe upper portion passes through actuation groove and the inseparable actuation of cover plate, can avoid the condition of tearing waterproof tube and electric wire down under the condition of not opening connecting portion, prevent stealer's condition of stealing electricity, and further guaranteed the security performance of ammeter.
The technical problems, technical solutions and advantageous effects solved by the present invention have been further described in detail in the above-described embodiments, and it should be understood that the above-described embodiments are only illustrative of the present invention and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present invention should be included in the scope of protection of the present invention.
Claims (4)
1. A waterproof mechanical electricity meter, characterized in that: the electric meter comprises a shell, an electric meter body and a connecting part, wherein the electric meter body and the connecting part are respectively arranged in the shell, the connecting part is arranged at the lower side of the electric meter body, four connecting ends are arranged in the connecting part, threading holes corresponding to the connecting ends are formed in the lower shell of the connecting ends, waterproof sleeves are inserted in the threading holes and sleeved on electric wires, annular gaskets attached to the bottom of the inner side of the connecting part are arranged at the top of the waterproof sleeves, suction grooves are uniformly formed in the annular gaskets, cover plates are paved on the annular gaskets, and the cover plates are sucked with the annular gaskets through the suction grooves;
the annular gasket is arranged at the upper part of the waterproof sleeve, the middle part of the waterproof sleeve is cylindrical, the lower part of the waterproof sleeve is conical with big top and small bottom, and the inner wall of the bottom of the conical is attached to the outer wall of the electric wire;
The waterproof sleeve is made of rubber;
the two ends of the cover plate are provided with pull plates which incline inwards;
the connecting end comprises an upper clamping plate and a lower clamping plate which are oppositely arranged, and the opposite surfaces of the upper clamping plate and the lower clamping plate are of arc-shaped structures;
The top of the upper clamping plate is provided with a caulking groove, a pressing plate is arranged above the upper clamping plate, a bolt is inserted into the pressing plate, the bolt is in threaded connection with the pressing plate, and the bottom of the bolt is embedded in the caulking groove;
A safety lock is arranged on the outer side of the connecting part;
when the ammeter is installed, firstly, an electric wire penetrates through the bottom of the waterproof sleeve and extends out of the middle of the upper annular gasket, when the waterproof sleeve is extended out of a proper distance, the conical bottom of the waterproof sleeve is pulled upwards to be tightly combined with the outer wall of the electric wire, at the moment, the annular gasket is folded to pass through a threading hole and then is released to be spread on the inner bottom of a connecting part, the electric wire passes through a cover plate, the end part of the electric wire is inserted between an upper clamping plate and a lower clamping plate, a bolt is screwed, the electric wire is fixed, then the cover plate is covered on the bottom of the connecting part and is pressed, so that the air of the cover plate and a suction groove bracket is discharged, the cover plate is sucked with the annular gasket, then the connecting part is locked by a safety lock, when the electric wire is required to be disassembled, the connecting part is opened, then the cover plate on two sides of the cover plate is pulled upwards, the cover plate is lifted, and then the electric wire and the waterproof sleeve are sequentially disassembled;
and a through hole corresponding to the center of the annular gasket is arranged on the cover plate.
2. The waterproof mechanical electricity meter of claim 1, wherein: the shell comprises a front shell and a rear shell, a step is arranged at the edge of the rear shell, the front shell is clamped on the step, a sealing ring is arranged on the outer side of the edge of the rear shell, and the sealing ring extends to the outer side of the edge of the front shell.
3. The waterproof mechanical electricity meter of claim 1, wherein: the electric meter body is provided with a mechanical display disc.
4. A waterproof mechanical electricity meter according to claim 3, characterized in that: an LED lamp strip is arranged above the mechanical display panel, and a touch screen type switch is arranged on one side of the LED lamp strip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711400104.1A CN107966599B (en) | 2017-12-22 | 2017-12-22 | Waterproof mechanical ammeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711400104.1A CN107966599B (en) | 2017-12-22 | 2017-12-22 | Waterproof mechanical ammeter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107966599A CN107966599A (en) | 2018-04-27 |
| CN107966599B true CN107966599B (en) | 2024-04-30 |
Family
ID=61995190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711400104.1A Active CN107966599B (en) | 2017-12-22 | 2017-12-22 | Waterproof mechanical ammeter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107966599B (en) |
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| Publication number | Publication date |
|---|---|
| CN107966599A (en) | 2018-04-27 |
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