CN210465514U - Electric energy meter connection structure - Google Patents
Electric energy meter connection structure Download PDFInfo
- Publication number
- CN210465514U CN210465514U CN201921292173.XU CN201921292173U CN210465514U CN 210465514 U CN210465514 U CN 210465514U CN 201921292173 U CN201921292173 U CN 201921292173U CN 210465514 U CN210465514 U CN 210465514U
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- box
- end button
- stopper
- casing
- button box
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- 230000000694 effects Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 239000003381 stabilizer Substances 0.000 description 3
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
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Abstract
The utility model discloses an electric energy meter connection structure, including last casing, lower casing and end knob box, the end knob box includes end knob box, well end knob box and upper end knob box down, end knob box down with casing integrated into one piece down, well end knob box can be dismantled and locate in the end knob box down, the both ends of end knob box down all are provided with stopper one and stopper two, be formed with the recess between stopper one and the stopper two, stopper one and stopper two all have the inclined plane of outside setting, down the casing both ends with the corresponding position of recess is provided with leads the sliding surface, the both ends of well end knob box be provided with can along it slides and inserts to lead the sliding surface extension in the recess. The utility model discloses make the terminal button box have better fixed connection effect, and difficult production is not hard up, and can make the electric current that passes through can reach 200 ampere to 250 ampere, only be about 120 ampere for measuring current on the market, it has the bigger and more accurate advantage of measuring range.
Description
Technical Field
The utility model relates to an electric energy meter technical field specifically is an electric energy meter connection structure.
Background
Chinese patent No. CN202757973U discloses a case of an electric energy meter, which comprises a base and an upper cover forming the case, and an end button box arranged on the base; the terminal box fixing device has the advantages that the terminal box can be reliably fixed on the base so as to ensure that the terminal box cannot be loosened.
Also, for example, chinese patent No. CN104749406B discloses a connection structure of an electric energy meter, which has the advantages of saving time and labor during installation and ensuring low cost of the electric energy meter.
But the connection fixed knot of terminal button box among two kinds of above-mentioned technical scheme constructs still has certain problem in the in-service use, because connect the electric wire in the terminal button box, if the connection of terminal button box is unstable for the electric wire is difficult to fix, can appear the condition of race line, just can make through resistance increase wherein, and the electric current reduces, leads to the electric energy meter measurement inaccurate.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem in the background art, and the electric energy meter connection structure that the terminal box connection is firm, can not produce to become flexible that proposes.
In order to achieve the above purpose, the utility model provides a following technical scheme:
a connecting structure of an electric energy meter comprises an upper shell, a lower shell and an end button box, wherein the end button box comprises a lower end button box, a middle end button box and an upper end button box, the lower end button box and the lower shell are integrally formed, the middle end button box is detachably arranged in the lower end button box, a first limiting block and a second limiting block are arranged at two ends of the lower end button box, a groove is formed between the first limiting block and the second limiting block, the first limiting block and the second limiting block are respectively provided with an outward inclined plane, a guide sliding surface is arranged at the position, corresponding to the groove, of two ends of the lower shell, an extending part capable of sliding along the guide sliding surface and being inserted into the groove is arranged at two ends of the middle end button box, a main buckling column, an auxiliary buckling column and a stopping block are arranged on the lower end button box, a clamping groove is arranged on the middle end button box, the middle end button box is provided with an end surface part, and when the extending part is inserted into the groove, the main buckle post can with the terminal surface portion is detained the vice buckle post can block into in the draw-in groove the dog can the butt in on the well end button box, still be provided with down the perforation platform on the end button box down, go up the end button box with go up casing fixed connection, go up be provided with on the casing with down the perforation platform corresponding, go up the end button box and pass the perforation platform through the fastener and be connected with lower end button box down.
Preferably, the portable terminal device further comprises a cover cap for covering the upper end button box, the cover cap is provided with a tabling groove, the upper end button box is provided with a tabling block, and the tabling block can be inserted into the tabling groove.
Preferably, the two ends of the upper shell are provided with concave parts, the two ends of the cover cap are provided with rotating blocks, and the cover cap is rotatably connected with the upper shell through the matching of the rotating blocks and the concave parts.
Preferably, the cover is further provided with an opening and closing groove for opening or closing the cover conveniently.
Preferably, the lower part of going up the casing is provided with the stabilizer blade, be provided with down the internal branch piece with stabilizer blade looks adaptation that is provided with of casing, go up the casing and pass through the cooperation of stabilizer blade and branch piece and can dismantle with the casing and be connected down.
Preferably, the upper terminal box and the upper housing are integrally formed.
Preferably, a plurality of mounting posts are arranged in the lower shell.
The utility model has the advantages that:
the utility model has the advantages that the middle end button box can be more firmly fixed in the lower end button box by the arrangement of the first limit block, the second limit block, the groove, the extension part, the main buckling column, the auxiliary buckling column, the clamping groove and the stop block, so that the middle end button box can not be loosened; and through being provided with down perforation platform and last perforation platform, pass down perforation platform and last perforation platform through the fastener like the screw when, upper end button box has fine position with lower extreme button box and prescribes a limit to and the fixed action.
Drawings
Fig. 1 is a schematic structural diagram of an electric energy meter connection structure according to an embodiment of the present invention;
fig. 2 is an exploded view of an electric energy meter connection structure according to an embodiment of the present invention;
FIG. 3 is an enlarged view taken at A in FIG. 2;
fig. 4 is a first schematic structural diagram of a middle terminal box of an electric energy meter connection structure according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a middle terminal box of an electric energy meter connection structure according to an embodiment of the present invention.
In the figure: 1. an upper housing; 101. a support leg; 102. a recessed portion; 2. a lower housing; 201. supporting a block; 202. mounting a column; 203. a slide guide surface; 3. a cover; 301. rotating the block; 302. a fitting groove; 303. opening and closing the groove; 4. an end button box; 401. a lower end button box; 4011. a lower piercing station; 4012a, a first limiting block; 4012b, a groove; 4012c, a second limiting block; 4013. a main snap post; 4014. a secondary snap post; 4015. a stopper; 402. a middle terminal button box; 4021. an extension portion; 4022. a card slot; 4023. an end surface portion; 403. an upper end button box; 4031. mounting a punching table; 4032. a fitting block.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1-5, an electric energy meter connection structure includes an upper housing 1, a lower housing 2 and an end button box 4, the end button box 4 includes a lower end button box 401, a middle end button box 402 and an upper end button box 403, the lower end button box 401 and the lower housing 2 are integrally formed, the middle end button box 402 can be detachably disposed in the lower end button box 401, two ends of the lower end button box 401 are respectively provided with a first stopper 4012a and a second stopper 4012c, a groove 4012b is formed between the first stopper 4012a and the second stopper 4012c, the first stopper 4012a and the second stopper 4012c are respectively provided with an inclined surface arranged outwards, two ends of the lower housing 2 and corresponding positions of the groove 4012b are provided with a sliding guide surface 203, two ends of the middle end button box 402 are provided with an extending portion 4021 which can slide along the sliding guide surface 203 and can be inserted into the groove 4012b, a main buckle post 4013 is disposed on the lower end button box 401, Auxiliary buckle post 4014 and dog 4015, be provided with draw-in groove 4022 on well end button box 402, well end button box 402 has terminal surface portion 4023, when extension 4021 inserts to when in the recess 4012b, main buckle post 4013 can with terminal surface portion 4023 detains, auxiliary buckle post 4014 can block in the draw-in groove 4022, dog 4015 can butt in on well end button box 402, still be provided with down perforated platform 4011 on the lower end button box 401, upper end button box 403 with upper housing 1 fixed connection, be provided with on the upper housing 1 with the corresponding last perforated platform 4031 of lower perforated platform 4011, upper end button box 403 passes through the fastener and goes up perforated platform 4031 and lower perforated platform 4011 and is connected with lower end button box 401.
Further, the terminal box comprises a cover 3 for covering the upper terminal box 403, the cover 3 is provided with a fitting groove 302, the upper terminal box 403 is provided with a fitting block 4032, and the fitting block 4032 can be inserted into the fitting groove 302.
Furthermore, both ends of the upper housing 1 are provided with a recess 102, both ends of the cover 3 are provided with a rotating block 301, and the cover 3 is rotatably connected with the upper housing 1 by the matching of the rotating block 301 and the recess 102.
Further, the cover 3 is further provided with an opening and closing groove 303 for opening or closing the cover 3.
Furthermore, the lower part of the upper shell 1 is provided with a supporting leg 101, a supporting block 201 matched with the supporting leg 101 is arranged in the lower shell 2, and the upper shell 1 is detachably connected with the lower shell 2 through the matching of the supporting leg 101 and the supporting block 201.
Further, the upper terminal box 403 is integrally formed with the upper housing 1.
Further, a plurality of mounting posts 202 are disposed in the lower housing 2.
By adopting the technical scheme, the utility model discloses a be provided with stopper one 4012a, stopper two 4012c, recess 4012b, extension 4021, main buckle post 4013, vice buckle post 4014, draw-in groove 4022 and dog 4015 for middle terminal button box 402 can be more firmly fixed in lower terminal button box 401, makes it can not produce the pine movement; by providing the lower perforated table 4011 and the upper perforated table 4031, when a fastener such as a screw penetrates through the lower perforated table 4011 and the upper perforated table 4031, the upper end button box 403 and the lower end button box 401 have good position limiting and fixing effects; and the passing current can reach 200-250 amperes, and compared with the current measured on the market, the current measuring device has the advantages of being larger in measuring range and more accurate.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The utility model provides an electric energy meter connection structure, includes casing (1), casing (2) and end button box (4) down, a serial communication port, end button box (4) are including end button box (401), well end button box (402) and last end button box (403) down, end button box (401) with casing (2) integrated into one piece down, well end button box (402) can be dismantled and locate down in end button box (401), the both ends of end button box (401) all are provided with stopper one (4012a) and stopper two (4012c) down, be formed with between stopper one (4012a) and stopper two (4012c) fluted (4012b), stopper one (4012a) and stopper two (4012c) all have the inclined plane of outside setting, the both ends of casing (2) down with the corresponding position of recess (4012b) is provided with leads smooth surface (203), the both ends that insert end button box (402) are provided with can along it slides to lead smooth surface (203) the recess is gone into to slide 4012b) In (b), extension (4021), be provided with main buckle post (4013), vice buckle post (4014) and dog (4015) on lower terminal knob box (401), be provided with draw-in groove (4022) on well terminal knob box (402), well terminal knob box (402) have terminal surface portion (4023), work as extension (4021) inserts to in recess (4012b), main buckle post (4013) can with terminal surface portion (4023) detains, vice buckle post (4014) can block in draw-in groove (4022), dog (4015) can butt in on well terminal knob box (402), still be provided with down perforated platform (4011) on lower terminal knob box (401), upper terminal knob box (403) with upper housing (1) fixed connection, be provided with on upper housing (1) with the corresponding last perforated platform (4031) of lower perforated platform (4011), upper terminal knob box (403) passes through perforated platform (4031) and lower terminal knob box (4011) and lower extreme perforated platform (4031), upper terminal knob box (4031) passes through perforated platform (4031) and lower terminal knob box (4011), and lower extreme (4015) fixed connection 401) And (4) connecting.
2. The electric energy meter connecting structure according to claim 1, further comprising a cover (3) for covering the upper knob case (403), wherein the cover (3) is provided with a fitting groove (302), the upper knob case (403) is provided with a fitting block (4032), and the fitting block (4032) can be inserted into the fitting groove (302).
3. The electric energy meter connecting structure according to claim 2, wherein both ends of the upper casing (1) are provided with recesses (102), both ends of the cover (3) are provided with rotating blocks (301), and the cover (3) is rotatably connected with the upper casing (1) through the cooperation of the rotating blocks (301) and the recesses (102).
4. An electric energy meter connecting structure as claimed in claim 3, wherein the cover (3) is further provided with an opening and closing groove (303) for opening or closing the cover (3).
5. The electric energy meter connecting structure according to claim 1 or 4, wherein a supporting leg (101) is arranged at the lower part of the upper casing (1), a supporting block (201) matched with the supporting leg (101) is arranged in the lower casing (2), and the upper casing (1) is detachably connected with the lower casing (2) through the matching of the supporting leg (101) and the supporting block (201).
6. An electric energy meter connection structure according to claim 5, wherein the upper terminal box (403) is integrally formed with the upper case (1).
7. An electric energy meter connection according to claim 1, characterized in that a number of mounting posts (202) are provided in the lower housing (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921292173.XU CN210465514U (en) | 2019-08-09 | 2019-08-09 | Electric energy meter connection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921292173.XU CN210465514U (en) | 2019-08-09 | 2019-08-09 | Electric energy meter connection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210465514U true CN210465514U (en) | 2020-05-05 |
Family
ID=70450571
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921292173.XU Withdrawn - After Issue CN210465514U (en) | 2019-08-09 | 2019-08-09 | Electric energy meter connection structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210465514U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110376411A (en) * | 2019-08-09 | 2019-10-25 | 温州隆威电气有限公司 | A kind of electric energy meter connection structure |
-
2019
- 2019-08-09 CN CN201921292173.XU patent/CN210465514U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110376411A (en) * | 2019-08-09 | 2019-10-25 | 温州隆威电气有限公司 | A kind of electric energy meter connection structure |
| CN110376411B (en) * | 2019-08-09 | 2024-05-24 | 隆威电气有限公司 | Electric energy meter connection structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No.1 Sulu Avenue, Liushi Town, Yueqing City, Wenzhou City, Zhejiang Province Patentee after: Longwei Electric Co.,Ltd. Address before: No.1 Sulu Avenue, Liushi Town, Yueqing City, Wenzhou City, Zhejiang Province Patentee before: Zhejiang Longwei Electric Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP03 | Change of name, title or address |
Address after: No.1 Sulu Avenue, Liushi Town, Yueqing City, Wenzhou City, Zhejiang Province Patentee after: Zhejiang Longwei Electric Co.,Ltd. Address before: 325000 No. 1, Sulu Avenue, Liushi Town, Yueqing City, Wenzhou City, Zhejiang Province Patentee before: Wenzhou Longwei Electric Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20200505 Effective date of abandoning: 20240524 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20200505 Effective date of abandoning: 20240524 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |