CN216209400U - Fire early warning electricity meter supporting small space operation - Google Patents
Fire early warning electricity meter supporting small space operation Download PDFInfo
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- CN216209400U CN216209400U CN202122690128.3U CN202122690128U CN216209400U CN 216209400 U CN216209400 U CN 216209400U CN 202122690128 U CN202122690128 U CN 202122690128U CN 216209400 U CN216209400 U CN 216209400U
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Abstract
The utility model discloses a fire early warning electric quantity instrument supporting small-space operation, which comprises a base and an electric quantity module, wherein the base consists of a main body part and a connecting part; a first side wall of the connecting part forms a C-shaped groove, a first slot is formed at the bottom of the C-shaped groove, a second slot is formed in a second side wall of the connecting part, and a zero line interface is arranged at the bottom of the connecting part; a display module and a control button are arranged on one side wall of the main body part, and a mains supply interface is arranged at the top of the main body part; the direct current module is connected in the C-shaped groove in a buckling mode, and a first bolt matched with the first slot is arranged at one end, close to the C-shaped groove, of the direct current module; first three-phase module buckle is connected on coupling portion's second lateral wall, and the one end that first three-phase module is close to coupling portion is equipped with the second bolt, and first three-phase module bottom is equipped with first phase line interface. Through the structural improvement of the base and the three-phase module, the whole volume of the electric measuring instrument is effectively reduced.
Description
Technical Field
The utility model relates to the technical field of electric meter instruments, in particular to a fire early warning electric meter supporting small-space operation.
Background
With the technology of the internet of things changing day by day, various instruments and meters also start to enter the ranks of the internet of things, such as electric meters. With the generation of the internet of things smart electric meter, the internet of things smart electric meter has gradually replaced the traditional electric meter.
In order to facilitate the maintenance of the smart electric meter, some electric meters which can be disassembled quickly appear in the prior art, such as chinese patent No. CN201920474765.7, named as a modular prepaid comprehensive electric meter, wherein a quick-detachable smart electric meter is disclosed, but the size of the base is fixed, when only one dc module and one three-phase module are adopted, the residual structure on the base cannot be utilized, the resources are wasted, and the base occupies a large space, which is not beneficial to installation under the condition of limited space.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects, the utility model provides the fire early warning electric quantity instrument supporting small-space operation, and through structural improvement, the installation space of the electric quantity instrument in the width direction is reduced under the condition of keeping the original functions, so that the electric quantity instruments can be arranged more densely, and the space utilization rate is improved.
The technical scheme adopted by the utility model is as follows: a fire early warning electric meter supporting small-space operation comprises a base and an electric quantity module, wherein the electric quantity module comprises a direct current module and a first three-phase module, the direct current module and the first three-phase module are respectively detachably and electrically connected with the base, the base consists of a main body part and a connecting part, and the connecting part of the base is positioned below the main body part;
a first side wall of the base connecting part forms a C-shaped groove, the bottom of the C-shaped groove is provided with two first slots, a second side wall adjacent to the first side wall of the base connecting part is provided with two second slots, and the bottom of the base connecting part is provided with a zero line interface;
a display module and a control button are arranged on one side wall of the base main body part in the same direction as the second side wall of the connecting part, and a mains supply interface is arranged at the top of the base main body part;
the direct current module is connected in the C-shaped groove in a buckling mode, a first bolt matched with the first slot is arranged at one end, close to the C-shaped groove, of the direct current module, and the direct current module is electrically connected with the base through the first slot and the first bolt;
first three-phase module buckle is connected on base coupling part's second lateral wall, and the one end that first three-phase module is close to base coupling part is equipped with the second bolt with second slot looks adaptation, first three-phase module passes through the second slot and is connected the base with second bolt electricity, first three-phase module bottom is equipped with first phase line interface.
As a preferred scheme, the buckle is connected with two second three-phase modules between the coupling part of first three-phase module and base, the one end that the second three-phase module is close to the base coupling part is equipped with the third bolt with second slot looks adaptation, and the one end that the second three-phase module is close to first three-phase module is equipped with the third slot with second bolt looks adaptation, second bolt, third slot, third bolt, second slot, base electricity are connected in proper order, second three-phase module bottom is equipped with second looks line interface.
As a further preferable scheme, two sides of the direct current module are provided with guide sliding grooves, one side of the direct current module is provided with a pressing part, and the pressing part is provided with a first latch; the two side walls of the C-shaped groove are provided with guide sliding rails matched with the guide sliding grooves, and one side of the C-shaped groove is provided with a first clamping groove matched with the first clamping tooth.
As a further preferable scheme, at least two second latch teeth are respectively arranged on the second side wall of the base connecting part and one end of the second three-phase module close to the first three-phase module; and one ends of the first three-phase module and the second three-phase module, which are close to the base connecting part, are respectively provided with a second clamping groove matched with the second clamping teeth.
As a further preferable scheme, a first guide inclined plane is arranged at the top of the second clamping tooth, a second guide inclined plane is arranged in the second clamping groove, and the first guide inclined plane and the second guide inclined plane form a channel after being assembled.
Preferably, an RS485 communication interface is arranged on a side wall of the base main body part, which is in the same direction as the first side wall of the connecting part.
The utility model has the advantages that after the structure is adopted: through carrying out the split with original base and simplifying, set up original phase line interface on the base to the three-phase module on, reduced the volume of base effectively to the mode of splicing around changing the mounting means of direct current module and three-phase module from original mode of controlling the concatenation into, reduced the required space of installing of coulometer, make the coulometer can carry out more intensive arrangement, improved space utilization.
Drawings
Fig. 1 is a schematic structural view of a single-phase electric meter according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a three-phase electric meter according to an embodiment of the present invention;
FIG. 3 is a first schematic structural diagram of a base according to an embodiment of the present invention;
FIG. 4 is a second schematic structural diagram of a base in an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a DC module according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of a second three-phase module according to an embodiment of the present invention;
fig. 7 is a schematic connection diagram of a three-phase electric meter according to an embodiment of the present invention.
In the figure: 1-a main body part, 2-a connecting part, 3-a direct current module, 4-a first three-phase module, 5-a second three-phase module; 11-a display module, 12-a control button, 13-a mains supply interface and 14-an RS485 communication interface; 21-C-shaped groove, 22-first slot, 23-second slot, 24-zero line interface, 25-guide sliding rail and 26-first slot; 31-a first bolt, 32-a guide chute, 33-a pressing part, 34-a first latch; 41-a first phase line interface; 51-a third bolt, 52-a third slot, 53-a second phase line interface, 54-a second latch, 55-a second slot, 56-a first guide inclined plane and 57-a second guide inclined plane.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
A fire early warning electric measuring instrument supporting small space operation as shown in fig. 1-7, comprising a base and an electric quantity module, wherein the electric quantity module comprises a direct current module 3 and a first three-phase module 4, the direct current module 3 and the first three-phase module 4 are respectively and detachably electrically connected with the base, the base is composed of a main body part 1 and a connecting part 2, and the connecting part 2 of the base is positioned below the main body part 1;
a first side wall of the base connecting part 2 forms a C-shaped groove 21, the bottom of the C-shaped groove 21 is provided with two first slots 22, a second side wall adjacent to the first side wall on the base connecting part 2 is provided with two second slots 23, and the bottom of the base connecting part 2 is provided with a zero line interface 24;
a display module 11 and a control button 12 are arranged on one side wall of the base main body part 1 in the same direction as the second side wall of the connecting part 2, and a mains supply interface 13 is arranged at the top of the base main body part 1;
the direct current module 3 is connected in the C-shaped groove 21 in a buckling mode, a first bolt 31 matched with the first slot 22 is arranged at one end, close to the C-shaped groove 21, of the direct current module 3, and the direct current module 3 is electrically connected with the base through the first slot 22 and the first bolt 31;
4 buckle connections of first three-phase module are on base coupling part 2's second lateral wall, and the one end that first three-phase module 4 is close to base coupling part 2 is equipped with the second bolt with second slot 23 looks adaptation, first three-phase module 4 is connected the base through second slot 23 and second bolt electricity, 4 bottoms of first three-phase module are equipped with first phase line interface 41.
Through carrying out the split with original base and simplifying, set up original phase line interface on the base to the three-phase module on, reduced the volume of base effectively to the mode of splicing around changing the mounting means of direct current module 3 and three-phase module from original mode of controlling the concatenation into, reduced the required space of installing of coulometer, make the coulometer can carry out more intensive arranging, improved space utilization.
The original control circuit board in the base is placed in the main body part, the back of the base is provided with a guide rail mounting structure, and the guide rail mounting structure is consistent with a guide rail ammeter structure on the market and is of a non-innovative structure, so that description is not needed any more
As a preferable scheme, two second three-phase modules 5 are connected between the first three-phase module 4 and the connecting portion 2 of the base in a buckling manner, a third plug 51 adapted to the second plug 23 is arranged at one end of each second three-phase module 5 close to the connecting portion 2 of the base, a third plug 52 adapted to the second plug is arranged at one end of each second three-phase module 5 close to the first three-phase module 4, the second plug, the third plug 52, the third plug 51, the second plug 23 and the base are sequentially electrically connected, and a second phase line interface 53 is arranged at the bottom of each second three-phase module 5.
When only one direct current module 3 and one first three-phase module 4 are installed on the base, the base can be used as a single-phase electric quantity meter; when a direct current module 3, two second three-phase modules 5 and a first three-phase module 4 are installed in proper order to the base, can regard as three-phase electric meter to use, the phase line of commercial power is connected to the three-phase module, and the zero line of commercial power is connected to the single-phase module, and the switching of single-phase ammeter and three-phase ammeter can through the calculation mode of changing the chip of always controlling on the ammeter circuit board.
As a further preferable scheme, two sides of the direct current module 3 are provided with guide chutes 32, and one side of the direct current module is provided with a pressing portion 33, and the pressing portion 33 is provided with a first latch 34; two side walls of the C-shaped groove 21 are provided with guide sliding rails 25 matched with the guide sliding grooves 32, and one side of the C-shaped groove is provided with a first clamping groove 26 matched with the first clamping tooth 34.
The first latch 34 and the first slot 26 form a snap structure, so that the direct current module 3 can be directly replaced when damaged, and a user can conveniently maintain the direct current module; when the first clamping tooth 34 is detached, the first clamping tooth 34 can be separated from the first clamping groove 26 by pressing the pressing part 33; the arrangement of the guiding sliding slot 32 and the guiding sliding rail 25 can position the dc module 3, so that the first slot 22 is conveniently connected with the first pin 31, and the first buckle is conveniently buckled with the first clamping groove 26.
The first bolt 31, the second bolt and the third bolt 51 have the same structure and size, can be made of all metal, and can also be made in a mode of wrapping a metal sheet outside a plastic inner core; the first slot 22, the second slot 23 and the third slot 52 are consistent in structure, and a metal spring piece is arranged in the first slot, the second slot and the third slot and connected to an electric meter circuit board.
As a further preferable scheme, at least two second latch teeth 54 are respectively arranged on the second side wall of the base connecting part 2 and one end of the second three-phase module 5 close to the first three-phase module 4; and one ends of the first three-phase module 4 and the second three-phase module 5 close to the base connecting part 2 are respectively provided with a second clamping groove 55 matched with the second clamping tooth 54.
This structural design can effectively improve the installation stability between three-phase module and the base, and simple structure, can the shaping through conventional injection moulding process, has reduced manufacturing cost.
Since the three-phase module itself can be fixed to the base by the plug pin, the second latch 54 and the second slot 55 can be limited to prevent the three-phase module from being detached; preferably, two latches are not located on the same side with the slot, so that the fixing performance is better.
As a further preferable scheme, a first guiding inclined surface 56 is arranged at the top of the second latch 54, a second guiding inclined surface 57 is arranged in the second latch 55, and the first guiding inclined surface 56 and the second guiding inclined surface 57 form a channel after being assembled.
The channel formed by assembling the first guide inclined surface 56 and the second guide inclined surface 57 can be conveniently detached by a maintenance worker, and the maintenance worker can insert a screwdriver into the channel and slightly pry the screwdriver to separate the second latch 54 from the second clamping groove 55; the first guiding inclined plane 56 is designed to facilitate installation of the three-phase module, and the three-phase module can be directly pressed down after a maintenance worker aligns the slot and the plug pin to complete installation
Preferably, an RS485 communication interface 14 is arranged on a side wall of the base main body part 1, which is in the same direction as the first side wall of the connecting part 2; maintenance personnel can communicate with the coulometer and debug in a wired transmission mode through the RS485 communication interface 14.
The above-mentioned embodiments are only for convenience of description, and are not intended to limit the present invention in any way, and those skilled in the art will understand that the technical features of the present invention can be modified or changed by other equivalent embodiments without departing from the scope of the present invention.
Claims (6)
1. The utility model provides a support conflagration early warning electric quantity appearance of little space operation, includes base and electric quantity module, the electric quantity module includes direct current module (3) and first three-phase module (4), direct current module (3) and first three-phase module (4) detachably electricity respectively connect base, its characterized in that: the base is composed of a main body part (1) and a connecting part (2), and the connecting part (2) of the base is positioned below the main body part (1); a C-shaped groove (21) is formed in the first side wall of the base connecting part (2), two first slots (22) are formed in the bottom of the C-shaped groove (21), two second slots (23) are formed in the second side wall, adjacent to the first side wall, of the base connecting part (2), and a zero line interface (24) is formed in the bottom of the base connecting part (2); a display module (11) and a control button (12) are arranged on one side wall of the base main body part (1) in the same direction as the second side wall of the connecting part (2), and a mains supply interface (13) is arranged at the top of the base main body part (1); the direct current module (3) is connected in the C-shaped groove (21) in a buckling mode, a first bolt (31) matched with the first slot (22) is arranged at one end, close to the C-shaped groove (21), of the direct current module (3), and the direct current module (3) is electrically connected with the base through the first slot (22) and the first bolt (31); first three-phase module (4) buckle is connected on the second lateral wall of base coupling part (2), and first three-phase module (4) are close to the one end of base coupling part (2) and are equipped with the second bolt with second slot (23) looks adaptation, first three-phase module (4) are connected the base through second slot (23) and second bolt electricity, first three-phase module (4) bottom is equipped with first phase line interface (41).
2. A fire early warning electric instrument supporting a small space operation according to claim 1, wherein: the buckle is connected with two second three-phase modules (5) between first three-phase module (4) and connecting portion (2) of base, the one end that second three-phase module (5) are close to base connecting portion (2) is equipped with third bolt (51) with second slot (23) looks adaptation, and the one end that second three-phase module (5) are close to first three-phase module (4) is equipped with third slot (52) with second bolt looks adaptation, second bolt, third slot (52), third bolt (51), second slot (23), base electricity are connected in proper order, second three-phase module (5) bottom is equipped with second phase line interface (53).
3. A fire early warning electric instrument supporting a small space operation according to claim 2, wherein: two sides of the direct current module (3) are provided with guide sliding grooves (32), one side of the direct current module is provided with a pressing part (33), and the pressing part (33) is provided with a first latch (34); the two side walls of the C-shaped groove (21) are provided with guide sliding rails (25) matched with the guide sliding grooves (32), and one side of the C-shaped groove is provided with a first clamping groove (26) matched with the first clamping tooth (34).
4. A fire early warning electric instrument supporting a small space operation according to claim 2, wherein: at least two second clamping teeth (54) are respectively arranged on the second side wall of the base connecting part (2) and one end of the second three-phase module (5) close to the first three-phase module (4); and one ends of the first three-phase module (4) and the second three-phase module (5) close to the base connecting part (2) are respectively provided with a second clamping groove (55) matched with the second clamping tooth (54).
5. A fire early warning electric instrument supporting a small space operation according to claim 4, wherein: the top of the second clamping tooth (54) is provided with a first guide inclined plane (56), the second clamping groove (55) is internally provided with a second guide inclined plane (57), and the first guide inclined plane (56) and the second guide inclined plane (57) form a channel after being assembled.
6. A fire early warning electric instrument supporting a small space operation according to claim 1, wherein: and an RS485 communication interface (14) is arranged on one side wall of the base main body part (1) in the same direction as the first side wall of the connecting part (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122690128.3U CN216209400U (en) | 2021-11-05 | 2021-11-05 | Fire early warning electricity meter supporting small space operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122690128.3U CN216209400U (en) | 2021-11-05 | 2021-11-05 | Fire early warning electricity meter supporting small space operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216209400U true CN216209400U (en) | 2022-04-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122690128.3U Active CN216209400U (en) | 2021-11-05 | 2021-11-05 | Fire early warning electricity meter supporting small space operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216209400U (en) |
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2021
- 2021-11-05 CN CN202122690128.3U patent/CN216209400U/en active Active
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