CN213041985U - Electric energy meter and mutual inductor precision tester - Google Patents
Electric energy meter and mutual inductor precision tester Download PDFInfo
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- CN213041985U CN213041985U CN202020806798.XU CN202020806798U CN213041985U CN 213041985 U CN213041985 U CN 213041985U CN 202020806798 U CN202020806798 U CN 202020806798U CN 213041985 U CN213041985 U CN 213041985U
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- electric energy
- energy meter
- supporting plate
- precision tester
- table body
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Abstract
The utility model provides an electric energy meter and mutual inductor precision tester, which comprises a table body, a tablet personal computer and a bracket component, wherein the bracket component comprises a supporting plate and an inclined supporting plate; the extension initial end of backup pad articulates in the dorsal part bottom of stage body, and the extension end of backup pad is articulated with the extension initial end of inclined supporting plate, and the extension end of inclined supporting plate has the slip fit axle, and the stage body is equipped with the spout at the dorsal part, and the lower extreme of spout is equipped with the block concave position. When the bracket component is in a supporting state, the sliding fit shaft is located in the clamping concave position, a triangular structure is formed among the supporting plate, the inclined supporting plate and the platform body, the electric energy meter and the mutual inductor precision tester can be stably supported at the moment, the problem that workers hold the electric energy meter and the mutual inductor precision tester for a long time is solved, the connection stability of the connecting wire can be guaranteed by the electric energy meter and the mutual inductor precision tester which are stably supported, and the detection work is guaranteed to be smoothly carried out. When the electric energy meter and the mutual inductor precision tester do not need to be supported, the bracket component can be converted to a storage state.
Description
Technical Field
The utility model relates to a check gauge especially relates to an electric energy meter and mutual-inductor precision tester of on-spot check-up.
Background
The utility model provides an electric energy meter and mutual-inductor precision tester that is used for detecting the check-up to electric energy meter, voltage and current transformer equipment at the installation scene, this kind of electric energy meter and mutual-inductor precision tester includes detachable stage body and panel computer, be equipped with electric energy meter and mutual-inductor calibration equipment in the stage body, under the indoor occasion, stage body and panel computer can assemble the state and use, outdoor occasion and under sunshine shines, for the personnel read data and operation, can dismantle the panel computer and shift the place and carry out work.
The existing electric energy meter and mutual inductor precision tester has the problems that because the electric energy meter and the mutual inductor precision tester can be disassembled for use, the size is larger and the weight is certain compared with an integrated tester, when the table body and a tablet personal computer are used in an assembling state, if the detection time is longer, the fatigue of workers can be improved when the workers hold the electric energy meter and the mutual inductor precision tester for a long time; the existing electric energy meter and mutual inductor precision tester does not have the independent standing capability, more connecting wires are connected to the electric energy meter and the mutual inductor precision tester in a detection occasion, the electric energy meter and the mutual inductor precision tester are placed in an unstable state in a random and close manner, and once position change occurs, detection obstacles are possibly caused by unstable connection of the connecting wires.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an electric energy meter and mutual-inductor precision tester with independent standing ability.
The utility model provides an electric energy meter and mutual-inductor precision tester includes stage body and panel computer, is equipped with electric energy meter and mutual-inductor calibration equipment in the stage body, and the table side of stage body is equipped with and holds the chamber, and panel computer detachable installs on the stage body and lies in and holds the chamber; the electric energy meter and mutual inductor precision tester also comprises a bracket assembly, wherein the bracket assembly comprises a supporting plate and an inclined supporting plate; the table body is provided with a back side opposite to the surface side, the extending initial end of the supporting plate is hinged to the bottom of the back side, the extending tail end of the supporting plate is hinged to the extending initial end of the inclined supporting plate, the extending tail end of the inclined supporting plate is provided with a sliding matching shaft, and the axial direction of the sliding matching shaft is parallel to the axial direction of the hinge between the supporting plate and the inclined supporting plate; the back side of the table body is provided with a sliding chute extending from top to bottom, the table body is provided with a clamping concave position, the clamping concave position is communicated with the lower end of the sliding chute, and the sliding fit shaft can move between the sliding chute and the clamping concave position; the bracket component can be changed between a storage state and a support state; when the bracket assembly is in a storage state, the sliding fit shaft is positioned at the upper end of the sliding groove, and the support plate and the inclined support plate are parallel to each other; when the bracket component is in a supporting state, the sliding fit shaft is positioned in the clamping concave position, and a triangular structure is formed among the support plate, the inclined support plate and the platform body.
By the scheme, set up the bracket component that has the state change ability in the dorsal part of electric energy meter and mutual-inductor precision tester, when electric energy meter and mutual-inductor precision test need independently support, transform the bracket component to the support state, the backup pad, constitute the triangular structure and have better stability between fagging and the stage body, the backup pad is as the bottom plate, electric energy meter and mutual-inductor precision tester can independently stand steadily, can solve the long-term handheld problem of staff, the connection stability of connecting wire can be guaranteed to electric energy meter and mutual-inductor precision tester under the stable stand simultaneously, guarantee that detection achievement goes on smoothly. In addition, when the electric energy meter and the mutual inductor precision tester do not need to be supported, the support component is changed to a storage state, and the electric energy meter and the mutual inductor precision tester are not influenced to be held and stored.
The table body is provided with a first inner wall surface facing the sliding chute, and the direction of the first inner wall surface is the same as that of the back side; the clamping concave position is formed on the first inner wall surface.
Therefore, under the arrangement, when the support assembly is in the supporting state, the sliding matching shaft is abutted against the inner wall of the clamping concave position and is far away from the inlet under the action of gravity of the table body, so that the sliding matching shaft can be prevented from being separated from the clamping concave position, and the stability of the support assembly in the supporting state is improved.
Further, the clamping concave position is provided with an inlet, and the clamping concave position extends upwards from the inlet in an inclined mode.
Therefore, under the arrangement, when the support assembly is in the supporting state, the sliding matching shaft is abutted against the inner wall of the clamping concave position and is opposite to the inlet, the arrangement can further prevent the sliding matching shaft from being separated from the clamping concave position, and the stability of the support assembly in the supporting state is further improved.
The further scheme is that an end clamping position is formed at the upper end of the sliding groove, and when the support assembly is in the storage state, the sliding fit shaft is located in the end clamping position.
Therefore, under the arrangement, when the support component is in the storage state, the sliding matching shaft is stably clamped in the end part clamping position, so that the support component is prevented from being loosened and separated to cause inconvenient use.
The platform body is provided with a concave containing position on the back side, and the sliding groove is formed on a second inner wall surface of the containing position; when the bracket component is in the storage state, the bracket component is positioned in the storage position.
It is from top to bottom visible, this sets up and makes the bracket component have hidden design, and the staff of being convenient for is accomodate and is handheld electric energy meter and mutual-inductor precision tester, and makes the outward appearance of electric energy meter and mutual-inductor precision tester more have integrality.
The further proposal is that the table body comprises an outer shell and an inner frame which are detachably connected, and the chute is formed between the outer shell and the inner frame.
It is from top to bottom visible, place the spout with the sliding fit axle when this sets up the equipment electric energy meter of being convenient for and mutual-inductor precision tester in, can form the locking when just accomplishing the assembly between shell and the interior frame, prevent that the sliding fit axle from deviating from in the spout.
The further proposal is that a wrenching operation surface is arranged on the inclined supporting plate, and the wrenching operation surface is back to the extending initial end of the inclined supporting plate; when the bracket component is in the containing state, a gap is formed between the wrenching operation surface and the third inner wall surface of the containing position to form a wrenching operation concave position.
Therefore, the arrangement enables the inclined supporting plate to have a stress position for a worker to pull so as to complete the state change operation of the support component.
The further proposal is that when the bracket component is in a supporting state, an included angle formed between the supporting plate and the table body is an acute angle.
Therefore, when the support assembly is in the supporting state, the tablet computer has a certain raising angle, so that the staff can read the data displayed on the tablet computer and operate the tablet computer conveniently.
The further proposal is that the table body is provided with two chutes which are arranged oppositely; two sliding fit shafts which are oppositely arranged are arranged at the extending tail end of the inclined supporting plate and are respectively matched with one sliding groove.
Therefore, the arrangement can improve the matching stability between the inclined supporting plate and the table body.
Further, two groups of support assemblies are arranged on the back side.
Therefore, the arrangement can improve the standing stability of the electric energy meter and the mutual inductor precision tester.
Drawings
Fig. 1 is the utility model discloses the structure chart of electric energy meter and mutual-inductor precision tester embodiment.
Fig. 2 is the utility model discloses the structure chart of the first state of electric energy meter and mutual-inductor precision testing appearance embodiment.
Fig. 3 is the structure diagram of the second state of the embodiment of the precision tester for electric energy meter and mutual inductor of the utility model.
Fig. 4 is the utility model discloses the cross-sectional view of the first state of electric energy meter and mutual-inductor precision tester embodiment.
Fig. 5 is an enlarged view of a portion a in fig. 4.
Figure 6 is the utility model discloses the cross-sectional view of electric energy meter and mutual-inductor precision tester embodiment second state.
Fig. 7 is an enlarged view at B in fig. 6.
Detailed Description
Referring to fig. 1, fig. 1 is a structural diagram of an embodiment of the electric energy meter and the instrument transformer precision tester of the present invention. Electric energy meter and mutual-inductor precision tester includes stage body 1 and panel computer 2, is equipped with electric energy meter and mutual-inductor calibration equipment (not shown in the figure) in the stage body 1, and the table side 101 of stage body 1 is equipped with and holds chamber 100, and panel computer 2 detachable installs on stage body 1 and is lain in holding chamber 100. The top of the table body 1 is provided with a connection port set 191, and the left and right sides of the table body 1 are provided with a handle 192.
Referring to fig. 2 to 4, fig. 2 is the structure diagram of the first state of the embodiment of the electric energy meter and the precision tester for mutual inductor, fig. 3 is the structure diagram of the second state of the embodiment of the electric energy meter and the precision tester for mutual inductor, fig. 4 is the cross-sectional view of the first state of the embodiment of the electric energy meter and the precision tester for mutual inductor. The table body 1 is provided with a back side 102 opposite to the meter side 101, the electric energy meter and the transformer precision tester further comprises two bracket assemblies 3 arranged on the back side 102, the two bracket assemblies 3 are respectively positioned on the left side and the right side of the back side 102, the bracket assemblies 3 are in a storage state in fig. 2, and the bracket assemblies 3 are in a supporting state in fig. 3.
The table body 1 comprises a shell 11 and an inner frame 12 which are detachably connected, the shell 11 is respectively provided with a recessed containing position 110 on the left side and the right side of the back side 102, the bottom wall of the containing position 110 is communicated to the inner frame 12 through a long through hole 119, sliding grooves 13 extending from top to bottom are formed between the shell 11 and the inner frame 12 at intervals, the sliding grooves 13 are formed in two oppositely-arranged second inner wall surfaces 111 in the containing position 110, the second inner wall surfaces 111 are formed by the inner wall surfaces of the shell 11 and the inner wall surfaces of the inner frame 12, and the two sliding grooves 13 in the containing position 110 are oppositely arranged. The housing 11 also has a third inner wall surface 112 at the top of the receiving space 110.
With reference to fig. 4 and 5, fig. 5 is an enlarged view of a in fig. 4. The inner frame 12 has a first inner wall surface 131 facing the chute 13, and the first inner wall surface 131 faces the same direction as the back side 102, i.e., faces the outside of the table body 1. In the upper portion of the chute 13, the first inner wall surface 131 has an engaging protrusion 132 with an arc-shaped surface, and in the extending direction of the chute 13, the width of the chute 13 at the position of the engaging protrusion 132 is narrowed, and an end engaging position 133 is formed by an interval between the engaging protrusion 132 and the upper end of the chute 13. The inner frame 12 is further provided with a clamping concave position 14, the clamping concave position 14 is concavely formed on the first inner wall surface 131, the clamping concave position 14 is communicated with the lower end of the sliding chute 13, the clamping concave position 14 is provided with an inlet 141 with a narrowed size, and the clamping concave position 14 extends upwards from the inlet 141 in an inclined mode.
Referring to fig. 2 and 5, the bracket assembly 3 includes a support plate 31 and an inclined support plate 32, wherein an extending start 311 of the support plate 31 is hinged to the bottom of the back side 102, an extending end 312 of the support plate 31 is hinged to an extending start 321 of the inclined support plate 32, an extending end 322 of the inclined support plate 32 is connected to a sliding fit shaft 33, the extending end of the inclined support plate 32 forms a notch, a pulling operation surface 323 is provided in the notch, and the pulling operation surface 323 faces away from the extending start of the inclined support plate 32. The axial direction of the slide-fit shaft 33, the axial direction of the hinge between the support plate 31 and the inclined support plate 32, and the axial direction of the hinge between the support plate 31 and the back side 102 are parallel to each other. The directions of the axes of articulation between the support plate 31 and the back side 102 are mutually parallel and perpendicular to the direction of extension of the runners 13.
Referring to fig. 2, 4 and 5, when the electric energy meter and the instrument transformer precision tester do not need to be supported, and the rack assembly 3 is in the storage state, at this time, the rack assembly 3 is completely located in the storage position 110, the support plate 31 and the inclined support plate 32 are parallel to each other, and the sliding fit shaft 33 is located in the end portion engaging position 133. At this time, the pulling operation recess 309 is formed by the distance between the pulling operation surface 323 and the third inner wall surface 112 at the top of the storage space 110.
With reference to fig. 2, 6 and 7, fig. 6 is a cross-sectional view of a second state of the embodiment of the precision tester for electric energy meter and mutual inductor of the present invention, and fig. 7 is an enlarged view of B in fig. 6. When the electric energy meter and the mutual inductor precision tester need to be supported, a finger extends into the pulling operation concave position 309 to provide a pushing acting force for the pulling operation surface 323, the sliding matching shaft 33 pops out from the end clamping position 133 and slides downwards along the sliding groove 13 until the sliding matching shaft 33 reaches the bottom of the sliding groove 13, and the inclined support plate 32 is pressed to enable the sliding matching shaft 33 to be clamped into the clamping concave position 14. At this time, a stable triangular structure is formed among the support plate 31, the inclined support plate 32 and the table body 1, and an included angle a formed between the support plate 31 and the back plate of the housing 11 of the table body 1 is an acute angle. The electric energy meter and the mutual inductor precision tester have certain rising angles and can be stably and independently supported, the problem that a worker holds the electric energy meter and the mutual inductor precision tester for a long time can be solved, meanwhile, the connection stability of a connecting wire can be guaranteed by the electric energy meter and the mutual inductor precision tester which are stably supported, and the detection work can be smoothly carried out.
Finally, it should be emphasized that the above-described embodiments are merely preferred examples of the present invention, and are not intended to limit the invention, as those skilled in the art will appreciate that various changes and modifications may be made, and any and all modifications, equivalents, and improvements made, while remaining within the spirit and principles of the present invention, are intended to be included within the scope of the present invention.
Claims (10)
1. The electric energy meter and mutual inductor precision tester comprises a table body and a tablet personal computer, wherein the table body is internally provided with an electric energy meter and a mutual inductor calibration device, the meter side of the table body is provided with an accommodating cavity, and the tablet personal computer is detachably arranged on the table body and is positioned in the accommodating cavity;
the method is characterized in that:
the electric energy meter and mutual inductor precision tester also comprises a bracket assembly, wherein the bracket assembly comprises a supporting plate and an inclined supporting plate;
the table body is provided with a back side opposite to the surface side, the extending starting end of the supporting plate is hinged to the bottom of the back side, the extending tail end of the supporting plate is hinged to the extending starting end of the inclined supporting plate, the extending tail end of the inclined supporting plate is provided with a sliding matching shaft, and the axial direction of the sliding matching shaft is parallel to the axial direction of the hinge between the supporting plate and the inclined supporting plate;
the table body is provided with a sliding groove extending from top to bottom on the back side, the table body is provided with a clamping concave position, the clamping concave position is communicated with the lower end of the sliding groove, and the sliding fit shaft can move between the sliding groove and the clamping concave position;
the bracket component can be changed between a storage state and a support state;
when the bracket assembly is in a storage state, the sliding fit shaft is positioned at the upper end of the sliding groove, and the support plate and the inclined support plate are parallel to each other;
when the bracket component is in a supporting state, the sliding fit shaft is positioned in the clamping concave position, and a triangular structure is formed among the support plate, the inclined support plate and the platform body.
2. The electric energy meter and transformer precision tester of claim 1, characterized in that:
the table body has a first inner wall surface facing the chute, and the first inner wall surface has the same orientation as the back side;
the engaging concave part is formed on the first inner wall surface.
3. The electric energy meter and transformer precision tester of claim 2, characterized in that:
the clamping concave position is provided with an inlet, and the clamping concave position extends upwards from the inlet in an inclined mode.
4. The electric energy meter and transformer precision tester of claim 1, characterized in that:
the upper end of the sliding groove forms an end part clamping position, and when the support assembly is in a storage state, the sliding fit shaft is located in the end part clamping position.
5. The electric energy meter and transformer precision tester according to any one of claims 1 to 4, characterized in that:
the table body is provided with a concave containing position on the back side, and the sliding groove is formed on a second inner wall surface of the containing position;
when the bracket component is in the storage state, the bracket component is positioned in the storage position.
6. The electric energy meter and transformer precision tester according to any one of claims 1 to 4, characterized in that:
the table body comprises an outer shell and an inner frame which are detachably connected, and the sliding groove is formed between the outer shell and the inner frame.
7. The electric energy meter and transformer precision tester of claim 5, characterized in that:
the inclined supporting plate is provided with a wrenching operation surface, and the wrenching operation surface is back to the extending initial end of the inclined supporting plate;
when the bracket assembly is in the accommodating state, a gap is formed between the wrenching operation surface and the third inner wall surface of the accommodating position to form a wrenching operation concave position.
8. The electric energy meter and transformer precision tester according to any one of claims 1 to 4, characterized in that:
when the bracket component is in a supporting state, an included angle formed between the supporting plate and the table body is an acute angle.
9. The electric energy meter and transformer precision tester according to any one of claims 1 to 4, characterized in that:
the table body is provided with two sliding chutes which are oppositely arranged;
the extending tail end of the inclined supporting plate is provided with two sliding fit shafts which are oppositely arranged, and the two sliding fit shafts are respectively matched with one sliding groove.
10. The electric energy meter and transformer precision tester according to any one of claims 1 to 4, characterized in that:
the back side is provided with two groups of bracket assemblies.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020806798.XU CN213041985U (en) | 2020-05-15 | 2020-05-15 | Electric energy meter and mutual inductor precision tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020806798.XU CN213041985U (en) | 2020-05-15 | 2020-05-15 | Electric energy meter and mutual inductor precision tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213041985U true CN213041985U (en) | 2021-04-23 |
Family
ID=75520718
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020806798.XU Active CN213041985U (en) | 2020-05-15 | 2020-05-15 | Electric energy meter and mutual inductor precision tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213041985U (en) |
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2020
- 2020-05-15 CN CN202020806798.XU patent/CN213041985U/en active Active
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