CN212433387U

CN212433387U - Single-phase electric energy meter test equipment

Info

Publication number: CN212433387U
Application number: CN201922400893.XU
Authority: CN
Inventors: 陈于辉; 张慧
Original assignee: Nantong Electric Doctor Automation Equipment Co ltd
Current assignee: Jiangsu Dianboshi Energy Equipment Co ltd
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2021-01-29
Anticipated expiration: 2029-12-27

Abstract

The utility model discloses a single-phase electric energy meter test device in the technical field of electric energy meter test, which comprises a tester shell, wherein an L-shaped bracket is arranged at the top of the tester shell, a U-shaped clamping groove is arranged at the middle part of the bottom plate of the L-shaped bracket, a fixing bolt is vertically welded at the top of the tester shell, the top end of the fixing bolt passes through the inner cavity of the U-shaped clamping groove, and a placing box body is welded on the outer wall of the L-shaped bracket, the utility model discloses a test connector is connected with a single-phase electric energy meter in a splicing way, so that the installation and the disassembly are more convenient, the inspection efficiency of the single-phase electric energy meter is improved, the connection part for inspection is in a hidden design, the electric shock accident caused by mistaken touch is reduced, and simultaneously, a sliding clamp plate can clamp the single-phase electric energy meter in the inner cavity of the placing box body by, and the disassembly is more convenient.

Description

Single-phase electric energy meter test equipment

Technical Field

The utility model relates to an electric energy meter test technical field specifically is a single-phase electric energy meter test equipment.

Background

The single-phase electric energy meter is applied to the measurement of active power: the accurate modularization small size (18 mm) of measurement can easily install in all kinds of terminal distribution boxes. Guide rail type installation, bottom wiring, and perfect cooperation with miniature circuit breaker. The visual and easy-to-read mechanical display reduces the risk of data loss due to unexpected power failure. No external working power supply is needed. The working temperature range is wide. With the rapid development of economy in China, the demand of various industries on electricity is increasingly greater, and the phenomenon of unbalanced electricity consumption at different times is increasingly serious. In order to relieve the increasingly sharp power supply and demand contradiction in China, adjust load curves, improve the phenomenon of unbalanced power consumption, comprehensively implement a peak, flat and valley time-sharing power price system, "load shifting" to improve the national power utilization efficiency and reasonably utilize power resources, a part of domestic provincial and municipal power departments have started to gradually provide multi-rate electric energy meters to charge the power consumption of users in a time-sharing manner. The single-phase electric energy meter is one of the common electric energy charging devices.

The single-phase electric energy meter needs to test in process of production, and the current test equipment that is used for the single-phase electric energy meter is connected the mode that mostly is through wire and screw-compression's terminal connection, and the installation is comparatively loaded down with trivial details with the dismantlement, and the junction part exposes in the external world usually, touches because of the mistake easily and causes the electric shock accident, and the security is relatively poor, based on this, the utility model discloses a single-phase electric energy meter test equipment to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a single-phase electric energy meter test equipment to solve the current test equipment that is used for single-phase electric energy meter that proposes in the above-mentioned background art and be connected the mode that most is through wire and screw-compression's terminal connection between the single-phase electric energy meter, the installation with dismantle comparatively loaded down with trivial details, and the wiring position exposes in the external world usually, causes the electric shock accident because of the mistake is touched easily, the relatively poor problem of security.

In order to achieve the above object, the utility model provides a following technical scheme: a single-phase electric energy meter test device comprises a tester shell, wherein an L-shaped bracket is installed at the top of the tester shell, a U-shaped clamping groove is formed in the middle of a bottom plate of the L-shaped bracket, a fixing bolt is vertically welded at the top of the tester shell, the top end of the fixing bolt penetrates through an inner cavity of the U-shaped clamping groove, a placing box body is welded on the outer wall of the L-shaped bracket, limiting clamping grooves are formed in the left side wall and the right side wall of the placing box body in an up-and-down symmetrical mode, a sliding clamping plate is installed in the inner cavity of the placing box body, clamping springs are evenly installed between the sliding plate and the L-shaped bracket, limiting sliders matched with the limiting clamping grooves are arranged on the left side edge and the right side edge of the sliding plate in an up-and-down symmetrical mode, the outer ends of the limiting sliders penetrate through, the inner chamber of placing the box body installs single-phase electric energy meter, and single-phase electric energy meter's bottom interface and detection joint connection, the outer wall of tester casing is provided with control knob and pilot lamp respectively, and the pilot lamp evenly sets up the top at control knob.

Preferably, the U-shaped clamping groove is in interference fit with the fixing bolt, and a nut on the fixing bolt is abutted against a bottom plate of the U-shaped clamping groove.

Preferably, the outer wall of the placing box body is provided with a U-shaped observation window, and the width of the U-shaped observation window is smaller than that of the single-phase electric energy meter.

Preferably, the sliding clamping plate and the L-shaped bracket are arranged in parallel, and the sliding clamping plate can slide in an inner cavity for placing the box body.

Preferably, clearance fit is adopted between the limiting sliding block and the limiting clamping groove, and a rectangular limiting baffle is welded at the outer end of the limiting sliding block.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a detection joint is connected with the form of pegging graft with single-phase electric energy meter, the installation with dismantle comparatively convenient, improve the inspection efficiency to single-phase electric energy meter, the junction of while inspection is hidden design, reduce because the mistake touches the electric shock accident that causes, utilize clamping spring's elastic action simultaneously, make slide clamp plate can press from both sides tightly the single-phase electric energy meter in the inner chamber of placing the box body, it is comparatively stable to make single-phase electric energy meter position in the testing process, and it is comparatively convenient to dismantle.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a rear perspective view of the present invention;

FIG. 3 is an enlarged view of part A of the present invention;

FIG. 4 is a schematic view of the housing structure of the tester of the present invention;

fig. 5 is an enlarged view of the part B of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1-tester shell, 2-L-shaped bracket, 3-U-shaped clamping groove, 4-fixing bolt, 5-placing box body, 6-limiting clamping groove, 7-sliding clamping plate, 8-clamping spring, 9-limiting sliding block, 10-detection joint, 11-detection cable, 12-single-phase electric energy meter, 13-control knob and 14-indicator light.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a single-phase electric energy meter test device comprises a tester shell 1 (the tester shell 1 is an XDB76 type portable single-phase electric energy meter calibrator), an L-shaped support 2 is installed at the top of the tester shell 1, a U-shaped clamping groove 3 is formed in the middle of a bottom plate of the L-shaped support 2, a fixing bolt 4 is vertically welded at the top of the tester shell 1, the top end of the fixing bolt 4 penetrates through an inner cavity of the U-shaped clamping groove 3, a placing box body 5 is welded on the outer wall of the L-shaped support 2, limiting clamping grooves 6 are symmetrically formed in the left side wall and the right side wall of the placing box body 5 from top to bottom, a sliding clamp plate 7 is installed in the inner cavity of the placing box body 5, clamping springs 8 are uniformly installed between the sliding clamp plate 7 and the L-shaped support 2, limiting sliders 9 matched with the limiting clamping grooves 6 are symmetrically arranged on the left side edge and the right side edge of the sliding clamp plate 7, vertical installation has detection cable 11 between test connector 10 and the tester casing 1, and the inner chamber of placing box body 5 installs single-phase electric energy meter 12, and the bottom interface of single-phase electric energy meter 12 is connected with test connector 10, and the outer wall of tester casing 1 is provided with control knob 13 and pilot lamp 14 respectively, and pilot lamp 14 evenly sets up the top at control knob 13.

Wherein, be interference fit between U type draw-in groove 3 and fixing bolt 4, and the nut on the fixing bolt 4 is contradicted with U type draw-in groove 3's bottom plate, make things convenient for installation and the dismantlement between tester casing 1 and the L type support 2, the outer wall of placing box body 5 has seted up U type observation window, the operating condition of single-phase electric energy meter 12 is conveniently observed, and the width of U type observation window is less than single-phase electric energy meter 12's width, make single-phase electric energy meter 12 can be placed box body 5 and slide clamp plate 7 and press from both sides tightly, slide clamp plate 7 and L type support 2 parallel arrangement each other, and slide clamp plate 7 can slide in the inner chamber of placing box body 5, be clearance fit between spacing slider 9 and the spacing draw-in groove 6, and the outer end welding of spacing slider 9 has rectangle limit baffle, avoid the phenomenon that spacing slider 9 breaks.

One specific application of this embodiment is: when the utility model is used, the single-phase electric energy meter 12 is tightly attached to the outer wall of the sliding clamp plate 7 and slides downwards in the inner cavity of the placing box body 5, so that the bottom of the single-phase electric energy meter 12 can be connected with the detection joint 10 in a plugging mode, meanwhile, the sliding clamp plate 7 slides outwards under the pushing of the elastic force of the clamping spring 8 and under the limiting action of the limiting slide block 9 and the limiting clamping groove 6, thereby the single-phase electric energy meter 12 is clamped and fixed in the inner cavity of the placing box body 5, the test voltage is set through the control knob 13, whether the test voltage of the single-phase electric energy meter 12 is stable or not is judged by observing the state of the indicator lamp 14, the product is connected with the single-phase electric energy meter 12 in a plugging mode through the detection joint 10, the installation and the disassembly are convenient, the inspection efficiency of the single-phase electric energy meter 12 is improved, the joint of the inspection is of, meanwhile, the elastic action of the clamping spring 8 is utilized, so that the sliding clamping plate 7 can clamp the single-phase electric energy meter 12 in the inner cavity of the box body 5, the position of the single-phase electric energy meter 12 is stable in the detection process, and the single-phase electric energy meter is convenient to disassemble.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a single-phase electric energy meter test equipment, includes tester casing (1), its characterized in that: the tester comprises a tester shell (1), an L-shaped support (2) is installed at the top of the tester shell (1), a U-shaped clamping groove (3) is formed in the middle of a bottom plate of the L-shaped support (2), fixing bolts (4) are vertically welded at the top of the tester shell (1), the top ends of the fixing bolts (4) penetrate through an inner cavity of the U-shaped clamping groove (3), a placing box body (5) is welded on the outer wall of the L-shaped support (2), limiting clamping grooves (6) are formed in the left side wall and the right side wall of the placing box body (5) in an up-and-down symmetrical mode, a sliding clamp plate (7) is installed in the inner cavity of the placing box body (5), clamping springs (8) are evenly installed between the sliding clamp plate (7) and the L-shaped support (2), limiting sliding blocks (9) matched with the limiting clamping grooves (6) are symmetrically arranged on the left side edge and the right, the utility model discloses a test instrument, including placing box body (5), inner chamber bottom evenly installs detection joint (10), vertical installation has detection cable (11) between detection joint (10) and tester casing (1), the inner chamber of placing box body (5) is installed single-phase electric energy meter (12), and the bottom interface of single-phase electric energy meter (12) is connected with detection joint (10), the outer wall of tester casing (1) is provided with control knob (13) and pilot lamp (14) respectively, and pilot lamp (14) evenly set up the top at control knob (13).

2. The single-phase electric energy meter testing device according to claim 1, wherein: and the U-shaped clamping groove (3) is in interference fit with the fixing bolt (4), and a nut on the fixing bolt (4) is abutted against a bottom plate of the U-shaped clamping groove (3).

3. The single-phase electric energy meter testing device according to claim 1, wherein: the outer wall of the placing box body (5) is provided with a U-shaped observation window, and the width of the U-shaped observation window is smaller than that of the single-phase electric energy meter (12).

4. The single-phase electric energy meter testing device according to claim 1, wherein: the sliding clamping plate (7) and the L-shaped bracket (2) are arranged in parallel, and the sliding clamping plate (7) can slide in an inner cavity for placing the box body (5).

5. The single-phase electric energy meter testing device according to claim 1, wherein: the limiting slide block (9) and the limiting clamping groove (6) are in clearance fit, and the outer end of the limiting slide block (9) is welded with a rectangular limiting baffle.