CN219676259U

CN219676259U - Ammeter testing arrangement

Info

Publication number: CN219676259U
Application number: CN202321009923.4U
Authority: CN
Inventors: 陈刚; 吴文昭
Original assignee: Zhejiang Xinghao Technology Co ltd
Current assignee: Zhejiang Xinghao Technology Co ltd
Priority date: 2023-04-28
Filing date: 2023-04-28
Publication date: 2023-09-12
Anticipated expiration: 2033-04-28

Abstract

The utility model discloses an ammeter testing device which comprises a base, wherein a limit groove is formed in one end surface of the top of the base, a movable plate is slidably arranged in the limit groove, a fixed groove is formed in the top surface of the movable plate, a screw is slidably arranged on one side surface of the limit groove through a reserved hole, one end of the screw is fixedly connected with the movable plate, a limit nut is rotatably connected to the periphery of the screw, a hydraulic cylinder is fixedly arranged at the other end of the top of the base, a vertical plate is fixedly arranged at the output end of one side of the hydraulic cylinder, and a first testing module, a second testing module, a third testing module and a fourth testing module are equidistantly arranged at one end of the vertical plate. According to the ammeter testing device, when the ammeter with the same specification is replaced for testing subsequently, a person only needs to ensure that the limit nuts contact the side face of the base, so that the testing terminals of the corresponding testing modules can be butted with the ammeter, the use convenience is improved, and the ammeter testing device is suitable for being widely popularized and used.

Description

Ammeter testing arrangement

Technical Field

The utility model relates to the technical field of electric meters, in particular to an electric meter testing device.

Background

The ammeter testing device is a testing tool specially used for detecting and calibrating the electric energy metering equipment, and is mainly used for testing and checking an electric energy meter, a motor, a circuit breaker, a protective relay and the like so as to ensure the accuracy and the stability of measured data.

The utility model discloses an ammeter testing device, which comprises four upright posts, wherein an upper channel and a lower channel are sequentially and fixedly connected between the four upright posts from top to bottom, the upper channel and the lower channel have the same structure, the upper channel comprises a testing component, a feeding mechanism is arranged above the front side of the testing component, the testing component comprises a supporting plate, a trough is fixedly connected to the top of the supporting plate, an upper material blocking cylinder is fixedly arranged on the left side of the trough and positioned at the top of the supporting plate, and six sensing probes distributed along the vertical direction are fixedly connected to the front side wall of the trough. This ammeter testing arrangement through being provided with test assembly, utilizes a plurality of pushing cylinder to realize respectively the butt joint of a plurality of test boxes with a plurality of side ammeter that wait to examine under a plurality of inductive probes's effect, reaches a batch and tests a plurality of ammeter, and degree of automation is high, has improved operating personnel work efficiency.

The existing ammeter testing device can be used for realizing the butt joint of a plurality of test boxes and a plurality of side ammeter to be detected respectively, but in the testing process of the ammeter with the same specification, the fixed position of the ammeter is changed due to the disassembly and assembly of the ammeter, so that the test module cannot be in butt joint with the ammeter, and the use is affected.

Disclosure of Invention

The utility model mainly aims to provide an ammeter testing device which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides an ammeter testing arrangement, includes the base, the spacing groove has been seted up to base top one end surface, the sliding of spacing groove is provided with the movable plate, the fixed slot has been seted up to movable plate top surface, spacing groove one side surface is provided with the screw rod through the preformed hole slip, screw rod one end fixed connection movable plate, the peripheral rotation of screw rod is connected with limit nut, base top other end fixed mounting has the pneumatic cylinder, pneumatic cylinder one side output fixed mounting has the riser, first test module, second test module, third test module and fourth test module are installed to riser one end equidistance.

Further, the first test module, the second test module, the third test module and the fourth test module all comprise a main control circuit, a first interface circuit, a communication protection circuit, a second interface circuit, a measurement sampling circuit, a third interface circuit, a test needle circuit and a third interface circuit.

Further, a sliding groove is formed in the surface of two sides of one end of the top of the base, a sliding block is connected in the sliding groove in a sliding mode, and the top of the sliding block is fixedly connected with a vertical plate.

Further, a rubber pad is glued and connected to the end of the movable plate close to the limit nut.

Further, a fixing hole is formed in the corner of the top surface of the base.

Compared with the prior art, the utility model has the following beneficial effects:

through setting up screw rod, spacing nut and movable plate, apply force to the screw rod and can make the movable plate drive the ammeter and remove appointed distance, and then make the measuring terminal of ammeter aim at the testing terminal of corresponding test module, at this moment, can make spacing nut contact the side of base, and when the ammeter of follow-up change same specification is tested, personnel only need guarantee spacing nut contact the side of base, just can guarantee that the testing terminal of corresponding test module can be with the terminal contact of ammeter to improve convenient to use.

Drawings

Fig. 1 is a schematic diagram of an overall structure of an ammeter testing device according to the present utility model.

Fig. 2 is a main control circuit diagram of an ammeter testing device according to the present utility model.

Fig. 3 is a circuit diagram of a measurement sampling circuit of an ammeter test device according to the present utility model.

Fig. 4 is a communication circuit diagram of an ammeter testing device according to the present utility model.

Fig. 5 is a circuit diagram of a test pin of an ammeter test device according to the present utility model.

FIG. 6 is a circuit diagram of a second interface of the meter testing device according to the present utility model.

Fig. 7 is a circuit diagram of a third connection port of the electric meter testing device according to the present utility model.

FIG. 8 is a circuit diagram of a fourth interface of an ammeter testing device of the present utility model.

Fig. 9 is a circuit diagram of a first interface of an ammeter testing device according to the present utility model.

Fig. 10 is a communication protection circuit diagram of an ammeter testing device according to the present utility model.

In the figure: 1. a screw; 2. a limit nut; 3. a base; 4. a fixing hole; 5. a chute; 6. a slide block; 7. a fourth test module; 8. a hydraulic cylinder; 9. a third test module; 10. a second test module; 11. a first test module; 12. a vertical plate; 13. a moving plate; 14. a fixing groove; 15. a limit groove; 16. and a rubber pad.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1, an ammeter testing device comprises a base 3, a limit groove 15 is formed in one end surface of the top of the base 3, a movable plate 13 is arranged in the limit groove 15 in a sliding manner, a fixed groove 14 is formed in the top surface of the movable plate 13, a screw 1 is arranged on one side surface of the limit groove 15 in a sliding manner through a reserved hole, one end of the screw 1 is fixedly connected with the movable plate 13, a limit nut 2 is rotationally connected to the periphery of the screw 1, a hydraulic cylinder 8 is fixedly arranged at the other end of the top of the base 3, a vertical plate 12 is fixedly arranged at the output end of one side of the hydraulic cylinder 8, a first testing module 11, a second testing module 10, a third testing module 9 and a fourth testing module 7 are arranged at one end of the vertical plate 12 in an equidistant manner, and the distance between the fixed grooves 14 is equal to the distance between the first testing module 11, the second testing module 10, the third testing module 9 and the fourth testing module 7.

As shown in the figures, the first test module 11, the second test module 10, the third test module 9 and the fourth test module 7 all include a main control circuit, a first interface circuit, a communication protection circuit, a second interface circuit, a measurement sampling circuit, a third interface circuit, a test needle circuit and a third interface circuit, and test terminals of the first test module 11, the second test module 10, the third test module 9 and the fourth test module 7 can be in contact with an electric meter, so that the electric meter is tested.

As shown in fig. 1, the two side surfaces of one end of the top of the base 3 are provided with sliding grooves 5, the sliding grooves 5 are slidably connected with sliding blocks 6, the tops of the sliding blocks 6 are fixedly connected with vertical plates 12, the sliding blocks can slide in the sliding grooves 5, and the vertical plates 12 can play a supporting role.

As shown in fig. 1, the end of the moving plate 13 close to the limit nut 2 is glued and connected with a rubber pad 16, and the rubber pad 16 has good deformation capability, so that the moving plate 13 and the inner side wall of the limit groove 15 can be prevented from being collided greatly.

As shown in fig. 1, a fixing hole 4 is formed at a corner of the top surface of the base 3, and a person can fix the base 3 at a corresponding position through the fixing hole 4.

It should be noted that, the present utility model is an ammeter testing device, when in operation, a person can fix a corresponding ammeter fixing clamp in a fixing groove 14, fix an ammeter to be tested through the clamp, next, the person can manually apply force to a screw 1, so that a moving plate 13 drives the ammeter to move a specified distance, further, a measuring terminal of the ammeter is aligned to a testing terminal of a corresponding testing module, at this time, the person can manually rotate a limit nut 2 to make the limit nut contact with a side surface of a base 3, next, the person can control a hydraulic cylinder 8 to work, so that the testing terminals of a first testing module 11, a second testing module 10, a third testing module 9 and a fourth testing module 7 respectively contact with terminals of the ammeter, so as to test the ammeter, next, when replacing the ammeter with the same specification, the person only needs to ensure that the limit nut 2 contacts with the side surface of the base 3, and the testing terminal of the corresponding testing module can be contacted with the terminal of the ammeter, so as to improve the convenience of use.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. An ammeter testing device, includes base (3), its characterized in that: the utility model discloses a test device for the electric power machine, including base (3), fixed slot (14), fixed slot (10), third test module (9) and fourth test module (7) are installed to fixed slot (13), fixed slot (15) have been seted up on base (3) top one end surface, the slip is provided with movable plate (13) in fixed slot (15), fixed slot (14) have been seted up on movable plate (13) top surface, fixed slot (15) one side surface is provided with screw rod (1) through the preformed hole slip, screw rod (1) one end fixed connection movable plate (13), screw rod (1) peripheral rotation is connected with spacing nut (2), base (3) top other end fixed mounting has pneumatic cylinder (8), pneumatic cylinder (8) one side output fixed mounting has riser (12), first test module (11), second test module (10), third test module (9) and fourth test module (7) are installed to riser (12) one end equidistance.

2. An electricity meter test device according to claim 1, wherein: the first test module (11), the second test module (10), the third test module (9) and the fourth test module (7) comprise a main control circuit, a first interface circuit, a communication protection circuit, a second interface circuit, a measurement sampling circuit, a third interface circuit, a test needle circuit and a third interface circuit.

3. An electricity meter test device according to claim 1, wherein: the sliding chute (5) is formed in the surface of two sides of one end of the top of the base (3), the sliding chute (5) is connected with the sliding block (6) in a sliding mode, and the top of the sliding block (6) is fixedly connected with the vertical plate (12).

4. An electricity meter test device according to claim 1, wherein: the end part of the movable plate (13) close to the limit screw cap (2) is connected with a rubber pad (16) in a gluing way.

5. An electricity meter test device according to claim 1, wherein: fixing holes (4) are formed in the corners of the top surface of the base (3).