WO2021103225A1

WO2021103225A1 - Power-on test bench for high-low voltage switch cabinet

Info

Publication number: WO2021103225A1
Application number: PCT/CN2019/127185
Authority: WO
Inventors: 毕青春
Original assignee: 扬州华电电气有限公司
Priority date: 2019-11-26
Filing date: 2019-12-20
Publication date: 2021-06-03
Also published as: CN211348467U

Abstract

Provided is a power-on test bench for high-low voltage switch cabinet, belongs to the technical field of power device detection, and solves the problems that the conventional test bench is small in operation bench area, and a worker is liable to mistakenly touch a knob during data recording to cause test failure. It mainly comprises a test bench shell (1) and an electrical assembly accommodated in the test bench shell (1), a foldable data recording plate (2) is arranged on the side wall of the test bench shell (1) in the left-right direction, the data recording plate (2) is movably connected with the side wall of the test bench shell (1). The operation area is effectively increased, no extra space is occupied, the storage is convenient, the structure is stable, the supporting capability is strong, the practicability is strong, the test bench can be widely applied to the power-on test bench for high-low voltage switch cabinet and other test bench technical fields.

Description

High and low voltage switchgear energization test bench

Technical field

The utility model belongs to the technical field of power equipment detection, in particular, it relates to a high and low voltage switchgear energization test bench that effectively increases the area of the operation table, has a very low probability of misoperation, high safety, and a long service life of the test bench.

Background technique

The high and low voltage switchgear energization test bench is used for the high and low voltage switchgear manufacturers to conduct various energization tests on the high and low voltage switchgear produced before leaving the factory. It can provide various AC and DC fixed power supplies and adjustable power supplies to facilitate the detection of switch cabinets and improve work efficiency. The authorization announcement number is CN207992353, the authorization announcement date is October 19, 2018, and the invention and creation name is a Chinese patent for a new type of high and low voltage switchgear energization test bench, which discloses the composition and structure of the common high and low voltage switchgear energization test bench in the market. There are many opening and closing buttons and knobs for adjusting voltage and current parameters on the operation surface of the test bench. As we all know, when testing the high and low voltage switchgear, it is necessary to record the performance parameters of the product. The operator generally places the record book between the two knobs or other free space on the console for data recording. It is easy to make mistakes in the recording process. The value of voltage and current was adjusted incorrectly by touching the knob, and the incorrect adjustment meant that the test failed.

Utility model content

The purpose of the utility model is to address the shortcomings of the prior art, and provide a high and low voltage switchgear energization test bench that effectively increases the area of the operating table, has a very low probability of misoperation, high safety, and a long service life of the test bench.

The utility model is realized through the following technical solutions:

A high and low voltage switchgear energization test bench, which includes a test bench shell and an electrical assembly contained in the test bench shell. On the front of the test bench shell, there is an operating table area I and a horizontal operating table set in the longitudinal direction. The direction setting console area Ⅱ,

A foldable data recording board is arranged on the side walls in the left and right direction of the test bench housing, and the data recording board is movably connected with the side wall of the test bench housing, and the expanded data recording board is on the same level as the operation platform area II. A telescopic mechanism is provided between the data recording board and the test bench housing, and the storage and expansion of the data recording board is realized by the telescopic mechanism;

The telescopic mechanism includes a recording board fixing buckle, a test bench fixing buckle, and a moving link; the recording board fixing buckle is fixed on the side wall in the front and back direction of the data recording board, and the test bench fixing buckle is fixed on the front and back of the test bench housing The head end of the movement link is movably connected with the fixed buckle of the recording board; the movement link is provided with a fixed buckle slide groove for the fixed buckle of the test bench to slide, and the fixed buckle slide groove includes a main hollow slide groove, The auxiliary hollow chute is connected with the main hollow chute and is arranged in an upward direction relative to the main hollow chute, and the auxiliary hollow chute is used for positioning the movement connecting rod.

Preferably, the number of the data recording board is one, which is located on one of the two side walls of the test bench housing.

Preferably, the number of the data recording boards is two, which are respectively located on the two side walls of the test bench housing.

Preferably, the console area I is a meter display area and a button switch operation area; the console area II is a knob-type parameter adjustment area.

Preferably, the recording board fixing buckle includes a short shaft I, a buckle cap I fixed as a whole with the short shaft I, and the shaft head of the short shaft I is fixedly connected with the data recording board; the end of the moving link is provided There is a shaft hole sleeved on the short shaft I, the diameter of the shaft hole is smaller than the diameter of the buckle cap I.

Preferably, the test bench fixing buckle includes a short shaft II and a buckle cap II fixed integrally with the short shaft II, and the shaft head of the short shaft II is fixedly connected to the test bench housing; the test bench fixing buckle chute Sleeve on the short shaft Ⅱ, the width of the fixed buckle slide groove of the test bench is smaller than the diameter of the buckle cap Ⅱ

Preferably, a flip-door storage cabinet is further provided in the front direction of the test bench shell; the door of the flip-door storage cabinet is also provided with a handle.

Preferably, the data recording board is movably connected with the side wall of the test bench housing via a hinge.

Preferably, the bottom of the test bench housing is provided with movable wheels that are easy to move.

Compared with the prior art, the beneficial effects of this utility model are:

1. The structure of the utility model is simple and ingenious. The folding data recording board increases the area of the operation table when data needs to be recorded or other needs to increase the area of the operation table; the data recording board is stored without the need to increase the area of the operation table ; Does not take up extra space and is convenient for storage.

2. The structure of the utility model, the telescopic mechanism, the shell of the test bench, and the data recording board form a triangle, with high stability and strong supporting capacity;

3. The utility model is easy to improve, easy to manufacture, strong in practicability, and can be widely used in high and low voltage switchgear energization test benches and other technical fields of test benches.

Description of the drawings

Figure 1 is a schematic diagram of the structure of the utility model;

Figure 2 is an enlarged view of the telescopic mechanism of the present invention;

Figure 3 is a partial enlarged view of the utility model after the data recording board is stored;

Figure 4 is a partial enlarged view of the utility model after the data recording board is unfolded;

Figure 5 is a schematic diagram of the structure of the recording board fixing buckle of the present utility model;

Fig. 6 is a schematic diagram of the structure of the fixing buckle of the test bench of the present invention.

In the figure: 1. Test bed shell; 2. Data recording board; 3. Telescopic mechanism; 4. Recording board fixing buckle; 5. Test bed fixing buckle; 6. Motion link; 7. Fixed buckle chute; 8. Main hollow chute; 9. Secondary hollow chute; 10. Instrument display area; 11. Button switch operation area; 12. Moving wheel; 13. Knob type parameter adjustment area; 14. Short axis Ⅰ; 15. Buckle cap Ⅰ; 16. Short shaft Ⅱ; 17. Buckle cap Ⅱ; 18. Flip-door locker; 19. Handle.

Detailed ways

The following is a further description of the utility model in conjunction with the drawings:

A high and low voltage switchgear energization test bench, comprising a test bench housing 1 and an electrical assembly contained in the test bench housing 1, and an operating table area arranged in a longitudinal direction is provided on the front of the test bench housing 1 I and the operating table area II arranged in the transverse direction, the side wall of the test bench housing 1 in the left and right direction is provided with a foldable data recording board 2 which is movably connected with the side wall of the test bench housing 1 , The expanded data recording board 2 is on the same level as the console area II; a telescopic mechanism 3 is provided between the data recording board 2 and the test bench housing 1, and the data recording board 2 is stored by the telescopic mechanism 3 And unfold

The telescopic mechanism 3 includes a recording board fixing buckle 4, a test bench fixing buckle 5, and a motion link 6. The recording board fixing buckle 4 is fixed on the side wall of the data recording board 2 in the front and rear direction, and the test bench fixing buckle 5 is fixed. Connected to the side walls of the test bench housing 1 in the front and rear direction; the head end of the moving link 6 is movably connected with the recording board fixing buckle 4; the moving link 6 is provided with a fixing buckle slide for the test bench fixing buckle 5 to slide Slot 7, the fixed buckle slide groove 7 includes a main hollow slide groove 8 and a secondary hollow slide groove 9. The secondary hollow slide groove 9 communicates with the main hollow slide groove 8 and is arranged in an upward direction relative to the main hollow slide groove 8. The sliding groove 9 is used for positioning the moving link 6.

Preferably, the number of the data recording board 2 is one, which is located on one of the two side walls of the test bench housing 1.

Preferably, the number of the data recording boards 2 is two, which are respectively located on the two side walls of the test bench housing 1.

Preferably, the console area I is the meter display area 10 and the button switch operation area 11; the console area II is the knob-type parameter adjustment area 13.

Preferably, the recording board fixing buckle 4 includes a short shaft I14 and a buckle cap I15 fixed as a whole with the short shaft I14, and the shaft head of the short shaft I14 is fixedly connected with the data recording board 2; The end is provided with a shaft hole sleeved on the short shaft I14, the diameter of the shaft hole is smaller than the diameter of the buckle cap I15.

Preferably, the test bench fixing buckle 5 includes a short shaft II16, and a buckle cap II17 fixed as a whole with the short shaft II16, and the shaft head of the short shaft II16 is fixedly connected to the test bench housing 1; the test bench fixing buckle 5 The sliding groove is sleeved on the short shaft Ⅱ16, and the width of the 5 sliding groove is smaller than the diameter of the buckle cap Ⅱ17.

Preferably, a flip-door storage cabinet 18 is further provided in the front direction of the test bench housing 1; a handle 19 is also provided on the door of the flip-door storage cabinet 18.

Preferably, the data recording board 2 is movably connected to the side wall of the test bench housing 1 via a hinge.

Preferably, a movable wheel 12 is provided at the bottom of the test bench housing 1 for easy movement.

Example 1:

This embodiment includes a test bench housing 1 and an electrical assembly housed in the test bench housing 1. On the front of the test bench housing 1, there is an operating table area I arranged in a longitudinal direction and an electrical assembly arranged in a transverse direction. In the operation table area II, a foldable data recording board 2 is provided on the side walls in the left and right direction of the test bench housing 1. The data recording board 2 is movably connected with the side wall of the test bench housing 1, and the expanded data recording board 2 is connected to the The operation table area II is on the same level; a telescopic mechanism 3 is provided between the data recording board 2 and the test bench housing 1, through which the data recording board 2 can be accommodated and unfolded; the telescopic mechanism 3 in this embodiment includes recording Board fixing buckle 4, test bench fixing buckle 5, motion link 6, recording board fixing buckle 4, test bench fixing buckle 5 all have a T-shaped cross section; the recording board fixing buckle 4 is fixed to the front and back of the data recording board 2 On the side wall of the test bench, the test bench fixing buckle 5 is fixed on the side wall in the front and rear direction of the test bench housing 1; the head end of the moving link 6 is movably connected with the recording board fixing buckle 4; the moving link 6 is provided for testing The fixed buckle slide groove 7 of the fixed buckle 5 slides. The fixed buckle slide groove 7 includes a main hollow slide groove 8 and a secondary hollow slide groove 9. The secondary hollow slide groove 9 communicates with the main hollow slide groove 8 and is opposite to the main hollow slide groove 8 It is arranged in an upward direction, and the auxiliary hollow chute 9 is used for positioning the moving link 6.

As shown in FIG. 3 of the accompanying drawings in the specification, the data recording board 2 is in a fully stored state at this time. The test bench fixing buckle 5 is fixed on the test bench housing 1 and its position is fixed. At this time, the test bench fixing buckle 5 is located at the uppermost position of the main hollow chute 8. When you need to unfold, pull the data recording board in the direction of the arrow in the figure, the main hollow chute 8 is displaced relative to the test bench fixing buckle 5, and the main hollow chute 8 moves upward along the test bench fixing buckle 5 until the auxiliary hollow chute 9 When moving to the position of the fixed buckle 5 of the test bench, manually move the connecting rod 6 to snap the fixed buckle 5 of the test bench into the auxiliary hollow chute 9. Under the influence of gravity, the fixed buckle 5 of the test bench will be firmly stuck in the auxiliary hollow chute. At this time, the data recording board 2 is in a fully opened state as shown in Figure 4 of the accompanying drawings in the specification. When it needs to be stored, the reverse action is performed, and the motion link 6 is moved to separate the test bench fixing buckle 5 from the auxiliary hollow chute 9 so that the main hollow chute 8 slides along the test bench fixing buckle 5. The structural design of this embodiment is simple and ingenious. The foldable data recording board is used to increase the area of the operation table when data needs to be recorded or when the area of the operation table needs to be increased; the data recording board is stored without the need to increase the area of the operation table; no It takes extra space and is convenient to store; the structure of this embodiment, the telescopic mechanism, the test bench housing, and the data recording board form a triangle, which has high stability and strong supporting capacity; this embodiment is easy to improve, easy to manufacture, and has strong practicability, and can be widely used High and low voltage switchgear energization test bench and other technical fields of test bench.

Example 2:

This embodiment includes a test bench housing 1 and an electrical assembly housed in the test bench housing 1. On the front of the test bench housing 1, there is an operating table area I arranged in a longitudinal direction and an electrical assembly arranged in a transverse direction. The console area II, the console area I are the instrument display area 10 and the button switch operation area 11; the console area II is the knob-type parameter adjustment area 13. A foldable data recording board 2 is provided on the side walls in the left and right direction of the test bench housing 1. The number of the data recording boards 2 is one, and the data recording board 2 is located on one of the two side walls of the test bench housing 1. The data recording board 2 is movably connected with the side wall of the test bench housing 1, the expanded data recording board 2 is on the same level as the console area II, and the data recording board 2 is movably connected with the side wall of the test bench housing 1 through a hinge; A telescopic mechanism 3 is provided between the data recording board 2 and the test bench housing 1, through which the data recording board 2 can be accommodated and unfolded; the telescopic mechanism 3 in this embodiment includes a recording board fixing buckle 4 and a test bench fixing buckle 5. The moving link 6, the recording board fixing buckle 4, and the test bench fixing buckle 5 are all T-shaped in cross section; the recording board fixing buckle 4 is fixed on the side wall of the data recording board 2 in the front and back direction, and the test bench fixing buckle 5Fixed on the side walls of the test bench housing 1 in the front and rear direction; the head end of the motion link 6 is movably connected to the recording board fixing buckle 4; the motion link 6 is provided with a fixing buckle slide for the test bench fixing buckle 5 to slide Slot 7, fixed buckle chute 7 includes a main hollow chute 8 and a secondary hollow chute 9. The auxiliary hollow chute 9 communicates with the main hollow chute 8 and is arranged in an upward direction relative to the main hollow chute 8. The auxiliary hollow chute 9 is used to locate the motion link 6.

The recording board fixing buckle 4 of this embodiment includes a short shaft I14, a buckle cap I15 fixed as a whole with the short shaft I14, and the shaft end of the short shaft I14 is fixedly connected with the data recording board 2; the end of the moving link 6 is provided with a sleeve The shaft hole of the short shaft I14, the diameter of the shaft hole is smaller than the diameter of the buckle cap I15. The movable connection between the end of the moving link and the fixing buckle of the recording board is realized with a simple structure.

The test bench fixing buckle 5 of this embodiment includes a short shaft Ⅱ16, a buckle cap Ⅱ17 fixed as a whole with the short shaft Ⅱ16, the shaft head of the short shaft Ⅱ16 is fixedly connected with the test bench housing 1; the test bench fixing buckle 5 is sleeved in a sliding groove On the short shaft Ⅱ16, the width of the chute 5 of the test bench fixing buckle is smaller than the diameter of the buckle cap Ⅱ17. With a simple structure, the sliding groove can slide relative to the fixed buckle 5 of the test bench.

In this embodiment, the test bench housing 1 is also provided with a flip-door locker 18 in the front direction; the door of the flip-door locker 18 is also provided with a handle 19.

In this embodiment, the bottom of the test bench housing 1 is provided with a movable wheel 12 that is easy to move.

As shown in FIG. 3 of the accompanying drawings in the specification, the data recording board 2 is in a fully stored state at this time. The test bench fixing buckle 5 is fixed on the test bench housing 1 and its position is fixed. At this time, the test bench fixing buckle 5 is located at the uppermost position of the main hollow chute 8. When you need to unfold, pull the data recording board in the direction of the arrow in the figure, the position of the test bench fixing buckle 5 relative to the main hollow chute 8 changes, and the main hollow chute 8 moves upward along the test bench fixing buckle 5 until the auxiliary hollow When the chute 9 moves to the position of the fixed buckle 5 of the test bench, manually move the connecting rod 6 to snap the fixed buckle 5 of the test bench into the auxiliary hollow chute 9. Affected by gravity, the fixed buckle 5 of the test bench will be firmly stuck in the auxiliary hollow In the chute 9, at this time, the data recording board 2 is in a fully opened state as shown in FIG. 4 of the accompanying drawings in the specification. When it needs to be stored, the reverse action is performed, and the motion link 6 is moved to separate the test bench fixing buckle 5 from the auxiliary hollow chute 9 so that the main hollow chute 8 slides along the test bench fixing buckle 5. The structural design of this embodiment is simple and ingenious. The foldable data recording board is used to increase the area of the operation table when data needs to be recorded or when the area of the operation table needs to be increased; the data recording board is stored without the need to increase the area of the operation table; no It takes extra space and is convenient to store; the structure of this embodiment, the telescopic mechanism, the test bench housing, and the data recording board form a triangle, which has high stability and strong supporting capacity; this embodiment is easy to improve, easy to manufacture, and has strong practicability, and can be widely used High and low voltage switchgear energization test bench and other technical fields of test bench.

Example 3:

This embodiment is based on Embodiment 2. The difference between this embodiment and the second embodiment is that the number of data recording boards 2 is two, which are respectively located on the two side walls of the test bench housing 1. There are data recording boards on both sides, and the operation area on one or both sides can be increased at will.

In summary, it is only a preferred embodiment of the present utility model, and is not used to limit the scope of implementation of the present utility model. Any changes and modifications made according to the shape, structure, characteristics and spirit of the scope of the claims of the utility model are equal. All should be included in the scope of the claims of the present utility model.

Claims

A high and low voltage switchgear energization test bench, which includes a test bench shell and an electrical assembly contained in the test bench shell. On the front of the test bench shell, there is an operating table area I and a horizontal operating table set in the longitudinal direction. The operating table area II set in the direction is characterized by:

A foldable data recording board is arranged on the side walls in the left and right direction of the test bench housing, and the data recording board is movably connected with the side wall of the test bench housing, and the expanded data recording board is on the same level as the operation platform area II. A telescopic mechanism is provided between the data recording board and the test bench housing, and the storage and expansion of the data recording board is realized by the telescopic mechanism;

The telescopic mechanism includes a recording board fixing buckle, a test bench fixing buckle, and a moving link; the recording board fixing buckle is fixed on the side wall in the front and back direction of the data recording board, and the test bench fixing buckle is fixed on the front and back of the test bench housing The head end of the movement link is movably connected with the fixed buckle of the recording board; the movement link is provided with a fixed buckle slide groove for the fixed buckle of the test bench to slide, and the fixed buckle slide groove includes a main hollow slide groove, The auxiliary hollow chute is connected with the main hollow chute and is arranged in an upward direction relative to the main hollow chute, and the auxiliary hollow chute is used for positioning the movement connecting rod.
The high and low voltage switchgear energization test bench according to claim 1, wherein the number of the data recording board is one, and it is located on one of the two side walls of the test bench housing.
The high and low voltage switchgear energization test bench according to claim 1, wherein the number of the data recording boards is two, which are respectively located on the two side walls of the test bench housing.
The high and low voltage switchgear energization test bench according to claim 2 or 3, characterized in that: the operation table area I is an instrument display area and a button switch operation area; the operation table area II is a knob type parameter adjustment area.
The high and low voltage switchgear energization test bench according to claim 4, characterized in that: the recording board fixing buckle includes a short shaft I, a buckle cap I fixed integrally with the short shaft I, and the shaft head of the short shaft I It is fixedly connected with the data recording board; the end of the moving link is provided with a shaft hole sleeved on the short shaft I, and the diameter of the shaft hole is smaller than the diameter of the buckle cap I.
The high and low voltage switchgear energization test bench according to claim 4, characterized in that: the test bench fixing buckle includes a short shaft II, a buckle cap II fixed integrally with the short shaft II, and the shaft head of the short shaft II It is fixedly connected with the shell of the test bench; the fixed buckle slide groove of the test bench is sleeved on the short shaft II, and the width of the fixed buckle slide groove of the test stand is smaller than the diameter of the buckle cap II.
The high and low voltage switchgear energization test bench according to claim 4, characterized in that: the front direction of the test bench shell is also provided with a flip-door storage cabinet; the door of the flip-door storage cabinet is It also has a handle.
The high and low voltage switchgear energization test bench according to claim 4, wherein the data recording board is movably connected to the side wall of the test bench shell via a hinge.
The high and low voltage switchgear energization test bench according to claim 4, characterized in that: the bottom of the test bench shell is provided with movable wheels for easy movement.