CN111505352A

CN111505352A - Power supply test bed for testing high-low voltage equipment

Info

Publication number: CN111505352A
Application number: CN202010512459.5A
Authority: CN
Inventors: 孙建辉; 吴桂林; 熊海桥; 王革; 陈浪
Original assignee: Jiangxi Mingzheng Transformation Equipment Co ltd
Current assignee: Jiangxi Mingzheng Transformation Equipment Co ltd
Priority date: 2020-06-08
Filing date: 2020-06-08
Publication date: 2020-08-07
Anticipated expiration: 2040-06-08
Also published as: CN111505352B

Abstract

The invention discloses a power supply test bed for testing high-voltage and low-voltage equipment, which belongs to the field of power supply test beds and comprises a power supply test bed main body, wherein the top of the power supply test bed main body is hinged with a cover plate, a socket groove is formed in the cover plate, a socket is connected inside the socket groove in a sliding manner, the bottom of the socket is fixedly connected with a through pipe, and the inner side of the socket groove is connected with a supporting block in a sliding manner. The invention avoids poor contact caused by shaking between the plug and the socket, improves the use safety, fixes the electric wire by using the wire clamp, can prevent the electric wire from bending and movably touching the knob on the main body of the power supply test bed, ensures the normal operation of the test, can facilitate the inspection and maintenance of the circuit in the main body of the power supply test bed by a user, ensures the use of the test bed, can further improve the use safety and stability of the main body of the power supply test bed, and ensures the accuracy of the result of the test.

Description

Power supply test bed for testing high-low voltage equipment

Technical Field

The invention relates to the field of power supply test beds, in particular to a power supply test bed for testing high-voltage and low-voltage equipment.

Background

The power supply control console of the test transformer is special corollary equipment of the light test transformer, the control console has the characteristics of convenient use and maintenance, superior performance, safe and reliable use, attractive appearance and structure, firmness and durability, convenient movement and the like, is necessary equipment of power supply enterprises, large-scale factories, metallurgy, power plants, railways and other departments needing power maintenance, adopts advanced microelectronic processing technology, can be set in advance in the whole using process, has a full Chinese interface, and is simple and clear to operate. After all the test items are set, the test is automatically carried out without manual intervention.

When the power supply test bed is used, high-voltage and low-voltage equipment is required to be connected with a socket on the power supply test bed by using a plug, but poor contact may occur after the plug is plugged, so that contact resistance is increased and changed, the test result is influenced, and meanwhile, the high-voltage and low-voltage equipment can be damaged; a part of sockets are positioned on a power supply test bed, wires which are randomly placed are bent and can touch a knob and a button, so that the test fails if the wires are light, and equipment is damaged if the wires are heavy, and the power supply test bed for testing high-voltage and low-voltage equipment is provided to solve the problems.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems in the prior art, the invention aims to provide a power supply test bed for testing high-voltage and low-voltage equipment, which has the advantage of higher use safety, solves the problems that poor contact may occur after a plug is plugged, the contact resistance is increased and changed, the test result is influenced, and meanwhile, the high-voltage and low-voltage equipment may be damaged; a part of sockets are positioned on a power supply test bed, and the bent wires which are randomly placed can touch a knob and a button, so that the test fails at light time, and the equipment is damaged at heavy time.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

A power supply test bed for testing high-voltage and low-voltage equipment comprises a power supply test bed main body, wherein the top of the power supply test bed main body is hinged with a cover plate, the cover plate is provided with a socket groove, the inside of the socket groove is connected with a socket in a sliding way, the bottom of the socket is fixedly connected with a through pipe, the inner side of the socket groove is connected with a supporting block in a sliding way, the bottom end of the through pipe sequentially penetrates through the supporting block and the cover plate and extends to the interior of the power supply test bed main body, the through pipe is sleeved with a spring, the spring is positioned between the supporting block and the socket, two ends of the spring are respectively and fixedly connected with the supporting block and the socket, the socket is characterized in that a wire collecting groove is formed in the cover plate, the left side of the wire collecting groove is communicated with the socket groove, a top inserting clamping block is fixedly connected to the inner bottom wall of the wire collecting groove, and wire clamps which are arranged at equal intervals are fixedly connected to the inner bottom wall of the wire collecting groove.

Preferably, the top of the inner side of the socket groove is integrally formed with a limiting strip, and the socket is integrally formed with a limiting ring, wherein the limiting ring is located at the bottom of the limiting strip and is in contact with the limiting strip.

Preferably, the cover plate comprises a bottom cover, the back face of the bottom cover is hinged to the power supply test bed main body, a movable cover is hinged to the top of the bottom cover, the wire collecting groove and the socket groove are both formed in the movable cover, and the top inserting clamping block and the wire clamp are both fixedly mounted on the bottom cover.

Preferably, a through line groove is formed in the bottom cover, and the bottom end of the through line pipe extends to the inside of the power supply test bed main body through the through line groove.

Preferably, the front and the back of the socket are both fixedly connected with square sliding blocks, the front and the back of the inside of the socket groove are both provided with sliding grooves, and the two square sliding blocks respectively extend to the inner sides of the two sliding grooves and are in sliding connection with the inner walls of the sliding grooves.

Preferably, the front view shape of the sliding chute is L shape, the sliding chute comprises two rectangular grooves and a circular groove, the two rectangular grooves are vertically arranged, and the ends, close to each other, of the two rectangular grooves are communicated with the circular groove.

Preferably, the front face of the movable cover is integrally formed with an installation block, a threaded rod is inserted into the installation block, and the bottom end of the threaded rod is in threaded connection with the bottom cover.

Preferably, the pressing block is inserted into the front surface of the bottom cover, a clamping block is fixedly mounted on the back surface of the bottom of the pressing block, a stainless steel strip is fixedly connected to the bottom of the bottom cover, the stainless steel strip is located on the back surface of the pressing block and contacts with the pressing block, a clamping groove matched with the clamping block is formed in the front surface of the interior of the power supply test bed main body, and the bottom of the clamping block is clamped with the clamping groove.

Preferably, the back of the clamping block is integrally formed with a U-shaped block, and the stainless steel strip is located on the inner side of the U-shaped block and is in contact with the inner wall of the U-shaped block.

3. Advantageous effects

Compared with the prior art, the invention has the advantages that:

(1) the scheme is characterized in that a plug is inserted into a socket, then the plug is pressed downwards and is rotated to the left side after being pressed to the bottom, so that the socket drives a supporting block to rotate on the inner side of a socket groove, the plug and an electric wire are moved to the inner side of a take-up groove, the supporting block and the socket are applied with elastic force through the elastic force of a spring and are far away from each other, the socket and the plug are further pushed to move rightwards until the plug is contacted with a top insertion clamping block, stable insertion between the plug and the socket is ensured, the problems of poor contact caused by shaking between the plug and the socket and rising of contact resistance and temperature and the like caused by poor contact can be avoided, and larger errors can be caused to the experimental result, so that the occurrence of the conditions can be avoided, the use safety is improved, the electric wire is pressed to the inner side of the take-up groove at the same time, the wire is fixed by, the normal operation of the test is ensured, and because the cover plate is hinged with the power supply test bed main body, when a socket circuit goes wrong, a user can conveniently check and maintain the circuit inside the power supply test bed main body, the use of the test bed is ensured, the use safety and stability of the power supply test bed main body can be further improved, and the accuracy of the test result is ensured.

(2) This scheme, through the cooperation of restriction strip with the restriction ring, can prevent that the socket from receiving the direct inside of popping out from the socket groove of the elasticity of spring under vertical state, ensures the stability of socket.

(3) This scheme, because bottom and power test bench main part are articulated, the person of facilitating the use opens the bottom and overhauls the inside of power test bench main part, and opens the movable cover then the person of facilitating the use clears up and inspect the joint of maintenance socket to the inside of apron.

(4) This scheme, the activity that can make things convenient for the lead wire pipe when the socket is rotatory is followed to the lead wire pipe to the lead wire groove convenience, makes things convenient for the rotation of socket, and the inboard interlude of lead wire pipe has fixed connection's wire, and the inside reservation of power test bench main part has the wire when enough lead wire pipe activity.

(5) According to the scheme, the square sliding block can slide on the inner side of the sliding groove, so that the sliding direction and the moving range of the socket in the socket groove are limited.

(6) According to the scheme, the square sliding block can only slide linearly when being positioned on the inner side of the rectangular groove, and can rotate along with the socket when moving to the inner side of the circular groove, so that the sliding direction and the moving range of the square sliding block are limited.

(7) This scheme, because threaded rod and the bottom threaded connection who alternates on the installation piece, can conveniently fix the movable cover on the bottom when using, made things convenient for user's use.

(8) This scheme, through the cooperation of draw-in groove and fixture block with the front of bottom fix in power test bench main part, utilize stainless steel strip to provide elasticity and guarantee that the fixture block all the time with the draw-in groove joint, improve fixed knot structure's stability, when opening, through pressing the pressing block backward, drive the fixture block and move backward and the draw-in groove separation, and then can rotate the bottom, simple structure, the person of facilitating the use's operation is used, structural stability is strong.

(9) This scheme, through the contact position of U type piece restriction fixture block and stainless steel strip, avoid stainless steel strip and fixture block contact slippage to cause the unable effort that moves forward for the fixture block of stainless steel strip.

Drawings

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

FIG. 2 is a schematic view of a connection structure of the socket slot and the sliding slot according to the present invention;

FIG. 3 is a front sectional view of the cover plate of the present invention;

FIG. 4 is a schematic view of the rotated installation structure of the socket of the present invention;

fig. 5 is a schematic view of a connection structure of the fixture block and the clamping groove of the present invention.

The reference numbers in the figures illustrate:

1. a power supply test bed main body; 2. a cover plate; 201. a bottom cover; 202. a movable cover; 3. a socket groove; 301. a restriction strip; 302. a confinement ring; 4. a socket; 5. a through pipe; 6. a support block; 7. a wire collecting groove; 8. a spring; 9. a clamping block is inserted in the top; 10. a line card; 11. a through wire groove; 12. a square slider; 13. a chute; 131. a rectangular groove; 132. a circular groove; 14. mounting blocks; 15. a threaded rod; 16. a pressing block; 17. a clamping block; 18. a stainless steel strip; 19. a card slot; 20. a U-shaped block.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 5, a power supply test bed for testing high and low voltage devices includes a power supply test bed main body 1, and is characterized in that: the top of a power supply test bed main body 1 is hinged with a cover plate 2, a socket groove 3 is arranged on the cover plate 2, a socket 4 is connected in the socket groove 3 in a sliding manner, the bottom of the socket 4 is fixedly connected with a through pipe 5, the inner side of the socket groove 3 is connected with a supporting block 6 in a sliding manner, the bottom end of the through pipe 5 sequentially penetrates through the supporting block 6 and the cover plate 2 and extends into the power supply test bed main body 1, a spring 8 is sleeved on the through pipe 5, the spring 8 is positioned between the supporting block 6 and the socket 4, two ends of the spring 8 are respectively fixedly connected with the supporting block 6 and the socket 4, a wire receiving groove 7 is arranged on the cover plate 2, the left side of the wire receiving groove 7 is communicated with the socket groove 3, the inner bottom wall of the wire receiving groove 7 is fixedly connected with a top inserting clamping block 9, the inner bottom wall of the wire receiving groove 7 is fixedly connected with wire, thereby the socket 4 drives the supporting block 6 to rotate at the inner side of the socket groove 3, the plug and the electric wire move to the inner side of the wire receiving groove 7, the supporting block 6 and the socket 4 are applied with elastic force through the elastic force of the spring 8 to be away from each other, and then the socket 4 and the plug are pushed to move rightwards until the plug contacts with the top inserting clamping block 9, so that the stable insertion between the plug and the socket 4 is ensured, the problems of poor contact caused by the shaking between the plug and the socket and the contact resistance rise and temperature rise caused by the poor contact are avoided, and larger errors are caused to the experimental result, therefore, the scheme can avoid the occurrence of the conditions, improve the use safety, simultaneously the electric wire is pressed to the inner side of the wire receiving groove 7, the wire is fixed by utilizing the wire clamp 10, the bending movement of the electric wire can be prevented from touching the knob on the power supply test table main, and because apron 2 is articulated with power test bench main part 1, can the person of facilitating the use when socket circuit goes wrong to the inspection maintenance of the inside circuit of power test bench main part 1, ensured the use of test bench, can further improve the safety in utilization and the stability of power test bench main part 1, guaranteed the result accuracy nature of experiment.

Furthermore, the top of the inner side of the socket groove 3 is integrally formed with a limiting strip 301, the socket 4 is integrally formed with a limiting ring 302, the limiting ring 302 is located at the bottom of the limiting strip 301 and is in contact with the limiting strip 301, and through the matching of the limiting strip 301 and the limiting ring 302, the socket 4 can be prevented from being directly ejected out from the socket groove 3 under the vertical state by the elastic force of the spring 8, and the stability of the socket 4 is ensured.

Further, apron 2 includes bottom 201, the back and the power test bench main part 1 of bottom 201 bottom are articulated, the top of bottom 201 articulates there is movable cover 202, it all sets up on movable cover 202 to receive line groove 7 and socket groove 3, the equal fixed mounting of top plug fixture block 9 and ply-yarn drill 10 is on bottom 201, because bottom 201 is articulated with power test bench main part 1, the person of facilitating the use opens bottom 201 and overhauls the inside of power test bench main part 1, and open movable cover 202 then the person of facilitating the use clears up and inspect the joint of maintenance socket 4 to the inside of apron 2.

Further, the through line groove 11 has been seted up on the bottom 201, the bottom of through line pipe 5 is passed through the inside that through line groove 11 extends to power test bench main part 1, through line groove 11 is convenient can make things convenient for the activity of through line pipe 5 when through line pipe 5 follows socket 4 rotation, makes things convenient for socket 4's rotation, and the inboard interlude of through line pipe 5 has fixed connection's wire, and the wire when enough through line pipe 5 moves about is reserved in the inside of power test bench main part 1.

Furthermore, the front and the back of the socket 4 are both fixedly connected with square sliding blocks 12, the front and the back of the inside of the socket groove 3 are both provided with sliding grooves 13, the two square sliding blocks 12 respectively extend to the inner sides of the two sliding grooves 13 and are in sliding connection with the inner walls of the sliding grooves 13, and the square sliding blocks 12 can slide on the inner sides of the sliding grooves 13, so that the sliding direction and the moving range of the socket 4 in the socket groove 3 are limited.

Further, the sliding groove 13 is L-shaped in front view, the sliding groove 13 includes two rectangular grooves 131 and a circular groove 132, the two rectangular grooves 131 are vertically disposed, one end of each of the two rectangular grooves 131 close to each other is connected to the circular groove 132, the square sliding block 12 can only slide linearly when being located inside the rectangular groove 131, and the square sliding block 12 can rotate along with the socket 4 when moving to the inside of the circular groove 132, thereby limiting the sliding direction and the moving range of the square sliding block 12.

Furthermore, the front face of the movable cover 202 is integrally formed with the mounting block 14, the threaded rod 15 is inserted into the mounting block 14, the bottom end of the threaded rod 15 is in threaded connection with the bottom cover 201, and the threaded rod 15 inserted into the mounting block 14 is in threaded connection with the bottom cover 201, so that the movable cover 202 can be conveniently fixed on the bottom cover 201 when in use, and the use of a user is facilitated.

Further, the pressing block 16 has been interlude in the front of bottom cover 201, the back fixed mounting who presses the bottom of pressing block 16 has fixture block 17, the bottom fixedly connected with stainless steel 18 of bottom cover 201, stainless steel 18 is located the back of pressing block 16 and contacts with pressing block 16, power test stand main part 1 is inside openly seted up with fixture block 17 assorted draw-in groove 19, the bottom and the draw-in groove 19 joint of fixture block 17, fix the front of bottom cover 201 on power test stand main part 1 through the cooperation of draw-in groove 19 with fixture block 17, utilize stainless steel 18 to provide elasticity and guarantee that fixture block 17 is connected with draw-in groove 19 all the time, improve fixed knot's stability, when opening, through pressing block 16 backward, drive fixture block 17 backward move and draw-in groove 19 separation, and then can rotate bottom cover 201, moreover, the steam generator is simple in structure, convenience of customers's operation uses, structural.

Furthermore, the back of the clamping block 17 is integrally formed with a U-shaped block 20, the stainless steel strip 18 is located on the inner side of the U-shaped block 20 and contacts with the inner wall of the U-shaped block 20, the contact position of the clamping block 17 and the stainless steel strip 18 is limited by the U-shaped block 20, and the phenomenon that the stainless steel strip 18 cannot move forward of the clamping block 17 due to the fact that the stainless steel strip 18 contacts with the clamping block 17 and slips is avoided.

The working principle is as follows: the plug is inserted into the socket 4, then the plug is pressed downwards, the plug is pressed to the bottom and then rotates to the left side, so that the socket 4 drives the supporting block 6 to rotate at the inner side of the socket groove 3, the plug and the electric wire move to the inner side of the wire take-up groove 7, the supporting block 6 and the socket 4 are applied with elasticity through the elasticity of the spring 8 and are far away from each other, the socket 4 and the plug are further pushed to move rightwards until the plug is contacted with the top plug clamping block 9, the stable insertion between the plug and the socket 4 is ensured, the problems of poor contact caused by shaking between the plug and the socket and the poor contact, the contact resistance rise, the temperature rise and the like can be avoided, and larger errors can be caused to the experimental result, therefore, the occurrence of the situations can be avoided, the use safety is improved, the electric wire is pressed to the inner side of the wire take-up groove 7 at the same time, the wire is fixed by using the, ensure experimental normal operating, and because apron 2 articulates with power test bench main part 1, because bottom 201 is articulated with power test bench main part 1, the person of facilitating the use opens bottom 201 and overhauls the inside of power test bench main part 1, and open removable cover 202 then the person of facilitating the use clears up and inspect the joint of maintenance socket 4 to the inside of apron 2, the use of test bench has been ensured, can further improve the safety in utilization and the stability of power test bench main part 1, the result accuracy nature of experiment has been guaranteed.

The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a power supply test bench is used in test of high-low voltage equipment, includes power supply test bench main part (1), its characterized in that: the top of the power test bed main body (1) is hinged with a cover plate (2), a socket groove (3) is formed in the cover plate (2), a socket (4) is connected to the inside of the socket groove (3) in a sliding manner, a through pipe (5) is fixedly connected to the bottom of the socket (4), a supporting block (6) is connected to the inner side of the socket groove (3) in a sliding manner, the bottom end of the through pipe (5) sequentially penetrates through the supporting block (6) and the cover plate (2) and extends to the inside of the power test bed main body (1), a spring (8) is sleeved on the through pipe (5), the spring (8) is located between the supporting block (6) and the socket (4), two ends of the spring (8) are fixedly connected with the supporting block (6) and the socket (4) respectively, a wire receiving groove (7) is formed in the cover plate (2), and the left side of the wire receiving groove (7) is communicated with, the inner bottom wall of the wire collecting groove (7) is fixedly connected with a top inserting clamping block (9), and the inner bottom wall of the wire collecting groove (7) is fixedly connected with wire clamps (10) which are arranged at equal intervals.

2. The power supply test bed for testing the high-low voltage equipment according to claim 1, wherein: the top of the inner side of the socket groove (3) is integrally formed with a limiting strip (301), the socket (4) is integrally formed with a limiting ring (302), and the limiting ring (302) is located at the bottom of the limiting strip (301) and is in contact with the limiting strip (301).

3. The power supply test bed for testing the high-low voltage equipment according to claim 1, wherein: the cover plate (2) comprises a bottom cover (201), the back face of the bottom cover (201) is hinged to the power supply test bed main body (1), a movable cover (202) is hinged to the top of the bottom cover (201), the wire collecting grooves (7) and the socket grooves (3) are arranged on the movable cover (202), and the top inserting clamping blocks (9) and the wire clamps (10) are fixedly arranged on the bottom cover (201).

4. The power supply test bed for testing the high-low voltage equipment according to claim 3, wherein: the bottom cover (201) is provided with a through line groove (11), and the bottom end of the through line pipe (5) extends to the inside of the power supply test bed main body (1) through the through line groove (11).

5. The power supply test bed for testing the high-low voltage equipment according to claim 1, wherein: the front and the back of the socket (4) are both fixedly connected with square sliding blocks (12), the front and the back of the inside of the socket groove (3) are both provided with sliding grooves (13), and the two square sliding blocks (12) respectively extend to the inner sides of the two sliding grooves (13) and are in sliding connection with the inner walls of the sliding grooves (13).

6. The power supply test bed for testing the high-voltage and low-voltage equipment as claimed in claim 5, wherein the sliding groove (13) is L-shaped in front view, the sliding groove (13) comprises two rectangular grooves (131) and a circular groove (132), the two rectangular grooves (131) are vertically arranged, and the ends, close to each other, of the two rectangular grooves (131) are communicated with the circular groove (132).

7. The power supply test bed for testing the high-low voltage equipment according to claim 3, wherein: the front surface of the movable cover (202) is integrally formed with an installation block (14), a threaded rod (15) is inserted into the installation block (14), and the bottom end of the threaded rod (15) is in threaded connection with the bottom cover (201).

8. The power supply test bed for testing the high-low voltage equipment according to claim 3, wherein: the front of the bottom cover (201) is inserted with a pressing block (16), a clamping block (17) is fixedly mounted on the back of the bottom of the pressing block (16), a stainless steel strip (18) is fixedly connected to the bottom of the bottom cover (201), the stainless steel strip (18) is located on the back of the pressing block (16) and contacts with the pressing block (16), a clamping groove (19) matched with the clamping block (17) is formed in the front of the interior of the power supply test bed main body (1), and the bottom of the clamping block (17) is clamped with the clamping groove (19).

9. The power supply test bed for testing the high-low voltage equipment according to claim 8, wherein: the back of the clamping block (17) is integrally formed with a U-shaped block (20), and the stainless steel strip (18) is located on the inner side of the U-shaped block (20) and is in contact with the inner wall of the U-shaped block (20).