CN211669847U

CN211669847U - Power electronic training test bed

Info

Publication number: CN211669847U
Application number: CN202020098404.XU
Authority: CN
Inventors: 廖宇松; 张辽; 康涛
Original assignee: Changan University
Current assignee: Changan University
Priority date: 2020-01-16
Filing date: 2020-01-16
Publication date: 2020-10-13
Anticipated expiration: 2030-01-16

Abstract

The utility model relates to the technical field of power electronic related equipment, in particular to a power electronic practical training test bed, which comprises a workbench and a practical training device arranged on the workbench, wherein two groups of support rods are fixed below the workbench, a first chute is arranged on the upper surface of each support rod, a bracket is arranged on each support rod in a sliding way, two groups of limit grooves are arranged on the upper surface of the bracket, and an accommodating box is arranged on the bracket in a sliding way; a fixing frame is arranged on the back of the practical training device, the fixing frame is installed on the workbench, a connecting piece is installed on the fixing frame in a sliding mode, and a plurality of groups of threaded holes are formed in the connecting piece at equal intervals; the electronic instrument and the practical training device are connected, when the lead is short, the connecting piece slides on the fixing frame through the special structure of the second sliding groove, the positions of the multiple groups of connecting pieces are changed, the distance between the electronic instrument fixed on the connecting piece and the practical training device is changed, and the electronic instrument and the practical training device are conveniently connected.

Description

Power electronic training test bed

Technical Field

The utility model belongs to the technical field of power electronics is relevant, especially, relate to a real standard test bench that uses of power electronics.

Background

When students teach related technology, appropriate experimental equipment needs to be selected according to related specialties, related teaching guidance is conducted on corresponding experiment tables, and students are helped to know related knowledge more conveniently through practice. Through with the relevant device installation of different experiments fixed to the laboratory bench, the experiment operating means through the installation is different, and then divides the power electronics test bench of different grade type to select different grade type test benches according to the specialty and teach the student.

The existing device has the following defects:

1. the electronic instrument arranged on the test bed is inconvenient to move according to the length of the lead, so that the electronic instrument is connected with the experimental equipment;

2. the built-in box body is inconvenient to move and take out the articles stored in the built-in box body.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a real standard test bench of using of power electronics to overcome prior art's not enough.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a test bed for power electronic practical training comprises a workbench and a practical training device installed on the workbench, wherein a support rod is fixed below the workbench, a first sliding groove is formed in the upper surface of the support rod, a support capable of sliding relative to the support rod is arranged on the support rod, a limiting groove is formed in the upper surface of the support, a containing box capable of sliding relative to the support is arranged on the support, a pull rod is fixed at the top end of the containing box, and a limiting block capable of sliding in the limiting groove is fixed at the bottom end of the containing box;

the back of the practical training device is provided with a fixing frame, the fixing frame is fixed on the workbench, a plurality of groups of second sliding grooves which are arranged in parallel are arranged on the fixing frame, a connecting piece is arranged between every two adjacent second sliding grooves, and a plurality of groups of threaded holes are formed in the connecting piece at equal distances.

Further: the bottom of support is fixed with the lug, the lug cross-section that sets up on the support is similar with the cross-section of first spout.

Further: the storage box, the pull rod and the limiting block are of an integrated structure, and the cross section of the convex block of the limiting block is similar to that of the limiting groove.

Further: the top end surface area of the support and the bottom end surface area of the containing box are the same in size.

Further: the cross-sectional shape of the second chute is similar to the cross-section of the connecting part at the two ends of the connecting piece.

Further: the connecting pieces are provided with a plurality of groups of threaded hole center connecting lines vertical to the horizontal plane.

Compared with the prior art, the utility model discloses following profitable technological effect has:

the utility model relates to a power electronic practical training test bed, which comprises a workbench and a practical training device arranged on the workbench, wherein a support rod is fixed below the workbench, a first chute is arranged on the upper surface of the support rod, a support capable of sliding relative to the support rod is arranged on the support rod, a limit groove is arranged on the upper surface of the support, a containing box capable of sliding relative to the support is arranged on the support, a pull rod is fixed at the top end of the containing box, a limit block capable of sliding in the limit groove is fixed at the bottom end of the containing box, an electronic instrument is connected with the practical training device, when a lead is short, the connecting piece slides on a fixing frame through a second chute structure, the positions of a plurality of groups of connecting pieces are changed, the distance between the electronic instrument fixed on the connecting piece and the practical training device is changed, and the electronic instrument and; with the help of first spout, make the support carry out horizontal migration on the bracing piece, change the position of support, then make the containing box use through the cooperation of spacing groove and stopper through the pulling pull rod again, let the containing box slide on the support, and then change the position of containing box, conveniently take out the wire that the containing box was deposited inside.

Drawings

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

FIG. 2 is a schematic structural view of the storage box of the present invention after moving;

FIG. 3 is a schematic view of the back structure of the storage box of the present invention;

fig. 4 is a schematic view of the sectional structure of the fixing frame of the present invention.

In the figure: 1. a work table; 2. a support bar; 3. a first chute; 4. a support; 5. a limiting groove; 6. a storage box; 7. a pull rod; 8. a limiting block; 9. a training device; 10. a fixed mount; 11. a second chute; 12. a connecting member; 13. a threaded bore.

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

Referring to fig. 1-4, the utility model provides a power electronic practical training test bed, which comprises a workbench 1 and a practical training device 9 installed on the workbench 1, wherein a support rod 2 is fixed below the workbench 1, the support rods 2 are two parallel and are arranged at the lower end of the workbench 1, a first chute 3 is arranged on the upper surface of the support rod 2, a bracket 4 capable of sliding relative to the support rod 2 is arranged on the support rod 2, a limit groove 5 is arranged on the upper surface of the bracket 4, an accommodating box 6 capable of sliding relative to the bracket 4 is arranged on the bracket 4, a pull rod 7 is fixed at the top end of the accommodating box 6, and a limit block 8 capable of sliding in the limit groove 5 is fixed at the bottom end of the accommodating box 6;

the back of the practical training device 9 is provided with a fixing frame 10, the fixing frame 10 is installed on the workbench 1, a plurality of groups of second sliding grooves 11 are formed in the fixing frame 10, a connecting piece 12 is installed on the fixing frame 10 in a sliding mode, a connecting piece 12 is arranged between every two adjacent second sliding grooves 11, and a plurality of groups of threaded holes 13 are formed in the connecting piece 12.

In this embodiment: make support 4 carry out horizontal migration on bracing piece 2 with the help of first spout 3, change the position of support 4, then make containing box 6 use through the cooperation of pulling pull rod 7 through spacing groove 5 and stopper 8 again, let containing box 6 slide on support 4, and then change containing box 6's position, conveniently take out the inside wire of depositing of containing box 6, link to each other electronic instrument and real standard ware 9, the wire is shorter, set up through 11 special construction of second spout, make connecting piece 12 slide on mount 10, change the position of multiunit connecting piece 12, change the distance between electronic instrument fixed on connecting piece 12 and real standard ware 9, conveniently connect electronic instrument and real standard ware 9.

Specifically, two sets of bumps are fixed to the bottom end of the support 4, and the cross section of the bumps arranged on the support 4 is similar to that of the first sliding groove 3. The protruding block arranged on the bracket 4 is matched with the section size of the first sliding groove 3, so that the bracket 4 can move horizontally on the supporting rod 2 conveniently, and the position of the bracket 4 can be changed.

Specifically, the method comprises the following steps: the containing box 6, the pull rod 7 and the limiting block 8 are in an integrated structure, and the section size of the bump of the limiting block 8 is matched with that of the limiting groove 5.

Through the cooperation use of spacing groove 5 and stopper 8, make containing box 6 slide on support 4 through pulling pull rod 7, and then change containing box 6's position, conveniently take out the article that containing box 6 was deposited inside.

The top end surface area of the support 4 is the same as the bottom end surface area of the containing box 6, and the length of the containing box 6 is equal to the vertical linear distance of the two groups of support rods 2.

The setting up of support 4 makes containing box 6 when not using, accomplishes and places the upper surface at support 4, and the setting of two sets of bracing pieces 2 makes containing box 6 when not using, and its whole can not exceed 1 one side of workstation, can not instruct the personnel to cause the interference in fact.

The two ends of the connecting piece 12 are clamped in the second sliding chute 11.

The special structure of the second sliding groove 11 is arranged to make the connecting pieces 12 slide on the fixing frame 10, and the positions of the groups of connecting pieces 12 are changed. The center connecting lines of the plurality of groups of threaded holes 13 arranged on the connecting piece 12 are vertical to the horizontal plane.

Through the screw hole 13 that sets up on the connecting piece 12, make connecting piece 12 conveniently fix external electronic instrument with the help of the bolt, electronic instrument fixes on connecting piece 12.

The working principle is as follows: when the practical training device is used, firstly, according to practical training contents of different types, different electronic instruments are needed, bolts penetrate through holes arranged on the different electronic instruments to be connected with threaded holes 13, the selected electronic instruments are fixed on two adjacent groups of connecting pieces 12, after the electronic instruments are fixed, firstly, the bracket 4 is horizontally moved on the supporting rod 2 by virtue of the first sliding groove 3, the position of the bracket 4 is changed, then, the containing box 6 is used by matching the limiting groove 5 and the limiting block 8 by pulling the pull rod 7, the containing box 6 is slid on the bracket 4, the position of the containing box 6 is changed, wires stored in the containing box 6 are conveniently taken out, then, the electronic instruments are connected with the practical training device 9 by utilizing the wires, when the wires are short, the connecting pieces 12 are slid on the fixing frame 10 by virtue of the special structure of the second sliding groove 11, the positions of a plurality of groups of connecting pieces 12 are changed, the distance between the electronic instrument fixed on the connecting piece 12 and the practical training device 9 is changed, so that the electronic instrument and the practical training device 9 can be conveniently connected, and therefore the practical training of the related electronic power can be carried out, and the content which is not described in detail in the description belongs to the prior art which is well known to a person skilled in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The power electronic practical training test bed is characterized by comprising a workbench (1) and a practical training device (9) installed on the workbench (1), wherein a support rod (2) is fixed below the workbench (1), a first sliding groove (3) is formed in the upper surface of the support rod (2), a support (4) capable of sliding relative to the support rod (2) is arranged on the support rod (2), a limit groove (5) is formed in the upper surface of the support (4), a containing box (6) capable of sliding relative to the support (4) is arranged on the support (4), a pull rod (7) is fixed at the top end of the containing box (6), and a limit block (8) capable of sliding in the limit groove (5) is fixed at the bottom end of the containing box (6);

the back of the practical training device (9) is provided with a fixing frame (10), the fixing frame (10) is fixed on the workbench (1), a plurality of groups of second sliding grooves (11) which are arranged in parallel are arranged on the fixing frame (10), a connecting piece (12) is arranged between every two adjacent second sliding grooves (11), and a plurality of groups of threaded holes (13) are formed in the connecting piece (12) at equal intervals.

2. The power electronic practical training test bed according to claim 1, characterized in that: the bottom of support (4) is fixed with the lug, the lug cross-section that sets up on support (4) is similar with the cross-section of first spout (3).

3. The power electronic practical training test bed according to claim 1, characterized in that: the storage box (6), the pull rod (7) and the limiting block (8) are of an integrated structure, and the cross section of the bump of the limiting block (8) is similar to that of the limiting groove (5).

4. The power electronic practical training test bed according to claim 1, characterized in that: the top end surface area of the support (4) and the bottom end surface area of the containing box (6) are the same in size.

5. The power electronic practical training test bed according to claim 1, characterized in that: the cross section of the second sliding chute (11) is similar to the cross section of the connecting part at the two ends of the connecting piece (12).

6. The power electronic practical training test bed according to claim 1, characterized in that: the connecting piece (12) is provided with a plurality of groups of threaded holes (13) which are connected with the center line and vertical to the horizontal plane.