CN210777296U - Electric specialty teaching test bench convenient to adjust area - Google Patents

Electric specialty teaching test bench convenient to adjust area Download PDF

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Publication number
CN210777296U
CN210777296U CN201921614404.4U CN201921614404U CN210777296U CN 210777296 U CN210777296 U CN 210777296U CN 201921614404 U CN201921614404 U CN 201921614404U CN 210777296 U CN210777296 U CN 210777296U
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China
Prior art keywords
base body
movable
base member
supporting panel
loop bar
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Active
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CN201921614404.4U
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Chinese (zh)
Inventor
李月英
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Zhengzhou University of Science and Technology
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Zhengzhou University of Science and Technology
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Priority to CN201921614404.4U priority Critical patent/CN210777296U/en
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Abstract

The utility model discloses a test bench is used in electrical specialty teaching convenient to adjust area, including base member, drag hook and connecting rod, the storage tank has been seted up to the internal surface of base member, and the surface mounting of base member has movable brush, the internal fixed surface of base member is connected with torque spring, and torque spring is connected with the lower extreme of activity brush, the drag hook is installed in the outside of activity brush, and the drag hook is connected with the up end of base member, support panel is installed to the inboard of storage tank, support panel's outside lower extreme is installed to the connecting rod. This test bench is used in electrical specialty teaching convenient to adjust area, the user only need through the handle with supporting panel along the outside pulling of base member, can be convenient adjust the working area of whole test bench, and its lower extreme rotates the movable loop bar of connection and will move upwards along the spout in step, and then supports the supporting panel lower extreme that outwards expandes, the effectual stability that improves the integrated device.

Description

Electric specialty teaching test bench convenient to adjust area
Technical Field
The utility model relates to an electrical technology field specifically is a test bench is used in electrical specialty teaching convenient to adjust area.
Background
Electric is a general term of subjects or engineering fields such as production and use of electric energy and manufacture of electrical equipment, and is widely applied to various fields, and a test bed is required to be used in electric professional teaching, but the existing test bed for electric professional teaching has certain defects, such as:
1. most of the existing test beds for electrical major teaching have limited working areas, and the working areas can not be conveniently adjusted and changed according to the needs of users, so that inconvenience is brought to the operation of the users;
2. the panel stability after adjusting the area can't be guaranteed to current electrical specialty teaching with the test bench, and the phenomenon of empting easily takes place when its pressurized is too big, and the sweeps on its support panel surface can't let the convenient work of clearing up that carries on of user simultaneously.
Aiming at the problems, innovative design is urgently needed on the basis of the structure of the original test bed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a test bench is used in electrical specialty teaching convenient to adjust area to the unable needs of following the user that provide in solving above-mentioned background art are to the convenient regulation change of area, can't guarantee to the panel stability after adjusting the area, and the phenomenon of easily taking place to empty when its pressurized is too big, and the sweeps on its supporting panel surface can't let the convenient problem of clearing up the work of user simultaneously.
In order to achieve the above object, the utility model provides a following technical scheme: a test bed for electrical specialty teaching convenient for area adjustment comprises a base body, a drag hook and a connecting rod, wherein an accommodating groove is formed in the inner surface of the base body, a movable hairbrush is arranged on the outer surface of the base body, a torsion spring is fixedly connected to the inner surface of the base body and is connected with the lower end of the movable hairbrush, the drag hook is arranged on the outer side of the movable hairbrush and is connected with the upper end face of the base body, a supporting panel is arranged on the inner side of the accommodating groove and is connected with the base body, a pulley is rotatably connected to the lower end face of the supporting panel, the connecting rod is arranged at the lower end of the outer side of the supporting panel, a movable loop bar is arranged at the tail end of the connecting rod, a first sliding groove is formed in the inner surface of the lower end of the base body and is connected with, the terminal internal surface fixedly connected with reset spring of activity loop bar, and reset spring's the outside installs the stopper, the surface of stopper and the equal fixedly connected with magnet of internal surface of base member, and the stopper is connected with the internal surface of base member.
Preferably, the movable brush forms an elastic structure with the inner surface of the base body through a torsion spring, the outer surface of the movable brush is attached to the outer surface of the supporting panel, and the movable brush forms a clamping structure with the upper end face of the base body through a draw hook.
Preferably, the support panel is symmetrically provided with 2 about the central point of the base body, the support panel and the base body form a telescopic structure through the accommodating groove, and pulleys are uniformly distributed at the lower end of the support panel.
Preferably, the support panel is symmetrically provided with 2 about the central point of the base body, the support panel and the base body form a telescopic structure through the accommodating groove, and pulleys are uniformly distributed at the lower end of the support panel.
Preferably, the stopper passes through reset spring and constitutes scalable structure with the end of activity loop bar, and the magnet in the stopper outside is the synonym magnetic pole with the inboard magnet of base member to the stopper is connected for the block with the internal surface of base member.
Compared with the prior art, the beneficial effects of the utility model are that: the test bed for electrical specialty teaching is convenient for area adjustment;
1. the movable supporting panel is arranged, a user can conveniently adjust the working area of the integral test bed only by pulling the supporting panel outwards along the base body through the handle, the movable loop bar rotationally connected with the lower end of the supporting panel can synchronously move upwards along the sliding groove while moving outwards, and the limiting block can be pulled outwards through 2 magnet attraction forces of like magnetic poles after the supporting panel moves to the corresponding position, so that the lower end of the outwards unfolded supporting panel is supported, and the stability of the integral device is effectively improved;
2. be provided with the movable brush of activity, the user is when reseing supporting panel and accomodating, can break away from the drag hook in the movable brush outside and the base member up end between the block state, and the movable brush will rotate to laminating with supporting panel's surface through torsion spring's restoring force to along with supporting panel's restoration, the slope movable brush that the accessible resets is cleared up the work to its accumulational sweeps in surface.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;
FIG. 3 is a schematic view of the top view of the movable brush of the present invention;
FIG. 4 is a schematic view of the expanded front cross-sectional structure of the support panel of the present invention;
FIG. 5 is a schematic cross-sectional view of the movable rod of the present invention;
fig. 6 is the utility model discloses the stopper structural schematic diagram that bends.
In the figure: 1. a substrate; 2. a containing groove; 3. a movable brush; 4. a torsion spring; 5. pulling a hook; 6. a support panel; 7. a pulley; 8. a connecting rod; 9. a movable loop bar; 10. a first chute; 11. a second chute; 12. a return spring; 13. a limiting block; 14. and a magnet.
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. 1-6, the present invention provides a technical solution: a test bed for electrical specialty teaching convenient for area adjustment comprises a base body 1, a containing groove 2, a movable brush 3, a torsion spring 4, a drag hook 5, a supporting panel 6, a pulley 7, a connecting rod 8, a movable loop bar 9, a first chute 10, a second chute 11, a reset spring 12, a limiting block 13 and a magnet 14, wherein the containing groove 2 is formed in the inner surface of the base body 1, the movable brush 3 is installed on the outer surface of the base body 1, the torsion spring 4 is fixedly connected to the inner surface of the base body 1, the torsion spring 4 is connected with the lower end of the movable brush 3, the movable brush 3 forms an elastic structure with the inner surface of the base body 1 through the torsion spring 4, the outer surface of the movable brush 3 is attached to the outer surface of the supporting panel 6, the movable brush 3 forms a clamping structure with the upper end face of the base body 1 through the drag hook 5, and the supporting panel 6 is accommodated, the cleaning work can be carried out on the scraps accumulated on the surface through the reset inclined movable hairbrush 3;
the draw hook 5 is arranged on the outer side of the movable hairbrush 3, the draw hook 5 is connected with the upper end face of the base body 1, the supporting panel 6 is arranged on the inner side of the accommodating groove 2, the supporting panel 6 is connected with the base body 1, the lower end face of the supporting panel 6 is rotatably connected with the pulleys 7, 2 supporting panels 6 are symmetrically arranged on the central point of the base body 1, the supporting panel 6 and the base body 1 form a telescopic structure through the accommodating groove 2, the pulleys 7 are uniformly distributed on the lower end of the supporting panel 6, and a user can conveniently adjust the using area of the whole device as required through the 2 symmetrically distributed supporting panels 6;
the connecting rod 8 is arranged at the lower end of the outer side of the supporting panel 6, the tail end of the connecting rod 8 is provided with a movable loop bar 9, the inner surface of the lower end of the base body 1 is provided with a first sliding groove 10, the first sliding groove 10 is connected with the tail end of the movable loop bar 9, the upper end of the first sliding groove 10 is provided with a second sliding groove 11, the movable loop bar 9 and the inner surface of the base body 1 form a slidable structure through the first sliding groove 10, the movable loop bar 9 and the connecting rod 8 are in nested connection, the length of the movable loop bar 9 is smaller than that of the connecting rod 8, the movable loop bar 9 can synchronously adjust and change the position along the first sliding groove 10 along with the sliding of the supporting panel 6, and further support the lower end of the;
the terminal internal surface fixedly connected with reset spring 12 of activity loop bar 9, and the stopper 13 is installed in reset spring 12's the outside, the equal fixedly connected with magnet 14 of internal surface of stopper 13's surface and base member 1, and stopper 13 is connected with the internal surface of base member 1, stopper 13 constitutes extending structure through reset spring 12 and the end of activity loop bar 9, and the magnet 14 in the stopper 13 outside is the synonym magnetic pole with the inboard magnet 14 of base member 1, and stopper 13 is connected for the block with the internal surface of base member 1, stopper 13 fixed through the internal surface actuation of magnet 14 with base member 1, it can carry out spacing fixed to let the activity loop bar 9 after the displacement.
The working principle is as follows: according to fig. 1 and 4, when a user needs to enlarge the area of the overall test bed, the handle outside the supporting panel 6 is held by hand to pull outwards, at this time, the supporting panel 6 will move outwards along the containing groove 2 through the pulleys 7 which are uniformly distributed, so that the user can conveniently adjust the working area of the overall test bed, and when the supporting panel 6 moves outwards, the movable loop bar 9 which is rotatably connected with the lower end of the supporting panel will drive the nested movable loop bar 9 to move upwards synchronously along the first chute 10 outside the lower end of the base body 1, as shown in fig. 5 and 6, after the movable loop bar 9 moves to the corresponding position, the stopper 13 at the tail end of the movable loop bar will contact the magnet 14 inside the base body 1, and further the return spring 12 is stretched and moves outwards along the inside of the movable loop bar 9 by the attraction force of 2 magnets 14 of the same magnetic pole, so as to be fixedly attracted with the magnet 14 on the inner surface of the base body, the lower end of the support panel 6 which is unfolded outwards is supported, so that the phenomenon that the support panel is easily toppled is avoided;
according to the figures 1, 2 and 3, when a user needs to store the unfolded supporting panel 6, the draw hook 5 at the outer side of the 2 movable brushes 3 is held by hand to rotate outwards until the draw hook is disengaged from the upper end surface of the base body 1, at the moment, the movable brushes 3 disengaged from the fixed brushes are rotated outwards by the restoring force of the torsion springs 4 at the lower ends until the movable brushes rotate, fit and abut against the outer surface of the supporting panel 6, then the user holds the fixed sleeve rod 9 to pull outwards along the second chute 11, until the limiting blocks 13 at the tail ends are disengaged from the fixed state of the magnets 14 at the inner side of the base body 1, then the user can push the supporting panel 6 to reset and store along the containing groove 2 at the inner side of the base body 1 by the handle, at the moment, the movable sleeve rod 9 connected with the supporting panel 9 synchronously moves to the lower end of the base body 1 to reset, and the waste chips accumulated on the surface can be cleaned by the inclined movable, the overall practicability is increased.
Those not described in detail in this specification are within the skill of the art.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a test bench is used in electrical specialty teaching convenient to adjust area, includes base member (1), drag hook (5) and connecting rod (8), its characterized in that: the inner surface of the base body (1) is provided with a containing groove (2), the outer surface of the base body (1) is provided with a movable brush (3), the inner surface of the base body (1) is fixedly connected with a torsion spring (4), the torsion spring (4) is connected with the lower end of the movable brush (3), a draw hook (5) is arranged on the outer side of the movable brush (3), the draw hook (5) is connected with the upper end face of the base body (1), a supporting panel (6) is arranged on the inner side of the containing groove (2), the supporting panel (6) is connected with the base body (1), the lower end face of the supporting panel (6) is rotatably connected with a pulley (7), the connecting rod (8) is arranged at the lower end of the outer side of the supporting panel (6), the tail end of the connecting rod (8) is provided with a movable sleeve rod (9), the inner surface of the lower end of, and first spout (10) are connected with the end of activity loop bar (9) to second spout (11) have been seted up to the upper end of first spout (10), the terminal internal surface fixed connection of activity loop bar (9) has reset spring (12), and the outside of reset spring (12) installs stopper (13), the equal fixedly connected with magnet (14) of the internal surface of the surface of stopper (13) and base member (1), and stopper (13) are connected with the internal surface of base member (1).
2. The electric profession teaching test bed convenient to adjust area of claim 1, characterized in that: the movable brush (3) forms an elastic structure with the inner surface of the base body (1) through the torsion spring (4), the outer surface of the movable brush (3) is attached to the outer surface of the supporting panel (6), and the movable brush (3) forms a clamping structure with the upper end surface of the base body (1) through the draw hook (5).
3. The electric profession teaching test bed convenient to adjust area of claim 1, characterized in that: support panel (6) are provided with 2 about the central point symmetry of base member (1), and support panel (6) constitute extending structure through storage tank (2) and base member (1) to the lower extreme evenly distributed of support panel (6) has pulley (7).
4. The electric profession teaching test bed convenient to adjust area of claim 1, characterized in that: the movable loop bar (9) and the inner surface of the base body (1) form a slidable structure through the first sliding groove (10), the movable loop bar (9) is connected with the connecting rod (8) in a nested mode, and the length of the movable loop bar (9) is smaller than that of the connecting rod (8).
5. The electric profession teaching test bed convenient to adjust area of claim 1, characterized in that: the limiting block (13) and the tail end of the movable sleeve rod (9) form a telescopic structure through a return spring (12), a magnet (14) on the outer side of the limiting block (13) and an inner side magnet (14) of the base body (1) are of different magnetic poles, and the limiting block (13) is connected with the inner surface of the base body (1) in a clamping mode.
CN201921614404.4U 2019-09-21 2019-09-21 Electric specialty teaching test bench convenient to adjust area Active CN210777296U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921614404.4U CN210777296U (en) 2019-09-21 2019-09-21 Electric specialty teaching test bench convenient to adjust area

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921614404.4U CN210777296U (en) 2019-09-21 2019-09-21 Electric specialty teaching test bench convenient to adjust area

Publications (1)

Publication Number Publication Date
CN210777296U true CN210777296U (en) 2020-06-16

Family

ID=71039698

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921614404.4U Active CN210777296U (en) 2019-09-21 2019-09-21 Electric specialty teaching test bench convenient to adjust area

Country Status (1)

Country Link
CN (1) CN210777296U (en)

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