CN209992973U - College student english contrast inquiry unit - Google Patents

Abstract

The utility model discloses an university student english contrast inquiry unit, including rack and first support column. The utility model discloses a first support column, first hand wheel, first dwang, first bevel gear, the horizontal pole, the axis of rotation, second bevel gear, third bevel gear, the threaded rod, fourth bevel gear, the thread bush, the movable plate, the slider, the spout, the second support column, the second hand wheel, the second dwang, the cooperation of gear and pinion rack is used, possess the fixed inquiry unit of being convenient for and the advantage of being convenient for adjust the operation panel height, solved and now mostly adopted to place inquiry unit on placing the platform, then the operation, still need manual the support during operation, in order to avoid inquiring the device and remove, influence query efficiency, there is not any fixing device, the reason of height difference leads to every user to have different altitude requirement when using the operation panel, current rack does not have height-adjusting's effect, influence practical effect's problem easily.

Description

College student english contrast inquiry unit

Technical Field

The utility model relates to an inquiry unit technical field specifically is an university student english contrast inquiry unit.

Background

English is composed of 26 letters, English letters are derived from latin letters, latin letters are derived from greek letters, greek letters are evolved from fibonary letters, English is an internationally specified official language and is also the most widely used language in the world, English contains about 49 million words, about 30 million technical nouns are added, the language with the most words is provided, university students with different English comparison query devices are different in size, the query devices are placed on a placing table at present and then operated, manual holding is needed during operation, the query devices are prevented from moving, query efficiency is affected, no fixing device is provided, different height requirements of each user when the operating table is used due to the difference in height, the existing placing table does not have the function of height adjustment, and practical effects are easily affected.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an university student english contrast inquiry unit, possess the fixed inquiry unit of being convenient for and the advantage of the regulation operation panel height of being convenient for, solved present many adoption place inquiry unit placing bench, then the operation, still need manual support during the operation, in order to avoid inquiry unit to remove, influence inquiry efficiency, there is not any fixing device, the reason of height difference leads to every user to have different altitude mixture demand when using the operation panel, current rack does not have height-adjusting's effect, influence practical function's problem easily.

In order to achieve the above object, the utility model provides a following technical scheme: an English contrast inquiry device for college students comprises a placing rack and a first supporting column, wherein a first hand wheel is arranged on one side of the placing rack, a first rotating rod is fixedly connected to one side of the first hand wheel, the first rotating rod extends to an inner cavity of the placing rack and is fixedly connected with a first bevel gear, transverse rods are fixedly connected to the tops of two sides of the inner cavity of the placing rack, a rotating shaft is fixedly connected to the bottom of each transverse rod through a bearing, a second bevel gear is fixedly connected to the surface of the rotating shaft, the first bevel gear is meshed with the second bevel gear, a third bevel gear is fixedly connected to one end, away from the transverse rods, of the rotating shaft, threaded rods are fixedly connected to two sides of the inner cavity of the placing rack through bearings, a fourth bevel gear is fixedly connected to the surface of each threaded rod, the third bevel gear is meshed, one side fixedly connected with movable plate that fourth bevel gear was kept away from to the thread bush, the bottom fixedly connected with slider of movable plate, the spout that the cooperation slider used is all seted up to the both sides of rack inner chamber bottom, slider and spout sliding connection are provided with the inquiry unit body between two movable plates.

Preferably, the inner chamber of first support column is provided with the second support column, the top and the rack fixed connection of second support column, one side of first support column is provided with the second hand wheel, one side fixedly connected with second dwang of second hand wheel, the one end that the second hand wheel was kept away from to the second dwang extends to the inner chamber and the fixedly connected with gear of second support column, the inner chamber fixedly connected with pinion rack of second support column, the gear meshes with the pinion rack mutually.

Preferably, one side of the first hand wheel is provided with a first inserted bar, and the first inserted bar penetrates through the first hand wheel and extends to the inner wall of the placing frame.

Preferably, a second inserting rod is arranged on the left side of the second hand wheel, and the second inserting rod penetrates through the second hand wheel and extends to the inner wall of the first supporting column.

Preferably, the bottom of the first support column is fixedly connected with a base, and one side of the movable plate is fixedly connected with an anti-collision cotton.

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

1. the utility model discloses a first support column, first hand wheel, first dwang, first bevel gear, the horizontal pole, the axis of rotation, second bevel gear, third bevel gear, the threaded rod, fourth bevel gear, the thread bush, the movable plate, the slider, the spout, the second support column, the second hand wheel, the second dwang, the cooperation of gear and pinion rack is used, possess the fixed inquiry unit of being convenient for and the advantage of being convenient for adjust the operation panel height, solved and now mostly adopted to place inquiry unit on placing the platform, then the operation, still need manual the support during operation, in order to avoid inquiring the device and remove, influence query efficiency, there is not any fixing device, the reason of height difference leads to every user to have different altitude requirement when using the operation panel, current rack does not have height-adjusting's effect, influence practical effect's problem easily.

2. The utility model discloses a set up first bevel gear and second bevel gear, can be convenient for first rotation pole can drive the axis of rotation when rotating and rotate, when avoiding first hand wheel to drive first rotation pole and rotate, the unable pivoted condition of axis of rotation, through setting up second bevel gear and third bevel gear, the axis of rotation threaded rod can rotate when rotating of can being convenient for, the unable pivoted condition of threaded rod when avoiding the axis of rotation to rotate, through setting up gear and pinion rack, can be convenient for drive the second support column and reciprocate.

Drawings

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

FIG. 2 is a partial sectional view of the structure of the present invention;

fig. 3 is an enlarged view of a in fig. 1 according to the present invention.

In the figure: 1. placing a rack; 2. a first support column; 3. a first hand wheel; 4. a first rotating lever; 5. a first bevel gear; 6. a cross bar; 7. a rotating shaft; 8. a second bevel gear; 9. a third bevel gear; 10. a threaded rod; 11. a fourth bevel gear; 12. a threaded sleeve; 13. moving the plate; 14. a slider; 15. a chute; 16. querying a device body; 17. a second support column; 18. a second hand wheel; 19. a second rotating lever; 20. a gear; 21. a toothed plate; 22. a first plunger; 23. a second plunger.

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. 1-3, an english comparison query device for college students comprises a rack 1 and a first support column 2, wherein a first hand wheel 3 is disposed on one side of the rack 1, a first rotating rod 4 is fixedly connected to one side of the first hand wheel 3, the first rotating rod 4 extends to an inner cavity of the rack 1 and is fixedly connected with a first bevel gear 5, a cross rod 6 is fixedly connected to the top of each of two sides of the inner cavity of the rack 1, a rotating shaft 7 is fixedly connected to the bottom of the cross rod 6 through a bearing, a second bevel gear 8 is fixedly connected to the surface of the rotating shaft 7, the first bevel gear 5 and the second bevel gear 8 are disposed to facilitate the rotation of the rotating shaft 7 by the first rotating rod 4, so as to avoid the situation that the rotating shaft 7 cannot rotate when the first rotating rod 4 is driven by the first hand wheel 3, the first bevel gear 5 is engaged with the second bevel gear 8, and a third bevel gear 9, through the arrangement of the second bevel gear 8 and the third bevel gear 9, the threaded rod 10 can rotate when the rotating shaft 7 rotates, the situation that the threaded rod 10 cannot rotate when the rotating shaft 7 rotates is avoided, the threaded rod 10 is fixedly connected to two sides of an inner cavity of the rack 1 through bearings, the fourth bevel gear 11 is fixedly connected to the surface of the threaded rod 10, the third bevel gear 9 is meshed with the fourth bevel gear 11, the threaded sleeve 12 is connected to the surface of the threaded rod 10 in a threaded manner, the movable plate 13 is fixedly connected to one side, away from the fourth bevel gear 11, of the threaded sleeve 12, the sliding block 14 is fixedly connected to the bottom of the movable plate 13, sliding grooves 15 matched with the sliding block 14 are formed in two sides of the bottom of the inner cavity of the rack 1, the sliding block 14 is connected with the sliding grooves 15 in a sliding manner, an inquiry device body 16 is arranged between the two movable plates 13, the inner cavity, one side of the first support column 2 is provided with a second hand wheel 18, one side of the second hand wheel 18 is fixedly connected with a second rotating rod 19, one end, far away from the second hand wheel 18, of the second rotating rod 19 extends to an inner cavity of the second support column 17 and is fixedly connected with a gear 20, the inner cavity of the second support column 17 is fixedly connected with a toothed plate 21, the second support column 17 can be conveniently driven to move up and down through arrangement of the gear 20 and the toothed plate 21, the gear 20 is meshed with the toothed plate 21, one side of the first hand wheel 3 is provided with a first inserted bar 22, the first inserted bar 22 penetrates through the first hand wheel 3 and extends to the inner wall of the placement frame 1, the left side of the second hand wheel 18 is provided with a second inserted bar 23, the second inserted bar 23 penetrates through the second hand wheel 18 and extends to the inner wall of the first support column 2, the bottom of the first support column 2 is fixedly connected with a base, one side of the first movable, First hand wheel 3, first pivot pole 4, first bevel gear 5, horizontal pole 6, axis of rotation 7, second bevel gear 8, third bevel gear 9, threaded rod 10, fourth bevel gear 11, thread bush 12, movable plate 13, slider 14, spout 15, second support column 17, second hand wheel 18, second pivot pole 19, gear 20 and pinion rack 21's cooperation is used, possess the advantage of being convenient for fix inquiry unit and be convenient for adjust the operation panel height, solved and adopted now mostly to place inquiry unit on placing the platform, then operate, still need manual support during the operation, in order to avoid inquiry unit to remove, influence inquiry efficiency, there is not any fixing device, the reason of height difference leads to every user to have different height requirement when using the operation panel, current rack does not have height-adjusting's effect, influence practical effect easily.

When the inquiring device is used, the inquiring device body 16 is placed on the placing rack 1, the first hand wheel 3 is rotated to drive the first rotating rod 4 to rotate, the first rotating rod 4 is rotated to drive the first bevel gear 5 to rotate, the first bevel gear 5 is rotated to drive the second bevel gear 8 to rotate, the second bevel gear 8 is rotated to drive the rotating shaft 7 to rotate, the rotating shaft 7 is rotated to drive the third bevel gear 9 to rotate, the third bevel gear 9 is rotated to drive the fourth bevel gear 11 to rotate, the fourth bevel gear 11 is rotated to drive the threaded rod 10 to rotate, the threaded rod 10 is rotated to drive the threaded sleeve 12 to move, the threaded sleeve 12 moves to drive the moving plate 13 to move, the moving plate 13 moves to clamp and fix the inquiring device body 16, and finally the first hand wheel 3 is limited through the first inserted link 22, when the height of the placing rack 1 needs to be adjusted, the second hand wheel 18 is rotated, second dwang 19 rotates and drives gear 20 and rotates, and gear 20 rotates and drives pinion rack 21 and removes, and pinion rack 21 removes and drives second support column 17 and reciprocate, adjusts to suitable high back, carries out spacing fixed can to second hand wheel 18 through second inserted bar 23.

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 an university student's english contrast inquiry unit, includes rack (1) and first support column (2), its characterized in that: one side of the rack (1) is provided with a first hand wheel (3), one side of the first hand wheel (3) is fixedly connected with a first rotating rod (4), the first rotating rod (4) extends to the inner cavity of the rack (1) and is fixedly connected with a first bevel gear (5), the tops of two sides of the inner cavity of the rack (1) are fixedly connected with a cross rod (6), the bottom of the cross rod (6) is fixedly connected with a rotating shaft (7) through a bearing, the surface of the rotating shaft (7) is fixedly connected with a second bevel gear (8), the first bevel gear (5) is meshed with the second bevel gear (8), one end of the rotating shaft (7), far away from the cross rod (6), is fixedly connected with a third bevel gear (9), two sides of the inner cavity of the rack (1) are fixedly connected with a threaded rod (10) through a bearing, the surface of the threaded rod (10) is, third bevel gear (9) and fourth bevel gear (11) mesh mutually, the surperficial threaded connection of threaded rod (10) has thread bush (12), one side fixedly connected with movable plate (13) of fourth bevel gear (11) are kept away from in thread bush (12), bottom fixedly connected with slider (14) of movable plate (13), spout (15) that cooperation slider (14) used are all seted up to the both sides of rack (1) inner chamber bottom, slider (14) and spout (15) sliding connection are provided with inquiry unit body (16) between two movable plates (13).

2. The college student english comparison inquiry unit of claim 1, characterized in that: the inner chamber of first support column (2) is provided with second support column (17), the top and rack (1) fixed connection of second support column (17), one side of first support column (2) is provided with second hand wheel (18), one side fixedly connected with second dwang (19) of second hand wheel (18), the one end that second hand wheel (18) were kept away from in second dwang (19) extends to the inner chamber and the fixedly connected with gear (20) of second support column (17), the inner chamber fixedly connected with pinion rack (21) of second support column (17), gear (20) mesh with pinion rack (21).

3. The college student english comparison inquiry unit of claim 1, characterized in that: one side of the first hand wheel (3) is provided with a first inserted bar (22), and the first inserted bar (22) penetrates through the first hand wheel (3) and extends to the inner wall of the placing frame (1).

4. The college student english comparison inquiry unit of claim 2, characterized in that: the left side of second hand wheel (18) is provided with second inserted bar (23), second inserted bar (23) run through second hand wheel (18) and extend to the inner wall of first support column (2).

5. The college student english comparison inquiry unit of claim 1, characterized in that: the bottom of the first supporting column (2) is fixedly connected with a base, and one side of the moving plate (13) is fixedly connected with anti-collision cotton.

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