CN218683380U

CN218683380U - Multifunctional folding card placing rack

Info

Publication number: CN218683380U
Application number: CN202222963352.XU
Authority: CN
Inventors: 龚晓红
Original assignee: Jinta Vocational Education Center
Current assignee: Jinta Vocational Education Center
Priority date: 2022-11-08
Filing date: 2022-11-08
Publication date: 2023-03-24
Anticipated expiration: 2032-11-08

Abstract

The utility model discloses a multifunctional folding card placing rack, which belongs to the technical field of English learning auxiliary equipment, and comprises a hollow rack body, wherein a lifting component is arranged in the rack body, an installation block is installed through the lifting component, a rotating rod is installed on the installation block in a rotating way, a hand wheel is fixedly installed at the top end of the rotating rod, the outer surface of the rotating rod is provided with two sliding sleeves, the sliding sleeves slide on the outer surface of the rotating rod, the sliding sleeves are fixedly installed on the outer surface of the rotating rod, the outer surfaces of the two sliding sleeves are respectively hinged with a plurality of hinge rods, and one ends of the two hinge rods, which are positioned in the same vertical plane and are close to each other, are hinged with the same installing rack; the bull stick rotates and drives the mounting bracket through the hinge bar and rotates to can carry out the multi-angle show to fixing the card on the mounting bracket, the student of the different positions department of being convenient for learns, and the function is various, convenient to use, and application scope is wide.

Description

Multifunctional folding card placing rack

Technical Field

The utility model belongs to the technical field of english study auxiliary assembly, concretely relates to multi-functional foldable card rack.

Background

In the current society, as the globalization process is continuously accelerated, people around the world exchange more and more commonly, english is used as a world universal language, and more attention is paid to English education and learning, so that a vivid word card is used in English education and learning at present to facilitate learners to understand and learn.

Present card rack is mostly just with the rack subregion then with different card correspondence place in different subregions, does not possess regulatory function, and unable multi-angle demonstrates the card of placing, and the classmate of different positions department of body department also differs to some extent because apart from the rack angle difference, and is far and near different, watches the learning effect, and the function is single, and the effect is not good.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multi-functional foldable card rack to it is mostly just to place the rack subregion then with different card correspondences in different subregions to put forward present card rack in solving above-mentioned background art, does not possess regulatory function, and unable multi-angle demonstrates the card of placing, and the classmates of different positions department of body department are because different apart from the rack angle, and the distance is different, watches the study effect and also differs to some extent, and the function is single, the not good problem of effect.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a multi-functional foldable card rack, includes inside hollow support body, be provided with lifting unit in the support body and install the installation piece through lifting unit, rotate on the installation piece and install the bull stick, the top fixed mounting of bull stick has the hand wheel, the surface of bull stick is provided with two sliding sleeves, the top the sliding sleeve slides at the surface of bull stick, the below sliding sleeve fixed mounting all articulates at the surface of bull stick, and the surface of two sliding sleeves all has a plurality of hinge bar, is located two in same vertical plane the one end that the hinge bar is close to each other articulates there is same mounting bracket, the equal symmetry of opposite face of mounting bracket inner wall is provided with a plurality of spring, with a plurality of in the same side the tip fixed mounting of spring has same grip block.

By adopting the scheme, the rotating rod, the sliding sleeve, the hinge rod, the mounting frame, the springs, the clamping blocks and the telescopic rod are arranged, the cards with different sizes placed between the two clamping blocks can be clamped and fixed in a self-adaptive mode by utilizing the elasticity of the springs on the two sides of the mounting frame, the cards with different sizes can be placed conveniently, the rotating hand wheel is rotated to drive the rotating rod to rotate, and the rotating rod rotates to drive the mounting frame to rotate through the hinge rod, so that the cards fixed on the mounting frame can be displayed in multiple angles, students at different positions can learn conveniently, the functions are various, the use is convenient, and the application range is wide; the top sliding sleeve slides to drive the mounting frame to move through the top hinged rod and the lower hinged rod in a matching manner, so that the mounting frame can be folded and collected together, and the folding and the storage are facilitated.

As a preferred embodiment, the lifting assembly includes a rotating shaft rotatably mounted on the frame body, two vertically-arranged connecting shafts are rotatably mounted on the frame body, worm wheels are fixedly mounted on the outer surfaces of the connecting shafts, worms meshed with the worm wheels are fixedly mounted on the rotating shaft, threaded rods are fixedly mounted at the top ends of the connecting shafts, a same moving block is mounted on the outer surface of each threaded rod in a threaded manner, a plurality of connecting rods are fixedly mounted on the upper surfaces of the moving blocks, the mounting blocks are fixedly mounted on the top ends of the connecting rods, and one end of the rotating shaft extends out of the frame body and is fixed with a turntable.

By adopting the scheme, the rotary table is rotated to drive the rotary shaft to rotate, the rotary shaft is rotated to drive the connecting shaft and the threaded rod to rotate through the worm and the worm wheel, the two threaded rods rotate to drive the moving block to move and drive the installation block to move through the connecting rod, so that the height of the card display can be adjusted, and the practicability of the device is enhanced.

As a preferred embodiment, the top end of the threaded rod is rotatably provided with a limiting plate, and the limiting plate is fixedly connected with the frame body on the same side.

By adopting the scheme, the movement of the moving block is limited by arranging the limiting plate, and the moving block is prevented from falling off from the threaded rod when moving upwards on the threaded rod.

As a preferred embodiment, a positioning screw is installed on the outer surface of the upper sliding sleeve in a threaded manner, and a plurality of positioning holes matched with the positioning screw are formed in the rotating rod.

By adopting the scheme, when the sliding upper sliding sleeve adjusts the mounting frame to a proper position, the position of the upper sliding sleeve is locked in the positioning hole in the shape of the positioning screw in, the fixation of the position of the upper sliding sleeve is ensured, and the stability of the device is improved.

As a preferred embodiment, a telescopic rod is arranged inside the spring, and two ends of the telescopic rod are respectively and fixedly connected with the clamping block on the same side and the inner wall of the mounting frame.

By adopting the scheme, the spring is supported and limited by the telescopic rod, so that the spring is prevented from being inclined in the telescopic process and the fixing effect is reduced.

In a preferred embodiment, the opposite surfaces of the two clamping blocks are provided with grooves.

By adopting the scheme, the groove is formed, so that the card can be conveniently taken and placed.

As a preferred embodiment, a writing board is mounted on one side of the frame body.

By adopting the scheme, the writing board is arranged to be convenient for writing in cooperation with the card, and the learning effect is verified.

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

the multifunctional folding card placing rack is provided with the rotating rod, the sliding sleeve, the hinge rod, the mounting rack, the springs, the clamping blocks and the telescopic rod, the cards with different sizes placed between the two clamping blocks can be clamped and fixed in a self-adaptive mode by utilizing the elasticity of the springs on the two sides of the mounting rack, the cards with different sizes can be placed conveniently, the rotating hand wheel drives the rotating rod to rotate, the rotating rod rotates to drive the mounting rack to rotate through the hinge rod, and therefore the cards fixed on the mounting rack can be displayed in multiple angles, students at different positions can learn conveniently, the multifunctional folding card placing rack is multifunctional, convenient to use and wide in application range;

according to the multifunctional folding card placing rack, the lifting assembly, the sliding sleeve and the hinge rod are arranged, the upper sliding sleeve slides through the upper hinge rod and is matched with the lower hinge rod to drive the mounting rack to move, so that the mounting rack can be folded and gathered together, the folding and the storage are convenient, the rotating turntable is rotated to drive the rotating shaft to rotate, the rotating shaft rotates to drive the connecting shaft and the threaded rods to rotate through the worm and the worm wheel, the two threaded rods rotate to drive the moving block to move and drive the mounting block to move through the connecting rod, so that the height of a card display can be adjusted, and the practicability of the device is enhanced;

this multi-functional foldable card rack is through setting up set screw and locating hole, when the mounting bracket was adjusted to suitable position to the top sliding sleeve that slides, locks the position of top sliding sleeve in the locating hole of set screw in shape, guarantees the fixed of top sliding sleeve position, increases the stability of device.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is another angle structure diagram of the mounting block of the present invention;

fig. 3 is a schematic view of another angle structure of the mounting bracket of the present invention;

FIG. 4 is a schematic view of the cross-sectional structure of the frame body of the present invention;

fig. 5 is a schematic structural view of the positioning screw of the present invention.

In the figure: 1. a frame body; 2. a lifting assembly; 201. a rotating shaft; 202. a connecting shaft; 203. a worm gear; 204. a worm; 205. a threaded rod; 206. a moving block; 207. a connecting rod; 208. a limiting plate; 3. mounting blocks; 4. a rotating rod; 5. a sliding sleeve; 6. a hinged lever; 7. a mounting frame; 8. a spring; 9. a clamping block; 10. a set screw; 11. a telescopic rod; 12. a writing board.

Detailed Description

Please refer to fig. 1-5, the utility model provides a multi-functional foldable card rack, including inside hollow support body 1, be provided with lifting unit 2 in the support body 1 and install installation piece 3 through lifting unit 2, it has bull stick 4 to rotate on the installation piece 3, the top fixed mounting of bull stick 4 has the hand wheel, the surface of bull stick 4 is provided with two sliding sleeves 5, top sliding sleeve 5 slides at the surface of bull stick 4, below sliding sleeve 5 fixed mounting is at the surface of bull stick 4, two sliding sleeve 5's surface all articulates there is a plurality of hinge bar 6, the one end that two hinge bar 6 that are located same vertical plane are close to each other articulates there is same mounting bracket 7, the equal symmetry of opposite face of mounting bracket 7 inner wall is provided with a plurality of spring 8, there is same grip block 9 with the tip fixed mounting of a plurality of spring 8, mounting bracket 7 both sides spring 8's elasticity can carry out the self-adaptation centre gripping to the not equidimension card of placing between two grip blocks 9 and fix, be convenient for place not equidimension's card 4 rotation, bull stick 4 rotates through the rotation of mounting bracket 6 and drive mounting bracket 7 rotation, thereby can show the card 7 that the cooperation of the different angle of the slip of the sliding sleeve 5, thereby be convenient for student's side of folding sliding sleeve 7, thereby the slip is taken in the upper side of the slip and take in the slip of the sliding sleeve 5, the upper side of the sliding sleeve 7.

Wherein, lifting unit 2 is including rotating the axis of rotation 201 of installing on support body 1, it installs two vertical connecting axles 202 of laying to rotate on support body 1, the equal fixed mounting in surface of connecting axle 202 has worm wheel 203, fixed mounting has worm 204 with worm wheel 203 engaged with on the axis of rotation 201, the top fixed mounting of connecting axle 202 has threaded rod 205, same movable block 206 is installed to the surface screw thread of two threaded rods 205, the last fixed surface of movable block 206 installs a plurality of connecting rod 207, installation piece 3 fixed mounting is on the top of a plurality of connecting rod 207, the one end of axis of rotation 201 extends to support body 1 outside and is fixed with the carousel, it rotates axis of rotation 201 to rotate the carousel, axis of rotation 201 rotates and drives connecting axle 202 and threaded rod 205 through worm 204 and worm wheel 203 and rotates, two threaded rods 205 rotate and drive movable block 206 and move and drive installation piece 3 through connecting rod 207 and move, thereby can adjust the height of card show, the practicality of device has been strengthened.

Wherein, the top of threaded rod 205 rotates installs limiting plate 208, and limiting plate 208 and the support body 1 fixed connection of homonymy, and limiting plate 208 carries out spacingly to the motion of movable block 206, and it drops from threaded rod 205 to avoid movable block 206 to go up the upward movement on threaded rod 205.

Wherein, set screw 10 is installed to the surface screw thread of top sliding sleeve 5, has seted up the locating hole that a plurality of and set screw 10 cooperation were used on the bull stick 4, when the mounting bracket 7 was adjusted to suitable position to the top sliding sleeve 5 that slides, locks the position of top sliding sleeve 5 in the locating hole of set screw 10 screw in shape, guarantees the fixed of 5 positions of top sliding sleeve, increases the stability of device.

Wherein, spring 8's inside is provided with telescopic link 11, and telescopic link 11's both ends respectively with the grip block 9 and the 7 inner wall fixed connection of mounting bracket of homonymy, telescopic link 11 supports spacingly spring 8, avoids spring 8 to take place crooked and reduce fixed effect at flexible in-process.

Wherein, all set up flutedly on the opposite face of two grip blocks 9, be convenient for getting of card take, place.

Wherein, clipboard 12 is installed to one side of support body 1, and the exercise is write to the cooperation card of being convenient for, verifies the learning effect.

When using, the carousel drives axis of rotation 201 and rotates, axis of rotation 201 rotates and drives connecting axle 202 and threaded rod 205 rotation through worm 204 and worm wheel 203, two threaded rods 205 rotate and drive the motion of movable block 206 and drive installation piece 3 motion through connecting rod 207, highly adjust so that obtain suitable show height mounting bracket 7, screw out set screw 10 from original locating hole, then 5 top sliding sleeves 5 of sliding sleeve, top sliding sleeves 5 slide through top articulated rod 6 and cooperate below articulated rod 6 to drive mounting bracket 7 motion, thereby can open a plurality of mounting bracket 7, after 7 position adjustment finishes, lock the position of set screw 10 screw in the locating hole of shape to top sliding sleeve 5, guarantee the fixed of 5 positions of top sliding sleeve, then place the both ends of card respectively in the recess on two

grip blocks

9, 7 both sides of mounting bracket spring 8 utilize self elasticity can carry out the self-adaptation centre gripping to placing the card of equidimension not between two grip blocks 9 and fix, finally, it rotates to rotate drive bull stick 4 and rotate through articulated rod 6 drive mounting bracket 7, thereby can fix the card on mounting bracket 7 on the show hand wheel, the wide and various student's of suitable for learning scope, the multi-angle learning range is convenient for students.

Claims

1. The utility model provides a multi-functional foldable card rack which characterized in that: including inside hollow support body (1), be provided with lifting unit (2) in support body (1) and install installation piece (3) through lifting unit (2), rotation is installed on installation piece (3) and bull stick (4), the top fixed mounting of bull stick (4) has the hand wheel, the surface of bull stick (4) is provided with two sliding sleeves (5), the top sliding sleeve (5) slide at the surface of bull stick (4), the below sliding sleeve (5) fixed mounting is at the surface of bull stick (4), and the surface of two sliding sleeves (5) all articulates there is a plurality of hinge bar (6), is located two in same vertical plane the one end that hinge bar (6) are close to each other articulates there is same mounting bracket (7), the equal symmetry of opposite face of mounting bracket (7) inner wall is provided with a plurality of spring (8), with a plurality of same side the tip fixed mounting of spring (8) has same grip block (9).

2. A multi-function foldable card holder according to claim 1, wherein: lifting unit (2) are including rotating axis of rotation (201) of installing on support body (1), rotate on support body (1) and install two vertical connecting axles (202) of laying, the equal fixed mounting in surface of connecting axle (202) has worm wheel (203), fixed mounting has worm (204) with worm wheel (203) engaged with on axis of rotation (201), the top fixed mounting of connecting axle (202) has threaded rod (205), two same movable block (206) is installed to the surface screw thread of threaded rod (205), the last fixed surface of movable block (206) installs a plurality of connecting rod (207), installation piece (3) fixed mounting is on the top of a plurality of connecting rod (207), the one end of axis of rotation (201) extends to support body (1) outside and is fixed with the carousel.

3. A multi-function foldable card holder according to claim 2, wherein: the top end of the threaded rod (205) is rotatably provided with a limiting plate (208), and the limiting plate (208) is fixedly connected with the frame body (1) on the same side.

4. A multi-function foldable card holder according to claim 1, wherein: the upper portion the external surface screw thread of sliding sleeve (5) is installed set screw (10), set up a plurality of locating hole that uses with set screw (10) cooperation on bull stick (4).

5. A multi-function foldable card holder according to claim 1, wherein: the inside of spring (8) is provided with telescopic link (11), the both ends of telescopic link (11) respectively with grip block (9) and mounting bracket (7) inner wall fixed connection of homonymy.

6. A multi-function foldable card holder according to claim 1, wherein: grooves are formed in the opposite surfaces of the two clamping blocks (9).

7. A multi-function foldable card holder according to claim 1, characterized in that: a writing board (12) is installed on one side of the frame body (1).