CN219856566U

CN219856566U - Examination paper clamping device

Info

Publication number: CN219856566U
Application number: CN202320854311.9U
Authority: CN
Inventors: 尹传倩
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-04-17
Filing date: 2023-04-17
Publication date: 2023-10-20
Anticipated expiration: 2033-04-17

Abstract

The utility model discloses a test paper clamping device which comprises a clamping mechanism, a protection mechanism and a connecting mechanism, wherein the clamping mechanism is used for clamping test papers; the protection mechanism is detachably arranged on the clamping mechanism and used for protecting examination papers clamped by the clamping mechanism; the connecting mechanism is connected with the clamping mechanism, and the connecting mechanism comprises a connecting plate with a limiting chute on the side wall, a second clamping plate with one end extending to the limiting chute and a driving piece for driving the second clamping plate to move up and down, wherein a first transverse plate and a second transverse plate are respectively arranged on the side wall of the connecting plate, the limiting chute is positioned between the first transverse plate and the second transverse plate, and the traditional examination paper clamping device is replaced, so that the problem that examination papers are scraped by students who walk and clamped on the side wall of a desk easily and then drop or even damage the examination papers is caused.

Description

Examination paper clamping device

Technical Field

The utility model relates to the technical field of clamping devices, in particular to an examination paper clamping device.

Background

In the daily learning process of students, because the courses are more, the students can often take the examination, so the students can generate more examination papers, the examination papers need to be saved for conveniently reviewing the examination paper contents of the examination papers, a small amount of examination papers are clamped or clamped in the textbook, when the examination papers of the same department purpose are more, one clamp or textbook cannot be clamped, a plurality of clamps are required to be used for clamping, and more examination papers can occupy larger space on a desk, so that the places where the students read books and write are smaller, and the comfort of the students is affected.

For example, application number: CN201821030579.6 patent discloses a test paper clamping device, which comprises a hanging device, a fixing device, a connecting device, a roll pressing device and a locking device, wherein the hanging device comprises an upper baffle plate and a hanging plate, a sliding block is arranged on the hanging plate, the roll pressing device is connected with the hanging plate, the roll pressing device is provided with the locking device, the locking device is matched with the hanging plate, the fixing device comprises an upper clamping plate and a connecting plate, the upper clamping plate is vertically connected with the connecting plate, a hanging groove is formed in one side of the connecting plate, the sliding block is matched with the hanging groove, a lower clamping plate is arranged on the other side of the connecting plate, and the connecting device is connected with the lower clamping plate; through designing a great book device that presses of accommodation, can once only centre gripping more examination paper, can be in the same place the whole centre gripping of examination paper of same subject, hang the examination paper that the centre gripping is good in one side of desk through the cooperation of linkage with fixing device, solved the examination paper and occupy the big problem in desk space.

But this patent also has the following drawbacks: although this patent hangs the roll device of centre gripping paper in one side of desk, has solved the problem of occupation desk space behind the more paper of student by clip centre gripping, because the paper is located the lateral wall of desk, does not have the safeguard measure, scrapes the paper easily when the student walked between the class, and then leads to the paper to drop even damaged, is unfavorable for the save of paper.

Disclosure of Invention

This section is intended to outline some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description of the utility model and in the title of the utility model, which may not be used to limit the scope of the utility model.

Therefore, the utility model aims to provide the examination paper clamping device which replaces the traditional examination paper clamping device, and the problem that the examination paper is easy to scratch by a walking student when clamped on the side wall of a desk, so that the examination paper falls off or even is damaged is avoided.

In order to solve the technical problems, according to one aspect of the present utility model, the following technical solutions are provided:

an examination paper clamping device, comprising:

the clamping mechanism is used for clamping the examination paper;

the protection mechanism is detachably arranged on the clamping mechanism and is used for protecting the examination paper clamped by the clamping mechanism;

the connecting mechanism is connected with the clamping mechanism and comprises a connecting plate with a limiting chute on the side wall, a second clamping plate with one end extending into the limiting chute and a driving piece for driving the second clamping plate to move up and down, wherein a first transverse plate and a second transverse plate are respectively arranged on the side wall of the connecting plate, and the limiting chute is located between the first transverse plate and the second transverse plate.

As a preferable scheme of the examination paper clamping device, the clamping mechanism comprises a mounting plate, a screw rod, a sliding rod and a first clamping plate, wherein the screw rod is positioned on the side wall of the mounting plate, the end part of the screw rod is provided with a first knob, the sliding rod is positioned on the side wall of the mounting plate, and the first clamping plate is respectively sleeved on the screw rod and the sliding rod.

As a preferable scheme of the examination paper clamping device, a slot is formed in the bottom of the first clamping plate;

the protection mechanism is a protection plate inserted in the slot.

As a preferable scheme of the examination paper clamping device, clamping grooves are formed in two sides of the inner wall of the slot, and movable extrusion pieces are arranged in the clamping grooves;

the holding grooves are formed in the two sides of the protection plate, springs are arranged on the inner walls of the holding grooves, and clamping blocks which extend out of the holding grooves and correspond to the clamping grooves are connected to one ends, away from the holding grooves, of the springs.

As a preferable scheme of the examination paper clamping device, the movable extrusion piece comprises a connecting rod movably inserted into the side wall of the clamping groove, a movable block positioned in the clamping groove and connected with the connecting rod, and an extrusion block positioned outside the first clamping plate and connected with one end of the side wall, far away from the movable block, of the connecting rod.

As a preferable mode of the examination paper clamping device, the driving piece comprises a threaded column penetrating through the top of the first transverse plate and movably connected with the top of the second clamping plate, and a second knob located at the top of the threaded column.

Compared with the prior art, the examination paper clamping device has the beneficial effects that the examination paper clamping device fixes the examination paper clamped on the clamping mechanism on one side of the desk through the connecting mechanism, and the examination paper clamped on one side of the desk is protected through the protecting mechanism, so that the traditional examination paper clamping device is replaced, and the problem that the examination paper is easily scraped by a student who moves and clamped on the side wall of the desk, and further falls or even is damaged is avoided.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following detailed description of the embodiments of the present utility model will be given with reference to the accompanying drawings, which are to be understood as merely some embodiments of the present utility model, and from which other drawings can be obtained by those skilled in the art without inventive faculty. Wherein:

FIG. 1 is a schematic view of a test paper holding device according to the present utility model;

FIG. 2 is a structural exploded view of an examination paper holding device of the present utility model;

FIG. 3 is a cross-sectional view of a first clamping plate of the examination paper clamping device of the present utility model;

fig. 4 is a cross-sectional view of a protection mechanism of the examination paper clamping device of the present utility model.

In the figure: 100. a clamping mechanism; 110. a mounting plate; 120. a screw rod; 120a, a first knob; 130. a slide rod; 140. a first clamping plate; 140a, slots; 140b, a clamping groove; 140c, a movable extrusion; 140c-1, connecting rods; 140c-2, a movable block; 140c-3, extrusion block; 200. a protection mechanism; 210. a receiving groove; 210a, springs; 210b, a clamping block; 300. a connecting mechanism; 310. a connecting plate; 310a, a first cross plate; 310b, a second cross plate; 310c, limiting sliding grooves; 320. a second clamping plate; 330. a driving member; 330a, threaded rod; 330b, a second knob.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to the appended drawings.

Next, the present utility model will be described in detail with reference to the drawings, wherein the sectional view of the device structure is not partially enlarged to general scale for the convenience of description, and the drawings are only examples, which should not limit the scope of the present utility model. In addition, the three-dimensional dimensions of length, width and depth should be included in actual fabrication.

For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, embodiments of the present utility model will be described in further detail below with reference to the accompanying drawings.

The utility model provides an examination paper clamping device, which replaces the traditional examination paper clamping device, and avoids the problems that the examination paper is easily scraped by a walking student when clamped on the side wall of a desk, and further falls off or even is damaged.

Fig. 1 to fig. 4 are schematic structural views of an examination paper clamping device according to the present utility model, and fig. 1 to fig. 4 are detailed descriptions of the examination paper clamping device.

Example 1

Referring to fig. 1 to 4, the present utility model discloses an examination paper clamping device, the main body of which comprises a clamping mechanism 100, a protection mechanism 200 and a connecting mechanism 300.

The clamping mechanism 100 is used for clamping examination papers, so that the examination papers can be conveniently stored;

in this embodiment, the clamping mechanism 100 includes a mounting plate 110, a screw rod 120 located on a side wall of the mounting plate 110 and having a first knob 120a at an end portion, a slide rod 130 located on a side wall of the mounting plate 110, and a first clamping plate 140 respectively sleeved on the screw rod 120 and the slide rod 130, when the examination paper needs to be clamped, the examination paper is placed between the first clamping plate 140 and the mounting plate 110, the screw rod 120 is driven to rotate by rotating the first knob 120a, and at this time, the first clamping plate 140 moves along the screw rod 120 and the slide rod 130 under the limiting action of the slide rod 130, so that the examination paper is clamped by matching the first clamping plate 140 and the mounting plate 110;

in this embodiment, a slot 140a is formed at the bottom of the first clamping plate 140 for facilitating insertion of the protection plate;

in this embodiment, two sides of the inner wall of the slot 140a are provided with a clamping groove 140b for matching with the clamping block 210b, so as to facilitate the clamping of the protection board in the slot 140a, and a movable extrusion 140c is arranged in the clamping groove 140b for pushing the clamping block 210b out of the clamping groove 140b when the protection board needs to be disassembled;

in this embodiment, the movable extrusion 140c includes a connecting rod 140c-1 movably inserted into the side wall of the clamping groove 140b, a movable block 140c-2 located in the clamping groove 140b and connected to the connecting rod 140c-1, and an extrusion block 140c-3 located outside the first clamping plate 140 and connected to an end of the side wall of the connecting rod 140c-1 away from the movable block 140c-2, wherein the extrusion block 140c-3 is pressed to drive the connecting rod 140c-1 and the movable block 140c-2 to move in the clamping groove 140 b.

The protection mechanism 200 is detachably mounted on the clamping mechanism 100, and is used for protecting the examination paper clamped by the clamping mechanism 100, so that the examination paper is prevented from being scraped or damaged by students walking back and forth;

in this embodiment, the protection mechanism 200 is a protection board inserted into the slot 140a, and is used for shielding and protecting the outer side of the test paper clamped on the clamping mechanism 100;

in this embodiment, the two sides of the protection board are provided with the accommodating groove 210 for storing the spring 210a and the clamping block 210b, the inner wall of the accommodating groove 210 is provided with the spring 210a, one end of the spring 210a away from the accommodating groove 210 is connected with the clamping block 210b extending out of the accommodating groove 210 and corresponding to the clamping groove 140b, when the protection board is inserted into the slot 140a, the side wall of the clamping block 210b is extruded and contracted into the accommodating groove 210 by the side wall of the slot 140a, at this moment, the spring 210a is compressed, when the position of the clamping block 210b is overlapped with the clamping groove 140b, the spring 210a resets to spring the clamping block 210b into the clamping groove 140b, thereby completing the installation of the protection board.

The connecting mechanism 300 is connected with the clamping mechanism 100, and is used for fixing the clamping mechanism 100 on one side of a desk, further fixing a test paper clamped on the clamping mechanism 100 on one side of the desk, the connecting mechanism 300 comprises a connecting plate 310 with a limiting chute 310c on the side wall, a second clamping plate 320 with one end extending into the limiting chute 310c and a driving piece 330 for driving the second clamping plate 320 to move up and down, the side wall of the connecting plate 310 is respectively provided with a first transverse plate 310a and a second transverse plate 310b, the driving piece 330 works to drive the second clamping plate 320 to move, and then the second transverse plate 310b is matched to clamp the whole connecting mechanism 300 on the side wall of the surface of the desk, wherein the limiting chute 310c is positioned between the first transverse plate 310a and the second transverse plate 310b, and is used for facilitating the second clamping plate 320 to be matched with the second transverse plate 310b to clamp the side wall of the desk;

in this embodiment, the driving member 330 includes a threaded column 330a movably connected to the top of the second clamping plate 320 and passing through the top of the first transverse plate 310a, and a second knob 330b positioned on the top of the threaded column 330a, and the second knob 330b is rotated to drive the threaded column 330a to move up and down, so as to drive the second clamping plate 320 to move up and down along the limiting chute 310c, so as to facilitate the disassembly and assembly between the connecting mechanism 300 and the desk.

In this embodiment, the specific usage flow is as follows: when the examination paper needs to be clamped and stored, the clamping mechanism 100 is arranged on one side of the desk through the connecting mechanism 300, then the examination paper is clamped and fixed through the clamping mechanism 100, the outside of the examination paper clamped on the clamping mechanism 100 is shielded and protected through the protecting mechanism 200, and then the examination paper on one side of the desk cannot be touched when a student walks, so that the examination paper is prevented from being scraped or damaged.

Although the utility model has been described hereinabove with reference to embodiments, various modifications thereof may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the features of the disclosed embodiments may be combined with each other in any manner as long as there is no structural conflict, and the exhaustive description of these combinations is not given in this specification merely for the sake of omitting the descriptions and saving resources. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims

1. An examination paper clamping device, characterized by comprising:

a clamping mechanism (100) for clamping the examination paper;

the protection mechanism (200) is detachably arranged on the clamping mechanism (100) and is used for protecting the examination paper clamped by the clamping mechanism (100);

the connecting mechanism (300) is connected with the clamping mechanism (100), the connecting mechanism (300) comprises a connecting plate (310) with a limiting chute (310 c) on the side wall, a second clamping plate (320) with one end extending into the limiting chute (310 c) and a driving piece (330) for driving the second clamping plate (320) to move up and down, a first transverse plate (310 a) and a second transverse plate (310 b) are respectively arranged on the side wall of the connecting plate (310), and the limiting chute (310 c) is located between the first transverse plate (310 a) and the second transverse plate (310 b).

2. The examination paper clamping device according to claim 1, wherein the clamping mechanism (100) comprises a mounting plate (110), a screw rod (120) located on the side wall of the mounting plate (110) and provided with a first knob (120 a) at the end, a sliding rod (130) located on the side wall of the mounting plate (110), and a first clamping plate (140) sleeved on the screw rod (120) and the sliding rod (130) respectively.

3. The examination paper clamping device according to claim 2, wherein the bottom of the first clamping plate (140) is provided with a slot (140 a);

the protection mechanism (200) is a protection plate inserted in the slot (140 a).

4. The examination paper clamping device according to claim 3, wherein clamping grooves (140 b) are formed in two sides of the inner wall of the slot (140 a), and movable extrusion pieces (140 c) are arranged in the clamping grooves (140 b);

the two sides of the protection plate are provided with accommodating grooves (210), the inner wall of each accommodating groove (210) is provided with a spring (210 a), and one end, far away from each accommodating groove (210), of each spring (210 a) is connected with a clamping block (210 b) extending out of each accommodating groove (210) and corresponding to each clamping groove (140 b).

5. The examination paper clamping device according to claim 4, wherein the movable extrusion (140 c) comprises a connecting rod (140 c-1) movably inserted into the side wall of the clamping groove (140 b), a movable block (140 c-2) positioned in the clamping groove (140 b) and connected with the connecting rod (140 c-1), and an extrusion block (140 c-3) positioned outside the first clamping plate (140) and connected with one end of the side wall, far away from the movable block (140 c-2), of the connecting rod (140 c-1).

6. The examination paper clamping device according to claim 1, wherein the driving member (330) comprises a threaded post (330 a) movably connected to the top of the second clamping plate (320) passing through the top of the first transverse plate (310 a) and a second knob (330 b) located on the top of the threaded post (330 a).