CN216434652U

CN216434652U - Teaching projector for computer teaching

Info

Publication number: CN216434652U
Application number: CN202122805537.3U
Authority: CN
Inventors: 戴家琪; 戴诗森
Original assignee: Chengdu Yingchi Technology Co ltd
Current assignee: Chengdu Yingchi Technology Co ltd
Priority date: 2021-11-16
Filing date: 2021-11-16
Publication date: 2022-05-03
Anticipated expiration: 2031-11-16

Abstract

The utility model relates to a computer teaching technical field, especially a teaching projector for computer teaching, including the projector body, the equal fixedly connected with dead lever in four corners department at the projector body back, four the dead lever divide into two sets ofly, two sets of from top to bottom all be provided with the splint that can reciprocating motion around between the outside of dead lever. The utility model has the advantages that: the equal fixedly connected with dead lever in the four corners department at the projector body back, first elastomeric element has all been cup jointed in the outside of four dead levers, four dead levers divide into two sets ofly from top to bottom, there is splint at the outside sliding connection of two sets of dead levers, bottom surface and the equal fixedly connected with second elastomeric element of top surface at two splint, the equal fixedly connected with clamp plate in the outside of two sets of second elastomeric element, during the use, splint can be firm with the joint and the projector body cooperation of cable, two clamp plates can the cable at centre gripping fixed joint rear portion, avoid appearing the not hard up condition of junction.

Description

Teaching projector for computer teaching

Technical Field

The utility model relates to a computer teaching technical field, especially a teaching projector for computer teaching.

Background

A projector, also called a projector, is a device that can project images or videos onto a curtain, and can be connected with a computer, a VCD, a DVD, a BD, a game machine, a DV, etc. through different interfaces to play corresponding video signals.

Projectors are widely used in homes, offices, schools and entertainment places, and have different types such as CRT, LCD and DLP according to different working modes.

However, the existing projector has the following disadvantages in the actual use process:

at present, the projector is simple in structure, mostly fixed in a proper position by using bolts, inconvenient to detach, incapable of fixing the joint of cables and easy to loose cables.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's shortcoming, provide a teaching projector for computer teaching, effectively solved prior art's not enough.

The purpose of the utility model is realized through the following technical scheme: the utility model provides a teaching projector for computer teaching, includes the projector body, the equal fixedly connected with dead lever in four corners department at the projector body back, four the dead lever divide into two sets ofly, two sets of all be provided with reciprocating motion's splint, two between the outside of dead lever the below and the top of splint all are provided with reciprocating motion's clamp plate from top to bottom, but the both ends of projector body bottom surface one side all are provided with reciprocating motion's fixed plate from top to bottom.

Optionally, the four fixing rods are sleeved with first elastic components, the four first elastic components are in a compressed state, and the four first elastic components are located on the outer sides of the fixing rods.

Optionally, two the shape of splint longitudinal section is L shape, two one side of splint surface all with the outside one side fixed connection of first elastomeric element, two the bottom surface and the equal a plurality of second elastomeric element of fixedly connected with of top surface of splint, it is a plurality of the outside one side of second elastomeric element equal fixed connection be the clamp plate, during the use, splint can be firm with the joint and the cooperation of projector body of cable, and two clamp plates can the cable at centre gripping fixed joint rear portion, avoid appearing the not hard up condition of junction, satisfy the needs of in-service use.

Optionally, the two ends of one side of the bottom surface of the projector body are fixedly connected with fixed cylinders, the two ends of the fixed cylinders are rotatably connected with rotating rods, the two ends of the fixed cylinders are slidably connected with moving blocks, and the two rotating rods respectively penetrate through the two moving blocks and are in threaded connection with the moving blocks.

Optionally, the bottom surfaces of the two moving blocks are fixedly connected to the fixing plates, and the length of each fixing plate is smaller than that of the projector body.

Optionally, the height of the two moving blocks is not greater than that of the fixed cylinder, the height of the two rotating rods is not less than twice of the height of the moving blocks, and when the device is used, the position of the fixed plate is adjusted, so that the fixed plate is convenient to use to clamp and fix the whole device at a proper position, and the practicability of the whole device is good.

The utility model has the advantages of it is following:

1. this a teaching projector for computer teaching, equal fixedly connected with dead lever in the four corners department at the projector body back, first elastomeric element has all been cup jointed in the outside of four dead levers, four dead levers divide into two sets ofly from top to bottom, there is splint in the outside sliding connection of two sets of dead levers, bottom surface and the equal fixedly connected with second elastomeric element of top surface at two splint, equal fixedly connected with clamp plate in the outside of two sets of second elastomeric element, during the use, splint can be firm with the joint and the projector body cooperation of cable, two clamp plates can the cable at centre gripping fixed joint rear portion, avoid appearing the not hard up condition of junction, satisfy the needs of in-service use.

2. This a teaching projector for computer teaching, the equal fixedly connected with fixed section of thick bamboo in both ends of projector body bottom surface one side, rotate in the inside of two fixed sections of thick bamboos and be connected with the dwang, there is the movable block in the inside sliding connection of two fixed sections of thick bamboos, the dwang runs through the movable block, and rather than threaded connection, and simultaneously, at the equal fixedly connected with fixed plate in the bottom surface of two movable blocks, during the use, the position of adjustment fixed plate facilitates the use fixed plate to fix whole device centre gripping in suitable position for the practicality of whole device is better.

Drawings

Fig. 1 is a schematic structural view of a first viewing angle of the present invention;

fig. 2 is a schematic structural view of a second viewing angle of the present invention;

FIG. 3 is a schematic sectional view of the present invention;

fig. 4 is a schematic structural view of the projector body of the present invention;

fig. 5 is a schematic structural view of the splint of the present invention;

fig. 6 is a schematic structural diagram of the fixing plate of the present invention.

In the figure: the projector comprises a projector body, a clamping plate 2, a first elastic part 3, a second elastic part 4, a pressing plate 5, a fixing plate 6, a rotating rod 7, a moving block 8, a fixing barrel 9 and a fixing rod 10.

Detailed Description

The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following description.

As shown in fig. 1 to 6, a teaching projector for computer teaching comprises a projector body 1, fixing rods 10 are fixedly connected to four corners of the back of the projector body 1, the four fixing rods 10 are divided into two groups up and down, clamping plates 2 capable of reciprocating back and forth are arranged between the outer portions of the two groups of fixing rods 10, pressing plates 5 capable of reciprocating up and down are arranged below and above the two clamping plates 2, and fixing plates 6 capable of reciprocating up and down are arranged at two ends of one side of the bottom surface of the projector body 1.

First elastomeric element 3 has all been cup jointed to the outside of four dead levers 10, and four first elastomeric element 3 are compression state, and four first elastomeric element 3 all are located the outside of dead lever 10, do the utility model discloses an optional technical scheme, during the use, first elastomeric element 3 can be laminated splint 2 and projector body 1's the back mutually, simultaneously, guarantees firm in connection between first elastomeric element 3 and the splint 2 for the two can realize the simultaneous movement.

The shape of two splint 2 longitudinal section is L shape, one side of two splint 2 surfaces all with 3 outside one side fixed connection of first elastomeric element, a plurality of second elastomeric element 4 of the bottom surface of two splint 2 and the equal fixedly connected with in top surface, the equal fixed connection in one side of a plurality of second elastomeric element 4 outsides is clamp plate 5, as the utility model discloses an optional technical scheme guarantees that a plurality of second elastomeric element 4's length is suitable for two clamp plates 5 can paste together, and then can reach the purpose of centre gripping cable.

The equal fixedly connected with in both ends of 1 bottom surface one side of projector body fixes a section of thick bamboo 9, and the inside of two fixed section of thick bamboos 9 is all rotated and is connected with dwang 7, and the equal sliding connection in inside of two fixed sections of thick bamboos 9 has movable block 8, and two dwang 7 run through two movable blocks 8 respectively, and rather than threaded connection, as the utility model discloses an optional technical scheme guarantees the shape and the size of movable block 8 and the shape and the size looks adaptation of fixed section of thick bamboo 9, makes movable block 8 can not appear the pivoted condition.

The bottom surfaces of the two moving blocks 8 are fixedly connected with the fixed plates 6, and the length of the two fixed plates 6 is smaller than that of the projector body 1.

The height of two movable blocks 8 all is not more than the height of fixed section of thick bamboo 9, and the height of two dwang 7 all is not less than the twice of movable block 8 height, does the utility model discloses an optional technical scheme makes movable block 8 have sufficient movement distance when using to adjust the position of movable block 8, conveniently with whole device centre gripping in suitable position.

A teaching projector for computer teaching specifically comprises the following steps:

1) adjusting the position of the fixing plate 6 to clamp the whole device at a proper position;

2) the clamp plate 2 firmly matches the connector of the cable with the projector body 1, and the two clamp plates 5 clamp the cable at the rear part of the fixed connector.

The working process of the utility model is as follows: when the projector is used by a user, the four corners of the back of the projector body 1 are fixedly connected with the fixed rods 10, the outer parts of the four fixed rods 10 are sleeved with the first elastic parts 3, the four fixed rods 10 are divided into two groups up and down, the outer parts of the two groups of fixed rods 10 are connected with the clamping plates 2 in a sliding manner, the bottom surfaces and the top surfaces of the two clamping plates 2 are fixedly connected with the second elastic parts 4, the outer parts of the two groups of second elastic parts 4 are fixedly connected with the pressing plates 5, when the projector is used, the clamping plates 2 can firmly match the joints of cables with the projector body 1, the cables at the rear parts of the fixed joints can be clamped by the two pressing plates 5, the loosening of the joints is avoided, the actual use requirement is met, the two ends of one side of the bottom surface of the projector body 1 are fixedly connected with the fixed cylinders 9, the rotating rods 7 are rotatably connected in the two fixed cylinders 9, and the moving blocks 8 are slidably connected in the two fixed cylinders 9, dwang 7 runs through movable block 8, and rather than threaded connection, simultaneously, at the equal fixedly connected with fixed plate 6 in the bottom surface of two movable blocks 8, during the use, adjusts the position of fixed plate 6, facilitates the use fixed plate 6 and fixes whole device centre gripping in suitable position for the practicality of whole device is better.

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

1. A teaching projector for computer teaching, characterized in that: including projector body (1), equal fixedly connected with dead lever (10), four in the four corners department at the projector body (1) back dead lever (10) divide into two sets ofly, two sets of all be provided with splint (2) that can reciprocating motion back and forth between the outside of dead lever (10), two but splint (2)'s below and top all are provided with clamp plate (5) that can reciprocating motion from top to bottom, but the both ends of projector body (1) bottom surface one side all are provided with fixed plate (6) that can reciprocating motion from top to bottom.

2. A teaching projector for computer teaching according to claim 1, wherein: the four fixing rods (10) are all sleeved with first elastic parts (3), the four first elastic parts (3) are in a compressed state, and the four first elastic parts (3) are located on the outer sides of the fixing rods (10).

3. A teaching projector for computer teaching according to claim 2, wherein: two splint (2) longitudinal section's shape is L shape, two one side of splint (2) surface all with one side fixed connection, two of first elastomeric element (3) outside bottom surface and the equal fixedly connected with a plurality of second elastomeric element (4) of top surface of splint (2), it is a plurality of the equal fixedly connected in one side of second elastomeric element (4) outside is clamp plate (5).

4. A teaching projector for computer teaching according to claim 1, wherein: the projector is characterized in that two ends of one side of the bottom surface of the projector body (1) are fixedly connected with fixed cylinders (9), two fixed cylinders (9) are rotatably connected with rotating rods (7) respectively, two fixed cylinders (9) are slidably connected with moving blocks (8) respectively, and the rotating rods (7) penetrate through the two moving blocks (8) respectively and are in threaded connection with the moving blocks.

5. A teaching projector for computer teaching according to claim 4, wherein: the bottom surfaces of the two moving blocks (8) are fixedly connected with the fixed plates (6), and the lengths of the two fixed plates (6) are smaller than that of the projector body (1).

6. A teaching projector for computer teaching according to claim 4, wherein: the height of the two moving blocks (8) is not greater than that of the fixed barrel (9), and the height of the two rotating rods (7) is not less than twice of the height of the moving blocks (8).