CN218295201U

CN218295201U - Projecting apparatus convenient to lift adjustment

Info

Publication number: CN218295201U
Application number: CN202222525730.6U
Authority: CN
Inventors: 张晓柳; 蒋雪艳
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-09-23
Filing date: 2022-09-23
Publication date: 2023-01-13
Anticipated expiration: 2032-09-23

Abstract

The utility model discloses a projecting apparatus convenient to lift adjustment, the outer end threaded connection of threaded rod has a screw thread section of thick bamboo, the top of connecting block is equipped with stop gear, the top threaded connection of plectane has the screw thread head, the top of screw thread head is equipped with the projecting apparatus body. The utility model connects the screw thread head on the top end of the circular plate, at the moment, the projector body is fixed on the top end of the circular plate, which is convenient for dismounting and mounting the projector body; by rotating the rotating plate, the side end of the first conical gear is meshed with the second conical gear, so that the threaded rod can be driven to rotate, the threaded cylinder can move upwards at the moment, and then the projector body can move upwards, the placement height of the projector body can be adjusted at will according to the requirements of a user, and the use of the projector is facilitated; through pulling the piece outward for the inserted bar breaks away from in the round hole, rotates the projecting apparatus body this moment and just can adjust the projection angle of projecting apparatus body, has improved the practicality of device.

Description

Projecting apparatus convenient to lift adjustment

Technical Field

The utility model relates to a projecting apparatus technical field especially relates to a projecting apparatus convenient to lift adjustment.

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 the fields of Chinese teaching and entertainment in families, offices and schools at present, and different types such as CRT, LCD and DLP exist according to different working modes.

The prior patent application No. CN201711314024.4 proposes that a lot of portable projectors are convenient to carry in the background art, but the projectors need to be placed in the using process, the height of the projectors needs to be adjusted to make the projecting effect of the projectors better, and the height of a general projector is determined only by supporting articles such as a table, which is too large in limitation and inconvenient to use.

However, in the above solution, since a general projector is only dependent on an object supported by a table or the like to determine its height, the method is inconvenient to use, and therefore, a projector convenient to adjust up and down is required.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a projecting apparatus convenient to lift adjustment to solve the problem of proposing among the above-mentioned background art.

In order to realize the purpose, the utility model adopts the following technical scheme:

the utility model provides a projecting apparatus convenient to lift adjustment, includes the base, the inside side of base is rotated through the bearing and is connected with the bull stick, the side of bull stick is equipped with the commentaries on classics board, the side of bull stick is equipped with conical gear one, conical gear one's side meshing has conical gear two, conical gear two's top is equipped with the threaded rod, the threaded rod passes through the bearing and rotates the outside top of connecting at the base, the outer end threaded connection of threaded rod has a screw thread section of thick bamboo, the side of screw thread section of thick bamboo is equipped with slider one, the top fixedly connected with outer post of base, the top of screw thread section of thick bamboo is equipped with the connecting block, the inside rotation in top of connecting block is connected with the commentaries on classics piece, the top fixedly connected with plectane of commentaries on classics piece, a plurality of round holes has been seted up to the side of plectane, the top of connecting block is equipped with stop gear, the top threaded connection of plectane has the screw thread head, the top of screw head is equipped with the projecting apparatus body.

As a further improvement scheme of the technical scheme: a first sliding groove is formed in the inner side end of the outer column, and the first sliding block is connected in the first sliding groove in a sliding mode.

As a further improvement scheme of the technical scheme: stop gear includes the riser, the riser sets up the top at the connecting block, the side of riser is equipped with the diaphragm, spout two has been seted up to the side of diaphragm, the side of riser is inserted and is equipped with the inserted bar, the side of inserted bar is equipped with draws the piece, the side of inserted bar is equipped with the limiting plate, the side of limiting plate is equipped with slider two, the outer pot head of inserted bar is equipped with the spring.

As a further improvement scheme of the technical scheme: the second sliding block is connected inside the second sliding groove in a sliding mode, and the side end of the inserting rod is inserted into the round hole.

As a further improvement scheme of the technical scheme: the threaded cylinder is arranged inside the outer column, and a circular groove is formed in the top end of the outer column.

As a further improvement scheme of the technical scheme: the first sliding groove is vertically arranged.

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

the projector body is fixed at the top end of the circular plate by connecting the thread head to the top end of the circular plate in a threaded manner, so that the projector body is convenient to disassemble and assemble;

by rotating the rotating plate, the side end of the first conical gear is meshed with the second conical gear, so that the threaded rod can be driven to rotate, the threaded cylinder can move upwards at the moment, and then the projector body can move upwards, the placement height of the projector body can be adjusted at will according to the requirements of a user, and the use of the projector is facilitated;

through pulling the piece outward for the inserted bar breaks away from in the round hole, rotates the projecting apparatus body this moment and just can adjust the projection angle of projecting apparatus body, has improved the practicality of device.

The above description is only an outline of the technical solution of the present invention, and in order to make the technical means of the present invention more clearly understood and to be implemented in accordance with the content of the specification, the following detailed description will be given of preferred embodiments of the present invention in conjunction with the accompanying drawings. The detailed description of the present invention is given by the following examples and the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention and do not constitute a limitation on the invention. In the drawings:

fig. 1 is a schematic front sectional view of a projector convenient for elevation adjustment according to the present invention;

fig. 2 is a schematic view of a partial enlarged structure a of a projector convenient for elevation adjustment according to the present invention;

fig. 3 is a schematic diagram of a local amplification structure of a projector B convenient for lift adjustment according to the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a base; 2. a rotating rod; 201. rotating the plate; 202. a first conical gear; 203. a second bevel gear; 204. a threaded rod; 3. a threaded barrel; 301. a first sliding block; 4. an outer column; 401. a first sliding chute; 5. connecting blocks; 6. rotating the block; 7. a circular plate; 701. a circular hole; 8. a vertical plate; 801. a transverse plate; 802. a second chute; 803. a rod is inserted; 804. pulling the block; 805. a limiting plate; 806. a second sliding block; 807. a spring; 9. a screw head; 10. the projector body.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention. The invention is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. The advantages and features of the present invention will become more fully apparent from the following description and appended claims. It should be noted that the drawings are in a very simplified form and are not to precise scale, which is only used for the purpose of facilitating and clearly explaining the embodiments of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for purposes of illustration only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Please refer to fig. 1-3, in an embodiment of the present invention, a projector convenient to lift adjustment, including a base 1, the inside side of base 1 is connected with bull stick 2 through the bearing rotation, the side of bull stick 2 is equipped with rotor plate 201, the side of bull stick 2 is equipped with bevel gear 202, the side meshing of bevel gear 202 has bevel gear two 203, the top of bevel gear two 203 is equipped with threaded rod 204, threaded rod 204 rotates the outside top of connecting at base 1 through the bearing, the outer end threaded connection of threaded rod 204 has screw cylinder 3, the side of screw cylinder 3 is equipped with slider 301, the top fixedly connected with outer post 4 of base 1, the top of screw cylinder 3 is equipped with connecting block 5, the top internal rotation of connecting block 5 is connected with rotor 6, the top fixedly connected with plectane 7 of rotor 6, a plurality of round holes 701 have been seted up to the side of rotor plate 7, the top of connecting block 5 is equipped with stop gear, the top threaded connection of rotor plate 7 has screw head 9, the top of screw head 9 is equipped with projector body 10, rotate rotor plate 201 during the use this moment, just there is two 203 because of meshing of bevel gear 202, so can drive the screw rod 3, the projector body 10 can move, the user will be convenient for use, the projector body, the user will be followed the use, the user will be used.

Referring to fig. 1, a first sliding groove 401 is formed at an inner side end of the outer column 4, and a first sliding block 301 is slidably connected in the first sliding groove 401, so that the threaded cylinder 3 can be conveniently limited.

Referring to fig. 2, the limiting mechanism includes a vertical plate 8, the vertical plate 8 is disposed on the top end of the connecting block 5, a horizontal plate 801 is disposed at a side end of the vertical plate 8, a second sliding groove 802 is disposed at a side end of the horizontal plate 801, an inserting rod 803 is inserted into a side end of the vertical plate 8, a pulling block 804 is disposed at a side end of the inserting rod 803, a limiting plate 805 is disposed at a side end of the inserting rod 803, a second sliding block 806 is disposed at a side end of the limiting plate 805, a spring 807 is sleeved at an outer end of the inserting rod 803, the pulling block 804 is pulled outwards during use, the inserting rod 803 is moved out of the circular hole 701 at the time, then the limiting plate 805 presses the spring 807 to contract, the second sliding block 806 moves inside the second sliding groove 802 at the time, the projection angle of the projector body 10 can be adjusted by rotating the projector body 10, and the practicability of the device is improved.

Referring to fig. 2, the second sliding block 806 is slidably connected inside the second sliding slot 802, and the side end of the insertion rod 803 is inserted into the circular hole 701, so as to limit the circular plate 7 and fix the rotation angle of the projector body 10.

Referring to fig. 1, the threaded cylinder 3 is disposed inside the outer column 4, and a circular groove is formed at the top end of the outer column 4, so that the threaded cylinder 3 can be lifted up and down conveniently.

Referring to fig. 1, the first sliding groove 401 is vertically disposed, so that the first sliding block 301 is driven by the thread cylinder 3 to move up and down.

The utility model discloses a theory of operation is:

when in use, the screw head 9 is firstly screwed at the top end of the circular plate 7, and the projector body 10 is fixed at the top end of the circular plate 7, so that the projector body 10 is convenient to detach and mount;

then, by rotating the rotating plate 201, the rotating rod 2 drives the first conical gear 202 to rotate, and the second conical gear 203 is meshed with the side end of the first conical gear 202, and meanwhile, the second conical gear 203 starts to rotate, the threaded rod 204 rotates, the threaded barrel 3 at the outer end of the threaded rod 204 moves upwards, the first sliding block 301 slides upwards in the first sliding groove 401, the threaded barrel 3 pushes against the projector body 10 to move upwards, and the placement height of the projector body 10 can be adjusted at will according to the requirements of a user, so that the use of the user is facilitated;

drawing block 804 through the outside pulling, the inserted bar 803 removes from round hole 701 this moment, the limiting plate 805 supports and presses the shrink of spring 807 after that, two 806 of slider at this moment are inside to be removed in two 802 of spout, just can adjust the projection angle of projecting apparatus body 10 through rotating projecting apparatus body 10 this moment, after the adjustment is accomplished, through loosening drawing block 804, spring 807 pushes up the automatic resilience of limiting plate 805 this moment, it is nearer because of the interval between every round hole 701 this moment, so inserted bar 803 can directly inject in round hole 701, carry out spacing fixed to plectane 7, the angle of projecting apparatus body 10 is just adjusted and is accomplished this moment, the practicality of device has been improved, make things convenient for projecting apparatus body 10 angle modulation.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a projecting apparatus convenient to lift adjustment, includes base (1), its characterized in that, the inside side of base (1) is rotated through the bearing and is connected with bull stick (2), the side of bull stick (2) is equipped with commentaries on classics board (201), the side of bull stick (2) is equipped with bevel gear (202), the side meshing of bevel gear (202) has bevel gear two (203), the top of bevel gear two (203) is equipped with threaded rod (204), threaded rod (204) rotate through the bearing and connect on the outside top of base (1), the outer end threaded connection of threaded rod (204) has screw cylinder (3), the side of screw cylinder (3) is equipped with slider (301), the top fixedly connected with outer post (4) of base (1), the top of screw cylinder (3) is equipped with connecting block (5), the top inside rotation in top of connecting block (5) is connected with commentaries on classics piece (6), the top fixedly connected with plectane (7) of commentaries on classics piece (6), a plurality of plectane (7) have been seted up, the top of plectane (7) is equipped with a plurality of plectane (701), the top of connecting block (5) is equipped with the head mechanism (9), the head (10) of plectane (9).

2. The projector convenient for elevation adjustment according to claim 1, wherein the inner side end of the outer column (4) is provided with a first sliding groove (401), and the first sliding block (301) is slidably connected in the first sliding groove (401).

3. The projector convenient to adjust in the lifting direction according to claim 1, wherein the limiting mechanism comprises a vertical plate (8), the vertical plate (8) is disposed at the top end of the connecting block (5), a horizontal plate (801) is disposed at the side end of the vertical plate (8), a second sliding slot (802) is disposed at the side end of the horizontal plate (801), an inserting rod (803) is inserted into the side end of the vertical plate (8), a pulling block (804) is disposed at the side end of the inserting rod (803), a limiting plate (805) is disposed at the side end of the inserting rod (803), a second sliding block (806) is disposed at the side end of the limiting plate (805), and a spring (807) is sleeved at the outer end of the inserting rod (803).

4. The projector convenient for elevation adjustment according to claim 3, wherein the second sliding block (806) is slidably connected inside the second sliding slot (802), and the side end of the insertion rod (803) is inserted into the circular hole (701).

5. The projector convenient for elevation adjustment according to claim 1, wherein the threaded cylinder (3) is disposed inside the outer column (4), and a circular groove is formed at the top end of the outer column (4).

6. The projector convenient for lifting adjustment according to claim 2, wherein the first sliding chute (401) is vertically arranged.