CN213118244U

CN213118244U - Projector convenient to adjust

Info

Publication number: CN213118244U
Application number: CN202022060028.8U
Authority: CN
Inventors: 梁秀霞
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-18
Filing date: 2020-09-18
Publication date: 2021-05-04
Anticipated expiration: 2030-09-18

Abstract

The utility model is suitable for a projecting apparatus technical field provides a projecting apparatus convenient to adjust, including the mounting panel, the mounting panel bottom is fixed with the protection frame, and protection frame bottom runs through and has seted up first opening, and the mounting panel bottom is fixed with electronic guide rail, and sliding connection has the slider on the electronic guide rail, and the slider bottom is fixed with the connecting rod, and the connecting rod bottom is provided with the fixed column, and the fixed column bottom is fixed with the ash-proof lid, and ash-proof lid inner wall top is fixed with two first branches, and two first branch bottoms are fixed with the projecting apparatus body. The utility model discloses in, start electronic guide rail for the slider drives connecting rod, fixed column, dust cover and projector body and carries out the horizontal position regulation, and starter motor, motor output shaft drive first pulley and rotate, under the effect of hawser, can make the vertical position of dust cover and projector body adjust, thereby make the device's height and direction be convenient for adjust, improve the effect of giving lessons.

Description

Projector convenient to adjust

Technical Field

The utility model belongs to the technical field of the projecting apparatus, especially, relate to a projecting apparatus convenient to adjust.

Background

A projector is an optical instrument that magnifies the contour of a workpiece using an optical element and projects it onto a screen. It can be used for profile measurement by transmitted light, and also can be used for measuring the surface shape of a blind hole and observing the surface of a part by reflected light. The projector is particularly suitable for measuring complex contours and small workpieces, such as clock parts, stamping parts, electronic elements, templates, dies, threads, gears, forming cutters and the like, and has high inspection efficiency and convenient use; the device is widely applied to metering rooms and production workshops, is particularly suitable for the industries of instruments and meters and timepieces, and needs to be adjusted in multiple ways.

The projecting apparatus is used extensively in school's education trade, and the teacher of being convenient for uses the computer to prepare lessons, uses the PPT to give lessons, but height and direction that the projecting apparatus was generally inconvenient to adjust for current teaching to can influence the teaching effect, consequently, make corresponding improvement to this problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a projector convenient to adjust.

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

the utility model provides a projecting apparatus convenient to adjust, including the mounting panel, two screw holes have been seted up in the bilateral symmetry of mounting panel top run through, the mounting panel bottom has the protection frame through the bolt fastening, protection frame bottom runs through and has seted up first opening, the mounting panel bottom has electronic guide rail through the bolt fastening, sliding connection has the slider on the electronic guide rail, the slider bottom has the connecting rod through the bolt fastening, the connecting rod bottom is provided with the fixed column, be provided with stop gear in the fixed column, the fixed column bottom has the ash cover through the bolt fastening, ash cover inner wall top has two first branches through the bolt fastening, there is same projecting apparatus body two first branch bottoms through the bolt fastening, the protection frame bottom is provided with power unit.

Preferably, the front end and the bottom of the dustproof cover are both provided with second openings.

Preferably, power unit has the motor through the bolt fastening in protection frame bottom one side, and motor output shaft has first pulley, has seted up the recess on the first pulley, and the welding has third branch in the recess, and the ligature has the hawser on the third branch, and the connecting rod rear end is connected with the second pulley through the hinge rotation, and the hawser other end passes the second pulley and prevents that grey top of the cover bonds fixedly.

Preferably, the limiting mechanism is provided with a sliding groove in the fixed column, a moving block is connected in the sliding groove in a sliding mode, and the top of the moving block and the bottom of the connecting rod are fixed in a welding mode.

Preferably, two second supporting rods are symmetrically fixed on two sides of the fixing column through bolts, and the bottoms of the two second supporting rods are fixedly connected with the top of the dust-proof cover through bolts.

Preferably, there are two fourth branches in projecting apparatus body top both sides through the bolt fastening, and there is same fixed plate two fourth branch tops through the bolt fastening, and there is electric putter fixed through the bolt fastening in the fixed plate bottom, and the fixed plate front end is connected with the apron through the hinge rotation, rotates through the hinge between apron rear end top and the electric putter output shaft and is connected.

The utility model has the advantages that:

be provided with electronic guide rail among the device, can start electronic guide rail for the slider drives connecting rod, fixed column, dust cover and projecting apparatus body and carries out the horizontal position control, and starter motor, motor output shaft drive first pulley and rotate, under the effect of hawser, can make the vertical position of dust cover and projecting apparatus body adjust, thereby make the device's height and direction be convenient for adjust, improve the effect of giving lessons.

The device is provided with the fixed column, is provided with the spout in the fixed column, and movable block and spout sliding connection can drive the dust cover when reciprocating as the hawser, and the movable block keeps the straight line to reciprocate under the limiting displacement of spout to improve the device's stability.

The device is provided with the cover plate, when the device is used, the electric push rod is started, the electric push rod output shaft drives the cover plate to rotate towards the front end, so that the cover plate is separated from the lamp holder of the projector body in position, the electric push rod is driven to normally use when the device is not used, the cover plate is reset, the cover plate can be used for preventing dust from being generated on the lamp holder of the projector body, and the projection brightness and the projection effect are kept.

Drawings

Fig. 1 is a schematic view of an overall structure of a projector convenient to adjust according to the present invention;

fig. 2 is a schematic view of a first pulley structure of the projector convenient to adjust according to the present invention;

fig. 3 is a schematic view of an internal structure of a fixing column of the projector convenient to adjust according to the present invention;

fig. 4 is a schematic view of an installation structure of an ash-proof mechanism of a projector convenient to adjust, provided by embodiment 2 of the present invention.

In the figure: the projector comprises a mounting plate 1, a threaded hole 2, a protective frame 3, an electric guide rail 4, a sliding block 5, a connecting rod 6, a first opening 7, a fixed column 8, an ash-proof cover 9, a first support rod 10, a projector body 11, a second support rod 12, a motor 13, a first pulley 14, a second pulley 15, a cable rope 16, a groove 17, a third support rod 18, a moving block 19, a sliding groove 20, a fixed plate 21, a fourth support rod 22, a cover plate 23 and an electric push rod 24.

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.

Example 1

Referring to fig. 1-3, a projecting apparatus convenient to adjust, including mounting panel 1, two screw holes 2 have been seted up in the bilateral symmetry of 1 top of mounting panel through the bolt fastening in mounting panel 1 bottom, protection frame 3 has been run through and has been seted up first opening 7 in the 3 bottoms of protection frame, 1 bottom of mounting panel has electronic guide rail 4 through the bolt fastening in mounting panel, sliding connection has slider 5 on electronic guide rail 4, 5 bottoms of slider have connecting rod 6 through the bolt fastening in the slider, 6 bottoms of connecting rod are provided with fixed column 8, be provided with stop gear in the

fixed column

8, 8 bottoms of fixed column have dustproof lid 9 through the bolt fastening in the fixed column, 9 inner wall tops of dustproof lid have two first branches 10 through the bolt fastening in the dustproof lid, there is same projecting apparatus body 11 in two first branches 10 bottoms through the bolt fastening.

The utility model discloses in, prevent that ash cover 9 front end and bottom have all seted up the second opening, power unit has motor 13 through the bolt fastening in protection frame 3 bottom one side, motor 13 output shaft has first pulley 14, set up recess 17 on the first pulley 14, welded connection has third branch 18 in the recess 17, it has 16 to tie up hawser on the

third branch

18, 6 rear ends of connecting rod are connected with second pulley 15 through the hinge rotation, 16 other ends of hawser pass second pulley 15 and prevent that ash cover 9 top bonds fixedly, stop gear has seted up spout 20 in fixed column 8 is inside, sliding connection has movable block 19 in the

spout

20, 19 tops of movable block and 6 bottom welded fastening of connecting rod, 8 bilateral symmetry of fixed column have two second branches 12 through the bolt fastening, bolt fixed connection is passed through all in two 12 bottoms of second branch and prevent that ash cover 9 top.

The working principle is as follows: during the use, put through external power supply with the device, carry out fixed mounting with the device through screw and screw hole 2 cooperation, start electronic guide rail 4, make slider 5 drive connecting rod 6, fixed column 8, prevent that grey lid 9 and projecting apparatus body 11 carry out the lateral position and adjust, starter motor 13, motor 13 output shaft drives first pulley 14 and rotates, under the effect of hawser 16, can make the longitudinal position of grey lid 9 and projecting apparatus body 11 adjust, thereby make the height and the direction of the device be convenient for adjust, improve the effect of giving lessons, be provided with spout 20 in the fixed column 8, movable block 19 and spout 20 sliding connection, can be when hawser 16 drives grey lid 9 and reciprocate, movable block 19 keeps the straight line to reciprocate under the limiting displacement of spout 20, thereby improve the stability of the device.

Example 2

Referring to fig. 1-4, two fourth supporting rods 22 are fixed on two sides of the top of a projector body 11 through bolts, the tops of the two fourth supporting rods 22 are fixed with a same fixing plate 21 through bolts, an electric push rod 24 is fixed at the bottom of the fixing plate 21 through bolts, a cover plate 23 is rotatably connected to the front end of the fixing plate 21 through a hinge, and the top of the rear end of the cover plate 23 is rotatably connected with an output shaft of the electric push rod 24 through a hinge.

The working principle is as follows: when using the device, start electric putter 24, electric putter 24 output shaft drives apron 23 and rotates to the front end for

apron

23 and 11 lamp holders of projecting apparatus position separation, thereby normal use, when not using the device, drive electric putter 24, make apron 23 reset, can make apron 23 prevent the ash to the lamp holder of projecting apparatus body 11, thereby keep projection luminance and effect.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A projector convenient to adjust comprises a mounting plate (1), wherein two threaded holes (2) are symmetrically formed in the top of the mounting plate (1) in a penetrating mode, the projector is characterized in that a protective frame (3) is fixed to the bottom of the mounting plate (1) through bolts, a first opening (7) is formed in the bottom of the protective frame (3) in a penetrating mode, an electric guide rail (4) is fixed to the bottom of the mounting plate (1) through bolts, a sliding block (5) is connected onto the electric guide rail (4) in a sliding mode, a connecting rod (6) is fixed to the bottom of the sliding block (5) through bolts, a fixing column (8) is arranged at the bottom of the connecting rod (6), a limiting mechanism is arranged in the fixing column (8), an ash-proof cover (9) is fixed to the bottom of the fixing column (8) through bolts, two first supporting rods (10) are fixed to the top of the inner wall of the, the bottom of the protective frame (3) is provided with a power mechanism.

2. The projector convenient to adjust as claimed in claim 1, wherein the front end and the bottom of the dust-proof cover (9) are provided with second openings.

3. The projector convenient to adjust according to claim 2, wherein the power mechanism is fixed with a motor (13) on one side of the bottom of the protective frame (3) through a bolt, an output shaft of the motor (13) is connected with a first pulley (14), the first pulley (14) is provided with a groove (17), a third support rod (18) is welded in the groove (17), a cable (16) is bound on the third support rod (18), the rear end of the connecting rod (6) is rotatably connected with a second pulley (15) through a hinge, and the other end of the cable (16) penetrates through the second pulley (15) and is fixedly bonded with the top of the dustproof cover (9).

4. The projector convenient to adjust as claimed in claim 3, wherein the limiting mechanism is provided with a sliding groove (20) inside the fixed column (8), the sliding groove (20) is connected with a moving block (19) in a sliding manner, and the top of the moving block (19) and the bottom of the connecting rod (6) are fixed by welding.

5. The projector convenient to adjust as claimed in claim 4, wherein two second supporting rods (12) are symmetrically fixed on two sides of the fixing column (8) through bolts, and the bottoms of the two second supporting rods (12) are fixedly connected with the top of the dust-proof cover (9) through bolts.

6. The projector convenient to adjust according to claim 4 or 5, wherein two fourth supporting rods (22) are fixed on two sides of the top of the projector body (11) through bolts, the top of the two fourth supporting rods (22) is fixed with the same fixing plate (21) through bolts, an electric push rod (24) is fixed at the bottom of the fixing plate (21) through bolts, a cover plate (23) is rotatably connected to the front end of the fixing plate (21) through a hinge, and the top of the rear end of the cover plate (23) is rotatably connected to an output shaft of the electric push rod (24) through a hinge.