CN211289364U

CN211289364U - Low-noise mechanical lifting type office projection equipment

Info

Publication number: CN211289364U
Application number: CN201920918085.XU
Authority: CN
Inventors: 陈剑舟
Original assignee: Jingge Fujian Network Technology Co ltd
Current assignee: Jingge Fujian Network Technology Co ltd
Priority date: 2019-06-18
Filing date: 2019-06-18
Publication date: 2020-08-18
Anticipated expiration: 2029-06-18

Abstract

The utility model discloses a low noise machinery over-and-under type official working projection equipment, including projecting apparatus body and outer box, projecting apparatus body bottom fixed mounting has the backup pad, there is the lifter plate backup pad bottom through spring elastic connection, the lifter plate bottom closes soon through the screw thread and is connected with the first screw rod with backup pad fixed connection, the slider has all been welded to the lifter plate horizontal end both sides, the slider passes through spout and outer box sliding connection, lifter plate bottom fixed mounting has the lift cover, it closes soon through the screw thread to close in the lift cover bottom is connected with the second screw rod. The utility model discloses in, the spring uses the projection angle that can adjust the projecting apparatus body with the cooperation of first screw rod, and through rotating the bull stick, gear drive drives the screw rod and rotates, and the screw rod goes up and down through lift cover control lifter plate to realized official working projection equipment's lift, improved official working projection equipment's application scope.

Description

Low-noise mechanical lifting type office projection equipment

Technical Field

The utility model relates to a projection equipment technical field especially relates to a low noise machinery over-and-under type official working projection equipment.

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 method is widely applied to measuring rooms and production workshops, and is particularly suitable for the industries of instruments and meters and clocks.

At present, the existing office projection equipment still has some defects, firstly, the traditional office projection equipment is lack of a height adjusting device, so that the office projection equipment cannot adjust the height or the angle according to different projection requirements, and the limitation of the office projection equipment is increased; secondly, current official working projection equipment lacks storage device, because official working projection equipment has certain volume for traditional official working projection equipment is comparatively difficult when accomodating, has reduced the convenience that official working projection equipment accomodate.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the utility model provides a low noise machinery over-and-under type office projection equipment who provides in order to solve office projection equipment lack the high adjusting device and the problem of be not convenient for accomodate.

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

the utility model provides a low noise machinery over-and-under type official working projection equipment, includes projecting apparatus body and outer box, projecting apparatus body bottom fixed mounting has the backup pad, there is the lifter plate backup pad bottom through spring elastic connection, the lifter plate bottom closes soon through the screw thread and is connected with the first screw rod with backup pad fixed connection, the slider has all been welded to lifter plate horizontal end both sides, the slider passes through spout and outer box sliding connection, lifter plate bottom fixed mounting has the lift cover, lift cover bottom closes soon through the screw thread and is connected with the second screw rod, the welding of second screw rod bottom has the second gear, the outer table wall sliding connection of the vertical end of lift cover has the support cover, it has the bull stick to support the slip of cover inner chamber, the outer table wall fixed mounting of bull stick has the first gear of being connected with the meshing of second gear.

As a further description of the above technical solution:

the top of the projector body is fixedly provided with an upper cover plate, the top of the upper cover plate is fixedly provided with a handle, and the upper cover plate is connected with the outer box body in a buckling mode.

As a further description of the above technical solution:

the limiting groove has been seted up in the lifting sleeve outside, two stoppers, two are installed to supporting the interior table wall horizontal symmetry of cover the stopper all through limiting groove and lifting sleeve sliding connection.

As a further description of the above technical solution:

the supporting sleeve and the outer box body are connected with the rotating rod in a buckling mode.

As a further description of the above technical solution:

the second gear is connected with the support sleeve in a buckling mode.

As a further description of the above technical solution:

the spring is sleeved outside the first screw rod, and the inner surface wall of the spring is in sliding connection with the first screw rod.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, the spring is used with the cooperation of first screw rod can adjust the projection angle of projecting apparatus body, and through rotating the bull stick, gear drive drives the screw rod and rotates, and the screw rod goes up and down through lift cover control lifter plate to realized official working projection equipment's lift, improved official working projection equipment's application scope.

2. The utility model discloses in, the cooperation of outer box and outer apron has formed the storage space of projecting apparatus body, can realize the removal to the projecting apparatus body through the handle, has improved the convenience that official working projection equipment accomodate.

Drawings

Fig. 1 is a schematic structural view of a low-noise mechanical lifting type office projection apparatus provided by the present invention;

fig. 2 is a schematic structural view of a first screw and a chute of a low-noise mechanical lifting type office projection device provided by the present invention;

fig. 3 is a schematic structural view of the handle and the outer cover plate of the low-noise mechanical lifting type office projection apparatus provided by the present invention.

Illustration of the drawings:

1. a handle; 2. a projector body; 3. an upper cover plate; 4. an outer case; 5. a chute; 6. a support plate; 7. a first screw; 8. a spring; 9. a slider; 10. a lifting plate; 11. a rotating rod; 12. a limiting groove; 13. a limiting block; 14. a lifting sleeve; 15. a first gear; 16. a second gear; 17. a second screw; 18. and a support sleeve.

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. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a low noise machinery over-and-under type official working projection equipment, including projecting apparatus body 2 and

outer box

4, 2 bottom fixed mounting of projecting apparatus body has backup pad 6, there is lifter plate 10 bottom through 8 elastic connection of spring 6, lifter plate 10 bottom closes soon through the screw thread and is connected with first screw rod 7 with backup pad 6 fixed connection, slider 9 has all been welded to lifter plate 10 horizontal end both sides, slider 9 passes through spout 5 and outer box 4 sliding connection, lifter plate 10 bottom fixed mounting has lifting

sleeve

14, 14 bottoms of lifting sleeve close soon through the screw thread and are connected with second screw rod 17, second screw rod 17 bottom welding has

second gear

16, 14 vertical end exterior wall sliding connection of lifting sleeve has support cover 18, the smooth commentaries on classics pole 11 that has been inlayed to support cover 18 inner chamber, 11 exterior wall fixed mounting of commentaries on classics pole has first gear 15 of being connected with the meshing of second gear 16.

Specifically, as shown in fig. 1 and 3, an upper cover plate 3 is fixedly mounted at the top of the projector body 2, a handle 1 is fixedly mounted at the top of the upper cover plate 3, the upper cover plate 3 is connected with an outer box body 4 in a buckling manner, and the upper cover plate 3 and the outer box body 4 are closed through the combination of a buckle and a clamping block, so that the projector body 2 is accommodated.

Specifically, as shown in fig. 1, a limiting groove 12 is formed in the outer side of the lifting sleeve 14, two limiting blocks 13 are horizontally and symmetrically installed on the inner surface wall of the supporting sleeve 18, and the two limiting blocks 13 are both in sliding connection with the lifting sleeve 14 through the limiting groove 12, so that the lifting sleeve 14 only performs lifting motion in the vertical direction.

Specifically, as shown in fig. 1, the support sleeve 18 and the outer box 4 are both connected with the rotating rod 11 in a snap-fit manner, so that the stability of the rotating rod 11 is ensured, and the rotating rod 11 cannot deviate when rotating.

Specifically, as shown in fig. 1, the second gear 16 is snap-fit connected to the support sleeve 18, so that the second gear 16 is prevented from shifting in the vertical direction during rotation.

Specifically, as shown in fig. 1 and 2, the spring 8 is sleeved outside the first screw rod 7, the inner surface wall of the spring 8 is slidably connected with the first screw rod 7, and the first screw rod 7 is used in cooperation with the spring 8, so that the change of the projection angle of the projector body 2 is realized.

The working principle is as follows: when the office projection device is used, the outer box body 4 is horizontally placed on a desktop, the buckle is separated from the clamping block, the first screw 7 is rotated, the first screw 7 pushes the support plate 6 upwards, the support plate 6 can incline to drive the projection lens of the projector body 2 to change the angle, so that the projection angle of the projection device is changed, the rotating rod 11 is rotated to drive the second gear 16 to rotate through the first gear 15, the second gear 16 controls the lifting sleeve 14 to lift through the second screw 17, the lifting sleeve 14 controls the lifting plate 10 to lift, the lifting plate 14 slides in the sliding groove 5 through the sliding blocks 9 on two sides, the lifting plate 14 drives the projector body 2 to move up and down through the spring 8, so that the office projection device is lifted, when the office projection device stops being used, the projector body 2 is rotated to the lowest position, the buckle is combined with the clamping block, and the outer cover plate 3 is clamped with the outer box body 4, the accommodation of the office projection equipment is realized.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A low-noise mechanical lifting type office projection device comprises a projector body (2) and an outer box body (4), and is characterized in that a supporting plate (6) is fixedly installed at the bottom of the projector body (2), the bottom of the supporting plate (6) is elastically connected with a lifting plate (10) through a spring (8), the bottom of the lifting plate (10) is connected with a first screw (7) fixedly connected with the supporting plate (6) through threads in a screwing mode, sliders (9) are welded on two sides of the horizontal end of the lifting plate (10), the sliders (9) are connected with the outer box body (4) in a sliding mode through sliding grooves (5), a lifting sleeve (14) is fixedly installed at the bottom of the lifting plate (10), the bottom of the lifting sleeve (14) is connected with a second screw (17) through threads in a screwing mode, a second gear (16) is welded at the bottom of the second screw (17), and a supporting sleeve (18) is connected with the outer surface wall of the vertical end of the, the inner cavity of the support sleeve (18) is slidably embedded with a rotating rod (11), and a first gear (15) meshed and connected with a second gear (16) is fixedly installed on the outer surface wall of the rotating rod (11).

2. The low-noise mechanical lifting type office projection equipment as claimed in claim 1, wherein an upper cover plate (3) is fixedly mounted on the top of the projector body (2), a handle (1) is fixedly mounted on the top of the upper cover plate (3), and the upper cover plate (3) is connected with the outer box body (4) in a buckling manner.

3. The low-noise mechanical lifting type office projection equipment as claimed in claim 1, wherein a limiting groove (12) is formed in the outer side of the lifting sleeve (14), two limiting blocks (13) are horizontally and symmetrically installed on the inner surface wall of the supporting sleeve (18), and the two limiting blocks (13) are connected with the lifting sleeve (14) in a sliding manner through the limiting groove (12).

4. A low noise mechanical lifting type office projection apparatus as claimed in claim 1, wherein the supporting sleeve (18) and the outer case (4) are both snap-fitted to the rotating rod (11).

5. A low noise mechanical lift type office projection apparatus as claimed in claim 1, wherein the second gear (16) is snap-fitted to the support sleeve (18).

6. The low-noise mechanical lifting type office projection device as claimed in claim 1, wherein the spring (8) is sleeved outside the first screw rod (7), and the inner surface wall of the spring (8) is slidably connected with the first screw rod (7).