CN220135017U

CN220135017U - Stability increasing device for projector

Info

Publication number: CN220135017U
Application number: CN202321012445.2U
Authority: CN
Inventors: 廖海军
Original assignee: Shenzhen Siwei Spacetime Technology Co ltd
Current assignee: Shenzhen Siwei Spacetime Technology Co ltd
Priority date: 2023-04-28
Filing date: 2023-04-28
Publication date: 2023-12-05
Anticipated expiration: 2033-04-28

Abstract

The utility model relates to the technical field of projectors, in particular to a stability augmentation device of a projector, which comprises a trapezoid block, wherein the upper end of the trapezoid block is provided with a transverse block, two sides of the upper end of the transverse block are fixedly provided with upright posts, the upper end of each upright post is fixedly provided with a frame, four corners of the upper end of each frame are provided with slots, through slots are formed in the frames and are communicated with the through slots, the walls of the through slots are provided with springs, the upper ends of the springs are fixedly provided with connecting plates, the inside of the frames are in threaded connection with threaded rotating rods, the threaded rotating rods extend into the through slots and are connected with limiting plates, and the use effect of the stability augmentation device is enhanced by the trapezoid block and the upright posts, and the stability augmentation device is enhanced; the spring drives the connecting plate to move upwards, so that the plug on the projector base is inserted into the slot, meanwhile, the limiting plate is driven to contact the connecting plate by rotating the threaded rotating rod, the position of the connecting plate is fixed, the position of the projector base is determined, and the operation is simple and convenient.

Description

Stability increasing device for projector

Technical Field

The utility model relates to the technical field of projectors, in particular to a stability augmentation device of a projector.

Background

The projector is an optical instrument which enlarges the outline of a workpiece by using an optical element and projects the outline onto a shadow mask; the method can use transmitted light for contour measurement, and can also use reflected light for measuring the surface shape of the non-through holes and observing the surface of the part.

The stability augmentation device is a device for enhancing the using effect of the projector, but the strength of the existing stability augmentation device is poor, the using effect of the projector on the stability augmentation device is affected, and meanwhile, the installation and the disassembly between the projector and the stability augmentation device are inconvenient, so that the using effect of the stability augmentation device is affected.

For example, the disclosed projector stability augmentation device of the grant publication number CN 211399082U is provided with a fixed table and a plurality of large springs on a platen, an elastic block and a plurality of small springs on the fixed table, a mounting plate of the projector is mounted on the elastic block, the mounting plate is also connected with the large springs and the small springs, and the elastic block has elasticity. The beneficial effects are that: the large spring and the small spring respectively buffer the energy of vibration, and because the characteristics of the springs still transmit a part of vibration to the mounting plate, the springs with different forms and different stiffness coefficients are adopted for energy opposite-impact so as to achieve the purpose of reducing the vibration; the mounting plate is mounted on a structure with elasticity, and vibration transmission can be reduced by the mounting plate or the mounting plate matched with the spring.

The stability augmentation device is a device for enhancing the using effect of the projector, and the strength of the stability augmentation device is poor in combination with the prior art, so that the using effect of the projector on the stability augmentation device is affected, meanwhile, the installation and the disassembly between the projector and the stability augmentation device are inconvenient, the using effect of the stability augmentation device is affected, and the problem is ubiquitous and needs to be improved urgently.

Disclosure of Invention

The utility model aims to provide a projector stability augmentation device so as to solve the problem of inconvenient installation and disassembly of a projector.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the projector stability augmentation device comprises a trapezoid block, wherein a transverse block is arranged at the upper end of the trapezoid block, upright posts are fixed on two sides of the upper end of the transverse block, and a frame body is fixed at the upper end of each upright post.

Preferably, slots are formed in four corners of the upper end of the frame body, through grooves are formed in the frame body, and the slots are communicated with the through grooves.

Preferably, a spring is arranged on the bottom wall of the through groove, and a connecting plate is fixed at the upper end of the spring.

Preferably, the frame body is internally and in threaded connection with a threaded rotating rod, and the threaded rotating rod stretches into the through groove to be connected with the limiting plate.

Preferably, the joint plate is provided with a projector base.

Preferably, the upper end of the projector base is fixed with a plug, and the outer side of the plug is arranged on the inner wall of the slot in a sliding way.

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

1. the utility model strengthens the use effect of the stability augmentation device through the trapezoid blocks and the upright posts, and strengthens the stability augmentation device.

2. According to the utility model, the connecting plate can be driven to move upwards through the spring, so that the plug post on the projector base is inserted into the slot, meanwhile, the limiting plate is driven to contact the connecting plate through rotating the threaded rotating rod, the position of the connecting plate is fixed, the position of the projector base is determined, and the operation is simple and convenient.

Drawings

FIG. 1 is a front view of the present utility model;

FIG. 2 is a front cross-sectional view of the present utility model;

fig. 3 is a top view of the present utility model.

In the figure: 1. a trapezoid block; 21. a transverse block; 22. a column; 23. a frame; 24. a slot; 31. a through groove; 32. a spring; 33. a splice plate; 34. a threaded rotating rod; 35. a limiting plate; 41. a projector mount; 42. and (5) inserting a column.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Referring to fig. 1-3, the projector stability augmentation device in the illustration includes a trapezoid block 1, a transverse block 21 is arranged at the upper end of the trapezoid block 1, the transverse block 21 is fixedly welded at the upper end of the trapezoid block 1, two sides of the upper end of the transverse block 21 are fixedly provided with upright posts 22, the upright posts 22 are round posts, the upper ends of the upright posts 22 are fixedly welded at the upper end of the transverse block 21, a frame 23 is fixedly arranged at the upper end of the upright posts 22, the frame 23 is fixedly welded at the upper ends of the upright posts 22, the strength of the trapezoid block 1 and the upright posts 22 is high, and the effect of the stability augmentation device is effectively enhanced.

The four corners of the upper end of the frame 23 are provided with slots 24, the four slots 24 are provided with four slots, the four corners of the upper end of the frame 23 are provided with through slots 31, the frame 23 is internally provided with through slots 31, the through slots 31 are arranged in the frame 23, and the slots 24 are communicated with the through slots 31, and the two slots are communicated.

The bottom wall of the through groove 31 is provided with springs 32, the springs 32 are provided with two, the two springs are respectively fixedly welded on two sides of the bottom wall of the through groove 31, the upper ends of the springs 32 are fixedly provided with connecting plates 33, the connecting plates 33 are fixedly welded on the upper ends of the springs 32, and simultaneously the outer sides of the connecting plates 33 are laterally arranged on the inner wall of the through groove 31.

The frame 23 internal thread connection has screw thread bull stick 34, and screw thread bull stick 34 can rotate in frame 23 bottom, can control screw thread bull stick 34 and stretch into the length of logical groove 31, and screw thread bull stick 34 stretches into logical groove 31 and is connected with limiting plate 35, limiting plate 35 fixed welding on screw thread bull stick 34, guarantees both synchronous motion.

The joint plate 33 is provided with a projector mount 41, and the projector mount 41 is attached to the joint plate 33.

The upper end of projector base 41 is fixed with inserted post 42, and inserted post 42 is provided four, and with slot 24 one-to-one, the outside slip of inserted post 42 sets up in slot 24 inner wall, and inserted post 42 can insert in the slot 24.

In this embodiment, the connection plate 33 is pressed downward, so that the connection plate 33 moves downward to compress the spring 32, the projector base 41 is placed on the connection plate 33, the spring 32 resets to drive the plug 42 on the projector base 41 to be inserted into the slot 24, the threaded rotating rod 34 is rotated, the threaded rotating rod 34 drives the limiting plate 35 to move upward until the limiting plate 35 is attached to the connection plate 33, the projector base 41 on the connection plate 33 is fixed in the through slot 31, the strength of the trapezoid block 1 and the upright post 22 is high, and the effect of the stability enhancing device is effectively enhanced.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The projector stability augmentation device is characterized by comprising a trapezoid block (1), wherein a transverse block (21) is arranged at the upper end of the trapezoid block (1), upright posts (22) are fixed on two sides of the upper end of the transverse block (21), and a frame body (23) is fixed at the upper end of each upright post (22).

2. The projector stability augmentation apparatus of claim 1, wherein: slots (24) are formed in four corners of the upper end of the frame body (23), through grooves (31) are formed in the frame body (23), and the slots (24) are communicated with the through grooves (31).

3. The projector stability augmentation apparatus of claim 2 wherein: the bottom wall of the through groove (31) is provided with a spring (32), and the upper end of the spring (32) is fixed with a connecting plate (33).

4. The projector stability augmentation apparatus of claim 1, wherein: the frame body (23) is internally connected with a threaded rotating rod (34) in a threaded mode, and the threaded rotating rod (34) stretches into the through groove (31) to be connected with the limiting plate (35).

5. A projector stability augmentation apparatus as claimed in claim 3, wherein: the connection plate (33) is provided with a projector base (41).

6. The projector stability augmentation apparatus of claim 5 wherein: the upper end of the projector base (41) is fixedly provided with a plug (42), and the outer side of the plug (42) is slidingly arranged on the inner wall of the slot (24).