CN219346112U

CN219346112U - Projection device with adjustable height for railway engineering cost

Info

Publication number: CN219346112U
Application number: CN202222462049.1U
Authority: CN
Inventors: 段晓光
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-09-16
Filing date: 2022-09-16
Publication date: 2023-07-14
Anticipated expiration: 2032-09-16

Abstract

The utility model discloses a projection device with adjustable height for railway engineering cost, and relates to the technical field of railway engineering cost. The projector comprises a projector body, a top plate, a box body, an adjusting accessory and a lifting component, wherein the top plate is arranged at the bottom of the projector body, the box body is arranged on the lower wall of the top plate, the adjusting accessory is arranged on the side of the projector body, and the lifting component is arranged on the inner side wall of the box body. According to the utility model, the lifting assembly and the adjusting accessory are arranged, the motor drives the side telescopic rod and the lifting piece to lift, meanwhile, the telescopic rod and the lifting piece drive the top plate connected with the upper end to enable the projector body to move, the springs arranged at the top ends of the lifting piece and the telescopic rod can play a buffering effect when the projector body descends, the shell is connected with the projector body in a clamping mode, the fixing piece welded on the lower wall of the shell is in threaded connection with the connecting cylinder, and the rotating rod is rotated through the rotating shaft to enable the projector above the connecting cylinder to be adjusted according to a required angle, so that flexible use is realized.

Description

Projection device with adjustable height for railway engineering cost

Technical Field

The utility model belongs to the technical field of railway engineering cost, and particularly relates to a height-adjustable projection device for railway engineering cost.

Background

Along with the gradual perfection of railway construction, the development scale of railway engineering projects is continuously expanded, and railway engineering cost plays an important role in investment estimation and design budget programming and auditing of railway engineering projects, and plays an important role in railway construction quality safety, standard construction market and the like, and the railway engineering cost assists the display and planning of railway engineering projects by using a projection device with adjustable height, so that the working difficulty of workers is reduced to a certain extent, but the following defects still exist in actual use:

1. the existing projection device with adjustable height for railway engineering cost is usually fixed on a ceiling when in use, and can only realize the height adjustment of the whole projection picture by adjusting the position of a curtain and the like, thereby causing the problems of inconvenient use and influencing the working efficiency of a user;

2. the prior projection device with adjustable height for railway engineering cost can not adjust the angle when in use, thereby causing the problems of low use efficiency and inflexibility.

Therefore, the conventional projection device with adjustable height for railway engineering cost cannot meet the requirement in practical use, so that there is an urgent need for an improved technology in the market to solve the above problems.

Disclosure of Invention

The utility model aims to provide a projection device with adjustable height for railway engineering cost, which is characterized in that a lifting component and an adjusting accessory are arranged, a motor drives a side telescopic rod and a lifting piece to lift, meanwhile, the telescopic rod and the lifting piece drive a top plate connected with the upper end to enable a projector body to move, springs arranged at the tops of the lifting piece and the telescopic rod can play a buffering role during descending, a shell is connected with the projector body in a clamping way, a fixing piece welded on the lower wall of the shell is in threaded connection with a connecting cylinder, and a rotating rod is rotated through a rotating shaft to enable a projector above the connecting cylinder to be adjusted according to a required angle, so that flexible use is realized, and the problem of the existing projection device with adjustable height for railway engineering cost is solved.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to a projection device with adjustable height for railway engineering cost, which comprises a projector body, a top plate, a box body, an adjusting accessory and a lifting component, wherein the top plate is arranged at the bottom of the projector body;

the adjusting accessory consists of a shell, a fixing piece, a connecting cylinder, a rotating rod and a rotating shaft, wherein the fixing piece is arranged on the outer side wall of the shell, the connecting cylinder is arranged beside the fixing piece, the rotating rod is arranged on the inner wall of the connecting cylinder, and the rotating shaft is arranged on the outer wall of the bottom end of the rotating rod;

the bottom of lifting unit is provided with the motor, and the side of motor is provided with the telescopic link, and the spring is installed on the top of telescopic link, and the side of spring is provided with the lifting part.

Further, universal wheels are arranged on the side wall of the bottom of the box body and are connected with the box body through bolts; specifically, the universal wheels are arranged in a plurality, and the universal wheels are arranged in a bilateral symmetry structure.

Further, a projection lens is arranged in the projector body, and a heat dissipation hole is formed in the surface of the projector body; specifically, the radiating holes are arranged in a square structure, and the radiating holes are arranged in an equidistant array structure.

Further, the shell is connected with the projector body in a clamping way, and the lower wall of the shell is connected with the fixing piece in a welding way; specifically, the shell is concave structure setting, and the shell can guarantee the stability of projecting apparatus body and extension projecting apparatus body's live time.

Further, the fixing piece is in threaded connection with the connecting cylinder, the connecting cylinder is in sleeved connection with the rotating rod, and the rotating rod is in rotary connection with the rotating shaft; specifically, the mounting is connected with the bull stick through the connecting cylinder, adjusts the annex and is connected with the roof through the pivot.

Further, the top plate is connected with the bottom wall of the box body through the lifting piece, and the telescopic rod is connected with the spring in an adhesive mode; specifically, through the cooperation of lifting part and telescopic link, can play the effect of buffering.

The utility model has the following beneficial effects:

1. according to the utility model, the lifting assembly is arranged, the motor is controlled by the outer end controller to drive the side telescopic rod and the lifting piece to lift, meanwhile, the telescopic rod and the lifting piece drive the top plate connected with the upper end to enable the projector body to move, and the springs arranged at the tops of the lifting piece and the telescopic rod can play a role in buffering when the projector body descends, so that the problems that the height of the whole projection picture is adjusted only by adjusting the position of a curtain and the like, the use is inconvenient and the working efficiency of a user is affected due to the fact that the conventional height-adjustable projection device for railway engineering cost is usually fixed on a ceiling are solved.

2. According to the utility model, the adjusting accessory is arranged, the shell is connected with the projector body in a clamping way, the fixing piece is welded on the lower wall of the shell and is in threaded connection with the connecting cylinder, and the rotating rod is rotated through the rotating shaft to enable the projector above the connecting cylinder to be adjusted according to a required angle, so that flexible use is realized, and the problems that the angle cannot be adjusted, and the use efficiency is low and inflexible are solved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of a height-adjustable projection device for railway engineering construction;

FIG. 2 is a schematic diagram of a projection device with adjustable height for railway engineering construction;

FIG. 3 is a schematic diagram of the structure of the adjustment accessory;

fig. 4 is a schematic structural view of the lifting assembly.

In the drawings, the list of components represented by the various numbers is as follows:

1. a projector body; 101. a projection lens; 102. a heat radiation hole; 2. a top plate; 3. a case; 301. a universal wheel; 4. adjusting the accessory; 401. a housing; 402. a fixing member; 403. a connecting cylinder; 404. a rotating rod; 405. a rotating shaft; 5. a lifting assembly; 501. a spring; 502. a telescopic rod; 503. a lifting member; 504. and a motor.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

Referring to fig. 1-4, the utility model discloses a projection device with adjustable height for railway engineering cost, which comprises a projector body 1, a top plate 2, a box body 3, an adjusting accessory 4 and a lifting component 5, wherein the top plate 2 is arranged at the bottom of the projector body 1, the box body 3 is arranged on the lower wall of the top plate 2, the adjusting accessory 4 is arranged at the side of the projector body 1, and the lifting component 5 is arranged on the inner side wall of the box body 3;

the adjusting accessory 4 comprises a shell 401, a fixing piece 402, a connecting cylinder 403, a rotating rod 404 and a rotating shaft 405, wherein the fixing piece 402 is arranged on the outer side wall of the shell 401, the connecting cylinder 403 is arranged at the side of the fixing piece 402, the rotating rod 404 is arranged on the inner wall of the connecting cylinder 403, and the rotating shaft 405 is arranged on the outer wall of the bottom end of the rotating rod 404;

the bottom of lifting assembly 5 is provided with motor 504, and the side of motor 504 is provided with telescopic link 502, and spring 501 is installed on the top of telescopic link 502, and the side of spring 501 is provided with lifter 503.

As shown in fig. 1-2, universal wheels 301 are arranged on the side wall of the bottom of the box body 3, and the universal wheels 301 are connected with the box body 3 through bolts; specifically, a plurality of universal wheels 301 are provided, and the universal wheels 301 are arranged in a bilateral symmetry structure; a projection lens 101 is arranged in the projector body 1, and a heat radiation hole 102 is formed in the surface of the projector body 1; specifically, the heat dissipation holes 102 are arranged in a square structure, and the heat dissipation holes 102 are arranged in an equidistant array structure.

As shown in fig. 1 and 3, the housing 401 is connected with the projector body 1 in a clamping manner, and the lower wall of the housing 401 is connected with the fixing piece 402 in a welding manner; specifically, the housing 401 is arranged in a concave structure, and the housing 401 can ensure the stability of the projector body 1 and prolong the service time of the projector body 1; the fixing piece 402 is in threaded connection with the connecting cylinder 403, the connecting cylinder 403 is in sleeved connection with the rotating rod 404, and the rotating rod 404 is in rotary connection with the rotating shaft 405; specifically, the fixing member 402 is connected to the rotating lever 404 via the connecting cylinder 403, and the adjustment accessory 4 is connected to the top plate 2 via the rotating shaft 405.

As shown in fig. 1 and 4, the top plate 2 is connected with the bottom wall of the box 3 through a lifting part 503, and the telescopic rod 502 is connected with the spring 501 in an adhesive manner; specifically, the lifter 503 and the telescopic rod 502 cooperate to provide a cushioning effect.

When the projector is used, the shell 401 is connected with the lower end of the outer side wall of the projector body 1 in a clamping way, the rotary connecting cylinder 403 is in threaded connection with the fixed piece 402 welded with the lower wall of the shell 401, and the rotary rod 404 is rotated through the rotary shaft 405 to drive the connecting cylinder 403 which is in sleeved connection with the rotary rod 404, so that the projector body 1 can be adjusted according to a required angle, and flexible use is realized; the motor 504 is controlled by the outer end controller to drive the side telescopic rod 502 and the lifting part 503 to lift up and down, meanwhile, the telescopic rod 502 and the lifting part 503 can drive the top plate 2 connected with the upper end to rotate the projector body 1 at multiple angles during operation, and the spring 501 and the lifting part 503 arranged at the top end of the telescopic rod 502 can play a role in buffering during descending.

The foregoing is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, and any modification, equivalent replacement, and improvement of some of the technical features described in the foregoing embodiments are all within the scope of the present utility model.

Claims

1. The utility model provides a but railway engineering cost height-adjusting's projection arrangement, includes projecting apparatus body (1), roof (2), box (3), adjustment annex (4) and lifting unit (5), its characterized in that: the projector comprises a projector body (1), wherein a top plate (2) is arranged at the bottom of the projector body (1), a box body (3) is arranged on the lower wall of the top plate (2), an adjusting accessory (4) is arranged on the side of the projector body (1), and a lifting assembly (5) is arranged on the inner side wall of the box body (3);

the adjusting accessory (4) consists of a shell (401), a fixing piece (402), a connecting cylinder (403), a rotating rod (404) and a rotating shaft (405), wherein the fixing piece (402) is arranged on the outer side wall of the shell (401), the connecting cylinder (403) is arranged at the side of the fixing piece (402), the rotating rod (404) is arranged on the inner wall of the connecting cylinder (403), and the rotating shaft (405) is arranged on the outer wall of the bottom end of the rotating rod (404);

the bottom of lifting assembly (5) is provided with motor (504), the side of motor (504) is provided with telescopic link (502), spring (501) are installed on the top of telescopic link (502), the side of spring (501) is provided with lifting part (503).

2. The height-adjustable projection device for railway engineering construction cost according to claim 1, wherein: and universal wheels (301) are arranged on the side wall of the bottom of the box body (3), and the universal wheels (301) are connected with the box body (3) through bolts.

3. The height-adjustable projection device for railway engineering construction cost according to claim 1, wherein: the projector is characterized in that a projection lens (101) is arranged in the projector body (1), and a heat dissipation hole (102) is formed in the surface of the projector body (1).

4. The height-adjustable projection device for railway engineering construction cost according to claim 1, wherein: the shell (401) is connected with the projector body (1) in a clamping mode, and the lower wall of the shell (401) is connected with the fixing piece (402) in a welding mode.

5. The height-adjustable projection device for railway engineering construction cost according to claim 1, wherein: the fixing piece (402) is in threaded connection with the connecting cylinder (403), the connecting cylinder (403) is in sleeve connection with the rotating rod (404), and the rotating rod (404) is in rotary connection with the rotating shaft (405).

6. The height-adjustable projection device for railway engineering construction cost according to claim 1, wherein: the top plate (2) is connected with the bottom wall of the box body (3) through the lifting piece (503), and the telescopic rod (502) is connected with the spring (501) in an adhesive mode.