CN213479584U

CN213479584U - Display device for construction engineering consultation propaganda

Info

Publication number: CN213479584U
Application number: CN202021758201.5U
Authority: CN
Inventors: 包松峰
Original assignee: Shanghai Xie Heng Engineering Management Co ltd
Current assignee: Shanghai Xie Heng Engineering Management Co ltd
Priority date: 2020-08-21
Filing date: 2020-08-21
Publication date: 2021-06-18
Anticipated expiration: 2030-08-21

Abstract

The utility model discloses a display device is used in construction engineering consultation propaganda, including base, display screen and cylinder, the lower surface at the base is fixed to the cylinder, and the output shaft of cylinder is vertical upwards to pass the base, the display screen is fixed on the top of cylinder output shaft, at the bilateral symmetry of the inside cylinder output shaft of base be equipped with clamping device, the both sides of cylinder output shaft correspond clamping device and are equipped with two rows of apical grooves that are vertical distribution respectively, the cylinder is parallelly connected with clamping device and uses same switch, and during the cylinder outage, clamping device's thimble inserts apical groove and fixes the output shaft of cylinder from both sides. The utility model discloses can adjust the height of display screen according to pedestrian's height, convenient to use can provide an insurance effect to the output shaft of cylinder through clamping device moreover, makes the display screen break when preventing that the cylinder from damaging.

Description

Display device for construction engineering consultation propaganda

Technical Field

The utility model relates to a construction engineering technical field specifically is a display device is used in construction engineering consultation propaganda.

Background

Present building engineering cost consultation service platform adopts artifical consultation, artifical reply service, information inefficiency mostly, and whole process is wasted time and energy, needs more cost of labor and artifical time, but the most simple structure of current unmanned consultation platform, for single stage body, has human-computer interaction's display and operating panel, and the pedestrian inquires enterprise information by oneself.

However, the height of the existing unmanned consultation platform cannot be adjusted, the using effect is not ideal enough, and the height of the existing unmanned consultation platform cannot meet the requirement of consulting pedestrians with different heights, and needs to be improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a display device is used in construction engineering consultation propaganda can carry out height-adjusting according to the pedestrian's height.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a display device is used in construction engineering consultation propaganda, includes base, display screen and cylinder, the lower surface at the base is fixed to the cylinder, and the output shaft of cylinder is vertical upwards to pass the base, the top at the cylinder output shaft is fixed to the display screen, and the bilateral symmetry of cylinder output shaft inside the base is equipped with clamping device, the both sides of cylinder output shaft correspond clamping device and are equipped with two rows of apical grooves that are vertical distribution respectively, the cylinder is parallelly connected and use same switch with clamping device, and when the cylinder outage, clamping device's thimble inserts the apical groove and fixes the output shaft of cylinder from both sides.

Preferably, supporting legs are fixed at four corners of the lower end of the base.

Preferably, the upper end symmetry of base is equipped with two vertical guide posts, the bilateral symmetry of display screen is fixed with two uide bushings, and the uide bushing of display screen both sides is sliding connection respectively on the guide post of both sides, all is fixed with the limiting plate on the top of every guide post.

Preferably, the clamping device comprises an electromagnet assembly, a swing frame, a telescopic frame and an ejector pin, the electromagnet assembly comprises a shell, an iron rod, a lead spirally wound outside the iron rod, an iron block, a baffle and a spring, the shell is fixed inside the base, the iron block is fixed at the top end inside the shell, the iron rod is arranged below the iron block, the lower end of the iron rod penetrates out of the bottom wall of the shell, the baffle is fixed at one section of the iron rod outside the shell, the spring is sleeved outside the iron rod, the upper end of the spring is fixed on the bottom wall of the shell, the lower end of the spring is fixed on the baffle, a first pin shaft is fixed at the lower end of the iron rod, the first pin shaft penetrates through a first long pin hole outside the lower end of the swing frame, the upper end of the swing frame is rotatably connected to the inner wall of the base, and the lower end of the inner side of the swing frame is hinged, the inner side of the telescopic frame is provided with a second long pin hole, the inner wall of the base is provided with a second pin shaft, the second pin shaft penetrates into the second long pin hole, and the thimble is fixed on the end surface of the inner side of the telescopic frame.

Preferably, the lower end of the iron block is provided with a slot matched with the upper end of the iron rod.

Preferably, the electromagnet assembly is connected with the cylinder in parallel and uses the same switch.

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

the height of the display screen can be adjusted according to the height of a pedestrian, the use is convenient, and the safety function can be provided for the output shaft of the air cylinder through the clamping device, so that the display screen is prevented from being broken when the air cylinder is damaged;

two, the utility model discloses a set up guide post, uide bushing, can make the display screen go up and down more stable, do not rock.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of A in FIG. 1;

in the figure: 1-base, 2-supporting legs, 3-display screen, 4-guide column, 5-guide sleeve, 6-limiting plate, 7-cylinder, 8-output shaft, 9-clamping device, 10-shell, 11-iron block, 12-iron rod, 13-spring, 14-baffle, 15-first pin shaft, 16-swinging frame, 17-second pin shaft, 18-telescopic frame and 19-thimble.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 2, the present invention provides a technical solution: the utility model provides a display device is used in construction engineering consultation propaganda, includes base 1, display screen 3 and cylinder 7, the lower surface at base 1 is fixed to cylinder 7, and the vertical base 1 that upwards passes of output shaft 8 of cylinder 7, display screen 3 is fixed on the top of cylinder 7 output shaft 8, at the bilateral symmetry of the inside cylinder 7 output shaft 8 of base be equipped with clamping device 9, the both sides of cylinder 7 output shaft 8 correspond clamping device 9 and are equipped with two rows of apical grooves that are vertical distribution respectively, cylinder 7 and clamping device 9 are parallelly connected and use same switch, and when cylinder 7 cut off the power supply, the thimble 19 of clamping device 9 inserts the apical groove in and fixes the output shaft 8 of cylinder 7 from both sides.

Specifically, the lower end four corners of the base 1 are fixed with support legs 2.

Particularly, the upper end symmetry of base 1 is equipped with two vertical guide posts 4, the bilateral symmetry of display screen 3 is fixed with two uide bushings 5, and the uide bushing 5 of display screen 3 both sides is sliding connection respectively on the guide post 4 of both sides, all is fixed with limiting plate 6 on the top of every guide post 4.

Specifically, the clamping device 9 includes an electromagnet assembly, a swing frame 16, a telescopic frame 18 and a thimble 19, the electromagnet assembly includes a housing 10, an iron rod 12, a lead spirally wound on the outside of the iron rod 12, an iron block 11, a baffle 14 and a spring 13, the housing 10 is fixed inside the base 1, the iron block 11 is fixed at the top end inside the housing 10, the iron rod 12 is disposed below the iron block 11, and the lower end of the iron rod penetrates out from the bottom wall of the housing 10, the baffle 14 is fixed on a section of the iron rod 12 located outside the housing 10, the spring 13 is sleeved outside the iron rod 12, the upper end of the spring 13 is fixed on the bottom wall of the housing 10, the lower end of the spring 13 is fixed on the baffle 14, the lower end of the iron rod 12 is fixed with a first pin shaft 15, the first pin shaft 15 penetrates through a first long pin hole outside the lower end of the swing frame 16, the upper end of the swing frame 16 is rotatably connected to the inner wall of the, the lower end of the inner side of the swing frame 16 is hinged to the outer end of the telescopic frame 18, a second long pin hole is formed in the inner side of the telescopic frame 18, a second pin shaft 17 is arranged on the inner wall of the base 1, the second pin shaft 17 penetrates into the second long pin hole, and the ejector pin 19 is fixed on the end face of the inner side of the telescopic frame 18.

Specifically, the lower end of the iron block 11 is provided with a slot matched with the upper end of the iron rod 12.

In particular, the electromagnet assembly is connected in parallel with the cylinder 7 and uses the same switch.

The working principle is as follows: when the height of the display screen 3 needs to be adjusted, the switch is pressed down, the electromagnet assembly and the air cylinder 7 are simultaneously electrified, at the moment, the end part of the iron rod 12 generates a magnetic field, the iron rod 12 is upwards inserted into the slot of the iron block 11 by overcoming the elasticity of the spring 13, the lower end of the iron rod 12 can drive the swing frame 16 to rotate, the inner side of the swing frame 16 drives the telescopic frame 18 to outwards retract, the ejector pin 19 is moved out of the ejector slot, at the moment, the air cylinder 7 is controlled by a control button of the air cylinder 7 to drive the display screen 3 to upwards move or downwards, after the display screen 3 is in place, the power switch of the air cylinder 7 and the electromagnet assembly is disconnected, at the moment, the iron rod 12 downwards moves under the action of the spring 13, the iron rod 12 pushes the telescopic frame 18 inwards through the swing frame 16, the ejector pin 19 is inserted into the ejector slots.

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

Claims

1. The utility model provides a display device is used in construction engineering consultation propaganda, includes base, display screen and cylinder, its characterized in that: the cylinder is fixed on the lower surface of the base, an output shaft of the cylinder vertically penetrates through the base upwards, the display screen is fixed on the top end of the output shaft of the cylinder, clamping devices are symmetrically arranged on two sides of the output shaft of the cylinder inside the base, two rows of top grooves which are vertically distributed are respectively arranged on two sides of the output shaft of the cylinder corresponding to the clamping devices, the cylinder and the clamping devices are connected in parallel and use the same switch, and when the cylinder is powered off, a thimble of the clamping device is inserted into the top grooves to fix the output shaft of the cylinder from two sides.

2. The display device for consultation and propaganda of construction projects according to claim 1, wherein: supporting legs are fixed at four corners of the lower end of the base.

3. The display device for consultation and propaganda of construction projects according to claim 1, wherein: the upper end symmetry of base is equipped with two vertical guide posts, the bilateral symmetry of display screen is fixed with two uide bushings, and the uide bushing of display screen both sides is sliding connection respectively on the guide post of both sides, all is fixed with the limiting plate on the top of every guide post.

4. The display device for consultation and propaganda of construction projects according to claim 1, wherein: the clamping device comprises an electromagnet assembly, a swing frame, an expansion frame and an ejector pin, wherein the electromagnet assembly comprises a shell, an iron rod, a lead spirally wound outside the iron rod, an iron block, a baffle and a spring, the shell is fixed inside the base, the iron block is fixed at the top end inside the shell, the iron rod is arranged below the iron block, the lower end of the iron rod penetrates out of the bottom wall of the shell, the baffle is fixed on one section of the iron rod outside the shell, the spring is sleeved outside the iron rod, the upper end of the spring is fixed on the bottom wall of the shell, the lower end of the spring is fixed on the baffle, a first pin shaft is fixed at the lower end of the iron rod and penetrates through a first long pin hole outside the lower end of the swing frame, the upper end of the swing frame is rotatably connected to the inner wall of the base, the lower end inside of the swing frame is hinged to the outer end of the expansion frame, and a second long pin hole is, and a second pin shaft is arranged on the inner wall of the base, penetrates into the second long pin hole, and is fixed on the end surface of the inner side of the telescopic frame.

5. The display device for consultation and propaganda of construction projects according to claim 4, wherein: the lower extreme of iron plate is equipped with the slot with the upper end assorted of iron set.

6. The display device for consultation and propaganda of construction projects according to claim 4, wherein: the electromagnet assembly is connected with the air cylinder in parallel and uses the same switch.