CN210462349U

CN210462349U - Electronic bulletin device mechanism

Info

Publication number: CN210462349U
Application number: CN201921331367.6U
Authority: CN
Inventors: 马泽东; 马艳艳; 刘飞
Original assignee: Nanjing Dongding Technology Group Co Ltd
Current assignee: Nanjing Dongding Technology Group Co Ltd
Priority date: 2019-08-16
Filing date: 2019-08-16
Publication date: 2020-05-05
Anticipated expiration: 2029-08-16

Abstract

The utility model discloses an electronic bulletin device mechanism, including mounting plate, sliding block and electronic display screen, mounting plate's surface mosaic has the sliding tray, and inside one side fixed mounting of sliding tray has spacing tooth piece to the inside difference block of sliding tray is provided with fixed gear and sliding block, the sliding block is connected with reciprocal lead screw with the intermediate bearing of sliding block, and the outside threaded connection of reciprocal lead screw has rotatory sleeve to the below outside of telescopic link still is fixed with the fixed plate, be bolted connection between fixed plate and the mounting plate. This bulletin device mechanism, the setting of lead screw can be fine drive the connecting rod rotate and the telescopic link work of stretching out and drawing back, rotate at the connecting rod and the telescopic link in-process that stretches out and draws back, alright carry out the effect of adjusting with fine reaching the horizontal position of the electronic display screen of its top installation.

Description

Electronic bulletin device mechanism

Technical Field

The utility model relates to an electronic bulletin technical field specifically is an electronic bulletin device mechanism.

Background

In the existing market, electronic bulletins are arranged in a hall and outdoors, so that a display device for displaying different bulletins on an electronic display screen is conveniently controlled through the internet, and in order to install the electronic display screen, an installation mechanism is required to complete the installation work of the electronic display screen, and the following problems exist in the use process of the device mechanism in the existing market;

1. the existing installation device in the market has poor flexibility in the process of installing the electronic display screen, and cannot conveniently adjust the position of the display screen;

2. traditional installation device is at the in-process of installing, and under the great condition of external wind-force, the stability to the display screen installation can not be fine guarantees, leads to the phenomenon that the display screen falls down and influences personnel's safety to take place, consequently, we just provide a convenient bulletin device mechanism who solves above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electronic bulletin device mechanism to solve the in-process of installing of electronic bulletin device mechanism on the existing market that above-mentioned background art provided, the relatively poor and can not be fine problem of guaranteeing is carried out to the stability of display screen.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an electronic bulletin device mechanism, includes mounting plate, sliding block and electronic display screen, mounting plate's surface mosaic has the sliding tray, and sliding tray's inside one side fixed mounting has spacing tooth piece to the inside block respectively of sliding tray is provided with fixed gear and sliding block, the sliding block is connected with reciprocal lead screw with the intermediate bearing of sliding block, and the outside threaded connection of reciprocal lead screw has a rotating sleeve, and one side of rotating sleeve is connected with the connecting rod through the connecting axle, the top of connecting rod is also connected through the centre of connecting axle with electronic display screen, and electronic display screen's both sides position is connected with the telescopic link, and fixed connection between the top of telescopic link and the fixed gear to the below outside of telescopic link still is fixed with the fixed plate, be bolted connection between fixed plate and the mounting plate.

Preferably, the reciprocating screw rods are provided with 2 reciprocating screw rods, and the positions of the rotating sleeves and the positions of the connecting rods on the 2 reciprocating screw rods are all corresponding to each other.

Preferably, the telescopic link includes top sleeve, below sleeve and fixed block, and the telescopic inside cover in top is equipped with the below sleeve to telescopic top fixed mounting in below has the fixed block.

Preferably, the top end of the inner wall of the upper sleeve is provided with a limiting block, the cross section of the limiting block is of a concave structure, and the outer portion of the limiting block is of a circular arc structure.

Preferably, a preformed groove is inlaid in the fixed block, the bottom end of the inner portion of the preformed groove is connected with the moving block through a return spring, and the top end of the moving block is connected with the moving balls through a shaft.

Preferably, the movable ball is clamped with a concave structure inside the limiting block, the inner wall of the concave structure inside the limiting block and the outer wall of the movable ball are smooth planes, the inner wall of the upper sleeve is a rough surface, and the fixed gear is meshed with the limiting toothed block.

Compared with the prior art, the beneficial effects of the utility model are that: the electronic bulletin device mechanism;

1. the screw rod can well drive the connecting rod to rotate and the telescopic rod to perform telescopic work, and the effect of adjusting the horizontal position of the electronic display screen mounted at the top end of the connecting rod can be well achieved in the processes of rotating the connecting rod and extending the telescopic rod;

2. whole sliding block and telescopic link all can carry out the work of sliding in the inside of sliding tray, guarantee that whole electronic display screen can be fine adjust work on vertical height, the setting of the fixed gear on telescopic link top can be fine and spacing tooth piece between spacing, guarantee that whole fixed gear can drive the rigidity of telescopic link, bolt fastening between cooperation sliding block and the mounting plate, alright further assurance is carried out with fine stability to whole device, the phenomenon that the display screen fell down can not appear and take place.

Drawings

Fig. 1 is a schematic top view of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

FIG. 3 is a schematic view of the structure of the present invention;

FIG. 4 is a schematic view of the telescopic rod of the present invention;

FIG. 5 is an enlarged schematic view of the structure of FIG. 4B according to the present invention;

fig. 6 is the utility model discloses the sliding block is connected with installation floor and is overlooked the structure sketch map.

In the figure: 1. mounting a bottom plate; 2. a slider; 3. a reciprocating screw rod; 4. rotating the sleeve; 5. a connecting rod; 6. a connecting shaft; 7. a telescopic rod; 701. an upper sleeve; 702. a lower sleeve; 703. a fixed block; 8. an electronic display screen; 9. a fixing plate; 10. fixing a gear; 11. a sliding groove; 12. a limit tooth block; 13. reserving a groove; 14. a return spring; 15. a moving block; 16. moving the ball; 17. and a limiting block.

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. 1-6, the present invention provides a technical solution: an electronic bulletin device mechanism comprises a mounting base plate 1, a sliding block 2, a reciprocating screw rod 3, a rotating sleeve 4, a connecting rod 5, a connecting shaft 6, an expansion link 7, an upper sleeve 701, a lower sleeve 702, a fixing block 703, an electronic display screen 8, a fixing plate 9, a fixed gear 10, a sliding groove 11, a limiting toothed block 12, a reserved groove 13, a reset spring 14, a moving block 15, a moving ball 16 and a limiting block 17, wherein the surface of the mounting base plate 1 is embedded with the sliding groove 11, one side inside the sliding groove 11 is fixedly provided with the limiting toothed block 12, the sliding groove 11 is respectively provided with the fixed gear 10 and the sliding block 2 in a clamping manner, the sliding block 2 and a middle bearing of the sliding block 2 are connected with the reciprocating screw rod 3, the rotating sleeve 4 is connected with the external thread of the reciprocating screw rod 3, one side of the rotating sleeve 4 is connected with the connecting rod 5 through the connecting shaft 6, the top end of the, and the both sides position of electronic display screen 8 is connected with telescopic link 7, and fixed connection between the top of telescopic link 7 and fixed gear 10 to the outside still is fixed with fixed plate 9 in the below of telescopic link 7, is bolted connection between fixed plate 9 and mounting plate 1.

Reciprocating screw 3 is provided with 2, and the position of rotating sleeve 4 and connecting rod 5 all corresponds each other on 2 reciprocating screw 3, makes the removal work that electronic display screen 8 can carry out on the horizontal position under the effect of reciprocating screw 3 cooperation connecting rod 5 conveniently.

The telescopic rod 7 comprises an upper sleeve 701, a lower sleeve 702 and a fixed block 703, the lower sleeve 702 is sleeved inside the upper sleeve 701, the fixed block 703 is fixedly installed at the top end of the lower sleeve 702, a limit block 17 is arranged at the top end of the inner wall of the upper sleeve 701, the cross section of the limit block 17 is of a concave structure, the outer part of the limit block 17 is of a circular arc structure, a reserved groove 13 is inlaid inside the fixed block 703, the bottom end inside the reserved groove 13 is connected with a moving block 15 through a return spring 14, the top end of the moving block 15 is connected with a moving ball 16 through a shaft, the moving ball 16 is mutually clamped with the concave structure inside the limit block 17, the inner wall of the concave structure inside the limit block 17 and the outer wall of the moving ball 16 are smooth planes, the inner wall of the upper sleeve 701 is a rough surface, and the moving ball 16 can conveniently slide under the clamping action of the moving ball 16 and the limit block 17, the whole fixed block 703 is ensured to rotate, the fixed gear 10 is driven to rotate to be meshed with the limiting tooth block 12, and the effect of adjusting the height of the whole electronic display screen 8 is achieved;

intermeshing between fixed gear 10 and the spacing tooth piece 12 conveniently can't carry out rotatory in-process at fixed gear 10, carries out spacing work under the effect of spacing tooth piece 12, guarantees telescopic link 7 and to the fixed work of electronic display screen 8, the phenomenon that electronic display screen 8 fell down easily can not appear and takes place.

The working principle is as follows: when the electronic bulletin device mechanism is used, firstly, bolt installation work is carried out between the installation bottom plate 1 of the whole device and a position needing to be installed, and after the installation is finished, the position and the height of the whole device need to be adjusted;

when the whole electronic display 8 needs to be adjusted at a vertical position, according to fig. 1-5, a worker only needs to start the electric motor at the top end of one side of the reciprocating screw rod 3, so that the electric motor drives the reciprocating screw rod 3 to rotate, in the process of rotating the reciprocating screw rod 3, due to the limiting work of the telescopic rod 7 on the electronic display 8, the rotary sleeve 4 meshed and connected with the reciprocating screw rod 3 can move left and right, in the process of moving the rotary sleeve 4 left and right, the connecting shaft 6 on the rotary sleeve 4 can drive the connecting rod 5 to rotate, in the process of rotating the connecting rod 5, the upper sleeve 701 and the lower sleeve 702 on the telescopic rod 7 can be driven to slide between each other, when the lower sleeve 702 slides to the top end inside the upper sleeve 701, according to fig. 4-5, the movable balls 16 in the grooves 13 in the lower sleeve 702 are engaged with the stoppers 17 on the inner wall of the upper sleeve 701, so that the worker can rotate the lower sleeve 702, when the lower sleeve 702 is rotated, according to fig. 2 and 6, the fixed gear 10 at the top end thereof is allowed to rotate, during the rotation of the fixed gear 10, the fixed gear can be meshed with the limiting toothed block 12 in the sliding groove 11 to displace, and the effect of displacing the whole sliding block 2 and the telescopic rod 7 can be well achieved by matching the movement of the sliding block at the bottom of the whole sliding block 2 in the sliding groove 11, after the adjustment is completed, the positions of the sliding block 2 and the telescopic rod 7 are fixed through the fastening bolt, therefore, the effect of adjusting the height of the electronic display screen 8 connected with the top end of the electronic display screen is well achieved;

then, according to fig. 1-5, the rotation of the reciprocating screw rod 3 is repeated to make the reciprocating screw rod 3 rotate reversely, during the process of the reverse rotation of the reciprocating screw rod 3, the lower sleeve 702 retracts inside the upper sleeve 701, during the process of retraction, the movable ball 16 at the top end of the fixed block 703 is separated from the limit block 17, and the movable ball 16 is reset to be attached to the inner wall of the upper sleeve 701 under the action of the reset spring 14, so as to ensure that the lower sleeve 702 cannot rotate inside the upper sleeve 701, and therefore the fixed gear 10 at the top end of the lower sleeve 702 is limited by the limit tooth block 12, so as to ensure that the whole electronic display screen 8 can be stably positioned at a proper position on the mounting base plate 1, thereby not only achieving the effect of adjusting in a horizontal position, but also further limiting the position of the electronic display screen 8, the safety of the whole mechanism in the using process is better.

It is well within the skill of those in the art to electronically display, when necessary, content that is not described in detail throughout this specification.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides an electronic bulletin device mechanism, includes mounting plate (1), sliding block (2) and electronic display screen (8), its characterized in that: the surface of the mounting base plate (1) is inlaid with a sliding groove (11), a limiting tooth block (12) is fixedly mounted on one side of the inside of the sliding groove (11), a fixed gear (10) and a sliding block (2) are respectively clamped inside the sliding groove (11), the sliding block (2) is connected with a reciprocating lead screw (3) through a middle bearing of the sliding block (2), a rotating sleeve (4) is connected with the outer portion of the reciprocating lead screw (3) in a threaded manner, one side of the rotating sleeve (4) is connected with a connecting rod (5) through a connecting shaft (6), the top end of the connecting rod (5) is also connected with the middle of an electronic display screen (8) through the connecting shaft (6), the two side positions of the electronic display screen (8) are connected with a telescopic rod (7), the top end of the telescopic rod (7) is fixedly connected with the fixed gear (10), and a fixing plate (9) is further fixed outside the lower portion of the telescopic rod, the fixed plate (9) is connected with the mounting bottom plate (1) through bolts.

2. An electronic bulletin device mechanism as recited in claim 1, wherein: the number of the reciprocating screw rods (3) is 2, and the positions of the rotating sleeves (4) and the positions of the connecting rods (5) on the 2 reciprocating screw rods (3) correspond to each other.

3. An electronic bulletin device mechanism as recited in claim 1, wherein: the telescopic rod (7) comprises an upper sleeve (701), a lower sleeve (702) and a fixing block (703), the lower sleeve (702) is sleeved inside the upper sleeve (701), and the fixing block (703) is fixedly mounted at the top end of the lower sleeve (702).

4. An electronic bulletin device mechanism as recited in claim 3, wherein: a limiting block (17) is arranged at the top end of the inner wall of the upper sleeve (701), the cross section of the limiting block (17) is of a concave structure, and the outer portion of the limiting block (17) is of a circular arc structure.

5. An electronic bulletin device mechanism as recited in claim 4, wherein: a preformed groove (13) is inlaid in the fixed block (703), the bottom end of the inner portion of the preformed groove (13) is connected with a moving block (15) through a return spring (14), and the top end of the moving block (15) is connected with a moving ball (16) through a shaft.

6. An electronic bulletin device mechanism as recited in claim 5, wherein: the movable ball (16) is clamped with a concave structure in the limiting block (17), the inner wall of the concave structure in the limiting block (17) and the outer wall of the movable ball (16) are smooth planes, the inner wall of the upper sleeve (701) is a rough surface, and the fixed gear (10) is meshed with the limiting toothed block (12).