CN211223430U

CN211223430U - Display device for PIS system of metro vehicle

Info

Publication number: CN211223430U
Application number: CN201921601696.8U
Authority: CN
Inventors: 谢兵章
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-25
Filing date: 2019-09-25
Publication date: 2020-08-11
Anticipated expiration: 2029-09-25

Abstract

The utility model discloses a display device for a PIS system of a metro vehicle, which comprises a fixing part, a telescopic rod and a display mechanism, wherein the top end of the telescopic rod is fixedly connected with a rotating part arranged in the fixing part, the display mechanism is arranged at the bottom end of the telescopic rod, a limiting part is arranged at the outer side of the top part of the telescopic rod, and the display device for the PIS system of the metro vehicle is different from the prior art, when the display mechanism is arranged, the telescopic rod is extruded and limited to a certain degree, so that the automatic deflection of the telescopic rod can be effectively avoided, the installation of the display mechanism is effectively facilitated, meanwhile, the traditional bolt installation mode is abandoned through a clamping component, after the display mechanism is lifted to a fixed height by one person, a clamping seat is clamped and fixed with a mounting plate through the clamping component, the installation can be completed, and the installation of the display mechanism is, and avoids the waste of human resources.

Description

Display device for PIS system of metro vehicle

Technical Field

The utility model relates to a display technical field specifically is a display device that railcar PIS system used.

Background

Passenger information service systems (PIS) rely on sophisticated and reliable network technologies and multimedia transmission and display technologies, the multimedia comprehensive information display system which takes a station and a vehicle-mounted display terminal as media and mainly provides operation information for passengers, because the subway station has larger area, more display devices are installed and the cardinality is large, and because the subway station is a public place, the population flow is large and the installation position of the display device is relatively higher, meanwhile, the installation effect is fixed, so that the disassembly is inconvenient, when the display device is damaged due to failure and needs to be maintained on site, the display device is not convenient, the maintenance efficiency and the normal use of the display device are influenced, in contrast, a PIS system for a subway vehicle disclosed in patent No. CN201822027417.3 uses a display device which is easy to install and is fixed by bolts of a mounting rod and a mounting plate, so as to facilitate installation of the display device.

However, in the time of in-service use, because its mounting panel and installation pole install through the mode of bolt fastening, make and need two people cooperations when the installation is dismantled mostly, wherein alone lift and hold display device, another people dismantles the bolt, it is relatively inconvenient, and extravagant manpower resources, simultaneously, because its manual telescopic link can rotate at will relative mounting, this just makes when installing display device, manual telescopic link is automatic very easily and is deflected at will, influence display device's symmetrical installation, bring inconvenience for the installation work, for this reason, we provide a display device that railcar PIS system used.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a display device that railcar PIS system was used to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a display device that railcar PIS system used, includes mounting, telescopic link and display mechanism, the telescopic link top and the inside rotation piece fixed connection that sets up of mounting, display mechanism installs in the telescopic link bottom, the telescopic link top outside is equipped with the locating part, and installs the installation component in the telescopic link bottom, display mechanism is fixed with the telescopic link through the installation component.

Preferably, the limiting part comprises a threaded lantern ring, an external thread is arranged on the outer side of the top end of the telescopic rod, and the threaded lantern ring is connected to the outer side of the telescopic rod through the external thread.

Preferably, the installation component includes the mounting panel, the mounting panel is fixed in the telescopic link bottom, and the mounting panel both sides all set up the mounting groove that runs through, two the mounting groove is about mounting panel central symmetry, the display mechanism dorsal part is fixed with two mount pads, one side that display mechanism was kept away from to the mount pad all is fixed with the block seat, the block seat slides respectively and runs through the mounting groove, and all is equipped with the joint subassembly in the block seat, the block seat is fixed with the mounting panel through the joint subassembly respectively.

Preferably, the clamping assembly comprises a displacement clamping block, a clamping chute is formed in the clamping seat, the displacement clamping block is slidably connected in the clamping chute, a compression spring is fixed at one end of the displacement clamping block, which is located in the clamping chute, and one end of the compression spring, which is far away from the displacement clamping block, is fixedly connected with the inner wall of the clamping chute.

Preferably, the clamping components are symmetrically provided with two clamping components, and the two clamping components are symmetrical about the central section of the clamping seat.

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

1. the utility model discloses, be different from prior art, when installing display mechanism, it is spacing through carrying out the extrusion of certain degree to the telescopic link, can effectively avoid the telescopic link to deflect automatically, thereby the effectual installation that has made things convenient for display mechanism, and simultaneously, through the joint subassembly that sets up, the mode of traditional bolt installation has been abandoned, only need alone lift and hold display mechanism to the fixed height after, it is fixed with block seat and mounting panel block through the joint subassembly, can accomplish the installation, further the installation that has made things convenient for display mechanism, and avoid manpower resources's waste.

Drawings

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

FIG. 2 is a schematic view of the structure of FIG. 1 in another orientation according to the present invention;

FIG. 3 is a schematic view of a portion of the structure of FIG. 2 according to the present invention;

FIG. 4 is a schematic view of the sectional structure of the fixing member of the present invention;

FIG. 5 is a schematic view of a partial structure of the mounting assembly of the present invention;

fig. 6 is a schematic view of the cross-sectional structure of fig. 5 according to the present invention.

In the figure: 1-a fixing piece; 2, a telescopic rod; 3-a display mechanism; 4-a limiting member; 5-mounting the component; 6-mounting grooves; 7-mounting seats; 8-a clamping seat; 9-a clamping assembly; 10-displacement fixture block; 11-a snap-fit chute; 12-a compression spring; 13-a threaded collar; 14-mounting plate.

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: a display device for a PIS (picture information system) of a metro vehicle comprises a fixing part 1, an expansion link 2 and a display mechanism 3, wherein the top end of the expansion link 2 is fixedly connected with a rotating part arranged in the fixing part 1, the display mechanism 3 is installed at the bottom end of the expansion link 2, a limiting part 4 is arranged on the outer side of the top of the expansion link 2, and the limiting part 4 is used for limiting the expansion link 2, so that the inconvenience in installation caused by the rotation of the expansion link 2 when the display mechanism 3 is installed is avoided;

installation component 5 is installed to 2 bottoms of telescopic link, display mechanism 3 is fixed with telescopic link 2 through installation component 5, then distinguishes prior art in advance, further makes things convenient for display mechanism 3's installation.

The limiting part 4 comprises a threaded sleeve ring 13, the threaded sleeve ring 13 is a hollow cylinder but is not limited, the threaded sleeve ring 13 can be also arranged to be a hollow polygonal cylinder for improving the friction force when the telescopic rod is held and rotated, external threads are arranged on the outer side of the top end of the telescopic rod 2, the threaded sleeve ring 13 is connected to the outer side of the telescopic rod 2 through external threads in a threaded mode, when the telescopic rod is used, the telescopic rod 2 can be driven to move relative to the fixing part 1 through rotating the threaded sleeve ring 13, the shell of the fixing part 1 is extruded through the threaded sleeve ring 13 and a rotating part in the fixing part 1, therefore, the telescopic rod 2 is limited, the telescopic rod is prevented from being easily rotated, the installation of the display mechanism 3 is effectively facilitated, and in order to improve the extrusion.

Installation component 5 includes mounting

panel

14, and 14 sectional shape of mounting panel is the rectangle but not limitation, also can choose for use other cross-sections to be centrosymmetric shape, for example circular and hexagon, mainly in order to guarantee the stability of display mechanism 3 installation, mounting panel 14 is fixed in 2 bottoms of telescopic link, and the mounting groove 6 that runs through is seted up to 14 both sides of mounting panel, 3 dorsal sides of display mechanism are fixed with two mount pads 7, one side that display mechanism 3 was kept away from to mount pad 7 all is fixed with block 8, block 8 slides respectively and runs through mounting groove 6, block 8 and 6 sectional shape of mounting groove are the complex rectangle but not preferred, only need the cooperation set up can, also can be circular and polygon.

The clamping components 9 are arranged in the clamping seats 8 and used for clamping and fixing the clamping seats 8 and the mounting plate 14, so that the display mechanism 3 is convenient to mount and fix.

The clamping assembly 9 comprises a displacement clamping block 10, the cross section of the displacement clamping block 10 is in a right trapezoid shape but is not limited, and can be in other polygons with single-side inclination, a clamping sliding groove 11 is formed in the clamping seat 8, the displacement clamping block 10 is slidably connected in the clamping sliding groove 11, a compression spring 12 is fixed at one end of the displacement clamping block 10, which is located in the clamping sliding groove 11, one but not limited, compression spring 12 is arranged, in order to ensure efficient and stable clamping for long-time use, the number of the compression springs 12 can also be two, one end of the compression spring 12, which is far away from the displacement clamping block 10, is fixedly connected with the inner wall of the clamping sliding groove 11, when the compression spring 12 is elastically lowered after long-time use, in order to prevent the displacement clamping block 10 from sliding out of the clamping sliding groove 11, a limiting telescopic rod is additionally arranged in the clamping sliding groove 11, to avoid affecting use.

Two clamping assemblies 9 are symmetrically arranged, and the two clamping assemblies 9 are symmetrical about the central section of the clamping seat 8, so that the fixing stability of the clamping seat 8 and the mounting plate 14 can be further improved, and the stability of the display mechanism 3 after mounting is further improved.

It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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 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 that railcar PIS system was used, includes mounting (1), telescopic link (2) and display mechanism (3), the rotation piece fixed connection of telescopic link (2) top and mounting (1) inside setting, install in telescopic link (2) bottom display mechanism (3), its characterized in that: the display mechanism is characterized in that a limiting part (4) is arranged on the outer side of the top of the telescopic rod (2), a mounting component (5) is mounted at the bottom end of the telescopic rod (2), and the display mechanism (3) is fixed with the telescopic rod (2) through the mounting component (5).

2. The display device for a metro vehicle PIS system according to claim 1, characterized in that: the limiting part (4) comprises a threaded sleeve ring (13), an external thread is arranged on the outer side of the top end of the telescopic rod (2), and the threaded sleeve ring (13) is connected to the outer side of the telescopic rod (2) through the external thread.

3. The display device for a metro vehicle PIS system according to claim 1, characterized in that: installation component (5) are including mounting panel (14), mounting panel (14) are fixed in telescopic link (2) bottom, and mounting panel (14) both sides all set up mounting groove (6) that run through, two mounting groove (6) are about mounting panel (14) central symmetry, display mechanism (3) dorsal part is fixed with two mount pads (7), one side that display mechanism (3) were kept away from in mount pad (7) all is fixed with block seat (8), block seat (8) slide respectively and run through mounting groove (6), and all are equipped with joint subassembly (9) in block seat (8), block seat (8) are fixed with mounting panel (14) through joint subassembly (9) respectively.

4. The display device for a metro vehicle PIS system according to claim 3, wherein: the clamping component (9) comprises a displacement clamping block (10), a clamping sliding groove (11) is formed in the clamping seat (8), the displacement clamping block (10) is connected in the clamping sliding groove (11) in a sliding mode, a compression spring (12) is fixed to one end, located in the clamping sliding groove (11), of the displacement clamping block (10), and one end, far away from the displacement clamping block (10), of the compression spring (12) is fixedly connected with the inner wall of the clamping sliding groove (11).

5. The display device for a metro vehicle PIS system according to claim 4, wherein: the clamping components (9) are symmetrically provided with two clamping components (9), and the two clamping components (9) are symmetrical about the central section of the clamping seat (8).