CN211928350U

CN211928350U - Dot matrix liquid crystal module seal structure

Info

Publication number: CN211928350U
Application number: CN202020578173.2U
Authority: CN
Inventors: 余红霞; 王德荣; 湛远恩
Original assignee: Fujian Xienkai Electronic Co ltd
Current assignee: Fujian Xienkai Electronic Co ltd
Priority date: 2020-04-18
Filing date: 2020-04-18
Publication date: 2020-11-13
Anticipated expiration: 2030-04-18

Abstract

The utility model relates to the technical field of liquid crystal display, in particular to a dot matrix liquid crystal module sealing structure, which comprises a bottom frame and a front frame, wherein the inner side of the bottom end surface of the bottom frame is fixedly connected with a backlight module, the top end surface of the backlight module is fixedly connected with a liquid crystal display panel, the bottom frame is connected with the front frame in a sliding way, the front frame runs through the bottom frame, and the front frame is connected with the liquid crystal display panel in a sliding way; the utility model discloses in, through the sealing washer that sets up, first sideboard, the second sideboard, the fly leaf, first spring, movable rod and second spring, this kind sets up the fixed connection of cooperation sealing washer and first sideboard, the fixed connection of sealing washer and second sideboard, the fly leaf is connected with the rotation of first sideboard, the fixed connection of fly leaf and first spring and the fixed connection of movable rod and second spring, the sealing performance of improving device has been realized, avoid the device to advance grey intake air, the display effect of module has been guaranteed.

Description

Dot matrix liquid crystal module seal structure

Technical Field

The utility model relates to a liquid crystal display technology field specifically is a dot matrix liquid crystal module seal structure.

Background

The liquid crystal display device has the characteristics of light weight, thin thickness, low power consumption and small radiation, and is widely applied, and the liquid crystal display device is in the use process, because sealing performance is poor, foreign matters such as dust and water vapor enter the liquid crystal module from the gap between the front frame and the bottom frame very easily, and then the quality of the liquid crystal module is influenced, so that the demand for a lattice liquid crystal module sealing structure is increasing day by day.

The current dot matrix liquid crystal module is when using, lacks effectual sealed means, along with live time's increase, easily advances grey intake air in the module, has influenced the display effect of module, in addition, current liquid crystal module adopts the buckle block to fix preceding frame and underframe together when the installation, when needs maintain, unpack apart preceding frame and underframe and easily cause the buckle rupture, it is inconvenient to use, consequently, propose a dot matrix liquid crystal module seal structure to above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a dot matrix liquid crystal module seal structure 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 dot matrix liquid crystal module seal structure, includes underframe and preceding frame, the inboard fixedly connected with backlight module of underframe bottom face, backlight module top face fixedly connected with liquid crystal display panel, underframe and preceding frame sliding connection, the preceding frame runs through the underframe, preceding frame and liquid crystal display panel sliding connection, the inboard top fixedly connected with protection panel of preceding frame, the sealing washer has been cup jointed in the preceding frame outside, the inboard first sideboard of equal fixedly connected with of sealing washer left end face inboard and sealing washer right-hand member face inboard, the inboard second sideboard of equal fixedly connected with of sealing washer rear end face inboard of terminal surface before the sealing washer, first sideboard and second sideboard sliding connection, first sideboard inboard all is connected with the fly leaf through the pivot rotation with second sideboard inboard.

Preferably, the bottom end of the outer side of the movable plate is fixedly connected with a first spring, the other end of the first spring positioned on one side of the first side plate is fixedly connected with the first side plate, and the other end of the first spring positioned on one side of the second side plate is fixedly connected with the second side plate.

Preferably, fly leaf outside top sliding connection has the movable rod, the movable rod runs through the underframe, movable rod and underframe sliding connection, movable rod outside fixedly connected with second spring, the other end and the underframe fixed connection of second spring.

Preferably, the bottom end of the outer side of the bottom frame is slidably connected with a clamping block, the clamping block is slidably connected with the front frame, the clamping block penetrates through the bottom frame, a third spring is fixedly connected to the inner side of the clamping block, the third spring penetrates through the clamping block, and the other end of the third spring is fixedly connected with the bottom frame.

Preferably, underframe bottom end face central point puts and rotates and is connected with the nut, the nut runs through the underframe, nut top end face fixedly connected with screw shaft, the other end and the underframe of screw shaft rotate to be connected, screw shaft outside bottom spiral connection has the slider, the screw shaft runs through the slider, the slider outside is rotated through the pivot and is connected with the connecting rod, the connecting rod other end is rotated through the pivot and is connected with the gag lever post, the gag lever post runs through the underframe, gag lever post and underframe sliding connection.

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

1. in the utility model, the arrangement is matched with the fixed connection of the sealing ring and the first side plate, the fixed connection of the sealing ring and the second side plate, the rotating connection of the movable plate and the first side plate, the fixed connection of the movable plate and the first spring and the fixed connection of the movable rod and the second spring through the arranged sealing ring, the first side plate, the second side plate, the movable plate, the first spring and the second spring, thereby realizing the improvement of the sealing performance of the device, avoiding the dust entering and the water inlet of the device and ensuring the display effect of the module;

2. the utility model discloses in, through threaded spindle, slider, connecting rod, gag lever post and the nut that sets up, this kind sets up fixed connection, the threaded spindle of cooperation threaded spindle and nut and is connected with the rotation of connecting rod and the rotation of gag lever post with the screw connection of slider, has realized convenient fixing underframe and preceding frame together, makes things convenient for the dismouting, facilitates the use.

Drawings

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

FIG. 2 is a 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 FIG. 1 at B according to the present invention;

FIG. 4 is a schematic view of the structure of FIG. 1 at C according to the present invention;

fig. 5 is a schematic view of the top-down mounting structure of the sealing ring (6) of the present invention.

In the figure: 1-bottom frame, 2-backlight module, 3-liquid crystal display panel, 4-front frame, 5-protection panel, 6-sealing ring, 7-first side plate, 8-second side plate, 9-movable plate, 10-first spring, 11-movable rod, 12-second spring, 13-clamping block, 14-third spring, 15-threaded shaft, 16-sliding block, 17-connecting rod, 18-limiting rod and 19-nut.

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. 1-5, the present invention provides a technical solution:

the utility model provides a dot matrix liquid crystal module seal structure, including underframe 1 and preceding frame 4, the inboard fixedly connected with backlight module 2 of 1 bottom terminal surface of underframe, 2 top terminal surface fixedly connected with liquid crystal display panel 3 of backlight module, underframe 1 and preceding frame 4 sliding connection, preceding frame 4 runs through underframe 1, preceding frame 4 and liquid crystal display panel 3 sliding connection, 4 inboard top fixedly connected with protection panel 5 of preceding frame, sealing washer 6 has been cup jointed in the 4 outside of preceding frame, the device leakproofness is convenient for improve in this kind of setting, 6 left end inboard of sealing washer and the inboard first sideboard 7 of the equal fixedly connected with of 6 right-hand member face of sealing washer, the inboard and the inboard equal fixedly connected with second sideboard 8 of 6 rear end faces of sealing washer of terminal surface of 6 before the sealing washer,

first sideboard

7 and 8 sliding connection of second sideboard, the inboard and 8 inboard of second sideboard of first sideboard 7 all are connected with fly leaf 9 through the pivot rotation.

The bottom end of the outer side of the movable plate 9 is fixedly connected with a first spring 10, the other end of the first spring 10 positioned on one side of the first side plate 7 is fixedly connected with the first side plate 7, the other end of the first spring 10 positioned on one side of the second side plate 8 is fixedly connected with the second side plate 8, the arrangement is convenient for avoiding crushing the side wall of the front frame 4 due to the expansion of the sealing ring 6 on the premise of ensuring good sealing performance, the top end of the outer side of the movable plate 9 is slidably connected with a movable rod 11, the movable rod 11 penetrates through the bottom frame 1, the movable rod 11 is slidably connected with the bottom frame 1, the outer side of the movable rod 11 is fixedly connected with a second spring 12, the other end of the second spring 12 is fixedly connected with the bottom frame 1, the arrangement is convenient for expanding and resetting the sealing ring 6, the bottom end of the outer side of the bottom frame 1 is slidably connected with a clamping block 13, the clamping block 13 is slidably connected with the front frame, third spring 14 runs through fixture block 13, the other end and underframe 1 fixed connection of third spring 14, this kind of setting is convenient for fix in advance preceding frame 4 and underframe 1, underframe 1 bottom face central point puts and rotates and is connected with nut 19, nut 19 runs through underframe 1, nut 19 top face fixedly connected with screw spindle 15, screw spindle 15's the other end rotates with underframe 1 to be connected, 15 outside bottom spiral connections of screw spindle have slider 16, screw spindle 15 runs through slider 16, the slider 16 outside is rotated through the pivot and is connected with connecting rod 17, the connecting rod 17 other end rotates through the pivot and is connected with gag lever post 18, gag lever post 18 runs through underframe 1, gag lever post 18 and underframe 1 sliding connection, this kind of setting is convenient for fix preceding frame 4 and underframe 1 together, make things convenient for the dismouting.

The working process is as follows: when the device is installed, a worker presses the front frame 4 to be aligned with the bottom frame 1, the movable rod 11 is driven to slide downwards along with the downward sliding of the front frame 4, the second spring 12 is stretched, the second spring 12 is connected with the movable plate 9 in a sliding manner, the movable plate 9 rotates, the first spring 10 is compressed, the first side plate 7 and the second side plate 8 slide outwards, the sealing ring 6 expands outwards, a gap between the front frame 4 and the bottom frame 1 is sealed, on the premise that the sealing performance is good due to the existence of the movable plate 9 and the first spring 10, the side wall of the front frame 4 cannot be damaged due to the expansion of the sealing ring 6, along with the fact that the front frame 4 is pressed to the bottom, the clamping block 13 is clamped into a groove arranged in the side wall of the front frame 4 under the elastic force of the third spring 14 to pre-fix the front frame 4, then the device is screwed and overturned, the worker passes through the screw cap 19, the nut 19 rotates to drive the threaded shaft 15 to rotate, so that the sliding block 16 moves, and at the moment, the connecting rod 17, the sliding block 16 and the limiting rod 18 rotate, so that the limiting rod 18 slides outwards and is clamped into a groove formed in the front frame 4, and the front frame 4 and the bottom frame 1 are fixed.

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 dot matrix liquid crystal module seal structure, includes underframe (1) and preceding frame (4), its characterized in that: the inner side of the bottom end surface of the bottom frame (1) is fixedly connected with a backlight module (2), the top end surface of the backlight module (2) is fixedly connected with a liquid crystal display panel (3), the bottom frame (1) is connected with the front frame (4) in a sliding way, the front frame (4) penetrates through the bottom frame (1), the front frame (4) is connected with the liquid crystal display panel (3) in a sliding way, the top end of the inner side of the front frame (4) is fixedly connected with a protective panel (5), a sealing ring (6) is sleeved on the outer side of the front frame (4), the inner side of the left end surface of the sealing ring (6) and the inner side of the right end surface of the sealing ring (6) are fixedly connected with a first side plate (7), the inner side of the front end surface of the sealing ring (6) and the inner side of the rear end surface of the sealing ring (6) are fixedly connected with a second side plate (8), first sideboard (7) and second sideboard (8) sliding connection, first sideboard (7) inboard all is connected with fly leaf (9) through the pivot rotation with second sideboard (8) inboard.

2. A dot matrix liquid crystal module sealing structure according to claim 1, characterized in that: fly leaf (9) outside bottom fixedly connected with first spring (10), be located the other end and first sideboard (7) fixed connection of first spring (10) of first sideboard (7) one side are located the other end and second sideboard (8) fixed connection of first spring (10) of second sideboard (8) one side.

3. A dot matrix liquid crystal module sealing structure according to claim 1, characterized in that: fly leaf (9) outside top sliding connection has movable rod (11), movable rod (11) run through underframe (1), movable rod (11) and underframe (1) sliding connection, movable rod (11) outside fixedly connected with second spring (12), the other end and underframe (1) fixed connection of second spring (12).

4. A dot matrix liquid crystal module sealing structure according to claim 1, characterized in that: bottom frame (1) outside bottom sliding connection has fixture block (13), fixture block (13) and preceding frame (4) sliding connection, bottom frame (1) is run through in fixture block (13), fixture block (13) inboard fixedly connected with third spring (14), third spring (14) run through fixture block (13), the other end and bottom frame (1) fixed connection of third spring (14).

5. A dot matrix liquid crystal module sealing structure according to claim 1, characterized in that: underframe (1) bottom face central point puts and rotates and is connected with nut (19), nut (19) run through underframe (1), nut (19) top end face fixedly connected with screw shaft (15), the other end and underframe (1) of screw shaft (15) rotate and are connected, screw shaft (15) outside bottom spiral connection has slider (16), screw shaft (15) run through slider (16), the slider (16) outside is rotated through the pivot and is connected with connecting rod (17), connecting rod (17) other end is rotated through the pivot and is connected with gag lever post (18), gag lever post (18) run through underframe (1), gag lever post (18) and underframe (1) sliding connection.