CN213165235U

CN213165235U - Liquid crystal support

Info

Publication number: CN213165235U
Application number: CN202020961538.XU
Authority: CN
Inventors: 徐杰; 林国庆; 魏章波; 喻臻翔
Original assignee: Ningbo Sanxing Electric Co Ltd
Current assignee: Ningbo Sanxing Electric Co Ltd
Priority date: 2020-05-30
Filing date: 2020-05-30
Publication date: 2021-05-11
Anticipated expiration: 2030-05-30

Abstract

The utility model relates to a liquid crystal support, the camera includes a supporting plate, the week of backup pad is provided with two along circumference interval arrangement and is used for blocking the elasticity buckle of establishing the liquid crystal, two elasticity buckle mutual disposition, its characterized in that: at least one elastic buckle is provided with a support leg which can enable the corresponding elastic buckle to move towards the direction far away from the liquid crystal under the stress state, and the support leg extends downwards and is positioned below the supporting plate. When liquid crystal is required to be installed, the support legs are pressed towards the liquid crystal direction, the elastic buckles can move towards the direction away from the liquid crystal, at the moment, the distance between two adjacent elastic buckles is increased, the liquid crystal is conveniently installed between the two elastic buckles, the support legs are pressed in the same mode when the liquid crystal is required to be disassembled and assembled, the liquid crystal is taken out from the two elastic buckles, the whole liquid crystal disassembling and assembling process is convenient to operate, and the structural design is reasonable.

Description

Liquid crystal support

Technical Field

The utility model belongs to the technical field of the system of checking meter, concretely relates to liquid crystal support.

Background

An electric energy meter is an instrument for measuring electric energy, also called watt-hour meter, fire meter, kilowatt hour meter, and is an instrument for measuring various electric quantities. The concentrator is a central management device and a control device of a remote centralized meter reading system and is responsible for regularly reading terminal data of an electric meter, command transmission of the system, data communication, network management, event recording, transverse transmission of data and other functions, and the concentrator is a central connection point device for connecting a terminal, a computer or communication equipment.

The utility model discloses a be provided with liquid crystal (display or liquid crystal display) and be used for installing the liquid crystal support that supports liquid crystal in electric energy meter or the concentrator at present, like the chinese utility model patent that the applicant applied earlier "a concentrator with liquid crystal support", its patent number is CN201821046181.1 (the grant bulletin number is CN209103504U), a concentrator with liquid crystal support is disclosed, including liquid crystal support and the liquid crystal of installing on liquid crystal support with dismantling, set up the recess that supplies liquid crystal installation on the liquid crystal support, be provided with the buckle that is used for fixing the liquid crystal joint in the recess on the lateral wall of liquid crystal support, the edge of this recess inside wall is the arc transition, under liquid crystal is in the assembly completion state, is formed with the space between the inside wall of the edge of recess and the lateral wall of the corresponding edge of liquid crystal.

Above-mentioned buckle can outwards strut under exogenic action, and when the liquid crystal installation, with liquid crystal rigid connection back in the recess, the buckle can resume initial condition and live the liquid crystal centre gripping, when the dismouting liquid crystal, needs both hands to break the buckle outwards off with the fingers and thumb and tear the liquid crystal out, has increased the dismouting degree of difficulty.

Therefore, further improvements to existing liquid crystal supports are needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that to the current situation of above-mentioned prior art, a make things convenient for liquid crystal support of liquid crystal dismouting is provided.

The utility model provides a technical scheme that above-mentioned technical problem adopted does: the utility model provides a liquid crystal support, includes the backup pad, the week of backup pad is provided with two along circumference interval arrangement and be used for the card to establish the elasticity buckle of liquid crystal, two the elasticity buckle is arranged relatively, its characterized in that: at least one elastic buckle is provided with a support leg which can enable the corresponding elastic buckle to move towards the direction far away from the liquid crystal under the stress state, and the support leg extends downwards and is positioned below the supporting plate.

In order to more conveniently realize the inward and outward movement of the elastic buckles towards the liquid crystal, each elastic buckle is provided with one support leg, and the two support legs are oppositely arranged.

In order to limit the movement of the liquid crystal and enable the installation of the liquid crystal to be more stable, at least one positioning part extending upwards is arranged on each of two opposite first edges of the supporting plate, one elastic buckle is arranged on each of the other two second edges of the supporting plate, and an accommodating space for accommodating the liquid crystal is formed between each positioning part and each elastic buckle in a surrounding mode.

Preferably, the positioning portion on one of the first edges is an L-shaped first blocking block, the number of the first blocking blocks is two, and corners of the two first blocking blocks are located at corners of the supporting plate.

In order to realize the clamping of the liquid crystal, a clamping block which extends upwards and is used for clamping the liquid crystal is arranged between the two first blocking blocks.

The elastic buckle can be formed in various forms, but preferably, the side wall of the support plate is provided with two strip-shaped holes which extend downwards and are arranged oppositely, the support plate is provided with an opening which stretches across the two strip-shaped holes, the support plate is formed into an elastic plate through the strip-shaped holes and the opening, the elastic plate extends upwards and is bent to form the elastic buckle, and the elastic plate extends downwards to form the support leg.

Preferably, the top surface of the support plate is partially recessed downward to form a groove, and the bottom surface of the groove is located below the bottom surface of the support plate except for the groove. So, when setting up high voltage component below the liquid crystal support, the bottom surface of liquid crystal sets up low pressure component, and the existence of recess has increased the creepage distance between low pressure component and the high voltage component, prevents that high voltage component and low voltage component from disturbing.

In order to facilitate the installation of the heat dissipation element, the supporting plate is provided with a notch, and the lower surface of the supporting plate is provided with a connecting piece used for installing the heat dissipation element at a position corresponding to the notch.

The connecting piece has various forms, can take the form of buckle, can also take the form of plastic screw connection, but preferably, the connecting piece includes downwardly extending's extension board, be provided with the card portion that the card set radiating element was established on the extension board, the extension board has a plurality ofly, and along the circumference interval arrangement of breach.

In order to facilitate the installation of the liquid crystal bracket on the circuit board, hooks for hooking the circuit board are arranged on two opposite sides of the supporting plate.

Compared with the prior art, the utility model has the advantages of: this liquid crystal support is provided with the stabilizer blade in the position of elasticity buckle, when liquid crystal is installed to needs, presses the stabilizer blade towards the liquid crystal direction, can make elasticity buckle towards keeping away from the liquid crystal direction motion, at this moment, has increased the distance between two adjacent elasticity buckles, conveniently installs the liquid crystal between the two, when needs dismouting liquid crystal, presses the stabilizer blade with same mode, and takes out the liquid crystal between two elasticity buckles, whole liquid crystal dismouting process convenient operation, and structural design is reasonable.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic view of the structure of FIG. 1 from another angle;

FIG. 3 is a schematic view of the structure of FIG. 2 at another angle;

FIG. 4 is a schematic view showing an assembly structure of a liquid crystal holder mounted with liquid crystal and a circuit board;

FIG. 5 is a schematic perspective exploded view of FIG. 4;

fig. 6 is a cross-sectional view of fig. 4.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

As shown in fig. 1 to 6, the liquid crystal bracket according to the embodiment of the present invention is used to mount a liquid crystal 2. As shown in fig. 1 to 4, the liquid crystal support includes a support plate 1, and the support plate 1 has two first edges and two second edges.

In order to conveniently clamp the liquid crystal 2, two second edges of the supporting plate 1 are respectively provided with an elastic buckle 111 for clamping the liquid crystal 2, the two elastic buckles 111 are arranged oppositely, each elastic buckle 111 is provided with a supporting leg 112 which enables the corresponding elastic buckle 111 to move towards the direction away from the liquid crystal 2 under a stress state, and then after the external force on the supporting leg 112 is removed, the elastic buckle 111 is restored to an initial state. The legs 112 extend downward and are located below the support plate 1, and the two legs 112 are oppositely arranged.

The two elastic buckles have the same structure, and one elastic buckle is taken as an example. As shown in fig. 2 and fig. 3, the second edge of the supporting plate 1 is provided with two strip-shaped holes 11a extending downward and being arranged oppositely, the longitudinal section of the strip-shaped hole 11a is L-shaped, the supporting plate 1 is provided with an open hole 11b crossing the two strip-shaped holes 11a, the supporting plate 1 is formed with an elastic plate 11 through the strip-shaped hole 11a and the open hole 11b, the elastic plate 11 extends upward and is bent to form the elastic buckle 111, and the elastic plate 11 extends downward to form the support leg 112, which is specifically shown in fig. 2.

In order to limit the liquid crystal from moving along the length direction of the second edge, as shown in fig. 1 to 3, two opposite first edges of the supporting plate 1 are respectively provided with a positioning portion extending upward, and an accommodating space a for accommodating the liquid crystal 2 is enclosed between the positioning portion and the elastic buckle 111. The positioning part on one first edge is a first barrier block 12 with an L-shaped cross section, the number of the first barrier blocks 12 is two, corners of the two first barrier blocks 12 are positioned at the corners of the support plate 1, and a clamping block 13 which extends upwards and is used for clamping the liquid crystal 2 is arranged between the two second barrier blocks 19; the other positioning part on the first edge is a second stop block 19 with an L-shaped longitudinal section, and the number of the second stop blocks 19 is two.

The liquid crystal support is mounted on the circuit board 3, as shown in fig. 4, the support plate 1 is located on the circuit board 3, the two opposite second edges of the support plate 1 are respectively provided with the hooks 18, specifically, one of the second edges is provided with two hooks 18, the other second edge is provided with one hook 18, each hook 18 comprises an extending part 181 extending downwards, the lower end part of the extending part 181 is provided with a hook part 182, as shown in fig. 5, the circuit board 3 is provided with a mounting hole 31 for the hook part 182 to be clamped into. In order to support the liquid crystal support conveniently, a second edge of the supporting plate 1 is provided with two supporting members 17 extending downward, the two supporting members 17 are located at two sides of the hook 18, the bottom of the supporting member 17 is provided with a positioning column 171 extending downward, the circuit board 3 is provided with an insertion hole 32 for the corresponding positioning column 171 to be inserted into, and the circuit board 3 is located between the supporting member 17 and the hook 182 when the liquid crystal support is mounted on the circuit board, as shown in fig. 6.

As shown in fig. 2 and fig. 3, the top surface of the supporting plate 1 is partially recessed downward to form a groove 14, the groove 14 is located between two supporting legs 112, the bottom surface of the groove 14 is located below the bottom surface of the supporting plate 1 except the groove 14, the circuit board can be provided with a high voltage element at a position corresponding to the groove, the high voltage element is located between the circuit board and the liquid crystal support, and the bottom surface of the liquid crystal can be provided with a low voltage element, and the existence of the groove 14 increases the creepage distance between the low voltage element and the high voltage element, thereby increasing the insulating strength of the liquid crystal support, preventing the high voltage element and the low voltage element from interfering, and further preventing the liquid crystal from being unable to display due.

In order to facilitate the installation of the heat dissipation element, the supporting plate 1 is provided with a notch 15, and a connecting piece for installing the heat dissipation element is arranged on the lower surface of the supporting plate 1 at a position corresponding to the notch 15. As shown in fig. 1 to 3, the connector includes an extension plate 16 extending downward, a plurality of fastening portions 161 for fastening the heat dissipation element are provided on the extension plate 16, the extension plate 16 is spaced along the circumference of the notch 15, and a reinforcing rib 162 is provided on the extension plate 16 to reinforce the strength of the extension plate 16. The heat dissipation element may be a fan capable of dissipating heat from the electrical elements on the circuit board, or may be another structure capable of dissipating heat.

Directional terms such as "front", "rear", "upper", "lower", "left", "right", "side", "top", "bottom", and the like are used in the description and claims of the present invention to describe various example structural portions and elements of the present invention, but these terms are used herein for convenience of description only and are determined based on example orientations shown in the drawings. Because the disclosed embodiments may be arranged in different orientations, these directional terms are for illustrative purposes only and should not be construed as limiting, and for example, "upper" and "lower" are not necessarily limited to orientations opposite or consistent with the direction of gravity.

Claims

1. The utility model provides a liquid crystal support, includes backup pad (1), the periphery of backup pad (1) is provided with two along circumference interval arrangement and is used for the card to establish elasticity buckle (111) of liquid crystal (2), two elasticity buckle (111) are arranged relatively, its characterized in that: at least one elastic buckle (111) is provided with a support leg (112) which can enable the corresponding elastic buckle (111) to move towards the direction far away from the liquid crystal (2) under the stress state, and the support leg (112) extends downwards and is positioned below the support plate (1).

2. The liquid crystal support of claim 1, wherein: each elastic buckle (111) is provided with one support leg (112), and the two support legs (112) are arranged oppositely.

3. The liquid crystal support of claim 2, wherein: at least one positioning part extending upwards is arranged on two opposite first edges of the supporting plate (1), one elastic buckle (111) is arranged on the other two second edges of the supporting plate (1), and an accommodating space (A) for accommodating liquid crystal (2) is formed between the positioning part and the elastic buckle (111) in a surrounding mode.

4. The liquid crystal support of claim 2, wherein: the positioning part on one first edge is an L-shaped first blocking block (12), the number of the first blocking blocks (12) is two, and the corners of the two first blocking blocks (12) are located at the corners of the supporting plate (1).

5. The liquid crystal support of claim 4, wherein: a clamping block (13) which extends upwards and is used for clamping the liquid crystal (2) is arranged between the two first blocking blocks (12).

6. The liquid crystal support of claim 1, wherein: two bar holes (11a) of downwardly extending and relative arrangement are seted up to the lateral wall of backup pad (1), seted up on backup pad (1) and span two trompil (11b) of bar hole (11a), backup pad (1) passes through bar hole (11a) and trompil (11b) are formed with elastic plate (11), elastic plate (11) upwards extend and buckle and be formed with elasticity buckle (111), elastic plate (11) downwardly extending form stabilizer blade (112).

7. The liquid crystal support of claim 2, wherein: the top surface of the support plate (1) is partially recessed downwards to form a groove (14), and the bottom surface of the groove (14) is positioned below the bottom surface of the support plate (1) except the groove (14).

8. The liquid crystal support of claim 1, wherein: the heat dissipation device is characterized in that a notch (15) is formed in the supporting plate (1), and a connecting piece used for installing a heat dissipation element is arranged on the lower surface of the supporting plate (1) at a position corresponding to the notch (15).

9. The liquid crystal support of claim 8, wherein: the connecting piece includes downwardly extending's extension board (16), be provided with card portion (161) of card setting radiating element on extension board (16), extension board (16) have a plurality ofly, and follow the circumference interval arrangement of breach (15).

10. A liquid crystal support according to any one of claims 1 to 9, wherein: hooks (18) used for hooking the circuit board (3) are arranged on two opposite sides of the supporting plate (1).