Wall-mounted direct current screen convenient to install

Abstract

According to the technical scheme, the wall-mounted direct current screen convenient to install is characterized in that the wall-mounted direct current screen comprises a direct current screen body and a fixed back plate, the fixed back plate is provided with a plurality of movable connecting devices with openings, and the movable connecting devices comprise connecting devices A with vertical opening directions and connecting devices B with transverse opening directions; the connecting device A is close to the upper end face of the direct current screen body, the connecting device B is close to the lower end face of the direct current screen body, the direct current screen body is provided with a retaining ring matched with an opening of the movable connecting device, and the two sides of the fixed back plate are provided with installation protrusions with open holes. According to the utility model, the movable connecting device is matched with the retaining ring, so that the direct current screen can be simply and conveniently mounted; and the connecting device A and the connecting device B in different directions are arranged to limit the movement of the direct current screen main body, so that the mounting stability of the direct current screen is good.

Description

TECHNICAL FIELD

[0001] The utility model relates to a direct current screen technical field more specifically, it relates to a wall -hanging direct current screen convenient to install. BACKGROUND

[0002] At present, the direct current screen (also called intelligent maintenance-free direct current power supply screen) is a kind of power equipment that converts alternating current into stable direct current through rectifier, mainly used for providing uninterrupted direct current power supply for power system, communication base station, industrial control and other scenes, and the wall -hanging direct current screen is a kind of wall -hanging installation direct current power supply equipment that does not need special large equipment foundation or independent machine room space, compared with traditional large direct current screen, the wall -hanging direct current screen is simple in structure, and the installation process is relatively simple. Usually only needs to determine the installation position, fixes on the wall, connects the input and output lines.

[0003] But the prior art still has some defects, the existing wall -hanging direct current screen mostly is equipped with fixed bolt on the mounting plate of the two sides of direct current screen main part, and the direct current screen main part is installed and fixed by the cooperation between fixed bolt, mounting plate and wall, realizes wall -hanging installation, and it is more cumbersome to disassemble and overhaul when installing and disassembling, and it is time -wasting and very inconvenient. UTILITY MODEL CONTENTS

[0004] In view of the deficiencies in the prior art, the utility model provides a wall -hanging direct current screen convenient to install, which is convenient to install and position.

[0005] To achieve the above object, the utility model provides the following technical scheme: including direct current screen main part, fixed backboard, the fixed backboard is provided with a plurality of movable connecting devices with openings, the movable connecting device includes the connecting device A with the vertical opening direction, the connecting device B with the horizontal opening direction, the connecting device A is close to the upper end surface of direct current screen main part, the connecting device B is close to the lower end surface of direct current screen main part, the direct current screen main part is provided with the snap ring that the opening of movable connecting device is adapted, and the both sides of the fixed backboard are provided with the mounting protrusion with the opening.

[0006] The utility model is further provided as follows: the movable connecting device with opening is the lock catch device, the lock catch device includes the lock tongue, movable baffle, the movable baffle is close to the lock tongue, and the lock tongue and movable baffle are respectively provided with reset spring A and reset spring B.

[0007] The utility model is further provided as follows: the number of movable connecting device is four and is close to the four corners of the body, and the lock catch opening close to the lower side faces upwards.

[0008] The utility model further sets up: the connecting rod is arranged between two sides movable baffle, the fixed backplate is provided with starting device, the starting device is close to fixed backplate upper portion, the starting device is close to connecting rod.

[0009] The utility model further sets up: the direct current screen main part sets up the pressure block that starting device is compatible, the direct current screen main part is provided with movable handle that links and drags with pressure block, movable handle is close to direct current screen main part upper end surface, pressure block is provided with reset spring C.

[0010] The utility model further sets up: the direct current screen main part sets up pull handle close to movable handle, pull handle is close to movable handle.

[0011] Summarized above, the utility model has following beneficial effect: through the cooperation of movable connecting device and snap ring, the utility model can be simply and conveniently installed, through setting up connecting device A and connecting device B of different directions, the movement of direct current screen main part is limited, so that the utility model installation stability is good.Through the setting of connecting rod, through the cooperation of pressure block and starting device, the movable baffle that sets up can obtain two working conditions of starting state and invalid state simultaneously, so that the lock of movable connecting device is simply and conveniently released when disassembling, realizes disassembly. BRIEF DESCRIPTION OF DRAWINGS

[0012] Fig. 1 It is the structural schematic diagram of this embodiment;

[0013] Fig. 2 It is a side view of this embodiment;

[0014] Fig. 3 It is the enlarged sectional view of part A of this embodiment;

[0015] Fig. 4 It is a plan view of this embodiment;

[0016] Signs: 1, direct current screen main part;11, pressure block;111, movable handle;12, snap ring;2, fixed backplate;21, installation protrusion;3, movable connecting device;31, lock tongue;311, reset spring A;32, movable baffle;321, reset spring B;322, connecting rod;3221, slot;33, connecting device A;34, connecting device B;4, starting device;41, reset spring C;5, pull handle. DETAILED DESCRIPTION

[0017] The utility model will be further explained in detail in connection with the drawings.

[0018] This embodiment discloses a kind of wall-mounted direct current screen of being convenient for installation, as shown in Figs. 1 to 4As shown, it comprises a DC screen body 1, a fixed back plate 2, the fixed back plate 2 is provided with a plurality of movable connecting devices 3 with openings, the movable connecting device 3 comprises a connecting device A33 with vertical opening direction, a connecting device B34 with horizontal opening direction, the connecting device A33 is close to the upper end face of the DC screen body 1, the connecting device B34 is close to the lower end face of the DC screen body 1, the DC screen body 1 is provided with a snap ring 12 matched with the opening of the movable connecting device 3, when the connecting device A33 with vertical opening is matched with the snap ring 12, the snap ring 12 can enter the connecting device A33 from any angle in the vertical direction, the installation of the DC screen body 1 is simple and convenient; the connecting device A33 is matched with the snap ring 12, which can limit the movement in the horizontal direction, so that the DC screen body 1 is stable in the horizontal direction and cannot move, the connecting device B34 is matched with the snap ring 12, which can limit the movement of the DC screen body 1 in the vertical direction, so that the DC screen body 1 is stable in the vertical direction and cannot move, so that the DC screen body 1 can obtain a reliable stable state. The fixed back plate 2 is provided with a mounting protrusion 21 with an opening on both sides, the opening is arranged so that the fixed back plate 2 can be simply and reliably installed at the position where the utility is needed.

[0019] Further improvement, the movable connecting device 3 with opening is a lock device, the lock device comprises a lock tongue 31 and a movable baffle 32, the movable baffle 32 is close to the lock tongue 31, the lock tongue 31 and the movable baffle 32 are respectively provided with a reset spring A311 and a reset spring B321. The lock tongue 31 is in a normally open state under the action of the reset spring A311, so that the DC screen body 1 is in an open state, so that the installation is not hindered; the movable baffle 32 is in a normally open state under the action of the reset spring B321, which does not hinder the action of the lock tongue 31 in normal state.

[0020] Further improvement, the number of movable connecting devices 3 is four, which are respectively close to the four corners of the body, and the lock opening close to the lower part is upward. When installing the DC screen body 1, the snap ring 12 arranged at the lower part of the DC screen body 1 will enter the lock in a circular arc manner from top to bottom, the lock with upward opening is designed to match the motion line of the DC screen body 1, and there is no jamming when the buckle enters, which is very convenient.

[0021] Further improvement, the movable baffle 32 is provided with a connecting rod 322 between the two sides, the connecting rod 322 is provided with a slot 3221 at the connecting position of the movable baffle 32, the slot 3221 is arranged so that the two sides of the movable baffle 32 are not hindered by the connecting rod 322 when moving synchronously, the fixed back plate 2 is provided with a starting device 4, the starting device 4 is a four-bar mechanism, the starting device 4 is close to the upper part of the fixed back plate 2, and the starting device 4 is close to the connecting rod 322. The movable baffle 32 has a starting state and a failure state by the starting device 4, when the starting device 4 is away from the movable baffle 32, the movable baffle 32 is in a failure state and does not interfere with the movement of the lock tongue 31, when the starting device 4 is close to the movable baffle 32, the starting device 4 presses down the connecting rod 322, the connecting rod 322 pressed down will block the movement of the movable baffle 32, so that the movable baffle 32 enters the starting state and can well fix the lock tongue 31; the connecting rod 322 is arranged so that the movable baffle 32 can synchronously enter the starting state and the failure state, and the movable connecting device 3 can be unlocked synchronously, which is convenient and practical.

[0022] Further improvement, the DC screen body 1 is provided with a starting device 4 corresponding to the pressing block 11, the DC screen body 1 is provided with a movable handle 111 linked with the pressing block 11, the movable handle 111 is linked with the pressing block 11 through a linkage rod, when the movable handle 111 is pulled, the pressing block 11 will be retracted, the movable handle 111 is close to the upper end face of the DC screen body 1, and the pressing block 11 is provided with a reset spring C41. The pressing block 11 is popped out under the action of the reset spring C41 in the normal state, so that the operation of the utility model is simple and convenient.

[0023] Further improvement, the DC screen body 1 is provided with a lifting handle 5 close to the movable handle 111, the lifting handle 5 is used for gripping and lifting the DC screen body 1, the lifting handle 5 is close to the movable handle 111, and the handle is used for lifting the DC screen body 1. The movable handle 111 can be simply and conveniently contacted and pulled, and the operation is very convenient.

[0024] The working principle of the utility model

[0025] The utility model installs, through the cooperation of installation protruding 21 and screw, make fixed backplate 2, can simple and convenient installation in the position that need set the utility model of the present application, through the pull handle 5 lifts the direct current screen main part 1, make the upper buckling ring 12 close and contact connection device A33, the pressing block 11 will promote starting device 4 to make starting device 4 lift, the starting device 4 of lifting will press down connecting rod 322, the connecting rod 322 will press down movable connecting device 3 and make it lock, with connection device A33 as the center of rotation of direct current screen main part 1 below, the buckling ring 12 close direct current screen main part 1 lower part, can simply cooperate with connection device B34, the utility model can simply complete installation, after simple wiring, can start using.

[0026] The utility model uses the dismounting, hold the handle and can simply pull movable handle 111, make pressing block 11 fold, under the action of starting plate gravity, reset, will be in movable baffle 32 reset spring B321 reset, make lock tongue 31 under the action of reset spring A311 open, the utility model can simply and conveniently dismount. The above only for the preferred embodiment of the utility model, and not for limiting the utility model, any modification, equivalent replacement, improvement etc. within the design concept of the utility model, should be contained in the protection scope of the utility model.

Claims

1. A wall-mounted DC panel convenient to install, comprising a DC panel main body (1), a fixed back plate (2), characterized in that: The fixed back plate (2) is provided with several movable connecting devices (3) with openings, the movable connecting device (3) includes connecting device A (33) with vertical opening direction, connecting device B (34) with horizontal opening direction, the connecting device A (33) is close to the upper end surface of the DC screen body (1), the connecting device B (34) is close to the lower end surface of the DC screen body (1), the DC screen body (1) is provided with the snap ring (12) corresponding to the opening of the movable connecting device (3), and the both sides of the fixed back plate (2) are provided with mounting protrusions (21) with openings.

2. The wall-mounted DC panel for easy installation according to claim 1, characterized in that: The movable connecting device (3) with openings is a lock device, the lock device includes a lock tongue (31) and a movable baffle (32), the movable baffle (32) is close to the lock tongue (31), and the lock tongue (31) and the movable baffle (32) are respectively provided with reset springs A (311) and reset springs B (321).

3. The wall-mounted DC panel for easy installation according to claim 2, characterized in that: The number of the movable connecting device (3) is four, and the movable connecting device (3) is close to the four corners of the body, and the lock opening close to the lower side faces upward.

4. The wall-mounted DC panel for easy installation according to claim 2, characterized in that: The movable baffle (32) between the both sides is provided with a connecting rod (322), the fixed back plate (2) is provided with a starting device (4), the starting device (4) is close to the upper part of the fixed back plate (2), and the starting device (4) is close to the connecting rod (322).

5. The wall-mounted DC panel for easy installation according to claim 4, characterized in that: The DC screen body (1) is provided with a pressing block (11) corresponding to the starting device (4), the DC screen body (1) is provided with a movable handle (111) linked with the pressing block (11), the movable handle (111) is close to the upper end surface of the DC screen body (1), and the pressing block (11) is provided with a reset spring C (41).

6. The wall-mounted DC panel for easy installation according to claim 1, characterized in that: The DC screen body (1) is provided with a pull handle (5) close to the movable handle (111), and the pull handle (5) is close to the movable handle (111).

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