CN212178314U

CN212178314U - Multimedia display equipment installation device

Info

Publication number: CN212178314U
Application number: CN202020451567.1U
Authority: CN
Inventors: 薛开江
Original assignee: Chengdu Jingcheng Enoch Polytron Technologies Inc
Current assignee: Chengdu Jingcheng Enoch Polytron Technologies Inc
Priority date: 2020-03-31
Filing date: 2020-03-31
Publication date: 2020-12-18
Anticipated expiration: 2030-03-31

Abstract

The utility model provides a multimedia display equipment installation device, which comprises a connecting plate; the fixture is arranged below the connecting plate and comprises two oppositely arranged clamping grooves; the driving mechanism is connected with the clamping groove and comprises a pushing mechanism and a quick release mechanism, the quick release mechanism comprises a ratchet wheel and a non-return pawl, the ratchet wheel is provided with a first reset mechanism, and the non-return pawl is connected with the connecting plate through a telescopic rod; the pressing mechanism is arranged in the clamping groove and comprises a pressing mechanism and a pressing block, the pressing mechanism comprises a first sliding rail, a bidirectional screw rod is arranged below the first sliding rail, two ends of the bidirectional screw rod are connected with first sliding blocks, the first sliding blocks are in sliding fit with the first sliding rail, a support is connected below each first sliding block, the middle of each support is crossed and in rotating fit, and the pressing block is connected to the lower end of each support. This application draw-in groove carries out the centre gripping to the projecting apparatus fast when passing through actuating mechanism, carries out the pressfitting through pressing mechanism to the projecting apparatus fixed to realize the projected quick installation.

Description

Multimedia display equipment installation device

Technical Field

The utility model relates to a multimedia display equipment field, concretely relates to multimedia display equipment installation device.

Background

A projector, also called a projector, is a device that can project images or videos onto a curtain, and can be connected with a computer, a VCD, a DVD, a BD, a game machine, a DV, etc. through different interfaces to play corresponding video signals. Projectors are widely used in homes, offices, schools and entertainment venues.

Hoisting the projector is a conventional way for placing the projector, in the prior art, the projector is usually fixed on the connecting plate in a bolt manner, and then hoisted through the connecting plate, but the projector is difficult to disassemble and assemble when being installed through the bolt, but the problems are needed to be solved in the field.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a can install a multimedia display equipment installation device of projecting apparatus fast.

In order to solve the technical problem, the utility model provides a scheme is: a multimedia display device mounting apparatus includes a connection plate; and

the fixture is arranged below the connecting plate and comprises two oppositely arranged clamping grooves; and

the driving mechanism is connected with the clamping grooves and comprises a pushing mechanism and a quick release mechanism, the pushing mechanism is used for driving the two clamping grooves to be close to or far away from each other, the quick release mechanism comprises a ratchet wheel and a non-return pawl, the ratchet wheel is connected with the clamping grooves through a transmission mechanism, a first reset mechanism is arranged on the ratchet wheel, the ratchet wheel is meshed with the non-return pawl, the non-return pawl is connected with the connecting plate through a telescopic rod, and the telescopic rod is parallel to the axis of the ratchet wheel; and

the pressing mechanism is arranged at the top of the inner side of the clamping groove and comprises a pressing mechanism and a pressing block, the pressing mechanism comprises a first sliding rail, a bidirectional screw rod parallel to the first sliding rail is arranged below the first sliding rail, two ends of the bidirectional screw rod are respectively in threaded connection with two first sliding blocks, the first sliding blocks are in sliding fit with the first sliding rail, two supports are respectively connected below the two first sliding blocks, the middle parts of the two supports are crossed and in rotating fit, the lower end of the support is connected with a second sliding block, and the second sliding block is in sliding fit with the pressing block and further comprises a driving piece used for driving the bidirectional screw rod to rotate.

Further, the method comprises the following steps: the transmission mechanism comprises a rack, a gear and a linkage shaft, the rack is connected with the clamping groove and extends along the movement direction of the clamping groove, the gear is in rotating fit below the connecting plate and meshed with the rack, and the gear is connected with the ratchet wheel through the linkage shaft.

Further, the method comprises the following steps: the first reset mechanism is a torsion spring.

Further, the method comprises the following steps: the telescopic rod resetting mechanism further comprises a second resetting mechanism, and the second resetting mechanism is used for driving the telescopic rod to reset.

Further, the method comprises the following steps: the second reset mechanism is a spring sleeve sleeved on the telescopic rod, and the spring sleeve is used for driving the telescopic rod to push the non-return pawl to be meshed with the ratchet wheel.

Further, the method comprises the following steps: the pushing mechanism comprises a threaded rod and a second sliding rail arranged below the connecting plate, the clamping grooves are respectively in sliding fit with two ends of the second sliding rail, a threaded hole is formed in one side, away from each other, of the clamping groove on the connecting plate, the threaded rod is in threaded connection with the threaded hole, and the end portion of the threaded rod is in rotating fit with the clamping grooves.

Further, the method comprises the following steps: the driving piece is a rocker, and the rocker is connected with the bidirectional screw rod.

Further, the method comprises the following steps: the lower surface of the pressing block is attached with a rubber gasket.

The utility model has the advantages that: this application draw-in groove carries out the centre gripping to the projecting apparatus fast when passing through actuating mechanism, carries out the pressfitting through pressing mechanism to the projecting apparatus fixed to realize the projected quick installation.

Drawings

FIG. 1 is a general schematic of the present application;

FIG. 2 is a schematic view of a transmission mechanism;

FIG. 3 is a schematic view of a pressing mechanism;

the reference numbers are as follows: the projector comprises a projector 1, a connecting plate 2, a clamping groove 3, a ratchet wheel 41, a non-return pawl 42, an expansion link 43, a rack 51, a gear 52, a linkage shaft 53, a threaded rod 6, a pressing mechanism 7, a pressing block 71, a first sliding rail 72, a bidirectional screw rod 73, a first sliding block 74, a support 75 and a second sliding block 76.

Detailed Description

The present invention is further described below in conjunction with the following figures and specific embodiments so that those skilled in the art may better understand the present invention and practice it.

The following discloses many different embodiments or examples for implementing the subject technology described. In order to simplify the disclosure, a specific example of one or more permutations of the features is described below, but the present disclosure is not limited to the specific example, and the first feature described later in the specification may be connected to the second feature in a direct connection, or may include an embodiment forming an additional feature, and further, may include the use of one or more other intervening features to connect or combine the first feature and the second feature indirectly with each other so that the first feature and the second feature may not be directly connected.

As shown in fig. 1 to 3, an embodiment of a mounting apparatus for a multimedia projector 1 includes a connecting plate 2, a fixture and a pressing mechanism 7, wherein the connecting plate 2 is used for connecting with a suspension rod (not shown in the figure), the top of the suspension rod is fixed with a ceiling, and the projector 1 is hung on the ceiling through a clamping device and the suspension rod.

As shown in fig. 1 and fig. 2, specifically, the fixture is installed below the connecting plate 2, the fixture includes two opposite clamping grooves 3, the clamping grooves 3 are connected with the driving mechanism, the driving mechanism includes a pushing mechanism and a quick release mechanism, the pushing mechanism is used for driving the two clamping grooves 3 to be close to or away from each other, in an embodiment, the pushing mechanism includes a threaded rod 6 and a second slide rail fixed below the connecting plate 2, the clamping grooves 3 are respectively in sliding fit with two ends of the second slide rail, the end portion of the threaded rod 6 is in running fit with the clamping grooves 3 through a bearing, a guide plate is fixed on one side of the lower portion of the connecting plate 2, which is located at the position where the clamping grooves 3 are away from each other, a threaded hole is.

The clamping groove 3 is connected with a ratchet wheel 41 through a transmission mechanism, a first reset mechanism is installed on the ratchet wheel 41, the ratchet wheel 41 is meshed with a non-return pawl 42, the non-return pawl 42 is connected with the connecting plate 2 through a telescopic rod 43, and the telescopic rod 43 is parallel to the axis of the ratchet wheel 41. In one embodiment, the transmission mechanism comprises a rack 51, a gear 52 and a linkage shaft 53, the rack 51 is connected with the card slot 3, the extension direction of the rack 51 is the movement direction of the card slot 3, the gear 52 is rotatably matched below the connecting plate 2 and meshed with the rack 51, and the rotating shaft of the gear 52 is connected with the ratchet wheel 41 through the linkage shaft 53. The first reset mechanism can be, but is not limited to, a torsion spring, and when the first reset mechanism is a torsion spring, it can be installed on the rotating shaft of the gear 52, the linkage shaft 53 or the rotating shaft of the ratchet wheel 41.

In some embodiments, a second return mechanism is further included for urging the telescoping rod 43 to return. Specifically, the second reset mechanism may be a spring sleeve sleeved on the telescopic rod 43, and the spring sleeve is used for driving the telescopic rod 43 to push the non-return pawl 42 to engage with the ratchet 41.

As shown in fig. 1, a pressing mechanism 7 is disposed in the card slot 3, specifically, the pressing mechanism 7 is mounted at the top inside the card slot 3, the pressing mechanism 7 includes a pressing mechanism and a pressing block 71, the pressing mechanism includes a first slide rail 72, the first slide rail 72 is fixed at the top inside the card slot 3, a bidirectional screw 73 parallel to the first slide rail 72 is disposed below the first slide rail 72, two ends of the bidirectional screw 73 are respectively connected with two first sliders 74 in a threaded manner, the two first sliders 74 are in sliding fit with the first slide rail 72, a bracket 75 is pivotally connected below the two first sliders 74, the middle portions of the two brackets 75 are crossed with each other and are in rotating fit through a pivot, the lower end of the bracket 75 is connected with a second slider 76 through a pivot, the pressing block 71 is disposed below the bracket 75, and the pressing block 71 is in sliding fit with the second slider 76 through a sliding slot or other sliding.

In addition, the present application further includes a driving member connected to the bidirectional screw rod 73 and configured to drive the bidirectional screw rod 73 to rotate, and in one embodiment, the driving member is a rocker, which can be connected to any end or middle portion of the bidirectional screw rod 73, and the bidirectional screw rod 73 is driven to rotate by rotating the rocker. It will be appreciated that the drive member may also be a micro motor or the like.

In some preferred embodiments, a rubber gasket is attached to the lower surface of the pressing block 71, and the pressing block 71 can be better pressed against the projector 1 through the rubber gasket.

The specific working principle of the application is as follows: when the projector 1 is hoisted, the projector 1 is placed between the two clamping grooves 3, the two clamping grooves 3 are pushed to be close to each other through the pushing mechanism, so that the projector 1 is clamped in the clamping grooves 3, when the card slot 3 is pushed, the rack 51 moves along with the card slot 3, thereby driving the ratchet wheel 41 to rotate, locking the ratchet wheel 41 by the non-return pawl 42, so that the slot 3 can be limited, when the projector 1 needs to be disassembled, the non-return pawl 42 is pushed along the axial direction of the ratchet wheel 41, under the drive of the telescopic rod 43, the non-return pawl 42 is disengaged from the gear 52, the ratchet wheel 41 is reset under the drive of the first reset mechanism, thereby driving the clamping groove 3 to reset, enabling the projector 1 to be quickly separated from the clamping groove 3, after the projector 1 is disassembled, when the telescopic rod 43 is released, the telescopic rod 43 drives the non-return pawl 42 to be meshed with the ratchet wheel 41 again under the reset action of the second reset mechanism. When projecting apparatus 1 places in draw-in groove 3, rotate through the two-way lead screw 73 of driving piece drive, thereby two first sliders 74 of two-way lead screw 73 rotation drive are close to each other, thereby make two supports 75 rotate mutually and be close to, support 75 pushes down briquetting 71 on vertical, make briquetting 71 carry out the pressfitting to projecting apparatus 1 to briquetting 71, after the pressfitting is accomplished, because the frictional force of lead screw and first slider 74, briquetting 71 can last pressfitting silk projecting apparatus 1, when needs are dismantled, only need rotate the lead screw and can relax briquetting 71.

This application passes through actuating mechanism and pressing mechanism 7, realizes quick installation and dismantlement to projecting apparatus 1 for projecting apparatus 1 is more quick simple and convenient when the installation.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. A multimedia display device mounting apparatus, comprising a connection plate; and

2. The apparatus of claim 1, wherein the transmission mechanism comprises a rack, a gear and a linkage shaft, the rack is connected to the slot and extends along the moving direction of the slot, the gear is rotatably fitted under the connecting plate and engaged with the rack, and the gear is connected to the ratchet wheel through the linkage shaft.

3. The multimedia display device mounting apparatus of claim 1 or 2, wherein the first return mechanism is a torsion spring.

4. The multimedia display device mounting apparatus of claim 1, further comprising a second repositioning mechanism for actuating the telescoping rod to reposition.

5. The apparatus of claim 4, wherein the second restoring mechanism is a spring sleeve sleeved on the telescopic rod, and the spring sleeve is used for driving the telescopic rod to push the non-return pawl to engage with the ratchet wheel.

6. The mounting apparatus for multimedia display device according to claim 1, wherein the pushing mechanism comprises a threaded rod and a second slide rail disposed below the connecting plate, the engaging grooves are slidably engaged with two ends of the second slide rail, respectively, a threaded hole is disposed on the connecting plate at a side where the engaging grooves are away from each other, the threaded rod is in threaded connection with the threaded hole, and an end of the threaded rod is rotatably engaged with the engaging groove.

7. The multimedia display device mounting apparatus of claim 1, wherein said driving member is a rocker arm, said rocker arm being connected to said bidirectional lead screw.

8. The multimedia display apparatus mounting apparatus of claim 1, wherein a rubber gasket is attached to a lower surface of the pressing block.