CN210424271U

CN210424271U - Projector hoisting support

Info

Publication number: CN210424271U
Application number: CN201921258290.4U
Authority: CN
Inventors: 钟力游; 李成刚; 黄志明
Original assignee: Jiangsu Jingyida Technology Co ltd
Current assignee: Jiangsu Jingyida Technology Co ltd
Priority date: 2019-08-06
Filing date: 2019-08-06
Publication date: 2020-04-28
Anticipated expiration: 2029-08-06

Abstract

The utility model discloses a projector hoisting bracket, which comprises a shell, a bracket and a fixed box; a housing: a connecting rod is arranged in the middle of the upper surface of the shell, a mounting plate is arranged at the top end of the connecting rod, mounting holes are formed in the upper surface array of the mounting plate, and an electric lifting rod is arranged at the top of the inner wall of the shell; a support: the support is fixed on the lower part of the rear side of the shell, a reciprocating unit is arranged between two arms of the support, and a baffle is arranged at the front end of the reciprocating unit; fixing a box: the fixed box is arranged at the lifting end of the electric lifting rod, and the left side and the right side of the inner wall of the fixed box are oppositely provided with two fixed units; wherein: still include the PLC controller, the side at the casing is established to the PLC controller, the input of PLC controller is connected with external power source's output electricity, and this projector hoisting support, hoist and mount intensity is than higher, is difficult to warp and drops, can accomodate the protection moreover, can prevent dust simultaneously, does benefit to long-term the use.

Description

Projector hoisting support

Technical Field

The utility model relates to the technical field of supports, specifically be a projector hoisting support.

Background

A projector, also called a projector, is a device for projecting a picture on a screen, and in recent years, with the development of projection technology, the projector is widely used in homes, schools, offices, entertainment venues, and the like. In order to guarantee the projecting apparatus in the application effect in different occasions, the application scope of extension projector, various hoisting support should be transported and come up, thereby projector hoisting support simple structure commonly used on the market at present, intensity is weak, fixed hoist and mount are mostly on the product drain pan, thereby the quality that influences the projection picture appears warping easily to hoist and mount in-process drain pan, the condition that the projector drops even probably takes place, and the projector also exposes externally when not using, be not convenient for accomodate the protection, also be infected with the dust easily, be unfavorable for long-term use.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide a projector hoisting support, hoist and mount intensity is high, is difficult to warp and drop, can accomodate the protection moreover, can prevent dust simultaneously, does benefit to long-term use, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a projector hoisting bracket comprises a shell, a bracket and a fixing box;

a housing: a connecting rod is arranged in the middle of the upper surface of the shell, a mounting plate is arranged at the top end of the connecting rod, mounting holes are formed in the upper surface array of the mounting plate, and an electric lifting rod is arranged at the top of the inner wall of the shell;

a support: the support is fixed on the lower part of the rear side of the shell, a reciprocating unit is arranged between two arms of the support, and a baffle is arranged at the front end of the reciprocating unit;

fixing a box: the fixed box is arranged at the lifting end of the electric lifting rod, and the left side and the right side of the inner wall of the fixed box are oppositely provided with two fixed units;

wherein: still include the PLC controller, the side at the casing is established to the PLC controller, the input of PLC controller is connected with external power source's output electricity, the output and the electric lift pole input electricity of PLC controller are connected.

Further, reciprocal unit includes servo motor, guide arm, lead screw and slider, guide arm fixed connection is between two arms of support, the lead screw passes through the bearing cooperation and installs between two arms of support, the through-hole sliding connection of guide arm and slider side, the screw threaded connection of lead screw and slider side, the front side of slider and the rear side fixed connection of baffle, servo motor fixes the outside at the support, servo motor's output shaft and the one end fixed connection of lead screw, servo motor's input is connected with the output of PLC controller electricity, rotates through servo motor, drives the lead screw and rotates, and then drives slider and baffle removal, seals up dustproof and accomodate the protection to the projector.

Further, fixed unit includes knob, screw rod, circumference roller bearing and splint, the screw rod is connected with the screw thread of side, the outside end of screw rod is equipped with the knob, the medial extremity of knob extends to the inside of fixed box and rotates through the outside of circumference roller bearing and splint to be connected, the inboard of splint is equipped with the rubber pad, screws the screw rod through the knob, drives splint, is convenient for carry out the centre gripping to the projector and fixes.

Furthermore, the anti-skid box further comprises an anti-skid pad, wherein the anti-skid pad is correspondingly arranged at the bottom of the inner wall of the fixed box and plays an anti-skid role.

Furthermore, the heat dissipation box also comprises heat dissipation holes which are correspondingly arranged at the left side and the right side of the fixed box, and the heat dissipation effect can be achieved through the heat dissipation holes.

Compared with the prior art, the beneficial effects of the utility model are that: this projector hoisting support has following benefit:

1. the fixing box can support the projector, the fixing unit can clamp and fix the projector, and the strength of the hanging bracket can be improved;

2. inside can accomodating the casing through electric lift pole with the fixed box, then rotate through servo motor, drive the lead screw and rotate, and then drive slider and baffle removal, to the projector in the fixed box seal dustproof and accomodate the protection.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the housing of the present invention;

fig. 3 is a schematic view of the internal structure of the fixing box of the present invention.

In the figure: the device comprises a shell 1, a PLC 2, a mounting hole 3, a mounting plate 4, a connecting rod 5, a bracket 6, a reciprocating unit 7, a servo motor 71, a guide rod 72, a screw rod 73, a slider 74, an electric lifting rod 8, a fixing box 9, a heat dissipation hole 10, an antiskid pad 11, a fixing unit 12, a knob 121, a screw rod 122, a circumferential roller bearing 123, a clamping plate 124, a rubber pad 13 and a baffle 14.

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. 1-3, the present invention provides a technical solution: a projector hoisting bracket comprises a shell 1, a bracket 6 and a fixing box 9;

a housing 1: a connecting rod 5 is arranged in the middle of the upper surface of the shell 1, a mounting plate 4 is arranged at the top end of the connecting rod 5, mounting holes 3 are formed in the upper surface of the mounting plate 4 in an array mode, the device can be fixed to a proper position through the mounting holes 3 in the connecting rod 5, an electric lifting rod 8 is arranged at the top of the inner wall of the shell 1, and the lifting can be carried out through the electric lifting rod 8;

and (6) a bracket: the bracket 6 is fixed at the lower part of the rear side of the shell 1, the reciprocating unit 7 is arranged between two arms of the bracket 6, the front end of the reciprocating unit 7 is provided with a baffle 14, the reciprocating unit 7 comprises a servo motor 71, a guide rod 72, a lead screw 73 and a slide block 74, the guide rod 72 is fixedly connected between the two arms of the bracket 6, the lead screw 73 is arranged between the two arms of the bracket 6 in a matching way through a bearing, the guide rod 72 is in sliding connection with a through hole on the side surface of the slide block 74, the lead screw 73 is in threaded connection with a screw hole on the side surface of the slide block 74, the front side of the slide block 74 is fixedly connected with the rear side of the baffle 14, the servo motor 71 is fixed at the outer side of the bracket 6, an output shaft of the servo motor 71 is fixedly connected with one end of the lead, the sliding block 74 and the baffle 14 are driven to move, and the projector is sealed, dustproof, and protected in storage;

the fixing box 9: the fixing box 9 is arranged at the lifting end of the electric lifting rod 8, the projector can be supported through the fixing box 9, two fixing units 12 are oppositely arranged on the left side and the right side of the inner wall of the fixing box 9, each fixing unit 12 comprises a knob 121, a screw 122, a circumferential roller bearing 123 and a clamping plate 124, the screw 122 is in threaded connection with a screw hole in the side face, a knob 121 is arranged at the outer side end of the screw 122, the inner side end of the knob 121 extends into the fixing box 9 and is rotatably connected with the outer side of the clamping plate 124 through the circumferential roller bearing 123, a rubber pad 13 is arranged on the inner side of the clamping plate 124, the screw 122 is screwed through the knob 121, the clamping plate 124 is driven, and the projector can be clamped;

wherein: still include PLC controller 2, PLC controller 2 establishes in the side of casing 1, and PLC controller 2's input is connected with external power source's output electricity, and PLC controller 2's output is connected with 8 input electricity of electric lift pole.

Wherein: the anti-skid box further comprises an anti-skid pad 11, the anti-skid pad 11 is correspondingly arranged at the bottom of the inner wall of the fixed box 9, and the anti-skid function is achieved through the anti-skid pad 11.

Wherein: the box body further comprises heat dissipation holes 10, the heat dissipation holes 10 are correspondingly arranged on the left side and the right side of the fixed box 9, and the heat dissipation effect can be achieved through the heat dissipation holes 10.

When in use:

can fix the device to suitable position through mounting hole 3 on connecting rod 5, put into fixed box 9 with the projector, play the supporting effect to the projector through fixed box 9, then knob 121 is twisted and is moved screw rod 122, drive splint 124, can carry out the centre gripping to the projector and fix, can improve the intensity of gallows, can go on going up and down the use to the projector through PLC controller 2 control electric lift pole 8, after the use, can accomodate casing 1 inside with fixed box 9 through PLC controller 2 control electric lift pole 8, rotate through PLC controller 2 control servo motor 71, drive lead screw 73 and rotate, and then drive slider 74 and baffle 14 and remove, seal dustproof and accomodate the protection to the projector.

It should be noted that the specific model of the PLC controller 2 disclosed in this embodiment is siemens S7-200, the servo motor 71 can be freely configured according to the actual application scenario, a single-phase series motor manufactured by the tengchi motor products ltd of easguan city is recommended to be used, preferably, the rotation speed is below 21000 r, and the PLC controller 2 controls the electric lifting rod 8 and the servo motor 71 to work by a method commonly used in the prior art.

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 projector hoisting support which characterized in that: comprises a shell (1), a bracket (6) and a fixed box (9);

housing (1): a connecting rod (5) is arranged in the middle of the upper surface of the shell (1), a mounting plate (4) is arranged at the top end of the connecting rod (5), mounting holes (3) are formed in the upper surface of the mounting plate (4) in an array mode, and an electric lifting rod (8) is arranged at the top of the inner wall of the shell (1);

support (6): the support (6) is fixed at the lower part of the rear side of the shell (1), a reciprocating unit (7) is arranged between two arms of the support (6), and a baffle plate (14) is arranged at the front end of the reciprocating unit (7);

fixing box (9): the fixed box (9) is arranged at the lifting end of the electric lifting rod (8), and the left side and the right side of the inner wall of the fixed box (9) are oppositely provided with two fixed units (12);

wherein: still include PLC controller (2), establish in the side of casing (1) PLC controller (2), the input of PLC controller (2) is connected with external power source's output electricity, the output and the electric lift pole (8) input electricity of PLC controller (2) are connected.

2. The hoisting bracket for the projector according to claim 1, wherein: reciprocating unit (7) includes servo motor (71), guide arm (72), lead screw (73) and slider (74), guide arm (72) fixed connection is between two arms of support (6), lead screw (73) are installed between two arms of support (6) through the bearing cooperation, through-hole sliding connection of guide arm (72) and slider (74) side, screw (73) and the screw threaded connection of slider (74) side, the front side of slider (74) and the rear side fixed connection of baffle (14), servo motor (71) are fixed in the outside of support (6), the output shaft of servo motor (71) and the one end fixed connection of lead screw (73), the input of servo motor (71) is connected with the output electricity of PLC controller (2).

3. The hoisting bracket for the projector according to claim 1, wherein: fixed unit (12) include knob (121), screw rod (122), circumference roller bearing (123) and splint (124), screw rod (122) and the screw thread connection of side, the outside end of screw rod (122) is equipped with knob (121), the medial extremity of knob (121) extends to the inside of fixed box (9) and rotates through the outside of circumference roller bearing (123) with splint (124) to be connected, the inboard of splint (124) is equipped with rubber pad (13).

4. The hoisting bracket for the projector according to claim 1, wherein: the anti-skid box is characterized by further comprising an anti-skid pad (11), wherein the anti-skid pad (11) is correspondingly arranged at the bottom of the inner wall of the fixed box (9).

5. The hoisting bracket for the projector according to claim 1, wherein: the box is characterized by further comprising heat dissipation holes (10), wherein the heat dissipation holes (10) are correspondingly arranged and arranged on the left side and the right side of the fixed box (9).