CN213065268U

CN213065268U - Electric hoisting box for film projector

Info

Publication number: CN213065268U
Application number: CN202021823033.3U
Authority: CN
Inventors: 周国锋
Original assignee: Shanghai Haohao Film Technology Co ltd
Current assignee: Shanghai Haohao Film Technology Co ltd
Priority date: 2020-08-28
Filing date: 2020-08-28
Publication date: 2021-04-27
Anticipated expiration: 2030-08-28

Abstract

The utility model discloses an electronic hoist and mount case of film projector, including the carriage, carriage top sliding connection has the projection case, carriage top one side is provided with the montant, montant quantity sets up to two, two montant fixed connection in carriage top one side both ends, two montant top fixedly connected with ejector pin, two all be provided with the dead lever between montant and the carriage. The utility model discloses a lift cover and lead screw cooperate to and the pulley cooperatees with the slide bar, make the lift that the projection case can be quick, make the maintenance and the clean convenient and fast of projector, the material resources of using manpower sparingly have shortened the clean time of maintenance simultaneously, can not hinder cinema's normal function, through setting up the inoxidizing coating, make pulley and lift cover be difficult for receiving the damage, prolonged the utility model discloses a life cooperatees through setting up limiting plate and spacing groove, makes the projection case can fix a position fast, and convenient operation, is worth promoting.

Description

Electric hoisting box for film projector

Technical Field

The utility model relates to a hoist and mount case field, concretely relates to electronic hoist and mount case of film projector.

Background

The movie is a continuous image picture developed by combining motion photography and slide show, is a modern art of vision and hearing, and is a modern technology and art complex capable of accommodating a plurality of arts such as dramas, photographs, paintings, music, dances, characters, sculptures, buildings and the like, and with the increasing living standard of people, people are more and more coming to movie theaters to watch movies, and movie projectors for showing are frequently required to be maintained and cleaned.

However, in actual use, the film projector is not easy to put down at a high place, so that the maintenance and cleaning are time-wasting, and the normal operation of the cinema is influenced.

Therefore, there is a need for an electric hanging box for a movie projector to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an electronic hoist and mount case of film projector cooperatees and pulley and slide bar cooperate through carriage and lifting cover and lead screw to solve the above-mentioned weak point in the technique.

In order to achieve the above object, the present invention provides the following technical solutions: an electric hoisting box of a film projector comprises a supporting frame, wherein the top of the supporting frame is slidably connected with a projection box, one side of the top of the supporting frame is provided with two vertical rods, the two vertical rods are fixedly connected with two ends of one side of the top of the supporting frame, the tops of the two vertical rods are fixedly connected with ejector rods, a fixed rod is arranged between the two vertical rods and the supporting frame, one side of the ejector rod, which is far away from the fixed rod, is provided with a slide rod, one side of each slide rod, which is close to the ejector rod, is provided with a groove, the grooves are respectively and slidably connected with pulleys, the number of the slide rods is two, one sides of the ejector rods and the supporting frame, which are far away from the fixed rod, are fixedly connected with a lifting sleeve, the lifting sleeve is arranged between the two slide, the lifting sleeve is connected with the screw rod through threads, and the top of the screw rod is fixedly connected with a motor.

Preferably, the number of the fixing rods is two, the number of the fixing rods in each group is two, and the vertical rods and the supporting frame are fixedly connected through the two fixing rods.

Preferably, the number of the pulleys is set to be two groups, one group of the pulleys is fixedly connected with one side, close to the sliding rod, of the ejector rod, the other group of the pulleys is fixedly connected with one side, close to the sliding rod, of the supporting frame, the number of the pulleys in each group is set to be two, and the pulleys are both in sliding connection with the grooves.

Preferably, the bottoms of the sliding rod and the screw rod are fixedly connected with limiting blocks, the tops of the limiting blocks are provided with protective layers, and the protective layers are made of rubber materials.

Preferably, the supporting frame top is kept away from projection case one side and is seted up the spacing groove, spacing inslot portion sliding connection has the limiting plate, be provided with the spring between spacing groove and the limiting plate.

Preferably, spring one end and limiting groove bottom fixed connection, the spring other end and limiting plate fixed connection, spring quantity sets up to a plurality ofly, and is a plurality of the spring evenly distributed is between limiting groove and limiting plate.

Preferably, the supporting frame, the vertical rod, the ejector rod, the fixed rod and the sliding rod are all made of stainless steel materials, and the limiting plate is made of polyethylene materials.

In the technical scheme, the utility model provides a technological effect and advantage:

cooperate with the lead screw through the lifting sleeve to and the pulley cooperatees with the slide bar, make the lift that the projection case can be quick, make the maintenance and the clean convenient and fast of projector, the material resources of using manpower sparingly have shortened the clear time of maintenance simultaneously, can not hinder cinema's normal function, through setting up the inoxidizing coating, make pulley and lifting sleeve be difficult for receiving the damage, prolonged the utility model discloses a life cooperatees through setting up limiting plate and spacing groove for the projection case can fix a position fast, and convenient operation, is worth promoting.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.

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

FIG. 2 is a schematic view of the three-dimensional structure of the supporting frame of the present invention when the supporting frame moves to the top;

FIG. 3 is an enlarged view of the three-dimensional structure of the limiting plate and the limiting groove of the present invention;

FIG. 4 is an enlarged view of the three-dimensional structure of the pulley and the sliding rod of the present invention;

fig. 5 is a schematic view of the connection structure of the screw rod and the lifting sleeve of the present invention.

Description of reference numerals:

1. a support frame; 2. a projection box; 3. a vertical rod; 4. a top rod; 5. fixing the rod; 6. a slide bar; 7. a groove; 8. a pulley; 9. a lifting sleeve; 10. a lead screw; 11. a motor; 12. a limiting block; 13. a protective layer; 14. a limiting groove; 15. a limiting plate; 16. a spring.

Detailed Description

In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.

The utility model provides an electric hoisting box of a film projector as shown in figures 1-5, which comprises a supporting frame 1, wherein the top of the supporting frame 1 is slidably connected with a projection box 2, one side of the top of the supporting frame 1 is provided with a vertical rod 3, the number of the vertical rods 3 is two, two vertical rods 3 are fixedly connected with the two ends of one side of the top of the supporting frame 1, the top of two vertical rods 3 is fixedly connected with a top rod 4, a fixed rod 5 is arranged between the two vertical rods 3 and the supporting frame 1, one side of the top rod 4 far away from the fixed rod 5 is provided with a slide rod 6, the two sides of the slide rod 6 near the top rod 4 are both provided with grooves 7, the grooves 7 are both slidably connected with pulleys 8, the number of the slide rods 6 is two, one side of the top rod 4 and the supporting frame 1 far away from the fixed rod 5 is, the internal thread is seted up at lifting sleeve 9 top, lifting sleeve 9 is inside to run through there is lead screw 10, lead screw 10 outer wall is provided with the external screw thread, lifting sleeve 9 passes through threaded connection with lead screw 10, lead screw 10 top fixedly connected with motor 11, when the film projector needs maintenance or clearance, starter motor 11 drives lead screw 10 and rotates, make lifting sleeve 9 and fixed connection's ejector pin 4 and carriage 1 descend simultaneously with it, pulley 8 glides along slide bar 6 simultaneously, make projection case 2 descend, when pulley 8 moves limiting plate 15 with lifting sleeve 9, close motor 11, push down limiting plate 15, take out projection case 2 maintenance cleanness, reset projection case 2 according to above-mentioned method after accomplishing again, cooperate with lead screw 10 through lifting sleeve 9, and pulley 8 cooperatees with slide bar 6, make projection case 2 can be quick lift, the maintenance and the cleaning of the projector are convenient and fast, the manpower and the material resources are saved, the maintenance and the cleaning time is shortened, and the normal operation of the cinema is not delayed.

Further, in the above technical scheme, the number of the fixing rods 5 is set to two groups, the number of the fixing rods 5 in each group is set to two, and the vertical rod 3 and the support frame 1 are fixedly connected through the two fixing rods 5.

Further, in the above technical scheme, pulley 8 sets up to two sets of in quantity, wherein a set of pulley 8 is close to slide bar 6 one side fixed connection with ejector pin 4, and another group is close to slide bar 6 one side fixed connection with carriage 1, and every pulley 8 of group sets up to two pulley 8 all with recess 7 sliding connection for carriage 1's motion is steady more high-efficient.

Further, in above-mentioned technical scheme, slide bar 6 and the equal fixedly connected with stopper 12 in lead screw 10 bottom, stopper 12 top all is provided with inoxidizing coating 13, inoxidizing coating 13 is made by rubber materials, through setting up inoxidizing coating 13 for pulley 8 and lifting sleeve 9 are difficult for receiving the damage, have prolonged the utility model discloses a life.

Further, in the above technical scheme, a limiting groove 14 is formed in one side, away from the projection box 2, of the top of the supporting frame 1, a limiting plate 15 is connected to the inside of the limiting groove 14 in a sliding manner, and a spring 16 is arranged between the limiting groove 14 and the limiting plate 15.

Further, in above-mentioned technical scheme, 16 one ends of spring and 14 bottom fixed connection of spacing groove, 16 other ends of spring and 15 fixed connection of limiting plate, 16 quantity of spring sets up to a plurality ofly, and is a plurality of 16 evenly distributed of spring cooperatees through setting up limiting plate 15 and spacing groove 14 between spacing groove 14 and limiting plate 15 for projection case 2 can fix a position fast, and convenient operation.

Further, in above-mentioned technical scheme, carriage 1, montant 3, ejector pin 4, dead lever 5 and slide bar 6 are made by stainless steel material, limiting plate 15 is made by polyethylene material, has prolonged when guaranteeing intensity the utility model discloses a life.

This practical theory of operation:

referring to the attached drawings 1-5 of the specification, when the film projector needs to be maintained or cleaned, a motor 11 is started to drive a lead screw 10 to rotate, so that a lifting sleeve 9, a top rod 4 fixedly connected with the lifting sleeve and a supporting frame 1 simultaneously descend, a pulley 8 slides downwards along a sliding rod 6 at the same time, a projection box 2 descends, when the pulley 8 and the lifting sleeve 9 move to a limiting plate 15, the motor 11 is closed, the limiting plate 15 is pressed downwards, the projection box 2 is taken out for maintenance and cleaning, and after the maintenance and cleaning, the projection box 2 is reset according to the method.

While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.

Claims

1. The utility model provides a movie projector electric hoisting box, includes carriage (1), its characterized in that: the projection box is characterized in that the top of the supporting frame (1) is slidably connected with a projection box (2), one side of the top of the supporting frame (1) is provided with two vertical rods (3), the number of the vertical rods (3) is two, the two vertical rods (3) are fixedly connected with two ends of one side of the top of the supporting frame (1), two ejector rods (4) are fixedly connected with the top of the vertical rods (3), a fixing rod (5) is arranged between the two vertical rods (3) and the supporting frame (1), one side of the ejector rods (4) far away from the fixing rod (5) is provided with a sliding rod (6), one side of the two sides of the sliding rod (6) near the ejector rods (4) is provided with a groove (7), the groove (7) is slidably connected with a pulley (8), the number of the sliding rods (6) is two, one side of the ejector rods (, lifting sleeve (9) set up between two slide bars (6), the internal thread has been seted up at lifting sleeve (9) top, inside lead screw (10) of having run through of lifting sleeve (9), lead screw (10) outer wall is provided with the external screw thread, lifting sleeve (9) pass through threaded connection with lead screw (10), lead screw (10) top fixedly connected with motor (11).

2. The film projector power-driven crane case as claimed in claim 1, wherein: the number of the fixing rods (5) is two, the number of the fixing rods (5) in each group is two, and the vertical rods (3) and the supporting frame (1) are fixedly connected through the two fixing rods (5).

3. The film projector power-driven crane case as claimed in claim 1, wherein: pulley (8) quantity sets up to two sets ofly, and one of them set of pulley (8) and ejector pin (4) are close to slide bar (6) one side fixed connection, and another set of and carriage (1) are close to slide bar (6) one side fixed connection, and every group pulley (8) quantity sets up to two pulley (8) all with recess (7) sliding connection.

4. The film projector power-driven crane case as claimed in claim 1, wherein: the novel screw rod structure is characterized in that limiting blocks (12) are fixedly connected to the bottoms of the sliding rods (6) and the screw rods (10), protective layers (13) are arranged on the tops of the limiting blocks (12), and the protective layers (13) are made of rubber materials.

5. The film projector power-driven crane case as claimed in claim 1, wherein: spacing groove (14) have been seted up to carriage (1) top keep away from projection case (2) one side, spacing groove (14) inside sliding connection has limiting plate (15), be provided with spring (16) between spacing groove (14) and limiting plate (15).

6. The motorized lift bin for a motion picture projector, as set forth in claim 5, wherein: spring (16) one end and spacing groove (14) bottom fixed connection, spring (16) other end and limiting plate (15) fixed connection, spring (16) quantity sets up to a plurality ofly, and is a plurality of spring (16) evenly distributed is between spacing groove (14) and limiting plate (15).

7. The motorized lift bin for a motion picture projector, as set forth in claim 5, wherein: the supporting frame (1), the vertical rod (3), the ejector rod (4), the fixing rod (5) and the sliding rod (6) are all made of stainless steel materials, and the limiting plate (15) is made of polyethylene materials.