CN210899279U

CN210899279U - TV program preparation is with back curtain convenient to accomodate

Info

Publication number: CN210899279U
Application number: CN201921916714.1U
Authority: CN
Inventors: 高春梅
Original assignee: Yunnan Lattice Culture Media Co ltd
Current assignee: Yunnan Lattice Culture Media Co ltd
Priority date: 2019-11-08
Filing date: 2019-11-08
Publication date: 2020-06-30
Anticipated expiration: 2029-11-08

Abstract

The utility model discloses a back curtain is used in TV program preparation convenient to accomodate, including fixed plate, dead lever, curtain and positive and negative motor, be fixed with the bracing piece on the fixed plate, and the bracing piece is connected on the bottom plate to the side of bottom plate is fixed with the connecting block, be connected with the gag lever post on the connecting block, positive and negative motor fixed mounting is in the side of fixed plate, the left side of threaded rod is fixed with fixed cover, and the below of fixed cover is connected with the curtain through fixing bolt to the right side of threaded rod is connected with the movable sleeve, the top of movable sleeve is fixed with the joint bar, the top middle part of curtain is provided with the sliding ring. This back curtain is used in TV program preparation convenient to accomodate is provided with the gag lever post of two "U" font structures, can make the gag lever post rotate to the below through rotating the gag lever post, and then makes things convenient for the gag lever post middle part card to advance the curtain to along with the gag lever post rotates 90 backs, with the bottom of curtain spacing fixed, improved the stability that the curtain used.

Description

TV program preparation is with back curtain convenient to accomodate

Technical Field

The utility model relates to a TV program preparation technical field specifically is a TV program preparation is with back curtain convenient to accomodate.

Background

The television programs are deeply loved by people, the television back screen is one of important appliances in the process of making the television programs, and for the existing back screen of making the television programs, a great part of problems still exist, such as:

the current back curtain mostly is the support, and the taking in of inconvenient TV back curtain after the use, the relatively poor problem of result of use, and the back curtain bottom of TV program is inconvenient fixed when setting up, and easy when using, the problem of rocking appears in the bottom, therefore we provide a TV program preparation back curtain convenient to take in to the problem that proposes in the solution above-mentioned.

Disclosure of Invention

An object of the utility model is to provide a back curtain is used in TV program preparation convenient to accomodate to solve above-mentioned background art and propose that the back curtain is mostly the support and support, the accomodating of inconvenient TV back curtain after the use, the relatively poor problem of result of use, and the back curtain bottom of TV program inconvenient fixed when setting up, easy when using, the problem of rocking appears in the bottom.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a back curtain is used in TV program preparation convenient to accomodate, includes fixed plate, dead lever, curtain and positive and negative motor, be fixed with the bracing piece on the fixed plate, and the bracing piece is connected on the bottom plate to the side of bottom plate is fixed with the connecting block, be connected with the gag lever post on the connecting block, positive and negative motor fixed mounting is in the side of fixed plate, and the output of positive and negative motor is connected with the threaded rod to the one end of threaded rod is connected on the fixed plate, fixed mounting has the dead lever between the fixed plate, and the below of dead lever has seted up the spout, the left side of threaded rod is fixed with fixed cover, and the below of fixed cover is connected with the curtain through fixing bolt, and the right side of threaded rod is connected with the movable sleeve, the top of movable sleeve is fixed with.

Preferably, the outer side of the limiting rod is of a U-shaped structure, the connecting mode of the limiting rod and the connecting block is a rotatable structure, and the two limiting rods are symmetrically arranged relative to the fixing rod.

Preferably, the distance of the U-shaped structure outside the limiting rod is equal to the thickness of the curtain, and the central line of the limiting rod and the central line of the curtain are on the same horizontal plane.

Preferably, the lower part of the fixed sleeve is of a concave structure, the fixed sleeve and the movable sleeve are fixedly connected with the curtain through a fixed bolt, and the fixed sleeve is connected with the threaded rod through a bearing.

Preferably, the movable sleeve is connected with the threaded rod in a threaded manner, and the movable sleeve and the sliding groove below the fixed rod form a sliding structure in clamping connection through the connecting clamping rod.

Preferably, the sliding ring is evenly distributed above the curtain, the sliding ring is fixedly connected with the curtain, and the sliding ring and the threaded rod are of a sliding structure connected in a sleeved mode.

Compared with the prior art, the beneficial effects of the utility model are that: the television program convenient to store is manufactured into a back screen;

(1) the curtain is convenient to store, and the threaded rod is connected with the fixed sleeve through a bearing, so that the threaded rod is convenient to rotate;

(2) be provided with the gag lever post of two "U" font structures, can make the gag lever post rotate to the below through rotating the gag lever post, and then make things convenient for the gag lever post middle part card to advance the curtain to along with the gag lever post rotates 90 backs, fix the bottom of curtain is spacing, improved the stability that the curtain used.

Drawings

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

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic side sectional view of the movable sleeve of the present invention;

fig. 4 is the schematic view of the connecting structure of the limiting rod and the curtain of the present invention.

In the figure: 1. a fixing plate; 2. a support bar; 3. a base plate; 4. connecting blocks; 5. a limiting rod; 6. a threaded rod; 7. fixing the rod; 8. a chute; 9. fixing a sleeve; 10. a movable sleeve; 11. connecting the clamping rod; 12. fixing the bolt; 13. a curtain; 14. a slip ring; 15. a positive and negative motor.

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. 1-4, the present invention provides a technical solution: a back curtain for manufacturing a television program convenient to store comprises a fixed plate 1, supporting rods 2, a bottom plate 3, a connecting block 4, a limiting rod 5, a threaded rod 6, a fixed rod 7, a sliding groove 8, a fixed sleeve 9, a movable sleeve 10, a connecting clamping rod 11, a fixed bolt 12, a curtain 13, a sliding ring 14 and a positive and negative motor 15, wherein the supporting rods 2 are fixed on the fixed plate 1, the supporting rods 2 are connected on the bottom plate 3, the connecting block 4 is fixed on the side surface of the bottom plate 3, the limiting rod 5 is connected on the connecting block 4, the positive and negative motor 15 is fixedly arranged on the side surface of the fixed plate 1, the output end of the positive and negative motor 15 is connected with the threaded rod 6, one end of the threaded rod 6 is connected on the fixed plate 1, the fixed rod 7 is fixedly arranged between the fixed plates 1, the sliding groove 8 is arranged below the fixed rod 7, the fixed sleeve 9 is fixed, and the right side of the threaded rod 6 is connected with a movable sleeve 10, a connecting clamping rod 11 is fixed above the movable sleeve 10, and a slip ring 14 is arranged in the middle of the upper part of the curtain 13.

The outside of gag lever post 5 is "U" font structure, and the connected mode of gag lever post 5 and connecting block 4 is rotatable structure to gag lever post 5 is provided with two about 7 symmetries of dead lever, makes things convenient for 2 gag lever posts 5's rotation.

The distance of the U-shaped structure outside the limiting rod 5 is equal to the thickness of the curtain 13, and the central line of the limiting rod 5 and the central line of the curtain 13 are on the same horizontal plane, so that the limiting fixation of the bottom of the curtain 13 is facilitated.

The below of fixed cover 9 is "concave" type structure, and fixed cover 9 and movable sleeve 10 are fixed connection through fixing bolt 12 and curtain 13 to the connected mode of fixed cover 9 and threaded rod 6 is the bearing connection, has made things convenient for curtain 13 fixed.

The movable sleeve 10 is connected with the threaded rod 6 in a threaded manner, the movable sleeve 10 forms a sliding structure in clamping connection with the sliding groove 8 below the fixed rod 7 through the connecting clamping rod 11, and the movable sleeve 10 is convenient to move and unfold towards the right side while driving the curtain 13 to move when the threaded rod 6 moves.

The sliding ring 14 is evenly distributed above the curtain 13, the sliding ring 14 is fixedly connected with the curtain 13, the sliding ring 14 and the threaded rod 6 are of a sliding structure connected in a sleeved mode, and the sliding ring is convenient to slide above the curtain 13 on the threaded rod 6.

The working principle is as follows: firstly, when in use, the device is pushed to a television program production site to be used, and then according to the graph shown in figure 1 and figure 2, the positive and negative motors 15 can be opened, so that the positive and negative motors 15 drive the threaded rods 6 to rotate, and the threaded rod 6 drives the movable sleeve 10 to rotate, as shown in fig. 3, the movable sleeve 10 is connected with the threaded rod 6 in a threaded manner, when the movable sleeve 10 rotates with the threaded rod 6, because the connecting clamping rod 11 fixed above the movable sleeve 10 is in clamping connection with the sliding groove 8 at the inner side of the fixed rod 7, thereby facilitating the slow movement of the movable sleeve 10 to the right side on the threaded rod 6, further leading the lower part of the movable sleeve 10 to drive the curtain 13 to move to the right side, facilitating the expansion of the curtain 13, leading the fixed sleeve 9 at the left side of the curtain 13 to be connected with the threaded rod 6 by a bearing, therefore, when the threaded rod 6 rotates, the left side of the curtain 13 cannot move, and the curtain 13 is convenient to unfold;

referring to fig. 4, after the curtain 13 is unfolded, the limiting rod 5 on the connecting block 4 on the side of the bottom plate 3 is rotated to make the U-shaped structure of the limiting rod 5 block the curtain 13, and along with the rotation of the

limiting rod

5, 2 limiting rods 5 are rotated to the bottom of the curtain 13 to fix the bottom of the curtain 13, thereby improving the stability of the curtain 13 in use, when the curtain 13 needs to be stored, the positive and negative motors 15 can be rotated reversely, thereby facilitating the storage operation of the curtain 13 and improving the use effect of the device, and the contents not described in detail in the present specification belong to the prior art known by the professional skilled in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a TV program preparation is with back curtain convenient to accomodate, includes fixed plate (1), dead lever (7), curtain (13) and positive and negative motor (15), its characterized in that: the utility model discloses a screen curtain, including fixed plate (1), bracing piece (2), and bracing piece (2) connect on bottom plate (3) to the side of bottom plate (3) is fixed with connecting block (4), be connected with gag lever post (5) on connecting block (4), positive and negative motor (15) fixed mounting is in the side of fixed plate (1), and the output of positive and negative motor (15) is connected with threaded rod (6), and the one end of threaded rod (6) is connected on fixed plate (1), fixed mounting has dead lever (7) between fixed plate (1), and the below of dead lever (7) has seted up spout (8), the left side of threaded rod (6) is fixed with fixed cover (9), and the below of fixed cover (9) is connected with curtain (13) through fixing bolt (12), and the right side of threaded rod (6) is connected with movable sleeve (10), the top of movable sleeve (10) is fixed with connection kelly (11), and a slip ring (14) is arranged in the middle of the upper part of the curtain (13).

2. A television program back screen for easy storage as defined in claim 1, wherein: the outside of gag lever post (5) is "U" font structure, and the connected mode of gag lever post (5) and connecting block (4) is rotatable structure to gag lever post (5) are provided with two about dead lever (7) symmetry.

3. A television program back screen for easy storage as defined in claim 1, wherein: the distance of the U-shaped structure on the outer side of the limiting rod (5) is equal to the thickness of the curtain (13), and the central line of the limiting rod (5) and the central line of the curtain (13) are on the same horizontal plane.

4. A television program back screen for easy storage as defined in claim 1, wherein: the lower part of the fixed sleeve (9) is of a concave structure, the fixed sleeve (9) and the movable sleeve (10) are fixedly connected with the curtain (13) through a fixed bolt (12), and the fixed sleeve (9) is connected with the threaded rod (6) through a bearing.

5. A television program back screen for easy storage as defined in claim 1, wherein: the movable sleeve (10) is connected with the threaded rod (6) in a threaded manner, and the movable sleeve (10) and the sliding groove (8) below the fixed rod (7) form a sliding structure in clamping connection through a connecting clamping rod (11).

6. A television program back screen for easy storage as defined in claim 1, wherein: the sliding ring (14) is uniformly distributed above the curtain (13), the sliding ring (14) is fixedly connected with the curtain (13), and the sliding ring (14) and the threaded rod (6) are of a sliding structure in sleeved connection.