CN218119203U

CN218119203U - Height adjusting support frame for projector

Info

Publication number: CN218119203U
Application number: CN202222228404.9U
Authority: CN
Inventors: 丛超
Original assignee: Yantai Yuhuangding Hospital
Current assignee: Yantai Yuhuangding Hospital
Priority date: 2022-08-24
Filing date: 2022-08-24
Publication date: 2022-12-23
Anticipated expiration: 2032-08-24

Abstract

The utility model discloses a projecting apparatus altitude mixture control support frame that belongs to projecting apparatus support frame technical field, the on-line screen storage device comprises a base, the groove has been seted up at the top of base, the inside of accomodating the groove is equipped with both sides and is equipped with two-way screw rod, two-way screw rod's both ends are equipped with opposite direction's screw thread, two-way screw rod's both ends periphery is equipped with the screw thread piece, the top of screw thread piece is equipped with first base through the welded mode, the top of first base is equipped with the ejector pin, ejector pin and first base swing joint, the top swing joint of ejector pin has the second base, the top fixedly connected with projecting apparatus body of second base, through the design to the base, make projecting apparatus body 17 be applicable to the less indoor in a lot of space, the two drives the ejector pin through two-way screw rod and takes place angular variation, can reach the altitude mixture control precision that improves the projecting apparatus, relative and current support frame, it is more practical.

Description

Height adjusting support frame for projector

Technical Field

The utility model belongs to the technical field of the projecting apparatus support frame, concretely relates to projecting apparatus altitude mixture control support frame.

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 places, and different types such as CRT, LCD, DLP, 3LCD and the like exist according to different working modes.

At present, current projecting apparatus adopts support frame or gallows to support mostly, and the installation of gallows adopts fixed installation, need combine the computer to operate, has certain regional restriction, can not be applied to various places in a flexible way, can't realize altitude mixture control, and traditional support frame, though have altitude mixture control's function, but the regulation nature is relatively poor, and it is comparatively troublesome to operate, and is relatively poor to altitude mixture control's precision, for this reason we propose projecting apparatus altitude mixture control support frame.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a projecting apparatus altitude mixture control support frame to solve the operation that exists among the above-mentioned background art and get up more troublesome, to the relatively poor problem of altitude mixture control's precision.

In order to achieve the above purpose, the utility model provides a following technical scheme: projector altitude mixture control support frame, the on-line screen storage device comprises a base, two-way screw rod and ejector pin, the groove of accomodating has been seted up at the top of base, the inside of accomodating the groove is equipped with both sides and is equipped with two-way screw rod, two-way screw rod's both ends and the inside both ends inner wall swing joint of accomodating the groove, two-way screw rod's both ends are equipped with opposite direction's screw thread, two-way screw rod's both ends periphery is equipped with the screw thread piece, screw connection between screw thread piece and the two-way screw rod, the top of screw thread piece is equipped with first base through the welded mode, the top of first base is equipped with the ejector pin, ejector pin and first base swing joint, the top swing joint of ejector pin has the second base, the top fixedly connected with projector body of second base, four second base are fixed to be set up around the bottom of projector body.

Preferably, outside one side of base is equipped with the knob, and one side of knob is equipped with the bearing, and the knob is through the outside one side swing joint of the bearing that is equipped with and base, and inside the one end of knob extended to the casing of base, the one end fixedly connected with action wheel that extends to the base casing is inside of knob, and the bearing and the base swing joint that are equipped with are also passed through at the both ends of two-way screw rod, and the one end that two-way screw rod is close to the knob is equipped with from the driving wheel, passes through welded mode and two-way screw rod fixed connection from the driving wheel, and the action wheel is equipped with the chain from between the driving wheel.

Preferably, the inner middle position of the accommodating groove is provided with a balancing weight, and the balancing weight is fixedly welded at the inner middle position of the accommodating groove.

Preferably, the top of balancing weight is equipped with the blotter, and the blotter is fixed to be set up in the top surface of balancing weight through the mode of veneer.

Preferably, the middle end of the bidirectional screw is provided with a stop block, the middle part of the stop block is provided with a bearing, and the stop block is movably connected with the bidirectional screw through the arranged bearing.

Preferably, the two sides of the stop block are provided with auxiliary springs, the auxiliary springs are wound on the peripheries of the two-way screw rods, and the two ends of each auxiliary spring are fixedly connected with the stop block and the corresponding thread block respectively in a welding mode.

Preferably, the bottom of base is equipped with the callus on the sole all around, and the callus on the sole sets up around the bottom of base through the mode fixed of veneer.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through the design to the base for the projecting apparatus body is applicable to the less indoor in a lot of spaces, and the two drives the ejector pin through two-way screw rod and takes place the angular variation, can reach the altitude mixture control precision that improves the projecting apparatus, relative and current support frame, and is more practical.

2. Set up the balancing weight through the inside at accomodating the groove, improve the stability of base, when preventing that the height that the projecting apparatus body was adjusted is higher, lead to central unstability, the phenomenon of empting takes place, set up the blotter through the top at the balancing weight, play the effect of buffering, avoid projecting apparatus body and balancing weight rigid contact, cause the damage, set up auxiliary spring through the periphery both ends at two-way screw rod, come to provide the thrust of removal for the thread block, so that rotate the knob.

Drawings

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

fig. 2 is a schematic view of the ascending structure of the projector body of the present invention;

FIG. 3 is a schematic view of the internal structure of the base of the present invention;

fig. 4 is a schematic view of the knob structure of the present invention.

In the figure: 1. a base; 2. a foot pad; 3. a knob; 4. a bearing; 5. a driving wheel; 6. a chain; 7. a driven wheel; 8. a bidirectional screw; 9. a stopper; 10. a thread block; 11. a first base; 12. a top rod; 13. a second base; 14. an auxiliary spring; 15. a balancing weight; 16. a cushion pad; 17. a projector body; 18. a receiving groove.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-4, the support frame for height adjustment of a projector includes a base 1, a bidirectional screw 8 and a top rod 12, a storage groove 18 is formed at the top of the base 1, the bidirectional screw 8 is arranged inside the storage groove 18, two ends of the bidirectional screw 8 are movably connected with inner walls of two ends of the storage groove 18, threads with opposite directions are arranged at two ends of the bidirectional screw 8, thread blocks 10 are arranged on peripheries of two ends of the bidirectional screw 8, the thread blocks 10 are spirally connected with the bidirectional screw 8, a first base 11 is arranged at the top of each thread block 10 in a welding manner, the top rod 12 is arranged at the top of the first base 11, the top rod 12 is movably connected with the first base 11, a second base 13 is movably connected to the top of the top rod 12, a projector body 17 is fixedly connected to the top of the second base 13, and the four second bases 13 are fixedly arranged around the bottom of the projector body 17.

Specifically, outside one side of base 1 is equipped with knob 3, one side of knob 3 is equipped with bearing 4, bearing 4 and the outside one side swing joint of base 1 that knob 3 is through being equipped with, inside the one end of knob 3 extended to base 1's casing, the inside one end fixedly connected with action wheel 5 of extending to base 1 casing of knob 3, bearing 4 and base 1 swing joint that are equipped with are also passed through at the both ends of two-way screw rod 8, the one end that two-way screw rod 8 is close to knob 3 is equipped with from driving wheel 7, from driving wheel 7 through welded mode and two-way screw rod 8 fixed connection, action wheel 5 and from being equipped with chain 6 between driving wheel 7.

Specifically, a weight block 15 is disposed at an inner middle position of the accommodating groove 18, and the weight block 15 is fixedly welded at the inner middle position of the accommodating groove 18.

Specifically, the top of the counterweight block 15 is provided with a cushion pad 16, and the cushion pad 16 is fixedly arranged on the top surface of the counterweight block 15 in a gluing manner.

Specifically, the middle end of the bidirectional screw 8 is provided with a stop dog 9, the middle part of the stop dog 9 is provided with a bearing 4, and the stop dog 9 is movably connected with the bidirectional screw 8 through the bearing 4.

Specifically, auxiliary springs 14 are arranged on two sides of the stopper 9, the auxiliary springs 14 are wound around the periphery of the bidirectional screw 8, and two ends of each auxiliary spring 14 are fixedly connected with the stopper 9 and the thread block 10 respectively in a welding mode.

Specifically, the bottom of base 1 is equipped with callus on the sole 2 all around, and callus on the sole 2 sets up around the bottom of base 1 through the mode fixed of veneer.

In this embodiment, set up base 1 through the bottom at projecting apparatus body 17, and through rotating knob 3, drive action wheel 5 rotates, cooperation chain 6 drives and rotates from driving wheel 7, make it take two-way screw rod 8 to rotate together, because two-way screw rod 8's both ends screw thread is opposite, lead to the screw thread piece 10 relative movement or the reverse movement at both ends, thereby make the contained angle between ejector pin 12 change, with this purpose that reaches regulation projecting apparatus body 17, make it can be according to the place demand, come highly to adjust projecting apparatus body 17, such design can make projecting apparatus body 17 be applicable to the less indoor in a lot of spaces, the two drives ejector pin 12 through two-way screw rod 8 and takes place angular variation, can reach the altitude mixture control precision that improves the projecting apparatus, relative and current support frame, and is more practical.

Claims

1. Projecting apparatus altitude mixture control support frame, including base (1), two-way screw rod (8) and ejector pin (12), its characterized in that: the storage groove (18) has been seted up at the top of base (1), the inside of storing in groove (18) is equipped with both sides and is equipped with two-way screw rod (8), the both ends of two-way screw rod (8) and the inside both ends inner wall swing joint of storing in groove (18), the both ends of two-way screw rod (8) are equipped with opposite direction's screw thread, the both ends periphery of two-way screw rod (8) is equipped with screw thread piece (10), screw connection between screw thread piece (10) and two-way screw rod (8), the top of screw thread piece (10) is equipped with first base (11) through the welded mode, the top of first base (11) is equipped with ejector pin (12), ejector pin (12) and first base (11) swing joint, the top swing joint of ejector pin (12) has second base (13), the top fixedly connected with projecting apparatus body (17) of second base (13), four second base (13) are fixed to be set up around the bottom of projecting apparatus body (17).

2. The projector height adjusting support according to claim 1, wherein: the utility model discloses a novel motor base, including base (1), the outside one side of base (1) is equipped with knob (3), one side of knob (3) is equipped with bearing (4), bearing (4) and the outside one side swing joint of base (1) that knob (3) are through being equipped with, the one end of knob (3) extends to inside the casing of base (1), the one end fixedly connected with action wheel (5) of knob (3) that extend to base (1) casing inside, the both ends of two-way screw rod (8) also through bearing (4) and base (1) swing joint who is equipped with, the one end that two-way screw rod (8) are close to knob (3) is equipped with from driving wheel (7), from driving wheel (7) through welded mode and two-way screw rod (8) fixed connection, be equipped with chain (6) between action wheel (5) and from driving wheel (7).

3. The projector height adjustment support stand of claim 1, wherein: accomodate the inside intermediate position in groove (18) and be equipped with balancing weight (15), balancing weight (15) fixed welding is in accomodating the inside intermediate position in groove (18).

4. The projector height adjustment support stand of claim 3, wherein: the top of balancing weight (15) is equipped with blotter (16), and blotter (16) are fixed the top surface that sets up in balancing weight (15) through the mode of veneer.

5. The projector height adjustment support stand of claim 1, wherein: the middle end of the bidirectional screw (8) is provided with a stop block (9), the middle of the stop block (9) is provided with a bearing (4), and the stop block (9) is movably connected with the bidirectional screw (8) through the arranged bearing (4).

6. The projector height adjustment support stand of claim 5, wherein: two sides of the stop block (9) are provided with auxiliary springs (14), the auxiliary springs (14) are wound on the periphery of the bidirectional screw (8), and two ends of each auxiliary spring (14) are fixedly connected with the stop block (9) and the thread block (10) respectively in a welding mode.

7. The projector height adjustment support stand of claim 1, wherein: the bottom of base (1) is equipped with callus on the sole (2) all around, and callus on the sole (2) are fixed to be set up around the bottom of base (1) through the mode of veneer.