CN209928902U - Decorative frame - Google Patents

Abstract

The utility model provides a decorative frame, the on-line screen storage device comprises a base, the top of base is equipped with the show shelf, and the base passes through the support column with the show shelf and is connected, the support column runs through the upper end of base and is connected with elevating gear and the rotary device who locates in the base, the support column includes cover post and flexible post, elevating gear includes lead screw, first driven bevel gear, first drive bevel gear, first auto-lock connecting piece and first hand wheel, rotary device includes second driven bevel gear, second drive bevel gear, second auto-lock connecting piece and second hand wheel. The utility model can not only adjust the height of the showing stand through the supporting columns, the lifting devices and the rotating devices, thereby facilitating the replacement of the articles on the showing stand by the operators; and the orientation of the showing stand can be adjusted, so that the practicability and the applicability are stronger.

Description

Decorative frame

Technical Field

The utility model relates to an architectural decoration equipment technical field specifically is a decorate frame.

Background

The decorating frame can be used for hanging decorative articles such as posters, color flags and the like, and is widely used for beautifying indoor or outdoor environment by people, but most of the existing decorating frames are integrally designed frames, the height of the showing frame cannot be adjusted, so that a user needs to climb up by means of a ladder to operate when hanging the articles, and the decorating frame is unsafe and inconvenient; the orientation of the showing stand can not be adjusted, the orientation of the articles on the showing stand can not be adjusted according to the direction of people flow, and the practicability and the applicability are poor.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a decorative frame.

The utility model adopts the following technical proposal.

The utility model provides a decorative frame, includes the base, the top of base is equipped with the show shelf, and the base passes through the support column with the show shelf and is connected, the support column runs through the upper end of base and is connected with elevating gear and the rotary device who locates in the base, the support column includes through bearing and base rotation connection's cover post to and locate in the cover post and with cover post sliding connection's flexible post, the cover post can drive flexible post and rotate, elevating gear includes lead screw, first driven bevel gear, first drive bevel gear, first auto-lock connecting piece and first hand wheel, the lead screw is located in the flexible post and with flexible post threaded connection, the outside of lead screw is located to first driven bevel gear cover, first drive bevel gear meshes with first driven bevel gear to be connected with first hand wheel through first auto-lock connecting piece, rotary device includes second driven bevel gear, the first driven bevel gear, The second driving bevel gear is fixedly sleeved on the outer side of the sleeve column, is meshed with the second driven bevel gear and is connected with the second hand wheel through the second self-locking connecting piece.

Furthermore, the cross section of the inner side wall of the sleeve column is square, and the cross section of the outer side wall of the telescopic column is square and is in clearance fit with the inner side wall of the sleeve column.

Furthermore, the first self-locking connecting piece and the second self-locking connecting piece both comprise an outer rotating shaft, an inner rotating shaft which is arranged in the outer rotating shaft and is in sliding connection with the outer rotating shaft, and a limiting block which is movably sleeved on the outer side of the inner rotating shaft, inner splines are arranged at one ends of the outer rotating shaft, which are opposite to the limiting block, and outer splines matched with the inner splines are arranged on the inner rotating shaft.

Furthermore, a spring is arranged in the outer rotating shaft, one end of the spring is propped against the outer rotating shaft, and the other end of the spring is propped against the inner rotating shaft.

Furthermore, the limiting block is fixedly connected with the base, and a fixing seat rotatably connected with the outer rotating shaft is arranged in the base.

Further, the show shelf includes the horizontal pole to and locate the vertical pole at horizontal pole both ends, the horizontal pole includes horizontal loop bar to and the horizontal telescopic link at horizontal loop bar both ends is located to the cover, the vertical pole is including indulging the loop bar to and the cover is located the telescopic link of indulging at loop bar both ends, it is equipped with the spring hanger to indulge the one end that the telescopic link was kept away from and is indulged the loop bar, horizontal loop bar and flexible post fixed connection, horizontal loop bar and horizontal telescopic link are through first locking screw fastening connection, indulge loop bar and horizontal telescopic link fixed connection, indulge the loop bar and pass through second locking screw fastening connection with indulging the telescopic link.

Furthermore, a baseboard is arranged at the bottom of the base.

The utility model has the advantages that: the utility model can not only adjust the height of the showing stand through the supporting columns, the lifting devices and the rotating devices, thereby facilitating the replacement of the articles on the showing stand by the operators; and the orientation of the showing stand can be adjusted, so that the practicability and the applicability are stronger.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

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

fig. 2 is a schematic structural view of the first and second self-locking connecting pieces.

Description of reference numerals:

the base plate (1) is provided with a base,

a cross bar 211, a cross bar 212, a first locking screw 213,

a longitudinal telescopic rod 221, a longitudinal telescopic rod 222, a second locking screw 223,

the length of the sleeve column 31, the telescopic column 32,

a screw rod 41, a first driven bevel gear 42, a first driving bevel gear 43, a first self-locking connecting piece 44, a first hand wheel 45,

a second driven bevel gear 51, a second driving bevel gear 52, a second self-locking connecting piece 53, a second hand wheel 54,

an outer rotating shaft 61, an inner rotating shaft 62, a limit block 63, an inner spline 64, an outer spline 65, a spring 66,

a fixed seat (7) is arranged on the base,

a base plate 8.

Detailed Description

The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for a better understanding of the present embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent actual product dimensions.

It will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted. The technical solution of the present invention will be further explained with reference to the accompanying drawings and examples.

The decorative frame shown in the attached drawing comprises a base 1, wherein the display frame is arranged above the base 1, the base 1 is connected with the display frame through a support column, the support column penetrates through the upper end of the base and is connected with a lifting device and a rotating device which are arranged in the base, the support column comprises a sleeve column 31 which is rotatably connected with the base 1 through a bearing and a telescopic column 32 which is arranged in the sleeve column 31 and is in sliding connection with the sleeve column 31, the sleeve column 31 can drive the telescopic column 32 to rotate, the lifting device comprises a screw rod 41, a first driven bevel gear 42, a first driving bevel gear 43, a first self-locking connecting piece 44 and a first hand wheel 45, the screw rod 41 is arranged in the telescopic column 32 and is in threaded connection with the telescopic column 32, the first driven bevel gear 42 is sleeved outside the screw rod 41, the first driving bevel gear 43 is meshed with the first driven bevel gear 42 and is connected with the first hand wheel 45 through the first self-locking connecting piece 44, the rotating device comprises a second driven bevel gear 51, a second driving bevel gear 52, a second self-locking connecting piece 53 and a second hand wheel 54, the second driven bevel gear 51 is fixedly sleeved on the outer side of the sleeve column 31, and the second driving bevel gear 52 is meshed with the second driven bevel gear 51 and is connected with the second hand wheel 54 through the second self-locking connecting piece 53.

Specifically, a first hand wheel rotates, a screw rod rotates through a first driving bevel gear and a first driven bevel gear which are meshed with each other, and then a telescopic column on the screw rod is driven to do linear reciprocating motion along a sleeve column;

preferably, the cross section of the inner side wall of the sleeve column 31 is square, and the cross section of the outer side wall of the telescopic column 32 is square, and the cross section of the inner side wall is in clearance fit with the inner side wall of the sleeve column 31.

Preferably, the first self-locking connector 44 and the second self-locking connector 53 each include an outer rotating shaft 61, an inner rotating shaft 62 disposed in the outer rotating shaft 61 and slidably connected to the outer rotating shaft 61, and a limiting block 63 movably sleeved on the outer side of the inner rotating shaft 62, wherein inner splines 64 are disposed at opposite ends of the outer rotating shaft 61 and the limiting block 63, and outer splines 65 matched with the inner splines 64 are disposed on the inner rotating shaft 62.

Specifically, when the external spline of the internal rotating shaft is respectively meshed with the internal spline of the external rotating shaft and the internal spline of the limiting block, the internal rotating shaft and the external rotating shaft cannot rotate, and at the moment, the first self-locking part and the second self-locking part are in a self-locking state; when the external spline of the internal rotating shaft is separated from the internal spline of the limiting block and is engaged with the internal spline of the external rotating shaft, the internal rotating shaft can drive the external rotating shaft to rotate, and at the moment, the first self-locking part and the second self-locking part are in an unlocking state.

Preferably, a spring 66 is arranged in the outer rotating shaft 61, and one end of the spring 66 is abutted against the outer rotating shaft 61, and the other end is abutted against the inner rotating shaft 62.

Specifically, under the effect of spring, the external splines of internal rotating shaft have the trend of inserting the internal splines of stopper, makes this auto-lock part can keep auto-lock when not receiving the effect of external force.

When the height or the steering of the showing stand needs to be adjusted, an operator firstly presses the hand wheel to separate the external spline of the internal rotating shaft from the internal spline of the limiting block, and then the hand wheel is rotated to adjust the height or the steering of the showing stand.

The spring makes the external spline of interior pivot and the internal spline of stopper have the trend of meshing.

Preferably, the limiting block 63 is fixedly connected with the base 1, and a fixing seat 7 rotatably connected with the outer rotating shaft 61 is arranged in the base 1.

Preferably, the show shelf includes the horizontal pole to and locate the vertical pole at horizontal pole both ends, the horizontal pole includes horizontal loop bar 211, and the horizontal telescopic link 212 at horizontal loop bar 211 both ends is located to the cover, vertical pole is including indulging loop bar 221, and the cover is located the telescopic link 222 of indulging loop bar 221 both ends, it is equipped with spring hanger 23 to indulge the one end that telescopic link 222 kept away from indulging loop bar 221, horizontal loop bar 211 and flexible post 32 fixed connection, horizontal loop bar 211 and horizontal telescopic link 212 are through first locking screw 213 fastening connection, indulge loop bar 221 and horizontal telescopic link 212 fixed connection, indulge loop bar 221 and indulge telescopic link 222 and pass through second locking screw 223 fastening connection.

Specifically, can adjust the length and the height of show shelf to the poster of adaptation different specifications, practicality and suitability are stronger.

Preferably, the bottom of the base 1 is provided with a base plate 8.

Specifically, accessible rag bolt is fixed the base anchor subaerial, makes the utility model discloses be difficult to empty.

The utility model discloses a theory of operation does: the first hand wheel and the second hand wheel are pressed by an operator firstly, so that the external spline of the internal rotating shaft is separated from the internal spline of the limiting block and is kept meshed with the internal spline of the external rotating shaft, the first self-locking part and the second self-locking part are further in an unlocking state, and then the operator can correspondingly adjust the height and the orientation of the display rack by rotating the first hand wheel and the second hand wheel. After the adjustment of the display rack is completed, the operator releases the first hand wheel and the second hand wheel, at the moment, the first self-locking part and the second self-locking part enter the self-locking state again under the action of the spring, and further the height and the orientation of the display rack are kept.

It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not limitations to the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (7)

1. A decorative frame comprises a base, and is characterized in that a display frame is arranged above the base, the base is connected with the display frame through a support column, the support column penetrates through the upper end of the base and is connected with a lifting device and a rotating device which are arranged in the base,

the supporting column comprises a sleeve column which is rotationally connected with the base through a bearing and a telescopic column which is arranged in the sleeve column and is in sliding connection with the sleeve column, the sleeve column can drive the telescopic column to rotate,

the lifting device comprises a screw rod, a first driven bevel gear, a first driving bevel gear, a first self-locking connecting piece and a first hand wheel, the screw rod is arranged in the telescopic column and is in threaded connection with the telescopic column, the first driven bevel gear is sleeved outside the screw rod, the first driving bevel gear is meshed with the first driven bevel gear and is connected with the first hand wheel through the first self-locking connecting piece,

the rotating device comprises a second driven bevel gear, a second driving bevel gear, a second self-locking connecting piece and a second hand wheel, the second driven bevel gear is fixedly sleeved on the outer side of the sleeve column, and the second driving bevel gear is meshed with the second driven bevel gear and is connected with the second hand wheel through the second self-locking connecting piece.

2. A decorative frame according to claim 1, wherein the cross-section of the inner side wall of said sleeve post is square, and the cross-section of the outer side wall of said telescopic post is square, and is in clearance fit with the inner side wall of the sleeve post.

3. The ornament frame according to claim 1, wherein the first and second self-locking connecting members each comprise an outer rotating shaft, an inner rotating shaft slidably connected to the outer rotating shaft and a stop block movably sleeved on the outer side of the inner rotating shaft, the outer rotating shaft has an inner spline at an end thereof opposite to the stop block, and the inner rotating shaft has an outer spline matching the inner spline.

4. A decorative frame according to claim 3, wherein the outer shaft is provided with a spring, one end of the spring is abutted against the outer shaft, and the other end of the spring is abutted against the inner shaft.

5. A decorative frame according to claim 3, wherein the limiting block is fixedly connected with the base, and the base is provided therein with a fixing seat rotatably connected with the outer rotating shaft.

6. The ornament rack according to claim 1, wherein the display rack comprises a cross bar and longitudinal bars arranged at two ends of the cross bar, the cross bar comprises a horizontal loop bar and a horizontal telescopic bar sleeved at two ends of the horizontal loop bar, the longitudinal bars comprise a longitudinal loop bar and a longitudinal telescopic bar sleeved at two ends of the longitudinal loop bar, one end of the longitudinal telescopic bar, which is far away from the longitudinal loop bar, is provided with a spring hook, the horizontal loop bar is fixedly connected with a telescopic column, the horizontal loop bar is fixedly connected with the horizontal telescopic bar through a first locking screw, the longitudinal loop bar is fixedly connected with the horizontal telescopic bar, and the longitudinal loop bar is fixedly connected with the longitudinal telescopic bar through a second locking screw.

7. A decorative frame according to claim 1, wherein the bottom of the base is provided with a footing plate.