CN216813553U

CN216813553U - Grating support that multi-angle was adjusted

Info

Publication number: CN216813553U
Application number: CN202220407748.3U
Authority: CN
Inventors: 孙强
Original assignee: Suzhou Caiyue Precision Technology Co ltd
Current assignee: Suzhou Caiyue Precision Technology Co ltd
Priority date: 2022-02-26
Filing date: 2022-02-26
Publication date: 2022-06-24
Anticipated expiration: 2032-02-26

Abstract

The utility model discloses a multi-angle adjustable grating support which comprises a support rod, a base and two support columns, wherein a cylinder gear and a bidirectional screw rod are arranged on the support rod, and the cylinder gear penetrates through the two support columns; a fixed cylinder is fixed at the upper end of the base, a sliding cylinder is inserted into the fixed cylinder, and the top end of the sliding cylinder is fixed at the middle lower end of the supporting rod; the top of each pillar is rotatably connected with a rotating shaft, an installation plate is fixed at the outer side end of the rotating shaft, a second chain wheel is fixed at the inner side part of the rotating shaft, a disc gear is rotatably connected in a cavity of each pillar, the bottom end of the disc gear is meshed with the pillar gear, a first chain wheel is coaxially fixed on the disc gear, the first chain wheel is connected with the second chain wheel through a chain, the bottom end parts of the two pillars are connected with the supporting rod in a left-right sliding mode, and the two pillars are fixedly connected with two symmetrical moving blocks which are in threaded connection with the bidirectional screw rod respectively. The utility model is convenient for synchronously adjusting the angles and the heights of the two gratings.

Description

Grating support that multi-angle was adjusted

Technical Field

The utility model relates to the technical field of supports, in particular to a grating support capable of being adjusted at multiple angles.

Background

The grating is an optical device formed by a large number of parallel slits with equal width and equal spacing, and a common grating sensor is used for measuring the displacement of an object. The grating sensor needs to be fixedly supported by a bracket.

Chinese patent discloses a multi-angle adjustable grating support (No. CN212181125U), which can adjust the angle and height of the grating in multiple angles, but the grating sensors are usually used in pairs, and after two supports support two grating sensors respectively, it is difficult to make the two grating sensors symmetrical in the process of adjusting the angle and height of the grating respectively. Accordingly, those skilled in the art have provided a multi-angle adjustable grating support to solve the above-mentioned problems of the prior art.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a multi-angle adjustable grating support which comprises a supporting rod, a base and two supporting columns, wherein the upper side of the supporting rod is rotatably connected with a cylinder gear, a two-way screw rod is rotatably connected in a middle through hole, and the cylinder gear penetrates through the two supporting columns; a fixed cylinder is fixed at the middle upper end of the base, a sliding cylinder is inserted into the fixed cylinder, and the top end of the sliding cylinder is fixed at the middle lower end of the supporting rod; a rotating shaft is rotatably connected in a through hole in the inner side wall of the top of each support column through a bearing, a mounting plate is fixed at the outer side end of the rotating shaft, a second chain wheel is fixed at the inner side part of the rotating shaft, a disc gear is rotatably connected in a cavity of each support column, the bottom end of the disc gear is meshed with a cylinder gear, a first chain wheel is coaxially fixed on the disc gear, the first chain wheel is connected with the second chain wheel through a chain, the bottom end parts of the two support columns are connected with a support rod in a left-right sliding mode and are fixedly connected with two symmetrical moving blocks which are in threaded connection with a bidirectional screw rod respectively.

Preferably: the left end and the right end of the supporting rod are respectively provided with a first handle and a second handle, the first handle is fixedly connected with the left end of the bidirectional screw rod, and the second handle is fixedly connected with the right end of the cylinder gear.

Preferably: a first bolt is screwed in a through hole of the outer side wall of the top of each strut, and the first bolt is screwed inwards and abuts against the inner side end of the rotating shaft.

Preferably: the novel chain wheel is characterized in that a threaded column is arranged in the sliding barrel, a threaded sleeve is arranged on the threaded column in a threaded sleeve mode, the threaded sleeve is connected with the inner side wall of the fixed barrel in a vertical sliding mode and is rotatably connected with the bottom end of the sliding barrel through a bearing, the bottom end of the threaded column is rotatably connected into a top wall through hole of the base through the bearing, and a third chain wheel is fixed at the bottom end of the threaded column.

Preferably: the top side wall of the base is provided with a knob, a rotor at the bottom end of the knob extends into a cavity of the base and is fixed with a fourth chain wheel, and the fourth chain wheel is connected with a third chain wheel through a chain.

Preferably: a second bolt is screwed in a through hole in the side wall at the top of the fixed cylinder, and the second bolt abuts against the outer side wall of the sliding cylinder after being screwed inwards.

The utility model has the technical effects and advantages that:

1. the grating adjusting device is provided with the supporting rods, the two supporting columns slide oppositely or oppositely by controlling the rotation of the screw rod, the distance between the two gratings is convenient to adjust, the rotating shafts in the two supporting columns are driven to rotate synchronously by controlling the rotation of the cylinder gears, the vertical angles of the two gratings are convenient to adjust synchronously, and the two gratings are kept symmetrical.

2. The grating adjusting device is provided with the base, the threaded column is controlled to rotate through the knob, the threaded sleeve drives the sliding cylinder to move up and down, the heights of the two gratings are convenient to adjust, and the sliding cylinder horizontally rotates around the threaded sleeve, so that the horizontal angles of the two gratings are convenient to adjust.

Drawings

FIG. 1 is a perspective view of a multi-angle adjustable grating mount provided by an embodiment of the present application;

FIG. 2 is a cross-sectional view of a post of a multi-angle adjustable grating mount provided by an embodiment of the present application;

FIG. 3 is a cross-sectional view of a base and a fixed cylinder of a multi-angle adjustable grating mount according to an embodiment of the present application.

In the figure: the device comprises a support rod 10, a bidirectional screw rod 11, a column gear 12, a first handle 13, a second handle 14, a support column 15, a rotating shaft 16, a mounting plate 17, a disc gear 18, a first chain wheel 19, a second chain wheel 20, a first bolt 21, a fixed barrel 22, a sliding barrel 23, a threaded sleeve 24, a threaded column 25, a base 26, a third chain wheel 27, a knob 28, a fourth chain wheel 29 and a second bolt 30.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments. The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Example 1

Referring to fig. 1 to 3, in the present embodiment, a multi-angle adjustable grating support is provided, which includes a supporting rod 10 and two supporting columns 15, wherein an upper side of the supporting rod 10 is rotatably connected to a cylinder gear 12, a middle through hole is rotatably connected to a bidirectional screw rod 11, and the cylinder gear 12 passes through the two supporting columns 15; the left end and the right end of the support rod 10 are respectively provided with a first handle 13 and a second handle 14, the first handle 13 is fixedly connected with the left end of the bidirectional screw rod 11, and the second handle 14 is fixedly connected with the right end of the cylinder gear 12; the through hole of the inner side wall of the top of each strut 15 is rotatably connected with a rotating shaft 16 through a bearing, the outer side end of the rotating shaft 16 is fixed with a mounting plate 27, the inner side part of the rotating shaft 16 is fixed with a second chain wheel 20, the cavity of each strut 15 is rotatably connected with a disc gear 18, the bottom end of the disc gear 18 is meshed with the column gear 12, a first chain wheel 19 is coaxially fixed on the disc gear 18, the first chain wheel 19 is connected with the second chain wheel 20 through a chain, the bottom end parts of the two struts 15 are connected with the support rod 10 in a left-right sliding mode and fixedly connected with two symmetrical moving blocks which are screwed on the bidirectional screw rod 11 respectively. A first bolt 21 is screwed in a through hole of the outer side wall of the top of each strut 15, and the first bolt 21 is screwed inwards and then abuts against the inner side end of the rotating shaft 16 to prevent the rotating shaft 16 from rotating;

when the grating is installed, the two gratings are respectively fixedly installed on the installation plates 17 on the two support columns 15; when the distance between the two gratings is adjusted, the first hand crank 13 is shaken to control the bidirectional screw rod 11 to rotate, and two moving blocks on the bidirectional screw rod 11 are screwed in the opposite directions or in the opposite directions to drive the two support columns 15 to move in the opposite directions or in the opposite directions so as to change the distance between the two gratings; when the vertical angles of the two gratings are adjusted, the second handle 14 is shaken to control the cylinder gear 12 to rotate, the cylinder gear 12 simultaneously drives the disc gears 18 in the two pillars 15 to synchronously rotate, after the first chain wheel 19 coaxial with the disc gears 18 rotates, the second chain wheel 20 is driven by a chain to rotate, and the second chain wheel 20 drives the rotating shaft 16 to rotate, so that the mounting plate 17 rotates, and the two gratings synchronously and vertically rotate; when the vertical angle is adjusted, the first bolt 21 is rotated inward, so that the first bolt 21 abuts against the inner end of the rotating shaft 16, and the rotating shaft 16 is prevented from rotating.

The support rod structure further comprises a base 26, wherein a fixed cylinder 22 is fixed at the middle upper end of the base 26, a sliding cylinder 23 is inserted into the fixed cylinder 22, and the top end of the sliding cylinder 23 is fixed at the middle lower end of the support rod 10; a threaded column 25 is arranged in the sliding barrel 23, a threaded sleeve 24 is screwed on the threaded column 25, the threaded sleeve 24 is connected with the inner side wall of the fixed barrel 22 in a vertical sliding mode and is rotatably connected with the bottom end of the sliding barrel 23 through a bearing, the bottom end of the threaded column 25 is rotatably connected into a through hole in the top wall of the base 26 through the bearing, and a third chain wheel 27 is fixed at the bottom end; a knob 28 is arranged on the top side wall of the base 26, a rotor at the bottom end of the knob 28 extends into a cavity of the base 26 and is fixed with a fourth chain wheel 29, and the fourth chain wheel 29 is connected with the third chain wheel 27 through a chain; a second bolt 30 is screwed in a through hole in the side wall at the top of the fixed cylinder 22, and the second bolt 30 is screwed inwards and then abuts against the outer side wall of the sliding cylinder 23 to prevent the sliding cylinder 23 from rotating;

when the height of the grating is adjusted, the knob 28 is rotated, so that the fourth chain wheel 29 drives the third chain wheel 27 to rotate through the chain, the third chain wheel 27 drives the threaded column 25 to rotate, the threaded sleeve 24 is screwed upwards or downwards along the threaded column 25, and the threaded sleeve 24 drives the sliding cylinder 23 to slide upwards and downwards so as to change the height of the grating; when the horizontal angle of the grating is adjusted, the sliding cylinder 23 horizontally rotates around the threaded sleeve 24, and after the angle is adjusted, the second bolt 30 is screwed inwards and abuts against the outer side wall of the sliding cylinder 23, so that the sliding cylinder 23 is prevented from rotating.

It is to be understood that the described embodiments are merely a few embodiments of the utility model, and not all embodiments. All other embodiments, which can be derived by one of ordinary skill in the art and related arts based on the embodiments of the present invention without any creative effort, shall fall within the protection scope of the present invention. Structures, devices, and methods of operation not specifically described or illustrated herein are generally practiced in the art without specific recitation or limitation.

Claims

1. The grating support capable of being adjusted at multiple angles is characterized by comprising a support rod (10), a base (26) and two support columns (15), wherein a cylinder gear (12) is rotatably connected to the upper side of the support rod (10), a bidirectional screw rod (11) is rotatably connected to a through hole in the middle of the support rod, and the cylinder gear (12) penetrates through the two support columns (15); a fixed cylinder (22) is fixed at the middle upper end of the base (26), a sliding cylinder (23) is inserted into the fixed cylinder (22), and the top end of the sliding cylinder (23) is fixed at the middle lower end of the support rod (10); all rotate through the bearing in the through-hole of the inside wall at the top of every pillar (15) and connect a pivot (16), the outside end of pivot (16) is fixed with mounting panel (17), the inboard position is fixed with No. two sprocket (20), all rotates in the cavity of every pillar (15) and is connected with a disc gear (18), the bottom and the cylinder gear (12) meshing of disc gear (18), coaxial fixed sprocket (19) on disc gear (18), sprocket (19) are connected through a chain with No. two sprocket (20), and the bottom position of two pillars (15) all with branch (10) horizontal sliding connection, and respectively with two symmetrical movable block fixed connection of spiro union on two-way lead screw (11).

2. The multi-angle adjustable grating support frame as claimed in claim 1, wherein a first handle (13) and a second handle (14) are respectively arranged at the left end and the right end of the supporting rod (10), the first handle (13) is fixedly connected with the left end of the bidirectional screw rod (11), and the second handle (14) is fixedly connected with the right end of the cylinder gear (12).

3. A multi-angle adjustable grating support according to claim 1, wherein a first bolt (21) is screwed into the through hole of the outer side wall of the top of each pillar (15), and the first bolt (21) is screwed inward and abuts against the inner side end of the rotating shaft (16).

4. The grating support frame capable of being adjusted at multiple angles according to claim 1, wherein a threaded column (25) is arranged in the sliding cylinder (23), a threaded sleeve (24) is arranged on the threaded column (25) in a threaded manner, the threaded sleeve (24) is connected with the inner side wall of the fixed cylinder (22) in an up-and-down sliding manner and is rotatably connected with the bottom end of the sliding cylinder (23) through a bearing, the bottom end of the threaded column (25) is rotatably connected into a through hole in the top wall of the base (26) through the bearing, and a third chain wheel (27) is fixed at the bottom end of the threaded column.

5. The multi-angle adjustable grating support frame as claimed in claim 4, wherein a knob (28) is arranged on the top side wall of the base (26), a rotor at the bottom end of the knob (28) extends into a cavity of the base (26), and a fourth chain wheel (29) is fixed to the knob, and the fourth chain wheel (29) is connected with the third chain wheel (27) through a chain.