CN109577775B - Equal-curvature door leaf rolling ball bearing wheel convenient to install - Google Patents
Equal-curvature door leaf rolling ball bearing wheel convenient to install Download PDFInfo
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- CN109577775B CN109577775B CN201910024554.8A CN201910024554A CN109577775B CN 109577775 B CN109577775 B CN 109577775B CN 201910024554 A CN201910024554 A CN 201910024554A CN 109577775 B CN109577775 B CN 109577775B
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05D—HINGES OR SUSPENSION DEVICES FOR DOORS, WINDOWS OR WINGS
- E05D13/00—Accessories for sliding or lifting wings, e.g. pulleys, safety catches
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Abstract
The invention discloses a door leaf ball bearing wheel with equal curvature, which is convenient to install and comprises an installation plate and a ball positioned below the installation plate: the door leaf is installed at the top of the installation plate, the fixed seat is fixedly installed at the bottom of the installation plate, the bottom of the fixed seat is provided with an arc-shaped groove, an arc-shaped plate is movably installed in the arc-shaped groove, a plurality of balls are installed on the inner side of the arc-shaped plate in a rolling mode, and the balls are all in contact with the rolling balls; the outside fixed mounting of arc has two cardboards, and two fixed slots have been seted up to the bottom of fixing base, and two fixed slots are located the both sides of arc respectively, and two cardboards clamp with two fixed slots respectively mutually, and the second shifting chute has all been seted up to one side that two fixed slots are close to each other. The equal-curvature door leaf rolling ball bearing wheel convenient to install is convenient for assembling the shell and the door leaf, time-saving and labor-saving, convenient for disassembling and assembling the arc-shaped plate and convenient for replacing the severely worn rolling balls, and has a simple structure and convenient use.
Description
Technical Field
The invention relates to the technical field of ball bearing wheels, in particular to a constant-curvature door leaf ball bearing wheel convenient to install.
Background
The ball bearing wheel is widely applied in various industries in the society at present, through retrieval, application number 201610770540.7 discloses an iso-curvature door leaf ball bearing wheel, which comprises a door leaf and a fixed support bottom, wherein two sides of the bottom end of the door leaf are respectively provided with a fixed plate, the lower end of the fixed plate is connected with the top end of a shell, the inside of the shell is provided with the fixed support bottom, the inside of the fixed support bottom is provided with an arc-shaped groove, a steel ball is clamped in the arc-shaped groove, the lower end of the steel ball is provided with a ball, the bottom end of the ball is arranged outside the shell, the iso-curvature door leaf ball bearing wheel convenient to install adopts the design of 'iso-curvature', simultaneously solves the problems of insufficient axial load capacity and insufficient radial load capacity of the ball bearing, is favorable for enabling an object to directly fall on the ball bearing, is flexible to rotate, has a simple structure, however, the equal-curvature door leaf ball bearing wheel convenient to mount is inconvenient to assemble, the steel balls are inconvenient to replace due to abrasion, and normal use is affected due to long time, so that the equal-curvature door leaf ball bearing wheel convenient to mount is provided, and the problems are solved.
Disclosure of Invention
Aiming at the problems, the invention provides the equal-curvature door leaf ball bearing wheel convenient to install, which can effectively solve the problems that the equal-curvature door leaf ball bearing wheel convenient to install in the background technology is inconvenient to assemble, the steel ball is inconvenient to replace due to abrasion, and the normal use is influenced due to long time, and can be convenient to assemble, and time and labor are saved.
In order to achieve the purpose, the invention provides the following technical scheme:
an iso-curvature door leaf ball bearing wheel convenient to install, the ball bearing wheel comprising a mounting plate and a ball located below the mounting plate: the door leaf is installed at the top of the installation plate, the fixed seat is fixedly installed at the bottom of the installation plate, the bottom of the fixed seat is provided with an arc-shaped groove, an arc-shaped plate is movably installed in the arc-shaped groove, a plurality of balls are installed on the inner side of the arc-shaped plate in a rolling mode, and the balls are all in contact with the rolling balls;
the clamping plates are fixedly mounted on the outer sides of the arc-shaped plates, two fixing grooves are formed in the bottoms of the fixing seats, the two fixing grooves are located on two sides of the arc-shaped grooves respectively, the two clamping plates are clamped with the two fixing grooves respectively, second moving grooves are formed in the sides, close to each other, of the two fixing grooves, second moving plates are slidably mounted in the two second moving grooves, second clamping blocks are fixedly mounted on the sides, far away from each other, of the two second moving plates, second clamping grooves are formed in the sides, close to each other, of the two clamping plates, and the two second clamping blocks are clamped with the two second clamping grooves respectively;
the shell is installed to the bottom of mounting panel, and the equal fixed mounting in one side that two second movable plates kept away from each other has the carriage release lever, and the equal fixed mounting in one side that two carriage release levers kept away from each other has the connecting plate, and the equal fixed mounting in one side that two connecting plates kept away from each other has the connecting rod, and the bottom fixed mounting of mounting panel has two rectangle fixing bases, has seted up the slip recess on the rectangle fixing base, and slidable mounting has the rectangle slide in the slip recess, and the one side that two connecting rods kept away from each other welds with one side that two rectangle slides are close to each other respectively, the equal fixed mounting in both sides of shell has the connecting seat.
As a preferred technical scheme of the invention, two first moving grooves are formed in the top of the mounting plate, first moving plates are slidably mounted in the first moving grooves, first clamping blocks are fixedly mounted on the sides, close to each other, of the two first moving plates, first clamping grooves are formed in the two sides of the door leaf, and the two first clamping blocks are respectively clamped with the two first clamping grooves.
As a preferred technical scheme of the present invention, one end of each first spring is fixedly mounted on each side of the two first moving plates away from each other, and the other ends of the two first springs are respectively welded to the inner wall of each side of the two first moving grooves away from each other.
As a preferred technical solution of the present invention, a groove is formed on an inner wall of a top of the second moving groove, and a top of the second moving plate is slidably connected to the inner wall of the top of the groove.
As a preferable technical scheme, one end of each second spring is fixedly arranged on the inner wall of one side, close to each other, of each groove, and the other ends of the two second springs are respectively welded with one side, close to each other, of each second moving plate.
As a preferable technical scheme of the invention, the two sides of the fixed seat are both provided with connecting sliding holes, and the moving rod is in sliding connection with the corresponding connecting sliding holes.
As a preferable technical scheme, the bottom of the mounting plate is provided with two placing grooves, and the two connecting rods are respectively positioned in the two placing grooves.
According to a preferred technical scheme, the inner walls of the two adjacent sliding grooves are rotatably provided with the lead screws, the two lead screws are respectively in threaded connection with the two rectangular sliding plates, the ends, far away from each other, of the two lead screws are fixedly provided with the rotating blocks, the sides, far away from each other, of the two rectangular sliding plates are fixedly provided with the connecting clamping blocks, the inner walls of the far away sides of the two connecting grooves are respectively provided with the connecting clamping grooves, and the two connecting clamping blocks are respectively clamped with the two connecting clamping grooves.
Compared with the prior art, the invention has the beneficial effects that:
the two first moving plates are pulled to move towards the direction away from each other through the matching of the mounting plate, the door leaf, the first moving grooves, the first moving plates, the first clamping blocks, the first clamping grooves and the first springs, at the moment, the two first springs are stressed to shrink, the two first clamping blocks are driven to be away from each other through the two first moving plates, then the door leaf is placed at the top of the mounting plate, the two first moving plates are loosened, the two first springs are restored to the original state, the two first clamping blocks are reset and clamped into the two first clamping grooves, and the mounting of the door leaf is completed;
two clamping plates are clamped in the two fixed grooves by matching the fixed seats, the arc-shaped grooves, the arc-shaped plates, the balls, the clamping plates, the fixed grooves, the second clamping grooves, the second moving plates, the second clamping blocks, the grooves, the second springs, the moving rods, the shells, the rolling balls, the connecting plates, the connecting rods, the rectangular fixed seats, the sliding grooves, the rectangular sliding plates, the lead screws, the connecting seats, the connecting grooves, the connecting clamping blocks and the connecting clamping grooves, the two rectangular fixed seats are clamped in the two fixed grooves, then the two lead screws are driven by the two rotating blocks to rotate, the two rectangular sliding plates are mutually far away by the two lead screws, the two connecting clamping blocks are clamped in the two connecting clamping grooves by the two rectangular sliding plates to fix the shells, meanwhile, the two connecting plates are driven by the two connecting rods to mutually far away, and the two connecting plates, the two moving rods drive the two second moving plates to move, and the two second moving plates drive the two second clamping blocks to be clamped in the two second clamping grooves to complete connection and fixation of the arc-shaped plates;
the uniform-curvature door leaf rolling ball bearing wheel convenient to install is convenient for assembling the shell and the door leaf, and saves time and labor;
the invention is convenient to disassemble and assemble the arc-shaped plate, is convenient to replace the seriously worn ball, and has simple structure and convenient use.
Drawings
Fig. 1 is a schematic structural diagram of a spherical bearing wheel of an equal-curvature door leaf, which is convenient to install and provided by the invention;
fig. 2 is a schematic structural diagram of a part a of an equal-curvature door leaf ball bearing wheel convenient to install, which is provided by the invention;
fig. 3 is a schematic structural diagram of a part B of an equal-curvature door leaf ball bearing wheel convenient to install, which is provided by the invention;
fig. 4 is a schematic structural diagram of a part C of an equal-curvature door leaf ball bearing wheel convenient to install, which is provided by the invention;
fig. 5 is a schematic side view of the first moving plate of the constant curvature door leaf ball bearing wheel of the present invention.
In the figure: 1-mounting plate, 2-door leaf, 3-first moving groove, 4-first moving plate, 5-first clamping block, 6-first clamping groove, 7-first spring, 8-fixed seat, 9-arc groove, 10-arc plate, 11-ball, 12-clamping plate, 13-fixed groove, 14-second clamping groove, 15-second moving groove, 16-second moving plate, 17-second clamping block, 18-groove, 19-second spring, 20-moving rod, 21-shell, 22-rolling ball, 23-connecting plate, 24-connecting rod, 25-rectangular fixed seat, 26-sliding groove, 27-rectangular sliding plate, 28-lead screw, 29-connecting seat, 30-connecting groove, 31-connecting clamping block, 32-connecting card slot.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b):
referring to fig. 1-5, the present invention provides a technical solution:
an iso-curvature door leaf ball bearing wheel convenient to install, the ball bearing wheel comprising a mounting plate 1 and a ball 22 located below the mounting plate 1: the door leaf 2 is installed at the top of the installation plate 1, the fixed seat 8 is fixedly installed at the bottom of the installation plate 1, the arc-shaped groove 9 is formed in the bottom of the fixed seat 8, the arc-shaped plate 10 is movably installed in the arc-shaped groove 9, the plurality of balls 11 are installed on the inner side of the arc-shaped plate 10 in a rolling mode, and the plurality of balls 11 are all in contact with the rolling balls 22;
two clamping plates 12 are fixedly mounted on the outer side of the arc-shaped plate 10, two fixing grooves 13 are formed in the bottom of the fixing seat 8, the two fixing grooves 13 are located on two sides of the arc-shaped groove 9 respectively, the two clamping plates 12 are clamped with the two fixing grooves 13 respectively, second moving grooves 15 are formed in the sides, close to each other, of the two fixing grooves 13, second moving plates 16 are slidably mounted in the two second moving grooves 15 respectively, second clamping blocks 17 are fixedly mounted on the sides, far away from each other, of the two second moving plates 16, second clamping grooves 14 are formed in the sides, close to each other, of the two clamping plates 12, and the two second clamping blocks 17 are clamped with the two second clamping grooves 14 respectively;
a shell 21 is installed at the bottom of the mounting plate 1, moving rods 20 are fixedly installed on the sides, away from each other, of the two second moving plates 16, connecting plates 23 are fixedly installed on the sides, away from each other, of the two moving rods 20, connecting rods 24 are fixedly installed on the sides, away from each other, of the two connecting plates 23, two rectangular fixing seats 25 are fixedly installed at the bottom of the mounting plate 1, sliding grooves 26 are formed in the rectangular fixing seats 25, rectangular sliding plates 27 are slidably installed in the sliding grooves 26, the sides, away from each other, of the two connecting rods 24 are respectively welded with the sides, close to each other, of the two rectangular sliding plates 27, connecting seats 29 are fixedly installed on the two sides of the shell 21, connecting grooves 30 are formed in the top of the connecting seats 29, the rectangular fixing seats 25 are clamped with the connecting grooves 30, and the mounting plate 1, the door leaf 2, the first moving groove 3, the two first moving plates 4 are pulled to move towards the direction away from each other, at the moment, the two first springs 7 are stressed and contracted, the two first clamping blocks 5 are driven to move away from each other through the two first moving plates 4, then the door leaf 2 is placed at the top of the mounting plate 1, the two first moving plates 4 are loosened, the two first springs 7 are restored to the original state, the two first clamping blocks 5 are reset and clamped into the two first clamping grooves 6, and the door leaf 2 is mounted; the two clamping plates 12 are clamped in the two fixing grooves 13 through the matching of the fixing seats 8, the arc-shaped grooves 9, the arc-shaped plates 10, the balls 11, the clamping plates 12, the fixing grooves 13, the second clamping grooves 14, the second moving grooves 15, the second moving plates 16, the second clamping blocks 17, the grooves 18, the second springs 19, the moving rods 20, the shells 21, the rolling balls 22, the connecting plates 23, the connecting rods 24, the rectangular fixing seats 25, the sliding grooves 26, the rectangular sliding plates 27, the lead screws 28, the connecting seats 29, the connecting grooves 30, the connecting clamping blocks 31 and the connecting clamping grooves 32, the two clamping plates 12 are clamped in the two fixing grooves 13, the two rectangular fixing seats 25 are clamped in the two connecting grooves 30, then the two lead screws 28 are driven to rotate through the two rotating blocks, the two rectangular sliding plates 27 are far away from each other through the two lead screws 28, the two rectangular sliding plates 27 are driven to be clamped in the two connecting clamping grooves 32 through the two rectangular sliding plates, the two connecting plates 23 drive the two moving rods 20 to be away from each other, the two moving rods 20 drive the two second moving plates 16 to move, and the two second moving plates 16 drive the two second clamping blocks 17 to be clamped in the two second clamping grooves 14, so that the arc-shaped plates 10 are connected and fixed; the equal-curvature door leaf rolling ball bearing wheel convenient to install is convenient for assembling the shell 21 and the door leaf 2, and is time-saving and labor-saving; the invention is convenient for dismounting the arc-shaped plate 10 and replacing the seriously worn ball 11, and has simple structure and convenient use.
In this embodiment, two first moving grooves 3 are formed in the top of the mounting plate 1, a first moving plate 4 is slidably mounted in the first moving grooves 3, first clamping blocks 5 are fixedly mounted on the mutually close sides of the two first moving plates 4, first clamping grooves 6 are formed in the two sides of the door leaf 2, the two first clamping blocks 5 are respectively clamped with the two first clamping grooves 6, one ends of first springs 7 are fixedly mounted on the mutually far sides of the two first moving plates 4, the other ends of the two first springs 7 are respectively welded with the mutually far sides of the two first moving grooves 3, a groove 18 is formed in the inner wall of the top of the second moving groove 15, the top of the second moving plate 16 is slidably connected with the inner wall of the top of the groove 18, one ends of second springs 19 are fixedly mounted on the mutually close sides of the two grooves 18, and the other ends of the two second springs 19 are respectively welded with the mutually close sides of the two second moving plates 16, the two sides of the fixed seat 8 are respectively provided with a connecting sliding hole, the moving rod 20 is connected with the corresponding connecting sliding hole in a sliding manner, the bottom of the mounting plate 1 is provided with two placing grooves, two connecting rods 24 are respectively positioned in the two placing grooves, the inner wall of one side, close to each other, of the two sliding grooves 26 is respectively and rotatably provided with a lead screw 28, the two lead screws 28 are respectively in threaded connection with the two rectangular sliding plates 27, one ends, far away from each other, of the two lead screws 28 are respectively and fixedly provided with a rotating block, one side, far away from each other, of the two rectangular sliding plates 27 is respectively and fixedly provided with a connecting clamping block 31, one side, far away from each other, of the two connecting clamping grooves 30 is respectively provided with a connecting clamping groove 32, the two connecting clamping blocks 31 are respectively clamped with the two connecting clamping grooves 32, and are matched with the mounting plate 1, the, the two first moving plates 4 are pulled to move towards the direction away from each other, at the moment, the two first springs 7 are stressed and contracted, the two first clamping blocks 5 are driven to move away from each other through the two first moving plates 4, then the door leaf 2 is placed at the top of the mounting plate 1, the two first moving plates 4 are loosened, the two first springs 7 are restored to the original state, the two first clamping blocks 5 are reset and clamped into the two first clamping grooves 6, and the door leaf 2 is mounted; the two clamping plates 12 are clamped in the two fixing grooves 13 through the matching of the fixing seats 8, the arc-shaped grooves 9, the arc-shaped plates 10, the balls 11, the clamping plates 12, the fixing grooves 13, the second clamping grooves 14, the second moving grooves 15, the second moving plates 16, the second clamping blocks 17, the grooves 18, the second springs 19, the moving rods 20, the shells 21, the rolling balls 22, the connecting plates 23, the connecting rods 24, the rectangular fixing seats 25, the sliding grooves 26, the rectangular sliding plates 27, the lead screws 28, the connecting seats 29, the connecting grooves 30, the connecting clamping blocks 31 and the connecting clamping grooves 32, the two clamping plates 12 are clamped in the two fixing grooves 13, the two rectangular fixing seats 25 are clamped in the two connecting grooves 30, then the two lead screws 28 are driven to rotate through the two rotating blocks, the two rectangular sliding plates 27 are far away from each other through the two lead screws 28, the two rectangular sliding plates 27 are driven to be clamped in the two connecting clamping grooves 32 through the two rectangular sliding plates, the two connecting plates 23 drive the two moving rods 20 to be away from each other, the two moving rods 20 drive the two second moving plates 16 to move, and the two second moving plates 16 drive the two second clamping blocks 17 to be clamped in the two second clamping grooves 14, so that the arc-shaped plates 10 are connected and fixed; the equal-curvature door leaf rolling ball bearing wheel convenient to install is convenient for assembling the shell 21 and the door leaf 2, and is time-saving and labor-saving; the invention is convenient for dismounting the arc-shaped plate 10 and replacing the seriously worn ball 11, and has simple structure and convenient use.
The working principle of the invention is as follows:
when the door leaf 2 is used, the two first moving plates 4 are pulled to move towards the directions far away from each other, at the moment, the two first springs 7 are stressed to contract, the two first clamping blocks 5 are driven to be far away from each other through the two first moving plates 4, then the door leaf 2 is placed at the top of the mounting plate 1, the two first moving plates 4 are loosened, the two first springs 7 are restored to be original, the two first clamping blocks 5 are reset and clamped in the two first clamping grooves 6, the door leaf 2 is mounted, the two clamping plates 12 are clamped in the two fixing grooves 13, the two rectangular fixing seats 25 are clamped in the two connecting grooves 30, then the two screw rods 28 are driven to rotate through the two rotating blocks, the two rectangular sliding plates 27 are far away from each other through the two screw rods 28, the two connecting clamping blocks 31 are driven to be clamped in the two connecting clamping grooves 32 through the two rectangular sliding plates 27, the shell 21 is fixed, and meanwhile the two rectangular sliding plates 27 drive the two connecting plates, two connecting plates 23 drive two movable rods 20 and keep away from each other, and two movable rods 20 drive two second movable plates 16 and remove, and two second movable plates 16 drive two second fixture blocks 17 and clamp two second draw-in grooves 14 in, accomplish to be connected fixedly to arc plate 10, when needing to dismantle arc plate 10, only need the rotatory piece of antiport, can accomplish the dismantlement to arc plate 10, are convenient for change serious ball 11 of wearing and tearing.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. The uniform-curvature door leaf ball bearing wheel convenient to mount comprises a mounting plate (1) and a ball (22) located below the mounting plate (1), wherein a door leaf (2) is mounted at the top of the mounting plate (1), a fixing seat (8) is fixedly mounted at the bottom of the mounting plate (1), an arc-shaped groove (9) is formed in the bottom of the fixing seat (8), an arc-shaped plate (10) is movably mounted in the arc-shaped groove (9), a plurality of balls (11) are mounted on the inner side of the arc-shaped plate (10) in a rolling manner, and the balls (11) are all in contact with the ball (22);
the method is characterized in that: two clamping plates (12) are fixedly mounted on the outer side of the arc-shaped plate (10), two fixing grooves (13) are formed in the bottom of the fixing seat (8), the two fixing grooves (13) are located on two sides of the arc-shaped groove (9) respectively, the two clamping plates (12) are clamped with the two fixing grooves (13) respectively, second moving grooves (15) are formed in the sides, close to each other, of the two fixing grooves (13), second moving plates (16) are slidably mounted in the two second moving grooves (15), second clamping blocks (17) are fixedly mounted on the sides, far away from each other, of the two second moving plates (16), second clamping grooves (14) are formed in the sides, close to each other, of the two clamping plates (12), and the two second clamping blocks (17) are clamped with the two second clamping grooves (14) respectively;
the bottom of the mounting plate (1) is provided with a shell (21), one side, away from each other, of each of the two second movable plates (16) is fixedly provided with a movable rod (20), one side, away from each other, of each of the two movable rods (20) is fixedly provided with a connecting plate (23), one side, away from each other, of each of the two connecting plates (23) is fixedly provided with a connecting rod (24), the bottom of the mounting plate (1) is fixedly provided with two rectangular fixing seats (25), each rectangular fixing seat (25) is provided with a sliding groove (26), each sliding groove (26) is internally provided with a rectangular sliding plate (27), one side, away from each other, of each of the two connecting rods (24) is welded with one, the connecting device is characterized in that connecting seats (29) are fixedly mounted on two sides of the shell (21), connecting grooves (30) are formed in the tops of the connecting seats (29), and the rectangular fixing seats (25) are clamped with the connecting grooves (30).
2. An equal curvature door leaf ball bearing wheel easy to install according to claim 1 wherein: two first moving grooves (3) have been seted up at the top of mounting panel (1), and slidable mounting has first movable plate (4) in first moving groove (3), and the equal fixed mounting in one side that two first movable plates (4) are close to each other has first fixture block (5), and first draw-in groove (6) have all been seted up to the both sides of door leaf (2), and two first fixture blocks (5) clamp with two first draw-in grooves (6) respectively mutually.
3. An equal curvature door leaf ball bearing wheel easy to install according to claim 2 wherein: one side of each first movable plate (4) far away from each other is fixedly provided with one end of a first spring (7), and the other ends of the two first springs (7) are welded with the inner wall of one side of each first movable groove (3) far away from each other.
4. An equal curvature door leaf ball bearing wheel easy to install according to claim 1 wherein: a groove (18) is formed in the inner wall of the top of the second moving groove (15), and the top of the second moving plate (16) is in sliding connection with the inner wall of the top of the groove (18).
5. An equal curvature door leaf ball bearing wheel easy to install according to claim 4 wherein: one end of a second spring (19) is fixedly arranged on the inner wall of one side, close to each other, of each of the two grooves (18), and the other ends of the two second springs (19) are welded with one side, close to each other, of each of the two second moving plates (16) respectively.
6. An equal curvature door leaf ball bearing wheel easy to install according to claim 1 wherein: the two sides of the fixed seat (8) are provided with connecting sliding holes, and the moving rod (20) is connected with the corresponding connecting sliding holes in a sliding mode.
7. An equal curvature door leaf ball bearing wheel easy to install according to claim 1 wherein: two placing grooves are formed in the bottom of the mounting plate (1), and the two connecting rods (24) are respectively located in the two placing grooves.
8. An equal curvature door leaf ball bearing wheel easy to install according to claim 1 wherein: all rotate on the one side inner wall that two slip recesses (26) are close to each other and install lead screw (28), two lead screws (28) respectively with two rectangle slide (27) threaded connection, the equal fixed mounting of the one end of keeping away from each other of two lead screws (28) has rotatory piece, the equal fixed mounting in one side of keeping away from each other of two rectangle slide (27) has connection fixture block (31), connection slot (32) have all been seted up on the one side inner wall of keeping away from each other of two connection recesses (30), two connection fixture block (31) clamp with two connection slot (32) respectively mutually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910024554.8A CN109577775B (en) | 2019-01-10 | 2019-01-10 | Equal-curvature door leaf rolling ball bearing wheel convenient to install |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910024554.8A CN109577775B (en) | 2019-01-10 | 2019-01-10 | Equal-curvature door leaf rolling ball bearing wheel convenient to install |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109577775A CN109577775A (en) | 2019-04-05 |
| CN109577775B true CN109577775B (en) | 2020-07-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910024554.8A Active CN109577775B (en) | 2019-01-10 | 2019-01-10 | Equal-curvature door leaf rolling ball bearing wheel convenient to install |
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| CN (1) | CN109577775B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3466697A (en) * | 1968-05-10 | 1969-09-16 | Bearings Seals & Gears Inc | Ball transfer or caster unit |
| JPS6394007U (en) * | 1986-12-04 | 1988-06-17 | ||
| CN2228418Y (en) * | 1995-05-11 | 1996-06-05 | 李志东 | Axleless castor |
| CN106193869A (en) * | 2016-08-31 | 2016-12-07 | 江苏万达特种轴承有限公司 | A kind of iso-curvature door leaf ball bearing wheel |
| KR20170000334U (en) * | 2015-07-15 | 2017-01-25 | 정진화 | Transferring wheel assembly |
| CN106829156A (en) * | 2017-01-22 | 2017-06-13 | 重庆公升彩印包装有限公司 | Carton |
| CN107842244A (en) * | 2017-12-19 | 2018-03-27 | 西安龙之梦网络信息有限公司 | A kind of communication equipment line bar being easily installed |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050060840A1 (en) * | 2000-03-03 | 2005-03-24 | Polevoy Richard S. | Caster system used with wooden or plastic legs for furniture |
-
2019
- 2019-01-10 CN CN201910024554.8A patent/CN109577775B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3466697A (en) * | 1968-05-10 | 1969-09-16 | Bearings Seals & Gears Inc | Ball transfer or caster unit |
| JPS6394007U (en) * | 1986-12-04 | 1988-06-17 | ||
| CN2228418Y (en) * | 1995-05-11 | 1996-06-05 | 李志东 | Axleless castor |
| KR20170000334U (en) * | 2015-07-15 | 2017-01-25 | 정진화 | Transferring wheel assembly |
| CN106193869A (en) * | 2016-08-31 | 2016-12-07 | 江苏万达特种轴承有限公司 | A kind of iso-curvature door leaf ball bearing wheel |
| CN106829156A (en) * | 2017-01-22 | 2017-06-13 | 重庆公升彩印包装有限公司 | Carton |
| CN107842244A (en) * | 2017-12-19 | 2018-03-27 | 西安龙之梦网络信息有限公司 | A kind of communication equipment line bar being easily installed |
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| Publication number | Publication date |
|---|---|
| CN109577775A (en) | 2019-04-05 |
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