CN109649086B - Jacking castor with brake structure - Google Patents
Jacking castor with brake structure Download PDFInfo
- Publication number
- CN109649086B CN109649086B CN201910095479.4A CN201910095479A CN109649086B CN 109649086 B CN109649086 B CN 109649086B CN 201910095479 A CN201910095479 A CN 201910095479A CN 109649086 B CN109649086 B CN 109649086B
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- China
- Prior art keywords
- pedal
- stop
- jacking
- locking piece
- castor
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- 235000004443 Ricinus communis Nutrition 0.000 title claims abstract description 23
- 230000006978 adaptation Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000003028 elevating effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B33/00—Castors in general; Anti-clogging castors
- B60B33/0078—Castors in general; Anti-clogging castors characterised by details of the wheel braking mechanism
- B60B33/0084—Castors in general; Anti-clogging castors characterised by details of the wheel braking mechanism acting on axle end
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B33/00—Castors in general; Anti-clogging castors
- B60B33/04—Castors in general; Anti-clogging castors adjustable, e.g. in height; linearly shifting castors
- B60B33/06—Castors in general; Anti-clogging castors adjustable, e.g. in height; linearly shifting castors mounted retractably
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Braking Elements And Transmission Devices (AREA)
- Handcart (AREA)
Abstract
The invention discloses a jacking castor with a brake structure, which comprises a castor and a jacking device connected to the upper end of the castor, wherein the castor comprises a wheel frame and wheels connected to the wheel frame through a rotating shaft, a stop gear is coaxially connected to the rotating shaft, a stop piece is arranged on the wheel frame in a telescopic manner, the tail end of the stop piece is provided with a latch matched with the stop gear, and the stop piece is connected with a brake pedal. Compared with the existing lifting type braking mode, the lifting caster with the braking structure is simpler and more reliable in braking structure and convenient to operate.
Description
Technical Field
The invention relates to a caster, in particular to a jacking caster with a brake structure.
Background
The truckle is a common mechanical accessory, installs in the footing position such as shallow, medical vehicle, furniture, mechanical equipment in order to make things convenient for the removal of object generally, when the object removes the steering, needs truckle rotational system to rotate, reaches light laborsaving effect. The existing castor has the problem that the height is not adjustable in use, and meanwhile, the control mode of the brake structure is single, the applicability is poor, and some special use requirements cannot be met.
Disclosure of Invention
(One) solving the technical problems
The invention provides a jacking castor with a braking structure, which has the advantages of simple and reasonable structure and convenient use, and solves the problems of unadjustable height, single braking mode and poor applicability of the existing castor.
(II) technical scheme
In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides a take brake structure's jack-up truckle, includes the truckle and connects the jack-up ware of truckle upper end, the truckle includes the wheel carrier and is connected through the pivot wheel on the wheel carrier, coaxial coupling stop gear in the pivot, scalable setting up the stopper on the wheel carrier, the stopper end be equipped with stop gear adaptation's latch, the stopper is connected with brake pedal.
Preferably, the brake pedal is connected with the jacking pedal of the jacking device through a jacking rod, one end of the jacking rod is fixed on the jacking pedal, and the other end of the jacking rod is movably connected with the brake pedal.
Preferably, the brake pedal comprises a pedal plate and a guide ring connected to the lower end of the pedal plate through a connecting rod, the guide ring is sleeved on a sleeve of the jack, a supporting rib is arranged on the sleeve, and the tail end of the pedal plate is pivoted on the supporting rib.
Preferably, the middle part of the pedal is annular and sleeved on the sleeve, and the number of the connecting rods is 2 and symmetrically arranged on two sides of the pedal and the guide ring.
Preferably, the stopper includes with depression bar, rotatable coupling that brake pedal is connected the locking piece of depression bar lower extreme and with reset spring that the locking piece is connected, depression bar and locking piece with the wheel carrier is scalable to be set up, be equipped with the direction wire casing on the depression bar outer fringe face, the terminal surface of direction wire casing is the inclined plane, be equipped with on the wheel carrier with the direction arch of direction wire casing adaptation, the depression bar with the locking piece is equipped with the inclined plane tooth and the spout that mutually support and interval set up in link department, the latch is located the locking piece bottom.
Preferably, the number of the stop pieces and the stop gears is 2 and the stop pieces and the stop gears are symmetrically arranged on two sides of the wheel.
Preferably, the locking piece and the wheel frame are provided with pin holes, and pins are telescopically arranged in the pin holes.
(III) beneficial effects
Compared with the prior art, the jacking caster with the brake structure provided by the invention has the following beneficial effects:
The jacking castor with the brake structure is characterized in that the jacking device is connected to the upper end of the castor, the jacking device is connected with an object at the upper end and used for adjusting the height, the castor comprises a wheel frame, the wheel is connected to the wheel frame through a rotating shaft, a stop gear is coaxially connected to the rotating shaft, a stop piece is arranged on the wheel frame in a telescopic mode, the tail end of the stop piece is provided with a latch matched with the stop gear, the stop piece is connected with a brake pedal, a user steps on the brake pedal when the brake pedal, the brake pedal drives the stop piece to move downwards, the latch at the tail end of the stop piece is meshed with the stop gear, the rotating shaft loses the rotational freedom degree, the rotation of the wheel is further prevented, and a braking effect is achieved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of a brake pedal according to the present invention;
FIG. 3 is a schematic view of the stop member of the present invention in a retracted state;
fig. 4 is a schematic view showing a state in which the stopper of the present invention is extended.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1 and 2, fig. 1 is a schematic structural diagram of the present invention, and fig. 2 is a schematic structural diagram of a brake pedal of the present invention.
The invention provides an elevating castor 1 with a brake structure, which comprises a castor 1 and an elevating device 2 connected to the upper end of the castor 1, wherein the castor 1 comprises a wheel frame 11 and wheels 12, the wheels 12 are connected to the wheel frame 11 through a rotating shaft 13, a stop gear 14 is coaxially connected to the rotating shaft 13, the stop gear 14 and the rotating shaft 13 are circumferentially fixed to realize synchronous rotation, a stop piece 10 is telescopically arranged on the wheel frame 11, the tail end of the stop piece 10 is provided with a latch 100 matched with the stop gear 14, and the stop piece 10 is connected with a brake pedal 15.
Simultaneously, brake pedal 15 passes through ejector pin 16 to be connected with the high footboard 21 of jack 2, ejector pin 16 one end is fixed on the high footboard 21, but the other end and swing joint are in the telescopic hole of brake pedal 15 upper end, when pedal the high footboard 21, the high footboard 21 drives ejector pin 16 and pushes down brake pedal 15, so can brake fixedly to truckle 1 in step through the in-process that the high ware 2 of the high ware of jack 21 control jack, avoid the in-process wheel 12 of jack to take place to roll, and when jack 2 is in the state of retracting, but independent control brake pedal 15 brakes wheel 12, and the control is more diversified.
In a preferred embodiment of the brake pedal 15, the brake pedal 15 includes a pedal plate 151 and a guide ring 152 connected to the lower end of the pedal plate 151 through a connecting rod, the guide ring 152 is sleeved on a sleeve 22 of the jack 2, a supporting rib 220 is arranged on the sleeve 22, the tail end of the pedal plate 151 is pivoted on the supporting rib 220, when the brake is applied, the pedal plate 151 is stepped on by a foot, the pedal plate 151 is supported by a pivot point of the supporting rib 220, the guide ring 152 is driven to move downwards along the direction of the sleeve 22 through the connecting rod, and the cooperation of the guide ring 152 and the sleeve 22 prevents the brake pedal 15 from deviating the acting force of the brake pedal 10, so that the stability of the whole structure is improved.
Meanwhile, the middle part of the pedal 151 is annular and sleeved on the sleeve 22, the number of connecting rods is 2, the connecting rods are symmetrically arranged on two sides of the pedal 151 and the guide ring 152, the symmetrical structure enables the stress of the guide ring 152 to be more uniform and stable, and the problem that the guide ring 152 and the sleeve 22 collide with each other due to the stress of a single side is avoided.
Referring to fig. 3 and 4, fig. 3 is a schematic view showing a retracted state of the stopper according to the present invention, and fig. 4 is a schematic view showing an extended state of the stopper according to the present invention, in a preferred embodiment of the stopper 10, the stopper 10 includes a pressing rod 101 connected to a brake pedal 15, a locking member 102 rotatably connected to a lower end of the pressing rod 101, and a return spring 103 connected to the locking member 102, the return spring 103 is disposed coaxially with the locking member 102 and positioned at a top end of the locking member 102, a through hole 110 is formed in the wheel frame 11, the pressing rod 101 and the locking member 102 are telescopically disposed in the through hole 110 of the wheel frame 11, and at the same time, a guide slot 1010 is formed in an outer peripheral surface of the pressing rod 101, a distal end surface of the guide slot 1010 is a slope, a guide protrusion 1100 adapted to the guide slot 1010 is disposed in the through hole 110 of the wheel frame 11, the guide slot 1010 is disposed at an interval, a slope 1000 and a chute 1001 are disposed at a connecting end of the pressing rod 101 and the locking member 102, and the latch 100 is disposed at a bottom end of the locking member 102.
When the brake pedal 15 presses the top of the pressing rod 101, a downward pressure is applied to the pressing rod 101, the pressing rod 101 moves along the direction of the guide chute 1010 to press the locking piece 102 to move downwards, when the engagement position of the guide chute 1010 and the guide protrusion 1100 of the pressing rod 101 is separated, radial force is generated at the contact position of the inclined plane tooth 1000 of the head of the pressing rod 101 and the chute 1001 of the locking piece 102 to force the locking piece 102 to rotate and move downwards, the stop piece 10 is in an extending state, the latch tooth 100 is engaged with the stop gear 14, and the wheel 12 brakes; when the pressing rod 101 is pressed down again, the inclined teeth 1000 at the head of the pressing rod 101 are separated from the inclined surfaces of the sliding grooves 1001 of the locking piece 102, the locking piece 102 rotates under radial force, the meshing position of the guide wire groove 1010 and the guide protrusion 1100 coincides, the locking piece 102 is retracted under the action of the return spring 103, the stop piece 10 is in a retracted state, the latch 100 and the stop gear 14 are separated, the rotating shaft 13 resumes rotation, and braking is cancelled. So, through the control of jack-up footboard 21 after the brake, can still be through the cancellation of pedal 21 control brake of stepping on once, jack-up footboard 21 can control jack-up ware 2 jack-up, truckle 1 brake and cancel the three functions of brake, play the effect of simplifying the operation, simultaneously, compression bar 101, locking piece 102 and wheel carrier 11's cooperation is from taking the locking function, has saved the location structure that traditional truckle 1 set up alone, has simplified the structure.
Meanwhile, the number of the stop pieces 10 and the stop gears 14 is 2 and the stop gears 14 are symmetrically arranged on two sides of the wheel 12, so that the stop gears 14 and the rotating shaft 13 are uniformly stressed, and the structural stability is improved.
In order to further enhance the structural stability of the caster 1 in a braking state, the locking member 102 and the wheel frame 11 are provided with laterally arranged pin holes 1010, pins 1011 are telescopically arranged in the pin holes 1010, and in the braking state, the pin 1011 passes through the pin holes 1010 to connect the locking member 102 and the wheel frame 11, so that the stress of the inside of the locking member 10 and the wheel frame 11 is reduced, and the structural strength of the wheel 12 is further improved.
The jacking castor 1 with the brake structure is characterized in that the jacking device 2 is connected to the upper end of the castor 1, the jacking device 2 is connected with an object at the upper end and used for adjusting the height, the castor 1 comprises a wheel frame 11, a wheel 12 connected to the wheel frame 11 through a rotating shaft 13, a stop gear 14 is coaxially connected to the rotating shaft 13, a stop piece 10 is arranged on the wheel frame 11 in a telescopic manner, a latch 100 matched with the stop gear 14 is arranged at the tail end of the stop piece 10, the stop piece 10 is connected with a brake pedal 15, a user pedals the brake pedal 15 by foot, the brake pedal 15 drives the stop piece 10 to move downwards, the latch 100 at the tail end of the stop piece 10 is meshed with the stop gear 14, the rotating shaft 13 loses the rotational freedom degree, the wheel 12 is prevented from rotating, and the brake effect is achieved.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The jacking castor with the brake structure is characterized by comprising a castor and a jacking device connected to the upper end of the castor, wherein the castor comprises a wheel frame and wheels connected to the wheel frame through a rotating shaft, a stop gear is coaxially connected to the rotating shaft, a stop piece is arranged on the wheel frame in a telescopic manner, a latch matched with the stop gear is arranged at the tail end of the stop piece, and the stop piece is connected with a brake pedal;
the brake pedal is connected with the jacking pedal of the jacking device through a jacking rod, one end of the jacking rod is fixed on the jacking pedal, and the other end of the jacking rod is movably connected with the brake pedal;
The locking piece includes the depression bar that is connected with brake pedal, rotatable connection at the locking piece of depression bar lower extreme and the reset spring who is connected with the locking piece, reset spring and the coaxial heart line setting of locking piece just are located the locking piece top, be equipped with the through-hole on the wheel carrier, depression bar and locking piece telescopic arrangement are in the through-hole of wheel carrier, simultaneously, be equipped with the direction wire casing on the depression bar outer fringe face, the terminal surface of direction wire casing is the inclined plane, be equipped with the direction arch with the direction wire casing adaptation in the through-hole of wheel carrier, the direction wire casing interval sets up, depression bar and locking piece are equipped with the inclined plane tooth and the spout that mutually adapt and the interval set up in link department, the latch is located the locking piece bottom.
2. The overhead caster with a brake structure of claim 1, wherein: the brake pedal comprises a pedal plate and a guide ring connected to the lower end of the pedal plate through a connecting rod, the guide ring is sleeved on a sleeve of the jack, a supporting rib is arranged on the sleeve, and the tail end of the pedal plate is pivoted on the supporting rib.
3. The overhead caster with a brake structure according to claim 2, wherein: the middle part of the pedal is annular and sleeved on the sleeve, and the number of the connecting rods is 2 and symmetrically arranged on two sides of the pedal and the guide ring.
4. The overhead caster with a brake structure of claim 1, wherein: the number of the stop pieces and the stop gears is 2, and the stop pieces and the stop gears are symmetrically arranged on two sides of the wheel.
5. The overhead caster with a brake structure of claim 1, wherein: the locking piece and the pin hole arranged on the wheel frame are provided with pins in a telescopic manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910095479.4A CN109649086B (en) | 2019-01-31 | 2019-01-31 | Jacking castor with brake structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910095479.4A CN109649086B (en) | 2019-01-31 | 2019-01-31 | Jacking castor with brake structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109649086A CN109649086A (en) | 2019-04-19 |
| CN109649086B true CN109649086B (en) | 2024-05-07 |
Family
ID=66121911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910095479.4A Active CN109649086B (en) | 2019-01-31 | 2019-01-31 | Jacking castor with brake structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109649086B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111854694A (en) * | 2019-12-27 | 2020-10-30 | 北京嘀嘀无限科技发展有限公司 | Lens angle calibration system and method |
| CN117644743B (en) * | 2024-01-30 | 2024-04-12 | 泉州卓烨锰钢脚轮制造股份有限公司 | Brake castor |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0141866A1 (en) * | 1983-11-11 | 1985-05-22 | Albert Schulte Söhne GmbH. & Co. | Castor for transportable objects |
| US5014391A (en) * | 1989-01-13 | 1991-05-14 | Arnolf Schulte | Lockable caster wheel |
| JPH09315104A (en) * | 1996-05-28 | 1997-12-09 | Shimooka:Kk | Caster for chair |
| CN103732420A (en) * | 2011-08-01 | 2014-04-16 | 吕信东 | Caster capable of concurrently braking a shaft and a wheel |
| CN204774392U (en) * | 2015-07-13 | 2015-11-18 | 中山威卡脚轮有限公司 | Two brake pedal's in area truckle |
| CN205705996U (en) * | 2016-06-30 | 2016-11-23 | 安吉炜宜五金塑料制品有限公司 | A kind of brake caster of improvement |
| KR20170037222A (en) * | 2015-09-25 | 2017-04-04 | 주식회사 시디즈 | Caster Apparatus having Deceleration device |
| WO2017054383A1 (en) * | 2015-09-28 | 2017-04-06 | 胡冠礼 | Novel caster having brake mechanism |
| CN206171036U (en) * | 2016-08-31 | 2017-05-17 | 福建施可瑞医疗科技股份有限公司 | Well accuse truckle with braking structure |
| CN206562285U (en) * | 2017-02-07 | 2017-10-17 | 广州铭泽金属制品有限公司 | One kind rises device |
| US10118440B1 (en) * | 2017-06-12 | 2018-11-06 | Colson Caster Group, Llc | Suspension caster with brake lever and wheel fork and yoke portion having common pivot axis |
| CN208133960U (en) * | 2018-03-28 | 2018-11-23 | 无锡赛飞滑泰脚轮制造有限公司 | A kind of castor brake assemblies |
| CN209581035U (en) * | 2019-01-31 | 2019-11-05 | 厦门康力特五金制品有限公司 | A kind of strap brake structure rises castor |
-
2019
- 2019-01-31 CN CN201910095479.4A patent/CN109649086B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0141866A1 (en) * | 1983-11-11 | 1985-05-22 | Albert Schulte Söhne GmbH. & Co. | Castor for transportable objects |
| US5014391A (en) * | 1989-01-13 | 1991-05-14 | Arnolf Schulte | Lockable caster wheel |
| JPH09315104A (en) * | 1996-05-28 | 1997-12-09 | Shimooka:Kk | Caster for chair |
| CN103732420A (en) * | 2011-08-01 | 2014-04-16 | 吕信东 | Caster capable of concurrently braking a shaft and a wheel |
| CN204774392U (en) * | 2015-07-13 | 2015-11-18 | 中山威卡脚轮有限公司 | Two brake pedal's in area truckle |
| KR20170037222A (en) * | 2015-09-25 | 2017-04-04 | 주식회사 시디즈 | Caster Apparatus having Deceleration device |
| WO2017054383A1 (en) * | 2015-09-28 | 2017-04-06 | 胡冠礼 | Novel caster having brake mechanism |
| CN205705996U (en) * | 2016-06-30 | 2016-11-23 | 安吉炜宜五金塑料制品有限公司 | A kind of brake caster of improvement |
| CN206171036U (en) * | 2016-08-31 | 2017-05-17 | 福建施可瑞医疗科技股份有限公司 | Well accuse truckle with braking structure |
| CN206562285U (en) * | 2017-02-07 | 2017-10-17 | 广州铭泽金属制品有限公司 | One kind rises device |
| US10118440B1 (en) * | 2017-06-12 | 2018-11-06 | Colson Caster Group, Llc | Suspension caster with brake lever and wheel fork and yoke portion having common pivot axis |
| CN208133960U (en) * | 2018-03-28 | 2018-11-23 | 无锡赛飞滑泰脚轮制造有限公司 | A kind of castor brake assemblies |
| CN209581035U (en) * | 2019-01-31 | 2019-11-05 | 厦门康力特五金制品有限公司 | A kind of strap brake structure rises castor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109649086A (en) | 2019-04-19 |
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