CN108528141A - A kind of refrigerator - Google Patents

A kind of refrigerator Download PDF

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Publication number
CN108528141A
CN108528141A CN201810171330.5A CN201810171330A CN108528141A CN 108528141 A CN108528141 A CN 108528141A CN 201810171330 A CN201810171330 A CN 201810171330A CN 108528141 A CN108528141 A CN 108528141A
Authority
CN
China
Prior art keywords
brake
brake block
walking axle
running part
carcass ply
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201810171330.5A
Other languages
Chinese (zh)
Other versions
CN108528141B (en
Inventor
白冰
孙鹏涛
王东岳
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qingdao Haier Special Refrigerator Co Ltd
Haier Smart Home Co Ltd
Original Assignee
Qingdao Haier Special Refrigerator Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Qingdao Haier Special Refrigerator Co Ltd filed Critical Qingdao Haier Special Refrigerator Co Ltd
Priority to CN201810171330.5A priority Critical patent/CN108528141B/en
Publication of CN108528141A publication Critical patent/CN108528141A/en
Application granted granted Critical
Publication of CN108528141B publication Critical patent/CN108528141B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60BVEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B33/00Castors in general; Anti-clogging castors
    • B60B33/0002Castors in general; Anti-clogging castors assembling to the object, e.g. furniture
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60BVEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B33/00Castors in general; Anti-clogging castors
    • B60B33/0028Construction of wheels; methods of assembling on axle
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60BVEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B33/00Castors in general; Anti-clogging castors
    • B60B33/0036Castors in general; Anti-clogging castors characterised by type of wheels
    • B60B33/0042Double or twin wheels
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60BVEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B33/00Castors in general; Anti-clogging castors
    • B60B33/0078Castors in general; Anti-clogging castors characterised by details of the wheel braking mechanism
    • B60B33/0086Castors in general; Anti-clogging castors characterised by details of the wheel braking mechanism acting on rim or side portion of tyre
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D23/00General constructional features
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2400/00General features of, or devices for refrigerators, cold rooms, ice-boxes, or for cooling or freezing apparatus not covered by any other subclass
    • F25D2400/38Refrigerating devices characterised by wheels

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Handcart (AREA)

Abstract

The present invention proposes a kind of refrigerator, including cabinet and the running part in bottom of cabinet bulk is set, the running part is at least arranged 2 groups, each running part includes that walking axle and at least two are rotatably arranged on the traveling wheel in walking axle parallel, it is provided with the resilient snubber in compressive state between 2 adjacent traveling wheels, cushion seal structure is formed on the traveling wheel.It solves the problem of that buffering and damping effect existing for refrigerator in the prior art is poor through the invention and does not adapt to different road conditions demands.

Description

A kind of refrigerator
Technical field
The present invention relates to a kind of improvement of freezer structure.
Background technology
Castor structure is mainly by a trundle bracket, a caster axle, a material below refrigerator in the prior art The wheel hub of PP and the PU resin carcass ply of an outsourcing are constituted.As refrigerator is in the needs of commercial kitchen area expanded in volume, refrigerator case Body appearance and size increases increasingly, and main screw lift is constantly soaring, and Castor structure and material are far from the need of the existing model exploitation of matching It asks, there are problems to be mainly manifested in the following aspects:
The first, since the single castor load-bearing in four corner of babinet is excessively high, wheel hub gross distortion can not be rolled normally.
It is the contact of " very stiff and demanding " since carcass ply material is PU resins, between carcass ply and ground, subtracts without buffering Shake acts on, and so that entire cabinet-type air conditioner is vibrated in dragging process more strong, not only generates a large amount of noises, but also directly result in case in this way It is shaken at internal each section of refrigeration pipeline solder joint acutely, easily causes desoldering and happen.Refrigeration system pipeline inner refrigerant Leakage cause in succession refrigerator complete machine refrigeration failure;In addition, single castor bears pressure increase and directly results in babinet moving process In be applied to frictional force on outsourcing PU resins and increase, serious wear, service life substantially reduce the resin material in application process.
Invention content
The present invention provides a kind of refrigerator, solves the problems, such as that buffering and damping effect existing for refrigerator in the prior art is poor.
To achieve the purpose that solve above-mentioned technical problem, the present invention is given using proposed refrigerator using following technical scheme To realize:
A kind of refrigerator, including cabinet and be arranged the running part in bottom of cabinet bulk, the running part are at least arranged 2 groups, each described Running part includes that walking axle and at least two are rotatably arranged on the traveling wheel in walking axle parallel, between adjacent 2 traveling wheels It is provided with the resilient snubber in compressive state, cushion seal structure is formed on the traveling wheel.
The invention also includes following additional technical features:
Further, the traveling wheel includes the carcass ply of wheel hub and the elasticity being set on the hub.
Further, multiple cushion holes being arranged circumferentially along carcass ply, Mei Yisuo are provided in the carcass ply It states cushion hole to run through carcass ply both ends of the surface setting and form a cavity in carcass ply, gas is filled in the cavity Body, at the both ends of the cavity, sealing gasket seal forms pressure bladder, and multiple pressure bladders form the cushion seal structure.
Further, the cross-sectional shape of the cushion hole is trapezoidal, diamond shape or irregular polygon.
Further, the pressure bladder and the carcass ply one-pass molding part.
Further, the walking axle is provided at both ends with the limiting section limited to traveling wheel, and the limiting section is setting Annular protrusion in the walking axle or raised catch.
Further, the walking axle includes the first walking axle and the second walking axle, first walking axle and described the Two walking axles are arranged fixation, and the limiting section is both provided in first walking axle and the second walking axle.
Further, the running part is connect by a link with the cabinet, and the link includes:Connect cover and With the fixed cabinet link of connect cover, the connect cover be located in the top of the running part, in the both sides of the connect cover It is provided with mounting hole, the walking axle both ends pass through the mounting hole of respective side to be fixed with the connect cover.
Further, it is formed with the accommodating cavity of accommodating running part on the link, is respectively provided with above each running part It includes foot-operated sheet, brake block and lever to have brake structure, the brake structure, and the brake block is inserted into the accommodating cavity, One end is fixed with link, the foot-operated sheet be arranged above the brake block ontology and with the brake block ontology other end Position is correspondingly arranged, and the brake block includes brake block ontology, the first brake piece that is arranged on brake block ontology and setting exist 2 the second brake blocks of brake block ontology both sides, the first brake piece between the second brake block, insert by the lever On the link and it is resisted against the bottom end of the brake block ontology, between the first brake piece and the second brake block Brake assemblies are formed with, the brake assemblies include that the raised rib being arranged on first brake piece lateral surface and setting are stopped second Wedge-shaped protrusion portion on vehicle piece medial surface, wedge-shaped protrusion portion tip is downward.
Further, the groove opened up along the width direction of cover tire is provided on the lateral surface of the carcass ply.
There are following advantages and good effect by the present invention:
The present invention proposes a kind of refrigerator, including cabinet and the running part in bottom of cabinet bulk is arranged, and the running part is at least arranged 2 Group, each running part includes walking axle and at least two is rotatably arranged on the traveling wheel in walking axle parallel, in of the invention Refrigerator, Castor structure is improved, running part is changed into two-way or multidirectional walking wheel construction by existing single-wheel structure, Multiple wheels are become from individually taking turns to refrigerator load-bearing, reduces the corresponding supporting power of each wheel, avoids traveling wheel deformed damaged Problem improves the service life of refrigerator;Refrigerator in the present invention is additionally provided with buffer damping mechanism, first at adjacent 2 Resilient snubber is set between traveling wheel, by the increased resilient snubber between 2 traveling wheels, traveling wheel can be made in elasticity Certain mobile displacement occurs under bolster metamorphosis in horizontal direction, when by Lateral Force, can occur appropriate Lateral displacement, certain shock absorbing effect is played in horizontal direction, cushion seal structure is formed on the traveling wheel; When by the pressure of vertical direction, the effect of cushion seal structure can be passed through so that traveling wheel has certain in vertical direction Buffer displacement amount, play the effect of bumper and absorbing shock in vertical direction, through the invention in refrigerator not only can laterally have Bumper and absorbing shock and vertical direction also have shock absorbing effect, can be used for being applicable in different road conditions demands.
Description of the drawings
Fig. 1 is the structural schematic diagram of refrigerator of the present invention;
Fig. 2 is the structural schematic diagram one of the running part of refrigerator of the present invention;
Fig. 3 is the structural schematic diagram two of the running part of refrigerator of the present invention;
Fig. 4 is the structural schematic diagram three of the running part of refrigerator of the present invention;
Fig. 5 is the structural schematic diagram one of the one-way wheel of the running part of refrigerator of the present invention;
Fig. 6 is the structural schematic diagram two of the one-way wheel of the running part of refrigerator of the present invention.
Specific implementation mode
Technical scheme of the present invention is described in further detail with reference to the accompanying drawings and detailed description, the present invention It proposes a kind of embodiment of refrigerator, referring to Fig.1 shown in-Fig. 6, including cabinet 1 and the running part 2 in 1 bottom of cabinet is set, row It walks portion 2 and is at least arranged 2 groups, for the stability for ensuring in refrigerator operational process, the running part 2 in the present embodiment is arranged 4 groups, respectively It is arranged at the four corners position of refrigerator bottom end.Each running part 2 in the present embodiment includes walking axle 21 and at least two The parallel traveling wheel 22 being rotatably arranged in walking axle 21, can be according to the corresponding determining row of refrigerator size and actual pay load The number of wheel 22 is walked, 2 or 3 or more multiple can be arranged in traveling wheel 22, for realizing to refrigerator weight bearing, by multiple Traveling wheel 22 can carry out load sharing to refrigerator weight so that the gravity born on each traveling wheel 22 halves or is reduced to existing The part of technology supporting power, alleviates the gravity on each traveling wheel 22, effectively avoids traveling wheel 22 because of bearing capacity Caused by excessive the problem of deformation failure, the quality and service life of refrigerator entirety are improved.
It is provided with the resilient snubber 3 in compressive state between 2 adjacent traveling wheels 22, it is preferred that elastic buffer Part 3 is spring, and a resilient snubber 3 is respectively provided between every 2 adjacent traveling wheels 22, when by transverse pressure, elasticity When bolster 3 deforms, it can make 2 traveling wheels 22 that there is certain lateral displacement amount, by increasing between 2 traveling wheels 22 The resilient snubber 3 added can be such that traveling wheel 22 deforms in resilient snubber 3 when Uneven road stress is applied to traveling wheel 22 and make Certain mobile displacement occurs in horizontal direction under, buffering road surface is to the impact by traveling wheel 22 and cabinet 1, in transverse direction Certain shock absorbing effect is played in direction, avoids the damage to 1 internal element of cabinet.
Meanwhile cushion seal structure 4 is also formed on the traveling wheel 22, it is given due to pot hole injustice active force When the power of 22 vertical direction of traveling wheel, the effect of the generation bumper and absorbing shock of cushion seal structure 4 can be passed through so that traveling wheel 22 exists Vertical direction has certain buffer displacement amount, and the effect of bumper and absorbing shock is played in vertical direction.
2 structure of running part of refrigerator in through the invention makes traveling wheel 22 that can not only realize in the horizontal when walking It bumper and absorbing shock and can also realize bumper and absorbing shock in vertical direction, can be used for being applicable in different road conditions demands.
Further, the traveling wheel 22 in the present embodiment includes wheel hub 221 and is set in elastic on wheel hub 221 Carcass ply 222.Preferably, wheel hub 221 be PP materials, carcass ply 222 be rubber layer, it is wear-resisting and with elasticity, carcass ply 222 have It is flexible, certain elastic buffer can be generated when encountering the road surface for having hollow, and there is certain shock absorbing effect, it can be effective The damage to 1 internal structure of cabinet is avoided, is not hardness between ground simultaneously as with elasticity when being contacted with ground Contact, can effectively avoid wearing, extend the service life of entire traveling wheel 22.
Further, multiple cushion holes being arranged circumferentially along carcass ply 222 are provided in the carcass ply 222 41, by cushion hole 41 can ensure that encounter have uneven road surface when, cushion hole 41 deforms, adapt it to road conditions need It asks, it is preferred that 41 cross-sectional shape of cushion hole in the present embodiment is trapezoidal, diamond shape or irregular polygon.Cushion hole 41 The shape of cross section should be opened up into when should open up with instable shape, as trapezoidal in selected in the present embodiment, trapezoidal to have Deformation is easy tod produce after unstability and stress, when encountering uneven road surface, can be deformed, be played certain cushioning effect, It is of course also possible to select irregular hexagon, heptagon or octagon etc., do not do repeating one by one herein.The cushion hole 41 It is arranged through 222 both ends of the surface of the carcass ply when setting, cushion hole 41 runs through carcass ply 222, by cushion hole 41 in carcass ply A hollow cavity is formed in 222, in the cavity filling gas, while both ends sealing gasket seal forms pressure bladder, it is multiple Cushion hole 41, gasket seal sealing are correspondingly formed multiple pressure bladders, and the cushion seal knot is collectively formed in multiple pressure bladders Structure 4.
Certainly, pressure bladder can be and 222 one-time formed structure of the carcass ply.I.e. in the carcass ply of one-way wheel 22 In 222 forming processes, multiple pressure bladders 4 can be once molded in 222 circumferential direction of carcass ply, outside in close contact with carcass ply 222 The buffering of the pressure bladder enclosed can be such that damping effect of the cabinet 1 in dragging process reinforces.Each pressure bladder is mutual indepedent, Even if there is the situation of several pressure bladder breakages, the effect of whole bumper and absorbing shock will not be influenced.
For the limit for realizing to traveling wheel 22, limiting section 5 is set in walking axle 21, and limiting section 5 can be annular protrusion Or raised catch, snap ring etc. are removably assemblied in walking axle 21.
Preferably, the traveling wheel 22 being assemblied in walking axle 21 is assembled for convenience, the walking axle 21 of the present embodiment Fixed set-up mode is arranged using the first walking axle and the second walking axle, in first walking axle and the second walking axle It is provided with the limiting section 5 limited to traveling wheel 22, the limiting section 5 is to be arranged in first walking axle and the second walking axle Annular protrusion or raised catch.Certainly, the first walking axle in the present embodiment and the second walking axle can also directly select rank Terraced axle construction.
Can be by one of them or 2 traveling wheels 22 in the first walking axle when installing traveling wheel 22, another walking Wheel 22 is assemblied in the second walking axle, at the same by the limiting section 5 in each walking axle to traveling wheel disposed thereon its In end face position limited.
Further, the running part 2 is connect by a link 6 with the cabinet 1, and the link 6 includes:Connection Cover 61 and with 61 fixed cabinet link 62 of connect cover, it is preferred that cabinet link 62 and connect cover 61 are integrally formed part, Screw hole is provided on cabinet link 62, the connect cover 61 be located in the top of the running part 2, in the connect cover 61 both sides are provided with mounting hole 611, and 21 both ends of the walking axle pass through the mounting hole 611 of 61 respective side of connect cover to realize and connect Connect being fixedly connected for cover 61.
Further, it is the brake for realizing to traveling wheel 22, the accommodating of accommodating running part 2 is formed on the link 6 Chamber, is both provided with brake structure 7 above each running part 2, and the brake structure 7 includes foot-operated sheet 71, brake block 72 and thick stick Bar 73, the brake block 72 include brake block ontology 721, the first brake piece 722 being arranged on brake block ontology 721 and setting 2 the second brake blocks 723 in 721 both sides of brake block ontology, the brake block 72 are inserted into the accommodating cavity, one End with link 6 fix, the foot-operated sheet 71 be arranged above the brake block ontology 721 and with the brake block ontology 721 Another end position is correspondingly arranged, it is preferred that brake block ontology 721 is the shrapnel with bending radian, and bullet can occur when being pressurized Property deformation, first brake piece 722 is located between 2 the second brake blocks 723, the lever 73 be inserted on the link 6 and It is resisted against the bottom end of the brake block ontology 721, brake is formed between 722 and second brake block 723 of the first brake piece Vehicle component 8, the brake assemblies 8 include that the raised rib 81 being arranged on 722 lateral surface of first brake piece and setting are stopped second Wedge-shaped protrusion portion 82 on 723 medial surface of vehicle piece, 82 tip of wedge-shaped protrusion portion is upward.When brake, foot-operated sheet 71, foot are pushed It steps on 71 active force of piece and passes to brake block ontology 721, brake block ontology 721 is that bullet occurs for fulcrum with lever 73 by lever principle Property deformation, move down, the first brake piece 722 being positioned above and the second brake block 723 driven to move downward, at 2 Second brake block 723 can be by 82 active force of wedge-shaped protrusion portion to traveling wheel 22, due to having bullet between traveling wheel 22 when moving down Property part, makes two traveling wheels 22 that can have certain displacement amount in the axial direction, when being acted on by 723 pressure of the second brake block, then It can internally be moved due to the traveling wheel 22 for its corresponding end that is pressurized, when being moved adjacent to intermediate first brake 722 position of piece, Then coordinated to traveling wheel 22 by the wedge-shaped protrusion portion 82 on the raised rib 81 and the second brake block 723 on first brake piece 722 The clamping sides of both sides, while the brake to traveling wheel 22 is realized to the friction force effect of 22 both sides side of traveling wheel by the two Vehicle.
Further, the ditch opened up along the width direction of carcass ply 222 is provided on the lateral surface of the carcass ply 222 Slot makes it can be used for being applicable in the use demand of different road conditions.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than is limited;Although with reference to aforementioned reality Applying example, invention is explained in detail, for those of ordinary skill in the art, still can be to aforementioned implementation Technical solution recorded in example is modified or equivalent replacement of some of the technical features;And these are changed or replace It changes, the spirit and scope for claimed technical solution of the invention that it does not separate the essence of the corresponding technical solution.

Claims (10)

1. a kind of refrigerator, including cabinet and the running part in bottom of cabinet bulk is set, the running part is at least arranged 2 groups, feature It is, each running part includes that walking axle and at least two are rotatably arranged on the traveling wheel in walking axle parallel, adjacent It is provided with the resilient snubber in compressive state between 2 traveling wheels, cushion seal structure is formed on the traveling wheel.
2. refrigerator according to claim 1, which is characterized in that the traveling wheel includes wheel hub and the bullet that is set on the hub The carcass ply of property.
3. refrigerator according to claim 2, which is characterized in that be provided in the carcass ply multiple along carcass ply circumferential direction The cushion hole being evenly arranged, each cushion hole run through the carcass ply both ends of the surface and are arranged and are formed in carcass ply Chamber is filled with gas in the cavity, and at the both ends of the cavity, sealing gasket seal forms pressure bladder, multiple blanket gas Capsule forms the cushion seal structure.
4. refrigerator according to claim 3, which is characterized in that the cross-sectional shape of the cushion hole be trapezoidal, diamond shape or Irregular polygon.
5. refrigerator according to claim 2, which is characterized in that it is one-pass molding that the pressure bladder, which is with the carcass ply, Part.
6. refrigerator according to claim 1, which is characterized in that being provided at both ends with of the walking axle limited traveling wheel Limiting section, the limiting section are the annular protrusion being arranged in the walking axle or raised catch.
7. refrigerator according to claim 6, which is characterized in that the walking axle includes the first walking axle and the second walking Axis, first walking axle are arranged fixation with second walking axle, are all provided in first walking axle and the second walking axle It is equipped with the limiting section.
8. refrigerator according to claim 1, which is characterized in that the running part is connected by a link and the cabinet It connects, the link includes:Connect cover and with the fixed cabinet link of connect cover, the connect cover be located in the running part Top, the both sides of the connect cover are provided with mounting hole, the walking axle both ends pass through the mounting hole of respective side with The connect cover is fixed.
9. refrigerator according to claim 8, which is characterized in that be formed with the accommodating of accommodating running part on the link Chamber, is both provided with brake structure above each running part, and the brake structure includes foot-operated sheet, brake block and lever, described Brake block is inserted into the accommodating cavity, and one end is fixed with link, and the foot-operated sheet is arranged on the brake block ontology It is correspondingly arranged just and with another end position of brake block ontology, the brake block includes brake block ontology, is arranged in brake block First brake piece on ontology and 2 the second brake blocks in brake block ontology both sides, first brake piece position are set Between the second brake block, the lever is inserted on the link and is resisted against the bottom end of the brake block ontology, in institute It states and is formed with brake assemblies between first brake piece and the second brake block, the brake assemblies include being arranged outside first brake piece Raised rib on side and the wedge-shaped protrusion portion being arranged on the second brake block medial surface, wedge-shaped protrusion portion tip is downward.
10. refrigerator according to claim 1, which is characterized in that be provided with along cover tire on the lateral surface of the carcass ply The groove that the width direction of layer opens up.
CN201810171330.5A 2018-03-01 2018-03-01 Refrigerator Active CN108528141B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810171330.5A CN108528141B (en) 2018-03-01 2018-03-01 Refrigerator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810171330.5A CN108528141B (en) 2018-03-01 2018-03-01 Refrigerator

Publications (2)

Publication Number Publication Date
CN108528141A true CN108528141A (en) 2018-09-14
CN108528141B CN108528141B (en) 2022-10-25

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201810171330.5A Active CN108528141B (en) 2018-03-01 2018-03-01 Refrigerator

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Country Link
CN (1) CN108528141B (en)

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1096752A (en) * 1993-06-23 1994-12-28 世纪产品公司 There is not the twin caster assembly that waves phenomenon
CN101856952A (en) * 2009-04-09 2010-10-13 取德工业股份有限公司 Caster with brake structure
CN203093617U (en) * 2013-02-28 2013-07-31 胡坚兴 Caster
CN204006881U (en) * 2013-02-04 2014-12-10 梅特罗工业有限公司 Mobile refrigerating cabinet
CN204488383U (en) * 2014-12-31 2015-07-22 福建施可瑞医疗科技股份有限公司 A kind of brake structure of castor
CN105774403A (en) * 2016-05-26 2016-07-20 南京工业职业技术学院 Trundle with self-locking function
CN106347022A (en) * 2016-09-09 2017-01-25 开平市天美洗涤有限公司 Gasbag castor
CN206953895U (en) * 2017-07-03 2018-02-02 平湖市开尔喷塑材料有限公司 A kind of case and bag wheel construction

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1096752A (en) * 1993-06-23 1994-12-28 世纪产品公司 There is not the twin caster assembly that waves phenomenon
JPH0717202A (en) * 1993-06-23 1995-01-20 Century Prod Co Double-wheel caster assembly without runout
CN101856952A (en) * 2009-04-09 2010-10-13 取德工业股份有限公司 Caster with brake structure
CN204006881U (en) * 2013-02-04 2014-12-10 梅特罗工业有限公司 Mobile refrigerating cabinet
CN203093617U (en) * 2013-02-28 2013-07-31 胡坚兴 Caster
CN204488383U (en) * 2014-12-31 2015-07-22 福建施可瑞医疗科技股份有限公司 A kind of brake structure of castor
CN105774403A (en) * 2016-05-26 2016-07-20 南京工业职业技术学院 Trundle with self-locking function
CN106347022A (en) * 2016-09-09 2017-01-25 开平市天美洗涤有限公司 Gasbag castor
CN206953895U (en) * 2017-07-03 2018-02-02 平湖市开尔喷塑材料有限公司 A kind of case and bag wheel construction

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