CN108528141B - Refrigerator - Google Patents
Refrigerator Download PDFInfo
- Publication number
- CN108528141B CN108528141B CN201810171330.5A CN201810171330A CN108528141B CN 108528141 B CN108528141 B CN 108528141B CN 201810171330 A CN201810171330 A CN 201810171330A CN 108528141 B CN108528141 B CN 108528141B
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- China
- Prior art keywords
- walking
- brake pad
- brake
- shaft
- wheels
- 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.)
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Links
- 238000007789 sealing Methods 0.000 claims abstract description 12
- 230000006835 compression Effects 0.000 claims abstract description 4
- 238000007906 compression Methods 0.000 claims abstract description 4
- 238000006073 displacement reaction Methods 0.000 claims description 9
- 230000009471 action Effects 0.000 claims description 4
- 238000000926 separation method Methods 0.000 claims description 4
- 230000001788 irregular Effects 0.000 claims description 3
- 230000005489 elastic deformation Effects 0.000 claims 1
- 230000003139 buffering effect Effects 0.000 abstract description 21
- 230000000694 effects Effects 0.000 abstract description 12
- 230000035939 shock Effects 0.000 abstract description 4
- 238000010521 absorption reaction Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 238000013016 damping Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000004743 Polypropylene Substances 0.000 description 3
- 239000004814 polyurethane Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920005749 polyurethane resin Polymers 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
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
- B60B33/0002—Castors in general; Anti-clogging castors assembling to the object, e.g. furniture
-
- 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
- B60B33/0028—Construction of wheels; methods of assembling on axle
-
- 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
- B60B33/0036—Castors in general; Anti-clogging castors characterised by type of wheels
- B60B33/0042—Double or twin wheels
-
- 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
- B60B33/0086—Castors in general; Anti-clogging castors characterised by details of the wheel braking mechanism acting on rim or side portion of tyre
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D23/00—General constructional features
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2400/00—General features of, or devices for refrigerators, cold rooms, ice-boxes, or for cooling or freezing apparatus not covered by any other subclass
- F25D2400/38—Refrigerating 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 invention provides a refrigerator, which comprises a refrigerator body and walking parts arranged at the bottom of the refrigerator body, wherein the walking parts are at least provided with 2 groups, each walking part comprises a walking shaft and at least 2 walking wheels which are parallelly and rotatably arranged on the walking shaft, an elastic buffer part in a compression state is arranged between every two adjacent walking wheels, and a buffer sealing structure is formed on the walking wheels. The refrigerator solves the problems that the refrigerator in the prior art is poor in buffering and shock absorption effect and cannot meet the requirements of different road conditions.
Description
Technical Field
The invention relates to an improvement of a freezer structure.
Background
The caster structure below the refrigerator in the prior art mainly comprises a caster bracket, a caster shaft, a hub made of PP (polypropylene) and an outer PU (polyurethane) resin cover tyre layer. Along with the needs of the volume expansion of the refrigerator in the commercial field, the overall dimension of the refrigerator box body gradually increases, the weight of the whole refrigerator continuously rises, the structure and the material of the caster wheel can not be matched with the requirements of the existing model development, and the problems are mainly shown in the following aspects:
firstly, because the bearing of a single caster at the four corners of the box body is too high, the hub is seriously deformed and can not roll normally.
Because the outer tube layer material is PU resin, for "bumping hard" contact firmly between outer tube layer and the ground, do not have buffering cushioning effect, make whole cabinet-type air conditioner vibrate comparatively strongly at the in-process that drags, not only produce a large amount of noises, directly lead to each section refrigeration pipeline welded joint department in the box to rock violently like this moreover, very easily cause the desoldering condition to take place. The leakage of refrigerants in the pipelines of the refrigerating system leads to the refrigeration failure of the whole refrigerator; in addition, the friction force applied to the PU resin coated outside the box body in the moving process is increased directly due to the fact that the pressure borne by a single caster is increased, the resin material is seriously abraded in the application process, and the service life is greatly reduced.
Disclosure of Invention
The invention provides a refrigerator, which solves the problem that the refrigerator in the prior art is poor in buffering and shock absorption effects.
In order to solve the technical problems, the invention adopts the following technical scheme to realize the refrigerator:
the utility model provides a freezer, includes the cabinet body and sets up the walking portion in cabinet body bottom, the walking portion sets up 2 groups at least, each the walking portion all includes walking shaft and 2 at least parallel rotations and sets up the epaxial walking wheel of walking, is provided with the elastomeric buffer who is in compression state between 2 adjacent walking wheels be formed with buffering seal structure on the walking wheel.
The invention also comprises the following additional technical features:
furthermore, the walking wheel comprises a hub and an elastic outer tyre layer sleeved on the hub.
Furthermore, be provided with a plurality of buffer holes of evenly arranging along cover tyre layer circumference on the outer child layer, each the buffer hole all runs through outer child layer both ends face sets up and forms a cavity on the outer child layer the cavity intussuseption is filled with gas the both ends seal gasket of cavity forms sealed gasbag, and a plurality of sealed gasbags form buffer seal structure.
Further, the cross section of the buffer hole is in a trapezoid shape, a diamond shape or an irregular polygon shape.
Further, the sealing air bag and the outer tire layer are formed in one step.
Furthermore, the both ends of walking axle are provided with the spacing portion spacing to the walking wheel, spacing portion is for setting up annular arch or protruding separation blade on the walking axle.
Furthermore, the walking shaft comprises a first walking shaft and a second walking shaft, the first walking shaft and the second walking shaft are sleeved and fixed, and the limiting parts are arranged on the first walking shaft and the second walking shaft.
Further, the walking portion through a link with the cabinet body coupling, the link includes: the connecting cover and with the fixed cabinet body link of connecting cover, the connecting cover is detained and is established the top of walking portion the both sides of connecting cover are provided with the mounting hole, the walking axle both ends are passed and are corresponded the side the mounting hole with the connecting cover is fixed.
Furthermore, be formed with the holding chamber of holding portion of walking on the link, all be provided with brake structure above each portion of walking, brake structure includes pedal piece, brake block and lever, the brake block cartridge is in the holding intracavity, its one end is fixed with the link, the pedal piece sets up brake block body top and with brake block body other end position corresponds the setting, the brake block includes the brake block body, sets up the first brake block on the brake block body and sets up 2 second brake blocks in brake block body both sides, first brake block is located between the second brake block, the lever cartridge is in on the link and support and lean on the bottom of brake block body be formed with brake assembly between first brake block and the second brake block, brake assembly is including setting up the protruding arris on first brake block lateral surface and setting up the wedge bellying on the second brake block medial surface, the most advanced tip of wedge bellying is down.
Furthermore, a groove which is arranged along the width direction of the outer tire is arranged on the outer side surface of the outer tire layer.
The invention has the following advantages and positive effects:
the invention provides a refrigerator, which comprises a cabinet body and walking parts arranged at the bottom of the cabinet body, wherein the walking parts are at least provided with 2 groups, each walking part comprises a walking shaft and at least 2 walking wheels which are parallelly and rotatably arranged on the walking shaft; the refrigerator is also provided with a buffering and damping mechanism, firstly, an elastic buffer part is arranged between every two adjacent travelling wheels, the travelling wheels can generate certain movement displacement in the transverse direction under the deformation action of the elastic buffer part through the elastic buffer part additionally arranged between every two adjacent travelling wheels, when the travelling wheels are subjected to the action of transverse force, a proper amount of transverse displacement can be generated, certain buffering and damping action is realized in the transverse direction, and a buffering and sealing structure is formed on the travelling wheels; when pressure in the vertical direction is applied, the walking wheels can have certain buffering displacement in the vertical direction through the effect of the buffering sealing structure, and the effect of buffering and damping is achieved in the vertical direction.
Drawings
Fig. 1 is a schematic view of the structure of the refrigerator of the present invention;
fig. 2 is a first schematic structural view of a walking part of the refrigerator of the invention;
fig. 3 is a second schematic structural view of the walking part of the refrigerator of the present invention;
fig. 4 is a third schematic structural view of the walking part of the refrigerator of the present invention;
fig. 5 is a first schematic structural view of a one-way wheel of a walking part of the refrigerator of the invention;
fig. 6 is a second schematic structural view of the one-way wheel of the walking part of the refrigerator of the present invention.
Detailed Description
The technical solution of the present invention is further described in detail with reference to the accompanying drawings and the detailed description, and the present invention provides an embodiment of a refrigerator, which is shown in fig. 1-6, and includes a cabinet body 1 and a walking portion 2 disposed at the bottom of the cabinet body 1, wherein the walking portion 2 is at least provided with 2 groups, and in order to ensure the stability of the refrigerator in the operation process, the walking portion 2 in the embodiment is provided with 4 groups, which are respectively disposed at four corner positions of the bottom end of the refrigerator. Each walking portion 2 in this embodiment all includes walking axle 21 and at least 2 parallel rotation sets up the walking wheel 22 on walking axle 21, can be according to the quantity of the definite walking wheel 22 that freezer size of a dimension and actual bearing capacity correspond, walking wheel 22 can set up a plurality ofly more than 2 or 3, be used for realizing bearing freezer weight, can carry out the partial shipment to freezer weight through a plurality of walking wheels 22, make the gravity that bears on every walking wheel 22 halve or reduce for the several fractions of prior art bearing capacity, the gravity on every walking wheel 22 has been alleviateed, the effectual deformation inefficacy's that has avoided walking wheel 22 because of the bearing capacity is too big problem, the holistic quality of freezer and life have been improved.
Be provided with between 2 adjacent walking wheels 22 and be in compression state's elastic buffer 3, it is preferred, elastic buffer 3 is the spring, all set up an elastic buffer 3 between every 2 adjacent walking wheels 22, when receiving transverse pressure, when elastic buffer 3 takes place to warp, can make 2 walking wheels 22 have certain lateral displacement, through the elastic buffer 3 to increase between 2 walking wheels 22, can make walking wheels 22 take place certain removal displacement volume at the lateral direction under the elastic buffer 3 deformation when the uneven atress in road surface is used walking wheels 22, the buffering road surface is to the impact through walking wheels 22 and the cabinet body 1, play certain buffering cushioning effect in the lateral direction, the damage to cabinet body 1 internal element has been avoided.
Simultaneously, still be formed with buffering seal structure 4 on the walking wheel 22, when the power of the vertical direction of walking wheel 22 is given because the uneven effort in road surface hole, the absorbing effect of production buffering of accessible buffering seal structure 4 for walking wheel 22 has certain buffering displacement volume in vertical direction, plays the absorbing effect of buffering in vertical direction.
Through the structure of the walking part 2 of the refrigerator, the walking wheel 22 can realize the buffering and shock absorption in the transverse direction and the vertical direction when walking, and can be used for meeting the requirements of different road conditions.
Further, the road wheel 22 in this embodiment includes a hub 221 and an elastic outer tire layer 222 covering the hub 221. Preferably, wheel hub 221 is the PP material, and outer casing layer 222 is the rubber layer, and is wear-resisting and have elasticity, and outer casing layer 222 has elasticity, can produce certain elastic buffer when meetting the road surface that has the pothole, has certain buffering cushioning effect, can effectively avoid the damage to cabinet body 1 inner structure, simultaneously, because have elasticity when with ground contact, and not rigid contact between with the ground, can effectually avoid wearing and tearing, prolong the life of whole walking wheel 22.
Further, a plurality of buffer holes 41 uniformly arranged along the circumferential direction of the outer tire layer 222 are arranged on the outer tire layer 222, and the buffer holes 41 can ensure that the buffer holes 41 deform when the outer tire layer 222 encounters uneven road surfaces, so that the outer tire layer can meet road condition requirements. The cross section of the buffer hole 41 should be formed in an unstable shape when opened, for example, a trapezoid is used in this embodiment, which has instability and is easily deformed when being stressed, and when encountering uneven road surfaces, the trapezoid can be deformed to play a certain buffer effect, and of course, an irregular hexagon, a heptagon, an octagon, or the like can be selected, which is not described herein in detail. The buffer holes 41 penetrate through two end faces of the outer tire layer 222 when being arranged, the buffer holes 41 penetrate through the outer tire layer 222, a hollow cavity is formed in the outer tire layer 222 through the buffer holes 41, gas is filled in the cavity, meanwhile, sealing gaskets at two ends form sealing air bags, a plurality of buffer holes 41 and the sealing gaskets are sealed and correspond to form a plurality of sealing air bags, and the sealing air bags jointly form the buffer sealing structure 4.
Of course, the sealing bladder may be a one-piece structure with the carcass layer 222. That is, during the molding process of the outer tire layer 222 of the one-way wheel 22, a plurality of sealed air bags 4 can be molded at one time in the circumferential direction of the outer tire layer 222, and the damping effect of the cabinet 1 during the dragging process can be enhanced by the buffering of the sealed air bags tightly adhered to the periphery of the outer tire layer 222. Each sealed gasbag is independent each other, even the damaged condition of several sealed gasbags appears, can not influence holistic buffering shock attenuation's effect yet.
In order to limit the travelling wheel 22, the travelling shaft 21 is provided with a limiting part 5, the limiting part 5 can be an annular bulge or a raised separation blade, a clamping ring and the like, and the detachable assembly can be carried out on the travelling shaft 21.
Preferably, for the convenience assembles the walking wheel 22 of assembly on walking shaft 21, the walking shaft 21 of this embodiment adopts first walking shaft and second walking shaft cover to establish fixed mode of setting all be provided with spacing portion 5 to the walking wheel 22 on first walking shaft and the second walking shaft, spacing portion 5 is for setting up protruding or protruding separation blade of the epaxial annular of first walking shaft and second walking. Of course, the first traveling shaft and the second traveling shaft in this embodiment may also be directly selected from a stepped shaft structure.
When the travelling wheels 22 are installed, one or 2 travelling wheels 22 can be installed on a first travelling shaft, the other travelling wheel 22 is installed on a second travelling shaft, and meanwhile, the position of one end face of each travelling wheel on the travelling wheel is limited by the limiting part 5 on each travelling shaft.
Further, the walking part 2 is connected with the cabinet body 1 through a connecting frame 6, the connecting frame 6 includes: connect cover 61 and with the cabinet body link 62 that the connection cover 61 is fixed, it is preferred, cabinet body link 62 and connection cover 61 are integrated into one piece, are provided with the screw hole on cabinet body link 62, connection cover 61 is detained and is established the top of walking portion 2 the both sides of connection cover 61 are provided with mounting hole 611, walking axle 21 both ends are passed the mounting hole 611 realization that the connection cover 61 corresponds the side and are connected with the fixed connection of connection cover 61.
Further, in order to realize braking of the traveling wheels 22, an accommodating cavity for accommodating the traveling parts 2 is formed on the connecting frame 6, a braking structure 7 is arranged above each traveling part 2, the braking structure 7 includes a pedal 71, a brake pad 72 and a lever 73, the brake pad 72 includes a brake pad body 721, a first brake pad 722 arranged on the brake pad body 721 and 2 second brake pads 723 arranged on two sides of the brake pad body 721, the brake pad 72 is inserted into the accommodating cavity, one end of the brake pad is fixed with the connecting frame 6, the pedal 71 is arranged above the brake pad body 721 and corresponds to the other end of the brake pad body 721, preferably, the brake pad body 721 is a resilient plate with a bent arc and can be elastically deformed when being pressed, the first brake pad 722 is located between the 2 second brake pads 723, the lever 73 is inserted into the connecting frame 6 and abuts against the bottom end 722 of the brake pad body 721, a brake assembly 8 is formed between the first brake pad 723 and the second brake pad, the brake pad assembly 8 includes a wedge-shaped protruding edge 82, and a wedge-shaped protruding portion 82 is arranged on the inner side surface of the brake pad 82. When braking, the pedal 71 is pressed downwards, the acting force of the pedal 71 is transmitted to the brake block body 721, the brake block body 721 elastically deforms by using a lever 73 as a fulcrum through the lever principle, moves downwards to drive the first brake block 722 and the second brake block 723 which are positioned above the brake block body to move downwards, the acting force of the wedge-shaped bulge 82 can be applied to the walking wheels 22 when the 2 second brake blocks 723 move downwards, due to the fact that the elastic parts are arranged between the walking wheels 22, the two walking wheels 22 can have certain displacement in the axial direction, when the pressure of the second brake block 723 is applied, the walking wheels 22 at the corresponding ends of the walking wheels 22 are pressed to move inwards, when the walking wheels move to the position close to the middle first brake block 722, the side faces at the two sides of the walking wheels 22 are clamped through the matching of the bulge ribs 81 on the first brake block 722 and the wedge-shaped bulge 82 on the second brake block 723, and meanwhile, the friction force applied to the side faces at the two sides of the walking wheels 22 acts to realize braking to the walking wheels 22.
Further, a groove formed in the width direction of the outer tire layer 222 is formed in the outer side surface of the outer tire layer 222, so that the tire can be used for meeting the use requirements of different road conditions.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions.
Claims (7)
1. A refrigerator comprises a cabinet body and walking parts arranged at the bottom of the cabinet body, wherein the walking parts are at least provided with 2 groups, and the refrigerator is characterized in that each walking part comprises a walking shaft and at least 2 walking wheels which are parallelly and rotatably arranged on the walking shaft, an elastic buffer part in a compression state is arranged between every two adjacent walking wheels, when the elastic buffer part is subjected to transverse pressure, the 2 walking wheels have certain transverse displacement, and a buffer sealing structure is formed on each walking wheel;
the walking part is connected with the cabinet body through a connecting frame, an accommodating cavity for accommodating the walking part is formed in the connecting frame, a brake structure is arranged above each walking part, the brake structure comprises a pedal, a brake pad and a lever, the brake pad is inserted in the accommodating cavity, one end of the brake pad is fixed with the connecting frame, the brake pad comprises a brake pad body, a first brake pad arranged on the brake pad body and 2 second brake pads arranged on two sides of the brake pad body, the brake pad is arranged above the brake pad body and corresponds to the other end of the brake pad body, the first brake pad is positioned between the second brake pads, the lever is inserted in the connecting frame and abuts against the bottom end of the brake pad body, a brake assembly is formed between the first brake pad and the second brake pad, the brake assembly comprises a protruding edge arranged on the outer side face of the first brake pad and a wedge-shaped protruding part arranged on the inner side face of the second brake pad, and the tip of the wedge-shaped protruding part faces downwards; when the brake is used, the pedal is pressed down, the acting force of the pedal is transmitted to the brake pad body, the brake pad body generates elastic deformation by using a lever as a fulcrum through a lever principle and moves downwards to drive the first brake pad and the second brake pad positioned above the brake pad body to move downwards, the acting force of the wedge-shaped bulge part can be transmitted to the walking wheels when the 2 second brake pads move downwards, the elastic buffer part is arranged between the walking wheels, so that the two walking wheels can have certain displacement in the axial direction, when the second brake pad acts under the pressure of the second brake pad, the walking wheels at the corresponding ends of the walking wheels can move inwards under the pressure, when the walking wheels move to the position of the first brake pad close to the middle, the protruding edges on the first brake pad and the wedge-shaped bulge parts on the second brake pad are matched to clamp the side surfaces at two sides of the walking wheels, and meanwhile, the brake on the walking wheels is realized through the friction force action of the two on the side surfaces at the two sides of the walking wheels.
2. The cooler of claim 1, wherein the cross-sectional shape of the buffer holes is trapezoidal, rhombus, or irregular polygon.
3. The cooler of claim 2, wherein said sealed air cells are one-shot molded with said carcass layer.
4. The refrigerator of claim 1, wherein the two ends of the walking shaft are provided with limiting parts for limiting the walking wheel, and the limiting parts are annular protrusions or protruding separation blades arranged on the walking shaft.
5. The refrigerator of claim 4, wherein the walking shaft comprises a first walking shaft and a second walking shaft, the first walking shaft and the second walking shaft are sleeved and fixed, and the limiting parts are arranged on the first walking shaft and the second walking shaft.
6. The cooler of claim 1, wherein the connecting bracket comprises: the connecting cover and with the fixed cabinet body link of connecting cover, the connecting cover is detained and is established the top of walking portion the both sides of connecting cover are provided with the mounting hole, the walking axle both ends are passed and are corresponded the side the mounting hole with the connecting cover is fixed.
7. The refrigerator of claim 1 wherein a channel is provided on the outside of the carcass layer running in the width direction of the carcass layer.
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 |
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CN108528141A CN108528141A (en) | 2018-09-14 |
CN108528141B true CN108528141B (en) | 2022-10-25 |
Family
ID=63486451
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201810171330.5A Active CN108528141B (en) | 2018-03-01 | 2018-03-01 | Refrigerator |
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CN (1) | CN108528141B (en) |
Citations (8)
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 |
-
2018
- 2018-03-01 CN CN201810171330.5A patent/CN108528141B/en active Active
Patent Citations (9)
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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CN108528141A (en) | 2018-09-14 |
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