CN108945039A - A kind of overturning-preventing shelf improving support strength - Google Patents
A kind of overturning-preventing shelf improving support strength Download PDFInfo
- Publication number
- CN108945039A CN108945039A CN201810842468.3A CN201810842468A CN108945039A CN 108945039 A CN108945039 A CN 108945039A CN 201810842468 A CN201810842468 A CN 201810842468A CN 108945039 A CN108945039 A CN 108945039A
- Authority
- CN
- China
- Prior art keywords
- fold mechanism
- block
- gear
- shelf
- shaft
- 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
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B3/00—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor
- B62B3/02—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor involving parts being adjustable, collapsible, attachable, detachable or convertible
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47F—SPECIAL FURNITURE, FITTINGS, OR ACCESSORIES FOR SHOPS, STOREHOUSES, BARS, RESTAURANTS OR THE LIKE; PAYING COUNTERS
- A47F5/00—Show stands, hangers, or shelves characterised by their constructional features
- A47F5/10—Adjustable or foldable or dismountable display stands
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B5/00—Accessories or details specially adapted for hand carts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B2202/00—Indexing codes relating to type or characteristics of transported articles
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Handcart (AREA)
Abstract
The invention belongs to shelf field more particularly to a kind of overturning-preventing shelf for improving support strength, it includes article rack, base mechanism, and wherein article rack is installed on the base unit；When shelf are moved, first fold mechanism and the second fold mechanism or third fold mechanism and the 4th fold mechanism increase the span of shelf pedestal, to improve the stability in shelf moving process, after shelf are fixed, first fold mechanism and the second fold mechanism or third fold mechanism and the 4th fold mechanism accept the space being not take up other than excessive shelf, facilitate several shelf located side by side；Meanwhile first fold mechanism, the second fold mechanism, third fold mechanism and the 4th fold mechanism folding rod strengthen the nethermost partition pillar of article rack, play the role of certain Auxiliary support to shelf.
Description
Technical field
The invention belongs to shelf field more particularly to a kind of overturning-preventing shelf for improving support strength.
Background technique
Shelf traditional at present include movable goods shelf and two kinds of fixed goods shelf；Fixed goods shelf the shortcomings that be cannot be random
Easily shift position；Traditional movable goods shelf, in order to save physical strength and the amount of labour, is deposited during by movement on shelf
The many articles put are shifted with shelf, since article is stored higher on shelf, cause center of gravity higher；It is moved in shelf
In dynamic process often because gravity center instability and there is a phenomenon where topple；Shelf topple so that article slides and falls from shelf
It is bad；Cause unnecessary economic loss；In addition, since shelf are very high, article storage it is more so that shelf it is nethermost every
The pressure multiplier that plate pillar is born so as to cause pillar compressive deformation herein, and then influences the bulk life time of shelf, increases
Unnecessary commercial cost.
The overturning-preventing shelf that the present invention designs a kind of raising support strength solve the problems, such as above.
Summary of the invention
To solve drawbacks described above in the prior art, the present invention discloses a kind of overturning-preventing shelf for improving support strength, it
It adopts the following technical solutions to realize.
A kind of overturning-preventing shelf improving support strength, it is characterised in that: it includes article rack, base mechanism, wherein object
Product frame is installed on the base unit.
Above-mentioned base mechanism include bottom plate, current notch, supporting block, hand lever, the first fixed block, first shaft hole, block,
Position-limit mechanism, wheel mechanism, connecting rod, the first fold mechanism, the second fold mechanism, third fold mechanism, the 4th fold mechanism,
Current notch there are two respectively symmetrically being opened on two side end faces of insole board, and each current notch and adjacent side end face phase
It is logical；Four supporting blocks respectively symmetrically are mounted at the center side of four current notch；Two phases of the first lower end of fixing block
Pair side between be provided with the first shaft hole of perforation；Four the first fixed blocks are separately mounted at four angles of bottom plate lower end surface,
And four the first fixed blocks are corresponding with corresponding supporting block respectively；Four Ge Lun mechanisms are separately mounted to four of the lower end surface of bottom plate
At angle, and four Ge Lun mechanisms are corresponding with corresponding first fixed block respectively；First fold mechanism, the second fold mechanism, third folding
Folded mechanism and the 4th fold mechanism are separately mounted on four the first fixed blocks, and the first fold mechanism, the second fold mechanism, the
Three fold mechanisms and the 4th fold mechanism are matched with corresponding supporting block respectively；First fold mechanism and the second fold mechanism are logical
Connecting rod is crossed to link together；Third fold mechanism and the 4th fold mechanism are linked together by connecting rod；First folding machine
Structure, the second fold mechanism, third fold mechanism and the 4th fold mechanism are matched with corresponding wheel mechanism respectively；Four blocks point
Be not mounted at four angles of the lower end surface of bottom plate, and four blocks respectively with the first fold mechanism, the second fold mechanism, third
Fold mechanism, the 4th fold mechanism match；Four position-limit mechanisms are separately mounted at four angles of the lower end surface of bottom plate, and four
A position-limit mechanism is matched with the first fold mechanism, the second fold mechanism, third fold mechanism, the 4th fold mechanism respectively.
Above-mentioned position-limit mechanism includes the second fixed block, limiting slot, limited block, limit spring, wherein the one of the second fixed block
The lower end of a side is provided with limiting slot, and the second fixed block is mounted on the lower end surface of bottom plate；One end of limited block has inclined-plane；Limit
Limiting slot is inserted into one end that position block does not have inclined-plane；Limit spring is located in limiting slot, and the both ends of limit spring respectively with limit
Position block is connected with limiting slot inner wall；Limited block in four position-limit mechanisms respectively with the first fold mechanism, the second fold mechanism,
Three fold mechanisms and the 4th fold mechanism match.
Above-mentioned wheel mechanism include the first u-bracket, the first pin hole, third fixed block, the second pin hole, the first pin, shelf wheel,
First gear, the first keyway, one-way clutch, the second pin, second gear, the second keyway, wherein the first u-bracket two sides
The first pin hole of perforation is provided between face；First U bracket is mounted on the lower end surface of bottom plate；One end of third fixed block is provided with
Two pin holes；Third fixed block is not provided with one end of pin hole and is fixedly connected with the U-shaped face of the first u-bracket；Shelf wheel and unidirectionally from
Clutch is mounted in the first u-bracket by the first pin, and shelf wheel and one-way clutch are fixed by a respective end face
Connection；First gear is nested on the periphery of one-way clutch by its inner headed face；Second gear is mounted on by the second pin
On third fixed block, and second gear is meshed with first gear；Second gear in four Ge Lun mechanisms is folded with first respectively
Mechanism, the second fold mechanism, third fold mechanism and the 4th fold mechanism match.
The structure of above-mentioned first fold mechanism and the structure of the second fold mechanism are symmetrical about a median plane of bottom plate；The
The structure of three fold mechanisms and the structure of the 4th fold mechanism are symmetrical about a median plane of bottom plate；The knot of first fold mechanism
The structure of structure and the 4th fold mechanism is symmetrical about a median plane of bottom plate；The structure and third folding machine of second fold mechanism
The structure of structure is symmetrical about a median plane of bottom plate；For the first fold mechanism, it includes folding rod, folded slot, the second axis
Hole, the second u-bracket, auxiliary wheel, flexible housing, telescopic block, support spring, shaft, oblong aperture, first sliding groove, second sliding slot,
Feather key, compressing round block, movable circular groove, third axis hole, the first stop collar, third gear, card wheel, fixture block, reset spring, the second limit
Position ring, auxiliary block, third sliding slot, the 4th axis hole, the 4th sliding slot, transmission lever, slide bar, briquetting, manual block, the first u-bracket,
The second axis hole of perforation is provided between two opposite sides of middle folding rod one end；Folding rod is not provided with one of the second axis hole
The folded slot of perforation is provided on side；It is equipped on the side opposite with the side for being provided with the second axis hole on folding rod flexible outer
Set, and flexible housing is located at the one end for not being provided with the second axis hole on folding rod；One end end face of telescopic block is cambered surface；Telescopic block is not
The one end for being provided with cambered surface is inserted into flexible housing；Support spring is located in flexible housing, and the both ends of support spring respectively with stretch
Contracting outer casing inner wall is connected with telescopic block；Second u-bracket is mounted on folding rod, and the second u-bracket is located under flexible housing
Side；Auxiliary wheel is mounted in the second u-bracket by pin；The oblong aperture of perforation is provided on shaft periphery；In oblong aperture and turn
Axis center axis is provided with first sliding groove on a vertical side；First sliding groove is provided on the upper surface far from the side of oblong aperture
Second sliding slot, and second sliding slot passes through the periphery of shaft；Folding rod is mounted on the first fixed block by shaft；Folding rod with
The notch that passes through accordingly on bottom plate matches；Folded slot on folding rod is matched with corresponding supporting block；Telescopic block and article
The lowermost partition of frame matches；Folding rod is stretched out at the both ends of shaft respectively；The periphery of one end of oblong aperture is provided in shaft
Upper circumferential direction is equably installed there are two feather key；It oppresses and is provided with movable circular groove on an end face of round block, be provided on another end face
Third axis hole；Third axis hole is communicated with movable circular groove；Compressing round block is being turned by third axis hole and being slidably installed for shaft
On axis, and oppress position of the round block between feather key and folding rod；First stop collar is nested in shaft by its inner headed face
And by its periphery insertion activity circular groove；It is to be fixedly connected between first stop collar and shaft；The periphery of third gear
Only it is provided with the teeth of 92 degree of cambered surfaces；First keyway there are two circumferentially equably being opened on the inner headed face of third gear；Third gear is logical
Two the first keyways crossing on its inner headed face and two feather keys are slidably installed in shaft, and third gear and the second tooth
Wheel matches；Third gear is matched with the first stop collar；Second keyway there are two circumferentially equably being opened on the inner headed face of card wheel；
Card wheel is slidably installed in shaft by two the second keyways on its inner headed face and feather key；Fixture block is mounted on card wheel
On periphery, and fixture block is matched with corresponding block and limited block；Second stop collar is mounted on one that shaft stretches out folding rod
The end end at end, and be to be fixedly connected between the second stop collar and shaft；Reset spring is nested on the periphery of shaft, and is resetted
The both ends of spring are connect with the second stop collar and card wheel respectively；Slide bar one end has inclined-plane；Slide bar is embedded in first sliding groove, and sliding
Bar has bevelled one end and is located at second sliding slot；It is fixedly connected in briquetting insertion oblong aperture and with slide bar；It stretches at the both ends of briquetting
Out oblong aperture and with compressing round block end face match；The 4th of perforation is provided between two opposite sides of auxiliary block lower end
Axis hole；Third sliding slot is provided on one side of auxiliary block upper end；The 4th sliding slot is provided on the inner wall of third sliding slot, and the 4th is sliding
Slot is communicated with the 4th axis hole；Auxiliary block is fitted in shaft by the 4th axis hole and shaft, and the 4th sliding slot and second
Sliding slot docking；It is to be fixedly connected between auxiliary block and shaft；Transmission lever is embedded in the 4th sliding slot and the inclined-plane phase with slide bar one end
Cooperation；Manual block is installed on one side of transmission lever upper end, and manual block is matched with third sliding slot.
As the further improvement of this technology, it is fixedly connected between above-mentioned folding rod and shaft.
As the further improvement of this technology, above-mentioned support spring is compressed spring.
As the further improvement of this technology, above-mentioned reset spring is compressed spring.
As the further improvement of this technology, the coefficient of elasticity of above-mentioned support spring is greater than the coefficient of elasticity of reset spring.
As the further improvement of this technology, above-mentioned first fold mechanism and the one-way clutch in the second fold mechanism
Installation direction is identical；The installation direction of third fold mechanism and the one-way clutch in the 4th fold mechanism is identical；First folds
The installation direction of mechanism and the one-way clutch in third fold mechanism is opposite.
The effect of telescopic block is that, when shelf are fixed on a place, the first fold mechanism, second fold in the present invention
Mechanism, third fold mechanism and the 4th fold mechanism are stowed away simultaneously to be come；Effect of four telescopic blocks in corresponding support spring
Under play the role of certain Auxiliary support to the nethermost partition of article rack, so that it is nethermost to article rack to mitigate article on shelf
The pressure of partition pillar.
The purpose of design of block and position-limit mechanism is in the present invention, when shelf under people pushes when moving, positioned at front
Two shelf wheels drive the first folding machine by corresponding first pin, one-way clutch, first gear, second gear respectively simultaneously
Structure and the second fold mechanism or third fold mechanism and the 4th fold mechanism are detached from partition pillar around respective shaft and swing 90
It spends to ground；In the process, fixture block is swung at limited block with card wheel, and fixture block acts on limited block, so that limited block
It is shunk along limiting slot, fixture block continuation is swung with card wheel, and fixture block crosses limited block, and limited block is under the action of limit spring restoring force
Return to initial position；At this point, block prevents fixture block from continuing to swing with card wheel；Limited block prevents fixture block backswing, so that shelf are moving
Occur toppling during dynamic trend when, the first fold mechanism and the second fold mechanism or third fold mechanism and the 4th folding machine
Structure plays the role of enough supporting roles to entire shelf, without under shelf around respective shaft backswing.
The design mesh of first fold mechanism, the second fold mechanism, third fold mechanism and the 4th fold mechanism in the present invention
, when shelf under people pushes when moving, two shelf wheels positioned at front pass through corresponding first pin, one-way clutch respectively
Device, first gear, second gear drive the first fold mechanism and the second fold mechanism or third fold mechanism and the 4th simultaneously
Fold mechanism is detached from partition pillar around respective shaft and swings 90 degree to ground；In the process, fixture block is swung with card wheel
To at limited block, fixture block acts on limited block, so that limited block is shunk along limiting slot, fixture block continuation is swung with card wheel, and fixture block is got over
Limited block is crossed, limited block returns to initial position under the action of limit spring restoring force；At this point, block prevents fixture block from continuing with card
Wheel is swung, and limited block prevents fixture block backswing；Since the periphery of third gear only has the teeth of 92 degree of cambered surfaces, so working as third
When gear is rotated by 90 °, third gear is just with second gear just off meshing relation；Shelf are continued to press on, shelf wheel will not
The rotation of third gear is driven by uniline clutch, first gear and second gear；First fold mechanism and the second fold mechanism
Or third fold mechanism and the 4th fold mechanism do not continue to swing；So that limited block makes shelf pedestal in moving process
Span increases, and improves the stability of shelf；When people pushes shelf mobile, shelf are unlikely to that there is a phenomenon where topple；Work as shelf
After arriving at the destination, people pulls with hand the hand lever swung on ground, and hand lever is driven simultaneously by two manual blocks
Corresponding transmission lever is slided along the 4th sliding slot to rotor shaft direction；Two transmission levers drive corresponding slide bar axially sliding along shaft respectively
It is dynamic；Two slide bars pass through corresponding briquetting respectively and two compressing round blocks are driven to slide in opposition along respective spindle central axis；Two
Compressing round block drives two third gears to slide in opposition along respective shaft each by corresponding card wheel；Third gear is detached from the
Two gears do not re-form drive connection between third gear and second gear, while fixture block is detached from the limit of block and position-limit mechanism
System；Then, people pulls dynamic connecting rod with another, so that the first fold mechanism and the second fold mechanism or third fold mechanism
With the 4th fold mechanism to initial position backswing；When the first fold mechanism and the second fold mechanism or third fold mechanism and
It lets go after four fold mechanism backswing to initial position, compressing round block, card wheel and third gear return under the action of reset spring
Initial position；Third gear is meshed with the second gear again；It oppresses round block and manual block is driven by briquetting, slide bar and transmission lever
Return to initial position；At this point, in the first fold mechanism and the second fold mechanism or third fold mechanism and the 4th fold mechanism
Two telescopic blocks bounce back under the action of Goods shelf partition plate, support spring is compressed；Telescopic block forms certain auxiliary to partition
Supporting role；After shelf are fixed, the first fold mechanism and the second fold mechanism or third fold mechanism and the 4th are folded
Mechanism accepts the space being not take up other than excessive shelf, facilitates several shelf located side by side；Meanwhile first fold mechanism,
The folding rod of second fold mechanism, third fold mechanism and the 4th fold mechanism strengthens the nethermost partition pillar of article rack,
Play the role of certain Auxiliary support to shelf.
Only there is the periphery of third gear the purpose of design of the teeth of 92 degree of cambered surfaces to be in the present invention, when shelf are moved
When, the first fold mechanism and the second fold mechanism or third fold mechanism and the 4th fold mechanism swing 90 degree to ground, this
When, the third gear and second in the first fold mechanism and the second fold mechanism or third fold mechanism and the 4th fold mechanism
The engagement of gear just terminates；Shelf are continued to press on, second gear does not act on third gear；First fold mechanism and second
Fold mechanism or third fold mechanism and the 4th fold mechanism do not continue to swing；After shelf arrive at the destination, people's hand
The hand lever swung on ground is pulled, hand lever drives corresponding transmission lever sliding along the 4th simultaneously by two manual blocks
Slot is slided to rotor shaft direction；Two transmission levers drive corresponding slide bar to slide axially along shaft respectively；Two slide bars pass through respectively
Corresponding briquetting drives two compressing round blocks to slide in opposition along respective spindle central axis；Two compressing round blocks are each by corresponding
Card wheel drive two third gears slid in opposition along respective shaft；Third gear is detached from second gear, third gear and the
Drive connection is not re-formed between two gears, while fixture block is detached from the limitation of block and position-limit mechanism；Then, people's another hand
Connecting rod is pulled, so that the first fold mechanism and the second fold mechanism or third fold mechanism and the 4th fold mechanism are to initial
Position backswing；When the first fold mechanism and the second fold mechanism or third fold mechanism and the 4th fold mechanism backswing are to initial
It lets go behind position, compressing round block, card wheel and third gear return to initial position under the action of reset spring；Third gear is just
Again it is meshed with the second gear, to establish the drive connection between second gear and third gear when moving goods rack next time.
The installation direction of the first fold mechanism and the one-way clutch in the second fold mechanism is identical in the present invention；Third folding
Folded mechanism is identical with the installation direction of the one-way clutch in the 4th fold mechanism；In first fold mechanism and third fold mechanism
The opposite purpose of design of installation direction of one-way clutch be, when the first fold mechanism and the second fold mechanism are swung, the
Three fold mechanisms and the 4th fold mechanism are not had an effect with one-way clutch；Third fold mechanism and the 4th fold mechanism are swung
When, the first fold mechanism and the second fold mechanism are not had an effect with one-way clutch.
When shelf under people pushes when moving, two shelf wheels positioned at front pass through corresponding first respectively and sell, is unidirectional
Clutch, first gear, second gear drive simultaneously the first fold mechanism and the second fold mechanism or third fold mechanism and
4th fold mechanism is detached from partition pillar around respective shaft and swings 90 degree to ground；In the process, fixture block is with card wheel
It swings at limited block, fixture block acts on limited block, so that limited block is shunk along limiting slot, fixture block continuation is swung with card wheel, blocks
Block crosses limited block, and limited block returns to initial position under the action of limit spring restoring force；At this point, block prevents fixture block from continuing
It is swung with card wheel, limited block prevents fixture block backswing；Since the periphery of third gear only has the teeth of 92 degree of cambered surfaces, so working as
When third gear is rotated by 90 °, third gear is just with second gear just off meshing relation；Continue to press on shelf, shelf wheel
The rotation of third gear will not be driven by uniline clutch, first gear and second gear；First fold mechanism and second folds
Mechanism or third fold mechanism and the 4th fold mechanism do not continue to swing；So that limited block makes shelf in moving process
Pedestal span increases, and improves the stability of shelf；When people pushes shelf mobile, shelf are unlikely to that there is a phenomenon where topple.
After shelf arrive at the destination, people pulls with hand the hand lever swung on ground, and hand lever passes through two
Manual block drives corresponding transmission lever to slide along the 4th sliding slot to rotor shaft direction simultaneously；Two transmission levers drive corresponding sliding respectively
Bar slides axially along shaft；Two slide bars pass through corresponding briquetting respectively and drive two compressing round blocks along respective spindle central axis
It slides in opposition；Two compressing round blocks drive two third gears to slide in opposition along respective shaft each by corresponding card wheel；
Third gear is detached from second gear, drive connection is not re-formed between third gear and second gear, while fixture block is detached from block
With the limitation of position-limit mechanism；Then, people pulls dynamic connecting rod with another so that the first fold mechanism and the second fold mechanism or
Person's third fold mechanism and the 4th fold mechanism are to initial position backswing；When the first fold mechanism and the second fold mechanism or
It lets go after three fold mechanisms and the 4th fold mechanism backswing to initial position, compressing round block, card wheel and third gear are resetting bullet
Initial position is returned under the action of spring；Third gear is meshed with the second gear again；It oppresses round block and passes through briquetting, slide bar and biography
Passing bar drives manual block to return to initial position；At this point, the first fold mechanism and the second fold mechanism or third fold mechanism and
Two telescopic blocks in 4th fold mechanism bounce back under the action of Goods shelf partition plate, and support spring is compressed；Telescopic block is to partition
Form certain Auxiliary support effect；After shelf are fixed, the first fold mechanism and the second fold mechanism or third are folded
Mechanism and the 4th fold mechanism accept the space being not take up other than excessive shelf, facilitate several shelf located side by side；Meanwhile
First fold mechanism, the second fold mechanism, third fold mechanism and the 4th fold mechanism folding rod to strengthen article rack most lower
Shelf are played the role of certain Auxiliary support by the partition pillar in face.
Relative to traditional shelf, the first fold mechanism, the second fold mechanism, third fold mechanism and the 4th in the present invention
Fold mechanism not only increases the stability in shelf moving process, after shelf are moved to destination, the first fold mechanism,
Second fold mechanism, third fold mechanism and the 4th fold mechanism strengthen the nethermost partition pillar of article rack together, improve
The load-bearing capacity of article post setting, so that shelf are unlikely to deform；The configuration of the present invention is simple has preferable using effect.
Detailed description of the invention
Fig. 1 is shelf integral perspective schematic diagram.
Fig. 2 is shelf partial schematic diagram.
Fig. 3 is telescopic block and article rack cooperation diagrammatic cross-section.
Fig. 4 is article rack schematic diagram.
Fig. 5 is base mechanism schematic diagram.
Fig. 6 is floor diagram.
Fig. 7 is bottom plate partial schematic diagram.
Fig. 8 is the first u-bracket, the first fixed block, third fixed block, position-limit mechanism and block cooperation schematic diagram.
Fig. 9 is the first fold mechanism schematic diagram.
Figure 10 is the second u-bracket, auxiliary wheel, telescopic block and folding rod cooperation schematic diagram.
Figure 11 is briquetting, compressing round block, third gear, card wheel, reset spring and the second stop collar cooperation schematic diagram.
Figure 12 is manual block, transmission lever, slide bar, briquetting and compressing round block transmission cooperation perspective diagram.
Figure 13 is transmission lever, slide bar, briquetting and compressing round block transmission cooperation diagrammatic cross-section.
Figure 14 is folding rod schematic diagram.
Figure 15 is auxiliary block schematic diagram.
Figure 16 is auxiliary block diagrammatic cross-section.
Figure 17 is shaft perspective diagram.
Figure 18 is shaft diagrammatic cross-section.
Figure 19 is compressing round block perspective diagram.
Figure 20 is wheel structural scheme of mechanism.
Figure 21 is folding rod and bottom plate cooperation diagrammatic cross-section.
Figure 22 is wheel mechanism and the first fold mechanism cooperation schematic diagram.
Figure 23 is position-limit mechanism and fold mechanism cooperation schematic diagram.
Figure 24 is position-limit mechanism and fold mechanism cooperation diagrammatic cross-section.
Figure 25 is position-limit mechanism diagrammatic cross-section.
Figure 26 is the second fixed block perspective diagram.
Figure 27 is third gear schematic diagram.
Figure 28 is card wheel schematic diagram.
Figure label title: 1, article rack；2, base mechanism；3, bottom plate；4, supporting block；5, hand lever；6, the first keyway；
7, the first fixed block；8, first shaft hole；9, current notch；10, the first pin hole；11, third fixed block；12, the second pin hole；13,
Block；14, position-limit mechanism；15, the second fixed block；16, limiting slot；17, limited block；18, limit spring；19, the first folding machine
Structure；20, folding rod；21, folded slot；22, the second axis hole；23, the second u-bracket；24, auxiliary wheel；25, stretch housing；26, it stretches
Contracting block；27, support spring；28, shaft；29, oblong aperture；30, first sliding groove；31, second sliding slot；32, feather key；33, compressing circle
Block；34, movable circular groove；35, third axis hole；36, the first stop collar；37, third gear；38, card wheel；39, fixture block；40, it resets
Spring；41, the second stop collar；42, auxiliary block；43, third sliding slot；44, the 4th axis hole；45, the 4th sliding slot；46, transmission lever；
47, slide bar；48, briquetting；49, manual block；50, the first u-bracket；51, the first pin；52, shelf wheel；53, first gear；54,
One-way clutch；55, the second keyway；56, the second pin；57, second gear；58, the second fold mechanism；59, third fold mechanism；
60, the 4th fold mechanism；61, mechanism is taken turns；62, connecting rod.
Specific embodiment
As shown in Figure 1, it includes article rack 1, base mechanism 2, wherein as shown in Figure 2,4, article rack 1 is mounted on pedestal machine
On structure 2.
As shown in figure 5, above-mentioned base mechanism 2 includes bottom plate 3, current notch 9, supporting block 4, hand lever 5, the first fixed block
7, first shaft hole 8, block 13, position-limit mechanism 14, wheel mechanism 61, connecting rod 62, the first fold mechanism 19, the second fold mechanism
58, third fold mechanism 59, the 4th fold mechanism 60, wherein as shown in fig. 6, on two side end faces of bottom plate 3 respectively symmetrically
Current notch 9 there are two opening, and each current notch 9 is communicated with adjacent side end face；As shown in Figure 6,7, four supporting blocks 4 are divided
It is not symmetrically mounted at the center side of four current notch 9；As shown in figure 8, two of 7 lower end of the first fixed block opposite
The first shaft hole 8 of perforation is provided between side；Four the first fixed blocks 7 are separately mounted at four angles of 3 lower end surface of bottom plate, and
Four the first fixed blocks 7 are corresponding with corresponding supporting block 4 respectively；As shown in figure 5, four Ge Lun mechanisms 61 are separately mounted to bottom plate 3
Lower end surface four angles at, and four Ge Lun mechanisms 61 are corresponding with corresponding first fixed block 7 respectively；As shown in Fig. 5,21, the
One fold mechanism 19, the second fold mechanism 58, third fold mechanism 59 and the 4th fold mechanism 60 are separately mounted to four first
On fixed block 7, and the first fold mechanism 19, the second fold mechanism 58, third fold mechanism 59 and the 4th fold mechanism 60 difference
It is matched with corresponding supporting block 4；As shown in Fig. 3,5, the first fold mechanism 19 and the second fold mechanism 58 pass through connecting rod 62
It links together；Third fold mechanism 59 and the 4th fold mechanism 60 are linked together by connecting rod 62；First fold mechanism
19, the second fold mechanism 58, third fold mechanism 59 and the 4th fold mechanism 60 are matched with corresponding wheel mechanism 61 respectively；Such as
Fig. 8, shown in 24, four blocks 13 are separately mounted at four angles of the lower end surface of bottom plate 3, and four blocks 13 are respectively with first
Fold mechanism 19, the second fold mechanism 58, third fold mechanism 59, the 4th fold mechanism 60 match；As shown in Fig. 8,22, four
A position-limit mechanism 14 is separately mounted at four angles of the lower end surface of bottom plate 3, and four position-limit mechanisms 14 are folded with first respectively
Mechanism 19, the second fold mechanism 58, third fold mechanism 59, the 4th fold mechanism 60 match.
As shown in Figure 25,26, above-mentioned position-limit mechanism 14 includes the second fixed block 15, limiting slot 16, limited block 17, limit bullet
Spring 18, wherein the lower end of a side of the second fixed block 15 is provided with limiting slot 16, the second fixed block 15 peace as shown in Fig. 8,26
On the lower end surface of bottom plate 3；As shown in Figure 24,25, one end of limited block 17 has inclined-plane；Limited block 17 does not have inclined-plane
Limiting slot 16 is inserted into one end；Limit spring 18 is located in limiting slot 16, and the both ends of limit spring 18 respectively with limited block 17 and
The connection of 16 inner wall of limiting slot；As shown in Fig. 5,24, limited block 17 in four position-limit mechanisms 14 respectively with the first fold mechanism 19,
Second fold mechanism 58, third fold mechanism 59 and the 4th fold mechanism 60 match.
As shown in figure 20, above-mentioned wheel mechanism 61 includes the first u-bracket 50, the first pin hole 10, third fixed block 11, second
Pin hole 12, the first pin 51, shelf wheel 52, first gear 53, the first keyway 6, one-way clutch 54, the second pin 56, second gear
57, the second keyway 55, wherein as shown in figure 8, being provided with the first pin hole 10 of perforation between two sides of the first u-bracket 50；
First U bracket is mounted on the lower end surface of bottom plate 3；One end of third fixed block 11 is provided with the second pin hole 12；As shown in figure 20,
One end that three fixed blocks 11 are not provided with pin hole is fixedly connected with the U-shaped face of the first u-bracket 50；Shelf wheel 52 and one-way clutch
54 are mounted in the first u-bracket 50 by the first pin 51, and shelf wheel 52 and one-way clutch 54 pass through respective one end
Face is fixedly connected；First gear 53 is nested on the periphery of one-way clutch 54 by its inner headed face；Second gear 57 passes through
Second pin 56 is mounted on third fixed block 11, and second gear 57 is meshed with first gear 53；As shown in Fig. 5,22,23,
Second gear 57 in four Ge Lun mechanisms 61 respectively with the first fold mechanism 19, the second fold mechanism 58, third fold mechanism 59
It is matched with the 4th fold mechanism 60.
As shown in figure 5, the structure of the structure of above-mentioned first fold mechanism 19 and the second fold mechanism 58 about bottom plate 3 one
A median plane is symmetrical；The median plane of the structure of third fold mechanism 59 and the structure of the 4th fold mechanism 60 about bottom plate 3
Symmetrically；The structure of first fold mechanism 19 and the structure of the 4th fold mechanism 60 are symmetrical about a median plane of bottom plate 3；Second
The structure of fold mechanism 58 and the structure of third fold mechanism 59 are symmetrical about a median plane of bottom plate 3；Such as the institute of Fig. 9,12,13
Show, for the first fold mechanism 19, it includes folding rod 20, folded slot 21, the second axis hole 22, the second u-bracket 23, auxiliary wheel
24, stretch housing 25, telescopic block 26, support spring 27, shaft 28, oblong aperture 29, first sliding groove 30, second sliding slot 31, feather key
32, it oppresses round block 33, movable circular groove 34, third axis hole 35, the first stop collar 36, third gear 37, card wheel 38, fixture block 39, answer
Position spring 40, the second stop collar 41, auxiliary block 42, third sliding slot 43, the 4th axis hole 44, the 4th sliding slot 45, transmission lever 46, slide bar
47, briquetting 48, manual block 49, the first u-bracket 50, wherein as shown in figure 14, two opposite sides of 20 one end of folding rod
Between be provided with the second axis hole 22 of perforation；Folding rod 20 is not provided with the folded slot that perforation is provided on a side of the second axis hole 22
21；As shown in Figure 10, flexible housing 25 is installed on side opposite with the side for being provided with the second axis hole 22 on folding rod 20, and
Flexible housing 25 is located at the one end for not being provided with the second axis hole 22 on folding rod 20；As shown in figure 3, one end end face of telescopic block 26 is
Cambered surface；One end that telescopic block 26 is not provided with cambered surface is inserted into flexible housing 25；Support spring 27 is located in flexible housing 25, and props up
The both ends of support spring 27 are connect with flexible 25 inner wall of housing and telescopic block 26 respectively；As shown in Fig. 3,14, the second u-bracket 23 peace
On folding rod 20, and the second u-bracket 23 is located at flexible 25 lower section of housing；It is U-shaped that auxiliary wheel 24 by pin is mounted on second
On bracket 23；As shown in figure 17, the oblong aperture 29 of perforation is provided on 28 periphery of shaft；As shown in figure 18, in oblong aperture 29 with
First sliding groove 30 is provided on one side of 28 central axis upright of shaft；Side of the first sliding groove 30 far from oblong aperture 29 it is upper
Second sliding slot 31 is provided on end face, and second sliding slot 31 passes through the periphery of shaft 28；As shown in figure 22, folding rod 20 is by turning
Axis 28 is mounted on the first fixed block 7；As shown in figure 21, the current notch 9 corresponding on bottom plate 3 of folding rod 20 matches；Folding
Folded slot 21 on folded bar 20 is matched with corresponding supporting block 4；As shown in figure 3, the lowest level of telescopic block 26 and article rack 1 every
Plate matches；As shown in figure 22, folding rod 20 is stretched out at the both ends of shaft 28 respectively；As shown in figure 17, it is provided in shaft 28 rectangular
There are two feather keys 32 for circumferential equably installation on the periphery of the one end in hole 29；As shown in figure 19, an end of round block 33 is oppressed
It is provided with movable circular groove 34 on face, is provided with third axis hole 35 on another end face；Third axis hole 35 is communicated with movable circular groove 34；Such as figure
11, shown in 13, compressing round block 33 is slidably installed in shaft 28 by third axis hole 35 and shaft 28, and oppresses round block
33 position between feather key 32 and folding rod 20；First stop collar 36 is nested in shaft 28 and is passed through by its inner headed face
In its periphery insertion activity circular groove 34；It is to be fixedly connected between first stop collar 36 and shaft 28；As shown in figure 27, third tooth
The periphery of wheel 37 is only provided with the teeth of 92 degree of cambered surfaces；First key there are two circumferentially equably being opened on the inner headed face of third gear 37
Slot 6；As shown in Figure 13,22, third gear 37 is matched by the sliding of two the first keyways 6 and two feather keys 32 on its inner headed face
Conjunction is mounted in shaft 28, and third gear 37 is matched with second gear 57；Third gear 37 and the first stop collar 36 match
It closes；As shown in figure 28, the second keyway 55 there are two circumferentially equably being opened on the inner headed face of card wheel 38；As shown in figure 13, card wheel 38
Pass through being slidably installed in shaft 28 for two on its inner headed face the second keyways 55 and feather key 32；As shown in Figure 24,28,
Fixture block 39 is mounted on the periphery of card wheel 38, and fixture block 39 is matched with corresponding block 13 and limited block 17；Such as Figure 23 institute
Show, the second stop collar 41 is mounted on the end end that shaft 28 stretches out one end of folding rod 20, and the second stop collar 41 and shaft 28 it
Between to be fixedly connected；Reset spring 40 is nested on the periphery of shaft 28, and the both ends of reset spring 40 are limited with second respectively
Position ring 41 and card wheel 38 connect；As shown in figure 13,47 one end of slide bar has inclined-plane；Slide bar 47 is embedded in first sliding groove 30, and sliding
Bar 47 has bevelled one end and is located at second sliding slot 31；Briquetting 48 is inserted into oblong aperture 29 and is fixedly connected with slide bar 47；Pressure
The both ends of block 48 are stretched out oblong aperture 29 and are matched with the end face of compressing round block 33；As shown in figure 15, the two of 42 lower end of auxiliary block
The 4th axis hole 44 of perforation is provided between a opposite side；As shown in Figure 15,16, it is opened on a side of 42 upper end of auxiliary block
There is third sliding slot 43；The 4th sliding slot 45 is provided on the inner wall of third sliding slot 43, and the 4th sliding slot 45 is communicated with the 4th axis hole 44；Such as
Shown in Fig. 9,12,13, auxiliary block 42 is fitted in shaft 28 by the 4th axis hole 44 and shaft 28, and the 4th sliding slot 45
It is docked with second sliding slot 31；It is to be fixedly connected between auxiliary block 42 and shaft 28；As shown in figure 13, the insertion of transmission lever 46 the 4th is sliding
It is matched in slot 45 and with the inclined-plane of 47 one end of slide bar；As shown in figure 12, hand is installed on a side of 46 upper end of transmission lever
Motion block 49, and manual block 49 is matched with third sliding slot 43.
It as shown in figure 23, is to be fixedly connected between above-mentioned folding rod 20 and shaft 28.
As shown in figure 3, above-mentioned support spring 27 is compressed spring.
As shown in figure 11, above-mentioned reset spring 40 is compressed spring.
As shown in Fig. 3,11, the coefficient of elasticity of above-mentioned support spring 27 is greater than the coefficient of elasticity of reset spring 40.
As shown in figure 5, the installation side of above-mentioned first fold mechanism 19 and the one-way clutch 54 in the second fold mechanism 58
To identical；Third fold mechanism 59 is identical with the installation direction of the one-way clutch 54 in the 4th fold mechanism 60；First folds
Mechanism 19 is opposite with the installation direction of one-way clutch 54 in third fold mechanism 59.
The effect of telescopic block 26 is in the present invention, when shelf are fixed on a place, the first fold mechanism 19, second
Fold mechanism 58, third fold mechanism 59 and the 4th fold mechanism 60 are stowed away to come simultaneously；Four telescopic blocks 26 are propped up accordingly
Play the role of certain Auxiliary support to the nethermost partition of article rack 1 under the action of support spring 27, to mitigate article on shelf
To the pressure of the nethermost partition pillar of article rack 1.
The purpose of design of block 13 and position-limit mechanism 14 is in the present invention, when shelf under people pushes when moving, before being located at
Side two shelf wheels 52 respectively by corresponding first pin 51, one-way clutch 54, first gear 53, second gear 57 simultaneously
Drive the first fold mechanism 19 and the second fold mechanism 58 or third fold mechanism 59 and the 4th fold mechanism 60 around respective
Shaft 28 is detached from partition pillar and swings 90 degree to ground；In the process, fixture block 39 swings to limited block 17 with card wheel 38
Place, fixture block 39 act on limited block 17, so that limited block 17 is shunk along limiting slot 16, fixture block 39 continues to swing with card wheel 38, card
Block 39 crosses limited block 17, and limited block 17 returns to initial position under the action of 18 restoring force of limit spring；At this point, block 13 hinders
Only fixture block 39 continues to swing with card wheel 38；Limited block 17 prevents 39 backswing of fixture block, so that shelf topple in moving process
When trend, the first fold mechanism 19 and the second fold mechanism 58 or third fold mechanism 59 and the 4th fold mechanism 60 are to entire
Shelf play the role of enough supporting roles, without under shelf around respective 28 backswing of shaft.
First fold mechanism 19, the second fold mechanism 58, third fold mechanism 59 and the 4th fold mechanism 60 in the present invention
Purpose of design be, when shelf people push under move when, positioned at front two shelf wheels 52 respectively pass through corresponding first
Pin 51, one-way clutch 54, first gear 53, second gear 57 drive the first fold mechanism 19 and the second fold mechanism 58 simultaneously
Or third fold mechanism 59 and the 4th fold mechanism 60 are detached from partition pillar around respective shaft 28 and swing 90 degree to ground；?
During this, fixture block 39 is swung at limited block 17 with card wheel 38, and fixture block 39 acts on limited block 17, so that limited block 17
It is shunk along limiting slot 16, fixture block 39 continues to swing with card wheel 38, and fixture block 39 crosses limited block 17, and limited block 17 is in limit spring 18
Initial position is returned under the action of restoring force；At this point, block 13 prevents fixture block 39 from continuing to swing with card wheel 38, limited block 17 is prevented
39 backswing of fixture block；Since the periphery of third gear 37 only has the teeth of 92 degree of cambered surfaces, so when the rotation of third gear 37 90
When spending, third gear 37 is just with second gear 57 just off meshing relation；Shelf are continued to press on, shelf wheel 52 will not pass through
Uniline clutch, first gear 53 and second gear 57 drive third gear 37 to rotate；First fold mechanism 19 and second folds
Mechanism 58 or third fold mechanism 59 and the 4th fold mechanism 60 do not continue to swing；So that limited block 17 is moving shelf
Pedestal span increases during dynamic, improves the stability of shelf；When people pushes shelf mobile, what shelf were unlikely to topple
Phenomenon；After shelf arrive at the destination, people pulls with hand the hand lever 5 swung on ground, and hand lever 5 passes through two hands
Motion block 49 drives corresponding transmission lever 46 to slide along the 4th sliding slot 45 to 28 direction of shaft simultaneously；Two transmission levers 46 drive respectively
Corresponding slide bar 47 slides axially along shaft 28；Two slide bars 47 drive two compressing round blocks 33 by corresponding briquetting 48 respectively
It is slid in opposition along each 28 central axis of the axis of rotation；Two compressing round blocks 33 drive two third teeth each by corresponding card wheel 38
Wheel 37 slides in opposition along respective shaft 28；Third gear 37 is detached from second gear 57, third gear 37 and second gear 57 it
Between do not re-form drive connection, while fixture block 39 is detached from the limitation of block 13 and position-limit mechanism 14；Then, people is pulled with another
Dynamic connecting rod 62, so that the first fold mechanism 19 and the second fold mechanism 58 or third fold mechanism 59 and the 4th fold mechanism
60 to initial position backswing；When the first fold mechanism 19 and the second fold mechanism 58 or third fold mechanism 59 and the 4th fold
It lets go after 60 backswing to initial position of mechanism, compressing round block 33, card wheel 38 and third gear 37 are under the action of reset spring 40
Return to initial position；Third gear 37 is meshed with second gear 57 again；Round block 33 is oppressed by briquetting 48, slide bar 47 and is passed
Passing bar 46 drives manual block 49 to return to initial position；At this point, the first fold mechanism 19 and the second fold mechanism 58 or third folding
Two telescopic blocks 26 in folded mechanism 59 and the 4th fold mechanism 60 bounce back under the action of Goods shelf partition plate, and support spring 27 is pressed
Contracting；Telescopic block 26 forms certain Auxiliary support to partition and acts on；After shelf are fixed, the first fold mechanism 19 and the second folding
Folded mechanism 58 or third fold mechanism 59 and the 4th fold mechanism 60 accept the space being not take up other than excessive shelf, side
Just several shelf located side by side；Meanwhile first fold mechanism 19, the second fold mechanism 58, third fold mechanism 59 and four fold
The folding rod 20 of folded mechanism 60 strengthens the nethermost partition pillar of article rack 1, plays certain Auxiliary support to shelf and makees
With.
Only there is the periphery of third gear 37 purpose of design of the teeth of 92 degree of cambered surfaces to be in the present invention, when shelf are moved
When dynamic, the first fold mechanism 19 and the second fold mechanism 58 or third fold mechanism 59 and the 4th fold mechanism 60 swing 90 degree
To ground, at this point, the first fold mechanism 19 and the second fold mechanism 58 or third fold mechanism 59 and the 4th fold mechanism 60
In third gear 37 just terminate with engaging for second gear 57；Shelf are continued to press on, second gear 57 does not act on
Three gears 37；First fold mechanism 19 and the second fold mechanism 58 or third fold mechanism 59 and the 4th fold mechanism 60 are no longer
Continue to swing；After shelf arrive at the destination, people pulls with hand the hand lever 5 swung on ground, and hand lever 5 passes through two
A manual block 49 drives corresponding transmission lever 46 to slide along the 4th sliding slot 45 to 28 direction of shaft simultaneously；Two transmission levers 46 are distinguished
Corresponding slide bar 47 is driven to slide axially along shaft 28；Two slide bars 47 drive two compressing circles by corresponding briquetting 48 respectively
Block 33 slides in opposition along each 28 central axis of the axis of rotation；Two compressing round blocks 33 drive two each by corresponding card wheel 38
Three gears 37 slide in opposition along respective shaft 28；Third gear 37 is detached from second gear 57, third gear 37 and second gear
Drive connection is not re-formed between 57, while fixture block 39 is detached from the limitation of block 13 and position-limit mechanism 14；Then, people's another
Dynamic connecting rod 62 is pulled, so that the first fold mechanism 19 and the second fold mechanism 58 or third fold mechanism 59 and the 4th fold
Mechanism 60 is to initial position backswing；When the first fold mechanism 19 and the second fold mechanism 58 or third fold mechanism 59 and the 4th
It lets go after 60 backswing to initial position of fold mechanism, the work of compressing round block 33, card wheel 38 and third gear 37 in reset spring 40
Initial position is returned under；Third gear 37 is just meshed with second gear 57 again, to establish when moving goods rack next time
Drive connection between second gear 57 and third gear 37.
The first fold mechanism 19 is identical with the installation direction of the one-way clutch 54 in the second fold mechanism 58 in the present invention；
Third fold mechanism 59 is identical with the installation direction of the one-way clutch 54 in the 4th fold mechanism 60；First fold mechanism, 19 He
The purpose of design that the installation direction of one-way clutch 54 in third fold mechanism 59 is opposite is, when the first fold mechanism 19 and
When two-fold mechanism 58 is swung, third fold mechanism 59 and the 4th fold mechanism 60 are not had an effect with one-way clutch 54；The
When three fold mechanisms 59 and the 4th fold mechanism 60 are swung, the first fold mechanism 19 and the second fold mechanism 58 not with one-way clutch
Device 54 is had an effect.
Specific embodiment: when shelf under people pushes when moving, two shelf wheels 52 positioned at front pass through phase respectively
The first pin 51, one-way clutch 54, first gear 53, second gear 57 while the first fold mechanism 19 of drive answered and the second folding
Folded mechanism 58 or third fold mechanism 59 and the 4th fold mechanism 60 are detached from partition pillar around respective shaft 28 and swing 90 degree
To ground；In the process, fixture block 39 is swung at limited block 17 with card wheel 38, and fixture block 39 acts on limited block 17, is made
It obtains limited block 17 to shrink along limiting slot 16, fixture block 39 continues to swing with card wheel 38, and fixture block 39 crosses limited block 17, and limited block 17 exists
Initial position is returned under the action of 18 restoring force of limit spring；At this point, block 13 prevents fixture block 39 from continuing to swing with card wheel 38, limit
Position block 17 prevents 39 backswing of fixture block；Since the periphery of third gear 37 only has the teeth of 92 degree of cambered surfaces, so working as third tooth
When wheel 37 is rotated by 90 °, third gear 37 is just with second gear 57 just off meshing relation；Continue to press on shelf, shelf wheel
52 will not drive third gear 37 to rotate by uniline clutch, first gear 53 and second gear 57；First fold mechanism 19
It does not continue to swing with the second fold mechanism 58 or third fold mechanism 59 and the 4th fold mechanism 60；So that limited block 17 makes
It obtains shelf pedestal span in moving process to increase, improves the stability of shelf；When people pushes shelf mobile, shelf are unlikely to
There is a phenomenon where topple.
After shelf arrive at the destination, people pulls with hand the hand lever 5 swung on ground, and hand lever 5 passes through two
A manual block 49 drives corresponding transmission lever 46 to slide along the 4th sliding slot 45 to 28 direction of shaft simultaneously；Two transmission levers 46 are distinguished
Corresponding slide bar 47 is driven to slide axially along shaft 28；Two slide bars 47 drive two compressing circles by corresponding briquetting 48 respectively
Block 33 slides in opposition along each 28 central axis of the axis of rotation；Two compressing round blocks 33 drive two each by corresponding card wheel 38
Three gears 37 slide in opposition along respective shaft 28；Third gear 37 is detached from second gear 57, third gear 37 and second gear
Drive connection is not re-formed between 57, while fixture block 39 is detached from the limitation of block 13 and position-limit mechanism 14；Then, people's another
Dynamic connecting rod 62 is pulled, so that the first fold mechanism 19 and the second fold mechanism 58 or third fold mechanism 59 and the 4th fold
Mechanism 60 is to initial position backswing；When the first fold mechanism 19 and the second fold mechanism 58 or third fold mechanism 59 and the 4th
It lets go after 60 backswing to initial position of fold mechanism, the work of compressing round block 33, card wheel 38 and third gear 37 in reset spring 40
Initial position is returned under；Third gear 37 is meshed with second gear 57 again；It oppresses round block 33 and passes through briquetting 48, slide bar 47
Manual block 49 is driven to return to initial position with transmission lever 46；At this point, the first fold mechanism 19 and the second fold mechanism 58 or
Two telescopic blocks 26 in three fold mechanisms 59 and the 4th fold mechanism 60 bounce back under the action of Goods shelf partition plate, support spring 27
It is compressed；Telescopic block 26 forms certain Auxiliary support to partition and acts on；After shelf are fixed, the first fold mechanism 19 and
Two-fold mechanism 58 or third fold mechanism 59 and the 4th fold mechanism 60 accept the sky being not take up other than excessive shelf
Between, facilitate several shelf located side by side；Meanwhile first fold mechanism 19, the second fold mechanism 58, third fold mechanism 59 and
The folding rod 20 of four fold mechanisms 60 strengthens the nethermost partition pillar of article rack 1, and shelf are played with certain auxiliary branch
Support effect.
In conclusion beneficial effects of the present invention: the first fold mechanism 19, the second fold mechanism 58, third fold mechanism
59 and the 4th fold mechanism 60 not only increase the stability in shelf moving process, after shelf are moved to destination,
One fold mechanism 19, the second fold mechanism 58, third fold mechanism 59 and the 4th fold mechanism 60 strengthen article rack 1 most together
Following partition pillar, improves the load-bearing capacity of 1 pillar of article rack, so that shelf are unlikely to deform.
Claims (6)
1. a kind of overturning-preventing shelf for improving support strength, it is characterised in that: it includes article rack, base mechanism, wherein article
Frame is installed on the base unit；
Above-mentioned base mechanism includes bottom plate, current notch, supporting block, hand lever, the first fixed block, first shaft hole, block, limit
Mechanism, wheel mechanism, connecting rod, the first fold mechanism, the second fold mechanism, third fold mechanism, the 4th fold mechanism, indsole
Current notch there are two respectively symmetrically being opened on two side end faces of plate, and each current notch is communicated with adjacent side end face；
Four supporting blocks respectively symmetrically are mounted at the center side of four current notch；Two of first lower end of fixing block are opposite
The first shaft hole of perforation is provided between side；Four the first fixed blocks are separately mounted at four angles of bottom plate lower end surface, and four
A first fixed block is corresponding with corresponding supporting block respectively；Four Ge Lun mechanisms are separately mounted to four angles of the lower end surface of bottom plate
Place, and four Ge Lun mechanisms are corresponding with corresponding first fixed block respectively；First fold mechanism, the second fold mechanism, third fold
Mechanism and the 4th fold mechanism are separately mounted on four the first fixed blocks, and the first fold mechanism, the second fold mechanism, third
Fold mechanism and the 4th fold mechanism are matched with corresponding supporting block respectively；First fold mechanism and the second fold mechanism pass through
Connecting rod links together；Third fold mechanism and the 4th fold mechanism are linked together by connecting rod；First fold mechanism,
Second fold mechanism, third fold mechanism and the 4th fold mechanism are matched with corresponding wheel mechanism respectively；Four block difference
It is mounted at four angles of the lower end surface of bottom plate, and four blocks are rolled over the first fold mechanism, the second fold mechanism, third respectively
Folded mechanism, the 4th fold mechanism match；Four position-limit mechanisms are separately mounted at four angles of the lower end surface of bottom plate, and four
Position-limit mechanism is matched with the first fold mechanism, the second fold mechanism, third fold mechanism, the 4th fold mechanism respectively；
Above-mentioned position-limit mechanism includes the second fixed block, limiting slot, limited block, limit spring, wherein a side of the second fixed block
The lower end in face is provided with limiting slot, and the second fixed block is mounted on the lower end surface of bottom plate；One end of limited block has inclined-plane；Limited block
Limiting slot is inserted into one end without inclined-plane；Limit spring is located in limiting slot, and the both ends of limit spring respectively with limited block
It is connected with limiting slot inner wall；Limited block in four position-limit mechanisms is rolled over the first fold mechanism, the second fold mechanism, third respectively
Folded mechanism and the 4th fold mechanism match；
Above-mentioned wheel mechanism includes the first u-bracket, the first pin hole, third fixed block, the second pin hole, the first pin, shelf wheel, first
Gear, the first keyway, one-way clutch, the second pin, second gear, the second keyway, wherein the first u-bracket two sides it
Between be provided with the first pin hole of perforation；First U bracket is mounted on the lower end surface of bottom plate；One end of third fixed block is provided with the second pin
Hole；Third fixed block is not provided with one end of pin hole and is fixedly connected with the U-shaped face of the first u-bracket；Shelf wheel and one-way clutch
It is mounted in the first u-bracket by the first pin, and shelf wheel is fixedly connected with one-way clutch by a respective end face；
First gear is nested on the periphery of one-way clutch by its inner headed face；Second gear is mounted on third by the second pin and consolidates
Determine on block, and second gear is meshed with first gear；Second gear in four Ge Lun mechanisms respectively with the first fold mechanism,
Two-fold mechanism, third fold mechanism and the 4th fold mechanism match；
The structure of above-mentioned first fold mechanism and the structure of the second fold mechanism are symmetrical about a median plane of bottom plate；Third folding
The structure of folded mechanism and the structure of the 4th fold mechanism are symmetrical about a median plane of bottom plate；The structure of first fold mechanism with
The structure of 4th fold mechanism is symmetrical about a median plane of bottom plate；The structure of second fold mechanism and third fold mechanism
Structure is symmetrical about a median plane of bottom plate；For the first fold mechanism, it includes folding rod, folded slot, the second axis hole,
Two u-brackets, auxiliary wheel, flexible housing, telescopic block, support spring, shaft, oblong aperture, first sliding groove, second sliding slot, feather key,
Oppress round block, movable circular groove, third axis hole, the first stop collar, third gear, card wheel, fixture block, reset spring, the second stop collar,
Auxiliary block, third sliding slot, the 4th axis hole, the 4th sliding slot, transmission lever, slide bar, briquetting, manual block, the first u-bracket, wherein rolling over
The second axis hole of perforation is provided between two opposite sides of folded bar one end；Folding rod is not provided with a side of the second axis hole
On be provided with the folded slot of perforation；Flexible housing is installed on the side opposite with the side for being provided with the second axis hole on folding rod, and
Flexible housing is located at the one end for not being provided with the second axis hole on folding rod；One end end face of telescopic block is cambered surface；Telescopic block is not provided with
One end of cambered surface is inserted into flexible housing；Support spring is located in flexible housing, and the both ends of support spring respectively with it is flexible outer
Set inner wall is connected with telescopic block；Second u-bracket is mounted on folding rod, and the second u-bracket is located at below flexible housing；It is auxiliary
Wheel is helped to be mounted in the second u-bracket by pin；The oblong aperture of perforation is provided on shaft periphery；In oblong aperture with spindle central
Axis is provided with first sliding groove on a vertical side；First sliding groove is provided with second on the upper surface far from the side of oblong aperture sliding
Slot, and second sliding slot passes through the periphery of shaft；Folding rod is mounted on the first fixed block by shaft；On folding rod and bottom plate
Corresponding current notch matches；Folded slot on folding rod is matched with corresponding supporting block；Telescopic block and article rack are most
Lower partition matches；Folding rod is stretched out at the both ends of shaft respectively；It is provided in shaft on the periphery of one end of oblong aperture circumferential
Equably there are two feather keys for installation；It oppresses and is provided with movable circular groove on an end face of round block, third axis is provided on another end face
Hole；Third axis hole is communicated with movable circular groove；Compressing round block is slidably installed in shaft by third axis hole and shaft, and
Oppress position of the round block between feather key and folding rod；First stop collar is nested in shaft by its inner headed face and passes through it
In periphery insertion activity circular groove；It is to be fixedly connected between first stop collar and shaft；The periphery of third gear is only provided with 92
Spend the teeth of cambered surface；First keyway there are two circumferentially equably being opened on the inner headed face of third gear；Third gear passes through its inner circle
Two the first keyways on face and two feather keys are slidably installed in shaft, and third gear and second gear match
It closes；Third gear is matched with the first stop collar；Second keyway there are two circumferentially equably being opened on the inner headed face of card wheel；Card wheel is logical
Two the second keyways crossing on its inner headed face and feather key are slidably installed in shaft；Fixture block is mounted on the periphery of card wheel
On, and fixture block is matched with corresponding block and limited block；Second stop collar is mounted on the end that shaft stretches out one end of folding rod
End, and be to be fixedly connected between the second stop collar and shaft；Reset spring is nested on the periphery of shaft, and reset spring
Both ends are connect with the second stop collar and card wheel respectively；Slide bar one end has inclined-plane；Slide bar is embedded in first sliding groove, and slide bar has
The one end on inclined-plane is located at second sliding slot；It is fixedly connected in briquetting insertion oblong aperture and with slide bar；The both ends of briquetting are stretched out rectangular
The end face of Kong Bingyu compressing round block matches；The 4th axis hole of perforation is provided between two opposite sides of auxiliary block lower end；
Third sliding slot is provided on one side of auxiliary block upper end；Be provided with the 4th sliding slot on the inner wall of third sliding slot, and the 4th sliding slot with
4th axis hole communicates；Auxiliary block is fitted in shaft by the 4th axis hole and shaft, and the 4th sliding slot and second sliding slot
Docking；It is to be fixedly connected between auxiliary block and shaft；Transmission lever is embedded in the 4th sliding slot and matches with the inclined-plane of slide bar one end；
Manual block is installed on one side of transmission lever upper end, and manual block is matched with third sliding slot.
2. it is according to claim 1 it is a kind of improve support strength overturning-preventing shelf, it is characterised in that: above-mentioned folding rod with
It is to be fixedly connected between shaft.
3. a kind of overturning-preventing shelf for improving support strength according to claim 1, it is characterised in that: above-mentioned support spring
For compressed spring.
4. a kind of overturning-preventing shelf for improving support strength according to claim 1, it is characterised in that: above-mentioned reset spring
For compressed spring.
5. a kind of overturning-preventing shelf for improving support strength according to claim 1, it is characterised in that: above-mentioned support spring
Coefficient of elasticity be greater than reset spring coefficient of elasticity.
6. a kind of overturning-preventing shelf for improving support strength according to claim 1, it is characterised in that: above-mentioned first folds
Mechanism is identical with the installation direction of the one-way clutch in the second fold mechanism；In third fold mechanism and the 4th fold mechanism
The installation direction of one-way clutch is identical；The installation direction phase of first fold mechanism and the one-way clutch in third fold mechanism
Instead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810842468.3A CN108945039B (en) | 2018-07-27 | 2018-07-27 | A kind of overturning-preventing shelf improving support strength |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810842468.3A CN108945039B (en) | 2018-07-27 | 2018-07-27 | A kind of overturning-preventing shelf improving support strength |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108945039A true CN108945039A (en) | 2018-12-07 |
| CN108945039B CN108945039B (en) | 2019-12-03 |
Family
ID=64465923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810842468.3A Active CN108945039B (en) | 2018-07-27 | 2018-07-27 | A kind of overturning-preventing shelf improving support strength |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108945039B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111038557A (en) * | 2019-12-03 | 2020-04-21 | 国网河南省电力公司鹤壁供电公司 | Multifunctional foldable test vehicle |
| CN111838986A (en) * | 2020-07-27 | 2020-10-30 | 岳阳经济技术开发区弘发物流有限公司 | Multifunctional storage goods shelf |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140034594A1 (en) * | 2007-04-16 | 2014-02-06 | Adco Industries-Technologies, L.P. | Supporting Consumer Products |
| CN104057982A (en) * | 2014-06-12 | 2014-09-24 | 上海成希工贸有限公司 | Telescopic type flat-plate cart |
| CN204048930U (en) * | 2014-09-02 | 2014-12-31 | 河南重工起重机集团有限公司 | The adjustable Display Rack of a kind of monkey span |
| CN205311659U (en) * | 2016-01-11 | 2016-06-15 | 中国人民解放军军事交通学院 | Liftable and slope handcart |
-
2018
- 2018-07-27 CN CN201810842468.3A patent/CN108945039B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20140034594A1 (en) * | 2007-04-16 | 2014-02-06 | Adco Industries-Technologies, L.P. | Supporting Consumer Products |
| CN104057982A (en) * | 2014-06-12 | 2014-09-24 | 上海成希工贸有限公司 | Telescopic type flat-plate cart |
| CN204048930U (en) * | 2014-09-02 | 2014-12-31 | 河南重工起重机集团有限公司 | The adjustable Display Rack of a kind of monkey span |
| CN205311659U (en) * | 2016-01-11 | 2016-06-15 | 中国人民解放军军事交通学院 | Liftable and slope handcart |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111038557A (en) * | 2019-12-03 | 2020-04-21 | 国网河南省电力公司鹤壁供电公司 | Multifunctional foldable test vehicle |
| CN111838986A (en) * | 2020-07-27 | 2020-10-30 | 岳阳经济技术开发区弘发物流有限公司 | Multifunctional storage goods shelf |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108945039B (en) | 2019-12-03 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108945039B (en) | A kind of overturning-preventing shelf improving support strength | |
| CN108903323A (en) | A kind of shelf for automatically adjusting base width and support strength can be improved | |
| CN102734614A (en) | Folding display support frame | |
| CN108968544A (en) | A kind of quotient is super to use stereo article sale displaying frame | |
| CN108275181A (en) | A kind of foldable multifunctional cart | |
| CN203789547U (en) | Foldable bedrail | |
| CN109770600B (en) | Collapsible padauk leisure chaise longue | |
| CN209379684U (en) | A kind of double-throw charging tray of wire rod wire drawing machine | |
| CN217430348U (en) | Can fold helping hand shallow of packing transportation of being convenient for many times | |
| CN215650300U (en) | New material article show shelf that new material technology exhibition was used | |
| CN103115231A (en) | Screen support frame | |
| JPH041371A (en) | Automatic chair erecting collapsing device for expansion type stepped stand | |
| CN108887954A (en) | A kind of chassis and the adjustable shelf of stabilizer blade | |
| CN108851663A (en) | A kind of adjustable shelf of chassis width | |
| CN106697030A (en) | Shopping basket capable of being transformed and combined into shopping cart | |
| CN102599736A (en) | Multifunctional magic type modular furniture and using method thereof | |
| CN208582243U (en) | Foldable burn/roast stove | |
| CN207211922U (en) | Multifunction remote-control children's play tent | |
| CN202554816U (en) | Running machine convenient to fold up | |
| CN204580631U (en) | A kind of Collapsible dining chair for children | |
| CN209528619U (en) | A kind of folding storage structure for children dinning chair | |
| CN219680077U (en) | Multilayer mounting-free folding fruit and vegetable storage rack | |
| CN220343834U (en) | Outdoor folding basket | |
| CN209392716U (en) | A kind of double doll machine easy to remove | |
| CN205197555U (en) | Seventy percent discount iron frame bed |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20191029 Address after: 225000 Jiangsu city of Yangzhou Province Hangzhou Samsung Industrial Park Road Applicant after: Yangzhou Hangzhou toiletries industry Investment Co. Address before: 518000 Guangdong, Shenzhen, Luohu District, Dongmen street, 123 Shennan Road, Shenzhen, department store building, east side, 1-B02 Applicant before: Shenzhen Fulai Technology Co., Ltd. |
|
| TA01 | Transfer of patent application right | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200722 Address after: No. 49, Hangfu street, Hangji Town, Yangzhou City, Jiangsu Province 225000 Patentee after: Yangzhou hang Ji Industrial Park Economic Development Co.,Ltd. Address before: 225000 Jiangsu city of Yangzhou Province Hangzhou Samsung Industrial Park Road Patentee before: YANGZHOU HANGJI PERSONAL HYGIENE PRODUCTS INDUSTRY INVESTMENT Co.,Ltd. |
|
| TR01 | Transfer of patent right |