A kind of logistics tray
Technical field
The invention belongs to logistics equipment technical fields, are related to a kind of logistics tray.
Background technique
Logistics tray is the medium for making static cargo be changed into dynamic cargo, a kind of loading platform, and is movable
Platform, or perhaps moveable ground are just stood even if putting it on the ground the cargo for losing flexibility once loading onto logistics tray
Activity is obtained, flexible floating stock is become, because of the cargo on the logistics tray, at any time all in can
To be transferred in the preparation state of movement, the biggish cargo of weight is commonly held on logistics supporting plate, during transportation directly
It is transferred in boxcar by fork truck, however the vanning of boxcar is particularly important, the vanning of rational and orderly can be improved vehicle
The useful load in compartment, and there may be irregular shapes for the cargo on logistics tray, therefore in order to make full use of boxcar sometimes
Need to rotate the direction of cargo, but since weight is larger after logistics tray is placed into boxcar, rotate cargo or
Logistics tray is more laborious and difficult, and Chinese patent application (application number: 201721769417.X) is used for the rotation of logistics thus
Formula pallet, including pedestal, the left surface of the pedestal are provided with fixing lock, and the upper surface of the pedestal is provided with lower cover plate, institute
The upper surface for stating lower cover plate is provided with roller, and the upper surface of the roller is provided with upper cover plate, among the upper surface of the pedestal
Main shaft is provided at position;Original pallet is transformed into and is made of pedestal and support board two parts, and utilizes main shaft will
Pedestal is fixedly connected with support board, while in order to enable support board plate face holding level in rotation, also sets on the outside of main shaft
It is equipped with upper cover plate and lower cover plate, is connected between upper cover plate and lower cover plate by roller rolls, is guaranteeing not interfere support board to rotate
Under the premise of, play the role of support to support board, while the surrounding of support board being provided with side baffle and positive baffle, utilizes bolt
Button side baffle is fixedly connected with positive baffle, object is trapped among centre, prevent when moving object fall, the support board of the pallet
It can be with respect to base rotation, but in order to which support board rotary resistance is small, between support board downside and pedestal upper side have always
Gap, i.e. support board are supported by roller always, this make support board and pedestal and be and roller against position stress, by
Power area is small, and pressure is big, and support board and pedestal are easy to go out to damage in the long-term use, and support board and pedestal are by solid
What lock was circumferentially locked, however the goods weight on pallet is huge, is tilted over during transport is jolted, or even in compartment
Support board will receive biggish circumferential steering force in journey, and it is poor to carry out locking stability by fixing lock, and is used for a long time and is also easy
It damages.
Summary of the invention
The purpose of the present invention is there is the above problem in view of the prior art, a kind of logistics tray, this logistics support are proposed
Disk adjust cargo towards when it is more convenient laborsaving, and after being adjusted in place guarantee cargo stability.
Object of the invention can be realized by the following technical scheme: a kind of logistics tray, including upper plate and lower plate,
The upper plate is located at the top of lower plate, and upper plate and lower plate are rotatablely connected, which is characterized in that the upper plate can
Oscilaltion, and can be resisted against on lower plate upper side when upper plate decline, it is circumferentially opened up on the lower plate upper side
There is the guide groove of annular, several mounting grooves is circumferentially offered on the bottom surface of the guide groove, and several mounting grooves are circumferentially uniformly distributed, institute
It states vertically to slide in mounting groove and is provided with tray, ball is equipped in the mounting groove, and ball is located above tray, when
The upper side of tray can be flushed with the bottom surface of guide groove when the tray rises, and ball can be rolled to guide groove, institute
State circumferentially offered on the downside of upper plate it is several when tray rise when for ball top against limiting slot, and work as upper disk
Body downside and lower plate upper side fit against when limit groove bottom to guiding groove bottom maximum distance less than ball
Outer diameter is additionally provided with the operating mechanism for being able to drive several tray synchronization liftings on the lower plate.
Cargo is placed on upper plate, and the downside of upper plate and the upper side of lower plate fit under the weight of cargo
It compresses, so that cargo keeps stablizing, tray is in decline state at this time, and ball is located in mounting groove and the limiting slot with upper plate
Separation, when need to adjust cargo towards when make tray is synchronous to rise by operating mechanism, ball gradually with limit groove groove wall
Lean and jack upper plate upwards, until the upper side of tray is flushed with the bottom surface of guide groove, at this time upper plate downside with
Form gap between lower plate upper side, limiting slot can be rolled with ball along guide groove when upper rotatory plate body, until ball
It rolls to corresponding mounting groove, then by operating mechanism tray is declined with ball, until upper plate downside weight
Newly be bonded and compress with lower plate upper side, to realize the direction adjustment of cargo, due in rotation process upper plate by several
Ball is supported, and gap is formed between upper plate and lower plate, and rolling friction of the ball in guide groove is smaller, so that cargo
Rotation it is more convenient laborsaving, and upper plate downside can be bonded and be pressed on lower plate upper side after adjustment, make
Cargo is obtained to keep stablizing.
In above-mentioned logistics tray, several locating slots are offered on the upper side of the lower plate, several locating slots
It is circumferentially uniformly distributed around guide groove, there are several locating convex blocks corresponding with locating slot, and work as on the downside of the upper plate
The downside of upper plate and the upper side of lower plate when leaning several locating convex blocks be plugged in several locating slots respectively, work as institute
It is opposite with the ball in mounting groove to state the limiting slot of upper plate when locating convex block is plugged in locating slot.I.e. when locating convex block grafting
It is located in ball when in locating slot upper plate being declined to be necessarily located in mounting groove, so that upper plate lifting is suitable
Freely, while in upper plate decline post-positioning block upper plate can be positioned, upper plate occurs during avoiding transport from jolting
Rotation in circumferential direction causes limiting slot to be staggered with ball.
In above-mentioned logistics tray, several limited posts are fixed on the bottom surface of the mounting groove vertically, several limits
The upper end end face of column is flushed with the bottom surface of guide groove, and several limited posts are circumferentially uniformly distributed, and when locating convex block is plugged on positioning
Limiting slot of several limited posts around top is arranged when in slot, and several through holes are circumferentially offered on the tray, several described
Limited post distinguishes sliding plug in several through holes, and when tray decline, tray upper side is stretched out in the upper end of limited post, and
Ball is located on the inside of several limited posts.Limited post can be oriented to the lifting of tray, while several limits when tray decline
Position column can limit ball round ball, and avoiding ball from rolling in mounting groove causes to be staggered with limiting slot, and when support
Block rise to upper side with guiding groove bottom flush when, the upper side of tray is equally flushed with the upper surface of limited post, limited post
Interference will not be generated to the rolling of ball.
It is also circumferential on the upper side of the lower plate to offer several sliding slots in above-mentioned logistics tray, several cunnings
Slot being arranged radially along guide groove, several sliding slots and several mounting grooves correspond, and the inner end of sliding slot is connected with mounting groove
Logical, sliding is provided with pushing block in the sliding slot, and the bottom of the tray has a pushing tow inclined-plane one, and pushing tow inclined-plane one is towards pushing away
The side of block tilts upwards, and the pushing block has pushing tow inclined-plane two towards one end of tray, and pushing tow inclined-plane two is towards tray
One is sloped downwardly, and when the pushing block slides radially inward, pushing tow inclined-plane two can act on pushing tow inclined-plane and push up upwards together
Plead block, offered on the pushing block it is several when pushing block slid inward for avoiding the escape groove of limited post, the manipulation machine
Structure is able to drive pushing block sliding.Operating mechanism can synchronize inside pushing tow pushing block, and pushing block can pass through two pushing tow support of pushing tow inclined-plane
The pushing tow inclined-plane one of block, so that tray rises, and pushing block can be supported on the lower section of tray when tray rises in place, and
When pushing block, which synchronizes, to be displaced outwardly, tray can be gradually reduced under the weight of cargo, until being pressed in installation groove bottom.
In above-mentioned logistics tray, the operating mechanism includes pushing tow ring, is circumferentially opened up on the lower plate upper side
There is annular groove, the annular groove and guide groove center line having the same, the outer end of several sliding slots is connected with annular groove, described
Pushing tow ring is rotatably arranged in annular groove, and above-mentioned tray and pushing block are respectively positioned on the inside of pushing tow ring, the inner peripheral surface of the pushing tow ring
Upper circumferential direction has several pushing tow protrusions, and several pushing tow protrusions and several pushing blocks correspond, and the pushing tow protrusion is in long strip
And along pushing tow ring circumferential direction setting, pushing tow protrusion one end have pushing tow inclined-plane three, and the higher one end in pushing tow inclined-plane three with
The medial surface of pushing tow protrusion is connected, and the lower one end in pushing tow inclined-plane three is connected with the inner peripheral surface of pushing tow ring, when the pushing block
Outer end tray decline and ball is separated with the limiting slot of upper plate when leaning with pushing tow ring inner peripheral surface, when pushing block outer end with
Tray rises when pushing tow protrusion medial surface leans and the upper side of tray is flushed with the bottom surface of guide groove, and the operating mechanism is also
The control lever shaft so that the inside pushing tow pushing block in pushing tow inclined-plane three is rotated including being able to drive pushing tow ring.It needs to pass through when upper rotatory plate body
Control lever shaft drives the rotation of pushing tow ring, the pushing tow inclined-plane three on pushing tow protrusion can with the outer end of pushing block against and gradually radially to
Interior pushing tow pushing block, until the outer end of pushing block is resisted against on the medial surface of pushing tow protrusion, the upper side of tray and guide groove at this time
Bottom surface flushes, and pushing tow ring is then supported pushing block, and after the direction adjustment of cargo, pushing tow is driven by control lever shaft
Ring rotates backward, so that pushing tow protrusion progressively disengages pushing block.
In above-mentioned logistics tray, several pushing tow rollers are rotatably connected on the pushing tow inclined-plane two, the pushing block
Several supporting rollers are rotatably connected on bottom surface, and several pushing tow rollers and the length direction of several supporting rollers are along pushing block
Width direction setting, the supporting roller are resisted against on sliding slot bottom surface, and when the pushing block slid inward, pushing tow roller can
Pushing tow pushing tow inclined-plane one, the outer end of the pushing block have the pushing tow inclined-plane four being adapted with pushing tow inclined-plane three, the pushing tow inclined-plane
Several vertical rollers being vertically arranged are rotatably connected on four, when pushing tow ring rotation when pushing tow inclined-plane three can pushing tow vertically roll
Column.Pushing block is resisted against on sliding slot bottom surface by supporting roller, and when pushing tow tray can be oblique by the pushing tow of pushing tow roller and tray
Face one against, the pushing tow inclined-plane three on same pushing tow protrusion is then resisted against on the vertical roller of pushing block, at this time pushing tow protrusion with push away
Between block, between pushing block and sliding slot bottom surface and be rolling friction between pushing block and tray, operation resistance, so that operation is more
Laborsaving smoothness.
In above-mentioned logistics tray, the operating mechanism further includes worm gear and worm screw, is gone back on the lower plate upper side
Rectangular channel is offered, the side of the rectangular channel is connected with annular groove, and the worm screw is rotatably connected in rectangular channel, the worm gear
On offer centre bore, above-mentioned pushing tow ring is fixed on the internal perisporium of worm gear, and the worm gear is meshed with worm screw, the lower plate
On be also provided with two through hole, the inner end of the two through hole is connected with the both ends of rectangular channel respectively, and the outer end of two mounting holes is passed through respectively
It wears to the opposite sides face of lower plate, the control lever shaft has two, and two control lever shafts rotate be plugged in two through hole respectively, and two
The inner end of control lever shaft is fixedly connected with the both ends of worm screw respectively, and the outer end of two control lever shafts offers Hexagon hole.Interior hexagonal
Hole convenient wrench is operated, and drives worm screw to rotate by rotation control lever shaft, and worm screw drives worm gear rotation, wherein worm gear and snail
Bar cooperation it is more laborsaving, and in place after can be realized it is self-locking.
In above-mentioned logistics tray, evacuation cavity is offered on the downside of the locating convex block, the evacuation is recessed
Circumferentially there is the elastic piece and limited block that strip is equipped in convex edge one, the evacuation cavity, institute on the port inner wall of chamber
It states and offers strip groove on the bottom surface of evacuation cavity, the both ends of the elastic piece are slidably connected in strip groove respectively, and elasticity
The downward arc in the middle part of piece is arched upward and is resisted against on the upper side of limited block, the upper peripheral edge of the limited block circumferentially have to
By convex edge two, it is described against convex edge two be located at evacuation cavity bottom surface and between convex edge one, the lower edge of the limited block
Angle has arc angling, and under the elastic reaction of elastic piece, when the upper plate rises and rotates, limited block can be resisted against
On lower plate upper side, abutted against on convex edge one when the locating convex block is inserted into locating slot against convex edge two, under described
Disk body is equipped with when locating convex block is inserted into locating slot at locating slot can be to locating convex block into line-locked locking piece.Positioning
Block can be located in locating slot, and locating piece can be detached from locating slot when upper plate rising, limit afterwards in place in upper plate rising
The downside of position block still is below the upper side of upper plate, and in upper plate rotation, limited block can pass through arc angling and positioning
Under trough rim angle acts on and elasticity of compression piece rises, therefore the downside of limited block is pressed on always in the rotation process of upper plate
It is simultaneously opposite on disk body upper side to slide, and limited block can be detached from the upper side of lower plate and fall into when upper plate rotate in place
In locating slot, can strike against convex edge one against convex edge two and making a sound on limited block at this time, to remind work people
Member's locating piece is aligned with locating slot, and ball also has been positioned in mounting groove, can carry out the step-down operation of upper plate, avoid
There is maloperation, and locking piece can lock locating piece when upper plate is pressed on lower plate, to avoid fork truck
When holding up upper plate, lower plate is separated with upper plate.
In above-mentioned logistics tray, the locking piece includes lockplate, the side of the locating slot with annular groove phase
Connection, for the locating convex block towards card slot is offered on the side side of annular groove, two edges of the lockplate all have hinge
Column is connect, and hinge column is hinged in positioning groove groove wall, the lockplate has fixture block, the hinge towards the side upper end of locating slot
It connects and is arranged with locking torsional spring on column, fixture block can be connected in card slot under the action of locking torsional spring, and the lockplate is towards ring
The side lower end of shape slot has bar shaped protrusion, circumferentially has several unlock protrusions, the unlock on the outer peripheral surface of the pushing tow ring
Protrusion is in long strip, and the one end for unlocking protrusion has pushing tow inclined-plane five, the higher one end in pushing tow inclined-plane five and unlock protrusion
Lateral surface be connected, lower one end is connected with pushing tow ring outer peripheral surface, when the bar shaped protrusion and pushing tow ring outer peripheral surface and
The outer end of pushing block and the inner peripheral surface of pushing tow ring lean when pushing tow inclined-plane five leans, when the outer end and pushing tow inclined-plane of the pushing block
Three and the inner peripheral surface of pushing tow protrusion bar shaped protrusion and unlock the lateral surface of protrusion and lean when leaning, and fixture block is detached from card slot.
In the card slot that fixture block when locating piece is located in locating slot on lockplate can be connected to locating piece, to be carried out to locating piece
Locking rotates pushing tow ring when needing to rise upper plate, and unlock protrusion is gradually close to bar shaped protrusion, and passes through pushing tow inclined-plane five
Come pushing tow bar shaped protrusion, until bar shaped protrusion is resisted against on the lateral surface of unlock protrusion, fixture block is detached from card slot at this time, releases to fixed
Position block locking, in the process pushing block with the inner peripheral surface of pushing tow ring against, i.e., pushing tow protrusion not yet contacted with pushing block, on
Disk body will not rise before lockplate unlocks, and continuing to rotate with pushing tow ring, unlock the lateral surface of protrusion always
With bar shaped protrusion against that is, fixture block is detached from card slot always, and pushing tow protrusion is gradually with pushing block against simultaneously pushing tow convex block, thus locking
Upper plate is made to increase under the unlocked state of plate, likewise, in pushing tow ring being also that upper plate is fallen before when rotating backward, then
Fixture block is caught in card slot, i.e., lockplate passes through pushing tow ring to the unlock of locating piece and the rising of upper plate and controls, thus
It ensure that the sequencing that lockplate unlock rises with upper plate, avoid the occurrence of and do not unlock and upper plate is forced to rise and tie
Structure damage.
In above-mentioned logistics tray, with the attachment base of plate-like on the upper plate downside, under the attachment base
End outside circumferentially has limit convex edge, and connecting hole is offered on the lower plate, and the lower end aperture of the connecting hole circumferentially has
There is recessed shoulder, the attachment base is plugged in connecting hole, and limit convex edge is located in recessed shoulder, and works as upper plate downside and lower plate
Limiting when upper side leans has gap between convex edge upper side and recessed shoulder bottom surface, be also fixed with bottom cover in the recessed shoulder.Disk
The attachment base of shape makes have stable rotation connection relationship between upper plate and lower plate, and recessed shoulder was gone up and down for upper plate
Limit convex edge is moved in journey, and the setting of bottom cover can be avoided foreign matter and have an impact to the lifting of upper plate.
Compared with prior art, this logistics tray has the advantage that
1, due in rotation process upper plate be supported by several balls, between being formed between upper plate and lower plate
Gap, rolling friction of the ball in guide groove is smaller, so that the rotation of cargo is more convenient laborsaving, and upper disk after adjustment
Body downside, which can be bonded, to be pressed on lower plate upper side, so that cargo keeps stablizing.
2, due to that can be positioned to upper plate in upper plate decline post-positioning block, upper disk during avoiding transport from jolting
The rotation in circumferential direction, which occurs, in body causes limiting slot to be staggered with ball, and locking piece can lock locating piece, to avoid
Fork truck lower plate when holding up upper plate is separated with upper plate.
3, it is controlled since lockplate passes through pushing tow ring to the unlock of locating piece and the rising of upper plate, to guarantee
The sequencing that lockplate unlock rises with upper plate is avoided the occurrence of and is not unlocked and upper plate is forced to rise and structure damage occur
Wound.
Detailed description of the invention
Fig. 1 is the schematic perspective view of logistics tray.
Fig. 2 is the schematic perspective view of lower plate.
Fig. 3 is the schematic enlarged-scale view in Fig. 2 at A.
Fig. 4 is the structure top view of logistics tray.
Fig. 5 is the structure sectional view in Fig. 4 at B-B.
Fig. 6 is the schematic enlarged-scale view in Fig. 5 at C.
Fig. 7 is partial structure sectional view when upper plate rises.
Fig. 8 is the structure top view of lower plate.
Fig. 9 is the schematic enlarged-scale view in Fig. 8 at D.
Figure 10 is the structure sectional view in Fig. 4 at E-E.
Figure 11 is the schematic enlarged-scale view in Figure 10 at F.
Figure 12 is the schematic enlarged-scale view in Fig. 2 at G.
Figure 13 is the schematic enlarged-scale view in Fig. 8 at H.
Figure 14 is the schematic perspective view of upper plate.
Figure 15 is the schematic enlarged-scale view in Figure 14 at I.
In figure, 1, upper plate;11, limiting slot;12, locating convex block;121, cavity is avoided;122, against convex edge one;123,
Strip groove;124, elastic piece;125, limited block;126, against convex edge two;127, card slot;13, attachment base;131, limit convex edge;
2, lower plate;21, guide groove;22, mounting groove;221, limited post;23, sliding slot;24, annular groove;25, rectangular channel;26, it positions
Slot;27, connecting hole;271, recessed shoulder;3, tray;31, through hole;32, pushing tow inclined-plane one;4, pushing block;41, pushing tow inclined-plane two;42,
Escape groove;43, pushing tow roller;44, supporting roller;45, pushing tow inclined-plane four;46, vertical roller;5, pushing tow ring;51, pushing tow is convex
Portion;511, pushing tow inclined-plane three;52, worm gear;53, protrusion is unlocked;531, pushing tow inclined-plane five;6, worm screw;61, control lever shaft;7, it locks
Plate;71, fixture block;72, torsional spring is locked;73, bar shaped protrusion;8, ball;9, bottom cover.
Specific embodiment
Following is a specific embodiment of the present invention in conjunction with the accompanying drawings, technical scheme of the present invention will be further described,
However, the present invention is not limited to these examples.
As shown in Figure 1, a kind of logistics tray, including upper plate 1 and lower plate 2, upper plate 1 are located at the top of lower plate 2,
And upper plate 1 and lower plate 2 are rotatablely connected, upper plate 1 can oscilaltion, and can be resisted against down when upper plate 1 declines
On 2 upper side of disk body, in conjunction with shown in Fig. 2, Fig. 3, the guide groove 21 of annular, guide groove are circumferentially offered on 2 upper side of lower plate
Several mounting grooves 22 are circumferentially offered on 21 bottom surface, and several mounting grooves 22 are circumferential uniformly distributed, vertically slide in mounting groove 22
It is dynamic to be provided with tray 3, ball 8 is equipped in mounting groove 22, and ball 8 is located at 3 top of tray, the tray 3 when tray 3 rises
Upper side can be flushed with the bottom surface of guide groove 21, and ball 8 can be rolled to guide groove 21, on the downside of upper plate 1
Circumferentially offer it is several when tray 3 rise when for 8 top of ball against limiting slot 11, and when 1 downside of upper plate under
2 upper side of disk body fit against when 11 bottom surface of limiting slot to 21 bottom surface of guide groove maximum distance be less than ball 8 outer diameter, under
The operating mechanism for being able to drive several 3 synchronization liftings of tray is additionally provided on disk body 2.In conjunction with shown in Fig. 4, Fig. 5, Fig. 6, Fig. 7, cargo
It being placed on upper plate 1, the upper side of the downside of upper plate 1 and lower plate 2, which fits, under the weight of cargo compresses, so that
Cargo keeps stablizing, and tray 3 is in decline state at this time, and ball 8 is located in mounting groove 22 and divides with the limiting slot of upper plate 1 11
From, when need to adjust cargo towards when make tray 3 is synchronous to rise by operating mechanism, ball 8 gradually with 11 slot of limiting slot
Wall leans and jacks upper plate 1 upwards, until the upper side of tray 3 is flushed with the bottom surface of guide groove 21, at this time under upper plate 1
Form gap between 2 upper side of side and lower plate, limiting slot 11 can be with ball 8 along guide groove 21 when upper rotatory plate body 1
It rolls, until then declining tray 3 with ball 8 by operating mechanism in the rolling to corresponding mounting groove 22 of ball 8,
It is compressed until 1 downside of upper plate is bonded with 2 upper side of lower plate again, so that the direction adjustment of cargo is realized, due to rotation
Upper plate 1 is supported by several balls 8 in the process, gap is formed between upper plate 1 and lower plate 2, ball 8 is in guide groove
Rolling friction in 21 is smaller, so that the rotation of cargo is more convenient laborsaving, and 1 downside of upper plate can after adjustment
Fitting is pressed on 2 upper side of lower plate, so that cargo keeps stablizing.
Several limited posts 221 are fixed on the bottom surface of mounting groove 22 vertically, the upper end end face of several limited posts 221 with lead
It is flushed to the bottom surface of slot 21, several limited posts 221 are circumferential uniformly distributed, and several limits when locating convex block 12 is plugged in locating slot 26
Limiting slot 11 of the position column 221 around top is arranged, and several through holes 31 are circumferentially offered on tray 3, and several limited posts 221 are distinguished
Sliding plug is in several through holes 31, and when tray 3 declines, 3 upper side of tray, and ball are stretched out in the upper end of limited post 221
8 are located at several 221 insides of limited post, and limited post 221 can be oriented to the lifting of tray 3, if while when tray 3 declines
Dry limited post 221 can limit ball 8 round ball 8, and avoiding ball 8 from rolling in mounting groove 22 causes and limit
Slot 11 is staggered, and when tray 3 rises to upper side and flushes with 21 bottom surface of guide groove, and the upper side of tray 3 is equally and limited post
221 upper surface flushes, and limited post 221 will not generate interference to the rolling of ball 8.It is also circumferential on the upper side of lower plate 2 to open
Equipped with several sliding slots 23, several sliding slots 23 being arranged radially along guide groove 21, several sliding slots 23 and several mounting grooves 22 1
One is corresponding, and the inner end of sliding slot 23 is connected with mounting groove 22, and sliding is provided with pushing block 4, the bottom tool of tray 3 in sliding slot 23
There is pushing tow inclined-plane 1, and pushing tow inclined-plane 1 tilts upwards towards the side of pushing block 4, one end of pushing block 4 towards tray 3 has
Pushing tow inclined-plane 2 41, and pushing tow inclined-plane 2 41 is sloped downwardly towards the one of tray 3, is pushed up when pushing block 4 slides radially inward
Pushing away inclined-plane 2 41 can act on pushing tow inclined-plane 1 and upwards pushing tow tray 3, offer on pushing block 4 several when pushing block 4 is inside
When sliding for avoid 42 operating mechanism of escape groove of limited post 221 be able to drive pushing block 4 slide, operating mechanism can synchronize to
Interior pushing tow pushing block 4, pushing block 4 can be by the pushing tow inclined-planes 1 of 2 41 pushing tow tray 3 of pushing tow inclined-plane, so that on tray 3
It rises, and pushing block 4 can be supported on the lower section of tray 3 when tray 3 rises in place, and the tray 3 when pushing block 4 is synchronized and is displaced outwardly
It can be gradually reduced under the weight of cargo, until being pressed on 22 bottom surface of mounting groove.
In conjunction with shown in Fig. 8, Fig. 9, operating mechanism includes pushing tow ring 5, circumferentially offers annular groove on 2 upper side of lower plate
24, the annular groove 24 and the center line having the same of guide groove 21, the outer end of several sliding slots 23 are connected with annular groove 24, push up
Throw-out collar 5 is rotatably arranged in annular groove 24, and tray 3 and pushing block 4 are respectively positioned on the inside of pushing tow ring 5, inner peripheral surface last week of pushing tow ring 5
To with several pushing tow protrusions 51, several pushing tow protrusions 51 and several pushing blocks 4 one-to-one correspondence, pushing tow protrusion 51 are in long strip simultaneously
Along the circumferential direction setting of pushing tow ring 5, there is pushing tow inclined-plane 3 511 in one end of pushing tow protrusion 51, and pushing tow inclined-plane 3 511 is higher
One end is connected with the medial surface of pushing tow protrusion 51, and the lower one end in pushing tow inclined-plane 3 511 is connected with the inner peripheral surface of pushing tow ring 5
It connects, when the outer end of pushing block 4 leans with 5 inner peripheral surface of pushing tow ring, tray 3 declines and ball 8 and the limiting slot 11 of upper plate 1 divide
From the upper side and guide groove 21 of the rising of tray 3 and tray 3 when the outer end of pushing block 4 leans with 51 medial surface of pushing tow protrusion
Bottom surface flush, operating mechanism further include be able to drive pushing tow ring 5 rotation so that the inside pushing tow pushing block 4 in pushing tow inclined-plane 3 511
Control lever shaft 61 needs to drive pushing tow ring 5 to rotate by control lever shaft 61 when upper rotatory plate body 1, the pushing tow inclined-plane on pushing tow protrusion 51
3 511 can with the outer end of pushing block 4 against and gradually pushing tow pushing block 4 radially inward, until the outer end of pushing block 4 is resisted against pushing tow
On the medial surface of protrusion 51, the upper side of tray 3 is flushed with the bottom surface of guide groove 21 at this time, and pushing tow ring 5 then carries out pushing block 4
Support, and after the direction adjustment of cargo, drive pushing tow ring 5 to rotate backward by control lever shaft 61, so that pushing tow is convex
Portion 51 progressively disengages pushing block 4.Several pushing tow rollers 43, the company of rotation on the bottom surface of pushing block 4 are rotatably connected on pushing tow inclined-plane 2 41
Several supporting rollers 44 are connected to, and several pushing tow rollers 43 and the length direction of several supporting rollers 44 are along the width of pushing block 4
Direction setting, supporting roller 44 are resisted against on 23 bottom surface of sliding slot, and when 4 slid inward of pushing block, pushing tow roller 43 being capable of pushing tow top
Push away inclined-plane 1, the outer end of pushing block 4 has a pushing tow inclined-plane 4 45 being adapted with pushing tow inclined-plane 3 511, on pushing tow inclined-plane 4 45
Be rotatably connected to several vertical rollers 46 being vertically arranged, when pushing tow ring 5 rotate when pushing tow inclined-plane 3 511 can pushing tow it is vertical
Roller 46, pushing block 4 are resisted against on 23 bottom surface of sliding slot by supporting roller 44, when pushing tow tray 3 can by pushing tow roller 43 with
The pushing tow inclined-plane 1 of tray 3 is against 3 511, pushing tow inclined-plane on same pushing tow protrusion 51 is resisted against the vertical rolling of pushing block 4
On column 46, between pushing tow protrusion 51 and pushing block 4, between 23 bottom surface of pushing block 4 and sliding slot and between pushing block 4 and tray 3 at this time
For rolling friction, operation resistance, so that operating more laborsaving smoothness.Operating mechanism further includes worm gear 52 and worm screw 6, the lower wall
It is also provided with rectangular channel 25 on 2 upper side of body, the side of the rectangular channel 25 is connected with annular groove 24, and the rotation of worm screw 6 connects
It connects in rectangular channel 25, centre bore is offered on worm gear 52, above-mentioned pushing tow ring 5 is fixed on the internal perisporium of worm gear 52, worm gear 52
It is meshed with worm screw 6, is also provided with two through hole on lower plate 2, the inner end of the two through hole is connected with the both ends of rectangular channel 25 respectively
Logical, the outer end of two mounting holes is extended through to the opposite sides face of lower plate 2, and control lever shaft 61 has two, and two control lever shafts 61
Rotation is plugged in two through hole respectively, and both ends of the inner end of two control lever shafts 61 respectively with worm screw 6 are fixedly connected with, outside two control lever shafts 61
End offers Hexagon hole, and Hexagon hole convenient wrench is operated, and worm screw 6 is driven to rotate by rotation control lever shaft 61,
Worm screw 6 drive worm gear 52 rotate, wherein worm gear 52 cooperates more laborsaving with worm screw 6, and in place after can be realized it is self-locking.
In conjunction with shown in Figure 10, Figure 11, several locating slots 26 are offered on the upper side of lower plate 2, several locating slots 26
It is circumferential uniformly distributed around guide groove 21, there are several locating convex blocks 12 corresponding with locating slot 26 on the downside of upper plate 1, and
When the upper side of the downside of upper plate 1 and lower plate 2 leans, several locating convex blocks 12 are plugged on several locating slots respectively
In 26, the ball 8 when locating convex block 12 is plugged in locating slot 26 in the limiting slot 11 of upper plate 1 and mounting groove 22 is opposite,
I.e. when 12 grafting of locating convex block, which is located in, enables upper plate 1 to decline in locating slot 26, ball 8 is necessarily located at mounting groove 22
It is interior so that upper plate 1 go up and down it is smooth, while upper plate 1 decline post-positioning block upper plate 1 can be positioned, keep away
Exempting from the rotation that upper plate 1 occurs in circumferential direction during transport is jolted causes limiting slot 11 to be staggered with ball 8.Under locating convex block 12
Evacuation cavity 121 is offered on side, avoiding on the port inner wall of cavity 121 circumferentially has against convex edge 1, avoids recessed
It is equipped with the elastic piece 124 and limited block 125 of strip in chamber 121, avoids and offers strip groove 123, bullet on the bottom surface of cavity 121
The both ends of property piece 124 are slidably connected at respectively in strip groove 123, and the downward arc in middle part of elastic piece 124 arches upward and is resisted against
On the upper side of limited block 125, the upper peripheral edge of limited block 125 circumferentially has against convex edge 2 126, against convex edge 2 126
Positioned at the bottom surface of evacuation cavity 121 and between convex edge 1, the lower part corner of limited block 125 has arc angling, in bullet
Property piece 124 elastic reaction under, when upper plate 1 rises and limited block 125 can be resisted against on 2 upper side of lower plate when rotating,
It is abutted against on convex edge 1 when locating convex block 12 is inserted into locating slot 26 against convex edge 2 126, lower plate 2 is in locating slot
Being equipped at 26 when locating convex block 12 is inserted into locating slot 26 can be to locating convex block 12 into line-locked locking piece, locating piece energy
It is enough located in locating slot 26, and locating piece can be detached from locating slot 26 when the rising of upper plate 1, after upper plate 1 rises in place
The downside of limited block 125 still is below the upper side of upper plate 1, and when upper plate 1 rotates, limited block 125 can pass through arc
Chamfering and 26 corner of locating slot act on and elasticity of compression piece 124 rises, therefore the limited block 125 in the rotation process of upper plate 1
Downside be pressed on 2 upper side of lower plate always and it is opposite slide, and 125 energy of limited block when upper plate 1 rotate in place
It is enough detached from the upper side of lower plate 2 and falls into locating slot 26, at this time can be hit against convex edge 2 126 on limited block 125
It is made a sound against convex edge 1, so that staff's locating piece be reminded to be aligned with locating slot 26, ball 8 is also
In mounting groove 22, the step-down operation of upper plate 1 can be carried out, maloperation is avoided the occurrence of, and be pressed on lower wall in upper plate 1
Locking piece can lock locating piece when on body 2, to avoid fork truck lower plate 2 and upper disk when holding up upper plate 1
Body 1 separates.In conjunction with shown in Figure 12 to Figure 15, locking piece includes lockplate 7, and the side of locating slot 26 is connected with annular groove 24
Logical, towards card slot 127 is offered on the side side of annular groove 24, two edges of lockplate 7 all have hingedly locating convex block 12
Column, and hinge column is hinged on 26 cell wall of locating slot, lockplate 7 has fixture block 71 towards the side upper end of locating slot 26, hingedly
Locking torsional spring 72 is arranged on column, fixture block 71 can be connected in card slot 127 under the action of locking torsional spring 72,7 court of lockplate
There is bar shaped protrusion 73 to the side lower end of annular groove 24, circumferentially there is several unlock protrusions 53, solution on the outer peripheral surface of pushing tow ring 5
Lock protrusion 53 is in long strip, and the one end for unlocking protrusion 53 has pushing tow inclined-plane 5 531, the pushing tow inclined-plane 5 531 higher one
It holds and is connected with the lateral surface of unlock protrusion 53, lower one end is connected with 5 outer peripheral surface of pushing tow ring, when bar shaped protrusion 73 and top
The outer end of pushing block 4 and the inner peripheral surface of pushing tow ring 5 lean when 5 outer peripheral surface of throw-out collar and pushing tow inclined-plane 5 531 lean, when pushing block 4
Outer end and the inner peripheral surface of pushing tow inclined-plane 3 511 and pushing tow protrusion 51 bar shaped protrusion 73 and unlock protrusion 53 when leaning outside
Face leans, and fixture block 71 is detached from card slot 127, and the fixture block 71 when locating piece is located in locating slot 26 on lockplate 7 can block
It connects in the card slot 127 of locating piece, to lock to locating piece, pushing tow ring 5, solution is rotated when needing to rise upper plate 1
It is gradually close to bar shaped protrusion 73 to lock protrusion 53, and by pushing tow inclined-plane 5 531 come pushing tow bar shaped protrusion 73, until bar shaped protrusion
73 are resisted against on the lateral surface of unlock protrusion 53, and fixture block 71 is detached from card slot 127 at this time, release the locking to locating piece, herein mistake
Pushing block 4 is with the inner peripheral surface of pushing tow ring 5 against that is, pushing tow protrusion 51 is contacted with pushing block 4 not yet, and upper plate 1 will not be in journey
Lockplate 7 rises before unlocking, and continuing to rotate with pushing tow ring 5, unlock the lateral surface of protrusion 53 always with bar shaped
Protrusion 73 against, i.e. fixture block 71 is detached from card slot 127 always, pushing tow protrusion 51 gradually with pushing block 4 against and pushing tow convex block, thus
Make upper plate 1 increase under the unlocked state of lockplate 7, likewise, pushing tow ring 5 be also when rotating backward upper plate 1 first
Decline, then fixture block 71 is caught in card slot 127, i.e., lockplate 7 passes through pushing tow to the unlock of locating piece and the rising of upper plate 1
Ring 5 is controlled, to ensure that the sequencing that the unlock of lockplate 7 rises with upper plate 1, is avoided the occurrence of and is not unlocked and upper disk
Body 1 is forced to rise and structural damage occur.With the attachment base 13 of plate-like on 1 downside of upper plate, outside the lower end of attachment base 13
Circumferentially there is limit convex connecting hole 27 is offered along 131, lower plate 2 at edge, and the lower end aperture of connecting hole 27 circumferentially has recessed
Shoulder 271, attachment base 13 are plugged in connecting hole 27, and limit convex along 131 be located at recessed shoulder 271 in, and when 1 downside of upper plate with
Limiting when 2 upper side of lower plate leans has gap between 131 upper side of convex edge and 271 bottom surface of recessed shoulder, also solid in recessed shoulder 271
It is connected with bottom cover 9, the attachment base 13 of plate-like makes have stable rotation connection relationship between upper plate 1 and lower plate 2, and recessed shoulder
271 move for limit convex in 1 lifting process of upper plate along 131, and the setting of bottom cover 9 can be avoided foreign matter to upper plate 1
Lifting has an impact.