The water receiving component that a kind of straight line stretches
Technical field
The present invention relates to urban infrastructure, and in particular to the design of city water storage and drainage equipment.
Background technology
Water storage container is used to accept rainwater very unexpectedly, and water storage container open top is excessive, although can hold in large area
Rainwater is connect, but, the debris in air are also easily accessible water storage container, pollution water-retention source.If water storage container open top is too small,
Then water storage container water-retention is less efficient.
The content of the invention
Technical problem solved by the invention:While how improving water storage container collection rainwater speed, prevent debris from entering
Enter water storage container.
To solve above-mentioned technical problem, the present invention provides following technical scheme:The water receiving component that a kind of straight line stretches, including
Substrate, the inside edge of substrate are installed on the rotary shaft, and rotary shaft connection rotary components, rotary components are arranged on water storage container
On the wall of side;The substrate is provided with stretching board, and the side wall of substrate is provided with friction pulley, and friction pulley is connect with the bottom surface friction of stretching board
Touch, friction wheel drive stretching board is overhanging along substrate;The outer ledge of substrate is provided with portal frame, and the height of portal frame is stretched equal to one piece
The thickness of panel.
By above-mentioned technical proposal, when raining, rotary components drive rotary shaft rotation, outside of the substrate to water storage container side wall
Upset, meanwhile, stretching board orders about stretching board under the driving of friction pulley along substrate overhanging (equivalent to the length of substrate),
Rainwater falls in inclined stretching board and substrate, and the water inlet on the wall of water storage container side, Jing are flowed under stretching board and substrate
Water inlet, rainwater enter water storage container.Wherein, no longer act in friction pulley through portal frame along the overhanging stretching board of substrate
During stretching board, the medial extremity (i.e. tail end) for stretching out the stretching board of substrate is stuck in portal frame, to avoid stretching board from taking off from substrate
Fall.
When not raining, rotary components drive substrate to reversely rotate by rotary shaft, meanwhile, stretching board retraction substrate.Finally,
Baseplate-laminating is on the side wall of water storage container, and blocks the water inlet on the wall of water storage container side.
By above-mentioned technical proposal, the top of water storage container is salable, i.e. when not raining, water storage container can be at totally-enclosed
State, when rainy, substrate turns up to accept from day the rainwater for declining.
The top board of portal frame is provided with row's resilient plunger, and the elastic tip of resilient plunger is downwardly projected the bottom of portal frame top board
Face, stretches into the top surface of stretching board of portal frame by resilient plunger elasticity top pressure.
More than two pieces stretching boards are superimposed with substrate, the limited plate in side of stretching board is spacing, and limiting plate is located in substrate
Near side edges;The sidepiece of stretching board projects the side wall of substrate, and friction pulley is rubbed with the bottom surface of a folded stretching board bottommost stretching board
Wipe contact;The quantity of the friction pulley is two, and two friction pulleys are connected by belt, and two friction pulleys are respectively the first friction
Wheel and the second friction pulley, compare the second friction pulley, the first friction pulley closer to limiting plate, between the second friction pulley and limiting plate
Distance is equal to the length of the distance between the length of one piece of stretching board, two friction pulleys equal to or less than one piece of stretching board;It is described
The front end face of stretching board is provided with inserted block, and jack is opened up on the rear end face of stretching board, and the size of inserted block is matched with the size of jack.
Substrate is in upright state, and a limited plate of folded stretching board is spacing.As substrate turns up, two friction pulley actions,
First friction pulley folds stretching board bottommost stretching board to driving front one, and the second friction pulley accepts the institute come by the transmission of the first friction pulley
Bottommost stretching board is stated, and which is conveyed forward.Now, the stretching board above bottommost stretching board described in a folded stretching board (sets
For the second stretching board) across on substrate and the bottommost stretching board, (second stretching board one end is pressed on substrate, and the other end is pressed in
In the bottommost stretching board), the second stretching board is contactless with the first friction pulley.When the second friction pulley is stretched with the bottommost
When plate will be disengaged when critical state (i.e. in), it is long that the stretching board of the bottommost has run a stretching board along substrate
The distance of degree.As the bottommost stretching board has run the distance of a stretching board length along substrate, therefore, the second stretching board
Fall on substrate completely, contact with the first friction pulley, first the second stretching board of friction wheel drive moves ahead, in the second stretching board
Inserted block is inserted in the jack of above-mentioned bottommost stretching board, and the second stretching board together stretches out base with above-mentioned bottommost stretching board
Plate, with the length of expansion substrate.
In the way of above-mentioned second stretching board and above-mentioned bottommost stretching board stretch out substrate, a folded stretching board block-by-block stretches out base
Plate.Final position after overturning outside the substrate warp-wise is still inclined.
Annular groove, the first friction pulley of connection and the second friction are opened up on the periphery of the first friction pulley and the second friction pulley
The belt of wheel is embedded in the annular groove of the first friction pulley and the second friction pulley.
First friction pulley is coaxially arranged with drive pulley, and drive pulley is connected with transfer belt wheel by transmission belt, in
Turn belt wheel to be arranged on drive component.Drive component drives first by driving transfer band wheel drive drive pulley, drive pulley
Friction pulley.
The substrate is provided with gib block, and the gathering sill matched with gib block size is opened up on the bottom surface of stretching board;Stretch
The second gib block is set on the top surface of plate, the size of the second gib block is matched with the size of gathering sill.On substrate in a folded stretching board,
The gathering sill of the stretching board of bottommost is coordinated with the gib block on substrate.After bottommost stretching board is pushed out substrate, fall
Gathering sill in the second stretching board on substrate is departed from the second gib block of bottommost stretching board and is matched somebody with somebody with the gib block on substrate
Close.
The rotary components include that rotating seat, fixation are set in the brake disc and second gear of rotating seat periphery;
Rotary components are configured with latch components, and the latch components include the basal disc being fixedly installed in housing, are arranged on
A pair of brake(-holder) blocks, the solution lock slide being slidably arranged on basal disc on basal disc;The pair of brake(-holder) block is symmetrical set in system
The periphery of Moving plate, one end of a pair of brake(-holder) blocks are hinged and other end elastic connection;Solution lock slide is provided with and slides bar for a pair, a pair
One end of brake(-holder) block elastic connection opens up a pair of slide slots, and in bending, a pair of slide slots are symmetrical set slide slot, a pair
Slide bar to be slidably fitted in a pair of slide slots;
The drive component includes being driven and the annulus of rotation by driving means, and the centrage of annulus rotation deviates rotating seat
The centrage of rotation, the medial wall of annulus are provided with tooth section and unlocked state, and unlocked state includes a trip lever, and the unblock is slided
Block opens up the gathering sill of S-shaped, and the annulus of rotation can order about trip lever and slip into gathering sill, and the trip lever slided in gathering sill can drive
Solution lock slide is made to basal disc center translation, when trip lever starts to order about solution lock slide to basal disc center translation, second gear with
Tooth section starts engagement, and when trip lever departs to be contacted with gathering sill, solution lock slide resets and second gear is disengaged with tooth section;
The rotary shaft is linked with rotating seat, and the rotation centerline of rotary shaft is overlapped with the rotation centerline of annulus;
The transfer belt wheel is set on the outer circumference surface of annulus.
Above-mentioned drive component, rotary components, latch components constitute drive mechanism.
By the above-mentioned explanation to drive mechanism, the operation principle of the drive mechanism is as follows:
First, the driving means in drive mechanism drive annulus rotation, annulus to drive tooth section thereon and unlocked state rotation
Turn.
Second, when the trip lever being fixedly installed on annulus is slipped in gathering sill and orders about center of the solution lock slide to basal disc
During translation, a pair on solution lock slide are slided bar and are translated in a pair of slide slots in man-to-man mode, as slide slot is in curved
Folding shape, therefore, sliding bar for a pair and can order about one end of a pair of brake(-holder) block elastic connections and open to the translation of basal disc central line, such as
This, rotating seat is changed into rotatable state by the initial state by a pair of brake(-holder) block frictional dampinges.
3rd, rotating seat is no longer braked synchronously with a pair of brake(-holder) blocks, the tooth section on annulus medial wall, i.e. annulus medial wall
On one section of tooth, start to engage with second gear, and drive second gear and be secured to connect rotating seat rotation;Work as rotation
Seat rotation fixed angle, when such as 90 degree, tooth section is disengaged with second gear, meanwhile, the guiding of trip lever and solution lock slide
Groove is disengaged, due to gathering sill it is S-shaped, therefore, when trip lever and gathering sill are disengaged, solution lock slide resets, a pair of cunnings
Row bar resets therewith, and one end of a pair of brake(-holder) block elastic connections also resets therewith, a pair of brake(-holder) blocks frictional damping brake disc again,
And then braking rotating seat.
4th, rotating seat often rotates fixed angle, that is, axle rotation fixed angle is rotated, and rotary shaft drives substrate rotation
Fixed angle, substrate are inclined to the outside of water storage container side wall, or are progressively drawn close to water storage container side wall.
5th, while annulus drives rotating seat to rotate, ring belt disorder of internal organs turns belt wheel rotation, and transfer band wheel drive is driven
Belt wheel is rotated forward, and drive pulley drives the first friction pulley to rotate forward, or, annulus orders about the reverse rotation of transfer belt wheel, enters
And drive pulley reverse rotation is ordered about, drive pulley drives the first friction pulley to reversely rotate.A pair of friction pulleys (the first friction pulley and
Second friction pulley) rotate forward, drive stretching board overhanging, a pair of friction pulleys are reversely rotated, and order about stretching, extension sheet reset.
6th, as the rotation centerline of rotary shaft is overlapped with the rotation centerline of annulus, therefore, rotary shaft drives substrate
During outwards overturning, the drive pulley on substrate is revolved with the rotation centerline (i.e. the rotation centerline of rotary shaft) of annulus
Turn, thus, the process that substrate turns up does not affect driving of the drive component to the first friction pulley, and, drive pulley is with the rotation of annulus
Turn centrage rotation, the transfer belt wheel on annulus can accelerate to drive the first friction wheel from rotation, and then, a pair of friction pulleys are carried
Speed.
Above-mentioned " rotation centerline of rotary shaft is overlapped with the rotation centerline of annulus " is realized in the following way:The rotation
Swivel base is provided with gear one, and gear one is engaged with gear two, and gear two is installed on the rotary shaft, and rotary shaft is articulated in seal cover board
On, seal cover board is arranged on housing.By the structure design of drive mechanism, the rotation centerline of rotating seat necessarily deviates annulus
Rotation centerline, the design of said gear one and gear two can make rotary shaft rotation centerline and the annulus driven by rotating seat
Rotation centerline overlap (or the rotation centerline of referred to as rotary shaft rotation centerline and annulus is located along the same line).
In drive component, the annulus is articulated in housing, and the driving means include that fixation is set in annulus medial wall
On the 3rd gear that engages with ring gear of ring gear couple with the 3rd gear and the first motor in housing.By above stating
Bright, the rotation of the 3rd gear of the first Motor drive, the 3rd gear drive annulus to rotate by driving ring gear.
Upper flange can be designed in the both sides of the edge of the stretching board and the both sides of the edge of substrate, to avoid in stretching board and substrate
Rainwater it is excessive from both sides.
Description of the drawings
The present invention is described further below in conjunction with the accompanying drawings:
Fig. 1 is the structural representation of the water receiving component that a kind of straight line of the invention stretches;
Fig. 2 is the structural representation of substrate 20 in Fig. 1;
Fig. 3 is the structural representation of stretching board 40 in Fig. 1;
Fig. 4 is drive mechanism 60, rotary shaft 30, the combining structure schematic diagram of transfer belt wheel 51 in Fig. 1;
Fig. 5 is the structural representation after housing 600, seal cover board 601 are concealed in Fig. 4;
Fig. 6 is the structural representation of drive mechanism 60 in Fig. 5;
Fig. 7 is the combining structure schematic diagram of rotary components 61 and latch components 62 in Fig. 6;
Fig. 8 is the schematic diagram after the combinative structure of rotary components 61 and latch components 62 in Fig. 7 is cut;
Fig. 9 is the structural representation of solution lock slide 623 in Fig. 8;
Figure 10 is the structural representation of brake(-holder) block 622 in Fig. 8;
Figure 11 is the structural representation of drive component 63 in Fig. 6;
Figure 12 is the combining structure schematic diagram of the water receiving component that straight line of the present invention stretches and water storage container side wall 10;Its
In, the water receiving component that straight line stretches is in original state;
Figure 13 is structural representation of the substrate 20 under the driving of drive mechanism 60, after flipping to the outside in Figure 12;
Figure 14 continues the structural representation for overturning under the driving of drive mechanism 60, laterally for substrate 20 in Figure 13;Its
In, a folded stretching board bottommost stretching board 40 is overhanging along substrate 20, and the second stretching board above the bottommost stretching board is
Entirely fall within substrate 20;
Figure 15 is that the structure of the fully-inserted bottommost stretching board jack of inserted block 41 42 of the second stretching board in Figure 14 is shown
It is intended to;
Axonometric charts of the Figure 16 for Figure 13;
Axonometric charts of the Figure 17 for Figure 14;
Axonometric charts of the Figure 18 for Figure 15.
Symbol description in figure:
10th, the side wall of water storage container;100th, water inlet;
20th, substrate;21st, limiting plate;23rd, gib block;
30th, rotary shaft;
40th, stretching board;41st, inserted block;42nd, jack;43rd, gathering sill;44th, the second gib block;
50th, drive pulley;51st, transfer belt wheel;
60th, drive mechanism;600th, housing;601st, seal cover board;
61st, rotary components;611st, rotating seat;612nd, brake disc;613rd, second gear;
62nd, latch components;621st, basal disc;622nd, brake(-holder) block;6221st, the first adjustable spring;6222nd, location hole;623rd, solve
Lock slide;6230th, gathering sill;6231st, the first arc guide groove;6232nd, the second arc guide groove;6233rd, the 3rd arcuate guide
Groove;624th, slide bar;626th, pillar;627th, alignment pin;629th, slide slot;6291st, first straight line type slide slot;6292nd, second
Linear type slide slot;
63rd, drive component;631st, annulus;632nd, tooth section;633rd, unlocked state;6331st, trip lever;635th, ring gear;636、
3rd gear;638th, radial bars;
70th, belt;71st, the first friction pulley;72nd, the second friction pulley;
81st, gear one;82nd, gear two;
90th, portal frame;91st, resilient plunger.
Specific embodiment
Detailed description below is referring to figs. 1 to Figure 18.
The water receiving component that a kind of straight line stretches, including substrate 20, the inside edge of substrate are arranged in rotary shaft 30, rotation
Axle connects rotary components 61, and rotary components are arranged on the side wall of water storage container;The substrate is provided with stretching board 40, substrate
Side wall is provided with the bottom surface CONTACT WITH FRICTION of friction pulley, friction pulley and stretching board, and friction wheel drive stretching board is overhanging along substrate;Substrate
Outer ledge be provided with portal frame 90, the height of portal frame is equal to the thickness of one piece of stretching board.
The top board of portal frame 90 is provided with resilient plunger 91.
More than two pieces stretching boards 40 are superimposed with substrate 20, the limited plate 21 in side of stretching board is spacing, and limiting plate is located at
Substrate proximate inner edges;The sidepiece of stretching board projects the side wall of substrate, friction pulley and a folded stretching board bottommost stretching board
Bottom surface CONTACT WITH FRICTION;The quantity of the friction pulley is two, and two friction pulleys are connected by belt 70, and two friction pulleys are respectively
First friction pulley 71 and the second friction pulley 72, compare the second friction pulley, the first friction pulley closer to limiting plate, the second friction pulley with
The distance between length of the distance between the limiting plate equal to one piece of stretching board, two friction pulleys are equal to or less than one piece of stretching board
Length;The front end face of the stretching board is provided with inserted block 41, opens up jack 42 on the rear end face of stretching board, the size of inserted block with
The size matching of jack.
The substrate 20 is provided with gib block 23, and the gathering sill matched with gib block size is opened up on the bottom surface of stretching board 40
43;The second gib block 44 is set on the top surface of stretching board, the size of the second gib block is matched with the size of gathering sill.
First friction pulley 71 is coaxially arranged with drive pulley 50, and drive pulley is connected with transfer belt wheel 51 by transmission belt
Connect, transfer belt wheel is arranged on drive component 63.
The rotary components 61 include that rotating seat 611, fixation are set in the brake disc 612 and second gear of rotating seat periphery
613。
Rotary components are configured with latch components, and the latch components 62 include basal disc 621, the peace being fixedly installed in housing
A pair of the brake(-holder) blocks 622 being mounted on basal disc, the solution lock slide 623 being slidably arranged on basal disc;The pair of brake(-holder) block or so is right
Title is arranged on the periphery of brake disc, and one end of a pair of brake(-holder) blocks is hinged and other end elastic connection;Solution lock slide is provided with a pair
Slide bar 624, one end of a pair of brake(-holder) block elastic connections opens up a pair of slide slots 629, slide slot is in bending, a pair of slide slots
It is symmetrical set, slides bar and be slidably fitted in a pair of slide slots for a pair.
The drive component 63 includes being driven and the annulus 631 of rotation by driving means, and the centrage of annulus rotation deviates
The centrage of rotating seat rotation, the medial wall of annulus are provided with tooth section 632 and unlocked state 633, and unlocked state includes a unblock
Bar 6331, the solution lock slide open up the gathering sill 6230 of S-shaped, and the annulus of rotation can order about trip lever and slip into gathering sill, lead
The trip lever slided into groove can order about solution lock slide to basal disc center translation, when trip lever starts to order about solution lock slide to basal disc
During center translation, second gear starts to engage with tooth section, when trip lever departs from contact with gathering sill, solves lock slide reset and the
Two gears are disengaged with tooth section.
Above-mentioned rotary components 61, latch components 62, drive component 63 constitute drive mechanism 60.
In latch components 62, the basal disc 621 is provided with a pillar 626, and pillar is provided with swivel pin;The pair of braking
Piece 622 includes the first brake(-holder) block positioned at left side and the second brake(-holder) block positioned at right side, the left end of the first brake(-holder) block and the second system
The left end of moving plate is hinged on swivel pin, and the right-hand member of the right-hand member of the first brake(-holder) block and the second brake(-holder) block passes through the first adjustable spring bullet
Property 6221 connects;The right-hand member of the first brake(-holder) block is provided with the first fore-set, and the right-hand member of the second brake(-holder) block is provided with the second fore-set, the first fore-set
It is oppositely arranged with the second fore-set, the first fore-set and the second fore-set are located in the first adjustable spring;First brake(-holder) block and second
The equal semicircular in shape of brake(-holder) block, the first brake(-holder) block and the second brake(-holder) block surround brake disc 612.As described above, the first adjustable spring
With the trend for closing up the first brake(-holder) block and the second brake(-holder) block, and then there is stop to be somebody's turn to do for the setting of the first fore-set and the second fore-set
The effect of the trend of kind.
In latch components 62, the pair of slide slot 629 includes the first slide slot and the second slide slot, and the first slide slot is opened
The right-hand member of the first brake(-holder) block is located at, the second slide slot is opened in the right-hand member of the second brake(-holder) block, the first slide slot and the second slide slot
It is symmetrical set, wherein, the first slide slot includes first straight line type slide slot 6291 and the second straight line type slide slot for connecting
6292, angle circle between first straight line type slide slot and second straight line type slide slot is between 90 degree and 180 degree.
As described above, when solution lock slide is translated to the central line of basal disc, a pair slided in a pair of slide slots slide bar tool
Having makes the detached trend of the right-hand member of the right-hand member of the first brake(-holder) block and the second brake(-holder) block.
In latch components 62, the solution lock slide 623 is provided with a pair of alignment pins 627, and the pair of alignment pin includes a left side
Right symmetrically arranged first alignment pin and the second alignment pin, the right-hand member of first brake(-holder) block are provided with the first location hole 6222, the
The right-hand member of two brake(-holder) blocks is provided with the second location hole, when the first fore-set and the second fore-set offset, the on the solution lock slide of translation
One alignment pin and the second alignment pin correspondingly can be inserted in the first location hole and the second location hole;The pair of bar that slides includes
One slides bar and second slides bar, and first slides the top that bar is fixedly installed on the first alignment pin, and second slides bar is fixedly installed
In the top of the second alignment pin, first slides the central axis of the centrage of bar and the first alignment pin.As described above, work as solution
Locking bar promote center translation from solution lock slide to basal disc when, first slides bar translates first in the first straight line type slide slot, when
When first alignment pin and the second alignment pin depart from the first location hole and the second location hole, second slides bar just enters second straight line type
Slide slot, slides bar and opens the right-hand member of the right-hand member of the first brake(-holder) block and the second brake(-holder) block for a pair;In trip lever with annulus
Rotation and after leaving away, solution lock slide resets, and slides bar and resets therewith for a pair, and the first alignment pin and the second alignment pin are correspondingly inserted
First location hole and the second location hole, to lock a pair of brake(-holder) blocks.
In latch components 62, the first arc guide groove 6231, that the gathering sill 6230 on lock slide 623 includes connecting are solved
Two arc guide grooves 6232, the 3rd arc guide groove 6233, wherein, the arc center of circle of the second arc guide groove is located at annulus 631
Centrage on;In drive component 63, the unlocked state 633 include projection in the radial direction that is fixed on 631 medial wall of annulus,
It is fixed in radially on projection and points to the radial bars 638 in the annulus center of circle;The trip lever 6331 is arranged on the end of radial bars.
With the rotation of annulus, trip lever is first slipped into the first arc guide groove, and it is flat to the center of basal disc 621 to order about solution lock slide
Move, meanwhile, second gear 613 starts engage with tooth section 632, afterwards, trip lever enter the second arc guide groove, solve lock slide and
The distance at basal disc center keeps constant, and afterwards, trip lever enters the 3rd arc guide groove, and orders about solution lock slide to away from basal disc
The direction translation at center, when trip lever departs from three arc guide grooves, second gear is disengaged with tooth section.
As described above, on the premise of annulus rotation, when trip lever is moved in the first arc guide groove, trip lever
Solution lock slide is promoted to translate to the central line of basal disc, during trip lever is mobile in the first arc guide groove, first
Slide bar to translate in first straight line type slide slot first, translate in second straight line type slide slot afterwards, the first brake(-holder) block is right
End and the second brake(-holder) block right-hand member are separated from each other, and synchronously, the first alignment pin and the second alignment pin are progressively from the first location hole and the
Extract in two location holes;When trip lever is moved in the second arc guide groove, as radial direction boom end points to the center of circle of annulus
And second arc guide groove the arc center of circle be located at annulus centrage on, therefore, when trip lever is in the second arc guide groove
When mobile, solution lock slide keeps constant with the centre distance of annulus, and then, the distance for solving lock slide with basal disc center keeps not
Become, a pair of brake(-holder) blocks keep open configuration, rotate freely rotating seat;When trip lever is moved in the 3rd arc guide groove,
Trip lever promotes solution lock slide to the direction rectilinear translation away from basal disc center, and trip lever is moved in the 3rd arc guide groove
During, first slides bar is travelled in first straight line type slide slot by second straight line type slide slot, the first brake(-holder) block right-hand member and
Second brake(-holder) block right-hand member is mutually drawn close to lock brake disc, synchronously, and the first alignment pin and the second alignment pin progressively insert first
Location hole and the second location hole are locking the first brake(-holder) block and the second brake(-holder) block.In described above, when trip lever is in the first arc
When moving in gathering sill, second gear is engaged with tooth section, when trip lever departs to be contacted with the 3rd arc guide groove, second gear
Disengage with tooth section, start to contact to trip lever to depart to contact with gathering sill in trip lever and gathering sill, second gear drives
Rotating seat rotates fixed angle, such as 180 degree.
In drive component 63, the annulus 631 is articulated in housing 600, and the driving means include that fixation is set in circle
Ring gear 635, the 3rd gear 636 engaged with ring gear on ring medial wall, couple with the 3rd gear and in housing
One motor.As described above, the 3rd gear of the first Motor drive rotation, the 3rd gear drive annulus to revolve by driving ring gear
Turn.
The rotary shaft 30 is linked with rotating seat 611, and the rotation centerline of rotary shaft is overlapped with the rotation centerline of annulus.
The rotating seat 611 is provided with gear 1, and gear one is engaged with gear 2 82, and gear two is arranged in rotary shaft 30, rotation
Axle is articulated on seal cover board 601, and seal cover board is arranged on housing 600.
The transfer belt wheel 51 is set on the outer circumference surface of annulus 631.
In practical operation, drive component 63 drives rotating seat by the engagement of tooth section 632 thereon and second gear 613
611 rotations, rotating seat drive meshed gears 1 and gear 2 82 to rotate, and gear two is rotated axle 30 and rotates, rotary shaft
The outwards upset fixed angle of substrate 20 is driven, meanwhile, the transfer belt wheel 51 on drive component 63 drives the by drive pulley 50
One friction pulley 71 rotates, and the first friction pulley 71 drives the second friction pulley 72, the first friction pulley and the second friction pulley by belt 70
Driving is superimposed a folded stretching board 40 on the base plate 20 up and down and substrate 20 is stretched out in the way of tandem array, with the length of expansion substrate
Degree.With turning up for substrate 20, stretching board 40 is overhanging along substrate 20, connects rain area with expand substrate and stretching board, improves and store
The water-retention speed of water container.Above-mentioned stretching board along substrate 20 it is overhanging during, the trailer card of stretching board in portal frame 90, and
By 91 elastic pressure holding of resilient plunger, to improve stability of the stretching board on substrate.
With regard to the reset issues of rainwater catching device, technical way is as follows:In the end of substrate (away from rotary shaft
One end) both sides install clamping device and sensing element, install jacking apparatus, clamping device and jacking apparatus connection in the bottom of substrate
It is dynamic.Operation is as follows:Two pieces of adjacent stretching boards are connected by inserted block and jack, and in reset, sense element senses are arrived
The joint gap of adjacent two pieces of stretching boards, clamping device action clamp the stretching board positioned at outside, and stretching board in the inner part continues
Reset, until contacting limiting plate, now, the inserted block of above-mentioned adjacent two pieces of stretching boards and jack depart from;Afterwards, jacking apparatus jacking
Stretching board in the inner part so as to which there is between substrate gap;Afterwards, clamping device resets, and stretching board in the outer part continues multiple
Position, stretches into the gap in the inner part between stretching board and substrate, thus, stretching board in the inner part is superimposed upon the upper of stretching board in the outer part
Side.The driver element of above-mentioned clamping device can be motor-driven screw body, and gripping block is on screw mandrel;Above-mentioned jacking
Device can be motor-driven screw body, jacking block be arranged on be upward through on the screw mandrel of substrate.
Above content is only the better embodiment of the present invention, for one of ordinary skill in the art, according to the present invention
Thought, will change in specific embodiments and applications, this specification content is should not be construed as to this
Bright restriction.