CN108360829A - A kind of telescopic construction protection rack - Google Patents
A kind of telescopic construction protection rack Download PDFInfo
- Publication number
- CN108360829A CN108360829A CN201810221563.1A CN201810221563A CN108360829A CN 108360829 A CN108360829 A CN 108360829A CN 201810221563 A CN201810221563 A CN 201810221563A CN 108360829 A CN108360829 A CN 108360829A
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- Prior art keywords
- rack
- take over
- bar
- plate
- gear
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/32—Safety or protective measures for persons during the construction of buildings
- E04G21/3261—Safety-nets; Safety mattresses; Arrangements on buildings for connecting safety-lines
- E04G21/3266—Safety nets
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Transmission Devices (AREA)
Abstract
The invention discloses a kind of telescopic construction protection racks,Its structure includes expansion pedestal rack,Rack takes over circle,Rack take over ball,Rack extension bar,Support baseboard,Expandable bottom plate bolt,Fixing bolt,Expandable bottom plate,Rectangular backing plate,Gusseted side plate,Expansion pedestal rack upper end is connected with rack take over ball lower end and is in same shaft axis between the two,Rack take over ball takes over circle equipped with several racks,Rack extension bar is installed on by rack take over circle on rack take over ball,Expansion pedestal rack surrounding is connected with gusseted side plate,Expansion pedestal rack,Can rack take over ball be finely tuned by angle adjustment knob and change angle articulation,And the level height of Telescopic rotating control button fine tuning rack take over ball,There is rack take over ball in connection and deviation occurs in rack extension bar,It is not required to that the fine tuning of rack take over ball is adjusted in unscrewing bolt again to be installed,Substantially increase the installation effectiveness of rack.
Description
Technical field
The present invention is a kind of telescopic construction protection rack, belongs to construction instrument field.
Background technology
Construction refers to the production activity of engineering construction implementation phase, is the building course of all kinds of buildings, can also
It says it is various lines on design drawing, in specified place, becomes process in kind.It includes basic engineering construction, master
Body structure construction, roof construction, decorative engineering construction etc..The place of construction operation is known as " construction site " or cries "
Construction site ", also cry building site.
The space structure to be linked by node according to certain grid configuration by plurality of rods part constitutes the basic of rack
Unit has a pyrometric cone, triangular prism, square, and butt quadrangular pyramid etc. is combined into three sides of flat shape by these basic units
Shape, quadrangle, hexagon, round or other any bodies have space-load, that light-weight, rigidity is big, anti-seismic performance is good etc. is excellent
Point；Can be used as gymnasium, cinema, show room, Waiting Lounge, Stadium canopy, hangar, two-way huge pillar grid structure away from
The roof system of the buildings such as workshop.The disadvantage is that the rod piece quantity intersected on node is more, fabrication and installation are compared with planar structure complexity.
But the prior art is in use, construction protection needs bearing to be supported, and in bearing bolt with rack
After having fixed, if there is rack take over ball and deviation occurs in rack extension bar when connection, need again unscrewing bolt into
Row adjusts the fine tuning of rack take over ball to be installed so that the installation effectiveness of rack is slow.
Invention content
In view of the deficienciess of the prior art, it is an object of the present invention to provide a kind of telescopic construction protection rack,
To solve the prior art in use, construction protection needs bearing to be supported with rack, and fixed with bolt in bearing
After complete, there is rack take over ball when if connecting and deviation occurs in rack extension bar, needs to be adjusted in unscrewing bolt again
The fine tuning for saving rack take over ball is installed so that the slow problem of the installation effectiveness of rack.
To achieve the goals above, the present invention is to realize by the following technical solutions：A kind of telescopic construction
Protection rack, structure include expansion pedestal rack, rack take over circle, rack take over ball, rack extension bar, support baseboard, stretch
Contracting bed bolt, fixing bolt, expandable bottom plate, rectangular backing plate, gusseted side plate, expansion pedestal rack upper end and rack
Take over ball lower end is connected and is in same shaft axis between the two, and the rack take over ball is taken over equipped with several racks
Circle, the rack extension bar are installed on by rack take over circle on rack take over ball, the expansion pedestal rack surrounding and triangle branch
Support side plate is connected, the gusseted side plate and expansion pedestal rack be connected with support baseboard upper surface and between mutually
Vertically, upper end is connected with expansion pedestal rack lower end in the middle part of the expandable bottom plate, the expandable bottom plate and support baseboard and side
Shape backing plate is parallel to each other between any two, the fixing bolt through rectangular backing plate and support baseboard and expandable bottom plate and between be
Clearance fit, the expandable bottom plate bolt-through expandable bottom plate and support baseboard and between be clearance fit, the flexible branch
Seat rack is made of firm stretching structure, laborsaving drive mechanism, angle adjustment drive mechanism, crust of the device, described firm flexible
Structure is set to laborsaving drive mechanism and angle adjustment drive mechanism inside crust of the device, below the angle adjustment drive mechanism
Firm stretching structure is equipped with equipped with laborsaving drive mechanism, between the laborsaving drive mechanism.
Further, the firm stretching structure is by sliding rail supporting rod, inclined-plane support plate, buffer spring telescopic rod, bilateral
Articulated joint, armed lever, articulated joint, foxy composition.
Further, the sliding rail supporting rod upper and lower ends are connected and orthogonal before with crust of the device inner wall,
The foxy orbit gap being internally provided with sliding rail supporting rod coordinates, and slippery fellow's right end is connected with articulated joint left end, institute
It states buffer spring telescopic rod lower end with crust of the device to be connected, buffer spring telescopic rod upper end passes through buffer spring telescopic rod
It is connected with bilateral articulated joint lower end, buffer spring telescopic rod left and right ends are hinged with armed lever respectively, described bilateral hinged
Head is hinged with armed lever, is connected by buffer spring telescopic rod between the bilateral articulated joint.
Further, the laborsaving drive mechanism is by compound transmission gear, driving wheel, Telescopic rotating control button, bilateral
Rack, conducting wire gear, conducting wire guide wheel, fixed pulley, movable pulley, connecting plate, drive link, displacement plate, space limiting side plate, lower pressure pad
Plate, support shaft board, firm shaft bearing plate, double flute mouth transmission wheel, threaded rod, transmission gear, bilateral screw thread notch bar, firm arm,
Firm block composition.
Further, the Telescopic rotating control button is connected by bearing with crust of the device and is equipped with driving wheel, institute
State and be sequentially connected by conveyer belt between driving wheel, the bilateral screw thread notch bar by bearing and support shaft board and device outside
Shell phase connects, and the bilateral screw thread notch bar right end is equipped with driving wheel, under the bilateral screw thread notch bar is equipped at screw thread notch
End is meshed by transmission gear with the screw thread notch that threaded rod is equipped with, and the threaded rod lower end passes through bearing with crust of the device
It is connected, the threaded rod is equipped with double flute mouth transmission wheel, the firm block and firm shaft bearing plate and matches with double flute mouth transmission wheel
It closes, the firm block left and right ends with firm arm by spring and being connected respectively, the firm arm lower end and firm shaft bearing plate
Hinged, the firm shaft bearing plate left and right ends are connected with support shaft board, and the double flute mouth transmission wheel is by conveyer belt and again
Transmission gear is closed to be sequentially connected, the compound transmission gear right end is meshed with bilateral rack left end, the bilateral rack with lead
Line gear is meshed equipped with gear, and described, conducting wire gear is matched by conducting wire and conducting wire guide wheel with movable pulley, described fixed
Pulley and conducting wire guide wheel are connected to inside crust of the device, and the fixed pulley is matched with movable pulley and connecting plate, the transmission
Bar is mechanically connected to inside crust of the device, the drive link left end by conducting wire and connecting plate clearance fit, the drive link with
Displacement plate is hinged, and the displacement plate lower end is connected by pushing backing plate with expandable bottom plate upper end, the displacement plate left and right ends
Equipped with space limiting side plate, it is connected inside the space limiting side plate and crust of the device.
Further, the angle adjustment drive mechanism by connecting traction wheel, interlocking lever, fixed internal tooth annulus, around bar, surround
Gear, support arm, angle adjustment knob, Auxiliary transmission wheels, shaft bar, spiral bevel gear, composite bevel toothed disc, is answered at connecting rod
It closes and passes toothed disc, rotating threaded rod, auxiliary shaft bar, angular wheel, inclined-plane toothed disc composition.
Further, the angle adjustment knob is connected by bearing with crust of the device, and the angle adjustment knob is left
The Auxiliary transmission wheels being equipped with are held to be sequentially connected by the Auxiliary transmission wheels that transmission belt and shaft bar right end are equipped with, the shaft bar is logical
It crosses bearing with laborsaving drive mechanism to be connected, the spiral bevel gear that the shaft bar left end is equipped with mutually is nibbled with composite bevel toothed disc
It closes, the composite bevel toothed disc is sequentially connected by conveyer belt and compound biography toothed disc, described compound biography toothed disc or so two
End and angular wheel clearance fit, the angular wheel is matched by transmission belt with the fast pulley being equipped with around bar, described
The fast pulley being equipped with around bar is in same shaft, the fast pulley and connecting rod that the circular bar is equipped with fixed internal tooth annulus
It is hinged, the circular bar with it is hinged around gear, the circular gear is meshed with fixed internal tooth annulus, the circular gear and
Interlocking lever is hinged, and the interlocking lever is hinged with connecting traction wheel rear end face, and the connecting traction wheel is meshed with inclined-plane toothed disc, the inclined-plane
Toothed disc left end by assist shaft bar be connected with another inclined-plane toothed disc right end, the rotating threaded rod left and right ends and
Inclined-plane toothed disc is meshed, and the rotating threaded rod upper end is connected with rack take over ball lower end, the rack take over ball and dress
Set housing slot cooperation.
Further, described device shell is integrated, and the laborsaving drive mechanism and tune drive mechanism are with firm
Stretching structure is axis both sides in piling structure in week.
Advantageous effect
A kind of telescopic construction protection rack of the present invention, is installed on needs by support baseboard by fixing bolt and builds
Then the place of rack is finely tuned the angle of rack take over ball by the angle adjustment knob of expansion pedestal rack, is connect connecting rack
Bar, and the flexible to adjust expandable bottom plate of expansion pedestal rack can be adjusted by Telescopic rotating control button in the height of elementary errors
Flexible distance, the structures such as rack take over ball to be stood on tiptoe more than device by expandable bottom plate meet the mounting distance of fine tuning, net
The fine tuning of bridge joint pipe ball is padded：Rotary extension rotating control key, Telescopic rotating control button drive bilateral screw thread by driving wheel
Notch bar, bilateral screw thread notch bar band nutating gear so that threaded rod rotates, and threaded rod, which is rotated in, drives double flute mouth transmission wheel
With compound transmission gear, compound transmission gear drives bilateral rack and conducting wire gear successively, finally so that movable pulley rise and
Shorten conducting wire drive link to be pulled upwardly, and displacement plate has been stood on tiptoe downwards expandable bottom plate, the fine tuning of rack take over ball rotates：Rotation angle is micro-
Adjust knob, angle adjustment knob by Auxiliary transmission wheels drive shaft bar shaft bar drive spiral bevel gear, spiral bevel gear according to
Secondary drive composite bevel toothed disc and compound biography toothed disc finally fix internal tooth annulus, surround bar, under the cooperation of gear,
Connecting traction wheel rotation, interlocking lever cooperation auxiliary shaft bar is driven to drive rotating threaded rod rotation, rotating threaded rod rotation by interlocking lever
Directly rack take over ball is driven to change angle.
Expansion pedestal rack can finely tune rack take over ball by angle adjustment knob and change angle articulation, and Telescopic rotating control
, there is rack take over ball in connection and deviation occurs in rack extension bar, be not required in the level height of button fine tuning rack take over ball processed
The fine tuning of rack take over ball is adjusted to be installed in unscrewing bolt again, substantially increases the installation effectiveness of rack.
Description of the drawings
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon：
Fig. 1 is a kind of structural schematic diagram of telescopic construction protection rack of the present invention；
Fig. 2 is the planar structure schematic diagram of expansion pedestal rack of the present invention；
Fig. 3 is the padded transmission planar structure schematic diagram of expandable bottom plate of the present invention；
Fig. 4 is the dimensional structure diagram of angular wheel of the present invention.
In figure：Expansion pedestal rack -1, rack take over circle -2, rack take over ball -3, rack extension bar -4, support baseboard -5,
Expandable bottom plate bolt -6, fixing bolt -7, expandable bottom plate -8, rectangular backing plate -9, gusseted side plate -10, firm stretching structure -
101, laborsaving drive mechanism -102, angle adjustment drive mechanism -103, crust of the device -104, sliding rail supporting rod -10101, inclined-plane
Support plate -10102, bilateral articulated joint -10104, armed lever -10105, articulated joint -10106, is slided buffer spring telescopic rod -10103
Head -10107, compound transmission gear -10201, driving wheel -10202, Telescopic rotating control button -10203, bilateral rack -
10204, conducting wire gear -10205, conducting wire guide wheel -10206, fixed pulley -10207, movable pulley -10208, connecting plate -10209,
Drive link -10210, space limiting side plate -10212, pushes backing plate -10213, support shaft board -10214, consolidates displacement plate -10211
Shaft bearing plate -10215, double flute mouth transmission wheel -10216, threaded rod -10217, transmission gear -10218, bilateral screw thread notch bar -
10219, consolidate arm -10220, firm block -10221, connecting traction wheel -10301, interlocking lever -10302, fixed internal tooth annulus -10303,
It is passed around bar -10304, around gear -10305, connecting rod -10306, support arm -10307, angle adjustment knob -10308, auxiliary
Send wheel -10309, shaft bar -10310, spiral bevel gear -10311, composite bevel toothed disc -10312, compound biography toothed disc -
10313, rotating threaded rod -10314, auxiliary shaft bar -10315, angular wheel -10316, inclined-plane toothed disc -10317.
Specific implementation mode
To make the technical means, the creative features, the aims and the efficiencies achieved by the present invention be easy to understand, with reference to
Specific implementation mode, the present invention is further explained.
- Fig. 4 is please referred to Fig.1, the present invention provides a kind of telescopic construction protection rack technical solution：Its structure packet
It includes expansion pedestal rack 1, rack take over circle 2, rack take over ball 3, rack extension bar 4, support baseboard 5, expandable bottom plate bolt 6, consolidate
Determine bolt 7, expandable bottom plate 8, rectangular backing plate 9, gusseted side plate 10,1 upper end of expansion pedestal rack and rack take over ball 3
Lower end is connected and is in same shaft axis between the two, and the rack take over ball 3 is equipped with several rack take over circles 2, institute
It states rack extension bar 4 circle is taken over by rack and 2 be installed on rack take over ball 3,1 surrounding of expansion pedestal rack and gusseted
Side plate 10 is connected, the gusseted side plate 10 and expansion pedestal rack 1 be connected with 5 upper surface of support baseboard and between
Orthogonal, 8 middle part upper end of the expandable bottom plate is connected with 1 lower end of expansion pedestal rack, the expandable bottom plate 8 and support bottom
Plate 5 and rectangular backing plate 9 are parallel to each other between any two, and the fixing bolt 7 is through rectangular backing plate 9 and support baseboard 5 and flexible bottom
Plate 8 and between be clearance fit, the expandable bottom plate bolt 6 through expandable bottom plate 8 and support baseboard 5 and between be gap
Cooperation, the expansion pedestal rack 1 by firm stretching structure 101, laborsaving drive mechanism 102, angle adjustment drive mechanism 103,
Crust of the device 104 forms, and the firm stretching structure 101 is set to laborsaving drive mechanism 102 and angle adjustment drive mechanism 103
Inside crust of the device 104,103 lower section of the angle adjustment drive mechanism is equipped with laborsaving drive mechanism 102, the laborsaving transmission knot
Firm stretching structure 101 is equipped between structure 102, the firm stretching structure 101 is by sliding rail supporting rod 10101, inclined-plane support plate
10102, buffer spring telescopic rod 10103, bilateral articulated joint 10104, armed lever 10105, articulated joint 10106,10107 groups of slippery fellow
At 10101 upper and lower ends of sliding rail supporting rod are connected with 105 inner wall of crust of the device and orthogonal before, the cunning
First 10107 coordinate with the orbit gap that sliding rail supporting rod 10101 is internally provided with, foxy 10107 right end and articulated joint 10106
Left end is connected, and 10103 lower end of buffer spring telescopic rod is connected with crust of the device 105, the buffer spring telescopic rod
10103 upper ends are connected by buffer spring telescopic rod 10103 with 10104 lower end of bilateral articulated joint, and the buffer spring is flexible
10103 left and right ends of bar are hinged with armed lever 10105 respectively, and the bilateral articulated joint 10104 is hinged with armed lever 10105, described double
It is connected by buffer spring telescopic rod 10103 between side articulated joint 10104, the laborsaving drive mechanism 102 is by compound transmission
Gear 10201, driving wheel 10202, Telescopic rotating control button 10203, bilateral rack 10204, conducting wire gear 10205, conducting wire
Guide wheel 10206, fixed pulley 10207, movable pulley 10208, connecting plate 10209, drive link 10210, displacement plate 10211, limit
Side plate 10212 pushes backing plate 10213, support shaft board 10214, firm shaft bearing plate 10215, double flute mouth transmission wheel 10216, spiral shell
Rasp bar 10217, transmission gear 10218, bilateral screw thread notch bar 10219, firm arm 10220, firm block 10221 form, described
Telescopic rotating control button 10203 is connected by bearing with crust of the device 105 and is equipped with driving wheel 10202, the driving wheel
It is sequentially connected by conveyer belt between 10202, the bilateral screw thread notch bar 10219 passes through bearing and support shaft board 10214
It is connected with crust of the device 105, bilateral 10219 right end of screw thread notch bar is equipped with driving wheel 10202, the bilateral thread groove
Mouth bar 10219 is equipped with the screw thread notch that lower end is equipped with by transmission gear 10218 with threaded rod 10217 at screw thread notch and mutually nibbles
It closes, 10217 lower end of the threaded rod is connected with crust of the device 105 by bearing, and the threaded rod 10217 is equipped with double flute mouth
Transmission wheel 10216, the firm block 10221 and firm shaft bearing plate 10215 are matched with double flute mouth transmission wheel 10216, described steady
Gu 10221 left and right ends of block by spring be connected respectively with firm arm 10220,10220 lower end of firm arm with it is firm
Shaft bearing plate 10215 is hinged, and 10215 left and right ends of firm shaft bearing plate are connected with support shaft board 10214, the double flute mouth
Transmission wheel 10216 is sequentially connected by conveyer belt and compound transmission gear 10201,10201 right end of compound transmission gear with
10204 left end of bilateral rack is meshed, and the bilateral rack 10204 is meshed with conducting wire gear 10205 equipped with gear, institute
It states, conducting wire gear 10205 is matched by conducting wire and conducting wire guide wheel 10206 with movable pulley 10208, the fixed pulley 10207
It is connected to inside crust of the device 105 with conducting wire guide wheel 10206, the fixed pulley 10207 and movable pulley 10208 and connecting plate
10209 match, and the drive link 10210 is mechanically connected to inside crust of the device 105, and 10210 left end of the drive link passes through
Conducting wire and 10209 clearance fit of connecting plate, the drive link 10210 is hinged with displacement plate 10211, under the displacement plate 10211
End is connected by pushing backing plate 10213 with 8 upper end of expandable bottom plate, and 10211 left and right ends of the displacement plate are equipped with space limiting side plate
10212, it is connected inside the space limiting side plate 10212 and crust of the device 105, the angle adjustment drive mechanism 103 is by interlocking
Wheel 10301, fixed internal tooth annulus 10303, surround bar 10304, around gear 10305, connecting rod 10306, branch at interlocking lever 10302
It is brace 10307, angle adjustment knob 10308, Auxiliary transmission wheels 10309, shaft bar 10310, spiral bevel gear 10311, compound
Inclined-plane toothed disc 10312, compound biography toothed disc 10313, rotating threaded rod 10314, auxiliary shaft bar 10315, angular wheel
10316, inclined-plane toothed disc 10317 forms, and the angle adjustment knob 10308 is connected by bearing with crust of the device 105, institute
State what the Auxiliary transmission wheels 10309 that 10308 left end of angle adjustment knob is equipped with were equipped with by transmission belt and 10310 right end of shaft bar
Auxiliary transmission wheels 10309 are sequentially connected, and the shaft bar 10310 is connected by bearing with laborsaving drive mechanism 102, described turn
The spiral bevel gear 10311 that 10310 left end of shaft is equipped with is meshed with composite bevel toothed disc 10312, the composite bevel tooth
Wheel disc 10312 is sequentially connected by conveyer belt and compound biography toothed disc 10313, compound 10313 left and right ends of biography toothed disc
With 10316 clearance fit of angular wheel, the angular wheel 10316 passes through transmission belt and the fixation being equipped with around bar 10304
Wheel matches, and the fast pulley that the circular bar 10304 is equipped with is in same shaft, the ring with fixed internal tooth annulus 10303
The fast pulley that around rod 10304 is equipped with is hinged with connecting rod 10306, the circular bar 10304 and hinged, the institute around gear 10305
It states and is meshed with fixed internal tooth annulus 10303 around gear 10305, the circular gear 10305 is hinged with interlocking lever 10302,
The interlocking lever 10302 is hinged with 10301 rear end face of connecting traction wheel, and the connecting traction wheel 10301 is nibbled with 10317 phase of inclined-plane toothed disc
It closes, 10317 left end of inclined-plane toothed disc is by assisting shaft bar 10315 to be connected with another 10317 right end of inclined-plane toothed disc
It connects, 10314 left and right ends of the rotating threaded rod are meshed with inclined-plane toothed disc 10317,10314 upper end of the rotating threaded rod
It is connected with 3 lower end of rack take over ball, the rack take over ball 3 and 105 clearance fit of crust of the device.
Further, described device shell 105 is integrated, the laborsaving drive mechanism 102 and tune drive mechanism
103 with firm stretching structure 101 be axis both sides in piling structure in week.
Rack extension bar 4 described in this patent, rack extension bar 4 are connected according to certain grid configuration by node by plurality of rods part
Space structure made of knot.The basic unit for constituting rack has pyrometric cone, triangular prism, square, butt quadrangular pyramid etc., by these
Basic unit is combined into the triangle of flat shape, quadrangle, hexagon, round or other any bodies, have space by
Power, the advantages that light-weight, rigidity is big, anti-seismic performance is good；It can be used as gymnasium, cinema, show room, Waiting Lounge, stadium are seen
Platform canopy, hangar, two-way roof system of the huge pillar grid structure away from buildings such as workshops.The disadvantage is that intersecting at the rod piece quantity on node
More, fabrication and installation are compared with planar structure complexity.
It is carrying out in use, support baseboard 5 to be installed on to the place for needing to build rack by fixing bolt 7 first, then
The angle that rack take over ball 3 is finely tuned by the angle adjustment knob 10308 of expansion pedestal rack 1 is connecting rack extension bar 4, and
The flexible to adjust expandable bottom plate 8 of expansion pedestal rack 1 can be adjusted in the height of elementary errors by Telescopic rotating control button 10203
Flexible distance, the structures such as rack take over ball 3 to be stood on tiptoe more than device by expandable bottom plate 8 meet the mounting distance of fine tuning.
Rack take over ball 3 is finely tuned padded：Rotary extension rotating control key 10203, Telescopic rotating control button 10203 are logical
Crossing driving wheel 10202 drives bilateral screw thread notch bar 10219, bilateral screw thread notch bar 10219 to make with nutating gear 10218
Threaded rod 10217 is obtained to rotate, threaded rod 10217, which is rotated in, drives double flute mouth transmission wheel 10216 and compound transmission gear 10201,
Compound transmission gear 10201 drives bilateral rack 10204 and conducting wire gear 10205 successively, finally so that movable pulley 10208 rises
And shorten conducting wire drive link 10210 to be pulled upwardly, and the downward expandable bottom plate 8 of having stood on tiptoe of displacement plate 10211.
The fine tuning rotation of rack take over ball 3：Rotation angle vernier knob 10308, angle adjustment knob 10308 are passed by assisting
Send wheel 10309 that 10310 shaft bar 10310 of shaft bar is driven to drive spiral bevel gear 10311, the band successively of spiral bevel gear 10311
Dynamic composite bevel toothed disc 10312 and compound biography toothed disc 10313, finally fix internal tooth annulus 10303, around bar 10304, ring
Under the cooperation of gear 10305, connecting traction wheel 10301 is driven to rotate by interlocking lever 10302, the cooperation auxiliary shaft of interlocking lever 10302
Bar 10315 drives rotating threaded rod 10314 to rotate, and rotating threaded rod 10314, which rotates, directly drives rack take over ball 3 to change angle
Degree.
Problems solved by the invention is the prior art in use, construction protection needs bearing to be propped up with rack
Support if there is rack take over ball when connection and deviation occurs in rack extension bar, needs and after bearing has been fixed with bolt
Again the fine tuning of rack take over ball is adjusted to be installed in unscrewing bolt so that the installation effectiveness of rack is slow, the present invention
By being combined with each other for above-mentioned component, a kind of telescopic construction protection rack of the present invention will support bottom by fixing bolt 7
Plate 5 is installed on the place for needing to build rack, is then connect by the angle adjustment knob 10308 of expansion pedestal rack 1 fine tuning rack
The angle of pipe ball 3 is connecting rack extension bar 4, and can be adjusted by Telescopic rotating control button 10203 in the height of elementary errors flexible
Bearing rack 1 it is flexible to adjust the flexible distance of expandable bottom plate 8, to be connect by the rack more than device of having stood on tiptoe of expandable bottom plate 8
The structures such as pipe ball 3 meet the mounting distance of fine tuning, and rack take over ball 3 finely tunes padded：Rotary extension rotating control key
10203, Telescopic rotating control button 10203 drives bilateral screw thread notch bar 10219, bilateral thread groove by driving wheel 10202
Mouth bar 10219 is with nutating gear 10218 so that threaded rod 10217 rotates, and threaded rod 10217, which is rotated in, drives double flute oral instructions
Wheel 10216 and compound transmission gear 10201, compound transmission gear 10201 is sent to drive bilateral rack 10204 and conducting wire gear successively
10205, finally so that movable pulley 10208 rises and shortens conducting wire drive link 10210 and be pulled upwardly, and displacement plate 10211 to
Under stood on tiptoe expandable bottom plate 8, the fine tuning rotation of rack take over ball 3：Rotation angle vernier knob 10308, angle adjustment knob 10308 are logical
Crossing Auxiliary transmission wheels 10309 drives 10310 shaft bar 10310 of shaft bar to drive spiral bevel gear 10311, spiral bevel gear
10311 drive composite bevel toothed disc 10312 and compound biography toothed disc 10313 successively, finally fix internal tooth annulus 10303, ring
Around rod 10304 is surround under the cooperation of gear 10305, drives connecting traction wheel 10301 to rotate by interlocking lever 10302, interlocking lever 10302
Cooperation auxiliary shaft bar 10315 drives rotating threaded rod 10314 to rotate, and rotating threaded rod 10314, which rotates, directly drives rack to connect
Pipe ball 3 changes angle.
Expansion pedestal rack 1 can finely tune rack take over ball 3 by angle adjustment knob 10308 and change angle articulation, and stretch
Rotating control key 10203 finely tunes the level height of rack take over ball 3, rack take over ball occurs in connection and rack extension bar goes out
Existing deviation is not required to that the fine tuning of rack take over ball is adjusted to be installed in unscrewing bolt again, substantially increases rack
Installation effectiveness.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention, for this field skill
For art personnel, it is clear that invention is not limited to the details of the above exemplary embodiments, and without departing substantially from the present invention spirit or
In the case of essential characteristic, the present invention can be realized in other specific forms.Therefore, in all respects, should all incite somebody to action
Embodiment regards exemplary as, and is non-limiting, the scope of the present invention by appended claims rather than on state
Bright restriction, it is intended that including all changes that come within the meaning and range of equivalency of the claims in the present invention
It is interior.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (8)
1. a kind of telescopic construction protection rack, structure includes that expansion pedestal rack (1), rack take over circle (2), net
Bridge joint pipe ball (3), rack extension bar (4), support baseboard (5), expandable bottom plate bolt (6), fixing bolt (7), expandable bottom plate (8),
Rectangular backing plate (9), gusseted side plate (10), it is characterised in that：
Expansion pedestal rack (1) upper end is connected with rack take over ball (3) lower end and is in same shaft between the two
Line, the rack take over ball (3) take over circle (2) equipped with several racks, and the rack extension bar (4) takes over circle (2) by rack
It being installed on rack take over ball (3), expansion pedestal rack (1) surrounding is connected with gusseted side plate (10), and described three
Angle support side plate (10) and expansion pedestal rack (1) be connected with support baseboard (5) upper surface and between it is orthogonal, it is described
Upper end is connected with expansion pedestal rack (1) lower end in the middle part of expandable bottom plate (8), the expandable bottom plate (8) and support baseboard (5) and
Rectangular backing plate (9) is parallel to each other between any two, and the fixing bolt (7) is through rectangular backing plate (9) and support baseboard (5) and stretches
Bottom plate (8) and between be clearance fit, the expandable bottom plate bolt (6) through expandable bottom plate (8) and support baseboard (5) and
Between be clearance fit；
The expansion pedestal rack (1) is by firm stretching structure (101), laborsaving drive mechanism (102), angle adjustment drive mechanism
(103), crust of the device (104) forms, and the firm stretching structure (101) passes with laborsaving drive mechanism (102) and angle adjustment
Dynamic structure (103) is set to crust of the device (104) inside, and being equipped with laborsaving transmission below the angle adjustment drive mechanism (103) ties
Structure (102) is equipped with firm stretching structure (101) between the laborsaving drive mechanism (102).
2. a kind of telescopic construction protection rack according to claim 1, it is characterised in that：It is described firm flexible
Structure (101) is by sliding rail supporting rod (10101), inclined-plane support plate (10102), buffer spring telescopic rod (10103), bilateral hinged
Head (10104), armed lever (10105), articulated joint (10106), foxy (10107) composition.
3. a kind of telescopic construction protection rack according to claim 1 or 2, it is characterised in that：The sliding rail
Supporting rod (10101) upper and lower ends are connected with crust of the device (105) inner wall and orthogonal before, the slippery fellow
(10107) orbit gap being internally provided with sliding rail supporting rod (10101) coordinates, slippery fellow's (10107) right end and articulated joint
(10106) left end is connected, and buffer spring telescopic rod (10103) lower end is connected with crust of the device (105), the buffering
Telescopic spring bar (10103) upper end is connected by buffer spring telescopic rod (10103) with bilateral articulated joint (10104) lower end,
Buffer spring telescopic rod (10103) left and right ends are hinged with armed lever (10105) respectively, the bilateral articulated joint (10104)
It is hinged with armed lever (10105), it is connected by buffer spring telescopic rod (10103) between the bilateral articulated joint (10104).
4. a kind of telescopic construction protection rack according to claim 1, it is characterised in that：The laborsaving transmission
Structure (102) is by compound transmission gear (10201), driving wheel (10202), Telescopic rotating control button (10203), bilateral rack
(10204), conducting wire gear (10205), conducting wire guide wheel (10206), fixed pulley (10207), movable pulley (10208), connecting plate
(10209), drive link (10210), displacement plate (10211), space limiting side plate (10212), pushing backing plate (10213), spring bearing
Plate (10214), firm shaft bearing plate (10215), double flute mouth transmission wheel (10216), threaded rod (10217), transmission gear
(10218), bilateral screw thread notch bar (10219), firm arm (10220), firm block (10221) composition.
5. a kind of telescopic construction protection rack according to claim 1 or 4, it is characterised in that：It is described flexible
Rotating control key (10203) is connected by bearing with crust of the device (105) and is equipped with driving wheel (10202), the transmission
It is sequentially connected by conveyer belt between wheel (10202), the bilateral screw thread notch bar (10219) passes through bearing and support shaft board
(10214) it is connected with crust of the device (105), bilateral screw thread notch bar (10219) right end is equipped with driving wheel (10202),
The bilateral screw thread notch bar (10219) is equipped with lower end at screw thread notch and passes through transmission gear (10218) and threaded rod (10217)
The screw thread notch being equipped with is meshed, and threaded rod (10217) lower end is connected with crust of the device (105) by bearing, institute
It states threaded rod (10217) and is equipped with double flute mouth transmission wheel (10216), the firm block (10221) and firm shaft bearing plate (10215)
Matched with double flute mouth transmission wheel (10216), firm block (10221) left and right ends by spring with respectively with firm arm
(10220) it is connected, firm arm (10220) lower end is hinged with firm shaft bearing plate (10215), the firm shaft bearing plate
(10215) left and right ends are connected with support shaft board (10214), the double flute mouth transmission wheel (10216) by conveyer belt with
Compound transmission gear (10201) is sequentially connected, compound transmission gear (10201) right end and bilateral rack (10204) left end
It is meshed, the bilateral rack (10204) is meshed with conducting wire gear (10205) equipped with gear, described, conducting wire gear
(10205) it is matched, the fixed pulley (10207) and is led with movable pulley (10208) by conducting wire and conducting wire guide wheel (10206)
It is internal that line guide wheel (10206) is connected to crust of the device (105), the fixed pulley (10207) and movable pulley (10208) and connect
Plate (10209) matches, and the drive link (10210) is mechanically connected to crust of the device (105) inside, the drive link
(10210) left end is cut with scissors by conducting wire and connecting plate (10209) clearance fit, the drive link (10210) with displacement plate (10211)
It connects, displacement plate (10211) lower end is connected by pushing backing plate (10213) with expandable bottom plate (8) upper end, the displacement plate
(10211) left and right ends are equipped with space limiting side plate (10212), are connected inside the space limiting side plate (10212) and crust of the device (105)
It connects.
6. a kind of telescopic construction protection rack according to claim 1, it is characterised in that：The angle adjustment
Drive mechanism (103) by connecting traction wheel (10301), interlocking lever (10302), fixed internal tooth annulus (10303), around bar (10304),
Around gear (10305), connecting rod (10306), support arm (10307), angle adjustment knob (10308), Auxiliary transmission wheels
(10309), shaft bar (10310), spiral bevel gear (10311), composite bevel toothed disc (10312), compound biography toothed disc
(10313), rotating threaded rod (10314), auxiliary shaft bar (10315), angular wheel (10316), inclined-plane toothed disc (10317)
Composition.
7. a kind of telescopic construction protection rack according to claim 1 or 6, it is characterised in that：The angle
Vernier knob (10308) is connected by bearing with crust of the device (105), and angle adjustment knob (10308) left end is equipped with
Auxiliary transmission wheels (10309) be driven and connect by the Auxiliary transmission wheels (10309) that transmission belt and shaft bar (10310) right end are equipped with
It connects, the shaft bar (10310) is connected by bearing with laborsaving drive mechanism (102), and shaft bar (10310) left end is set
Some spiral bevel gears (10311) are meshed with composite bevel toothed disc (10312), the composite bevel toothed disc (10312)
It is sequentially connected by conveyer belt and compound biography toothed disc (10313), compound biography toothed disc (10313) left and right ends and taper
Gear (10316) clearance fit, the fixation that the angular wheel (10316) is equipped with by transmission belt and around bar (10304)
Wheel matches, and the fast pulley that the circular bar (10304) is equipped with is in same shaft, institute with fixed internal tooth annulus (10303)
State the fast pulley being equipped with around bar (10304) and connecting rod (10306) be hinged, the circular bar (10304) with around gear
(10305) hinged, the circular gear (10305) is meshed with fixed internal tooth annulus (10303), the circular gear
(10305) hinged with interlocking lever (10302), the interlocking lever (10302) and connecting traction wheel (10301) rear end face are hinged, the company
Driving wheel (10301) is meshed with inclined-plane toothed disc (10317), and inclined-plane toothed disc (10317) left end is by assisting shaft bar
(10315) be connected with another inclined-plane toothed disc (10317) right end, rotating threaded rod (10314) left and right ends with tiltedly
Face toothed disc (10317) is meshed, and rotating threaded rod (10314) upper end is connected with rack take over ball (3) lower end, described
Rack take over ball (3) and crust of the device (105) clearance fit.
8. a kind of telescopic construction protection rack according to claim 1, it is characterised in that：Described device shell
(105) it is integrated, the laborsaving drive mechanism (102) and tune drive mechanism (103) are with firm stretching structure (101)
Axis both sides are in piling structure in week.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810221563.1A CN108360829A (en) | 2018-03-17 | 2018-03-17 | A kind of telescopic construction protection rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810221563.1A CN108360829A (en) | 2018-03-17 | 2018-03-17 | A kind of telescopic construction protection rack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108360829A true CN108360829A (en) | 2018-08-03 |
Family
ID=63000962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810221563.1A Pending CN108360829A (en) | 2018-03-17 | 2018-03-17 | A kind of telescopic construction protection rack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108360829A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112030832A (en) * | 2020-08-12 | 2020-12-04 | 谢圣彪 | Assembled highway tunnel crash barrier |
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Application publication date: 20180803 |
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