CN103206079B - A kind of double-pole scaffold system - Google Patents
A kind of double-pole scaffold system Download PDFInfo
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- CN103206079B CN103206079B CN201310166365.7A CN201310166365A CN103206079B CN 103206079 B CN103206079 B CN 103206079B CN 201310166365 A CN201310166365 A CN 201310166365A CN 103206079 B CN103206079 B CN 103206079B
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- 230000006978 adaptation Effects 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 5
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 description 15
- 239000010959 steel Substances 0.000 description 15
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- 238000010586 diagram Methods 0.000 description 5
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- 238000012423 maintenance Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
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Abstract
The present invention relates to building scaffold field, particularly relate to a kind of double-pole scaffold system.This system comprises vertical rod and horizon bar, vertical rod is provided with cruciform fastening for falsework in the position of corresponding crisscross joint, cruciform fastening for falsework comprises the sliding sleeve that is enclosed within vertical rod and holding down assembly of being located on sliding sleeve, hold down assembly and comprise two free bearings, one in two free bearings is hinged with gland, another is hinged with hasp, the hinge axes of these two free bearings is parallel to each other and intersect with the center line spatial vertical of sliding sleeve, in addition, the socket for accommodating corresponding horizon bar is surrounded between the top of two free bearings, expansion block mounting groove is surrounded between the bottom of the two, the jacket wall of sliding sleeve is provided with inside and outside penetrating opening often overlapping the position between two free bearings held down assembly, in expansion block mounting groove, anticreep is equipped with for the swelling slide block of wedging between vertical rod and corresponding horizon bar, this double-pole scaffold system possesses characteristic easy to use, improves the security performance of scaffold.
Description
Technical field
The present invention relates to building scaffold field, particularly relate to a kind of double-pole scaffold system.
Background technology
At present, scaffold common in building field is divided into fastener type steel pipe scaffold, bowl fastening type steel pipe scaffold, Bayenet type steel tube scaffold, door-type scaffold, also has internal scaffolding miscellaneous, hangs outrigger scaffold and other tube material scaffold.Wherein double-pole scaffold system is exactly the one of fastener type steel pipe scaffold.
Double-pole scaffold system comprises interior row's vertical rod, outer two row's vertical rods and vertical, horizontal horizon bars, intersects to form crisscross joint between them or between two, or three intersects formation space nodes.Double-pole scaffold system is generally used for masonry project, needs load-bearing, lose the mud that discharges water, turn etc. constructional materials.Therefore, require that must there be connector, i.e. fastener enough reliably in above-described crisscross joint and space nodes place.The fastener of current employing comprises pedestal mostly, the connecting bolt being hinged on the gland on pedestal and being hinged on pedestal, wherein there is inside pedestal the cambered surface with the outline adaptation of vertical rod, gland is divided into upper press cover and side pressure lid and they are equipped with the bayonet socket of U-shaped away from one end of jointed shaft, connecting bolt is with gland one_to_one corresponding and be oppositely arranged with corresponding gland, during use, by the cooperation of side pressure lid and corresponding connecting bolt by pedestal banding in vertical rod, then corresponding horizon bar is fixed by upper press cover with coordinating of corresponding connecting bolt, thus cross one another two of scaffold steel pipes are fixed together.From its operating principle, above-mentioned cross buckle needs to operate two glands at least respectively in use, i.e. upper press cover and side pressure lid, therefore inefficiency, in addition, gland pedestal due to above-mentioned fastener is operationally fixed by connecting bolt, this further reduces the operating efficiency of staff, namely building and removal efficiency scaffold is reduced, add the labour intensity of staff, especially it should be noted that, the working environment of fastener is mostly more severe, once connecting bolt gets rusty or stained, then can make troubles to further the dismounting of fastener, this in fact also have impact on the application life of fastener, add the maintenance cost to it, moreover, binding between above-mentioned fastener only can realize cross one another two scaffolding steel pipes (longitudinal and transverse horizon bar, cross one another vertical rod and vertical equity bar or cross one another vertical rod and transverse horizontal bar) is connected, and this also reduces the efficiency building and dismantle double-pole scaffold to a certain extent.
In order to solve the problem of the dismounting inconvenience brought by the connecting bolt of fastener, application number be 2012202780806 and application number be 932388701 Chinese patent individually disclose the fixing scaffold clasp of two kinds of different voussoirs, the two is all that form by arranging voussoir between the lateral surface and the nut of connecting bolt of fastener gland carrys out swelling stationary gland, in such cases, connecting bolt in substance form a hasp, only to need in use to be ploughed under in the bayonet socket of corresponding gland and with voussoir swelling, thus just eliminate screwing and unscrewing operation the nut of connecting bolt, to a certain extent for the raising of efficiency of construction brings benefit, but above-mentioned fastener still needs to operate two jacket glands respectively, the voussoir of connecting bolt and correspondence, still there is unhandy problem, in addition, because voussoir is between gland and the gland of connecting bolt, therefore on the one hand very easily owing to being come off by touching by mistake, there is certain potential safety hazard, also the loss of voussoir is made to become inevitable problem on the other hand.
Summary of the invention
The object of the present invention is to provide a kind of easy and simple to handle and can the double-pole scaffold system of fast construction and dismounting.
In order to solve the problem, double-pole scaffold system of the present invention is by the following technical solutions: double-pole scaffold system, comprise vertical rod and horizon bar, vertical rod is divided into interior row's vertical rod and outer row's vertical rod, horizon bar is divided into transverse horizontal bar and vertical equity bar, crisscross joint is formed after intersecting between vertical rod and corresponding horizon bar, vertical rod is provided with cruciform fastening for falsework in the position of corresponding crisscross joint, cruciform fastening for falsework comprises the sliding sleeve that is slidably enclosed within vertical rod and holding down assembly of being located on sliding sleeve, the axis comprised along sliding sleeve that holds down assembly is laid in two free bearings on sliding sleeve relatively, one in two free bearings is hinged with gland, another is hinged with for overlapping with gland and compressing the hasp of gland, the hinge axes of these two free bearings is parallel to each other and intersect with the center line spatial vertical of sliding sleeve, in addition, the socket for accommodating corresponding horizon bar is surrounded between the top of two free bearings, expansion block mounting groove is surrounded between the bottom of the two, the jacket wall of sliding sleeve is provided with inside and outside penetrating opening often overlapping the position between two free bearings held down assembly, in expansion block mounting groove, anticreep is equipped with for the swelling slide block of wedging between vertical rod and corresponding horizon bar.
Be equipped with the extruding for bearing swelling slide block in described opening and compress the pressed slider of vertical rod, the side of the slide block of swelling dorsad of pressed slider has the cambered surface with the outline adaptation of respective horizontal bar; The side of the described dorsad opening of swelling slide block is provided with the cambered surface with the outline adaptation of corresponding horizon bar.
The groove bottom of expansion block mounting groove be along in the direction of advance of swelling slide block when wedging gradually to the inclined-plane of lopsidedness deviating from swelling slide block, cambered surface on pressed slider is made up of the medial surface of arc-shaped slot set on pressed slider, in two cell walls of described arc-shaped slot swelling slide block in wedging time direction of advance on be positioned at one of front lower than another.
The side towards described opening of swelling slide block is provided with anti-skidding striped, and the bearing of trend of anti-skidding striped is identical with the glide direction of swelling slide block, and pressed slider is provided with the striped be engaged with the anti-skidding striped on swelling slide block.
Swelling slide block is voussoir.
One in the cell wall of expansion block mounting groove and the respective side walls of swelling slide block is provided with guide groove, another is provided with the sliver corresponding with guide groove, described guide groove and sliver matched in clearance also stop swelling slide block to be deviate from from the notch of expansion block mounting groove, and the bulge-structure that swelling slide block is established by its two ends place coordinates with sliding sleeve anticreep on activity direction.
Notch or bottom land inclination gradually to expansion block mounting groove in sliver and the guide groove direction of advance all when the wedging of swelling slide block, the incline direction of the two is identical.
Described swelling slide block is provided with the scale being used to indicate its assembling degree of depth.
Two ends place at each cruciform fastening for falsework in vertical rod is respectively equipped with corresponding position limiting structure.
At least one vertical rod is at same position place and corresponding transverse horizontal bar and the square crossing simultaneously of vertical equity bar and form space nodes, vertical rod is provided with space fastener at corresponding space nodes place, space fastener comprises the movable sleeve be slidably enclosed within vertical rod, the outside of movable sleeve is provided with described in two covers and holds down assembly, two overlap the different both sides place that the free bearing held down assembly is positioned at movable sleeve, and their hinge axes spatial vertical is intersected; Movable sleeve is provided with the opening corresponding respectively that to hold down assembly with two covers.
Two ends place at described movable sleeve in vertical rod is respectively equipped with corresponding position limiting structure.
Between interior row's vertical rod and interior row's vertical rod or outer row between vertical rod and outer row's vertical rod be provided with hound, hound is equipped with diagonal brace fastener, diagonal brace fastener comprises the diagonal brace cover be slidably enclosed within hound, hound is respectively equipped with corresponding position limiting structure at the two ends place of diagonal brace cover, and the outside of diagonal brace cover is provided with and described hold down assembly and have 45 ° of angles between the center line of diagonal brace cover and the hinge axes of two free bearings held down assembly; In addition, diagonal brace fastener is also provided with and the corresponding opening that holds down assembly.
Vertical rod, one end of at least one in hound and horizon bar three is coaxially fixedly equipped with male joint, the other end is coaxially fixedly equipped with corresponding with male joint, the female joint of tubular, male joint outer end has for inserting female joint to feel relieved the revolution positioning section coordinated with female joint, the outer end of revolution positioning section is provided with the linkage section of coaxial line with it, the external diameter of linkage section is less than the external diameter of revolution positioning section and its outer end is provided with non-return lock dog, the medial surface of described non-return lock dog surrounds wraparound with the outer face of revolution positioning section and turns the circumferencial direction of positioning section from one end to the bayonet socket that the other end broadens gradually, the internal face of described female joint is provided with for inserting in male joint and be stuck in the block in described bayonet socket after direction initialization rotation.
Male and female joint separately there is inserting section and have respectively coaxial that arrange, for limiting the position limiting convex ring of its insertion depth, the position limiting convex ring of female joint is positioned at its outer end place.
Male and female joint is provided with separately the cue mark of the locked position being used to indicate them.
When building this double-pole scaffold system, first vertical rod can be fixed, then make to slide over slip in vertical rod and look for position, after finding desired location, corresponding horizon bar is radially placed in the socket place between two free bearings, coordinate after horizon bar preliminary latch by hasp with gland, knock swelling slide block from the corresponding end of swelling slide block and just can extrude vertical rod and horizon bar simultaneously, and then realize the locking between vertical rod and horizon bar, first, owing to being adopt the mode of swelling slide block swelling to realize the interlocking between vertical rod and horizon bar, when being subject to the reaction force of the other side, swelling slide block only can become more and more tighter, and vertical rod and horizon bar relative movement can not be made, in addition, because swelling slide block is between vertical rod and horizon bar, under the barrier effect of vertical rod and horizon bar, it is reduced greatly by the possibility touched down, thus the accident avoiding fastener loosens, improve the security performance of fastener, can be known by the description of the use procedure of above contacting piece, described cruciform fastening for falsework only needs operation gland in use, then the locking that swelling slide block can realize vertical rod to two orthogonal intersections and horizon bar is knocked, convenient to operation, thus also improve the convenience of operation cruciform fastening for falsework.As can be seen here, this double-pole scaffold system possesses characteristic easy to use, and what solve scaffold builds the problem low with removal efficiency simultaneously, improves the security performance of scaffold.
Further, cambered surface on pressed slider and swelling slide block be all in order to increase they separately with the contact area of vertical rod and horizon bar, improve the fastness of the combination of vertical rod and horizon bar on the one hand, swelling slide block or pressed slider also can be avoided corresponding vertical rod or horizon bar compressive strain on the other hand; The groove bottom of expansion block mounting groove being set to inclined-plane is conveniently to the assembling of swelling slide block, in this case, when compressing the vertical rod in sliding sleeve, the two ends of pressed slider need the degree of depth embedded in opening to be actually not wait, therefore, make in two cell walls of described arc-shaped slot swelling slide block in wedging time direction of advance on be positioned at of front lower than another time, the two ends being conducive to realizing pressed slider do not embed the degree of depth in opening not etc., thus ensure that the area that cambered surface on pressed slider and vertical rod are fitted reaches maximization; Striped on swelling slide block and pressed slider can make the two one integrated mass, cannot mutually swing both ensureing further when mutual jam-packed; Scale on swelling slide block can give operator with instruction, to make operator understand the whether swelling of swelling slide block, in order to avoid wedged dark and damaged corresponding vertical rod and horizon bar; Described position limiting structure effectively can control the operating range of cruciform fastening for falsework in vertical rod, in order to avoid also need the position of the corresponding fastener of the adjustment of long distance in use; Space fastener is to realize same vertical rod in same position place and the connection between corresponding transverse horizontal bar and vertical equity bar, diagonal brace fastener is connected in order to realize between diagonal brace with vertical rod quick, their operating principle is identical with cruciform fastening for falsework, and it will not go into details herein; Male and female joint is that quick conveniently between vertical rod with vertical rod, between hound with hound and/or between horizon bar with horizon bar is connected, in use, male joint is only needed to insert female joint, then one in both rotating along direction initialization, due to the existence of described non-return lock dog and block, male and female joint just can be joined together after relatively rotating, unless now reverse of again rotating in them, otherwise they definitely cannot be thrown off.
Accompanying drawing explanation
Fig. 1 is the structural representation of double-pole scaffold system;
Fig. 2 is the structural representation of the outer row's vertical rod in Fig. 1;
Outer row's vertical rod in Fig. 3 Fig. 1 and the connection diagram of transverse horizontal bar at crisscross joint place;
Fig. 4 is the structural representation (removing swelling slide block and jacking sliding block) of the cruciform fastening for falsework in Fig. 3;
Fig. 5 is the first stereogram of the sliding sleeve in Fig. 4;
Fig. 6 is the second stereogram of the sliding sleeve in Fig. 4;
Fig. 7 is the first stereogram of the swelling slide block in Fig. 3;
Fig. 8 is the second stereogram of the swelling slide block in Fig. 3;
Fig. 9 is the first stereogram of the pressed slider in Fig. 3;
Figure 10 is the second stereogram of the pressed slider in Fig. 3;
Figure 11 is the structural representation of the hasp in Fig. 3;
Figure 12 is outer row's vertical rod in Fig. 1 and the connection diagram of horizon bar at space nodes place;
Figure 13 is outer row's vertical rod in Fig. 1 and the connection diagram of horizon bar under space nodes is in another visual angle;
Figure 14 is outer row's vertical rod in Fig. 1 and the stereogram of horizon bar at space nodes place;
Figure 15 is the structural representation (removing swelling slide block and pressed slider) of the space fastener in Figure 12;
Figure 16 is the structural representation of the movable sleeve in Figure 15;
Figure 17 is the structural representation of the hound in Fig. 1;
Figure 18 be hound in Figure 17 with outer row's vertical rod coordinate schematic diagram;
What Figure 19 was hound in Figure 17 with outer row's vertical rod under another visual angle coordinates schematic diagram;
Figure 20 is the A-A sectional view of Figure 19;
Figure 21 is the structural representation of the diagonal brace fastener in Figure 17;
Figure 22 is the structural representation of the diagonal brace cover in Figure 21;
Figure 23 is the structural representation of male joint;
Figure 24 is the structural representation of female joint.
Detailed description of the invention
The embodiment of double-pole scaffold system, as shown in Fig. 1-2 4, comprise hound 101, vertical rod and horizon bar, vertical rod is divided into interior row's vertical rod 102 and outer row's vertical rod 103, horizon bar is divided into vertical equity bar 104 and transverse horizontal bar 105, wherein, row's vertical rod 102 is indulged with corresponding, between transverse horizontal bar and outer row vertical rod and corresponding in length and breadth to crossing one another between horizon bar and defining crisscross joint (vertical rod only intersects vertically with a horizon bar at same position place) or space nodes (vertical rod intersects vertically with transverse horizontal bar and vertical equity bar respectively at same position place, and also intersect vertically between transverse horizontal bar herein and vertical equity bar.The arrangement mode of vertical rod, horizon bar and hound is prior art, and it will not go into details herein.The vertical rod that wherein crisscross joint is intersected is bound with between horizon bar be connected by cruciform fastening for falsework 201, the vertical rod that space nodes place intersects, linked together by space fastener 202 binding between vertical equity bar and transverse horizontal bar, hound 101 is bound together by diagonal brace fastener 203 and corresponding vertical rod, due to each space nodes, crisscross joint and hound identical all separately with the structure of the cooperation place of vertical rod, below will respectively with a crisscross joint, the structure of the junction of space nodes and hound and vertical rod is that example is to introduce the structure of this double-pole scaffold system.
First as in Fig. 1 shown in A, a crisscross joint has been intersected to form between outer row's vertical rod 103 herein and transverse horizontal bar 105, wherein this outer row's vertical rod is provided with cruciform fastening for falsework 201, can find out in conjunction with such as Fig. 2-11, cruciform fastening for falsework 201 comprises sliding sleeve 11 and holds down assembly, and sliding sleeve 11 slidably overlaps to be arranged in vertical rod 103 outside.Hold down assembly two free bearings 12 comprising and being located at outside sliding sleeve 11, swelling slide block 13 and pressed slider 14, two free bearings 12 are arranged along the axial relative spacing of sliding sleeve 11, one of them free bearing is hinged with the gland 15 for compressing transverse horizontal bar 105, another is hinged with the hasp 16 corresponding with gland 15, in the present embodiment, hasp 16 is T-shaped button, gland 15 is overlapped with hasp 16 by the bayonet socket 1001 that its one end away from corresponding free bearing is arranged and coordinates, and the medial surface of gland 15 is the arc surface with the outline adaptation of transverse horizontal bar 105, wherein hasp 16 is prior art with the structure of gland 15, it will not go into details herein.In addition, dotted line sign part in the socket 1002(Fig. 6 for accommodating transverse horizontal bar is surrounded) between the top of two free bearings 12, the top of socket 1002 is in the circular arc with the outline adaptation of transverse horizontal bar 105, meanwhile, dotted line sign part in the expansion block mounting groove 1003(Fig. 6 for installing swelling slide block 13 is surrounded) between the bottom of two free bearings 12, in the present embodiment, the groove bottom of expansion block mounting groove 1003 be along in the direction of advance of swelling slide block 13 when wedging gradually to the inclined-plane of lopsidedness deviating from swelling slide block 13, position on the jacket wall of sliding sleeve 11 between two free bearings is provided with inside and outside penetrating opening 1004, opening 1004 is just positioned on the bottom land of expansion block mounting groove 1003.
Swelling slide block 13 is arranged in expansion block mounting groove 1003, pressed slider 14 is assemblied in opening 1004, in the present embodiment, swelling slide block 13 adopts voussoir, it is thickening gradually from front to back along direction of advance during swelling, in addition, the side of the opening dorsad of swelling slide block 13 has the cambered surface with the outline adaptation of the relevant position of transverse horizontal bar 105, simultaneously, in order to indicate the wedging degree of depth of swelling slide block 13 in order to avoid damage outer row's vertical rod 103 or transverse horizontal bar 105 by pressure, swelling slide block 13 is also provided with scale (not shown), in the present embodiment, this scale is located on the side elevation of swelling slide block 13, namely be located on the side relative with the cell wall of expansion block mounting groove 1003 of swelling slide block 13, lose to prevent swelling slide block 13, two side elevations of swelling slide block 13 are also provided with sliver 131, the cell wall of expansion block mounting groove 1003 is provided with the guide groove 1005 corresponding with sliver 131, in the present embodiment, sliver 131 and guide groove 1005 direction of advance all when 13 wedging of swelling slide block tilts to the bottom land of expansion block mounting groove 1003 gradually, sliver 131 and guide groove 1005 are worked in coordination and swelling slide block 13 can be stoped to deviate from from the notch of expansion block mounting groove 1003, it is to be noted herein, swelling slide block 13 can be stoped to deviate from from the notch of expansion block mounting groove 1003 although sliver 131 coordinates with guide groove 1005, but be matched in clearance therebetween, this makes swelling slide block 13 can remain when being subject to the pressure of transverse horizontal bar 105 to contact with pressed slider 14, thus sliver 131 can be avoided stressed, sliver 131 is herein only the effect playing spacing anticreep, the two ends place of swelling slide block 13 is also respectively equipped with Stop structure, in the present embodiment, Stop structure adopts the protuberance 132 being located at swelling slide block corresponding end, this protuberance 132 makes swelling slide block cannot deviate from from the end of expansion block mounting groove, in addition, swelling slide block 13 on the side of pressed slider 14, be also provided with anti-skidding striped 133, anti-skidding striped 133 extends along the glide direction of swelling slide block 13.
The side adjacent with swelling slide block 13 of pressed slider 14 is provided with and keeps off cap 141, gear cap 141 is arranged in expansion block mounting groove 1003, the groove bottom of expansion block mounting groove 1003 coordinates with block between gear cap 141, thus can prevent pressed slider 14 from coming off from the inner side of sliding sleeve 11, the lateral surface of gear cap 141 is provided with the anti-skidding striped corresponding with the anti-skidding striped on swelling slide block 13, the anti-skidding striped on gear cap 141 and anti-skidding striped 133 on swelling slide block 13 engaged, in addition, the side of the slide block of swelling dorsad 13 of pressed slider 14 has the cambered surface corresponding with outer row's vertical rod 103, described cambered surface is made up of the medial surface of arc-shaped slot set on pressed slider 14, suppose that the direction of advance of swelling slide block 13 when wedging is front herein, namely be move forward during its wedging, then in the present embodiment, one of front is positioned at lower than another at two cell walls (wall) of swelling slide block in two cell walls of described arc-shaped slot, mention in (second segment) due to above, the groove bottom of expansion block mounting groove 1003 is inclined-plane, and according to the operating principle of this fastener, pressed slider 14 by during swelling ram extrusion its gear cap rear end fit with the bottom land of expansion block mounting groove all the time, its position is almost constant, when being subject to the swelling effect of swelling slide block 13, it is be hinged on sliding sleeve 11 by rear end that pressed slider 14 is now similar to, if the both sides cell wall of the arc-shaped slot therefore on pressed slider 14 is contour, the cell wall at its front end place then will certainly be caused " to scratch " in the tube wall arranging vertical rod 103 outward, thus form the linear contact lay with outer row's vertical rod 103, this obviously can reduce the adhesion between pressed slider and outer row's vertical rod, make in the present embodiment to be positioned at one of front lower than after another at two cell walls (wall) of swelling slide block in two cell walls of arc-shaped slot, effectively can increase the contact area between cambered surface on pressed slider 14 and outer row's vertical rod 103, increase adhesion therebetween.
Shown in Figure 12-16 is outer row's vertical rod 103 in the connection of additional space Nodes (in Fig. 1 B place) and vertical equity bar 104 and transverse horizontal bar 105.Outer row's vertical rod 103 is with vertical, the connection of transverse horizontal bar at space nodes place realizes by space fastener 202, space fastener 202 comprises movable sleeve 21, movable sleeve 21 slidably overlaps to be arranged in vertical rod 103 outside, from accompanying drawing 15, can find out in 16, space fastener 202 is only with the difference of cruciform fastening for falsework 201, its movable sleeve 21 is provided with two covers and holds down assembly, two overlap the different both sides place that the free bearing held down assembly is positioned at movable sleeve 21, their hinge axes spatial vertical intersection (namely supposes that the hinge axes of wherein one group of free bearing held down assembly extends in X direction, the hinge axes of the free bearing that another group holds down assembly extends along Y-direction, then X, between Y, spatial vertical is intersected), make this space fastener transverse horizontal bar 105 and vertical equity bar 104 can be fixed on the same position place of outer row's vertical rod 103 thus simultaneously, certainly, movable sleeve 21 is provided with and holds down assembly with two covers opening respectively corresponding (playing pressuring action for the swelling slide block that Gong holds down assembly and pressed slider).
Shown in Figure 17-22 is hound 101 and the connection of the cooperation place of outer row's vertical rod 103, it is (see the C place in Fig. 1) that realize by diagonal brace fastener 203 that binding between hound 101 with outer row's vertical rod 103 is connected, diagonal brace fastener 203 comprises diagonal brace cover 31, diagonal brace cover 31 is slidably enclosed within hound 101, as can be seen from Figure 21-22, diagonal brace cover 31 is also provided with and holds down assembly, the difference of itself and cruciform fastening for falsework is only, has 45 ° of angles between the center line of diagonal brace cover 31 and the hinge axes of two free bearings held down assembly; Certain diagonal brace fastener is also provided with and the corresponding opening that holds down assembly.
Owing to having relevant criterion to the setting position of node, distance etc. in existing double-pole scaffold system, therefore, vertical rod is respectively equipped with corresponding position limiting structure at the two ends place of space fastener and cruciform fastening for falsework, two ends place at diagonal brace fastener on hound is also provided with corresponding position limiting structure, thus fastener can be made to remain in a suitable scope, avoid the position of the adjustment fastener growing distance in use, in the present embodiment, position limiting structure adopts the bonding wire 41 of built-up welding.
Shown in Figure 23-24 is the structural representation of male joint and female joint respectively, and in the present embodiment, vertical rod, horizon bar and hound are all that Yu Yitou is equipped with male joint 51, and other end is equipped with female joint 52.Male joint 51 has protrudes corresponding steel pipe (vertical rod, horizon bar and hound) outside revolution positioning section 511, revolution positioning section 511 is cylindrical, can to insert in use in female joint 52 and can rotate in female joint 52, realize public, centering between female joint, its inner place has a connecting portion 512, this connecting portion 512 is in truncated cone-shaped and its external diameter is greater than the external diameter turning round positioning section, its outer peripheral face is provided with position limiting convex ring, be referred to as the first bulge loop 513 herein, when assembling male joint 51, first by its inner corresponding end inserting steel pipe, and then be welded and fixed, first bulge loop 513 can be used for coordinating with the end face of steel pipe limiting the degree of depth that steel pipe is inserted in male joint 51, first bulge loop 513 is also provided with simultaneously and is used to indicate public affairs, the cue mark (not shown) of the locking state of female joint, the outer end of revolution positioning section 511 is provided with the linkage section 514 of coaxial line with it, in the present embodiment, linkage section 514 is cylindrical equally, its external diameter is less than the external diameter of revolution positioning section 511, the outer face turning round positioning section 511 is made to form a step surface in the cooperation place with linkage section 514 thus, the outer end of linkage section 514 is provided with non-return lock dog 515, in the present embodiment, non-return lock dog 515 has three, they along linkage section radially outward protrude and center line around linkage section 514 is distributed on linkage section 514, the medial surface of non-return lock dog 515 and the outer face of revolution positioning section 511 surround circumferencial direction around steel pipe from one end to the bayonet socket 516 that the other end broadens gradually, suppose that male joint 51 is along rotating clockwise when locking with female joint 52, then described bayonet socket 516 broadens gradually along clockwise direction, in the present embodiment, the medial surface of non-return lock dog 515 is helicoid, bayonet socket 516 broaden gradually be realize thus (certainly, in other embodiments, corresponding inclined-plane or helicoid can also be set on the outer face of revolution positioning section).
The outside wall surface of female joint 52 is provided with position limiting convex ring equally, this position limiting convex ring is claimed to be the second bulge loop 521 herein, second bulge loop 521 is positioned at the outer end place of female joint, when being assembled on steel pipe, steel pipe 14 is inserted in the inner of female joint 52 first, and the second bulge loop 521 can coordinate with the corresponding end face of steel pipe 14 insertion depth limiting female joint 52, the internal face of female joint 52 is provided with block 522, in the present embodiment, block 522 is positioned at the inner place of female joint 52, it has three, with non-return lock dog 515 one_to_one corresponding, the lateral surface of block 522 is the helicoid with the medial surface complementation of non-return lock dog 515, public, when female joint connects, first male joint 51 is inserted in the endoporus of female joint 52, and non-return lock dog 515 inwardly crosses block from the gap between adjacent blockers, and then the male joint 51 that turns clockwise, then block 522 is stuck in corresponding bayonet socket and also stops public affairs on the one hand, female joint continues to relatively rotate, tangle non-return lock dog and stop public affairs on the other hand, female joint gets loose vertically, in addition, female joint is provided with cue mark (not shown) equally, when male and female structure is docked and locked, this cue mark aligns with the cue mark in male joint.
In other embodiment of double-pole scaffold, the hasp described in above-described embodiment can also be " 7 " font, and in such cases, the described bayonet socket on gland just can omit; As long as described swelling slide block can play the effect of swelling, its concrete shape is unrestricted; In addition, also expansion block mounting groove can be set as oat tail groove structure, and make it narrow gradually from one end to the other end, shoal, then swelling slide block is set as substantially in cuboid, but be also from one end to the other end narrow gradually, thinning shape, with this prevent swelling slide block from the notch of expansion block mounting groove and wherein one end come off; Sliver and guide groove incline direction can also be that the notch gradually to expansion block mounting groove in the direction of advance when the wedging of swelling slide block tilts; Moreover when the opening in movable sleeve, sliding sleeve or top cover is enough large, to such an extent as to when corresponding steel pipe directly can protrude from described opening, described pressed slider is omissible; In the actual process used, corresponding cruciform fastening for falsework can also be assembled at the inner place of vertical equity bar, be connected with main body (being fixed on the vertical rod on body of wall) for completing vertical equity bar, thus prevent scaffold from tilting and collapsing.
Claims (13)
1. double-pole scaffold system, comprise vertical rod and horizon bar, vertical rod is divided into interior row's vertical rod and outer row's vertical rod, horizon bar is divided into transverse horizontal bar and vertical equity bar, crisscross joint is formed after intersecting between vertical rod and corresponding horizon bar, it is characterized in that, vertical rod is provided with cruciform fastening for falsework in the position of corresponding crisscross joint, cruciform fastening for falsework comprises the sliding sleeve that is slidably enclosed within vertical rod and holding down assembly of being located on sliding sleeve, the axis comprised along sliding sleeve that holds down assembly is laid in two free bearings on sliding sleeve relatively, one in two free bearings is hinged with gland, another is hinged with for overlapping with gland and compressing the hasp of gland, the hinge axes of these two free bearings is parallel to each other and intersect with the center line spatial vertical of sliding sleeve, in addition, the socket for accommodating corresponding horizon bar is surrounded between the top of two free bearings, expansion block mounting groove is surrounded between the bottom of the two, the jacket wall of sliding sleeve is provided with inside and outside penetrating opening often overlapping the position between two free bearings held down assembly, in expansion block mounting groove, anticreep is equipped with for the swelling slide block of wedging between vertical rod and corresponding horizon bar, be equipped with the extruding for bearing swelling slide block in described opening and compress the pressed slider of vertical rod, the side of the slide block of swelling dorsad of pressed slider has the cambered surface with the outline adaptation of respective horizontal bar, the side of the described dorsad opening of swelling slide block is provided with the cambered surface with the outline adaptation of corresponding horizon bar, the groove bottom of expansion block mounting groove be along in the direction of advance of swelling slide block when wedging gradually to the inclined-plane of lopsidedness deviating from swelling slide block, cambered surface on pressed slider is made up of the medial surface of arc-shaped slot set on pressed slider, in two cell walls of described arc-shaped slot swelling slide block in wedging time direction of advance on be positioned at one of front lower than another.
2. double-pole scaffold system according to claim 1, it is characterized in that, the side towards described opening of swelling slide block is provided with anti-skidding striped, the bearing of trend of anti-skidding striped is identical with the glide direction of swelling slide block, and pressed slider is provided with the striped be engaged with the anti-skidding striped on swelling slide block.
3. double-pole scaffold system according to claim 1, is characterized in that, swelling slide block is voussoir.
4. double-pole scaffold system according to claim 1, it is characterized in that, one in the cell wall of expansion block mounting groove and the respective side walls of swelling slide block is provided with guide groove, another is provided with the sliver corresponding with guide groove, described guide groove and sliver matched in clearance also stop swelling slide block to be deviate from from the notch of expansion block mounting groove, and the bulge-structure that swelling slide block is established by its two ends place coordinates with sliding sleeve anticreep on activity direction.
5. double-pole scaffold system according to claim 4, is characterized in that, notch or bottom land inclination gradually to expansion block mounting groove in sliver and the guide groove direction of advance all when the wedging of swelling slide block, the incline direction of the two is identical.
6. double-pole scaffold system according to claim 1, is characterized in that, described swelling slide block is provided with the scale being used to indicate its assembling degree of depth.
7. double-pole scaffold system according to claim 1, is characterized in that, the two ends place at each cruciform fastening for falsework in vertical rod is respectively equipped with corresponding position limiting structure.
8. the double-pole scaffold system according to any one of claim 1-7 claim, it is characterized in that, at least one vertical rod is at same position place and corresponding transverse horizontal bar and the square crossing simultaneously of vertical equity bar and form space nodes, vertical rod is provided with space fastener at corresponding space nodes place, space fastener comprises the movable sleeve be slidably enclosed within vertical rod, the outside of movable sleeve is provided with described in two covers and holds down assembly, two overlap the different both sides place that the free bearing held down assembly is positioned at movable sleeve, and their hinge axes spatial vertical is intersected; Movable sleeve is provided with the opening corresponding respectively that to hold down assembly with two covers.
9. double-pole scaffold system according to claim 8, is characterized in that, the two ends place at described movable sleeve in vertical rod is respectively equipped with corresponding position limiting structure.
10. double-pole scaffold system according to claim 9, it is characterized in that, between interior row's vertical rod and interior row's vertical rod or outer row between vertical rod and outer row's vertical rod be provided with hound, hound is equipped with diagonal brace fastener, diagonal brace fastener comprises the diagonal brace cover be slidably enclosed within hound, hound is respectively equipped with corresponding position limiting structure at the two ends place of diagonal brace cover, and the outside of diagonal brace cover is provided with and described hold down assembly and have 45 ° of angles between the center line of diagonal brace cover and the hinge axes of two free bearings held down assembly; In addition, diagonal brace fastener is also provided with and the corresponding opening that holds down assembly.
11. double-pole scaffold system according to any one of claim 1-7 claim, it is characterized in that, vertical rod, one end of at least one in hound and horizon bar three is coaxially fixedly equipped with male joint, the other end is coaxially fixedly equipped with corresponding with male joint, the female joint of tubular, male joint outer end has for inserting female joint to feel relieved the revolution positioning section coordinated with female joint, the outer end of revolution positioning section is provided with the linkage section of coaxial line with it, the external diameter of linkage section is less than the external diameter of revolution positioning section and its outer end is provided with non-return lock dog, the medial surface of described non-return lock dog surrounds wraparound with the outer face of revolution positioning section and turns the circumferencial direction of positioning section from one end to the bayonet socket that the other end broadens gradually, the internal face of described female joint is provided with for inserting in male joint and be stuck in the block in described bayonet socket after direction initialization rotation.
12. double-pole scaffold system according to claim 11, is characterized in that, male and female joint separately there is inserting section and have respectively coaxial that arrange, for limiting the position limiting convex ring of its insertion depth, the position limiting convex ring of female joint is positioned at its outer end place.
13. double-pole scaffold system according to claim 11, is characterized in that, male and female joint are provided with separately the cue mark of the locked position being used to indicate them.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310166365.7A CN103206079B (en) | 2013-05-08 | 2013-05-08 | A kind of double-pole scaffold system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310166365.7A CN103206079B (en) | 2013-05-08 | 2013-05-08 | A kind of double-pole scaffold system |
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| CN103206079A CN103206079A (en) | 2013-07-17 |
| CN103206079B true CN103206079B (en) | 2015-09-02 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104499701A (en) * | 2014-12-29 | 2015-04-08 | 天津大学 | Universal supporting frame node diagonal bracing |
| CN106592956B (en) * | 2016-11-30 | 2019-02-15 | 中铁十六局集团城市建设发展有限公司 | A kind of shifting of fastener type steel pipe double-pole scaffold changes method |
| CN111677253A (en) * | 2020-05-22 | 2020-09-18 | 浙江新中源建设有限公司 | Tall formwork support and building method thereof |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| NL70847C (en) * | ||||
| US504717A (en) * | 1893-09-12 | Umbrella-support | ||
| US2575917A (en) * | 1949-07-01 | 1951-11-20 | Up Right Inc | Swivel coupling |
| NL6609659A (en) * | 1966-03-08 | 1967-09-11 | ||
| US6786302B2 (en) * | 2002-02-20 | 2004-09-07 | National University Of Singapore | Triple coupler for flexible scaffold system |
| CN103061498B (en) * | 2013-02-07 | 2016-01-06 | 朱新伟 | A kind of scaffold is to connected components and male and female joint thereof |
| CN103046737B (en) * | 2013-02-07 | 2015-01-14 | 朱新伟 | Wedge-caulking cross buckle and sliding sleeve thereof |
| CN203230162U (en) * | 2013-05-08 | 2013-10-09 | 朱新伟 | Double-pole scaffold system |
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