CN103206079A - Double-pole scaffold system - Google Patents
Double-pole scaffold system Download PDFInfo
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- CN103206079A CN103206079A CN2013101663657A CN201310166365A CN103206079A CN 103206079 A CN103206079 A CN 103206079A CN 2013101663657 A CN2013101663657 A CN 2013101663657A CN 201310166365 A CN201310166365 A CN 201310166365A CN 103206079 A CN103206079 A CN 103206079A
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- 238000000429 assembly Methods 0.000 abstract 1
- 229910000831 Steel Inorganic materials 0.000 description 15
- 239000010959 steel Substances 0.000 description 15
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 6
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Abstract
The invention relates to the field of building scaffolds, and in particular relates to a double-pole scaffold system. The system comprises vertical rods and horizontal rods, wherein cross-shaped buckling parts are arranged at positions of the corresponding cross-shaped joints on the vertical rods; the cross-shaped buckling parts comprise sliding sleeves sleeved on the vertical rods and pressing assemblies arranged on the sliding sleeves; each pressing assembly comprises two hinge seats; one of the two hinge seats is hinged with a pressing cover, the other one of the two hinge seats is hinged with a hasp; hinging axial lines of the two hinge seats are parallel to each other and are vertically crossed with a space of central lines of the sliding sleeves; and in addition, a containing opening for containing the corresponding horizontal rods is encircled between the upper parts of the two hinge seats; an expansion block mounting groove is encircled between the lower parts of the two hinge seats; openings, of which the inner parts and the outer parts penetrate through each other, are formed between the two hinge seats of each set of pressing assembly on the walls of the sliding sleeves; an expanding sliding block which is used for preventing falling and wedged between the vertical rods and the corresponding horizontal rods is arranged in the expanding block mounting groove; and the double-pole scaffold system has the characteristic of convenience in application, and the security performance of a scaffold is improved.
Description
Technical field
The present invention relates to the building scaffold field, particularly relate to a kind of double-pole scaffold system.
Background technology
At present, common scaffold is divided into fastener type steel pipe scaffold, bowl fastening type steel pipe scaffold, spigot-and-socket steel pipe scaffold, door-type scaffold in the building field, also has internal scaffolding miscellaneous, hangs outrigger scaffold and other tube material scaffold.Wherein the double-pole scaffold system is exactly a kind of of fastener type steel pipe scaffold.
Row's vertical rod in the double-pole scaffold system comprises, outer two row vertical rod and vertical, horizontal horizon bars, between them or intersect to form crisscross joint in twos, or three's formation space nodes that intersects.The double-pole scaffold system generally is used for masonry project, needs load-bearing, loses constructional materialss such as the mud that discharges water, commentaries on classics.Therefore, require above-described crisscross joint and space nodes place that connector, i.e. fastener reliably must be arranged enough.The fastener that adopts comprises pedestal mostly at present, be hinged on the gland on the pedestal and be hinged on connecting bolt on the pedestal, wherein the pedestal inboard has the cambered surface adaptive with the outline of vertical rod, gland is divided into upper press cover and side pressure lid and they and is equipped with the bayonet socket of U-shaped away from an end of jointed shaft, connecting bolt and gland are corresponding and be oppositely arranged with corresponding gland one by one, during use, cooperation that can be by side pressure lid and corresponding connecting bolt with the pedestal banding in vertical rod, fix corresponding horizon bar by upper press cover and cooperating of corresponding connecting bolt then, thereby two steel pipes that cross one another of scaffold are fixed together.From its operating principle as can be known, above-mentioned cross buckle needs to operate at least respectively two glands in use, it is upper press cover and side pressure lid, so inefficiency, in addition, because the gland pedestal of above-mentioned fastener is to fix by connecting bolt when work, this has further reduced staff's operating efficiency, has namely reduced the building and removal efficiency of scaffold, has increased staff's labour intensity, especially it should be noted that, the working environment of fastener is mostly relatively more abominable, in case connecting bolt gets rusty or be stained, then can make troubles further for the dismounting of fastener, in the application life that this has in fact also influenced fastener, increased the maintenance cost to it; Moreover, above-mentioned fastener only can be realized the binding between 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 has also reduced the efficient of building and dismantle double-pole scaffold to a certain extent.
The problem of the dismounting inconvenience that brings for the connecting bolt that solves by fastener, application number be 2012202780806 and application number be that 932388701 Chinese patent discloses two kinds of scaffold clasps that different voussoirs is fixing respectively, the two all is to come the swelling stationary gland by the form that voussoir is set between the nut of the lateral surface of fastener gland and connecting bolt, in such cases, in fact connecting bolt has formed a hasp, only need in use it is ploughed under in the bayonet socket of corresponding gland and with the voussoir swelling and get final product, thereby just exempted the nut of connecting bolt screwed and unscrewed operation, brought benefit for the raising of efficiency of construction to a certain extent, but above-mentioned fastener still needs to operate respectively two cover glands, connecting bolt and corresponding voussoir, still there is unhandy problem, in addition, because voussoir is between the gland of gland and connecting bolt, therefore very easily come off owing to bump by mistake on the one hand, there is certain potential safety hazard, also makes losing of voussoir become unavoidable 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 fast construction and the double-pole scaffold system of dismounting.
In order to address the above problem, double-pole scaffold of the present invention system is by the following technical solutions: the double-pole scaffold system, comprise vertical rod and horizon bar, arrange vertical rod in vertical rod is divided into and efflux vertical rod, horizon bar is divided into transverse horizontal bar and vertical equity bar, be formed with crisscross joint after intersecting between vertical rod and the corresponding horizon bar, be provided with cruciform fastening for falsework in the position of corresponding crisscross joint in the vertical rod, cruciform fastening for falsework comprises and slidably is enclosed within the sliding sleeve in the vertical rod and is located at holding down assembly on the sliding sleeve, hold down assembly and comprise and axially be laid in two free bearings on the sliding sleeve relatively along sliding sleeve, be hinged with gland on one in two free bearings, be hinged with on another for gland overlap joint and compress 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, surround the socket for ccontaining corresponding horizon bar between the top of two free bearings, surround the piece mounting groove that expands between the bottom of the two, be provided with inside and outside penetrating opening in the position that every cover compresses between two free bearings of assembly on the jacket wall of sliding sleeve, anticreep is equipped with for wedging at vertical rod and the swelling slide block between the horizon bar accordingly in the piece mounting groove that expands.
Be equipped be used to the extruding of bearing the swelling slide block in the described opening and compress the pressed slider of vertical rod, a side of the slide block of swelling dorsad of pressed slider has the cambered surface adaptive with the outline of respective horizontal bar; One side of the described opening dorsad of swelling slide block is provided with the cambered surface adaptive with the outline of corresponding horizon bar.
Expand the piece mounting groove groove bottom for along on the direction of advance of swelling slide block when the wedging gradually to the inclined-plane of the lopsidedness that deviates from the swelling slide block, cambered surface on the pressed slider is made of the medial surface of arc-shaped slot set on the pressed slider, is positioned at of the place ahead in the direction of advance of swelling slide block during in wedging in two cell walls of described arc-shaped slot and is lower than another.
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, pressed slider be provided with the swelling slide block on the striped of anti-skidding striped interlock.
The swelling slide block is voussoir.
One in the cell wall of bloated piece 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 the swelling slide block to be deviate from from the notch of the piece mounting groove that expands, and the bulge-structure that the swelling slide block is established by its place, two ends cooperates with the sliding sleeve anticreep on activity direction.
Sliver and guide groove all on the direction of advance when the wedging of swelling slide block gradually notch or the bottom land to the piece mounting groove that expands tilt, the incline direction of the two is identical.
Described swelling slide block is provided with the scale that is used to indicate its assembling degree of depth.
Place, two ends at each cruciform fastening for falsework in the vertical rod is provided with corresponding position limiting structure respectively.
At least one vertical rod is in same position place and corresponding transverse horizontal bar and the square crossing simultaneously of vertical equity bar and form space nodes, be provided with the space fastener at corresponding space nodes place in the vertical rod, the space fastener comprises the movable sleeve that slidably is enclosed within the vertical rod, the outside of movable sleeve is provided with described the holding down assembly of two covers, two overlap the different place, both sides that the free bearing that compresses assembly is positioned at movable sleeve, and their hinge axes spatial vertical is intersected; Movable sleeve is provided with two covers and compresses assembly corresponding opening respectively.
Place, two ends at described movable sleeve in the vertical rod is provided with corresponding position limiting structure respectively.
In between row vertical rod and the interior row's vertical rod or efflux vertical rod and efflux and be provided with hound between the vertical rod, be equipped with the diagonal brace fastener on the hound, the diagonal brace fastener comprises the diagonal brace cover that slidably is enclosed within on the hound, place, two ends at diagonal brace cover on the hound is provided with corresponding position limiting structure respectively, the outside of diagonal brace cover be provided with described hold down assembly and the hinge axes of the center line of diagonal brace cover and two free bearings that hold down assembly between have 45 ° of angles; In addition, also be provided with and the corresponding opening that holds down assembly on the diagonal brace fastener.
Vertical rod, one end of at least one among hound and the horizon bar three is coaxial fixedly to be equipped with male joint, the other end is coaxial fixedly be equipped with corresponding with male joint, the female joint of tubular, the male joint outer end has for inserting the revolution positioning section of female joint to cooperate with female joint centering, 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 provided with the non-return lock dog less than external diameter and its outer end of revolution positioning section, the outer face of the medial surface of described non-return lock dog and revolution positioning section surrounds wraparound is changeed the bayonet socket that the circumferencial direction of positioning section broadens gradually from an end to the other end, and the internal face of described female joint is provided with for the block that inserts and be stuck in after the direction initialization rotation described bayonet socket in male joint.
The male and female joint has inserting section separately and has position limiting convex ring coaxial setting, that be used for limiting its insertion depth respectively, and the position limiting convex ring of female joint is positioned at its place, outer end.
Be provided with the cue mark of the locked position that is used to indicate them on the male and female joint separately.
When building this double-pole scaffold system, can at first vertical rod be fixed, make then that sliding in the vertical rod slides looks for the position, after finding desired location, corresponding horizon bar is radially placed socket place between two free bearings, cooperate with gland after the preliminary locking of horizon bar by hasp, knock the swelling slide block from the corresponding end of swelling slide block and just can push vertical rod and horizon bar simultaneously, and then the locking between realization vertical rod and the horizon bar; At first, owing to be to adopt the mode of swelling slide block swelling to realize the interlocking between vertical rod and the horizon bar, when being subjected to the other side's reaction force, it is more and more tighter that the swelling slide block only can become, and vertical rod and horizon bar are relatively moved, in addition, because the swelling slide block is between vertical rod and horizon bar, under the barrier effect of vertical rod and horizon bar, its possibility that is touched down reduces greatly, thereby avoided the accident of fastener loosening, improved the security performance of fastener, the description of the use by above contacting piece is known, described cruciform fastening for falsework only need be operated a gland in use, knock the swelling slide block then and can realize the vertical rod of two orthogonal intersections and the locking of horizon bar, convenient to operation, thus also improved the convenience of operating cruciform fastening for falsework.This shows that this double-pole scaffold system possesses characteristic easy to use, solved the problem low with removal efficiency of building of scaffold simultaneously, improved the security performance of scaffold.
Further, cambered surface on pressed slider and the swelling slide block all be for 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, also can avoid swelling slide block or pressed slider with corresponding vertical rod or horizon bar compressive strain on the other hand; It is for convenience to the assembling of swelling slide block that the groove bottom of the piece mounting groove that expands is made as the inclined-plane, in this case, during vertical rod in compressing sliding sleeve, the two ends of pressed slider need embed the degree of depth in the opening and be actually and do not wait, therefore, make in two cell walls of described arc-shaped slot when the direction of advance of swelling slide block during in wedging is positioned at of the place ahead and is lower than another, be conducive to realize that the degree of depth that the two ends of pressed slider embed in the opening does not wait, thereby the area that guarantees cambered surface and vertical rod applying on the pressed slider reaches maximization; Striped on swelling slide block and the pressed slider can make the two one integrated mass, guarantees that further the two can't swing when mutual jam-packed mutually; Scale on the swelling slide block can give the operator with indication, so that whether the operator understands the swelling of swelling slide block, damages corresponding vertical rod and horizon bar in order to avoid wedged dark; Described position limiting structure can effectively be controlled the operating range of cruciform fastening for falsework in vertical rod, in order to avoid also need grow the position of the corresponding fastener of adjusting of distance in use; The space fastener is in order to realize that same vertical rod is in being connected between same position place and corresponding transverse horizontal bar and the vertical equity bar, the diagonal brace fastener is in order to realize quick connection the between diagonal brace and the vertical rod, their operating principle is identical with cruciform fastening for falsework, will not give unnecessary details herein; The male and female joint be vertical rod for convenience with vertical rod between, between hound and the hound and/or quick connection the between horizon bar and the horizon bar, in use, only need female joint is inserted in male joint, one that rotates in the two along direction initialization then gets final product, because the existence of described non-return lock dog and block, the male and female joint be through relatively just can being joined together after the rotation, unless this moment reverse rotate in them one again, otherwise they definitely can't be thrown off.
Description of drawings
Fig. 1 is the structural representation of double-pole scaffold system;
Fig. 2 is the structural representation that effluxes vertical rod among Fig. 1;
Efflux vertical rod and transverse horizontal bar in the connection diagram at crisscross joint place among Fig. 3 Fig. 1;
Fig. 4 is the structural representation (removing swelling slide block and roof pressure slide block) of the cruciform fastening for falsework among Fig. 3;
Fig. 5 is first stereogram of the sliding sleeve among Fig. 4;
Fig. 6 is second stereogram of the sliding sleeve among Fig. 4;
Fig. 7 is first stereogram of the swelling slide block among Fig. 3;
Fig. 8 is second stereogram of the swelling slide block among Fig. 3;
Fig. 9 is first stereogram of the pressed slider among Fig. 3;
Figure 10 is second stereogram of the swelling slide block among Fig. 3;
Figure 11 is the structural representation of the hasp among Fig. 3;
Figure 12 effluxes vertical rod and horizon bar in the connection diagram at space nodes place among Fig. 1;
Figure 13 is that efflux vertical rod and the horizon bar among Fig. 1 is in connection diagram under another visual angle at space nodes;
Figure 14 effluxes vertical rod and horizon bar at the stereogram at space nodes place among Fig. 1;
Figure 15 is the structural representation (removing swelling slide block and pressed slider) of the space fastener among Figure 12;
Figure 16 is the structural representation of the movable sleeve among Figure 15;
Figure 17 is the structural representation of the hound among Fig. 1;
Figure 18 is the hound and the schematic diagram that cooperates that effluxes vertical rod among Figure 17;
Figure 19 be among Figure 17 hound with efflux vertical rod and under another visual angle, cooperate schematic diagram;
Figure 20 is the A-A sectional view of Figure 19;
Figure 21 is the structural representation of the diagonal brace fastener among Figure 17;
Figure 22 is the structural representation of the diagonal brace cover among Figure 21;
Figure 23 is the structural representation of male joint;
Figure 24 is the structural representation of female joint.
The specific embodiment
The embodiment of double-pole scaffold system, shown in Fig. 1-2 4, comprise hound 101, vertical rod and horizon bar, arrange vertical rod 102 in vertical rod is divided into and efflux vertical rod 103, horizon bar is divided into vertical equity bar 104 and transverse horizontal bar 105, row's vertical rod 102 is with corresponding vertical wherein, between the transverse horizontal bar and efflux vertical rod and accordingly in length and breadth to crossing one another between the horizon bar and having formed crisscross joint (vertical rod only intersects vertically with a horizon bar at the same position place) or space nodes (vertical rod intersects vertically with transverse horizontal bar and vertical equity bar respectively at the same position place, and also intersects vertically between transverse horizontal bar herein and the vertical equity bar.The arrangement mode of vertical rod, horizon bar and hound is prior art, will not give unnecessary details herein.Wherein bind by cruciform fastening for falsework 201 between the vertical rod that intersects of crisscross joint and the horizon bar and be connected, the vertical rod that the space nodes place intersects, link together by 202 bindings of space fastener between vertical equity bar and the transverse horizontal bar, hound 101 binds together by diagonal brace fastener 203 and corresponding vertical rod, because each space nodes, crisscross joint and hound are all identical separately with the structure of the cooperation place of vertical rod, below will be respectively with a crisscross joint, the structure of the junction of space nodes and hound and vertical rod is the structure that example is introduced this double-pole scaffold system.
At first as shown in the A among Fig. 1, effluxing herein intersected to form a crisscross joint between vertical rod 103 and the transverse horizontal bar 105, wherein this effluxes vertical rod and is provided with cruciform fastening for falsework 201, in conjunction with as Fig. 2-11 as can be seen, cruciform fastening for falsework 201 comprises sliding sleeve 11 and holds down assembly that sliding sleeve 11 slidably is enclosed within and effluxes in the vertical rod 103.Hold down assembly and comprise two free bearings 12 that are located at sliding sleeve 11 outsides, swelling slide block 13 and pressed slider 14, two free bearings 12 are arranged along the axial relative spacing of sliding sleeve 11, be hinged with on one of them free bearing be used to the gland 15 that compresses transverse horizontal bar 105, be hinged with the hasp 16 corresponding with gland 15 on another, hasp 16 is T shape button in the present embodiment, gland 15 cooperates with hasp 16 overlap joints away from the bayonet socket 1001 that an end of corresponding free bearing arranges by it, and the medial surface of gland 15 is the arc surface adaptive with the outline of transverse horizontal bar 105, wherein hasp 16 is prior art with the structure of gland 15, will not give unnecessary details herein.In addition, the socket 1002(Fig. 6 dotted line that surrounds between the top of two free bearings 12 for ccontaining transverse horizontal bar indicates part), the top of socket 1002 is the circular arc adaptive with the outline of transverse horizontal bar 105, meanwhile, surround between the bottom of two free bearings 12 for bloated piece mounting groove 1003(Fig. 6 dotted line that swelling slide block 13 is installed and indicate part), in the present embodiment, expand piece mounting groove 1003 groove bottom for along on the direction of advance of swelling slide block 13 when the wedging gradually to the inclined-plane of the lopsidedness that deviates 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, and opening 1004 just is positioned on the bottom land of the piece mounting groove 1003 that expands.
A side adjacent with swelling slide block 13 of pressed slider 14 is provided with retaining cap 141, retaining cap 141 is arranged in the piece mounting groove 1003 that expands, expand piece mounting groove 1003 groove bottom with keep off that block cooperates between the cap 141, thereby can prevent that pressed slider 14 from coming off from the inboard of sliding sleeve 11, the lateral surface of retaining cap 141 is provided with the anti-skidding striped corresponding with anti-skidding striped on the swelling slide block 13, and anti-skidding striped and the anti-skidding striped 133 on the swelling slide block 13 on the retaining cap 141 are engaged; In addition, one side of the slide block of swelling dorsad 13 of pressed slider 14 has the cambered surface corresponding with effluxing vertical rod 103, described cambered surface is made of the medial surface of arc-shaped slot set on the pressed slider 14, suppose that herein the direction of advance of swelling slide block 13 when wedging is the place ahead, be to move forward when being its wedging, then in the present embodiment, be positioned at of the place ahead at two cell walls (wall) of swelling slide block in two cell walls of described arc-shaped slot and be lower than another, owing to above mention in (second section), the groove bottom of bloated piece mounting groove 1003 is the inclined-plane, and according to the operating principle of this fastener as can be known, fit with the bottom land of bloated piece mounting groove all the time in pressed slider 14 its retaining cap rear end when being pushed by the swelling slide block, its position is almost constant, when the time spent is done in the swelling that is subjected to swelling slide block 13, it is to be hinged on the sliding sleeve 11 by the rear end that pressed slider 14 is similar at this moment, therefore if the both sides cell wall of the arc-shaped slot on the pressed slider 14 is contour, then will certainly cause the cell wall at its front end place " to scratch " in the tube wall that effluxes vertical rod 103, contact with the line that effluxes vertical rod 103 thereby form, this obviously can reduce pressed slider and efflux adhesion between the vertical rod, two cell walls (wall) at the swelling slide block are positioned at after of the place ahead is lower than another, can effectively increase the cambered surface on the pressed slider 14 and efflux contact area between the vertical rod 103, increase the adhesion between the two.
Shown in Figure 12-16 is the situation that is connected that effluxes vertical rod 103 (B place among Fig. 1) and vertical equity bar 104 and transverse horizontal bar 105 at corresponding space node place.Efflux vertical rod 103 with vertical, the transverse horizontal bar is realized by space fastener 202 in the connection at space nodes place, space fastener 202 comprises movable sleeve 21, movable sleeve 21 slidably is enclosed within and effluxes in the vertical rod 103, from accompanying drawing 15, in 16 as can be seen, space fastener 202 only is with the difference of cruciform fastening for falsework 201, its movable sleeve 21 is provided with two covers and compresses assembly, two overlap the different place, both sides that the free bearing that compresses assembly is positioned at movable sleeve 21, their hinge axes spatial vertical intersection (supposes that namely wherein the hinge axes of one group of free bearing that holds down assembly is to extend along directions X, the hinge axes of the free bearing that another group holds down assembly is to extend along Y-direction, X then, spatial vertical is intersected between the Y), make this space fastener simultaneously transverse horizontal bar 105 and vertical equity bar 104 to be fixed on the same position place that effluxes vertical rod 103 thus, certainly, movable sleeve 21 is provided with respectively and compresses assembly corresponding opening (the swelling slide block and the pressed slider performance pressuring action that are used for the tight assembly of voltage supply) with two covers.
Shown in Figure 17-22 is hound 101 and the situation that is connected of the cooperation place that effluxes vertical rod 103, hound 101 is (the seeing C place among Fig. 1) realized by diagonal brace fastener 203 with effluxing that binding between the vertical rod 103 is connected, diagonal brace fastener 203 comprises diagonal brace cover 31, diagonal brace cover 31 slidably is enclosed within on the hound 101, from Figure 21-22 as can be seen, also be provided with on the diagonal brace cover 31 and hold down assembly, the difference of itself and cruciform fastening for falsework only is to have 45 ° of angles between the hinge axes of the center line of diagonal brace cover 31 and two free bearings that hold down assembly; Certainly also be provided with and the corresponding opening that holds down assembly on the diagonal brace fastener.
Because arrange position, distance etc. to node in the existing double-pole scaffold system have relevant criterion, therefore, place, two ends at space fastener and cruciform fastening for falsework in the vertical rod is provided with corresponding position limiting structure respectively, place, two ends at the diagonal brace fastener on the hound also is provided with corresponding position limiting structure, thereby fastener is remained in the suitable scope, avoid growing in use the position of the adjusting fastener of distance, in the present embodiment, the bonding wire 41 that position limiting structure adopts built-up welding to form.
Shown in Figure 23-24 is respectively the structural representation of male joint and female joint, and in the present embodiment, vertical rod, horizon bar and hound all are that Yu Yitou is equipped with male joint 51, and the other end is equipped with female joint 52.Male joint 51 has the corresponding steel pipe (vertical rod of protrusion, horizon bar and hound) outside revolution positioning section 511, revolution positioning section 511 is cylindrical, can insert in the female joint 52 in use and can in female joint 52, rotate, realize public, centering between the female joint, its inner place has a connecting portion 512, this connecting portion 512 is truncated cone-shaped and its external diameter greater than the external diameter of revolution positioning section, its outer peripheral face is provided with position limiting convex ring, be referred to as first bulge loop 513 herein, when assembling male joint 51, at first with its inner corresponding end of inserting steel pipe, and then welding is fixing, first bulge loop 513 can be used for cooperating the degree of depth that limits male joint 51 insertion steel pipes with the end face of steel pipe, also is provided with on first bulge loop 513 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, make the outer face of revolution positioning section 511 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 radially outward protrude and are distributed on the linkage section 514 around the center line of linkage section 514 along linkage section, the medial surface of non-return lock dog 515 surrounds the bayonet socket 516 that the circumferencial direction around steel pipe broadens gradually from an end to the other end with the outer face of revolution positioning section 511, suppose that male joint 51 is along clockwise rotating with female joint 52 lockings the time, then described bayonet socket 516 is to broaden gradually along clockwise direction, in the present embodiment, the medial surface of non-return lock dog 515 is helicoid, broadening gradually of bayonet socket 516 is realize thus (certain, in other embodiments, can also corresponding inclined-plane or helicoid be set in the outer face of revolution positioning section).
Be provided with position limiting convex ring on the outside wall surface of female joint 52 equally, claim that herein this position limiting convex ring is second bulge loop 521, second bulge loop 521 is positioned at the place, outer end of female joint, in the time of on being assembled to steel pipe, steel pipe 14, the second bulge loops 521 are at first inserted in the inner of female joint 52 can cooperate the insertion depth that limits female joint 52 with the corresponding end face of steel pipe 14; The internal face of female joint 52 is provided with block 522, in the present embodiment, block 522 is positioned at the place, the inner of female joint 52, it has three, corresponding one by one with non-return lock dog 515, 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, male joint 51 at first is inserted in the endoporus of female joint 52, and non-return lock dog 515 is inwardly crossed block from the gap between adjacent blockers, and then the male joint 51 that turns clockwise, then block 522 is stuck in the corresponding bayonet socket and stops public on the one hand, female joint continues to relatively rotate, and tangles the non-return lock dog on the other hand and stops public, female joint gets loose vertically; In addition, be provided with the cue mark (not shown) in the female joint equally, when male and female structure butt joint and locking, this cue mark aligns with cue mark in the 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 the 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 the piece mounting groove that expands can be set as oat tail groove structure, and make it narrow down gradually, shoal from an end to the other end, then the swelling slide block is set as and is cuboid substantially, but also be from an end to the other end narrow down gradually, the shape of attenuation, with this prevent the swelling slide block from expand the notch of piece mounting groove and wherein an end come off; Sliver and guide groove incline direction can also be on the direction of advance when the wedging of swelling slide block gradually the notch to the piece mounting groove that expands tilt; Moreover the opening that puts when movable sleeve, sliding sleeve or top is enough big, to such an extent as to corresponding steel pipe can be from described opening directly during protrusion, described pressed slider is omissible; In the actual process of using, can also be connected with main body (being fixed on the vertical rod on the body of wall) to be used for the finishing vertical equity bar, thereby prevent that scaffold from tilting and collapsing at the corresponding cruciform fastening for falsework of place, the inner assembling of vertical equity bar.
Claims (15)
1. double-pole scaffold system, comprise vertical rod and horizon bar, arrange vertical rod in vertical rod is divided into and efflux vertical rod, horizon bar is divided into transverse horizontal bar and vertical equity bar, be formed with crisscross joint after intersecting between vertical rod and the corresponding horizon bar, it is characterized in that, be provided with cruciform fastening for falsework in the position of corresponding crisscross joint in the vertical rod, cruciform fastening for falsework comprises and slidably is enclosed within the sliding sleeve in the vertical rod and is located at holding down assembly on the sliding sleeve, hold down assembly and comprise and axially be laid in two free bearings on the sliding sleeve relatively along sliding sleeve, be hinged with gland on one in two free bearings, be hinged with on another for gland overlap joint and compress 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, surround the socket for ccontaining corresponding horizon bar between the top of two free bearings, surround the piece mounting groove that expands between the bottom of the two, be provided with inside and outside penetrating opening in the position that every cover compresses between two free bearings of assembly on the jacket wall of sliding sleeve, anticreep is equipped with for wedging at vertical rod and the swelling slide block between the horizon bar accordingly in the piece mounting groove that expands.
2. double-pole scaffold according to claim 1 system, it is characterized in that, be equipped be used to the extruding of bearing the swelling slide block in the described opening and compress the pressed slider of vertical rod, a side of the slide block of swelling dorsad of pressed slider has the cambered surface adaptive with the outline of respective horizontal bar; One side of the described opening dorsad of swelling slide block is provided with the cambered surface adaptive with the outline of corresponding horizon bar.
3. double-pole scaffold according to claim 2 system, it is characterized in that, expand the piece mounting groove groove bottom for along on the direction of advance of swelling slide block when the wedging gradually to the inclined-plane of the lopsidedness that deviates from the swelling slide block, cambered surface on the pressed slider is made of the medial surface of arc-shaped slot set on the pressed slider, is positioned at of the place ahead in the direction of advance of swelling slide block during in wedging in two cell walls of described arc-shaped slot and is lower than another.
4. double-pole scaffold according to claim 2 system, it is characterized in that, 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, pressed slider be provided with the swelling slide block on the striped of anti-skidding striped interlock.
5. double-pole scaffold according to claim 1 system is characterized in that the swelling slide block is voussoir.
6. double-pole scaffold according to claim 1 system, it is characterized in that, one in the cell wall of bloated piece 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 the swelling slide block to be deviate from from the notch of the piece mounting groove that expands, and the bulge-structure that the swelling slide block is established by its place, two ends cooperates with the sliding sleeve anticreep on activity direction.
7. double-pole scaffold according to claim 7 system is characterized in that, sliver and guide groove all on the direction of advance when the wedging of swelling slide block gradually notch or the bottom land to the piece mounting groove that expands tilt, the incline direction of the two is identical.
8. double-pole scaffold according to claim 1 system is characterized in that, described swelling slide block is provided with the scale that is used to indicate its assembling degree of depth.
9. double-pole scaffold according to claim 1 system is characterized in that, the place, two ends at each cruciform fastening for falsework in the vertical rod is provided with corresponding position limiting structure respectively.
10. according to the described double-pole scaffold of each claim of claim 1-9 system, it is characterized in that, at least one vertical rod is in same position place and corresponding transverse horizontal bar and the square crossing simultaneously of vertical equity bar and form space nodes, be provided with the space fastener at corresponding space nodes place in the vertical rod, the space fastener comprises the movable sleeve that slidably is enclosed within the vertical rod, the outside of movable sleeve is provided with described the holding down assembly of two covers, two overlap the different place, both sides that the free bearing that compresses assembly is positioned at movable sleeve, and their hinge axes spatial vertical is intersected; Movable sleeve is provided with two covers and compresses assembly corresponding opening respectively.
11. double-pole scaffold according to claim 10 system is characterized in that, the place, two ends at described movable sleeve in the vertical rod is provided with corresponding position limiting structure respectively.
12. double-pole scaffold according to claim 11 system, it is characterized in that, in between row vertical rod and the interior row's vertical rod or efflux vertical rod and efflux and be provided with hound between the vertical rod, be equipped with the diagonal brace fastener on the hound, the diagonal brace fastener comprises the diagonal brace cover that slidably is enclosed within on the hound, place, two ends at diagonal brace cover on the hound is provided with corresponding position limiting structure respectively, the outside of diagonal brace cover be provided with described hold down assembly and the hinge axes of the center line of diagonal brace cover and two free bearings that hold down assembly between have 45 ° of angles; In addition, also be provided with and the corresponding opening that holds down assembly on the diagonal brace fastener.
13. according to claim 1-9 and 11, the described double-pole scaffold of 12 each claims system, it is characterized in that, vertical rod, one end of at least one among hound and the horizon bar three is coaxial fixedly to be equipped with male joint, the other end is coaxial fixedly be equipped with corresponding with male joint, the female joint of tubular, the male joint outer end has for inserting the revolution positioning section of female joint to cooperate with female joint centering, 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 provided with the non-return lock dog less than external diameter and its outer end of revolution positioning section, the outer face of the medial surface of described non-return lock dog and revolution positioning section surrounds wraparound is changeed the bayonet socket that the circumferencial direction of positioning section broadens gradually from an end to the other end, and the internal face of described female joint is provided with for the block that inserts and be stuck in after the direction initialization rotation described bayonet socket in male joint.
14. double-pole scaffold according to claim 13 system is characterized in that, the male and female joint has inserting section separately and has position limiting convex ring coaxial setting, that be used for limiting its insertion depth respectively, and the position limiting convex ring of female joint is positioned at its place, outer end.
15. double-pole scaffold according to claim 13 system is characterized in that, is provided with the cue mark of the locked position that is used to indicate them on the male and female joint separately.
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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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| 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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| CN103206079B CN103206079B (en) | 2015-09-02 |
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| CN104499701A (en) * | 2014-12-29 | 2015-04-08 | 天津大学 | Universal supporting frame node diagonal bracing |
| CN106592956A (en) * | 2016-11-30 | 2017-04-26 | 中铁十六局集团城市建设发展有限公司 | Method for moving and changing fastener type steel pipe double-row scaffold |
| 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 |
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Also Published As
| Publication number | Publication date |
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| CN103206079B (en) | 2015-09-02 |
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