CN203230179U - Scaffolding transverse rod for supporting templates of girder - Google Patents
Scaffolding transverse rod for supporting templates of girder Download PDFInfo
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- CN203230179U CN203230179U CN 201320244614 CN201320244614U CN203230179U CN 203230179 U CN203230179 U CN 203230179U CN 201320244614 CN201320244614 CN 201320244614 CN 201320244614 U CN201320244614 U CN 201320244614U CN 203230179 U CN203230179 U CN 203230179U
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- steel pipe
- slide block
- swelling
- swelling slide
- cross bar
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Abstract
The utility model relates to the field of building scaffolds and particularly relates to a scaffolding transverse rod for supporting templates of a girder. The scaffolding transverse rod comprises a transverse steel pipe, wherein at least one pair of jacking fasteners is arranged on the transverse steel pipe and comprises jacking sleeves which are slidably sleeved on the transverse steel pipe, and the jacking sleeves are provided with jacking portions which are used for jacking the templates of side facades of the girder; and furthermore, wedge fastening blocks which are used for fixedly arranging the jacking sleeves on the transverse steel pipe in a swelling manner are inserted in the jacking sleeves. During use, the transverse steel pipe can be placed below the girder, the two corresponding jacking fasteners are respectively located at the two sides of the girder, the positions of the jacking sleeves are adjusted in a manner that the jacking sleeves slide on the transverse steel pipe, the wedge fastening blocks are knocked when the templates of the side facades of the girder are compressed by the jacking portions of the jacking sleeves, and then, the jacking sleeves are fixedly arranged in the swelling manner, so that the templates of the side facades of the girder can be supported in a jacking manner. After the scaffolding transverse rod is adopted, stepping fasteners adopted in the prior art can be abandoned completely, so that the efficiency of building construction can be increased greatly.
Description
Technical field
The utility model relates to the building scaffold field, particularly a kind of scaffold cross bar that is used for supporting big beam forms that can be applied in the full framing.
Background technology
Scaffold is very common on building site of today, two main composition parts as scaffold, the quality of scaffolding steel pipe and fastener directly affects the reliability of scaffold, and the convenience of fastener then directly affects the efficient of building and dismantle scaffold.In the actual application, the steel pipe of scaffold mainly is divided into three classes according to the difference of its effect, vertical steel pipe, horizontal steel pipe and diagonal brace steel pipe.Wherein vertical steel pipe is that the vertical rod that is used as scaffold is used, it mainly plays the effect of supporting and increasing the scaffold main body, and laterally steel pipe is used for building corresponding platform often, supports vertical steel pipe vertical steel pipe is connected to general frame or plays the effect of supporting corresponding concrete blinding.
Scaffolding steel pipe is when being used to support the concrete casting injection molded plate, realize comparatively easily at some smooth horizontal positions, but when running into the crossbeam of building, just can't realize support to the template of a large amount of side elevations only according to scaffolding steel pipe, in order to address this problem, maximum in the prior art is to adopt a kind of tight step by step building buckle that is called.Between this building buckle and the scaffolding steel pipe almost without any annexation and installation process quite loaded down with trivial details, this has obviously brought no small trouble to building operations.
In addition, in the process that scaffolds erecting, often need two steel pipes (laterally steel pipe and vertical steel pipe or laterally steel pipe and laterally steel pipe) of square crossing are bound together, mostly be to lean on the right-angled intersection fastener to bind between the steel pipe of the square crossing of scaffold, the right-angled intersection fastener claims cruciform fastening for falsework or cross buckle again, present right-angled intersection fastener comprises pedestal mostly, 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 steel pipe, 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 is with the pedestal banding therein on steel pipe, then by fixing upper press cover and cooperating of corresponding connecting bolt the steel pipe that intersects with this steel pipe square crossing, 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.
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 purpose of this utility model is to provide a kind of scaffold cross bar that is used for supporting big beam forms that can hold out against the side elevation template of crossbeam, to improve the efficient of building operations.
In order to address the above problem, of the present utility model for the scaffold cross bar that supports big beam forms by the following technical solutions: the scaffold cross bar that is used for supporting big beam forms, comprise horizontal steel pipe, laterally steel pipe is provided with at least one pair of and holds out against fastener, hold out against fastener and comprise the top cover that slidably is enclosed within on the horizontal steel pipe, the top tackling is useful on the portion that holds out against of the side elevation template that holds out against crossbeam, in addition, also is fitted with for the wedge block that its swelling is fixed on the horizontal steel pipe in the cover of top.
Laterally also be provided with plural cross buckle on the steel pipe, at least one pair of holds out against fastener and locates between two adjacent cross buckles, cross buckle comprises and slidably is enclosed within the sliding sleeve on the horizontal steel pipe 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 that intersects steel pipe for ccontaining and this horizontal steel pipe square crossing 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 this horizontal steel pipe and the corresponding swelling slide block that intersects between the steel pipe 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 and intersect the pressed slider of steel pipe, a side of the slide block of swelling dorsad of pressed slider has the cambered surface adaptive with the outline of horizontal steel pipe; One side of the described opening dorsad of swelling slide block is provided with the cambered surface adaptive with the corresponding outline that intersects steel pipe.
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.
Laterally the place, two ends at each cross buckle is provided with corresponding position limiting structure respectively on the steel pipe.
The inboard of top cover is provided with and the wedge block corresponding groove, the groove of described groove for making progress along the top sleeve, and wedge block axially cooperates with the top sleeve anti-drop along horizontal steel pipe.
The top put also be provided with described hold down assembly and with corresponding, the inside and outside penetrating opening of holding down assembly, the described portion that holds out against is made of the respective side free bearing that holds down assembly.
Owing to be equipped with top cover and wedge block on the described horizontal steel pipe, and the top cover slidably is enclosed within on the horizontal steel pipe, therefore, in the process of using, horizontal steel pipe can be placed the place, below of crossbeam, make corresponding two to hold out against the place, both sides that fastener lays respectively at crossbeam, regulate the position of top cover by the top being enclosed within on the horizontal steel pipe slide then, when the portion of holding out against of top cover compresses crossbeam side elevation template, make it the fixing support that holds out against that can realize crossbeam side elevation template of top cover swelling by knocking wedge block, after adopting this scaffold cross bar, the clasp step by step of available technology adopting can be abandoned fully, thereby the efficient of building operations can be improved greatly.
Further, when using this scaffold cross bar to scaffold erecting, can make at first that sliding on the horizontal steel pipe slides looks for the position, after finding desired location, the steel pipe (vertical steel pipe or horizontal steel pipe) that will intersect accordingly radially places the socket place between two free bearings, cooperate with gland by hasp and will intersect after the preliminary locking of steel pipe, knock the swelling slide block from the corresponding end of swelling slide block and just can push simultaneously and intersect steel pipe and horizontal steel pipe, and then realize intersecting steel pipe and the laterally locking of steel pipe; At first, owing to be to adopt the mode of swelling slide block swelling to realize intersecting steel pipe and the laterally interlocking between the steel pipe, 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 steel pipe and horizontal steel pipe are relatively moved, in addition, because the swelling slide block is at vertical steel pipe and laterally between the steel pipe, under the barrier effect of vertical steel pipe and horizontal steel pipe, 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, cross buckle only need be operated a gland in use, knock the swelling slide block then and can realize locking to the steel pipe of two orthogonal intersections, convenient to operation, thus also improved the convenience of operation fastener.This shows that the scaffold cross bar that should be used for the big beam forms of support possesses characteristic easy to use, has solved the problem low with removal efficiency of building of scaffold simultaneously, has improved the security performance of scaffold; Cambered surface on pressed slider and the swelling slide block all be for increase they separately with the contact area of corresponding steel pipe, improve the fastness of the combination of intersection steel pipe and horizontal steel pipe on the one hand, also can avoid swelling slide block or pressed slider with corresponding steel pipe 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 intersection steel pipe 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, thus guarantee on the pressed slider cambered surface with intersect the area of steel pipe applying and reach 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 steel pipe (intersection steel pipe or horizontal steel pipe) in order to avoid wedged dark; Described position limiting structure can effectively be controlled and hold out against fastener and the operating range of cross buckle on horizontal steel pipe, in order to avoid also need grow the position of the corresponding fastener of adjusting of distance in use.
Description of drawings
Fig. 1 is the structural representation for the embodiment 1 of the scaffold cross bar that supports big beam forms;
Fig. 2 is the state diagram of the scaffold cross bar that be used for to support big beam forms among Fig. 1 when supporting crossbeam side elevation template;
Fig. 3 is the horizontal steel pipe and corresponding connection diagram of intersecting steel pipe among Fig. 1;
Fig. 4 is the structural representation (removing swelling slide block and pressed slider) of the cross buckle among Fig. 1;
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 pressed slider among Fig. 3;
Figure 11 is the structural representation of the hasp among Fig. 3;
Figure 12 is the structural representation for the embodiment 2 of the scaffold cross bar that supports big beam forms;
Figure 13 is the structural representation of the top cover among Figure 12.
The specific embodiment
The embodiment 1 that is used for the scaffold cross bar of the big beam forms of support, shown in Fig. 1-11, comprise horizontal steel pipe 14, laterally be equipped with cross buckle 501 on the steel pipe 14 and hold out against fastener 502, wherein holding out against fastener 502 and cross buckle 501 respectively has two, and two hold out against fastener and are sandwiched between two cross buckles.
Cross buckle comprises sliding sleeve 11 and holds down assembly that sliding sleeve 11 slidably is enclosed within on the horizontal steel pipe 14.Hold down assembly and comprise two free bearings 15 that are located at the sliding sleeve outside, swelling slide block 12 and pressed slider 13, wherein two free bearings are arranged along the axial relative spacing of sliding sleeve 11, be hinged with on one of them free bearing be used to compressing corresponding intersection steel pipe 18(and the horizontal scaffolding steel pipe of steel pipe square crossing) gland 16, be hinged with the hasp 17 corresponding with gland 16 on another, as shown in Figure 2, in the present embodiment, the steel pipe 18 that intersects is actually scaffold and horizon bars horizontal steel pipe 14 square crossings, in addition, hasp 17 is T shape button in the present embodiment, gland 16 cooperates with hasp 17 overlap joints away from the bayonet socket 101 that an end of corresponding free bearing arranges by it, and the medial surface of gland 16 is and intersects the adaptive arc surface of the outline of steel pipe 18, wherein hasp 17 is prior art with the structure of gland 16, will not give unnecessary details herein.In addition, the socket 102(figure dotted line that surrounds between the top of two free bearings for ccontaining intersection steel pipe indicates part), the top of socket 102 is and intersects the adaptive circular arc of the outline of steel pipe 18, meanwhile, surround between the bottom of two free bearings for the bloated piece mounting groove 103(figure dotted line that swelling slide block 12 is installed and indicate part), in the present embodiment, expand piece mounting groove 103 groove bottom for along on the direction of advance of swelling slide block 12 when the wedging gradually to the inclined-plane of the lopsidedness that deviates from swelling slide block 12, position on the jacket wall of sliding sleeve 11 between two free bearings is provided with inside and outside penetrating opening 104, and opening 104 just is positioned on the bottom land of the piece mounting groove 103 that expands.
A side adjacent with swelling slide block 12 of pressed slider 13 is provided with retaining cap 22, retaining cap 22 is arranged in the piece mounting groove 103 that expands, expand piece mounting groove 103 groove bottom with keep off that block cooperates between the cap 22, thereby can prevent that pressed slider 13 from coming off from the inboard of sliding sleeve 11, the lateral surface of retaining cap 22 is provided with the anti-skidding striped corresponding with anti-skidding striped 21 on the swelling slide block 12, and anti-skidding striped and the anti-skidding striped on the swelling slide block 12 on the retaining cap 22 are engaged; In addition, one side of the slide block of swelling dorsad of pressed slider 13 has the cambered surface corresponding with horizontal steel pipe 14, described cambered surface is made of the medial surface of arc-shaped slot set on the pressed slider, suppose that herein the direction of advance of swelling slide block 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 (first section), the groove bottom of bloated piece mounting groove 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 13 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 the swelling slide block, it is to be hinged on the sliding sleeve 11 by the rear end that pressed slider 13 is similar at this moment, therefore if the both sides cell wall of the arc-shaped slot on the pressed slider is contour, then will certainly cause the cell wall at its front end place " to scratch " in the tube wall of horizontal steel pipe 14, contact thereby form with the line of horizontal steel pipe, this obviously can reduce the adhesion between pressed slider and the horizontal steel pipe, two cell walls (wall) at the swelling slide block are positioned at after of the place ahead is lower than another, can effectively increase cambered surface and the horizontal contact area between the steel pipe on the pressed slider, increase the adhesion between the two.
Hold out against fastener and comprise top cover 31, top cover 31 also is slidably to be enclosed within on the horizontal steel pipe 14, simultaneously, the outside of top cover 31 also is equipped with and holds down assembly, this structure that holds down assembly is identical with the structure that holds down assembly of above-mentioned cross buckle, one of them free bearing that holds down assembly has constituted the portion that holds out against of top cover, this portion of holding out against can be used for holding out against the side elevation template 503 of crossbeam to replace clasp step by step of the prior art, in addition, be provided with accordingly and the corresponding opening that holds down assembly on the top cover 31, thus, the both sides place that is located at crossbeam that the scaffold cross bar of two present embodiments is parallel, by fixing steel pipe in holding out against fastener, the side elevation template that supports crossbeam with this steel pipe also is fine then, and form line in this case between steel pipe and corresponding template and contact, its support effect can be better; The top cover also has by its jacket wall radially heaves the protuberance 111 that forms, this protuberance 111 is located with the relative both sides that are distributed in sliding sleeve that hold down assembly, be equipped with wedge block 112 in the protuberance 111 inboard grooves that form, wherein the cross section of the protuberance 111 inboard grooves that form takes the shape of the letter U, wedge block adopts a big little voussoir, and its less end is provided with ridge structure, and this makes wedge block be pushed up in the cover by being assemblied in of anticreep.
Laterally also be provided with corresponding position limiting structure at cross buckle respectively with the place, two ends that holds out against fastener on the steel pipe 14, in the present embodiment, this position limiting structure adopts bonding wire 23, and certainly, in other embodiments, position limiting structure can also adopt screw, solder joint, pin etc.
In the process of using this scaffold cross bar, can by described cross buckle with horizontal steel pipe and vertical steel pipe or another with it the horizontal steel pipe of square crossing lock together, hold out against the position of fastener by adjusting then so that it holds out against corresponding crossbeam side elevation template gets final product.
The embodiment 2 that is used for the scaffold cross bar of the big beam forms of support, shown in Figure 12-13, the difference of present embodiment and embodiment 1 only is, the top that holds out against fastener puts to have dispensed and holds down assembly, in the present embodiment, the respective end place of top cover is provided with to its wing plate that radially extends 24, and this wing plate has constituted the portion that holds out against of top cover.
At other embodiment of the scaffold cross bar that is used for the big beam forms of support, the hasp described in above-described embodiment 1,2 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 horizontal steel pipe with intersect the effect of playing swelling between the steel pipe, 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, prevent that with this swelling slide block is from expanding the ability notch of piece mounting groove and wherein bring out and 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 in above-described embodiment 1, the opening that puts when 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.
Claims (12)
1. be used for supporting the scaffold cross bar of big beam forms, comprise horizontal steel pipe, it is characterized in that, laterally steel pipe is provided with at least one pair of and holds out against fastener, hold out against fastener and comprise the top cover that slidably is enclosed within on the horizontal steel pipe, the top tackling is useful on the portion that holds out against of the side elevation template that holds out against crossbeam, in addition, also is fitted with for the wedge block that its swelling is fixed on the horizontal steel pipe in the cover of top.
2. according to claim 1 for the scaffold cross bar that supports big beam forms, it is characterized in that, laterally also be provided with plural cross buckle on the steel pipe, at least one pair of holds out against fastener and locates between two adjacent cross buckles, cross buckle comprises and slidably is enclosed within the sliding sleeve on the horizontal steel pipe 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 that intersects steel pipe for ccontaining and this horizontal steel pipe square crossing 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 this horizontal steel pipe and the corresponding swelling slide block that intersects between the steel pipe in the piece mounting groove that expands.
3. according to claim 2 for the scaffold cross bar that supports big beam forms, it is characterized in that, be equipped be used to the extruding of bearing the swelling slide block in the described opening and compress and intersect the pressed slider of steel pipe, a side of the slide block of swelling dorsad of pressed slider has the cambered surface adaptive with the outline of horizontal steel pipe; One side of the described opening dorsad of swelling slide block is provided with the cambered surface adaptive with the corresponding outline that intersects steel pipe.
4. according to claim 3 for the scaffold cross bar that supports big beam forms, 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.
5. according to claim 3 for the scaffold cross bar that supports big beam forms, 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.
6. according to claim 2 for the scaffold cross bar that supports big beam forms, it is characterized in that the swelling slide block is voussoir.
7. described for the scaffold cross bar that supports big beam forms according to each claim of claim 2-6, 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.
8. according to claim 7ly it is characterized in that for the scaffold cross bar that supports big beam forms, 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.
9. according to each described scaffold cross bar for the big beam forms of support of claim 2-6, it is characterized in that described swelling slide block is provided with the scale that is used to indicate its assembling degree of depth.
10. it is characterized in that for the scaffold cross bar that supports big beam forms according to each claim of claim 2-6 is described that laterally the place, two ends at each cross buckle is provided with corresponding position limiting structure respectively on the steel pipe.
11. it is described for the scaffold cross bar that supports big beam forms according to each claim of claim 1-6, it is characterized in that, the inboard of top cover is provided with and the wedge block corresponding groove, the groove of described groove for making progress along the top sleeve, and wedge block axially cooperates with the top sleeve anti-drop along horizontal steel pipe.
12. it is described for the scaffold cross bar that supports big beam forms according to each claim of claim 2-6, it is characterized in that, the top put also be provided with described hold down assembly and with corresponding, the inside and outside penetrating opening of holding down assembly, the described portion that holds out against is made of the respective side free bearing that holds down assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320244614 CN203230179U (en) | 2013-05-08 | 2013-05-08 | Scaffolding transverse rod for supporting templates of girder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320244614 CN203230179U (en) | 2013-05-08 | 2013-05-08 | Scaffolding transverse rod for supporting templates of girder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203230179U true CN203230179U (en) | 2013-10-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320244614 Withdrawn - After Issue CN203230179U (en) | 2013-05-08 | 2013-05-08 | Scaffolding transverse rod for supporting templates of girder |
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| Country | Link |
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| CN (1) | CN203230179U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103233576A (en) * | 2013-05-08 | 2013-08-07 | 朱新伟 | Scaffold cross-bar used for supporting girder formwork |
-
2013
- 2013-05-08 CN CN 201320244614 patent/CN203230179U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103233576A (en) * | 2013-05-08 | 2013-08-07 | 朱新伟 | Scaffold cross-bar used for supporting girder formwork |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20131009 Effective date of abandoning: 20150318 |
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| RGAV | Abandon patent right to avoid regrant |