CN112177303A - Scaffold portal frame - Google Patents
Scaffold portal frame Download PDFInfo
- Publication number
- CN112177303A CN112177303A CN202010942821.2A CN202010942821A CN112177303A CN 112177303 A CN112177303 A CN 112177303A CN 202010942821 A CN202010942821 A CN 202010942821A CN 112177303 A CN112177303 A CN 112177303A
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- CN
- China
- Prior art keywords
- portal
- vertical
- portal frame
- scaffold
- pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000008093 supporting effect Effects 0.000 claims abstract description 14
- 230000003014 reinforcing effect Effects 0.000 claims description 10
- 230000002787 reinforcement Effects 0.000 claims 2
- 238000009434 installation Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
Images
Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G1/00—Scaffolds primarily resting on the ground
- E04G1/02—Scaffolds primarily resting on the ground composed essentially of members elongated in one dimension only, e.g. poles, lattice masts, with or without end portions of special form, connected together by any means
- E04G1/04—Scaffolds primarily resting on the ground composed essentially of members elongated in one dimension only, e.g. poles, lattice masts, with or without end portions of special form, connected together by any means the members being exclusively poles, rods, beams, or other members of similar form and simple cross-section
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G5/00—Component parts or accessories for scaffolds
- E04G5/06—Consoles; Brackets
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G7/00—Connections between parts of the scaffold
- E04G7/02—Connections between parts of the scaffold with separate coupling elements
- E04G7/06—Stiff scaffolding clamps for connecting scaffold members of common shape
- E04G7/20—Stiff scaffolding clamps for connecting scaffold members of common shape for ends of members only, e.g. for connecting members in end-to-end relation
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G7/00—Connections between parts of the scaffold
- E04G7/30—Scaffolding bars or members with non-detachably fixed coupling elements
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G7/00—Connections between parts of the scaffold
- E04G7/30—Scaffolding bars or members with non-detachably fixed coupling elements
- E04G7/302—Scaffolding bars or members with non-detachably fixed coupling elements for connecting crossing or intersecting bars or members
- E04G7/303—Scaffolding bars or members with non-detachably fixed coupling elements for connecting crossing or intersecting bars or members the added coupling elements are only fixed at one of the bars or members to connect
- E04G7/305—Scaffolding bars or members with non-detachably fixed coupling elements for connecting crossing or intersecting bars or members the added coupling elements are only fixed at one of the bars or members to connect without tying means for connecting the bars or members
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Movable Scaffolding (AREA)
Abstract
The invention belongs to the technical field of scaffolds, and particularly relates to a scaffold portal frame, which comprises portal frame vertical pipes, portal frame vertical rods, supporting pieces and bottom rods, wherein two portal frame vertical pipes are arranged in parallel at intervals; the two vertical bars of the portal frame are correspondingly inserted into the vertical tube of the portal frame, the upper ends of the vertical bars of the portal frame extend out of the upper-end tube opening of the vertical tube of the portal frame, and the vertical bars of the portal frame are provided with locking parts for locking the vertical bars of the portal frame; when the portal frames positioned in the vertical direction are overlapped, the portal frame vertical rod positioned at the lower part is inserted into the portal frame vertical tube positioned at the upper part; the gantry vertical pipe and the gantry vertical rod inserted into the pipe body form a framework structure, and the gantry vertical pipe has the advantages of simple structure and easiness in adjustment and assembly; and when the scaffold portal frame is superposed and assembled, the scaffold portal frame is inserted into the portal frame vertical pipe above the scaffold portal frame through the portal frame vertical pipe below the scaffold portal frame, the scaffold portal frame is fixed by the dead weight of the portal frame above the scaffold frame, the scaffold portal frame is simple and convenient, and the step of fixedly connecting the adjacent portal frames in the vertical direction is omitted.
Description
Technical Field
The invention belongs to the technical field of scaffolds, and particularly relates to a scaffold portal frame.
Background
The main frame is in a shape of a Chinese character 'men', so the scaffold is called a door type or door type scaffold, also called a scaffold or a portal frame. The door type scaffold mainly comprises a main frame, a transverse frame, cross inclined struts, scaffold boards, an adjustable base and the like, has the advantages of simplicity in disassembly and assembly, good bearing performance, safety and reliability in use and the like, and is fast in development speed. Traditional portal horizontal pole highly maintains an equal level with the portal montant, and the portal need be installed additional at the top when using, has increased engineering cost, and in addition, current portal is comparatively wasted time and energy when assembling from top to bottom, has increased the arrangement cost and the time of scaffold frame.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides a scaffold portal frame which has the advantages of simple structure, safety, reliability and convenience in folding and installation.
In order to achieve the purpose, the invention adopts the following technical scheme:
a scaffold portal, comprising:
the two vertical pipes of the portal frame are arranged in parallel at intervals;
the two vertical portal rods are correspondingly inserted into the vertical portal pipes, the upper ends of the vertical portal rods extend out of the upper pipe orifices of the vertical portal pipes, and locking parts are arranged on the vertical portal rods and used for locking the positions of the vertical portal pipes;
the two ends of the supporting piece are respectively fixedly connected with the pipe bodies of the two portal vertical pipes close to the pipe orifice at the upper end;
two ends of the bottom rod are respectively fixedly connected with the pipe bodies of the two portal vertical pipes close to the pipe orifice at the lower end;
when the door frames positioned in the vertical direction are overlapped, the door frame vertical rod positioned below is inserted into the door frame vertical tube positioned above.
Preferably, the locking part is a positioning pin arranged on the vertical rod of the portal frame, and the tube body of the vertical tube of the portal frame is provided with positioning holes which are arranged at intervals along the tube length direction of the vertical tube;
the positioning pin is arranged in a step shape with a large diameter section and a small diameter section, the inner end of the large diameter section is positioned in a blind hole formed in the vertical rod of the portal frame, a pressure spring is arranged between the bottom of the blind hole and the inner end of the positioning pin, and the small diameter section of the positioning pin is matched with the aperture of the positioning hole.
Preferably, the supporting member has a slot with an opening pointing upwards for inserting and fixing two ends of the scaffold board.
Preferably, the scaffold portal further comprises:
and the reinforcing plate is integrally in a right trapezoid shape, the right-angle edge on one side is welded and fixed at the bottom of the supporting piece, and the right-angle edge on the other side is welded on the pipe body of the vertical pipe of the portal frame.
Preferably, the plate body of the reinforcing plate is punched towards one side to form a plurality of reinforcing ribs.
Preferably, the inner side and/or the outer side of the vertical tube of the portal frame are/is provided with strip-shaped mounting holes for fixedly mounting crossed inclined struts.
Compared with the prior art, the scaffold portal frame has the advantages that the portal frame vertical pipe and the portal frame vertical pipe inserted into the portal frame vertical pipe form a framework structure, and the scaffold portal frame is simple in structure and easy to adjust and assemble; and when the scaffold portal frame is superposed and assembled, the scaffold portal frame is inserted into the portal frame vertical pipe above the scaffold portal frame through the portal frame vertical pipe below the scaffold portal frame, the scaffold portal frame is fixed by the dead weight of the portal frame above the scaffold frame, the scaffold portal frame is simple and convenient, and the step of fixedly connecting the adjacent portal frames in the vertical direction is omitted.
Drawings
Fig. 1 is a schematic structural view illustrating a scaffold portal provided in accordance with an embodiment of the present invention;
FIG. 2 is an enlarged schematic view of position A of FIG. 1;
FIG. 3 is an enlarged schematic view of position B of FIG. 1;
fig. 4 shows a superimposed schematic view of two scaffold gantries adjacent in an up-down direction;
the reference numbers in the figures illustrate: 10-gantry vertical pipes, 11-positioning holes, 12-strip-shaped mounting holes, 20-gantry vertical rods, 21-positioning pins, 30-supporting pieces, 31-clamping grooves, 40-bottom rods, 50-reinforcing plates and 51-reinforcing ribs.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further clarified by combining the specific drawings.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1, 2 and 3, the present invention provides a scaffold portal frame, which comprises a portal vertical tube 10, a portal vertical tube 20, a supporting member 30 and a bottom rod 40; the two gantry vertical pipes 10 are arranged in parallel at intervals, the two gantry vertical pipes 20 are correspondingly inserted into the gantry vertical pipes 10, the upper ends of the gantry vertical pipes 20 extend out of the upper-end pipe orifices of the gantry vertical pipes 10, and locking parts are arranged on the gantry vertical pipes 20 and used for locking the positions of the gantry vertical pipes in the gantry vertical pipes 10; two ends of the supporting piece 30 are respectively fixedly connected with the pipe bodies of the two portal vertical pipes 10 close to the pipe orifice at the upper end; two ends of the bottom rod 40 are respectively fixedly connected with pipe bodies of the two portal vertical pipes 10 close to the pipe orifice at the lower end; when the vertical gantries are stacked, the vertical gantry post 20 below is inserted into the vertical gantry post 10 above.
According to the scaffold portal provided by the invention, the portal vertical pipe 10 and the portal vertical pipe 20 inserted into the portal vertical pipe form a framework structure, so that the scaffold portal has the advantages of simple structure and easiness in adjustment and assembly; and, when the superposition equipment of scaffold frame portal, plant the portal standpipe 10 that is located the top in through the portal montant 20 that is located the below, rely on the dead weight of top portal to realize fixedly, it is simple and convenient, have left out the fixed connection step that is located the adjacent portal of upper and lower direction.
Further, the arrangement of the supporting members 30 and the bottom rods 40 not only can realize the structural molding of the whole scaffold portal frame, but also can provide gaps for fixedly mounting scaffold boards, namely, two ends of each scaffold board are supported by the supporting members 30 located on the lower portal frame and are pressed and fixed by the bottom rods 40 located on the upper portal frame. Specifically, as shown in fig. 4, the schematic superposition of two scaffold portals adjacent to each other in the vertical direction, wherein the region C is the fixed position of the end of the scaffold board, in the specific assembling process, the lowered portals are assembled and molded, then the scaffold boards are placed on the supporting pieces 30 at the two sides, and then the bottom rods 40 of the upper portals are used for compressing and fixing, which is simple and convenient.
In the invention, the locking member is arranged for fixing the position of the vertical mast 20 in the vertical mast 10 of the portal frame, and a person skilled in the art can select a reliable and convenient fixing mode, as an optional embodiment of the invention, the locking member is a positioning pin 21 arranged on the vertical mast 20 of the portal frame, and the tube body of the vertical mast 10 of the portal frame is provided with positioning holes 11 arranged at intervals along the tube length direction; the positioning pin 21 is arranged in a step shape with a large diameter section and a small diameter section, the inner end of the large diameter section is positioned in a blind hole formed in the portal vertical rod 20, a pressure spring is arranged between the bottom of the blind hole and the inner end of the positioning pin 21, and the small diameter section of the positioning pin 21 is matched with the aperture of the positioning hole 11. When the portal vertical pipe adjusting device is used specifically, the positioning pin 21 is pressed, then the portal vertical pipe 20 is pulled to adjust the position of the portal vertical pipe 10, when the portal vertical pipe is adjusted in place, the positioning pin 21 automatically pops up under the action of the elastic force of the pressure spring, and the portal vertical pipe adjusting device has the advantage of convenience in adjustment. It should be noted that the reliability of this locking method has a high requirement on the strength of the positioning pin 21, and those skilled in the art can select a material with high strength, which is known to be high, or increase the number of the positioning pins 21 to improve the reliability of the connection.
As another connection mode of the locking member, except that the tube body of the vertical tube 10 of the door frame is provided with the positioning holes 11 arranged at intervals along the tube length direction, the rod body of the vertical tube 20 of the door frame is provided with the connecting holes arranged at intervals along the length direction and penetrating through the rod body, when the door frame is specifically connected and fixed, the connecting holes and the positioning holes 11 are aligned, and then the door frame is locked and fixed by using bolts.
According to the present invention, in order to improve the reliability of fixing the scaffold board on the supporting member 30, the supporting member 30 has a slot 31 with an upward opening for inserting and fixing the two ends of the scaffold board. That is, the end of the scaffold board is arranged to extend downward to form a mounting portion; in the specific design, the width of the clamping groove 31 is designed to be slightly larger than the sum of the widths of the mounting parts on the two scaffold boards, namely a certain mounting gap is reserved.
In the invention, the scaffold portal frame further comprises a reinforcing plate 50, wherein the reinforcing plate 50 is integrally in a right trapezoid shape, a right-angle edge at one side is welded and fixed at the bottom of the supporting piece 30, and a right-angle edge at the other side is welded on a tube body of the portal vertical tube 10. Through the design of this reinforcing plate 50, the support intensity of scaffold portal has been improved. Further, according to the present invention, in order to further improve the supporting effect of the reinforcing plate 50, a plurality of reinforcing ribs 51 are formed by punching the plate body of the reinforcing plate 50 toward one side.
In the invention, in order to improve the strength of the scaffold, crossed diagonal braces are arranged between adjacent two side scaffold gantries for strengthening and fixing, and for convenient installation, strip-shaped installation holes 12 are arranged on the inner side and/or outer side tube bodies of the gantry vertical tubes 10 for the fixed installation of the crossed diagonal braces.
The foregoing shows and describes the general principles, essential features, and inventive features of this invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. A scaffold portal, comprising:
the gantry vertical pipes (10) are arranged in parallel at intervals;
the door frame vertical rod (20) is provided with two door frame vertical rods (20) which are correspondingly inserted into the door frame vertical pipe (10), the upper ends of the door frame vertical rods (20) extend out of the upper end pipe orifice of the door frame vertical pipe (10), and a locking piece is arranged on each door frame vertical rod (20) and used for locking the position of the door frame vertical rod in the door frame vertical pipe (10);
the two ends of the supporting piece (30) are respectively fixedly connected with the pipe bodies of the two portal vertical pipes (10) close to the pipe orifices at the upper ends;
the two ends of the bottom rod (40) are respectively fixedly connected with the pipe bodies of the two portal vertical pipes (10) close to the pipe orifice at the lower end;
when the portal frames positioned in the vertical direction are overlapped, the portal frame vertical rod (20) positioned below is inserted into the portal frame vertical pipe (10) positioned above.
2. The scaffold portal frame according to claim 1, wherein the locking member is a positioning pin (21) arranged on the portal vertical rod (20), and a tube body of the portal vertical tube (10) is provided with positioning holes (11) arranged at intervals along the tube length direction;
the positioning pin (21) is arranged in a step shape with a large diameter section and a small diameter section, the inner end of the large diameter section is positioned in a blind hole formed in the portal vertical rod (20), a pressure spring is arranged between the bottom of the hole and the inner end of the positioning pin (21), and the small diameter section of the positioning pin (21) is matched with the aperture of the positioning hole (11).
3. The scaffold portal according to claim 1, wherein the support (30) has a slot (31) with an opening pointing upwards for inserting and fixing the two ends of the scaffold board.
4. The scaffold portal of claim 1, further comprising:
and the reinforcing plate (50) is integrally in a right trapezoid shape, a right-angle edge on one side is welded and fixed at the bottom of the support piece (30), and a right-angle edge on the other side is welded on the pipe body of the vertical pipe (10) of the portal frame.
5. Scaffold portal according to claim 4, characterized in that the body of the reinforcement plate (50) is stamped to one side with several reinforcement bars (51).
6. The scaffold portal frame according to claim 1, wherein the inside and/or outside tube body of the portal vertical tube (10) is provided with a strip-shaped mounting hole (12) for fixedly mounting a cross diagonal brace.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010942821.2A CN112177303B (en) | 2020-09-09 | 2020-09-09 | Scaffold portal frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010942821.2A CN112177303B (en) | 2020-09-09 | 2020-09-09 | Scaffold portal frame |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112177303A true CN112177303A (en) | 2021-01-05 |
| CN112177303B CN112177303B (en) | 2022-03-18 |
Family
ID=73920370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010942821.2A Active CN112177303B (en) | 2020-09-09 | 2020-09-09 | Scaffold portal frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112177303B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0578801U (en) * | 1992-03-27 | 1993-10-26 | ライトン株式会社 | Building frame material for scaffolding |
| CN2858856Y (en) * | 2005-07-19 | 2007-01-17 | 翁振华 | Ladder gate-type scaffold |
| CN207211705U (en) * | 2017-09-15 | 2018-04-10 | 刘庆 | Means for fastening scaffolding |
| CN208122249U (en) * | 2018-04-12 | 2018-11-20 | 莫善明 | A kind of multistage assembled lattice frame building structure |
| EP3556965A2 (en) * | 2018-04-19 | 2019-10-23 | ALTRAD plettac assco GmbH | Reducing sleeve, pipe connector, connecting system, scaffold component, scaffold system and method for manufacturing a scaffold component |
-
2020
- 2020-09-09 CN CN202010942821.2A patent/CN112177303B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0578801U (en) * | 1992-03-27 | 1993-10-26 | ライトン株式会社 | Building frame material for scaffolding |
| CN2858856Y (en) * | 2005-07-19 | 2007-01-17 | 翁振华 | Ladder gate-type scaffold |
| CN207211705U (en) * | 2017-09-15 | 2018-04-10 | 刘庆 | Means for fastening scaffolding |
| CN208122249U (en) * | 2018-04-12 | 2018-11-20 | 莫善明 | A kind of multistage assembled lattice frame building structure |
| EP3556965A2 (en) * | 2018-04-19 | 2019-10-23 | ALTRAD plettac assco GmbH | Reducing sleeve, pipe connector, connecting system, scaffold component, scaffold system and method for manufacturing a scaffold component |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112177303B (en) | 2022-03-18 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A scaffolding gantry Effective date of registration: 20230629 Granted publication date: 20220318 Pledgee: Chuzhou Yinfeng financing Company limited by guarantee Pledgor: CHUZHOU JINCHENG METAL PRODUCT CO.,LTD. Registration number: Y2023980046589 |
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Date of cancellation: 20231225 Granted publication date: 20220318 Pledgee: Chuzhou Yinfeng financing Company limited by guarantee Pledgor: CHUZHOU JINCHENG METAL PRODUCT CO.,LTD. Registration number: Y2023980046589 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A scaffolding gantry Granted publication date: 20220318 Pledgee: Chuzhou Yinfeng financing Company limited by guarantee Pledgor: CHUZHOU JINCHENG METAL PRODUCT CO.,LTD. Registration number: Y2024980000036 |
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