CN112359705A - Trestle device for warehousing roller compacted concrete and operation method - Google Patents
Trestle device for warehousing roller compacted concrete and operation method Download PDFInfo
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- CN112359705A CN112359705A CN202011190952.6A CN202011190952A CN112359705A CN 112359705 A CN112359705 A CN 112359705A CN 202011190952 A CN202011190952 A CN 202011190952A CN 112359705 A CN112359705 A CN 112359705A
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- springboard
- trestle
- joist
- roller compacted
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D15/00—Movable or portable bridges; Floating bridges
- E01D15/12—Portable or sectional bridges
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D15/00—Handling building or like materials for hydraulic engineering or foundations
- E02D15/02—Handling of bulk concrete specially for foundation or hydraulic engineering purposes
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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
- E04G27/00—Temporary arrangements for giving access from one level to another for men or vehicles, e.g. steps, ramps
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- Civil Engineering (AREA)
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- General Life Sciences & Earth Sciences (AREA)
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Abstract
A trestle device for rolling concrete warehousing comprises a plurality of trestle portal frames, wherein horizontal springboard joists are arranged on the trestle portal frames, and two springboard joists on two adjacent trestle portal frames support two ends of the same warehousing springboard; the upper ends of the vertical parts on the two sides of the trestle portal frame are provided with hanging frames, and the hanging frames are provided with manual chain hoists. The operation method of the trestle device comprises the following steps: 1) a trestle portal frame is installed before opening the warehouse; 2) installing a concrete cushion block; 3) adjusting the springboard joist and supporting and fixing by a profile steel lock pin; 4) installing a middle springboard and two side springboards; 5) carrying out rolling concrete pouring construction operation; 6) lifting the springboard joist by a manual chain hoist; 7) and manually adjusting the profile steel lock pin; 8) and (5) repeating the steps 5) to 7) to finish the subsequent rolled concrete pouring operation. By adopting the structure and the method, the invention solves the construction problems of direct warehousing and upstream seepage-proofing quality of roller compacted concrete construction equipment and the like, and can be widely applied to roller compacted concrete construction of hydraulic engineering.
Description
Technical Field
The invention relates to the field of roller compacted concrete construction, in particular to a trestle device for warehousing roller compacted concrete and an operation method.
Background
The roller compacted concrete is dry and hard concrete, mechanical construction is mainly adopted, thin layers are continuously paved and poured to rise, the roller compacted concrete warehousing mode of the roller compacted concrete dam is mainly self-dumping automobile transportation, and the roller compacted concrete is also transported by a distributing machine, but the construction cost is too high, and the roller compacted concrete is uneconomical as a construction party.
For the warehousing and pouring construction operation of the middle lower part of the roller compacted concrete gravity dam without redundant land acquisition behind the dam, a warehousing construction road can only be arranged at the upstream, under the condition, the construction quality of an upstream impermeable layer of a dam body during warehousing needs to be guaranteed, the warehousing speed of the roller compacted concrete can also be guaranteed, and the conventional warehousing and pouring mode cannot meet the construction requirements.
Disclosure of Invention
The invention aims to solve the technical problem of providing a trestle device for rolled concrete warehousing and an operation method thereof.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: a trestle device for rolling concrete warehousing comprises a plurality of trestle portal frames, wherein horizontal springboard supporting beams are arranged on the trestle portal frames, and two springboard supporting beams on two adjacent trestle portal frames support two ends of the same warehousing springboard;
the upper end of the vertical parts on two sides of the trestle portal frame is provided with a hanging bracket, and the hanging bracket is provided with a manual chain hoist.
In the preferred scheme, the vertical parts of two sides of the trestle portal frame are provided with profile steel lock pins in a penetrating mode, and the two ends of a single springboard joist are sleeved on the vertical parts of two sides of the same trestle portal frame and are supported and positioned through the profile steel lock pins.
In the preferred scheme, the vertical part of landing stage portal constitute by two first channel-section steels, the cell body of two first channel-section steels sets up relatively, two first channel-section steels set up a plurality of first link plates welding formation in both sides through the interval and are whole, leave between two adjacent first link plates and be equipped with first clearance.
In a preferred scheme, the section steel lock pin penetrates through a first gap, the width of the first gap is the same as that of the section steel lock pin, and the height of the first gap is not smaller than that of the section steel lock pin.
In an optimized scheme, the springboard joist is composed of two second channel steels, groove bodies of the two second channel steels are arranged in a back-to-back mode, the two second channel steels are welded into a whole through a plurality of second connecting plates arranged on two sides, and a second gap is formed at two ends of the springboard joist through the second connecting plates.
In an optimal scheme, two sections of vertical parts in a single trestle portal frame respectively penetrate through second gaps at two ends of the same springboard joist.
In a preferred scheme, the plurality of second connecting plates are divided into two groups, the two groups of the plurality of second connecting plates are respectively arranged at the positions, close to the two ends, of the springboard joist, the second connecting plates are provided with vertical lug plates, and the plurality of lug plates on the plurality of second connecting plates in the same group penetrate through the same horizontal rod;
the end part of the bottom surface of the warehouse entering springboard is provided with a vertical pinch plate, the bottom edge of the pinch plate is provided with a notch, and the notch is lapped on the horizontal rod;
the buckle plates at the same end of the warehouse-entering springboard are multiple and parallel to each other, and the notches on the buckle plates are erected on the horizontal rods between the two adjacent lug plates.
In the preferred scheme, the warehouse-entering springboard is divided into a middle springboard and two side springboards, wherein both ends of the bottom surface of the middle springboard are provided with buckle plates, and one ends of the two side springboards are provided with buckle plates.
In the preferred scheme, the hanger penetrates through an opening in the top surface of the vertical part of the trestle portal frame, a hanger lock pin penetrates through a first gap above the section steel lock pin, and the bottom end of the hanger penetrating through the opening in the top surface of the vertical part of the trestle portal frame is in contact with the hanger lock pin penetrating through the first gap to realize support.
The operation method of the trestle device for the roller compacted concrete warehousing comprises the following steps:
1) a plurality of trestle portal frames are pre-installed according to the length of a warehouse entering springboard before opening a warehouse;
2) installing a concrete cushion block according to the length of the warehouse entering springboard at one end;
3) adjusting the springboard joist on the trestle portal to a height of 60cm away from the warehouse surface, and then supporting and fixing the springboard joist by using a profile steel lock pin;
4) installing a middle springboard and two side springboards;
5) carrying out rolling concrete pouring construction operation;
6) after the two-layer pouring operation is finished, lifting the springboard joist by 60cm through a manual chain hoist on the hanger, and lifting the inlet springboard together in the adjusting process;
7) manually adjusting the section steel lock pin to rise by 60cm to another group of first gaps, and realizing the support and fixation of the lifted springboard joist and the warehouse entering springboard;
8) and (5) repeating the steps 5) to 7), and finishing the subsequent rolled concrete pouring operation until the warehouse is collected.
The trestle device for rolling concrete warehousing and the operation method provided by the invention have the following beneficial effects by adopting the structure and the method:
(1) only the springboard joist and the springboard need to be lifted in the whole bin position pouring process, the lifting operation can be carried out in the rolling gap, the time consumption is short, the operation is simple and convenient, and the concrete warehousing speed is not influenced;
(2) when the construction mode of upstream warehousing is adopted, the upstream impermeable layer concrete is not influenced.
Drawings
The invention is further illustrated by the following examples in conjunction with the accompanying drawings:
fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a structural schematic diagram of a trestle portal frame of the invention.
Fig. 3 is a schematic structural diagram of the upper end of the trestle portal frame.
Fig. 4 is a schematic view of the structure of the springboard joist of the present invention.
Fig. 5 is a schematic view of the hanger structure of the present invention.
Fig. 6 is a schematic view of a hanger lock pin configuration of the present invention.
Fig. 7 is a schematic diagram of the interposer structure according to the present invention.
Fig. 8 is a schematic diagram of a dual-side springboard structure according to the present invention.
In the figure: trestle portal 1, first channel-section steel 101, first link plate 102, first clearance 103, springboard joist 2, second channel-section steel 201, second link plate 202, second clearance 203, otic placode 204, horizon bar 205, shaped steel lockpin 3, advance storehouse springboard 4, buckle 401, breach 402, concrete cushion 5, gallows 6, manual chain block 7, gallows lockpin 8, middle springboard 9, both sides springboard 10.
Detailed Description
Example 1:
as shown in fig. 1, a trestle device for rolling concrete warehousing comprises a plurality of trestle portal frames 1, wherein the trestle portal frames 1 are provided with horizontal springboard joists 2, and two springboard joists 2 on two adjacent trestle portal frames 1 support two ends of the same warehousing springboard 4;
the upper end of the vertical parts on the two sides of the trestle portal frame 1 is provided with a hanging bracket 6, and the hanging bracket 6 is provided with a manual chain hoist 7.
In the preferred scheme, the vertical parts of two sides of the trestle portal frame 1 are provided with the profile steel lock pins 3 in a penetrating way, and the two ends of the single springboard joist 2 are sleeved on the vertical parts of two sides of the same trestle portal frame 1 and are supported and positioned through the profile steel lock pins 3.
Example 2:
as shown in fig. 3, on the basis of embodiment 1, the vertical portion of the trestle portal frame 1 is composed of two first channel steels 101, the groove bodies of the two first channel steels 101 are arranged oppositely, the two first channel steels 101 are welded into a whole through a plurality of first connecting plates 102 arranged at two sides at intervals, and a first gap 103 is reserved between two adjacent first connecting plates 102.
In a preferable scheme, the section steel lock pin 3 penetrates through the first gap 103, the width of the first gap 103 is the same as that of the section steel lock pin 3, and the height of the first gap 103 is not less than that of the section steel lock pin 3.
Example 3:
as shown in fig. 4, in embodiment 1, the springboard joist 2 is composed of two second channel beams 201, the groove bodies of the two second channel beams 201 are arranged in a back-to-back manner, the two second channel beams 201 are welded into a whole by a plurality of second connecting plates 202 arranged on both sides, and the plurality of second connecting plates 202 form second gaps 203 at both ends of the springboard joist 2.
In a preferred scheme, two sections of vertical parts in the single trestle portal frame 1 respectively penetrate through the second gaps 203 at two ends of the same springboard joist 2.
In a preferable scheme, the plurality of second connecting plates 202 are divided into two groups, the two groups of the plurality of second connecting plates 202 are respectively arranged at positions close to two ends of the springboard joist 2, the second connecting plates 202 are provided with vertical ear plates 204, and the plurality of ear plates 204 on the plurality of second connecting plates 202 in the same group are penetrated with the same horizontal rod 205;
as shown in fig. 7, a vertical buckle plate 401 is arranged at the end of the bottom surface of the inlet springboard 4, a notch 402 is arranged on the bottom edge of the buckle plate 401, and the notch 402 is erected on the horizontal rod 205;
the buckle plates 401 at the same end of the inlet springboard 4 are multiple, the buckle plates 401 are parallel to each other, and the notch 402 on the buckle plate 401 is erected on the horizontal rod 205 between two adjacent ear plates 204.
In the preferred scheme, the warehouse entry springboard 4 is divided into a middle springboard 9 and two side springboards 10, both ends of the bottom surface of the middle springboard 9 are provided with buckle plates 401, and one end of each of the two side springboards 10 is provided with a buckle plate 401.
Example 4:
on the basis of embodiment 1, the hanger 6 penetrates through the opening on the top surface of the vertical part of the trestle portal frame 1, the hanger lock pin 8 penetrates through the first gap 103 above the section steel lock pin 3, and the bottom end of the hanger 6 penetrating through the opening on the top surface of the vertical part of the trestle portal frame 1 contacts with the hanger lock pin 8 penetrating through the first gap 103 to realize support.
Example 5:
on the basis of embodiment 1, the operation method of the trestle device for the roller compacted concrete warehousing comprises the following steps:
1) a plurality of trestle portal frames 1 are pre-installed according to the length of a warehouse entry springboard 4 before opening a warehouse;
2) installing a concrete cushion block 5 according to the length of the warehouse entering springboard 4 at one end;
3) after adjusting the height of a springboard joist 2 on a trestle portal 1 to 60cm away from a warehouse surface, supporting and fixing the springboard joist 2 by using a profile steel lock pin 3;
4) installing a middle springboard 9 and two side springboards 10;
5) carrying out rolling concrete pouring construction operation;
6) after the two-layer pouring operation is finished, the springboard joist 2 is lifted by 60cm through the manual chain block 7 on the hanger 6, and the warehouse entering springboard 4 rises together in the adjusting process;
7) manually adjusting the section steel lock pin 3 to ascend 60cm to another group of first gaps 103 and realizing the supporting and fixing of the lifted springboard joist 2 and the warehouse entering springboard 4;
8) and (5) repeating the steps 5) to 7), and finishing the subsequent rolled concrete pouring operation until the warehouse is collected.
By adopting the method, the lifting operation can be carried out in the rolling gap, the time consumption is short, the operation is simple and convenient, and the concrete warehousing speed is not influenced. The warehousing trestle has the advantages of novel concept , simple structure, convenient operation, high strength, safety and reliability, and particularly, when the upstream warehousing is adopted, the upstream seepage-proofing layer concrete cannot be influenced.
Claims (10)
1. The utility model provides a landing stage device for roller compacted concrete is put in storage which characterized in that: the landing stage comprises a plurality of landing stage door frames (1), wherein horizontal springboard joists (2) are arranged on the landing stage door frames (1), and two springboard joists (2) on two adjacent landing stage door frames (1) support two ends of the same entering springboard (4);
the upper end of the vertical parts on the two sides of the trestle portal frame (1) is provided with a hanging bracket (6), and the hanging bracket (6) is provided with a manual chain hoist (7).
2. The trestle device for roller compacted concrete warehousing according to claim 1, characterized in that: the trestle portal frame is characterized in that the vertical parts on two sides of the trestle portal frame (1) are provided with profile steel lock pins (3) in a penetrating mode, and the two ends of a single springboard joist (2) are sleeved on the vertical parts on two sides of the same trestle portal frame (1) and are supported and positioned through the profile steel lock pins (3).
3. The trestle device for roller compacted concrete warehousing according to claim 2, characterized in that: the trestle portal frame is characterized in that the vertical part of the trestle portal frame (1) is composed of two first channel steel (101), the groove bodies of the two first channel steel (101) are arranged oppositely, the two first channel steel (101) are welded into a whole through a plurality of first connecting plates (102) arranged on two sides at intervals, and a first gap (103) is reserved between every two adjacent first connecting plates (102).
4. The trestle device for roller compacted concrete warehousing according to claim 3, characterized in that: the profile steel lock pin (3) passes through the first gap (103) and is arranged, the width of the first gap (103) is the same as that of the profile steel lock pin (3), and the height of the first gap (103) is not smaller than that of the profile steel lock pin (3).
5. The trestle device for roller compacted concrete warehousing according to claim 1, characterized in that: the springboard joist (2) is composed of two second channel steel (201), the groove bodies of the two second channel steel (201) are arranged in a back direction, the two second channel steel (201) are welded into a whole through a plurality of second connecting plates (202) arranged on two sides, and a plurality of second connecting plates (202) form second gaps (203) at two ends of the springboard joist (2).
6. The trestle device for roller compacted concrete warehousing according to claim 5, characterized in that: two sections of vertical parts in the single trestle portal frame (1) respectively penetrate through second gaps (203) at two ends of the same springboard joist (2).
7. The trestle device for roller compacted concrete warehousing according to claim 5, characterized in that: the plurality of second connecting plates (202) are divided into two groups, the two groups of the plurality of second connecting plates (202) are respectively arranged at the positions, close to the two ends, of the springboard joist (2), the second connecting plates (202) are provided with vertical ear plates (204), and the plurality of ear plates (204) on the plurality of second connecting plates (202) in the same group penetrate through the same horizontal rod (205);
a vertical buckle plate (401) is arranged at the end part of the bottom surface of the warehouse entering springboard (4), a notch (402) is arranged on the bottom edge of the buckle plate (401), and the notch (402) is erected on the horizontal rod (205);
the warehouse-in springboard (4) is characterized in that the buckling plates (401) at the same end are multiple, the buckling plates (401) are parallel to each other, and notches (402) in the buckling plates (401) are erected on the horizontal rods (205) between two adjacent ear plates (204).
8. The trestle device for roller compacted concrete warehousing according to claim 7, characterized in that: the warehouse entering springboard (4) is divided into a middle springboard (9) and two side springboards (10), both ends of the bottom surface of the middle springboard (9) are provided with buckle plates (401), and one ends of the two side springboards (10) are provided with buckle plates (401).
9. The trestle device for roller compacted concrete warehousing according to claim 3, characterized in that: gallows (6) penetrate by the vertical partial top surface opening of landing stage portal (1), still wear to be equipped with gallows lockpin (8) in first clearance (103) of shaped steel lockpin (3) top, gallows (6) bottom that penetrates by the vertical partial top surface opening of landing stage portal (1) contact with gallows lockpin (8) that pass first clearance (103) and realize supporting.
10. Method of operating a trestle device for roller compacted concrete warehousing according to any one of claims 1 to 9, characterized in that it comprises the following steps:
1) a plurality of trestle portal frames (1) are pre-installed according to the length of the warehouse entering springboard (4) before opening the warehouse;
2) a concrete cushion block (5) is installed according to the length of the warehouse entering springboard (4) at one end;
3) after adjusting the springboard joist (2) on the trestle portal frame (1) to the height of 60cm away from the warehouse surface, supporting and fixing the springboard joist (2) by using a profile steel lock pin (3);
4) installing a middle springboard (9) and two side springboards (10);
5) carrying out rolling concrete pouring construction operation;
6) after the two-layer pouring operation is finished, the springboard joist (2) is lifted by 60cm through a manual chain hoist (7) on the hanger (6), and the inlet springboard (4) rises together in the adjusting process;
7) manually adjusting the section steel lock pin (3) to ascend 60cm to another group of first gaps (103) and supporting and fixing the lifted springboard joist (2) and the warehouse entering springboard (4);
8) and (5) repeating the steps 5) to 7), and finishing the subsequent rolled concrete pouring operation until the warehouse is collected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011190952.6A CN112359705A (en) | 2020-10-30 | 2020-10-30 | Trestle device for warehousing roller compacted concrete and operation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011190952.6A CN112359705A (en) | 2020-10-30 | 2020-10-30 | Trestle device for warehousing roller compacted concrete and operation method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112359705A true CN112359705A (en) | 2021-02-12 |
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ID=74513309
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011190952.6A Pending CN112359705A (en) | 2020-10-30 | 2020-10-30 | Trestle device for warehousing roller compacted concrete and operation method |
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| CN (1) | CN112359705A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61155513A (en) * | 1984-12-27 | 1986-07-15 | Shimizu Constr Co Ltd | Placement work of mass-concrete |
| CN204728336U (en) * | 2015-06-15 | 2015-10-28 | 中国葛洲坝集团国际工程有限公司 | Roller compacted concrete transports steel ramp of putting in storage fast |
| CN207260156U (en) * | 2017-09-26 | 2018-04-20 | 中国水利水电第八工程局有限公司 | It is a kind of to lift steel trestle device for what large volume grinding coagulation soil put in storage |
| CN108265723A (en) * | 2018-02-08 | 2018-07-10 | 中国葛洲坝集团公路运营有限公司 | The lift steel trestle device to put in storage for grinding coagulation soil |
| CN110499763A (en) * | 2019-08-27 | 2019-11-26 | 内蒙古自治区水利水电勘测设计院 | A kind of concrete quickly puts in storage system and its method of putting in storage |
-
2020
- 2020-10-30 CN CN202011190952.6A patent/CN112359705A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61155513A (en) * | 1984-12-27 | 1986-07-15 | Shimizu Constr Co Ltd | Placement work of mass-concrete |
| CN204728336U (en) * | 2015-06-15 | 2015-10-28 | 中国葛洲坝集团国际工程有限公司 | Roller compacted concrete transports steel ramp of putting in storage fast |
| CN207260156U (en) * | 2017-09-26 | 2018-04-20 | 中国水利水电第八工程局有限公司 | It is a kind of to lift steel trestle device for what large volume grinding coagulation soil put in storage |
| CN108265723A (en) * | 2018-02-08 | 2018-07-10 | 中国葛洲坝集团公路运营有限公司 | The lift steel trestle device to put in storage for grinding coagulation soil |
| CN110499763A (en) * | 2019-08-27 | 2019-11-26 | 内蒙古自治区水利水电勘测设计院 | A kind of concrete quickly puts in storage system and its method of putting in storage |
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