CN212318014U - Open-close type inverted arch template and trestle with inverted arch template - Google Patents
Open-close type inverted arch template and trestle with inverted arch template Download PDFInfo
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- CN212318014U CN212318014U CN202020682659.0U CN202020682659U CN212318014U CN 212318014 U CN212318014 U CN 212318014U CN 202020682659 U CN202020682659 U CN 202020682659U CN 212318014 U CN212318014 U CN 212318014U
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Abstract
The utility model discloses an open-close type inverted arch template, including template skeleton and two at least template components of a whole that can function independently, be equipped with the arc track with inverted arch radian adaptation on the template skeleton, be equipped with two at least actuating mechanism that can follow arc track reciprocating motion on the arc track, each actuating mechanism and each the template components of a whole that can function independently one-to-one is connected. The utility model provides a take landing stage of invert template, includes the main bridge, still includes foretell open-close type invert template, be equipped with vertical track on the main bridge, be equipped with the template dolly on the vertical track, be equipped with the lift driving piece of connecting the template skeleton on the template dolly. The utility model has the advantages of simple structure, low cost, easy implementation, convenient construction, etc.
Description
Technical Field
The utility model relates to a tunnel construction equipment especially relates to an open-close type invert template and take landing stage of invert template.
Background
In recent years, with the continuous development of tunnel construction technology in China, in order to effectively improve the stability and durability of an inverted arch structure, new knowledge is provided for requirements of inverted arch construction. The template for inverted arch construction is optimized from a simple single small template to a trestle firstly to drive an integral type low-side wall inverted arch template, and then is further optimized to a full inverted arch template of a full inverted arch section template. The tunnel inverted arch layer is constructed with full-width inverted arch template, and template cost increases to some extent, and inverted arch construction space is also compressed further, and when pouring construction, the inverted arch layer can't be vibrated comprehensively in the below of template. In actual construction application, air bubbles are easily formed on the surface of finally-formed inverted arch concrete, primary pulp plastering and timely secondary cleaning cannot be carried out on the surface of the inverted arch layer due to the existence of the full-width inverted arch template, and certain safety risks are accompanied when the appearance of the inverted arch layer is influenced by the air bubbles.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome prior art not enough, provide an open-close type invert template of simple structure, with low costs, convenient construction.
The utility model discloses further provide a landing stage that contains above-mentioned open-close type inverted arch template.
In order to solve the technical problem, the utility model discloses a following technical scheme:
the open-close type inverted arch template comprises a template framework and at least two template split bodies, wherein an arc-shaped track matched with the radian of an inverted arch is arranged on the template framework, at least two driving mechanisms capable of reciprocating along the arc-shaped track are arranged on the arc-shaped track, and each driving mechanism is connected with each template split body in a one-to-one corresponding mode.
As a further improvement of the above technical solution: the arc-shaped track is provided with an arc-shaped rack, the driving mechanism comprises at least one driving gear, and the driving gear is meshed with the arc-shaped rack.
As a further improvement of the above technical solution: and the template framework is provided with a supporting rod for preventing floating.
The utility model provides a trestle, includes the main bridge, still includes foretell open-close type invert template, be equipped with on the main bridge along the vertical track that the invert depth direction was arranged, be equipped with the template dolly on the vertical track, be equipped with on the template dolly and connect the lift driving piece of template skeleton.
As a further improvement of the above technical solution: and a material distribution part is arranged on the template trolley.
As a further improvement of the above technical solution: the distributing part is a chute or a distributing arm.
Compared with the prior art, the utility model has the advantages of: the utility model discloses an invert template, be equipped with the arc track on the template skeleton, the template divide into a plurality of template components of a whole that can function independently, each template components of a whole that can function independently accessible actuating mechanism realizes following the orbital reciprocating motion of arc, each template components of a whole that can function independently both sides space had both been foldd to arc track middle part, also can put aside to arc track both ends, middle part space has been put aside, the construction is more convenient and convenient in time vibrate closely knit with the concrete, construction quality is improved, template components of a whole that can function independently removes the in-process, can be to a certain extent float accumulational concrete, the shaping, it is very convenient to construct, fast, and compare full width invert and remove, each template components of a whole that can function independently removes respectively, when guaranteeing invert construction quality, it is more.
The utility model discloses a trestle contains foretell invert template, therefore has above-mentioned advantage equally, and is equipped with vertical track on the main bridge, is equipped with the template dolly on the vertical track, is equipped with the lift driving piece of connecting the template skeleton on the template dolly, accomplishes the interval construction back of current construction at the invert template, and the lift driving piece drives the invert template and rises, then drives the invert template by the template dolly and follows vertical orbital motion to next construction interval, so circulate, simple structure, reliable, improved the efficiency of construction.
Drawings
Fig. 1 is a schematic view of the open-close type inverted arch form and trestle in the main view structure.
Fig. 2 is a schematic view of the top view structure of the open-close type inverted arch form and the trestle when closing.
Fig. 3 is a schematic view of the open-close type inverted arch form and the trestle in the front view structure of the present invention.
Fig. 4 is a schematic view of the open/close type inverted arch form and the trestle in the top view structure when opened.
Fig. 5 is a schematic structural diagram of a trestle of the present invention.
The reference numerals in the figures denote: 11. a template skeleton; 12. splitting the template; 3. an arc-shaped track; 31. an arc-shaped rack; 4. a drive mechanism; 41. a drive gear; 7. a main bridge; 71. a longitudinal rail; 72. a template trolley; 73. a lifting drive member; 74. a front approach bridge; 75. a rear approach bridge; 8. a cloth member; 9. a support rod.
Detailed Description
The invention is described in further detail below with reference to the drawings and specific examples.
Fig. 1 to 4 show the utility model discloses an embodiment of open-close type inverted arch template, the open-close type inverted arch template of this embodiment, including template skeleton 11 and two at least template components of a whole that can function independently 12, be equipped with on the template skeleton 11 with the arc track 3 of inverted arch radian adaptation, be equipped with two at least actuating mechanism 4 that can follow arc track 3 reciprocating motion on the arc track 3, each actuating mechanism 4 is connected with 12 one-to-one of each template components of a whole that can function independently.
This inverted arch template, be equipped with arc track 3 on template skeleton 11, the template divide into a plurality of template components of a whole that can function independently 12, the reciprocating motion along arc track 3 is realized to each template components of a whole that can function independently 12 accessible actuating mechanism 4, each template components of a whole that can function independently 12 both sides space had both been closed up to arc track 3 middle part, also can move away to arc track 3 both ends, middle part space has been let out, the construction is more convenient and in time vibrate the concrete closely knit, construction quality is improved, template components of a whole that can function independently 12 removes the in-process, can be to a certain extent with accumulational concrete floating, the shaping, it is very convenient, fast to construct, and compare full inverted arch and remove, each template components of a whole that can function independently 12 removes respectively, when guaranteeing inverted arch construction quality.
In the preferred embodiment, the arc-shaped rack 31 is disposed on the arc-shaped track 3, and the driving mechanism 4 includes at least one driving gear 41, and the driving gear 41 is engaged with the arc-shaped rack 31. When the template split body 12 works, the driving gear 41 rotates to drive the template split body 12 to move along the arc-shaped track 3, and the template split body 12 is simple and reliable in structure and not easy to slip.
Further, in the present embodiment, the formwork framework 11 is provided with a support bar 9 for preventing floating. Prevent the inverted arch template come-up through bracing piece 9, guarantee inverted arch construction quality.
Fig. 1 to 5 show an embodiment of the trestle of the present invention, the trestle of this embodiment, including main bridge 7, still include foretell open-close type invert template, be equipped with on the main bridge 7 along the longitudinal rail 71 that the invert depth direction was arranged (also be longitudinal rail 71 arrange along the tunnel depth direction when practical application), be equipped with template dolly 72 on the longitudinal rail 71, be equipped with the lift driving piece 73 of connecting template skeleton 11 on the template dolly 72. The lifting drive 73 may be, for example, a hydraulic cylinder, a hoisting member, a screw nut pair, or the like, and may be lifted.
The trestle comprises the inverted arch template, so the trestle also has the advantages, the main bridge 7 is provided with the longitudinal rail 71, the longitudinal rail 71 is provided with the template trolley 72, the template trolley 72 is provided with the lifting driving piece 73 connected with the template framework 11, after the construction of the inverted arch template in the current construction interval is completed, the lifting driving piece 73 drives the inverted arch template to ascend, then the template trolley 72 drives the inverted arch template to move to the next construction interval along the longitudinal rail 71, the cycle is carried out, the structure is simple and reliable, and the construction efficiency is improved.
Further, in the present embodiment, the material distribution member 8 is provided on the template carriage 72. The distributing member 8 may be, for example, a chute or a distributing arm. After the concrete tank truck travels to the trestle, the concrete is conveyed to the lower part of the inverted arch template through the distributing part 8, and the construction convenience and the construction efficiency are improved.
Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the present invention. The technical solution of the present invention can be used by anyone skilled in the art to make many possible variations and modifications, or to modify equivalent embodiments, without departing from the scope of the technical solution of the present invention, using the technical content disclosed above. Therefore, any simple modification, equivalent change and modification made to the above embodiments by the technical entity of the present invention should fall within the protection scope of the technical solution of the present invention.
Claims (6)
1. The utility model provides an open-close type inverted arch template which characterized in that: the inverted arch template comprises a template framework (11) and at least two template split bodies (12), wherein an arc-shaped track (3) matched with an inverted arch radian is arranged on the template framework (11), at least two driving mechanisms (4) capable of moving back and forth along the arc-shaped track (3) are arranged on the arc-shaped track (3), and each driving mechanism (4) is connected with each template split body (12) in a one-to-one corresponding mode.
2. The open-close type inverted arch form according to claim 1, wherein: be equipped with arc rack (31) on arc track (3), actuating mechanism (4) include at least one drive gear (41), drive gear (41) with arc rack (31) meshing.
3. The open-close type inverted arch form according to claim 1 or 2, wherein: and a support rod (9) for preventing floating is arranged on the template framework (11).
4. A trestle comprising a main bridge (7), characterized in that: the open-close type inverted arch formwork further comprises an open-close type inverted arch formwork according to any one of claims 1 to 3, wherein a longitudinal rail (71) arranged in the depth direction of the inverted arch is arranged on the main bridge (7), a formwork trolley (72) is arranged on the longitudinal rail (71), and a lifting driving piece (73) connected with the formwork framework (11) is arranged on the formwork trolley (72).
5. The trestle of claim 4, wherein: and a material distribution part (8) is arranged on the template trolley (72).
6. The trestle of claim 5, wherein: the distributing part (8) is a chute or a distributing arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020682659.0U CN212318014U (en) | 2020-04-28 | 2020-04-28 | Open-close type inverted arch template and trestle with inverted arch template |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020682659.0U CN212318014U (en) | 2020-04-28 | 2020-04-28 | Open-close type inverted arch template and trestle with inverted arch template |
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| CN212318014U true CN212318014U (en) | 2021-01-08 |
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| CN202020682659.0U Active CN212318014U (en) | 2020-04-28 | 2020-04-28 | Open-close type inverted arch template and trestle with inverted arch template |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113464165A (en) * | 2021-06-30 | 2021-10-01 | 湖南五新模板有限公司 | Reversible inverted arch formwork and construction method thereof |
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2020
- 2020-04-28 CN CN202020682659.0U patent/CN212318014U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113464165A (en) * | 2021-06-30 | 2021-10-01 | 湖南五新模板有限公司 | Reversible inverted arch formwork and construction method thereof |
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