CN112318686A - Tooth block plate bottom die and mounting method thereof - Google Patents
Tooth block plate bottom die and mounting method thereof Download PDFInfo
- Publication number
- CN112318686A CN112318686A CN202011172987.7A CN202011172987A CN112318686A CN 112318686 A CN112318686 A CN 112318686A CN 202011172987 A CN202011172987 A CN 202011172987A CN 112318686 A CN112318686 A CN 112318686A
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- plate
- tooth
- frame
- bottom die
- tooth block
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/02—Moulds with adjustable parts specially for modifying at will the dimensions or form of the moulded article
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/0064—Moulds characterised by special surfaces for producing a desired surface of a moulded article, e.g. profiled or polished moulding surfaces
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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
- E01D19/00—Structural or constructional details of bridges
- E01D19/12—Grating or flooring for bridges; Fastening railway sleepers or tracks to bridges
- E01D19/125—Grating or flooring for bridges
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Moulds, Cores, Or Mandrels (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention relates to a tooth block plate bottom die and an installation method thereof, which are used for prefabricating a bridge deck and comprise the following steps: the middle part of the frame is provided with a mounting groove; the tooth block plate is used for forming a tooth block and is installed in the installation groove, and the tooth block plate can move in the horizontal direction in the installation groove; and the adjusting plate is arranged in the mounting groove and fills a gap between the tooth-shaped plate and the frame. According to the tooth block plate bottom die and the installation method thereof, the bottom die with different structures does not need to be manufactured according to the structure of each prefabricated bridge deck slab, the utilization rate of the bottom die is improved, and the cost is greatly reduced.
Description
Technical Field
The invention relates to the field of bridge manufacturing, in particular to a tooth block plate bottom die and an installation method thereof.
Background
With the rapid development of bridge engineering construction in China, the prefabricated bridge deck is widely applied with the advantages of high construction efficiency, good environmental protection effect and the like.
In the related art, the common prefabricated bridge deck is standard in size, but some prefabricated bridge deck has prestress, which requires to provide a tooth block tensioning groove on a bottom die for preparing the bridge deck to form tooth blocks for prestress tensioning on the bridge deck, because of stress, the distances between the tooth blocks on the bridge deck are unevenly distributed, and due to different distances and positions, a large number of bottom dies need to be invested during prefabrication, which not only causes the utilization rate of the formwork to be low, but also requires a large amount of capital.
Therefore, a new bottom mold is needed to improve the utilization rate of the mold plate.
Disclosure of Invention
The embodiment of the invention provides a tooth block plate bottom die and an installation method thereof, and aims to solve the problems that the bottom die utilization rate of a bridge deck plate is low and the cost is high in the related technology.
In a first aspect, there is provided a tooth block plate bottom form for prefabricating a bridge deck, comprising: the middle part of the frame is provided with a mounting groove; the tooth block plate is used for forming a tooth block and is installed in the installation groove, and the tooth block plate can move in the horizontal direction in the installation groove; and the adjusting plate is arranged in the mounting groove and fills a gap between the tooth-shaped plate and the frame.
In some embodiments, the frame is provided with a slide, and the tooth plate moves in the mounting groove through the slide.
In some embodiments, the sliding ways are disposed on two opposite inner walls of the mounting groove along a longitudinal direction of the mounting groove, two opposite ends of the tooth-shaped plate are respectively supported on the sliding ways, and two opposite ends of the adjusting plate are respectively supported on the sliding ways.
In some embodiments, the slide way is made of angle steel, and the slide way is welded to the frame.
In some embodiments, vertical stiffening plates are fixed on the inner side of the slideway at preset intervals.
In a second aspect, a method for installing the bottom die of the toothed plate is provided, which includes the following steps: assembling according to a preset size to form a frame with the mounting groove; mounting the tooth plate to a preset position in the mounting groove; installing the adjustment plate into a gap between the tooth plate and the frame.
In some embodiments, the assembling according to the preset size to form the frame with the mounting groove specifically includes: the frame is formed by welding steel plates according to a preset size, and an installation groove for installing the tooth plate and the adjusting plate is reserved in the middle of the frame.
In some embodiments, after the frame with the installation groove is assembled and formed according to the preset size, angle steel is welded to two opposite sides of the installation groove along the longitudinal direction of the installation groove to form a slideway.
In some embodiments, the installing the tooth block plate to a preset position in the installation groove specifically includes: hanging the tooth block plate into the mounting groove, and supporting the tooth block plate on the slide way; and pushing the toothed block plate to a preset position along the slide way, and fixing the toothed block plate and the frame.
In some embodiments, after the adjusting plate is installed in the gap between the tooth block plate and the frame, when a different bridge deck needs to be prefabricated, the adjusting plate is moved out of the installation groove, the tooth block plate is pushed to another preset position along the slide way, and then the adjusting plate with a proper size is selected to be installed in the installation groove according to the adjusted gap between the tooth block plate and the frame.
The technical scheme provided by the invention has the beneficial effects that:
the embodiment of the invention provides a tooth block plate bottom die and an installation method thereof, wherein the tooth block plate bottom die comprises a frame, an installation groove is formed in the frame, and a tooth block plate capable of moving in the installation groove is further included.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic top view of a bottom die of a tooth block plate according to an embodiment of the present invention;
FIG. 2 is a schematic cross-sectional view of A-A of FIG. 1;
FIG. 3 is a schematic cross-sectional view of B-B of FIG. 1;
fig. 4 is a schematic top view of a tooth block plate bottom mold without an adjusting plate according to an embodiment of the present invention.
In the figure: 1. a frame; 11. mounting grooves; 2. a tooth block plate; 21. a flat plate portion; 22. a tooth block tensioning groove; 3. an adjusting plate; 4. a slideway; 5. vertical stiffener.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
The embodiment of the invention provides a tooth block plate bottom die and an installation method thereof, which can solve the problems of low utilization rate of the bottom die and high cost of a bridge deck plate in the related technology.
Referring to fig. 1, a tooth block plate bottom mold provided for an embodiment of the present invention is used for prefabricating a bridge deck, and includes: the middle part of the frame 1 can be provided with a mounting groove 11; a tooth block plate 2 for forming a tooth block, installed in the installation groove 11, and the tooth block plate 2 can move in the installation groove 11 in a horizontal direction; and an adjusting plate 3 installed in the installation groove 11, and the adjusting plate 3 may fill a gap between the tooth plate 2 and the frame 1.
Referring to fig. 1 and 2, in some embodiments, the frame 1 may be welded by using steel plates, and in this embodiment, a channel steel with a height of 20mm and a thickness of 8mm is preferred; because the whole tooth-shaped plate bottom die is long, a plurality of frames 1 can be fixed together side by side to form an outer frame of the whole tooth-shaped plate bottom die, in the embodiment, three integrated frames 1 are connected in front and back to splice the outer frame of the whole tooth-shaped plate bottom die, and each frame 1 is provided with an installation groove 11; can adopt 11M 27X 90 mm's bolted connection between two adjacent frames 1, guarantee that tooth piece slab base mould has certain rigidity to, all on the coplanar in order to guarantee three frame 1, can set up 5 locating pins between two adjacent frames 1 and fix a position.
Referring to fig. 4, in some alternative embodiments, the mounting groove 11 may be elongated and may be disposed along the longitudinal direction of the frame 1, and the mounting groove 11 may penetrate the frame 1 up and down.
Referring to fig. 1 and 3, in some embodiments, the tooth block plate 2 may include a flat plate portion 21 located at an upper portion, and a tooth block stretching groove 22 recessed downward from the flat plate portion 21, when the tooth block plate 2 is installed in the installation groove 11, an upper surface of the flat plate portion 21 is flush with an upper surface of the frame 1, the flat plate portion 21 may be square, a length of the flat plate portion 21 may be the same as a width of the installation groove 11, a width of the flat plate portion 21 may be designed according to a size of the tooth block stretching groove 22, and in this embodiment, it is preferable that the tooth block plate 2 has a length of 1900mm and a width of 900 mm.
Referring to fig. 1 and 2, in some alternative embodiments, the adjusting plate 3 may be a square plate, and the length of the adjusting plate 3 may be the same as the width of the mounting groove 11, the width of the adjusting plate 3 may be set to have various different sizes according to the distance between two adjacent tooth blocks on the bridge deck, and after the adjusting plate 3 is mounted in the mounting groove 11, the upper surface of the adjusting plate 3 may be flush with the upper surface of the frame 1; and the adjusting plate 3 can be connected with the tooth block plate 2 by using bolts of M20X 50 mm.
Referring to fig. 3 and 4, in some embodiments, in order to facilitate the movement of the tooth-shaped plate 2, the frame 1 may be provided with a slide way 4, and the tooth-shaped plate 2 may move in the mounting groove 11 through the slide way 4, so that the operation is convenient, and the tooth-shaped plate 2 may be directly moved to a desired position in a push-pull manner, thereby saving time for dismounting bolts and hoisting, saving labor and time, and saving labor.
Referring to fig. 4, on the basis of the above technical solution, the slide ways 4 may be disposed on two opposite inner walls of the installation slot 11 along the longitudinal direction of the installation slot 11, two opposite ends of the tooth block plate 2 in the length direction may be respectively supported on the slide ways 4, and two opposite ends of the adjusting plate 3 in the length direction may also be respectively supported on the slide ways 4, and the slide ways 4 may ensure that the tooth block plate 2, the adjusting plate 3 and the frame 1 are located in the same plane, and the slide ways 4 may support the tooth block plate 2 and the adjusting plate 3, so as to facilitate the connection between the tooth block plate 2 and the frame 1, and the connection between the adjusting plate 3 and the frame 1, if there is no slide way 4, a hoisting machine is required to hoist the tooth block plate 2 or a bottom super cushion, and then a worker goes to the bottom of the frame 1 to screw down, which is not safe and time-.
Referring to fig. 2 and 4, preferably, the chute 4 can adopt angle steel of ≤ 50, and the chute 4 can be welded on the frame 1, and the chute 4 is formed by using common angle steel, so that the structure is simple and practical.
Referring to fig. 2 and 3, in some embodiments, vertical stiffening plates 5 may be fixed to the inner side of the slide 4 at a predetermined distance, and the vertical stiffening plates 5 may extend downward beyond the bottom of the slide 4 and be welded to the frame 1, so as to enhance the strength of the slide 4, in this embodiment, one vertical stiffening plate 5 is preferably arranged at intervals of 0.6 m.
Referring to fig. 1, an embodiment of the present invention further provides an installation method of the above toothed plate bottom die, including the following steps:
step 1: the frame 1 with the installation groove 11 is assembled and formed according to the preset size.
In some embodiments, in step 1, the assembling the frame 1 with the mounting groove 11 according to the preset size may specifically include: a frame 1 with the size approximately same as that of a prefabricated bridge deck is formed by welding steel plates according to a preset size, and an installation groove 11 for installing a tooth plate 2 and an adjusting plate 3 is reserved in the middle of the frame 1.
In some alternative embodiments, after step 1, angle steel may be welded to two opposite sides of the installation slot 11 along the longitudinal direction of the installation slot 11 to form the chute 4.
In some embodiments, after step 1, after welding the skids 4, one vertical stiffener plate 5 may be welded on the inner side of the skids 4 at intervals of 0.6 m.
Step 2: the tooth block plate 2 is mounted to a predetermined position in the mounting groove 11.
In some embodiments, in step 2, the step of installing the tooth block plate 2 to the predetermined position in the installation groove 11 may specifically include the following steps: the tooth block plate 2 is hung in the installation groove 11, and two ends of the tooth block plate 2 are supported on the slide 4; the block tooth plate 2 can then be pushed along the slide 4 to a predetermined position, and the block tooth plate 2 is fixed to the frame 1.
And step 3: the adjustment plate 3 is fitted into the gap between the block plate 2 and the frame 1.
In some embodiments, in step 3, the installing the adjusting plate 3 into the gap between the tooth block plate 2 and the frame 1 may specifically include the following steps: according to the size of the gap between the tooth block plate 2 and the frame 1 after the position is fixed (namely the residual space of the installation groove 11), the adjusting plate 3 with proper size is selected, the selected adjusting plate 3 is hung in the installation groove 11, two ends of the adjusting plate 3 are supported on the slide 4, and the adjusting plate 3 is made to fill the gap between the tooth block plate 2 and the frame 1.
In some alternative embodiments, after step 3, the adjusting plate 3 may be connected to the tooth block plate 2 using bolts of M20.
On the basis of the technical scheme, after the step 3, when one bridge deck is prefabricated and the next different bridge deck (different tooth block positions on the bridge deck) needs to be prefabricated, the bolt between the adjusting plate 3 and the tooth block plate 2 can be firstly detached, then the adjusting plate 3 is moved out of the mounting groove 11 through the crane, the tooth block plate 2 in the mounting groove 11 is pushed to another preset position along the slide way 4 according to the tooth block position on the bridge deck to be prefabricated, and then another adjusting plate 3 with a proper size is selected to be mounted to the mounting groove 11 according to the gap size between the adjusted tooth block plate 2 and the frame 1.
The principles of the tooth block plate bottom die and the installation method thereof provided by the embodiment of the invention are as follows:
because the tooth block plate bottom die comprises the frame 1, the frame 1 is provided with the mounting groove 11, and the tooth block plate bottom die also comprises the tooth block plate 2 which can move in the mounting groove 11, when different bridge decks are required to be prefabricated, the tooth block plate 2 can be directly moved to a proper position in the mounting groove 11, and then the adjusting plate 3 with a proper size is selected to be mounted in the mounting groove 11, so that the gap between the tooth block plate 2 and the frame 1 is filled, therefore, only one frame 1, one tooth block plate 2 and several adjusting plates 3 with different sizes are required to be manufactured, the prefabrication of a plurality of different bridge decks can be completed, bottom dies with different structures are not required to be manufactured according to the structure of each prefabricated bridge deck, the utilization rate of the bottom dies is improved, and the cost is greatly reduced; the tooth block plate bottom die is simple in structure, light in dead weight, wide in transformation range, accurate in positioning, simple and convenient to assemble and disassemble, and capable of shortening the construction period.
In the description of the present invention, it should be noted that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and operate, and thus, should not be construed as limiting the present invention. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
It is to be noted that, in the present invention, relational terms such as "first" and "second", and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The foregoing are merely exemplary embodiments of the present invention, which enable those skilled in the art to understand or practice the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A tooth block slab bottom die for prefabricating a bridge deck, comprising:
the device comprises a frame (1), wherein the middle part of the frame (1) is provided with a mounting groove (11);
a tooth block plate (2) for forming a tooth block, which is installed in the installation groove (11), and the tooth block plate (2) can move in the installation groove (11) along the horizontal direction;
an adjusting plate (3) installed in the installation groove (11), and the adjusting plate (3) fills a gap between the tooth-shaped plate (2) and the frame (1).
2. The tooth block plate bottom die of claim 1, wherein:
the frame (1) is provided with a slide way (4), and the tooth-shaped plate (2) moves in the mounting groove (11) through the slide way (4).
3. The tooth block plate bottom die of claim 2, wherein:
slide (4) are followed the lengthwise direction of mounting groove (11) set up in on two relative inner walls of mounting groove (11), the relative both ends of tooth board (2) support respectively in on slide (4), and the relative both ends of regulating plate (3) support respectively in on slide (4).
4. The tooth block plate bottom die of claim 2, wherein:
the slide way (4) adopts angle steel, and the slide way (4) is welded on the frame (1).
5. The tooth block plate bottom die of claim 2, wherein:
vertical stiffening plates (5) are fixed on the inner side of the slide way (4) at intervals of a preset distance.
6. The method for mounting the bottom die of the dental plate according to claim 1, comprising the steps of:
assembling and forming a frame (1) with the mounting groove (11) according to a preset size;
mounting the tooth block plate (2) to a preset position in the mounting groove (11);
-mounting the adjustment plate (3) into the gap between the tooth plate (2) and the frame (1).
7. The method for mounting the bottom die of the tooth form plate according to claim 6, wherein the assembling of the frame (1) having the mounting groove (11) according to the predetermined size specifically comprises:
the frame (1) is formed by welding steel plates according to a preset size, and a mounting groove (11) for mounting the tooth plate (2) and the adjusting plate (3) is reserved in the middle of the frame (1).
8. The method for mounting the bottom die of the toothed plate according to claim 6, wherein:
after the frame (1) with the installation groove (11) is assembled and formed according to the preset size, angle steel is welded on the two opposite sides of the installation groove (11) along the longitudinal direction of the installation groove (11) to form a slide way (4).
9. The method for mounting the bottom die of the tooth plate in accordance with claim 8, wherein the mounting the tooth plate (2) to a predetermined position in the mounting groove (11) comprises:
the tooth-shaped plate (2) is hung in the mounting groove (11), and the tooth-shaped plate (2) is supported on the slide way (4);
pushing the tooth-shaped block plate (2) to a preset position along the slide way (4), and fixing the tooth-shaped block plate (2) and the frame (1).
10. The method for mounting the bottom die of the toothed plate according to claim 8, wherein:
after the adjusting plate (3) is installed in the gap between the tooth-shaped plate (2) and the frame (1), when different bridge decks need to be prefabricated, the adjusting plate (3) is moved out of the installation groove (11) and the tooth-shaped plate (2) is pushed to another preset position along the slide way (4),
and then according to the adjusted gap between the tooth-shaped plate (2) and the frame (1), selecting an adjusting plate (3) with a proper size to be installed in the installation groove (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011172987.7A CN112318686B (en) | 2020-10-28 | 2020-10-28 | Tooth block plate bottom die and mounting method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011172987.7A CN112318686B (en) | 2020-10-28 | 2020-10-28 | Tooth block plate bottom die and mounting method thereof |
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| Publication Number | Publication Date |
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| CN112318686A true CN112318686A (en) | 2021-02-05 |
| CN112318686B CN112318686B (en) | 2022-04-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| US6578343B1 (en) * | 2001-11-12 | 2003-06-17 | Pipe Service, Inc. | Reinforced concrete deck structure for bridges and method of making same |
| CN201459605U (en) * | 2009-07-31 | 2010-05-12 | 武汉一冶钢结构有限责任公司 | U-rib assembling device of steel box girder |
| KR20140033952A (en) * | 2012-09-11 | 2014-03-19 | 송진화 | An arch type slab and thereof manufacturing method |
| CN205474864U (en) * | 2016-03-31 | 2016-08-17 | 廊坊合力天一机械设备有限公司 | General recess template positioner of bed plate road bridge |
| CN207156076U (en) * | 2017-08-28 | 2018-03-30 | 马鞍山华亿工程技术有限公司 | A kind of reverse mould plate of prefabricated bottom plate with ribbing |
| CN109577189A (en) * | 2018-11-20 | 2019-04-05 | 湖南大学 | Using the ultra-high performance concrete floor and its processing method of rib bottom steel plate |
-
2020
- 2020-10-28 CN CN202011172987.7A patent/CN112318686B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6578343B1 (en) * | 2001-11-12 | 2003-06-17 | Pipe Service, Inc. | Reinforced concrete deck structure for bridges and method of making same |
| CN201459605U (en) * | 2009-07-31 | 2010-05-12 | 武汉一冶钢结构有限责任公司 | U-rib assembling device of steel box girder |
| KR20140033952A (en) * | 2012-09-11 | 2014-03-19 | 송진화 | An arch type slab and thereof manufacturing method |
| CN205474864U (en) * | 2016-03-31 | 2016-08-17 | 廊坊合力天一机械设备有限公司 | General recess template positioner of bed plate road bridge |
| CN207156076U (en) * | 2017-08-28 | 2018-03-30 | 马鞍山华亿工程技术有限公司 | A kind of reverse mould plate of prefabricated bottom plate with ribbing |
| CN109577189A (en) * | 2018-11-20 | 2019-04-05 | 湖南大学 | Using the ultra-high performance concrete floor and its processing method of rib bottom steel plate |
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| CN112318686B (en) | 2022-04-01 |
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