CN109514708B - Bridge concrete plate face stripping device and stripping process thereof - Google Patents
Bridge concrete plate face stripping device and stripping process thereof Download PDFInfo
- Publication number
- CN109514708B CN109514708B CN201811636025.5A CN201811636025A CN109514708B CN 109514708 B CN109514708 B CN 109514708B CN 201811636025 A CN201811636025 A CN 201811636025A CN 109514708 B CN109514708 B CN 109514708B
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- lever
- stripping
- window
- graduated scale
- flat plate
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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
- B28B7/0002—Auxiliary parts or elements of the mould
-
- 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
- B28B13/00—Feeding the unshaped material to moulds or apparatus for producing shaped articles; Discharging shaped articles from such moulds or apparatus
- B28B13/04—Discharging the shaped articles
- B28B13/06—Removing the shaped articles from moulds
- B28B13/065—Removing the shaped articles from moulds by applying electric current or other means of discharging, e.g. pneumatic or hydraulic discharging means
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- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Moulds, Cores, Or Mandrels (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention relates to a bridge concrete slab surface stripping device which comprises a stripping port arranged on a parting die A, wherein a stripping window is fixedly arranged in the stripping port in parallel, connecting blocks are symmetrically arranged in the stripping window in a front-back and left-right manner, the connecting blocks are arranged in parallel with the stripping window, a first connecting hole is formed in the connecting blocks, connecting beams are symmetrically arranged in the stripping window in the front-back manner, and second connecting holes are formed in the connecting beams; the connecting block on parallel connection have the connection flat board, the tie-beam on the vertical supporting seat that is connected with, the upper end of supporting seat is higher than the drawing window and arranges, the upper end of supporting seat sets up the perforation, the perforation axial lead slope connect the dull and stereotyped front edge to arrange perpendicularly downwards, it has the lever to run through in the perforation, the front end of lever sets up the crotch portion, crotch portion hook in the front edge of connecting the dull and stereotyped, the rear portion of lever is provided with the depression bar.
Description
Technical Field
The invention relates to bridge engineering, in particular to a bridge concrete slab stripping device and a stripping process thereof.
Background
The bridge concrete slab is the main component of the bridge, and is connected with the supporting beam, the beam rib plate and the diaphragm plate in the bridging engineering to form the bearing structure of the bridge. Adopt the full mold mould to come the shaping bridge concrete face usually in the preparation of bridge concrete face, this kind of full mold mould is simple, but owing to be the whole one-time drawing of patterns of full mold mould during the lift, easily cause bridge concrete face to be taken over by full mold mould drawing of patterns, so current multi-purpose split mold utensil, split mold utensil has reduced the problem that bridge concrete face drawing of patterns took over, but owing to the current adoption split mold utensil hangs up the formula drawing of patterns, the integrity rate of bridge concrete face is still not high, and also comparatively troublesome during the lift.
Disclosure of Invention
The invention aims to provide a bridge concrete plate face stripping device and a stripping process thereof, the stripping device is simple in structure, convenient to operate and simple in stripping process, the obtained bridge concrete plate face is higher in integrity than the bridge concrete plate face obtained by traditional hoisting, the problem of bridge concrete plate face stripping shortage is basically solved, and the precision requirement of bridge concrete plate face construction is ensured.
In order to achieve the above purpose, the invention adopts the technical scheme that: a bridge concrete slab stripping device comprises a stripping opening arranged on a parting die A, wherein a stripping window is fixedly arranged in the stripping opening in parallel, connecting blocks are symmetrically arranged in the stripping window in the front-back direction and in the left-right direction, the connecting blocks are arranged in parallel with the stripping window, a first connecting hole is formed in each connecting block, a connecting beam is symmetrically arranged in the front-back direction outside the stripping window in the front-back direction, and a second connecting hole is formed in each connecting beam;
the connecting block on parallel connection have the connection flat board, the tie-beam on the vertical supporting seat that is connected with, the upper end of supporting seat is higher than the drawing window and arranges, the upper end of supporting seat sets up the perforation, the perforation axial lead slope connect the dull and stereotyped front edge to arrange perpendicularly downwards, it has the lever to run through in the perforation, the front end of lever sets up the crotch portion, crotch portion hook in the front edge of connecting the dull and stereotyped, the rear portion of lever is provided with the depression bar.
Further, the lever include first lever, the second lever that bilateral symmetry set up, be provided with the connecting rod between the rear end of first lever, second lever perpendicularly, the depression bar set up in the centre of connecting rod, first lever, second lever, connecting rod, depression bar be located the coplanar, the connecting rod from its left end to its intermediate position set up the first scale, from its right-hand member to its intermediate position set up the second scale, first lever, second lever arrange the all slidable of direction along the connecting rod, and all be provided with the lock unit on the sliding position.
Still further, the connecting rod set up the bar recess along its pole length direction, the rear end of first lever, second lever all set up with the protruding block that the bar recess cell type is unanimous, the protruding block wedge in the bar recess.
Still further, a reinforcing rib is arranged between the pressure lever and the connecting rod.
A bridge concrete slab face stripping process comprises the following steps:
1) aligning the connecting flat plate to the mold lifting window, and forming fixed connection to the front, the back, the left and the right through a first connecting hole on the connecting block;
2) the support base is translated to ensure that the size of the first lever on the first graduated scale is equal to the size of the second lever on the second graduated scale, the support base is fixed through a second connecting hole on the connecting beam, and the first lever and the second lever are fixed through a locking unit;
3) the pressing rod is pressed downwards until the stripping window is positioned at the front edge of the connecting flat plate and shakes up and down; detaching the supporting seat and loosening the bent hook part;
4) the support seat is translated to ensure that the size of the first lever on the first graduated scale is equal to the size of the second lever on the second graduated scale, the support seat is fixed through a second connecting hole on the connecting beam, and the first lever and the second lever are fixed through a locking unit;
5) pressing the pressing rod downwards until the stripping window is positioned at the rear edge of the connecting flat plate and lifted; and detaching the supporting seat and loosening the bent hook part.
Further, in the step 2), the supporting seat is translated to a middle section close to the rear edge of the connecting flat plate; and 4) translating the supporting seat to the middle section close to the front edge of the connecting flat plate in the step 4).
And further, hoisting the split mold A after stripping, detaching the side mold, and inspecting the concrete slab surface of the bridge.
The invention has the technical effects that: compared with the existing hoisting type demoulding device, the mould stripping device has the advantages of simple structure, convenience in operation and simple mould stripping process, the obtained bridge concrete plate surface has higher integrity than the bridge concrete plate surface obtained by traditional hoisting, the problem of mould stripping shortage of the bridge concrete plate surface is basically solved, and the precision requirement of bridge concrete plate surface construction is ensured.
Drawings
FIG. 1 is a structural diagram of a concrete slab face ejector of an unassembled bridge of a split mold;
FIG. 2 is a structural diagram of a formwork stripping device for a concrete slab of a split-formwork assembly bridge;
FIG. 3 is a top view of the main part of the bridge concrete slab ejector;
FIG. 4 is a side view structural diagram of a main part of the bridge concrete slab stripper;
FIG. 5 is an enlarged view of a portion of FIG. 4;
the strut 42 is shown in cross-section because it is longer.
Detailed Description
Referring to the attached drawings, the bridge concrete slab surface stripping device comprises a stripping opening 10 arranged on a parting die A, a stripping window 11 is fixedly arranged in the stripping opening 10 in parallel with the stripping opening 10, connecting blocks 12 are symmetrically arranged on the inner side of the stripping window 11 in a front-back and left-right manner, the connecting blocks 12 are arranged in parallel with the stripping window 11, a first connecting hole is formed in the connecting block 12, connecting beams 13 are symmetrically arranged on the outer side of the stripping window 11 in the front-back manner, and a second connecting hole is formed in the connecting beams 13;
the connecting block 12 is connected with a connecting flat plate 20 in parallel, the connecting beam 13 is vertically connected with a supporting seat 30, the upper end of the supporting seat 30 is higher than the stripping window 11, the upper end of the supporting seat 30 is provided with a through hole 31, the axis line of the through hole 31 inclines downwards and is vertically connected with the front edge of the flat plate 20, a lever 40 penetrates through the through hole 31, the front end of the lever 40 is provided with a hook part 41, the hook part 41 is hooked at the front edge of the connecting flat plate 20, and the rear part of the lever 40 is provided with a pressure lever 42.
Further, the lever 40 includes a first lever 40a and a second lever 40b which are arranged in bilateral symmetry, a connecting rod 43 is vertically arranged between the rear ends of the first lever 40a and the second lever 40b, the pressing rod 42 is arranged in the middle of the connecting rod 43, the first lever 40a, the second lever 40b, the connecting rod 43 and the pressing rod 42 are located on the same plane, the connecting rod 43 is provided with a first scale from the left end to the middle position thereof and a second scale from the right end to the middle position thereof, the first lever 40a and the second lever 40b can slide along the arrangement direction of the connecting rod 43, and a locking unit is arranged on the sliding position.
The structure of the invention combines the lever and the connecting rod principle, the drawing force is uniform, the lever 40 is adopted to carry out drawing after the mould drawing window 11 on the mould drawing opening 10 of the split mould A is subjected to fractional demoulding, thus, firstly, the drawing viscous force of the mould drawing of the split mould A is divided into multiple times of dispersion, secondly, the force application point is determined and is positioned at the middle position of the mould drawing window 11 of the split mould A, and the hollow position (the minimum position of the drawing viscous force of the mould drawing of the split mould A) at the window of the mould drawing window 11 is skillfully utilized to gradually apply force, so that the drawing viscous force of the split mould A is gradually released from small to large, and the obtained bridge concrete plate surface has high integrity.
Still further, the connecting rod 43 is provided with a strip-shaped groove 43a along the rod length direction, the rear ends of the first lever 40a and the second lever 40b are both provided with a projection 40c with the same groove type as the strip-shaped groove 43a, and the projection 40c is wedged in the strip-shaped groove 43 a. Thus, the first lever 40a and the second lever 40b are ensured to slide on the same plane along the connecting rod 43, and the stable use of the stripper is ensured.
Still further, a reinforcing rib is arranged between the pressure lever 42 and the connecting rod 43.
Specifically, the bridge concrete slab stripping process comprises the following steps:
1) aligning the connecting flat plate 20 with the die window 11, and forming a fixed connection to the front, the rear, the left and the right through a first connecting hole on the connecting block 12;
2) the hook part 41 at the front end of the lever 40 is hooked at the front edge of the connecting flat plate 20, the supporting seat 30 is erected on the connecting beam 13 close to the rear edge of the connecting flat plate 20, the connecting rod 43 is translated to enable the dimension of the first scale from the adjacent die-drawing opening 10 to be equal to the dimension of the second scale from the adjacent die-drawing opening 10, the supporting seat 30 is translated to enable the dimension of the first lever 40a on the first scale to be equal to the dimension of the second lever 40b on the second scale, the supporting seat 30 is fixed through the second connecting hole in the connecting beam 13, and the first lever 40a and the second lever 40b are fixed through the locking unit;
this ensures that the force applied by the pressing rod 42 is uniformly distributed on the drawing window 11 of the drawing port 10, and the drawing window 11 of the drawing port 10 of the split mold a is firstly acted on one side.
3) The pressing rod 42 is pressed downwards until the drawing window 11 is positioned at the front edge of the connecting flat plate 20 and shakes up and down; detaching the support base 30 and releasing the bent hook portion 41;
4) the hook part 41 at the front end of the lever 40 is hooked at the rear edge of the connecting flat plate 20, the supporting seat 30 is erected on the connecting beam 13 close to the front edge of the connecting flat plate 20, the connecting rod 43 is translated to enable the dimension of the first scale from the adjacent die-drawing opening 10 to be equal to the dimension of the second scale from the adjacent die-drawing opening 10, the supporting seat 30 is translated to enable the dimension of the first lever 40a on the first scale to be equal to the dimension of the second lever 40b on the second scale, the supporting seat 30 is fixed through the second connecting hole on the connecting beam 13, and the first lever 40a and the second lever 40b are fixed through the locking unit;
this ensures that the force applied by the pressure bar 42 is uniformly distributed over the drawing window 11 of the drawing opening 10, and once again acts on the other side of the drawing window 11 of the drawing opening 10 of the split mold a.
5) The pressing rod 42 is pressed downwards until the drawing window 11 is positioned at the rear edge of the connecting flat plate 20 and lifted; the support base 30 is removed and the hook portion 41 is released.
Further, in the step 2), the supporting seat 30 is translated to a position close to the middle section of the rear edge of the connecting flat plate 20; and 4) translating the supporting seat 30 to a middle section close to the front edge of the connecting flat plate 20.
And further, hoisting the split mold A after stripping, detaching the side mold, and inspecting the concrete slab surface of the bridge.
Compared with the existing hoisting type demoulding, the mould extractor has the advantages of simple structure, convenience in operation and simple mould extracting process, the obtained bridge concrete plate surface has higher integrity than that of the bridge concrete plate surface obtained by traditional hoisting, the problem of mould extraction shortage of the bridge concrete plate surface is basically solved, and the precision requirement of bridge concrete plate surface construction is ensured.
Referring to the attached drawings, because the bridge concrete slab surface of the stripping of the invention is a standard bridge concrete slab surface with moderate width, two groups of the stripping openings 10 are arranged on the split mold A, and more groups of the stripping openings 10 can be arranged for the bridge concrete slab surface with wider width.
Claims (7)
1. The utility model provides a bridge concrete face ejector, is including setting up die orifice (10) that rises on minute mould (A), and adopts and set up multiunit die orifice (10) that rises on minute mould (A), and parallel die orifice (10) are played in die orifice (10) and are fixed being provided with and play mould window (11), its characterized in that: the inner side of the mould lifting window (11) is symmetrically provided with connecting blocks (12) in a front-back and left-right manner, the connecting blocks (12) are arranged in parallel with the mould lifting window (11), the connecting blocks (12) are provided with first connecting holes, the outer side of the mould lifting window (11) is symmetrically provided with connecting beams (13) in a front-back manner, and the connecting beams (13) are provided with second connecting holes;
connecting block (12) on parallel connection have connecting plate (20), tie-beam (13) on the vertical supporting seat (30) that is connected with, the upper end of supporting seat (30) is higher than drawing die window (11) and arranges, the upper end of supporting seat (30) sets up perforation (31), the axial lead slope of perforation (31) be connected with dull and stereotyped (20) leading edge downwards perpendicularly and arrange, perforation (31) are inside to have penetrated lever (40), the front end of lever (40) sets up hook portion (41), hook portion (41) in the leading edge of connecting plate (20), the rear portion of lever (40) is provided with depression bar (42).
2. The bridge concrete slab face ejector according to claim 1, characterized in that: lever (40) including first lever (40a), second lever (40b) that bilateral symmetry set up, be provided with connecting rod (43) between the rear end of first lever (40a), second lever (40b) perpendicularly, depression bar (42) set up in the centre of connecting rod (43), first lever (40a), second lever (40b), connecting rod (43), depression bar (42) be located the coplanar, connecting rod (43) set up first scale from its left end to its middle position, set up the second scale from its right-hand member to its middle position, first lever (40a), second lever (40b) arrange the all slidable of direction along connecting rod (43), and all be provided with the lock tightly unit on the sliding position.
3. The bridge concrete slab face ejector according to claim 2, characterized in that: the connecting rod (43) is provided with a strip-shaped groove (43a) along the length direction of the connecting rod, the rear ends of the first lever (40a) and the second lever (40b) are respectively provided with a convex block (40c) which is consistent with the groove shape of the strip-shaped groove (43a), and the convex block (40c) is wedged in the strip-shaped groove (43 a).
4. The bridge concrete slab face ejector according to claim 3, wherein: and a reinforcing rib is arranged between the pressure lever (42) and the connecting rod (43).
5. A bridge concrete slab face stripping process is characterized by comprising the following steps:
1) aligning the connecting flat plate (20) to the mold lifting window (11), and forming fixed connection to the front, the back, the left and the right through a first connecting hole on the connecting block (12);
2) the front end of a connecting flat plate (20) is hooked by a hook part (41) at the front end of a lever (40), a support seat (30) is erected on a connecting beam (13) close to the rear edge of the connecting flat plate (20), a connecting rod (43) is translated to enable the dimension of a first graduated scale from a die drawing port (10) adjacent to the first graduated scale to be equal to the dimension of a second graduated scale from the die drawing port (10) adjacent to the second graduated scale, the support seat (30) is translated to enable the dimension of a first lever (40a) on the first graduated scale to be equal to the dimension of a second lever (40b) on the second graduated scale, the support seat (30) is fixed through a second connecting hole in the connecting beam (13), and the first lever (40a) and the second lever (40b) are fixed through a locking unit;
3) the pressure rod (42) is pressed downwards until the stripping window (11) is positioned at the front edge of the connecting flat plate (20) and shakes up and down; the supporting seat (30) is disassembled, and the bent hook part (41) is loosened;
4) the rear edge of a connecting flat plate (20) is hooked by a hook part (41) at the front end of a lever (40), a support seat (30) is erected on a connecting beam (13) close to the front edge of the connecting flat plate (20), a connecting rod (43) is translated to enable the dimension of a first graduated scale from a die drawing port (10) adjacent to the first graduated scale to be equal to the dimension of a second graduated scale from the die drawing port (10) adjacent to the second graduated scale, the support seat (30) is translated to enable the dimension of a first lever (40a) on the first graduated scale to be equal to the dimension of a second lever (40b) on the second graduated scale, the support seat (30) is fixed through a second connecting hole in the connecting beam (13), and the first lever (40a) and the second lever (40b) are fixed through a locking unit;
5) the pressure rod (42) is pressed downwards until the stripping window (11) is positioned at the rear edge of the connecting flat plate (20) and is lifted; the support base (30) is detached, and the bent hook part (41) is loosened.
6. The bridge concrete slab stripping process according to claim 5, characterized in that: in the step 2), the supporting seat (30) is translated to a middle section close to the rear edge of the connecting flat plate (20); and 4) translating the supporting seat (30) to a middle section close to the front edge of the connecting flat plate (20).
7. The bridge concrete slab stripping process according to claim 6, characterized in that: and (4) hoisting the split mold (A) after stripping, detaching the side mold, and inspecting the concrete plate surface of the bridge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811636025.5A CN109514708B (en) | 2018-12-29 | 2018-12-29 | Bridge concrete plate face stripping device and stripping process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811636025.5A CN109514708B (en) | 2018-12-29 | 2018-12-29 | Bridge concrete plate face stripping device and stripping process thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109514708A CN109514708A (en) | 2019-03-26 |
| CN109514708B true CN109514708B (en) | 2020-08-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811636025.5A Expired - Fee Related CN109514708B (en) | 2018-12-29 | 2018-12-29 | Bridge concrete plate face stripping device and stripping process thereof |
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| Country | Link |
|---|---|
| CN (1) | CN109514708B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205043932U (en) * | 2015-09-15 | 2016-02-24 | 山东三箭资产投资管理有限公司 | Concrete form removal ware |
| CN106182387A (en) * | 2016-08-31 | 2016-12-07 | 东盟营造工程有限公司 | A kind of portable hexagon hollow brick form removal go-cart and form removal method thereof |
| CN205889504U (en) * | 2016-06-30 | 2017-01-18 | 中交一航局第四工程有限公司 | Small prefabricated parts stripping device |
| CN106564121A (en) * | 2016-11-04 | 2017-04-19 | 江苏建筑职业技术学院 | Hydraulic de-molding mechanism of precast concrete component mold |
| CN210100265U (en) * | 2018-12-29 | 2020-02-21 | 安徽国顺交通建设试验检测有限公司 | Bridge concrete face stripping device |
-
2018
- 2018-12-29 CN CN201811636025.5A patent/CN109514708B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205043932U (en) * | 2015-09-15 | 2016-02-24 | 山东三箭资产投资管理有限公司 | Concrete form removal ware |
| CN205889504U (en) * | 2016-06-30 | 2017-01-18 | 中交一航局第四工程有限公司 | Small prefabricated parts stripping device |
| CN106182387A (en) * | 2016-08-31 | 2016-12-07 | 东盟营造工程有限公司 | A kind of portable hexagon hollow brick form removal go-cart and form removal method thereof |
| CN106564121A (en) * | 2016-11-04 | 2017-04-19 | 江苏建筑职业技术学院 | Hydraulic de-molding mechanism of precast concrete component mold |
| CN210100265U (en) * | 2018-12-29 | 2020-02-21 | 安徽国顺交通建设试验检测有限公司 | Bridge concrete face stripping device |
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| Publication number | Publication date |
|---|---|
| CN109514708A (en) | 2019-03-26 |
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