CN216973127U - Sharing type box girder internal mold - Google Patents
Sharing type box girder internal mold Download PDFInfo
- Publication number
- CN216973127U CN216973127U CN202122400473.9U CN202122400473U CN216973127U CN 216973127 U CN216973127 U CN 216973127U CN 202122400473 U CN202122400473 U CN 202122400473U CN 216973127 U CN216973127 U CN 216973127U
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- fixedly connected
- mold
- mould
- wall
- box girder
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- 230000003014 reinforcing effect Effects 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 2
- 238000010276 construction Methods 0.000 description 3
- 238000009415 formwork Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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- Bridges Or Land Bridges (AREA)
Abstract
The utility model discloses a shared box girder internal mold which comprises an upper mold, wherein an adjusting mold is inserted into the lower end of the upper mold in a sliding manner, the lower end of the adjusting mold is detachably connected with a lower mold, the inner walls of the two sides of the adjusting mold are fixedly connected with fixed blocks, the outer wall of each fixed block is provided with a sliding groove, the inner top wall of the upper mold is fixedly connected with a hydraulic cylinder, the driving end of the hydraulic cylinder vertically faces downwards and is fixedly connected with a fixed rod, the lower side walls of the two ends of the fixed rod are symmetrically and fixedly connected with connecting rods, the outer wall of each connecting rod is fixedly connected with a cylindrical pin which is arranged in the sliding grooves on the same side in a sliding manner, and the two ends of the lower mold are inserted with extending molds in a sliding manner. According to the utility model, the height of the whole internal mold is adjusted by extending and moving back the driving end of the hydraulic cylinder, so that the box girder internal mold can be suitable for a multi-height box girder, and the method is simple and convenient, and greatly reduces the manufacturing cost.
Description
Technical Field
The utility model relates to the technical field of hydraulic internal molds, in particular to a shared type box girder internal mold.
Background
In the construction process of a high-speed railway, the situation that a newly-built line crosses an existing line is often caused and limited by the terrain, and if a standard bridge is adopted, the clearance height of the existing line below is not enough. The standard beam formwork is generally required to be shared in construction so as to save construction cost, which greatly increases difficulty for the design of the formwork.
If the low-height box girder is required to be produced, only the low-height internal mold can be produced when the low-height box girder is manufactured, so that the cost is increased, the height of the conventional box girder internal mold cannot be adjusted, and the conventional box girder internal mold cannot be suitable for multi-height box girders.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems in the background art and provides a common box girder inner mold.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a common box girder inner mold comprises an upper mold, wherein an adjusting mold is inserted into the lower end of the upper mold in a sliding manner, the lower end of the adjusting mold is detachably connected with a lower mold, the inner walls of the two sides of the adjusting mold are fixedly connected with fixed blocks, the outer wall of each fixed block is provided with a chute, the inner top wall of the upper mold is fixedly connected with a hydraulic cylinder, the driving end of the hydraulic cylinder is vertically downward and fixedly connected with a fixed rod, the lower side walls of the two ends of the fixed rod are symmetrically and fixedly connected with connecting rods, the outer wall of each connecting rod is fixedly connected with a cylindrical pin which is arranged in the chutes on the same side in a sliding manner, the two ends of the lower mold are inserted with extending molds in a sliding manner, the upper end of each extending mold is fixedly connected with an insert block, the lower end of the adjusting mold is provided with an insert groove matched with the insert block, and the outer wall of the adjusting mold and the outer walls of the two insert blocks are provided with threaded holes, two of the screw holes on the same side are oppositely arranged.
Preferably, all be equipped with reinforcing mechanism between the both sides inner wall of going up the mould and adjusting the mould, reinforcing mechanism includes two connecting blocks of fixed connection on adjusting the mould inner wall, two common fixedly connected with slide between the connecting block, the slide is kept away from the one end of connecting block and is slided and insert and be equipped with two stoppers of fixed connection on last mould inner wall, two spacing grooves with stopper assorted are seted up to the outer wall of slide.
Preferably, the outer walls of the two ends of the lower die are respectively in threaded connection with fastening bolts with end portions abutting against the outer wall of the extension die on the same side.
Preferably, the inner walls of the two sides of the adjusting die are hinged with support rods, and the upper ends of the support rods are slidably inserted into the upper die to be hinged with the inner top wall of the upper die to form an extension rod.
Preferably, the two opposite ends of the fixing blocks are fixedly connected with limiting plates.
Preferably, the end parts of the two limit blocks are fixedly connected with fixing plates.
Compared with the prior art, this sharing type case roof beam centre form's advantage lies in:
1. the hydraulic cylinder and the adjusting die are arranged, the driving end of the hydraulic cylinder is started to extend and move back, and the adjusting die is driven to extend and contract in the upper die through the sliding of the cylindrical pin in the sliding groove in the fixed block, so that the height of the whole inner die is adjusted, the box girder inner die can be suitable for a multi-height box girder, the operation is simple and convenient, and the manufacturing cost is greatly reduced;
2. The reinforcing mechanism is arranged, so that when the adjusting die extends or contracts, the sliding plate can be driven to slide on the outer wall of the connecting block, the sliding plate can always reinforce the joint of the adjusting die and the upper die, and the working stability of the inner die is improved;
in conclusion, the height of the whole inner die is adjusted by extending and moving back the driving end of the hydraulic cylinder, so that the box girder inner die can be suitable for a multi-height box girder, the operation is simple and convenient, and the manufacturing cost is greatly reduced.
Drawings
Fig. 1 is a schematic structural view of a common box girder inner mold according to the present invention;
fig. 2 is a side view of a reinforcing mechanism in an internal mold of a common box girder according to the present invention.
In the figure: the device comprises an upper die 1, a regulating die 2, a fixing block 3, a sliding groove 4, a hydraulic cylinder 5, a fixing rod 6, a connecting rod 7, a cylindrical pin 8, a lower die 9, an extending die 10, an inserting block 11, a supporting rod 12, an extending rod 13, a limiting plate 14, a fastening bolt 15, a connecting block 16, a limiting block 17, a sliding plate 18, a limiting groove 19 and a fixing plate 20.
Detailed Description
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 only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, are used in the orientations and positional relationships indicated in the drawings, which are based on the orientations and positional relationships indicated in the drawings, and are used for convenience of description and simplicity of description, but do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
Referring to fig. 1-2, a sharing type case roof beam centre form, including last mould 1, the lower extreme of going up mould 1 slides and inserts and is equipped with regulation mould 2, the both sides inner wall of regulation mould 2 all articulates there is vaulting pole 12, the upper end of every vaulting pole 12 all slides and inserts and be equipped with last mould 1 interior roof and articulate at extension rod 13, when adjusting mould 2 and stretch out and draw back in last mould 1, through extension rod 13 flexible in vaulting pole 12, realize extension rod 13 and last mould 1 junction and vaulting pole 12 and adjust the rotation between the mould 2 junction, thereby make extension rod 13 and vaulting pole 12 can change along with the change of adjusting mould 2, and then play the mesh of support to the centre form after adjusting.
The lower extreme dismantlement of adjusting mould 2 is connected with lower mould 9, and the both ends of lower mould 9 are all slided and are inserted and be equipped with extension mould 10, and the both ends outer wall of lower mould 9 is threaded connection respectively has tip and homonymy to extend the fastening bolt 15 that mould 10 outer wall offseted, accomplishes the back at the length adjustment who adjusts mould 2, need take two extension moulds 10 out to the width of adjusting mould 2 lower extreme is adjusted in the adaptation, and after extension mould 10 is adjusted and is accomplished, screw in fastening bolt 15 supports the outer wall of tightly extending mould 10 and fixes extension mould 10.
Every upper end that extends mould 10 is equal fixedly connected with inserted block 11, the lower extreme of adjusting mould 2 offer with inserted block 11 assorted slot, the outer wall of adjusting mould 2 all sets up threaded hole with the outer wall of two inserted blocks 11, two screw holes that are located the homonymy are relative setting, utilize bolt screw in and screw out threaded hole, can realize that inserted block 11 and the installation of adjusting mould 2 are dismantled, around the length adjustment of adjusting mould 2, all need install the dismantlement to lower mould 9, so that can highly adjust adjusting mould 2.
All be equipped with reinforcing mechanism between the both sides inner wall of going up mould 1 and regulation mould 2, reinforcing mechanism includes two connecting blocks 16 of fixed connection on adjusting mould 2 inner wall, common fixedly connected with slide 18 between two connecting blocks 16, slide 18 keeps away from the one end of connecting block 16 and slides and insert and be equipped with two stopper 17 of fixed connection on last mould 1 inner wall, slide 18's outer wall seted up with two stopper 17 assorted spacing grooves 19, the equal fixedly connected with fixed plate 20 of tip of two stopper 17, when adjusting mould 2 when extending or shrink, can drive slide 18 and slide on the outer wall of connecting block 17, make slide 18 can consolidate the regulation mould 2 and the junction of last mould 1 all the time, the width of fixed plate 20 is greater than the width of spacing groove 19 simultaneously, can avoid slide 18 to drop, thereby the steadiness of centre form during operation has been improved.
The inner walls of the two sides of the adjusting die 2 are fixedly connected with the fixing blocks 3, the opposite ends of the two fixing blocks 3 are fixedly connected with the limiting plates 14, and when the two limiting plates 14 are abutted, the maximum height of the inner film is shown.
The outer wall of each fixed block 3 is provided with a sliding groove 4, the inner top wall of the upper die 1 is fixedly connected with a hydraulic cylinder 5, the driving end of the hydraulic cylinder 5 is vertically downward and fixedly connected with a fixed rod 6, the side walls of the two ends of the fixed rod 6 are symmetrically and fixedly connected with connecting rods 7, the outer wall of each connecting rod 7 is fixedly connected with a cylindrical pin 8 which is arranged in the sliding grooves 4 on the same side in a sliding manner, when the height of the inner die needs to be adjusted, the driving end of the hydraulic cylinder 5 is extended to drive the fixed rod 6 and the two connecting rods 7 to move downwards and push the fixed block 3 to move downwards, then the adjusting die 2 is driven to extend in the upper die 1 through the sliding of the cylindrical pin 8 in the sliding grooves 4 on the fixed block 3, then the driving end of the hydraulic cylinder 5 can be moved backwards, the adjusting die 2 is driven to retract in the upper die 1, thereby the height of the whole inner die is adjusted, and the inner die of the box girder can be suitable for a multi-height box girder, is simple and convenient, and greatly reduces the manufacturing cost.
In this regard, the term "fixedly attached" is to be understood broadly, unless otherwise specifically stated or limited, and may be, for example, welded, glued, or integrally formed as is conventional in the art.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the utility model concepts of the present invention in the scope of the present invention.
Claims (6)
1. The utility model provides a sharing type box girder inner mold, includes mould (1), its characterized in that, the lower extreme of going up mould (1) slides and inserts and be equipped with regulation mould (2), the lower extreme dismantlement of regulation mould (2) is connected with lower mould (9), the equal fixedly connected with fixed block (3) of both sides inner wall of regulation mould (2), every spout (4) have all been seted up to the outer wall of fixed block (3), the interior roof fixedly connected with pneumatic cylinder (5) of going up mould (1), the drive end of pneumatic cylinder (5) is vertical downwards and fixedly connected with dead lever (6), lateral wall symmetry fixedly connected with connecting rod (7) under the both ends of dead lever (6), the equal fixedly connected with of outer wall of every connecting rod (7) slides cylindric lock (8) that sets up in homonymy spout (4), the both ends of lower mould (9) all slide and insert and be equipped with extension mould (10), every extend the equal fixedly connected with inserted block (11) in upper end of mould (10), the lower extreme of adjusting mould (2) is seted up with inserted block (11) assorted slot, the outer wall of adjusting mould (2) and the outer wall of two inserted blocks (11) all set up threaded hole, are located two of homonymy the screw hole is relative the setting.
2. The common type box girder inner mold according to claim 1, wherein a reinforcing mechanism is arranged between the upper mold (1) and the inner walls of the two sides of the adjusting mold (2), the reinforcing mechanism comprises two connecting blocks (16) fixedly connected to the inner walls of the adjusting mold (2), a sliding plate (18) is fixedly connected between the two connecting blocks (16), two limiting blocks (17) fixedly connected to the inner wall of the upper mold (1) are slidably inserted into one end of the sliding plate (18) far away from the connecting blocks (16), and two limiting grooves (19) matched with the limiting blocks (17) are formed in the outer wall of the sliding plate (18).
3. The common type box girder inner mold according to claim 1, wherein the outer walls of both ends of the lower mold (9) are respectively in threaded connection with fastening bolts (15) with end portions abutting against the outer wall of the extension mold (10) on the same side.
4. A common type box girder inner mold according to claim 1, wherein the inner walls of the two sides of the adjusting mold (2) are hinged with brace rods (12), and the upper end of each brace rod (12) is slidably inserted and hinged with the inner top wall of the upper mold (1) to an extension rod (13).
5. The common type box girder inner mold according to claim 1, wherein one end of each of the two fixing blocks (3) opposite to each other is fixedly connected with a limiting plate (14).
6. The common type box girder inner mold according to claim 2, characterized in that the end parts of the two limit blocks (17) are fixedly connected with fixing plates (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122400473.9U CN216973127U (en) | 2021-09-30 | 2021-09-30 | Sharing type box girder internal mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122400473.9U CN216973127U (en) | 2021-09-30 | 2021-09-30 | Sharing type box girder internal mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216973127U true CN216973127U (en) | 2022-07-15 |
Family
ID=82338813
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122400473.9U Expired - Fee Related CN216973127U (en) | 2021-09-30 | 2021-09-30 | Sharing type box girder internal mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216973127U (en) |
-
2021
- 2021-09-30 CN CN202122400473.9U patent/CN216973127U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220715 |