CN110778339A - Self-propelled hydraulic inverted arch trestle hydraulic automatic balancing system - Google Patents
Self-propelled hydraulic inverted arch trestle hydraulic automatic balancing system Download PDFInfo
- Publication number
- CN110778339A CN110778339A CN201911205681.4A CN201911205681A CN110778339A CN 110778339 A CN110778339 A CN 110778339A CN 201911205681 A CN201911205681 A CN 201911205681A CN 110778339 A CN110778339 A CN 110778339A
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- bridge
- hydraulic
- bridge plate
- leveling
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
- E21D11/105—Transport or application of concrete specially adapted for the lining of tunnels or galleries ; Backfilling the space between main building element and the surrounding rock, e.g. with concrete
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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
- E01D15/10—Travelling bridges, i.e. roller bridges; Sliding bridges; Rotary cylinder bridges, i.e. rotating about longitudinal axis to invert and raise the road
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/12—Devices for removing or hauling away excavated material or spoil; Working or loading platforms
- E21D9/122—Working or loading platforms
Abstract
The invention discloses a hydraulic automatic balancing system of a self-propelled hydraulic inverted arch trestle, which comprises two bridge plates, a front bridge plate, an angle adjusting hydraulic cylinder, a butt strap, a supporting leg, a leveling hydraulic cylinder, an anti-slip strip and protective railings arranged on the front end surface and the rear end surface of the bridge plates. According to the automatic leveling device, firstly, the X-axis inclination angle and the Y-axis inclination angle of the bridge plate and the horizontal plane are respectively detected through the first horizontal sensor and the second horizontal sensor, the leveling hydraulic cylinder is controlled by the controller to level the bridge plate, so that the automatic leveling of the bridge plate is completed, the convenience of adjustment is improved, secondly, the pushing plate slides on the top of the bridge plate and the front bridge guiding plate, so that concrete falling to the top of the bridge plate and the top of the front bridge guiding plate are pushed outwards, the anti-skid performance of the device is improved, finally, the bottom rod and the protective guard are driven to move downwards through the contraction of the sliding hydraulic cylinder, meanwhile, the sliding block slides downwards along the sliding groove, so that the downward adjustment of the protective guard is completed, and the adjustment performance of the protective guard is improved.
Description
Technical Field
The invention relates to the technical field of inverted arch trestles, in particular to a self-propelled hydraulic automatic balance system of an inverted arch trestle.
Background
The hydraulic inverted arch trestle is a mode which is frequently adopted in tunnel engineering construction and passes through an inverted arch operation area, and is used for the passing of personnel and mechanical equipment; the method is generally used for railway engineering, highway engineering, municipal engineering and hydroelectric engineering construction with inverted arch excavation supporting operation.
Firstly, most of existing invert trestles are leveled by visual observation of operators, automatic leveling of the invert trestles is difficult to achieve, the problems of poor leveling convenience and poor leveling precision exist, secondly, most of bridge deck tops of the invert trestles are provided with multiple groups of anti-slip strips, however, when vehicles are transported, concrete can be sprinkled to the tops of the bridge decks to cover the anti-slip strips, the anti-slip performance of the bridge decks can be poor, and finally, most of guard rails of the invert trestles are fixed with bridge bodies in a welding mode.
Disclosure of Invention
The invention aims to: the self-propelled hydraulic automatic balance system of the inverted arch trestle aims to solve the problems of poor leveling convenience, poor leveling precision, poor bridge deck anti-slip performance and poor guardrail adjusting performance.
In order to achieve the purpose, the invention adopts the following technical scheme:
a hydraulic automatic balance system of a self-propelled hydraulic inverted arch trestle comprises two bridge plates, a front bridge plate, angle adjusting hydraulic cylinders, a butt strap, supporting legs, leveling hydraulic cylinders, anti-slip strips and guard railings arranged on the front end surface and the rear end surface of the bridge plates, wherein the supporting legs are fixedly connected to two sides of the bottom of the two bridge plates, the two bridge plates are fixedly connected through a connecting plate, the leveling hydraulic cylinders are arranged at the bottoms of four groups of supporting legs, the front bridge plate is rotatably connected to two sides of the two bridge plates through a rotating shaft, the two groups of front bridge plates are fixedly connected through a connecting plate, the butt strap is rotatably connected to the side end surfaces of the two groups of front bridge plates through a rotating shaft, the angle adjusting hydraulic cylinders are arranged between the supporting legs and the front bridge plates, the anti-slip strips are fixedly connected to the tops of the bridge plates and the front bridge plates, two-way hydraulic cylinders are arranged at the, a first horizontal sensor is installed on the front end face of the bridge plate, and a second horizontal sensor is installed under the first horizontal sensor and located at the bottom of the bridge plate.
As a further description of the above technical solution:
a plurality of groups of sliding grooves are formed in the front side and the rear side of the bridge plate.
As a further description of the above technical solution:
the inner sides of the sliding grooves are provided with sliding blocks in a sliding mode, and the outer sides of the sliding blocks are fixedly connected with bottom rods.
As a further description of the above technical solution:
the top of the bottom rod is fixedly connected with a protective guard.
As a further description of the above technical solution:
sliding hydraulic cylinders are installed on the front end face and the rear end face of each supporting leg, and the tops of the sliding hydraulic cylinders are fixedly connected with the bottoms of the bottom rods.
As a further description of the above technical solution:
and a controller is arranged on the side end face of the supporting leg.
As a further description of the above technical solution:
the four groups of leveling hydraulic cylinders are respectively a first leveling hydraulic cylinder, a second leveling hydraulic cylinder, a third leveling hydraulic cylinder and a fourth leveling hydraulic cylinder.
As a further description of the above technical solution:
the first horizontal sensor is horizontally arranged along the X-axis direction of the bridge plate, and the second horizontal sensor is horizontally arranged along the Y-axis direction of the bridge plate.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. according to the invention, the X-axis inclination angle and the Y-axis inclination angle of the bridge plate and the horizontal plane are respectively detected through the first horizontal sensor and the second horizontal sensor, and the leveling hydraulic cylinder is controlled by the controller to level the bridge plate, so that the automatic leveling of the bridge plate is completed, and the convenience of adjustment is improved.
2. In the invention, the X-axis inclination angle and the Y-axis inclination angle of the bridge plate and the horizontal plane are respectively detected by the first horizontal sensor and the second horizontal sensor and transmitted to the controller in real time, the highest points of four corners of the bridge plate are calculated by the controller, the leveling hydraulic cylinders at the bottoms of the highest points of the bridge plate are kept unchanged, and the other three groups of leveling hydraulic cylinders are lifted up until the first horizontal sensor detects that the X-axis inclination angle of the bridge plate and the horizontal plane is 0 and the second sensor detects that the Y-axis inclination angle of the bridge plate and the horizontal plane is 0, so that the automatic leveling of the bridge plate is completed, and the adjusting precision is improved.
3. According to the invention, the push plate is pushed to slide on the tops of the bridge plate and the front approach bridge plate by extending the bidirectional hydraulic cylinder, so that concrete falling to the tops of the bridge plate and the front approach bridge plate is pushed outwards, the phenomenon that the anti-skid performance of the tops of the bridge plate and the front approach bridge plate is reduced due to the fact that the anti-skid strips are covered by the concrete is prevented, and the anti-skid performance of the device is improved.
4. According to the invention, if ultra-wide equipment and materials enter a field, the bottom rod and the protective guard are driven to move downwards through contraction of the sliding hydraulic cylinder, and meanwhile, the sliding block slides downwards along the sliding groove, so that the downward adjustment of the protective guard is completed, and the adjustment performance of the protective guard is improved.
Drawings
FIG. 1 is a schematic structural diagram illustrating a hydraulic automatic balancing system of a self-propelled hydraulic inverted arch trestle according to an embodiment of the invention;
FIG. 2 shows a schematic diagram of a top view according to the present invention;
fig. 3 is a schematic view illustrating a connection structure of a bridge plate and a guard rail according to an embodiment of the present invention;
FIG. 4 illustrates a schematic representation of a top view of a bridge plate provided in accordance with an embodiment of the present invention;
fig. 5 shows a schematic diagram of a profile of a leveling cylinder provided in accordance with an embodiment of the present invention.
Illustration of the drawings:
1. a bridge plate; 2. a front bridge plate; 3. an angle adjusting hydraulic cylinder; 4. a butt strap; 5. supporting legs; 6. a leveling hydraulic cylinder; 601. a first leveling hydraulic cylinder; 602. a second leveling hydraulic cylinder; 603. a third leveling hydraulic cylinder; 604. A fourth leveling hydraulic cylinder; 7. a first level sensor; 8. a second level sensor; 9. a chute; 10. a bottom bar; 11. protecting the fence; 12. a sliding hydraulic cylinder; 13. a connecting plate; 14. anti-slip strips; 15. pushing the plate; 16. a controller; 17. a slider; 18. a bidirectional hydraulic cylinder.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In a first embodiment, referring to fig. 1-5, the present invention provides a technical solution: a hydraulic automatic balance system of a self-propelled hydraulic inverted arch trestle comprises two bridge plates 1, front leading bridge plates 2, angle adjusting hydraulic cylinders 3, attachment straps 4, supporting legs 5, leveling hydraulic cylinders 6, anti-slip strips 14 and guard rails 11 arranged on the front and rear end surfaces of the bridge plates 1, wherein both sides of the bottoms of the two bridge plates 1 are fixedly connected with the supporting legs 5, the two bridge plates 1 are fixedly connected with each other through connecting plates 13, the bottoms of four groups of supporting legs 5 are respectively provided with the leveling hydraulic cylinders 6, both sides of the two bridge plates 1 are respectively rotatably connected with the front leading bridge plates 2 through rotating shafts, the two groups of front leading bridge plates 2 are fixedly connected with each other through the connecting plates 13, the side end surfaces of the two groups of front leading bridge plates 2 are rotatably connected with the attachment straps 4 through rotating shafts, the angle adjusting hydraulic cylinders 3 are arranged between the supporting legs 5 and the front leading bridge plates 2, the tops of the bridge plates 1 and the front leading bridge plates, and push pedal 15 is all installed to both sides around the two-way pneumatic cylinder 18, first level sensor 7 is installed to the preceding terminal surface of bridge plate 1, second level sensor 8 is installed to the bottom of bridge plate 1 under being located first level sensor 7, extend to both sides around through two-way pneumatic cylinder 18, drive push pedal 15 and slide at bridge plate 1 and preceding bridge plate 2 top, will drop to the concrete sediment at bridge plate 1 and preceding bridge plate 2 top through push pedal 15 and outwards release, prevent that the antiskid ribbed tile 14 from covering the non-skid property that leads to the device and descend.
In the second embodiment, as shown in fig. 3 and 4, a plurality of sets of sliding grooves 9 are formed in the front and rear sides of the bridge plate 1, sliding blocks 17 are arranged on the inner sides of the plurality of sets of sliding grooves 9 in a sliding manner, bottom rods 10 are fixedly connected to the outer sides of the plurality of sets of sliding blocks 17, guard rails 11 are fixedly connected to the tops of the bottom rods 10, sliding hydraulic cylinders 12 are mounted on the front and rear end surfaces of the supporting legs 5, the tops of the sliding hydraulic cylinders 12 are fixedly connected to the bottoms of the bottom rods 10, if ultra-wide equipment and materials enter a field, the bottom rods 10 and the guard rails 11 are driven to move downwards through contraction of the sliding hydraulic cylinders 12, and meanwhile, the sliding blocks 17 slide downwards in the sliding grooves 9.
In the third embodiment, as shown in fig. 3 and 5, a controller 16 is installed on the side end surface of a support leg 5, four groups of leveling hydraulic cylinders 6 are respectively a first leveling hydraulic cylinder 601, a second leveling hydraulic cylinder 602, a third leveling hydraulic cylinder 603 and a fourth leveling hydraulic cylinder 604, a first level sensor 7 is horizontally arranged along the direction of the X axis of a bridge deck 1, a second level sensor 8 is horizontally arranged along the direction of the Y axis of the bridge deck 1, an inclination angle between the bridge deck 1 and the X axis of the horizontal plane and an inclination angle between the bridge deck 1 and the Y axis of the horizontal plane are detected by the first level sensor 7 and the second level sensor 8, detected data are transmitted to the controller 16 in real time, the controller 16 analyzes the data, if the inclination angle between the bridge deck 1 and the X axis of the horizontal plane is greater than 0 and the inclination angle between the bridge deck 1 and the Y axis of the horizontal plane is greater than 0, the position of the fourth leveling hydraulic cylinder 604 of the bridge deck 1 is the highest point, and, and the inclination angle of the bridge plate 1 and the horizontal plane Y axis is less than 0, the position of the third leveling hydraulic cylinder 603 of the bridge plate 1 is the highest point, if the inclination angle of the bridge plate 1 and the horizontal plane X axis is less than 0, and the inclination angle of the bridge plate 1 and the horizontal plane Y axis is less than 0, the position of the first leveling hydraulic cylinder 601 of the bridge plate 1 is the highest point, if the inclination angle of the bridge plate 1 and the horizontal plane X axis is less than 0, and the inclination angle of the bridge plate 1 and the horizontal plane Y axis is greater than 0, the position of the second leveling hydraulic cylinder 602 of the bridge plate 1 is the highest point, the highest points of four corners of the bridge plate 1 are analyzed by the controller 16, the leveling hydraulic cylinders 6 at the bottoms of the highest points are kept unchanged, and the other three groups of leveling hydraulic cylinders.
The working principle is as follows: when the device is used, the inclination angle between the bridge plate 1 and the X axis of the horizontal plane and the inclination angle between the bridge plate 1 and the Y axis of the horizontal plane are detected by the first horizontal sensor 7, the detected data are transmitted to the controller 16 in real time, the controller 16 analyzes the data, if the inclination angle between the bridge plate 1 and the X axis of the horizontal plane is greater than 0 and the inclination angle between the bridge plate 1 and the Y axis of the horizontal plane is greater than 0, the position of the fourth leveling hydraulic cylinder 604 of the bridge plate 1 is the highest point, if the inclination angle between the bridge plate 1 and the X axis of the horizontal plane is greater than 0 and the inclination angle between the bridge plate 1 and the Y axis of the horizontal plane is less than 0, the position of the third leveling hydraulic cylinder 603 of the bridge plate 1 is the highest point, if the inclination angle between the bridge plate 1 and the X axis of the horizontal plane is less than 0 and the inclination angle between the Y axis of the bridge plate 1 and the horizontal plane is less than 0, the position of the first leveling, and the inclination angle between the bridge plate 1 and the horizontal plane Y axis is greater than 0, the position of the second leveling hydraulic cylinder 602 of the bridge plate 1 is the highest point, the controller 16 analyzes the highest points of the four corners of the bridge plate 1, the leveling hydraulic cylinder 6 at the bottom of the highest point is kept unchanged, other three groups of leveling hydraulic cylinders 6 move upwards to level the bridge plate 1, if ultra-wide equipment and materials enter the field, the bottom rod 10 and the guard rail 11 are driven to move downwards by the contraction of the sliding hydraulic cylinder 12, meanwhile, the sliding block 17 slides downwards in the sliding chute 9, thereby completing the adjustment of the protective guard 11, extending to the front and back sides through the bidirectional hydraulic cylinder 18, driving the push plate 15 to slide on the top of the bridge plate 1 and the front approach bridge plate 2, will drop to the muddy earth sediment at bridge plate 1 and preceding bridge plate 2 top through push pedal 15 and outwards release, prevent to mix the muddy earth sediment and cover antislip strip 14 and lead to the non-skid property of device to descend.
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 to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. The hydraulic automatic balance system of the self-propelled hydraulic inverted arch trestle comprises two bridge plates (1), a front leading bridge plate (2), angle adjusting hydraulic cylinders (3), attachment straps (4), supporting legs (5), leveling hydraulic cylinders (6), anti-slip strips (14) and guard railings (11) arranged on the front and rear end faces of the bridge plates (1), and is characterized in that the supporting legs (5) are fixedly connected to the two sides of the bottom of the two bridge plates (1), the two bridge plates (1) are fixedly connected through connecting plates (13), the leveling hydraulic cylinders (6) are arranged at the bottoms of the four groups of supporting legs (5), the front leading bridge plate (2) is rotatably connected to the two sides of the two bridge plates (1) through rotating shafts, the connecting plates (13) are fixedly connected between the two groups of front leading bridge plates (2), the attachment straps (4) are rotatably connected to the side end faces of the two groups of front leading bridge plates (2), install angle modulation pneumatic cylinder (3) between supporting leg (5) and the preceding bridge plate (2) of leading, the equal fixedly connected with antislip strip (14) in top of bridge plate (1) and preceding bridge plate (2) of leading, two-way pneumatic cylinder (18) are installed at the top of connecting plate (13), and both sides all install push pedal (15) around two-way pneumatic cylinder (18), first level sensor (7) are installed to the preceding terminal surface of bridge plate (1), second level sensor (8) are installed under the bottom of bridge plate (1) is located first level sensor (7).
2. The hydraulic automatic balance system of the self-propelled hydraulic inverted arch trestle according to claim 1, characterized in that a plurality of sets of sliding grooves (9) are formed in the front side and the rear side of the bridge plate (1).
3. The hydraulic automatic balance system of the self-propelled hydraulic inverted arch trestle according to claim 2, characterized in that sliding blocks (17) are slid on the inner sides of the plurality of sets of sliding grooves (9), and bottom rods (10) are fixedly connected to the outer sides of the plurality of sets of sliding blocks (17).
4. The hydraulic automatic balance system of the self-propelled hydraulic inverted arch trestle according to claim 3, characterized in that a guard rail (11) is fixedly connected to the top of the bottom rod (10).
5. The self-propelled hydraulic inverted arch trestle hydraulic automatic balancing system according to claim 4, wherein the front and rear end surfaces of the supporting leg (5) are respectively provided with a sliding hydraulic cylinder (12), and the top of the sliding hydraulic cylinder (12) is fixedly connected with the bottom of the bottom rod (10).
6. The self-propelled hydraulic invert trestle hydraulic automatic balancing system according to claim 1, characterized in that the side end faces of the supporting legs (5) are fitted with controllers (16).
7. The self-propelled hydraulic invert trestle hydraulic automatic balancing system according to claim 1, characterized in that the four sets of leveling cylinders (6) are a first leveling cylinder (601), a second leveling cylinder (602), a third leveling cylinder (603) and a fourth leveling cylinder (604), respectively.
8. The hydraulic automatic balance system of the self-propelled hydraulic inverted arch trestle according to claim 1, characterized in that the first level sensor (7) is horizontally arranged along the X-axis direction of the bridge plate (1), and the second level sensor (8) is horizontally arranged along the Y-axis direction of the bridge plate (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911205681.4A CN110778339A (en) | 2019-11-29 | 2019-11-29 | Self-propelled hydraulic inverted arch trestle hydraulic automatic balancing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911205681.4A CN110778339A (en) | 2019-11-29 | 2019-11-29 | Self-propelled hydraulic inverted arch trestle hydraulic automatic balancing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110778339A true CN110778339A (en) | 2020-02-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911205681.4A Pending CN110778339A (en) | 2019-11-29 | 2019-11-29 | Self-propelled hydraulic inverted arch trestle hydraulic automatic balancing system |
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| CN (1) | CN110778339A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113089453A (en) * | 2021-04-09 | 2021-07-09 | 中铁三局集团有限公司 | Inverted arch trestle capable of being freely adjusted |
| CN113265938A (en) * | 2021-05-24 | 2021-08-17 | 中国建筑第四工程局有限公司 | Movable adjustable bridge deck |
-
2019
- 2019-11-29 CN CN201911205681.4A patent/CN110778339A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113089453A (en) * | 2021-04-09 | 2021-07-09 | 中铁三局集团有限公司 | Inverted arch trestle capable of being freely adjusted |
| CN113089453B (en) * | 2021-04-09 | 2022-12-16 | 中铁三局集团有限公司 | Inverted arch trestle capable of being adjusted freely |
| CN113265938A (en) * | 2021-05-24 | 2021-08-17 | 中国建筑第四工程局有限公司 | Movable adjustable bridge deck |
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