CN210916970U - Deck-type steel pipe arch bridge structure - Google Patents
Deck-type steel pipe arch bridge structure Download PDFInfo
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- CN210916970U CN210916970U CN201921698530.2U CN201921698530U CN210916970U CN 210916970 U CN210916970 U CN 210916970U CN 201921698530 U CN201921698530 U CN 201921698530U CN 210916970 U CN210916970 U CN 210916970U
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- steel pipe
- fixedly connected
- concrete
- deck
- bridge structure
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Abstract
The utility model discloses a deck type steel pipe arch bridge structure, which belongs to the field of bridge engineering, and comprises an arch ring, wherein the left end and the right end of the arch ring are fixedly connected with grouting pipes communicated with the arch ring, check valves are arranged in the grouting pipes, the arch ring comprises a plurality of steel pipes which are fixedly connected and communicated end to end, the upper inner wall of the steel pipe is fixedly connected with a pressure sensor, a pressing plate is arranged in the steel pipe and is positioned under the pressure sensor, a plurality of holding tanks are arranged at the upper end of the pressing plate and are respectively positioned at the left side and the right side of the pressure sensor, a compression spring matched with the holding tanks is fixedly connected with the lower inner wall of the holding tanks, the upper end of the compression spring is fixedly connected with the upper inner wall of the steel pipe, the detection result of the pressure sensor can feed back the compactness of concrete in the steel pipe in real time in the concrete pouring process, and the condition that, thereby effectively ensuring the structural safety of the arch bridge.
Description
Technical Field
The utility model relates to a bridge engineering field, more specifically say, relate to a deck formula steel pipe arched bridge structure.
Background
The concrete filled steel tube arch bridge has the advantages that concrete is filled in the steel tube, the expansion of the compressed concrete is limited due to the radial constraint of the steel tube, the concrete is in a three-dimensional compressed state, the compressive strength of the concrete is obviously improved, meanwhile, the steel tube has the functions of the longitudinal main rib and the transverse hoop, and can be used as a construction template to facilitate concrete pouring.
The deck steel pipe arch bridge is composed of a plurality of stress structures, wherein an arch ring structure is a main load-bearing structure and can transmit bridge deck load to platforms and a foundation, so that the construction quality of the arch ring structure directly influences the quality of the whole arch bridge.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved
To the problem that exists among the prior art, the utility model aims to provide a deck formula steel pipe arched bridge structure, it can realize at the concrete system in-process of pouring, and the closely knit nature of concrete in the real-time feedback steel pipe of testing result through pressure sensor effectively avoids the not enough condition of concrete compactness to appear to effectively ensure arched bridge's structural safety.
2. Technical scheme
In order to solve the above problems, the utility model adopts the following technical proposal.
A through-type steel pipe arch bridge structure comprises an arch ring, wherein the left end and the right end of the arch ring are fixedly connected with grouting pipes communicated with the arch ring, check valves are arranged inside the grouting pipes, the arch ring comprises a plurality of steel pipes which are fixedly connected end to end and communicated with each other, a pressure sensor is fixedly connected to the upper inner wall of each steel pipe, a pressing plate located right below the pressure sensor is arranged in each steel pipe, a plurality of accommodating grooves are formed in the upper end of each pressing plate and respectively located on the left side and the right side of the pressure sensor, compression springs matched with the accommodating grooves are fixedly connected to the lower inner walls of the accommodating grooves, the upper ends of the compression springs are fixedly connected with the upper inner wall of each steel pipe, flexible steel sheets are fixedly connected to the upper inner wall of the arch ring, the flexible steel sheets completely cover the pressure sensors and the pressing plates, concrete is filled in, the compactness of concrete in the steel pipe is fed back in real time through the detection result of the pressure sensor, the condition that the compactness of the concrete is not enough is effectively avoided, and therefore the structural safety of the arch bridge is effectively guaranteed.
Further, the equal fixedly connected with support in inner wall and the clamp plate upper end on the steel pipe, and two supports are upper and lower symmetric distribution, two the equal fixedly connected with electrode of one end that the support is close to each other, and two electrodes are upper and lower symmetric distribution, steel pipe outer end fixedly connected with and electrode electric connection's lamp area can make things convenient for constructor to know the actual progress of concrete placement.
Further, the lamp area includes the lamp accuse mechanism with pressure sensor electric connection, lamp accuse mechanism right-hand member electric connection has lamp area and lamp area down, and lamp area is located the lamp area downside down, and the constructor of being convenient for knows more directly perceivedly whether the concrete compactness in the steel pipe satisfies the demands.
Furthermore, the support is made of elastic rubber materials, the surface of the support is coated with the insulating coating, the support has certain elasticity, the electrode can be effectively prevented from being crushed, and meanwhile the insulating coating can effectively prevent the electrode from generating electric leakage.
Further, be equipped with the telescopic link in the compression spring, both ends are respectively with inner wall and holding tank lower wall fixed connection on the steel pipe about the telescopic link, the telescopic link can play the effect of injecing the clamp plate and remove the orbit, can effectively avoid compression spring to take place non-working displacement deformation simultaneously.
Further, steel pipe lower extreme fixedly connected with benefit thick liquid pipe, benefit thick liquid pipe internally mounted has the ooff valve, and when the concrete compactness in the steel pipe is not enough and can't be through the grout pipe system pressurization, constructor can carry out the slip casting through corresponding benefit thick liquid pipe to guarantee concrete compactness satisfies the demands.
3. Advantageous effects
Compared with the prior art, the utility model has the advantages of:
(1) this scheme can realize at the concrete pouring in-process, feeds back the closely knit nature of concrete in the steel pipe in real time through pressure sensor's testing result, effectively avoids the not enough condition of concrete closely knit nature to appear to effectively ensure arch bridge's structural safety.
(2) The equal fixedly connected with support in inner wall and the clamp plate upper end on the steel pipe, and two supports are upper and lower symmetric distribution, and the equal fixedly connected with electrode of one end that two supports are close to each other, and two electrodes are upper and lower symmetric distribution, and steel pipe outer end fixedly connected with and electrode electric connection's lamp area can make things convenient for constructor to know the actual progress that the concrete was irritated.
(3) The lamp area includes the lamp accuse mechanism with pressure sensor electric connection, and lamp accuse mechanism right-hand member electric connection has lamp area and lamp area down, and lamp area is located the lamp area downside down, and the constructor of being convenient for knows more directly perceivedly whether the concrete compactness in the steel pipe satisfies the requirement.
(4) The support is made for elastic rubber material, and the support surface is scribbled and is equipped with insulating coating, and the support has certain elasticity, can effectively avoid the electrode to be crushed, and insulating coating can effectively avoid the electrode to take place the electric leakage simultaneously.
(5) Be equipped with the telescopic link in the compression spring, both ends respectively with inner wall and holding tank lower inner wall fixed connection on the steel pipe about the telescopic link, the telescopic link can play the effect of injecing the clamp plate and remove the orbit, can effectively avoid compression spring to take place non-working displacement deformation simultaneously.
(6) Steel pipe lower extreme fixedly connected with benefit thick liquid pipe, benefit thick liquid pipe internally mounted has the ooff valve, and when the not enough and unable system pressurization of pouring through the grout pipe of concrete compactness in the steel pipe, constructor can carry out the slip casting through corresponding benefit thick liquid pipe to guarantee concrete compactness satisfies the demands.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of the steel pipe of the present invention;
FIG. 3 is a schematic view of the structure at A in FIG. 2;
fig. 4 is the schematic view of the lamp strip structure of the present invention.
The reference numbers in the figures illustrate:
1 arch ring, 2 grout pipes, 3 pressure sensor, 4 clamp plates, 5 holding tanks, 6 compression spring, 7 flexible steel sheet, 8 concrete, 9 supports, 10 electrodes, 11 steel pipes, 12 lamp areas, 13 telescopic links, 14 grout supplementing pipes, 121 lamp control mechanism, 122 lamp areas, 123 lamp areas.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1, a deck type steel pipe arch bridge structure includes an arch ring 1, a grouting pipe 2 connected with the arch ring 1 and fixedly connected to both left and right ends of the arch ring 1, a check valve installed inside the grouting pipe 2, the arch ring 1 including a plurality of steel pipes 11 connected with each other and fixedly connected end to end, please refer to fig. 2, a pressure sensor 3 is fixedly connected to an upper inner wall of each steel pipe 11, and a person skilled in the art can select a pressure sensor 3 of a suitable type according to actual needs, for example: BF801M-R, the clamp plate 4 that is located under pressure sensor 3 is equipped with in the steel pipe 11, please refer to fig. 3, the upper end of clamp plate 4 is chiseled with a plurality of holding tanks 5, and a plurality of holding tanks 5 are located at the left and right sides of pressure sensor 3 respectively, the lower inner wall of holding tank 5 is fixedly connected with compression spring 6 that matches with holding tank 5, the upper end of compression spring 6 is fixedly connected with the upper inner wall of steel pipe 11, compression spring 6 can be held in holding tank 5 when fully compressed, effectively avoid compression spring 6 to become the hindrance between pressure sensor 3 and clamp plate 4, please refer to fig. 2, the upper inner wall of arch ring 1 is fixedly connected with flexible steel sheet 7, flexible steel sheet 7 is basin-shaped, and flexible steel sheet 7 completely wraps pressure sensor 3 and clamp plate 4, steel pipe 11 is filled with concrete 8, flexible steel sheet 7 can effectively avoid concrete 8 from contacting with pressure, simultaneously can not influence concrete 8 and press movable clamp plate 4, can realize at concrete 8 system in-process of pouring, the closely knit nature of concrete 8 in the real-time feedback steel pipe 11 of testing result through pressure sensor 3 effectively avoids the not enough condition of concrete 8 closely knit to appear to effectively ensure arch bridge's structural safety.
Referring to fig. 3, the supports 9 are fixedly connected to the upper inner wall of the steel pipe 11 and the upper end of the pressure plate 4, the two supports 9 are symmetrically distributed up and down, the electrodes 10 are fixedly connected to the ends of the two supports 9 close to each other, and the two electrodes 10 are symmetrically distributed up and down, referring to fig. 1, the lamp strip 12 electrically connected to the electrodes 10 is fixedly connected to the outer end of the steel pipe 11, when the two electrodes 10 contact each other, the lamp strip 12 lights up, so that when the concrete 8 is poured into the corresponding steel pipe 11, the concrete 8 presses the pressure plate 4 to move up, so that the two electrodes 10 contact each other, and the lamp strip 12 lights up, which is convenient for a constructor to know the actual progress of the concrete 8 pouring, referring to fig. 4, the lamp strip 12 includes a lamp control mechanism 121 electrically connected to the pressure sensor 3, the lamp control mechanism 121 is a prior art, and will not be described herein again, the right end of the lamp control mechanism 121 is electrically connected to the upper, and the lower lamp strip 123 is positioned at the lower side of the upper lamp strip 122, the upper lamp strip 122 is green when lighted, the lower lamp strip 123 is red when lighted, constructors can preset a pressure threshold value according to actual needs, when the pressure value detected by the pressure sensor 3 is smaller than the pressure threshold value (i.e. the compactness of the concrete 8 is insufficient), the lamp control mechanism 121 controls the lower lamp strip 123 to light up, when the pressure value detected by the pressure sensor 3 is greater than the pressure threshold value (i.e. the compactness of the concrete 8 is met), the lamp control mechanism 121 controls the upper lamp strip 122 to light up, so that the constructor can more intuitively know whether the compactness of the concrete 8 in the steel pipe 11 meets the requirement, please refer to fig. 3, the support 9 is made of an elastic rubber material, the surface of the support 9 is coated with an insulating coating, the support 9 has certain elasticity, the electrode 10 can be effectively prevented from being crushed, and the insulating coating can effectively prevent the electrode 10 from generating electric leakage.
Please refer to fig. 2, be equipped with telescopic link 13 in the compression spring 6, upper and lower both ends of telescopic link 13 respectively with steel pipe 11 go up inner wall and holding tank 5 lower inner wall fixed connection, telescopic link 13 can play the effect of injecing 4 moving tracks of clamp plate, can effectively avoid compression spring 6 to take place non-working displacement deformation simultaneously, steel pipe 11 lower extreme fixedly connected with grout pipe 14, 14 internally mounted of grout pipe has the ooff valve, when the concrete 8 closely knit nature in the steel pipe 11 is not enough and can't be through grouting pipe 2 grouting pressurization, constructor can carry out the slip casting through corresponding grout pipe 14, thereby guarantee the closely knit nature of concrete 8 and satisfy the requirement.
Referring to fig. 1, when a constructor needs to pour concrete 8, the check valve in the grouting pipe 2 may be opened, then concrete 8 is poured into the arch ring 1 through the grouting pipe 2, when the concrete 8 is poured into the corresponding steel pipe 11, the concrete 8 may press the corresponding pressing plate 4 to move upward, so that the pressing plate 4 contacts with the pressure sensor 3 and generates a certain pressure, at this time, the pressure sensor 3 may detect the pressure value, the compactness of the concrete 8 in the steel pipe 11 is gradually improved along with the increase of the poured amount of the concrete 8, the pressure value detected by the pressure sensor 3 may also be correspondingly increased, and the pressure value and the compactness of the concrete 8 are in a proportional relationship, so that the pressure value may reflect the compactness of the concrete 8 in the steel pipe 11 to a certain extent, the constructor may preset a pressure threshold according to actual needs, when the pressure value detected by one of the pressure sensors 3 is smaller than the pressure threshold (i.e., the compactness of the concrete 8 is insufficient), constructor need continue to irritate concrete 8 in to arch ring 1, when the pressure value that all pressure sensor 3 detected all is greater than the pressure threshold value (concrete 8 closely knit nature satisfies promptly), constructor can stop concrete 8's work of irritating, later close the check valve, effectively avoid concrete 8 to appear the backward flow, can realize at concrete 8 system in-process of irritating, the closely knit nature of concrete 8 in the real-time feedback steel pipe 11 of testing result through pressure sensor 3, effectively avoid the condition that concrete 8 closely knit nature is not enough to appear, thereby effectively ensure arch bridge's structural safety.
The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.
Claims (6)
1. The utility model provides a deck formula steel pipe arched bridge structure, includes hunch circle (1), its characterized in that: the arch ring is characterized in that the left end and the right end of the arch ring (1) are fixedly connected with grouting pipes (2) communicated with the arch ring (1), a check valve is arranged inside each grouting pipe (2), each arch ring (1) comprises a plurality of steel pipes (11) which are fixedly connected end to end and communicated with each other, the inner walls of the steel pipes (11) are fixedly connected with pressure sensors (3), pressing plates (4) which are positioned under the pressure sensors (3) are arranged in the steel pipes (11), a plurality of accommodating grooves (5) are formed in the upper ends of the pressing plates (4), the accommodating grooves (5) are respectively positioned on the left side and the right side of the pressure sensors (3), compression springs (6) matched with the accommodating grooves (5) are fixedly connected to the lower inner walls of the accommodating grooves (5), the upper ends of the compression springs (6) are fixedly connected with the upper inner walls of the steel pipes (11), and flexible steel sheets (, and the flexible steel sheet (7) completely covers the pressure sensor (3) and the pressing plate (4), and the steel pipe (11) is filled with concrete (8).
2. A deck-type steel pipe arch bridge structure as set forth in claim 1, wherein: inner wall and clamp plate (4) upper end equal fixedly connected with support (9) on steel pipe (11), and two supports (9) are upper and lower symmetric distribution, two the equal fixedly connected with electrode (10) of one end that support (9) are close to each other, and two electrode (10) are upper and lower symmetric distribution, steel pipe (11) outer end fixedly connected with and electrode (10) electric connection's lamp area (12).
3. A deck-type steel pipe arch bridge structure as set forth in claim 2, wherein: the lamp strip (12) comprises a lamp control mechanism (121) electrically connected with the pressure sensor (3), the right end of the lamp control mechanism (121) is electrically connected with an upper lamp strip (122) and a lower lamp strip (123), and the lower lamp strip (123) is located on the lower side of the upper lamp strip (122).
4. A deck-type steel pipe arch bridge structure as set forth in claim 2, wherein: the support (9) is made of elastic rubber materials, and an insulating coating is coated on the surface of the support (9).
5. A deck-type steel pipe arch bridge structure as set forth in claim 1, wherein: be equipped with telescopic link (13) in compression spring (6), both ends are respectively with inner wall and holding tank (5) lower inner wall fixed connection on steel pipe (11) about telescopic link (13).
6. A deck-type steel pipe arch bridge structure as set forth in claim 1, wherein: the lower end of the steel pipe (11) is fixedly connected with a slurry supplementing pipe (14), and a switch valve is installed inside the slurry supplementing pipe (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921698530.2U CN210916970U (en) | 2019-10-11 | 2019-10-11 | Deck-type steel pipe arch bridge structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921698530.2U CN210916970U (en) | 2019-10-11 | 2019-10-11 | Deck-type steel pipe arch bridge structure |
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| Publication Number | Publication Date |
|---|---|
| CN210916970U true CN210916970U (en) | 2020-07-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921698530.2U Expired - Fee Related CN210916970U (en) | 2019-10-11 | 2019-10-11 | Deck-type steel pipe arch bridge structure |
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| CN (1) | CN210916970U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112709148A (en) * | 2020-12-28 | 2021-04-27 | 中铁二局集团有限公司 | Method for pouring concrete in transverse supporting pipe between arch ribs of steel pipe bridge |
-
2019
- 2019-10-11 CN CN201921698530.2U patent/CN210916970U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112709148A (en) * | 2020-12-28 | 2021-04-27 | 中铁二局集团有限公司 | Method for pouring concrete in transverse supporting pipe between arch ribs of steel pipe bridge |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200703 Termination date: 20211011 |
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| CF01 | Termination of patent right due to non-payment of annual fee |