CN212077650U - Box girder inner cavity concrete curing means - Google Patents
Box girder inner cavity concrete curing means Download PDFInfo
- Publication number
- CN212077650U CN212077650U CN202020537611.0U CN202020537611U CN212077650U CN 212077650 U CN212077650 U CN 212077650U CN 202020537611 U CN202020537611 U CN 202020537611U CN 212077650 U CN212077650 U CN 212077650U
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- Prior art keywords
- steel pipe
- inner chamber
- box girder
- concrete curing
- pipe
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 84
- 239000010959 steel Substances 0.000 claims abstract description 84
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 44
- 239000007921 spray Substances 0.000 claims abstract description 34
- 238000005507 spraying Methods 0.000 claims abstract description 32
- 238000007789 sealing Methods 0.000 claims abstract description 26
- 230000000694 effects Effects 0.000 claims abstract description 7
- 230000002093 peripheral effect Effects 0.000 claims abstract description 4
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 10
- 238000012423 maintenance Methods 0.000 abstract description 7
- 230000000670 limiting effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
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Abstract
The utility model relates to the technical field of bridge concrete curing, in particular to a box girder inner cavity concrete curing device, which comprises a spray pipe for spraying concrete to the box girder inner cavity, wherein the spray pipe is formed by connecting a plurality of sections of steel pipes in sequence, a sealing ring is sleeved on the peripheral wall of one end of each steel pipe, a joint is welded at the other end of each steel pipe, and one end of each steel pipe containing a joint interface is connected with the other end of each steel pipe containing the sealing ring in a matching way; the circumferential wall of the steel pipe is provided with a plurality of water spraying holes which are arranged at intervals; the mutual connection position of the two sections of steel pipes is provided with a movable buckle for clamping the sealing ring and the joint, and the movable buckle comprises a screw rod, a U-shaped clamping groove, a nut and a connecting seat. The utility model discloses use in removing the case roof beam inner chamber after the spray pipe installation, realize the maintenance to the case roof beam inner chamber, and the spray pipe can carry out the multisection equipment according to case roof beam length, sets up sealing washer and activity buckle in the junction of equipment pipeline, and convenient to detach installs, guarantees the convenience and the compactness of equipment again.
Description
Technical Field
The utility model relates to a bridge concrete curing technology field, concretely relates to case roof beam inner chamber concrete curing means.
Background
The box girder is one of the middle girders in bridge engineering, the inner part is hollow, and flanges are arranged on two sides of the upper part. The quality and the service life of the box girder have important significance for the current bridge construction, traffic transportation and economic development. At present, the case roof beam generally adopts spraying system, the maintenance mode that the manual work sprayed, and to the maintenance of case roof beam inner chamber, then adopt the manual work regularly to take the mode maintenance of water pipe watering maintenance or adoption case roof beam inner chamber concrete curing means, the former efficiency is lower, workman's amount of labour is great, the latter needs to install case roof beam inner chamber concrete curing means, nevertheless because case roof beam inner chamber concrete curing means installation and dismantlement are inconvenient, and because the case roof beam is usually between 20-40m, case roof beam length differs, be difficult to be suitable for the maintenance of the case roof beam inner chamber of different length.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the above-mentioned problem, a case roof beam inner chamber concrete curing means is provided for the spray pipe that sprays to case roof beam inner chamber concrete comprises multisection steel pipe, assembles through the joint cooperation between each section steel pipe, and easy to assemble and dismantlement have solved the inconvenient installation of current case roof beam inner chamber concrete curing means, are difficult to be suitable for the problem of the case roof beam inner chamber's of different length maintenance.
In order to realize the purpose, the utility model discloses a technical scheme as follows: a box girder inner cavity concrete curing device comprises a water spraying pipe for spraying concrete to a box girder inner cavity, wherein the water spraying pipe is formed by sequentially connecting a plurality of sections of steel pipes, a sealing ring is sleeved on the outer peripheral wall of one end of each steel pipe, a joint is welded at the other end of each steel pipe, and one end of each steel pipe containing the joint is in matched connection with the other end of each steel pipe containing the sealing ring; the circumferential wall of the steel pipe is provided with a plurality of water spraying holes which are arranged at intervals; two festival steel pipe interconnect department is equipped with the activity buckle for chucking sealing washer and joint, the activity buckle includes screw rod, U type draw-in groove, nut and connecting seat, U type draw-in groove welding is in the steel pipe is kept away from on the wall of connecting one end periphery, the connecting seat weld in on the periphery wall that connects, the one end of screw rod with the connecting seat is articulated, the other end joint in on the U type draw-in groove, just the screw rod joint still is equipped with in one of U type draw-in groove the nut, with pass through the cooperation realization of nut and screw rod the sealing washer is with the chucking that connects.
Furthermore, the bottom of the steel pipe is also provided with a support for supporting the steel pipe, the support comprises support legs, a connection hoop and pulleys, the support legs are arranged on the lower portion of the connection hoop, the connection hoop is sleeved on the steel pipe and detachably connected with the steel pipe, the upper ends of the support legs are fixedly connected with the connection hoop, and the lower ends of the support legs are connected with the pulleys.
Furthermore, the connecting hoop comprises two semicircular ring sleeves, the two semicircular rings are sleeved on the outer wall of the steel pipe, the supporting legs are arranged on two sides of the two semicircular ring sleeves and fixedly connected with the two semicircular ring sleeves, one ends of the two semicircular ring sleeves are hinged with each other, the other ends of the two semicircular ring sleeves are provided with connecting lugs, and through holes for connecting bolts to pass through are formed in the connecting lugs.
Furthermore, the supporting legs are of a splayed supporting structure.
Furthermore, the diameter of the sealing ring is gradually reduced from a position far away from the end opening of the steel pipe to a position close to the end opening of the steel pipe, and the inner diameter of the corresponding joint interface is gradually reduced from the insertion opening end inwards.
Further, the inner diameter of the steel pipe is 5cm, and the length of each section of the steel pipe is 10 m.
Furthermore, the water spray holes are formed in the upper half circumferential wall of the steel pipe, 5 rows of water spray holes are arranged along the axial direction of the steel pipe, and the water spray holes in two adjacent rows are distributed in a staggered mode.
Furthermore, the head end or/and the tail end of the water spraying pipe are/is also connected with a control ball valve.
Furthermore, the tail end of the water spraying pipe is also connected with a rotating motor for driving the water spraying pipe to rotate, an annular groove is formed in the steel pipe, and the connecting hoop is rotatably sleeved on the annular groove.
Due to the adoption of the technical scheme, the utility model discloses following beneficial effect has: the utility model provides a remove to and use in the case roof beam inner chamber after the spray pipe installation, through the spraying system who communicates external water pipe or case roof beam, can carry out spraying of inner chamber through the hole for water spraying, can maintain the case roof beam inner chamber effectively, prevent the inside cracked production of concrete of case roof beam, the case roof beam quality has been improved, and the spray pipe can carry out the multisection equipment according to case roof beam length, set up sealing washer and activity buckle in the junction of equipment pipeline, not only convenient to detach installs, guarantee the convenience and the compactness of equipment again.
Drawings
FIG. 1 is a schematic structural view of an embodiment 1 of the box girder inner cavity concrete curing device of the present invention;
FIG. 2 is a schematic structural view of the connection between a single steel tube and a bracket in embodiment 1 of the present invention;
FIG. 3 is a schematic structural view of the middle joint of the present invention;
FIG. 4 is a schematic structural view of an embodiment 2 of the box girder inner cavity concrete curing device of the present invention;
fig. 5 is a schematic structural view of a single steel pipe in embodiment 2 of the present invention.
The reference numerals in fig. 1 to 5 are: 1-steel pipe, 11-water spray hole, 2-joint, 3-support, 31-supporting leg, 32-semicircular ring sleeve, 33-connecting lug, 34-connecting bolt, 4-control ball valve, 5-pulley, 6-sealing ring, 7-screw, 8-U-shaped clamping groove, 9-nut, 10-connecting seat, 12-rotating motor and 13-annular groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Example 1
As shown in fig. 1-3, a box girder inner cavity concrete curing device comprises a water spraying pipe for spraying concrete to the box girder inner cavity, wherein the water spraying pipe is formed by sequentially connecting a plurality of sections of steel pipes 1, the steel pipes 1 are of a hollow cylindrical structure, and preferably, the steel pipes 1 have an inner diameter of 5cm and a length of 10 m.
Considering the convenience and compactness of connection and installation between the steel pipes 1, the installation is convenient and the water leakage is avoided. The outer peripheral wall of one end of the steel pipe is sleeved with a sealing ring 6, the sealing ring 6 is preferably a rubber ring, the other end of the steel pipe is fixedly connected with a joint 2, the first section of the steel pipe 1 of the water spray pipe can be provided with or not provided with the sealing ring 6, the realization of the utility model is not influenced, and the steel pipe 1 at one end containing the joint 2 is matched and connected with the steel pipe 1 at the other end containing the sealing ring 6; meanwhile, a movable buckle for clamping the sealing ring 6 and the joint 2 is arranged at the mutual connection position of the two sections of steel pipes 1. The activity buckle includes screw rod 7, U type draw-in groove 8, nut 9 and connecting seat 10, the welding of U type draw-in groove 8 is in steel pipe 1 is kept away from and is connected 2 one end periphery wall, connecting seat 10 weld in connect on 2's the periphery wall, the one end of screw rod 7 is articulated with connecting seat 10, on the other end joint in U type draw-in groove 8, just the joint of screw rod 7 still is equipped with nut 9 in one of U type draw-in groove 8 to pass through the cooperation of nut 9 and screw rod 7 is realized sealing washer 6 and the chucking that connects 2. During installation, the screw 7 is rotated, the screw 7 at one end of the connecting nut 9 is clamped into the U-shaped clamping groove, the nut 9 is screwed, and when the connecting nut is required to be opened, the nut 9 is loosened, and the screw 7 is taken out.
In order to increase the tightness of the connection, the diameter of the sealing ring 6 is gradually reduced from the port far away from the steel pipe 1 to the port close to the steel pipe 1, and correspondingly, the inner diameter of the interface of the joint 2 is gradually reduced inwards from the insertion port, so that the interfaces on the two sides of the joint 2 are matched and connected with the sealing ring 6. During installation, the sealing ring 6 is firstly sleeved on the steel pipe 1 and then inserted into the joint 2 to realize connection.
The steel pipe 1 is provided with a plurality of water spray holes 11 at intervals on the circumferential wall, in order to prolong the service life of the steel pipe 1, the water spray holes 11 are arranged on the upper half circumferential arm of the steel pipe 1, 5 rows of water spray holes 11 are arranged along the axial direction of the steel pipe 1 and are distributed in a staggered manner, and preferably, the distance between the water spray holes 11 along the axial direction of the steel pipe 1 is 20-25cm, and the diameter is 1-1.5mm, because water can flow from top to bottom after being sprayed from the water spray pipes, the spraying of the whole inner cavity is realized. The two rows of holes are distributed in a staggered way, so that the uniformity of the spraying is ensured.
In order to support, fix and move conveniently, the bottom of the steel pipe 1 is provided with a support 3 for supporting the steel pipe 1, and the support 3 is arranged in the middle of the steel pipe 1. The support 3 comprises a support leg 31, a connection hoop and a pulley 5, the support leg 31 is arranged at the lower part of the connection hoop, the connection hoop is sleeved on the steel pipe and detachably connected with the steel pipe 1, the upper end of the support leg 31 is fixedly connected with the connection hoop, and the lower end of the support leg 31 is connected with the pulley 5. The connecting hoop is a two-half circular ring sleeve 32, in the embodiment, the two-half circular ring 32 is directly sleeved on the outer wall of the steel pipe 1, the supporting legs 31 are arranged on two sides of the two-half circular ring sleeve 32 and fixedly connected with the two-half circular ring sleeve 32, in order to increase the supporting stability, the supporting legs are in a splayed supporting structure, one ends of the two-half circular ring sleeve 32 are hinged to each other, the other ends of the two-half circular ring sleeve are provided with connecting lugs 33, and through holes for the connecting bolts 34 to pass through are formed in the connecting lugs 33. When in use, the two semicircular ring sleeves 32 are firstly sleeved on the steel pipe 1, and then the connecting bolt 34 passes through the through hole to be fixed. The pulley 5 is convenient to install and then moves the water spray pipe, the pulley 5 is made of rubber, is wear-resistant and elastic, has long service life and can be used in a high-temperature environment for a long time.
In order to reasonably adjust the water quantity according to the temperature and the weather, the head end or/and the tail end of the spray pipe are/is also connected with a control ball valve 4, when the control ball valve 4 is arranged at one end, one end of the control ball valve 4 is a water inlet end, and the other end is closed. In this embodiment, adopt the head end and the tail end of spray pipe all connect the control ball valve 4, for the convenience of control ball valve 4 installation this moment, can not establish the last section steel pipe 1 of spray pipe and connect 2, both ends all can regard as like this to intake the end, and when one of them end as intaking the end, the control ball valve 4 of the other end is closed, can not be inconvenient for adjust the end of intaking because of the spray pipe overlength when the installation like this. The control ball valve 4 can be used for opening or closing the water inlet, or adjusting the water quantity by adjusting the closing degree of the control ball valve 4.
During the use, the length of spray pipe is determined according to the concrete length of the case roof beam of maintaining, utilize unit steel pipe 1 to assemble, during the equipment, sealing washer 6 is not established to the first section steel pipe, last section steel pipe 1 does not establish joint 2, and control ball valve 4 is connected respectively at spray pipe head end and tail end, after the equipment is accomplished, remove the spray pipe to the case roof beam inner chamber in, the sprinkler system of external water pipe or case roof beam is connected to control ball valve 4 one end, supply water to the spray pipe, the size of the control inflow of control ball valve 4, water is sprayed the case roof beam inner chamber from hole for water spraying 11, realize maintaining the case roof beam concrete, prevent the cracked production of the inside concrete of case roof beam, the case roof beam quality has been improved.
Example 2
As shown in fig. 4 and 5, different from the embodiment 1, the end of the water spraying pipe is further connected with a rotating motor 12 for driving the water spraying pipe to rotate, an annular groove 13 is formed in the steel pipe 1, the connecting hoop is rotatably sleeved on the annular groove 13, the connecting hoop is in clearance fit connection with the steel pipe at the moment, and due to the arrangement of the annular groove 13, a limiting effect can be achieved, and the connecting hoop is prevented from moving. When the spraying pipe spraying device is used, one end of the spraying pipe, which is far away from the rotating motor 12, is rotatably connected with a water pipe of a spraying system which is externally connected with the water pipe or a box girder, the rotating motor 12 drives the spraying pipe to rotate at the moment, water is sprayed to the inner cavity of the box girder from the water spraying holes 11, and the spraying pipe uniformly rotates, so that the spraying uniformity of the inner cavity is improved.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Claims (9)
1. The utility model provides a case roof beam inner chamber concrete curing means, includes the spray pipe that is used for spraying to case roof beam inner chamber concrete, its characterized in that: the water spraying pipe is formed by sequentially connecting a plurality of sections of steel pipes, a sealing ring is sleeved on the outer peripheral wall of one end of each steel pipe, a joint is welded at the other end of each steel pipe, and one end of each steel pipe containing the joint is connected with the other end of each steel pipe containing the sealing ring in a matching manner; the circumferential wall of the steel pipe is provided with a plurality of water spraying holes which are arranged at intervals; two festival steel pipe interconnect department is equipped with the activity buckle for chucking sealing washer and joint, the activity buckle includes screw rod, U type draw-in groove, nut and connecting seat, U type draw-in groove welding is in the steel pipe is kept away from on the wall of connecting one end periphery, the connecting seat weld in on the periphery wall that connects, the one end of screw rod with the connecting seat is articulated, the other end joint in on the U type draw-in groove, just the screw rod joint still is equipped with in one of U type draw-in groove the nut, with pass through the cooperation realization of nut and screw rod the sealing washer is with the chucking that connects.
2. A box girder inner chamber concrete curing means of claim 1, characterized in that: the steel pipe bottom still is equipped with the support that is used for supporting the steel pipe, the support is including supporting landing leg, connection cuff and pulley, connect the cuff cover locate on the steel pipe and with the steel pipe can dismantle the connection, support the landing leg and locate the lower part of connecting the cuff, support the upper end and the connection cuff fixed connection of landing leg, support the lower extreme of landing leg and connect the pulley.
3. A box girder inner chamber concrete curing means of claim 2, characterized in that: the connecting hoop comprises two semicircular ring sleeves, the two semicircular rings are sleeved on the steel pipe, the supporting legs are arranged on two sides of the two semicircular ring sleeves and fixedly connected with the two semicircular ring sleeves, one ends of the two semicircular ring sleeves are hinged with each other, the other ends of the two semicircular ring sleeves are provided with connecting lugs, and through holes for connecting bolts to penetrate through are formed in the connecting lugs.
4. A box girder inner chamber concrete curing means of claim 3, characterized in that: the supporting legs are of a splayed supporting structure.
5. A box girder inner chamber concrete curing means of claim 1, characterized in that: the diameter of the sealing ring is gradually reduced from a position far away from the steel pipe port to a position close to the steel pipe port, and the inner diameter of the corresponding joint interface is gradually reduced inwards from the insertion opening end.
6. A box girder inner chamber concrete curing means of claim 1, characterized in that: the inner diameter of the steel pipe is 5cm, and the length of each section of the steel pipe is 10 m.
7. A box girder inner chamber concrete curing means of claim 1, characterized in that: the water spray holes are formed in the circumferential wall of the upper half part of the steel pipe, 5 rows of water spray holes are arranged along the axial direction of the steel pipe, and the water spray holes in two adjacent rows are distributed in a staggered mode.
8. A box girder inner chamber concrete curing means of claim 1, characterized in that: the head end or/and the tail end of the water spray pipe are/is also connected with a control ball valve.
9. A box girder inner chamber concrete curing means of claim 4, characterized in that: the tail end of the spray pipe is further connected with a rotating motor for driving the spray pipe to rotate, an annular groove is formed in the steel pipe, and the connecting hoop is rotatably sleeved on the annular groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020537611.0U CN212077650U (en) | 2020-04-13 | 2020-04-13 | Box girder inner cavity concrete curing means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020537611.0U CN212077650U (en) | 2020-04-13 | 2020-04-13 | Box girder inner cavity concrete curing means |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212077650U true CN212077650U (en) | 2020-12-04 |
Family
ID=73595558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020537611.0U Expired - Fee Related CN212077650U (en) | 2020-04-13 | 2020-04-13 | Box girder inner cavity concrete curing means |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212077650U (en) |
-
2020
- 2020-04-13 CN CN202020537611.0U patent/CN212077650U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201204 |
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| CF01 | Termination of patent right due to non-payment of annual fee |