CN217573395U - Box girder pipeline foreign matter entering prevention device - Google Patents
Box girder pipeline foreign matter entering prevention device Download PDFInfo
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- CN217573395U CN217573395U CN202221496227.6U CN202221496227U CN217573395U CN 217573395 U CN217573395 U CN 217573395U CN 202221496227 U CN202221496227 U CN 202221496227U CN 217573395 U CN217573395 U CN 217573395U
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- box girder
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- 230000002265 prevention Effects 0.000 title claims abstract description 16
- 238000009434 installation Methods 0.000 claims abstract description 43
- 238000000926 separation method Methods 0.000 claims abstract description 35
- 238000005507 spraying Methods 0.000 claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 14
- 238000007789 sealing Methods 0.000 claims description 20
- 230000000903 blocking effect Effects 0.000 claims description 10
- 230000002093 peripheral effect Effects 0.000 claims description 7
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 239000007921 spray Substances 0.000 abstract description 5
- 238000010276 construction Methods 0.000 abstract description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
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Abstract
The application relates to a box girder pipeline foreign matter entering prevention device, and relates to the technical field of bridge construction. The box girder comprises a box girder main body and a pipeline pre-embedded on the box girder main body, wherein the pipeline penetrates through the box girder main body, the box girder further comprises a separation blade used for preventing foreign matters such as spraying water and the like from entering the pipeline, and an installation assembly used for installing the separation blade on the pipeline; the baffle plate is abutted to the end part of the pipeline. Install the separation blade at pipeline tip through the installation component for the separation blade carries out the shutoff to the pipeline inner chamber, and at the health preserving stage that sprays, has avoided spraying foreign matters such as water and has got into the pipeline inner chamber, is convenient for improve the subsequent mud jacking quality of pipeline.
Description
Technical Field
The application relates to the technical field of bridge construction, in particular to a box girder pipeline foreign matter anti-entering device.
Background
In bridge construction, box girders are often used to bear loads; the box girder is a girder body in bridge engineering, is hollow inside, has flanges on two sides of the upper part, is similar to a box in shape, and is mainly formed by pouring a reinforcement cage and concrete.
In the related technology, a frame template is required to be built firstly for box girder prefabrication, then supporting is carried out on the periphery of the frame template, a pipeline is installed in a frame template forming cavity after supporting installation is finished, concrete is poured into the frame template forming cavity after pipeline installation is finished, the frame template is detached after the concrete strength meets the requirement, the box girder is sprayed and maintained, then steel strands are strung in the pipeline, an anchorage device is used for tensioning, and finally grouting is carried out in the pipeline.
In view of the above related technologies, the inventor thinks that the box girder is prefabricated in the spraying curing stage, and foreign matters such as spraying water are sprayed into the pipeline at the end of the box girder, resulting in low quality of the pipeline grouting.
SUMMERY OF THE UTILITY MODEL
In order to improve the mud jacking quality of pipeline, this application provides a case roof beam pipeline foreign matter prevents access to device.
The application provides a box girder pipeline foreign matter prevents access to device adopts following technical scheme:
a foreign matter entering prevention device for a box girder pipeline comprises a box girder main body and a pipeline pre-buried on the box girder main body, wherein the pipeline penetrates through the box girder main body;
the baffle plate is abutted to the end part of the pipeline.
By adopting the technical scheme, the separation blade is abutted against the end part of the pipeline through the mounting assembly, and the separation blade blocks the inner cavity of the pipeline; in the spraying and curing stage, the blocking piece blocks the pipeline, so that foreign matters such as spraying water and the like are splashed onto the blocking piece; the device is prevented getting into by box girder pipeline foreign matter of design installs the separation blade at the pipeline tip through the installation component for the separation blade carries out the shutoff to pipe inner chamber, is spraying the health preserving stage, has avoided spraying foreign matters such as water and has got into pipe inner chamber, is convenient for improve the subsequent mud jacking quality of pipeline.
Optionally, the mounting assembly includes a mounting sleeve sleeved on the end of the pipeline and a fixing member for fixing the mounting sleeve;
the mounting sleeve is coaxial with the pipeline, just mounting sleeve one end with box girder main part butt, the separation blade with mounting sleeve coaxial coupling, just the separation blade is located in the mounting sleeve inner chamber.
By adopting the technical scheme, when the separation blade is installed on the end part of the pipeline, the installation sleeve is sleeved on the pipeline, so that the separation blade is abutted against the end part of the pipeline, meanwhile, one end of the installation sleeve is abutted against the box girder main body, and the installation sleeve is fixed on the box girder main body and the pipeline under the action of the fixing piece; the designed installation assembly is convenient for fixing the separation blade and the end part of the pipeline through the installation sleeve and the fixing piece; through with installation sleeve tip and case roof beam main part butt, guaranteed installation sleeve's gas tightness, reduced the possibility that foreign matter such as water used for spraying got into installation sleeve.
Optionally, the fixing member comprises a fixing ring;
the fixed ring is close to the mounting sleeve and is fixedly connected with one end of the box girder main body, the fixed ring is coaxially arranged with the mounting sleeve, the outer diameter of the fixed ring is larger than that of the mounting sleeve, and the fixed ring is fixedly connected with the box girder main body in a detachable mode.
By adopting the technical scheme, the designed fixing ring is detachably and fixedly connected with the box girder main body, so that the mounting sleeve can be conveniently fixed on the box girder main body.
Optionally, the fixing member further comprises an expansion bolt on the fixing ring;
the expansion bolts fix the fixing rings at the end parts of the box girder main bodies.
Through adopting above-mentioned technical scheme, the expansion bolts of design is convenient for fix the installation sleeve on the case roof beam main part, simultaneously, adjusts expansion bolts's nut, is convenient for the dismantlement of installation sleeve.
Optionally, the pipeline separation device further comprises an adjusting assembly for adjusting the distance between the baffle and the pipeline;
the baffle plate is connected with the inner peripheral wall of the installation sleeve in a sliding manner;
the adjusting component comprises a screw rod and a supporting piece for supporting the screw rod;
the screw rod with the separation blade rotates to be connected, just the screw rod with the separation blade coaxial setting, the screw rod is located the installation sleeve pipe inner chamber.
By adopting the technical scheme, when the extending ends of pipelines with different lengths need to be plugged, firstly, the screw rod is adjusted to enable the screw rod to drive the separation blade to move along the axis direction of the screw rod, the distance between the fixing ring and the separation blade is larger than the length of the extending end of the pipeline, the installation sleeve is sleeved on the pipeline, one side, close to the box girder main body, of the fixing ring is attached to the box girder main body, then the expansion bolt is adjusted to enable the installation sleeve to be fixed, and the screw rod is adjusted again to enable the screw rod to drive the separation blade to move towards the end part of the pipeline until the separation blade is abutted against the end part of the pipeline; the adjusting part of design drives the separation blade motion through rotating the screw rod, is convenient for adjust the separation blade and solid fixed ring's interval, and then the pipeline of the different length of the shutoff of being convenient for stretches out the end, has improved the suitability that the case roof beam pipeline foreign matter prevented access to device.
Optionally, the support member comprises a support block in threaded connection with the screw;
the supporting block and the screw rod are coaxially arranged, and the supporting block is fixedly connected with the inner peripheral wall of the installation sleeve.
Through adopting above-mentioned technical scheme, the supporting shoe of design, the rotation of the supporting screw of being convenient for, simultaneously, has reduced foreign matter such as the water that sprays and has contacted with the separation blade for the separation blade is difficult for the corrosion.
Optionally, one end of the mounting sleeve, which is far away from the box girder main body, is in threaded connection with a plugging cover for plugging the mounting sleeve.
Through adopting above-mentioned technical scheme, the blanking cover of design is spraying the health preserving stage, has effectively avoided spraying foreign matter such as water and has got into the installation sleeve inner chamber from the one end that the box girder main part was kept away from to the installation sleeve, has guaranteed installation sleeve's sealing performance.
Optionally, the fixing ring is close to one side of the box girder main body is provided with a sealing ring, one side of the sealing ring is fixedly connected with the fixing ring, and the other side of the sealing ring is attached to the box girder main body.
Through adopting above-mentioned technical scheme, the sealing washer of design, through the sealing washer laminating in the case roof beam main part, improved the sealing performance of installation sleeve pipe inner chamber.
In summary, the present application includes at least one of the following beneficial technical effects:
1. according to the designed foreign matter entering prevention device for the box girder pipeline, the separation blade is installed at the end part of the pipeline through the installation assembly, so that the separation blade blocks the inner cavity of the pipeline, and foreign matters such as spraying water and the like are prevented from entering the inner cavity of the pipeline in the spraying and health-preserving stage, and the subsequent grouting quality of the pipeline is improved conveniently;
2. the utility model provides a case roof beam pipeline foreign matter prevents access to device, drives the separation blade motion through rotating the screw rod, is convenient for adjust the separation blade and solid fixed ring's interval, and then the pipeline of the different length of the shutoff of being convenient for stretches out the end, has improved case roof beam pipeline foreign matter and has prevented access to device's suitability.
Drawings
Fig. 1 is a schematic structural diagram of a foreign matter entry prevention device for a box girder pipeline according to an embodiment of the present application.
Fig. 2 is a sectional view of a foreign matter entering prevention device for a box girder pipeline according to an embodiment of the present application.
Fig. 3 is an enlarged view of a portion a in fig. 2.
Fig. 4 is another structural schematic diagram of a box girder pipeline foreign matter entry prevention device according to an embodiment of the present application.
Fig. 5 is another sectional view of a foreign matter entry preventing device for a box girder pipeline according to an embodiment of the present application.
Fig. 6 is an enlarged view of a portion B in fig. 5.
Description of reference numerals: 1. a box girder main body; 2. a pipeline; 21. an inner block; 22. a protruding section; 3. a baffle plate; 31. sealing gaskets; 4. mounting the component; 41. installing a sleeve; 411. blocking the cover; 42. a fixing member; 421. a fixing ring; 4211. a seal ring; 422. an expansion bolt; 423. adjusting the bolt; 5. an adjustment assembly; 51. a screw; 511. a handle; 52. a support member; 521. and (7) a supporting block.
Detailed Description
The present application is described in further detail below with reference to figures 1-6.
The embodiment of the application discloses case roof beam pipeline foreign matter prevents access to device.
Referring to fig. 1 and 2, the box girder pipeline foreign matter entering prevention device comprises a box girder main body 1, a pipeline 2 pre-embedded in the box girder main body 1, a baffle 3 for preventing foreign matters such as spraying water and the like from entering the pipeline 2, an installation assembly 4 for installing the baffle 3 on the pipeline 2, and an adjusting assembly 5 for adjusting the distance between the baffle 3 and the pipeline 2; install separation blade 3 at 2 tip of pipeline through installation component 4 for separation blade 3 carries out the shutoff to 2 inner chambers of pipeline, at the health preserving stage that sprays of box girder main part 1, has prevented to spray that foreign matters such as water from getting into 2 inner chambers of pipeline, in follow-up mud jacking stage, is convenient for improve 2 pipeline's mud jacking quality.
Referring to fig. 2 and 3, the pipe 2 in this embodiment includes an inner block 21 and an extended section 22 integrally connected, the inner block 21 is embedded in the box girder main body 1, and the extended section 22 extends out of the end of the box girder main body 1; in the embodiment, the baffle 3 is a steel plate with the thickness of 3mm, and the baffle 3 is abutted with the end part of the extending section 22 far away from the box girder main body 1; in order to improve the sealing performance of the blocking piece 3, in this embodiment, a sealing gasket 31 is bonded to a side of the blocking piece 3 close to the protruding section 22, and the sealing gasket 31 is attached to the protruding section 22.
Referring to fig. 3, the mounting assembly 4 includes a mounting sleeve 41 disposed at an end of the extending section 22 and a fixing member 42 for fixing the mounting sleeve 41; installation sleeve 41 with stretch out the coaxial setting of section 22, and installation sleeve 41 is close to one side and the case roof beam main part 1 butt that stretches out section 22, separation blade 3 and the internal perisporium sliding connection of installation sleeve 41, and separation blade 3 and the coaxial setting of installation sleeve 41, separation blade 3 is arranged in installation sleeve 41's inner chamber.
The fixing member 42 is provided with two kinds in this application. Referring to fig. 3, the first fixing member 42 includes a fixing ring 421 and an expansion bolt 422 on the fixing ring 421; the fixing ring 421 is integrally connected with one end of the mounting sleeve 41 close to the box girder main body 1, the fixing ring 421 and the mounting sleeve 41 are coaxially arranged, and the outer diameter of the fixing ring 421 is larger than that of the mounting sleeve 41; in the present application, the number of the expansion bolts 422 may be one, two, or four, but it is sufficient to fix the mounting sleeve 41; in the embodiment, the number of the expansion bolts 422 is four, the four expansion bolts 422 are uniformly distributed along the circumferential direction of the fixing ring 421, the fixing ring 421 is fixed at the end of the box girder main body 1 by the expansion bolts 422, the expansion pipes of the expansion bolts 422 are embedded into the box girder main body 1, the nuts of the expansion bolts 422 are abutted against the fixing ring 421, and the bolt rods of the expansion bolts 422 are connected with the fixing ring 421 in a sliding manner; in order to improve the sealing performance of the installation sleeve 41, in this embodiment, a sealing ring 4211 is bonded to one side of the fixing ring 421 close to the box girder main body 1, one side of the sealing ring 4211 is attached to the fixing ring 421, the other side of the sealing ring 4211 is attached to the box girder main body 1, and the expansion bolt 422 penetrates through the sealing ring 4211; in order to fix the mounting sleeve 41 more stably, in this embodiment, the expansion bolt 422 may be sleeved with a spring washer, one side of the spring washer abuts against the nut of the expansion bolt 422, and the other end abuts against the fixing ring 421.
Referring to fig. 4, 5 and 6, the second fixing member 42 includes at least two adjusting bolts 423; in the present application, the number of the adjusting bolts 423 may be two, three, or four, but all that is needed to fix the mounting sleeve 41 is achieved, in this embodiment, the number of the adjusting bolts 423 is two, the two adjusting bolts 423 are symmetrically arranged about the axis of the mounting sleeve 41, the adjusting bolts 423 are in threaded connection with the peripheral wall of the mounting sleeve 41, and one end of the adjusting bolt 423 extending into the inner cavity of the mounting sleeve 41 is abutted against the peripheral wall of the extending section 22; the mounting sleeve 41 is fixed by the adjusting bolt 423, and damage of the adjusting bolt 423 to the box girder main body 1 is reduced.
Referring to fig. 3, the adjustment assembly 5 includes a screw 51 and a support 52 for supporting the screw 51; the screw 51 is rotatably connected with the baffle 3, the screw 51 is coaxially arranged with the baffle 3, and the screw 51 is positioned in the inner cavity of the installation sleeve 41; in order to facilitate the driving of the screw 51, a handle 511 is connected to one end of the screw 51 far away from the baffle 3 in the embodiment by screw thread; the support member 52 includes a support block 521 threadedly coupled with the screw 51; the supporting block 521 is coaxially arranged with the screw 51, and the supporting block 521 is clamped with the inner peripheral wall of the mounting sleeve 41, in order to improve the applicability of the baffle 3, in this embodiment, the supporting block 521 is located on one side of the mounting sleeve 41, which is far away from the box girder main body 1; in order to prevent foreign matters such as spray water from entering the inner cavity of the mounting sleeve 41, a blocking cover 411 for blocking the mounting sleeve 41 is screwed to one end of the mounting sleeve 41 away from the box girder main body 1 in this embodiment.
The implementation principle of the device for preventing foreign matters from entering the box girder extension section 22 is as follows: sleeving the installation sleeve 41 on the extending section 22, fixing the installation sleeve 41 on the box girder main body 1 and the extending section 22 through the fixing part 42, adjusting the screw 51 to enable the baffle 3 to move towards the extending section 22 until the sealing gasket 31 is attached to the extending section 22, and then installing the blocking cover 411 on the installation sleeve 41; in the spraying and curing stage of the box girder main body 1, foreign matters such as spraying water are effectively prevented from entering the inner cavity of the extension section 22, and the grouting quality of the pipeline 2 is improved in the subsequent grouting stage.
The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a case roof beam pipeline foreign matter prevents access to device, is in including case roof beam main part (1) and pre-buried pipeline (2) on case roof beam main part (1), pipeline (2) run through case roof beam main part (1) sets up its characterized in that: the device also comprises a baffle plate (3) used for preventing foreign matters such as spraying water and the like from entering the pipeline (2) and a mounting assembly (4) used for mounting the baffle plate (3) on the pipeline (2);
the baffle plate (3) is abutted against the end part of the pipeline (2).
2. The box girder pipeline foreign matter entry prevention device according to claim 1, characterized in that: the mounting assembly (4) comprises a mounting sleeve (41) sleeved at the end part of the pipeline (2) and a fixing piece (42) used for fixing the mounting sleeve (41);
the mounting sleeve (41) and the pipeline (2) are coaxially arranged, one end of the mounting sleeve (41) is abutted to the box girder main body (1), the separation blade (3) is coaxially arranged with the mounting sleeve (41), and the separation blade (3) is located in an inner cavity of the mounting sleeve (41).
3. The box girder pipeline foreign matter entry prevention device according to claim 2, characterized in that: the fixing member (42) includes a fixing ring (421);
fixed ring (421) with installation sleeve (41) are close to the one end rigid coupling of case roof beam main part (1), just fixed ring (421) with installation sleeve (41) coaxial setting, the external diameter of fixed ring (421) is greater than the external diameter of installation sleeve (41), just fixed ring (421) with the rigid coupling can be dismantled in case roof beam main part (1).
4. A box girder pipeline foreign matter entry prevention device according to claim 3, wherein: the fixing member (42) further comprises an expansion bolt (422) on the fixing ring (421);
the expansion bolt (422) fixes the fixing ring (421) at the end part of the box girder main body (1).
5. A box girder pipeline foreign matter entry prevention device according to claim 2, wherein: the device also comprises an adjusting component (5) used for adjusting the distance between the baffle plate (3) and the pipeline (2);
the baffle plate (3) is connected with the inner peripheral wall of the installation sleeve (41) in a sliding manner;
the adjusting assembly (5) comprises a screw (51) and a support (52) for supporting the screw (51);
the screw rod (51) is rotationally connected with the baffle plate (3), the screw rod (51) is coaxially arranged with the baffle plate (3), and the screw rod (51) is located in the inner cavity of the installation sleeve (41).
6. A box girder pipeline foreign matter entering prevention device according to claim 5, wherein: the support piece (52) comprises a support block (521) in threaded connection with the screw (51);
the supporting block (521) and the screw rod (51) are coaxially arranged, and the supporting block (521) is fixedly connected with the inner peripheral wall of the installation sleeve (41).
7. A box girder pipeline foreign matter entry prevention device according to claim 2, wherein: one end, far away from the box girder main body (1), of the mounting sleeve (41) is in threaded connection with a blocking cover (411) used for blocking the mounting sleeve (41).
8. A box girder pipeline foreign matter entry prevention device according to claim 3, wherein: the fixing ring (421) is close to one side of the box girder main body (1) is provided with a sealing ring (4211), one side of the sealing ring (4211) is fixedly connected with the fixing ring (421), and the other side of the sealing ring is attached to the box girder main body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221496227.6U CN217573395U (en) | 2022-06-15 | 2022-06-15 | Box girder pipeline foreign matter entering prevention device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221496227.6U CN217573395U (en) | 2022-06-15 | 2022-06-15 | Box girder pipeline foreign matter entering prevention device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217573395U true CN217573395U (en) | 2022-10-14 |
Family
ID=83529689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221496227.6U Active CN217573395U (en) | 2022-06-15 | 2022-06-15 | Box girder pipeline foreign matter entering prevention device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217573395U (en) |
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2022
- 2022-06-15 CN CN202221496227.6U patent/CN217573395U/en active Active
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