CN210068191U - Small-section tunnel secondary lining side wall concrete pouring warehousing system - Google Patents
Small-section tunnel secondary lining side wall concrete pouring warehousing system Download PDFInfo
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- CN210068191U CN210068191U CN201920797902.0U CN201920797902U CN210068191U CN 210068191 U CN210068191 U CN 210068191U CN 201920797902 U CN201920797902 U CN 201920797902U CN 210068191 U CN210068191 U CN 210068191U
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Abstract
The utility model relates to a small section tunnel secondary lining side wall concrete placement system of warehousing of underground works trade for because of can not in time tear open when solving concrete placement and trade the pump line and lead to the concrete reposition of redundant personnel route unreasonable, and take place more quality diseases, the problem of incremental cost, restriction progress. The utility model discloses a go into storehouse hopper and cluster section of thick bamboo and chute etc. all establish herringbone diverging device in each hopper. The concrete shunting path is as follows: concrete is fed from the bottom of only 1 main hopper, is divided into 2 first-stage hoppers by a herringbone dividing device and a straight chute, is divided into 4 second-stage hoppers transversely by the herringbone dividing device and the straight chute, and is drained into a bin by a serial cylinder and a rotary chute or a drawing chute. The utility model discloses whole board side wall is pour the in-process and need not to tear open and trade, move the pump line to reduce operation personnel quantity, improved work efficiency, reduced the quality common fault simultaneously, reduced construction cost, and promoted an ray of workman's operation environment.
Description
Technical Field
The utility model relates to a lining cutting side wall concrete placement technical field that puts in storage, more specifically are related to small cross section tunnel secondary lining side wall concrete placement system that puts in storage.
Background
With the increase of construction of roads, railways and the like, the situation that the roads or railways penetrate through tunnels is more and more, and in general, tunnel linings are of composite lining structures and are divided into primary supports and secondary linings. The primary support adopts an anchor-shotcrete support structure type, and the strength grade of the shotcrete is not lower than C25; the secondary lining is a large inner layer structure of a composite lining, the lining is built by adopting a mould, the design grade of concrete strength is not lower than C30, wherein the strength grade of reinforced concrete is not lower than C35, the structural type design is that a curved wall is provided with an inverted arch, and the thicknesses of a V-grade surrounding rock section arch wall, an IV-grade surrounding rock section arch wall and an inverted arch secondary lining are 45cm, 40cm and 35cm respectively.
In the prior art, in the construction of secondary lining concrete of a tunnel, a layered window-by-window mold-entering pouring system (detailed in the tunnel lining complete construction technology-window-by-window layered pouring technology of lining side wall chutes pushed by the general railway company) which is mainly composed of two main hoppers suitable for a domestic large-section (double-line) tunnel and four primary-stage hoppers, a secondary herringbone flow dividing device and eight secondary-stage hoppers and a flow dividing cylinder and twenty-four window-entering chutes is adopted, and concrete is fed into the main hoppers from the top ends or the side surfaces of the main hoppers.
The ten thousands of lines of the medium and old railways are designed into passenger and cargo collinear lines, namely single-line tunnels, with the speed per hour of 160Km/h, the clearance height of the tunnels above the top surfaces of the inner rails is only 710cm, and the one-way working space at the tops of the designed tunnel secondary lining trolleys is less than 2m2The height is only 1.05m, the vertical walking of operators is difficult, the operation time in each pouring process is more than ten hours, and the operators can not detach and replace the pump pipe according to the requirements strictly after working for 4 hours continuously with high strength and can not replace the concrete warehousing pump pipe to the required main hopper.
In the system, the pump pipes cannot be detached and replaced in time during concrete pouring, so that the concrete diversion path is unreasonable, more quality defects occur, the cost is increased, and the progress is restricted. Therefore, the secondary lining side wall concrete pouring and warehousing system which can reduce the time for replacing the pump pipes, reduce quality defects, reduce cost and improve the progress is urgently needed.
SUMMERY OF THE UTILITY MODEL
Based on above problem, the utility model provides a small cross section tunnel secondary lining side wall concrete placement system of putting in storage for it is unreasonable because of can not in time tear open and trade the pump line and lead to the concrete reposition of redundant personnel route when solving concrete placement, and take place more quality diseases, the problem of incremental cost, restriction progress. The utility model discloses a pump line is with during the concrete is directly carried the main hopper from the bottom surface of only one main hopper to optimized the reposition of redundant personnel route of concrete, can make the even cloth of concrete like this, pour in succession, whole side wall is pour the in-process and need not to tear open and trade, move the pump line, thereby reduced operation personnel quantity, improved work efficiency, reduced the quality simultaneously and led to the fact, reduced construction cost, and promoted an ray of workman's operation environment.
The utility model discloses a realize above-mentioned purpose and specifically adopt following technical scheme:
small section tunnel secondary lining side wall concrete placement system of putting in storage, including main hopper and one-level minute hopper, open the bottom surface of main hopper has the feed inlet, the underrun of main hopper is connected with the pump line of being connected with the concrete pump through the feed inlet, still be connected with the one-level chute that feeds through with one-level minute hopper on the main hopper, one-level minute hopper passes through drainage mechanism and one-level window, second grade window intercommunication.
As a preferable mode, a first stage herringbone shunting device is arranged on the main hopper, a second stage herringbone shunting device is arranged on the first stage herringbone shunting device, the main hopper is connected with one end of a first stage chute through the first stage herringbone shunting device, and the other end of the first stage chute is connected with the second stage herringbone shunting device.
As a preferable mode, the first stage herringbone shunting device is a discharge port component arranged on the side surface of the main hopper, the second stage herringbone shunting device is two second stage discharge ports arranged on the side surface of the first stage distribution hopper, the first stage chute is connected with the discharge port component, and the first stage distribution hopper is connected with the drainage mechanism through the second stage discharge port.
As a preferred mode, the discharge gate subassembly is two first discharge gates and two second discharge gates of evenly opening in the main hopper side, first discharge gate and second discharge gate alternate the setting, and adjacent first discharge gate and second discharge gate mutually become 90 degrees, two the one-level chute is connected with two first discharge gates respectively, connect the through chute that communicates with the second grade window through the second discharge gate on the main hopper.
As a preferred mode, the drainage mechanism comprises a secondary chute connected in a secondary discharge port, the other end of the secondary chute is connected with a secondary grade hopper, the secondary grade hopper is connected with a string cylinder in the vertical direction, and the string cylinder is communicated with a primary window through a rotating chute.
The working principle is as follows: according to the field operation space, environment, concrete characteristics and the like, after concrete enters a single main hopper from the bottom surface of the main hopper through a pump pipe by adopting a concrete pump, the concrete entering the main hopper enters two corresponding primary chutes through a first discharge port respectively, enters two corresponding through chutes through a second discharge port respectively, is conveyed to two secondary windows through the two through chutes respectively, is longitudinally divided into two primary grade hoppers through the primary chutes simultaneously, the concrete entering the primary grade hopper enters the two secondary chutes through two secondary material ports respectively, the secondary chutes transversely divide the concrete into the secondary grade hoppers, because of the two primary grade hoppers, four secondary chutes are always arranged, four secondary grade hoppers are arranged, the concrete entering the secondary grade hoppers enters a series of barrels, and the concrete entering the string cylinder is drained to the primary window through the rotary chute.
The rotating chute is prior art, and the connection of the rotating chute and the stringing barrel is also known to those skilled in the art, and therefore, will not be described herein. So, can optimize the reposition of redundant personnel route of concrete, make the even cloth of concrete, pour in succession, whole side wall is pour the in-process and need not to tear open and trade, move the pump line to reduce operation personnel quantity, improved work efficiency, reduced the quality simultaneously and generally ill, reduced construction cost, and promoted a ray of workman operational environment.
As a preferred mode, the secondary chute is further connected with a telescopic chute, and the telescopic chute is communicated with the secondary window.
As a preferable mode, the first-stage separating hopper, the second-stage separating hopper and the main hopper are all conical, the radius of the upper end of the main hopper is 80 cm, the radius of the lower end of the main hopper is 60 cm, the height of the main hopper is 65 cm, and the depth of the main hopper is 20 cm; the radius of the upper end of each of the first-level grading hopper and the second-level grading hopper is 60 centimeters, the radius of the lower end of each of the first-level grading hopper and the second-level grading hopper is 50 centimeters, and the height of each of the first-level grading hopper and the second-level grading hopper is 50 centimeters.
The utility model has the advantages as follows:
(1) the utility model discloses a pump line is with during the concrete is directly carried the main hopper from the bottom surface of only one main hopper to optimized the reposition of redundant personnel route of concrete, can make the even cloth of concrete like this, pour in succession, whole side wall is pour the in-process and need not to tear open and trade, move the pump line, thereby reduced operation personnel quantity, improved work efficiency, reduced the quality simultaneously and led to the fact, reduced construction cost, and promoted an ray of workman's operation environment.
(2) According to the field operation space, environment, concrete characteristics and the like, after concrete is pumped into a single main hopper through a pump pipe by a concrete pump, the concrete entering the main hopper enters two primary chutes and two straight chutes through the primary herringbone shunting device, and then is respectively conveyed to two secondary windows through the two straight chutes, the concrete is longitudinally divided into two first-level dividing hoppers through a first-level chute, the concrete entering the first-level dividing hoppers enters two second-level chutes through a second-level herringbone dividing device, the second-stage chute then laterally diverts the concrete into second-stage hoppers, because there are two first-stage hoppers, therefore, the concrete entering the second-level hoppers always enters the string cylinder, and the concrete entering the string cylinder is drained to the mold entering window through the rotary chutes. Therefore, the concrete diversion path can be optimized, the operation difficulty of dismantling the pump pipe by operators is reduced, and the working efficiency is improved.
(3) The utility model discloses in use rotatory chute to be connected with a cluster section of thick bamboo, can be with concrete drainage to different one-level windows through same rotatory chute to the convenience of this system has been increased.
(4) The utility model is characterized in that the second-stage chute is also connected with a telescopic chute which is communicated with the second-stage window, and when the concrete is required to be drained to the corresponding second-stage window, the telescopic chute is stretched into the second-stage window from the second-stage chute; when the concrete does not need to reach the corresponding second grade window from the telescopic chute, the telescopic chute is retracted into the second grade chute, and the concrete directly enters the second grade hopper at the moment, so that the corresponding working efficiency is improved.
Drawings
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is a schematic cross-sectional view taken along line A-A of FIG. 1 according to the present invention;
FIG. 3 is a schematic top view of the connection of the main hopper, the first-level hopper, the second-level hopper, etc. of the present invention;
FIG. 4 is a schematic view of the front structure of the connection of the main hopper, the first-level grading hopper, the second-level grading hopper and the like of the present invention;
FIG. 5 is a schematic view of the side structure of the connection of the main hopper, the first-stage hopper, the second-stage hopper and the like;
FIG. 6 is a schematic view of the top view of the connection between the main hopper and the first-stage chute and the straight chute;
FIG. 7 is a schematic view of the front structure of the main hopper connected with the first-stage chute and the straight chute;
FIG. 8 is a schematic side view of the main hopper of the present invention connected to a first-stage chute and a straight chute;
FIG. 9 is a schematic view of the front structure of the first-stage hopper, the second-stage chute and the first-stage chute;
FIG. 10 is a schematic view of the first-stage hopper, the second-stage chute and the first-stage chute;
reference numerals: the automatic feeding device comprises a rotary chute 1, a string barrel 2, a grade-3 hopper, a grade-4 chute, a grade-5 hopper, a grade-51 discharge port, a grade-6 chute, a main hopper 7, a first discharge port 71, a feed port 72, a second discharge port 73, a pump pipe 8, a grade-9 window, a telescopic chute 10, a grade-11 window and a straight-through chute 12.
Detailed Description
For a better understanding of the present invention, the present invention will be described in further detail with reference to the accompanying drawings and the following embodiments.
Example 1:
as shown in fig. 1-10, the small-section tunnel secondary lining side wall concrete pouring warehousing system comprises a main hopper 7 and a primary branch hopper 5, wherein a feed inlet 72 is formed in the bottom surface of the main hopper 7, a pump pipe 8 connected with a concrete pump is connected to the bottom surface of the main hopper 7 through the feed inlet 72, a primary chute 6 communicated with the primary branch hopper 5 is further connected to the main hopper 7, and the primary branch hopper 5 is communicated with a primary window 9 and a secondary window 11 through a drainage mechanism.
Preferably, a first-stage herringbone shunting device is arranged on the main hopper 7, a second-stage herringbone shunting device is arranged on the first-stage distributing hopper 5, the main hopper 7 is connected with one end of the first-stage chute 6 through the first-stage herringbone shunting device, and the other end of the first-stage chute 6 is connected with the second-stage herringbone shunting device.
Preferably, the first stage herringbone shunting device is a discharge port assembly arranged on the side surface of the main hopper 7, the second stage herringbone shunting device is two second stage discharge ports 51 arranged on the side surface of the first stage material distributing hopper 5, the first stage chute 6 is connected with the discharge port assembly, and the first stage material distributing hopper 5 is connected with the drainage mechanism through the second stage discharge ports 51.
Preferably, the discharge port assemblies are two first discharge ports 71 and two second discharge ports 73 which are uniformly arranged on the side surface of the main hopper 7, the first discharge ports 71 and the second discharge ports 73 are arranged alternately, the adjacent first discharge ports 71 and the adjacent second discharge ports 73 mutually form 90 degrees, the two first-stage chutes 6 are respectively connected with the two first discharge ports 71, and the main hopper 7 is connected with the through chute 12 communicated with the second-stage window 11 through the second discharge ports 73.
Preferably, the drainage mechanism comprises a second-stage chute 4 connected in a second-stage discharge hole 51, the other end of the second-stage chute 4 is connected with a second-stage distributing hopper 3, the second-stage distributing hopper 3 is connected with a cylinder string 2 in the vertical direction, and the cylinder string 2 is communicated with a first-stage window 9 through a rotating chute 1.
The working principle is as follows: according to the field operation space, environment, concrete characteristics and the like, after concrete is pumped into only one main hopper 7 from the bottom surface of the main hopper 7 by a concrete pump through a pump pipe 8, the concrete entering the main hopper 7 respectively enters two corresponding primary chutes 6 through a first discharge port 71, respectively enters two corresponding through chutes 12 through a second discharge port 73, respectively conveys the concrete into two secondary windows 11 through the two through chutes 12, simultaneously and longitudinally shunts to two primary grade hoppers 5 through the primary chutes 6, the concrete entering the primary grade hoppers 5 respectively enters two secondary chutes 4 through two secondary ports, and then the secondary chutes 4 laterally shunts the concrete into the secondary distributing hopper 3, because of two primary grade hoppers 5, four secondary chutes 4 and four secondary grade hoppers 3 are always provided, the concrete entering the second-level material separating hopper 3 enters the string cylinder 2 again, and the concrete entering the string cylinder 2 is drained to the first-level window 9 through the rotary chute 1.
The rotating chute 1 is prior art, and the connection between the rotating chute 1 and the stringing barrel 2 is also known to those skilled in the art, and therefore will not be described in detail herein. So, can optimize the reposition of redundant personnel route of concrete, make the even cloth of concrete, pour in succession, whole side wall pours the in-process and need not to tear open and trade, move pump line 8 to reduce operation personnel quantity, improved work efficiency, reduced the quality simultaneously and generally ill, reduced construction cost, and promoted a ray of workman operational environment.
Preferably, the secondary chute 4 is further connected with a telescopic chute 10, the telescopic chute 10 is communicated with the secondary window 11, and when concrete needs to be guided into the corresponding secondary window 11, the telescopic chute 10 is stretched into the secondary window 11 from the secondary chute 4; when concrete does not need to reach the corresponding secondary window 11 from the telescopic chute 10, the telescopic chute 10 is retracted into the secondary chute 4, and the concrete directly enters the secondary hopper at the moment, so that the corresponding working efficiency is improved. It is noted that the telescopic chute 10 is prior art and the connection of the secondary chute 4 to the telescopic chute 10 is also known to those skilled in the art and therefore will not be described in detail herein.
Preferably, the first-stage material separating hopper, the second-stage material separating hopper and the main hopper are all conical, the radius of the upper end of the main hopper is 80 cm, the radius of the lower end of the main hopper is 60 cm, the height of the main hopper is 65 cm, and the depth of the main hopper is 20 cm; the radius of the upper end of each of the first-level grading hopper and the second-level grading hopper is 60 centimeters, the radius of the lower end of each of the first-level grading hopper and the second-level grading hopper is 50 centimeters, and the height of each of the first-level grading hopper and the second-level grading hopper is 50 centimeters. The main hopper 7, the primary hopper 5 and the secondary hopper 3 are only one preferred structure and size, and are not limited to the above structure and size in practice, and other structures and sizes can be designed by users more practically.
The embodiment of the present invention is the above. The specific parameters in the above embodiments and examples are only for the purpose of clearly showing the verification process of the present invention, and are not used to limit the protection scope of the present invention, which is still subject to the claims, and all the equivalent structural changes made by using the contents of the specification and drawings of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. Little section tunnel secondary lining side wall concrete placement system of putting in storage, including main hopper (7) and one-level minute hopper (5), its characterized in that: the bottom surface of main hopper (7) is opened there is feed inlet (72), the bottom surface of main hopper (7) is connected with pump line (8) of being connected with the concrete pump through feed inlet (72), still be connected with on main hopper (7) with one level one chute (6) that divide hopper (5) to communicate, one level divides hopper (5) to pass through drainage mechanism and one-level window (9), second grade window (11) intercommunication.
2. The small-section tunnel secondary lining side wall concrete pouring warehousing system of claim 1, characterized in that: the main hopper (7) is provided with a first-stage herringbone shunting device, the first-stage herringbone shunting device is arranged on the first-stage grading hopper (5), the main hopper (7) is connected with one end of the first-stage chute (6) through the first-stage herringbone shunting device, and the other end of the first-stage chute (6) is connected with the second-stage herringbone shunting device.
3. The small-section tunnel secondary lining side wall concrete pouring warehousing system of claim 2, characterized in that: the primary herringbone shunting device is a discharge port component arranged on the side surface of the main hopper (7), the secondary herringbone shunting device is two secondary discharge ports (51) arranged on the side surface of the primary material distributing hopper (5), the primary chute (6) is connected with the discharge port component, and the primary material distributing hopper (5) is connected with the drainage mechanism through the secondary discharge ports (51).
4. The small-section tunnel secondary lining side wall concrete pouring warehousing system of claim 3, characterized in that: the discharge gate subassembly is for evenly opening two first discharge gates (71) and two second discharge gates (73) in main hopper (7) side, first discharge gate (71) and second discharge gate (73) alternate setting, and adjacent first discharge gate (71) and second discharge gate (73) each other become 90 degrees, two one-level chute (6) are connected with two first discharge gates (71) respectively, through-going chute (12) of second grade window (11) intercommunication is connected through second discharge gate (73) on the main hopper.
5. The small-section tunnel secondary lining side wall concrete pouring warehousing system of claim 4, characterized in that: drainage mechanism is including connecting second grade chute (4) in second grade discharge gate (51), the other end of second grade chute (4) is connected with two grades of hoppers (3), two grades of hoppers (3) are connected with cluster section of thick bamboo (2) in vertical direction, cluster section of thick bamboo (2) are through rotatory chute (1) and one-level window (9) intercommunication.
6. The small-section tunnel secondary lining side wall concrete pouring warehousing system of claim 5, characterized in that: the second-stage chute (4) is further connected with a telescopic chute (10), and the telescopic chute (10) is communicated with the second-stage window (11).
7. The small-section tunnel secondary lining side wall concrete pouring warehousing system of claim 6, characterized in that: the first-stage material separating hopper (5), the second-stage material separating hopper (3) and the main hopper (7) are all conical, the radius of the upper end of the main hopper (7) is 80 cm, the radius of the lower end of the main hopper is 60 cm, the height of the main hopper is 65 cm, and the depth of the main hopper is 20 cm; the radius of the upper ends of the first-level material dividing hopper (5) and the second-level material dividing hopper (3) is 60 cm, the radius of the lower ends of the first-level material dividing hopper and the second-level material dividing hopper is 50 cm, and the height of the first-level material dividing hopper and the second-level material dividing hopper is 50 cm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920797902.0U CN210068191U (en) | 2019-05-29 | 2019-05-29 | Small-section tunnel secondary lining side wall concrete pouring warehousing system |
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| CN201920797902.0U CN210068191U (en) | 2019-05-29 | 2019-05-29 | Small-section tunnel secondary lining side wall concrete pouring warehousing system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110043289A (en) * | 2019-05-29 | 2019-07-23 | 中国水利水电第三工程局有限公司 | Jacked piles with small section secondary lining side wall concrete pours the system of putting in storage |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110043289A (en) * | 2019-05-29 | 2019-07-23 | 中国水利水电第三工程局有限公司 | Jacked piles with small section secondary lining side wall concrete pours the system of putting in storage |
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