CN212671807U - Tunnel two lining concrete left and right synchronization is by window filling equipment - Google Patents
Tunnel two lining concrete left and right synchronization is by window filling equipment Download PDFInfo
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- CN212671807U CN212671807U CN202021000069.1U CN202021000069U CN212671807U CN 212671807 U CN212671807 U CN 212671807U CN 202021000069 U CN202021000069 U CN 202021000069U CN 212671807 U CN212671807 U CN 212671807U
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Abstract
The utility model belongs to the technical field of tunnel concrete pouring construction, in particular to a tunnel two-lining concrete left and right synchronous window-by-window pouring device, which solves the problems that the concrete has insufficient fluidity after entering a mould due to long flowing distance, segregation is generated, aggregates are piled up, and the quality of lining concrete is greatly influenced; occupying a large amount of construction space in the tunnel, having large equipment investment and high cost. The utility model is provided with a mobile pump pipe, a mobile trolley, a displacement adjusting device and an upper and a lower walking tracks along the left and right symmetry of the central line of the utility model; the trolley main body of the movable trolley is detachably connected with the movable pump pipe; the front and rear walking rails move up and down along the upper and lower walking rails; the central operation platform moves back and forth along the front and back walking rails; the displacement adjusting device is used for driving the movable trolley to move left and right on the central operation platform. The utility model enhances the fluidity of the concrete in the mould, ensures the mould pressure and ensures the concrete pouring quality; reduce the filling equipment, occupy tunnel construction operation space minimum, reduce cost.
Description
Technical Field
The utility model belongs to the technical field of the tunnel concrete is filled and is under construction, concretely relates to two lining concrete in tunnel control are synchronous to pursue window filling equipment.
Background
According to the traditional two-lining concrete separate-bin pouring, pump pipes, hoppers, string barrels, chutes and other mold-entering measures are adopted, so that the window-by-window material distribution of lining concrete is realized, but due to the structural limitation of a trolley, only two groups of chutes in front and at the back can be generally arranged, and the pouring window is very limited; when the layering was pour, the concrete was through dividing a cluster section of thick bamboo and dividing spout water conservancy diversion to each corresponding work window, concrete mobility completely depends on the difference in height and the chute inclination at chute both ends, often because set up improperly, it is not enough to lead to the concrete mobility after the income mould, produce the segregation, the aggregate is piled up the scheduling problem, influence greatly to lining concrete quality, and simultaneously, need a large amount of hoppers, a cluster section of thick bamboo, pouring equipment such as chute, and occupied construction space in a large amount of tunnels, equipment investment is big, and is with high costs.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems that the traditional mold filling measures such as pump pipes, hoppers, string cylinders, chutes and the like are adopted, and the flowing distance is long, so that the concrete flowing property is insufficient after the concrete is filled into the mold, segregation is generated, aggregates are accumulated, and the quality of lining concrete is greatly influenced; occupies a large amount of construction space in the tunnel, has large equipment investment and high cost, and provides the tunnel secondary lining concrete left-right synchronous window-by-window pouring equipment.
The utility model discloses a following technical scheme realizes: a tunnel secondary lining concrete left and right synchronous window-by-window pouring device is provided with a mobile pump pipe, a mobile trolley, a displacement adjusting device and an upper and lower walking track which are arranged along the central line of the mobile pump pipe in a left and right symmetrical manner;
the movable pump pipe comprises a horizontal section and an inclined section, the horizontal section is communicated with the inclined section, and the free end of the inclined section is detachably inserted into the perfusion window;
the movable trolley comprises a trolley main body and wheels for driving the trolley to move, and the trolley main body is detachably connected with the horizontal section of the movable pump pipe;
the four upper and lower walking rails are symmetrically arranged front and back and left and right, a front and back walking rail is respectively connected between the two upper and lower walking rails on the left side and the right side in a sliding manner, and the front and back walking rails move up and down along the upper and lower walking rails; the top parts of the two front and rear travelling rails are spanned with a central operating platform which is connected with the front and rear travelling rails in a sliding way, and the central operating platform moves back and forth along the front and rear travelling rails;
the central operation platform is provided with a through hole and a trolley travelling rail used for moving the trolley to move left and right, and wheels are positioned in the trolley travelling rail and move along the trolley travelling rail; the top of the central operation platform is connected with a displacement adjusting device, and the displacement adjusting device is connected with one end of a trolley main body of the mobile trolley and is used for driving the mobile trolley to move left and right on the central operation platform; the top of the central operation platform is detachably connected with a pump pipe connector which is of a cross-shaped tubular structure, the pump pipe connector comprises a first port, a second port, a third port and a fourth port, the fourth port penetrates through a through hole of the central operation platform and is detachably communicated with a concrete pump truck for pouring concrete, and the first port and the second port are detachably communicated with a horizontal section of the movable pump pipe through a foldable flexible connecting pipe.
Furthermore, the displacement adjusting device is an oil cylinder, a piston rod of the oil cylinder is connected with the trolley main body of the movable trolley, the oil cylinder is controlled by a platform controller, and the platform controller is fixed at the top of the central operation platform.
Further, the front and rear traveling rails move up and down along the upper and lower traveling rails through an up-down moving device, and the up-down moving device comprises a traveling gear and a tooth socket;
the bottom of the front and rear walking rails is provided with two walking gears along the trend, the two walking gears at the bottom of the front and rear walking rails are connected through a connecting shaft, the connecting shaft is connected with the platform controller, the platform controller drives the connecting shaft to rotate so as to drive the walking gears to rotate, a connecting groove used for being connected with the connecting shaft is fixed at the bottom of the front and rear walking rails, and the connecting shaft is positioned in the connecting groove and connected through a bearing; tooth grooves are formed in the upper and lower traveling rails along the moving direction of the upper and lower traveling rails and are in meshed connection with the traveling gears, and therefore the front and rear traveling rails can move up and down along the upper and lower traveling rails.
Furthermore, the central operation platform moves back and forth along the front and back walking rails through the front and back moving device, the front and back moving device comprises four moving rollers, every two moving rollers are bilaterally symmetrically fixed at the bottom of the central operation platform, guide grooves are formed in the tops of the front and back walking rails along the trend of the front and back walking rails, the moving rollers are located in the guide grooves, the two moving rollers which are bilaterally symmetrically arranged are connected through a connecting shaft, the connecting shaft is connected with the platform controller, and the platform controller drives the connecting shaft to rotate so as to drive the moving rollers to rotate.
Furthermore, the horizontal sections of the pump pipe connector and the foldable flexible connecting pipe as well as the horizontal sections of the foldable flexible connecting pipe and the movable pump pipe are detachably communicated through a pump pipe connecting buckle, and the same pump pipe connector and the same concrete pump truck are also detachably communicated through a pump pipe connecting buckle; the free end of the inclined section of the movable pump pipe is also detachably inserted into the perfusion window through the pump pipe connecting buckle.
Further, the first port and the second port of the pump tube connector are detachably connected with the central operation platform through a fixing plate; the trolley main body of the moving trolley is also detachably connected with the moving pump pipe through a fixed plate; the fixed plate is connected with the central operating platform and the trolley main body through bolts.
Furthermore, a pump pipe pressing cushion pad is arranged between the movable pump pipe and the fixed plate.
The utility model discloses compare prior art's beneficial effect:
1. the utility model adopts the central operation platform which can move front and back, left and right, up and down to realize close distance concrete pouring of all pouring windows, thereby enhancing the fluidity of concrete in the mould, effectively ensuring the pressure of concrete entering the mould and ensuring the concrete pouring quality of the arch part of the two linings;
2. the utility model can complete the concrete pouring of all side wall pouring windows layer by layer synchronously from left to right by only one set of movable pump pipe, effectively reduces pouring equipment, and simultaneously, the central operation platform can automatically move back and forth, left and right and up and down, occupies extremely small tunnel construction operation space, reduces cost and has obvious economic benefit;
3. the utility model realizes the synchronous pouring of the side wall left and right by windows, improves the stability of the equipment, simultaneously ensures the consistent length of the two movable pump pipes, effectively ensures the consistent pressure of the concrete entering the mould at the discharge port, and improves the pouring quality of the concrete;
4. the utility model discloses all adopt detachable connected mode, but reuse.
Drawings
Fig. 1 is a schematic front projection view of the present invention;
fig. 2 is a schematic horizontal plane projection of the present invention;
FIG. 3 is a schematic view of the connection between the upper and lower traveling rails and the front and rear traveling rails of the present invention;
FIG. 4 is a schematic structural diagram of a pump tube connector according to the present invention;
fig. 5 is a schematic view of the application of the present invention;
FIG. 6 is a schematic view of the arrangement of the pouring windows of the present invention;
in the figure: 1-moving pump pipe, 2-foldable flexible connecting pipe, 3-pump pipe connector, 3.1-first port, 3.2-second port, 3.3-third port, 3.4-fourth port, 4-displacement adjusting device, 5-moving trolley, 5.1-trolley body, 5.2-wheel, 6-fixing plate, 7-tooth groove, 8-trolley walking track, 9-bearing, 10-central operating platform, 11-moving roller, 12-up and down walking track, 13-front and back walking track, 13.1-connecting groove, 13.2-guiding groove, 14-central line, 15-pump pipe compression buffer pad, 16-walking gear, 17-platform controller, 18-main truss, 19-trolley, 20-side wall pouring window, 21-dome pour window.
Detailed Description
The following description is provided for illustrative embodiments of the present invention, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein.
It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
The "left and right" in the present specification means the width direction of the tunnel, "front and back" means the direction of the tunnel, and "up and down" means the height direction of the tunnel.
Referring to fig. 1 to 4, the utility model provides a technical scheme: a tunnel secondary lining concrete left and right synchronous window-by-window pouring device is provided with a mobile pump pipe 1, a mobile trolley 5, a displacement adjusting device 4 and an upper and lower walking track 12 which are arranged along the center line 14 in a left and right symmetry manner;
the movable pump pipe 1 comprises a horizontal section and an inclined section, the horizontal section is communicated with the inclined section, and the free end of the inclined section is detachably inserted into the perfusion window;
the movable trolley 5 comprises a trolley main body 5.1 and wheels 5.2 for driving the trolley to move, and the trolley main body 5.1 is detachably connected with the horizontal section of the movable pump pipe 1;
the four upper and lower traveling rails 12 are symmetrically arranged in a front-back and left-right manner, the front and back traveling rails 13 are respectively connected between the two upper and lower traveling rails 12 on the left side and the right side in a sliding manner, and the front and back traveling rails 13 move up and down along the upper and lower traveling rails 12; the top parts of the two front and rear traveling rails 13 are spanned with a central operating platform 10, the central operating platform 10 is connected with the front and rear traveling rails 13 in a sliding manner, and the central operating platform 10 moves back and forth along the front and rear traveling rails 13;
the central operation platform 10 is provided with a through hole and a trolley walking track 8 for moving the trolley 5 left and right, and the wheels 5.2 are positioned in the trolley walking track 8 and move along the trolley walking track 8; the top of the central operation platform 10 is connected with a displacement adjusting device 4, and the displacement adjusting device 4 is connected with one end of a trolley main body 5.1 of the movable trolley 5 and used for driving the movable trolley 5 to move left and right on the central operation platform 10; the top of the central operation platform 10 is detachably connected with a pump pipe connector 3, the pump pipe connector 3 is of a cross-shaped tubular structure, the pump pipe connector 3 comprises a first port 3.1, a second port 3.2, a third port 3.3 and a fourth port 3.4, the fourth port 3.4 penetrates through a through hole of the central operation platform 10 and is detachably communicated with a concrete pump truck for pouring concrete, and the first port 3.1 and the second port 3.2 are detachably communicated with the horizontal section of the mobile pump pipe 1 through a foldable flexible connecting pipe 2.
The displacement adjusting device 4 is an oil cylinder, a piston rod of the oil cylinder is connected with a trolley main body 5.1 of the movable trolley 5, the oil cylinder is controlled by a platform controller 17, and the platform controller 17 is fixed at the top of the central operation platform 10, so that the movable pump pipe 1 can move left and right, and close-distance filling is facilitated.
The front and rear traveling rails 13 move up and down along the upper and lower traveling rails 12 by an up-down moving device, and the up-down moving device comprises a traveling gear 16 and a tooth groove 7;
the bottom of the front and rear traveling rails 13 is provided with two traveling gears 16 along the direction of the front and rear traveling rails 13, the two traveling gears 16 at the bottom of the front and rear traveling rails 13 are connected through a connecting shaft, the connecting shaft is connected with the platform controller 17, the platform controller 17 drives the connecting shaft to rotate so as to drive the traveling gears 16 to rotate, the bottom of the front and rear traveling rails 13 is fixedly provided with a connecting groove 13.1 for connecting with the connecting shaft, and the connecting shaft is positioned in the connecting groove 13.1 and is connected through a bearing 9; the tooth grooves 7 are formed in the upper and lower traveling rails 12 along the trend of the upper and lower traveling rails, and the tooth grooves 7 are meshed with the gears 16, so that the front and rear traveling rails 13 can move up and down along the upper and lower traveling rails 12, and the pouring of windows and vault pouring windows on each layer of the side wall is facilitated.
The central operation platform 10 moves back and forth along the front and back walking rails 13 through a front and back moving device, the front and back moving device comprises four moving rollers 11, every two of the moving rollers 11 are bilaterally symmetrically fixed at the bottom of the central operation platform 10, guide grooves 13.2 are formed in the tops of the front and back walking rails 13 along the trend of the front and back walking rails, the moving rollers 11 are located in the guide grooves 13.2, the two moving rollers 11 which are bilaterally symmetrically arranged are connected through a connecting shaft, the connecting shaft is connected with a platform controller 17, the platform controller 17 drives the connecting shaft to rotate so as to drive the moving rollers 11 to rotate, and the central operation platform 10 moves back and forth, so that.
And a pump pipe pressing buffer cushion 15 is arranged between the movable pump pipe 1 and the fixed plate 6, so that the stability of the movable pump pipe 1 during pressurized perfusion is ensured.
The horizontal sections of the pump pipe connector 3 and the foldable flexible connecting pipe 2 and the horizontal sections of the foldable flexible connecting pipe 2 and the movable pump pipe 1 are detachably communicated through a pump pipe connecting buckle, and the same pump pipe connector 3 and the same concrete pump truck are also detachably communicated through a pump pipe connecting buckle; the free end of the inclined section of the movable pump pipe 1 is also detachably inserted into the filling window through a pump pipe connecting buckle, so that the reliability of connection between fastening pipelines is guaranteed, and the movable pump pipe is convenient to install and detach.
The first port 3.1 and the second port 3.2 of the pump tube connector 3 are both detachably connected with the central operation platform 10 through a fixing plate 6; the trolley main body 5.1 of the movable trolley 5 is also detachably connected with the movable pump pipe 1 through a fixed plate 6; the fixed plate 6 is connected with the central operating platform 10 and the trolley main body 5.1 through bolts, so that the installation and the disassembly are convenient.
The inclined section of the movable pump pipe 1 is randomly bent around the horizontal section.
The third port 3.3 of the pump tube connector 3 communicates with the dome irrigation window 21 via a conduit.
The equipment is positioned in a template of the tunnel, and the upper and lower walking rails 12 of the equipment are firmly welded with a main truss 18 of a trolley 19.
The utility model discloses an application, as shown in 5-6:
1. in-place: firstly, positioning the trolley 19 in place, and fixing the equipment and the trolley 19;
2. pouring side wall pouring window 20: the side wall concrete pouring adopts a mode of synchronously pouring the concrete from bottom to top from the poured lining end to the left and right of the palm face side by side
a) Firstly, two foldable flexible connecting pipes 2 are respectively communicated with a first port 3.1 and a second port 3.2 of a pump pipe connector 3, a third port 3.3 is firmly plugged, and a fourth port 3.4 is communicated with a concrete pump truck;
b) the central operation platform 10 is controlled by the platform controller 17 to move up and down and back and forth to the first window of the bottom side wall pouring window, the platform controller 17 controls the displacement adjusting device 4 to extend to drive the movable trolley 5 to enable the movable pump pipe 1 to move towards two sides until the tail end of the movable pump pipe 1 is inserted into the first window of the bottom side wall pouring window (short-distance pouring is achieved), concrete is poured, and the pouring window is closed after the concrete is poured to the bottom end of the window; the contraction displacement adjusting device 4 drives the movable trolley 5 to move towards the center, the platform controller 17 controls the central operation platform 10 to move back and forth to the next bottom side wall pouring window, the platform controller 17 controls the displacement adjusting device 4 to extend until the tail end of the movable pump pipe 1 is inserted into the next window of the bottom side wall pouring window, concrete is poured, and the pouring window is closed after the concrete is poured to the bottom end of the window; the circulation is carried out, the bottom side wall pouring windows are poured in sequence (in the process of pouring concrete window by window, a manual vibrating rod is adopted to vibrate the poured concrete in the pouring windows to ensure the pouring quality);
c) the contraction displacement adjusting device 4 drives the movable trolley 5 to move towards the center, the platform controller 17 controls the central operation platform 10 to move up and down and back and forth to a first window of the side wall pouring windows of the next layer, and the side wall pouring windows of the next layer are poured one by one like the side wall pouring windows of the bottom layer;
d) thus, synchronously pouring the side wall pouring windows layer by layer left and right one by one layer;
3. pour dome pour window 21: the vault concrete pouring adopts a mode of pouring from the poured lining end to the tunnel face direction window by window
a) After the side wall concrete pouring is finished, the foldable flexible connecting pipe 2 is disconnected from the first port 3.1 and the second port 3.2 of the pump pipe connector 3, the first port 3.1 and the second port 3.2 are firmly plugged, and the plug of the third port 3.3 is opened;
b) the platform controller 17 controls the central operation platform 10 to move up and down and back and forth until the third port 3.3 moves to the position below the first vault filling window, the third port 3.3 is communicated with the first vault filling window for filling concrete, the filling window is closed after the concrete is filled to the bottom end of the window, the platform controller 17 controls the central operation platform 10 to move back and forth until the third port 3.3 moves to the position below the next vault filling window, the third port 3.3 is communicated with the next vault filling window for filling concrete, the filling window is closed after the concrete is filled to the bottom end of the window, and thus the vault filling windows are filled one by one.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (7)
1. The utility model provides a two lining concrete in tunnel left and right sides are synchronous to make a hole filling equipment which characterized in that: a movable pump pipe (1), a movable trolley (5), a displacement adjusting device (4) and an upper and lower walking track (12) are arranged along the central line (14) in a bilateral symmetry manner;
the movable pump pipe (1), the said movable pump pipe (1) includes horizontal section and slope section, the horizontal section communicates with slope section, the free end of the slope section is inserted in the perfusion window removably;
the movable trolley (5) comprises a trolley main body (5.1) and wheels (5.2) for driving the trolley to move, and the trolley main body (5.1) is detachably connected with the horizontal section of the movable pump pipe (1);
the four upper and lower walking rails (12) are symmetrically arranged in a front-back and left-right manner, a front-back walking rail (13) is respectively connected between the two upper and lower walking rails (12) on the left side and the right side in a sliding manner, and the front-back walking rail (13) moves up and down along the upper and lower walking rails (12); the top parts of the two front and rear travelling rails (13) are spanned with a central operating platform (10), the central operating platform (10) is connected with the front and rear travelling rails (13) in a sliding manner, and the central operating platform (10) moves back and forth along the front and rear travelling rails (13);
the trolley comprises a central operation platform (10), wherein a through hole and a trolley walking track (8) used for moving a trolley (5) to move left and right are arranged on the central operation platform (10), and wheels (5.2) are positioned in the trolley walking track (8) and move along the trolley walking track (8); the top of the central operation platform (10) is connected with a displacement adjusting device (4), and the displacement adjusting device (4) is connected with one end of a trolley main body (5.1) of the mobile trolley (5) and used for driving the mobile trolley (5) to move left and right on the central operation platform (10); the top of the central operation platform (10) is detachably connected with a pump pipe connector (3), the pump pipe connector (3) is of a cross-shaped tubular structure, the pump pipe connector (3) comprises a first port (3.1), a second port (3.2), a third port (3.3) and a fourth port (3.4), the fourth port (3.4) penetrates through a through hole of the central operation platform (10) and is detachably communicated with a concrete pump truck for pouring concrete, and the first port (3.1) and the second port (3.2) are detachably communicated with a horizontal section of the movable pump pipe (1) through a foldable flexible connecting pipe (2).
2. The tunnel secondary lining concrete left-right synchronous window-by-window pouring equipment according to claim 1, characterized in that: the displacement adjusting device (4) is an oil cylinder, a piston rod of the oil cylinder is connected with a trolley main body (5.1) of the mobile trolley (5), the oil cylinder is controlled by a platform controller (17), and the platform controller (17) is fixed at the top of the central operating platform (10).
3. The tunnel secondary lining concrete left-right synchronous window-by-window pouring equipment according to claim 2, characterized in that: the front and rear traveling rails (13) move up and down along the upper and lower traveling rails (12) through an up-down moving device, and the up-down moving device comprises a traveling gear (16) and a tooth groove (7);
the bottom of the front and rear walking rails (13) is provided with two walking gears (16) along the trend, the two walking gears (16) at the bottom of the front and rear walking rails (13) are connected through a connecting shaft, the connecting shaft is connected with the platform controller (17), the platform controller (17) drives the connecting shaft to rotate so as to drive the walking gears (16) to rotate, the bottom of the front and rear walking rails (13) is fixedly provided with a connecting groove (13.1) used for being connected with the connecting shaft, and the connecting shaft is positioned in the connecting groove (13.1) and is connected through a bearing (9); tooth grooves (7) are formed in the upper and lower traveling rails (12) along the trend of the upper and lower traveling rails, and the tooth grooves (7) are meshed with the traveling gears (16) to realize that the front and rear traveling rails (13) move up and down along the upper and lower traveling rails (12).
4. The tunnel secondary lining concrete left-right synchronous window-by-window pouring equipment according to claim 3, characterized in that: the center operation platform (10) moves back and forth along the front and back walking rails (13) through a back-and-forth moving device, the back-and-forth moving device comprises four moving rollers (11), every two of the moving rollers (11) are fixed at the bottom of the center operation platform (10) in bilateral symmetry, guide grooves (13.2) are formed in the top of the front and back walking rails (13) along the trend of the top, the moving rollers (11) are located in the guide grooves (13.2), the moving rollers (11) arranged in the bilateral symmetry are connected through connecting shafts, the connecting shafts are connected with a platform controller (17), and the platform controller (17) drives the connecting shafts to rotate so as to drive the moving rollers (11) to rotate.
5. The tunnel secondary lining concrete left-right synchronous window-by-window pouring equipment according to any one of claims 1-4, wherein: the horizontal sections of the pump pipe connector (3) and the foldable flexible connecting pipe (2) and the horizontal sections of the foldable flexible connecting pipe (2) and the movable pump pipe (1) are detachably communicated through a pump pipe connecting buckle, and the same pump pipe connector (3) and the concrete pump truck are also detachably communicated through a pump pipe connecting buckle; the free end of the inclined section of the movable pump pipe (1) is also detachably inserted into the perfusion window through a pump pipe connecting buckle.
6. The tunnel secondary lining concrete left-right synchronous window-by-window pouring equipment according to claim 5, characterized in that: the first port (3.1) and the second port (3.2) of the pump tube connector (3) are both detachably connected with the central operation platform (10) through a fixing plate (6); the trolley main body (5.1) of the mobile trolley (5) is also detachably connected with the mobile pump pipe (1) through a fixing plate (6); the fixed plate (6) is connected with the central operating platform (10) and the trolley main body (5.1) through bolts.
7. The tunnel secondary lining concrete left-right synchronous window-by-window pouring equipment according to claim 6, characterized in that: a pump pipe pressing buffer pad (15) is arranged between the movable pump pipe (1) and the fixed plate (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021000069.1U CN212671807U (en) | 2020-06-04 | 2020-06-04 | Tunnel two lining concrete left and right synchronization is by window filling equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021000069.1U CN212671807U (en) | 2020-06-04 | 2020-06-04 | Tunnel two lining concrete left and right synchronization is by window filling equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212671807U true CN212671807U (en) | 2021-03-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021000069.1U Active CN212671807U (en) | 2020-06-04 | 2020-06-04 | Tunnel two lining concrete left and right synchronization is by window filling equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212671807U (en) |
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2020
- 2020-06-04 CN CN202021000069.1U patent/CN212671807U/en active Active
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