CN217046854U - Formula of sinking utility tunnel prefabricated system - Google Patents
Formula of sinking utility tunnel prefabricated system Download PDFInfo
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- CN217046854U CN217046854U CN202123089977.XU CN202123089977U CN217046854U CN 217046854 U CN217046854 U CN 217046854U CN 202123089977 U CN202123089977 U CN 202123089977U CN 217046854 U CN217046854 U CN 217046854U
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Abstract
The utility model relates to a prefabricated technical field of piping lane festival section provides a prefabricated system of formula of sinking utility tunnel, including foundation ditch, one set of mould at least, carry corridor machine and portal crane. The mould is all set up in the foundation ditch, and the top of mould and the top parallel and level of foundation ditch or be less than the top of foundation ditch. When carrying out utility tunnel prefabrication, the top parallel and level of the height of piping lane festival section and mould, the top surface of prefabricated piping lane festival section and the top parallel and level of foundation ditch or be less than the top of foundation ditch, perhaps the top of piping lane festival section and ground parallel and level or be less than ground, carry the gallery machine and portal crane and all set up subaerial at the foundation ditch top, because the mould is whole to be set up in the foundation ditch, consequently, can reduce the height of carrying gallery machine and portal crane.
Description
Technical Field
The utility model relates to a prefabricated technical field of piping lane festival section especially relates to a prefabricated system of formula of sinking utility tunnel.
Background
The urban comprehensive pipe gallery has the advantages of guaranteeing the safety of municipal pipelines, improving the underground space utilization rate, beautifying the urban environment, avoiding repeated excavation of the road surface and the like, and is a requirement for novel urbanization development. Along with the popularization of the pipe gallery prefabrication and assembly construction process in the urban comprehensive pipe gallery, the pipe gallery construction gradually moves towards the directions of standardization, modularization and industrialization.
At present, the mould that utility tunnel prefabrication used generally sets up subaerial, and the height of mould and prefabricated pipe gallery festival section is higher, consequently carries out the lifting corridor machine of hoist and carry out the portal crane of hoist and mount to the steel reinforcement cage to the pipe gallery festival section highly also must be higher, leads to lifting corridor machine and portal crane's volume great, causes inconvenience to the transportation, the equipment etc. of lifting corridor machine and portal crane.
SUMMERY OF THE UTILITY MODEL
The utility model provides a prefabricated system of formula of sinking utility tunnel for solve among the prior art because the mould setting that is used for prefabricated utility tunnel is subaerial, consequently carry out the gallery machine of hoist and carry out the portal crane of hoist and mount to the steel reinforcement cage to the piping lane segment height also must be higher, the volume that leads to gallery machine and portal crane is great, to the transportation of gallery machine and portal crane, the defect that the equipment etc. led to the fact inconvenience, the realization is in the underground with the mould setting, reduce the height of mould and prefabricated piping lane segment, and then reduce the effect of the height of gallery machine and portal crane.
The utility model provides a prefabricated system of formula of sinking utility tunnel, include: a foundation pit; the mould is arranged in the foundation pit, and the top of the mould is flush with or lower than the top of the foundation pit; the gallery lifting machine spans the top of the foundation pit and is used for lifting the pipe gallery sections; and the gantry crane spans the top of the foundation pit and is used for hoisting the reinforcement cage.
According to the utility model provides a pair of formula of sinking utility tunnel prefabricated system, the mould includes: the pedestal is arranged at the bottom of the foundation pit; the pair of side dies are positioned at the top of the pedestal and distributed on two sides of the pedestal along the length direction, and the pair of side dies can move towards or away from the pedestal; the pair of end dies are positioned at the top of the pedestal and distributed on two sides of the pedestal in the width direction, and at least one end die can move towards the direction close to or far away from the pedestal; the inner die is arranged above the pedestal and can move towards the direction close to or far away from the pedestal along the horizontal direction.
According to the utility model provides a pair of formula of sinking utility tunnel prefabricated system, follow in the foundation ditch one side of the width direction of foundation ditch is provided with a first retaining wall, and works as when the quantity of mould is greater than one set, many sets the mould is followed the length direction of first retaining wall distributes, every set one of them of mould the end mould is installed on the first retaining wall.
According to the utility model provides a pair of prefabricated system of formula of sinking utility tunnel, still be provided with a first supporting wall in the foundation ditch, the mould is kept away from first retaining wall one side the end mould is installed on the first supporting wall, just the end mould with be provided with a drive arrangement between the first supporting wall, a drive arrangement is used for the drive the end mould is to being close to or keeping away from the direction of first retaining wall is removed.
According to the utility model provides a pair of prefabricated system of formula of sinking utility tunnel, first retaining wall with the position that the centre form corresponds is provided with the confession the first passageway that the centre form passed.
According to the utility model provides a pair of formula of sinking utility tunnel prefabricated system, follow in the foundation ditch the width direction's of foundation ditch both sides are provided with a second fender soil wall respectively, and work as the mould is including many to the time, every right the mould is followed the width direction symmetric distribution of foundation ditch is many right the mould is followed the length direction of second fender soil wall distributes, every right two that the mould was kept away from each other the end mould is installed two respectively on the second keeps off the soil wall, every right the mould only includes one set the centre form, one set the centre form is two remove between the pedestal.
According to the utility model provides a pair of prefabricated system of formula of sinking utility tunnel two intermediate position between the retaining wall is provided with second supporting wall, and is every right two that the mould is close to each other the end mould sets up respectively the both sides of second supporting wall, the end mould with still be provided with second drive arrangement between the second supporting wall.
According to the utility model provides a pair of prefabricated system of formula of sinking utility tunnel, second supporting wall includes two, and is every right the mould is close to two each other the end mould sets up two respectively the both sides that second supporting wall kept away from each other, and two still be provided with strutting arrangement between the second supporting wall.
According to the utility model provides a pair of prefabricated system of formula of sinking utility tunnel, second retaining wall with the position that the centre form corresponds is provided with the confession the second passageway that the centre form passed.
According to the utility model provides a pair of formula of sinking utility tunnel prefabricated system, the span of portal frame is greater than the width of foundation ditch and steel reinforcement cage's width sum.
The utility model provides a prefabricated system of formula of sinking utility tunnel, including foundation ditch, one set of mould at least, carry corridor machine and portal crane. The mould is all set up in the foundation ditch, and the top of mould and the top parallel and level of foundation ditch or be less than the top of foundation ditch. When carrying out utility tunnel prefabrication, the portal crane is hoist the steel reinforcement cage by ground on the pedestal in the foundation ditch, and after the prefabrication was accomplished, the top parallel and level of the height of piping lane festival section and mould, the top surface of prefabricated piping lane festival section and the top parallel and level of foundation ditch or be less than the top of foundation ditch, perhaps the top of piping lane festival section and ground parallel and level or be less than ground. When the pipe gallery segment reaches the hoisting strength, the pipe gallery segment is hoisted to the ground by the hoisting machine. Because the mould all is located the foundation ditch, the prefabrication process of piping lane is whole to be gone on underground, has reduced the absolute height after the prefabrication of piping lane festival section is accomplished to the initial height of lifting by crane machine and portal crane reduces, and then can reduce the height of lifting by crane machine and portal crane.
Drawings
In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a sectional view of a submerged utility tunnel prefabrication system provided with a first retaining wall on one side of a foundation pit;
fig. 2 is a top view of the sinking utility tunnel prefabrication system provided with a first retaining wall at one side of the foundation pit;
fig. 3 is a sectional view of the sinking type comprehensive pipe gallery prefabricating system provided with second retaining walls on two sides of the foundation pit;
fig. 4 is a top view of the sinking type comprehensive pipe gallery prefabricating system provided by the utility model and having second retaining walls on two sides of the foundation pit;
reference numerals:
1: a foundation pit; 2: a corridor lifting machine; 3: a gantry crane;
4: a pedestal; 5: performing side die; 6: end die;
7: a first retaining wall; 8: a first support wall; 9: a first driving device;
10: a second retaining wall; 11: a second support wall; 12: a second driving device;
13: the buttress rib plate.
Detailed Description
To make the objects, technical solutions and advantages of the present invention clearer, the drawings of the present invention are combined to clearly and completely describe the technical solutions of the present invention, and obviously, the described embodiments are 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 efforts belong to the protection scope of the present invention.
The present invention will be described with reference to fig. 1 to 4, wherein the system for prefabricating a sunken utility tunnel is described.
The utility model provides a prefabricated system of formula of sinking utility tunnel, including foundation ditch 1, one set at least mould, carry gallery machine 2 and portal crane 3.
The foundation pit 1 is a pit body which is excavated downwards along the vertical direction by taking the ground as a reference surface, and the foundation pit 1 can be in a cuboid shape.
The following six sets of moulds are taken as an example and are right the utility model provides a prefabricated system of formula of sinking utility tunnel explains. Of course, the number of the molds is not limited to six, one set, two sets, three sets and the like, and the number of the molds is within the protection range of the present invention as long as the number of the molds that can be reached by the capacity is within the range of the present invention.
First, the structure of a mold will be described, which includes four parts, each of which includes a pedestal 4, a pair of side molds 5, a pair of end molds 6, and at least one inner mold.
The pedestal 4 is a processing platform of the pipe gallery segment, and is used as a bottom die of the pipe gallery segment for forming the bottom surface of the pipe gallery segment.
The side dies 5 comprise a pair of side dies 5, the pair of side dies 5 are two side dies 5 with the same structure, the two side dies 5 are symmetrically arranged along the length direction of the pedestal 4 and are respectively arranged on two sides of the pedestal 4 along the length direction, the two side dies 5 are oppositely arranged and are both positioned at the top of the pedestal 4, and when the side dies 5 are installed in place, the bottoms of the side dies 5 are contacted with the top of the pedestal 4. The side die 5 can move towards the direction close to or away from the pedestal 4, before the pipe gallery section is prefabricated, the side die 5 moves towards the direction close to the pedestal 4 and moves to the working position, and after the pipe gallery section is prefabricated, the side die 5 moves towards the direction away from the pedestal 4 for demoulding.
The centre form includes at least one, and the quantity of centre form is decided by the corridor quantity of piping lane segment, and for example when the piping lane segment is four corridor piping lanes, the quantity of centre form is four. Before prefabricating the piping lane segment, 4 tops of pedestal are hoisted at first with steel reinforcement cage to gantry crane 3, then the centre form passes end mould 6 and moves 4 tops of pedestal along the width direction of pedestal 4, the both ends of centre form respectively with the medial surface parallel and level of two end moulds 6, after the prefabrication is accomplished, the centre form shifts out along the width direction of end mould 6 again.
The foundation pit 1 is set in two ways, one of which is to set a first retaining wall 7 only on one side along the width direction of the foundation pit 1, and the other of which is to set a second retaining wall 10 on each of the two sides along the width direction of the foundation pit 1.
For the first type, only one side of the foundation pit 1 in the width direction is provided with the first retaining wall 7, at this time, the number of the molds is six, the six molds are distributed along the length direction of the first retaining wall 7, one end mold 6 of each mold is installed on the first retaining wall 7, the end mold 6 is positioned at the top of the pedestal 4, and the bottom of the end mold 6 is in sealing contact with the top of the pedestal 4.
And the other end mould 6 of the moulds is arranged on one side of the foundation pit 1 along the width direction and far away from the first retaining wall 7, and on the side, a first supporting wall 8 for supporting the end mould 6 is arranged in the foundation pit 1, and the first supporting wall 8 and the first retaining wall 7 are arranged in parallel and are both vertical to the pedestal 4. Still be provided with first drive arrangement 9 between end mould 6 and first supporting wall 8, first drive arrangement 9 is used for driving end mould 6 to the direction removal that is close to or keeps away from first retaining wall 7 to make end mould 6 move to the work position, or drive end mould 6 and carry out the drawing of patterns. The first driving device 9 may be a hydraulic cylinder.
The end mould 6 of each set of mould is provided with a channel for the inner mould to pass through, therefore, a first channel for the inner mould to pass through is also arranged at the position of the first supporting wall 8 corresponding to the channel on the end mould 6.
The side dies 5 are all arranged on the pedestal 4, and a hydraulic oil cylinder for driving the side dies 5 to move is also arranged between the side dies 5 and the pedestal 4.
The width of foundation ditch 1 needs to satisfy at least when the prefabricated back that bends of piping lane festival section, and the centre form can be followed the horizontal direction and shifted out the required space of piping lane festival section.
For the second type, two second retaining walls 10 are respectively arranged on two sides in the width direction of the foundation pit 1, at the moment, two of six molds are a pair and divided into three pairs, and each pair of molds comprises two pairs of side molds 5, two pairs of end molds 6, a pair of pedestals 4 and a set of internal molds. Each pair of dies is symmetrically arranged along the width direction of the foundation pit 1, and the three pairs of dies are distributed along the length direction of the foundation pit 1.
Two end molds 6 which are far away from each other in each pair of molds are respectively arranged on the inner side surfaces of two second soil retaining walls 10, and the second soil retaining walls 10 are used for supporting the two end molds 6. Two pairs of side molds 5 are respectively provided on both sides of the corresponding pedestal 4 in the length direction. A pair of mould only sets up one set of centre form, and one set of centre form is shared to two sets of moulds, when carrying out the prefabrication of piping lane segment on left side pedestal 4, the centre form moves to left and carries out work on left pedestal 4. After the prefabrication of the pipe gallery section on left side pedestal 4 was accomplished, the centre form moved to right and carried out work on the pedestal 4 on right side, and the pipe gallery section on the left pedestal 4 this moment got into the maintenance stage, when the pipe gallery section on left side pedestal 4 reached and lifted by crane the requirement, carried the gallery machine 2 to hang away the pipe gallery section on left side pedestal 4, the centre form that is located in the right side pipe gallery section moved left and carried out the prefabrication of pipe gallery section on left pedestal 4 again above left pedestal 4, so reciprocal.
For the two end forms 6 adjacent to each other in each set of the molds, a second supporting wall 11 is provided at a middle position between the two second soil retaining walls 10, and the two end forms 6 are respectively provided at both sides of the second supporting wall 11. A second driving device 12 is further disposed between the two end molds 6 and the second supporting wall 11, and the second driving device 12 may also be a hydraulic cylinder for driving the end molds 6 to move toward or away from the corresponding pedestals 4.
In a further embodiment, there may be two second supporting walls 11, two second supporting walls 11 form a U-shaped structure with the pedestal 4, two second supporting walls 11 are arranged in parallel and are parallel to the second retaining wall 10, and the two end molds 6 of each pair of molds that are close to each other are respectively arranged on two sides of the two second supporting walls 11 that are far away from each other.
A supporting device is further arranged between the two second supporting walls 11, the supporting device can be a supporting rod, the two second supporting walls 11 bear pressure in the direction away from the corresponding pedestal 4, and the supporting rod can provide supporting force for the two second supporting walls 11, so that the supporting device is firmer and more reliable.
Similarly, a second passage through which the inner form passes when moving in the horizontal direction is also provided at a position of the second retaining wall 10 corresponding to the inner form.
In order to strengthen the strength of the first retaining wall 7 and the second retaining wall 10, a buttress rib plate 13 can be arranged on one side of the first retaining wall 7 or the second retaining wall 10 away from the pedestal 4, and the buttress rib plate 13 can be of a triangular structure. The buttress rib 13 can also be provided in plurality, and a plurality of buttress ribs 13 can extend along the length direction of the first retaining wall 7 or the second retaining wall 10.
Hereinafter, the case of setting two second retaining walls 10 and prefabricating the pipe gallery with one pair of molds is taken as an example to explain the prefabricating process of the pipe gallery, and the working process principle of prefabricating the pipe gallery with other molds is the same, which is not described herein again.
Firstly, the side die 5 and the end die 6 at the edge of the left pedestal 4 move towards the direction close to the pedestal 4 and are installed at a working position, the gantry crane 3 hoists the steel reinforcement cage on the ground onto the left pedestal 4, the inner die moves to the upper side of the pedestal 4 to the left, concrete pouring is started, after the pouring is completed, when the prefabricated pipe gallery section meets the demoulding requirement, the end die 6, the two side dies 5 and the inner die which are far away from one side of the second soil retaining wall 10 perform demoulding operation, and the pipe gallery section starts maintenance.
Then, the side form 5 and the end form 6 that are located the pedestal 4 edge on right side move to the direction that is close to pedestal 4 and install the work position, portal crane 3 will be located subaerial steel reinforcement cage hoist and mount to pedestal 4 on right side, the centre form moves to the right side 4 top of pedestal, begin concreting, pour and accomplish the back, when the prefabricated pipe gallery segment reaches the drawing of patterns requirement, keep away from end form 6, two side forms 5 and the centre form of second retaining wall 10 one side and carry out drawing of patterns work, the pipe gallery segment begins to maintain.
Treat that left pipe gallery segment reaches when lifting by crane the requirement, carry the gallery machine 2 and hoist the pipe gallery segment on with left side pedestal 4 and place the district to the pipe gallery segment, left side pedestal 4 is idle, prepares to carry out the pipe gallery segment prefabrication work of next stage, so reciprocal circulation.
Because the terminal surface of prefabricated piping lane segment need set up the waterstop, one of them terminal surface need set up the stagnant water trough of belt, and set up end mould 6 and the second retaining wall 10 rigidity on second retaining wall 10, unable removal, consequently, will not set up the end mould 6 of stagnant water trough of belt and set up on second retaining wall 10, the end mould 6 that is provided with the stagnant water trough of belt sets up on second supporting wall 11, during the drawing of patterns, the end mould 6 that is provided with the stagnant water trough of belt can be to the direction horizontal migration drawing of patterns of keeping away from the piping lane segment.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications or substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. The utility model provides a prefabricated system of formula of sinking utility tunnel which characterized in that includes:
a foundation pit;
the mould is arranged in the foundation pit, and the top of the mould is flush with or lower than the top of the foundation pit;
the gallery lifting machine spans the top of the foundation pit and is used for lifting the pipe gallery sections;
and the gantry crane spans the top of the foundation pit and is used for hoisting the reinforcement cage.
2. The sunken utility tunnel prefabrication system of claim 1, wherein the mold includes:
the pedestal is arranged at the bottom of the foundation pit;
the pair of side dies are positioned at the top of the pedestal and distributed on two sides of the pedestal along the length direction, and the pair of side dies can move towards the direction close to or away from the pedestal;
the pair of end dies are positioned at the top of the pedestal and distributed on two sides of the pedestal in the width direction, and at least one end die can move towards the direction close to or far away from the pedestal;
the inner die is arranged above the pedestal and can move towards the direction close to or far away from the pedestal along the horizontal direction.
3. The sunk utility tunnel prefabrication system of claim 2, wherein a first retaining wall is provided in the pit at one side in the width direction of the pit, and when the number of the molds is more than one, a plurality of sets of the molds are distributed along the length direction of the first retaining wall, and one of the end molds of each set of the molds is installed on the first retaining wall.
4. The sunk utility tunnel prefabrication system defined in claim 3, wherein a first support wall is further provided in the foundation pit, the end forms on the side of the mould remote from the first retaining wall are mounted on the first support wall, and a first driving means is provided between the end forms and the first support wall for driving the end forms to move in a direction towards or away from the first retaining wall.
5. The submerged comprehensive pipe gallery prefabricating system according to claim 4, wherein a first channel through which the inner die passes is provided at a position of the first retaining wall corresponding to the inner die.
6. The sinking type comprehensive pipe gallery prefabricating system according to claim 2, wherein a second soil retaining wall is respectively arranged on two sides of the foundation pit in the width direction, when the molds comprise a plurality of pairs, each pair of the molds are symmetrically distributed in the width direction of the foundation pit, a plurality of pairs of the molds are distributed in the length direction of the second soil retaining wall, two end molds, far away from each other, of each pair of the molds are respectively installed on the two second soil retaining walls, each pair of the molds only comprises one set of the inner molds, and one set of the inner molds moves between the two pedestals.
7. The system for prefabricating a sunken utility tunnel according to claim 6, wherein a second supporting wall is provided at a middle position between two retaining walls, two end forms of each pair of the molds which are close to each other are respectively provided at both sides of the second supporting wall, and a second driving means is further provided between the end forms and the second supporting wall.
8. The system according to claim 7, wherein the second supporting walls comprise two, the two end forms of each pair of the molds close to each other are respectively disposed at two sides of the second supporting walls far away from each other, and a supporting device is further disposed between the second supporting walls.
9. The system of claim 8, wherein a second channel for the inner mold to pass through is formed in a position of the second retaining wall corresponding to the inner mold.
10. The submerged utility tunnel prefabrication system of claim 1, wherein the span of the gantry crane is greater than the sum of the width of the foundation pit and the width of the reinforcement cage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123089977.XU CN217046854U (en) | 2021-12-10 | 2021-12-10 | Formula of sinking utility tunnel prefabricated system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123089977.XU CN217046854U (en) | 2021-12-10 | 2021-12-10 | Formula of sinking utility tunnel prefabricated system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217046854U true CN217046854U (en) | 2022-07-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123089977.XU Active CN217046854U (en) | 2021-12-10 | 2021-12-10 | Formula of sinking utility tunnel prefabricated system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217046854U (en) |
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2021
- 2021-12-10 CN CN202123089977.XU patent/CN217046854U/en active Active
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