CN212670353U - Culvert arch ring construction equipment - Google Patents
Culvert arch ring construction equipment Download PDFInfo
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- CN212670353U CN212670353U CN202021212119.2U CN202021212119U CN212670353U CN 212670353 U CN212670353 U CN 212670353U CN 202021212119 U CN202021212119 U CN 202021212119U CN 212670353 U CN212670353 U CN 212670353U
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- trolley
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- arch ring
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- 238000010276 construction Methods 0.000 title claims abstract description 51
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 7
- 239000010959 steel Substances 0.000 claims abstract description 7
- 238000009415 formwork Methods 0.000 claims description 58
- 230000002146 bilateral effect Effects 0.000 claims description 4
- 238000009435 building construction Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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Abstract
The utility model relates to a building construction equipment field especially relates to culvert arch ring construction equipment. The trolley comprises a trolley with a square frame structure, a template and a jacking system, wherein a plurality of moving wheels are arranged at the bottom of the trolley; a template is arranged above the trolley body and is installed on the top surface of the trolley through a jacking system; the template is an arc-shaped steel panel, a plurality of templates are sequentially arranged in the left and right direction to form a group, the templates in the group are tightly connected and spliced to form an inner mold of the culvert arch ring, and the joints among the templates are hinged; the jacking system comprises a plurality of hydraulic cylinders which are arranged at intervals from left to right, one end of each hydraulic cylinder is arranged on the top surface of the trolley, and the other end of each hydraulic cylinder is hinged with the template; each template is connected with at least one hydraulic cylinder of the jacking body system; the jacking systems are arranged in at least two groups in the front-back direction of the template. Through above mode, can effectively reduce the time of setting up and disassembling of centre form when constructing the culvert arch ring, improve the construction speed greatly, reduce the manpower and use.
Description
Technical Field
The utility model relates to a building construction equipment field especially relates to a culvert arch ring construction equipment.
Background
The construction of the culvert of the expressway is always the key point in engineering construction, and the construction of the culvert influences the efficiency of roadbed construction; and the arch ring of the arch culvert is always a high-safety risk point for highway construction and has extremely low construction efficiency, and how to ensure the safety of life and property of constructors and construct efficiency is a big problem faced by a plurality of super projects.
In the construction of the existing culvert arch ring, an inner template of the arch ring is temporarily supported by a full red support. However, the speed of erecting the full red support is slow, and the full red support below needs to be completely dismantled before formwork dismantling operation is performed after construction is completed, and then the full red support is transported to the next construction position to be erected again. Need use the template, building consumptive materials such as scaffold frame are many, and turnover efficiency is lower moreover.
SUMMERY OF THE UTILITY MODEL
This utility model culvert arch ring construction equipment.
The technical problem to be solved is that: the traditional construction efficiency of erecting the scaffold for culvert arch ring construction is low.
In order to solve the technical problem, the utility model discloses culvert arch ring construction equipment adopts following scheme. The culvert arch ring construction equipment comprises a trolley with a square frame structure and a template jacking system, wherein a plurality of moving wheels are arranged at the bottom of the trolley; a template is arranged above the trolley body and is installed on the top surface of the trolley through a jacking system; the template is an arc-shaped steel panel, a plurality of templates are sequentially arranged in the left and right direction to form a group, the templates in the group are tightly connected and spliced to form an inner mold of the culvert arch ring, and the joints among the templates are hinged; the jacking system comprises a plurality of hydraulic cylinders which are arranged at intervals from left to right, one end of each hydraulic cylinder is arranged on the top surface of the trolley, and the other end of each hydraulic cylinder is hinged with the template; each template is connected with at least one hydraulic cylinder of the jacking body system; the jacking systems are arranged in at least two groups in the front-back direction of the template.
Preferably, the hydraulic cylinder of the jacking system comprises a fixed hydraulic cylinder and a rotary hydraulic cylinder, the fixed hydraulic cylinder is positioned among the hydraulic cylinders, one end of the fixed hydraulic cylinder is fixedly arranged on the trolley, and the other end of the fixed hydraulic cylinder is connected with a middle template; the rest of the hydraulic cylinders are positioned on the two sides, one end of each hydraulic cylinder is hinged to the trolley, and the other end of each hydraulic cylinder is connected with the templates on the two sides.
Preferably, a set of templates comprises three templates which are arranged in bilateral symmetry, the middle template is connected with a plurality of fixed hydraulic cylinders of the jacking system, and the templates on two sides are respectively connected with a rotary hydraulic cylinder.
Preferably, the length of the two side templates is smaller than that of the middle template.
Preferably, the jacking system further comprises a horizontal hydraulic cylinder horizontally arranged in the left-right direction, and two ends of the horizontal hydraulic cylinder are respectively hinged to the two templates on the outermost side.
Preferably, the trolley is sequentially provided with a plurality of groups of templates from front to back, and each group of templates is installed on the trolley through at least two groups of jacking systems.
Preferably, the inner side of the template is provided with a reinforcing rib plate, the rib plate is provided with a connecting hole, and one end of the hydraulic cylinder is hinged with the connecting hole.
Preferably, the left side and the right side of the trolley are provided with vertical side templates, the side templates are connected to the trolley body through hydraulic cylinders, and the distance between the side templates and the trolley is adjustable.
Preferably, the lower part of the trolley is provided with a plurality of jacks which are supported downwards, and the jacks can lift the trolley through the supporting ground.
The utility model discloses culvert arch ring construction equipment compares with prior art, has following beneficial effect:
the utility model discloses a culvert arch ring construction equipment at first splices into a complete arch ring centre form through a plurality of templates, then on the top surface of jacking system installation platform truck was passed through to the template, the culvert arch ring that highly adapts to co-altitude of template can be adjusted to the jacking system. During construction, the whole culvert arch ring construction equipment is firstly moved to a construction position, then the height of the template is adjusted through the jacking system, and then the steel bars can be bound to lay the outer template. After the concrete meets the process requirements, the inner formwork is dismantled only by downwards moving the jacking system, the formwork connected with the jacking system can be separated from the formed concrete, and then the inner formwork is moved to the next construction position through the moving wheels on the trolley.
However, in the process that the jacking system moves downwards or the whole trolley moves outwards, the templates positioned on the left and right outermost sides are difficult to avoid scratching the side walls of the culvert, and further damage the templates of the culvert arch ring construction equipment.
Therefore, the utility model discloses a template once links together through articulated mode, then the jacking system includes the pneumatic cylinder that a plurality of left right directions intervals set up, and pneumatic cylinder one end is connected on the top surface other end of platform truck is connected to the template to at least link to each other with one of them pneumatic cylinder of a jacking system in every template. Meanwhile, the jacking system is provided with two groups for keeping the front and back directions of the template stable and avoiding the front and back heights of the template inconsistent.
Connect different templates respectively through a plurality of pneumatic cylinders and can carry out solitary control to every template, when demolising the culvert arch ring centre form, at first with the pneumatic cylinder shrink that two templates in the outside link to each other, the pneumatic cylinder that links to each other with the template in the middle of this moment does not move, so middle template does not take place to move, when the pneumatic cylinder shrink with the outermost template is connected, two templates in the outside will rotate with adjacent template relatively. Then the hydraulic cylinder is contracted from the outside to the inside in sequence, and the lengths of the left side and the right side of the inner mold formed by the templates are reduced. And then the jacking system moves downwards or the trolley integrally moves outwards, so that the template and the side wall have enough clearance and are not easy to scratch. And meanwhile, when the hydraulic cylinder of the jacking system contracts and moves from outside to inside in sequence, the templates are separated from the arch ring of the culvert from the outermost side to the inside in sequence, so that the separation difficulty of the templates is reduced.
Drawings
FIG. 1 is a front view of the culvert arch ring construction of the utility model;
fig. 2 is a cross-sectional view a-a of fig. 1.
Description of reference numerals: 1-trolley, 2-template, 3-jacking system, 3 a-fixed hydraulic cylinder, 3 b-rotating hydraulic cylinder, 3 c-horizontal hydraulic cylinder, 4-side template and 5-jack.
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.
In the present invention, unless otherwise specified, the use of directional words such as "left and right" generally refers to the left and right directions as shown with reference to fig. 1; "front and rear" generally means that the right side in fig. 2 is "front" and the left side is "rear", that is, the forward direction of the trolley 1 is "front" and the reverse direction of the forward direction is "rear"; "inner and outer" refer to the inner and outer relative to the profile of the components themselves. The present invention will be described in detail with reference to the accompanying drawings in conjunction with embodiments.
The problem of culvert arch ring inefficiency is solved in order to solve. The utility model provides arch ring construction equipment, which comprises a trolley 1 with a square frame structure, a template 2 and a jacking system 3, wherein the bottom of the trolley 1 is provided with a plurality of moving wheels; a template 2 is arranged above the trolley body, and the template 2 is installed on the top surface of the trolley 1 through a jacking system 3; the template 2 is an arc-shaped steel panel, a plurality of templates 2 are sequentially arranged in the left and right direction to form a group, the templates 2 in the group are tightly connected and spliced into an inner mold of the culvert arch ring, and the joints among the templates 2 are hinged; the jacking system 3 comprises a plurality of hydraulic cylinders which are arranged at intervals from left to right, one end of each hydraulic cylinder is arranged on the top surface of the trolley 1, and the other end of each hydraulic cylinder is hinged with the template 2; each template 2 is connected with at least one hydraulic cylinder of the jacking system; and at least two groups of jacking systems 3 are arranged in the front-back direction of the template 2.
In specific implementation, as shown in fig. 1 and 2, the trolley 1 is a frame structure formed by welding steel materials, is in a rectangular parallelepiped shape and is conveniently arranged in the culvert, and moving wheels are arranged below the trolley 1 to enable the trolley 1 to move in the culvert. The movable wheels are arranged in pairs in a bilateral symmetry mode, at least four pairs of front wheels and four pairs of rear wheels are arranged, and multiple pairs of movable wheels can be additionally arranged in the middle according to the length and the structural strength of the trolley 1. The top of the trolley 1 is provided with a jacking system 3, and the upper end of the jacking system 3 is connected with a template 2. The template 2 is circular arc steel face plate, and the surface of template 2 is the same with the internal surface radian of culvert, and template 2 includes a plurality ofly, splices into big circular arc about a plurality of templates 2 in proper order to this forms a section complete culvert arch ring inner formword, and the articulated connection between the left and right sides adjacent template 2.
As shown in fig. 1, the jacking system 3 comprises a plurality of hydraulic cylinders, one end of which is mounted on the upper surface of the trolley 1 and the other end of which is connected to an articulated mounting with the formwork 2. Because the formworks 2 are hingedly connected to each other, each formwork 2 requires support from a jacking system 3 to maintain position. Each formwork 2 is connected to at least one hydraulic cylinder of the jacking system 3. The formworks 2 need to be stable in the left-right direction shown in fig. 1 and also need to be horizontal in the front-back direction shown in fig. 2, so that at least two groups of jacking systems 3 are arranged in the front-back direction of the formworks 2, and hydraulic cylinders are respectively arranged in the front and back of the formworks 2 to be connected and positioned so as to ensure that the formworks 2 are not deviated in the horizontal direction.
The formworks 2 are to be kept stable in the left-right direction by being connected to the hydraulic cylinders of the jacking system 3 on the one hand, and being hinged to the adjacent formworks 2 on the other hand, so that one of the formworks 2 is required to be not only capable of being kept in place without depending on the positioning of the other formworks 2, but also to be the basis for the connection of the adjacent formworks 2. Meanwhile, when the hydraulic cylinder is contracted, the hydraulic cylinder is contracted from outside to inside in sequence, and the outer side template 4 is required to move firstly and then inwards in sequence. It is preferred that the centrally located formwork 2 serves as a foundation on which the position can be independently maintained. The hydraulic cylinder of the jacking system 3 comprises a fixed hydraulic cylinder 3a and a rotary hydraulic cylinder 3b, the fixed hydraulic cylinder 3a is positioned among the hydraulic cylinders, one end of the fixed hydraulic cylinder is fixedly arranged on the trolley 1, and the other end of the fixed hydraulic cylinder is connected with the middle template 2; the rest of the hydraulic cylinders 3b are positioned at the two sides, one end of each hydraulic cylinder 3b is hinged to the trolley 1, and the other end of each hydraulic cylinder 3b is connected with the templates 2 at the two sides. As shown in fig. 1, by connecting the fixed hydraulic cylinder 3a to the middle formwork 2, it is only necessary to connect any one of the hydraulic cylinders to the formwork 2 to keep the formwork 2 only capable of moving under the driving of the hydraulic cylinder, and the formwork 2 can be stabilized and fixed under the condition that the hydraulic cylinder is stabilized and then the other formworks 2 are positioned on the basis of the formwork 2.
As can be seen from the above, the number of templates 2 is not limited to be too large, and the number of templates 2 in a preferred set of templates 2 is 2 to 5. Further preferably, as shown in fig. 1, the set of formworks 2 includes three formworks 2 arranged in bilateral symmetry, the middle formwork 2 is connected with a plurality of fixed hydraulic cylinders 3a of the jacking system 3, and the formworks 2 on two sides are respectively connected with a rotating hydraulic cylinder 3 b. The middle formwork 2 is positioned by utilizing a plurality of fixed hydraulic cylinders 3a, then the formworks 2 on two sides are installed on the basis of hinging the middle formwork 2, and then the rotary hydraulic cylinders 3b are connected to control the movement of the formworks 4 on two sides.
During the construction of the arch ring, the closer the inner template is to the middle of the arch ring, the larger the force is, and the joint of the two templates 2 is easy to deform by being extruded by external force. The length of the formworks 2 of the both sides is smaller than that of the middle formwork 2 in order to maintain the stability of the whole formwork 2. The longest and largest template 2 is arranged in the middle, and the smaller templates 2 are arranged on the two sides, so that the stability of the structure is improved on the premise of not influencing the functions.
On the other hand, as shown in fig. 1 and fig. 2, the jacking system 3 further comprises a horizontal hydraulic cylinder 3c horizontally arranged in the left-right direction, and two ends of the horizontal hydraulic cylinder 3c are respectively hinged with the two templates 2 at the outermost sides. The structural stability of the two side formworks 4 when receiving pressure can be further improved by arranging the horizontal hydraulic cylinder 3 c.
In this case, in a further embodiment, when the number of the formworks 2 is even, the formworks 2 are arranged symmetrically left and right, and the middle position of the axis of symmetry is exactly the joint of the two formworks 2 in the middle. In this case, the fixed hydraulic cylinder 3a is hinged to the joint between the two middle formworks 2, and then each formwork 2 is connected to a rotary hydraulic cylinder 3 b. Corresponding to two formworks 2, can rely on the hydraulic cylinder to keep self stability without relying on other formworks 2 to provide support. This is an embodiment which differs from the embodiment shown in fig. 1 except for the position of the connection of the fixed hydraulic cylinder 3 a.
As shown in fig. 2, a plurality of sets of formworks 2 are sequentially arranged on the trolley 1 from front to back, and each set of formworks 2 is installed on the trolley 1 through at least two sets of jacking systems 3. The utility model discloses a culvert encircles circle construction equipment needs set up before the arch ring construction and targets in place, then just can put aside after the intensity of encircleing the circle reaches the designing requirement, and the arch ring length that once can support is the length of 1 cope match-plate pattern of platform truck 2 promptly. Therefore, the length of the formworks 2 needs to be increased by increasing the length of one construction, and the difficulty in manufacturing and transporting the formworks 2 is caused by the excessively long formworks 2, so that the formworks 2 are arranged in a plurality of groups, and are sequentially arranged on the trolley 1 from front to back. When the length of construction needs to be increased, the formwork 2 only needs to be additionally arranged on the trolley 1 under the condition that the length of the trolley 1 allows. Meanwhile, each group of templates 2 needs to be positioned, so that any one group of templates 2 at the front and the rear is arranged on the trolley 1 through at least two groups of jacking devices.
The inner side of the template 2 is provided with a reinforcing rib plate, the rib plate is provided with a connecting hole, and one end of the hydraulic cylinder is hinged with the connecting hole. The one end that pneumatic cylinder and template 2 are connected is the earrings of pneumatic cylinder, and the earrings is articulated through the round pin axle with the hinge hole. Because the round pin axle can be dismantled, so template 2 is for dismantling the connection with jacking system 3's pneumatic cylinder, when the culvert to different specifications is under construction, only need to replace for template 2 of different corresponding specifications install on jacking system 3 can.
When constructing the arch ring of the culvert, the construction operation of the cap is often required to be carried out at the same time, so that an inner template of the cap is prevented from being additionally erected. The left side and the right side of the trolley 1 are provided with vertical side templates 4, the side templates 4 are connected to the trolley body of the trolley 1 through hydraulic cylinders, and the distance between the side templates 4 and the trolley 1 is adjustable. As shown in fig. 1, the side form 4 can be driven by a hydraulic cylinder connected with the side form to extend out of the trolley 1 to serve as an inner form for cap construction during construction.
Due to the large height difference of different culverts, the adjusting range is too small by only adjusting the height of the formwork 2 through the jacking system 3. Therefore, a plurality of jacks which are supported downwards are arranged at the lower part of the trolley 1, and the jacks can lift the trolley 1 through supporting the ground. In the implementation, a cushion plate can be arranged between the jack and the ground in a cushioning mode, and the jack is directly used for supporting the whole trolley 1; the trolley 1 can also be lifted by using a jack, and then objects such as square wood and the like are padded at the bottom of the trolley 1 to keep the height of the trolley 1. When the distance between the template 2 and the design height difference is small, the height of the template 2 is adjusted through the jacking system 3, and if the distance between the template 2 and the design height difference is large and exceeds the adjusting range of the jacking system 3, the whole height of the trolley 1 is adjusted through a jack on the trolley body, and then the specific height is adjusted through the jacking system 3.
The utility model discloses a working method: firstly, when the culvert arch ring construction equipment is arranged, the trolley 1 is moved in place through the moving wheels, then the templates 2 are adjusted to the general position by the jacks on the trolley body, then the height and the posture of each template 2 are specifically adjusted through the jacking system 3, and the subsequent construction can be carried out after the adjustment is finished. The sideforms 4 are then moved outwardly to the design position to provide internal support for the cap construction to act as an internal formwork.
When disassembling the culvert arch ring construction equipment, as shown in fig. 1, the side mold plate 4 is first moved in the vehicle body direction, and the side mold plate 4 is detached from the cap. Then two rotation pneumatic cylinders 3b and the shrink of horizontal pneumatic cylinder 3c in the outside, two templates 2 of both sides are rotatory to the automobile body direction this moment, and the whole length of template 2 left and right sides direction diminishes, then lets fixed pneumatic cylinder 3a and jack shrink again, and the whole high decline of template 2 breaks away from the culvert arch ring, then can shift out the culvert or remove next construction position through removing the wheel.
The above-mentioned embodiments are only described for the preferred embodiments of the present invention, and are not limited to the scope of the present invention, and the ordinary skilled person in the art can modify and improve the technical solution of the present invention without departing from the design spirit of the present invention, including using the present invention in old house decoration, and all should fall into the protection scope defined by the claims of the present invention.
Claims (9)
1. The culvert arch ring construction equipment is characterized by comprising a trolley (1) with a square frame structure, a template (2) and a jacking system (3), wherein a plurality of moving wheels are arranged at the bottom of the trolley (1); a template (2) is arranged above the trolley body, and the template (2) is installed on the top surface of the trolley (1) through a jacking system (3);
the culvert arch ring is characterized in that the templates (2) are arc-shaped steel panels, a plurality of templates (2) are sequentially arranged in the left and right direction to form a group, the templates (2) are tightly connected and spliced into an inner mold of the culvert arch ring, and joints among the templates (2) are hinged;
the jacking system (3) comprises a plurality of hydraulic cylinders which are arranged at left and right intervals, one end of each hydraulic cylinder is arranged on the top surface of the trolley (1), and the other end of each hydraulic cylinder is hinged with the template (2); each template (2) is connected with at least one hydraulic cylinder of the jacking system;
the jacking systems (3) are arranged in at least two groups in the front-back direction of the template (2).
2. A culvert arch construction equipment according to claim 1, characterized in that, the hydraulic cylinder of the jacking system (3) comprises a fixed hydraulic cylinder (3 a) and a rotating hydraulic cylinder (3 b);
the fixed hydraulic cylinder (3 a) is positioned among the hydraulic cylinders, one end of the fixed hydraulic cylinder is fixedly arranged on the trolley (1), and the other end of the fixed hydraulic cylinder is connected with the middle template (2); the rest of the hydraulic cylinders (3 b) are positioned at the two sides, one end of each hydraulic cylinder (3 b) is hinged to the trolley (1), and the other end of each hydraulic cylinder (3 b) is connected with the templates (2) at the two sides.
3. A culvert arch ring construction equipment according to claim 2, characterized in that, a group of formworks (2) comprises three formworks (2) arranged in bilateral symmetry, the middle formwork (2) is connected with a plurality of fixed hydraulic cylinders (3 a) of the jacking system (3), and the formworks (2) at both sides are respectively connected with a rotary hydraulic cylinder (3 b).
4. A culvert arch ring construction equipment according to claim 3, characterized in that the length of the formworks (2) of the two sides is less than the length of the middle formwork (2).
5. A culvert arch ring construction equipment according to claim 3, characterized in that, the jacking system (3) further comprises a horizontal hydraulic cylinder (3 c) horizontally arranged in the left-right direction, and both ends of the horizontal hydraulic cylinder (3 c) are respectively hinged with the two templates (2) at the outermost side.
6. A culvert arch ring construction equipment according to claim 1, characterized in that, a plurality of sets of templates (2) are arranged on the trolley (1) in sequence from front to back, each set of templates (2) is installed on the trolley (1) through at least two sets of jacking systems (3).
7. A culvert arch ring construction equipment according to claim 1, characterized in that, the inside of the template (2) is provided with a reinforced rib plate, the rib plate is provided with a connecting hole, and one end of the hydraulic cylinder is hinged with the connecting hole.
8. The culvert arch ring construction equipment of claim 1, characterized in that the trolley (1) is provided with vertical side templates (4) at the left and right sides, the side templates (4) are connected to the trolley (1) body through hydraulic cylinders, and the distance between the side templates (4) and the trolley (1) is adjustable.
9. The culvert arch ring construction equipment of claim 1, characterized in that a plurality of jacks (5) are downwardly shored are provided at the lower portion of the trolley (1), and the jacks (5) can lift the trolley (1) through a shored ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021212119.2U CN212670353U (en) | 2020-06-28 | 2020-06-28 | Culvert arch ring construction equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021212119.2U CN212670353U (en) | 2020-06-28 | 2020-06-28 | Culvert arch ring construction equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212670353U true CN212670353U (en) | 2021-03-09 |
Family
ID=74818048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021212119.2U Expired - Fee Related CN212670353U (en) | 2020-06-28 | 2020-06-28 | Culvert arch ring construction equipment |
Country Status (1)
| Country | Link |
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| CN (1) | CN212670353U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113047189A (en) * | 2021-03-24 | 2021-06-29 | 中国五冶集团有限公司 | Movable formwork for culvert construction |
| CN113089511A (en) * | 2021-03-18 | 2021-07-09 | 湖北正鑫铝模科技有限公司 | Water diversion hole supporting aluminum mold and assembling method |
| CN113202032A (en) * | 2021-04-20 | 2021-08-03 | 中国一冶集团有限公司 | Supporting system and supporting method for abdominal arch ring template |
| CN113309017A (en) * | 2021-07-08 | 2021-08-27 | 甘肃路桥建设集团有限公司 | Culvert template trolley |
| CN113338417A (en) * | 2021-05-19 | 2021-09-03 | 湖南大兴加固改造工程有限公司 | Pressure grouting process for semi-structural reinforcement of arch culvert of masonry |
| CN114411576A (en) * | 2022-02-10 | 2022-04-29 | 广东广基建设集团有限公司 | Supporting device for culvert construction and using method thereof |
-
2020
- 2020-06-28 CN CN202021212119.2U patent/CN212670353U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113089511A (en) * | 2021-03-18 | 2021-07-09 | 湖北正鑫铝模科技有限公司 | Water diversion hole supporting aluminum mold and assembling method |
| CN113047189A (en) * | 2021-03-24 | 2021-06-29 | 中国五冶集团有限公司 | Movable formwork for culvert construction |
| CN113202032A (en) * | 2021-04-20 | 2021-08-03 | 中国一冶集团有限公司 | Supporting system and supporting method for abdominal arch ring template |
| CN113202032B (en) * | 2021-04-20 | 2022-10-04 | 中国一冶集团有限公司 | Supporting system and supporting method for abdominal arch ring template |
| CN113338417A (en) * | 2021-05-19 | 2021-09-03 | 湖南大兴加固改造工程有限公司 | Pressure grouting process for semi-structural reinforcement of arch culvert of masonry |
| CN113338417B (en) * | 2021-05-19 | 2022-08-30 | 湖南大兴加固改造工程有限公司 | Pressure grouting process for semi-structural reinforcement of arch culvert of masonry |
| CN113309017A (en) * | 2021-07-08 | 2021-08-27 | 甘肃路桥建设集团有限公司 | Culvert template trolley |
| CN114411576A (en) * | 2022-02-10 | 2022-04-29 | 广东广基建设集团有限公司 | Supporting device for culvert construction and using method thereof |
| CN114411576B (en) * | 2022-02-10 | 2022-10-11 | 广东广基建设集团有限公司 | Supporting device for culvert construction and using method thereof |
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