Detachable control device for concrete flooding at top of underground diaphragm wall
By designing a detachable control device, and using the plug-and-pull interface to connect it with the cross steel plate of the underground continuous wall, the problems of low construction efficiency and waste of materials caused by the increase of the cross steel plate are solved, and efficient construction and material recycling are achieved.
Patent Information
- Application Number
- CN202420775722.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-15
- Publication Date
- 2025-01-14
- Estimated Expiration
- 2034-04-15
AI Technical Summary
In the construction of underground continuous walls, when the cross steel plate is raised to control the concrete slurry height, it will cause the cross steel plate at the ring beam to be cut in the later chiseling stage, which will affect the construction efficiency and cause waste of materials.
Design a detachable control device, including a rectangular baffle and plug-in, which extends out below the baffle to form a plug-in and unplugging interface, which is used to connect with the cross steel plate of the underground continuous wall, control the height of concrete slurry, and facilitate removal during removal. Work, avoid cutting the steel plate.
It improves construction efficiency, shortens construction cycle, avoids waste of materials, and realizes the recycling of detachable control devices, which has the advantages of green and environmental protection.
Smart Images
Figure CN222349696U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of underground continuous wall construction, in particular to a detachable control device for concrete slurry overflow on the top of an underground continuous wall. Background Art
[0002] During the construction of underground continuous walls, in order to ensure the concrete strength of the top of the ground wall, it is generally required that the height of the top pouring slurry should not be less than 500mm. For underground continuous walls in the form of cross steel plate joints, joint boxes or crushed stone backfill are usually used as lateral support for the steel plates. In order to reduce the direct contact between the concrete slurry on the top of the wall and the joint box or gravel, and to avoid the difficulty of pulling out or cleaning later, the top of the cross steel plate is usually raised to control the concrete slurry on the top of the wall. However, although the method of raising the cross steel plate can effectively control the height of the concrete slurry on the top of the wall, it brings great trouble to the supporting ring beam in the later construction. During the stage of chiseling off the slurry on the top of the wall, the cross steel plate in the range of the ring beam needs to be cut off for subsequent construction, which affects the construction efficiency and also causes material waste. Utility Model Content
[0003] The utility model aims to provide a detachable control device for concrete slurry overflow on the top of an underground continuous wall, so as to solve the problem that when the cross steel plate is raised to control the concrete slurry overflow on the top of the wall, the cross steel plate at the ring beam needs to be cut off during the stage of chiseling off the wall top slurry overflow, resulting in low construction efficiency and long construction period of the underground continuous wall, and the cross steel plate after cutting cannot be reused, resulting in material waste.
[0004] In order to solve the above-mentioned technical problems, the technical solution provided by the utility model is: a detachable control device for concrete slurry overflow on the top of an underground continuous wall, comprising a rectangular baffle and plug-ins arranged on both sides of its inner and outer surfaces; the thickness and width of the baffle are the same as the thickness and width of the plate body in the cross steel plate on the steel cage of the underground continuous wall that is perpendicular to the direction of the underground continuous wall, and the height of the baffle is greater than the height of the concrete slurry overflow on the top of the underground continuous wall; the plug-in extends from under the baffle to a predetermined length, and the plug-in extending from under the baffle and located on both sides of the inner and outer surfaces of the baffle forms a plug-in interface, which is used to plug and unplug the detachable control device on both sides of the inner and outer surfaces of the plate body in the cross steel plates on both sides of the steel cage of the underground continuous wall that are perpendicular to the direction of the underground continuous wall.
[0005] Furthermore, the utility model provides a detachable control device for concrete slurry overflow on the top of an underground continuous wall, wherein the plug-in located on each side of the inner and outer surfaces of the baffle has at least two or more columnar, tubular or strip-shaped bodies.
[0006] Furthermore, the utility model provides a detachable control device for concrete slurry overflow on the top of an underground continuous wall, wherein the columnar body is a steel bar, a square steel column, an angle steel or a channel steel.
[0007] Furthermore, the utility model provides a detachable control device for concrete slurry overflow on the top of an underground continuous wall, wherein the tubular body is a steel pipe.
[0008] Furthermore, the utility model provides a detachable control device for concrete slurry overflow on the top of an underground continuous wall, wherein the strip-shaped body is a strip-shaped plate.
[0009] Furthermore, the utility model provides a detachable control device for concrete slurry overflow on the top of an underground continuous wall, wherein all the plug-ins located on each side of the inner and outer surfaces of the baffle are aligned or staggered.
[0010] Furthermore, the utility model provides a detachable control device for concrete slurry overflow on the top of an underground continuous wall, wherein the baffle is a steel plate, the plug-in is a steel component, and the plug-in is welded to the baffle.
[0011] Furthermore, the utility model provides a detachable control device for concrete slurry overflow on the top of an underground continuous wall, wherein the plug-in bolts are connected or bonded to the baffle.
[0012] Furthermore, the utility model provides a detachable control device for concrete slurry overflow on the top of an underground continuous wall, wherein the baffle is provided with a hoisting hole.
[0013] Furthermore, the utility model provides a detachable control device for concrete slurry overflow on the top of an underground continuous wall, wherein the plug-in located on each side of the inner and outer surfaces of the baffle is a plate body that is less than or equal to the width of the baffle.
[0014] Compared with the prior art, the detachable control device for concrete slurry overflow on the top of underground continuous wall provided by the utility model has the following beneficial effects:
[0015] The detachable control device is plugged in and out of the cross steel plates on both sides of the steel cage of the underground continuous wall on both sides of the inner and outer surfaces of the plate body perpendicular to the direction of the underground continuous wall through the plug-in interface formed by the plug-in ... When the detachable control device is inserted into the cross steel plate on the steel cage of the underground continuous wall and is perpendicular to the plate body in the direction of the underground continuous wall, the baffle plate is used to control the height of the concrete slurry on the top of the underground continuous wall; when the detachable control device is pulled out of the cross steel plate on the steel cage of the underground continuous wall and is perpendicular to the plate body in the direction of the underground continuous wall, in the stage of chiseling off the slurry on the top of the wall, the dismantling operation of the detachable control device is facilitated, the construction efficiency of the supporting ring beam is improved, the overall construction efficiency of the underground continuous wall is improved, the construction period is shortened, and the detachable control device after dismantling can be recycled, which has the advantages of being green and environmentally friendly and avoids waste of materials. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 This is a schematic diagram of the main structure of a detachable control device for concrete slurry overflow at the top of an underground continuous wall according to an embodiment;
[0017] Figure 2 yes Figure 1 Side view of
[0018] Figure 3 It is a schematic diagram of the main structure of a detachable control device for concrete slurry overflow at the top of an underground continuous wall according to another embodiment;
[0019] Figure 4 yes Figure 3 Side view of
[0020] As shown in the figure:
[0021] 100. Removable control device;
[0022] 110, baffle, 111, lifting hole;
[0023] 120. Plug-ins. DETAILED DESCRIPTION
[0024] The utility model is described in detail below in conjunction with the accompanying drawings: According to the following description, the advantages and features of the utility model will be more clearly understood. It should be noted that the accompanying drawings are all in a very simplified form and are not in precise proportions, and are only used to conveniently and clearly assist in explaining the purpose of the embodiments of the utility model.
[0025] Embodiment 1
[0026] Please refer to Figure 1 to Figure 2 , this embodiment 1 provides a detachable control device 100 for concrete slurry overflow at the top of the underground continuous wall, including a rectangular baffle 110 and plug-ins 120 arranged on both sides of its inner and outer surfaces; the thickness and width of the baffle 110 are the same as the thickness and width of the plate body in the cross steel plate on the steel cage of the underground continuous wall perpendicular to the direction of the underground continuous wall, and the height of the baffle 110 is greater than the height of the concrete slurry overflow at the top of the underground continuous wall; the plug-in 120 extends from the bottom of the baffle 110 to a predetermined length, and the plug-in 120 extending from the bottom of the baffle 110 and located on both sides of the inner and outer surfaces of the baffle 110 forms a plug-in interface 130, which is used to plug and unplug the detachable control device 100 on both sides of the inner and outer surfaces of the plate body in the cross steel plate on both sides of the steel cage of the underground continuous wall perpendicular to the direction of the underground continuous wall. That is, one detachable control device 100 is correspondingly plugged and unplugged on the plate body in the cross steel plate on one side of the steel cage of the lower continuous wall perpendicular to the direction of the underground continuous wall. The cross steel plate on the steel cage of the underground continuous wall includes a plate body perpendicular to the direction of the underground continuous wall and a plate body parallel to the direction of the underground continuous wall. When the detachable control device 100 is plugged in and out of the cross steel plate on the steel cage of the underground continuous wall, the plate body perpendicular to the direction of the underground continuous wall in the cross steel plate on the steel cage of the underground continuous wall serves as a male plug-in connection, and the plug-in interface 130 of the detachable control device 100 serves as a female plug-in connection.
[0027] Please refer to Figure 1 to Figure 2 In order to form a plug-in interface 130 on the baffle 110, the detachable control device 100 for concrete slurry on the top of the underground continuous wall provided in the first embodiment has at least two or more columnar, tubular or strip-shaped plug-ins 120 located on each side of the inner and outer surfaces of the baffle 110. That is, at least four plug-ins 120, at least two plug-ins 120 on each side of the baffle 110 form a plug-in interface 130, and more than two plug-ins 120 on each side can improve the reliability of the plug-in connection when forming the plug-in interface 130, and avoid the situation where the baffle 110 is tilted to one side and not in a vertical direction. The columnar body includes but is not limited to steel bars, square steel columns, angle steels or channel steels, the tubular body includes but is not limited to round tubes, square tubes and other steel pipes, and the strip body includes but is not limited to strip plates such as long strip steel plates.
[0028] Please refer to Figure 1 to Figure 2 In order to further improve the reliability of the plug-in interface 130 being inserted and connected to the cross steel plate, the detachable control device 100 for the top concrete slurry of the underground continuous wall provided in the first embodiment has all the plug-ins 120 on each side of the inner and outer surfaces of the baffle 110 aligned or staggered. The figure only illustrates the case of aligned distribution.
[0029] Please refer to Figure 1 to Figure 2 In order to achieve reliable connection between the plug-in 120 and the baffle 110, the detachable control device 100 for concrete slurry on the top of the underground continuous wall provided in the first embodiment, the baffle 110 is a steel plate, the plug-in 120 is a steel component, and the plug-in 120 is welded to the baffle 110. Of course, in order to achieve the purpose of reliable connection between the plug-in 120 and the baffle 110, the plug-in 120 can also be connected to the baffle 110 by bolts, and can also be bonded to the baffle 110 by strong glue. The bolt connection and bonding methods can avoid safety accidents that may be caused by sparks during welding.
[0030] Please refer to Figure 1 to Figure 2 In order to facilitate installation and removal, the detachable control device 100 for concrete slurry on the top of the underground continuous wall provided in the first embodiment has a hoisting hole 111 on the baffle plate 110. At this time, the hoisting equipment can assist in the installation and removal of the detachable control device 100 by connecting the hoisting hole 111 through a rope, saving manpower and facilitating disassembly and installation. The hoisting hole 111 can be a round hole.
[0031] The first embodiment provides a detachable control device 100 for concrete slurry overflow at the top of underground continuous wall, which can be the following specific scheme: the concrete slurry overflow at the top of the ground wall is not less than 500mm, the ground wall thickness, i.e. the width of the cross steel plate, is 1000mm, the ground wall top elevation is -1.35m, and the guide wall elevation is -0.15m. The baffle 110 is made of a steel plate with the same thickness of 14mm as the cross steel plate, with a width of 1000mm and a height of 1200mm, a circular hole with a diameter of 80mm is cut on the top as a hoisting hole 111, and the ground wall φ32 main reinforcement is used as an insert 120 at the bottom.
[0032] Embodiment 2
[0033] Please refer to Figure 3 to Figure 4 The detachable control device 100 for concrete slurry on the top of the underground continuous wall provided in the second embodiment is improved on the basis of the first embodiment, and the difference is that the plug-in 120 located on each side of the inner and outer surfaces of the baffle 110 is a plate body that is less than or equal to the width of the baffle 110. That is, the plug-in interface 130 is formed by two plates located on both sides of the baffle 110 and extending a predetermined length below the baffle 110. The plug-in interface 130 formed in the second embodiment has a large contact surface with the plate body perpendicular to the direction of the underground continuous wall in the cross steel plate on the steel cage of the underground continuous wall, which can further improve the reliability of the insertion connection.
[0034] The above embodiment of the utility model provides a detachable control device 100 for concrete slurry on the top of the underground continuous wall. The detachable control device 100 is inserted into the cross steel plate on the steel cage of the underground continuous wall and perpendicular to the direction of the underground continuous wall on both sides of the inner and outer surfaces of the plate body through the plug-in interface 130 formed by the plug-in 120 extending below the baffle 110 and located on both sides of the inner and outer surfaces of the baffle 110. That is, the detachable control device 100 is inserted into the cross steel plate on the steel cage of the underground continuous wall and perpendicular to the direction of the underground continuous wall through the plug-in interface 130. The detachable control device 100 is pulled out from the cross steel plate on the steel cage of the underground continuous wall perpendicular to the direction of the underground continuous wall through the plug-in interface 130, so that the baffle 110 is connected or separated from the cross steel plate perpendicular to the direction of the underground continuous wall. When the detachable control device 100 is inserted into the cross steel plate on the steel cage of the underground continuous wall perpendicular to the direction of the underground continuous wall, the baffle 110 is used to control the height of the concrete slurry on the top of the underground continuous wall, and a certain isolation effect is played on the side joint box or gravel and concrete. When the detachable control device 100 is pulled out of the plate body perpendicular to the direction of the underground continuous wall in the cross steel plate on the steel cage of the underground continuous wall, during the stage of chiseling off the slurry on the top of the wall, the dismantling operation of the detachable control device 100 is facilitated, the construction efficiency of the supporting ring beam is improved, the overall construction efficiency of the underground continuous wall is improved, and the construction period is shortened. The detachable control device 100 can be recycled after dismantling, which has the advantage of being green and environmentally friendly. There is no need to cut off the extended cross steel plate during the construction stage of the supporting ring beam or the purlin, thus avoiding waste of materials.
[0035] The above embodiment of the utility model provides a detachable control device 100 for concrete slurry overflow on the top of underground continuous wall, which can replace the original cross steel plate to effectively control the slurry overflow height of the wall top concrete during the pouring process, protect the side joint box or gravel from adhesion due to the overflow of the inner concrete, and can be dismantled and recycled after use. After the ground wall steel cage is lowered, the device is fixed on the top of the cross steel plate and then concrete is poured; when the adjacent slot section is slotted, the device can be peeled off and pulled out.
[0036] The term "ground wall" in the present invention is the abbreviation of "underground continuous wall", and "wall top concrete" is the abbreviation of "underground continuous wall top concrete".
[0037] The present utility model is not limited to the above-mentioned specific implementation modes. Obviously, the above-mentioned embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments obtained by ordinary technicians in this field based on the described embodiments of the present utility model belong to the scope of protection of the present utility model. Those skilled in the art can make other levels of modifications and changes to the present utility model. In this way, if these modifications and changes of the present utility model fall within the scope of the claims of the present utility model, the present utility model is also intended to include these changes and changes.
Claims
1. A detachable control device for concrete slurry overflow at the top of an underground continuous wall, characterized in that: It comprises a rectangular baffle and plug-ins arranged on both sides of its inner and outer surfaces; the thickness and width of the baffle are the same as the thickness and width of the plate body in the cross steel plate on the steel cage of the underground continuous wall and perpendicular to the direction of the underground continuous wall, and the height of the baffle is greater than the height of the concrete slurry on the top of the underground continuous wall; the plug-in extends from the bottom of the baffle to a predetermined length, and the plug-in extending from the bottom of the baffle and located on both sides of the inner and outer surfaces of the baffle forms a plug-in interface for plugging and unplugging a detachable control device into and out of the inner and outer surfaces of the plate body in the cross steel plates on both sides of the steel cage of the underground continuous wall and perpendicular to the direction of the underground continuous wall.
2. The detachable control device for concrete slurry overflow at the top of underground continuous wall according to claim 1, characterized in that: The plug-in located on each side of the inner and outer surfaces of the baffle has at least two or more columnar bodies, tubular bodies or strip-shaped bodies.
3. The detachable control device for concrete slurry overflow at the top of underground continuous wall according to claim 2, characterized in that: The columnar body is a steel bar, a square steel column, an angle steel or a channel steel.
4. The detachable control device for concrete slurry overflow at the top of underground continuous wall according to claim 2, characterized in that: The tubular body is a steel pipe.
5. The detachable control device for concrete slurry overflow at the top of underground continuous wall according to claim 2, characterized in that: The strip body is a strip plate.
6. The detachable control device for concrete slurry overflow at the top of underground continuous wall according to claim 2, characterized in that: All the plug-ins located on each side of the inner and outer surfaces of the baffle are aligned or staggered.
7. The detachable control device for concrete slurry overflow at the top of underground continuous wall according to claim 1, characterized in that: The baffle is a steel plate, the plug-in is a steel component, and the plug-in is welded to the baffle.
8. The detachable control device for concrete slurry overflow at the top of underground continuous wall according to claim 1, characterized in that: The plug-in unit is bolted or bonded to the baffle.
9. The detachable control device for concrete slurry overflow at the top of underground continuous wall according to claim 1, characterized in that: The baffle is provided with a lifting hole.
10. The detachable control device for concrete slurry overflow at the top of underground continuous wall according to claim 1, characterized in that: The plug-in unit located on each side of the inner and outer surfaces of the baffle is a plate body with a width less than or equal to the width of the baffle.