Anti-collapse device for groove wall of underground diaphragm wall
By introducing adjustable pre-positioning components and top support components into the underground continuous wall groove wall anti-collapse device, the problem that existing devices cannot adapt to groove walls of different widths is solved, and a wider range of application and stable anti-collapse effect is achieved.
Patent Information
- Application Number
- CN202420563866.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-22
- Publication Date
- 2025-03-07
- Estimated Expiration
- 2034-03-22
AI Technical Summary
The existing underground continuous wall trough wall anti-collapse device does not have adjustable functions and cannot support underground continuous wall trough walls of different widths to prevent collapse, and the scope of application is limited.
A collapse-proof device including an adjustable preposition assembly and a top support assembly is designed. The adjustable prepositioning assembly realizes the predetermined positioning and distance adjustment between the cross plate and the support plate through the design of the movable channel and the movable plate; the top support assembly realizes the stable tightening of the support plate through the design of the screw and the handwheel.
The device can be adapted according to the underground continuous wall groove walls of different widths, achieving stable support and anti-collapse effects, and has a wide range of applications.
Smart Images
Figure CN222575509U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of building construction, and in particular relates to an underground continuous wall groove wall anti-collapse device. Background Art
[0002] As a common retaining structure for deep foundation pits, underground continuous wall construction technology is widely used in urban construction. In order to prevent the collapse of the underground continuous wall trench wall after pouring, a safety facility such as underground continuous wall trench wall collapse prevention device is needed. It is usually composed of steel support, anchor rods, steel beams and other supporting structures, which can effectively support the trench wall and prevent it from collapsing.
[0003] The underground continuous wall trench wall anti-collapse device of the prior art has the following disadvantages during use:
[0004] It is necessary to place two support plates against the inner walls on both sides of the trench wall respectively, and then place a support rod between the two support plates to support and fix the two support plates. Such an anti-collapse structure does not have an adjustable function and cannot support and prevent the collapse of underground continuous wall trench walls of different widths. Its scope of application is limited. Therefore, we propose an underground continuous wall trench wall anti-collapse device. Utility Model Content
[0005] The utility model aims to provide an underground continuous wall trench wall anti-collapse device to solve the problems raised in the above-mentioned background technology.
[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an underground continuous wall trench wall collapse prevention device, comprising two support plates and a horizontal plate, wherein an adjustable pre-positioning component is installed on the horizontal plate, and the adjustable pre-positioning component is used to achieve pre-positioning between the horizontal plate and the two support plates;
[0007] A top support assembly is installed at the middle part of the horizontal plate, and is used to respectively press the two supporting plates against the walls of the underground continuous wall groove.
[0008] As a preferred embodiment, the adjustable pre-positioning component includes two symmetrically arranged movable channels a opened on the horizontal plate, and movable plates a with an I-shaped vertical cross-section are movably inserted in the movable channels a. The two movable plates a are fixedly connected to sleeve plates at the opposite ends, and sleeve grooves are opened on the sleeve plates. The sleeve grooves are movably sleeved on the outer sides of the pre-positioning blocks, and the pre-positioning blocks are fixedly connected to the top of the support plate.
[0009] As a preferred embodiment, the top of the horizontal plate is fixedly connected to two symmetrically arranged n-type plates, the tops of the n-type plates are movably interspersed with hand screws, and the top of the movable plate a is provided with multiple screw holes that match the bottom ends of the hand screws, and the multiple screw holes are arranged in an equidistant array.
[0010] As a preferred embodiment, the adjustable pre-positioning component includes a fixed plate fixedly connected by two symmetrically arranged L-shaped connecting plates in the middle of the bottom end of the horizontal plate, and two symmetrically arranged movable channels b are provided on the fixed plate, and movable plates b with I-shaped structures in vertical cross-section are movably inserted in the movable channels b, and support heads are fixedly connected to the opposite ends of the two movable plates b.
[0011] As a preferred embodiment, a screw is rotatably connected to the middle of the top end of the fixed plate, the top end of the screw is rotatably connected to the middle of the bottom end of the horizontal plate, the outer side of the screw is threadedly connected to a movable block, both ends of the movable block are hinged with push-pull rods, and the bottom ends of the push-pull rods are connected to the top of the movable plate b.
[0012] As a preferred embodiment, the top end of the screw rod extends to the top of the cross plate and is fixedly connected with a hand wheel.
[0013] Compared with the prior art, the underground continuous wall trench wall anti-collapse device provided by the utility model has at least the following beneficial effects:
[0014] (1) By setting up an adjustable pre-positioning component, when targeting underground continuous wall grooves of different widths, the distance between the two sleeves can be adjusted according to the spacing of the two support plates according to the width of the underground continuous wall groove, so that the sleeves can be respectively sleeved on the outside of the pre-positioning block to realize the pre-positioning of the cross plate, so as to ensure a good stability effect when the top support component is subsequently operated;
[0015] (2) By setting up the top support assembly, the hand wheel rotates the screw rod, so that the movable block moves downward, and cooperates with the action of the two push-pull rods, so that the two movable plates b can move away from each other, so that the two supporting heads can respectively press the supporting plates against the corresponding underground continuous wall groove walls to prevent the underground continuous wall groove walls from collapsing during pouring. In addition, the assembly can also facilitate supporting underground continuous wall groove walls of different widths, and has a wide range of applications. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 It is a schematic diagram of the inclined three-dimensional structure after a plurality of the anti-collapse devices of the utility model are installed on the wall of the underground continuous wall groove;
[0017] Figure 2 It is a schematic diagram of the overall three-dimensional structure of the utility model;
[0018] Figure 3 It is a schematic diagram of the three-dimensional structure of some components in the adjustable pre-positioning assembly and various components in the top support assembly of the utility model.
[0019] In the figure: 1. support plate; 2. cross plate; 3. adjustable pre-positioning assembly; 31. movable plate a; 32. sleeve plate; 33. sleeve groove; 34. n-type plate; 35. hand screw; 36. screw hole; 37. pre-positioning block; 4. top support assembly; 41. L-shaped connecting plate; 42. fixed plate; 43. movable plate b; 44. push-pull rod; 45. movable block; 46. screw; 47. hand wheel; 48. support head. DETAILED DESCRIPTION
[0020] The present invention will be further described below in conjunction with the embodiments.
[0021] In order to make the purpose, technical solution and advantages of the embodiments of the present disclosure clearer, the technical solution of the embodiments of the present disclosure will be clearly and completely described below in conjunction with the drawings of the embodiments of the present disclosure. Obviously, the described embodiments are part of the embodiments of the present disclosure, rather than all the embodiments. Based on the described embodiments of the present disclosure, all other embodiments obtained by ordinary technicians in the field without creative work are within the scope of protection of the present disclosure.
[0022] Unless otherwise defined, the technical or scientific terms used in the present disclosure shall have the usual meanings understood by persons with ordinary skills in the field to which the present disclosure belongs. The words "including" or "comprising" and the like used in the present disclosure mean that the elements or objects appearing before the word include the elements or objects listed after the word and their equivalents, without excluding other elements or objects. The words "connect" or "connected" and the like are not limited to physical or mechanical connections, but may also include electrical connections, whether direct or indirect. "Up", "down", "left", "right", etc. are only used to indicate relative position relationships. When the absolute position of the object being described changes, the relative position relationship may also change accordingly.
[0023] Example
[0024] It is necessary to place two support plates 1 against the inner walls on both sides of the trench wall respectively, and then insert a support rod between the two support plates 1 to support and fix the two support plates 1. Such an anti-collapse structure does not have an adjustable function and cannot support and prevent the collapse of underground continuous wall trench walls of different widths, and its scope of application is limited.
[0025] To do this, see Figure 1-3 The utility model provides an underground continuous wall trench wall collapse prevention device, comprising: two supporting plates 1 and a horizontal plate 2, an adjustable pre-positioning component 3 is installed on the horizontal plate 2, and the adjustable pre-positioning component 3 is used to achieve pre-positioning between the horizontal plate 2 and the two supporting plates 1;
[0026] The top support assembly 4 is installed in the middle of the horizontal plate 2, and is used to press the two supporting plates 1 against the walls of the underground continuous wall groove respectively.
[0027] Further as Figure 2-3 As shown, it is worth specifically explaining that in order to be able to pre-position the cross plate 2 on the two supporting plates 1 and to adjust it according to the distance between the two supporting plates 1, an adjustable pre-positioning component 3 is provided, including two symmetrically arranged movable channels a opened on the cross plate 2, and movable plates a31 with a vertical cross-section in an I-shaped structure are movably inserted in the movable channels a, and the two movable plates a31 are fixedly connected to a sleeve plate 32 at the opposite ends, and sleeve grooves 33 are opened on the sleeve plates 32, and the sleeve grooves 33 are movably sleeved on the outer side of the pre-positioning block 37, and the pre-positioning block 37 is fixedly connected to the top of the supporting plate 1, and the top of the cross plate 2 is fixedly connected to two symmetrically arranged n-type plates 34, and the top of the n-type plates 34 are movably inserted with hand screws 35, and the top of the movable plate a31 is opened with a plurality of screw holes 36 that match the bottom end of the hand screw 35, and the plurality of screw holes 36 are arranged in an equidistant array.
[0028] Among them, the length of the pre-positioning block 37 is equal to the length of the sleeve groove 33, and the width of the sleeve groove 33 is larger than the width of the pre-positioning block 37. This is to reserve space for the pre-positioning block 37 to move when the two support heads 48 are pressed against the support plate 1; a through hole is opened on the n-type plate 34 to cooperate with the hand screw 35.
[0029] Further as Figure 2-3 As shown, it is worth explaining in detail that, in order to enable the two supporting heads 48 to be able to target the underground continuous wall groove walls of different widths and to support the two supporting plates 1 on the underground continuous wall groove walls, an adjustable pre-positioning component 3 is provided, including a fixed plate 42 fixedly connected by two symmetrically arranged L-shaped connecting plates 41 in the middle of the bottom end of the horizontal plate 2, and two symmetrically arranged movable channels b are provided on the fixed plate 42, and movable plates b43 with a vertical cross-section having an I-shaped structure are movably inserted in the movable channels b, and the two movable plates b43 are fixedly connected to the opposing ends of the two movable plates b43 with supporting heads 48, and the middle part of the top end of the fixed plate 42 is rotatably connected to a screw rod 46, and the top end of the screw rod 46 is rotatably connected to the middle part of the bottom end of the horizontal plate 2, and the outer side of the screw rod 46 is threadedly connected to a movable block 45, and both ends of the movable block 45 are hinged with push-pull rods 44, and the bottom ends of the push-pull rods 44 are connected to the top of the movable plate b43, and the top end of the screw rod 46 extends to the top of the horizontal plate 2 and is fixedly connected to a hand wheel 47.
[0030] Wherein, an anti-skid pad may be provided on the supporting end surface of the supporting head 48 to ensure stability when supporting the supporting plate 1 .
[0031] In summary: when using the underground continuous wall groove wall collapse prevention device, the two symmetrically arranged support plates 1 can be respectively placed against the inner walls on both sides of the underground continuous wall groove. Secondly, by loosening the two hand screws 35, the two movable plates a31 can be pulled to adjust the distance between the two sleeve plates 32, so that the sleeve plates 32 can be respectively sleeved on the outside of the pre-positioning block 37 to achieve the pre-positioning of the cross plate 2, so as to ensure the good stability effect during the subsequent operation of the top support component 4. Then, the screw rod 46 is rotated by the hand wheel 47 to move the movable block 45 downward, and with the action of the two push-pull rods 44, the two movable plates b43 can move away from each other, so that the two support heads 48 can respectively press the support plates 1 against the corresponding underground continuous wall groove walls to prevent the underground continuous wall groove walls from collapsing during pouring. Moreover, the component can also be convenient for supporting underground continuous wall groove walls of different widths, and has a wide range of applications.
Claims
1. An underground continuous wall trench wall collapse prevention device, comprising two support plates (1) and a transverse plate (2), characterized in that: An adjustable pre-positioning component (3) is installed on the transverse plate (2), and the adjustable pre-positioning component (3) is used to achieve pre-positioning between the transverse plate (2) and the two supporting plates (1); A top support assembly (4) is installed at the middle of the horizontal plate (2). The top support assembly (4) is used to respectively press the two supporting plates (1) against the walls of the underground continuous wall groove.
2. The underground continuous wall trench wall anti-collapse device according to claim 1, characterized in that: The adjustable pre-positioning assembly (3) comprises two symmetrically arranged movable channels a opened on the transverse plate (2), wherein movable plates a (31) with an I-shaped vertical cross section are movably inserted in the movable channels a, and sleeve plates (32) are fixedly connected to the opposite ends of the two movable plates a (31), sleeve grooves (33) are opened on the sleeve plates (32), and the sleeve grooves (33) are movably sleeved on the outer sides of the pre-positioning blocks (37), and the pre-positioning blocks (37) are fixedly connected to the top of the supporting plate (1).
3. The underground continuous wall trench wall anti-collapse device according to claim 2, characterized in that: The top of the transverse plate (2) is fixedly connected to two symmetrically arranged n-type plates (34), the tops of the n-type plates (34) are movably interspersed with hand screws (35), and the top of the movable plate a (31) is provided with a plurality of screw holes (36) matched with the bottom ends of the hand screws (35), and the plurality of screw holes (36) are arranged in an equidistant array.
4. The underground continuous wall trench wall anti-collapse device according to claim 1, characterized in that: The adjustable pre-positioning assembly (3) comprises a fixed plate (42) fixedly connected to the middle of the bottom end of the horizontal plate (2) by two symmetrically arranged L-shaped connecting plates (41), the fixed plate (42) being provided with two symmetrically arranged movable channels b, movable plates b (43) having an I-shaped structure in vertical cross section being movably inserted in the movable channels b, and supporting heads (48) being fixedly connected to opposite ends of the two movable plates b (43).
5. The underground continuous wall trench wall anti-collapse device according to claim 4, characterized in that: The middle part of the top end of the fixed plate (42) is rotatably connected to a screw rod (46), the top end of the screw rod (46) is rotatably connected to the middle part of the bottom end of the horizontal plate (2), the outer side of the screw rod (46) is threadedly connected to a movable block (45), both ends of the movable block (45) are hinged with push-pull rods (44), and the bottom ends of the push-pull rods (44) are connected to the top end of the movable plate b (43).
6. The underground continuous wall trench wall anti-collapse device according to claim 5, characterized in that: The top end of the screw rod (46) extends to the top of the transverse plate (2) and is fixedly connected with a hand wheel (47).