CN219261049U

CN219261049U - Side slope excavation pre-supporting device

Info

Publication number: CN219261049U
Application number: CN202320600194.3U
Authority: CN
Inventors: 王文峰; 胡海军; 张帆; 侯康
Original assignee: Anhui Ruifeng Water Conservancy Construction Co ltd
Current assignee: Anhui Ruifeng Water Conservancy Construction Co ltd
Priority date: 2023-03-22
Filing date: 2023-03-22
Publication date: 2023-06-27
Anticipated expiration: 2033-03-22

Abstract

The application relates to a side slope excavation pre-supporting device, which belongs to the technical field of side slope supporting, and comprises a bottom plate, a vertical plate fixed on one side of the bottom plate and a diagonal brace hinged with the side wall of the vertical plate, which is close to the bottom plate, wherein the top of the vertical plate is connected with an extension plate in a sliding manner along the vertical direction; an extension rod is fixed at the bottom of the extension plate; an extension groove which can be connected with the extension rod in a sliding way is formed in the top surface of the vertical plate; the circumference side of the extension groove is provided with a fixing component for fixing the extension rod. This application has the effect of being convenient for adjust the vertical height of braced plate.

Description

Side slope excavation pre-supporting device

Technical Field

The application relates to the field of slope support, in particular to a slope excavation pre-support device.

Background

At present, an excavation is required in the side slope construction process, and support is required to be arranged on the inner wall of the excavation due to the fact that collapse possibly occurs in the excavation process.

The related art can refer to the Chinese patent of the issued publication number CN216474818U, it discloses a slope excavation supporting device for hydraulic engineering, including the backplate, fixedly connected with fixed plate on the backplate, the bottom fixedly connected with of fixed plate is to first pre-buried piece of many pairs, backplate and fixed plate fixedly connected with a plurality of angle steel jointly, backplate and fixed plate fixedly connected with a plurality of stiffener jointly, be equipped with the sliding tray on the backplate, fixedly connected with slide bar in the sliding tray, the outer wall cover of slide bar is equipped with rather than sliding connection's sliding block, is equipped with strengthening mechanism on the sliding block.

With respect to the related art in the above, the inventors consider that there are the following drawbacks: because the slopes have different depths, when facing the slopes with different depths, the supporting plates with the same height cannot meet the supporting requirements of the slope walls with different heights; when the supporting plate is shorter, the side slope walls with higher heights cannot be supported completely; when the support plate is higher, the shorter side slope can not plug the support plate.

Disclosure of Invention

In order to improve when the support demand of the high unable support demand that satisfies different high slopes of braced panel, this application provides a side slope excavation pre-support device.

The application provides a side slope excavation pre-supporting device adopts following technical scheme:

the side slope excavation pre-supporting device comprises a bottom plate, a vertical plate fixed on one side of the bottom plate and an inclined strut hinged with the side wall, close to the bottom plate, of the vertical plate, wherein the top of the vertical plate is connected with an extension plate in a sliding manner along the vertical direction; an extension rod is fixed at the bottom of the extension plate; an extension groove which can be connected with the extension rod in a sliding way is formed in the top surface of the vertical plate; the circumference side of the extension groove is provided with a fixing component which can be used for fixing the extension rod.

Through adopting above-mentioned technical scheme, when the slope height that needs to support is higher, through upwards extracting extension rod, the height that makes the extension plate relative riser increases to fix the extension rod through fixed subassembly, can reach the purpose that the braced range is grow, thereby satisfy the support demand of the slope of different height.

Optionally, the fixed subassembly includes along riser length direction with the grafting piece that the riser slides and is connected, offered spout one in the riser, the riser passes through spout one with the grafting piece slides and is connected, the extension rod outer peripheral face offered can with the grafting groove of grafting piece grafting.

By adopting the technical scheme, after the inserting piece is inserted into the inserting groove on one side of the extension rod, the fixing effect can be provided for the extension rod, so that the extension rod is fixed, the extension rod is prevented from moving, and the purpose that the extension plate is fixed is achieved.

Optionally, a first spring is fixed on one side of the plug-in piece away from the extension rod, and one end of the first spring away from the plug-in piece is fixedly connected with the side wall of the first chute away from the extension groove.

By adopting the technical scheme, the first spring provides the elasticity to the side close to the extension rod for the plug-in tab, so that the plug-in tab and the plug-in slot are convenient to plug in.

Optionally, the grafting piece is kept away from extension pole one side is fixed with the guiding axle, spout one is kept away from the lateral wall in extension groove has seted up the guiding hole, the guiding axle passes through the guiding hole is followed riser length direction with the riser is connected in a sliding way.

By adopting the technical scheme, the guide hole provides a guide effect for the guide shaft, so that the possibility of deviating from the track in the radial movement process of the inserting piece along the extension rod is reduced.

Optionally, a second chute is formed in the vertical plate; the vertical plate is connected with a limiting piece in a sliding manner along the vertical direction through the second sliding chute; the top surface of the inserting piece is provided with a limiting groove which can be spliced with the limiting piece.

Through adopting above-mentioned technical scheme, spacing piece can prevent that the spliced pole from removing, is convenient for make spliced pole and extension rod keep the separation state to adjust the extension rod.

Optionally, a second spring is fixed at the top end of the limiting piece, and the second top end of the spring is fixedly connected with the second top wall of the sliding groove.

By adopting the technical scheme, the second spring can provide the elastic force for the limiting piece to the side close to the plug-in piece, so that the limiting piece and the plug-in piece are kept in a plug-in state.

Optionally, a connecting plate is slidingly connected to one side of the vertical plate close to the bottom plate; a plurality of abutting pieces are fixed on one side, close to the vertical plate, of the connecting plate; a third sliding groove is formed in one side, close to the bottom plate, of the vertical plate, and the vertical plate is connected with the abutting piece in a sliding manner through the third sliding groove; the limiting piece is close to one side of the bottom plate and is provided with an abutting groove which can be spliced with the abutting piece, and the end part of the abutting piece is far away from one side of the splicing piece and the side wall of the abutting groove, which is far away from the splicing piece, are respectively provided with inclined surfaces which can be mutually abutted.

Through adopting above-mentioned technical scheme, after pushing down the butt piece, butt piece accessible inclined plane is pegged graft with the butt groove to promote spacing piece to keeping away from grafting piece one side and remove, with the spacing effect to the grafting piece of relieving, be convenient for fix the extension rod after the extension rod is adjusted.

Optionally, a plurality of springs III are fixed on one side of the connecting plate, which is close to the vertical plate, and one end of the springs III, which is far away from the connecting plate, is fixedly connected with one side of the vertical plate, which is close to the bottom plate.

Through adopting above-mentioned technical scheme, the spring III provides ascending elasticity for the connecting plate, is convenient for make butt piece and spacing piece separation.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the height of the slope to be supported is higher, the height of the extension plate relative to the vertical plate is increased by extracting the extension rod upwards, and the extension rod is fixed through the fixing assembly, so that the purpose of enlarging the supporting range can be achieved, and the supporting requirements of slopes with different heights are met;

2. the limiting piece can prevent the inserting piece from moving, so that the inserting piece and the extension rod can be kept in a separated state, and the extension rod is adjusted;

3. after the abutting piece is pressed down, the abutting piece can be spliced with the abutting groove through the inclined surface, so that the limiting piece is pushed to move to one side far away from the splicing piece, the limiting effect on the splicing piece is relieved, and the extension rod is fixed after the extension rod is adjusted.

Drawings

Fig. 1 is a schematic structural view of a pre-support device according to an embodiment of the present application.

Fig. 2 is a cross-sectional view of a riser according to an embodiment of the present application.

Fig. 3 is a schematic structural view of a fixing assembly according to an embodiment of the present application.

Reference numerals: 1. a bottom plate; 11. diagonal bracing; 12. a brace rod; 13. a supporting plate; 14. a bolt; 2. a riser; 21. an extension groove; 22. a first chute; 23. a second chute; 24. a connecting plate; 25. a contact piece; 3. an extension plate; 31. an extension rod; 32. a plug-in groove; 33. a chute III; 34. an abutment groove; 35. a third spring; 4. a fixing assembly; 41. a plug-in piece; 42. a limiting piece; 43. a limit groove; 44. a first spring; 45. a guide shaft; 46. a guide hole; 47. a second spring; 48. and (5) an inclined plane.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-3.

The embodiment of the application discloses a side slope excavation pre-supporting device. Referring to fig. 1, a side slope excavation pre-supporting apparatus includes a base plate 1, a riser 2 fixed to one side of the base plate 1, and a diagonal brace 11 hinged to a side wall of the riser 2 adjacent to the base plate 1. A supporting rod 12 is fixed on one side of the vertical plate 2 close to the bottom plate 1, and one end of the supporting rod 12 far away from the vertical plate 2 is fixedly connected with the top surface of the bottom plate 1; the braces 12 are used to provide a supporting and securing action for the riser 2. The bottom end of the diagonal brace 11 is hinged with a brace plate 13. The stay 13 is screwed with a plurality of anchors 14 for fixing the stay 13 to the ground.

Referring to fig. 1 and 2, an extension plate 3 is slidably connected to the top of the riser 2 in the vertical direction. Two extension rods 31 are symmetrically fixed at the bottom of the extension plate 3. Two extension grooves 21 which can be slidably connected with the extension rods 31 are formed in the top surface of the vertical plate 2. Two groups of fixing components 4 for fixing the extension rod 31 are respectively arranged on the periphery of each extension groove 21; the two sets of fixing components 4 are vertically distributed on one side of the extending groove 21.

Referring to fig. 2 and 3, the fixing assembly 4 includes an insertion piece 41 slidably connected to the riser 2 along the length direction of the riser 2 and a limit piece 42 slidably connected to the riser 2 in the vertical direction. The vertical plate 2 is internally provided with a first chute 22 which is arranged along the length direction of the vertical plate and communicated with the extension groove 21, and a second chute 23 which is arranged along the vertical direction and communicated with the first chute 22. The vertical plate 2 is connected with the plug-in sheet 41 in a sliding way through the first sliding groove 22 and is connected with the limit sheet 42 in a sliding way through the second sliding groove 23. The outer peripheral surface of the extension rod 31 is provided with at least two inserting grooves 32 which can be inserted with the inserting pieces 41, and the inserting grooves 32 positioned at one side of the extension groove 21. The top surface of the inserting piece 41 is provided with a limiting groove 43 which can be inserted with the limiting piece 42.

When the inserting piece 41 is inserted into the extension rod 31, a limiting effect can be provided for the extension rod 31, so that the extension rod 31 is in a fixed state. When the limiting piece 42 is inserted into the inserting piece 41, a limiting effect can be provided for the inserting piece 41, the inserting piece 41 is prevented from moving, and the extension rod 31 is convenient to adjust. In the present embodiment, three plugging slots 32 are provided, and two plugging pieces 41 located at one side of the extension rod 31 are plugged with only two plugging slots 32 at the same time; providing a plurality of insertion grooves 32 facilitates adjustment of the relative positions of the extension rod 31 and the riser 2, so that the extension plate 3 can be adjusted to different heights.

Referring to fig. 2 and 3, a first spring 44 is fixed to a side of the insertion piece 41 away from the extension rod 31, and an end of the first spring 44 away from the insertion piece 41 is fixedly connected with a side wall of the first chute 22 away from the extension groove 21. The side of the inserting piece 41 far away from the extension rod 31 is also fixed with a guide shaft 45, the first spring 44 is sleeved on the periphery of the guide shaft 45, the side wall of the first sliding groove 22 far away from the extension groove 21 is provided with a guide hole 46, and the guide shaft 45 is connected with the vertical plate 2 in a sliding manner along the length direction of the vertical plate 2 through the guide hole 46. The top end of the limiting piece 42 is fixedly provided with a second spring 47, and the top end of the second spring 47 is fixedly connected with the top wall of the second chute 23.

Referring to fig. 2 and 3, a connecting plate 24 is slidably connected to the side of the riser 2 close to the bottom plate 1. A plurality of abutting pieces 25 are fixed on one side of the connecting plate 24 close to the vertical plate 2. A third chute 33 which is arranged along the width direction of the vertical plate 2 and communicated with the second chute 23 is arranged on one side of the vertical plate 2 close to the bottom plate 1, and the vertical plate 2 is connected with the abutting piece 25 in a sliding manner through the third chute 33. The side of the limit piece 42 close to the bottom plate 1 is provided with an abutting groove 34 which can be spliced with the abutting piece 25, the side of the end part of the abutting piece 25 far away from the abutting piece 41 and the side wall of the abutting groove 34 far away from the abutting piece 41 are respectively provided with inclined surfaces 48 which can be mutually abutted.

The abutment piece 25 is inserted into the abutment groove 34 through the inclined surface 48, and the stopper piece 42 is pushed to move to the side away from the insertion piece 41, thereby releasing the state in which the insertion piece 41 is stopped.

Referring to fig. 2 and 3, a plurality of springs three 35 are fixed on one side of the connecting plate 24 near the riser 2, in this embodiment, the number of springs three 35 is four, the springs three 35 are sleeved on the periphery of the limiting piece 42, and one end of the springs three 35 far away from the connecting plate 24 is fixedly connected with one side of the riser 2 near the bottom plate 1.

The implementation principle of the side slope excavation pre-supporting device provided by the embodiment of the application is as follows:

after the height of the extension plate 3 is adjusted, the abutting piece 25 is inserted into the abutting groove 34 through the inclined surface 48 by pressing the connecting plate 24, and the limiting piece 42 can be pushed to move to the side far away from the inserting piece 41, so that the limiting state of the inserting piece 41 is relieved, the inserting piece 41 is inserted into the extension rod 31 under the action of the first spring 44, and a limiting effect is provided for the extension rod 31, so that the extension plate 3 is fixed.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. The utility model provides a side slope excavation pre-supporting device, includes bottom plate (1), is fixed in riser (2) of bottom plate (1) one side and with riser (2) are close to side wall articulated bracing (11) of bottom plate (1), its characterized in that: an extension plate (3) is connected to the top of the vertical plate (2) in a sliding manner along the vertical direction; an extension rod (31) is fixed at the bottom of the extension plate (3); an extension groove (21) which can be connected with the extension rod (31) in a sliding way is formed in the top surface of the vertical plate (2); the circumference of the extension groove (21) is provided with a fixing component (4) which can be used for fixing the extension rod (31).

2. A slope excavation pre-support apparatus as claimed in claim 1, wherein: the fixing assembly (4) comprises a plugging piece (41) which is connected with the vertical plate (2) in a sliding manner along the length direction of the vertical plate (2), a first sliding chute (22) is formed in the vertical plate (2), the vertical plate (2) is connected with the plugging piece (41) in a sliding manner through the first sliding chute (22), and a plugging groove (32) which can be plugged with the plugging piece (41) is formed in the peripheral surface of the extension rod (31).

3. A slope excavation pre-support apparatus as claimed in claim 2, wherein: one side of the inserting piece (41) far away from the extension rod (31) is fixedly provided with a first spring (44), and one end of the first spring (44) far away from the inserting piece (41) is fixedly connected with the side wall of the first sliding groove (22) far away from the extension groove (21).

4. A slope excavation pre-support apparatus as claimed in claim 2, wherein: the plug-in piece (41) is kept away from extension rod (31) one side is fixed with guiding axle (45), spout one (22) is kept away from guiding hole (46) have been seted up to the lateral wall of extension groove (21), guiding axle (45) are passed through guiding hole (46) are followed riser (2) length direction with riser (2) slip is connected.

5. A slope excavation pre-support apparatus as claimed in claim 2, wherein: a second chute (23) is formed in the vertical plate (2); the vertical plate (2) is connected with a limiting piece (42) through the second chute (23) in a vertical sliding manner; the top surface of the plug-in sheet (41) is provided with a limit groove (43) which can be plugged with the limit sheet (42).

6. The side slope excavation pre-support apparatus of claim 5, wherein: and a second spring (47) is fixed at the top end of the limiting piece (42), and the top end of the second spring (47) is fixedly connected with the top wall of the second chute (23).

7. The side slope excavation pre-support apparatus of claim 5, wherein: a connecting plate (24) is connected to one side of the vertical plate (2) close to the bottom plate (1) in a sliding manner; a plurality of supporting pieces (25) are fixed on one side, close to the vertical plate (2), of the connecting plate (24); a third sliding groove (33) is formed in one side, close to the bottom plate (1), of the vertical plate (2), and the vertical plate (2) is connected with the abutting piece (25) in a sliding mode through the third sliding groove (33); the limiting piece (42) is close to one side of the bottom plate (1) and provided with an abutting groove (34) which can be spliced with the abutting piece (25), the end part of the abutting piece (25) is far away from one side of the inserting piece (41) and the side wall of the abutting groove (34) far away from the inserting piece (41) are respectively provided with inclined planes (48) which can be mutually abutted.

8. The slope excavation pre-support apparatus of claim 7, wherein: a plurality of springs III (35) are fixed on one side, close to the vertical plate (2), of the connecting plate (24), and one end, far away from the connecting plate (24), of each spring III (35) is fixedly connected with one side, close to the bottom plate (1), of the vertical plate (2).