CN212026281U

CN212026281U - Civil construction foundation ditch support device that prevents collapsing

Info

Publication number: CN212026281U
Application number: CN202020544951.6U
Authority: CN
Inventors: 张晏荣; 陈清锋
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-14
Filing date: 2020-04-14
Publication date: 2020-11-27
Anticipated expiration: 2030-04-14

Abstract

The utility model discloses a support device for preventing soil construction foundation pit from collapsing, which comprises a device bottom plate, a lifting mechanism, a device deck plate, an adjusting mechanism, a supporting vertical plate, an adjusting hinged support, a supporting transverse plate and a moving wheel group; the device comprises a device bottom plate and is characterized in that a lifting mechanism is arranged on the upper surface of the device bottom plate, a device deck plate is connected to the upper end of the lifting mechanism, a group of adjusting mechanisms are symmetrically arranged on the device deck plate, a supporting vertical plate is fixedly connected to the middle of the upper surface of the device deck plate, a group of adjusting hinged supports are fixedly arranged on the upper surface of the supporting vertical plate, and a supporting transverse plate is hinged to each adjusting hinged support. The utility model discloses a setting is through setting up elevating system and adjustment mechanism for the constructor is according to the needs of reality, adjusts the height of strutting arrangement and the angle that the diaphragm was supported at the top, has improved the practicality of device.

Description

Civil construction foundation ditch support device that prevents collapsing

Technical Field

The utility model particularly relates to a civil construction technical field specifically is a timbering construction foundation ditch prevents support device that collapses.

Background

Along with the high-speed development of economy, buildings gradually develop to high-rise large areas, the requirements of civil air defense facilities are more and more strict, almost all high-rise buildings are provided with basements, underground garages and the like, high-rise building deep foundations, basements or underground structures are constructed in narrow urban places, the excavation depth of some foundation pits is deeper, the enlarged opening excavation is not allowed, in order to prevent the foundation pit excavation from causing the settlement, inclination, cracking or lateral displacement of the foundation close to the existing buildings, or pipelines from cracking, leaking water and the like, the problems of influencing the normal life and the like are caused, the safety and the smooth construction of engineering are ensured, a special temporary auxiliary supporting structure is often required to be arranged in the deep foundation pit to maintain the balance state of natural foundation soil, so that the normal use safety of the close-to buildings, the underground, the overground facilities and road traffic can be ensured, and the earthwork of the foundation pit can be vertically excavated without slope placement, so that a wide space is provided for foundation construction, and meanwhile, a large amount of earthwork excavation amount and labor force are reduced, and the project progress is accelerated.

When constructing a building foundation pit, in order to ensure safety and prevent collapse accidents, support measures must be taken for the excavated building foundation pit. Factors such as engineering geology and hydrogeology conditions, foundation pit types, excavation depth, use function change, surrounding building environment and the like are comprehensively considered in the building foundation pit supporting structure and construction, elaborate design and construction are achieved, and safety and economy are guaranteed.

The support device which is convenient to move and fast to adjust is lacked in the prior art, and the inconvenience of work is caused to constructors.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a timbering construction foundation ditch supporting device that prevents collapsing to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

an anti-collapse supporting device for a civil construction foundation pit comprises a device bottom plate, a lifting mechanism, a device deck plate, an adjusting mechanism, a supporting vertical plate, an adjusting hinged support, a supporting transverse plate and a moving wheel set; the device comprises a device bottom plate and is characterized in that a lifting mechanism is arranged on the upper surface of the device bottom plate, a device deck plate is connected to the upper end of the lifting mechanism, a group of adjusting mechanisms are symmetrically arranged on the device deck plate, a supporting vertical plate is fixedly connected to the middle of the upper surface of the device deck plate, a group of adjusting hinged supports are fixedly arranged on the upper surface of the supporting vertical plate, and a supporting transverse plate is hinged to each adjusting hinged support.

As a further aspect of the present invention: the lifting mechanism comprises lifting hinged supports, lifting oscillating rods, lifting pulleys, lifting connecting rods, lifting transmission nuts, lifting motor supports, lifting driving motors, lifting couplers and lifting transmission lead screws, the lifting hinged supports are fixedly arranged on the upper surface of a device bottom plate and the lower surface of the device table top plate, the lifting hinged supports are symmetrically arranged in groups respectively in front and back, each lifting hinged support is hinged with a lifting oscillating rod, the other end of each lifting oscillating rod is hinged with a lifting pulley, the two lifting oscillating rods are directly hinged through the lifting connecting rods, the lifting transmission nuts are fixedly arranged on the lifting connecting rods, the lifting motor supports are fixedly arranged on the device bottom plate, the lifting driving motors are hinged on the lifting motor supports, the lifting couplers are fixedly connected on output shafts of the lifting driving motors, the other end of the lifting coupler is fixedly connected with a lifting transmission screw rod, and the lifting transmission screw rod is in threaded transmission connection with a lifting transmission nut.

As a further aspect of the present invention: the adjusting mechanism comprises an adjusting motor support, an adjusting driving motor, an adjusting coupler, an adjusting bearing seat, an adjusting rotating wheel and an adjusting connecting rod, the adjusting motor support is fixedly mounted on the upper surface of the device panel, the adjusting driving motor is fixedly mounted on the adjusting motor support, the adjusting coupler is fixedly mounted on an output shaft of the adjusting driving motor, the adjusting rotating wheel is fixedly mounted at the other end of the adjusting coupler, the adjusting rotating wheel is in a shape of a round rod, a round disc is fixed on the end face of the round rod, a cylindrical bulge is arranged at the other end of the round disc, the round rod of the adjusting rotating wheel penetrates through the adjusting bearing seat to be connected in a hinged mode, the cylindrical bulge of the adjusting rotating wheel is connected with the adjusting connecting rod in a hinged mode, a hinged support is arranged on the lower surface.

As a further aspect of the present invention: the movable wheel group comprises a trundle mounting plate, a trundle rotating support, a trundle buffering spring, a trundle braking vane and a trundle roller, the trundle mounting plate is fixedly mounted on the bottom surface of the device bottom plate, the trundle mounting plate bottom surface is hinged to be connected with the trundle rotating support, the trundle rotating support is hinged to the middle of the trundle rotating support and is connected with the trundle buffering support, the trundle buffering support is hinged to the bottom of the trundle rotating support and is connected with the trundle braking vane, and the trundle buffering support is hinged to the bottom.

As a further aspect of the present invention: the lifting driving motor is a speed-adjustable stepping motor and is provided with an encoder for control.

As a further aspect of the present invention: the supporting transverse plate is made of high-manganese wear-resistant steel, and the surface hardness is HB500 or more.

As a further aspect of the present invention: the caster wheel is made of hard polyurethane, and a ball bearing with a sealing ring is embedded in the caster wheel.

Compared with the prior art, the beneficial effects of the utility model are that:

1. through setting up elevating system, make constructor according to actual needs, it is rotatory to start lift driving motor and drive lift transmission lead screw, screw drive effect through between lift transmission lead screw and the lift transmission nut, make articulated lifting connection pole between the lift swinging arms begin to remove, through the articulated restraint between lift swinging arms and the lift articulated bearing, make the up end of lift swinging arms rise or descend, drive device deck plate rises or descends, when the altitude mixture control of device arrives suitable position, stop lift driving motor, highly adjust strutting arrangement, the practicality of device has been improved.

2. Through setting up adjustment mechanism for the constructor is according to the needs of reality, starts to adjust driving motor and drives and adjust the runner and rotate, because adjust the bearing frame, adjust the runner, adjust and form a crank rocker mechanism between hinged support and the support diaphragm, when adjusting the bearing frame and rotating, the ascending swing motion in direction about the support diaphragm is done, when the swing is to suitable angle, stops to adjust driving motor, accomplishes and adjusts the angle that supports the diaphragm at supporting device top, has improved the practicality of device.

Drawings

Fig. 1 is an overall structure schematic diagram of a civil construction foundation pit collapse prevention supporting device.

Fig. 2 is a schematic structural view of a lifting mechanism of the anti-collapse supporting device for the civil construction foundation pit.

Fig. 3 is a schematic structural diagram of an adjusting mechanism of an anti-collapse supporting device for a civil construction foundation pit.

Fig. 4 is a schematic structural view of a movable wheel set of the anti-collapse supporting device for the civil construction foundation pit.

In the figure: 1-device backplane; 2-a lifting mechanism; 3-device table top board; 4-an adjustment mechanism; 5, supporting a vertical plate; 6-adjusting the hinged support; 7-supporting the transverse plate; 8-moving the wheel set; 21-lifting hinged supports; 22-a lifting oscillating lever; 23-a lifting pulley; 24-a lifting connecting rod; 25-lifting transmission nut; 26-a lifting motor support; 27-a lifting drive motor; 28-lifting coupling; 29-lifting transmission screw rod; 41-adjusting a motor support; 42-adjusting the drive motor; 43-adjusting the coupling; 44-adjusting the bearing seat; 45-adjusting the rotating wheel; 46-an adjusting link; 81-a caster mounting plate; 82-a caster wheel swivel stand; 83-caster cushion mount; 84-caster cushion springs; 85-caster braking vane; 86-caster wheels.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 4, in an embodiment of the present invention, an anti-collapse supporting device for a foundation pit in civil engineering includes a device bottom plate 1, a lifting mechanism 2, a device deck plate 3, an adjusting mechanism 4, a supporting vertical plate 5, an adjusting hinge support 6, a supporting horizontal plate 7 and a moving wheel set 8; the device comprises a device bottom plate 1 and is characterized in that a lifting mechanism 2 is arranged on the upper surface of the device bottom plate 1, a device table panel 3 is connected to the upper end of the lifting mechanism 2, a group of adjusting mechanisms 4 are symmetrically arranged on the device table panel 3, a supporting vertical plate 5 is fixedly connected to the middle of the upper surface of the device table panel 3, a group of adjusting hinged supports 6 are fixedly arranged on the upper surface of the supporting vertical plate 5, and a supporting transverse plate 7 is hinged to each adjusting hinged support 6. The lifting mechanism 2 comprises lifting hinged supports 21, lifting oscillating rods 22, lifting pulleys 23, lifting connecting rods 24, lifting transmission nuts 25, lifting motor supports 26, lifting driving motors 27, lifting couplers 28 and lifting transmission screw rods 29, the lifting hinged supports 21 are fixedly arranged on the upper surface of the device base plate 1 and the lower surface of the device table panel 3, the lifting hinged supports 21 are symmetrically arranged in groups in front and at the back, each lifting hinged support 21 is hinged with a lifting oscillating rod 22, the other end of each lifting oscillating rod 22 is hinged with a lifting pulley 23, the two lifting oscillating rods 22 are directly hinged through the lifting connecting rods 24, the lifting transmission nuts 25 are fixedly arranged on the lifting connecting rods 24, the lifting motor supports 26 are fixedly arranged on the device base plate 1, the lifting driving motors 27 are hinged on the lifting motor supports 26, and the lifting couplers 28 are fixedly connected on output shafts of the lifting driving motors 27, the other end of the lifting coupling 28 is fixedly connected with a lifting transmission screw rod 29, and the lifting transmission screw rod 29 is in threaded transmission connection with a lifting transmission nut 25; when the height of the device needs to be adjusted, the lifting driving motor 27 is started to drive the lifting transmission screw rod 29 to rotate, the hinged lifting connecting rod 24 between the lifting oscillating rods 22 starts to move through the thread transmission effect between the lifting transmission screw rod 29 and the lifting transmission nut 25, the upper end face of the lifting oscillating rod 22 rises or falls through the hinged constraint between the lifting oscillating rod 22 and the lifting hinged support 21, the device platform panel 3 is driven to rise or fall, and when the height of the device is adjusted to a proper position, the lifting driving motor 27 is stopped, and the height adjustment is completed.

The adjusting mechanism 4 comprises an adjusting motor support 41, an adjusting driving motor 42, an adjusting coupling 43, an adjusting bearing seat 44, an adjusting rotating wheel 45 and an adjusting connecting rod 46, wherein the adjusting motor support 41 is fixedly arranged on the upper surface of the device panel 3, the adjusting driving motor 42 is fixedly arranged on the adjusting motor support 41, the adjusting coupling 43 is fixedly arranged on an output shaft of the adjusting driving motor 42, the adjusting rotating wheel 45 is fixedly arranged at the other end of the adjusting coupling 43, the adjusting rotating wheel 45 is in a circular rod shape, a circular disk is fixedly arranged on the end surface of the circular rod, a cylindrical bulge is arranged at the other end of the circular disk, the circular rod of the adjusting rotating wheel 45 penetrates through the adjusting bearing seat 44 to be hinged, the cylindrical bulge of the adjusting rotating wheel 45 is hinged and connected with the adjusting connecting rod 46, a hinged support is arranged on the; when the device angle needs to be adjusted, the adjusting driving motor 42 is started to drive the adjusting rotating wheel 45 to rotate, and as a crank rocker mechanism is formed among the adjusting bearing seat 44, the adjusting rotating wheel 45, the adjusting hinged support 6 and the supporting transverse plate 7, when the adjusting bearing seat 44 rotates, the supporting transverse plate 7 does up-and-down swinging motion, and when the device swings to a proper angle, the adjusting driving motor 42 is stopped to complete adjustment.

The movable wheel set 8 comprises a caster wheel mounting plate 81, a caster wheel rotating support 82, a caster wheel buffering support 83, a caster wheel buffering spring 84, a caster wheel braking plate 85 and a caster wheel 86, the caster wheel mounting plate 81 is fixedly mounted on the bottom surface of the device bottom plate 1, the caster wheel rotating support 82 is hinged to the bottom surface of the caster wheel mounting plate 81, the caster wheel buffering support 83 is hinged to the middle of the caster wheel rotating support 82, the caster wheel buffering spring 84 is hinged to the bottom of the caster wheel rotating support 82, the caster wheel braking plate 85 is hinged to the side surface of the caster wheel buffering support 83, and the caster wheel 86 is hinged to; when the device needs to be moved or fixed, the caster braking plate 85 in the movable wheel set 8 is broken to the horizontal position, the pushing device can be moved, the caster buffer spring 84 which is hinged between the caster rotating support 82 and the caster buffer support 83 can play a role in buffering in the moving process, and when the device needs to be fixed, the caster braking plate 85 is broken to enable the device to be tightly clamped with the caster roller 86, so that the device can be prevented from sliding, and the effect of the fixing device is achieved.

The utility model discloses a theory of operation is: when in use, firstly, the height is adjusted according to actual requirements, the lifting driving motor 27 is started to drive the lifting transmission screw 29 to rotate, the lifting connecting rod 24 hinged between the lifting oscillating rods 22 starts to move through the thread transmission effect between the lifting transmission screw 29 and the lifting transmission nut 25, the upper end surface of the lifting oscillating rod 22 is lifted or descended through the hinged constraint between the lifting oscillating rod 22 and the lifting hinged support 21, the device table panel 3 is driven to lift or descend, when the height of the device is adjusted to a proper position, the lifting driving motor 27 is stopped, the height adjustment is completed, the shape of the top of the device is continuously adjusted, the adjusting driving motor 42 is started to drive the adjusting rotating wheel 45 to rotate, and a crank rocker mechanism is formed among the adjusting bearing seat 44, the adjusting rotating wheel 45, the adjusting hinged support 6 and the supporting transverse plate 7, when the adjusting bearing seat 44 rotates, the supporting cross plate 7 makes a swinging motion in the up-and-down direction, and when the supporting cross plate swings to a proper angle, the adjusting driving motor 42 is stopped to complete the adjustment. When a mobile device is needed, the caster braking plate 85 in the mobile wheel set 8 is broken to the horizontal direction, the pushing device can be moved, the caster buffer spring 84 which is hinged between the caster rotating support 82 and the caster buffer support 83 can play a role in buffering in the moving process, and when the device is required to be fixed, the caster braking plate 85 is broken to enable the device to be tightly clamped with the caster roller 86, so that the device can be prevented from sliding, and the fixing device is used.

Confirm the angle of supporting diaphragm 7 according to actual need, for example, what drop on the spot is bold soil block or stone, it is more dangerous, then will support comparatively gentle some of the angle setting of diaphragm 7, prevent that soil block or stone from supporting diaphragm 7 landing injures the staff by a crashing object, and when dropping for gravel or the soil block of tiny granule on the spot, steep some that will support the angle setting of diaphragm 7, make the gravel fall to ground, prevent to pile up and take place danger, can set for the angle of supporting diaphragm 7 according to the structural shape at gallery top simultaneously, the effect of support has been played.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a timberwork foundation ditch support device that collapses, includes device bottom plate (1), elevating system (2), device deck plate (3), adjustment mechanism (4), supports riser (5), adjusts articulated support (6), supports diaphragm (7) and removes wheelset (8), its characterized in that: the device is characterized in that the upper surface of the device bottom plate (1) is provided with a lifting mechanism (2), the upper end of the lifting mechanism (2) is connected with a device table board (3), a group of adjusting mechanisms (4) are symmetrically arranged on the device table board (3), the middle part of the upper surface of the device table board (3) is fixedly connected with a supporting vertical plate (5), a group of adjusting hinged supports (6) are fixedly arranged on the upper surface of the supporting vertical plate (5), and a supporting transverse plate (7) is hinged to each adjusting hinged support (6).

2. The anti-collapse supporting device for the civil construction foundation pit according to claim 1, wherein the lifting mechanism (2) comprises lifting hinged supports (21), lifting oscillating rods (22), lifting pulleys (23), lifting connecting rods (24), lifting transmission nuts (25), lifting motor supports (26), lifting driving motors (27), lifting couplers (28) and lifting transmission lead screws (29), the lifting hinged supports (21) are fixedly arranged on the upper surface of the device bottom plate (1) and the lower surface of the device deck plate (3), the lifting hinged supports (21) are symmetrically arranged in front and back and are respectively provided with one group, each lifting hinged support (21) is hinged with a lifting oscillating rod (22), the other end of each lifting oscillating rod (22) is hinged with a lifting pulley (23), and the two lifting oscillating rods (22) are directly hinged and connected through the lifting connecting rods (24), the lifting device is characterized in that a lifting transmission nut (25) is fixedly arranged on the lifting connecting rod (24), a lifting motor support (26) is fixedly arranged on the device bottom plate (1), a lifting driving motor (27) is hinged to the lifting motor support (26), a lifting coupler (28) is fixedly connected to an output shaft of the lifting driving motor (27), the other end of the lifting coupler (28) is fixedly connected with a lifting transmission screw rod (29), and the lifting transmission screw rod (29) is in threaded transmission connection with the lifting transmission nut (25).

3. The anti-collapse supporting device for the civil construction foundation pit according to claim 1, wherein the adjusting mechanism (4) comprises an adjusting motor support (41), an adjusting driving motor (42), an adjusting coupler (43), an adjusting bearing support (44), an adjusting rotating wheel (45) and an adjusting connecting rod (46), the adjusting motor support (41) is fixedly installed on the upper surface of the device deck plate (3), the adjusting driving motor (42) is fixedly installed on the adjusting motor support (41), the adjusting coupler (43) is fixedly installed on an output shaft of the adjusting driving motor (42), the adjusting rotating wheel (45) is fixedly installed at the other end of the adjusting coupler (43), the adjusting rotating wheel (45) is in a shape that a circular disc is fixed on a circular rod end face, a cylindrical protrusion is arranged at the other end of the circular disc, a circular rod of the adjusting rotating wheel (45) penetrates through the adjusting bearing support (44) to be hinged, the cylindrical protrusion of the adjusting rotating wheel (45) is hinged with an adjusting connecting rod (46), the lower surface of the supporting transverse plate (7) is provided with a hinged support, and the hinged support is hinged with the other end of the adjusting connecting rod (46).

4. The anti-collapse supporting device for the civil construction foundation pit according to claim 1, the movable wheel set (8) comprises a caster wheel mounting plate (81), a caster wheel rotating bracket (82), a caster wheel buffering bracket (83), a caster wheel buffering spring (84), a caster wheel braking plate (85) and a caster wheel (86), the caster wheel mounting plate (81) is fixedly arranged on the bottom surface of the device bottom plate (1), the bottom surface of the caster wheel mounting plate (81) is hinged with a caster wheel rotating bracket (82), the middle part of the caster wheel rotating bracket (82) is hinged with a caster wheel buffering bracket (83), the bottom of the caster wheel rotating bracket (82) is hinged with a caster wheel buffer spring (84), the side surface of the caster wheel buffer bracket (83) is hinged with a caster wheel braking vane (85), the bottom of the caster wheel buffer bracket (83) is hinged with a caster wheel (86).

5. An anti-collapse support device for a civil construction foundation pit according to claim 2, wherein the lifting driving motor (27) is a speed-adjustable stepping motor, and is controlled by an encoder.

6. The anti-collapse supporting device for the civil construction foundation pit according to claim 1, wherein the supporting transverse plate (7) is made of high manganese wear-resistant steel and has a surface hardness of HB500 or more.

7. The anti-collapse supporting device for the civil construction foundation pit according to claim 4, wherein the caster wheels (86) are made of hard polyurethane, and ball bearings with sealing rings are embedded in the caster wheels.