CN113774919A

CN113774919A - Building foundation pit safety device

Info

Publication number: CN113774919A
Application number: CN202110904676.3A
Authority: CN
Inventors: 崔寿国
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-07
Filing date: 2021-08-07
Publication date: 2021-12-10

Abstract

The invention discloses a building foundation pit safety protection device which comprises a fixing mechanism, wherein the fixing mechanism comprises a bottom plate, two positioning holes are formed in the bottom plate in a penetrating mode, positioning pins are inserted into the two positioning holes, a fixing groove is formed in the right side of the lower end of the bottom plate, a transverse plate is connected in the fixing groove in a sliding mode, and an adjusting mechanism used for adjusting the transverse plate is arranged in the fixing groove. The invention has better protection effect on the foundation pit, can not collapse due to treading and has wider application range.

Description

Building foundation pit safety device

Technical Field

The invention relates to the technical field of foundation pit protection, in particular to a building foundation pit safety protection device.

Background

The foundation pit is a soil pit excavated at the design position of the foundation according to the elevation of the foundation and the plane size of the foundation. Before excavation, an excavation scheme is determined according to geological and hydrological data and by combining the conditions of buildings nearby the site, waterproof drainage work is performed, a side slope placing method can be used for people who do not excavate deeply, so that the soil slope is stable, the gradient size is determined according to relevant construction regulations, people who excavate deeply and nearby buildings can use a foundation pit wall supporting method and a concrete spraying wall protecting method, and large foundation pits even adopt methods such as interlocking of underground continuous walls and columnar bored piles and the like to prevent the outside soil layer from collapsing; for those who have no influence on nearby buildings, the underground water level can be reduced by a well point method, and slope releasing open cut is adopted; in cold regions, natural cold freezing method can be adopted for excavation and the like.

Current foundation ditch protective equipment is when protecting the foundation ditch, fixes with the inner wall of foundation ditch for the most, when the collapse on a large scale appears in the foundation ditch, and protective equipment can collapse thereupon, and is relatively poor to the protective effect of foundation ditch, and when the operation was carried out in shallower foundation ditch in addition, the edge of foundation ditch had often been trampled to the staff, had increased the risk that the foundation ditch collapsed.

Therefore, the building foundation pit safety protection device is provided to solve the problems.

Disclosure of Invention

The invention aims to solve the problems that in the prior art, the foundation pit is trampled to increase the collapse risk and the protection effect is poor when the foundation pit collapses in a large range, and provides a building foundation pit safety protection device.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a building foundation ditch safety device, includes fixed establishment, fixed establishment includes the bottom plate, the bottom plate runs through from top to bottom and is equipped with two locating holes, two the locating hole interpolation is equipped with the locating pin, the lower extreme right side of bottom plate is equipped with fixed fluting, sliding connection has the diaphragm in the fixed fluting, be equipped with the adjustment mechanism who is used for adjusting the diaphragm in the fixed fluting.

Preferably, adjustment mechanism includes two and fixed fluting inside wall and rotates the first threaded rod of being connected, two the right-hand member of first threaded rod all with diaphragm threaded connection, two through the transmission of first drive mechanism between the first threaded rod and be connected, be equipped with the dwang in the fixed fluting, through bevel gear group transmission connection between dwang and one of them first threaded rod, the upper end of dwang is rotated and is run through bottom plate and coaxial fixedly connected with turning handle.

Preferably, the first transmission mechanism comprises two first belt pulleys, the two first belt pulleys are in transmission connection through a first belt, and the two first belt pulleys are respectively and fixedly connected with the two first threaded rods in a coaxial mode.

Preferably, the bevel gear set comprises a first bevel gear and a second bevel gear which are meshed with each other, the first bevel gear is coaxially and fixedly connected with the rotating rod, and the second bevel gear is coaxially and fixedly connected with the first threaded rod.

Preferably, the protective device further comprises a protective mechanism, the protective mechanism comprises a first U-shaped plate, the left end of the first U-shaped plate is rotatably connected with the lower side of the right end of the transverse plate, a second U-shaped plate is slidably connected in the first U-shaped plate, a vertical plate is slidably connected in the second U-shaped plate, two second threaded rods are vertically and rotatably arranged in a penetrating manner and are in transmission connection with each other through a second transmission mechanism, a motor is fixedly connected to the upper end of the first U-shaped plate, a driving shaft of the motor is in transmission connection with one of the second threaded rods through a first gear set, the lower ends of the two second threaded rods are in threaded penetrating arrangement through the second U-shaped plate, matching grooves matched with the second threaded rods are formed in the vertical plate, sliding sleeves are respectively sleeved outside the two second threaded rods, the upper ends of the two sliding sleeves are rotatably connected with the inner top of the second U-shaped plate, the interior top of second U template rotates and is connected with two third threaded rods, two the lower extreme of third threaded rod all with the upper end threaded connection of riser, be located the homonymy be connected through the transmission of second gear train between sliding sleeve and the third threaded rod.

Preferably, the second transmission mechanism comprises two second belt wheels, the two second belt wheels are in transmission connection through a second belt, and the two second belt wheels are respectively and fixedly connected with the two second threaded rods in a coaxial mode.

Preferably, the first gear set comprises a first gear and a fluted disc which are meshed with each other, the first gear is coaxially and fixedly connected with a driving shaft of the motor, and the fluted disc is coaxially and fixedly connected with the second threaded rod.

Preferably, the second gear set comprises a second gear and a third gear which are meshed with each other, the second gear is coaxially and fixedly connected with the sliding sleeve, and the third gear is coaxially and fixedly connected with a third threaded rod.

Preferably, a plurality of light reflecting plates are arranged on the outer side wall of the first U-shaped plate.

Preferably, the rotation angle between the first U-shaped plate and the transverse plate is 0-90 degrees.

Compared with the prior art, the invention has the beneficial effects that:

1. by arranging the fixing mechanism, the rotating rod is driven to rotate through the rotating handle, the rotating rod drives the two first threaded rods to rotate, the two first threaded rods drive the transverse plate to move until the transverse plate is at a proper position, the bottom plate can be fixed at a position away from the foundation pit by the positioning pin, the first U-shaped plate is attached to the inner wall of the foundation pit, when a larger-range collapse occurs, the first U-shaped plate can protect the edge of the foundation pit, meanwhile, the collapse condition caused by treading on the edge of the foundation pit is avoided, and the protection effect on the foundation pit is better;

2. through setting up protection machanism, drive two second threaded rods through the motor and rotate, two second threaded rods drive the lift of second U template, and meanwhile, two second threaded rods drive two third threaded rods and rotate, and two third threaded rods drive the riser and go up and down, can highly adjust the guard plate of foundation ditch, and the scope of application is wider.

The invention has better protection effect on the foundation pit, can not collapse due to treading and has wider application range.

Drawings

FIG. 1 is a front perspective view of a safety device for a foundation pit of a building according to the present invention;

FIG. 2 is a perspective view of a top view of a safety guard for a foundation pit of a building according to the present invention;

FIG. 3 is a perspective view of a protection mechanism in a safety protection device for a foundation pit of a building according to the present invention;

fig. 4 is a perspective view of the position structures of a first U-shaped plate, a second U-shaped plate and a vertical plate in the building foundation pit safety protection device provided by the invention.

In the figure: the light-emitting diode display panel comprises a base plate 1, positioning holes 2, positioning pins 3, a fixing groove 4, a transverse plate 5, an adjusting mechanism 6, a first threaded rod 7, a first transmission mechanism 8, a rotating rod 9, a bevel gear set 10, a rotating handle 11, a first belt pulley 12, a first bevel gear 13, a second bevel gear 14, a first U-shaped plate 15, a second U-shaped plate 16, a vertical plate 17, a second threaded rod 18, a second transmission mechanism 19, a motor 20, a first gear set 21, a matching groove 22, a sliding sleeve 23, a third threaded rod 24, a second gear set 25, a second belt pulley 26, a first gear 27, a fluted disc 28, a second gear 29, a third gear 30 and a reflecting plate 31.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-4, a building foundation pit safety device, including fixed establishment, fixed establishment includes bottom plate 1, bottom plate 1 runs through from top to bottom and is equipped with two locating holes 2, two locating hole 2 interpolates and is equipped with locating pin 3, the lower extreme right side of bottom plate 1 is equipped with fixed fluting 4, sliding connection has diaphragm 5 in the fixed fluting 4, be equipped with the adjustment mechanism 6 that is used for adjusting diaphragm 5 in the fixed fluting 4, specifically, adjustment mechanism 6 includes two and fixed fluting 4 inside wall rotates the first threaded rod 7 of being connected, the right-hand member of two first threaded rods 7 all with diaphragm 5 threaded connection.

According to the invention, two first threaded rods 7 are in transmission connection through a first transmission mechanism 8, further, the first transmission mechanism 8 comprises two first belt pulleys 12, the two first belt pulleys 12 are in transmission connection through a first belt, the two first belt pulleys 12 are respectively and fixedly connected with the two first threaded rods 7 in a coaxial mode, a rotating rod 9 is arranged in the fixed groove 4, the rotating rod 9 is in transmission connection with one of the first threaded rods 7 through a bevel gear set 10, and further, the bevel gear set 10 comprises a first bevel gear 13 and a second bevel gear 14 which are meshed with each other.

In the invention, a first bevel gear 13 is coaxially and fixedly connected with a rotating rod 9, a second bevel gear 14 is coaxially and fixedly connected with a first threaded rod 7, the upper end of the rotating rod 9 is rotatably penetrated through a bottom plate 1 and coaxially and fixedly connected with a rotating handle 11, the invention also comprises a protection mechanism, the protection mechanism comprises a first U-shaped plate 15, a plurality of reflecting plates 31 are arranged on the outer side wall of the first U-shaped plate 15, the left end of the first U-shaped plate 15 is rotatably connected with the lower side of the right end of a transverse plate 5, the rotation angle between the first U-shaped plate 15 and the transverse plate 5 is 0-90 degrees, and a second U-shaped plate 16 is slidably connected in the first U-shaped plate 15.

In the invention, a vertical plate 17 is slidably connected in a second U-shaped plate 16, the first U-shaped plate 15 vertically rotates and is provided with two second threaded rods 18 in a penetrating manner, the two second threaded rods 18 are in transmission connection through a second transmission mechanism 19, it is worth mentioning that the second transmission mechanism 19 comprises two second belt wheels 26, the two second belt wheels 26 are in transmission connection through a second belt, the two second belt wheels 26 are respectively and coaxially and fixedly connected with the two second threaded rods, the upper end of the first U-shaped plate 15 is fixedly connected with a motor 20, it should be noted that the motor 20 can adopt a stepping motor with a model of PLX and is electrically connected with an external power supply, for the prior art, details are not described in detail specifically, a driving shaft of the motor 20 is in transmission connection with one of the second threaded rods 18 through a first gear set 21, and further, the first gear set 21 comprises a first gear 27 and a fluted disc 28 which are meshed with each other, the first gear 27 is coaxially and fixedly connected with a driving shaft of the motor 20, the fluted disc 28 is coaxially and fixedly connected with the second threaded rods 18, and the lower ends of the two second threaded rods 18 are both arranged in a way that the threads penetrate through the second U-shaped plate 16.

In the invention, the vertical plate 17 is provided with the matching groove 22 matched with the second threaded rod 18, the two second threaded rods 18 are respectively sleeved with the sliding sleeve 23 in a sliding mode, the upper ends of the two sliding sleeves 23 are respectively and rotatably connected with the inner top of the second U-shaped plate 16, the inner top of the second U-shaped plate 16 is rotatably connected with the two third threaded rods 24, the lower ends of the two third threaded rods 24 are respectively and rotatably connected with the upper end of the vertical plate 17, the sliding sleeves 23 and the third threaded rods 24 positioned on the same side are in transmission connection through the second gear set 25, furthermore, the second gear set 25 comprises the second gear 29 and the third gear 30 which are mutually meshed, the second gear 29 is coaxially and fixedly connected with the sliding sleeves 23, and the third gear 30 is coaxially and fixedly connected with the third threaded rods 24.

When the invention is installed, the first U-shaped plate 15 is rotated to enable the first U-shaped plate 15 to be vertical to the transverse plate 5, then the first U-shaped plate 15 is placed in a foundation pit, the rotating handle 11 is rotated at the moment, the rotating handle 11 drives the rotating rod 9 to rotate, the rotating rod 9 drives the first bevel gear 13 to rotate, the first bevel gear 13 drives the second bevel gear 14 to rotate, the second bevel gear 14 drives one of the first threaded rods 7, one of the first threaded rods 7 drives the other first threaded rod 7 to rotate through two first belt pulleys 12 and a first belt, the two first threaded rods 7 drive the transverse plate 5 to move until the proper position, at the moment, the first U-shaped plate 15 is attached to the inner wall of the foundation pit, then the bottom plate 1 is fixed through the positioning pins 3, the motor 20 drives the first gear 27 to rotate, the first gear 27 drives the fluted disc 28 to rotate, the fluted disc 28 drives one of the second threaded rods 18 to rotate, one of them second threaded rod 18 drives another second threaded rod 18 through two second belt pulleys 26 and second belt and rotates, two second threaded rods 18 drive second U template 16 and go up and down, meanwhile, two second threaded rods 18 drive two sliding sleeve 23 and rotate, two sliding sleeve 23 drive two second gears 29 and rotate, two second gears 29 drive two third gears 30 and rotate, two third gears 30 drive two third threaded rods 24 and rotate, two third threaded rods 24 drive riser 17 and go up and down, until riser 17 and the interior bottom counterbalance contact of foundation ditch and support tightly can.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a building foundation pit safety device, includes fixed establishment, its characterized in that, fixed establishment includes bottom plate (1), bottom plate (1) runs through from top to bottom and is equipped with two locating holes (2), two locating hole (2) interpolation is equipped with locating pin (3), the lower extreme right side of bottom plate (1) is equipped with fixed fluting (4), sliding connection has diaphragm (5) in fixed fluting (4), be equipped with adjustment mechanism (6) that are used for adjusting diaphragm (5) in fixed fluting (4), adjustment mechanism (6) include two with fixed fluting (4) inside wall rotation connection's first threaded rod (7), two the right-hand member of first threaded rod (7) all with diaphragm (5) threaded connection, two connect through first drive mechanism (8) transmission between first threaded rod (7), be equipped with dwang (9) in fixed fluting (4), dwang (9) are connected through bevel gear group (10) transmission between one of them first threaded rod (7), the upper end of dwang (9) is rotated and is run through bottom plate (1) and coaxial fixedly connected with turning handle (11), first drive mechanism (8) include two first belt pulleys (12), two connect through first belt transmission between first belt pulley (12), two first belt pulley (12) respectively with two first threaded rod (7) coaxial fixed connection.

2. The building foundation pit safety protection device according to claim 1, wherein the bevel gear set (10) comprises a first bevel gear (13) and a second bevel gear (14) which are meshed with each other, the first bevel gear (13) is coaxially and fixedly connected with the rotating rod (9), and the second bevel gear (14) is coaxially and fixedly connected with the first threaded rod (7).

3. The building foundation pit safety protection device according to claim 1, further comprising a protection mechanism, wherein the protection mechanism comprises a first U-shaped plate (15), the left end of the first U-shaped plate (15) is rotatably connected with the lower side of the right end of the transverse plate (5), a second U-shaped plate (16) is slidably connected with the first U-shaped plate (15), a vertical plate (17) is slidably connected with the second U-shaped plate (16), the first U-shaped plate (15) vertically rotates and is provided with two second threaded rods (18), the two second threaded rods (18) are in transmission connection through a second transmission mechanism (19), a motor (20) is fixedly connected with the upper end of the first U-shaped plate (15), a driving shaft of the motor (20) is in transmission connection with one of the second threaded rods (18) through a first gear set (21), and the lower ends of the two second threaded rods (18) are both in threaded arrangement through the second U-shaped plate (16), be equipped with on riser (17) with second threaded rod (18) assorted matching groove (22), two the outer equal slip cover of second threaded rod (18) is equipped with sliding sleeve (23), two the upper end of sliding sleeve (23) all is connected with the interior top rotation of second U template (16), the interior top rotation of second U template (16) is connected with two third threaded rod (24), two the lower extreme of third threaded rod (24) all with the upper end threaded connection of riser (17), be located the homonymy be connected through second gear train (25) transmission between sliding sleeve (23) and third threaded rod (24).

4. The safety device for the building foundation pit according to claim 3, wherein the second transmission mechanism (19) comprises two second pulleys (26), the two second pulleys (26) are in transmission connection through a second belt, and the two second pulleys (26) are respectively and fixedly connected with the two second threaded rods in a coaxial manner.

5. The building foundation pit safety protection device according to claim 3, wherein the first gear set (21) comprises a first gear (27) and a fluted disc (28) which are meshed with each other, the first gear (27) is coaxially and fixedly connected with a driving shaft of the motor (20), and the fluted disc (28) is coaxially and fixedly connected with the second threaded rod (18).

6. A safety guard for a foundation pit of a building according to claim 3, wherein the second gear set (25) comprises a second gear (29) and a third gear (30) which are engaged with each other, the second gear (29) is coaxially and fixedly connected with the sliding sleeve (23), and the third gear (30) is coaxially and fixedly connected with the third threaded rod (24).

7. The safety device for the building foundation pit according to claim 3, wherein a plurality of light reflecting plates (31) are arranged on the outer side wall of the first U-shaped plate (15).

8. The safety device for the building foundation pit according to claim 1, wherein the rotation angle between the first U-shaped plate (15) and the transverse plate (5) is 0-90 degrees.