CN218265095U

CN218265095U - Bearing wall underground construction underpins bearing structure

Info

Publication number: CN218265095U
Application number: CN202222053960.7U
Authority: CN
Inventors: 晋相景; 许庆涛
Original assignee: Individual
Current assignee: Jinchuang Liaoning Construction Technology Development Co ltd
Priority date: 2022-08-05
Filing date: 2022-08-05
Publication date: 2023-01-10
Anticipated expiration: 2032-08-05

Abstract

The utility model discloses a bearing wall underground construction underpins bearing structure, including two three angle irons, two the both ends of three angle irons all are provided with the reinforcement strip, two the equal fixedly connected with horizontal pole of inner wall of three angle irons, be connected with first bracing piece on the horizontal pole, the other end of first bracing piece is connected with the metal box, the inside of metal box is provided with elevating system. The utility model discloses in, the tip that sets up in the inside worm of metal box is provided with driving motor, worm and worm wheel meshing is connected, parallelly connected being provided with the gear in the pivot at worm wheel place, the gear is connected with the rack toothing who sets up on the third bracing piece, consequently, start driving motor drives the worm and rotates, the worm drives the worm wheel and rotates, the worm wheel drives gear revolve through the pivot, make the metal box rise along the third bracing piece, the first bracing piece of connecting rises on the drive metal box, make the angle iron support on the bearing wall, play the underpinning supporting role to the bearing wall.

Description

Bearing wall underground construction underpins bearing structure

Technical Field

The utility model relates to a underpin supports technical field, especially relates to a bearing wall underground construction underpins bearing structure.

Background

The house buildings built in the past 90 years of the last century in China have a large number of brick-concrete structures, and most underground spaces are not developed. With the rapid development of society, the buildings are difficult to adapt to the requirements of use functions, and the bearing walls need to be dismantled to increase the space for the purpose of developing and utilizing underground space.

The bearing wall is a wall body supporting the weight of the upper floor, is a black wall body on an engineering drawing, and can damage the whole building structure when being knocked down, so that the bearing wall needs to be underpinned and supported in the construction process.

The existing supporting technology for underpinning the bearing wall generally adopts a reinforced concrete wall beam structure to underpin, the general construction period of the mode is longer, and the bearing wall with different heights is not convenient to construct.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problems, the underpinning support structure for the underground construction of the bearing wall is provided.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a bearing wall underground construction underpins bearing structure, includes two angle irons, two the both ends of angle iron all are provided with the reinforcement strip, two the lateral wall of angle iron all is provided with a plurality of through holes, the through hole runs through there is stud, stud's both ends all are provided with the nut, two the equal fixedly connected with horizontal pole of inner wall of angle iron, be connected with first bracing piece on the horizontal pole, the other end of first bracing piece is connected with the metal box, the inside of metal box is provided with elevating system, the inside of metal box runs through there is the third bracing piece, the higher authority of third bracing piece is provided with the rack, the side of third bracing piece is provided with the spacing groove, the one end of third bracing piece is connected with the fourth bracing piece, the bottom of fourth bracing piece is connected with first fixing base, the other end of third bracing piece is connected with the second bracing piece, be provided with the adapter sleeve on the second bracing piece, be connected with the fifth bracing piece below the adapter sleeve, the bottom of fifth bracing piece is connected with the second fixing base.

Preferably, the metal box is connected with the limiting groove in a sliding mode.

Preferably, elevating system includes pivot and worm, the both ends of pivot and worm are all connected on the lateral wall of metal box, be provided with worm wheel and gear in the pivot.

Preferably, the gear is meshed with the rack.

Preferably, the worm and the worm wheel are in meshed connection.

Preferably, the end of the worm is provided with a drive motor.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

in this application, the inner wall connection of triangle iron has the horizontal pole, be connected with first bracing piece on the horizontal pole, the one end of first bracing piece is connected with the metal box, the tip that sets up the worm inside the metal box is provided with driving motor, the worm is connected with the worm wheel meshing, parallelly connected being provided with the gear in the pivot at worm wheel place, the gear is connected with the rack toothing that sets up on the third bracing piece, consequently, start driving motor and drive the worm and rotate, the worm drives the worm wheel and rotates, the worm wheel drives gear revolve through the pivot, make the metal box rise along the third bracing piece, it rises to drive the first bracing piece of connecting on the metal box, make triangle iron support on the bearing wall, play the underpinning supporting role to the bearing wall.

Drawings

Fig. 1 is a schematic front view of a structure provided according to an embodiment of the present invention;

fig. 2 is a schematic side view of a structure provided according to an embodiment of the present invention;

fig. 3 is an enlarged schematic structural diagram of a portion a in fig. 1 according to an embodiment of the present invention;

fig. 4 is a schematic diagram illustrating an enlarged structure of a portion B in fig. 1 according to an embodiment of the present invention;

fig. 5 shows a schematic top view of the lifting mechanism according to an embodiment of the present invention.

Illustration of the drawings:

1. triangular iron; 2. reinforcing the strips; 3. a cross bar; 4. a first support bar; 5. a second support bar; 6. connecting sleeves; 7. a third support bar; 8. a fourth support bar; 9. a first fixed seat; 10. a fifth support bar; 11. a second fixed seat; 12. a stud bolt; 13. a nut; 14. a metal case; 15. a worm; 16. a drive motor; 17. a rotating shaft; 18. a worm gear; 19. a gear; 20. a rack; 21. a limiting groove; 22. a through hole.

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 of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution:

the utility model provides a bearing wall underground construction underpins bearing structure, including two triangle irons 1, the both ends of two triangle irons 1 all are provided with reinforcement strip 2, the stability of triangle iron 1 has been improved, the lateral wall of two triangle irons 1 all is provided with a plurality of through holes 22, through hole 22 runs through there is stud 12, stud 12 runs through the bearing wall, the both ends of stud 12 all are provided with nut 13, it is fixed with stud 12 and triangle iron 1, the equal fixedly connected with horizontal pole 3 of inner wall of two triangle irons 1, be connected with first bracing piece 4 on the horizontal pole 3, provide the support to triangle iron 1, the other end of first bracing piece 4 is connected with metal box 14, the inside of metal box 14 is provided with elevating system, play the effect of adjusting the support height, the inside of metal box 14 runs through there is third bracing piece 7, be provided with rack 20 on the third bracing piece 7, the side of third bracing piece 7 is provided with spacing groove 21, the one end of third bracing piece 7 is connected with fourth bracing piece 8, the bottom of fourth bracing piece 8 is connected with first fixing base 9, the other end of third bracing piece 7 is connected with second bracing piece 5, be provided with the effect of second bracing piece 6 and the fixing base 10, the effect of the fixing base 10 of the second bracing piece 11, it all is connected with the fixing base 10 through the effect of second supporting rod 11, the second supporting base, share the effect of second supporting rod 11.

Specifically, as shown in fig. 4, the metal case 14 is slidably coupled to the stopper groove 21 so that the metal case 14 is not released from the third support bar 7.

Specifically, as shown in fig. 5, the lifting mechanism includes a rotating shaft 17 and a worm 15, two ends of the rotating shaft 17 and two ends of the worm 15 are both connected to the side wall of the metal box 14, and the rotating shaft 17 is provided with a worm wheel 18 and a gear 19, so that when the worm wheel 18 rotates, the gear 19 is driven to rotate synchronously.

Specifically, as shown in fig. 5, the gear 19 is engaged with the rack 20, and when the gear 19 rotates, the gear moves along the rack 20.

Specifically, as shown in fig. 5, the worm 15 is engaged with the worm wheel 18, and the worm 15 rotates to drive the worm wheel 18 to rotate, and meanwhile, a self-locking function is provided for the lifting mechanism.

Specifically, as shown in fig. 5, a driving motor 16 is provided at an end of the worm 15, and the worm 15 is rotated by starting the driving motor 16.

In conclusion, when the underpinning support structure for underground construction of the bearing wall provided by the embodiment is used, the driving motor 16 is started, the driving motor 16 drives the worm 15 to rotate, the worm 15 drives the worm wheel 18 to rotate, the worm wheel 18 drives the gear 19 to rotate through the rotating shaft 17, due to the meshing connection of the gear 19 and the rack 20, the gear 19 drives the metal box 14 to ascend along the third support rod 7, so that the first support rod 4 connected to the metal box 14 is driven to ascend, the triangular iron 1 is supported on the side wall of the top end of the bearing wall, the through hole 22 in the side wall of the triangular iron 1 is used for punching the bearing wall, the stud 12 is placed in the bearing wall, and the nuts 13 at two ends of the stud 12 are screwed, so that the triangular irons 1 at two sides of the bearing wall are ensured to be symmetrically distributed, the safety hazard caused by the fact that the triangular iron 1 is inclined is avoided, and the underpinning support function of the bearing wall is realized.

The previous description of the embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The supporting structure for underpinning of the bearing wall in underground construction comprises two triangular irons (1), and is characterized in that reinforcing bars (2) are arranged at two ends of the two triangular irons (1), a plurality of through holes (22) are formed in side walls of the two triangular irons (1), a stud bolt (12) penetrates through the through hole (22), nuts (13) are arranged at two ends of the stud bolt (12), a cross rod (3) is fixedly connected to the inner wall of the two triangular irons (1), a first supporting rod (4) is connected to the cross rod (3), a metal box (14) is connected to the other end of the first supporting rod (4), a lifting mechanism is arranged inside the metal box (14), a third supporting rod (7) penetrates through the inside of the metal box (14), a rack (20) is arranged above the third supporting rod (7), a limiting groove (21) is arranged on the side face of the third supporting rod (7), one end of the third supporting rod (7) is connected with a fourth supporting rod (8), the bottom end of the fourth supporting rod (8) is connected with a first supporting rod (9), a fixing seat (7) is arranged below the second supporting rod (6), and a second supporting rod (6) is connected with a second supporting rod (10), the bottom end of the fifth supporting rod (10) is connected with a second fixed seat (11).

2. An underpinning and supporting structure for underground construction of load bearing wall as claimed in claim 1, characterized in that said metal box (14) is slidingly connected with a limit groove (21).

3. The underpinning support structure for underground construction of load-bearing wall as claimed in claim 1, wherein the lifting mechanism comprises a rotating shaft (17) and a worm (15), both ends of the rotating shaft (17) and the worm (15) are connected to the side wall of the metal box (14), and a worm wheel (18) and a gear (19) are arranged on the rotating shaft (17).

4. A underpinning support structure for underground construction of a load bearing wall as claimed in claim 3 wherein said gear (19) is engaged with the rack (20).

5. A underpinning support structure for underground construction of load bearing wall as claimed in claim 3 wherein said worm (15) and worm gear (18) are engaged.

6. An underpinning support structure for underground construction of load bearing wall as claimed in claim 3, characterized in that the end of said worm (15) is provided with a driving motor (16).