CN217601494U

CN217601494U - Open caisson foundation for construction engineering construction

Info

Publication number: CN217601494U
Application number: CN202221483775.5U
Authority: CN
Inventors: 周承涛
Original assignee: Guangdong Guojia Construction Engineering Co ltd
Current assignee: Guangdong Guojia Construction Engineering Co ltd
Priority date: 2022-06-14
Filing date: 2022-06-14
Publication date: 2022-10-18
Anticipated expiration: 2032-06-14

Abstract

The application discloses open caisson foundation of building engineering construction usefulness relates to open caisson technical field, including the underframe, can dismantle on relative two lateral walls in the underframe inner chamber and be connected with the head rod, underframe top fixedly connected with open caisson body. This application is through the underframe, the head rod, the second connecting rod, cooperation setting between metal covering and anchor strut isotructure, the head rod sets up on the underframe inner wall, the second connecting rod sets up on open caisson body is inside, through metal covering and anchor strut fixed connection between head rod and the second connecting rod, can the greatly increased concrete and the contact surface of open caisson body and underframe inner wall, simultaneously drag the effect through anchor strut to head rod and second connecting rod, greatly increased the stability of being connected between concrete of pouring and the open caisson body, strengthen the security on open caisson basis, reduce the open caisson consumptive material more, realize energy-concerving and environment-protective.

Description

Open caisson foundation for construction engineering construction

Technical Field

The application relates to the technical field of open caisson, in particular to an open caisson foundation for constructional engineering construction.

Background

The open caisson foundation is a type of underground structure and deep foundation constructed by the open caisson method. The construction method comprises the steps of firstly manufacturing a well cylindrical structure (open caisson) on the ground surface, then continuously excavating soil from the open caisson under the enclosure of the well wall to enable the open caisson to gradually sink under the self-weight action, and sealing the bottom after the preset design elevation is reached to construct the internal structure. The method is widely applied to the foundations of bridges, chimneys and water towers; deep well structures such as a water pump room, an underground oil depot, a pool shaft and the like and working wells of shield or top pipes.

After the open caisson structure sinks to suitable position again, need seal open caisson structure bottom through concreting, lack connecting device on the current open caisson structure inner wall, probably lead to being connected insecure between concrete and the open caisson structure.

SUMMERY OF THE UTILITY MODEL

Lack the jointing equipment on the structure inner wall in order to improve current open caisson, probably lead to the unstable problem of being connected between concrete and the open caisson structure, this application provides an open caisson basis that building engineering construction used.

The application provides an open caisson foundation for building engineering construction, adopts following technical scheme:

the utility model provides an open caisson basis of building engineering construction usefulness, includes the underframe, can dismantle on two relative lateral walls in the underframe inner chamber and be connected with the head rod, underframe top fixedly connected with open caisson body, the open caisson body is close to can dismantle on two relative lateral walls of one end of head rod and be connected with the second connecting rod, the head rod with the second connecting rod is located same vertical plane, the head rod with all overlap on the surface of second connecting rod and be equipped with the metal covering, with one side the head rod with the cover is established on the second connecting rod be equipped with the anchor strut between the metal covering, the both ends of anchor strut respectively with two metal covering outer wall fixed connection.

Through the technical scheme, when the open caisson structure is used, a user can weld the bottom frame and the open caisson body, place the bottom frame on the foundation downwards, extrude the foundation through the gravity of the bottom frame and the open caisson body, enable the open caisson body to sink into the soil, sink the open caisson body into the soil, and dig the soil in the open caisson body, the user can connect the first connecting rod and the second connecting rod with the inner walls of the bottom frame and the open caisson body respectively in a screwing mode, after connection is finished, the user can sleeve the metal sleeves on the outer surfaces of the first connecting rod and the second connecting rod respectively, after the two ends of the reinforcing rods are aligned with the two metal sleeves on the same vertical plane, weld the end parts of the reinforcing rods on the metal sleeves, and finally, the user can pour concrete at the bottom of the inner cavity of the open caisson body.

Optionally, the bottom frame is of a rectangular frame-shaped structure, and the size of the bottom section of the bottom frame is reduced from top to bottom in sequence.

Through adopting above technical scheme, reduce the bottom cross-section size of underframe from the top down in proper order, can reduce the contact surface of underframe bottom and ground to increase the pressure size that the underframe was applyed the ground, conveniently subside the open caisson body on the underframe inside to the ground.

Optionally, the open caisson body is a rectangular box-shaped structure, the top and the bottom of the open caisson body are both open, and the thickness of the side wall of the open caisson body is equal to the width of the side wall of the top of the bottom frame.

Through adopting above technical scheme, set up the top and the bottom of open the open caisson body, convenience of customers clears up the inside earth of open caisson body, and the lateral wall thickness of open caisson body equals the width of underframe top lateral wall, makes things convenient for the open caisson body to subside to the ground inside.

Optionally, symmetrical first connecting holes are formed in the inner wall of the bottom frame, symmetrical second connecting holes are formed in the side wall of the bottom of the open caisson body, and the first connecting holes formed in the bottom frame and the second connecting holes formed in the open caisson body are located on the same vertical plane.

Through adopting above technical scheme, set up the first connecting hole and be used for installing the head rod on the lateral wall of underframe, set up the second connecting hole and be used for installing the second connecting rod on the lateral wall of open caisson body.

Optionally, sealing plugs are respectively arranged in the inner cavities of the first connecting hole and the second connecting hole, the sealing plugs are inserted into the first connecting hole and the second connecting hole in a penetrating manner, and the sealing plugs are in threaded connection with the first connecting hole and the second connecting hole.

Through adopting above technical scheme, set up the sealing plug in first connecting hole and second connecting hole inside for seal first connecting hole and second connecting hole through the sealing plug before installation head rod and second connecting rod, avoid earth to get into inside first connecting hole and the second connecting hole as far as possible, cause the problem that first connecting hole and second connecting hole blockked up.

Optionally, the metal sleeve is of a circular tubular structure, the diameter of the metal sleeve is equal to the diameter of the first connecting rod and the second connecting rod, and the distance between the two metal sleeves on the same vertical plane is equal to the length of the reinforcing rod.

Through adopting above technical scheme, set up the pipe diameter of metal covering to being equal to the diameter of head rod and second connecting rod, can avoid the metal covering to rock at head rod and second connecting rod surface as far as possible, the interval that is located between two metal coverings on the same vertical plane equals the length of gusset plate, convenience of customers welds the gusset plate between two metal coverings.

Optionally, a screwing handle is arranged on the outer surface of the metal sleeve, the screwing handle penetrates through the metal sleeve, and the screwing handle is in threaded connection with the metal sleeve.

Through adopting above technical scheme, set up the wrench on the metal covering, make the user can be to the interior screw thread of metal covering inner chamber and twist the hand, extrude head rod and second connecting rod through twisting the hand, fix the metal covering on the suitable position of head rod and second connecting rod.

Optionally, one end of the metal sleeve, which is far away from the bottom frame and the side wall of the open caisson body, is provided with a limit nut, the limit nut is sleeved on the first connecting rod and the second connecting rod, and the limit nut is in threaded connection with the first connecting rod and the second connecting rod.

Through adopting above technical scheme, set up stop nut and be used for carrying out the position to the metal covering and prescribe a limit to, avoid the metal covering to come off from head rod and second connecting rod tip as far as possible, lead to the anchor strut to lose the problem of strengthening effect.

In conclusion, the beneficial effects of the application are as follows:

this application passes through the underframe, the head rod, the second connecting rod, cooperation setting between metal covering and anchor strut isotructure, the head rod sets up on the underframe inner wall, the second connecting rod sets up on open caisson body is inside, through metal covering and anchor strut fixed connection between head rod and the second connecting rod, can the greatly increased concrete and the contact surface of open caisson body and underframe inner wall, simultaneously drag the effect through the anchor strut to head rod and second connecting rod, greatly increased the stability of being connected between concrete of pouring and the open caisson body, the lack of jointing equipment on having avoided current open caisson structure inner wall as far as possible, probably lead to the unstable problem of being connected between concrete and the open caisson structure.

Drawings

FIG. 1 is a schematic view of the overall cross-sectional structure of the present application;

FIG. 2 is a schematic view of the connection structure of the sampling device of the present application;

fig. 3 is a schematic view of the connection structure of the hydraulic cylinder, the hydraulic rod and the stacker box.

Description of reference numerals: 1. a bottom frame; 2. a first connection hole; 3. a first connecting rod; 4. an open caisson body; 5. a second connection hole; 6. a second connecting rod; 7. a metal sheath; 8. screwing a hand; 9. a reinforcing rod; 10. a limit nut; 11. and (4) sealing the plug.

Detailed Description

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

Referring to fig. 1 to 3, a caisson foundation for construction of a construction engineering includes a bottom frame 1 having supporting and reinforcing functions. The two opposite side walls in the inner cavity of the bottom frame 1 are detachably connected with first connecting rods 3. The top of the bottom frame 1 is fixedly connected with an open caisson body 4. The two opposite side walls of one end of the open caisson body 4 close to the first connecting rod 3 are detachably connected with second connecting rods 6.

Set up head rod 3 and second connecting rod 6 and be used for increasing underframe 1 and open caisson body 4 and pour the contact surface between the concrete of open caisson body 4 bottom, improve the steadiness of being connected between concrete and the open caisson body 4.

The first connecting rod 3 and the second connecting rod 6 are located on the same vertical plane, the metal sleeve 7 is sleeved on the outer surfaces of the first connecting rod 3 and the second connecting rod 6, the metal sleeve 7 can slide randomly along the length direction of the first connecting rod 3 and the second connecting rod 6, and a user can adjust the position of the metal sleeve 7 on the first connecting rod 3 and the second connecting rod 6 conveniently. Be equipped with the anchor strut 9 that is used for carrying out the reinforcing effect to head rod 3 and second connecting rod 6 between the metal covering 7 that the cover was established on the head rod 3 and the second connecting rod 6 with one side, the both ends of anchor strut 9 respectively with 7 outer wall fixed connection of two metal coverings, make and to drag each other through anchor strut 9 between head rod 3 and the second connecting rod 6, improve the steadiness of head rod 3 and second connecting rod 6.

When the open caisson is used, a user can weld the bottom frame 1 and the open caisson body 4, then place the bottom frame 1 downwards on a foundation, the foundation is extruded by the gravity of the bottom frame 1 and the open caisson body 4, the open caisson body 4 is sunk into the soil, the soil in the open caisson body 4 is dug, the user respectively connects the first connecting rod 3 and the second connecting rod 6 with the inner walls of the bottom frame 1 and the open caisson body 4 in a screwing mode, after connection is finished, the user respectively sleeves the metal sleeves 7 on the outer surfaces of the first connecting rod 3 and the second connecting rod 6, and after the two ends of the reinforcing rods 9 are aligned with the two metal sleeves 7 on the same vertical plane, the end parts of the reinforcing rods 9 are welded on the metal sleeves 7, finally, the user can pour concrete at the bottom of the inner cavity of the open caisson body 4, and can set the plurality of first connecting rods 3, the second connecting rods 6 and the reinforcing rods 9 in the inner cavities of the bottom frame 1 and the open caisson body 4, the concrete can be greatly increased, the contact stability between the inner wall of the open caisson body 4 and the open caisson body 4, and the open caisson body connection stability of the open caisson can be greatly increased.

Referring to fig. 1, the bottom frame 1 is a rectangular frame structure, and the size of the bottom section of the bottom frame 1 decreases from top to bottom. The bottom section size of underframe 1 reduces from the top down in proper order, can reduce the contact surface of underframe 1 bottom and ground to increase the pressure size that underframe 1 applyed to the ground, conveniently subside the open caisson body 4 on underframe 1 to the ground inside.

Referring to fig. 1 and 3, the caisson body 4 has a rectangular box-shaped structure, the top and the bottom of the caisson body 4 are both open, and the thickness of the side wall of the caisson body 4 is equal to the width of the top side wall of the bottom frame 1. Open the top and the bottom setting of open caisson body 4, convenience of customers clears up the inside earth of open caisson body 4, and the lateral wall thickness of open caisson body 4 equals the width of 1 top lateral wall of underframe, makes things convenient for open caisson body 4 to subside to the ground inside.

Referring to fig. 1, symmetrical first connecting holes 2 are formed in the inner wall of a bottom frame 1, symmetrical second connecting holes 5 are formed in the side wall of the bottom of a caisson body 4, and the first connecting holes 2 formed in the bottom frame 1 and the second connecting holes 5 formed in the caisson body 4 are located on the same vertical plane. Set up first connecting hole 2 and be used for installing first connecting rod 3 on the lateral wall of underframe 1, set up second connecting hole 5 and be used for installing second connecting rod 6 on the lateral wall of open caisson body 4.

Referring to fig. 1, sealing plugs 11 are respectively arranged in the inner cavities of the first connecting hole 2 and the second connecting hole 5, the sealing plugs 11 are inserted into the first connecting hole 2 and the second connecting hole 5, and the sealing plugs 11 are in threaded connection with the first connecting hole 2 and the second connecting hole 5. Set up sealing plug 11 in first connecting hole 2 and second connecting hole 5 inside for seal first connecting hole 2 and second connecting hole 5 through sealing plug 11 before installation head rod 3 and second connecting rod 6, avoid earth to get into inside first connecting hole 2 and second connecting hole 5 as far as possible, cause the problem of first connecting hole 2 and 5 blockings of second connecting hole.

Referring to fig. 2 and 3, the metal sleeves 7 are in a circular tube-shaped structure, the diameter of the metal sleeve 7 is equal to the diameter of the first connecting rod 3 and the second connecting rod 6, and the distance between the two metal sleeves 7 on the same vertical plane is equal to the length of the reinforcing rod 9. The pipe diameter of the metal sleeves 7 is set to be equal to the diameters of the first connecting rod 3 and the second connecting rod 6, the metal sleeves 7 can be prevented from shaking on the outer surfaces of the first connecting rod 3 and the second connecting rod 6 as far as possible, the distance between the two metal sleeves 7 on the same vertical plane is equal to the length of the reinforcing rod 9, and a user can weld the reinforcing rod 9 between the two metal sleeves 7 conveniently.

Referring to fig. 3, a screw handle 8 is arranged on the outer surface of the metal sleeve 7, the screw handle 8 penetrates through the metal sleeve 7, and the screw handle 8 is screwed with the metal sleeve 7. The metal sleeve 7 is provided with a wrench 8, so that a user can rotate the wrench 8 into the inner cavity of the metal sleeve 7, and the metal sleeve 7 is fixed on the proper positions of the first connecting rod 3 and the second connecting rod 6 by squeezing the first connecting rod 3 and the second connecting rod 6 through the wrench 8.

Refer to fig. 3, underframe 1 and 4 lateral walls one end of open caisson body are kept away from to metal covering 7 and are equipped with stop nut 10, stop nut 10 overlaps and locates on head rod 3 and the second connecting rod 6, stop nut 10 and head rod 3 and the looks spiro union of second connecting rod set up stop nut 10 and be used for carrying out the position to metal covering 7 and prescribe a limit to, avoid metal covering 7 to come off from head rod 3 and the 6 tip of second connecting rod as far as possible, lead to anchor strut 9 to lose the problem of strengthening effect.

The implementation principle of the application is as follows: during the use, the user welds back with underframe 1 and open caisson body 4, place underframe 1 down on the ground, extrude the ground through underframe 1 and open caisson body 4's gravity, make open caisson body 4 sink to in the soil, sink in the soil when open caisson body 4, and after digging the soil inside open caisson body 4, the user overlaps the metal covering 7 respectively on the surface of first connecting rod 3 and second connecting rod 6, and after two metal covering 7 on aligning the both ends of anchor strut 9 and the same vertical plane, weld the tip of anchor strut 9 on metal covering 7, the user can be at last with open caisson body 4 inner chamber bottom pour concrete, be used for setting up a plurality of first connecting rods 3 in the inner chamber of underframe 1 and open caisson body 4, second connecting rod 6 and anchor strut 9, can greatly increased the contact between the body of concrete and the open caisson body 4 and the stability of pouring of the open caisson body 4 with the inner wall of open caisson body 4.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The open caisson foundation for the construction of the constructional engineering is characterized in that: including underframe (1), can dismantle on relative two lateral walls in underframe (1) inner chamber and be connected with head rod (3), underframe (1) top fixedly connected with open caisson body (4), open caisson body (4) are close to can dismantle on two lateral walls that the one end of head rod (3) is relative and be connected with second connecting rod (6), head rod (3) with second connecting rod (6) are located same vertical plane, head rod (3) with all overlap on the surface of second connecting rod (6) and be equipped with metal covering (7), with one side head rod (3) with the cover is established on second connecting rod (6) be equipped with anchor strut (9) between metal covering (7), the both ends of anchor strut (9) respectively with two metal covering (7) outer wall fixed connection.

2. The open caisson foundation for construction of building engineering according to claim 1, wherein: the bottom frame (1) is a rectangular frame-shaped structure, and the bottom section size of the bottom frame (1) is reduced from top to bottom in sequence.

3. The open caisson foundation for construction of building engineering according to claim 2, wherein: the open caisson body (4) is a rectangular box-shaped structure, the top and the bottom of the open caisson body (4) are both open, and the thickness of the side wall of the open caisson body (4) is equal to the width of the side wall of the top of the bottom frame (1).

4. The open caisson foundation for construction of building engineering according to claim 1, wherein: set up symmetrical first connecting hole (2) on underframe (1) inner wall, set up symmetrical second connecting hole (5) on open caisson body (4) bottom lateral wall, set up on underframe (1) first connecting hole (2) with set up on open caisson body (4) second connecting hole (5) are located same vertical plane.

5. The open caisson foundation for construction of building engineering according to claim 4, wherein: sealing plugs (11) are arranged in inner cavities of the first connecting hole (2) and the second connecting hole (5), the sealing plugs (11) are inserted into the first connecting hole (2) and the second connecting hole (5) in a penetrating mode, and the sealing plugs (11) are in threaded connection with the first connecting hole (2) and the second connecting hole (5).

6. The open caisson foundation for construction of building engineering according to claim 5, wherein: the metal sleeve (7) is of a circular tubular structure, the pipe diameter of the metal sleeve (7) is equal to the diameter of the first connecting rod (3) and the second connecting rod (6), and the distance between the two metal sleeves (7) on the same vertical plane is equal to the length of the reinforcing rod (9).

7. The open caisson foundation for construction of building engineering according to claim 5, wherein: the outer surface of the metal sleeve (7) is provided with a twisting handle (8), the twisting handle (8) penetrates through the metal sleeve (7), and the twisting handle (8) is in threaded connection with the metal sleeve (7).

8. The open caisson foundation for construction of building engineering according to claim 1, wherein: the metal sleeve (7) is far away from the bottom frame (1) and one end of the side wall of the open caisson body (4) is provided with a limiting nut (10), the limiting nut (10) is sleeved on the first connecting rod (3) and the second connecting rod (6), and the limiting nut (10) is in threaded connection with the first connecting rod (3) and the second connecting rod (6).