CN114561955A

CN114561955A - Drainage structures for building foundation ditch

Info

Publication number: CN114561955A
Application number: CN202210228571.5A
Authority: CN
Inventors: 黄诗真; 吴林山; 陈雅如; 黄全荣; 林泽松
Original assignee: Fujian Caiding Construction Co ltd
Current assignee: Fujian Caiding Construction Co ltd
Priority date: 2022-03-08
Filing date: 2022-03-08
Publication date: 2022-05-31
Anticipated expiration: 2042-03-08
Also published as: CN114561955B

Abstract

The application discloses a drainage structure for a building foundation pit, which relates to the technical field of building foundation pits and comprises a base, an isolation cylinder arranged on the base, a rotating cylinder rotationally arranged on the base and a water pumping piece arranged in the rotating cylinder, wherein the isolation cylinder and the rotating cylinder are coaxially arranged, the rotating cylinder is positioned in an inner cavity of the isolation cylinder, a gap exists between the inner wall of the isolation cylinder and the outer wall of the rotating cylinder so as to form a abdicating cavity, and a driving assembly used for driving the rotating cylinder to rotate is arranged at the upper end of the isolation cylinder; the lower extreme lateral wall of an isolation section of thick bamboo is provided with a plurality of first holes, a rotation section of thick bamboo lower extreme lateral wall is provided with a plurality of second holes, it is provided with inside hollow slide cartridge all to slide in the second hole, slide cartridge intercommunication rotation section of thick bamboo inner chamber and the chamber of stepping down, it is provided with the collecting ring to slide from top to bottom in the intracavity of stepping down, an isolation section of thick bamboo upper end is provided with the power component who is used for driving the collecting ring up-and-down motion. This application can reduce and draw water the piece and be blockked up, improves life.

Description

Drainage structures for building foundation ditch

Technical Field

The application relates to the technical field of building foundation pits, in particular to a drainage structure for a building foundation pit.

Background

At present, in the building construction process, the foundation is usually constructed firstly, and a foundation pit with a certain depth needs to be excavated in the foundation construction. In the excavation process of foundation ditch, some areas ground water level is higher than the excavation bottom surface, consequently can have the groundwater to flow into the condition that the foundation ditch is in, consequently need carry out foundation ditch drainage in the foundation ditch work progress.

The drainage of the foundation pit is usually to dig an open trench in the foundation pit and then dig a water collecting well, rainwater, underground water and the like flow into the open trench and then flow into the water collecting well, a water pump is arranged in the water collecting well, and water in the water collecting well is drained through the water pump.

The water in the water collecting well usually contains more solid particle substances such as silt, and the like, so that the silt easily blocks the water pump in the working process of the water pump, and the service life and the drainage efficiency of the water pump are influenced.

Disclosure of Invention

In order to reduce the condition that the water pump is blockked up, this application provides a drainage structures for building foundation ditch.

The application provides a drainage structures for building foundation ditch adopts following technical scheme:

a drainage structure for a building foundation pit comprises a base, an isolation cylinder arranged on the base, a rotating cylinder rotatably arranged on the base and a water pumping piece arranged in the rotating cylinder, wherein the isolation cylinder and the rotating cylinder are coaxially arranged, the rotating cylinder is positioned in an inner cavity of the isolation cylinder, a gap exists between the inner wall of the isolation cylinder and the outer wall of the rotating cylinder to form a yielding cavity, and a driving assembly used for driving the rotating cylinder to rotate is arranged at the upper end of the isolation cylinder; the side wall of the lower end of the isolating cylinder is provided with a plurality of first holes, the side wall of the lower end of the rotating cylinder is provided with a plurality of second holes, sliding cylinders with hollow interiors are arranged in the second holes in a sliding mode, the sliding cylinders are communicated with an inner cavity of the rotating cylinder and a abdication cavity, a collecting ring is arranged in the abdication cavity in a vertically sliding mode, the collecting ring and the rotating cylinder are coaxially arranged, and a power assembly used for driving the collecting ring to move vertically is arranged at the upper end of the isolating cylinder; the outer wall of the isolation cylinder is rotatably provided with a sealing cover cylinder, the side wall of the lower end of the sealing cover cylinder is provided with a hollow groove, and the hollow groove can coincide with the first hole.

By adopting the technical scheme, water in the foundation pit can enter the rotating cylinder through the first hole and the second hole, the isolating cylinder intercepts most of particulate matters, the influence of particulate garbage on blocking of a water pumping piece and the like is reduced, part of fine particles in the water entering the abdicating cavity can be precipitated and are precipitated on the collecting ring, and the collecting ring is driven to move upwards through the power assembly, so that silt precipitated in the abdicating cavity can be conveyed upwards to the upper end position of the abdicating cavity for cleaning; the outer wall of an isolation section of thick bamboo rotates there is a closing cap section of thick bamboo, when fretwork groove and first hole coincide, water can enter into the chamber of stepping down through first hole, it makes fretwork groove and first hole closed back to rotate a closing cap section of thick bamboo, can make the rivers in the rotation section of thick bamboo go into the chamber of stepping down during collecting ring upward movement, thereby can be washed away by rivers when making the sliding tube block up, thereby dredge, the sliding tube slides in the second hole, make the rotation section of thick bamboo when rotating, can provide the drive power of the outside motion of sliding tube, thereby make better being thrown away of the jam in the sliding tube, reduce the possibility that the sliding tube blockked up.

Optionally, the second hole is provided with the bulge loop near the one end inner wall in the rotation section of thick bamboo, the outer wall of a slip section of thick bamboo is provided with the butt ring, the outer wall cover of a slip section of thick bamboo is equipped with the spring, the one end of spring is connected in the bulge loop, the other end of spring is connected in the butt ring, the tip that the spring can drive a slip section of thick bamboo has the part that extends the rotation section of thick bamboo outer wall.

Through adopting above-mentioned technical scheme, when collecting the hoop and moving up, can impress the sliding cylinder in the second hole, collect ring and sliding cylinder and break away from the contact back, the sliding cylinder can pop out under the effect of spring to more help the silt in the sliding cylinder to fall to the chamber of stepping down.

Optionally, the side wall of the upper end of the collecting ring facing the rotating cylinder and the side wall of the collecting ring facing the isolating cylinder are both provided with an abutting strip, and the cross section of the abutting strip is of a semicircular structure.

Through adopting above-mentioned technical scheme, the butt strip is semi-circular structure, better with the sliding barrel push-in to the second hole to improve butt strip and keep apart a section of thick bamboo inner wall and rotate the tight effect of supporting between the section of thick bamboo outer wall, improve the leakproofness.

Optionally, a supporting plate is arranged at the upper end of the isolation cylinder, the power assembly comprises a screw rod arranged on the collecting ring, the screw rod vertically extends upwards, a power cylinder is rotatably arranged on the supporting plate, the screw rod is in threaded connection with the power cylinder, a first element used for driving the power cylinder to rotate is arranged on the supporting plate, and a guide part used for limiting the rotation of the collecting ring is further arranged between the isolation cylinder and the collecting ring.

Through adopting above-mentioned technical scheme, rotate through first component drive power section of thick bamboo, can drive the collecting ring upward movement to realize the up-and-down motion of collecting ring.

Optionally, the first element includes a first worm wheel coaxially disposed on an outer wall of the power cylinder, the support plate is rotatably provided with a first worm and a first motor for driving the first worm to rotate, and the first worm is engaged with the first worm wheel.

Through adopting above-mentioned technical scheme, first worm rotates and can drive first worm wheel and rotate to realize the rotation of power section of thick bamboo.

Optionally, the supporting plate is evenly provided with a plurality of along the circumference of isolating cylinder, the drive assembly includes coaxial second worm wheel that sets up in the lateral wall of rotating cylinder upper end, rotates the second worm that sets up in the supporting plate and is used for driving second worm pivoted second motor, second worm and second worm wheel mesh mutually.

Through adopting above-mentioned technical scheme, second worm and second worm wheel meshing, the second worm rotates and can drive and rotate a section of thick bamboo and rotate.

Optionally, a collecting groove is formed in the upper surface of the collecting ring, and the lower end of the screw is connected to the inner bottom surface of the collecting groove.

Through adopting above-mentioned technical scheme, silt can deposit in the collecting vat, conveniently collects and clears up after the hoop moves up.

Optionally, the guide part includes a guide rod arranged on the inner bottom surface of the collecting tank, and the guide rod is vertically arranged and slidably penetrates through the supporting plate.

Through adopting above-mentioned technical scheme, make collection ring up-and-down motion ground more stable under the effect of guide bar.

In summary, the present application includes at least one of the following benefits:

1. under the interception effect of the isolation cylinder, the water pumping part can be protected, the blockage of the water pumping part caused by large particles is reduced, and the service life is prolonged;

2. the collecting ring can move up and down, so that silt precipitated in the yielding cavity can be conveyed to the upper end opening of the yielding cavity by driving the collecting ring to move upwards, and the silt is convenient to clean.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present application;

FIG. 2 is a schematic cross-sectional view of an isolation cylinder in an embodiment of the present application;

FIG. 3 is a schematic cross-sectional view of a rotary drum according to an embodiment of the present application;

FIG. 4 is a schematic view of a gathering ring in an embodiment of the present application;

fig. 5 is an enlarged schematic view of a structure at a in fig. 3.

Description of reference numerals: 1. a base; 2. an isolation cylinder; 3. a rotating cylinder; 4. a water pumping member; 5. a yielding cavity; 6. a drive assembly; 61. a second worm; 62. a second worm gear; 63. a second motor; 7. a first hole; 8. a second hole; 9. a sliding cylinder; 10. a collection ring; 11. a power assembly; 111. a screw; 112. a power cylinder; 113. a first element; 1131. a first worm gear; 1132. a first worm; 1133. a first motor; 12. a capping cartridge; 13. hollowing out the grooves; 14. a convex ring; 15. a butting ring; 16. a spring; 17. an abutment bar; 18. a support plate; 19. a guide member; 20. collecting tank; 21. a step edge.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses drainage structures for building foundation ditch. Referring to fig. 1 and 2, the drainage structure includes a base 1 installed at the bottom surface of the foundation pit, and the base 1 may be fixed to the bottom surface of the foundation pit by means of expansion bolts or the like. An isolation cylinder 2 and a rotating cylinder 3 are vertically arranged on the upper surface of the base 1, and the isolation cylinder 2 and the rotating cylinder 3 are both of a cylinder structure. Keep apart a section of thick bamboo 2 and be fixed in 1 upper surface of base, rotate a section of thick bamboo 3 and rotate through modes such as bearings and connect in 1 upper surface of base, keep apart a section of thick bamboo 2 and rotate a coaxial setting of section of thick bamboo 3 and rotate a section of thick bamboo 3 and be located 2 inner chambers of an isolation section of thick bamboo. The inner diameter of the isolating cylinder 2 is larger than the outer diameter of the rotating cylinder 3, so that a gap exists between the isolating cylinder 2 and the rotating cylinder 3 to form a yielding cavity 5.

Referring to fig. 2 and 3, a plurality of first holes 7 are formed in the side wall of the lower end of the isolation cylinder 2, the first holes 7 are uniformly arranged along the circumferential direction of the isolation cylinder 2, and a plurality of second holes 8 are uniformly formed in the side wall of the lower end of the rotating cylinder 3. Still be provided with the piece 4 that draws water in the rotary drum 3, the piece 4 that draws water is the water pump, and the water pump can directly be placed in rotary drum 3, and the water in the foundation ditch gets into the chamber of stepping down 5 through first hole 7, and rethread second hole 8 enters into rotary drum 3 in, takes out through the water pump. The aperture of the first hole 7 is smaller than that of the second hole 8, so that most of the granular silt can be intercepted by the isolating cylinder 2.

Referring to fig. 1 and 2, a collecting ring 10 is arranged in the abdicating cavity 5, the collecting ring 10 is coaxially arranged on the outer wall of the rotating cylinder 3, and a power assembly 11 for driving the collecting ring 10 to move up and down is further mounted at the upper end of the isolating cylinder 2. The collecting ring 10 is located the bottom of the cavity of stepping down 5 at ordinary times, and silt in the cavity of stepping down 5 aquatic can deposit on the upper surface of collecting ring 10. After the power assembly 11 drives the collecting ring 10 to move upwards, silt precipitated in the yielding cavity 5 can be conveyed to the opening at the upper end of the yielding cavity 5 to be cleaned.

Referring to fig. 4, the collecting groove 20 is formed at the upper end surface of the collecting ring 10 to further facilitate the collection of silt.

Referring to fig. 2 and 3, a step edge 21 is integrally formed on the inner wall of the lower end of the rotary cylinder 3, and the second hole 8 is opened on the step edge 21. That is, the thickness of the lower end of the rotary cylinder 3 is greater than the thickness of the upper end of the rotary cylinder 3. All slide in every second hole 8 and be provided with a slide cartridge 9, slide cartridge 9 is inside hollow structure for slide cartridge 9 intercommunication lets a chamber 5 and the inner chamber of a rotation section of thick bamboo 3, and water can enter into in a rotation section of thick bamboo 3 through slide cartridge 9 promptly.

Referring to fig. 3 and 4, a protruding ring 14 is fixed on the inner wall of one end of the second hole 8 close to the inner wall of the rotary cylinder 3, an abutting ring 15 is fixed on the outer wall of the sliding cylinder 9, and a spring 16 is further installed on the outer wall of the sliding cylinder 9. One end of the spring 16 is fixedly connected to the protruding ring 14, the other end of the spring 16 is fixedly connected to the abutting ring 15, when the spring 16 is in a natural state, one end of the sliding cylinder 9 has a portion exceeding the surface of the rotating cylinder 3, and when the sliding cylinder 9 is slid into the second hole 8, the spring 16 is in a compressed state. The collecting ring 10 can abut against the end of the sliding cylinder 9 when moving upwards so that the sliding cylinder 9 is compressed in the second hole 8. When the collecting ring 10 is separated from the sliding cylinder 9, the sliding cylinder 9 can be driven to eject under the action of the elastic force of the spring 16, so that the silt in the sliding cylinder 9 can be vibrated and fall out.

Referring to fig. 4 and 5, the side wall of the upper end of the collecting ring 10 facing the rotating cylinder 3 and the side wall of the upper end of the collecting ring facing the isolating cylinder 2 are both coaxially fixed with abutting strips 17, and the cross section of each abutting strip 17 is of a semicircular structure, so that the collecting ring 10 can compress the sliding cylinder 9 in the second hole 8 more easily in the up-and-down movement process. And butt strip 17 can butt in 2 inner walls of a separation section of thick bamboo and rotate a 3 outer walls to make

butt strip

17 and 2 inner walls of a separation section of thick bamboo, and the contained angle that forms between butt strip 17 and the outer wall of a rotation section of thick bamboo 3 can accumulate certain water, improve the leakproofness between collecting ring 10 and the 3 inner walls of a rotation section of thick bamboo. Further, second hole 8 sets up downwards to the bottom slope of chamber 5 of stepping down for sliding barrel 9 also sets up for the slope, helps the silt in sliding barrel 9 to drop out.

Referring to fig. 1 and 2, a driving assembly 6 for driving the rotary cylinder 3 to rotate is mounted at the upper end of the isolation cylinder 2, and when the collecting ring 10 moves upwards, the driving assembly 6 drives the rotary cylinder 3 to rotate, so that the abutting strip 17 can push the sliding cylinder 9 into the second hole 8 more easily. The upper end of the isolation cylinder 2 is fixed with a support plate 18, and the support plate 18 is uniformly provided with a plurality of support plates along the circumferential direction of the isolation cylinder 2. One end of the supporting plate 18, which is far away from the isolation cylinder 2, can be abutted against the inner wall of the foundation pit, so that the stability of the whole drainage structure after being placed in the foundation pit is improved. The driving assembly 6 comprises a second worm wheel 62 coaxially fixed on the outer wall of the rotary cylinder 3, a second worm 61 rotatably connected to the support plate 18, and a second motor 63 for driving the second worm 61 to rotate, wherein the second worm wheel 62 is meshed with the second worm 61. The bearing seats are arranged on the upper surfaces of the two opposite supporting plates 18, and the second worm 61 is rotatably arranged through the bearing seats. The second worm 61 is connected with the second motor 63, and the second motor 63 drives the second worm 61 to rotate, that is, the second worm wheel 62 can be driven to rotate, so that the rotation of the rotary drum 3 is driven.

Referring to fig. 1 and 2, the power assembly 11 includes a screw 111 fixed on the collecting ring 10, the screw 111 is vertically disposed and fixed on the bottom surface of the collecting tank 20, a power cylinder 112 is rotatably mounted on one of the supporting plates 18, the power cylinder 112 is a hollow structure, the screw 111 is disposed in the power cylinder 112, and the screw 111 is threadedly connected to the power cylinder 112. The power cartridge 112 may be rotatably coupled to the support plate 18 by means of a bearing or the like. The support plate 18 is further provided with a first element 113 for driving the power cylinder 112 to rotate, the first element 113 includes a first worm wheel 1131 coaxially fixed on the outer wall of the power cylinder 112, and a first worm 1132 rotatably connected to the support plate 18 through a bearing seat, and the first worm 1132 is engaged with the first worm wheel 1131. The support plate 18 is further provided with a first motor 1133 coupled to the first worm 1132 for driving the first worm 1132 to rotate. The first motor 1133 drives the first worm 1132 to rotate, so as to drive the power drum 112 to rotate.

Further, in order to improve the motion stability of the gathering rings 10, a guide 19 is installed between the gathering rings 10 on the isolating cylinder 2. The guide 19 is a guide rod fixed to the bottom surface of the collecting trough 20, extending vertically upwards and sliding through the support plate 18, so as to improve the stability of the movement of the collecting ring 10.

Referring to fig. 1, a cover cylinder 12 is rotatably disposed on a side wall of the isolation cylinder 2, and the cover cylinder 12 is rotatably disposed on an outer wall of the isolation cylinder 2 by means of a bearing or the like. The side wall of the cover cylinder 12 is provided with a plurality of hollow grooves 13, and the hollow grooves 13 extend along the axis direction parallel to the cover cylinder 12. The cover cylinder 12 is rotated to enable the hollow-out grooves 13 and the first holes 7 to be correspondingly overlapped one by one, and the cover cylinder 12 is continuously rotated to enable the hollow-out grooves 13 and the first holes 7 to be staggered, so that the first holes 7 are sealed. The cross section of the hollow-out groove 13 is of a necking structure, namely the opening is gradually reduced in the direction close to the isolating cylinder 2, so that the silt on the surface of the isolating cylinder 2 can be scraped off when the cover cylinder 12 rotates.

The implementation principle of a drainage structures for building foundation ditch of this application embodiment does: when pumping water, water sequentially passes through the first hole 7 and the second hole 8 to enter the rotating cylinder 3 and is pumped away by a water pump, and when the water needs to be cleaned, the rotating cover cylinder 12 enables the first hole 7 to be covered, and the silt in the collecting tank 20 can be cleaned by driving the collecting ring 10 to move upwards.

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: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a drainage structures for building foundation ditch which characterized in that: the water pump comprises a base (1), an isolation cylinder (2) arranged on the base (1), a rotating cylinder (3) rotatably arranged on the base (1) and a water pumping piece (4) arranged in the rotating cylinder (3), wherein the isolation cylinder (2) and the rotating cylinder (3) are coaxially arranged, the rotating cylinder (3) is positioned in an inner cavity of the isolation cylinder (2), a gap is formed between the inner wall of the isolation cylinder (2) and the outer wall of the rotating cylinder (3) to form a yielding cavity (5), and a driving assembly (6) for driving the rotating cylinder (3) to rotate is arranged at the upper end of the isolation cylinder (2); the side wall of the lower end of the isolation cylinder (2) is provided with a plurality of first holes (7), the side wall of the lower end of the rotating cylinder (3) is provided with a plurality of second holes (8), sliding cylinders (9) with hollow interiors are arranged in the second holes (8) in a sliding manner, the sliding cylinders (9) are communicated with the inner cavity of the rotating cylinder (3) and the abdicating cavity (5), the abdicating cavity (5) is internally provided with a collecting ring (10) in a vertical sliding manner, the collecting ring (10) and the rotating cylinder (3) are coaxially arranged, and the upper end of the isolation cylinder (2) is provided with a power assembly (11) for driving the collecting ring (10) to move vertically; the outer wall of the isolation cylinder (2) is rotatably provided with a sealing cover cylinder (12), the side wall of the lower end of the sealing cover cylinder (12) is provided with a hollow groove (13), and the hollow groove (13) can coincide with the first hole (7).

2. The drainage structure for the building foundation pit according to claim 1, wherein: the utility model discloses a rotating cylinder, including a rotating cylinder (3), second hole (8) and spring (16), the one end inner wall that second hole (8) are close to in the rotating cylinder (3) is provided with bulge loop (14), the outer wall of sliding cylinder (9) is provided with butt ring (15), the outer wall cover of sliding cylinder (9) is equipped with spring (16), the one end of spring (16) is connected in bulge loop (14), the other end of spring (16) is connected in butt ring (15), the tip that spring (16) can drive sliding cylinder (9) has the part that extends rotating cylinder (3) outer wall.

3. The drainage structure for the building foundation pit according to claim 2, wherein: one side of collecting ring (10) upper end lateral wall towards a rotating cylinder (3) and one side of collecting ring (10) towards an isolation cylinder (2) are all provided with butt strip (17), the cross-section of butt strip (17) is a semicircular structure.

4. The drainage structure for the building foundation pit according to claim 3, wherein: keep apart a section of thick bamboo (2) upper end and be provided with backup pad (18), power component (11) are including setting up screw rod (111) on collecting ring (10), the vertical upwards extension of screw rod (111), it is provided with power section of thick bamboo (112) to rotate on backup pad (18), screw rod (111) threaded connection is in power section of thick bamboo (112), be provided with on backup pad (18) and be used for driving power section of thick bamboo (112) pivoted first component (113), still be provided with between an isolation section of thick bamboo (2) and collecting ring (10) and be used for restricting collecting ring (10) pivoted guide (19).

5. The drainage structure for the building foundation pit according to claim 4, wherein: first component (113) is including coaxial first worm wheel (1131) that sets up in power section of thick bamboo (112) outer wall, rotate on backup pad (18) and be provided with first worm (1132) and be used for driving first worm (1132) pivoted first motor (1133), first worm (1132) and first worm wheel (1131) mesh mutually.

6. The drainage structure for the building foundation pit according to claim 4, wherein: the supporting plate (18) is evenly provided with a plurality of along the circumference of isolating cylinder (2), drive assembly (6) including coaxial setting in second worm wheel (62) of rotating a section of thick bamboo (3) upper end lateral wall, rotate second worm (61) that set up on supporting plate (18) and be used for driving second worm (61) pivoted second motor (63), second worm (61) and second worm wheel (62) mesh mutually.

7. The drainage structure for the building foundation pit according to claim 6, wherein: the collecting ring (10) is provided with a collecting groove (20) on the upper surface, and the lower end of the screw (111) is connected to the inner bottom surface of the collecting groove (20).

8. The drainage structure for the building foundation pit according to claim 7, wherein: the guide piece (19) comprises a guide rod arranged on the inner bottom surface of the collecting tank (20), and the guide rod is vertically arranged and penetrates through the supporting plate (18) in a sliding mode.