CN215290204U

CN215290204U - Water conservancy construction cofferdam

Info

Publication number: CN215290204U
Application number: CN202121904481.0U
Authority: CN
Inventors: 王体荣
Original assignee: Sichuan Xinglin Construction Engineering Co ltd
Current assignee: Sichuan Xinglin Construction Engineering Co ltd
Priority date: 2021-08-13
Filing date: 2021-08-13
Publication date: 2021-12-24
Anticipated expiration: 2031-08-13

Abstract

The utility model relates to a water conservancy construction cofferdam belongs to the technical field of water conservancy construction, and water conservancy construction cofferdam includes the cofferdam body and installs the drain pipe in the cofferdam body outside, follows the circumference of cofferdam body lateral surface is provided with four cell slots, and is adjacent the intercommunication has the bellows between the cell slot, drain pipe and bellows intercommunication, every all rotate in the cell slot and be provided with the filter screen that is used for filtering silt, be provided with on the cofferdam body and order about filter screen pivoted drive assembly. This application has the effect that alleviates workman intensity of labour.

Description

Water conservancy construction cofferdam

Technical Field

The application relates to the technical field of water conservancy construction, in particular to a water conservancy construction cofferdam.

Background

The cofferdam is a temporary enclosure structure constructed for constructing permanent water conservancy facilities in the water conservancy project construction. The cofferdam has the functions of preventing water and soil from entering the building position of the building so as to drain water in the cofferdam, excavate a foundation pit and build the building.

In the related art, chinese patent document with publication number CN213709590U discloses a water conservancy construction cofferdam device, which comprises a cofferdam body and a drain pipe installed at the outer side of the cofferdam body, wherein the cofferdam body comprises four cofferdam plate blocks, unit cells are all installed on the lower side edges of the cofferdam plate blocks, two adjacent unit cells are connected through a corrugated pipe, a containing groove is embedded in each unit cell, and the lower end of the drain pipe is arranged in the containing groove. The drainage pipe is connected to the water pump to pump water, so that water is not easy to penetrate through the lower end of the cofferdam and submerge to the building position of the building; after a period of use, the holding tank is lifted out of the unit tank and cleaned.

To the above-mentioned correlation technique, the inventor finds that, in order to reduce the probability that the corrugated pipe is blocked by silt, the holding tank needs to be lifted out of the unit tank manually and cleaned, and the labor intensity is high.

SUMMERY OF THE UTILITY MODEL

For alleviateing workman intensity of labour, this application provides a water conservancy construction cofferdam.

The application provides a water conservancy construction cofferdam adopts following technical scheme:

the utility model provides a water conservancy construction cofferdam, includes the cofferdam body and installs the drain pipe in the cofferdam body outside, follows the circumference of cofferdam body lateral surface is provided with four unit cells, and is adjacent the intercommunication has the bellows between the unit cell, drain pipe and bellows intercommunication, every all rotate in the unit cell and be provided with the filter screen that is used for filtering silt, be provided with on the cofferdam body and order about filter screen pivoted drive assembly.

Through adopting above-mentioned technical scheme, the ponding of unit inslot passes through the drain pipe and discharges, and the filter screen filters the ponding that flows into the unit inslot for silt stays on the filter screen, orders about the filter screen through drive assembly and rotates, thereby discharges silt on the filter screen, need not the workman and clears up, alleviates workman intensity of labour.

Preferably, one side of the filter screen, which is far away from the cofferdam body, is provided with a rotating shaft, the rotating shaft is rotatably arranged on the unit grooves, the rotating axis of the rotating shaft is parallel to the length direction of the corresponding unit groove, the driving assembly comprises a motor arranged on the cofferdam body, the output end of the motor is connected with a worm, a worm wheel is sleeved on any one of the rotating shafts, the worm wheel is meshed with the worm, and a transmission part for driving the other rotating shafts to rotate is arranged on the rotating shaft connected with the worm wheel.

Through adopting above-mentioned technical scheme, starter motor orders about the worm and rotates, and the worm drives the worm wheel and rotates, makes the pivot rotate in step through the driving medium to make the filter screen rotate, be favorable to pouring out silt on the filter screen, simple and convenient uses manpower sparingly.

Preferably, the rotating shaft is sequentially provided with a first rotating shaft, a second rotating shaft, a third rotating shaft and a fourth rotating shaft along the anticlockwise direction, the worm wheel sleeve is arranged on the first rotating shaft, the transmission part comprises a first bevel gear arranged on the first rotating shaft and close to one end of the second rotating shaft in a sleeved mode, a second bevel gear arranged on the second rotating shaft and close to one end of the first rotating shaft in a sleeved mode, the second bevel gear is meshed with the first bevel gear, a third bevel gear arranged on the second rotating shaft and close to one end of the third rotating shaft in a sleeved mode, a fourth bevel gear arranged on the third rotating shaft and close to one end of the second rotating shaft in a sleeved mode, the fourth bevel gear is meshed with the third bevel gear, a fifth bevel gear arranged on the third rotating shaft and close to one end of the third rotating shaft in a sleeved mode, and the sixth bevel gear is meshed with the fifth bevel gear.

Through adopting above-mentioned technical scheme, first pivot drives first bevel gear and rotates, through first bevel gear and second bevel gear meshing for the second pivot rotates, through third bevel gear and fourth bevel gear meshing, drives the third pivot and rotates, through fifth bevel gear and sixth bevel gear meshing, realizes that the fourth pivot rotates, thereby makes the filter screen synchronous rotation, is favorable to pouring the silt on the filter screen together, uses manpower sparingly.

Preferably, still including setting up the suction pump on the cofferdam body, suction pump and drain pipe intercommunication, the play water end intercommunication of suction pump has the water storage box, the intercommunication has the connecting pipe on the water storage box, be provided with the control valve that is used for controlling the water storage box drainage on the connecting pipe, the one end intercommunication that the water storage box was kept away from to the connecting pipe has the raceway, the raceway sets up along cofferdam body circumference, be provided with the shower nozzle that is used for the filter screen water spray after the orientation upset on the raceway, water storage box top intercommunication has the outlet pipe.

By adopting the technical scheme, water in the unit grooves is discharged through the water suction pump, part of accumulated water is stored in the water storage tank, the accumulated water is sprayed out of the spray head through the control valve, and the spray head sprays water towards the overturned filter screen, so that the filter screen is washed without manual cleaning, and manpower is saved; after the water storage tank is full, the redundant water is discharged out of the cofferdam through the water outlet pipe.

Preferably, follow the length direction of filter screen is provided with the mounting bar, the mounting bar is located the filter screen and keeps away from one side of cofferdam body, set up on the mounting bar with correspond pivot joint complex arc wall, be provided with on the mounting bar and be used for the pivot and the mounting bar relatively fixed or the mounting that breaks away from.

Through adopting above-mentioned technical scheme, through the mounting, realize the filter screen and correspond fixed or break away from between the pivot, facilitate for the change of filter screen.

Preferably, the filter screen is including rotating the end net that sets up on the unit cell and connecting the side net in end net both sides, the end net is the arc net, the end net orientation is protruding near the direction of unit cell diapire.

Through adopting above-mentioned technical scheme, the end net is the arc net, facilitates for the passing through of rivers, is favorable to discharging the water of cofferdam body bottom.

Preferably, one side of the bottom net close to the cofferdam body is provided with a bearing platform, and the bearing platform is abutted against the edge of the unit groove close to the cofferdam body.

By adopting the technical scheme, the bearing table is arranged on the edge of the unit groove close to the cofferdam body, and the unit groove has a supporting function on the filter screen, so that the load of the filter screen is reduced; and simultaneously, the silt can be reduced from flowing into the unit grooves between the filter screen and the unit grooves.

Preferably, one end of the drain pipe close to the corrugated pipe is provided with a filter layer.

Through adopting above-mentioned technical scheme, the filter layer further filters ponding, reduces the possibility that silt blockked up the suction pump, is favorable to the discharge of ponding.

In summary, the present application includes at least one of the following beneficial technical effects:

1. accumulated water in the unit grooves is discharged through the water discharge pipe, the filter screen filters the accumulated water flowing into the unit grooves, so that silt is left on the filter screen, the filter screen is driven to rotate through the driving assembly, the silt on the filter screen is discharged, and the labor intensity of workers is reduced;

2. the water in the unit grooves is discharged through the water suction pump, part of accumulated water is stored in the water storage tank, the accumulated water is sprayed out of the spray head through the control valve, and the spray head sprays water towards the overturned filter screen, so that the filter screen is washed without manual cleaning, and the labor is saved;

3. the filter layer further filters ponding, reduces the possibility that silt blockked up the suction pump.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a partial cross-sectional view of the structure of the embodiment of the present application, which is mainly used for showing the driving assembly and the filter layer.

Fig. 3 is an enlarged view of a portion a in fig. 2.

Fig. 4 is an enlarged view of a portion B in fig. 2.

Fig. 5 is an enlarged view of a portion C in fig. 2.

Fig. 6 is an enlarged view of a portion D in fig. 2.

Description of reference numerals: 1. a cofferdam body; 2. a drain pipe; 3. a unit cell; 4. a bellows; 5. a filter screen; 51. a bottom net; 52. a side net; 6. a drive assembly; 61. a motor; 62. a worm; 63. a worm gear; 64. a transmission member; 641. a first bevel gear; 642. a second bevel gear; 643. a third bevel gear; 644. a fourth bevel gear; 645. a fifth bevel gear; 646. a sixth bevel gear; 7. a first rotating shaft; 8. a second rotating shaft; 9. a third rotating shaft; 10. a fourth rotating shaft; 11. a water pump; 12. a water storage tank; 13. a connecting pipe; 14. a control valve; 15. a water delivery pipe; 16. a spray head; 17. a water outlet pipe; 18. mounting a bar; 19. an arc-shaped slot; 20. a fixing member; 201. a bolt; 21. a receiving table; 22. a filter layer; 23. a support plate; 24. a case.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses water conservancy construction cofferdam. Referring to fig. 1 and 2, the water conservancy construction cofferdam comprises a cofferdam body 1, a drain pipe 2 installed on the outer side of the cofferdam body 1 and two water pumps 11 fixedly connected to the outer side of the cofferdam body 1, wherein the water pumps 11 are communicated with the drain pipe 2; be provided with four cell slots 3 along the circumference of 1 lateral surface of cofferdam body, the intercommunication has bellows 4 between the adjacent cell slot 3, drain pipe 2 keeps away from the one end and the 4 intercommunications of bellows of suction pump 11, it is provided with filter screen 5 that is used for filtering silt all to rotate in every cell slot 3, the axis of rotation of filter screen 5 is on a parallel with the length direction who corresponds cell slot 3, filter screen 5 is including rotating the bottom net 51 that sets up on cell slot 3 and the side net 52 of welding in bottom net 51 both sides, bottom net 51 is the arc net, bottom net 51 orientation is protruding near the direction of cell slot 3 diapire, it orders about filter screen 5 pivoted drive assembly 6 to be provided with on the cofferdam body 1.

Ponding inflow unit groove 3 of 1 bottom in cofferdam body, filter screen 5 filters ponding, and the ponding discharge in unit groove 3 is passed through drain pipe 2 to suction pump 11, when needs are discharged remaining silt on filter screen 5, orders about filter screen 5 through drive assembly 6 and rotates, and filter screen 5 rotates towards the direction of keeping away from unit groove 3 to pour silt, need not the manual work and clear up, be favorable to using manpower sparingly.

Referring to fig. 2 and 3, one side fixedly connected with pivot that cofferdam body 1 (refer to fig. 1) was kept away from to end net 51, the pivot sets up along end net 51's length direction, along anticlockwise pivot in proper order for first pivot 7, second pivot 8, third pivot 9, fourth pivot 10, fixedly connected with extension board 23 on the cofferdam body 1, drive assembly 6 includes fixed connection motor 61 on extension board 23, it is provided with worm 62 to rotate on extension board 23, worm 62 is connected with the output of motor 61, the fixed cover of one end that second pivot 8 was kept away from to first pivot 7 is equipped with worm wheel 63, worm wheel 63 and worm 62 mesh, be provided with on the first pivot 7 and be used for driving second pivot 8, third pivot 9, fourth pivot 10 pivoted driving medium 64.

Starter motor 61, motor 61 order about worm 62 and rotate, and worm 62 drives worm wheel 63 and rotates to make first pivot 7 rotate, make first pivot 7 drive second pivot 8, third pivot 9, fourth pivot 10 through driving medium 64 and rotate, thereby realize the synchronous rotation of end net 51, be favorable to pouring silt out.

Referring to fig. 2 and 4, in order to facilitate the rotation of the second rotating shaft 8, the third rotating shaft 9 and the fourth rotating shaft 10, the transmission member 64 includes a first bevel gear 641 fixedly secured to an end of the first rotating shaft 7 near the second rotating shaft 8, and a second bevel gear 642 fixedly secured to an end of the second rotating shaft 8 near the first rotating shaft 7, wherein the second bevel gear 642 is engaged with the first bevel gear 641.

Referring to fig. 2 and 5, a third bevel gear 643 is fixedly sleeved on an end of the second rotating shaft 8 close to the third rotating shaft 9, a fourth bevel gear 644 is fixedly sleeved on an end of the third rotating shaft 9 close to the second rotating shaft 8, and the fourth bevel gear 644 is meshed with the third bevel gear 643.

Referring to fig. 2 and 6, a fifth bevel gear 645 is fixedly sleeved on one end of the third rotating shaft 9 close to the fourth rotating shaft 10, a sixth bevel gear 646 is fixedly sleeved on one end of the fourth rotating shaft 10 close to the third rotating shaft 9, and the sixth bevel gear 646 is meshed with the fifth bevel gear 645.

When the bottom net 51 needs to rotate synchronously, the first rotating shaft 7 drives the first bevel gear 641 to rotate, the first bevel gear 641 drives the second bevel gear 642 to rotate, the second bevel gear 642 drives the second rotating shaft 8 to rotate, the second rotating shaft 8 drives the third rotating shaft 9 to rotate through the engagement of the third bevel gear 643 and the fourth bevel gear 644, and the third rotating shaft 9 drives the fourth rotating shaft 10 to rotate through the engagement of the fifth bevel gear 645 and the sixth bevel gear 646, so that the synchronous rotation of the second rotating shaft 8, the third rotating shaft 9 and the fourth rotating shaft 10 is realized.

Referring to fig. 1 and 3, the engagement of the worm wheel 63 and the worm 62; referring to fig. 4, a first bevel gear 641 is engaged with a second bevel gear 642; referring to fig. 5, a mesh between the third bevel gear 643 and the fourth bevel gear 644; referring to fig. 6, the meshing positions of the fifth bevel gear 645 and the sixth bevel gear 646 are covered with the chassis 24, so that the influence of rainwater and silt is reduced.

Referring to fig. 1 and 3, a receiving platform 21 is welded on one side of the bottom net 51 close to the cofferdam body 1, and the receiving platform 21 is abutted against the edge of the corresponding unit groove 3 close to the cofferdam body 1. The receiving table 21 is arranged so that the unit cell 3 has a supporting function on the over-bottom net 51, and the load of the over-bottom net 51 is reduced.

Referring to fig. 1 and 2, the water outlet end of the water pump 11 is communicated with a water storage tank 12, the water storage tank 12 is fixedly connected to the outer side surface of the cofferdam body 1, the lower end of the water storage tank 12 is communicated with a connecting pipe 13, a control valve 14 for controlling the water discharge of the water storage tank 12 is arranged on the connecting pipe 13, one end of the connecting pipe 13, which is far away from the water storage tank 12, is communicated with a water delivery pipe 15, the water delivery pipe 15 is arranged along the circumferential direction of the cofferdam body 1, the water delivery pipe 15 is positioned above the unit grooves 3, the water delivery pipe 15 is communicated with a spray head 16 for spraying water towards the reversed filter screen 5, the spray head 16 is arranged towards the direction far away from the corresponding unit grooves 3, and the top end of the water storage tank 12 is communicated with a water outlet pipe 17.

After the filter screen 5 rotates to pour out silt, the control valve 14 is opened, accumulated water in the water storage tank 12 is sprayed out from the spray head 16 through the water conveying pipe 15, and the spray head 16 sprays water towards the rotated filter screen 5, so that the filter screen 5 is washed without manually cleaning the filter screen 5, and the method is simple and convenient; meanwhile, when the water in the water storage tank 12 is fully stored, the water is discharged out of the cofferdam body 1 through the water outlet pipe 17.

Referring to fig. 1 and 3, the edge fixedly connected with mounting bar 18 of cofferdam body 1 is kept away from to bottom screen 51, offer on the mounting bar 18 with correspond pivot joint complex arc 19, be provided with on the mounting bar 18 and be used for the pivot with mounting bar 18 relatively fixed or the mounting 20 that breaks away from, mounting 20 includes threaded connection bolt 201 on mounting bar 18, offer in the pivot with bolt 201 screw-thread fit's screw hole. When the filter screen 5 needs to be replaced, the bolt 201 is rotated to separate the mounting bar 18 from the corresponding rotating shaft, so that the filter screen 5 is separated from the corresponding rotating shaft; the bolt 201 is rotated to enable the bolt 201 to be in threaded connection with the threaded hole in the rotating shaft, and the mounting bar 18 is fixed with the rotating shaft, so that the filter screen 5 is fixed with the corresponding rotating shaft.

Referring to fig. 2 and 3, a filter layer 22 is adhered to the inner wall of the drain pipe 2 near one end of the bellows 4, and in this embodiment, the filter layer 22 is a filter screen. Ponding in the unit groove 3 passes through bellows 4 and gets into drain pipe 2, further filters ponding through filter layer 22 to reduce the possibility that silt blockked up suction pump 11.

The implementation principle of the embodiment of the application is as follows: when the silt remained on the filter screen 5 needs to be discharged, the motor 61 is started, the motor 61 drives the worm 62 to rotate, the worm 62 drives the worm wheel 63 to rotate, so that the first rotating shaft 7 rotates, the first bevel gear 641 is meshed with the second bevel gear 642, the first rotating shaft 7 drives the second rotating shaft 8 to rotate, the second rotating shaft 8 drives the third rotating shaft 9 to rotate through the meshing of the third bevel gear 643 and the fourth bevel gear 644, and the third rotating shaft 9 drives the fourth rotating shaft 10 to rotate through the meshing of the fifth bevel gear 645 and the sixth bevel gear 646, so that the filter screen 5 synchronously rotates, and the filter screen 5 pours the silt out.

After filter screen 5 rotates and pours silt out, open control valve 14, ponding in water storage box 12 passes through raceway 15 and from 16 blowout of shower nozzle, and shower nozzle 16 sprays water towards filter screen 5 after the rotation to wash filter screen 5, need not the manual work and clear up simple and convenient filter screen 5.

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 utility model provides a water conservancy construction cofferdam, includes cofferdam body (1) and installs drain pipe (2) in cofferdam body (1) outside, follows the circumference of cofferdam body (1) lateral surface is provided with four cell slots (3), and is adjacent the intercommunication has bellows (4), its characterized in that between cell slot (3): drain pipe (2) and bellows (4) intercommunication, every all rotate in unit cell groove (3) and be provided with filter screen (5) that are used for filtering silt, be provided with on cofferdam body (1) and order about filter screen (5) pivoted drive assembly (6).

2. The water conservancy construction cofferdam of claim 1, characterized in that: one side of the filter screen (5) far away from the cofferdam body (1) is provided with a rotating shaft, the rotating shaft is rotatably arranged on the unit grooves (3), the rotating axis of the rotating shaft is parallel to the length direction of the corresponding unit grooves (3), the driving assembly (6) comprises a motor (61) arranged on the cofferdam body (1), the output end of the motor (61) is connected with a worm (62), any one of the worm gear (63) is sleeved on the rotating shaft, the worm gear (63) is meshed with the worm (62), and a transmission piece (64) used for driving the other rotating shafts to rotate is arranged on the rotating shaft connected with the worm gear (63).

3. The water conservancy construction cofferdam of claim 2, characterized in that: the rotating shafts are sequentially a first rotating shaft (7), a second rotating shaft (8), a third rotating shaft (9) and a fourth rotating shaft (10) along the anticlockwise direction, the worm wheel (63) is sleeved on the first rotating shaft (7), the transmission piece (64) comprises a first bevel gear (641) sleeved at one end, close to the second rotating shaft (8), of the first rotating shaft (7), a second bevel gear (642) is sleeved at one end, close to the first rotating shaft (7), of the second rotating shaft (8), the second bevel gear (642) is meshed with the first bevel gear (641), a third bevel gear (643) is sleeved at one end, close to the third rotating shaft (9), of the second rotating shaft (9), a fourth bevel gear (644) is sleeved at one end, close to the second rotating shaft (8), of the third rotating shaft (9), the fourth bevel gear (644) is meshed with the third bevel gear (643), a fifth bevel gear (645) is sleeved at one end, close to the fourth rotating shaft (10), of the third rotating shaft (9), and a sixth bevel gear (646) is sleeved at one end of the fourth rotating shaft (10) close to the third rotating shaft (9), and the sixth bevel gear (646) is meshed with the fifth bevel gear (645).

4. The water conservancy construction cofferdam of claim 3, characterized in that: still including setting up suction pump (11) on cofferdam body (1), suction pump (11) and drain pipe (2) intercommunication, the play water end intercommunication of suction pump (11) has water storage box (12), the intercommunication has connecting pipe (13) on water storage box (12), be provided with control valve (14) that are used for controlling water storage box (12) drainage on connecting pipe (13), the one end intercommunication that water storage box (12) were kept away from in connecting pipe (13) has raceway (15), raceway (15) set up along cofferdam body (1) circumference, be provided with shower nozzle (16) that are used for towards filter screen (5) water spray after the upset on raceway (15), water storage box (12) top intercommunication has outlet pipe (17).

5. The water conservancy construction cofferdam of claim 2, characterized in that: follow the length direction of filter screen (5) is provided with mounting bar (18), mounting bar (18) are located filter screen (5) and keep away from one side of cofferdam body (1), set up on mounting bar (18) with correspond pivot joint complex arc wall (19), be provided with on mounting bar (18) and be used for pivot and mounting bar (18) relatively fixed or mounting (20) that break away from.

6. The water conservancy construction cofferdam of claim 1, characterized in that: the filter screen (5) are including rotating bottom net (51) that sets up on unit groove (3) and connecting side net (52) at bottom net (51) both sides, bottom net (51) are the arc net, bottom net (51) orientation is protruding near the direction of unit groove (3) diapire.

7. The water conservancy construction cofferdam of claim 6, characterized in that: one side of the bottom net (51) close to the cofferdam body (1) is provided with a bearing platform (21), and the bearing platform (21) is abutted against the edge of the unit groove (3) close to the cofferdam body (1).

8. The water conservancy construction cofferdam of claim 1, characterized in that: and a filter layer (22) is arranged at one end of the drain pipe (2) close to the corrugated pipe (4).