CN213508516U

CN213508516U - Detachable water conservancy construction cofferdam

Info

Publication number: CN213508516U
Application number: CN202022231282.XU
Authority: CN
Inventors: 林洋生
Original assignee: Guangzhou Huipeng Construction Co ltd
Current assignee: Guangzhou Huipeng Construction Co ltd
Priority date: 2020-10-09
Filing date: 2020-10-09
Publication date: 2021-06-22
Anticipated expiration: 2030-10-09

Abstract

The utility model belongs to the technical field of the water conservancy construction and specifically relates to a detachable water conservancy construction cofferdam, it includes first plate washer and second plate washer, first plate washer with second plate washer structural identity, wherein the relative both sides of first plate washer are provided with inserting groove and grafting piece respectively, the second plate washer the grafting piece peg graft in first plate washer in the inserting groove, still be provided with on the first plate washer and be used for the restriction on the second plate washer the grafting piece breaks away from on the first plate washer the limit structure of inserting groove, first plate washer is close to the side of sliding groove is provided with and is used for making limit structure opens the start-up structure, first plate washer with all be provided with the connecting piece of being connected with the riverbed on the second plate washer. This application has the effect of the installation and the dismantlement of making things convenient for the cofferdam.

Description

Detachable water conservancy construction cofferdam

Technical Field

The application relates to the field of water conservancy construction, especially, relate to a detachable 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. The cofferdam is mainly used in hydraulic construction, as a part of formal buildings, the height of the cofferdam is higher than the highest water level which can occur in the construction period, and the cofferdam is generally dismantled after being used up.

In the bridge foundation construction, when bridge piers and platform foundations are positioned below the ground surface water level, earth weirs in various forms are built according to local materials; in rivers with deep water and large flow velocity, sheet-pile or steel-sheet pile (single-layer or double-layer) cofferdams and many double-layer thin-wall steel cofferdams can be adopted. The cofferdam can be used for preventing water and enclosing water and can also be used for supporting the pit wall of the foundation pit.

In view of the above-mentioned related art, the inventor believes that there is a defect that the conventional construction cofferdam is inconvenient to detach and install.

SUMMERY OF THE UTILITY MODEL

For the installation and the dismantlement of convenient cofferdam, this application provides a detachable water conservancy construction cofferdam.

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

a detachable water conservancy construction cofferdam comprises a first baffle and a second baffle, wherein the first baffle and the second baffle are identical in structure, insertion grooves and insertion blocks are respectively arranged on two opposite sides of the first baffle, the insertion blocks of the second baffle are inserted into the insertion grooves of the first baffle, a limiting structure used for limiting the insertion blocks on the second baffle to be separated from the insertion grooves on the first baffle is further arranged on the first baffle, a starting structure used for enabling the limiting structure to be opened is arranged on the side face, close to the sliding groove, of the first baffle, and connecting pieces connected with a riverbed are arranged on the first baffle and the second baffle.

By adopting the technical scheme, when in use, the inserting block of the second baffle is butted towards the inserting groove of the first baffle, and the inserting block on the second baffle is limited to be separated from the inserting groove on the first baffle by the limiting structure, so that the limiting and fixing are completed; when the cofferdam needs to be unlocked, the limiting structure is opened through the driving structure, so that unlocking is completed, and the installation and the disassembly of the cofferdam can be completed conveniently.

Preferably, limit structure including set up in the groove that slides on the inserting groove inside wall, the cooperation of sliding in the groove that slides has the wedge, the wedge is kept away from the one end in groove that slides is provided with the orientation and keeps away from the inclined plane of inserting groove tank bottom direction, the wedge with be provided with thrust spring between the tank bottom in groove that slides, the inserting block is close to the side of wedge be provided with the wedge complex joint groove of pegging graft.

Through adopting above-mentioned technical scheme, at the butt joint in-process, the inclined plane of grafting piece and wedge is inconsistent and through the inclined plane with the wedge push the groove that slides, when the tank bottom of inserting groove is contradicted to the grafting piece, the joint groove is with the groove that slides butt joint mutually, at this moment under thrust spring's effect, the wedge stretches out the groove that slides again and stretches into in the joint groove to accomplish spacing fixed, so easy operation, it is convenient to install, improves work efficiency.

Preferably, the limiting structure is provided with a plurality of groups at intervals along the length direction of the insertion groove, and the clamping grooves on the insertion block are correspondingly provided with a plurality of groups.

Through adopting above-mentioned technical scheme, limit structure sets up to a plurality of groups and effectively improves limit structure's spacing fixed strength, improves the reliability of cofferdam.

Preferably, the starting structure including run through set up in the through-hole of the tank bottom of sliding, the wedge is close to thrust spring's one end is connected with the haulage rope, the haulage rope activity is worn out the tip behind the through-hole is provided with a driving rope, the upper end threaded connection of first plate washer has the dwang, the end connection of driving rope in on the dwang.

Through adopting above-mentioned technical scheme, through rotating the dwang for the driving rope tightens, and simultaneously, driving rope pulling haulage rope removes to the direction of keeping away from the wedge, thereby withdraws the wedge pulling in the groove that slides, thereby accomplishes the unblock, so make operating personnel just can accomplish the unblock in cofferdam upper end, make convenient operation, the unblock is quick.

Preferably, the upper end of the first baffle plate is further rotatably provided with a supporting roller, the supporting roller deviates to the outer side of the first baffle plate, and the driving rope is wound on the supporting roller.

Through adopting above-mentioned technical scheme, the setting up of supporting roller makes the driving rope greatly reduced at the wearing and tearing of during operation to effectively improve life.

Preferably, the side of first plate washer is provided with the recess, the tank bottom intercommunication of recess the tank bottom in groove slides, can dismantle through the bolt in the recess and be connected with the apron, the through-hole set up in on the apron.

Through adopting above-mentioned technical scheme, the setting up of recess and apron is convenient to be maintained the structure of sliding groove inside.

Preferably, the connecting piece includes a plurality of hammering pole, the upper end of first plate washer is run through and is provided with a plurality of hole that slides, hammering pole with slide hole sliding fit, hammering pole's lower extreme is the taper shape.

Through adopting above-mentioned technical scheme, when first plate washer and second plate washer are installed, insert the hole of sliding and squeeze the hammering pole into the riverbed below through hammering equipment with the hammering pole, improve the structural stability of cofferdam.

Preferably, the upper end threaded connection of hammering the pole has the fixed column, be provided with the handle ring on the fixed column.

Through adopting above-mentioned technical scheme, during the dismantlement, quiet fixed column threaded connection to hammering pole upper end to utilize pulling equipment to dial out hammering pole through carrying the ring, so, convenient dismantlement.

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

1. when the limit structure is used, the inserting block of the second baffle is butted towards the inserting groove of the first baffle, and the inserting block on the second baffle is limited to be separated from the inserting groove on the first baffle through the limit structure, so that the limit fixation is completed; when the cofferdam needs to be unlocked, the limiting structure is opened through the driving structure, so that unlocking is completed, and thus, the installation and the disassembly of the cofferdam can be completed more conveniently;

2. in the butt joint process, the inserting block abuts against the inclined surface of the wedge block and pushes the wedge block into the sliding groove through the inclined surface, the clamping groove is in butt joint with the sliding groove until the inserting block abuts against the bottom of the inserting groove, and at the moment, under the action of the thrust spring, the wedge block stretches out of the sliding groove again and stretches into the clamping groove, so that limiting and fixing are completed;

3. through rotating the dwang for the driving rope tightens, and simultaneously, driving rope pulling haulage rope removes to the direction of keeping away from the wedge, thereby withdraws the wedge pulling and slides in the groove, thereby accomplishes the unblock, so make operating personnel just can accomplish the unblock in cofferdam upper end, make convenient operation, the unblock is quick.

Drawings

Fig. 1 is a schematic view of an overall structure of an embodiment of a removable water conservancy construction cofferdam according to the present application.

Fig. 2 is an exploded schematic view of a first baffle plate in an embodiment of a removable water conservancy construction cofferdam of the present application.

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

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

Description of reference numerals: 1. a first baffle plate; 11. rotating the rod; 111. rotating the disc; 12. supporting the rollers; 13. an oblique slot; 14. a support bar; 141. mounting a plate; 15. a groove; 16. a cover plate; 17. a sliding hole; 2. a second baffle plate; 3. inserting grooves; 31. a sliding groove; 4. an insertion block; 41. a clamping groove; 5. a wedge block; 51. a bevel; 52. a thrust spring; 6. a through hole; 7. a hauling rope; 71. a drive rope; 8. a connecting member; 81. a hammering rod; 811. a threaded hole; 82. fixing a column; 821. a threaded rod; 822. a lifting ring.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a detachable water conservancy construction cofferdam. Referring to fig. 1, the detachable water conservancy construction cofferdam comprises a first baffle plate 1 and a second baffle plate 2 which are vertically arranged, and the first baffle plate 1 and the second baffle plate 2 have the same structure; the two opposite sides of the first baffle 1 are respectively provided with an inserting groove 3 and an inserting block 4, in this embodiment, the inner side walls of the two ends of the inserting groove 3 are respectively communicated with the two end faces of the first baffle 1, the length of the inserting block 4 is equal to that of the inserting groove 3, and the inserting block 4 of the second baffle 2 is inserted into the inserting groove 3 of the first baffle 1. Meanwhile, the first baffle plate 1 is also provided with a limiting structure for limiting the insertion block 4 on the second baffle plate 2 to be separated from the insertion groove 3 on the first baffle plate 1.

Referring to fig. 2 and fig. 3, specifically, limit structure is including setting up the groove 31 that slides on the inside wall of inserting groove 3 one side, the length direction of the groove 31 that slides and the length direction of inserting groove 3 parallel arrangement mutually, the cooperation of sliding in the groove 31 has wedge 5, the one end that the groove 31 that slides is kept away from to wedge 5 is provided with the inclined plane 51 of keeping away from inserting groove 3 tank bottom direction towards, be provided with thrust spring 52 between the tank bottom of wedge 5 and sliding groove 31, thrust spring 52's quantity can be two, two thrust spring 52 set up along the length direction interval of sliding groove 31, the side that the inserting block 4 is close to wedge 5 is provided with the joint groove 41 of pegging graft complex with wedge 5. Meanwhile, the limit structures are arranged in a plurality of groups at intervals along the length direction of the insertion groove 3, in the embodiment, the number of the limit structures can be three, the three groups of limit structures are arranged at intervals along the length direction of the insertion groove 3, and the three clamping grooves 41 on the insertion block 4 are correspondingly arranged in three.

Referring to fig. 3 and 4, at the same time, a starting structure for opening the limiting structure is disposed on a side surface of the first baffle 1 close to the sliding groove 31, the starting structure includes a through hole 6 penetrating through the bottom of each sliding groove 31, in this embodiment, an axis of the through hole 6 is parallel to a center line of the sliding groove 31, of course, the through hole 6 may be disposed obliquely, so that an axis of the through hole 6 is inclined from bottom to top, and a port at an upper end of the through hole 6 is far away from the sliding groove 31. One end of each wedge-shaped block 5, which is close to the thrust springs 52, is connected with a traction rope 7, the traction rope 7 is positioned between the two thrust springs 52, and the end part of each traction rope 7, which movably penetrates out of the through hole 6, is provided with a driving rope 71. The upper end threaded connection of first baffle 1 has dwang 11, the vertical setting of dwang 11, and the upper end of dwang 11 is provided with rolling disc 111 to convenient rotation dwang 11, the tip fixed connection of drive rope 71 is on dwang 11, and the hookup location is close to rolling disc 111.

Referring to fig. 4, in addition, a supporting roller 12 is rotatably disposed at the upper end of the first baffle plate 1, the supporting roller 12 is biased to the outer side of the first baffle plate 1, and a driving rope 71 is wound on the supporting roller 12; specifically, an inclined slot 13 is formed in a side surface of the first baffle 1, an opening of the inclined slot 13 is inclined and faces, a support rod 14 is movably inserted into the inclined slot 13, two parallel mounting plates 141 are arranged at an end portion of the support rod 14 far away from the inclined slot 13, and the support roller 12 is rotatably connected between the two mounting plates 141.

Referring to fig. 3, in addition, in order to facilitate maintenance of the structure inside the sliding groove 31, a groove 15 is provided on a side surface of the first baffle plate 1, the bottom of the groove 15 communicates with the bottom of the sliding groove 31, a cover plate 16 is detachably connected to the groove 15 through a bolt, an outer side surface of the cover plate 16 after covering the groove 15 is flush with the side surface of the first baffle plate 1, and the through hole 6 is provided on the cover plate 16.

Referring to fig. 1 and 2, the first baffle plate 1 and the second baffle plate 2 are provided with a connecting member 8 connected with a river bed. Specifically, the connecting member 8 includes a plurality of vertically disposed hammering rods 81, in this embodiment, the number of the hammering rods 81 may be three, and the three hammering rods 81 are uniformly spaced. The upper end of the first baffle plate 1 is provided with three sliding holes 17 in a penetrating manner, the hammering rod 81 is in sliding fit with the sliding holes 17, the lower end of the hammering rod 81 is in a taper shape, and the bottom of the hammering rod 81 is larger than the height of the first baffle plate 1. Meanwhile, in order to conveniently recover the hammering rod 81 in the later period, the upper end of the hammering rod 81 is provided with a fixing column 82, wherein the upper end surface of the hammering rod 81 is provided with a threaded hole 811, the lower end surface of the fixing column 82 is provided with a threaded rod 821 in threaded connection with the threaded hole 811, and the upper end of the fixing column 82 is provided with a lifting ring 822; the fastening stud 82 is removed when driving the striker rod 81 into the river bed.

The application principle of the detachable water conservancy construction cofferdam of the embodiment of the application is as follows: when the connecting device is used, the inserting block 4 of the second baffle is butted against the inserting groove 3 of the first baffle 1, in the butting process, the inserting block 4 is abutted against the inclined surface 51 of the wedge block 5 and the wedge block 5 is pushed into the sliding groove 31 through the inclined surface 51, until the inserting block 4 is abutted against the bottom of the inserting groove 3, the clamping groove 41 is butted against the sliding groove 31, at the moment, under the action of the thrust spring 52, the wedge block 5 extends out of the sliding groove 31 again and extends into the clamping groove 41, and therefore limiting and fixing are completed; when the unlocking is required, the rotating rod 11 is rotated, so that the driving rope 71 is tightened, and meanwhile, the driving rope 71 pulls the traction rope 7 to move in the direction away from the wedge-shaped block 5, so that the wedge-shaped block 5 is pulled to be retracted into the sliding groove 31, and the unlocking is finished.

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 detachable water conservancy construction cofferdam which characterized in that: the river bed drainage device comprises a first baffle plate (1) and a second baffle plate (2), wherein the first baffle plate (1) and the second baffle plate (2) are identical in structure, insertion grooves (3) and insertion blocks (4) are respectively arranged on two opposite sides of the first baffle plate (1), the insertion blocks (4) of the second baffle plate (2) are inserted into the insertion grooves (3) of the first baffle plate (1), a limiting structure used for limiting the insertion blocks (4) on the second baffle plate (2) to be separated from the insertion grooves (3) on the first baffle plate (1) is further arranged on the first baffle plate (1), the limiting structure comprises a sliding groove (31) arranged on the inner side wall of one side of the insertion grooves (3), a starting structure used for opening the limiting structure is arranged on the side face, close to the sliding groove (31), of the first baffle plate (1), and a connecting piece (8) connected with a river bed are arranged on the second baffle plate (2), and a connecting piece (8) connected with the river bed is arranged on the first baffle plate (1) and the second baffle plate (2) ).

2. The removable water conservancy construction cofferdam of claim 1, wherein: limit structure including set up in groove (31) of sliding on inserting groove (3) inside wall, the cooperation of sliding has wedge (5) in groove (31) of sliding, keep away from wedge (5) the one end of groove (31) of sliding is provided with the orientation and keeps away from inclined plane (51) of inserting groove (3) tank bottom direction, wedge (5) with be provided with thrust spring (52) between the tank bottom of groove (31) of sliding, inserting block (4) are close to the side of wedge (5) be provided with wedge (5) grafting complex joint groove (41).

3. The removable water conservancy construction cofferdam of claim 2, wherein: the limiting structure is provided with a plurality of groups at intervals along the length direction of the insertion groove (3), and the clamping grooves (41) on the insertion blocks (4) are correspondingly provided with a plurality of groups.

4. The removable water conservancy construction cofferdam of claim 2, wherein: the starting structure including run through set up in through-hole (6) of groove (31) tank bottom slides, wedge (5) are close to the one end of thrust spring (52) is connected with haulage rope (7), haulage rope (7) activity is worn out the tip behind through-hole (6) is provided with a driving rope (71), the upper end threaded connection of first plate washer (1) has dwang (11), the end connection of driving rope (71) in on dwang (11).

5. The removable water conservancy construction cofferdam of claim 4, wherein: the upper end of the first baffle plate (1) is further rotatably provided with a supporting roller (12), the supporting roller (12) deviates to the outer side of the first baffle plate (1), and the driving rope (71) is wound on the supporting roller (12).

6. The removable water conservancy construction cofferdam of claim 4, wherein: the side of first plate washer (1) is provided with recess (15), the tank bottom intercommunication of recess (15) the tank bottom of groove (31) slides, can dismantle through the bolt in recess (15) and be connected with apron (16), through-hole (6) set up in on apron (16).

7. The removable water conservancy construction cofferdam of claim 1, wherein: connecting piece (8) include a plurality of hammering pole (81), the upper end of first plate washer (1) is run through and is provided with a plurality of hole (17) that slide, hammering pole (81) with hole (17) sliding fit slides, the lower extreme of hammering pole (81) is the taper shape.

8. The removable water conservancy construction cofferdam of claim 7, wherein: the upper end threaded connection of hammering pole (81) has fixed column (82), be provided with on fixed column (82) and carry ring (822).