CN219825261U - Waterproof grouting device for bottom plate - Google Patents

Abstract

The utility model relates to a waterproof grouting device for a base plate, and relates to the field of basement base plate waterproofing. The utility model discloses a waterproof grouting device for a bottom plate, which comprises a grouting pipe, an expansion body, a compression assembly and a connector used for being connected with a grouting valve, wherein the bottom of the grouting pipe is provided with a base, one end, far away from the connector, of the base is connected with an auxiliary grouting pipe, the side wall of the auxiliary grouting pipe is provided with a plurality of through holes, the grouting pipe is connected with the connector, the expansion body is sleeved on the grouting pipe, and the compression assembly is arranged on the grouting pipe. According to the utility model, the compression assembly is utilized to compress the expansion body to expand the expansion body, so that the expansion body is tightly abutted against the grouting hole, the waterproof material is injected through the connector, the expansion body is relieved from being extruded after the waterproof material is initially set, the expansion body is restored to the original state, and the expansion body is extracted, so that the recycling of construction materials is realized, the construction cost is reduced, and the resources are saved.

Description

Waterproof grouting device for bottom plate

Technical Field

The utility model relates to the technical field of basement bottom plate waterproofing, in particular to a bottom plate waterproof grouting device.

Background

At present, a common leakage treatment mode of a bottom plate (underground spaces such as a civil air defense basement, a subway, a tunnel, a culvert and the like) is that grouting holes are formed in the bottom plate at equal intervals, the grouting holes are led to a waterproof layer below the bottom plate, grouting pipes are inserted into each grouting hole, gaps between the grouting holes and grouting nozzles are plugged by the grouting pipes, then liquid waterproof materials are injected into the gaps between the waterproof layer and the bottom plate, the grouting openings of the bottom plate are sealed after grouting is completed, and the grouting pipes are clamped on the inner walls of the grouting holes and are not easy to take out, so that the grouting pipes can be reserved in the bottom plate.

With respect to the related art described above, the inventors consider that the retention of the grouting pipe in the bottom plate causes waste of resources.

Disclosure of Invention

In order to solve the problem of resource waste in the waterproof treatment process, the utility model provides a waterproof grouting device for a bottom plate.

The utility model provides a waterproof grouting device for a bottom plate, which adopts the following technical scheme:

the utility model provides a bottom plate waterproof grouting device, includes slip casting pipe, inflation body, compression subassembly and is used for the connector of being connected with slip casting valve, slip casting pipe bottom is provided with the base, auxiliary grouting pipe is connected to connector one end is kept away from to the base, a plurality of through-holes are seted up to auxiliary grouting pipe lateral wall, the slip casting pipe is connected with the connector, the inflation body cover is established on the slip casting pipe, compression subassembly installs on the slip casting pipe.

Through adopting above-mentioned technical scheme, set up the slip casting hole and insert the expansion body at the bottom plate that needs to be waterproof, extrude the expansion body through compression subassembly, make its pressurized expansion, closely support with slip casting hole pore wall, through connector switch-on slip casting valve door to waterproof layer injection waterproof material, the expansion body inflation can reduce the waterproof material of annotating and spill over from the slip casting hole, remove the compression to the expansion body at waterproof material initial setting stage, make the expansion body resume, take out the expansion body from the slip casting hole, thereby reach reuse of resource, practice thrift construction cost, the auxiliary slurry conveying pipe of a plurality of through-holes is seted up to the lateral wall can make waterproof material's injection scope bigger and cover more evenly.

Optionally, the connector is in threaded connection with the grouting pipe.

Through adopting above-mentioned technical scheme, connector and slip casting pipe adopt threaded connection convenient to detach and installation.

Optionally, compression subassembly includes dwang and depression bar, dwang and slip casting pipe threaded connection, the dwang sets up in the connector below, the depression bar cover is established on the slip casting pipe and is located the dwang below, the depression bar is set up on the inflation body, depression bar and inflation body butt.

Through adopting above-mentioned technical scheme, rotatory dwang makes it take place to remove through the screw thread feeding, extrudes the depression bar, is convenient for make the expansion body compression expansion of threaded rod below.

Optionally, a plane bearing is sleeved on the grouting pipe, and the plane bearing is arranged between the rotating rod and the compression rod.

Through adopting above-mentioned technical scheme, the setting of plane bearing utilizes rolling friction to let the required power of rotatory dwang smaller, and the depression bar is more easy to extrude the expansion body downwards.

Optionally, two ends of the rotating rod are designed to be arc-shaped.

By adopting the technical scheme, the arc-shaped rotating rod reduces the edge angle of the rotating rod, and enhances the use safety.

Optionally, the expansion body is provided with a plurality of expansion bodies.

By adopting the technical scheme, the expansion bodies with different numbers are additionally arranged according to the thickness of the base plate with different numbers, the grouting pipe with corresponding length is customized, and the universality of the device is improved.

Optionally, gaskets are respectively arranged between two adjacent expansion bodies and between the expansion bodies and the compression rod.

Through adopting above-mentioned technical scheme, the atress of the expansion body is more even in the setting up of gasket, improves the inflation effect, prolongs the life of the expansion body.

Optionally, the auxiliary slurry conveying pipe is connected with a one-way valve.

Through adopting above-mentioned technical scheme, pour into the waterproof layer through the base when waterproof material, make the check valve atress open, the check valve closes when slip casting is accomplished, reduces waterproof material refluence.

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

1. the expansion and recovery of the expansion body can change the connection tightness degree between the expansion body and the inner wall of the grouting hole, the expansion body is compressed to expand the expansion body, and the waterproof material is injected, so that the overflow of the waterproof material is reduced; after the waterproof material is initially set, the compression of the expansion body is released, so that the expansion body is restored, and the expansion body is taken out of the grouting hole, so that the waterproof grouting device is recycled, the construction cost is reduced, and the resources are saved;

2. the side wall of the auxiliary slurry conveying pipe is provided with a plurality of through holes, so that the conveying range of the waterproof material is larger, and the coverage surface is more uniform.

3. The one-way valve can unify the flow direction of the waterproof material, and when grouting is stopped, the valve is closed, so that backflow of the waterproof material caused by pressure and the like is reduced.

Drawings

Fig. 1 is a schematic overall structure of an embodiment of the present utility model.

Fig. 2 is a schematic structural view of an embodiment of the present utility model for embodying an expansion body.

Fig. 3 is an enlarged schematic view of the portion a in fig. 1.

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

Fig. 5 is a schematic structural view of a grouting pipe according to an embodiment of the present utility model.

Reference numerals illustrate: 1. grouting pipe; 2. an expansion body; 3. a compression assembly; 31. a rotating lever; 32. a planar bearing; 33. a compression bar; 4. a connector; 5. a base; 6. a gasket; 7. auxiliary slurry conveying pipe; 8. a through hole; 9. a one-way valve.

Detailed Description

The utility model is described in further detail below with reference to fig. 1-5.

The embodiment of the utility model discloses a waterproof grouting device for a bottom plate, which mainly comprises a grouting pipe 1, an expansion body 2, a compression assembly 3 and a connector 4 used for being connected with a grouting valve, wherein the top end of the grouting pipe 1 is provided with the connector 4 in threaded connection with the grouting pipe, and the connector 4 is used for being connected with the grouting valve; the bottom of the grouting pipe 1 is fixedly connected with a base 5, and the base 5 is vertical to the grouting pipe 1; a plurality of expansion bodies 2 are sleeved on the grouting pipe 1, the expansion bodies 2 are supported on the base 5, and two adjacent expansion bodies 2 are mutually abutted; the compression assembly 3 is installed between the connector 4 and the expansion body 2, and is used for applying pressure to the expansion body 2 to elastically deform the expansion body 2.

When the grouting device is used, an operator needs to set a plurality of grouting holes in the bottom plate in advance, the number of the grouting holes is determined according to the range of the bottom plate which needs to be waterproof, the depth of the grouting holes extends below the bottom of the bottom plate, and because the construction precision is difficult to reach an ideal level, the grouting holes penetrate through the bottom plate, the waterproof layer and the cushion layer generally; the expansion body 2 is plugged into the grouting hole, the number of the expansion bodies 2 is increased and decreased according to the thickness requirement of the bottom plate, and the base 5 is ensured to be positioned above the bottom of the bottom plate.

As shown in fig. 1, the compression assembly 3 mainly comprises a rotating rod 31, a plane bearing 32 and a compression rod 33, wherein the rotating rod 31 is arranged on the grouting pipe 1 in a penetrating way and is in threaded connection with the grouting pipe 1, two ends of the rotating rod 31 are arranged into circular arcs, and the rotating rod 31 is positioned below the connector 4; the planar bearing 32 and the compression bar 33 are both arranged on the grouting pipe 1 in a penetrating way, the planar bearing 32 is positioned below the rotating rod 31 and is abutted with the compression bar 33, and the compression bar 33 is positioned below the planar bearing 32 and is abutted with the expansion body 2.

In the use process, the rotating rod 31 with the arc-shaped two ends accords with human engineering better, an operator rotates the rotating rod 31 to enable the rotating rod to move downwards through screw feeding, the pressing rod 33 is pushed by the plane bearing 32 to downwards squeeze the expansion body 2, the expansion body 2 is expanded and is abutted against the inner wall of the grouting hole, then the grouting valve is opened, waterproof materials are conveyed into the grouting hole, and in the process, backflow and overflow of the waterproof materials can be effectively reduced through the expansion body 2 expanded under pressure; when the water-proof material overflows from the adjacent grouting holes on the bottom plate, the grouting is stopped, after the water-proof material is initially set, the rotating rod 31 is rotated in the opposite direction, the pressure of the compression rod 33 on the expansion body 2 is released, the expansion body 2 is restored to the original state, then the expansion body 2 is extracted from the grouting holes, the next grouting hole is sequentially inserted, and the operation is repeated until the water-proof grouting of the whole bottom plate is completed.

As shown in fig. 3, a gasket 6 is arranged between two adjacent expansion bodies 2, the gasket 6 is arranged on the grouting pipe 1 in a penetrating way and is in contact with the expansion bodies 2, a gasket 6 which is arranged on the grouting pipe 1 in a penetrating way is also arranged between the expansion body 2 at the top end and the compression rod 33, and the gasket 6 is respectively in contact with the compression rod 33 and the expansion bodies 2; the arrangement of the gasket 6 increases the contact area between the compression rod 33 and the expansion body 2, so that the compression rod 33 can ensure that the pressure applied to the expansion body 2 is more uniform, the pressure is more uniformly transferred between the two adjacent expansion bodies 2, the situation that the expansion body 2 is locally and unevenly expanded is reduced, the contact with the inner wall of the grouting hole is tighter, the anti-overflow effect is better, and the service life of the expansion body 2 can be prolonged.

As shown in fig. 1 and fig. 4, the base 5 is far away from the connector 4 and one end is inserted with an auxiliary slurry conveying pipe 7, the auxiliary slurry conveying pipe 7 is in threaded connection with the base 5, a plurality of through holes 8 are formed in the side wall of the auxiliary slurry conveying pipe 7, in the construction process, an operator opens a slurry conveying valve, waterproof materials flow into the auxiliary slurry conveying pipe 7 through the slurry conveying pipe 1 and flow to a waterproof layer below a bottom plate through the through holes 8 on the side wall of the auxiliary slurry conveying pipe 7, and a plurality of through holes 8 increase the output paths of the waterproof materials, so that the coverage range of the waterproof materials is enlarged and the waterproof materials are distributed more uniformly.

As shown in fig. 4 and 5, the auxiliary slurry pipe 7 is provided with a one-way valve 9, and the one-way valve 9 is mounted on the auxiliary slurry pipe 7 and is positioned between the side wall through hole 8 of the auxiliary slurry pipe 7 and the base 5. The one-way valve 9 limits the outflow direction of the waterproof material so that the waterproof material is output in one direction outside the auxiliary slurry pipe 7.

The implementation principle of the embodiment of the utility model is as follows: when the grouting device is used, a plurality of grouting holes are formed in a bottom plate in advance, the expansion body 2 is inserted, the base 5 is ensured to be arranged above the bottom plate, the expansion body 2 is pressed and expanded by rotating the rotating rod 31 and is abutted against the inner wall of the grouting holes, then the grouting valve is opened, waterproof materials flow to the auxiliary grouting pipe 7 through the grouting pipe 1 and pass through the one-way valve 9, the one-way valve 9 is stressed to be opened, the waterproof materials are conveyed to the waterproof layer through the through hole 8 on the side wall of the auxiliary grouting pipe 7, the grouting valve is closed after grouting is completed, the one-way valve 9 is closed, backflow of the waterproof materials is blocked, the pressure on the expansion body 2 is released after the waterproof materials are initially set, and the expansion body 2 is pulled out of the grouting holes for recycling.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims (8)

1. The utility model provides a bottom plate waterproof slip casting device which characterized in that: including slip casting pipe (1), inflation body (2), compression subassembly (3) and be used for being connected with slip casting valve connector (4), slip casting pipe (1) bottom is provided with base (5), auxiliary slurry delivery pipe (7) are connected to connector (4) one end is kept away from to base (5), a plurality of through-holes (8) are seted up to auxiliary slurry delivery pipe (7) lateral wall, slip casting pipe (1) are connected with connector (4), inflation body (2) cover is established on slip casting pipe (1), compression subassembly (3) are installed on slip casting pipe (1).

2. A floor waterproof grouting device as claimed in claim 1, wherein: the connector (4) is in threaded connection with the grouting pipe (1).

3. A floor waterproof grouting device as claimed in claim 1, wherein: compression subassembly (3) are including dwang (31) and depression bar (33), dwang (31) and slip casting pipe (1) threaded connection, dwang (31) set up in connector (4) below, depression bar (33) cover are established on slip casting pipe (1) and are located dwang (31) below, depression bar (33) set up on expansion body (2), depression bar (33) and expansion body (2) butt.

4. A floor waterproof grouting device according to claim 3, wherein: the grouting pipe (1) is sleeved with a plane bearing (32), and the plane bearing (32) is arranged between the rotating rod (31) and the pressing rod (33).

5. A floor waterproof grouting device according to claim 3, wherein: both ends of the rotating rod (31) are designed to be arc-shaped.

6. A floor waterproof grouting device according to claim 3, wherein: the expansion body (2) is provided with a plurality of expansion bodies.

7. The floor waterproof grouting device as claimed in claim 6, wherein: gaskets (6) are arranged between two adjacent expansion bodies (2) and between the expansion bodies (2) and the compression rod (33).

8. A floor waterproof grouting device as claimed in claim 1, wherein: the auxiliary slurry conveying pipe (7) is connected with a one-way valve (9).