CN220100221U - Outer wall screw hole plugging device - Google Patents

Abstract

The utility model provides an outer wall screw hole plugging device, including seting up the toper mouth at outer wall screw hole both ends and the shutoff prefab that can peg graft in outer wall screw hole, the shutoff prefab includes the shutoff pipe, the inside hollow of shutoff pipe, sliding connection has two push plates in the shutoff pipe, two sets of push plates realize synchronous reverse slip through synchronizer, in the shutoff pipe, one side that keeps away from each other at two push plates all is fixed with the injecting tube, the injecting tube stretches out the shutoff pipe in one side that the push plate was kept away from to the injecting tube, and threaded connection has the taper connector with toper mouth size assorted on it, the injecting hole with injecting tube intercommunication has been seted up to the inside of taper connector, the injecting tube has seted up the injecting hole on the part in the injecting tube, be equipped with on the shutoff pipe with the orifice with shutoff pipe inner chamber and outside intercommunication, this device is through the setting of shutoff prefab, the shutoff can be accomplished to the shutoff through the scene pouring concrete, the shutoff is efficient, guarantee the shutoff leakproofness.

Description

Outer wall screw hole plugging device

Technical Field

The utility model relates to the field of building construction, in particular to an external wall screw hole plugging device.

Background

The screw holes of the external shear wall are not tightly plugged, so that the leakage rate of the wall surface is greatly increased, and the tightness of a room is affected. The prior Chinese patent (application number: CN202123387772. X) discloses a device for plugging a reserved hole of an outer wall of a shear wall, which comprises: the device comprises a structure outer wall and a reserved hole formed in the structure outer wall, wherein plugging devices are arranged on the inner side and the outer side of the reserved hole, each plugging device comprises an outdoor template and a concrete hopper, two sections of screws are arranged on the outdoor template, and the two sections of screws are connected through a unidirectional rotary connecting piece; the front ends of the two-section screw rods are connected with an outdoor template through self-tapping nuts, and the outdoor template is tightly attached to the outer side of the outer wall of the structure; a concrete hopper is arranged on the indoor side of the reserved hole, the reserved hole is surrounded by the concrete hopper, the upper end of the concrete hopper is opened, and concrete is poured into the reserved hole from the upper end opening of the concrete hopper; the two-section screw is locked on the outer wall of the concrete hopper through a nut and a gasket, an adjusting nut, a base plate and a line opening flashboard are further arranged in the middle of the two-section screw, and the line opening flashboard is locked at a reserved hole of the outer wall of the structure through the adjusting nut and the base plate.

However, the following technical problems exist in the practical use process of the patent:

1. the plugging device still adopts site grouting for plugging, is inconvenient to plug, and can be plugged next time after the concrete is dried, so that the plugging efficiency is low;

2. the plugging device is used for simply guiding slurry into the screw hole, and has poor plugging compactness and low plugging quality.

Disclosure of Invention

The utility model solves the defects of the prior art and provides the external wall screw hole plugging device which improves the plugging efficiency and the plugging quality.

In order to achieve the above purpose, the utility model firstly provides an external wall screw hole plugging device, which comprises conical ports formed at two ends of an external wall screw hole and a plugging prefabricated member capable of being inserted into the external wall screw hole, wherein the plugging prefabricated member comprises a plugging pipe, the interior of the plugging pipe is hollow, two pushing plates are connected in a sliding manner in the plugging pipe, synchronous reverse sliding of the two pushing plates is achieved through a synchronous device, a rubber injection pipe is fixed on one side, away from each other, of the plugging pipe, one side, away from the pushing plates, of the rubber injection pipe extends out of the plugging pipe, a conical connector matched with the conical ports in size is connected with the rubber injection pipe in a threaded manner, a rubber injection port is formed in the interior of the conical connector, a jet hole communicated with the rubber injection pipe is formed in a part of the rubber injection pipe, and a jet hole communicated with the inner cavity of the plugging pipe and the exterior is formed in the plugging pipe.

By adopting the structure, the plugging pipe is inserted into the screw hole, and then the conical connector is spirally arranged on the rubber injection pipe; injecting the foaming glue through the injecting glue hole in the wall, the outside, the foaming glue gets into the shutoff pipe through the injecting glue mouth in, on the one hand, because the inside foaming glue volume of shutoff pipe is great, consequently the inside foaming glue of shutoff pipe promotes the push pedal and removes to make the taper connector compress tightly on the toper mouth of wall, guarantee shutoff leakproofness, on the other hand, through the setting of orifice, make the foaming glue can be more quick fill up the screw rod hole, improve the fastness that the shutoff pipe is connected.

In this embodiment, synchronizer includes push pedal, ratch and gear, forms the transmission chamber in the shutoff intraductal between two sets of push pedal opposite surfaces, and the gear is installed in the internal rotation of transmission chamber to the shutoff pipe, all is fixed with the ratch that is parallel to each other on two sets of push pedal opposite sides, and two ratch meshes respectively in the both sides of gear. Such a group of push plates move to drive the toothed bars to move, the toothed bars drive the gears to rotate, and the gears drive the two groups of toothed bars to synchronously and reversely move, so that the two groups of push plates can synchronously and reversely move.

In the embodiment, openings at two ends of the inner cavity of the plugging tube are sealed through plugs, through holes matched with the rubber injection tube in size are formed in the middle of the plugs, and the rubber injection tube is slidably connected in the through holes.

In this embodiment, a spiral groove is formed on the outer side of the blocking pipe, and the nozzle is disposed in the spiral groove. Through this design, increase the area of contact of foaming glue and shutoff pipe, improve shutoff quality, the orifice has been seted up to the outside annular of shutoff pipe, through the setting of orifice, makes the foaming glue can more quick fill up the screw rod hole.

In this embodiment, the outside diameter of the plugging tube is smaller than the inside diameter of the outer wall screw hole. Through this design, the shutoff pipe of being convenient for is pegged graft, and can increase the foaming glue volume between shutoff pipe and the screw rod hole, further improves shutoff quality.

In the embodiment, the glue injection hole is in a conical design, so that glue injection is convenient

By adopting the structure, the utility model has the following advantages:

1. through the setting of shutoff prefabrication spare, need not the scene to pour into the concrete, need not wait for the concrete to solidify, can accomplish the shutoff, shutoff efficiency is high.

2. Through the setting of two sets of synchronous reverse gliding push plates, when carrying out the injecting glue to the wall outside or in the wall, can tighten up the concrete awl at both ends simultaneously, guarantee shutoff leakproofness.

3. Through all seting up the toper mouth at outer wall screw rod hole both ends, the device shutoff of being convenient for, and with the cooperation of the prefabricated awl of concrete, further improve shutoff quality.

Drawings

FIG. 1 is a schematic illustration of a closure according to the present utility model;

FIG. 2 is a schematic illustration of a plugging preform according to the present utility model;

FIG. 3 is a schematic cross-sectional view of a plugging preform according to the present utility model;

fig. 4 is a schematic view of a concrete cone of the present utility model.

Reference numerals: 1. a conical mouth; 2. plugging the pipe; 3. a spiral groove; 4. a spray hole; 5. a plug; 6. a rubber injection pipe; 7. a glue injection port; 8. a taper-shaped connector; 9. a glue injection hole; 10. a push plate; 11. a toothed bar; 12. a transmission cavity; 13. a gear.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In addition, the technical solutions of the embodiments of the present utility model may be combined with each other, but it is necessary to be based on the fact that those skilled in the art can implement the technical solutions, and when the technical solutions are contradictory or cannot be implemented, the combination of the technical solutions should be considered as not existing, and not falling within the scope of protection claimed by the present utility model.

Referring to fig. 1-4, an external wall screw hole plugging device comprises a conical opening 1 formed at two ends of an external wall screw hole and a plugging prefabricated member capable of being inserted into the external wall screw hole, wherein the plugging prefabricated member comprises a plugging tube 2, the plugging tube 2 is hollow, two pushing plates 10 are slidably connected in the plugging tube 2, synchronous reverse sliding of the two pushing plates 10 is realized through a synchronous device, a rubber injection tube 6 is fixed in the plugging tube 2 at one side, away from each other, of the two pushing plates 10, one side, away from the pushing plates 10, of the rubber injection tube 6 extends out of the plugging tube 2, a conical connector 8 matched with the conical opening 1 in size is connected to the rubber injection tube 6 in a threaded manner, a rubber injection hole 9 communicated with the rubber injection tube 6 is formed in the conical connector 8, a rubber injection hole 7 is formed in a part of the rubber injection tube 6, and a spray hole communicated with the inner cavity of the plugging tube 2 is formed in the plugging tube 2.

When in plugging: 1. removing and cleaning the sleeve in the wall by using an impact drill, and cleaning residual mortar around the hole;

2. expanding two ends of the screw hole into a conical opening 1 with the depth of 20 mm;

3. plugging the tube 2 in the screw hole, and then installing the taper-shaped connector 8 on the rubber injection tube 6 in a spiral manner;

4. firstly injecting glue from one side in a wall, injecting foaming glue through a glue injection hole 9, enabling the foaming glue to enter the plugging tube 2 through a glue injection hole 7, pressing the taper connector 8 on the taper hole 1, and completely filling the foaming glue in the plugging tube 2 and a screw hole, wherein the expansion force of the foaming glue in the plugging tube 2 is larger than that of the external foaming glue because the foaming glue in the plugging tube 2 is larger, and enabling the taper connector 8 to be tightly attached to the taper hole 1 through a push plate 10 and the glue injection tube 6 by virtue of the expansion force, so that the plugging tightness is high;

5. then the same method is installed to carry out glue injection from the outside of the wall, and as the two groups of push plates 10 can synchronously and reversely slide, the expansion force of the foaming glue can apply tension to the cone-shaped connectors 8 at the two ends of the two times, so that the plugging quality is further ensured;

6. finally, the outside of the taper connector 8 is brushed with waterproof glue to complete the plugging.

As shown in fig. 3, the synchronizing device comprises a push plate 10, toothed bars 11 and gears 13, wherein a transmission cavity 12 is formed in the plugging tube 2 between opposite surfaces of the two groups of push plates 10, the gears 13 are installed in the plugging tube 2 in the transmission cavity 12, the toothed bars 11 parallel to each other are fixed on opposite sides of the two groups of push plates 10, and the two toothed bars 11 are respectively meshed with two sides of the gears 13. Such a group of push plates 10 move to drive the toothed bars 11 to move, the toothed bars 11 drive the gears 13 to rotate, and the gears 13 drive the two groups of toothed bars 11 to synchronously and reversely move, so that the two groups of push plates 10 can synchronously and reversely move.

As shown in fig. 3, both the plugging tube 2 and the injecting tube 6 are PVC tubes.

As shown in fig. 3, the openings at two ends of the inner cavity of the plugging tube 2 are sealed by the plugs 5, through holes matched with the glue injection tube 6 in size are formed in the middle of the plugs 5, the glue injection tube 6 is slidably connected in the through holes, the spray holes 4 are formed in the inner wall of the plugging tube 2 and between the plugs 5 and the push plate 10, the spiral grooves 3 are formed in the outer side of the plugging tube 2, the contact area between the foaming glue and the plugging tube 2 is increased through the design, the plugging quality is improved, the spray holes 4 are formed in the outer side of the plugging tube 2 in an annular mode, the foaming glue can fill screw holes more quickly through the arrangement of the spray holes 4, the outer diameter of the plugging tube 2 is smaller than the inner diameter of the screw holes of the outer wall, the plugging tube 2 is convenient to plug through the design, the foaming glue amount between the plugging tube 2 and the screw holes can be increased, the plugging quality is further improved, and the glue injection holes 9 are in a conical design, and the glue injection is convenient.

The foregoing description of the preferred embodiments of the present utility model should not be construed as limiting the scope of the utility model, but rather utilizing equivalent structural changes made in the present utility model description and drawings or directly/indirectly applied to other related technical fields are included in the scope of the present utility model.

Claims (6)

1. The utility model provides an outer wall screw rod hole plugging device, includes the toper mouth of seting up at outer wall screw rod hole both ends and can peg graft the shutoff prefab in outer wall screw rod hole, its characterized in that: the shutoff prefab includes the shutoff pipe, the inside hollow of shutoff pipe, sliding connection has two push plates in the shutoff pipe, two sets of push plates realize synchronous reverse slip through synchronizer, in the shutoff pipe, one side that keeps away from each other at two push plates all is fixed with the injecting tube, the shutoff pipe is stretched out to one side that the injecting tube kept away from the push plate, and threaded connection has the taper connector with toper mouth size assorted on it, the injecting hole with injecting tube intercommunication has been seted up to the inside of taper connector, the injecting tube has seted up the injecting hole in the part of injecting tube, be equipped with on the shutoff pipe with the orifice with shutoff pipe inner chamber and outside intercommunication.

2. The exterior wall screw hole plugging device according to claim 1, wherein: the synchronous device comprises push plates, toothed bars and gears, a transmission cavity is formed in the plugging tube between opposite faces of the two groups of push plates, the gear is installed in the plugging tube in the transmission cavity in a rotating mode, the toothed bars which are parallel to each other are fixed on opposite sides of the two groups of push plates, and the two toothed bars are respectively meshed with two sides of the gear.

3. The exterior wall screw hole plugging device according to claim 1, wherein: openings at two ends of the inner cavity of the plugging tube are sealed through plugs, through holes matched with the rubber injection tube in size are formed in the middle of the plugs, and the rubber injection tube is slidably connected in the through holes.

4. The exterior wall screw hole plugging device according to claim 1, wherein: the outside of shutoff pipe has seted up the helicla flute, the orifice sets up in the helicla flute.

5. The exterior wall screw hole plugging device according to claim 1, wherein: the outer diameter of the plugging pipe is smaller than the inner diameter of the screw hole of the outer wall.

6. The exterior wall screw hole plugging device according to claim 1, wherein: the glue injection hole is conical.