CN213358977U - Waterproof structure of building construction joint - Google Patents
Waterproof structure of building construction joint Download PDFInfo
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- CN213358977U CN213358977U CN202021638296.7U CN202021638296U CN213358977U CN 213358977 U CN213358977 U CN 213358977U CN 202021638296 U CN202021638296 U CN 202021638296U CN 213358977 U CN213358977 U CN 213358977U
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Abstract
The application relates to a waterproof structure of a construction joint of a building, which comprises a wall body, wherein the wall body comprises a first pouring layer, a second pouring layer and a construction joint positioned between the first pouring layer and the second pouring layer, one side of the wall body facing the outdoor side is provided with a groove, the groove is communicated with the construction joint, a pre-embedded part is arranged in the groove, and an expansion water stop strip and an elastic cushion are sequentially arranged in the groove facing the outdoor direction; the expansion water stop strip and the embedded part are provided with a connecting assembly used for fixedly connecting the expansion water stop strip and the embedded part, the elastic cushion is adhered to the expansion water stop strip, and a cement layer used for plugging the groove is arranged on one side of the elastic cushion, which is away from the expansion water stop strip. This application has waterproof effect to the construction joint.
Description
Technical Field
The application relates to the field of building construction joint waterproofing, in particular to a waterproof structure of a building construction joint.
Background
The construction joint is a joint formed between the first and the second poured concrete because the initial setting time of the first poured concrete and the second poured concrete is different, and a joint surface exists between the first poured concrete and the second poured concrete, and the joint surface is called as the construction joint.
However, in the wall of the building, because the waterproof capability of the construction joint is poor, water seepage is easy to occur, and the construction joint needs to be subjected to waterproof treatment, otherwise, the water seepage along the joint is easy to occur. At present, most common construction joint waterproof structures are single-layer waterproof, the service life is short, and the waterproof performance is poor.
SUMMERY OF THE UTILITY MODEL
In order to improve the waterproof performance of wall construction joint, this application provides a waterproof construction of building construction joint.
The application provides a pair of waterproof construction of building construction joint adopts following technical scheme:
a waterproof structure of a construction joint of a building comprises a wall body, wherein the wall body comprises a first pouring layer, a second pouring layer and a construction joint positioned between the first pouring layer and the second pouring layer, one side of the wall body facing outdoors is provided with a groove, the groove is communicated with the construction joint, a pre-embedded part is arranged in the groove, and an expansion water stop strip and an elastic cushion are sequentially arranged in the groove facing outdoors;
the expansion water stop strip and the embedded part are provided with a connecting assembly used for fixedly connecting the expansion water stop strip and the embedded part, the elastic cushion is adhered to the expansion water stop strip, and a cement layer used for plugging the groove is arranged on one side of the elastic cushion, which is away from the expansion water stop strip.
By adopting the technical scheme, a groove can be preset between the first pouring layer and the second pouring layer in advance in the construction process, the expansion water stop strip and the elastic cushion are sequentially arranged on one side, facing outdoors, in the groove, and the embedded part is preset in the groove, so that a constructor can easily fix the expansion water stop strip in the groove, the expansion water stop strip can absorb water and expand by a self water absorption factor after encountering water, the volume of the expansion water stop strip is increased, the groove wall of the groove is extruded, the construction joint is further plugged, and the elastic cushion pasted on the expansion water stop strip improves the sealing property between the elastic cushion and the groove wall of the groove; the connecting assembly fixes the expansion water stop strip in the groove, and the whole groove is filled with the cement layer, so that the elastic cushion between the cement layer and the expansion water stop strip is fixed in the groove, and the water stopping effect is further improved.
Preferably, an anchor rod is arranged in the wall body along the thickness direction of the wall body, and one end, facing the groove, of the anchor rod is fixedly connected with the embedded part.
Through adopting above-mentioned technical scheme, through predetermineeing the stock in the wall body, with built-in fitting fixed connection in stock, be convenient for with follow-up in recess with inflation sealing rod fixed connection.
Preferably, the lateral wall of stock evenly is provided with a plurality of barb.
Through adopting above-mentioned technical scheme, at stock length direction fixedly connected with barb, increase the anti-tensile ability of pulling out of stock, and then increase the steadiness of built-in fitting.
Preferably, the connecting assembly comprises a threaded hole formed in the embedded part, the threaded hole is in threaded connection with a bolt, a through hole is formed in the expansion water stop bar, and the bolt penetrates through the through hole and is in threaded connection with the threaded hole.
Through adopting above-mentioned technical scheme, pass the perforation on the expansion sealing rod and the screw hole threaded connection on the mounting through the bolt, with expansion sealing rod fixed mounting in the recess.
Preferably, the two opposite groove walls of the groove are provided with clamping grooves, and the two sides of the elastic pad are provided with clamping blocks matched with the clamping grooves in a clamping mode.
Through adopting above-mentioned technical scheme, set up the draw-in groove at the cell wall of recess, cooperate the fixture block joint on the cushion with the draw-in groove for the cushion can stabilize the joint in the recess, has increased the leakproofness between the cell wall of cushion and recess simultaneously.
Preferably, concave grains are arranged on one side of the elastic cushion facing outdoors.
Through adopting above-mentioned technical scheme, set up the dimpled grain in the outdoor one side of cushion orientation for add the cement layer solidification shaping of stifled recess, increased the stability of being connected of cement layer and cushion.
Preferably, one side of the wall body facing outdoors is provided with a layer of waterproof coiled material.
Through adopting above-mentioned technical scheme, reduce the condition that moisture permeates the construction joint from the wall body outside.
Preferably, one side of the wall body facing the indoor is provided with a waterproof layer.
Through adopting above-mentioned technical scheme, reduce the condition that moisture permeates the construction joint from wall body one side towards indoor.
In summary, the present application includes at least one of the following beneficial technical effects:
1. when water seepage occurs in the construction joint, a groove is reserved at the position, close to the construction joint, on the outer side of the wall body, an expansion water stop strip for water prevention is installed in the groove to absorb and expand the water seepage, so that the volume of the water stop strip is increased, and the groove wall of the groove is extruded to play a role in plugging the construction joint, thereby achieving the water prevention effect;
2. the elastic pad adhered to the expansion water stop strip plugs the gap between the through hole of the expansion water stop strip and the bolt, and can extrude the groove wall of the groove, so that the waterproof effect on the construction joint is improved;
3. a layer of waterproof coiled material is adhered to one side of the wall body close to the outdoor side, and the waterproof capability of the wall body to the construction joint is improved by utilizing the waterproof performance of the waterproof coiled material.
Drawings
Fig. 1 is a schematic overall structure diagram of the wall body in the embodiment;
fig. 2 is a partially enlarged view of a portion a in fig. 1.
Description of reference numerals: 1. a wall body; 101. firstly, pouring a layer; 102. Post-casting the layer; 2. constructing a joint; 3. anchor rod, 301, barb; 4. a groove; 401. a card slot; 5. embedding parts; 501. a threaded hole; 6. an expansion water stop bar; 601. perforating; 7. a bolt; 8. an elastic pad; 801. concave lines; 802. a clamping block; 9. a cement layer; 10. waterproof coiled materials; 11. and a waterproof layer.
Detailed Description
The present application is described in further detail below with reference to figures 1-2.
The embodiment of the application discloses building construction joint 2's waterproof construction, refer to fig. 1 and fig. 2, including wall body 1, wall body 1 is including pouring earlier layer 101, back pouring layer 102 and being located pouring earlier layer 101 and back pouring layer 102 between construction joint 2, has pasted one deck waterproof layer 11 towards indoor one side at wall body 1, for k11 waterproof coating, reduces water and permeates construction joint 2 from indoor one side.
The anchor rod 3 is preset in the wall body 1, the anchor rod 3 is arranged along the thickness direction of the wall body 1, and the anchor rod 3 is embedded in the wall body 1 when the wall body 1 is poured. Lateral wall fixedly connected with a plurality of barb 301 of stock 3, barb 301 evenly distributed is at the lateral wall of stock 3 to increase the tensile ability of drawing of stock 3.
Referring to fig. 2, a strip-shaped groove 4 is formed between a first casting layer 101 and a second casting layer 102 of the wall 1, the groove 4 is located on the outdoor side of the wall 1, and the outdoor side of the groove 4 is open. It should be noted that, during the construction of the wall 1, the formwork is shaped like Contraband by forming the part of the groove 4 on the first casting layer 101 through the formwork and then forming the part of the groove 4 on the second casting layer 102 through the formwork, and after the first casting layer 101 and the second casting layer 102 are solidified and formed, the formwork is removed to obtain the groove 4.
Referring to fig. 2, a cuboid-shaped embedded part 5 is embedded in a wall 1, the embedded part 5 is fixedly connected with one end of the anchor rod 3 facing the groove 4, in general, the embedded part 5 is made of steel, the embedded part 5 and the anchor rod 3 can be welded and fixed, one side of the embedded part 5 far away from the anchor rod 3 is flush with the groove bottom of the groove 4, and it needs to be noted that the embedded part 5 is located at a position close to the construction joint 2; so that in the follow-up waterproof construction of fixing at construction joint 2 department, set up threaded hole 501 on built-in fitting 5, set up perforation 601 on expansion sealing rod 6, threaded hole 501 female connection has bolt 7, bolt 7 passes perforation 601 and threaded hole 501 threaded connection, passes through bolt 7 fixed connection with expansion sealing rod 6 with built-in fitting 5 to make expansion sealing rod 6 fixed connection in recess 4.
Referring to fig. 2, one side of the expansion water stop strip 6, which is far away from the expansion water stop strip 6, is adhered with a layer of elastic pad 8, and the elastic pad 8 plugs a gap between a through hole 601 in the expansion water stop strip 6 and the bolt 7, so that the waterproof effect is improved.
Referring to fig. 2, two opposite groove walls of the groove 4 are provided with a clamping groove 401, the elastic pad 8 is fixedly connected with a clamping block 802, and when the elastic pad 8 is installed in the groove 4, the clamping block 802 is clamped and matched with the clamping groove 401, so that the elastic pad 8 is installed more stably.
Evenly distributed's dimpled grain 801 is seted up towards outdoor one side to cushion 8, and the one side that dimpled grain 801 was seted up to cushion 8 is filled cement layer 9, and cement layer 9 is filled whole recess 4 and flushes in the wall, through dimpled grain 801, after cement layer 9 sets up the shaping, increases cement layer 9 and cushion 8's stability of being connected.
A layer of waterproof coiled material 10 is adhered to one side of the wall body 1 facing outdoors, so that the waterproofness of the construction joint 2 is improved.
The implementation principle of the embodiment is as follows: when water seepage occurs in the construction joint 2, firstly the expansion water stop strip 6 meets water, the expansion water stop strip 6 absorbs water and expands, so that the volume is increased, and then the groove wall of the groove 4 is extruded, so that the sealing performance between the expansion water stop strip 6 and the groove wall of the groove 4 is improved, a preliminary water stopping effect is achieved, the expansion water stop strip 6 is fixed on the embedded part 5 through the bolt 7, one side of the expansion water stop strip 6 facing outdoors is pasted with a layer of elastic pad 8, a gap between a through hole 601 on the expansion water stop strip 6 and the bolt 7 is plugged, the elastic pad 8 extrudes the groove wall of the groove 4 to increase the waterproof effect, one side of the elastic pad 8 facing outdoors is pasted with a cement layer 9 to plug the whole groove 4, so that the elastic pad 8 can be stably fixed in the groove 4, one side of the wall body 1 facing outdoors is pasted with a layer of waterproof coiled material 10, the waterproof capability is further improved, one side of the wall body 1 facing indoors is, the water infiltration from the indoor into the construction joint 2 is reduced.
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 (8)
1. The utility model provides a waterproof construction of building construction joint, includes wall body (1), wall body (1) is including pouring earlier layer (101), back pouring layer (102) and lie in pouring earlier layer (101) and back pouring layer (102) between construction joint (2), its characterized in that: a groove (4) is formed in one side, facing outdoors, of the wall body (1), the groove (4) is communicated with the construction joint (2), an embedded part (5) is arranged in the groove (4), and an expansion water stop strip (6) and an elastic pad (8) are sequentially arranged in the groove (4) in the direction facing outdoors;
the expansion water stop strip (6) and be provided with between built-in fitting (5) and be used for making both connect fixed coupling assembling, elastic pad (8) paste in expansion water stop strip (6), one side that elastic pad (8) deviate from expansion water stop strip (6) is provided with and is used for the shutoff cement layer (9) of recess (4).
2. The waterproof structure of the construction joint of the building according to claim 1, wherein: an anchor rod (3) is arranged in the wall body (1) along the thickness direction of the wall body (1), and one end, close to the groove (4), of the anchor rod (3) is fixedly connected with the embedded part (5).
3. The waterproof structure of the construction joint of the building according to claim 2, wherein: the lateral wall of stock (3) evenly is provided with a plurality of barb (301).
4. The waterproof structure of the construction joint of the building according to claim 1, wherein: the connecting assembly comprises a threaded hole (501) formed in an embedded part (5), the threaded hole (501) is in threaded connection with a bolt (7), a through hole (601) is formed in the expansion water stop bar (6), and the bolt (7) penetrates through the through hole (601) and is in threaded connection with the threaded hole (501).
5. The waterproof structure of the construction joint of the building according to claim 1, wherein: draw-in groove (401) have all been seted up to two relative cell walls of recess (4), the both sides of cushion (8) all are provided with joint cooperation in fixture block (802) of draw-in groove (401).
6. The waterproof structure of the construction joint of the building according to claim 1, wherein: concave grains (801) are arranged on one side, facing the outdoor, of the elastic cushion (8).
7. The waterproof structure of the construction joint of the building according to claim 1, wherein: one side of the wall body (1) facing outdoors is provided with a layer of waterproof coiled material (10).
8. The waterproof structure of the construction joint of the building according to claim 1, wherein: and one side of the wall body (1) facing the indoor is provided with a waterproof layer (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021638296.7U CN213358977U (en) | 2020-08-08 | 2020-08-08 | Waterproof structure of building construction joint |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021638296.7U CN213358977U (en) | 2020-08-08 | 2020-08-08 | Waterproof structure of building construction joint |
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| CN213358977U true CN213358977U (en) | 2021-06-04 |
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| CN202021638296.7U Active CN213358977U (en) | 2020-08-08 | 2020-08-08 | Waterproof structure of building construction joint |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113756372A (en) * | 2021-10-12 | 2021-12-07 | 天津梦科环保科技发展有限公司 | Be used for flexible perpendicular partition wall hasp of group and waterproof layer connection structure |
-
2020
- 2020-08-08 CN CN202021638296.7U patent/CN213358977U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113756372A (en) * | 2021-10-12 | 2021-12-07 | 天津梦科环保科技发展有限公司 | Be used for flexible perpendicular partition wall hasp of group and waterproof layer connection structure |
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