CN109944340B

CN109944340B - Building floor deformation joint

Info

Publication number: CN109944340B
Application number: CN201910309410.7A
Authority: CN
Inventors: 孙素文; 张春宇; 卓文波
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-04-17
Filing date: 2019-04-17
Publication date: 2020-10-30
Anticipated expiration: 2039-04-17
Also published as: CN109944340A

Abstract

The invention belongs to the technical field of buildings, and relates to a building floor deformation joint which solves the problems that the existing deformation joint is easy to leak and the like. The deformation joint includes bottom plate and two blocks of curb plates, the both sides of bottom plate link to each other with two blocks of curb plates respectively, and mutually support between the three and form the deformation slot, the deformation joint still includes the end board that is located deformation slot both ends department, the end board includes the first plate body and the second plate body of welded fastening in bottom plate both ends department, the outer end of the first plate body and the outer end of the second plate body respectively with two blocks of curb plates welded fastening, the inner of the first plate body and the inner welded fastening of the second plate body and form the contained angle between the two, the central line department of the junction orientation bottom plate of the first plate body and the second plate. According to the invention, the sealing head plate absorbs stress change caused by expansion, so that cracking of welding seams at welding positions at two ends of the deformation seam groove due to stress influence is avoided, and further, water leakage and other phenomena of the deformation seam are avoided.

Description

Building floor deformation joint

Technical Field

The invention belongs to the technical field of buildings, and relates to a building floor deformation joint.

Background

Due to the influence of temperature variation, uneven settlement, earthquake and other factors, additional stress is generated inside the building structure, and the stress often cracks or even damages the building. In order to reduce the influence of stress on the building, the structure is broken at the deformation sensitive part in advance during design, and the gap, namely the deformation joint, is reserved so as to ensure that each broken part of the building has enough deformation space without damaging or cracking the building.

But the problem of leakage quality of ground deformation joints has always plagued us. In order to solve the problem, patent CN 204753848U discloses a building outdoor floor movement joint department leak protection water structure, it includes movement joint and sets up the escape canal in the movement joint both sides, be provided with the rubber strip that meets water inflation in the movement joint, and the movement joint top covers there is waterproofing membrane, escape canal lateral wall surface by interior and first layer cement mortar has set gradually outward, water proof coating and second floor cement mortar, the apron is mated formation to the escape canal top, link firmly through the mounting between this apron and the escape canal, thereby solve the problem of leaking and the drainage of outdoor floor movement joint.

However, because the building is influenced by multiple factors such as natural climate change, static motion of the building and the like, the building always works in a state of changing the stretching or contracting normal force, and the existing deformation joint does not consider the action of the stretching movable stress, so that welding seams at two ends of a deformation joint groove are easy to crack, the waterproof function in the deformation joint groove is invalid, and the phenomenon of water leakage still occurs.

Disclosure of Invention

The invention aims to solve the problems in the prior art, provides a building floor deformation joint, and aims to solve the technical problems that: how to avoid the deformation joint to leak water through avoiding the both ends welding seam fracture of deformation joint groove.

The purpose of the invention can be realized by the following technical scheme:

the utility model provides a building floor movement joint, the movement joint includes bottom plate and two blocks of curb plates, the both sides of bottom plate link to each other with two blocks of curb plates respectively, and mutually support between the two and form the deformation slot, a serial communication port, the movement joint is still including the end board that is located deformation slot both ends department, the end board is including welded fastening in the plate body one and the plate body two of bottom plate both ends department, the outer end of plate body one and the outer end of plate body two respectively with two curb plate welded fastening, the inner of plate body one and the inner welded fastening of plate body two and form the contained angle between the two, the junction orientation of plate body one and plate body two the central line department of bottom plate.

The working principle is as follows: this movement joint is with the end plate design for plate body one and plate body two phase link firmly and be the form of contained angle, and when the building received flexible pulling force, the end plate can cooperate with two curb plates, receives the stress variation that flexible brought, avoids the welding seam of each welding department of movement joint groove both ends department to receive the stress influence and the fracture appears, and then avoids the movement joint phenomenon such as leaking to appear. The bottom plate and the side plate can be connected in a one-step forming mode by adopting whole plate mechanical folding and pressing. The head plate is formed by mechanically pressing a sigma-shaped folded plate and welding the sigma-shaped folded plate by argon arc welding.

In foretell building floor movement joint, movement joint still include with the mounting panel of curb plate one-to-one, the mounting panel sets up along the length direction of curb plate, the inboard and the curb plate of mounting panel are perpendicular and link firmly mutually. After the mounting plate is designed, the mounting plate is used for being matched and connected with a building floor, so that the whole deformation joint is mounted.

In foretell building floor movement joint, the movement joint still including being located the breakwater of mounting panel both ends department, the bottom of breakwater and the tip welded fastening of mounting panel, the inboard of breakwater with the lateral surface welded fastening of curb plate. After the water baffle is designed, the water baffle is fixed with the mounting plate and the side plates in a welding mode, the sealing performance of the joint is good, the overall waterproof effect can be achieved, and water leakage of deformation joints is avoided.

In the above-mentioned building floor deformation joint, the height of the water baffle is not less than 150 mm.

In the above-mentioned building floor movement joint, the movement joint still includes at least one drain pipe that is located movement joint groove one end, the drain pipe be fixed in on the bottom plate and with movement joint groove communicates mutually. After the design has the drain pipe, the ponding in the seam groove of warping can discharge fast, avoids the rainwater to gather and appears the seepage.

In the above-mentioned building floor movement joint, the movement joint still include with the plastic tubing that the drain pipe corresponds, the drain pipe is located to the one end cover of plastic tubing, the other end of plastic tubing extends to outdoor rainwater pipeline. After the plastic pipe is designed, water in the deformation joint groove can sequentially flow to an outdoor rainwater pipeline through the drain pipe and the plastic pipe, the water in the deformation joint groove is quickly drained, and the deformation joint is prevented from leaking.

In the building floor deformation joint, the deformation joint further comprises galvanized flat irons which correspond to the mounting plates one by one, the galvanized flat irons are attached to the upper plate surfaces of the mounting plates, the galvanized flat irons are provided with first connecting holes, the mounting plates are provided with second connecting holes corresponding to the first connecting holes, building floors are provided with third connecting holes corresponding to the second connecting holes, and bolts are simultaneously inserted into the first connecting holes, the second connecting holes and the third connecting holes. The deformation joint and the building floor can be fixed by inserting the bolts into the first connecting hole, the second connecting hole and the third connecting hole.

In the above-mentioned building floor deformation joint, the bolt is an internal expansion type metal expansion bolt with a diameter larger than 6 mm. Adopt interior expanding metal expansion bolts to fix, can ensure the firm in connection degree between movement joint both sides and the building floor, the resistance to deformation requirement when satisfying the movement joint and producing the stress of stretching out and drawing back avoids appearing the bolt not hard up phenomenon.

In the above-mentioned building floor deformation joint, the galvanized flat iron has a width of 30mm and a thickness of 3 mm.

Compared with the prior art, the invention has the following advantages:

1. according to the deformation joint, the end sealing plate is designed to be in a form that the plate body I and the plate body II are fixedly connected and form an included angle, when a building is stretched and pulled, the end sealing plate can be matched with the two side plates to absorb stress change caused by stretching, and therefore cracking of welding seams at the two ends of a deformation joint groove due to stress influence is avoided, and further phenomena such as water leakage of the deformation joint are avoided;

2. after the water baffle is designed, the water baffle is fixed with the mounting plate and the side plate in a welding mode, the sealing performance of the joint is good, the integral waterproof effect can be achieved, and water leakage of a deformation joint is avoided;

3. after the design has the drain pipe, the ponding in the seam groove of warping can discharge fast, avoids the rainwater to gather and appears the seepage.

Drawings

FIG. 1 is an isometric view of the present deformation joint.

FIG. 2 is a bottom view of the present deformation joint.

FIG. 3 is a side view of the present deformation joint.

In the figure, 1, a bottom plate; 2. a side plate; 3. deforming the slot; 4. a head sealing plate; 5. a first plate body; 6. a second plate body; 7. mounting a plate; 8. a water baffle; 9. a drain pipe; 10. a plastic tube; 11. galvanizing flat iron; 12. and a first connecting hole.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1, 2 and 3, the deformation joint comprises a bottom plate 1 and two side plates 2, wherein two sides of the bottom plate 1 are respectively connected with the two side plates 2, and the two side plates are matched with each other to form a deformation joint groove 3, and specifically, a scheme of mechanically folding and pressing the whole plate for one-step forming can be adopted. The deformation joint still includes the end plate 4 that is located the 3 both ends department in deformation slot, and end plate 4 is including welded fastening in the plate body one 5 and the plate body two 6 of 1 both ends department of bottom plate, the outer end of plate body one 5 and the outer end of plate body two 6 respectively with two blocks of curb plates 2 welded fastening, the inner of plate body one 5 and the inner welded fastening of plate body two 6 and form the contained angle between the two, the central line department of the junction orientation bottom plate 1 of plate body one 5 and plate body two 6. Preferably, the welding and fixing in the present embodiment can adopt an argon arc welding mode, so that the connection fixing property can be improved. Flexible anti-leakage sealing materials, such as weather-resistant glue and other sealing materials with better flexibility, are used as binding layers at the joints of the two sides of the deformation joints and the building structure floor surfaces, so that the lateral anti-leakage quality requirements of the deformation joints are met. And when the building corridor ground is uneven, the base layer is treated: when the deformation joint is installed, the original building floor surface is ground flat firstly, floating ash is cleaned, and the drying of a base layer is ensured. And uniformly arranging weather-resistant glue under the condition of ensuring the quality, and installing deformation joints in time.

Preferably, as shown in fig. 1 and 2, the deformation joint further includes a mounting plate 7 corresponding to the side plate 2 one by one, the mounting plate 7 is disposed along the length direction of the side plate 2, and the inner side of the mounting plate 7 is perpendicular to and fixedly connected with the side plate 2. The deformation joint further comprises water baffles 8 positioned at two ends of the mounting plate 7, the bottoms of the water baffles 8 are welded and fixed with the end portions of the mounting plate 7, and the inner sides of the water baffles 8 are welded and fixed with the outer side faces of the side plates 2. In this embodiment, the height of the water baffle 8 is not less than 150 mm.

As shown in fig. 1, 2 and 3, the deformation joint further comprises a drain pipe 9 positioned at one end of the deformation joint groove 3, and the drain pipe 9 is fixed on the bottom plate 1 and communicated with the deformation joint groove 3. The deformation joint further comprises a plastic pipe 10 corresponding to the drain pipe 9, one end of the plastic pipe 10 is sleeved on the drain pipe 9, and the other end of the plastic pipe 10 extends to the outdoor rainwater pipeline. In this embodiment, the drain pipe may be made of stainless steel, the plastic pipe may be made of UPVC, and the plastic pipe is fixed to the wall body by a holding bar.

As shown in fig. 1, 2 and 3, the deformation joint further comprises galvanized flat irons 11 corresponding to the mounting plate 7 one by one, the galvanized flat irons 11 are attached to the upper plate surface of the mounting plate 7, connecting holes I12 are formed in the galvanized flat irons 11, connecting holes II corresponding to the connecting holes I12 are formed in the mounting plate 7, connecting holes III corresponding to the connecting holes II are formed in the building floor, and bolts are simultaneously inserted into the connecting holes I12, the connecting holes II and the connecting holes III. In this embodiment, the bolt is an internal expansion type metal expansion bolt with a diameter larger than 6 mm. The galvanized flat iron 11 has a width of 30mm and a thickness of 3 mm. The clear distance of the size between the bolts is set as follows: the clear distance between the two sides of the deformation joint and the fixing bolts of the building floor structure is not more than 200mm so as to ensure that the deformation joint is fixed firmly in the lateral direction.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the invention as defined in the appended claims.

Claims

1. A deformation joint of building floor comprises a bottom plate (1) and two side plates (2), the two sides of the bottom plate (1) are respectively connected with the two side plates (2), and the two side plates are mutually matched to form a deformation slot (3), it is characterized in that the deformation joint also comprises end sealing plates (4) positioned at two ends of the deformation joint groove (3), the end sealing plate (4) comprises a first plate body (5) and a second plate body (6) which are welded and fixed at two ends of the bottom plate (1), the outer end of the first plate body (5) and the outer end of the second plate body (6) are respectively welded and fixed with the two side plates (2), the inner end of the first plate body (5) and the inner end of the second plate body (6) are welded and fixed, and an included angle is formed between the inner ends, the connection position of the first plate body (5) and the second plate body (6) faces to the central line of the bottom plate (1).

2. The building floor deformation joint according to claim 1, characterized in that the deformation joint further comprises mounting plates (7) corresponding to the side plates (2) one by one, the mounting plates (7) are arranged along the length direction of the side plates (2), and the inner sides of the mounting plates (7) are perpendicular to and fixedly connected with the side plates (2).

3. The building floor deformation joint according to claim 2, characterized in that the deformation joint further comprises water baffles (8) positioned at two ends of the mounting plate (7), the bottom of the water baffles (8) is welded and fixed with the ends of the mounting plate (7), and the inner side of the water baffles (8) is welded and fixed with the outer side surfaces of the side plates (2).

4. A building floor deformation joint according to claim 3, characterized in that the height of the water deflector (8) is not less than 150 mm.

5. A deformation joint for building floors according to claim 3 or 4, characterized in that it further comprises at least one drain pipe (9) located at one end of the deformation joint groove (3), said drain pipe (9) being fixed to the bottom plate (1) and communicating with said deformation joint groove (3).

6. The building floor deformation joint according to claim 5, characterized in that the deformation joint further comprises a plastic pipe (10) corresponding to the drain pipe (9), one end of the plastic pipe (10) is sleeved on the drain pipe (9), and the other end of the plastic pipe (10) extends to an outdoor rainwater pipeline.

7. The building floor deformation joint according to claim 6, wherein the deformation joint further comprises galvanized flat irons (11) which correspond to the mounting plates (7) in a one-to-one mode, the galvanized flat irons (11) are attached to the upper plate surfaces of the mounting plates (7), connecting holes I (12) are formed in the galvanized flat irons (11), connecting holes II corresponding to the connecting holes I (12) are formed in the mounting plates (7), connecting holes III corresponding to the connecting holes II are formed in the building floor, and bolts are inserted into the connecting holes I (12), the connecting holes II and the connecting holes III simultaneously.

8. A building floor deformation joint according to claim 7, characterized in that the bolts are internally expanding metal expansion bolts with a diameter larger than 6 mm.

9. A building floor deformation joint according to claim 8, characterized in that the galvanized flat iron (11) has a width of 30mm and a thickness of 3 mm.