CN211421422U

CN211421422U - A waterproof node structure of curtain for low-priced rental room

Info

Publication number: CN211421422U
Application number: CN201922073356.9U
Authority: CN
Inventors: 吕寅; 张亚华; 董丽
Original assignee: Nanjing Second Architectural Design Institute Co ltd
Current assignee: Nanjing Second Architectural Design Institute Co ltd
Priority date: 2019-11-26
Filing date: 2019-11-26
Publication date: 2020-09-04
Anticipated expiration: 2029-11-26

Abstract

The utility model discloses a curtain wall waterproof node structure for clean room, including the wall body, install the stand on the wall body, install the crossbeam on the stand, still include the top wall board, the lower wall board, be the waterproof board that T type set up, the vertical lateral wall of waterproof board respectively with the bottom lateral wall of top wall board, the top lateral wall fixed connection of lower wall board, it forms the infiltration space that is T type to enclose between the lateral wall of top wall board, lower wall board and the vertical lateral wall of waterproof board, be equipped with the first sealing member that is used for shutoff infiltration space horizontal direction between the diapire of top wall board, the roof of lower wall board, the vertical lateral wall of waterproof board is equipped with the second sealing member that is used for shutoff infiltration space vertical direction, the horizontal lateral wall of waterproof board is equipped with the mounting and links to each other with the crossbeam; this node structure has good sealed water-proof effects, avoids the rainwater infiltration to junction, leads to curtain board to produce the crackle, has prolonged curtain board's life.

Description

A waterproof node structure of curtain for low-priced rental room

Technical Field

The utility model relates to a technical field of building curtain, in particular to a waterproof node structure of curtain for low-priced rental room.

Background

The curtain wall is an outer wall enclosure of a building, does not bear load, is hung like a curtain, is also called as a curtain wall and is a light wall with a decorative effect commonly used by modern large-scale and high-rise buildings; at present, the curtain wall is formed by mutually splicing the curtain wall plates made of multiple materials on the outer wall of a low-priced rental house, and when weather is rainy season, rainwater easily enters the wall body through the gap of the spliced part, so that the wall body is prevented from being affected with damp, and waterproof treatment needs to be carried out on the gap of the spliced part.

The existing mode of directly filling and plugging a gap between curtain wall plates by using a sealant is basically characterized in that the sealant is irradiated by sunlight for a long time, so that the sealant is easy to shrink and age to form a groove, accumulated water is caused, and the bonding force between the sealant and the curtain wall plates can be reduced along with the lapse of time, so that the curtain wall plates are cracked, rainwater leakage is caused, and the service life of the curtain wall plates is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a waterproof node structure of curtain for low and clean room of renting, its advantage: have good waterproof sealing effect, avoid the rainwater infiltration to junction, lead to curtain board to produce the crackle, prolonged curtain board's life.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides a waterproof node structure of curtain for low-priced rental room, includes the wall body, installs stand on the wall body, installs the crossbeam on the stand, its characterized in that: still include the cornice sheathing, lower wallboard, be the waterproof board that the T type set up, the vertical lateral wall of waterproof board respectively with the bottom lateral wall of cornice sheathing, the top lateral wall fixed connection of lower wallboard, enclose between the lateral wall of cornice sheathing, lower wallboard and the vertical lateral wall of waterproof board and close and be formed with the infiltration space that is the T type, be equipped with the first sealing member that is used for shutoff infiltration space horizontal direction between the diapire of cornice sheathing, the roof of lower wallboard, the vertical lateral wall of waterproof board is equipped with the second sealing member that is used for shutoff infiltration space vertical direction, the horizontal lateral wall of waterproof board is equipped with the mounting and links to each other with the crossbeam.

Through the technical scheme, utilize the mounting, can fix the waterproof board on the crossbeam, when rainy season weather, the rainwater at first gets into the horizontal direction in infiltration space, secondly get into the vertical direction in infiltration space, at first utilize first sealing member to carry out the shutoff to the horizontal direction in infiltration space, then utilize the second sealing member to carry out the shutoff to the vertical direction in infiltration space, avoid the rainwater to pile up the junction between last wallboard and lower wallboard, lead to the wallboard and lower wallboard to produce the crackle, and then prolonged the life of last wallboard and lower wallboard.

The utility model discloses further set up to: first sealing member includes the rubber inserted block, glues at the first sealed piece of last wallboard diapire, glues the sealed piece of second of wallboard roof under, the first sealed piece is laminated mutually with the sealed piece of second, the rubber inserted block equipartition sets up on the lateral wall that the first sealed piece was laminated mutually with the sealed piece of second, the lateral wall of the sealed piece of first sealed piece and second all is equipped with and supplies rubber inserted block male slot.

According to the technical scheme, the rubber insert is inserted into the slot, so that the first sealing block and the second sealing block are attached to each other, the first sealing block, the second sealing block and the rubber insert can be made of rubber materials, a good sealing effect is achieved, the rubber insert is tightly attached to the slot wall of the slot, the first sealing block and the second sealing block are tightly attached to each other, and rainwater is prevented from permeating; the cooperation of a plurality of rubber inserted block and slot plays the separation effect to the infiltration of rainwater, and then the effectual rainwater infiltration of avoiding.

The utility model discloses further set up to: the lateral wall that first sealed piece and the sealed piece of second laminated mutually all is equipped with the inclined plane of mutually supporting, two enclose between the inclined plane and close and be formed with the drainage clearance, the lower one end in drainage clearance is towards wallboard down, the higher one end in drainage clearance is towards the wallboard.

Through above-mentioned technical scheme, back in the rainwater infiltration drainage clearance, the setting of inclined plane plays the effect of water conservancy diversion to the rainwater, can avoid the rainwater to continue the infiltration, has prolonged the life of last wallboard, lower wallboard.

The utility model discloses further set up to: the second sealing member includes that first sawtooth, second sawtooth, third sawtooth and equipartition set up the breakwater on last wallboard and lower wallboard lateral wall, the breakwater is the trapezoidal setting, the vertical lateral wall of breakwater is equipped with breakwater matched with manger plate groove, first sawtooth equipartition sets up on the last waist wall of breakwater, second sawtooth equipartition sets up on the lower waist wall of breakwater, third sawtooth equipartition sets up on two cell walls that manger plate groove and notch are adjacent, and is a plurality of the third sawtooth meshes with first sawtooth, second sawtooth respectively mutually.

Through the technical scheme, when rainwater permeates into the vertical direction of the water seepage space, the water blocking blocks are arranged in a trapezoidal shape and are uniformly distributed on the vertical side wall of the waterproof plate, so that the upward seepage and downward seepage of the rainwater are blocked; because the first sawteeth and the second sawteeth are respectively meshed with the third sawteeth, when rainwater permeates into the water retaining groove, the rainwater is blocked, the rainwater is prevented from continuously permeating upwards and leaking downwards, multiple waterproof effects are realized, and the waterproof effect is good; the cooperation of manger plate piece, first sawtooth, second sawtooth, third sawtooth plays the effect of location, easy to assemble when installing top wall board, lower wallboard.

The utility model discloses further set up to: the circumferential size of the plurality of second sawteeth is gradually increased from bottom to top along the inclination direction of the lower waist wall of the water retaining block, and the circumferential size of the plurality of first sawteeth is gradually decreased from top to bottom along the inclination direction of the upper waist wall of the water retaining block.

Through above-mentioned technical scheme, when rainwater infiltration waterproof board and between the wallboard down, the girth size of a plurality of first sawtooth is steadilyd decrease from top to bottom along the incline direction of the last wainscot of breakwater piece, and then the slope of second sawtooth is precipitous gradually, the sawtooth size of eminence is great, play the separation effect to the rainwater, effectually prevent that the rainwater from leaking down, the girth size of a plurality of second sawtooth is by supreme ascending one by one along the incline direction of the lower wainscot of breakwater piece, and then the slope of second sawtooth tends to gently gradually, play the effect of water conservancy diversion to the rainwater between the waterproof board of infiltration and the last wallboard, can effectually avoid the rainwater to continue upwards infiltration, water-proof effects has further been strengthened.

The utility model discloses further set up to: and a water swelling water stop strip is glued on the water retaining groove and the groove wall opposite to the notch of the water retaining groove and is attached to the side wall of the water retaining block.

Through above-mentioned technical scheme, after rainwater infiltration water retaining inslot, the water swelling sealing rod takes place the inflation to with the lateral wall laminating of manger plate piece, effectually prevented the rainwater seepage, further strengthened water-proof effects.

The utility model discloses further set up to: the mounting is bolt, nut, the horizontal lateral wall of waterproof board is equipped with the fixed slot with crossbeam matched with, the lateral wall of crossbeam is equipped with the through-hole, the fixed slot all is equipped with the fixed orifices corresponding with the through-hole rather than adjacent groove roof of notch, groove diapire, the nut passes fixed orifices, through-hole, fixed orifices in proper order and with nut threaded connection.

Through above-mentioned technical scheme, during the installation, at first insert the crossbeam in the fixed slot, then pass the bolt in fixed orifices, through-hole, the fixed orifices from top to bottom in proper order, screw up the nut, realized the fixed connection of waterproof board with the crossbeam, this fixed mode, simple structure, easy to assemble.

The utility model discloses further set up to: the vertical lateral wall of waterproof board passes through the screw respectively with the lateral wall fixed connection of last wallboard, lower wallboard, the cover is equipped with the sealing ring on the screw, the lateral wall of waterproof board is equipped with the recess with sealing ring matched with, the both sides wall of sealing ring is laminated respectively on the lateral wall of last wallboard, lower wallboard, recess.

Through the technical scheme, the connection of the upper wallboard, the lower wallboard and the waterproof board is realized through the screw, the matching of the sealing ring and the groove realizes that the joints of the upper wallboard, the lower wallboard and the waterproof board are waterproof, the rainwater is prevented from being accumulated, the upper wallboard and the lower wallboard are cracked, and the service life of the upper wallboard and the lower wallboard is prolonged.

To sum up, the utility model discloses following beneficial effect has:

1. the water seepage space is blocked in the horizontal direction by the first sealing element, and then the water seepage space is blocked in the vertical direction by the second sealing element, so that the water seepage space is blocked in all directions, the phenomenon that rainwater accumulates at the joint between the upper wallboard and the lower wallboard to cause cracks on the upper wallboard and the lower wallboard is avoided, and the service lives of the upper wallboard and the lower wallboard are prolonged;

2. the rubber insert block is inserted into the slot, so that the first sealing block and the second sealing block are attached to each other, and rainwater can be prevented from permeating; the matching of the plurality of rubber insertion blocks and the slots has a barrier effect on the penetration of rainwater, so that the rainwater penetration is effectively avoided;

3. when rainwater permeates into the water retaining groove, the first sawteeth and the second sawteeth are meshed with the third sawteeth respectively, so that the rainwater is blocked, the rainwater is prevented from continuously permeating upwards and leaking downwards, multiple waterproofness is realized, and the waterproof effect is good; the cooperation of manger plate piece, first sawtooth, second sawtooth, third sawtooth plays the effect of location, easy to assemble when installing top wall board, lower wallboard.

Drawings

Fig. 1 is an overall sectional structural schematic diagram of the present embodiment.

Fig. 2 is an enlarged schematic structural view for embodying the portion a in fig. 1.

Fig. 3 is an enlarged schematic structural view for embodying the portion B in fig. 1.

Fig. 4 is an enlarged schematic structural view for embodying a portion C in fig. 1.

Reference numerals: 1. a wall body; 2. a column; 3. a cross beam; 4. a top wall panel; 5. a lower wallboard; 6. a waterproof sheet; 7. a water seepage space; 8. a first seal member; 81. rubber insert blocks; 82. a first seal block; 83. a second seal block; 84. a slot; 9. a second seal member; 91. a first saw tooth; 92. a second saw tooth; 93. a third saw tooth; 94. a water retaining block; 95. a water retaining groove; 10. a fixing member; 101. a bolt; 102. a nut; 103. fixing grooves; 104. through holes 105, fixing holes; 11. an inclined surface; 12. a drainage gap; 13. a water-swelling sealing strip when meeting water; 14. a screw; 15. a seal ring; 16. a groove; 17. a threaded hole; 18. and (7) installing holes.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example (b):

the utility model provides a waterproof node structure of curtain for low room of renting, refers to 1, includes wall body 1, installs stand 2 on wall body 1's the lateral wall, installs crossbeam 3 on stand 2's the lateral wall, and the one side that deviates from stand 2 of crossbeam 3 is equipped with top wall board 4 and lower wallboard 5 respectively, and top wall board 4 and lower wallboard 5 are the curtain wallboard.

Referring to fig. 1, upper panel 4, be equipped with the waterproof board 6 that is the setting of T type between lower wallboard 5 and the crossbeam 3, the horizontal lateral wall of waterproof board 6 is equipped with mounting 10 and links to each other with crossbeam 3, the vertical lateral wall of waterproof board 6 respectively with the bottom lateral wall of upper panel 4, the top lateral wall fixed connection of lower wallboard 5, upper panel 4, enclose between the lateral wall of lower wallboard 5 and the vertical lateral wall of waterproof board 6 to close and be formed with infiltration space 7, infiltration space 7 is the setting of T type, the diapire of upper panel 4, be equipped with the first sealing member 8 that is used for shutoff infiltration space 7 horizontal direction between the roof of upper panel 4, the vertical lateral wall of waterproof board 6 is equipped with the second sealing member 9 that is used for shutoff infiltration space 7 vertical directions.

When rainy season weather, the rainwater at first gets into the horizontal direction in infiltration space 7, secondly gets into the vertical direction in infiltration space 7, utilizes first sealing member 8 to carry out the shutoff to the horizontal direction in infiltration space 7, then utilizes second sealing member 9 to carry out the shutoff to the vertical direction in infiltration space 7, avoids the rainwater to pile up the junction between last wallboard 4 and lower wallboard 5, leads to wallboard 4 and lower wallboard 5 to produce the crackle, and then has prolonged the life of last wallboard 4 and lower wallboard 5.

Referring to fig. 2, the first sealing member 8 includes rubber inserts 81, a first sealing block 82 adhered to the bottom wall of the upper wall plate 4, and a second sealing block 83 adhered to the top wall of the lower wall plate 5, the rubber inserts 81 are uniformly distributed on the opposite side walls of the first sealing block 82 and the second sealing block 83, and the opposite side walls of the first sealing block 82 and the second sealing block 83 are provided with slots 84 for the rubber inserts 81 to insert.

During the installation, insert rubber inserted block 81 in the slot 84, make first sealed block 82 and the laminating of second sealed block 83 mutually, first sealed block 82, the second sealed block 83, rubber inserted block 81 all can be the rubber material, good sealed effect has, make rubber inserted block 81 and slot 84's cell wall closely laminate, first sealed block 82 and the laminating of second sealed block 83 closely, avoid rainwater infiltration, because after first sealed block 82 and the long-time use of second sealed block 83, can take place ageing, the rainwater gets into in the slot 84 through first sealed block 82 and the clearance of second sealed block 83, a plurality of mutually supporting rubber inserted block 81 and slot 84, play the barrier effect to the infiltration of rainwater, effectual rainwater infiltration has been avoided.

Referring to fig. 2, the side walls of the first sealing block 82 and the second sealing block 83 which are attached to each other are provided with inclined surfaces 11 which are matched with each other, a drainage gap 12 is formed between the two inclined surfaces 11 in a surrounding manner, the higher end of the drainage gap 12 faces the lower wall plate 5, and the lower end of the drainage gap 12 faces the upper wall plate 4; after rainwater permeates into the drainage gap 12, the inclined surface 11 plays a role in guiding rainwater, so that rainwater can be prevented from continuously permeating, and the service life of the curtain wall plate is prolonged.

Referring to fig. 2, second sealing member 9 includes first sawtooth 91, second sawtooth 92, third sawtooth 93 and breakwater 94, breakwater 94 is the trapezoidal setting, breakwater 94 equipartition sets up the lower extreme lateral wall at last wallboard 4, on the upper end lateral wall of lower wallboard 5, first sawtooth 91 equipartition sets up on breakwater 94's downside waist wall, second sawtooth 92 equipartition sets up on breakwater 94's upside waist wall, the vertical lateral wall of waterproof board 6 is equipped with and breakwater 94 matched with manger plate 95, third sawtooth 93 equipartition sets up on breakwater 95 and its notch adjacent last cell wall and lower cell wall, third sawtooth 93 meshes with first sawtooth 91 and second sawtooth 92 respectively mutually, first sawtooth 91, second sawtooth 92, third sawtooth 93 is the sawtooth material, sealing performance is good.

When rainwater permeates into the vertical direction of the water seepage space 7, the water blocking blocks 94 are arranged in a trapezoidal shape and are uniformly distributed on the vertical side wall of the waterproof plate 6, so that the upward seepage and the downward seepage of the rainwater are blocked; when rainwater permeates into the water retaining groove 95, the first sawteeth 91 and the second sawteeth 92 are respectively meshed with the third sawteeth 93, so that the rainwater is blocked, the rainwater can be prevented from continuously seeping upwards and leaking downwards, multiple waterproofness is realized, and the waterproof effect is good; the cooperation of manger plate piece 94, first sawtooth 91, second sawtooth 92, third sawtooth 93, when installing top wall board 4, lower wallboard 5, play the effect of location, easy to assemble.

Referring to fig. 2, when rainwater infiltrates, the circumferential size of the plurality of second serrations 92 gradually increases from bottom to top along the inclined direction of the lower waist wall of the water blocking block 94, and then the gradient of the second serrations 92 gradually tends to be gentle, so that a flow guiding effect is exerted on rainwater between the infiltrated waterproof plate 6 and the upper wall plate 4, and rainwater can be effectively prevented from continuously infiltrating upwards; when rainwater infiltration waterproof board 6 and between wallboard 5 down, the girth size of a plurality of first sawtooth 91 from top to bottom degressively from top to bottom along the incline direction of the last waist wall of breakwater 94, and then the slope of second sawtooth 92 is precipitous gradually, and the sawtooth size of eminence is great, plays the separation effect to the rainwater, and the effectual rainwater that prevents leaks down, has further strengthened water-proof effects.

Referring to fig. 2, a water-swelling water stop 13 is glued to the wall of the water-retaining groove 95 opposite to the notch to be attached to the upper bottom side wall of the water-retaining block 94; after rainwater permeates into the water retaining groove 95, the water-swelling water stop strip 13 expands and is attached to the side wall of the water retaining block 94, rainwater seepage is effectively prevented, and the waterproof effect is further enhanced.

Referring to fig. 1 and 3, the fixing member 10 is a bolt 101 and a nut 102, a horizontal side wall of the waterproof plate 6 is provided with a fixing groove 103 matched with the cross beam 3, a top wall of the cross beam 3 is provided with a through hole 104 for the bolt 101 to pass through, the through hole 104 is penetrated through the bottom wall of the cross beam 3, both the top wall and the bottom wall of the waterproof plate 6 are provided with fixing holes 105, and the two fixing holes 105 are communicated with the fixing groove 103; during installation, firstly, the cross beam 3 is inserted into the fixing groove 103, then the horizontal side wall of the waterproof plate 6 is lapped on the cross beam 3, then the bolt 101 sequentially penetrates through the fixing hole 105, the through hole 104 and the fixing hole 105 from top to bottom, and the nut 102 is screwed down, so that the waterproof plate 6 is fixedly connected with the cross beam 3.

Referring to fig. 1 and 4, the vertical lateral wall of waterproof board 6 passes through screw 14 respectively with top wall board 4, the vertical lateral wall fixed connection of bottom wall board 5, the lateral wall of bottom wall board 5 all is equipped with the screw hole 17 with 14 screw-thread fit of screw, the lateral wall of waterproof board 6 is equipped with the mounting hole 18 corresponding with screw hole 17, insert mounting hole 18 with screw 14 in proper order, in the screw hole 17, can be with top wall board 4, bottom wall board 5 and waterproof board 6's connection, the cover is equipped with sealing ring 15 on the screw 14, the lateral wall of waterproof board 6 is equipped with recess 16, sealing ring 15 laminates the bottom lateral wall of top wall board 4 respectively, the upper end lateral wall of bottom wall board 5, on the cell wall of recess 16, top wall board 4, and then can avoid in the rainwater infiltration screw hole 17, further strengthened top wall board 4, the fixed stability of bottom.

The working process is as follows: in rainy seasons, rainwater firstly enters the horizontal direction of the water seepage space 7, the first sealing block 82 and the second sealing block 83 are firstly utilized to initially prevent the rainwater from being seeped, the rubber insertion block 81 is tightly attached to the wall of the slot 84, and the rainwater seepage is blocked; when too much rainwater seeps into the vertical direction of the water seepage space 7, the first sawteeth 91 and the second sawteeth 92 are matched with the third sawteeth 93 respectively, so that rainwater seepage and leakage on the water can be effectively avoided; when 95 inner walls of the rainwater retaining groove, the water-swelling water stop strip 13 is utilized to swell when immersed in water, and the water-swelling water stop strip is attached to the side wall of the water retaining block 94, so that rainwater is effectively prevented from continuously leaking, the waterproof and sealing effects on the water seepage space 7 are further enhanced, multiple waterproofness is realized, the upper wallboard 4 and the lower wallboard 5 are prevented from generating cracks, and the service life of the curtain wallboard is prolonged.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a waterproof node structure of curtain wall for low room of renting, includes wall body (1), installs stand (2) on wall body (1), installs crossbeam (3) on stand (2), its characterized in that: still include top wall board (4), lower wall board (5), be waterproof board (6) that the T type set up, the vertical lateral wall of waterproof board (6) respectively with the bottom lateral wall of top wall board (4), the top lateral wall fixed connection of lower wall board (5), enclose between the lateral wall of top wall board (4), lower wall board (5) and the vertical lateral wall of waterproof board (6) and close and be formed with the infiltration space (7) that are the T type, be equipped with first sealing member (8) that are used for shutoff infiltration space (7) horizontal direction between the diapire of top wall board (4), the roof of lower wall board (5), the vertical lateral wall of waterproof board (6) is equipped with second sealing member (9) that are used for shutoff infiltration space (7) vertical direction, the horizontal lateral wall of waterproof board (6) is equipped with mounting (10) and links to each other with crossbeam (3).

2. A curtain wall waterproof node structure for a rally room according to claim 1, characterized in that: first sealing member (8) include rubber inserted block (81), glue first sealed piece (82), the sticky sealed piece (83) of gluing at wallboard (5) roof down of last wallboard (4) diapire, first sealed piece (82) and the sealed piece (83) of second are laminated mutually, rubber inserted block (81) equipartition sets up on the lateral wall of the sealed piece (83) of first sealed piece (82) and second laminating mutually, the lateral wall of the sealed piece (83) of first sealed piece (82) and second all is equipped with and supplies rubber inserted block (81) male slot (84).

3. A curtain wall waterproof node structure for a rally room according to claim 2, characterized in that: the lateral wall that first sealed piece (82) and second sealed piece (83) were laminated mutually all is equipped with inclined plane (11) of mutually supporting, two enclose between inclined plane (11) and close to be formed with drainage clearance (12), the lower one end of drainage clearance (12) is towards lower wallboard (5), the higher one end of drainage clearance (12) is towards upper wallboard (4).

4. A curtain wall waterproof node structure for a rally room according to claim 1, characterized in that: second sealing member (9) include that first sawtooth (91), second sawtooth (92), third sawtooth (93) and equipartition set up breakwater (94) on last wallboard (4) and lower wallboard (5) lateral wall, breakwater (94) are the trapezoidal setting, the vertical lateral wall of flashing (6) is equipped with breakwater (94) matched with manger plate groove (95), first sawtooth (91) equipartition sets up on the last waist wall of breakwater (94), second sawtooth (92) equipartition sets up on the lower waist wall of breakwater (94), third sawtooth (93) equipartition sets up on manger plate groove (95) and its notch two cell walls adjacent, and is a plurality of third sawtooth (93) mesh with first sawtooth (91), second sawtooth (92) respectively.

5. A curtain wall waterproof node structure for a flat roof as claimed in claim 4, wherein: the circumferential size of the plurality of second sawteeth (92) is gradually increased from bottom to top along the inclination direction of the lower waist wall of the water blocking block (94), and the circumferential size of the plurality of first sawteeth (91) is gradually decreased from top to bottom along the inclination direction of the upper waist wall of the water blocking block (94).

6. A curtain wall waterproof node structure for a flat roof as claimed in claim 4, wherein: and the water-retaining groove (95) is adhered with a water-swelling water stop strip (13) and the side wall of the water-retaining block (94) by the water-swelling water stop strip glue opposite to the notch of the water-retaining groove.

7. A curtain wall waterproof node structure for a rally room according to claim 1, characterized in that: the fixing piece (10) is a bolt (101) and a nut (102), a horizontal side wall of the waterproof plate (6) is provided with a fixing groove (103) matched with the cross beam (3), a side wall of the cross beam (3) is provided with a through hole (104), the fixing groove (103) and a groove top wall and a groove bottom wall adjacent to a groove opening are both provided with a fixing hole (105) corresponding to the through hole (104), and the nut (102) sequentially penetrates through the fixing hole (105), the through hole (104) and the fixing hole (105) and is in threaded connection with the nut (102).

8. A curtain wall waterproof node structure for a rally room according to claim 1, characterized in that: the vertical lateral wall of waterproof board (6) passes through screw (14) respectively with the lateral wall fixed connection of last wallboard (4), wallboard (5) down, the cover is equipped with sealing ring (15) on screw (14), the lateral wall of waterproof board (6) is equipped with recess (16) with sealing ring (15) matched with, the both sides wall of sealing ring (15) is laminated respectively on the lateral wall of last wallboard (4), wallboard (5), recess (16) down.