CN217630915U - Device is used in construction of roofing waterproof concrete protective layer box joint - Google Patents
Device is used in construction of roofing waterproof concrete protective layer box joint Download PDFInfo
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- CN217630915U CN217630915U CN202221568257.3U CN202221568257U CN217630915U CN 217630915 U CN217630915 U CN 217630915U CN 202221568257 U CN202221568257 U CN 202221568257U CN 217630915 U CN217630915 U CN 217630915U
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Abstract
The utility model discloses a device is used in construction of roofing waterproof concrete protective layer box seam belongs to the construction field, and the device includes waterproof double faced adhesive tape, cross shape piece, straight section L shape piece, foam strip and E shape fixing clip. The device utilizes the cross profile fixing piece to strictly control the seam width, utilizes the E shape fixing clip to further effectively control the seam width, effectively guarantees that the width of the upper part of the dividing seam is consistent, increases the rigidity of the straight L-shaped profile fixing piece, and guarantees that the straight L-shaped profile fixing piece cannot deform. The straight-section L-shaped shaping piece can prevent the separation seams from being damaged during concrete pouring, the foam strips can ensure the thickness of the separation seams, and meanwhile, the separation seams are prevented from being polluted. The utility model discloses a parting joint construction method can effective control seam width, prevents that the parting joint from causing the damage to the corner of concrete in the work progress, but also can guarantee that the parting joint can break off by hundred percent.
Description
Technical Field
The utility model belongs to the building construction field specifically is a device is used in construction of roofing waterproof concrete protective layer box joint.
Background
The setting of super large area concrete roof waterproof layer division slot not only will satisfy the practicality, will satisfy a great deal of functions such as aesthetic moreover, and it is more and more meticulous to the requirement of check seam way.
The traditional construction method mainly comprises a panel strip method and a cutting method, but the straight dividing joint constructed by the panel strip method is difficult to control, the embedded battens or extruded sheets in the gaps are difficult to thoroughly clear, corner drop damage is easily caused to concrete at the edges of the gaps, and the width consistency of the dividing joints is difficult to control. The cutting method has the limitations that corners of a roof with a lot of and complicated foundations of equipment at a roof opening are not cut in place, and the risk that dividing joints cannot be broken completely and real joints cannot be formed into independent blocks is also caused. From the construction perspective, the construction effect depends on the experience of the operators, and there is a great uncertainty. Therefore, the conventional fillet method and cutting method have not been able to meet the actual needs in the field.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a device is used in construction of roofing waterproof concrete protective layer dividing joint to guarantee that the dividing joint is neat pleasing to the eye and can not have destruction to the corner of concrete, guarantee hundreds of thorough disconnection to the dividing joint moreover. For the roof with a complex structure, the condition that the corners are not processed in place can not occur.
Therefore, the utility model provides a device is used in construction of roofing waterproof concrete protective layer box seam, include:
the waterproof double-sided adhesive tapes are adhered to the waterproof layers on the two sides of the dividing joint along the direction of the dividing joint to be constructed, and the interval between the two waterproof double-sided adhesive tapes is not smaller than the width of the dividing joint;
the cross-shaped shaping piece is arranged at the cross-shaped position of two dividing joints to be constructed, and the width of each right-angle side of the cross-shaped shaping piece is equal to that of the dividing joint;
the cross section of the straight L-shaped shaping piece is L-shaped, the straight L-shaped shaping piece is stuck on the waterproof double-faced adhesive tape along the extending direction of a dividing joint to be constructed, horizontal plates of the straight L-shaped shaping piece on two sides of the dividing joint to be constructed are arranged in a back-to-back manner, and the straight L-shaped shaping piece is attached and arranged between two adjacent right-angle sides of the cross-shaped shaping piece;
the foam strip is filled between the two straight L-shaped forming pieces on two sides of the dividing joint to be constructed, and the top of the foam strip is flush with the top of each straight L-shaped forming piece;
the cross section of the E-shaped fixing clamp is E-shaped, and two vertical grooves of the E-shaped fixing clamp are clamped into vertical plates of straight L-shaped shaping pieces on two sides of a dividing joint to be constructed.
Preferably, a ribbed plate is further connected between the horizontal plate and the vertical plate of the straight L-shaped profile.
Preferably, the outer edge of the waterproof double-sided adhesive tape exceeds the outer edge of the horizontal plate of the straight section L-shaped shaping piece.
Preferably, a waterproof double-sided adhesive tape is further adhered between the top of the waterproof double-sided adhesive tape and the horizontal plate of the straight-section L-shaped shaping piece for leveling, and the width of the waterproof double-sided adhesive tape playing a leveling role is smaller than that of the waterproof double-sided adhesive tape on the bottommost layer.
Preferably, at least two E-shaped fixing clips are arranged between every two straight L-shaped forming pieces, one E-shaped fixing clip is arranged on a vertical plate between the rib plate and the cross-shaped forming piece, and the other E-shaped fixing clip is arranged on a vertical plate far away from the cross-shaped forming piece.
Preferably, the distance between two adjacent E-shaped fixing clips on the two straight L-shaped fixing pieces is not more than 500m.
Preferably, the end part of the horizontal plate of the straight L-shaped profile is cut into an inclined plane, and the horizontal plates of two adjacent straight L-shaped profiles are completely attached.
Preferably, the cross-shaped fixed part, the straight section L-shaped fixed part and the E-shaped fixed clamp are all made of PVC materials.
Compared with the prior art, the utility model discloses a characteristics and beneficial effect do:
(1) The utility model discloses utilize cross setting member strict control seam width, utilize E shape fixing clip further effective control seam width, effectively guarantee that box seam upper portion width is unanimous, increase the rigidity of straight section L shape setting member, guarantee that straight section L shape setting member can not take place to warp.
(2) The utility model utilizes CAD to typeset the lattice slit into a grid shape, each grid unit is a separation area, and after the waterproof double faced adhesive tape is pasted, a cross shaped fixed part is installed to control the slit width; then the E-shaped fixing clip is clamped between the vertical plates of the two straight L-shaped fixed parts, and the E-shaped fixing clip canIncrease ofThe rigidity of the straight-section L-shaped shaping piece ensures that the straight-section L-shaped shaping piece cannot deform; then sticking the straight L-shaped forming pieces to the mode double-sided adhesive to ensure that the vertical plates of the two straight L-shaped forming pieces are stuck between two adjacent right-angle sides of the cross-shaped forming pieces, preventing the dividing joint from being damaged during concrete pouring by using the straight L-shaped forming pieces, and effectively controlling the joint width by using the E-shaped fixing clamp; then, filling a foam strip between the vertical plates of the two straight L-shaped fixed parts, and ensuring that the top of the foam strip is flush with the top of the straight L-shaped fixed part so as to ensure the thickness of the dividing joint and simultaneously ensure that the dividing joint is not polluted; then installing an E-shaped fixing clamp to ensure that the straight L-shaped part cannot deform in the concrete pouring process; and finally, pouring concrete, taking out the foam strips, and then applying waterproof sealant. The utility model discloses a box joint construction method can the effective control seam width, prevents that the box joint from causing the damage to the corner of concrete in the work progress, but also can guarantee that box joint percent can break off.
Drawings
FIG. 1 is a schematic layout of dividing lines;
FIG. 2 is a schematic view showing the structure of a vertical face of the apparatus for dividing joint construction;
FIG. 3 is a schematic plan view of the completed construction of a dividing joint using the apparatus;
FIG. 4 is a schematic structural view of a cross-shaped profile;
FIG. 5 is a schematic structural view of a straight L-shaped form;
FIG. 6 is a schematic structural view of an E-shaped fixing clip;
FIG. 7 is a schematic plan view of the tape after being paid off and adhered with the waterproof double-sided tape;
FIG. 8 is a schematic plan view of the cross-shaped stator after installation;
FIG. 9 is a schematic plan view of the straight L-shaped setting member after installation;
fig. 10 is a schematic plan view after installation of the foam strip.
The attached drawings are marked as follows: 1-waterproof double-sided adhesive tape, 2-cross shaped fixing pieces, 3-straight L-shaped fixing pieces, 31-vertical plates, 32-horizontal plates, 33-ribbed plates, 4-E shaped fixing clips, 5-foam strips, 6-dividing seams, 7-waterproof layers and 8-waterproof protective layers.
Detailed Description
In order to make the technical means, innovative features, objectives and functions realized by the present invention easy to understand, the present invention will be further described below.
The embodiments described herein are specific embodiments of the present invention, and are intended to be illustrative of the concepts of the present invention, which are intended to be illustrative and exemplary, and should not be construed as limiting the scope of the embodiments of the present invention. In addition to the embodiments described herein, those skilled in the art will be able to employ other embodiments that are obvious based on the disclosure of the claims and the specification herein, including those that employ any obvious substitutions and modifications to the embodiments described herein.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "provided," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 2 and 3, the device for constructing the dividing joint of the waterproof concrete protective layer of the roof comprises a waterproof double-sided adhesive tape 1, a cross-shaped shaping piece 2, a straight L-shaped shaping piece 3, a foam strip 5 and an E-shaped fixing clip 4. The cross-shaped shaping piece 2, the straight section L-shaped shaping piece 3 and the E-shaped fixing clip 4 are all made of PVC materials.
The waterproof double-sided adhesive tapes 1 are adhered to the waterproof layers 7 on two sides of the dividing joint 6 along the direction of the dividing joint 6 to be constructed, and the interval between the two waterproof double-sided adhesive tapes 1 is not smaller than the width of the dividing joint 6. The outer edge of the waterproof double-sided tape 1 exceeds the outer edge of the horizontal plate 32 of the straight L-shaped setting member 3.
As shown in fig. 4, the cross-shaped profile 2 is arranged at the cross position of two cell gaps 6 to be constructed, and the width of each right-angle side of the cross-shaped profile 2 is equal to the width of the cell gap 6.
As shown in fig. 5, the cross section of the straight L-shaped forming member 3 is L-shaped, the straight L-shaped forming member 3 is adhered to the waterproof double-sided adhesive tape 1 along the extending direction of the dividing joint 6 to be constructed, the horizontal plates 32 of the straight L-shaped forming member 3 on both sides of the dividing joint 6 to be constructed are arranged opposite to each other, and the straight L-shaped forming member 3 is attached between two adjacent right-angle sides of the cross-shaped forming member 2. The end part of the horizontal plate 32 of the straight L-shaped setting part 3 is cut into an inclined plane, and the horizontal plates 32 of two adjacent straight L-shaped setting parts 3 are completely attached.
A ribbed plate 33 is connected between the horizontal plate 32 and the vertical plate 31 of the straight L-shaped setting piece 3. The waterproof double-sided adhesive tape 1 is further adhered between the top of the waterproof double-sided adhesive tape 1 and the horizontal plate 32 of the straight L-shaped shaping piece 3 for leveling, and the width of the waterproof double-sided adhesive tape 1 playing a leveling role is smaller than that of the waterproof double-sided adhesive tape 1 at the bottommost layer. At least two E-shaped fixing clips 4 are arranged between every two straight L-shaped forming pieces 3, one E-shaped fixing clip 4 is arranged on a vertical plate 31 between the rib plate 33 and the cross-shaped forming piece 2, and the other E-shaped fixing clip 4 is arranged on the vertical plate 31 far away from the cross-shaped forming piece 2. The distance between two adjacent E-shaped fixing clips 4 on the two straight L-shaped fixing pieces 3 is not more than 500m. The number of the E-shaped fixing clips 4 can be increased according to the actual situation.
The foam strips 5 are filled between the two straight L-shaped forming pieces 3 on two sides of the dividing joint 6 to be constructed, and the tops of the foam strips 5 are flush with the tops of the straight L-shaped forming pieces 3.
As shown in fig. 6, the section of the E-shaped fixing clip 4 is E-shaped, and two vertical grooves of the E-shaped fixing clip 4 are clipped into the vertical plates 31 of the straight L-shaped fixing pieces 3 at two sides of the dividing joint 6 to be constructed.
Additionally, the utility model also provides a super large roofing waterproof concrete protective layer dividing joint construction method, utilize as above roofing waterproof concrete protective layer dividing joint construction realize with the device, including following step:
s1, preparation: according to the waterproof construction characteristics of the roof, the characteristics of a plurality of complicated roof openings, different shapes and sizes, inclined roof and inclined roof openings are comprehensively considered, the positions of the division seams 6 to be constructed are determined, the waterproof exhaust passages are ensured to be positioned below the division seams 6 to be constructed, communicated exhaust passages are formed, and the effects of one design and double use are achieved. An exhaust cap is arranged below the cross position of the dividing joint 6 to be constructed, so that the exhaust cap is respectively communicated with the waterproof exhaust channel, and the structure is attractive, concise and elegant. And when the position of the dividing joint 6 to be constructed is determined, typesetting the dividing joint 6 to be constructed by utilizing CAD. As shown in fig. 1, all the cell seams 6 are arranged in a grid shape, and each grid unit is a partition. The dividing joint 6 is ensured to avoid the hole and be selected at the unobstructed position without a passage opening or an equipment foundation, and the dividing joint on the ground is ensured to be aligned with the dividing joint on the parapet wall to form a through joint. The matching of the ground dividing joint and the vertical joint of the wall surface and the consistent width are ensured, the characteristics of the roof parapet, the equipment opening and the smoke exhaust skylight are fully utilized, and the unique effect of the dividing joint is highlighted. The two sides of the dividing joint are respectively provided with a 100mm wide separating belt with different colors from the ground, so that the effect of the dividing joint is shown, and each equipment hole and the equipment foundation can fully show the aesthetic function of the dividing joint by using an independent courtyard. The cross-shaped shaping piece 2, the straight L-shaped shaping piece 3 and the E-shaped fixing clip 4 are prefabricated in a factory and transported to the site.
S2, measuring and paying off: and (3) strictly planning a construction drawing according to the dividing joint to carry out on-site measurement and pay-off, discharging a dividing joint positioning line, accurately positioning the cross part of the dividing joint 6, and checking and accepting to be qualified.
S3, adhering a waterproof double faced adhesive tape 1: as shown in fig. 7, the waterproof double-sided tape 1 is stuck to the waterproof layer 7 outside the dividing line positioning line along the dividing line 6 to be constructed.
S4, mounting a cross-shaped shaping piece 2: as shown in fig. 8, the cross point of the dividing joint 6 to be constructed is aligned with the central point of the cross shaped member 2, one side of the cross shaped member 2 is firstly overlapped with the positioning line, and then the other side of the cross shaped member 2 is overlapped with the natural positioning line.
Whether the cross-shaped shaping piece 2 is accurate or not directly influences the control precision of elevation control, the thickness of a waterproof concrete protective layer and a smoothing system, so that the method is very key and has the following operation key points:
(1) And the angular points are accurately positioned. The fixation of the angular points is directly related to the longitudinal and transverse row positioning, and the height of the angular points determines the thickness of the waterproof concrete protective layer and is also a reference point of elevation.
(2) The level of the right-angle side determines the flatness of the waterproof protective layer. Two adjacent cross shaped pieces can be installed by the level gauge in an auxiliary way, so that the cross shaped pieces are ensured to be on the same horizontal plane, the phenomenon of warping in east, high and west can be avoided, and if the waterproof layer is slightly uneven, the multilayer waterproof double-sided adhesive tape 1 can be adopted for stacking and leveling.
(3) The seam width is strictly controlled. The determination of the seam width of the cross part determines the width of the straight section of dividing seams, is the first control point for achieving the aesthetic appearance quality and must be accurate.
(4) And E-shaped fixing clips 4 are fixed. The E-shaped fixing clip 4 is an effective fixing part which effectively ensures that the width of the upper part of a dividing joint is consistent, the rigidity of a straight section is not easy to deform, the assembly and disassembly are easy, the fixing interval is mainly ensured, the E-shaped fixing clip and the L-shaped fixing piece 3 form perpendicularity, the characteristic that the E-shaped fixing clip 4 is not easy to twist is fully utilized to effectively control the width of the joint, and certain lateral pressure is ensured when the L-shaped fixing piece 3 can resist the concrete angle.
S5, mounting a straight L-shaped shaping piece 3: the vertical groove of the E-shaped fixing clip 4 is clamped into the vertical plates 31 of the two straight L-shaped stereotypes 3, so that the straight L-shaped stereotypes 3 and the E-shaped fixing clip 4 are temporarily fixed. Then, the two straight L-shaped setting pieces 3 are adhered to the waterproof double-sided adhesive tape 1 along the extending direction of the dividing joint 6 to be constructed, so that the straight L-shaped setting pieces 3 are ensured to be adhered between two adjacent right-angle sides of the cross setting piece 2, as shown in fig. 9. And sticking the straight L-shaped shaping piece 3 on the waterproof double-sided adhesive tape 1 in a point sticking mode, wherein the point sticking position is the fixed position of the E-shaped fixing clip 4. In a more preferred embodiment, when the straight L-shaped fixed part 3 is installed, an E-shaped fixed clamp 4 is installed at one end of the straight L-shaped fixed part 3 close to the cross-shaped fixed part 2, and an E-shaped fixed clamp 4 is installed at one end of the straight L-shaped fixed part 3 far away from the cross-shaped fixed part 2; at this time, the straight section L-shaped fixed part 3 is firstly installed to be close to the E-shaped fixed clamp 4 at one end of the cross-shaped fixed part 2 so as to fix the cross-shaped fixed part 2 and the straight section L-shaped fixed part 3, and then the straight section L-shaped fixed part 3 extends towards the other end to be installed and is fixed by the E-shaped fixed clamp 4.
The straight L-shaped shaping piece 3 is installed according to the positioning line, and the auxiliary appliances such as infrared rays and cords are used for straightening. The straightness and levelness are checked in a key point, and after the straightness and the levelness are ensured, the straight section L-shaped shaping piece 3 is pasted on the waterproof double-sided adhesive tape 1. And after the glue is pasted, carrying out comprehensive inspection, checking whether the control of the overall straightness, levelness and thickness of the protective layer meets the requirements, adjusting immediately if a flaw exists, and carrying out installation and fixation construction on the L-shaped fixing piece 3 of the next straight section until the L-shaped fixing piece is qualified.
S6, installing a foam strip 5: the E-shaped fixing clamp 4 is taken out of the straight L-shaped forming pieces 3, the foam strips 5 are filled between the two straight L-shaped forming pieces 3 on two sides of the dividing joint 6 to be constructed, the top of each foam strip 5 is flush with the top of each straight L-shaped forming piece 3, and the dividing joint is prevented from being polluted, as shown in figure 10. In a more preferred embodiment, the foam strips 5 are installed first at the location near the cruciform shaped element 2 and then at the location remote from the cruciform shaped element 2.
S7, installing an E-shaped fixing clamp 4: cutting off the foam strip 5 at the position where the E-shaped fixing clip 4 is to be installed, and clamping the vertical groove of the E-shaped fixing clip 4 into the vertical plates 31 of the two straight L-shaped fixing pieces 3 at the cutting-off position of the foam strip 5, as shown in FIG. 3. The E-shaped fixing clip 4 has the double functions of controlling the slit width and increasing the rigidity of the straight section. The distance between two adjacent E-shaped fixing clamps 4 is not more than 500m. Two sides of the joint are respectively provided with one for strengthening, and 8E-shaped fixing clamps 4 are arranged at a cross part to reduce the error of a key part to the minimum. The number of the E-shaped fixing clips 4 can be increased according to the actual situation. The E-shaped fixing clamp 4 can be repeatedly used, and can be detached after concrete pouring is finished and final setting is achieved, and the concrete is transferred to other construction parts for use.
And S8, pouring concrete between one side of the straight L-shaped shaping piece 3, which is far away from the foam strip 5, and the top of the waterproof layer 7 to form a waterproof protective layer 8, as shown in figure 2. In a more preferred embodiment, the concrete is poured around the dividing joint 6, and the concrete is poured from the periphery to the middle of each grid. When concrete is poured, the middle part of each grid is provided with a steel bar net piece to prevent cracking, and the edge of the concrete is ensured to be 310mm away from the straight L-shaped forming piece. After concrete pouring is finished, the closing surface is scraped by using a hanging rod with the length not less than 3 meters and a straight L-shaped shaping piece 3 as an elevation and flatness control reference point. And (3) after leveling, performing mechanical press polishing twice to obtain slurry, after reaching a certain strength, fully scattering fine steel sand, wherein each square meter is not less than 3 kilograms, and then performing back and forth press polishing by using a mechanical polishing machine. The roof waterproof concrete protective layer is eroded by wind and rain for a long time, ice and snow are frozen and thawed, the surface is easy to cause sand, and the refined steel sand with the weight of not less than 3 kilograms per square meter can play a role in enhancing and has a wear-resisting effect.
S9, taking out the foam strips 5 and cleaning the dividing joints 6, specifically, picking out one ends of the foam strips 5 by using reinforcing steel bars, and then drawing out the foam strips 5, wherein broken parts are picked out and cleaned. And finally, waterproof sealant is filled in the dividing joint 6.
The above embodiments are only described for the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art without departing from the design spirit of the present invention should fall within the protection scope defined by the claims of the present invention.
Claims (8)
1. The utility model provides a device is used in construction of roofing waterproof concrete protective layer box seam which characterized in that includes:
the waterproof double-sided adhesive tapes (1) are adhered to the waterproof layers (7) on the two sides of the dividing joint (6) along the direction of the dividing joint (6) to be constructed, and the interval between the two waterproof double-sided adhesive tapes (1) is not less than the width of the dividing joint (6);
the cross-shaped fixing piece (2) is arranged at the cross position of two dividing joints (6) to be constructed, and the width of each right-angle side of the cross-shaped fixing piece (2) is equal to that of the dividing joint (6);
the cross section of the straight L-shaped shaping piece (3) is L-shaped, the straight L-shaped shaping piece (3) is adhered to the waterproof double-sided adhesive tape (1) along the extending direction of a dividing joint (6) to be constructed, horizontal plates (32) of the straight L-shaped shaping piece (3) on two sides of the dividing joint (6) to be constructed are arranged in a back-to-back mode, and the straight L-shaped shaping piece (3) is arranged between two adjacent right-angle sides of the cross-shaped shaping piece (2) in an attaching mode;
the foam strip (5) is filled between the two straight L-shaped forming pieces (3) at two sides of the dividing joint (6) to be constructed, and the top of the foam strip (5) is flush with the top of the straight L-shaped forming pieces (3);
the cross section of the E-shaped fixing clamp (4) is E-shaped, and two vertical grooves of the E-shaped fixing clamp (4) are clamped into vertical plates (31) of straight L-shaped forming pieces (3) on two sides of a dividing joint (6) to be constructed.
2. The device for constructing the dividing joint of the waterproof concrete roof covering protective layer according to claim 1, wherein: and a ribbed slab (33) is also connected between the horizontal plate (32) and the vertical plate (31) of the straight L-shaped shaping piece (3).
3. The device for constructing dividing joints of a roof waterproof concrete protective layer according to claim 1, wherein: the outer edge of the waterproof double-sided adhesive tape (1) exceeds the outer edge of the horizontal plate (32) of the straight L-shaped shaping piece (3).
4. The device for constructing dividing joints of a roof waterproof concrete protective layer according to claim 1, wherein: waterproof double faced adhesive tape (1) is still pasted between the top of waterproof double faced adhesive tape (1) and horizontal plate (32) of straight section L shape design piece (3) with the leveling, and waterproof double faced adhesive tape (1) width that plays the leveling effect is less than the width of waterproof double faced adhesive tape (1) of bottommost layer.
5. The device for constructing dividing joints of a roof waterproof concrete protective layer according to claim 2, wherein: at least two E-shaped fixing clips (4) are arranged between every two straight-section L-shaped shaping pieces (3), one E-shaped fixing clip (4) is arranged on a vertical plate (31) between the rib plate (33) and the cross-shaped shaping piece (2), and the other E-shaped fixing clip (4) is arranged on the vertical plate (31) far away from the cross-shaped shaping piece (2).
6. The device for constructing dividing joints of a roof waterproof concrete protective layer according to claim 5, wherein: the distance between two adjacent E-shaped fixing clips (4) on the two straight L-shaped shaping pieces (3) is not more than 500m.
7. The device for constructing the dividing joint of the waterproof concrete roof covering protective layer according to claim 1, wherein: the end parts of the horizontal plates (32) of the straight L-shaped forming pieces (3) are cut into inclined planes, and the horizontal plates (32) of two adjacent straight L-shaped forming pieces (3) are completely attached.
8. The device for constructing dividing joints of a roof waterproof concrete protective layer according to claim 1, wherein: the cross-shaped fixed piece (2), the straight-section L-shaped fixed piece (3) and the E-shaped fixing clamp (4) are all made of PVC materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221568257.3U CN217630915U (en) | 2022-06-22 | 2022-06-22 | Device is used in construction of roofing waterproof concrete protective layer box joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221568257.3U CN217630915U (en) | 2022-06-22 | 2022-06-22 | Device is used in construction of roofing waterproof concrete protective layer box joint |
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| Publication Number | Publication Date |
|---|---|
| CN217630915U true CN217630915U (en) | 2022-10-21 |
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|---|---|---|---|
| CN202221568257.3U Active CN217630915U (en) | 2022-06-22 | 2022-06-22 | Device is used in construction of roofing waterproof concrete protective layer box joint |
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| CN (1) | CN217630915U (en) |
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- 2022-06-22 CN CN202221568257.3U patent/CN217630915U/en active Active
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