CN217175914U

CN217175914U - Circumferential ice melting protective sheet for parapet wall

Info

Publication number: CN217175914U
Application number: CN202220359660.9U
Authority: CN
Inventors: 董艳玲; 韩金双; 徐淼
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-02-22
Filing date: 2022-02-22
Publication date: 2022-08-12
Anticipated expiration: 2032-02-22

Abstract

The utility model provides a circumference ice-melt protection piece for parapet. At present the parapet because of the setting of external thing of putting and weather influence, destroys the basic performance of parapet, lacks the protective structure form to diversified and nimble light weight of parapet. The utility model discloses in the vertical setting side by side of a plurality of flexible monolithic, flexible monolithic includes the heating strip, flexible composite diaphragm, connection piece and tip shutoff strip, flexible composite diaphragm's one end fixedly connected with heating strip, flexible composite diaphragm's the other end and the one end fixed connection of connection piece, the other end body coupling of connection piece has tip shutoff strip, flexible composite diaphragm is by last diaphragm, photovoltaic cell layer and lower diaphragm are from last to setting up the formation down to level in proper order, photovoltaic cell layer is connected with the heating strip electricity, the heating strip sets up with parapet's lateral wall cooperatees, flexible composite diaphragm sets up with parapet's lateral wall and top outer wall cooperateing respectively, connection piece and tip shutoff strip cooperate the setting with parapet's inside wall respectively.

Description

Circumferential ice melting protective sheet for parapet wall

Technical Field

The utility model particularly relates to a circumference ice-melt protection piece for parapet.

Background

The decorative lamp strip is hung on the outer wall of the building, the effect of auxiliary outdoor lighting is achieved, the outline of the appearance of the building can be highlighted, the attractiveness of the landscape of the building is improved, most of decorative positions are located at the intersection of the outer wall surface of the building and the parapet at the top of the building, the parapet serves as a short wall around the roof of the building, the main function is that waterproof pressed bricks are applied to the bottom of the parapet to prevent water seepage of a waterproof layer or rainwater on the roof from overflowing. When parapet decorative lamp area, need the location to handle, the setting element of different grade type differs because of self weight, the setpoint is in large quantity and dispersion, it is great to the outer wall damage of parapet, in addition because the difference in temperature is big round the clock, the changeable influence of bad weather, the cover on ice, snow, frost layer can appear in parapet department, the hanging ice post that can not uniform in size can appear in serious time, also can induce the not equidimension fracture problem of parapet, it is big to repair the degree of difficulty. In a word, the setting of thing and the multiple influence of weather are put because of the external thing of putting to parapet at present, destroys the integrality of parapet, influences its basic performance, lacks at present to the diversified just nimble light weight protective structure form of parapet, and it is big to maintain the repair work degree of difficulty.

Disclosure of Invention

In order to overcome the defects in the prior art, the circumferential ice melting protective sheet for the parapet is provided so as to solve the problems that the completeness of the parapet is damaged due to the external storage of the parapet and the weather influence, the basic service performance of the parapet is influenced, a protective structure form which is diversified, flexible and light in weight is lacked for the parapet, and the difficulty of maintenance and repair work is high.

A circumferential ice-melting protective sheet for parapet walls comprises a plurality of flexible single sheets, wherein the flexible single sheets are vertically arranged in parallel, every two adjacent flexible single sheets are fixedly connected into a whole, each flexible single sheet comprises a heating strip and a flexible composite membrane, the flexible composite diaphragm is formed by an upper diaphragm, a photovoltaic cell layer and a lower diaphragm which are sequentially horizontally arranged from top to bottom, the photovoltaic cell layer is electrically connected with the heating strip, the heating strip is matched with the outer side wall of the parapet wall, the flexible composite diaphragm is respectively matched with the outer side wall of the parapet wall and the outer wall of the top end of the parapet wall, and the connecting sheet and the end sealing strip are respectively matched with the inner side wall of the parapet wall;

a plurality of rectangular frames are arranged on the outer wall of the flexible composite membrane, the rectangular frames and the battery pieces are arranged in a one-to-one correspondence mode, each battery piece is located in the corresponding rectangular frame, and a plurality of hoop sleeves matched with the lamp strip are arranged on the outer wall of each rectangular frame.

As a preferable scheme: go up the diaphragm and include preceding diaphragm and first gluey diaphragm, the lower terminal surface of preceding diaphragm and the up end of first gluey diaphragm are laminated each other and are made as an organic wholely, and lower diaphragm includes second gluey diaphragm and back of the body diaphragm, and the lower terminal surface of second gluey diaphragm and the up end of back of the body diaphragm are laminated each other and are made as an organic wholely, and photovoltaic cell layer includes a plurality of battery pieces, and a plurality of battery pieces arrange between last diaphragm and lower diaphragm with the rectangular array form.

As a preferable scheme: a plurality of battery pieces include N first battery monolithic and 2N second battery monolithic, and N first battery monolithic corresponds and sets up on the top outer wall of parapet, and 2N second battery monolithic correspond and set up on the lateral wall of parapet.

As a preferable scheme: the heating strip comprises a bottom sheet and a heating accompanying belt, the bottom sheet is vertically arranged, the upper end of the bottom sheet is fixedly connected with the lower end of the flexible composite membrane, and the heating accompanying belt is arranged on one side of the bottom sheet in an S shape.

As a preferable scheme: a plurality of rectangular frames are arranged on the outer wall of the flexible composite membrane, the rectangular frames and the battery pieces are arranged in a one-to-one correspondence mode, each battery piece is located in the corresponding rectangular frame, and a plurality of hoop sleeves matched with the lamp strip are arranged on the outer wall of each rectangular frame.

As a preferable scheme: a transverse cutting gap is formed between the two battery pieces which are adjacent up and down, and a longitudinal cutting gap is formed between the two battery pieces which are adjacent left and right.

As a preferable scheme: the connecting sheet is a flexible sheet.

As a preferable scheme: one side of the connecting piece facing the parapet wall is provided with a flexible sleeve, and a supporting plate is arranged in the flexible sleeve.

The beneficial effects of the utility model reside in that:

one, the utility model discloses a sheet structure form, every flexible monolithic can realize the total coverage effect to top surface, medial surface and the lateral surface of parapet, can also correspond according to the length of parapet and tailor, not only solve the icing problem of parapet lateral surface, can also strengthen the water-proof effects of lateral wall root in the parapet, play the effect of repairing the protection to the parapet secondary.

Two, the utility model discloses the using-way is nimble, according to position and the length that building top parapet needs the protection, selects the flexible monolithic of appropriate number to wrap up, can realize wrapping up the different length of parapet and position, realizes partial parcel or the form of wrapping up entirely.

Thirdly, the utility model discloses have emergent effect, can be used to newly build the parapet or the parapet maintenance repair work of old building in.

Fourthly, the utility model discloses a service position and use size are variable, can adjust again after laying in advance at the scene and tailor, save material, according to the position that the concrete needs of parapet protected carry on specifically lay can.

Fifthly, the utility model discloses light in weight can also provide location hookup location for lamp area or other external components, avoids self to cause the wound to parapet, reduces the destruction to the parapet, ensures the lasting durable performance of parapet, reduces the maintenance volume.

Drawings

FIG. 1 is a front view of a flexible monolithic sheet in an expanded configuration;

fig. 2 is a schematic structural view of the utility model in the unfolded state;

FIG. 3 is a first schematic top view of a flexible monolith;

FIG. 4 is a second schematic top view of a flexible monolith;

fig. 5 is a schematic view of a first usage state of the present invention, which only shows a partial structure of the top of a building;

FIG. 6 is a schematic front view of the end closure strip in use;

FIG. 7 is an enlarged view of the structure at A in FIG. 5;

fig. 8 is a schematic view of a front view structure of the fitting light strip of the present invention;

fig. 9 is a diagram of the state of the utility model used in the building, which is only used for wrapping part of the parapet wall.

In the figure: 1-heating the strip; 1-1-negative film; 1-2-heating the accompanying tape; 2-a flexible composite membrane; 2-1-upper membrane; 2-2-photovoltaic cell layer; 2-2-1-cell slice; 2-2-2-a first battery monolithic; 2-2-3-a second battery slice; 2-3-lower diaphragm; 3, connecting a sheet; 4-end plugging strip; 4-1-wedge block; 5-a rectangular frame; 6-lamp belt; 7-a ferrule; 8-transversely cutting the gap; 9-longitudinally cutting the gap; 10-a flexible single sheet; 20-parapet wall; 21-a flexible sleeve; 22-a support plate; 23-building.

Detailed Description

The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention.

The first embodiment is as follows: the embodiment is described with reference to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8 and fig. 9, the embodiment includes a plurality of flexible single sheets 10, the plurality of flexible single sheets 10 are vertically arranged side by side, every two adjacent flexible single sheets 10 are fixedly connected into a whole, each flexible single sheet 10 includes a heating strip 1, a flexible composite membrane 2, a connecting sheet 3 and an end blocking strip 4, one end of the flexible composite membrane 2 is fixedly connected with the heating strip 1, the other end of the flexible composite membrane 2 is fixedly connected with one end of the connecting sheet 3, the other end of the connecting sheet 3 is integrally connected with the end blocking strip 4, the flexible composite membrane 2 is formed by sequentially and horizontally arranging an upper membrane 2-1, a photovoltaic cell layer 2-2 and a lower membrane 2-3 from top to bottom, the photovoltaic cell layer 2-2 is electrically connected with the heating strip 1, the heating strip 1 is arranged in cooperation with the outer side wall of a parapet 20, the flexible composite membrane 2 is respectively matched with the outer side wall and the top end outer wall of the parapet 20, and the connecting sheet 3 and the end part plugging strip 4 are respectively matched with the inner side wall of the parapet 20.

Flexible composite membrane 2 has the characteristics of flexibility and light in this embodiment, covers on parapet 20, not only can play the protective effect to parapet 20, can also alleviate 20 edges of parapet degree of freezing, reduces icicle's formation size and formation quantity, avoids the formation of bulky icicle of hanging.

A plurality of flexible monolithic 10 lamellar body structural style as an organic whole, it bonds mutually through the outer wall of one deck glue film with parapet 20, and this glue film both plays the effect of stable connection, can also play the effect of waterproof isolation, does benefit to and plays the protective effect to parapet 20.

Further, the glue film is paintd at parapet 20's outer wall formation for building outer wall special glue, through some glue or evenly paint the mode with a plurality of flexible monolithic 10 fix in parapet 20 can, make parapet 20 obtain omnidirectional protection parcel effect, can also strengthen its outside multiple functionality.

Furthermore, the special adhesive for the building outer wall is preferably silicone weather-resistant adhesive, pure acrylic outer wall transparent waterproof adhesive or other adhesives for the building outer wall.

The second embodiment is as follows: the embodiment is a further limitation of the first specific embodiment, the upper membrane 2-1 comprises a front membrane and a first adhesive membrane, the lower end face of the front membrane and the upper end face of the first adhesive membrane are integrally attached to each other, the lower membrane 2-3 comprises a second adhesive membrane and a back membrane, the lower end face of the second adhesive membrane and the upper end face of the back membrane are integrally attached to each other, the photovoltaic cell layer 2-2 comprises a plurality of cells 2-2-1, and the plurality of cells 2-2-1 are arranged between the upper membrane and the lower membrane in a rectangular array.

Further, the back diaphragm is multilayer diaphragm, specifically includes that first group's diaphragm, middle gluey diaphragm and second constitute the diaphragm, and supreme level setting in proper order is down followed to first group's diaphragm, middle gluey diaphragm and the second group's diaphragm that forms, and first group's diaphragm, middle gluey diaphragm and the second group's diaphragm of forming are from supreme laminating system as an organic whole in proper order down.

Furthermore, the first rubber membrane, the second rubber membrane and the middle rubber membrane are all EVA membranes. The EVA membrane is an adhesive membrane, and is an existing product. EVA membrane ethylene-vinyl acetate copolymer membrane. The lower surface of the front diaphragm is bonded with the first adhesive film, the front diaphragm is modified to ensure enough bonding strength with the EVA diaphragm, and the outer surface of the front diaphragm is treated by an antireflection texturing process. The process is similar to the process of connecting the second rubber diaphragm and the back diaphragm and the process of connecting the first composition diaphragm, the middle rubber diaphragm and the second composition diaphragm. The modification treatment process in the above process is the prior art.

Further, the front membrane is an ETFE membrane, a PVDF membrane or an FEP membrane. The ETFE membrane is an ethylene tetrafluoroethylene polymer membrane, the PVDF membrane is a polyvinylidene fluoride membrane, and the FEP membrane is a fluorinated ethylene propylene polymer membrane.

Further, the first composition membrane is an EVA membrane, a PVF membrane, a PO membrane, a PE membrane or a PA membrane. The membrane comprises an EVA membrane ethylene-vinyl acetate copolymer membrane, a PVF membrane, a PO membrane, a PE membrane and a PA membrane, wherein the PVF membrane is a polyvinyl fluoride membrane, the PO membrane is a polyolefin membrane, and the PE membrane is a polyethylene membrane.

Further, the second composition membrane is an EVA membrane, a PVDF membrane, a PO membrane, a PE membrane or a PA membrane. The EVA membrane ethylene-vinyl acetate copolymer membrane comprises a PVDF membrane, a PO membrane, a PE membrane and a PA membrane, wherein the PVDF membrane is a polyvinylidene fluoride membrane, the PO membrane is a polyolefin membrane, and the PE membrane is a polyethylene membrane. According to specific conditions, the second composition membrane of different types is matched with the first group membrane forming sheets of different types. The second component membrane is preferably a PVDF membrane and the first component membrane is preferably a PVF membrane.

Further, the shape of the battery piece 2-2-1 is rectangular. The battery piece 2-2-1 is a PERC battery piece which is an existing product.

Furthermore, a plurality of battery pieces 2-2-1 are arranged between the first rubber membrane and the second rubber membrane in a rectangular array.

Furthermore, a junction box is arranged on the upper end face of the front diaphragm and connected with the photovoltaic cell layer 2-2. The junction box is an existing product and is connected with the plurality of battery slices 2-2-1 through lines to control the working conditions of the battery slices 2-2-1. The working process of the junction box and the battery piece 2-2-1 is the same as that of the prior art. The cell 2-2-1 is a crystalline silicon solar cell, and the connection mode of the plurality of cells 2-2-1 is a multi-wire interconnection mode, namely the cells are connected through 12-22 metal wires; the cell 2-2-1 is n-IBC, and the flexible transparent electrode films are interconnected; PERC cell or other high efficiency crystalline silicon cell, through welding the area and realizing the interconnection. The working principle of the cell 2-2-1 is the same as that of the existing crystalline silicon solar cell, and other necessary components which are not mentioned in the embodiment and are involved in power supply by matching with the cell 2-2-1 are the same as those in the prior art.

In the embodiment, the battery piece 2-2-1 not only provides electric energy for the heating accompanying belt 1-2, so that the temperature of the bottom of the outer side wall of the parapet 20 can be increased, the size and the number of ice hanging columns formed at the bottom of the outer side wall of the parapet 20 are reduced, electric energy can be provided for lamp strips 6 and other lamp decorations arranged on the outer wall of the parapet 20, and a daily power supply or emergency power supply mode can be realized.

Wherein, the daily power supply condition is that the lamp strip 6 or other lamp decorations work for 3-8 hours at night through the electric quantity provided by the battery piece 2-2-1.

Wherein, emergent power supply condition is when the lamp area 6 electric power that arranges on parapet 20 is not enough or meet the condition of proruption power failure, and battery piece 2-2-1 can provide electric power for lamp area 6, plays the effect of emergent power supply.

The third concrete implementation mode: in this embodiment, which is a further limitation of the first or second embodiment, the plurality of battery slices 2-2-1 includes N first battery slices 2-2-2 and 2N second battery slices 2-2-3, the N first battery slices 2-2-2 are correspondingly disposed on the top outer wall of the parapet wall 20, and the 2N second battery slices 2-2-3 are correspondingly disposed on the outer side wall of the parapet wall 20. The N first battery single sheets 2-2-2 and the 2N second battery single sheets 2-2-3 are battery sheets 2-2-1 which are arranged on the outer wall and the outer side face of the top end of the parapet wall 20, and the relative positions of the battery sheets are reasonably and safely arranged according to the size relationship of the parapet wall 20.

The number ratio of the first battery piece 2-2-2 to the second battery piece 2-2-3 in the present embodiment is 1: 2.

The fourth concrete implementation mode: the embodiment is further limited by the first, second or third embodiment, the heating strip 1 comprises a bottom sheet 1-1 and a heating accompanying belt 1-2, the bottom sheet 1-1 is vertically arranged, the upper end of the bottom sheet 1-1 is fixedly connected with the lower end of the flexible composite membrane 2, and the heating accompanying belt 1-2 is arranged on one side of the bottom sheet 1-1 in an S shape.

In the embodiment, the heating accompanying belt 1-2 is an existing product, and the working principle of the electrified heating is the same as that of the existing heating accompanying belt.

The fifth concrete implementation mode: the embodiment is further limited by the first, second, third or fourth specific embodiments, the plurality of rectangular frames 5 are arranged on the outer wall of the flexible composite membrane 2, the rectangular frames 5 and the battery pieces 2-2-1 are arranged in a one-to-one correspondence manner, each battery piece 2-2-1 is arranged in the corresponding rectangular frame 5, and the outer wall of each rectangular frame 5 is provided with a plurality of hoops 7 matched with the lamp strip 6.

Rectangular frame 5 is the stereoplasm framework in this embodiment, and every cuff 7 includes Contraband font framework and two spacers, Contraband font framework is used for passing through mounted position and space for lamp area 6, and Contraband font framework compresses tightly on lamp area 6, and two spacers set up respectively at the both ends of Contraband font framework, the one end of every spacer and the tip fixed connection of Contraband font framework, and the other end of every spacer can be dismantled with rectangular frame 5's outer wall and be connected.

The hoop 7 is used for fixing the lamp strip 6, and the rectangular frame 5 is arranged in the shape and the position, so that the battery piece 2-2-1 can be prevented from being shielded, normal use performance can be realized, a placing position can be provided for the lamp strip 6, and the hoop 7 can pass through a fixed position.

The sixth specific implementation mode: the present embodiment is a further limitation of the first, second, third, fourth or fifth embodiment, a transverse cutting gap 8 is formed between two battery pieces 2-2-1 adjacent to each other, and a longitudinal cutting gap 9 is formed between two battery pieces 2-2-1 adjacent to each other.

Each tailors the clearance in this embodiment and can make the utility model discloses carry out the multiposition according to parapet 20's specific size and tailor, be applicable to and lay each position at parapet 20, realize the effect of parcel protection.

The seventh embodiment: the embodiment is a further limitation of the first, second, third, fourth, fifth or sixth embodiment, and the connecting sheet 3 is a flexible sheet; the side of the connecting piece 3 facing the parapet wall 20 is provided with a flexible sleeve 21, and a support plate 22 is arranged in the flexible sleeve 21.

The flexible sleeve 21 is a sleeve body formed by compounding an upper membrane sheet 2-1 and a lower membrane sheet 2-3.

Backup pad 22 is benzene board or other light insulation board bodies, can strengthen the utility model discloses a stereoplasm characteristic adds according to actual need to play the effect that keeps warm outward to parapet 20.

The specific implementation mode eight: in the present embodiment, as further limited to the first, second, third, fourth, fifth, sixth or seventh embodiments, as shown in fig. 1, the end sealing strip 4 is a sheet-shaped strip body and is bonded to the root of the inner wall of the parapet wall 20 by the waterproof adhesive for construction, so as to enhance the waterproof performance, and further enhance the sealing effect at the position of the easy water leakage portion at the root of the inner wall of the parapet wall 20.

The tip of the tip shutoff strip 4 of this embodiment has the semi-circular hole body along its thickness direction processing, makes to be formed with the circular port between the tip shutoff strip 4 of two adjacent flexible monolithic 10, and this circular port is used for cooperating building 23 top surface wash port, makes the drainage department of building 23 top surface converge smoothly, and the even nothing of non-drainage hole department water-proof effects of building 23 top surface leaks.

The specific implementation method nine: the eighth embodiment is further limited by the eighth embodiment, as shown in fig. 1 and 6, the end plugging strip 4 is a sheet-shaped strip, another structural form of the end plugging strip 4 is that a through hole is processed at a midpoint of the end plugging strip 4, the through hole is in communication fit with a drainage hole on the top surface of the building 23, wedge blocks 4-1 are respectively arranged on the top surface of the end plugging strip 4, the two wedge blocks 4-1 are respectively arranged at two ends of the through hole, and the lower ends of the wedge blocks 4-1 are arranged close to the through hole for rapid diversion.

The working process is as follows:

the circumference ice-melt protection piece is correspondingly laid according to the size of a parapet 20 of a building 23, the heating strip 1 is arranged at the outer side wall of the parapet 20 in the laying process, it is ensured that the heating strip 1 is close to the bottom of the outer side wall of the parapet 20, the flexible composite membrane 2 is respectively matched with the outer side wall and the top outer wall of the parapet 20, the connecting piece 3 and the end sealing strip 4 are respectively matched with the inner side wall of the parapet 20, when the size of the circumference ice-melt protection piece needs to be cut, the transverse cutting gap 8 and the longitudinal cutting gap 9 are used for correspondingly cutting, the solar energy is absorbed by the battery pieces 2-2-1 and is converted into electric energy to provide power for the heating strip 1, the mounting position can also be provided for the lamp strip 6 arranged on the outer wall of the parapet 20, damage to the parapet 20 is avoided, and the lasting integrity of the parapet 20 is ensured.

Claims

1. The utility model provides a circumference ice-melt protection piece for parapet which characterized in that: the photovoltaic cell comprises a plurality of flexible single sheets (10), the flexible single sheets (10) are vertically arranged in parallel, every two adjacent flexible single sheets (10) are fixedly connected into a whole, each flexible single sheet (10) comprises a heating strip (1), a flexible composite diaphragm (2), a connecting sheet (3) and an end blocking strip (4), one end of each flexible composite diaphragm (2) is fixedly connected with the heating strip (1), the other end of each flexible composite diaphragm (2) is fixedly connected with one end of the connecting sheet (3), the other end of each connecting sheet (3) is integrally connected with the end blocking strip (4), each flexible composite diaphragm (2) is formed by horizontally arranging an upper diaphragm (2-1), a photovoltaic cell layer (2-2) and a lower diaphragm (2-3) from top to bottom in sequence, the photovoltaic cell layer (2-2) is electrically connected with the heating strips (1), and the heating strips (1) are matched with the outer side wall of a parapet (20), the flexible composite membrane (2) is respectively matched with the outer side wall and the top outer wall of the parapet wall (20), and the connecting sheet (3) and the end part plugging strip (4) are respectively matched with the inner side wall of the parapet wall (20);

a plurality of rectangular frames (5) are arranged on the outer wall of the flexible composite membrane (2), the rectangular frames (5) and the battery pieces (2-2-1) are arranged in a one-to-one correspondence mode, each battery piece (2-2-1) is located in the corresponding rectangular frame (5), and a plurality of hoop sleeves (7) matched with the lamp strips (6) are arranged on the outer wall of each rectangular frame (5).

2. A circumferential ice-melting protective sheet for parapet walls as claimed in claim 1, wherein: the upper diaphragm (2-1) comprises a front diaphragm and a first rubber diaphragm, the lower end face of the front diaphragm and the upper end face of the first rubber diaphragm are mutually attached into a whole, the lower diaphragm (2-3) comprises a second rubber diaphragm and a back diaphragm, the lower end face of the second rubber diaphragm and the upper end face of the back diaphragm are mutually attached into a whole, the photovoltaic cell layer (2-2) comprises a plurality of cells (2-2-1), and the cells (2-2-1) are arranged between the upper diaphragm and the lower diaphragm in a rectangular array mode.

3. A circumferential ice-melt protective sheet for parapet walls as claimed in claim 2, wherein: the plurality of battery slices (2-2-1) comprise N first battery slices (2-2-2) and 2N second battery slices (2-2-3), wherein the N first battery slices (2-2-2) are correspondingly arranged on the outer wall of the top end of the parapet wall (20), and the 2N second battery slices (2-2-3) are correspondingly arranged on the outer side wall of the parapet wall (20).

4. A circumferential ice-melting protective sheet for parapet walls as claimed in claim 1, wherein: the heating strip (1) comprises a bottom sheet (1-1) and a heating accompanying belt (1-2), the bottom sheet (1-1) is vertically arranged, the upper end of the bottom sheet (1-1) is fixedly connected with the lower end of the flexible composite membrane (2), and the heating accompanying belt (1-2) is arranged on one side of the bottom sheet (1-1) in an S shape.

5. A circumferential ice-melt protective sheet for parapet walls as claimed in claim 2, wherein: a transverse cutting gap (8) is formed between the two battery pieces (2-2-1) which are adjacent up and down, and a longitudinal cutting gap (9) is formed between the two battery pieces (2-2-1) which are adjacent left and right.

6. A circumferential ice-melting protective sheet for parapet walls as claimed in claim 1, wherein: the connecting sheet (3) is a flexible sheet.

7. A circumferential ice-melt protection sheet for parapet walls according to claim 1 or 6, wherein: one side of the connecting piece (3) facing the parapet wall (20) is provided with a flexible sleeve (21), and a supporting plate (22) is arranged in the flexible sleeve (21).