CN114585119A - Vehicle-mounted heating system for separately melting thick ice layer - Google Patents

Vehicle-mounted heating system for separately melting thick ice layer Download PDF

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Publication number
CN114585119A
CN114585119A CN202210187737.3A CN202210187737A CN114585119A CN 114585119 A CN114585119 A CN 114585119A CN 202210187737 A CN202210187737 A CN 202210187737A CN 114585119 A CN114585119 A CN 114585119A
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CN
China
Prior art keywords
heating
belt body
sub
belt
vehicle
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Granted
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CN202210187737.3A
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Chinese (zh)
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CN114585119B (en
Inventor
马丽丽
韩平
邬万江
唐正坤
王树林
周鹏
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Jiamusi University
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Jiamusi University
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Priority to CN202210187737.3A priority Critical patent/CN114585119B/en
Publication of CN114585119A publication Critical patent/CN114585119A/en
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Publication of CN114585119B publication Critical patent/CN114585119B/en
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    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00Ohmic-resistance heating
    • H05B3/40Heating elements having the shape of rods or tubes
    • H05B3/54Heating elements having the shape of rods or tubes flexible
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60SSERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
    • B60S1/00Cleaning of vehicles
    • B60S1/62Other vehicle fittings for cleaning
    • B60S1/66Other vehicle fittings for cleaning for cleaning vehicle exterior
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00Ohmic-resistance heating
    • H05B3/02Details
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00Ohmic-resistance heating
    • H05B3/02Details
    • H05B3/06Heater elements structurally combined with coupling elements or holders

Abstract

The invention provides a vehicle-mounted heating system for separating and melting thick ice layers. The thick ice layer formed after the vehicle body passes through the severe weather results in that the vehicle door cannot be opened for using the vehicle. The heating belt body is a strip-shaped flexible flat belt body, one end of the heating belt body is an electric connection end, the electric connection end of the heating belt body is connected with a storage battery, one end of a main belt body is arranged at the bottom of the front end of a vehicle body, the other end of the main belt body is detachably connected with the bottom of the rear end of the vehicle body, two sides of the main belt body are respectively provided with a first sub-belt body, the inner side of each first sub-belt body is detachably connected with the side part of the main belt body, and the outer side of each first sub-belt body is correspondingly detachably connected with a second sub-belt body; when the heating belt body is in a non-disassembly state, the heating surface of the heating belt body is tightly attached to the top surface of the vehicle body; when the heating area body is in the dismantlement state, the bottom surface of the main area body pastes tightly on the top surface of automobile body, and the bottom surface of the first branch area body pastes tightly on the plantago outer wall of automobile body, and the bottom surface of the second branch area body pastes tightly on the car back door outer wall of automobile body.

Description

Vehicle-mounted heating system for separately melting thick ice layer
Technical Field
The invention particularly relates to a vehicle-mounted heating system for separating and melting thick ice layers.
Background
The severe weather refers to weather such as heavy snow, freezing, low temperature, sand raising, high temperature, heavy rainfall, continuous rainfall and the like, along with frequent severe weather in recent years, the influence on daily life of people is more and more large, particularly the daily travel is difficult, for automobiles, the severe weather not only influences the service life of each part of the automobile, the existing automobile snow and ice cleaning tool is only used for a frost layer or a snow layer accumulated in a short time, a thin snow and ice layer attached to the surface of an automobile body can be cleaned quickly, when the continuous extremely cold weather of continuous snow rain and day-night temperature difference occurs, the whole automobile is covered by ice and snow, particularly the automobile body covered by a composite snow layer of an upper snow layer and a lower snow layer, or when the thickness exceeds more than one centimeter, the ice and snow layer is difficult to be cleaned quickly if the automobile warming mode is started by an engine, at this moment, the external use tool is used for cleaning, very easily damaged automobile body influences the integrality of car lacquer and car surface for the vehicle can't be opened in the short time, is difficult to use the vehicle trip in the short time, and the vehicle lacks the emergency performance of self-cleaning, melting thick ice and snow layer at present.
Disclosure of Invention
In order to overcome the defects in the prior art, a vehicle-mounted heating system for separating and melting thick ice layers is provided so as to solve the problems.
The vehicle-mounted heating system for separately melting the thick ice layer comprises a heating belt body, wherein the heating belt body is a strip-shaped flexible flat belt body, one end of the heating belt body is a power connection end, the power connection end of the heating belt body is connected with a storage battery of a vehicle body, the bottom surface of the heating belt body is a heating surface, the heating belt body comprises a main belt body, two first sub belt bodies and two second sub belt bodies, one end of the main belt body is arranged at the bottom of the front end of the vehicle body, the other end of the main belt body is detachably connected with the bottom of the rear end of the vehicle body, two sides of the main belt body are respectively provided with one first sub belt body, the inner side of each first sub belt body is detachably connected with the side part of the main belt body, and the outer side of each first sub belt body is correspondingly detachably connected with one second sub belt body;
when the heating belt body is in a non-disassembly state, the heating surface of the heating belt body is tightly attached to the top surface of the vehicle body;
when the heating belt body is in a disassembly state, the bottom surface of the main belt body is attached to the top surface of the vehicle body, the bottom surface of the first belt body is attached to the outer wall of the front door and/or the rear door of the vehicle body, and the bottom surface of the second belt body is attached to the outer wall of the front door of the vehicle body.
As a preferable scheme: still include the location installed part, the box is always placed including preceding to the location installed part, the frame is placed to back connecting seat and two branches, the box setting is always placed to preceding always in the front end bottom of automobile body, back connecting seat sets up the rear end bottom at the automobile body, the frame is placed respectively to two branches sets up the both sides bottom at the automobile body, the box is placed always to the connection of electricity end setting of the main tape body, the other end of the main tape body is for removing the end, the removal end of the main tape body can be dismantled with the back connecting seat after the automobile body top and be connected, the box is placed always before the one end of every first tape body is connected, the other end of every first tape body can be dismantled rather than the branch that corresponds and be placed the frame and be connected, the one end of every second tape body is placed the box with preceding always and is connected, the other end of every first tape body can be dismantled rather than the branch that corresponds and put the frame.
As a preferable scheme: the main belt body includes first heating band, heat preservation apron and two first magnetic rubber strips, supreme level setting in proper order is followed to first heating band and heat preservation apron, and the length direction syntropy of the length direction of heat preservation apron and first heating band, supreme degressive in proper order is followed to the width of heat preservation apron, and the bottom surface setting of heat preservation apron is on the top surface of first heating band, and two first magnetic rubber strips are vertical setting respectively in the both sides of first heating band, and the both sides of heat preservation apron are first protruding side respectively.
As a preferable scheme: every first subband body includes the second heating band, first connecting strip and second connecting strip, the length direction syntropy of the length direction of second heating band and first heating band, the longitudinal section shape of second heating band along its width direction is trapezoidal, the second heating band is provided with first connecting strip towards one side of first heating band, first connecting strip can be dismantled with first magnetic rubber strip and be connected, the opposite side of second heating band is provided with the second connecting strip that the connection can be dismantled to the second subband body.
As a preferable scheme: the second divides the area body to include third heating band and third connecting strip, the length direction of third heating band and the length direction syntropy of second heating band, the longitudinal section shape of third heating band along its width direction is right angled triangle, the width of third heating band is from last to degressive down in proper order, the hypotenuse side of third heating band sets up towards the second heating band, the bottom of second heating band hypotenuse side is provided with the third connecting strip, the third connecting strip can be dismantled with the second connecting strip and be connected, the top of third heating band hypotenuse side and the top surface of second heating band enclose to close and be formed with the draw-in groove, the draw-in groove is pegged graft with first protruding side and is cooperated.
As a preferable scheme: the top surface of first heating band is the plane, is provided with a plurality of archs on the plane, processes flutedly on the top surface of third heating band, and the tank bottom and the plane of recess are in same horizontal plane, and the recess is provided with a plurality of secondary connecting strips, the one end of secondary connecting strip and the groove lateral wall sliding fit of recess, and the other end and the planar arch of secondary connecting strip can be dismantled and be connected.
As a preferable scheme: the cooperation of the heating area body is provided with the electric head that connects, be provided with stealthy cutting assembly on the bottom surface of main area body removal end, stealthy cutting assembly includes the sliding sleeve, inserted sheet and several elasticity cutter body, the sliding sleeve suit is on the main area body, several elasticity cutter body sets up side by side on the bottom surface of sliding sleeve, the one end of every elasticity cutter body articulates on the bottom surface of sliding sleeve, the cutting edge side of every elasticity cutter body sets up down, the cutting edge side length direction of every elasticity cutter body is syntropy with the length direction of the main area body, the inserted sheet can be dismantled and be connected on the bottom surface of sliding sleeve, when the inserted sheet is connected with the sliding sleeve, several elasticity cutter body is in the withdrawal state, when the inserted sheet is taken out from the sliding sleeve, several elasticity cutter body is in the cutting user state.
As a preferable scheme: each sub-placement frame is an Contraband-shaped frame body, the bottom surface of each sub-placement frame is connected with a chassis of the vehicle body through a sliding rail, the length direction of the sliding rail is the same as the length direction of the vehicle body, each sub-placement frame slides back and forth along the length direction of the corresponding sliding rail, and two connector lugs are arranged on each sub-placement frame.
The invention has the beneficial effects that:
the invention relates to a self-icebreaking heating system of a vehicle body, which is safe, reliable and diversified in deformation, realizes heating of multiple positions of the vehicle body by mutual matching of a main belt body, two first sub-belt bodies and two second sub-belt bodies, divides an integral ice shell covered on the vehicle body into multiple areas, respectively melts the areas, directly reduces the difficulty of cleaning a thick ice layer, shortens the cleaning time, ensures that the appearance structure of the vehicle body is not damaged, and can also ensure the safety of removing the thick ice layer.
The heating belt body has various use forms, can be used in a whole manner, can be used in a split manner according to the specific condition of covering an ice layer, can realize various separated heating modes, and does not need to enter a vehicle body for operation before heating. Without opening the door
Thirdly, the emergency service performance of the vehicle is increased, and the countermeasure of the vehicle for severe weather is expanded.
The invention is particularly used on the bottom surface and/or the top surface of a thick ice layer (the thickness is more than one centimeter), can realize the use mode of pre-laying or emergency laying, can be used at any time, fills the corresponding scheme for processing the thick ice layer, and solves the problem that the automobile can not be started in a short time under the covering state of the thick ice layer.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic bottom view of the present invention;
fig. 3 is a schematic longitudinal sectional view of the heating belt body 100;
FIG. 4 is a schematic perspective view of the main belt body, wherein only one section of the main belt body is shown;
fig. 5 is a schematic perspective view of a connection relationship between the first sub-belt body and the second sub-belt body, in which only one section of the first sub-belt body and one section of the second sub-belt body are shown;
fig. 6 is a schematic perspective view of the first sub-belt body and the main belt body in a disassembled state;
fig. 7 is a schematic perspective view of the first sub-belt body and the second sub-belt body in a disassembled state;
FIG. 8 is a perspective view of the connection between the first heating belt and the invisible cutting assembly;
FIG. 9 is an enlarged view of the structure at the position N in FIG. 8;
FIG. 10 is a schematic sectional view of the front general placement box in a top view;
FIG. 11 is a schematic bottom view of the front storage box;
FIG. 12 is a front view of the overall front storage case;
FIG. 13 is a schematic perspective view of the rear connecting seat;
FIG. 14 is a schematic perspective view of the sub-placement frame;
FIG. 15 is a schematic top view of the sub-placement frame;
fig. 16 is a use state diagram of the heating belt body when being unfolded once, and the value range of the angle a of the once unfolding is 0 to 180 degrees;
fig. 17 is a view showing a state of use when the heating tape body is secondarily spread, and an angle B of the secondary spreading is 180 degrees-a;
fig. 18 is a schematic top view of the present invention in use.
In the figure: 1-front general placement box; 1-1-multi-degree-of-freedom steering plate; 1-1-1-main board; 1-1-2-telescopic corrugated plate; 1-1-1-1-outer frame; 1-1-1-2-inner circular plate; 1-2-box body; 1-3-triangular rotating shaft; 1-3-1-triangular frame body; 1-3-2-bottom spindle body; 2-rear connecting seat; 2-1-a first seat; 2-2-a first steering hook; 2-2-1-vertical shaft sleeve; 2-2-3-connecting rod; 2-2-4-horizontal shaft sleeve; 2-2-5-shaft body; 2-2-6-U-shaped hook; 2-2-7-a locking fork; 3-a main belt body; 3-1-a first heating zone; 3-2-heat preservation cover strips; 3-3-a first magnetic rubber strip; 3-4-plane; 3-5-convex; 4-separate placing frames; 4-1-strip-shaped frame body; 4-2-an auxiliary limiting block; 4-3-side connecting seat; 4-4-magnetic stripe; 4-5-sliding rail; 5-a first belt body; 5-1-a second heating zone; 5-2-a first connecting strip; 5-3-a second connecting strip; 6-invisible cutting assembly; 6-1-sliding sleeve; 6-2-insert sheet; 6-3-an elastic cutter body; 8-a second sub-belt body; 8-1-a third heating zone; 8-1-1-groove; 8-2-a third connecting strip; 10-a first convex side; 11-a card slot; 12-secondary connecting strips; 13-a slide rail; 14-a connector lug; 20-a vehicle body; 20-1-storage battery; 20-2-car front door; 20-3-vehicle rear door; 20-4-chassis; 21-straight strip-shaped convex rib; 22-a mounting port; 23-inlet and outlet; 24-a first noose; 25-a second rope sling; 26-a third noose; 100-heating the belt body.
Detailed Description
The following embodiments of the present invention are provided by way of specific examples, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention.
The first embodiment is as follows: the present embodiment is described with reference to fig. 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17 and 18, and includes a heating belt body 100, the heating belt body 100 is a strip-shaped flexible flat belt body, one end of the heating belt body 100 is an electric connection end, the other end of the heating belt body 100 is a movable end, the electric connection end of the heating belt body 100 is connected to a battery 20-1 of a vehicle body 20, the bottom surface of the heating belt body 100 is a heating surface, the heating belt body 100 includes a main belt body 3, two first sub-belt bodies 5 and two second sub-belt bodies 8, one end of the main belt body 3 is disposed at the bottom of the front end of the vehicle body 20, the other end of the main belt body 3 is detachably connected to the bottom of the rear end of the vehicle body 20, two first sub-belt bodies 5 are disposed at both sides of the main belt body 3, the inner side of each first sub-belt body 5 is detachably connected to the side of the main belt body 3, the outer side of each first sub-belt body 5 is correspondingly detachably connected with a second sub-belt body 8;
when the heating belt body 100 is in a non-disassembled state, the heating surface of the heating belt body 100 is closely attached to the top surface of the vehicle body 20;
when the heating belt body 100 is in a disassembled state, the bottom surface of the main belt body 3 is attached to the top surface of the vehicle body 20, the bottom surface of the first sub-belt body 5 is attached to the outer wall of the front door 20-2 and/or the rear door 20-3 of the vehicle body 20, and the bottom surface of the second sub-belt body 8 is attached to the outer wall of the front door 20-2 of the vehicle body 20.
The length of the main belt body 3 in this embodiment ranges from 5 to 7 meters. The length of the first sub-belt body 5 is matched with that of the main belt body 3, and the length of the second sub-belt body 8 is matched with that of the first sub-belt body 5.
The vehicle body 20 in the present embodiment is a vehicle body that can be remotely started outside the vehicle, and thus, after the engine is started, electric power is supplied to the heating belt body 100 through the battery.
The second embodiment is as follows: this embodiment is a further limitation of the first embodiment, further comprising a positioning mount, the positioning mount comprising the front general placement box 1, frame 4 is placed to back connecting seat 2 and two branches, preceding box 1 setting is placed in the front end bottom of automobile body 20 always, back connecting seat 2 sets up the rear end bottom at automobile body 20, frame 4 sets up respectively in the both sides bottom of automobile body 20 is placed to two branches, the end setting of connecting electrically of main area body 3 is in always placing box 1, the other end of main area body 3 is the removal end, the removal end of main area body 3 can be dismantled with back connecting seat 2 after the automobile body 20 top and be connected, the one end of every first area body 5 is always placed box 1 with preceding and is connected, the other end of every first area body 5 can be dismantled rather than the branch that corresponds and be connected, the one end of every second area body 8 is always placed box 1 with preceding and is connected, the other end of every first area body 5 can be dismantled rather than the branch that corresponds and be connected.
In the embodiment, the front general placing box 1 is a square box body 1-2 or a round box body 1-2, the front general placing box 1 provides a containing position for the heating belt body 100 and provides a containing position for the heating belt body 100 so as to realize a stable containing process when the heating belt body 100 is not used, the front general placing box 1 occupies a vacant space at the front end of the bottom of the vehicle body 20, and the front general placing box 1 is arranged at the front end of the bottom of the vehicle body 20.
Further, a wire through hole is processed on the front general placing box 1, and the front general placing box 1 is communicated with a power supply end of a storage battery in the vehicle body 20 through the wire through hole.
Further, an inlet and outlet for the belt body is further processed on the front general placement box 1, and the inlet and outlet for the belt body is arranged towards the front end of the vehicle body 20.
In the embodiment, the front general placing box 1 comprises a multi-degree-of-freedom steering plate 1-1, a box body 1-2, a triangular rotating shaft 1-3 and a torsion spring, the box body 1-2 is connected with the front end of the bottom of a vehicle body 20 through an external right-angle hinge element, the triangular rotating shaft 1-3 is vertically arranged in the box body 1-2, the triangular rotating shaft 1-3 comprises a triangular frame body 1-3-1 and a bottom shaft body 1-3-2, the triangular frame body 1-3-1 and the bottom shaft body 1-3-2 are sequentially and fixedly connected into a whole from top to bottom, the transverse section of the triangular frame body 1-3-1 is in a triangular ring shape, the length direction of the triangular frame body 1-3-1 is in the same direction as the thickness direction of the box body 1-2, the lower end of the triangular rotating shaft 1-3 is arranged on the inner wall of the box body 1-2, namely, the lower end of the bottom shaft body 1-3-2 is hinged with the inner wall of the box body 1-2, a through hole is processed along the height direction of the bottom shaft body 1-3-2, the through hole is communicated with an electric wire through a through hole, one end of the heating belt body 100 is an electric connection end, the electric connection end of the heating belt body 100 is electrically connected with a power supply end of a storage battery in the vehicle body 20 after penetrating through the bottom shaft body 1-3-2, and the other end of the heating belt body 100 is wound on the shaft outer wall of the triangular frame body 1-3-1 after penetrating through the side wall of the triangular frame body 1-3-1.
Further, a torsion spring is arranged between the bottom shaft body 1-3-2 and the inner wall of the box body 1-2 and used for providing reverse restoring force for the triangular rotating shaft 1-3, so that the heating belt body 100 can be ensured to be orderly wound on the triangular rotating shaft 1-3 again.
In the embodiment, the outer side of the box body 1-2 is processed with a mounting port 22, the mounting port 22 is a rectangular port, a multi-degree-of-freedom steering plate 1-1 is arranged at the mounting port 22, the multi-degree-of-freedom steering plate 1-1 slides in a reciprocating manner along the length direction of the mounting port, the multi-degree-of-freedom steering plate 1-1 comprises a main plate 1-1-1 and two telescopic corrugated plates 1-1-2, the two telescopic corrugated plates 1-1-2 are respectively arranged at two sides of the main plate 1-1-1, one end of each telescopic corrugated plate 1-1-2 is fixedly connected with the inner wall at the end part of the mounting port, the other end of each telescopic corrugated plate 1-1-2 is fixedly connected with the end part of the main plate 1-1, the upper side and the lower side of the main plate 1-1 are respectively matched with the inner wall of the mounting port in a sliding manner, the upper side and the lower side of a telescopic corrugated plate 1-1-2 are respectively matched with the inner side wall of a mounting opening in a sliding way, a main plate 1-1-1 comprises an outer frame 1-1-1-1 and an inner circular plate 1-1-1-2, the inner circular plate 1-1-1-2 is arranged in the outer frame 1-1-1-1 and is hinged with the outer frame 1-1-1-1, an inlet and an outlet 23 matched with a heating belt body 100 are processed on the inner circular plate 1-1-2 along the plate thickness direction, a freedom degree steering plate 1-1 has a motion mode of reciprocating motion along the length direction of the mounting opening, and also has a rotation mode capable of correspondingly changing the direction of the inlet and the outlet 23 along with the change of the rotation direction of the heating belt body 100, the rotation range is 0-360 degrees, and the rotation mode correspondingly changes along with the traction change of the heating belt body 100, the steering fittings do not need to be additionally arranged, the initial position and the angle of the heating belt body 100 pasted on the outer wall of the vehicle body 20 can be changed in real time, and the process of releasing the heating belt body 100 from the box 1 is convenient to place smoothly.
In the embodiment, the rear connecting seat 2 comprises a first seat body 2-1 and a first steering hook 2-2, the first seat body 2-1 is fixedly installed at the bottom of the rear end of the vehicle body 20, the bottom surface of the first seat body 2-1 is hinged with the first steering hook 2-2, the first steering hook 2-2 is used for matching with the positioning connection of the movable end of the heating belt body 100, and the first steering hook 2-2 can rotate on the first seat body 2-1, so that a multidirectional connection mode is provided for the heating belt body 100.
In this embodiment, the first base 2-1 is a circular first base. The first steering hook 2-2 comprises a vertical shaft sleeve 2-2-1, a ball bearing, a connecting rod 2-2-3, a horizontal shaft sleeve 2-2-4, a shaft body 2-2-5, a U-shaped hook 2-2-6 and a locking fork 2-2-7, wherein the vertical shaft sleeve 2-2-1 is vertically arranged at the bottom center of the first seat body 2-1, the ball bearing is arranged in the vertical shaft sleeve 2-2-1, the horizontal shaft sleeve 2-2-4 is arranged below the vertical shaft sleeve 2-2-1, the ball bearing is fixedly connected with the outer wall of the horizontal shaft sleeve 2-2-4 through the connecting rod 2-2-3, the shaft body 2-2-5 is arranged in the horizontal shaft sleeve 2-2-4 in a penetrating manner, one end of the U-shaped hook 2-2-6 is fixedly connected with one end of the shaft body 2-2-5, the other end of the U-shaped hook 2-2-6 is detachably connected with the other end of the shaft body 2-2-5 through a lock fork 2-2-7.
Furthermore, the other end of the shaft body 2-2-5 is provided with a jack matched with the lock fork 2-2-7.
Furthermore, the lock fork 2-2-7 is an R-shaped inserting strip, the shape of the R-shaped inserting strip can ensure that the U-shaped hook 2-2-6 is connected with the shaft body 2-2-5, one end of the lock fork 2-2-7 is inserted into the inserting hole, and the other end of the lock fork is attached to the shaft body 2-2-5 to form a stable locking function.
Further, the other end of the main belt body 3 is provided with a first rope sling 24, and the first rope sling 24 is sleeved on the U-shaped hook 2-2-6.
In the embodiment, each separate placement frame 4 comprises a strip-shaped frame body 4-1, a side connection seat 4-3, two magnetic stripes 4-4, two sliding rails 4-5 and a plurality of auxiliary limiting blocks 4-2, the strip-shaped frame body 4-1 is arranged along the length direction of the side part of the vehicle body 20, the strip-shaped frame body 4-1 is a rectangular frame body, two sliding rails 4-5 are respectively arranged on two sides of the top surface of the strip-shaped frame body 4-1, each sliding rail 4-5 is correspondingly provided with one magnetic stripe 4-4, the side connection seat 4-3 is positioned between the two magnetic stripes 4-4, the side connection seat 4-3 is respectively fixedly connected with the two magnetic stripes 4-4 after penetrating through the strip-shaped frame body 4-1, the structure of the side connection seat 4-3 is the same as that of the rear connection seat 2, the plurality of auxiliary limiting blocks 4-2 are respectively arranged on two sides of the strip-shaped frame body 4-1, the gaps between two adjacent auxiliary limiting blocks 4-2 on the same side of the rectangular frame body are equal, the two auxiliary limiting blocks 4-2 on two sides of the rectangular frame body are oppositely arranged to form a narrow gap matched with the side connecting seat 4-3, and the inner walls on two sides of the rectangular frame body are formed with a wide gap matched with the side connecting seat 4-3, so that two gap forms are alternately arranged to ensure that the side connecting seats 4-3 move in a preset distance and can be stably positioned in the narrow gap.
Further, the side connecting seat 4-3 comprises a second seat body and a second steering hook, the structure of the second seat body is the same as that of the first seat body 2-1, the first seat body 2-1 is a rubber round seat body, and the outer diameter of the first seat body is 5-10 mm larger than the narrow gap.
Furthermore, the limiting block 4-2 is a semicircular or semi-elliptical block, and the circular arc outer edge of the limiting block is matched with the side connecting seat 4-3.
Further, the structure of the second steering hook is the same as that of the first steering hook 2-2, the side connecting seats 4-3 are used for providing side connecting positions for the heating belt body 100, and the side connecting seats 4-3 can move horizontally and turn over in the strip-shaped frame body 4-1 in multiple positions, so that a multi-direction connecting mode is provided for the heating belt body 100, the stable positioning of the first belt body 5 in the heating belt body 100 is adapted, and the emergency adjustment is achieved.
The third concrete implementation mode: the present embodiment is further limited to the first or second embodiment, in which the outer wall of the vehicle body 20 forms two zones by the isolation of the heating belt body 100 when both ends of the heating belt body 100 are connected to the front and rear portions of the vehicle body 20, respectively.
As shown in fig. 16, when the number of the side connection bases 4-3 on each side of the vehicle body 20 is one, one side connection base 4-3 is matched with the first belt body 5, so that the ice melting mode of dividing the ice layer covered outside the vehicle body 20 into four regions is realized.
As shown in fig. 17, when the number of the side connection seats 4-3 on each side of the vehicle body 20 is two, the two side connection seats 4-3 are arranged in parallel on the strip-shaped frame body 4-1, and the two side connection seats 4-3 are respectively matched with the first sub-belt body 5 and the second sub-belt body 8, so that the ice melting mode of dividing the ice layer covered outside the vehicle body 20 into six regions is realized.
According to the ice and snow layers with different thicknesses on the vehicle body 20, different arrangement forms are selected, specifically, a four-zone or six-zone ice melting form is formed, so that the ice layer covered outside the vehicle body 20 can be effectively and reasonably melted.
Further, a second rope socket 25 detachably connected with the side connecting seat 4-3 is arranged on the first sub-belt body 5, and a third rope socket 26 detachably connected with the side connecting seat 4-3 is arranged on the second sub-belt body 8.
The fourth concrete implementation mode: the embodiment is further limited by the first, second or third embodiment, the main belt body 3 includes a first heating belt 3-1, a heat preservation cover strip 3-2 and two first magnetic rubber strips 3-3, the first heating belt 3-1 and the heat preservation cover strip 3-2 are horizontally arranged from bottom to top in sequence, the length direction of the heat preservation cover strip 3-2 is the same as the length direction of the first heating belt 3-1, the width of the heat preservation cover strip 3-2 is gradually reduced from bottom to top in sequence, the bottom surface of the heat preservation cover strip 3-2 is arranged on the top surface of the first heating belt 3-1, the two first magnetic rubber strips 3-3 are respectively vertically arranged on two sides of the first heating belt 3-1, and two sides of the heat preservation cover strip 3-2 are respectively provided with first protruding sides 10.
In the present embodiment, the first heating zone 3-1 is an existing electric tracing band, and the working principle thereof is the same as that of the existing electric tracing band.
The fifth concrete implementation mode: the present embodiment is further limited by the first, second, third or fourth embodiment, each first division belt body 5 includes a second heating belt 5-1, a first connecting strip 5-2 and a second connecting strip 5-3, the length direction of the second heating belt 5-1 is the same as the length direction of the first heating belt 3-1, the longitudinal section of the second heating belt 5-1 along the width direction is trapezoidal, the first connecting strip 5-2 is arranged on one side of the second heating belt 5-1 facing the first heating belt 3-1, the first connecting strip 5-2 is detachably connected with the first magnetic rubber strip 3-3, and the second connecting strip 5-3 is arranged on the other side of the second heating belt 5-1 and detachably connected with the second division belt body 8.
The sixth specific implementation mode is as follows: the embodiment is further limited by the first, second, third, fourth or fifth embodiment, the second division belt body 8 comprises a third heating belt 8-1 and a third connecting strip 8-2, the length direction of the third heating belt 8-1 is the same as the length direction of the second heating belt 5-1, the longitudinal section of the third heating belt 8-1 along the width direction is in the shape of a right triangle, the width of the third heating belt 8-1 is gradually reduced from top to bottom, the bevel edge side of the third heating belt 8-1 is arranged towards the second heating belt 5-1, the bottom of the bevel edge side of the second heating belt 5-1 is provided with the third connecting strip 8-2, the third connecting strip 8-2 is detachably connected with the second connecting strip 5-3, the top of the bevel edge side of the third heating belt 8-1 and the top of the second heating belt 5-1 enclose to form a clamping groove 11, the locking groove 11 is in a plug-in fit with the first projection side 10.
The seventh embodiment: the embodiment is further limited by the first, second, third, fourth, fifth or sixth specific embodiment, the top surface of the first heating belt 3-1 is a plane 3-4, a plurality of protrusions 3-5 are arranged on the plane 3-4, a groove 8-1-1 is machined in the top surface of the third heating belt 8-1, the bottom of the groove 8-1-1 and the plane 3-4 are located on the same horizontal plane, a plurality of secondary connecting strips 12 are arranged in the groove 8-1-1, one end of each secondary connecting strip 12 is in sliding fit with the side wall of the groove 8-1-1, and the other end of each secondary connecting strip 12 is detachably connected with the protrusions 3-5 of the plane 3-4.
The specific implementation mode is eight: the embodiment is further limited by the first, second, third, fourth, fifth, sixth or seventh embodiment, the heating belt body 100 is provided with a power connection head in a matching way, the bottom surface of the moving end of the main belt body 3 is provided with an invisible cutting assembly 6, the invisible cutting assembly 6 comprises a sliding sleeve 6-1, an inserting sheet 6-2 and a plurality of elastic cutter bodies 6-3, the sliding sleeve 6-1 is sleeved on the main belt body 3, the plurality of elastic cutter bodies 6-3 are arranged on the bottom surface of the sliding sleeve 6-1 in parallel, one end of each elastic cutter body 6-3 is hinged on the bottom surface of the sliding sleeve 6-1, the blade side of each elastic cutter body 6-3 is arranged downwards, the length direction of the blade side of each elastic cutter body 6-3 is the same as the length direction of the main belt body 3, the inserting sheet 6-2 is detachably connected on the bottom surface of the sliding sleeve 6-1, when the inserting sheet 6-2 is connected with the sliding sleeve 6-1, the elastic knife bodies 6-3 are in a retraction state, and when the inserting piece 6-2 is pulled out of the sliding sleeve 6-1, the elastic knife bodies 6-3 are in a cutting use state.
The specific implementation method nine: the embodiment is further limited by the first, second, third, fourth, fifth, sixth, seventh or eighth embodiment, each sub-placement frame 4 is an Contraband-shaped frame body, the bottom surface of each sub-placement frame 4 is connected with a chassis 20-4 of the vehicle body 20 through a slide rail 13, the length direction of the slide rail 13 is the same as the length direction of the vehicle body 20, each sub-placement frame 4 slides back and forth along the length direction of the corresponding slide rail 13, and two connector lugs 14 are arranged on each sub-placement frame 4.
The detailed implementation mode is ten: the present embodiment is further limited to the first, second, third, fourth, fifth, sixth, seventh, eighth or ninth embodiments, when the present invention is applied to the vehicle body 20, the operating voltage of the main belt body 3 is 220V, and the power of the storage battery 20-1 can be converted by the vehicle-mounted inverter, which is an existing product, so as to be used for matching the operating power of the present invention. The vehicle body 20 of the present invention is a vehicle body capable of realizing remote start outside the vehicle, so that after the engine is started, the battery is continuously supplied with power by the operation of the engine, and then the electric power is continuously supplied to the heating belt 100 by the battery.
The power per meter of the main belt body 3 is 8W/m-65W/m. When the main belt body 3 is a low-temperature electric tracing belt, the self-limiting temperature is 65 ℃, and the heating power per meter is 8-30W, and when the main belt body 3 is a medium-temperature electric tracing belt, the self-limiting temperature is 95 ℃, and the heating power per meter is 30-65W.
The working time of the main belt body 3 is controlled by a controller, the controller can adjust the working time of the main belt body 3, and the controller is arranged at the front general placing box 1 at the bottom of the vehicle body 20. The controller is an existing product matched with the electric tracing band, and the working principle of the controller is the same as that of an existing controller for the electric tracing band.
The main belt body 3 is a multi-layer belt body, and is sequentially provided with a copper core wire, a conductive plastic ring, an insulating ring, a shielding ring and a sheath from inside to outside, wherein the specification of the copper core wire is 7x0.32, 7x0.42, 7x0.50, 19x0.32 or other existing sizes, the conductive plastic ring is a ring body made of common PTC, flame-retardant PTC and fluorine-containing PTC, and the insulating ring is a ring body made of improved polyolefin, flame-retardant polyolefin, fluorine-containing polyolefin and perfluorinated polyolefin. The shielding ring is an existing tinned hose copper coil, and the covering density of the shielding ring is 80%. The sheath is a sleeve body made of improved polyolefin, flame-retardant polyolefin, fluorine-containing polyolefin and perfluorinated polyolefin.
The power consumption of the heating belt body 100 in the invention is the power per meter multiplied by the heat tracing belt length multiplied by the working time. The specific power consumption of the heating belt 100 can be calculated according to the specific setting condition of the heating belt.
The heating temperature of the heating belt body 100 in the present invention can be calculated as follows;
Q = SH×De×V×DT/60;
in the above formula, Q is a calorific value KW of the heating belt body 100;
SH is specific heat, namely specific heat of ice is 2100J/(KG. ℃), namely 2.1x10 hybrid rice J/(kg ℃);
de is specific gravity ice with a density of 0.917 g/cm at 0 ℃. And querying a density table of the ice according to the specific gravity of the ice and the specific environment temperature.
V is the volume of ice and is obtained by combining the specific thickness and the coverage area of the ice and snow layer;
DT is the maximum temperature rise of ice or ice-water mixture in one minute;
in the above formula/60 is used to change the temperature rise in degrees centigrade/min to degrees centigrade/sec, i.e. 1kW = 1 kJ/s;
the method is used before or after snowfall, and the specific determination process comprises the following steps:
when the heating belt body 100 is used before snowfall, the heating belt body 100 is laid on the vehicle body 20 before ice and snow cover does not exist outside the vehicle body 20, namely the heating belt body 100 is a bottom belt body, the unfolding degree of the heating belt body 100 is correspondingly selected according to the snowfall amount condition, so that an ice melting arrangement form of two, four or six areas is formed on the vehicle body 20, and after the thickness of an ice and snow layer is stable, the heating belt body 100 is started to heat, so that an active snow melting process is realized.
When the heating belt body 100 is used before snowfall, the heating belt body 100 is laid on the vehicle body 20 before ice and snow cover is not covered outside the vehicle body 20, namely the heating belt body 100 is a bottom belt body, the unfolding degree of the heating belt body 100 is correspondingly selected according to the snowfall amount, so that an ice melting arrangement form of two, four or six areas is formed on the vehicle body 20, the heating belt body 100 on the vehicle body 20 is started to heat in real time along with continuous snowfall amount, and the active snow melting process is realized.
When the ice-snow melting vehicle is used for snowing, the heating belt body 100 is laid on the vehicle body 20 after the vehicle body 20 is covered by ice and snow, namely the heating belt body 100 is a top belt body, the spreading degree of the heating belt body 100 is selected according to the thickness of an ice and snow layer, so that an ice-melting arrangement form of two, four or six areas on the vehicle body 20 is formed, and the passive ice and snow melting process is realized. After the ice and snow layer with covering on automobile body 20 is divided the district, the heating area body 100 position is for melting the region promptly, the heating area body 100 can carry out the subregion with whole ice and snow layer and melt, form a plurality of ice and snow pieces, the heating of the heating area body 100 melts the effect, make every ice and snow piece and the edge that the heating area body 100 contacted, specifically ice and snow piece and main area body 3, the edge that first branch area body 5 and second branch area body 8 contacted is in the soft state that ice and snow melted, thereby it peels off every ice and snow piece to do benefit to, sweep and clear up, ensure that automobile body 20 integrality reduces simultaneously and clear away the degree of difficulty. The invention has the functions of avoiding forcibly knocking and cleaning the thick ice and snow layer comprehensively and rigidly, reducing the cleaning difficulty of the thick ice and snow layer when being used for cleaning the thick ice and snow layer, and cleaning the relatively thin ice and snow layer by sweeping after melting the subareas when being used for cleaning the relatively thin ice and snow layer.
When the main belt body 3 is a bottom belt body, that is, when the main belt body is used before snowfall, the electric connection end of the main belt body 3 is arranged in the general placement box 1, the top surface of the main belt body 3 is also provided with a straight strip-shaped convex edge 21, the straight strip-shaped convex edge 21 is arranged along the length direction of the main belt body 3, the main belt body 3 is also provided with an overhead strip-shaped belt body in a matching way, the longitudinal section of the overhead strip-shaped belt body along the width direction of the overhead strip-shaped belt body is Contraband-shaped, the overhead strip-shaped belt body is buckled on the straight strip-shaped convex edge 21, and the inner wall of the bottom surface of the overhead strip-shaped belt body and the outer wall of the straight strip-shaped convex edge 21 are arranged in a clearance way.
When the top-arranged strip-shaped convex edge 21 is buckled, the top-arranged strip-shaped strip is also a heating strip, the electrifying end of the top-arranged strip-shaped strip and the electrifying end of the main strip 1 are positioned in the general placing box 1 for electrifying treatment, a strip groove is formed in the bottom surface of the top strip, a plurality of straight strip-shaped convex edges 21 are arranged in the strip groove, when the thickness of the ice and snow layer is smaller than the height of the straight strip-shaped convex edges 21, the clamping heating effect of the upper position and the lower position formed by matching the straight strip-shaped convex edges 21 and the top strip is facilitated, and the melting effect of the ice and snow layer is accelerated.

Claims (8)

1. The utility model provides a thick ice sheet's of separation ablation on-vehicle heating system which characterized in that: comprises a heating belt body (100), wherein the heating belt body (100) is a strip-shaped flexible flat belt body, one end of the heating belt body (100) is an electric connection end, the electric connection end of the heating belt body (100) is connected with a storage battery (20-1) of a vehicle body (20), the bottom surface of the heating belt body (100) is a heating surface, the heating belt body (100) comprises a main belt body (3), the vehicle body structure comprises two first sub-belt bodies (5) and two second sub-belt bodies (8), one end of a main belt body (3) is arranged at the bottom of the front end of a vehicle body (20), the other end of the main belt body (3) is detachably connected with the bottom of the rear end of the vehicle body (20), the two sides of the main belt body (3) are respectively provided with one first sub-belt body (5), the inner side of each first sub-belt body (5) is detachably connected with the side part of the main belt body (3), and the outer side of each first sub-belt body (5) is correspondingly detachably connected with one second sub-belt body (8);
when the heating belt body (100) is in a non-disassembly state, the heating surface of the heating belt body (100) is tightly attached to the top surface of the vehicle body (20);
when the heating belt body (100) is in a disassembled state, the bottom surface of the main belt body (3) is attached to the top surface of the vehicle body (20), the bottom surface of the first belt sub-body (5) is attached to the outer wall of a front door (20-2) and/or a rear door (20-3) of the vehicle body (20), and the bottom surface of the second belt sub-body (8) is attached to the outer wall of the front door (20-2) of the vehicle body (20).
2. The vehicle-mounted heating system for separating and ablating thick ice layers according to claim 1, characterized in that: the automobile seat is characterized by further comprising a positioning installation part, the positioning installation part comprises a front total placing box (1), a rear connecting seat (2) and two sub placing frames (4), the front total placing box (1) is arranged at the bottom of the front end of the automobile body (20), the rear connecting seat (2) is arranged at the bottom of the rear end of the automobile body (20), the two sub placing frames (4) are respectively arranged at the bottoms of the two sides of the automobile body (20), the electric connection end of the main belt body (3) is arranged in the total placing box (1), the other end of the main belt body (3) is a moving end, the moving end of the main belt body (3) is detachably connected with the rear connecting seat (2) after passing through the top of the automobile body (20), one end of each first sub belt body (5) is connected with the front total placing box (1), the other end of each first sub belt body (5) is detachably connected with the corresponding sub placing frame (4), one end of each second sub belt body (8) is connected with the front total placing box (1), the other end of each first sub-belt body (5) is detachably connected with the corresponding sub-placement frame (4).
3. A vehicle mounted heating system for compartmentalized ablation of a thick layer of ice as claimed in claim 1 or claim 2 wherein: the main belt body (3) comprises a first heating belt (3-1), a heat preservation cover strip (3-2) and two first magnetic rubber strips (3-3), the first heating belt (3-1) and the heat preservation cover strip (3-2) are sequentially and horizontally arranged from bottom to top, the length direction of the heat preservation cover strip (3-2) is the same as that of the first heating belt (3-1), the width of the heat preservation cover strip (3-2) is gradually reduced from bottom to top, the bottom surface of the heat preservation cover strip (3-2) is arranged on the top surface of the first heating belt (3-1), the two first magnetic rubber strips (3-3) are respectively and vertically arranged on two sides of the first heating belt (3-1), and two sides of the heat preservation cover strip (3-2) are respectively provided with first protruding sides (10).
4. The vehicle-mounted heating system for separating and ablating thick ice layers according to claim 3, wherein: each first sub-belt body (5) comprises a second heating belt (5-1), a first connecting strip (5-2) and a second connecting strip (5-3), the length direction of the second heating belt (5-1) is the same direction as the length direction of the first heating belt (3-1), the longitudinal section of the second heating belt (5-1) in the width direction is trapezoidal, one side, facing the first heating belt (3-1), of the second heating belt (5-1) is provided with the first connecting strip (5-2), the first connecting strip (5-2) is detachably connected with the first magnetic rubber strip (3-3), and the other side of the second heating belt (5-1) is provided with the second connecting strip (5-3) detachably connected with the second sub-belt body (8).
5. The vehicle-mounted heating system for separating and ablating thick ice layers according to claim 4, wherein: the second strap body (8) comprises a third heating strap (8-1) and a third connecting strap (8-2), the length direction of the third heating strap (8-1) is the same as the length direction of the second heating strap (5-1), the longitudinal section of the third heating strap (8-1) along the width direction is in a right triangle shape, the width of the third heating strap (8-1) is gradually reduced from top to bottom, the bevel edge side of the third heating strap (8-1) is arranged towards the second heating strap (5-1), the bottom of the bevel edge side of the second heating strap (5-1) is provided with the third connecting strap (8-2), the third connecting strap (8-2) is detachably connected with the second connecting strap (5-3), the top of the bevel edge side of the third heating strap (8-1) and the top surface of the second heating strap (5-1) are encircled to form a clamping groove (11), the clamping groove (11) is in inserted fit with the first protruding side (10).
6. The vehicle-mounted heating system for separating and ablating thick ice layers according to claim 5, wherein: the top surface of the first heating belt (3-1) is a plane (3-4), a plurality of protrusions (3-5) are arranged on the plane (3-4), a groove (8-1-1) is machined in the top surface of the third heating belt (8-1), the bottom of the groove (8-1-1) and the plane (3-4) are located on the same horizontal plane, a plurality of secondary connecting strips (12) are arranged in the groove (8-1-1), one end of each secondary connecting strip (12) is in sliding fit with the side wall of the groove (8-1-1), and the other end of each secondary connecting strip (12) is detachably connected with the protrusions (3-5) of the plane (3-4).
7. The vehicle-mounted heating system for separating and ablating thick ice layers according to claim 2, wherein: the heating belt body (100) is provided with a power connection head in a matching way, the bottom surface of the moving end of the main belt body (3) is provided with an invisible cutting assembly (6), the invisible cutting assembly (6) comprises a sliding sleeve (6-1), an inserting piece (6-2) and a plurality of elastic cutter bodies (6-3), the sliding sleeve (6-1) is sleeved on the main belt body (3), the plurality of elastic cutter bodies (6-3) are arranged on the bottom surface of the sliding sleeve (6-1) in parallel, one end of each elastic cutter body (6-3) is hinged on the bottom surface of the sliding sleeve (6-1), the cutting edge side of each elastic cutter body (6-3) is arranged downwards, the length direction of the cutting edge side of each elastic cutter body (6-3) is in the same direction as the length direction of the main belt body (3), and the inserting piece (6-2) is detachably connected on the bottom surface of the sliding sleeve (6-1), when the inserting sheet (6-2) is connected with the sliding sleeve (6-1), the plurality of elastic cutter bodies (6-3) are in a retraction state, and when the inserting sheet (6-2) is pulled out of the sliding sleeve (6-1), the plurality of elastic cutter bodies (6-3) are in a cutting use state.
8. The vehicle-mounted heating system for separating and ablating thick ice layers according to claim 1, wherein: each sub-placement frame (4) is an Contraband-shaped frame body, the bottom surface of each sub-placement frame (4) is connected with a chassis (20-4) of a vehicle body (20) through a sliding rail (13), the length direction of the sliding rail (13) is the same as that of the vehicle body (20), each sub-placement frame (4) slides in a reciprocating mode along the length direction of the corresponding sliding rail (13), and two connector lugs (14) are arranged on each sub-placement frame (4).
CN202210187737.3A 2022-02-28 2022-02-28 Vehicle-mounted heating system for separately melting thick ice layer Active CN114585119B (en)

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6237874B1 (en) * 1997-09-22 2001-05-29 Northcoast Technologies Zoned aircraft de-icing system and method
US20010025846A1 (en) * 1999-05-11 2001-10-04 Arkady Kochman Soft heating element and method of its electrical termination
CN201440741U (en) * 2009-04-16 2010-04-21 中国国际海运集装箱(集团)股份有限公司 Heating device and container and van vehicle with same
CN110549814A (en) * 2018-05-31 2019-12-10 通用汽车环球科技运作有限责任公司 method and apparatus for deicing of an active aerodynamic system in a vehicle
CN110733463A (en) * 2019-10-30 2020-01-31 桂林电子科技大学 Pre-heating system for removing ice and snow of automobiles
CN214756970U (en) * 2021-04-27 2021-11-16 江苏奥航半导体科技有限公司 Heating belt capable of adjusting temperature
CN215268773U (en) * 2021-06-22 2021-12-21 山东绿光热控科技有限公司 Anti-aging roof gutter snow melting electric tracing band

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6237874B1 (en) * 1997-09-22 2001-05-29 Northcoast Technologies Zoned aircraft de-icing system and method
US20010025846A1 (en) * 1999-05-11 2001-10-04 Arkady Kochman Soft heating element and method of its electrical termination
CN201440741U (en) * 2009-04-16 2010-04-21 中国国际海运集装箱(集团)股份有限公司 Heating device and container and van vehicle with same
CN110549814A (en) * 2018-05-31 2019-12-10 通用汽车环球科技运作有限责任公司 method and apparatus for deicing of an active aerodynamic system in a vehicle
CN110733463A (en) * 2019-10-30 2020-01-31 桂林电子科技大学 Pre-heating system for removing ice and snow of automobiles
CN214756970U (en) * 2021-04-27 2021-11-16 江苏奥航半导体科技有限公司 Heating belt capable of adjusting temperature
CN215268773U (en) * 2021-06-22 2021-12-21 山东绿光热控科技有限公司 Anti-aging roof gutter snow melting electric tracing band

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