CN216712633U - Asphalt heating device for construction site - Google Patents

Abstract

The utility model relates to the field of construction equipment, in particular to a construction site asphalt heating device which comprises a heating pipe fitting arranged at the bottom end of an equipment rod; a wiring terminal is arranged at the top end of the equipment rod, a lead is arranged on the wiring terminal, and a plug is arranged at one end of the lead, which is far away from the wiring terminal; the wire arranging mechanism is arranged outside the wire and comprises a first wire arranging hoop, a second wire arranging hoop and an adjusting plate, fixed half hoops are arranged on two sides of the outer portion of the terminal, the first wire arranging hoop is arranged on one side of the outer portion of the wire, and the second wire arranging hoop is arranged on the other side of the outer portion of the wire; the adjusting plate is arranged at the front end and the rear end of the inner side wall of the first whole wire hoop; through the design of reason line mechanism, can put in order wire department in the time, can protect it, avoid not using the in-process at the device for the phenomenon that the wire crust produced wearing and tearing.

Description

Asphalt heating device for construction site

Technical Field

The utility model relates to the field of construction equipment, in particular to an asphalt heating device for a construction site.

Background

Asphalt has very good waterproof, fireproof and anticorrosive properties, is widely applied to various industries, such as road construction, coating industry, plastic industry, rubber industry and the like, and is required to be used.

When the asphalt pavement is constructed, a large amount of asphalt materials are needed, but the asphalt materials can not be heated all the time, and a special heating device is needed to heat the asphalt on a construction site.

The conventional asphalt heating device is convenient for connecting a power supply, and the lead is generally designed to be longer, but the lead cannot be well arranged and protected when the device is not used due to the fact that a wire arranging structure is not arranged; therefore, a construction site asphalt heating apparatus has been proposed to address the above problems.

SUMMERY OF THE UTILITY MODEL

In order to make up for the defects of the prior art and solve the problem that the conventional asphalt heating device is not provided with a wire arrangement structure, the utility model provides an asphalt heating device on a construction site.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model relates to a construction site asphalt heating device, which comprises a heating pipe fitting arranged at the bottom end of an equipment rod; a wiring terminal is arranged at the top end of the equipment rod, a lead is arranged on the wiring terminal, and a plug is arranged at one end of the lead, which is far away from the wiring terminal;

the wire arranging mechanism is arranged outside the wire and comprises a first wire arranging hoop, a second wire arranging hoop and an adjusting plate, fixed half hoops are arranged on two sides of the outer portion of the terminal, the first wire arranging hoop is arranged on one side of the outer portion of the wire, and the second wire arranging hoop is arranged on the other side of the outer portion of the wire; the adjusting plate is arranged at the front end and the rear end of the inner side wall of the first whole wire hoop, plate grooves are formed in the front end and the rear end of the inner side wall of the second whole wire hoop, and the adjusting plate is movably arranged in the matched plate grooves; be provided with extension spring between regulating plate and the board groove, the whole line of first whole line hoop and the whole line of second hoop outer wall fixed mounting has the arc curb plate, the fixed surface installs the movable block in the arc curb plate, the movable mouthful has been seted up to fixed half hoop outer wall, and the movable block keeps away from the one end movable mounting of arc curb plate inside assorted movable mouthful, the handle is all installed at equipment pole both ends, and the handle outside is provided with the lag, through the design of reason line mechanism, can arrange in order wire department.

Preferably, the inner surfaces of the first whole wire hoop and the second whole wire hoop are both glued with protective cushions, and the protective cushions are made of rubber materials, so that the outer surface of the wire can be protected.

Preferably, a water-separating sleeve is sleeved outside the plug, an anti-skid ring is arranged between the water-separating sleeve and the plug, and the anti-skid ring is glued on the inner wall of the water-separating sleeve; one end of the antiskid ring departing from the water separation sleeve is in a mutually-jointed state with the outer surface of the plug, and the plug can be protected.

Preferably, the antiskid ring is made of rubber, and a spongy cushion is glued to the bottom end of the inner wall of the waterproof jacket, so that the plug is further protected.

Preferably, a fixing mechanism is arranged between the terminal and the fixed semi-hoop, the fixing mechanism comprises a movable plate, a limiting spring and a non-slip mat, the front end and the rear end of the inner side wall of the fixed semi-hoop are both provided with movable inner grooves, the movable plate is horizontally and movably arranged between the two groups of movable inner grooves, the limiting spring is arranged between the movable inner grooves and the movable plate, the non-slip mat is arranged on the inner wall of the fixed semi-hoop, and one end of the non-slip mat, which is far away from the fixed semi-hoop, is in a state of being mutually attached to the outer surface of the terminal; an assembly block is arranged between the non-slip mat and the fixed semi-hoop and is adhered to the upper end and the lower end of the non-slip mat, assembly grooves are formed in the upper end and the lower end of the inner wall of the fixed semi-hoop, and the assembly block is inserted into the matched assembly grooves; both sides of the bottom end of the wiring terminal are glued with limiting rubber blocks, and convenience in disassembly and assembly is improved through the design of the fixing assembly.

Preferably, the glue of assembly inslot lateral wall has the buckle, and the other end of buckle inserts and establishes and set up the assorted inslot on the assembly piece, can improve the steadiness of assembly piece junction.

The utility model has the advantages that:

1. the adjusting plate moves in the plate groove by pulling the first wire arranging hoop and the second wire arranging hoop to one end far away from the terminal, the movable block moves in the movable opening to one end far away from the terminal, the stretching spring is stretched, the distance between the first wire arranging hoop and the second wire arranging hoop is adjusted to be larger than the wire subjected to winding treatment, the wire is placed in the first wire arranging hoop and the second wire arranging hoop at the moment, acting force is stopped, the stretching spring generates elastic deformation and then restores to the original shape, the arranged wire is clamped, and through the design of the wire arranging mechanism, the wire can be arranged and protected, so that the phenomenon that the sheath of the wire is abraded in the process that the device is not used is avoided;

2. through the fixed half hoop to the pulling both sides, under the effect of power, drive two sets of fixed half hoops and remove to the one end of keeping away from the terminal respectively, at the in-process that fixed half hoop removed, it is tensile to spacing spring, when extending to being greater than terminal outer lane diameter through with two sets of terminal inner circle diameters, can be with fixed half hoop along wire department then remove to plug department this moment, shift out it to the outside cover of terminal and establish the state, can carry out the dismouting operation to parts such as first whole wire hoop and the whole wire hoop of second this moment, design through fixed subassembly, when having improved the convenience of dismouting, the holistic result of use of device has been ensured.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a perspective view of a first embodiment;

FIG. 2 is a schematic cross-sectional front view illustrating a structure of the first embodiment;

FIG. 3 is a schematic front sectional view showing a part of the structure of the first embodiment;

FIG. 4 is a partial structural view of the fixing half hoop in front view;

FIG. 5 is an enlarged schematic view of a portion A of FIG. 2 according to an embodiment;

FIG. 6 is an enlarged schematic view of a portion B of FIG. 3 according to an embodiment;

FIG. 7 is an enlarged view of a portion C of FIG. 3 according to an embodiment;

fig. 8 is a schematic partial cross-sectional view of the second embodiment.

In the figure: 1. an equipment pole; 101. a handle; 102. a protective sleeve; 103. an anti-slip bump; 2. heating the pipe fitting; 3. a terminal end; 301. a wire; 4. a plug; 401. a water-separating sleeve; 402. a sponge cushion; 403. an anti-slip ring; 5. fixing the half hoop; 501. a movable inner groove; 502. a movable plate; 503. a limiting spring; 505. a non-slip mat; 506. assembling the block; 507. assembling a groove; 508. buckling; 509. a limiting rubber block; 6. a first cable management ferrule; 601. a second cable management ferrule; 602. an adjusting plate; 603. a plate groove; 604. an extension spring; 605. a protective cushion; 606. an arc-shaped side plate; 607. a movable block; 608. a movable opening.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

Referring to fig. 1 to 7, the asphalt heating apparatus for a construction site includes a heating pipe member 2 provided at a lower end of an equipment pole 1; a terminal 3 is arranged at the top end of the equipment rod 1, a lead 301 is arranged on the terminal 3, and a plug 4 is arranged at one end of the lead 301, which is far away from the terminal 3;

a wire arranging mechanism is arranged outside the lead 301, the wire arranging mechanism comprises a first wire arranging hoop 6, a second wire arranging hoop 601 and an adjusting plate 602, two fixed half hoops 5 are arranged on two sides of the outside of the terminal 3, the first wire arranging hoop 6 is arranged on one side of the outside of the lead 301, and the second wire arranging hoop 601 is arranged on the other side of the outside of the lead 301; the adjusting plate 602 is mounted at the front end and the rear end of the inner side wall of the first wire hoop 6, plate grooves 603 are formed in the front end and the rear end of the inner side wall of the second wire hoop 601, and the adjusting plate 602 is movably mounted in the matched plate grooves 603; an extension spring 604 is arranged between the adjusting plate 602 and the plate groove 603, arc-shaped side plates 606 are fixedly mounted on the outer walls of the first and second whole line hoops 6 and 601, movable blocks 607 are fixedly mounted on the inner surfaces of the arc-shaped side plates 606, movable openings 608 are formed in the outer walls of the fixed half hoops 5, one ends of the movable blocks 607 far away from the arc-shaped side plates 606 are movably mounted inside the matched movable openings 608, handles 101 are mounted at two ends of the equipment pole 1, and protective sleeves 102 are arranged outside the handles 101; when the device is used, firstly the wire 301 is arranged, and then the first wire hoop 6 and the second wire hoop 601 are pulled to one end far away from the terminal 3, because the first wire hoop 6 and the adjusting plate 602 are designed into an integral structure design, and then under the effect of force, while driving the first wire arrangement hoop 6 to move, the adjusting plate 602 can be driven to move in the same direction with the first wire arrangement hoop 603 inside the plate groove, and simultaneously, the second wire arrangement hoop 601 can be driven to move in the opposite direction with the second wire arrangement hoop 601, because the movable block 607 is movably installed inside the movable opening 608, and further, in the process of moving the first wire arrangement hoop 6 and the second wire arrangement hoop 601, the movable block 607 is driven to move to the end far away from the terminal 3 inside the movable opening 608, and simultaneously, the arc-shaped side plate 606 is driven to move, the stretching spring 604 is stretched, by adjusting the distance between the first wire arrangement hoop 6 and the second wire arrangement hoop 601 to be larger than the wire 301 of the rolling process, at this moment, the wire 301 is placed inside the first wire arrangement hoop 6 and the second wire arrangement hoop 601, the acting force is stopped, so that the stretching spring 604 generates elastic deformation and then recovers to the original shape, under the effect of elastic force, also drive first whole line hoop 6 and second whole line hoop 601 and move to the one end that is close to wire 301 simultaneously, and then carry out the centre gripping operation to it, through handle 101's design to avoid operating personnel to use heating device, it has handle 101 to glue at handle 101 outside simultaneously, and wherein handle 101 is the rubber material, and then in operation process, can improve the comfort level of operating personnel operation.

The inner surfaces of the first whole line hoop 6 and the second whole line hoop 601 are both glued with a protective soft pad 605, and the protective soft pad 605 is made of rubber; during operation, when first whole line hoop 6 and the whole line hoop 601 of second were to wire 301 department centre gripping, protection cushion 605 department should be in the state of laminating each other in wire 301 outer wall this moment, because protection cushion 605 is the design of sponge material, can produce extruded in-process at it and wire 301 outer wall, produce deformation thereupon, can carry out the guard action to wire 301 surface simultaneously, when in order to avoid fixing wire 301 at first whole line hoop 6 and the whole line hoop 601 of second, rather than the inner wall contact, then produce wearing and tearing.

A water-separating sleeve 401 is sleeved outside the plug 4, an anti-slip ring 403 is arranged between the water-separating sleeve 401 and the plug 4, and the anti-slip ring 403 is glued on the inner wall of the water-separating sleeve 401; one end of the antiskid ring 403 departing from the water-separating sleeve 401 is in a mutually-jointed state with the outer surface of the plug 4; during operation, when the device is not in use, through establishing water proof cover 401 at the outside of plug 4, can carry out guard action to plug 4 this moment, through establishing water proof cover 401 cover when the plug 4 is outside, antiskid ring 403 is in the state of laminating mutually with the plug 4 surface this moment, because antiskid ring 403 is the rubber material design, and then at the in-process that contacts, the stability of multiplicable junction.

The antiskid ring 403 is made of rubber, and a sponge pad 402 is glued to the bottom end of the inner wall of the water separation sleeve 401; during operation, the water isolation sleeve 401 is sleeved outside the plug 4, and the plug 4 is further protected through the design of the spongy cushion 402.

A fixing mechanism is arranged between the terminal 3 and the fixed half hoop 5, the fixing mechanism comprises a movable plate 502, a limiting spring 503 and an anti-slip pad 505, the front end and the rear end of the inner side wall of the fixed half hoop 5 are both provided with movable inner grooves 501, the movable plate 502 is horizontally and movably arranged between the two groups of movable inner grooves 501, the limiting spring 503 is arranged between the movable inner grooves 501 and the movable plate 502, the anti-slip pad 505 is arranged on the inner wall of the fixed half hoop 5, and one end of the anti-slip pad 505 departing from the fixed half hoop 5 is in a state of being mutually attached to the outer surface of the terminal 3; an assembling block 506 is arranged between the non-slip mat 505 and the fixed semi-hoop 5, the assembling block 506 is adhered to the upper end and the lower end of the non-slip mat 505, assembling grooves 507 are formed in the upper end and the lower end of the inner wall of the fixed semi-hoop 5, and the assembling block 506 is inserted into the matched assembling grooves 507; limiting rubber blocks 509 are glued to two sides of the bottom end of the wiring terminal 3; when the anti-skid device works, the two groups of fixed semi-hoops 5 are driven to move towards one end far away from the terminal 3 respectively under the action of force by pulling the fixed semi-hoops 5 at the two sides, the limiting spring 503 is stretched in the moving process of the fixed semi-hoops 5, when the diameters of the inner rings of the two groups of terminal 3 are stretched to be larger than the diameters of the outer rings of the terminal 3, the fixed semi-hoops 5 can move to the plug 4 along the lead 301 and move out to the sleeving state outside the terminal 3, the parts such as the first whole-line hoop 6, the second whole-line hoop 601 and the like can be disassembled and assembled, so that the anti-skid device is suitable for being used on another device, after the fixed semi-hoops are disassembled, the anti-skid pad 505 can be pulled, because the anti-skid pad 505 and the assembling block 506 are designed in an integrated structure, the assembling block 506 can be driven to move along with the anti-skid pad 505, in the process that the assembling block 506 moves, the buckle 508 is extruded to be deformed, then the buckle state in the groove of the assembling block 506 is separated, at the moment, the assembling block 506 is also separated from the inserting state in the assembling groove 507, at the moment, the anti-slip mat 505 can be replaced, the convenience of disassembly and assembly is improved, the fixed semi-hoop 5 is assembled on the inner surface of the fixed semi-hoop 5, when the fixed semi-hoop 5 is fixed outside the wiring terminal 3, the anti-slip mat 505 is in a state of being mutually attached to the outer wall of the wiring terminal 3, the anti-slip mat 505 is made of rubber, and further in the contact process, the friction force of a contact surface can be increased, so that the connection process of the fixed semi-hoop 5 and the wiring terminal 3 is more stable.

A buckle 508 is glued on the inner side wall of the assembling groove 507, and the other end of the buckle 508 is inserted into a groove arranged on the assembling block 506 and matched with the groove; during operation, at the in-process that the assembly piece 506 removed, extrude buckle 508, because buckle 508 is made for the plastic material, has certain elasticity, and then receives the effort of extrusion force, makes it produce deformation, then break away from with the assembly piece 506 inslot block state, when buckle 508 inserted and establish and set up the assorted inslot on the assembly piece 506, can improve the steadiness of assembly piece 506 junction.

Example two

Referring to fig. 8, in a first comparative example, as another embodiment of the present invention, a plurality of sets of anti-skid bumps 103 are uniformly distributed on an outer surface of the protective sleeve 102, and the anti-skid bumps 103 are made of rubber; the during operation, handle 101 through holding equipment pole 1 both sides is operated, and the hand can laminate each other with lag 102 department this moment, has anti-skidding lug 103 through adding at lag 102 surface, and wherein anti-skidding lug 103 is the design of rubber material, and then in hand operation process, the frictional force of multiplicable contact surface, further improvement the stability of hand in the operation process, avoid the hand under the condition of being stained with water, easily produce the phenomenon of skidding.

The working principle is that in a construction site, a heating device is required to be used for heating wet asphalt, wherein the heating device is formed by combining structures such as an equipment rod 1, a heating pipe fitting 2 and a lead 301, in order to connect a power supply, the common lead 301 is designed to be long, when the device is not used, the overlong lead 301 cannot be arranged, when the device is randomly placed in a construction site, the device can be contacted with sharp objects and then generates a wear phenomenon, meanwhile, the lead 301 can be contacted with moisture to generate a wetting condition, and further the using effect of later-period lines is influenced, through designing a line arranging mechanism, after the device is used, the lead 301 is firstly arranged, then a first line arranging hoop 6 and a second line arranging hoop 601 are pulled towards one end far away from a terminal 3, and because the first line arranging hoop 6 and an adjusting plate 602 are designed into an integral structure, and then under the effect of force, while driving the first wire arrangement hoop 6 to move, the adjusting plate 602 can be driven to move in the same direction with the first wire arrangement hoop 603 inside the plate groove, and simultaneously, the second wire arrangement hoop 601 can be driven to move in the opposite direction with the second wire arrangement hoop 601, because the movable block 607 is movably installed inside the movable opening 608, and further, in the process of moving the first wire arrangement hoop 6 and the second wire arrangement hoop 601, the movable block 607 is driven to move to the end far away from the terminal 3 inside the movable opening 608, and simultaneously, the arc-shaped side plate 606 is driven to move, the stretching spring 604 is stretched, by adjusting the distance between the first wire arrangement hoop 6 and the second wire arrangement hoop 601 to be larger than the wire 301 of the rolling process, at this moment, the wire 301 is placed inside the first wire arrangement hoop 6 and the second wire arrangement hoop 601, the acting force is stopped, so that the stretching spring 604 generates elastic deformation and then recovers to the original shape, under the effect of elastic force, the first wire arranging hoop 6 and the second wire arranging hoop 601 are also driven to move towards one end close to the lead 301 at the same time, and then clamping operation is carried out on the lead 301, at the moment, the protective cushion 605 is in a state that the outer wall of the lead 301 is mutually attached, and because the protective cushion 605 is designed to be made of sponge materials, deformation can be generated along with the outer wall of the lead 301 in the process that the protective cushion is extruded with the outer wall of the lead 301, the outer surface of the lead 301 can be protected, so that the lead 301 is prevented from being contacted with the inner wall of the lead when the first wire arranging hoop 6 and the second wire arranging hoop 601 are fixed on the lead 301, and then abrasion is generated, through the design of the handle 101, the situation that an operator uses a heating device is avoided, meanwhile, the handle 101 is glued on the outer part of the handle 101, wherein the handle 101 is made of rubber materials, and further, the operation comfort degree of the operator can be improved in the operation process;

the two groups of fixed half hoops 5 are driven to move towards one end far away from the terminal 3 respectively under the action of force by pulling the fixed half hoops 5 at two sides, the limiting spring 503 is stretched in the moving process of the fixed half hoops 5, when the diameters of the inner rings of the two groups of terminal 3 are stretched to be larger than the diameter of the outer ring of the terminal 3, the fixed half hoops 5 can be moved to the plug 4 along the lead 301 and moved out to the sleeved state outside the terminal 3, parts such as the first whole wire hoop 6 and the second whole wire hoop 601 can be disassembled and assembled at the moment so as to be suitable for being used on another device, after the fixed half hoops are disassembled, the non-slip mat 505 can be pulled at the moment, because the non-slip mat 505 and the assembling block 506 are designed in an integrated structure, in the process of pulling the non-slip mat 505, the assembling block 506 can be driven to move in the same direction along with the fixed half hoops, in the moving process of the assembling block 506, to buckle 508 extrusion, because buckle 508 is made for the plastic material and forms, certain elasticity has, and then receiving the effort of extrusion force, make it produce deformation, then break away from with the block state of assembly piece 506 inslot, assembly piece 506 department also breaks away from and assembles the inside state of establishing of inserting of groove 507 this moment, can change slipmat 505 this moment, the convenience of dismouting has been improved, through with fixed half hoop 5 assembly at the internal surface of fixed half hoop 5, when fixed half hoop 5 is fixed in the terminal 3 outside, slipmat 505 department should be in the state of laminating each other in terminal 3 outer wall this moment, because slipmat 505's material is the rubber design, and then at the in-process that contacts, the frictional force of multiplicable contact surface, cause fixed half hoop 5 and terminal 3 connection in-process more stable.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.

Claims (6)

1. Job site pitch heating device, its characterized in that: comprises a heating pipe fitting (2) arranged at the bottom end of an equipment rod (1); a wiring terminal (3) is arranged at the top end of the equipment rod (1), a lead (301) is arranged on the wiring terminal (3), and a plug (4) is arranged at one end, away from the wiring terminal (3), of the lead (301);

the wire arranging mechanism is arranged outside the wire (301) and comprises a first wire arranging hoop (6), a second wire arranging hoop (601) and an adjusting plate (602), fixed half hoops (5) are arranged on two sides of the outside of the terminal (3), the first wire arranging hoop (6) is arranged on one side of the outside of the wire (301), and the second wire arranging hoop (601) is arranged on the other side of the outside of the wire (301); the adjusting plate (602) is mounted at the front end and the rear end of the inner side wall of the first wire arrangement hoop (6), plate grooves (603) are formed in the front end and the rear end of the inner side wall of the second wire arrangement hoop (601), and the adjusting plate (602) is movably mounted in the matched plate grooves (603); adjusting plate (602) and board groove (603) between be provided with extension spring (604), first whole line hoop (6) and the whole line hoop of second (601) outer wall fixed mounting have arc curb plate (606), arc curb plate (606) internal surface fixed mounting has movable block (607), activity mouth (608) have been seted up to fixed half hoop (5) outer wall, and the one end movable mounting that arc curb plate (606) were kept away from in movable block (607) is inside at assorted activity mouth (608), handle (101) are all installed at equipment pole (1) both ends, and handle (101) outside is provided with lag (102).

2. The construction site asphalt heating apparatus according to claim 1, wherein: the inner surfaces of the first whole-line hoop (6) and the second whole-line hoop (601) are glued with protective soft pads (605), and the protective soft pads (605) are made of rubber.

3. The construction site asphalt heating apparatus according to claim 2, wherein: the water-proof sleeve (401) is sleeved outside the plug (4), the anti-skid ring (403) is arranged between the water-proof sleeve (401) and the plug (4), and the anti-skid ring (403) is glued on the inner wall of the water-proof sleeve (401); one end of the antiskid ring (403) departing from the water-separating sleeve (401) is in a mutually-jointed state with the outer surface of the plug (4).

4. The construction site asphalt heating apparatus according to claim 3, wherein: the antiskid ring (403) is made of rubber, and a sponge pad (402) is glued to the bottom end of the inner wall of the water separation sleeve (401).

5. The construction site asphalt heating apparatus according to claim 4, wherein: a fixing mechanism is arranged between the terminal (3) and the fixed semi-hoop (5), the fixing mechanism comprises a movable plate (502), a limiting spring (503) and an anti-slip pad (505), the front end and the rear end of the inner side wall of the fixed semi-hoop (5) are both provided with movable inner grooves (501), the movable plate (502) is horizontally and movably arranged between the two groups of movable inner grooves (501), the limiting spring (503) is arranged between the movable inner grooves (501) and the movable plate (502), the anti-slip pad (505) is arranged on the inner wall of the fixed semi-hoop (5), and one end of the anti-slip pad (505) departing from the fixed semi-hoop (5) is in a state of being mutually attached to the outer surface of the terminal (3); an assembling block (506) is arranged between the non-slip mat (505) and the fixed semi-hoop (5), the assembling block (506) is glued to the upper end and the lower end of the non-slip mat (505), assembling grooves (507) are formed in the upper end and the lower end of the inner wall of the fixed semi-hoop (5), and the assembling block (506) is inserted into the matched assembling grooves (507); and limiting rubber blocks (509) are glued to two sides of the bottom end of the wiring terminal (3).

6. The construction site asphalt heating apparatus according to claim 5, wherein: the inner side wall of the assembling groove (507) is glued with a buckle (508), and the other end of the buckle (508) is inserted into a groove arranged on the assembling block (506) and matched with the assembling block.

Images