CN110685205A - Hot asphalt conveying, spraying and heating gun - Google Patents
Hot asphalt conveying, spraying and heating gun Download PDFInfo
- Publication number
- CN110685205A CN110685205A CN201911098643.3A CN201911098643A CN110685205A CN 110685205 A CN110685205 A CN 110685205A CN 201911098643 A CN201911098643 A CN 201911098643A CN 110685205 A CN110685205 A CN 110685205A
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- China
- Prior art keywords
- asphalt
- heat
- heating wire
- resistant pipe
- resistant
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000010426 asphalt Substances 0.000 title claims abstract description 105
- 238000010438 heat treatment Methods 0.000 title claims abstract description 55
- 238000005507 spraying Methods 0.000 title claims abstract description 33
- 238000005485 electric heating Methods 0.000 claims abstract description 16
- 239000002184 metal Substances 0.000 claims abstract description 15
- 239000007921 spray Substances 0.000 claims description 17
- 238000009434 installation Methods 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000005265 energy consumption Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/02—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for preparing the materials
- E01C19/08—Apparatus for transporting and heating or melting asphalt, bitumen, tar, or the like
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C19/00—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving
- E01C19/12—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for distributing granular or liquid materials
- E01C19/16—Machines, tools or auxiliary devices for preparing or distributing paving materials, for working the placed materials, or for forming, consolidating, or finishing the paving for distributing granular or liquid materials for applying or spreading liquid materials, e.g. bitumen slurries
- E01C19/17—Application by spraying or throwing
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Paving Machines (AREA)
Abstract
The invention relates to the technical field of asphalt using equipment, and discloses a hot asphalt conveying and spraying heating gun, which comprises a special asphalt heat-resistant pipe, an asphalt pump connector, a switch, a handle, a high-temperature-resistant electric heating wire and a gun body; the bottom intercommunication of the special heat-resistant pipe of pitch has the cross, the bottom setting of cross is by pitch pump interface, the last lower terminal symmetry of cross is connected with two sets of heater strip connectors, the inside inlayer of the special heat-resistant pipe of pitch is provided with high temperature resistant heating wire, the outer lane parcel of high temperature resistant heating wire has the insulating high temperature resistant pipe of one deck, be provided with between the surface of insulating high temperature resistant pipe and the special heat-resistant pipe of pitch and be used for pitch conveying area, the outside cover that is located the special heat-resistant pipe of pitch of rifle body front end is equipped with the one deck and supports the tubular metal resonator, fixed mounting has the handle of two sets of operations support tubular metal resonators of being convenient for on the support tubular metal resonator, the lower surface that is located the handle of rear side is provided.
Description
Technical Field
The invention relates to the technical field of asphalt using equipment, in particular to a hot asphalt conveying and spraying heating gun.
Background
The existing asphalt spraying equipment is a large-scale spraying vehicle, and a fixed spraying device is generally used; or the asphalt is sprayed through a pipeline, and the emulsified asphalt can only be sprayed by using a plurality of independent spraying devices and small asphalt spraying vehicles.
There are also spray guns that can spray hot asphalt, but the design is complicated, and equipment is heavy, and pipeline length is shorter, and heating efficiency is low, and the energy consumption is high, and preheating time is long, and factor of safety is low, and refer to figure 1, its structure is roughly: the innermost layer is hot asphalt, the hot asphalt is wrapped by an asphalt pipe outside the hot asphalt, the middle part is a heating wire, and the outermost layer is a heat-resistant pipe. Because the design is complicated, so the pipe is thick, and because pitch pipe thermal conductivity nature is not good, lead to heating effect bad, the heat can only be gived off through outside heat-resistant pipe, leads to heat-resistant pipe temperature higher, causes personnel's damage easily. The existing small asphalt spraying vehicle can not spray high-temperature asphalt; the spray gun with the heating function has the defects of complex design, low heating efficiency, low safety factor, thick pipe diameter of a product, heavy weight and close spraying distance. It is therefore desirable to design a heat gun that addresses these problems.
Disclosure of Invention
The present invention is directed to a hot asphalt delivery spray heating gun that solves the problems set forth in the background above.
In order to achieve the purpose, the invention provides the following technical scheme: the hot asphalt conveying and spraying heating gun comprises a special asphalt heat-resistant pipe, an asphalt pump interface, a switch, a handle, a high-temperature-resistant electric heating wire and a gun body; the tail end of the gun body is communicated with a spray head for spraying asphalt, the bottom end of the special asphalt heat-resistant pipe is communicated with a four-way joint, the bottom end of the four-way joint is provided with an asphalt pump interface, and the special asphalt heat-resistant pipe can be communicated to an asphalt source through the asphalt pump interface, so that the asphalt is input into the special asphalt heat-resistant pipe. The upper end and the lower end of the four-way joint are symmetrically connected with two groups of heating wire joints, the innermost layer of the special asphalt heat-resistant pipe is provided with a high-temperature-resistant heating wire, the outer ring of the high-temperature-resistant heating wire is wrapped with a layer of insulating high-temperature-resistant pipe, the area between the outer surface of the insulating high-temperature-resistant pipe and the inner surface of the special asphalt heat-resistant pipe is used for conveying asphalt, and the asphalt and the high-temperature-resistant heating wire can be isolated by the insulating high-. The mode of adopting at the special heat-resisting pipe internally mounted high temperature resistant heating wire of pitch heats, and simple structure is reliable, improves heating efficiency, reduces the energy consumption, reduces pipeline diameter and weight, reduce cost.
The outside cover that is located the special heat-resistant pipe of pitch of rifle body front end is equipped with the one deck and supports the tubular metal resonator, and the setting of supporting the tubular metal resonator is convenient for stabilize and is located the special heat-resistant pipe of front side pitch and can stabilize straighten the use. Support fixed mounting has two sets of handles that the operation of being convenient for supported the tubular metal resonator on the tubular metal resonator, and the lower surface that is located the handle of rear side is provided with a set of switch, and the switch passes through electric wire electric connection to set up on the pitch pump switch interface of cross upside position, opens the switch through manual, and then the transport of the inside pitch of control pitch pump switch interface. The switch for controlling the switch interface of the asphalt pump is arranged in the switch on the supporting metal pipe, so that the spraying start and stop can be conveniently and remotely controlled.
As a further scheme of the invention: the length of the special heat-resistant pipe for asphalt is less than or equal to 15 meters of the heating wire joint, so that the spraying range is fully expanded.
As a further scheme of the invention: the high-temperature resistant electric heating wire is made of stainless steel, and has extremely strong oxidation resistance and long service life.
As a further scheme of the invention: the two ends of the high-temperature resistant electric heating wire are respectively and electrically connected to the heating wire connectors on the upper side and the lower side of the four-way joint, so that a circulation circuit is formed, and then the power supply is connected to the high-temperature resistant electric heating wire, so that the high-temperature resistant electric heating wire can be driven to heat.
As a further scheme of the invention: the thickness of the high-temperature-resistant electric heating wire can be freely adjusted according to the length and the inner diameter of the special heat-resistant pipe for the asphalt, so that the environment temperature is lower, and the good fluidity and the spraying temperature of the asphalt are ensured under the condition of longer spraying distance.
As a further scheme of the invention: an insulating washer is arranged between the four-way joint and the high-temperature resistant electric heating wire, and the high-temperature resistant electric heating wire is sleeved inside the insulating high-temperature resistant pipe and is completely insulated from asphalt and the gun body shell, so that the safety of a user is ensured.
As a further scheme of the invention: the tail end of the gun body is communicated with a group of tee joints, a group of interfaces used for adjusting the heating wires and another nozzle mounting opening used for mounting different nozzles are arranged on the tee joints, and spraying with multiple functions is achieved by arranging the interfaces and the mounting openings.
As a still further scheme of the invention: the tee joint is connected with the end of the gun body and the bottom end of the special asphalt heat-resistant pipe is connected with the tee joint through the threaded barrel, so that the tee joint and the gun body are convenient to mount and dismount.
Compared with the prior art, the invention has the beneficial effects that:
1. the mode of adopting at pitch pipeline internally mounted heater strip heats, and simple structure is reliable, improves heating efficiency, reduces the energy consumption, reduces pipeline diameter and weight, reduce cost, and is safe high-efficient.
2. The heating power is adjusted by changing the diameter of the heating wire, and the high thermal conductivity and the high utilization rate are matched, so that the good fluidity and the spraying temperature of the asphalt can be ensured under the conditions of low environmental temperature and long spraying distance.
3. Has good insulation treatment and provides safety guarantee.
4. The control switch of the pump is arranged on the handle and is controlled remotely.
5. The length of the pipeline can be adjusted, the longest length can reach 15 meters, and the spraying range is enlarged.
Drawings
Fig. 1 is a schematic diagram of a prior art structure existing in the background art.
Fig. 2 is a schematic diagram of the overall structure of the hot asphalt delivery spray heating gun.
Fig. 3 is a schematic view of the internal structure of a heat-resistant pipe dedicated to asphalt in the hot asphalt delivery and spray heating gun.
Wherein: the special asphalt heat-resistant pipe 10, an asphalt pump interface 11, a four-way joint 12, an electric wire 13, an asphalt pump switch interface 14, a heating wire joint 15, a switch 16, a handle 17, a supporting metal pipe 18, a three-way joint 19, an insulating high-temperature-resistant pipe 20, a high-temperature-resistant heating wire 21 and a gun body 22.
Detailed Description
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Example one
Referring to fig. 2-3, the hot asphalt conveying and spraying heating gun includes a special asphalt heat-resistant pipe 10, an asphalt pump port 11, a switch 16, a handle 17, a high-temperature-resistant electric heating wire 21, and a gun body 22; the tail end of the gun body 22 is communicated with a spray head for spraying asphalt, the bottom end of the special asphalt heat-resistant pipe 10 is communicated with a four-way 12, the bottom end of the four-way 12 is provided with an asphalt pump interface 11, the special asphalt heat-resistant pipe 10 can be communicated to an asphalt source through the asphalt pump interface 11, and therefore the asphalt is input into the special asphalt heat-resistant pipe 10. The length of the special asphalt heat-resistant pipe 10 is less than or equal to 15 meters of the heating wire joints, the spraying range is fully expanded, the upper end and the lower end of the cross 12 are symmetrically connected with two groups of heating wire joints 15, the innermost layer of the special asphalt heat-resistant pipe 10 is provided with a high-temperature resistant heating wire 21, and the high-temperature resistant heating wire 21 is made of stainless steel materials, so that the special asphalt heat-resistant pipe has strong oxidation resistance and long service life. The outer ring of the high temperature resistant electric heating wire 21 is wrapped by a layer of insulating high temperature resistant pipe 20, the area between the outer surface of the insulating high temperature resistant pipe 20 and the inner surface of the special asphalt heat resistant pipe 10 is used for conveying asphalt, and the asphalt and the high temperature resistant electric heating wire 21 can be isolated by the insulating high temperature resistant pipe 20, so that safety is guaranteed. Both ends of the high temperature resistant heating wire 21 are electrically connected to the heater strip joints 15 on the upper and lower sides of the four-way 12, respectively, to form a circulation circuit, and then the high temperature resistant heating wire 21 is powered on, so that the high temperature resistant heating wire 21 can be driven to heat. The mode of installing high temperature resistant heating wire 21 in special heat-resistant pipe 10 of pitch is adopted to heat, and simple structure is reliable, improves heating efficiency, reduces the energy consumption, reduces pipeline diameter and weight, reduce cost. The thickness of the high temperature resistant electric heating wire 21 can be freely adjusted according to the length and the inner diameter of the special asphalt heat-resistant pipe 10, so that the low environment temperature and the good fluidity and spraying temperature of the asphalt under the condition of longer spraying distance are ensured. An insulating washer is arranged between the four-way joint 12 and the high-temperature resistant electric heating wire 21, and the high-temperature resistant electric heating wire 21 is sleeved inside the insulating high-temperature resistant pipe 20 and is completely insulated from asphalt and the gun body shell, so that the safety of a user is ensured.
The special asphalt heat-resistant pipe 10 located at the front end of the gun body 22 is sleeved with a layer of supporting metal pipe 18, and the arrangement of the supporting metal pipe 18 is convenient for stably straightening the special asphalt heat-resistant pipe 10 located at the front side stably for use. Support fixed mounting has two sets of handles 17 that the operation of being convenient for supported tubular metal resonator 18 on the tubular metal resonator 18, and the lower surface that is located the handle 17 of rear side is provided with a set of switch 16, and switch 16 opens through electric wire 13 electric connection to setting up on pitch pump switch interface 14 of cross 12 upside position, through manual start-stop switch 16, and then the transport of the inside pitch of control pitch pump switch interface 14. The switch 16 on the supporting metal pipe 18 is provided with a switch for controlling the switch interface 14 of the asphalt pump, so that the start and stop of the spraying can be conveniently and remotely controlled.
The working principle of the invention is as follows: the asphalt pump interface 11 is communicated to an asphalt source, then the using length of the special asphalt heat-resistant pipe 10 is automatically adjusted according to the size of an area to be sprayed and the length of the area to be sprayed from a spraying vehicle, two groups of handles 17 are held by both hands of a user, then the asphalt pump switch interface 14 is driven to be opened through the manual control switch 16, asphalt inside the special asphalt heat-resistant pipe 10 is sprayed out through a spray head, the asphalt is heated by starting the high-temperature resistant heating wire 21 through switching on a power supply in the process of conveying inside the special asphalt heat-resistant pipe 10, and then the temperature of the asphalt inside the special asphalt heat-resistant pipe 10 is not lower than 140 degrees of the asphalt pump switch interface, so that the sprayed asphalt is in a better spraying state.
Example two
On the basis of the first embodiment, the tail end of the gun body 22 is communicated with a group of tee joints 19, the tee joints 19 are provided with a group of interfaces for adjusting heating wires and another installation port for installing different spray heads, and multifunctional spraying is achieved by arranging the interfaces and the installation ports.
EXAMPLE III
On the basis of the first embodiment, the three-way 19 and the end of the gun body 22, and the bottom end of the special asphalt heat-resistant pipe 10 and the four-way 12 are connected through threaded cylinders, so that the installation and the disassembly between the three-way 19 and the four-way 12 are facilitated.
Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.
Claims (8)
1. The hot asphalt conveying and spraying heating gun comprises a special asphalt heat-resistant pipe (10), an asphalt pump interface (11), a switch (16), a handle (17), a high-temperature-resistant electric heating wire (21) and a gun body (22); the tail end of the gun body (22) is communicated with a spray head, the bottom end of the special asphalt heat-resistant pipe (10) is communicated with a cross joint (12), the bottom end of the cross joint (12) is provided with an asphalt pump interface (11), the special asphalt heat-resistant pipe is characterized in that the upper end and the lower end of the cross joint (12) are symmetrically connected with two groups of heating wire joints (15), the innermost layer of the special asphalt heat-resistant pipe (10) is provided with a high-temperature resistant heating wire (21), the outer ring of the high-temperature resistant heating wire (21) is wrapped with a layer of insulating pipe (20), a zone for conveying asphalt is arranged between the outer surface of the insulating high-temperature resistant pipe (20) and the inner surface of the special asphalt heat-resistant pipe (10), the special asphalt heat-resistant pipe (10) positioned at the front end of the gun body (22) is sleeved with a layer of supporting metal pipe (18), the lower surface of the handle (17) positioned at the rear side is provided with a group of switches (16), and the switches (16) are electrically connected to an asphalt pump switch interface (14) arranged at the upper side of the four-way joint (12) through electric wires (13).
2. The hot asphalt delivery, spray and heating gun according to claim 1, wherein the length of the asphalt-specific heat-resistant pipe (10) is 15 meters or less of the heating wire joint.
3. The hot asphalt delivery, spray and heat gun according to claim 2, wherein the high temperature resistant heating wire (21) is made of stainless steel.
4. The hot asphalt delivery, spray and heat gun according to claim 3, wherein both ends of the high temperature resistant heating wire (21) are electrically connected to the heater wire connections (15) on the upper and lower sides of the cross (12), respectively.
5. The hot asphalt delivery sprinkling heating gun according to claim 4, wherein the high temperature resistant heating wire (21) is provided in a structure whose length and thickness can be adjusted according to the length and inner diameter of the heat-resistant pipe (10) dedicated to asphalt.
6. The hot asphalt delivery, spray and heat gun according to claim 5, wherein an insulating gasket is provided between the cross-piece (12) and the high temperature resistant heating wire (21).
7. A hot asphalt conveying, spraying and heating gun according to any one of claims 1-6, characterized in that the tail end of the gun body (22) is communicated with a group of three-way joints (19), and the three-way joints (19) are respectively provided with a group of interfaces for adjusting heating wires and another installation port for installing different spray heads.
8. The hot asphalt conveying, spraying and heating gun according to claim 7, characterized in that the tee joint (19) and the end of the gun body (22), and the bottom end of the asphalt special heat-resistant pipe (10) and the cross joint (12) are connected through threaded cylinders.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911098643.3A CN110685205A (en) | 2019-11-12 | 2019-11-12 | Hot asphalt conveying, spraying and heating gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911098643.3A CN110685205A (en) | 2019-11-12 | 2019-11-12 | Hot asphalt conveying, spraying and heating gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110685205A true CN110685205A (en) | 2020-01-14 |
Family
ID=69116322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911098643.3A Pending CN110685205A (en) | 2019-11-12 | 2019-11-12 | Hot asphalt conveying, spraying and heating gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110685205A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2861251Y (en) * | 2005-12-15 | 2007-01-24 | 天津鼎盛工程机械有限公司 | Electrical-heating thermal insulation for pavement machinery bitumen insufflation system |
| CN201459585U (en) * | 2009-09-04 | 2010-05-12 | 湘潭公路机械制造有限公司 | Asphalt spraying device of joint sealing machine for maintaining road |
| CN203977250U (en) * | 2014-07-09 | 2014-12-03 | 石家庄市扶波道桥维修工程有限公司 | Asphalt heating induction system |
| CN206768540U (en) * | 2017-05-27 | 2017-12-19 | 河南高远公路养护设备股份有限公司 | Emulsified asphalt dispensing device |
| CN108589487A (en) * | 2018-07-10 | 2018-09-28 | 上海力阳道路加固科技股份有限公司 | Pitch grouting equipment assembly |
| CN208632937U (en) * | 2018-08-15 | 2019-03-22 | 陈义舟 | Road-maintaining truck modified pitch spraying mechanism |
| CN211368292U (en) * | 2019-11-12 | 2020-08-28 | 山东瑞天工程器材有限公司 | Hot asphalt conveying, spraying and heating gun |
-
2019
- 2019-11-12 CN CN201911098643.3A patent/CN110685205A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2861251Y (en) * | 2005-12-15 | 2007-01-24 | 天津鼎盛工程机械有限公司 | Electrical-heating thermal insulation for pavement machinery bitumen insufflation system |
| CN201459585U (en) * | 2009-09-04 | 2010-05-12 | 湘潭公路机械制造有限公司 | Asphalt spraying device of joint sealing machine for maintaining road |
| CN203977250U (en) * | 2014-07-09 | 2014-12-03 | 石家庄市扶波道桥维修工程有限公司 | Asphalt heating induction system |
| CN206768540U (en) * | 2017-05-27 | 2017-12-19 | 河南高远公路养护设备股份有限公司 | Emulsified asphalt dispensing device |
| CN108589487A (en) * | 2018-07-10 | 2018-09-28 | 上海力阳道路加固科技股份有限公司 | Pitch grouting equipment assembly |
| CN208632937U (en) * | 2018-08-15 | 2019-03-22 | 陈义舟 | Road-maintaining truck modified pitch spraying mechanism |
| CN211368292U (en) * | 2019-11-12 | 2020-08-28 | 山东瑞天工程器材有限公司 | Hot asphalt conveying, spraying and heating gun |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200114 |
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| RJ01 | Rejection of invention patent application after publication |