CN207857279U - Bottom heating device for gage mark coating hot melt jar - Google Patents
Bottom heating device for gage mark coating hot melt jar Download PDFInfo
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- CN207857279U CN207857279U CN201721299334.9U CN201721299334U CN207857279U CN 207857279 U CN207857279 U CN 207857279U CN 201721299334 U CN201721299334 U CN 201721299334U CN 207857279 U CN207857279 U CN 207857279U
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- guide pipe
- oil guide
- heat exchange
- oil
- exchange plate
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Abstract
Bottom heating device for gage mark coating hot melt jar, including inner cylinder, outer barrel and outer housing, outer housing open top, the top horizontal of outer barrel and inner cylinder is provided with heat-insulated lid, the bottom of outer barrel and inner cylinder is provided with lower conduction oil recirculation heater, the center line of outer housing, inner cylinder and outer barrel overlaps and the center line is arranged in vertical, and toroidal cavity is formed between outer barrel madial wall and inner cylinder lateral wall；It is relatively uniform that the utility model can be such that the total heating surface of coating accumulates, and so that the thawing speed of coating and quality is improved, to improve construction efficiency；Using the hydronic mode of conduction oil, heating temperature has preferable control range, also more energy saving, improves the heating quality of coating, and reduce human cost.
Description
Technical field
The utility model belongs to roadmarking technical field of construction, and in particular to a kind of bottom for gage mark coating hot melt jar
Portion's heating device.
Background technology
The pavement strip of road needs that the coating used in graticule is carried out being heated to molten condition to be coated in road surface
On.On the way the graticule need of work onsite application batch can of operation heats coating.In the market existing batch can have with
Lower deficiency：, there are mainly two types of the modes that are heated of the existing coating in batch can：Direct combustion type and heat conduction oil type, direct combustion type are protected
Warm nature is poor, coating solidification is easy to cause when interval time is longer, and then influence construction efficiency and molding effect, heat conduction oil type advantage
It is extremely efficient in preserving heat, and safety is higher, and heat passes to coating by conduction oil, but is applied in existing conduction oil moulding mixture tank
That expects is heated still not uniform enough, and the burn-off rate of coating need to be improved；The second, combustion gas work is usually used in existing batch can
For the energy, only there is some potential safety problems, combustion gas also to have the non-uniform defect of heating temperature for combustion gas, and due to batch can
Heat-insulating property it is bad, cause efficiency of utilization relatively low.
Utility model content
The utility model in order to solve shortcoming in the prior art, provide a kind of good heat preservation performance, efficiency of utilization it is high,
Using the bottom heating device for gage mark coating hot melt jar of electric-heating heat-conductive oil high safety.
In order to solve the above technical problems, the utility model adopts the following technical solution：Bottom for gage mark coating hot melt jar
Portion's heating device, including inner cylinder, outer barrel and outer housing, outer housing open top, the top horizontal of outer barrel and inner cylinder
It is provided with heat-insulated lid, the bottom of outer barrel and inner cylinder is provided with lower conduction oil recirculation heater, outer housing, inner cylinder and outer
The center line of cylinder overlaps and the center line is arranged in vertical, and ring is formed between outer barrel madial wall and inner cylinder lateral wall
Shape cavity；
Lower conduction oil recirculation heater includes heat exchange plate, heating container and oil circulating pump, the whole knot in disk form of heat exchange plate
Structure and it is internal there is cavity, the lower end edge of outer barrel and inner cylinder is fixedly connected with the upper surface of heat exchange plate, heats container
It is arranged at the bottom in outer housing with oil circulating pump, heat exchange plate is internally provided with several heat exchange with heat exchange plate concentric circles
Pipe, the outer diameter of heat exchanger tube is equal with the height of the cavity in heat exchange plate, and the top of each heat exchanger tube is both provided with and heat exchange plate top
The radiating fin of portion's connection, has been arranged in vertical outer oil guide pipe and interior oil guide pipe at the center of heat exchange plate, interior oil guide pipe is same
Be axially disposed in outer oil guide pipe, form back cavity between the inner wall of outer oil guide pipe and the outer wall of interior oil guide pipe, outer oil guide pipe and
The upper end of interior oil guide pipe is fixedly connected with the roof in heat exchange plate, and the lower end of outer oil guide pipe and interior oil guide pipe passes through heat exchange plate
Bottom, the rear side inside heat exchange plate are radially provided with the first return duct of all heat exchanger tube rear lateral portion connections, the
The front end of one return duct connect with outer oil guide pipe and is connected to back cavity, the front side inside heat exchange plate be radially provided with by
The fuel feed pump of all heat exchanger tube front side portion connections, be connected on front side of interior oil guide pipe across outer oil guide pipe and radius it is minimum one
Oil fuel tube inside a heat exchanger tube, the outer diameter of oil fuel tube are less than the outer diameter of fuel feed pump, and oil fuel tube has same center with fuel feed pump
Line；
The lower end of interior oil guide pipe and the oil outlet of oil circulating pump connect, and the oil inlet of oil circulating pump passes through oil pick-up tube and heating
The lower part of container connects, and sealing structure is provided between the lower end of outer oil guide pipe and the outer wall of interior oil guide pipe, heats and is set in container
It is equipped with electrically heated rod, heating upper vessel portion is connect by the second return duct with outer oil guide pipe following side, the reflux of the second return duct
Import is connected to back cavity.
Sealing structure includes rubber seal plug, and the lower end inner wall of outer oil guide pipe and the outer wall of rubber seal plug are in lower thick
Thin conical structure is gone up, is threaded with top pressure nut below outer oil guide pipe outside interior oil guide pipe, rubber seal plug is sleeved on
It is plugged on interior oil guide pipe and from bottom to top in the conical structure of outer oil guide pipe lower end, top pressure nut upper surface and rubber are close
Blocking lower end press fit, the lateral wall and madial wall of rubber seal plug, which are respectively arranged with, crimps sealing with outer Oil Guide inside pipe wall
Exterior seal ring and the inner seal ring that sealing is crimped with interior Oil Guide pipe outer wall；Rubber seal plug side offers and the second return duct
Input end connection slot, slot open top is connected to back cavity.
The external peripheral surface of heat exchange plate and bottom surface are both provided with insulating, and bottom, which is provided with, in outer housing is used to support
The pillar of heat exchange plate.
Heat exchange plate upper surface is equipped with the wear-resisting heat-conducting plate inside inner cylinder.
Using above-mentioned technical proposal, the heating process of lower conduction oil recirculation heater is in the utility model：Electrically heated rod
Conduction oil in heating container is heated, oil circulating pump will heat the conduction oil of high temperature in container successively through oil pick-up tube, interior
Oil guide pipe and oil fuel tube flow up in a heat exchanger tube of radius minimum, then are flowed into other heat exchange successively through fuel feed pump
In pipe, the radiating fin on heat exchanger tube and heat exchanger tube top conducts heat at the top of heat exchange plate, and will by wear-resisting heat conducting disk
High temperature is transmitted to the coating of inner cylinder bottom, and the coating of internal cylinder body bottom is heated.The lower conduction oil of temperature is each
The rear side of heat exchanger tube is flowed into the back cavity formed between the inner wall of outer oil guide pipe and the outer wall of interior oil guide pipe along return duct, then passes through
Second return duct flows back into heating container, reheats and is pumped into internal cylinder body bottom in heat exchanger tube by oil circulating pump after heating up
Coating is heated, and is so recycled always.
The seal operation principle of sealing structure：It is arranged inside outer oil guide pipe since interior oil guide pipe is coaxial, outside
Oil guide pipe upper end is provided with the sealing structure being fastenedly connected with interior oil guide pipe, and sealing structure compresses cone knot using top pressure nut
The rubber seal plug of structure, the lateral wall and madial wall of rubber seal plug, which are respectively arranged with, crimps the outer of sealing with outer Oil Guide inside pipe wall
Sealing ring and the inner seal ring that sealing is crimped with interior Oil Guide pipe outer wall, top pressure nut is tighter to rubber seal plug pressure, sealing
Effect is better.
Heat exchanger tube in the heat exchange plate of the utility model is in circular ring shape, concentric circles set of heat exchange tubes is formed, in same pressure
Under, tube wall can be made thin, and heat transfer is faster；Same thermic load, equipment volume smaller.It is reduced using circular ring shape heat exchanger tube
Manufacture difficulty, it is easier to ensure product quality, heat exchange plate is discharged in the conduction oil after heat exchange in time, improves heat exchange efficiency.It dissipates
Hot fin not only increases component strength, also adds heat exchange area.
In addition, the charge door and smoke exhaust pipe being connected to inner cylinder are provided on heat-insulated lid, in the following side of inner cylinder
It is provided with the discharge nozzle for stretching out outer housing, the valve for being used to open or closing discharge nozzle is provided on outer housing.In addition, in order to make
Coating is uniformly heated, and agitating device is additionally provided in inner cylinder, is provided on heat-insulated lid for driving agitating device
Stir the decelerating motor of coating.
In conclusion the utility model can make coating total heating surface accumulate it is relatively uniform, make coating thawing speed and
Quality is improved, to improve construction efficiency；Using the hydronic mode of conduction oil, heating temperature has preferable control
Range processed, it is also more energy saving, the heating quality of coating is improved, and reduce human cost.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the inside top figure of heat exchange plate in Fig. 1；
Fig. 3 is the enlarged drawing of sealing structure in Fig. 1.
Specific implementation mode
As shown in Figure 1, Figure 2 and Figure 3, the bottom heating device of gage mark coating hot melt jar, including inner cylinder 1, outer barrel are used for
The top horizontal of body 2 and outer housing 3,3 open top of outer housing, outer barrel 2 and inner cylinder 1 is provided with heat-insulated lid 4, outer barrel
2 and the bottom of inner cylinder 1 be provided with lower conduction oil recirculation heater, the center line of outer housing 3, inner cylinder 1 and outer barrel 2 overlaps
And the center line is arranged in vertical, and toroidal cavity 5 is formed between 1 lateral wall of 2 madial wall of outer barrel and inner cylinder；
Lower conduction oil recirculation heater includes heat exchange plate 6, heating container 7 and oil circulating pump 8, and whole heat exchange plate 6 is in disk
Shape structure and it is internal there is cavity, the lower end edge of outer barrel 2 and inner cylinder 1 is fixedly connected with the upper surface of heat exchange plate 6, is added
Heat container 7 and oil circulating pump 8 are arranged at the bottom in outer housing 3, heat exchange plate 6 be internally provided with several with heat exchange plate 6
The outer diameter of the heat exchanger tube 9 of concentric circles, heat exchanger tube 9 is equal with the height of cavity in heat exchange plate 6, and the top of each heat exchanger tube 9 is equal
It is provided with the radiating fin 10 being connect with 6 top of heat exchange plate, outer oil guide pipe 11 has been arranged in vertical at the center of heat exchange plate 6
With interior oil guide pipe 12, interior oil guide pipe 12 is coaxial to be arranged in outer oil guide pipe 11, the inner wall of outer oil guide pipe 11 and interior oil guide pipe 12
Outer wall between form back cavity 13, the upper end of outer oil guide pipe 11 and interior oil guide pipe 12, which is fixed with the roof in heat exchange plate 6, to be connected
It connects, the lower end of outer oil guide pipe 11 and interior oil guide pipe 12 passes through the bottom of heat exchange plate 6, and the rear side inside heat exchange plate 6 is radially
It is provided with the first return duct 14 of all 9 rear lateral portion of heat exchanger tube connections, front end and the outer oil guide pipe 11 of the first return duct 14
It connects and is connected to back cavity 13, the front side inside heat exchange plate 6, which is radially provided with, connects all 9 front side portions of heat exchanger tube
The front side of logical fuel feed pump 15, interior oil guide pipe 12 is connected with inside outer oil guide pipe 11 and a heat exchanger tube 9 of radius minimum
Oil fuel tube 16, the outer diameter of oil fuel tube 16 is less than the outer diameter of fuel feed pump 15, and oil fuel tube 16 has same center line with fuel feed pump 15；
The lower end of interior oil guide pipe 12 is connect with the oil outlet of oil circulating pump 8, and the oil inlet of oil circulating pump 8 passes through oil pick-up tube 17
It is connect with the lower part of heating container 7, sealing structure 18 is provided between the lower end of outer oil guide pipe 11 and the outer wall of interior oil guide pipe 12,
Electrically heated rod 19 is provided in heating container 7, heating 7 top of container is connected by the second return duct 20 with 11 following side of outer oil guide pipe
It connects, the reflux import of the second return duct 20 is connected to back cavity 13.
Sealing structure 18 includes rubber seal plug 21, the outer wall of the lower end inner wall and rubber seal plug 21 of outer oil guide pipe 11
It is in the conical structure of lower thick upper thin, top pressure nut 22 is threaded with below outer oil guide pipe 11 outside interior oil guide pipe 12,
21 sets of rubber seal plug is on interior oil guide pipe 12 and is plugged in from bottom to top in the conical structure of 11 lower end of outer oil guide pipe, top
22 upper surface of nut and 21 lower end press fit of rubber seal plug are pressed, the lateral wall and madial wall of rubber seal plug 21 are respectively set
There is the exterior seal ring 23 for crimping sealing with 11 inner wall of outer oil guide pipe and crimps the inner seal ring of sealing with 12 outer wall of interior oil guide pipe
24；21 side of rubber seal plug offers the slot 25 being connected to the input end of the second return duct 20,25 open top of slot with
Back cavity 13 is connected to.
The external peripheral surface of heat exchange plate 6 and bottom surface are both provided with insulating 26, and bottom, which is provided with, in outer housing 3 is used for
Support the pillar 27 of heat exchange plate 6.
6 upper surface of heat exchange plate is equipped with the wear-resisting heat-conducting plate 28 inside inner cylinder 1.Wear-resisting heat-conducting plate 28 plays mitigation
The effect of coating friction of exchange hot plate 6 during being stirred.
The heating process of lower conduction oil recirculation heater is in the utility model：Electrically heated rod 19 is in heating container 7
Conduction oil is heated, and oil circulating pump 8 will heat the conduction oil of high temperature in container 7 successively through oil pick-up tube 17,12 and of interior oil guide pipe
Oil fuel tube 16 flows up in a heat exchanger tube 9 of radius minimum, then is flowed into other heat exchanger tubes 9 successively through fuel feed pump 15
Interior, the radiating fin 10 on 9 top of heat exchanger tube 9 and heat exchanger tube conducts heat to 6 top of heat exchange plate, and passes through wear-resisting heat conducting disk
High temperature is transmitted to the coating of 1 bottom of inner cylinder, the coating of 1 bottom of inner cylinder is heated.The lower conduction oil of temperature exists
The rear side of each heat exchanger tube 9 is flowed into time formed between the inner wall of outer oil guide pipe 11 and the outer wall of interior oil guide pipe 12 along return duct
Chamber 13 is flowed, then is flowed back into heating container 7 through the second return duct 20, reheats and heat exchanger tube 9 is pumped by oil circulating pump 8 after heating up
The interior coating to 1 bottom of inner cylinder heats, and so recycles always.
The seal operation principle of sealing structure 18：It is arranged inside outer oil guide pipe 11 since interior oil guide pipe 12 is coaxial, because
This is provided with the sealing structure 18 being fastenedly connected with interior oil guide pipe 12 in 11 upper end of outer oil guide pipe, and sealing structure 18 uses top pressure spiral shell
Mother 22 compresses the rubber seal plug 21 of conical structure, and the lateral wall and madial wall of rubber seal plug 21 are respectively arranged with and lead outside
The exterior seal ring 23 of 11 inner wall of oil pipe crimping sealing and the inner seal ring 24 that sealing is crimped with 12 outer wall of interior oil guide pipe, top pressure spiral shell
Female 22 pairs of rubber seal plugs 21 are pressed tighter, and sealing effect is better.
Heat exchanger tube 9 in the heat exchange plate 6 of the utility model is in circular ring shape, and 9 groups of composition concentric circles heat exchanger tube is similarly being pressed
Under power, tube wall can be made thin, and heat transfer is faster；Same thermic load, equipment volume smaller.It is dropped using circular ring shape heat exchanger tube 9
Low manufacture difficulty, it is easier to ensure product quality, heat exchange plate 6 is discharged in the conduction oil after heat exchange in time, improves heat exchange effect
Rate.Radiating fin 10 not only increases component strength, also adds heat exchange area.
In addition, the charge door 29 being connected to inner cylinder 1 and smoke exhaust pipe 30 are provided on heat-insulated lid 4, in inner cylinder 1
Following side is provided with the discharge nozzle 31 for stretching out outer housing 3, and the valve for being used to open or closing discharge nozzle 21 is provided on outer housing 3
32.In addition, in order to make coating be uniformly heated, it is additionally provided with agitating device 33 in inner cylinder 1, is arranged on heat-insulated lid 4
It is useful for the decelerating motor 34 that driving agitating device 33 stirs coating.3 upper lateral part of outer housing is provided with holder 35,35 He of holder
The upper conduction oil recirculation heater 36 for providing circulating-heating oil into toroidal cavity 5, valve are provided on heat-insulated lid 4
32, the components such as agitating device 33, upper conduction oil recirculation heater 36 are not the claimed contents of the utility model, herein no longer
It repeats.
The present embodiment not makes any form of restriction the shape of the utility model, material, structure etc., every foundation
The technical essence of the utility model belongs to this reality to any simple modification, equivalent change and modification made by above example
With the protection domain of new technique scheme.
Claims (4)
1. the bottom heating device for gage mark coating hot melt jar, it is characterised in that：Including inner cylinder, outer barrel and outer housing,
The top horizontal of outer housing open top, outer barrel and inner cylinder is provided with heat-insulated lid, and the bottom of outer barrel and inner cylinder is set
Be equipped with lower conduction oil recirculation heater, the center line of outer housing, inner cylinder and outer barrel overlap and the center line vertically
Setting, toroidal cavity is formed between outer barrel madial wall and inner cylinder lateral wall；
Lower conduction oil recirculation heater includes heat exchange plate, heating container and oil circulating pump, heat exchange plate integrally structure in disk form and
There is cavity, the lower end edge of outer barrel and inner cylinder to be fixedly connected with the upper surface of heat exchange plate for inside, heating container and follow
Ring oil pump is arranged at the bottom in outer housing, and heat exchange plate is internally provided with several heat exchanger tubes with heat exchange plate concentric circles,
The outer diameter of heat exchanger tube is equal with the height of the cavity in heat exchange plate, and the top of each heat exchanger tube is both provided with and connects at the top of heat exchange plate
The radiating fin connect has been arranged in vertical outer oil guide pipe and interior oil guide pipe at the center of heat exchange plate, and interior oil guide pipe is coaxial
It is arranged in outer oil guide pipe, forms back cavity between the inner wall of outer oil guide pipe and the outer wall of interior oil guide pipe, outer oil guide pipe and interior leads
The upper end of oil pipe is fixedly connected with the roof in heat exchange plate, and the lower end of outer oil guide pipe and interior oil guide pipe passes through the bottom of heat exchange plate
Portion, the rear side inside heat exchange plate are radially provided with the first return duct of all heat exchanger tube rear lateral portion connections, and first
The front end of return duct connect with outer oil guide pipe and is connected to back cavity, and the front side inside heat exchange plate is radially provided with institute
The fuel feed pump of some heat exchanger tube front side portions connection is connected on front side of interior oil guide pipe across minimum one of outer oil guide pipe and radius
Oil fuel tube inside heat exchanger tube, the outer diameter of oil fuel tube are less than the outer diameter of fuel feed pump, and oil fuel tube has same center line with fuel feed pump；
The lower end of interior oil guide pipe and the oil outlet of oil circulating pump connect, and the oil inlet of oil circulating pump passes through oil pick-up tube and heating container
Lower part connection, be provided with sealing structure between the lower end of outer oil guide pipe and the outer wall of interior oil guide pipe, heat and be provided in container
Electrically heated rod, heating upper vessel portion are connect by the second return duct with outer oil guide pipe following side, the reflux import of the second return duct
It is connected to back cavity.
2. the bottom heating device according to claim 1 for gage mark coating hot melt jar, it is characterised in that：Sealing structure
Including rubber seal plug, the lower end inner wall of outer oil guide pipe and the outer wall of rubber seal plug are in that the conical of lower thick upper thin is tied
Structure, is threaded with top pressure nut outside interior oil guide pipe below outer oil guide pipe, rubber seal plug cover on interior oil guide pipe and from
It is plugged in the conical structure of outer oil guide pipe lower end on down, top pressure nut upper surface is crimped with rubber seal plug lower end matches
Close, the lateral wall and madial wall of rubber seal plug be respectively arranged with crimp with outer Oil Guide inside pipe wall seal exterior seal ring and with
The inner seal ring of interior Oil Guide pipe outer wall crimping sealing；Rubber seal plug side, which is offered, to be connected to the input end of the second return duct
Slot, slot open top are connected to back cavity.
3. the bottom heating device according to claim 1 or 2 for gage mark coating hot melt jar, it is characterised in that：Heat exchange
The external peripheral surface of disk and bottom surface are both provided with insulating, and bottom is provided with the branch for being used to support heat exchange plate in outer housing
Column.
4. the bottom heating device according to claim 3 for gage mark coating hot melt jar, it is characterised in that：In heat exchange plate
Surface is equipped with the wear-resisting heat-conducting plate inside inner cylinder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721299334.9U CN207857279U (en) | 2017-10-10 | 2017-10-10 | Bottom heating device for gage mark coating hot melt jar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721299334.9U CN207857279U (en) | 2017-10-10 | 2017-10-10 | Bottom heating device for gage mark coating hot melt jar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207857279U true CN207857279U (en) | 2018-09-14 |
Family
ID=63474611
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721299334.9U Expired - Fee Related CN207857279U (en) | 2017-10-10 | 2017-10-10 | Bottom heating device for gage mark coating hot melt jar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207857279U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111266258A (en) * | 2020-03-10 | 2020-06-12 | 浙江永誉机械制造有限公司 | Coating device for cladding coating on surface of water turbine blade |
-
2017
- 2017-10-10 CN CN201721299334.9U patent/CN207857279U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111266258A (en) * | 2020-03-10 | 2020-06-12 | 浙江永誉机械制造有限公司 | Coating device for cladding coating on surface of water turbine blade |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180914 Termination date: 20191010 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |