CN217183501U

CN217183501U - Corrosion-resistant PTC heater with heat dissipation aluminum strip

Info

Publication number: CN217183501U
Application number: CN202220147438.2U
Authority: CN
Inventors: 陈其明; 龚德军; 张春发
Original assignee: Jiangxi Yasir Electric Appliance Co ltd
Current assignee: Jiangxi Yasir Electric Appliance Co ltd
Priority date: 2022-01-19
Filing date: 2022-01-19
Publication date: 2022-08-12
Anticipated expiration: 2032-01-19

Abstract

The utility model relates to the technical field of heaters, in particular to a corrosion-resistant PTC heater with a radiating aluminum strip, which comprises an aluminum pipe, a PTC heating sheet and a wiring terminal, wherein the outer side of the aluminum pipe is slidably connected with a finned radiator, the inner side of the finned radiator is fixedly connected with a heat-conducting aluminum sheet, the outer end of the finned radiator is fixedly connected with a connecting end sheet, the rear end of the connecting end sheet is slidably connected with a connecting threaded pipe, the rear end of the connecting threaded pipe is fixedly connected with a flow-guiding frame, the inner rear side of the flow-guiding frame is fixedly connected with a fixed plate, and the inner side of the fixed plate is fixedly connected with a flow-guiding fan. The service life of the PTC heater is prolonged.

Description

Corrosion-resistant PTC heater with heat dissipation aluminum strip

Technical Field

The utility model relates to a heater technical field specifically is a have corrosion-resistant PTC heater of heat dissipation aluminium strip.

Background

Along with the development of society, the application to PTC heater is more extensive, and PTC heat-generating body is called PTC heater again, adopts PTC ceramic heating element and aluminum pipe to constitute, and this type of PTC heat-generating body has the advantage that thermal resistance is little, heat exchange efficiency is high, is an automatic constant temperature, power saving electric heater, outstanding characteristics lie in the security performance, can not produce under any application circumstances such as the surface redness phenomenon of electric heat pipe type heater to arouse potential safety hazards such as scald, conflagration.

In the prior art, when the PTC heater is used, because the oxidation speed of the sheet metal plate radiator is higher than that of a heating wire, the service life of the PTC heater is shortened, and the long-term use of the PTC heater is not facilitated; and adopt sticky mode to assemble when PTC heater uses to influence the dismouting of PTC heater and use, and heat loss is great when the combination installation, is unfavorable for the installation of combination formula PTC heater and uses.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a have the corrosion-resistant PTC heater of heat dissipation aluminium strip to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a corrosion-resistant PTC heater with heat dissipation aluminium strip, includes aluminum pipe, PTC heating element and binding post, the inside sliding connection of aluminum pipe has the PTC heating element, the right-hand member electric connection of PTC heating element has binding post, the outside sliding connection of aluminum pipe has the finned radiator, the inboard fixedly connected with heat conduction aluminum sheet of finned radiator, the outer end fixedly connected with connecting end piece of finned radiator, the rear end sliding connection of connecting end piece has the connecting thread pipe, the rear end fixedly connected with water conservancy diversion frame of connecting thread pipe, the inside rear side fixedly connected with fixed plate of water conservancy diversion frame, the inboard fixed joint of fixed plate has the water conservancy diversion fan.

Preferably, the left side of the upper end of the finned radiator is fixedly connected with a first inserting frame, the right side of the upper end of the finned radiator is fixedly connected with a second inserting frame, the left side of the lower end of the finned radiator is fixedly connected with a first bolt, and the right side of the lower end of the finned radiator is fixedly connected with a second bolt.

Preferably, the inner side of the connecting end piece is connected with a connecting bolt in a sliding mode, and the connecting bolt is in spiral connection with the connecting threaded pipe.

Preferably, the inside front side of water conservancy diversion frame sliding connection has the filter frame, the inboard fixedly connected with of filter frame strains the dirt net.

Preferably, the upper end and the lower end of the finned radiator are both fixedly connected with combined end plates, and the combined end plates are heat-conducting metal plates.

Preferably, a core groove is formed in the inner side of the aluminum pipe, and the cross section of the core groove corresponds to the cross section of the PTC heating sheet in size.

Preferably, the outer side of the aluminum pipe is provided with a heat dissipation clamping groove, and the shape and size of the heat dissipation clamping groove correspond to the shape and size of the fin-shaped radiator.

Preferably, the first frame, the second frame, the first bolt and the second bolt are all provided with threaded holes on the inner sides.

Compared with the prior art, the beneficial effects of the utility model are that:

1. in the utility model, the heat conduction aluminum sheet is utilized to conduct heat to the finned radiator through the arranged heat conduction aluminum sheet, the diversion fan and the dust filter screen, the heating oxidation speed of the finned radiator is reduced, the heat in the finned radiator is quickly led out through the diversion fan, and the dust filter screen is utilized to filter impurities in the led-in air flow, so that the finned radiator can dissipate heat more stably, and the service life of the PTC heater is prolonged;

2. the utility model discloses in, through the first bolt that sets up, second bolt and combination end plate, utilize first bolt and the first connection of inserting the frame to insert the frame through the second bolt and the second is connected and can make the PTC heater carry out the built-up connection, make simultaneously through the combination end plate that sets up can zonulae occludens between the PTC heater, can reduce the heat consumption simultaneously, promote the practicality of PTC heater, and avoid sticky and the condition that is difficult to quick dismantlement takes place, the dismouting of the PTC heater of being convenient for is used.

Drawings

Fig. 1 is a schematic view of the overall installation structure of the present invention;

fig. 2 is a cross-sectional view of the mounting structure of fig. 1 in accordance with the present invention;

FIG. 3 is a top cross-sectional view of the mounting structure of FIG. 1 in accordance with the present invention;

figure 4 is the mounting structure right side view of the aluminum pipe of the present invention.

In the figure: 1. an aluminum tube; 2. a PTC heating sheet; 3. a wiring terminal; 4. a fin-shaped heat sink; 5. a heat conducting aluminum sheet; 6. connecting the end pieces; 7. connecting a threaded pipe; 8. a flow guide frame; 9. a fixing plate; 10. a flow guiding fan; 11. a first insertion frame; 12. a second insert frame; 13. a first latch; 14. a second bolt; 15. a connecting bolt; 16. a filter frame; 17. a dust filter screen; 18. a combined end plate; 19. a core groove; 20. heat dissipation draw-in groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Embodiment 1, please refer to fig. 1-4, the present invention provides a technical solution: a corrosion-resistant PTC heater with a radiating aluminum strip comprises an aluminum pipe 1, a PTC heating sheet 2 and a connecting terminal 3, wherein the PTC heating sheet 2 is connected inside the aluminum pipe 1 in a sliding manner, the connecting terminal 3 is electrically connected to the right end of the PTC heating sheet 2, a fin-shaped radiator 4 is connected outside the aluminum pipe 1 in a sliding manner, a heat-conducting aluminum sheet 5 is fixedly connected to the inner side of the fin-shaped radiator 4 and can conduct heat to the fin-shaped radiator 4, the heating oxidation speed of the fin-shaped radiator 4 is reduced, a connecting end sheet 6 is fixedly connected to the outer end of the fin-shaped radiator 4, a connecting threaded pipe 7 is connected to the rear end of the connecting end sheet 6 in a sliding manner, a flow guiding frame 8 is fixedly connected to the rear end of the connecting threaded pipe 7, a fixing plate 9 is fixedly connected to the inner rear side of the flow guiding frame 8, a flow guiding fan 10 is fixedly connected to the inner side of the fixing plate 9 and can improve the heat radiating speed of the fin-shaped radiator 4, thereby enabling the fin-shaped radiator 4 to fast radiate heat and reducing the oxidation speed, the left side of the upper end of the fin-shaped radiator 4 is fixedly connected with a first inserting frame 11, the right side of the upper end of the fin-shaped radiator 4 is fixedly connected with a second inserting frame 12, the left side of the lower end of the fin-shaped radiator 4 is fixedly connected with a first bolt 13, the right side of the lower end of the fin-shaped radiator 4 is fixedly connected with a second bolt 14, so as to be convenient for the combined installation and use of the PTC heater, the inner side of the connecting end piece 6 is slidably connected with a connecting bolt 15, the connecting bolt 15 is spirally connected with a connecting threaded pipe 7, so as to be convenient for the connection and the installation and the use of the fin-shaped radiator 4 and the flow guiding frame 8, the front side inside of the flow guiding frame 8 is slidably connected with a filter frame 16, the inner side of the filter frame 16 is fixedly connected with a dust screen 17, so as to be convenient for the filtration and the long-time use of the PTC heater, the upper end and the lower end of the fin-shaped radiator 4 are both fixedly connected with a combined end plate 18, and the combined end plate 18 is a heat-conducting metal plate, so that the PTC heaters can be conveniently connected and used, and the heat loss of the PTC heaters can be reduced.

Example 2: referring to fig. 4, the difference between the present embodiment and embodiment 1 is: the core groove 19 is formed in the inner side of the aluminum pipe 1, the cross section of the core groove 19 corresponds to the cross section of the PTC heating sheet 2 in size, the heat dissipation clamping groove 20 is formed in the outer side of the aluminum pipe 1, the shape and the size of the heat dissipation clamping groove 20 correspond to the shape and the size of the fin-shaped heat radiator 4, the aluminum pipe 1, the PTC heating sheet 2 and the fin-shaped heat radiator 4 can be conveniently disassembled and assembled for use, and therefore replacement cost of damaged parts is reduced.

The working process is as follows: when the device is used, an external power supply is adopted for supplying power, when the PTC heater is used, the connecting end sheet 6 is connected with the connecting threaded pipe 7 through the connecting bolt 15, so that the fin-shaped radiator 4 can be connected with the flow guide frame 8, the PTC heating sheet 2 is inserted into the aluminum pipe 1, and the aluminum pipe 1 is inserted into the inner side of the fin-shaped radiator 4, so that the PTC heater can be installed and used, the fin-shaped radiator 4 is convenient to disassemble and assemble, the replacement cost is reduced, meanwhile, the PTC heater can be connected with each other through the corresponding connection action of the first insertion frame 11, the second insertion frame 12, the first bolt 13 and the second bolt 14, so that the combined installation and use of the PTC heater are realized, the two PTC heaters can be connected with each other through the action of the arranged combined end plate 18, the heat loss of the PTC heater is reduced, meanwhile, the air flow can quickly dissipate the heat in the fin-shaped radiator 4 through the rotation of the flow guide fan 10, and the heat conduction aluminum sheet 5 can conduct heat conduction protection on the fin-shaped radiator 4, the heated oxidation speed of the fin-shaped radiator 4 is reduced, the service life of the PTC heater can be prolonged, and the long-time use of the PTC heater is facilitated.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a corrosion-resistant PTC heater with heat dissipation aluminium strip, includes aluminum pipe (1), PTC generate heat piece (2) and binding post (3), its characterized in that: the inside sliding connection of aluminum pipe (1) has PTC heating element (2), the right-hand member electric connection of PTC heating element (2) has binding post (3), the outside sliding connection of aluminum pipe (1) has finned radiator (4), the inboard fixedly connected with heat conduction aluminum sheet (5) of finned radiator (4), the outer end fixedly connected with connecting end piece (6) of finned radiator (4), the rear end sliding connection of connecting end piece (6) has connecting threaded pipe (7), the rear end fixedly connected with water conservancy diversion frame (8) of connecting threaded pipe (7), the inside rear side fixedly connected with fixed plate (9) of water conservancy diversion frame (8), the inboard fixed connection of fixed plate (9) has water conservancy diversion fan (10).

2. A corrosion resistant PTC heater with heat dissipating aluminum strips as claimed in claim 1, wherein: the radiator is characterized in that a first inserting frame (11) is fixedly connected to the left side of the upper end of the finned radiator (4), a second inserting frame (12) is fixedly connected to the right side of the upper end of the finned radiator (4), a first bolt (13) is fixedly connected to the left side of the lower end of the finned radiator (4), and a second bolt (14) is fixedly connected to the right side of the lower end of the finned radiator (4).

3. A corrosion resistant PTC heater with heat dissipating aluminum strips as claimed in claim 1, wherein: the inner side of the connecting end piece (6) is connected with a connecting bolt (15) in a sliding mode, and the connecting bolt (15) is connected with the connecting threaded pipe (7) in a spiral mode.

4. A corrosion resistant PTC heater with heat dissipating aluminum strips as claimed in claim 1, wherein: the inside front side sliding connection of water conservancy diversion frame (8) has filter frame (16), the inboard fixedly connected with of filter frame (16) strains dirt net (17).

5. A corrosion resistant PTC heater with heat dissipating aluminum strips as claimed in claim 1, wherein: the upper end and the lower end of the finned radiator (4) are fixedly connected with combined end plates (18), and the combined end plates (18) are heat-conducting metal plates.

6. A corrosion resistant PTC heater with heat dissipating aluminum strips as claimed in claim 1, wherein: a core groove (19) is formed in the inner side of the aluminum pipe (1), and the cross section of the core groove (19) corresponds to the cross section of the PTC heating sheet (2).

7. A corrosion resistant PTC heater with heat dissipating aluminum strips as claimed in claim 1, wherein: and a heat dissipation clamping groove (20) is formed in the outer side of the aluminum pipe (1), and the shape and the size of the heat dissipation clamping groove (20) correspond to those of the fin-shaped heat radiator (4).

8. A corrosion resistant PTC heater with heat dissipating aluminum strips as claimed in claim 2, wherein: the inner sides of the first inserting frame (11), the second inserting frame (12), the first bolt (13) and the second bolt (14) are all provided with threaded holes.