CN210980041U

CN210980041U - Convection type electric heater

Info

Publication number: CN210980041U
Application number: CN201921941706.2U
Authority: CN
Inventors: 穆玉彬; 张见荣; 姜国治; 林强
Original assignee: Yantai Simon West New Energy Technology Co ltd
Current assignee: Yantai Simon West New Energy Technology Co ltd
Priority date: 2019-11-11
Filing date: 2019-11-11
Publication date: 2020-07-10
Anticipated expiration: 2029-11-11

Abstract

A convection type electric heater comprises a heating box, a heating rod, an installation box, a cam, a first connecting table, a rack, a sliding rail, a sliding block, a second connecting table, an elastic piece, a supporting plate and a fan assembly; the heating rod is arranged in the heating box; the mounting box is arranged at the top of the heating box, and a driving device for driving the cam to rotate is arranged in the mounting box; the cam is connected with the first connecting table; the first connecting table and the second connecting table are respectively arranged at two ends of the rack; the rack is arranged on the sliding rail; the sliding rail is connected with the sliding block in a sliding manner; the sliding block is arranged on the installation box; the supporting plate is arranged on the inner wall of the installation box; two ends of the elastic part are respectively connected with the second connecting table and the supporting plate; the fan subassembly is provided with a plurality ofly side by side, and the fan subassembly includes second driven gear, aerofoil and installation axle. The utility model discloses a swing of aerofoil produces the air negative pressure, can accelerate air convection velocity on the one hand, and on the other hand can evenly fan hot-blast to the interior space, has improved the programming rate.

Description

Convection type electric heater

Technical Field

The utility model relates to an electric heater technical field especially relates to a to STREAMING electric heater.

Background

The electric heater is heating equipment capable of converting electric energy into heat energy, and is widely applied to indoor spaces of markets, schools, houses and the like due to convenience in use. The electric heater mainly comprises a PTC warm-air drier, a convection type electric heater and an electrothermal film electric heater.

The convection type electric heater has the advantages of high safety performance during operation and quiet operation, but has the disadvantages of slow temperature rise and uneven hot air output to the indoor space.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

For solving the technical problem who exists among the background art, the utility model provides a to STREAMING electric heater produces the air negative pressure through the swing of aerofoil, can accelerate air convection velocity on the one hand, and on the other hand can evenly fan to the interior space with hot-blast, has improved the programming rate.

(II) technical scheme

The utility model provides a convection type electric heater, which comprises a heating box, a heating rod, an installation box, a cam, a first connecting platform, a rack, a slide rail, a slide block, a second connecting platform, an elastic part, a supporting plate and a fan component;

the heating rod is arranged in the heating box; the bottom end of the heating box is provided with an air inlet, and the top end of the heating box is provided with an air outlet; the mounting box is arranged at the top of the heating box, and a driving device for driving the cam to rotate is arranged in the mounting box; the cam is connected with the first connecting table; the first connecting table and the second connecting table are respectively arranged at two ends of the rack; the rack is arranged on the sliding rail; the sliding rail is connected with the sliding block in a sliding manner; the sliding block is arranged on the installation box; the supporting plate is arranged on the inner wall of the installation box; two ends of the elastic part are respectively connected with the second connecting table and the supporting plate; the fan assemblies are arranged in parallel and comprise second driven gears, air plates and mounting shafts; the second driven gear and the wind plate are both arranged on the mounting shaft; the second driven gear is meshed with the rack and is positioned in the installation box; the air plate is positioned at the air outlet of the heating box; the installation axle rotates respectively with heating cabinet and install bin and is connected.

Preferably, the driving device comprises a driving mechanism, a driving gear, a first driven gear and a rotating shaft; the driving mechanism is arranged on the mounting box and is in transmission connection with the driving gear; the driving gear is meshed with the first driven gear; the first driven gear and the cam are both arranged on the rotating shaft; the rotating shaft is rotatably arranged on the installation box.

Preferably, the second connecting table is connected with a guide rod; the guide rod penetrates through the support plate and is connected with the support plate in a sliding mode.

Preferably, the elastic member is a compression spring, and the elastic member is disposed at an outer periphery of the guide bar.

Preferably, the inner wall of the heating box is provided with a first air deflector and a second air deflector; the first air deflector and the second air deflector are both arc-shaped plates; the first air deflector is positioned below the heating rod; the second air deflector is positioned above the heating rod.

Preferably, a first filter screen and a second filter screen are arranged in the heating box; the first filter screen is positioned below the heating rod; the second filter screen is positioned above the heating rod.

Preferably, the air inlet of the heating box is provided with a first grating, and the air outlet of the heating box is provided with a second grating.

Preferably, a touch display screen is arranged on the installation box; the touch display screen is respectively connected with the heating rod and the driving device in a control mode.

Preferably, the bottom of the heating box is provided with a travelling wheel; the installation box is provided with a handle.

The above technical scheme of the utility model has following profitable technological effect: the cam rotates under the driving action of the driving device to drive the first connecting table to move, and the first connecting table drives the rack and the sliding rail to slide on the sliding block. The elastic member is compressed between the second connecting stage and the support plate and stores elastic potential energy. The rack drives the second driven gear connected in a meshed mode to rotate, and the mounting shaft and the air plate rotate along with the second driven gear. The cam continues to rotate, the elastic piece gradually releases elastic potential energy and pushes the second connecting platform, the rack and the sliding rail to move reversely, and therefore reverse rotation of the air plate is achieved. The cam continuously rotates to realize the swing of the air plate, the air plate fans the air at the air outlet of the heating box, air negative pressure is manufactured at the air outlet, the speed of the air heated by the heating rod flowing towards the air outlet under the air pressure difference is increased, the flowing speed of the normal-temperature air from the air inlet into the heating box is also increased, the air convection speed of the electric heater is increased, and the air plate fans the indoor to ensure that the hot air is more uniformly diffused. The utility model discloses a swing of aerofoil produces the air negative pressure, can accelerate air convection velocity on the one hand, and on the other hand can evenly fan hot-blast to the interior space, has improved the programming rate.

Drawings

Fig. 1 is the utility model provides a structural schematic diagram of convection type electric heater.

Fig. 2 is the utility model provides a structural section view to STREAMING electric heater.

Fig. 3 is an enlarged view of a structure at a in fig. 2.

Reference numerals: 1. a heating box; 2. a heating rod; 3. installing a box; 4. a drive mechanism; 5. a driving gear; 6. a first driven gear; 7. a cam; 8. a rotating shaft; 9. a first connection station; 10. a rack; 11. a slide rail; 12. a slider; 13. a second connecting station; 14. an elastic member; 15. a guide bar; 16. a support plate; 17. a fan assembly; 171. a second driven gear; 172. a wind plate; 173. installing a shaft; 18. a first air deflector; 19. a second air deflector; 20. a first filter screen; 21. a second filter screen; 22. a first grid; 23. a second grid; 24. a touch display screen; 25. a traveling wheel; 26. a handle.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-3, the convection electric heater provided by the present invention comprises a heating box 1, a heating rod 2, a mounting box 3, a cam 7, a first connecting platform 9, a rack 10, a slide rail 11, a slider 12, a second connecting platform 13, an elastic member 14, a support plate 16 and a fan assembly 17;

the heating rod 2 is arranged inside the heating box 1; the bottom end of the heating box 1 is provided with an air inlet, and the top end is provided with an air outlet; the installation box 3 is arranged at the top of the heating box 1, and a driving device for driving the cam 7 to rotate is arranged in the installation box 3; the cam 7 is connected with the first connecting table 9; the first connecting platform 9 and the second connecting platform 13 are respectively arranged at two ends of the rack 10; the rack 10 is arranged on the slide rail 11; the slide rail 11 is connected with the slide block 12 in a sliding way; the slide block 12 is arranged on the installation box 3; the supporting plate 16 is arranged on the inner wall of the installation box 3; two ends of the elastic piece 14 are respectively connected with the second connecting platform 13 and the supporting plate 16; the fan assemblies 17 are arranged side by side, and each fan assembly 17 comprises a second driven gear 171, a wind plate 172 and a mounting shaft 173; the second driven gear 171 and the damper 172 are both provided on the mounting shaft 173; the second driven gear 171 is engaged with the rack 10 and is located in the installation box 3; the air plate 172 is positioned at the air outlet of the heating box 1; the mounting shaft 173 is rotatably connected to the heating box 1 and the mounting box 3, respectively.

The utility model discloses in, cam 7 rotates under drive arrangement's drive action, drives first joint table 9 and removes, and first joint table 9 drives rack 10 and slide rail 11 and slides on slider 12. The elastic member 14 is compressed between the second connecting stage 13 and the support plate 16 and stores elastic potential energy. The rack 10 rotates the second driven gear 171 engaged therewith, and the mounting shaft 173 and the damper 172 rotate with the second driven gear 171. The cam 7 continues to rotate, the elastic part 14 gradually releases the elastic potential energy and pushes the second connecting platform 13, the rack 10 and the slide rail 11 to move reversely, so that the reverse rotation of the wind plate 172 is realized. The cam 7 continuously rotates to realize the swing of the air plate 172, the air plate 172 blows towards the air outlet of the heating box 1, air negative pressure is manufactured at the air outlet, the flowing speed of the air heated by the heating rod 2 towards the air outlet under the air pressure difference is increased, the flowing speed of the normal-temperature air from the air inlet into the heating box 1 is also increased, the air convection speed of the electric heater is increased, the air plate 172 blows towards the indoor, and the diffusion of the hot air is more uniform. The utility model discloses a swing of aerofoil 172 produces the air negative pressure, on the one hand can accelerate air convection velocity, and on the other hand can evenly fan hot-blast to the interior space, has improved the programming rate.

In an alternative embodiment, the driving device comprises a driving mechanism 4, a driving gear 5, a first driven gear 6 and a rotating shaft 8; the driving mechanism 4 is arranged on the installation box 3 and is in transmission connection with the driving gear 5; the driving gear 5 is meshed with the first driven gear 6; the first driven gear 6 and the cam 7 are both arranged on the rotating shaft 8; the rotating shaft 8 is rotatably arranged on the installation box 3.

It should be noted that the output end of the driving mechanism 4 drives the driving gear 5 to rotate, the driving gear 5 drives the first driven gear 6 to rotate, and the rotating shaft 8 rotates along with the first driven gear 6, so as to realize the rotation of the cam 7 along with the rotating shaft 8.

In an alternative embodiment, the second connecting station 13 is connected with a guide bar 15; the guide rod 15 penetrates the support plate 16 and is slidably connected with the support plate 16.

It should be noted that, by providing the guide rod 15, the stability of the moving process of the rack 10, the slide rail 11 and the second connecting table 13 is improved.

In an alternative embodiment, the elastic member 14 is a compression spring, and the elastic member 14 is disposed at the outer circumference of the guide bar 15.

The elastic member 14 is provided on the outer periphery of the guide rod 15, and the elastic member 14 does not fall off from the guide rod 15, so that the positional stability is improved.

In an alternative embodiment, the inner wall of the heating box 1 is provided with a first air deflector 18 and a second air deflector 19; the first air deflector 18 and the second air deflector 19 are both arc-shaped plates; the first air deflector 18 is positioned below the heating rod 2; the second air deflector 19 is located above the heating rod 2.

It should be noted that, by arranging the first air deflector 18 and the second air deflector 19, the air can flow to the heating rod 2 for heating after being guided by the first air deflector 18 from the air inlet of the heating box 1, and the air heated by the heating rod 2 flows to the air outlet of the heating box 1 after being guided by the second air deflector 19, so that the air flow in the whole process is more stable and smooth.

In an alternative embodiment, the heating box 1 is internally provided with a first filter 20 and a second filter 21; the first filter screen 20 is positioned below the heating rod 2; a second filter 21 is located above the heating rod 2.

It should be noted that, by arranging the first filter screen 20 and the second filter screen 21, the indoor hair and cotton wool can be prevented from entering the heating box 1, the open fire caused by heating by the heating rod 2 is avoided, and the safety of the device during use is improved.

In an alternative embodiment, the heating box 1 is provided with a first grille 22 at the air inlet and a second grille 23 at the air outlet.

It should be noted that, by providing the first grid 22 and the second grid 23, the child is prevented from inserting the hand into the heating box 1, and the safety of the device during use is ensured.

In an alternative embodiment, the installation box 3 is provided with a touch display screen 24; the touch display screen 24 is respectively connected with the heating rod 2 and the driving device in a control mode.

It should be noted that the touch display screen 24 is arranged to control the start and stop of the driving device, so as to control the swing of the air plate 172, and control the operation of the heating rod 2, and the operation is simple and convenient.

In an alternative embodiment, the bottom of the heating box 1 is provided with a walking wheel 25; the mounting case 3 is provided with a handle 26.

It should be noted that, through setting up walking wheel 25 and handle 26, convenience of customers removes this electric heater, improves convenience and the flexibility that the electric heater used.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. A convection type electric heater is characterized by comprising a heating box (1), a heating rod (2), a mounting box (3), a cam (7), a first connecting table (9), a rack (10), a sliding rail (11), a sliding block (12), a second connecting table (13), an elastic piece (14), a supporting plate (16) and a fan component (17);

the heating rod (2) is arranged inside the heating box (1); the bottom end of the heating box (1) is provided with an air inlet, and the top end is provided with an air outlet; the installation box (3) is arranged at the top of the heating box (1), and a driving device for driving the cam (7) to rotate is arranged in the installation box (3); the cam (7) is connected with the first connecting table (9); the first connecting table (9) and the second connecting table (13) are respectively arranged at two ends of the rack (10); the rack (10) is arranged on the sliding rail (11); the slide rail (11) is connected with the slide block (12) in a sliding way; the sliding block (12) is arranged on the installation box (3); the supporting plate (16) is arranged on the inner wall of the installation box (3); two ends of the elastic piece (14) are respectively connected with the second connecting table (13) and the supporting plate (16); the fan assemblies (17) are arranged in parallel, and each fan assembly (17) comprises a second driven gear (171), a wind plate (172) and a mounting shaft (173); the second driven gear (171) and the air plate (172) are both arranged on the mounting shaft (173); the second driven gear (171) is meshed with the rack (10) and is positioned in the installation box (3); the air plate (172) is positioned at the air outlet of the heating box (1); the mounting shaft (173) is respectively connected with the heating box (1) and the mounting box (3) in a rotating way.

2. A convection type electric heater as claimed in claim 1, wherein the driving means comprises a driving mechanism (4), a driving gear (5), a first driven gear (6) and a rotating shaft (8); the driving mechanism (4) is arranged on the mounting box (3) and is in transmission connection with the driving gear (5); the driving gear (5) is meshed with the first driven gear (6); the first driven gear (6) and the cam (7) are both arranged on the rotating shaft (8); the rotating shaft (8) is rotatably arranged on the mounting box (3).

3. A convection electric heater as claimed in claim 1, wherein the second connection station (13) is connected with a guide bar (15); the guide rod (15) penetrates through the support plate (16) and is connected with the support plate (16) in a sliding mode.

4. A convection type electric heater as claimed in claim 3, wherein the elastic member (14) is a compression spring, and the elastic member (14) is disposed on the outer circumference of the guide bar (15).

5. A convection electric heater as claimed in claim 1, wherein the inner wall of the heating box (1) is provided with a first air deflector (18) and a second air deflector (19); the first air deflector (18) and the second air deflector (19) are both arc-shaped plates; the first air deflector (18) is positioned below the heating rod (2); the second air deflector (19) is positioned above the heating rod (2).

6. A convective electric heater according to claim 1, characterized in that inside the heating box (1) there are arranged a first filter (20) and a second filter (21); the first filter screen (20) is positioned below the heating rod (2); the second filter screen (21) is positioned above the heating rod (2).

7. A convection electric heater as claimed in claim 1, wherein the heating box (1) is provided with a first grille (22) at the air inlet and a second grille (23) at the air outlet.

8. A convection type electric heater as claimed in claim 1, wherein the mounting box (3) is provided with a touch display screen (24); the touch display screen (24) is respectively connected with the heating rod (2) and the driving device in a control mode.

9. A convection electric heater as claimed in claim 1, wherein the bottom of the heating box (1) is provided with walking wheels (25); the mounting box (3) is provided with a handle (26).