CN220023091U

CN220023091U - PTC electric heater with protection function

Info

Publication number: CN220023091U
Application number: CN202320615234.1U
Authority: CN
Inventors: 陆万明; 李建明; 金正云
Original assignee: ZHENJIANG DONGFANG ENERGY SAVING EQUIPMENT CO LTD
Current assignee: ZHENJIANG DONGFANG ENERGY SAVING EQUIPMENT CO LTD
Priority date: 2023-03-24
Filing date: 2023-03-24
Publication date: 2023-11-14
Anticipated expiration: 2033-03-24

Abstract

The utility model discloses a PTC electric heater with a protection function, which relates to the technical field of electric heaters and comprises a connecting column, wherein side connecting plates are arranged on two sides of the connecting column, fixing bolts are connected to the two side connecting plates in a threaded manner, one ends of the two fixing bolts, which are opposite, are connected with the inner threads of the connecting column, PTC heating plates are arranged between the two side connecting plates, and a movable slideway is arranged on the side connecting plates.

Description

PTC electric heater with protection function

Technical Field

The utility model relates to the technical field of electric heaters, in particular to a PTC electric heater with a protection function.

Background

Electrical heating is the process of converting electrical energy into thermal energy. Since the discovery that a power supply can generate a thermal effect through a wire, many inventors have worked around the world to research and manufacture various electric heating appliances. The development and popularization of electric heat are the same as other industries, and follow the following rule: gradually spreading from advanced countries to countries around the world; gradually developing from cities to rural areas; developing from collective use to home, to personal; products are developed from low to high. The electric heating appliances in the germination stage in the nineteenth century are mostly poor, and the earliest appearance is electric heating appliances for life.

When improving indoor temperature, can use the motor heater, however current some motor heater is when using, is the inside at the frame with motor hot plate installation generally all directly, and then can not be fine protect the electric heating piece, and then touch the motor hot plate and then cause the damage of electric heating piece when the transportation easily.

Disclosure of Invention

The utility model aims to at least solve one of the technical problems in the prior art, and provides a PTC electric heater with a protection function, which can solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a PTC electric heater with safeguard function, includes the spliced pole, the both sides of spliced pole all are provided with the side connecting plate, equal threaded connection has fixing bolt on two side connecting plates, the inside threaded connection of two opposite one ends of fixing bolt and spliced pole is provided with the PTC heating plate between two side connecting plates, has seted up the removal slide on the side connecting plate, the inside sliding connection who removes the slide has the removal slider, the one end fixed mounting who removes the slider and extend to the side connecting plate outside has the baffle ring, the surface contact of baffle ring and PTC heating plate.

Preferably, a positioning rod is fixedly arranged in the movable slideway, and the surface of the positioning rod is in sliding connection with the inside of the movable sliding block.

Preferably, a reset spring is movably sleeved on the surface of the positioning rod, two ends of the reset spring are fixedly connected with the movable slide block respectively, and one end of the reset spring, which is far away from the movable slide block, is fixedly connected with the inner wall of the movable slide way.

Preferably, the movable slide block is fixedly provided with an L-shaped toothed plate, and the L-shaped toothed plate is in sliding connection with the inside of the side connecting plate.

Preferably, the inside rotation of side connecting plate is connected with the axis of rotation, and the fixed gear wheel that cup joints on the surface of axis of rotation, the surface of gear wheel meshes with the surface of L shape pinion rack.

Preferably, the surface of the rotating shaft is fixedly sleeved with a small driving gear, the surface of the small driving gear is meshed with a driving toothed plate, and the driving toothed plate is in sliding connection with the inside of the side connecting plate.

Preferably, the inside sliding connection of side connecting plate has the push rod, and the push rod slides and runs through the side connecting plate and extends to the inside of side connecting plate, and the push rod extends to the inside one end of side connecting plate and drive pinion rack fixed connection.

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

(1) This PTC electric heater with safeguard function makes press pole, pinion drive gear and gear wheel reset, and then fixes the PTC heating plate, is convenient for supplementary fix the PTC heating plate, improves the fixed convenience of PTC heating plate and spliced pole, prevents that the PTC heating plate from breaking away from with the side connecting plate, is convenient for protect the PTC heating plate through the baffle ring simultaneously, and then prevents the striking to the PTC heating plate, improves the protection effect to the PTC heating plate, reduces the probability that the damage appears to the PTC heating plate.

(2) This PTC electric heater with safeguard function, through the setting of gear wheel, be convenient for control two removal sliders and two fender rings relative movement simultaneously, improve the convenience to two fender ring control, reduce the degree of difficulty to two fender ring control, convenient to use person operates.

Drawings

The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:

fig. 1 is a schematic structural view of a PTC electric heater with a protection function according to the present utility model;

FIG. 2 is an enlarged schematic view of the utility model at A in FIG. 1;

FIG. 3 is an internal schematic view of a side web of the present utility model;

fig. 4 is an enlarged schematic view of fig. 3B in accordance with the present utility model.

Reference numerals: 1. a connecting column; 2. PTC heating plate; 3. a baffle ring; 4. a side connection plate; 5. pressing a pressing rod; 6. a return spring; 7. a moving slideway; 8. a positioning rod; 9. moving the slide block; 10. driving the toothed plate; 11. an L-shaped toothed plate; 12. a large gear; 13. a rotating shaft; 14. a pinion drive gear; 15. and (5) fixing bolts.

Detailed Description

Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a PTC electric heater with safeguard function, includes spliced pole 1, and the both sides of spliced pole 1 all are provided with side connecting plate 4, and equal threaded connection has fixing bolt 15 on two side connecting plates 4, and the inside threaded connection of two opposite one ends of fixing bolt 15 and spliced pole 1.

The two side connecting plates 4 and the two connecting columns 1 are fixed by adopting a plurality of fixing bolts 15, so that the two connecting columns 1 and the two side connecting plates 4 are assembled conveniently.

A PTC heating plate 2 is arranged between the two side connecting plates 4, a movable slideway 7 is arranged on the side connecting plates 4, a movable sliding block 9 is connected in the movable slideway 7 in a sliding manner, a baffle ring 3 is fixedly arranged at one end of the movable sliding block 9 extending to the outside of the side connecting plates 4, and the baffle ring 3 is in contact with the surface of the PTC heating plate 2.

The inside fixed mounting who removes slide 7 has locating lever 8, locating lever 8's surface and the inside sliding connection who removes slider 9, reset spring 6 has been cup jointed on locating lever 8's the surface activity, reset spring 6's both ends respectively with remove slider 9 fixed connection, reset spring 6 keeps away from the one end and the inner wall fixed connection who removes slide 7 that remove slider 9, remove slider 9 on fixed mounting have L shape pinion rack 11, L shape pinion rack 11 at the inside sliding connection of side connecting plate 4, the inside rotation of side connecting plate 4 is connected with axis of rotation 13, fixed big gear 12 of cup jointing on axis of rotation 13's surface and the surface of L shape pinion rack 11 mesh, the fixed pinion 14 of cup jointing on axis of rotation 13's surface has meshed drive pinion rack 10, drive rack 10 is at the inside sliding connection of side connecting plate 4, the inside sliding connection of side connecting plate 4 has pressing rod 5, pressing rod 5 slides and runs through side connecting plate 4 and extends to the inside, pressing rod 5 extends to the inside one end and drive rack 10 fixed connection of side connecting plate 4.

When the PTC heating plate 2 is released and fixed, press the depression bar 5, make press the depression bar 5 to the inside slip of side connecting plate 4, and then make and press the pole 5 to promote the drive pinion 14 and remove, and then make drive pinion 10 drive little drive gear 14 rotate, make axis of rotation 13 and gear wheel 12 follow little drive gear 14 and rotate, and then make two L shape pinion 11 move in opposite directions, and then make two L shape pinion 11 drive two removal sliders 9 slide in the inside of two removal slides 7 respectively, and then make two removal sliders 9 remove on the surface of two locating levers 8, make two removal sliders 9 extrude two reset springs 6, and then two baffle rings 3 move in opposite directions, and then make two baffle rings 3 and PTC heating plate 2's both sides do not contact, when assisting fixedly to PTC heating plate 2, make removal sliders 9 and gear wheel 3 carry out relative movement through the elasticity of two reset springs 6, and then make two L shape pinion 11 move in opposite directions, make and press pole 5, gear wheel 14 and gear wheel 12 carry out the reduction of being convenient for the PTC plate 2 and the heating plate 2, and prevent that PTC heating plate 2 from damaging PTC heating plate 2 from being broken, and PTC heating plate 2 is fixed, and PTC heating plate 2 is further heating plate 2 is prevented from being broken by the fixed to the side, PTC heating plate 2 is heated and the improvement and PTC heating plate 2 is easy to be connected.

Through gear wheel 12's setting, be convenient for two removal slider 9 and two backing rings 3 relative movement of simultaneous control, improve the convenience of controlling two backing rings 3, reduce the degree of difficulty of controlling two backing rings 3, convenient to use person operates.

Working principle:

when the PTC heating plate 2 is released to be fixed, the pressing rod 5 is pressed, the pressing rod 5 slides towards the inside of the side connecting plate 4, the pressing rod 5 is further pushed to move the driving toothed plate 10, the driving toothed plate 10 is further driven to rotate by the small driving gear 14, the rotating shaft 13 and the large gear 12 are further driven to rotate by following the small driving gear 14, the two L-shaped toothed plates 11 are further moved back to back, the two L-shaped toothed plates 11 are further driven to drive the two movable sliding blocks 9 to slide in the two movable sliding ways 7 respectively, the two movable sliding blocks 9 are further moved on the surfaces of the two positioning rods 8, the two movable sliding blocks 9 are further pushed to press the two reset springs 6, the two baffle rings 3 are further moved back to back, the two baffle rings 3 are further not contacted with the two sides of the PTC heating plate 2, the movable sliding blocks 9 and the large gear 3 are further moved relatively by the elasticity of the two reset springs 6 when the PTC heating plate 2 is subjected to auxiliary fixation, the two L-shaped toothed plates 11 are further moved relatively, the pressing rod 5, the small driving gear 14 and the large gear 12 are further reset to reset the PTC heating plate 2 is further fixed, and the PTC heating plate 2 is further facilitated to be fixed.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims

1. The utility model provides a PTC electric heater with safeguard function, includes spliced pole (1), its characterized in that: the connecting column is characterized in that the connecting column (1) is arranged on two sides of the connecting column (1), the side connecting plates (4) are connected with fixing bolts (15) in a threaded mode, one ends of the two fixing bolts (15) are opposite to the connecting column (1) in a threaded mode, PTC heating plates (2) are arranged between the two side connecting plates (4), movable sliding ways (7) are arranged on the side connecting plates (4), movable sliding blocks (9) are connected in a sliding mode, the movable sliding blocks (9) extend to one ends of the outer portions of the side connecting plates (4) to be fixedly provided with baffle rings (3), and the baffle rings (3) are in surface contact with the PTC heating plates (2).

2. A PTC electric heater with protection function according to claim 1, wherein: the inside of the movable slideway (7) is fixedly provided with a positioning rod (8), and the surface of the positioning rod (8) is in sliding connection with the inside of the movable sliding block (9).

3. A PTC electric heater with protection function according to claim 2, wherein: the surface of the positioning rod (8) is movably sleeved with a reset spring (6), two ends of the reset spring (6) are fixedly connected with the movable slide block (9) respectively, and one end, away from the movable slide block (9), of the reset spring (6) is fixedly connected with the inner wall of the movable slide way (7).

4. A PTC electric heater with protection function according to claim 3, wherein: an L-shaped toothed plate (11) is fixedly arranged on the movable sliding block (9), and the L-shaped toothed plate (11) is in sliding connection with the inside of the side connecting plate (4).

5. A PTC electric heater with protection function according to claim 4, wherein: the inside rotation of side connecting plate (4) is connected with axis of rotation (13), has fixedly cup jointed gear wheel (12) on the surface of axis of rotation (13), and the surface of gear wheel (12) meshes with the surface of L shape pinion rack (11).

6. A PTC electric heater with protection function according to claim 5, wherein: the surface of the rotating shaft (13) is fixedly sleeved with a small driving gear (14), the surface of the small driving gear (14) is meshed with a driving toothed plate (10), and the driving toothed plate (10) is in sliding connection with the inside of the side connecting plate (4).

7. A PTC electric heater with protection function according to claim 6, wherein: the inside sliding connection of side connecting plate (4) has presses down pole (5), presses down pole (5) slip and runs through side connecting plate (4) and extend to inside side connecting plate (4), presses down the one end that pole (5) extends to inside side connecting plate (4) and drive pinion rack (10) fixed connection.