CN216820116U

CN216820116U - PTC heater with high-efficient heat exchange effect

Info

Publication number: CN216820116U
Application number: CN202220060103.7U
Authority: CN
Inventors: 程超; 程卫国
Original assignee: Jiangsu Qicheng Electric And Thermal Technology Co ltd
Current assignee: Jiangsu Qicheng Electric And Thermal Technology Co ltd
Priority date: 2022-01-11
Filing date: 2022-01-11
Publication date: 2022-06-24
Anticipated expiration: 2032-01-11

Abstract

The utility model provides a PTC heater with a high-efficiency heat exchange effect, and relates to the technical field of PTC heaters. This PTC heater with high-efficient heat exchange effect, including PTC heater body and installing frame, the inside fixedly connected with baffle of installing frame, the inside extension board that is equipped with of PTC heater body, extension board bottom fixedly connected with connecting plate, the connecting plate both sides are provided with the centre gripping subassembly, the connecting block of the equal fixedly connected with in PTC heater body both sides and centre gripping subassembly looks adaptation, this PTC heater with high-efficient heat exchange effect, when the connecting plate descends, because the connecting plate outside rotates and is connected with the rotor plate, rotates the gyro wheel that is connected with in the rotor plate outside, through gyro wheel and contact block contact to promote the rotor plate through the third spring, make the connecting plate descend, inside the mounting groove that the rotor plate inserted the connecting block outside and offered, the cooperation inserted bar was fixed PTC heater body both sides.

Description

PTC heater with high-efficient heat exchange effect

Technical Field

The utility model relates to a heater technology, in particular to a PTC heater with a high-efficiency heat exchange effect, and belongs to the technical field of PTC heaters.

Background

PTC is an english abbreviation of "Positive Temperature Coefficient coeffient". In 1950, after the PTC ferroelectric effect of BaTiO3 ceramic was first discovered, the research of the mechanism of this phenomenon has been a subject of attention. PTC has gone through a course of more than 20 years from theoretical development to industrial production, and the mass use of PTC products is a matter of nearly 40 years. PTC technology has become an important component of modern industry today. As a novel thermistor material, the main application of the thermistor material can be divided into two categories of switch and heating.

When installing, the PTC heater often carries out fixed mounting with it and outside through the bolt, when needs are dismantled, dismantles the PTC heater through mounting tool, and complex operation is not convenient for install fast and dismantle at the dismantlement in-process, easily damages the PTC heater body when operating personnel dynamics is too big simultaneously, and the PTC heater can't use.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims to provide a PTC heater with a high-efficiency heat exchange effect for solving the problems that in the prior art, when the PTC heater is installed, the PTC heater is often fixedly installed with the outside through bolts, when the PTC heater needs to be disassembled, the PTC heater is disassembled through an installation tool, the operation is complicated in the disassembling process, the PTC heater is inconvenient to install and disassemble quickly, and meanwhile, when the force of an operator is too large, the PTC heater body is easy to damage, and the PTC heater cannot be used.

(II) technical scheme

In order to achieve the purpose, the utility model is realized by the following technical scheme: PTC heater with high-efficient heat exchange effect, including PTC heater body and installing frame, the inside fixedly connected with baffle of installing frame, the inside extension board that is equipped with of PTC heater body, extension board bottom fixedly connected with connecting plate, the connecting plate both sides are provided with the centre gripping subassembly, the equal fixedly connected with in PTC heater body both sides and the connecting block of centre gripping subassembly looks adaptation, the equal fixedly connected with fixed block in installing frame both ends, the inside cover of fixed block has the inserted bar, be equipped with fixed subassembly between inserted bar and the fixed block, the equal fixedly connected with fixture block in PTC heater body both ends, the draw-in groove is seted up in the fixture block outside, draw-in groove and inserted bar looks adaptation.

Preferably, fixed subassembly includes the limiting plate, the inserted bar run through the fixed block and with fixed block swing joint, the spacing groove has been seted up in the fixed block outside, the inserted bar run through the installing frame and with PTC heater body swing joint, limiting plate fixed connection is in the inserted bar outside, is favorable to spacing through the limiting plate to the inserted bar.

Preferably, fixed subassembly still includes the pulling plate, the pulling plate rotates to be connected in inserted bar one end, be equipped with first spring between pulling plate and the fixed block, the inserted bar outside is located to first spring housing, first spring both ends respectively with pulling plate and fixed block fixed connection, the limiting plate sets up in limiting groove inside and through limiting groove and fixed block sliding connection, is favorable to pulling the pulling plate through the first spring between pulling plate and the fixed block to it fixes to make the inserted bar insert the fixture block.

Preferably, connecting plate bottom fixedly connected with telescopic link, telescopic link and the inside bottom fixed connection of installing frame, telescopic link outside cover is equipped with the second spring, second spring both ends are connecting plate and installing frame fixed connection respectively, are favorable to promoting the connecting plate through the second spring and rise, and the follow-up dismantlement of being convenient for.

Preferably, the centre gripping subassembly includes the rotor plate, the rotor plate rotates with the connecting plate to be connected, the rotor plate outside is rotated and is connected with the gyro wheel, installing frame inner wall fixedly connected with contact block, contact block contacts with the gyro wheel, is favorable to contacting through contact block and gyro wheel to extrude the rotor plate.

Preferably, the clamping assembly further comprises a third spring, two ends of the third spring are respectively fixedly connected with the rotating plate and the support plate, the mounting groove is formed in the outer side of the connecting block, and the rotating plate is matched with the mounting groove, so that the rotating plate is matched with the connecting block to clamp the PTC heater body.

Preferably, the standing groove has been seted up at the baffle top, the inside fin that is provided with of standing groove, fin and baffle fixed connection, the ventilation groove has all been seted up to the installing frame both sides, the equal fixedly connected with mount pad in installing frame both ends is favorable to carrying out the heat dissipation through the fin to the PTC heater body and handles.

The utility model provides a PTC heater with high-efficiency heat exchange effect, which has the following beneficial effects:

1. this PTC heater with high-efficient heat exchange effect, when the connecting plate descends, because the connecting plate outside is rotated and is connected with the rotor plate, rotates some gyro wheels of being connected in the rotor plate outside, through gyro wheel and contact piece contact to promote the rotor plate through the third spring, make the connecting plate descend, inside the mounting groove that the rotor plate inserted the connecting block outside and seted up, the cooperation inserted bar was fixed PTC heater body both sides.

2. This PTC heater with high-efficient heat exchange effect is provided with the fin through the standing groove of seting up at the baffle after PTC heater body installation, carries out the heat conduction to PTC heater body through the fin to set up through the installing frame outside and put the radiating groove, to accelerating the air flow, make the effect that reaches the high-efficient heat exchange, carry out fixed mounting through the bolt to the mount pad.

Drawings

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

FIG. 2 is a schematic structural diagram of a mounting frame according to the present invention;

FIG. 3 is a schematic view of a clamping assembly according to the present invention;

FIG. 4 is a schematic view of a fixing assembly according to the present invention.

In the figure: 1. a PTC heater body; 2. installing a frame; 3. a fixed block; 4. a clamping block; 5. inserting a rod; 6. a first spring; 7. a limiting plate; 8. a limiting groove; 9. pulling the movable plate; 10. a support plate; 11. a telescopic rod; 12. A second spring; 13. a connecting plate; 14. a rotating plate; 15. a roller; 16. a contact block; 17. a third spring; 18. connecting blocks; 19. a partition plate; 20. a heat sink; 22. and (7) mounting a seat.

Detailed Description

Embodiments of the present invention provide a PTC heater having an efficient heat exchange effect.

Referring to fig. 1, 2, 3 and 4, the PTC heater comprises a PTC heater body 1 and a mounting frame 2, a partition plate 19 is fixedly connected inside the mounting frame 2, a support plate 10 is arranged inside the PTC heater body 1, a connecting plate 13 is fixedly connected at the bottom of the support plate 10, clamping assemblies are arranged at two sides of the connecting plate 13, connecting blocks 18 matched with the clamping assemblies are fixedly connected at two sides of the PTC heater body 1, fixing blocks 3 are fixedly connected at two ends of the mounting frame 2, an inserting rod 5 is sleeved inside the fixing block 3, a fixing assembly is arranged between the inserting rod 5 and the fixing block 3, clamping blocks 4 are fixedly connected at two ends of the PTC heater body 1, clamping grooves are formed at the outer sides of the clamping blocks 4 and matched with the inserting rod 5, the fixing assembly comprises a limiting plate 7, the inserting rod 5 penetrates through the fixing block 3 and is movably connected with the fixing block 3, a limiting groove 8 is formed at the outer side of the fixing block 3, the inserting rod 5 penetrates through the mounting frame 2 and is movably connected with the PTC heater body 1, limiting plate 7 fixed connection is in the 5 outsides of inserted bar, be favorable to spacing inserted bar 5 through limiting plate 7, fixed subassembly still includes pulling plate 9, pulling plate 9 rotates to be connected in 5 one ends of inserted bar, be equipped with first spring 6 between pulling plate 9 and the fixed block 3, the 5 outsides of inserted bar is located to first spring 6 cover, 6 both ends of first spring respectively with pulling plate 9 and fixed block 3 fixed connection, limiting plate 7 sets up in 8 insides of spacing groove and through spacing groove 8 and fixed block 3 sliding connection, be favorable to spurting pulling plate 9 through first spring 6 between pulling plate 9 and the fixed block 3, thereby make inserted bar 5 can insert fixture block 4 and fix.

Specifically, the PTC heater body 1 is pressed into the mounting frame 2, the PTC heater body 1 is limited by the clamping components at two sides of the support plate 10 (the clamping components are further explained below), the pull plate 9 is pulled to drive the insertion rod 5 to move outside the fixed block 3, the insertion rod 5 slides inside the limiting groove 8 formed at the outside of the fixed block 3 through the limiting plate 7 due to the fixed connection of the limiting plate 7 at the outside of the insertion rod 5, when the insertion rod 5 slides to the bottom of the limiting groove 8, the insertion rod 5 is rotated to keep the limiting plate 7 vertical to the ground, so as to limit the insertion rod 5, after the PTC heater body 1 is pressed in place, the insertion rod 5 is rotated to pull the first spring 6 fixedly connected between the pull plate 9 and the fixed block 3, so as to insert the insertion rod 5 into the clamping groove formed by the clamping block 4 fixedly connected with two ends of the PTC heater body 1, thereby carry out the centre gripping to PTC heater body 1 and fix, thereby be favorable to installing fixedly, the simple operation.

Referring to fig. 1, 2 and 3 again, an expansion link 11 is fixedly connected to the bottom of a connecting plate 13, the expansion link 11 is fixedly connected to the bottom end inside a mounting frame 2, a second spring 12 is sleeved outside the expansion link 11, two ends of the second spring 12 are respectively fixedly connected to the connecting plate 13 and the mounting frame 2, which is beneficial to pushing the connecting plate 13 to ascend through the second spring 12, so as to facilitate subsequent disassembly, a clamping assembly comprises a rotating plate 14, the rotating plate 14 is rotatably connected to the connecting plate 13, a roller 15 is rotatably connected to the outer side of the rotating plate 14, a contact block 16 is fixedly connected to the inner wall of the mounting frame 2, the contact block 16 is in contact with the roller 15, which is beneficial to being in contact with the roller 15 through the contact block 16, so as to extrude the rotating plate 14, the clamping assembly further comprises a third spring 17, two ends of the third spring 17 are respectively fixedly connected to the rotating plate 14 and the supporting plate 10, a mounting groove is formed outside a connecting block 18, the rotating plate 14 is fitted to the mounting groove so that the rotating plate 14 engages the connecting block 18 to hold the PTC heater body 1.

Specifically, when PTC heater body 1 is pressed, be provided with second spring 12 between connecting plate 13 and the fixed block 3 through extension board 10 bottom fixed connection, shrink through second spring 12, make extension board 10 and connecting plate 13 descend, when connecting plate 13 descends, because connecting plate 13 outside is rotated and is connected with rotor plate 14, rotate some gyro wheels 15 of being connected in the rotor plate 14 outside, contact piece 16 contact through gyro wheel 15, and promote rotor plate 14 through third spring 17, make connecting plate 13 descend, inside rotor plate 14 inserted the mounting groove of seting up in the connecting block 18 outside, cooperation inserted bar 5 is fixed PTC heater body 1 both sides.

Referring to fig. 1 and 2 again, a placing groove is formed in the top of the partition plate 19, a heat sink 20 is arranged in the placing groove, the heat sink 20 is fixedly connected with the partition plate 19, ventilation grooves are formed in both sides of the mounting frame 2, and mounting seats 22 are fixedly connected to both ends of the mounting frame 2, so that the heat sink 20 can be used for heat dissipation of the PTC heater body 1.

Specifically, after the PTC heater body 1 is installed, the heat radiating fins 20 are arranged in the placing grooves formed in the partition plate 19, the heat of the PTC heater body 1 is conducted through the heat radiating fins 20, and the heat radiating grooves are formed in the outer side of the installing frame 2, so that the air flow is accelerated, the efficient heat exchange effect is achieved, and the installing seat 22 is fixedly installed through bolts.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. PTC heater with high-efficient heat exchange effect, including PTC heater body (1) and installing frame (2), its characterized in that: the utility model discloses a PTC heater, including installing frame (2), inside fixedly connected with baffle (19), PTC heater body (1) inside is equipped with extension board (10), extension board (10) bottom fixedly connected with connecting plate (13), connecting plate (13) both sides are provided with the centre gripping subassembly, connecting block (18) of the equal fixedly connected with in PTC heater body (1) both sides and centre gripping subassembly looks adaptation, the equal fixedly connected with fixed block (3) in installing frame (2) both ends, the inside cover of fixed block (3) has inserted bar (5), be equipped with fixed subassembly between inserted bar (5) and fixed block (3), the equal fixedly connected with fixture block (4) in PTC heater body (1) both ends, the draw-in groove is seted up in the fixture block (4) outside, draw-in groove and inserted bar (5) looks adaptation.

2. A PTC heater with a high efficiency heat exchange effect according to claim 1, wherein: fixed subassembly includes limiting plate (7), inserted bar (5) run through fixed block (3) and with fixed block (3) swing joint, spacing groove (8) have been seted up in fixed block (3) outside, inserted bar (5) run through installing frame (2) and with PTC heater body (1) swing joint, limiting plate (7) fixed connection is in the inserted bar (5) outside.

3. A PTC heater with a high efficiency heat exchange effect according to claim 2, wherein: fixed subassembly still includes pulling board (9), pulling board (9) rotate to be connected in inserted bar (5) one end, be equipped with first spring (6) between pulling board (9) and fixed block (3), the inserted bar (5) outside is located in first spring (6) cover, first spring (6) both ends respectively with pulling board (9) and fixed block (3) fixed connection, limiting plate (7) set up in spacing groove (8) inside and through spacing groove (8) and fixed block (3) sliding connection.

4. A PTC heater with a high efficiency heat exchange effect according to claim 1, wherein: connecting plate (13) bottom fixedly connected with telescopic link (11), telescopic link (11) and the inside bottom fixed connection of installing frame (2), telescopic link (11) outside cover is equipped with second spring (12), second spring (12) both ends are connecting plate (13) and installing frame (2) fixed connection respectively.

5. A PTC heater with a high efficiency heat exchange effect according to claim 4, wherein: the centre gripping subassembly includes rotor plate (14), rotor plate (14) rotate with connecting plate (13) and are connected, rotor plate (14) outside is rotated and is connected with gyro wheel (15), installing frame (2) inner wall fixedly connected with contact piece (16), contact piece (16) contact with gyro wheel (15).

6. A PTC heater with a high efficiency heat exchange effect according to claim 5, wherein: the clamping assembly further comprises a third spring (17), two ends of the third spring (17) are fixedly connected with the rotating plate (14) and the support plate (10) respectively, an installation groove is formed in the outer side of the connecting block (18), and the rotating plate (14) is matched with the installation groove.

7. A PTC heater with a high efficiency heat exchange effect according to claim 1, wherein: the mounting frame is characterized in that a placing groove is formed in the top of the partition plate (19), cooling fins (20) are arranged inside the placing groove, the cooling fins (20) are fixedly connected with the partition plate (19), ventilating grooves are formed in two sides of the mounting frame (2), and mounting seats (22) are fixedly connected to two ends of the mounting frame (2).