CN212970132U

CN212970132U - PTC electric heater

Info

Publication number: CN212970132U
Application number: CN202022286505.2U
Authority: CN
Inventors: 曹卫; 文娟
Original assignee: Hunan Changfeng Automobile Air Conditioning Co Ltd
Current assignee: Hunan Changfeng Automobile Air Conditioning Co Ltd
Priority date: 2020-10-15
Filing date: 2020-10-15
Publication date: 2021-04-13
Anticipated expiration: 2030-10-15

Abstract

The utility model discloses a PTC electric heater, including stainless steel metal framework, PTC generate heat piece and right side fixed strip piece, stainless steel metal framework's four corners is fixed with the fixed mounting piece, and stainless steel metal framework's inside has seted up the inside groove, the left end of lower part depression bar is connected with the fixed strip piece in left side, the fixed strip piece in right side is connected in the right-hand member of lower part depression bar, and the upper and lower both ends of the fixed strip piece in right side have seted up fixing hole, the middle part of the fixed strip piece in right side is provided with high temperature resistant stop collar, and the outside of high temperature resistant stop collar is provided with high temperature resistant plug spring mouth. This PTC electric heater is provided with stainless steel metal frame, and the PTC to inside that can be better through stainless steel metal frame generates heat the piece and protects, can avoid causing the damage and arouse the conflagration to all the other spare parts in the heating process to be convenient for install the device through fixed mounting piece, the fixed strip piece in left side and the fixed strip piece in right side, the installation for the staff brings conveniently.

Description

PTC electric heater

Technical Field

The utility model relates to an electric heater technical field specifically is a PTC electric heater.

Background

The electric heating is the induction heating equipment which has the highest heating efficiency, the fastest heating speed, low consumption, energy conservation and environmental protection for the metal materials at present. Electric heating is also known as a high-frequency heater, a high-frequency induction heating device, a high-frequency induction heating apparatus, a high-frequency heating power supply, a high-frequency power supply, and a high-frequency electric furnace. High frequency welding machines, high frequency induction heating machines, high frequency induction heaters (welders), and the like, in addition to medium frequency induction heating devices, ultrahigh frequency induction heating devices, and the like. The application range is very wide.

The PTC electric heater in the market is mostly not provided with a protection structure, so that danger is easily caused in the using process, time and labor are wasted when most PTC electric heaters are installed, the PTC electric heaters are inconvenient to use, trouble is brought to workers, and therefore the PTC electric heater is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a PTC electric heater to the PTC electric heater in the market that proposes in solving above-mentioned background art does not set up protective structure mostly, makes and causes danger easily in the use, and mostly all installs and waste time and energy, and is comparatively inconvenient, has brought troublesome problem for the staff.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a PTC electric heater, includes stainless steel metal framework, PTC generate heat piece and the fixed strip piece in right side, stainless steel metal framework's four corners is fixed with the fixed mounting piece, and stainless steel metal framework's inside has seted up the inside groove, PTC generates heat the piece and distributes in the middle part of inside groove, and the PTC generates heat the middle part of piece and is connected with the fixing clip strip, the upside distribution of PTC generate heat piece has the upper portion depression bar, and the downside distribution of PTC generate heat piece has the lower part depression bar, the left end of lower part depression bar is connected with the fixed strip piece in left side, and the bottom of the fixed strip piece in left side is provided with thermal-insulated plate, the right side is fixed the strip piece and is connected in the right-hand member of lower part depression bar, and the upper and lower both ends of the fixed strip piece in right side have seted up fixing hole, the middle.

Preferably, the PTC heating sheets form an embedded structure through the inner grooves and the stainless steel metal frame, and the PTC heating sheets are distributed in an equidistant manner.

Preferably, be fixed connection between fixing clip strip and the PTC heating piece, and fixing clip strip is provided with three to be vertical form between fixing clip strip and the PTC heating piece and distribute.

Preferably, the left side fixing strip block is fixedly connected with the heat insulation plate block, and the left side fixing strip block and the heat insulation plate block are distributed in a parallel manner.

Preferably, the right side fixed bar block forms a fixed structure through the lower portion pressure lever and the left side fixed bar block, and the right side fixed bar block and the left side fixed bar block are symmetrically distributed about the vertical central axis of the lower portion pressure lever.

Preferably, the high-temperature-resistant inserting spring openings and the high-temperature-resistant limiting sleeve are of an integrated structure, and the high-temperature-resistant inserting spring openings are distributed in an equidistant mode.

Compared with the prior art, the beneficial effects of the utility model are that: the PTC electric heater is provided with the stainless steel metal frame, the PTC heating sheet in the PTC electric heater can be well protected through the stainless steel metal frame, the fire caused by damage to other parts in the heating process can be avoided, the device is convenient to mount through the fixed mounting sheet, the left fixing strip block and the right fixing strip block, and convenience is brought to mounting of workers;

the PTC electric heater is provided with the fixed mounting sheet, workers can conveniently mount and fix the stainless steel metal frame through the fixed mounting sheet, convenience is brought to the installation of the workers, other external parts can be insulated through the fixed mounting sheet, the damage or ignition of the other external parts due to overhigh temperature can be prevented, and the safety performance of the device is greatly improved;

this PTC electric heater is provided with through upper portion depression bar and lower part depression bar, can play the spacing fixed of the piece that generates heat to PTC through upper portion depression bar and lower part depression bar, can prevent effectively that PTC from generating heat the piece and drop by oneself to can also play the effect of connecting left side fixed strip piece and right side fixed strip piece through upper portion depression bar and lower part depression bar, can heighten the stability of device.

Drawings

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

FIG. 2 is a schematic top view of the left fixing bar of the present invention;

fig. 3 is a schematic view of the left side fixing strip of the present invention.

In the figure: 1. a stainless steel metal frame; 2. fixing the mounting plate; 3. an inner tank; 4. a PTC heating sheet; 5. fixing the clamping strip; 6. an upper compression bar; 7. a lower compression bar; 8. the left side is fixed with a bar block; 9. a heat insulation plate block; 10. a bar block is fixed on the right side; 11. a fixing through hole; 12. a high temperature resistant stop collar; 13. high temperature resistant spring inserting port.

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.

Referring to fig. 1-3, the present invention provides a technical solution: a PTC electric heater comprises a stainless steel metal frame 1, a fixed mounting piece 2, an inner groove 3, a PTC heating piece 4, a fixed clamping strip 5, an upper pressure rod 6, a lower pressure rod 7, a left side fixed strip 8, a heat insulation plate 9, a right side fixed strip 10, a fixed through hole 11, a high temperature resistant limit sleeve 12 and a high temperature resistant inserting spring port 13, wherein the fixed mounting piece 2 is fixed at four corners of the stainless steel metal frame 1, the inner groove 3 is arranged in the stainless steel metal frame 1, the PTC heating piece 4 is distributed in the middle of the inner groove 3, the fixed clamping strip 5 is connected with the middle part of the PTC heating piece 4, the PTC heating piece 4 forms an embedded structure with the stainless steel metal frame 1 through the inner groove 3, the PTC heating pieces 4 are distributed in an equidistant manner, the fixed clamping strip 5 is fixedly connected with the PTC heating piece 4, the fixed clamping strip 5 is provided with three strips, and the fixed clamping strip 5 is vertically distributed with the PTC heating piece 4, the stainless steel metal frame 1 can be conveniently installed and fixed by workers through the fixed installation sheet 2, convenience is brought to installation of the workers, other external parts can be insulated through the fixed installation sheet 2, damage or ignition of the other external parts due to overhigh temperature can be prevented, safety performance of the device is greatly improved, the PTC heating sheet 4 can be conveniently limited and installed through the inner groove 3, and the PTC heating sheet can be fixed through the fixing clamping strip 5 during installation, so that stability of the device is greatly improved;

an upper pressure rod 6 is distributed on the upper side of the PTC heating sheet 4, a lower pressure rod 7 is distributed on the lower side of the PTC heating sheet 4, a left fixing strip 8 is connected to the left end of the lower pressure rod 7, a heat insulation plate 9 is arranged at the bottom of the left fixing strip 8, the left fixing strip 8 is fixedly connected with the heat insulation plate 9, the left fixing strip 8 is distributed in parallel with the heat insulation plate 9, the PTC heating sheet 4 can be limited and fixed through the upper pressure rod 6 and the lower pressure rod 7, the PTC heating sheet 4 can be effectively prevented from falling off automatically, the left fixing strip 8 and the right fixing strip 10 can be connected through the upper pressure rod 6 and the lower pressure rod 7, the stability of the device can be improved, and the heat insulation effect can be achieved through the heat insulation plate 9;

the right fixing strip 10 is connected to the right end of the lower pressing rod 7, fixing through holes 11 are formed in the upper end and the lower end of the right fixing strip 10, the right fixing strip 10 forms a fixing structure through the lower pressing rod 7 and the left fixing strip 8, the right fixing strip 10 and the left fixing strip 8 are symmetrically distributed around a vertical central axis of the lower pressing rod 7, and the right fixing strip 10 can be fixed conveniently through the fixing through holes 11;

the middle part of the right side fixing strip block 10 is provided with a high temperature resistant limiting sleeve 12, the outer side of the high temperature resistant limiting sleeve 12 is provided with a high temperature resistant inserting spring port 13, the high temperature resistant inserting spring port 13 and the high temperature resistant limiting sleeve 12 are of an integrated structure, the high temperature resistant inserting spring ports 13 are distributed in an equidistant mode, the high temperature resistant limiting sleeve 12 and the high temperature resistant inserting spring port 13 are made of heat-resistant materials, and the connecting wire can be well protected.

The working principle is as follows: for the PTC electric heater, firstly, the fixed mounting sheet 2 is used for leading the working personnel to mount and fix the stainless steel metal frame 1, thus the mounting brings convenience for the working personnel, and other external parts can be insulated by the fixed mounting sheet 2, the damage or ignition of other external parts due to overhigh temperature can be prevented, the safety performance of the device is greatly improved, the PTC heating sheet 4 can be conveniently limited and mounted through the inner groove 3, the fixing clamping strip 5 can be used for fixing during the mounting, the stability of the device is greatly improved, then the upper pressure rod 6 and the lower pressure rod 7 are mounted, the upper pressure rod 6 and the lower pressure rod 7 can limit and fix the PTC heating sheet 4, the PTC heating sheet 4 can be effectively prevented from falling off by itself, and the upper pressure rod 6 and the lower pressure rod 7 can also play a role of connecting the left fixing strip 8 and the right fixing strip 10, the stability that can heighten the device, and can play thermal-insulated effect through thermal-insulated plate 9, accessible fixing hole 11 fixes when installing right side fixed strip piece 10 to accessible high temperature resistant stop collar 12 and high temperature resistant plug spring mouth 13 protect when the wiring, and high temperature resistant stop collar 12 and high temperature resistant plug spring mouth 13 are heat-resisting material and make, can carry out better protection to the wiring.

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 PTC electric heater, includes stainless steel metal frame (1), PTC generate heat piece (4) and right side fixed strip piece (10), its characterized in that: the heat insulation plate is characterized in that fixed mounting pieces (2) are fixed at four corners of a stainless steel metal frame (1), an inner groove (3) is formed in the stainless steel metal frame (1), PTC heating pieces (4) are distributed in the middle of the inner groove (3), fixing clamping strips (5) are connected to the middle of the PTC heating pieces (4), upper pressure rods (6) are distributed on the upper sides of the PTC heating pieces (4), lower pressure rods (7) are distributed on the lower sides of the PTC heating pieces (4), a left fixing strip block (8) is connected to the left end of each lower pressure rod (7), a heat insulation plate block (9) is arranged at the bottom of each left fixing strip block (8), a right fixing strip block (10) is connected to the right end of each lower pressure rod (7), fixing through holes (11) are formed in the upper end and the lower end of each right fixing strip block (10), a high temperature resistant limiting sleeve (12) is arranged in the middle of each right, and a high-temperature-resistant spring inserting port (13) is arranged on the outer side of the high-temperature-resistant limiting sleeve (12).

2. A PTC electric heater according to claim 1, wherein: the PTC heating sheets (4) form an embedded structure with the stainless steel metal frame (1) through the inner grooves (3), and the PTC heating sheets (4) are distributed in an equidistant manner.

3. A PTC electric heater according to claim 1, wherein: the fixing clamp strips (5) are fixedly connected with the PTC heating sheets (4), the number of the fixing clamp strips (5) is three, and the fixing clamp strips (5) and the PTC heating sheets (4) are vertically distributed.

4. A PTC electric heater according to claim 1, wherein: the left side fixing strip block (8) is fixedly connected with the heat insulation plate block (9), and the left side fixing strip block (8) and the heat insulation plate block (9) are distributed in a parallel manner.

5. A PTC electric heater according to claim 1, wherein: the right side fixed bar block (10) forms a fixed structure through the lower portion pressing rod (7) and the left side fixed bar block (8), and the right side fixed bar block (10) and the left side fixed bar block (8) are symmetrically distributed about the vertical central axis of the lower portion pressing rod (7).

6. A PTC electric heater according to claim 1, wherein: the high-temperature-resistant inserting spring openings (13) and the high-temperature-resistant limiting sleeve (12) are of an integrated structure, and the high-temperature-resistant inserting spring openings (13) are distributed in an equidistant mode.