CN218570492U

CN218570492U - Far infrared fast heating lamp tube

Info

Publication number: CN218570492U
Application number: CN202222122158.9U
Authority: CN
Inventors: 翟潇杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-08-11
Filing date: 2022-08-11
Publication date: 2023-03-03
Anticipated expiration: 2032-08-11

Abstract

The utility model discloses a far infrared fluorescent tube that generates heat fast, which comprises a fluorescent tube, the both ends of fluorescent tube are equipped with ceramic seat, ceramic seat corresponding to the one end in the fluorescent tube outside is equipped with the conducting strip, ceramic seat's the other end is connected with the molybdenum rod, the molybdenum rod is arranged in the inboard one end of fluorescent tube is equipped with connects the nose, be equipped with the piece that generates heat in the fluorescent tube, the both ends of the piece that generates heat respectively with it is connected to connect the nose, the middle part of the piece that generates heat is snakelike first heat generation portion, the inside packing of fluorescent tube has inert gas. The utility model provides a pair of far infrared fluorescent tube that generates heat fast, its structure is more stable, and the middle part of the piece that should generate heat is snakelike setting, under the design of equidimension, can increase the resistance of the piece that generates heat to promote the efficiency of generating heat of the piece that generates heat, its temperature that generates heat can reach 500-600 ℃ in 1 second, and the efficiency of generating heat has very big promotion.

Description

Far infrared fast heating lamp tube

Technical Field

The utility model relates to a belong to the heating device field, concretely relates to far infrared fluorescent tube that generates heat fast.

Background

At present, a quartz heating tube is formed by assembling a resistance material as a heater in a quartz glass tube which is processed by a special process. Because the milky white or transparent quartz glass can absorb almost all visible light and near infrared light radiated from the electric heating wire and can convert the visible light and the near infrared light into far infrared radiation, the quartz heating tube is widely applied to various occasions, such as various heating equipment, drying machinery, heat preservation planting of vegetable greenhouses, dehumidification and the like; sterilizing cabinet, light wave oven, bread maker, and food oven; heating various acids, chemical reaction kettle, etc.

Because the quartz heating tube utilizes far infrared for heating, the quartz heating tube is also commonly called as a far infrared heating lamp tube, the existing far infrared heating lamp tube mainly utilizes a heating wire for heating, and the heating wire is usually required to be arranged into a spiral structure so as to achieve more ideal heating efficiency, but the spiral structure also easily causes the instability of the heating wire and has larger influence on the service life of the heating lamp tube; some heating lamp tubes use heating sheets to generate heat, so that the structure of the heating lamp tubes can be ensured to be more stable. In addition, the heating rate of the heating lamp in the prior art is still not fast enough, and the heating temperature of 100-200 ℃ can be reached usually in 3-5 seconds, and the heating efficiency is still to be improved.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects existing in the prior art, the utility model provides a far infrared fast heating lamp tube.

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

the far infrared rapid heating lamp tube comprises a lamp tube body, wherein ceramic bases are arranged at two ends of the lamp tube body, one ends, corresponding to the outer side of the lamp tube, of the ceramic bases are provided with conducting strips, the other ends of the ceramic bases are connected with molybdenum rods, one ends, arranged on the inner side of the lamp tube, of the molybdenum rods are provided with connecting noses, heating pieces are arranged in the lamp tube body, two ends of each heating piece are respectively connected with the connecting noses, the middle of each heating piece is a snake-shaped first heating portion, and inert gas is filled in the lamp tube body.

Preferably, the middle of the heating sheet is provided with a first notch and a second notch at equal intervals, the first notch corresponds to one end of the heating sheet, the second notch corresponds to the other end of the heating sheet, and the heating sheet forms the first heating part through the first notch and the second notch.

Preferably, the two ends of the heat generating sheet are provided with second heat generating parts, the width of the second heat generating parts is smaller than that of the first heat generating parts, and the second heat generating parts are connected with the molybdenum rods through the connecting noses.

Preferably, the two ends of the heat generating sheet are provided with third heat generating portions, one end of each third heat generating portion is integrally connected with the first heat generating portion, the other end of each third heat generating portion is integrally connected with the second heat generating portion, and the third heat generating portions are provided with a plurality of third notches.

Preferably, the lamp tube is a quartz glass tube.

Preferably, the lamp tube is connected with the ceramic seat through high-temperature silica gel.

Preferably, the heating sheet is a nickel-ink alloy heating sheet.

Preferably, the heating sheet is a graphene heating sheet.

The utility model discloses a far infrared fast heating fluorescent tube and preparation method thereof, compared with the prior art, its beneficial effect lies in, its heating structure that utilizes the piece that generates heat can guarantee that the structure of heating fluorescent tube is more stable, and is beneficial to its life, and the middle part of the piece that should generate heat in addition is snakelike setting, under the design of equidimension, can increase the resistance of the piece that generates heat to promote the efficiency of generating heat of the piece that generates heat, its temperature that generates heat can reach 500-600 ℃ in 1 second, the efficiency of generating heat has very big promotion.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

Fig. 2 is a perspective schematic view of the present invention.

Fig. 3 is a schematic structural view of the heating sheet provided by the present invention.

Fig. 4 is a partial enlarged view of fig. 2 provided by the present invention.

The reference numerals include: 10. a lamp tube; 20. a ceramic base; 21. a conductive sheet; 30. a heat generating sheet; 31. a first heat-generating portion; 32. a second heat generating portion; 33. a third heat generating portion; 34. a first cut; 35. a second cut; 36. a third cut; 40. a molybdenum rod; 41. is connected with the nose.

Detailed Description

The utility model discloses a far infrared fast heating lamp tube 10 and a preparation method thereof, which is further described by combining with the preferred embodiment.

Referring to fig. 1-4 of the drawings, fig. 1 is a schematic perspective view of the present invention, fig. 2 is a schematic perspective view of the present invention, fig. 3 is a schematic structural view of the heat generating sheet 30 of the present invention, and fig. 4 is a partial enlarged view of fig. 2 of the present invention.

A first embodiment.

The embodiment provides a far infrared rapid heating lamp tube 10, which comprises a lamp tube 10, wherein ceramic bases 20 are arranged at two ends of the lamp tube 10, one end, corresponding to the outer side of the lamp tube, of each ceramic base 20 is provided with a conducting strip 21, the other end of each ceramic base is connected with a molybdenum rod 40, one end, arranged on the inner side of the lamp tube 10, of each molybdenum rod 40 is provided with a connecting nose 41, a heating sheet 30 is arranged in the lamp tube 10, two ends of the heating sheet 30 are respectively connected with the connecting noses 41, the middle of the heating sheet 30 is a snake-shaped first heating part 31, and inert gas is filled in the lamp tube 10. After the connection nose 41 is pressed, the molybdenum rod 40 is stably connected with the heating plate 30, the molybdenum rod 40 is communicated with the conducting strip 21 by being inserted into the ceramic seat 20, and the conducting strip is used for connecting a power supply to conduct electricity and heat for the heating plate 30. The inert gas is used for protecting the heating sheet 30 in the lamp tube 10 from being oxidized easily, so that the service life of the lamp tube 10 is ensured. The middle part of the heating sheet 30 is in a snake shape, so that the resistance value of the heating sheet 30 is increased, and the heating effect can be improved.

Preferably, the middle of the heat generating sheet 30 is provided with a first notch 34 and a second notch 35 at regular intervals, the first notch 34 corresponds to one end of the heat generating sheet 30, the second notch 35 corresponds to the other end of the heat generating sheet 30, and the heat generating sheet 30 forms the first heat generating portion 31 through the first notch 34 and the second notch 35. The first incision 34 and the second incision 35 are cut by using a wire cutting technology, so that the first heat generating portion 31 is in a serpentine shape, and the heat generating efficiency of the heat generating sheet 30 is improved.

Preferably, the two ends of the heat generating sheet 30 are provided with second heat generating portions 32, the width of the second heat generating portions 32 is smaller than that of the first heat generating portions 31, and the second heat generating portions 32 are connected to the molybdenum rod 40 through the connecting noses 41. The width of the second heat generating part 32 is smaller than that of the first heat generating part 31, which is more convenient for the connection and fixation of the heat generating sheet 30 and the molybdenum rod 40, and for the second heat generating part 32 to be inserted into the connecting nose 41 and to be pressed against the connecting nose 41 for fixation.

Preferably, third heat generating portions 33 are disposed at two ends of the heat generating sheet 30, one end of the third heat generating portion 33 is integrally connected to the first heat generating portion 31, the other end of the third heat generating portion 33 is integrally connected to the second heat generating portion 32, and a plurality of third notches 36 are disposed on the third heat generating portion 33. The third cut 36 is cut by using a wire cutting technique, so that the resistance value of the heating sheet 30 can be further increased, and the heating effect and the heating efficiency of the heating sheet can be further improved.

Preferably, the lamp 10 is a quartz glass tube, and the quartz glass tube can ensure the high temperature resistance of the lamp 10.

Preferably, the lamp tube 10 is connected to the ceramic base 20 through high temperature silicone, and the high temperature silicone can fix the ceramic base 20 and the lamp tube 10 and has good high temperature resistance.

Preferably, the heat generating sheet 30 is a nickel-ink alloy heat generating sheet 30 (the nickel-ink alloy is a heat generating material with nickel plated on the graphite surface), and the nickel-ink alloy heat generating sheet 30 can ensure the strength of the heat generating sheet 30 and has good heat generating performance.

Tests prove that after the traditional heating lamp tube 10 is electrified for 3-5 seconds, the temperature of the heating lamp tube 10 can reach 100-200 ℃, and the temperature of the heating lamp tube 10 can reach 500-600 ℃ after the traditional heating lamp tube 10 is electrified for 1 second, so that the heating efficiency of the heating lamp tube 10 is greatly improved, and the heating effect of equipment provided with the heating lamp tube 10 can be ensured to be faster and better. Simultaneously, this application can be well lower, and in the test process, the heating effect of the heating fluorescent tube 10 of 500W of this application can compare favourably with the heating effect of the heating fluorescent tube 10 of traditional 1000W.

A second embodiment.

The present embodiment also provides a far infrared fast heating lamp 10, which is different from the first embodiment described above in that: the heating sheet 30 is a graphene heating sheet 30, and the graphene heating sheet 30 has good heating performance and ensures the heating effect.

A third embodiment.

The embodiment provides a method for preparing a far infrared rapid heating lamp tube 10, which comprises the following steps:

step S1: punching and forming the heating sheet 30 by using a wire cutting technology to enable the middle part of the heating sheet 30 to be in a snake shape, inserting both ends of the heating sheet 30 into corresponding connecting noses 41, and clamping the connecting noses 41 to fixedly connect the heating sheet 30 and the molybdenum rod 40;

step S2: heating by flame to melt a small hole in the middle of the lamp tube 10, and melting the small hole and one end of the exhaust pipe together to enable the exhaust pipe to be welded on the lamp tube 10;

and step S3: inserting the heating sheet 30 and the molybdenum rod 40 obtained in the step S1 into the lamp tube 10 obtained in the step S2, introducing nitrogen gas into the lamp tube 10 by using the exhaust pipe to exhaust air, heating the two ends of the lamp tube 10 by using flame to enable the two ends of the lamp tube 10 to be in a molten state, and flattening the two ends of the lamp tube 10 by using corresponding dies to seal the two ends of the lamp tube 10 and the molybdenum rod 40 together;

and step S4: vacuumizing the lamp tube 10 by using the exhaust pipe on the lamp tube 10 obtained in the step S3, electrifying the heating sheet 30 by using the molybdenum rod 40, filling inert gas (generally argon-krypton mixed gas) into the lamp tube 10 by using the exhaust pipe, heating the connection part of the exhaust pipe and the lamp tube 10 to a molten state by using flame heating, sealing off and taking out the lamp tube 10;

step S5: the ceramic base 20 is installed on the molybdenum rod 40, the ceramic base 20 is fixed at two ends of the lamp tube 10 by using the high temperature resistant silica gel, the lamp tube 10 is fixed, the heating sheet 30 is electrified and tested by using the conducting sheet 21, and the quality parameters of the heating lamp tube 10 are checked.

It is worth mentioning that the utility model discloses the technical features such as wire-electrode cutting technique, blast pipe and ceramic seat 20 that the patent application relates to should be regarded as prior art, and the concrete structure of these technical features, theory of operation and the control mode that probably involves, spatial arrangement mode adopt in the field conventional selection can, should not be regarded as the utility model discloses a little place, the utility model discloses a do not further specifically expand the detailing.

It will be apparent to those skilled in the art that modifications and variations can be made in the above-described embodiments, or some features of the invention may be substituted or omitted, and any modification, substitution, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.

Claims

1. The far infrared rapid heating lamp tube is characterized by comprising a lamp tube (10), wherein ceramic bases (20) are arranged at two ends of the lamp tube (10), one end, corresponding to the outer side of the lamp tube, of each ceramic base (20) is provided with a conducting strip (21), the other end of each ceramic base (20) is connected with a molybdenum rod (40), one end, corresponding to the inner side of the lamp tube (10), of each molybdenum rod (40) is provided with a connecting nose (41), a heating piece (30) is arranged in the lamp tube (10), two ends of each heating piece (30) are connected with the connecting noses (41) respectively, the middle of each heating piece (30) is a first snake-shaped heating portion (31), and inert gas is filled in the lamp tube (10).

2. The far infrared rapid heating lamp tube according to claim 1, wherein a first slit (34) and a second slit (35) are provided at a regular interval in the middle of the heating sheet (30), the first slit (34) corresponds to one end of the heating sheet (30), the second slit (35) corresponds to the other end of the heating sheet (30), and the heating sheet (30) forms the first heating portion (31) through the first slit (34) and the second slit (35).

3. The far infrared rapid heating lamp tube according to claim 2, wherein the two ends of the heating sheet (30) are provided with second heating portions (32), the width of the second heating portions (32) is smaller than that of the first heating portions (31), and the second heating portions (32) are connected with the molybdenum rod (40) through the connecting nose (41).

4. The far infrared rapid heating lamp according to claim 3, wherein third heating portions (33) are provided at both ends of the heating sheet (30), one end of the third heating portion (33) is integrally connected to the first heating portion (31), the other end of the third heating portion (33) is integrally connected to the second heating portion (32), and a plurality of third slits (36) are provided on the third heating portion (33).

5. The far infrared rapid heating lamp tube according to claim 1, wherein the lamp tube (10) is a quartz glass tube.

6. The far infrared fast heating lamp tube according to claim 1, characterized in that the lamp tube (10) and the ceramic base (20) are connected by high temperature silica gel.

7. The far infrared rapid heating lamp tube according to claim 1, wherein the heating sheet (30) is a nickel ink alloy heating sheet (30).

8. The far infrared rapid heating lamp tube according to claim 1, wherein the heating sheet (30) is a graphene heating sheet (30).