CN216910267U

CN216910267U - Dedicated LED explosion-proof lamps and lanterns of reation kettle

Info

Publication number: CN216910267U
Application number: CN202121022023.4U
Authority: CN
Inventors: 徐凌智; 叶向仁; 李玲; 汪玉平; 叶向霞
Original assignee: Senben Lighting Co ltd
Current assignee: Senben Lighting Co ltd
Priority date: 2021-05-13
Filing date: 2021-05-13
Publication date: 2022-07-08
Anticipated expiration: 2031-05-13

Abstract

The utility model provides a special LED explosion-proof lamp for a reaction kettle, which comprises an LED lamp cavity structure, a cooling structure and a wiring cavity structure, wherein the cooling structure and the wiring cavity structure are arranged at the top end of the LED lamp cavity structure, and the LED explosion-proof lamp comprises a base, a lamp body and a lamp cover, wherein the base is provided with a plurality of LED lamp cavities, the LED lamp cavities are arranged in the base, the LED lamp cavities are arranged in the LED lamp cavities, the LED lamp cavities are arranged in the cooling structure, and the LED lamp cavities are arranged in the wiring cavity structure: at least one group of LED light source lighting assemblies are arranged in a glass cover of the LED lamp cavity structure, and radiating pipes arranged on the back of an aluminum substrate on the LED light source lighting assemblies are bent inwards and connected with a cooling connecting plate at the top of the glass cover; the cooling structure is composed of a lower connecting plate arranged at the top of the cooling connecting plate, a cover type sleeve plate and a cooling space formed between the lower connecting plate and the cover type sleeve plate, and the cover type sleeve plate is provided with an inlet and outlet cooling water pipe communicated with the cooling space. The utility model adopts the heat conduction structure and the cooling structure with special structures, improves the heat dissipation efficiency and the luminous efficiency of the high-power LED lamp, prolongs the service life of the high-power LED lamp and meets the requirement of optical catalytic reaction of a reaction kettle in a chemical plant.

Description

Dedicated LED explosion-proof lamps and lanterns of reation kettle

Technical Field

The utility model relates to an explosion-proof lamp, in particular to a special LED explosion-proof lamp for a reaction kettle.

Background

The lighting industry has subverted over the last decade. Light sources have largely adopted LED light sources. The high-power LED lamp is a lamp which is used in a large amount in the current lighting design, is widely applied to various occasions, has the characteristics of high lighting effect, good color rendering property, no stroboflash, instant start, shock resistance and the like, particularly has the advantage of long service life, and is a maintenance-free green energy-saving light source. Lighting fixtures have major applications in all respects. Besides the lighting lamps which are used in large quantity, special lamps are also used in various aspects such as industry, agriculture and the like. Lighting fixtures for greenhouses such as agriculture; special lamps for the printing industry, and the like. The high-power LED lamp is a lamp which is used in a large number in lighting design, is widely applied to various occasions, has the characteristics of high lighting effect, good color rendering property, no stroboflash, instant start, shock resistance and the like, particularly has the advantage of long service life, and is a maintenance-free green energy-saving light source. In the past, special lamps in industrial agriculture now adopt a large number of LEDs as light sources.

At present, the chemical industry also has a plurality of special lamps for reaction kettles which adopt specific spectrums to participate in chemical reactions, the reaction rate of chemical substances participating in the reactions in the chemical substances can accelerate the chemical active reactions under the irradiation of light sources with specific spectrums, and the chemical reactions are completely different from the general heating and pressurizing chemical reactions. The existing special lamp for the reaction kettle generally has insufficient light source power and poor spectrum concentration, and is difficult to meet the requirements of chemical plant reaction. If an LED light source is used, it will heat up as well as other light sources, approximately 75% of the energy will become heat, and the luminous efficiency and lifetime of the light source is strongly inversely related to the temperature of the light source, the higher the temperature, the lower the luminous efficiency and the lower the lifetime. Especially in a reaction kettle, the problem of heat dissipation is difficult to solve, so that the luminous efficiency is low.

In addition, the conventional LED lamp mainly depends on an aluminum heat sink mounted on the back of the aluminum substrate to dissipate heat of the LED light bead into the air through convection, and particularly, the high-power LED lamp dissipates a lot of heat, which usually increases the number of fins of the aluminum heat sink to increase the surface area of the aluminum heat sink. However, the LED lamp of the reaction kettle used in a chemical plant not only requires high power, but also needs to be installed by extending into the reaction kettle, so that heat dissipation is difficult, the heat of the LED lamp cannot be transferred by adopting a common method, the lighting effect and the service life of an LED light source in the reaction kettle are greatly influenced, and actual requirements cannot be met.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is as follows: aiming at the defects of poor heat dissipation condition and low luminous efficiency of the existing lamp special for the reaction kettle, the LED explosion-proof lamp special for the reaction kettle is high in heat dissipation efficiency and can meet the production requirements of a chemical plant.

The utility model adopts the following technical scheme for solving the technical problems:

the utility model provides a special LED explosion-proof lamp for a reaction kettle, which comprises an LED lamp cavity structure, a cooling structure and a wiring cavity structure, wherein the cooling structure and the wiring cavity structure are arranged at the top end of the LED lamp cavity structure, and the LED explosion-proof lamp comprises a base, a base and a cover, wherein the base is provided with a plurality of LED lamp cavities, the LED lamp cavities are arranged on the base, the base is provided with a plurality of LED lamp cavities, and the LED lamp cavities are arranged on the base, the base is provided with a plurality of LED lamp cavities, the LED lamp cavities are arranged on the base, the LED lamp cavities are respectively provided with a plurality of LED lamp cavities, the LED lamp cavities are arranged on the base, the base is provided with a plurality of LED lamp cavities, the LED lamp cavities are arranged on the base, the base is provided with a plurality of LED lamp cavities, the LED lamp cavities:

at least one group of LED light source lighting assemblies are arranged in a glass cover of the LED lamp cavity structure, and radiating pipes arranged on the back of an aluminum substrate on the LED light source lighting assemblies are bent inwards and connected with a cooling connecting plate at the top of the glass cover;

the cooling structure is composed of a lower connecting plate arranged at the top of the cooling connecting plate, a cover type sleeve plate and a cooling space formed between the lower connecting plate and the cover type sleeve plate, and the cover type sleeve plate is provided with a cooling water inlet pipe and a cooling water outlet pipe communicated with the cooling space.

Further, on the dedicated LED explosion-proof lamp for the reaction kettle, the lamp cavity structure further includes:

the lower fixing plate is arranged at the lower end of the glass cover;

and the upper fixing plate is arranged at the upper end of the glass cover and is fixedly locked with the lower fixing plate through bolts.

The heat pipe mounting plate is arranged at the bottom of the cooling connecting plate so as to attach and fix the radiating pipe at the bottom of the cooling connecting plate;

and the heat conduction silicone grease is smeared between the radiating pipe and the cooling connecting plate.

Further, on the dedicated LED explosion-proof lamp for the reaction kettle, each group of the LED light source lighting assemblies includes:

a plurality of LED light beads;

the front surface of the aluminum substrate is welded with a plurality of LED light beads;

the radiating pipe is arranged on the back surface of the aluminum substrate along the length direction of the aluminum substrate; and

the aluminum profile is fixedly arranged on the back surfaces of the radiating pipe and the aluminum substrate.

Further, on the special LED explosion-proof lamp for the reaction kettle, the LED light source lighting assemblies are arranged in a plurality of groups and are integrally arranged in a ring shape.

Further, on the special LED explosion-proof lamp for the reaction kettle, the lower end of the LED light source lighting assembly is fixed on the bottom plate through an aluminum profile.

Furthermore, on the LED explosion-proof lamp special for the reaction kettle, the cooling space is of an annular structure, and the middle part of the cooling space is provided with the wiring cavity structure.

Further, on the special LED explosion-proof lamp for the reaction kettle, the LED explosion-proof lamp further comprises:

the outer glass cover structure is sleeved on the outer side of the lamp cavity structure.

Further, on the dedicated LED explosion-proof lamp for the reaction kettle, the outer glass cover structure comprises:

the outer glass cover is sleeved on the outer side of the glass cover;

and the upper mounting plate is arranged at the top end of the outer glass cover and is fixed at the bottom of the upper fixing plate through bolts.

Further, on the special LED explosion-proof lamp for the reaction kettle, the cavity structure of the LED lamp, the outer glass cover structure, the cooling structure and the wiring cavity structure are coaxially arranged.

By adopting the technical scheme, compared with the prior art, the utility model has the following technical effects:

(1) an LED light source lighting assembly with a special structure is adopted, and heat in a sealing structure on an aluminum substrate is transferred to a shell of the explosion-proof lamp through an embedded radiating pipe;

(2) the circulating cooling structure is creatively arranged at the top of the explosion-proof lamp, and the water flow structure is adopted to effectively meet the requirements of lamp cooling and explosion prevention;

(3) the LED explosion-proof lamp special for the reaction kettle can improve the heat dissipation efficiency of a high-power LED lamp, further improve the luminous efficiency and the service life of the LED lamp, improve the efficiency of participating in chemical reaction, and meet the requirement of optical catalytic reaction of the reaction kettle of a chemical plant.

Drawings

FIG. 1 is a first schematic view of the overall structure of a special LED explosion-proof lamp for a reaction kettle according to the present invention;

FIG. 2 is a schematic diagram of the overall structure of a special LED explosion-proof lamp for a reaction kettle of the utility model;

FIG. 3 is a schematic diagram of a partially enlarged structure of a portion A of an LED explosion-proof lamp special for a reaction kettle according to the utility model;

FIG. 4 is a schematic structural view of an outer glass cover structure in the LED explosion-proof lamp special for the reaction kettle according to the utility model;

FIG. 5 is a schematic view of a partially enlarged structure of an outer glass cover structure of an LED explosion-proof lamp special for a reaction kettle according to the present invention;

wherein the reference symbols are:

100-LED lamp cavity structure, 101-glass cover, 102-lower fixing plate, 103-upper fixing plate, 104-cooling connecting plate, 105-bottom plate; 110-LED light source lighting assembly, 111-LED light bead, 112-aluminum substrate, 113-radiating pipe, 114-aluminum substrate, 115-heat pipe mounting plate and 116-heat conducting silicone grease; 200-outer glass cover structure, 201-outer glass cover, 202-upper mounting plate; 300-cooling structure, 301-lower connecting plate, 302-cover type sleeve plate, 303-inlet and outlet cooling water pipe, 304-cooling space; 400-wiring cavity structure.

Detailed Description

The technical scheme of the utility model is further explained in detail by combining the attached drawings.

Referring to fig. 1, fig. 2 and fig. 3, in some embodiments, an LED explosion-proof lamp dedicated for a reaction kettle is provided, which mainly includes an LED lamp cavity structure 100, an outer glass cover structure 200, a cooling structure 300 and a wiring cavity structure 400, where the outer glass cover structure 200 is sleeved outside the lamp cavity structure 100. The cooling structure 300 is disposed at the top end of the LED lamp cavity structure 100 and is used for dissipating heat of an aluminum substrate in the LED lamp cavity structure 100, and the wiring cavity structure 400 is disposed at the axial center of the cooling structure 300 and is used for penetrating a power line to connect with the LED light bead 111 on the LED lamp cavity structure 100.

Referring to fig. 2, 3, 4 and 5, in some embodiments, at least one set of LED light source lighting assemblies 110 is disposed in the glass cover 101 of the LED lamp cavity structure 100, the glass cover 101 is of a cylindrical structure, and is open at the top or both the top and the bottom for accommodating and mounting the LED light source lighting assemblies 110, and the LED light source lighting assemblies 110 are vertically mounted in the glass cover 101, and are arranged with one surface of the LED light beads 111 facing the outside. The heat pipe 113 disposed on the back of the aluminum substrate 112 of the LED light source lighting assembly 110 is bent inward and connected to the cooling connection plate 104 on the top of the glass cover 101, and the heat conducted from the LED light beads 111 to the aluminum substrate 112 is dissipated through the heat pipe 113. Specifically, with the LED light source lighting assembly of a special structure, heat in the sealing structure on the aluminum substrate 112 is transferred to the housing of the explosion-proof lamp through the embedded heat dissipation pipe 113.

Referring to fig. 2 and 3, in some embodiments, the cooling structure 300 is composed of a lower connecting plate 301 disposed on the top of the cooling connecting plate 104, a cover type sleeve plate 302, and a cooling space 304 formed therebetween, an upper surface of the lower connecting plate 301 is a flat surface or is provided with a groove, a bottom of the cover type sleeve plate 302 is provided with a corresponding groove, so as to form the cooling space 304 for circulating a cooling liquid between the lower connecting plate 301 and the cover type sleeve plate 302, and the cover type sleeve plate 302 is provided with a cooling water inlet pipe 303 and a cooling water outlet pipe 303 communicated with the cooling space 304. The inlet and outlet cooling water pipe 303 includes a cooling water inlet pipe and a cooling water outlet pipe, the circulating cooling water enters the cooling space 304 from the cooling water inlet pipe to cool the heat conducted to the lower connecting plate 301, and the circulating cooling water absorbing the heat is discharged through the cooling water outlet pipe to complete the heat dissipation of the lower connecting plate 301, the cooling connecting plate 104, the optical beads and the aluminum substrate 112.

Referring to fig. 2 and 3, in some embodiments, the lamp cavity structure 100 further includes a lower fixing plate 102 and an upper fixing plate 103, where the lower fixing plate 102 is disposed at a lower end of the glass cover 101; the upper fixing plate 103 is disposed at the upper end of the glass cover 101, and is fastened to the lower fixing plate 102 by bolts, and the glass cover 101 is fixed by the lower fixing plate 102 and the upper fixing plate 103, so as to protect the LED light source lighting assembly 110 mounted therein.

Referring to fig. 2 and 3, in some embodiments, the lamp cavity structure 100 further includes a heat pipe mounting plate 115 and a heat conductive silicone 116, wherein the heat pipe mounting plate 115 is disposed at the bottom of the cooling connecting plate 104 to attach and fix the heat dissipation pipe 113 to the bottom of the cooling connecting plate 104; the heat conductive silicone grease 116 is coated between the heat dissipation tube 113 and the cooling connection plate 104, so as to accelerate the heat conduction between the heat dissipation tube 113 and the cooling connection plate 104.

Referring to fig. 2, 4 and 5, in some embodiments, each group of the LED light source lighting assemblies 110 includes a plurality of LED light beads 111, an aluminum substrate 112, a heat dissipation pipe 113 and an aluminum profile 114; a plurality of LED light beads 111 are welded on the front surface of the aluminum substrate 112, and the heat dissipation pipe 113 is arranged on the back surface of the aluminum substrate 112 along the length direction of the aluminum substrate 112; the aluminum profiles 114 are fixedly disposed on the back surfaces of the heat dissipation tube 113 and the aluminum substrate 112.

Referring to fig. 4 and 5, the heat pipe 113 is made of a metal material with high thermal conductivity, such as aluminum or copper, and the cross section of the heat pipe 113 is flat and one or more heat pipes are tightly attached to the back surface of the aluminum substrate 112.

As one embodiment, referring to fig. 4 and 5, an end surface of the aluminum profile 114 is provided with at least one elongated groove for accommodating the heat dissipation tube 113, and the aluminum profile 114 seals the heat dissipation tube 113 on the back surface of the aluminum substrate 112 to form a sealed space, so as to transfer heat of the aluminum substrate 112 through the heat dissipation tube 113.

In some embodiments, the LED light source illumination assemblies 110 are in groups, arranged in a ring shape overall. Preferably, referring to fig. 4 and 5, the LED light source lighting assemblies 110 are arranged in six groups, and are arranged in a central symmetry manner, one surface of the LED light bead 111 of each group of the LED light source lighting assemblies 110 is arranged toward the outside, and each group of the LED light source lighting assemblies 110 is connected to the cooling structure 300 through a heat dissipation pipe 113.

As one embodiment, referring to fig. 2, the lower ends of a plurality of LED light source lighting assemblies 110 are fixed on the base plate 105 through aluminum profiles 114, and the aluminum profiles 114 are welded on the base plate 105 or integrally formed with the base plate 105. The multiple groups of LED light source lighting assemblies 110 are fixed into a whole through the bottom plate 105 at the lower end, so that the stability of the LED light source lighting assemblies 110 is greatly improved, and the influence on the normal use of the LED light source lighting assemblies 110 caused by shaking in the use process is avoided.

As one embodiment, referring to fig. 2 and 3, the cooling space 304 has a ring structure, and the wiring cavity structure 400 is disposed in the middle. Specifically, the upper surface of the lower connecting plate 301 is a plane or is provided with an annular groove, the bottom of the hood-type sheathing plate 302 is provided with a corresponding annular groove, an annular cooling space 304 for circulating cooling liquid is formed between the lower connecting plate 301 and the hood-type sheathing plate 302, water inlet and outlet pipes of the water inlet and outlet pipes 303 are respectively arranged at the diagonal positions of the cooling space 304, circulating cooling water flows in from one side of the cooling space 304 and flows along the annular cooling space 304 for a certain time and then is discharged from a water outlet, the heat exchange time of the circulating cooling water between the cooling space 304 and the lower connecting plate 301 and the cooling connecting plate 104 is prolonged, and the heat dissipation efficiency of the heat dissipation pipe 113 is greatly improved.

As an embodiment, referring to fig. 1 and fig. 2, the LED explosion-proof lamp specially used for the reaction kettle further includes an outer glass cover structure 200, where the outer glass cover structure 200 mainly includes an outer glass cover 201 and an upper mounting plate 202, the outer glass cover 201 is sleeved outside the glass cover 101, the bottom of the outer glass cover 201 is a circular sealing structure, and the upper portion of the outer glass cover 201 is open and is configured to be sleeved on the glass cover 101, and is fixedly mounted on the upper mounting plate 202, and is fixed to the bottom of the upper fixing plate 103 through a bolt.

Referring to fig. 1 and 2, as one embodiment, the LED lamp cavity structure 100, the outer glass cover structure 200, the cooling structure 300 and the wiring cavity structure 400 are coaxially arranged, and the structures, the joint surfaces and other dimensions and tolerances of the components are designed and manufactured according to the national explosion-proof electrical standard.

With reference to fig. 2, fig. 4 and fig. 5, the assembly and working principle of the LED explosion-proof lamp special for the reaction kettle according to the present invention is as follows:

firstly, fixing a glass cover 101 by a screw rod by adopting a lower fixing plate 102 and an upper fixing plate 103; then, a plurality of LED beads 111 are fixed on the aluminum substrate 112 by spot welding, the heat dissipation pipe 113 is closely attached to the aluminum substrate 112, and recently, the aluminum substrate 112 with the LED beads 111 and the heat dissipation pipe 11 mounted thereon is mounted on the aluminum profile 114. Repeating the above steps, sequentially installing a plurality of sets of aluminum substrate 112 heat pipes 113 and aluminum profiles 114 on the heat pipe installation plate 115, and after the heat pipe installation plate 115 and the heat dissipation pipes 113 are coated with heat-conducting silicone grease 116, integrally installing the aluminum substrate on the cooling connection plate 104. So that the heat of the plurality of LED light source lighting assemblies 110 is conducted to the cooling connection board 104 through the heat pipe 113 and the like.

The heat on the cooling connecting plate 104 passes through the lower connecting plate 301 of the cooling structure of the closely contacted LED lamp of the reaction kettle, the lower connecting plate 301 is connected with the cover type sleeve plate 302 in a welding mode to form a closed cooling space 304, the cover type sleeve plate 302 is provided with the inlet and outlet cooling water pipe 303, a large amount of cooling water continuously takes away the heat of a plurality of groups of aluminum substrates 112 conducted to the cooling connecting plate 104 through the cooling space 304, the temperature of LED light beads 111 on the aluminum substrates 112 is reduced, the light emitting efficiency of the LED light beads is improved, the service life of the LED light beads is prolonged under the closed state, and the chemical reaction efficiency of the reaction kettle is ensured.

The LED explosion-proof lamp special for the reaction kettle adopts the LED light source lighting assembly with a special structure, and the heat in the sealing structure on the aluminum substrate is transferred to the shell of the explosion-proof lamp through the embedded radiating pipe; the circulating cooling structure is creatively arranged at the top of the explosion-proof lamp, and the water flowing structure is adopted to effectively meet the requirements of lamp cooling and explosion prevention; the heat dissipation efficiency of the high-power LED lamp, the luminous efficiency of the LED lamp and the service life of the LED lamp can be improved, the efficiency of participating in chemical reaction is improved, and the actual production requirement of a chemical plant is met.

The embodiments of the present invention have been described in detail, but the embodiments are merely examples, and the present invention is not limited to the embodiments described above. Any equivalent modifications and substitutions to the practice would be obvious to those skilled in the art and are intended to be within the scope of the present invention. Accordingly, equivalent changes and modifications made without departing from the spirit and scope of the present invention should be covered by the present invention.

Claims

1. The utility model provides a dedicated LED explosion-proof lamps and lanterns of reation kettle, characterized in that, include LED lamps and lanterns cavity structure (100), set up in cooling structure (300) and wiring cavity structure (400) on LED lamps and lanterns cavity structure (100) top, wherein:

at least one group of LED light source lighting assemblies (110) are arranged in a glass cover (101) of the LED lamp cavity structure (100), and radiating pipes (113) arranged at the back of an aluminum substrate (112) on the LED light source lighting assemblies (110) are bent inwards to be connected with a cooling connecting plate (104) at the top of the glass cover (101);

the cooling structure (300) is composed of a lower connecting plate (301) arranged at the top of the cooling connecting plate (104), a cover type sleeve plate (302) and a cooling space (304) formed between the lower connecting plate and the cover type sleeve plate, and the cover type sleeve plate (302) is provided with an inlet and outlet cooling water pipe (303) communicated with the cooling space (304).

2. The LED explosion-proof lamp special for the reaction kettle according to claim 1, wherein the lamp cavity structure (100) further comprises:

the lower fixing plate (102), the said lower fixing plate (102) is set up in the lower end of the said glass cover (101);

the upper fixing plate (103) is arranged at the upper end of the glass cover (101), and is locked and fixed with the lower fixing plate (102) through bolts.

3. The LED explosion-proof lamp special for the reaction kettle according to claim 1, wherein the lamp cavity structure (100) further comprises:

the heat pipe mounting plate (115) is arranged at the bottom of the cooling connecting plate (104) so as to attach and fix the radiating pipe (113) to the bottom of the cooling connecting plate (104);

and the heat-conducting silicone grease (116) is coated between the heat dissipation pipe (113) and the cooling connecting plate (104).

4. The LED explosion-proof lamp special for the reaction kettle as recited in claim 1, wherein each group of the LED light source lighting assemblies (110) comprises:

a number of LED light beads (111);

the aluminum substrate (112), the front surface of the aluminum substrate (112) is welded with a plurality of LED light beads (111);

a heat radiation pipe (113), wherein the heat radiation pipe (113) is arranged on the back surface of the aluminum substrate (112) along the length direction of the aluminum substrate (112); and

and the aluminum profiles (114) are fixedly arranged on the back surfaces of the radiating pipe (113) and the aluminum substrate (112).

5. The special LED explosion-proof lamp for the reaction kettle as recited in claim 1, wherein the LED light source lighting assemblies (110) are arranged in groups and are arranged annularly on the whole.

6. The special LED explosion-proof lamp for the reaction kettle as recited in claim 1, wherein the lower end of the LED light source lighting assembly (110) is fixed on the bottom plate (105) through an aluminum profile (114).

7. The LED explosion-proof lamp special for the reaction kettle according to claim 1, wherein the cooling space (304) is of an annular structure, and the wiring cavity structure (400) is arranged in the middle.

8. The special LED explosion-proof lamp for the reaction kettle according to claim 1, further comprising:

the lamp cavity structure comprises an outer glass cover structure (200), and the outer glass cover structure (200) is sleeved on the outer side of the lamp cavity structure (100).

9. The special LED explosion-proof lamp for reaction kettles of claim 8, wherein the outer glass cover structure (200) comprises:

the outer glass cover (201), the outer glass cover (201) is sleeved outside the glass cover (101);

and the upper mounting plate (202), the upper mounting plate (202) is arranged at the top end of the outer glass cover (201) and is fixed at the bottom of the upper fixing plate (103) through a bolt.

10. The special LED explosion-proof lamp for the reaction kettle according to claim 1, wherein the LED lamp cavity structure (100), the outer glass cover structure (200), the cooling structure (300) and the wiring cavity structure (400) are coaxially arranged.