Welding lamp box with cooling device

Abstract

The utility model discloses a welding lamp box with a cooling device, and belongs to the technical field of series welding machines. A welding lamp box with a cooling device comprises a lamp box support, an air blowing module and a plurality of lamp tubes. The lamp tubes are arranged in the lamp box support at intervals. The blowing modules are arranged at the two ends of the lamp tube; the air blowing module comprises at least one air collecting block, a plurality of air blowing blocks and a plurality of first air pipes; corresponding adapters are embedded in the two ends of the first air pipe to form an air blowing channel. One end of each air blowing channel is arranged at the bottom of the air collecting block through an adapter, the other end of each air blowing channel is arranged at the top of the corresponding air blowing block through an adapter, and the air collecting block and the air blowing blocks are communicated through the air blowing channels in a penetrating mode; the lower end part of each blowing block extends between the end parts of the corresponding two adjacent lamp tubes; in this way, the two ends of the lamp tube are cooled, so that the service life of the lamp tube is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of series welding machine, more specifically, it relates to a welding lamp house with cooling device. BACKGROUND

[0002] The lamp tube in the existing welding lamp house works for a long time and generates high temperature, and heat accumulation will cause the service life of the lamp tube to be shortened and affect the overall performance of the lamp house, due to the particularity of the use of the welding lamp house, it needs to weld through the high temperature generated by the lamp tube, and the traditional cooling method cannot be used to assemble the cooling device, in the traditional lamp house design, there is no effective cooling device, so that the temperature around the lamp tube is difficult to control, which directly affects the stability of the equipment, therefore, a welding lamp house with reasonable structure and high-efficiency heat dissipation function is needed to ensure that the equipment can realize efficient heat dissipation of the two ends of the lamp tube under the premise of maintaining the high temperature of the lamp tube, and maintain the good performance of the lamp tube and the equipment. SUMMARY

[0003] The utility model wants to solve the technical problem in providing a welding lamp house with cooling device, it can realize the cooling treatment of the two ends of the lamp tube to prolong the service life of the lamp tube.

[0004] The utility model discloses a welding lamp house with cooling device, including lamp house support, blow module and a plurality of lamp tubes, each lamp tube is arranged at the inside of lamp house support at intervals, blow module is installed and is arranged at the both ends of lamp tube,

[0005] The blow module comprises at least one gas collecting block, a plurality of blow blocks and a plurality of first gas pipes, the both ends of the first gas pipe are embedded with corresponding adapters to form a blow channel, one end of the blow channel is installed and arranged at the bottom of the gas collecting block through the adapter, the other end of the blow channel is installed and arranged at the top of the corresponding blow block through the adapter, the gas collecting block and the blow block are communicated through the blow channel, and the lower end of the blow block extends into the end portion between the corresponding adjacent two lamp tubes.

[0006] As a further improvement of the utility model, it further comprises a lamp tube connecting frame, and the lamp tube connecting frame is installed and arranged in the inside of the lamp house support.

[0007] The lamp tube connecting frame comprises a plurality of wind baffles, the wind baffles are installed and arranged at the both ends of the lamp tube, the wind baffles and the inner side wall of the corresponding lamp house support form corresponding air ducts to accommodate the end portion arranged at the both ends of the lamp tube and the blow block extending into the end portion between the adjacent two lamp tubes.

[0008] As a further improvement of the utility model, the lamp box support comprises a plurality of ventilation supports, and the ventilation supports are combined to form a frame; the ventilation supports comprise first ventilation supports and third ventilation supports, and the first ventilation supports and the third ventilation supports are oppositely arranged; a plurality of adapter blocks are fixedly arranged on the opposite inner side walls of the first ventilation supports and the third ventilation supports.

[0009] As a further improvement of the utility model, first outer side metal sheets are fixedly arranged on the outer side walls of the first ventilation supports and the third ventilation supports; adapter plates are arranged on the outer side walls of the first outer side metal sheets; and lamp wire adapter assemblies are arranged on the side walls of the sides of the adapter plates, away from the first outer side metal sheets, so as to be used for mounting electric connection wires.

[0010] As a further improvement of the utility model, the wind shield comprises first wind shields, second wind shields and third wind shields; the first wind shields and the second wind shields are arranged side by side to form a wind shield base; the third wind shields are arranged on the top of the wind shield base to form a wind shield group; the wind shield group comprises two groups; and the wind shield group and the corresponding ventilation supports form corresponding air ducts.

[0011] As a further improvement of the utility model, one side of the first wind shield and the second wind shield is bent or folded to form a corresponding bent part; a plurality of first grooves are concavely arranged in the bottom of the third wind shield; a plurality of second grooves are concavely arranged in the top of the bent part; the third wind shield is arranged on the wind shield base; the side wall of the lower end of the third wind shield is abuttingly arranged with the inner side wall of the bent part; the first grooves and the second grooves are matched to form lamp tube holes; and the two ends of the lamp tube respectively penetrate through the corresponding lamp tube holes and are arranged at intervals in the frame.

[0012] As a further improvement of the utility model, a first air duct is arranged from the top to the bottom of the blowing block in the vertical direction; a second air duct is arranged on the outer side wall of the lower end of the blowing block; the second air duct extends to the inside of the blowing block and is in communication with the first air duct; a plurality of third air ducts are arranged on the second air block on the two sides of the lower end of the first air duct and / or the two sides of the second air duct, so as to be in communication with the outside of the blowing block, thereby blowing and cooling the ends of the lamp tubes on the two sides of the lower end of the blowing block.

[0013] As a further improvement of the utility model, the upper end of the blowing block is bent or folded to form a connecting block; the lower end of the blowing block is bent or folded to form a second air block; the connecting block is fixedly arranged on the top of the second base plate; the second air duct and the third air duct are arranged on the second air block; the second air block extends into the ends of the two adjacent lamp tubes; and the third air duct is arranged on the two sides of the second air block, so as to blow and cool the ends of the lamp tubes on the two sides of the second air block.

[0014] As a further improvement of the utility model, the outer periphery of the end part of the two ends of the lamp tube is embedded with a bracket, the bottom of the bracket is abuttingly arranged on the top of the corresponding wind blocking base; the first air passage block is between the connecting block and the second air passage block; the lower end part of the first air passage block is provided with a first step, and the air blowing block is arranged on the top of the bracket through the first step.

[0015] As a further improvement of the utility model, the top of the third wind blocking plate is provided with a first base plate; the top of the first base plate is provided with a second base plate, the two ends of the second base plate are arranged on the top of the corresponding adapter block, and the air blowing block is arranged side by side on the top of the second base plate;

[0016] The top of the two ends of the second base plate is fixedly provided with a first fixed block; the lower end part of the first fixed block is abuttingly arranged on the inner side wall of the third wind blocking plate and is fixedly connected with the third wind blocking plate; the first base plate, the third wind blocking plate and the first fixed block enclose a first cavity; the top of the first base plate is provided with a bracket block, and the bracket block is arranged in the first cavity.

[0017] Compared with the prior art, the utility model has the beneficial effects that:

[0018] By arranging the air blowing module on the two ends of the lamp tube, an effective cooling channel is formed by the air blowing block and the related structure, the temperature of the end part of the lamp tube is reduced, the problem of shortening of the service life of the lamp tube caused by high temperature is reduced, and the service life of the lamp tube is prolonged;

[0019] By arranging the wind blocking plate, the wind is blocked at the end part of the lamp tube, the airflow can be effectively guided to the key area of the two ends of the lamp tube, the wind is prevented from blowing on the lamp tube or entering the inside of the lamp box, the temperature on the lamp tube is reduced, the temperature in the lamp box cannot reach the requirement, and normal welding cannot be performed;

[0020] By the lamp wire adapter assembly, the electric connection line can be quickly installed and maintained, and the use of the wire protection box improves the safety and reliability. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is a welding lamp box structure schematic view of the utility model;

[0022] Figure 2 It is a lamp box support structure schematic view of the utility model;

[0023] Figure 3 It is a lamp box top structure schematic view of the utility model;

[0024] Figure 4 It is a welding lamp box local structure schematic view of the utility model;

[0025] Figure 5 It is a welding lamp box local structure schematic view of the utility model;

[0026] Figure 6 It is the second local structure schematic view of the welding lamp box of the utility model;

[0027] Figure 7 It is the third local structure schematic view of the welding lamp box of the utility model;

[0028] Figure 8 It is the first cross section structure schematic view of the welding lamp box of the utility model;

[0029] Figure 9 It is the structure schematic view of the blowing block of the utility model;

[0030] Figure 10 It is the cross section structure schematic view of the blowing block of the utility model;

[0031] Figure 11 It is the second cross section structure schematic view of the welding lamp box of the utility model;

[0032] Figure 12 It is the first frame plate structure schematic view of the utility model;

[0033] Figure 13 It is the top local structure schematic view of the lamp box of the utility model.

[0034] Mark explanation in the drawing:

[0035] 1, lamp box support;11, first outer side sheet metal;12, first ventilation support;13, second ventilation support;14, third ventilation support;15, adapter block;16, fourth ventilation support;17, second outer side sheet metal;18, mounting block;19, first frame plate;191, fixed lug;192, side sticking plate;2, blowing module;21, gas collecting block;211, support block;22, blowing block;221, first air duct;222, second air duct;223, third air duct;225, second air passage block;226, first air passage block;227, connecting block;23, adapter;24, first air pipe;3, lamp box top;31, support plate;32, fan mounting plate;33, positioning block;34, fan blowing block;35, fan;36, fan adapter plate;37, heightening sheet metal;38, reflecting sheet metal;4 lamp line adapter assembly;41, wire protection box;42, adapter plate;43, wiring terminal;44, wire protection clamp;5, lamp tube connecting frame;51, first base plate;52, first fixed block;521, first air duct;522, second air duct;523, third air duct;525, second air passage block;526, first air passage block;527, connecting block;53, light shielding sheet metal;54, second baffle;55, first baffle;56, third baffle;6, lamp tube;7, thermocouple;8, frame support. DETAILED DESCRIPTION

[0036] The present invention will be further described in detail below with reference to the embodiments. The following embodiments are explanations of the present invention, but the present invention is not limited to the following embodiments.

[0037] Specific Implementation Example 1: Please refer to Figures 1-13 A welding light box with a cooling device includes a light box bracket 1, an air blowing module 2, a light box top 3, and several lamp tubes 6; the lamp tubes 6 are arranged at intervals inside the light box bracket 1; the air blowing module 2 is installed at both ends of the lamp tubes 6; the light box top 3 covers the top of the light box bracket 1.

[0038] The air blowing module 2 includes at least one air collecting block 21, several air blowing blocks 22, and several first air pipes 24; both ends of the first air pipes 24 are fitted with corresponding adapters 23 to form an air blowing channel; one end of the air blowing channel is installed at the bottom of the air collecting block 21 through the adapter 23, and the other end of the air blowing channel is installed at the top of the corresponding air blowing block 22 through the adapter 23, and the air collecting block 21 and the air blowing block 22 are connected through the air blowing channel; the lower end of the air blowing block 22 extends into the space between the ends of two adjacent lamp tubes 6.

[0039] In the vertical direction of the air blowing block 22, a first air passage 221 is provided from top to bottom; a second air passage 222 is provided on the outer side wall of the lower end of the air blowing block 22; the second air passage 222 extends into the air blowing block 22 and communicates with the first air passage 221; a plurality of third air passages 223 are provided on the second ventilation blocks 225 on both sides of the lower end of the first air passage 221 and / or on both sides of the second air passage 222 to connect and communicate with the outside of the air blowing block 22, thereby blowing air to cool the ends of the lamp tubes 6 on both sides of the lower end of the air blowing block 22.

[0040] Optionally, there are two second airways 222.

[0041] The light box bracket 1 includes several ventilation brackets that are arranged together to form a frame. The ventilation brackets include a first ventilation bracket 12 and a third ventilation bracket 14, which are arranged opposite to each other. Several transition blocks 15 are fixedly arranged on the inner sidewalls of the first ventilation bracket 12 and the third ventilation bracket 14 to support the top 3 of the light box.

[0042] The ventilation support also includes a first ventilation support 12 and a fourth ventilation support 16; the two ends of the first ventilation support 12 are fixedly connected to the ends of one of the second ventilation support 13 and the third ventilation support 14 respectively, and the other ends of the second ventilation support 13 and the third ventilation support 14 are fixedly disposed at the ends of the two ends of the fourth ventilation support 16 respectively.

[0043] The outer side wall of the first ventilation support 12 and the third ventilation support 14 is fixedly provided with a corresponding first outer side metal sheet 11; the outer side wall of the fourth ventilation support 16 is fixedly provided with a second outer side metal sheet 17, and the second outer side metal sheet 17 is installed at the lower end of the fourth ventilation support 16; the outer side wall of the second ventilation support 13 is fixedly provided with a third outer side metal sheet; the outer side wall of the first outer side metal sheet 11 is installed with a corresponding adapter plate 42, and the side wall of the adapter plate 42 away from the first outer side metal sheet 11 is installed with a lamp wire adapter assembly 4 for installing an electric connecting wire.

[0044] The lamp box support 1 further comprises a first frame plate 19, and both ends of the first frame plate 19 are arranged on the top of the corresponding adapter block 15.

[0045] The lamp wire adapter assembly 4 comprises a plurality of terminal blocks 43 and a wire protection box 41; the terminal blocks 43 are arranged on the side wall of the corresponding adapter plate 42 away from the first outer side metal sheet 11; the wire protection box 41 is arranged on the outer periphery of the corresponding terminal blocks 43 and is fixedly connected with the side wall of the adapter plate 42 away from the first outer side metal sheet 11; both ends of the wire protection box 41 are installed with wire protection clamps 44 for clamping and protecting the electric connecting wire.

[0046] Optionally, the outer side wall of the fourth ventilation support 16 is fixedly provided with a mounting block 18, and a thermocouple 7 is embedded in the mounting block 18, and the thermocouple 7 is used for detecting the temperature of the end of the lamp tube 6.

[0047] The welded lamp box further comprises a lamp tube connecting frame 5; the lamp tube connecting frame 5 is installed in the interior of the lamp box support 1; the lamp tube connecting frame 5 comprises a plurality of windproof plates, and the windproof plates are installed at both ends of the lamp tube; the windproof plates and the inner side wall of the corresponding lamp box support 1 form corresponding air ducts to accommodate the ends of the lamp tube 6 arranged at both ends and the air blowing block 22 extending into the ends of the adjacent two lamp tubes 6.

[0048] The windproof plates comprise a first windproof plate 55, a second windproof plate 54 and a third windproof plate 56; the first windproof plate 55 and the second windproof plate 54 are arranged side by side to form a windproof base; the third windproof plate 56 is arranged on the top of the windproof base to form a windproof group; the windproof group is provided with two groups; the windproof group and the corresponding ventilation support form corresponding air ducts.

[0049] The lamp tube connecting frame 5 further comprises two light shielding metal sheets 53, one end of one of the light shielding metal sheets 53 is arranged on the top of the first windproof plate 55 away from the second windproof plate 54, and the other end of the other light shielding metal sheet 53 is arranged on the top of the second windproof plate 54 away from the first windproof plate 55.

[0050] Optionally, a gap is arranged between the first windproof plate 55 and the second windproof plate 54, and the width of the gap is 4 mm.

[0051] One side of the first and second wind baffles 55 and 54 is curved or bent to form a corresponding curved portion; the bottom of the third wind baffle 56 is concave and provided with a plurality of first grooves, and the top of the curved portion of the first and second wind baffles 55 and 54 is concave and provided with a plurality of second grooves, the third wind baffle 56 is erected on the wind baffle base, and the side wall of the lower end of the third wind baffle 56 is in abutment with the inner side wall of the curved portion; the first and second grooves are matched to form a lamp tube hole; the two ends of the lamp tube 6 respectively pass through the corresponding lamp tube holes and are spaced apart and erected in the frame.

[0052] Preferably, the wind baffle base is provided with two groups, which are respectively fixedly connected with the bottom of the corresponding second and fourth ventilation supports 13 and 16, the curved portion of the first and second wind baffles 55 and 54 is inside the frame and is spaced apart from the inner side wall of the corresponding second and fourth ventilation supports 13 and 16.

[0053] The top of the third wind baffle 56 is provided with a first substrate 51; the top of the first substrate 51 is provided with a second substrate, the two ends of the second substrate are erected on the top of the corresponding adapter block 15, and the air blowing blocks 22 are arranged side by side on the top of the second substrate.

[0054] Optionally, the top of the two ends of the second substrate is fixedly provided with a first fixed block 52; the lower end of the first fixed block 52 is in abutment with the inner side wall of the third wind baffle 56 and is fixedly connected with the third wind baffle 56; the first substrate 51, the third wind baffle 56 and the first fixed block 52 form a first cavity; the top of the first substrate 51 is provided with a support block, which is arranged in the first cavity.

[0055] Optionally, the inner side wall of the two ends of the light shielding sheet metal 53 is in abutment with the side wall of the side of the corresponding first fixed block 52 away from the air blowing block 22; the two ends of the light shielding sheet metal 53 are fixedly connected with the corresponding first fixed block 52.

[0056] Optionally, the bottom of the support block is in abutment with the first fixed block 52 of the bottom of the first cavity.

[0057] Preferably, the first fixed block 52 is U-shaped, the opening of the first fixed block 52 faces the first and second substrates, and the first and second substrates are embedded in the first fixed block 52.

[0058] Optionally, the air blowing blocks 22 are arranged at equal distances.

[0059] Optionally, the upper and / or lower end of the air blowing block 22 is curved or bent.

[0060] Optionally, the upper end of the blowing block 22 is bent or folded to form a connecting block 227; the lower end of the blowing block 22 is bent or folded to form a second air passage block 225; the connecting block 227 is fixedly arranged on the top of the second base plate; the second air passage 222 and the third air passage 223 are arranged on the second air passage block 225, the second air passage block 225 extends into the end portions between the two adjacent lamp tubes 6, and the third air passage 223 is arranged on both sides of the second air passage block 225 to blow air to the end portions of the lamp tubes 6 on both sides of the second air passage block 225.

[0061] Optionally, the end portions of the two ends of the lamp tube 6 are embedded with a bracket 8, the bottom of the bracket 8 is abutted with the top of the corresponding wind-blocking base; the connecting block 227 and the second air passage block 225 are a first air passage block 226; the lower end of the first air passage block 226 is provided with a first step, and the blowing block 22 is arranged on the top of the bracket 8 through the first step.

[0062] Preferably, the bracket 8 is arranged in a U shape with the opening downwardly arranged to fix the lamp tube 6 inside the bracket 8.

[0063] The top portion 3 of the light box comprises a fan mounting plate 32 and a plurality of fans 35; the top portion of the fan mounting plate 32 is fixedly provided with a fan adapter plate 36; a plurality of air outlets are formed through the top portion of the fan adapter plate 36 to the bottom portion of the fan mounting plate 32; the fans 35 are arranged in the corresponding air outlets and are connected with the fan adapter plate 36; the number of the air outlets is consistent with the number of the fans 35; the bottom portion of the fan mounting plate 32 is fixedly provided with a raised metal plate 37; the bottom portions of the two ends of the raised metal plate 37 are fixedly provided with corresponding support plates 31, and the bottom portions of the other two sides of the raised metal plate 37 are fixedly provided with corresponding reflective metal plates 38; the reflective metal plates 38 and the raised metal plate 37 are arranged around the bottom portion of the raised metal plate 37 to form a support framework.

[0064] The top portion of the raised metal plate 37 is covered with a second bracket plate 39; the two ends of the second bracket plate 39 are bent / folded to form a curved surface, which is abutted with the inner side wall of the corresponding raised metal plate 37 and is fixedly connected with the raised metal plate 37.

[0065] Optionally, the bottom portions of the two ends of the air collecting block 21 are fixedly provided with support blocks 211; the air blowing passage is arranged on the bottom portion of the air collecting block 21 between the two support blocks 211; the support blocks 211 are fixedly arranged on the top portions of the two ends of the corresponding support plates 31 and are arranged on the two sides of the raised metal plate 37; the air collecting block 21 is arranged above the two support plates 31 through the support blocks 211.

[0066] The top portion 3 of the light box further comprises a fan blowing block 34, which is arranged on one side of the fan 35.

[0067] The above descriptions are merely specific embodiments of the present application, and the protection scope of the present application is not limited to this. Any person skilled in the art, according to the technical solutions disclosed in the present application and the improved concepts thereof, can make equivalent replacements or changes, and these should be covered in the protection scope of the present application.

Claims

1. A sign with cooling means, characterized in that: The lamp box support (1), the blowing module (2) and a plurality of lamp tubes (6) are included; the lamp tubes (6) are arranged at intervals in the interior of the lamp box support (1); the blowing module (2) is installed at both ends of the lamp tubes (6); The blowing module (2) includes at least one gas collecting block (21), a plurality of blowing blocks (22) and a plurality of first air pipes (24); the both ends of the first air pipe (24) are embedded with corresponding adapters (23) to form a blowing channel; one end of the blowing channel is installed at the bottom of the gas collecting block (21) through the adapter (23), and the other end of the blowing channel is installed at the top of the corresponding blowing block (22) through the adapter (23), and the gas collecting block (21) and the blowing block (22) are connected through the blowing channel; the lower end of the blowing block (22) extends into the end portion between the corresponding adjacent two lamp tubes (6).

2. A light box with cooling according to claim 1, characterized in that: The lamp tube connecting frame (5) is further included; the lamp tube connecting frame (5) is installed in the interior of the lamp box support (1); The lamp tube connecting frame (5) includes a plurality of wind baffles, the wind baffles are installed at both ends of the lamp tubes, and the wind baffles and the inner side wall of the corresponding lamp box support (1) form a corresponding air duct to accommodate the end portions provided at both ends of the lamp tubes (6) and the blowing blocks (22) extending into the end portions between the adjacent two lamp tubes (6).

3. A light box with cooling according to claim 1, characterized in that: The lamp box support (1) includes a plurality of ventilation supports, and the ventilation supports enclose a frame; the ventilation supports include a first ventilation support (12) and a third ventilation support (14), and the first ventilation support (12) and the third ventilation support (14) are oppositely arranged; a plurality of adapter blocks (15) are fixedly arranged on the opposite inner side walls of the first ventilation support (12) and the third ventilation support (14).

4. A light box with cooling according to claim 3, characterized in that: The outer side walls of the first ventilation support (12) and the third ventilation support (14) are fixedly provided with corresponding first outer side metal sheets (11); the outer side walls of the first outer side metal sheets (11) are installed with corresponding adapter plates (42), and the side walls of the adapter plates (42) away from the first outer side metal sheets (11) are installed with lamp wire adapter assemblies (4) to be used for installing electric connecting wires.

5. A light box with cooling according to claim 2, characterized in that: The wind baffles include a first wind baffle (55), a second wind baffle (54) and a third wind baffle (56); the first wind baffle (55) and the second wind baffle (54) are arranged side by side to form a wind baffle base; the third wind baffle (56) is arranged on the top of the wind baffle base to form a wind baffle group; the wind baffle group is provided with two groups; the wind baffle group and the corresponding ventilation support form a corresponding air duct.

6. A light box with cooling according to claim 5, characterized in that: One side of the first wind baffle (55) and the second wind baffle (54) is curved or bent to form a corresponding bent portion; a plurality of first grooves are concavely arranged in the bottom of the third wind baffle (56), a plurality of second grooves are concavely arranged in the top of the bent portion, the third wind baffle (56) is arranged on the wind baffle base, and the side wall of the lower end of the third wind baffle (56) is abutted with the inner side wall of the bent portion; the first grooves and the second grooves are matched to form lamp tube holes; the both ends of the lamp tubes (6) respectively penetrate through the corresponding lamp tube holes and are arranged at intervals in the frame.

7. A light box with cooling according to claim 1, characterized in that: A first air channel (221) is formed through the top to the bottom of the blowing block (22) in the vertical direction; a second air channel (222) is formed on the outer side wall of the lower end of the blowing block (22); the second air channel (222) extends to the inside of the blowing block (22) and is in communication with the first air channel (221); a plurality of third air channels (223) are formed through the second air block (225) on the two sides of the lower end of the first air channel (221) and / or the two sides of the second air channel (222) to connect and communicate with the outside of the blowing block (22), so as to blow and cool the ends of the lamp tubes (6) on the two sides of the lower end of the blowing block (22).

8. A light box with cooling according to claim 7, characterized in that: The upper end of the blowing block (22) is curved or bent to form a connecting block (227); the lower end of the blowing block (22) is curved or bent to form a second air block (225); the connecting block (227) is fixedly arranged on the top of the second base plate; the second air channel (222) and the third air channel (223) are arranged on the second air block (225), the second air block (225) extends into the ends of the two adjacent lamp tubes (6), and the third air channel (223) is arranged on the two sides of the second air block (225) to blow and cool the ends of the lamp tubes (6) on the two sides of the second air block (225).

9. A light box with cooling according to claim 8, characterized in that: The end of the lamp tube (6) is embedded with a bracket (8), and the bottom of the bracket (8) is in abutting arrangement with the top of the corresponding wind-blocking base; the connecting block (227) and the second air block (225) are connected by a first air block (226); the lower end of the first air block (226) is provided with a first step, and the blowing block (22) is arranged on the top of the bracket (8) through the first step.

10. A light box with cooling according to claim 5, characterized in that: The top of the third wind-blocking plate (56) is provided with a first base plate (51); the top of the first base plate (51) is provided with a second base plate, the two ends of the second base plate are arranged on the top of the corresponding adapter block (15), and the blowing block (22) is arranged side by side on the top of the second base plate; The top of the two ends of the second base plate is fixedly provided with a first fixing block (52); the lower end of the first fixing block (52) is in abutting arrangement with the inner side wall of the third wind-blocking plate (56) and is fixedly connected with the third wind-blocking plate (56); the first base plate (51), the third wind-blocking plate (56) and the first fixing block (52) form a first cavity; the top of the first base plate (51) is provided with a support block arranged in the first cavity.

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