Pollutant catalytic degradation device

Abstract

The invention provides a pollutant catalytic degradation device which structurally comprises a collecting disc, a base, a degradation cabin, a control box, a stirring main body, a sealing cover and a catalytic lamp set, the collecting disc is arranged in the center of the lower end of the base, and the degradation cabin in the center of the upper end of the base controls the stirring main body through the control box; then, the catalytic lamp group is vertically mounted by combining a top sealing cover; after the catalytic lamp group is further improved, a rotating motor can be controlled and the light intensity of a light column can be adjusted through an intensity adjusting end on a main machine, and then a rotating wheel of the rotating motor can be used for driving the light column to vertically rotate in the center of the interior of the degradation cabin to be matched with a stirring main body to improve the stirring intensity of pollutants; meanwhile, the contact area of the lamplight column and the pollutants can be enlarged, so that the lamplight column can fill light into the pollutants in all directions, and the photocatalytic degradation intensity is improved.

Description

Technical Field

[0001] The invention relates to the technical field of catalytic degradation of pollutants, and more specifically to a catalytic degradation device for pollutants. Background Art

[0002] Pollutants refer to substances that can directly or indirectly harm humans after entering the environment. After entering the environment, these substances will change the normal composition of the environment and have an adverse effect on the growth, development and reproduction of organisms. Therefore, special catalytic degradation devices and photocatalytic degradation technology can be used to treat these pollutants. Through the combination of photocatalytic degradation technology, it can achieve the characteristics of no secondary pollution, replace the original traditional catalytic process, and achieve the characteristics of energy saving and environmental protection; In summary, the inventors have found that the existing catalytic degradation devices mainly have the following defects: when the current catalytic degradation device performs photocatalytic degradation, the catalytic light group it carries is installed at the top center of the device and then cooperates with the edge stirring components to stir and supplement the pollutants to achieve photocatalysis, but affected by the static position of the catalytic light group, it is unable to completely illuminate the inside of the pollutant, resulting in a situation where the light source received by some catalysts is limited, thereby reducing the intensity of the light reaction, thereby reducing the integrity of the photocatalysis. Summary of the invention

[0003] The technical solution adopted by the present invention to achieve the technical purpose is: a pollutant catalytic degradation device, whose structure includes: a collection plate, a base, a degradation chamber, a control box, a stirring body, a cover, and a catalytic lamp group. The collection plate is arranged at the center of the lower end of the base and the degradation chamber at the center of the upper end of the base controls the stirring body through the control box, and then the catalytic lamp group is vertically installed in combination with the top cover.

[0004] As a further improvement of the present invention, the catalytic lamp group is also provided with an intensity adjustment end, which is arranged on the side of the main unit and the upper layer of the main unit is covered with an adsorption plate, a connecting block is arranged at the edge of the adsorption plate, and a rotating motor is also connected to the center of the adsorption plate. The top of the rotating motor is connected to the rotating wheel and a light column is fixed at the center of the rotating wheel.

[0005] As a further improvement of the present invention, the lighting column is also provided with a powered fixing block, the upper end of the powered fixing block is fixedly connected to the lower end of the column, the top of the column is embedded in the center block and connected to the center of the bottom layer inside the degradation chamber, the edge of the column is covered by a transparent protective cover and the bottom end of the transparent protective cover is connected to a splicing block which is connected to the top edge of the rotating motor and is spaced apart from the powered fixing block.

[0006] As a further improvement of the present invention, the rotating motor is controlled by the intensity adjustment end of the main unit of the catalytic lamp group, and then the rotating motor drives the light column to rotate in the center of the degradation chamber through the rotating wheel, and cooperates with the stirring body to stir the pollutants. At the same time, according to the column shape of the light column, it can penetrate deep into the pollutants to provide supplementary light, and then the surface of the column is covered and protected in combination with a transparent protective cover.

[0007] As a further improvement of the present invention, the collecting plate is in a "concave" shape to cover the lower end of the base, the degradation chamber is set in a vertical position and the internal pollutants are stirred by the edge stirring body, the cover carries an internal thread that matches the external thread on the top of the degradation chamber, and the catalytic lamp group is set in a vertical position.

[0008] As a further improvement of the present invention, the intensity adjustment end controls the start and stop of the rotating motor on the adsorption plate through the host, and then the light intensity of the light column can also be adjusted.

[0009] As a further improvement of the present invention, the powered fixed block coincides with the center point of the column, the center block is in a raised shape to define the top of the column and limit its center, and the transparent protective cover is connected to the edge of the rotating wheel through the bottom splicing block and then completely covers the column.

[0010] As a further improvement of the present invention, the center block is also provided with a connecting ring, which is arranged on the surface of the frame and the inner area of ​​the frame is also connected with a positioning block to position the auxiliary wheel, and the auxiliary wheel is also embedded in the inner area of ​​the edge of the circular sleeve.

[0011] As a further improvement of the present invention, the frame is fixedly connected to the top of the transparent protective cover by a connecting ring and the inner wall of the frame is also provided with three sets of positioning blocks to position the three spherical auxiliary wheels in the circular cover, and the circular cover allows the top of the column to be vertically embedded.

[0012] As a further improvement of the present invention, the circular sleeve is provided with a sleeve body, a connecting groove is opened inside the sleeve body and the vertical sleeve is embedded through the connecting groove. A slot is also opened in the center of the vertical sleeve and the bottom is connected to an adsorption plate to overlap with the top of the column.

[0013] As a further improvement of the present invention, the sleeve body allows the auxiliary wheel to be embedded in its own inner wall through the connecting groove and then contact the edge of the vertical sleeve. The vertical sleeve allows the top of the column to be vertically embedded through the central slot and restrains the top of the column in combination with the adsorption plate.

[0014] As a further improvement of the present invention, the collecting tray is further provided with a sanding plate, which covers the bottom layer of the tray body and a collecting groove is opened inside the tray body, and vertical connecting pieces are connected to both sides of the upper edge of the tray body.

[0015] As a further improvement of the present invention, the area of ​​the grinding plate is consistent with the area of ​​the bottom of the disc body, the collecting groove of the disc body is a rectangular concave shape, and the left and right vertical connecting members are set in symmetrical positions.

[0016] As a further improvement of the present invention, the vertical connecting piece is provided with a calibration block, which is welded to the edge of the support column and vertically embedded in the lower layer of the base. A cavity is opened in the center of the support column to allow the plug block to be vertically embedded, so that the plug block passes through the surface of the base on both sides and enters the interior of the support column for restraint.

[0017] As a further improvement of the present invention, the calibration block is provided at each edge of the support column and is set in a symmetrical orientation. The cavity area of ​​the support column is consistent with the area of ​​the plug block, and the plug block is in a "T" shape.

[0018] Compared with the prior art, the present invention has the following beneficial effects: 1. The present invention is a further improvement of the catalytic lamp group. The intensity adjustment end on the main unit can be used to control the rotating motor and adjust the light intensity of the light column. Then, the rotating wheel of the rotating motor can drive the light column to rotate vertically in the center of the degradation chamber to cooperate with the stirring body to increase the stirring intensity of the pollutants. At the same time, the light column can expand the contact area with the pollutants, so that it can provide all-round light supplement to the inside of the pollutants, thereby improving the intensity of photocatalytic degradation.

[0019] 2. The present invention is further improved by the central block at the top of the light column. It can be connected with the top of the transparent protective cover through the connecting ring of the frame, and then the internal positioning block and auxiliary wheel can contact the vertical cover edge of the circular cover, so that when the main body of the light column is driven by the rotating wheel to rotate, the top will cooperate with the vertical cover and the adsorption plate to rotate at the bottom center of the degradation chamber, thereby improving the stability of vertical rotation. During the process, the bottom of the transparent protective cover can be installed on the surface edge of the rotating motor through the splicing block to avoid the phenomenon of simultaneous rotation. Therefore, it can effectively improve the rotation stability of the light column and prevent water source intrusion damage caused by direct contact between pollutants and the column surface. During the process, the auxiliary wheel inside the frame can be driven by the rotation of the circular cover to achieve an auxiliary rotation effect.

[0020] 3. The present invention is a further improvement of the collecting tray. The frosted plate at the bottom of the tray can increase the friction with the ground, so that the tray can receive the catalytically degraded substances through the collecting groove. During the receiving process, the tray can be fixed to the lower part of the base through the support columns and plugs of the vertical connectors on both sides of the edge, thereby achieving a stable connection effect and preventing the displacement caused by the force caused by the direct rushing out of a large amount of degraded substances to destroy the original positioning of the tray. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1The present invention is a structural schematic diagram of a pollutant catalytic degradation device.

[0022] Figure 2 The present invention is a schematic diagram of the three-dimensional structure of an improved catalytic lamp group.

[0023] Figure 3 The present invention is a schematic diagram of the structure of a light column after improvement.

[0024] Figure 4 This is a schematic diagram of the structure of an improved central block from a top view.

[0025] Figure 5 The present invention is a schematic diagram of a three-dimensional structure after improvement of a circular sleeve.

[0026] Figure 6 The present invention is a schematic diagram of the three-dimensional structure of an improved collecting plate.

[0027] Figure 7 The present invention is a schematic diagram of the structure of an improved vertical connector when viewed from above.

[0028] Figure 8 The present invention is a schematic structural diagram of a splicing block from a side view.

[0029] In the figure: collecting plate-1, base-2, degradation chamber-3, control box-4, stirring body-5, cover-6, catalytic lamp group-7; Intensity adjustment end-71, main unit-72, adsorption plate-73, connection block-74, rotating motor-75, rotating wheel-76, light column-77; Power-on fixing block-771, column-772, center block-773, transparent protective cover-774, splicing block-775; Connecting ring-7731, frame-7732, positioning block-7733, auxiliary wheel-7734, round sleeve-7735; Sleeve body 7351, connecting groove 7352, vertical sleeve 7353, slot 7354, adsorption plate 7355; Sanding plate-11, plate body-12, collecting tank-13, vertical connecting piece-14; Calibration block-141, support column-142, cavity-143, insert block-144. DETAILED DESCRIPTION

[0030] The present invention is further described below in conjunction with the accompanying drawings: Embodiment 1: Figures 1 to 5 As shown: The present invention provides a pollutant catalytic degradation device. Its structure includes a collecting plate 1, a base 2, a degradation chamber 3, a control box 4, an agitating body 5, a cover 6, and a catalytic lamp group 7. The collecting plate 1 is arranged at the lower end center of the base 2, and the degradation chamber 3 at the upper end center of the base 2 controls the agitating body 5 through the control box 4, and then the catalytic lamp group 7 is vertically installed in combination with the top cover 6.

[0031] Among them, the catalytic lamp group 7 is also provided with an intensity adjustment end 71, and the intensity adjustment end 71 is arranged on the side of the main unit 72 and the upper layer of the main unit 72 is covered with an adsorption plate 73, and a connecting block 74 is arranged on the edge of the adsorption plate 73. A rotating motor 75 is also connected to the center of the adsorption plate 73. The top of the rotating motor 75 is connected to the rotating wheel 76 and a light column 77 is fixed at the center of the rotating wheel 76.

[0032] Among them, the light column 77 is also provided with a powered fixed block 771, the upper end of the powered fixed block 771 is fixedly connected to the lower end of the column 772, the top of the column 772 is embedded in the center block 773 and connected to the bottom center of the degradation chamber 3, the edge of the column 772 is covered by a transparent protective cover 774 and the bottom end of the transparent protective cover 774 is connected to a splicing block 775 which is connected to the top edge of the rotating motor 75 and is spaced with the powered fixed block 771.

[0033] Among them, the rotating motor 75 is controlled by the intensity adjustment end 71 of the main unit 72 of the catalytic lamp group 7, and then the rotating motor 75 drives the light column 77 to rotate in the center of the degradation chamber 3 through the rotating wheel 76, and cooperates with the stirring body 5 to stir the pollutants. At the same time, according to the shape of the column 772 of the light column 77, it can penetrate into the pollutants for supplementary light, and then combined with the transparent protective cover 774, the surface of the column 772 is covered and protected.

[0034] Among them, the collecting plate 1 is in the shape of a "concave" character to cover the lower end of the base 2, the degradation chamber 3 is set in a vertical position and the internal pollutants are stirred by the edge stirring body 5, the cover 6 has an internal thread that matches the external thread on the top of the degradation chamber 3, and the catalytic lamp group 7 is set in a vertical position.

[0035] The intensity adjustment end 71 controls the start and stop of the rotating motor 75 on the adsorption plate 73 through the host 72 , and then can also adjust the light intensity of the light column 77 .

[0036] Among them, the power-on fixed block 771 coincides with the center point of the column 772, the center block 773 is in a convex shape to define the top of the column 772 and limit its center, and the transparent protective cover 774 is connected to the edge of the rotating wheel 76 through the bottom splicing block 775 and then completely covers the column 772.

[0037] Among them, the central block 773 is also provided with a connecting ring 7731, and the connecting ring 7731 is arranged on the surface of the frame 7732 and the inner area of ​​the frame 7732 is also connected with a positioning block 7733 to position the auxiliary wheel 7734, and the auxiliary wheel 7734 is also embedded in the inner area of ​​the edge of the circular sleeve 7735.

[0038] The frame 7732 is fixedly connected to the top of the transparent protective cover 774 through a connecting ring 7731, and the inner wall of the frame 7732 is also provided with three sets of positioning blocks 7733 to position the three spherical auxiliary wheels 7734 in the circular cover 7735. The circular cover 7735 allows the top of the column 772 to be vertically embedded.

[0039] Among them, the circular sleeve 7735 is provided with a sleeve body 7351, and a connecting groove 7352 is opened inside the sleeve body 7351, and the vertical sleeve 7353 is embedded through the connecting groove 7352. A slot 7354 is also opened in the center of the vertical sleeve 7353, and the bottom is connected to an adsorption plate 7355 to overlap with the top of the column 772.

[0040] The sleeve 7351 allows the auxiliary wheel 7734 to be embedded in its inner wall through the connecting groove 7352 and then contacts the edge of the vertical sleeve 7353. The vertical sleeve 7353 allows the top of the column 772 to be vertically embedded through the central slot 7354 and combines with the suction plate 7355 to restrain the top of the column 772.

[0041] Specific functions and operation procedures of this embodiment: In the present invention, the pollutant catalytic degradation device can determine the position of the degradation chamber 3 through the base 2, and then the degradation chamber 3 uses the control box 4 to electrically control the stirring body 5, so that the stirring body 5 can stir the edge of the pollutant inside the degradation chamber 3, and at the same time, the catalytic lamp group 7 of the top cover 6 can supplement the light inside the degradation chamber 3, which is beneficial to the light reaction effect of the catalyst, ensuring that the photocatalytic degradation work can be carried out inside the degradation chamber 3, and finally, the substances obtained after the catalytic degradation of the pollutants can be introduced into the collection plate 1 through conventional discharge, which is convenient for subsequent movement to the corresponding area for processing. The main unit 72 of the catalytic lamp group 7 can be vertically installed at the top center of the cover 6 through the adsorption plate 73 and the connecting block 74, and then the built-in rotating motor 75 will drive the rotating wheel 76 to The light column 77 is driven to rotate. For this purpose, the light column 77 can be vertically inserted into the inner center area of ​​the degradation chamber 3 according to the position of the main unit 72. For this purpose, it can be inserted into the central area of ​​the pollutant. Then, the rotation driven by the rotating motor 75 and the stirring effect of the stirring body 5 can be combined to improve the stirring intensity of the pollutant and the vertical insertion effect of the column 772 can be used to expand the contact area with the inner area of ​​the pollutant. At the same time, according to the brightness control of the intensity adjustment end 71, the inside of the pollutant can be supplemented with light in a large range, ensuring a large range of photocatalytic intensity and preventing the limited supplementary light range from reducing the intensity effect of photocatalysis. Then, the column 772 of the light column 77 can be installed in the center area of ​​the rotating wheel 76 through the bottom powered fixing block 771, and the top will Embedded in the center block 773 to achieve vertical center stable rotation, the transparent protective cover 774 on the edge will then use the bottom splicing block 775 to complete the connection with the top edge of the rotating motor 75, so that when the rotating motor 75 drives the main body 772 to rotate, the transparent protective cover 774 will not rotate with it, ensuring the protection effect on the surface of the column 772 and preventing damage caused by pollutants and water intrusion. At the same time, the frame 7732 of the center block 773 can be spliced ​​with the top of the transparent protective cover 774 through the connecting ring 7731, and the frame 7732 will be fixed to the inner bottom center area of ​​the degradation chamber 3, and then the positioning block 7733 added inside can contact the outer edge of the circular cover 7735 through the auxiliary wheel 7734, so that the circular cover 7735 The sleeve 7351 can overlap with the auxiliary wheel 7734 through the connecting groove 7352, and at the same time, the outer part of the vertical sleeve 7353 in the center area of ​​the circle will contact the auxiliary wheel 7734, so that the vertical sleeve 7353 allows the top of the column 772 to be embedded and adsorbed and restrained through the slot 7354 and the adsorption plate 7355. When the column 772 carries the vertical sleeve 7353 to rotate, it can drive the auxiliary wheel 7734 to rotate in the positioning block 7733, thereby improving the smoothness of the rotation. At the same time, when the column 772 rotates, the frame 7732 and the connecting ring 7731 will remain stationary and will not rotate accordingly, thereby ensuring that the transparent protective sleeve 774 is vertically and stably upright at the origin, thereby indirectly improving the vertical fixing strength of the light column 77 in the center of the degradation cabin 3 and the stability effect of large-scale fill light.

[0042] Embodiment 2: Figure 6 to Figure 7 As shown: The present invention provides a pollutant catalytic degradation device. Its structure includes: the collecting tray 1 is also provided with a grinding plate 11, the grinding plate 11 covers the bottom part of the tray body 12, and a collecting groove 13 is opened inside the tray body 12, and vertical connecting pieces 14 are connected to both sides of the upper edge of the tray body 13.

[0043] The area of ​​the grinding plate 11 is consistent with the bottom area of ​​the disc body 12, the collecting groove 13 of the disc body 12 is a rectangular concave shape, and the left and right vertical connecting members 14 are set in a symmetrical orientation.

[0044] Among them, the vertical connecting member 14 is provided with a calibration block 141, and the calibration block 141 is welded to the edge of the support column 142 and vertically embedded in the two sides of the lower layer of the base 2. A cavity 143 is opened in the center of the support column 142 to allow the plug block 144 to be vertically embedded, so that the plug block 144 passes through the two sides of the surface of the base 2 and enters the interior of the support column 142 for restraint.

[0045] The calibration block 141 is provided at each edge of the support column 142 and is set in a symmetrical orientation. The area of ​​the cavity 143 of the support column 142 is consistent with the area of ​​the plug block 144, and the plug block 144 is in a "T" shape.

[0046] Specific functions and operation procedures of this embodiment: In the present invention, a frosted plate 11 is added to the bottom of the plate body 12 of the collection plate 1 to increase the friction with the ground, and then combined with the vertical connectors 14 on both sides of the top to complete the connection stability with the lower end of the base 2, thereby avoiding the large-scale deviation caused by the discharge of substances after catalytic degradation, improving the collection stability of the collection tank 13 for substances, and preventing leakage caused by position deviation, and then the vertical connector 14 is first aligned with the two sides of the lower edge of the base 2 through the edge calibration block 141 of the support column 142, and then the plug block 144 is used to penetrate the two sides of the surface of the base 2 and enter the support column 142 for fixing and restraining, ensuring the vertical connection stability of the collection plate 1 with the base 2, improving the splicing strength of the overall components and facilitating the subsequent disassembly and assembly effect, so that the collection plate 1 can be manually moved after disassembly.

[0047] Utilizing the technical solution of the present invention, or those skilled in the art designing similar technical solutions inspired by the technical solution of the present invention to achieve the above-mentioned technical effects, all fall within the protection scope of the present invention.

Claims

1. A pollutant catalytic degradation device, the structure of which includes: A collecting plate (1), a base (2), a degradation chamber (3), a control box (4), an agitating body (5), a cover (6), and a catalytic lamp group (7), wherein the collecting plate (1) is arranged at the center of the lower end of the base (2), and the degradation chamber (3) at the center of the upper end of the base (2) controls the agitating body (5) through the control box (4), and then the catalytic lamp group (7) is vertically installed in combination with the top cover (6), characterized in that: The catalytic lamp group (7) is also provided with an intensity adjustment end (71), the intensity adjustment end (71) is arranged at the side of the main unit (72), and the upper layer of the main unit (72) is covered with an adsorption plate (73), a connection block (74) is arranged at the edge of the adsorption plate (73), and a rotating motor (75) is also connected to the center of the adsorption plate (73), the top of the rotating motor (75) is connected to a rotating wheel (76), and a light column (77) is fixed at the center of the rotating wheel (76); The lighting column (77) is further provided with an energized fixed block (771), the upper end of the energized fixed block (771) being fixedly connected to the lower end of the column (772), the top of the column (772) being embedded in the center block (773) and connected to the center of the bottom layer inside the degradation chamber (3), the edge of the column (772) being covered by a transparent protective cover (774), and the bottom end of the transparent protective cover (774) being connected to a splicing block (775) connected to the top edge of the rotating motor (75) and being spaced in accordance with the energized fixed block (771); The rotating motor (75) is controlled by the intensity adjustment end (71) of the main unit (72) of the catalytic lamp group (7), and then the rotating motor (75) drives the light column (77) to rotate in the center of the degradation chamber (3) through the rotating wheel (76), and cooperates with the stirring body (5) to stir the pollutants. At the same time, according to the shape of the column (772) of the light column (77), it can penetrate into the pollutants to provide supplementary light, and then the surface of the column (772) is covered and protected in combination with the transparent protective cover (774).

2. A pollutant catalytic degradation device according to claim 1, characterized in that: The collecting plate (1) is in the shape of a Chinese character "concave" and covers the lower end of the base (2); the degradation chamber (3) is set in a vertical orientation and the internal pollutants are stirred by the edge of the stirring body (5); the sealing cover (6) has an internal thread that matches the external thread at the top of the degradation chamber (3); and the catalytic lamp group (7) is set in a vertical orientation.

3. A pollutant catalytic degradation device according to claim 1, characterized in that: The intensity adjustment end (71) controls the start and stop of the rotating motor (75) on the adsorption plate (73) through the host (72), and can also adjust the light intensity of the light column (77).

4. A pollutant catalytic degradation device according to claim 1, characterized in that: The center points of the energized fixed block (771) and the column (772) coincide with each other, the center block (773) is in a convex shape to define the top of the column (772) and limit its center, and the transparent protective cover (774) is connected to the edge of the rotating wheel (76) through the bottom splicing block (775) and then completely covers the column (772).

5. The pollutant catalytic degradation device according to claim 1, characterized in that: The central block (773) is further provided with a connection ring (7731), the connection ring (7731) being arranged on the surface layer of the frame (7732), and the inner region of the frame (7732) is further connected with a positioning block (7733) for positioning the auxiliary wheel (7734), and the auxiliary wheel (7734) is further embedded in the inner region of the edge of the circular sleeve (7735); The frame (7732) is fixedly connected to the top of the transparent protective cover (774) via a connecting ring (7731), and the inner wall of the frame (7732) is also provided with three sets of positioning blocks (7733) for positioning the three spherical auxiliary wheels (7734) in the circular cover (7735). The circular cover (7735) allows the top of the column (772) to be vertically embedded.

6. A pollutant catalytic degradation device according to claim 5, characterized in that: The circular sleeve (7735) is provided with a sleeve body (7351), a connecting groove (7352) is opened inside the sleeve body (7351) and the vertical sleeve (7353) is embedded through the connecting groove (7352), and a slot (7354) is opened in the center of the vertical sleeve (7353) and a suction plate (7355) is connected at the bottom to overlap with the top of the column (772); The sleeve (7351) allows the auxiliary wheel (7734) to be embedded in its inner wall through the connecting groove (7352) and then contact the edge of the vertical sleeve (7353). The vertical sleeve (7353) allows the top of the column (772) to be vertically embedded through the central slot (7354) and is combined with the adsorption plate (7355) to restrain the top of the column (772).

7. The pollutant catalytic degradation device according to claim 1, characterized in that: The collecting tray (1) is further provided with a sanding plate (11), the sanding plate (11) covers the bottom portion of the tray body (12), a collecting groove (13) is opened inside the tray body (12), and vertical connecting pieces (14) are connected to both sides of the upper edge of the tray body (13); The area of ​​the sanding plate (11) is consistent with the bottom area of ​​the disc body (12); the collecting groove (13) of the disc body (12) is in a rectangular concave shape, and the left and right vertical connecting pieces (14) are set in symmetrical positions.

8. A pollutant catalytic degradation device according to claim 7, characterized in that: The vertical connecting member (14) is provided with a calibration block (141), the calibration block (141) is welded to the edge of the support column (142) and vertically embedded in the two sides of the lower layer of the base (2), and a cavity (143) is opened in the center of the support column (142) to allow the insert block (144) to be vertically embedded, so that the insert block (144) penetrates the two sides of the surface of the base (2) and enters the interior of the support column (142) for restraint; The calibration block (141) is provided at each edge of the support column (142) and is set in a symmetrical orientation. The area of ​​the cavity (143) of the support column (142) is consistent with the area of ​​the insert block (144), and the insert block (144) is in a "T" shape.

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