Water film dripping box and wet chemical surface treatment equipment

Abstract

The utility model discloses a water film dripping box and wet chemical surface treatment equipment. The water film dripping box comprises a dripping box lower cover and a dripping box upper cover, a groove is formed in the top face of the lower drip box cover, first drip holes are evenly formed in the middle of the interior of the groove, second drip holes are evenly formed in the left side and the right side of the interior of the groove, the hole distances between the first drip holes are dispersed, the hole distances between the second drip holes are dense, a boss is fixed to the bottom face of the upper drip box cover, and the boss is correspondingly connected with the groove in an inserted mode. A water inlet connector is arranged on the top face of the drip box upper cover. According to the water film dripping box, the first dripping holes which are arranged in a sparse mode are matched with the second dripping holes which are arranged in a dense mode, so that the uniformity of a water film discharged from the dripping box can be guaranteed, meanwhile, the dripping box can be conveniently disassembled and assembled by matching the mounting frame with the mounting groove, and the formed dripping holes can be cleaned by the cleaning brush so as to prevent the dripping holes from being blocked.

Description

Technical Field

[0001] The utility model relates to the technical field of photovoltaics, in particular to wet chemical surface treatment equipment for photovoltaic silicon wafers, in particular to a water film dripping box and wet chemical surface treatment equipment. Background Art

[0002] When silicon wafers are subjected to wet chemical surface treatment, the water film drip box structure currently used is that the drip strip is processed by CNC machine tools, then punched by machining center, sealed by sealing strips, and finally assembled by bolts up and down. Water enters from the water inlet, and then water is discharged from the small holes of the drip box, covering the upper surface of the product to form a water film to prevent the liquid medicine from polluting the upper surface of the product, so as to realize the subsequent process. However, the current water film drip box has complicated processing procedures, is not convenient for disassembly and assembly, and has a high overall cost. In addition, due to the uniform arrangement of the drip holes, the water film discharged from the drip box is uneven, and it is also inconvenient to clean when the drip holes are blocked. For this reason, a water film drip box for wet chemical surface treatment equipment is proposed. Utility Model Content

[0003] The technical problem to be solved by the utility model is to overcome the existing defects and provide a water film drip box for wet chemical surface treatment equipment. The first drip holes arranged sparsely inside and the second drip holes arranged densely outside can ensure that the water film discharged from the drip box is uniform. At the same time, the installation frame and the installation groove are used to facilitate the disassembly and assembly of the drip box, and the cleaning brush can be used to clean the opened drip holes to prevent the drip holes from being blocked, which can effectively solve the problems in the background technology.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a water film drip box of a wet chemical surface treatment equipment, comprising a drip box lower cover and a drip box upper cover;

[0005] A groove is provided on the top surface of the drip box lower cover, first drip holes are evenly provided in the middle of the groove, second drip holes are evenly provided on the left and right sides of the groove, the hole spacing between the multiple first drip holes is sparse, and the hole spacing between the multiple second drip holes is dense, a boss is fixed on the bottom surface of the drip box upper cover, the boss is correspondingly plugged into the groove, a water inlet joint is provided on the top surface of the drip box upper cover, and a cleaning unit is provided on the outer side of the drip box lower cover;

[0006] It also includes a mounting frame and a mounting groove. There are two mounting frames and they are fixed on the left and right sides of the upper cover of the drip box respectively. There are two mounting grooves and they are opened on the left and right sides of the lower cover of the drip box respectively.

[0007] Furthermore, the cleaning unit includes a slide groove, a slide frame, a cleaning brush, a brush rack and a handle, the slide groove is opened on the side of the lower cover of the drip box, the slide groove is slidably connected to the slide frame, the brush rack is provided on both sides of the interior of the slide frame, the cleaning brush is inserted into the interior of the brush rack, and the handle is fixed to the middle part of the bottom surface of the slide frame, and the slide frame slides inside the slide groove, so that the cleaning brush cleans the drip hole to prevent the drip hole from being blocked.

[0008] Furthermore, it also includes an adjusting frame, a pipe sleeve and an adjusting groove, wherein the adjusting groove is opened on the top surface of the drip box cover, the adjusting frame is slidably connected inside the adjusting groove, the top of the adjusting frame is fixedly connected to the outer side of the pipe sleeve, the pipe sleeve is fitted with the top surface of the water inlet joint, and the adjusting frame slides inside the adjusting groove to adjust the angle of the pipe sleeve, thereby facilitating the protection of the connection between the water inlet pipe and the water inlet joint to prevent the water inlet pipe from bending and affecting liquid delivery.

[0009] Furthermore, it also includes a clamping block and a clamping hole, wherein the clamping block is fixed on the top surface of the adjustment frame, and the clamping holes are evenly arranged on the top surface of the adjustment groove. The clamping block and the clamping hole are correspondingly clamped, and the clamping block is clamped into the clamping hole to lock the adjustment frame.

[0010] Furthermore, it also includes a fixing hole and an elastic protrusion, wherein the fixing hole is opened on the surface of the mounting frame, and the elastic protrusion is fixed inside the mounting groove, and the elastic soil block cooperates with the fixing hole, thereby facilitating the disassembly and assembly of the drip box lower cover and the drip box upper cover.

[0011] Furthermore, it also includes a sealing strip, which is bonded to the top surface of the lower cover of the drip box. The sealing strip is made of rubber. The sealing strip can increase the sealing performance of the combination of the lower cover and the upper cover of the drip box.

[0012] The utility model also provides a wet chemical surface treatment device, comprising the above-mentioned water film dripping box.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. The water drop film box can ensure uniform water film discharge from the water drop box by using the first drop hole with sparse inner arrangement and the second drop hole with dense outer arrangement. At the same time, the installation frame and the installation groove are used to facilitate the disassembly and assembly of the drop box, and the boss and groove plug-in can reduce the positioning operation time during assembly and simplify the installation;

[0015] 2. The water drop membrane box slides inside the slide groove through the slide frame, so that the cleaning brush cleans the drip hole to prevent the drip hole from being blocked;

[0016] 3. The water drop membrane box adjusts the angle of the pipe sleeve by sliding the adjustment frame inside the adjustment groove, so as to protect the connection between the water inlet pipe and the water inlet joint to prevent the water inlet pipe from bending and affecting the liquid delivery. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the three-dimensional structure of the water drop membrane box of the utility model;

[0018] Figure 2 This is a schematic diagram of the cross-sectional structure of the drip box upper cover of the utility model;

[0019] Figure 3 This is a schematic diagram of the cleaning unit structure of the utility model.

[0020] In the figure: 1 drop box lower cover, 2 cleaning unit, 21 slide groove, 22 slide frame, 23 cleaning brush, 24 brush frame, 25 handle, 3 groove, 4 first drop hole, 5 second drop hole, 6 drop box upper cover, 7 boss, 8 water inlet joint, 9 mounting frame, 10 mounting groove, 11 adjustment frame, 12 pipe sleeve, 13 adjustment groove, 14 clamping block, 15 clamping hole, 16 fixing hole, 17 elastic protrusion, 18 sealing strip. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] Embodiment 1:

[0023] See also Figure 1-3 The present embodiment provides a water film drip box, comprising a drip box lower cover 1 and a drip box upper cover 6; a groove 3 is provided on the top surface of the drip box lower cover 1, a first drip hole 4 is evenly provided in the middle of the groove 3, and second drip holes 5 are evenly provided on the left and right sides of the groove 3, the hole spacing between the multiple first drip holes 4 is sparse, and the hole spacing between the multiple second drip holes 5 is dense, a boss 7 is fixed to the bottom surface of the drip box upper cover 6, the boss 7 is correspondingly plugged into the groove 3, and a water inlet joint 8 is provided on the top surface of the drip box upper cover 6.

[0024] Among them, a cleaning unit 2 is provided on the outer side of the drip box lower cover 1, and the cleaning unit 2 includes a slide groove 21, a slide frame 22, a cleaning brush 23, a brush frame 24 and a handle 25. The slide groove 21 is opened on the side of the drip box lower cover 1, and the slide groove 21 is slidably connected to the slide frame 22. Brush frames 24 are provided on both sides of the inside of the slide frame 22, and the cleaning brush 23 is inserted into the inside of the brush frame 24. The handle 25 is fixed in the middle of the bottom surface of the slide frame 22, and the slide frame 22 slides inside the slide groove 21, so that the cleaning brush 23 cleans the drip hole to prevent the drip hole from being blocked.

[0025] The invention also includes a mounting frame 9 and a mounting groove 10. There are two mounting frames 9 which are fixed on the left and right sides of the drip box upper cover 6 respectively. There are two mounting grooves 10 which are opened on the left and right sides of the drip box lower cover 1 respectively.

[0026] It also includes an adjusting frame 11, a pipe sleeve 12 and an adjusting groove 13. The adjusting groove 13 is opened on the top surface of the drip box cover 6. The adjusting frame 11 is slidably connected inside the adjusting groove 13. The top of the adjusting frame 11 is fixedly connected to the outside of the pipe sleeve 12. The pipe sleeve 12 fits the top surface of the water inlet joint 8. The adjusting frame 11 slides inside the adjusting groove 13 to adjust the angle of the pipe sleeve 12, so as to facilitate the protection of the connection between the water inlet pipe and the water inlet joint 8 to prevent the water inlet pipe from bending and affecting liquid transportation.

[0027] Among them, it also includes a clamping block 14 and a clamping hole 15. The clamping block 14 is fixed on the top surface of the adjustment frame 11. The clamping holes 15 are evenly arranged on the top surface of the adjustment groove 13. The clamping block 14 and the clamping hole 15 are correspondingly clamped. The clamping block 14 is inserted into the clamping hole 15 to lock the adjustment frame 11. It also includes a fixing hole 16 and an elastic protrusion 17. The fixing hole 16 is arranged on the surface of the mounting frame 9. The elastic protrusion 17 is fixed inside the mounting groove 10. The elastic soil block 17 cooperates with the fixing hole 16, so as to facilitate the disassembly and assembly of the drip box lower cover 1 and the drip box upper cover 6.

[0028] The sealing strip 18 is also included. The sealing strip 18 is bonded to the top surface of the drip box lower cover 1. The sealing strip 18 is made of rubber. The sealing strip 18 can increase the sealing performance of the combination of the drip box lower cover 1 and the drip box upper cover 6.

[0029] The working principle of this embodiment 1 is as follows:

[0030] First, insert the boss 7 on the bottom surface of the drip box upper cover 6 into the groove 3 for installation, and at the same time insert the mounting frame 9 into the mounting groove 10, and the elastic soil block 17 cooperates with the fixing hole 16, so as to facilitate the disassembly and assembly of the drip box lower cover 1 and the drip box upper cover 6. The provided sealing strip 18 can increase the sealing performance of the combination of the drip box lower cover 1 and the drip box upper cover 6;

[0031] Then the adjusting frame 11 slides inside the adjusting groove 13 to adjust the angle of the pipe sleeve 12, and the water inlet passes through the pipe sleeve 12 and is connected to the water inlet joint 8, so that the connection between the water inlet pipe and the water inlet joint 8 can be protected to prevent the water inlet pipe from bending and affecting the liquid delivery;

[0032] By adopting the first drip holes 4 arranged sparsely inside and the second drip holes 5 arranged densely outside, it can be ensured that the water film of the drip box is uniform. At the same time, the installation frame 9 and the installation groove 10 are used to facilitate the disassembly and assembly of the drip box, and the boss 7 and the groove 3 are plugged in to reduce the positioning operation time during assembly and simplify the installation.

[0033] Finally, the slide 22 slides inside the slide groove 21, so that the cleaning brush 23 cleans the drip hole to prevent the drip hole from being blocked.

[0034] Embodiment 2:

[0035] The present embodiment 2 provides a wet chemical surface treatment device, which includes a water film drip box of the structure described in the embodiment 1. The water film drip box can ensure that the water film discharged from the drip box is uniform by adopting a first drip hole 4 with a sparse arrangement inside and a second drip hole 5 with a dense arrangement outside. At the same time, the use of a mounting frame 9 and a mounting groove 10 is convenient for disassembly and assembly of the drip box, and the plugging of the boss 7 and the groove 3 reduces the positioning operation time during assembly and simplifies the installation. The cleaning brush 23 can clean the opened drip holes to prevent the drip holes from being blocked, which can effectively solve the problems in the background technology.

[0036] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A water film drip box, characterized in that: It comprises a drip box lower cover (1) and a drip box upper cover (6); The top surface of the drip box lower cover (1) is provided with a groove (3), the middle part of the groove (3) is evenly provided with a first drip hole (4), the left and right sides of the groove (3) are evenly provided with a second drip hole (5), the hole spacing between the plurality of first drip holes (4) is sparse, and the hole spacing between the plurality of second drip holes (5) is dense, a boss (7) is fixed on the bottom surface of the drip box upper cover (6), the boss (7) is correspondingly plugged into the groove (3), a water inlet joint (8) is provided on the top surface of the drip box upper cover (6), and a cleaning unit (2) is provided on the outer side of the drip box lower cover (1); It also includes a mounting frame (9) and a mounting groove (10), wherein the mounting frames (9) are provided in two pieces and are respectively fixed on the left and right sides of the drip box upper cover (6), and the mounting grooves (10) are provided in two pieces and are respectively opened on the left and right sides of the drip box lower cover (1).

2. The water film drip box according to claim 1, characterized in that: The cleaning unit (2) comprises a slide groove (21), a slide frame (22), a cleaning brush (23), a brush frame (24) and a handle (25); the slide groove (21) is arranged on the side of the lower cover (1) of the drip box; the slide groove (21) is slidably connected to the slide frame (22); the brush frame (24) is provided on both sides of the slide frame (22); the cleaning brush (23) is inserted into the brush frame (24); and the handle (25) is fixed to the middle of the bottom surface of the slide frame (22).

3. The water film drip box according to claim 1, characterized in that: It also comprises an adjustment frame (11), a pipe sleeve (12) and an adjustment groove (13); the adjustment groove (13) is arranged on the top surface of the drip box upper cover (6); the adjustment frame (11) is slidably connected inside the adjustment groove (13); the top end of the adjustment frame (11) is fixedly connected to the outside of the pipe sleeve (12); and the pipe sleeve (12) is in contact with the top surface of the water inlet joint (8).

4. The water film drip box according to claim 3, characterized in that: It also comprises a clamping block (14) and a clamping hole (15), wherein the clamping block (14) is fixed on the top surface of the adjustment frame (11), and the clamping hole (15) is evenly arranged on the top surface of the adjustment groove (13), and the clamping block (14) and the clamping hole (15) are correspondingly clamped.

5. The water film drip box according to claim 1, characterized in that: It also includes a fixing hole (16) and an elastic protrusion (17), wherein the fixing hole (16) is opened on the surface of the mounting frame (9), and the elastic protrusion (17) is fixed inside the mounting groove (10).

6. The water film drip box according to claim 1, characterized in that: It also comprises a sealing strip (18), wherein the sealing strip (18) is bonded to the top surface of the lower cover (1) of the drip box, and the sealing strip (18) is made of rubber.

7. A wet chemical surface treatment device, characterized in that: A water film drip box comprising the water film drip box according to any one of claims 1 to 6.

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