Anti-deformation shutter ventilation fence

Abstract

The utility model relates to ventilation equipment, in particular to an anti-deformation shutter ventilation fence which comprises an upper frame, a lower frame, a left frame, a right frame, a first positioning clamping strip, a second positioning clamping strip and shutter blades which are connected with one another, the left frame comprises a first plate body, the right frame comprises a second plate body, the first positioning clamping strip is connected with the first plate body, and the second positioning clamping strip is connected with the second plate body. The first positioning clamping strip is connected with the first plate body, the second positioning clamping strip is connected with the second plate body, a plurality of first clamping grooves are formed in the upper edge of the first positioning clamping strip, a plurality of second clamping grooves are formed in the upper edge of the second positioning clamping strip, and the two ends of the louver blades located on the lower layer are clamped in one first clamping groove and one second clamping groove respectively. Third clamping grooves are formed in the upper edge of the first plate body, fourth clamping grooves are formed in the upper edge of the second plate body, and the two ends of the louver blades located on the upper layer are clamped in one third clamping groove and one fourth clamping groove respectively. Welding workload can be reduced, the problem of welding deformation is solved, and cost is reduced.

Description

Technical Field

[0001] The utility model relates to ventilation equipment, in particular to an anti-deformation louver ventilation grille. Background Art

[0002] As the capacity of new energy box-type transformer distribution system continues to increase, higher requirements are placed on the ventilation and heat dissipation capacity of the box-type transformer; sheet metal structure louver ventilation grilles have been widely used; existing sheet metal structure louver ventilation grilles are often directly welded along the gaps, which not only has a large welding workload, but the louver ventilation grilles are often made of carbon steel and stainless steel plates, which are deformed after being heated over a large area during the welding process, and there is a serious problem of being unable to assemble due to welding deformation. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide an anti-deformation louver ventilation grille which can reduce welding workload, improve welding deformation problem and reduce cost.

[0004] In order to solve the above technical problems, this application provides the following technical solutions:

[0005] The utility model discloses an anti-deformation louver ventilation grille, comprising an upper frame, a lower frame, a left frame, a right frame, a first positioning clip, a second positioning clip, and louvers that are connected to each other, the left frame comprising a first plate body, the right frame comprising a second plate body, the first positioning clip is connected to the first plate body, the first positioning clip is located on the inner side of the first plate body, the second positioning clip is connected to the second plate body, the second positioning clip is located on the inner side of the second plate body, a distance is left between the upper edge of the first positioning clip and the upper edge of the first plate body, and between the upper edge of the second positioning clip and the upper edge of the second plate body, a plurality of first card slots are arranged on the upper edge of the first positioning clip, a plurality of second card slots are arranged on the upper edge of the second positioning clip, two ends of the louver located at the lower layer are respectively clamped in one of the first card slots and one of the second card slots, a third card slot is arranged on the upper edge of the first plate body, a fourth card slot is arranged on the upper edge of the second plate body, and two ends of the louver located at the upper layer are respectively clamped in one of the third card slots and one of the fourth card slots.

[0006] Furthermore, the left frame also includes a third plate body, the right frame also includes a fourth plate body, the first plate body and the third plate body and the second plate body and the fourth plate body all form an L-shaped plate, the bottom of the first positioning strip is connected to the third plate body, and the side wall is connected to the first plate body, the bottom of the second positioning strip is connected to the fourth plate body, and the side wall is connected to the second plate body, and the upper frame and the lower frame are both L-shaped plates.

[0007] Furthermore, the first positioning clip is welded to the first plate body and the third plate body, and the second positioning clip is welded to the second plate body and the fourth plate body.

[0008] Furthermore, the left frame and the upper frame and the lower frame, and the right frame and the upper frame and the lower frame are fixed to each other through a fixing groove.

[0009] Furthermore, the left frame is welded at two corners with the upper frame and the lower frame, and the right frame is welded at two corners with the upper frame and the lower frame.

[0010] Furthermore, a first mounting plate is connected to the upper frame, and one side of the first mounting plate is connected to the upper edge of the upper frame. A second mounting plate is connected to the lower frame, and one side of the second mounting plate is connected to the upper edge of the lower frame. The first mounting plate and the second mounting plate are both parallel to the third plate body and the fourth plate body.

[0011] Furthermore, it also includes a first pressure strip and a second pressure strip, the first pressure strip is pressed on the first plate body and one end of the louver located on the upper layer, the first pressure strip is connected to the first plate body and the louver located on the upper layer, the second pressure strip is pressed on the other end of the second plate body and the louver located on the upper layer, and the second pressure strip is connected to the second plate body and the louver located on the upper layer.

[0012] Furthermore, a plurality of first positioning protrusions are provided on the upper edge of the first plate body, a plurality of second positioning protrusions are provided on the upper edge of the second plate body, a plurality of first notches are provided in sequence along the length direction on the first pressure strip, a plurality of second notches are provided in sequence along the length direction on the second pressure strip, the first notch is clamped on one of the first positioning protrusions, and the second notch is clamped on one of the second positioning protrusions.

[0013] Furthermore, the first pressure strip and the first plate body are spot welded to each other, and the second pressure strip and the second plate body are spot welded to each other.

[0014] Compared with the prior art, the anti-deformation louver ventilation grille of the utility model has at least the following beneficial effects:

[0015] The utility model discloses an anti-deformation louver ventilation grille, because the first positioning clip is provided with a first clip groove, the second positioning clip is provided with a second clip groove, the two ends of the louver blades in the lower layer are respectively clamped in the first clip groove and the second clip groove, the third clip groove is provided on the first plate body, and the fourth clip groove is provided on the second plate body, the two ends of the louver blades in the upper layer are respectively clamped in the third clip groove and the fourth clip groove, and the welding workload is reduced through the connection of the clip grooves, thereby reducing the welding deformation of the components caused by the large welding workload and the wide heating area of ​​the components, and effectively improving the problems of the louver ventilation grille being unable to be assembled due to welding deformation and the excessively high production cost due to the large welding workload.

[0016] The anti-deformation louver ventilation grille of the utility model is further described below in conjunction with the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the structure of the anti-deformation louver ventilation grille of the utility model;

[0018] Figure 2 It is a structural schematic diagram of the ventilation grille main body in the anti-deformation louver ventilation grille of the utility model;

[0019] Figure 3 It is a schematic diagram of the connection structure between the first positioning clip and the first plate in the anti-deformation louver ventilation grille of the utility model;

[0020] Figure 4 for Figure 2 A schematic diagram of the back-facing partial enlarged structure at point A in the middle;

[0021] Figure 5 This is a schematic diagram of the installation structure of the louver blades in the anti-deformation louver ventilation grille of the utility model;

[0022] Figure 6 for Figure 5 Schematic diagram of the local enlarged structure in;

[0023] Figure 7 It is a schematic diagram of the installation structure of the first layer and the second layer in the anti-deformation louver ventilation grille of the utility model;

[0024] Figure 8 for Figure 7 Schematic diagram of the local enlarged structure. DETAILED DESCRIPTION

[0025] like Figure 1 Figure 2 , Figure 3 , Figure 4 , Figure 5 , Figure 6As shown, the utility model is a kind of anti-deformation louver ventilation grille, including an upper frame 11, a lower frame 12, a left frame 13, a right frame 14, a first positioning clip 21, a second positioning clip 22, and a louver 23 that are connected to each other. The upper frame 11, the lower frame 12, the left frame 13, and the right frame 14 are connected to each other to form a rectangular ventilation grille body. The left frame 13 includes a first plate body, and the right frame 14 includes a second plate body. The first positioning clip 21 is connected to the first plate body, and the first positioning clip 21 is located on the inner side of the first plate body. The second positioning clip 22 is connected to the second plate body, and the second positioning clip 22 is located on the inner side of the second plate body. The first positioning clip 21 is connected to the second plate body, and the second positioning clip 22 is located on the inner side of the second plate body. There is a distance between the upper edge of the positioning strip 21 and the upper edge of the first plate body, and between the upper edge of the second positioning strip 22 and the upper edge of the second plate body. The upper edge of the first positioning strip 21 is provided with multiple first slots 211, and the upper edge of the second positioning strip 22 is provided with multiple second slots 221. The two ends of the louver 23 located at the lower layer are respectively clamped in a first slot 211 and a second slot 221, the upper edge of the first plate body is provided with a third slot 131, and the upper edge of the second plate body is provided with a fourth slot 141, and the two ends of the louver 23 located at the upper layer are respectively clamped in a third slot 131 and a fourth slot 141. The utility model discloses an anti-deformation louver ventilation grille. As a first positioning clip 21 is provided with a first clip groove 211, and a second positioning clip 22 is provided with a second clip groove 221, two ends of a louver blade 23 of a lower layer are respectively clamped in the first clip groove 211 and the second clip groove 221, a third clip groove 131 is provided on a first plate body, and a fourth clip groove 141 is provided on a second plate body, and two ends of the louver blade 23 of an upper layer are respectively clamped in the third clip groove 131 and the fourth clip groove 141, and the louver blade 23 is connected through the clip grooves to reduce the welding workload, thereby reducing the welding deformation of components caused by large welding workload and wide heating area of ​​components, and effectively improving the problems of the louver ventilation grille being unable to be assembled due to welding deformation and the excessively high production cost due to large welding workload.

[0026] Optionally, the left frame 13 also includes a third plate body, the right frame 14 also includes a fourth plate body, the first plate body and the third plate body and the second plate body and the fourth plate body all form an L-shaped plate, the bottom of the first positioning strip 21 is connected to the third plate body, and the side wall is connected to the first plate body, the bottom of the second positioning strip 22 is connected to the fourth plate body, and the side wall is connected to the second plate body, and the upper frame 11 and the lower frame 12 are both L-shaped plates.

[0027] Optionally, the first positioning clip 21 is welded to the first plate body and the third plate body, and the second positioning clip 22 is welded to the second plate body and the fourth plate body.

[0028] Optionally, a first mounting plate 111 is also connected to the upper frame 11, and one side of the first mounting plate 111 is connected to the upper edge of the upper frame 11; a second mounting plate 121 is also connected to the lower frame 12, and one side of the second mounting plate 121 is connected to the upper edge of the lower frame 12; the first mounting plate 111 and the second mounting plate 121 are both parallel to the third plate body and the fourth plate body.

[0029] Optionally, the left frame 13 and the upper frame 11 and the lower frame 12, and the right frame 14 and the upper frame 11 and the lower frame 12 are mutually fixed by means of slots, and the welding workload is further reduced by the fixed connection. Specifically, the length of the third plate of the left frame 13 is less than the length of the first plate, and a first notch and a second notch are formed at both ends of the first plate, respectively, and a fifth slot and a sixth slot are respectively arranged at the first notch and the second notch of the first plate, the length of the fourth plate of the right frame 14 is less than the length of the second plate, and a third notch and a fourth notch are formed at both ends of the second plate, respectively, and a seventh slot and an eighth slot are respectively arranged at the third notch and the fourth notch of the second plate, respectively, a card block is respectively arranged at both ends of the first mounting plate, and the two ends of the first mounting plate are respectively placed in the first notch and the third notch, and the card block on the first mounting plate is respectively stuck in the fifth slot and the seventh slot, and a card block is respectively arranged at both ends of the second mounting plate, and the two ends of the second mounting plate are respectively placed in the second notch and the fourth notch, and the card block on the second plate is respectively stuck in the sixth slot and the eighth slot.

[0030] Optionally, the left frame 13 and the upper frame 11 and the lower frame 12 are sealed at two corners by welding, and the right frame 14 and the upper frame 11 and the lower frame 12 are sealed at two corners by welding, so that the anti-deformation louver ventilation grille of the utility model is stronger and further prevents the louver ventilation grille from deforming.

[0031] Alternatively, if Figure 7 , Figure 8 As shown, it also includes a first pressure strip 15 and a second pressure strip 16. The first pressure strip 15 is pressed on one end of the first plate body and the louver 23 located on the upper layer, and the first pressure strip 15 is connected to the first plate body and the louver 23 located on the upper layer. The second pressure strip 16 is pressed on the other end of the second plate body and the louver 23 located on the upper layer, and the second pressure strip 16 is connected to the second plate body and the louver 23 located on the upper layer. The connection strength of the louver is further improved by the first pressure strip 15 and the second pressure strip 16.

[0032] Optionally, a plurality of first positioning protrusions 132 are provided on the upper edge of the first plate body, a plurality of second positioning protrusions 142 are provided on the upper edge of the second plate body, a plurality of first notches are provided in sequence along the length direction on the first pressure strip 15, a plurality of second notches are provided in sequence along the length direction on the second pressure strip 16, a first notch is clamped on a first positioning protrusion 132, and a second notch is clamped on a second positioning protrusion 142, so that the first pressure strip 15 and the second pressure strip 16 can be installed more accurately and conveniently.

[0033] Optionally, the first pressure strip 15 and the first plate body, as well as the second pressure strip 16 and the second plate body, are spot welded to each other, which not only improves the connection strength of the louver, but also avoids full welding of the extended gap at both ends of the louver, directly reducing the welding area by more than 60%, further preventing deformation of the components due to welding.

[0034] The utility model discloses an anti-deformation louver ventilation grille. When installing, firstly weld the first positioning clip strip 21 and the second positioning clip strip 22 to the left frame 13 and the right frame 14 respectively, then connect the left frame 13 and the right frame 14 with the upper frame 11 and the lower frame 12 for positioning, and then seal and weld the four corners to form the ventilation grille main body; insert the louver blade 23 into the first positioning clip strip 21, the second positioning clip strip 22 and the first plate body of the left frame 13 and the second plate body of the right frame 14; install the first pressure strip 15 and the second pressure strip 16, and then spot weld them.

[0035] The embodiments described above are merely descriptions of preferred implementation modes of the present invention, and are not intended to limit the scope of the present invention. Without departing from the design spirit of the present invention, various modifications and improvements made to the technical solutions of the present invention by ordinary technicians in this field should all fall within the protection scope determined by the claims of the present invention.

Claims

1. An anti-deformation louver ventilation grille, characterized in that: The invention comprises an upper frame (11), a lower frame (12), a left frame (13), a right frame (14), a first positioning clip (21), a second positioning clip (22), and a shutter blade (23) which are connected to each other. The left frame (13) comprises a first plate body, the right frame (14) comprises a second plate body, the first positioning clip (21) is connected to the first plate body, the first positioning clip (21) is located on the inner side of the first plate body, the second positioning clip (22) is connected to the second plate body, the second positioning clip (22) is located on the inner side of the second plate body, the upper edge of the first positioning clip (21) and the upper edge of the first plate body, the second positioning clip (22) is located on the inner side of the second plate body, A distance is left between the upper edge of the first positioning strip (22) and the upper edge of the second plate body, a plurality of first card slots (211) are provided on the upper edge of the first positioning strip (21), a plurality of second card slots (221) are provided on the upper edge of the second positioning strip (22), two ends of the louver blade (23) located at the lower layer are respectively clamped in one of the first card slots (211) and one of the second card slots (221), a third card slot (131) is provided on the upper edge of the first plate body, a fourth card slot (141) is provided on the upper edge of the second plate body, and two ends of the louver blade (23) located at the upper layer are respectively clamped in one of the third card slots (131) and one of the fourth card slots (141).

2. The anti-deformation louver ventilation grille according to claim 1, characterized in that: The left frame (13) also includes a third plate body, the right frame (14) also includes a fourth plate body, the first plate body and the third plate body, and the second plate body and the fourth plate body all form an L-shaped plate, the first positioning clip (21) has a bottom connected to the third plate body, and a side wall connected to the first plate body, the second positioning clip (22) has a bottom connected to the fourth plate body, and a side wall connected to the second plate body, and the upper frame (11) and the lower frame (12) are both L-shaped plates.

3. The anti-deformation louver ventilation grille according to claim 2, characterized in that: The first positioning clip (21) is welded to the first plate body and the third plate body, and the second positioning clip (22) is welded to the second plate body and the fourth plate body.

4. The anti-deformation louver ventilation grille according to claim 3, characterized in that: The left frame (13) and the upper frame (11) and the lower frame (12), and the right frame (14) and the upper frame (11) and the lower frame (12) are all fixed to each other via card slots.

5. The anti-deformation louver ventilation grille according to claim 4, characterized in that: The left frame (13) is sealed with two corners to the upper frame (11) and the lower frame (12), and the right frame (14) is sealed with two corners to the upper frame (11) and the lower frame (12).

6. The anti-deformation louver ventilation grille according to claim 5, characterized in that: The upper frame (11) is also connected to a first mounting plate (111), one side of the first mounting plate (111) is connected to the upper edge of the upper frame (11); the lower frame (12) is also connected to a second mounting plate (121), one side of the second mounting plate (121) is connected to the upper edge of the lower frame (12); the first mounting plate (111) and the second mounting plate (121) are both parallel to the third plate body and the fourth plate body.

7. The anti-deformation louver ventilation grille according to claim 5, characterized in that: The invention also comprises a first pressure strip (15) and a second pressure strip (16), wherein the first pressure strip (15) is pressed on one end of the first plate body and the louver blade (23) located on the upper layer, and the first pressure strip (15) is connected to the first plate body and the louver blade (23) located on the upper layer, and the second pressure strip (16) is pressed on the other end of the second plate body and the louver blade (23) located on the upper layer, and the second pressure strip (16) is connected to the second plate body and the louver blade (23) located on the upper layer.

8. The anti-deformation louver ventilation grille according to claim 7, characterized in that: A plurality of first positioning protrusions (132) are arranged on the upper edge of the first plate body, a plurality of second positioning protrusions (142) are arranged on the upper edge of the second plate body, a plurality of first notches are arranged in sequence along the length direction on the first pressure strip (15), a plurality of second notches are arranged in sequence along the length direction on the second pressure strip (16), the first notch is clamped on one of the first positioning protrusions (132), and the second notch is clamped on one of the second positioning protrusions (142).

9. The anti-deformation louver ventilation grille according to claim 8, characterized in that: The first pressure strip (15) and the first plate body, and the second pressure strip (16) and the second plate body are spot welded to each other.

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