Air supply and exhaust device in control box

Abstract

The utility model discloses an air supply and exhaust device in a control box, which comprises a box body, two side walls of the box body are provided with mounting holes, the inner walls of the mounting holes are fixedly connected with a device shell, the surface of the device shell is provided with a plurality of ventilation holes, an inner cavity of the device shell is provided with a plurality of fans, and the fans are arranged in the inner cavity of the device shell. And two limiting frames and two wind shields are arranged on one side of the device shell. According to the utility model, the plurality of device shells are arranged on the two sides of the box body, air can be exhausted from one side and supplied from the other side, so that the air circulation speed is increased, the heat generated by taking away components is increased, and the gap between the two wind shields on the same side can be adjusted as required by utilizing the air volume adjusting part; therefore, the size of a channel is increased or reduced when air enters or is exhausted, accurate control over the air volume is achieved, the double-side air supply and exhaust design is adopted, the air volume adjusting function is combined, and the device can more effectively take away heat generated by components in the box body.

Description

TECHNICAL FIELD

[0001] The utility model relates to control box technical field especially relates to a control box in send exhaust device. BACKGROUND

[0002] The control box is a kind of box body integrated with various electrical elements and control components, such as switch, circuit breaker, contactor, indicator light etc., for realizing remote or local control to power system. It is mainly used for power, lighting distribution and motor control in various buildings, such as fire pump control, submersible pump control, fire-fighting fan control, fan control, lighting distribution control and other specific application scenarios.

[0003] The utility model with publication number CN219834602U discloses a plc control box, "limiting rod, groove, spring and arc block are arranged, the box door is opened to realize opening operation, the arc block is rotated by the box door in opening process, and the limiting rod is slid in the inside of groove, when the opening degree of box door is 180 degrees, the limiting rod is inserted in the inside of keyhole by the down force of spring and gravity, and the box door is limited, the problem that cabinet door often swings and collides with workers in opening operation in traditional cabinet door is solved, and the cabinet door is not fixed, which affects the operation of workers", although the problem of "cabinet door does not have limiting effect, causes cabinet door to rotate, and collides with workers, which affects operation" is solved, but most of the control boxes on the market are equipped with exhaust device, but lack of air supply device, which leads to poor air circulation, and further affects heat dissipation effect, so the ventilation effect is poor, the average life of equipment is low, and the failure rate is high, therefore a control box in send exhaust device is proposed. UTILITY MODEL CONTENT

[0004] Therefore, it is necessary to provide a control box in send exhaust device for the above technical problems.

[0005] To solve the above technical problems, the utility model solves the problem of poor ventilation effect by the following technical scheme.

[0006] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0007] A control box in send exhaust device, comprising:

[0008] The box body is provided with two limiting racks and two wind baffles on one side, and the box body is provided with a plurality of fans in the inner cavity of device shell.

[0009] The air volume adjusting piece is arranged on the top of the device shell, the mounting piece is arranged on the surface of the fan, and the top end of the air baffle is fixedly connected with the wedge-shaped block one.

[0010] As a preferred embodiment of the control box internal air supply and exhaust device, the top and bottom of the air baffle are respectively slidably connected with the two limiting racks on the same side.

[0011] As a preferred embodiment of the control box internal air supply and exhaust device, the air volume adjusting piece comprises a fixed plate fixedly connected with the top end of the device shell, and the fixed plate is provided with a movable plate on one side.

[0012] As a preferred embodiment of the control box internal air supply and exhaust device, one side wall of the movable plate is fixedly connected with two groups of wedge-shaped block two, and the two groups of wedge-shaped block two are symmetrically distributed.

[0013] As a preferred embodiment of the control box internal air supply and exhaust device, the two ends of the fixed plate are slidably connected with anti-dropping blocks, and one end of the two anti-dropping blocks is fixedly connected with the surface of the movable plate on the same side.

[0014] As a preferred embodiment of the control box internal air supply and exhaust device, the movable plate and the fixed plate are connected with elastic sheets.

[0015] As a preferred embodiment of the control box internal air supply and exhaust device, the mounting piece comprises mounting blocks fixedly connected with the two side walls of the fan, and the mounting blocks are provided with sliding strips on one side.

[0016] As a preferred embodiment of the control box internal air supply and exhaust device, the sliding strips are fixedly connected with the inner wall of the device shell, one side wall of the mounting block is provided with a sliding groove, and the inner cavity of the sliding groove is slidably connected with the sliding strip.

[0017] As a preferred embodiment of the control box internal air supply and exhaust device, the wedge-shaped block one corresponds to the inclined surface of the plurality of wedge-shaped block two on the same side.

[0018] As a preferred embodiment of the control box internal air supply and exhaust device, the anti-dropping block is designed in an L shape.

[0019] Compared with the prior art, the utility model has the following beneficial effects:

[0020] The utility model provides a kind of control box inside air supply and exhaust device, be provided with multiple device shell by being arranged on the both sides of box, air supply can be carried out by the other side while one side exhaust, to increase the air circulation speed in this way, improve the heat quantity of device taken away, using air volume adjusting piece, the gap between two wind baffles of same side can be adjusted according to requirement, to increase or reduce the size of passage when wind enters or exhausts, to realize the accurate control of air volume, bilateral air supply and exhaust design is adopted, and in combination with air volume adjusting function, the device can more effectively take away the heat quantity of device in box, reduce equipment temperature, prolong service life.

[0021] The utility model provides a kind of control box inside air supply and exhaust device, be provided with mounting, utilize slide and sliding slot, can when staff installs or dismounts fan, by the sliding slot on mounting block and slide carding or separation, the installation of fan can be realized, simple, convenient operation, greatly save installation time and manpower cost. BRIEF DESCRIPTION OF DRAWINGS

[0022] In order to more clearly illustrate the technical scheme in the embodiment of the utility model, the drawings needed in the embodiment will be simply introduced as follows, obviously, the drawings in the following description are only some embodiments of the utility model, and other drawings can be obtained according to these drawings without creative labor for those skilled in the art.

[0023] Figure 1 The overall structure schematic diagram provided by the utility model is shown in the figure;

[0024] Figure 2 The structure schematic diagram provided by the utility model is partially split;

[0025] Figure 3 The structure schematic diagram of device shell provided by the utility model is shown in the figure;

[0026] Figure 4 The structure schematic diagram provided by the utility model is shown in the figure; Figure 3 The structure schematic diagram of front is shown in the figure;

[0027] Figure 5 The structure schematic diagram of air volume adjusting piece provided by the utility model is shown in the figure;

[0028] Figure 6 The structure schematic diagram of mounting and fan provided by the utility model is shown in the figure.

[0029] Marking in the figure is as follows:

[0030] 1, box; 2, mounting hole; 3, device shell; 4, ventilation hole; 5, fan; 6, limiting frame; 7, wind shield; 8, air volume adjusting piece; 81, fixed plate; 82, movable plate; 83, wedge block two; 84, anti-off block; 85, spring piece; 9, mounting piece; 91, mounting block; 92, slide bar; 93, sliding groove; 10, wedge block one. DETAILED DESCRIPTION

[0031] In order to make the person skilled in the art better understand the technical scheme of the present application, the technical scheme in the embodiments of the present application will be described clearly and completely below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by the person skilled in the art without creative labor should belong to the protection scope of the present application. EMBODIMENT

[0032] Please refer to Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 and Figure 6 , a control box air supply and exhaust device, comprising a box 1, both sides of the box 1 are provided with mounting holes 2 for mounting the device shell 3, the inner wall of the mounting hole 2 is fixedly connected with the device shell 3, the surface of the device shell 3 is provided with a plurality of ventilation holes 4, the positions of the plurality of ventilation holes 4 correspond to the positions of the plurality of fans 5, for the air inlet and outlet, the inner cavity of the device shell 3 is provided with a plurality of fans 5, the fans 5 distributed on both sides respectively realize the functions of air supply and exhaust, one side of the device shell 3 is provided with two limiting frames 6 and two wind shields 7, the limiting frame 6 is designed in U shape, the wind shield 7 is used to control the size of the air supply and exhaust ports of the plurality of ventilation holes 4;

[0033] Air volume adjusting piece 8 and mounting piece 9, the air volume adjusting piece 8 is arranged on the top of the device shell 3, the mounting piece 9 is arranged on the surface of the fan 5, the top end of the wind shield 7 is fixedly connected with the wedge block one 10, the wedge block one 10 is arranged between the two adjacent wedge block two 83, the wedge block one 10 corresponds to the inclined surface of the plurality of wedge block two 83 on the same side.

[0034] Preferably, the two limiting racks 6 are respectively fixed to the top and bottom of the side wall of the same side device shell 3, the top and bottom of the baffle 7 are respectively slidably connected with the two limiting racks 6 of the same side, the air volume adjusting part 8 comprises a fixed plate 81 fixedly connected with the top end of the device shell 3, one side of the fixed plate 81 is provided with a movable plate 82, one side wall of the movable plate 82 is fixedly connected with two groups of wedge-shaped blocks two 83, the two groups of wedge-shaped blocks two 83 are symmetrically distributed, the two ends of the fixed plate 81 are slidably connected with anti-dropping blocks 84, the anti-dropping blocks 84 are designed in L shape, and the movable plate 82 is guided and prevented from falling off, one end of the two anti-dropping blocks 84 is fixedly connected with the two sides of the surface of the same side movable plate 82, and the movable plate 82 is connected with the fixed plate 81 and connected with elastic sheets 85, so that when the two baffles 7 drive the wedge-shaped blocks one 10 to move away from each other, the wedge-shaped blocks one 10 pass through one wedge-shaped block two 83 under the action of the elastic sheet 85, the movable plate 82 is forced to retract, and when the wedge-shaped blocks one 10 are partially arranged between two adjacent wedge-shaped blocks two 83, the movable plate 82 is reset under the action of the elastic sheet 85, the automatic positioning of the baffle 7 after adjustment is realized.

[0035] Preferably, the mounting part 9 comprises mounting blocks 91 fixed to the two side walls of the fan 5 respectively, one side of the mounting block 91 is provided with a sliding strip 92, the sliding strip 92 is fixedly connected with the inner wall of the device shell 3, and a sliding groove 93 is formed in the side wall of the mounting block 91; the inner cavity of the sliding groove 93 is slidably connected with the sliding strip 92, the sliding connection between the sliding strip 92 and the sliding groove 93 realizes quick mounting and dismounting of the fan 5, and the convenience of maintenance is improved.

[0036] The use process of the air supply and exhaust device in the control box is as follows: first, during use of the device, the staff can move the two baffles 7 according to needs, the baffle 7 is guided under the action of the limiting rack 6, drives the two wedge-shaped blocks one 10 to move away from each other, when moving, the wedge-shaped blocks one 10 pass through one wedge-shaped block two 83 under the action of the elastic sheet 85, the movable plate 82 is forced to retract, when the two adjacent wedge-shaped blocks two 83 at the specified position are moved, the movable plate 82 is reset under the action of the elastic sheet 85, the wedge-shaped blocks one 10 are arranged between the current two adjacent wedge-shaped blocks two 83, the positioning of the baffle 7 is realized, and the air supply or exhaust passage is increased; when it is needed to reduce the air supply or exhaust passage, the staff can move the movable plate 82 to one side of the fixed plate 81 by hand, so that the elastic sheet 85 is in a compressed state, one end of the wedge-shaped blocks one 10 is separated from the adjacent wedge-shaped blocks two 83, the two baffles 7 are relatively moved, the air supply or exhaust passage is reduced, after adjustment is completed, the movable plate 82 can be loosened, the position of the baffle 7 is positioned by the wedge-shaped blocks two 83 and the wedge-shaped blocks one 10, and the operation of increasing or reducing the air supply or exhaust passage is realized.

[0037] In the utility model, unless another definite provision and limitation, the term "mount", "link", "connect", "fix" and so on term should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or be integrated;Can be mechanical connection, also can be electric connection or each other can communicate;Can be direct connection, also can indirectly connect through intermediate medium, can be two element internal communication or two element mutual action relation, unless another definite limitation.For ordinary skilled person in the art, can understand the above-mentioned term in the utility model concrete meaning according to specific circumstances.

[0038] Obviously, the above-described embodiments are only a part of the embodiments of the utility model, and not all the embodiments, the preferred embodiments of the utility model are given in the drawings, but do not limit the patent range of the utility model.The utility model can be realized in many different forms, and contrary, the purpose of providing these embodiments is to make the understanding of the disclosure of the utility model more thorough and comprehensive.Although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical scheme recorded in the foregoing each specific embodiment can be modified, or part of the technical features can be replaced equivalently.For equivalent structure made by using the contents of the utility model specification and drawings, direct or indirect use in other related technical fields, are also within the patent protection scope of the utility model.

Claims

1. A ventilation system for supplying and exhausting air within a control box, characterized in that, It includes: The box (1), both sides of the box (1) are provided with mounting holes (2), the inner wall of the mounting hole (2) is fixedly connected with the device shell (3), a plurality of ventilation holes (4) are formed in the surface of the device shell (3), a plurality of fans (5) are arranged in the inner cavity of the device shell (3), and two limiting frames (6) and two wind baffles (7) are arranged on one side of the device shell (3); The air volume adjusting member (8) and the mounting member (9) are arranged on the top of the device shell (3), the mounting member (9) is arranged on the surface of the fan (5), and the top end of the wind baffle (7) is fixedly connected with the wedge block one (10).

2. The control box according to claim 1, wherein Two limiting frames (6) are respectively fixed to the top and bottom of the same side of the device shell (3) on one side, and the top and bottom of the wind baffle (7) are respectively connected with the same side of the two limiting frames (6).

3. The control box according to claim 1, wherein The air volume adjusting member (8) includes a fixed plate (81) fixedly connected with the top end of the device shell (3), and the one side of the fixed plate (81) is provided with a movable plate (82).

4. The control box according to claim 3, wherein The one side wall of the movable plate (82) is fixedly connected with two groups of wedge-shaped blocks two (83), and the two groups of wedge-shaped blocks two (83) are symmetrically distributed.

5. The control box according to claim 3, wherein The both ends of the fixed plate (81) are slidably connected with anti-dropping blocks (84), and the one end of the two anti-dropping blocks (84) is fixedly connected with the surface of the same side of the movable plate (82).

6. The control box according to claim 3, wherein The movable plate (82) and the fixed plate (81) are connected with elastic sheets (85).

7. The control box according to claim 1, wherein The mounting member (9) includes mounting blocks (91) fixedly connected with the two side walls of the fan (5), and the one side of the mounting block (91) is provided with a sliding strip (92).

8. The control box according to claim 7, wherein The sliding strip (92) is fixedly connected with the inner wall of the device shell (3), the one side wall of the mounting block (91) is provided with a sliding groove (93), and the inner cavity of the sliding groove (93) is slidably connected with the sliding strip (92).

9. The control box according to claim 1, wherein The wedge-shaped block one (10) corresponds to the inclined surface of the same side of the plurality of wedge-shaped blocks two (83).

10. The control box according to claim 5, wherein The anti-dropping block (84) is designed as L-shaped.

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