Explosion-proof positive pressure cabinet with adjustable internal space

Abstract

The utility model discloses an explosion-proof positive pressure cabinet with an adjustable internal space, and relates to the technical field of explosion-proof positive pressure cabinets, the explosion-proof positive pressure cabinet comprises a cabinet body and a sealing cover arranged on the cabinet body, a detachable frame body is vertically arranged in the cabinet body, and the frame body is of a frame body structure; sliding seats are arranged at the top and the bottom in the cabinet body, and sliding strips are arranged at the top and the bottom of the frame body; a plurality of detachable layer plates are longitudinally arranged in the frame body, mounting grooves are formed in the bottoms of the layer plates, through grooves communicating with the mounting grooves are formed in the left sides of the layer plates in a penetrating mode, L-shaped sliding blocks are arranged in the through grooves, springs are arranged on the sides, away from the through grooves, of the mounting grooves, and the other ends of the springs are arranged on the sliding blocks. A plurality of clamping grooves are formed in the side, facing the sliding block, of the inner wall of the frame body, and a sliding groove is formed in the side, facing the supporting strip, of the frame body; the movable frame body is convenient to detect and maintain, the shelf boards are easy to disassemble and assemble, the space can be reasonably adjusted, and meanwhile the cabinet body can be easily moved.

Description

Technical Field

[0001] The utility model relates to the technical field of explosion-proof positive pressure cabinets, in particular to an explosion-proof positive pressure cabinet with adjustable internal space. Background Art

[0002] An explosion-proof positive pressure cabinet is a safety device used to store flammable and explosive materials. Its working principle is to generate positive pressure inside the cabinet and discharge harmful gases out of the cabinet through the exhaust port, thereby achieving the purpose of explosion protection.

[0003] A frame is set up inside the explosion-proof positive pressure cabinet, and the control panel, explosion-proof device, positive pressure device, electrical components, lighting equipment, data recording equipment, protective equipment, sensors, controllers, alarm devices, and cables are all installed on the internal frame of the explosion-proof positive pressure cabinet through the installation layer;

[0004] The existing frame is generally fixed in the cabinet. When the explosion-proof positive pressure cabinet is inspected and maintained, the frame cannot be moved and adjusted, which makes the inspection and maintenance very inconvenient. At the same time, by setting a card seat on the shelf and a card slot on the frame, the shelf and the internal space of the explosion-proof positive pressure cabinet can be adjusted. When the card seat of the shelf is inserted into the card slot, pressure needs to be applied to completely connect the card seat to the card slot. When disassembling and adjusting, the card seat needs to be removed from the card slot with force. The shelf adjustment is time-consuming and laborious. In addition, the explosion-proof positive pressure cabinet is large in size and very inconvenient to carry. When installing universal wheels, the universal wheels are easily deformed under long-term pressure, which affects the stability of the explosion-proof positive pressure cabinet. Utility Model Content

[0005] The purpose of the utility model is to provide an explosion-proof positive pressure cabinet with adjustable internal space, a movable frame, convenient inspection and maintenance, easy disassembly and assembly of the shelves, which can be reasonably adjusted to benefit the space, and at the same time, the cabinet can be easily moved.

[0006] To achieve the above-mentioned object, the present invention provides the following technical solution: an explosion-proof positive pressure cabinet with adjustable internal space, comprising a cabinet body and a sealing cover arranged on the cabinet body, a detachable frame body vertically arranged inside the cabinet body, and the frame body being a frame structure; slide seats are arranged at the top and bottom of the cabinet body, and slide bars are arranged at the top and bottom of the frame body, and the slide bars are located inside the slide seats;

[0007] Several detachable shelves are longitudinally arranged inside the frame, and a mounting slot is provided at the bottom of the shelf, and a through slot connected to the mounting slot is provided through the left side of the shelf, and an L-shaped slider is provided inside the through slot, and a spring is provided on the side of the mounting slot away from the through slot, and the other end of the spring is provided on the slider, and a support bar is provided on the side of the shelf away from the through slot, and several card slots compatible with the slider are provided on the inner wall of the frame facing the through slot, one end of the slider extends through the through slot into the card slot, and a slide groove compatible with the support bar is provided on the side of the frame facing the support bar, and the support bar is located in the slide groove.

[0008] In order to fix the frame and prevent it from shaking, as a preferred internal space adjustable explosion-proof positive pressure cabinet of the present invention, the slide is provided with a screw with a handle at one end, and the slide bar and the slide are both penetrated by threaded holes that are compatible with the screw, and one end of the screw is threaded through the threaded hole.

[0009] In order to facilitate the movement of the cabinet, as a preferred embodiment of the present invention, an explosion-proof positive pressure cabinet with adjustable internal space is provided with a bracket at the bottom of the cabinet, and the bracket includes a base and legs provided on the base;

[0010] A hidden groove is provided at the bottom of the base, a universal wheel is provided inside the hidden groove, and a lifting device fixedly connected to the top of the universal wheel is provided at the top of the base.

[0011] In order to facilitate the selection of a lifting device, as a preferred embodiment of the present invention, an explosion-proof positive pressure cabinet with adjustable internal space, the lifting device is an electric telescopic rod, a pneumatic telescopic rod or a hydraulic telescopic rod.

[0012] In order to facilitate installation and wiring, as a preferred embodiment of the present invention, an explosion-proof positive pressure cabinet with adjustable internal space is provided with installation holes and wiring holes extending through the layer plate.

[0013] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0014] 1. The slide bar on the frame of the utility model is slidably installed in the slide seat, which can move the frame, making it easier for workers to inspect and repair the interior of the cabinet, making inspection and maintenance more convenient;

[0015] Move the slider into the installation slot, the support bar is stuck in the slide slot, and after the shelf is completely moved into the frame, release the slider. Under the elastic force of the spring, the slider moves out of the through slot and is stuck in the card seat slot, so that the shelf can be quickly installed inside the first body. When disassembling and adjusting, the slider is also moved into the installation slot, and the shelf is directly pulled out to quickly separate the shelf from the frame. It is convenient for disassembly and assembly, and it is convenient to adjust the internal space of the explosion-proof positive pressure cabinet and make reasonable use of the space.

[0016] 2. In the present invention, the lifting device is started to move the universal wheel out of the hidden groove, which is convenient for transferring and adjusting the cabinet. After moving, the universal wheel is moved into the hidden groove to avoid deformation of the universal wheel under long-term pressure, thereby ensuring the stability of the explosion-proof positive pressure cabinet. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the structure of the utility model;

[0018] Figure 2 for Figure 1 AA structural diagram;

[0019] Figure 3 for Figure 2 Schematic diagram of the enlarged structure at B in the middle;

[0020] Figure 4 This is a structural diagram of the layer board of the utility model.

[0021] In the figure: 1. Cabinet body; 2. Cover; 3. Frame; 4. Slide; 5. Slide bar; 6. Shelf; 7. Mounting slot; 8. Through slot; 9. Slider; 10. Spring; 11. Support bar; 12. Slot; 13. Slide; 14. Screw; 15. Threaded hole; 16. Base; 17. Leg; 18. Hidden slot; 19. Universal wheel; 20. Lifting device; 21. Mounting hole; 22. Wiring hole. DETAILED DESCRIPTION

[0022] See also Figures 1 to 4 , an explosion-proof positive pressure cabinet with adjustable internal space, including a cabinet body 1 and a sealing cover 2 arranged on the cabinet body 1, a detachable frame body 3 is vertically arranged inside the cabinet body 1, and the frame body 3 is a frame structure; a slide seat 4 is provided at the top and bottom of the cabinet body 1, and a slide bar 5 is provided at the top and bottom of the frame body 3, and the slide bar 5 is located inside the slide seat 4;

[0023] Several detachable shelves 6 are longitudinally arranged inside the frame 3, and a mounting groove 7 is provided at the bottom of the shelf 6. A through groove 8 connected to the mounting groove 7 is provided on the left side of the shelf 6. An L-shaped slider 9 is provided inside the through groove 8. A spring 10 is provided on the side of the mounting groove 7 away from the through groove 8, and the other end of the spring 10 is provided on the slider 9. A support bar 11 is provided on the side of the shelf 6 away from the through groove 8. Several card grooves 12 compatible with the slider 9 are provided on the side of the inner wall of the frame 3 facing the through groove 8. One end of the slider 9 extends through the through groove 8 and into the card groove 12. A slide groove 13 compatible with the support bar 11 is provided on the side of the frame 3 facing the support bar 11, and the support bar 11 is located in the slide groove 13.

[0024] In this embodiment, the slide bar 5 on the frame 3 is slidably installed in the slide seat 4, so that the frame 3 can be disassembled. When inspecting and repairing the interior of the cabinet 1, the frame 3 inside the cabinet 1 can be pulled to move the frame 3, which makes it easier for workers to inspect and repair the interior of the cabinet 1, making inspection and maintenance more convenient.

[0025] When the shelf 6 is installed and adjusted, the slider 9 is pulled to one side of the support bar 11, so that the slider 9 moves into the installation groove 7, the shelf 6 is moved horizontally toward the inside of the frame 3, and the support bar 11 is stuck in the slide groove 13. After the shelf 6 is completely moved into the frame 3, the slider 9 is released and the slider 9 is moved out of the through groove 8 under the elastic force of the spring 10 and is locked in the seat groove, so that the shelf 6 is quickly installed in the interior of the first body. When disassembly and adjustment are needed, the slider 9 is also moved into the installation groove 7 and the shelf 6 is directly pulled out. The shelf 6 can be quickly separated from the frame 3, which is convenient for disassembly and assembly, convenient for adjusting the internal space of the explosion-proof positive pressure cabinet, and easy for reasonable use of space; and the slider 9 is engaged with the card slot 12, the support bar 11 is slidably connected with the slide groove 13, and the slider 9 and the support bar 11 are respectively restricted by the card slot 12 and the slide groove 13 to ensure the installation stability of the shelf 6.

[0026] As a technical optimization solution of the present invention, a screw 14 with a handle at one end is provided on the slide 4, and a threaded hole 15 that is compatible with the screw 14 is opened through the slide bar 5 and the slide 4, and one end of the screw 14 is threaded through the threaded hole 15.

[0027] In this embodiment, the screw rod 14 is rotated so that one end of the screw rod 14 is threadedly installed in the threaded holes 15 of the slide bar 5 and the slide seat 4, which can reinforce the slide bar 5 and the slide seat 4 and prevent the frame 3 from shaking inside the cabinet 1.

[0028] As a technical optimization solution of the present invention, a bracket is provided at the bottom of the cabinet 1, and the bracket includes a base 16 and legs 17 provided on the base 16;

[0029] A hidden groove 18 is provided at the bottom of the base 16 , a universal wheel 19 is provided inside the hidden groove 18 , and a lifting device 20 fixedly connected to the top of the universal wheel 19 is provided at the top of the base 16 .

[0030] In this embodiment: the bracket supports the cabinet body 1, and the lifting device 20 is started to move the universal wheel 19 out of the hidden groove 18 to facilitate the transfer and adjustment of the cabinet body 1. After the movement, the universal wheel 19 is moved to the inside of the hidden groove 18 to avoid the universal wheel 19 from being easily deformed due to long-term pressure, thereby ensuring the stability of the explosion-proof positive pressure cabinet.

[0031] As a technical optimization solution of the present invention, the lifting device 20 is an electric telescopic rod, a pneumatic telescopic rod or a hydraulic telescopic rod.

[0032] In this embodiment, the lifting device 20 can adopt an electric telescopic rod, a pneumatic telescopic rod or a hydraulic telescopic rod.

[0033] As a technical optimization solution of the present invention, a mounting hole 21 and a wiring hole 22 are formed through the layer plate 6 .

[0034] In this embodiment, the mounting holes 21 and wiring holes 22 of the residual material facilitate the installation of working equipment and electrical components on the layer plate 6 and the mounting strip; the specific positions of the mounting holes 21 and wiring holes 22 are opened according to actual needs.

[0035] Working principle: First, the slide bar 5 on the frame 3 is slidably installed in the slide seat 4, so that the frame 3 can be disassembled. When inspecting and repairing the interior of the cabinet 1, the frame 3 inside the cabinet 1 can be pulled to move the frame 3, making it easier for workers to inspect and repair the interior of the cabinet 1, making inspection and maintenance more convenient;

[0036] Pull the slider 9 to one side of the support bar 11 to move the slider 9 into the installation groove 7, move the layer plate 6 horizontally toward the inside of the frame 3, and clamp the support bar 11 in the slide groove 13. After the layer plate 6 is completely moved into the frame 3, release the slider 9. Under the elastic force of the spring 10, the slider 9 moves out of the through groove 8 and is clamped into the seat groove, so that the layer plate 6 can be quickly installed inside the first body. When disassembly and adjustment are required, the slider 9 is also moved to the installation groove 7, and the layer plate 6 is directly pulled out to quickly separate the layer plate 6 from the frame 3. Disassembly and assembly are convenient, and it is convenient to adjust the internal space of the explosion-proof positive pressure cabinet and easy to make rational use of space.

[0037] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. An explosion-proof positive pressure cabinet with adjustable internal space, comprising a cabinet body (1) and a sealing cover (2) disposed on the cabinet body (1), characterized in that: A detachable frame (3) is vertically arranged inside the cabinet (1), and the frame (3) is a frame structure; a slide seat (4) is arranged at the top and bottom of the cabinet (1), and a slide bar (5) is arranged at the top and bottom of the frame (3), and the slide bar (5) is located inside the slide seat (4); A plurality of detachable layers (6) are longitudinally arranged inside the frame (3), a mounting groove (7) is provided at the bottom of the layer (6), a through groove (8) is provided on the left side of the layer (6) and is connected to the mounting groove (7), an L-shaped slider (9) is provided inside the through groove (8), a spring (10) is provided on the side of the mounting groove (7) away from the through groove (8), and the other end of the spring (10) is provided on the slider (9), A support bar (11) is provided on the side of the plate (6) away from the through slot (8); a plurality of slots (12) adapted to the slider (9) are provided on the inner wall of the frame (3) facing the through slot (8); one end of the slider (9) passes through the through slot (8) and extends into the slot (12); a slide groove (13) adapted to the support bar (11) is provided on the side of the frame (3) facing the support bar (11); and the support bar (11) is located in the slide groove (13).

2. The explosion-proof positive pressure cabinet with adjustable internal space according to claim 1, characterized in that: The slide seat (4) is provided with a screw rod (14) with a handle at one end, and the slide bar (5) and the slide seat (4) are both provided with threaded holes (15) adapted to the screw rod (14), and one end of the screw rod (14) is threadedly inserted into the threaded hole (15).

3. The explosion-proof positive pressure cabinet with adjustable internal space according to claim 1, characterized in that: A bracket is provided at the bottom of the cabinet (1), and the bracket includes a base (16) and legs (17) provided on the base (16); A hidden groove (18) is provided at the bottom of the base (16), a universal wheel (19) is provided inside the hidden groove (18), and a lifting device (20) fixedly connected to the top of the universal wheel (19) is provided at the top of the base (16).

4. The explosion-proof positive pressure cabinet with adjustable internal space according to claim 3, characterized in that: The lifting device (20) is an electric telescopic rod, a pneumatic telescopic rod or a hydraulic telescopic rod.

5. The explosion-proof positive pressure cabinet with adjustable internal space according to claim 1, characterized in that: The layer plate (6) is provided with a mounting hole (21) and a wiring hole (22).

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