Device for automatically adjusting pressure difference of clean room

Abstract

The utility model discloses a device for automatically adjusting the pressure difference of a clean room, which belongs to the technical field of air conditioning system equipment and comprises a box body, the top of the box body is fixedly communicated with a conveying pipe, one side of the box body is connected with a side plate in a sliding manner, one side of the side plate is provided with a fixing mechanism, and the joint of the side plate and the box body is provided with a sealing mechanism. A cleaning mechanism is arranged on one side of the fixing mechanism and comprises a fixing frame, the fixing frame is fixedly connected with the side plate, a scraper, a second electric push rod and the fixing frame are arranged, the second electric push rod is fixed through the fixing frame, and then the telescopic end of the second electric push rod stretches out and draws back to drive the scraper to move; and the surface of the filter screen is cleaned by a scraper, so that the problem that the filter element needs to be frequently replaced by a worker due to the fact that an existing device for automatically adjusting the pressure difference of the clean room cannot automatically clean impurities on the surface of the filter element is avoided, and the practicability is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of air conditioning systems, in particular to a device for automatically adjusting the pressure difference in a clean room. Background Art

[0002] In the patent with the published authorization announcement number CN217109828U, the application discloses a clean room pressure difference automatic adjustment device, which relates to the technical field of air conditioning system equipment, including a clean room body, a bottom plate is arranged at the bottom of the clean room body, a shell is clamped on the top of the bottom plate, the clean room body is located inside the shell, a pressure difference adjustment chamber is arranged between the shell and the clean room body, and filtering mechanisms are arranged on both sides of the clean room body, an automatic air intake pressure difference adjustment mechanism is connected between the filtering mechanism on the left and the clean room body, and an automatic air outlet pressure difference adjustment mechanism is connected between the filtering mechanism on the right and the clean room body. This application facilitates automatic adjustment of the clean room pressure difference, effectively ensures the stability of the clean room pressure difference in real time, and reduces the time of manual participation, thereby reducing the work intensity of the operators.

[0003] When the above device is implemented, impurities in the air are filtered through the filter element inside the carrier box. During long-term use, large particles of impurities will be adsorbed on the surface of the filter element. However, the existing device for automatically adjusting the pressure difference in the clean room cannot automatically clean the impurities on the surface of the filter element, resulting in the frequent need for staff to replace the filter element. Utility Model Content

[0004] In view of the deficiencies of the prior art, the utility model provides a device for automatically adjusting the pressure difference in a clean room, which overcomes the deficiencies of the prior art and aims to solve the problems in the background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a device for automatically adjusting the pressure difference in a clean room, comprising a box body, the top of the box body is fixedly connected with a conveying pipe, one side of the box body is slidably connected with a side plate, one side of the side plate is provided with a fixing mechanism, a sealing mechanism is provided at the connection between the side plate and the box body, and a cleaning mechanism is provided on one side of the fixing mechanism, the cleaning mechanism comprises a fixing frame, the fixing frame is fixedly connected to the side plate, a second electric push rod is fixedly connected to the inside of the fixing frame, a scraper is fixedly connected to one side of the second electric push rod, a filtering mechanism is provided at the bottom of the scraper, a box body is provided at the bottom of the filtering mechanism, the box body is fixedly connected to the side plate, a filter element is filled in the interior of the box body, an air inlet pipe is slidably connected to one side of the box body, one side of the air inlet pipe is fixedly connected to a clean room main body, a side of the clean room main body away from the air inlet pipe is fixedly connected to an air outlet pipe, and a clamping mechanism is provided on one side of the clean room main body.

[0006] As a preferred technical solution of the utility model, the fixing mechanism includes a mounting hole, the mounting hole is opened on the surface of the box body, and the internal thread of the mounting hole is connected with a bolt.

[0007] By adopting the above technical solution, the bolts are limited by the mounting holes on the surface of the box body, and then the bolts are rotated to allow the bolts to enter the inside of the side panels to fix the side panels, so that the side panels can be better fixed.

[0008] As a preferred technical solution of the utility model, the sealing mechanism comprises a groove, the groove is opened on the surface of the side plate, and a rubber sealing strip is fixedly connected to the inside of the groove.

[0009] By adopting the above technical solution, the rubber sealing strip is fixed by the groove, and then the rubber sealing strip contacts the box body to strengthen the sealing inside the box body, so that the sealing inside the box body can be better strengthened.

[0010] As a preferred technical solution of the utility model, the clamping mechanism includes a first electric push rod, the first electric push rod is fixedly connected to the box body, and a clamping plate is fixedly connected to one side of the first electric push rod.

[0011] By adopting the above technical solution, the telescopic end of the first electric push rod is extended and retracted to drive the clamping plate to move, and then the clamping plate abuts against the clean room body to fix the clean room body, so that clean room bodies of different sizes can be better fixed.

[0012] As a preferred technical solution of the utility model, the filtering mechanism comprises a slide rail, the slide rail is fixedly connected to the box body, the interior of the slide rail is slidably connected to a fixed frame, and the interior of the fixed frame is fixedly connected to a filter screen.

[0013] By adopting the above technical solution, the fixed frame is limited by the slide rail, the filter is fixed by the fixed frame, and the filter is filtered by the filter, so that the large particles of impurities in the air can be better filtered.

[0014] As a preferred technical solution of the utility model, one-way valves are provided inside the air inlet pipe and the air outlet pipe.

[0015] By adopting the above technical solution, a one-way valve is provided inside the air inlet pipe to prevent gas from being discharged from the inside of the air inlet pipe, and a one-way valve is provided inside the air outlet pipe to prevent gas from entering the inside of the clean room body from the air outlet pipe, thereby better adjusting the air pressure inside the clean room body.

[0016] Beneficial effects of the utility model:

[0017] The device for automatically adjusting the pressure difference in a clean room is provided with a scraper, a second electric push rod and a fixing frame. The second electric push rod is fixed by the fixing frame, and the scraper is moved by the extension and retraction of the telescopic end of the second electric push rod, and the scraper cleans the surface of the filter screen. The device avoids the problem that the existing device for automatically adjusting the pressure difference in a clean room cannot automatically clean impurities on the surface of the filter element, resulting in frequent need for staff to replace the filter element, thereby improving practicality.

[0018] The device for automatically adjusting the pressure difference in a clean room is provided with a clamping plate and a first electric push rod. The telescopic end of the first electric push rod is extended and retracted to drive the clamping plate to move, and then the clamping plate contacts the clean room body to fix the clean room body. This avoids the problem of the existing device for automatically adjusting the pressure difference in a clean room that cannot clamp clean room bodies of different sizes, thereby improving practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a front structural schematic diagram of the utility model;

[0020] Figure 2 It is a schematic diagram of the side structure of the utility model;

[0021] Figure 3 This is a front structural sectional view of the utility model;

[0022] Figure 4 This is a schematic diagram of the filter mechanism structure of the utility model.

[0023] In the figure: 1. box body; 2. side panel; 3. clamping mechanism; 31. clamping plate; 32. first electric push rod; 4. fixing mechanism; 41. bolt; 42. mounting hole; 5. cleaning mechanism; 51. scraper; 52. second electric push rod; 53. fixing frame; 6. filtering mechanism; 61. slide rail; 62. fixing frame; 63. filter screen; 7. sealing mechanism; 71. rubber sealing strip; 72. groove; 8. box body; 9. filter element; 10. air inlet pipe; 11. air outlet pipe; 12. delivery pipe; 13. clean room body. DETAILED DESCRIPTION

[0024] 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.

[0025] Embodiment 1

[0026] See also Figure 1-Figure 3 A device for automatically adjusting the pressure difference in a clean room includes a box body 1, a conveying pipe 12 is fixedly connected to the top of the box body 1, a side panel 2 is slidably connected to one side of the box body 1, a fixing mechanism 4 is provided on one side of the side panel 2, and the fixing mechanism 4 includes a mounting hole 42, the mounting hole 42 is opened on the surface of the box body 1, and a bolt 41 is threadedly connected to the inner part of the mounting hole 42; the bolt 41 is limited by the mounting hole 42 on the surface of the box body 1, and then the bolt 41 is rotated to make the bolt 41 enter the inner part of the side panel 2 to fix the side panel 2, so that the side panel 2 can be better fixed.

[0027] See also Figure 2-Figure 4 A sealing mechanism 7 is provided at the connection between the side panel 2 and the box body 1. The sealing mechanism 7 includes a groove 72. The groove 72 is opened on the surface of the side panel 2. A rubber sealing strip 71 is fixedly connected to the inside of the groove 72. The rubber sealing strip 71 is fixed by the groove 72, and then the rubber sealing strip 71 contacts the box body 1 to enhance the sealing inside the box body 1, which can better enhance the sealing inside the box body 1.

[0028] See also Figure 3-Figure 4 A cleaning mechanism 5 is provided on one side of the fixing mechanism 4. The cleaning mechanism 5 includes a fixing frame 53, which is fixedly connected to the side plate 2. A second electric push rod 52 is fixedly connected inside the fixing frame 53. A scraper 51 is fixedly connected to one side of the second electric push rod 52. A filtering mechanism 6 is provided at the bottom of the scraper 51. A box body 8 is provided at the bottom of the filtering mechanism 6. The filtering mechanism 6 includes a slide rail 61, which is fixedly connected to the box body 8. A fixing frame 62 is slidably connected inside the slide rail 61. A filter net 63 is fixedly connected inside the fixing frame 62. The fixing frame 62 is limited by the slide rail 61, and the filter net 63 is fixed by the fixing frame 62. The filter net 63 is then used to filter large particles of impurities in the air, so that the large particles of impurities in the air can be better filtered.

[0029] See also Figure 1-Figure 2 The box body 8 is fixedly connected to the side plate 2, the box body 8 is fixedly connected to the side plate 2, the interior of the box body 8 is filled with a filter element 9, one side of the box body 8 is slidably connected with an air inlet pipe 10, one side of the air inlet pipe 10 is fixedly connected with a clean room body 13, and the side of the clean room body 13 away from the air inlet pipe 10 is fixedly connected with an air outlet pipe 11, and one side of the clean room body 13 is provided with a clamping mechanism 3, the clamping mechanism 3 includes a first electric push rod 32, the first electric push rod 32 is fixedly connected to the box body 1, and one side of the first electric push rod 32 is fixedly connected with a clamping plate 31; the clamping plate 31 is driven to move by the telescopic end of the first electric push rod 32, and then the clamping plate 31 contacts the clean room body 13 to fix the clean room body 13, so that clean room bodies 13 of different sizes can be better fixed.

[0030] See also Figure 1-Figure 3A one-way valve is provided inside the air inlet pipe 10 and the air outlet pipe 11; a one-way valve is provided inside the air inlet pipe 10, and the one-way valve prevents the gas from being discharged from the air inlet pipe 10; a one-way valve is provided inside the air outlet pipe 11, and the one-way valve prevents the gas from entering the clean room body 13 from the air outlet pipe 11, so that the air pressure inside the clean room body 13 can be better adjusted.

[0031] Working principle: put the clean room body 13 into the box body 1, and then the telescopic end of the first electric push rod 32 is extended to drive the clamping plate 31 to move, and then the clamping plate 31 contacts the clean room body 13 to fix the clean room body 13, and then the mounting hole 42 on the surface of the box body 1 limits the bolt 41, and then the bolt 41 is rotated to make the bolt 41 enter the inside of the side plate 2 to fix the side plate 2, and then the slide rail 61 limits the fixing frame 62, and then the fixing frame 62 fixes the filter 63, and then the filter The net 63 filters large particles of impurities in the air, and then the filter element 9 inside the box body 8 performs secondary filtering on the air, and then the air is transported to the inside of the clean room body 13 by the air inlet pipe 10, and then the air inside the clean room body 13 is discharged by the air outlet pipe 11, and the air pressure inside the clean room body 13 is adjusted, and then the second electric push rod 52 is fixed by the fixing frame 53, and then the telescopic end of the second electric push rod 52 is extended and retracted to drive the scraper 51 to move, and then the scraper 51 cleans the surface of the filter net 63.

[0032] The above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A device for automatically adjusting the pressure difference in a clean room, comprising a box (1), characterized in that: The top of the box body (1) is fixedly connected to a conveying pipe (12); one side of the box body (1) is slidably connected to a side plate (2); one side of the side plate (2) is provided with a fixing mechanism (4); a sealing mechanism (7) is provided at the connection between the side plate (2) and the box body (1); one side of the fixing mechanism (4) is provided with a cleaning mechanism (5); the cleaning mechanism (5) comprises a fixing frame (53); the fixing frame (53) is fixedly connected to the side plate (2); a second electric push rod (52) is fixedly connected to the inside of the fixing frame (53); one side of the second electric push rod (52) is fixedly connected to A scraper (51) is connected, a filter mechanism (6) is provided at the bottom of the scraper (51), a box body (8) is provided at the bottom of the filter mechanism (6), the box body (8) is fixedly connected to the side plate (2), a filter element (9) is filled inside the box body (8), an air inlet pipe (10) is slidably connected to one side of the box body (8), one side of the air inlet pipe (10) is fixedly connected to a clean room body (13), a side of the clean room body (13) away from the air inlet pipe (10) is fixedly connected to an air outlet pipe (11), and a clamping mechanism (3) is provided on one side of the clean room body (13).

2. The device for automatically adjusting the pressure difference in a clean room according to claim 1, characterized in that: The fixing mechanism (4) comprises a mounting hole (42), the mounting hole (42) being opened on the surface of the box body (1), and the internal thread of the mounting hole (42) being connected with a bolt (41).

3. The device for automatically adjusting the pressure difference in a clean room according to claim 1, characterized in that: The sealing mechanism (7) comprises a groove (72), wherein the groove (72) is formed on the surface of the side plate (2), and a rubber sealing strip (71) is fixedly connected to the interior of the groove (72).

4. The device for automatically adjusting the pressure difference in a clean room according to claim 1, characterized in that: The clamping mechanism (3) comprises a first electric push rod (32), the first electric push rod (32) is fixedly connected to the box body (1), and a clamping plate (31) is fixedly connected to one side of the first electric push rod (32).

5. The device for automatically adjusting the pressure difference in a clean room according to claim 1, characterized in that: The filtering mechanism (6) comprises a slide rail (61), the slide rail (61) is fixedly connected to the box body (8), a fixed frame (62) is slidably connected inside the slide rail (61), and a filter screen (63) is fixedly connected inside the fixed frame (62).

6. The device for automatically adjusting the pressure difference in a clean room according to claim 1, characterized in that: One-way valves are provided inside the air inlet pipe (10) and the air outlet pipe (11).

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