Operating room purification air supply laminar flow cover

Abstract

The utility model discloses an operating room purification air supply laminar flow cover, and relates to the field of operating room purification air supply laminar flow covers. Through the arrangement of the adjusting sleeve, the adjusting block, the clamping block, the sliding groove, the through groove, the mounting block, the sliding block, the convex block, the limiting plate, the limiting block, the telescopic rod and the spring, the process of mounting and replacing the filter plate becomes extremely simple, convenient and efficient, in the aspect of mounting, a traditional multi-group bolt fixing mode is abandoned, and the mounting efficiency is improved. Convenient disassembly and assembly can be achieved only by extruding, pushing and pulling the installation block, installation personnel can easily complete installation without professional tools, the installation time and the labor cost are greatly saved, the device can adapt to filter plates of different specifications, the universality of the device is enhanced, and the practicability is high. The filter plate of a standard size or a special customized size can be rapidly and stably installed in place, it is ensured that the purification air supply laminar flow cover of the operating room can be put into use in time, the equipment idle time caused by the installation problem is shortened, and the air quality purification requirement of the operating room is met.

Description

Technical Field

[0001] The utility model relates to the field of purification and air supply laminar flow hoods for operating rooms, in particular to purification and air supply laminar flow hoods for operating rooms. Background Art

[0002] The operating room is a special place in the hospital for performing surgical treatments. It has strict environmental requirements, including high cleanliness, strict control of dust particle count and appropriate temperature and humidity, reasonable layout and zoning, advanced and complete surgical equipment, and is managed by a professional medical team. Patients have corresponding preoperative preparation and intraoperative management measures, cleaning, disinfection and sterilization, inspection and packaging, and medical waste disposal.

[0003] The operating room purified air supply laminar flow hood is an air purification equipment used in operating rooms and other environments with strict requirements on air quality. The common operating room purified air supply laminar flow hoods on the market are generally composed of a fan system, a high-efficiency filter plate, a static pressure box, a diffuser plate and an air outlet. It is installed on the ceiling directly above the operating table. It filters the air through a high-efficiency filter and supplies air in a laminar flow form. It has the advantages of good purification effect, strong adjustability, independence and flexibility.

[0004] However, the common operating room purification air supply laminar flow hood on the market has certain problems. During the installation process, multiple sets of bolts are needed to fix the filter plate to the laminar flow hood shell. The installation process is extremely cumbersome and requires a lot of time and effort, which affects work efficiency. Therefore, further improvement is needed. Utility Model Content

[0005] Based on this, the purpose of the utility model is to provide an operating room purification air supply laminar flow hood to solve the technical problems mentioned in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an operating room purification air supply laminar flow hood, comprising a laminar flow hood body and a filter plate, an adjusting sleeve is slidably installed inside the outer wall of the laminar flow hood body, and a mounting block is slidably installed on the inner wall of the adjusting sleeve, an adjusting block slidably connected to the laminar flow hood body is fixedly installed on the outer wall of the adjusting sleeve, a sliding block slidably connected to the adjusting sleeve is fixedly installed on the outer wall of the mounting block, a sliding groove corresponding to the sliding groove is provided on the outer wall of the adjusting sleeve, a limiting plate is slidably installed inside the laminar flow hood body, and a limiting block is fixedly installed on the outer wall of the limiting plate, a clamping block corresponding to the limiting block is fixedly installed on the outer wall of the adjusting sleeve, a protrusion is fixedly installed on the outer wall of the mounting block, a through groove corresponding to the protrusion is provided on the outer wall of the adjusting sleeve, a telescopic rod is fixedly installed on the outer wall of the limit block, and a spring is provided on the outer wall of the telescopic rod.

[0007] By adopting the above technical solution, the process of installing and replacing the filter plate becomes extremely simple and efficient. In terms of installation, the traditional multi-group bolt fixing method is abandoned, and convenient disassembly and assembly can be achieved by squeezing and pushing and pulling the installation block, which greatly saves installation time and labor costs. It can also adapt to filter plates of different specifications, enhancing the versatility of the equipment. Whether it is a standard size or a special customized size, the filter plate can be quickly and firmly installed in place, ensuring that the operating room purification air supply laminar flow hood can be put into use in time, reducing the idle time of equipment due to installation problems, and ensuring the air quality purification needs of the operating room.

[0008] Furthermore, the adjusting sleeve is designed in a “U” shape as a whole, and multiple groups of adjusting sleeves are arranged inside the laminar flow hood body.

[0009] By adopting the above technical solution, filter plates with different thicknesses can be installed by adjusting the adjusting sleeve.

[0010] Furthermore, the mounting block is designed to be L-shaped as a whole, and the outer wall of the end of the mounting block is designed to be beveled, and the mounting block is arranged corresponding to the adjustment sleeve.

[0011] By adopting the above technical solution, the filter plate is easy to install and the filter plate is stably installed.

[0012] Furthermore, the sliders are symmetrically arranged on both sides of the mounting block, and the length of the sliders corresponds to the thickness of the outer wall of the adjusting sleeve.

[0013] By adopting the above technical solution, the sliding direction of the installation block is limited by the slider, thereby realizing convenient installation of the installation block.

[0014] Furthermore, the adjusting blocks are symmetrically arranged in multiple groups on the outer wall of the adjusting sleeve, and the adjusting blocks and the sliding block are located on the same side.

[0015] By adopting the above technical solution, the sliding direction of the adjusting sleeve is limited by the adjusting block, so that the filter plates with different thicknesses can be easily installed.

[0016] Furthermore, the limit plate is located on the outer wall of the adjusting sleeve away from the mounting block, and the length of the limit plate is greater than the length of the adjusting sleeve. Multiple groups of limit blocks are arranged at equal intervals on the outer wall of the limit plate, and the bottom of the limit blocks is designed to be inclined.

[0017] By adopting the above technical solution, the position of the adjusting sleeve is limited by the limiting plate, so that the filter plate can be installed conveniently and stably.

[0018] Furthermore, one end of the spring is in contact with the outer wall of the limiting plate, and the other end of the spring is in contact with the inside of the laminar flow hood body.

[0019] By adopting the above technical solution, the limit plate is automatically reset by the spring, and the limit block is firmly engaged with the clamping block to achieve stable installation of the filter plate.

[0020] Furthermore, the protrusion is located inside the adjusting sleeve, and the length of the protrusion is smaller than the length of the adjusting sleeve, and the thickness of the protrusion is greater than the thickness of the outer wall of the adjusting sleeve.

[0021] By adopting the above technical solution, when disassembling, the protrusion is driven by the extrusion of the installation block to squeeze the limiting plate, so as to limit the adjusting sleeve, and the position of the adjusting sleeve can be easily adjusted.

[0022] In summary, the utility model mainly has the following beneficial effects:

[0023] The utility model makes the process of installing and replacing the filter plate extremely simple and efficient by providing an adjusting sleeve, an adjusting block, a clamping block, a slide groove, a through groove, a mounting block, a sliding block, a protrusion, a limit plate, a limit block, a telescopic rod and a spring. In terms of installation, the traditional multi-group bolt fixing method is abandoned, and convenient disassembly and assembly can be achieved by squeezing and pushing and pulling the mounting block, which greatly saves installation time and labor costs, and can adapt to filter plates of different specifications, thereby enhancing the versatility of the equipment. Whether it is a standard size or a specially customized size, the filter plate can be quickly and firmly installed in place, ensuring that the operating room purification air supply laminar flow hood can be put into use in time, reducing the idle time of equipment due to installation problems, and ensuring the air quality purification needs of the operating room. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0025] Figure 2 It is a schematic diagram of the cross-sectional three-dimensional structure of the main body of the laminar flow hood of the utility model;

[0026] Figure 3 For this utility model Figure 2 Enlarged view of point A in the middle;

[0027] Figure 4 This is a schematic diagram of the three-dimensional structure of the utility model without the laminar flow hood body and the filter plate;

[0028] Figure 5 It is a schematic diagram of the cross-sectional three-dimensional structure of the adjusting sleeve of the utility model;

[0029] Figure 6 It is a three-dimensional structural schematic diagram of the adjusting sleeve, the mounting block, the clamping block, the sliding block and the adjusting block of the utility model.

[0030] In the figure: 1. laminar flow hood body; 2. filter plate; 3. adjusting sleeve; 31. adjusting block; 32. clamping block; 33. slide groove; 34. through groove; 4. mounting block; 41. slider; 42. protrusion; 5. limit plate; 51. limit block; 52. telescopic rod; 53. spring. DETAILED DESCRIPTION

[0031] 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. The embodiments described below with reference to the drawings are exemplary and are only used to explain the utility model, and cannot be understood as limiting the utility model.

[0032] The following describes an embodiment of the utility model based on its overall structure.

[0033] Operating room clean air laminar flow hood, such as Figure 1 - Figure 6 As shown, it includes a laminar flow hood body 1 and a filter plate 2, an adjusting sleeve 3 is slidably installed inside the outer wall of the laminar flow hood body 1, and a mounting block 4 is slidably installed on the inner wall of the adjusting sleeve 3, an adjusting block 31 slidably connected to the laminar flow hood body 1 is fixedly installed on the outer wall of the adjusting sleeve 3, a slider 41 slidably connected to the adjusting sleeve 3 is fixedly installed on the outer wall of the mounting block 4, and a slide groove 33 corresponding to the slider 41 is opened on the outer wall of the adjusting sleeve 3, a limiting plate 5 is slidably installed inside the laminar flow hood body 1, and a limiting block 51 is fixedly installed on the outer wall of the limiting plate 5, a card block 32 corresponding to the limiting block 51 is fixedly installed on the outer wall of the adjusting sleeve 3, a protrusion 42 is fixedly installed on the outer wall of the mounting block 4, and the outer wall of the adjusting sleeve 3 is opened with a protrusion 42 Corresponding to the through slot 34, a telescopic rod 52 is fixedly installed on the outer wall of the limit block 51, and a spring 53 is sleeved on the outer wall of the telescopic rod 52, making the process of installing and replacing the filter plate 2 extremely simple and efficient. In terms of installation, the traditional multi-group bolt fixing method is abandoned, and convenient disassembly and assembly can be achieved by squeezing and pushing and pulling the installation block 4, which greatly saves installation time and labor costs, and can adapt to filter plates 2 of different specifications, enhancing the versatility of the equipment. Whether it is a standard size or a specially customized size, the filter plate 2 can be quickly and firmly installed in place, ensuring that the operating room purification air supply laminar flow hood can be put into use in time, reducing the equipment idle time caused by installation problems, and ensuring the air quality purification needs of the operating room.

[0034] See also Figure 2 - Figure 6 The adjusting sleeve 3 is designed in a “U” shape as a whole, and multiple groups of adjusting sleeves 3 are arranged inside the laminar flow hood body 1, so that the filter plates 2 with different thicknesses can be installed by adjusting the adjusting sleeves 3.

[0035] See also Figure 1 - Figure 6The mounting block 4 is designed to be L-shaped as a whole, and the outer wall of the end of the mounting block 4 is designed to be beveled, and the mounting block 4 is arranged corresponding to the adjusting sleeve 3, so that the filter plate 2 is easy to install and the filter plate 2 is stably installed.

[0036] See also Figure 2 - Figure 6 The sliders 41 are symmetrically arranged on both sides of the mounting block 4, and the length of the sliders 41 corresponds to the thickness of the outer wall of the adjusting sleeve 3, so that the sliding direction of the mounting block 4 is limited by the sliders 41, thereby realizing convenient installation of the mounting block 4.

[0037] See also Figure 2 - Figure 6 There are multiple groups of adjustment blocks 31 symmetrically arranged on the outer wall of the adjustment sleeve 3, and the adjustment blocks 31 and the slider 41 are located on the same side, so that the sliding direction of the adjustment sleeve 3 is limited by the adjustment blocks 31, so that the filter plates 2 with different thicknesses can be easily installed.

[0038] See also Figure 2 - Figure 5 The limit plate 5 is located on the outer wall of the adjusting sleeve 3 away from the mounting block 4, and the length of the limit plate 5 is greater than the length of the adjusting sleeve 3. A plurality of limit blocks 51 are arranged at equal intervals on the outer wall of the limit plate 5, and the bottom of the limit block 51 is designed with an inclined surface, so that the position of the adjusting sleeve 3 is limited by the limit plate 5, so as to realize convenient and stable installation of the filter plate 2.

[0039] See also Figure 2 - Figure 5 One end of the spring 53 fits against the outer wall of the limit plate 5, and the other end of the spring 53 fits against the inside of the laminar flow hood body 1, so that the limit plate 5 is automatically reset by the spring 53, and the limit block 51 is firmly engaged with the card block 32 to achieve a stable installation of the filter plate 2.

[0040] See also Figure 4 - Figure 6 The protrusion 42 is located inside the adjusting sleeve 3, and the length of the protrusion 42 is less than the length of the adjusting sleeve 3, and the thickness of the protrusion 42 is greater than the thickness of the outer wall of the adjusting sleeve 3, so that when disassembling, the protrusion 42 is driven by squeezing the mounting block 4 to squeeze the limiting plate 5, thereby limiting the adjusting sleeve 3, and the position of the adjusting sleeve 3 can be easily adjusted.

[0041] The working principle of the utility model is as follows: when the filter plate 2 needs to be installed, first pick up the filter plate 2, align one end of the filter plate 2 with the mounting block 4 on one side of the laminar flow hood body 1, and then gently place the filter plate 2 on the outer wall of the mounting block 4, then manually and slowly push the filter plate 2 so that the filter plate 2 squeezes the mounting block 4. During this process, the mounting block 4 will slide in the adjustment sleeve 3 in the direction away from the filter plate 2, and then the filter plate 2 will be placed on the outer wall of the mounting block 4 on the other side, and the position of the filter plate 2 will be carefully adjusted to ensure that it is in the accurate installation position before releasing the filter plate 2, and finally, manually push the mounting block 4, which drives the adjustment sleeve 3 and the clamping block 32 to slide smoothly inside the laminar flow hood, thereby The filter plate 2 is clamped. During this process, the position of the block 32 is limited by the limit plate 5 and the limit block 51. Such a design is convenient for adapting to the installation of filter plates 2 of different specifications, and can firmly fix the filter plate 2 to achieve the purpose of convenient installation. When the filter plate 2 needs to be replaced, first squeeze one end of the filter plate 2 toward the mounting block 4, which will cause the mounting block 4 to slide toward the side of the limit plate 5 in the adjusting sleeve 3. At this time, the protrusion 42 on the outer wall of the mounting block 4 will squeeze the limit plate 5, thereby disengaging the block 32 from the limit block 51. Then, pull the filter plate 2 downward to release the restriction of the mounting block 4 on the filter plate 2. Repeat the same operation on the other side. Finally, the filter plate 2 can be taken out.

[0042] Although an embodiment of the utility model has been shown and described, this specific embodiment is only an explanation of the utility model and is not a limitation of the utility model. The specific features, structures, materials or characteristics described may be combined in a suitable manner in any one or more embodiments or examples. After reading this specification, those skilled in the art may make modifications, substitutions and variations to the embodiments without creative contribution as needed without departing from the principles and purpose of the utility model. However, as long as they are within the scope of the claims of the utility model, they are protected by patent law.

Claims

1. An operating room purification air supply laminar flow hood, comprising a laminar flow hood body (1) and a filter plate (2), characterized in that: An adjusting sleeve (3) is slidably mounted on the inner wall of the outer wall of the laminar flow hood body (1), and a mounting block (4) is slidably mounted on the inner wall of the adjusting sleeve (3); an adjusting block (31) slidably connected to the laminar flow hood body (1) is fixedly mounted on the outer wall of the adjusting sleeve (3); a sliding block (41) slidably connected to the adjusting sleeve (3) is fixedly mounted on the outer wall of the mounting block (4); a sliding groove (33) corresponding to the sliding block (41) is formed on the outer wall of the adjusting sleeve (3); and the inner wall of the laminar flow hood body (1) is provided with a plurality of sliding grooves (33) corresponding to the sliding block (41). A limit plate (5) is slidably mounted, and a limit block (51) is fixedly mounted on the outer wall of the limit plate (5); a clamping block (32) corresponding to the limit block (51) is fixedly mounted on the outer wall of the adjustment sleeve (3); a convex block (42) is fixedly mounted on the outer wall of the mounting block (4); a through groove (34) corresponding to the convex block (42) is formed on the outer wall of the adjustment sleeve (3); a telescopic rod (52) is fixedly mounted on the outer wall of the limit block (51), and a spring (53) is sleeved on the outer wall of the telescopic rod (52).

2. The operating room purification air supply laminar flow hood according to claim 1, characterized in that: The adjusting sleeve (3) is designed in a "U" shape as a whole, and a plurality of groups of adjusting sleeves (3) are arranged inside the laminar flow hood body (1).

3. The operating room purification air supply laminar flow hood according to claim 1, characterized in that: The mounting block (4) is designed to be L-shaped as a whole, and the outer wall of the end of the mounting block (4) is designed to be beveled, and the mounting block (4) is arranged corresponding to the adjustment sleeve (3).

4. The operating room purification air supply laminar flow hood according to claim 1, characterized in that: The sliding blocks (41) are symmetrically arranged on both sides of the mounting block (4), and the length of the sliding blocks (41) corresponds to the thickness of the outer wall of the adjusting sleeve (3).

5. The operating room purification air supply laminar flow hood according to claim 1, characterized in that: The adjusting blocks (31) are symmetrically arranged in multiple groups on the outer wall of the adjusting sleeve (3), and the adjusting blocks (31) and the sliding block (41) are located on the same side.

6. The operating room purification air supply laminar flow hood according to claim 1, characterized in that: The limit plate (5) is located on the outer wall of the adjustment sleeve (3) away from the mounting block (4), and the length of the limit plate (5) is greater than the length of the adjustment sleeve (3). A plurality of limit blocks (51) are arranged at equal intervals on the outer wall of the limit plate (5), and the bottom of the limit blocks (51) is designed to be inclined.

7. The operating room purification air supply laminar flow hood according to claim 1, characterized in that: One end of the spring (53) fits against the outer wall of the limiting plate (5), and the other end of the spring (53) fits against the inside of the laminar flow hood body (1).

8. The operating room purification air supply laminar flow hood according to claim 1, characterized in that: The protrusion (42) is located inside the adjustment sleeve (3), the length of the protrusion (42) is smaller than the length of the adjustment sleeve (3), and the thickness of the protrusion (42) is greater than the thickness of the outer wall of the adjustment sleeve (3).

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