Dense pleat type air filter

Abstract

The utility model relates to an air filter, in particular to a dense pleat type air filter which comprises a plate body, ventilation holes are formed in one side of the plate body, filtering assemblies are installed on the back of the plate body, fixing assemblies are arranged on the two sides of the plate body, and the number of the ventilation holes and the number of the filtering assemblies are multiple. The plurality of ventilation holes are in one-to-one correspondence with the filter assemblies, the filter assemblies are integrally designed to be V-shaped, each filter assembly comprises a frame, a mounting plate, an insertion block, a fixing frame, a filter screen and a fixing rod, one end of the mounting plate is fixedly mounted on the side wall of the frame, and the insertion block is fixedly connected to one side of the mounting plate; the filter assembly is arranged on the plate body, the fixing frame and the filter screen are conveniently mounted on the inner wall of the frame by utilizing the frame in the filter assembly, and meanwhile, the insertion block in the filter assembly is fixed by matching with the movable rod in the fixing assembly, so that the stabilization work of the filter assembly is completed.

Description

Technical Field

[0001] The utility model relates to an air filter, in particular to a dense pleated air filter. Background Art

[0002] The principle of air filters is to capture dust and particulate matter in the air through porous filter materials, thereby purifying the gas. It is widely used in various industrial fields, such as pharmaceuticals, scientific research, machinery, spraying, electronics, plastics, etc. Through the use of air filters, dust particles and particulate matter in the air can be effectively intercepted, impurities in the air can be removed, and the air quality can be improved.

[0003] After long-term operation, air impurities will remain on the filter screen inside the current air filter, which needs to be cleaned regularly. During the cleaning process, the filter screen inside needs to be disassembled. However, the existing problem is that it is difficult to disassemble and it is not convenient to install it after disassembly. Utility Model Content

[0004] Based on the above description, the utility model provides a dense pleated air filter to solve the problem that the filter screen of the existing air filter is difficult to disassemble and install.

[0005] The utility model solves the above technical problems with the following technical solutions: a dense pleated air filter, comprising a plate body;

[0006] A ventilation hole is provided on one side of the plate body, a filter assembly is installed on the back of the plate body, and fixing assemblies are provided on both sides of the plate body;

[0007] The number of the ventilation holes and the filter components is several, the ventilation holes and the filter components correspond one to one, and the filter components are designed to be V-shaped as a whole.

[0008] Furthermore, the filter assembly includes a frame, a mounting plate, an insert block, a fixing frame, a filter screen and a fixing rod, one end of the mounting plate is fixedly mounted on a side wall of the frame, and the insert block is fixedly connected to one side of the mounting plate.

[0009] On the basis of the above technical solution, the present invention can also be improved as follows.

[0010] Furthermore, the filter is fixedly mounted on the inner wall of the fixing frame, one side of the fixing frame is movably fitted with one side of the frame, and one end of the fixing rod movably penetrates the fixing frame and continues to extend into the interior of the frame.

[0011] Furthermore, the filter screens are symmetrically distributed on the inner walls on both sides of the frame, and threaded holes are provided on the sides of the frame, and threaded grooves matching the threaded holes are provided on the surface of the fixing rod.

[0012] On the basis of the above technical solution, the present invention can also be improved as follows.

[0013] Furthermore, the fixing assembly includes a fixing tube, a movable rod, a baffle, a spring and a pull rod, the fixing tube is fixedly mounted on the side wall of the plate body, one end of the movable rod movably passes through the end surface of the fixing tube, and the baffle is fixedly mounted on the surface of the movable rod.

[0014] Furthermore, one end of the spring is fixedly connected to one side of the baffle, and the spring is sleeved on the surface of the movable rod, and one end of the spring away from the baffle is fixedly connected to the inner wall of the fixed cylinder.

[0015] Furthermore, one end of the movable rod can be movably passed through the side wall of the plate body and enter the interior of the plug block. There are four movable rods, and every two movable rods form a group. The two groups of movable rods are symmetrically distributed on both sides of the plate body, and the end faces of the two movable rods in each group are fixedly connected to the side faces of the pull rod.

[0016] Compared with the prior art, the technical solution of this application has the following beneficial technical effects:

[0017] 1. The utility model sets a filter assembly on the plate body and utilizes the frame in the filter assembly to facilitate the installation of a fixed frame and a filter screen on the inner wall of the frame. At the same time, the movable rod in the fixed assembly is used to fix the plug in the filter assembly, thereby completing the stabilization of the filter assembly.

[0018] 2. By pulling the pull rod, the movable rod can be driven to move, and the movable rod drives the baffle to compress the spring, so that the movable rod is pulled out of the plug block, and the filter assembly can be directly disassembled, which is convenient for cleaning and maintenance of the filter assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 A schematic diagram of the structure of a dense pleated air filter provided in an embodiment of the utility model;

[0020] Figure 2 It is a three-dimensional structural schematic diagram of the filter assembly in the utility model;

[0021] Figure 3 It is a three-dimensional structural schematic diagram of the fixing component in the utility model.

[0022] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0023] 1. Plate body; 2. Ventilation hole; 3. Filter assembly; 301. Frame; 302. Mounting plate; 303. Insert block; 304. Fixed frame; 305. Filter screen; 306. Fixed rod; 4. Fixed assembly; 401. Fixed cylinder; 402. Movable rod; 403. Baffle; 404. Spring; 405. Pull rod. DETAILED DESCRIPTION

[0024] In order to facilitate understanding of the present application, the present application will be described more fully below with reference to the relevant drawings. Embodiments of the present application are provided in the drawings. However, the present application can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present application more thorough and comprehensive.

[0025] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art to which this application belongs. The terms used herein in the specification of this application are only for the purpose of describing specific embodiments and are not intended to limit this application.

[0026] It should be noted that the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside", etc. indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, or the positions or positional relationships in which the technical product is usually placed when in use. They are only for the convenience of describing the present technology and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present technology. In addition, "first" and "second" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. Therefore, the terms "first", "second", "third", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance. In the description of the utility model, unless otherwise specified, the meaning of "multiple" is two or more.

[0027] In addition, the terms "horizontal", "vertical", "overhanging" and the like do not mean that the components are required to be absolutely horizontal or overhanging, but can be slightly tilted. For example, "horizontal" only means that its direction is more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly tilted.

[0028] In the description of this technology, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in this technology can be understood according to specific circumstances.

[0029] See also Figure 1 , a dense pleated air filter, comprising a plate body 1;

[0030] A ventilation hole 2 is provided on one side of the plate body 1, a filter assembly 3 is installed on the back of the plate body 1, and fixing assemblies 4 are provided on both sides of the plate body 1;

[0031] There are a plurality of ventilation holes 2 and filter components 3, and the ventilation holes 2 and filter components 3 correspond to each other one by one, and the filter component 3 is designed to be V-shaped as a whole.

[0032] A filter assembly 3 is provided on the plate body 1 to allow air to pass through the filter assembly 3 and enter the ventilation hole 2, and complete the filtering of the air through the ventilation hole 2. A fixing assembly 4 is provided on the side wall of the plate body 1 to fix the filter assembly 3 to ensure the stability of the filter assembly 3.

[0033] See also Figure 2 The filter assembly 3 of this embodiment includes a frame 301, a mounting plate 302, an insert block 303, a fixing frame 304, a filter screen 305 and a fixing rod 306. One end of the mounting plate 302 is fixedly mounted on the side wall of the frame 301, and the insert block 303 is fixedly connected to one side of the mounting plate 302.

[0034] A mounting plate 302 is provided on the inner wall of the frame 301 , and an insert block 303 is provided at the bottom of the mounting plate 302 , and the insert block 303 is inserted into the interior of the plate body 1 , and a fixing rod 306 is provided to fix the fixing frame 304 , thereby ensuring the stability of the filter screen 305 .

[0035] See also Figure 2 In this embodiment, the filter screen 305 is fixedly mounted on the inner wall of the fixed frame 304 , one side of the fixed frame 304 is movably fitted with one side of the frame 301 , and one end of the fixing rod 306 movably passes through the fixed frame 304 and continues to extend into the interior of the frame 301 .

[0036] The filter screen 305 is installed on the inner wall of the fixing frame 304 , and the fixing frame 304 is fixed by the fixing rod 306 , so as to stabilize the filter screen 305 .

[0037] See also Figure 2 In this embodiment, the filter screens 305 are symmetrically distributed on the inner walls on both sides of the frame 301, and threaded holes are provided on the sides of the frame 301, and threaded grooves matching the threaded holes are provided on the surface of the fixing rods 306.

[0038] A threaded hole is opened on the frame 301 , and a fixing rod 306 is inserted into the threaded hole to stabilize the fixing frame 304 .

[0039] See also Figure 3 The fixing assembly 4 of this embodiment includes a fixing cylinder 401, a movable rod 402, a baffle 403, a spring 404 and a pull rod 405. The fixing cylinder 401 is fixedly mounted on the side wall of the plate body 1, one end of the movable rod 402 movably passes through the end surface of the fixing cylinder 401, and the baffle 403 is fixedly mounted on the surface of the movable rod 402.

[0040] A baffle 403 is provided on the movable rod 402, and the baffle 403 is connected to one end of the spring 404. The elastic force of the spring 404 is utilized to insert the movable rod 402 into the insert block 303, thereby fixing the filter assembly 3, so that the filter assembly 3 and the plate body 1 are in a stable state.

[0041] See also Figure 3 In this embodiment, one end of the spring 404 is fixedly connected to one side of the baffle 403, and the spring 404 is sleeved on the surface of the movable rod 402, and one end of the spring 404 away from the baffle 403 is fixedly connected to the inner wall of the fixed tube 401.

[0042] See also Figure 2 and Figure 3 In this embodiment, one end of the movable rod 402 is movable through the side wall of the plate body 1 and enters the interior of the insert block 303. The number of the movable rods 402 is four, and every two movable rods 402 form a group. The two groups of movable rods 402 are symmetrically distributed on both sides of the plate body 1, and the end faces of the two movable rods 402 in each group are fixedly connected to the side of the pull rod 405.

[0043] Pull the pull rod 405 to drive the movable rod 402 to move, allowing the movable rod 402 to leave the plug block 303, and then it can be disassembled to the filter component 3. At the same time, multiple filter components 3 are fixedly connected, so all filter components 3 can be directly disassembled without disassembling and installing them individually, thereby improving installation efficiency and disassembly efficiency.

[0044] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A pleated air filter, comprising a plate body (1), characterized in that: A ventilation hole (2) is provided on one side of the plate body (1), a filter assembly (3) is installed on the back of the plate body (1), and fixing assemblies (4) are provided on both sides of the plate body (1); The number of the ventilation holes (2) and the filter components (3) is several, the ventilation holes (2) and the filter components (3) correspond one to one, and the filter components (3) are designed to be V-shaped as a whole.

2. A pleated air filter according to claim 1, characterized in that: The filter assembly (3) comprises a frame (301), a mounting plate (302), an insert block (303), a fixing frame (304), a filter screen (305) and a fixing rod (306); one end of the mounting plate (302) is fixedly mounted on a side wall of the frame (301), and the insert block (303) is fixedly connected to one side of the mounting plate (302).

3. A pleated air filter according to claim 2, characterized in that: The filter screen (305) is fixedly mounted on the inner wall of the fixed frame (304), one side of the fixed frame (304) is movably fitted with one side of the frame (301), and one end of the fixed rod (306) movably passes through the fixed frame (304) and continues to extend into the interior of the frame (301).

4. A pleated air filter according to claim 2, characterized in that: The filter screens (305) are symmetrically distributed on the inner walls of both sides of the frame (301), and threaded holes are provided on the sides of the frame (301), and threaded grooves matching the threaded holes are provided on the surface of the fixing rod (306).

5. A pleated air filter according to claim 1, characterized in that: The fixing assembly (4) comprises a fixing cylinder (401), a movable rod (402), a baffle (403), a spring (404) and a pull rod (405); the fixing cylinder (401) is fixedly mounted on the side wall of the plate body (1); one end of the movable rod (402) movably penetrates the end surface of the fixing cylinder (401); and the baffle (403) is fixedly mounted on the surface of the movable rod (402).

6. A densely pleated air filter according to claim 5, characterized in that: One end of the spring (404) is fixedly connected to one side of the baffle (403), and the spring (404) is sleeved on the surface of the movable rod (402). One end of the spring (404) away from the baffle (403) is fixedly connected to the inner wall of the fixed cylinder (401).

7. A pleated air filter according to claim 5, characterized in that: One end of the movable rod (402) is movable and penetrates the side wall of the plate body (1) into the interior of the plug block (303). There are four movable rods (402), and every two movable rods (402) form a group. The two groups of movable rods (402) are symmetrically distributed on both sides of the plate body (1), and the end faces of the two movable rods (402) in each group are fixedly connected to the side of the pull rod (405).

Images