Filter element assembly with detachable structure

Abstract

The utility model relates to the technical field of sterile water production and treatment, in particular to a filter element assembly with a detachable structure, which comprises a sealing mechanism, a fixing mechanism is mounted at the top of the sealing mechanism, a filter element mechanism is mounted in the sealing mechanism, the sealing mechanism comprises a filter element bin, a liquid outlet pipe is arranged at the bottom of the filter element bin, and a water outlet pipe is arranged at the bottom of the filter element bin. A fixing groove is embedded in the outer wall of the top of the filter element bin, a connecting groove is embedded in the inner wall of the top of the filter element bin, and first positioning grooves are formed in the two sides of the fixing groove. According to the improved filter element assembly, the interior is arranged to be of a detachable structure, the filter element assembly is conveniently opened to replace the inner filter element when needed, the disassembly and replacement efficiency of the filter element assembly is improved, and then the production and treatment efficiency of sterile water is improved; the sealing performance of the filter element assembly is improved, the condition of leakage of the filter element assembly during use is avoided, and the sterile water production treatment effect is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of sterile water production and treatment, in particular to a filter element component with a disassembly structure. Background Art

[0002] Sterile water usually refers to water without bacteria obtained by treating water containing bacterial groups through physical methods. Common sterile water production and treatment processes include steam method, UHT heat method, ultraviolet sterilization, ozone method and physical filtration method. At the same time, the water obtained by killing microorganisms in the water and filtering it will not reduce the inorganic salts in the water.

[0003] A filtration device is needed in the production and treatment process of sterile water. The sterile water required is obtained by passing the sterilized water into the filtration device and filtering the water through the filter element inside the filtration device.

[0004] In the process of realizing the present utility model, the inventors found that the prior art had the following problems: 1. Due to the limited service life of the filter element, the filter element assembly needs to be replaced after a certain period, but most common filter element assemblies adopt an integrated structure, which is not convenient for disassembly and replacement, resulting in cumbersome replacement of the filter element assembly, which in turn leads to reduced efficiency of the filtration operation in the production and treatment of sterile water; 2. When the detachable filter element assembly is assembled and disassembled, the sealing of the connection of the filter element assembly is often poor, which makes the filter element assembly prone to leakage during use, thereby affecting the filtration effect during the production and treatment of sterile water. Utility Model Content

[0005] The purpose of the utility model is to provide a filter element assembly with a disassembly structure, so as to solve the problem that when the filter element assembly proposed in the above background technology is replaced, the efficiency of sterile water production and treatment is reduced because most of the integrated structures are not convenient for disassembly and replacement. At the same time, when the filter element assembly is assembled and disassembled, the sealing of the connection is often poor, which causes the filter element assembly to leak during use, thereby affecting the filtering effect in the sterile water production and treatment process. To achieve the above purpose, the utility model provides the following technical solutions: the filter element assembly with a disassembly structure includes a sealing mechanism, a fixing mechanism is installed on the top of the sealing mechanism, and a filter element mechanism is installed inside the sealing mechanism.

[0006] The sealing mechanism includes a filter cartridge bin, a liquid outlet pipe is provided at the bottom of the filter cartridge bin, a fixing groove is embedded in the top outer wall of the filter cartridge bin, a connecting groove is embedded in the top inner wall of the filter cartridge bin, first positioning grooves are provided on both sides of the fixing groove, a sealing ring is sleeved on the top of the filter cartridge bin, a positioning block is installed inside the sealing ring, and a sealing groove is embedded outside the sealing ring.

[0007] The fixing mechanism includes a first fixing ring, a sealing strip is glued to the inner wall of the first fixing ring, a groove is welded at one end of the first fixing ring, a hook block is inserted into the inside of the groove, a second fixing ring is welded at one end of the hook block, a fixing bolt passes through the other end of the second fixing ring, and a fixing nut is threadedly connected to one end of the fixing bolt.

[0008] The filter element mechanism includes a mounting end head, a liquid inlet pipe is arranged on the top of the mounting end head, a second positioning groove is embedded in the bottom of the outer wall of the mounting end head, a fixing block and a connecting block are welded around the bottom of the mounting end head, and the filter element body is threadedly connected to the center of the bottom of the mounting end head.

[0009] Further preferably, there are two connecting grooves and two connecting blocks, and both the connecting grooves and the connecting blocks are L-shaped structures, and the L-shaped bottom end of the connecting block and the L-shaped bottom end of the connecting groove form a snap-fit ​​connection structure, and at the same time, the top of the filter element compartment and the bottom of the mounting end are fitted together.

[0010] Further preferably, when the connecting block and the connecting groove are clamped, the top of the first positioning groove and the bottom of the second positioning groove fit together, and the height of the first positioning groove and the second positioning groove is the same as the height of the positioning block, and the inner wall of the sealing ring fits together with the top outer wall of the filter element compartment and the bottom outer wall of the mounting end respectively.

[0011] Further preferably, the first fixing ring and the second fixing ring are both semicircular structures, and one end of the first fixing ring and the second fixing ring is penetrated by a fixing bolt, and the fixing nut is threadedly connected to one end of the fixing bolt and one end of the first fixing ring to form a fitting connection structure.

[0012] Further preferably, two sealing strips are glued to the inner walls of the first fixing ring and the second fixing ring, and two sealing grooves are embedded in the outer walls of the sealing rings, and the sealing grooves respectively form a fitting connection structure with the sealing strips.

[0013] Further preferably, the fixed block is an L-shaped structure and the fixed block and the connecting block are respectively vertically distributed at the bottom end of the mounting end, and the inner wall of the fixed block and the fixing groove form a sliding connection structure, and at the same time, the L-shaped bottom end of the fixed block is respectively fitted with the bottom of the first fixing ring and the second fixing ring.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] In the utility model, the filter element assembly is arranged as an assembled structure, and is fixed by a hook block and a fixing ring connected with bolts, so that the filter element assembly can be easily disassembled and replaced when the filter element reaches the end of its service life, thereby improving the efficiency of disassembly and installation of the filter element assembly, facilitating the filter element assembly to filter sterile water, and improving the filtration efficiency in the sterile water production and treatment process.

[0016] In the utility model, a snap-on sealing ring is provided at the joint of the filter element assembly, which cooperates with the external fixing ring to fix the sealing ring while further improving the sealing performance of the filter element assembly, thereby avoiding leakage when the filter element assembly is used to filter sterile water, improving the sealing effect of the filter element assembly during filtration, and further improving the effect of sterile water production and treatment. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0018] Figure 2 This is a schematic diagram of the explosion structure of the sealing mechanism of the utility model;

[0019] Figure 3 This is a schematic diagram of the exploded and enlarged structure of the fixing mechanism of the utility model;

[0020] Figure 4 It is a schematic diagram of the explosion structure of the filter element mechanism of the utility model.

[0021] In the figure: 1. Sealing mechanism; 101. Filter element compartment; 102. Liquid outlet pipe; 103. Fixing groove; 104. Connecting groove; 105. First positioning groove; 106. Sealing ring; 107. Positioning block; 108. Sealing groove; 2. Fixing mechanism; 201. First fixing ring; 202. Sealing strip; 203. Groove; 204. Hook block; 205. Second fixing ring; 206. Fixing bolt; 207. Fixing nut; 3. Filter element mechanism; 301. Mounting end; 302. Liquid inlet pipe; 303. Second positioning groove; 304. Fixing block; 305. Connecting block; 306. Filter element body. DETAILED DESCRIPTION

[0022] 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 technical personnel in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figures 1 to 4 The utility model provides a technical solution: a filter element assembly with a disassembly structure includes a sealing mechanism 1, a fixing mechanism 2 is installed on the top of the sealing mechanism 1, and a filter element mechanism 3 is installed inside the sealing mechanism 1.

[0024] The sealing mechanism 1 includes a filter cartridge compartment 101, a liquid outlet pipe 102 is provided at the bottom of the filter cartridge compartment 101, a fixing groove 103 is embedded in the top outer wall of the filter cartridge compartment 101, a connecting groove 104 is embedded in the top inner wall of the filter cartridge compartment 101, first positioning grooves 105 are provided on both sides of the fixing groove 103, a sealing ring 106 is sleeved on the top of the filter cartridge compartment 101, a positioning block 107 is installed inside the sealing ring 106, and a sealing groove 108 is embedded outside the sealing ring 106.

[0025] The fixing mechanism 2 includes a first fixing ring 201, the inner wall of which is glued with a sealing strip 202, a groove 203 is welded at one end of the first fixing ring 201, a hook block 204 is inserted into the inside of the groove 203, a second fixing ring 205 is welded at one end of the hook block 204, a fixing bolt 206 passes through the other end of the second fixing ring 205, and a fixing nut 207 is threadedly connected to one end of the fixing bolt 206.

[0026] The filter element mechanism 3 includes a mounting end 301, a liquid inlet pipe 302 is arranged on the top of the mounting end 301, a second positioning groove 303 is embedded in the bottom of the outer wall of the mounting end 301, a fixing block 304 and a connecting block 305 are welded around the bottom of the mounting end 301, and the filter element body 306 is threadedly connected to the center of the bottom of the mounting end 301.

[0027] In this embodiment, Figure 2 and Figure 4 As shown, there are two connecting grooves 104 and two connecting blocks 305, and both the connecting grooves 104 and the connecting blocks 305 are L-shaped structures, and the L-shaped bottom end of the connecting block 305 and the L-shaped bottom end of the connecting groove 104 form a snap-fit ​​connection structure, and at the same time, the top of the filter element compartment 101 and the bottom of the mounting terminal 301 fit together; by docking, inserting and rotating the connecting block 305 at the bottom of the mounting terminal 301 with the connecting groove 104 on the inner wall of the filter element compartment 101, the L-shaped parts of the connecting block 305 and the connecting groove 104 are snap-fitted to each other, thereby fixing the filter element body 306 in the mounting terminal 301, facilitating the removal and replacement of the filter element body 306, and improving the installation and disassembly efficiency of the filter element assembly.

[0028] In this embodiment, Figure 2 and Figure 4As shown, when the connecting block 305 and the connecting groove 104 are snap-fitted, the top of the first positioning groove 105 and the bottom of the second positioning groove 303 fit together, and the height of the first positioning groove 105 and the second positioning groove 303 is the same as the height of the positioning block 107, and the inner wall of the sealing ring 106 fits together with the top outer wall of the filter element compartment 101 and the bottom outer wall of the mounting end 301 respectively; the sealing ring 106 is fixed by the positioning block 107 in the sealing ring 106 fitting respectively with the first positioning groove 105 and the second positioning groove 303, so that the sealing ring 106 is fixed at the connection between the mounting end 301 and the filter element compartment 101, thereby improving the sealing performance of the filter element assembly and facilitating the filtering operation of the filter element assembly during the production process of sterile water.

[0029] In this embodiment, Figure 1 and Figure 3 As shown, the first fixing ring 201 and the second fixing ring 205 are both semicircular ring structures, and one end of the first fixing ring 201 and the second fixing ring 205 is penetrated by a fixing bolt 206, and the fixing nut 207 is threadedly connected to one end of the fixing bolt 206 and one end of the first fixing ring 201 to form a fitting connection structure; the hook block 204 at one end of the two fixing rings is hooked with the groove 203 to form an annular structure, which is fixed with the fixing bolt 206 and the fixing nut 207 at the other end, thereby improving the fixing effect of the fixing mechanism 2 on the sealing assembly, and at the same time facilitating the disassembly of the fixing ring, thereby improving the disassembly and installation efficiency of the filter element assembly.

[0030] In this embodiment, Figure 1 and Figure 3 As shown, the inner walls of the first fixing ring 201 and the second fixing ring 205 are glued with two sealing strips 202, and the outer wall of the sealing ring 106 is embedded with two sealing grooves 108, and the sealing grooves 108 respectively form a fitting connection structure with the sealing strips 202; the sealing ring 106 after positioning is further fixed by the sealing strips 202 glued to the inner walls of the two fixing rings, so as to avoid the sealing ring 106 from shifting during use, thereby improving the fixing effect of the sealing ring 106 and further improving the sealing performance of the filter element assembly.

[0031] In this embodiment, Figure 1 and Figure 4As shown, the fixed block 304 is an L-shaped structure and the fixed block 304 and the connecting block 305 are respectively vertically distributed at the bottom end of the mounting end 301, and the inner wall of the fixed block 304 and the fixing groove 103 form a sliding connection structure, and at the same time, the L-shaped bottom end of the fixed block 304 is respectively fitted with the bottom of the first fixing ring 201 and the second fixing ring 205; the fixed block 304 is slidably connected with the fixing groove 103, so that the L-shaped bottom end of the fixed block 304 is fitted with the fixing ring, and then the fixed block 304 is fixed, and the internal connecting block 305 and the connecting groove 104 are matched to form the entire filter element assembly as a whole, thereby further improving the sealing performance of the filter element assembly and facilitating the filtering operation during the production and treatment of sterile water.

[0032] The use method and advantages of the utility model: When the filter element assembly with a disassembly structure is used, the working process is as follows:

[0033] like Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, first, the operator needs to use the filter element assembly for assembly;

[0034] First, the bottom center of the installation end 301 is threadedly connected with the top of the filter element body 306, so that the liquid inlet pipe 302 is connected with the filter element body 306, and the connecting block 305 and the fixing block 304 at the bottom of the installation end 301 are connected and inserted into the connecting groove 104 and the fixing groove 103 at the top of the filter element bin 101 in sequence. When the bottom end of the installation end 301 is in contact with the top of the filter element bin 101, the installation end 301 is rotated counterclockwise so that the L-shaped bottom end of the connecting block 305 and the L-shaped bottom end of the connecting groove 104 are mutually engaged, and the fixing block 304 is at the other end of the fixing groove 103;

[0035] Then, the second positioning groove 303 at the bottom of the outer wall of the installation end 301 is fitted with the first positioning groove 105 at the top of the filter element compartment 101, the sealing ring 106 is sleeved from the top of the installation end 301, and the positioning block 107 inside the sealing ring 106 is moved to the two positioning grooves, so that the position of the sealing ring 106 can be positioned, and one end of the first fixing ring 201 and the second fixing ring 205 is hooked through the groove 203 and the hook block 204, and at the same time, the sealing strip 202 on the inner wall of the first fixing ring 201 and the second fixing ring 205 is fitted with the sealing groove 108 on the outer wall of the sealing ring 106, and the other end of the first fixing ring 201 and the second fixing ring 205 is fixed with the fixing bolt 206 and the fixing nut 207. At this time, the bottom of the two fixing rings are fitted with the L-shaped bottom end of the fixing block 304, and the installation of the filter element assembly can be completed;

[0036] Finally, when the filter element assembly needs to be disassembled, the two fixing rings are opened by fixing nuts 207 and fixing bolts 206. After removing the sealing ring 106, the mounting end 301 can be removed by rotating the mounting end 301 clockwise, and the filter element body 306 connected with the internal thread is taken out for replacement.

[0037] The above shows and describes the basic principle, main features and advantages of the utility model. Technical staff in this industry should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A filter element assembly with a disassembly structure, comprising a sealing mechanism (1), characterized in that: A fixing mechanism (2) is installed on the top of the sealing mechanism (1), and a filter element mechanism (3) is installed inside the sealing mechanism (1); The sealing mechanism (1) comprises a filter cartridge compartment (101), a liquid outlet pipe (102) is arranged at the bottom of the filter cartridge compartment (101), a fixing groove (103) is embedded in the top outer wall of the filter cartridge compartment (101), a connecting groove (104) is embedded in the top inner wall of the filter cartridge compartment (101), first positioning grooves (105) are arranged on both sides of the fixing groove (103), a sealing ring (106) is sleeved on the top of the filter cartridge compartment (101), a positioning block (107) is installed inside the sealing ring (106), and a sealing groove (108) is embedded outside the sealing ring (106); The fixing mechanism (2) comprises a first fixing ring (201), the inner wall of the first fixing ring (201) is glued with a sealing strip (202), one end of the first fixing ring (201) is welded with a groove (203), the interior of the groove (203) is plugged with a hook block (204), one end of the hook block (204) is welded with a second fixing ring (205), the other end of the second fixing ring (205) is penetrated by a fixing bolt (206), and one end of the fixing bolt (206) is threadedly connected with a fixing nut (207); The filter element mechanism (3) comprises a mounting end head (301), a liquid inlet pipe (302) is arranged at the top of the mounting end head (301), a second positioning groove (303) is embedded in the bottom of the outer wall of the mounting end head (301), a fixing block (304) and a connecting block (305) are respectively welded around the bottom of the mounting end head (301), and a filter element body (306) is threadedly connected to the center of the bottom of the mounting end head (301).

2. The filter element assembly with a disassembly structure according to claim 1, characterized in that: There are two connecting grooves (104) and two connecting blocks (305), and both the connecting grooves (104) and the connecting blocks (305) are L-shaped structures, and the L-shaped bottom end of the connecting block (305) and the L-shaped bottom end of the connecting groove (104) form a snap-fit ​​connection structure, and the top of the filter element compartment (101) and the bottom of the installation end (301) fit each other.

3. The filter element assembly with a disassembly structure according to claim 2, characterized in that: When the connecting block (305) and the connecting groove (104) are snap-fitted, the top of the first positioning groove (105) and the bottom of the second positioning groove (303) fit together, and the heights of the first positioning groove (105) and the second positioning groove (303) are the same as the height of the positioning block (107), and the inner wall of the sealing ring (106) fits together with the top outer wall of the filter element compartment (101) and the bottom outer wall of the mounting end (301), respectively.

4. The filter element assembly with a disassembly structure according to claim 1, characterized in that: The first fixing ring (201) and the second fixing ring (205) are both semicircular ring structures, and one end of the first fixing ring (201) and the second fixing ring (205) is penetrated by a fixing bolt (206), and the fixing nut (207) is threadedly connected to one end of the fixing bolt (206) and one end of the first fixing ring (201) to form a fitting connection structure.

5. The filter element assembly with a disassembly structure according to claim 1, characterized in that: Two sealing strips (202) are glued to the inner walls of the first fixing ring (201) and the second fixing ring (205), and two sealing grooves (108) are embedded in the outer wall of the sealing ring (106), and the sealing grooves (108) respectively form a fitting connection structure with the sealing strips (202).

6. The filter element assembly with a disassembly structure according to claim 1, characterized in that: The fixing block (304) is an L-shaped structure, and the fixing block (304) and the connecting block (305) are respectively vertically distributed at the bottom end of the mounting end (301), and the inner wall of the fixing block (304) and the fixing groove (103) form a sliding connection structure, and at the same time, the L-shaped bottom end of the fixing block (304) is respectively in contact with the bottom of the first fixing ring (201) and the bottom of the second fixing ring (205).

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