Special filter for purifying grease of lubricating device

Abstract

The utility model discloses a special filter for grease purification of a lubricating device, which comprises a shell component and a filter component, the shell component comprises a filter chamber, and an oil inlet interface and an oil outlet interface which are respectively and fixedly connected with two ends of the filter chamber, and a filter bin is arranged in the filter chamber. The side wall of the oil inlet connector is provided with an installation groove communicated with the filter bin, and the filter assembly comprises a filter element arranged in the filter bin and an installation plate arranged on the side wall of the filter element and installed in the installation groove. In addition, lubricating grease enters from the filter screen end, the possibility that impurities are left in a pipeline can be completely avoided by cleaning the filter screen, cleaning is convenient, the machining difficulty is greatly reduced, the cost is reduced by about 50%, and social and economic benefits are huge after popularization.

Description

Technical Field

[0001] The utility model relates to the technical field of grease filtration, and particularly relates to a special filter for lubricating device grease purification. Background Technique

[0002] The existing filters for lubricating devices mainly include two structures: the JB / ZQ 4702-2006 GGQ-P8 type filter and the LYQ3-L8 type filter.

[0003] For the GGQ-P8 type filter, due to the complex casting and processing technology, high manufacturing cost, and unreasonable filter screen sealing structure, it is easy to cause leakage. Most importantly, impurities will be left in the oil passage during the cleaning of the filter screen, resulting in secondary pollution. For the LYQ3-L8 type filter, due to its split structure and processes such as inclined oil passages in the main body, its processing difficulty is large, the use cost is high, and the filter screen opening valve box is in the direction of the oil inlet, and the filter screen removal direction is opposite to the opening direction, which is also easy to cause secondary pollution in the oil passage during the process of removing the filter screen for cleaning. In addition, 2 joints need to be added at both ends of the filter. Content of the Utility Model

[0004] The purpose of this part is to outline some aspects of the embodiments of the utility model and briefly introduce some preferred embodiments. Simplifications or omissions may be made in this part, as well as in the abstract of the specification and the title of the utility model of this application, to avoid obscuring the purpose of this part, the abstract of the specification, and the title of the utility model. However, such simplifications or omissions shall not be used to limit the scope of the utility model.

[0005] In view of the above and / or problems existing in the use of the special filter for lubricating device grease purification, the present utility model is proposed.

[0006] Therefore, the purpose of the present utility model is to provide a special filter for lubricating device grease purification, which can completely clean impurities during replacement and cleaning, greatly improving the use reliability and service life of the lubricating device, and also improving the service life of the main equipment. In addition, the lubricating grease enters from the filter screen end, and the filter screen cleaning can completely avoid the possibility of impurities remaining in the pipeline. The cleaning is convenient, the processing difficulty is greatly reduced, the cost is reduced by about 50%, and the social and economic benefits are huge after popularization.

[0007] To solve the above technical problems, according to one aspect of the present utility model, the following technical solutions are provided:

[0008] A special filter for lubricating device grease purification, which includes:

[0009] A housing assembly, the housing assembly includes a filtering chamber and an oil inlet interface and an oil outlet interface respectively fixedly connected to both ends of the filtering chamber. A filtering bin is arranged inside the filtering chamber, and an installation groove communicating with the filtering bin is arranged on the side wall of the oil inlet interface;

[0010] A filtering component, the filtering component includes a filter element disposed inside a filtering chamber and a mounting plate disposed on the side wall of the filter element and mounted inside a mounting groove.

[0011] As a preferred solution of a special filter for lubricating device grease purification according to the present utility model, wherein a variable diameter channel is provided inside the filtering chamber, the variable diameter channel communicates with the filtering chamber, and a filter screen is provided at the oil inlet end of the filter element.

[0012] As a preferred solution of a special filter for lubricating device grease purification according to the present utility model, wherein an oil inlet sealing ring pressing on the surface of the mounting plate is provided inside the mounting groove.

[0013] As a preferred solution of a special filter for lubricating device grease purification according to the present utility model, wherein an external thread is provided on the outer wall of the oil inlet interface, an oil inlet connecting pipe is connected to the oil inlet end of the oil inlet interface, and an oil inlet nut that is screwed with the external thread of the oil inlet interface and presses the oil inlet sealing ring is provided on the outer wall of the oil inlet connecting pipe.

[0014] As a preferred solution of a special filter for lubricating device grease purification according to the present utility model, wherein an oil outlet channel is provided inside the oil outlet interface, and the inner diameter of the oil outlet channel is smaller than the inner diameter of the filtering chamber.

[0015] As a preferred solution of a special filter for lubricating device grease purification according to the present utility model, wherein a sealing groove is provided on the side wall of the oil outlet interface, the sealing groove communicates with the oil outlet channel, an oil outlet sealing ring is provided inside the sealing groove, an external thread is provided on the outer wall of the oil outlet interface, an oil outlet connecting pipe is provided at the outlet end of the oil outlet interface, and an oil outlet nut that is screwed with the external thread of the oil outlet interface and presses the oil outlet sealing ring is provided on the outer wall of the oil outlet connecting pipe.

[0016] Compared with the prior art, the beneficial effects of the present utility model are as follows: for this special filter for lubricating device grease purification, when the grease passes through the filtering component, the grease enters from the filter screen end, and all impurities are stored inside the filter screen and the filter element. When replacing and cleaning, the impurities can be completely cleaned, greatly improving the use reliability and service life of the lubricating device, and also improving the service life of the main equipment. In addition, when the grease enters from the filter screen end, the cleaning of the filter screen can completely avoid the possibility of impurities remaining in the pipeline. The cleaning is convenient, greatly reducing the processing difficulty, and the cost is reduced by about 50%. After popularization, the social and economic benefits are huge. Description of the Drawings

[0017] To more clearly illustrate the technical solutions of the embodiments of the present utility model, the following will describe the present utility model in detail in conjunction with the drawings and detailed embodiments. Obviously, the drawings in the following description are only some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings. Among them:

[0018] Figure 1 It is a schematic diagram of the overall structure of a special filter for lubricating device grease purification of the present utility model;

[0019] Figure 2 It is an exploded view of a special filter for lubricating device grease purification of the present utility model.

[0020] 100. Housing assembly; 110. Filter chamber; 111. Filter bin; 112. Reducing channel; 120. Inlet oil interface; 121. Installation groove; 122. Inlet oil sealing ring; 130. Outlet oil interface; 131. Outlet oil channel; 132. Sealing groove; 133. Outlet oil sealing ring; 200. Filter assembly; 210. Filter element;; 220. Installation plate; 300. Inlet oil connecting pipe; 301. Inlet oil nut; 310. Outlet oil connecting pipe; 311. Outlet oil nut. Detailed embodiments

[0021] To make the above objects, features and advantages of the present utility model more obvious and understandable, the following will describe the detailed embodiments of the present utility model in conjunction with the drawings.

[0022] Secondly, the present utility model will be described in detail in conjunction with the schematic diagrams. When detailing the embodiments of the present utility model, for the convenience of description, the cross-sectional views showing the device structure will not be enlarged locally in general proportion, and the schematic diagrams are only examples and should not limit the scope of protection of the present utility model here. In addition, the three-dimensional spatial dimensions of length, width and depth should be included in actual production.

[0023] To make the purpose, technical solutions and advantages of the present utility model clearer, the following will further describe the embodiments of the present utility model in detail in conjunction with the drawings.

[0024] The present utility model provides a special filter for lubricating device grease purification, which can completely clean impurities during replacement and cleaning, greatly improving the use reliability and service life of the lubricating device, and also improving the service life of the main equipment. In addition, the lubricating grease enters from the filter screen end, and the filter screen cleaning can completely avoid the possibility of impurities remaining in the pipeline. The cleaning is convenient, greatly reducing the processing difficulty, and the cost is reduced by about 50%. The social and economic benefits are huge after popularization.

[0025] Figure 1 - Figure 2Shown is a schematic structural diagram of an embodiment of a special filter for grease purification of a lubrication device of the present utility model. Please refer to Figure 1 - Figure 2 , a special filter for grease purification of a lubrication device in this embodiment, whose main body part includes a housing assembly 100 and a filter assembly 200.

[0026] The two ends of the housing assembly 100 are connected by standard welding. The oil inlet interface 120 and the oil outlet interface 130 are welded and fixed with standard threads, reducing the related costs of the accessories, and being able to ensure the use pressure. And this filter is convenient to install as a whole, and the later use and maintenance greatly reduce the processing difficulty, and the cost is reduced by about 50%. After promotion, the social and economic benefits are huge. Specifically, for the housing assembly 100, the housing assembly 100 includes a filter chamber 110, and an oil inlet interface 120 and an oil outlet interface 130 fixedly connected to both ends of the filter chamber 110 respectively. A filter bin 111 is arranged inside the filter chamber 110. An installation groove 121 communicating with the filter bin 111 is arranged on the side wall of the oil inlet interface 120. In this embodiment, a reduced-diameter channel 112 is arranged inside the filter chamber 110, and the reduced-diameter channel 112 communicates with the filter bin 111. An oil inlet sealing ring 122 pressing on the surface of the installation plate 220 is arranged inside the installation groove 121. The outer wall of the oil inlet interface 120 is provided with an external thread. The oil inlet end of the oil inlet interface 120 is communicated with an oil inlet connecting pipe 300. The outer wall of the oil inlet connecting pipe 300 is provided with an oil inlet nut 301 that is screwed tightly with the external thread of the oil inlet interface 120 and presses the oil inlet sealing ring 122 tightly. An oil outlet channel 131 is arranged inside the oil outlet interface 130. The inner diameter of the oil outlet channel 131 is smaller than the inner diameter of the filter bin 111. A sealing groove 132 communicating with the oil outlet channel 131 is arranged on the side wall of the oil outlet interface 130. An oil outlet sealing ring 133 is arranged inside the sealing groove 132. The outer wall of the oil outlet interface 130 is provided with an external thread. The outlet end of the oil outlet interface 130 is provided with an oil outlet connecting pipe 310. The outer wall of the oil outlet connecting pipe 310 is provided with an oil outlet nut 311 that is screwed tightly with the external thread of the oil outlet interface 130 and presses the oil outlet sealing ring 133 tightly;

[0027] When the filter assembly 200 passes the lubricating grease, the lubricating grease enters from the filter screen end, and all impurities are stored inside the filter screen and the filter element 210. When replacing and cleaning, the impurities can be completely cleaned, greatly improving the use reliability and service life of the lubrication device, and also improving the service life of the main equipment. In addition, when the lubricating grease enters from the filter screen end, the filter screen cleaning can completely avoid the possibility of impurities remaining in the pipeline, and the cleaning is convenient. Specifically, a filter screen is arranged at the oil inlet end of the filter element 210.

[0028] Combined with Figure 1 - Figure 2, A special filter for grease purification of a lubrication device in this embodiment is used as follows. When the grease passes through the filtering assembly 200, the grease enters from the end of the filter screen, and all impurities are stored inside the filter screen and the filter element 210. When replacing and cleaning, the impurities can be completely cleaned, greatly improving the reliability and service life of the lubrication device, and also improving the service life of the main equipment. In addition, when the grease enters from the end of the filter screen, the cleaning of the filter screen and filter element can completely avoid the possibility of impurities remaining in the pipeline, which is convenient for cleaning, greatly reducing the processing difficulty and reducing the cost by about 50%. After popularization, the social and economic benefits are huge.

[0029] Although the present invention has been described above with reference to the embodiments, various improvements can be made to it and its components can be replaced with equivalents without departing from the scope of the present invention. In particular, as long as there is no structural conflict, the various features in the embodiments disclosed in the present invention can be combined with each other in any way. The exhaustive description of these combinations is not given in this specification only for the sake of saving space and resources. Therefore, the present invention is not limited to the specific embodiments disclosed herein, but includes all technical solutions falling within the scope of the claims.

Claims

1. A special filter for lubricating device grease purification, characterized in that Comprising: A housing assembly (100), the housing assembly (100) includes a filtration chamber (110) and an oil inlet interface (120) and an oil outlet interface (130) fixedly connected to both ends of the filtration chamber (110) respectively. Inside the filtration chamber (110), there is a filtration bin (111), and an installation groove (121) communicating with the filtration bin (111) is provided on the side wall of the oil inlet interface (120); A filtration component (200), the filtration component (200) includes a filter element (210) disposed inside the filtration bin (111) and an installation plate (220) disposed on the side wall of the filter element (210) and installed inside the installation groove (121).

2. The special filter for lubricating device grease purification according to claim 1, characterized in that, A variable-diameter channel (112) is provided inside the filtration chamber (110), the variable-diameter channel (112) communicates with the filtration bin (111), and a filter screen is provided at the oil inlet end of the filter element (210).

3. The special filter for grease purification of the lubrication device according to claim 2, characterized in that, An oil inlet sealing ring (122) pressing on the surface of the installation plate (220) is provided inside the installation groove (121).

4. The special filter for grease purification of the lubrication device according to claim 3, characterized in that External threads are provided on the outer wall of the oil inlet interface (120), an oil inlet connecting pipe (300) is connected to the oil inlet end of the oil inlet interface (120), and an oil inlet nut (301) that is screwed tightly with the external threads of the oil inlet interface (120) and presses the oil inlet sealing ring (122) tightly is provided on the outer wall of the oil inlet connecting pipe (300).

5. The special filter for lubricating device grease purification according to claim 4, characterized in that, An oil outlet channel (131) is provided inside the oil outlet interface (130), and the inner diameter of the oil outlet channel (131) is smaller than the inner diameter of the filtration bin (111).

6. The special filter for lubricating device grease purification according to claim 5, characterized in that, A sealing groove (132) is provided on the side wall of the oil outlet interface (130), the sealing groove (132) communicates with the oil outlet channel (131), an oil outlet sealing ring (133) is provided inside the sealing groove (132), external threads are provided on the outer wall of the oil outlet interface (130), an oil outlet connecting pipe (310) is provided at the outlet end of the oil outlet interface (130), and an oil outlet nut (311) that is screwed tightly with the external threads of the oil outlet interface (130) and presses the oil outlet sealing ring (133) tightly is provided on the outer wall of the oil outlet connecting pipe (310).

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