CN219251919U

CN219251919U - Anti-drop's canister for diesel engine

Info

Publication number: CN219251919U
Application number: CN202320782673.1U
Authority: CN
Inventors: 徐建华; 李海峰
Original assignee: Wuxi Jingsheng Precision Parts Co ltd
Current assignee: Wuxi Jingsheng Precision Parts Co ltd
Priority date: 2023-04-11
Filing date: 2023-04-11
Publication date: 2023-06-27
Anticipated expiration: 2033-04-11

Abstract

The utility model provides an anti-drop filter tank for a diesel engine, which comprises: the device comprises a mounting seat, a top cover and a filter cartridge shell, wherein the top cover is mounted on the mounting seat, an external thread cylinder is fixed at the top of the filter cartridge shell, the external thread cylinder and the top cover are screwed together through threads, a plurality of positioning holes are formed in the bottom surface of the top cover, a guide groove is formed in one side of each positioning hole, a locking assembly is sleeved on the surface of the top cover, and part of the locking assembly extends into the positioning holes; according to the utility model, by arranging the locking assembly, the effect of double locking connection is realized, the problem that the filter cartridge shell and the top cover are loosened or even separated due to long-time shaking in the use process of the diesel engine is solved, and the phenomena of air leakage and oil leakage are avoided.

Description

Anti-drop's canister for diesel engine

Technical Field

The utility model relates to the technical field of diesel engines, in particular to an anti-falling filter tank for a diesel engine.

Background

The existing filter tank structure is quite common, as shown in fig. 1, referring to fig. 1, a semi-automatic cleaning filter with a patent number 202120602600.0 is particularly characterized in that the filter comprises a base 2, two filter cylinders 5, a switching valve, a post-filtering oil outlet, a drain outlet and a pre-filtering oil inlet which are arranged side by side are arranged on the base, a filter element 4 is arranged in a single filter cylinder, a drain valve 1 is arranged at the drain outlet, a bleeder screw 6 is arranged on the filter cylinder 5, an operating handle 3 is arranged on the switching valve, the filter cylinder 5 and the base 2 are in the same connection relationship with the common connection relationship in the prior art, and screw threads are used for locking, so that the filter cylinder 5 and the base 2 are convenient to disassemble and overhaul, but when the filter cylinder 5 and the base 2 are used on a diesel engine which is frequently subjected to shaking, the shaking possibly causes the loosening between the filter cylinder 5 and the base 2 to generate a gas leakage phenomenon, and even the filter cylinder 5 is separated from the base 2.

Therefore, there is a need to develop a drop-proof canister for a diesel engine.

Disclosure of Invention

The present utility model provides an anti-drop canister for a diesel engine to solve the above-described problems.

In order to achieve the above object, an embodiment of the present utility model provides an anti-drop canister for a diesel engine, including: the novel filter cartridge comprises a mounting seat, a top cover and a filter cartridge shell, wherein the top cover is arranged on the mounting seat, an external thread cylinder is fixed at the top of the filter cartridge shell, the external thread cylinder and the top cover are screwed together through threads, a plurality of positioning holes are formed in the bottom surface of the top cover, guide grooves are formed in one side of each positioning hole, a locking assembly is sleeved on the surface of the top cover, and parts of the locking assembly extend into the positioning holes.

Further, the guide groove is formed in the side wall of the top cover, and the width of the top end of the guide groove is larger than that of the bottom end of the guide groove.

Further, a plurality of locking holes are formed in the top of the filter cartridge shell, and the locking holes correspond to the positioning holes one by one.

Further, the locking assembly comprises a positioning ring, and the positioning ring is sleeved on the surface of the top cover.

Further, a plurality of guide blocks are arranged on the inner wall of the positioning ring, the guide blocks correspond to the guide grooves one by one, and the guide blocks are made of elastic materials.

Further, a positioning short column is installed on one side of the guide block, and the positioning short column is arranged in the positioning hole.

Further, elastic rings are fixed at two ends of the inner wall of the positioning ring, and when the guide block moves to the lowest surface of the guide groove, one elastic ring is abutted against the outer wall of the top cover, and the other elastic ring is abutted against the outer wall of the filter cartridge shell.

Further, a sealing cavity is formed between the two elastic rings and the inner wall of the positioning ring.

Further, an elastic pad is sleeved on the surface of the external thread cylinder, and a round hole corresponding to the positioning hole is formed in the elastic pad.

Compared with the prior art, the embodiment of the utility model has the following beneficial effects:

by arranging the clamping lock assembly, the problem that the filter cartridge shell and the top cover are loosened or even separated due to long-time shaking in the use process of the diesel engine is solved, and the phenomena of air leakage and oil leakage are avoided;

by arranging the elastic pad and the round holes, the elastic pad cannot deviate or even dislocate, so that the sealing stability is effectively improved;

through setting up elastic ring and seal chamber, realize the effect of the sealed top cap of positioning ring and cartridge housing concatenation gap, effectively improve the effect that prevents to leak air and oil leak, the oil strain stability of reinforcing filter tank in the use.

Drawings

The utility model will be further described with reference to the drawings and examples.

FIG. 1 is a schematic view of a prior art filter;

FIG. 2 is a perspective view of a preferred embodiment of an anti-sloughing canister for a diesel engine according to the present utility model;

FIG. 3 is an exploded view of a preferred embodiment of an anti-sloughing canister for a diesel engine according to the present utility model;

FIG. 4 is a perspective view of a preferred embodiment of the mount and cap of the present utility model;

FIG. 5 is a perspective view of a preferred embodiment of the latch assembly of the present utility model.

100 parts of a mounting seat; 200. a top cover; 201. a guide groove; 202. positioning holes; 300. a cartridge housing; 301. an external thread cylinder; 302. a capture hole; 400. a latch assembly; 401. a positioning ring; 402. a guide block; 403. positioning the short column; 404. an elastic ring; 405. sealing the cavity; 500. an elastic pad; 501. and a round hole.

Detailed Description

The utility model will now be described in further detail with reference to the accompanying drawings. The drawings are simplified schematic representations which merely illustrate the basic structure of the utility model and therefore show only the structures which are relevant to the utility model.

Referring to fig. 2 to 3, fig. 2 is a perspective view showing a preferred embodiment of an anti-drop canister for a diesel engine according to the present utility model; fig. 3 is an exploded view of a preferred embodiment of an anti-drop canister for a diesel engine according to the present utility model. As shown in fig. 2 to 3, the present utility model provides an anti-drop canister for a diesel engine, comprising: the mounting seat 100, the top cover 200 and the filter cartridge housing 300 are used for being directly connected with a diesel engine, when the filter tank in the embodiment needs to be cleaned in a normal use state, the mounting seat 100 and the filter cartridge housing 300 only need to be separated, the mounting seat 100 and the diesel engine do not need to be separated, the top cover 200 is mounted on the mounting seat 100, a sealing cavity is formed in the top cover 200 and the filter cartridge housing 300 and is used for pre-treating oil entering the diesel engine, the specific structure of the top cover 200 is specifically described below, a plurality of positioning holes 202 are formed in the bottom surface of the top cover 200, a guide groove 201 is formed in one side of each positioning hole 202, the depth of each positioning hole 202 is larger than the length of the guide groove 201, that is, the guide groove 201 does not penetrate the bottom surface of the top cover 200, meanwhile, the width of the top end of the guide groove 201 is larger than the bottom end of the guide groove 201, the top surface of the guide groove 201 is consistent with the width of the guide block 402, the guide block 402 made of elastic material can be gradually extruded in the moving process from top to bottom, and the top cover 201 cannot be opened on the side wall of the guide groove 201 when no external force acts.

With continued reference to FIG. 3 in conjunction with FIG. 5, FIG. 5 is a perspective view of a preferred embodiment of the latch assembly of the present utility model. As shown in fig. 3 and 5, in order to solve the problem that the diesel engine shake causes the separation of the top cover 200 and the cartridge housing 300, the surface of the top cover 200 is sleeved with the latch assembly 400, the latch assembly 400 can move up and down along the guide groove 201, when the top cover 200 and the cartridge housing 300 are in the screwing state, the latch assembly 400 can wrap the gap position where the two are connected, and simultaneously, the downward movement of the latch assembly 400 can be inserted into the top of the cartridge housing 300, so that when the top cover 200 and the cartridge housing 300 need to be separated, not only the force of left and right rotation, but also the force of upward pulling out are needed, and the part of the latch assembly 400 extends into the positioning hole 202. The following describes the structure of the latch assembly 400 in detail, the latch assembly 400 includes a positioning ring 401, the positioning ring 401 is sleeved on the surface of the top cover 200, and the positioning ring 401 can slide up and down and is sleeved on the surface of the top cover 200. The inner wall of the positioning ring 401 is provided with a plurality of guide blocks 402, one side of each guide block 402 is provided with a positioning short column 403, each guide block 402 corresponds to one guide groove 201, each guide block 402 is made of elastic materials, each positioning short column 403 is arranged in each positioning hole 202, in an initial state, the top surface of each guide block 402 is abutted against the top surface of each guide groove 201, the bottom surface of each positioning short column 401 is flush with the bottom surface of the top cover 200, the bottom surface of each positioning short column 403 is flush with the bottom surface of each positioning ring 401, along with the downward movement of each guide block 402 along each guide groove 201, two sides of each guide block 402 are extruded, each positioning short column 403 can extend into each locking hole 302, and meanwhile, the positioning ring 401 is wrapped in a gap formed by splicing the top cover 200 and the filter cartridge shell 300.

With continued reference to fig. 3 in combination with fig. 4 and 5, fig. 4 is a perspective view of a preferred embodiment of the mounting base and top cover of the present utility model. As shown in fig. 3 to 5, an external threaded cylinder 301 is fixed at the top of the cartridge casing 300, the external threaded cylinder 301 and the top cover 200 are screwed together by threads, a plurality of locking holes 302 are formed at the top of the cartridge casing 300, the locking holes 302 correspond to the positioning holes 202 one by one, when the cartridge casing 300 is screwed together by the external threaded cylinder 301 and the top cover 200, after the positioning ring 401 is pushed downwards, the locking holes 302 are used for inserting the positioning short posts 403, so that the effect of double locking connection is realized, the problem that the cartridge casing 300 and the top cover 200 are loose or even separated due to long-time shaking in the use process of the diesel engine is solved, and then the phenomena of air leakage and oil leakage are avoided.

Please continue to refer to fig. 3 in conjunction with fig. 4 and 5. As shown in fig. 3 to 5, in order to further enhance the sealing effect between the cartridge housing 300 and the top cover 200, an elastic pad 500 is sleeved on the surface of the external threaded cylinder 301, a round hole 501 corresponding to the positioning hole 202 is formed in the elastic pad 500, before the positioning stub 403 extends into the locking hole 302, the elastic pad 403 needs to pass through the round hole 501 first, compared with the manner of directly placing a rubber pad in the prior art to achieve the sealing effect, the elastic pad 500 cannot deviate or even dislocate under the cooperation of the round hole 501 and the positioning stub 403, the sealing stability is effectively improved, and in order to further achieve the sealing protection effect, elastic rings 404 are fixed at both ends of the inner wall of the positioning ring 401, and the elastic rings 404 in an initial state are propped against the outer wall of the top cover 200. A sealing cavity 405 is formed between the two elastic rings 404 and the inner wall of the positioning ring 401, and when the guide block 402 moves to the lowest surface of the guide groove 201, one elastic ring 404 abuts against the outer wall of the top cover 200, and the other elastic ring 404 abuts against the outer wall of the cartridge housing 300.

The specific working flow of the utility model is as follows: in the initial state, the top surface of the guide block 402 and the top surface of the guide groove 201 are propped against each other, at this time, the cartridge housing 300 is screwed together with the top cover 200 through the external thread cylinder 301, and then the positioning ring 401 is pushed downwards, at this time, the guide block 402 moves downwards along the guide groove 201, both sides of the guide block 402 are extruded until the bottom surface of the guide block 402 and the bottom surface of the guide groove 201 are propped against each other, the positioning stud 403 also passes through the round hole 501 and stretches into the locking hole 302, meanwhile, the sealing cavity 405 is wrapped in a gap formed by splicing the top cover 200 and the cartridge housing 300, one elastic ring 404 is propped against the outer wall of the top cover 200, and the other elastic ring 404 is propped against the outer wall of the cartridge housing 300, namely, the assembly of the top cover 200 and the cartridge housing 300 in the filter tank in the embodiment is completed.

In summary, the beneficial effects of the utility model are as follows: through setting up kayser subassembly 400, let the effect that realizes dual locking and connect, the filter cartridge shell 300 that has solved the long-time shake in the diesel engine use and the problem of the not hard up even separation of top cap 200 that causes, and then avoid appearing leaking gas and oil leak phenomenon, through setting up elastic pad 500 and round hole 501, the sealed stability of effectual improvement, through setting up elastic ring 404 and sealed chamber 405, realize the effect that the sealed top cap 200 of positioning ring 401 and filter cartridge shell 300 splice gap, effectively improve the effect that prevents leaking gas and oil leak, the oil filtration stability in the reinforcing filter canister use.

With the above-described preferred embodiments according to the present utility model as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present utility model. The technical scope of the present utility model is not limited to the description, but must be determined according to the scope of claims.

Claims

1. An anti-drop canister for a diesel engine, comprising: mount pad (100), top cap (200) and cartridge casing (300), top cap (200) are installed on mount pad (100), the top of cartridge casing (300) is fixed with external screw thread section of thick bamboo (301), external screw thread section of thick bamboo (301) with top cap (200) are through the screw thread spin, a plurality of locating holes (202) have been seted up to the bottom surface of top cap (200), every guiding gutter (201) have all been seted up to one side of locating hole (202), the surface cover of top cap (200) is equipped with kayser subassembly (400), the part of kayser subassembly (400) stretches into in locating hole (202).

2. A diesel engine anti-disengaging canister as defined in claim 1, wherein: the guide groove (201) is formed in the side wall of the top cover (200), and the width of the top end of the guide groove (201) is larger than that of the bottom end of the guide groove (201).

3. A diesel engine anti-disengaging canister as defined in claim 2, wherein: a plurality of locking holes (302) are formed in the top of the filter cartridge shell (300), and the locking holes (302) and the positioning holes (202) are in one-to-one correspondence.

4. A diesel engine anti-disengaging canister as defined in claim 3, wherein: the locking assembly (400) comprises a positioning ring (401), and the positioning ring (401) is sleeved on the surface of the top cover (200).

5. An anti-disengaging canister for a diesel engine as defined in claim 4, wherein: the inner wall of the positioning ring (401) is provided with a plurality of guide blocks (402), the guide blocks (402) are in one-to-one correspondence with the guide grooves (201), and the guide blocks (402) are made of elastic materials.

6. An anti-disengaging canister for a diesel engine as defined in claim 5, wherein: a positioning short column (403) is arranged on one side of the guide block (402), and the positioning short column (403) is arranged in the positioning hole (202).

7. The anti-drop canister for a diesel engine as defined in claim 6, wherein: elastic rings (404) are fixed at two ends of the inner wall of the positioning ring (401), and when the guide block (402) moves to the lowest surface of the guide groove (201), one elastic ring (404) is abutted against the outer wall of the top cover (200), and the other elastic ring (404) is abutted against the outer wall of the filter cartridge shell (300).

8. The anti-drop canister for a diesel engine as defined in claim 7, wherein: a sealing cavity (405) is formed between the two elastic rings (404) and the inner wall of the positioning ring (401).

9. The anti-drop canister for a diesel engine as defined in claim 8, wherein: an elastic pad (500) is sleeved on the surface of the external thread cylinder (301), and a round hole (501) corresponding to the positioning hole (202) is formed in the elastic pad (500).