CN213016607U

CN213016607U - Novel diesel filter

Info

Publication number: CN213016607U
Application number: CN202021675681.9U
Authority: CN
Inventors: 陈火星
Original assignee: Manhu Haoye Cleaner Fujian Co ltd
Current assignee: Manhu Haoye Cleaner Fujian Co ltd
Priority date: 2020-08-12
Filing date: 2020-08-12
Publication date: 2021-04-20
Anticipated expiration: 2030-08-12

Abstract

The utility model relates to a filter core field of making provides a novel diesel filter, including casing, filter element group spare, elastic sealing circle and insulation cover, the lower end cover of filter element group spare outwards extends and is equipped with the external screw thread post, the bottom is equipped with the external diameter that extends fixed column and fixed column to the casing in towards the one side of filter element group spare and is less than casing bottom opening internal diameter, elastic sealing circle cover is located on the outer circumference of fixed column of bottom, the fixed column of bottom is worn to establish to the casing in with the casing in the filter element group spare end cover external screw thread post threaded connection, external diameter and casing bottom opening internal diameter looks adaptation behind the elastic sealing circle are established to the fixed column cover of bottom, the insulation cover is aluminium foil rock wool insulation cover, the insulation cover is dismantled and assembled to overlap and is located. The utility model provides a filter element group spare and the casing bottom of current filter be connected and rock the problem that causes the unstable structure to influence filter life when using.

Description

Novel diesel filter

Technical Field

The utility model relates to a technical field is made to the filter core, in particular to novel diesel filter.

Background

The filter generally includes casing and filter element group spare, and the casing is provided with upper end cover and bottom, and the filter element group spare is installed in the casing, and the filter element group spare is including going out liquid end cover, lower extreme and one end and connecting the filter element that goes out the liquid end cover other end and connect the lower extreme, and wherein the filter element group spare is installed and is set up a screw thread seat that passes the casing bottom and threaded connection between the screw thread seat of lower extreme and the casing bottom of filter element group spare in the casing outwards. But the filter is because the vibrations that the car walking produced cause the screw thread seat of lower extreme cover and the screw thread on the screw thread seat of friction meeting wearing and tearing screw thread seat between the casing when using, and then it has the gap to make to be connected between the screw thread seat of filter element group spare lower extreme cover and the casing bottom, the installation location between long back filter element group spare of screw thread seat wearing and tearing time and the casing is unstable, cause the filter element group spare to rock in the casing and influence the life of filter when the filter element uses seriously direct destruction filter, simultaneously diesel filter's work efficiency easily receives external temperature influence, when the temperature is crossed lowly, the filter element in the filter can be frozen stiff, lead to filtration efficiency low, the filter can direct damage when serious, lead to the car not to possess diesel oil filterable performance, influence the life of car.

SUMMERY OF THE UTILITY MODEL

Therefore, to foretell problem, the utility model provides a simple structure is reasonable, prevent frostbite effectual, can effectively realize the firm erection joint of protection filter element group spare and casing, increase of service life's novel diesel filter.

In order to solve the technical problem, the utility model discloses take following scheme: a novel diesel filter comprises a shell and a filter element assembly, wherein the shell is provided with an upper end cover and a bottom cover, the filter element assembly is arranged in the shell, the filter element assembly comprises a liquid outlet end cover, a lower end cover and a filter element, one end of the filter element assembly is connected with the liquid outlet end cover, the other end of the filter element assembly is connected with the lower end cover, the filter element assembly further comprises an elastic sealing ring and a heat insulation sleeve, the lower end cover of the filter element assembly extends outwards to form an external threaded column, one surface of the bottom cover, facing the filter element assembly, is provided with a fixed column extending inwards the shell, the outer diameter of the fixed column is smaller than the inner diameter of an opening at the bottom of the shell, the center of the free end of the fixed column on the bottom cover is provided with an internal threaded hole matched with the external threaded column of the lower end cover of the filter element assembly, the elastic sealing, the heat preservation cover is aluminium foil rock wool heat preservation cover, the heat preservation cover is dismantled and assembled to be located on the casing outer wall.

The improved structure is characterized in that the heat insulation sleeve is formed by buckling two semi-cylindrical models, and a hollow cavity for accommodating the side wall of the shell is formed inside the heat insulation sleeve.

In a further improvement, the upper end cover of the shell is integrally a PU (polyurethane) adhesive end cover.

In a further improvement, the liquid outlet end cover of the filter element component is a PU glue liquid outlet end cover.

In a further improvement, a first sealing gasket is arranged between the free end of the fixing column of the bottom cover and the external thread column of the filter element assembly.

In a further improvement, a second sealing gasket is arranged between the side, provided with the fixing column, of the bottom cover and the shell.

By adopting the technical scheme, the beneficial effects of the utility model are that: the aluminum foil rock wool heat preservation sleeve made of the aluminum foil rock wool heat preservation plate is detachably sleeved on the outer side wall of the shell, so that the filter has a heat preservation effect to prevent the diesel filter from being frozen down in cold weather, the economic cost is saved, meanwhile, the heat preservation effect of the filter is effectively guaranteed through the detachable replacement of the heat preservation sleeve, the service life of an automobile is guaranteed, a section of fixed column which extends into the shell and is matched with the filter element assembly is arranged on the bottom cover of the shell, an elastic sealing ring is sleeved on the fixed column to enable the flexible friction between the fixed column and the opening at the bottom of the shell to avoid the friction between an external thread column of the traditional filter element assembly and the caliber of the opening at the bottom of the shell, the abrasion of a thread seat is effectively avoided, meanwhile, the filter element assembly and the bottom cover are fixed and stable, the structure is simple and reasonable, the stable installation and connection, the upper end cover of casing wholly adopts PU to glue the end cover promptly and changes the upper end cover roast connect in the casing strengthen the firm of integral connection, with current iron upper end cover than combine firmly can not warp, set up first sealed pad and set up the sealed pad of second between bottom and casing bottom surface between the fixed column of bottom and the external screw thread post of filter element group spare simultaneously and further strengthened holistic leakproofness, can extensively popularize and apply.

Drawings

FIG. 1 is a schematic cross-sectional structural view of an embodiment of the present invention;

fig. 2 is an enlarged schematic view of a portion a of fig. 1.

Detailed Description

The present invention will now be further described with reference to the accompanying drawings and detailed description.

Referring to fig. 1 and 2, a preferred novel diesel filter of the present invention comprises a housing 1, a filter element assembly 2, an elastic sealing ring 3 and a heat insulation jacket 6, wherein the housing 1 is provided with an upper end cover 11 and a bottom cover 12, the upper end cover 11 of the housing 1 is integrally a PU glue end cover, the filter element assembly 2 is installed in the housing 1, the filter element assembly 2 comprises a liquid outlet end cover 21, a lower end cover 22 and a filter element 23, one end of the filter element assembly 2 is connected with the liquid outlet end cover 21, the other end of the filter element assembly is connected with the lower end cover 22, the liquid outlet end cover 21 of the filter element assembly 2 is a PU glue liquid outlet end cover, the lower end cover 22 of the filter element assembly 2 extends outwards to form an external threaded post 221, the bottom cover 12 is provided with a fixing post 121 extending inwards the housing 1 and the external diameter of the fixing post 121 is smaller than the bottom opening internal diameter of the housing 1, the center, the elastic sealing ring 3 is sleeved on the outer circumference of the fixing column 121 of the bottom cover 12, the fixing column 121 of the bottom cover 12 is arranged in the casing 1 in a penetrating manner and is in threaded connection with the external thread column 221 of the lower end cover 22 of the filter element assembly 2 in the casing 1, the outer diameter of the fixing column 121 of the bottom cover 12 after being sleeved with the elastic sealing ring 3 is matched with the inner diameter of the opening at the bottom of the casing 1, a first sealing gasket 4 is further arranged between the free end of the fixing column 121 of the bottom cover 12 and the external thread column 221 of the filter element assembly 2, a second sealing gasket 5 is further arranged between the side of the bottom cover 12, where the fixing column 121 is arranged, and the casing 1, the heat-insulating sleeve 6 is an aluminum foil rock wool heat-insulating sleeve made of an aluminum foil rock wool heat-insulating plate, the heat-insulating sleeve 6 is formed by buckling two.

The utility model discloses well insulation cover still can set up cladding casing bottom and set aside the bottom ring of bottom position window in the lower part, and two semi-cylinder locks of insulation cover are connected both sides wherein articulated on one side simultaneously, and the another side sets up buckle and draw-in groove cooperation joint respectively and connects, makes things convenient for insulation cover suit to overlap and locates on the outer wall of casing, and the insulation cover can also be other molding combination constitution hold the appearance chamber structure of cladding casing outer wall.

The utility model discloses a detachably cover establish aluminium foil rock wool insulation cover that aluminium foil rock wool heated board made on the casing lateral wall, make the filter have the heat retaining effect and prevent that diesel oil filter from being frozen out under cold weather, save economic cost, simultaneously the heat retaining cover dismantled and assembled change has effectively ensured the heat retaining effect of filter, the life of car is ensured, set up a section of fixed column that extends to in the casing and filter element group spare looks adaptation on the casing bottom cover, and cup joint elastic sealing ring on the fixed column and make the flexible friction between fixed column and the casing bottom opening avoid the friction between the external screw thread post of traditional filter element group spare and the opening bore of casing bottom, effectively avoid the wearing and tearing of screw thread seat, simultaneously filter element group spare and bottom fixed firm, simple structure is reasonable, can effectively realize the firm erection joint of protection filter element group spare and casing, increase of service life, through further setting, the upper end cover of casing wholly adopts PU to glue the end cover promptly and changes the upper end cover roast connect in the casing strengthen the firm of integral connection, with current iron upper end cover than combine firmly can not warp, set up first sealed pad and set up the sealed pad of second between bottom and casing bottom surface between the fixed column of bottom and the external screw thread post of filter element group spare simultaneously and further strengthened holistic leakproofness, can extensively popularize and apply.

While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. The utility model provides a novel diesel filter, includes casing and filter element group spare, and the casing is provided with upper end cover and bottom, and filter element group spare is installed in the casing, and filter element group spare is including going out liquid end cover, lower extreme cover and one end and connecting the filter core that goes out the liquid end cover other end and connect the lower extreme cover, its characterized in that: still include elastic sealing circle and insulation cover, the lower extreme lid of filter element group spare outwards extends and is equipped with the external screw thread post, the one side of bottom towards filter element group spare is equipped with the external diameter that extends the fixed column and fixed column in the casing and is less than casing bottom opening internal diameter, the internal thread hole with the external screw thread post looks adaptation of filter element group spare lower extreme lid is seted up at fixed column free end center on the bottom, the elastic sealing circle cover is located on the outer circumference of fixed column of bottom, the fixed column of bottom is worn to establish to the casing in with the filter element group spare lower extreme lid external screw thread post threaded connection in the casing, external diameter and casing bottom opening internal diameter looks adaptation behind the elastic sealing circle are established to the fixed column cover of bottom, the insulation cover is aluminium foil rock wool insulation cover, the insulation cover.

2. The new diesel filter of claim 1 wherein: the insulation cover is formed by buckling two semi-cylinder models and the inner part of the insulation cover forms a hollow cavity for accommodating the side wall of the shell.

3. The new diesel filter of claim 1 wherein: the upper end cover of the shell is integrally a PU (polyurethane) adhesive end cover.

4. The new diesel filter of claim 1 wherein: and the liquid outlet end cover of the filter element assembly is a PU glue liquid outlet end cover.

5. The new diesel filter of claim 1 wherein: and a first sealing gasket is also arranged between the free end of the fixing column of the bottom cover and the external thread column of the filter element assembly.

6. The new diesel filter of claim 1 wherein: and a second sealing gasket is arranged between one side of the bottom cover provided with the fixing column and the shell.