CN214344908U

CN214344908U - Sealing structure suitable for filter

Info

Publication number: CN214344908U
Application number: CN202120182282.7U
Authority: CN
Inventors: 韩超英; 张兴喜; 司鹏彬; 吴福合; 张俊周; 王永红; 李晓聪
Original assignee: Kaifeng Wujing Industrial Co ltd
Current assignee: Kaifeng Wujing Industrial Co ltd
Priority date: 2021-01-22
Filing date: 2021-01-22
Publication date: 2021-10-08
Anticipated expiration: 2031-01-22

Abstract

The utility model discloses a sealing structure suitable for a filter, which comprises an outer filtering barrel, a first supporting ring plate and an inner filtering barrel, wherein the first supporting ring plate is arranged in the outer filtering barrel; a second sealing ring is arranged on the first supporting ring plate; a third supporting ring plate is arranged at the top of the filtering outer barrel, an annular boss is arranged on the third supporting ring plate, and a first sealing ring is arranged on the annular boss; the filtering barrel cover is arranged on the filtering outer barrel and comprises a circular cover body, a first sealing boss and a second sealing boss, wherein the first sealing boss and the second sealing boss are arranged on the bottom surface of the circular cover body; the first sealing boss is tightly pressed on the first sealing ring and the annular boss; the sealing boss II is tightly pressed on the upper edge of the filtering inner cylinder; a plurality of quick-connecting lock catches are arranged on the circumference of the outer wall of the filtering outer barrel at intervals, the filtering barrel cover is provided with lock hooks, and the quick-connecting lock catches can be correspondingly buckled on the lock hooks. The utility model relates to a rationally novel, filter the bung and have good sealing performance with filtering outer bucket, filter outer bucket and filter the bung and adopt the mode of connecing soon to be connected, can convenient high-efficient clear up filtering the inner tube.

Description

Sealing structure suitable for filter

Technical Field

The utility model relates to a filter equipment technical field, concretely relates to seal structure suitable for filter.

Background

The existing filter is a common filtering device in the fields of chemical industry and the like, and is widely used in a system branch through which hydraulic oil as fluid flows, for example, in hydraulic equipment; such as the filtration purification separation of solid particles in a liquid medium in a curing agent production system.

Existing filters typically include a filter housing and a filter element disposed within the filter, which requires periodic cleaning or replacement of the filter element because the filter element is required to perform the contaminant separation function of the filter media. The filtering barrel body and the filtering barrel cover of the existing filter adopt a flange connection mode, and the filter of the mode is very inconvenient to replace the filter element; in addition, the method is easy to cause environmental protection problems such as leakage, leakage and the like at the connecting position of the method, thereby influencing the continuous production process of enterprises and being not beneficial to the high-efficiency production of the enterprises.

It is therefore desirable to provide a seal arrangement for a filter which overcomes the above problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problem, the embodiment of the utility model provides a seal structure suitable for filter, the utility model discloses an aim at realizes through following technical scheme:

a sealing structure suitable for a filter comprises the filter, wherein the filter comprises a filtering outer barrel, a first supporting ring plate arranged on the inner circumference of the filtering outer barrel, and a filtering inner barrel supported on the first supporting ring plate; a second sealing ring is arranged between the filtering inner cylinder and the first supporting ring plate;

a third supporting ring plate is arranged at the outer edge of the top of the filtering outer barrel, an annular boss is arranged on the upper inner circumference of the third supporting ring plate, and a first sealing ring is arranged on the outer circumference of the annular boss on the third supporting ring plate;

the filtering barrel cover is arranged on the filtering outer barrel and comprises a circular cover body, a first sealing boss arranged on the bottom surface of the circular cover body and a second sealing boss arranged on the bottom surface of the first sealing boss; the outer edge of the first sealing boss forms a first step on the circular cover body, and the first step is tightly pressed on the first sealing ring and the annular boss; a second step is formed on the outer edge of the second sealing boss and the first sealing boss, and the second step is tightly pressed on the upper edge of the filtering inner cylinder;

a plurality of quick-connecting lock catches are arranged on the circumference of the outer wall of the filtering outer barrel along three lower edges of the supporting ring plate at intervals, lock hooks are correspondingly arranged on the annular cover body of the filtering barrel cover and correspond to the quick-connecting lock catches, and the quick-connecting lock catches can be correspondingly buckled on the lock hooks.

Furthermore, the filter inner cylinder comprises a second support ring plate which is arranged corresponding to the first support ring plate, and the outer diameter of the second support ring plate is larger than the inner diameter of the first support ring plate; a filter screen cylinder is arranged below the supporting ring plate II, and a filter cavity is formed between the filter inner cylinder and the filter outer cylinder.

Further, a liquid discharge pipe is arranged at the bottom of the filtering outer barrel and communicated with the filtering cavity; the outer bucket one side of filtering is provided with the feed liquor pipe, feed liquor intraductal stretches into to filter the inner tube lateral wall, it is corresponding separable fixed end cap that is provided with the feed liquor pipe to filter the inner tube lateral wall.

Further, the latch hook includes the supporting seat with filter bung fixed connection, be provided with L type couple on the supporting seat.

Furthermore, the quick-connection lock catch comprises two lock catch supports arranged on the opposite side fixedly connected with the filtering outer barrel, and the lock catch supports are hinged with one end of the hinged connecting rod through a connecting pivot; the middle part of the hinged connecting rod is rotationally connected with the U-shaped rotating part; the opening of the U-shaped rotating part is rotationally connected with the hinged connecting rod through a connecting pivot; a handle is arranged at the free end of the hinged connecting rod;

the U-shaped rotating piece is provided with a supporting connecting rod at the top end in a rotating mode, and the free end of the supporting connecting rod is connected with a waist-shaped buckle nose.

Furthermore, sliding grooves are correspondingly arranged on two side wall plates of the U-shaped rotating part, and supporting elastic pieces are arranged in the sliding grooves in a sliding manner; one end of the supporting connecting rod penetrates through the U-shaped rotating piece groove bottom plate to be connected with the supporting elastic sheet, and the supporting connecting rod is sleeved with a supporting spring which is arranged between the supporting elastic sheet and the U-shaped rotating piece groove bottom plate in a pressing mode.

Compared with the prior art the embodiment of the utility model provides an at least include following beneficial effect:

1. the utility model has reasonable and novel design, and the filtering barrel cover and the filtering outer barrel form good sealing, thereby ensuring the sealing performance of the filter, preventing the leakage of the filtering medium and improving the environmental protection performance; the filter can efficiently realize the purification and filtration of the filter medium through the filter inner cylinder arranged in the filter outer barrel; the filtering outer barrel is connected with the filtering barrel cover in a quick connection mode, so that the filtering inner barrel can be cleaned conveniently and efficiently, and the filtering efficiency of a filtering medium is ensured;

2. the support connecting rod of the waist-shaped buckle nose of the utility model is fixedly connected with the support elastic sheet on the U-shaped rotating piece through the support spring and the sliding connection, when the quick-connecting buckle is in an open state, the support spring is in a relatively extended state, and the support elastic sheet is at the bottom of the chute; when the quick-connection lock catch is in a buckling state, the support connecting rod pulls the support elastic sheet to move upwards to compress the support spring, the support spring is in a relative compression state, and the quick-connection lock catch can keep the filtering outer barrel and the filtering barrel cover in an elastic connection state, so that the sealing performance of the filter is prevented from being influenced by the damage of the quick-connection device due to vibration in the operation process of the equipment.

Drawings

FIG. 1 is a schematic perspective view of a filter according to an embodiment of the present invention;

FIG. 2 is an enlarged schematic view of the upper structure of the filter according to the embodiment of the present invention;

FIG. 3 is a schematic cross-sectional view of the internal structure of a filter according to an embodiment of the present invention;

fig. 4 is a schematic view of a quick-connect buckle structure according to an embodiment of the present invention;

fig. 5 is a schematic structural view of a filter inner barrel according to an embodiment of the present invention.

In the figure:

100. a filter; 1. a filtration outer drum; 2. a liquid discharge pipe; 3. a liquid inlet pipe; 4. a filtering barrel cover; 401. sealing the boss I; 402. a second sealing boss; 5. a latch hook; 501. a supporting seat; 502. an L-shaped hook; 6. quickly connecting a lock catch; 601. a locking support; 602. a connecting pivot; 603. a hinged connecting rod; 604. a handle; 605. a chute; 606. a rotating member; 607. a waist-shaped button nose; 608. a support link; 609. a support spring; 610. supporting the elastic sheet; 8. a first support ring plate; 9. an inner filtering cylinder; 901. a second support ring plate; 902. a filter screen cylinder; 10. a third support ring plate; 11. a first sealing ring; 12. an annular boss; 13. fixing the plug; 14. and a second sealing ring.

Detailed Description

Preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood by those skilled in the art that these embodiments are only for explaining the technical principle of the present invention, and are not intended to limit the scope of the present invention.

Example 1:

referring to fig. 1 to 5, the present invention discloses a sealing structure suitable for a filter, including a filter 100, wherein the filter 100 includes a filtering outer barrel 1, a supporting ring plate 8 arranged on the inner circumference of the filtering outer barrel 1, and a filtering inner barrel 9 supported on the supporting ring plate 8; the filtering inner cylinder is detachably arranged on the first supporting ring plate, a second sealing ring 14 is arranged between the filtering inner cylinder 9 and the first supporting ring plate 8, and the first supporting ring plate and the filtering inner cylinder can be sealed through the second sealing ring; a third supporting ring plate 10 is arranged at the outer edge of the top of the filtering outer barrel 1, an annular boss 12 is arranged on the upper inner circumference of the third supporting ring plate 10, and a first sealing ring 11 is arranged on the outer circumference of the annular boss 12 on the third supporting ring plate; the filtering outer barrel 1 is provided with a filtering barrel cover 4, and the filtering barrel cover 4 comprises a circular cover body, a first sealing boss 401 arranged on the bottom surface of the circular cover body and a second sealing boss 402 arranged on the bottom surface of the first sealing boss; the outer edge of the first sealing boss 401 forms a first step on the circular cover body, and the first step is tightly pressed on the first sealing ring 11 and the annular boss 12; a second step is formed on the outer edge of the second sealing boss 402 and the first sealing boss 401, and the second step is tightly pressed on the upper edge of the filter inner cylinder 9; the filter barrel cover arranged in this way can form good sealing with the filter inner barrel, so that the sealing performance of the filter 100 is ensured, the leakage of the filter medium is prevented, and the environmental protection performance is improved. A plurality of quick-connecting lock catches 6 are arranged on the circumference of the outer wall of the filtering outer barrel along the third 10 lower edge of the supporting ring plate at intervals, lock hooks 5 are arranged on the annular cover body of the filtering barrel cover 4 corresponding to the quick-connecting lock catches 6, and the quick-connecting lock catches 6 can be correspondingly buckled on the lock hooks 5. In the embodiment, the filter can efficiently realize the purification and filtration of the filter medium through the filter inner cylinder arranged in the filter outer barrel; the filtering outer barrel and the filtering barrel cover are connected in a quick connection mode, the filtering inner barrel can be cleaned conveniently and efficiently, and therefore the filtering efficiency of a filtering medium is guaranteed.

In a specific embodiment, the filter inner cylinder 9 includes a second support ring plate 901 disposed corresponding to the first support ring plate 8, the outer diameter of the second support ring plate 901 is larger than the inner diameter of the first support ring plate 8, and the second support ring plate is correspondingly disposed on the first support ring plate, that is, the second support ring plate forms an effective support with respect to the second support ring plate; a filter screen cylinder 902 is arranged below the second supporting ring plate 901, and a filter cavity is formed between the filter inner cylinder 9 and the filter outer cylinder 1; the filter medium enters the filter inner barrel, then flows into the filter cavity body after passing through the filter inner barrel and is discharged, and filter residues are left in the filter inner barrel for periodic cleaning. It should be understood that the above description is only exemplary, and the embodiments of the present application do not limit the present invention.

In a specific embodiment, the bottom of the filtering outer barrel 1 is communicated with the filtering cavity to be provided with a liquid discharge pipe 2; a liquid inlet pipe 3 is arranged on one side of the filtering outer barrel 1, the inner end of the liquid inlet pipe 3 extends into the side wall of the filtering inner barrel 9, and a fixed plug 13 is arranged on the inner side wall of the filtering inner barrel 9 and corresponds to the liquid inlet pipe in a separable way; the liquid inlet pipe can move along the side wall of the filtering outer barrel and is separated from the liquid inlet pipe through the fixed end, so that the separation of the liquid inlet pipe and the side wall of the filtering inner barrel can be realized, the separation of the filtering inner barrel and the filtering outer barrel is convenient, and the filtering inner barrel is convenient to clean or wash; the filter medium enters the filter inner cylinder through the liquid inlet pipe for filtering operation. It should be understood that the above description is only exemplary, and the embodiments of the present application do not limit the present invention.

In some optional embodiments, the locking hook 5 includes a support seat 501 fixedly connected to the filter barrel cover 4, and an L-shaped hook 502 is disposed on the support seat 501. Preferably, the locking hook comprises 6 locking hooks, and the locking hooks are arranged on the circumference of the filtering barrel cover at equal intervals. It should be understood that the above description is only exemplary, and the embodiments of the present application do not limit the present invention.

In an alternative embodiment, the quick-connection lock catch 6 comprises two lock catch supports 601 arranged on the opposite side of the filtration outer tub 1, and the lock catch supports 601 are hinged to one end of the hinge connecting rod 603 through a connecting pivot 602; the middle part of the hinged connecting rod 603 is rotationally connected with a U-shaped rotating piece 606; the opening of the U-shaped rotating member 606 is rotatably connected with the hinge connecting rod 603 through a connecting pivot 602; the free end of the hinged connecting rod 603 is provided with a handle 604; the top end of the U-shaped rotating member 606 is rotatably provided with a supporting link 608, and the free end of the supporting link 608 is connected with a kidney-shaped buckle 607. In this embodiment, the U type that connects on the drive articulated connecting rod of the quick-connect hasp passes through the rotation of articulated connecting rod along the hasp support rotates to can detain the nose lock with waist shape on the L type couple of latch hook, then push down the handle and can realize the high-efficient of quick-connect hasp and latch hook and be connected, the later stage of being convenient for is maintained the maintenance of filtering the inner tube. It should be understood that the above description is only exemplary, and the embodiments of the present application do not limit the present invention.

In another embodiment, sliding grooves 605 are correspondingly formed on two side wall plates of the U-shaped rotating member 606, and a supporting elastic sheet 610 is slidably disposed in the sliding grooves 605; one end of the supporting link 608 penetrates through the bottom plate of the U-shaped rotating member 606 and is connected with the supporting spring 610, and the supporting link 608 is sleeved with a supporting spring 609 which is arranged between the supporting spring 610 and the bottom plate of the U-shaped rotating member 606 in a pressing manner. In the embodiment, the support connecting rod connected with the waist-shaped buckle nose is fixedly connected with the support elastic sheet which is connected to the U-shaped rotating member in a sliding manner through the support spring, when the quick-connection buckle is in an open state, the support spring is in a relatively extended state, and the support elastic sheet is positioned at the bottom of the sliding groove; when the quick-connection lock catch is in a buckling state, the support connecting rod pulls the support elastic sheet to move upwards to compress the support spring, the support spring is in a relative compression state, the quick-connection lock catch in the embodiment can keep the filtering outer barrel and the filtering barrel cover in an elastic connection state, and therefore the situation that the sealing performance of the filter is influenced due to the damage of vibration to the quick-connection device in the operation process of equipment is avoided. It should be understood that the above description is only exemplary, and the embodiments of the present application do not limit the present invention.

It should be noted that in the description of the present invention, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicating the directions or positional relationships are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In addition, the embodiments in the present specification are all described in a progressive manner, and the same and similar parts among the embodiments can be referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the device and system embodiments, since they are basically similar to the method embodiments, the description is simple, and for the relevant points, referring to the partial description of the method embodiments, it is sufficient that the components indicated as units may or may not be physical units, that is, may be located in one place, or may not be divided into a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. Can be understood and implemented by those skilled in the art without inventive effort.

The above description is only one specific implementation method of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present application should be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims

1. A sealing structure suitable for a filter is characterized by comprising a filter (100), wherein the filter (100) comprises a filtering outer barrel (1), a supporting ring plate I (8) arranged on the inner circumference of the filtering outer barrel (1), and a filtering inner barrel (9) supported on the supporting ring plate I (8); a second sealing ring (14) is arranged between the filtering inner cylinder (9) and the first supporting ring plate (8);

a third supporting ring plate (10) is arranged on the outer edge of the top of the filtering outer barrel (1), an annular boss (12) is arranged on the inner circumference of the third supporting ring plate (10), and a first sealing ring (11) is arranged on the outer circumference of the annular boss (12) on the third supporting ring plate;

a filtering barrel cover (4) is arranged on the filtering outer barrel (1), and the filtering barrel cover (4) comprises a circular cover body, a first sealing boss (401) arranged on the bottom surface of the circular cover body and a second sealing boss (402) arranged on the bottom surface of the first sealing boss; the outer edge of the first sealing boss (401) forms a first step on the circular cover body, and the first step is tightly pressed on the first sealing ring (11) and the annular boss (12); a second step is formed on the outer edge of the second sealing boss (402) and the first sealing boss (401), and the second step is tightly pressed on the upper edge of the filtering inner cylinder (9);

a plurality of quick-connecting lock catches (6) are arranged on the circumference of the outer wall of the filtering outer barrel along the lower edge of the third supporting ring plate (10) at intervals, lock hooks (5) are correspondingly arranged on the annular cover body of the filtering barrel cover (4) and the quick-connecting lock catches (6), and the quick-connecting lock catches (6) can be correspondingly buckled on the lock hooks (5).

2. A sealing structure suitable for a filter according to claim 1, wherein the filter inner cylinder (9) comprises a second support ring plate (901) corresponding to the first support ring plate (8), the outer diameter of the second support ring plate (901) is larger than the inner diameter of the first support ring plate (8); a filter screen cylinder (902) is arranged below the second support ring plate (901), and a filter cavity is formed between the filter inner cylinder (9) and the filter outer cylinder (1).

3. The sealing structure suitable for the filter according to claim 2, wherein the bottom of the filtering outer barrel (1) is communicated with the filtering cavity and is provided with a drain pipe (2); filter outer bucket (1) one side and be provided with feed liquor pipe (3), feed liquor pipe (3) the inner stretches into to filtering inner tube (9) lateral wall, it is corresponding separable fixed end cap (13) that is provided with the feed liquor pipe to filter inner tube (9) inside wall.

4. The sealing structure suitable for the filter according to claim 1, wherein the latch hook (5) comprises a support seat (501) fixedly connected with the filter barrel cover (4), and the support seat (501) is provided with an L-shaped hook (502).

5. A sealing structure suitable for a filter according to claim 4, wherein the quick-connection lock catch (6) comprises two lock catch supports (601) arranged at opposite sides fixedly connected with the filtering outer barrel (1), and the lock catch supports (601) are hinged with one end of the hinged connecting rod (603) through a connecting pivot (602); the middle part of the hinged connecting rod (603) is rotationally connected with a U-shaped rotating part (606); the opening of the U-shaped rotating member (606) is rotatably connected with the hinged connecting rod (603) through a connecting pivot (602); a handle (604) is arranged at the free end of the hinged connecting rod (603);

the top end of the U-shaped rotating piece (606) is rotatably provided with a supporting connecting rod (608), and the free end of the supporting connecting rod (608) is connected with a waist-shaped buckle nose (607).

6. The sealing structure suitable for the filter according to claim 5, wherein the U-shaped rotating member (606) is provided with sliding grooves (605) on two side wall plates correspondingly, and the sliding grooves (605) are internally provided with supporting spring pieces (610) in a sliding way; one end of the supporting connecting rod (608) penetrates through a bottom plate of the U-shaped rotating piece (606) and is connected with the supporting elastic piece (610), and the supporting connecting rod (608) is sleeved with a supporting spring (609) which is arranged between the supporting elastic piece (610) and the bottom plate of the U-shaped rotating piece (606) in a pressing mode.