CN209900833U

CN209900833U - Elastic self-locking filter device

Info

Publication number: CN209900833U
Application number: CN201920439566.2U
Authority: CN
Inventors: 杨莎; 滕海鹏; 马瑶; 刘姣姣
Original assignee: Northwest University
Current assignee: Northwest University
Priority date: 2019-04-02
Filing date: 2019-04-02
Publication date: 2020-01-07
Anticipated expiration: 2029-04-02

Abstract

An elastic self-locking filter device, an upper connecting disc is arranged at the lower part of the outer wall of a shell, 1 to 5 lower connecting discs are arranged below the upper connecting disc on the outer wall of the shell, a lower supporting disc is arranged in the shell, a gland cover provided with a thrust bearing is arranged at the upper end of the shell, the thrust bearing and an electric push rod are arranged on the gland cover, 1 to 5 upper supporting discs which are equal to the lower connecting disc in number and are positioned above the lower supporting disc are arranged on the push rod of the electric push rod, inner filter screens with the upper ends connected with the lower supporting disc and the lower ends connected with the upper connecting disc are arranged at the outer side of the shell, outer filter screens are arranged at two sides of each inner filter screen, the geometric shapes of the inner filter screens and the outer filter screens are strip-sheet structures, the upper ends of each outer filter screen are connected with the upper supporting disc at the bottom, the lower ends of the outer filter screens are connected with the lower connecting disc at, the upper end of the outer filter screen is connected with the corresponding upper support disc, and the lower end of the outer filter screen is connected with the corresponding lower connecting disc.

Description

Elastic self-locking filter device

Technical Field

The utility model belongs to the technical field of filtration equipment or device, concretely relates to elasticity is from locking filter equipment.

Background

The current commonly used filtering and purifying device is divided into three series of primary, fine and deep filtering according to the filtering grade according to the design of the application fields of specific filtering medium sewage, oil, air and the like, the main structure of the device comprises double filtering materials, walnut shells, filter element type, ceramics, membranes, fiber balls, fiber bundle filters and the like, and different filtering devices are selected according to different filtering requirements during use. For sewage purification and filtration, two types are commonly used in the filtration apparatus: quartz sand and filter core formula, nevertheless because quartz sand formula structure is complicated, occupation of land space is big, the operation is complicated, the cost of production is high, the filter core formula needs frequently to change the filter core, and the consumptive material volume is big, and these filters are with high costs, the structure is complicated moreover, are not suitable for small-size family or pond miniaturely sewage filtration treatment, and current filtration equipment is all directly to carry out filtration treatment with sewage, when to different sewage, can not accomplish to adjust and filter. Along with the improvement of living standard, the requirement on water quality is higher and higher, especially the problem that frequently washs, the dismouting of filter core or filter screen often exists in the water purification filtration process, at filtration treatment clarification plant technical field, a technical problem that needs to solve at present urgently provides a simple structure, possesses the back flush function, and life cycle is long, can be according to the sewage of different quality of water and the size of sewage treatment capacity, the filter equipment of automatic adjustment filter screen cover density and filter screen number of piles.

Disclosure of Invention

The utility model aims to solve the technical problem that overcome above-mentioned prior art's shortcoming provides a but elasticity self-locking filter equipment that application scope is wide, simple structure, convenient operation, easy dismounting, washing convenience, filter effect possess back flush function.

The technical scheme for solving the technical problems is as follows: an upper connecting disc is arranged at the lower part of the outer wall of the shell, 1-5 lower connecting discs are arranged below the upper connecting disc on the outer wall of the shell, a lower supporting disc is arranged in the shell, a gland provided with a thrust bearing is arranged at the upper end of the shell, an electric push rod is arranged on the gland, the push rod of the electric push rod penetrates through the thrust bearing and the lower connecting disc, 1-5 upper supporting discs with the same number as the lower connecting discs are arranged on the push rod above the lower supporting disc, an inner filter screen with the upper end connected with the lower supporting disc and the lower end connected with the upper connecting disc is arranged at the outer side of the shell, 1 outer filter screen is respectively arranged at two sides of each inner filter screen, the geometric shapes of the inner filter screen and the outer filter screen are strip-shaped structures, the upper end of each outer filter screen is connected with the lowest upper supporting disc, the lower end of each outer filter screen is connected with the uppermost lower connecting disc to form a first layer of, the upper end of the outer filter screen of each layer of filter screen is connected with a corresponding upper support disc, and the lower end is connected with a corresponding lower connecting disc.

The utility model discloses a best is provided with 3 lower coupling discs under the coupling disc on the casing outer wall, and the best setting is located 3 last supporting disks of underpinning dish top on electric putter's the push rod, and the surface setting of first layer filter screen constitutes 2 layers of concentric circles's filter screen by the outer filter screen of mutual overlap joint.

The utility model has the advantages that the upper supporting disk and the lower supporting disk are uniformly provided with the mounting holes b on the filter screen in the same circumferential direction, the center is provided with the center holes with the same inner diameter, the mounting holes b on the filter screen on the upper supporting disk and the adjacent upper supporting disk are arranged in a staggered way, the mounting holes a under the filter screen are uniformly provided on the upper connecting disk and the lower connecting disk, the mounting holes a under the filter screen on the lower connecting disk are arranged in a staggered way, the mounting holes a under the filter screen on the upper supporting disk are equal to the mounting holes b on the filter screen on the lower supporting disk, the upper end of the inner filter screen is arranged in the mounting holes b on the filter screen on the lower supporting disk, the lower end is arranged in the lower mounting hole a of the filter screen of the upper connecting disc, the upper end of each outer filter screen is arranged in the upper mounting hole b of the corresponding upper support disc, and the lower end is arranged in the lower mounting hole a of the corresponding lower connecting disc.

The utility model discloses an outer diameter from the top down of the last supporting disk that sets up on electric putter's the push rod scales up, and the outer diameter from the top down of the lower coupling disk that the casing set up gradually decreases.

Because the push rod of the electric push rod adopted by the utility model is provided with 1-5 upper connecting discs and 1 lower connecting disc, the shell is externally provided with 1 circle of inner filter screen with a sheet structure and a first layer of filter screen formed by mutually lapping the outer filter screen, 0-4 circles of outer filter screens with mutually overlapped sheet structures are arranged outside the first layer of filter screen, the upper end of the inner filter screen is arranged on the lower supporting disk, the lower end of the inner filter screen is arranged on the upper connecting disk, the upper end and the lower end of the 0-4 circles of outer filter screens are respectively arranged on the upper supporting disk and the lower connecting disk, according to different water treatment and water treatment amount, the number of the inner filter screen and the outer filter screen is selected, the upper support disc is pushed by the electric push rod to move up and down, the length of the outer filter screen is adjusted, the outer filter screen is tightened or loosened, and locking, realizing different purification degrees and different requirements of sewage filtration, and realizing backwashing. The utility model has the advantages of simple structure, convenient operation, easy dismounting, filter effect are good, life cycle is long, avoid frequent change, possess anti-cleaning function, can be used to the purification filtration treatment facility of various models.

Drawings

Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention.

Fig. 2 is a front view of the first layer of filter in example 1.

Fig. 3 is a top view of fig. 2.

Fig. 4 is a schematic view of coupling of the coupling disk 8 of embodiment 2.

Fig. 5 is a schematic structural view of a 3-layer filter screen of example 2.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Example 1

In fig. 1, 2 and 3, the elastic self-locking filter device of the present embodiment is formed by connecting an electric push rod 1, a gland 2, a thrust bearing 3, an upper support disc 4, a lower support disc 5, a housing 6, a lower connecting disc 7, an upper connecting disc 8, an outer filter screen 9 and an inner filter screen 10.

The geometric shape of the shell 6 of this embodiment is a cylinder, and can also be processed into a quadrangular prism, the lower part of the outer side of the shell 6 is welded and connected with an upper connecting disc 8, the lower part of the upper connecting disc 8 of the outer side of the shell 6 is welded and connected with 1 lower connecting disc 7, the lower mounting holes a of the filter screen are uniformly processed on the same circumferential direction of the upper connecting disc 8 and the lower connecting disc 7, and the lower mounting holes a of the filter screen on the upper connecting disc 8 and the lower mounting holes a of the filter screen on the lower connecting disc 7 have the same number and are arranged in a staggered manner. The upper part of the inner wall of the shell 6 is connected with a lower supporting disk 5 in a welding way, the central position of the lower supporting disk 5 is processed with a central hole, the same circumferential direction of the lower supporting disk 5 is uniformly processed with filter screen upper mounting holes b, and the number of the filter screen upper mounting holes b on the lower supporting disk 5 is the same as that of the filter screen lower mounting holes a on the upper connecting disk 8. A gland 2 is fixedly arranged at the upper end of a shell 6 by a thread fastening connecting piece, a thrust bearing 3 is arranged at the central position of the gland 2, an electric push rod 1 is fixedly connected and arranged on the gland 2 by the thread fastening connecting piece, the electric push rod 1 is a commodity sold in the market, for providing power for the utility model, the push rod of the electric push rod 1 passes through the thrust bearing 3, the lower end of the push rod passes through the central hole of a lower supporting disk 5, 1 upper supporting disk 4 is arranged at the lower part of the push rod of the electric push rod 1 by thread fastening connection, the upper supporting disk 4 is positioned right above the lower supporting disk 5, mounting holes b on a filter screen are uniformly arranged and processed in the same circumferential direction of the upper supporting disk 4, the number of the mounting holes b on the filter screen on the upper supporting disk 4, and are arranged in a staggered way, and the number of the mounting holes b on the filter screen on the upper support disc 4 is the same as that of the mounting holes a on the filter screen on the lower connecting disc 7. The push rod of the electric push rod 1 moves up and down to drive the upper supporting disc 4 to move up and down.

The outer side of the shell 6 is provided with an inner filter screen 10, the geometric shape of the inner filter screen 10 is a strip-shaped structure, the inner filter screen 10 is a commodity sold on the market, the number of the inner filter screen 10 is the same as that of the upper filter screen mounting hole b of the upper support plate 4 and the number of the lower filter screen mounting hole a of the upper connecting plate 8, the upper end of each inner filter screen 10 is mounted in the upper filter screen mounting hole b on the lower support plate 5, and the lower end of each inner filter screen 10 is mounted in the lower filter screen mounting hole a of the upper connecting plate 8. The two sides of an inner filter screen 10 outside a shell 6 are respectively provided with 1 outer filter screen 9, the geometric shape of the outer filter screen 9 is a strip-shaped structure, the geometric shape of the outer filter screen is the same as that of the inner filter screen 10 and is a commodity sold on the market, the number of the outer filter screen 9 is the same as that of an upper mounting hole b of the upper support disc 4 and that of a lower mounting hole a of the lower connecting disc 7, the upper end of the outer filter screen 9 is arranged in the upper mounting hole b of the upper support disc 4, the lower end of the outer filter screen is arranged in the lower mounting hole a of the lower connecting disc 7, the number of the outer filter screen 9 is the same as that of the inner filter screen 10, and one outer filter screen 9 and one inner filter screen 10 are arranged in a staggered mode, so that treated sewage is filtered by the inner filter. The number of the inner filter screen 10 and the outer filter screen 9 is selected according to different sewage treatment and sewage treatment amount, so that different purification degrees and different requirements of sewage filtration are realized. The operator operates electric putter 1's push rod downstream, drives supporting disk 4 downstream, and with outer filter screen 9 take-up downwards, electric putter 1's push rod upward movement drives supporting disk 4 upward movement, loosens outer filter screen 9, and electric putter 1 stop motion will outer filter screen 9 locking in fixed position, realizes outer filter screen 9 elasticity self-locking. The treated sewage enters from the bottom end of the shell 6 and is filtered and flows out through the inner filter screen 10 and the outer filter screen 9.

Example 2

Fig. 4 is a schematic view of the connection of the upper connecting plate 8 of the present embodiment, and fig. 5 is a schematic view of the structure of the 3-layer filter screen of the present embodiment. In fig. 1, 2, 3, 4 and 5, 1 upper connecting disc 8 is welded and connected to the lower part of the outer side of a

shell

6, 3 lower connecting discs 7 are welded and connected to the lower part of the upper connecting disc 8 of the outer side of the shell 6, the outer diameters of the 3 lower connecting discs 7 decrease from top to bottom, lower mounting holes a of filter screens are uniformly distributed and processed on the lower connecting discs 7, and the number of the lower mounting holes a of the filter screens on the 3 upper connecting discs 8 is the same as that of the lower mounting holes a of the filter screens on the lower connecting discs 7 and the lower mounting holes a of the filter screens on the lower connecting discs 7 are staggered. The utility model discloses a filter screen, including electric putter 1,

support disc

4, 3 last support disc 4 are located under support disc 5, 3 external diameter from the top down of going up support disc 4 increase progressively, 3 the circumferencial direction equipartition processing of going up support disc 4 have mounting hole b on the filter screen, 3 the filter screen of going up support disc 4 on the quantity of mounting hole b the same, and staggered arrangement. Inner filter screens 10 are arranged on the outer side of the shell 6, the upper end of each inner filter screen 10 is arranged in a filter screen upper mounting hole b on the lower supporting plate 5, and the lower end of each inner filter screen is arranged in a filter screen lower mounting hole a on the upper connecting plate 8. The two sides of each internal filter screen 10 outside the shell 6 are respectively provided with 1 external filter screen 9, the geometric shape of the external filter screen 9 is a strip-shaped structure, the number of the external filter screens 9 is the same as the number of the mounting holes b on the filter screen of the upper support disc 4 and the number of the mounting holes a under the filter screen of the lower connecting disc 7, the upper end of each external filter screen 9 is arranged in the mounting hole b on the filter screen of the upper support disc 4, the lower end is arranged in the mounting hole a under the filter screen of the lower connecting disc 7, the number of the external filter screens 9 is equal to the number of the internal filter screens 10, and the external filter screens 9 and the internal filter screens 10 are arranged in a staggered mode to form a first layer of filter screen. The outer surface of the first layer of filter screen is provided with 2 layers of filter screens which are concentric circles and are formed by the outer filter screens 9 which are mutually lapped, the upper ends of the outer filter screens 9 of the 2 layers are respectively arranged in the mounting holes b on the filter screens of the 2 upper supporting discs 4, and the lower ends of the outer filter screens 9 of the 2 layers are respectively arranged in the mounting holes a under the filter screens on the 2 lower connecting discs 7. The treated water enters from the bottom end of the shell 6, passes through the first layer of filter screen formed by the inner filter screen 10 and the outer filter screen 9, and then passes through the 2 layers of outer filter screens 9 to be filtered and flow out.

Other components and the coupling relationship of the components are the same as those in embodiment 1, and the operation principle is the same as that in embodiment 1.

Example 3

In this embodiment, 1 upper coupling disk 8 is welded and coupled to the lower portion of the outer side of the housing 6, 5 lower coupling disks 7 are welded and coupled to the lower portion of the upper coupling disk 8 of the outer side of the housing 6, the outer diameters of the 5 lower coupling disks 7 decrease from top to bottom, lower mounting holes a of the filter screen are uniformly formed in the circumferential direction of the lower coupling disks 7, and the number of the lower mounting holes a of the filter screen on the 5 upper coupling disks 8 is the same as that of the lower mounting holes a of the filter screen on the lower coupling disks 7 and the lower mounting holes a of the filter screen on the lower coupling disks 7 are arranged in a staggered manner. The utility model discloses a filter screen, including electric putter 1, support disc 4, 5 last support disc 4 are located under support disc 5 directly over, 5 outer diameter from the top down of going up support disc 4 increase progressively, 5 the circumferencial direction equipartition processing of going up support disc 4 have mounting hole b on the filter screen, 5 the filter screen of going up support disc 4 on the quantity of mounting hole b the same, and staggered arrangement. An inner filter screen 10 is arranged on the outer side of the shell 6, the upper end of the inner filter screen 10 is arranged in a filter screen upper mounting hole b on the lower supporting plate 5, and the lower end of the inner filter screen 10 is arranged in a filter screen lower mounting hole a on the upper connecting plate 8. Two sides of each inner filter screen 10 outside the shell 6 are respectively provided with 1 outer filter screen 9, the geometric shape of the outer filter screen 9 is a strip-shaped structure and is the same as the structure of the inner filter screen 10, the number of the outer filter screens 9 is the same as the number of the upper filter screen mounting holes b of the upper support disc 4 and the lower filter screen mounting holes a of the lower connecting disc 7, the upper end of the outer filter screen 9 is arranged in the upper filter screen mounting holes b on the upper support disc 4, the lower end of the outer filter screen 9 is arranged in the lower filter screen mounting holes a of the lower connecting disc 7, the number of the outer filter screens 9 is the same as that of the inner filter screens 10, and one outer filter screen 9 and one inner filter screen 10 are arranged in a staggered way to form a first. The outer surface of the first layer of filter screen is provided with 4 layers of filter screens which are concentric circles and are formed by the outer filter screens 9 which are mutually lapped, the upper ends of the 4 layers of outer filter screens 9 are respectively arranged in the corresponding 4 upper mounting holes b of the upper support discs 4, and the lower ends of the 4 layers of outer filter screens 9 are respectively arranged in the lower mounting holes a of the filter screens on the 4 lower connection discs 7. The treated water enters from the bottom end of the shell 6, passes through the first layer of filter screen formed by the inner filter screen 10 and the outer filter screen 9, and then passes through the 4 layers of outer filter screens 9 to be filtered and flow out.

According to the principle, the elastic self-locking filtering device with another specific structure can be designed, but the elastic self-locking filtering device is within the protection scope of the utility model.

Claims

1. An elasticity is from locking filter equipment which characterized in that: an upper connecting disc (8) is arranged at the lower part of the outer wall of a shell (6), 1-5 lower connecting discs (7) are arranged below the upper connecting disc (8) on the outer wall of the shell (6), a lower supporting disc (5) is arranged in the shell (6), a gland (2) provided with a thrust bearing (3) is arranged at the upper end of the shell (6), an electric push rod (1) is arranged on the gland (2), a push rod of the electric push rod (1) penetrates through the thrust bearing (3) and the lower supporting disc (5), 1-5 upper supporting discs (4) which are equal to the lower connecting discs (7) in number and are arranged above the lower supporting disc (5) are arranged on the push rod, inner filter screens (10) which are connected with the lower supporting disc (5) at the upper end and connected with the upper connecting disc (8) at the lower end are arranged at the outer side of the shell (6), 1 outer filter screen (9) is respectively arranged at two sides of each inner filter screen (10), and the geometric shapes, the upper end of each outer filter screen (9) is connected with the lowest upper support disc (4), the lower end of each outer filter screen is connected with the highest lower connecting disc (7) to form a first layer of filter screen, the outer surface of the first layer of filter screen is provided with 0-4 layers of filter screens which are mutually overlapped and form concentric circles, the upper end of the outer filter screen (9) of each layer of filter screen is connected with one corresponding upper support disc (4), and the lower end of the outer filter screen is connected with the corresponding lower connecting disc (7).

2. The resilient self-locking filter device of claim 1, wherein: the outer wall of the shell (6) is provided with 3 lower connecting discs (7) below the connecting disc (8), 3 upper supporting discs (4) above the lower supporting disc (5) are arranged on a push rod of the electric push rod (1), and the outer surface of the first layer of filter screen is provided with 2 layers of filter screens which are concentric circles and are formed by the mutually overlapped outer filter screens (9).

3. An elastic self-locking filter device according to claim 1 or 2, characterized in that: the upper supporting disk (4) and the lower supporting disk (5) are uniformly provided with filter screen upper mounting holes (b) in the same circumferential direction and are machined with center holes with the same inner diameter, one upper supporting disk (4) and one adjacent upper supporting disk (4) are arranged in a staggered manner, the upper connecting disk (8) and the lower connecting disk (7) are uniformly provided with filter screen lower mounting holes (a), the filter screen lower mounting hole (a) on one lower connecting disk (7) is arranged in a staggered manner with the filter screen lower mounting hole (a) on one adjacent lower connecting disk (7), the filter screen lower mounting hole (a) of the upper supporting disk (4) is equal to the filter screen upper mounting hole (b) on the lower supporting disk (5), the upper end of the inner filter screen (10) is arranged in the filter screen upper mounting hole (b) on the lower supporting disk (5), the lower end of the inner filter screen lower mounting hole (a) of the upper connecting disk (8), the upper end of each outer filter screen (9) is arranged in the corresponding upper filter screen mounting hole (b) of the upper support disc (4), and the lower end is arranged in the corresponding lower filter screen mounting hole (a) of the lower connecting disc (7).

4. An elastic self-locking filter device according to claim 1 or 2, characterized in that: the outer diameter of an upper supporting disc (4) arranged on a push rod of the electric push rod (1) is gradually increased from top to bottom, and the outer diameter of a lower connecting disc (7) arranged outside the shell (6) is gradually decreased from top to bottom.

5. The resilient self-locking filter device of claim 3, wherein: the outer diameter of an upper supporting disc (4) arranged on a push rod of the electric push rod (1) is gradually increased from top to bottom, and the outer diameter of a lower connecting disc (7) arranged outside the shell (6) is gradually decreased from top to bottom.