Y-shaped filter

Abstract

The Y-shaped filter comprises a vertical pipe, an inclined pipe inclining downwards is arranged on an opening, a ship-type filter element is connected in the inclined pipe in a sliding mode in the axial direction, a filter opening is formed in one side of the ship-type filter element, a guide limiting part extends to the inner wall of the vertical pipe, the guide limiting part abuts against the top of the ship-type filter element, and the ship-type filter element is connected with the guide limiting part in a sliding mode. A lower abutting plate is arranged in the inclined pipe and the vertical pipe, the top of the lower abutting plate abuts against the bottom of the boat-type filter element, a sliding channel allowing the boat-type filter element to slide is formed between the guide limiting part and the lower abutting plate, one end of the inclined pipe in the length direction corresponds to the opening, and the other end of the inclined pipe in the length direction corresponds to the vertical pipe. And the other end of the inclined pipe in the length direction is provided with a limiting cover body at the tail end of the sliding channel. The ship-type filter element is obliquely arranged in the middle section of the vertical pipe, and the filtering opening extends along the length direction of the inclined pipe, so that the whole filtering area is larger, and the filtering effect is better.

Description

TECHNICAL FIELD

[0001] The utility model relates to filter structure, in particular to a kind of Y type filter. BACKGROUND

[0002] Y type filter is a kind of common filter device, is applied in a large amount in the pipeline system of conveying medium, such as chemical plant, fire pipeline, water treatment plant, offshore oil platform etc., Y type filter is generally installed in the import end of pressure reducing valve, pressure relief valve or other equipment, prevent the impurities contained in medium into rear pipeline, avoid the influence to subsequent pipe connection equipment.

[0003] In prior art, such as the invention patent with the application number of “CN201310652789.4” discloses a kind of Y type filter, it is realized the cleaning of residual impurities by being provided with detachable filter cartridge in the inclined pipe position of pipeline, but the filtering area of this structure is too small, so the filtering efficiency is lower, and when filter cartridge is detached, it is inconvenient to be fixed and installed. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of Y type filter, with the advantages of high filtering efficiency, easy installation.

[0005] The above technical purpose of the utility model is realized by the following technical scheme: a kind of Y type filter, including vertical pipe, the top of the vertical pipe is inlet, the bottom of the vertical pipe is outlet, the middle section of vertical pipe side wall is provided with opening, the opening is provided with downwardly inclined inclined pipe, the inclined pipe is slidably connected with boat type filter core along the axial direction, one side of the boat type filter core is filter port, the filter port is provided towards inlet, the other side of the boat type filter core is filter screen, the filter screen is provided towards outlet, the both sides of the width direction of the inclined pipe are provided with guide limit portion respectively, the guide limit portion extends to the inner wall of vertical pipe, the guide limit portion and the top of boat type filter core abut, the inclined pipe and vertical pipe are provided with lower abutment plate, the top of the lower abutment plate and the bottom of boat type filter core abut, the guide limit portion and the lower abutment plate form the sliding channel for the boat type filter core between them, one end of the length direction of the inclined pipe corresponds to the opening, the other end of the length direction of the inclined pipe is provided with limit cover body at the end of sliding channel.

[0006] As preferred, the filter port is arranged above the horizontal plate, the filter port extends along the length direction of the horizontal plate, the filter screen is arranged at the bottom of the filter port, and the longitudinal section shape of the filter screen is rectangular.

[0007] By adopting the above technical scheme, the horizontal plate plays a role of connecting the filter screen, and the filter port allows fluid to enter the horizontal plate.

[0008] As preferred, the front end of the length direction of the horizontal plate is matched with the inner wall of the vertical pipe and is semicircular, the rear end of the length direction of the horizontal plate is matched with the inner side of the limiting cover and is rectangular, the shape of the front end of the horizontal plate is semicircular, and the shape of the rear end of the horizontal plate is rectangular.

[0009] By adopting the above technical scheme, the front end of the horizontal plate is matched with the inner wall of the vertical pipe, and the gap between the horizontal plate and the vertical pipe and the inclined pipe is reduced.

[0010] As preferred, the tail of the horizontal plate is provided with a fixed plate, the top of the fixed plate is connected with the horizontal plate, the side of the fixed plate is connected with the filter screen, and the fixed plate is trapezoidal.

[0011] By adopting the above technical scheme, the fixed plate strengthens the thickness of the rear of the horizontal plate, and facilitates abutting against the inner side of the limiting cover.

[0012] As preferred, the end of the inclined pipe is provided with a first flange, the circumferential direction of the limiting cover is provided with a second flange matched with the first flange, the first flange and the second flange are connected through a stud, and the inner side of the limiting cover abuts against the tail of the horizontal plate.

[0013] By adopting the above technical scheme, the first flange and the second flange are connected, and then the front end of the boat type filter core abuts against the inner wall of the vertical pipe.

[0014] As preferred, the guide limiting part includes a limiting strip, the limiting strip is welded on both sides of the width direction of the inner wall of the inclined pipe, and the limiting strip extends into the vertical pipe.

[0015] By adopting the above technical scheme, the limiting and guiding effects of the top of the horizontal plate are achieved.

[0016] As preferred, the lower abutting plate is triangular, the lower abutting plate is arranged on both sides of the width direction of the inner wall of the inclined pipe, the top of the lower abutting plate abuts against the bottom of the horizontal plate, the side of the lower abutting plate abuts against the side of the filter screen, and the lower abutting plate is uniformly distributed along the length direction of the inclined pipe.

[0017] By adopting the above technical scheme, the processing is facilitated, and the lower abutting plate uniformly distributed supports the bottom of the horizontal plate and the filter screen.

[0018] As preferred, the lower abutting plate is arranged on the bottom of the horizontal plate, the top of the lower abutting plate abuts against the bottom of the filter screen, the lower abutting plate extends along the length direction of the inclined pipe, the inclined pipe is provided with a supporting plate at the position of the lower abutting plate, the supporting plate is arranged on both sides of the lower abutting plate in parallel, the top of the supporting plate abuts against the bottom of the horizontal plate, and the bottom of the supporting plate is connected with the inclined pipe.

[0019] By adopting the technical scheme, the bottom of the filter screen is supported by the lower abutting plate, the supporting area is enlarged, the supporting effect on the boat-shaped filter core is further improved, and the lower abutting plate is connected by the supporting plate.

[0020] Preferably, the limiting cover is provided with a discharge hole between the adjacent supporting plates, and the fixed plate is provided with a handle.

[0021] By adopting the technical scheme, the discharge hole plays a role in emptying the inside of the filter, that is, the position connected with the water outlet, and the handle facilitates the overall extraction of the boat-shaped filter core.

[0022] In summary, the fluid enters the vertical pipe from the water inlet position, the inclined pipe is inclined, the boat-shaped filter core is inclined in the middle section of the vertical pipe, the overall filtering area is larger due to the fact that the filtering port extends along the length direction of the inclined pipe, the filtering effect is better, the damping feeling of the fluid flowing in the filter is reduced, and the impurities are blocked by the filter screen and move downward; during disassembly, the limiting cover is opened, the boat-shaped filter core is extracted downward from the sliding channel formed between the guiding limiting part and the lower abutting plate, and replacement is facilitated. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 is a structural schematic view of example 1;

[0024] Figure 2 is a side view of the boat-shaped filter core of example 1;

[0025] Figure 3 is a top view of the boat-shaped filter core of example 1;

[0026] Figure 4 is a structural schematic view of the end of the inclined pipe of example 2;

[0027] In the figure, 1 is a vertical pipe; 11 is an opening; 12 is a water inlet; 13 is a water outlet; 2 is an inclined pipe; 21 is a limiting cover; 22 is a first flange; 23 is a second flange; 24 is a discharge hole; 25 is a handle; 3 is a boat-shaped filter core; 31 is a horizontal plate; 32 is a filtering port; 33 is a filter screen; 34 is a fixed plate; 41 is a limiting strip; 42 is a lower abutting plate; 43 is a sliding channel; and 44 is a supporting plate. DETAILED DESCRIPTION

[0028] The utility model will be further described in detail below in combination with the drawings.

[0029] The specific embodiment is only an explanation of the utility model, and is not a limitation of the utility model, and a person skilled in the art can make a modification without creative contribution according to the need after reading the specification, but as long as it is within the scope of the claims of the utility model, it is protected by the patent law.

[0030] Embodiment:

[0031] As shown in Figures 1 to 3 , a Y-shaped filter comprises a vertical pipe 1, the top of the vertical pipe 1 is a water inlet 12, the bottom of the vertical pipe 1 is a water outlet 13, the middle section of the side wall of the vertical pipe 1 is provided with an opening 11, the opening 11 is circular, a downward inclined inclined pipe 2 is arranged on the opening 11, the inclined pipe 2 is fixed with the vertical pipe 1 at the position of the opening 11 through welding, a boat-shaped filter element 3 is connected in the axial direction in the inclined pipe 2, one side (i.e. the top) of the boat-shaped filter element 3 is a filter port 32, the filter port 32 is arranged upwardly towards the water inlet 12, the other side (i.e. the bottom) of the boat-shaped filter element 3 is a filter screen 33, the filter screen 33 is arranged towards the water outlet 13.

[0032] As shown in Figure 2 and Figure 3 , the structure of the boat-shaped filter element 3 comprises a horizontal plate 31, the filter port 32 is arranged above the horizontal plate 31, the filter port 32 extends along the length direction of the horizontal plate 31, the filter screen 33 is arranged at the bottom of the filter port 32, the filter screen 33 is fixed with the bottom of the horizontal plate 31 through welding, the longitudinal section shape of the filter screen 33 is rectangular or semicircular.

[0033] As shown in Figure 1 and Figure 3 , in order to reduce the gap between the front end of the boat-shaped filter element 3 and the inner wall of the vertical pipe 1, i.e. to avoid leakage of fluid and impurities from this position, the front end of the length direction of the horizontal plate 31 cooperates with the inner wall of the vertical pipe 1 and is semicircular, the rear end of the length direction of the horizontal plate 31 cooperates with the inner side of the limiting cover body 21 and is rectangular, the orthographic projection shape of the filter screen 33 at the front end position of the horizontal plate 31 is semicircular, the orthographic projection shape of the filter screen 33 at the rear end position of the horizontal plate 31 is rectangular, forming the overall shape of the boat-shaped filter element 3.

[0034] As shown in Figure 2 and Figure 3 , the tail of the horizontal plate 31 is provided with a fixed plate 34, the fixed plate 34 abuts against the limiting cover body 21, and then the front end of the horizontal plate 31 abuts against the inner wall of the vertical pipe 1, the top of the fixed plate 34 is connected with the horizontal plate 31, the fixed plate 34 is vertically arranged at the tail of the horizontal plate 31, the side surface of the fixed plate 34 is connected with the filter screen 33, and the fixed plate 34 is an inverted trapezoid.

[0035] As shown in Figures 1 to 3As shown, in order to guide and limit the boat-shaped filter element 3, the top of the boat-shaped filter element 3 is limited by the guide limiting part, the bottom of the boat-shaped filter element 3 is limited by the lower abutting plate 42 in the filter pipe, and the guide limiting part and the lower abutting plate 42 form a sliding channel 43 for the boat-shaped filter element 3 to slide; the guide limiting part is arranged on both sides of the width direction of the inclined pipe 2, and extends to the inner wall of the vertical pipe 1 along the length direction, that is, the guide limiting part includes a limiting strip 41, the limiting strip 41 is welded on both sides of the width direction of the inner wall of the inclined pipe 2, and extends to the vertical pipe 1, and the limiting strip 41 abuts against the top of the boat-shaped filter element 3; the lower abutting plate 42 is arranged in the inclined pipe 2 and the vertical pipe 1, the top of the lower abutting plate 42 abuts against the bottom of the boat-shaped filter element 3, the lower abutting plate 42 is triangular, the lower abutting plate 42 is arranged on both sides of the width direction of the inner wall of the inclined pipe 2, the top of the lower abutting plate 42 abuts against the bottom of the horizontal plate 31, the side surface of the lower abutting plate 42 abuts against the side surface of the filter screen 33, and the lower abutting plate 42 is uniformly distributed along the length direction of the inclined pipe 2.

[0036] As shown in the figure, Figure 1 The structure of the inclined pipe 2 is that one end of the length direction of the inclined pipe 2 corresponds to the opening 11, the other end of the length direction of the inclined pipe 2 is provided with a limiting cover body 21 at the end of the sliding channel 43, the end of the inclined pipe 2 is provided with a first flange 22, the circumferential direction of the limiting cover body 21 is provided with a second flange 23 matched with the first flange 22, the first flange 22 and the second flange 23 are connected through a stud, and the inner side of the limiting cover body 21 abuts against the tail of the horizontal plate 31.

[0037] As shown in the figure, Figure 1 In order to avoid excessive pressure in the filter, a discharge hole 24 is arranged on the limiting cover body 21, the discharge hole 24 is located between adjacent support plates 44, and a handle 25 is arranged on the fixed plate 34, and the boat-shaped filter element 3 is pulled out of the inclined pipe 2 through the handle 25.

[0038] Working principle:

[0039] By rotating the stud connection structure between the first flange 22 and the second flange 23, the limiting cover body 21 is opened, the horizontal plate 31 is pulled out along the length direction of the sliding channel 43 through the handle 25, and the replacement of the filter element is completed, and at the same time during installation, the horizontal plate 31 is inserted into the sliding channel 43 formed by the limiting strip 41 and the lower abutting plate 42 through the handle 25, and finally the end of the horizontal plate 31 is abutted by the limiting cover body 21, so that the boat-shaped filter element 3 is fixed.

[0040] Example 2:

[0041] As shown in the figure, Figure 4As shown, a Y-type filter, which is different from example 1 in the structure of the lower abutting plate 42. In example 2, the lower abutting plate 42 is arranged at the bottom of the horizontal plate 31, the top of the lower abutting plate 42 abuts the bottom of the filter screen 33, the lower abutting plate 42 extends along the length direction of the inclined pipe 2, the inclined pipe 2 is provided with a support plate 44 at the position of the lower abutting plate 42, the support plate 44 is arranged in parallel on both sides of the lower abutting plate 42, the top of the support plate 44 abuts the bottom of the horizontal plate 31, and the bottom of the support plate 44 is connected with the inclined pipe 2.

Claims

1. A Y-type filter comprising a vertical pipe (1), characterized in that: The top of the vertical pipe (1) is the water inlet (12), the bottom of the vertical pipe (1) is the water outlet (13), the middle section of the side wall of the vertical pipe (1) is provided with an opening (11), the opening (11) is provided with a downward inclined inclined pipe (2), the inclined pipe (2) is axially slidably connected with a boat type filter element (3), one side of the boat type filter element (3) is a filter port (32), the filter port (32) is arranged towards the water inlet (12), the other side of the boat type filter element (3) is a filter screen (33), the filter screen (33) is arranged towards the water outlet (13), both sides of the width direction of the inclined pipe (2) are respectively provided with a guide limiting portion, the guide limiting portion extends to the inner wall of the vertical pipe (1), the guide limiting portion abuts against the top of the boat type filter element (3), the inclined pipe (2) and the vertical pipe (1) are provided with a lower abutting plate (42), the top of the lower abutting plate (42) abuts against the bottom of the boat type filter element (3), the guide limiting portion and the lower abutting plate (42) form a sliding channel (43) for the boat type filter element (3) to slide, one end of the length direction of the inclined pipe (2) corresponds to the opening (11), the other end of the length direction of the inclined pipe (2) is provided with a limiting cover body (21) at the end of the sliding channel (43).

2. The Y-type filter of claim 1, wherein: The boat type filter element (3) comprises a horizontal plate (31), the filter port (32) is arranged above the horizontal plate (31), the filter port (32) extends along the length direction of the horizontal plate (31), the filter screen (33) is arranged at the bottom of the filter port (32), and the longitudinal section shape of the filter screen (33) is rectangular.

3. The Y-type filter of claim 2, wherein: The front end of the length direction of the horizontal plate (31) cooperates with the inner wall of the vertical pipe (1) and is semicircular, the rear end of the length direction of the horizontal plate (31) cooperates with the inner side of the limiting cover body (21) and is rectangular, the orthographic projection shape of the filter screen (33) at the front end position of the horizontal plate (31) is semicircular, and the orthographic projection shape of the filter screen (33) at the rear end position of the horizontal plate (31) is rectangular.

4. The Y-type filter of claim 2, wherein: The tail of the horizontal plate (31) is provided with a fixed plate (34), the top of the fixed plate (34) is connected with the horizontal plate (31), the side surface of the fixed plate (34) is connected with the filter screen (33), and the fixed plate (34) is trapezoidal.

5. The Y-type filter of claim 4, wherein: The end of the inclined pipe (2) is provided with a first flange (22), the circumferential direction of the limiting cover body (21) is provided with a second flange (23) matched with the first flange (22), the first flange (22) and the second flange (23) are connected through studs, and the inner side of the limiting cover body (21) abuts against the tail of the horizontal plate (31).

6. The Y-type filter of claim 4, wherein: The guide limiting portion comprises a limiting strip (41), the limiting strip (41) is welded on both sides of the inner wall of the width direction of the inclined pipe (2), and the limiting strip (41) extends to the vertical pipe (1).

7. The Y-type filter of claim 6, wherein: The lower abutting plate (42) is triangular, is arranged on both sides of the width direction of the inner wall of the inclined pipe (2), the top of the lower abutting plate (42) abuts with the bottom of the horizontal plate (31), the side of the lower abutting plate (42) abuts with the side of the filter screen (33), and the lower abutting plate (42) is uniformly distributed along the length direction of the inclined pipe (2).

8. The Y-type filter of claim 6, wherein: The lower abutting plate (42) is arranged on the bottom of the horizontal plate (31), the top of the lower abutting plate (42) abuts with the bottom of the filter screen (33), the lower abutting plate (42) extends along the length direction of the inclined pipe (2), the inclined pipe (2) is provided with a support plate (44) at the position of the lower abutting plate (42), the support plate (44) is arranged side by side on both sides of the lower abutting plate (42), the top of the support plate (44) abuts with the bottom of the horizontal plate (31), and the bottom of the support plate (44) is connected with the inclined pipe (2).

9. The Y-type filter of claim 8, wherein: The limiting cover body (21) is provided with a discharge hole (24), the discharge hole (24) is located between adjacent support plates (44), and the fixed plate (34) is provided with a handle (25).

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