CN217340349U

CN217340349U - Y-shaped filter

Info

Publication number: CN217340349U
Application number: CN202221265405.4U
Authority: CN
Inventors: 柳庆丰
Original assignee: Shanghai Shpes Pipe Industrial Co ltd
Current assignee: Shanghai Shpes Pipe Industrial Co ltd
Priority date: 2022-05-13
Filing date: 2022-05-13
Publication date: 2022-09-02
Anticipated expiration: 2032-05-13

Abstract

The utility model belongs to the technical field of the filter technique and specifically relates to a Y type filter is related to, inlet tube including a body coupling, outlet pipe and filter tube, the inside inhalant canal that forms of inlet tube, the inside exhalant canal that forms and inhalant canal communicate with each other of outlet tube, the inside of filter tube is provided with the filter screen section of thick bamboo, and the filter screen section of thick bamboo is located between inhalant canal and the exhalant canal, the inhalant canal is close to the one end formation inhalant acceleration channel of exhalant canal, the exhalant canal is close to the one end formation exhalant acceleration channel of inhalant acceleration channel, and the inhalant acceleration channel all is less than inhalant canal's internal diameter and exhalant acceleration channel's internal diameter, the filter screen section of thick bamboo is located between inhalant acceleration channel and exhalant acceleration channel. The Y-shaped filter has the effect of reducing the possibility of blockage of the Y-shaped filter.

Description

Y-shaped filter

Technical Field

The application relates to the technical field of filters, in particular to a Y-shaped filter.

Background

The Y-filter is an indispensable filtering device for the pipeline system for conveying medium, and is usually installed at the inlet end of a pressure reducing valve, a pressure relief valve, a level valve or other equipment for removing impurities in the medium to protect the normal use of the valve and the equipment.

In the related technology, the Y-shaped filter comprises a water inlet pipe, a water outlet pipe and a filter pipe, wherein a filter screen cylinder is arranged in the filter pipe and is positioned between water flow channels of the water inlet pipe and the water outlet pipe; when the water flow with impurities flows into the Y-shaped filter from the water inlet of the water inlet pipe, the filtering net cylinder can block the impurities in the water, and filtered water passing through the filtering net cylinder flows out from the water outlet of the water outlet pipe.

Aiming at the related art, the inventor thinks that when water with impurities flows through the filter screen, the impurities are easy to accumulate in the mesh of the filter screen cylinder, when the water flow speed in the Y-shaped filter is insufficient, the impurities blocking the mesh of the filter screen cylinder cannot be flushed away by water flow in time, and after the Y-shaped filter is used for a long time, the blockage is easy to occur, so that the filtering effect of the Y-shaped filter is influenced.

SUMMERY OF THE UTILITY MODEL

In order to reduce the possibility of Y-type filter clogging, the present application provides a Y-type filter.

The application provides a Y type filter adopts following technical scheme:

the utility model provides a Y type filter, inlet tube, outlet pipe and filter tube including an organic whole connection, the inside inhalant canal that forms of inlet tube, the inside communicating exhalant canal with inhalant canal that forms of outlet pipe, the inside of filter tube is provided with the filter screen section of thick bamboo, just the filter screen section of thick bamboo is located between inhalant canal and the exhalant canal, inhalant canal is close to the one end of exhalant canal forms into water with higher speed the passageway, the exhalant canal is close to the one end of intaking with higher speed the passageway and forms out water with higher speed the passageway, just the internal diameter of intaking with higher speed the passageway and play water with higher speed the passageway all is less than inhalant canal's internal diameter and exhalant canal's internal diameter, the filter screen section of thick bamboo is located intaking with higher speed the passageway with play water with higher speed between the passageway.

By adopting the technical scheme, when the Y-shaped filter performs filtering work, water flow enters from the water inlet channel of the water inlet pipe, and enters into the water inlet accelerating channel through the water inlet channel, because the inner diameter of the water inlet accelerating channel is smaller than that of the water inlet channel, and the water flow in unit time is the same, the speed of the water flow at the water inlet accelerating channel is increased, the water flow can rapidly enter into the filter screen cylinder, and because the water outlet accelerating channel is also small in caliber, the water liquid filtered by the filter screen cylinder can rapidly enter into the water outlet accelerating channel; the water inlet accelerating channel and the water outlet accelerating channel can improve the flow velocity of water flow in the filter screen cylinder, when impurities block the meshes of the filter screen cylinder, the blockage at the mesh positions can be flushed through the accelerated water flow, the possibility of blockage of the Y-shaped filter is reduced, and the filtering effect of the Y-shaped filter is improved.

Preferably, inhalant canal and the acceleration of intaking passageway are coaxial, and the inlet tube is located inhalant canal and the acceleration of intaking passageway's junction forms the arc step.

Through adopting above-mentioned technical scheme, the arc step makes entering into water acceleration channel that rivers of inhalant canal department can be more smooth and easy in, has reduced the resistance that rivers received, can improve the acceleration effect of rivers in the inhalant acceleration channel.

Preferably, the filter tube is close to the one end inner peripheral wall that advances the water channel with higher speed and forms the holding ring, the holding ring is located the water channel with higher speed and goes out between the water channel with higher speed, the holding ring is close to one side formation constant head tank of filter tube, the one end joint of filter screen section of thick bamboo in the constant head tank, the both ends of holding ring communicate with each other with filter screen section of thick bamboo and the passageway with higher speed of intaking respectively, the one end that the holding ring was kept away from to the filter tube is provided with and seals up the filter screen section of thick bamboo in the inside seal assembly of filter tube.

By adopting the technical scheme, the positioning groove formed in the positioning ring is convenient for positioning the filter screen cylinder in the filter pipe, the possibility that the overflowing screen cylinder is loosened in the filter pipe is reduced, and the filtering effect is improved.

Preferably, the inner diameter of the positioning ring is smaller than that of the water inlet acceleration channel.

Through adopting above-mentioned technical scheme, when the rivers of the accelerated passage department of intaking when entering into filter screen section of thick bamboo inside, because the internal diameter of holding ring is less, rivers can carry out the secondary acceleration rate in holding ring department for rivers can be fast through filter screen section of thick bamboo, have reduced the possibility that Y type filter received the jam.

Preferably, seal assembly includes sealed threaded ring and sealed head, sealed threaded ring is fixed in the filter tube and keeps away from the internal perisporium of holding ring one end, the internal perisporium of sealed threaded ring forms the screw thread, sealed head threaded connection is in sealed threaded ring, just sealed head supports tightly in filtering the one end that the holding ring was kept away from to the mesh.

By adopting the technical scheme, when the sealing head is arranged on the sealing threaded ring, the sealing head and the positioning ring clamp the filter screen cylinder together, so that the possibility of loosening the filter screen cylinder is reduced, and the filtering effect is improved; and sealed first threaded connection is in sealed threaded ring, and convenient the dismantlement is convenient for take out the filter mesh and is cleared up.

Preferably, one end of the filter screen cylinder, which is close to the positioning ring, is fixed with a fastening ring, and the fastening ring is attached to the groove wall of the positioning groove.

Through adopting above-mentioned technical scheme, the tighrening ring can laminate in the constant head tank, has improved the location effect of filter screen section of thick bamboo in the constant head tank, has reduced the filter screen section of thick bamboo and has produced not hard up possibility.

Preferably, the groove wall of the positioning groove forms a smooth fillet part, and the fastening ring is attached to the fillet part.

Through adopting above-mentioned technical scheme, when the position department of rivers flow through the filter screen, the tighrening ring can produce the relative displacement of small-amplitude with the cell wall of constant head tank, and fillet portion can reduce the wearing and tearing that receive between the cell wall of tighrening ring and constant head tank.

Preferably, the ratio of the inner diameter of the water inlet channel to the inner diameter of the water inlet accelerating channel is 1: (0.7-0.9).

Through adopting above-mentioned technical scheme, when inhalant canal and the internal diameter difference of the accelerated passageway of intaking were too big, rivers were great when entering into the accelerated passageway of intaking the resistance that receives, and rivers produced acceleration effect is not good, when this ratio scope for rivers are better at the produced acceleration effect of the accelerated passageway department of intaking.

In summary, the present application includes at least one of the following beneficial technical effects:

1. by arranging the small-caliber water inlet accelerating channel and the small-caliber water outlet accelerating channel, the water flow can generate accelerating effects at the water inlet accelerating channel and the water outlet accelerating channel, so that the water flow can rapidly pass through the filter screen cylinder, when impurities block meshes of the filter screen cylinder, the accelerated water flow can flush away blockages at the meshes, the possibility of blocking of the Y-shaped filter is reduced, and the filtering effect of the Y-shaped filter is improved;

2. through being equipped with the arc step at inhalant canal and the junction of the accelerated passageway of intaking for the rivers of inhalant canal department can be more smooth and easy enter into the accelerated passageway of intaking in, reduced the resistance that rivers received, can improve the acceleration effect of rivers in the inhalant acceleration passageway.

Drawings

FIG. 1 is a schematic view showing an overall appearance structure of a Y-type filter according to the present embodiment;

FIG. 2 is a sectional view showing the internal structure of a Y-type filter according to the present embodiment;

fig. 3 is a partially enlarged view of a portion a in fig. 2.

Reference numerals: 1. a water inlet pipe; 2. a water outlet pipe; 3. a filter tube; 4. a filter screen cylinder; 5. a water inlet channel; 6. a water outlet channel; 7. a water inlet acceleration channel; 8. an outlet water acceleration channel; 9. an arc-shaped step; 10. a positioning ring; 11. positioning a groove; 12. a rounded corner portion; 13. a fastening ring; 14. a seal assembly; 141. sealing the threaded ring; 142. and (6) sealing the head.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a Y type filter.

Referring to fig. 1 and 2, a Y-type filter includes an inlet pipe 1, an outlet pipe 2 and a filter pipe 3 which are integrally formed, and the three are hollow structures; the axis of inlet tube 1 and outlet pipe 2 is parallel, and the filter tube 3 slope is fixed in between inlet tube 1 and the outlet pipe 2, and filter tube 3 inclines towards one side of outlet pipe 2. A filter screen cylinder 4 is detachably arranged in the filter pipe 3, and the filter screen cylinder 4 is positioned between the water inlet pipe 1 and the water outlet pipe 2.

Referring to fig. 2, a water inlet channel 5 is formed inside the water inlet pipe 1, a water outlet channel 6 is formed inside the water outlet pipe 2, the water inlet channel 5 is communicated with the water outlet channel 6, the inner diameters of the water inlet channel 5 and the water outlet channel 6 are the same, and the filter screen cylinder 4 is positioned between the water inlet channel 5 and the water outlet channel 6. One end of the water inlet channel 5 close to the filter screen cylinder 4 is provided with a water inlet accelerating channel 7 which is coaxial with the water inlet channel 5, one end of the water outlet channel 6 close to the filter screen cylinder 4 is provided with a water outlet accelerating channel 8 which is coaxial with the water outlet channel 6, the inner diameters of the water inlet accelerating channel 7 and the water outlet accelerating channel 8 are the same, and the inner diameters of the water inlet accelerating channel 7 and the water outlet accelerating channel 8 are both smaller than the inner diameter of the water inlet channel 5.

When the Y-shaped filter performs filtering work, water flow with impurities enters from the water inlet channel 5, and as the inner diameter of the water inlet accelerating channel 7 is smaller than that of the water inlet channel 5 and the water flow in unit time is the same, the speed of the water flow is increased when the water flow passes through the water inlet accelerating channel 7; accelerated water flow enters the inside of the filter screen cylinder 4, the water flow filtered by the filter screen cylinder 4 enters the water outlet acceleration channel 8, and the water flow can also form water flow with a higher flow speed at the water outlet acceleration channel 8. The water inlet accelerating channel 7 and the water outlet accelerating channel 8 enable water flow to rapidly pass through the filter screen cylinder 4. When the impurities block the meshes of the filter screen cylinder 4, the accelerated water flow can flush away the blocking objects at the meshes, so that the blocking possibility of the Y-shaped filter is reduced, and the filtering effect of the Y-shaped filter is improved.

When the difference between the inner diameters of the water inlet channel 5 and the water inlet accelerating channel 7 is too small, the generated accelerating effect is poor; when the difference between the inner diameters of the water inlet channel 5 and the water inlet accelerating channel 7 is too large, the resistance of the water flow entering the water inlet accelerating channel 7 from the water inlet channel 5 is large, and the accelerating effect of the water flow in the water inlet accelerating channel 7 is poor; in order to enable the water flow to generate a larger acceleration ratio in the water inlet acceleration channel 7, the ratio of the inner diameter of the water inlet channel 5 to the inner diameter of the water inlet acceleration channel 7 is 1 (0.7-0.9), in this embodiment, the ratio of the inner diameter of the water inlet channel 5 to the inner diameter of the water inlet acceleration channel 7 is 1:0.8, and in this ratio range, the acceleration effect generated by the water inlet channel 5 is better.

The water inlet pipe 1 is positioned at the joint of the water inlet channel 5 and the water inlet accelerating channel 7 to form an arc-shaped step 9, the arc-shaped step 9 enables water flow in the water inlet channel 5 to enter the water inlet accelerating channel 7 more smoothly, resistance to the water flow is reduced, and the accelerating effect of the water flow in the water inlet accelerating channel 7 is improved; the water outlet pipe 2 is positioned at the joint of the water outlet channel 6 and the water outlet accelerating channel 8 to form an arc-shaped step 9, so that filtered water liquid can more easily enter the water outlet channel 6 from the water outlet accelerating channel 8.

Referring to fig. 2 and 3, a positioning ring 10 is formed on the inner peripheral wall of the filter pipe 3 close to the water inlet accelerating passage 7, a positioning groove 11 is formed on one side of the positioning ring 10 far away from the water inlet accelerating passage 7, a smooth round corner 12 is formed on the wall of the positioning groove 11, and the filter screen cylinder 4 is clamped in the positioning groove 11. One end of the filter screen cylinder 4 close to the positioning groove 11 is integrally connected with a fastening ring 13, and the fastening ring 13 is attached to the groove wall of the positioning groove 11. The rounded portion 12 reduces wear between the fastening ring 13 and the groove wall of the positioning groove 11, so that the overall service life can be extended.

The internal diameter of holding ring 10 is less than the internal diameter of intake accelerating channel 7, and rivers need enter into filter screen cylinder 4 through holding ring 10 after intake accelerating channel 7 in, and rivers can carry out the secondary acceleration rate when the holding ring 10 of small-bore, even the internal diameter of filter screen cylinder 4 is greater than the internal diameter of holding ring 10, under the effect of inertial force, also can produce the faster rivers of speed in the filter screen cylinder 4, can reduce the possibility that filter screen cylinder 4 produced the jam.

Referring to fig. 1 and 2, a sealing assembly 14 for sealing the filter screen cylinder 4 inside the filter pipe 3 is installed at an end of the filter pipe 3 away from the positioning ring 10, the sealing assembly 14 includes a sealing threaded ring 141 and a sealing head 142, the sealing threaded ring 141 is fixed to an inner peripheral wall of the end of the filter pipe 3 away from the positioning ring 10, the inner peripheral wall of the sealing threaded ring 141 forms an internal thread, the sealing head 142 forms an external thread matched with the sealing threaded ring 141, and the sealing head 142 is detachably installed on the sealing threaded ring 141 through a threaded connection. When the sealing head 142 is mounted on the sealing threaded ring 141, the sealing head 142 abuts against the end of the filter screen cylinder 4 away from the positioning ring 10, so that the filter screen cylinder 4 is not easily loosened in the filter pipe 3. And sealing head 142 also conveniently dismantles, conveniently takes out filter screen cylinder 4 from filter tube 3, and the staff of being convenient for is timely clears up filter screen cylinder 4, improves filter screen cylinder 4's filter effect.

The implementation principle of the Y-shaped filter in the embodiment of the application is as follows: when the Y-shaped filter performs filtering work, water flow with impurities enters from the water inlet channel 5, and the speed of the water flow is increased when the water flow flows through the water inlet accelerating channel 7 because the inner diameter of the water inlet accelerating channel 7 is smaller than that of the water inlet channel 5; accelerated water flow enters the inside of the filter screen cylinder 4, the water flow filtered by the filter screen cylinder 4 enters the water outlet acceleration channel 8, and the water flow can also form water flow with a higher flow speed at the water outlet acceleration channel 8. The water inlet accelerating channel 7 and the water outlet accelerating channel 8 enable water flow to rapidly pass through the filter screen cylinder 4. When the impurities block the meshes of the filter screen cylinder 4, the accelerated water flow can wash away the blocking objects at the meshes, so that the possibility of blocking the Y-shaped filter is reduced, and the filtering effect of the Y-shaped filter is improved.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a Y type filter, includes inlet tube (1), outlet pipe (2) and filter tube (3) of a body coupling, inlet tube (1) inside forms inlet channel (5), and outlet pipe (2) inside forms communicating outlet channel (6) with inlet channel (5), the inside of filter tube (3) is provided with filter screen section of thick bamboo (4), just filter screen section of thick bamboo (4) are located between inlet channel (5) and outlet channel (6), its characterized in that: inhalant canal (5) are close to the one end of exhalant canal (6) forms inhalant accelerating passage (7), exhalant canal (6) are close to the one end of inhalant accelerating passage (7) and form exhalant accelerating passage (8), just inhalant accelerating passage (7) and exhalant accelerating passage (8)'s internal diameter all is less than the internal diameter of inhalant canal (5) and exhalant canal (6), filter screen section of thick bamboo (4) are located inhalant accelerating passage (7) with exhalant accelerating between passage (8).

2. A Y-strainer according to claim 1 wherein: inhalant canal (5) and inhalant accelerating channel (7) are coaxial, and inlet tube (1) is located inhalant canal (5) and the junction of inhalant accelerating channel (7) form arc step (9).

3. A Y-strainer according to claim 1 wherein: filter tube (3) are close to the one end internal perisporium formation holding ring (10) of intake accelerating channel (7), holding ring (10) are located intake accelerating channel (7) and go out between water accelerating channel (8), holding ring (10) are close to one side of filter tube (3) forms constant head tank (11), the one end joint of filter screen section of thick bamboo (4) in constant head tank (11), the both ends of holding ring (10) communicate with each other with filter screen section of thick bamboo (4) and intake accelerating channel (7) respectively, the one end that holding ring (10) were kept away from in filter tube (3) is provided with and seals up filter screen section of thick bamboo (4) in filter tube (3) inside seal assembly (14).

4. A Y-strainer according to claim 3 wherein: the inner diameter of the positioning ring (10) is smaller than that of the water inlet accelerating channel (7).

5. A Y-strainer according to claim 3 wherein: the sealing assembly (14) comprises a sealing threaded ring (141) and a sealing head (142), the sealing threaded ring (141) is fixed on the filtering pipe (3) and is far away from the inner peripheral wall of one end of the positioning ring (10), threads are formed on the inner peripheral wall of the sealing threaded ring (141), the sealing head (142) is connected to the sealing threaded ring (141) in a threaded mode, and the sealing head (142) abuts against one end, far away from the positioning ring (10), of a filtering mesh hole.

6. A Y-strainer according to claim 3 wherein: one end of the filter screen cylinder (4) close to the positioning ring (10) is fixed with a fastening ring (13), and the fastening ring (13) is attached to the wall of the positioning groove (11).

7. A Y-strainer according to claim 6 wherein: the groove wall of the positioning groove (11) forms a smooth fillet part (12), and the fastening ring (13) is attached to the fillet part (12).

8. A Y-strainer according to claim 1 wherein: the internal diameter of inhalant canal (5) and the internal diameter ratio of inhalant accelerating passage (7) are 1: (0.7-0.9).