CN217489979U

CN217489979U - Water inlet and outlet plate and filter element taking and lifting structure thereof

Info

Publication number: CN217489979U
Application number: CN202220660997.3U
Authority: CN
Inventors: 肖文斌; 章海龙; 王超; 孙斌; 于慎瑞
Original assignee: Zhejiang Lonsid Healthy Drinking Water Equipment Co ltd
Current assignee: Zhejiang Lonsid Healthy Drinking Water Equipment Co ltd
Priority date: 2022-03-24
Filing date: 2022-03-24
Publication date: 2022-09-27
Anticipated expiration: 2032-03-24

Abstract

The utility model discloses a water inlet and outlet plate and a filter element taking and lifting structure thereof, wherein the filter element taking and lifting structure comprises a pull rod, a pull rod limiting block connected with a barrel, a pull rod stroke block arranged at the lower end of the pull rod, a first connecting rod, a second connecting rod and a rotary buckle in clamping fit with a limiting groove of a filter element, and the pull rod limiting block is used for limiting the pull rod to move along the axis of the barrel; the rotary buckle is arranged below the filter element and is rotatably connected with the mounting seat, and the pull rod stroke block and the first connecting rod, the first connecting rod and the second connecting rod, and the second connecting rod and the rotary buckle are rotatably connected; when the pull rod is pulled, the pull rod drives the first connecting rod and the second connecting rod to move upwards, and the second connecting rod drives the rotating buckle to be separated from the limiting groove and rotate towards the direction far away from the filter element, so that the rotating buckle pushes the filter element to move upwards; a reset piece for driving the rotating buckle to reset is arranged between the rotating buckle and the mounting seat. Therefore, the pull rod can drive the rotating seat to rotate towards the direction far away from the filter element, so that the filter element is ejected by the rotating buckle, the operation is easy, and the disassembly and assembly efficiency is high.

Description

Water inlet and outlet plate and filter element taking and lifting structure thereof

Technical Field

The utility model relates to a business turn over water board technical field, more specifically say, relate to a get filter core and carry and draw structure. Furthermore, the utility model discloses still relate to one kind and get the business turn over water board that the filter core pulled the structure including the aforesaid.

Background

In the prior art, the filter element of the water inlet and outlet plate is mostly connected with the barrel through threads, so that when the filter element is taken out, the upper end or the barrel of the filter element needs to be rotated until the lower end face of the external thread of the filter element is higher than the upper end face of the internal thread of the barrel, and then the filter element is lifted out of the barrel.

Because the operating space is less and the filter core quality is heavier, the rotation operation is difficult, waste time and energy, and the dismouting efficiency of filter core is extremely low, is unfavorable for the change and the periodic overhaul of filter core.

In summary, a problem to be solved by those skilled in the art is how to provide a method for disassembling and assembling a filter element, which is easy to operate and high in disassembling and assembling efficiency.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a get filter core and carry structure, the pull rod can drive the direction rotation of roating seat to keeping away from the filter core for the filter core is detained ejecting by the rotation, and easy operation, dismouting are efficient.

Furthermore, the utility model also provides an including the aforesaid get the filter core and carry business turn over water board of drawing the structure.

In order to achieve the above object, the present invention provides the following technical solutions:

a filter element taking and pulling structure comprises a pull rod, a pull rod limiting block, a pull rod stroke block, a first connecting rod, a second connecting rod and a rotating buckle, wherein the pull rod limiting block is used for being connected with a cylinder body of a water inlet and outlet plate, the pull rod stroke block is arranged at the lower end of the pull rod, the rotating buckle is used for being matched with a limiting groove in the outer peripheral part of a filter element of the water inlet and outlet plate in a clamping mode, and the pull rod limiting block is used for limiting the pull rod to move along the axis of the cylinder body;

the rotary buckle is arranged below the filter element and is rotatably connected with the mounting seat of the water inlet and outlet plate, and the pull rod stroke block is rotatably connected with the first connecting rod, the first connecting rod is rotatably connected with the second connecting rod, and the second connecting rod is rotatably connected with the rotary buckle;

when the pull rod is pulled and is far away from the rotating buckle, the pull rod drives the first connecting rod and the second connecting rod to move upwards, and the second connecting rod drives the rotating buckle to be separated from the limiting groove and rotate towards the direction far away from the filter element, so that the rotating buckle pushes the filter element to move towards the pulling direction;

the rotary buckle and the installation seat are provided with a reset piece therebetween, and the reset piece is used for driving the rotary buckle to reset.

Preferably, the pull rod stroke block is provided with at least two groups of adjusting mounting holes for being connected with the first connecting rod, so that the connecting position of the pull rod stroke block and the first connecting rod can be adjusted.

Preferably, the first connecting rod is a straight rod, and the second connecting rod is a curved rod arranged around the cylinder;

the lower extreme of first connecting rod is equipped with U type spread groove, the both ends of U type spread groove all are equipped with rotatory round pin mounting hole.

Preferably, the rotary buckle comprises a bottom plate used for being abutted against the bottom surface of the filter element and a side plate vertically connected to the bottom plate, and a limiting protrusion used for being matched with the limiting groove is arranged on the inner surface of the side plate;

the outer surface of the side plate is provided with a first lug plate, and the first lug plate is connected with the second connecting rod through a third rotating pin;

the bottom surface of bottom plate is equipped with the second otic placode, the second otic placode with the mount pad passes through the fourth and rotates the pin junction.

Preferably, the number of the rotary buckles is two, and the two rotary buckles are arranged at two ends of a diagonal line of the mounting seat in a square shape.

Preferably, the axis of the pull rod is located in the symmetry plane of the two rotating buckles.

Preferably, the pull rod limiting block is connected with the barrel through a bolt.

Preferably, the upper end of the pull rod is provided with a pull ring which is convenient for a user to lift.

An business turn over water board, includes above-mentioned any one get filter core and carry and draw structure.

When the filter element is installed, the filter element is arranged in the cylinder body, the rotary buckle rotates in the direction far away from the filter element under the extrusion of the filter element, and the reset piece accumulates elastic potential energy; after the filter core is installed in place, the rotary buckle rotates towards the direction close to the filter core under the action of the reset piece, and the rotary buckle is clamped with the limiting groove of the filter core to complete locking and positioning of the filter core.

When the filter element is required to be disassembled, the pull rod is lifted upwards, the pull rod drives the first connecting rod and the second connecting rod to move upwards, the second connecting rod enables the rotary buckle to be separated from the limiting groove of the filter element and rotate towards the direction far away from the filter element, and the rotary buckle is arranged below the filter element and can push the filter element to move along the axis direction of the barrel body and towards the pulling force direction in a mode that the rotary buckle rotates outwards, so that the filter element is ejected out of the barrel body and the upper end of the filter element is exposed out of the barrel body, and a user can lift the filter element.

In the filter element taking and lifting structure provided by the utility model, the rotary buckle is arranged below the filter element and is in clamping fit with the limiting groove of the filter element, the filter element can be axially limited, and the rotary buckle is controlled to rotate outwards to push the filter element out of the barrel body; the pull rod can convert the pulling force into the torque of the rotating buckle rotating outwards through the first connecting rod and the second connecting rod, so that the control of the connecting state of the rotating buckle and the filter element is realized, the operation is simple and convenient, and the quick disassembly and the assembly of the filter element are facilitated.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is an assembly schematic view of the filter element taking and lifting structure provided by the present invention in a locked state;

FIG. 2 is a schematic cross-sectional view of FIG. 1;

fig. 3 is an assembly schematic diagram of the filter element taking and lifting structure provided by the present invention in a lifting state;

FIG. 4 is a schematic cross-sectional view of FIG. 3;

fig. 5 is a schematic structural view of the water inlet and outlet plate provided by the present invention;

fig. 6 is a schematic view of the structure in the vertical direction of fig. 5.

In fig. 1-6:

the device comprises a pull rod 1, a pull ring 11, a pull rod limiting block 12, a pull rod stroke block 2, a first connecting rod 3, a second connecting rod 4, a rotating buckle 5, a rotating pin 6, a torsion spring 7, a cylinder 10, a filter core 20 and a mounting seat 30.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The core of the utility model is to provide a get filter core and carry and draw structure, the pull rod can drive rotatory seat and rotate to the direction of keeping away from the filter core for it is ejecting that the filter core is detained by the rotation, and easily operation, dismouting are efficient.

Referring to fig. 1 to 6, fig. 1 is an assembly schematic view of a filter element taking and lifting structure provided by the present invention in a locked state; FIG. 2 is a schematic cross-sectional view of FIG. 1; fig. 3 is an assembly schematic view of the filter element taking and lifting structure provided by the present invention in a lifting state; FIG. 4 is a schematic cross-sectional view of FIG. 3; fig. 5 is a schematic structural view of the water inlet and outlet plate provided by the present invention; fig. 6 is a schematic view of the structure in the vertical direction of fig. 5.

The utility model provides a get filter core and carry and draw structure, including pull rod 1, be used for with the barrel 10 of business turn over water board be connected pull rod stopper 12, set up in pull rod 1 lower extreme pull rod stroke piece 2, first connecting rod 3, second connecting rod 4 and be used for with business turn over water board filter core 20 outer peripheral part spacing groove joint complex rotatory buckle 5, pull rod stopper 12 is used for limiting pull rod 1 along the axis of barrel 10 to move; the rotary buckle 5 is arranged below the filter element 20, the rotary buckle 5 is rotatably connected with the mounting seat 30 of the water inlet and outlet plate, and the pull rod stroke block 2 is rotatably connected with the first connecting rod 3, the first connecting rod 3 is rotatably connected with the second connecting rod 4, and the second connecting rod 4 is rotatably connected with the rotary buckle 5; when the pull rod 1 is pulled and is far away from the rotating buckle 5, the pull rod 1 drives the first connecting rod 3 and the second connecting rod 4 to move upwards, and the second connecting rod 4 drives the rotating buckle 5 to be separated from the limiting groove and rotate towards the direction far away from the filter element 20, so that the rotating buckle 5 pushes the filter element 20 to move towards the pulling force direction; a reset piece is arranged between the rotating buckle 5 and the mounting seat 30 and used for driving the rotating buckle 5 to reset.

Referring to fig. 1 to 6, the rod travel block 2 is connected to the upper end of the first link 3 by a first rotation pin, the lower end of the first link 3 is connected to the upper end of the second link 4 by a second rotation pin, the lower end of the second link 4 is connected to the rotation buckle 5 by a third rotation pin, and the rotation buckle 5 is connected to the mounting base 30 by a fourth rotation pin.

The first rotating pin, the second rotating pin, the third rotating pin and the fourth rotating pin may be collectively referred to as the rotating pins 6, and the material, the size and the like of each rotating pin 6 are checked, calculated and determined according to the connection strength requirement at each connection point, which is not described herein again.

The rotating buckle 5 is hinged with the mounting seat 30 and can rotate around a fourth rotating pin relative to the mounting seat 30; the rotary buckle 5 is arranged below the filter element 20, and the rotary buckle 5 is clamped with a limiting groove on the outer periphery of the filter element 20 so as to axially limit the filter element 20.

When the rotating buckle 5 is clamped with the limiting groove, as shown in fig. 1 and fig. 2, the rotating buckle 5 limits the axial displacement of the filter element 20 through clamping and matching of the rotating buckle and the limiting groove, so that the locking and positioning of the filter element 20 are realized; on the contrary, when the rotating buckle 5 is separated from the limiting groove and rotates towards the direction far away from the filter element 20, the assembling surface of the rotating buckle 5 and the filter element 20 is continuously lifted, the filter element 20 is ejected out of the upper end surface of the cylinder 10, and the upper end of the filter element 20 is exposed out of the cylinder 10.

In order to drive the rotating buckle 5 to reset, a resetting piece is arranged between the rotating buckle 5 and the mounting seat 30. One end of the reset piece is connected with the rotating buckle 5, the other end of the reset piece is connected with the mounting seat 30, and when the rotating buckle 5 rotates towards the direction far away from the filter element 20, the reset piece deforms and accumulates elastic potential energy; when the external force for driving the rotating buckle 5 to rotate is cancelled, the rotating buckle 5 resets under the action of the resetting piece.

The piece that resets can set up to common the piece that resets such as spring, torsional spring 7, and the specific kind, the material and the size that reset the piece are confirmed according to the needs in the actual production, and no longer repeated here.

Preferably, in order to make the filter element 20 relatively uniformly stressed during the lifting process, the number of the rotating buckles 5 may be two, and the two rotating buckles 5 are disposed at two ends of a diagonal line of the square mounting seat 30. Therefore, the rotating buckle 5 can form two stress points at the bottom of the filter element 20, and the rubbing collision between the filter element 20 and the cylinder 10 caused by the stress on one side of the bottom of the filter element 20 is avoided.

The pull rod 1 is used for bearing a pulling force to provide a power for rotating the rotating buckle 5, and preferably, the upper end of the pull rod 1 is provided with a pull ring 11 for facilitating the pulling of a user, and the specific shape and size of the pull ring 11 are determined according to the diameter of the cylinder 10, the diameter of the pull rod 1 and other factors in actual production.

When the number of the rotating buckles 5 is two, it is preferable that the axis of the pull rod 1 is located in a symmetrical plane of the two rotating buckles 5 to simplify the structures of the first connecting rod 3 and the second connecting rod 4, etc.

In order to limit the movement of the pull rod 1 along the axial direction of the cylinder 10, a pull rod limiting block 12 is disposed on the outer periphery of the cylinder 10, and the pull rod 1 is mounted in a pull rod mounting hole of the pull rod limiting block 12. The shape of the pull rod limiting block 12 is not limited, and the pull rod limiting block may be a rectangular limiting block shown in fig. 1, or may be a cylindrical limiting block or a semi-cylindrical limiting block, etc.

The pull rod limiting block 12 can be connected with the cylinder 10 in a non-detachable connection mode such as welding and the like so as to enhance the connection strength; the pull rod can also be connected with the cylinder body 10 in a detachable connection mode such as bolt connection, pin connection and the like so as to facilitate the installation and the detachment of the pull rod 1; it may also be provided as an integral structure with the cartridge 10.

Preferably, considering factors such as processing cost, the pull rod limiting block 12 can be connected with the barrel 10 through bolts, the connection mode is simple, the connection strength is high, and the pull rod 1 is convenient to mount.

A pull rod stroke block 2 is arranged below the pull rod 1, and the pull rod stroke block 2 is connected with the pull rod 1 and the first connecting rod 3 so as to drive the first connecting rod 3 to rotate around the second rotating pin through the movement of the pull rod 1. The shape, size and the like of the second stroke block 2 are determined according to the relative positions of the pull rod 1 and the first connecting rod 3 in actual production, the sizes of the two and the like.

The first connecting rod 3 and the second connecting rod 4 are used for converting the tension of the pull rod 1 into torque for driving the rotating buckle 5 to rotate, and the specific shape, size, position and connection mode of the first connecting rod 3 and the second connecting rod 4 are determined according to the actual production requirement.

When the filter element 20 is installed, the filter element 20 is installed in the cylinder 10, the rotating buckle 5 rotates towards the direction far away from the filter element 20 under the extrusion of the filter element 20, and the reset part accumulates elastic potential energy; after the filter element 20 is installed in place, the rotating buckle 5 rotates towards the direction close to the filter element 20 under the action of the reset piece, and the rotating buckle 5 is clamped with the limiting groove of the filter element 20 to complete the locking and positioning of the filter element 20.

When the filter element 20 needs to be disassembled, the pull rod 1 is lifted upwards, the pull rod 1 drives the first connecting rod 3 and the second connecting rod 4 to move upwards, the second connecting rod 4 moves upwards to enable the rotary buckle 5 to be separated from the limiting groove of the filter element 20 and rotate towards the direction far away from the filter element 20, the rotary buckle 5 is arranged below the filter element 20, the filter element 20 can be pushed to move along the axis direction of the cylinder 10 and towards the pulling force direction by the outward rotation of the rotary buckle 5, the filter element 20 is pushed out of the cylinder 10, the upper end of the filter element 20 is exposed out of the cylinder 10, and therefore the filter element 20 can be conveniently lifted out by a user.

In this embodiment, the rotating buckle 5 is disposed below the filter element 20 and is in clamping fit with a limiting groove of the filter element 20, so as to axially limit the filter element 20, and the rotating buckle 5 is controlled to rotate outwards, so that the filter element 20 is ejected out of the barrel 10; the pull rod 1 can convert the pulling force into the torque of the rotating buckle 5 rotating outwards through the first connecting rod 3 and the second connecting rod 4, so that the connection state of the rotating buckle 5 and the filter element 20 can be controlled, the operation is simple and convenient, and the quick assembly and disassembly of the filter element 20 are facilitated.

Preferably, the first connecting rod 3 is a straight rod, and the second connecting rod 4 is a curved rod arranged around the cylinder 10; the lower extreme of first connecting rod 3 is equipped with U type spread groove, and the both ends of U type spread groove all are equipped with rotatory round pin mounting hole. During assembly, the second link 4 is inserted into the U-shaped connecting groove of the first link 3 and connected by the second rotating pin to enhance the connection strength and stability between the first link 3 and the second link 4.

Preferably, the reset element may include a torsion spring 7 sleeved outside the fourth rotating pin, one end of the torsion spring 7 is connected with the rotating buckle 5, and the other end of the torsion spring 7 is connected with the mounting seat 30.

When the rotating buckle 5 rotates towards the direction far away from the filter element 20, the torsion spring 7 deforms and accumulates elastic potential energy; on the contrary, when the external force driving the rotating buckle 5 disappears, the rotating buckle 5 rotates towards the direction close to the filter element 20 under the action of the elastic restoring force of the torsion spring 7, and is finally clamped with the limiting groove of the filter element 20.

On the basis of the above embodiment, the tie rod stroke block 2 may be provided with at least two sets of adjusting mounting holes for connecting with the first connecting rod 3, so as to adjust the connecting position of the tie rod stroke block 2 and the first connecting rod 3. By changing the connecting position of the pull rod stroke block 2 and the first connecting rod 3, the lifting stroke required for ejecting the filter element 20 can be changed.

It should be noted that, if the number of the rotating buckles 5 is N, the group of the adjusting and mounting holes includes N first connecting rods 3 that can meet the connection requirement of the N first connecting rods 3 corresponding to the N rotating buckles 5 one to one.

The adjusting mounting holes can also be uniformly distributed along the length direction of the pull rod stroke block 2, and can also be distributed according to the requirement of equidistant lifting strokes, namely the lifting strokes corresponding to any two adjacent groups of adjusting mounting holes are arranged to have the same difference.

Taking the lifting height of the pull rod 1 as L, and the distance between the first rotating pin connecting the first connecting rod 3 and the pull rod stroke block 2 and the axis of the pull rod 1 as d, on the premise that the lifting height L of the pull rod 1 is certain and the length of the first connecting rod 3 is certain, the farther the distance d between the first rotating pin and the axis of the pull rod 1 is, the smaller the rotating angle of the first connecting rod 3 is, and the certain rotating angle required by the rotating buckle 5 to eject the filter element 20 is, so that the lifting stroke required by ejecting the filter element 20 is increased.

On the basis of the above embodiment, the structure of the rotating buckle 5 is limited, the rotating buckle 5 comprises a bottom plate used for being abutted against the bottom surface of the filter element 20 and a side plate vertically connected to the bottom plate, and the inner surface of the side plate is provided with a limiting protrusion used for being matched with the limiting groove; the outer surface of the side plate is provided with a first lug plate, and the first lug plate is connected with the second connecting rod 4 through a third rotating pin; the bottom surface of the bottom plate is provided with a second lug plate, and the second lug plate is connected with the mounting seat 30 through a fourth rotating pin.

Except that the aforesaid is got the filter core and is carried and draw the structure, the utility model discloses still provide a get the filter core including the disclosure of above-mentioned embodiment and carry the business turn over water board that draws the structure, this business turn over water board includes the filter core of getting that the above-mentioned embodiment is disclosed and carries and draw the structure, the structure of other each parts of this business turn over water board please refer to prior art, this text is no longer repeated.

It should be noted that, in the present document, the first link 3 and the second link 4, and the first, second, third, and fourth rotation pins among the first rotation pin, the second rotation pin, the third rotation pin, and the fourth rotation pin are only used to distinguish the difference of the positions, and do not limit the sequence.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

It is right above that the utility model provides a business turn over water board and it gets the filter core and carry the structure and carry out the detailed introduction. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims

1. The filter element taking and pulling structure is characterized by comprising a pull rod (1), a pull rod limiting block (12) used for being connected with a cylinder (10) of a water inlet and outlet plate, a pull rod stroke block (2) arranged at the lower end of the pull rod (1), a first connecting rod (3), a second connecting rod (4) and a rotating buckle (5) used for being in clamping fit with a limiting groove in the peripheral part of a filter element (20) of the water inlet and outlet plate, wherein the pull rod limiting block (12) is used for limiting the pull rod (1) to move along the axis of the cylinder (10);

the rotary buckle (5) is arranged below the filter element (20), the rotary buckle (5) is rotatably connected with a mounting seat (30) of the water inlet and outlet plate, and the pull rod stroke block (2) is rotatably connected with the first connecting rod (3), the first connecting rod (3) is rotatably connected with the second connecting rod (4), and the second connecting rod (4) is rotatably connected with the rotary buckle (5);

when the pull rod (1) is pulled and far away from the rotating buckle (5), the pull rod (1) drives the first connecting rod (3) and the second connecting rod (4) to move upwards, and the second connecting rod (4) drives the rotating buckle (5) to be separated from the limiting groove and rotate towards the direction far away from the filter element (20), so that the rotating buckle (5) pushes the filter element (20) to move towards the pulling direction;

the rotary buckle (5) and the installation seat (30) are provided with a reset piece therebetween, and the reset piece is used for driving the rotary buckle (5) to reset.

2. The cartridge extraction pulling arrangement according to claim 1, wherein the draw rod stroke block (2) is provided with at least two sets of adjustment mounting holes for connection with the first connecting rod (3) in order to adjust the connection position of the draw rod stroke block (2) with the first connecting rod (3).

3. The filter element taking and lifting structure according to claim 2, wherein the first connecting rod (3) is a straight rod, and the second connecting rod (4) is a curved rod arranged around the cylinder body (10);

the lower extreme of first connecting rod (3) is equipped with U type spread groove, the both ends of U type spread groove all are equipped with the swivelling pin mounting hole.

4. The filter element taking and pulling structure according to claim 3, wherein the rotating buckle (5) comprises a bottom plate used for being abutted against the bottom surface of the filter element (20) and a side plate vertically connected to the bottom plate, and the inner surface of the side plate is provided with a limiting bulge used for being matched with the limiting groove;

a first lug plate is arranged on the outer surface of the side plate and connected with the second connecting rod (4) through a third rotating pin;

the bottom surface of bottom plate is equipped with the second otic placode, the second otic placode with mount pad (30) are through the rotatory pin connection of fourth.

5. A filter element extraction pulling structure according to any one of claims 1 to 4, wherein the number of the rotating buckles (5) is two, and the two rotating buckles (5) are provided at both ends of a diagonal line of the square mounting seat (30).

6. The cartridge extraction pulling arrangement according to claim 5, wherein the axis of the pulling rod (1) lies in the plane of symmetry of the two rotary clasps (5).

7. The filter element extraction pulling structure according to any one of claims 1 to 4, wherein the pull rod limiting block (12) is in bolted connection with the barrel (10).

8. A cartridge extraction pulling arrangement according to any one of claims 1 to 4, wherein the upper end of the pulling rod (1) is provided with a pulling loop (11) for facilitating pulling by a user.

9. An access panel comprising the cartridge extraction pull arrangement of any one of claims 1-8.