CN222468319U - Quick-change filter flask structure - Google Patents

Abstract

The application provides a quick-change filter bottle structure, which belongs to the field of water purifier equipment and comprises a main body, a filter bottle, an end cover, a clamp and an elastic clamping piece, wherein the filter bottle is arranged in the main body, the end cover is covered on the top of the filter bottle, the elastic clamping piece is positioned between the end cover and the filter bottle and is propped against the bottom of the end cover, a first mounting part is arranged at the top of the filter bottle, the elastic clamping piece is arranged on the first mounting part, the clamp is fixedly provided with a cam structure, the cam structure is arranged on the first mounting part and is used for compressing the elastic clamping piece, the main body is provided with a clamping groove, the elastic clamping piece is clamped with the clamping groove when the filter bottle is arranged on the main body, and the clamp is lifted and separated from the clamping groove under the rotating action of the cam structure when the filter bottle is replaced. This scheme adopts the structure of integral type shell fragment or preforming and spring complex structure, through the automatic resilience of elastic muscle or spring, directly fixes the locking filter flask from the terminal surface, reduces the use of spare part and fixed knot simple structure, realizes a new filter flask fixed mode.

Description

Quick-change filter flask structure

Technical Field

The utility model belongs to the field of water purifier equipment, and particularly relates to a quick-change filter flask structure.

Background

The filter flask in a water purifier apparatus is typically required to be secured to a body or waterway plate. If the filter flask is not fixed in the machine, the filter flask can be separated and run water during normal use, so that the machine cannot work, but the prior art often uses a complex structure to fix the filter flask or can take out the filter flask only by a large force.

Most of the filter bottles in the market are installed in a rotary mode, more parts and parts are needed, a special rotary base is needed, a plurality of screws are needed for locking, reverse rotation is needed when the filter bottles are taken out, friction between two pressing turnplates and rubber rings is needed to be overcome, the rotary friction force between the filter bottles and the base is large, and the filter bottles can be reversely rotated out of the base only by extremely large torsion.

The prior art discloses a filter bottle and filter bottle cap connecting and rotating structure (patent application number: CN 202023068358.8), which comprises a plurality of lock catches arranged on the outer peripheral surface of the bottom of a filter bottle body handle, wherein the filter bottle body handle arranged above the lock catches limits the lock catches along the axial direction of the filter bottle body, the filter bottle body handle is positioned at the top of the filter bottle body, the cross section of the filter bottle body handle below the filter bottle body handle is arranged in a circular shape, and the plurality of lock catches arranged on the outer peripheral surface of the bottom of the filter bottle body handle form a connecting and rotating structure formed between the filter bottle body and the filter bottle cap fixedly connected with the outside of the lock catches.

The structural design of this disclosed scheme makes the swivelling joint of filter flask bottle lid and filter flask bottle more stable, dismantles the convenience, but its mounting means that does not disclose the filter flask, and the filter flask bottle is connected mode with main part or waterway board if the nature adopts this kind of swivelling joint mode of reference, then still can have the technical problem in the above-mentioned.

Disclosure of utility model

The application provides a quick-change filter flask structure, and aims to solve the problems that the prior filter flask fixing mode is inconvenient to operate when the filter flask is installed or taken out and the filter flask fixing structure is complex.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

The utility model provides a quick change filter flask structure, including main part, filter flask and end cover, the filter flask is installed in the main part inside, and the end cover lid closes at the filter flask top, still includes clamp and elastic clamping piece, and elastic clamping piece is located between end cover and the filter flask, and elastic clamping piece top offsets with the end cover bottom, and the filter flask top is equipped with first installation department, and elastic clamping piece installs on first installation department, and the clamp is fixed with cam structure, and cam structure installs in first installation department and is used for compressing elastic clamping piece, and the main part is equipped with the draw-in groove, and when the filter flask was installed to the main part, elastic clamping piece and draw-in groove block;

When the filter flask is replaced, the clamp is lifted, and the elastic clamping piece contracts and is separated from the clamping groove under the action of rotation of the cam structure.

Preferably, the elastic clamping piece comprises a pressing piece and a spring, the top of the filter flask is provided with a second mounting seat, the pressing piece is provided with a first corner and a protruding head, two ends of the spring are respectively connected with the second mounting seat and the protruding head, and the first corner is clamped with the clamping groove.

Preferably, the number of the elastic clamping pieces is two, and the two elastic clamping pieces are symmetrically arranged at the top of the filter flask.

Preferably, the elastic clamping piece is an elastic piece, the elastic piece is composed of an integral pressure head and elastic ribs, the pressure head is provided with a second angle, and the second angle is clamped with the clamping groove.

Preferably, the main body is provided with a guide inclined plane, the guide inclined plane is matched with the elastic clamping piece and used for enabling the elastic clamping piece to shrink towards the circle center direction, and the guide inclined plane corresponds to the clamping groove and is positioned above the clamping groove.

Preferably, the main body is provided with a limiting groove, the outer wall of the filter flask is provided with a limiting piece, and the filter flask is radially limited on the limiting groove through the limiting piece.

Preferably, the top of the filter flask is provided with a buckling hole, the inner wall of the end cover is provided with a buckle, and the buckle is buckled with the buckling hole.

Preferably, the first opening and the second opening are formed in the circumferential side wall of the end cover, the cam structure on the clamp stretches into the end cover through the first opening, and the clamping part of the elastic clamping piece stretches out of the end cover through the second opening.

Preferably, when the filter flask is mounted on the main body, a gap is formed between the end cover and the main body, and the clamp ring body is arranged in the gap.

The utility model has the following beneficial effects:

(1) According to the scheme, an integrated elastic sheet structure or a structure with a pressing sheet and a spring matched are adopted, the filter flask is directly fixed and locked from the end face through automatic rebound of an elastic rib or the spring, the use of parts is reduced, the fixing structure is simple, and a new filter flask fixing mode is realized;

(2) The clamp of this scheme has both driven the shrink of elasticity fastener through its rotation to the unblock filter flask is fixed, and it is ejecting with the filter flask from the main part to continue to rotate again through it, the change of the filter flask of being convenient for, through the fixed knot of this scheme constructs and the design of the unblock structure of clamp, both the filter flask of being convenient for is fixed in the installation in the main part, the dismantlement of the filter flask of being convenient for again is changed, improves the convenience of installation and dismantlement operation.

Drawings

FIG. 1 is a schematic diagram of a quick-change filter flask structure according to the present utility model;

FIG. 2 is an exploded view of the quick change filter flask structure of the present utility model;

FIG. 3 is an enlarged view of a portion of area A of FIG. 2;

FIG. 4 is a schematic structural view of two elastic clips according to the present utility model;

Fig. 5 is a schematic structural view of the end cap, the main body and the filter flask according to the present utility model.

The novel filter bottle comprises a 1-end cover, a 11-first opening, a 12-second opening, a 13-buckle, a 2-clamp, a 21-cam structure, a 3-main body, a 31-guiding inclined plane, a 32-clamping groove, a 33-limiting groove, a 4-elastic clamping piece, a 4A-pressing piece, a 4B-elastic piece, a 41-first angle, a 42-protruding head, a 43-pressing head, a 44-elastic rib, a 45-second angle, a 5-spring, a 6-filter bottle, a 61-first mounting part, a 62-buckling hole, a 63-second mounting seat and a 64-limiting piece.

Detailed Description

Example 1

As shown in fig. 1-5, a quick-change filter bottle structure comprises a main body 3, a filter bottle 6 and an end cover 1, wherein the filter bottle 6 is installed inside the main body 3, the end cover 1 is covered on the top of the filter bottle 6, the quick-change filter bottle structure further comprises a clamp 2 and an elastic clamping piece 4, the elastic clamping piece 4 is positioned between the end cover 1 and the filter bottle 6, the top of the elastic clamping piece 4 is propped against the bottom of the end cover 1, a first installation part 61 is arranged on the top of the filter bottle 6, the elastic clamping piece 4 is installed on the first installation part 61, the clamp 2 is fixedly provided with a cam structure 21, the cam structure 21 is installed on the first installation part 61 and used for compressing the elastic clamping piece 4, the main body 3 is provided with a clamping groove 32, and when the filter bottle 6 is installed on the main body 3, the elastic clamping piece 4 is clamped with the clamping groove 32;

when the filter flask 6 is replaced, the clamp 2 is lifted, and the elastic clamping piece 4 contracts and is separated from the clamping groove 32 under the action of the rotation of the cam structure 21.

When the cam structure 21 starts to rotate from the horizontal state, the structure of the cam structure can prop against the end part of the elastic clamping piece 4, so that the elastic clamping piece 4 can continuously shrink towards the circle center direction in the rotating process, the elastic clamping piece 4 and the clamping groove 32 are not clamped any more, the unlocking state is realized, and the filter flask 6 can be taken out from the main body 3.

The elastic clamping piece 4 comprises a pressing piece 4A and a spring 5, a second mounting seat 63 is arranged at the top of the filter flask 6, a first corner 41 and a protruding head 42 are arranged on the pressing piece 4A, two ends of the spring 5 are respectively connected with the second mounting seat 63 and the protruding head 42, and the first corner 41 is clamped with the clamping groove 32.

The number of the pressing sheets 4A is two, and the number of the springs 5, the first corners 41, the protruding heads 42, the clamping grooves 32 and the second mounting seats 63 is four, so that a bilaterally symmetrical elastic structure is formed. The second mounting seat 63 also has a structure similar to the protrusion 42, and is used for limiting the spring 5, and has the same function as the protrusion 42.

The number of the elastic clamping pieces 4 is two, and the two elastic clamping pieces 4 are symmetrically arranged at the top of the filter flask 6.

The main body 3 is provided with a guide inclined plane 31, the guide inclined plane 31 is matched with the elastic clamping piece 4 and is used for enabling the elastic clamping piece 4 to shrink towards the circle center direction, and the guide inclined plane 31 corresponds to the clamping groove 32 and is positioned above the clamping groove 32.

The elastic clamping piece 4 is contacted with the guide inclined plane 31 along with the process of installing the filter bottle 6 on the main body 3, so that the elastic clamping piece 4 continuously contracts until the filter bottle 6 is installed at a designated position, bounces back and is clamped with the clamping groove 32 under the action of the spring 5, and the fixation of the filter bottle 6 is completed.

The main body 3 is provided with a limiting groove 33, the outer wall of the filter flask 6 is provided with a limiting piece 64, and the filter flask 6 is radially limited on the limiting groove 33 through the limiting piece 64.

The cooperation of locating part 64 and spacing groove 33 for filter flask 6 can be installed with main part 3 according to appointed position, plays spacing and the effect of direction, and filter flask 6 can not rotate.

The top of the filter flask 6 is provided with a buckling hole 62, the inner wall of the end cover 1 is provided with a buckle 13, and the buckle 13 is clamped with the buckling hole 62.

The number of the buckles 13 and the buckling holes 62 is four, and the buckles and the buckling holes are uniformly arranged on the corresponding structures.

The circumference side wall of the end cover 1 is provided with a first opening 11 and a second opening 12, a cam structure 21 on the clamp 2 extends into the end cover 1 through the first opening 11, and the clamping part of the elastic clamping piece 4 extends out of the end cover 1 through the second opening 12.

The first opening 11 and the second opening 12 function similarly, the first opening 11 is for the structure of the clip 2, so that the cam structure 21 and the ring body of the clip 2 can be connected to rotate synchronously, and the second opening 12 is for the first corner 41 or the second corner 45 (the corner or the engaging portion) to extend from the end cover 1 or retract into the end cover 1. If the first opening 11 and the second opening 12 in fig. 5 are not clearly seen, the structure shown in the end cap 1 in fig. 2 can be seen, the opening on the left is the second opening 12, and the opening on the right is the first opening 11.

As shown in fig. 1, when the filter flask 6 is mounted on the main body 3, a gap is provided between the end cover 1 and the main body 3, and the ring body of the clamp 2 is placed in the gap.

The operating principle of the filter flask structure is that when a filter flask 6 is installed, a pressing sheet 4A contacts with a guide inclined surface 31 of a main body 3, the pressing sheet 4A horizontally contracts towards the circle center direction through compression of a spring 5, after the filter flask 6 is installed in place, the pressing sheet 4A horizontally moves outwards through resilience of the spring 5, four first corners 41 are clamped into clamping grooves 32 corresponding to the main body 3 to fix and limit the filter flask 6 to be outwards pulled out, when the filter flask 6 is taken out, a clamp 2 is connected with the pressing sheet 4A through a cam structure 21, when the clamp 2 is lifted to a 45-degree angle, the cam horizontally compresses the pressing sheet 4A towards the circle center direction, the four first corners 41 of the pressing sheet 4A are separated from the clamping grooves 32 corresponding to the main body 3, and after the clamp 2 is lifted to a 50-degree angle, ejection ribs of the clamp 2 push the limiting surfaces of the main body 3 to push the filter flask 6 upwards, so that the filter flask 6 is taken out from the main body 3.

Example 2

The difference between this embodiment and embodiment 1 is that, as shown in fig. 4 and 5, the elastic clamping member 4 is a spring piece 4B, the spring piece 4B is composed of an integral pressure head 43 and an elastic rib 44, the pressure head 43 is provided with a second angle 45, and the second angle 45 is engaged with the clamping groove 32.

The top of the filter flask 6 in this embodiment is not provided with a second mounting seat 63 for connection with the spring 5, and the rest of the structure is the same.

Compared with the embodiment 1, the deformation, the action and the working principle of the elastic clamping piece 4 are the same.

Example 3

The embodiment is different from the embodiment 1 in that the number of the buckles 13 and the buckling holes 62 is three, the three buckles 13 are uniformly distributed on the end cover 1 at intervals of 120 degrees, and the three buckling holes 62 are uniformly distributed on the filter flask 6 at intervals of 120 degrees.

The above embodiments are merely illustrative embodiments of the present utility model, but the technical features of the present utility model are not limited thereto, and any changes or modifications made by those skilled in the art within the scope of the present utility model are included in the scope of the present utility model.

Claims (9)

1. The utility model provides a quick change filter flask structure, including main part (3), filter flask (6) and end cover (1), filter flask (6) are installed in main part (3) inside, end cover (1) lid closes at filter flask (6) top, a serial communication port, still include clamp (2) and elasticity fastener (4), elasticity fastener (4) are located between end cover (1) and filter flask (6), elasticity fastener (4) top offsets with end cover (1) bottom, filter flask (6) top is equipped with first installation department (61), elasticity fastener (4) are installed on first installation department (61), clamp (2) are fixed with cam structure (21), cam structure (21) are installed in first installation department (61) and are used for compressing elasticity fastener (4), main part (3) are equipped with draw-in groove (32), when filter flask (6) are installed to main part (3), elasticity fastener (4) and draw-in groove (32) block.

When the filter flask (6) is replaced, the clamp (2) is lifted, and the elastic clamping piece (4) contracts under the action of rotation of the cam structure (21) and is separated from the clamping groove (32).

2. The quick-change filter flask structure according to claim 1, wherein the elastic clamping piece (4) comprises a pressing piece (4A) and a spring (5), a second mounting seat (63) is arranged at the top of the filter flask (6), a first corner (41) and a protruding head (42) are arranged on the pressing piece (4A), two ends of the spring (5) are respectively connected with the second mounting seat (63) and the protruding head (42), and the first corner (41) is clamped with the clamping groove (32).

3. The quick-change filter flask structure according to claim 2, wherein the number of the elastic clamping pieces (4) is two, and the two elastic clamping pieces (4) are symmetrically arranged at the top of the filter flask (6).

4. The quick-change filter flask structure according to claim 1, wherein the elastic clamping piece (4) is an elastic piece (4B), the elastic piece (4B) is composed of an integral pressure head (43) and elastic ribs (44), the pressure head (43) is provided with a second angle (45), and the second angle (45) is clamped with the clamping groove (32).

5. A quick change filter flask structure according to claim 3 or 4, wherein the main body (3) is provided with a guiding inclined plane (31), the guiding inclined plane (31) is matched with the elastic clamping piece (4) and is used for enabling the elastic clamping piece (4) to shrink towards the circle center direction, and the guiding inclined plane (31) corresponds to the clamping groove (32) and is located above the clamping groove (32).

6. The quick-change filter flask structure according to claim 5, wherein the main body (3) is provided with a limiting groove (33), the outer wall of the filter flask (6) is provided with a limiting piece (64), and the filter flask (6) is radially limited on the limiting groove (33) through the limiting piece (64).

7. The quick-change filter flask structure according to claim 1, wherein the top of the filter flask (6) is provided with a buckling hole (62), the inner wall of the end cover (1) is provided with a buckle (13), and the buckle (13) is clamped with the buckling hole (62).

8. A quick change filter flask structure according to claim 1, characterized in that the circumferential side wall of the end cap (1) is provided with a first opening (11) and a second opening (12), the cam structure (21) on the clamp (2) extends into the end cap (1) through the first opening (11), and the engaging portion of the elastic clamping member (4) extends out of the end cap (1) through the second opening (12).

9. A quick change filter flask structure according to claim 1, characterized in that a gap is provided between the end cap (1) and the main body (3) when the filter flask (6) is mounted to the main body (3), and the ring body of the clamp (2) is placed in the gap.