CN206700918U - A kind of water purifier for being convenient for changing filter core - Google Patents

Abstract

The utility model discloses a kind of water purifier for being convenient for changing filter core, outer case including front openings, element kit, the button assembly being arranged in outer case, and waterway connector, element kit includes filter core and disengaging water swivel, waterway connector is located at the rear side of outer case, and disengaging water swivel coordinates through the rear wall of outer case with waterway connector grafting；Water purifier also includes can be by element kit and the filter core locking mechanism of outer case locking, filter core locking mechanism includes the push rod that is arranged on the fixture block at the filter core back side and is arranged on rear side of outer case, and push rod can clamp with fixture block and lock element kit and be pressed down when button assembly is moved rearwards and be disengaged with fixture block and unlock element kit；Water purifier also includes the promotion servomechanism for applying forward thrust to element kit, the pushing block for promoting servomechanism to include lever, be connected with lever, lever are driven by button assembly after element kit unblock and rotate and pushing block is pushed away forward through the rear wall of outer case.

Description

A kind of water purifier for being convenient for changing filter core

Technical field

A kind of water purifier is the utility model is related to, especially a kind of water purifier for being convenient for changing filter core.

Background technology

The mounting means of traditional plug-in filter element of water purifier mainly has：The first is left rotation and right rotation, and then pulled down is filtered Core, until buckle disengages, filter core could be taken out；Second is first to move filter core to certain angle, then left rotation and right rotation, down Filter core is pulled, until buckle disengages, takes out filter core.It is all more inconvenient that both plug-ins change core mode, it is desirable to changes personnel Couchant, both hands help filter core, are then being operated.It is same cumbersome when reinstalling, fastening structure pair up and down Standard, then to consider the front and rear of filter core label, it is then couchant that filter core is installed.If space is limited up and down for cabinet, can also give Change core ribbon and carry out more inconvenience.

And change filter core from side, it is not necessary to couchant replacing, it is not necessary to button bit mechanism above and below alignment, it is not necessary to consider filter core The front and back position of label, it is not necessary to consider that cabinet up and down from side take out by locus, filter core, then avoids many inconvenience. Core mode is changed relative to traditional, is a kind of more hommization, more convenient operator scheme.

The mode of filter core is changed in existing side, as disclosed in the Chinese patent application of Application No. 201510186801.6 Core water filter, including filter core and box body are changed in one kind dismounting, and the both sides on box body top are respectively intake-outlet, and the upper end of filter core is provided with Intake-outlet, box body are provided with one and drawer action can be achieved and to install the base of filter core, and base is provided with to realize filter The drive mechanism of core fast assembling-disassembling from box body.But this water filter, can be one-touch or one pull-type (one when in dismounting Action) valve element is unloaded and opens water filter door-plate and sends out filter core, filter core leak is easily caused due to maloperation.

Utility model content

Technical problem to be solved in the utility model is in view of the above-mentioned problems of the prior art, providing one kind prevents Maloperation and the water purifier for being convenient for changing filter core of leak.

Technical scheme is used by the utility model solves above-mentioned technical problem：A kind of water purification for being convenient for changing filter core Device, include the outer case of front openings, element kit, the button assembly being arranged in outer case, and waterway connector, the filter Core assembly includes filter core and disengaging water swivel, it is characterised in that：The waterway connector is located at the rear side of outer case, the Inlet and outlet water Joint coordinates through the rear wall of outer case with waterway connector grafting；The water purifier also includes can be by element kit and outer case The filter core locking mechanism of locking, the filter core locking mechanism include being arranged on the fixture block at the filter core back side and are arranged on outer case The push rod of rear side, the push rod can clamp with fixture block and lock element kit and be pressed down when button assembly is moved rearwards Disengaged with fixture block and unlock element kit；The water purifier also includes the promotion booster engine for applying forward thrust to element kit Structure, described to promote servomechanism to include lever, the pushing block that is connected with lever, the lever passes through first rotating shaft and outer case Rear wall is rotatablely connected, and the lever is driven by button assembly after element kit unblock and rotates and cause pushing block to pass through outer container The rear wall of body pushes away forward, and the distance that the pushing block moves forward is not more than between waterway connector and the rear wall of outer case Distance.

For ease of lever when promoting rotation by button assembly, pushing block can be passed through from the rear wall of outer case and pushed away forward Dynamic, the top of the lever is corresponding with button assembly, and the bottom of the lever is rotatablely connected by the second rotating shaft and pushing block, The bottom of the rear wall of the outer case is provided with the groove of forward and backward opening, and the groove passes through for pushing block.

For ease of limiting the mobile route of pushing block, the rear wall released servomechanism and also include being arranged on outer case Guide groove upper, with the front and rear opening of groove position correspondence, the pushing block are placed in guide groove.

Resetted for ease of lever, the release servomechanism also includes extension spring, is provided with the rear wall of the outer case Fixed mount, one end of the extension spring is connected with lever, the other end of the extension spring is then connected to fixed mount, so that the thick stick The trend that bar keeps rotation and drives pushing block to be moved rearwards.

Preferably, in order to keep lever to be rotated after element kit unblock by promoting, the button assembly includes pressing Pressure surface frame, the press surface back end of frame have press section, and the rear end of the press section is in little by little to tilt down and formed forward Inclined first press surface, the push rod include the first push rod, and the top of first push rod tilts gradually downward from the front to the back And inclined second press surface is formed, first press surface and the second press surface coordinate, and the lever is located at the first push rod The rear end in the vertical direction of rear side, the lever and press section is least partially overlapped.

For ease of the locking and unblock of element kit, the push rod also includes the rear wall positioned at the first push rod and outer case Between, the second push rod and the 3rd push rod that are oppositely arranged in the lateral direction, the relative side of second push rod and the 3rd push rod The neck being adapted to the fixture block at the filter core back side is spliced to form on face, second push rod and the 3rd push rod keep that draws close mutually to become Gesture and make it that neck clamps fixture block, first push rod includes push rod main body, and the push rod main body is in the first push rod to moving down Second push rod and the 3rd push rod are promoted away from each other when dynamic, and cause element kit unblock.

The second push rod and the 3rd push rod are pushed open so that element kit unlocks during moving down for ease of the first push rod, Pushing block is provided with front side of the push rod main body, the pushing block is in up big and down small triangle, and second push rod pushes away with the 3rd The relative side of bar, which also has to be gradually distance from the 3rd push rod and be inclined upwardly, the first of extension promotes inclined-plane, the 3rd push rod and the On the relative side of two push rods also have be gradually distance from the second push rod be inclined upwardly extension second promote inclined-plane, described first pushes away Dynamic inclined-plane and the second promotion incline position are corresponding, work in coordination, and the pushing block is contained in the first promotion inclined-plane and second and promoted tiltedly Between face.

To limit the mobile route of the second push rod and the 3rd push rod, the side of second push rod towards the 3rd push rod is also set Guide rod is equipped with, the side of the 3rd push rod towards the second push rod is also formed with to the groove away from the second push rod depression, described Guide rod is inserted into groove.

To limit the mobile route of the first push rod, the filter core locking mechanism also includes being fixed on the rear wall of outer case Cover plate, first push rod is spacing between the rear wall and cover plate of outer case, cover plate position corresponding with push rod main body Put and be recessed backward and form chute, the push rod main body is placed in chute and moved along chute.

Resetted for ease of the first push rod, offer first through hole on the rear wall of the outer case, on first push rod The second through hole is offered, the push rod main body is located at below the front side of the second through hole bottom surface, and the top of the cover plate, which has, above opens Mouthful positioning pipe, be provided between the cover plate and the first push rod and apply reset force to the first push rod, keep up mobile the One back-moving spring, the (the first back-moving spring part are placed in positioning pipe, and bottom abuts with the bottom of positioning pipe, institute Bottom surface of the upper end of (the first back-moving spring then with the second through hole of the first push rod is stated to abut.

Element kit can be locked for ease of the second push rod and the 3rd push rod, and be easy to reset, second push rod is remote Side from the 3rd push rod is provided with multiple the first keepers to remote 3rd push rod direction extension, the rear side of the outer case Position corresponding with the first keeper is provided with the first stop part on wall, and the second back-moving spring is partially disposed in the first keeper Interior, one end of the second back-moving spring abuts with side of second push rod away from the 3rd push rod, the second back-moving spring The other end then abuts with the first stop part；The side of 3rd push rod away from the second push rod is provided with multiple to pushing away away from second Second keeper of bar direction extension, position corresponding with the second keeper is provided with second and stopped on the rear wall of the outer case Block piece, the 3rd back-moving spring are partially disposed in the second keeper, and one end of the 3rd back-moving spring and the 3rd push rod are remote The other end of side abutting, the 3rd back-moving spring from the second push rod then abuts with the second stop part.

During to cause manually operated, the disengaging water swivel of element kit can disengage with waterway connector, after the outer case The second through hole is offered in side wall, the waterway connector includes adapter body corresponding with the second lead to the hole site and end cap, described End cap is arranged on the front side of adapter body, and the disengaging water swivel enters adapter body through the second through hole grafting, in perpendicular Projection on, the end cap is at least partially disposed at outside the second through hole so that the end cap can abut with the rear wall of outer case.

Be connected for ease of the disengaging water swivel of element kit with waterway connector, in the end cap with it is each in adapter body The corresponding position of pipeline is gradually reduced from front to back formed with horn mouth, the bell-mouthed bore.

To limit the mobile route of waterway connector, guide, the guiding are further fixed on the rear wall of the outer case Part is in the hollow form of forward and backward both ends open, the forward and backward movement of waterway connector counter-guide in guide.

Compared with prior art, the utility model has the advantage of：Servomechanism is promoted by setting so that element kit Element kit can be promoted after unblock automatically, and the distance promoted is not more than the distance between waterway connector and outer case, so as to It is possible to prevente effectively from leak caused by maloperation；, can be square by settings button component, the locking mechanism coordinated with button assembly Just operation button component realizes the unblock of element kit, while also allows for the installation of element kit.

Brief description of the drawings

Fig. 1 is the front schematic view of water purifier of the present utility model；

Fig. 2 is the schematic rear view of water purifier of the present utility model；

Fig. 3 is the sectional view of water purifier of the present utility model；

Fig. 4 is the decomposition texture schematic diagram of water purifier of the present utility model；

Fig. 5 is the exploded structural representation of water purifier of the present utility model；

Fig. 6 is the decomposition texture schematic diagram of the waterway connector of water purifier of the present utility model；

Fig. 7 is the schematic diagram of the first push rod of water purifier of the present utility model；

Fig. 8 is the schematic diagram of the cover plate of water purifier of the present utility model.

Embodiment

The utility model is described in further detail below in conjunction with accompanying drawing embodiment.

Referring to Fig. 1~Fig. 5, a kind of water purifier for being convenient for changing filter core, include the outer case 1 of water purifier, be arranged on outer container Element kit 2 in body 1, in outer case 1, the top of filter core 2 be provided with button assembly 3, will pass through operation button component 3 Change element kit 2.In addition, waterway connector 4 is also associated with filter core 2, so as to Inlet and outlet water.In the present embodiment, with a filter The example of core 2, alternatively, filter core 2 can be multiple, and arranged side by side, compartment of terrain is arranged in outer case 1.For ease of describing, below In, close to the side of user when " preceding " refers to user's operation, " rear " refers to the side away from user when user operates, and "left", "right" is equal Corresponding orientation when referring to user's operation.

Outer case 1 is in hollow rectangular shape, and front openings, to take out and put back to filter from the front side of outer case 1 Core assembly 2.Element kit 2 includes filter core 21 and disengaging water swivel 22, and disengaging water swivel 22 is used to be connected with waterway connector 4, with Just so that outside water source provide as running water enters filter core 21, also allow for the water purification after the filtering of filter core 21 and pass through water route The fire hose that joint 4 connects outside is first-class.In the present embodiment, it is three pipelines to pass in and out water swivel 22, corresponds to running water, life respectively Water and water purification are applied flexibly, accordingly, waterway connector 4 also includes three pipelines, passes in and out water swivel 22 and waterway connector 4 passes through grafting Mode coordinates.

Button assembly 3 includes pressing surface frame 31, and pressing surface frame 31 includes top surface 311 above and positioned at top surface 311 The press section 312 of lower section, the rear end of top surface 311 can flush with the rear end of press section 312.The rear end of press section 312 forward be in by Gradually tilt down, so as to form inclined first press surface 313.When user's operation button component 3, i.e., to pressing surface frame 31 when applying active force backward, can will pressing surface frame 31 is overall promote backward.

The leading flank 314 of pressing surface frame 31 is provided with the pressing lever 32 to extend back, is set on the rear wall 11 of outer case 1 There is locating sleeve 12, the 4th back-moving spring 33 is provided with pressing lever 32, the rear end of pressing lever 32 is inserted into locating sleeve 12, One end of 4th back-moving spring 33 abuts with leading flank 314, and the other end then abuts with locating sleeve 12.When button assembly 3 not by During power, the 4th back-moving spring 33 is in nature extended configuration, when button assembly 3 is pressed backward, the quilt of the 4th back-moving spring 33 Compression, after external force disappears, pressing surface frame 31 resets forward in the presence of the 4th back-moving spring 33.

With reference to Fig. 3 and Fig. 6, the adapter body 41 and end cap 42 of waterway connector 4, before end cap 42 is arranged on adapter body 41 Side, the interior position corresponding with each pipeline in adapter body 41 of end cap 42 is formed with horn mouth 421, the bore of horn mouth 421 It is gradually reduced from front to back, is thus channeled into water out adapter 22 and is inserted into adapter body 41.On the rear wall 11 of outer case 1 First through hole 13 is offered, waterway connector 4 is arranged on the position of first through hole 13, and in the projection of perpendicular, end cap 42 are at least partially disposed at outside first through hole 13, so that when the disengaging water swivel 22 of element kit 2 drives waterway connector 4 one When playing forward movement, end cap 42 can abut when being moved to the position of first through hole 13 with the periphery of first through hole 13, so as to After further pulling on element kit 2, depart from because waterway connector 4 stops immovable by outer case 1 with disengaging water swivel 22.

The periphery of waterway connector 4 is arranged with guide 7, and guide 7 is in the hollow form of forward and backward both ends open, guide 7 with it is outer The rear wall 11 of casing 1 is fixed, and when waterway connector 4 moves with element kit 2, guide 7 can play to waterway connector 4 The effect of guiding.

With reference to Fig. 4, Fig. 5 and Fig. 7, water purifier also includes filter core locking mechanism, and filter core locking mechanism includes the first push rod 51st, the second push rod 52, the 3rd push rod 53 and cover plate 54.Wherein, the first push rod 51 is arranged on the rear side of outer case 1, in vertical side Upwardly extending, the top of the first push rod 51 tilts gradually downward from the front to the back, so as to form inclined second press surface 511, the Position, the angle of inclination of two press surfaces 511 are adapted to the first press surface 313, thus, when the first press surface 313 is moved rearwards, Because the first push rod 51 is spacing (will be explained below) by cover plate 54, therefore the first push rod 51 can be only promoted to move down.

The second through hole 512 is offered with the 13 corresponding position of first through hole of outer case 1 on first push rod 51, water route connects First 4 pass through, and guide 7 may be provided between the first push rod 51 and outer case 1.First push rod 51 also includes push rod main body 513, Push rod main body 513 is located at below the front side of the bottom surface of the second through hole 512.The front side of push rod main body 513 is provided with pushing away to front projection Block 514, pushing block 514 are in up big and down small triangle.In the present embodiment, pushing block 514 has upper and lower spaced apart three.

Referring to Fig. 2, Fig. 4 and Fig. 8, cover plate 54 is arranged on the rear side of the push rod main body 513 of the first push rod 51, a left side for cover plate 54 Right both sides are extended outside push rod main body 513, thus can be fixed with the rear wall 11 of outer case 1.Cover plate 54 and push rod main body 513 are right The position answered is recessed and forms chute 541 backward, and push rod main body 513 is placed in the chute 541, thus defines push rod main body 513 can not be moved rearwards, and can only be moved along the in the vertical direction of chute 541, movement of the chute 541 for the first push rod 51 Also act as the effect of guiding.

The top of cover plate 54 has the positioning pipe 542 of upper shed, is provided between the push rod 51 of cover plate 54 and first to first The (the first back-moving spring 543 that push rod 51 applies reset force, keeps up mobile, the part of (the first back-moving spring 543 is placed in positioning In pipe 542, and bottom abuts with the bottom of positioning pipe 542, and upper end then with the second through hole 512 of the first push rod 51 Bottom surface abuts.When element kit 2, which is in, is arranged on original state in outer case 1 and locked, at (the first back-moving spring 543 In nature or slightly compressed, when pressing button assembly 3, the first push rod 51 moves down, then the quilt of (the first back-moving spring 543 Compression.

Second push rod 52 and the 3rd push rod 53 are then arranged on the front side of the first push rod 51, positioned at the first push rod 51 and outer case Between 1.Second push rod 52 and the 3rd push rod 53 is left and right is oppositely arranged, wherein, the second push rod 52 is arranged on the left side after outer case 1 Side, and the 3rd push rod 53 is then arranged on the right side after outer case 1.Second side of the push rod 52 away from the 3rd push rod 53 is provided with more Individual the first keeper 521 to the remote direction of 3rd push rod 53 extension, the first keeper 521 can be in the hollow semi-cylindrical of open front Shape, 521 corresponding position of the first keeper is provided with the first stop part 111, the second push rod 52 on the rear wall 11 of outer case 1 The trend for keeping moving to the 3rd push rod 53 by second back-moving spring 522, second back-moving spring 522 are partially disposed in the first positioning In part 521, one end of second back-moving spring 522 abuts with the second side of the push rod 52 away from the 3rd push rod 53, the other end then with First stop part 111 abuts.When element kit 2, which is in, is arranged on original state in outer case 1 and locked, second resets Spring 522 is in the raw.

Side of 3rd push rod 53 away from the second push rod 52 be provided with it is multiple to away from the extension of the direction of the second push rod 52 the Two keepers 531, the second keeper 531 can be in the hollow semi-cylindrical cylindricality of open front, determine on the rear wall 11 of outer case 1 with second Position 531 corresponding position of part is provided with the second stop part 112, and the 3rd push rod 53 is kept to second by the 3rd back-moving spring 532 The trend that push rod 52 moves, the 3rd back-moving spring 532 are partially disposed in the second keeper 531, one end of the 3rd back-moving spring 532 Abutted with side of the 3rd push rod 53 away from the second push rod 52, the other end then abuts with the second stop part 112.When element kit 2 During the original state being installed in outer case 1, the 3rd back-moving spring 532 is in the raw.In the present embodiment, the first positioning The keeper 531 of part 521 and second is spaced apart four, respectively in the vertical extension of the second push rod 52 and the 3rd push rod 53 It is evenly arranged on direction, thus may be such that the second push rod 52 and the 3rd push rod 53 reset and moved and all keep preferably balance.

Second push rod 52 side relative with the 3rd push rod 53 then forms the first card of oriented remote 3rd push rod 53 depression Groove 523, the 3rd push rod 53 side relative with the second push rod 52 then form the second neck of oriented remote second push rod 52 depression 533, the first neck 523 and the second neck 533 are preferable, are respectively semicircle, when the second push rod 52 and the 3rd push rod 53 are adjacent to When, the first neck 523 and the second neck 533 are spliced into complete circular neck.In the present embodiment, the first neck 523 and Two draw-in groove 533 is respectively two.

The rear side of filter core 21 is provided with the fixture block 55 with the first neck 523 and the cooperation of the second neck 533, and fixture block 55 is from outer container The rear wall 11 of body 1 passes through.Fixture block 55 is circle, when the second push rod 52 and the 3rd push rod 53 are adjacent to, the first neck 523 and the Two draw-in groove 533 clamps fixture block 55 in the both sides of fixture block 55, and the rear side of the second push rod 52 and the 3rd push rod 53 is by the first push rod 51 stop, thus element kit 2 is fixed with respect to outer case 1, it is impossible to is extracted.

One of them of second push rod 52 and the 3rd push rod 53, it is the second push rod 52 in the present embodiment, is pushed away towards the 3rd The side of bar 53 is additionally provided with guide rod 524, and another of the second push rod 52 and the 3rd push rod 53, in the present embodiment, for the Three push rods 53, it is also formed with towards the side of the second push rod 52 to the groove 534 away from the second push rod 52 depression, guide rod 524 can It is inserted into groove 534, so as to which the movement to the second push rod 52 and the 3rd push rod 53 is oriented to.

Second push rod 52 side relative with the 3rd push rod 53, which also has, to be gradually distance from the 3rd push rod 53 and is inclined upwardly extension First promote inclined-plane 525, first promotes the in the vertical direction of inclined-plane 525 and the interlaced arrangement of the first neck 523；3rd push rod 53 On the side relative with the second push rod 52 also have be gradually distance from the second push rod 52 be inclined upwardly extension second promote inclined-plane 535, second promotes the in the vertical direction of inclined-plane 535 and the interlaced arrangement of the second neck 533.First promotion inclined-plane 525 and second pushes away The dynamic position correspondence of inclined-plane 535, work in coordination.When the second push rod 52 and the 3rd push rod 53 are adjacent to, first promotes inclined-plane 525 and the It is the triangle being adapted to pushing block 514 that two promotion inclined-planes 535, which form space, and pushing block 514 is contained in the first promotion inclined-plane 525 just And second promote inclined-plane 535 between.When the first push rod 51 moves down, pushing block 514 is moved down, and the He of inclined-plane 525 is promoted by first Second promotion inclined-plane 535 promotes to the left and right sides respectively, so that the second push rod 52 and the 3rd push rod 53 separate, the first card The neck 533 of groove 523 and second no longer clamps the fixture block 55 of element kit 2, and element kit 2 can move relative to outer case 1.

Water purifier also includes release servomechanism, and releasing servomechanism includes lever 61 and pushing block 62.Lever 61 Top is located at the rear side of the second press surface 511 of the first push rod 51, and the rear end in the vertical direction of lever 61 and press section 312 is extremely Small part is overlapping.In order that the balance that must exert a force, lever 61 has two, after being separately positioned on outer case 1, a left side for the first push rod 51 Right both sides.Each lever 61 extends to bottom correspondence position from the top correspondence position of rear wall 11 of outer case 1.Two levers 61 Between be connected with first rotating shaft 611.The left and right sides of the rear wall 11 of outer case 1 is respectively arranged with the first swinging mounting 14, the The both ends of one rotating shaft 611 are connected after being each passed through the first swinging mounting 14 with lever 61.Thus, lever 61 can with first turn The dynamic junction of support 14 is that fulcrum rotates relative to outer case 1.

The second rotating shaft 612 can be connected between the bottom of two levers 61.The bottom of the rear wall 11 of outer case 1 is provided with The groove 15 of forward and backward opening, release servomechanism also includes being arranged on the rear wall 11 of outer case 1 and the position pair of groove 15 The guide groove 63 for the front and rear opening answered, pushing block 62 are placed in guide groove 63, and are adapted to groove 15.The left and right two of pushing block 62 Side is respectively arranged with the second swinging mounting 621, and the both ends of the second rotating shaft 612 are each passed through after the second swinging mounting 621 and lever 61 connections.Thus, lever 61 can be to rotate with the junction of the second swinging mounting 621 as fulcrum relative to pushing block 62.

Releasing servomechanism also includes extension spring 64, is provided with fixed mount 16 on the rear wall 11 of outer case 1, and the one of extension spring 64 End is connected with lever 61, and the other end is then connected to fixed mount 16, and extension spring 64 causes lever 61 to keep reversely rotating, cause pushing block 62 trend being moved rearwards.

When needing to change element kit 2：

1) button assembly 3 is pressed first so that the first press surface 313 of pressing surface frame 31 is gradually moved rearwards, with first Second press surface 511 of push rod 51 is acted on, and the first push rod 51 is pushed away gradually downward, meanwhile, pressing lever 32 is gradually moved rearwards, and is made The back-moving spring 33 of (the first back-moving spring 543 and the 4th is obtained to be compressed；During the first push rod 51 moves down, pushing block 514 moves down Second push rod 52 and the second push rod 53 are pushed open to the left and right sides respectively, the back-moving spring 532 of second back-moving spring 522 and the 3rd Compressed, so that the first neck 523 and the second neck 533 no longer clamp the fixture block 55 of element kit 2, now filter core group Part 2 can move relative to outer case 1；

2) then, pressing surface frame 31 continues to be pressed backward, and the rear end of press section 312 abuts to lever 61, thus by thick stick The top of bar 61 pushes backwards against so that lever 61 rotates around with the tie point of the first swinging mounting 14, and the bottom of lever 61 is forward Rotate, moved forward by pushing block 62, so as to which pushing block 62 advances through groove 15 along guide groove 63 and touches filter core Component 2, element kit 2 is released into forward certain distance, now extension spring 64 is stretched, and lever 61, which rotates, drives pushing block 62 to move Distance no more than the distance between rear wall 11 of waterway connector 4 and outer case 1, therefore, waterway connector 4 and element kit 2 Disengaging water swivel 22 remain in that connection, can be by element kit 2 to pusher when user is the discovery that maloperation button assembly 3 Initial fixed position is returned to, and because waterway connector 4 still keeps connection with element kit 2, therefore will not be made because of maloperation Into leak；When user confirms to change element kit 2, then next step is carried out；

3) element kit 2 is pulled along manually, when the end cap 42 of waterway connector 4 abuts with the rear wall 11 of outer case 1 When, continuation is drawn forward, and the disengaging water swivel 22 and waterway connector 4 that may be such that element kit 2 disengage, so as to by element kit 2 The overall outer case 1 that pulls out forward is changed, and each back-moving spring and extension spring 64 cause filter core locking mechanism and promote servomechanism Reset.

When the element kit 2 after replacing needs installation, it is only necessary to which element kit 2 is put into outer case 1 to pusher i.e. Can, in the process, fixture block 55 is snapped onto between the first neck 523 and the second neck 533, by the second push rod 52 and the 3rd push rod 53 clamp again, and element kit 2 and outer case 1 complete installation.

Claims (14)

1. a kind of water purifier for being convenient for changing filter core, include the outer case (1) of front openings, the filter being arranged in outer case (1) Core assembly (2), button assembly (3), and waterway connector (4), the element kit (2) include filter core (21) and disengaging water swivel (22), it is characterised in that：

The waterway connector (4) is located at the rear side of outer case (1), and the disengaging water swivel (22) passes through the rear side of outer case (1) Wall (11) coordinates with waterway connector (4) grafting；

The water purifier also includes can be by element kit (2) and the filter core locking mechanism of outer case (1) locking, the filter core locking Mechanism includes the push rod for being arranged on the fixture block (55) at filter core (21) back side and being arranged on rear side of outer case (1), the push rod energy Clamped with fixture block (55) and element kit (2) is locked and be pressed down when button assembly (3) is moved rearwards de- with fixture block (55) Open and unlock element kit (2)；

The water purifier also includes the promotion servomechanism for applying forward thrust to element kit (2), the promotion servomechanism The pushing block (62) being connected including lever (61), with lever (61), the lever (61) pass through first rotating shaft (611) and outer case (1) rear wall (11) rotation connection, the lever (61) are driven by button assembly (3) after element kit (2) unblock and rotated And make it that pushing block (62) pushes away forward through the rear wall (11) of outer case (1), the distance that the pushing block (62) moves forward No more than the distance between waterway connector (4) and the rear wall (11) of outer case (1).

2. the water purifier as claimed in claim 1 for being convenient for changing filter core, it is characterised in that：The top of the lever (61) is with pressing Button component (3) is corresponding, and the bottom of the lever (61) is rotatablely connected by the second rotating shaft (612) and pushing block (62), described The bottom of the rear wall (11) of outer case (1) is provided with the groove (15) of forward and backward opening, and the groove (15) supplies pushing block (62) Pass through.

3. the water purifier as claimed in claim 2 for being convenient for changing filter core, it is characterised in that：The release servomechanism also includes It is arranged on the rear wall (11) of outer case (1), the guide groove (63) with the front and rear opening of groove (15) position correspondence, it is described to push away Motion block (62) is placed in guide groove (63).

4. the water purifier as claimed in claim 1 for being convenient for changing filter core, it is characterised in that：The release servomechanism also includes Extension spring (64), fixed mount (16), one end of the extension spring (64) and lever are provided with the rear wall (11) of the outer case (1) (61) connection, the other end of the extension spring (64) are then connected to fixed mount (16), so that the lever (61) keeps rotation And the trend for driving pushing block (62) to be moved rearwards.

5. the water purifier as claimed in claim 1 for being convenient for changing filter core, it is characterised in that：The button assembly (3) includes pressing Pressure surface frame (31), described pressing surface frame (31) rear end have a press section (312), the rear end of the press section (312) be in forward by Gradually tilt down and form inclined first press surface (313), the push rod includes the first push rod (51), first push rod (51) top tilts and forms inclined second press surface (511) gradually downward from the front to the back, first press surface (313) Coordinate with the second press surface (511), the lever (61) is located at the rear side of the first push rod (51), the lever (61) and press section (312) rear end in the vertical direction is least partially overlapped.

6. the water purifier as claimed in claim 5 for being convenient for changing filter core, it is characterised in that：The push rod also includes being located at first Between push rod (51) and the rear wall (11) of outer case (1), the second push rod (52) and the 3rd for being oppositely arranged in the lateral direction It is spliced to form and the card at filter core (21) back side on push rod (53), second push rod (52) and the relative side of the 3rd push rod (53) The neck of block (55) adaptation, second push rod (52) and the 3rd push rod (53) keep the trend drawn close mutually and cause neck will Fixture block (55) clamps, and first push rod (51) includes push rod main body (513), and the push rod main body (513) is in the first push rod (51) the second push rod (52) and the 3rd push rod (53) are promoted away from each other when moving down, and cause element kit (2) unblock.

7. the water purifier as claimed in claim 6 for being convenient for changing filter core, it is characterised in that：Before the push rod main body (513) Side is provided with pushing block (514), and the pushing block (514) is in up big and down small triangle, second push rod (52) and the 3rd push rod (53) relative side also have be gradually distance from the 3rd push rod (53) be inclined upwardly extension first promote inclined-plane (525), it is described Also have on 3rd push rod (53) and the relative side of the second push rod (52) and be gradually distance from the second push rod (52) and be inclined upwardly extension Second promote inclined-plane (535), it is described first promote inclined-plane (525) and second promote inclined-plane (535) position correspondence, mutually matching Close, the pushing block (514) is contained between the first promotion inclined-plane (525) and the second promotion inclined-plane (535).

8. the water purifier as claimed in claim 6 for being convenient for changing filter core, it is characterised in that：Second push rod (52) is towards the The side of three push rods (53) is additionally provided with guide rod (524), side also shape of the 3rd push rod (53) towards the second push rod (52) Into the groove (534) of oriented remote second push rod (52) depression, the guide rod (524) is inserted into groove (534).

9. the water purifier as claimed in claim 6 for being convenient for changing filter core, it is characterised in that：The filter core locking mechanism also includes The cover plate (54) being fixed on the rear wall (11) of outer case (1), the spacing rear side in outer case (1) of first push rod (51) Between wall (11) and cover plate (54), the cover plate (54) position corresponding with push rod main body (513) is recessed and forms chute backward (541), the push rod main body (513) is placed in chute (541) and mobile along chute (541).

10. the water purifier as claimed in claim 9 for being convenient for changing filter core, it is characterised in that：The rear wall of the outer case (1) (11) first through hole (13) is offered on, the second through hole (512), the push rod main body are offered on first push rod (51) (513) below the front side of the second through hole (512) bottom surface, the top of the cover plate (54) has the positioning pipe of upper shed (542), it is provided between the cover plate (54) and the first push rod (51) to the first push rod (51) application reset force, keep up shifting Dynamic (the first back-moving spring (543), the (the first back-moving spring (543) is partly placed in positioning pipe (542), and bottom Abutted with the bottom of positioning pipe (542), the upper end of the (the first back-moving spring (543) then leads to the second of the first push rod (51) The bottom surface in hole (512) abuts.

11. the water purifier as claimed in claim 6 for being convenient for changing filter core, it is characterised in that：Second push rod (52) is remote The side of 3rd push rod (53) is provided with multiple the first keepers (521) to remote 3rd push rod (53) direction extension, described Position corresponding with the first keeper (521) is provided with the first stop part (111) on the rear wall (11) of outer case (1), described Second back-moving spring (522) is partially disposed in the first keeper (521), one end and second of the second back-moving spring (522) Side of the push rod (52) away from the 3rd push rod (53) abuts, the other end of the second back-moving spring (522) then with the first backstop Part (111) abuts；Side of 3rd push rod (53) away from the second push rod (52) is provided with multiple to away from the second push rod (52) the second keeper (531) of direction extension, on the rear wall (11) of the outer case (1) with the second keeper (531) phase The position answered is provided with the second stop part (112), and the 3rd back-moving spring (532) is partially disposed in the second keeper (531), The side of one end of 3rd back-moving spring (532) and the 3rd push rod (53) away from the second push rod (52) abuts, the described 3rd The other end of back-moving spring (532) then abuts with the second stop part (112).

12. the water purifier for being convenient for changing filter core as any one of claim 1~11, it is characterised in that：The outer container The second through hole (13) is offered on the rear wall (11) of body (1), the waterway connector (4) includes and the second through hole (13) position pair The adapter body (41) and end cap (42) answered, the end cap (42) are arranged on the front side of adapter body (41), and the Inlet and outlet water connects Head (22) enters adapter body (41) through the second through hole (13) grafting, and in the projection of perpendicular, the end cap (42) is at least Part is located at outside the second through hole (13) so that the end cap (42) can abut with the rear wall (11) of outer case (1).

13. the water purifier as claimed in claim 12 for being convenient for changing filter core, it is characterised in that：In the end cap (42) and joint The corresponding position of each pipeline in main body (41) is formed with horn mouth (421), and the bore of the horn mouth (421) is from front to back It is gradually reduced.

14. the water purifier as claimed in claim 13 for being convenient for changing filter core, it is characterised in that：The rear side of the outer case (1) Guide (7) is further fixed on wall (11), the guide (7) is in the hollow form of forward and backward both ends open, the waterway connector (4) in guide (7) interior counter-guide (7) forward and backward movement.