CN105089392B - A kind of tub door and locking mechanism thereof - Google Patents

Abstract

The present invention relates to a kind of tub door, including inside and outside doorframe, inside and outside door-plate, upper head plate, and locking mechanism, inside and outside door-plate is respectively connecting to the both sides of the edge of interior doorframe, upper head plate is connected to inside and outside door-plate and the upper limb of interior doorframe, locking mechanism is arranged in the inner space of bathtub door-plate, locking mechanism includes hands handle, handle set, main shaft, commutation component, waling stripe, side's tongue and side's tongue set, side's tongue set is respectively arranged at interior doorframe, on exterior door frame, main shaft runs through upper head plate, it is vertically disposed in the inner space of tub door, and the top of main shaft is connected to the handle set with handle；In the side's tongue side of being placed in tongue set, and it is connected to one end of waling stripe, the other end of waling stripe and the bottom of main shaft are respectively connecting to the component that commutates, and commutation component for being converted into moving horizontally of waling stripe by the rotary motion of main shaft, thus the side's of drive tongue makees straight reciprocating motion.

Description

A kind of tub door and locking mechanism thereof

Technical field

The present invention relates to a kind of novel bath tub door, be specifically related to the unitary construction of a kind of tub door, locking mechanism and waterproof construction.

Background technology

At present, tub door on the market is generally made up of steel alloy, but is still easier to get rusty；The most also there is part tub door It is made up by stretch bending process of hollow aluminum section, but owing to the degree of deformation of aluminium section bar is difficult to control to, great majority use aluminium to make Tub door, if its hardness that lost efficacy will increase accordingly, deformation is difficult to reply.The aluminium section bar tub door designed and developed at present, is intended to Ask within the time that aluminium section bar not yet lost efficacy, complete stretch bending operation and distortion correction operation.

Chinese patent CN 201486301 U discloses the locking mechanism of a kind of tub door, is provided with in the middle part of the door-plate of tub door Support bar, support bar is fixed with a rotating shaft, and one end of rotating shaft is connected with rocking bar, and the rotating shaft other end is provided with a fork, fork It is hinged with locking bar.By turning handle clockwise or counterclockwise, locking bar can be made to move back and forth, thus realize beating of tub door Open and lock tight.Another Chinese patent CN 201318085 Y of the patentee of above-mentioned patent discloses a kind of similar tub door Locking mechanism, it is particular in that the hinged left and right, hinged place two of top frame (5) of rocking bar (4) and door-plate (1) Individual gag lever post (10).

Chinese patent CN 102561847 A discloses a kind of Novel bathtub door lock, it is characterised in that include being fixed on tub door On seat, handle component, lever, locking bolt, locking bolt connecting rod, conduit, locking bolt access port, seat is provided with groove, handle component The swing component linked together including handle and handle, swing component is connected in groove by shaft swing, and the lower end of swing component sets Being equipped with clip slot, be provided with axle in clip slot, one end of lever is provided with chute, and what the fulcrum of thick stick rod body was hinged in tub door props up On frame, one end of lever is arranged in clip slot, and the axle in clip slot passes chute, and the other end of lever cuts with scissors with one end of locking bolt connecting rod Being connected together, the other end of locking bolt connecting rod is hinged with wherein one end of locking bolt, and conduit is horizontally installed on tub door side, The other end cross-under of locking bolt is in conduit, and locking bolt access port is arranged on the bathtub doorframe corresponding with conduit.

Chinese patent CN 203487906 U discloses a kind of outwards-door-opening type lock structure for walk-in bathtub, and it is arranged in the middle part of bathtub door-plate Two support bars, support bar is tightened up a screw and is fixed lock frame, locks frame support E font lock pin, and in E font lock pin, arm end is provided with gear Draw-in groove, gear draw-in groove is engaged mutually with the gear being connected on power transmission shaft, and power transmission shaft is connected with handle.It is by counterclockwise, suitable Clockwise turning handle, can drive moving back and forth of E font lock pin, thus realize opening and locking of tub door.

But, above-mentioned prior art still has the disadvantages that the handle (bar) of door latch structure is usually arranged as rocking bar/fork Form, needs to occupy the space of the internal a large portion of tub door when operation, and in order to allow the swing of rocking bar/fork, It is necessarily required to the upper end correspondence position at tub door and long and narrow opening is set, which increase wanting the sealing property within tub door Ask；Although it addition, at present tub door the most on the market is also configured with the locking mechanism for handle, but wherein most only with The similar mechanism such as interface arrangment realizes, and generally has that single handle locking mechanism easily lost efficacy, lock core is easily put at handle The problems such as dynamic period ejection/wedging.

Summary of the invention

For solving above-mentioned problem of the prior art, it is an object of the invention to provide a kind of tub door, it has reliable handle set Locking mechanism, to avoid tub door to open due to casual touching；Another object of the present invention is to, it is provided that a kind of bathtub Door, reduces space shared when locking mechanism runs, and is capable of simple and easy operation.

The above-mentioned purpose of the present invention can be realized by following technical scheme:

A kind of tub door, including interior doorframe, exterior door frame, internal hilar plate, external door panel, upper head plate, and locking mechanism, Qi Zhongsuo State internal hilar plate, external door panel is respectively connecting to the both sides of the edge of described interior doorframe, and described upper head plate is connected to described internal hilar plate, external door Plate and the upper limb of described interior doorframe, the most described internal hilar plate, external door panel, described interior doorframe, and described upper head plate constitute Having the bathtub door-plate of hollow interior space, described locking mechanism is arranged in described inner space.

The inventive features of the present invention is, described locking mechanism includes that handle, handle set, main shaft, commutation component, level are even Bar, side's tongue and side's tongue set, wherein said side's tongue set is respectively arranged on described interior doorframe, exterior door frame, and described main shaft runs through institute State upper head plate, be vertically disposed in the inner space of described tub door, and the top of described main shaft is connected to have described handle Described handle set；

Described side's tongue is placed in described side's tongue set, and is connected to one end of described waling stripe, the other end of described waling stripe And the bottom of described main shaft is respectively connecting to described commutation component, described commutation component is for being converted into the rotary motion of main shaft Moving horizontally of described waling stripe, thus drive described side's tongue to make straight reciprocating motion.

Further, the tub door of the present invention also includes the locking mechanism of handle set, is positioned at described handle set, and it includes bias The vertical through hole being arranged on described handle set, the latch being placed in described vertical through hole, and at the upper surface of described upper head plate On be provided with blind hole, when described locking mechanism is in the lock state, described latch be directed at described blind hole.

Further, described handle set also includes the horizontal groove connecting described vertical through hole, from extroversion in described horizontal groove Inside it is disposed with end cap, spring and dials pearl；

Outer surface at described latch is provided with upper and lower two cannelures, when described latch is in raised position, described level The groove described lower cannelure of alignment, and when described latch is on position, the described horizontal groove described upper cannelure of alignment, Thus, described group of pearl can be respectively embedded into described two cannelures in above-mentioned two situations.

Further, being positioned at sheathed shift fork on a section of described inner space at described main shaft, described shift fork includes at least one Position limit arm, is used for being against described internal hilar plate or external door panel, to prevent the inordinate rotation of described main shaft.

Further, in the inner space of described tub door, the lower section being close to described changement is provided with support bar, is used for Support described locking mechanism.

Further, described interior doorframe, exterior door frame are by solid aluminium profile or the aluminium section bar along its length with standby emptying aperture, logical Crossing stretch bending process to make, the most U-shaped, locking bolt internal hilar plate, external door panel are also shaped to U-shaped sheet material simultaneously.There is standby emptying aperture Aluminium section bar relatively has lighter weight, it is simple to user operation.

Further, described bathtub door-plate is installed on described exterior door frame by hinge, and on described interior doorframe, exterior door frame, It is provided with depression position, is used for housing described hinge.By above-mentioned setting, can be effectively saved shared by the parts of tub door Space, and prevent the parts protruded from user being damaged.

Further, between described interior doorframe and exterior door frame, between described exterior door frame and bathtub wall, it is respectively arranged with at least one Bar fluid sealant, for preventing the water in bathtub from leaking.

Contrast with above-mentioned prior art, present invention have the advantage that

(1) main shaft of the present invention is vertically installed in tub door, and can only perform rotary motion rather than swing, operationally Less than the space shared by the fork of prior art, manufacturer need not offer long and narrow groove to allow fork at the upper head plate of tub door Swing wherein, thus improve the sealing property of tub door, and the mobile range of user operation handle is the least, it is simple to behaviour Make；

(2) handle set of the present invention uses the structure arranging twice groove on latch, the most no matter needs locking mechanism is placed in lock Determining state or be on state, the locking mechanism of handle set can guarantee that handle is in corresponding state, without rotating Period is by clamping stagnation；

(3), in the hinge of the present invention is placed in the depression position of interior doorframe, exterior door frame relevant position, thereby saving space, and When tub door is closed, the mandrel of hinge also will not be protruding from bathtub wall, and this structure is the most attractive in appearance but also is prevented effectively from and draws Hinder user.

Accompanying drawing explanation

Fig. 1 shows the front view of tub door according to embodiments of the present invention；

Fig. 2 shows the vertical cross section of the tub door of the present invention shown in Fig. 1；

Fig. 3 shows the N-N horizontal sectional view of the tub door shown in Fig. 2；

Fig. 4 shows the partial enlarged drawing of the M part of the tub door shown in Fig. 2；And

Fig. 5 shows the P-P horizontal sectional view of the tub door shown in Fig. 2.

Hereinafter, each parts and position in accompanying drawing, and different accompanying drawing will be described one by one and will be marked with identical label.Spy Determining in accompanying drawing, the most all of parts and position all must describe with this accompanying drawing in the lump.

Detailed description of the invention

Such as Fig. 1-3, for according to one embodiment of the present of invention.In the present embodiment, tub door 1 by interior doorframe 2, exterior door frame 3, Internal hilar plate 4, external door panel 5, upper head plate 6 enclose to cover and form, and wherein, interior doorframe 2, exterior door frame 3 are made up of solid aluminium, pass through Stretch bending process is shaped to U-shaped, compares with the hollow aluminum section doorframe of the most popular use, and the present embodiment uses this solid aluminum Material can more effectively reduce, even overcome the impact brought due to shortcomings such as deformation, asymmetry, distortions；Internal hilar plate 4, External door panel 5 can be formed as U-shaped sheet material；Upper head plate 6 is then shaped to corresponding to tub door 1 cross sectional shape in the horizontal direction. During assembling, U-shaped interior doorframe 2 seamless link after internal hilar plate 4, external door panel 5, upper head plate 6 and bending forming is got up, Specific practice is: internal hilar plate 4, the U-shaped outer rim of external door panel 5 are respectively correspondingly connected to the U-shaped limit of U-shaped interior doorframe 2 both sides Edge, then the edge of upper head plate 6 is respectively correspondingly connected to internal hilar plate 4, external door panel 5 and the top edge of U-shaped interior doorframe 2, Its connected mode can be welding, gluing etc., thus, just constitutes the tub door door-plate of hollow structure；Exterior door frame 3 is then installed on The relevant position of bathtub, then, is connected to exterior door frame 3 by hinge 7 by tub door panel, and tub door panel can be around hinge 7 Pivot, thus realize the unlatching/closedown of tub door panel.Additionally, interior doorframe 2, exterior door frame 3 may be designed to: corresponding to hinge The position of chain 7 is respectively arranged with depression position, is used for accommodating hinge 7, and so, no matter tub door 1 is in the state of being turned on and off, Hinge 7, all without protruding from interior doorframe 2 or exterior door frame 3, the most both reduced the space shared by tub door 1, it also avoid User touch this type of protrude parts and injured.

In another embodiment, in view of background technology becomes about being difficult to control to existing for employing hollow aluminum section manufacture tub door The problem of shape degree, interior doorframe 2, exterior door frame 3 can not use hollow aluminum section to make, on the contrary, it can use along aluminium Length direction is provided with the aluminium section bar of standby emptying aperture, carrys out molding again by stretch bending process, U-shaped interior doorframe 2 weight so prepared The lightest, in order to user operation/switch.

In figs. 2-5, it is shown that the locking mechanism in tub door 1 hollow structure, described locking mechanism includes main shaft 8, handle Seat 9, handle 10, commutation component 11, waling stripe 12, side's tongue 13, side's tongue set 14,14 ' and that may be present Strut 15 and shift fork 20.

Wherein, Fig. 2 shows the vertical cross section of tub door 1, and the centre at upper head plate 6 is provided with through hole, and main shaft 8 passes through This through hole logical is placed in the hollow structure of tub door 1, and its top is slightly raised at the upper surface of upper head plate 6.Handle set 9 connects To the top of main shaft 8, this handle set 9 is provided with handle 10；In another embodiment, handle set 9 and handle 10 can one Body casting.The bottom of main shaft 8 is socketed with commutation component 11, this commutation component 11 may be designed to similar cam shape or Other any suitable shapes, and it is located substantially at the central authorities of the inner space of tub door 1 so that main shaft 8 serves as cam-like commutation The rotating shaft of component 11, and one end of the projection of cam-like commutation component 11 and a waling stripe 12 is connected, and level The other end side of the being provided with tongue 13 of connecting rod 12.At interior doorframe 2, exterior door frame 3 corresponding to the position of side's tongue 13, it is respectively arranged with Side's tongue set 14,14 ', side's tongue set 14,14 ' is aligned with each other, thus constitutes beeline channel, and its shape corresponds to side's tongue 13, with Just accommodating side tongue 13.

In another embodiment, the bosom at tub door 1 can be horizontally disposed with a support bar 15, and it changes right next to cam-like To the lower surface of component 11, so, cam-like commutation component 11 and the bottom of main shaft 8 that passes through all are securable to this On support bar 15, therefore ensure that whole locking mechanism obtains enough supportings.

Fig. 3 shows the N-N horizontal sectional view of the tub door 1 shown in Fig. 2, and Fig. 5 shows the tub door 1 shown in Fig. 2 P-P horizontal sectional view.From Fig. 3 and Fig. 5, cam-like commutation component 11 is located substantially at the horizontal cross-section of tub door 1 Central authorities, and can rotate around main shaft 8, the protuberance of cam-like commutation component 11 and the pin joint of waling stripe 12, to main The distance in the axle center of axle 8 is more than the radius of main shaft 8, and therefore the radius of turn of this pin joint is more than the radius of main shaft 8, and this causes During main shaft 8 rotates, this pin joint has the bigger radius of gyration；It addition, square tongue 13 side of the being positioned at tongue set 14,14 ' of diagram In the beeline channel collectively formed, therefore, the waling stripe 12 no matter driven by cam-like commutation component 11 is the most flatly put Dynamic, the square tongue 13 driven by waling stripe 12 does straight reciprocating motion all the time in this beeline channel.

Between interior doorframe 2 and exterior door frame 3, between exterior door frame 3 and bathtub wall, it is equipped with fluid sealant, preferably O type fluid sealant, O type fluid sealant can produce under being squeezed and to a certain degree deform, to adapt between interior doorframe 2 and exterior door frame 3, and exterior door frame Gap between 3 and bathtub wall, it is achieved the function of sealing.

Fig. 4 shows the partial enlarged drawing of the M part of the tub door 1 shown in Fig. 2, specifically, it illustrates for bathtub The locking mechanism embodiment of the handle set 9 of door 1, the locking mechanism of described handle set 9 includes vertical through hole, itself has annular The latch 16 of groove, horizontal groove, end cap 17, spring 18 and group pearl 19.As shown in Figure 4, as it has been described above, handle set 9 It is connected to the top of main shaft 8, this handle set 9 is provided with handle 10, then between the center of rotation of distance handle set 9 is certain Away from position open a vertical through hole；In handle set 9, open the horizontal groove of a described vertical through hole of connection, lead in this level In groove, it is sequentially installed with end cap 17, spring 18 from outside to inside and dials pearl 19；The latch 16 of column type is placed in described perpendicular In clear opening, the cylindrical outer surface at latch 16 is provided with upper and lower twice cannelure, and the groove being positioned at opposite upper parts is referred to as first Groove, the groove of opposing lower portions are referred to as the second groove, and the cross section of this twice groove is circular arc；Further, at the upper surface of upper head plate 6 On open a blind hole, this blind hole is set to when user's turning handle 10 makes locking mechanism be in the lock state, now handle 10 with Tub door 1 is parallel to each other, this blind hole just alignment pins 16, during now the bottom of latch 16 is inserted into this blind hole, and institute State horizontal groove and be just in same level with described first groove；When user's turning handle 10 makes locking mechanism be in opening Time, handle 10 is orthogonal with tub door 1, and latch 16 staggers with this blind hole, and the bottom face of latch 16 is against upper head plate 6 Upper surface on, described horizontal groove is just in same level with described second groove, say, that described first groove and institute State the vertical dimension between the second groove and be equivalent to the degree of depth of this blind hole.Preferably, the lower half of this vertical through hole can be carried out reaming, The radius making this reaming section is slightly more than the first half radius of vertical through hole, and installs a stop catch in the latter half of latch 16 Circle, the distance of stop back-up ring and latch 16 bottom face and the length of vertical through hole section being counter-bored, be equal to the degree of depth of blind hole, And the outer edge radius of stop back-up ring is slightly less than the radius of this reaming section.

Further, the position of the lower surface adjoining upper head plate 6 at main shaft 8 is arranged with a shift fork 20, for preventing main shaft 8 Inordinate rotation, shift fork 20 can be analogous to the design of two gag lever posts in Chinese patent CN 201318085 Y, wherein dial Two position limit arms of fork 20 are in same level, are i.e. close to the position of the lower surface of upper head plate 6, when main shaft 8 is along suitable/inverse time When pin direction rotates, wherein described position limit arm will conflict internal hilar plate 4, external door panel 5 one of them, thus limit main shaft 8 The further rotation of (suitable/counterclockwise) in the direction.

Above-mentioned connected mode can the most gluing, bolt connect, interface arrangment and other modes being suitable for.

The operation principle of the present embodiment is as follows:

-opening tub door 1: user pulls up latch 16, and the original place group pearl 19 in the first groove, at the arc surface of described first groove Under effect, push out dial pearl 19 to overcome the spring force of spring 18, along with latch 16 is raised always, dial pearl 19 leave First groove, until stop back-up ring is stopped by the cascaded surface in vertical through hole, this cascaded surface be due to vertical through hole upper and lower two sections not Formed with radius；The most described second groove and described horizontal groove are in same level, dial the pearl 19 effect at spring 18 Under be embedded in described second groove, thus, blind hole is left in the bottom of latch 16, and handle set 9 is unlocked rotatably；User turns Fixed handle 10, main shaft 8 rotates the most in the same direction, and thus rotates shift fork 20 and cam-like commutation component 11, until dialling A wherein position limit arm of fork 20 is against in external door panel 5；Due to cam-like commutation component 11 rotation, its projection and Pin joint thereon also concomitant rotation, and drive waling stripe 12 flatly to swing, side's tongue 13 waling stripe 12 traction/ Under dragging, and recipient's tongue overlaps the restriction of 14, the 14 ' beeline channels collectively formed, and overlaps 14 ' from the square tongue of exterior door frame 3 and moves extremely The square tongue set 14 of interior doorframe 2, thus unlock locking mechanism.Now, user can arbitrarily push bathtub door-plate open；

-close tub door 1: tub door is placed in the off by user, i.e. bathtub door-plate flushes with bathtub wall, then rotates backward Handle 10, main shaft 8 rotates the most in the same direction, and thus rotates shift fork 20 and cam-like commutation component 11, until shift fork Another position limit arm of 20 is against in external door panel 5；Due to cam-like commutation component 11 rotation, its projection and its on Pin joint also concomitant rotation, thus drive waling stripe 12 flatly swing, side tongue 13 under the promotion of waling stripe 12, And recipient's tongue overlaps the restriction of 14, the 14 ' beeline channels collectively formed, overlap 14 from the square tongue of interior doorframe 2 and move to exterior door frame 3 Square tongue set 14 ', thus tub door 1 is arranged to the state of locking a door.

In order to avoid user inadvertently tapping handle 10, so that unlocking locking mechanism thus causing tub door 1 to be opened, Yong Huke Lock handle seat 9, concrete operations flow process is, when handle 10 turns to be in the lock state so that locking mechanism, handle 10 Parallel to each other with tub door 1, latch 16 is just directed at described blind hole, and user presses latch 16, and to make its bottom be inserted into described blind Kong Zhong, the arc surface of described second groove push out dial pearl 19 to overcome the spring force of spring 18, latch 16 declines directly always Bottom to its bottom face with described blind hole comes in contact, and the most described first groove and described horizontal groove are placed in same level, Dial pearl 19 to be embedded under the effect of spring 18 in described first groove, thus lock handle seat 9.

Should be appreciated that the above embodiment of the present invention is only used to clearly demonstrate embodiments of the present invention and operation principle, And it is not the restriction to embodiments of the present invention.For the those of ordinary skill in described field, at the base of described above Can also make other changes in different forms on plinth.Here cannot all of embodiment be given exhaustive.Every genus The obvious change amplified out in technical scheme or within changing still in protection scope of the present invention.

Claims (6)

1. a tub door, including interior doorframe, exterior door frame, internal hilar plate, external door panel, upper head plate, and locking mechanism, wherein Described internal hilar plate, external door panel are respectively connecting to the both sides of the edge of described interior doorframe, and described upper head plate is connected to described internal hilar plate, outer Door-plate and the upper limb of described interior doorframe, the most described internal hilar plate, external door panel, described interior doorframe and described upper head plate constitute Having the bathtub door-plate of hollow interior space, described locking mechanism is arranged in described inner space, it is characterised in that:

-described locking mechanism includes handle, handle set, main shaft, commutation component, waling stripe, side's tongue and side's tongue set, its Described in side tongue set be respectively arranged on described interior doorframe, exterior door frame, described main shaft runs through described upper head plate, is vertically disposed at institute State in the inner space of tub door, and the top of described main shaft is connected to the described handle set with described handle；

-described side's tongue is placed in described side's tongue set, and is connected to one end of described waling stripe, another of described waling stripe The bottom of end and described main shaft is respectively connecting to described commutation component, and described commutation component is for changing the rotary motion of main shaft Become moving horizontally of described waling stripe, thus drive described side's tongue to make straight reciprocating motion；

The latch that-described handle set includes the eccentric setting vertical through hole on described handle set, is placed in described vertical through hole, And being provided with blind hole on the upper surface of described upper head plate, when described locking mechanism is in the lock state, described latch is directed at Described blind hole；

-described handle set also includes the horizontal groove connecting described vertical through hole, sets the most successively in described horizontal groove It is equipped with end cap, spring and dials pearl；

-outer surface of described latch is provided with upper and lower two cannelures, when described latch is in raised position, described water The flat groove described lower cannelure of alignment, and when described latch is on position, the described horizontal groove described upper cannelure of alignment, Thus, described group of pearl can be respectively embedded into described two cannelures in above-mentioned two situations.

Tub door the most according to claim 1, it is characterised in that be positioned at one section of described inner space at described main shaft Upper sheathed shift fork, described shift fork includes at least one position limit arm, is used for being against described internal hilar plate or external door panel, described to prevent The inordinate rotation of main shaft.

Tub door the most according to claim 1, it is characterised in that in the inner space of described tub door, next-door neighbour is described The lower section of changement is provided with support bar, is used for supporting described locking mechanism.

Tub door the most according to claim 1, it is characterised in that described interior doorframe, exterior door frame are by solid aluminium profile or edge Its length direction has the aluminium section bar of standby emptying aperture, is made by stretch bending process.

Tub door the most according to claim 1, it is characterised in that described bathtub door-plate is installed on described external door by hinge On frame, and on described interior doorframe, exterior door frame, it is provided with depression position, is used for housing described hinge.

Tub door the most according to claim 1, it is characterised in that between described interior doorframe and exterior door frame, described external door Between frame and bathtub wall, it is respectively arranged with at least one fluid sealant, for preventing the water in bathtub from leaking.