CN101240678A

CN101240678A - Single inclined tongue lock

Info

Publication number: CN101240678A
Application number: CNA2008100257867A
Authority: CN
Inventors: 吴沛华
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-01-08
Filing date: 2008-01-08
Publication date: 2008-08-13
Anticipated expiration: 2028-01-08
Also published as: CN101240678B

Abstract

The invention relates to a monocline bolt lock body. The inclined bolt unit of the monocline bolt lock body is placed in the middle of the housing, the inclined bolt is projected at the side board of the back board and is connected to the lining board fixed on the side board of the back board, the formation of the back board has a support, the backboard on the top of the inclined bolt unit is installed a trip switch unit connected with the handles, the trip switch unit and the top end of the L shape stiring piece mounted on the support are against together, the bottom end of the L shape stiring piece is against to the guide board of the inclined bolt unit; the back board at the bottom of the inclined bolt unit places a stiring peach, the stiring peach connect card board unit installed by support, the card board unit includes a I-shaped card board, the bottom groove of the card board is connected with the stiring peach, the top groove of the card board matches the guide board of the inclined bolt unit. Lock body of the present invention has high safety performance, good stability, and can be used at different situation and environment.

Description

A kind of single inclined tongue lock

Technical field

The utility model relates to the door lock technical field, is specifically related to the single inclined tongue lock structure is carried out improved new lock body.

Background technology

Single inclined tongue lock is simple in structure, installation dimension is little, low price and being widely used in the supporting structure of various door locks.Existing on the market single inclined tongue lock or have the following disadvantages and defective:

(1) the handle position return elastic force of lock body is bad, and feel is also good inadequately;

(2) safety or stability are not high, and lock body is easily stuck or easily destroyed, and the oblique tongue that the ejection lock body enters in the doorframe keeper is easy to be allocated for the lock body of withdrawing again with descending by the external force hook.

(3) easily loss, application life is short.

Some recently also occur and improved the lock body structure of the same type of structure, as the disclosed single flapper lock of No. 03273308.9 patent of China " a kind of single flapper lock ", although the lock body functional reliability of this structure and safety are well all good, be subjected to the L.H.flapped door or the influence of R.H.flapped door but also exist to install, use the inconvenient problem of installing.

The utility model content

Technical problem to be solved in the utility model provides a kind of security performance height, good stability, and can be at the single inclined tongue lock of the use under different occasions, the environment.

The utility model is achieved through the following technical solutions:

Design a kind of single inclined tongue lock, comprise the housing of forming by back plate and cover plate, the oblique tongue assembly of band guide plate is installed in the housing, described oblique tongue assembly is installed in the housing middle part, tiltedly tongue leans out and by the liner plate clamping on the side plate that is fixed on the back plate from the side plate of back plate, form support column on the plate of described back, tiltedly on the back plate of tongue assembly top the pull-fork assembly that is connected with handle is installed, pull-fork assembly leans together with the upper end that is installed in the L shaped plectrum on the support column, and the lower end of L shaped plectrum leans with the guide plate of oblique tongue assembly; Tiltedly be equipped with on the back plate below the tongue assembly and dial peach, be connected with the clamp assembly by the support column installation on group peach, the clamp assembly includes the clamp of " worker " font, the following groove position of described clamp and group peach snapping, and mate with the guide plate of oblique tongue assembly the groove position on the clamp.

As the improvement of such scheme, tiltedly the oblique tongue rod of tongue assembly wore guide plate, and oblique tongue rod is connected with oblique tongue on one termination, and tongue is equipped with in another termination, and described tongue one end leans on the guide plate of oblique tongue assembly, and the other end leans on the plate sidewall of back.

Pull-fork assembly is made up of shift fork, shift fork spring and swinging plate, and wherein shift fork, shift fork spring are to be sheathed in the fork plate.Firmer and be difficult for destroyedly for the sliding piece that makes effect, swinging plate is designed to upper and lower cambered surface clips back open column shape body, the one side is extended with dials ear.

Plectrum is that two corner parts are provided with the L shaped lamellar body of through hole and a termination by the two-sided body that brace links together, and makes the plectrum of transfer function power be difficult for destroyed.

The clamp assembly also includes clamp spring and clamp spring cover, and the through hole that described clamp is provided with by its left and right sides is installed on the plate of back, and the support column interference fit that the through hole on described clamp right side is mated also is provided with step on the described clamp right side wall.

The utility model has following remarkable result compared to existing technology:

Single inclined tongue lock security performance height provided by the utility model, the return elastic force of shift fork is good, good stability.The oblique tongue of its oblique tongue assembly leans out the back from the side plate of back plate and is connected and fixed by liner plate, as long as take off liner plate, just but tiltedly the tongue following left open the door direction difference and freely change, install very convenient.And swinging plate and plectrum adopt the two sides double design, and be firm and be difficult for being damaged.The utility model can both can have been worked as door lock, bathroom lock use in the use under different occasions, the environment, can be used as passage lock again and use, and was practical strong, also can ensure customer's life and property safety better.

Description of drawings

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

Fig. 1 is the utility model contour structures schematic diagram;

Fig. 2 is the structural representation of opening behind the cover plate;

Fig. 3 is a component decomposing schematic representation of the present utility model;

Fig. 4 is the decomposing schematic representation of oblique tongue assembly of the present utility model.

The specific embodiment

Referring to Fig. 1～3, a kind of single inclined tongue lock includes housing and is arranged on the interior lock body functional part of housing.Housing is made up of back plate 1 and cover plate 2.Back plate is a frame body, and back plate one side is a side plate, also is connected with on the side plate and the corresponding liner plate 3 of its shape size.

The lock body functional part includes oblique tongue assembly 4, pull-fork assembly 5, plectrum 6, clamp assembly 7 and group peach 8.Tiltedly the tongue assembly is installed in the housing middle part, and tiltedly the tongue assembly comprises column oblique tongue rod 41, guide plate 42, oblique tongue 43 and tongue 44.Earlier oblique tongue rod is inserted in the hole of being offered on the oblique tongue body and during assembling oblique tongue rod and oblique tongue are riveted together with rivet.Then guide plate is being sleeved on the oblique tongue rod, the tongue card 45 of using " O " shape again is firm being fixed on the oblique tongue rod of guide plate, in order to avoid guide plate moves along oblique tongue rod, thereby guarantees that guide plate drives the oblique tongue rod and the oblique reliability of tongue moving telescopic.Tiltedly tongue one end on the tongue assembly leans on the guide plate of oblique tongue assembly, and the other end leans on the plate sidewall of back, and tongue makes oblique tongue not have the external force interaction energy to restore to the original state.The dead bolt of present embodiment forms segment by the fine copper manufacturing, lock-bit length 12mm, and fan-shaped design rubs door lock and is reduced to minimum in door switch, and loss also drops to minimum.

Tiltedly the tongue assembly is installed in the housing middle part, and tiltedly tongue leans out from the side plate that has the tongue hole of back plate, and by liner plate 3 clampings that are fixed on the side plate.Tiltedly on the back plate of tongue assembly top the pull-fork assembly 5 that is connected with handle is installed, pull-fork assembly has shift fork 51, shift fork spring 52 and swinging plate 53, and wherein shift fork, shift fork spring are sheathed in the fork plate.Handle drives shift fork, and shift fork drives swinging plate again, and they are multiple associations, and the shift fork spring then mainly is to allow handle that the elastic force of return is arranged.On the corresponding aperture position after shift fork is contained between plate and the cover plate, in order to the related parts of location shift fork, i.e. shift fork, shift fork spring, swinging plate.Swinging plate is that upper and lower cambered surface is clipped back open column shape body, and the one side is extended with dials ear.The ear of dialling of fork plate leans together with the upper end that is installed in the plectrum 6 on the plate of back, and the lower end of plectrum and the guide plate of oblique tongue assembly lean mutually.Described plectrum 6 is that two corner parts are provided with the two-sided body that the L shaped lamellar body one end head of through hole is linked together by brace.Plectrum is processed into two-sided body makes it more stable when transfer function power, and durability is strong.Plectrum is to be installed on the support column that is provided with on the plate of back by the through hole that is provided with on it, when group ear of fork plate leans the plectrum upper end, can be so that plectrum be that rotate in the axle center with its turning, thus the guide plate that makes the lower end of plectrum act on oblique tongue assembly drives the flexible of oblique tongue.

Tiltedly be equipped with in the hole of offering on the back plate of tongue assembly below and dial peach 8, dial on the peach and be connected with clamp assembly 7.The clamp assembly is assembled by clamp 71, clamp spring 72 and clamp spring cover 73.The assembling plate that the time is installed is earlier gone up the clamp spring again, goes up clamp spring cover at last.The clamp spring is by the clamp return, and clamp spring cover is then fixed clamp spring and clamp, does not allow it walk.Described clamp is " worker " font, the following groove position of described clamp 710 with dial the peach snapping, the groove position 711 and the oblique guide plate coupling of tongue assembly on the clamp, guide plate can be contained on the clamp in the groove position.

The clamp left and right sides also is provided with through hole, and forms support column behind the housing on the plate, and clamp is by making through hole and cooperating of support column clamp be installed on the plate of back.Wherein the support column that is mated of the through hole 712 on clamp right side is an interference fit, makes clamp to move up when dialling the leaning of peach.Also be provided with step 713 on the described clamp right side wall.This step blocks guide plate 42, lives oblique tongue 43 surely, and be locking state this moment.

Lock body duty in the present embodiment is as follows: when the handle that connects when pull-fork assembly did not rotate, tiltedly tongue was withstood on casing liner by tongue elastic force and enters dead bolt box on the doorframe outward, and this moment, lock body was to close but not locked state; If handle is rotated by the application of force, then the ear of dialling of swinging plate acts on the plectrum upper end, and plectrum rotates and makes the lower end of plectrum act on guide plate, and guide plate overcomes tongue elastic force makes oblique tongue in the plate of dead bolt box withdrawal back, thereby beats opening door body.

Dial peach and be rotated when needs are locked, dial peach and lean that the groove position makes that clamp is an axle with the support column in left side under the clamp, the clamp right side moves up in through hole 712.The last groove position of clamp fastens oblique tongue guide plate makes the oblique tongue rod can not telescopic moving, keeps oblique tongue to be in the dead bolt box.Because how no matter the snapping of clamp and guide plate use handle in the shift fork position application of force, all can't open oblique tongue.The swinging plate of present embodiment and plectrum all are to adopt the plated material plate of the thick two-sided thickening of 2.0MM to design, and be firm and be difficult for being damaged.

The utility model can with this lock body and the supporting use of door lock panel, then can be worked as door lock and use in the use under different occasions, the environment, uses with the supporting bathroom lock of then can working as of bathroom lock panel.If the oblique tongue position of this lock body is retracted in the lock body, lock dialling the peach position, tiltedly tongue just can't be protruding, mix the passage lock panel this moment again and just can work as the passage lock use, one locks three usefulness, very convenient and practical, also can ensure customer's life and property safety better.

Claims

1, a kind of single inclined tongue lock, comprise the housing of forming by back plate (1) and cover plate (2), the oblique tongue assembly of band guide plate is installed in the housing, it is characterized in that: described oblique tongue assembly is installed in the housing middle part, tiltedly tongue leans out and by liner plate (3) clamping on the side plate that is fixed on the back plate from the skirt walls of back plate, form support column (11) on the plate of described back

Tiltedly on the back plate of tongue assembly (4) top the pull-fork assembly (5) that is connected with handle is installed, pull-fork assembly leans together with the upper end that is installed in the L shaped plectrum (6) on the support column, and the lower end of L shaped plectrum leans with the guide plate of oblique tongue assembly;

Tiltedly be equipped with on the back plate of tongue assembly below and dial peach (8), dial and be connected with the clamp assembly of installing by support column (5) on the peach, the clamp assembly includes the clamp (71) of " worker " font, the following groove position of described clamp and group peach snapping, and mate with the guide plate of oblique tongue assembly the groove position on the clamp.

2, single inclined tongue lock according to claim 1, it is characterized in that: described oblique tongue assembly (4) comprises column oblique tongue rod (41), oblique tongue rod wore guide plate (42), be connected with on oblique tongue rod one termination and be set to fan-shaped oblique tongue (43), tongue (44) is equipped with in another termination, described tongue one end leans on the guide plate of oblique tongue assembly, and the other end leans on the plate sidewall of back.

3, single inclined tongue lock according to claim 2, it is characterized in that: described pull-fork assembly (5) comprises shift fork (51), shift fork spring (52) and swinging plate (53), swinging plate is that upper and lower cambered surface is clipped back open column shape body, the one side is extended with dials ear, and shift fork, shift fork spring are sheathed in the fork plate.

4, single inclined tongue lock according to claim 3 is characterized in that: described plectrum (6) is that two corner parts are provided with the L shaped lamellar body of through hole and the two-sided body that a termination is linked together by brace.

5, single inclined tongue lock according to claim 4, it is characterized in that: described clamp assembly (7) also includes clamp spring (72) and clamp spring cover (73), the through hole that described clamp is provided with by its left and right sides is installed on the plate of back, the support column interference fit that the through hole on described clamp right side is mated also is provided with step on the described clamp right side wall.