CN207700856U

CN207700856U - A kind of theft-prevention structure of lockset

Info

Publication number: CN207700856U
Application number: CN201721780252.6U
Authority: CN
Inventors: 邓传亮
Original assignee: Dongguan Ddun Electronic Technology Co Ltd
Current assignee: Dongguan Ddun Electronic Technology Co Ltd
Priority date: 2017-12-15
Filing date: 2017-12-15
Publication date: 2018-08-07
Anticipated expiration: 2027-12-15

Abstract

The utility model discloses a kind of theft-prevention structure of lockset comprising：The handle base being installed in lockset shell, it is installed on handle base lower end and the gear seat for connecting lock tongue, it is installed on the hand handle on handle base and interlocked, it is arranged in handle base and the extension shelves component that is interlocked with handle base and is installed on the button for hanging shelves component upper end, clutch dislocation spring is provided between the extension shelves component and gear seat, the extension shelves component lower end is in disengaged position under clutch dislocation spring force effect with gear seat, and it is provided with resetting spring between the button and hand handle, the button upper end reaches under the elastic force effect of resetting spring outside a upper surface, card nose is formed on the outside of button, the grid spacer being adapted to the card nose is equipped in hand handle, button upper end is equipped with the instruction protrusion or instruction recess for being directed toward card nose direction.The utility model is simple in structure, at low cost, and the effect that has effects that fabulous anti-opal is antitheft and child-resistant is gone out alone, and safety coefficient is high, also has handle commutation function.

Description

A kind of theft-prevention structure of lockset

Technical field：

The utility model is related to lockset product technical fields, refer in particular to a kind of theft-prevention structure of lockset.

Background technology：

Door lock is to improve its ease for use and safety, generally generally passes through turning handle in routine use using smart lock Hand mode realizes that the locking or unlock of door, lock and unlock are realized to rotate an Internal handle and door outer handle.

After user enters in room and after closing the door, regardless of whether being locked, room can be opened by directly rotating door Internal handle Door, thus will appear such a problem：Child is when unattended, even if pivoting door Internal handle if after being locked Door can directly be opened to go out, unexpected risk occur existing outdoors；Either, thief gets into the room through the window, then by When the door in room is outgoing, also pivoting door Internal handle can directly open door and go out；It either, can be by opening door Opal is stretched into inside room with tool and opens door to drive Internal handle to rotate, and therefore, there are anti-theft features for current door lock Deficiency, security risk is higher, and use is not convenient enough, is unfavorable for improving the market competitiveness.

In view of this, the present inventor proposes following technical scheme.

Utility model content：

The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of theft-prevention structure of lockset.

In order to solve the above-mentioned technical problem, the utility model uses following technical proposals：The theft-prevention structure packet of the lockset It includes：The handle base that is installed in lockset shell is installed on handle base lower end and for connecting the gear seat of lock tongue, being installed on handle On seat and the hand handle interlocked, the extension shelves component that is arranged in handle base and is interlocked with handle base and it is installed on and hangs shelves component upper end And for driving the extension shelves component and gear seat to be in the button of connection status, be provided between the extension shelves component and gear seat from Dislocation spring is closed, which is in disengaged position under clutch dislocation spring force effect with gear seat, and this is pressed Resetting spring is provided between button and hand handle, which reaches under the elastic force effect of resetting spring outside a upper surface, A card nose is formed on the outside of the button, the grid spacer being adapted to the card nose is provided in the hand handle, which is provided with It is directed toward the instruction protrusion or instruction recess in card nose direction.

Furthermore, in above-mentioned technical proposal, commutation resetting spring is provided between the extension shelves component and handle base.

Furthermore, in above-mentioned technical proposal, the extension shelves component includes being installed in handle base and being connect with hand handle Commutation screw sleeve, be arranged in from bottom to top in commutation screw sleeve and can the opposite extension shelves that the commutation screw sleeve slides up and down propulsion Screw rod and the extension shelves connecting rod for being fixedly installed in the positioning sleeve of handle base lower end and being arranged in the positioning sleeve and can rotating synchronously, The extension shelves augering screw lower end is contacted with shelves connecting rod is hung；The positioning sleeve is located at gear seat upper end, and the gear seat upper end forms For hanging the driver slot of shelves connecting rod lower end insertion, which is fixedly connected with button, which dislocates on spring End, which is embedded in, to hang in shelves connecting rod lower end, and clutch dislocation lower spring end is placed in driver slot contact.

Furthermore, in above-mentioned technical proposal, the hand handle offers the first mounting groove along the upper end downwards, and should Hand handle is provided with a deckboard at the first mounting groove port, and it is empty that an installation is formed between the deckboard and the first mounting groove Between, the resetting spring and grid spacer are mounted in the installation space, and the button is installed in the installation space, and should Button upper end passes through the hole being arranged in deckboard position to stretch out in outside the deckboard upper end.

Furthermore, in above-mentioned technical proposal, extension shelves augering screw upper end is provided with thread segment, the thread segment spiral shell It is rotated with due in the thread groove of button lower end setting.

Furthermore, in above-mentioned technical proposal, the cross section for hanging shelves connecting rod is in polygon；The driver slot is transversal Face is in polygon.

Furthermore, in above-mentioned technical proposal, the instruction protrusion or instruction recess are arrow instruction protrusion or arrow Instruction recess.

Furthermore, in above-mentioned technical proposal, the handle base upper end is provided with a screens step, the hand handle lower end It is provided with commutation step groove, which is socketed on by the step groove that commutates on the screens step of the handle base upper end, and is led to Cross the locking of orientation screw.

Furthermore, in above-mentioned technical proposal, screens step upper end is provided with polygon locating piece；The commutation platform Rank trench bottom is provided with the polygon locating slot being adapted to polygon locating piece.

After adopting the above technical scheme, the utility model has the advantages that compared with prior art：This practicality New structure is simple, at low cost, and have effects that fabulous anti-opal is antitheft and child-resistant is gone out alone effect, and safety coefficient It is high.The utility model has following a variety of modes of operation：The first：The utility model is in peacetime state (loosening nothing to put into gear), It hangs shelves component lower end and is in disengaged position with gear seat under clutch dislocation spring force effect, at this point, at gear seat and hand handle In non-gearing state, rotary handle can not also drive the gear seat to rotate, therefore handle base is in vacantly and the gear shifting device that do not link And lock body lock tongue, i.e., it can not unlock.Second：Forbid the state of putting into gear：When the instruction protrusion or instruction recess of button upper end are directed toward When the handle orientations of hand handle, the card nose on the outside of button is placed in the top of the grid spacer in hand handle, at this point, button can not be pressed Under, i.e., it can not achieve the purpose that unlocking by rotary handle, fabulous antitheft effect be reached with this, and safety coefficient is high.The Three kinds：Press the state of putting into gear：When the direction of the instruction protrusion of button upper end or instruction recess is opposite with the handle orientations of hand handle, Card nose on the outside of button is staggered with the grid spacer in hand handle, at this point, shelves component and gear seat company can be hung to drive by lower button It is connected together, at this point, the handle base, gear seat, hand handle and extension shelves component are both connected to together, are in gearing state, work as rotation Hand handle can be driven handle base and gear seat rotation, and the gear seat drives the lock tongue flexible, unlocks or shuts to realize.4th Kind：Fixed state of putting into gear：On the basis of the third mode of operation, rotate button again, make button upper end instruction protrusion or Indicate that recess is directed toward the handle orientations of hand handle, and the card nose on the outside of button is placed in the lower section of the grid spacer in hand handle, i.e., this is pressed Button stops that rotary handle can be driven handle base and gear seat rotates in the state that is pressed by grid spacer, and the gear Seat drives the lock tongue flexible, unlocks or shuts to realize.5th kind：Handle commutates：When the utility model needs to carry out handle When commutation, orientation screw is screwed, outside pull-up hand handle, the resetting spring that commutates at this time is compressed, and the polygon positions Block is detached from polygon locating slot and misplaces, and handle can loosen the power of pull-up when selected handle direction with 360 degree rotation at this time, Handle is allowed polygon locating piece inlay card in polygon locating slot again by the pushing dynamic of commutation resetting spring reset, to Achieve the purpose that handle commutates.

Description of the drawings：

Fig. 1 is the stereogram for the lockset for being equipped with the utility model；

Fig. 2 is the stereogram of the utility model；

Fig. 3 is the stereogram at another visual angle of the utility model；

Fig. 4 is the sectional view of the utility model；

Fig. 5 is the stereogram after the utility model dismounting deckboard.

Specific implementation mode：

The utility model is further illustrated with reference to specific embodiments and the drawings.

See shown in Fig. 1-5, be a kind of theft-prevention structure of lockset comprising：It is installed on handle base 2 in lockset shell 1, peace Loaded on 2 lower end of handle base and for connecting the gear seat 3 of lock tongue, the hand handle 4 for being installed on handle base 2 and interlocking, being arranged in handle It the extension shelves component 5 that is interlocked in hand seat 2 and with handle base 2 and is installed on and hangs 5 upper end of shelves components and for driving the extension shelves component 5 It is in the button 6 of connection status with gear seat 3, clutch dislocation spring 7, the extension are provided between the extension shelves component 5 and gear seat 3 Shelves 5 lower end of component is in disengaged position under clutch dislocation 7 elastic force of spring effect with gear seat 3, is only pressing the button 6 Under situation, extension shelves component 5 is driven to link together with gear seat 3, at this point, the handle base 2, gear seat 3, hand handle 4 and extension shelves group Part 5 is both connected to together, is in gearing state, is rotated when rotary handle 4 can be driven handle base 2 and gear seat 3, and the gear Seat 3 drives the lock tongue flexible, unlocks or shuts to realize；In the case of not pressing the button 6, under the extension shelves component 5 End is in disengaged position under clutch dislocation 7 elastic force of spring effect with gear seat 3, at this point, gear seat 3 is in non-company with hand handle 4 Dynamic state, rotary handle 4 can not also drive the gear seat 3 to rotate, i.e., can not unlock.

Resetting spring 60 is provided between the button 6 and hand handle 4, which makees in the elastic force of resetting spring 60 It is reached under outside 4 upper surfaces, in order to which user presses lower button 6.6 outside of the button forms a card nose 61, the hand Being provided with the grid spacer 41 being adapted to the card nose 61 in 4,6 upper end of button be provided be directed toward 61 direction of card nose instruction it is convex Play or indicate recess 62.Specifically, the utility model has following a variety of modes of operation：The first：The utility model is in Peacetime state (loosens nothing to put into gear), hangs 5 lower end of shelves component and is in disengaging with gear seat 3 under clutch dislocation 7 elastic force of spring effect State, at this point, gear seat 3 is in non-gearing state with hand handle 4, rotary handle 4 can not also drive the gear seat 3 to rotate, therefore handle Hand seat 2 is in vacantly and do not link gear shifting device 3 and lock body lock tongue, i.e., can not unlock.Second：Forbid the state of putting into gear：When by When the instruction protrusion or instruction recess 62 of 6 upper end of button are directed toward the handle orientations of hand handle 4, the card nose 61 in 6 outside of button is placed in hand handle 4 The top of interior grid spacer 41 can not achieve the purpose that unlocking at this point, button 6 can not be pressed by rotary handle, Reach fabulous antitheft effect with this, and safety coefficient is high.The third：Press the state of putting into gear：When the instruction protrusion of 6 upper end of button Or instruction recess 62 direction it is opposite with the handle orientations of hand handle 4 when, the card nose 61 in the outside of button 6 and the positioning in hand handle 4 every Plate 41 is staggered, at this point, can be by lower button 6 to drive extension shelves component 5 to link together with gear seat 3, at this point, handle base 2, the shelves Position seat 3, hand handle 4 and hang shelves component 5 and be both connected to together, be in gearing state, when rotary handle 4 can be driven handle base 2 and Gear seat 3 rotates, and the gear seat 3 drives the lock tongue flexible, unlocks or shuts to realize.4th kind：Fixed state of putting into gear： On the basis of the third mode of operation, button 6 is rotated again, and the instruction protrusion of 6 upper end of button or instruction recess 62 is made to be directed toward hand The card nose 61 of 4 handle orientations, and 6 outside of button is placed in the lower section of the grid spacer 41 in hand handle 4, i.e. the button 6 is determined Position partition board 41 stops that rotary handle 4 can be driven handle base 2 and gear seat 3 rotates in the state that is pressed, and the gear seat 3 drive the lock tongue flexible, unlock or shut to realize.

Resetting spring 60 is provided between the button 6 and hand handle 4, this resetting spring 60 can enhance the elasticity to button 6 Strength, make button 6 can stable position in hand handle 4.The instruction protrusion or instruction recess 62 are arrow instruction protrusion or arrow Instruction recess.

The shelves component 5 of hanging includes the commutation screw sleeve 51, from bottom to top for being installed in handle base 2 and being connect with hand handle 4 It is arranged in commutation screw sleeve 51 and can pacify with respect to the extension shelves augering screw 52 and fixation that the commutation screw sleeve 51 slides up and down Positioning sleeve 54 loaded on 2 lower end of handle base and the extension shelves connecting rod 53 that is arranged in the positioning sleeve 54 and can rotate synchronously, the extension shelves 52 lower end of augering screw is contacted with shelves connecting rod 53 is hung；The positioning sleeve 54 is located at 3 upper end of gear seat, and 3 upper end of gear seat is molded There are the driver slot 31 for hanging the insertion of 53 lower end of shelves connecting rod, 52 upper end of extension shelves augering screw to be fixedly connected with button 6, the clutch is de- Position 7 upper end of spring, which is embedded in, to hang in 53 lower end of shelves connecting rod, and 7 lower end of clutch dislocation spring is placed in the contact of driver slot 31.Since this is fixed Position set 54 is fixedly installed in 2 lower end of handle base, should after the driver slot 31 to cause 3 upper end of the extension shelves connecting rod 53 insertion gear seat Positioning sleeve 54 links together with handle base 2 and gear seat 3, and interlocks.The cross section for hanging shelves connecting rod 53 is in polygon；Institute It is in polygon to state 31 cross section of driver slot, can be interlocked with causing to hang after shelves connecting rod 53 is embedded in the driver slot 31 of 3 upper end of gear seat.

Commutation resetting spring 8 is provided between the extension shelves component 5 and handle base 2,8 local of commutation resetting spring is reversed The effect of handle base 2 and hand handle 4 are tensed together.

The hand handle 4 offers the first mounting groove 42 along the upper end downwards, and the hand handle 4 is in 42 port of the first mounting groove Place is provided with a deckboard 43, and an installation space, the reset bullet are formed between the deckboard 43 and the first mounting groove 42 Spring 60 and grid spacer 41 are mounted in the installation space, and the button 6 is installed in the installation space, and on the button 6 Hold the hole being arranged in the deckboard 43 position to stretch out in outside 43 upper end of deckboard.

52 upper end of extension shelves augering screw is provided with thread segment, which is fixed on the setting of 6 lower end of button In thread groove, ensure the stability of assembly with this.

2 upper end of the handle base is provided with a screens step 21, and 4 lower end of the hand handle is provided with commutation step groove 40, should 4 lower end of hand handle is socketed on by the step groove 40 that commutates on the screens step 21 of 2 upper end of handle base, and by orienting screw 401 Locking.Wherein, 21 upper end of screens step is provided with polygon locating piece 22；40 bottom of commutation step groove be provided with it is more The polygon locating slot 402 that side shape locating piece 22 is adapted to.It is complicated inside handle because gear shifting device accessory etc. is inside handle Commutation function is opened in space to increase trouble when handle commutation, therefore research and develop handle to pull.21 upper end of the screens step setting There is polygon locating piece 22；40 bottom of commutation step groove is provided with the polygon locating slot being adapted to polygon locating piece 22 402, the effect of commutation resetting spring 8 local reversely tenses handle base 2 and hand handle 4 together, polygon locating piece 22 is made to block In the polygon locating slot 402, make between handle base 2 and hand handle 4 when rotated, to be in gearing state.When this practicality is new When type needs to commutate to handle, orientation screw 401 is screwed, outside pull-up hand handle 4, commutate resetting spring 8 at this time It is compressed, and the polygon locating piece 22 is detached from polygon locating slot 402 and misplaces, handle can be elected to 360 degree rotation at this time Determine to loosen when handle direction the power of pull-up, handle is moved by pushing for commutation 8 reseting of resetting spring and allows polygon to position again 22 inlay card of block is in polygon locating slot 402, to achieve the purpose that handle commutates.

It is at low cost in conclusion the utility model is simple in structure, and have effects that fabulous anti-opal is antitheft and child-resistant It gos out alone effect, and safety coefficient is high.The utility model has following a variety of modes of operation：The utility model has following more Kind mode of operation：The first：The utility model is in peacetime state (loosening nothing to put into gear), hangs 5 lower end of shelves component and dislocates in clutch The effect of 7 elastic force of spring is lower and gear seat 3 is in disengaged position, at this point, gear seat 3 is in non-gearing state with hand handle 4, rotates hand Can not also drive the gear seat 3 to rotate 4, therefore handle base 2 is in hanging and do not link gear shifting device 3 and lock body lock tongue, i.e., without Method is unlocked.Second：Forbid the state of putting into gear：When the instruction protrusion or instruction recess 62 of 6 upper end of button are directed toward the handle side of hand handle 4 The card nose 61 of Xiang Shi, the outside of button 6 are placed in the top of the grid spacer 41 in hand handle 4, at this point, button 6 can not be pressed, i.e., without Method achievees the purpose that unlocking by rotary handle, reaches fabulous antitheft effect with this, and safety coefficient is high.The third：It presses Under put into gear state：When the direction of the instruction protrusion of 6 upper end of button or instruction recess 62 is opposite with the handle orientations of hand handle 4, press The card nose 61 in 6 outside of button is staggered with the grid spacer 41 in hand handle 4, at this point, shelves component 5 and shelves can be hung to drive by lower button 6 Position seat 3 links together, at this point, the handle base 2, gear seat 3, hand handle 4 and extension shelves component 5 are both connected to together, in gearing State is rotated when rotary handle 4 can be driven handle base 2 and gear seat 3, and the gear seat 3 drives the lock tongue flexible, to realize It unlocks or shuts.4th kind：Fixed state of putting into gear：On the basis of the third mode of operation, button 6 is rotated again, makes button 6 The instruction protrusion or instruction recess 62 of upper end are directed toward the handle orientations of hand handle 4, and the card nose 61 in 6 outside of button is placed in hand handle 4 Grid spacer 41 lower section, i.e. the button 6 stops that rotary handle 4 can drive in being pressed state by grid spacer 41 Dynamic handle base 2 and gear seat 3 rotate, and the gear seat 3 drives the lock tongue flexible, unlock or shut to realize.5th kind：Handle Commutation：When the utility model needs to commutate to handle, orientation screw 401 is screwed, outside pull-up hand handle 4, this Shi Huanxiang resetting springs 8 are compressed, and the polygon locating piece 22 is detached from polygon locating slot 402 and misplaces, and handle can at this time With 360 degree rotation, loosen the power of pull-up when selected handle direction, handle by commutation 8 resets of resetting spring push move and Allow 22 inlay card of polygon locating piece in polygon locating slot 402, to achieve the purpose that handle commutates again.

Certainly, it is not to implement to limit the utility model the foregoing is merely specific embodiment of the utility model Range, it is all according to the equivalent change or modification that structure, feature and principle is done described in present utility model application the scope of the claims, it should all wrap It includes in present utility model application the scope of the claims.

Claims

1. a kind of theft-prevention structure of lockset, it is characterised in that：It includes：It is installed on handle base (2) in lockset shell (1), peace Loaded on handle base (2) lower end and for connect the gear seat (3) of lock tongue, the hand handle (4) for being installed on handle base (2) and interlocking, It is arranged in handle base (2) and the extension shelves component (5) that is interlocked with handle base (2) and is installed on and hangs shelves component (5) upper end and be used in combination In the button (6) for driving the extension shelves component (5) and gear seat (3) to be in connection status, the extension shelves component (5) and gear seat (3) Between be provided with clutch dislocation spring (7), extension shelves component (5) lower end clutch dislocation spring (7) elastic force effect under and gear Seat (3) is in disengaged position, and is provided with resetting spring (60) between the button (6) and hand handle (4), which exists It reaches outside (4) upper surface under the elastic force effect of resetting spring (60), a card nose (61) is formed on the outside of the button (6), it should It is provided with the grid spacer (41) being adapted to the card nose (61) in hand handle (4), which, which is provided with, is directed toward card nose (61) The instruction protrusion or instruction recess (62) in direction.

2. a kind of theft-prevention structure of lockset according to claim 1, it is characterised in that：The extension shelves component (5) and handle Commutation resetting spring (8) is provided between seat (2).

3. a kind of theft-prevention structure of lockset according to claim 1, it is characterised in that：The extension shelves component (5) includes peace Loaded on the commutation screw sleeve (51) being connect in handle base (2) and with hand handle (4), from bottom to top it is arranged in commutation screw sleeve (51) And with respect to the extension shelves augering screw (52) that the commutation screw sleeve (51) slides up and down and handle base (2) lower end can be fixedly installed in Positioning sleeve (54) and be arranged in the extension shelves connecting rod (53) that in the positioning sleeve (54) and can be rotated synchronously, the extension shelves augering screw (52) lower end is contacted with shelves connecting rod (53) is hung；The positioning sleeve (54) is located at gear seat (3) upper end, and gear seat (3) upper end at Type has the driver slot (31) for hanging the insertion of shelves connecting rod (53) lower end, extension shelves augering screw (52) upper end and the fixed company of button (6) It connects, clutch dislocation spring (7) upper end, which is embedded in, to hang in shelves connecting rod (53) lower end, and clutch dislocation spring (7) lower end is placed in driving Slot (31) contacts.

4. a kind of theft-prevention structure of lockset according to claim 1, it is characterised in that：The hand handle (4) is along end face thereon The first mounting groove (42) is offered downwards, and the hand handle (4) is provided with a deckboard at the first mounting groove (42) port (43), an installation space, the resetting spring (60) and positioning are formed between the deckboard (43) and the first mounting groove (42) Partition board (41) is mounted in the installation space, and the button (6) is installed in the installation space, and button (6) upper end is worn The hole position being arranged in the deckboard (43) is crossed to stretch out in outside deckboard (43) upper end.

5. a kind of theft-prevention structure of lockset according to claim 1, it is characterised in that：On the extension shelves augering screw (52) End is provided with thread segment, which is fixed in the thread groove of button (6) lower end setting.

6. a kind of theft-prevention structure of lockset according to claim 1, it is characterised in that：It is described to hang the transversal of shelves connecting rod (53) Face is in polygon；Driver slot (31) cross section is in polygon.

7. a kind of theft-prevention structure of lockset according to claim 1, it is characterised in that：The instruction protrusion or instruction recess (62) it is arrow instruction protrusion or arrow instruction recess.

8. a kind of theft-prevention structure of lockset according to claim 1-7 any one, it is characterised in that：The handle base (2) upper end is provided with a screens step (21), and hand handle (4) lower end is provided with commutation step groove (40), hand handle (4) lower end By commutating, step groove (40) is socketed on the screens step (21) of handle base (2) upper end, and is locked by orienting screw (401) Gu.

9. a kind of theft-prevention structure of lockset according to claim 8, it is characterised in that：Screens step (21) upper end is set It is equipped with polygon locating piece (22)；Commutation step groove (40) bottom is provided with the polygon being adapted to polygon locating piece (22) Locating slot (402).