CN217129172U - Door handle with back locking structure - Google Patents

Abstract

The utility model relates to a door handle with a back locking structure, which comprises a first handle, the first handle comprises a first base and a first door handle body rotationally arranged on the first base, a first accommodating cavity is arranged in the first base, the first door handle body is provided with a first handle part which is arranged in the first accommodating cavity after assembly, a slot is arranged on the first handle part, a first back locking slide block which prevents the first door handle body from being unlocked rotationally when the back locking is arranged in the first accommodating cavity, the first back locking slide block is provided with an inserting part which is inserted in the slot when the back locking is carried out, a first back locking key which is partially exposed out of the first base and is used for driving the inserting part to be inserted in the slot is also arranged in the first accommodating cavity, the back locking structure is arranged on the first base, compared with the prior art that the first base has small volume, the occupied volume of a lock body is reduced, the door handle is simple and beautiful, and the back locking structure is simple, the volume that the structure of locking back occupied has been reduced, easy dismounting, the probability greatly reduced that breaks down and damage.

Description

Door handle with back locking structure

[ technical field ] A method for producing a semiconductor device

The utility model relates to a tool to lock field, especially a take door handle of anti-lock structure.

[ background of the invention ]

General indoor lock (such as bedroom door, lavatory door, balcony door etc.) all can set up the anti-locking mechanism, and the anti-locking mechanism is usually all rotated through the aggregate unit who drives inside to lock the lock dead, and the anti-locking mechanism all sets up on one side of handle separately, will cause the lock body structure complicacy like this, and is bulky, and the easy trouble and the damage of lock body cause personnel to be stranded, endangers our personal safety.

The prior art does not meet our needs.

[ Utility model ] content

In order to solve the problem, the utility model provides a simple structure's door handle of taking anti-lock structure.

In order to achieve the above object, the utility model provides a following technical scheme:

the door handle with the back locking structure comprises a first handle, wherein the first handle comprises a first base and a first door handle body which is rotatably arranged on the first base, a first accommodating cavity is formed in the first base, a first handle part which is positioned in the first accommodating cavity after assembly is arranged on the first door handle body, a slot is formed in the first handle part, a first back locking sliding block which prevents the first door handle body from being rotated to be unlocked when the first accommodating cavity is internally provided with a back lock is provided, the first back locking sliding block is provided with an inserting part which is inserted into the slot when the first back lock is locked, and a first back locking key which is partially exposed out of the first base and is used for driving the inserting part to be inserted into the slot is further arranged in the first accommodating cavity.

As a preferred embodiment, further defined is: a reverse locking boss is arranged at one end, far away from the insertion part, of the first reverse locking sliding block, an unlocking groove is formed in one side of the reverse locking boss in an inward extending mode, a sliding guide inclined plane is arranged between the unlocking groove and the reverse locking boss, and a control part is arranged on the first reverse locking key; when the control part is controlled to move to the locking boss, the first locking slider is enabled to move in the direction towards the first handle part, so that the insertion part is inserted into the insertion groove and the first door handle body cannot be rotated to unlock the lock; when the control part is controlled to move to the unlocking groove, the first anti-locking sliding block moves in the direction away from the first handle part and resets, so that the insertion part exits from the insertion groove, the first door handle body can rotate relative to the first base, and the lock is unlocked.

As a preferred embodiment, further defined is: still be provided with on the first anti-slider of locking be located the spring groove of insertion portion both sides, still be provided with on the first base and be located the first fixed boss that holds the intracavity, the spring inslot is provided with and is used for with reset spring that the first anti-slider of locking reset, reset spring's one end is supported on the diapire in spring groove, reset spring's the other end supports on the fixed boss.

As a preferred embodiment, further defined is: first anti-setting of locking slider and first anti-key of locking slide respectively the first intracavity that holds, still seted up on the first base with the first communicating first open slot in chamber that holds, first anti-key of locking is provided with to insert after the assembly and establishes in the first open slot and part expose the outer first removal portion of first base, the outside extension in both sides of control portion is formed with the sliding part, first intracavity that holds is provided with the confession the gliding spout of sliding part.

As a preferred embodiment, further defined as: first hold the chamber and be located still be provided with the constant head tank of relocking and unblock constant head tank on the inside wall of first open slot one end, the assembly back the relocking boss with the constant head tank of relocking aligns and the unblock groove with the constant head tank of unblocking aligns, first relocking key be provided with the constant head tank of relocking and the location lug of unblock constant head tank looks adaptation.

As a preferred embodiment, further defined is: the first sliding column that leads is still provided with in the first intracavity that holds, can dismantle on the first sliding column that leads and be connected with first lead smooth bolt, be provided with on the first anti-slider of locking with the first sliding hole of leading sliding column looks adaptation.

As a preferred embodiment, further defined is: the first door handle body further comprises a first holding part, and the first handling part is circumferentially and fixedly arranged on the first holding part.

As a preferred embodiment, further defined is: still include the second handle, the second handle includes the second base, rotates to set up second door handle body on the second base and can dismantle the connection and be in connecting plate on the second base, the second door handle body includes that the second grips portion and circumference are fixed to be set up second handle portion on the second grips portion, first handle portion pass through square pole and lock body and the linkage of second handle portion, the connecting plate pass through fixing bolt with first base fixed connection.

As a preferred embodiment, further defined is: the second base is internally provided with a second containing cavity, a second counter-locking sliding key is arranged in the second containing cavity in a sliding mode and is linked with the first counter-locking sliding key through a connecting rod, a second open slot communicated with the second containing cavity is further formed in the second base, and a second moving portion is arranged in the second open slot in an inserting mode after assembly.

As a preferred embodiment, further defined is: the second base is internally provided with a fixed plate, and the fixed plate is provided with a second guide sliding hole.

The utility model has the advantages that:

1. the utility model discloses a back locking structure sets up on the first in command, the back locking structure is including setting up slot on the first door handle body, insert when locking, insert and establish in the slot and be used for preventing that first door handle body from rotating first back locking slider and part expose outside the first base and be used for driving the first back locking sliding key of first back locking slider, the back locking structure sets up on the first base, compared with the prior art, the first base is small, reduced the volume that occupies of lock body, succinct pleasing to the eye, and back locking structure simple structure, when having reduced the volume that back locking structure occupies, easy dismounting, the probability that breaks down and damages greatly reduces;

2. the utility model discloses still include the second and be provided with the second and lock the feather key on hand, the second lock the feather key pass through the connecting rod with the linkage of first lock the feather key for when the user burst disease or fall down and child can't unblank because of the mistake lock emergency, need not to please professional unblank personnel or break the lock by force, the personnel can be at once through stirring the second lock the feather key outside the door, make it drive the unblock of first lock slider motion, can in time save stranded personnel, reduce because of stranded safe risk that causes, protect our personal safety, reduce our loss of property.

[ description of the drawings ]

Fig. 1 is one of the schematic structural diagrams of the present invention;

fig. 2 is a second schematic structural diagram of the present invention;

FIG. 3 is a schematic view of the first handle in an unlocked position;

FIG. 4 is a schematic view of the first handle in an unlocked position;

FIG. 5 is an exploded view of the first handle;

FIG. 6 is a cross-sectional view of the first handle;

FIG. 7 is a schematic view of the structure of the second handle;

FIG. 8 is an exploded view of the second handle;

FIG. 9 is a cross-sectional view of the second handle;

FIG. 10 is a schematic view of the first base;

FIG. 11 is a schematic view of the first anti-lock slide;

FIG. 12 is a schematic structural view of a first anti-lock slide key;

FIG. 13 is a schematic structural view of a second base;

fig. 14 is a schematic structural view of the second anti-lock slide key.

[ detailed description ] embodiments

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If there is a description of first and second for the purpose of distinguishing technical features only, this is not to be understood as indicating or implying a relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

The invention is described in further detail below with reference to the following figures and embodiments:

as shown in fig. 1 to 14, a door handle with a back-locking structure, includes a first handle 100, the first handle 100 includes a first base 1 and a first door handle body 2 rotatably provided on the first base 1, a first accommodating cavity 11 is arranged in the first base 1, the first door handle body 2 is provided with a first handle part 22 which is positioned in the first accommodating cavity 11 after being assembled, the first handle part 22 is provided with a slot 201, the first accommodating cavity 11 is internally provided with a first locking slide block 4 which prevents the first door handle body 2 from rotating and unlocking when locking, the first counter lock slide 4 is provided with an insertion portion 41 inserted into the insertion groove 201 when counter locking, a first anti-locking key 5 which is partially exposed out of the first base 1 and is used for driving the insertion part 41 to be inserted into the insertion slot 201 is further arranged in the first accommodating cavity 11; the counter locking structure is arranged on the first base 1, compared with the prior art, the first base 1 is small in size, the size occupied by the lock body is reduced, the lock is simple and attractive, the counter locking structure is simple in structure, the size occupied by the counter locking structure is reduced, the disassembly and the assembly are convenient, the probability of failure and damage is greatly reduced, the counter locking can be completed by inserting the inserting part 41 into the slot 201, the structure is simple, and the design is ingenious; further, the insertion groove may be provided on the first counter lock slider 4, and the insertion portion may be provided on the first handle portion 22, which may be exchanged without limitation.

As shown in fig. 1 to 6, in the present embodiment, the first door handle body 2 further includes a first holding portion 21, and the first handle portion 22 is circumferentially fixed on the first holding portion 21, so as to facilitate installation and manufacture; furthermore, the first handle portion 22 and the first holding portion 21 may be integrally formed.

As shown in fig. 3 to 6 and 10 to 12, in this embodiment, an end of the first anti-lock slider 4 away from the insertion portion 41 is provided with an anti-lock boss 42, one side of the anti-lock boss 42 extends inward to form an unlocking groove 43, a guiding and sliding inclined surface 44 is provided between the unlocking groove 43 and the anti-lock boss 42, and the first anti-lock key 5 is provided with a control portion 51; as shown in fig. 3, when the control portion 51 is controlled to move to the locking boss 42, the first locking slider 4 is moved in a direction toward the first handle portion 22, so that the insertion portion 41 is inserted into the insertion slot 201 and the first door handle body 2 cannot be rotated to be unlocked; as shown in fig. 4, when the control portion 51 is controlled to move to the unlocking slot 43, the first anti-lock slider 4 moves and resets in a direction away from the first handle portion 22, so that the insertion portion 41 exits from the insertion slot 201, and the first door handle body 2 can rotate relative to the first base 1, and thus is unlocked; the distance between the bottom surface of the unlocking groove 43 and the end surface of the insertion part 41 is smaller than the distance between the end surface of the locking boss 42 and the end surface of the insertion part 41, so that when the control part 51 is controlled to move from the unlocking groove 43 to the locking boss 42, the transverse motion of the first locking key 5 is converted into the longitudinal motion of the first locking slider 4; the sliding guide inclined plane 44 reduces friction, the control portion 51 is convenient to move back and forth and switch, the number of parts is small, the design is ingenious, the structure is simple, the counter locking structure can be formed by only two parts, the occupied volume of the counter locking structure is reduced, and the probability of failure and damage is greatly reduced.

As shown in fig. 3 to 6 and 10 to 12, in this embodiment, the first counter-locking slider 4 is further provided with spring grooves 45 located at two sides of the insertion portion 41, the first base 1 is further provided with a fixing boss 13 located in the first accommodating cavity 11, a return spring 46 for returning the first counter-locking slider 4 is arranged in the spring groove 45, one end of the return spring 46 abuts against a bottom wall of the spring groove 45, and the other end of the return spring 46 abuts against the fixing boss 13; when the control portion 51 is controlled to move from the locking boss 42 to the unlocking slot 43, under the action of the return spring 46, the first locking slider 4 moves and returns in a direction away from the first handle portion 22, so that the insertion portion 41 exits the insertion slot 201, and the first door handle body 2 can rotate relative to the first base 1, and a user can unlock by rotating the first door handle body 2.

As shown in fig. 3 to 6 and 10 to 12, in this embodiment, the first anti-lock slider 4 and the first anti-lock key 5 are respectively slidably disposed in the first accommodating cavity 11, the first base 1 is further provided with a first open slot 12 communicated with the first accommodating cavity 11, the first anti-lock key 5 is provided with a first moving portion 52 inserted into the first open slot 12 after assembly and partially exposed outside the first base 1, two sides of the control portion 51 extend outward to form a sliding portion 54, and the first accommodating cavity 11 is internally provided with a sliding slot 16 for the sliding portion 54 to slide; when the lock is locked or unlocked, the user breaks the first moving part 52 to be exposed, namely the control part 51 can be controlled to move to the unlocking groove 43 or control the control part 51 to move to the unlocking groove 43 through the locking boss 42, the structure is simple, the size occupied by the locking structure is reduced, the design is ingenious, and the appearance is attractive and elegant.

As shown in fig. 3 to 6 and 10 to 12, in this embodiment, the inner side wall of the first accommodating cavity 11 at one end of the first opening groove 12 is further provided with an anti-lock positioning groove 111 and an unlocking positioning groove 112, after assembly, the anti-lock boss 42 is aligned with the anti-lock positioning groove 111 and the unlocking groove 43 is aligned with the unlocking positioning groove 112, and the first anti-lock key 5 is provided with a positioning projection 53 matched with the anti-lock positioning groove 111 and the unlocking positioning groove 112; the back locking positioning groove 111 and the unlocking positioning groove 112 are provided so that, during back locking and unlocking, a user can know in time that the first back locking key 5 reaches a predetermined position, that is, that the insertion part 41 is inserted into the slot 201 or withdrawn out of the slot 201, and during back locking, the back locking positioning groove 111 keeps the insertion part 41 inserted into the slot 201 and keeps the handle in a back locking state.

As shown in fig. 3 to 6 and fig. 10 to 12, in this embodiment, a first slide guiding column 14 is further disposed in the first accommodating cavity 11, a first slide guiding bolt 15 is detachably connected to the first slide guiding column 14, and a first slide guiding hole 47 adapted to the first slide guiding column 14 is disposed on the first counter lock sliding block 4; the first guide sliding bolt 15 is used for fixing the first counter lock sliding block 4, the moving distance of the first counter lock sliding block 4 is limited, meanwhile, the first guide sliding bolt 15 also serves as a guiding function, and the first guide sliding bolt is ingenious in design and convenient to disassemble and assemble.

As shown in fig. 1 to 2, 7 to 9, and 13 to 14 of the drawings, in this embodiment, the door lock further includes a second handle 200, where the second handle 200 includes a second base 6, a second handle body 7 rotatably disposed on the second base 6, and a connecting plate 61 detachably connected to the second base 6, the second handle body 7 includes a second grip portion 71 and a second grip portion 72 circumferentially and fixedly disposed on the second grip portion 71, the first grip portion 22 is linked with the lock body and the second grip portion 72 through a square rod 8, the connecting plate 61 is fixedly connected with the first base 1 through a fixing bolt 62, and the square rod 8 is linked with the lock body in the door, so that the square rod 8 can drive the lock tongue of the door lock to extend and retract.

As shown in fig. 1 to fig. 2, fig. 7 to fig. 9, and fig. 13 to fig. 14, in this embodiment, a second accommodating cavity 63 is provided in the second base 6, a second anti-locking sliding key 9 is slidably provided in the second accommodating cavity 63, the second anti-locking sliding key 9 is linked with the first anti-locking key 5 through a connecting rod 91, a second opening groove 64 communicated with the second accommodating cavity 63 is further formed in the second base 6, and the second anti-locking sliding key 9 is provided with a second moving portion 92 inserted into the second opening groove 64 after being assembled; a fixing plate 65 is further arranged in the second base 6, and a second guide sliding hole 651 is formed in the fixing plate 65; the fixing plate 65 is used for fixing the second anti-locking sliding key 9 to prevent the second anti-locking sliding key 9 from moving, the second anti-locking sliding key 9 is provided with a protruding inserted rod 93, the connecting rod 91 is provided with a connecting rod insertion hole for inserting the inserted rod 93, and the first anti-locking key 5 is provided with a linkage insertion hole 55 for inserting the connecting rod 91; the utility model discloses an use the handle at bedroom door, the lavatory door, on the indoor door lock such as balcony door, first in command 100 is installed indoor, second in command 200 is installed outdoors, make when user's proruption disease or fall down and child can't unblank because of the mistake lock emergency, need not to please professional unblank personnel or break the lock by force, outdoor personnel can be at once through stirring second anti-lock sliding key 9 on the second in command 200, make it drive first anti-lock piece 4 motion and unblock, can in time save stranded personnel, reduce the safety risk because of being stranded and leading to the fact, protect our personal safety, reduce our loss of property.

Still further speaking, can also be according to the practical application scene, will second anti-lock feather key 9 and connecting rod 91 on the second handle 200 are got rid of, can with the utility model discloses use on other doors such as door, the simple anti-lock structure that sets up on the first handle 100 that uses to play the effect of anti-lock theftproof, design benefit through changing the utility model discloses a structure can with the utility model discloses use at different scenes, it is extensive to be suitable for the scene.

The above is only the preferred embodiment of the present invention, not limiting the patent scope of the present invention, all of which are under the concept of the present invention, the equivalent structure transformation made by the contents of the specification and the drawings is utilized, or the direct or indirect application is included in other related technical fields in the patent protection scope of the present invention.

Claims (9)

1. A door handle with a back lock structure, comprising a first handle (100), wherein the first handle (100) comprises a first base (1) and a first door handle body (2) rotatably arranged on the first base (1), and a first accommodating cavity (11) is arranged in the first base (1), characterized in that: the first door handle body (2) is provided with a first handle part (22) which is positioned in the first accommodating cavity (11) after being assembled, a slot (201) is arranged on the first handle part (22), a first counter locking slide block (4) which prevents the first door handle body (2) from rotating to unlock when in counter locking is arranged in the first accommodating cavity (11), the first counter locking slide block (4) is provided with an inserting part (41) which is inserted in the slot (201) when in counter locking, a first counter locking key (5) which is partially exposed out of the first base (1) and is used for driving the inserting part (41) to be inserted in the slot (201) is further arranged in the first accommodating cavity (11), a counter locking boss (42) is arranged at one end of the first counter locking slide block (4) far away from the inserting part (41), and an unlocking slot (43) is formed by extending inwards on one side of the counter locking boss (42), a sliding guide inclined plane (44) is arranged between the unlocking groove (43) and the back locking boss (42), and the first back locking key (5) is provided with a control part (51); when the control part (51) is controlled to move to the anti-locking boss (42), the first anti-locking sliding block (4) is made to move in the direction towards the first handle part (22), so that the insertion part (41) is inserted into the insertion groove (201) and the first door handle body (2) cannot be rotated to unlock; when the control part (51) is controlled to move to the unlocking groove (43), the first anti-locking sliding block (4) moves in a direction away from the first handle part (22) and resets, so that the inserting part (41) is withdrawn from the inserting groove (201) to enable the first door handle body (2) to rotate relative to the first base (1) to unlock.

2. The door handle with the back lock structure according to claim 1, wherein: still be provided with on first anti-slider (4) and be located spring groove (45) of insertion portion (41) both sides, still be provided with on first base (1) and be located fixed boss (13) in first holding chamber (11), be provided with in spring groove (45) and be used for with reset spring (46) that first anti-slider (4) of locking reset, the one end of reset spring (46) is supported on the diapire of spring groove (45), the other end of reset spring (46) is supported on fixed boss (13).

3. The door handle with the back lock structure according to claim 2, wherein: first anti-setting of sliding block (4) and first anti-locking key (5) slide respectively and set up in first chamber (11) that holds, still seted up on first base (1) with first communicating first open slot (12) in chamber (11) holds, first anti-locking key (5) are provided with to insert after the assembly and establish in first open slot (12) and part expose first removal portion (52) outside first base (1), the outside extension in both sides of control part (51) is formed with sliding part (54), first hold and be provided with the confession in chamber (11) gliding spout (16) of sliding part (54).

4. The door handle with the back lock structure according to claim 3, wherein: first chamber (11) that holds is located still be provided with counter lock constant head tank (111) and unblock constant head tank (112) on the inside wall of first open slot (12) one end, the assembly back counter lock boss (42) with counter lock constant head tank (111) is aligned and unblock groove (43) with unblock constant head tank (112) are aligned, first counter lock key (5) be provided with counter lock constant head tank (111) and locating lug (53) of unblock constant head tank (112) looks adaptation.

5. The door handle with the back lock structure according to claim 4, wherein: still be provided with first traveller (14) of leading in first chamber (11) of holding, first leading can dismantle on the traveller (14) and be connected with first lead smooth bolt (15), be provided with on the first anti-slider of locking (4) with first sliding hole (47) of leading of traveller (14) looks adaptation.

6. The door handle with a back lock structure according to claim 5, wherein: the first door handle body (2) further comprises a first holding part (21), and the first holding part (22) is circumferentially and fixedly arranged on the first holding part (21).

7. The door handle with a back lock structure according to any one of claims 1 to 6, wherein: still include second handle (200), second handle (200) include second base (6), rotate and set up second door handle body (7) on second base (6) and can dismantle the connection and be in connecting plate (61) on second base (6), second door handle body (7) include that second portion of gripping (71) and circumference are fixed to be set up second handle portion (72) on second portion of gripping (71), first handle portion (22) pass through square bar (8) and lock body with second handle portion (72) linkage, connecting plate (61) pass through fixing bolt (62) with first base (1) fixed connection.

8. The door handle with the back lock structure according to claim 7, wherein: be provided with the second in second base (6) and hold chamber (63), the second holds and slides in chamber (63) and is provided with second anti-lock feather key (9), second anti-lock feather key (9) through connecting rod (91) with first anti-lock key (5) linkage, still seted up on second base (6) with the second holds communicating second open slot (64) in chamber (63), second anti-lock feather key (9) are provided with and insert after the assembly and establish second removal portion (92) in second open slot (64).

9. The door handle with the back lock structure according to claim 8, wherein: a fixing plate (65) is further arranged in the second base (6), and a second guide sliding hole (651) is formed in the fixing plate (65).

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