CN211144072U

CN211144072U - Cabinet lock

Info

Publication number: CN211144072U
Application number: CN201921267216.9U
Authority: CN
Inventors: 杨立标
Original assignee: Wenzhou Haitan Electrical Appliance Fittings Factory
Current assignee: Wenzhou Haitan Electrical Appliance Fittings Factory
Priority date: 2019-08-06
Filing date: 2019-08-06
Publication date: 2020-07-31
Anticipated expiration: 2029-08-06

Abstract

The utility model relates to a cabinet lock, which comprises a lock body, an automatic handle with one end rotatably connected with the lock body, a locking plate arranged on one end of the automatic handle and a lock core mechanism arranged on the other end of the automatic handle, the lock core mechanism comprises a lock tongue which is arranged in the accommodating cavity in a reciprocating sliding manner, a lock core body which is arranged in the mounting cavity in a limiting and rotating manner and is matched with the lock tongue, and a return spring of which the two ends are respectively butted between the lock tongue and the cavity wall of the accommodating cavity, a waist-shaped groove is arranged on the end surface of the lock tongue, the lock cylinder body can be rotationally arranged on the waist-shaped groove, a notch communicated with the waist-shaped groove is formed in the side wall of the lock tongue, a first inclined plane communicated with the waist-shaped groove and the notch is formed in the end face of the lock tongue, and a wedge-shaped block matched with the first inclined plane is arranged on the outer side wall of the lock cylinder body; has the effects of temporary locking and improving the use performance of the product.

Description

Cabinet lock

Technical Field

The utility model belongs to the technical field of the tool to lock technique and specifically relates to a cabinet lock is related to.

Background

The cabinet body is widely applied to various fields due to good functions, and important objects are generally placed in the cabinet body, so that the cabinet body can be generally matched with a lockset to ensure that the objects in the cabinet body are not damaged. Because the cabinet body does not need to be closed immediately every time when being opened, it is very important to ensure that the cabinet body can be locked while being opened.

Chinese patent with publication number CN202990639U discloses a side-by-side combination lock for a cabinet, which comprises a lock body fixedly connected with the cabinet, wherein one end of the lock body is movably hinged with a lock handle, the lower part of the lock handle is provided with a lock platform, one end of the lock platform is provided with a lock tongue in a matching manner, the lock platform is internally provided with a lock core, one side of the lock core is provided with a positioning steel ball, and a spring is arranged between the lock tongue and the lock core.

In the above-mentioned patent, through be equipped with the lock core in the lock platform, be equipped with the spring bolt in the cooperation of lock platform one end, be equipped with the location steel ball in lock core one side, set up the spring between spring bolt and the lock core, when through lock core and spring bolt relative rotation, make the steel ball roll in the locating hole, make the lock platform insert with the spring bolt and establish and be fixed in the locked groove, but above-mentioned mode is opening the cabinet body at every turn and need not go immediately to close the cabinet body when, still need rotate the lock core through the key and go to close, this kind of single operation mode, make and use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a cabinet lock, have interim locking, improve the effect of product performance to the not enough of prior art existence.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: a cabinet lock comprises a lock body, an automatic handle with one end rotatably connected to the lock body, a locking plate arranged at one end of the automatic handle and a lock cylinder mechanism arranged at the other end of the automatic handle, wherein the end surface of the lock body is provided with a mounting groove, the bottom of the mounting groove is provided with a connecting hole, the end of the automatic handle connected with the locking plate is rotatably connected to the connecting hole and protrudes out of the connecting hole, the side surface of the automatic handle is provided with a containing cavity, the end surface of the automatic handle is provided with a mounting cavity which is vertical to and communicated with the containing cavity, the side wall of the other side of the mounting groove is provided with a limiting groove, the lock cylinder mechanism comprises a lock tongue which is arranged in the containing cavity in a reciprocating sliding manner, a lock cylinder body which is arranged in the mounting cavity in a limiting rotating manner and matched with the lock tongue, and a reset spring with, the lock core comprises a lock tongue and a lock core body, wherein the lock tongue is provided with a waist-shaped groove on the end surface, the lock core body is rotatably arranged on the waist-shaped groove, the side wall of the lock tongue is provided with a notch communicated with the waist-shaped groove, the end surface of the lock tongue is provided with a first inclined surface communicated with the waist-shaped groove and the notch, and the outer side wall of the lock core body is provided with a wedge-shaped block matched with the first inclined surface; when the lock is locked, the wedge-shaped block is positioned on the notch, the lock cylinder body is positioned at the bottom of the waist-shaped groove, and the lock tongue is arranged in the limit groove under the action of a return spring; during unlocking, the wedge block rotates on the first inclined plane and is abutted against the first inclined plane, and the lock cylinder body and the groove bottom of the waist-shaped groove are arranged at intervals.

By adopting the technical scheme, when the lock core is used, a key is inserted into the lock core body, the lock core body is rotated, the wedge-shaped block on the lock core body is positioned in the lock tongue waist-shaped groove and rotates along the direction of the notch until the wedge-shaped block rotates to the first inclined plane, the lock core body and the lock tongue are locked in a matched mode and unlocked, but the lock tongue is enabled to continuously abut against the limiting groove due to the self elasticity of the reset spring between the lock tongue and the accommodating cavity, and the temporary locking of the automatic handle and the lock body is realized; when the lock needs to be unlocked, the end face of the lock cylinder body is pressed downwards through external force, the lock cylinder body slides downwards along a first inclined plane towards the bottom of a waist-shaped groove on the lock tongue through a wedge-shaped block until the lock cylinder body is positioned at the bottom of the groove, relative displacement is generated between the lock cylinder body and the waist-shaped groove, so that the lock tongue slides towards the direction of a reset spring, the reset spring is compressed, the lock tongue slides towards the direction far away from a limiting groove, the lock tongue is separated from the limiting groove, the automatic handle is automatically popped out without the action of locking force, and the unlocking of the; when the lock needs to be locked, the automatic handle is pressed downwards, the spring bolt in the automatic handle is abutted against the side wall of the accommodating groove, and the abutting force of the side wall of the accommodating groove enables the spring bolt to be compressed towards the direction of the reset spring, so that the reset spring is compressed; when the lock body and the automatic handle are not required to be locked completely immediately, the lock body and the automatic handle are locked or unlocked very conveniently by pressing the automatic handle downwards, and the mode has the effects of temporary locking and improving the service performance of a product. When the cabinet lock is required to be locked, a key is inserted into the lock cylinder body, the lock cylinder body is rotated, the wedge-shaped block on the lock cylinder body is positioned in the notch of the lock tongue, the lock cylinder body is locked with the lock tongue in a matched mode, and the locking effect of the cabinet lock is achieved.

The utility model discloses further set up to: the spring bolt sets up to the second inclined plane towards the terminal surface of one side of spacing groove tank bottom direction.

Through adopting above-mentioned technical scheme, through setting up the second inclined plane at the spring bolt towards a side end face of spacing groove tank bottom direction, be convenient for the quick locking of spring bolt or break away from in the spacing groove, realize closing or the purpose of opening.

The utility model discloses further set up to: the outer side wall of the automatic handle is provided with a clamping groove communicated with the installation cavity, the circumferential side wall of the installation cavity is provided with a limiting edge, the limiting edge is provided with an opening for the wedge block to be installed and inserted, and a clamping block for sealing the opening is arranged in the clamping groove.

Through adopting above-mentioned technical scheme, during the assembly, the wedge is put into to the installation intracavity from the opening part, realizes placing lock core body in the installation intracavity, and later the fixture block is sealed with the opening, through the spacing limit cooperation with the installation intracavity, avoids the wedge on the lock core body to drop from the opening part, realizes the lock core body and installs the purpose in the installation intracavity, improves product overall structure's stability.

The utility model discloses further set up to: and setting the end surface of one side of the clamping block, which faces the wedge-shaped block, into an arc-shaped surface.

Through adopting above-mentioned technical scheme, set up the fixture block into the arcwall face towards the terminal surface of wedge one side, the arcwall face plays the guide effect for the fixture block is playing when sheltering from the effect to the wedge, more convenient rotation.

The utility model discloses further set up to: holding tank has been seted up to the opposite side tank bottom of mounting groove, the spacing groove arrange in on the lateral wall of holding tank, under the lock-out condition, hold chamber and installation cavity equipartition and arrange in the holding tank.

Through adopting above-mentioned technical scheme, through arranging the spacing groove on the lateral wall of holding tank, under the lock-out condition, through will holding chamber and installation cavity and arrange in the holding tank, save production material and space to make the whole of product pleasing to the eye.

The utility model discloses further set up to: the outer side wall of the lock tongue and the side wall of the containing cavity are both provided with mounting columns, and two ends of the reset spring are respectively sleeved on the mounting columns.

Through adopting above-mentioned technical scheme, overlap respectively the both ends of reset spring on the erection column for reset spring is difficult for sliding, improves the stability in the use.

The utility model discloses further set up to: and a rubber sheet is arranged on the outer edge of the lock body facing the locking plate.

Through adopting above-mentioned technical scheme, through set up the sheet rubber on the outward flange of lock body towards the locking plate, play the isolation, reduce the friction that produces in lock body and other thing contact processes, simultaneously, the sheet rubber still plays sealed effect.

The utility model discloses further set up to: the one end that the spring bolt was kept away from to the automatic hand (hold) articulates there is the seat that rotates, rotate the seat rotate connect in the connecting hole it is provided with the torsional spring to rotate between seat and the automatic hand (hold), two tentacles of torsional spring are contradicted respectively on rotating seat, automatic hand (hold).

Through adopting above-mentioned technical scheme, through rotating the seat and rotate and arrange in the connecting hole, set up the torsional spring between rotation seat and automatic hand (hold) to make two feelers of torsional spring contradict respectively in rotating seat, automatic hand (hold), through the torsion of torsional spring, make when not having other efforts to be used in automatic hand (hold), automatic hand (hold) can be upspring automatically, and is simple and convenient to use.

The utility model discloses further set up to: an annular groove is formed in the outer side wall of the rotating seat, and a sealing ring is arranged in the annular groove.

By adopting the technical scheme, the annular groove is formed in the outer side wall of the rotating seat, and the sealing ring is arranged in the annular groove, so that the sealing ring plays a role in self-tightening and sealing when other objects are connected in the rotating seat.

To sum up, the utility model discloses a beneficial technological effect does:

1. the lock core body is rotated along the notch on the side wall of the lock tongue by rotating the lock core body until the lock tongue rotates to a first inclined plane communicated with the notch, the lock core body is opened, the lock tongue is continuously abutted against the limiting groove due to the elasticity of the return spring to realize temporary locking, and then the lock tongue and the limiting groove are locked or separated by pressing the automatic handle downwards and by the relative rotation and displacement of the wedge block in the waist-shaped groove, so that the lock body and the automatic handle are opened or closed, and the mode has the effects of temporary locking and improving the service performance of a product;

2. during assembly, the lock cylinder body is placed in the installation cavity, and the limiting edge in the installation cavity is matched with the clamping block in the clamping groove on the outer side wall of the automatic handle, so that the wedge-shaped block on the lock cylinder body is prevented from falling off from the opening, the aim that the lock cylinder is fixed in the installation cavity and is not pulled out is fulfilled, and the stability of the whole structure of a product is improved;

3. through arranging the spacing groove on the lateral wall of holding tank, arrange holding chamber and installation cavity under the locking state in the holding tank, save production material and space to make the whole of product pleasing to the eye.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

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

FIG. 3 is a schematic view of the connection section structure of the rotary seat and the automatic handle according to the present invention;

fig. 4 is a schematic view of the lock core body and the lock tongue position structure of the present invention;

FIG. 5 is a schematic view of the structure of the automatic handle of the present invention;

FIG. 6 is a schematic view of the connection structure of the rotary seat and the automatic handle of the present invention;

fig. 7 is a schematic top view of the automatic handle of the present invention.

Description of reference numerals: 1. a lock body; 11. mounting grooves; 111. connecting holes; 112. a limiting groove; 113. accommodating grooves; 2. automatic handle; 21. an accommodating chamber; 22. a mounting cavity; 23. a card slot; 3. a locking plate; 4. a lock cylinder mechanism; 41. a latch bolt; 42. a lock cylinder body; 43. a return spring; 5. a waist-shaped groove; 6. a notch; 7. a first inclined plane; 8. a wedge block; 9. a second inclined plane; 10. limiting edges; 101. an opening; 12. a clamping block; 13. an arc-shaped surface; 14. mounting a column; 15. a rubber sheet; 16. a rotating seat; 17. a torsion spring; 18. an annular groove; 19. and (5) sealing rings.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, a cabinet lock disclosed by the present invention comprises a lock body 1, an automatic handle 2 with one end rotatably connected to the lock body 1, a locking plate 3 mounted on one end of the automatic handle 2, and a lock cylinder mechanism 4 mounted on the other end of the automatic handle 2; the end face of the lock body 1 is integrally provided with a mounting groove 11, the groove bottom of one side of the mounting groove 11 is integrally provided with a connecting hole 111, one end of the automatic handle 2 connected with the locking plate 3 is rotatably connected to the connecting hole 111 and is arranged to protrude out of the connecting hole 111, and all the parts are combined to form a whole product for use.

Referring to fig. 2 and 3, a containing cavity 21 is integrally formed on a side surface of the automatic handle 2, a limiting groove 112 is integrally formed on a side wall of the other side of the mounting groove 11, the lock cylinder mechanism 4 includes a lock tongue 41 which is slidably mounted in the containing cavity 21 in a reciprocating manner, a lock cylinder body 42 which is rotatably arranged in the mounting cavity 22 in a limiting manner and is matched with the lock tongue 41, and a return spring 43 of which two ends respectively abut against the lock tongue 41 and a cavity wall of the containing cavity 21.

Referring to fig. 4, a waist-shaped groove 5 is integrally formed on an end surface of the latch 41, the lock cylinder body 42 is rotatably disposed on the waist-shaped groove 5, a notch 6 communicated with the waist-shaped groove 5 is integrally formed on a side wall of the latch 41, and a first inclined surface 7 communicated with the waist-shaped groove 5 and the notch 6 is formed on the end surface of the latch 41.

Referring to fig. 2 and 4, during locking, the wedge block 8 is located on the notch 6, the lock cylinder body 42 is located at the bottom of the waist-shaped groove 5, and the lock tongue 41 is arranged in the limit groove 112 through the action of the return spring 43; during unlocking, the wedge-shaped block 8 rotates on the first inclined surface 7 and is abutted against the first inclined surface 7, and the lock cylinder body 42 and the bottom of the kidney-shaped groove 5 are arranged at intervals; referring to fig. 3, the relative displacement between the wedge block 8 and the kidney-shaped slot 5 and the acting force of the return spring 43 on the lock tongue 41 achieve the purpose of temporarily locking the automatic handle 2 on the lock body 1.

Referring to fig. 2 and 3, the end surface of one side of the lock tongue 41 facing the bottom direction of the limiting groove 112 is provided with a second inclined surface 9, and the second inclined surface 9 is arranged, so that the lock tongue 41 can be quickly locked or separated from the limiting groove 112, and the purpose of closing or opening is achieved; on the lateral wall of spring bolt 41 and the lateral wall that holds chamber 21 on the homogeneous body be equipped with erection column 14, reset spring 43's both ends overlap respectively and locate on erection column 14 for reset spring 43 is difficult for sliding, improves the stability in the use.

Referring to fig. 2, an accommodating groove 113 is integrally formed at the bottom of the other side of the mounting groove 11, and a limiting groove 112 is disposed on the side wall of the accommodating groove 113, as shown in fig. 5, in the locked state, the accommodating cavity 21 and the mounting cavity 22 are uniformly disposed in the accommodating groove 113.

Referring to fig. 6 and 7, a clamping groove 23 communicated with the mounting cavity 22 is integrally formed on the outer side wall of the automatic handle 2, a limiting edge 10 is integrally formed on the circumferential side wall of the mounting cavity 22, as shown in fig. 4, an opening 101 for the wedge block 8 to be mounted and inserted is formed on the limiting edge 10, and a clamping block 12 for sealing the opening 101 is arranged in the clamping groove 23; the opening 101 is sealed by the fixture block 12 and is matched with the limiting edge 10, so that the purpose that the lock cylinder body 42 is fixed in the installation cavity 22 is achieved, and the stability of the whole structure of a product is improved.

Referring to fig. 4 and 6, the end surface of the clamping block 12 facing the wedge-shaped block 8 is set to be the arc-shaped surface 13, and the arc-shaped surface 13 plays a role in guiding the lock cylinder body 42 in the reciprocating rotation process, so that the lock cylinder body 42 can rotate conveniently and quickly.

Referring to fig. 2 and 3, a rotating seat 16 is hinged to one end, away from the latch tongue 41, of the automatic handle 2, the rotating seat 16 is rotatably connected into the connecting hole 111, a torsion spring 17 is hinged between the rotating seat 16 and the automatic handle 2, two tentacles of the torsion spring 17 respectively abut against the rotating seat 16 and the automatic handle 2, the torsion spring 17 is used for realizing connection between the rotating seat 16 and the automatic handle 2, and meanwhile, the automatic handle 2 can be automatically ejected without external force, and the use is convenient.

Referring to fig. 3, an annular groove 18 is integrally formed on an outer side wall of the rotary seat 16, and a sealing ring 19 is disposed in the annular groove 18, wherein the sealing ring 19 plays a role of self-tightening and sealing when other objects are connected with the rotary seat 16.

Referring to fig. 1, the rubber sheet 15 is sleeved on the outer edge of the lock body 1 facing the locking plate 3, the use of the rubber sheet 15 reduces the contact process between other objects and the lock body 1, the generated friction is avoided, and meanwhile, the rubber sheet 15 also plays a role in sealing.

The implementation principle of the embodiment is as follows: when a product is used, a key is used for rotating the lock cylinder body 42 on the bolt 41, the wedge block 8 on the lock cylinder body 42 is positioned in the kidney-shaped groove 5 of the bolt 41 and rotates along the direction of the notch 6 until the wedge block 8 rotates to the first inclined surface 7, and at the moment, the lock cylinder body 42 and the bolt 41 are locked in a matched mode and unlocked; but due to the action of the force of the return spring 43 between the lock tongue 41 and the cavity wall of the accommodating cavity 21, the lock tongue 41 is continuously locked in the limiting groove 112, and although the lock cylinder body 42 is opened, the automatic handle 2 is still locked on the lock body 1; when the lock needs to be unlocked, the end face of the lock cylinder body 42 is pressed downwards, the lock cylinder body 42 moves towards the bottom of the waist-shaped groove 5 along the first inclined plane 7 under the influence of downward pressure, the lock tongue 41 generates relative displacement with the lock cylinder body 42 under the action of the lock cylinder body 42, the lock tongue 41 is driven to move towards the direction close to the return spring 43, the return spring 43 is compressed, the lock tongue 41 is driven to move towards the direction close to the return spring 43, the lock tongue 41 is separated from the limiting groove 112, the automatic handle 2 automatically pops out under the action of no force, and the lock body 1 and the automatic handle 2 are unlocked; when locking is needed, the automatic handle 2 is pressed downwards, so that the bolt 41 on the automatic handle 2 is abutted against the side wall of the accommodating groove 113, the side wall of the accommodating groove 113 drives the bolt 41 to move towards the direction close to the return spring 43, until the bolt 41 is pressed to the limiting groove 112, the bolt 41 loses the abutting force of the side wall of the accommodating groove 113, the return spring 43 loses the force effect, drives the bolt 41 to move towards the direction away from the bolt, until the bolt is locked in the limiting groove 112, and locking of the lock body 1 and the automatic handle 2 is realized; under the condition that the lock body 1 and the automatic handle 2 are not required to be locked completely immediately, the locking or unlocking can be realized by pressing the automatic handle 2 downwards, and the mode has the effects of temporary locking and improvement of the service performance of a product. When the cabinet lock needs to be locked, a key is inserted into the lock cylinder body 42, the lock cylinder body 42 is rotated, the wedge-shaped block 8 on the lock cylinder body 42 is located in the notch 6 of the bolt 41, and the lock cylinder body 42 and the bolt 41 are locked in a matched mode, so that the locking effect of the cabinet lock is achieved.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a cabinet lock, includes lock body (1), one end rotation connect in automatic hand (2) on lock body (1), install in locking plate (3) on automatic hand (2) one end and install in lock core mechanism (4) on automatic hand (2) another end seted up mounting groove (11) on the terminal surface of lock body (1) connecting hole (111) have been seted up to the tank bottom of mounting groove (11) one side, automatic hand (2) rotate with the one end that locking plate (3) are connected connect in connecting hole (111) on and outstanding in connecting hole (111) are arranged its characterized in that outward: the lock core mechanism is characterized in that a containing cavity (21) is formed in the side face of the automatic handle (2), a mounting cavity (22) which is perpendicular to the containing cavity (21) and is communicated with the containing cavity is formed in the end face of the automatic handle (2), a limiting groove (112) is formed in the side wall of the other side of the mounting groove (11), the lock core mechanism (4) comprises a lock bolt (41) which is installed in the containing cavity (21) in a reciprocating sliding mode, a lock core body (42) which is arranged in the mounting cavity (22) in a limiting rotating mode and is matched with the lock bolt (41), and a reset spring (43) of which two ends are respectively abutted between the lock bolt (41) and the cavity wall of the containing cavity (21), a waist-shaped groove (5) is formed in the end face of the lock bolt (41), the lock core body (42) is rotatably arranged on the waist-shaped groove (5), a notch (6) which is communicated with the waist-shaped, a first inclined plane (7) communicated with the waist-shaped groove (5) and the notch (6) is formed on the end surface of the lock tongue (41), and a wedge-shaped block (8) matched with the first inclined plane (7) is arranged on the outer side wall of the lock cylinder body (42); when the lock is locked, the wedge-shaped block (8) is positioned on the notch (6), the lock cylinder body (42) is positioned at the bottom of the waist-shaped groove (5), and the lock bolt (41) is arranged in the limit groove (112) under the action of a return spring (43); during unlocking, the wedge block (8) rotates on the first inclined plane (7) and is abutted against the first inclined plane (7), and the lock cylinder body (42) and the groove bottom of the waist-shaped groove (5) are arranged at intervals.

2. A cabinet lock according to claim 1, wherein: the end face of one side of the lock tongue (41) facing the bottom direction of the limiting groove (112) is provided with a second inclined surface (9).

3. A cabinet lock according to claim 1 or 2, wherein: the outer side wall of the automatic handle (2) is provided with a clamping groove (23) communicated with the installation cavity (22), a limiting edge (10) is arranged on the circumferential side wall of the installation cavity (22), an opening (101) for installing and inserting the wedge block (8) is formed in the limiting edge (10), and a clamping block (12) for sealing the opening (101) is arranged in the clamping groove (23).

4. A cabinet lock according to claim 3, wherein: and setting the end surface of the clamping block (12) facing one side of the wedge-shaped block (8) to be an arc-shaped surface (13).

5. A cabinet lock according to claim 1, wherein: holding tank (113) have been seted up to the opposite side tank bottom of mounting groove (11), spacing groove (112) arrange in on the lateral wall of holding tank (113), under the locking state, hold chamber (21) and installation cavity (22) equipartition and arrange in holding tank (113).

6. A cabinet lock according to claim 1, wherein: and mounting columns (14) are arranged on the outer side wall of the lock tongue (41) and the side wall of the accommodating cavity (21), and two ends of the return spring (43) are respectively sleeved on the mounting columns (14).

7. A cabinet lock according to claim 1, wherein: the outer edge of the lock body (1) facing the locking plate (3) is provided with a rubber sheet (15).

8. A cabinet lock according to claim 1, wherein: automatic hand (2) keep away from that the one end of spring bolt (41) articulates there is rotation seat (16), rotate seat (16) rotate connect in connecting hole (111) it is provided with torsional spring (17) to rotate between seat (16) and automatic hand (2), two feelers of torsional spring (17) are contradicted respectively on rotating seat (16), automatic hand (2).

9. A cabinet lock according to claim 8, wherein: an annular groove (18) is formed in the outer side wall of the rotating seat (16), and a sealing ring (19) is arranged in the annular groove (18).