CN221032019U

CN221032019U - Handle hook lock for sliding door

Info

Publication number: CN221032019U
Application number: CN202322710415.5U
Authority: CN
Inventors: 原砚玉
Original assignee: Tianjin Tongchuang Machinery Equipment Co ltd
Current assignee: Tianjin Tongchuang Machinery Equipment Co ltd
Priority date: 2023-10-10
Filing date: 2023-10-10
Publication date: 2024-05-28
Anticipated expiration: 2033-10-10

Abstract

The utility model discloses a handle hook lock for a sliding door, which comprises a safety lock shell, a locking structure, a handrail part and a connecting structure, wherein the safety lock shell is provided with a handle; the safety lock shell is provided with a fixed plate, the handrail respectively penetrates through the safety lock shell and the fixed plate, the handrail part is spliced with the locking structure, the locking structure is arranged in the safety lock shell, and the locking structure is clamped with the connecting structure; the locking structure comprises a lock tongue, a rotating shaft and a mandrel, wherein the rotating shaft penetrates through the safety lock shell and is spliced with the handrail part, a rotating shaft sleeve is sleeved on one side, close to the inner side wall of the safety lock shell, of the rotating shaft sleeve, and a first bulge is arranged on the rotating shaft sleeve and is abutted with the lock tongue; the spring bolt includes joint portion, rotation portion and drive portion, and joint portion runs through the safety lock shell, joint portion and connection structure looks joint, drive portion and rotation axle sleeve looks butt, first arch and drive portion annular inside wall looks butt, rotation portion cup joints mutually with the dabber. The problem that the lock core structure is easy to fail due to frequent opening and closing of the sliding door in use is solved.

Description

Handle hook lock for sliding door

Technical Field

The disclosure relates to the technical field of safety door locks, in particular to a handle hook lock for a sliding door.

Background

The industrial safety door lock is mainly applied to the safety fence of the industrial robot or the safety net door of large and small mechanical equipment, and the industrial robot or the mechanical equipment can generate mechanical injury accidents if the safety door lock is not installed on the safety fence or the safety net door in the production and processing action process, so that after the safety door lock is used, the mechanical injury can be reduced, and the production accidents are reduced. Most of the existing safety locks need to be perforated on a door frame, the requirement on the accuracy of perforation is high, and the subsequent installation process is very troublesome; the existing mechanical sliding door lock is generally assembled by various structures, such as a handle assembly, a front panel, a rear panel, a bottom plate assembly, a lock cylinder and the like, and particularly the lock cylinder structure is complex, and the sliding door needs to be frequently opened and closed in actual work, so that the normal use is affected by faults at the lock cylinder structure.

Disclosure of utility model

The purpose of the present disclosure is to provide a handle hook lock for a sliding door, which solves the problem that the existing sliding door used in industry needs to be frequently opened and closed in actual work, which leads to easy failure of a lock core structure on the sliding door.

To achieve the above object, a first aspect of the present disclosure provides a handle hook lock for a sliding door, including a safety lock housing, a locking structure, a armrest portion, and a connection structure;

The safety lock shell is provided with a fixed plate, the handrail part respectively penetrates through the safety lock shell and the fixed plate, the handrail part is spliced with the locking structure, the locking structure is arranged in the safety lock shell, the connecting structure is positioned at one side of the locking structure, and the locking structure is clamped with the connecting structure;

The locking structure comprises a lock tongue, a rotating shaft and a mandrel, wherein the rotating shaft penetrates through the safety lock shell and is spliced with the handrail part, a rotating shaft sleeve is sleeved on one side, close to the inner side wall of the safety lock shell, of the rotating shaft sleeve, a first bulge is arranged on the rotating shaft sleeve, and the first bulge is abutted with the lock tongue;

The lock tongue comprises a clamping part, a rotating part and a driving part, wherein the clamping part penetrates through the safety lock shell, the clamping part is in clamping connection with the connecting structure, the driving part is in annular shape and is in butt joint with the rotating shaft sleeve, the first bulge is in butt joint with the annular inner side wall of the driving part, and the rotating part is sleeved with the mandrel.

In some embodiments, the connection structure includes two connecting plates and a clamping plate, two a plurality of first through holes have been seted up on the connecting plate surface, be provided with first screw in the first through hole, two connecting plate parallel arrangement, and two the connecting plate perpendicular to the clamping part sets up, the clamping plate sets up near on the connecting plate lateral wall of clamping part, rectangular hole has been seted up on the clamping plate surface, clamping part with rectangular hole looks joint.

In some embodiments, a connecting disc is arranged at the connection part of the armrest part and the safety lock shell, the connecting disc is arranged at the connection part of the armrest part and the fixing plate, a second through hole is formed in the surface of the connecting disc, the armrest part is matched with the second through hole, and the armrest part is rotationally connected with the second through hole.

In some embodiments, the surface of the fixing plate is provided with a bar-shaped hole, a third through hole is formed in one surface, close to the side of the fixing plate, of the safety lock shell, the third through hole is concentric with the bar-shaped hole, a third screw is arranged in the bar-shaped hole, and the third screw penetrates through the bar-shaped hole and the third through hole.

In some embodiments, a protective shell is disposed on one side of the inner side wall of the safety lock housing, the protective shell is detachably connected with the safety lock housing, and the protective shell is sleeved with the rotating shaft sleeve.

In some embodiments, the mandrel is sleeved with a first torsion spring and a second torsion spring, the first torsion spring and the second torsion spring are respectively located at two sides of the rotating portion, one end of the first torsion spring is fixedly connected with a connecting rod with one end of the second torsion spring, the connecting rod is lapped on the rotating portion, and the other end of the first torsion spring and the other end of the second torsion spring are abutted to the inner side wall of the protective shell.

In some embodiments, a baffle is disposed within the rectangular aperture, the baffle being curved to a side remote from the clamping portion.

In some embodiments, the driving part inner side wall is provided with a second protrusion toward the direction of the rotation axis.

Through adopting above-mentioned technical scheme, connection structure installs on the door frame of emergency exit, above-mentioned safety lock shell is installed in the emergency exit towards connection structure's one side, so when the staff carries out the action of closing the door, only need hold handrail portion, apply a force to connection structure direction to handrail portion, drive emergency exit to connection structure direction motion, when joint portion is about to contact connection structure, apply decurrent force to handrail portion, thereby drive the axis of rotation and rotate, rotate the axle sleeve and also rotate immediately, and make first arch drive portion rotate, under drive portion's drive, rotation portion rotates, joint portion upward motion immediately, wait that joint portion gets into connection structure after, reset handrail portion, thereby make the axis of rotation reverse rotation, make joint portion downwardly moving, thereby realize joint of joint portion and connection structure.

When the safety door needs to be beaten, downward pressure is required to be applied to the armrest part, so that the clamping part moves, then the safety door is pushed to move in a direction away from the connecting structure, the armrest part is reset, and then the armrest part and the clamping part are reset through the rotating shaft and the rotating part.

The effect that can be reached through the above-mentioned setting:

1. by arranging the clamping part, the safety door and the connecting structure can be locked or opened, so that the safety door is effectively protected;

2. Through setting up the axis of rotation, can drive the axis of rotation through pressing the handrail portion and rotate to make drive portion, joint portion and rotation portion rotate, make joint portion and connection structure looks joint, thereby realize the locking of emergency exit;

3. through setting up the fixed plate, can realize the safety lock shell and be connected with the emergency exit according to the thickness of emergency exit.

Additional features and advantages of the present disclosure will be set forth in the detailed description which follows.

Drawings

The accompanying drawings are included to provide a further understanding of the disclosure, and are incorporated in and constitute a part of this specification, illustrate the disclosure and together with the description serve to explain, but do not limit the disclosure.

In the drawings:

FIG. 1 is an isometric schematic of the overall structure of the present utility model;

FIG. 2 is an enlarged view of FIG. 1 at A;

FIG. 3 is a schematic view of the structure after hiding the connection structure and the fixing plate;

FIG. 4 is a schematic view of the structure after hiding the fixing plate and the protective case;

FIG. 5 is a schematic view of the structure of the clamping plate;

Fig. 6 is a partial schematic view of the mandrel.

Reference numerals illustrate:

1. A safety lock housing; 2. a locking structure; 21. a bolt; 211. a clamping part; 212. a rotating part; 213. a driving section; 22. a rotating shaft; 23. a mandrel; 24. rotating the shaft sleeve; 25. a first protrusion; 3. a handrail part; 4. a connection structure; 41. a connecting plate; 411. a first through hole; 412. a first screw; 42. a clamping plate; 421. a rectangular hole; 5. a fixing plate; 51. a bar-shaped hole; 52. a third through hole; 53. a third screw; 6. a connecting disc; 61. a second through hole; 7. a protective shell; 81. a first torsion spring; 82. a second torsion spring; 83. a connecting rod; 9. a baffle; 10. and a second protrusion.

Detailed Description

Specific embodiments of the present disclosure are described in detail below with reference to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the disclosure, are not intended to limit the disclosure.

The present disclosure provides a handle hook lock for a sliding door, as shown in fig. 1, 3 and 4, including a safety lock housing 1, a locking structure 2, a handrail portion 3 and a connection structure 4;

The safety lock shell 1 is provided with a fixed plate 5, the handrail part 3 respectively penetrates through the safety lock shell 1 and the fixed plate 5, the handrail part 3 is spliced with the locking structure 2, the locking structure 2 is arranged in the safety lock shell 1, the connecting structure 4 is positioned on one side of the locking structure 2, and the locking structure 2 is clamped with the connecting structure 4; the locking structure 2 comprises a lock tongue 21, a rotating shaft 22 and a mandrel 23, wherein the rotating shaft 22 penetrates through the safety lock shell 1 and is spliced with the handrail part 3, a rotating shaft sleeve 24 is sleeved on one side, close to the inner side wall of the safety lock shell 1, of the rotating shaft sleeve 24, a first protrusion 25 is arranged on the rotating shaft sleeve 24, and the first protrusion 25 is abutted with the lock tongue 21; the lock tongue 21 includes a clamping portion 211, a rotating portion 212 and a driving portion 213, the clamping portion 211 penetrates through the safety lock housing 1, the clamping portion 211 is clamped with the connecting structure 4, the driving portion 213 is in annular contact with the rotating shaft sleeve 24, the first protrusion 25 is in annular inner side wall contact with the driving portion 213, and the rotating portion 212 is sleeved with the mandrel 23.

Through the above structure arrangement, the connecting structure 4 is mounted on the door frame of the safety door, the safety lock housing 1 is mounted on one side of the safety door facing the connecting structure 4, so that when a worker performs a door closing action, the worker only needs to hold the armrest 3, applies a force to the direction of the connecting structure 4 to drive the safety door to move to the direction of the connecting structure 4, when the clamping part 211 is about to contact the connecting structure 4, applies a downward force to the armrest 3, thereby driving the rotating shaft 22 to rotate, rotating the shaft sleeve 24 to rotate, driving the driving part 213 to rotate, rotating the rotating part 212, enabling the first protrusion 25 to rotate, enabling the clamping part 211 to move upwards, resetting the armrest 3 after the clamping part 211 enters the connecting structure 4, enabling the rotating shaft 22 to rotate reversely, enabling the clamping part 211 to move downwards, and achieving the clamping of the clamping part 211 and the connecting structure 4.

When the safety door needs to be beaten, downward pressure needs to be applied to the armrest part 3, so that the clamping part 211 moves, then the safety door is pushed to move in a direction away from the connecting structure 4, the armrest part 3 is reset, and the armrest part 3 and the clamping part 211 are reset through the rotating shaft 22 and the rotating part 212.

In some embodiments, as shown in fig. 1, 4 and 5, the connection structure 4 includes two connection plates 41 and a clamping plate 42, a plurality of first through holes 411 are formed on the surfaces of the two connection plates 41, first screws 412 are disposed in the first through holes 411, the two connection plates 41 are disposed in parallel, the two connection plates 41 are perpendicular to the clamping portion 211, the clamping plate 42 is disposed on a side wall of the connection plate 41 near the clamping portion 211, rectangular holes 421 are formed on the surfaces of the clamping plate 42, and the clamping portion 211 is clamped with the rectangular holes 421.

Through the structure, two connecting plates 41 are respectively arranged on two sides of the door frame perpendicular to the safety door, and according to the size of the door frame, first screws 412 are arranged in the first through holes 411, so that the first screws 412 are abutted with the door frame, and the connecting plates 41 are relatively fixed with the door frame. After the clamping portion 211 extends into the rectangular hole 421, the clamping portion 211 can be clamped with the edge of the rectangular hole 421, so that the safety lock is locked.

In some embodiments, as shown in fig. 1, a connection disc 6 is arranged at the connection part of the armrest part 3 and the safety lock shell 1, the connection disc 6 is arranged at the connection part of the armrest part 3 and the fixed plate 5, a second through hole 61 is formed on the surface of the connection disc 6, the armrest part 3 is engaged with the second through hole 61, and the armrest part 3 is rotationally connected with the second through hole 61.

Through the structure, as the position of the safety lock shell 1 and the fixing plate 5 penetrated by the armrest part 3 is larger than the outer diameter of the armrest part 3, the armrest part 3 can shake, the second through hole 61 formed on the surface of the connecting disc 6 is matched with the outer diameter of the armrest part 3, so that the armrest part 3 is more stable and is not easy to shake.

In some embodiments, as shown in fig. 1 and 2, a strip-shaped hole 51 is formed in the surface of the fixing plate 5, a third through hole 52 is formed in the side, close to the fixing plate 5, of the safety lock housing 1, the third through hole 52 is arranged concentrically with the strip-shaped hole 51, a third screw 53 is arranged in the strip-shaped hole 51, and the third screw 53 penetrates through the strip-shaped hole 51 and the third through hole 52.

Through the structure setting, because the safety lock shell 1 is installed on the emergency exit, fixed plate 5 passes through screw connection with safety lock shell 1, can make fixed plate 5 adjust according to emergency exit thickness, then is connected with safety lock shell 1 again for safety lock shell 1 is connected more stably with the emergency exit.

In some embodiments, as shown in fig. 1, a protective shell 7 is provided on one side of the inner sidewall of the safety lock housing 1, and the protective shell 7 is detachably connected to the safety lock housing 1.

By the above arrangement, the protective case 7 surrounds the driving part 213 and the rotating part 212, thereby protecting the driving part 213 and the rotating part 212 from other foreign matters during the locking movement, and thus smoothly completing the locking movement.

In some embodiments, as shown in fig. 3, 4 and 6, a first torsion spring 81 and a second torsion spring 82 are sleeved on the mandrel 23, the first torsion spring 81 and the second torsion spring 82 are respectively located at two sides of the rotating portion 212, one end of the first torsion spring 81 and one end of the second torsion spring 82 are fixedly connected with a connecting rod 83, the connecting rod 83 is lapped on the rotating portion 212, and the other end of the first torsion spring 81 and the other end of the second torsion spring 82 are abutted against the inner side wall of the protective shell 7.

Through the above structure setting, after the staff gets into rectangular hole 421 with joint portion 211 through pressing handrail portion 3, loosen handrail portion 3, first torsional spring 81 and second torsional spring 82 can make connecting rod 83 exert pressure to rotate portion 212 and reverse rotation for handrail portion 3 automatic re-setting, and joint portion 211 moves down and rectangular hole 421 looks joint.

In some embodiments, as shown in fig. 5, a baffle 9 is disposed within the rectangular hole 421, the baffle 9 being curved to a side away from the clamping portion 211.

Through the structure, the clamping part 211 is clamped with the baffle plate 9, so that the safety lock is locked more firmly.

In some embodiments, as shown in fig. 3 and 4, the inner side wall of the driving part 213 is provided with the second protrusion 10 in the direction of the axis of the rotation shaft 22.

Through the above structure arrangement, when a worker applies an upward force to the armrest portion 3, the first protrusion 25 is abutted against the second protrusion 10, so that the rotation shaft 22 cannot rotate, and the rotation shaft 22 can be normally rotated and the clamping portion 211 can be normally clamped only by pressing the armrest portion 3 downwards.

In summary, the two connecting plates 41 are installed on two sides of the door frame perpendicular to the safety door, the safety lock housing 1 is installed on one side of the safety door facing the clamping plate 42, so when a worker performs a door closing action, only needs to hold the armrest portion 3, applies a force to the direction of the clamping plate 42 to the armrest portion 3, drives the safety door to move to the direction of the clamping plate 42, applies a downward force to the armrest portion 3 when the clamping portion 211 is about to enter the rectangular hole 421, thereby driving the rotating shaft 22 to rotate, then the rotating shaft sleeve 24 also rotates, and the first protrusion 25 drives the driving portion 213 to rotate, the rotating portion 212 rotates, then the clamping portion 211 moves upwards, after the clamping portion 211 enters the rectangular hole 421, the armrest portion 3 is released, the first torsion spring 81, the second torsion spring 82 and the connecting rod 83 enable the rotating shaft 22, the rotating shaft sleeve 24 and the rotating portion 212 to rotate reversely, thereby enabling the rotating shaft 22 to rotate reversely, and the clamping portion 211 to move downwards, and thus realizing the clamping of the clamping portion 211 and the baffle 9.

When the safety door needs to be beaten, downward pressure needs to be applied to the armrest part 3, so that the clamping part 211 moves to be separated from the baffle 9, then the safety door is pushed to move in a direction away from the clamping plate 42, the armrest part 3 is loosened, and the connecting rod 83 is driven by the first torsion spring 81 and the second torsion spring 82 to enable the rotating shaft 22 and the rotating part 212 to reset the armrest part 3 and the clamping part 211.

The preferred embodiments of the present disclosure have been described in detail above with reference to the accompanying drawings, but the present disclosure is not limited to the specific details of the embodiments described above, and various simple modifications may be made to the technical solutions of the present disclosure within the scope of the technical concept of the present disclosure, and all the simple modifications belong to the protection scope of the present disclosure.

In addition, the specific features described in the foregoing embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, the present disclosure does not further describe various possible combinations.

Moreover, any combination between the various embodiments of the present disclosure is possible as long as it does not depart from the spirit of the present disclosure, which should also be construed as the disclosure of the present disclosure.

Claims

1. The handle hook lock for the sliding door is characterized by comprising a safety lock shell (1), a locking structure (2), a handrail part (3) and a connecting structure (4);

The safety lock comprises a safety lock shell (1), a fixing plate (5) and a connecting structure (4), wherein the safety lock shell (1) is provided with the fixing plate (5), the handrail part (3) penetrates through the safety lock shell (1) and the fixing plate (5) respectively, the handrail part (3) is spliced with the locking structure (2), the locking structure (2) is arranged in the safety lock shell (1), the connecting structure (4) is positioned on one side of the locking structure (2), and the locking structure (2) is clamped with the connecting structure (4);

the locking structure (2) comprises a lock tongue (21), a rotating shaft (22) and a mandrel (23), wherein the rotating shaft (22) penetrates through the safety lock shell (1) and is spliced with the handrail part (3), a rotating shaft sleeve (24) is sleeved on one side, close to the inner side wall of the safety lock shell (1), of the locking structure, a first protrusion (25) is arranged on the rotating shaft sleeve (24), and the first protrusion (25) is abutted against the lock tongue (21);

The lock tongue (21) comprises a clamping part (211), a rotating part (212) and a driving part (213), wherein the clamping part (211) penetrates through the safety lock shell (1), the clamping part (211) is clamped with the connecting structure (4), the driving part (213) is annular and is abutted against the rotating shaft sleeve (24), the first protrusion (25) is abutted against the annular inner side wall of the driving part (213), and the rotating part (212) is sleeved with the mandrel (23).

2. The handle hook lock for sliding doors according to claim 1, wherein the connecting structure (4) comprises two connecting plates (41) and a clamping plate (42), a plurality of first through holes (411) are formed in the surfaces of the two connecting plates (41), first screws (412) are arranged in the first through holes (411), the two connecting plates (41) are arranged in parallel, the two connecting plates (41) are perpendicular to the clamping portion (211), the clamping plate (42) is arranged on the side wall of the connecting plate (41) close to the clamping portion (211), rectangular holes (421) are formed in the surfaces of the clamping plate (42), and the clamping portion (211) is clamped with the rectangular holes (421).

3. The handle hook lock for a sliding door according to claim 1, wherein a connecting disc (6) is arranged at the joint of the handrail part (3) and the safety lock shell (1), the connecting disc (6) is arranged at the joint of the handrail part (3) and the fixed plate (5), a second through hole (61) is formed in the surface of the connecting disc (6), the handrail part (3) is matched with the second through hole (61), and the handrail part (3) is rotationally connected with the second through hole (61).

4. The handle hook lock for the sliding door according to claim 1, wherein a strip-shaped hole (51) is formed in the surface of the fixing plate (5), a third through hole (52) is formed in one surface, close to the side of the fixing plate (5), of the safety lock shell (1), the third through hole (52) is concentrically arranged with the strip-shaped hole (51), a third screw (53) is arranged in the strip-shaped hole (51), and the third screw (53) penetrates through the strip-shaped hole (51) and the third through hole (52).

5. The handle hook lock for the sliding door according to claim 1, wherein a protective shell (7) is arranged on one side of the inner side wall of the safety lock shell (1), the protective shell (7) is detachably connected with the safety lock shell (1), and the protective shell (7) is sleeved with the rotating shaft sleeve (24).

6. The handle hook lock for a sliding door according to claim 5, wherein a first torsion spring (81) and a second torsion spring (82) are sleeved on the mandrel (23), the first torsion spring (81) and the second torsion spring (82) are respectively located at two sides of the rotating portion (212), one end of the first torsion spring (81) and one end of the second torsion spring (82) are fixedly connected with a connecting rod (83), the connecting rod (83) is lapped on the rotating portion (212), and the other end of the first torsion spring (81) and the other end of the second torsion spring (82) are abutted against the inner side wall of the protective shell (7).

7. A handle hook lock for sliding doors according to claim 2, characterized in that a baffle (9) is provided in the rectangular hole (421), the baffle (9) being curved to a side remote from the engaging portion (211).

8. The handle hook lock for sliding doors according to claim 1, characterized in that the inner side wall of the driving part (213) is provided with a second protrusion (10) in the direction of the axis of the rotating shaft (22).