Door lock rod opening and closing structure

Abstract

The utility model discloses an opening and closing door lock rod structure which comprises a lock rod, a connecting piece, a lock shell and a locking mechanism, a lock cylinder is arranged in the lock shell, a key hole is formed in the front end of the lock cylinder, a rotating pin shaft is arranged at the rear end of the lock cylinder, a connecting part is arranged at the rear end of the rotating pin shaft, the connecting part is square, a connecting hole is formed in the middle of the connecting piece, and the locking mechanism is arranged in the connecting hole. The connecting piece is provided with a connecting part and a connecting hole, the connecting part is matched with the connecting hole, the connecting piece is oval, the long axis of the connecting piece is vertically arranged, a hinge column is arranged at the upper end of the connecting piece, the lower end of the lock rod is hinged to the hinge column, and the upper end of the lock rod is matched with the locking mechanism. According to the opening and closing door lock rod structure, the lock rod extends into the locking shell, the first rolling wheel can be stably limited through limiting of the first limiting block, the second limiting block and the partition plate, then the lock rod is limited, and the structural strength and stability of a switch can be guaranteed.

Description

Technical Field

[0001] The utility model belongs to the field of lock rod structures, and in particular relates to an opening and closing door lock rod structure. Background Art

[0002] The existing door opening and closing is mainly realized by door locks, but the existing door locks, such as door locks on transformer housings or other box-type housings, generally use keys to control the rotation of the lock core, thereby driving the rotation of the lock plate, and the door is opened or closed by hanging the lock plate on the door frame. However, the current lock rod structure has only one lock plate simply hung on the door frame, which is difficult to ensure structural strength and is not stable enough. Summary of the invention

[0003] In order to solve the deficiencies in the prior art, the utility model provides an opening and closing door lock rod structure.

[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0005] A door opening and closing lock rod structure comprises a lock rod, a connecting plate, a lock shell and a locking mechanism, wherein a lock core is arranged in the lock shell, a keyhole is arranged at the front end of the lock core, a rotating pin shaft is arranged at the rear end of the lock core, a connecting portion is arranged at the rear end of the rotating pin shaft, the connecting portion is square, a connecting hole is arranged in the middle of the connecting plate, the connecting portion matches the connecting hole, the connecting plate is elliptical, the long axis of the connecting plate is vertically arranged, a hinge column is arranged at the upper end of the connecting plate, the lower end of the lock rod is hinged to the hinge column, and the upper end of the lock rod matches the locking mechanism.

[0006] Further, the locking mechanism includes a locking shell, a partition is provided in the middle of the locking shell, the partition divides the locking shell into a left limit bin and a right limit bin, the lower end of the left limit bin is provided with an inlet and outlet, the upper end of the left limit bin is provided with a first limit block, the upper end of the first limit block is connected to the locking shell through a first spring, the front end of the partition is provided with a first opening, the first opening matches the first limit block, the lower end of the right limit bin is provided with a second limit block, the lower end of the second limit block is connected to the locking shell through a second spring, the rear end of the partition is provided with a second opening, the second opening matches the second limit block, the rear end of the locking shell is provided with a third opening, the third opening matches the support column.

[0007] Furthermore, a support column is provided at the upper end of the locking rod, a first roller is provided at the front end of the support column, the left limit bin and the right limit bin are both matched with the first roller, and the first opening and the second opening are both matched with the first roller.

[0008] Furthermore, a limiting groove is provided at the upper end of the lock housing, a limiting plate is provided in the limiting groove, the limiting plate matches the limiting groove, a limiting hole is provided at the rear end of the limiting plate, and the limiting hole matches the lock rod.

[0009] Furthermore, a threaded hole is provided at the upper end of the lock housing, clamping parts are provided at both ends of the limiting plate, clamping bolts are provided in the threaded holes, and the clamping bolts match the clamping parts.

[0010] The utility model discloses an opening and closing door lock rod structure, which has a beneficial effect compared with the prior art in that the lock rod extends into the locking shell and is limited by the first limit block, the second limit block and the partition plate, so as to stably limit the first roller and then limit the lock rod, thereby ensuring the structural strength and stability of the switch. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a structural schematic diagram of a preferred embodiment provided by the utility model.

[0012] Figure 2 It is a structural schematic diagram of a lock housing of a preferred embodiment provided by the utility model.

[0013] Figure 3 It is a structural schematic diagram of the locking mechanism of the preferred embodiment provided by the utility model.

[0014] Figure 4 It is a structural schematic diagram of a locking shell of a preferred embodiment provided by the utility model.

[0015] The reference numerals in the accompanying drawings include: 100, lock housing; 110, lock core; 111, connecting portion; 120, connecting plate; 121, hinge column; 130, limiting groove; 140, limiting plate; 141, limiting hole; 142, pressing portion; 150, threaded hole; 200, locking rod; 210, supporting column; 220, first roller; 300, locking housing; 310, partition; 311, first opening; 312, second opening; 320, first limiting block; 321, first spring; 330, second limiting block; 331, second spring; 340, third opening. DETAILED DESCRIPTION

[0016] The utility model discloses a door opening and closing lock rod 200 structure. The specific implementation of the utility model is further described below in conjunction with a preferred embodiment.

[0017] See attached figure Figure 1-4 , Figure 1 It is a structural schematic diagram of a preferred embodiment provided by the utility model. Figure 2 1 is a schematic structural diagram of a lock housing 100 according to a preferred embodiment of the present invention. Figure 3is a structural schematic diagram of the locking mechanism of the preferred embodiment provided by the utility model, Figure 4 It is a structural schematic diagram of a locking shell 300 according to a preferred embodiment of the present invention.

[0018] Preferred embodiments.

[0019] The present embodiment provides a door opening and closing lock rod 200 structure, including a lock rod 200, a connecting piece 120, a lock shell 100 and a locking mechanism, wherein a lock core 110 is provided in the lock shell 100, a keyhole is provided at the front end of the lock core 110, a rotating pin shaft is provided at the rear end of the lock core 110, a connecting portion 111 is provided at the rear end of the rotating pin shaft, and the connecting portion 111 is square in shape, a connecting hole is provided in the middle of the connecting piece 120, and the connecting portion 111 matches the connecting hole, the connecting piece 120 is elliptical in shape, and the long axis of the connecting piece 120 is vertically arranged, a hinge column 121 is provided at the upper end of the connecting piece 120, the lower end of the lock rod 200 is hinged to the hinge column 121, and the upper end of the lock rod 200 matches the locking mechanism.

[0020] Further, the locking mechanism includes a locking shell 300, a partition 310 is provided in the middle of the locking shell 300, and the partition 310 divides the locking shell 300 into a left limit bin and a right limit bin, the lower end of the left limit bin is provided with an inlet and outlet, the upper end of the left limit bin is provided with a first limit block 320, the upper end of the first limit block 320 is connected to the locking shell 300 through a first spring 321, the front end of the partition 310 is provided with a first opening 311, and the first The through opening 311 matches the first limit block 320, and the lower end of the right limit bin is provided with a second limit block 330. The lower end of the second limit block 330 is connected to the locking shell 300 through a second spring 331. The rear end of the partition 310 is provided with a second through opening 312, and the second through opening 312 matches the second limit block 330. The rear end of the locking shell 300 is provided with a third through opening 340, and the third through opening 340 matches the support column 210.

[0021] Furthermore, a support column 210 is provided at the upper end of the locking rod 200, a first roller 220 is provided at the front end of the support column 210, the left limit bin and the right limit bin are both matched with the first roller 220, and the first opening 311 and the second opening 312 are both matched with the first roller 220. The first roller 220 can roll in the left limit bin and the right limit bin, making it more convenient to move. The lock core 110 is rotated. When the lock rod 200 is rising, the lock rod 200 drives the first roller 220 to rise and fall, first pressing the first limit block 320 to the top, and the first roller 220 slides into the right limit bin and is pressed by the second limit block 330, thereby locking the opening and closing door; when the lock rod 200 is descending, the lock rod 200 drives the first roller 220 to descend, pressing the second limit block 330 to the bottom, and the first roller 220 slides into the left limit bin, and enters and exits through the inlet and outlet, and the third opening 340 makes way for the support column 210.

[0022] Furthermore, a limiting groove 130 is provided at the upper end of the lock housing 100, a limiting plate 140 is provided in the limiting groove 130, the limiting plate 140 matches the limiting groove 130, a limiting hole 141 is provided at the rear end of the limiting plate 140, and the limiting hole 141 matches the lock rod 200. The limiting plate 140 is slid, the limiting hole 141 is adjusted to a suitable position, and the lower end of the lock rod 200 is hinged to the connecting piece 120 through the limiting hole 141, so as to limit the connecting piece 120 and ensure that the first roller 220 can be aligned with the inlet and outlet.

[0023] Furthermore, a threaded hole 150 is provided at the upper end of the lock housing 100, and clamping parts 142 are provided at both ends of the limiting plate 140. A clamping bolt is provided in the threaded hole 150, and the clamping bolt matches the clamping part 142. The clamping bolt is screwed down to clamp the clamping part 142, thereby fixing the limiting plate 140.

[0024] It is worth mentioning that the technical features such as the lock core 110 involved in the utility model patent application should be regarded as the prior art. The specific structure, working principle and possible control method and spatial layout method of these technical features can be selected by conventional methods in the field, and should not be regarded as the utility model point of the utility model patent. The utility model patent will not be further elaborated.

[0025] For those skilled in the art, it is still possible to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A door lock rod (200) structure, characterized in that: The invention comprises a lock rod (200), a connecting piece (120), a lock shell (100) and a locking mechanism, wherein a lock core (110) is arranged in the lock shell (100), a key hole is arranged at the front end of the lock core (110), a rotating pin shaft is arranged at the rear end of the lock core (110), a connecting portion (111) is arranged at the rear end of the rotating pin shaft, the connecting portion (111) is square, a connecting hole is arranged in the middle of the connecting piece (120), the connecting portion (111) matches the connecting hole, the connecting piece (120) is elliptical, the long axis of the connecting piece (120) is arranged vertically, a hinge column (121) is arranged at the upper end of the connecting piece (120), the lower end of the lock rod (200) is hinged to the hinge column (121), and the upper end of the lock rod (200) matches the locking mechanism.

2. The door lock rod (200) structure according to claim 1, characterized in that: The locking mechanism comprises a locking shell (300), a partition (310) is provided in the middle of the locking shell (300), the partition (310) divides the locking shell (300) into a left limit bin and a right limit bin, the lower end of the left limit bin is provided with an inlet and outlet, the upper end of the left limit bin is provided with a first limit block (320), the upper end of the first limit block (320) is connected to the locking shell (300) via a first spring (321), the front end of the partition (310) is provided with a first opening (311), the first opening (320) is provided with a first opening (312) and the first opening (313) is provided with a first spring (314). 11) matches with the first limit block (320), a second limit block (330) is provided at the lower end of the right limit bin, the lower end of the second limit block (330) is connected to the locking shell (300) through a second spring (331), a second opening (312) is provided at the rear end of the partition (310), the second opening (312) matches with the second limit block (330), and a third opening (340) is provided at the rear end of the locking shell (300), and the third opening (340) matches with the support column (210).

3. The door lock rod (200) structure according to claim 2, characterized in that: A support column (210) is provided at the upper end of the locking rod (200), a first roller (220) is provided at the front end of the support column (210), the left limit bin and the right limit bin are both matched with the first roller (220), and the first through opening (311) and the second through opening (312) are both matched with the first roller (220).

4. The door lock rod (200) structure according to claim 3, characterized in that: A limiting groove (130) is provided at the upper end of the lock housing (100), a limiting plate (140) is provided in the limiting groove (130), the limiting plate (140) matches the limiting groove (130), a limiting hole (141) is provided at the rear end of the limiting plate (140), and the limiting hole (141) matches the lock rod (200).

5. The door lock rod (200) structure according to claim 4, characterized in that: A threaded hole (150) is provided at the upper end of the lock housing (100), clamping portions (142) are provided at both ends of the limiting plate (140), and a clamping bolt is provided in the threaded hole (150), and the clamping bolt matches the clamping portion (142).

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