Spring bolt

Abstract

The utility model provides a spring cotter, relates to the technical field of machining, and aims to solve the problems that when an existing spring cotter is used, a door and a window are easily closed by mistake, unnecessary troubles are caused, a plurality of actions are needed to limit the cotter, the stretching state and the retracting state of the cotter are guaranteed, and the operation process of the cotter is complex. Comprising a mounting assembly; a locking assembly is arranged in the mounting assembly; a side protection assembly is arranged outside the mounting assembly; the overturning handle is rotationally connected into the outer adjusting groove, a cam structure is arranged at the end of the overturning handle, the cam can conveniently push the lock column through rotation in the overturning process so as to be matched with the insertion rod to be inserted into the matching block, the locking effect can be conveniently achieved, locking and unlocking adjustment is directly achieved in a shifting mode, and the locking effect is improved. And the whole device is convenient to control, so that excessive operation steps are avoided.

Description

Technical Field

[0001] The utility model belongs to the technical field of mechanical processing, and more specifically, particularly relates to a spring latch. Background Art

[0002] Latch locks are small accessories on opening parts such as doors and windows. They are used to be inserted into doors and windows to position door panels. They are suitable for logistics equipment such as metal mesh boxes, steel plate boxes, storage cages, and folding boxes. The spring latch is a type of latch lock, which uses a spring to realize the rebound of the latch. In order to facilitate its control and use, a spring latch is needed.

[0003] Based on the prior art, it is found that the existing spring latch is prone to accidentally closing doors and windows when in use, causing unnecessary trouble, and multiple actions are required to limit the latch to ensure that the latch is in both extended and retracted states, making its operation process more complicated. Utility Model Content

[0004] In order to solve the above technical problems, the embodiments of the present disclosure relate to a spring latch to solve the problem that the existing spring latch is prone to accidentally closing doors and windows when in use, causing unnecessary trouble, and requires multiple actions to limit the latch to ensure that the latch is in both extended and retracted states, making its operation process more complicated.

[0005] The utility model provides a spring latch, which is achieved by the following specific technical means:

[0006] A spring latch comprises: a mounting assembly; the mounting assembly comprises a base, an external adjustment groove, a flip handle and a matching block; the flip handle is arranged as a cylindrical structure, a cam is arranged on the flip handle, a rotating shaft is arranged on the cam of the flip handle, a plane is arranged on the cam of the flip handle, and the flip handle is rotatably connected in the external adjustment groove; a locking assembly is arranged inside the mounting assembly, and the locking assembly comprises a lock column, an insertion rod and a matching slot; the lock column is slidably connected to the inside of the base, the insertion rod is inserted in the base, and the insertion rod is inserted in the matching block; the insertion rod is arranged as a cylindrical structure, a threaded protrusion is arranged on the insertion rod, a spring is arranged on the insertion rod, and the insertion rod is threadedly connected in the threaded groove of the lock column; a side guard assembly is arranged outside the mounting assembly, and the side guard assembly comprises a side guard plate, an insertion tube and a locking block; the side guard plate is fixed to the outside of the base by screws, and the locking block is inserted in the matching slot; the locking block is arranged as a rectangular block structure, a cylindrical rod is arranged on the top of the locking block, a spring is arranged on the cylindrical rod of the locking block, and the locking block is slidably connected to the inside of the insertion tube.

[0007] At least in some embodiments, the base is configured as a U-shaped structure, a rectangular protrusion is provided on the inner wall of the base, and a circular through hole is provided on the base; the external adjustment groove is configured as a rectangular groove, the external adjustment groove is connected to an axial hole, and the external adjustment groove is opened on the rectangular protrusion of the base.

[0008] At least in some embodiments, the matching block is configured as a rectangular block structure, and a circular through hole is opened at the center of the matching block.

[0009] At least in some embodiments, the lock column is configured as an L-shaped structure, a threaded groove is provided on the lock column, and a rectangular through hole is provided on the lock column.

[0010] At least in some embodiments, the locking assembly also includes a synchronization block; the synchronization block is configured as a rectangular block structure, a rectangular protrusion is provided on the synchronization block, and the synchronization block is fixed in the rectangular through hole of the lock column by screws; the pair of slots is configured as a rectangular through hole, and the pair of slots is opened in the middle position of the synchronization block.

[0011] At least in some embodiments, the side guard assembly also includes a constraint groove; the side guard plate is configured as a square plate structure, an L-shaped protrusion is provided on the inner side of the side guard plate, a cylindrical protrusion is provided on the inner side of the side guard plate, and there are two groups of side guard plates in total; the constraint groove is configured as a rectangular groove, the constraint groove is connected with a rectangular through hole, and there are two groups of constraint grooves in total, and the two groups of constraint grooves are respectively opened on the L-shaped protrusions of the two groups of side guard plates.

[0012] At least in some embodiments, the insert tube is configured as a rectangular block structure, a rectangular groove is provided at the bottom of the insert tube, a circular through hole is connected to the rectangular groove of the insert tube, and the insert tube is clamped between two groups of constraint grooves.

[0013] The spring latch proposed by the utility model has the following beneficial effects:

[0014] 1. A flip handle and a lock cylinder are provided. The flip handle is rotated and connected to the external adjustment slot, and a cam structure is provided at the end of the flip handle, so that the cam can push the lock cylinder by rotating during the flipping process, so as to cooperate with the insertion rod to be inserted into the matching block, so as to facilitate the locking effect. The locking and opening adjustment can be directly achieved by turning, so that the overall control is convenient to avoid the need for too many operation steps;

[0015] 2. A locking block and a matching slot are provided. By opening a matching slot in the middle position of the synchronization block, it is convenient to cooperate with the locking block. When the latch is in the locked state as a whole, the locking block is stuck in the matching slot to cooperate with the synchronization block to lock the lock column, avoiding state switching due to accidental touching of the flip handle during normal use, and facilitating the maintenance of a stable state. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the three-dimensional assembly structure of the utility model in a locked state.

[0017] Figure 2 It is a schematic diagram of the three-dimensional assembly structure of the utility model in a locked state when viewed from above.

[0018] Figure 3 It is a schematic diagram of the exploded structure of the utility model.

[0019] Figure 4 It is a schematic diagram of the exploded structure of the utility model when viewed from above.

[0020] Figure 5 It is a schematic diagram of the three-dimensional assembly structure of the utility model in a rebound state.

[0021] Figure 6 The utility model is Figure 5 Schematic diagram of the enlarged structure of part A.

[0022] In the figure, the corresponding relationship between the component names and the figure numbers is as follows:

[0023] 1. Installation assembly; 101. Base; 102. External adjustment slot; 103. Flip handle; 104. Matching block;

[0024] 2. Locking assembly; 201. Locking column; 202. Insertion rod; 203. Synchronous block; 204. Alignment slot;

[0025] 3. Side guard assembly; 301. Side guard plate; 302. Constraint groove; 303. Insertion sleeve; 304. Locking block. DETAILED DESCRIPTION

[0026] The implementation of the utility model is further described in detail below with reference to the accompanying drawings and examples.

[0027] Embodiment 1: As shown in the attached Figure 1 To Attachment Figure 6As shown: the utility model provides a spring latch, comprising: an installation component 1; the installation component 1 comprises a base 101, an external adjustment groove 102, a flip handle 103 and a matching block 104; the flip handle 103 is set to a cylindrical structure, a cam is provided on the flip handle 103, a rotating shaft is provided on the cam of the flip handle 103, a plane is provided on the cam of the flip handle 103, and the flip handle 103 is rotatably connected in the external adjustment groove 102; the flip handle 103 is used to push the lock column 201 through the cam structure during the flipping process, and maintain the locking state through the plane, so as to facilitate the overall adjustment; a locking component 2 is provided inside the installation component 1, and the locking component 2 comprises a lock column 201, a plug rod 202 and a slot 204; the lock column 201 is slidably connected to the inside of the base 101, the plug rod 202 is inserted in the base 101, and the plug rod 202 is inserted in the matching block 10 4; the plug rod 202 is set to a cylindrical structure, the plug rod 202 is provided with a threaded protrusion, the plug rod 202 is provided with a spring, and the plug rod 202 is threadedly connected to the threaded groove of the lock column 201; the plug rod 202 is used to be inserted into the matching block 104 under the drive of the lock column 201 to facilitate the locking effect; a side guard assembly 3 is provided on the outside of the installation assembly 1, and the side guard assembly 3 includes a side guard plate 301, a plug tube 303 and a locking block 304; the side guard plate 301 is fixed to the outside of the base 101 by screws, and the locking block 304 is inserted into the slot 204; the locking block 304 is set to a rectangular block structure, the top of the locking block 304 is provided with a cylindrical rod, the cylindrical rod of the locking block 304 is provided with a spring, and the locking block 304 is slidably connected to the inside of the plug tube 303; the locking block 304 is used to be inserted into the slot 204 under the action of the spring to maintain the locking state of the latch.

[0028] Embodiment 2: Based on Embodiment 1, Figure 4 As shown, the base 101 is configured as a U-shaped structure, a rectangular protrusion is provided on the inner wall of the base 101, and a circular through hole is provided on the base 101; the base 101 is used to assist in the installation and fixation of other structures of the bolt, so as to facilitate the overall stability of the bolt; the external adjustment groove 102 is configured as a rectangular groove, the external adjustment groove 102 is connected with an axial hole, and the external adjustment groove 102 is opened on the rectangular protrusion of the base 101; the external adjustment groove 102 is used to assist in the installation and fixation of the flip handle 103, so as to facilitate flip adjustment; the matching block 104 is configured as a rectangular block structure, and a circular through hole is opened at the center position of the matching block 104; the matching block 104 is used to cooperate with the base 101 and the insertion rod 202 to achieve a locking effect, so as to facilitate the overall stability thereof.

[0029] In the embodiments of the present disclosure, Figure 3 and Figure 6As shown, the lock column 201 is set to an L-shaped structure, a threaded groove is provided on the lock column 201, and a rectangular through hole is provided on the lock column 201; the lock column 201 is used to drive the insertion rod 202 to move under the push of the flip handle 103, so as to facilitate the switching of the overall effect of the bolt; the locking assembly 2 also includes a synchronization block 203; the synchronization block 203 is set to a rectangular block structure, and a rectangular protrusion is provided on the synchronization block 203, and the synchronization block 203 is fixed in the rectangular through hole of the lock column 201 by screws; the synchronization block 203 is used to cooperate with the slot 204 and the locking block 304 to maintain the locking state of the entire bolt, so as to reduce its influence by the outside world; the slot 204 is set to a rectangular through hole, and the slot 204 is opened in the middle position of the synchronization block 203; the slot 204 is used to assist in connecting the locking block 304, so as to facilitate maintaining the locking state of the bolt.

[0030] In the embodiments of the present disclosure, Figure 3 and Figure 6 As shown, the side guard assembly 3 also includes a restraining groove 302; the side guard plate 301 is set as a square plate structure, the inner side of the side guard plate 301 is provided with an L-shaped protrusion, the inner side of the side guard plate 301 is provided with a cylindrical protrusion, and the side guard plate 301 is provided with two groups; the side guard plate 301 is used to protect the installation assembly 1 and the locking assembly 2 to facilitate the overall stability of the latch; the restraining groove 302 is set as a rectangular groove, the restraining groove 302 is connected with a rectangular through hole, and the restraining groove 302 is provided with two The two groups of constraint grooves 302 are respectively opened on the L-shaped protrusions of the two groups of side guard plates 301; the constraint grooves 302 are used to assist in the installation of the insert cylinder 303, so that the insert cylinder 303 can remain stable; the insert cylinder 303 is arranged in a rectangular block structure, and a rectangular groove is provided at the bottom of the insert cylinder 303, and the rectangular groove of the insert cylinder 303 is connected with a circular through hole, and the insert cylinder 303 is stuck between the two groups of constraint grooves 302; the insert cylinder 303 is used to assist in the installation and fixation of the locking block 304, so as to facilitate its adjustment.

[0031] The specific usage and function of this embodiment are as follows:

[0032] The locking pin 201 is then pushed by the cam to move to the specified position, so that the plane on the cam contacts the locking pin 201, and the insertion rod 202 is extended outward and inserted into the matching block 104, so that the latch can be locked. The locking pin 201 drives the synchronization block 203 to adjust its position during the movement, and after the slot 204 and the constraint slot 302 are aligned, the locking block 304 is inserted into the slot 204 under the action of the spring to maintain the overall locking state of the latch. When switching, the locking block 304 is pulled out of the slot 204 by pulling it out, and then the flip handle 103 is turned, and the locking pin 201 is reset under the action of the spring, thereby completing the switching between the latch states.

[0033] In this article, there are a few points to note:

[0034] 1. The drawings of the embodiments of the present disclosure only involve structures related to the embodiments of the present disclosure, and other structures may refer to general designs.

[0035] 2. In the absence of conflict, the embodiments of the present disclosure and the features therein may be combined with each other to obtain new embodiments.

[0036] The above are only specific embodiments of the present disclosure, but the protection scope of the present disclosure is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed in the present disclosure, which should be included in the protection scope of the present disclosure. Therefore, the protection scope of the present disclosure should be based on the protection scope of the claims.

Claims

1. A spring latch, comprising: The installation component (1) is characterized in that: the installation component (1) includes a base (101), an external adjustment groove (102), a flip handle (103) and a matching block (104); the flip handle (103) is set as a cylindrical structure, a cam is provided on the flip handle (103), a rotating shaft is provided on the cam of the flip handle (103), a plane is provided on the cam of the flip handle (103), and the flip handle (103) is rotatably connected in the external adjustment groove (102); a locking component (2) is provided inside the installation component (1), and the locking component (2) includes a locking column (201), an insertion rod (202) and a matching slot (204); the locking column (201) is slidably connected to the inside of the base (101), the insertion rod (202) is inserted in the base (101), and the insertion rod (202) is inserted in The insert rod (202) is arranged as a cylindrical structure, the insert rod (202) is provided with a threaded protrusion, the insert rod (202) is provided with a spring, and the insert rod (202) is threadedly connected in the threaded groove of the locking column (201); the outside of the installation component (1) is provided with a side guard component (3), and the side guard component (3) includes a side guard plate (301), an insert cylinder (303) and a locking block (304); the side guard plate (301) is fixed to the outside of the base (101) by screws, and the locking block (304) is inserted into the matching slot (204); the locking block (304) is arranged as a rectangular block structure, the top of the locking block (304) is provided with a cylindrical rod, the cylindrical rod of the locking block (304) is provided with a spring, and the locking block (304) is slidably connected to the inside of the insert cylinder (303).

2. A spring latch according to claim 1, characterized in that: The base (101) is configured as a U-shaped structure, a rectangular protrusion is provided on the inner wall of the base (101), and a circular through hole is provided on the base (101); the external adjustment groove (102) is configured as a rectangular groove, the external adjustment groove (102) is connected to an axial hole, and the external adjustment groove (102) is opened on the rectangular protrusion of the base (101).

3. A spring latch according to claim 1, characterized in that: The matching block (104) is configured as a rectangular block structure, and a circular through hole is provided at the center of the matching block (104).

4. A spring latch according to claim 1, characterized in that: The locking column (201) is configured as an L-shaped structure, a threaded groove is provided on the locking column (201), and a rectangular through hole is provided on the locking column (201).

5. A spring latch according to claim 1, characterized in that: The locking assembly (2) further comprises a synchronization block (203); the synchronization block (203) is configured as a rectangular block structure, a rectangular protrusion is provided on the synchronization block (203), and the synchronization block (203) is fixed in a rectangular through hole of the locking column (201) by means of screws; the pair of slots (204) is configured as a rectangular through hole, and the pair of slots (204) is opened in the middle position of the synchronization block (203).

6. A spring latch according to claim 1, characterized in that: The side guard assembly (3) further comprises a restraining groove (302); the side guard plate (301) is arranged as a square plate-like structure, an L-shaped protrusion is arranged on the inner side of the side guard plate (301), a cylindrical protrusion is arranged on the inner side of the side guard plate (301), and there are two groups of side guard plates (301); the restraining groove (302) is arranged as a rectangular groove, the restraining groove (302) is connected with a rectangular through hole, and there are two groups of restraining grooves (302), and the two groups of restraining grooves (302) are respectively opened on the L-shaped protrusions of the two groups of side guard plates (301).

7. A spring latch according to claim 1, characterized in that: The insert cylinder (303) is configured as a rectangular block structure, a rectangular groove is provided at the bottom of the insert cylinder (303), the rectangular groove of the insert cylinder (303) is connected with a circular through hole, and the insert cylinder (303) is clamped between the two groups of constraint grooves (302).

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