CN206397293U - A new type of spring lock - Google Patents

Abstract

The utility model discloses a novel spring lock, which comprises a shell, a bottom plate arranged in the shell and a lock catch, wherein the side edge of the shell is provided with an opening for the lock catch to be inserted into, the spring lock also comprises an electromagnet, a fixed block, a rotating block, a push rod and a micro switch which are respectively arranged in the shell, the fixed block is rotationally arranged on the bottom plate, the upper end part of the fixed block is connected with the electromagnet through a pull rod and is connected with the shell through a first spring, and the side edge of the fixed block is provided with a first clamping point; the rotating block is rotationally connected to the bottom plate and is positioned on the side edge of the fixed block, and the side edge of the rotating block is provided with a lock hook and a second clamping point matched with the first clamping point; the push rod is sleeved with a second spring, the end part of the push rod is positioned on the side edge of the microswitch, and the outer side of the push rod is abutted against the lower end part of the fixed block. The utility model has the advantages of reasonable design, prevent that false feedback from locking the signal, ensure that the spring lock has locked, improve the security, the practicality is strong, improves the spring lock performance on the whole.

Description

A new type of spring lock

technical field

The utility model relates to locks, in particular to a novel spring lock.

Background technique

The existing spring lock often occurs during the locking process. When the door is not closed, or is not locked, or is about to be locked, there is also a locking signal feedback, which constitutes a false feedback signal, and the lock is not locked. , low security. At the same time, when the existing spring lock is locked, it needs a lot of strength to close the door to achieve the locking function, which is inconvenient to operate.

Utility model content

In view of the above deficiencies, the purpose of this utility model is to provide a new type of spring lock, which has a reasonable structural design, prevents false feedback locking signals, ensures that the spring lock is locked, improves safety, and has strong practicability, and improves the overall performance of the spring lock. performance.

The technical scheme that the utility model adopts for achieving the above object is:

A new type of spring lock, comprising a shell, a bottom plate arranged in the shell, and a lock catch, the side of the shell is provided with an opening for inserting the lock catch, and it is characterized in that it also includes an electromagnet and a fixing block respectively arranged in the shell , a rotating block, a push rod and a micro switch, wherein the fixed block is rotatably arranged on the bottom plate, the upper end of the fixed block is connected to the electromagnet through a pull rod, and is connected to the shell through a first spring, And the side of the fixed block has a first card point; the rotating block is rotatably connected to the bottom plate and is located on the side of the fixed block, and the side of the rotating block has a lock hook and a hook that matches the first card point. The second clamping point: a second spring is provided on the outer casing of the push rod, the end of the push rod is located on the side of the micro switch, and the outer side of the push rod is in conflict with the lower end of the fixed block.

As a further improvement of the utility model, a slide bar is provided at the end of the electromagnet, and the end of the slide bar has a collar, and the pull bar is inserted into the collar.

As a further improvement of the utility model, the side of the rotating block also has a push hook, and a push groove is formed between the push hook and the locking hook.

As a further improvement of the utility model, a first rotating shaft is fixed on the bottom plate, the rotating block is connected to the first rotating shaft in rotation, and a third spring is sleeved on the first rotating shaft, and the third spring It has a first spring hook and a second spring hook, the first spring hook is hooked on the push hook, and the second spring hook is hooked on the shell.

As a further improvement of the present utility model, a second rotating shaft and a third rotating shaft are fixed on the bottom plate, the third rotating shaft includes a riveted post and a rotor sleeved outside the riveted post, the middle part of the fixed block It is rotatably connected to the second rotating shaft, and the lower end of the fixed block is rotatably connected to the riveting post.

As a further improvement of the utility model, the outer casing of the push rod is provided with a rotating shaft.

As a further improvement of the utility model, several mounting plates are provided on the bottom plate, and a socket is opened on each of the several mounting plates, and the push rod is inserted into the socket.

As a further improvement of the present invention, the first clamping point has a first cut plane, and the second clamping point has a second cut plane corresponding to the first cut plane.

As a further improvement of the utility model, the lock includes a base plate, two vertical plates arranged on both sides of the base plate and parallel to each other, and a pulley connected between the ends of the two vertical plates. A shackle for the lock hook to be hooked is formed between the straight plates.

As a further improvement of the utility model, the micro switch has a contact piece.

The beneficial effect of the utility model is: by adding a push rod to act on the micro switch, press the signal to the micro switch, and after the push rod is pushed in place, the micro switch will feedback the locking signal, preventing false feedback locking signals, ensuring The spring lock has been locked, with high safety, quick action, high precision and high sensitivity; by using the lock with pulley, only a small force can be used to close and lock the door smoothly, which is convenient to use and has strong practicability , Improve the spring lock performance as a whole.

The above is an overview of the technical solution of the utility model, and the utility model will be further described below in conjunction with the accompanying drawings and specific embodiments.

Description of drawings

Fig. 1 is the overall structural representation of the utility model;

Fig. 2 is the explosion diagram of the utility model;

Fig. 3 is the structural representation of the utility model rotating block;

Fig. 4 is a schematic structural view of the utility model lock;

Fig. 5 is a perspective view of the utility model.

detailed description

In order to further explain the technical means and effects of the utility model to achieve the predetermined purpose, the specific implementation of the utility model will be described in detail below in conjunction with the accompanying drawings and preferred embodiments.

Please refer to Fig. 1 to Fig. 5, the embodiment of the present utility model provides a new spring lock, which includes a shell 1, a bottom plate 2 arranged in the shell 1, and a lock 3, and the side of the shell 1 is opened for the insertion of the lock 3 The opening 11 also includes an electromagnet 4, a fixed block 5, a rotating block 6, a push rod 7 and a micro switch 8 respectively arranged in the casing 1, wherein the fixed block 5 is rotatably arranged on the bottom plate 2, and the fixed The upper end of the block 5 is connected with the electromagnet 4 through a pull rod 9, and is connected with the housing 1 through a first spring 10, and the side of the fixed block 5 has a first card point 51; the rotating block 6 It is rotatably connected to the bottom plate 2 and is located on the side of the fixed block 5, and the side of the rotating block 6 has a locking hook 61 and a second locking point 62 matching the first locking point 51; the push rod 7 is covered A second spring 71 is provided, the end of the push rod 7 is located on the side of the micro switch 8 , and the outside of the push rod 7 is in contact with the lower end of the fixed block 5 .

In this embodiment, the end of the electromagnet 4 is provided with a sliding rod 41 , the end of the sliding rod 41 has a collar 42 , and the pull rod 9 is inserted into the collar 42 .

As shown in FIG. 3 , the side of the rotating block 6 also has a push hook 63 , and a push groove 64 is formed between the push hook 63 and the lock hook 61 .

As shown in Figures 1 and 2, a first rotating shaft 21 is fixed on the base plate 2, the rotating block 6 is rotatably connected to the first rotating shaft 21, and a third rotating shaft 21 is sheathed on the first rotating shaft 21. The spring 20 , the third spring 20 has a first spring hook 201 and a second spring hook 202 , the first spring hook 201 is hooked on the push hook 63 , and the second spring hook 202 is hooked on the housing 1 .

As shown in FIG. 2 , a second rotating shaft 22 and a third rotating shaft 23 are fixed on the base plate 2 , the third rotating shaft 23 includes a riveting post 231 and a rotor 232 sleeved outside the riveting post 231 , The middle part of the fixed block 5 is rotatably connected to the second rotating shaft 22 , and the lower end of the fixed block 5 is rotatably connected to the riveting post 231 .

As shown in FIG. 1 and FIG. 2 , a rotating shaft 72 is disposed outside the push rod 7 . A plurality of mounting plates 24 are arranged on the bottom plate 2 , and a jack 241 is respectively defined on the plurality of mounting plates 24 , and the push rod 7 is inserted into the jack 241 .

In this embodiment, as shown in FIG. 2 and FIG. 3 , the first clamping point 51 has a first cut plane 511, and the second clamping point 62 has a second cut plane corresponding to the first cut plane 511. Section 621.

As shown in Figure 4, the lock 3 includes a base plate 31, two vertical plates 32 arranged on both sides of the base plate 31 and parallel to each other, and a pulley 33 connected between the ends of the two vertical plates 32, A shackle 34 for hooking the locking hook 61 is formed between the two vertical plates 32 .

At the same time, the micro switch 8 has a contact piece 81, and when the push rod 7 touches the contact piece 81, a locking signal is given to the micro switch 8.

The snap lock provided in this embodiment cannot realize the locking function when only the buckle 3 is pushed, and the locking function can be realized only when the buckle 3 cooperates with the push rod 7 .

The working principle of the utility model is: when it needs to be locked, push the push rod 7 through the box door, so that the push rod 7 is pushed in place, and the second spring 71 is compressed; 11 is inserted into the housing 1, so that the lock hook 61 of the rotating block 6 enters the shackle 34 of the lock 3, and at the same time the pulley 33 of the lock 3 pushes the push hook 63 of the rotating block 6, and under the action of the thrust, the first The back of the second clamping point 62 squeezes the back of the first clamping point 51 of the fixed block 5 until the first cut surface 511 of the first clamping point 51 and the second cut surface 621 of the second clamping point 62 meet and snap on to reach the locking position. Tightening function; at this time, because the push rod 7 is pushed in place and touches the contact piece 81, an accurate locking signal is given to the microswitch 8.

The key point of the utility model is mainly that by adding a push rod to act on the micro switch, press the signal to the micro switch, and after the push rod is pushed in place, the micro switch will feed back the locking signal to prevent false feedback locking signals and ensure The spring lock has been locked, with high safety, quick action, high precision and high sensitivity; by using the lock with pulley, only a small force can be used to close and lock the door smoothly, which is convenient to use and has strong practicability , Improve the spring lock performance as a whole.

The above are only preferred embodiments of the present utility model, and are not intended to limit the technical scope of the present utility model. Therefore, other structures obtained by adopting the same or similar technical characteristics as the above-mentioned embodiments of the present utility model can be obtained. Within the protection scope of the present utility model.

Claims (10)

1. A novel snap lock, comprising a shell, a bottom plate arranged in the shell, and a snap lock, the shell side is provided with an opening for the snap lock to insert, it is characterized in that, also includes electromagnets, The fixed block, the rotating block, the push rod and the micro switch, wherein, the fixed block is rotatably arranged on the bottom plate, the upper end of the fixed block is connected with the electromagnet through a pull rod, and is connected with the shell through a first spring connected, and the side of the fixed block has a first card point; the rotating block is rotatably connected to the bottom plate, and is located on the side of the fixed block, and the side of the rotating block has a lock hook and is connected to the first card point. Matching second clamping point: a second spring is provided on the outer casing of the push rod, the end of the push rod is located on the side of the micro switch, and the outer side of the push rod is in conflict with the lower end of the fixed block. 2. The novel spring lock according to claim 1, wherein a slide bar is provided at the end of the electromagnet, and the end of the slide bar has a collar, and the pull bar is inserted into the collar. 3. The new spring lock according to claim 1, characterized in that, the side of the rotating block also has a push hook, and a push groove is formed between the push hook and the locking hook. 4. The novel snap lock according to claim 3, wherein a first rotating shaft is fixed on the bottom plate, the rotating block is connected to the first rotating shaft in rotation, and the first rotating shaft is sleeved There is a third spring, the third spring has a first spring hook and a second spring hook, the first spring hook is hooked on the push hook, and the second spring hook is hooked on the shell. 5. The novel spring lock according to any one of claims 1-4, wherein a second rotating shaft and a third rotating shaft are fixed on the base plate, and the third rotating shaft includes a riveting post, and The rotor is sheathed outside the riveting post, the middle part of the fixed block is rotatably connected to the second rotating shaft, and the lower end of the fixed block is rotatably connected to the riveting post. 6. The novel spring lock according to any one of claims 1-4, characterized in that, a rotating shaft is provided on the outer casing of the push rod. 7. The novel snap lock according to any one of claims 1-4, wherein a plurality of mounting plates are provided on the base plate, and a jack is respectively provided on the plurality of mounting plates, and the push rod is inserted into the jack middle. 8. The new spring lock according to any one of claims 1-4, characterized in that, the first clamping point has a first cut plane, and the second clamping point has a corresponding to the first cut plane. Second section. 9. The novel spring lock according to any one of claims 1-4, characterized in that, the buckle comprises a base plate, two vertical plates arranged on both sides of the base plate and parallel to each other, and connected to two A pulley between the ends of the vertical plates forming a shackle for the locking hook to hook in between the two vertical plates. 10. The novel snap lock according to any one of claims 1-4, characterized in that the micro switch has a contact piece.