阅读说明：本技术 锁舌传动装置及消防锁 (Spring bolt transmission device and fire-fighting lock ) 是由 李军 于 2020-07-22 设计创作，主要内容包括：本发明实施例公开了一种锁舌传动装置及消防锁,所述传动装置包括锁舌、第一缸体、第二缸体、导管、第一活塞、第二活塞、驱动机构,第一活塞、第二活塞分别设于第一缸体、第二缸体内,第一缸体和第二缸体通过导管相通,锁舌、驱动机构分别与第一活塞、第二活塞相连接,第一缸体、第二缸体、导管内填充有流体,驱动机构驱动第二活塞在第二缸体内运动,通过压强作用来带动与第一活塞连接的锁舌运动。本发明的锁舌部分和驱动机构可以分体设计,灵活安放,可以更加小巧玲珑,接近无声运行,可以提供更多的空间安放各种物联网技术构件。(The embodiment of the invention discloses a lock tongue transmission device and a fire-fighting lock, wherein the transmission device comprises a lock tongue, a first cylinder body, a second cylinder body, a guide pipe, a first piston, a second piston and a driving mechanism, the first piston and the second piston are respectively arranged in the first cylinder body and the second cylinder body, the first cylinder body and the second cylinder body are communicated through the guide pipe, the lock tongue and the driving mechanism are respectively connected with the first piston and the second piston, the first cylinder body, the second cylinder body and the guide pipe are filled with fluid, the driving mechanism drives the second piston to move in the second cylinder body, and the lock tongue connected with the first piston is driven to move under the action of pressure. The lock tongue part and the driving mechanism can be designed in a split mode, are flexibly arranged, can be smaller and exquisite, can run in a manner close to silence, and can provide more space for arranging various technical components of the Internet of things.)

1. The utility model provides a spring bolt transmission, including the spring bolt, its characterized in that still includes first cylinder body, the second cylinder body, the pipe, first piston, the second piston, actuating mechanism, first piston, the second piston is located in first cylinder body, the second cylinder body respectively, first cylinder body and second cylinder body communicate with each other through the pipe, the spring bolt, actuating mechanism are connected with first piston, second piston respectively, first cylinder body, the second cylinder body, the intussuseption of pipe are filled with fluid, actuating mechanism drives the second piston and moves in the second cylinder body, drive the spring bolt motion of being connected with first piston through the pressure effect.

2. The deadbolt mechanism of claim 1, wherein the drive mechanism comprises a rack, a pinion, and a motor assembly, the rack is connected to the second piston, the rack is formed with saw teeth corresponding to the pinion, and the pinion is engaged with the rack; the motor component is connected with the transmission gear and drives the transmission gear to rotate.

3. The deadbolt transmission of claim 1, wherein the first cylinder and the second cylinder are each provided with a stop portion, and the stop portions of the first cylinder and the second cylinder are each adapted to prevent the first piston and the second piston from being pushed out.

4. A fire-fighting lock, characterized by comprising the bolt transmission device according to any one of claims 1 to 3, an elastic member and an electromagnetic valve, wherein the electromagnetic valve is arranged in a conduit and is a normally open type electromagnetic valve; one end of the elastic element acts on the first piston, and the other end of the elastic element acts on the first cylinder body to provide restoring force for retraction of the lock tongue.

5. A fire fighting lock as defined in claim 4, further comprising a circuit board for controlling the drive mechanism and the solenoid valve, wherein the circuit board has integrated thereon: the driving module is electrically connected with the driving mechanism; the sensing module senses the locking and unlocking changes of the lock tongue; a switch circuit for controlling the opening and closing of the electromagnetic valve; the power supply module is used for supplying power; and the main control module is electrically connected with the driving module, the sensing module, the switch circuit and the power supply module.

Technical Field

The invention relates to the technical field of intelligent locks, in particular to a lock tongue transmission device and a fire-fighting lock.

Background

Most of the existing spring bolt mechanisms adopt a plurality of gears for transmission, the integrated linkage is realized, the positions of power (a motor) and a spring bolt are placed, the space processing capacity of a designer is tested, the design of a new lock is usually the problems of the positions and angles of the power and the spring bolt, the designer cannot take the right place, finally, the space is compromised, and the product is always out of the best.

Disclosure of Invention

The technical problem to be solved by the embodiment of the invention is to provide a bolt transmission device and a fire-fighting lock, which are convenient and flexible to place and convenient for structural design.

In order to solve the technical problem, an embodiment of the present invention provides a lock tongue transmission device, including a lock tongue, and further including a first cylinder, a second cylinder, a conduit, a first piston, a second piston, and a driving mechanism, where the first piston and the second piston are respectively disposed in the first cylinder and the second cylinder, the first cylinder and the second cylinder are communicated with each other via the conduit, the lock tongue and the driving mechanism are respectively connected with the first piston and the second piston, the first cylinder, the second cylinder, and the conduit are filled with a fluid, and the driving mechanism drives the second piston to move in the second cylinder, and drives the lock tongue connected with the first piston to move under the action of pressure.

Furthermore, the driving mechanism comprises a rack, a transmission gear and a motor assembly, the rack is connected with the second piston, sawteeth corresponding to the transmission gear are arranged on the rack, and the transmission gear is meshed with the rack; the motor component is connected with the transmission gear and drives the transmission gear to rotate.

Furthermore, the first cylinder body and the second cylinder body are respectively provided with a limiting part, and the limiting parts of the first cylinder body and the second cylinder body are respectively used for preventing the first piston and the second piston from being pushed out.

Correspondingly, the embodiment of the invention also provides a fire-fighting lock, which comprises the bolt transmission device, an elastic part and an electromagnetic valve, wherein the electromagnetic valve is arranged in the conduit and is a normally open type electromagnetic valve; one end of the elastic element acts on the first piston, and the other end of the elastic element acts on the first cylinder body to provide restoring force for retraction of the lock tongue.

Further, still include the circuit board of control actuating mechanism and solenoid valve, the integration has on the circuit board: the driving module is electrically connected with the driving mechanism; the sensing module senses the locking and unlocking changes of the lock tongue; a switch circuit for controlling the opening and closing of the electromagnetic valve; the power supply module is used for supplying power; and the main control module is electrically connected with the driving module, the sensing module, the switch circuit and the power supply module.

The invention has the beneficial effects that: the lock tongue part and the driving mechanism can be designed in a split mode, are flexibly arranged, can be smaller and exquisite, can run in a manner close to silence, and can provide more space for arranging various technical components of the Internet of things.

Drawings

Fig. 1 is a schematic structural view of a deadbolt mechanism according to an embodiment of the present invention.

Fig. 2 is a structural view of a fire lock according to an embodiment of the present invention.

Fig. 3 is a circuit diagram of a driving module according to an embodiment of the present invention.

Fig. 4 is a circuit diagram of a sensing module according to an embodiment of the invention.

Fig. 5 is a circuit diagram of a switching circuit of an embodiment of the present invention.

Fig. 6 is a circuit diagram of a power module of an embodiment of the invention.

Fig. 7 is a circuit diagram of a master control module according to an embodiment of the present invention.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application can be combined with each other without conflict, and the present invention is further described in detail with reference to the drawings and specific embodiments.

If directional indications (such as up, down, left, right, front, and rear … …) are provided in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the movement, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are only used for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.

Referring to fig. 1, the latch bolt transmission device according to the embodiment of the present invention includes a latch bolt 1, a first cylinder 2, a second cylinder 3, a conduit 4, a first piston 5, a second piston 6, and a driving mechanism.

The first piston 5 and the second piston 6 are respectively arranged in the first cylinder body 2 and the second cylinder body 3, and the first cylinder body 2 and the second cylinder body 3 are communicated through the guide pipe 4. The lock tongue 1 and the driving mechanism are respectively connected with a first piston 5 and a second piston 6. The first cylinder 2, the second cylinder 3, and the conduit 4 are filled with a fluid (the fluid is a gas or a liquid). The driving mechanism drives the second piston 6 to move in the second cylinder 3, the second piston 6 pushes fluid, and then the first piston 5 is pushed by pressure, so that the lock tongue 1 connected with the first piston 5 is driven to move. If the cross sectional area of the first cylinder 2 is half of the cross sectional area of the second cylinder 3, the pushing force of the first piston 5 to the bolt 1 is 1/2 of the pushing force of the driving mechanism to the second piston 6; the driving mechanism pushes the second piston 6 for a distance L, and then the first piston 5 pushes the bolt 1 for a distance 2L. The invention can flexibly adjust the proportion between the cross section area of the first cylinder body 2 and the cross section area of the second cylinder body 3 according to the requirement.

As an implementation mode, the driving mechanism comprises a rack 7, a transmission gear 8 and a motor assembly 9, the rack 7 is connected with the second piston 6, the rack 7 is provided with saw teeth corresponding to the transmission gear 8, and the transmission gear 8 is meshed with the rack 7; the motor assembly 9 is connected with the transmission gear 8 and drives the transmission gear 8 to rotate.

In one embodiment, the first cylinder 2 and the second cylinder 3 are each provided with a stopper 10, and the stoppers 10 of the first cylinder 2 and the second cylinder 3 prevent the first piston 5 and the second piston 6 from being pushed out, respectively.

The embodiment of the invention adopts a lever principle, so that the driving mechanism and the bolt 1 can be designed in a split manner, the first cylinder body 2 and the second cylinder body 3 can be respectively arranged at different positions, and the first cylinder body 2 and the second cylinder body 3 are connected through the guide pipe 4. In addition, the whole operation of the invention has only slight motor sound which is 70 percent less than the operation sound of the common lock.

Referring to fig. 1 to 7, a fire-fighting lock according to an embodiment of the present invention includes a bolt actuator, an elastic member 11, and a solenoid valve 12.

The electromagnetic valve 12 is arranged in the conduit, and the electromagnetic valve 12 is a normally open type electromagnetic valve; one end of the elastic element 11 acts on the first piston 5, and the other end acts on the first cylinder body 2 to provide restoring force for retraction of the bolt 1.

As an implementation mode, the fire-fighting lock further comprises a circuit board for controlling the driving mechanism and the electromagnetic valve 12, and the circuit board is integrated with: the driving module is electrically connected with the driving mechanism; the sensing module senses the locking and unlocking changes of the lock tongue 1; a switching circuit for controlling the opening and closing of the electromagnetic valve 12; the power supply module is used for supplying power; and the main control module is electrically connected with the driving module, the sensing module, the switch circuit and the power supply module. The drive module drives the motor assembly 9.

The fire-fighting lock can be automatically opened under the condition of power failure, is high in safety, does not need to be provided with an additional UPS (uninterrupted power supply), and is simple in structure and low in cost.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.