CN211115718U

CN211115718U - Electric rolling gate bottom beam self-locking device

Info

Publication number: CN211115718U
Application number: CN201921424976.6U
Authority: CN
Inventors: 乔国富; 乔耀庆
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-30
Filing date: 2019-08-30
Publication date: 2020-07-28
Anticipated expiration: 2029-08-30

Abstract

The bottom beam self-locking device for electric rolling gate consists of hollow inner beam and outer n-shaped beam, the inner beam has cam locking hooks with locking hooks extending beyond the two ends of the inner beam and the other side with locking hook control hole. The two surfaces of the two ends of the inner beam are respectively and correspondingly provided with a guide hole in the vertical direction corresponding to the position of the lock hook control hole. The lower parts of the two ends of the outer beam are fixedly connected with lock hook control rods which respectively penetrate through the guide holes and the lock hook control holes. The ground lock can effectively replace various existing ground locks of the rolling door with complex structure, high cost, multiple operation faults and poor reliability, and can synchronously and automatically operate with the electric rolling door, thereby not only enhancing the strength of the bottom beam of the electric rolling door, but also saving the capital investment and labor cost for installing the ground lock. The locking device has the advantages of very simple structure, low cost, convenient construction, stable performance, flexible operation, high reliability, high locking strength, easy popularization and use, wide application range and the like.

Description

Electric rolling gate bottom beam self-locking device

Technical Field

The utility model relates to an improvement of the tool to lock structure that uses on the shutter door, an electronic shutter door floorbar self-lock device specifically says so.

Background

At present, the electric rolling gate is widely applied to various places such as shops, banks, garages, markets, hospitals, industrial and mining enterprises and the like. In order to improve the anti-theft and anti-prying performance of the electric rolling door, particularly the electric rolling door used in shops and banks, a ground lock matched with a component arranged under the ground is mostly arranged, and the electric rolling door is further closed so as to prevent the door from being pried open from the bottom of the electric rolling door. However, the ground lock cannot be synchronously and automatically matched with the electric rolling door to operate, and the ground lock needs to be manually locked after the rolling door is closed; before the rolling door is opened, the ground lock is manually opened, and then the rolling door is opened. It often happens that: people forget to lock the ground lock after closing the rolling door, so that potential safety hazards are formed; also someone forgets to open the ground lock and just starts the shutter door earlier, leads to shutter door and ground lock to drag each other, makes electronic shutter door or ground lock damage, causes economic loss. The applicant's "automatic lock of electric roller shutter door floorbar" utility model patent, though the above-mentioned problem has been solved effectively, still has the structure relatively complicated, with high costs, defect such as construction inconvenience.

Disclosure of Invention

The utility model aims at the aforesaid not enough, provide a simple structure, with low costs, construction convenience, locking intensity height, the nimble reliable electronic shutter door floorbar self-lock device of operation.

Realize the utility model discloses the technical scheme of purpose is: the self-locking device for the bottom beam of the electric rolling gate is formed by combining a hollow inner beam with the length being the same as the width of the rolling gate and an n-shaped outer beam buckled on the inner beam, and is characterized in that cam type lock hooks with lock hooks capable of extending out of two ends of the inner beam are symmetrically and movably connected inside two ends of the inner beam, and lock hook control holes are formed in the other side of each cam type lock hook; the positions of two surfaces of two ends of the inner beam, which correspond to the control holes of the lock hooks, are respectively and correspondingly provided with guide holes in the vertical direction; the lower parts of the two ends of the outer beam are fixedly connected with lock hook control rods which respectively penetrate through the guide holes and the lock hook control holes; the upper part of the outer beam is fixedly connected with an arc-shaped door sheet connecting plate movably connected with a door sheet of the rolling door.

In order to ensure that the lock hook control rod runs flexibly, reliably and stably in the guide hole of the inner beam and the lock hook control hole of the cam type lock hook, a lock hook control rod sleeve is movably connected to the periphery of the lock hook control rod.

When in use, the arc-shaped door leaf connecting plate on the outer beam is utilized to connect the bottom beam self-locking device of the electric rolling gate with the door leaf at the lowest part of the electric rolling gate. When the electric rolling gate is in the door opening position, the inner beam falls down by self weight, the lock hook control rods on the outer beam are respectively positioned at the upper ends of the guide holes, and the lock hooks on the cam type lock hooks are respectively positioned in the two ends of the inner beam. When the electric rolling gate is lowered to the door closing position at the ground, the outer beam moves downwards after the inner beam is contacted with the ground, so that the lock hook control rods on the outer beam respectively fall to the lower end from the upper end of the guide hole, and simultaneously, the cam type lock hooks at the two ends of the inner beam are driven to respectively rotate towards the outer parts of the two ends of the inner beam, so that the lock hooks on the cam type lock hooks respectively extend out of the two ends of the inner beam and are inserted into the corresponding door frame lock holes on the door frames at the two sides, and the electric rolling gate is locked below. When the electric rolling gate is opened, the electric rolling gate ascends to lift the outer beam, so that the lock hook control rods on the outer beam are respectively lifted to the upper ends from the lower ends of the guide holes, and simultaneously, the cam-type lock hooks at the two ends of the inner beam are driven to respectively rotate towards the inner part of the inner beam, so that the lock hooks on the cam-type lock hooks respectively exit from the lock holes of the door frame and enter the inner parts at the two ends of the inner beam, and the electric rolling gate is opened.

In order to ensure that the electric rolling shutter door has better sealing with the ground when closed, the lower part of the inner beam can be also provided with a sealing strip placing groove, and a sealing strip is placed in the sealing strip placing groove.

The utility model discloses can select raw and other materials such as current steel sheet and general machine parts to adopt conventional technology processing preparation, implement easily. When the electric rolling gate works, the cam type lock hook is driven to rotate by utilizing the relative motion of the inner beam and the outer beam, so that the lock hook extends out and retracts, and the opening and closing of the electric rolling gate are realized. The novel electric rolling door lock can effectively replace various rolling door ground locks with complex structure, high cost, multiple operation faults and poor reliability, can synchronously and automatically operate with an electric rolling door, and has the advantages of unique design, very simple structure, low cost, light weight, convenience in construction, high locking strength, flexibility and reliability in operation, easiness in popularization and use, wide application range and the like.

Drawings

Fig. 1 is a schematic view of a partial sectional structure of an embodiment of the present invention in an open state.

FIG. 2 is a schematic view, partially in section, of the embodiment of FIG. 1 in a closed door state.

Fig. 3 is a schematic diagram of the structure in the left-hand direction in fig. 2.

Fig. 4 is a schematic view of the embodiment of fig. 1 in an operating state mounted on an electric rolling door.

In the figure: 1 inner beam, 1.1 guide hole, 2 outer beam, 3 cam type lock hook, 3.1 lock hook, 3.2 lock hook control hole, 4 lock hook control rod, 5 door leaf connecting plate, 6 lock hook control rod sleeve, 7 sealing strip placing groove and 8 sealing strip; 0 electric rolling gate, 01 door frame, 02 door frame lockhole.

Detailed Description

The invention is further described with reference to the figures and the examples given below.

Referring to the attached drawings, the bottom beam self-locking device of the electric rolling gate is formed by combining a hollow inner beam 1 with the same length as the width of the rolling gate and a Pi-shaped outer beam 2 buckled on the inner beam (the inner beam and the outer beam can be clearly distinguished on the drawing, and the widths of the inner beam and the outer beam are different in the attached drawings).

Cam type lock hooks 3 which are rotationally connected by taking the a as the center are symmetrically arranged in the two ends of the inner beam respectively, lock hooks 3.1 on the cam type lock hooks can extend out of the two ends of the inner beam, and lock hook control holes 3.2 in the radial direction of the a are formed in the other side of each cam type lock hook. The positions of two surfaces of two ends of the inner beam corresponding to the control holes of the lock hooks are respectively and correspondingly provided with a guide hole 1.1 in the vertical direction. The lower part of inner beam is equipped with sealing strip standing groove 7, places sealing strip 8 in the sealing strip standing groove.

The lower parts of the two ends of the outer beam are fixedly connected with latch hook control rods 4 which respectively penetrate through the guide holes, the latch hook control holes and the guide holes, and latch hook control rod sleeves 6 are movably connected to the peripheries of the latch hook control rods. The upper part of the outer beam is fixedly connected with an arc-shaped door sheet connecting plate 5 which is movably connected with the door sheet of the rolling door.

The utility model discloses the applicant implements this kind of electronic shutter door floorbar self-lock device according to above-mentioned embodiment, utilizes the arc door leaf connecting plate above the outer beam, will the utility model discloses be connected with the door leaf below the electronic shutter door, replace the original floorbar of electronic shutter door.

Through inside demonstration of trying on, the installation the utility model discloses an electronic shutter door 0, when electronic shutter door shut down to the ground (refer to figure 2 and figure 4 lower part), the outer roof beam moves down behind the inner beam contact ground, the lower extreme falls to from the upper end of guiding hole respectively to the latch hook control lever on making the outer roof beam, the cam lock hook that drives the inner beam both ends simultaneously rotates to the inner beam outside respectively, the latch hook that makes on the cam lock hook stretches out the inner beam both ends respectively, insert in the door frame lockhole 02 that corresponds the setting on the door frame of both sides, thereby pin electronic shutter door below.

When the electric rolling gate is opened, the electric rolling gate ascends to lift the outer beam (refer to the upper part of attached drawing 1 and attached drawing 4), so that the lock hook control rods on the outer beam are respectively lifted from the lower end to the upper end of the guide hole, and simultaneously, the cam type lock hooks at the two ends of the inner beam are respectively driven to rotate towards the inner part of the inner beam, so that the lock hooks on the cam type lock hooks respectively exit from the lock holes of the door frame and enter the inner part of the inner beam, and the electric.

Compare with current traditional ground lock, the utility model discloses the structure is very simple, with low costs, stable performance, the operation is nimble convenient, the reliability is high, pins from following automatically after electronic shutter door closes, opens automatically when electronic shutter door is opened, and operating personnel can not be for when opening ground lock or pin ground lock and worry vexation. The electric rolling gate provided with the electric rolling gate bottom beam self-locking device not only enhances the strength of the electric rolling gate bottom beam, but also saves the capital investment, labor cost and the like of the installation ground lock, and has good trial effect.

Claims

1. The utility model provides an electronic shutter door floorbar self-lock device, constitutes by the combination of hollow inner beam and the pi shape outer beam of buckleing dress on the inner beam that length and shutter door width are the same, its characterized in that: cam type lock hooks which can extend out of the two ends of the inner beam are symmetrically and movably connected inside the two ends of the inner beam, and lock hook control holes are formed in the other sides of the cam type lock hooks; the positions of two surfaces of two ends of the inner beam, which correspond to the control holes of the lock hooks, are respectively and correspondingly provided with guide holes in the vertical direction; the lower parts of the two ends of the outer beam are fixedly connected with lock hook control rods which respectively penetrate through the guide holes and the lock hook control holes; the upper part of the outer beam is fixedly connected with an arc-shaped door sheet connecting plate movably connected with a door sheet of the rolling door.

2. The self-locking device for the bottom beam of the electric rolling gate according to claim 1, characterized in that: the periphery of the lock hook control rod is movably connected with a lock hook control rod sleeve.

3. The self-locking device for the bottom beam of the electric rolling gate according to claim 1, characterized in that: and a sealing strip placing groove is arranged at the lower part of the inner beam, and a sealing strip is placed in the sealing strip placing groove.