CN211173439U

CN211173439U - Automatic locking device for office building door entrance guard

Info

Publication number: CN211173439U
Application number: CN201921759598.7U
Authority: CN
Inventors: 刘建伟
Original assignee: Zhongda Yongxin Information Technology Co ltd
Current assignee: Zhongda Yongxin Information Technology Co ltd
Priority date: 2019-10-21
Filing date: 2019-10-21
Publication date: 2020-08-04
Anticipated expiration: 2029-10-21

Abstract

The utility model discloses an automatic locking device for office building door entrance guard, which comprises a switch door, a locking device and a rotating device, wherein the switch door is arranged at the right side of the locking device, and the rotating device is arranged below the switch door; locking device includes first cylinder, fly leaf and carriage release lever, first cylinder end is provided with first fixed block, first cylinder end and first fixed block swing joint, the fly leaf includes board one and board two, board one passes bolt fixed connection with board two, board one is provided with the arc hole, board two is provided with the right angle hole, right angle hole right angle department is provided with the round hole. The utility model discloses carry out automatic locking to entrance guard's switch door, prevent not hard up.

Description

Automatic locking device for office building door entrance guard

Technical Field

The utility model belongs to the technical field of entrance guard locking, concretely relates to automatic locking device of office's door entrance guard.

Background

The door is a door commonly used by people in various places, so that the alertness of people is enhanced, and the safety performance is improved. However, in the working process of opening and closing the door of the entrance guard, the door may be loosened and infirm, the requirements of people cannot be well met, and in order to achieve an ideal effect, the automatic locking device for the entrance guard of the office building door is provided for locking and preventing looseness.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides an automatic locking device of office's building door entrance guard can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an automatic locking device for a case handling building door entrance guard comprises a switch door, a locking device and a rotating device, wherein the switch door is arranged on the right side of the locking device, and the rotating device is arranged below the switch door; the locking device comprises a first air cylinder, a movable plate and a moving rod, wherein a first fixed block is arranged at the tail end of the first air cylinder, the tail end of the first air cylinder is movably connected with the first fixed block, the movable plate comprises a first plate and a second plate, the first plate and the second plate are fixedly connected through bolts, the first plate is provided with an arc-shaped hole, the second plate is provided with a right-angle hole, and a round hole is formed in the right-angle position of the right-angle hole; the fly leaf is arranged in to the carriage release lever inside, carriage release lever one side left side is provided with first circle, and the corresponding surface left side is provided with the second circle, the second circle is held swing joint with first cylinder drive, the right-angle hole and arc hole are arranged respectively in to the first circle and the second circle, the carriage release lever right-hand member is provided with two spacing heads.

Preferably, rotating device includes second cylinder, supporting shoe, gear, rack and transmission shaft, the second cylinder end is provided with the second fixed block, terminal and the second fixed block fixed connection of second cylinder, rack one end is connected to second cylinder transmission end, the rack is connected with gear engagement, be provided with the recess on the gear, the supporting shoe welding has the elliptical plate, elliptical plate upper portion is equipped with the pulley through the pivot connection, the pulley is arranged in the recess, transmission shaft one end is connected the gear, and one end has cup jointed the pipe, pipe one side welding switch door, the transmission shaft runs through elliptical plate lower part and supporting shoe.

Preferably, two limiting holes are formed in the right side of the switch door.

Preferably, the movable plate is L-shaped.

Preferably, the radius of the circular hole is the same as the radius of the second circular body.

Compared with the prior art, the utility model discloses following beneficial effect has: this automatic locking device of office's door entrance guard rotates the back through rotating device control switch door, utilizes locking device's work, through the spacing head, will close the state the switch door fixed, prevents not hard up, whole device easy operation, convenience, effectual solution is to opening the insecure problem of closing the door.

Drawings

FIG. 1 is a schematic view of the overall structure of an automatic locking device for office door entrance guard of the present invention;

FIG. 2 is a schematic structural view of the locking device of the present invention;

fig. 3 is a schematic structural view of the back side of the locking device of the present invention;

fig. 4 is a schematic structural view of the rotating device of the present invention.

Fig. 5 is a schematic view of the structure of the moving rod of the present invention.

In the figure: 1. opening and closing the door; 2. a locking device; 201. a movable plate; 2011. a first plate; 2012. a second plate; 2013. an arc-shaped hole; 2014. a right-angle hole; 2015. a circular hole; 202. a first cylinder; 203. a first fixed block; 204. a travel bar; 2041. a first round body; 2042. a second round body; 2043. a limiting head; 3. a rotating device; 301. a circular tube; 302. a support block; 303. a gear; 304. a rack; 305. a second cylinder; 306. a second fixed block; 307. a groove; 308. a pulley; 309. an elliptical plate; 310. a drive shaft; 4. and a limiting hole.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that this description is intended to be exemplary, and not to limit the scope of the invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-5, the utility model provides an automatic locking device of office door entrance guard, including switch door 1, locking device 2 and rotating device 3, switch door 1 is arranged in the right side of locking device 2, rotating device 3 is arranged below switch door 1, locking device 2 includes first cylinder 202, movable plate 201 and movable rod 204, first cylinder 202 end is provided with first fixed block 203, first cylinder 202 end is movably connected with first fixed block 203, movable plate 201 includes first 2011 and second 2012, first 2011 and second 2012 pass through bolt fixed connection, first 2011 is provided with arc hole 2013, second 2012 is provided with right angle hole 2014, right angle department of right angle hole 2014 is provided with round hole 2015, movable rod 204 is arranged in movable plate 201, one side left side of movable rod 204 is provided with first circular 2041, opposite side left side of corresponding surface is provided with second circular 2042, second circular 2042 and first cylinder 202 end are movably connected with drive body 2041, the first circular drive body 2041 and second cylinder 202 end is provided with a second circular gear rack 304, the second circular drive shaft 2043 is connected with a gear rack 304, a second cylinder 304, a second circular drive shaft 2043 is provided with a gear 304, a second cylinder 305 and a gear rack 304, a second cylinder 305 is connected with a gear 304, a second cylinder 302, the upper end is connected with a gear rack 304, the second cylinder 305 and a gear 304, the second cylinder 305 is provided with a gear 304, the second cylinder 305 and a gear 304, the second cylinder 302, the upper end is connected with the second cylinder 302, the two cylinder 305 and a gear 120 is connected with the two cylinder 302, the two cylinder 305 and a gear drive shaft.

When the door opening and closing device is used, as shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, when the door opening and closing device 1 is in a closed state, the right end of the rack 304 is meshed with the gear 303, the tail end of the second cylinder 305 is fixedly connected with the second fixed block 306 through a bolt, the transmission end of the second cylinder 305 is connected with the right end of the rack 304, the power end of the second cylinder 305 moves rightwards, the rack 304 is pulled to move rightwards, the gear 303 meshed and connected with the rack is rotated clockwise, the transmission shaft 310 penetrating through the lower ends of the supporting block 302 and the elliptical plate 309 rotates along with the rotation of the support block and the elliptical plate 309, the door opening and closing device 1 welded on the circular tube 301 is driven to rotate, and accordingly the door opening and closing 1 is opened, the pulley 308 connected with the upper end of the elliptical plate 309 through the.

When the switch door 1 is opened, the locking device 2 works simultaneously, the first cylinder 202 is movably connected with the first fixing block 203 through a bolt, so that the first cylinder 202 can rotate freely, the power end of the first cylinder 202 is movably connected with the first round body 2041, the first cylinder 202 works to drive the first round body 2041 to move on the arc-shaped hole 2013, the second round body 2042 moves on the right-angle hole 2014, when the second round body 2041 moves upwards to a right-angle position and enters the round hole 2015, the moving rod 204 rotates to a horizontal direction from a vertical direction by taking the second round body 2041 as a circle center, and then the moving rod 204 is continuously pushed to enable the limiting head 2043 to be inserted into the limiting hole 4 arranged on the switch door 1, so that the switch door 1 is fixed; the movable plate 201 is composed of a first 2011 and a second 2012 plate, the first 2011 and the second 2013 plate are fixedly connected through a bolt, the distance between the two plates is slightly larger than the thickness of the moving rod 204, the moving plate 204 is guaranteed to move between the two plates, the first round body 2041 and the second round body 2042 which are arranged on the moving rod 204 are both arranged on the left side of the moving rod 204, the first round body 2041 is arranged on the right side of the first round body 2042, the distance between the first round body 2041 and the second round body 2042 is set, and the first round body 2041 and the first round body 2042 can normally slide on the arc-shaped hole 2013 and the right-angle hole 2014 respectively.

The utility model discloses a control mode comes automatic control through the controller, and the control circuit of controller can realize through the simple programming of technical staff in this field, belongs to the common general knowledge in this field, and the utility model discloses mainly be used for protecting mechanical device, so the utility model discloses no longer explain control mode and circuit connection in detail.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Accordingly, all changes and modifications that come within the scope and range of the invention, or the equivalence of such scope and range, are desired to be protected.

Claims

1. An automatic locking device for office building door access control is characterized by comprising a switch door (1), a locking device (2) and a rotating device (3), wherein the switch door (1) is arranged on the right side of the locking device (2), and the rotating device (3) is arranged below the switch door (1); the locking device (2) comprises a first air cylinder (202), a movable plate (201) and a movable rod (204), a first fixing block (203) is arranged at the tail end of the first air cylinder (202), the tail end of the first air cylinder (202) is movably connected with the first fixing block (203), the movable plate (201) comprises a plate I (2011) and a plate II (2012), the plate I (2011) is fixedly connected with the plate II (2012) through bolts, the plate I (2011) is provided with an arc-shaped hole (2013), the plate II (2012) is provided with a right-angle hole (2014), and a round hole (2015) is arranged at the right angle of the right-angle hole (2014); inside fly leaf (201) is arranged in carriage release lever (204), carriage release lever (204) one side left side is provided with first circle (2041), and the corresponding surface left side is provided with second circle (2042), second circle (2042) and first cylinder (202) transmission end swing joint, right angle hole (2014) and arc hole (2013) are arranged respectively in first circle (2041) and second circle (2042), carriage release lever (204) right-hand member is provided with two spacing heads (2043).

2. The automatic locking device for office door entrance guard according to claim 1, wherein the rotating device (3) comprises a second cylinder (305), a supporting block (302), a gear (303), a rack (304) and a transmission shaft (310), a second fixing block (306) is arranged at the tail end of the second cylinder (305), the tail end of the second cylinder (305) is fixedly connected with the second fixing block (306), the transmission end of the second cylinder (305) is connected with one end of the rack (304), the rack (304) is meshed with the gear (303), a groove (307) is formed in the gear (303), an elliptical plate (309) is welded on the supporting block (302), a pulley (308) is connected to the upper portion of the elliptical plate (309) through a rotating shaft, the pulley (308) is arranged in the groove (307), one end of the transmission shaft (310) is connected with the gear (303), one end is sleeved with a round pipe (301), one side of the round pipe (301) is welded with the switch door (1), and the transmission shaft (310) penetrates through the lower part of the elliptical plate (309) and the supporting block (302).

3. The automatic locking device for office building door entrance guard according to claim 1, characterized in that two limiting holes (4) are arranged on the right side of the switch door (1).

4. An automatic locking device for office door entrance guard according to claim 1, characterized in that the movable plate (201) is shaped like L.

5. An automatic locking device for office door entrance guard according to claim 1, characterized in that the radius of the round hole (2015) is the same as the radius of the second round body (2042).