revolving door
A door stopper and door body technology, which is applied in the arrangement of wing leaves, fastening devices of wing leaves, buildings, etc., can solve the problems of easy oil leakage and high sealing performance requirements, and achieve the effect of avoiding oil leakage, reducing costs and opening doors Good results
Active Publication Date: 2019-07-05
杭州弘顺人防设备有限公司
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Problems solved by technology
[0005] The purpose of the present invention is to improve a door that can be opened and closed by rotating, so as to solve the problems in the prior art that the door suction column is turned over through the hydraulic circuit, and the sealing performance of each component in the hydraulic circuit is required to be high and oil leakage is easy
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[0019] An embodiment of a revolving door is Figure 1~6 Shown: comprise door body 8, door body is provided with rotating connection structure 13, when in use, need to install door frame 10 on body of wall 11, door body 8 is installed on the door frame 10 by rotation connection structure 13 rotation.
[0020] The rear side of the door body 8 is rotated with a door suction post 1, and the door suction post 1 has a vertical position and a horizontal position during the rotation process. image 3 The dotted line in the middle indicates the door suction column in the down position. There is a door suction column accommodation groove 2 on the rear side of the door body. The vertical door suction column 1 can be accommodated in the door suction column accommodation groove. The door suction column 1 and the door body 8 There is a spring for the door suction post, which is used to apply elastic force to the door suction post to force the door suction post to turn from the vertical posi...
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The invention relates to a door capable of realizing rotation opening and closing. The door comprises a door body provided with a door stopper column; a door stopper column spring is arranged betweenthe door stopper column and the door body; a stopping half shaft is arranged on the door body in a rotation manner; the door stopper column comprises a door stopper column main body; a door stopper column stopping edge is arranged on the door stopper column main body and stretches along a door stopper column rotation axis direction; the door stopper column stopping edge comprises a fixed stoppingedge fixedly arranged on the door stopper column main body, and a movable stopping edge connected with the fixed stopping edge through hinge joint; the adjacent end surfaces of the movable stopping edge and the fixed stopping edge are pressed against each other; in rotation process of the stopping half shaft, the stopping half shaft is capable of immobilizing the door stopper column at a verticalstopping position and a release position; the door body is provided with a control circuit; the control circuit comprises an electromagnet used for driving the stopping half shaft to rotate from the stopping position to the release position, and a battery used for providing the electromagnet with electricity; the control circuit also comprises two switch contacts, wherein one switch contact is arranged on a door body rotation connection structure, and the other switch contact is arranged on a doorframe rotation connection structure.
Description
technical field [0001] The invention relates to a rotary opening and closing door. Background technique [0002] The door is a common part in people's daily life. The existing door is such as the "safety minimalist door" disclosed in Chinese patent CN106050029B. The safety minimalist door includes a door body. The rotating shaft and the door frame are provided with a rotating sleeve that cooperates with the rotating shaft. One of the rotating shaft and the rotating sleeve is a rotating connection structure for the door body, and the other is a rotating connecting structure for the door body. A catheter is arranged inside the door, one end of the catheter is connected to the liquid storage cylinder, and the other end is connected to the lifting cylinder. The liquid storage cylinder includes an outer cylinder and a piston plate. The outer cylinder is fixed on the door frame, and the piston plate is fixedly connected to the door body. The lifting cylinder is fixed at the botto...
Claims
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IPC IPC(8): E05C17/56E06B3/36
CPCE05C17/56E06B3/36
Inventor 李晓丽
Owner 杭州弘顺人防设备有限公司