CN210884845U

CN210884845U - Safety door for elevator shaft

Info

Publication number: CN210884845U
Application number: CN201921985470.2U
Authority: CN
Inventors: 刘虎
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-18
Filing date: 2019-11-18
Publication date: 2020-06-30
Anticipated expiration: 2029-11-18

Abstract

The utility model discloses an elevator well emergency exit belongs to elevator protective apparatus technical field. The elevator shaft safety door comprises a protective door and a door frame, wherein the protective door is rotatably connected to the door frame through a hinge, a threaded hole is formed in the door frame, a first screw rod is connected to the thread hole in an internal thread manner, a handle is connected to the first screw rod and integrally formed with the first screw rod, a clamping plate is connected to the first screw rod in a threaded manner, a hinge seat is fixedly connected to the clamping plate, a third screw rod is rotatably connected to the hinge seat, a second screw rod corresponding to the third screw rod is fixedly connected to the door frame, the second screw rod is connected with the third screw rod through a nut sleeve in a threaded manner, a column groove is formed in the clamping plate, and a supporting block is connected to the column groove in an; the utility model discloses utilize lever principle, press from both sides tightly the doorframe, not only dismantle the convenience and can adjust at any time according to cavity thickness, swift high-efficient, the protecting effect is good.

Description

Safety door for elevator shaft

Technical Field

The utility model relates to an elevator protective apparatus technical field especially relates to elevator well emergency exit.

Background

Along with the rapid development of the society, the building industry rises rapidly, the construction speed of residential buildings is also improved year by year, the installation of an elevator is indispensable in the construction process of high-rise buildings, an elevator shaft is usually reserved in some buildings which are not installed with the elevator, for the sake of safety, a shaft opening is temporarily plugged by using a wood plate or a wood stick, and people are prevented from being out of order and falling into the shaft, but in the mode, in the actual use, the elevator is difficult to install and remove in the later period, even the surrounding walls are damaged, and when the wood plate or the wood stick is plugged, a large gap is left, so that certain potential safety hazards are caused to field constructors; therefore, an elevator shaft safety door which is convenient to install and dismantle and can play an effective protection role is needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects in the prior art and providing an elevator shaft safety door.

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

elevator well emergency exit, including guard gate and door frame, the guard gate passes through the hinge rotation and connects on the door frame, set up threaded hole on the door frame, screw hole internal thread is connected with first lead screw, be connected with the handle on the first lead screw and be integrated into one piece with first lead screw, threaded connection has splint on the first lead screw, the articulated seat of fixedly connected with on the splint, it is connected with the third lead screw to rotate on the articulated seat, fixedly connected with second lead screw that corresponds with the third lead screw on the door frame, the second lead screw passes through nut cover screw with the third lead screw and links to each other, the post groove has been seted up on the splint, the post inslot is connected with the supporting shoe.

Preferably, a spring is connected in the column groove, and two ends of the spring are respectively abutted against the inner wall of the column groove and the supporting block.

Preferably, a protective net is connected to the protective door.

Preferably, fluorescent pastes are pasted on the protective door and the door frame.

Preferably, the protective door is connected with a pin groove, the pin groove is connected with a pin shaft in a sliding mode, the pin shaft is connected with a locking plate, and the protective door is connected with a lock catch corresponding to the locking plate.

Preferably, a handle is connected to the protective door.

Preferably, the nut sleeve is connected with anti-skid threads.

Compared with the prior art, the utility model provides an elevator well emergency exit possesses following beneficial effect:

1. the elevator well safety door is characterized in that a door frame is fixed on the wall of an elevator well, specifically, a nut sleeve is rotated to enable a second screw rod and a third screw rod to be away from each other, so as to push a clamping plate to be away from the door frame, after a proper distance is reached, namely, the distance between the clamping plate and the door frame is slightly larger than the wall thickness of the elevator well, a supporting block is attached to the inner side of the wall, the door frame is placed on the outer side of the wall, a handle is rotated to enable the first screw rod to drive the other end of the clamping plate to be away from one side of the door frame, according to the lever principle, a hinged seat supported by the third screw rod serves as a fulcrum at the moment, the clamping plate is clamped inwards at one end of the supporting block, so that the door frame is fixed on a cavity, the supporting block can be subjected to the elastic force of a spring in a column groove in, the protection door can be closed or locked through the matching of the pin shaft and the pin groove, the installation and the disassembly are convenient, rapid, safe and reliable, the protection net connected on the protection door can observe the condition in the well at any time, the fluorescent sticker can prompt operating personnel, and the safety protection door is very humanized.

Drawings

Fig. 1 is a front view of an elevator shaft safety door according to the present invention;

fig. 2 is a left side view of the safety door of the elevator shaft according to the present invention;

fig. 3 is a top view of the safety door of the elevator shaft according to the present invention;

fig. 4 is a schematic structural diagram of a portion a in fig. 3 of an elevator shaft safety door provided by the present invention.

In the figure: 1. a protective door; 101. a door frame; 102. a protective net; 1021. a hinge; 103. fluorescent paste; 104. a handle; 1041. locking; 105. a pin shaft; 1051. a locking plate; 106. a pin slot; 107. a threaded hole; 108. a nut sleeve; 1081. a second lead screw; 1082. a third screw rod; 2. a handle; 201. a first lead screw; 3. a splint; 301. a column groove; 3011. a spring; 302. a support block; 303. a hinged seat.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example (b):

referring to fig. 1-4, the elevator hoistway safety door comprises a protective door 1 and a door frame 101, wherein the protective door 1 is rotatably connected to the door frame 101 through a hinge 1021, a threaded hole 107 is formed in the door frame 101, a first lead screw 201 is connected to the threaded hole 107 in a threaded manner, a handle 2 is connected to the first lead screw 201 and is integrally formed with the first lead screw 201, a clamping plate 3 is connected to the first lead screw 201 in a threaded manner, a hinged seat 303 is fixedly connected to the clamping plate 3, a third lead screw 1082 is rotatably connected to the hinged seat 303, a second lead screw 1081 corresponding to the third lead screw 1082 is fixedly connected to the door frame 101, the second lead screw 1081 is connected to the third lead screw 1082 through a nut sleeve 108 in a threaded manner, a column groove 301 is formed in the clamping plate 3.

The column groove 301 is internally connected with a spring 3011, and two ends of the spring 3011 respectively abut against the inner wall of the column groove 301 and the supporting block 302.

The protective door 1 is connected with a protective net 102.

Fluorescent stickers 103 are adhered to both the protective door 1 and the door frame 101.

The protective door 1 is connected with a pin groove 106, a pin shaft 105 is connected in the pin groove 106 in a sliding mode, a locking plate 1051 is connected to the pin shaft 105, and a lock catch 1041 corresponding to the locking plate 1051 is connected to the protective door 1.

The protective door 1 is connected with a handle 104.

The nut sleeve 108 is connected with anti-skid grains.

The working principle is as follows: in the utility model, the door frame 101 is fixed on the wall of the elevator shaft, specifically, the nut sleeve 108 is rotated to make the second screw rod 1081 and the third screw rod 1082 be away from each other, and further to push the clamping plate 3 to be away from the door frame 101, after reaching a suitable distance, namely the distance between the clamping plate 3 and the door frame 101 is slightly larger than the wall thickness of the elevator shaft, the supporting block 302 is pasted on the inner side of the wall, the door frame 101 is placed on the outer side of the wall, the handle 2 is rotated to make the first screw rod 201 drive the other end of the clamping plate 3 to be away from one side of the door frame 101, according to the lever principle, the hinged seat 303 supported by the third screw rod 1082 is used as a fulcrum at the moment, the clamping plate 3 is clamped inwards at one end of the supporting block 302, thereby fixing the door frame 101 on the cavity, here, the supporting block 302 can receive the elastic force of the spring 3011 in the column, the door frame 101 cannot be directly collapsed due to vibration, after the installation is finished, the protective door 1 can be closed or locked through the matching of the pin shaft 105 and the pin groove 106, the installation and the disassembly are convenient, rapid, safe and reliable, the protective net 102 connected to the protective door 1 can observe the condition in a well at any time, and the fluorescent sticker 103 can prompt operating personnel and is extremely humanized.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The elevator hoistway safety door comprises a protective door (1) and a door frame (101), wherein the protective door (1) is rotatably connected to the door frame (101) through a hinge (1021), and is characterized in that a threaded hole (107) is formed in the door frame (101), a first lead screw (201) is in threaded connection with the threaded hole (107), a handle (2) is connected to the first lead screw (201) and is integrally formed with the first lead screw (201), a clamping plate (3) is in threaded connection with the first lead screw (201), a hinge seat (303) is fixedly connected to the clamping plate (3), a third lead screw (1082) is rotatably connected to the hinge seat (303), a second lead screw (1081) corresponding to the third lead screw (1082) is fixedly connected to the door frame (101), the second lead screw (1081) is in threaded connection with the third lead screw (1082) through a nut sleeve (108), and a column groove (301) is formed in the clamping plate (3), and a supporting block (302) is connected in the column groove (301).

2. The safety door for the elevator shaft according to claim 1, wherein a spring (3011) is connected in the column groove (301), and two ends of the spring (3011) respectively abut against the inner wall of the column groove (301) and the supporting block (302).

3. An elevator shaft safety door according to claim 1, characterized in that a protective screen (102) is connected to the protective door (1).

4. The safety door for the elevator shaft according to claim 3, characterized in that fluorescent sticker (103) is pasted on both the protective door (1) and the door frame (101).

5. The safety door for the elevator shaft according to claim 4, characterized in that a pin groove (106) is connected to the protective door (1), a pin shaft (105) is slidably connected to the pin groove (106), a locking plate (1051) is connected to the pin shaft (105), and a lock catch (1041) corresponding to the locking plate (1051) is connected to the protective door (1).

6. An elevator shaft safety door according to claim 5, characterized in that a handle (104) is attached to the protection door (1).

7. The elevator hoistway security door of claim 1 wherein anti-slip threads are attached to the nut sleeve (108).