CN217300259U

CN217300259U - Safety door protection mechanism

Info

Publication number: CN217300259U
Application number: CN202221022448.XU
Authority: CN
Inventors: 李春艳; 王乃辉; 马志强; 张建强
Original assignee: Weifang City Water Supply Co Ltd
Current assignee: Weifang City Water Supply Co Ltd
Priority date: 2022-04-29
Filing date: 2022-04-29
Publication date: 2022-08-26
Anticipated expiration: 2032-04-29

Abstract

The utility model discloses an emergency exit protection mechanism relates to the emergency exit protection technology field, including bearing frame, pin and locking mechanism, the bearing frame is connected with the plug bush through the bearing rotation, the pin includes integrated into one piece's axial region and pin portion, the bottom of axial region is equipped with the polygon prism jack, the axial region is pegged graft in the plug bush, the outside of axial region is equipped with the lug, the plug bush inner wall is equipped with the spout that matches with the lug card; locking mechanism includes the connecting seat, lift post and spring, the connecting seat can be dismantled and connect in the bearing frame, be equipped with the slide opening on the connecting seat, be equipped with the lift post in the slide opening, lift post middle part is equipped with the slider, slider sliding connection is in the slide opening, the port of slide opening all is equipped with spacing piece and lower spacing piece, the top of lift post is for inserting the many prism end of joining in marriage with many prism jack, the bottom of lift post is equipped with the handle, the spring is located the slide opening, and cup joint on the lift post, spring elastic support is under between spacing and the slider. The utility model discloses convenient to use, barrier propterty is stable.

Description

Safety door protection mechanism

Technical Field

Relate to emergency exit protection technical field, in particular to emergency exit protection machanism.

Background

The use quantity of emergency exit is more in the factory building, and along with the ageing of emergency exit, the locking means of emergency exit can be out of order, leads to the door leaf problem of falling of emergency exit, causes the incident easily.

Disclosure of Invention

To above defect, the utility model aims at providing an emergency exit safeguard mechanism aims at solving among the prior art emergency exit security performance not enough technical problem.

In order to solve the technical problem, the technical scheme of the utility model is that:

a safety door protection mechanism comprises a bearing seat, a stop lever and a locking mechanism, wherein the bearing seat is rotatably connected with an insertion sleeve through a bearing, the stop lever comprises a shaft part and a stop lever part which are integrally formed, the bottom end of the shaft part is provided with a polygonal-prism-shaped jack, the shaft part is inserted in the insertion sleeve, the outer side of the shaft part is provided with a convex block, and the inner wall of the insertion sleeve is provided with a sliding groove which is clamped with the convex block;

locking mechanism includes the connecting seat, lift post and spring, the connecting seat can be dismantled and connect in the bearing frame, be equipped with the slide opening on the connecting seat, be equipped with the lift post in the slide opening, lift post middle part is equipped with the slider, slider sliding connection is in the slide opening, the port of slide opening all is equipped with last stopper and lower stopper that is used for spacing slider, the top of lift post is for inserting the many prism end of joining in marriage with many prism jack, the bottom of lift post is equipped with the handle, the spring is located the slide opening, and cup joint on the lift post, spring elastic support is under between stopper and the slider.

Wherein, the top of the multi-prism end is conical.

Wherein, the shaft part is externally provided with a baffle ring which is pressed against the top of the plug bush.

Wherein, the bottom of the baffle ring is provided with a magnet block which can be adsorbed on the top of the plug bush.

The end face of the outer ring of the bearing is provided with a dial, the outer side of the baffle ring is provided with a pointer, and the pointer and the baffle rod part are vertically arranged in a right-to-vertical mode.

Wherein, the pin is sleeved with a flexible layer.

Wherein, be equipped with the screw thread section on the lift post, the slider spiro union is on the screw thread section.

After the technical scheme is adopted, the beneficial effects of the utility model are that:

the utility model discloses a rotate the axial region for pin portion presses on the track of emergency exit, forms the effective protection to the emergency exit whereabouts, and the axial region can effectual locking after rotating, convenient to use, and barrier propterty is stable.

Drawings

Fig. 1 is a schematic perspective view of a safety door protection mechanism of the present invention;

figure 2 is an exploded view of a safety door guard mechanism of the present invention;

fig. 3 is a sectional view of a three-dimensional structure of the safety door protection mechanism of the present invention.

In the figure, a bearing seat 1, a bearing 10, a dial 100, a plug bush 11, a sliding groove 110, a shaft part 20, a polygonal prism jack 200, a convex block 201, a baffle ring 202, a magnet block 203, a pointer 204, a baffle rod part 21, a flexible layer 210, a locking mechanism 3, a connecting seat 30, a sliding hole 300, an upper limiting block 301, a lower limiting block 302, a lifting column 31, a sliding block 310, a polygonal prism end 311, a handle 312 and a spring 32.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

The position that involves in this specification all uses the utility model relates to a position of emergency exit protection machanism normal during operation is the standard, does not restrict the position when its storage and transportation, only represents relative positional relationship, does not represent absolute positional relationship.

The first embodiment is as follows:

as shown in fig. 1, fig. 2 and fig. 3, the safety door protection mechanism includes a bearing seat 1, an insertion sleeve 11, a stop lever and a locking mechanism 3, and the locking mechanism 3 is used for locking the stop lever after rotation.

A bearing 10 is installed in an installation hole of the bearing seat 1, the plug bush 11 is fixed in an inner hole of the bearing 10, and a bulge is arranged on the outer side of the top of the plug bush 11 and abuts against an inner ring of the bearing 10.

The pin includes integrated into one piece's axial region 20 and pin portion 21, pin portion 21 is located axial region 20's top, the two is made by a straight reinforcing bar bending, axial region 20 is straight section, pin portion 21 is the segmental arc, axial region 20's bottom is equipped with polygon prism jack 200, axial region 20 is pegged graft in plug bush 11, axial region 20's the outside is equipped with lug 201, plug bush 11 inner wall is equipped with spout 110, along with axial region 20 pegs graft in plug bush 11, lug 201 pegs graft in spout 110, realize spacing axial region 20 pivoted through spout 110 and lug 201's cooperation.

When the safety door is used, the bearing seat 1 is horizontally fixed at a position close to a rail of the safety door through bolts, and the shaft part 20 is rotated, so that the stop rod part 21 is pressed against the rail of the safety door, and the safety door is protected from falling. This structure simple structure, convenient to use, barrier propterty is stable.

Locking mechanism 3 includes connecting seat 30, lift post 31 and spring 32, connecting seat 30 passes through locating pin and bolt fastening on bearing frame 1, be equipped with smooth sky on the connecting seat 30, slide opening 300 and installation, the coaxial setting in hole, the middle part outside rigid coupling of lift post 31 has slider 310, slider 310 is the annular piece, annular piece and slide opening 300 clearance fit, the last port of slide opening 300 is equipped with spacing piece 301, the lower port of slide opening 300 has lower spacing piece 302 through the bolt fastening, it is used for spacing annular piece in slide opening 300 with lower spacing piece 302 to go up spacing piece 301.

The top of the lifting column 31 is a polygonal column end 311, the polygonal column end 311 is preferably an octagonal column or a decagonal column, the bottom end of the column end is provided with a polygonal column jack 200, and the polygonal column end 311 is inserted into and matched with the polygonal column jack 200. The bottom of the lifting column 31 is provided with a handle 312, the spring 32 is positioned in the slide hole 300 and sleeved on the lifting column 31, and the spring 32 is elastically supported between the lower limit block 302 and the sliding block 310.

In an initial state, the stop lever part 21 is attached to a wall surface, under the elastic action of the spring 32, the lifting column 31 rises to the top, the polygonal column end 311 is inserted into the polygonal column jack 200, the rotation limit of the shaft part 20 is formed through the insertion and matching of the polygonal column end 311 and the polygonal column jack 200, the stop lever part 21 is prevented from shaking, when the position of the stop lever part 21 needs to be adjusted, the lifting column 31 moves downwards by pulling the handle 312, the polygonal column end 311 moves downwards and is separated from the polygonal column jack 200, then the stop lever part 21 is manually rotated, a specific angle (for example, an octagonal column is taken as an example, the rotation angle is 45 degrees, 90 degrees, 135 degrees and 175 degrees), and after the shaft end is rotated by rotating a fixed angle, the polygonal column end 311 and the polygonal column jack 200 can still be inserted and matched. The position adjustment is completed by adjusting the position of the stopper part 21 so that the stopper part 21 can be pressed against the guide rail of the safety door and then releasing the handle 312 so that the polygonal column end 311 is fitted into the polygonal column insertion hole 200.

Further, the top of the polygonal column end 311 is tapered, so that the polygonal column end 311 can enter the polygonal column jack 200 more conveniently.

Further, a baffle ring 202 is arranged outside the shaft part 20, the baffle ring 202 is pressed against the top of the plug bush 11, the vertical limiting of the shaft part 20 is improved through the baffle ring 202, and the problem that the limiting capacity is insufficient due to the fact that only the shaft part 20 is matched with the bearing 10 is solved. The stability of the mechanism is improved.

Furthermore, the bottom of the baffle ring 202 is provided with a mounting groove, a magnet block 203 is connected in the mounting groove through anaerobic adhesive, the plug bush 11 is made of conventional steel, and the magnet block 203 can be adsorbed on the top of the plug bush 11, so that the stability of the mechanism is further improved.

Furthermore, the dial 100 is attached to the top end face of the outer ring of the bearing 10, the dial 100 is provided with scales for marking angles, the outer side of the baffle ring 202 is provided with the pointer 204, and the pointer 204 is vertically opposite to the baffle rod part 21. So that the shaft portion 20 can be accurately rotated without repeatedly adjusting the facing position of the polygonal column end 311 and the polygonal column socket 200.

Further, the pin is sleeved with a flexible layer 210, and the flexible layer 210 is preferably vulcanized rubber or nitrile rubber. The flexible layer 210 can avoid hard touch of the stop lever and the safety door or the wall surface, and damage to the parts or the wall surface is avoided.

Example two:

the difference between the first embodiment and the second embodiment is that a threaded section is provided on the lifting column 31, and the sliding block 310 is screwed on the threaded section. Because the spring 32 is elastically supported between the lower stopper 302 and the slider 310. The position of the sliding block 310 can be adjusted by rotating the sliding block 310, so that the compression degree of the spring 32 is adjusted, and then the elastic force of the spring 32 on the sliding block 310 is adjusted.

The present invention is not limited to the above specific embodiments, and those skilled in the art can make various changes without creative labor from the above conception, and all the changes fall within the protection scope of the present invention.

Claims

1. A safety door protection mechanism comprises a bearing seat, a stop lever and a locking mechanism, and is characterized in that an inserting sleeve is rotatably connected to the bearing seat through a bearing, the stop lever comprises an integrally formed shaft part and a stop lever part, a polygonal-prism-shaped jack is arranged at the bottom end of the shaft part, the shaft part is inserted into the inserting sleeve, a convex block is arranged on the outer side of the shaft part, and a sliding groove clamped with the convex block is arranged on the inner wall of the inserting sleeve;

the locking mechanism comprises a connecting seat, a lifting column and a spring, the connecting seat is detachably connected to the bearing seat, a sliding hole is formed in the connecting seat, the lifting column is arranged in the sliding hole, a sliding block is arranged in the middle of the lifting column and is slidably connected in the sliding hole, a port of the sliding hole is provided with an upper limiting block and a lower limiting block which are used for limiting the sliding block, the top of the lifting column is a polygonal column end which is inserted into a polygonal column jack, a handle is arranged at the bottom of the lifting column, the spring is located in the sliding hole and is sleeved on the lifting column, and the spring is elastically supported between the lower limiting block and the sliding block.

2. The emergency gate guard mechanism of claim 1, wherein the top of the multi-prismatic end is tapered.

3. The safety door guard mechanism according to claim 1, wherein a stop is provided outside the shaft portion, the stop pressing against a top portion of the plug bush.

4. The safety door guard mechanism according to claim 3, wherein the bottom of the retainer is provided with a magnet block which is attached to the top of the insert sleeve.

5. A safety door protection mechanism according to claim 3, wherein a dial is provided on the outer ring end face of the bearing, and a pointer is provided on the outer side of the stop ring, and the pointer is vertically opposite to the stop lever part.

6. The safety door guard mechanism according to claim 1, wherein said stop is provided with a flexible layer.

7. The safety door guard mechanism according to any one of claims 1 to 6, wherein the elevating post is provided with a threaded section, and the slider is threadedly coupled to the threaded section.