CN211818805U

CN211818805U - Telescopic buried door shield

Info

Publication number: CN211818805U
Application number: CN201922162468.1U
Authority: CN
Inventors: 苏志亭; 马乐天; 白国辉; 张芳
Original assignee: Haoerwo Shandong Machinery Technology Co ltd
Current assignee: Haoerwo Shandong Machinery Technology Co ltd
Priority date: 2019-12-05
Filing date: 2019-12-05
Publication date: 2020-10-30
Anticipated expiration: 2029-12-05

Abstract

The utility model discloses a telescopic underground door shield, it belongs to door shield technical field, including the outer wall, the outer wall is inside to be equipped with a grade pole, the bottom of shelves pole is equipped with the rotor, the bottom of rotor is equipped with the spring, be equipped with a plurality of spouts and first tooth's socket on the surface of outer wall, the bottom of shelves pole is equipped with the second tooth's socket that distributes circumferentially, be equipped with the sliding tooth on the surface of rotor, the sliding tooth matches with spout, first tooth's socket and second tooth's socket respectively, when the sliding tooth is located the bottommost of spout or first tooth's socket, the top of sliding tooth all is not contacted with the tank bottom of second tooth's socket; the utility model is arranged in the floor, when in work, the spring is released to jack the rotor and the blocking rod, so that the blocking rod extends out of the ground to block the door and prevent the door from being automatically closed; when the door does not work, the spring is compressed, the rotor and the stop lever are recovered, the whole stop lever is flush with the ground, and the door can penetrate through the stop lever from the top, so that the door is controlled; the utility model discloses simple structure, convenient to use to life has been improved greatly.

Description

Telescopic buried door shield

Technical Field

The utility model relates to a door shield technical field, concretely relates to telescopic underground door shield.

Background

The door shield is a device for fixing the door or blocking the door at a certain angle to prevent the door from colliding with the wall and automatically closing the door. The existing door stops mainly comprise a magnetic door stop and a buried door stop, the two door stops are generally arranged above the ground, and after the door is closed, a stop lever of the door stop is also erected above the ground suddenly, so that the appearance is not only influenced, but also the door stop is easy to trip down, certain inconvenience is caused, and the stop lever which is frequently collided is easy to damage; simultaneously, magnetic force formula door shield mainly utilizes the mode of magnetic force to adsorb the door, and the magnetic force of magnetic force formula door shield can change along with the increase of live time, and when just beginning to use, magnetic force is great, leads to the adsorption affinity of AND gate great, is difficult to separate door and door shield, and after a period, after magnetic force diminishes, will make the adsorption affinity of AND gate too little, be difficult to adsorb the door.

SUMMERY OF THE UTILITY MODEL

For the problems existing in the prior art, the telescopic buried door shield provided by the utility model is installed inside the floor, when in use, the spring is released to jack the rotor and the blocking rod, so that the blocking rod extends out of the ground to block the door and prevent the door from being automatically closed; when the door does not work, the spring is compressed, the rotor and the blocking rod are recovered, the whole blocking rod is flush with the ground, and the door can penetrate through the blocking rod; the utility model discloses simple structure, convenient to use to life has been improved greatly.

In order to realize the purpose, the utility model discloses a technical scheme as follows:

the utility model provides a telescopic buried door shield, includes the outer wall, the inside shelves pole that can remove in vertical direction that is equipped with of outer wall, the bottom of shelves pole is equipped with the rotor, the top surface of rotor with the laminating of shelves pole bottom surface, the bottom of rotor is equipped with the spring, be equipped with a plurality of crisscross spouts and the first tooth's socket that sets up from making progress on the surface of outer wall, the length of spout is longer than the length of first tooth's socket, the bottom of shelves pole is equipped with the second tooth's socket that circumference distributes, be equipped with the sliding tooth from last downwards on the surface of rotor, the sliding tooth respectively with the spout first tooth's socket with the second tooth's socket matches, works as the sliding tooth is located the bottom of spout or when in the first tooth's socket, the top of sliding tooth all with the tank bottom contact of second tooth's socket.

As a preferable technical solution, the outer wall is provided in a vertically arranged tubular shape, and a top surface of the outer wall is flush with the ground.

As a preferable technical solution, the stopper rod is made into a cylindrical shape, and a position corresponding to the sliding groove is provided on an outer surface of the stopper rod.

As a preferable technical solution, when the sliding tooth is engaged with the first tooth groove, the upper end surface of the stop lever is not higher than the ground; when the sliding tooth is embedded into the sliding groove, the upper end of the stop lever extends out of the ground.

As a preferable technical scheme, an inclined plane is arranged on the upper end surface of the sliding tooth, the inclined plane inclines upwards along the rotation direction of the rotor, and the bottom surface of the first tooth groove is matched with the upper end surface of the sliding tooth; the width of the sliding groove is not smaller than that of the sliding tooth.

The utility model has the advantages of that:

the utility model is arranged in the floor, when in work, the spring is released to jack the rotor and the blocking rod, so that the blocking rod extends out of the ground to block the door and prevent the door from being automatically closed; when the door does not work, the spring is compressed, the rotor and the stop lever are recovered, the whole stop lever is flush with the ground, and the door can penetrate through the stop lever from the top, so that the door is controlled; the utility model discloses simple structure, convenient to use to life has been improved greatly.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the stopper rod of the present invention extending from the ground;

fig. 3 is a schematic view of the stopper rod of the present invention retracted into the ground.

In the figure: 1-outer wall, 2-sliding chute, 3-blocking rod, 4-limiting block, 5-first tooth groove, 6-second tooth groove, 7-sliding tooth and 8-rotor.

Detailed Description

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

As shown in fig. 1-3, the utility model provides a telescopic buried door shield, which comprises an outer wall 1, a blocking rod 3 which can move in the vertical direction is arranged in the outer wall 1, a rotor 8 is arranged at the bottom of the blocking rod 3, the top surface of the rotor 8 is attached to the bottom surface of the blocking rod 3, a spring (not shown in the figure) is arranged at the bottom of the rotor 8, and the spring always gives the rotor 8 upward movement elasticity; a plurality of sliding grooves 2 and first tooth grooves 5 which are arranged in a staggered mode are formed in the outer surface of the outer wall 1 from bottom to top, the length of each sliding groove 2 is longer than that of each first tooth groove 5, second tooth grooves 6 which are distributed in the circumferential direction are formed in the bottom end of each stop rod 3, sliding teeth 7 are formed in the outer surface of each rotor 8 from top to bottom, the sliding teeth 7 are respectively matched with the sliding grooves 2, the first tooth grooves 5 and the second tooth grooves 6, and when the sliding teeth 7 are located at the bottommost part of the sliding grooves 2 or in the first tooth grooves 5, the top ends of the sliding teeth 7 are not in contact with the groove bottoms of the; the shelves pole 3 is under the effect of gravity for the bottom of shelves pole 3 is laminated with the top of rotor 8 all the time, second tooth's socket 6 laminates with sliding tooth 7 all the time promptly, through pressing a shelves pole 3, make rotor 8 downstream, when sliding tooth 7 slided the tie point of spout 2 and first tooth's socket 5, under the effect of the elastic force of spring and the groove face of second tooth's socket 6, rotor 8 can rotate along the groove face of second tooth's socket 6, thereby realize that sliding tooth 7 of rotor 8 removes first tooth's socket 5 or removes spout 2 from first tooth's socket 5 from spout 2, realize the switching of shelves pole 3 state.

Further, the outer wall 1 is set to be a vertically arranged tube, and the top surface of the outer wall 1 is flush with the ground.

Further, shelves pole 3 establishes to cylindric, and the position department that corresponds spout 2 on the surface of shelves pole 3 is equipped with stopper 4, and is more excellent, and the width of stopper 4 is the same with the width of spout 2, can guarantee that shelves pole 3 only moves along vertical direction, can not take place to rotate.

Further, when the sliding tooth 7 is attached to the first tooth groove 5, the upper end surface of the stop lever 3 is not higher than the ground; when the sliding teeth 7 are embedded in the sliding groove 2, the upper end of the gear lever 3 extends out of the ground.

Furthermore, the upper end face of the sliding tooth 7 is provided with an inclined plane, the inclined plane inclines upwards along the rotating direction of the rotor 8, and the bottom surface of the first tooth groove 5 is matched with the upper end face of the sliding tooth 7; the width of the sliding chute 2 is not less than the width of the sliding teeth 7.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a telescopic underground door shield, characterized by, includes the outer wall, the inside shelves pole that can remove in vertical direction that is equipped with of outer wall, the bottom of shelves pole is equipped with the rotor, the top surface of rotor with the laminating of shelves pole bottom surface, the bottom of rotor is equipped with the spring, be equipped with a plurality of crisscross spouts and the first tooth's socket that sets up from making progress on the surface of outer wall, the length of spout is longer than the length of first tooth's socket, the bottom of shelves pole is equipped with the second tooth's socket that circumference distributes, be equipped with the sliding tooth from the top down on the surface of rotor, the sliding tooth respectively with the spout first tooth's socket with the second tooth's socket matches, works as the sliding tooth is located the bottom of spout or when in the first tooth's socket, the top of sliding tooth all not with the tank bottom contact of second tooth's socket.

2. A telescopic underground door shield according to claim 1, wherein the outer wall is provided in a vertically disposed tubular shape, and the top surface of the outer wall is flush with the ground.

3. The telescopic underground door shield as claimed in claim 1, wherein the blocking rod is cylindrical, and a position corresponding to the sliding groove is provided with a limiting block on the outer surface of the blocking rod.

4. The telescopic buried door shield according to claim 1, wherein when the sliding tooth is engaged with the first tooth groove, the upper end surface of the blocking rod is not higher than the ground; when the sliding tooth is embedded into the sliding groove, the upper end of the stop lever extends out of the ground.

5. The telescopic buried door shield according to claim 1, wherein the upper end face of the sliding tooth is provided with an inclined plane, the inclined plane is inclined upwards along the rotation direction of the rotor, and the bottom surface of the first tooth groove is matched with the upper end face of the sliding tooth; the width of the sliding groove is not smaller than that of the sliding tooth.