CN112196334A

CN112196334A - Falling protector for lifting vehicle disc and stereo garage

Info

Publication number: CN112196334A
Application number: CN202010894449.2A
Authority: CN
Inventors: 马雪静; 闫立睿
Original assignee: Qingdao Maoyuan Parking Equipment Manufacturing Co ltd
Current assignee: Qingdao Maoyuan Parking Equipment Manufacturing Co ltd
Priority date: 2020-08-31
Filing date: 2020-08-31
Publication date: 2021-01-08

Abstract

The invention relates to a falling protector for a lifting vehicle disc and a stereo garage, comprising a falling prevention hook, wherein the upper end of the falling prevention hook is hinged with a garage frame beam; the anti-falling hook is fixed with the trapezoidal plate, the trapezoidal plate comprises a vertical plate, and the upper end and the lower end of the vertical plate are symmetrically connected with inclined plates; the push rod and the trapezoidal plate are arranged as follows: when the push rod extends out of the trapezoidal plate, the push rod can contact the trapezoidal plate, and the anti-falling hook is driven to swing left and right by utilizing the vertical relative motion of the push rod and the anti-falling hook.

Description

Falling protector for lifting vehicle disc and stereo garage

Technical Field

The utility model belongs to the technical field of garage lifting means, concretely relates to safety hook and stereo garage for lift hull.

Background

The inventor knows that in the existing stereo garage, most of ordinary storehouses use finished electromagnetic falling protectors for falling prevention, the falling protectors are complex in structure, falling prevention hooks can be opened completely by means of pulling attraction of electromagnets, the falling prevention hooks can be opened only by large magnetic force of the electromagnets, and accordingly power of the electromagnets is large to meet attraction requirements.

And in the lifting process of the vehicle tray, the anti-falling hook is opened in advance, and the power can be cut off after the lifting vehicle tray is lifted to the right position, so that the anti-falling hook is returned to the position. Because of long-time electrification, the electromagnet generates heat seriously and is easy to burn out. In addition, if the electromagnet is damaged, the falling-preventing hook cannot be opened, and then the falling-preventing hook is collided by the lifting vehicle tray in the rising process, so that the vehicle tray is overturned, and the result is unimaginable.

Disclosure of Invention

The present disclosure is directed to overcoming the above-mentioned deficiencies of the prior art and providing a fall arrester for a lifting platform, which can solve at least one of the above-mentioned problems.

In order to achieve the purpose, the first aspect of the disclosure provides a falling protector for a lifting vehicle tray, which comprises a falling prevention hook, the upper end of which is hinged with a garage frame beam, and the upper end of the lifting vehicle tray is provided with a push rod which can horizontally reciprocate under the driving of an electromagnet; the anti-falling hook is fixed with the trapezoidal plate, the trapezoidal plate comprises a vertical plate, and the upper end and the lower end of the vertical plate are symmetrically connected with inclined plates; the push rod and the trapezoidal plate are arranged as follows: when the push rod extends out of the trapezoidal plate, the push rod can contact the trapezoidal plate, and the anti-falling hook is driven to swing left and right by utilizing the vertical relative motion of the push rod and the anti-falling hook.

The second aspect of the disclosure provides a stereo garage, which comprises the above falling protector for the lifting vehicle disc.

The beneficial effects of one or more of the above technical solutions are as follows:

1) in the garage, a separated falling-preventing hook, an electromagnet and a push rod are respectively arranged on a lifting vehicle disc and a cross beam of the garage, and a trapezoidal plate is arranged on the falling-preventing hook; the anti-falling hook is not required to be completely opened by an electromagnet, the force of the anti-falling hook and the push rod during vertical opposite movement is utilized to drive the push rod to walk along the surface of the trapezoidal plate, and the rotary unlocking of the anti-falling hook is realized under the condition that the push rod is fixed. Compared with the mode of directly utilizing the electromagnet and the push rod to push and open the anti-falling hook, the anti-falling hook has the advantages that the movement distance of the push rod is short, the required power is small, the current in the electromagnet is small, and the anti-falling hook is not easy to burn out.

2) Adopt two swash plates about the mode that the riser symmetry set up, if the lift hull rises, at the in-process of push rod tip along trapezoidal plate surface walking, prevent weighing down the hook and can unblock earlier so that the locking part that the lift hull corresponds can upwards be through preventing the coupler body that weighs down the hook, then prevent weighing down the hook and can fall back gradually so that the coupler body can locking lift hull.

Drawings

The accompanying drawings, which are included to provide a further understanding of the disclosure, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure and not to limit the disclosure.

Fig. 1 is a schematic view illustrating that a hook body is opened by a push rod when a lifting chassis ascends in embodiment 1 of the present disclosure;

fig. 2 is a schematic view of the lifting chassis locked by the hook after being lifted to a set height according to embodiment 1 of the present disclosure;

FIG. 3 is a schematic view of the lifting platform of embodiment 1 of the present disclosure with the push rod extended to contact the hook before lowering;

fig. 4 is a schematic view illustrating that the hook is unlocked during the descending process of the lifting platform in embodiment 1 of the present disclosure;

fig. 5 is a schematic structural diagram of a trapezoidal plate in embodiment 1 of the present disclosure.

In the figure: 1. lifting the chassis; 2. a hook body; 3. a push rod; 4. an electromagnet; 5. a trapezoidal plate; 6. a fixed seat; 7. a support; 8. a trapezoidal plate; 9. a roller; 801. an upper sloping plate; 802. a vertical plate; 803. a lower sloping plate; 804. and connecting the holes.

Detailed Description

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this disclosure belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present disclosure. As used herein, the singular is intended to include the plural unless the context clearly dictates otherwise, and it should be understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of the stated features; a step of; operating; a device; components, and/or combinations thereof.

Example 1

As shown in fig. 1 to 5, the present embodiment provides a falling protector for a lifting vehicle panel, which includes a falling protection hook 5 whose upper end is hinged to a garage frame beam, and a push rod 3 capable of horizontally reciprocating under the driving of an electromagnet 4 is arranged at the upper end of the lifting vehicle panel 1; the anti-falling hook 5 is fixed with the trapezoidal plate 8, the trapezoidal plate 8 comprises a vertical plate 802, and the upper end and the lower end of the vertical plate 802 are symmetrically connected with inclined plates; the push rod 3 and the trapezoidal plate 8 are arranged as follows: when the push rod 3 extends towards the trapezoidal plate 8, the push rod 3 can contact the trapezoidal plate 8, and the falling prevention hook 5 is driven to swing left and right by utilizing the vertical relative motion of the push rod 3 and the falling prevention hook 5.

Specifically, in this embodiment, prevent falling hook 5 including the body of rod and the coupler body 2 of mutual fixation, the body of rod sets up with push rod 3 straggly, and trapezoidal plate 8 is just setting up to push rod 3 to can contact with trapezoidal plate 8 after making push rod 3 stretch out. The extending direction of riser 802 is the same with the extending direction of the body of rod, under the condition that does not receive external force, riser 802 and the equal vertical setting of the body of rod, trapezoidal plate 8 department forms the upper base of the trapezium structure and sets up towards push rod 3.

It should be noted that, in this embodiment, the surface of the trapezoidal plate close to the push rod is used to cooperate with the head end of the push rod to complete the driving when the anti-falling hook rotates, and in this embodiment, the head end of the push rod refers to the end far away from the electromagnet and close to the anti-falling hook. In order to reduce friction, a roller 9 is provided at the head end of the push rod.

It should be noted that in the present embodiment, the concept of the trapezoidal plate is mentioned, where the trapezoidal plate is composed of a vertical plate and two inclined plates, and does not enclose to form a complete trapezoidal space, in some embodiments, the other ends of the two inclined plates may be connected to each other by another connecting plate to form a complete trapezoidal space.

Specifically, in the present embodiment, two inclined plates, i.e., an upper inclined plate 801 and a lower inclined plate 804 shown in fig. 1. The specifications of the upper inclined plate and the lower inclined plate are completely the same, and the included angles between the inclined plates and the vertical plates are the same, and form an isosceles trapezoid shape. In other embodiments, the specifications of the upper inclined plate and the lower inclined plate can be different, and the included angle between each inclined plate and the vertical plate can also be different as long as the use requirements can be met; the specific size and included angle can be set by those skilled in the art.

In order to facilitate the fixed connection of the trapezoidal plate and the rod body in the anti-falling hook, the inclined plate and the two inclined plates can be welded on a flat plate in various pre-manufacturing processes, connecting holes are formed in the flat plate and the rod body, and the flat plate and the rod body are fixedly connected by bolts and nuts. It will be appreciated that in other embodiments, the swash plate and the riser plate may be welded directly to the rod.

The electromagnet 4 is fixed at the upper end of the lifting vehicle disc 1 through a connecting frame, the push rod 3 is of a telescopic rod structure, the push rod 3 comprises a guide rod fixed with the electromagnet 4 and a rod sleeve sleeved outside the guide rod, and a magnet is arranged at one end, close to the electromagnet 4, of the rod sleeve.

Specifically, in this embodiment, the one end that the pole cover is close to the electro-magnet sets up magnet, and magnet has the magnetic pole, can change its magnetic pole direction that is close to pole cover department magnet through changing the electric current direction in the electro-magnet, and then can realize that like magnetic pole repels the mesh that special-shaped magnetic pole attracted mutually.

In order to support the electromagnet and the push rod, in the embodiment, the electromagnet 4 is fixed at the upper end of the lifting chassis 1 through a connecting frame. The upper end of the lifting chassis 1 is provided with a support 7, a guide hole with a horizontal axis is formed in the support 7, and the push rod 3 is embedded in the guide hole and can slide along the axis direction of the guide hole. The support 7 is perpendicular to the upper end face of the lifting chassis 1.

Specifically, a bearing can be arranged between the guide hole and the rod sleeve to enhance the stability of the rod sleeve when the rod sleeve slides along the guide hole.

The upper end of the falling-preventing hook is hinged with the fixing seat, and the fixing seat is fixedly connected with a frame beam of the stereo garage. In this embodiment, fixing base 6 is the L shaped plate, and one dull and stereotyped and stereo garage's frame in the L shaped plate passes through bolt fixed connection, and another dull and stereotyped is articulated with trapezoidal plate 8 through the round pin axle.

For the purpose of automatic control, in this embodiment, a controller and a proximity switch are further included, and the controller can control the on/off of the driving circuit of the electromagnet 4 through a relay to control the presence or absence of the magnetic force of the electromagnet 4. The proximity switch is installed in the upper end of lift hull 1, and proximity switch can judge the push rod 3 and prevent falling hook 5 at the relative position of vertical direction to signal to the controller.

The working principle is as follows: when the lifting vehicle tray 1 rises, when the proximity switch monitors that the lifting vehicle tray approaches the anti-falling device from the lower part to a set distance, the electromagnet 4 pushes the push rod 3 to extend out, the head end of the push rod contacts the trapezoidal plate 8, at the moment, the lifting vehicle tray continues to move upwards, and the push rod travels along the trapezoidal plate; the push rod can push the falling prevention hook to rotate towards the direction far away from the lifting vehicle disc so as to open the falling prevention hook 5.

After the lifting vehicle disc is lifted in place, because the push rod walks to the top end along the trapezoidal plate, the falling protector can fall back to the initial position, and at the moment, in order to prevent the lifting vehicle disc from falling, the push rod unlocks the falling prevention hook again, the electromagnet 4 resets to pull the push rod 3 away from the trapezoidal plate 8, the falling prevention hook 5 is always in the falling prevention position, and the falling prevention effect can be effectively played.

When lift hull 1 need descend, electro-magnet 4 sends back initial position and contacts with the surface of the last swash plate of trapezoidal plate with push rod 3, and lift hull 1 begins to descend, will prevent falling hook 5 and open through push rod 3 contact trapezoidal plate 8, and lift hull 1 descends. The whole-course electromagnet 4 has short electrifying time, small needed electromagnetic drawing force, energy conservation, stability and long service life.

Example 2

The embodiment provides a stereo garage, which comprises the falling protector for the lifting vehicle disc in the embodiment 1. The garage further comprises a lifting chassis 1 and the stereo garage frame.

Although the present disclosure has been described with reference to specific embodiments, it should be understood that the scope of the present disclosure is not limited thereto, and those skilled in the art will appreciate that various modifications and changes can be made without departing from the spirit and scope of the present disclosure.

Claims

1. A falling protector for a lifting vehicle disc is characterized by comprising a falling prevention hook, the upper end of which is hinged with a garage frame beam, and the upper end of the lifting vehicle disc is provided with a push rod which can horizontally reciprocate under the drive of an electromagnet; the anti-falling hook is fixed with the trapezoidal plate, the trapezoidal plate comprises a vertical plate, and the upper end and the lower end of the vertical plate are symmetrically connected with inclined plates;

the push rod and the trapezoidal plate are arranged as follows: when the push rod extends out of the trapezoidal plate, the push rod can contact the trapezoidal plate, and the anti-falling hook is driven to swing left and right by utilizing the vertical relative motion of the push rod and the anti-falling hook.

2. The fall arrester of claim 1, wherein the fall arrester comprises a rod body and a hook body fixed to each other, the rod body and the push rod are arranged in a staggered manner, and the trapezoidal plate is arranged opposite to the push rod, so that the push rod can be in contact with the trapezoidal plate after extending out.

3. The fall arrester of claim 1, wherein the vertical plate extends in the same direction as the rod, the vertical plate and the rod are both vertically disposed without external force, and the upper bottom of the trapezoid structure formed at the trapezoid plate is disposed toward the push rod.

4. The fall arrester as claimed in claim 1, wherein the electromagnet is fixed to the upper end of the lifting platform via a connecting frame, the push rod is of a telescopic rod structure and comprises a guide rod fixed to the electromagnet and a rod sleeve sleeved outside the guide rod, and a magnet is arranged at one end of the rod sleeve close to the electromagnet.

5. The falling protector for the lifting vehicle disc as claimed in claim 1, wherein the upper end of the lifting vehicle disc is provided with a bracket, the bracket is provided with a guide hole with a horizontal axis, and the push rod is embedded in the guide hole and can slide along the axial direction of the guide hole.

6. The fall arrester for the lifting vehicle disc according to claim 1, wherein the upper end of the fall-preventing hook is hinged to a fixed seat, and the fixed seat is fixedly connected with a frame beam of the stereo garage.

7. The fall arrester of claim 1 further comprising a controller capable of controlling the switching of the electromagnet drive circuit via a relay to control the presence or absence of the magnetic force of the electromagnet.

8. The fall arrester for lifting vehicle discs as claimed in claim 7, further comprising a proximity switch, wherein the proximity switch is mounted at the upper end of the lifting vehicle disc, and the proximity switch can judge the relative position of the push rod and the fall prevention hook in the vertical direction and send a signal to the controller.

9. A stereo garage, characterized by comprising the falling protector for lifting vehicle discs as claimed in any one of claims 1 to 8.

10. The stereo garage of claim 9, further comprising a lifting platform and said stereo garage frame.