CN212201071U - Barrier-free front hidden ramp device for threshold - Google Patents

Abstract

The utility model belongs to the technical field of furniture manufacturing. A barrier-free hidden type ramp device in front of a threshold comprises a bottom plate, a supporting plate and an execution unit, wherein the bottom plate and one side of the supporting plate are hinged; the execution unit is used for driving the supporting plate to open and close relative to the bottom plate. The execution unit comprises a first shell, a driving arm, a release hook, a first driving part and a second driving part, the driving arm is hinged to the first shell, and the driving arm drives the supporting plate to swing; the release hook is hinged in the first shell, and a first end of the release hook is provided with a clamping hook corresponding to the driving arm; the first driving part drives the driving arm to rotate and swing; the second driving part drives the release hook to rotate and swing; this application can satisfy alone current when rising, is withdrawing the state moreover under, does not influence normal people's current, and structural stability is strong, convenient operation, and the practicality is strong.

Description

Barrier-free front hidden ramp device for threshold

Technical Field

The utility model belongs to the technical field of furniture manufacturing, concretely relates to hidden ramp device before accessible threshold.

Background

At present, the aging of social population is continuously aggravated, and governments and folk endowment organizations have huge gaps, so that the home endowment is an important endowment mode. Many elderly people, including disabled people, need to walk with the help of wheelchairs. Through investigation, most residential house doors adopt primary and secondary anti-theft doors; on one hand, the height difference of 50mm exists between the anti-theft door threshold and the floor of the floor public channel, so that most of the old and disabled people who take the wheelchair are difficult to pass through the 50mm door threshold by the aid of the self force; on the other hand, the wheelchair passes through the door, not only the main door leaf of the primary-secondary anti-theft door needs to be opened, but also the sub-door leaves of the primary-secondary anti-theft door need to be opened, so that the size requirement of the wheelchair passing door can be met, however, the sub-door leaves of the primary-secondary anti-theft door are fixed and opened through the manual safety bolts arranged at the upper end part and the lower end part of the door leaves, and the passing obstacle is also caused to the old and the disabled.

Disclosure of Invention

The utility model discloses the purpose is to the problem that above-mentioned exists with not enough, provides a hidden ramp device before accessible threshold, and it can satisfy current alone when rising, moreover under the state of withdrawing, does not influence normal people's current, and structural stability is strong, convenient operation, and the practicality is strong.

In order to realize the purpose, the adopted technical scheme is as follows:

an unobstructed pre-threshold concealed ramp device comprising:

a base plate;

the bottom plate is hinged with one side of the supporting plate; and

and the execution unit is used for driving the supporting plate to open and close relative to the bottom plate.

According to the utility model discloses hidden ramp device before accessible threshold, preferably, the execution unit includes:

a first housing;

the driving arm is hinged to the first shell and drives the supporting plate to swing;

the release hook is hinged in the first shell, and a first end part of the release hook is provided with a clamping hook corresponding to the driving arm;

a first driving unit for driving the driving arm to perform a rotational and oscillating motion; and

a second driving unit for driving the release hook to swing and rotate;

when the supporting plate is opened, the first driving part drives the driving arm to act and drives the supporting plate to be opened, and the second driving part drives the release hook to lock the driving arm; when the supporting plate is closed, the second driving part drives the release hook to release the driving arm, and the first driving part drives the driving arm to reset and drives the supporting plate to close.

According to the utility model discloses hidden ramp device before accessible threshold, preferably, be provided with the articulated hinge plate that is provided with on the bottom plate, be provided with the plectrum axle on the hinge plate, the actuating arm passes through plectrum axle drive hinge plate upset action is realized opening and shutting of backup pad.

According to the barrier-free hidden type ramp device before the threshold, preferably, the driving arm comprises a driving shaft, a shifting piece and a chuck, and the driving shaft is hinged on the first shell; the shifting piece is arranged at the first end part of the driving shaft, a strip-shaped hole is formed in the shifting piece, and the shifting piece shaft is arranged in the strip-shaped hole in a matching manner; the first end setting of chuck is in on the drive shaft, the second end of chuck is provided with the card axle, the card axle with the release hook corresponds, drive shaft, plectrum and chuck synchronous rotation action.

According to the barrier-free hidden type ramp device before the threshold, preferably, the first driving part comprises a reset torsion spring and a first rope, the reset torsion spring is sleeved on the driving shaft, and two operation ends of the reset torsion spring are respectively connected with the chuck and the first shell; the first end of the first rope is connected with the chuck, and the second end of the first rope is led out through the guide pipe;

the second driving part comprises a second rope, the first end of the second rope is connected with the second end of the release hook, and the second end of the second rope is led out through the guide pipe;

and handles are arranged at the second ends of the first rope and the second rope.

According to the utility model discloses hidden ramp device before accessible threshold, preferably, second drive division still includes the electro-magnet, the electro-magnet sets up the second tip of release hook, with be provided with the adsorption plate on the first casing that the electro-magnet corresponds be provided with micro-gap switch in the first casing, through micro-gap switch detects the chuck is rotatory to the position, and makes the electro-magnet is in the on-state.

According to the barrier-free hidden type ramp device before the threshold, preferably, a rotary damper is arranged between the driving shaft and the first shell; springs are arranged on the first rope between the chuck and the corresponding guide pipe and on the second rope between the release hook and the corresponding guide pipe.

According to the barrier-free hidden type ramp device before the threshold, the barrier-free hidden type ramp device preferably further comprises a second shell; a slide way and a guide rod are arranged in the second shell, slide blocks are arranged on the slide way and the guide rod in a matching manner, a spring is sleeved on the guide rod, the second end part of the first rope is connected with the slide blocks, two groups of third ropes are also arranged in the second shell, the first end parts of the third ropes are connected with the slide blocks, and the second end parts of the third ropes are connected with handles;

a second end of the second cable and corresponding guide tube extend onto the second housing.

According to the utility model discloses hidden ramp device before accessible threshold, preferably, be provided with the arc on the first casing and lead to the groove, the both ends of card axle are matchd the card and are established at the logical inslot of arc, first casing bottom is provided with the releaser stationary blade.

According to the barrier-free hidden type ramp device before the threshold, preferably, the first driving part is a rotating motor, and the rotating motor drives the driving arm to rotate; the second driving portion is an electric push rod, and the electric push rod is arranged between the second end portion of the release hook and the first shell.

By adopting the technical scheme, the beneficial effects are as follows:

this application overall structure reasonable in design, it can satisfy alone current when rising, is withdrawing the state moreover under, does not influence normal people's current, and overall structure stability is strong, convenient operation, and the practicality is strong, and whole product can not lead to the fact the influence to other personnel's current or door body structure through hidden design.

This application is through the structural design to the execution unit for its mechanical structure's stability is better, the structural design of actuating arm and release hook, can ensure the stability of the support that opens and shuts of backup pad, the structure assembly is compact, occupation space is little, be more convenient for carry on hidden design, the noise that produces the striking when rotatory attenuator can avoid the backup pad to reset, the closure in-process can realize slowly-releasing slowly, can also avoid each part because violent action leads to the emergence of the problem of structural deformation or damage.

This application is through manual operation, and is more convenient, and the fault rate is low, need not supporting too much electric elements, and whole manufacturing cost is controllable.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings of the embodiments of the present invention will be briefly described below. The drawings are intended to depict only some embodiments of the invention, and not all embodiments of the invention are limited thereto.

Fig. 1 is a schematic perspective view of a hidden ramp device before an accessible threshold according to an embodiment of the present invention.

Fig. 2 is a schematic front view of a hidden ramp device before an obstacle-free threshold according to an embodiment of the present invention.

Fig. 3 is one of schematic views illustrating an assembly structure of a base plate and an execution unit according to an embodiment of the present invention.

Fig. 4 is a second schematic view of an assembly structure of the base plate and the execution unit according to the embodiment of the present invention.

Fig. 5 is a partially enlarged schematic view of fig. 4.

Fig. 6 is a schematic structural diagram of an execution unit according to an embodiment of the present invention.

Fig. 7 is a schematic structural diagram of an operation box according to an embodiment of the present invention.

Number in the figure:

110 is a bottom plate, 120 is a supporting plate, 130 is a hinge plate, and 140 is a plectrum shaft;

201 is a first shell, 202 is a driving shaft, 203 is a shifting piece, 204 is a chuck, 205 is a strip-shaped hole, 206 is a reset torsion spring, 207 is a first rope, 208 is a guide pipe, 209 is a second rope, 210 is a handle, 211 is an electromagnet, 212 is a microswitch, 213 is a rotary damper, 214 is a spring, 215 is an arc-shaped through groove, 216 is a releaser fixing piece, 217 is a release hook, 218 is a clamping shaft, and 219 is a clamping hook;

301 is a second housing, 302 is a slide, 303 is a guide bar, 304 is a slider, and 305 is a third rope.

Detailed Description

The embodiments of the present invention will be described more fully hereinafter with reference to the accompanying drawings, in which embodiments of the invention are shown. Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by those of ordinary skill in the art.

In the description of the present invention, it is to be understood that the terms "first," "second," and the like are used for describing various elements of the present invention, and do not denote any order, quantity, or importance, but rather are used to distinguish one element from another.

It should be noted that when an element is referred to as being "connected," "coupled," or "connected" to another element, it can be directly connected, coupled, or connected, but it is understood that intervening elements may be present therebetween; i.e., positional relationships encompassing both direct and indirect connections.

It should be noted that the use of the terms "a" or "an" and the like do not necessarily denote a limitation of quantity. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items.

It should be noted that terms indicating orientation or positional relationship such as "upper", "lower", "left", "right", and the like, are used only for indicating relative positional relationship, which is for convenience of describing the present invention, and not that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation; when the absolute position of the object to be described is changed, the relative positional relationship may also be changed accordingly.

Referring to fig. 1 to 7, the present application discloses an accessible hidden ramp device before threshold, which comprises a bottom plate 110, a support plate 120 and an execution unit, wherein one side of the bottom plate 110 and one side of the support plate 120 are hinged; the execution unit is used for driving the supporting plate 120 to open and close relative to the bottom plate 110.

The execution unit in this embodiment includes a first housing 201, a driving arm, a release hook 217, a first driving portion and a second driving portion, the driving arm is hinged on the first housing 201, and the driving arm drives the support plate 120 to swing; the release hook 217 is hinged in the first shell 201, and a first end part of the release hook 217 is provided with a hook 219 corresponding to the driving arm; the first driving part drives the driving arm to rotate and swing; the second driving part drives the release hook 217 to rotate and swing; when the support plate 120 is opened, the first driving part drives the driving arm to act and drives the support plate 120 to open, and the second driving part drives the release hook to lock the driving arm; when the support plate 120 is closed, the second driving portion drives the release hook 217 to release the driving arm, and the first driving portion drives the driving arm to reset and drives the support plate 120 to close.

As shown in the figure, the hinge plate 130 is hinged to the bottom plate 110, the hinge plate can swing rotationally relative to the bottom plate, the support plate is supported by the top through the swing of the hinge plate to generate gas or fall down, in order to drive the hinge plate to move, the hinge plate 130 is provided with the pulling piece shaft 140, and the driving arm drives the hinge plate 130 to turn over through the pulling piece shaft 140 to move, so that the support plate 120 is opened and closed.

The driving arm in the application comprises a driving shaft 202, a plectrum 203 and a chuck 204, wherein the driving shaft 202 is hinged on a first shell 201; the plectrum is arranged at the first end part of the driving shaft 202, a strip-shaped hole 205 is formed in the plectrum 203, the plectrum shaft 140 is arranged in the strip-shaped hole 205 in a matching way, and the plectrum shaft and the plectrum are required to be directly matched, so that the plectrum is positioned on the outer side of the first shell; the first end of chuck 204 sets up on drive shaft 202, and the second end of chuck 204 is provided with card axle 218, and card axle 218 corresponds with release hook 217, and drive shaft 202, plectrum 203 and the synchronous rotation action of chuck 204, the cross-section of the drive shaft that corresponds with the chuck can be polygonized structure, and through the back of cup jointing, can realize synchronous revolution this moment, also can be through the key-type connection or fixed welding all can.

Be provided with the arc on the first casing 201 of this embodiment and lead to groove 215, the both ends of card axle 218 are matchd the card and are established at the logical inslot 215 of arc, and first casing 201 bottom is provided with releaser stationary blade 216, leads to the groove through the arc and can fix a position the card axle, avoids taking place the beat under the atress condition, leads to whole structure card to die, and structural stability is better, and the releaser stationary blade is used for installing first casing.

How to achieve the action of the actuating arm and the release hook, the present application presents a number of forms, one of which is: the first driving part comprises a reset torsion spring 206 and a first rope 207, the reset torsion spring 206 is sleeved on the driving shaft, two working ends of the reset torsion spring 206 are respectively connected with the chuck 204 and the first shell 201, namely, the reset torsion spring always has a downward acting force on the chuck, so that the chuck is in an initial position, and the supporting plate is in a closed state at the initial position; a first end of a first rope 207 is connected with the chuck 204, and a second end of the first rope 207 is led out through a guide pipe 208; the second driving part comprises a second rope 209, a first end part of the second rope 209 is connected with a second end part of the release hook 217, and a second end part of the second rope 209 is led out through the guide pipe 208; the second ends of the first and second ropes 207 and 209 are each provided with a pull handle 210.

According to the structure, when the supporting plate is required to be lifted, the acting force of the reset torsion spring is overcome by pulling the first rope, so that the chuck, the shifting piece and the driving shaft rotate until the position corresponding to the release hook is rotated, the release hook hooks the clamping shaft at the moment, the first rope is loosened, and the lifting process operation of the supporting plate is completed.

When the backup pad is put down to needs, through the pulling second rope, the second rope drives the swing of release hook to make pothook and card axle break away from, under the effect of reset torsion spring, chuck, plectrum and drive shaft reset to initial condition, the backup pad falls back to closed state this moment.

For the convenience of control, the second driving part in this embodiment further includes an electromagnet 211, the electromagnet 211 is disposed at the second end of the release hook 217, an adsorption plate is disposed on the first housing 201 corresponding to the electromagnet 211, a micro switch 212 is disposed in the first housing 201, and the rotation of the chuck 204 to the right position is detected by the micro switch 212, so that the electromagnet 211 is in an on state. The electromagnet is not electrified in the initial state, when the supporting plate is lifted, the clamping shaft is touched with the micro switch, so that the electromagnet is conducted and is in a standby state, the electromagnet is controlled to be electrified through the remote controller, the clamping hook is released by the action of the electromagnet and the adsorption plate, and the aim of resetting is fulfilled. When setting up second rope and electro-magnet simultaneously, in operation process to the electro-magnet release is given first place to, and manual release is for assisting, adopts manual release when having a power failure, consequently, above-mentioned structural design can ensure its practicality to the simple operation, holistic compact structure.

In order to realize slow release and avoid violent collision between components, so that the whole process is carried out slowly and uniformly, a rotary damper 213 is arranged between the driving shaft 202 and the first shell 201; springs 214 are arranged on the first rope 207 between the chuck 204 and the corresponding guide tube 208 and on the second rope 209 between the release hook 217 and the corresponding guide tube 208, and the springs are used for keeping the rope operation smoother, enabling the structure to be more coordinated and playing a certain balance role on acting force.

Because the inner side and the outer side of the manual operation door are used for acting as the supporting plates, an operation box is required to be arranged so as to be convenient for function division and regulation, and the second shell 301 is arranged in the application; a slide way 302 and a guide rod 303 are arranged in the second shell 301, a sliding block 304 is arranged on the slide way 302 and the guide rod 303 in a matching manner, a spring 214 is sleeved on the guide rod 303, the second end part of the first rope 207 is connected with the sliding block 304, two groups of third ropes 305 are also arranged in the second shell 301, the first end parts of the third ropes 305 are connected with the sliding block 304, and the second end parts of the third ropes 305 are connected with a handle 210; a second end of the second cable 209 and the corresponding guide tube 208 extend to the second housing 301. The supporting plates on the inner side and the outer side can be synchronously pulled up through the operation of the third rope, and the positions of the handles can be regularly divided, so that humanized operation and control are more convenient

Other driving modes can be adopted in the application, such as: the first driving part is a rotating motor, and the rotating motor drives the driving arm to rotate; the second driving portion is an electric push rod disposed between the second end portion of the release hook and the first housing.

While the above description has described in detail the preferred embodiments for carrying out the invention, it should be understood that these embodiments are presented by way of example only, and are not intended to limit the scope, applicability, or configuration of the invention in any way. The scope of the invention is defined by the appended claims and equivalents thereof. Many modifications may be made to the foregoing embodiments by those skilled in the art in light of the teachings of the present disclosure, and such modifications are intended to be within the scope of the present disclosure.

Claims (10)

1. An accessible hidden ramp device before threshold, comprising:

a base plate;

the bottom plate is hinged with one side of the supporting plate; and

and the execution unit is used for driving the supporting plate to open and close relative to the bottom plate.

2. An unobstructed pre-threshold concealed ramp device according to claim 1, wherein said execution unit includes:

a first housing;

the driving arm is hinged to the first shell and drives the supporting plate to swing;

the release hook is hinged in the first shell, and a first end part of the release hook is provided with a clamping hook corresponding to the driving arm;

a first driving unit for driving the driving arm to perform a rotational and oscillating motion; and

a second driving unit for driving the release hook to swing and rotate;

when the supporting plate is opened, the first driving part drives the driving arm to act and drives the supporting plate to be opened, and the second driving part drives the release hook to lock the driving arm; when the supporting plate is closed, the second driving part drives the release hook to release the driving arm, and the first driving part drives the driving arm to reset and drives the supporting plate to close.

3. The accessible hidden ramp device before threshold of claim 2, wherein the bottom plate is hinged to a hinge plate, the hinge plate is provided with a blade shaft, and the driving arm drives the hinge plate to turn over through the blade shaft, so as to open and close the supporting plate.

4. An unobstructed hidden before-threshold ramp device according to claim 3, wherein said drive arm includes a drive shaft, a paddle and a chuck, said drive shaft being hingedly mounted to said first housing; the shifting piece is arranged at the first end part of the driving shaft, a strip-shaped hole is formed in the shifting piece, and the shifting piece shaft is arranged in the strip-shaped hole in a matching manner; the first end setting of chuck is in on the drive shaft, the second end of chuck is provided with the card axle, the card axle with the release hook corresponds, drive shaft, plectrum and chuck synchronous rotation action.

5. The accessible hidden ramp device before threshold of claim 4, wherein the first driving portion comprises a return torsion spring and a first rope, the return torsion spring is sleeved on the driving shaft, and two working ends of the return torsion spring are respectively connected with the chuck and the first housing; the first end of the first rope is connected with the chuck, and the second end of the first rope is led out through the guide pipe;

the second driving part comprises a second rope, the first end of the second rope is connected with the second end of the release hook, and the second end of the second rope is led out through the guide pipe;

and handles are arranged at the second ends of the first rope and the second rope.

6. The accessible hidden ramp device before threshold according to claim 5, wherein the second driving portion further comprises an electromagnet, the electromagnet is disposed at the second end of the release hook, an attraction plate is disposed on a first housing corresponding to the electromagnet, a micro switch is disposed in the first housing, and the micro switch detects that the chuck is rotated to the right position and turns on the electromagnet.

7. An unobstructed hidden before-threshold ramp device according to claim 5 or 6, wherein a rotary damper is provided between said drive shaft and said first housing; springs are arranged on the first rope between the chuck and the corresponding guide pipe and on the second rope between the release hook and the corresponding guide pipe.

8. The clear hidden before-threshold ramp device of claim 5 or 6, further comprising a second housing; a slide way and a guide rod are arranged in the second shell, slide blocks are arranged on the slide way and the guide rod in a matching manner, a spring is sleeved on the guide rod, the second end part of the first rope is connected with the slide blocks, two groups of third ropes are also arranged in the second shell, the first end parts of the third ropes are connected with the slide blocks, and the second end parts of the third ropes are connected with handles;

a second end of the second cable and corresponding guide tube extend onto the second housing.

9. The accessible hidden ramp before threshold of claim 4, wherein the first housing is provided with an arc-shaped through slot, two ends of the latch shaft are engaged with and locked in the arc-shaped through slot, and the bottom of the first housing is provided with a releaser fixing plate.

10. The accessible hidden before-threshold ramp device of claim 2, wherein the first driving portion is a rotating motor, and the rotating motor drives the driving arm to rotate; the second driving portion is an electric push rod, and the electric push rod is arranged between the second end portion of the release hook and the first shell.

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