CN214317548U

CN214317548U - Stool capable of walking

Info

Publication number: CN214317548U
Application number: CN202120287500.3U
Authority: CN
Inventors: 张江红
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-02-02
Filing date: 2021-02-02
Publication date: 2021-10-01
Anticipated expiration: 2031-02-02

Abstract

The utility model discloses a stool capable of walking, which comprises a vertical rod, two lifting devices, two supporting devices and two moving devices; the lifting device is movably connected to the upright rod, and the moving device is movably sleeved on the lifting device; the supporting device is connected with the moving device through a rotating bearing. The utility model discloses beneficial effect who has: 1. the utility model realizes the transfer of the whole device and the transfer of the user along with the device by using the left and the right footstools in turn, thereby not only saving time, but also saving strength; 2. the utility model avoids the frequent up and down stools of users, and can avoid the potential safety hazard in the up-and-down process to a certain extent; 3. the utility model discloses can dismantle, weight is lighter, and the size is less, has the advantage of facilitate the use, transport and depositing.

Description

Stool capable of walking

Technical Field

The utility model belongs to the technical field of daily life apparatus and specifically relates to a stool that can walk.

Background

In daily life, the stool is an essential tool in our life, can help people sit down to rest, and can also assist people in ascending work, such as cleaning dust at high places.

In the cleaning process, more than one place of dust is probably aimed at, so that the stool needs to be moved back and forth to transfer the position, time and labor are wasted, and the user frequently climbs up and down, so that the safety risk is increased.

SUMMERY OF THE UTILITY MODEL

The utility model provides a technical problem be, for solving the defect that exists in the background art, provide the stool that the user just can produce the displacement with manpower self-actuated control direction standing on the stool now.

The utility model adopts the technical proposal that: comprises a vertical rod, two lifting devices, two supporting devices and two moving devices; the lifting device is movably connected to the upright rod, and the moving device is movably sleeved on the lifting device; the supporting device is connected with the moving device through a bearing;

the lifting device comprises a spring a, a ball bearing a and a ball bearing b, and the ball bearing b is sleeved on the surface of the vertical rod; the ball bearing a is movably sleeved on the vertical rod; the spring a surrounds the surface of the upright rod; one end of the spring a is fixedly connected to the surface of the ball bearing b, and the other end of the spring a is fixedly connected with the surface of the ball bearing a; the two lifting devices are symmetrically arranged around a certain point on the vertical rod;

the moving device comprises a spring b, a connecting rod, a sliding rod and a ball bearing a, wherein one end of the connecting rod is fixedly connected to the surface of the ball bearing a, and the other end of the connecting rod is sleeved in a sliding rod cavity; the spring b is positioned in a common cavity of the connecting rod and the sliding rod, one end of the spring b is fixedly connected to the center of the bottom wall of the adjacent end of the connecting rod and the ball bearing a, and the other end of the spring b is reversely and fixedly connected to the center of the bottom wall of the sliding rod; the contact surface of the sliding rod and the connecting rod is provided with a sliding device;

the supporting device comprises an upper stool plate, a lower stool plate, a rotating shaft and a rotating bearing, and the surface of the rotating bearing is fixedly connected with the sliding rod; a rotating shaft is arranged in the rotating bearing; the top end of the rotating shaft is connected with the upper stool plate in a threaded manner, and the bottom end of the rotating shaft is connected with the lower stool plate in a threaded manner.

As a further improvement of the utility model, a rotating rod is arranged in the inner cavity of the upright stanchion; the top end of the rotating rod extends out of the top end of the upright rod, and the bottom end of the rotating rod is connected with the upright rod through a rotating bearing; the rotating bearing is fixedly connected to the bottom of the vertical rod.

As a further improvement of the utility model, a lock catch is arranged on the rotating rod; the lock catch comprises an iron plate, and the iron plate penetrates through the vertical rod and is vertical to the vertical rod; the center of the iron plate is fixedly connected with the upright rod; two ends of the iron plate extend to the inner sides of the left upper stool plate and the right upper stool plate, and two ends of the iron plate are fixedly connected with iron sheets respectively; the iron sheet is provided with an arc-shaped plate; the inner concave surface of the arc-shaped plate is fixedly connected with the iron sheet.

As a further improvement of the utility model, an arc-shaped notch is arranged at one corner of the upper stool plate adjacent to the upright stanchion, and a lock catch cavity is arranged on the arc-shaped notch; the shapes of the arc-shaped notch and the lock catch cavity are matched with the shape of the lock catch.

As a further improvement of the utility model, when the upper stool plate is at the lowest point, the lock catch and the lock catch cavity are positioned on the same horizontal plane.

As a further improvement, the pole setting surface is equipped with the slide rail, the slide rail suits with ball bearing a displacement distance.

As a further improvement, the contact surface of the ball bearing a and the slide rail is provided with a roller, and the roller is matched with the slide rail.

As a further improvement of the utility model, the area of the lower stool plate surface is larger than that of the upper stool plate surface; and an anti-skid device is arranged at the bottom of the lower stool plate.

As a further improvement of the utility model, the pole setting bottom is equipped with the universal wheel, the universal wheel part extends to outside the pole setting pole body.

As a further improvement of the utility model, the upper stool plate, the lower stool plate and the rotating shaft are detachably connected.

The utility model discloses beneficial effect who has: 1. the utility model realizes that the user can complete the advance and retreat and the steering of the stool on the stool, thereby saving time and labor; 2. the utility model avoids the frequent up and down stools of users, and avoids the potential safety hazard in the process of climbing up and down to a certain extent; 3. the utility model discloses the size is less, and weight is lighter, and easy dismouting has the advantage of facilitate the use, transportation and depositing.

Drawings

Fig. 1 is a schematic view of the present invention.

Fig. 2 is a sectional view of the vertical rod and the peripheral components of the present invention.

Fig. 3 is a schematic view of the upper stool plate of the present invention.

Fig. 4 is a schematic view of the lock of the present invention.

Fig. 5 is a cross-sectional view showing the connection relationship between the connecting rod and the sliding rod of the present invention.

Shown in the figure: 1. the automatic lifting device comprises a rotating rod, 2 parts of a lock catch, 3 parts of an upper stool plate, 4 parts of a lower stool plate, 5 parts of springs a, 6 parts of springs b, 7 parts of a lock catch cavity, 8 parts of a vertical rod, 9 parts of a universal wheel, 10 parts of a connecting rod, 11 parts of a sliding rod, 12 parts of ball bearings a, 13 parts of ball bearings b, 14 parts of a rotating shaft, 15 parts of a rotating bearing, 16 parts of a supporting device, 17 parts of a lifting device, 18 parts of a moving device and 19 parts of a rotating bearing.

Detailed Description

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

As shown in fig. 1-5, the vertical rod 8 is provided with four ball bearings, namely a ball bearing b13, a ball bearing a12, a ball bearing a12 and a ball bearing b13 from top to bottom. A sliding device is arranged between the ball bearing a12 and the upright rod 8. The sliding device can slide up and down on the upright rod 8. The ball bearing b13 can rotate around the vertical rod 8 but cannot move up and down. A spring a5 is arranged between the ball bearing a12 and the adjacent ball bearing b13, one end of the spring a5 is fixedly connected to the surface of the ball bearing b13, the other end of the spring a5 is fixedly connected to the surface of the ball bearing a12, and a spring a5 surrounds the surface of the vertical rod 8.

Ball bearing b13 cup joints the surface at pole setting 8 for fix the height of spring a5 one end, and when ball bearing a12 and ball bearing b13 rotated, spring a5 can rotate in step, can release the moment of torsion that spring a5 produced in the use in step. The ball bearing a is movably sleeved on the surface of the upright rod 8 through the sliding block, and when the spring a5 is stressed or unstressed in the vertical direction, the ball bearing a12 can move up and down along with the spring a 5.

The surface of the ball bearing a12 is also fixedly connected with a hollow tubular connecting rod 10, the outer side of the connecting rod 10 is movably sleeved with a sliding rod 11, a cavity formed by the sliding rod 11 and the connecting rod 10 is internally provided with a spring b6, one end of the spring b6 is fixedly connected with the center of the bottom wall of the sliding rod 11, and the other end of the spring b6 is fixedly connected with the center of the bottom wall of the connecting rod 10. One end of the slide rod 11 is fixed on the surface of a rotary bearing 19, and the rotary bearing 19 can rotate around the rotating shaft 14 but cannot move up and down.

The upper stool plate 3 and the lower stool plate 4 form a footrest through a rotating shaft 14, the footrest lifting can cause a spring a5 to extend and contract through a ball bearing a12, and the extension and contraction of the spring a5 drives the ball bearing a12 to lift and the footrest to lift.

The foot stool has two left and right sides, corresponds user's left and right feet, and when the user played the body back at the left foot, the left foot stool was just stepped on and fallen to the ground, supported the user and the utility model discloses the weight of other components. At this time, the right footrest is still hung on the vertical rod and is separated from the ground, and the user can move the right footrest by using the right foot. Through using a foot bench, remove the mode of another foot bench, so relapse, realize the user and the utility model discloses a remove to realize the utility model discloses a walking function.

In the embodiment, the user rotates the rotating shaft 14, installs the upper stool plate 3 and the lower stool plate 4, and rotates the rotating rod 1 to make the lock catch 2 in the front and rear positions.

Then, the rotating rod 1 is held by hand, and the slide bar 11 is pressed by one foot, for example, the right slide bar 11 is pressed by the left foot, so that the right footrest is grounded. By means of the function of the ladder exerted by the sliding rod 11, a user can climb the upper stool plate 3 on the right side with the right foot, replay the body on the stool on the right side, and simultaneously hold the rotating rod 1 by hand, so that the stability and the safety feeling are improved.

If the user works on the spot, the user can step on the left footrest by stepping on the upper stool plate 3 of the left footrest without moving. Under the condition that two feet step on the left and right footstools simultaneously, the rotating rod 1 is rotated clockwise by about 90 degrees, and the lock catch 2 is locked. Then the left foot and the right foot continue to step on the left upper stool surface 3 and the right upper stool surface 3 respectively, and the work on the stool is started.

Need remove the utility model discloses the time, just lift up a foot, for example lift up left foot and remove left foot bench left, then rotate left foot bench. The leftward movement is to make the sliding rod 11 move leftward away from the connecting rod 10 and away from the upright 8, so as to lift the rotating space of the left footrest; the rotation of the left footrest rotates around the vertical rod 8. The movement and the rotational movement can be combined to form a forward or backward movement.

Similarly, the left foot and the right foot are alternated, the left foot is taken as a supporting leg, the left foot stool is taken as a supporting stool, and the right foot can be used for realizing the forward movement or the backward movement of the right foot stool.

The left and right footstools can advance and retreat through the combined motion of the movement and the rotation, and can also turn to, so long as the rotating effect is stronger than the moving effect.

By advancing and retreating and turning, the utility model is free in moving, thereby reaching any place desired by the user. When the user is in the utility model discloses walk to the destination after, just can rotate dwang 1, lock hasp 2 into hasp chamber 7, start work with relieved. When the transfer is needed again, the rotating rod 1 is rotated in the opposite direction, the lock catch 2 is released from the lock catch cavity 7, and the transfer capacity of the utility model can be recovered.

If the destination is changed too frequently, the lock 2 may not be used, but the user may sense the degree of stability of the left and right footstools with his or her feet, and adjust and maintain the stability of the footstools with his or her legs. In an emergency state, the user can jump away in time.

The utility model provides a universal wheel 9 provides the fulcrum for pole setting 8, and pole setting 8 provides the pillar for ball bearing a12 and ball bearing b13, and ball bearing a12 provides the fulcrum for the ottoman, has satisfied the demand that leaves ground in the ottoman transfer process.

The utility model discloses a control two footstools to and respectively for controlling each one set of elevating gear and mobile device of left and right sides of footstool service, realized when a footstool can not shift because using, another footstool always is in the liftoff state of easily shifting, in case the footstool that is used gets into idle state, just can resume liftoff state by oneself moreover. Through the rotation of user state and idle state on two footstools, just can shift these two footstools in turn to realize the utility model discloses a wholly shift and the above-mentioned user shifts thereupon.

The upright 8 is displaced with the footstool to be displaced, and the lower universal wheel 9 is used for reducing the friction force applied to the upright 8 during the displacement. The castor 9, in addition to bearing the weight of the upright 8 and of the footstool to be transferred, bears the downward pressure transmitted by the spring a5 during the transfer, this pressure being a fraction of the weight of the user and of the footstool being used. Considering that the upright 8 may be difficult to transfer automatically with the footstool to be transferred, the turning lever 1 is designed so that the user can assist the transfer of the upright 8 by hand with the aid of the turning lever 1.

The improvement is further that a rotating rod is arranged in the inner cavity of the upright rod; the top end of the rotating rod extends out of the top end of the upright rod, and the bottom end of the rotating rod is connected with the upright rod through a rotating bearing; the rotating bearing is fixedly connected to the bottom end of the vertical rod. The part that the dwang extends the pole setting body of rod can be used for as the handrail, is using for the user the utility model discloses an in-process provides certain holding power and a safety guarantee.

The rotating rod is further improved, and a lock catch is arranged on the rotating rod; the lock catch comprises an iron plate, and two ends of the iron plate penetrate through the vertical rod and are perpendicular to the vertical rod; the center of the iron plate is fixedly connected with the upright rod; two ends of the iron plate extend to the inner sides of the left upper stool plate and the right upper stool plate and are fixedly connected with iron sheets respectively; the iron sheet is provided with an arc-shaped plate; the inner concave surface of the arc-shaped plate is fixedly connected with the iron sheet.

Drive the rotation of hasp through the dwang, make the utility model discloses when need not the walking, advance the hasp intracavity with the hasp card, let about two go up the bench board even as an organic whole, stability between the bench board is gone up in the reinforcing, thereby the reinforcing the utility model discloses holistic stability provides the safety guarantee as far as possible for the user.

Further improved, an arc-shaped notch is formed in one corner, adjacent to the upright rod, of the upper stool plate, and a lock catch cavity is formed in the arc-shaped notch; the shapes of the arc-shaped notch and the lock catch cavity are matched with the shape of the lock catch.

The improved structure is characterized in that the upper stool plate is stressed, and when the lower stool plate is contacted with the ground, the lock catch and the lock catch cavity are positioned on the same horizontal plane. The lock catch can smoothly enter the lock catch cavity when rotating.

Further improve, the pole setting surface is equipped with the slide rail, the slide rail suits with ball bearing a displacement distance. The friction force between the ball bearing a and the surface of the upright rod is reduced, so that the ball bearing a slides more smoothly when the upper stool plate is stressed, and the maximum moving range is ensured.

Further improve, ball bearing a is equipped with the gyro wheel with the slide rail contact surface, gyro wheel and slide rail looks adaptation. Further reduce friction, prolong the life of device, prolong maintenance cycle, reduce the maintenance cost.

The area of the lower stool plate surface is larger than that of the upper stool plate surface; the bottom of the lower stool plate is provided with an antiskid device. The lower stool plate is the foundation for the user to stand on foot, the area (the foundation for supporting the whole device is the universal wheel) must meet the requirements of the user on stability and safety in ascending work, but if the area is too large, the weight of the whole device and the footstool can be increased, and the transportation and the transfer of the user to the footstool in the using process are inconvenient. The anti-skid device is added to increase the friction between the lower stool plate and the ground, so that the stability and the safety are further improved.

The improved vertical rod is further improved, the bottom of the vertical rod is provided with universal wheels, and the parts of the universal wheels extend out of the vertical rod body. Helping the upright to move along with the footstool or the rotating rod.

Further improved, the upper stool plate, the lower stool plate and the rotating shaft are detachably connected. Make the utility model discloses convenient dismantlement, portable, transportation and deposit. Does not occupy the space of the user.

The beneficial effects are as follows: the utility model discloses a user provides the stool that can walk by oneself, and the user needn't go up and down, also needn't move the stool, alright in order to realize the transfer of self and stool, not only can save physical power, can save time moreover.

In addition to these two obvious advantages, the third advantage is that it is light in weight, detachable, small in size, convenient to use, transport and store; the fourth advantage is that the safety risk of the user in the process of frequently mounting and dismounting the stool can be reduced.

It should be known to those skilled in the art that the protection scheme of the present invention is not limited to the above-mentioned embodiments, and various permutations, combinations and transformations can be performed on the basis of the above-mentioned embodiments, without violating the spirit of the present invention, all the transformations performed by the present invention fall within the protection scope of the present invention.

Claims

1. A stool capable of walking is characterized in that: comprises a vertical rod (8), two lifting devices (17), two supporting devices (16) and two moving devices (18); the lifting device (17) is movably connected to the upright rod (8), and the moving device (18) is movably sleeved on the lifting device (17); the supporting device (16) is connected with the moving device (18) through a bearing;

the lifting device (17) comprises a spring a (5), a ball bearing a (12) and a ball bearing b (13), and the ball bearing b (13) is sleeved on the surface of the vertical rod (8); the ball bearing a (12) is movably sleeved on the vertical rod (8); the spring a (5) surrounds the surface of the upright rod (8); one end of the spring a (5) is fixedly connected to the surface of the ball bearing b (13), and the other end of the spring a (5) is fixedly connected with the surface of the ball bearing a (12); the two lifting devices (17) are symmetrically arranged around a certain point on the vertical rod (8);

the moving device (18) comprises a spring b (6), a connecting rod (10), a sliding rod (11) and a ball bearing a (12), one end of the connecting rod (10) is fixedly connected to the surface of the ball bearing a (12), and the other end of the connecting rod is sleeved in a cavity of the sliding rod (11); the spring b (6) is positioned in a common cavity of the connecting rod (10) and the sliding rod (11), one end of the spring b (6) is fixedly connected to the center of the bottom wall of the connecting rod (10) at the end adjacent to the ball bearing a (12), and the other end of the spring b (6) is reversely fixedly connected to the center of the bottom wall of the sliding rod (11); a sliding device is arranged on the contact surface of the sliding rod (11) and the connecting rod (10);

the supporting device (16) comprises an upper stool plate (3), a lower stool plate (4), a rotating shaft (14) and a rotating bearing (19), and the surface of the rotating bearing (19) is fixedly connected with the sliding rod (11); a rotating shaft (14) is arranged in the rotating bearing (19); the top end of the rotating shaft (14) is connected with the upper stool plate (3) in a threaded manner, and the bottom end of the rotating shaft is connected with the lower stool plate (4) in a threaded manner.

2. The stool of claim 1, wherein: a rotating rod (1) is arranged in the inner cavity of the upright rod (8); the top end of the rotating rod (1) extends out of the top end of the upright rod (8), and the bottom end of the rotating rod is connected with the upright rod (8) through a rotating bearing (15); and the rotating bearing (15) is fixedly connected to the bottom of the upright rod (8).

3. The stool of claim 2, wherein: the rotating rod (1) is provided with a lock catch (2); the lock catch (2) comprises an iron plate (21), and two ends of the iron plate (21) penetrate through the vertical rod (8) and are perpendicular to the vertical rod (8); the center of the iron plate (21) is fixedly connected with the upright rod (8); two ends of the iron plate (21) extend to the inner sides of the left upper stool plate and the right upper stool plate (3), and two ends of the iron plate (21) are fixedly connected with iron sheets (22) respectively; an arc-shaped plate (23) is arranged on the iron sheet (22); the concave surface of the arc-shaped plate (23) is fixedly connected with the iron sheet (22).

4. The walkable stool as set forth in claim 3, wherein: an arc-shaped notch is formed in one corner, adjacent to the upright rod (8), of the upper stool plate (3), and a lock catch cavity (7) is formed in the arc-shaped notch; the shapes of the arc-shaped notch and the lock catch cavity (7) are both adapted to the shape of the lock catch (2).

5. The walkable stool as set forth in claim 4, wherein: the upper stool plate (3) is stressed, and when the lower stool plate (4) is contacted with the ground, the lock catch (2) and the lock catch cavity (7) are positioned on the same horizontal plane.

6. The stool of claim 1, wherein: the surface of the vertical rod (8) is provided with a slide rail, and the slide rail is adapted to the displacement distance of the ball bearing a (12).

7. The walkable stool as set forth in claim 6, wherein: and the contact surface of the ball bearing a (12) and the sliding rail is provided with a roller, and the roller is matched with the sliding rail.

8. The stool of claim 1, wherein: the area of the lower stool plate (4) is larger than that of the upper stool plate (3); the bottom of the lower stool plate (4) is provided with an antiskid device.

9. The walkable stool as set forth in claim 8, wherein: the bottom of the vertical rod (8) is provided with a universal wheel (9), and the part of the universal wheel (9) extends out of the rod body of the vertical rod (8).

10. The stool as claimed in any one of claims 1 to 9, wherein: the upper stool plate (3), the lower stool plate (4) and the rotating shaft (14) are detachably connected.