CN210186438U - Step-by-step operated amusement device for children - Google Patents
Step-by-step operated amusement device for children Download PDFInfo
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- CN210186438U CN210186438U CN201920177778.8U CN201920177778U CN210186438U CN 210186438 U CN210186438 U CN 210186438U CN 201920177778 U CN201920177778 U CN 201920177778U CN 210186438 U CN210186438 U CN 210186438U
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Abstract
The utility model discloses a children entertainment device operated in one step, which comprises an upper enclosing frame component, a stand column component and a base component, wherein the upper enclosing frame component is provided with an upper frame pipe hinged with the stand column component, the base component comprises a base and a base pipe, two ends of the base pipe are respectively hinged with the base and the stand column component, the base pipe is also connected with the upper frame pipe through a linkage piece, the base pipe is a split sleeve component and comprises a base outer pipe and a base inner pipe, one end of the base inner pipe is inserted into the base outer pipe, the base inner pipe and the base outer pipe can slide relatively in the axial direction, the other end of the base inner pipe is hinged with the linkage piece, the hinging point is a rotating point F, two ends of the base outer pipe are respectively hinged with the bottom ends of the base and the stand column component, the hinging point of the base outer pipe and the stand column component is a rotating point E, the rotation point E is closer to the base than the rotation point F. The device simple structure only needs one step operation can realize expanding or drawing in.
Description
Technical Field
The utility model relates to a children's amusement equipment specifically indicates the amusement device is used to children of one-step operation.
Background
The entertainment device for children generally comprises an upper enclosing frame assembly, a stand column assembly and a base assembly, wherein the upper enclosing frame assembly is provided with an upper frame tube, the stand column assembly comprises three or more stand column outer tubes, the number of the stand column outer tubes is usually four, the base assembly comprises a base and a base tube, two ends of the base tube are respectively connected with the base and the stand column assembly, and the upper frame tube is also connected with the stand column assembly. The whole device consists of a frame rod, is unfolded when in use, and needs to be folded when not in use so as to reduce the occupied space.
Because the base tube and the upper frame tube are folded when the entertainment device is folded for children, the base tube and the upper frame tube are generally hinged with the outer tube of the upright post, and the base tube and the upper frame tube are folded by taking a hinged point as a rotating point. However, the base tube and the upper frame tube are three or more than three, so that the base tube and the upper frame tube need to be operated one by one when being folded, and time and labor are wasted.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a children of one step operation use entertainment device, the device simple structure only needs one step operation just can realize the expansion or draw in of device.
The above object of the present invention is achieved by the following technical solutions: the entertainment device for children operated in one step comprises an upper enclosing frame assembly, an upright post assembly and a base assembly, wherein the upper enclosing frame assembly is provided with an upper frame pipe hinged with the upright post assembly, the base assembly comprises a base and a base pipe, two ends of the base pipe are respectively hinged with the base and the upright post assembly, the base pipe is also connected with the upper frame pipe through a linkage piece, and the base pipe, the linkage piece and the upper frame pipe are driven to be linked by applying downward pressure or upward pulling force to the base so as to realize the unfolding or folding of the device; the method is characterized in that: the base pipe is a split type sleeve assembly and comprises a base outer pipe and a base inner pipe, one end of the base inner pipe is inserted into the base outer pipe, the base inner pipe and the base outer pipe can slide relatively in the axial direction, the other end of the base inner pipe is hinged to the linkage part, the hinged point is a rotating point F, two ends of the base outer pipe are hinged to the bottom ends of the base and the stand column assembly respectively, the hinged point of the base outer pipe and the stand column assembly is a rotating point E, and the rotating point E is close to the base than the rotating point F.
When the device is unfolded or folded, the base drives the base outer pipe to rotate by taking the rotating point E as an axis, so as to drive the base inner pipe to synchronously rotate, the rotation of the base inner pipe drives the linkage piece to move upwards or downwards, the linkage piece drives the base inner pipe to retract or pull out towards the base outer pipe, the base inner pipe retracts or pulls out and simultaneously rotates by taking the rotating point F as the axis, so that the base pipe is unfolded or folded, and when the base pipe is unfolded or folded, the upper frame pipe is driven to synchronously unfold or fold by the linkage piece, so that the whole device is unfolded or folded.
The utility model discloses a seat pipe adopts split type sleeve structure in the device, when expanding, through exerting pressure to the top of base, the base drives the base outer tube and uses rotation point E to be anticlockwise rotary motion as the axle center, drives linkage synchronous rotation when the base outer tube is rotatory. Because the base inner tube is hinged with the linkage piece, the linkage piece moves upwards due to the rotation movement of the base inner tube. The upward movement of the linkage piece drives the base inner tube to retract towards the base outer tube, and the base inner tube rotates anticlockwise by taking the rotating point F as an axis when retracting, so that the base tube is unfolded. When the folding device needs to be folded, the base is pulled upwards, so that the restraint of the outer pipe of the base is unlocked. And continuously pulling up the base to drive the outer base pipe and the inner base pipe to rotate upwards clockwise by taking the rotating point E as an axis. The linkage piece moves downwards due to the rotation movement of the base inner pipe, the base inner pipe is driven to be pulled out from the base outer pipe by the downward movement of the linkage piece, and the base inner pipe can rotate clockwise by taking the rotation point F as an axis when being pulled out, so that the base pipe is folded. In the process of unfolding or folding the base pipe, the upper frame pipe of the upper surrounding frame assembly is hinged with the upright post assembly and is also unfolded or folded synchronously with the base pipe under the driving of the linkage piece, so that the whole device is unfolded or folded.
The utility model discloses in, it is equipped with the external member to add between base inner tube and the base outer tube to reduce the friction between the interior outer tube, the inside at the base outer tube is fixed to the external member, and suit base inner tube.
As a preferred embodiment, the sleeve is a plastic sleeve, so that the sleeve is convenient to machine and form and can reduce friction force.
In the utility model, the upper frame pipe is a split pipe and is composed of two sections of pipe sections hinged in the middle, which is convenient for the upper frame pipe to be folded in at the middle hinge point when folded,
in the utility model, the upright post component comprises a joint cover upright post outer tube and a support leg, the joint cover is fixedly connected with the top end of the upright post outer tube, and the bottom end of the upright post outer tube is fixedly inserted on the support leg; the base outer tube is hinged with the support leg, the hinged point is the rotating point E, the linkage part is an upright post inner connecting rod which is positioned in the upright post outer tube and can move up and down in the upright post outer tube along the axial direction of the upright post outer tube; the base inner tube is hinged with the bottom end of the inner connecting rod of the upright column, and the hinged point is the rotating point F.
In the utility model, the bottom end of the upright post internal connecting rod is provided with a bending part, and the base inner tube is hinged with the bending part; the lower end of the upright post outer pipe is provided with a groove for the bent part of the upright post inner connecting rod to pass through, and a vacant position is reserved for the movement of the bent part of the upright post inner connecting rod.
In the utility model, the upper frame tube is hinged with the joint cover, the hinged point is a rotating point N, the upper end of the upright post inner connecting rod is provided with a fixed supporting piece on the left side and the right side, the upper end of the upright post outer tube is provided with a groove for the supporting piece to pass through, and a vacancy is reserved for the supporting piece to move; a groove is formed below the upper frame tube, the top ends of the two supporting pieces extend into the upper frame tube through the groove, and the top ends of the supporting pieces can axially slide in the upper frame tube.
The utility model discloses in, support piece is the support iron sheet that the slant set up, and the contained angle between two support piece projections on the horizontal plane becomes 90 to enclose the last frame pipe of frame subassembly on corresponding.
As a priority scheme, the top of supporting the iron sheet still articulates there is last frame pipe slider, and the pin joint is rotation point M, rotation point N is close to the joint lid than rotation point M, and the position of rotation point M moves along with the position removal of last frame pipe slider in last frame pipe, the outside profile of going up frame pipe slider is laminated with the inner tube wall of last frame pipe mutually, when the support iron sheet slides in last frame pipe inside, it can play the slip guide effect to go up frame pipe slider.
In the upward movement process of the connecting rod in the upright post of the linkage piece, the supporting piece also moves upward and slides in the direction close to the rotating point N in the upper frame tube while moving upward, the supporting piece transmits power to the upper frame tube through the rotating point M, and drives the upper frame tube to rotate clockwise upward by taking the rotating point N as an axis, namely the upper frame tube realizes unfolding action. In the process of downward movement of the rod in the upright post of the linkage piece, the support piece also moves downward and slides in the direction away from the rotating point N in the upper frame tube while moving upward, the support piece transmits power to the upper frame tube through the rotating point M to drive the upper frame tube to do upward anticlockwise rotation movement by taking the rotating point N as an axis, and the upper frame tube is folded.
More preferred scheme, the top of supporting the iron sheet still articulates there is the gyro wheel to reduce the friction between supporting the iron sheet and the last frame pipe when sliding.
The device of the utility model comprises an upper enclosing frame component, a stand column component and a base component, wherein the drawing process is to apply upward pulling force on a base in the base component to drive a base pipe to be drawn in, and the base pipe drives a linkage piece inside a stand column outer pipe to move upwards so as to finally drive the upper frame pipe of the upper enclosing frame component to be drawn in; the unfolding process applies downward pressure to the base, and the upper frame tube of the upper enclosing frame assembly and the base tube of the base assembly are driven to unfold through the linkage piece. No matter in the folding process or in the unfolding process, a user only needs to operate the base in the base assembly in one step, and the folding device is simple and convenient.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a view showing a developed state of the amusement device for children of the present invention;
FIG. 2 is a fully folded state of the amusement device for children of the present invention;
FIG. 3 is a view showing a development state of the amusement device for children according to the present invention with a partial explosion;
FIG. 4 is a partially cut-away expanded view of the child entertainment device of the present invention;
FIG. 5 is an enlarged view of section I of FIG. 4;
FIG. 6 is an enlarged view of section II of FIG. 4;
FIG. 7 is a partially cut-away, semi-expanded, semi-collapsed view of the child entertainment device of the present invention;
FIG. 8 is an enlarged view of section III of FIG. 7;
FIG. 9 is an enlarged view of the portion IV of FIG. 7;
FIG. 10 is a partially cut-away, fully collapsed position of the child entertainment device of the present invention;
FIG. 11 is an enlarged view of section V of FIG. 10;
fig. 12 is an enlarged view of the vi portion of fig. 10.
Detailed Description
The amusement device for children operated in one step as shown in fig. 1 to 12 includes an upper frame assembly a, a pillar assembly B, and a base assembly C, the upper frame assembly a has a first upper frame tube a11 and a second upper frame tube a21 hinged to the pillar assembly B, the first upper frame tube a11 and the second upper frame tube a21 are split tubes composed of two segments hinged in the middle, so that the first upper frame tube a11 and the second upper frame tube a21 are folded at a middle hinge point when folded, the base assembly C includes a base C2 and a base tube, the base C2 has a pull rope C21, both ends of the base tube are hinged to a base C2 and the pillar assembly B, the base tube is further linked to the first upper frame tube a11 and the second upper frame tube a21 by a linking member, the base tube C2 is driven by applying downward pressure or upward tension to the base tube, the linking member 11 and the second upper frame tube a21, to effect deployment or retraction of the device.
The upright post component B comprises a joint cover B11, an upright post outer tube B12 and a supporting leg B13, wherein the joint cover B11 is fixedly connected with the top end of the upright post outer tube B12, and the bottom end of the upright post outer tube B12 is fixedly inserted on the supporting leg B13. The column outer tube B12 has four, or three or more than three vertical rods can be used.
The base tube is a split sleeve assembly and comprises a base outer tube C11 and a base inner tube C13, one end of a base inner tube C13 is inserted into the base outer tube C11, the base inner tube C13 and the base outer tube C11 can slide relatively in the axial direction, the other end of the base inner tube C13 is hinged with a linkage piece, the linkage piece is a column inner connecting rod B21, the column inner connecting rod B21 is located in a column outer tube B12, and the column inner connecting rod B21 can move up and down in the column outer tube B12 along the axial direction of the column outer tube B12; the base inner tube C13 is articulated mutually with the bottom of stand in-connection pole B21, and the pin joint is rotation point F, and concrete hinge structure is: the bottom end of the pillar inner connecting rod B21 has a bending part B213, and the base inner tube C13 is hinged with the bending part B213; the lower end of pillar outer tube B12 is slotted to allow bending portion B213 of pillar inner connecting rod B21 to pass through and allow room for bending portion B213 of pillar inner connecting rod B21 to move. The position of the rotation point F moves with the vertical movement of the pillar inner connecting rod B21, and the position changes.
The two ends of the outer base pipe C11 are hinged to the bottom ends of the base C2 and the upright post component B respectively, the outer base pipe C11 is hinged to the supporting leg B13 of the upright post component B, the hinged point is a rotating point E, the position of the rotating point E is fixed, and the rotating point E is close to the base C2 compared with the rotating point F.
When the device is unfolded or folded, the base C2 drives the base outer tube C11 to rotate by taking the rotating point E as an axis, and further drives the base inner tube C13 to synchronously rotate, the rotation of the base inner tube C13 drives the linkage piece to move upwards or downwards, the linkage piece drives the base inner tube C13 to retract or pull out from the base outer tube C11, the base inner tube C13 retracts or pulls out and simultaneously rotates by taking the rotating point F as the axis, so that the base tube is unfolded or folded, and when the base tube is unfolded or folded, the linkage piece drives the first upper frame tube A11 and the second upper frame tube A21 to synchronously unfold or fold, so that the whole device is unfolded or folded.
In this embodiment, a sleeve member is additionally installed between the inner base tube C13 and the outer base tube C11, the sleeve member is a plastic sleeve C12 to reduce friction between the inner tube and the outer tube, and the sleeve member is fixed inside the outer base tube C11 and sleeved on the inner base tube C13.
In this embodiment, the first upper frame tube a11 and the second upper frame tube a21 are hinged to the joint cover B11, the hinge point is a rotation point N, the position of the rotation point N is fixed, the upper end of the pillar inner connecting rod B21 is provided with a fixed supporting member on each of the left and right sides, the supporting members are a first supporting iron sheet B211 and a second supporting iron sheet B212 which are obliquely arranged, the upper end of the pillar outer tube B12 is provided with a groove for the supporting member to pass through, and a vacant position is reserved for the supporting member to move; grooves are formed below the first upper frame tube A11 and the second upper frame tube A21, the top ends of the two supporting pieces extend into the first upper frame tube A11 and the second upper frame tube A21 through the grooves, the top ends of the supporting pieces can axially slide in the first upper frame tube A11 and the second upper frame tube A21, and an included angle formed by the projections of the two supporting pieces on the horizontal plane is 90 degrees so as to correspond to the first upper frame tube A11 and the second upper frame tube A21 of the upper enclosure frame assembly A.
As a preferable scheme: the top ends of the first supporting iron sheet B211 and the second supporting iron sheet B212 are further hinged with a first upper frame tube sliding block a12 and a second upper frame tube sliding block a22, the hinge point is a rotation point M, the rotation point N is closer to the joint cover B11 than the rotation point M, the position of the rotation point M moves along with the position movement of the first upper frame tube sliding block a12 and the second upper frame tube sliding block a22 in the first upper frame tube a11 and the second upper frame tube a21, at the rotation point M, the supporting piece transmits power to the first upper frame tube a11 and the second upper frame tube a21, and drives the first upper frame tube a11 and the second upper frame tube a21 to rotate by taking the rotation point N as an axis. The outer contours of the first upper frame tube slide block A12 and the second upper frame tube slide block A22 are attached to the inner tube walls of the first upper frame tube A11 and the second upper frame tube A21, and when the supporting iron sheet slides in the first upper frame tube A11 and the second upper frame tube A21, the upper frame tube slide blocks A11 and A21 can play a role in sliding guide. More preferred embodiments are: the top ends of the first supporting iron sheet B211 and the second supporting iron sheet B212 are hinged with rollers to reduce friction between the first supporting iron sheet B211 and the second supporting iron sheet B212 and the first upper frame tube A11 and between the first supporting iron sheet B211 and the second supporting iron sheet B212 and the second upper frame tube A21 during sliding.
The process of the one-step opening function of the present invention is shown in fig. 12 → fig. 5 → fig. 4.
When the child entertainment device is in the folded state as shown in fig. 2, the user applies pressure to the top of the base C2 with his hand, the base C2 drives the outer base tube C11 to rotate counterclockwise around the rotation point E, and the outer base tube C11 drives the inner base tube C13 to rotate synchronously. Because the base inner tube C13 is hinged to the column inner connecting rod B21, the rotation of the base inner tube C13 causes the column inner connecting rod B21 to move upward in the column outer tube B12. The upward movement of the column inner connecting rod B21 drives the base inner tube C13 to retract towards the base outer tube C11, the base inner tube C13 also rotates counterclockwise around the rotation point F as the axis during retraction, and a plastic sleeve C12 is additionally arranged between the base inner tube C13 and the base outer tube C11 to reduce the friction between the inner tube and the outer tube. The plastic sleeve C12 is fixed inside the outer base tube C11 and is sleeved outside the inner base tube C13 directly.
In the upward movement process of the pillar inner connecting rod B21, the left and right first supporting iron sheets B211 and the second supporting iron sheets B212 drive the first upper frame tube slide block a12 and the second upper frame tube slide block a22 to move upward, when the first upper frame tube slide block a12 and the second upper frame tube slide block a22 move upward, the first upper frame tube slide block a12 and the second upper frame tube slide block a22 slide in the direction approaching the rotation point N inside the first upper frame tube a11 and the second upper frame tube a21, the first upper frame tube slide block a12 and the second upper frame tube slide block a22 transmit power to the first upper frame tube a11 and the second upper frame tube a21 through the rotation point M, and drive the first upper frame tube a11 and the second upper frame tube a21 to rotate upward clockwise with the rotation point N as an axis, that is, the first upper frame tube a11 and the second upper frame tube a21 realize the unfolding action. Base C2 moves downward and the user continues to press downward until the base tube is fully open, level, and the child entertainment device is in its final open position, and opening is complete.
The process of the one-step furling function of the present invention is shown in fig. 4 → fig. 5 → fig. 12.
With the child entertainment device in the open position as shown in fig. 1, the user pulls upwardly on the base C2 via the pull cord C21 to unlock the restraint of the base outer tube C11. The base C2 is continuously pulled upwards to drive the base outer tube C11 and the base inner tube C13 to rotate upwards clockwise around the rotation point E. The rotation of the base inner tube C13 causes the column inner connecting rod B21 to move downward within the column outer tube B12. The downward movement of the pillar inner connecting rod B21 pulls the base inner tube C13 out of the base outer tube C11, and the base inner tube C13 also rotates clockwise around the rotation point F.
In the process of downward movement of the upright post inner connecting rod B21, the left and right first supporting iron sheets B211 and the second supporting iron sheet B212 drive the upper frame tube sliding blocks A21 and A22 to move downward. When the upper frame tube sliders a21 and a22 move downward, the first upper frame tube a11 and the second upper frame tube a21 slide in a direction away from the rotation point N, and the first upper frame tube slider a12 and the second upper frame tube slider a22 transmit power to the first upper frame tube a11 and the second upper frame tube a21 through the rotation point M, so that the first upper frame tube a11 and the second upper frame tube a21 are driven to rotate downward counterclockwise around the rotation point N, that is, the first upper frame tube a11 and the second upper frame tube a21 are closed. The base C2 continues to move upward and the user continues to pull upward until the base tube is near vertical, the child entertainment device is in a final collapsed state, and the child is completely collapsed with the entertainment device.
The above embodiments of the present invention are not right the utility model discloses the limited protection scope, the utility model discloses an embodiment is not limited to this, all kinds of basis according to the above-mentioned of the utility model discloses an under the above-mentioned basic technical thought prerequisite of the utility model, right according to ordinary technical knowledge and the conventional means in this field the modification, replacement or the change of other multiple forms that above-mentioned structure made all should fall within the protection scope of the utility model.
Claims (10)
1. The entertainment device for children operated in one step comprises an upper enclosing frame assembly (A), an upright post assembly (B) and a base assembly (C), wherein the upper enclosing frame assembly (A) is provided with a first upper frame tube (A11) and a second upper frame tube (A21) which are hinged with the upright post assembly (B), the base assembly (C) comprises a base (C2) and a base tube, two ends of the base tube are respectively hinged with the base (C2) and the upright post assembly (B), the base tube is also connected with the first upper frame tube (A11) and the second upper frame tube (A21) through a linkage piece, and the base tube, the linkage piece, the first upper frame tube (A11) and the second upper frame tube (A21) are driven to be linked by applying downward pressure or upward pulling force to the base (C2) so as to realize the unfolding or folding of the device; the method is characterized in that: the base pipe is a split sleeve assembly and comprises a base outer pipe (C11) and a base inner pipe (C13), one end of the base inner pipe (C13) is inserted into the base outer pipe (C11), the base inner pipe (C13) and the base outer pipe (C11) can slide relatively in the axial direction, the other end of the base inner pipe (C13) is hinged to the linkage component, the hinged point is a rotating point F, two ends of the base outer pipe (C11) are hinged to the bottom ends of the base (C2) and the stand column assembly (B), the hinged point of the base outer pipe (C11) and the stand column assembly (B) is a rotating point E, and the rotating point E is close to the base (C2) compared with the rotating point F.
2. The one-step-operated entertainment device for children of claim 1, characterized in that: a sleeve is additionally arranged between the base inner pipe (C13) and the base outer pipe (C11) to reduce friction between the inner pipe and the outer pipe, and the sleeve is fixed inside the base outer pipe (C11) and sleeved with the base inner pipe (C13).
3. The one-step-operated entertainment device for children of claim 2, characterized in that: the sleeve is a plastic sleeve (C12).
4. The one-step-operated entertainment device for children of claim 1, characterized in that: the first upper frame pipe (A11) and the second upper frame pipe (A21) are split pipes and are composed of two sections of pipe sections hinged in the middle.
5. The one-step-operated amusement device for children according to any one of claims 1 to 4, wherein: the upright post assembly (B) comprises a joint cover (B11), an upright post outer tube (B12) and a supporting leg (B13), wherein the joint cover (B11) is fixedly connected with the top end of the upright post outer tube (B12), and the bottom end of the upright post outer tube (B12) is fixedly inserted on the supporting leg (B13); the base outer pipe (C11) is hinged with the support leg (B13), the hinged point is the rotating point E, the linkage piece is a column inner connecting rod (B21), the column inner connecting rod (B21) is positioned in the column outer pipe (B12), and the column inner connecting rod (B21) can move up and down in the column outer pipe (B12) along the axial direction of the column outer pipe (B12); the base inner pipe (C13) is hinged with the bottom end of a column inner connecting rod (B21), and the hinged point is the rotating point F.
6. The one-step-operated entertainment device for children of claim 5, characterized in that: the bottom end of the upright post inner connecting rod (B21) is provided with a bent part (B213), and the base inner pipe (C13) is hinged with the bent part (B213); the lower end of the upright post outer pipe (B12) is provided with a groove for the bent part (B213) of the upright post inner connecting rod (B21) to pass through, and a vacant position is reserved for the movement of the bent part (B213) of the upright post inner connecting rod (B21).
7. The one-step-operated entertainment device for children of claim 5, characterized in that: the first upper frame tube (A11) and the second upper frame tube (A21) are hinged with a joint cover (B11), the hinged point is a rotating point N, the left side and the right side of the upper end of the upright post inner connecting rod (B21) are respectively provided with a fixed supporting piece, the upper end of the upright post outer tube (B12) is provided with a groove for the supporting pieces to pass through, and a vacant position is reserved for the movement of the supporting pieces; grooves are formed below the first upper frame tube (A11) and the second upper frame tube (A21), the top ends of the two supporting pieces extend into the first upper frame tube (A11) and the second upper frame tube (A21) through the grooves, and the top ends of the supporting pieces can axially slide in the first upper frame tube (A11) and the second upper frame tube (A21).
8. The one-step-operated entertainment device for children of claim 7, characterized in that: the support piece is the first support iron sheet (B211) that the slant set up, second support iron sheet (B212), and the contained angle between the projection of two support pieces on the horizontal plane becomes 90 to corresponding first upper frame pipe (A11), the second upper frame pipe (A21) of enclosing frame subassembly (A).
9. The one-step-operated entertainment device for children of claim 8, characterized in that: the top ends of the first supporting iron sheet (B211) and the second supporting iron sheet (B212) are further hinged with a first upper frame tube sliding block (A12) and a second upper frame tube sliding block (A22), the hinge point is a rotation point M, the rotation point N is close to a joint cover (B11) than the rotation point M, the position of the rotation point M moves along with the position movement of the first upper frame tube sliding block (A12) and the second upper frame tube sliding block (A22) in the first upper frame tube (A11) and the second upper frame tube (A21), the outer contours of the first upper frame tube sliding block (A12) and the second upper frame tube sliding block (A22) are attached to the inner tube walls of the first upper frame tube (A11) and the second upper frame tube (A21), and when the supporting iron sheets slide in the first upper frame tube (A11) and the second upper frame tube (A21), the upper frame tube sliding blocks (A11 and the A21) can slide.
10. The one-step-operated entertainment device for children of claim 8, characterized in that: the top ends of the first supporting iron sheet (B211) and the second supporting iron sheet (B212) are hinged with rollers to reduce friction between the first supporting iron sheet (B211) and the second supporting iron sheet (B212) and the first upper frame tube (A11) and the second upper frame tube (A21) during sliding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920177778.8U CN210186438U (en) | 2019-01-31 | 2019-01-31 | Step-by-step operated amusement device for children |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920177778.8U CN210186438U (en) | 2019-01-31 | 2019-01-31 | Step-by-step operated amusement device for children |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210186438U true CN210186438U (en) | 2020-03-27 |
Family
ID=69880562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920177778.8U Expired - Fee Related CN210186438U (en) | 2019-01-31 | 2019-01-31 | Step-by-step operated amusement device for children |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210186438U (en) |
-
2019
- 2019-01-31 CN CN201920177778.8U patent/CN210186438U/en not_active Expired - Fee Related
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