Baby stroller
Technical Field
The invention relates to the technical field of baby carriage equipment, in particular to a baby carriage.
Background
Most of the existing baby carriage equipment adopts the design of a push handle, a person needs to hold the push handle of the baby carriage and then carry the baby carriage to move, active braking and dragging of the person are needed when the baby carriage is braked in the process, so that the person cannot brake the baby carriage in the actual equipment using process in time, the baby carriage cannot be braked in time in an emergency, the safety of the baby carriage and the person in the baby carriage is difficult to ensure, the person needs to hold a handle and push the baby carriage in the pushing process of the baby carriage, a large amount of time and energy which are wasted by the person are caused to push the baby carriage, the baby carriage needs to be fully cared and needs to be time-consuming and labor-consuming due to the fact that the baby carriage needs to be pushed, the attention requirement on the person is high, if the person takes off the hands, the baby carriage can slide out uncontrollably.
Disclosure of Invention
The present invention is directed to a stroller that solves the above problems of the prior art.
The invention is realized by the following technical scheme: the baby stroller of the invention comprises a bracket, a through inner cavity is arranged in the bracket, an inner cavity is arranged in the bracket, a sliding block is arranged in the inner cavity in a sliding manner, a pulling handle is arranged at the top of the sliding block, the pulling handle is connected with the bracket in a sliding fit manner, an inner cavity is arranged in the bracket, a connecting rod is arranged on one side of the inner cavity, an outer side block is arranged on one side of the connecting rod, the outer side block is fixed with the connecting rod, a middle rotary drum is arranged in the outer side block in a rotating way, a swinging device used for rotating the middle rotary drum is arranged between the middle rotary drum and the bracket, one side of the middle rotary drum is provided with a bottom fixing plate, one side of the bottom fixing plate is provided with a baby carriage, and locking devices for locking the sliding block and the bracket after being unfolded are arranged in the bracket and the sliding block.
According to a further technical scheme, the swinging device comprises a sliding shell connected with the support in a sliding fit mode, the pulling handle penetrates through the sliding shell in a sliding mode, symmetrical side plates are arranged on one side of the sliding shell, an inner rotating block is arranged in the side plates in a rotating mode, a knob is arranged at the top of the inner rotating block, a swinging rod is arranged in the inner rotating block in a rotating mode, a swinging matching plate is arranged at the top of the middle rotating cylinder and connected with the swinging rod in a rotating fit mode, and internal lifting assemblies enabling the bottom fixing plate to lift relative to the middle rotating cylinder are arranged in the bottom fixing plate and the middle rotating cylinder.
According to the technical scheme, the inner lifting assembly comprises an inner connecting cavity arranged in the middle rotary drum, a baby carriage is arranged in the inner connecting cavity, a bottom connecting block is arranged on one side of a bottom fixing plate, a bottom matching motor is arranged in the bottom connecting block, a power rotating shaft is arranged on one side of the bottom matching motor in a power connection mode, a round rod is arranged on one side of the bottom connecting block, the round rod penetrates through the baby carriage in a sliding mode and stretches into the inner connecting cavity, the power rotating shaft penetrates through the baby carriage, and the power rotating shaft is connected with the baby carriage in a threaded matching mode.
According to the technical scheme, the locking device comprises a clamping groove arranged in the sliding block, an open-ended side opening inner cavity is formed in the support, a side opening inner cavity located in the support is arranged on one side of the side opening inner cavity, a connecting inner cavity located in the support is arranged on one side of the side opening inner cavity, a side connecting matching groove communicated with the side opening inner cavity is formed in one side of the connecting inner cavity, and an elastic locking assembly which is pressed to enable the sliding block to be indirectly locked and fixed with the support is arranged in the support.
According to the technical scheme, the elastic locking assembly comprises a sliding rod connected with the end wall of the side accommodating cavity in a sliding fit mode, a jacking block is arranged in the side connecting and matching groove in a sliding mode, an elastic connecting spring is elastically arranged between the jacking block and the end wall of the side connecting and matching groove, and a locking and separating structure which is used for enabling the sliding rod and the jacking block to be locked and separated simultaneously is arranged in the side accommodating cavity, the side connecting and matching groove and the connecting inner cavity.
According to a further technical scheme, the locking and disengaging structure comprises a rotating inner cavity arranged in the sliding rod, a swinging connecting rod is arranged in the rotating inner cavity in a rotating mode, a matching rotating connecting rod is arranged in the swinging connecting rod in a sliding mode, an internal buffer spring is elastically arranged between the matching rotating connecting rod and the swinging connecting rod, a penetrating rod is arranged in the side accommodating cavity in a sliding mode, a penetrating side groove is formed in the penetrating rod and is connected with the matching rotating connecting rod in a rotating matching mode, the side groove penetrates through the connecting inner cavity in a sliding mode and extends into the side connecting matching groove, an internal connecting block is arranged on the outer surface of the side groove and is connected with the connecting inner cavity in a sliding matching mode, a matching buffer spring is elastically arranged between the internal connecting block and the end wall of the connecting inner cavity, and a penetrating inner cavity penetrating connecting cavity is arranged in the jacking block, the penetrating inner cavity penetrates the connecting cavity and is abutted to the side groove.
The invention has the beneficial effects that:
the device of the invention is simple in structure, can be unfolded to form a ring structure to encircle the waist of a person so as to facilitate the person to push the baby carriage, and can control the steering of the baby carriage on the ring structure in a rotating mode.
When a person uses the equipment, the person firstly holds the pulling handle and then drives the pulling handle to drive the sliding block to slide in the inner cavity, the sliding block enters the side opening inner cavity after sliding in a surrounding manner, the penetrating rod is pressed before the sliding block enters the side opening inner cavity, the penetrating rod drives the side groove to move, the sliding rod retracts into the side opening cavity after sliding after the swinging connecting rod, the inner buffer spring and the matching rotating connecting rod relatively elastically slide, the matching buffer spring is compressed after the inner connecting block presses the matching buffer spring, and the jacking block extends into the side connecting matching groove because the side groove is propped against the end wall of the penetrating inner cavity penetrating connecting cavity, the sliding block extends into the side opening inner cavity, the penetrating rod is released, and the elastic connecting spring, the sliding block and the side groove are connected in a surrounding manner, Under the effect of cooperation buffer spring and inside buffer spring, make dress draw-in groove again with the piece of jacking and the dress card of rotation inner chamber, personnel can encircle this moment promote behind support and the sliding block the perambulator.
After the baby carriage needs to be rotated, the sliding shell is made to slide on the outer surface of the support after the knob is held, the side plate is made to move and then swing through the inner rotating block and the swinging rod by a certain angle, the middle rotating drum and the bottom connecting block can make the bottom fixing plate and the baby carriage swing by a certain angle so as to facilitate the turning of the baby carriage, the height of the swinging matching plate and the height of the bottom fixing plate can be adjusted during actual use, and the bottom matching motor drives the power rotating shaft to rotate after working.
Drawings
For ease of illustration, the invention is described in detail by the following specific examples and figures.
FIG. 1 is a schematic view of the internal structure of a stroller according to the present invention;
FIG. 2 is a schematic view at A in FIG. 1;
FIG. 3 is a schematic view at B of FIG. 1;
FIG. 4 is a schematic view at C of FIG. 1;
FIG. 5 is a schematic view of FIG. 1 taken along direction D;
FIG. 6 is a schematic view at E in FIG. 5;
FIG. 7 is a schematic view at F of FIG. 5;
in the figure, the stroller 11, the inner cavity 21, the bracket 22, the sliding block 23, the through inner cavity 24, the slide case 25, the inner cavity 26, the pull handle 27, the knob 28, the side plate 29, the inner rotating block 31, the swing lever 32, the connecting rod 33, the middle drum 41, the swing engaging plate 44, the outer block 46, the round rod 47, the power rotating shaft 48, the inner connecting cavity 49, the bottom engaging motor 51, the bottom connecting block 52, the bottom fixing plate 53, the engaging groove 62, the through inner cavity penetrating connecting cavity 71, the side opening inner cavity 72, the pushing block 73, the sliding rod 74, the side receiving cavity 75, the rotating cavity 76, the swing connecting rod 77, the inner buffer spring 78, the engaging rotating connecting rod 81, the side groove 82, the connecting cavity 83, the inner connecting block 84, the engaging buffer spring 85, the side engaging groove 86, and the elastic connecting spring 88 are shown.
Detailed Description
As shown in fig. 1 to 7, the present invention is explained in detail, and for convenience of description, the following orientations are defined as follows: the up-down, left-right, front-back direction described below is consistent with the up-down, left-right, front-back direction of the projection relation of the baby stroller itself shown in fig. 1, and the baby stroller of the present invention comprises a support 22, a through inner cavity 24 is provided in the support 22, an inner cavity 26 is provided in the support 22, a sliding block 23 is slidably provided in the inner cavity 26, a pulling handle 27 is provided on the top of the sliding block 23, the pulling handle 27 is connected with the support 22 in a sliding fit manner, an inner cavity 21 is provided in the support 22, a connecting rod 33 is provided on one side of the inner cavity 21, an outer block 46 is provided on one side of the connecting rod 33, the outer block 46 is fixed to the connecting rod 33, a middle drum 41 is rotatably provided in the outer block 46, a swinging device for rotating the middle drum 41 is provided between the middle drum 41 and the support 22, a bottom fixing plate 53 is provided on one side of the middle drum 41, the baby carriage 11 is arranged on one side of the bottom fixing plate 53, and locking devices for locking the sliding block 23 and the bracket 22 after being unfolded are arranged in the bracket 22 and the sliding block 23.
Advantageously, the swing device includes a sliding housing 25 connected with the bracket 22 in a sliding fit manner, the pulling handle 27 slides through the sliding housing 25, a symmetrical side plate 29 is disposed on one side of the sliding housing 25, an inner rotating block 31 is rotatably disposed in the side plate 29, a knob 28 is disposed on the top of the inner rotating block 31, a swing rod 32 is rotatably disposed in the inner rotating block 31, a swing fitting plate 44 is disposed on the top of the intermediate drum 41, the swing fitting plate 44 is connected with the swing rod 32 in a rotating fit manner, and an internal lifting assembly for lifting the bottom fixing plate 53 relative to the intermediate drum 41 is disposed in the bottom fixing plate 53 and the intermediate drum 41.
Advantageously, the internal lifting assembly comprises an internal connection cavity 49 arranged in the intermediate rotating cylinder 41, the stroller 11 is arranged in the internal connection cavity 49, a bottom connecting block 52 is arranged on one side of the bottom fixing plate 53, a bottom matching motor 51 is arranged in the bottom connecting block 52, a power rotating shaft 48 is arranged on one side of the bottom matching motor 51 in a power connection mode, a round rod 47 is arranged on one side of the bottom connecting block 52, the round rod 47 penetrates through the stroller 11 in a sliding mode and extends into the internal connection cavity 49, the power rotating shaft 48 penetrates through the stroller 11, and the power rotating shaft 48 is in threaded matching connection with the stroller 11.
Beneficially, the locking device includes a clamping groove 62 disposed in the sliding block 23, an open-ended inner cavity 72 is disposed in the support 22, a side cavity 75 located in the support 22 is disposed on one side of the open-ended inner cavity 72, a connecting inner cavity 83 located in the support 22 is disposed on one side of the side cavity 75, a side connecting matching groove 86 communicated with the open-ended inner cavity 72 is disposed on one side of the connecting inner cavity 83, and an elastic locking component for indirectly locking and fixing the sliding block 23 and the support 22 in a pressing manner is disposed in the support 22.
Advantageously, the elastic locking assembly includes a sliding rod 74 connected with the end wall of the side receiving cavity 75 in a sliding fit manner, an ejector block 73 is slidably disposed in the side connecting fitting groove 86, an elastic connecting spring 88 is elastically disposed between the ejector block 73 and the end wall of the side connecting fitting groove 86, and locking and disengaging structures which enable the sliding rod 74 and the ejector block 73 to simultaneously lock and disengage the sliding block 23 in a pressing manner are disposed in the side receiving cavity 75, the side connecting fitting groove 86 and the connecting inner cavity 83.
Beneficially, the locking and disengaging structure includes a rotating cavity 76 arranged in the sliding rod 74, a swinging connecting rod 77 is arranged in the rotating cavity 76 in a rotating manner, a matching rotating connecting rod 81 is arranged in the swinging connecting rod 77 in a sliding manner, an internal buffer spring 78 is elastically arranged between the matching rotating connecting rod 81 and the swinging connecting rod 77, a penetrating rod 79 is arranged in the side accommodating cavity 75 in a sliding manner, a penetrating side groove 82 is arranged in the penetrating rod 79, the side groove 82 is connected with the matching rotating connecting rod 81 in a rotating and matching manner, the side groove 82 penetrates through the connecting cavity 83 in a sliding manner and extends into the side connecting and matching groove 86, an internal connecting block 84 is arranged on the outer surface of the side groove 82, the internal connecting block 84 is connected with the connecting cavity 83 in a sliding and matching manner, and a matching buffer spring 85 is elastically arranged between the internal connecting block 84 and the end wall of the connecting cavity 83, a penetrating inner cavity penetrating connection cavity 71 is arranged in the jacking block 73, and the penetrating inner cavity penetrating connection cavity 71 is abutted against the side groove 82.
In the initial state, the above-mentioned devices, assemblies and structures are in the rest state, the device can be unfolded to form a loop structure to encircle the waist of the person so that the person can push the baby carriage 11, and the device can control the steering of the baby carriage 11 on the loop structure in a rotating manner.
When a person uses the device, firstly, after holding the pulling handle 27, the pulling handle 27 drives the sliding block 23 to slide in the internal cavity 26, the sliding block 23 enters the side-opening internal cavity 72 after sliding in a surrounding manner, before pressing the penetrating rod 79, the penetrating rod 79 drives the side groove 82 to move, after the relative elastic sliding among the swinging connecting rod 77, the internal buffer spring 78 and the matching rotating connecting rod 81, the sliding rod 74 retracts into the side accommodating cavity 75 after sliding, and after pressing the matching buffer spring 85 by the internal connecting block 84, the matching buffer spring 85 is compressed, and because the side groove 82 abuts against the end wall of the penetrating internal cavity penetrating connecting cavity 71, the jacking block 73 extends into the side connecting matching groove 86, so that the sliding block 23 extends into the side-opening internal cavity 72, when the penetrating rod 79 is released, the clamping groove 62 is clamped with the jacking block 73 and the rotating inner cavity 76 again under the action of the elastic connecting spring 88, the matching buffer spring 85 and the internal buffer spring 78, and at the moment, a person can push the baby carriage 11 after surrounding the bracket 22 and the sliding block 23.
When the baby carriage 11 needs to be rotated, the sliding shell 25 slides on the outer surface of the bracket 22 after the knob 28 is held, the side plate 29 moves to swing the swing fitting plate 44 through a certain angle through the inner rotating block 31 and the swing rod 32, at this time, the middle rotary drum 41 and the bottom connecting block 52 can swing the bottom fixing plate 53 and the baby carriage 11 through a certain angle so as to facilitate the baby carriage 11 to turn, in practical use, the heights of the swing matching plate 44 and the bottom fixing plate 53 can be adjusted, at this time, the bottom matching motor 51 works to drive the power rotating shaft 48 to rotate, because the power rotating shaft 48 is in threaded fit connection with the baby carriage 11, and the baby carriage 11 is in sliding fit connection with the round rod 47, the bottom connecting block 52 can be lifted relative to the baby carriage 11.
The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope defined by the claims.