CN217791661U - Novel shoe size quick adjustment device and racing shoes with same - Google Patents

Abstract

The utility model discloses a novel shoe size quick adjusting device and a racing shoe with the same, which comprises an elastic part arranged between a shoe bottom and a shoe head part; the top surface of the shoe bottom part is provided with an accommodating cavity, positioning holes are arranged at intervals on the bottom surface of the shoe head part, and locking parts which can be inserted into the positioning holes and lock the position of the shoe head part relative to the shoe bottom part are arranged; the driving piece is connected to the bottom end of the locking piece; the utility model aims at providing a pass the toe cap portion and slide forward on the sole portion through set up expanding spring between sole portion and toe cap portion, set up one row of locating hole in the bottom surface of toe cap portion, the ejector pin of activity about the holding can be in sole portion, the locking spanner upset that utilizes sole portion bottom surface drives the ejector pin and shifts out or the male scheme from the locating hole, can reach the effect of locking behind the quick adjustment shoe size. In addition, the tail end of the toe cap part is provided with the V-shaped crumple slot, so that the length of the shoe can be adjusted and the width of the shoe can be adjusted in the process of forward sliding of the toe cap part.

Description

Novel shoe size quick adjustment device and racing shoes with same

Technical Field

The utility model relates to a field is equipped in the sports of competing for speed, especially relates to a novel shoes sign indicating number quick adjustment device and have device's shoes of competing for speed.

Background

With the increasing life of people, skating and roller skating, which require sports finished by means of special racing shoes, are gradually developed from adult sports to national sports which participate in all ages.

In the existing market racing shoes, most of users with different ages and foot sizes can only buy shoes with different sizes correspondingly aiming at the feet with different ages and different sizes, and for the crowds such as young children, the foot sizes can also change rapidly due to the fast growth speed, so that the users need to continuously change and buy the shoes with the proper sizes. At this point, racing footwear that can adjust shoe size begins to appear.

However, the existing racing shoes capable of adjusting shoe size are tedious in operation and slow in adjustment, when users adjust the racing shoes, the users cannot directly know whether the adjusted length is appropriate, the users can only continuously repeat the same operation to try, time is consumed, especially for users wearing protective equipment, the number adjusting function of the existing racing shoes capable of adjusting shoe size finds that the number is not equal to the foot when wearing gloves or sliding, and the shoes are more strenuous to adjust, and the width of the commercial racing shoes capable of adjusting length can be adjusted and cannot be adjusted synchronously.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a novel shoes sign indicating number quick adjustment device and have device's shoes of racing.

In order to achieve the above purpose, the utility model adopts the following scheme: a novel shoe size quick adjustment device comprises:

the elastic element is arranged between the shoe bottom and the shoe head and can drive the shoe head to move forwards relative to the shoe bottom;

the shoe comprises a shoe sole, a plurality of positioning holes, a plurality of locking pieces and a plurality of positioning holes, wherein the shoe sole is arranged on the shoe sole, the shoe sole is arranged in the shoe sole, the shoe sole is provided with a plurality of positioning holes, the positioning holes are vertically and movably arranged in the shoe sole, the shoe sole can be inserted into the positioning holes, the front and back sliding of the shoe sole on the shoe sole is limited, the position of the shoe sole relative to the shoe sole is locked, and the bottom end of the locking piece penetrates through the bottom of the shoe sole and extends out of the bottom surface of the shoe sole;

the driving piece is connected to the bottom end of the locking piece extending out of the bottom surface of the shoe bottom and can drive the locking piece to move downwards and to exit from the positioning hole;

the reset piece can reset the locking piece again after the locking piece moves downwards.

As the utility model discloses a further scheme, the locking piece sets up including perpendicular activity the holding intracavity, and the top can insert ejector pin in the locating hole, the low side of ejector pin is passed holding chamber bottom, stretch out sole bottom surface below, it establishes to reset a cover on the ejector pin.

As the utility model discloses furtherly scheme, the piece that resets is in including setting up the holding intracavity energy cover is established on the ejector pin, work as the ejector pin shifts down the back, can order about its reset spring that shifts up once more the convex annular pressure disk that is equipped with on the ejector pin of reset spring top, reset spring one end top holding intracavity top surface, other end top are in annular pressure disk bottom surface.

As the preferred proposal of the utility model, the elastic part comprises an expansion spring arranged at the tail end of the toe cap part, and the tail end of the expansion spring is propped against the bottom of the shoe.

As the utility model discloses a further scheme is equipped with the lug at the top face of sole portion, has the guide post at toe cap tail end backward extension, be equipped with the perforation that can hold the guide post and pass on the lug, the telescopic spring cover is established on the guide post, and the tail end top is on the lug.

The utility model also provides a shoes of racing, including sole portion and the toe cap that slides and set up ability relative movement in this sole portion, and as above novel shoes sign indicating number quick adjustment device be equipped with the guide way on the anterior bottom surface of toe cap portion the anterior fixed arch that makes progress that is equipped with on the surface of sole portion, can be in the guide way back-and-forth movement, and then make the toe cap portion is relative sole portion relative movement's guide block A.

As a preferable scheme of the utility model, the toe cap part and the sole part are respectively provided with size scales and indicating marks which can indicate the size.

As a further aspect of the present invention, the middle top surface of the shoe bottom portion is symmetrically provided with respective contraction guide grooves which are long-strip-shaped, and the two contraction guide grooves intersect with each other toward the extension line of the heel direction the bottom end of the shoe head portion tail portion is provided with a guide block B which can be inserted respectively and corresponds to the inner part of the contraction guide grooves, and two the shoe head portion between the guide blocks B is provided with a through V-shaped crumple groove.

To sum up, compared with the prior art, the utility model discloses its beneficial effect is: the utility model discloses a set up expanding spring and pass the tip and slide forward on the tip between tip and tip, bottom surface at the tip sets up one row of locating hole, the ejector pin of activity about the holding of activity in the tip can, the locking spanner upset that utilizes tip bottom surface drives the ejector pin and shifts out or male scheme from the locating hole, can reach the effect of locking behind the quick adjustment shoe sign indicating number, additionally, the crumple groove of "V" shape that the tip tail end set up is gliding in-process forward at the tip, two shrink guide way compressions on the tip of the edge sole by two guide blocks B of bottom, and then realize the width of adjustment shoes when adjusting shoes length, let the type shoes of racing that can adjust the shoe sign indicating number can be applicable to the crowd at various ages. Locking piece simple structure is more swift convenient in the operation of adjustment shoes sign indicating number, need not to repeat just can adjust the shoes sign indicating number size of needs of same action repeatedly, and it is especially convenient more, swift to the outdoor user who dresses the condition of protective equipment down or slide in the shoes sign indicating number appearance shoes sign indicating number do not close the foot needs to carry out the adjustment of operation shoes sign indicating number size.

Drawings

FIG. 1 is a perspective view of the racing shoe of the present invention.

Fig. 2 is a second perspective view of the racing shoe of the present invention.

FIG. 3 is a cross-sectional view of the racing shoe of the present invention, and an enlarged view of the locking member in a locked state.

Fig. 4 is a second cross-sectional view of the racing shoe of the present invention, and an enlarged view of the locking member in an open state.

Fig. 5 is an exploded view of the present invention, and a magnified view of a portion of the drawing.

Fig. 6 is a second exploded view of the present invention.

FIG. 7 is a cross-sectional view of the middle racing shoe of the present invention with a shoe size adjusting mechanism added, and an enlarged view of a partial area in the figure.

Fig. 8 is a second cross-sectional view of the middle racing shoe of the present invention after a shoe size adjusting mechanism is added, and a magnified view of a partial area in the figure.

Fig. 9 is one of the exploded schematic views of the middle racing shoes of the present invention after adding the shoe size adjusting mechanism.

Fig. 10 is a second exploded view of the shoe size adjusting mechanism of the medium-sized racing shoe of the present invention, and an enlarged view of the main latch and the sub-latch.

Detailed Description

The following detailed description provides many different embodiments or examples for implementing the invention. Of course, these are merely embodiments or examples and are not intended to be limiting. In addition, repeated reference numbers, such as repeated numbers and/or letters, may be used in various embodiments. These iterations are for simplicity and clarity of the description of the present invention and do not represent a particular relationship between the various embodiments and/or structures discussed.

Furthermore, spatial relationships, such as "below," "lower," "inside-out," "above," "upper" and the like, may be used to facilitate describing the relationship of one element or feature to another element or feature in the drawings, including different orientations of the device in use or operation and the orientation depicted in the drawings. The device may be rotated 90 degrees or other orientations to different orientations and the spatially relative adjectives used therein may be similarly interpreted and, thus, should not be construed as limiting the invention, the terms "first", "second" are used merely for descriptive purposes and are not intended to indicate or imply relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

The invention will be further described with reference to the following description and embodiments in conjunction with the accompanying drawings: the novel shoe size quick adjusting device shown in fig. 1 to 6 comprises an elastic element 3 which is arranged between a shoe bottom 1 and a shoe head 2 and can drive the shoe head 2 to move forward relative to the shoe bottom 1, wherein the elastic element 3 comprises an expansion spring 31 arranged at the tail end of the shoe head 2, the tail end of the expansion spring 31 abuts against the shoe bottom 1, a lug 32 is arranged on the top surface of the shoe bottom 1, a guide post 33 extends backwards from the tail end of the shoe head 2, a through hole 34 which can be penetrated by the guide post 33 is formed in the lug 32, the guide post 33 is sleeved on the expansion spring 31, and the tail end of the expansion spring abuts against the lug 32.

In order to lock the position of the toe cap part 2 after moving relative to the shoe bottom 1 and further realize the adjustment to the required number, the bottom of the toe cap part 2 above the shoe bottom 1 is recessed downwards to form an accommodating cavity 11, a plurality of positioning holes 21 are sequentially arranged at intervals on the bottom of the toe cap part 2 above the accommodating cavity 11, the vertical movement is arranged in the accommodating cavity 11 and can be inserted into the positioning holes 21, so that the toe cap part 2 is limited to slide back and forth on the shoe bottom 1, a locking part 4 for locking the position of the toe cap part 2 relative to the shoe bottom 1 is arranged, and the bottom of the locking part 4 penetrates through the bottom of the accommodating cavity 11 and extends out of the bottom of the shoe bottom 1; the driving piece 5 is connected to the bottom end of the locking piece 4 extending out of the bottom surface of the shoe bottom 1, and the driving piece 5 can drive the locking piece 4 to move downwards and withdraw from the positioning hole 21; and a restoring member 40 for restoring the locking member 4 again after the locking member 4 is moved down.

Wherein, as shown in fig. 3 to 6 is the first embodiment of the utility model discloses shoe size quick adjustment device, locking piece 4 sets up including perpendicular activity in the holding chamber 11, and the top can insert ejector pin 41 in the locating hole 21, ejector pin 41 adopts high strength alloy or steel material to make, the low side of ejector pin 41 passes holding chamber 11 bottom, stretch out 1 bottom surface below in the sole portion, reset 40 covers and establish on ejector pin 41. The driving member 5 includes a locking wrench 42 hinged to the bottom of the top rod 41 and capable of pulling the top rod 41 to move downward, and a pressing portion 51 extending forward is provided at the head end of the hinged portion of the locking wrench 42. Reset piece 40 is in including setting up can overlap in the holding chamber 11 establish on ejector pin 41, work as ejector pin 41 moves down the back, can drive its reset spring 43 that shifts up the restoration again on the ejector pin 41 of reset spring 43 top is convex to be equipped with annular pressure disk 52, reset spring 43 one end top in the holding chamber 11 top surface, the other end top are in annular pressure disk 52 bottom surface. It should be noted that, in the first embodiment, when the toe cap 2 needs to be adjusted in length relative to the sole 1, as shown in fig. 4, the locking wrench 42 is turned downward to be upright, in the process, the pressing portion 51 of the locking wrench 42 is pressed against the bottom surface of the sole 1, the locking wrench 42 pulls the ejector rod 41 to move downward and away from the positioning hole 21, the toe cap 2 slides forward on the sole 1 under the action of the elastic force of the extension spring 31, after sliding to the required number length, the toe cap 2 is forced to stop advancing manually, at this time, the locking wrench 42 is turned upward, under the action of the return spring 43, the locking wrench 42 is turned to be horizontally attached to the bottom surface of the sole 1, and as can be seen from fig. 3, in the process, the return spring 43 synchronously pushes the ejector rod 41 to move upward and is inserted into the positioning hole 21, so as to complete the locking in the length direction between the toe cap 2 and the sole 1.

In addition, in order to make the adjustment of the toe cap 2 relative to the length direction of the shoe bottom 1 more convenient and easier, referring to fig. 7 to 10, a second embodiment of the present invention is shown, which is basically the same as the first embodiment, and only the accommodating cavity 11 at one side of the top rod 41 is provided with a shoe size adjusting mechanism 6 capable of preventing the toe part 2 from being suddenly pushed forward by the expansion spring 31 and further making it difficult to adjust the length of the shoe size, in this embodiment, a recessed accommodating groove 111 communicating with the accommodating cavity 11 is further provided at one side of the periphery of the accommodating cavity 11, the shoe size adjusting mechanism 6 comprises fixing latch 60 respectively arranged at one side of each positioning hole 21 and corresponding to the positioning hole 21, a main shaft rod 12 is arranged in the containing groove 111 at one side of the containing cavity 11, a main latch 61 is hinged on the main shaft rod 12, the end of the main latch 61 in the receiving groove 111 on the side of the receiving cavity 11 can abut against the fixed latch 60 on the side of the advancing direction, a secondary latch 62 which is rotatably arranged on the main shaft 12 like the main latch 61 is also hinged on one side of the main latch 61, a synchronous rod 63 which can be movably clamped and pressed on the top of the main latch 61 when the auxiliary latch 62 is turned downwards is arranged on the top of the auxiliary latch 62, the top rod 41 is provided with a mechanism which can toggle the auxiliary latch 62 to turn down after the top rod 41 moves downwards and leaves the positioning hole 21, when the top rod 41 moves upwards, the toggle piece 44 of the auxiliary latch 62 is toggled upwards, in this embodiment, the toggle piece 44 is disc-shaped and coaxial with the top rod 41, after the push rod 41 moves downwards and leaves the positioning hole 21, the toggle piece 44 extrudes the auxiliary latch 62 to enable the auxiliary latch 62 to turn downwards, and the auxiliary latch 62 turns downwards and simultaneously drives the main latch 61 to turn downwards synchronously. The main latch 61 and the auxiliary latch 62 are respectively provided with a reset piece 7 which can reset the main latch 61 and the auxiliary latch 62 after being turned over, specifically: the reset piece 7 comprises a first torsion spring 71 and a second torsion spring 72, wherein the first torsion spring 71 is arranged on the spindle rod 12 on one side of the main latch 61 in a sleeved mode and can keep the main latch 61 in an upward overturning mode, the second torsion spring 72 is arranged on the spindle rod 12 on one side of the auxiliary latch 62 in a sleeved mode and can keep the auxiliary latch 62 in a downward overturning mode, one end of the first torsion spring 71 is anchored at the bottom of the main latch 61, the other end of the first torsion spring is anchored in the accommodating cavity 11, one end of the second torsion spring 72 is anchored on the auxiliary latch 62, and the other end of the second torsion spring is anchored in the accommodating cavity 11.

It should be noted that, in the second embodiment, the section of the fixed latch 60 is a right triangle, the right-angle side of the fixed latch 60 faces the forward direction of the toe cap portion 2, the end of the main latch 61 abuts against the right-angle side of the fixed latch 60, and in order to enable the main latch 61 to better cross over the fixed latch 60 when turned down, the top surface of the main latch 61 close to the front end is arc-shaped. When the distance between the shoe bottom 1 and the shoe toe 2 that moves relatively needs to be adjusted to lengthen or shorten the shoe size, the locking wrench 42 is turned downward to be upright, in this process, the pressing portion 51 of the locking wrench 42 presses against the bottom surface of the shoe bottom 1, the locking wrench 42 pulls the ejector rod 41 to move downward and leave the positioning hole 21, at this time, the shifting member 44 moves downward a distance along with the ejector rod 41 and presses the secondary latch 62 to turn downward, the secondary latch 62 turns downward, at the same time, the synchronizing rod 63 presses the top surface of the primary latch 61 to drive the primary latch 61 to turn downward synchronously, the primary latch 61 leaves the fixed latch 60, the shoe toe 2 is not constrained by the ejector rod 41 and the primary latch 61 and is pushed to slide forward by the extension spring 31, it should be noted from fig. 7 that, since the secondary latch 62 moves in an arc-shaped track in the turning process, when it turns downward to a certain degree, the end portion will be separated from the shifting member 44, after the secondary latch 62 is separated from the shifting member 44 and pressed downward, the first latch 61 will promote the upper latch 62 to move again in the elastic return force of the primary latch 71, which is obviously greater than the return spring 71 in the forward movement of the primary latch 71 in this embodiment. After the shoe size is adjusted to a proper position, the locking wrench 42 is turned upwards, the locking wrench 42 is turned to be horizontally attached to the bottom surface of the shoe bottom 1 under the action of the return spring 43, it can be seen from fig. 8 that in the process, the return spring 43 synchronously pushes the ejector rod 41 to move upwards to be inserted into the positioning hole 21, the toggle member 44 firstly pushes the bottom surface of the secondary latch 62, and in order to better move the ejector rod 41 upwards, in this embodiment, the top surface of the toggle member 44 and the bottom surface of the secondary latch 62 are both inclined surfaces, the toggle member 44 moves upwards to push the secondary latch 62 to turn upwards, at this time, since the secondary latch 62 is not fixedly connected with the primary latch 61, and only the synchronizing rod 63 detachably snaps on the top of the primary latch 61, the secondary latch 62 alone acts to turn upwards and compress the second torsion spring 72, when the secondary latch 62 turns over to a certain extent, the second torsion spring 72 arranged on one side of the secondary latch 62 is separated from the toggle member 44, and the second torsion spring 72 presses the secondary latch downwards by its insertion force, and since the second torsion spring 72 is smaller than the second torsion spring 71, the second torsion spring 71 does not move upwards to the end of the primary latch 62, and the end portion of the shoe bottom 2 will not move upwards.

The embodiment also provides a pair of racing shoes, which comprises a shoe bottom 1 and a shoe head 2 which is arranged on the shoe bottom 1 in a sliding manner and can move relatively, and a novel shoe size quick adjusting device in any one of the above embodiments, wherein a guide groove 20 is arranged on the bottom surface of the front part of the shoe head 2, and a guide block A13 which is upwards convex, can move back and forth in the guide groove 20 and further enables the shoe head 2 to move relatively to the shoe bottom 1 is fixedly arranged on the surface of the front part of the shoe bottom 1. Because the width of the foot of the wearer is changed along with the length, especially for children, the top surface of the middle part of the shoe bottom part 1 is symmetrically provided with the contraction guide grooves 22 which are respectively in a long strip shape, the extension lines of the two contraction guide grooves 22 towards the heel direction are intersected, the bottom end of the tail part of the shoe head part 2 is provided with the guide blocks B23 which can be respectively inserted into the corresponding contraction guide grooves 22, the shoe head part 2 between the two guide blocks B23 is provided with the penetrating V-shaped crumple groove 24, when the shoe head part 2 moves backwards relative to the shoe bottom part 1, the two contraction guide grooves 22 mutually form an inverted V shape, and the two guide blocks B23 can contract the V-shaped crumple groove 24 under the guiding and extruding of the two contraction guide grooves 22, otherwise, the V-shaped crumple groove 24 can be expanded, the width of the tail end part of the shoe head part 2 can be changed while the length of the shoe head part 2 relative to the shoe bottom part 1 is adjusted, and the width of the foot of the wearer can be better adapted. It should be noted that when the extension spring 31 moves forward against the toe cap 2, the extension spring 31 needs to overcome the resistance generated by the contraction deformation of the V-shaped collapsing groove 24 due to the reaction force of the contraction of the V-shaped collapsing groove 24, and the toe cap 2 will be in a state of slowly moving forward without suddenly moving forward.

As shown in figure 1, the toe cap part 2 and the sole part 1 are respectively provided with size scales and indication marks capable of indicating sizes, so that a user can more intuitively and clearly know the shoe size in the current state.

The basic principle and the main features of the present invention and the advantages of the present invention have been shown and described above, and it should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and only the description in the above embodiments and the description is illustrative, and the present invention can be modified in various ways without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (9)

1. The utility model provides a novel shoes size quick adjustment device which characterized in that, including:

the elastic element (3) is arranged between the shoe bottom (1) and the shoe head (2) and can drive the shoe head (2) to move forwards relative to the shoe bottom (1);

at holding chamber (11) that the top surface undercut of sole portion (1) formed, toe cap portion (2) bottom surface above holding chamber (11) has set gradually a plurality of locating holes (21) at an interval, and the vertical movement sets up in holding chamber (11), and can insert in locating hole (21), and then restricts toe cap portion (2) and slides, lock around on sole portion (1) the locking piece (4) of relative sole portion (1) position of toe cap portion (2), the bottom of locking piece (4) is passed holding chamber (11) bottom stretches out sole portion (1) bottom surface;

the driving piece (5) is connected to the bottom end of the locking piece (4) extending out of the bottom surface of the shoe bottom (1), and the driving piece (5) can drive the locking piece (4) to move downwards and withdraw from the positioning hole (21);

and the resetting piece (40) can reset the locking piece (4) again after the locking piece (4) moves downwards.

2. The novel shoe size quick adjusting device according to claim 1, wherein the locking member (4) comprises a top rod (41) which is vertically movably arranged in the accommodating cavity (11) and the top end of which can be inserted into the positioning hole (21), the lower end of the top rod (41) passes through the bottom of the accommodating cavity (11) and extends out of the bottom surface of the shoe bottom (1), and the resetting member (40) is sleeved on the top rod (41).

3. The novel rapid shoe size adjusting device according to claim 2, wherein the driving member (5) comprises a locking wrench (42) hinged to the bottom of the top rod (41) and capable of pulling the top rod (41) to move downward, and a pressing portion (51) extending forward is provided at the head end of the hinged position of the locking wrench (42).

4. The novel shoe size quick adjusting device according to claim 3, wherein the reset piece (40) comprises a reset spring (43) which is arranged in the accommodating cavity (11) and can be sleeved on the ejector rod (41) and can drive the ejector rod (41) to move upwards again to reset after the ejector rod (41) moves downwards, an annular pressure plate (52) is convexly arranged on the ejector rod (41) above the reset spring (43), one end of the reset spring (43) is propped against the inner top surface of the accommodating cavity (11), and the other end of the reset spring is propped against the bottom surface of the annular pressure plate (52).

5. The new shoe size quick adjusting device according to claim 1, characterized in that the elastic member (3) comprises a retractable spring (31) disposed at the rear end of the toe cap portion (2), and the rear end of the retractable spring (31) is pressed against the shoe bottom portion (1).

6. The novel shoe size quick adjusting device is characterized in that a convex block (32) is arranged on the top surface of the shoe bottom (1), a guide post (33) extends backwards from the tail end of the shoe head part (2), a through hole (34) capable of allowing the guide post (33) to pass through is arranged on the convex block (32), the telescopic spring (31) is sleeved on the guide post (33), and the tail end of the telescopic spring abuts against the convex block (32).

7. A pair of racing shoes is characterized by comprising a shoe bottom (1), a toe cap (2) which is arranged on the shoe bottom (1) in a sliding mode and can move relatively, and the novel shoe size quick adjusting device as claimed in any one of claims 1 to 6, wherein a guide groove (20) is formed in the bottom surface of the front part of the toe cap (2), and a guide block A (13) which is upwards convex and can move back and forth in the guide groove (20) to enable the toe cap (2) to move relatively with respect to the shoe bottom (1) is fixedly arranged on the surface of the front part of the shoe bottom (1).

8. A racing shoe as claimed in claim 7, characterized in that size scales and indication marks for indicating the size are provided on the toe part (2) and the sole part (1), respectively.

9. A racing shoe as claimed in claim 7, characterized in that elongate contraction guide grooves (22) are symmetrically formed in the central top surface of the shoe bottom (1), the extension lines of the two contraction guide grooves (22) in the heel direction intersect, guide blocks B (23) which can be inserted into the corresponding contraction guide grooves (22) are formed at the bottom end of the tail of the shoe head part (2), and a V-shaped through collapse groove (24) is formed in the shoe head part (2) between the two guide blocks B (23).

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