Disclosure of Invention
The invention designs a friction disc locking mechanism of an antiskid shoe, which solves the technical problems that: the existing market does not have an anti-skidding shoe which can automatically extend out a friction disc in rainy days and can not be jacked back to a mounting hole by the ground when people walk.
In order to solve the technical problems, the invention adopts the following scheme:
a friction disc locking mechanism of a non-slip shoe is characterized in that: the friction disc locking mechanism (4) prevents the friction disc (21) from retracting into the mounting hole (13) after extending out of the mounting hole (13);
the friction disc locking mechanism (4) comprises a driving block and a water-swelling water stop ring (42), an annular cavity (15) is formed in an opening of the mounting hole (13), the water-swelling water stop ring (42) is arranged in the annular cavity (15) and horizontally extrudes the driving block, and an upper stress inclined plane (41) is formed in the upper portion of the driving block; a lower driving inclined plane (211) is correspondingly arranged at the lower part of the friction disc (21), and a limit boss (212) is formed by the upper part of the friction disc (21) and the water-swelling water stop strip (22);
when the water-swelling water stop ring (42) is dry, the driving block is completely positioned in the annular cavity (15);
when the columnar water-swelling water stop strip (22) meets water, the columnar water-swelling water stop strip vertically swells and enables the friction disc (21) to move downwards, and meanwhile, the water-swelling water stop strip ring (42) horizontally swells after meeting water, so that one part of the driving block enters the mounting hole (13) to block the friction disc (21) from descending;
-the lower driving ramp (211) of the friction disc (21) acts on the upper stressed ramp (41) of the driving block, so that the driving block will move towards the inside of the annular chamber (15) and let the friction disc (21) pass;
after the friction disc (21) extends out of the mounting hole (13), a part of the driving block which is not blocked by the friction disc (21) enters the mounting hole (13) again and is clamped on the limiting boss (212) to prevent the friction disc (21) from being pushed back into the mounting hole (13) in the walking process.
Furthermore, a water inlet (151) is formed in one side wall, close to the ground, of the annular cavity (15), and the water inlet (151) provides a water absorbing channel for the water-swelling water stop ring (42).
Furthermore, the upper end of the connecting sleeve (24) is connected with the bottom of the mounting hole (13) through a first return spring (23); when the water-swelling water stop ring (42) is dry, the first return spring (23) assists the friction disc (21) to return to the mounting hole (13).
Further, the driving block is connected with the bottom of the annular cavity (15) through a second return spring, and when the water-swelling water stop rod ring (42) is dried, the second return spring helps the driving block to return to the annular cavity (15).
An anti-skid shoe comprises a sole (1) and a vamp, wherein the sole (1) is provided with a wear-resistant layer (11) and a shoe cushion layer (12), the shoe cushion layer (12) is positioned above the wear-resistant layer (11), the wear-resistant layer (11) is contacted with the ground, and an automatic extending anti-skid device (2) is arranged in a mounting hole (13) of the wear-resistant layer (11); the automatic stretching anti-skid device (2) comprises a friction disc (21), a columnar water-swelling water stop strip (22) and a connecting sleeve (24), the lower end of the columnar water-swelling water stop strip (22) is fixedly connected with the friction disc (21), the upper end of the columnar water-swelling water stop strip (22) is connected with the lower end of the connecting sleeve (24), and the upper end of the connecting sleeve (24) is connected with the bottom of the mounting hole (13) of the wear-resistant layer (11); when the columnar water swelling sealing rod (22) is not in contact with water, the friction disc (21) is positioned in the mounting hole (13), and when the columnar water swelling sealing rod (22) is in contact with water, the columnar water swelling sealing rod (22) swells downwards so that the friction disc (21) extends out of the mounting hole (13) to increase the friction force of the sole during walking; the method is characterized in that: and the friction disc locking mechanism (4) is further included, and the friction disc locking mechanism (4) prevents the friction disc (21) from retracting into the mounting hole (13) after extending out of the mounting hole (13).
Furthermore, the friction disc locking mechanism (4) comprises a driving block and a water-swelling water stop ring (42), an annular cavity (15) is formed in an opening of the mounting hole (13), the water-swelling water stop ring (42) is arranged in the annular cavity (15) and horizontally extrudes the driving block, and an upper stressed inclined surface (41) is arranged at the upper part of the driving block; a lower driving inclined plane (211) is correspondingly arranged at the lower part of the friction disc (21), and a limit boss (212) is formed by the upper part of the friction disc (21) and the water-swelling water stop strip (22);
when the water-swelling water stop ring (42) is dry, the driving block is completely positioned in the annular cavity (15);
when the columnar water-swelling water stop strip (22) meets water, the columnar water-swelling water stop strip vertically swells and enables the friction disc (21) to move downwards, and meanwhile, the water-swelling water stop strip ring (42) horizontally swells after meeting water, so that one part of the driving block enters the mounting hole (13) to block the friction disc (21) from descending;
-the lower driving ramp (211) of the friction disc (21) acts on the upper force-receiving ramp (41) of the driving mass, so that the driving mass will move towards the inside of the annular chamber (15);
after the friction disc (21) extends out of the mounting hole (13), a part of the driving block enters the mounting hole (13) again and is clamped on the limiting boss (212) to prevent the friction disc (21) from being pushed back into the mounting hole (13) in the walking process.
Furthermore, a water inlet (151) is formed in one side wall, close to the ground, of the annular cavity (15), and the water inlet (151) provides a water absorbing channel for the water-swelling water stop ring (42).
Furthermore, the upper end of the connecting sleeve (24) is connected with the bottom of the mounting hole (13) through a first return spring (23); when the water-swelling water stop ring (42) is dry, the first return spring (23) assists the friction disc (21) to return to the mounting hole (13).
Further, the driving block is connected with the bottom of the annular cavity (15) through a second return spring, and when the water-swelling water stop rod ring (42) is dried, the second return spring helps the driving block to return to the annular cavity (15).
Further, the device also comprises a sleeve guide mechanism which comprises a limit long groove (14) and a guide post (241);
the limiting long groove (14) is formed in the mounting hole (13) and extends along the axial direction of the mounting hole (13), and the limiting long groove (14) is provided with an upper limiting end (141) and a lower limiting end (142); the guide post (241) is arranged on the connecting sleeve (24), and the guide post (241) is limited to move between the upper limit end (141) and the lower limit end (142).
Further, the device also comprises a sleeve guide mechanism which comprises a limit long groove (14) and a guide post (241);
the limiting long groove is formed in the connecting sleeve (24) and extends along the axial direction of the connecting sleeve (24), and the limiting long groove is provided with an upper limiting end and a lower limiting end; the guide post is arranged on the inner wall of the mounting hole (13), and the guide post is limited to move between the upper limiting end and the lower limiting end.
Furthermore, a T-shaped water inlet channel (3) is further arranged in the wear-resistant layer (11), a vertical port of the T-shaped water inlet channel (3) is communicated with the ground, one horizontal port of the T-shaped water inlet channel (3) is communicated with the upper part of one mounting hole (13), and the other horizontal port of the T-shaped water inlet channel (3) is communicated with the upper part of the other mounting hole (13); the water contacts the upper end of the columnar water-swelling water stop strip (22) through the T-shaped water inlet channel (3) so that the columnar water-swelling water stop strip (22) gradually swells from the upper end to the lower end to gradually eject the friction disc (21).
Furthermore, the automatic extending anti-skid device (2) is positioned at the front sole part of the sole (1).
Furthermore, the insole layer (12) is formed by combining a cotton cloth layer, a bamboo charcoal layer and a water-resisting layer from top to bottom in sequence.
Compared with the existing antiskid shoes, the antiskid shoes have the following beneficial effects:
(1) the friction disc extending out of the mounting hole is limited outside the sole through the friction disc locking mechanism, so that the friction disc is always outside the mounting hole when raining, and the state that the friction force of the sole is increased is ensured.
(2) The driving block of the friction disc locking mechanism can be directly retracted or retracted into the annular cavity through the return spring after the water-swelling water stop ring is dried, so that the friction disc can be retracted into the mounting hole, and a user can conveniently wear the shoes to walk in sunny days.
(3) The connecting sleeve can move in the vertical direction through the sleeve guide mechanism, so that the columnar water-swelling water stop bar can move downwards and can extend out of the mounting hole with the friction disc as soon as possible, and the situation that the columnar water-swelling water stop bar blocks the friction disc from extending out after expanding in the horizontal direction is avoided.
(4) According to the invention, the T-shaped water inlet channel is additionally arranged in the wear-resistant layer and the friction disc is waterproof, so that accumulated water on the ground can only enter the mounting hole from the T-shaped water inlet channel, therefore, the water-swelling water stop strip cannot be contacted when a small amount of accumulated water exists on the ground, and the water-swelling water stop strip can only work when the accumulated water is deep, so that the automatic extending anti-skid device can work more reliably.
(5) According to the invention, the T-shaped water inlet channel is additionally arranged in the wear-resistant layer, water contacts the upper end of the columnar water-swelling water stop strip through the T-shaped water inlet channel, so that the columnar water-swelling water stop strip gradually swells from the upper end to the lower end to gradually eject the friction disc, and the moving direction of the columnar water-swelling water stop strip after swelling can also be ensured.
(6) According to the invention, the water-swelling water stop strip is embedded in the sole, and is positioned in the sole when the water-swelling water stop strip is dry, so that normal walking is not influenced, the friction disc can be ejected out of the sole when the water-swelling water stop strip absorbs enough rainwater and swells in heavy rain, the friction disc is adsorbed with the slippery ground to increase the friction coefficient between the sole and the ground, and the old and the pregnant woman are protected from falling down.
(7) The water-swelling water stop strip is nontoxic and pollution-free, and the environment is not polluted when the water-swelling water stop strip is replaced and discarded.
(8) The bamboo charcoal layer is arranged, so that the effects of deodorization and health care are achieved.
Detailed Description
The invention is further described below with reference to fig. 1 to 6:
as shown in figure 1, the anti-skid shoe comprises a sole 1 and a vamp, wherein the sole 1 is provided with a wear-resistant layer 11 and a shoe pad layer 12, the shoe pad layer 12 is positioned above the wear-resistant layer 11, the wear-resistant layer 11 is contacted with the ground, and an automatic extending anti-skid device 2 is arranged in a mounting hole 13 of the wear-resistant layer 11.
As shown in fig. 2, the automatic extending anti-slip device 2 includes a friction disc 21, a cylindrical water-swelling sealing rod 22 and a connecting sleeve 24, the lower end of the cylindrical water-swelling sealing rod 22 is fixedly connected to the friction disc 21, the upper end of the cylindrical water-swelling sealing rod 22 is connected to the connecting sleeve 24, and the upper end of the connecting sleeve 24 is connected to the bottom of the mounting hole 13 of the wear-resistant layer 11.
When the columnar water-swelling sealing rod 22 is not in contact with water, the friction disc 21 is located in the mounting hole 13, and when the columnar water-swelling sealing rod 22 is in contact with water, the columnar water-swelling sealing rod 22 expands downwards to enable the friction disc 21 to extend out of the mounting hole 13 to increase the friction force of the sole during walking.
In addition, in order to ensure that the friction disc 21 is not retracted into the mounting hole 13 during traveling, the friction disc locking mechanism 4 is further included, and the friction disc locking mechanism 4 prevents the friction disc 21 from being retracted into the mounting hole 13 after extending out of the mounting hole 13.
Specifically, the friction disc locking mechanism 4 comprises a driving block and a water-swelling water stop ring 42, an annular cavity 15 is arranged at an opening of the mounting hole 13, the water-swelling water stop ring 42 is arranged in the annular cavity 15 and horizontally extrudes the driving block, and an upper stress inclined plane 41 is arranged at the upper part of the driving block; the lower part of the friction disc 21 is correspondingly provided with a lower driving inclined plane 211, and the upper part of the friction disc 21 and the water-swelling water stop strip 22 form a limit boss 212;
when the water-swellable seal ring 42 is dry, the drive block is fully located within the annular cavity 15; when the columnar water-swelling water stop strip 22 meets water, the columnar water-swelling water stop strip vertically swells and enables the friction disc 21 to move downwards, and meanwhile, the water-swelling water stop strip ring 42 horizontally swells after meeting water, so that one part of the driving block enters the mounting hole 13 to block the friction disc 21 from moving downwards; the lower drive ramps 211 of the friction discs 21 act on the upper force ramps 41 of the drive blocks so that the drive blocks will move in a horizontal direction inside the annular chamber 15;
after the friction disc 21 extends out of the mounting hole 13, a part of the driving block which is not blocked by the friction disc 21 enters the mounting hole 13 again and is clamped on the limit boss 212 to prevent the friction disc 21 from being pushed back into the mounting hole 13 during walking.
A water inlet 151 is formed in one side wall of the annular cavity 15 close to the ground, and the water inlet 151 provides a water absorption channel for providing the water-swelling water stop ring 42.
The upper end of the connecting sleeve 24 is connected with the bottom of the mounting hole 13 through a first return spring 23; when the water-swellable stop ring 42 dries, the first return spring 23 assists in returning the friction disc 21 into the mounting hole 13.
The drive block is connected with the bottom of the annular cavity 15 through a second return spring, and when the water-swelling water stop ring 42 is dried, the second return spring helps the drive block to return to the annular cavity 15.
As shown in fig. 4, the device further includes a sleeve guiding mechanism, and the first structure thereof is: comprises a limiting long groove 14 and a guide post 241; the limiting long groove 14 is formed in the mounting hole 13 and extends along the axial direction of the mounting hole 13, and the limiting long groove 14 is provided with an upper limiting end 141 and a lower limiting end 142; the guide post 241 is disposed on the coupling sleeve 24, and the guide post 241 is restricted from moving between the upper limit end 141 and the lower limit end 142.
The second structure of the sleeve guiding mechanism is as follows: the device comprises a limiting long groove 14 and a guide post 241; the limiting long groove is formed in the connecting sleeve 24 and extends along the axial direction of the connecting sleeve 24, and the limiting long groove is provided with an upper limiting end and a lower limiting end; the guide post is arranged on the inner wall of the mounting hole 13 and limited to move between the upper limit end and the lower limit end. The sleeve guide mechanism enables the connecting sleeve to move in the vertical direction, ensures that the columnar water-swelling water stop rod moves downwards and stretches out of the mounting hole with the friction disc as soon as possible, and prevents the friction disc from stretching out after the columnar water-swelling water stop rod expands in the horizontal direction.
The wear-resistant layer 11 is also provided with a T-shaped water inlet channel 3, a vertical port of the T-shaped water inlet channel 3 is communicated with the ground, one horizontal port of the T-shaped water inlet channel 3 is communicated with the upper part of one mounting hole 13, and the other horizontal port of the T-shaped water inlet channel 3 is communicated with the upper part of the other mounting hole 13; the water contacts the upper end of the cylindrical water-swelling seal 22 through the T-shaped water inlet passage 3 so that the cylindrical water-swelling seal 22 gradually swells from the upper end to the lower end to gradually eject the friction disc 21. Increase T type inhalant canal and carry out waterproofly to the friction disk in through the wearing layer for subaerial ponding can only get into the mounting hole from T type inhalant canal, can not contact when consequently there is a small amount of ponding on ground and meet water inflation sealing rod, only can make and meet water inflation sealing rod work when ponding is darker, makes automatic antiskid that stretches out work more reliable.
The automatic extending antiskid device 2 is positioned at the front sole part of the sole 1. The insole layer 12 is composed of a cotton cloth layer, a bamboo charcoal layer and a water-proof layer from top to bottom in sequence.
The anti-skidding method of the anti-skidding shoes comprises the following steps:
step 1, when the water-swelling water stop ring 42 is dry, the driving block is completely positioned in the annular cavity 15, and the dry columnar water-swelling water stop 22 and the friction disc 21 are positioned in the mounting hole 13;
step 2, when the antiskid shoe walks in rainwater, the rainwater enters the annular cavity 15 through the water inlet 151 and is absorbed by the water-swelling water stop strip ring 42, and after the water-swelling water stop strip ring 42 swells, a part of the driving block is pushed into the mounting hole 13 to block the friction disc 21 from descending;
step 3, when the columnar water-swelling sealing rod 22 is in water, the columnar water-swelling sealing rod vertically swells and enables the friction disc 21 to move downwards, the lower driving inclined plane 211 of the friction disc 21 acts on the upper stress inclined plane 41 of the driving block, the driving block moves towards the inside of the annular cavity 15 and enables the friction disc 21 to pass through, and at the moment, the water-swelling sealing rod ring 42 is extruded;
step 4, after the friction disc 21 extends out of the mounting hole 13, a part of the driving block enters the mounting hole 13 again and is clamped on the limiting boss 212 to prevent the friction disc 21 from being pushed back into the mounting hole 13 in the walking process;
step 5, when the water-swelling water stop rod ring 42 shrinks after being dried, the driving block is directly brought into the annular cavity 15 or returns to the annular cavity 15 through a second return spring, and the driving block does not block the friction disc 21 any more;
and 6, after the cylindrical water-swelling water stop strip 22 is dried, the volume is shrunk, and the friction disc 21 is pulled into the mounting hole 13 or is returned to the mounting hole 13 through the first return spring.
Thus, the automatic extension of the antiskid device 2 and the friction disc locking mechanism 4 can be operated again in the next rain.
The invention is described above with reference to the accompanying drawings, it is obvious that the implementation of the invention is not limited in the above manner, and it is within the scope of the invention to adopt various modifications of the inventive method concept and solution, or to apply the inventive concept and solution directly to other applications without modification.