CN112138353B - Table tennis bat sleeve - Google Patents
Table tennis bat sleeve Download PDFInfo
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- CN112138353B CN112138353B CN202010845467.1A CN202010845467A CN112138353B CN 112138353 B CN112138353 B CN 112138353B CN 202010845467 A CN202010845467 A CN 202010845467A CN 112138353 B CN112138353 B CN 112138353B
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- Prior art keywords
- connecting rod
- rotating shaft
- racket
- far away
- table tennis
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B59/00—Bats, rackets, or the like, not covered by groups A63B49/00 - A63B57/00
- A63B59/40—Rackets or the like with flat striking surfaces for hitting a ball in the air, e.g. for table tennis
- A63B59/42—Rackets or the like with flat striking surfaces for hitting a ball in the air, e.g. for table tennis with solid surfaces
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B60/00—Details or accessories of golf clubs, bats, rackets or the like
- A63B60/56—Devices for protection, storage or transport, e.g. stands or cases
- A63B60/58—Devices for protection, storage or transport, e.g. stands or cases specially adapted for rackets
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B2102/00—Application of clubs, bats, rackets or the like to the sporting activity ; particular sports involving the use of balls and clubs, bats, rackets, or the like
- A63B2102/16—Table tennis
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention provides a table tennis bat cover, comprising: the table tennis bat sleeve comprises a bat sleeve body, a material reel and a first rotating shaft, wherein the bat sleeve body is divided into two groups which are hinged into a whole, when the table tennis bat sleeve is used, a table tennis bat is placed in a bat groove of the bat sleeve body, and the bat sleeve body is made of metal, wood or plastic materials, so that the table tennis bat can be placed in the bat sleeve body without being crushed or bent, and the safety of the table tennis bat in the storage process is effectively protected; in addition, the material roll shaft is used for rolling up rubber, so that the purpose of timely replacement when the rubber of the racket body is damaged can be realized.
Description
Technical Field
The invention relates to the technical field of table tennis bat sleeves, in particular to a table tennis bat sleeve.
Background
Present table tennis bat all utilizes soft bat cover to preserve, but soft bat cover is knitted fabric, very easily causes the table tennis bat to cause the condition that the table tennis bat appears damaging because of heavy object heavy pressure or tractive in depositing the in-process, consequently lacks one kind and can reduce the table tennis bat and cause the condition that the table tennis bat appears damaging because of heavy pressure or tractive in depositing the in-process.
Disclosure of Invention
The invention provides a table tennis bat sleeve which is used for reducing the damage of table tennis bats caused by heavy pressure or traction in the storage process of the table tennis bats.
The invention provides a table tennis bat cover, comprising: the racket case comprises a racket case body, a material winding shaft and a first rotating shaft, wherein the racket case body is divided into two groups which are hinged into a whole, one surface of the racket case body is provided with a racket groove, one surfaces of the racket grooves are mutually combined to form a containing cavity, and the containing cavity is used for storing the racket body; the tank bottom surface in racket groove still is equipped with the waste chamber, the waste chamber runs through clap set body setting, just the waste chamber is kept away from the one side in racket groove is equipped with the detachable shrouding, the racket groove is established to the racket shape, just the waste chamber is kept away from the one end both sides inner wall of racket handle and is rotated and be equipped with first pivot, fixed connection material spool between the first pivot, the material spool is used for rolling up and establishes the rubber.
Preferably, a driving device and a stopping device are arranged in the racket sleeve body, and the driving device and the stopping device are arranged at one end, far away from the material reel, of the first rotating shaft at intervals; and is used for driving or braking the first rotating shaft.
Preferably, the stopper device includes: the first rotating shaft penetrates through the fixed plate, first hinge shafts are arranged at two sides of the first rotating shaft at intervals, the first hinge shafts are respectively symmetrically and rotatably connected with fifth connecting rods, one ends of the fifth connecting rods, far away from the first hinge shafts, are connected through the seventh connecting rods to form a U-shaped structure, one ends of the fifth connecting rods, far away from the seventh connecting rods, are arranged into elbows, and the bending directions of the elbows face the first rotating shaft; a first annular rotary table is further sleeved on the first hinged shaft, a first connecting rod and a third connecting rod are arranged on one surface, close to the first rotary shaft, of the first annular rotary table at intervals, a limiting shaft is arranged at one end, far away from the first annular rotary table, of the first connecting rod, a first limiting block is arranged at one end, far away from the first annular rotary table, of the third connecting rod, the first limiting block is of a semi-arc structure, and an arc-shaped protruding surface of the semi-arc structure is used for clamping or loosening the outer wall of the first rotary shaft; the first connecting rod and the third connecting rod form an L structure, and an opening of the L structure is arranged towards the first rotating shaft; a second panel is further rotatably connected to one of the first hinge shafts, a third movable groove is formed in one side of the second panel, the groove opening end of the third movable groove is used for being rotatably connected to the first hinge shaft, and a first limiting block of a semi-arc structure is arranged at one end, away from the third movable groove, of the second panel; the end part of the third movable groove is respectively connected with a second connecting rod, one end of the second connecting rod, which is far away from the third movable groove, is provided with a limiting shaft, the seventh connecting rod is provided with a first disc, one end of the first disc, which is far away from the first rotating shaft, is provided with a cylindrical support, the cylindrical support and the first disc are provided with through holes, the through holes are used for reciprocating motion of the movable rod, one end of the movable rod, which is far away from the first disc, is connected with a first panel, the surface of the first panel is provided with second movable grooves and fourth movable grooves at intervals, and the second movable grooves are used for reciprocating motion of the limiting shaft of the first connecting rod and the limiting shaft of the second connecting rod, which is coaxially and rotatably arranged with the first connecting rod; the fourth movable groove is used for enabling the limiting shaft on the first connecting rod far away from one side of the second connecting rod to reciprocate.
Preferably, the first connecting rod is close to the one end of spacing axle still is equipped with first activity groove, first activity groove card is used for the cover to establish the two surfaces of first panel, just the groove opening inner wall of first activity groove all is equipped with and is used for the card to establish the spacing axle of second activity groove or fourth activity groove.
Preferably, the both sides inner wall interval in waste material chamber is equipped with two sets of spouts, one of them is a set of the spout is used for sliding and sets up the shovel material device, the shovel material device includes: the scraper is of a strip-shaped structure, a knife edge of the scraper faces the outer surface of the racket body, first sliding blocks are arranged at two ends of the scraper respectively and are located in the sliding grooves to reciprocate, a first telescopic rod is arranged on one side, close to the inner wall of the waste material cavity, of the scraper, and one end, far away from the scraper, of the first telescopic rod is connected with the inner wall of the waste material cavity; a third feeler lever is further arranged at one end of the first sliding block, which is close to the stopping device; one end of the sliding groove used for slidably arranging the first sliding block is provided with a first switch, the first switch is arranged close to one side of the stopping device, and the third contact rod is used for opening or closing the first switch;
preferably, the other group of sliding grooves in the inner walls of the two sides of the waste cavity is used for slidably arranging material pulling devices, the material pulling devices are arranged in two groups, the material pulling devices are connected into a whole through a second telescopic rod, one group of material pulling devices are fixed on the inner wall of one end, away from the racket handle, of the sliding groove, and the other group of material pulling devices are slidably arranged in the sliding grooves; the material pulling device comprises: the device comprises a first clamping block, a second clamping block and a first feeler lever, wherein the first clamping block is of an L structure, one end of the first clamping block is arranged in the sliding groove in a sliding mode, the upper surface of the other end of the first clamping block is connected with a third telescopic rod, one end, far away from the first clamping block, of the third telescopic rod is connected with the second clamping block, and a rubber sheet is clamped between the first clamping block and the second clamping block; the first clamping blocks of one group of the pulling devices are fixed on the inner wall of the sliding chute, and a third switch is arranged on one side far away from the inner wall of the sliding chute; a second telescopic rod is connected below the third switch at intervals, and the other end of the second telescopic rod is connected with a first clamping block of the other group of the pulling devices; the first feeler lever is located the first clamp splice is kept away from the one side of third switch, just first feeler lever is used for contacting with the second switch, the second switch is located the spout is close to the inner wall of racket handle one end.
Preferably, the inner wall of the waste cavity is further provided with a glue brushing device, the glue brushing device is positioned above the stopping device, and the glue brushing device is used for brushing glue on the surface, close to the surface of the table tennis bat, of the rubber; the brush mucilage binding is put includes: an eighth link, a tenth link, and a roller; a rubber cavity is arranged inside the roller, the circumferential outer wall of the roller is of a tooth structure, a tooth groove between adjacent teeth is provided with a rubber outlet hole, two sides of the roller are provided with detachable second connecting blocks, the second connecting blocks are used for sealing the rubber cavity, one end of each second connecting block, far away from the roller, is provided with a third rotating shaft, and the third rotating shaft is rotatably connected with the inner walls of the two sides of the waste cavity; a tenth connecting rod is arranged on one side, close to the inner wall of the waste material cavity, of the roller, teeth are arranged on one surface, close to the roller, of the tenth connecting rod, and the teeth of the tenth connecting rod and the teeth of the roller are arranged in a meshed mode; one surface, away from the roller, of the tenth connecting rod is symmetrically provided with fifth rotating shafts which protrude outwards, second annular rotating discs are respectively rotatably arranged on the fifth rotating shafts, the circumferential outer walls of the second annular rotating discs are respectively connected with ninth connecting rods, the other ends of the ninth connecting rods are respectively connected with a second rotating shaft and a fourth rotating shaft, the second rotating shafts are arranged on the first connecting blocks in a penetrating and rotating manner, the fourth rotating shafts are arranged on the third connecting blocks in a penetrating and rotating manner, and the first connecting blocks and the third connecting blocks are respectively arranged on the inner wall of the waste cavity at intervals; the second pivot with the fourth pivot is close to the one end of ninth connecting rod is equipped with the second disc respectively, the axial direction line of second disc with the axial direction line interval of second pivot, fourth pivot sets up, respectively the outer wall of second disc rotates the cover and is equipped with third annular carousel, two connect as an organic wholely through eighth connecting rod between the third annular carousel.
Preferably, a pushing mechanism is connected to one side of the first clamping block and the first sliding block away from the chute notch, and the pushing mechanism comprises: one end of the eleventh connecting rod is connected with a sixth rotating shaft, the sixth rotating shaft is rotatably connected with a driving device, the driving device is arranged on the inner wall of the waste material tank, the other end of the eleventh connecting rod is respectively rotatably connected with a twelfth connecting rod and a thirteenth connecting rod through a hinge shaft, the other end of the twelfth connecting rod is rotatably arranged on the hinge shaft, and the hinge shaft is fixed on the first clamping block; the first sliding block is also provided with a hinged shaft, and the hinged shaft of the first sliding block is used for rotatably connecting one end of the thirteenth connecting rod, which is far away from the twelfth connecting rod; a fifteenth connecting rod is further rotatably arranged on a hinge shaft of the first sliding block, the other end of the fifteenth connecting rod is rotatably connected with a sixteenth connecting rod through the hinge shaft, and one end, far away from the fifteenth connecting rod, of the sixteenth connecting rod is rotatably connected with the hinge shaft of the first clamping block.
The invention has the following beneficial effects:
the invention provides a table tennis bat cover, comprising: the racket case comprises a racket case body, a material winding shaft and a first rotating shaft, wherein the racket case body is divided into two groups which are hinged into a whole, one surface of the racket case body is provided with a racket groove, one surfaces of the racket grooves are mutually combined to form a containing cavity, and the containing cavity is used for storing the racket body; the tank bottom surface in racket groove still is equipped with the waste chamber, the waste chamber runs through clap set body setting, just the waste chamber is kept away from the one side in racket groove is equipped with the detachable shrouding, the racket groove is established to the racket shape, just the waste chamber is kept away from the one end both sides inner wall of racket handle and is rotated and be equipped with first pivot, fixed connection material spool between the first pivot, the material spool is used for rolling up and establishes the rubber.
When the table tennis bat is used, the table tennis bat is placed in the bat groove of the bat sleeve body, and the bat sleeve body is made of metal, wood or plastic materials, so that the table tennis bat can be placed in the bat sleeve body without being crushed or bent, and the safety of the table tennis bat in the storage process is effectively protected;
in addition, the material roll shaft is used for rolling up rubber, so that the purpose of timely replacement when the rubber of the racket body is damaged can be realized.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and drawings.
The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a waste chamber configuration of the present invention;
FIG. 3 is a schematic structural view of a shoveling device according to the present invention;
FIG. 4 is a schematic view of a glue outlet structure according to the present invention;
FIG. 5 is a top view of the pulling device of the present invention;
FIG. 6 is a schematic structural view of a material pulling device according to the present invention;
FIG. 7 is a schematic view of the stop device of the present invention;
FIG. 8 is a perspective view of the glue application device of the present invention;
FIG. 9 is a schematic view of the pushing mechanism of the present invention;
fig. 10 is a schematic view of the structure of the top-fastened panel of the present invention.
Wherein, 1-racket sleeve body, 2-racket groove, 3-material scroll, 4-first rotating shaft, 5-racket body,
6-cylindrical support, 7-first disc, 8-first panel, 9-first movable groove, 10-first connecting rod, 11-second panel, 12-second movable groove, 13-limiting shaft, 14-second connecting rod, 15-first hinged shaft, 16-third movable groove, 17-fixing plate, 18-first limiting block, 19-third connecting rod, 20-third telescopic rod, 21-first annular turntable, 22-first clamping block, 23-fifth connecting rod, 24-second clamping block, 25-fourth movable groove, 26-seventh connecting rod,
27-a second rotating shaft, 28-a first connecting block, 29-an eighth connecting rod, 30-a second disc, 31-a third rotating shaft, 32-a second connecting block, 33-a fourth rotating shaft, 34-a third connecting block, 35-a ninth connecting rod, 36-a second annular turntable, 37-a glue cavity, 38-a roller, 39-a tenth connecting rod, 40-a fifth rotating shaft, 41-a third annular turntable, 42-a waste cavity, 43-a sealing plate and 44-a movable rod,
45-rubber, 46-first feeler lever, 47-first slide block,
48-the drive means are arranged to drive,
49-first switch, 50-chute, 51-second switch, 52-scraper, 53-first telescopic rod, 54-third contact rod, 55-glue outlet, 56-third switch, 58-second telescopic rod
59-sixth rotating shaft, 60-eleventh connecting rod, 61-twelfth connecting rod, 62-thirteenth connecting rod, 63-fifteenth connecting rod, 64-sixteenth connecting rod, 65-fourth telescopic rod, 66-tightening panel and 67-tightening ball.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
According to fig. 1 to 9, an embodiment of the present invention provides a table tennis bat cover, including: the racket sleeve comprises a racket sleeve body 1, a material winding shaft 3 and a first rotating shaft 4, wherein the racket sleeve body 1 is divided into two groups and hinged into a whole, one surface of the racket sleeve body 1 is provided with a racket groove 2, one surfaces of the racket grooves 2 are mutually combined to form a containing cavity, and the containing cavity is used for storing a racket body 5; the tank bottom surface in racket groove 2 still is equipped with waste chamber 42, waste chamber 42 runs through clap set body 1 and sets up, just waste chamber 42 is kept away from the one side in racket groove 2 is equipped with detachable shrouding 43, racket groove 2 is established to the racket shape, just waste chamber 42 is kept away from the rotation of one end both sides inner wall of racket handle and is equipped with first pivot 4, fixed connection material spool 3 between the first pivot 4, material spool 3 is used for rolling up and establishes rubber 45.
When the table tennis bat is used, the table tennis bat is placed in the bat groove of the bat sleeve body, and the bat sleeve body is made of metal, wood or plastic materials, so that the table tennis bat can be placed in the bat sleeve body without being crushed or bent, and the safety of the table tennis bat in the storage process is effectively protected;
in addition, the material roll shaft is used for rolling up rubber, so that the purpose of timely replacement when the rubber of the racket body is damaged can be realized.
According to the drawings of fig. 1-9, in one embodiment, a driving device 48 and a stopping device are arranged in the racket case body 1, and the driving device 48 and the stopping device are arranged at the end of the first rotating shaft 4 far away from the material reel 3 at intervals; and is used for driving or braking said first rotation shaft 4.
The driving device is a micro motor, when the racket sleeve is used, the micro motor is connected with a switch through a lead, and the switch is positioned on the outer side wall of the racket sleeve body 1; when the table tennis bat is used, the micro motor is started by the switch to rotate, the first rotating shaft is driven to rotate after the micro motor rotates, and the material reel rotates after the first rotating shaft rotates, so that rubber on the material reel can be elongated, and further the rubber can be attached to the outer surface of a table tennis bat; when the rubber on the outer surface of the table tennis bat is used for a period of time, the rubber falls off or is damaged, so that the hitting force of the table tennis bat is influenced; greatly prolongs the service life of the table tennis bat.
In one embodiment, as shown in fig. 1 to 9, two sets of chutes 50 are spaced apart from each other on two inner walls of the waste chamber 42, wherein one set of chutes 50 is used for slidably disposing a material shoveling device, and the material shoveling device includes: the scraping knife 52 is of a strip-shaped structure, the knife edge of the scraping knife 52 faces the outer surface of the table tennis bat, two ends of the scraping knife 52 are respectively provided with a first sliding block 47, the first sliding block 47 is located in the sliding groove 50 and reciprocates, one side of the scraping knife 52 close to the inner wall of the waste cavity 42 is provided with a first telescopic rod 53, and one end, far away from the scraping knife 52, of the first telescopic rod 53 is connected with the inner wall of the waste cavity 42; a third contact rod 54 is further arranged at one end, close to the stopping device, of the first sliding block 47; one end of a sliding groove 50 for slidably arranging the first sliding block 47 is provided with a first switch 49, the first switch 49 is arranged close to one side of the stopping device, and the third contact rod 54 is used for opening or closing the first switch 49;
the scraper is used for scraping the waste rubber on the surface of the table tennis bat, so that the aim that new rubber can be attached to the surface of the table tennis bat is fulfilled conveniently; the first telescopic rod can be connected with a linear driver, and the first telescopic rod can drive the scraper to move in the waste material cavity by utilizing the linear driver, so that the scraper can move from the handle end of the table tennis bat to the other end of the table tennis bat, and the aim of removing the waste rubber on the surface of the table tennis bat by the scraper can be further fulfilled;
when the scraper moves, the first sliding blocks at two ends of the scraper move in the sliding groove, the scraper moves towards the direction of the stopping device, a first switch is arranged on the inner wall of one end, close to the stopping device, of the sliding groove, and after a third contact rod on the first sliding block contacts the first switch; the scraper is indicated to complete the scraping work of the waste rubber indicated by the current table tennis bat, the linear driver connected with the first telescopic rod pulls back the first telescopic rod, and in the process of pulling back the first telescopic rod, the scraper can also carry out the purpose of scraping the waste rubber on the table tennis bat for two times, so that the purpose of scraping the waste rubber indicated by the table tennis bat as clean as possible is realized.
Meanwhile, after the first telescopic rod is reset, the rubber is pulled to the direction of the scraper from the direction of the stopping device by the material pulling device arranged in the other group of sliding grooves in the waste material cavity, so that the new rubber on the material reel is pulled and attached to the surface of the table tennis bat.
According to fig. 1-9, in one embodiment, another set of the sliding grooves 50 on the inner walls of the two sides of the waste cavity 42 is used for slidably arranging two sets of pulling devices, the pulling devices are connected into a whole through a second telescopic rod 58, one set of the pulling devices is fixed on the inner wall of one end of the sliding groove 50 far away from the racket handle, and the other set of the pulling devices is slidably arranged in the sliding groove 50; the material pulling device comprises: the clamping device comprises a first clamping block 22, a second clamping block 24 and a first feeler lever 46, wherein the first clamping block 22 is of an L structure, one end of the first clamping block 22 is slidably arranged in the sliding groove 50, the upper surface of the other end of the first clamping block 22 is connected with a third telescopic rod 20, one end, far away from the first clamping block 22, of the third telescopic rod 20 is connected with the second clamping block 24, and a rubber sheet 45 is clamped between the first clamping block 22 and the second clamping block 24; the first clamping blocks 22 of one group of the pulling devices are fixed on the inner wall of the chute 50, and a third switch 56 is arranged on one side far away from the inner wall of the chute 50; a second telescopic rod 58 is connected below the third switch 56 at intervals, and the other end of the second telescopic rod 58 is connected with the first clamping block 22 of the other group of the pulling devices; the first feeler lever 46 is located on a surface of the first clamping block 22 away from the third switch 56, the first feeler lever 46 is used for contacting with the second switch 51, and the second switch 51 is located on an inner wall of the chute 50 near one end of the racket handle.
After the scraper is reset, the material pulling device is started and pulls the rubber on the material reel, so that the first rotating shaft can rotate on the inner wall of the waste material cavity, and the rubber is discharged when the first rotating shaft rotates;
when the rubber clamping device works, the first clamping block and the second clamping block with the first contact rods are used for clamping the end parts of the rubber sheets; meanwhile, the first clamping block with the first contact rod moves towards the direction of the initial position of the scraper in the sliding groove, so that the aims of driving the rubber to be pulled and smoothly attaching the rubber to the surface of the table tennis bat are fulfilled. A second telescopic rod connected between a second clamping block fixed on the inner wall of the waste material cavity and the second clamping block with the first touch rod extends and retracts through a linear driver and drives the second clamping block with the first touch rod and the first clamping block to slide; when the first feeler lever contacts a second switch arranged on the inner wall of the sliding chute, a third telescopic rod between the first clamping block and the second clamping block with the first feeler lever is subjected to interval pulling through a miniature linear driver, so that the end part of the rubber is released; then, the second telescopic rod returns to one end of the stopping device through a linear driver; as shown in fig. 5, when the second clamping block contacts a third switch arranged on the adjacent second clamping block during the return process of the first clamping block and the second clamping block with the first touch rod, the stopping device is started, so that the first rotating shaft is clamped by the stopping device, and the situation that the first rotating shaft moves back and forth due to rotation is reduced.
According to fig. 1-9, in one embodiment, the inner wall of the waste cavity 42 is further provided with a glue brushing device, the glue brushing device is positioned above the stopping device, and the glue brushing device is used for brushing glue on the surface of the rubber sheet 45 close to the racket body 5; the brush mucilage binding is put includes: an eighth link 29, a tenth link 39, and a roller 38; a rubber cavity 37 is formed in the roller 38, the circumferential outer wall of the roller 38 is of a tooth structure, a tooth groove between adjacent teeth is provided with a rubber outlet 55, two sides of the roller 38 are provided with detachable second connecting blocks 32, the second connecting blocks 32 are used for sealing the rubber cavity 37, one end, far away from the roller 38, of each second connecting block 32 is provided with a third rotating shaft 31, and the third rotating shafts 31 are rotatably connected with the inner walls of the two sides of the waste cavity 42; a tenth connecting rod 39 is arranged on one side of the roller 38 close to the inner wall of the waste material cavity 42, teeth are arranged on one side of the tenth connecting rod 39 close to the roller 38, and the teeth of the tenth connecting rod 39 and the teeth of the roller 38 are meshed with each other; one surface of the tenth connecting rod 39, which is far away from the roller 38, is symmetrically provided with fifth rotating shafts 40 which protrude outwards, the fifth rotating shafts 40 are respectively rotatably provided with second annular turntables 36, the circumferential outer walls of the second annular turntables 36 are respectively connected with ninth connecting rods 35, the other ends of the ninth connecting rods 35 are respectively connected with second rotating shafts 27 and fourth rotating shafts 33, the second rotating shafts 27 are arranged on the first connecting blocks 28 in a penetrating and rotating manner, the fourth rotating shafts 33 are arranged on the third connecting blocks 34 in a penetrating and rotating manner, and the first connecting blocks 28 and the third connecting blocks 34 are respectively arranged on the inner walls of the waste cavities 42 at intervals; the second pivot 27 with the fourth pivot 33 is close to the one end of ninth connecting rod 35 is equipped with second disc 30 respectively, the axial direction of second disc 30 with the axial direction interval of second pivot 27, fourth pivot 33 sets up, each the outer wall of second disc 30 rotates the cover and is equipped with third annular carousel 41, two connect as an organic wholely through eighth connecting rod 29 between the third annular carousel 41.
Draw the material device to draw the material in-process, brush mucilage binding is put the synchronous work, realizes right the rubber is close to brush the glue in one side on table tennis bat surface, reduces to lead to the rubber to bond the insecure condition from taking glue for a long time because of rubber itself storage time, has effectively improved the rubber and is pasting the firmness to table tennis bat, further reduces the rubber and because of pasting the insecure condition that causes droing after changing.
The glue brushing device is positioned between the material reel and the racket groove, and meanwhile, the roller of the glue brushing device is positioned on one surface of the rubber close to the surface of the table tennis racket; the glue brushing device and the material pulling device work synchronously, so that the aim of brushing glue on the pulled rubber sheet synchronously in the material pulling process is fulfilled.
When the disc type rotation mechanism works, one end, far away from the second disc, of the second rotating shaft is connected with a micro motor, the micro motor can rotate the second rotating shaft after working, the second rotating shaft can drive the second disc to rotate, and when the second disc rotates, the fourth rotating shaft and the second disc on the adjacent side can be driven to rotate through the eighth connecting rod and the third annular turntable;
meanwhile, the second rotating shaft and the fourth rotating shaft can drive the ninth connecting rod to swing when rotating, the ninth connecting rod can drive the tenth connecting rod to reciprocate when swinging through the second annular turntable and the fifth rotating shaft, and the motion directions of the ninth connecting rod and the tenth connecting rod are up-down reciprocating and left-right reciprocating in the graph 8; when the tenth connecting rod reciprocates, the teeth are meshed with the teeth on the outer wall of the roller, so that the roller is driven to rotate through the third rotating shaft; when the roller reciprocating rotation's in-process will produce centrifugal force, make from this glue that the intracavity was stored is glued the glue hole that the roller outer wall interval set up and is thrown out, glue in the gluey intracavity will be thrown to rubber surface and table tennis bat surface to do benefit to the purpose that rubber and table tennis bat's surface pasted.
In one embodiment, as shown in fig. 10, preferably, a face of the sealing plate close to the waste cavity is further provided with a jacking device, and the jacking device comprises: top tight panel and spheroid, the top tight panel is established through the fourth telescopic link the shrouding is close to the one side in waste material chamber, the fourth telescopic link is flexible through linear actuator, and the area the top tight panel 66 is from the shrouding orientation the rubber direction motion, thereby the realization works as the rubber can be further realized rubber and table tennis bat surface and carry out the purpose of pasting tightly when drawing the material device and brushing the mucilage binding and drawing the material via drawing the material device in step, thereby improve the bonding firmness of rubber. The jacking devices can be arranged at intervals as required, and therefore the rubber is sequentially jacked and attached to the surface of the table tennis bat.
The waste material cavity is used for containing the waste rubber removed by the shoveling device and discharging the waste rubber in the waste material cavity through the detachable sealing plate.
In one embodiment, as shown in fig. 1 to 9, a pushing mechanism is connected to the first clamping block 22 and the first sliding block 47 at a side away from the slot of the sliding slot 50, and the pushing mechanism comprises: an eleventh link 60, a twelfth link 61 and a thirteenth link 62, wherein one end of the eleventh link 60 is connected to a sixth rotating shaft 59, the sixth rotating shaft 59 is rotatably connected to a driving device 48, the driving device 48 is disposed on the inner wall of the waste chute, the other end of the eleventh link 60 is rotatably connected to the twelfth link 61 and the thirteenth link 62 through a hinge shaft, respectively, the other end of the twelfth link 61 is rotatably disposed on the hinge shaft, and the hinge shaft is fixed to the first clamping block 22; a hinge shaft is also arranged on the first sliding block 47, and the hinge shaft of the first sliding block 47 is used for rotatably connecting one end of the thirteenth connecting rod 62 away from the twelfth connecting rod 61; a fifteenth connecting rod 63 is further rotatably disposed on the hinge shaft of the first sliding block 47, the other end of the fifteenth connecting rod 63 is rotatably connected to a sixteenth connecting rod 64 through the hinge shaft, and one end of the sixteenth connecting rod 64, which is far away from the fifteenth connecting rod 63, is rotatably connected to the hinge shaft of the first clamping block 22.
When any one of the first switch, the second switch or the third switch has a fault, the starting of the glue brushing device, the material pulling device, the stopping device and the material shoveling device is delayed or delayed, even the condition of no starting is caused; and when the linear driver fails, the material pulling device and the material shoveling device can also fail; thereby affecting the purpose of replacing the rubber, and the situation can be reduced by the arranged pushing device;
when the pushing device works, a sixth rotating shaft is driven through a rotating end of a micro motor, after the sixth rotating shaft rotates, the eleventh connecting rod moves circumferentially around the sixth rotating shaft so as to drive the twelfth connecting rod and the thirteenth connecting rod to swing together, and the eleventh connecting rod and the twelfth connecting rod can drive the first clamping block and the first sliding block to respectively slide in the sliding groove in the swinging process; therefore, the purpose that the positions of the first clamping block and the first sliding block in the sliding groove are changed is achieved; the fifteenth connecting rod and the sixteenth connecting rod are used for realizing the stability of the first clamping block and the first sliding block in the sliding process.
In this embodiment, the chutes may be arranged as one or two sets according to actual requirements. And the thirteenth connecting rod and the sixteenth connecting rod are consistent in length, and the twelfth connecting rod and the fifteenth connecting rod are consistent in length.
According to the rotation of the sixth rotating shaft, the position of the first clamping block and the position of the first sliding block are adjusted by an eleventh connecting rod, a twelfth connecting rod and a thirteenth connecting rod respectively, so that the aims of moving the scraper and moving the material pulling device are fulfilled.
In one embodiment, as shown in fig. 1-9, the stop device comprises: the movable rod 44, the first panel 8, the seventh connecting rod 26 and the fixed plate 17, the first rotating shaft 4 is arranged on the fixed plate 17 in a penetrating manner, first hinge shafts 15 are arranged on two sides of the first rotating shaft 4 at intervals, fifth connecting rods 23 are respectively symmetrically and rotatably connected to the first hinge shafts 15, one ends of the fifth connecting rods 23 far away from the first hinge shafts 15 are connected through the seventh connecting rods 26 to form a U-shaped structure, one ends of the fifth connecting rods 23 far away from the seventh connecting rods 26 are provided with elbows, and the bending directions of the elbows face the first rotating shaft 4; a first annular turntable 21 is further sleeved on the first hinge shaft 15, a first connecting rod 10 and a third connecting rod 19 are arranged on one surface, close to the first rotating shaft 4, of the first annular turntable 21 at intervals, a limiting shaft 13 is arranged at one end, far away from the first annular turntable 21, of the first connecting rod 10, a first limiting block 18 is arranged at one end, far away from the first annular turntable 21, of the third connecting rod 19, the first limiting block 18 is of a semi-arc structure, and an arc-shaped protruding surface of the semi-arc structure is used for clamping or loosening the outer wall of the first rotating shaft 4; the first link 10 and the third link 19 form an L-structure, the opening of which is disposed toward the first rotating shaft 4; one of the first hinge shafts 15 is further rotatably connected with a second panel 11, one side of the second panel 11 is provided with a third movable groove 16, a groove opening end of the third movable groove 16 is used for being rotatably connected to the first hinge shaft 15, and one end of the second panel 11, which is far away from the third movable groove 16, is provided with a first limiting block 18 with a semi-arc structure; the end parts of the third movable grooves 16 are respectively connected with second connecting rods 14, one ends of the second connecting rods 14, which are far away from the third movable grooves 16, are provided with limit shafts 13, the seventh connecting rod 26 is provided with a first disc 7, one end of the first disc 7, which is far away from the first rotating shaft 4, is provided with a cylindrical support 6, the cylindrical support 6 and the first disc 7 are provided with through holes, the through holes are used for reciprocating motion of a movable rod 44, one end of the movable rod 44, which is far away from the first disc 7, is connected with a first panel 8, second movable grooves 12 and fourth movable grooves 25 are arranged on the surface of the first panel 8 at intervals, and the second movable grooves 12 are used for reciprocating motion of the limit shafts 13 of the first connecting rods 10 and the limit shafts 13 of the second connecting rods 14, which are coaxially and rotatably arranged with the first connecting rods 10; the fourth movable groove 25 is used for the limit shaft 13 on the first connecting rod 10 at one side far away from the second connecting rod 14 to reciprocate. First connecting rod 10 is close to the one end of spacing axle 13 still is equipped with first movable groove 9, first movable groove 9 card is used for the cover to establish the two surfaces of first panel 8, just the groove opening inner wall of first movable groove 9 all is equipped with and is used for the card to establish spacing axle 13 of second movable groove 12 or fourth movable groove 25.
The stopping device is used for clamping the first rotating shaft after the rubber sheet is attached and placed, so that the situation that the first rotating shaft rotates back and forth when not in work is reduced, and the stability of the winding shaft is improved;
or after the driving device is damaged, the rubber sheet is pulled by using the material pulling device, so that the purpose that the first rotating shaft rotates through the pulling force of the material pulling device is achieved; and after the rubber is pulled and completely attached to the surface of the table tennis bat by the pulling device, the first rotating shaft can be clamped and stopped by the stopping device.
When the pulling device pulls the rubber sheet from one end of the stopping device to one end of the shoveling device, the pulling device can achieve the purpose of returning to one end of the stopping device through the pushing mechanism or the second telescopic rod; when the material pulling device returns, firstly, the third telescopic rod is utilized to adjust the distance between the first clamping block and the second clamping block, so that the end parts of the rubber sheets are firstly released by the first clamping block and the second clamping block, then, the first clamping block and the second clamping block return through the second telescopic rod, after the first clamping block and the second clamping block return, the third switch is started, and after the third switch is started, the stopping device is started to work; meanwhile, the third switch can synchronously start the third telescopic rod to adjust the distance between the first clamping block and the second clamping block again, so that when the first clamping block and the second clamping block return to one side of the material roll shaft, the first clamping block and the second clamping block with the first contact rod clamp the end part of the rubber on the material roll shaft again, and the material roll shaft is ready for next material pulling.
Further, the stopping device is started, a linear driver is arranged in a cylindrical bracket of the stopping device, and the linear driver is used for pulling the movable rod to reciprocate in the cylindrical bracket, so that the purpose that the stopping device clamps or releases the first rotating shaft is achieved; when the clamping is needed, the linear driver pulls the movable rod to enable the movable groove to move towards the direction of the cylindrical support, so that the cylindrical support drives the first panel to move towards the direction of the cylindrical support, when the first panel moves, the movement of each limiting shaft is realized through a second movable groove and a fourth movable groove arranged on the first panel, and the limiting columns respectively drive two groups of first connecting rods and one group of second connecting rods to move in the notches; specifically, the first connecting rod moves towards the directions of the second movable groove and the fourth movable groove close to the two ends of the first panel respectively; and the second connecting rod moves towards the center direction of the first panel from the direction that the second movable groove is close to the end part of the first panel, so that the third connecting rod connected with the other end of the first connecting rod and the second panel connected with the other end of the second connecting rod move towards the outer side wall of the first rotating shaft respectively through the rotation of the first hinge shaft, and as the first limiting blocks of a half-arc structure are respectively arranged at the end parts of the third connecting rod and the second panel, the first limiting blocks clamp the first rotating shaft, so that the purpose of clamping the first rotating shaft is realized, and the situation that the first rotating shaft cannot rotate when the first rotating shaft does not work is reduced.
In order to increase the friction force, the end that first pivot is used for the chucking with the half-arc surface that first stopper is used for the chucking all is equipped with anti-skidding line or skid resistant course to further improve the chucking effect.
The table tennis bat is loaded by using the bat sleeve body made of hard material, so that the table tennis bat cannot be broken or deformed due to heavy pressure in the storage process; meanwhile, the material shoveling device, the material pulling device, the glue brushing device and the stopping device which are arranged in the bat sleeve body realize the purpose of replacing the rubber of the table tennis bat stored in the bat sleeve body, so that the purpose of prolonging the service life of the table tennis bat by replacing the rubber after the table tennis bat is used for a period of time is realized, and the condition that the table tennis bat cannot well hit a table tennis ball due to the fact that the rubber is damaged after the table tennis bat is used for a period of time is reduced; namely, the situation that the rubber is damaged to influence the elasticity in the batting process is reduced.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (5)
1. A table tennis bat cover, comprising: a bat sleeve body (1), a material reel (3) and a first rotating shaft (4),
the racket sleeve comprises racket sleeve bodies (1), racket sleeve grooves (2) are arranged on one surfaces of the racket sleeve bodies (1), one surfaces of the racket sleeve bodies (2) are mutually combined to form a containing cavity, and the containing cavity is used for storing racket bodies (5);
the bottom surface of the racket groove (2) is also provided with a waste cavity (42), the waste cavity (42) penetrates through the racket sleeve body (1), a detachable sealing plate (43) is arranged on one surface of the waste cavity (42) far away from the racket groove (2),
the racket groove (2) is in a racket shape, the inner walls of two sides of one end, far away from a racket handle, of the waste cavity (42) are rotatably provided with first rotating shafts (4), a material reel (3) is fixedly connected between the first rotating shafts (4), and the material reel (3) is used for winding rubber (45);
a driving device (48) and a stopping device are arranged in the racket sleeve body (1), and the driving device (48) and the stopping device are arranged at one end, far away from the material reel (3), of the first rotating shaft (4) at intervals; and is used for driving or braking the first rotating shaft (4);
the stopper device includes: a movable rod (44), a first panel (8), a seventh connecting rod (26) and a fixed plate (17),
the first rotating shaft (4) penetrates through the fixing plate (17), first hinge shafts (15) are arranged on two sides of the first rotating shaft (4) at intervals, fifth connecting rods (23) are symmetrically and rotatably connected to the first hinge shafts (15) respectively, one ends, far away from the first hinge shafts (15), of the fifth connecting rods (23) are connected through seventh connecting rods (26) to form a U-shaped structure, one ends, far away from the seventh connecting rods (26), of the fifth connecting rods (23) are arranged to be elbows, and the bending direction of the elbows faces towards the first rotating shaft (4);
a first annular turntable (21) is further sleeved on the first hinge shaft (15), a first connecting rod (10) and a third connecting rod (19) are arranged on one surface, close to the first rotating shaft (4), of the first annular turntable (21) at an interval, a limiting shaft (13) is arranged at one end, away from the first annular turntable (21), of the first connecting rod (10), a first limiting block (18) is arranged at one end, away from the first annular turntable (21), of the third connecting rod (19), the first limiting block (18) is of a semi-arc structure, and an arc-shaped convex surface of the semi-arc structure is used for clamping or loosening the outer wall of the first rotating shaft (4);
the first connecting rod (10) and the third connecting rod (19) form an L structure, and an opening of the L structure is arranged towards the first rotating shaft (4);
a second panel (11) is further rotatably connected to one of the first hinge shafts (15), a third movable groove (16) is formed in one side of the second panel (11), the open end of the third movable groove (16) is rotatably connected to the first hinge shaft (15), and a first limiting block (18) with a semi-arc structure is arranged at one end, away from the third movable groove (16), of the second panel (11);
the end parts of the third movable grooves (16) are respectively connected with a second connecting rod (14), one end of the second connecting rod (14) far away from the third movable grooves (16) is provided with a limiting shaft (13),
a first disc (7) is arranged on the seventh connecting rod (26), a cylindrical support (6) is arranged at one end, far away from the first rotating shaft (4), of the first disc (7), through holes are formed in the cylindrical support (6) and the first disc (7) and used for reciprocating motion of a movable rod (44), a first panel (8) is connected to one end, far away from the first disc (7), of the movable rod (44), second movable grooves (12) and fourth movable grooves (25) are formed in the surface of the first panel (8) at intervals,
the second movable groove (12) is used for enabling the limiting shaft (13) of the first connecting rod (10) and the limiting shaft (13) of the second connecting rod (14) which is coaxially and rotatably arranged with the first connecting rod (10) to reciprocate;
the fourth movable groove (25) is used for enabling the limiting shaft (13) on the first connecting rod (10) far away from one side of the second connecting rod (14) to reciprocate.
2. The table tennis bat case of claim 1, wherein one end of the first connecting rod (10) close to the limiting shaft (13) is further provided with a first movable groove (9), the first movable groove (9) is clamped and sleeved on two surfaces of the first panel (8), and the inner wall of the groove opening of the first movable groove (9) is provided with the limiting shaft (13) clamped and arranged in the second movable groove (12) or the fourth movable groove (25).
3. A table tennis bat case as defined in claim 1, wherein two sets of chutes (50) are provided at intervals on the inner walls of the waste chamber (42), one of the chutes (50) being used for slidably disposing a shoveling device,
the shovel material device includes: the table tennis bat comprises a scraper (52) and a first telescopic rod (53), wherein the scraper (52) is of a strip-shaped structure, the edge of the scraper (52) faces the outer surface of the table tennis bat, first sliding blocks (47) are respectively arranged at two ends of the scraper (52), the first sliding blocks (47) are located in sliding grooves (50) to reciprocate, a first telescopic rod (53) is arranged on one side, close to the inner wall of a waste cavity (42), of the scraper (52), and one end, far away from the scraper (52), of the first telescopic rod (53) is connected with the inner wall of the waste cavity (42);
a third contact rod (54) is further arranged at one end, close to the stopping device, of the first sliding block (47); one end of a sliding groove (50) used for slidably arranging the first sliding block (47) is provided with a first switch (49), the first switch (49) is arranged close to one side of the stopping device, and the third contact rod (54) is used for opening or closing the first switch (49).
4. A table tennis bat case as claimed in claim 3, wherein the other group of the chutes (50) on the inner walls of the two sides of the waste chamber (42) is used for slidably arranging the pulling devices, the pulling devices are provided in two groups, the pulling devices are connected into a whole through a second telescopic rod (58), one group of the pulling devices is fixed on the inner wall of one end of the chute (50) far away from the bat handle, and the other group of the pulling devices is slidably arranged in the chute (50);
the material pulling device comprises: a first clamping block (22), a second clamping block (24) and a first feeler lever (46),
the first clamping block (22) is of an L-shaped structure, one end of the first clamping block (22) is slidably arranged in the sliding groove (50), the upper surface of the other end of the first clamping block (22) is connected with a third telescopic rod (20), one end, far away from the first clamping block (22), of the third telescopic rod (20) is connected with a second clamping block (24), and a rubber sheet (45) is clamped between the first clamping block (22) and the second clamping block (24);
the first clamping blocks (22) of one group of the pulling devices are fixed on the inner wall of the sliding chute (50), and a third switch (56) is arranged on one side, far away from the inner wall of the sliding chute (50);
a second telescopic rod (58) is connected to the lower part of the third switch (56) at intervals, and the other end of the second telescopic rod (58) is connected with a first clamping block (22) of the other group of the pulling devices;
the first feeler lever (46) is positioned on one surface of the first clamping block (22) far away from the third switch (56), the first feeler lever (46) is used for being in contact with the second switch (51), and the second switch (51) is positioned on the inner wall of the sliding groove (50) close to one end of the racket handle.
5. A table tennis bat cover as defined in claim 1, wherein the inner wall of the waste chamber (42) is further provided with a glue brushing device, the glue brushing device is positioned above the stopping device, and the glue brushing device is used for brushing glue on the surface of the rubber (45) close to the bat body (5);
the brush mucilage binding is put includes: an eighth link (29), a tenth link (39), and a roller (38); a glue cavity (37) is arranged in the roller (38), the circumferential outer wall of the roller (38) is of a tooth structure, a glue outlet hole (55) is arranged in a tooth groove between adjacent teeth,
the two sides of the roller (38) are provided with detachable second connecting blocks (32), the second connecting blocks (32) are used for sealing the rubber cavity (37), one end, far away from the roller (38), of the second connecting blocks (32) is provided with a third rotating shaft (31), and the third rotating shaft (31) is rotatably connected with the inner walls of the two sides of the waste material cavity (42);
a tenth connecting rod (39) is arranged on one side, close to the inner wall of the waste material cavity (42), of the roller (38), teeth are arranged on one surface, close to the roller (38), of the tenth connecting rod (39), and the teeth of the tenth connecting rod (39) and the teeth of the roller (38) are arranged in a meshed mode; one surface, away from the roller (38), of the tenth connecting rod (39) is symmetrically provided with a fifth rotating shaft (40) which protrudes outwards, the fifth rotating shaft (40) is respectively provided with a second annular rotating disc (36) in a rotating manner, the circumferential outer wall of the second annular rotating disc (36) is respectively connected with a ninth connecting rod (35), the other end of the ninth connecting rod (35) is respectively connected with a second rotating shaft (27) and a fourth rotating shaft (33), the second rotating shaft (27) is arranged on the first connecting block (28) in a penetrating manner in a rotating manner, the fourth rotating shaft (33) is arranged on the third connecting block (34) in a penetrating manner in a rotating manner, and the first connecting block (28) and the third connecting block (34) are respectively arranged on the inner wall of the waste cavity (42) at intervals;
second pivot (27) with fourth pivot (33) are close to the one end of ninth connecting rod (35) is equipped with second disc (30) respectively, the axial direction line of second disc (30) with the axial direction line interval of second pivot (27), fourth pivot (33) sets up, each the outer wall of second disc (30) rotates the cover and is equipped with third annular carousel (41), two connect as an organic whole through eighth connecting rod (29) between third annular carousel (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010845467.1A CN112138353B (en) | 2020-08-20 | 2020-08-20 | Table tennis bat sleeve |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010845467.1A CN112138353B (en) | 2020-08-20 | 2020-08-20 | Table tennis bat sleeve |
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| Publication Number | Publication Date |
|---|---|
| CN112138353A CN112138353A (en) | 2020-12-29 |
| CN112138353B true CN112138353B (en) | 2021-07-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010845467.1A Active CN112138353B (en) | 2020-08-20 | 2020-08-20 | Table tennis bat sleeve |
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| Country | Link |
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| CN (1) | CN112138353B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101100227A (en) * | 2006-10-31 | 2008-01-09 | 李岩 | Protective box for protecting table tennis bat rubber from being oxidized |
| CN201067614Y (en) * | 2007-07-17 | 2008-06-04 | 赵德生 | Multifunctional table tennis bat cover |
| CN205127330U (en) * | 2015-11-27 | 2016-04-06 | 卢建军 | Novel table tennis bat cover |
| CN108853979A (en) * | 2018-06-12 | 2018-11-23 | 苏州标杆知识产权运营有限公司 | A kind of rubber on table tennis bat sticker |
| CN109178660A (en) * | 2018-08-01 | 2019-01-11 | 丁玉春 | Multi-function table tennis racket containing box |
-
2020
- 2020-08-20 CN CN202010845467.1A patent/CN112138353B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101100227A (en) * | 2006-10-31 | 2008-01-09 | 李岩 | Protective box for protecting table tennis bat rubber from being oxidized |
| CN201067614Y (en) * | 2007-07-17 | 2008-06-04 | 赵德生 | Multifunctional table tennis bat cover |
| CN205127330U (en) * | 2015-11-27 | 2016-04-06 | 卢建军 | Novel table tennis bat cover |
| CN108853979A (en) * | 2018-06-12 | 2018-11-23 | 苏州标杆知识产权运营有限公司 | A kind of rubber on table tennis bat sticker |
| CN109178660A (en) * | 2018-08-01 | 2019-01-11 | 丁玉春 | Multi-function table tennis racket containing box |
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|---|---|
| CN112138353A (en) | 2020-12-29 |
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