CN212817968U - Table tennis net rack device - Google Patents

Abstract

The utility model discloses a table tennis net rack device, including left support piece, right support piece, centre gripping fixed subassembly, net and rack subassembly, the rack subassembly set up in left support piece and right support piece, the net sets up on the rack subassembly, centre gripping fixed subassembly sets up in the side of left support piece and right support piece, net and centre gripping fixed subassembly slide for left support piece and right support piece, centre gripping fixed subassembly is used for the fixed between device and table tennis table, the utility model discloses simple structure, convenient operation is favorable to expanding application range; this device passes through the locating hole and fixes a position the location function when axle realizes the casing installation to fix the side shell through the joint structure, realize the accurate equipment of casing, adopt spring assembly simultaneously, rely on elasticity to realize fixed to table tennis table, the installation is dismantled simply, has improved dismantlement efficiency and quality, and it is convenient to adjust, and the net freely draws up and stretch out and draw back under the flexure strip effect, has improved the reliability of equipment.

Description

Table tennis net rack device

Technical Field

The utility model belongs to the field of exercise equipment, a table tennis net rack device is related to.

Background

The table tennis is a popular ball sports item in the world, is also a national ball in China, and is popular among the public. The fixed mode of present common table tennis net rack on table tennis table is the bolt fastening, punches promptly at table tennis table, and the base of table tennis net rack passes the bolt hole and screws to this fixes the table tennis net rack at table tennis table, and this kind of mode needs table tennis table to punch, has destroyed the integrality of table tennis table, inconvenient installation and dismantlement simultaneously, and this kind of problem has been solved effectively to this equipment.

Disclosure of Invention

The utility model provides a table tennis net rack device for overcoming the defects of the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a table tennis rack device which characterized in that: including left side support piece, right-hand member, the fixed subassembly of centre gripping, net and rack subassembly, the rack subassembly set up in left side support piece and the right-hand member, the net sets up on the rack subassembly, the fixed subassembly of centre gripping sets up in the side of left side support piece and right-hand member, the fixed subassembly of net and centre gripping slides for left side support piece and right-hand member, the fixed subassembly of centre gripping is used for the fixed between device and table tennis table.

Further, the method comprises the following steps of; the left supporting piece and the right supporting piece are identical in structure and arranged oppositely, and the left supporting piece and the right supporting piece are respectively arranged on two sides of the table tennis table after being pulled up.

Further, the method comprises the following steps of; the left support member comprises a first shell, a second shell, an upper mounting cover and a lower mounting cover, wherein the upper mounting cover and the lower mounting cover are used for fixing the first shell and the second shell, the first shell comprises a first side shell and a first arc body, and the second shell comprises a second side shell and a second arc body.

Further, the method comprises the following steps of; the improved spring assembly comprises a first side shell, a first cavity is arranged in the first side shell, a first upper plate is fixedly arranged in the first cavity, a first clamping piece, a first hole, a first half hole and a first upper positioning ring are fixedly arranged on the first upper plate, a first upper positioning cavity is fixedly arranged in the first cavity, a first clamping plate is fixedly arranged on the side face of the first cavity, a second hole penetrating through the first cavity is fixedly arranged on the other side face of the first cavity, an upper fixing ring is fixedly arranged on the upper side of the first side shell, a first lower plate is fixedly arranged on the lower side of the first cavity, a lower supporting plate is fixedly arranged on the upper side of the first lower plate, a lower cavity communicated with the first cavity is arranged in the lower supporting plate, a fixed connecting plate and a lower fixing ring are arranged on the lower supporting plate, a first lower fixing ring fixedly arranged on the side face of the lower fixing ring and the first lower plate, a first lower positioning cavity is fixedly arranged in the first lower fixing ring, The long rod support is arranged on the first lower plate, the first arc body is fixedly arranged on the side surface of the first side shell, a first contact block is fixedly arranged on the upper side of the first arc body, a first positioning hole is fixedly arranged on the front side surface of the first contact block, a first arc cavity is fixedly arranged on the first arc body, and a first clamping groove is formed in the side surface of the first arc cavity. Further, the method comprises the following steps of; first casing is still including rack output subassembly one, rack output subassembly one includes first output piece, first output piece set firmly in first arc side, first output has set firmly first output chamber on the piece, first output chamber side communicates with first cavity and exterior space respectively, first output chamber height is unanimous with the net height.

Further, the method comprises the following steps of; a second cavity is arranged in the second side shell, a second upper plate is fixedly arranged in the second cavity, the height of the second upper plate is consistent with that of the first upper plate, a butt joint shaft is fixedly arranged on the second upper plate, a butt joint block clamped with the first hole is fixedly arranged at the front end of the butt joint shaft, a second half hole with the same structure as the first half hole is fixedly arranged on the front side of the second upper plate, a first clamping piece is arranged on the rear side of the second half hole, a first upper positioning shaft butted with a first upper positioning ring is fixedly arranged on the second upper plate, a second clamping plate opposite to the first clamping plate is fixedly arranged on the side surface of the second cavity, a hook block clamped with the second hole is fixedly arranged on the side surface of the second cavity, an upper fixing ring is fixedly arranged on the upper side of the second side shell, a second lower plate opposite to the first lower plate is fixedly arranged on the lower side surface of the second cavity, a lower support plate is fixedly arranged on the second lower plate, and is provided with a fixing connecting plate, the fixed connecting plate is connected with a lower fixed ring, the second lower plate is fixedly provided with a first positioning rod butted with the first lower fixed ring, the second arc body is fixedly arranged on the side surface of the second side shell, the upper side of the second arc body is fixedly provided with a second contact block, the front side surface of the second contact block is fixedly provided with a first positioning shaft butted with the first positioning hole, the second arc body is fixedly provided with a second arc cavity, and the side surface of the second arc cavity is provided with a first clamping point clamped with the first clamping groove.

Further, the method comprises the following steps of; the second shell is characterized by further comprising a second net rack output assembly, the second net rack output assembly comprises a second output block, a second output cavity is fixedly arranged on the second output block, the side face of the second output cavity is communicated with the second cavity and the external space, and the height of the second output cavity is consistent with the height of the grid.

Further, the method comprises the following steps of; the upper mounting cover is made of soft materials, a mounting cavity is arranged in the upper mounting cover, an upper cavity is fixedly arranged at the center of the mounting cavity, a first clamping component is fixedly arranged in the mounting cavity, the first clamping component comprises mounting clamping plates which are bilaterally symmetrical, a mounting clamping cavity is arranged between the mounting clamping plates, the mounting clamping cavity is a clamping area, the mounting clamping plates comprise mounting clamping blocks for fixing with the mounting cavity and mounting clamping covers for clamping, clamping bulges of the mounting clamping covers are oppositely arranged, the lower mounting cover is made of soft materials, a cover cavity is arranged in the lower mounting cover, the cover cavity is fixedly provided with a second clamping component, the second clamping component comprises cover inner clamping plates which are bilaterally symmetrical, a cover inner clamping cavity is arranged between the cover inner clamping plates and is a clamping area, and the cover inner clamping plates comprise cover inner clamping blocks for fixing with the cover cavity and cover inner clamping covers for clamping, and the clamping bulges of the clamping cover in the cover are oppositely arranged.

Further, the method comprises the following steps of; the clamping and fixing component comprises a clamping plate, a clamping support and a lower clamping seat, wherein a pressing plate is fixedly arranged on the upper side of the clamping plate, a cavity is fixedly arranged in the clamping plate, a middle plate is fixedly arranged in the cavity, a through hole is fixedly arranged in the middle plate, the width of the through hole is matched with the diameter of the long rod, the clamping support is fixedly arranged on the lower side of the clamping plate, clamping support plates are fixedly arranged on the side surfaces of the clamping support, a first butt plate and a second butt plate which are bilaterally symmetrical are fixedly arranged on the clamping support plates, the clamping support is used for supporting the clamping plate, the clamping support plate is used for supporting the lower clamping seat, the lower clamping seat is made of soft materials, the lower clamping seat is arranged on the upper side of the clamping support plates, bilaterally symmetrical support plate cavities are fixedly arranged on the lower clamping seat, the first butt plate is inserted into the support plate cavities for fixing, and the, the second butt joint plate is inserted into the pressing cavity for fixing.

Further, the method comprises the following steps of; the net rack assembly comprises a rotating shaft, an elastic sheet and a fixing sheet, the fixing sheet comprises an upper fixing plate and a lower fixing plate fixedly arranged on the upper fixing plate, a through inner hole is fixedly formed in the upper fixing plate, an inner groove communicated with the inner hole is fixedly formed in the upper fixing plate, a through hole is fixedly formed in the center of the lower fixing plate, a fixing hole is fixedly formed in the side face of the lower fixing plate, the upper fixing plate and the lower fixing plate are provided with a cavity aligning side which is respectively in contact with the side faces of the first clamping plate and the second clamping plate, the fixing hole is clamped with salient points fixedly arranged on the side faces of the first cavity and the second cavity, the rotating shaft penetrates through the hole aligning, the upper side face of the rotating shaft abuts against the upper cavity, the lower side face of the rotating shaft abuts against the side face of the lower cavity, and a connecting groove is fixedly; the elastic piece is made of elastic materials, and two ends of the elastic piece are arranged to be L-shaped structures and are respectively clamped with the connecting inner groove and the connecting groove; the grid is fixedly arranged on the rotating shaft.

In summary, the utility model has simple structure and convenient operation, and is beneficial to expanding the application range; this device passes through the locating function when locating hole and location axle realize the casing installation to fix the side shell through the joint structure, realize the accurate equipment of casing, simultaneously the utility model discloses a fixed subassembly of centre gripping adopts spring assembly, relies on elasticity to realize fixing table tennis table, and the installation is dismantled simply, has improved dismantlement efficiency and quality, and it is convenient to adjust, and the net freely draws up and stretch out and draw back under the elastic sheet effect, has improved the reliability of equipment.

Drawings

Fig. 1 is a schematic view of the initial state of the present invention.

Fig. 2 is a schematic view of the usage state of the present invention.

Fig. 3 is a schematic view of the internal structure of the middle support member of the present invention.

Fig. 4 is a schematic structural view of the first side shell of the present invention.

Fig. 5 is a schematic view of the lower side structure of the first side shell of the present invention.

Fig. 6 is a schematic structural view of the second side shell of the present invention.

Fig. 7 is a schematic view of the lower side structure of the second side shell of the present invention.

Fig. 8 is a schematic view of the structure of the upper mounting cover of the present invention.

Fig. 9 is a schematic view of the structure of the lower and middle mounting covers of the present invention.

Fig. 10 is a schematic structural view of the clamping and fixing assembly of the present invention.

Fig. 11 is a schematic view of the structure of the middle and lower clamping bases of the present invention.

Fig. 12 is a schematic view of a fixing plate according to the present invention.

Fig. 13 is a schematic view of a fixing plate of the present invention.

Fig. 14 is a schematic view of the installation of the fixing plate, the rotating shaft and the elastic plate of the present invention.

The labels in the figure are: the upper mounting cover 100, the clamping and fixing component 101, the left support member 102, the lower clamping seat 103, the lower mounting cover 104, the grid 105, the right support member 106, the first housing 200, the first cavity 201, the first contact block 202, the first positioning hole 203, the first arc body 204, the first clamping groove 206, the first support block 207, the limiting plate 210, the lower fixing ring 211, the lower abutting plate 213, the lower cavity 214, the first assembly cavity 215, the first lower fixing ring 216, the first lower plate 217, the first side sliding plate 218, the first output cavity 219, the first output block 220, the first clamping plate 221, the first hole 222, the first clamping piece 223, the first upper plate 224, the first upper positioning ring 225, the upper fixing ring 226, the first side shell 227, the second hole 228, the fixing connection plate 229, the first half hole 230, the first fixing clamping plate 231, the first fixing clamping head 232, the first arc cavity 237, the first upper positioning cavity, the first lower positioning cavity 239, the long rod 250, the support seat 252, the spring 238, the support seat, The second housing 300, the connecting rod 302, the second contact block 303, the first positioning shaft 304, the second arc body 305, the first clamping point 306, the second supporting block 307, the first positioning rod 309, the second lower plate 314, the second output cavity 315, the second side sliding plate 316, the second output block 318, the second clamping plate 319, the second side shell 320, the butt joint block 321, the second upper plate 323, the butt joint shaft 325, the first upper positioning shaft 327, the second half-hole 328, the second cavity 329, the second arc cavity 331, the hook block 332, the adjustment hole 400, the clamping plate 401, the clamping support 402, the clamping support plate 403, the first butt joint plate 404, the second butt joint plate 405, the pressing plate 406, the cavity 407, the middle plate 408, the through hole 409, the rotating shaft assembly 500, the rotating shaft 501, the elastic sheet 502, the cover 503, the connecting groove 504, the pair of holes 600, the upper fixing plate 601, the inner hole 602, the fixing hole 603, the lower fixing plate 604, the pair of net rack cavity 605, the connecting plate cavity 606, the inner groove 700, the pressing cavity 702, the convex plate 703, the cover, The structure comprises a cover inner clamping plate 801, a cover inner clamping cavity 802, a cover inner clamping cover 803, a cover inner clamping block 804, an installation cavity 900, an installation clamping plate 901, an installation clamping block 902, an installation clamping cover 903, an upper cavity 904 and an installation clamping cavity 905.

Detailed Description

The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict.

It should be noted that the drawings provided in the following embodiments are only for illustrating the basic concept of the present invention, and the components related to the present invention are only shown in the drawings rather than drawn according to the number, shape and size of the components in actual implementation, and the form, amount and ratio of the components in actual implementation may be changed at will, and the layout of the components may be more complicated.

All directional indicators (such as upper, lower, left, right, front, rear, horizontal, vertical … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture, if the specific posture changes, the directional indicator changes accordingly.

The first embodiment is as follows:

as shown in fig. 1 to 13, a table tennis net rack device comprises a left support member 102, a right support member 106, a clamping fixing component 101, a grid 105 and a net rack component 500, wherein the net rack component 500 is arranged in the left support member 102 and the right support member 106, the grid 105 is arranged on the net rack component 500, the clamping fixing component 101 is arranged on the side surfaces of the left support member 102 and the right support member 106, the grid 105 and the clamping fixing component 101 slide relative to the left support member 102 and the right support member 106, and the clamping fixing component 101 is used for fixing the device and a table tennis table.

As shown in fig. 1-2, in the present embodiment, the left support member 102 and the right support member 106 have the same structure and are disposed opposite to each other, and in the implementation process, the left support member 102 and the right support member 106 are respectively fixed on two sides of the table tennis table.

As shown in fig. 3 to 9, the left support member 102 includes a first shell 200, a second shell 300, and an upper mounting cover 100 and a lower mounting cover 104 for fixing the first shell 200 and the second shell 300, the first shell 200 and the second shell 300 have the same shape and size, the first shell 200 includes a first side shell 227 and a first arc 204, a first cavity 201 is disposed in the first side shell 227, a plurality of first side sliding plates 218 are fixedly disposed on the side of the first cavity 201, the surface of the first side sliding plates 218 facing the first cavity 201 is an arc surface protruding outwards, a first upper plate 224 is fixedly disposed in the first cavity 201, a first hole 222 is fixedly disposed on the first upper plate 224, and the first hole 222 is symmetric with respect to the left and right and penetrates through the first upper and lower, in this embodiment, the first hole 222 is a square hole; a first half hole 230 which penetrates through the first upper plate 224 from top to bottom and is communicated with the outside is fixedly arranged on the front side of the first upper plate 224, a first clamping piece 223 which is fixedly arranged on the first half hole 230 is arranged on the rear side of the first half hole 224, the first clamping piece 223 comprises a first fixing clamping plate 231 which is fixedly arranged on the first upper plate 224 and a first fixing clamping head 232 which is clamped, a first upper positioning ring 225 is fixedly arranged on one side of the first upper plate 224, a first upper positioning cavity 238 is fixedly arranged in the first upper positioning ring 225, and the first upper positioning ring 225 is used for positioning and fixing, so that the mounting efficiency and the mounting speed of the first shell 200 are improved; a first clamping plate 221 positioned on the lower side of the first upper plate 224 is fixedly arranged on the side surface of the first cavity 201, a second hole 228 penetrating through the other side surface of the first cavity 201 is fixedly arranged, and in this embodiment, the second hole 228 is provided with a square hole; the upper side of the first side shell 227 is provided with an inclined surface, so that the upper mounting cover 100 can be conveniently mounted and fixed; an upper fixing ring 226 is fixedly arranged on the upper side of the first side shell 227, and the first side shell 227 is assembled with the upper mounting cover 100 through the upper fixing ring 226 and the first latch 223, so that the fixing capacity of the first shell 200 and the upper mounting cover 100 is improved.

A first lower plate 217 which is parallel to the first upper plate 224 is fixedly arranged on the lower side of the first cavity 201, according to the visual angle shown in fig. 5, a first assembly cavity 215 which penetrates through the first lower plate 217 from top to bottom and is communicated with the outside is fixedly arranged on the first lower plate 217, a lower supporting plate 213 is fixedly arranged on the upper side of the first lower plate 217, a lower cavity 214 communicated with the first cavity 201 is arranged in the lower supporting plate 213, fixed connecting plates 229 are symmetrically and fixedly arranged on the rear side of the lower supporting plate 213, lower fixing rings 211 are symmetrically and bilaterally arranged on the upper side of the first lower plate 217, the lower fixing rings 211 are connected with the fixed connecting plates 229, a first lower fixing ring 216 fixedly arranged on the first lower plate 217 is arranged on the side of the lower fixing rings 211, a first lower positioning cavity 239 is fixedly arranged in the first lower fixing ring 216, and the first lower fixing ring 216 is used for positioning and fixing, so that the installation efficiency and speed.

Be provided with spring unit in the first casing 200, spring unit includes stock 250, sets up spring 252 and stock support 251 on stock 250, stock support 251 downside has set firmly draw-in groove (not shown), the restriction board 210 of symmetry around having set firmly on the first hypoplastron 217, restriction board 210 is used for restricting the range of movement of stock support 251, the lug (not shown) that sets firmly between restriction board 210, the lug with the draw-in groove of stock support 251 downside carries out the joint, avoids rocking of spring unit, guarantees spring unit's stability.

The first arc body 204 is fixedly arranged on the side surface of the first side shell 227 provided with the spring assembly, the upper side of the first arc body 204 is fixedly provided with a first contact block 202, the width of the first contact block 202 is larger than that of the first arc body 204, the front side surface of the first contact block 202 is fixedly provided with a first positioning hole 203, the first positioning hole 203 is used for positioning and fixing, the mounting efficiency and the mounting speed of the first shell 200 are improved, the first arc body 204 is fixedly provided with a first arc cavity 237 which penetrates through the first arc body 204 up and down and is communicated with the first cavity 201, the side surface of the first arc cavity 237 is fixedly provided with a plurality of first supporting blocks 207, the first supporting blocks 207 are arranged in an arc structure, the concave arc surface faces the first cavity 201, the side surface of the first arc cavity 237 is provided with a plurality of first clamping grooves 206, and the first clamping grooves 206 are used for positioning and fixing, so that the mounting efficiency and the mounting speed of the first shell 200 are.

The first shell 200 further comprises a first net rack output assembly, the first net rack output assembly comprises a first output block 220, the first output block 220 is fixedly arranged on the side surface of the first side shell 227 opposite to the first arc body 204, a first output cavity 219 penetrating left and right is fixedly arranged on the first output block 220, the left side of the first output cavity 219 is communicated with the first cavity 201, the right side of the first output cavity 219 is communicated with an external space, and the height of the first output cavity 219 is consistent with that of the grid 105, so that the grid 105 can slide relative to the first side shell 227 through the first output cavity 219.

As shown in fig. 6 to 7, the second housing 300 includes a second side housing 320 and a second arc body 305, a second cavity 329 is provided in the second side housing 320, a plurality of second side sliding plates 316 are fixedly provided on a side surface of the second cavity 329, a surface of the second side sliding plates 316 facing the second cavity 329 is provided with an arc surface protruding outwards, a second upper plate 323 is fixedly provided in the second cavity 329, a height and a size of the second upper plate 323 are consistent with those of the first upper plate 224, the second upper plate 323 is fixedly provided with a bilateral symmetry butt-joint shaft 325, a butt-joint block 321 clamped with the first hole 222 is fixedly provided at a front end of the butt-joint shaft 325, and the butt-joint block 321 is used for connecting the first housing 200 and the second housing 300 and further positioning the connection therebetween; a second half hole 328 with the same structure as the first half hole 230 is fixedly arranged on the front side of the second upper plate 323, a first clamping piece 223 is arranged on the rear side of the second half hole 328, the first clamping piece 223 comprises a first fixing clamping plate 231 fixedly arranged on the second upper plate 323 and a first fixing clamping head 232 used for clamping, a first upper positioning shaft 327 is fixedly arranged on one side of the second upper plate 323, and the positions of the first upper positioning shaft 327 and the first upper positioning ring 225 are consistent, so that the mounting efficiency and speed of the first shell 200 are improved; a second clamping plate 319 positioned on the lower side of the second upper plate 323 is fixedly arranged on the side surface of the second cavity 329, the position of the second clamping plate 319 is the same as that of the first clamping plate 221, a connecting rod 302 is fixedly arranged on the other side surface of the second cavity 329 and at the height of the second hole 228, a hook block 332 clamped with the second hole 228 is fixedly arranged at the front end of the connecting rod 302, and an inclined surface is arranged on the upper side surface of the second side shell 320 to facilitate the installation and fixation of the upper installation cover 100; the upper fixing ring 226 is fixedly arranged on the upper side of the second side shell 320, the position of the upper fixing ring 226 fixedly arranged on the second side shell 320 is consistent with the position of the upper fixing ring 227 on the first side shell 227, and the second side shell 320 is assembled with the upper mounting cover 100 through the upper fixing ring 226 and the first latch 223, so that the fixing capacity of the first shell 200 and the upper mounting cover 100 is improved.

A second lower plate 314 arranged in parallel with the second upper plate 323 is fixedly arranged on the lower side of the second cavity 329, the position of the second lower plate 314 is consistent with that of the first lower plate 217, according to the visual angle of fig. 7, a lower abutting plate 213 is fixedly arranged on the second lower plate 314, the lower abutting plate 213 is provided with fixing connecting plates 229 which are bilaterally symmetrical, a lower fixing ring 211 is connected with the fixing connecting plates 229, the lower abutting plate 213, the fixing connecting plate 229 and the lower fixing ring 211 on the second lower plate 314 are consistent with the lower abutting plate 213, the fixing connecting plate 229 and the lower fixing ring 211 on the first lower plate 217 in structure and position, first positioning rods 309 are fixedly arranged on the second lower plate 314 bilaterally symmetrical, and the first positioning rods 309 are consistent with that of the first lower fixing ring 216.

The second arc body 305 is fixedly arranged on the side surface of the second side shell 320 provided with the connecting rod 302, a second contact block 303 is fixedly arranged on the upper side of the second arc body 305, the width of the second contact block 303 is larger than that of the second arc body 305, a first positioning shaft 304 is fixedly arranged on the front side surface of the second contact block 303, the first positioning shaft 304 is opposite to the first positioning hole 203, thereby improving the installation efficiency and speed of the second housing 300, the second arc body 305 is fixedly provided with a second arc cavity 331 which penetrates up and down and is communicated with the second cavity 329, a plurality of second supporting blocks 307 are fixedly arranged on the side surface of the second arc cavity 331, the second supporting blocks 307 are arranged into an arc-shaped structure, the concave arc surface faces to the second cavity 329, the side surface of the second arc cavity 331 is provided with a plurality of first clamping points 306, the first clamping point 306 is clamped with the first clamping groove 206, so that the installation efficiency and speed of the second shell 300 are improved.

The second housing 300 further includes a second rack output assembly, the second rack output assembly has a same structure as the rack output assembly, the second rack output assembly includes a second output block 318, the second output block 318 is fixedly disposed on a side surface of the second arc body 305 opposite to the second side housing 320, a second output cavity 315 penetrating left and right is fixedly disposed on the second output block 318, a left side of the second output cavity 315 is communicated with the second cavity 329, a right side of the second output cavity 315 is communicated with an external space, a height of the second output cavity 315 is consistent with a height of the grid 105, so that the grid 105 can slide relative to the second side housing 320 through the second output cavity 315.

The process of mounting the first housing 200 and the second housing 300 in this embodiment is as follows: the butt-joint block 321 extends into the first upper positioning cavity 238 of the first upper positioning ring 225, the first positioning rod 309 extends into the first lower positioning cavity 239 of the first lower positioning ring 216, and the first positioning shaft 304 extends into the first positioning hole 203 of the first contact block 202, by the above structure, the first casing 200 and the second casing 300 are positioned, the butt-joint block 321 is clamped with the first hole 222, the hook block 332 is clamped with the second hole 228, and the first clamping point 306 is clamped with the first clamping groove 206, by the above clamping structure, the first casing 200 and the second casing 300 are fixed, after the first casing 200 and the second casing 300 are assembled, the end surfaces of the first half hole 230 and the second half hole 328 are overlapped, the end surfaces of the first clamping plate 221 and the second clamping plate 319 are overlapped, the end surface of the first output cavity 219 is overlapped with the upper and lower end surfaces of the second side sliding plate 316, the end surface of the upper side inclined surface of the first side casing 227 is overlapped with the end surface of the upper side inclined surface of the second side casing 320, the two groups of first fixing clamping plates 231 are overlapped in end face, so that the first shell 200 and the second shell 300 are accurately assembled.

As shown in fig. 8, the upper mounting cover 100 is made of a soft material and can be tightly adhered to other components, a mounting cavity 900 is provided in the upper mounting cover 100, an upper cavity 904 is fixedly provided in the center of the mounting cavity 900, and in this embodiment, the upper cavity 904 is a column-shaped structure; the upper chamber 904 is positioned to coincide with the assembled position of the second half-bore 328 and the first half-bore 230, the upper cavity 904 is symmetrically and fixedly provided with a first clamping component in front and back, the first clamping component comprises mounting clamping plates 901 which are symmetrical left and right, an installation clamping cavity 905 is arranged between the installation clamping plates 901, the installation clamping cavity 905 is a clamping area, the mounting clamping plate 901 comprises a mounting clamping block 902 fixed with the mounting cavity 900 and a mounting clamping cover 903 clamped with the mounting clamping block, clamping protrusions of the mounting clamping cover 903 are oppositely arranged, during the process of clamping the first clamping member 223 with the clamping assembly, the first fixing clamp 232 extends into the mounting clamp cavity 905, the first fixing chuck 232 is clamped with the bulge and connected with the clamping bulge of the mounting clamping cover 903, meanwhile, the upper fixing ring 226 is tightly attached to the side surface of the mounting cavity 900, thereby fixing the first and second housings 200 and 300 by the upper mounting cover 100.

As shown in fig. 9, the lower mounting cover 104 is made of soft material, can be closely attached to other parts, a cover cavity 800 is arranged in the lower mounting cover 104, a second clamping component is symmetrically and fixedly arranged in the front and the back of the cover cavity 800, the second clamping component comprises cover inner clamping plates 801 which are symmetrical left and right, a cover inner clamping cavity 802 is arranged between the cover inner clamping plates 801, the cover inner clamping cavity 802 is a clamping area, the cover inner clamping plate 801 comprises a cover inner clamping block 804 for fixing with the cover cavity 800 and a cover inner clamping cover 803 for clamping, clamping protrusions of the cover inner clamping cover 803 are oppositely arranged, in the implementation process, the fixed connecting plate 229 is placed in the cover inner clamping cavity 802, the upper side surface of the fixed connecting plate 229 is connected with the clamping bulge of the cover inner clamping cover 803, while the upper retaining ring 226 on the second lower plate 314 is in close proximity to the sides of the cap cavity 800, thereby fixing the first and second housings 200 and 300 by the upper mounting cover 100.

As shown in fig. 3 and 10, the clamping and fixing component 101 includes a clamping plate 401, a clamping support 402 and a lower clamping seat 103, the clamping plate 401 is configured as a semi-arc structure, during installation, an arc surface of the clamping plate 401 is opposite to the side surfaces of the first arc cavity 237 and the second arc cavity 331, and meanwhile, concave arc surfaces of the second supporting block 307 and the first supporting block 207 are in contact with the arc surface of the clamping plate 401 and play a supporting role, so as to reduce friction force applied when the clamping and fixing component 101 moves up and down, reduce wear of the clamping and fixing component 101, and improve service life; the clamping plate 401 is fixedly provided with a through adjusting hole 400, the upper side of the clamping plate 401 is fixedly provided with a pressing plate 406, the width of the pressing plate 406 is larger than that of the clamping plate 401, so that the hand operation is facilitated, when the clamping and fixing assembly 101 moves downwards manually in the implementation process, the lower side surface of the pressing plate 406 is in contact with the upper side surfaces of the first contact block 202 and the second contact block 303, the pressure on the wide contact surface is reduced, the abrasion is further reduced, and the service life of the equipment is prolonged; a cavity 407 is fixedly arranged in the clamping plate 401, when the clamping plate is installed, the cavity 407 is communicated with the first cavity 201 and the second cavity 329, a middle plate 408 is fixedly arranged in the cavity 407, a through hole 409 is fixedly arranged on the middle plate 408, the width of the through hole 409 is matched with the diameter of the long rod 250, so that the long rod 250 penetrates through the through hole 409, and a spring on the long rod 250 cannot pass through the through hole, specifically, when a net rack needs to be fixed, the clamping and fixing component 101 is manually operated to move downwards, the spring is compressed at the moment, and when the net rack is disassembled, the spring returns to enable the clamping and fixing component 101 to move upwards to an initial position, so that the effect; the clamping support 402 is fixedly arranged on the lower side of the clamping plate 401, a clamping support plate 403 is fixedly arranged on the side face of the clamping support 402, a first butt plate 404 and a second butt plate 405 which are bilaterally symmetrical are fixedly arranged on the clamping support plate 403, the clamping support 402 is used for supporting the clamping plate 401, and the clamping support plate 403 is used for supporting the lower clamping seat 103.

As shown in fig. 11, the lower holder 103 is made of a soft material and can be tightly adhered to other components, the lower holder 103 is disposed on the upper side of the holding support plate 403, the lower holder 103 is fixedly provided with bilaterally symmetrical support plate cavities 700, the first butt plate 404 is inserted into the support plate cavities 700 for fixation, the lower holder 103 is provided with bilaterally symmetrical press cavities 702 located inside the support plate cavities 700, the second butt plate 405 is inserted into the press cavities 702 for fixation, the reliability of fixation of the lower holder 103 and the holding support plate 403 is further improved by a double fixation mode, the side of the lower holder 103 further includes a convex plate 703, during installation, the arc-shaped side of the convex plate is adhered to the side of the cavity 407, and the convex plate 703 is used for supporting a spring assembly.

As shown in fig. 3, 12 and 13, the rack assembly 500 includes a rotating shaft 501, an elastic sheet 502 and a fixing plate 503, the fixing plate 503 includes an upper fixing plate 601 and a lower fixing plate 604 fixed on the upper fixing plate 601, the upper fixing plate 601 is fixed with a through inner hole 602, the upper fixing plate 601 is fixed with an inner connecting groove 606 communicated with the inner hole 602, the upper fixing plate 601 has a height matching with the distance between the first upper plate 224 and the first clamping plate 221, the lower fixing plate 604 is fixed with a through hole 600 at the center, the lower fixing plate 604 is fixed with a plurality of fixing holes 603 at the side, the upper fixing plate 601 and the lower fixing plate 604 are keyed with two pairs of cavities 605, during the installation process of the fixing plate 503, the center line of the fixing plate 600 is coaxial with the center line of the first half hole 230 and the second half hole 328 after assembly, and has the same diameter, so as to avoid the shaking of the subsequent parts after installation, the upper fixing plate 601 is placed between the first upper fixing plate 224 and the first clamping plate 221, and the second clamping plate 323 and the second clamping plate 319, the side surface of the cavity 605 is in contact with the upper side surfaces of the first clamping plate 221 and the second clamping plate 319 respectively to play a role in supporting and clamping, and the fixing hole 603 is clamped with the protruding points fixedly arranged on the side surfaces of the first cavity 201 and the second cavity 329 to further ensure the stability of the fixing plate 503 after installation; the rotating shaft 501 penetrates through the hole 600, the upper side surface of the rotating shaft 501 abuts against the upper cavity 904, the lower side surface of the rotating shaft 501 abuts against the side surface of the lower cavity 214, and the upper side of the rotating shaft 501 is fixedly provided with a connecting groove 504; the elastic piece 502 is made of an elastic material, and two ends of the elastic piece 502 are arranged to be L-shaped structures and are respectively clamped with the inner connecting groove 606 and the connecting groove 504; the grid 105 is fixedly arranged on the rotating shaft 501 and wound and wrapped, so that when the device is unfolded, the length of the grid 105 meets the width of the table tennis table.

In the implementation process of this embodiment, when the left support member 102 and the right support member 106 are manually pulled in opposite directions, the grid 105 inside the left support member 102 and the right support member 106 rotates around the rotation shaft 501 and extends, at this time, the rotation shaft 501 rotates to compress the elastic piece 502, the movement of the clamping and fixing assembly 101 is moved to place the table tennis table between the lower mounting cover 104 and the lower clamping seat 103, and the table tennis table is fixed by the restoring force of the spring; during disassembly, the table tennis table is separated from the lower mounting cover 104 and the lower clamping seat 103, at the moment, under the action of restoring force of the spring, the clamping fixing component 101 returns to the initial position, and simultaneously, under the action of the restoring force of the elastic piece 502, the rotating shaft 501 rotates reversely, the grid 105 returns to the initial state, so that the net rack is prevented from being manually picked up, and the disassembly efficiency and the disassembly quality are improved.

In other embodiments, the first arc body 204 and the second arc body 305 may be provided with a texture on the side surface thereof, so as to increase the friction between the hand and the left support member 102 and the right support member 106, thereby improving the gripping efficiency.

In other embodiments, the upper and lower mounting covers 100 and 104 can be provided as a unitary structure with the left brace 102.

It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.

Claims (10)

1. The utility model provides a table tennis rack device which characterized in that: including left side support piece, right-hand member, the fixed subassembly of centre gripping, net and rack subassembly, the rack subassembly set up in left side support piece and the right-hand member, the net sets up on the rack subassembly, the fixed subassembly of centre gripping sets up in the side of left side support piece and right-hand member, the fixed subassembly of net and centre gripping slides for left side support piece and right-hand member, the fixed subassembly of centre gripping is used for the fixed between device and table tennis table.

2. The table tennis net rack device according to claim 1, wherein: the left supporting piece and the right supporting piece are identical in structure and arranged oppositely, and the left supporting piece and the right supporting piece are respectively arranged on two sides of the table tennis table after being pulled up.

3. The table tennis net rack device according to claim 1, wherein: the left support member comprises a first shell, a second shell, an upper mounting cover and a lower mounting cover, wherein the upper mounting cover and the lower mounting cover are used for fixing the first shell and the second shell, the first shell comprises a first side shell and a first arc body, and the second shell comprises a second side shell and a second arc body.

4. A table tennis net mount device according to claim 3, wherein: the improved spring assembly comprises a first side shell, a first cavity is arranged in the first side shell, a first upper plate is fixedly arranged in the first cavity, a first clamping piece, a first hole, a first half hole and a first upper positioning ring are fixedly arranged on the first upper plate, a first upper positioning cavity is fixedly arranged in the first cavity, a first clamping plate is fixedly arranged on the side face of the first cavity, a second hole penetrating through the first cavity is fixedly arranged on the other side face of the first cavity, an upper fixing ring is fixedly arranged on the upper side of the first side shell, a first lower plate is fixedly arranged on the lower side of the first cavity, a lower supporting plate is fixedly arranged on the upper side of the first lower plate, a lower cavity communicated with the first cavity is arranged in the lower supporting plate, a fixed connecting plate and a lower fixing ring are arranged on the lower supporting plate, a first lower fixing ring fixedly arranged on the side face of the lower fixing ring and the first lower plate, a first lower positioning cavity is fixedly arranged in the first lower fixing ring, The long rod support is arranged on the first lower plate, the first arc body is fixedly arranged on the side surface of the first side shell, a first contact block is fixedly arranged on the upper side of the first arc body, a first positioning hole is fixedly arranged on the front side surface of the first contact block, a first arc cavity is fixedly arranged on the first arc body, and a first clamping groove is formed in the side surface of the first arc cavity.

5. A table tennis net mount device according to claim 3, wherein: first casing is still including rack output subassembly one, rack output subassembly one includes first output piece, first output piece set firmly in first arc side, first output has set firmly first output chamber on the piece, first output chamber side communicates with first cavity and exterior space respectively, first output chamber height is unanimous with the net height.

6. The table tennis net rack device according to claim 4, wherein: a second cavity is arranged in the second side shell, a second upper plate is fixedly arranged in the second cavity, the height of the second upper plate is consistent with that of the first upper plate, a butt joint shaft is fixedly arranged on the second upper plate, a butt joint block clamped with the first hole is fixedly arranged at the front end of the butt joint shaft, a second half hole with the same structure as the first half hole is fixedly arranged on the front side of the second upper plate, a first clamping piece is arranged on the rear side of the second half hole, a first upper positioning shaft butted with a first upper positioning ring is fixedly arranged on the second upper plate, a second clamping plate opposite to the first clamping plate is fixedly arranged on the side surface of the second cavity, a hook block clamped with the second hole is fixedly arranged on the side surface of the second cavity, an upper fixing ring is fixedly arranged on the upper side of the second side shell, a second lower plate opposite to the first lower plate is fixedly arranged on the lower side surface of the second cavity, a lower support plate is fixedly arranged on the second lower plate, and is provided with a fixing connecting plate, the fixed connecting plate is connected with a lower fixed ring, the second lower plate is fixedly provided with a first positioning rod butted with the first lower fixed ring, the second arc body is fixedly arranged on the side surface of the second side shell, the upper side of the second arc body is fixedly provided with a second contact block, the front side surface of the second contact block is fixedly provided with a first positioning shaft butted with the first positioning hole, the second arc body is fixedly provided with a second arc cavity, and the side surface of the second arc cavity is provided with a first clamping point clamped with the first clamping groove.

7. A table tennis net mount device according to claim 3, wherein: the second shell is characterized by further comprising a second net rack output assembly, the second net rack output assembly comprises a second output block, a second output cavity is fixedly arranged on the second output block, the side face of the second output cavity is communicated with the second cavity and the external space, and the height of the second output cavity is consistent with the height of the grid.

8. A table tennis net mount device according to claim 3, wherein: the upper mounting cover is made of soft materials, a mounting cavity is arranged in the upper mounting cover, an upper cavity is fixedly arranged at the center of the mounting cavity, a first clamping component is fixedly arranged in the mounting cavity, the first clamping component comprises mounting clamping plates which are bilaterally symmetrical, a mounting clamping cavity is arranged between the mounting clamping plates, the mounting clamping cavity is a clamping area, the mounting clamping plates comprise mounting clamping blocks for fixing with the mounting cavity and mounting clamping covers for clamping, clamping bulges of the mounting clamping covers are oppositely arranged, the lower mounting cover is made of soft materials, a cover cavity is arranged in the lower mounting cover, the cover cavity is fixedly provided with a second clamping component, the second clamping component comprises cover inner clamping plates which are bilaterally symmetrical, a cover inner clamping cavity is arranged between the cover inner clamping plates and is a clamping area, and the cover inner clamping plates comprise cover inner clamping blocks for fixing with the cover cavity and cover inner clamping covers for clamping, and the clamping bulges of the clamping cover in the cover are oppositely arranged.

9. The table tennis net rack device according to claim 1, wherein: the clamping and fixing component comprises a clamping plate, a clamping support and a lower clamping seat, wherein a pressing plate is fixedly arranged on the upper side of the clamping plate, a cavity is fixedly arranged in the clamping plate, a middle plate is fixedly arranged in the cavity, a through hole is fixedly arranged in the middle plate, the width of the through hole is matched with the diameter of the long rod, the clamping support is fixedly arranged on the lower side of the clamping plate, clamping support plates are fixedly arranged on the side surfaces of the clamping support, a first butt plate and a second butt plate which are bilaterally symmetrical are fixedly arranged on the clamping support plates, the clamping support is used for supporting the clamping plate, the clamping support plate is used for supporting the lower clamping seat, the lower clamping seat is made of soft materials, the lower clamping seat is arranged on the upper side of the clamping support plates, bilaterally symmetrical support plate cavities are fixedly arranged on the lower clamping seat, the first butt plate is inserted into the support plate cavities for fixing, and the, the second butt joint plate is inserted into the pressing cavity for fixing.

10. The table tennis net rack device according to claim 4, wherein: the net rack assembly comprises a rotating shaft, an elastic sheet and a fixing sheet, the fixing sheet comprises an upper fixing plate and a lower fixing plate fixedly arranged on the upper fixing plate, a through inner hole is fixedly formed in the upper fixing plate, an inner groove communicated with the inner hole is fixedly formed in the upper fixing plate, a through hole is fixedly formed in the center of the lower fixing plate, a fixing hole is fixedly formed in the side face of the lower fixing plate, the upper fixing plate and the lower fixing plate are provided with a cavity aligning side which is respectively in contact with the upper side faces of the first clamping plate and the second clamping plate, the fixing hole is clamped with salient points fixedly arranged on the side faces of the first cavity and the second cavity, the rotating shaft penetrates through the hole, the upper side face of the rotating shaft abuts against the upper cavity, the lower side face of the rotating shaft abuts against the side face of the lower cavity, and a connecting groove is; the elastic piece is made of elastic materials, and two ends of the elastic piece are arranged to be L-shaped structures and are respectively clamped with the connecting inner groove and the connecting groove; the grid is fixedly arranged on the rotating shaft.

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