CN111359178A - Volleyball post height adjusting device - Google Patents
Volleyball post height adjusting device Download PDFInfo
- Publication number
- CN111359178A CN111359178A CN202010194843.5A CN202010194843A CN111359178A CN 111359178 A CN111359178 A CN 111359178A CN 202010194843 A CN202010194843 A CN 202010194843A CN 111359178 A CN111359178 A CN 111359178A
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- China
- Prior art keywords
- volleyball post
- volleyball
- hole
- outer tube
- pipe
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 238000009434 installation Methods 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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Classifications
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B61/00—Tennis nets or accessories for tennis or like games, e.g. volley-ball
- A63B61/02—Posts; Revolvably-mounted posts ; Straining or adjusting devices on the posts, e.g. coin- or time operated
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B2243/00—Specific ball sports not provided for in A63B2102/00 - A63B2102/38
- A63B2243/0095—Volleyball
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention discloses a volleyball post height adjusting device, which comprises: the upper side outer wall of the volleyball column outer pipe is provided with a section of external thread, a plurality of flexible clamping flaps surrounding the volleyball column inner pipe are circumferentially arranged on the top end face of the volleyball column outer pipe at intervals, a locking cap is movably sleeved outside the volleyball column inner pipe, an internal thread capable of being in threaded fit connection with the external thread of the volleyball column outer pipe is arranged on the lower section inner wall of the locking cap, the middle section inner wall of the locking cap is a conical surface capable of being in fit contact with all the flexible clamping flaps, when the locking cap moves downwards along the volleyball column inner pipe and enables the lower section internal thread to be screwed with the external thread on the upper side of the volleyball column outer pipe, all the flexible clamping flaps on the top end of the volleyball column outer pipe can gradually inwards draw along the conical surface in the middle section of the locking cap and hold the volleyball column inner pipe, and the volle. The invention has the advantages of relatively low manufacturing cost and convenient installation and maintenance.
Description
Technical Field
The invention relates to the technical field of volleyball sports equipment, in particular to a volleyball post height adjusting device.
Background
The volleyball net is one of indispensable utensil in volleyball motion, and the volleyball net is installed between two volleyball posts, and the volleyball post is arranged and is inserted on the place of motion or movable counter weight seat. The volleyball post structure includes: the volleyball post outer tube of fixed mounting on the place of sports or movable counter weight seat, the volleyball post inner tube of volleyball post outer tube of activity insertion downwards, volleyball post inner tube can only reciprocate relative volleyball post outer tube and can not rotate to and set up in volleyball post inner tube upper end walk the line wheel, be provided with the adjusting device of adjustable volleyball post inner tube height between volleyball post outer tube and volleyball post inner tube. When the volleyball net is used, the height of the volleyball net is adjusted by adjusting the height of the volleyball post inner tube of the volleyball post, so that the volleyball net is suitable for the height requirements of people with different heights on the volleyball net.
The structure that is used for adjusting the adjusting device of volleyball post inner tube height among the present volleyball post includes: the lifting block is fixedly installed at the lower end of the inner tube of the volleyball column, the lifting block is sleeved on the screw rod and in threaded connection with the screw rod, the screw rod is arranged in inner cavities of the outer tube of the volleyball column and the inner tube of the volleyball column, the lower side of the screw rod is movably arranged in the positioning block, the positioning block is fixedly installed in the inner cavity of the outer tube of the volleyball column, the lower end of the screw rod is provided with a driven bevel gear, a driving bevel gear meshed with the driven bevel gear is movably arranged on the side wall of the outer tube of the volle. When the volleyball post inner pipe adjusting device is used, the lifting handle is shaken to drive the driving bevel gear to rotate, the driving bevel gear drives the screw rod to rotate through the driven bevel gear, the screw rod drives the lifting block to move up and down along the screw rod when rotating, so that the volleyball post inner pipe is driven to move up and down in the volleyball post outer pipe, and the lifting handle is stopped to shake until the volleyball post inner pipe is adjusted to a required competition height. The above-mentioned regulating device has the following disadvantages: the manufacturing cost is high, and the installation and the maintenance are inconvenient.
Disclosure of Invention
The invention aims to provide a volleyball post height adjusting device which is relatively low in manufacturing cost and convenient to install and maintain.
In order to achieve the purpose, the invention adopts the following technical scheme: a volleyball post height adjustment device, comprising: the device comprises an outer volleyball column pipe and an inner volleyball column pipe which is inserted into the outer volleyball column pipe downwards and can only move up and down relative to the outer volleyball column pipe without rotating, wherein a section of external thread is arranged on the outer side wall of the upper side of the outer volleyball column pipe, a plurality of flexible clamping flaps surrounding the inner volleyball column pipe are arranged on the top end surface of the outer volleyball column pipe at intervals along the circumferential direction, a locking cap is movably sleeved outside the inner volleyball column pipe, an internal thread which can be in threaded fit connection with the external thread of the outer volleyball column pipe is arranged on the inner wall of the lower section of the locking cap, the inner wall of the middle section of the locking cap is a conical surface which can be in fit contact with all the flexible clamping flaps, when the locking cap moves upwards along the inner volleyball column pipe until the internal thread is separated from the external thread of the outer volleyball column pipe, the inner vol, all flexible clamping flaps at the top end of the volleyball post outer tube can gradually draw in inwards along the conical surface of the middle section of the locking and cap and hold the volleyball post inner tube, so that the volleyball post inner tube and the volleyball post outer tube are locked and fixed.
Further, the volleyball post height adjusting device of the preceding, wherein: the volleyball post inner tube is connected through the elastic component between the volleyball post outer tube, and the elastic component can ensure that volleyball post inner tube can reciprocate relatively volleyball post outer tube steadily.
Further, the volleyball post height adjusting device of the preceding, wherein: the elastic component is the air spring that sets up in the inner chamber of volleyball post inner tube and volleyball post outer tube, and the upper end of air spring is connected with volleyball post inner tube, and the lower extreme of air spring is connected with volleyball post outer tube.
Further, the volleyball post height adjusting device of the preceding, wherein: the concrete connection structure of the upper end of the gas spring and the inner pipe of the volleyball post comprises: the first connecting plate is fixedly installed at the upper end of the air spring, a first connecting hole is formed in the first connecting plate, a first through hole is formed in the side wall of the volleyball post inner tube on one side of the first connecting plate, a first connecting seat is fixed to the side wall of the volleyball post inner tube on the other side of the first connecting plate, a first threaded hole is formed in the first connecting seat, the first connecting hole and the first through hole are corresponding to each other, a first pin shaft penetrates through the first through hole and the first connecting hole in sequence and then is connected into the first threaded hole in a threaded mode, and therefore the upper end of the air spring is detachably connected and fixed with the volleyball post inner tube.
Further, the volleyball post height adjusting device of the preceding, wherein: the lower extreme of air spring and the concrete connection structure of volleyball post outer tube include: the second connecting plate is fixedly installed at the lower end of the air spring, a second connecting hole is formed in the second connecting plate, a second through hole is formed in the side wall of the volleyball post outer tube on one side of the second connecting plate, a second connecting seat is fixed to the side wall of the volleyball post outer tube on the other side of the second connecting plate, a second threaded hole is formed in the second connecting seat, the second threaded hole, the second connecting hole and the second through hole correspond to each other, a second pin shaft penetrates through the second through hole and the second connecting hole in sequence and then is in threaded connection with the second threaded hole, and therefore the lower end of the air spring is detachably connected and fixed with the volleyball post outer tube.
Further, the volleyball post height adjusting device of the preceding, wherein: the outer side surface of the flexible clamping flap is an inclined surface which can be matched and contacted with the middle section conical surface of the locking nut.
Through the implementation of the technical scheme, the invention has the beneficial effects that: the locking cap is matched with the flexible clamping flap and the external thread of the volleyball post outer tube to freely adjust the overall height of the volleyball post, so that the volleyball post is low in manufacturing cost, convenient to install and maintain, high in use stability and high in safety.
Drawings
Fig. 1 is a schematic view of a service state of a volleyball post height adjusting device when an outer volleyball post tube and an inner volleyball post tube are unlocked and fastened.
Fig. 2 is an enlarged schematic view of a portion a shown in fig. 1.
Fig. 3 is an enlarged schematic view of a portion B shown in fig. 1.
Fig. 4 is a schematic structural view of the outer tube of the volleyball post shown in fig. 1.
Fig. 5 is a schematic top view of fig. 4.
Fig. 6 is a schematic view of the locking and cap shown in fig. 1.
Fig. 7 is a schematic view of a service state of the volleyball post height adjusting device when the volleyball post outer tube and the volleyball post inner tube are interlocked and fastened.
Fig. 8 is an enlarged schematic view of a portion C shown in fig. 7.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1, 2, 3, 4, 5, 6, 7, and 8, the volleyball post height adjusting apparatus includes: the volleyball post comprises a volleyball post outer pipe 1 and a volleyball post inner pipe 2 which is inserted into the volleyball post outer pipe 1 downwards and can only move up and down relative to the volleyball post outer pipe 1 but cannot rotate, wherein a section of external threads 3 is arranged on the outer side wall of the upper side of the volleyball post outer pipe 1, a plurality of flexible clamping flaps 4 surrounding the volleyball post inner pipe 2 are arranged on the top end face of the volleyball post outer pipe 1 at intervals along the circumferential direction, a locking cap 5 is movably sleeved outside the volleyball post inner pipe 2, internal threads 6 which can be in threaded fit connection with the external threads 3 of the volleyball post outer pipe 1 are arranged on the lower section inner wall of the locking cap 5, a conical surface 7 which can be in fit contact with all the flexible clamping flaps 4 is arranged on the middle section inner wall of the locking cap 5, when the locking cap 5 moves up along the volleyball post inner pipe until the internal threads 6 are separated from the external threads 3 of the volleyball post outer pipe 1 When the external threads 3 on the upper side of the volleyball post outer tube 1 are screwed, all the flexible clamping flaps 4 at the top end of the volleyball post outer tube 1 are gradually folded inwards along the conical surface 7 at the middle section of the locking and cap 5 and hold the volleyball post inner tube 2, so that the volleyball post inner tube 2 and the volleyball post outer tube 1 are locked and fixed;
in the embodiment, the volleyball post inner tube 2 is connected with the volleyball post outer tube 1 through the elastic member, and the elastic member can ensure that the volleyball post inner tube 2 can stably move up and down relative to the volleyball post outer tube 1, so that the use safety and the use stability of the volleyball post are improved; in this embodiment, the elastic member is a gas spring 8 disposed in the inner cavities of the inner tube 2 and the outer tube 1 of the volleyball post, the upper end of the gas spring 8 is connected to the inner tube 2 of the volleyball post, and the lower end of the gas spring 8 is connected to the outer tube 1 of the volleyball post, so that the manufacturing cost of the elastic member is relatively low, and the production and use costs are reduced; in this embodiment, the specific connection structure of the upper end of the gas spring 8 and the volleyball post inner tube 2 includes: the connecting structure is simple and convenient to assemble, disassemble and maintain, and the upper end of the air spring 8 is detachably connected and fixed with the volleyball post inner tube 2; in this embodiment, the specific connection structure of the lower end of the gas spring 8 and the volleyball post outer tube 1 includes: a second connecting plate 12 fixedly installed at the lower end of the gas spring 8, wherein a second connecting hole is formed in the second connecting plate 12, a second through hole is formed in the side wall of the volleyball post outer tube 1 on one side of the second connecting plate 12, a second connecting seat 13 is fixed on the side wall of the volleyball post outer tube 1 on the other side of the second connecting plate 12, a second threaded hole is formed in the second connecting seat 13, the second threaded hole, the second connecting hole and the second through hole correspond to each other, a second pin shaft 14 penetrates through the second through hole and the second connecting hole in sequence, and then the second pin shaft 14 is in threaded connection with the second threaded hole, so that the lower end of the gas spring 8 and the volleyball post outer tube 1 are detachably connected and fixed together; in the embodiment, the outer side surface of the flexible clamping flap 4 is an inclined surface which can be in matched contact with the middle section conical surface 7 of the locking union cap 5, and the flexible clamping flap 4 is in matched contact with the middle section conical surface 7 of the locking union cap 5 through the outer side inclined surface of the flexible clamping flap 4, so that the flexible clamping flap can be prevented from being damaged in the process of being in contact with the locking union cap, the service life of the flexible clamping flap is prolonged, and the production and use cost is further reduced;
when the height of the volleyball post needs to be adjusted, the locking cap 5 is unscrewed upwards firstly, so that the internal thread 6 of the locking cap 5 is separated from the external thread 3 of the volleyball post outer tube 1, at the moment, the volleyball post inner tube 2 can freely move up and down relative to the volleyball post outer tube 1, then a worker drives the volleyball post inner tube 2 to freely move up and down relative to the volleyball post outer tube 1 through manpower, the volleyball post inner tube 2 can stably move up and down relative to the volleyball post outer tube 1 all the time under the action of the air spring 8, until the volleyball post inner tube 2 is adjusted to the required competition height, the locking cap 5 moves downwards along the volleyball post inner tube 2 and enables the lower-section internal thread 6 to be screwed with the external thread 3 on the upper side of the volleyball post outer tube 1, in the process that the locking cap is screwed to the volleyball post outer tube 1 gradually towards the thread, all the flexible, thereby locking and fixing the inner tube 2 of the volleyball post and the outer tube 1 of the volleyball post.
The invention has the advantages that: the locking cap is matched with the flexible clamping flap and the external thread of the volleyball post outer tube to freely adjust the overall height of the volleyball post, so that the volleyball post is low in manufacturing cost, convenient to install and maintain, high in use stability and high in safety.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, but any modifications or equivalent variations made in accordance with the technical spirit of the present invention are within the scope of the present invention as claimed.
Claims (6)
1. A volleyball post height adjustment device, comprising: volleyball post outer tube to and insert volleyball post outer tube downwards and can only reciprocate and can not pivoted volleyball post inner tube relative volleyball post outer tube, its characterized in that: the outer wall of the upper side of the volleyball post outer pipe is provided with a section of external thread, the end surface of the top end of the volleyball post outer pipe is provided with a plurality of flexible clamping flaps surrounding the volleyball post inner pipe at intervals along the circumferential direction, the outer part of the volleyball post inner pipe is movably sleeved with a locking cap, the inner wall of the lower section of the locking cap is provided with an internal thread which can be in thread fit connection with the external thread of the volleyball post outer pipe, the inner wall of the middle section of the locking cap is a conical surface which can be in fit contact with all the flexible clamping flaps, when the locking cap moves upwards along the volleyball post inner pipe until the internal thread is separated from the external thread of the volleyball post outer pipe, the volleyball post inner pipe can freely move upwards and downwards relative to the volleyball post outer pipe, when the locking cap moves downwards along the volleyball post inner pipe and the lower section internal thread is screwed with the external thread, thereby locking and fixing the inner tube of the volleyball post and the outer tube of the volleyball post.
2. A volleyball post height adjusting apparatus according to claim 1, wherein: the volleyball post inner tube is connected through the elastic component between the volleyball post outer tube, and the elastic component can ensure that volleyball post inner tube can reciprocate relatively volleyball post outer tube steadily.
3. A volleyball post height adjusting apparatus according to claim 2, wherein: the elastic component is the air spring that sets up in the inner chamber of volleyball post inner tube and volleyball post outer tube, and the upper end of air spring is connected with volleyball post inner tube, and the lower extreme of air spring is connected with volleyball post outer tube.
4. A volleyball post height adjusting apparatus according to claim 3, wherein: the concrete connection structure of the upper end of the gas spring and the inner pipe of the volleyball post comprises: the first connecting plate is fixedly installed at the upper end of the air spring, a first connecting hole is formed in the first connecting plate, a first through hole is formed in the side wall of the volleyball post inner tube on one side of the first connecting plate, a first connecting seat is fixed to the side wall of the volleyball post inner tube on the other side of the first connecting plate, a first threaded hole is formed in the first connecting seat, the first connecting hole and the first through hole are corresponding to each other, a first pin shaft penetrates through the first through hole and the first connecting hole in sequence and then is connected into the first threaded hole in a threaded mode, and therefore the upper end of the air spring is detachably connected and fixed with the volleyball post inner tube.
5. A volleyball post height adjusting apparatus according to claim 3, wherein: the lower extreme of air spring and the concrete connection structure of volleyball post outer tube include: the second connecting plate is fixedly installed at the lower end of the air spring, a second connecting hole is formed in the second connecting plate, a second through hole is formed in the side wall of the volleyball post outer tube on one side of the second connecting plate, a second connecting seat is fixed to the side wall of the volleyball post outer tube on the other side of the second connecting plate, a second threaded hole is formed in the second connecting seat, the second threaded hole, the second connecting hole and the second through hole correspond to each other, a second pin shaft penetrates through the second through hole and the second connecting hole in sequence and then is in threaded connection with the second threaded hole, and therefore the lower end of the air spring is detachably connected and fixed with the volleyball post outer tube.
6. A volleyball post height adjusting apparatus according to claim 1, 2, 3, 4, or 5, wherein: the outer side surface of the flexible clamping flap is an inclined surface which can be matched and contacted with the middle section conical surface of the locking nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010194843.5A CN111359178A (en) | 2020-03-19 | 2020-03-19 | Volleyball post height adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010194843.5A CN111359178A (en) | 2020-03-19 | 2020-03-19 | Volleyball post height adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111359178A true CN111359178A (en) | 2020-07-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010194843.5A Pending CN111359178A (en) | 2020-03-19 | 2020-03-19 | Volleyball post height adjusting device |
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| Country | Link |
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| CN (1) | CN111359178A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112515267A (en) * | 2020-11-25 | 2021-03-19 | 广东元一科技实业有限公司 | Device for measuring human body size |
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| CN201275389Y (en) * | 2006-10-16 | 2009-07-22 | 李恩良 | Rod for exercising golf ball |
| CN204502337U (en) * | 2015-02-13 | 2015-07-29 | 湖南大众传媒职业技术学院 | A kind of foamed aluminium volleyball post |
| CN206631626U (en) * | 2017-04-18 | 2017-11-14 | 郑州工业应用技术学院 | A kind of chemical test iron stand |
| CN207667079U (en) * | 2017-12-18 | 2018-07-31 | 山西工商学院 | A kind of volleyball frame convenient for adjusting height and width |
| CN110013653A (en) * | 2019-04-18 | 2019-07-16 | 江苏金陵体育器材股份有限公司 | A kind of elasticity basketball stands |
| CN212118962U (en) * | 2020-03-19 | 2020-12-11 | 江苏金陵体育器材股份有限公司 | Volleyball post height adjusting device |
-
2020
- 2020-03-19 CN CN202010194843.5A patent/CN111359178A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201275389Y (en) * | 2006-10-16 | 2009-07-22 | 李恩良 | Rod for exercising golf ball |
| CN204502337U (en) * | 2015-02-13 | 2015-07-29 | 湖南大众传媒职业技术学院 | A kind of foamed aluminium volleyball post |
| CN206631626U (en) * | 2017-04-18 | 2017-11-14 | 郑州工业应用技术学院 | A kind of chemical test iron stand |
| CN207667079U (en) * | 2017-12-18 | 2018-07-31 | 山西工商学院 | A kind of volleyball frame convenient for adjusting height and width |
| CN110013653A (en) * | 2019-04-18 | 2019-07-16 | 江苏金陵体育器材股份有限公司 | A kind of elasticity basketball stands |
| CN212118962U (en) * | 2020-03-19 | 2020-12-11 | 江苏金陵体育器材股份有限公司 | Volleyball post height adjusting device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112515267A (en) * | 2020-11-25 | 2021-03-19 | 广东元一科技实业有限公司 | Device for measuring human body size |
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| PB01 | Publication | ||
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Application publication date: 20200703 |