CN209967581U - Elastic basketball stand - Google Patents
Elastic basketball stand Download PDFInfo
- Publication number
- CN209967581U CN209967581U CN201920532963.4U CN201920532963U CN209967581U CN 209967581 U CN209967581 U CN 209967581U CN 201920532963 U CN201920532963 U CN 201920532963U CN 209967581 U CN209967581 U CN 209967581U
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- pipe
- upright post
- stand
- air spring
- base
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- 230000009286 beneficial effect Effects 0.000 description 1
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- 230000003313 weakening effect Effects 0.000 description 1
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Abstract
The utility model discloses an elasticity basketball stands, include: the lower end of the rear upright post is hinged with the rear end part of the base far away from the backboard, the upper end of the rear upright post is hinged with the rear end of the extending arm, the lower end of the front upright post is hinged with the front end part of the base near the backboard, the upper end of the front upright post is hinged with the middle part of the extending arm, a telescopic pipe is connected between the rear end part of the base and the middle part of the front upright post, the telescopic pipe consists of an inner pipe and an outer pipe sleeved outside the inner pipe, an air spring is arranged in the telescopic pipe, one end of the air spring is connected with the outer pipe of the telescopic pipe, the other end of the air spring is connected with the inner pipe of the telescopic pipe, the front upright post always drives the rear upright post and the extending arm to simultaneously rotate upwards until the basketball stand is in an unfolded state under the elastic force of the air spring, the telescopic pipe is also provided with a positioning mechanism for preventing the relative movement of the outer pipe and the inner pipe when the basketball stand is in an unfolded state. The utility model has the advantage of high safety in use.
Description
Technical Field
The utility model relates to a sports equipment, concretely relates to elasticity basketball stands.
Background
The lifting basket frame is a common sports apparatus, and has the advantages of small occupied space, convenient storage and transportation and the like after being folded. As shown in fig. 1, a conventional elastic basketball stand has a structure including: the basketball stand comprises a base 1, a rear upright post 2, a front upright post 3, an extension arm 4, a backboard 5 and a basket ring 6, wherein the rear upright post 2, the front upright post 3 and the extension arm 4 are arranged at the top of the base 1, the backboard 5 and the basket ring 6 are arranged at the front end of the extension arm 4, the lower end of the rear upright post 2 is hinged with the rear end part, far away from the backboard 5, of the base 1, the upper end of the rear upright post 2 is hinged with the rear end part, near the backboard 5, of the base 1, the upper end of the front upright post 3 is hinged with the middle part of the extension arm 4, a spring 14 is connected between the rear end part of the base 1 and the middle part of the front upright post 3, and the front upright post 3 always has the tendency of driving the rear upright post 2 and the extension arm 4 to simultaneously. The elastic basketball stand has the following defects: (1) when workers apply external force to the basketball stand to enable the basketball stand to overcome the elastic force of the springs and rotate downwards to be in a folded state, the workers are easily damaged by the compressed spring clips, and the use safety is low; (2) after the elasticity of the spring is weakened in the using process, the front upright post cannot be kept in a 90-degree vertical state continuously, and the normal use of the basketball stand is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an elasticity basketball stands that the safety in utilization is high.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the elastic basketball stand comprises: the lower end of the rear upright post is hinged with the rear end part of the base far away from the backboard, the upper end of the rear upright post is hinged with the rear end part of the extension arm, the lower end of the front upright post is hinged with the front end part of the base near the backboard, the upper end of the front upright post is hinged with the middle part of the extension arm, a telescopic pipe is also connected between the rear end part of the base and the middle part of the front upright post and consists of an inner pipe and an outer pipe sleeved outside the inner pipe, the outer pipe and the inner pipe of the telescopic pipe are respectively hinged with the middle part of the front upright post and the rear end part of the base, an air spring is arranged inside the telescopic pipe, one end of the air spring is connected with the outer pipe of the telescopic pipe, the other end of the air spring is connected with the inner pipe of the telescopic pipe, and the front upright post is under the elastic force of the air spring, the telescopic pipe is always driven by the rear upright post and the extending arm to simultaneously rotate upwards until the basketball stand is in the unfolded state, and the telescopic pipe is also provided with a positioning mechanism for preventing the relative movement of the outer pipe and the inner pipe when the basketball stand is in the unfolded state.
Further, the aforementioned elastic basketball stand, wherein: one end of the air spring is fixedly connected with the outer pipe in a threaded connection mode, and the other end of the air spring is fixedly connected with the inner pipe in a threaded connection mode.
Further, the aforementioned elastic basketball stand, wherein: the structure of the positioning mechanism comprises: be provided with one section external screw thread on the outer pipe wall of inner tube, the outside cover of inner tube is equipped with one can with the external screw thread matched with internal thread cover of inner tube, the external diameter of internal thread cover is greater than the internal diameter of outer tube, current stand drives back stand and stretch arm simultaneously upwards rotates to basketball stands when being the expansion state under the spring action of air spring, screw internal thread cover and the external screw thread section screw thread of inner tube, the terminal surface of internal thread cover can upwards support the downside pipe end of outer tube this moment, thereby prevent that outer tube and inner tube from taking place relative movement.
Further, the aforementioned elastic basketball stand, wherein: the end face of the internal thread sleeve contacted with the outer pipe is provided with a positioning groove for inserting the outer pipe.
Further, the aforementioned elastic basketball stand, wherein: still be provided with between the rear end of rear column and base and be used for locking fixed locking mechanism to being the basketball stands of fold condition, locking mechanism's structure includes: install in the locking otic placode of base rear end portion, be provided with first locating hole on the locking otic placode, be provided with the second locating hole in the lower part of back stand, when the basketball stands overcome the elasticity of air spring under the exogenic action and rotate downwards to being fold condition, the first locating hole of locking otic placode just in time corresponds with the second locating hole of back stand, wears to be equipped with a locating pin in first locating hole and the second locating hole that correspond jointly.
Through the implementation of the above technical scheme, the beneficial effects of the utility model are that: (1) the air spring is arranged in the telescopic pipe formed by the outer pipe and the inner pipe, when a worker applies external force to the basketball stand to enable the basketball stand to overcome the elastic force of the air spring and rotate downwards to be in a folded state, the risk of being damaged by the clamping of the spring cannot exist for the worker, and the use safety is greatly improved; (2) when the basketball stand is in an unfolded state, the inner pipe, the outer pipe and the internal thread sleeve can enhance the overall strength of the basketball stand, and the use safety is further improved; (3) when the front upright post cannot be perpendicular at 90 degrees due to the weakened elasticity of the gas spring in the use process, the inner thread sleeve moves upwards along the outer thread section of the inner pipe to push the outer pipe to move upwards relative to the inner pipe, so that the front upright post is synchronously pushed to continue to rotate upwards until the front upright post is perpendicular at 90 degrees, and the service life of the device is prolonged.
Drawings
Fig. 1 is a schematic structural view of an elastic basketball stand in the background art of the present invention.
Fig. 2 is a schematic structural view of the elastic basketball stand of the present invention in an unfolded state.
Fig. 3 is an enlarged schematic view of a portion H shown in fig. 2.
Fig. 4 is a schematic view of the structure of the internally threaded sleeve shown in fig. 2.
Fig. 5 is a schematic structural view of the elastic basketball stand of the present invention when it is folded.
Detailed Description
The invention will be further explained with reference to the drawings and the specific embodiments.
As shown in fig. 2, fig. 3, fig. 4 and fig. 5, the elastic basketball stand comprises: a base 1, a rear upright post 2, a front upright post 3 and an extension arm 4 which are arranged on the top of the base 1, and a backboard 5 and a basket ring 6 which are arranged at the front end of the extension arm 4, wherein the lower end of the rear upright post 2 is hinged with the rear end part of the base 1 far away from the backboard 5, the upper end of the rear upright post 2 is hinged with the rear end of the extension arm 4, the lower end of the front upright post 3 is hinged with the front end part of the base 1 near the backboard 5, the upper end of the front upright post 3 is hinged with the middle part of the extension arm 4, a telescopic pipe is also connected between the rear end part of the base 1 and the middle part of the front upright post 3, the telescopic pipe consists of an inner pipe 7 and an outer pipe 8 which is sleeved outside the inner pipe 7, the outer pipe 8 and the inner pipe 7 of the telescopic pipe are respectively hinged with the middle part of the front upright post 3 and the rear end part of the base 1, a gas spring 9 is arranged inside the telescopic pipe, one end, the front upright post 3 always has the trend of driving the rear upright post 2 and the extending arm 4 to simultaneously rotate upwards to the unfolded state of the basketball stand under the elastic force action of the gas spring 9, and the telescopic pipe is also provided with a positioning mechanism for preventing the relative movement of the outer pipe 8 and the inner pipe 7 when the basketball stand is unfolded;
in the embodiment, one end of the gas spring 9 is fixedly connected with the outer pipe 8 in a threaded connection mode, and the other end of the gas spring 9 is fixedly connected with the inner pipe 7 in a threaded connection mode, so that the gas spring is more convenient to assemble, disassemble and maintain, and the assembly efficiency is improved;
in this embodiment, the structure of the positioning mechanism includes: the outer pipe wall of the inner pipe 7 is provided with a section of external thread, the outer part of the inner pipe 7 is sleeved with an internal thread sleeve 10 which can be matched with the external thread of the inner pipe 7, the external diameter of the internal thread sleeve 10 is larger than the internal diameter of the outer pipe 8, when the front upright post 3 drives the rear upright post 2 and the extending arm 4 to simultaneously rotate upwards under the elastic action of the gas spring 9 until the basketball stand is in an unfolded state, the internal thread sleeve 10 and the external thread section of the inner pipe 7 are screwed, the end surface of the internal thread sleeve 10 can upwards abut against the lower pipe end of the outer pipe 8 at the moment, so that the relative movement between the outer pipe 8 and the inner pipe 7 is prevented, the positioning mode has a simple structure and is convenient to install and maintain, when the front upright post cannot be vertical at 90 degrees due to the weakening of the elastic force in the use process of the gas spring, thereby synchronously pushing the front upright post to continue to rotate upwards until the front upright post is vertical to 90 degrees, and prolonging the service life of the equipment; in this embodiment, the end face of the internal thread sleeve 10 contacting the external pipe 8 is provided with a positioning groove 11 for inserting the external pipe 8, when the basketball stand is in an unfolded state, when the internal thread sleeve 10 is screwed with the external thread section of the internal pipe 7, the external pipe 8 is just inserted into the positioning groove 11 of the internal thread sleeve 10, so that the internal pipe and the external pipe are prevented from moving relatively, the connection between the external pipe and the internal pipe is more stable, and the use safety of the basketball stand is improved;
in this embodiment, still be provided with between the rear end portion of rear column 2 and base 1 and be used for locking fixed locking mechanism to being the basketball stands of fold condition, locking mechanism's structure includes: the basketball stand is characterized in that a locking lug plate 12 is mounted at the rear end of a base 1, a first positioning hole 121 is formed in the locking lug plate 12, a second positioning hole 21 is formed in the lower portion of a rear upright post 2, when the basketball stand overcomes the elastic force of a gas spring 9 and rotates downwards to be in a folded state under the action of external force, the first positioning hole 121 of the locking lug plate 12 corresponds to the second positioning hole 21 of the rear upright post 2, and a positioning pin 13 penetrates through the corresponding first positioning hole 121 and the second positioning hole 21 together, so that the locking mechanism is simple in structure and convenient to mount and maintain;
the working principle of the utility model is as follows:
when the basketball stand needs to be unfolded, the internal thread sleeve 10 is firstly applied to the external thread section of the inner tube 7, then the positioning pin 13 inserted into the first positioning hole 121 and the second positioning hole 21 is pulled out, then the external force applied to the basketball stand is removed, at the moment, the front upright post 3 can drive the rear upright post 2 and the extension arm 4 to simultaneously rotate upwards under the elastic force action of the gas spring 9 until the basketball stand is unfolded, then the internal thread sleeve 10 is screwed with the external thread section of the inner tube 7, so that the outer tube 8 is inserted into the positioning groove 11 of the internal thread sleeve 10, the relative movement of the outer tube 8 and the inner tube 7 is prevented, and the unfolding of the basketball stand is completed;
when the basketball stand needs to be folded, the internal thread sleeve 10 is firstly applied to the external thread section of the inner tube 7, then external force which can overcome the elasticity of the air spring 9 and rotate downwards is applied to the front upright post 3, the rear upright post 2 and the extension arm 4 are synchronously driven to simultaneously rotate downwards until the basketball stand is in a folded state, at the moment, the second positioning hole 21 of the rear upright post 2 just corresponds to the first positioning hole 121 of the locking lug plate 12 on the base 1, and then a positioning pin 13 is inserted into the corresponding first positioning hole 121 and the second positioning hole 21, so that the folding of the basketball stand is completed.
The utility model has the advantages that: (1) the air spring is arranged in the telescopic pipe formed by the outer pipe and the inner pipe, when a worker applies external force to the basketball stand to enable the basketball stand to overcome the elastic force of the air spring and rotate downwards to be in a folded state, the risk of being damaged by the clamping of the spring cannot exist for the worker, and the use safety is greatly improved; (2) when the basketball stand is in an unfolded state, the inner pipe, the outer pipe and the internal thread sleeve can enhance the overall strength of the basketball stand, and the use safety is further improved; (3) when the front upright post cannot be perpendicular at 90 degrees due to the weakened elasticity of the gas spring in the use process, the inner thread sleeve moves upwards along the outer thread section of the inner pipe to push the outer pipe to move upwards relative to the inner pipe, so that the front upright post is synchronously pushed to continue to rotate upwards until the front upright post is perpendicular at 90 degrees, and the service life of the device is prolonged.
Claims (5)
1. A resilient basketball stand, comprising: the base sets up in back stand, front column and the arm that stretches at base top to and install in backboard and the ring that stretches the arm front end, the back tip of keeping away from the backboard on the lower extreme of back stand and the base is articulated mutually, and the upper end of back stand is articulated mutually with the rear end that stretches the arm, and the lower extreme of front column is articulated mutually with the preceding tip that is close to the backboard on the base, and the upper end of front column is articulated mutually with the middle part that stretches the arm, its characterized in that: the basketball stand comprises a base, a front upright post and a telescopic pipe, wherein the rear end of the base is connected with the middle of the front upright post, the telescopic pipe is composed of an inner pipe and an outer pipe sleeved outside the inner pipe, the outer pipe and the inner pipe of the telescopic pipe are hinged with the middle of the front upright post and the rear end of the base respectively, an air spring is arranged inside the telescopic pipe, one end of the air spring is connected with the outer pipe of the telescopic pipe, the other end of the air spring is connected with the inner pipe of the telescopic pipe, the front upright post always has the trend of driving the rear upright post and an extension arm to simultaneously upwards rotate to the basketball stand to be in an unfolded state under the elastic force action of the air spring, and a positioning mechanism used for preventing the outer pipe.
2. The elastic basketball stand as claimed in claim 1, wherein: one end of the air spring is fixedly connected with the outer pipe in a threaded connection mode, and the other end of the air spring is fixedly connected with the inner pipe in a threaded connection mode.
3. The elastic basketball stand as claimed in claim 1, wherein: the structure of the positioning mechanism comprises: be provided with one section external screw thread on the outer pipe wall of inner tube, the outside cover of inner tube is equipped with one can with the external screw thread matched with internal thread cover of inner tube, the external diameter of internal thread cover is greater than the internal diameter of outer tube, current stand drives back stand and stretch arm simultaneously upwards rotates to basketball stands when being the expansion state under the spring action of air spring, screw internal thread cover and the external screw thread section screw thread of inner tube, the terminal surface of internal thread cover can upwards support the downside pipe end of outer tube this moment, thereby prevent that outer tube and inner tube from taking place relative movement.
4. The elastic basketball stand as claimed in claim 3, wherein: the end face of the internal thread sleeve contacted with the outer pipe is provided with a positioning groove for inserting the outer pipe.
5. A resilient basketball stand, as claimed in claim 1, 2, 3 or 4, wherein: still be provided with between the rear end of rear column and base and be used for locking fixed locking mechanism to being the basketball stands of fold condition, locking mechanism's structure includes: install in the locking otic placode of base rear end portion, be provided with first locating hole on the locking otic placode, be provided with the second locating hole in the lower part of back stand, when the basketball stands overcome the elasticity of air spring under the exogenic action and rotate downwards to being fold condition, the first locating hole of locking otic placode just in time corresponds with the second locating hole of back stand, wears to be equipped with a locating pin in first locating hole and the second locating hole that correspond jointly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920532963.4U CN209967581U (en) | 2019-04-18 | 2019-04-18 | Elastic basketball stand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920532963.4U CN209967581U (en) | 2019-04-18 | 2019-04-18 | Elastic basketball stand |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209967581U true CN209967581U (en) | 2020-01-21 |
Family
ID=69258476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920532963.4U Withdrawn - After Issue CN209967581U (en) | 2019-04-18 | 2019-04-18 | Elastic basketball stand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209967581U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
-
2019
- 2019-04-18 CN CN201920532963.4U patent/CN209967581U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN110013653B (en) * | 2019-04-18 | 2024-07-09 | 江苏金陵体育器材股份有限公司 | Elastic basketball stand |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20200121 Effective date of abandoning: 20240709 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20200121 Effective date of abandoning: 20240709 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |