CN110193167B - Spring-piece type trampoline - Google Patents
Spring-piece type trampoline Download PDFInfo
- Publication number
- CN110193167B CN110193167B CN201910488652.7A CN201910488652A CN110193167B CN 110193167 B CN110193167 B CN 110193167B CN 201910488652 A CN201910488652 A CN 201910488652A CN 110193167 B CN110193167 B CN 110193167B
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- screw rod
- spring
- pedal
- underframe
- ratchet wheel
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- 230000005540 biological transmission Effects 0.000 claims description 21
- 238000010586 diagram Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B5/00—Apparatus for jumping
- A63B5/11—Trampolines
Abstract
The invention discloses a spring piece type trampoline, which comprises a bedstead, a bottom frame, a spring piece, a first triangular seat, a second triangular seat, a herringbone frame, a first lead screw, a first ratchet wheel and a first pedal, wherein the first ratchet wheel is arranged on the bottom frame; the bottom of the bedstead is provided with a cross beam, the cross beam is sleeved with a sheath, and the sheath is hinged on the underframe; two ends of the spring plate are respectively connected with the bed frame and the underframe; the first triangular seat and the second triangular seat are mounted on the underframe in a bevel attaching mode; the first lead screw is in threaded connection with the underframe, one end of the first lead screw is hinged with the plectrum, the other end of the first lead screw is provided with a first ratchet wheel, and the free end of the plectrum abuts against the second triangular base. According to the elastic piece type trampoline disclosed by the invention, the herringbone frame is used as a middle fulcrum of the elastic piece, the two triangular seats are matched with the first screw rod to adjust the height and the horizontal position of the herringbone frame, the contact position of the vertex of the herringbone frame and the elastic piece is changed, meanwhile, the initial shape of the elastic piece can be changed, the purpose of adjusting the elastic force of the elastic piece is achieved, and then the elastic force adjustment of the trampoline is realized.
Description
Technical Field
The invention relates to the field of articles for daily use, in particular to a spring plate type trampoline.
Background
The trampoline is a bed with elastic effect, can be used as a common bed worker for rest and an entertainment tool, and brings fun to the daily life of people.
The prior art trampoline mainly comprises a plurality of springs arranged below a surface of the trampoline to provide elasticity, wherein the size of the elasticity is determined by self parameters of the springs and the number of the springs; once produced, the prior art trampoline will not be adjustable in spring force, and it is difficult to provide a versatile comfort experience for the user.
Disclosure of Invention
The invention aims to provide the trampoline with adjustable elasticity so as to adapt to the application state of single person or multiple persons and improve the comfort of the trampoline.
In order to solve the technical problems, the invention adopts the following technical scheme: a spring piece type trampoline comprises a bedstead, a bottom frame, a spring piece, a first triangular seat, a second triangular seat, a herringbone frame, a first lead screw, a first ratchet wheel and a first pedal;
the bottom of the bedstead is provided with a cross beam, the cross beam is sleeved with a sheath, and the sheath is hinged on the underframe; the bed frame is generally provided with a steel rope and an adjustable backrest;
two ends of the spring plate are respectively connected with the bed frame and the underframe;
the first triangular seat and the second triangular seat are mounted on the underframe in an inclined surface attaching mode, and the second triangular seat is arranged on the first triangular seat;
the herringbone frame is arranged on the second triangular base, and the top of the herringbone frame props against the elastic sheet;
the first lead screw is in threaded connection with the underframe, one end of the first lead screw is hinged with the plectrum, the other end of the first lead screw is provided with a first ratchet wheel, and the free end of the plectrum props against the second triangular base;
the first pedal is hinged on the underframe, two movable pawls are arranged on the first pedal, and the first pedal drives the first ratchet wheel and the first screw rod to rotate through the pawls; the first lead screw drives the second triangular base to move along the inclined plane through the shifting piece, so that the contact position between the top point of the herringbone frame and the elastic piece is changed, the initial shape of the elastic piece can be changed, and the purpose of adjusting the elastic force of the elastic piece is achieved.
Further, a trunnion is arranged at the top of the herringbone frame, a long groove is arranged on the elastic sheet, the trunnion is embedded into the long groove, and the trunnion and the long groove are used for limiting the moving direction and the moving range of the herringbone frame.
Further, be provided with the pterygoid lamina that is located the second triangle seat both sides on the chassis, be provided with the guide way on the pterygoid lamina, be provided with the guide bar on the second triangle seat, the guide bar embedding is guided in the inslot, and the second triangle seat moves under the restriction of guide way.
Further, the elastic piece type trampoline further comprises a second screw rod, a third screw rod, a second pedal and a second ratchet wheel, the second screw rod and the third screw rod are respectively in threaded connection with two support legs of the herringbone frame, the two support legs of the herringbone frame are hinged at the top point, the threads on the outer surfaces of the second screw rod and the third screw rod are opposite in rotation direction, the second screw rod and the third screw rod are coaxial, an extension rod of the second screw rod penetrates through the third screw rod, an inner thread is arranged at the tail end of the third screw rod, an outer thread is arranged at the tail end of the second screw rod, and the outer thread of the second screw rod is staggered with the inner thread of the third screw rod; the second ratchet wheel is sleeved at the tail end of the second screw rod, a transmission sleeve is arranged on the second ratchet wheel, an internal thread and an external thread are arranged on the transmission sleeve, and the external thread and the internal thread of the transmission sleeve can be meshed with the external thread of the third screw rod and the internal thread of the second screw rod respectively; two movable pawls are arranged on the second pedal, and the second pedal drives the second ratchet wheel to rotate through the pawls;
the left-right translation transmission sleeve can enable the transmission sleeve to achieve three states of being meshed with the second screw rod, being meshed with the third screw rod and being meshed with the second screw rod and the third screw rod simultaneously, so that the transmission sleeve can achieve three functions: driving the second screw rod to rotate, driving the third screw rod to rotate, and driving the second screw rod and the third screw rod to rotate simultaneously; the rotation of the second lead screw and the third lead screw can change the vertical angle of the two supporting legs of the herringbone frame, so that the contact position between the top point of the herringbone frame and the elastic piece can be adjusted, the initial shape of the elastic piece can be changed, and the purpose of adjusting the elastic force of the elastic piece is achieved.
Further, a supporting plate is hinged on the underframe, the supporting plate is positioned below the second pedal, a torsion spring is arranged at the hinged position of the supporting plate and the underframe, a tongue piece is hinged on the supporting plate, and a ratchet bar is fixedly arranged on the underframe; the user erects the backup pad and supports the tongue piece on the ratchet bar and can fix the backup pad and be in vertical state all the time, and when the backup pad erects, the second footboard will be in the horizontality, and first driving shaft and second driving shaft collinearly realize the transmission between first driving shaft and the second driving shaft.
Further, the spring plate type trampoline further comprises a rotating shaft, a first gear is arranged on the rotating shaft, a rack is arranged on the cross beam, the rack is meshed with the first gear, and the cross beam and the whole bedstead can be driven to move back and forth through the rotating shaft.
Further, the spring plate type trampoline further comprises a first driving shaft, a second driving shaft, a shell, a chain wheel group and a final chain wheel;
the shell is arranged on the extension plate of the second triangular base, a bearing is arranged in the shell, a transverse shaft is arranged in an inner ring of the bearing, one end of the first driving shaft is hinged on the transverse shaft, the other end of the first driving shaft is inserted into the second pedal, and the first driving shaft can swing up and down along with the second pedal; meanwhile, a third ratchet wheel and a third pedal are arranged on the first driving shaft, and the third pedal drives the third ratchet wheel and the first driving shaft to rotate;
the second driving shaft is fixedly connected to the inner ring of the bearing, the first driving shaft can drive the second driving shaft to rotate through the inner ring of the bearing, the second driving shaft drives the final sprocket to rotate through the sprocket set, and the final sprocket is arranged on the rotating shaft;
further, a second gear is fixedly arranged on the rotating shaft, an internal gear capable of being meshed with the second gear is arranged in the final sprocket, a toggle pin shaft and a first spring are respectively arranged on two sides of the final sprocket on the rotating shaft, and the toggle pin shaft is connected with a pull rope; the final sprocket can be controlled to transversely move on the rotating shaft through the pull rope, and the final sprocket can drive the rotating shaft to synchronously rotate after the inner gear of the final sprocket is meshed with the second gear; when the inner gear of the final sprocket is separated from the second gear, the final sprocket and the rotating shaft no longer have a transmission relationship.
Further, a safety post is arranged at the bottom of the bedstead, and a second spring is arranged in the safety post.
Further, a ratchet structure capable of adjusting the height of the second spring is arranged in the safety post.
The beneficial effects are that: (1) According to the elastic piece type trampoline disclosed by the invention, the herringbone frame is used as a middle fulcrum of the elastic piece, the two triangular seats are matched with the first screw rod to adjust the height and the horizontal position of the herringbone frame, the contact position of the vertex of the herringbone frame and the elastic piece is changed, meanwhile, the initial shape of the elastic piece can be changed, the purpose of adjusting the elastic force of the elastic piece is achieved, and then the elastic force adjustment of the trampoline is realized. (2) According to the elastic piece type trampoline disclosed by the invention, the herringbone frame is designed into a hinged structure, and the two support legs of the herringbone frame are respectively adjusted by the second lead screw and the third lead screw which are opposite in rotation direction, so that the elastic piece elastic force is further accurately adjusted and controlled, and the comfort of the trampoline is improved. (3) The spring sheet type trampoline provided by the invention realizes the forward and backward movement of the bedstead by utilizing the rotating shaft, the first gear and the rack, and is convenient for a user to freely adjust the specific position of the bedstead. (4) The trampoline disclosed by the invention is provided with the safety post and the second spring below the bedstead, so that the trampoline can be safely protected even if the load born by the bedstead exceeds the buffer limit of the elastic sheet, and the safety of the trampoline is improved.
Drawings
Fig. 1 is a structural view of a spring-type trampoline according to embodiment 1.
Fig. 2 is a block diagram (hidden bed frame) of the example 1 spring sheet type trampoline.
Fig. 3 is a structural view of the example 1 spring-leaf trampoline (hidden chassis, wing).
Fig. 4 is an enlarged view of fig. 3 a.
Fig. 5 is an enlarged B view of fig. 3.
Fig. 6 is a sectional view of the second screw and the third screw in embodiment 1.
Fig. 7 is a structural diagram of the rotating shaft and the cross member in embodiment 1.
Fig. 8 is an enlarged view of C of fig. 7.
Fig. 9 is another view of fig. 8.
Fig. 10 is a mounting structure diagram of the support plate of embodiment 1.
Fig. 11 is a sectional view of the second screw and the third screw in embodiment 1 (second state).
Fig. 12 is a sectional view of the second screw and the third screw in embodiment 1 (third state).
Wherein: 1. a bed frame; 101. a cross beam; 2. a chassis; 3. a spring plate; 301. a long groove; 4. a first triangular base; 5. a second triangular base; 501. a guide rod; 6. a propeller strut; 601. a trunnion; 7. a first lead screw; 8. a first ratchet; 9. a first pedal; 10. a second lead screw; 11. a third lead screw; 12. a second pedal; 13. a second ratchet; 14. a support plate; 15. a rotating shaft; 16. a first drive shaft; 17. a second drive shaft; 18. a housing; 19. a final sprocket; 20. a sheath; 21. a first gear; 22. a rack; 23. a second gear; 24. an internal gear; 25. the pin shaft is poked; 26. a first spring; 27. a pull rope; 28. a safety column; 29. a second spring; 30. a wing plate; 3001. a guide groove; 31. a transmission sleeve; 32. a tongue piece; 33. a ratchet bar; 34. a bearing; 35. a third ratchet; 36. a third pedal; 37. a pulling piece.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments.
Example 1
As shown in fig. 1 to 10, the elastic piece type trampoline of the present embodiment includes a frame 1, a chassis 2, an elastic piece 3, a first tripod 4, a second tripod 5, a tripod 6, a first lead screw 7, a first ratchet 8, a first pedal 9, a second lead screw 10, a third lead screw 11, a second pedal 12, a second ratchet 13, a support plate 14, a rotation shaft 15, a first driving shaft 16, a second driving shaft 17, a housing 18, a sprocket group, and a final sprocket 19;
as shown in fig. 7 to 9, a steel rope and an adjustable backrest are installed on the bed frame 1; the bottom of the bedstead 1 is provided with a cross beam 101, the cross beam 101 is sleeved with a sheath 20, and the sheath 20 is hinged on the underframe 2; the rotating shaft 15 is arranged on the sheath 20, a first gear 21 is arranged on the rotating shaft 15, a rack 22 is arranged on the cross beam 101, the rack 22 is meshed with the first gear 21, and the cross beam 101 and the whole bed frame 1 can be driven to move back and forth by rotating the rotating shaft 15; the second gear 23 is fixedly arranged on the rotating shaft 15, an internal gear 24 capable of being meshed with the second gear 23 is arranged in the final sprocket 19, a toggle pin shaft 25 and a first spring 26 are respectively arranged on two sides of the final sprocket 19 on the rotating shaft 15, and the toggle pin shaft 25 is connected with a pull rope 27; the final sprocket 19 can be controlled to transversely move on the rotating shaft 15 through the pull rope 27, and after the internal gear 24 of the final sprocket 19 is meshed with the second gear 23, the final sprocket 19 can drive the rotating shaft 15 to synchronously rotate; when the inner gear 24 of the final sprocket 19 is separated from the second gear 23, the final sprocket 19 and the rotating shaft 15 no longer have a transmission relationship; in order to facilitate the user to operate the rotating shaft 15, a hand-operated rocking handle is disposed at one end of the rotating shaft 15 in this embodiment.
Two ends of the spring plate 3 are respectively connected with the bed frame 1 and the bottom frame 2;
the bottom of the bed frame 1 is provided with a safety post 28, a second spring 29 is arranged in the safety post 28, and a ratchet wheel structure capable of adjusting the height of the second spring 29 is arranged in the safety post 28;
the first triangular seat 4 and the second triangular seat 5 are installed on the underframe 2 in a bevel attaching mode, and the second triangular seat 5 is above the first triangular seat 4; the first lead screw 7 is in threaded connection with the underframe 2, one end of the first lead screw 7 is hinged with a plectrum 37, the other end of the first lead screw is provided with a first ratchet wheel 8, and the free end of the plectrum 37 abuts against the second triangular base 5; the first pedal 9 is hinged on the underframe 2, two movable pawls are arranged on the first pedal 9, the first pedal 9 drives the first ratchet wheel 8 and the first screw rod 7 to rotate through the pawls, the first screw rod 7 axially translates, the first screw rod 7 drives the shifting piece 37 to synchronously translate, and then the second triangular base 5 is driven to move obliquely along an inclined plane, so that the contact position between the top of the tripod 6 and the elastic sheet 3 is changed, and meanwhile, the initial shape of the elastic sheet 3 can be changed;
the herringbone frame 6 is arranged on the second triangular base 5, the herringbone frame 6 comprises two supporting legs hinged with each other, and the top of the herringbone frame 6 props against the elastic sheet 3; the top of the propeller strut 6 is provided with a trunnion 601, the elastic sheet 3 is provided with a long groove 301, the trunnion 601 is embedded in the long groove 301, and the trunnion 601 and the long groove 301 are used for limiting the moving direction and range of the propeller strut 6.
The underframe 2 is provided with wing plates 30 positioned at two sides of the second triangular seat 5, the wing plates 30 are provided with guide grooves 3001, the second triangular seat 5 is provided with guide rods 501, and the guide rods 501 are embedded into the guide grooves 3001;
as shown in fig. 4 to 6, the second screw rod 10 and the third screw rod 11 are respectively in threaded connection with two supporting legs of the propeller strut 6, the two supporting legs of the propeller strut 6 are hinged at the top points, the threads on the outer surfaces of the second screw rod 10 and the third screw rod 11 are in opposite directions, the second screw rod 10 and the third screw rod 11 are coaxial, an extension rod of the second screw rod 10 passes through the third screw rod 11, an inner thread is arranged at the tail end of the third screw rod 11, an outer thread is arranged at the tail end of the second screw rod 10, and the outer thread of the second screw rod 10 is staggered with the inner thread of the third screw rod 11; the second ratchet wheel 13 is sleeved at the tail end of the second screw rod 10, a transmission sleeve 31 is arranged on the second ratchet wheel 13, an internal thread and an external thread are arranged on the transmission sleeve 31, and the external thread and the internal thread of the transmission sleeve 31 can be meshed with the external thread of the third screw rod 11 and the internal thread of the second screw rod 10 respectively; the second pedal 12 is provided with two movable pawls, and the second pedal 12 drives the second ratchet wheel 13 to rotate through the pawls;
as shown in fig. 6, the left-right translation of the driving sleeve 31 can bring the driving sleeve 31 into three states of engagement with the second screw 10, engagement with the third screw 11, and engagement with the second screw 10 and the third screw 11 simultaneously, so that the driving sleeve 31 can realize three functions: driving the second screw 10 to rotate, driving the third screw 11 to rotate, and driving the second screw 10 and the third screw 11 to rotate simultaneously; the rotation of the second lead screw 10 and the third lead screw 11 can change the vertical angles of the two supporting legs of the herringbone frame 6, further adjust the contact position between the top point of the herringbone frame 6 and the elastic sheet 3, and simultaneously change the initial shape of the elastic sheet 3, thereby achieving the purpose of adjusting the elastic force of the elastic sheet 3.
As shown in fig. 10, the support plate 14 is hinged on the underframe 2, the support plate 14 is positioned below the second pedal 12, a torsion spring is arranged at the hinge position of the support plate 14 and the underframe 2, the tongue piece 32 is hinged on the support plate 14, and the ratchet bar 33 is fixedly arranged on the underframe 2; the user can erect the support plate 14 and support the tongue piece 32 on the ratchet bar 33, so that the support plate 14 can be fixed to be always in the vertical state; when the support plate 14 is erected, the second pedal 12 is in a horizontal state, the first driving shaft 16 and the second driving shaft 17 are collinear, and transmission between the first driving shaft 16 and the second driving shaft 17 is realized.
As shown in fig. 5, the casing 18 is mounted on the extension board of the second tripod 5, a bearing 34 is provided in the casing 18, a transverse shaft is provided in the inner ring of the bearing 34, one end of the first driving shaft 16 is hinged on the transverse shaft, the other end is inserted into the second pedal 12, and the first driving shaft 16 can swing up and down along with the second pedal 12; meanwhile, a third ratchet wheel 35 and a third pedal 36 are arranged on the first driving shaft 16, and the third pedal 36 drives the third ratchet wheel 35 and the first driving shaft 16 to rotate;
the second driving shaft 17 is fixedly connected to the inner ring of the bearing 34, the first driving shaft 16 can drive the second driving shaft 17 to rotate through the inner ring of the bearing 34, the second driving shaft 17 drives the final sprocket 19 to rotate through the sprocket group, and the final sprocket 19 is mounted on the rotating shaft 15.
As shown in fig. 3, the spring 3-type trampoline of this embodiment mainly relies on the spring 3 to provide buffering for the bed frame 1, wherein the spring force of the spring 3 is adjusted by the contact position between the vertex of the tripod 6 and the spring 3, and the adjusting means has two kinds:
means one: the first pedal 9 is stepped or swayed, so that the first lead screw 7 rotates, and as the first lead screw 7 is in threaded connection with the underframe 2, the first lead screw 7 drives the poking plate 37 to move horizontally, and the poking plate 37 drives the second triangular base 5 to move along an inclined plane, so that the position of the top point of the herringbone frame 6 is changed;
means II: the second pedal 12 is stepped or swayed, so that the second lead screw 10 and/or the third lead screw 11 are/is rotated to drive the two support legs of the propeller strut 6 to move left and right, and the position of the top point of the propeller strut 6 is changed; wherein the second pedal 12 drives the driving sleeve 31 shown in fig. 6 to rotate, and the position of the driving sleeve 31 determines the rotation of the second screw 10 and the third screw 11; when the drive sleeve 31 is in the position shown in fig. 6, the second lead screw 10 rotates with the drive sleeve 31; when the transmission sleeve 31 is in the position shown in fig. 11, the second lead screw 10 and the third lead screw 11 simultaneously rotate with the transmission sleeve 31; when the transmission sleeve 31 is in the position of fig. 12, the third screw 11 rotates with the transmission sleeve 31.
Although embodiments of the present invention have been described in the specification, these embodiments are presented only, and should not limit the scope of the present invention. Various omissions, substitutions and changes in the form of examples are intended in the scope of the invention.
Claims (8)
1. A spring type trampoline, which is characterized in that: comprises a bedstead, a bottom frame, an elastic sheet, a first triangular seat, a second triangular seat, a herringbone frame, a first lead screw, a first ratchet wheel and a first pedal;
the bottom of the bedstead is provided with a cross beam, the cross beam is sleeved with a sheath, and the sheath is hinged on the underframe;
two ends of the spring plate are respectively connected with the bed frame and the underframe;
the first triangular seat and the second triangular seat are mounted on the underframe in an inclined surface attaching mode, and the second triangular seat is arranged on the first triangular seat;
the herringbone frame is arranged on the second triangular base, and the top of the herringbone frame props against the elastic sheet;
the first lead screw is in threaded connection with the underframe, one end of the first lead screw is hinged with the plectrum, the other end of the first lead screw is provided with a first ratchet wheel, and the free end of the plectrum props against the second triangular base;
the first pedal is hinged on the underframe, two movable pawls are arranged on the first pedal, and the first pedal is driven by the pawls
The first ratchet wheel and the first screw rod rotate;
the top of the herringbone frame is provided with a trunnion, the elastic sheet is provided with a long groove, and the trunnion is embedded in the long groove;
the chassis is provided with wing plates positioned on two sides of the second triangular base, the wing plates are provided with guide grooves, the second triangular base is provided with guide rods, and the guide rods are embedded into the guide grooves.
2. The leaf-spring trampoline of claim 1, wherein: the device comprises a first screw rod, a second screw rod, a third screw rod, a second pedal and a second ratchet wheel, wherein the first screw rod and the second screw rod are respectively in threaded connection with two support legs of a herringbone frame, the two support legs of the herringbone frame are hinged at the top points, the threads on the outer surfaces of the first screw rod and the third screw rod are opposite in rotation direction, the first screw rod and the third screw rod are coaxial, an extension rod of the first screw rod penetrates through the third screw rod, an inner thread is arranged at the tail end of the third screw rod, an outer thread is arranged at the tail end of the second screw rod, and the outer thread of the second screw rod is staggered with the inner thread of the third screw rod; the second ratchet wheel is sleeved at the tail end of the second screw rod, a transmission sleeve is arranged on the second ratchet wheel, an internal thread and an external thread are arranged on the transmission sleeve, and the external thread and the internal thread of the transmission sleeve can be meshed with the external thread of the third screw rod and the internal thread of the second screw rod respectively; two movable pawls are arranged on the second pedal, and the second pedal drives the second ratchet wheel to rotate through the pawls.
3. The leaf-spring trampoline of claim 1, wherein: the support plate is hinged on the underframe, the support plate is positioned below the second pedal, a torsion spring is arranged at the hinged part of the support plate and the underframe, the tongue piece is hinged on the support plate, and the ratchet bar is fixedly installed on the underframe.
4. The leaf-spring trampoline of claim 1, wherein: still include the pivot, be provided with first gear in the pivot, be provided with the rack on the crossbeam, rack and first gear engagement.
5. The leaf-spring trampoline of claim 4, wherein: the chain wheel assembly also comprises a first driving shaft, a second driving shaft, a shell, a chain wheel group and a final chain wheel;
the shell is arranged on an extension plate of the second triangular base, a bearing is arranged in the shell, a transverse shaft is arranged in an inner ring of the bearing, one end of the first driving shaft is hinged to the transverse shaft, the other end of the first driving shaft is inserted into the second pedal, a third ratchet wheel and a third pedal are arranged on the first driving shaft, and the third pedal drives the third ratchet wheel to rotate;
the second driving shaft is fixedly connected to the inner ring of the bearing and drives the final sprocket wheel to rotate through the sprocket wheel group to finish
The polar chain wheel is arranged on the rotating shaft.
6. The leaf-spring trampoline of claim 5, wherein: the second gear is fixedly arranged on the rotating shaft, an internal gear which can be meshed with the second gear is arranged in the final sprocket, a toggle pin shaft and a first spring are respectively arranged on two sides of the final sprocket on the rotating shaft, and the toggle pin shaft is connected with a pull rope.
7. The leaf-spring trampoline of claim 1, wherein: the safety post is installed at the bottom of bedstead, and the inside of safety post is provided with the second spring.
8. The trampoline of claim 7, wherein: the safety post is internally provided with a ratchet wheel structure capable of adjusting the height of the second spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910488652.7A CN110193167B (en) | 2019-06-06 | 2019-06-06 | Spring-piece type trampoline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910488652.7A CN110193167B (en) | 2019-06-06 | 2019-06-06 | Spring-piece type trampoline |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110193167A CN110193167A (en) | 2019-09-03 |
| CN110193167B true CN110193167B (en) | 2024-04-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910488652.7A Active CN110193167B (en) | 2019-06-06 | 2019-06-06 | Spring-piece type trampoline |
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| Country | Link |
|---|---|
| CN (1) | CN110193167B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204798694U (en) * | 2015-05-28 | 2015-11-25 | 河南省恒泰华游乐设备有限公司 | Happy trampoline of disposable inflatable PVC |
| CN205031834U (en) * | 2015-10-16 | 2016-02-17 | 聂武杰 | Multi -functional bungee jumping bed of amusement body -building |
| CN206414668U (en) * | 2017-01-22 | 2017-08-18 | 四川农业大学 | One kind surrounds telescopic children's Interactive Experience device entirely |
| CN207186984U (en) * | 2017-08-16 | 2018-04-06 | 潘玉葵 | A kind of bungee jumping bed |
| CN210251001U (en) * | 2019-06-06 | 2020-04-07 | 姜金根 | Spring piece type trampoline |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104510214B (en) * | 2014-10-27 | 2018-05-22 | 大端家居（厦门）有限公司 | A kind of portable spring bed of repeatable dismounting |
-
2019
- 2019-06-06 CN CN201910488652.7A patent/CN110193167B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204798694U (en) * | 2015-05-28 | 2015-11-25 | 河南省恒泰华游乐设备有限公司 | Happy trampoline of disposable inflatable PVC |
| CN205031834U (en) * | 2015-10-16 | 2016-02-17 | 聂武杰 | Multi -functional bungee jumping bed of amusement body -building |
| CN206414668U (en) * | 2017-01-22 | 2017-08-18 | 四川农业大学 | One kind surrounds telescopic children's Interactive Experience device entirely |
| CN207186984U (en) * | 2017-08-16 | 2018-04-06 | 潘玉葵 | A kind of bungee jumping bed |
| CN210251001U (en) * | 2019-06-06 | 2020-04-07 | 姜金根 | Spring piece type trampoline |
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| Publication number | Publication date |
|---|---|
| CN110193167A (en) | 2019-09-03 |
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