CN210873945U - Limiting structure for rack of fitness bed - Google Patents
Limiting structure for rack of fitness bed Download PDFInfo
- Publication number
- CN210873945U CN210873945U CN201921401958.6U CN201921401958U CN210873945U CN 210873945 U CN210873945 U CN 210873945U CN 201921401958 U CN201921401958 U CN 201921401958U CN 210873945 U CN210873945 U CN 210873945U
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- Prior art keywords
- rack
- limiting
- special
- hole
- transverse
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- 238000009434 installation Methods 0.000 claims description 6
- 206010066054 Dysmorphism Diseases 0.000 abstract description 2
- 230000006978 adaptation Effects 0.000 abstract description 2
- 238000000554 physical therapy Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a limit structure for a rack of a fitness bed, which comprises a support plate, two racks and two bearing beams; the two bearing beams are symmetrically arranged on the supporting plate in parallel; the medial surface of carrier bar is equipped with the horizontal open slot that runs through, and the lower terminal surface of open slot is equipped with special-shaped groove along length direction, and the bottom of rack is equipped with the dysmorphism piece with special-shaped groove adaptation, and the rack is located the lower terminal surface of open slot, and the special-shaped piece of rack is pegged graft at special-shaped inslot, and the one end of special-shaped piece is inconsistent with the blind end in special-shaped groove, and the other end department of the inherent special-shaped piece of open slot is equipped. The utility model discloses be convenient for install the rack in the side open slot of carrier bar, the rack dismouting of being convenient for has moreover saved the dismouting time of rack, has improved the dismouting efficiency of rack.
Description
Technical Field
The utility model relates to a health supplies technical field, concretely relates to a limit structure for body-building bed rack.
Background
Along with the technological progress and the increasing demand of people for increasingly rich material culture, people pay more attention to the health of the people, and the body-building bed just solves the daily massage or health care problem of the people. At present, in order to ensure the accuracy of the movement of the movable physical therapy head device, gears are arranged at the two ends of the movable physical therapy head device, and two racks which are arranged in parallel are arranged on a bed body, so that the gears of the movable physical therapy head device are meshed with the corresponding racks. However, in the prior art, the rack is usually fixed on the carrier bar of the bed body through screws, and the rack is arranged in the side opening slot of the carrier bar, so that the rack is inconvenient to mount and dismount, the whole dismounting process of the rack is time-consuming, and the dismounting efficiency of the rack is reduced.
SUMMERY OF THE UTILITY MODEL
In view of the above problem, the utility model provides a limit structure for body-building bed rack is convenient for install the rack in the side open slot of carrier bar, and the rack dismouting of being convenient for has moreover saved the dismouting time of rack, has improved the dismouting efficiency of rack.
The utility model provides a limiting structure for a rack of a fitness bed, which comprises a supporting plate, two racks and two bearing beams; the two bearing beams are symmetrically arranged on the supporting plate in parallel; the inner side surface of the bearing beam is provided with an open slot which transversely penetrates through the bearing beam, the lower end surface of the open slot is provided with a special-shaped slot along the length direction, the bottom of the rack is provided with a special-shaped block which is matched with the special-shaped slot, the rack is positioned on the lower end surface of the open slot, the special-shaped block of the rack is inserted into the special-shaped slot, one end of the special-shaped block is abutted against the closed end of the special-shaped slot, and the open slot is internally provided with; the limiting structure comprises a limiting body, a gear, a connecting shaft and a longitudinal rack, the limiting body is installed in the open slot, and a through slot is formed in the limiting body corresponding to the rack; the limiting body is internally provided with an installation cavity, two ends of the connecting shaft are rotatably connected with the inner wall of the installation cavity, and the gear is sleeved on the connecting shaft; the limiting body is provided with a longitudinal hole which penetrates longitudinally, the longitudinal hole is communicated with the mounting cavity, a longitudinal rack is movably inserted in the longitudinal hole and is meshed with the gear, and a limiting column is arranged at the lower end of the longitudinal rack; the rack is provided with a limiting hole at the position close to the limiting post of the limiting structure, and the limiting post of the longitudinal rack is inserted in the limiting hole.
Preferably, the limiting structure further comprises a transverse rack and a tension spring, the limiting body is provided with a transverse hole, the transverse hole is located below the mounting cavity and communicated with the mounting cavity, and the transverse hole and the longitudinal hole are vertically arranged in a staggered manner; the transverse rack is movably inserted in the transverse hole and meshed with the gear; the tension spring is arranged in the transverse hole, and two ends of the tension spring are respectively connected with the bottom of the transverse hole and the end part corresponding to the transverse rack.
Preferably, the far tension spring end of the transverse rack is provided with a handle block, and the handle block is positioned on the outer side of the limiting body.
Preferably, the limiting column is a conical column, and the diameter of the lower end of the limiting column is smaller than that of the upper end of the limiting column.
Preferably, the special-shaped groove is a T-shaped groove, and the special-shaped block is a T-shaped block.
The utility model discloses following beneficial effect has:
the utility model moves up the longitudinal rack by rotating the gear, inserts the special-shaped block of the rack into the special-shaped groove of the bearing beam, and simultaneously the rack passes through the through groove of the limiting body; when the rack is installed in place, the gear is rotated to enable the longitudinal rack to move downwards, and the limiting column of the longitudinal rack is inserted into the limiting hole of the rack, so that the rack is stably installed in the open slot of the bearing beam; the rack is arranged in the side opening groove of the carrier bar in the matching mode, so that the rack is convenient to disassemble and assemble, the disassembling and assembling time of the rack is saved, and the disassembling and assembling efficiency of the rack is improved.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a cross-sectional view A-A of FIG. 1;
FIG. 3 is an enlarged view of a portion of the stop structure of FIG. 2;
fig. 4 is a longitudinal sectional view of a transverse rack in a limiting structure according to an embodiment of the present invention;
fig. 5 is a matching view of the longitudinal rack, the gear and the transverse rack according to an embodiment of the present invention.
Reference numerals:
1-supporting plate, 2-rack, 21-T-shaped block, 22-limiting hole, 3-bearing beam, 31-open slot, 32-T-shaped slot, 4-limiting structure, 41-limiting body, 411-passing slot, 412-mounting cavity, 413-longitudinal hole, 414-transverse hole, 42-gear, 43-connecting shaft, 44-longitudinal rack, 441-limiting column, 45-transverse rack, 451-handle block and 46-tension spring.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
As shown in fig. 1 to 5, the limiting structure for the rack of the exercise bed provided in this embodiment includes a supporting plate 1, two racks 2, and two carrying beams 3; the two bearing beams 3 are symmetrically arranged on the supporting plate 1 in parallel; the medial surface of carrier bar 3 is equipped with horizontal open slot 31 that runs through, and the lower terminal surface of open slot 31 is equipped with special-shaped groove along length direction, and the bottom of rack 21 is equipped with the dysmorphism piece with special-shaped groove adaptation, and rack 2 is located the lower terminal surface of open slot 31, and the special-shaped piece of rack 2 is pegged graft in special-shaped groove, and the one end of special-shaped piece is inconsistent with the blind end in special-shaped groove, and the other end department of the inherent special-shaped piece of open slot is equipped with limit structure. Specifically, the shaped groove is a T-shaped groove 32, and the shaped block is a T-shaped block 21.
The limiting structure 4 comprises a limiting body 41, a gear 42, a connecting shaft 43 and a longitudinal rack 44, wherein the limiting body 41 is installed in the open slot 31, and a through slot 411 is formed in the limiting body 41 corresponding to the rack 2; the limiting body 41 is internally provided with an installation cavity 412, two ends of the connecting shaft 43 are rotatably connected with the inner wall of the installation cavity 412, and the gear 42 is sleeved on the connecting shaft 43; the limiting body 41 is provided with a longitudinal hole 413 which penetrates longitudinally, the longitudinal hole 413 is communicated with the mounting cavity 412, the longitudinal rack 44 is movably inserted in the longitudinal hole 413, the longitudinal rack 44 is meshed with the gear 42, and the lower end of the longitudinal rack 44 is provided with a limiting column 441; the rack 2 is provided with a limit hole 22 near the limit post 441 of the limit structure 4, and the limit post 441 of the longitudinal rack 44 is inserted into the limit hole 22. Specifically, the limiting column 441 is a conical column, and the diameter of the lower end of the limiting column 441 is smaller than the diameter of the upper end of the limiting column.
In the technical scheme, the gear 42 is rotated to move the longitudinal rack 44 upwards, the special-shaped block of the rack 2 is inserted into the special-shaped groove of the bearing beam 3, and meanwhile, the rack 2 passes through the passing groove 411 of the limiting body 41; after the rack 2 is installed in place, the gear 42 is rotated to move the longitudinal rack 44 downwards, so that the limiting column 441 of the longitudinal rack 44 is inserted into the limiting hole 22 of the rack 2, thereby ensuring that the rack 2 is stably installed in the open slot 31 of the carrier beam 3; the rack 2 is arranged in the side opening groove of the carrier beam 3 in the matching mode, so that the rack 2 is convenient to disassemble and assemble, the disassembling and assembling time of the rack 2 is saved, and the disassembling and assembling efficiency of the rack 2 is improved.
In addition, in order to control the longitudinal rack 44 to move up or down through the gear 42, the limiting structure 4 further includes a transverse rack 45 and a tension spring 46, the limiting body 41 is provided with a transverse hole 414, the transverse hole 414 is located below the mounting cavity 412 and is communicated with the mounting cavity 412, and the transverse hole 414 and the longitudinal hole 413 are in a vertical staggered arrangement; the transverse rack 45 is movably inserted in the transverse hole 414, and the transverse rack 45 is meshed with the gear 42; a tension spring 46 is disposed in the transverse hole 414, and both ends of the tension spring 46 are respectively connected with the bottom of the transverse hole 414 and the corresponding ends of the transverse rack 45. When the transverse rack 45 is pulled outwards, the transverse rack 45 drives the gear 42 to rotate, and simultaneously drives the longitudinal rack 44 to move upwards, so that the rack 2 is conveniently transferred into the open slot 31; when the external pulling force of the transverse rack 45 is released, the transverse rack 45 moves towards the transverse hole 414, the transverse rack 45 drives the gear 42 to rotate, and simultaneously drives the longitudinal rack 44 to move downwards, so that the limiting column 441 of the longitudinal rack 44 is inserted into the limiting hole 22 of the rack 2, and the rack 2 is quickly mounted; otherwise, the rack 2 can be quickly taken out or replaced. The far tension spring end of the transverse rack 45 is provided with a handle block 451, and the handle block 451 is positioned outside the limiting body 41. The design of the block 451, on the one hand, facilitates the pulling of the transversal rack 45 by the operator and, on the other hand, prevents the transversal rack 45 from moving completely inside the transversal hole 414.
It should be noted that the above preferred embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.
Claims (5)
1. The utility model provides a limit structure for body-building bed rack which characterized in that: the device comprises a supporting plate, two racks and two bearing beams;
the two bearing beams are symmetrically arranged on the supporting plate in parallel;
the inner side surface of the bearing beam is provided with an open slot which transversely penetrates through the bearing beam, the lower end surface of the open slot is provided with a special-shaped slot along the length direction, the bottom of the rack is provided with a special-shaped block which is matched with the special-shaped slot, the rack is positioned on the lower end surface of the open slot, the special-shaped block of the rack is inserted into the special-shaped slot, one end of the special-shaped block is abutted against the closed end of the special-shaped slot, and the open slot is internally provided with;
the limiting structure comprises a limiting body, a gear, a connecting shaft and a longitudinal rack, the limiting body is installed in the open slot, and a through slot is formed in the limiting body corresponding to the rack; the limiting body is internally provided with an installation cavity, two ends of the connecting shaft are rotatably connected with the inner wall of the installation cavity, and the gear is sleeved on the connecting shaft; the limiting body is provided with a longitudinal hole which penetrates longitudinally, the longitudinal hole is communicated with the mounting cavity, a longitudinal rack is movably inserted in the longitudinal hole and is meshed with the gear, and a limiting column is arranged at the lower end of the longitudinal rack; the rack is provided with a limiting hole at the position close to the limiting post of the limiting structure, and the limiting post of the longitudinal rack is inserted in the limiting hole.
2. The limit structure for the exercise bed rack according to claim 1, wherein:
the limiting structure further comprises a transverse rack and a tension spring, the limiting body is provided with a transverse hole, the transverse hole is positioned below the mounting cavity and communicated with the mounting cavity, and the transverse hole and the longitudinal hole are vertically arranged in a staggered manner; the transverse rack is movably inserted in the transverse hole and meshed with the gear; the tension spring is arranged in the transverse hole, and two ends of the tension spring are respectively connected with the bottom of the transverse hole and the end part corresponding to the transverse rack.
3. The limit structure for the exercise bed rack according to claim 2, wherein:
the far-end tension spring end of the transverse rack is provided with a handle block which is positioned on the outer side of the limiting body.
4. The limit structure for the exercise bed rack according to claim 1, wherein:
the limiting column is a conical column, and the diameter of the lower end of the limiting column is smaller than that of the upper end of the limiting column.
5. The limit structure for the exercise bed rack according to claim 1, wherein:
the special-shaped groove is a T-shaped groove, and the special-shaped block is a T-shaped block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921401958.6U CN210873945U (en) | 2019-08-27 | 2019-08-27 | Limiting structure for rack of fitness bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921401958.6U CN210873945U (en) | 2019-08-27 | 2019-08-27 | Limiting structure for rack of fitness bed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210873945U true CN210873945U (en) | 2020-06-30 |
Family
ID=71329791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921401958.6U Expired - Fee Related CN210873945U (en) | 2019-08-27 | 2019-08-27 | Limiting structure for rack of fitness bed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210873945U (en) |
-
2019
- 2019-08-27 CN CN201921401958.6U patent/CN210873945U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200630 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |