CN219727747U - Automatic silence truckle resets - Google Patents
Automatic silence truckle resets Download PDFInfo
- Publication number
- CN219727747U CN219727747U CN202321322901.3U CN202321322901U CN219727747U CN 219727747 U CN219727747 U CN 219727747U CN 202321322901 U CN202321322901 U CN 202321322901U CN 219727747 U CN219727747 U CN 219727747U
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- China
- Prior art keywords
- bearing
- rivet
- foot rest
- tension spring
- supporting foot
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- 230000002093 peripheral effect Effects 0.000 claims description 6
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 235000004443 Ricinus communis Nutrition 0.000 description 9
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Handcart (AREA)
Abstract
The utility model relates to the technical field of casters, and particularly discloses an automatic resetting mute caster which comprises a supporting foot rest, wheels and a brake pedal, wherein the wheels and the brake pedal are connected with the supporting foot rest, a bearing sleeve is arranged on the supporting foot rest, a bearing is arranged on the inner side of the bearing sleeve, a inserted link is arranged on the inner side of the bearing, the bottom of the inserted link is connected with a tension spring fixing screw set, the tension spring fixing screw set is connected with a rivet through a tension spring, and the rivet is connected with the brake pedal. The utility model does not need to return to the original needed position by utilizing the inertia of artificial pushing to realize positioning, can realize 360-degree automatic resetting when in use, and can automatically return to the set position when the wheels leave the ground, thereby meeting the use requirements of users.
Description
Technical Field
The utility model relates to the technical field of casters, in particular to an automatic resetting mute caster.
Background
The casters can be applied to the stretcher bed of the ambulance, and the casters need to unify the same direction when the casters push the stretcher bed into the ambulance, so that the stretcher bed can be stably parked in the ambulance, and the stretcher bed is further suitable for warehouse energy-saving appliances, tool carts and the like which need 180-degree positioning. The existing castor only can reset 180 degrees automatically, and the original required position is required to be returned to achieve positioning by utilizing the inertia of manual pushing, because the automatic positioning is realized by arranging a compression spring on the left and right sides to prop against the inserted rod shaft to form the automatic positioning, the structure of the castor is required to be positioned automatically by 180 degrees, namely, the castor is reset forwards and backwards in two directions in one turn, 360 degrees of reset cannot be achieved, and the user requirement cannot be met, so the castor is a defect of the existing castor capable of resetting 180 degrees automatically.
Disclosure of Invention
The utility model aims to solve the technical problems of the prior art, and provides the automatic resetting mute castor which does not need to return to the original required position by utilizing the inertia of manual pushing to realize positioning, can realize 360-degree automatic resetting when in use, and can automatically return to the set position when the wheel leaves the ground, thereby meeting the use requirement of users.
In order to solve the technical problems, the technical scheme of the utility model is as follows:
the utility model provides an automatic silence truckle resets, includes supporting foot rest, wheel and brake pedal all with the supporting foot rest is connected, be provided with the bearing housing on the supporting foot rest, the inboard of bearing housing is provided with the bearing, the inboard of bearing is provided with the inserted bar, the bottom of inserted bar is connected with the fixed silk nail group of extension spring, the fixed silk nail group of extension spring is connected with the rivet through the extension spring, the rivet with brake pedal is connected.
Preferably, the tension spring fixing screw set comprises a pin and an inner hexagon screw, and the side face of the pin is welded with the side face of the inner hexagon screw.
Preferably, the inner side of the bottom of the inserted link is provided with a thread through hole for the insertion of the socket head cap screw, the inner peripheral wall of the thread through hole is provided with an internal thread, and the outer peripheral wall of the upper end of the socket head cap screw is provided with an external thread matched with the internal thread.
Preferably, one end of the tension spring is sleeved on the outer side of the pin, and the other end of the tension spring is sleeved on the outer side of the rivet.
Preferably, the brake pedal comprises a pedal piece, an elastic piece and a locking plate piece, wherein the pedal piece is respectively connected with the elastic piece and the locking plate piece in a rotating way, and the rivet is arranged on the elastic piece.
Preferably, the supporting foot rest is provided with a bearing sleeve mounting through hole, and the bearing sleeve is clamped on the bearing sleeve mounting through hole.
By adopting the technical scheme, the automatic resetting mute castor provided by the utility model has the following beneficial effects: the wheel and the brake pedal in the automatic resetting mute castor are connected with the supporting foot rest, the supporting foot rest is provided with the bearing sleeve, the bearing is arranged on the inner side of the bearing sleeve, the inserted link is arranged on the inner side of the bearing, the bottom of the inserted link is connected with the tension spring fixing screw set, the tension spring fixing screw set is connected with the rivet through the tension spring, the rivet is connected with the brake pedal, the rivet is rotated in any direction of 360 degrees, the original set locating point of the position can be automatically returned only if the rivet leaves the ground, the specified directional positioning can be realized, the original required position is not required to be returned by the inertia pushed by people to realize the positioning, the automatic resetting of 360 degrees can be realized during the use, and the automatic return to the set position can be realized when the wheel leaves the ground, thereby the use requirement of a user can be met.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic view of the internal structure of the present utility model, partially in section;
FIG. 3 is a schematic assembly view of a tension spring set wire in accordance with the present utility model;
FIG. 4 is a schematic view of an assembled tension spring of the present utility model;
in the figure, a 1-supporting foot rest, a 2-wheel, a 3-bearing sleeve, a 4-bearing, a 5-inserted link, a 6-tension spring fixing screw set, a 7-tension spring, an 8-rivet, a 9-pin, a 10-socket head cap screw, an 11-screw thread through hole, a 12-pedal plate, a 13-spring plate, a 14-lock plate and a 15-bearing sleeve mounting through hole.
Detailed Description
The following describes the embodiments of the present utility model further with reference to the drawings. The description of these embodiments is provided to assist understanding of the present utility model, but is not intended to limit the present utility model. In addition, the technical features of the embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other.
In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
As shown in fig. 1-3, the automatic resetting mute castor comprises a supporting foot rest 1, wheels 2 and a brake pedal, wherein the wheels 2 and the brake pedal are connected with the supporting foot rest 1, a bearing sleeve 3 is arranged on the supporting foot rest 1, a bearing 4 is arranged on the inner side of the bearing sleeve 3, a inserted link 5 is arranged on the inner side of the bearing 4, a tension spring fixing screw set 6 is connected with the bottom of the inserted link 5, a rivet 8 is connected with the tension spring fixing screw set 6 through a tension spring 7, and the rivet 8 is connected with the brake pedal. It can be understood that the supporting foot rest 1, the bearing sleeve 3, the bearing 4, the inserted link 5 and the tension spring fixing screw set 6 can be made of stainless steel, and the wheel 2 can be a universal wheel; the automatic return device is applicable to casters and the like which are required to automatically return to a specified position in 360 degrees, such as warehouse energy-saving appliances, tool vehicles and the like.
Specifically, the tension spring fixing screw set 6 comprises a pin 9 and an inner hexagon screw 10, and the side surface of the pin 9 is welded with the side surface of the inner hexagon screw 10; a thread through hole 11 for inserting the inner hexagon screw 10 is formed in the inner side of the bottom of the inserted link 5, an inner thread is formed in the inner peripheral wall of the thread through hole 11, and an outer thread matched with the inner thread is formed in the outer peripheral wall of the upper end of the inner hexagon screw 10; one end of the tension spring 7 is sleeved on the outer side of the pin 9, and the other end of the tension spring 7 is sleeved on the outer side of the rivet 8; the brake pedal comprises a pedal piece 12, a spring piece 13 and a lock piece 14, wherein the pedal piece 12 is respectively and rotatably connected with the spring piece 13 and the lock piece 14, and the rivet 8 is arranged on the spring piece 13; the supporting foot rest 1 is provided with a bearing sleeve mounting through hole 15, and the bearing sleeve 3 is clamped on the bearing sleeve mounting through hole 15. It can be understood that the socket head cap screw 10 is naturally locked and fixed on the insert rod 5 in a conventional screw mode, and the assembly is rapid; one end of the tension spring 7 is fixed on the rivet 8, the other end is directly hung on the pin 9, the assembly is convenient, the tension spring 7 can rotate 360 degrees around the pin 9, and the 360-degree automatic reset can be realized.
It can be understood that the utility model has reasonable design and unique structure, can automatically return to one positioning point originally set by the position as long as the wheel leaves the ground in any direction of 360 degrees, can realize one-designated direction positioning, does not need to return to the originally required position by utilizing the inertia of manual pushing to realize positioning, can realize 360-degree automatic resetting when in use, and can automatically return to the set position when the wheel leaves the ground, thereby meeting the use requirement of users.
The embodiments of the present utility model have been described in detail above with reference to the accompanying drawings, but the present utility model is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the utility model, and yet fall within the scope of the utility model.
Claims (6)
1. The utility model provides an automatic silence truckle resets, includes supporting foot rest, wheel and brake pedal all with the supporting foot rest is connected, its characterized in that, be provided with the bearing housing on the supporting foot rest, the inboard of bearing housing is provided with the bearing, the inboard of bearing is provided with the inserted bar, the bottom of inserted bar is connected with the fixed silk nail group of extension spring, the fixed silk nail group of extension spring is connected with the rivet through the extension spring, the rivet with brake pedal is connected.
2. The automatic return silent caster according to claim 1, wherein: the tension spring fixing screw set comprises a pin and an inner hexagon screw, and the side face of the pin is welded with the side face of the inner hexagon screw.
3. The automatic return silent caster according to claim 2, wherein: the inner side of the bottom of the inserted link is provided with a thread through hole for the insertion of the inner hexagon screw, the inner peripheral wall of the thread through hole is provided with an inner thread, and the outer peripheral wall of the upper end of the inner hexagon screw is provided with an outer thread matched with the inner thread.
4. The automatic return silent caster according to claim 2, wherein: one end of the tension spring is sleeved on the outer side of the pin, and the other end of the tension spring is sleeved on the outer side of the rivet.
5. The automatic return silent caster according to claim 1, wherein: the brake pedal comprises a pedal piece, an elastic piece and a locking plate piece, wherein the pedal piece is respectively connected with the elastic piece and the locking plate piece in a rotating way, and the rivet is installed on the elastic piece.
6. The automatic return silent caster according to claim 2, wherein: the supporting foot rest is provided with a bearing sleeve mounting through hole, and the bearing sleeve is clamped on the bearing sleeve mounting through hole.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321322901.3U CN219727747U (en) | 2023-05-26 | 2023-05-26 | Automatic silence truckle resets |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202321322901.3U CN219727747U (en) | 2023-05-26 | 2023-05-26 | Automatic silence truckle resets |
Publications (1)
Publication Number | Publication Date |
---|---|
CN219727747U true CN219727747U (en) | 2023-09-22 |
Family
ID=88051524
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202321322901.3U Active CN219727747U (en) | 2023-05-26 | 2023-05-26 | Automatic silence truckle resets |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN219727747U (en) |
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2023
- 2023-05-26 CN CN202321322901.3U patent/CN219727747U/en active Active
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