CN212194934U - Universal caster capable of being locked and fixed - Google Patents
Universal caster capable of being locked and fixed Download PDFInfo
- Publication number
- CN212194934U CN212194934U CN202020725776.0U CN202020725776U CN212194934U CN 212194934 U CN212194934 U CN 212194934U CN 202020725776 U CN202020725776 U CN 202020725776U CN 212194934 U CN212194934 U CN 212194934U
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- locking
- caster
- assembly
- pedal
- gear
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- 238000013016 damping Methods 0.000 claims abstract description 11
- 235000004443 Ricinus communis Nutrition 0.000 claims description 16
- 240000000528 Ricinus communis Species 0.000 claims 3
- 230000008878 coupling Effects 0.000 abstract description 4
- 238000010168 coupling process Methods 0.000 abstract description 4
- 238000005859 coupling reaction Methods 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000003466 welding Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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Abstract
The utility model provides a but fixed universal caster of locking belongs to truckle technical field. This can lock fixed universal caster, including bracket component, truckle subassembly, locking Assembly and universal coupling assembling, the bracket component includes erection support and truckle frame, the erection support is fixed on the truckle frame, the truckle subassembly includes truckle and locking gear, locking gear fixed mounting is in two sets of between the truckle, locking Assembly includes footboard subassembly and locking portion, footboard subassembly one end pass through the damping pivot connect in erection support, locking portion with locking gear corresponds the setting, locking portion with can with during the locking gear contact locking gear locking, universal coupling assembling is constructed to rotate connect in on the erection support, the utility model provides a locking device simple structure, stability, not fragile, cost of maintenance is cheap.
Description
Technical Field
The utility model relates to a truckle field particularly, relates to a but fixed universal caster of locking.
Background
The application of universal castor is very extensive, and the production life of giving people has brought a great deal of convenience, and when the in-service use, need fix the truckle sometimes, makes it can not remove, and common way sets up locking device on the truckle, but current locking device utilizes compact heap and truckle friction to realize locking usually, leads to the truckle to damage very easily in the in-process of using, damages the back in addition and need change whole universal castor, and cost of maintenance is higher.
SUMMERY OF THE UTILITY MODEL
In order to remedy the above insufficiency, the utility model provides a but locking fixed universal caster aims at improving the problem that locking device leads to the truckle to damage very easily at the in-process that uses.
The utility model discloses a realize like this:
the utility model provides a but locking fixed universal caster, including bracket component, truckle subassembly, locking Assembly and universal coupling assembling.
The bracket component comprises a mounting support and a caster frame, and the mounting support is fixed on the caster frame.
The caster wheel assembly comprises caster wheels and locking gears, the locking gears are fixedly arranged between the two sets of caster wheels, and the caster wheels and the locking gears are rotatably connected to the caster wheel frames through caster wheel shafts.
Locking assembly includes footboard subassembly and locking portion, footboard subassembly one end pass through the damping pivot connect in erection support, locking portion through first connecting rod and second connecting rod fixed connection in footboard subassembly, locking portion with the locking gear corresponds the setting, locking portion with can with when the locking gear contact locking gear locks.
The universal joint assembly is configured to be rotatably coupled to the mounting bracket.
In an embodiment of the present invention, the pedal assembly includes a locking pedal, and the locking pedal passes through the damping shaft connect to the mounting support.
The utility model discloses an in the embodiment, locking footboard afterbody downward sloping, just the terminal perk that makes progress of locking footboard, locking footboard surface covering has the slipmat.
In an embodiment of the present invention, the locking portion includes an arc-shaped plate and the inner side of the arc-shaped plate is provided with a locking tooth, one end of the arc-shaped plate is fixedly connected to the first connecting rod, and the other end of the arc-shaped plate is fixedly connected to the second connecting rod.
The utility model discloses an in the embodiment, the locking tooth with the tooth phase-match of locking gear, just the locking tooth with the tooth of locking gear all is trapezoidal.
The utility model discloses an in one embodiment, universal coupling assembling includes pivot, bearing and base, the pivot is fixed peg graft in the bearing, the bearing cup joint in the base, base fixed connection in erection support.
In an embodiment of the present invention, the bearing is further covered with a bearing cover, and the rotating shaft passes through the end of the mounting support is further installed with a retaining ring.
In an embodiment of the present invention, the caster frame is symmetrically disposed with respect to the caster assembly, and the caster frame is further covered with an anti-collision plate.
The utility model discloses an in the embodiment, it is two sets of the truckle with locking gear all through the key-type connect in the truckle axle, the truckle axle both ends are rotated and are connected in two sets of the truckle frame.
In an embodiment of the present invention, the diameter of the locking gear is not larger than the diameter of the caster, so that the locking portion can be inserted between two sets of the casters.
The utility model has the advantages that: the utility model discloses a but locking fixed universal caster that obtains of above-mentioned design, during the use, through trampling the locking footboard, drive locking portion remove extremely the locking tooth of locking portion with can will during the locking gear contact locking gear locking to locking truckle is fixed to the locking, colludes the locking footboard with the foot, makes the locking tooth of locking portion with the locking gear separation, the truckle can resume motion state again, and locking Assembly installs on erection support, simple structure, stability, not fragile truckle, thereby reduction in service cost.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural view of a lockable universal caster according to an embodiment of the present invention;
fig. 2 is a schematic view of a locking assembly according to an embodiment of the present invention;
fig. 3 is a partial cross-sectional view provided by an embodiment of the present invention;
fig. 4 is a schematic structural view of a caster assembly according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a locking assembly according to an embodiment of the present invention;
fig. 6 is a schematic structural view of a pedal assembly according to an embodiment of the present invention;
fig. 7 is a schematic structural view of a locking portion according to an embodiment of the present invention;
fig. 8 is a schematic view of the structure of the universal connection assembly provided by the embodiment of the present invention.
In the figure: 10-a bracket assembly; 110-mounting a support; 120-caster frame; 20-a caster assembly; 210-a caster; 220-a lock gear; 230-a caster axle; 30-a locking assembly; 310-a pedal assembly; 3110-locking the pedal; 3120-damping spindle; 3130-a non-slip mat; 320-a first connecting rod; 330-a locking part; 3310-arc plate; 3320-locking teeth; 340-a second connecting rod; 40-a universal connection assembly; 410-a rotating shaft; 420-a bearing cap; 430-a bearing; 440-a base; 450-a retaining ring.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it is to 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", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Examples
Referring to fig. 1-2, the present invention provides a technical solution: a lockable universal caster comprises a bracket assembly 10, a caster assembly 20, a locking assembly 30 and a universal connection assembly 40.
Referring to fig. 3, the bracket assembly 10 includes a mounting base 110 and a caster frame 120, the mounting base 110 is fixed on the caster frame 120, specifically, the mounting base 110 is fixedly connected to the caster frame 120 by welding, the two caster frames 120 are symmetrically arranged with respect to the caster assembly 20, and the exterior of the caster frame 120 is covered with an anti-collision plate for protecting the caster 210.
Referring to fig. 4, the caster assembly 20 includes casters 210 and a locking gear 220, the locking gear 220 is fixedly installed between two sets of casters 210, and the diameter of the locking gear 220 is not greater than the diameter of the casters 210, the casters 210 and the locking gear 220 are both rotatably connected to the caster frames 120 through the caster shafts 230, specifically, the two sets of casters 210 and the locking gear 220 are both connected to the caster shafts 230 through keys, the locking gear 220 is clamped by the two sets of casters 210 to form a whole and keeps rotating synchronously, two ends of the caster shaft 230 are rotatably connected to the two sets of caster frames 120, when specifically configured, two ends of the caster shaft 230 are rotatably connected to the lower ends of the caster frames 120 through rolling bearings, and two ends of the caster shaft 230 are both screwed and fixed through nuts.
Referring to fig. 5-7, the locking assembly 30 includes a pedal assembly 310 and a locking portion 330, one end of the pedal assembly 310 is connected to the mounting base 110 through a damping rotation shaft 3120, the damping rotation shaft enables the locking assembly 30 to rotate to a certain position and then to remain stationary, which is a basis for the locking assembly 30 to lock and fix the caster 210, and the locking portion 330 is fixedly connected to the pedal assembly 310 through the first connecting rod 320 and the second connecting rod 340, optionally, by welding or riveting.
When specifically setting up, footboard subassembly 310 includes locking footboard 3110, locking footboard 3110 is connected in erection support 110 through damping pivot 3120, locking footboard 3110 afterbody downward sloping, and the tip perk that makes progress of locking footboard 3110, locking footboard 3110 surface covering has slipmat 3130, it scrapes colored vamp and antiskid to be favorable to preventing when operating personnel's foot steps on locking footboard 3110, locking portion 330 corresponds the setting with locking gear 220, so that locking portion 330 can block in between two sets of truckles 210, can lock locking gear 220 when locking portion 330 contacts with locking gear 220, thereby locking fixed truckle 210, when locking portion 330 separates with locking gear 220, truckle 210 can resume motion state again.
In this application, the locking portion 330 includes that arc 3310 and arc 3310 are inboard to set up locking tooth 3320, the one end fixed connection of arc 3310 is in first connecting rod 320, the other end fixed connection of arc 3310 is in second connecting rod 340, and is concrete, accessible welding or fix with rivet, locking tooth 3320 and locking gear 220's tooth phase-match, and locking tooth 3320 all is trapezoidal with locking gear 220's tooth, so that locking tooth 3320 meshes in locking gear 220's tooth during locking.
Referring to fig. 8, the universal connection assembly 40 is configured to be rotatably connected to the mounting support 110 to realize a universal turning function of the universal caster, the universal connection assembly 40 includes a rotating shaft 410, a bearing 430 and a base 440, the rotating shaft 410 is fixedly inserted into the bearing 430, the bearing 430 is sleeved in the base 440, the base 440 is fixedly connected to the mounting support 110, optionally, the bearing 430 is further covered by a bearing cover 420 through welding or rivet fixing, and a retaining ring 450 is further mounted at the end of the rotating shaft 410, which passes through the mounting support 110, to prevent the rotating shaft 410 from falling off from the mounting support 110.
Specifically, the working principle of the lockable and fixable universal caster is as follows: during the use, trample locking footboard 3110, locking footboard 3110 is through damping pivot 3120 around the rotatory downstream of erection support 110, the damping pivot can make locking Assembly 30 rotate and remain motionless after arbitrary position, it can lock locking gear 220 when driving locking portion 330 along with moving locking tooth 3320 and the locking gear 220 contact of locking portion 330, thereby locking fixed truckle 210, when needs resume the motion state, only need collude locking footboard 3110 with the foot, make locking tooth 3320 and the locking gear 220 separation of locking portion 330, truckle 210 can resume the motion state again, and locking Assembly 30 installs on erection support 110, the truckle, thereby reduce use cost and be not fragile.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A universal caster capable of being locked and fixed is characterized by comprising
The support assembly (10), the support assembly (10) includes a mounting support (110) and a caster frame (120), the mounting support (110) is fixed on the caster frame (120);
the caster wheel assembly (20) comprises caster wheels (210) and locking gears (220), the locking gears (220) are fixedly arranged between the two sets of caster wheels (210), and the caster wheels (210) and the locking gears (220) are rotatably connected to the caster frame (120) through caster wheel shafts (230);
the locking assembly (30) comprises a pedal assembly (310) and a locking part (330), one end of the pedal assembly (310) is connected to the mounting support (110) through a damping rotating shaft (3120), the locking part (330) is fixedly connected to the pedal assembly (310) through a first connecting rod (320) and a second connecting rod (340), the locking part (330) is arranged corresponding to the locking gear (220), and the locking part (330) can lock the locking gear (220) when contacting with the locking gear (220);
a universal connection assembly (40), the universal connection assembly (40) configured to be rotatably connected to the mounting support (110).
2. The lockable universal caster according to claim 1, characterized in that the pedal assembly (310) comprises a locking pedal (3110), the locking pedal (3110) being connected to the mounting support (110) by the damping spindle (3120).
3. The lockable universal caster according to claim 2, wherein the tail of the locking pedal (3110) is inclined downwards and the end of the locking pedal (3110) is tilted upwards, the surface of the locking pedal (3110) being covered with a non-slip mat (3130).
4. The lockable castor according to claim 1, wherein the locking part (330) comprises an arc-shaped plate (3310) and locking teeth (3320) arranged inside the arc-shaped plate (3310), one end of the arc-shaped plate (3310) being fixedly connected to the first connecting rod (320) and the other end of the arc-shaped plate (3310) being fixedly connected to the second connecting rod (340).
5. The lockable castor according to claim 4, wherein the locking teeth (3320) are adapted to the teeth of the locking gear (220), and the locking teeth (3320) and the teeth of the locking gear (220) are trapezoidal.
6. The lockable castor according to claim 1, wherein the universal connection assembly (40) comprises a shaft (410), a bearing (430) and a base (440), the shaft (410) is fixedly inserted into the bearing (430), the bearing (430) is sleeved into the base (440), and the base (440) is fixedly connected to the mounting support (110).
7. The lockable castor according to claim 6, wherein the bearing (430) is further covered with a bearing cover (420), and the end of the shaft (410) extending through the mounting base (110) is further provided with a retaining ring (450).
8. The lockable castor according to claim 1, wherein the two caster frames (120) are arranged symmetrically with respect to the castor assembly (20), and the caster frames (120) are covered with crash-proof plates.
9. The lockable castor according to claim 8, wherein both sets of said castors (210) and said locking gear (220) are keyed to said castor axle (230), said castor axle (230) being rotatably connected at both ends to both sets of said castor frames (120).
10. A lockable castor according to claim 1, characterised in that the diameter of the locking gear (220) is no greater than the diameter of the castors (210) so that the locking portion (330) can be snapped between two sets of castors (210).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020725776.0U CN212194934U (en) | 2020-05-06 | 2020-05-06 | Universal caster capable of being locked and fixed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020725776.0U CN212194934U (en) | 2020-05-06 | 2020-05-06 | Universal caster capable of being locked and fixed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212194934U true CN212194934U (en) | 2020-12-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020725776.0U Expired - Fee Related CN212194934U (en) | 2020-05-06 | 2020-05-06 | Universal caster capable of being locked and fixed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212194934U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114393549A (en) * | 2022-02-08 | 2022-04-26 | 奇瑞汽车股份有限公司 | Disassembling tool for sliding column assembly |
-
2020
- 2020-05-06 CN CN202020725776.0U patent/CN212194934U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114393549A (en) * | 2022-02-08 | 2022-04-26 | 奇瑞汽车股份有限公司 | Disassembling tool for sliding column assembly |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201222 |