CN2693594Y - Guiding arrangement for foot wheel of children push cart - Google Patents
Guiding arrangement for foot wheel of children push cart Download PDFInfo
- Publication number
- CN2693594Y CN2693594Y CN 200420025750 CN200420025750U CN2693594Y CN 2693594 Y CN2693594 Y CN 2693594Y CN 200420025750 CN200420025750 CN 200420025750 CN 200420025750 U CN200420025750 U CN 200420025750U CN 2693594 Y CN2693594 Y CN 2693594Y
- Authority
- CN
- China
- Prior art keywords
- lock pin
- wheel
- wheel seat
- positioning groove
- described lock
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model provides a guiding arrangement for foot wheel of children push cart. The utility model comprises a front wheel carrier and a front wheel seat of the front wheel. The front wheel seat comprises a front wheel seat body and a top cover. A knob rotary column connected with the top cover and a lock pin connected with the upper end of the knob rotary column are arranged inside the front wheel seat. First positioning slot and second positioning slot are arranged on the upper end of the knob rotary column. A socket for the lock pin is priveded on the front wheel carrier. When the lock pin is pressed in the first positioning slot, the lock pin is inserted into the socket and the front wheel is in directional state. When the lock pin is pressed in the second positioning slot, the lock pin is released from the socket and the front wheel is in turning state. The state of the front wheel can be controlled by turning the top cover to adjust the lock pin being inserted into or released from the socket.
Description
Technical field
The utility model relates to a kind of front-wheel attitude reference device of children trolley.
Background technology
In the prior art, the attitude reference device of the front-wheel of children trolley is inserted in the lock pin jack with lock pin between front wheel carrier and preceding wheel seat, and lock pin often needs to insert from the bottom lock pin jack or extracts.Grab lock pin and inconvenient at the bottom of front wheel carrier hand in the time of user's operation, and for the higher user of height, operation is painstaking in the extreme like this.
Summary of the invention
The purpose of this utility model provides a kind of front-wheel attitude reference device of children trolley, and the function part of its attitude reference device is easy to operate.
For achieving the above object, the technical solution adopted in the utility model is: a kind of front-wheel attitude reference device of children trolley, comprise the front wheel carrier that has front-wheel, the preceding wheel seat that is connected with vehicle frame, and described preceding wheel seat is connected rotationally with front wheel carrier.Be provided with lock pin in the wheel seat before described, have the lock pin jack on the described front wheel carrier, be under the directed state at described front-wheel, described lock pin is inserted in the described lock pin jack; Be under the state that turns at described front-wheel, described lock pin breaks away from described lock pin jack.The loam cake that wheel seat comprises the front-wheel seat body, is connected rotationally with described front-wheel seat body before described, be provided with the knob rotary column that is connected with described loam cake in the wheel seat before described, the upper surface of described knob rotary column has first positioning groove, second positioning groove, and described lock pin contacts slidably with the upper surface of described knob rotary column.When described lock pin was against in described first positioning groove, described lock pin was inserted in the described lock pin jack; When described lock pin was against in described second positioning groove, described lock pin broke away from described lock pin jack.
Because the technique scheme utilization, the utility model compared with prior art has following advantage: the loam cake of preceding wheel seat is connected rotationally with the front-wheel seat body, and the knob rotary column is connected with loam cake, and lock pin contacts with the upper surface of knob rotary column.Rotary upper cover makes lock pin be against in first positioning groove or second positioning groove on the knob rotary column, thereby the control lock pin inserts or the separating lock pin jack, regulates the orientation or the steering state of front-wheel with this, operation easily, convenient.
Description of drawings
Accompanying drawing 1 is front wheel carrier of the present utility model, the figure when separating with preceding wheel seat;
Accompanying drawing 2 is front wheel carrier of the present utility model, the figure when being connected with preceding wheel seat (the utility model is in steering state);
Accompanying drawing 3 is the constructional drawing of the utility model under directed state;
Accompanying drawing 4 is the enlarged drawing of front wheel carrier and preceding wheel seat in the accompanying drawing 2;
Accompanying drawing 5 is the left view of accompanying drawing 4;
Accompanying drawing 6 is the enlarged drawing of front wheel carrier and preceding wheel seat in the accompanying drawing 3;
Accompanying drawing 7 is the left view of accompanying drawing 6;
Accompanying drawing 8 is the enlarged drawing of accompanying drawing 6;
Wherein: 1, front-wheel; 2, front wheel carrier; 3, lock button; 4, lock pin jack; 5, banking stop; 6, dead bolt; 7, front wheel carrier plug; 8, preceding wheel seat; 9, first spring; 10, loam cake 11, knob rotary column; 12, lock pin; 13, second spring; 14, dead bolt slot; 15, first positioning groove; 16, second positioning groove; 17, front-wheel seat body; 18, guiding surface;
The specific embodiment
Referring to each accompanying drawing, a kind of front-wheel attitude reference device of children trolley comprises the front wheel carrier 2 that has front-wheel 1, the preceding wheel seat 8 that is connected with vehicle frame, and described preceding wheel seat 8 is connected rotationally with front wheel carrier 2.Be provided with lock pin 12 in the wheel seat 8 before described, have lock pin jack 4 on the described front wheel carrier 2, be under the directed state at described front-wheel 1, described lock pin 12 is inserted in the described lock pin jack 4; Be under the state that turns at described front-wheel 1, described lock pin 12 breaks away from described lock pin jack 4.Described front wheel carrier 2 is provided with banking stop 5, the below of wheel seat 8 before this banking stop 5 is positioned at, and described lock pin jack 4 is opened on described banking stop 5.The loam cake 10 that wheel seat 8 comprises front-wheel seat body 17, is connected rotationally with described front-wheel seat body 17 before described, be provided with the knob rotary column 11 that is connected with described loam cake 10 in the wheel seat 8 before described, described lock pin 12 is arranged in the front-wheel seat body 17, and described lock pin 12 contacts slidably with the upper surface of described knob rotary column 11.Be provided with second spring 13 between described lock pin 12 and the front-wheel seat body 17, this second spring 13 has the trend that makes that lock pin 12 inserts in the described lock pin jack 4.The upper surface of described knob rotary column 11 has first positioning groove 15, second positioning groove 16, the bottom land of described first positioning groove 15 is lower than the bottom land of described second positioning groove 16, has guiding surface 18 on the upper surface of the knob rotary column 11 between first positioning groove 15 and second positioning groove 16.When described lock pin 12 was against in described first positioning groove 15, described lock pin 12 was inserted in the described lock pin jack 4; When described lock pin 12 was against in described second positioning groove 16, described lock pin 12 broke away from described lock pin jack 4.
Referring to accompanying drawing 2, accompanying drawing 4-accompanying drawing 5, rotary upper cover 10 makes that second positioning groove 16 on the knob rotary column 11 faces toward lock pin 12, and when lock pin 12 was against in second positioning groove 16, the bottom of lock pin 12 just broke away from the lock pin jack 4 on the banking stop 5, and front-wheel 1 just can turn to.Referring to accompanying drawing 3, accompanying drawing 6-accompanying drawing 8, rotary upper cover 10, lock pin 12 slides along guiding surface 18 from second positioning groove 16, face toward lock pin 12 until first positioning groove 15, when lock pin 12 was against in first positioning groove 15, lock pin 12 was inserted in the lock pin jack 4, and front wheel carrier is locked, front-wheel 1 just can only directed rotate, and front wheel carrier can not rotate with respect to preceding wheel seat 8.The whole operation process only needs rotary upper cover 10 to finish.
Claims (5)
1, a kind of front-wheel attitude reference device of children trolley, comprise the front wheel carrier [2] that has front-wheel [1], the preceding wheel seat [8] that is connected with vehicle frame, wheel seat [8] is connected rotationally with front wheel carrier [2] before described, be provided with lock pin [12] in the wheel seat [8] before described, have lock pin jack [4] on the described front wheel carrier [2], be under the directed state at described front-wheel [1], described lock pin [12] is inserted in the described lock pin jack [4], be under the state that turns at described front-wheel [1], described lock pin [12] breaks away from described lock pin jack [4], it is characterized in that: wheel seat [8] comprises front-wheel seat body [17] before described, the loam cake [10] that is connected rotationally with described front-wheel seat body [17], be provided with the knob rotary column [11] that is connected with described loam cake [10] in the wheel seat [8] before described, the upper surface of described knob rotary column [11] has first positioning groove [15], second positioning groove [16], described lock pin [12] contacts slidably with the upper surface of described knob rotary column [11], when described lock pin [12] is against in described first positioning groove [15], described lock pin [12] is inserted in the described lock pin jack [4], when described lock pin [12] was against in described second positioning groove [16], described lock pin [12] broke away from described lock pin jack [4].
2, the front-wheel attitude reference device of children trolley according to claim 1 is characterized in that: described lock pin [12] is arranged in the front-wheel seat body [17].
3, the front-wheel attitude reference device of children trolley according to claim 2, it is characterized in that: be provided with second spring [13] between described lock pin [12] and the front-wheel seat body [17], this second spring [13] has makes lock pin [12] insert the trend in the described lock pin jack [4].
4, the front-wheel attitude reference device of children trolley according to claim 1, it is characterized in that: described front wheel carrier [2] is provided with banking stop [5], this banking stop [5] is positioned at the below of preceding wheel seat [8], and described lock pin jack [4] is opened on described banking stop [5].
5, the front-wheel attitude reference device of children trolley according to claim 1, it is characterized in that: the bottom land of described first positioning groove [15] is lower than the bottom land of described second positioning groove [16], has guiding surface [18] on the upper surface of the knob rotary column [11] between first positioning groove [15] and second positioning groove [16].
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420025750 CN2693594Y (en) | 2004-03-24 | 2004-03-24 | Guiding arrangement for foot wheel of children push cart |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420025750 CN2693594Y (en) | 2004-03-24 | 2004-03-24 | Guiding arrangement for foot wheel of children push cart |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2693594Y true CN2693594Y (en) | 2005-04-20 |
Family
ID=34771023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420025750 Expired - Fee Related CN2693594Y (en) | 2004-03-24 | 2004-03-24 | Guiding arrangement for foot wheel of children push cart |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2693594Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111034451A (en) * | 2019-05-09 | 2020-04-21 | 宁波大叶园林设备股份有限公司 | Mower with side grass discharging plate capable of being upturned and easily placed |
| CN111034469A (en) * | 2019-05-09 | 2020-04-21 | 宁波大叶园林设备股份有限公司 | Grass cutter capable of cutting wavy patterns in wheel control mode |
-
2004
- 2004-03-24 CN CN 200420025750 patent/CN2693594Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111034451A (en) * | 2019-05-09 | 2020-04-21 | 宁波大叶园林设备股份有限公司 | Mower with side grass discharging plate capable of being upturned and easily placed |
| CN111034469A (en) * | 2019-05-09 | 2020-04-21 | 宁波大叶园林设备股份有限公司 | Grass cutter capable of cutting wavy patterns in wheel control mode |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20050420 Termination date: 20130324 |