CN202413744U - Novel pneumatic landing leg - Google Patents
Novel pneumatic landing leg Download PDFInfo
- Publication number
- CN202413744U CN202413744U CN2011205165267U CN201120516526U CN202413744U CN 202413744 U CN202413744 U CN 202413744U CN 2011205165267 U CN2011205165267 U CN 2011205165267U CN 201120516526 U CN201120516526 U CN 201120516526U CN 202413744 U CN202413744 U CN 202413744U
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- China
- Prior art keywords
- cylinder
- seat
- oscillating
- supporting leg
- landing leg
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- Expired - Fee Related
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Abstract
The utility model discloses a novel pneumatic landing leg comprising a vehicle frame penetration beam and a landing leg, wherein an oscillating cylinder seat and an oscillating cylinder ear plate seat are fixedly arranged on the vehicle frame penetration beam and the landing leg, respectively, the oscillating cylinder seat is connected with the oscillating cylinder ear plate seat through an oscillating cylinder, an oscillating cylinder piston rod is arranged on the oscillating cylinder, a propelling cylinder seat is arranged on the vehicle frame, a propelling cylinder is arranged on the propelling cylinder seat, and the propelling cylinder is connected with a locking pin; a propelling cylinder piston rod is arranged on the propelling cylinder, and the propelling cylinder piston rod is connected with the locking pin through a right angled joint body; the landing leg is hinged with a rotary pin shaft; and one end of the tee joint body is connected with an air storage cylinder, the air storage cylinder is connected with an air control reversing valve, and the air control reversing valve is connected with the propelling cylinder and a hand control valve through air pipes. In the novel pneumatic landing leg provided by the utility model, the air storage cylinder is added to realize the lifting of the landing leg, thereby greatly reducing the cost; and the connecting mode and the angle of the cylinder and the cylinder seat guarantee to control the lifting of the landing leg by utilizing the cylinder, so that the structure is simple and practical, the work is stable and reliable, and the service life is long.
Description
Technical field
The utility model relates to a kind of pneumatic supporting leg, especially relates to a kind of novel pneumatic supporting leg, belongs to mechanical field.
Background technology
Self-discharging semitrailer is through being commonly used to transportation or of short duration storage goods, and often a drawing head is joined the use of a plurality of compartments, and existing self-discharging semitrailer supporting leg adopts the supporting mechanism of manual type more, or adopts hydraulic ram to realize the up-down of supporting leg.Adopt time-consuming, the effort of manual supporting leg, be unfavorable for increasing work efficiency; Employing hydraulic gear cost is higher, need are safeguarded easy fault.For this reason, the continuous feedback opinion of user is expecting that a kind of innovation and creation that can overcome above-mentioned defective produce as early as possible.
The utility model content
To the deficiency that prior art exists, the utility model technical matters to be solved is, a kind of novel pneumatic supporting leg is provided, and under the prerequisite that fully satisfies elevating function, realizes the commonality of product, and is time saving and energy saving, improved work efficiency, reduced productive costs.
For solving the problems of the technologies described above; The technical scheme that the utility model is taked is; A kind of novel pneumatic supporting leg comprises that vehicle frame runs through beam and supporting leg, and its vehicle frame runs through and is fixed with oscillating cylinder seat and oscillating cylinder ear plate base on beam and the supporting leg respectively; The oscillating cylinder seat is connected through oscillating cylinder with the oscillating cylinder ear plate base, and oscillating cylinder is provided with the oscillating cylinder piston rod; Said vehicle frame is provided with and promotes the cylinder seat, promotes the cylinder seat and is provided with the promotion cylinder, promotes cylinder and connects lock pin; Said promotion cylinder is provided with the promotion cylinder piston rod, and the promotion cylinder piston rod is crossed the nipple bent piece body with lockpin ventilating and is connected; Said supporting leg is hinged with the revolution bearing pin; One end of said T-pipe joint body connects air tank, and air tank connects Pneumatic reversal valve, and Pneumatic reversal valve is connected with hand control valve (HCV) with the promotion cylinder through tracheae.
Optimize, above-mentioned novel pneumatic supporting leg, its revolution bearing pin is located on the permanent seat of vehicle frame, and permanent seat is provided with a through hole, is provided with the revolution bearing pin in the hole.
Optimize, above-mentioned novel pneumatic supporting leg, it promotes to be provided with between cylinder and the lock pin and is connected bearing pin.
The utility model compared with prior art has the following advantages and good effect: 1, the utility model directly utilizes the gas circuit of brake system of car, has increased air tank, realizes the up-down of supporting leg, greatly cost-cutting; 2, through the type of attachment and the angle of cylinder and cylinder block, guaranteed that the employing cylinder just can realize controlling the supporting leg up-down, it is simple and practical, working stability, reliably, practical life is long; 3, owing to directly utilize the air-channel system of automobile, the minimizing that takes up space is installed, dismantles easy and convenient.
Description of drawings
Below in conjunction with accompanying drawing and embodiment to the utility model further explain:
Fig. 1 is the structural representation of the oscillating cylinder of the utility model;
Fig. 2 is the structural representation of the promotion cylinder of the utility model;
Fig. 3 is the structural representation of the utility model.
Oscillating cylinder in the drawings, 1; 2, promote cylinder; 3, bite type taper thread nipple bent piece body; 4, bite type taper thread T-pipe joint body; 5, oscillating cylinder seat; 6, promote the cylinder seat; 7, oscillating cylinder ear plate base; 8, promote cylinder piston rod; 9, vehicle frame runs through beam; 10, supporting leg; 11, revolution bearing pin; 12, lock pin; 13, connect bearing pin; 14, oscillating cylinder piston rod; 15, hand control valve (HCV); 16, air tank; 17, Pneumatic reversal valve.
The specific embodiment
Like Fig. 1, Fig. 2 and shown in Figure 3; The utility model is a kind of novel pneumatic supporting leg; Comprise that vehicle frame runs through beam 9 and supporting leg 10; Its vehicle frame runs through on beam 9 and the supporting leg 10 and is fixed with oscillating cylinder seat 5 and oscillating cylinder ear plate base 7 respectively, and oscillating cylinder seat 5 is connected through oscillating cylinder 1 with oscillating cylinder ear plate base 7, and oscillating cylinder 1 is provided with oscillating cylinder piston rod 14; Said vehicle frame is provided with and promotes cylinder seat 6, promotes cylinder seat 6 and is provided with promotion cylinder 2, promotes cylinder 2 and connects lock pins 12; Said promotion cylinder 2 is provided with and promotes cylinder piston rod 8, promotes cylinder piston rod 8 and is connected through nipple bent piece body 3 with lock pin 12; Said supporting leg 10 is hinged with revolution bearing pin 11; One end of said T-pipe joint body 4 connects air tank 16, and air tank 16 connects Pneumatic reversal valve 17, and Pneumatic reversal valve 17 is connected with hand control valve (HCV) 15 with promotion cylinder 2 through tracheae.Revolution bearing pin 11 is located on the permanent seat of vehicle frame, and permanent seat is provided with a through hole, is provided with revolution bearing pin 11 in the hole.Promote to be provided with between cylinder 2 and the lock pin 12 and be connected bearing pin 13.
Referring to Fig. 1, Fig. 2 and Fig. 3, for the ascending, descending that realizes supporting leg with open, lock, the version that the utility model adopts is: on vehicle frame runs through beam 9 and supporting leg 10, be fixed with oscillating cylinder seat 5 and 7, two groups of oscillating cylinder seats 5 are connected through oscillating cylinder 1 with 7 assemblies.The up-down of the pneumatic supporting leg 10 of flexible realization of the piston rod 8 through being connected the oscillating cylinder control on the oscillating cylinder seat 5,7.The straight-line motion of the lock pin 12 through being connected promotion cylinder 2 controls that promote on the cylinder seat 6 is realized opening, locking of pneumatic supporting leg 10.During ascending branch leg 10: pressurized air interface on the cylinder 1 of nipple bent piece body 3 imports, and through cylinder inner cavity piston acting promotion cylinder piston rod 8 is retreated, promotion cylinder piston rod 8 spurs lock pin 12 again and retreats, and supporting leg 10 is carried out release.Pressurized air interface on nipple bent piece body 3 cylinders 1 imports the oscillating cylinder inner chamber and promotes oscillating cylinder piston rod 14 moving linearlies then, and piston rod 14 drives the oscillating cylinder ear plate base 7 wraparound twist lock pins 12 that are welded on the supporting leg and rotates counterclockwise, and supporting leg 10 rises; During descending branch leg 10: import oscillating cylinder 1 inner chamber for nipple bent piece body 3 oscillating cylinders 1 lower interface through Pneumatic reversal valve and promote cylinder piston rod 14 moving linearlies; Piston rod 14 drives oscillating cylinder ear plate base 7 wraparounds that are welded on the supporting leg axle 11 of shipping and reselling on another market and clockwise rotates; Supporting leg 10 descends; Promoting cylinder 2 lower interfaces for bite type taper thread nipple bent piece body 3 through Pneumatic reversal valve then imports; Retreat through cylinder inner cavity piston acting promotion oil cylinder is promoted piston rod 8, piston rod 8 spurs lock pin 12 again and advances, and supporting leg 10 is locked.And the supporting leg interlock is carried out the bleed-off flow control realization through 4 pairs of air-flows of T-pipe joint body.
The control of cylinder 1,2 is referring to Fig. 3; Air tank 16 stores and provides source of the gas; Air tank 16 under the control of Pneumatic reversal valve 17 be cylinder 1,2 bite type taper thread nipple bent piece body 3 on the lower interface air feed; When air tank 16 is bite type taper thread nipple bent piece body 3 lower interface air feed, get into cylinder 2 interior gases through piston acting promotion piston rod is advanced, when air tank 16 is bite type taper thread nipple bent piece body 3 end opening air feed; Get into cylinder 2 interior gases and retreat, and hand control valve (HCV) 15 can be realized the Long-distance Control to Pneumatic reversal valve 17 through promotion piston rod that piston is done work.
Certainly, above-mentioned explanation is not to be the restriction to the utility model, and the utility model also is not limited to above-mentioned giving an example; Those skilled in the art; In the essential scope of the utility model, the variation of making, remodeling, interpolation or replacement all should belong to the protection domain of the utility model.
Claims (3)
1. novel pneumatic supporting leg; Comprise that vehicle frame runs through beam and supporting leg; It is characterized in that: said vehicle frame runs through and is fixed with oscillating cylinder seat and oscillating cylinder ear plate base on beam and the supporting leg respectively, and the oscillating cylinder seat is connected through oscillating cylinder with the oscillating cylinder ear plate base, and oscillating cylinder is provided with the oscillating cylinder piston rod; Said vehicle frame is provided with and promotes the cylinder seat, promotes the cylinder seat and is provided with the promotion cylinder, promotes cylinder and connects lock pin; Said promotion cylinder is provided with the promotion cylinder piston rod, and the promotion cylinder piston rod is crossed the nipple bent piece body with lockpin ventilating and is connected; Said supporting leg is hinged with the revolution bearing pin; One end of said T-pipe joint body connects air tank, and air tank connects Pneumatic reversal valve, and Pneumatic reversal valve is connected with hand control valve (HCV) with the promotion cylinder through tracheae.
2. novel pneumatic supporting leg as claimed in claim 1 is characterized in that: said revolution bearing pin is located on the permanent seat of vehicle frame, and permanent seat is provided with a through hole, is provided with the revolution bearing pin in the hole.
3. novel pneumatic supporting leg as claimed in claim 2 is characterized in that: be provided with between said promotion cylinder and the lock pin and be connected bearing pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205165267U CN202413744U (en) | 2011-12-02 | 2011-12-02 | Novel pneumatic landing leg |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205165267U CN202413744U (en) | 2011-12-02 | 2011-12-02 | Novel pneumatic landing leg |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202413744U true CN202413744U (en) | 2012-09-05 |
Family
ID=46738531
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205165267U Expired - Fee Related CN202413744U (en) | 2011-12-02 | 2011-12-02 | Novel pneumatic landing leg |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202413744U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102514553A (en) * | 2011-12-02 | 2012-06-27 | 青特集团有限公司 | Novel pneumatic landing leg |
-
2011
- 2011-12-02 CN CN2011205165267U patent/CN202413744U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102514553A (en) * | 2011-12-02 | 2012-06-27 | 青特集团有限公司 | Novel pneumatic landing leg |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20120905 Termination date: 20171202 |