CN103147574A - Pump vehicle - Google Patents
Pump vehicle Download PDFInfo
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- CN103147574A CN103147574A CN2013100303207A CN201310030320A CN103147574A CN 103147574 A CN103147574 A CN 103147574A CN 2013100303207 A CN2013100303207 A CN 2013100303207A CN 201310030320 A CN201310030320 A CN 201310030320A CN 103147574 A CN103147574 A CN 103147574A
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- support arm
- pump truck
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Abstract
The invention discloses a pump vehicle, which comprises a vehicle frame, a cab, a rotating tower and a support device, wherein the cab is arranged at the front part of the vehicle frame, the rotating tower is arranged on the vehicle frame, the support device comprises a front support leg, the front support leg comprises a front support leg framework, a first support arm and a second support arm, wherein the first support arm and the second support arm are telescopically sheathed in the front support leg framework, the front support leg framework is fixedly arranged on the vehicle frame and is positioned between the cab and the rotating tower, in addition, the projections of the first support arm and the second support arm on the horizontal plane are respectively in an arc shape, and the curvature center of the arc shape is positioned in front of the front support leg framework. The pump vehicle has the advantages that the front support leg framework is arranged between the rotating tower and the cab, and in addition, the first support arm and the second support arm are arranged in a front concave arc shape, so two support points of the front support leg are closer to the front side, a stable region provided by the support device can be properly increased towards the direction in the vehicle front, and finally, the capability of the pump vehicle for resisting the forward overturn can be improved.
Description
Technical field
The present invention relates to engineering machinery, particularly the pump truck of the materials such as a kind of delivering concrete, lime-ash.
Background technology
At present, the pump truck of the materials such as delivering concrete, lime-ash has been widely used in various construction operations or other operation process, and its application brings great convenience to engineer operation.
As shown in Figure 1, this figure is the structural representation of known a kind of pump truck.This pump truck generally includes vehicle frame 46, driver's cabin 43, capstan head 41 and bracing or strutting arrangement 42.Driver's cabin 43 generally is arranged on the front portion of vehicle frame 46, and bracing or strutting arrangement 42 is located on vehicle frame 46, and capstan head 41 is located on bracing or strutting arrangement 42.
As shown in Figure 2, this figure is the structural representation of the bracing or strutting arrangement of pump truck shown in Figure 1.Bracing or strutting arrangement 42 generally includes front leg strut; Front leg strut comprises that the supporting leg framework 44 that is fixed on vehicle frame 46 and telescopically are set in the support arm 45 in supporting leg framework 44; Support arm 45 can slide with respect to supporting leg framework 44, and then can carry out the state switching, and support arm 45 has the state of stretching out and retracted mode.
In pump truck construction operation process, support arm 45 is in the state of stretching out, and namely support arm 45 stretches out supporting leg framework 44, and its end bearing is on construction ground on ground; At this moment, bracing or strutting arrangement 42 can provide suitable stability region for pump truck, prevents that the center of gravity of pump truck exceeds the stability region in operation process, make pump truck can be stably, the material such as delivering concrete safely; Thereby reduce because center of gravity exceeds the risk that the stability region causes pump truck to tumble.When the pump truck transition, support arm 45 is in retracted mode, and support arm 45 is at least part of to be retracted in supporting leg framework 44, reduces the area that pump truck takies, for the transition transportation is provided convenience.
The front leg strut of existing bracing or strutting arrangement 42 adopts V-type or X-type usually, and the supporting leg framework 44 of these two kinds of front leg struts all is positioned at the below of capstan head 41; They all can be pump truck the satisfactory anti-side direction ability of toppling are provided, but the restriction that arranged by car load height, pumping vehicle arm rack, supporting leg framework 44 arrangement space are limited, and then the length of support arm 45 is subject to the restriction of supporting leg framework 44, and the ability that the opposing that causes them to provide for pump truck is toppled forward is inadequate.
Therefore, how pump truck makes it have and advantageously promotes the ability of toppling in its anti-the place ahead when anti-side direction is toppled ability preferably when operation, is still those skilled in the art's problem demanding prompt solution.
Summary of the invention
In view of this, the present invention proposes a kind of pump truck, this pump truck topples in ability having stronger anti-side direction, also possesses the ability that opposing is preferably forwards toppled, and when using this pump truck operation, can make operation process that safety guarantee is more arranged.
The invention provides a kind of pump truck and comprise vehicle frame, driver's cabin, capstan head and bracing or strutting arrangement, described driver's cabin is located at the vehicle frame front portion, described capstan head is located on described vehicle frame, described bracing or strutting arrangement comprises front leg strut, described front leg strut comprises that front leg strut framework and telescopically are sheathed on the first support arm and the second support arm in described front leg strut framework, described front leg strut framework is fixedly installed on described vehicle frame, and between described driver's cabin and described capstan head; Described the first support arm and the second support arm are all curved in the projection of horizontal plane, and the center of curvature of arc is positioned at the place ahead of described front leg strut framework.
Preferably, described the first support arm and the second support arm are symmetrically arranged on pump truck, and at retracted mode, the inner of described the first support arm is positioned at described the second support arm, and perhaps, the inner of described the second support arm is positioned at described the first support arm.
Preferably, the concentric and in tandem of the arc that is in the horizontal plane projection of described the first support arm and the second support arm.
Preferably, described the first support arm and the second support arm be arranged in parallel and are arranged above and below, and the arc that the first support arm and the second support arm are in the horizontal plane projection is concentric and radius is identical.
Preferably, described capstan head periphery wall is provided with manhole or installing hole, and described manhole or installing hole are towards the side of described pump truck.
Preferably, described bracing or strutting arrangement also comprises rear support leg, described rear support leg comprises rear support leg framework, the 3rd support arm and the 4th support arm, and described rear support leg framework is fixed on described vehicle frame, and an end of described the 3rd support arm and an end of the 4th support arm all are sheathed in described rear support leg framework.
Preferably, described the first support arm and the second support arm are the Multi-section retractable structure.
Preferably, described the 3rd support arm and the 4th support arm are all curved in the projection of horizontal plane, and its center of curvature of this arc is positioned at the rear of described rear support leg framework.
Preferably, described rear support leg comprises the 3rd supporting leg and the 4th supporting leg, and described the 3rd supporting leg one end and the 4th supporting leg one end are all installed and be connected on described vehicle frame, and is symmetrically set in described vehicle frame both sides.
The pump truck that the present invention proposes comprises vehicle frame, driver's cabin, capstan head and bracing or strutting arrangement, driver's cabin is located at the vehicle frame front portion, capstan head is located on vehicle frame, bracing or strutting arrangement comprises front leg strut, front leg strut comprises that front leg strut framework and telescopically are sheathed on the first support arm and the second support arm in the front leg strut framework, the front leg strut framework is fixedly installed on vehicle frame, and between driver's cabin and capstan head; And the first support arm and the second support arm are all curved in the projection of horizontal plane, and the center of curvature of this arc is positioned at the place ahead of front leg strut framework.
With existing, compare with the pump truck of X-type supporting leg or V-type supporting leg, this pump truck is arranged to front recessed arc by the front leg strut framework being arranged between capstan head and driver's cabin and with the first support arm and the second support arm, make two strong points of front leg strut more forward, make the stability region that bracing or strutting arrangement provides to increase to appropriateness toward front side, finally can promote the ability that the pump truck opposing is forwards toppled.In addition, existing ability of forwards toppling in order to increase opposing with the pump truck of X-type supporting leg or V-type supporting leg often needs to dwindle the angle between two support arms of front leg strut, and does like this and easily cause interfering between support arm and driver's cabin, capstan head.The pump truck that the present invention proposes is arranged to front recessed arc by the front leg strut framework being arranged between capstan head and driver's cabin and with the first support arm and the second support arm, can effectively avoid the interference between support arm and driver's cabin, capstan head.
Description of drawings
The accompanying drawing that consists of a part of the present invention is used to provide a further understanding of the present invention, and illustrative examples of the present invention and explanation thereof are used for explaining the present invention, do not consist of improper restriction of the present invention.In the accompanying drawings:
Fig. 1 is the structural representation of known a kind of pump truck;
Fig. 2 is the structural representation of the bracing or strutting arrangement of pump truck shown in Figure 1;
The schematic perspective view of the part-structure of the pump truck that Fig. 3 provides for the embodiment of the present invention;
Fig. 4 is the top view of pump truck shown in Figure 3;
Fig. 5 is the right view of pump truck shown in Figure 3;
Fig. 6 is the structural representation of pump truck shown in Figure 3 when carrier pipe is set;
Fig. 7 is the schematic perspective view of pump truck shown in Figure 6;
The top view of a kind of front leg strut that Fig. 8 provides for the embodiment of the present invention;
Fig. 9 is the sectional view in front leg strut A-A shown in Figure 8 cross section;
The top view of the another kind of front leg strut that Figure 10 provides for the embodiment of the present invention;
Figure 11 is the sectional view in front leg strut B-B shown in Figure 10 cross section;
The top view of another front leg strut that Figure 12 provides for the embodiment of the present invention;
Figure 13 is the sectional view in front leg strut C-C shown in Figure 12 cross section;
The pump truck that Figure 14 provides for the invention process profit and the support effect comparison diagram of existing pump truck.
The specific embodiment
Need to prove, in the situation that do not conflict, embodiment and the feature in embodiment in the present invention can make up mutually.Elaborate below in conjunction with 3 to 14 pairs of specific embodiments of the invention of accompanying drawing.
For convenience of description, the definition of the noun of locality herein: take Fig. 4 as reference, elevation 4, wherein, before left is, right-hand be after; Top, below are side; In literary composition, " symmetry " refers to about center line or the median plane of pump truck length direction symmetrical.
The embodiment of the present invention has proposed a kind of pump truck, comprises vehicle frame 3, driver's cabin 4, capstan head 1 and bracing or strutting arrangement 2; Described driver's cabin 4 is located at vehicle frame 3 front portions, and described capstan head 1 is located on described vehicle frame 3; Described bracing or strutting arrangement 2 comprises front leg strut 5, and described front leg strut 5 comprises that front leg strut framework 51 and telescopically are sheathed on the first support arm 52 and the second support arm 54 in described front leg strut framework 51; Described front leg strut framework 51 is fixedly installed on described vehicle frame 3, and between described driver's cabin 4 and described capstan head 1; Described the first support arm 52 and the second support arm 54 are all curved in the projection of horizontal plane, and the center of curvature of arc is positioned at the place ahead of described front leg strut framework 51; The structure setting of this pump truck can be with reference to figure 3 to Fig. 5 (be the clear architectural feature that shows the front leg strut part, have omitted the part parts of pump truck in figure).
With existing, compare with the pump truck of X-type supporting leg or V-type supporting leg, this pump truck is arranged to front recessed arc by front leg strut framework 51 being arranged between capstan head 1 and driver's cabin 4 and with the first support arm 52 and the second support arm 54, make two strong points of front leg strut 5 more forward, thereby the stability region that bracing or strutting arrangement 2 provides can be increased to appropriateness toward front side, finally can promote the ability that the pump truck opposing is forwards toppled.
As shown in figure 14,10 is the center of gravity circle of pump truck, and in the course of the work, the pump truck center of gravity is in this circle determined zone usually, and 11 are the existing supporting zone of establishing the pump truck of X supporting leg, 12 supporting zones for the pump truck of embodiment of the present invention proposition; As can be seen from Figure 14, in the supporting zone of the pump truck that the embodiment of the present invention proposes can all be encompassed in center of gravity circle 10, and in the situation that rear support leg remains unchanged, the front leg strut of this pump truck can increase span L forward; So both can increase the support span of whole pump truck, can improve again the ability of tumbling before the pump truck opposing; This shows, when utilizing the technical scheme that this embodiment provides, the stability of strutting system of pump truck is better than the existing pump truck of establishing the X supporting leg.
In technique scheme, specifically arranging of front leg strut 5 can be as follows: the first support arm 52 and the second support arm 54 are all curved in the projection of horizontal plane, and its center of curvature is positioned at the place ahead of front leg strut framework 51; Front leg strut framework 51 is provided with corresponding cambered way, and the other end telescopically of the first support arm 52 and the second support arm 54 is located in cambered way; And then the first support arm 52 and the second support arm 54 are arranged to respectively front recessed arc.Certainly, for making the stressed more balanced of the first support arm 52 and the second support arm 54, can make that these two support arms form the curvature of arc identical.
Particularly, arranging of the first support arm 52 and the second support arm 54 can be adopted one of following three kinds of forms:
1) the first support arm 52 and the second support arm 54 are symmetrically arranged on pump truck, and at retracted mode, the inner that the inner of described the first support arm 52 is positioned at described the second support arm 54 or described the second support arm 54 is positioned at described the first support arm 52, and concrete structure can be with reference to 12 and Figure 13.
2) the concentric and in tandem of the arc that is in the horizontal plane projection of described the first support arm 52 and the second support arm 54, concrete structure can be with reference to Figure 10 and Figure 11.
3) state the first support arm 52 and the second support arm 54 be arranged in parallel and is arranged above and below, the arc that the first support arm 52 and the second support arm 54 are in the horizontal plane projection is concentric and radius is identical, and concrete structure can be with reference to figure 8 and Fig. 9.
Have the manhole 7 of pump truck now all towards driver's cabin 4 direction settings, narrow space between capstan head 1 and driver's cabin 4, the installation and maintenance of the parts in capstan head 1 is very inconvenient.Installation and maintenance for convenience of the parts in capstan head 1 can arrange manhole 7 on capstan head 1 periphery wall.Manhole 7 can arrange towards the side of vehicle frame 3; Concrete setting can be with reference to figure 3.Front leg strut 5 is arranged between driver's cabin and capstan head, has reserved enough spatial placement manholes 7 for capstan head 1 side, and manhole 7 is arranged the cooperation can be greatly convenient for assembly the time towards the side.Certainly, also can offer installing hole 8 in capstan head 7 sides; Carrier pipe 9 can extend on jib from installing hole 8, specifically can be with reference to figure 6 and Fig. 7.
1) rear support leg 6 comprises rear support leg framework, the 3rd support arm, the 4th support arm, the 3rd supporting leg 64 and the 4th supporting leg 65; The rear support leg framework is fixed on vehicle frame 3.One end of the 3rd support arm and an end of the 4th support arm all are sheathed in the rear support leg framework, and the other end of the other end of the 3rd support arm and the 4th support arm is affixed with the 3rd supporting leg 64, the 4th supporting leg 65 respectively.The 3rd supporting leg 64 and the 4th supporting leg 65 are symmetricly set in the both sides of vehicle frame 3.
2) rear support leg 6 comprises the 3rd supporting leg 64 and the 4th supporting leg 65; One end of the 3rd supporting leg 64 and the 4th supporting leg 65 1 ends are installed on vehicle frame 3, and are symmetrically set in the both sides of vehicle frame 3.
Wherein, above-mentioned the first support arm 52, the second support arm 54, the 3rd support arm and the 4th support arm can be Multi-section retractable structure or single-unit structure.
Certainly, support span for further increasing, and improve the pump truck opposing ability of tumbling backward, the 3rd support arm and the 4th support arm also can be arranged to arc, and its center of curvature is positioned at the rear of described rear support leg framework.Adopt the rear support leg 6 of this structure both can increase the support span of pump truck, can increase again the ability that the pump truck opposing is toppled backward.
The above is only preferred embodiment of the present invention, and is in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, is equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (9)
1. pump truck, comprise vehicle frame (3), driver's cabin (4), capstan head (1) and bracing or strutting arrangement (2), described driver's cabin (4) is located at vehicle frame (3) front portion, described capstan head (1) is located on described vehicle frame (3), described bracing or strutting arrangement (2) comprises front leg strut (5), described front leg strut (5) comprises that front leg strut framework (51) and telescopically are sheathed on the first support arm (52) and the second support arm (54) in described front leg strut framework (51), it is characterized in that, described front leg strut framework (51) is fixedly installed on described vehicle frame (3), and be positioned between described driver's cabin (4) and described capstan head (1),
Described the first support arm (52) and the second support arm (54) are all curved in the projection of horizontal plane, and the center of curvature of arc is positioned at the place ahead of described front leg strut framework (51).
2. pump truck according to claim 1, is characterized in that, described the first support arm (52) and the second support arm (54) are symmetrically arranged on pump truck;
At retracted mode, the inner of described the first support arm (52) is positioned at described the second support arm (54), and perhaps, the inner of described the second support arm (54) is positioned at described the first support arm (52).
3. pump truck according to claim 1, is characterized in that, the concentric and in tandem of the arc that described the first support arm (52) and the second support arm (54) are in the horizontal plane projection.
4. pump truck according to claim 1, is characterized in that, described the first support arm (52) and the second support arm (54) are arranged above and below, and the arc that the first support arm (52) and the second support arm (54) are in the horizontal plane projection is concentric and radius is identical.
5. the described pump truck of according to claim 1 to 4 any one, is characterized in that, described capstan head (1) periphery wall is provided with manhole (7) or installing hole (8), and described manhole (7) or installing hole (8) are towards the side of described pump truck.
6. pump truck according to claim 5, is characterized in that, described bracing or strutting arrangement (2) also comprises rear support leg (6), and described rear support leg (6) comprises rear support leg framework, the 3rd support arm and the 4th support arm; Described rear support leg framework is fixed on described vehicle frame (3), and an equal telescopically of end of an end of described the 3rd support arm and the 4th support arm is sheathed in described rear support leg framework.
7. pump truck according to claim 5, is characterized in that, described the first support arm (52) and the second support arm (54) are the Multi-section retractable structure.
8. pump truck according to claim 6, is characterized in that, described the 3rd support arm and the 4th support arm are all curved in the projection of horizontal plane, and the center of curvature of this arc is positioned at the rear of described rear support leg framework.
9. pump truck according to claim 7, it is characterized in that, described rear support leg (6) comprises the 3rd supporting leg (64) and the 4th supporting leg (65), described the 3rd supporting leg (64) one ends and the 4th supporting leg (65) one ends all are installed on described vehicle frame (3), and are symmetrically set in described vehicle frame (3) both sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100303207A CN103147574A (en) | 2013-01-25 | 2013-01-25 | Pump vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100303207A CN103147574A (en) | 2013-01-25 | 2013-01-25 | Pump vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103147574A true CN103147574A (en) | 2013-06-12 |
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ID=48545865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013100303207A Pending CN103147574A (en) | 2013-01-25 | 2013-01-25 | Pump vehicle |
Country Status (1)
| Country | Link |
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| CN (1) | CN103147574A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103192882A (en) * | 2013-04-10 | 2013-07-10 | 徐州徐工施维英机械有限公司 | Framework type frame structure and concrete pump truck |
| EP3369876A1 (en) * | 2017-03-02 | 2018-09-05 | Putzmeister Engineering GmbH | Support structure with integrated boiler for a mobile concrete pump and mobile concrete pump |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| EP3369876A1 (en) * | 2017-03-02 | 2018-09-05 | Putzmeister Engineering GmbH | Support structure with integrated boiler for a mobile concrete pump and mobile concrete pump |
| WO2018158443A1 (en) * | 2017-03-02 | 2018-09-07 | Putzmeister Engineering Gmbh | Supporting structure having integrated turret for a mobile concrete pump and mobile concrete pump |
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| JP2020510767A (en) * | 2017-03-02 | 2020-04-09 | プツマイスター エンジニアリング ゲーエムベーハーＰｕｔｚｍｅｉｓｔｅｒ Ｅｎｇｉｎｅｅｒｉｎｇ Ｇｍｂｈ | Support structure with mobile turret and mobile concrete pump for mobile concrete pump |
| KR102297973B1 (en) * | 2017-03-02 | 2021-09-03 | 푸츠마이스터 엔지니어링 게엠베하 | Support structure with integrated turret for mobile concrete pump and mobile concrete pump |
| JP7060023B2 (en) | 2017-03-02 | 2022-04-26 | プツマイスター エンジニアリング ゲーエムベーハー | Support structure with installation turret for mobile concrete pumps and mobile concrete pumps |
| US11384549B2 (en) | 2017-03-02 | 2022-07-12 | Putzmeister Engineering Gmbh | Supporting structure having integrated turret for a mobile concrete pump and mobile concrete pump |
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Application publication date: 20130612 |