CN108340888A - A kind of the fire fighting truck supporting leg auto-folder and levelling device of embedded ground formula - Google Patents
A kind of the fire fighting truck supporting leg auto-folder and levelling device of embedded ground formula Download PDFInfo
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- CN108340888A CN108340888A CN201810145354.3A CN201810145354A CN108340888A CN 108340888 A CN108340888 A CN 108340888A CN 201810145354 A CN201810145354 A CN 201810145354A CN 108340888 A CN108340888 A CN 108340888A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S9/00—Ground-engaging vehicle fittings for supporting, lifting, or manoeuvring the vehicle, wholly or in part, e.g. built-in jacks
- B60S9/02—Ground-engaging vehicle fittings for supporting, lifting, or manoeuvring the vehicle, wholly or in part, e.g. built-in jacks for only lifting or supporting
- B60S9/04—Ground-engaging vehicle fittings for supporting, lifting, or manoeuvring the vehicle, wholly or in part, e.g. built-in jacks for only lifting or supporting mechanically
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fire-Extinguishing By Fire Departments, And Fire-Extinguishing Equipment And Control Thereof (AREA)
Abstract
The invention discloses a kind of fire fighting truck supporting leg auto-folders of embedded ground formula and levelling device, feature to include：Embedded foundation mechanism, auto-leveling mechanism, spherical support foot mechanism and supporting leg automatic folding mechanism, embedded foundation mechanism are mainly made of spindle motor, drilling rod motor, two level leading screw, drilling rod, two level push rod, and drilling rod can be embedded in underground, improve vehicle body stability；Auto-leveling mechanism mainly forms the automatic leveling, it can be achieved that supporting leg by level-one push rod, main motor, level-one leading screw, displacement sensor and horizon sensor；Spherical support foot mechanism is mainly made of ball-type support and spherical bearing, it can be achieved that automatic capturing leveling within the scope of light grade；Supporting leg automatic folding mechanism is mainly made of electric putter and horizontal support legs, electric putter for realizing supporting leg withdrawal and expansion.The invention can ensure that supporting mechanism is effectively embedded into ground, vehicle body stability and safety are improved；And simple and compact for structure, repair easy to disassemble, it is highly practical.
Description
Technical field
The invention belongs to fire fighting truck technical field more particularly to a kind of fire fighting truck supporting leg auto-folder of embedded ground formula with
Levelling device.
Background technology
Just at present, in fire fighting truck field, most of fire fighting truck is all to realize that supporting leg stretches out using hydraulic transmission technology
And withdrawal, and fire fighting truck operating ambient temperature is generally higher, but hydraulic drive unavoidably has an oil leak, and fluid to temperature again
It is very sensitive, this just dangerous factor and can motion-affecting accuracy.
Nowadays most of fire fighting truck is directly in direct contact with ground by supporting leg, when fire fighting truck works, sprays hydraulic giant
The recoil of equal equipment belts and the complicated landform on ground all will have a direct impact on fire fighting truck job stability and accuracy, often
Fire fighting truck can be made to lose stability, or even tumbled.And vehicle body is without other stability guarantees, it is therefore necessary to automatic to fire fighting truck
Enough attention and discussion are given in the design and its stability for adjusting platform.
Existing fire fighting truck supporting leg all uses horizontal extension working method, needs to adjust and do not have embedded ground manually mostly
Base function, operating process very complicated, efficiency is low and safety is low.
Invention content
The present invention provides a kind of the fire fighting truck supporting leg auto-folder and levelling device of embedded ground formula, the purpose is to solve with
Toward the problems such as fire fighting truck supporting leg cannot automatically adjust, soft terrain deficient in stability, supporting leg are unable to auto-folder and adjust angle.
The present invention is to solve technical problem to adopt the following technical scheme that：
The present invention is embedded in the fire fighting truck supporting leg auto-folder of ground formula and being structurally characterized in that for levelling device：The mechanism is by certainly
Dynamic levelling mechanism, embedded foundation mechanism, supporting leg automatic folding mechanism and spherical support leg structure composition.
The design feature for the fire fighting truck supporting leg auto-folder and levelling device that the present invention is embedded in ground formula is lain also in：It is described from
Dynamic levelling mechanism is by vertical supporting leg shell, engine base, main motor, level-one push rod, level-one leading screw, displacement sensor, horizon sensor
Composition；The wherein described main motor shell is connected firmly with the engine base, and the engine base is connected firmly with the vertical supporting leg shell, the level-one
Push rod is connect by screw pair with level-one leading screw, and institute's displacement sensors are mounted on level-one push rod upper end, the level
Sensor is symmetrically mounted on car body center, number 4~5.
The design feature for the fire fighting truck supporting leg auto-folder and levelling device that the present invention is embedded in ground formula is lain also in：It is described embedding
Enter foundation mechanism by spindle motor, two level engine base, two level leading screw, two level push rod, three-level engine base, drilling rod motor, sealing cover, drilling rod
Composition, the spindle motor are connected firmly with two level engine base；The two level engine base is located inside level-one push rod, partially with level-one push rod middle part
Lower position connects firmly, and the spindle motor output shaft is connected firmly with the two level leading screw, the two level leading screw by screw thread pair with it is described
Two level push rod connects, and the two level push rod is slidably connected with level-one push rod, and inside level-one push rod, the drilling rod motor and
Three-level engine base connects firmly, and three-level engine base bottom and sealing cover connect firmly top and connected firmly with the two level push rod, the sealing cover and
The level-one push rod sliding contact, the drilling rod motor are connected firmly with drilling rod.
The design feature for the fire fighting truck supporting leg auto-folder and levelling device that the present invention is embedded in ground formula is lain also in：The ball
Shape supporting leg mechanism is made of ball-type support, spherical bearing, lower screw, ball-type gland, screwing, ball-type support with it is described
Screwing described in level-one push rod underrun connects, and the ball-type support is connect with the spherical bearing by spherical rotation pair,
The ball-type support centre bit is equipped with the vertical through-hole greater diameter than the drilling rod outer diameter, the spherical bearing and the ball-type
Gland is connected by the lower screw, and the spherical bearing bottom dead center position has an aperture slightly larger than the drill pipe diameter
Hole.
The design feature for the fire fighting truck supporting leg auto-folder and levelling device that the present invention is embedded in ground formula is lain also in：The branch
Leg automatic folding mechanism is made of car body, horizontal support legs, vertical supporting leg, electric putter, and the horizontal support legs outer end is logical with car body
Cross revolute pair connection；The electric putter front end is connect with the horizontal support legs by revolute pair, the electric putter rear end with
The car body is hinged, and the horizontal support legs are connected firmly with the vertical supporting leg shell, and the branch is uniformly and symmetrically distributed on the car body
Leg automatic folding mechanism, number are 4~6.
Compared with the prior art, the present invention has the beneficial effect that：
1. power plant of the present invention is provided by motor, i.e., leading screw rotation, leading screw is driven to be passed by screw pair by motor
Pass movement；Motor driving has accuracy high, and speed governing is convenient, it is sensitive the advantages that；And lead screw transmission has efficient, precision
Height, low noise advantages.
2. the embedded foundation mechanism part of the present invention is adapted to complicated landform, such as soil is soft and the unfavorable item of ground inclination
Part just can effectively improve stability and the safety of vehicle body when four supporting leg drilling rods are embedded in underground.
3. the present invention realizes automatic leveling using pressure sensor and horizon sensor, can be with the environment on quick response ground
Variation, make adjusting in time, improve the stability of the vehicle body in complex work environment fire fighting truck operation process.
4. the present invention is effectively improved the support span and bearing capacity of vehicle body using free-standing leg system, and
The responsiveness of systems stabilisation is greatly reinforced, so that vehicle attitude control process rapidly and accurately carries out.
5. the present invention uses spherical support leg structure, can effectively avoid because of vehicle caused by the out-of-flatness of the light grade on ground
Body rocks, it can be achieved that automatic capturing leveling within the scope of light grade.
6. automatic folding mechanism part of the present invention drives leg portion to carry out expansion and contractile motion, electricity by electric putter
Push rod can directly be bought, and interchangeability is improved, and reduce inconvenience and cost that original mechanism repair is brought.
Description of the drawings
Fig. 1 is automatic leveling and embedded foundation mechanism schematic diagram in the present invention；
Fig. 2 is fire fighting truck supporting leg automatic folding mechanism schematic diagram in the present invention；
Fig. 3 is fire fighting truck supporting leg partial 3 d enlarged drawing in the present invention；
Figure label：1 vertical supporting leg shell, 2 engine bases, 3 main motors, 4 level-one push rods, 5 level-one leading screws, 6 spindle motors, 7
Two level engine base, 8 two level leading screws, 9 two level push rods, 10 three-level engine bases, 11 drilling rod motors, 12 sealing covers, 13 drilling rods, 14 ball-type branch
Support, 15 spherical bearings, 16 times screws, 17 ball-type glands, 18 screwings, 19 displacement sensors, 20 car bodies, 21 horizon sensors,
22 electric putters, 23 horizontal support legs, I are vertical supporting leg.
Specific implementation mode
Below in conjunction with the accompanying drawings, patent of the present invention is further described by embodiment：Referring to Fig. 1, Fig. 2, Fig. 3.
Patent of the present invention provides a kind of the fire fighting truck supporting leg auto-folder and levelling device of embedded ground formula, including：Supporting leg
Auto-leveling mechanism, embedded foundation mechanism, ball-type supporting mechanism and supporting leg automatic folding mechanism.
Auto-leveling mechanism is mainly by vertical supporting leg shell 1, engine base 2, main motor 3, level-one push rod 4, level-one leading screw 5, position
Displacement sensor 19, horizon sensor 21 form；When main motor 3 rotates forward, main motor 3 drives level-one leading screw 5 to rotate, and level-one is made to push away
Bar 4 is moved down along vertical supporting leg shell 1.At the same time, displacement sensor 19 is started to work, and measures vertical supporting leg shell
1 displacement；After spherical bearing 15 contacts ground, horizon sensor just starts, the data measured according to horizon sensor, work
Make personnel and can adjust supporting leg as needed to vertically extend length, to during vehicle is lifted by fire fighting truck supporting leg constantly
Ground adjusts the horizontality of vehicle body；When main motor 3 inverts, main motor 3 drives level-one leading screw 5 to reversely rotate, and makes level-one push rod 4
It is moved up along vertical supporting leg shell 1.In addition every leg system can realize independent-lifting, ensure that vehicle attitude control process is fast
It is fast, accurate.
Embedded ground formula mechanism is mainly made of propulsive units and cutting tip, and wherein propulsive units are by spindle motor 6, two
Grade engine base 7, two level leading screw 8, two level push rod 9 form；Cutting tip is by three-level engine base 10, drilling rod motor 11, sealing cover 12, drilling rod
13 compositions；When ground is uneven or soft, spindle motor 6 rotates forward, and spindle motor 6 drives two level leading screw 8 to rotate, and makes two level push rod
9 downward vertical shifts, to drive three-level engine base 10, drilling rod motor 11,12 downward vertical shift of sealing cover；At the same time, it bores
Bar motor 11 rotates forward, and drilling rod motor 11 drives the rotation of drilling rod 13 to generate cutting force；And drilling rod 13 then pierces ground, ensures four branch
Leg can fix ground, and then effective stability and the safety for improving vehicle body.
Ball-type supporting mechanism is mainly by ball-type support 14, spherical bearing 15, lower screw 16, ball-type gland 17, screwing 18
Composition；When spherical bearing 15 contacts ground, ground might have light grade range inclination angle, and ball-type support at this time 14 is propped up with spherical
Seat 15 between spherical rotation pair can automatic capturing leveling, and 14 bottom dead center position hole of spherical bearing and ball-type support in
Heart position through-hole can prevent from generating interference with drilling rod 13.
Supporting leg automatic folding mechanism is mainly made of car body 20, electric putter 22, horizontal support legs 23, vertical supporting leg I；Work as fire-fighting
When vehicle reaches working site, drives horizontal support legs 23 and vertical supporting leg I to be expanded to designated position by electric putter 22, work as power cut-off
Afterwards, electric putter 22 is directly shunk, to withdraw horizontal support legs 23 and vertical supporting leg I；Four supporting leg folding mechanisms surround car body 20
It is uniformly and symmetrically distributed.
Claims (4)
1. a kind of the fire fighting truck supporting leg auto-folder and levelling device of embedded ground formula, it is characterised in that the mechanism is by automatic leveling
Mechanism, embedded foundation mechanism, spherical support foot mechanism and supporting leg automatic folding mechanism composition, the auto-leveling mechanism is by vertical
Supporting leg shell (1), engine base (2), main motor (3), level-one push rod (4), level-one leading screw (5), displacement sensor (19), horizontal sensor
Device (21) forms；Wherein described main motor (3) shell is connected firmly with the engine base (2), outside the engine base (2) and the vertical supporting leg
Shell (1) connects firmly, and the level-one push rod (4) is connect by screw pair with level-one leading screw (5), and institute's displacement sensors (19) are mounted on
Level-one push rod (4) upper end, the horizon sensor (21) are symmetrically mounted on car body (20) center, number 4
~5.
2. the fire fighting truck supporting leg auto-folder and levelling device of a kind of embedded ground formula according to claim 1, feature
It is the embedded foundation mechanism by spindle motor (6), two level engine base (7), two level leading screw (8), two level push rod (9), three-level machine
Seat (10), drilling rod motor (11), sealing cover (12), drilling rod (13) are constituted, and the spindle motor (6) connects firmly with two level engine base (7)；
The two level engine base (7) is located at level-one push rod (4) inside, is connected firmly with position on the lower side in the middle part of level-one push rod (4), the spindle motor
(6) output shaft is connected firmly with the two level leading screw (8), and the two level leading screw (8) is connected by screw thread pair and the two level push rod (9)
It connects, the two level push rod (9) is slidably connected with level-one push rod (4), and internal positioned at level-one push rod (4), the drilling rod motor
(11) it is connected firmly with three-level engine base (10), three-level engine base (10) bottom connects firmly top and the two level push rod with sealing cover (12)
(9) it connects firmly, the sealing cover (12) and level-one push rod (4) sliding contact, the drilling rod motor (11) is solid with drilling rod (13)
Connection.
3. the fire fighting truck supporting leg auto-folder and levelling device of a kind of embedded ground formula according to claim 1, feature
Be spherical support foot mechanism by ball-type support (14), spherical bearing (15), lower screw (16), ball-type gland (17), on
Screw (18) forms, and the ball-type support (14) connect with screwing (18) described in level-one push rod (4) underrun, described
Ball-type support (14) is connect with the spherical bearing (15) by spherical rotation pair, and described ball-type support (14) centre bit is equipped with one
Diameter is more than the vertical through-hole of the drilling rod (13) outer diameter, and the spherical bearing (15) passes through described with the ball-type gland (17)
Lower screw (16) connection, spherical bearing (15) bottom dead center position have an aperture slightly larger than the drilling rod (13) diameter
Hole.
4. the fire fighting truck supporting leg auto-folder and levelling device of a kind of embedded ground formula according to claim 1, feature
It is that the supporting leg automatic folding mechanism is made of car body (20), horizontal support legs (23), vertical supporting leg (I), electric putter (22), institute
Horizontal support legs (23) inner end is stated to connect by revolute pair with car body (20)；Electric putter (22) front end and the horizontal branch
Leg (23) is connected by revolute pair, and electric putter (22) rear end is hinged with the car body (20), the horizontal support legs (23)
It is connected firmly with the vertical supporting leg shell (1), the supporting leg automatic folding mechanism, number is uniformly and symmetrically distributed on the car body (20)
It is 4~6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810145354.3A CN108340888A (en) | 2018-02-12 | 2018-02-12 | A kind of the fire fighting truck supporting leg auto-folder and levelling device of embedded ground formula |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810145354.3A CN108340888A (en) | 2018-02-12 | 2018-02-12 | A kind of the fire fighting truck supporting leg auto-folder and levelling device of embedded ground formula |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108340888A true CN108340888A (en) | 2018-07-31 |
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ID=62959352
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810145354.3A Pending CN108340888A (en) | 2018-02-12 | 2018-02-12 | A kind of the fire fighting truck supporting leg auto-folder and levelling device of embedded ground formula |
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| Country | Link |
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| CN (1) | CN108340888A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111559354A (en) * | 2020-04-24 | 2020-08-21 | 河南工学院 | Hydraulic device for controlling engineering vehicle |
| CN111688649A (en) * | 2020-06-19 | 2020-09-22 | 杭州恒领科技有限公司 | Transportation vehicle supporting and positioning device with V2X smart antenna |
| CN112356757A (en) * | 2020-11-30 | 2021-02-12 | 中国人民解放军总医院第三医学中心 | Carriage extension system for mobile operation vehicle |
| CN112590957A (en) * | 2020-12-16 | 2021-04-02 | 深圳先进技术研究院 | Six-foot crawler type construction robot moving platform |
| CN114892820A (en) * | 2022-04-25 | 2022-08-12 | 西安左右成智能装备有限公司 | High-precision intelligent leveling supporting leg with internal limiting function |
-
2018
- 2018-02-12 CN CN201810145354.3A patent/CN108340888A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111559354A (en) * | 2020-04-24 | 2020-08-21 | 河南工学院 | Hydraulic device for controlling engineering vehicle |
| CN111559354B (en) * | 2020-04-24 | 2022-05-27 | 河南工学院 | Hydraulic device for controlling engineering vehicle |
| CN111688649A (en) * | 2020-06-19 | 2020-09-22 | 杭州恒领科技有限公司 | Transportation vehicle supporting and positioning device with V2X smart antenna |
| CN112356757A (en) * | 2020-11-30 | 2021-02-12 | 中国人民解放军总医院第三医学中心 | Carriage extension system for mobile operation vehicle |
| CN112356757B (en) * | 2020-11-30 | 2021-12-07 | 中国人民解放军总医院第三医学中心 | Carriage extension system for mobile operation vehicle |
| CN112590957A (en) * | 2020-12-16 | 2021-04-02 | 深圳先进技术研究院 | Six-foot crawler type construction robot moving platform |
| CN114892820A (en) * | 2022-04-25 | 2022-08-12 | 西安左右成智能装备有限公司 | High-precision intelligent leveling supporting leg with internal limiting function |
| CN114892820B (en) * | 2022-04-25 | 2024-05-24 | 西安左右成智能装备有限公司 | High-precision intelligent leveling supporting leg with internal limiting function |
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Application publication date: 20180731 |