CN110422804A - High-altitude operation vehicle - Google Patents
High-altitude operation vehicle Download PDFInfo
- Publication number
- CN110422804A CN110422804A CN201910639952.0A CN201910639952A CN110422804A CN 110422804 A CN110422804 A CN 110422804A CN 201910639952 A CN201910639952 A CN 201910639952A CN 110422804 A CN110422804 A CN 110422804A
- Authority
- CN
- China
- Prior art keywords
- altitude operation
- operation vehicle
- car body
- vehicle according
- leg
- 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.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F11/00—Lifting devices specially adapted for particular uses not otherwise provided for
- B66F11/04—Lifting devices specially adapted for particular uses not otherwise provided for for movable platforms or cabins, e.g. on vehicles, permitting workmen to place themselves in any desired position for carrying out required operations
- B66F11/044—Working platforms suspended from booms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F13/00—Common constructional features or accessories
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F2700/00—Lifting apparatus
- B66F2700/12—Lifting platforms for vehicles or motorcycles or similar lifting apparatus
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Auxiliary Drives, Propulsion Controls, And Safety Devices (AREA)
Abstract
The present invention relates to technical field of engineering machinery, more particularly, to a kind of high-altitude operation vehicle.High-altitude operation vehicle provided by the invention, including car body and cross-country chassis, the car body are mounted on the cross-country chassis.High-altitude operation vehicle is set to can be applied to wider scene suitable for travelling in the severe working space such as oil field, desert, marsh by the way that cross-country chassis is arranged.
Description
Technical field
The present invention relates to technical field of engineering machinery, more particularly, to a kind of high-altitude operation vehicle.
Background technique
High-altitude operation vehicle is a kind of by staff and to be transported to aerial using equipment and carry out the dedicated of aerial work
Vehicle.It is mainly made of bearing chassis, cantilever crane, working bucket, power device and control system, can be applicable to garden maintenance, electric power
The industries such as maintenance, communications maintenance have the characteristics that mobility is high, safety is good, adaptable, high-efficient.
However, the bearing chassis limited performance of existing high-altitude operation vehicle, is not suitable for severe in oil field, desert, marsh etc.
Working space in travel.
Summary of the invention
The purpose of the present invention is to provide a kind of high-altitude operation vehicles, to alleviate existing in the prior art be not suitable in oil
The technical issues of being travelled in the severe working space such as field, desert, marsh.
Based on above-mentioned purpose, the present invention provides a kind of high-altitude operation vehicle, including car body and cross-country chassis, the car body peace
On the cross-country chassis.
Further, in certain embodiments, cantilever crane is installed on the car body；The cross-country chassis include engine and
Speed changer, the speed changer are connected with the engine, and the speed changer is provided with power takeoff, and the power takeoff is used to be hydraulic
Pump provides power；The hydraulic pump can drive the cantilever crane to move.
Further, in certain embodiments, high-altitude operation vehicle further includes supporting leg and controller, and the supporting leg is mounted on institute
It states on car body, and the supporting leg is connect with the hydraulic pump, the controller is connect with the hydraulic pump, to drive the supporting leg
It stretches out, and the car body is made to keep job state.
Further, in certain embodiments, the supporting leg includes front leg strut and rear support leg, and the quantity of the front leg strut is
Two, two front leg struts are located at the two sides of the car body；The quantity of the rear support leg is two, two rear branch
Leg is located at the two sides of the car body.
Further, in certain embodiments, the front leg strut and the rear support leg include lateral support oil cylinder and indulge
To support oil cylinder, position sensor is arranged in the transverse direction support oil cylinder, and the position sensor is connect with the controller, institute
Position sensor is stated for determining that the piston rod of the lateral support oil cylinder is in fully extended state.
Further, in certain embodiments, the controller is bus control unit.
Further, in certain embodiments, the cantilever crane is provided with working bucket, and it is quick that the working bucket is provided with oil pipe
Connector, the Quick joint for oil pipe are connected to by pipeline with the hydraulic pump.
Further, in certain embodiments, the high-altitude operation vehicle further includes hydraulic spanner, the hydraulic spanner setting
There is hydraulic motor, the hydraulic motor is connected to the Quick joint for oil pipe.
Further, in certain embodiments, the working bucket is provided with compressed air quick coupling, the compressed air
Quick coupling is connected to the air compressor of the engine, to provide compressed air source.
Further, in certain embodiments, the aerial lift device further includes Pneumatic grease pump, the pneumatic butter
The air inlet of pump is connected to the compressed air quick coupling.
Compared with prior art, the invention has the benefit that
High-altitude operation vehicle provided by the invention, including car body and cross-country chassis, the car body are mounted on the cross-country chassis
On.
Based on the structure, high-altitude operation vehicle provided by the invention is suitable for by the way that cross-country chassis is arranged in oil field, desert, natural pond
It is travelled in the severe working space such as pool, high-altitude operation vehicle is made to can be applied to wider scene.
Further, since cross-country chassis uses the speed changer with power takeoff, power can be provided for hydraulic pump, made
During industry, it is not necessarily to external hydraulic power supply, improves the convenience and flexibility of operation.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the main view of high-altitude operation vehicle provided in an embodiment of the present invention；
Fig. 2 is the partial enlarged view in Fig. 1 at A；
Fig. 3 is the partial enlarged view in Fig. 1 at B；
Fig. 4 is the bottom view of high-altitude operation vehicle provided in an embodiment of the present invention；
Fig. 5 is the top view of high-altitude operation vehicle provided in an embodiment of the present invention；
Fig. 6 is the schematic diagram that high-altitude operation vehicle provided in an embodiment of the present invention is in job state.
Icon: 101- car body；102- hydraulic pump；103- cantilever crane；104- engine；105- speed changer；106- power takeoff；
107- transfer case；108- front driving axle；Take-off (propeller) shaft before 109-；Take-off (propeller) shaft after 110-；111- rear driving axle；112- takes
Power transmission shafr；113- input shaft；114- front-wheel；115- rear-wheel；116- front leg strut；117- rear support leg；118- transverse direction supporting leg
Oil cylinder；The longitudinal direction 119- support oil cylinder；120- working bucket；121- Quick joint for oil pipe；122- compressed air quick coupling；123- is yellow
Oil drum placing basket；124- supporting leg controls box；125- cantilever crane controls box.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with embodiment, it is clear that described reality
Applying example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, the common skill in this field
Art personnel every other embodiment obtained without making creative work belongs to the model that the present invention protects
It encloses.
Referring to shown in Fig. 1 to Fig. 6, present embodiments providing a kind of high-altitude operation vehicle, including car body 101 and cross-country chassis,
Car body 101 is mounted on cross-country chassis.
Based on the structure, high-altitude operation vehicle provided in an embodiment of the present invention, by the way that cross-country chassis is arranged, be suitable for oil field,
It is travelled in the severe working space such as desert, marsh, high-altitude operation vehicle is made to can be applied to wider scene.
In certain embodiments, cantilever crane 103 is installed on car body 101；Cross-country chassis includes engine 104 and speed changer
105, speed changer 105 is connect with engine 104, and speed changer 105 is provided with power takeoff 106, and power takeoff 106 is used to be hydraulic pump
102 provide power；Hydraulic pump 102 can drive cantilever crane 103 to move.
Since cross-country chassis uses the speed changer 105 with power takeoff 106, power can be provided for hydraulic pump 102, made
During industry, it is not necessarily to external hydraulic power supply, improves the convenience and flexibility of operation, and the structure of equipment is simpler,
Overall stability is preferable.
Cross-country chassis in the present embodiment is the cross-country chassis of 4 wheel driven.Specifically, referring to shown in Fig. 1, Fig. 3 and Fig. 4, cross-country bottom
Disk further includes transfer case 107, front driving axle 108, preceding take-off (propeller) shaft 109, rear take-off (propeller) shaft 110, rear driving axle 111, takes
Power transmission shafr 112, input shaft 113, front-wheel 114 and rear-wheel 115.
The input terminal of transfer case 107 is connect by input shaft 113 with the speed changer 105 with power takeoff 106, transfer case
107 the first output end is connect by preceding take-off (propeller) shaft 109 with front driving axle 108, and two front-wheels 114 are outputted power to；
The second output terminal of transfer case 107 is connect by rear take-off (propeller) shaft 110 with rear driving axle 111, after outputting power to two
Wheel 115.
It should be noted that the forerunner of the structure of front driving axle 108 and rear driving axle 111 and 4 wheel driven chassis common at present
Dynamic bridge is identical with the structure of rear driving axle, and details are not described herein.
In the present embodiment, power takeoff 106 installs the tail portion with speed changer 105, one end of power taking transmission shaft 112 and power takeoff
106 connections, the other end of power taking transmission shaft 112 are connect with hydraulic pump 102.
The cross-country chassis of 4 wheel driven in the present embodiment is the cross-country chassis of 4 × 4 full-time four-wheel drive.
It should be noted that the cross-country chassis of 4 wheel driven can also be the cross-country chassis of time sharing.
It is further to note that cross-country chassis can also be the cross-country chassis of 3 axis, the cross-country chassis of 4 axis or bigger cross-country
Chassis.
In the present embodiment, the tire of front-wheel 114 and rear-wheel 115 guarantees high-altitude operation vehicle using the wide tire of cross-country tread pattern
It will not fall into slob, desert and marshland.
In certain embodiments, high-altitude operation vehicle further includes supporting leg and controller, and supporting leg is mounted on car body 101, and is propped up
Leg is connect with hydraulic pump 102, and controller is connect with hydraulic pump 102, to drive supporting leg to stretch out, and car body 101 is made to keep operation shape
State.
When driving, supporting leg is in contraction state to high-altitude operation vehicle.When high-altitude operation vehicle needs to carry out high altitude operation, referring to
Shown in Fig. 6, supporting leg stretches out, and is supported on road surface, so that tire is in vacant state.
In order to guarantee operation safety, the job state of car body 101 refers to that car body 101 is in horizontality, and in practical work
During industry, it can permit car body 101 and carry out operation within the scope of horizontal error, horizontal error range is generally 0.5~1 °.
In certain embodiments, supporting leg includes front leg strut 116 and rear support leg 117, and the quantity of front leg strut 116 is two, and two
A front leg strut 116 is located at the two sides of car body 101；The quantity of rear support leg 117 is two, and two rear support legs 117 are located at
The two sides of car body 101.
In certain embodiments, front leg strut 116 and rear support leg 117 include lateral support oil cylinder 118 and longitudinal supporting leg oil
Cylinder 119, supporting leg control box 124 is provided on car body 101, and controller is located at supporting leg and controls in box 124.Supporting leg control box 124 is set
It is equipped with dustproof cover, when needing operation, opens dustproof cover, supporting leg control box 124 is internally provided with supporting leg control panel, supporting leg
The piston rod that the piston rod for controlling lateral support oil cylinder 118 and longitudinal support oil cylinder 119 are provided on control panel stretches out
Operation button.
In the present embodiment, position sensor is arranged in lateral support oil cylinder 118, and position sensor is connect with controller, position
Set sensor for determine transverse direction support oil cylinder 118 piston rod be in fully extended state.It should be noted that position sensing
Device can be using common close to switch at present.
It pins and controls the operation button that the piston rod of lateral support oil cylinder 118 stretches out, when the piston of lateral support oil cylinder 118
Metal detection body on bar close to lateral support oil cylinder 118 cylinder ends close to switch induction region when, close to switch
Fully extended indication signal is issued to controller, indicates that the piston rod of lateral support oil cylinder 118 is in fully extended state.
When horizontal support legs are fully extended, the operation button for controlling longitudinal support oil cylinder 119 is pinned, to 116 He of front leg strut
Longitudinal support oil cylinder 119 of rear support leg 117 is manually adjusted respectively.Controller is connect with hydraulic pump 102, with the longitudinal branch of driving
The piston rod of leg oil cylinder 119 stretches out, so that car body 101 is in job state.Vehicle levelness is provided on supporting leg control panel
Indicator light, vehicle levelness indicator light light, and show that car body 101 is in job state.
Automatic leveling key is additionally provided on supporting leg control panel, the piston rod for controlling four longitudinal support oil cylinders 119 is stretched
Out, and make the levelness of car body 101 within the scope of allowable error.It is whole when the levelness of car body 101 is within the scope of allowable error
Vehicle levelness indicator light lights, at this point, unclamping automatic leveling key.
In the present embodiment, high-altitude operation vehicle further includes cantilever crane control box 125, and cantilever crane control box 125 is internally provided with arm
Frame control panel is provided with green indicating lamp on cantilever crane control panel, and green indicating lamp is connect with controller, when close to switch to
Controller issues fully extended indication signal and when vehicle levelness indicator light lights, and illustrates that equipment integrally be in safety work
Industry state can carry out subsequent job at this time.
In certain embodiments, controller is bus control unit.
Bus control unit is the core of bus system, in summary its task is to manage the use of bus, including bus
The management of upper equipment and equipment use the process management of bus.In bus control unit realization technology, there might not be one
Independent controller, its function may be distributed on all parts or each equipment of bus.
Controller in the present embodiment is using bus control unit common at present, it can be ensured that lateral support oil cylinder 118
Piston rod is in fully extended state, meanwhile, it also can be realized a key levelling function of supporting leg.
In certain embodiments, referring to figure 1 and figure 2, cantilever crane 103 is provided with working bucket 120, and working bucket 120 is arranged
There is Quick joint for oil pipe 121, Quick joint for oil pipe 121 is connected to by pipeline with hydraulic pump 102, to provide hydraulic power supply.
By setting Quick joint for oil pipe 121, the tool of hydraulic-driven can be connected on Quick joint for oil pipe 121,
To provide hydraulic power supply for tool, in order to operation.
Quick joint for oil pipe 121 is connect with controller, when the tool of hydraulic-driven is connected on Quick joint for oil pipe 121
When, controller can control the work of hydraulic pump 102, to provide hydraulic power supply.
Optionally, Quick joint for oil pipe 121 is arranged on the guardrail of working bucket 120, and specific location is in order to worker's use
Subject to.
In certain embodiments, shown in Figure 2, working bucket 120 is provided with compressed air quick coupling 122, and compression is empty
Gas quick coupling 122 is connected to the air compressor of engine 104, to provide compressed air source.
By the way that compressed air quick coupling 122 is arranged, it is fast the tool of compressed air-driven can be connected to compressed air
On quick coupling 122, so that compressed air source is provided for tool, in order to operation.
Optionally, compressed air quick coupling 122 is arranged on the guardrail of working bucket 120, and specific location is in order to worker
Subject to use.
It should be noted that Quick joint for oil pipe 121 and compressed air quick coupling 122 are the prior art, structure
It is not described in detail.
In certain embodiments, referring to shown in Fig. 1 and Fig. 5, the outside of the working bucket 120 of high-altitude operation vehicle is provided with butter
Bucket placing basket 123, for placing grease bucket.
In certain embodiments, high-altitude operation vehicle further includes hydraulic spanner, and the hydraulic spanner is provided with hydraulic motor, institute
Hydraulic motor is stated to be connected to the Quick joint for oil pipe 121.
Hydraulic spanner common at present is that high pressure is provided by the operating of motor, is pressed into hydraulic oil.Motor needs connect
Under 220V power supply.However, under some conditions, without external power supply, not being available motor.
For above-mentioned application environment, the present embodiment replaces motor using hydraulic motor, and hydraulic motor can be made with high-altitude
The Quick joint for oil pipe 121 of industry vehicle is connected to.Without external power supply, it will be able to use hydraulic spanner, improve the side of operation
Just property and flexibility.
Under other application environments, need to squeeze into butter into each components of equipment that (butter is calcium-base grease
It is commonly called as).Existing high-altitude operation vehicle needs to carry large air compressor, very inconvenient.
For above situation, high-altitude operation vehicle provided in this embodiment further includes Pneumatic grease pump, Pneumatic grease pump into
Port is connected to the compressed air quick coupling 122 on high-altitude operation vehicle.
By the way that the air inlet of Pneumatic grease pump to be connected to compressed air quick coupling 122, such mode be can satisfy
The use of Pneumatic grease pump, no extra carrying is required large air compressor, flexible and convenient operation.
When in use, grease bucket is placed in grease bucket placing basket 123, Pneumatic grease pump is mounted on grease bucket, will
The air inlet of Pneumatic grease pump is connected to the compressed air quick coupling 122 on high-altitude operation vehicle, can play butter.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (10)
1. a kind of high-altitude operation vehicle, which is characterized in that including car body (101) and cross-country chassis, the car body (101) is mounted on institute
It states on cross-country chassis.
2. high-altitude operation vehicle according to claim 1, which is characterized in that be equipped with cantilever crane on the car body (101)
(103)；The cross-country chassis includes engine (104) and speed changer (105), the speed changer (105) and the engine
(104) it connects, the speed changer (105) is provided with power takeoff (106), and the power takeoff is used to provide for hydraulic pump (102) dynamic
Power；The hydraulic pump (102) can drive the cantilever crane (103) to move.
3. high-altitude operation vehicle according to claim 2, which is characterized in that further include supporting leg and controller, the supporting leg peace
On the car body (101), and the supporting leg is connect with the hydraulic pump (102), the controller and the hydraulic pump
(102) it connects, to drive the supporting leg to stretch out, and the car body (101) is made to keep job state.
4. high-altitude operation vehicle according to claim 3, which is characterized in that the supporting leg includes front leg strut (116) He Houzhi
Leg (117), the quantity of the front leg strut (116) are two, and two front leg struts (116) are located at the car body (101)
Two sides；The quantity of the rear support leg (117) is two, and two rear support legs (117) are located at the car body (101)
Two sides.
5. high-altitude operation vehicle according to claim 4, which is characterized in that the front leg strut and the rear support leg 117 wrap
Lateral support oil cylinder (118) and longitudinal support oil cylinder (119) are included, position sensor is arranged in the transverse direction support oil cylinder (118),
The position sensor is connect with the controller, and the position sensor is used to determine the lateral support oil cylinder (118)
Piston rod is in fully extended state.
6. high-altitude operation vehicle according to claim 3, which is characterized in that the controller is bus control unit.
7. the high-altitude operation vehicle according to any one of claim 2 to 6, which is characterized in that the cantilever crane (103) is provided with
Working bucket (120), the working bucket (120) are provided with Quick joint for oil pipe (121), and the Quick joint for oil pipe (121) passes through
Pipeline is connected to the hydraulic pump (102).
8. high-altitude operation vehicle according to claim 7, which is characterized in that further include hydraulic spanner, the hydraulic spanner is set
It is equipped with hydraulic motor, the hydraulic motor is connected to the Quick joint for oil pipe (121).
9. high-altitude operation vehicle according to claim 7, which is characterized in that the working bucket (120) is provided with compressed air
Quick coupling (122), the compressed air quick coupling (122) is connected to the air compressor of the engine (104), to mention
For compressed air source.
10. high-altitude operation vehicle according to claim 9, which is characterized in that it further include Pneumatic grease pump, the pneumatic butter
The air inlet of pump is connected to the compressed air quick coupling (122).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910639952.0A CN110422804A (en) | 2019-07-15 | 2019-07-15 | High-altitude operation vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910639952.0A CN110422804A (en) | 2019-07-15 | 2019-07-15 | High-altitude operation vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110422804A true CN110422804A (en) | 2019-11-08 |
Family
ID=68410690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910639952.0A Pending CN110422804A (en) | 2019-07-15 | 2019-07-15 | High-altitude operation vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110422804A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3611620A1 (en) * | 1986-04-07 | 1987-10-08 | Strahlen Umweltforsch Gmbh | Apparatus for inserting an ingot mould with highly radioactive waste into a borehole |
| CN2565793Y (en) * | 2002-08-20 | 2003-08-13 | 鞍山海虹工程机械有限公司 | All hydraulic crane mounted on cross-country vehicle |
| CN108915013A (en) * | 2018-07-26 | 2018-11-30 | 徐工集团工程机械有限公司 | A kind of Multifunction machineshop truck |
-
2019
- 2019-07-15 CN CN201910639952.0A patent/CN110422804A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3611620A1 (en) * | 1986-04-07 | 1987-10-08 | Strahlen Umweltforsch Gmbh | Apparatus for inserting an ingot mould with highly radioactive waste into a borehole |
| CN2565793Y (en) * | 2002-08-20 | 2003-08-13 | 鞍山海虹工程机械有限公司 | All hydraulic crane mounted on cross-country vehicle |
| CN108915013A (en) * | 2018-07-26 | 2018-11-30 | 徐工集团工程机械有限公司 | A kind of Multifunction machineshop truck |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100410164C (en) | Straight arm self-propelled high-altitude operating platform | |
| CN201800541U (en) | Self-propelled modular combined transport vehicle | |
| CN103253177B (en) | Self-propelled channel-section rail transport trolley | |
| CN204506372U (en) | Public iron car | |
| CN102180428A (en) | Mini multifunctional cross-country forktruck | |
| CN201385999Y (en) | Telescopic arm fork-type loader | |
| CN206983656U (en) | Bascule and vehicle | |
| CN104444850A (en) | Wheeled crane and self-detaching and self-mounting method of supporting legs of wheeled crane | |
| CN2818653Y (en) | Integrated adhered liftable scaffold on inclined or arc plane | |
| CN107449619A (en) | A kind of suspension system test equipment of dynamic loading | |
| CN110422804A (en) | High-altitude operation vehicle | |
| CN104947586A (en) | Bridge detection operating vehicle | |
| CN105584357A (en) | Drive axle assembly and engineering vehicle | |
| CN206231449U (en) | A kind of radial type wheel-mounted crane | |
| CN102700412A (en) | Engineering machinery and additional axle device | |
| CN105172499A (en) | Explosion-proof diesel engine air-ground vehicle for coal mine underground roadway | |
| CN215663131U (en) | Rubber wheel locomotive for tunnel construction | |
| CN204506370U (en) | There is the public iron car of external controlling functions | |
| CN210819447U (en) | Air butt joint installation device for equipment in narrow space | |
| CN204324750U (en) | Wheel crane | |
| CN208278060U (en) | A kind of idler wheel trolley integrated system of the huge component of synchronizing moving | |
| CN102072803A (en) | Rigidity test restraining device of car frame | |
| CN202911491U (en) | Integrally-controlled type autorail | |
| CN203271146U (en) | Movable type cantilever crane equipment and concrete conveying equipment for concrete pump | |
| CN109630146A (en) | Shield machine assemble method and assembling cavern |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191108 |