CN207792526U - Wheel-mounted crane telescopic arm structure - Google Patents
Wheel-mounted crane telescopic arm structure Download PDFInfo
- Publication number
- CN207792526U CN207792526U CN201721661719.5U CN201721661719U CN207792526U CN 207792526 U CN207792526 U CN 207792526U CN 201721661719 U CN201721661719 U CN 201721661719U CN 207792526 U CN207792526 U CN 207792526U
- Authority
- CN
- China
- Prior art keywords
- telescopic arm
- telescopic
- wall
- oil cylinder
- wheel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Jib Cranes (AREA)
Abstract
The utility model discloses wheel-mounted crane telescopic arm structures, including the first telescopic arm, the surface of first telescopic arm inner wall is arranged with the second telescopic arm, the surface of second telescopic arm inner wall is arranged with third telescopic arm, it is welded with the first telescopic oil cylinder on the left of first telescopic arm inner wall, it is welded with the second telescopic oil cylinder on the left of second telescopic arm inner wall, it is rotatably connected to first pulley on the right side of second telescopic oil cylinder, first pulley is fixedly connected on the surface of third telescopic arm inner wall by shaft, and second pulley is rotatably connected on the right side of the first telescopic oil cylinder.The wheel-mounted crane telescopic arm structure passes through first pressure sensor, the cooperation of second pressure sensor, laser range finder, detection case, pressure display screen and length display screen, pressure suffered by the flexible length of telescopic arm and telescopic arm can not be accurately controlled by solving existing wheel-mounted crane, and driver is caused to there are problems that certain security risk when operating wheel-mounted crane.
Description
Technical field
The utility model is related to mechanical equipment technical fields, specially wheel-mounted crane telescopic arm structure.
Background technology
Wheel-mounted crane（mobile crane）The swing arm revolving crane walked using rubber-tyred chassis.It is lifting
Mechanism is mounted on a kind of Full Rotary crane on the special chassis that scale-up version tire and wheel shaft form, thereon cage structure and shoe
Belt lifter is essentially identical, the stability of fuselage when in order to ensure installation exercise, and crane is set there are four telescopic supporting leg.
It can not have to the small lifting capacity lifting of supporting leg progress on a flat ground and hanging object is run at a low speed.It is by two parts group of getting on the bus and get off
At.It gets on the bus as hoisting operation part, is equipped with swing arm, lifting mechanism, jib lubbing mechanism, balance weight and turntable etc.；Get off for bearing and
Running gear.It is connected with pivoting support between getting on and off.It need to generally put down supporting leg when lift heavy, increase bearing surface, and by fuselage tune
It is flat, to ensure the stabilization of crane.
Currently, wheel-mounted crane hoisting arm expansion is all to use rack-driving, band load telescopicing performance is poor or steel wire rope passes
Dynamic, energy band load is flexible, and this structure is poor in hoisting arm expansion process generation vibration, band load stretch stability, and installs not square
It just, cannot band load in full；It is reduced since hoisting arm expansion is frequent, and with the working efficiency that stretches is carried, China uses novel
A kind of novel tire crane telescopic mechanism is proposed in CN202492308U, although which improves stretching for telescopic arm
Contracting efficiency, but the utility model can not accurately control the pressure suffered by the flexible length of telescopic arm and telescopic arm, cause to drive
There are some potential safety problemss when operating wheel-mounted crane by member, for this purpose, it is proposed that a kind of wheel-mounted crane telescopic arm structure.
Utility model content
The purpose of this utility model is to provide wheel-mounted crane telescopic arm structure, has and accurately control what telescopic arm stretched
The advantages of pressure suffered by length and telescopic arm excludes security risk, ensures wheel-mounted crane normal operation, solves existing
Wheel-mounted crane can not accurately control the pressure suffered by the flexible length of telescopic arm and telescopic arm, cause driver in hand wheel
There are problems that certain security risk when tire crane.
To achieve the above object, the utility model provides the following technical solutions：Wheel-mounted crane telescopic arm structure, including the
The surface of one telescopic arm, the first telescopic arm inner wall is arranged with the second telescopic arm, the surface set of the second telescopic arm inner wall
Equipped with third telescopic arm, the first telescopic oil cylinder, the second telescopic arm inner wall are welded on the left of the first telescopic arm inner wall
Left side be welded with the second telescopic oil cylinder, be rotatably connected to first pulley on the right side of second telescopic oil cylinder, described first slides
Wheel is fixedly connected on the surface of third telescopic arm inner wall by shaft, and second is rotatably connected on the right side of first telescopic oil cylinder
Pulley, the second pulley are fixedly connected on the surface of the second telescopic arm inner wall by shaft；The second telescopic arm inner wall
It left side and is welded with first motor positioned at the bottom of the second telescopic oil cylinder, the left side of the first telescopic arm inner wall and is located at first
The bottom of telescopic oil cylinder is welded with the second motor, and the output end of the first motor and the second motor is fixedly connected with driving wheel,
The surface wrap of the driving wheel has rope, the driving wheel to be sequentially connected by rope and first pulley and second pulley, institute
It states the one end of rope far from driving wheel to be respectively fixedly connected in the left side of the second telescopic arm and third telescopic arm inner wall, described first
It is welded with first pressure sensor on the left of telescopic oil cylinder, second pressure sensing is welded on the left of second telescopic oil cylinder
Laser range finder, second telescopic arm have been fixedly connected on the left of device, first telescopic arm and the second telescopic arm inner wall
It is fixedly connected with reflector, a left side for first telescopic arm with the position in the left side of third telescopic arm and corresponding laser range finder
Side is fixedly connected with conducting wire, and the one end of the conducting wire far from the first telescopic arm is fixedly connected with detection case, and the detection case is just
Face is inlaid with pressure display screen, the front of the detection case and is inlaid with length display screen positioned at the bottom of pressure display screen；Institute
The input terminal of the output end and detection case of stating first pressure sensor is unidirectionally electrically connected, the output of the second pressure sensor
The input terminal with detection case is held unidirectionally to be electrically connected, the input terminal of the detection case and the output end of laser range finder are unidirectionally electrical
Connection, the output end of the detection case are unidirectionally electrically connected with the input terminal of pressure display screen and length display screen respectively.
Preferably, passing on left for the detection case has been bolted alarm, the output end of the detection case and alarm
The input terminal of device is unidirectionally electrically connected.
Preferably, passing on left for the alarm has been bolted cover sheet, and the surface of the cover sheet opens up
There is ventilative through hole.
Preferably, the left side of the first telescopic arm inner wall and the first anchoring is welded at the top of the first telescopic oil cylinder
Part, the left side of the second telescopic arm inner wall and is welded with the second anchoring piece, the rope at the top of the second telescopic oil cylinder
It is respectively fixedly connected on the surface of the first anchoring piece and the second anchoring piece.
Preferably, the left side of the second telescopic arm and position of corresponding first telescopic oil cylinder offers the first telescopic hole,
The left side of the third telescopic arm and position of corresponding second telescopic oil cylinder offers the second telescopic hole.
Compared with prior art, the beneficial effects of the utility model are as follows：
1, the utility model is by being provided with first pressure sensor, can detect the first telescopic arm and the second telescopic arm it
Between pressure can detect the pressure between the second telescopic arm and third telescopic arm by being provided with second pressure sensor, lead to
Cross and be provided with laser range finder, can detect the distance between the first telescopic arm and the second telescopic arm and the second telescopic arm and
The distance between third telescopic arm, by being provided with detection case, detection case can show telescopic arm structure by pressure display screen
Suffered pressure, detection case can show the length of telescopic arm structure by length display screen so that driver can the moment
The data for observing telescopic arm structure, pass through first pressure sensor, second pressure sensor, laser range finder, detection case, pressure
The cooperation of display screen and length display screen, the flexible length of telescopic arm can not be accurately controlled and stretch by solving existing wheel-mounted crane
Pressure suffered by contracting arm causes driver to there are problems that certain security risk when operating wheel-mounted crane.
2, the utility model is by being provided with alarm, logical when the pressure value of telescopic arm structure or length are close to limiting value
It crosses alarm and sends out alarm, driver is prompted to strengthen the protection to alarm by being provided with cover sheet, pass through setting
First anchoring piece and the second anchoring piece so that rope connect with the first telescopic arm and the second telescopic arm it is even closer, by setting
The first telescopic hole and the second telescopic hole have been set, the flexible of telescopic arm structure is facilitated.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is Tthe utility model system schematic diagram.
In figure：1 first telescopic arm, 2 second telescopic arms, 3 third telescopic arms, 4 first telescopic oil cylinders, 5 second telescopic oil cylinders,
6 first pulleys, 7 second pulleys, 8 first motors, 9 second motors, 10 driving wheels, 11 ropes, 12 first pressure sensors, 13
Two pressure sensors, 14 laser range finders, 15 reflectors, 16 conducting wires, 17 detection cases, 18 pressure display screens, 19 length display screens,
20 alarms, 21 cover sheets, 22 first anchoring pieces, 23 second anchoring pieces, 24 first telescopic holes, 25 second telescopic holes.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
Please refer to Fig.1-2, wheel-mounted crane telescopic arm structure, including the first telescopic arm 1, the table of 1 inner wall of the first telescopic arm
Surface cover is equipped with the second telescopic arm 2, and the surface of 2 inner wall of the second telescopic arm is arranged with third telescopic arm 3,1 inner wall of the first telescopic arm
Left side is welded with the first telescopic oil cylinder 4, and the second telescopic oil cylinder 5, the second telescopic oil cylinder are welded on the left of 2 inner wall of the second telescopic arm
5 right side is rotatably connected to first pulley 6, and first pulley 6 is fixedly connected on the surface of 3 inner wall of third telescopic arm by shaft,
The right side of first telescopic oil cylinder 4 is rotatably connected to second pulley 7, and second pulley 7 is fixedly connected on the second telescopic arm 2 by shaft
The surface of inner wall；
The left side of second telescopic arm, 2 inner wall and it is welded with first motor 8 positioned at the bottom of the second telescopic oil cylinder 5, first stretches
The left side of 1 inner wall of contracting arm and it is welded with the second motor 9, first motor 8 and the second motor 9 positioned at the bottom of the first telescopic oil cylinder 4
Output end be fixedly connected with driving wheel 10, the surface wrap of driving wheel 10 has rope 11, driving wheel 10 to pass through rope 11 and
One pulley 6 and second pulley 7 are sequentially connected, and the one end of rope 11 far from driving wheel 10 is respectively fixedly connected in the second telescopic arm 2
It is welded with first pressure sensor 12, the second flexible oil with the left side in the left side of 3 inner wall of third telescopic arm, the first telescopic oil cylinder 4
The left side of cylinder 5 is welded with second pressure sensor 13, is fixedly connected on the left of 2 inner wall of the first telescopic arm 1 and the second telescopic arm
There is the fixed company in laser range finder 14, the second telescopic arm 2 and the left side of third telescopic arm 3 and the position of corresponding laser range finder 14
It is connected to reflector 15, the left side of the first telescopic arm 1 is fixedly connected with conducting wire 16, and the one end of conducting wire 16 far from the first telescopic arm 1 is solid
Surely it is connected with detection case 17, the front of detection case 17 is inlaid with pressure display screen 18, the front of detection case 17 and aobvious positioned at pressure
The bottom of display screen 18 is inlaid with length display screen 19；
The output end of first pressure sensor 12 and the input terminal of detection case 17 are unidirectionally electrically connected, second pressure sensor
The input terminal of 13 output end and detection case 17 is unidirectionally electrically connected, the output of the input terminal and laser range finder 14 of detection case 17
End is unidirectional to be electrically connected, and the output end of detection case 17 is unidirectionally electric with the input terminal of pressure display screen 18 and length display screen 19 respectively
Property connection, passing on left for detection case 17 be bolted alarm 20, the input of the output end and alarm 20 of detection case 17
End is unidirectional to be electrically connected, and by being provided with alarm 20, is passed through when the pressure value of telescopic arm structure or length are close to limiting value
Alarm 20 sends out alarm, prompts driver, passing on left for alarm 20 to be bolted cover sheet 21, cover sheet 21
Surface offer ventilative through hole, by being provided with cover sheet 21, strengthen the protection to alarm 20, the first telescopic arm 1
The left side of inner wall and be welded with the first anchoring piece 22 positioned at the top of the first telescopic oil cylinder 4, the left side of 2 inner wall of the second telescopic arm and
It is welded with the second anchoring piece 23 positioned at the top of the second telescopic oil cylinder 5, rope 11 is respectively fixedly connected in 22 He of the first anchoring piece
The surface of second anchoring piece 23, by being provided with the first anchoring piece 22 and the second anchoring piece 23 so that rope 11 and first is flexible
Arm 1 and the second telescopic arm 2 connect even closer, and the position of the left side of the second telescopic arm 2 and corresponding first telescopic oil cylinder 4 offers
The position of first telescopic hole 24, the left side of third telescopic arm 3 and corresponding second telescopic oil cylinder 5 offers the second telescopic hole 25, leads to
It crosses and is provided with the first telescopic hole 24 and the second telescopic hole 25, facilitate the flexible of telescopic arm structure, passed by being provided with first pressure
Sensor 12 can detect the pressure between the first telescopic arm 1 and the second telescopic arm 2, by being provided with second pressure sensor 13,
The pressure between the second telescopic arm 2 and third telescopic arm 3 can be detected, by being provided with laser range finder 14, can be detected
The distance between one telescopic arm 1 and the second telescopic arm 2 and the distance between the second telescopic arm 2 and third telescopic arm 3, pass through
Provided with detection case 17, detection case 17 can show the pressure suffered by telescopic arm structure, detection case by pressure display screen 18
17 can show the length of telescopic arm structure by length display screen 19 so that driver can observe telescopic arm structure constantly
Data pass through first pressure sensor 12, second pressure sensor 13, laser range finder 14, detection case 17, pressure display screen 18
With the cooperation of length display screen 19, the flexible length of telescopic arm and telescopic arm can not be accurately controlled by solving existing wheel-mounted crane
Suffered pressure causes driver to there are problems that certain security risk when operating wheel-mounted crane.
In use, by being provided with first pressure sensor 12, can detect the first telescopic arm 1 and the second telescopic arm 2 it
Between pressure can detect the pressure between the second telescopic arm 2 and third telescopic arm 3 by being provided with second pressure sensor 13
Power can detect the distance between the first telescopic arm 1 and the second telescopic arm 2 and second by being provided with laser range finder 14
The distance between telescopic arm 2 and third telescopic arm 3, by being provided with detection case 17, detection case 17 can pass through pressure display screen
Pressure suffered by 18 display telescopic arm structures, detection case 17 can show the length of telescopic arm structure by length display screen 19
Degree so that driver can observe the data of telescopic arm structure constantly, pass through first pressure sensor 12, second pressure sensor
13, the cooperation of laser range finder 14, detection case 17, pressure display screen 18 and length display screen 19 solves existing tire lifting
Machine can not accurately control the pressure suffered by the flexible length of telescopic arm and telescopic arm, cause driver in operation wheel-mounted crane
When there are problems that certain security risk.
In summary：The wheel-mounted crane telescopic arm structure, it is flexible by the first telescopic arm 1, the second telescopic arm 2, third
Arm 3, the first telescopic oil cylinder 4, the second telescopic oil cylinder 5, first pulley 6, second pulley 7, first motor 8, the second motor 9, active
Wheel 10, rope 11, first pressure sensor 12, second pressure sensor 13, laser range finder 14, reflector 15, conducting wire 16, inspection
The cooperation of measuring tank 17, pressure display screen 18 and length display screen 19, solve existing wheel-mounted crane can not accurately control it is flexible
Pressure suffered by the flexible length of arm and telescopic arm, leading to driver, there are certain security risks when operating wheel-mounted crane
The problem of.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. wheel-mounted crane telescopic arm structure, including the first telescopic arm, it is characterised in that：The surface of the first telescopic arm inner wall
It is arranged with the second telescopic arm, the surface of the second telescopic arm inner wall is arranged with third telescopic arm, the first telescopic arm inner wall
Left side be welded with the first telescopic oil cylinder, be welded with the second telescopic oil cylinder on the left of the second telescopic arm inner wall, described second
First pulley is rotatably connected on the right side of telescopic oil cylinder, the first pulley is fixedly connected on third telescopic arm inner wall by shaft
Surface, be rotatably connected to second pulley on the right side of first telescopic oil cylinder, the second pulley is fixedly connected by shaft
On the surface of the second telescopic arm inner wall；It the left side of the second telescopic arm inner wall and is welded with positioned at the bottom of the second telescopic oil cylinder
First motor, the left side of the first telescopic arm inner wall and the bottom for being located at the first telescopic oil cylinder are welded with the second motor, described
The output end of first motor and the second motor is fixedly connected with driving wheel, and the surface wrap of the driving wheel has rope, the master
Driving wheel is sequentially connected by rope and first pulley and second pulley, and the one end of the rope far from driving wheel is respectively fixedly connected with
First pressure sensing is welded on the left of the left side of the second telescopic arm and third telescopic arm inner wall, first telescopic oil cylinder
Device is welded with second pressure sensor, first telescopic arm and the second telescopic arm inner wall on the left of second telescopic oil cylinder
Left side be fixedly connected with laser range finder, the left side of second telescopic arm and third telescopic arm and corresponding laser range finder
Position be fixedly connected with reflector, conducting wire is fixedly connected on the left of first telescopic arm, the conducting wire is far from first
One end of telescopic arm is fixedly connected with detection case, and the front of the detection case is inlaid with pressure display screen, and the detection case is just
Face and it is inlaid with length display screen positioned at the bottom of pressure display screen；The output end of the first pressure sensor and detection case
Input terminal is unidirectionally electrically connected, and the output end of the second pressure sensor and the input terminal of detection case are unidirectionally electrically connected, institute
The output end of the input terminal and laser range finder of stating detection case is unidirectionally electrically connected, the output end of the detection case respectively with pressure
The input terminal of display screen and length display screen is unidirectionally electrically connected.
2. wheel-mounted crane telescopic arm structure according to claim 1, it is characterised in that：The detection case passes on left
It is bolted alarm, the output end of the detection case and the input terminal of alarm are unidirectionally electrically connected.
3. wheel-mounted crane telescopic arm structure according to claim 2, it is characterised in that：The alarm passes on left
It is bolted cover sheet, the surface of the cover sheet offers ventilative through hole.
4. wheel-mounted crane telescopic arm structure according to claim 1, it is characterised in that：The first telescopic arm inner wall
Left side and the first anchoring piece is welded at the top of the first telescopic oil cylinder, the left side of the second telescopic arm inner wall and positioned at the
The second anchoring piece is welded at the top of two telescopic oil cylinders, the rope is respectively fixedly connected in the first anchoring piece and the second anchoring piece
Surface.
5. wheel-mounted crane telescopic arm structure according to claim 1, it is characterised in that：The left side of second telescopic arm
And the position of corresponding first telescopic oil cylinder offers the first telescopic hole, the left side of the third telescopic arm and corresponding second flexible oil
The position of cylinder offers the second telescopic hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721661719.5U CN207792526U (en) | 2017-12-04 | 2017-12-04 | Wheel-mounted crane telescopic arm structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721661719.5U CN207792526U (en) | 2017-12-04 | 2017-12-04 | Wheel-mounted crane telescopic arm structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207792526U true CN207792526U (en) | 2018-08-31 |
Family
ID=63286429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721661719.5U Expired - Fee Related CN207792526U (en) | 2017-12-04 | 2017-12-04 | Wheel-mounted crane telescopic arm structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207792526U (en) |
-
2017
- 2017-12-04 CN CN201721661719.5U patent/CN207792526U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201647849U (en) | Automatic balancing tower type crane | |
| CN203639019U (en) | Caterpillar crane with narrow gauge and large supporting legs | |
| CN106957016B (en) | A kind of roller chain wheel dual-purpose type hoisting apparatus | |
| CN107055340B (en) | A kind of gantry crane that can detect the born weight of supporting rack | |
| CN206970045U (en) | A kind of construction hanging device | |
| CN207792526U (en) | Wheel-mounted crane telescopic arm structure | |
| CN208814541U (en) | A kind of small-sized telescopic cantilever crane | |
| CN102351129B (en) | Super-lifting device for improving lifting performance of crane and crane | |
| CN108002238A (en) | Wheel-mounted crane telescopic arm structure | |
| CN206502531U (en) | A kind of crawler type lifts by crane transport vehicle | |
| CN108657968B (en) | Telescopic crane capable of preventing steel rope from falling off | |
| CN218145506U (en) | Rotating device suitable for crawler crane superlift hoisting | |
| CN201062190Y (en) | Household light hoister | |
| CN206645721U (en) | Steel wire rope looseness detection and gantry crane | |
| CN205709528U (en) | A kind of platform jack machinism | |
| CN116788974A (en) | Cabin module lifting machine on-line safety monitoring equipment | |
| CN106927377A (en) | Derrick crane with comprehensive adjustment handling space of components pose function | |
| CN209721367U (en) | A kind of Anti-side-turning device of crane | |
| CN205603089U (en) | High hoist of security | |
| CN108203058A (en) | A kind of crawler type lifts by crane transport vehicle | |
| CN208265664U (en) | A kind of rubber-tyred transfer crane | |
| CN204022347U (en) | Balance weight self-disassembly and assembly device and hoisting crane thereof | |
| CN206751215U (en) | A kind of special hoist engine surveyed pulling force and subject shake can be reduced of crane | |
| CN202911822U (en) | Lifting device for spare wheel of wheel type crane | |
| CN203295075U (en) | Derrick mast device of crane and crane with same |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20180831 Termination date: 20191204 |