CN204198305U - Construction vehicle - Google Patents
Construction vehicle Download PDFInfo
- Publication number
- CN204198305U CN204198305U CN201420638265.XU CN201420638265U CN204198305U CN 204198305 U CN204198305 U CN 204198305U CN 201420638265 U CN201420638265 U CN 201420638265U CN 204198305 U CN204198305 U CN 204198305U
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- China
- Prior art keywords
- barrier assembly
- swivel
- cylinder
- engineering truck
- pin
- 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
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- 238000010276 construction Methods 0.000 title 1
- 230000000903 blocking effect Effects 0.000 claims abstract description 35
- 230000004888 barrier function Effects 0.000 claims description 48
- 230000008676 import Effects 0.000 claims description 6
- 230000008859 change Effects 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 abstract 3
- 239000007787 solid Substances 0.000 abstract 1
- 230000009471 action Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Abstract
The utility model provides an engineering vehicle, including load-bearing platform and the solid of revolution that rotationally sets up on load-bearing platform, engineering vehicle still includes: the locking part comprises a blocking assembly connected with the bearing platform, and the blocking assembly is provided with a blocking position for blocking the rotation of the rotation body and a releasing position for allowing the rotation body to rotate; the transmission part comprises a moving part connected with the blocking assembly, the moving part is provided with an initial position corresponding to the releasing position and a working position corresponding to the blocking position, and the transmission part also comprises a resetting unit connected with the moving part to drive the moving part to move to the initial position; the parking brake system comprises a power unit and a brake device, wherein the power unit, the brake device and the transmission part are connected to drive the brake device to release a brake state and drive the moving part to move from an initial position to a working position. The problem of operating personnel among the prior art forget easily the operation and lead to damaging the part of equipment is solved.
Description
Technical field
The utility model relates to a kind of engineering truck.
Background technology
When the engineering truck such as car hosit, lorry-mounted crane travels, particularly when turning, if the gyro-rotor (as operator's compartment) be arranged on car body rotates, the safety misadventure that to cause that car turns over etc. serious.So be often provided with revolution lock part on the hoisting crane with driving functions such as car hosit, lorry-mounted crane, locking during traveling, unties during work.
The mode controlling lock part in prior art has manual type and electric-controlled type.Manual type lock part needs when driving a vehicle artificial lock part to be set to lockup state, manually puts it to released state, complex operation during operation, and operating personal is easily forgotten and lock part is set to lockup state and causes the part of damage equipment.
Electric-controlled type lock part, is energized during unblock, is upwards held by lock pin by electromagnet magnetic action, and revolution and fixed part are disconnected; Cut off during unblock, electromagnet loses magnetic force lock pin and transfers, locking swing type mechanism.Cabinet switch is often placed in control cabin.There is operating personal equally and easily forget operation and cause the problem of the part of damage equipment in electric-controlled type lock part.
Utility model content
The utility model aims to provide a kind of engineering truck, easily forgets operation to solve operating personal of the prior art and causes the problem of the part of damage equipment.
To achieve these goals, the utility model provides a kind of engineering truck, the gyro-rotor comprising carrying platform and be arranged on rotationally on carrying platform, engineering truck also comprises: lock part, lock part comprises the barrier assembly be connected with carrying platform, and barrier assembly has the blocking position stopping that gyro-rotor rotates and the release position of appointing gyro-rotor to rotate; Driving section, driving section comprises the movement parts be connected with barrier assembly, movement parts has the initial position corresponding with the release position control position corresponding with blocking position, and driving section also comprises and is connected with the reset unit of actuation movement part to initial position movement with movement parts; Emergency brake system, emergency brake system comprises power unit and brake equipment, and power unit is all connected to drive brake equipment brake off state with brake equipment and driving section and actuation movement part moves to control position by initial position.
Further, power unit comprises source of the gas, and driving section comprises the cylinder be connected with source of the gas, and cylinder comprises cylinder body, and movement parts is the piston rod be arranged in cylinder body, and reset unit comprises spring, and spring is connected with piston rod and moves to initial position with piston rod.
Further, brake equipment comprises compressed air brake cylinder, and emergency brake system also comprises hand brake valve, and hand brake valve comprises: import, the outlet of import and source of the gas; Outlet, cylinder is all connected with outlet with compressed air brake cylinder.
Further, lock part also comprises and being connected and the pin rotated with gyro-rotor with gyro-rotor, barrier assembly when blocking position, to stop pin to rotate on the rotation path that barrier assembly is positioned at pin, barrier assembly is when release position, and barrier assembly leaves the mobile route of pin.
Further, barrier assembly comprises spaced two block pieces, barrier assembly is when blocking position, two block pieces all on the rotation path of pin and pin between two block pieces, barrier assembly is when release position, two block pieces are positioned at the both sides of the rotation path of pin, and barrier assembly arranges to change between blocking position and release position rotationally relative to carrying platform.
Further, barrier assembly also comprises the swivel be connected with two block pieces, and swivel arranges to drive two exchanges of block piece between blocking position and release position relative to carrying platform rotationally.
Further, driving section comprises cylinder, and the first end of cylinder and swivel are connected to the position of the disalignment of swivel, and the second end of cylinder is connected with carrying platform.
Further, barrier assembly also comprises pipe link, and pipe link is connected with swivel and extends along away from the direction of the periphery wall of swivel, the first end of cylinder and pipe link hinged and arrange rotationally around the centre of gration perpendicular to carrying platform relative to swivel.
Further, lock part also comprises the first position limiting structure and the second position limiting structure, along swivel circumferentially, pipe link rotates to realize two conversions of block piece between blocking position and release position around the centre of gration of swivel between the first limiting section and the second limiting section for first position limiting structure, the second position limiting structure and pipe link.
Further, lock part comprises the sleeve of the periphery being set in swivel, and sleeve is provided with breach, and pipe link is positioned at breach, and two sidewalls of breach form the first position limiting structure and the second position limiting structure respectively.
Application the technical solution of the utility model, described power unit and described brake equipment and described driving section are all connected to drive described brake equipment brake off state and drive described movement parts to move to described control position by described initial position, emergency brake system is while brake off state, barrier assembly is urged to blocking position, solves operating personal of the prior art and easily forget operation and cause the problem of the part of damage equipment.
Accompanying drawing explanation
The Figure of description forming a application's part is used to provide further understanding of the present utility model, and schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 shows this enforcement engineering vehicle structural representation in the unlocked state;
Fig. 2 shows the structural representation of the local of the upward view of Fig. 1;
Fig. 3 shows this enforcement engineering vehicle structural representation in a latched condition;
Fig. 4 shows the structural representation of the local of the upward view of Fig. 3.
Reference numeral: 1, carrying platform; 2, gyro-rotor; 3, lock part; 31, barrier assembly; 311, block piece; 312, swivel; 313, pipe link; 32, pin; 33, sleeve; 4, driving section; 41, movement parts.
Detailed description of the invention
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the utility model in detail in conjunction with the embodiments.
As shown in Figures 1 to 4, the engineering truck of the utility model embodiment comprises, and comprises carrying platform 1 and is arranged on the gyro-rotor 2 on carrying platform 1 rotationally.This project vehicle also comprises lock part 3, driving section 4 and emergency brake system.
Lock part 3 comprises the barrier assembly 31 be connected with carrying platform 1, and barrier assembly 31 has the blocking position stopping that gyro-rotor 2 rotates and the release position of appointing gyro-rotor 2 to rotate.
Driving section 4 comprises the movement parts 41 be connected with barrier assembly 31, movement parts 41 has the initial position corresponding with the release position control position corresponding with blocking position, and driving section also comprises and being connected with the reset unit of actuation movement part 41 to initial position movement with movement parts 41.
Emergency brake system comprises power unit and brake equipment, and power unit is all connected to drive brake equipment brake off state with brake equipment and driving section 4 and actuation movement part 41 moves to control position by initial position.
In the present embodiment, engineering truck is while brake off state, and power unit actuation movement part 41 moves to control position by initial position; Movement parts 41 moves in control position process by initial position, drives lock part 3 to be converted to blocking position by release position.In the present embodiment, the conversion of lock part 3 between release position and blocking position is driven by emergency brake system, effectively can solve the problem that driver forgets locking gyro-rotor 2 before driving, avoid rotating at driving conditions gyro-rotor 2 causing vehicle unbalance and causing the problem that meets accident.
In the present embodiment, power unit comprises source of the gas, and driving section 4 comprises the cylinder be connected with source of the gas, and cylinder comprises cylinder body, and movement parts is the piston rod be arranged in cylinder body, and reset unit comprises spring, and spring is connected with piston rod and moves to initial position with piston rod.
When engineering truck is in dead ship condition, keep initial position at the driving lower piston rod of reset unit, barrier assembly 31 is maintained at release position.Before driving, the braking mode of driver's freeing vehicle, piston rod moves to control position simultaneously, and piston rod drives barrier assembly 31 to be converted to blocking position.
The elastomeric element that the emergency brake system brake equipment of engineering truck comprises brake facing and is connected with brake facing, elastomeric element driving brake sheet keeps braking state, when driving a vehicle, source of the gas to brake equipment air feed to drive brake equipment brake off state.
Preferably, brake equipment comprises compressed air brake cylinder, and emergency brake system also comprises hand brake valve, and hand brake valve comprises: import and outlet.The outlet of import and source of the gas, cylinder is all connected with outlet with compressed air brake cylinder.
Hand brake valve controls emergency brake system and driving section 4 simultaneously.While hand brake valve controls vehicle brake off state, controlled motion part 41 is converted to control position by initial position, thus drives barrier assembly 31 2 rotations in case non-return is turned that are converted to blocking position by release position.
Preferably, lock part 3 also comprises and being connected and the pin 32 rotated with gyro-rotor 2 with gyro-rotor 2, barrier assembly 31 is when blocking position, to stop pin 32 to rotate on the rotation path that barrier assembly 31 is positioned at pin 32, barrier assembly 31 is when release position, and barrier assembly 31 leaves the mobile route of pin 32.
Pin 32 is fixedly connected with gyro-rotor, and barrier assembly 31 stops pin 32 to rotate also just to prevent gyro-rotor 2 to rotate relative to carrying platform 1.
Preferably, barrier assembly 31 comprises spaced two block pieces 311, barrier assembly 31 is when blocking position, two block pieces 311 all on the rotation path of pin 32 and pin 32 between two block pieces 311, barrier assembly 31 is when release position, two block pieces 311 are positioned at the both sides of the rotation path of pin 32, and barrier assembly 31 arranges to change between blocking position and release position rotationally relative to carrying platform.
Barrier assembly 31 is when blocking position, and two block pieces 311 lay respectively at the front and back in the path of pin 32 movement, thus limit the rotation of pin 32.Two are rotated after 90 degree, and two block pieces 311 are positioned at the both sides of the mobile route of pin 32, no longer limit the rotation of pin 32, the structure of the barrier assembly 31 of the present embodiment simply, reliable in action.
Barrier assembly 31 also comprises the swivel 312 be connected with two block pieces 311, and swivel 312 arranges to drive two exchanges of block piece 311 between blocking position and release position relative to carrying platform rotationally.
Two block pieces 311 are connected to one end towards gyro-rotor 2 of swivel 312, and the rotation of swivel 312 drives two block pieces 311 to change between blocking position and release position.
In the present embodiment, driving section 4 comprises cylinder, and the first end of cylinder and swivel 312 are connected to the position of the disalignment of swivel 312, and the second end of cylinder is connected with carrying platform 1.
The first end of cylinder and swivel 312 are connected to the position of the disalignment of swivel 312, cylinder and swivel 312 hinged, and to arrange rotationally around the centre of gration perpendicular to carrying platform 1 relative to swivel 312.Second end of cylinder is connected with carrying platform by the jointed shaft perpendicular to carrying platform 1.
Barrier assembly 31 also comprises pipe link 313, pipe link 313 is connected with swivel 312 and extends along away from the direction of the periphery wall of swivel 312, the first end of cylinder and pipe link 313 hinged to arrange rotationally around the centre of gration perpendicular to carrying platform relative to swivel 312.
Lock part also comprises the first position limiting structure and the second position limiting structure, along swivel 312 circumferentially, pipe link 313 rotates to realize two conversions of block piece 311 between blocking position and release position around the centre of gration of swivel 312 between the first limiting section and the second limiting section for first position limiting structure, the second position limiting structure and pipe link 313.First position limiting structure and the second position limiting structure by the limit rotation of barrier assembly 31 between blocking position and release position.
Lock part 3 comprises the sleeve 33 of the periphery being set in swivel 312, and sleeve 33 is provided with breach, and pipe link 313 is positioned at breach, and two sidewalls of breach form the first position limiting structure and the second position limiting structure respectively.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (10)
1. an engineering truck, comprise carrying platform (1) and be arranged on the gyro-rotor (2) on described carrying platform (1) rotationally, it is characterized in that, described engineering truck also comprises:
Lock part (3), described lock part (3) comprises the barrier assembly (31) be connected with described carrying platform (1), and described barrier assembly (31) has the release position stopping that described gyro-rotor (2) blocking position that rotates and office are stated gyro-rotor (2) and rotated;
Driving section (4), described driving section (4) comprises the movement parts (41) be connected with described barrier assembly (31), described movement parts (41) has the initial position corresponding with described release position and the control position corresponding with described blocking position, and described driving section (4) also comprise the reset unit being connected with described movement parts (41) to drive described movement parts (41) to initial position movement;
Emergency brake system, described emergency brake system comprises power unit and brake equipment, and described power unit is all connected to drive described brake equipment brake off state with described brake equipment and described driving section (4) and drives described movement parts (41) to move to described control position by described initial position.
2. engineering truck according to claim 1, it is characterized in that, described power unit comprises source of the gas, described driving section (4) comprises the cylinder be connected with described source of the gas, described cylinder comprises cylinder body, described movement parts is be arranged on the piston rod in described cylinder body, and described reset unit comprises spring, and described spring is connected with described piston rod to drive described piston rod to move to described initial position.
3. engineering truck according to claim 2, is characterized in that, described brake equipment comprises compressed air brake cylinder, and described emergency brake system also comprises hand brake valve, and described hand brake valve comprises:
Import, the outlet of described import and described source of the gas;
Outlet, described cylinder is all connected with described outlet with described compressed air brake cylinder.
4. engineering truck according to claim 1, it is characterized in that, described lock part (3) also comprises and being connected and the pin (32) rotated with described gyro-rotor (2) with described gyro-rotor (2), described barrier assembly (31) is when described blocking position, to stop described pin (32) to rotate on the rotation path that described barrier assembly (31) is positioned at described pin (32), described barrier assembly (31) is when described release position, and described barrier assembly (31) leaves the mobile route of described pin (32).
5. engineering truck according to claim 4, it is characterized in that, described barrier assembly (31) comprises spaced two block pieces (311), described barrier assembly (31) is when described blocking position, on the rotation path that described two block pieces (311) are all positioned at described pin (32) and described pin (32) is positioned between described two block pieces (311), described barrier assembly (31) is when described release position, described two block pieces (311) are positioned at the both sides of the rotation path of described pin (32), described barrier assembly (31) arranges to change between described blocking position and described release position rotationally relative to described carrying platform.
6. engineering truck according to claim 5, it is characterized in that, described barrier assembly (31) also comprises the swivel (312) be connected with described two block pieces (311), and described swivel (312) arranges to drive described two block pieces (311) to exchange between described blocking position and described release position relative to described carrying platform rotationally.
7. engineering truck according to claim 6, it is characterized in that, described driving section (4) comprises cylinder, the first end of described cylinder and described swivel (312) are connected to the position of the disalignment of described swivel (312), and the second end of described cylinder is connected with described carrying platform (1).
8. engineering truck according to claim 7, it is characterized in that, described barrier assembly (31) also comprises pipe link (313), described pipe link (313) is connected with described swivel (312) and extends along away from the direction of the periphery wall of described swivel (312), the first end of described cylinder (4) and described pipe link (313) hinged and arrange rotationally around the centre of gration perpendicular to described carrying platform relative to described swivel (312).
9. engineering truck according to claim 8, it is characterized in that, described lock part also comprises the first position limiting structure and the second position limiting structure, along described swivel (312) circumferentially, described pipe link (313) rotates to realize the conversion of described two block pieces (311) between described blocking position and described release position around the centre of gration of described swivel (312) between described first limiting section and described second limiting section for described first position limiting structure, described second position limiting structure and described pipe link (313).
10. engineering truck according to claim 9, it is characterized in that, described lock part (3) comprises the sleeve (33) of the periphery being set in described swivel (312), (33) are provided with breach with described sleeve, described pipe link (313) is positioned at described breach, and two sidewalls of described breach form described first position limiting structure and described second position limiting structure respectively.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420638265.XU CN204198305U (en) | 2014-10-29 | 2014-10-29 | Construction vehicle |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201420638265.XU CN204198305U (en) | 2014-10-29 | 2014-10-29 | Construction vehicle |
Publications (1)
Publication Number | Publication Date |
---|---|
CN204198305U true CN204198305U (en) | 2015-03-11 |
Family
ID=52656289
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201420638265.XU Expired - Fee Related CN204198305U (en) | 2014-10-29 | 2014-10-29 | Construction vehicle |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN204198305U (en) |
-
2014
- 2014-10-29 CN CN201420638265.XU patent/CN204198305U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150311 Termination date: 20151029 |
|
EXPY | Termination of patent right or utility model |