CN108005972A - Cement pavement crushes car hydraulic control system - Google Patents
Cement pavement crushes car hydraulic control system Download PDFInfo
- Publication number
- CN108005972A CN108005972A CN201711398557.5A CN201711398557A CN108005972A CN 108005972 A CN108005972 A CN 108005972A CN 201711398557 A CN201711398557 A CN 201711398557A CN 108005972 A CN108005972 A CN 108005972A
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- Prior art keywords
- control system
- hydraulic control
- cement pavement
- valve
- car hydraulic
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- 239000004568 cement Substances 0.000 title claims abstract description 22
- 230000003139 buffering effect Effects 0.000 claims description 13
- 230000005291 magnetic effect Effects 0.000 claims description 13
- 239000006096 absorbing agent Substances 0.000 claims description 10
- 238000013016 damping Methods 0.000 claims description 6
- 238000000605 extraction Methods 0.000 claims description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 239000000741 silica gel Substances 0.000 claims description 4
- 229910002027 silica gel Inorganic materials 0.000 claims description 4
- 239000003302 ferromagnetic material Substances 0.000 claims description 3
- 230000007547 defect Effects 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 26
- 239000000446 fuel Substances 0.000 description 6
- 238000010276 construction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000010720 hydraulic oil Substances 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 241000251131 Sphyrna Species 0.000 description 2
- 230000005284 excitation Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 240000006909 Tilia x europaea Species 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000013467 fragmentation Methods 0.000 description 1
- 238000006062 fragmentation reaction Methods 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000036632 reaction speed Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
- F15B11/08—Servomotor systems without provision for follow-up action; Circuits therefor with only one servomotor
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/06—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road
- E01C23/12—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for taking-up, tearing-up, or full-depth breaking-up paving, e.g. sett extractor
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/06—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road
- E01C23/12—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for taking-up, tearing-up, or full-depth breaking-up paving, e.g. sett extractor
- E01C23/122—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for taking-up, tearing-up, or full-depth breaking-up paving, e.g. sett extractor with power-driven tools, e.g. oscillated hammer apparatus
- E01C23/124—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for taking-up, tearing-up, or full-depth breaking-up paving, e.g. sett extractor with power-driven tools, e.g. oscillated hammer apparatus moved rectilinearly, e.g. road-breaker apparatus with reciprocating tools, with drop-hammers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
- F15B13/04—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors for use with a single servomotor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/001—Servomotor systems with fluidic control
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
- F15B21/08—Servomotor systems incorporating electrically operated control means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F7/00—Vibration-dampers; Shock-absorbers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B2013/002—Modular valves, i.e. consisting of an assembly of interchangeable components
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Mining & Mineral Resources (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Repair (AREA)
Abstract
The present invention provides a kind of cement pavement and crushes car hydraulic control system, and balancing valve apparatus is equipped between the oil circuit at tup lifting cylinder both ends；Multiple close switches are equipped near Hammer head assembly, to detect the height and position of Hammer head assembly.In the balancing valve apparatus, switching valve is equipped between the oil circuit at both ends, switching valve is two positions, and a position conducting, another position is ended.By the scheme for directly connecting the oil circuit of tup lifting cylinder, the lifting speed of tup lifting cylinder is improved, by the balancing valve apparatus of setting, after oil circuit being overcome directly to connect, position keeps insecure defect.
Description
Technical field
The present invention relates to cement pavement crushing plant field, a kind of particularly cement pavement crushes car hydraulic control system.
Background technology
At present, cement pavement, which crushes the equipment used, has the equipment such as single hammerhead, door blade and more hammerheads to be crushed,
Implement that brute force attack, noise are big, are difficult to the requirement that reaches grinding depth and fragmentation quality when it is broken to ground, and energy consumption
Height, efficiency are low.
Chinese patent literature CN206052519U describes a kind of cement concrete pavement resonance crusher, by using altogether
The mode road pavement shaken is crushed, and low noise is efficient.Cement concrete pavement is crushed using the exciting mode,
The component for wherein transmitting exciting is excitation beam of vibration, and under the operating mode of alternate stress, excitation beam of vibration is easily broken off.Vibrator installation inconvenience,
Also it is easily damaged.And it is also more slow there are Hammer head assembly descending operation in the prior art, when ground level changes, hammer
Head assembly cannot be lifted with faster speed, influence construction quality.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of cement pavement and crush car hydraulic control system, can realize
The fast lifting of Hammer head assembly, and it is able to ensure that the height and position of Hammer head assembly.In further preferred scheme, it can utilize
Image device auxiliary positioning, and it is capable of providing clearly image.
In order to solve the above technical problems, the technical solution adopted in the present invention is：A kind of cement pavement crushes car hydraulic pressure control
System processed, is equipped with balancing valve apparatus between the oil circuit at tup lifting cylinder both ends；
Multiple close switches are equipped near Hammer head assembly, to detect the height and position of Hammer head assembly.
In preferable scheme, in the balancing valve apparatus, switching valve, switching valve two are equipped between the oil circuit at both ends
A position, a position conducting, the cut-off of another position.
In preferable scheme, in balancing valve apparatus, pressure-control valve, pressure are additionally provided with the oil circuit that is connected with rod chamber
Control valve includes the pressure valve of the check valve, all the way unidirectional oil extraction of unidirectional oil inlet in parallel all the way, the pressure valve of unidirectional oil extraction
The port of export is connected by the oil circuit of flow valve and rodless cavity.
In preferable scheme, described close to switch is three, and three arrange from top to bottom close to switch, in Hammer head assembly
It is equipped with and is used to trigger the frizzen close to switch.
It is described to be connect close to switch for vortex type proximity switch, capacitive approach switch and Hall-type in preferable scheme
Nearly switch.
In preferable scheme, described three, close to switch in parallel, are connected with a relay respectively.
In preferable scheme, image device is put the bottom of equipped near Hammer head assembly, the camera group of image device is put at bottom
Part is installed on vibration absorber.
In preferable scheme, in the vibration absorber, mounting base is equipped with buffering chute along its length, and at least two
Hanging bar is slidably mounted in buffering chute, and hanging bar with a sleeve connection, slides in sleeve respectively and is equipped with sliding block, sliding block and
Hanger bar is fixedly connected, and hanger bar is fixedly connected with holder bottom plate, and the first pendulum spring is equipped between sliding block and sleeve.
In preferable scheme, the fixed plate of being related between two sleeves, is equipped with a pair of of magnetic on contact plate and mounting base
Property suction device.
In preferable scheme, at the both ends of buffering chute, equipped with flexible vibration damping silica gel；
The first magnetic patch is equipped with the corresponding position of sliding block in the outer wall of sleeve, correspondingly sliding block is ferromagnetic material；
The hole of multiple perforations is equipped with sliding block.
A kind of cement pavement provided by the invention crushes car hydraulic control system, by the way that the oil circuit of tup lifting cylinder is straight
Logical scheme in succession, improves the lifting speed of tup lifting cylinder, by the balancing valve apparatus of setting, oil circuit can be overcome straight
After leading in succession, position is kept for the defects of insecure.In further preferred scheme, by the vibration absorber of setting, it can obtain
Obtain the picture rich in detail of Hammer head assembly position, the execute-in-place of personnel easy to operation.
Brief description of the drawings
The invention will be further described with reference to the accompanying drawings and examples：
Fig. 1 is the overall structure schematic front view of the present invention.
Fig. 2 is the hydraulic control schematic diagram of tup lifting cylinder in the present invention.
Fig. 3 is the electrical control schematic of tup lifting cylinder in the present invention.
Fig. 4 is the structure diagram of the tup lifting cylinder in the present invention.
Fig. 5 is the overall structure schematic top plan view of the present invention.
Fig. 6 is the main structure diagram of the vibration absorber of the present invention.
Fig. 7 is the hanging bar of the present invention and the side structure schematic view of sleeve.
Fig. 8 is the cross-sectional view of sliding block in the present invention.
Fig. 9 is the structure diagram of another vibration absorber in the present invention.
In figure：Vibration absorber 1, mounting base 101, buffering chute 102, vibration damping silica gel 103, hangs bar 104, roller 105, set
Cylinder 106, the first pendulum spring 107, the first magnetic patch 108, sliding block 109, hanger bar 110, holder bottom plate 111, CCD camera assembly
112, vibration absorber 113, the second magnetic patch 114, the 3rd magnetic patch or iron block 115, contact plate 116, close to switch 2, frizzen 3, hammer
Image device 8, balanced valve dress are put in head lifting cylinder 4, preposition image device 5, side image device 6, postposition image device 7, bottom
Put 9, switching valve 91, pressure-control valve 92, flow valve 93, reversal valve 10, relay 11, Hammer head assembly 12.
Embodiment
In Fig. 1 ~ 5, a kind of cement pavement crushes car hydraulic control system, between the oil circuit at 4 both ends of tup lifting cylinder
Equipped with balancing valve apparatus 9；
Multiple close switches 2 are equipped near Hammer head assembly 12, to detect the height and position of Hammer head assembly 12.In this example, water
The mounting structure of mud pavement breaking car Hammer head assembly 12 is that one end and the car body of walking beam are hinged, and the other end is equipped with tup, is cutting with scissors
The position of contact is equipped with exciting device, and one end with counterweight and tup lifting cylinder 4 in the middle part of walking beam is hinged, tup lifting oil
The other end of cylinder 4 is hinged with car body.By the flexible of tup lifting cylinder 4, the lifting of walking beam is realized, so as to drive tup group
Part 12 lifts.In the prior art, the speed that Hammer head assembly 12 lifts is slower, and reaction speed in the construction process is inadequate.Therefore
The scheme of balancing valve apparatus 9, the hydraulic oil in two such cylinder will be equipped with by employing between the oil circuit at 4 both ends of tup lifting cylinder
Can quickly it exchange, so that the speed of the lifting of Hammer head assembly 12 is improved, but the program brings new technical problem again,
In the construction process, it is necessary to continual fuel feeding, otherwise the height and position of Hammer head assembly 12 can should be pressure change or liquid
Pressure element is leaked and changed therewith, and the height and position for continuing Hammer head assembly 12 in fuel feeding is also required to feed back.By setting
Put close to switch 2, overcome the technical problem.
In preferable scheme such as Fig. 2, in the balancing valve apparatus 9, switching valve 91 is equipped between the oil circuit at both ends, is cut
It is two positions to change valve 91, and a position conducting, another position is ended.Thus structure, realizes the switching that two oil cylinders are led directly to,
Easy to the quick oil return from rod chamber to rodless cavity.
In preferable scheme, in balancing valve apparatus 9, pressure-control valve 92 is additionally provided with the oil circuit that is connected with rod chamber,
Pressure-control valve 92 includes the pressure valve of the check valve, all the way unidirectional oil extraction of unidirectional oil inlet in parallel all the way, the pressure of unidirectional oil extraction
The port of export of power valve is connected by flow valve 93 with the oil circuit of rodless cavity.Thus structure, can reduce tup lifting cylinder 4 and lift
During buffering, extend the service life of part.
In preferable scheme, described close to switch 2 is three, and three arrange from top to bottom close to switch 2, in tup group
Part 12, which is equipped with, to be used to trigger the frizzen 3 close to switch 2.Thus structure, respectively detect Hammer head assembly 12 limes superiors position, under
Limit position and operating position, it is necessary to explanation, positioned at it is middle close to switch be variable type close to switch, frizzen can be detected
3 and middle change close to the specific location between switch.
It is described to be connect close to switch 2 for vortex type proximity switch, capacitive approach switch and Hall-type in preferable scheme
Nearly switch.
In preferable scheme such as Fig. 3, described three in parallel close to switch 2, is connected respectively with a relay 11.Thus
Structure, the action of solenoid valve is controlled by different relays 11, so as to fulfill the switching of oil circuit.
In actual condition, the optimum position of the distance from bottom concrete road surface of Hammer head assembly 12 is within -2cm, still
Due to concrete road surface in itself and out-of-flatness, it is desirable to it is accurate automatically control Hammer head assembly 12 position it is extremely difficult, Huo Zhedai
Valency is too high, therefore necessary manually participation is adjusted, and the operating mode of broken car is vibration at high speed operating mode, is usually 50Hz, in the work
Under condition, it is extremely difficult to obtain clearly image.
In preferable scheme such as Fig. 5 ~ 8, image device 8 is put the bottom of equipped near Hammer head assembly 12, is preferably located on
The position of the under-cab of car body, tiltedly opposite tup, due to not contacted directly with Hammer head assembly 12 at this, and and tup
Damping element, such as rubber bead are provided between component 12, therefore Relative Vibration is smaller, the camera of image device 8 is put at bottom
Component 112 is installed on vibration absorber 1.Thus structure, obtains the picture rich in detail adjusted easy to human assistance.
In preferable scheme such as Fig. 6 ~ 8, in the vibration absorber 1, mounting base 101 is equipped with snubber slide along its length
Groove 102, at least two hanging bars 104 are slidably mounted in buffering chute 102, and hanging bar 104 connects with a sleeve 106 respectively
Connect, slided in sleeve 106 and be equipped with sliding block 109, sliding block 109 is fixedly connected with hanger bar 110, hanger bar 110 and holder bottom plate 111
It is fixedly connected, the first pendulum spring 107 is equipped between sliding block 109 and sleeve 106, the first pendulum spring 107 is used to overcome cloud
The gravity of platform bottom plate 111 and CCD camera assembly 112.In preferable scheme, the fixed plate 116 of being related between two sleeves 106,
A pair of magnetic suction device is equipped with contact plate 116 and mounting base 101, the magnetic attracting device is attracted each other for a pair
Permanent magnet blocks and ferromagnet block, or a pair of permanent magnet blocks attracted each other.The effect of the magnetic attracting device is, will be because of
Whole hanging 111 assembly of bar 104 and holder bottom plate of buffering and deviation position, moves initial position to, with the buffering for next time
Reserve stroke.In preferable scheme such as Fig. 6, at the both ends of buffering chute 102, equipped with flexible vibration damping silica gel 103, thus tie
Structure, can when vibration makes entirely to hang bar 104 and 111 assembly of holder bottom plate slides into extreme position；In the outer wall of sleeve 106
The first magnetic patch 108 is equipped with 109 corresponding position of sliding block, correspondingly sliding block 109 is ferromagnetic material；
The hole of multiple perforations is equipped with sliding block 109.Thus structure, to reduce air drag.Direction of vibration in this example is main
It is up-down vibration, less front and rear vibration, when vibrating generation, sleeve 106 is opposite with sliding block 109 to be slided, so that vibration is reduced,
The first magnetic patch 108 set and the enough magnetic force Attraction structures to attract each other in a pair of sliding block 109, can compensate for the first pendulum spring
107 tension variations, variable motion is converted to close to uniform motion, improves effectiveness in vibration suppression.When front and rear vibration, mounting base
101 move forward and backward with car body, and the position for hanging bar 104 and holder bottom plate 111 remains unchanged, so as to reduce vibration.Into one
Step is preferable, preposition image device 5, side image device 6 and postposition image device 7 is additionally provided with car body, to ensure to construct
Personnel understand site environment completely, almost without blind area.
In use, setting the working depth of Hammer head assembly 12 in PLC, PLC control reversal valves 10 act, tup lifting oil
The rodless cavity oil inlet of cylinder 4, at this time switching valve 91 connect, the hydraulic oil of rod chamber is entered directly into rodless cavity, realizes fast quick-action
Make, when close to operating position, switching valve 91 is ended, and the hydraulic oil of rod chamber is entered in rodless cavity by flow valve 93, drop
Low lifting speed, to reduce buffering.After reaching operating position, signal is sent close to switch 2, PLC is compared with setting value,
Meet setting value, then fuel cut-off, PLC control Hammer head assemblies 12 are started to work.When pavement-height changes, operating personnel's root
According to bottom put image device 8 be transported to driver's cabin high-definition image reset height value, or when work for a period of time after, tup
The position of component 12 is deviateed with setting value, and PLC control reversal valves 10 act, to the rod chamber or nothing of tup lifting cylinder 4
Rod cavity fuel feeding, so as to adjust the height of Hammer head assembly 12, at this time, passes through pressure-control valve 92 and flow valve 93 between two oil circuits
Connection.When construction is completed, PLC control reversal valves 10 act the fuel feeding into rod chamber, and switching valve 91 is cut-off state at this time, hydraulic pressure
Oil directly enters from the check valve oil circuit of pressure-control valve 92, and the hydraulic oil of rodless cavity directly flows back to fuel tank.Reach setting position
Postpone, send signal close to switch 2, PLC control reversal valves 10 act, fuel cut-off.
The above embodiments are only the preferred technical solution of the present invention, and are not construed as the limitation for the present invention, mutual
On the premise of not conflicting, every technical characteristic that the present invention records can be combined with each other.Protection scope of the present invention should be with right
It is required that the equivalents of technical characteristic are protection model in the technical solution recorded, including the technical solution of claim record
Enclose.Equivalent substitution i.e. within this range is improved, also within protection scope of the present invention.
Claims (10)
1. a kind of cement pavement crushes car hydraulic control system, it is characterized in that：Tup lifting cylinder（4）Set between the oil circuit at both ends
There is balancing valve apparatus（9）；
In Hammer head assembly（12）Near be equipped with it is multiple close to switch（2）, to detect Hammer head assembly（12）Height and position.
2. a kind of cement pavement according to claim 1 crushes car hydraulic control system, it is characterized in that：The balanced valve
Device（9）In, switching valve is equipped between the oil circuit at both ends（91）, switching valve（91）For two positions, a position turns on, separately
One position cut-off.
3. a kind of cement pavement according to claim 2 crushes car hydraulic control system, it is characterized in that：In balancing valve apparatus
（9）In, it is additionally provided with pressure-control valve on the oil circuit that is connected with rod chamber（92）, pressure-control valve（92）Including list in parallel all the way
To the pressure valve of the check valve of oil inlet, all the way unidirectional oil extraction, the port of export of the pressure valve of unidirectional oil extraction passes through flow valve（93）With
The oil circuit connection of rodless cavity.
4. a kind of cement pavement according to claim 1 crushes car hydraulic control system, it is characterized in that：Described approaching is opened
Close（2）For three, three approach switch（2）Arrange from top to bottom, in Hammer head assembly（12）It is equipped with and is used to trigger close to switch
（2）Frizzen（3）.
5. a kind of cement pavement according to claim 4 crushes car hydraulic control system, it is characterized in that：Described approaching is opened
Close（2）For the close switch of vortex type proximity switch, capacitive approach switch and Hall-type.
6. a kind of cement pavement according to claim 4 crushes car hydraulic control system, it is characterized in that：Described three connect
Nearly switch（2）Parallel connection, respectively with a relay（11）Connection.
7. a kind of cement pavement according to claim 1 crushes car hydraulic control system, it is characterized in that：In Hammer head assembly
（12）Near the bottom of equipped with put image device（8）, image device is put at bottom（8）CCD camera assembly（112）Installed in vibration absorber
（1）On.
8. a kind of cement pavement according to claim 1 crushes car hydraulic control system, it is characterized in that：The vibration damping dress
Put（1）In, mounting base（101）Equipped with buffering chute along its length（102）, at least two hanging bars（104）It is slidably installed
In buffering chute（102）It is interior, hang bar（104）Respectively with a sleeve（106）Connection, sleeve（106）Interior slip is equipped with sliding block
（109）, sliding block（109）With hanger bar（110）It is fixedly connected, hanger bar（110）With holder bottom plate（111）It is fixedly connected, in cunning
Block（109）With sleeve（106）Between be equipped with the first pendulum spring（107）.
9. a kind of cement pavement according to claim 8 crushes car hydraulic control system, it is characterized in that：In two sleeves
（106）Between fixed plate of being related（116）, in contact plate（116）And mounting base（101）It is equipped with a pair of magnetic suction device.
10. a kind of cement pavement according to claim 8 crushes car hydraulic control system, it is characterized in that：In buffering chute
（102）Both ends, equipped with flexible vibration damping silica gel（103）；
In sleeve（106）Outer wall and sliding block（109）Corresponding position is equipped with the first magnetic patch（108）, correspondingly sliding block（109）
For ferromagnetic material；
In sliding block（109）It is equipped with the hole of multiple perforations.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711398557.5A CN108005972A (en) | 2017-12-22 | 2017-12-22 | Cement pavement crushes car hydraulic control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711398557.5A CN108005972A (en) | 2017-12-22 | 2017-12-22 | Cement pavement crushes car hydraulic control system |
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| Publication Number | Publication Date |
|---|---|
| CN108005972A true CN108005972A (en) | 2018-05-08 |
Family
ID=62060430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711398557.5A Pending CN108005972A (en) | 2017-12-22 | 2017-12-22 | Cement pavement crushes car hydraulic control system |
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| Country | Link |
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| CN (1) | CN108005972A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111879274A (en) * | 2020-06-19 | 2020-11-03 | 太重（天津）重型装备科技开发有限公司 | Hydraulic pile hammer lifting height measuring device and method |
| CN112523055A (en) * | 2020-12-25 | 2021-03-19 | 宜昌江峡船用机械有限责任公司 | Excitation beam protection device and resonance crusher |
| CN115110379A (en) * | 2022-06-22 | 2022-09-27 | 中交基础设施养护集团有限公司 | Compaction device and application thereof in road construction |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1452067A (en) * | 1972-11-16 | 1976-10-06 | Hunt Bros Oldbruy | Drop-hammers |
| DE4028617A1 (en) * | 1990-09-08 | 1992-03-12 | Delmag Maschinenfabrik | Hydraulic pile-driving hammer - has acceleration ram acting on striker weight in downwards direction on releasing lifting pressure |
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| CN112523055A (en) * | 2020-12-25 | 2021-03-19 | 宜昌江峡船用机械有限责任公司 | Excitation beam protection device and resonance crusher |
| CN112523055B (en) * | 2020-12-25 | 2022-06-03 | 宜昌江峡船用机械有限责任公司 | Excitation beam protection device and resonance crusher |
| CN115110379A (en) * | 2022-06-22 | 2022-09-27 | 中交基础设施养护集团有限公司 | Compaction device and application thereof in road construction |
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