CN113738720A - Subminiature integrated synchronous jacking device - Google Patents
Subminiature integrated synchronous jacking device Download PDFInfo
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- CN113738720A CN113738720A CN202110758451.1A CN202110758451A CN113738720A CN 113738720 A CN113738720 A CN 113738720A CN 202110758451 A CN202110758451 A CN 202110758451A CN 113738720 A CN113738720 A CN 113738720A
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- Prior art keywords
- jacking
- jacking device
- synchronous
- control
- oil
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- 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
- F15B11/16—Servomotor systems without provision for follow-up action; Circuits therefor with two or more servomotors
- F15B11/22—Synchronisation of the movement of two or more servomotors
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- 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
Abstract
The invention discloses a subminiature integrated synchronous jacking device in the technical field of jacking, which comprises a protective casing, wherein the outer wall of the protective casing is communicated with an oil tank or an embedded oil tank, an integrated jacking hydraulic oil cylinder is arranged in the protective casing, an emergency knob, a speed regulating valve, a safety overflow valve, a one-way valve, a hydraulic pump, an electromagnetic reversing valve, an oil suction pump, a coupler, an oil pump and an oil return pump are sequentially arranged on the protective casing, each group of protective casing is electrically connected with a jacking device controller, the jacking device controller is connected with other jacking devices with the same point through a wired network and a wireless network to carry out synchronous jacking control, the installation is convenient, the time is saved, the assembly form is simpler, the circuit control is simpler, the operation of a miniaturized jacking device is more stable, the height error between the synchronous jacking devices is 0.05mm at most, and the height synchronous positioning can better protect larger and longer components, the requirement for maintaining the large bridge deck is better met.
Description
Technical Field
The invention relates to the technical field of jacking, in particular to a subminiature integrated synchronous jacking device.
Background
When maintaining the bridge among the prior art, what adopt still uses oil pipe to connect, operates through a total hydraulic pressure station, and through hydraulic pressure station with lay each jacking device of oil pipe connection, oil pipe connecting line is more, and weight is big, inconvenient quick installation, and the biggest road number of hydraulic pressure station control in use has great limitation simultaneously, can not adapt to the synchronous jacking engineering of large-scale super multiple spot. The jacking devices which are connected with the hydraulic station in operation are generally 8-way, 16-way or 32-way, and the number of the jacking devices cannot be more than the maximum number of ways provided by the hydraulic station when the hydraulic station is installed and used; the installation is complex, and a hydraulic pipeline needs to be laid, so that the construction period of the installation equipment is greatly prolonged, and skilled workers need to pay a large amount of high-intensity labor; simultaneously when controlling jacking device through hydraulic pressure station synchronization, the jacking hydraulic cylinder running error among the jacking device generally all can be great, to the component that requires accurate synchronous jacking like the bridge floor, will have great damage danger. For this purpose, we propose a subminiature integrated synchronous jacking device.
Disclosure of Invention
The invention aims to provide a subminiature integrated synchronous jacking device to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: subminiature integral type synchronous jacking device, including the protection casing, the outer wall intercommunication oil tank or embedded oil tank of protection casing, there is integrative jacking hydraulic cylinder in the protection casing, set gradually urgent knob, governing valve, safety overflow valve, check valve, hydraulic pump, electromagnetic directional valve, oil suction pump, shaft coupling, oil pump and scavenge pump on the protection casing, every group the equal electric connection jacking device controller of protection casing, the jacking device controller passes through network connection point control cabinet, the two-way electric connection data transmission station of point control cabinet, the two-way wireless connection main control console of data transmission station.
Further, including the synchronous control system in the point control platform, the synchronous control system includes the master control center unit, master control center unit electrical output connects signal receiving unit and position and pressure sensor signal contrast unit, the two-way electrical output of signal contrast unit connects signal output unit, and signal output unit electrical input connects each group jacking device controller.
Further, the protective casing and the oil tank can be arranged into an integrated structure.
Furthermore, the power of the jacking device controller is a lead storage battery and a lithium battery.
Furthermore, each group protection casing all corresponds and sets up a set of jacking device controller, and a set of some control consoles of multiunit jacking device controller electrical property input connection.
Further, the using method of the jacking device comprises the following steps:
s1: carrying out integral measurement and detection on the viaduct to be renovated, carrying out measurement according to the connection relationship between the piers and the bridge deck and the distance between the piers, analyzing each base point for supporting the bridge, and then installing each jacking device at the connection position of the piers and the bridge deck;
s2: after all jacking is determined to be installed and checked to be correct, if the small-range single-point synchronous control is adopted, engineering construction parameters can be set on a point control console; if the large-range multipoint synchronous control is adopted, the engineering construction parameters can be set in the master control console, and meanwhile, each point control console can be set to be in a relay working mode. Then starting a synchronous control command;
s3: and after receiving the synchronous jacking command, each jacking device controller 14 compares the data of the jacking height sensor and the hydraulic pressure sensor with the jacking height and the jacking speed in the command to control the jacking height and the jacking speed of the hydraulic oil cylinder of the jacking device. If abnormal conditions such as damage of an oil cylinder oil pump and the like exist, the abnormal conditions can be immediately notified to a point control console and a main control console through a network, and the fault operation is carried out. The point control radio station 15 can simultaneously operate a plurality of groups of jacking hydraulic oil cylinders 3, so that the jacking hydraulic oil cylinders 3 can move up and down, a motor is started, an electromagnetic valve is powered on, and the load is relieved; when the motor is turned off and the electromagnetic directional valve 9 is powered off, the load pressure can still be kept; the descending speed can be adjusted, but is not uniform under the influence of the load;
s4: this device when installation, because the individual is convenient for install for a short time, and can install automatically and confirm the quantity that needs the installation according to construction environment, only need when using through wired network or wireless network connect the operation can, the circuit is simple, can synchronous operation through point accuse radio station 15 at the in-process that jacking hydraulic cylinder 3 moved, then jacking hydraulic cylinder 3 is when moving, the difference of the 3 direct movable ends of every group jacking hydraulic cylinder operation interval can not exceed 0.05mm, thereby guarantee more steady of operation, according to network synchro control, it is bigger to ensure the control range.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, a plurality of structures of the emergency knob, the speed regulating valve, the safety overflow valve, the one-way valve, the hydraulic pump, the electromagnetic directional valve, the oil suction pump, the coupling, the oil pump and the oil return pump are arranged in one protective casing, so that the jacking device is more convenient to install and saves more time;
2. the jacking device is controlled by the point control radio station and the synchronous timing system, the traditional oil pipe communication is replaced by a wired network or a wireless network, the assembly form is simpler, the circuit control is simpler, the miniaturized jacking device runs more stably, the maximum controllable lifting distance is 0.05mm, the high synchronous positioning is realized, and large components such as a bridge floor are better protected;
3. according to the invention, the miniaturized jacking device is controlled by a network, the jacking device can be automatically installed according to installation requirements, the number of the jacking devices is not limited, the network control is realized, the installation range is large, the synchronous control range is wider, and the requirement of the prior art on bridge deck maintenance is better met.
Drawings
FIG. 1 is a schematic block diagram of the system of the present invention;
FIG. 2 is a schematic block diagram of a control system of the present invention;
FIG. 3 is a schematic block diagram of a synchronous software control system of the present invention.
In the figure: 1. a protective housing; 2. an oil tank; 3. a jack; 4. an emergency knob; 5. a speed regulating valve; 6. a safety overflow valve; 7. a one-way valve; 8. a hydraulic pump; 9. an electromagnetic directional valve; 10. an oil suction pump; 11. a coupling; 12. an oil pump; 13. an oil return pump; 14. a jacking device controller; 15. controlling the radio station by a point; 16. a synchronous control software system; 161. a main control center control unit; 162. a signal receiving unit; 163. a position pressure sensor signal comparison unit; 164. a signal output unit; 17. a digital conversion radio station; 18. the main control radio station.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a subminiature integrated synchronous jacking device comprises a protective casing 1, wherein an outer wall of the protective casing 1 is communicated or embedded with an oil tank 2, the oil tank 2 and the protective casing 1 can be of a split structure or an integrated structure, an oil outlet cavity pipe is arranged in an inner cavity of the protective casing 1 and an inner cavity outside a jacking hydraulic oil cylinder, namely, an oil pipe is arranged in a cavity in the inner cavity of the protective casing 1, the inner space of the protective casing 1 is fully utilized, the protective casing 1 is connected with the jacking hydraulic oil cylinder 3, an emergency knob 4, a speed regulating valve 5, a safety overflow valve 6, a one-way valve 7, a hydraulic pump 8, an electromagnetic directional valve 9, an oil suction pump 10, a coupler 11, an oil pump 12 and an oil return pump 13 are sequentially arranged on the protective casing 1, the integral volume of a jacking device is reduced, and each group of protective casings 1 is electrically connected with a jacking device controller 14, jacking device controller 14 passes through network connection point control cabinet 15, the two-way electric connection number pass radio station 17 of point control cabinet 15, the number pass radio station of the two-way wireless connection master control radio station 18 of number pass radio station 17.
The jacking device controller 14 is electrically connected with and controls the hydraulic pump 8 and the electromagnetic directional valve 9 in the protective casing 1, and is provided with an interface which is electrically connected with the jacking height sensor and the hydraulic pressure sensor so as to obtain the working state in jacking construction. The plurality of jacking device controllers 14 receive synchronous jacking commands sent by the plurality of jacking device controllers through a wired network and the point control console 15 and feed back various working states and real-time parameters to the plurality of jacking device controllers. The jacking device controller 14 is powered by lead storage batteries or lithium batteries, and a group of detachable lithium batteries can be mounted in each jacking device, and can also be connected to a common lead storage battery pack or other power supplies.
The point control console 15 has the functions of a keyboard and a display screen, can set project parameters such as synchronous jacking height and jacking speed in the point control console through man-machine conversation, issues synchronous jacking commands to the subordinate jacking device controllers 14 through a wired network, receives construction parameters such as real-time jacking height and working state transmitted by the jacking device controllers, and simultaneously displays the construction parameters on the display screen. And the data transmission radio can be connected with the master control station to receive and send the engineering commands and the construction parameters of the master control station. The point control console is used as a relay system which is started and stopped at the moment, and the master control console can synchronously command and collect information of a plurality of point control consoles through the mechanism so as to achieve large-range synchronous jacking control.
The using method of the jacking device comprises the following steps:
s1: carrying out integral measurement and detection on the viaduct to be renovated, carrying out measurement according to the connection relationship between the piers and the bridge deck and the distance between the piers, analyzing each base point for supporting the bridge, and then installing each jacking device at the connection position of the piers and the bridge deck;
s2: after all jacking is determined to be installed and checked to be correct, if the small-range single-point synchronous control is adopted, engineering construction parameters can be set on a point control console; if the large-range multipoint synchronous control is adopted, the engineering construction parameters can be set in the master control console, and meanwhile, each point control console can be set to be in a relay working mode. Then starting a synchronous control command;
s3: and after receiving the synchronous jacking command, each jacking device controller 14 compares the data of the jacking height sensor and the hydraulic pressure sensor with the jacking height and the jacking speed in the command to control the jacking height and the jacking speed of the hydraulic oil cylinder of the jacking device. If abnormal conditions such as damage of an oil cylinder oil pump and the like exist, the abnormal conditions can be immediately notified to a point control console and a main control console through a network, and the fault operation is carried out. The point control radio station 15 can simultaneously operate a plurality of groups of jacking hydraulic oil cylinders 3, so that the jacking hydraulic oil cylinders 3 can move up and down, a motor is started, an electromagnetic valve is powered on, and the load is relieved; when the motor is turned off and the electromagnetic directional valve 9 is powered off, the load pressure can still be kept; the descending speed can be adjusted, but is not uniform under the influence of the load;
s4: this device when installation, because the individual is convenient for install for a short time, and can install automatically and confirm the quantity that needs the installation according to construction environment, only need when using through wired network or wireless network connect the operation can, the circuit is simple, can synchronous operation through point accuse radio station 15 at the in-process that jacking hydraulic cylinder 3 moved, then jacking hydraulic cylinder 3 is when moving, the difference of the 3 direct movable ends of every group jacking hydraulic cylinder operation interval can not exceed 0.05mm, thereby guarantee more steady of operation, according to network synchro control, it is bigger to ensure the control range.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes may be made in these embodiments, and that modifications, substitutions and alterations may be made thereto without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. Subminiature integral type synchronous jacking device, including protection casing (1), its characterized in that: the outer wall intercommunication oil tank or embedded oil tank (2) of protection casing (1), the integrative jacking hydraulic cylinder (3) of protection casing (1), set gradually emergency knob (4), governing valve (5), safe overflow valve (6), check valve (7), hydraulic pump (8), electromagnetic directional valve (9), oil suction pump (10), shaft coupling (11), oil pump (12) and time oil pump (13), every group on protection casing (1) the equal electric connection jacking device controller (14) of protection casing (1), jacking device controller (14) are through network connection point control cabinet (15), point control cabinet (15) two-way electric connection number transfer station (17), number transfer station (17) wireless two-way connection master control radio station (18).
2. The subminiature integral synchronous jacking device of claim 1, wherein: including synchronous control software system (16) in point control platform (15), synchronous control system (16) includes main control center unit (161), main control center unit (161) electrical output connects signal receiving unit (162) and displacement pressure sensor signal contrast unit (163), two-way electrical output of signal contrast unit (163) connects signal output unit (164), and signal output unit (164) electrical input connection each group jacking device controller (14).
3. The subminiature integral synchronous jacking device of claim 2, wherein: the protective casing (1) and the oil tank (2) can be arranged into an integrated structure.
4. The subminiature integral synchronous jacking device of claim 3, wherein: the power of the jacking device controller (14) is a storage battery and a lithium battery.
5. The subminiature integral synchronous jacking device of claim 4, wherein: each group protection casing (1) all corresponds and sets up a set of jacking device controller (14), and a set of some control consoles (15) of multiunit jacking device controller (14) electrical property input connection.
6. The subminiature integral synchronous jacking device of claim 5, wherein: the using method of the jacking device comprises the following steps:
s1: carrying out integral measurement and detection on the viaduct to be renovated, carrying out measurement according to the connection relationship between the piers and the bridge deck and the distance between the piers, analyzing each base point for supporting the bridge, and then installing each jacking device at the connection position of the piers and the bridge deck;
s2: after all jacking is determined to be installed and checked to be correct, if the small-range single-point synchronous control is adopted, engineering construction parameters can be set on a point control console; if the large-range multipoint synchronous control is adopted, the engineering construction parameters can be set in the master control console, and meanwhile, each point control console can be set to be in a relay working mode; then starting a synchronous control command;
s3: after receiving the synchronous jacking command, each jacking device controller 14 compares the data of the jacking height sensor and the hydraulic pressure sensor with the jacking height and the jacking speed in the command to control the jacking height and the speed of the hydraulic oil cylinder of the jacking device;
if abnormal conditions such as damage of an oil cylinder oil pump and the like exist, the abnormal conditions can be immediately notified to a point control console and a main control console through a network, and the fault operation is carried out; the point control radio station 15 can simultaneously operate a plurality of groups of jacking hydraulic oil cylinders 3, so that the jacking hydraulic oil cylinders 3 can move up and down, a motor is started, an electromagnetic valve is powered on, and the load is relieved; when the motor is turned off and the electromagnetic directional valve 9 is powered off, the load pressure can still be kept; the descending speed can be adjusted, but is not uniform under the influence of the load;
s4: this device when installation, because the individual is convenient for install for a short time, and can install automatically and confirm the quantity that needs the installation according to construction environment, only need when using through wired network or wireless network connect the operation can, the circuit is simple, can synchronous operation through point accuse radio station 15 at the in-process that jacking hydraulic cylinder 3 moved, then jacking hydraulic cylinder 3 is when moving, the difference of the 3 direct movable ends of every group jacking hydraulic cylinder operation interval can not exceed 0.05mm, thereby guarantee more steady of operation, according to network synchro control, it is bigger to ensure the control range.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110758451.1A CN113738720A (en) | 2021-07-05 | 2021-07-05 | Subminiature integrated synchronous jacking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110758451.1A CN113738720A (en) | 2021-07-05 | 2021-07-05 | Subminiature integrated synchronous jacking device |
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| Publication Number | Publication Date |
|---|---|
| CN113738720A true CN113738720A (en) | 2021-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110758451.1A Pending CN113738720A (en) | 2021-07-05 | 2021-07-05 | Subminiature integrated synchronous jacking device |
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| CN (1) | CN113738720A (en) |
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2021
- 2021-07-05 CN CN202110758451.1A patent/CN113738720A/en active Pending
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