CN203901498U - Mobile prefabricated box girder maintenance machine - Google Patents
Mobile prefabricated box girder maintenance machine Download PDFInfo
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- CN203901498U CN203901498U CN201420345688.2U CN201420345688U CN203901498U CN 203901498 U CN203901498 U CN 203901498U CN 201420345688 U CN201420345688 U CN 201420345688U CN 203901498 U CN203901498 U CN 203901498U
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Abstract
A mobile prefabricated box girder maintenance machine is characterized in that an electric control box and a booster pump are arranged on a maintenance truck; a solenoid valve YV is arranged on the booster pump; a water inlet pipe is connected with a water inlet of the solenoid valve, and a water outlet of the solenoid valve is connected with a water outlet pipe which is mounted and fixed on a support; an emergency stop button and electric indicating lamps are arranged on a panel of the electric control box; a three-phase circuit breaker, a microcomputer timing switch, a phase sequence protector, fuses, a time relay, contactors, a minimum pressure controller, a thermal relay and a wiring terminal strip are mounted on an inner back plate of the electric control box; control elements in the electric control box as well as the button and the indicating lamps on the panel are connected with the wiring terminal strip through leads. According to the machine, the time controller is arranged, so that automatic spraying maintenance can be realized and can be performed on prefabricated box girder body parts at different working stations, the quality of a prefabricated box girder is guaranteed, manpower and financial resource inputs are reduced, the construction schedule is accelerated, and the construction quality is guaranteed.
Description
Technical field
The utility model relates to a kind of prefabricated case beam maintenance of equipment, specifically a kind of movable prefabricated case beam maintaining machine.
Background technology
In the prior art, coagulation precast beam body is covered to geotextiles or other material which can retain moisture, manually the method for watering or automatic spray is carried out maintenance; People develop new equipment and further adopt new method to carry out maintenance to precast beam, and obtain certain good effect, as patent publication No. CN101269522A discloses a kind of directly ventilated type full-automatic concrete constant-temperature moisture-keeping maintaining machine, by temperature intelligent adjusting apparatus and intelligent humidity adjusting apparatus, select to regulate after suitable temperature and humidity, by micro-control circuit, governor circuit with add the work that circuit temperature is controlled moisturizing magnetic valve, spray solenoid valve, small pump, spraying machine, for concrete goods heats and two kinds of maintenances of humidification.The utility model patent of number of patent application 201020513628.9 discloses a kind of highway bridge prefabrication beam field automatic spray curing system, this system is that electronic water level instrument is set in storage tank, limnimeter is connected with limnimeter controller, by circulating time condenser, is connected with the duct type booster water pump that is arranged at respectively water tank outside; Form sprinkling curing system with several automatic sprinklers, little case beam or T beam are carried out to concrete curing.The utility model of number of patent application 201320229114.4 discloses water-saving precasting yard automatic spray curing system, adopts the time relay and humiture automated collection systems, and the two is played to the controller of control; Relay connects controls high-pressure hydraulic pump, water pipe and spray header to the maintenance of T-shaped precast beam spray.But the new method of above-mentioned new equipment and employing is carried out maintenance to precast beam, Shortcomings still, patent publication No. CN101269522A discloses a kind of directly ventilated type full-automatic concrete constant-temperature moisture-keeping maintaining machine, concrete goods are heated with two kinds of maintenances of humidification and must implement very complete workshop in sealing, could realize concrete goods are heated and two kinds of maintenances of humidification, device structure is complicated, investment is large, must carry out in fixation means (workshop) simultaneously, otherwise, be impossible realize, there is irremovable problem in this equipment simultaneously.The disclosed a kind of highway bridge prefabrication beam automatic spray curing system of number of patent application 201020513628.9 and number of patent application 201320229114.4, disclosing water-saving precasting yard braking spray curing means, is all also that fixed point location is carried out maintenance at prefabricated scene to precast beam.Due to railway line length, build a bridge many, in-situ precast beam is carried out to maintenance, need to dismantle curing means on former precast beam is arranged on new prefabricated scene precast beam is carried out to maintenance, this dismounting-transition-installation has a strong impact on project progress, increases workmen's labour intensity and the construction cost of enterprise.
Summary of the invention
The purpose of this utility model is the deficiency of recuperating and protecting for existing prefabricated case beam, a kind of movable prefabricated case beam maintaining machine is provided, this movable prefabricated case beam maintaining machine, different station and concrete beam body maintenance have been solved, assurance beams of concrete all the time in best moisture state, has improved maintenance quality within curing period.Alleviate workmen's labour intensity, improved maintenance quality and project progress, saved implementation cost.
The technical solution of the utility model is: a kind of movable prefabricated case beam automatic maintenance machine, comprises that packaged type is cared the car, universal wheel, electric cabinet, water pipe, hitch frame, booster pump, control element, executive component and control circuit; It is characterized in that: by rectangular frame, universal wheel and bracing frame, form and care the car; On caring the car, be provided with electric cabinet and booster pump, booster pump is provided with magnetic valve YV; Bracing frame is welded on cares the car on rectangular frame, and outlet pipe is fixed on bracing frame upper end; Water inlet pipe is connected with the water inlet of magnetic valve YV, and the delivery port of magnetic valve is connected with one end of outlet pipe; The other end of outlet pipe is connected with plastic flexible pipe.
Electric cabinet described in the utility model, control panel hinge is arranged on electric cabinet, is provided with scram button SB, power supply indicator H0, the first indicator lamp H1 on control panel, the second indicator lamp H2, the 3rd indicator lamp H3;
Three-phase breaker QF, microcomputer timing switch, phase sequence relay, the first fuse FU1, the second fuse FU2, the 3rd fuse FU3, time relay KT(dual-time controller are installed on electric cabinet inner back wall plate), the first contactor KM1, the second contactor KM2, minimum pressure controller (pressure switch), electrothermal relay and connecting terminal block; Control element in electric cabinet is all connected with connecting terminal block by wire with button, indicator lamp on panel.
Control circuit described in the utility model; 380V three-phase four-wire power (L1, L2, L3) is connected with three-phase breaker QF end of incoming cables; three-phase breaker QF leading-out terminal (U, V, a W) road and the first contactor KM1, electrothermal relay, booster pump M(motor) be connected in parallel; another road and phase sequence relay are connected in parallel, at booster pump M(motor) be also provided with ground protection line PE on shell.
Between the third phase W and zero-power line N of described three phase mains, what be connected in parallel has a power supply indicator H0, and series winding connects the first fuse FU1.
The third phase W of described three phase mains is connected with first normally opened contact KM2-1 the first terminals of phase sequence relay, the second contactor KM2.
Described the second contactor KM2 first often open touch KM2-1 the second terminals, the 3rd terminals respectively with time relay KT(dual-time relay) the 5. pin, the 6. pin be connected in parallel, three normally opened contact leading-out terminals of the second contactor KM2 are connected in parallel with three magnetic valve YV respectively; The leading-out terminal of three magnetic valve YV is connected with zero-power line N, meanwhile, and the first indicator lamp H1 being connected in parallel on the leading-out terminal of three magnetic valve YV, the second indicator lamp H2, the 3rd indicator lamp H3.
Described microcomputer timing Switching Power Supply inlet wire interface (entering) is connected with third phase W, the zero-power line N of three phase mains respectively with zero line interface (T1), between the third phase W of three phase mains and microcomputer timing switch inlet wire interface (entering), is serially connected with the 3rd fuse FU3; Between zero-power line N and microcomputer timing switch zero line interface (T), be serially connected with scram button SB, (the going out) of microcomputer timing output switching terminal mouth and the second contactor KM2, the first contactor KM1, time relay KT(dual-time relay) 7. pin with 8. pin be connected;
The second described contactor KM2 is connected with the second normally opened contact KM1-2 of the first contactor KM1; The first described contactor KM1 is connected with the normally opened contact of electrothermal relay contact, phase sequence relay normally opened contact, minimum pressure controller;
The the second normally opened contact KM1-2 leading-out terminal that has the second fuse FU2, the first contactor KM1, the normally opened contact leading-out terminal of minimum pressure controller, the time relay KT(dual-time relay of the upper serial connection of described microcomputer timing output switching terminal zero line (T2)) the 2. pin.
The beneficial effects of the utility model are: a kind of movable prefabricated case beam automatic maintenance machine, this movable prefabricated case beam automatic maintenance machine can be realized automatic spray maintenance, when automatic spray, by setup times controller, prefabricated case beam body region to different station sprays maintenance, makes prefabricated case beam between curing period, remain required moisture state, and has reduced the input of manpower and financial resources, accelerating construction progress, has guaranteed construction quality.
Accompanying drawing explanation
Below in conjunction with accompanying drawing and example, the utility model is described in detail;
Fig. 1 is structural representation of the present utility model;
Fig. 2 is distribution box internal structure schematic diagram of the present utility model;
Fig. 3 is circuit theory diagrams of the present utility model.
In Figure of description 1, framework, 2, universal wheel, 3, bracing frame, 4, booster pump, 5, water inlet pipe, 5 ', outlet pipe, 6, electric cabinet, 7, microcomputer timing switch, 8, phase sequence relay, 9, electrothermal relay, 10, minimum pressure controller, 11, connecting terminal block, QF, breaker, KM1, the first contactor, KM2 the second contactor, FU1, the first fuse, FU2, the second fuse, FU3, the 3rd fuse, KT, the time relay (dual-time relay), SB, stop button, YV, magnetic valve, H0, power supply indicator, H1, the first indicator lamp, H2, the second indicator lamp, H3, the 3rd indicator lamp.
The specific embodiment
In the embodiment shown in the utility model Fig. 1, by rectangular frame 1, universal 2 and bracing frame 3 form and care the car; On caring the car, be provided with electric cabinet 6 and booster pump 4, booster pump 4 is provided with magnetic valve YV; Bracing frame 3 is welded on cares the car on rectangular frame 1, outlet pipe 5 ' the be fixed on upper end of bracing frame 3; Water inlet pipe 5 is connected with the water inlet of magnetic valve YV, the delivery port of magnetic valve YV and outlet pipe 5 ' one end be connected; Outlet pipe 5 ' the other end be connected with plastic flexible pipe.Control panel hinge is arranged on electric cabinet 6, is provided with scram button SB, power supply indicator H0, the first indicator lamp H1 on control panel, the second indicator lamp H2, the 3rd indicator lamp H3; Three-phase breaker QF, microcomputer timing switch 7, phase sequence relay 8, the first fuse FU1, the second fuse FU2, the 3rd fuse FU3, time relay KT(dual-time controller are installed on the rear wall plate in electric cabinet), the first contactor KM1, the second contactor KM2, electrothermal relay 9, minimum pressure controller (pressure switch) 10 and connecting terminal block 11; Control element in electric cabinet is all connected with connecting terminal block by wire with button, indicator lamp on panel.
380V three-phase four-wire power (L1, L2, L3) is connected with three-phase breaker QF end of incoming cables; three-phase breaker QF leading-out terminal (U, V, a W) road and the first contactor KM1, electrothermal relay 9, motor M are connected in parallel; another road and phase sequence relay 8 are connected in parallel; booster pump 4 fits together with motor M (booster pump), is also provided with ground protection line PE on motor housing.
Between the third phase W and zero-power line N of three phase mains, what be connected in parallel has a power supply indicator H0, and series winding connects the first fuse FU1.
The third phase W of three phase mains is connected with first normally opened contact KM2-1 the first terminals of phase sequence relay 8, the second contactor KM2, for it provides 220V power supply.
The second end of incoming cables of second contactor KM2 the first normally opened contact KM2-1, the 3rd end of incoming cables and time relay KT(dual-time relay) 5. pin, 6. pin be connected in parallel, the leading-out terminal of second contactor KM2 the first normally opened contact KM2-1 is connected in parallel with three magnetic valve YV respectively; The leading-out terminal of three magnetic valve YV is connected with zero-power line N, meanwhile, and the first indicator lamp H1 being connected in parallel respectively on the leading-out terminal of three magnetic valve YV, the second indicator lamp H2, the 3rd indicator lamp H3.
The electric power incoming line interface (entering) of microcomputer timing switch 7 is connected with third phase W, the zero-power line N of three phase mains respectively with zero-power line interface (T1), between the third phase W of three phase mains and microcomputer timing switch inlet wire interface (entering), is serially connected with the 3rd fuse FU3; Between zero-power line N and microcomputer timing switch 7 zero line interfaces (T1), be serially connected with scram button SB, (the going out) of microcomputer timing switch 7 output ports and the second contactor KM2, the first contactor KM1, the time relay (dual-time relay) KT 7. pin with 8. pin be connected; The second contactor KM2 is connected with the second normally opened contact KM1-2 of the first contactor KM1; The first contactor KM1 is connected with the normally opened contact of electrothermal relay 9 normally-closed contact 9-1, phase sequence relay 8 normally opened contact 8-1, minimum pressure controller 10;
The the second normally opened contact KM1-2 leading-out terminal that has the second fuse FU2, the first contactor KM1, the normally opened contact leading-out terminal of minimum pressure controller 10, the time relay KT(dual-time relay of the upper serial connection of microcomputer timing switch 7 output zero lines (T2)) the 2. pin.
Method of operating of the present utility model is:
Power-on master switch QF, after the time that arrival sets, microcomputer timing switch 7 is started working, and controls two A.C. contactors (KM1, KM2) energising, wherein the first A.C. contactor KM1 controls booster pump 4, the second A.C. contactor KM2 and controls dual-time controller KT.According to requirement and the evaporation capacity of beam body different parts maintenance water, set the duration of dual-time controller KT, control respectively 2 magnetic valves and work alone the time, realize the object that different parts has the maintenance of different spray.The time rear electromagnetic valve YV that reaches dual-time controller KT setting closes automatically, and this operation cycle finishes, and waits for and arrives the next pre-set time of microcomputer timing switch 7, and system is opened again, completes next operation cycle.Phase sequence relay 8 is mainly that protection booster motor M can phase shortage and reversion; Minimum pressure controller 10 is mainly that protection booster pump during too low or lack of water, can not damage water pump packing part at hydraulic pressure.
Set as required microcomputer time controller switch time, determine machine opening times every day and each working time, set dual-time controller duration, determine respectively precast beam body and precast beam face working time.Rotary nozzle, arranges the position of different shower nozzle quantity and spray as required.
Claims (3)
1. a movable prefabricated case beam maintaining machine, comprise can care the car, electric cabinet, water pipe, booster pump, control element, executive component and control circuit; It is characterized in that: by rectangular frame, universal wheel and bracing frame, form and care the car; On caring the car, be provided with electric cabinet and booster pump, booster pump is provided with magnetic valve YV; Bracing frame is welded on cares the car on rectangular frame, and outlet pipe is fixed on bracing frame upper end; Water inlet pipe is connected with the water inlet of magnetic valve YV, and the delivery port of magnetic valve is connected with one end of outlet pipe; The other end of outlet pipe is connected with plastic flexible pipe; Control panel hinge is arranged on electric cabinet, is provided with scram button SB, power supply indicator H0, the first indicator lamp H1 on control panel, the second indicator lamp H2, the 3rd indicator lamp H3; Three-phase breaker QF, microcomputer timing switch, phase sequence relay, the first fuse FU1, the second fuse FU2, the 3rd fuse FU3, time relay KT, the first contactor KM1, the second contactor KM2, minimum pressure controller, electrothermal relay and connecting terminal block are installed on electric cabinet inner back wall plate; Control element in electric cabinet is all connected with connecting terminal block by wire with button, indicator lamp on panel; 380V three-phase four-wire power (L1, L2, L3) is connected with three-phase breaker QF end of incoming cables; three-phase breaker QF leading-out terminal (U, V, a W) road and the first contactor KM1, electrothermal relay, booster pump M are connected in parallel; another road and phase sequence relay are connected in parallel, and are also provided with ground protection line PE on booster pump M shell.
2. a kind of movable prefabricated case beam maintaining machine according to claim 1, is characterized in that: between the third phase W and zero-power line N of described three phase mains, what be connected in parallel has a power supply indicator H0, and series winding connects the first fuse FU1;
The third phase W of described three phase mains is connected with first normally opened contact KM2-1 the first terminals of phase sequence relay, the second contactor KM2;
Described the second contactor KM2 first often open touch KM2-1 the second terminals, the 3rd terminals respectively with time relay KT the 5. pin, the 6. pin be connected in parallel, three normally opened contact leading-out terminals of the second contactor KM2 are connected in parallel with three magnetic valve YV respectively; The leading-out terminal of three magnetic valve YV is connected with zero-power line N, meanwhile, and the first indicator lamp H1 being connected in parallel on the leading-out terminal of three magnetic valve YV, the second indicator lamp H2, the 3rd indicator lamp H3.
3. a kind of movable prefabricated case beam maintaining machine according to claim 1, it is characterized in that: described microcomputer timing Switching Power Supply inlet wire interface is connected with third phase W, the zero-power line N of three phase mains respectively with zero line interface, between the third phase W of three phase mains and microcomputer timing switch inlet wire interface, be serially connected with the 3rd fuse FU3; Between zero-power line N and microcomputer timing switch zero line interface, be serially connected with scram button SB, microcomputer timing output switching terminal mouth with the second contactor KM2, the first contactor KM1, time relay KT 7. pin with 8. pin be connected; The second described contactor KM2 is connected with the second normally opened contact KM1-2 of the first contactor KM1; The first described contactor KM1 is connected with the normally opened contact of electrothermal relay contact, phase sequence relay normally opened contact, minimum pressure controller;
The second described contactor KM2 is connected with the second normally opened contact KM1-2 of the first contactor KM1; The first described contactor KM1 is connected with the normally opened contact of electrothermal relay contact, phase sequence relay normally opened contact, minimum pressure controller;
The 2. pin of the second normally opened contact KM1-2 leading-out terminal that has the second fuse FU2, the first contactor KM1 being connected in series on described microcomputer timing output switching terminal zero line, the normally opened contact leading-out terminal of minimum pressure controller, time relay KT.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420345688.2U CN203901498U (en) | 2014-06-27 | 2014-06-27 | Mobile prefabricated box girder maintenance machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420345688.2U CN203901498U (en) | 2014-06-27 | 2014-06-27 | Mobile prefabricated box girder maintenance machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203901498U true CN203901498U (en) | 2014-10-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420345688.2U Withdrawn - After Issue CN203901498U (en) | 2014-06-27 | 2014-06-27 | Mobile prefabricated box girder maintenance machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN203901498U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104070597A (en) * | 2014-06-27 | 2014-10-01 | 中铁十一局集团第一工程有限公司 | Mobile precast box girder curing machine |
| CN109232020A (en) * | 2018-08-14 | 2019-01-18 | 中铁十二局集团有限公司 | The sprinkling equipment of box beam and the spraying method of box beam |
-
2014
- 2014-06-27 CN CN201420345688.2U patent/CN203901498U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104070597A (en) * | 2014-06-27 | 2014-10-01 | 中铁十一局集团第一工程有限公司 | Mobile precast box girder curing machine |
| CN104070597B (en) * | 2014-06-27 | 2016-05-18 | 中铁十一局集团第一工程有限公司 | A kind of movable prefabricated case beam maintaining machine |
| CN109232020A (en) * | 2018-08-14 | 2019-01-18 | 中铁十二局集团有限公司 | The sprinkling equipment of box beam and the spraying method of box beam |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141029 Effective date of abandoning: 20160518 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |