CN108894125A

CN108894125A - A kind of maintenance unit of bridge

Info

Publication number: CN108894125A
Application number: CN201811075765.6A
Authority: CN
Inventors: 姚丽珍
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-09-14
Filing date: 2018-09-14
Publication date: 2018-11-27

Abstract

The invention discloses a kind of maintenance units of bridge,Including pedestal,The chassis interior four corners are provided with a sealing space,Center is provided with an oil liquid storage space between the sealing space,And the inside of the sealing space is fixedly installed a hydraulic press,The upper surface four corners of the pedestal are fixedly installed a hydraulic lifting axis,The enclosure interior is provided with a driving space,The left end wall in the driving space is fixedly installed a driving motor,The internal body is provided with a control device,The lower end rotation of the pedestal is provided with a driving wheel,The configuration of the present invention is simple,It is easy to operate,Being discharged into hydraulic oil by hydraulic press or absorbing makes hydraulic lifting axis realize lifting inside hydraulic lifting shaft,Ensure the stability of equipment work,The switching for realizing motion state is engaged and is detached from using gear,It avoids interfering,Guarantee the reliability of equipment work,The setting of constructing device guarantees the safety of operator to a certain extent.

Description

A kind of maintenance unit of bridge

Technical field

The present invention relates to Architectural Equipment technical field, specially a kind of maintenance unit of bridge.

Background technique

As the process of modernization promotes, the various modern architectures in China are increasing, especially highway bridge project It is increasing, but since China starts late, in order to shorten the technology gap with other countries, at work on the stressing of the heart Have offset, more focus on technology research and development, and ignore technical maintenance, so that substantially reduce highway bridge uses the longevity Life.

Summary of the invention

The purpose of the present invention is to provide a kind of maintenance units of bridge, for overcoming drawbacks described above in the prior art.

A kind of maintenance unit of bridge according to the present invention, including pedestal, the chassis interior four corners are provided with one Sealing space, center is provided with an oil liquid storage space, and the inside of the sealing space between the sealing space It is fixedly installed a hydraulic press, the upper surface four corners of the pedestal are fixedly installed a hydraulic lifting axis, the hydraulic press Upper end be fixedly connected with first pipe, the upper end of the first pipe passes through the upper end wall and hydraulic lifting axis of sealing space Lower end surface is fixedly connected, and the inside of the first pipe is fixedly installed the first solenoid valve, and the hydraulic press is stored up close to oil liquid The one end for depositing space is fixedly connected with second pipe, and the second pipe passes through the end wall of sealing space far from one end of hydraulic press Setting is connected to the end wall of oil liquid storage space, and the inside of the second pipe is fixedly installed second solenoid valve, the liquid The upper surface of pressure lifting shaft is fixedly connected with a body, and the internal body is provided with a sliding space, under the sliding space End wall is internally provided with a sliding groove that Open Side Down, and the sliding groove is connected with sliding space, in the sliding space Portion's sliding is provided with a cabinet, and the box house is provided with first gear chamber, and the first gear chamber upper inside is provided with The downside engagement of one symmetrical first spur gear in front and back, first spur gear is connected with the second spur gear, rear side described first Spur gear fixing sleeve is connected to a Rotational Cylindrical, and the left and right ends of the Rotational Cylindrical and the fixed rotation of the left hand end wall of first gear chamber connect It connects, the Rotational Cylindrical is internally provided with one or so perforative through-hole, before the first gear chamber left and right sides is symmetrically arranged with one Symmetrically arranged lifting space afterwards, the lifting space interior is provided with a rotating wheel, and winds and set on the rotating wheel wheel body It is equipped with a high-strength steel cable, the lower end wall that the lower end of the high-strength steel cable passes through lifting space is fixedly connected with a fixation and hangs Ring, the fixed hanging ring right end are fixedly connected with a constructing device, and the right side of the left side rotating wheel is fixedly connected once Shaft, the left end wall that the right end of the rotating shaft passes through right end wall and the right side rotating wheel in the left side lifting space are fixed Connection, the left end pars intramuralis of the sliding space are provided with a transformation space, and it is right that the transformation space is internally provided with a front and back The fixed pulley of title is provided with a friction band between the fixed pulley, is provided with a tensioning device on the upside of the friction band, described The upper surface of tensioning device is fixedly connected with an impeller-hub, and the upper end wall of the transformation space is internally provided with a promotion space, The upper end wall for pushing space is fixedly installed the first electromagnet, and the lower Slideslip of first electromagnet is provided with the second electricity Magnet, the upper end wall that the upper end of the impeller-hub passes through transformation space are fixedly connected with the lower end surface of the second electromagnet, the change The left end pars intramuralis for changing space is provided with a mobile space, and the aft bulkhead of the mobile space is internally provided with a working space, The working space aft bulkhead is fixedly installed an air engine, and the left and right end of the air engine is symmetrically arranged with third pipeline, institute It states the left hand end wall that third pipeline passes through working space far from one end of air engine and is connected to setting with the left hand end wall of mobile space, And third solenoid valve is fixedly installed inside the third pipeline, the mobile space internal slide is provided with a shell, described Enclosure interior is provided with a driving space, and the left end wall in the driving space is fixedly installed a driving motor, the driving electricity The right end of machine has been connected by power a drive shaft, and a switching space is provided between the transformation space and sliding space, described to cut It changes on rear side of space interior and is provided with the 5th spur gear, the front side of the 5th spur gear is engageable to be connected with the 6th spur gear, institute The left side of right end wall and the 6th spur gear that the right end for stating drive shaft passes through driving space is fixedly connected, and the drive shaft The fixed pulley fixing sleeve load of axis body and front side connects, and the fixed rotary type of rear side of the switching space left end wall is connected with one Axis, the right end wall that the silk axis right end passes through switching space are connected with the right end wall rotary type of sliding space, and the silk axis Axis body is fixedly attached with the 5th spur gear respectively, and is fixedly attached with front side first spur gear, the sliding space Fixed rotary type is connected with a thread spindle on rear side of right end wall, and the left end of the thread spindle passes through a left side for the left end wall sum of sliding space The connection of end wall rotary type, and the thread spindle and the rear side fixed pulley are fixedly attached, the internal body is provided with a control The lower end rotation of device, the pedestal is provided with a driving wheel.

Further technical solution, the tensioning device include the fixed block, and the fixed block is internally provided with one and opens Mouthful downward and pre-and post perforative lock chamber, the lock chamber are internally provided with an expansion tightening wheel, and the expansion tightening wheel fixing sleeve is connected to one The left and right ends of rotary shaft, the rotary shaft are connected with the fixed rotary type of the left hand end wall of lock chamber.

Further technical solution, the constructing device include the fuselage, the fuselage interior be provided with an opening to On operating space, the front and back side of the operating space is symmetrically arranged with the rotation space of an opening outwardly, and the rotation is empty Between be connected with operating space, the upper end wall rotary type of the rotation space is connected with a rotation axis, on the rotation axis axis body It is socketed with a sliding shoe, and the end wall of the sliding shoe and rotation space is slidably connected, the front/rear end of the sliding shoe It is fixedly connected with a solid shafting symmetrical above and below, the solid shafting passes through sliding cavity far from one end of sliding shoe and is fixedly connected with one Foot pedal, the lower end wall of the rotation space are internally provided with second gear chamber, and the second gear chamber upper inside is provided with First bevel gear, the lower end wall that the lower end of the rotation axis passes through rotation space are fixedly connected with the upper surface of first bevel gear, It is provided with a transmission space between the symmetrical second gear chamber in front and back, the transmission space is internally provided with third straight-tooth Wheel, the rear side engagement of the front side first bevel gear are connected with second bevel gear, the front side engagement of the rear side first bevel gear It is connected with third hand tap gear, the rear end face of the second bevel gear is fixedly connected with a connecting shaft, and the rear end of the connecting shaft is worn The aft bulkhead for crossing the front side second gear chamber is fixedly connected with the front end face of third hand tap gear, and the third spur gear and company Spindle fixing sleeve load connects, and the upper end wall of the transmission space is internally provided with a rotation chamber that Open Side Down, the rotation chamber It is internally provided with the 4th spur gear, and the 4th spur gear and third spur gear are connected by meshing transmission, before the rotation chamber End wall is internally provided with a power space, and power space front bulkhead is fixedly installed a motor, after the motor End has been connected by power a line shaft, and the rear end of the line shaft passes through the aft bulkhead in power space and the front end face of the 4th spur gear It is fixedly connected.

Further technical solution, the control device include the control space, and the upper end wall in the control space is solid Surely it is provided with a controller, the lower end signal of the controller is connected with a signal wire.

The magnetic induction coil of further technical solution, first electromagnet and the winding of the second electromagnet is contrary, And the front end face of second electromagnet is fixedly connected with a symmetrical compressed spring.

Further technical solution, the thread spindle passes through through-hole, and is threadedly engaged connection with the cabinet.

When original state, hydraulic press, second solenoid valve, the first solenoid valve, air engine, driving motor, third solenoid valve, electricity Motivation is all in closed state, and the first electromagnet and the second electromagnet are also not powered on, and friction band is in soft state, hydraulic Lifting shaft is in extreme lower position, and constructing device is located at the upper surface of pedestal, and the 5th spur gear and the 6th in switching space are straight Gear is in meshing state.

When needing to repair detection to bridge, firstly, moving the device into designated position by driving device, reduce The friction of equipment itself and ground is convenient for operator's mobile device, improves the service life of equipment, then, hydraulic press starting, First solenoid valve and second solenoid valve are opened, and the hydraulic oil in oil liquid storage space is drained into hydraulic lifting axis by hydraulic press Portion makes hydraulic lifting axis be increased to designated position, at this point, increasing since driving motor is in close state in hydraulic lifting axis While, drive constructing device to increase, be using hydraulicdriven purpose, hydraulic system with respect to stability and high efficiency and safety, It can reinforce the safety of operator to a certain extent, then, driving motor starting drives constructing device to drop to the upper of pedestal End face, then, operator are stepped on the footrests, at the same time, motor start-up, line shaft rotation, to make on foot pedal It rises, when foot pedal rises to extreme higher position, the hyperphoric foot pedal to inside of the foot pedal in operator from outside, then, electricity Motivation reversion, operator is taken to inside operating space safely, wherein the lifting that foot pedal is driven by motor is convenient for Operator enters inside operating space from external security, guarantees the personal safety of operator, enhances the safety of equipment, Secondly, driving motor start, drive shaft turns, drive rotating wheel rotation, thus make constructing device be increased to specified position into Row maintenance, and repair in time can not be with regard to a position, at this point, the first electromagnet and the second electromagnet are powered, promotion is risen Tight device squeezes friction band, to make the symmetrical fixed pulley rotation connection in front and back, wherein by air engine, make the 5th Spur gear and the 6th spur gear are disengaged from, and are avoided transmission from interfering, are influenced the accuracy of equipment, finally, owning after the completion of maintenance Homing.

The beneficial effects of the invention are as follows：The configuration of the present invention is simple, it is easy to operate, hydraulic oil is discharged into or is inhaled by hydraulic press Receiving makes hydraulic lifting axis realize lifting inside hydraulic lifting axis, it is ensured that the stability of equipment work is engaged and is detached from using gear The switching for realizing motion state, avoids interfering, and guarantees the reliability of equipment work, and the setting of constructing device guarantees to a certain extent The safety of operator.

Detailed description of the invention

Fig. 1 is overall structure diagram inside a kind of maintenance unit of bridge of the invention；

Fig. 2 is the overlooking structure diagram of A-A in Fig. 1 in the present invention；

Fig. 3 is the partial enlargement structural representation of B in Fig. 1 in the present invention；

Fig. 4 is the inside overall structure diagram of constructing device in the present invention.

Specific embodiment

Below with reference to Fig. 1-4, the present invention is described in detail.

Referring to Fig.1-4, the maintenance unit of a kind of bridge of embodiment according to the present invention, including pedestal 100, the pedestal 100 inside four corners are provided with a sealing space 103, and center is provided with an oil liquid between the sealing space 103 Storage space 102, and the inside of the sealing space 103 is fixedly installed a hydraulic press 104, the upper surface of the pedestal 100 Four corners are fixedly installed a hydraulic lifting axis 109, and the upper end of the hydraulic press 104 is fixedly connected with first pipe 107, institute The upper end for stating first pipe 107 is fixedly connected across the upper end wall of sealing space 103 with the lower end surface of hydraulic lifting axis 109, and The inside of the first pipe 107 is fixedly installed the first solenoid valve 108, and the hydraulic press 104 is close to oil liquid storage space 102 One end be fixedly connected with second pipe 105, the second pipe 105 passes through sealing space 103 far from one end of hydraulic press 104 End wall be connected to setting with the end wall of oil liquid storage space 102, and the inside of the second pipe 105 is fixedly installed the second electricity Magnet valve 106, the upper surface of the hydraulic lifting axis 109 are fixedly connected with a body 112, and the body 112 is internally provided with one Sliding space 113,113 lower end wall of sliding space are internally provided with a sliding groove 114 that Open Side Down, and the sliding groove 114 are connected with sliding space 113, and 113 internal slide of sliding space is provided with a cabinet 121, inside the cabinet 121 It is provided with first gear chamber 118,118 upper inside of first gear chamber is provided with symmetrical first spur gear 120 in front and back, The downside engagement of first spur gear 120 is connected with the second spur gear 119, and rear side first spur gear 120 is fixedly attached There are a Rotational Cylindrical 172, the left and right ends of the Rotational Cylindrical 172 and the fixed rotation connection of the left hand end wall of first gear chamber 118, institute One or so the perforative through-hole 173 that is internally provided with of Rotational Cylindrical 172 is stated, 118 left and right sides of first gear chamber is symmetrically arranged with The one symmetrically arranged lifting space 116 in front and back, the lifting space 116 is internally provided with a rotating wheel 117, and the rotating wheel Winding is provided with a high-strength steel cable 111 on 117 wheel bodys, and the lower end of the high-strength steel cable 111 passes through under lifting space 116 End wall is fixedly connected with a fixed hanging ring 110, and fixed 110 right end of hanging ring is fixedly connected with a constructing device 150, left side institute The right side for stating rotating wheel 117 is fixedly connected with single-revolution axis 171, and the right end of the rotating shaft 171 passes through the left side lifting The right end wall in space 116 is fixedly connected with the left end wall of the right side rotating wheel 117, in the left end wall of the sliding space 113 Portion is provided with a transformation space 140, and the transformation space 140 is internally provided with the symmetrical fixed pulley 128 in a front and back, described to determine cunning A friction band 134 is provided between wheel 128, the upside of the friction band 134 is provided with a tensioning device 125, the tensioner dress The upper surface for setting 125 is fixedly connected with an impeller-hub 145, and the upper end wall of the transformation space 140 is internally provided with promotion sky Between 142, it is described push space 142 upper end wall be fixedly installed the first electromagnet 143, the downside of first electromagnet 143 Sliding is provided with the second electromagnet 144, and the upper end of the impeller-hub 145 passes through the upper end wall and the second electromagnetism of transformation space 140 The lower end surface of iron 144 is fixedly connected, and the left end pars intramuralis of the transformation space 140 is provided with a mobile space 139, the movement The aft bulkhead in space 139 is internally provided with a working space 136, and 136 aft bulkhead of working space is fixedly installed an air Machine 135, the left and right end of the air engine 135 are symmetrically arranged with third pipeline 137, and the third pipeline 137 is far from air engine 135 One end pass through working space 136 left hand end wall setting, and the third pipeline are connected to the left hand end wall of mobile space 139 Third solenoid valve 138 is fixedly installed inside 137,139 internal slide of mobile space is provided with a shell 129, the shell Body 129 is internally provided with a driving space 127, and the left end wall in the driving space 127 is fixedly installed a driving motor 126, The right end of the driving motor 126 has been connected by power a drive shaft 130, sets between the transformation space 140 and sliding space 113 It is equipped with a switching space 132,132 inner back side of switching space is provided with the 5th spur gear 133, the 5th spur gear 133 front side is engageable to be connected with the 6th spur gear 131, and the right end of the drive shaft 130 passes through the right end wall in driving space 127 It is fixedly connected with the left side of the 6th spur gear 131, and the axis body of the drive shaft 130 and the front side fixed pulley 128 are fixed The fixed rotary type of rear side of suit connection, the switching 132 left end wall of space is connected with an axis 115,115 right end of silk axis Right end wall across switching space 132 is connected with the right end wall rotary type of sliding space 113, and the axis body of the silk axis 115 point It is not fixedly attached, and is fixedly attached with front side first spur gear 120, the sliding space 113 with the 5th spur gear 133 Right end wall on rear side of fixed rotary type be connected with a thread spindle 141, the left end of the thread spindle 141 passes through sliding space 113 Left end wall and 140 the connection of left end wall rotary type, and the thread spindle 141 and the rear side fixed pulley 128 are fixedly attached, described Body 112 is internally provided with a control device 170, and the lower end rotation of the pedestal 100 is provided with a driving wheel 101.

Valuably or illustratively, the tensioning device 125 includes the fixed block 149, is set inside the fixed block 149 Being equipped with one, Open Side Down and pre-and post perforative lock chamber 148, and the lock chamber 148 is internally provided with an expansion tightening wheel 146, described to rise 146 fixing sleeve of bearing up pulley is connected to a rotary shaft 147, and the left and right ends of the rotary shaft 147 and the left hand end wall of lock chamber 148 are fixed Rotary type connection, effect is, while by 146 extrusion friction band 134 of expansion tightening wheel, frictional force is excessive while avoiding tensioner And influence the operation of equipment, it is ensured that the stability during equipment moving.

Valuably or illustratively, the constructing device 150 includes the fuselage 169, and the fuselage 169 is internally provided with The operating space 151 of one opening upwards, the front and back side of the operating space 151 are symmetrically arranged with the rotation space of an opening outwardly 152, and the rotation space 152 is connected with operating space 151, the upper end wall rotary type of the rotation space 152 is connected with One rotation axis 153 is socketed with a sliding shoe 155, and the sliding shoe 155 and rotation space 152 on 153 axis body of rotation axis End wall sliding connection, the front/rear end of the sliding shoe 155 is fixedly connected with a solid shafting 156 symmetrical above and below, institute It states the one end of solid shafting 156 far from sliding shoe 155 and is fixedly connected with a foot pedal 157, the rotation space across sliding cavity 154 152 lower end wall is internally provided with second gear chamber 158, and 158 upper inside of second gear chamber is provided with first bevel gear 159, the lower end of the rotation axis 153 passes through the fixed company in upper surface of the lower end wall and first bevel gear 159 of rotation space 152 It connects, is provided with a transmission space 161 between the symmetrical second gear chamber 158 in front and back, is arranged inside the transmission space 161 There is a third spur gear 163, the rear side engagement of the front side first bevel gear 158 is connected with second bevel gear 160, rear side described the The front side engagement of one bevel gear 158 is connected with third hand tap gear 154, and the rear end face of the second bevel gear 160 is fixedly connected with One connecting shaft 162, the rear end of the connecting shaft 162 pass through the aft bulkhead and third hand tap gear of the front side second gear chamber 158 154 front end face is fixedly connected, and the third spur gear 163 and connecting shaft fixing sleeve load connect, the transmission space 161 Upper end wall is internally provided with a rotation chamber 164 that Open Side Down, and the rotation chamber 164 is internally provided with the 4th spur gear 165, and 4th spur gear 165 and third spur gear 163 are connected by meshing transmission, and the front bulkhead of the rotation chamber 164 is internally provided with One power space 166,166 front bulkhead of power space are fixedly installed a motor 167, the rear end of the motor 167 It is connected by power a line shaft 168, the rear end of the line shaft 168 passes through the aft bulkhead and the 4th spur gear in power space 166 165 front end face is fixedly connected, and effect is to drive foot pedal 157 to move up and down by motor 167, be convenient for operator Member's disengaging construction is blue, guarantees the safety of operator.

Valuably or illustratively, the control device 170 includes the control space 124, the control space 124 Upper end wall is fixedly installed a controller 122, and the lower end signal of the controller 122 is connected with a signal wire 123, effect It is the work for the energization and air engine 135 that the first electromagnet 143 and the second electromagnet 144 are controlled by controller 122, it is real The switching of the motion state of existing cabinet 121, enhances the flexibility of equipment, improves the functionality of equipment.

Valuably or illustratively, the magnetic induction coil direction of first electromagnet 143 and the winding of the second electromagnet 144 On the contrary, and the front end face of second electromagnet 144 be fixedly connected with a symmetrical compressed spring 174, effect is, When magnetic induction coil is powered, the magnetic direction of generation is on the contrary, push the sliding of the second electromagnet 144, to make tensioning device 125 extrusion friction bands 134, it is ensured that the reliability during equipment moving.

Valuably or illustratively, the thread spindle 141 pass through through-hole 173, and with 112 company of being threadedly engaged of cabinet It connects, effect is when cabinet 112 slides, to avoid interfering with rear side first spur gear 120.

When original state, hydraulic press 104, second solenoid valve 106, the first solenoid valve 108, air engine 135, driving motor 126, third solenoid valve 138, motor 167 is all in closed state, and the first electromagnet 143 and the second electromagnet 144 are not yet It is powered, friction band 134 is in soft state, and hydraulic lifting axis 109 is in extreme lower position, and constructing device 150 is located at pedestal Upper surface, switch space 132 in the 5th spur gear 133 and the 6th spur gear 131 be in meshing state.

When needing to repair detection to bridge, firstly, designated position is moved the device by driving device 101, The friction of equipment itself and ground is reduced, is convenient for operator's mobile device, improves the service life of equipment, then, hydraulic press 104 startings, the first solenoid valve 108 and second solenoid valve 106 are opened, and hydraulic press 104 is by the hydraulic oil in oil liquid storage space 102 It is drained into inside hydraulic lifting axis 109, hydraulic lifting axis 109 is made to be increased to designated position, at this point, at due to driving motor 126 Constructing device 150 is driven to increase, using hydraulicdriven purpose while hydraulic lifting axis 109 increases in closed state It is that hydraulic system can reinforce the safety of operator with respect to stability and high efficiency and safety to a certain extent, then, driving Motor 126 starts, and drives constructing device 150 to drop to the upper surface of pedestal 100, then, operator steps down in foot pedal 157 On, at the same time, motor 167 starts, and line shaft 168 rotates, to make foot pedal 157 rise, when foot pedal 157 rises to When extreme higher position, the hyperphoric foot pedal 157 to inside of the foot pedal 157 in operator from outside, then, motor 167 are inverted, Operator is taken to safely inside operating space 151, wherein the lifting that foot pedal 157 is driven by motor 167 is convenient for Operator enters inside operating space 151 from external security, guarantees the personal safety of operator, enhances the safety of equipment Property, secondly, driving motor 126 starts, drive shaft 130 is rotated, and drives rotating wheel 117 to rotate, so that constructing device 150 be made to increase It is repaired to specified position, and maintenance is impossible with regard to a position in time, at this point, the first electromagnet 143 and second Electromagnet 144 is powered, and 125 pairs of friction bands 134 of tensioning device is pushed to squeeze, to make symmetrical 128 turns of the fixed pulley in front and back Dynamic connection, wherein by air engine 135, be disengaged from the 5th spur gear 133 and the 6th spur gear 131, avoid transmission dry It disturbs, influences the accuracy of equipment, finally, after the completion of maintenance, all homings.

The beneficial effects of the invention are as follows：The configuration of the present invention is simple, it is easy to operate, hydraulic oil is discharged by hydraulic press 104 Or absorbing makes hydraulic lifting axis 109 realize lifting inside hydraulic lifting shaft 109, it is ensured that the stability of equipment work, using gear Engagement and the switching for being detached from realization motion state, avoid interfering, and guarantee the reliability of equipment work, the setting of constructing device 150 Guarantee the safety of operator to a certain extent.

Those skilled in the art can define, can in the case of not departing from overall spirit of the invention and design To make the various modifications for above embodiments.It falls within the scope of protection of the present invention.Protection scheme of the invention It is subject to claims appended hereto.

Claims

1. a kind of maintenance unit of bridge, including pedestal, the chassis interior four corners are provided with a sealing space, described close Center is provided with an oil liquid storage space between envelope space, and to be fixedly installed one hydraulic for the inside of the sealing space Machine, the upper surface four corners of the pedestal are fixedly installed a hydraulic lifting axis, and the upper end of the hydraulic press is fixedly connected with First pipe, the upper end wall that the upper end of the first pipe passes through sealing space are fixedly connected with the lower end surface of hydraulic lifting axis, And the inside of the first pipe is fixedly installed the first solenoid valve, the hydraulic press is fixed close to one end of oil liquid storage space It is connected with second pipe, the second pipe passes through the end wall and oil liquid storage space of sealing space far from one end of hydraulic press End wall connection setting, and the inside of the second pipe is fixedly installed second solenoid valve, the upper surface of the hydraulic lifting axis It is fixedly connected with a body, the internal body is provided with a sliding space, and the sliding space lower end wall is internally provided with one The sliding groove that Open Side Down, and the sliding groove is connected with sliding space, the sliding space internal slide is provided with a case Body, the box house are provided with first gear chamber, and the first gear chamber upper inside is provided with a front and back symmetrical first The downside engagement of spur gear, first spur gear is connected with the second spur gear, and rear side the first spur gear fixing sleeve is connected to One Rotational Cylindrical, the left and right ends of the Rotational Cylindrical and the fixed rotation connection of the left hand end wall of first gear chamber, the Rotational Cylindrical It is internally provided with one or so perforative through-hole, the first gear chamber left and right sides is symmetrically arranged with a symmetrically arranged lifting in front and back Space, the lifting space interior are provided with a rotating wheel, and winding is provided with a high-strength steel cable on the rotating wheel wheel body, The lower end wall that the lower end of the high-strength steel cable passes through lifting space is fixedly connected with a fixed hanging ring, the fixed hanging ring right end It is fixedly connected with a constructing device, the right side of the left side rotating wheel is fixedly connected with single-revolution axis, the right side of the rotating shaft The right end wall across the left side lifting space is held to be fixedly connected with the left end wall of the right side rotating wheel, the sliding space Left end pars intramuralis is provided with a transformation space, and the transformation space is internally provided with a symmetrical fixed pulley in front and back, described to determine cunning It is provided with a friction band between wheel, a tensioning device is provided on the upside of the friction band, the upper surface of the tensioning device is solid Surely it is connected with an impeller-hub, the upper end wall of the transformation space is internally provided with a promotion space, the upper end for pushing space Wall is fixedly installed the first electromagnet, and the lower Slideslip of first electromagnet is provided with the second electromagnet, the impeller-hub The upper end wall that upper end passes through transformation space is fixedly connected with the lower end surface of the second electromagnet, the left end pars intramuralis of the transformation space It is provided with a mobile space, the aft bulkhead of the mobile space is internally provided with a working space, the working space aft bulkhead It is fixedly installed an air engine, the left and right end of the air engine is symmetrically arranged with third pipeline, and the third pipeline is far from air The left hand end wall that one end of machine passes through working space is connected to setting with the left hand end wall of mobile space, and inside the third pipeline It is fixedly installed third solenoid valve, the mobile space internal slide is provided with a shell, and the enclosure interior is provided with a drive The left end wall in dynamic space, the driving space is fixedly installed a driving motor, and the right end of the driving motor has been connected by power One drive shaft is provided with a switching space, setting on rear side of the switching space interior between the transformation space and sliding space There is the 5th spur gear, the front side of the 5th spur gear is engageable to be connected with the 6th spur gear, and the right end of the drive shaft passes through The right end wall and the left side of the 6th spur gear for driving space are fixedly connected, and the axis body of the drive shaft and front side is described determines cunning Wheel fixing sleeve load connects, and the fixed rotary type of rear side of the switching space left end wall is connected with an axis, and the silk axis right end is worn Cross switching space right end wall connected with the right end wall rotary type of sliding space, and the axis body of the silk axis respectively with the 5th straight-tooth Wheel is fixedly attached, and is fixedly attached with front side first spur gear, fixed rotation on rear side of the right end wall of the sliding space Formula is connected with a thread spindle, the left end of the thread spindle pass through the left end wall of sliding space with left end wall rotary type connect, and The thread spindle and the rear side fixed pulley are fixedly attached, and the internal body is provided with a control device, under the pedestal End rotation is provided with a driving wheel.

2. a kind of maintenance unit of bridge according to claim 1, it is characterised in that：The tensioning device includes described solid Determine block, the fixed block is internally provided with one, and Open Side Down and pre-and post perforative lock chamber, and the lock chamber is internally provided with one Expansion tightening wheel, the expansion tightening wheel fixing sleeve are connected to a rotary shaft, and the left and right ends of the rotary shaft and the left hand end wall of lock chamber are solid Determine rotary type connection.

3. a kind of maintenance unit of bridge according to claim 1, it is characterised in that：The constructing device includes the machine Body, the fuselage interior are provided with the operating space of an opening upwards, and the front and back side of the operating space is symmetrically arranged with one and opens The rotation space of mouth outwardly, and the rotation space is connected with operating space, the upper end wall rotary type of the rotation space connects It is connected to a rotation axis, a sliding shoe is socketed on the rotation axis axis body, and the end wall of the sliding shoe and rotation space slides It is cooperatively connected, the front/rear end of the sliding shoe is fixedly connected with a solid shafting symmetrical above and below, and the solid shafting is far from sliding One end of block passes through sliding cavity and is fixedly connected with a foot pedal, and the lower end wall of the rotation space is internally provided with second gear Chamber, the second gear chamber upper inside are provided with first bevel gear, and the lower end of the rotation axis passes through the lower end of rotation space Wall is fixedly connected with the upper surface of first bevel gear, is provided with a transmission space between the symmetrical second gear chamber in front and back, The transmission space is internally provided with third spur gear, and the rear side engagement of the front side first bevel gear is connected with the second cone tooth Wheel, the front side engagement of the rear side first bevel gear are connected with third hand tap gear, and the rear end face of the second bevel gear is fixed to be connected It is connected to a connecting shaft, the rear end of the connecting shaft passes through the aft bulkhead of the front side second gear chamber and the front end of third hand tap gear Face is fixedly connected, and the third spur gear and connecting shaft fixing sleeve load connect, setting inside the upper end wall of the transmission space There is a rotation chamber that Open Side Down, the rotation chamber is internally provided with the 4th spur gear, and the 4th spur gear and third are straight Gear is connected by meshing transmission, and the front bulkhead of the rotation chamber is internally provided with a power space, and power space front bulkhead is solid Surely it is provided with a motor, the rear end of the motor has been connected by power a line shaft, and the rear end of the line shaft passes through power The front end face of the aft bulkhead in space and the 4th spur gear is fixedly connected.

4. a kind of maintenance unit of bridge according to claim 1, it is characterised in that：The control device includes the control The upper end wall in space processed, the control space is fixedly installed a controller, and the lower end signal of the controller is connected with a letter Number line.

5. a kind of maintenance unit of bridge according to claim 1, it is characterised in that：First electromagnet and the second electricity The magnetic induction coil of magnet winding is contrary, and the front end face of second electromagnet is fixedly connected with a symmetrical pressure Contracting spring.

6. a kind of maintenance unit of bridge according to claim 1, it is characterised in that：The thread spindle passes through through-hole, and Connection is threadedly engaged with the cabinet.