CN207879387U - A kind of detection platform device - Google Patents
A kind of detection platform device Download PDFInfo
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- CN207879387U CN207879387U CN201820231099.XU CN201820231099U CN207879387U CN 207879387 U CN207879387 U CN 207879387U CN 201820231099 U CN201820231099 U CN 201820231099U CN 207879387 U CN207879387 U CN 207879387U
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- detection platform
- shear arm
- detection
- driving device
- rail
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Abstract
The utility model discloses a kind of detection platform device, and the detection platform device includes detection platform component, guide assembly, and the detection platform component and the guide assembly are flexibly connected;The detection platform component includes driving device, lifting gear, detection device, and the guide assembly includes routing device, rail set;The lifting gear includes bridging, and the bridging includes brake apparatus, fixing axle and two pairs of symmetrically arranged first shear arms and the second shear arm, and first shear arm and second shear arm are respectively provided with several through holes;The utility model can mitigate the weight of the lifting gear by the setting of the through hole, convenient for the movement of the detection platform component to realize detection of the detection platform to shield tunnel inner wall.
Description
Technical field
The utility model is related to shield tunnel testing equipment fields, and in particular to a kind of detection platform device.
Background technology
With the development of China's modernization construction, urbanization degree improves rapidly, and urban population, environment increasingly become main
Problem.Using subway as the rapid rail system (RTS) of main line, because of it quickly, punctual, safety, carrying capacity it is big, right
Environment influences small feature and becomes the inevitable choice that many big and medium-sized cities in the world are developed public transport, China coast city underground
Circuit usually requires to pass through business district and geological condition to be mostly soft layer, therefore shield tunnel has become under urban environment
The main construction method of subway tunnel, moreover, in various more river vcehicular tunnel, urban sewage treatment system etc. municipal works
In construction, the application of shield tunnel is also very extensive.But China's Shield-bored tunnels are to experienced different times, not
With what is built under geological conditions and different technologies level, by runing for many years, it is frequently found there are crack and water leakage defect, this
The hidden danger that a little diseases are formed causes certain threat to operation security.Often there is tunnel vault and opens in the tunnel that early stage builds
It splits, abutment wall cracking, vault cavity, lining cutting damage, Tunnel Water Leakage, freezing damage in tunnel, country rock large deformation, lining thickness are thin, coagulation
Native intensity is low, the diseases such as air pollution in tunnel.The hidden danger that these diseases are formed causes certain threat to tunnel operation security,
Wherein crack, percolating water be Shield-bored tunnels it is most common be also most serious two kinds of diseases.
At present China to the detection in Shield-bored tunnels crack, percolating water mainly by manually carrying out on-the-spot record and disease mark
Note finally goes out the disease expanded view along tunnel vault by manual delineation, and this kind of detection method needs a large amount of manpower and materials, dangerous
Degree is high, also needs to special lifting device for tunnel vault detection, testing result subjectivity is big, different testing staff's meetings
It obtains different testing results, and is qualitative description mostly to the safety evaluatio of tunnel lining structure.
In view of drawbacks described above, the utility model creator obtains this practicality newly finally by prolonged research and practice
Type.
Utility model content
To solve above-mentioned technological deficiency, the technical solution adopted in the utility model is, provides a kind of detection platform device,
The detection platform device includes detection platform component, guide assembly, and the detection platform component and the guide assembly are movable
Connection;The detection platform component includes driving device, lifting gear, detection device, the guide assembly include routing device,
Rail set, the rail set are connected with the routing device, the driving device and rail set flexible connection, institute
Detection device is stated to connect with the driving device by the lifting gear;The lifting gear include bridging, upper plate and under
Plate, the upper plate are fixedly connected with the detection device, and the lower plate is fixedly connected with the driving device, the bridging and
The upper plate, lower plate connection;The bridging includes brake apparatus, fixing axle and two pairs of symmetrically arranged first scissors
Arm and the second shear arm, first shear arm and second shear arm are respectively provided with several through holes, and the fixing axle passes through
First shear arm and the corresponding through hole of second shear arm realize that first shear arm and described second is cut
Flexible connection between tool arm, the brake apparatus are connect with first shear arm or second shear arm.
Preferably, the brake apparatus includes fixed link, sliding seat and electric cylinder, the cylinder body of the electric cylinder is described in
Sliding seat is movably connected on the lower plate or the upper plate, and the push rod of the electric cylinder is fixed in the fixed link, described
Fixed link is detachably mounted between symmetrically arranged first shear arm or second shear arm.
Preferably, the first guiding mechanism is arranged in the upper plate, the second guiding mechanism is arranged in the lower plate;Described first is oriented to
Mechanism and second guiding mechanism are disposed as guide direction and extend along the lower plate length direction;First shear arm
Upper end is articulated with the sliding part of first guiding mechanism, and lower end is articulated in the lower plate;The lower end of second shear arm
It is articulated with the sliding part of second guiding mechanism, upper end is articulated on the upper plate.
Preferably, the fixed link is detachably connected on symmetrically arranged first shear arm or second shear arm
On the through hole on realize and be removably fixedly connected.
Preferably, the rail set includes circumference type rail body and synchronous belt, the synchronous belt setting is led described
In rail main body, the synchronous belt is connected with the driving device;The driving device includes idler wheel mechanism, the idler wheel mechanism packet
More than four idler wheels are included, the idler wheel and the rail body are equipped with to realize the driving device and track dress
The connection set.
Preferably, the idler wheel is set as the Wheel structure with annular groove, the rail body along its length two
End face is respectively provided with the seamed edge in 90 ° of angles, the annular groove of the idler wheel and seamed edge dimensional fits setting, and the rolling
Wheel is symmetricly set on the both sides of the rail body.
Preferably, the driving device includes synchronous pulley, motor, retarder, the synchronous pulley is fixed on described subtract
On the output shaft of fast device, the motor is connected with the retarder, and band-type brake is arranged in the motor, and the band-type brake is matched with the motor
Close setting.
Preferably, the driving device further includes idle pulley, the idle pulley is set as more than two, and is arranged in the synchronization
The both sides of belt wheel.
Preferably, the idle pulley outer circle is set as tangent with the rail body periphery, position-limited edge is arranged in the idle pulley,
The position-limited edge is symmetricly set on the two edges position of the idle pulley periphery.
Preferably, the through hole is placed equidistant on first shear arm and second shear arm.
The beneficial effects of the utility model are compared with the prior art:1, institute can be mitigated by the setting of the through hole
The weight of lifting gear is stated, the movement of the detection platform component is convenient for;Institute can be achieved in the through hole setting corresponding simultaneously
The adjusting for stating fixed link and the fixed shaft position, convenient for the upper plate relative to the lower plate shift motion adjusting to adapt to
The demand of different adjustment height avoids to adapt to the electric cylinder that different operating modes replace different trips;2, pass through the tensioning
Device is realized to the preconditioning of the synchronous belt and two step sections of fine adjustment, enhances the tensioning apparatus to the synchronous belt
It is tensioned regulating effect, while the connection structure of the tensioning apparatus, is convenient for the dismounting and change of the tensioner components;3,
The analysis of control instruction is realized to shield tunnel by shield tunnel testing agency structure setting and the control assembly
Structure is apparent and the autonomous detection of wall thickness defect.
Description of the drawings
Fig. 1 is the topology view of the shield tunnel testing agency;
Fig. 2 is the installation diagram of the shield tunnel testing agency;
Fig. 3 is the local structure view of the rail set;
Fig. 4 is the structure front view of the tensioning apparatus;
Fig. 5 is the structural side view of the tensioning apparatus;
Fig. 6 is the structure chart of the baffle;
Fig. 7 is the structure chart of the adjusting seat;
Fig. 8 is the structure chart of the holder;
Fig. 9 is the connection view of the orbital member;
Figure 10 is the structure chart of the routing device;
Figure 11 is the structure chart of the driving device;
Figure 12 is the connection view of the driving device;
Figure 13 is the structure chart of the lifting gear;
Figure 14 is the functional diagram of the shield tunnel testing agency.
Digital representation in figure:
1- detection platform components;2- guide assemblies;3- control assemblies;4- shield machines;The first vehicle frames of 5-;6- shield tunnels;
11- driving devices;12- lifting gears;13- radar antennas;14- detection cases;21- routing devices;22- rail sets;23- tracks
Part;24- tensioning apparatus;31- controllers;The close switches of 32-;33- encoders;34- distance measuring sensors;35- band-type brakes;36- servos
Driver;111- synchronous pulleys;Idle pulley described in 112-;113- idler wheel mechanisms;114- synchronous belts;121- upper plates;122- lower plates;
The first shear arms of 123-;The second shear arms of 124-;125- fixing axles;126- fixed links;127- sliding seat;128- electric cylinders;
129- through holes;211- wiring boards;212- mounting plates;213- snap rings;214- extensions;215- is open;221- guard assemblies;
231- elongated slots;232- mounting grooves;The first mounting holes of 233-;The second mounting holes of 234-;235- pin holes;241- baffles;242- clamping plates;
243- adjusting seats;244- holders;245- first through hole;246- notches;247- adjusting bolts;2431- adjusting blocks;2432- is fixed
Plate;2441- bottom plates;2442- side plates;2443- guide grooves;2471- grooves.
Specific implementation mode
Below in conjunction with attached drawing, above-mentioned to the utility model and other technical characteristic and advantage are described in more detail.
Embodiment one
Shown in Figure 1, Fig. 1 is the topology view of the shield tunnel testing agency, the shield tunnel detection machine
Structure includes detection platform component 1, guide assembly 2, control assembly 3,2 activity of the detection platform component 1 and the guide assembly
Connection, the control assembly 3 and 1 data connection of detection platform component.The detection platform component 1 includes driving device
11, lifting gear 12, detection device, the guide assembly 2 include routing device 21, rail set 22, the detection device packet
Include radar antenna 13 and detection case 14,13 data connection of the detection case 14 and the radar antenna, 22 He of the rail set
The routing device 21 connects, and the driving device 11 and the rail set 22 are flexibly connected, and the radar antenna 13 passes through
The lifting gear 12 is connect with the driving device 11, and the detection case 14 is fixed in the driving device 11.
As shown in Fig. 2, Fig. 2 is the installation diagram of the shield tunnel testing agency;The shield tunnel testing agency
Setting avoids influence personnel and shield machine construction from operating in 4 first vehicle frame of shield machine, 5 front;The detection case 14 passes through described
Radar antenna 13 is apparent to 6 structure of shield tunnel and wall thickness defect is detected, i.e., in the predominantly described shield tunnel 6 between section of jurisdiction
Connection status and configuration state of the section of jurisdiction itself be detected, the detection case 14 analyzes the radar antenna 13
It detects signal and the detection signal is passed into remote computer by the control assembly 3 and checked for user.The drive
Dynamic device 11 drives the detection device to be moved on the rail set 22, to realize the detection device to the tunnel
The range detection of inner wall;The lifting gear 12 controls the distance between the radar antenna 13 and the rail set 22 i.e. institute
State the distance between 6 inner wall of radar antenna 13 and the shield tunnel, to avoid the radar antenna 13 in moving process with
The interference of other equipment, and ensure detecting distance best between the radar antenna 13 and the shield tunnel 6.
Embodiment two
As shown in figure 3, Fig. 3 is the local structure view of the rail set;The rail set 22 includes several tracks
The rail body that part 23 is connected with each other, the orbital member 23 are disposed as circular arc type, in the present embodiment, 34 orbital members
23 are interconnected to form the rail body for the circumference type that radius is 6m;One length of setting on the circumference rail body excircle
Tensioning apparatus 24 is respectively set in slot 231,231 both ends of the elongated slot;Synchronous belt 114, the synchronous belt are set in the elongated slot 231
114 realize tension effects by the tensioning apparatus 24 at both ends.The synchronous belt 114 and setting are in the driving device 11
Driving wheel, idle pulley be close under the action of the tensioning apparatus 24, when the driving wheel rotates, the driving wheel is described
Occur to roll to realize that the driving wheel drives the detection platform component 1 on the rail set 22 on synchronous belt 114
Mobile effect.
As shown in Figure 4, Figure 5, Fig. 4 is the structure front view of the tensioning apparatus, and Fig. 5 is the structure side of the tensioning apparatus
View;The tensioning apparatus 24 includes baffle 241, clamping plate 242, adjusting seat 243, holder 244. as shown in fig. 6, Fig. 6 is described
The structure chart of baffle.The baffle 241 is fixed at the both ends of the circumference rail body, and the holder 244 passes through bolt
It is fixedly connected with the baffle 241, the adjusting seat 243 and the holder 244 are flexibly connected, the clamping plate 242 and the tune
Bed rearrangement 243 is detachably connected by screw;First through hole 245 is arranged in the baffle 241, and notch is arranged in the adjusting seat 243
246,245 position of the first through hole, 246 position of the notch and 231 port position of the elongated slot are correspondingly arranged;The synchronization
114 end of band sequentially pass through the first through hole 245, the notch 246 and the adjusting seat 243 and the clamping plate 242 it
Between position gripped by the adjusting seat 243 and the clamping plate 242;Adjusting bolt 247, institute is arranged in the adjusting seat 243
It states adjusting bolt 247 to be threadedly coupled with the adjusting seat 243, and 247 end of the adjusting bolt and 241 company of contact of the baffle
It connects.The position of the adjusting seat 243 and the baffle 241 is adjusted to adjust the synchronous belt by the adjusting bolt 247
114 tensioning situation.The clamping plate 242 uses tooth-shape structure, the tooth form to be equipped with guarantee with 114 tooth form of the synchronous belt
The clamping plate 242 and the adjusting seat 243 are to the clamping effect of 114 end of the synchronous belt, the clamping plate and the adjustment seat
It is detachably connected.
The adjusting bolt 247 is additionally provided with location nut, preferably, the location nut and the baffle are respectively set
Pass through when being in better position after the adjustment between the adjusting seat 243 and the baffle 241 in the both sides of the adjusting block
The location nut is tightened, the location nut is made to be close to the adjusting seat 243 to reinforce the adjusting seat 243 and the adjusting
Position relationship between bolt 247, the shaking generated when the shield tunnel testing agency being avoided to work cause the adjusting seat
Change in location between 243 and the adjusting bolt 247 ensures tension effects of the tensioning apparatus 24 to the synchronous belt 114.
As shown in fig. 7, Fig. 7 is the structure chart of the adjusting seat.The adjusting seat 243 includes adjusting block 2431 and fixed plate
2432, the adjusting block 2431 is symmetricly set on the both ends of the fixed plate 2432, is threaded on the adjusting block 2431, institute
Adjusting bolt 247 is stated with the screw-thread fit to be arranged.The baffle 241 is correspondingly arranged recessed at 247 position of the adjusting bolt
Slot 2471,2471 depth dimensions of the groove are preferably arranged to 4~6mm, and the groove 2471 is for limiting the adjusting bolt
The contact position of 247 ends and the baffle 241 avoids adjusting the adjusting seat 243 and institute twisting the adjusting bolt 247
There is situations such as offsetting dip in the adjusting bolt 247 when stating the position between baffle 241.
As shown in figure 8, Fig. 8 is the structure chart of the holder.The holder 244 is including a bottom plate 2441 and perpendicular to described
The both side plate 2442 of bottom plate 2441, the side plate 2442 are symmetrical arranged guide groove 2443, the guide groove 2443 and the fixation
Plate 2432 is equipped with, and the fixed plate 2432 is arranged in the guide groove 2443;2432 thickness of the fixed plate etc.
In 2443 width dimensions of the guide groove, the fixed plate 2432 is avoided to be shaken in the guide groove 2443;It is described solid
The width dimensions of fixed board 2432 are equal to the distance between 2442 outer end face of side plate size, ensure that the adjusting block 2431 is close to
On 2442 outer end face of the side plate, realization further limits position the fixed plate 2432 in the guide groove 2443;
The adjusting block 2431 and the side plate 2442 are close to be arranged, and ensure the fixed plate 2432 in the guide groove 2443
It is steady mobile, avoid the fixed plate 2432 from tilting to deflection in moving process.
The adjusting seat 243 is under the top pressure force effect that the synchronous belt 114 is tensioned elastic force and the adjusting bolt 247
In equilibrium state, to realize 24 integrally-built stabilization of the tensioning apparatus.Adjusting 114 tensioning state of synchronous belt
When, the position for adjusting 114 end of synchronous belt between the fixed plate 2432 and the clamping plate 242 can be first passed through, is realized
Preconditioning to synchronous belt 114, then by adjusting fine adjustment of the realization of adjusting bolt 247 to the synchronous belt 114.It is described
The structure setting of tensioning apparatus 24 is realized to two step sections of the synchronous belt 114 preconditioning and fine adjustment, and the tensioning is enhanced
Tensioning regulating effect of the device 24 to the synchronous belt 114;The connection structure of the adjusting seat 243 and the holder 244 simultaneously,
Convenient for the dismounting and change between the adjusting seat 243 and the holder 244.
As shown in figure 9, Fig. 9 is the connection view of the orbital member.Run through institute in the setting of 23 exterior arc surface of the orbital member
The inside groove of orbital member 23 is stated, the inside groove of the adjacent orbital member 23 is connected to form the elongated slot 231;In the orbital member 23
Mounting groove 232 is arranged in portion, and the mounting groove 232 is close to one end of the orbital member 23;23 both ends end surface symmetric of the orbital member
Pin hole 235 is set, and first mounting hole 233 is set close to 23 end face of the orbital member of the mounting groove 232, the other end corresponds to
The position of first mounting hole 233 is arranged the second mounting hole 234, and first mounting hole 233 is from 23 end face of the orbital member
It is through in the mounting groove 232, second mounting hole 234 is set as threaded hole;By the way that screw is passed through the orbital member
23 first mounting hole 233, which screws in, realizes phase in second mounting hole 234 of another adjacent orbital member 23
Connection between the adjacent orbital member 23, while can be by inserting pins into the corresponding pin hole of the adjacent orbital member 23 235
It is interior, realize the position before the installation of adjacent 23 screw of the orbital member pre-fix and screw installation after connection relation reinforce effect
Fruit.
The baffle 241 is arranged in first mounting hole 233 and 235 corresponding position of the pin hole of the orbital member 23
Third mounting hole 236 and pin hole 235, first mounting hole 233 and the third mounting hole 236 connect, between the pin hole
Connection is to realize being fixedly connected between the baffle 241 and the orbital member 23.
The rail set 22 further includes guard assembly 221, and the guard assembly 221 is arranged in the rail body;
The guard assembly 221 includes protective plate and protective cover, and the protective plate, the protective plate is fixedly installed in the protective cover both ends
It is correspondingly arranged the 4th mounting hole with the baffle 241, passes through the 4th mounting hole to realize the guard assembly by screw
221 are fixedly connected with the baffle 241;The 4th mounting hole is arranged in the driving device 11 simultaneously, is passed through by screw
4th mounting hole realizes being fixedly connected for the guard assembly 221 and the driving device 11;The protective cover is preferably set
It is set to polygonal resilient bellows, thickness is not more than 500mm after the protective cover compression in the present embodiment, and working tension length is not
Less than 18000mm, the protection guide rail is constantly in ensure the protective cover when the shield tunnel testing agency works
The effect of main body;Short slot is arranged in the protective plate, and the short slot edge is not less than 3mm away from 23 surface of the orbital member, and described
Short slot size at a distance from 231 corresponding position of the elongated slot is not less than 12mm, ensures that the protective plate is sent out with the orbital member 23
Raw interference, reduces the shield tunnel testing agency or shield machine work causes protective plate and the orbital member 23 caused by vibrations
Between collision and contact friction.Preferably, the guard assembly 221 further includes several support plates, the support plate shape ruler
Very little identical with the protective plate appearance and size, the support plate, which is arranged on the protective cover and is fixed with the protective cover, to be connected
It connects, the support plate is preferred to be mutually arranged on the protective cover across a certain distance;It is described since the rail body is circular arc type
The setting of support plate avoids the protective cover from taking falling in the rail body, reduce the protective cover and the rail body connects
It is worn caused by touching wiping.
Embodiment three
As shown in Figure 10, Figure 10 is the structure chart of the routing device.The routing device 21 includes several wiring boards 211
With mounting plate 212, the wiring board 211 is interconnected to form bar shaped cabling portion, cabling portion both ends respectively with the tensioning
Device 24 connects, and the cabling portion is connect by the mounting plate 212 with the guide assembly 2, to cause the cabling portion
Global shape is arc-shaped and matches with the guide assembly 2.
The wiring board 211 includes tablet and bent plate, and bent plate setting is at the tablet both ends, the bent plate setting the
Bolt is passed through second through-hole of the adjacent wiring board 211 and is realized with nut locking bolt location adjacent by two through-holes
The connection of the wiring board 211, similarly the wiring board 211 at cabling portion both ends connect with the baffle 241.It is described flat
The 5th mounting hole is arranged in plate stage casing, is realized by the one end for passing through the 5th mounting hole to be screwed into the mounting plate 212 on screw
The connection of the wiring board 211 and the mounting plate 212.
The routing device 21 further includes snap ring 213, and the snap ring 213 is arranged on the wiring board 211, the snap ring
213 include the opening 215 that symmetrically arranged extension 214 is formed, and 215 width dimensions of the opening are less than the wiring board 211
Width dimensions avoid the snap ring 213 and the wiring board 211 from being detached from;When the snap ring 213 is moved along the cabling portion
When dynamic, the setting of the opening 215 influences the snap ring for avoiding the snap ring 213 and the mounting plate 212 from interfering
213 normal movement.The pipeline of the detection platform component is fixed on 211 bottom of the wiring board, institute by the snap ring 213
State pipeline and the binding connection of the snap ring 213.When the detection platform component moves on the rail set, the snap ring
213 move with the movement of the pipeline, and keep the pipeline in the wiring board bottom, are kept away while protecting the pipeline
Exempt from the harmful effect that the routing device moves the pipeline.
Example IV
As shown in figure 11, Figure 11 is the structure chart of the driving device.The driving device 11 includes the synchronous pulley
111, the idle pulley 112, motor, retarder, idler wheel mechanism 113, the idler wheel mechanism 113 include more than four idler wheels, institute
It states idler wheel and the orbital member 23 is equipped with.As shown in figure 12, Figure 12 is the connection view of the driving device.Preferably,
The idler wheel is set as the Wheel structure with annular groove, and the both ends of the surface of the orbital member 23 along its length are respectively provided in 90 °
The seamed edge of angle, the annular groove of the idler wheel and seamed edge dimensional fits setting, and the idler wheel is symmetricly set on institute
The both sides for stating orbital member 23, to realize the connection status stablized between the driving device 11 and the orbital member 23.
The synchronous pulley 111 is fixed on the output shaft of the retarder, and the motor is connected with the retarder.Institute
Motor setting band-type brake 35 is stated, the band-type brake 35 is equipped with the motor, and the band-type brake 35 controls the motor output shaft
Whether rotation, in the case where the shield tunnel testing agency is in running order, the band-type brake is opened in the control of the control assembly 3
35, band-type brake 35 is all to close in the case of other, i.e., the band-type brake 35 fixes the motor output shaft and avoids the output
Shaft rotation is dynamic, to ensure the safety of the driving device 11.The motor drives the rotation of synchronous pulley 111 to realize
State movement of the detection platform component 1 on the guide assembly 2.
The idle pulley 112 is preferably arranged to two, and is symmetricly set on the both sides of the synchronous pulley 111, by described
Extruding of the idle pulley 112 to the synchronous belt 114 ensures to have between the synchronous pulley 111 and the synchronous belt 114 larger
Contact area ensures good transmission effect between the synchronous pulley 111 and the synchronous belt 114.It preferably, will be described lazy
It takes turns 112 outer circles and is set as tangent with the rail body periphery, ensure extruding of the synchronous belt 114 in the idle pulley 112
It is fitted under effect in the elongated slot 231, the synchronous belt 114 is avoided to move out the elongated slot 231 in transmission process;It is described
Position-limited edge is arranged in idle pulley 112, and the position-limited edge is symmetricly set on the two edges position of the idle pulley periphery, the position-limited edge pair
The synchronous belt 114 that the idle pulley 112 contacts is limited, and ensures stability of the synchronous belt 114 in transmission process.
To ensure that the synchronous belt 114 is fitted under the squeezing action of the idle pulley 112 in the elongated slot 231 simultaneously,
And the synchronous pulley 111 has larger contact area with the synchronous belt 114, it need to be to 112 center of circle of the idle pulley and described
Angle between 111 circle center line connecting of synchronous pulley is set, and 112 center of circle of the idle pulley and 111 center of circle of the synchronous pulley connect
Angle formulae between line is:
Wherein, h is the distance between 111 center of circle of the synchronous pulley to the rail body periphery;R is the idle pulley
112 radius;S is the thickness of the synchronous belt 114;A is the depth of the elongated slot 231;R is the rail body periphery half
Diameter.
The value of h is determined by the position relationship of the motor and the idler wheel mechanism 113, the idler wheel mechanism 113
The position relationship of the fixed driving device 11 and the rail body, the motor fix the synchronous pulley 111 described
Position relationship in driving device 11;When the radius of the idle pulley 112 is constant, the guide wheel main body outer circle radius surface is bigger,
The angle theta is with regard to smaller;When the guide wheel main body outer circle radius surface is certain, the radius of the idle pulley 112 is smaller, the angle
θ is with regard to smaller.
112 He of the preferable idle pulley can be determined when the shield tunnel testing agency designs by the angle formulae
The installation position of the synchronous pulley 111, while ensureing that the synchronous belt 114 is bonded under the squeezing action of the idle pulley 112
In the elongated slot 231, and the synchronous pulley 111 has larger contact area with the synchronous belt 114;Realize the drive
Dynamic device 11 has preferable transmission efficiency, while being easy to implement the positioning of the synchronous belt 114.
Embodiment five
As shown in figure 13, Figure 13 is the structure chart of the lifting gear.The lifting gear 12 includes bridging, upper plate
121 and lower plate 122, the upper plate 121 is fixed on 13 bottom of the radar antenna, and the lower plate 122 is fixed on the driving dress
It sets on 11, movement of the upper plate 121 relative to the lower plate 122 is realized by the bridging.
The bridging includes two pairs of 123 and second shear arms 124 of symmetrically arranged first shear arm and fixing axle
125, first shear arm 123 and corresponding second shear arm 124 pass through 125 interconnection of the fixing axle;And
The fixing axle 125 ensures that described first cuts as the rotation center of first shear arm 123 and second shear arm 124
Tool arm 123 and second shear arm 124 are free to rotate.Preferably, it is also equipped in the fixing axle 125 described in being socketed on
Sealing ring is installed at copper bush outside fixing axle 125, the copper bush and 125 link position of the fixing axle, to carry
The bonding strength of high first shear arm 123 and second shear arm 124.
The first guiding mechanism is arranged in the upper plate 121, and the second guiding mechanism is arranged in the lower plate 122;Described first is oriented to
Mechanism and second guiding mechanism are disposed as guide direction and extend along 122 length direction of the lower plate;First scissors
The upper end of arm 123 is articulated with the sliding part of first guiding mechanism, and lower end is hinged and the lower plate 122;Second scissors
The lower end of arm 124 is articulated with the sliding part of second guiding mechanism, and upper end is hinged and the upper plate 121.Specifically, described
The upper end of one shear arm 123 and the lower end of second shear arm 124 are hinged with sliding block, the sliding block and guide direction with it is described
The identical sliding rail of 122 length direction of lower plate matches.
The bridging further includes brake apparatus, and the brake apparatus includes fixed link 126, sliding seat 127 and electric cylinder
128, the cylinder body of the electric cylinder 128 is movably connected in by the sliding seat 127 in the lower plate 122, the electric cylinder 128
Push rod be fixed in the fixed link 126, the fixed link 126 is detachably mounted to symmetrically arranged first scissors
Between arm 123.The electric cylinder 128 pushes fixed link 126 to realize first shear arm 123 and corresponding second scissors
The relative rotation of arm 124 is to cause the upper plate 121 relative to the movement of the lower plate 122.
First shear arm 123 and second shear arm 124 are placed equidistant with several through holes 129, the fixation
Axis 125 may pass through first shear arm 123 and the corresponding through hole of second shear arm 124 129 realizes described
Flexible connection between one shear arm 123 and second shear arm 124;The fixed link 126 may pass through arranged symmetrically simultaneously
First shear arm 123 or second shear arm 124 on the through hole 129 realize and be removably fixedly connected.
The setting of the through hole 129 can mitigate the weight of the lifting gear 12, convenient for the detection platform component 1
It is mobile;The adjusting of 125 position of the fixed link 126 and the fixing axle can be achieved in the corresponding setting of the through hole 129 simultaneously,
Convenient for the upper plate 121 relative to the adjusting of 122 shift motion of the lower plate to adapt to the demand of different adjustment height, avoid for
Adapt to the electric cylinder 128 that different operating modes replace different trips.
Embodiment six
As shown in figure 14, Figure 14 is the functional diagram of the shield tunnel testing agency.The control assembly 3 includes controller
31, several sensors;The sensor is connected with 31 data of the controller.Wherein, the controller 31 preferably uses PLC moulds
Block, the controller 31 include central processing unit and collection of simulant signal module;In the present embodiment, the central processing list
Member selects the CPU1214C of Siemens.The collection of simulant signal module acquires the sensed data of the sensor and by the sense
Answer data transmission to the central processing unit, the central processing unit receives and analyzes the sensed data to control
It states detection platform component 1 and realizes its function.The sensor includes close switch 32, encoder 33, distance measuring sensor 34, described
It is arranged in the rail body close to switch 32, the encoder 33 is arranged in the reducer output shaft end, the survey
It is arranged on the radar antenna 13 away from sensor 34.
It is described to be arranged close to switch 32 in the rail body apart from the position of 24 certain distance of the tensioning apparatus, work as institute
When stating the contact of detection platform component 1 to the close switch 32, the controller 31 controls the band-type brake 35, and the motor is defeated
Shaft locking, it is ensured that the effective travel of the detection platform component 1 controls;The setting close to switch 32 described simultaneously avoids institute
Protective cover is stated to be damaged by excessive extruding or stretching.
The central processor unit is substantially carried out logic control and operation, by the motor, 35 and of the band-type brake
128 output signal of the electric cylinder is to control the movement of the detection platform component 1.By to 35 output signal of the band-type brake with
It opens the band-type brake 35 and ensures the motor output shaft normal rotation;By to the motor output signal to control the motor
Rotating speed makes the radar antenna 13 be moved along the rail body;By to 128 output signal of the electric cylinder to control
Lifting gear 12 is stated to change distance of the radar antenna 13 away from 6 inner wall of the shield tunnel, ensures the radar antenna 13
In suitable height.The collection of simulant signal module is responsible for acquiring described close to switch 32, the encoder 33, the survey
Output signal away from sensor 34 is transferred to the central processor unit after digitlization.Collect on the central processor unit
At PROFINET interfaces (network interface) be responsible for communication between the controller 31 and remote computer, user passes through described remote
Journey computer transmits control instruction to the controller 31.
The motor further includes servo-driver 36, and the servo-driver 36 controls the rotation of the motor output shaft.
It is watched to described using the mode of connection of position control, the controller 31 between the controller 31 and the servo-driver 36
Take 36 sending direction signal of driver and pulse signal, the servo-driver 36 often receives a direction signal and described
Pulse signal just drives the motor to rotate some fixed angle to specific direction.The driver, which receives, comes from the volume
The angle feedback signal of code device 33, and the angle feedback signal is transferred to the controller 31 to constitute closed-loop control.
Embodiment seven
A kind of application method using the shield tunnel testing agency, including step:
S1, shield tunnel testing agency self-test simultaneously initialize;
S2, the control assembly 3 analyze the control instruction that user sends out;
S3, the control assembly calculate direction, speed and the required height of the radar antenna movement;
S4, the control assembly control the radar antenna 13 and move and detect 6 inner wall of the shield tunnel.
Wherein, step S1 specifically includes the control group specifically, the shield tunnel testing agency enters self-test state
Part 3 opens the band-type brake 35, and sends the motor to the servo-driver 36 and revolve the pulse signal to turn around, and passes through
The encoder 33 feeds back output shaft rotation information, and whether motor and the encoder 33 work normally described in self-test;The control
Component 3 processed controls the band-type brake 35 by the motor output shaft locking again, feeds back output shaft rotation letter by the encoder 33
It ceases, whether band-type brake 35 works normally described in self-test;The control assembly 3 controls the electric cylinder 128 and stretches out certain stroke, and
13 travel information of the radar antenna is fed back by the distance measuring sensor 34, whether electric cylinder 128 works normally described in self-test.
The controller 31 controls the motor by the encoder 33 and turns to close 32 position of switch after the completion of self-test, i.e.,
The initial position of the detection platform component 1.
Step S2 is specifically, control instruction is input to the central processing unit list by user by the remote computer
In member, the detection platform component 1 control is moved to by the central processor unit by the analysis to the control instruction
At 6 inner wall endpoint location of shield tunnel to be detected, and the radar antenna 13 is read by the distance measuring sensor 34 and is worked as
Distance of the front position away from 6 inner wall of the shield tunnel.
Step S3 determines the thunder specifically, according to the central processing unit to the analysis result of the control instruction
Up to the setting height of the traffic direction of antenna 13, the speed of service and the radar antenna 13;By the lifting gear 12 by institute
It states radar antenna 13 and is adjusted to preferred height.
Since the shield tunnel testing agency is to be carried out at the same time that tunnel structure is apparent in shield machine traveling and wall thickness lacks
Sunken detection, therefore consider influence and shield tunnel arc stroke length to be detected, the structure of the shield machine gait of march
At the section of jurisdiction size of the shield tunnel cambered surface to calculate the average rotation speed needed for the motor;Start in the motor and
When stopping operating, the acceleration with certain stroke and deceleration regime have certain in the motion process of the radar antenna 13
Speed change stroke;When being detected to 6 inner wall of the shield tunnel, in 6 cross-sectional direction of the shield tunnel and the shield
All have certain detection angles to detect a certain surface i.e. detection faces on 6 inner wall of the shield tunnel on machine direction of travel,
According to the distance between effective detection radius of the radar antenna 13, the radar antenna 13 and 6 inner wall of the shield tunnel
And the difference of the detection angles, the area of the detection faces are also different.The general radar antenna 13 and the shield
The distance between 6 inner wall of structure tunnel L1, the radar antenna 13 effective detection radius R1And the radar antenna 13 is described
Detection angles β on shield machine direction of travel meets relational expression:
Wherein, L1For the distance between the radar antenna 13 and 6 inner wall of the shield tunnel;R1For the radar antenna
13 effective detection radius;β is detection angles of the radar antenna 13 on the shield machine direction of travel.Pass through the pass
It is formula to ensure that the radar antenna 13 has larger detection faces on 6 inner wall of the shield tunnel.
The calculation formula of the average speed V of the detection platform component 1 is
Wherein, R2For 6 arc radius of the shield tunnel;α is that the radar antenna 13 is transversal flat in the shield tunnel 6
Detection angles on face;β is detection angles of the radar antenna 13 on the shield machine direction of travel;L is the shield
6 arc stroke length to be detected of tunnel;L1For the distance between the radar antenna 13 and 6 inner wall of the shield tunnel;L2
For the speed change stroke of the radar antenna 13;V is the gait of march of the shield machine;B is 6 section of jurisdiction width of the shield tunnel;N
It is the radar antenna 13 to the detection number of same section of jurisdiction.
It is the detection faces with certain area, Gu Dangsuo since the radar antenna 13 detects 6 inner wall of the shield tunnel
State detection faces area it is bigger when, the quantity for 6 section of jurisdiction of the shield tunnel that the 13 same period of the radar antenna detects is got over
It is more;Detection times N one timings of the gait of march v and the radar antenna 13 of the shield machine to same section of jurisdiction, the detection
Face area is bigger, and the average speed V of the detection platform component 1 is with regard to smaller.The detection faces area is by the radar antenna 13
Detection angles α, the radar antenna 13 in 6 cross-sectional direction of the shield tunnel is on the shield machine direction of travel
Detection angles β, 6 arc radius R of the shield tunnel2And between 6 inner wall of the radar antenna 13 and the shield tunnel away from
From L1Influence;When in 6 cross-sectional direction of the shield tunnel detection angles α, the radar antenna 13 is in the shield machine
When detection angles β on direction of travel is bigger, the detection faces area is bigger;When the radar antenna 13 and the shield tunnel
The distance between 6 inner wall of road L1Smaller, the detection faces area is with regard to smaller.
By the setting of the average speed V calculation formula of the detection platform component 1, the controller 31 can be according to described
Retarder transmission ratio, 111 structure size of the synchronous pulley are real to calculate the velocity of rotation exported required for the motor
Now to the control of 1 speed of detection platform component, and then 6 inner wall of the shield tunnel is preferably detected, after being convenient for
Continuous step completes detection operation apparent to 6 structure of shield tunnel and wall thickness defect.
Step S4 specifically, the controller 31 according to the traffic direction of the radar antenna 13 of calculating, average operation
Speed, to control the output rotating speed of the motor.To complete detection apparent to 6 structure of shield tunnel and wall thickness defect
Operation.
The above is only the preferred embodiment of the present invention, is merely illustrative for the utility model, and
It is unrestricted.Those skilled in the art understand that can be to it in the spirit and scope defined by the utility model claims
Many changes, modifications, and even equivalents are carried out, but all will fall within the protection scope of the utility model.
Claims (10)
1. a kind of detection platform device, which is characterized in that including detection platform component, guide assembly, the detection platform component
It is flexibly connected with the guide assembly;The detection platform component includes driving device, lifting gear, detection device, described to lead
Rail assembly includes routing device, rail set, and the rail set is connected with the routing device, the driving device and described
Rail set is flexibly connected, and the detection device is connect by the lifting gear with the driving device;The lifting gear
Including bridging, upper plate and lower plate, the upper plate is fixedly connected with the detection device, and the lower plate is solid with the driving device
Fixed connection, the bridging are connected with the upper plate, the lower plate;The bridging includes brake apparatus, fixing axle and two
To symmetrically arranged first shear arm and the second shear arm, first shear arm and second shear arm are respectively provided with several pass through
Through-hole, the fixing axle pass through first shear arm and the corresponding through hole of second shear arm to realize described first
Flexible connection between shear arm and second shear arm, the brake apparatus are cut with first shear arm or described second
Tool arm connects.
2. detection platform device as described in claim 1, which is characterized in that the brake apparatus includes fixed link, sliding seat
And electric cylinder, the cylinder body of the electric cylinder are movably connected in by the sliding seat in the lower plate or the upper plate, the electricity
The push rod of dynamic cylinder is fixed in the fixed link, and the fixed link is detachably mounted to symmetrically arranged first shear arm
Or between second shear arm.
3. detection platform device as described in claim 1, which is characterized in that the first guiding mechanism is arranged in the upper plate, described
The second guiding mechanism is arranged in lower plate;First guiding mechanism and second guiding mechanism are disposed as guide direction described in
Lower plate length direction extends;The upper end of first shear arm is articulated with the sliding part of first guiding mechanism, and lower end is hinged
In in the lower plate;The lower end of second shear arm is articulated with the sliding part of second guiding mechanism, and upper end is articulated with institute
It states on upper plate.
4. detection platform device as claimed in claim 2, which is characterized in that the fixed link is detachably connected on arranged symmetrically
First shear arm or second shear arm on the through hole on realize and be removably fixedly connected.
5. detection platform device as described in claim 1, which is characterized in that the rail set includes circumference type rail body
And synchronous belt, the synchronous belt are arranged in the rail body, the synchronous belt is connected with the driving device;The driving
Device includes idler wheel mechanism, and the idler wheel mechanism includes more than four idler wheels, and the idler wheel and rail body cooperation are set
It sets to realize the connection of the driving device and the rail set.
6. detection platform device as claimed in claim 5, which is characterized in that the idler wheel is set as the wheel body with annular groove
Structure, the both ends of the surface of the rail body along its length are respectively provided with the seamed edge in 90 ° of angles, the annular groove of the idler wheel
It is arranged with the seamed edge dimensional fits, and the idler wheel is symmetricly set on the both sides of the rail body.
7. detection platform device as claimed in claim 5, which is characterized in that the driving device include synchronous pulley, motor,
Retarder, the synchronous pulley are fixed on the output shaft of the retarder, and the motor is connected with the retarder, the electricity
Band-type brake is arranged in machine, and the band-type brake is equipped with the motor.
8. detection platform device as claimed in claim 7, which is characterized in that the driving device further includes idle pulley, described lazy
Wheel is set as more than two, and is arranged in the both sides of the synchronous pulley.
9. detection platform device as claimed in claim 8, which is characterized in that the idle pulley outer circle is set as and the guide rail master
External disc is tangent, and position-limited edge is arranged in the idle pulley, and the position-limited edge is symmetricly set on the two edges position of the idle pulley periphery
It sets.
10. detection platform device as described in claim 1, which is characterized in that the through hole in first shear arm and
It is placed equidistant on second shear arm.
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Cited By (1)
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CN111208149A (en) * | 2020-02-19 | 2020-05-29 | 中国矿业大学(北京) | Subway tunnel disease synchronous detection experimental apparatus |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111208149A (en) * | 2020-02-19 | 2020-05-29 | 中国矿业大学(北京) | Subway tunnel disease synchronous detection experimental apparatus |
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