CN208088133U - A kind of supporting bridge device - Google Patents
A kind of supporting bridge device Download PDFInfo
- Publication number
- CN208088133U CN208088133U CN201820192464.0U CN201820192464U CN208088133U CN 208088133 U CN208088133 U CN 208088133U CN 201820192464 U CN201820192464 U CN 201820192464U CN 208088133 U CN208088133 U CN 208088133U
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- CN
- China
- Prior art keywords
- telescopic shaft
- slide bar
- load
- bridge
- bearing plate
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Abstract
The utility model is related to bridge construction equipment.A kind of supporting bridge device, including supporting rack are disclosed, hydraulic cylinder is fixed on supporting rack.Slide bar is slidably connected in the telescopic shaft of hydraulic cylinder, the end of slide bar is fixed with load-bearing plate.Elastic component is wound on slide bar.The position-limit mechanism that load-bearing plate is pushed against limitation slide bar slide downward after bridge is provided on telescopic shaft.Start hydraulic cylinder works, telescopic shaft is during rising, load-bearing plate moves closer to bridge, telescopic shaft, which continues slide bar during rising, to be gradually trapped in telescopic shaft, telescopic shaft compresses the elastic component being wrapped on slide bar at this time, the elastic component active force gradually increased promotes load-bearing plate to be pushed against on bridge, applies prestressed effect to bridge to realize.Telescopic shaft elastic component is compressed to generation abutting power it is equal with required prestressing force when, operable position-limit mechanism limits slide bar slide downward, realizes the locating effect of slide bar, to be easily supported to bridge and apply prestressing force.
Description
Technical field
The utility model is related to bridge construction equipment.
Background technology
It during bridge construction, needs the girder of bridge being supported, to allow the girder that cement pours predetermined
Position solidified.Such as a kind of small bridge disclosed in the Chinese patent application file that notification number is CN103074853A
Jacking apparatus, device include a triangle joint head.The top of triangle joint head is equipped with an adjusting screw rod, the lower section of triangle joint head
If there are three rotatable support legs.Adjusting screw rod be equipped with one it is longitudinally adjustable coiled hair is auxiliarily fixed, coiled hair is auxiliarily fixed
Auxiliary support arm there are three being set between support leg.Device utilizes the support leg and adjusting screw rod of gusseted, user can be with
Fine adjustments are carried out to bearing height according to actual conditions, improve the construction precision of girder.In addition, due to being equipped with Auxiliary support
Arm substantially increases the firmness of the support of the jacking apparatus.
Bridge applies prestressing force, is to consider bridge under Gravitative Loads, and beam slab will produce flexural deformation, if in building bridge
Bridge is pre-seted a reversed deformation by Liang Shi first, then when bridge is in normal use, the deformation that load generates is first
Original preset deformation will be offset, thus considerably increase bridge by loading capability, here it is bridges, and prestressing force is arranged
Effect.And existing apparatus to the adjusting of bearing height mainly by the way that manually adjusting screw rod is adjusted, bridge is applied pre-
Stress is more laborious, and the course of work takes more and troublesome in poeration.
Utility model content
The purpose of this utility model is to provide a kind of supporting bridge devices, and bridge is supported and is applied with convenient
Prestressed advantage.
The above-mentioned technical purpose of the utility model technical scheme is that：
A kind of supporting bridge device, including supporting rack, are fixed with hydraulic cylinder on support frame as described above, the hydraulic cylinder it is flexible
It is in axial sliding connection slide bar along it in axis, the end of the slide bar is fixed with load-bearing plate, is wound on the slide bar and be provided with bullet
Property part, described elastic component one end is fixed with load-bearing plate and the other end is fixed with telescopic shaft, and load-bearing plate is provided on the telescopic shaft
It is pushed against the position-limit mechanism that slide bar slide downward is limited after bridge.
When needing to be supported bridge, start hydraulic cylinder works, telescopic shaft persistently rises.Process of the telescopic shaft in rising
In, load-bearing plate moves closer to bridge.After load-bearing plate is abutted with bridge, telescopic shaft, which continues slide bar during rising, gradually to fall into
Enter into telescopic shaft, telescopic shaft compresses the elastic component being wrapped on slide bar at this time, the elastic component active force gradually increased
Promote load-bearing plate to be pushed against on bridge, prestressed effect is applied to bridge to realize.Elastic component is compressed to production by telescopic shaft
When raw abutting power is equal with required prestressing force, operable position-limit mechanism limits slide bar slide downward, realizes the positioning of slide bar
Effect is easily supported bridge and applies prestressing force.
The utility model is further arranged：The position-limit mechanism includes being arranged below slide bar axially to slide along it with telescopic shaft
The top plate of dynamic connection, the top plate bottom are fixed with screw rod, and the screw rod is threaded through in telescopic shaft, rotation company in the telescopic shaft
It is connected to swivel base, first bevel gear is fixed on the swivel base, the screw rod connects through first bevel gear and with screw thread in the middle part of swivel base
It connects, the actuator of driving first bevel gear rotation is provided on the telescopic shaft.
Setting in this way, telescopic shaft compress the spring into generation abutting power it is equal with required prestressing force when, can
Drive second bevel gear synchronous rotary, second bevel gear that engage first can be driven to bore while rotation by actuator
Gear rotates, and drives rotated synchronously with the fixed swivel base of first bevel gear immediately, screw rod is finally driven to drive top plate upward sliding,
To realize the locating effect of slide bar, achieve the purpose that limit.
The utility model is further arranged：The actuator includes the second bevel gear engaged with first bevel gear, described
Be fixed with shaft in second bevel gear, be provided with the through-hole for being absorbed in installation for shaft on the telescopic shaft, the shaft with it is flexible
Axis is rotatablely connected, and the shaft is provided with square hole in one end far from second bevel gear.
Setting in this way, other articles such as utilization orientation bar are inserted into square hole, and the second cone is driven by shaft
Gear synchronous rotates, the final effect for realizing driving.
The utility model is further arranged：Handle is slidably connected in the square hole, and confession is provided on the telescopic shaft
Handle is absorbed in the accommodating groove of storage.
Setting in this way can facilitate people's turn shaft, and the setting of accommodating groove can store handle well
Get up, avoiding handle from protruding influences telescopic shaft the case where being slided on hydraulic cylinder outside telescopic shaft.
The utility model is further arranged：Magnet is respectively and fixedly provided on the telescopic shaft and handle, the handle is trapped in
When in accommodating groove, two magnet are bonded to each other.
Setting in this way, when handle is trapped in accommodating groove, two magnet are bonded to each other, and can be enhanced handle and are in receipts
Receive state when stability.
The utility model is further arranged：The load-bearing pan bottom is provided with mounting blocks, and drive is fixed on the mounting blocks
The button that hydraulic cylinder is stopped, the button is set to be on the flexible stroke of telescopic shaft.
Setting in this way, while telescopic shaft rising compresses the spring into required state, telescopic shaft can press
Button drives hydraulic cylinder to be stopped, such that the automation performance for being greatly improved device is arranged.
The utility model is further arranged：The mounting blocks are threadedly coupled with load-bearing plate, and confession is provided on the load-bearing plate
The stroke groove that mounting blocks screw in.
Setting in this way can be adjusted the distance between button and load-bearing plate by rotating mounting blocks, drive
Before hydrodynamic pressure cylinder working, compressed length required for spring is obtained according to the prestressing force of required application, then corresponding adjustment
The position of button.Therefore telescopic shaft rising, while compress the spring into required state, telescopic shaft can press button and drive liquid
Cylinder pressure is stopped, and slide bar is limited in telescopic shaft and can not glide by subsequent operating handle.Setting in this way can be big
The big automation performance for improving device.
The utility model is further arranged：The elastic component is spring.
Setting in this way, after load-bearing plate is abutted with bridge, telescopic shaft continues slide bar during rising can be gradual
It is trapped in telescopic shaft, telescopic shaft compresses the spring being wrapped on slide bar at this time, and the acting force of the spring gradually increased promotees
So that load-bearing plate is pushed against on bridge, prestressed effect is applied to bridge to realize.
In conclusion the utility model has the advantages that：
1. need to be supported bridge, start hydraulic cylinder works, telescopic shaft persistently rises.Telescopic shaft is in rising
In the process, load-bearing plate moves closer to bridge.After load-bearing plate is abutted with bridge, telescopic shaft continues during rising that slide bar can be by
It is gradually trapped in telescopic shaft, telescopic shaft compresses the spring being wrapped on slide bar at this time, the acting force of the spring gradually increased
Promote load-bearing plate to be pushed against on bridge, prestressed effect is applied to bridge to realize.
2. rotating handles are until top plate is abutted with slide bar bottom, top plate limits slide bar slide downward at this time, to realize cunning
The locating effect of bar.
3. telescopic shaft rising compresses the spring into required state, telescopic shaft can press button and drive hydraulic pressure
Cylinder is stopped, such that the automation performance for being greatly improved device is arranged.
Description of the drawings
Fig. 1 is the concrete structure diagram of the present embodiment；
Fig. 2 is the internal structure chart of telescopic shaft in the present embodiment.
Reference numeral：1, supporting rack；2, hydraulic cylinder；21, telescopic shaft；3, slide bar；4, load-bearing plate；5, spring；6, top plate；7,
Screw rod；8, swivel base；9, first bevel gear；10, second bevel gear；11, shaft；12, through-hole；13, square hole；14, handle；15,
Accommodating groove；16, magnet；17, mounting blocks；18, button；19, stroke groove.
Specific implementation mode
The utility model is described in further detail below in conjunction with attached drawing.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can as needed make the present embodiment the modification of not creative contribution after reading this specification, but
As long as all being protected by Patent Law in the right of the utility model.
A kind of supporting bridge device, as shown in Figure 1 and Figure 2, including supporting rack 1.It is fixed with hydraulic pressure at 1 top of supporting rack
Cylinder 2, the telescopic shaft 21 of hydraulic cylinder 2 is interior to be equipped with slide bar 3, and slide bar 3 is in axial sliding connection with telescopic shaft 21 along it.Simultaneously in slide bar 3
End far from hydraulic cylinder 2 is fixed with load-bearing plate 4, and in addition winding is provided with elastic component on slide bar 3.Elastic component is spring 5, bullet
One end of spring 5 is fixed with load-bearing plate 4 and the other end is fixed with telescopic shaft 21.On telescopic shaft 21 bridge is pushed against equipped with load-bearing plate 4
The position-limit mechanism of 3 slide downward of slide bar is limited after beam.Position-limit mechanism includes top plate 6, screw rod 7, transposon 18 and first bevel gear 9.
Wherein top plate 6 slides vertically with telescopic shaft 21 and connect, and screw rod 7 is threaded through in telescopic shaft 21, one end and 6 bottom of top plate of screw rod 7
It is fixed.Transposon 18 setting is rotatablely connected in telescopic shaft 21 and with it, and first bevel gear 9 is fixed on the bottom of transposon 18, and screw rod 7 passes through
It wears first bevel gear 9 and is threadedly coupled with transposon 18 middle part.The driving that driving first bevel gear 9 rotates is equipped on telescopic shaft 21
Part.
Actuator includes the second bevel gear 10 engaged with first bevel gear 9, and shaft is fixed in second bevel gear 10
11, while the through-hole 12 that installation is absorbed in for shaft 11 is equipped on telescopic shaft 21, shaft 11 is rotatablely connected with telescopic shaft 21.Shaft
11 are provided with square hole 13 in one end far from second bevel gear 10, slidably connect handle 14 in square hole 13, while
Telescopic shaft 21 is equipped with the accommodating groove 15 that storage is absorbed in for handle 14.
When needing to be supported bridge, starts hydraulic cylinder 2 and work, telescopic shaft 21 persistently rises.Telescopic shaft 21 is rising
During, load-bearing plate 4 moves closer to bridge.After load-bearing plate 4 is abutted with bridge, telescopic shaft 21 continues sliding during rising
Bar 3 can be gradually trapped in telescopic shaft 21, and telescopic shaft 21 compresses the spring 5 being wrapped on slide bar 3 at this time, gradually increases
5 active force of spring promote load-bearing plate 4 to be pushed against on bridge, prestressed effect is applied to bridge to realize.Telescopic shaft 21
Spring 5 is compressed to generation abutting power it is equal with required prestressing force when, handle 14 can be pulled out out of accommodating groove 15, then
Swing handle 14 by shaft 11 drive 10 synchronous rotary of second bevel gear, second bevel gear 10 rotation while can drive with
Its first bevel gear 9 engaged rotates, and drives rotated synchronously with 9 fixed transposon 18 of first bevel gear immediately, finally drive screw rod
7 drive 6 upward sliding of top plate.Rotating handles 14 are until top plate 6 is abutted with 3 bottom of slide bar, and it is downward to limit slide bar 3 for top plate 6 at this time
Sliding, to realize the locating effect of slide bar 3.Then handle 14 is pushed into accommodating groove 15.
Handle 14 can be accommodated in telescopic shaft 21 by the setting of accommodating groove 15, avoided handle 14 from protruding outside telescopic shaft 21 and influenced
Telescopic shaft 21 on hydraulic cylinder 2 the case where sliding.It is respectively and fixedly provided with magnet 16 on telescopic shaft 21 and handle 14 simultaneously,
When hand 14 is trapped in accommodating groove 15, two magnet 16 are bonded to each other, and setting in this way can enhance handle 14 in storage
Stability when state.
The bottom thread of load-bearing plate 4 is connected with mounting blocks 17, is fixed on mounting blocks 17 and hydraulic cylinder 2 is driven to be stopped
Button 18, button 18 are on the flexible stroke of telescopic shaft 21, while the stroke screwed in for mounting blocks 17 is equipped on load-bearing plate 4
Slot 19.The distance between button 18 and load-bearing plate 4 can be adjusted by rotating mounting blocks 17, is worked in driving hydraulic cylinder 2
Before, compressed length required for spring 5 is obtained according to the prestressing force of required application, then the position of corresponding adjustment button 18
It sets.Therefore the rising of telescopic shaft 21, while spring 5 is compressed to required state, telescopic shaft 21 can press button 18 and drive hydraulic pressure
Cylinder 2 is stopped, and slide bar 3 is limited in telescopic shaft 21 and can not glide by subsequent operating handle 14.Setting in this way
It is greatly improved the automation performance of device.
Specific work process：When needing to be supported bridge, calculated needed for spring 5 according to the prestressing force of required application
Length to be compressed then corresponds to the position of adjustment button 18.Start hydraulic cylinder 2 to work, telescopic shaft 21 persistently rises.It is flexible
For axis 21 during rising, load-bearing plate 4 moves closer to bridge.After load-bearing plate 4 is abutted with bridge, telescopic shaft 21 continues to rise
During slide bar 3 can gradually be trapped in telescopic shaft 21, telescopic shaft 21 presses the spring 5 being wrapped on slide bar 3 at this time
Contracting, 5 active force of spring gradually increased promote load-bearing plate 4 to be pushed against on bridge, apply prestressed work to bridge to realize
With.While spring 5 is compressed to required state by the rising of telescopic shaft 21, telescopic shaft 21 can press button 18 and drive hydraulic cylinder
2 are stopped.Then handle 14 is pulled out out of accommodating groove 15, swing handle 14 drives second bevel gear 10 same by shaft 11
Step rotation, second bevel gear 10 can drive the first bevel gear 9 engaged to rotate, drive and first immediately while rotation
9 fixed transposon 18 of bevel gear rotates synchronously, and final screw rod 7 drives 6 upward sliding of top plate.Rotating handles 14 are up to top plate 6 and slide
3 bottom of bar abuts, and top plate 6 limits 3 slide downward of slide bar at this time, to realize the locating effect of slide bar 3.Then handle 14 is pushed away
Enter into accommodating groove 15.
Claims (8)
1. a kind of supporting bridge device, including supporting rack (1), it is characterized in that：Hydraulic cylinder (2) is fixed on support frame as described above (1),
It is in axial sliding connection slide bar (3) along it in the telescopic shaft (21) of the hydraulic cylinder (2), the end of the slide bar (3) is fixed with
Load-bearing plate (4), on the slide bar (3) winding be provided with elastic component, described elastic component one end is fixed with load-bearing plate (4) and the other end
It is fixed with telescopic shaft (21), it is provided on the telescopic shaft (21) after load-bearing plate (4) is pushed against bridge and limits slide bar (3) to downslide
Dynamic position-limit mechanism.
2. a kind of supporting bridge device according to claim 1, it is characterized in that：The position-limit mechanism includes being arranged in slide bar
(3) top plate (6) that lower section is in axial sliding connection with telescopic shaft (21) along it, top plate (6) bottom is fixed with screw rod (7), institute
It states screw rod (7) to be threaded through in telescopic shaft (21), swivel base (8) is rotatably connected in the telescopic shaft (21), is consolidated on the swivel base (8)
Surely there is first bevel gear (9), the screw rod (7) is threadedly coupled through first bevel gear (9) and with swivel base (8) middle part, described to stretch
The actuator that driving first bevel gear (9) rotates is provided on contracting axis (21).
3. a kind of supporting bridge device according to claim 2, it is characterized in that：The actuator includes and first bevel gear
(9) second bevel gear (10) engaged is fixed with shaft (11) on the second bevel gear (10), is set on the telescopic shaft (21)
It is equipped with the through-hole (12) that installation is absorbed in for shaft (11), the shaft (11) is rotatablely connected with telescopic shaft (21), the shaft
(11) one end far from second bevel gear (10) is provided with square hole (13).
4. a kind of supporting bridge device according to claim 3, it is characterized in that：It is slidably connected in the square hole (13)
Handle (14) is provided with the accommodating groove (15) that storage is absorbed in for handle (14) on the telescopic shaft (21).
5. a kind of supporting bridge device according to claim 4, it is characterized in that：The telescopic shaft (21) and handle (14)
On be respectively and fixedly provided with magnet (16), the handle (14) be trapped in accommodating groove (15) it is interior when, two magnet (16) are bonded to each other.
6. a kind of supporting bridge device according to claim 1, it is characterized in that：Load-bearing plate (4) bottom is provided with peace
Block (17) is filled, is fixed with the button (18) for driving hydraulic cylinder (2) to be stopped on the mounting blocks (17), at the button (18)
In on the flexible stroke of telescopic shaft (21).
7. a kind of supporting bridge device according to claim 6, it is characterized in that：The mounting blocks (17) and load-bearing plate (4)
It is threadedly coupled, the stroke groove (19) screwed in for mounting blocks (17) is provided on the load-bearing plate (4).
8. a kind of supporting bridge device according to claim 1, it is characterized in that：The elastic component is spring (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820192464.0U CN208088133U (en) | 2018-02-02 | 2018-02-02 | A kind of supporting bridge device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820192464.0U CN208088133U (en) | 2018-02-02 | 2018-02-02 | A kind of supporting bridge device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208088133U true CN208088133U (en) | 2018-11-13 |
Family
ID=64063381
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820192464.0U Expired - Fee Related CN208088133U (en) | 2018-02-02 | 2018-02-02 | A kind of supporting bridge device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208088133U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112359726A (en) * | 2020-11-30 | 2021-02-12 | 中铁建大桥工程局集团第五工程有限公司 | Municipal bridge building support frame |
-
2018
- 2018-02-02 CN CN201820192464.0U patent/CN208088133U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112359726A (en) * | 2020-11-30 | 2021-02-12 | 中铁建大桥工程局集团第五工程有限公司 | Municipal bridge building support frame |
| CN112359726B (en) * | 2020-11-30 | 2022-07-19 | 中铁建大桥工程局集团第五工程有限公司 | Municipal bridge building support frame |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181113 Termination date: 20220202 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |