CN208395699U - Steel bushing heads into structure - Google Patents
Steel bushing heads into structure Download PDFInfo
- Publication number
- CN208395699U CN208395699U CN201820742343.9U CN201820742343U CN208395699U CN 208395699 U CN208395699 U CN 208395699U CN 201820742343 U CN201820742343 U CN 201820742343U CN 208395699 U CN208395699 U CN 208395699U
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- CN
- China
- Prior art keywords
- cylinder
- lower bolster
- steel bushing
- heads
- block
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
Structure is headed into the utility model discloses a kind of steel bushing, it applies in bridge strengthening field, its key points of the technical solution are that: including lower bolster, cylinder, upper padding plate, jack and pushing tow connecting column, the side that lower bolster and cylinder contradict is equipped with the gripping block of several circle distributions, the clamping groove for the insertion of cylinder upper end is offered in each gripping block, gripping block is equipped with the fixing piece for fixed cylinder, its advantage is that: facilitate the installation and removal of lower bolster.
Description
Technical field
The utility model relates to bridge strengthening field, in particular to a kind of steel bushing heads into structure.
Background technique
Pile foundation of bridge pier is easy to appear the feelings such as reinforcing steel bars exposed, steel bar corrosion, pile foundation necking down, pile foundation scour after practical for a long time
Condition affects the bearing capacity of pile foundation of bridge pier, several to reinforce in time to it, will influence the security performance of bridge entirety.
In the actual construction process, the semi circular member of the segment prefabricated steel bushing head and standard segment on the coast first；Installation
The segment steel bushing head semi circular member, and weld and form one integral piece；Transfer first segment steel bushing, splice the 1st standard segment and with head
The steel bushing that completion has been spliced in segment welding decentralization ibid continues to splice next standard paragraphs；The steel bushing of completion has been spliced in decentralization
Cylinder, until washing away ground line.The upper and lower backing plate of precast support and pushing tow connecting column；Installation supports upper and lower backing plate and jack to set
It is standby；All jack in the same pile foundation of synchronous push, spreading pushing tow connecting column；The next steel bushing standard knot of spreading is installed
Section；By the above process recycle carry out, while rush steel bushing inner wall, cleaning mud, side pushing tow, until steel bushing pushing tow to design mark
It is high.Remove jacking equipment, the upper and lower backing plate of support and pushing tow connecting column；50cm back cover soil layer, priming petock are reserved in steel bushing
Cement mortar；Actual measurement end segmental height, and carry out prefabricated minor details section steel bushing；Installation, connection minor details section steel bushing, and make to cover
Cylinder top surface holds out against cushion cap bottom surface as far as possible；Minor details section and cushion cap joint gap are sealed, and slip casing by pressure is carried out to minor details section steel bushing；
After the completion of slip casting, injected hole and gas vent are blocked；Set up cushion cap crack treatment workbench；Cushion cap crack closure or slip casing by pressure
Processing；Demolition Construction auxiliary equipment completes construction.
But lower bolster needs easily to connect and dismantle due to being in-site installation.
Utility model content
Structure is headed into the purpose of the utility model is to provide a kind of steel bushing, its advantage is that: facilitate the peace of lower bolster
Assembly and disassembly.
The above-mentioned technical purpose of the utility model has the technical scheme that a kind of heading into for steel bushing
Structure, including lower bolster, cylinder, upper padding plate, jack and pushing tow connecting column, the side that the lower bolster is contradicted with cylinder are equipped with
The gripping block of several circle distributions offers the clamping groove for the insertion of cylinder upper end, the clamping in each gripping block
Block is equipped with the fixing piece for fixed cylinder.
Through the above technical solutions, passing through the cooperation of clamping groove and cylinder upper end, lower bolster is limited under stress effect
There is a situation where breakking away, when needing to dismantle lower bolster, operator need to only release fixing piece can be by underlay to the constraint of cylinder
Plate disassembles, convenient and efficient.
The utility model is further arranged to: the fixing piece includes the fixing groove being provided in clamping groove groove wall, sliding
The arc block being connected in fixing groove and the compressed spring being connected between arc block and fixing groove slot bottom, at the compressed spring
When nature, fixing groove notch is stretched out in the arc block part, and the arc for arc block insertion is offered on the cylinder body outer wall
Shape slot.
Through the above technical solutions, operator firmly pulls lower bolster to far from cylinder direction when dismantling lower bolster, lead to
Cross extruding of the arc groove groove wall to arc block, move into arc block in fixing groove, at this time operator can by lower bolster with
Cylinder separation.
The utility model is further arranged to: there are two centrosymmetric along tubular axis for rotation connection on the lower bolster
Connecting rod, the connecting rod are hinged with snap ring compatible with cylinder body outer wall far from one end of lower bolster.
Through the above technical solutions, snap ring blocks the outer wall of cylinder, so that the position of snap ring is fixed, to pass through company
Bar further improves the stability of fixed lower bolster.
The utility model is further arranged to: the side that the snap ring and cylinder body outer wall contradict is equipped with anti-slip rubber
Pad, the anti-skid rubber cushion side wall offer several grooves, and the anti-skid rubber cushion is equipped with magnet block in groove.
Through the above technical solutions, anti-skid rubber cushion increases the frictional force between snap ring and cylinder, reduce snap ring with
There is a situation where skid for cylinder；By magnet block to the attraction of cylinder, the stability that card flower is fixed on cylinder is improved.
The utility model is further arranged to: several location holes is offered on the lower bolster, the lower bolster is positioning
It is equipped with laser designator in hole, preformed hole corresponding with location hole is offered on the jack base, the jack is logical
Fastening bolt is crossed to connect with upper padding plate.
Through the above technical solutions, operator first opens laser designator, makes laser designator when installing jack
Laser pierces into preformed hole, positions to the position of jack, then tightens fastening bolt and fixes jack, so that thousand
The axis on jin top is located between the wall thickness of cylinder, improves jack and lower bolster contradicts the reliability and bearing capacity of part.
The utility model is further arranged to: the transparent end in closing location hole aperture is threaded on the lower bolster
Lid.
Through the above technical solutions, transparent end cap provides a protective effect to laser designator, reduce extraneous miscellaneous
Object influences the case where laser designator work.
The utility model is further arranged to: the pushing tow connecting column includes several pushing posts mutually spliced, and adjacent two
Several limiting slots are offered on a pushing tow column outer wall, the pushing post is equipped with gag lever post in limiting slot, and the gag lever post is long
The both ends in degree direction pass through fixing screws and connect with corresponding pushing post.
Through the above technical solutions, operator is first by two positioning column splicings one when needing spreading pushing tow connecting column
It rises, then gag lever post is put into the limiting slot of two pushing posts, and is fixed with fixing screws, and two pushing post axial directions are limited
It is convenient and efficient with circumferential movement.
The utility model is further arranged to: the gag lever post side wall offers several partial pressure slots, and the gag lever post is dividing
The annulus tangent with the partial pressure each cell wall of slot is equipped in indent.
Through the above technical solutions, partial pressure slot saves the materials of gag lever post, annulus has then dispersed pushing post and has born to indulge
Pressure when to ballast improves the reliability of gag lever post connection.
In conclusion the utility model has the following beneficial effects:
1. operator easily can carry out installation or removal work to lower bolster by fixing piece, the working time is saved,
The structure of fixing piece is simply exquisite simultaneously, also improves the flexibility that lower bolster is connect with cylinder；
2. playing the fixed function to lower bolster by snap ring and connecting rod, the stability of lower bolster is improved；Swash
The cooperation of optical indicator and preformed hole then positions the position of jack, ensure that lower bolster and pushing tow connecting column contradict
Partial can bearing capacity.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the present embodiment；
Fig. 2 is the structural schematic diagram that the present embodiment is used to embody fixing piece；
Fig. 3 is the structural schematic diagram that the present embodiment is used to embody snap ring and connecting rod；
Fig. 4 is enlarged drawing at A in Fig. 3；
Fig. 5 is enlarged drawing at B in Fig. 3；
Fig. 6 is the structural schematic diagram that the present embodiment is used to embody preformed hole and fastening bolt.
Appended drawing reference: 1, lower bolster；11, cylinder；12, upper padding plate；13, jack；14, pushing tow connecting column；141, pushing tow
Column；15, gripping block；16, clamping groove；2, fixing piece；21, fixing groove；22, arc block；23, compressed spring；24, arc groove；25,
Connecting rod；26, snap ring；27, anti-skid rubber cushion；28, groove；281, magnet block；3, location hole；31, laser designator；32,
Preformed hole；33, transparent end cap；34, fastening bolt；4, limiting slot；41, gag lever post；42, fixing screws；43, slot is divided；44, circle
Ring.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Wherein identical components are presented with like reference characters.It should be noted that word used in the following description
Language "front", "rear", "left", "right", "up" and "down" refer to the direction in attached drawing, word " bottom surface " and " top surface ", "inner" and
"outside" refers respectively to the direction towards or away from geometric center of specific component.
Embodiment: a kind of steel bushing heads into structure, as shown in Figure 1, including lower bolster 1, cylinder 11, upper padding plate 12, thousand
Jin top 13 and pushing tow connecting column 14, lower bolster 1 and 12 profile of upper padding plate are circle, and wherein lower bolster 1 is located on cylinder 11,
Upper padding plate 12 is mounted on cushion cap, and jack 13 is between upper padding plate 12 and lower bolster 1, pushing tow connecting column 14 and jack 13
Connection；The side that lower bolster 1 and cylinder 11 contradict is equipped with several circumferential gripping blocks 15, and several gripping blocks 15 surround
Circumference and cylinder 11 it is concentric, offered in each gripping block 15 for 11 upper end of cylinder insertion clamping groove 16, clamping groove
16 depth is identical as 15 height of gripping block, and gripping block 15 is equipped with the fixing piece 2 for fixed cylinder 11.
As shown in Fig. 2, fixing piece 2 includes the fixing groove 21 being provided on 16 cell wall of clamping groove, sliding connects in fixing groove 21
It is connected to arc block 22, arc block 22 is moved radially along cylinder 11, is also connected with compression between 21 slot bottom of arc block 22 and fixing groove
Spring 23, at compressed spring 23 when nature, 21 notch of fixing groove is stretched out in 22 part of arc block, opens up on 11 outer wall of cylinder
There is the arc groove 24 being inserted into for arc block 22 to fix lower bolster 1 so that gripping block 15 and cylinder 11 be linked together
Position.
As shown in Fig. 2, operator firmly pulls lower bolster 1 to far from 11 direction of cylinder, or uses when dismantling lower bolster 1
Rubber hammer taps lower bolster 1 towards the side of cylinder 11, and for lower bolster 1 when there is mobile trend, 24 cell wall of arc groove squeezes arc
Shape block 22, and as the movement of lower bolster 1 forces arc block 22 to slide into fixing groove 21, operator can be by lower bolster 1 at this time
It is removed from cylinder 11, it is convenient and efficient.
As shown in figure 3, on the edge of lower bolster 1 rotation connection there are two along the symmetrical connecting rod 25 of 11 axis centre of cylinder,
Connecting rod 25 is located at 1 lower section of lower bolster far from one end of lower bolster 1, and is hinged with snap ring compatible with 11 outer wall of cylinder
26；Operator drives snap ring 26 to be clamped on cylinder 11, snap ring 26 exists to close to 11 direction pivot link 25 of cylinder
It is fixed under the resilient force of itself on cylinder 11, involves, subtract to play the role of one to lower bolster 1 by connecting rod 25
A possibility that mobile, occurs in stress for small lower bolster 1.
As shown in figure 4, further, the side that snap ring 26 and 11 outer wall of cylinder contradict is equipped with anti-skid rubber cushion 27,
The frictional force between snap ring 26 and cylinder 11 is increased, a possibility that snap ring 26 slides, anti-slip rubber are reduced
It pads 27 side walls and is also provided with several grooves 28, anti-skid rubber cushion 27 is equipped with magnet block 281 in groove 28, and snap ring 26 is in magnetic
Iron block 281 is closely fitted on 11 outer wall of cylinder under the graviational interaction of cylinder 11, and it is solid to further improve snap ring 26
Fixed stability.
As shown in Figure 5 and Figure 6, several location holes 3 are offered on lower bolster 1, lower bolster 1 is all provided in each location hole 3
There is laser designator 31, the transparent end cap 33 for closing 3 aperture of location hole is also threaded on lower bolster 1, reduces outer
Boundary's sundries is fallen into 3 mouthfuls of location hole, influences the case where laser designator 31 works, while being offered and being determined on 13 pedestal of jack
The corresponding preformed hole 32 in position hole 3, jack 13 are connect by fastening bolt 34 with upper padding plate 12；Operator opens laser designation
Device 31, then jack for moving 13, the laser for emitting laser designator 31 pass through the center of preformed hole 32, can be to jack
13 position is positioned, and operator tightens fastening bolt 34 again and jack 13 is fixed on upper padding plate 12 at this time, so that thousand
The axis on jin top 13 is located in the spacing of 11 wall thickness of cylinder, to improve down when pushing tow connecting column 14 and lower bolster 1 contradict
Backing plate 1 and pushing tow connecting column 14 contradict part can bearing capacity, and it is time saving and energy saving.
As shown in figure 5, pushing tow connecting column 14 includes several pushing posts 141 mutually spliced, each 141 both ends of pushing post
Offer several limiting slots 4 on side wall, circumferentially equidistant distribution of several limiting slots 4 along pushing post 141, and two neighboring pushing tow
The limiting slot 4 of column 141 is corresponded and is interconnected, and pushing post 141 is equipped with gag lever post 41 in limiting slot 4, gag lever post 41
Both ends are contradicted with the end of two limiting slots 4 respectively, at the same the both ends of 41 length direction of gag lever post pass through fixing screws 42 with
Corresponding pushing post 141 connects.
As shown in figure 5, operator splices new pushing post 141 in end when needing spreading pushing tow connecting column 14
On pushing post 141, pushing post 141 is then rotated, keeps the limiting slot 4 of two pushing posts 141 corresponding, then gag lever post 41 is put into limit
In the slot 4 of position, and it is fixed with both ends of the fixing screws 42 to gag lever post 41, so that two pushing posts 141 are linked together,
It is convenient and efficient.
As shown in figure 5,41 side wall of gag lever post offers several partial pressure slots 43 along the distribution of 41 length direction of gag lever post, it is conducive to
The materials of gag lever post 41 are saved, gag lever post 41 is equipped with the annulus 44 tangent with the partial pressure each cell wall of slot 43 in partial pressure slot 43, when
When the longitudinal loading that pushing post 141 is subject to is excessive, pushing post 141 deforms and is applied with to gag lever post 41 effect of power, this
Shi Yuanhuan 44 just by pressure dissipation, improves the bearing capacity of gag lever post 41, to share the pressure of pushing post 141, ensure that
Pushing tow work is gone on smoothly.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but
As long as all by the protection of Patent Law in the scope of the claims of the utility model.
Claims (8)
1. a kind of steel bushing heads into structure, including lower bolster (1), cylinder (11), upper padding plate (12), jack (13) and pushing tow
Connecting column (14), it is characterised in that: the side of the lower bolster (1) and cylinder (11) conflict is equipped with the clamping of several circle distributions
Block (15) offers the clamping groove (16) for the insertion of cylinder (11) upper end, the gripping block on each gripping block (15)
(15) it is equipped with the fixing piece (2) for fixed cylinder (11).
2. steel bushing according to claim 1 heads into structure, it is characterised in that: the fixing piece (2) includes being provided with
Fixing groove (21) on clamping groove (16) cell wall, the arc block (22) being slidably connected in fixing groove (21) and it is connected to arc block
(22) compressed spring (23) between fixing groove (21) slot bottom, at the compressed spring (23) when nature, the arc
Fixing groove (21) notch is stretched out in block (22) part, and the arc groove for arc block (22) insertion is offered on cylinder (11) outer wall
(24).
3. steel bushing according to claim 2 heads into structure, it is characterised in that: be rotatablely connected on the lower bolster (1)
There are two along the symmetrical connecting rod of cylinder (11) axis centre (25), the connecting rod (25) is hinged with far from the one end of lower bolster (1)
Snap ring (26) compatible with cylinder (11) outer wall.
4. steel bushing according to claim 3 heads into structure, it is characterised in that: the snap ring (26) and cylinder
(11) side that outer wall contradicts is equipped with anti-skid rubber cushion (27), and anti-skid rubber cushion (27) side wall offers several grooves
(28), the anti-skid rubber cushion (27) is equipped with magnet block (281) in groove (28).
5. steel bushing according to claim 1 heads into structure, it is characterised in that: the lower bolster (1) if on offer
Dry location hole (3), the lower bolster (1) are equipped with laser designator (31) in location hole (3), on jack (13) pedestal
Preformed hole (32) corresponding with location hole (3) is offered, the jack (13) passes through fastening bolt (34) and upper padding plate
(12) it connects.
6. steel bushing according to claim 5 heads into structure, it is characterised in that: be threadedly coupled on the lower bolster (1)
There is the transparent end cap (33) in closing location hole (3) aperture.
7. steel bushing according to claim 1 heads into structure, it is characterised in that: the pushing tow connecting column (14) is if include
The dry pushing post (141) mutually spliced, the both ends of each pushing post (141) offer several limiting slots (4), and adjacent two
The limiting slot (4) of a pushing post (141) is interconnected, and the pushing post (141) is equipped with gag lever post in limiting slot (4)
(41), the both ends of gag lever post (41) length direction pass through fixing screws (42) and corresponding pushing post (141) even
It connects.
8. steel bushing according to claim 7 heads into structure, it is characterised in that: gag lever post (41) side wall offers
Several partial pressure slots (43), the gag lever post (41) are equipped with the annulus tangent with partial pressure slot (43) each cell wall in partial pressure slot (43)
(44).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820742343.9U CN208395699U (en) | 2018-05-17 | 2018-05-17 | Steel bushing heads into structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820742343.9U CN208395699U (en) | 2018-05-17 | 2018-05-17 | Steel bushing heads into structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208395699U true CN208395699U (en) | 2019-01-18 |
Family
ID=65136646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820742343.9U Expired - Fee Related CN208395699U (en) | 2018-05-17 | 2018-05-17 | Steel bushing heads into structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208395699U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109826107A (en) * | 2019-03-25 | 2019-05-31 | 中国十九冶集团有限公司 | Component support system and method of use |
| CN109930498A (en) * | 2019-04-09 | 2019-06-25 | 南京林业大学 | A kind of method of disposal for going deep into bed stabilization bridge vertical member |
-
2018
- 2018-05-17 CN CN201820742343.9U patent/CN208395699U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109826107A (en) * | 2019-03-25 | 2019-05-31 | 中国十九冶集团有限公司 | Component support system and method of use |
| CN109826107B (en) * | 2019-03-25 | 2020-06-16 | 中国十九冶集团有限公司 | Component support system and method of use |
| CN109930498A (en) * | 2019-04-09 | 2019-06-25 | 南京林业大学 | A kind of method of disposal for going deep into bed stabilization bridge vertical member |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190118 |