CN208201656U - A kind of high pier end bay Cast-in-Situ Segment reverse drawing counter weight device - Google Patents
A kind of high pier end bay Cast-in-Situ Segment reverse drawing counter weight device Download PDFInfo
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- CN208201656U CN208201656U CN201820639954.0U CN201820639954U CN208201656U CN 208201656 U CN208201656 U CN 208201656U CN 201820639954 U CN201820639954 U CN 201820639954U CN 208201656 U CN208201656 U CN 208201656U
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- China
- Prior art keywords
- counter weight
- reverse drawing
- lacing wire
- weight device
- situ segment
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- 238000011065 in-situ storage Methods 0.000 title claims abstract description 23
- 238000004080 punching Methods 0.000 claims abstract description 22
- 230000007704 transition Effects 0.000 claims abstract description 21
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 17
- 239000010959 steel Substances 0.000 claims abstract description 17
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 13
- 238000005096 rolling process Methods 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 8
- 239000004567 concrete Substances 0.000 description 3
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011513 prestressed concrete Substances 0.000 description 1
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- Bridges Or Land Bridges (AREA)
Abstract
The utility model discloses a kind of high pier end bay Cast-in-Situ Segment reverse drawing counter weight devices, it is arranged between transition pier access bridge lateral bracket and cushion cap, the high pier end bay Cast-in-Situ Segment reverse drawing counter weight device includes punching jack and lacing wire, and punching jack is laid in the top of transition pier access bridge lateral bracket；The upper end of lacing wire is connect with the punching jack, and lower end is connect with the screw-thread steel being anchored in cushion cap by reinforcing bar connector.Above-mentioned high pier end bay Cast-in-Situ Segment reverse drawing counter weight device loads fining twisted steel lacing wire by setting punching jack, and the reaction force of tensioning passes to bracket, achievees the purpose that transition pier access bridge lateral bracket counterweight.It solves the objects such as conventional sandbag, water tank, reinforcing bar and is loaded directly into counterweight, the problem that construction cost investment is big, security risk is big.The reverse drawing counter weight device, rapidly and efficiently, operation it is convenient, loaded above the cushion cap of ground, securely and reliably, be used in turn after the partial devices such as punching jack and lacing wire are recyclable, reduce costs investment.
Description
Technical field
The utility model relates to bridge construction engineering device technique fields, and in particular to a kind of high pier end bay Cast-in-Situ Segment reverse drawing counterweight
Device.
Background technique
In continuous rigid frame bridge construction, transition pier end bay Cast-in-Situ Segment generally uses the cast-in-place completion of bracket type formwork-support.
When end bay Cast-in-Situ Segment concreting, in order to eliminate transition pier two sides unbalanced weight, usually by transition pier access bridge lateral bracket
The objects such as upper load sandbag, water tank, reinforcing bar carry out counterweight to bracket, and this mode needs to expend a large amount of material resources and manpower, construct
Cost input is big, security risk is big.
Utility model content
The purpose of this utility model is to provide novel designs, structurally reasonable, and convenient for operation, construction cost is low and more pacifies
Complete reliable high pier end bay Cast-in-Situ Segment reverse drawing counter weight device.
To achieve the goals above, the utility model provides the following technical solutions:
A kind of high pier end bay Cast-in-Situ Segment reverse drawing counter weight device is arranged between transition pier access bridge lateral bracket and cushion cap, should
High pier end bay Cast-in-Situ Segment reverse drawing counter weight device includes:
Punching jack is laid in the top of transition pier access bridge lateral bracket；
Lacing wire, the upper end are connect with the punching jack, and lower end is connected with the screw-thread steel being anchored in cushion cap by reinforcing bar
Connect device connection.
Preferably, the punching jack be arranged in transition pier access bridge lateral bracket top upper beam and upper anchor beam it
Between.
Preferably, the upper end of the lacing wire passes through the upper beam and upper anchor beam, and the lacing wire and the upper anchor
It is fastened and fixed by anchorage between beam and between the lacing wire and the upper beam.
Preferably, the lacing wire is fining twisted steel.
Preferably, the reinforcing bar connector is straight thread reinforced bar connector.
High pier end bay Cast-in-Situ Segment reverse drawing counter weight device provided by the utility model is loaded by setting punching jack
The reaction force of fining twisted steel lacing wire, tensioning passes to bracket, achievees the purpose that transition pier access bridge lateral bracket counterweight.It solves
The objects such as conventional sandbag, water tank, reinforcing bar are loaded directly into counterweight, the problem that construction cost investment is big, security risk is big.The reverse drawing
Counter weight device, rapidly and efficiently, operation it is convenient, loaded above the cushion cap of ground, securely and reliably, the parts such as punching jack and lacing wire
It is used in turn after device is recyclable, reduces costs investment.
Detailed description of the invention
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only to record in the utility model
Some embodiments be also possible to obtain other drawings based on these drawings for those of ordinary skill in the art.
Fig. 1 is the main view of high pier end bay Cast-in-Situ Segment reverse drawing counter weight device use state provided by the embodiment of the utility model
Figure；
Fig. 2 is the left view of high pier end bay Cast-in-Situ Segment reverse drawing counter weight device use state provided by the embodiment of the utility model
Figure.
Description of symbols:
1, bracket；2, anchorage；3, upper anchor beam；4, upper beam；5, punching jack；6, lacing wire；7, reinforcing bar connector；8, spiral shell
Line steel.
Specific embodiment
In order to make those skilled in the art more fully understand the technical solution of the utility model, below in conjunction with attached drawing pair
The utility model is further detailed.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or the terminal device that include a series of elements not only include those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or end
The intrinsic element of end equipment.In the absence of more restrictions, being limited by sentence " including ... " or " including ... "
Element, it is not excluded that there is also other elements in process, method, article or the terminal device for including the element.This
Outside, herein, " being greater than ", " being less than ", " being more than " etc. are interpreted as not including this number；" more than ", " following ", " within " etc. understand
Being includes this number.
As depicted in figs. 1 and 2, a kind of high pier end bay Cast-in-Situ Segment reverse drawing counter weight device, setting are held in the palm in transition pier access bridge side
Between frame 1 and cushion cap, which includes:
Punching jack 5 is laid in the top of transition pier access bridge lateral bracket 1；
Lacing wire 6, the upper end are connect with the punching jack 5, and lower end and the screw-thread steel 8 being anchored in cushion cap pass through reinforcing bar
Connector 7 connects.
Specifically, the punching jack 5 be arranged in 1 top of transition pier access bridge lateral bracket upper beam 4 and upper anchor beam 3 it
Between.Centre-hole jack 5 is mainly made of tension cylinder, top-bearing jar, press piston and spring etc. part, has compact-sized, work
Make steady, it is big to shore power, can be self-locking the features such as.
The upper end of the lacing wire 6 passes through the upper beam 4 and upper anchor beam 3, and the lacing wire 6 and the upper anchor beam 3 it
Between and the lacing wire 6 and the upper beam 4 between be fastened and fixed by anchorage 2.
The lacing wire 6 and screw-thread steel 8 are both preferably fining twisted steel, guarantee that lacing wire 6 can satisfy loaded load.Anchorage 2
Refer to permanent anchor used in prestressed concrete, is in post stretching structure or component, to keep presstressed reinforcing steel
Pulling force and pass it to the anchoring tool of inside concrete, also referred to as prestressed anchor.The reinforcing bar connector 7 is preferably
For straight thread reinforced bar connector, 6 lower end of lacing wire uses straight thread reinforced bar connector with the fining twisted steel 8 being anchored in cushion cap
Type of attachment connection, it is ensured that the lacing wire of spreading is coaxial and quality of connection, is conducive to lacing wire tensioning.
The installation process of above-mentioned high pier end bay Cast-in-Situ Segment reverse drawing counter weight device is as follows:
Before pouring cushion cap concrete, pre-buried fining twisted steel 8.When end bay cast-in-place section construction, held in the palm in transition pier access bridge side
Apart from transition pier center certain distance position on frame 1, the upper end of fining twisted steel lacing wire 6 is passed through into upper beam 4 and upper anchor beam 3 simultaneously
It is fastened and fixed with anchorage 2.Fining twisted steel 8 pre-buried in the lower end of fining twisted steel lacing wire 6 and cushion cap is passed through into reinforcing bar connector 7
It is fastened and fixed, and lays and (lay: being interpreted as dispersed placement) punching jack 5 between upper beam 4 and upper anchor beam 3.End bay is existing
When pouring section concrete and pouring, load load is calculated according to the unbalanced moments of transition pier two sides, classification to punching jack 5 plus
It carries, 5 tensioning lacing wire 6 of punching jack, the reaction force of tensioning passes to bracket 1, has the function that transition pier access bridge side counterweight.
High pier end bay Cast-in-Situ Segment reverse drawing counter weight device provided by the present embodiment loads essence by setting punching jack
Screw-thread steel lacing wire is rolled, the reaction force of tensioning passes to bracket, achievees the purpose that transition pier access bridge lateral bracket counterweight.It solves often
The objects such as rule sandbag, water tank, reinforcing bar are loaded directly into counterweight, the problem that construction cost investment is big, security risk is big.The reverse drawing is matched
Refitting is set, and rapidly and efficiently, operation is convenient, loads above the cushion cap of ground, securely and reliably, the parts such as punching jack 5 and lacing wire 6
It is used in turn after device is recyclable, reduces costs investment.
It is above that certain exemplary embodiments of the utility model are only described by way of explanation, undoubtedly, for
Those skilled in the art can be with a variety of different without departing from the spirit and scope of the utility model
Mode is modified described embodiment.Therefore, above-mentioned attached drawing and description are regarded as illustrative in nature, and should not be construed as
Limitation to the utility model claims protection scope.
Claims (5)
1. a kind of high pier end bay Cast-in-Situ Segment reverse drawing counter weight device is arranged between transition pier access bridge lateral bracket and cushion cap, special
Sign is that the high pier end bay Cast-in-Situ Segment reverse drawing counter weight device includes:
Punching jack is laid in the top of transition pier access bridge lateral bracket；
Lacing wire, the upper end are connect with the punching jack, and lower end and the screw-thread steel being anchored in cushion cap pass through reinforcing bar connector
Connection.
2. high pier end bay Cast-in-Situ Segment reverse drawing counter weight device according to claim 1, which is characterized in that the punching jack
It is arranged between the upper beam and upper anchor beam on transition pier access bridge lateral bracket top.
3. high pier end bay Cast-in-Situ Segment reverse drawing counter weight device according to claim 2, which is characterized in that the upper end of the lacing wire
Across the upper beam and upper anchor beam, and between the lacing wire and the upper anchor beam and between the lacing wire and the upper beam
It is fastened and fixed by anchorage.
4. high pier end bay Cast-in-Situ Segment reverse drawing counter weight device according to claim 1, which is characterized in that the lacing wire is finish rolling
Screw-thread steel.
5. high pier end bay Cast-in-Situ Segment reverse drawing counter weight device according to claim 1, which is characterized in that the reinforcing bar connector
For straight thread reinforced bar connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820639954.0U CN208201656U (en) | 2018-04-28 | 2018-04-28 | A kind of high pier end bay Cast-in-Situ Segment reverse drawing counter weight device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820639954.0U CN208201656U (en) | 2018-04-28 | 2018-04-28 | A kind of high pier end bay Cast-in-Situ Segment reverse drawing counter weight device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208201656U true CN208201656U (en) | 2018-12-07 |
Family
ID=64521539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820639954.0U Active CN208201656U (en) | 2018-04-28 | 2018-04-28 | A kind of high pier end bay Cast-in-Situ Segment reverse drawing counter weight device |
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| CN (1) | CN208201656U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110106793A (en) * | 2019-06-12 | 2019-08-09 | 中铁四局集团第二工程有限公司 | Uneven continuous beam end bay counter-weight assist device |
| CN110528389A (en) * | 2019-07-18 | 2019-12-03 | 浙江理工大学 | A kind of hanging bracket of end bay Cast-in-Situ Segment |
| CN111042006A (en) * | 2020-01-16 | 2020-04-21 | 中建七局安装工程有限公司 | High pier edge span suspension casting beam Bailey truss structure and construction method thereof |
| CN111809505A (en) * | 2020-06-19 | 2020-10-23 | 中铁大桥局上海工程有限公司 | Anchor pulling component and eccentric beam |
| CN113293702A (en) * | 2021-04-23 | 2021-08-24 | 浙江交工集团股份有限公司 | Prefabricated bent cap subsection wet joint reverse drawing construction method |
| CN114108488A (en) * | 2021-12-19 | 2022-03-01 | 中铁四局集团路桥工程有限公司 | Reverse-pulling construction method for thin-wall pier ultrahigh ultra-wide extra-heavy 0# block bracket |
-
2018
- 2018-04-28 CN CN201820639954.0U patent/CN208201656U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110106793A (en) * | 2019-06-12 | 2019-08-09 | 中铁四局集团第二工程有限公司 | Uneven continuous beam end bay counter-weight assist device |
| CN110106793B (en) * | 2019-06-12 | 2024-01-09 | 中铁四局集团有限公司 | Unbalanced continuous beam side span counterweight auxiliary device |
| CN110528389A (en) * | 2019-07-18 | 2019-12-03 | 浙江理工大学 | A kind of hanging bracket of end bay Cast-in-Situ Segment |
| CN111042006A (en) * | 2020-01-16 | 2020-04-21 | 中建七局安装工程有限公司 | High pier edge span suspension casting beam Bailey truss structure and construction method thereof |
| CN111809505A (en) * | 2020-06-19 | 2020-10-23 | 中铁大桥局上海工程有限公司 | Anchor pulling component and eccentric beam |
| CN113293702A (en) * | 2021-04-23 | 2021-08-24 | 浙江交工集团股份有限公司 | Prefabricated bent cap subsection wet joint reverse drawing construction method |
| CN114108488A (en) * | 2021-12-19 | 2022-03-01 | 中铁四局集团路桥工程有限公司 | Reverse-pulling construction method for thin-wall pier ultrahigh ultra-wide extra-heavy 0# block bracket |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 100024 Zhuangzhou Jiajing Courtyard, Chaoyang District, Beijing Co-patentee after: CHINA FIRST HIGHWAY ENGINEERING Co.,Ltd. Patentee after: CCCC FIRST HIGHWAY FIFTH ENGINEERING Co.,Ltd. Address before: 100024 Beijing city Chaoyang District Guanzhuang Zhou Jia Jing courtyard Co-patentee before: CCCC FIRST HIGHWAY ENGINEERING Co.,Ltd. Patentee before: CCCC FIRST HIGHWAY FIFTH ENGINEERING Co.,Ltd. |