CN208830820U - A kind of inserted overturn-preventing limiting device of mast lifting construction - Google Patents
A kind of inserted overturn-preventing limiting device of mast lifting construction Download PDFInfo
- Publication number
- CN208830820U CN208830820U CN201821366757.2U CN201821366757U CN208830820U CN 208830820 U CN208830820 U CN 208830820U CN 201821366757 U CN201821366757 U CN 201821366757U CN 208830820 U CN208830820 U CN 208830820U
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- China
- Prior art keywords
- limiting device
- overturn
- arc panel
- mast
- preventing limiting
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Abstract
The utility model discloses a kind of inserted overturn-preventing limiting devices of mast lifting construction; the limiting device includes square floor, arc panel, wrapping layer and protective layer; arc panel is arranged on square floor upper surface, one group of opposite side, and two of arc panel are fixedly connected between end and bottom plate；Arc panel lateral surface is equipped with wrapping layer, and wrapping layer lateral surface coats matcoveredn.Arc panel is the first arc panel or the second arc panel；First arc panel is in arc-shaped, and centering angle is 0-180 °；Second arc panel is U-shaped.Wrapping layer is engineering plastic alloy plate.The utility model structure is simple, ingenious in design, is easy to make, and has universality.Construction safety and installation quality is effectively guaranteed in the laying of inserted overturn-preventing limiting device, also saves construction cost.It can avoid in the towering steel mast construction of existing television tower frequently in " upside-down method of hull-section construction " lifting construction technique, there is the case where steel mast center of gravity promotes suspension centre top partially.
Description
Technical field
The utility model relates to mast technical field of auxiliary equipment, in particular to a kind of inserted anti-dumping of mast lifting construction
Cover limiting device.
Background technique
The installation of television tower steel mast in recent years has been used widely using lifting construction technique, construction technology also day
Beneficial mature, tower crane steel mast is inserted into certain length in concrete mast cylinder, generally uses upside-down method of hull-section construction lifting construction.
But works as and encounter special circumstances, such as each section of steel mast is segmented fliping lifting certain altitude in concrete mast cylinder
Afterwards, then the docking weld bond welding of adjacent segment steel mast is carried out, assembles steel mast from top to down, it is whole to promote lifting after forming entirety
To design height, is shunk since steel mast sectional dimension can exist, cause the focus point for being segmented mast to be higher than hoist point, will be present
Hidden danger of toppling influences installation quality.
Utility model content
The purpose of the utility model is to provide a kind of inserted overturn-preventing limiting device of mast lifting construction, to solve at present
Lifting construction technique middle mast center of gravity is promoted partially above suspension centre, is easy to appear mast and significantly deflection, steel mast insertion occurs
The vertical problem of vertical straight is not able to maintain after concrete barrel.
To achieve the above objectives, the present invention adopts the following technical solutions: the one side of the utility model provides one kind
The inserted overturn-preventing limiting device of mast lifting construction, the limiting device include square floor 3, arc panel, wrapping layer 6 and protection
Layer 7, the arc panel has two pieces and is separately positioned on one group of opposite side of square floor 3, two ends of the arc panel
It is fixedly connected between bottom plate 3；Arc panel lateral surface is equipped with wrapping layer 6, passes through anchor bolt 12 between arc panel and wrapping layer 6
Connection；6 lateral surface of wrapping layer is coated with lubrication protection layer 7.
Further, arc panel is the first arc panel 4 or the second arc panel 13.
Further, the first arc panel 4 is in arc-shaped, and centering angle is 0-180 °；Second arc panel 13 is U-shaped.
Further, wrapping layer 6 is engineering plastic alloy plate.
Further, which further includes the first stiffener 10；At least three pieces of first stiffener 10 and it is parallel between
Every setting in two pieces of arc panel medial surfaces.
Further, which further includes the second stiffener 11；The fitting of second stiffener 11 is arranged on the inside of arc panel
Face.
Further, the lubrication protection layer 7 is butter layer.
The another aspect of the utility model provides the concrete for having the inserted overturn-preventing limiting device of mast lifting construction
The anti-dumping on 9 inner wall of concrete mast cylinder is arranged in including concrete mast cylinder 9 and by expansion bolt 5 in mast cylinder
Cover limiting device；
The first square hole is offered at the top of concrete mast cylinder 9, it is rectangular that 9 bottom of concrete mast cylinder offers second
Hole is the square hole of continuous variable cross section between the first square hole and the second square hole；
Side length of the side length of first square hole less than the second square hole.
Further, at least two groups of overturn-preventing limiting device, first group of overturn-preventing limiting device circumferential direction uniform intervals setting
In 9 inner wall of concrete mast cylinder, close to the side of the first square hole；Second group of overturn-preventing limiting device circumferential direction uniform intervals is set
It sets in 9 inner wall of concrete mast cylinder, close to the side of the second square hole.
The beneficial effects of the utility model are embodied in:
1, a kind of inserted overturn-preventing limiting device of mast lifting construction provided by the utility model, structure is simple, designs
Ingenious, production and installation are easy.Construction safety and installation quality is effectively guaranteed in the laying of inserted overturn-preventing limiting device,
Also save construction cost.
2, a kind of inserted overturn-preventing limiting device of mast lifting construction provided by the utility model has preferable pervasive
Property.Arc panel can be the first arc panel of arc-shaped that centering angle is 0-180 °, or U-shaped second arc panel.Arc panel
Overturn-preventing limiting device can be made to adapt to, and concrete mast cylinder both ends aperture difference is big and the diverse feelings of duct internal diameter
Condition.
3, a kind of advantage of the inserted overturn-preventing limiting device of mast lifting construction is, first, concrete mast cylinder
Length is unlimited, can position the design installation site of multiple groups overturn-preventing limiting device in advance in construction；Second can be according to mixed
Arc panel in the actual size assembling inserted overturn-preventing limiting device of lifting construction of solidifying soil mast cylinder upper and lower part.With
It will not topple after guaranteeing steel mast insertion, be able to maintain straight state, and then guarantee integral construction quality.
4, a kind of inserted overturn-preventing limiting device of mast lifting construction provided by the utility model, it is possible to prevente effectively from existing
Have in the towering steel mast construction of television tower frequently in " upside-down method of hull-section construction " lifting construction technique, steel mast center of gravity occurs and promote suspension centre partially
The case where top.Guarantee steel mast maximum held stationary of energy under eccentric state, is arranged inside concrete mast anti-
The problem of topple limiting device, targetedly prevents steel mast that significantly deflection occurs.Guaranteeing construction safety and building
While quality, construction efficiency and job scheduling are improved.
Other features and advantages of the utility model will illustrate in the following description, and partly from specification
It becomes apparent, or is understood and implementing the utility model.The main purpose and further advantage of the utility model can lead to
Scheme specifically noted in the description is crossed to be achieved and obtained.
Detailed description of the invention
The utility model is described in more detail with reference to the accompanying drawing.
Fig. 1 is the facade section of the utility model overturn-preventing limiting device use state.
Fig. 2 is the overturn-preventing limiting device plan cross-sectional schematic diagram of the utility model A-A.
Fig. 3 is the overturn-preventing limiting device plan cross-sectional schematic diagram of the utility model B-B.
Fig. 4 is the 1# limiting device detail drawing of embodiment 1.
Fig. 5 is the 2# limiting device detail drawing of embodiment 2.
Fig. 6 is the planar structure schematic diagram of embodiment 1.
Appended drawing reference: 1-1# limiting device, 2-2# limiting device, 3- bottom plate, the first arc panel of 4-, 5- expansion bolt,
6- wrapping layer, 7- protective layer, 8- steel mast, 9- concrete mast cylinder, the first stiffener of 10-, the second stiffener of 11-, 12- anchor
Fixing bolt, the second arc panel of 13-.
Specific embodiment
The technical solution of the utility model is described in detail by the following examples, embodiment below is only exemplary
, it is only capable of for explanation and illustration the technical solution of the utility model, and cannot be construed to technical solutions of the utility model
Limitation.
Embodiment 1
As shown in figs. 4 and 6, the utility model provides a kind of inserted overturn-preventing limiting device of mast lifting construction, the limit
It is 0-180 ° of the first arc panel of arc-shaped 4, wrapping layer 6 and protective layer 7 that position device, which includes square floor 3, centering angle, described the
One arc panel 4 is arranged on one group of opposite side of square floor 3, welds between two ends of first arc panel 4 and bottom plate 3
It is fixed；First arc panel, 4 lateral surface is equipped with wrapping layer 6, and the medial surface of two piece of first arc panel 4 is welded with the first stiffener 10；
The setting of at least three pieces of first stiffener 10 and parallel interval is on two piece of first 4 medial surface of arc panel.The utility model
The overturn-preventing limiting device of offer can also be bonded the second stiffener 11 of setting in 4 medial surface of the first arc panel.Wrapping layer 6 is work
Its lateral surface of engineering plastics alloy sheets is coated with butter protective layer 7.By the first arc panel of arc-shaped 4 for being 0-180 ° containing centering angle
Overturn-preventing limiting device be named as 1# limiting device 1.
Embodiment 2
Shown in Figure 5, a kind of inserted overturn-preventing limiting device of mast lifting construction, with embodiment 1, difference exists
In: the arc panel is U-shaped.It is welded and fixed between two ends of U-shaped second arc panel 13 and bottom plate 3.U-shaped second will be contained
The overturn-preventing limiting device of arc panel 13 is named as 2# limiting device 2.
The inserted overturn-preventing limiting device of Examples 1 and 2 mast lifting construction, structure is simple, ingenious in design, production and peace
Dressing is easy, has preferable universality.Construction safety and installation is effectively guaranteed in the laying of inserted overturn-preventing limiting device
Quality also saves construction cost.Arc panel can be the first arc panel of arc-shaped 4 that centering angle is 0-180 °, arc panel
It can be U-shaped second arc panel 13.Different types of arc panel can make overturn-preventing limiting device adapt to concrete mast cylinder
9 both ends aperture difference of body is big and the diverse situation in duct.
Embodiment 3
As shown in Figure 1, Figure 2, Figure 3 shows, the another aspect of the utility model, which provides, has the inserted anti-dumping of mast lifting construction
It covers the concrete mast cylinder of limiting device, including concrete mast cylinder 9 and is arranged on cylinder inboard wall by expansion bolt 5
Overturn-preventing limiting device；The first square hole is offered at the top of concrete mast cylinder 9,9 bottom of concrete mast cylinder opens up
There is the second square hole, is the square hole of continuous variable cross section between the first square hole and the second square hole；The side of first square hole
The long side length less than the second square hole.
At least two groups of overturn-preventing limiting device, first group of overturn-preventing limiting device circumferential direction is disposed in an evenly spaced relation in concrete
9 inner wall of mast cylinder, the side close to the first square hole；Second group of overturn-preventing limiting device circumferential direction is disposed in an evenly spaced relation in coagulation
Native 9 inner wall of mast cylinder, the side close to the second square hole.First group of overturn-preventing limiting device can be by 1# limiting device 1
Composition；Second group of overturn-preventing limiting device can be made of 2# limiting device 2.
The advantage of concrete mast cylinder with the inserted overturn-preventing limiting device of mast lifting construction is, first,
8 length of steel mast is unlimited, can position the design installation site of multiple groups overturn-preventing limiting device in advance in construction；Second can be with
According to the arc in the actual size assembling inserted overturn-preventing limiting device of lifting construction of 9 upper and lower part of concrete mast cylinder
Shape plate.To guarantee to topple after steel mast 8 is inserted into, it is able to maintain straight state.Guarantee integral construction quality.
When the section in the duct in concrete mast cylinder 9 is round or ellipse, the utility model can be used
There is provided overturn-preventing limiting device, it is only necessary to once by 3 simmering and bending of bottom plate.
The construction method of the above-mentioned concrete mast cylinder with the inserted overturn-preventing limiting device of mast lifting construction, step
It is rapid as follows:
Step 1, each floor in 9 center of concrete mast cylinder underface promote the review of channel dimension of opening；
Step 2,9 intensity detection of concrete mast cylinder meet design requirement；
Step 3 positions the installation position of overturn-preventing limiting device in 9 inner wall four sides surveying setting-out of concrete mast cylinder
It sets；
Step 4 punches in the installation site of overturn-preventing limiting device and installs expansion bolt 5；
Step 5 assembles overturn-preventing limiting device, and specific assembling steps are as follows:
First, the drill bolt hole on square plate bottom plate 3；
Second, at least three piece of first stiffener 10 is welded on the medial surface of two pieces of arc panels；Between first stiffener 10
Be parallel to each other interval setting；
Third welds the second stiffener 11 in arc panel medial surface；
4th, arc panel is welded on square plate bottom plate 3；
5th, the sub-assembly lateral surface obtained in the 4th step wraps up one layer of engineering plastic alloy plate；
6th, smear protective layer 7；
7th, after quality inspection, for use.
Overturn-preventing limiting device assembled in step 5 expansion bolt 5 is fixed to unwrapping wire installation site by step 6；
Step 7, the assembling of segmentation steel mast 8 and welding, lifting construction and monitoring.
The inserted overturn-preventing limiting device of lifting construction provided by the utility model, it is possible to prevente effectively from existing TV tower height
It alarms in the construction of steel mast 8 and promotes feelings above suspension centre partially frequently in " upside-down method of hull-section construction " lifting construction technique, there is 8 center of gravity of steel mast
Condition.Guarantee the maximum held stationary of energy under eccentric state of steel mast 8, overturn-preventing is set inside concrete mast and is limited
The problem of device, targetedly significantly deflection occurs for prevention steel mast 8.Guaranteeing the same of construction safety and construction quality
When, improve construction efficiency and job scheduling.
The foregoing is merely the preferable specific embodiment of the utility model, but the protection scope of the utility model not office
Be limited to this, variation that anyone skilled in the art is expected within the technical scope disclosed by the utility model or
Replacement, should be covered within the scope of the utility model.
Claims (9)
1. a kind of inserted overturn-preventing limiting device of mast lifting construction, it is characterised in that: the limiting device includes square floor
(3), arc panel, wrapping layer (6) and protective layer (7), the arc panel have two pieces and are separately positioned on the one of square floor (3)
On group opposite side, it is fixedly connected between two ends and bottom plate (3) of the arc panel；Arc panel lateral surface is equipped with wrapping layer (6),
It is connect between arc panel and wrapping layer (6) by anchor bolt (12)；Wrapping layer (6) lateral surface is coated with lubrication protection layer (7).
2. a kind of inserted overturn-preventing limiting device of mast lifting construction as described in claim 1, which is characterized in that arc panel
For the first arc panel (4) or the second arc panel (13).
3. a kind of inserted overturn-preventing limiting device of mast lifting construction as claimed in claim 2, which is characterized in that the first arc
Shape plate (4) is in arc-shaped, and centering angle is 0-180 °；Second arc panel (13) is U-shaped.
4. a kind of inserted overturn-preventing limiting device of mast lifting construction as described in claim 1, which is characterized in that wrapping layer
It (6) is engineering plastic alloy plate.
5. a kind of inserted overturn-preventing limiting device of mast lifting construction as described in claim 1, which is characterized in that the limit
Device further includes the first stiffener (10)；The setting of at least three pieces of first stiffener (10) and parallel interval is in two pieces of arcs
Plate medial surface.
6. a kind of inserted overturn-preventing limiting device of mast lifting construction as described in claim 1, which is characterized in that the limit
Device further includes the second stiffener (11)；Second stiffener (11) fitting is arranged in arc panel medial surface.
7. a kind of inserted overturn-preventing limiting device of mast lifting construction as described in claim 1, which is characterized in that the profit
Sliding protective layer (7) are butter layer.
8. band is just like the concrete mast of the inserted overturn-preventing limiting device of the described in any item mast lifting constructions of claim 1-7
Bar cylinder, which is characterized in that be arranged including concrete mast cylinder (9) and by expansion bolt (5) in concrete mast cylinder
(9) the overturn-preventing limiting device on inner wall；
The first square hole is offered at the top of concrete mast cylinder (9), it is rectangular that concrete mast cylinder (9) bottom offers second
Hole is the square hole of continuous variable cross section between the first square hole and the second square hole；
Side length of the side length of first square hole less than the second square hole.
9. the concrete mast cylinder of the inserted overturn-preventing limiting device of mast lifting construction is had as claimed in claim 8,
It is characterized in that, at least two groups of overturn-preventing limiting device, first group of overturn-preventing limiting device circumferential direction is disposed in an evenly spaced relation in mixed
Solidifying soil mast cylinder (9) inner wall, the side close to the first square hole；Second group of overturn-preventing limiting device circumferential direction uniform intervals setting
In concrete mast cylinder (9) inner wall, close to the side of the second square hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821366757.2U CN208830820U (en) | 2018-08-23 | 2018-08-23 | A kind of inserted overturn-preventing limiting device of mast lifting construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821366757.2U CN208830820U (en) | 2018-08-23 | 2018-08-23 | A kind of inserted overturn-preventing limiting device of mast lifting construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208830820U true CN208830820U (en) | 2019-05-07 |
Family
ID=66310227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821366757.2U Expired - Fee Related CN208830820U (en) | 2018-08-23 | 2018-08-23 | A kind of inserted overturn-preventing limiting device of mast lifting construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208830820U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109057507A (en) * | 2018-08-23 | 2018-12-21 | 中建二局安装工程有限公司 | A kind of inserted overturn-preventing limiting device of mast lifting construction and its construction method |
-
2018
- 2018-08-23 CN CN201821366757.2U patent/CN208830820U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109057507A (en) * | 2018-08-23 | 2018-12-21 | 中建二局安装工程有限公司 | A kind of inserted overturn-preventing limiting device of mast lifting construction and its construction method |
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| 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: 20190507 |