CN202672184U - Retaining wall for protecting dock gate - Google Patents
Retaining wall for protecting dock gate Download PDFInfo
- Publication number
- CN202672184U CN202672184U CN 201220314958 CN201220314958U CN202672184U CN 202672184 U CN202672184 U CN 202672184U CN 201220314958 CN201220314958 CN 201220314958 CN 201220314958 U CN201220314958 U CN 201220314958U CN 202672184 U CN202672184 U CN 202672184U
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- wall
- dock gate
- dock
- height
- barricade
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Abstract
The utility model discloses a retaining wall for protecting a dock gate, comprising a wall body arranged between a cofferdam and the dock gate. The retaining wall is characterized in that the wall body comprises an external wall and an internal wall which are built by using cement bricks; the external wall and the internal wall form a middle hollow structure after being defined; the external wall and the internal wall are transversely provided with a plurality of layers of ring beams at intervals; a plurality of partition walls are longitudinally arranged at the hollow structure; and a buffer material is filled in a gap of the hollow structure of the wall body and a gap between the wall body and the dock gate. The wall body disclosed by the utility model has certain rigidity and buffer performance and is convenient to construct, low in cost and capable of being damaged and broken in good time and consuming a great deal of blasting energy through deformation of the wall body and the flexible buffer of the buffer material between the wall body and the dock gate during demolition blasting of the cofferdam of the dock, so that the retaining wall is used for preventing the dock gate from deforming and being damaged because a blasting accumulation body directly strikes and extrudes the dock gate so as to play a role in protecting the dock gate.
Description
Technical field
The utility model relates to a kind of protection barricade, specifically a kind of when the explosion of dock cofferdam demolition for the protection of the dock gate of dock gate safety protection barricade.
Background technology
The dock cofferdam mainly contains cofferdam blast accumulation body to impact and extruding, blasting vibration, explosion flying, Blasting shock wave and the flowing pressure of dock gate in demolition blasting cofferdam demolition explosion ill-effect.Therefore main by adjusting the technological means realizations such as blasting parameter, charge constitution, selection explosive and firing order, control explosive specific charge on safeguard procedures, reach and to make cofferdam rock bank fully become flexible, be convenient to cleaning, again so that the purpose of blast accumulation body scope minimum farthest reduces blast accumulation body and flying to extruding and the strike of the dock entrance facilities such as dock gate.But only these measures still can not effectively protect dock gate; dock gate is apart from nearest the only having about 5.5 ~ 6m in cofferdam; the explosion flying that produces after the explosion hits, quick-fried pile-up is pressed and blasting vibration still can cause certain destruction to dock gate; especially dock gate should be taked key protection more near cofferdam one side; therefore need between dock gate and cofferdam rock bank, construct protection system; prevent impact and the crush injury dock gate of blast accumulation body after the explosion of cofferdam, the safety of protection dock gate.
Summary of the invention
Technical problem to be solved in the utility model is that a kind of dock gate protection barricade is provided for the above-mentioned state of the art, be located between dock gate and the cofferdam rock bank, not only have certain rigidity but also have flexibility, can break ring disintegrates in good time, simultaneously easy construction, cost are low, can play protective action to dock gate when the explosion of dock cofferdam demolition.
The utility model solves the problems of the technologies described above the technical scheme that adopts: a kind of dock gate protection barricade, comprise the body of wall of being located between cofferdam rock bank and the dock gate, it is characterized in that: described body of wall comprises that adopting cement brick to pile builds exterior wall and the interior wall that forms, exterior wall and interior wall surround the rear middle hollow structure that forms, on exterior wall and interior wall, laterally be interval with some layers of collar tie beam, hollow-core construction place between exterior wall and interior wall vertically is provided with a plurality of partition walls, is filled with padded coaming at the hollow-core construction gap location of body of wall and the gap location between body of wall and the dock gate.
As improvement, described exterior wall and interior wall are for be arrangeding in parallel and highly identical, adopt concrete to whitewash back-up coat on the interior wall face of described exterior wall and interior wall, pile up at the interval between the lower outside of exterior wall and ground a plurality of reinforcement walls that become sloping shape, is close to metope at the lower outside of interior wall and piles up the brick post is arranged.
As improvement, described body of wall is located at 1.5 ~ 2.0m place, dock gate plate forward position, and the height of body of wall is 6 ~ 9.5m, and overall width is 1.5 ~ 2.5m, and the wall thickness of body of wall is 0.4 ~ 0.6m.
As improvement, described exterior wall highly is provided with collar tie beam with per 2.5 ~ 3.5m on the interior wall, and collar tie beam adopts concrete casting evenly to place the middle part of exterior wall and interior wall, and collar tie beam is built-in with the reinforcement bamboo reinforcement; The height degree of described collar tie beam is 0.2 ~ 0.3m.
Improve, described partition wall adopts the cement brick heap to build and forms, and evenly is arranged between exterior wall and the interior wall again, and the thickness of partition wall is 0.2 ~ 0.3m, and the height of partition wall is lower than body of wall height 1 ~ 1.5m
Further improve, described reinforcement walls adopts the cement brick heap to build and forms, and the height of reinforcement walls is 45% ~ 55% of body of wall height, and thickness is 0.2 ~ 0.3m; The height of described brick post is 60 ~ 75% of body of wall height.。
At last, described padded coaming is yellow sand, junked tire and cogongrass, and the high yellow sand of 1.5 ~ 2.5m is filled in the gap location bottom between body of wall and dock gate, and other parts adopt junked tire and the staggered collocation of cogongrass to fill.
Compared with prior art, the utility model has the advantage of: body of wall is for adopting the cement brick heap to build the hollow-core construction that forms, gap location between hollow-core construction gap location and body of wall and dock gate is filled with padded coaming, simultaneously at body of wall collar tie beam is set again, so that whole protection barricade had both had certain rigidity, has again shock-absorbing capacity, can break ring disintegrates in good time, and easy construction, cost is low, can be by deformation of wall and body of wall when the explosion of dock cofferdam demolition, the a large amount of blasting energy of flexible buffer consumption of padded coaming between dock gate, thereby avoid the blast accumulation body directly to hit, the extruding dock gate causes the dock gate deformed damaged, and dock gate is played protective action.
Description of drawings
Fig. 1 is structure sectional view of the present utility model;
Fig. 2 is the structure sectional view of collar tie beam of the present utility model;
Fig. 3 is top view of the present utility model.
The specific embodiment
Embodiment is described in further detail the utility model below in conjunction with accompanying drawing.
As shown in the figure, a kind of dock gate protection barricade, comprise the body of wall of being located between cofferdam rock bank and the dock gate, body of wall is located at 1.5 ~ 2.0m place, dock gate plate 5 forward positions, body of wall comprises that adopting cement brick to pile builds exterior wall 1 and the interior wall 2 that forms, exterior wall 1 and interior wall 2 surround the rear middle hollow structure that forms, and vertically evenly are provided with a plurality of partition walls 3 at the hollow-core construction place, are filled with padded coaming 7 at the hollow-core construction gap location of body of wall and the gap location between body of wall and the dock gate; Exterior wall 1 and interior wall 2 laterally are interval with some layers of collar tie beam 9 for be arrangeding in parallel and highly identical on exterior wall 1 and interior wall 2, collar tie beam 9 adopts the C20 concrete castings, are convenient to scarfing cinder after the explosion, and collar tie beam 9 is built-in with strengthens bamboo reinforcement 91; Adopt the concrete powder brush layer improving the bulk strength of body of wall on the interior wall face of exterior wall 1 and interior wall 2, evenly the interval is piled up a plurality of reinforcement walls 4 that become sloping shape is arranged between the lower outside of exterior wall 1 and ground, is close to metope at the lower outside of interior wall and piles up brick post 8 is arranged; Padded coaming 7 is so that whole barricade not only has rigidity but also have flexibility, when the explosion of cofferdam, play the effect that buffering consumes a large amount of blasting energies, padded coaming 7 is selected yellow sand, junked tire and cogongrass, these materials are economical and practical, and can not pollute the marine site after the explosion, and padded coaming 7 can also be recycled after explosion; 2 high yellow sands are filled in gap location bottom during filling between body of wall and dock gate, and other parts adopt junked tire and the staggered collocation of cogongrass to fill; The height of body of wall is highly definite according to cofferdam rock bank 6, be 6 ~ 9.5m, the width of body of wall is 2.0m, exterior wall 1 is respectively 0.48m with the width of interior 2 walls, exterior wall highly arranges collar tie beam 9 with every 3m on the interior wall, the height of collar tie beam 9 is 0.24m, partition wall 3 and reinforcement walls 4 also adopt the cement brick heap to build and form, partition wall 3 evenly is arranged between exterior wall 1 and the interior wall 2, and the thickness of partition wall 3 is 0.24m, highly is lower than the 1.2m of body of wall height, the height of reinforcement walls 4 is half of body of wall height, its wall thickness is 0.24m, and the thickness of brick post 8 is 0.24m, highly is 2/3rds of body of wall height;
For reducing indivedual slungshots to the destruction at dock gate top, the covered protection measure of sandbag is pressed again with individual layer tire, individual layer bamboo hedge sheet in the dock gate top, and the outstanding position of dock gate end face is with tire series connection protection.
The below presses dock gate to carry out safety to check to the quick-fried pile-up of protection behind the barricade is set:
(1) barricade conquassation scope is estimated
According to the ballistic theory estimation, the horizontal casting distance of quick-fried heap (the non-distance that tumbles) is 0.67 ~ 4.23m.Therefore can judge, if distance is then protected the direct percussion that barricade can be subject to quick-fried heap less than this value between barricade and rock bank.Because barricade is brickwork construction, intensity own is lower, and one-sided wall thickness only be 48cm, and the barricade in this scope is piled up under the lateral pressure effect that produces at direct impact and the follow-up quick-fried heap of quick-fried heap, certainly leads to conquassation destruction.
Layout according to barricade, rock bank can infer that the conquassation scope of barricade is from the end 20m left and right sides, northwest scope.The conquassation scope of this estimation and quick-fried rear actual conditions relatively meet.
(2) dock gate extruding Security Checking
After the barricade conquassation, inevitable quick-fried heap impact and follow-up tumbling under the quick-fried slag effect toward dock direction continuation motion.Consider that the horizontal movement casting distance is 4.23m, adding the clean thickness of top retaining wall brickwork is 0.96m, can get barricade and be about 5.2m at the farthest impact distance of the past dock direction of quick-fried heap impact extruded.
The rock bank is 5.5m apart from the minimum range of dock dock gate, can judge that the barricade after the conquassation can directly not impact dock gate.
And after the barricade conquassation, because the compensation space of 0.3m is still arranged between barricade and dock gate, the cushioning effect of the padded coamings such as the tire of filling therebetween and cogongrass has effectively been controlled barricade after quick-fried slag and the conquassation to the squeeze and destroy effect of dock gate.
Like this, the body of wall that whole protection barricade employing is built by laying bricks or stones and the padded coaming of filling form, collar tie beam 9 is set simultaneously, partition wall 3 grades are reinforced, so that the protection barricade not only has certain rigidity but also has flexibility, and can break ring disintegrates in good time, the blast accumulation body at first hits and pushes the protecting wall between cofferdam and dock gate when the explosion of dock cofferdam demolition, make its deformation failure, by deformation of wall and body of wall, the a large amount of blasting energy of flexible buffer consumption of padded coaming between dock gate, thereby avoid the blast accumulation body directly to hit, the extruding dock gate causes the dock gate deformed damaged, facts have proved, employing arranges the protection barricade between dock gate and cofferdam, with the guard technology that flexible protective layer padded coaming combines, safe and reliable, be convenient to implement.
Claims (7)
1. a dock gate protects barricade, comprise the body of wall of being located between cofferdam rock bank and the dock gate, it is characterized in that: described body of wall comprises that adopting cement brick to pile builds exterior wall and the interior wall that forms, exterior wall and interior wall surround the rear middle hollow structure that forms, on exterior wall and interior wall, laterally be interval with some layers of collar tie beam, hollow-core construction place between exterior wall and interior wall vertically is provided with a plurality of partition walls, is filled with padded coaming at the hollow-core construction gap location of body of wall and the gap location between body of wall and the dock gate.
2. dock gate according to claim 1 protects barricade, it is characterized in that described exterior wall and interior wall are for be arrangeding in parallel and highly identical, adopt concrete to whitewash back-up coat on the interior wall face of described exterior wall and interior wall, pile up at the interval between the lower outside of exterior wall and ground a plurality of reinforcement walls that become sloping shape, is close to metope at the lower outside of interior wall and piles up the brick post is arranged.
3. dock gate according to claim 2 protection barricade is characterized in that described body of wall is located at 1.5 ~ 2.0m place, dock gate plate forward position, and the height of body of wall is 6 ~ 9.5m, and overall width is 1.5 ~ 2.5m, and the wall thickness of body of wall is 0.4 ~ 0.6m.
4. dock gate protection barricade according to claim 3 is characterized in that described exterior wall highly is provided with collar tie beam with per 2.5 ~ 3.5m on the interior wall, and collar tie beam adopts concrete casting evenly to place the middle part of exterior wall and interior wall, and collar tie beam is built-in with the reinforcement bamboo reinforcement; The height degree of described collar tie beam is 0.2 ~ 0.3m.
5. dock gate protection barricade according to claim 3 is characterized in that described partition wall adopts the cement brick heap to build and forms, and evenly is arranged between exterior wall and the interior wall, and the thickness of partition wall is 0.2 ~ 0.3m, and the height of partition wall is lower than body of wall height 1 ~ 1.5m
6. dock gate protection barricade according to claim 3 is characterized in that described reinforcement walls adopts the cement brick heap to build and forms, and the height of reinforcement walls is 45% ~ 55% of body of wall height, and thickness is 0.2 ~ 0.3m; The height of described brick post is 60 ~ 75% of body of wall height.。
7. dock gate according to claim 1 protects barricade, it is characterized in that described padded coaming is yellow sand, damaged tire and cogongrass, the high yellow sand of 1.5 ~ 2.5m is filled in gap location bottom between body of wall and dock gate, and other parts adopt junked tire and the staggered collocation of cogongrass to fill.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220314958 CN202672184U (en) | 2012-06-28 | 2012-06-28 | Retaining wall for protecting dock gate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220314958 CN202672184U (en) | 2012-06-28 | 2012-06-28 | Retaining wall for protecting dock gate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202672184U true CN202672184U (en) | 2013-01-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220314958 Expired - Lifetime CN202672184U (en) | 2012-06-28 | 2012-06-28 | Retaining wall for protecting dock gate |
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| CN (1) | CN202672184U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103615266A (en) * | 2013-11-25 | 2014-03-05 | 中交第四公路工程局有限公司 | Method for protecting mid-partition of multi-arch road tunnel |
| CN105234548A (en) * | 2015-10-09 | 2016-01-13 | 中国人民解放军理工大学 | Double vertical explosive welding rigid and flexible comprehensive protection device and protection method |
| CN109356644A (en) * | 2018-12-25 | 2019-02-19 | 江苏师范大学 | A kind of paste body filling wall system and its installation method |
-
2012
- 2012-06-28 CN CN 201220314958 patent/CN202672184U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103615266A (en) * | 2013-11-25 | 2014-03-05 | 中交第四公路工程局有限公司 | Method for protecting mid-partition of multi-arch road tunnel |
| CN103615266B (en) * | 2013-11-25 | 2015-09-23 | 中交第四公路工程局有限公司 | A kind of mid-partition of multi-arch road tunnel guard method |
| CN105234548A (en) * | 2015-10-09 | 2016-01-13 | 中国人民解放军理工大学 | Double vertical explosive welding rigid and flexible comprehensive protection device and protection method |
| CN109356644A (en) * | 2018-12-25 | 2019-02-19 | 江苏师范大学 | A kind of paste body filling wall system and its installation method |
| CN109356644B (en) * | 2018-12-25 | 2021-03-19 | 江苏师范大学 | Paste filling retaining wall system and mounting method thereof |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130116 |