CN204898609U - Formula of sinking panel seam stagnant water protective structure - Google Patents

Formula of sinking panel seam stagnant water protective structure Download PDF

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Publication number
CN204898609U
CN204898609U CN201520567129.0U CN201520567129U CN204898609U CN 204898609 U CN204898609 U CN 204898609U CN 201520567129 U CN201520567129 U CN 201520567129U CN 204898609 U CN204898609 U CN 204898609U
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China
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panel
groove
panel seam
protective cover
cover sheet
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CN201520567129.0U
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Chinese (zh)
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李学强
苗喆
邓成进
赵庆
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PowerChina Northwest Engineering Corp Ltd
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PowerChina Northwest Engineering Corp Ltd
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Abstract

The utility model provides a formula of sinking panel seam stagnant water protective structure, including panel, protection cover plate, the flexible filler and the compounded rubber stick, the panel of panel is provided with the recess on sewing on the panel of end both sides, and the panel portion of sewing on is equipped with V type groove with the grooved underside junction, and the compounded rubber stick is packed in this V type groove, and the setting of protection cover plate and is protected the cover plate both ends to pass through the band steel and is fixed with the panel with expansion bolts in the recess of end is sewed on to the panel, and the flexibility is clogged in this protection cover plate. The utility model discloses simple structure, easy operation, safe and reliable only sink to setting up the recess of certain width and the degree of depth in both sides when the panel is built in the engineering construction, the protection cover plate on panel upper portion surface, flexible fillers, compounded rubber stick, band steel, expansion bolts equipartition are put in the recess of reservation, and the surperficial seam stagnant water in counter plate dam is protected, has prevented effectively that icy destruction is to the stagnant water structural lesion.

Description

A kind of sunk type panel seam sealing safeguard structure
Technical field
The utility model belongs to Hydraulic and Hydro-Power Engineering design of face slab rockfill dam technical field, is specifically related to a kind of sunk type panel seam sealing safeguard structure, is used for protecting the flexible water-stopping structure of panel seam surface, reducing freezing damage.
Background technology
Rock is using the concrete slab of upstream face as leakage preventing structure, and whether the water-stopping structure between panel seam is intact directly affects dam safety and operation.In the winter of extremely frigid zones, because reservoir level constantly changes, the panel of eulittoral zone constantly will bear ice period " ice is climbed " jacking and the ice-melt phase " ice collapses " covers effect, and panel is sewed on the flexible water-stopping structure in portion and just be there will be drawing crack, extrudes and the Destroy type such as to injure by a crashing object.Built engineering, as after Ming Tombs, Beijing reservoir upper storage reservoir face dam, the little hondo face dam of Mudanjiang lotus flower face dam and Qinghai build up, all finds that expansion bolt is extracted, angle steel is occurred by phenomenons such as tear fracture, vertical lap seam exterior portion plastic filler bulge are impaired by stretch bending, protective cover sheet.
At present, owing to being exposed at panel surface place outside the flexible bulge of panel, even if having employed the measure increasing cover sheet thickness, but still damaged, need regularly to drop into the water-stopping structure of man power and material to infringement and repair.
Chinese patent CN203487508U discloses " a kind of surface watertight seal structure for freezing reservoir steel concrete panel ", comprises steel concrete panel, rubber bar, plastic filler and antiseepage protective cover sheet; The panel vertical lap seam place of described steel concrete panel is provided with antiseepage protective cover sheet holddown groove and sealing plastic filler groove; Described rubber bar is placed in the sealing of described panel vertical lap seam; Described plastic filler is clogged in described sealing plastic filler groove, and surface is provided with described antiseepage protective cover sheet; Described antiseepage protective cover sheet is fixed in described antiseepage protective cover sheet holddown groove.Although this surface watertight seal structure effectively can prevent frost demolition, but, this surface watertight seal structure adopts the method reducing cover plate arc angle to reduce the height of bulge, plastic filler is buried full sealing plastic filler groove, it is jointly stressed that water-stopping structure and panel become entirety, damaged probability is large, and the distortion of adaptable panel vertical lap seam is little.
Utility model content
The purpose of this utility model be overcome existing panel flexible bulge outside be exposed at the problem that panel surface easily causes face dam face joint sealing frost demolition.
For this reason; the utility model provides a kind of sunk type panel seam sealing safeguard structure; comprise panel, protective cover sheet, flexible filler and compounded rubber rod; the panel of described panel is sewed on to hold on the panel of both sides and is provided with groove; portion sewed on by described panel and groove floor junction is provided with V-type groove; described compounded rubber rod is filled in this V-type groove; described protective cover sheet is arranged on panel and sews in the groove of end; and protective cover sheet two ends are fixed by band steel and expansion bolt and panel, described flexible filler is clogged in this protective cover sheet.
The width of above-mentioned groove is 80cm ~ 100cm.
The degree of depth of above-mentioned groove is more than or equal to 2/3 of sealing height, and is less than 1/3 of panel 3 thickness.
Panel seam place bottom above-mentioned panel is provided with rubber sheet gasket.
Copper seal is provided with between above-mentioned rubber sheet gasket and panel.
Above-mentioned protective cover sheet is circular arc.
Above-mentioned band steel is stainless steel band steel.
Above-mentioned expansion bolt is zinc-plated expansion bolt.
Pitch plank is filled with in above-mentioned panel seam.
The beneficial effects of the utility model:
(1) this sunk type panel seam sealing safeguard structure that the utility model provides forms the groove of one fixed width in panel seam both sides; significantly reduce the contact area of ice and water-stopping structure; most " ice is climbed " jacking and " ice collapses " is made to cover the impact force of process or pulling capacity is born by concrete slab; play the effect of protection panel seam surface water-stopping structure, solve the frost demolition problem of cold district face dam face joint sealing.
(2) protective cover sheet, flexible filler, compounded rubber rod, band steel, expansion bolt are arranged in the groove of sunk type by this sunk type panel seam sealing safeguard structure that the utility model provides; decrease the exposure part of sealing bulge; most impact force or pulling capacity are born by concrete slab, thus effectively reduces the infringement of frost demolition to water-stopping structure.
(3) depth of groove that this sunk type panel that the utility model provides stitches sealing safeguard structure is large, and protective cover sheet radius and arc angle scope greatly, can adapt to larger panel seam distortion.
Below with reference to accompanying drawing, the utility model is described in further details.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the utility model sunk type panel seam sealing safeguard structure.
Description of reference numerals: 1, panel seam; 2, groove; 3, panel; 4, protective cover sheet; 5, flexible filler; 6, compounded rubber rod; 7, band steel; 8, expansion bolt; 9, rubber sheet gasket; 10, copper seal.
Detailed description of the invention
Embodiment 1:
In order to overcome existing panel flexible bulge outside be exposed at the problem that panel surface easily causes face dam face joint sealing frost demolition, present embodiments provide a kind of sunk type panel seam sealing safeguard structure as shown in Figure 1, comprise panel 3, protective cover sheet 4, flexible filler 5 and compounded rubber rod 6, the panel 3 that the panel of described panel 3 stitches 1 both sides, upper end is provided with groove 2, described panel stitches 1 top and junction, groove 2 bottom surface is provided with V-type groove, described compounded rubber rod 6 is filled in this V-type groove, described protective cover sheet 4 is arranged on panel and stitches in the groove 2 of 1 upper end, and protective cover sheet 4 two ends are fixed with panel 3 by band steel 7 and expansion bolt 8, described flexible filler 5 is clogged in this protective cover sheet 4.
This sunk type panel seam sealing safeguard structure stitches at luffing district scope panel the groove 2 that 1 both sides sink to being formed one fixed width, groove 2 side connects with the panel 3 beyond range of stage band is smooth-going, and by water-stopping structure (protective cover sheet 4, flexible filler 5, compounded rubber rod 6, band steel 7, expansion bolt 8) be arranged in sunk type groove 2, like this, reduce the exposure part of sealing bulge, significantly reduce the contact area of ice and water-stopping structure, most " ice is climbed " jacking and " ice collapses " is made to cover the impact force of process or pulling capacity is born by concrete slab, play the effect of protection panel seam surface water-stopping structure, solve the frost demolition problem of cold district face dam face joint sealing.
Embodiment 2:
Present embodiments provide a kind of sunk type panel seam sealing safeguard structure, comprise panel 3, protective cover sheet 4, flexible filler 5 and compounded rubber rod 6, the panel 3 that the panel of described panel 3 stitches 1 both sides, upper end is provided with groove 2, the width of described groove 2 is 80cm ~ 100cm, the degree of depth of groove 2 is more than or equal to 2/3 of sealing height, and be less than 1/3 of panel 3 thickness, described panel stitches 1 top and junction, groove 2 bottom surface is provided with V-type groove, described compounded rubber rod 6 is filled in this V-type groove, pitch plank is filled with in described panel seam 1, described protective cover sheet 4 is circular arc, its radius and arc angle stitch the actual conditions of 1 width and height of dam according to panel and determine, protective cover sheet 4 is arranged on panel and stitches in the groove 2 of 1 upper end, and protective cover sheet 4 two ends are fixed with panel 3 by band steel 7 and expansion bolt 8, described band steel 7 is stainless steel band steel, described expansion bolt 8 is zinc-plated expansion bolt, described flexible filler 5 is clogged in this protective cover sheet 4, panel bottom described panel 3 stitches 1 place and is provided with rubber sheet gasket 9, copper seal 10 is provided with between rubber sheet gasket 9 and panel 3.
The manufacturing process of this sunk type panel seam sealing safeguard structure that the present embodiment provides is as follows:
1, place rubber sheet gasket 9 in the position of seam after dam embankment, fix copper seal 10.
2, first build seam side concrete slab 3, making corresponding template, reserving groove 2 when building.
3, after the concrete of a side panel 3 reaches design strength, at seam crossing filled bitumen plank, and build panel 3 concrete of opposite side, form the groove 2 of one fixed width and the degree of depth in the both sides of panel seam 1.
4, filled composite rubber bar 6 in the little V groove of panel seam 1; 1 both sides filling flexible filler 5 is stitched at panel; then above protective cover sheet 4 being pasted onto; with edge sealing agent, edge sealing is carried out to each edge of protective cover sheet 4 pasted; finally use band steel 7 and expansion bolt 8 anchoring again, protective cover sheet 4, flexible filler 5, compounded rubber rod 6, band steel 7, expansion bolt 8 are arranged in the groove 2 of sunk type.
Disclose compared with " a kind of surface watertight seal structure for freezing reservoir steel concrete panel " with Chinese patent CN203487508U, this sunk type panel seam sealing safeguard structure just water-stopping structure (protective cover sheet that the present embodiment provides, flexible filler, compounded rubber rod, band steel, expansion bolt) be arranged in sunk type groove, reduce the exposure part of sealing bulge, most impact force or pulling capacity are born by concrete slab, reduce the damaged probability of water-stopping structure, simultaneously, depth of groove is large, protective cover sheet radius and arc angle scope large, the distortion that panel seam is larger can be adapted to, and without the need to flexible filler, whole groove is filled up, structure is simple.
In addition, by this sunk type panel seam sealing safeguard structure at Xinjiang some hydropower station rock engineer applied, panel stitches the groove that 1 both sides arrange the dark 8cm of wide 90cm, and its surface protection cover plate 4 is highly 13cm, zinc-plated expansion bolt 8 is M10mm × 125mm, arrangement pitch 20cm; According to engineering operation practical experience after retaining, obtain good effect.
In sum; the structure of this sunk type panel seam sealing safeguard structure that the utility model provides is simple, easy to operate, safe and reliable; only sink to arranging the groove of one fixed width and the degree of depth in both sides when panel is built in engineering construction; the protective cover sheet on upper panel surface, flexible filler, compounded rubber rod, band steel, expansion bolt are arranged in reserved groove; the joint seal on surface, counter plate dam is protected, and effectively prevent frost demolition and damages water-stopping structure.Flexible filler, compounded rubber rod are techniques well known, are not just described further here.
More than exemplifying is only illustrate of the present utility model, does not form the restriction to protection domain of the present utility model, everyly all belongs within protection scope of the present invention with the same or analogous design of the utility model.

Claims (9)

1. a sunk type panel seam sealing safeguard structure, it is characterized in that: comprise panel (3), protective cover sheet (4), flexible filler (5) and compounded rubber rod (6), the panel (3) of panel seam (1) both sides, upper end of described panel (3) is provided with groove (2), described panel seam (1) top and groove (2) junction, bottom surface are provided with V-type groove, described compounded rubber rod (6) is filled in this V-type groove, described protective cover sheet (4) is arranged in the groove (2) of panel seam (1) upper end, and protective cover sheet (4) two ends are fixed with panel (3) by band steel (7) and expansion bolt (8), described flexible filler (5) is clogged in this protective cover sheet (4).
2. sunk type panel seam sealing safeguard structure as claimed in claim 1, is characterized in that: the width of described groove (2) is 80cm ~ 100cm.
3. sunk type panel seam sealing safeguard structure as claimed in claim 1, is characterized in that: the degree of depth of described groove (2) is more than or equal to 2/3 of sealing height, and is less than 1/3 of panel (3) thickness.
4. sunk type panel seam sealing safeguard structure as claimed in claim 1, is characterized in that: panel seam (1) place of described panel (3) bottom is provided with rubber sheet gasket (9).
5. sunk type panel seam sealing safeguard structure as claimed in claim 4, is characterized in that: be provided with copper seal (10) between described rubber sheet gasket (9) and panel (3).
6. sunk type panel seam sealing safeguard structure as claimed in claim 1, is characterized in that: described protective cover sheet (4) is circular arc.
7. sunk type panel seam sealing safeguard structure as claimed in claim 1, is characterized in that: described band steel (7) is stainless steel band steel.
8. sunk type panel seam sealing safeguard structure as claimed in claim 1, is characterized in that: described expansion bolt (8) is zinc-plated expansion bolt.
9. sunk type panel seam sealing safeguard structure as claimed in claim 1, is characterized in that: be filled with pitch plank in described panel seam (1).
CN201520567129.0U 2015-07-31 2015-07-31 Formula of sinking panel seam stagnant water protective structure Active CN204898609U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
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CN204898609U true CN204898609U (en) 2015-12-23

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105780730A (en) * 2016-03-24 2016-07-20 中水北方勘测设计研究有限责任公司 Vertical copper sealing rod and horizontal rubber waterstop connecting method
CN110616673A (en) * 2019-10-10 2019-12-27 中国水利水电科学研究院 Concrete face dam surface layer joint seepage-proofing protection structure and method
CN113981911A (en) * 2021-11-11 2022-01-28 中国水利水电第三工程局有限公司 Embedded installation construction method for countersunk bolts of water stop cover plate on surface of face dam

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105780730A (en) * 2016-03-24 2016-07-20 中水北方勘测设计研究有限责任公司 Vertical copper sealing rod and horizontal rubber waterstop connecting method
CN110616673A (en) * 2019-10-10 2019-12-27 中国水利水电科学研究院 Concrete face dam surface layer joint seepage-proofing protection structure and method
CN113981911A (en) * 2021-11-11 2022-01-28 中国水利水电第三工程局有限公司 Embedded installation construction method for countersunk bolts of water stop cover plate on surface of face dam

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