CN204511515U - The anti-skidding built-in groove of fast-assembling - Google Patents
The anti-skidding built-in groove of fast-assembling Download PDFInfo
- Publication number
- CN204511515U CN204511515U CN201520051825.6U CN201520051825U CN204511515U CN 204511515 U CN204511515 U CN 204511515U CN 201520051825 U CN201520051825 U CN 201520051825U CN 204511515 U CN204511515 U CN 204511515U
- Authority
- CN
- China
- Prior art keywords
- conduit
- anchor pole
- groove
- fast
- flanging
- Prior art date
- 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.)
- Expired - Fee Related
Links
Landscapes
- Gasket Seals (AREA)
Abstract
The utility model relates to the anti-skidding built-in groove of a kind of fast-assembling, comprise cell body, anchor pole and packing, cell body comprises conduit and T-shaped bolt, described anchor pole is distributed on the top of conduit, and packing is arranged at the inside of described conduit, wherein: conduit is the arc line type C Zee bar steel Z component that Open Side Down, both sides, conduit bottom have extended internally flanging, flanging is the parallel notch that right angle flanging forms conduit, and the inner side of flanging is provided with sawtooth, and the space width of sawtooth is 3mm; Conduit top is evenly equipped with punching hole, punching hole and anchor pole suitable, anchor pole is placed in punching hole; Packing and conduit is suitable and packing is polyethylene type bar is full of in conduit, conduit parallel notch place is provided with the wide one of the EV foam for a 30mm adhesive tape, leaves space between polyethylene type bar and EV foam one adhesive tape; T-shaped bolt one end to be placed in conduit and to be engaged with the sawtooth on flanging; The utility model structure is simple, fast easy for installation, antifatigue and supporting capacity good.
Description
Technical field
The utility model to relate in a kind of tunnel for hard-wired built-in groove, belongs to attachment technique field, tunnel.
Background technology
At tunnel internal fixtion structure stand, traditional method planted crab-bolt after being in the past, and its way is: plant bolt, filling concrete in tunnel lining punching; Or adopt tunnel lining punching filling chemical glue compound to plant crab-bolt, no matter be which kind of plants crab-bolt way after, all to punch in tunnel lining, all can cause certain destruction to tunnel lining, and filler and concrete bonding firmness are much smaller than monolithic concrete structure, after plant that crab-bolt is stressed to be concentrated, cause contact structures additional force larger on tunnel lining impact, the fire line of chemical anchor bolts is poor, and construction is inconvenient, cost is high, due to after to plant crab-bolt defect more; Now, plant the way of crab-bolt after generally adopting pre-buried channel flow to replace, adopt the pre-buried connected mode of chute to substitute traditional chemical anchor bolts fastening means, not only can Optimizing construction technique, can also the construction period be shortened.
Pre-buried channel flow is mainly used in high ferro circular interval tunnel duct piece, for equipment (facilities such as platform, power cable support, illuminating lamp contact net support, water supply and sewerage pipeline, telephone cabinet, extinguishing pipe of meeting an urgent need) such as the electromechanics in fixing and installation tunnel.
Usually, pre-buried channel flow in shield tunnel, comparatively large owing to being shifted in pre-buried process, cause the conduit after solidifying to differ comparatively large with layout design size, Position location accuracy is low, and pre-buried speed is slow; In addition, do not meet environmental protection standard for the packing material in conduit yet, the pre-buried channel flow supporting capacity of current domestic production and anti-fatigue performance general, many undesirable, therefore, how solving the problem, is the content that those skilled in the art mainly study.
Utility model content
Technical problem to be solved in the utility model is, overcomes the shortcoming of prior art, provides a kind of fast-assembling anti-skidding built-in groove, and this channel structure is simple, fast easy for installation, antifatigue and supporting capacity good.
In order to solve above technical problem, the utility model provides a kind of pre-buried channel flow, comprises cell body, anchor pole and packing, and cell body comprises conduit and T-shaped bolt, and described anchor pole is distributed on the top of conduit, and packing is arranged at the inside of described conduit, wherein:
Conduit is the arc line type C Zee bar steel Z component that Open Side Down, and both sides, conduit bottom have extended internally flanging, and flanging is the parallel notch that right angle flanging forms conduit, and the inner side of flanging is provided with sawtooth, and the space width of sawtooth is 3mm; Conduit top is evenly equipped with punching hole, punching hole and anchor pole suitable, anchor pole is placed in punching hole;
Packing and conduit is suitable and packing is polyethylene type bar is full of in conduit, the parallel notch place of conduit is provided with the wide one of the EV foam for a 30mm adhesive tape, leaves the gap of 1-3mm between polyethylene type bar and EV foam one adhesive tape; T-shaped bolt one end is placed in conduit, and T-shaped bolt is engaged with the sawtooth on flanging, and T-shaped bolt by fastening nuts on conduit.
The technical scheme that the utility model limits further is:
In the anti-skidding built-in groove of aforementioned fast-assembling, conduit two ends are provided with seal cover, seal cover is square open-ended cavity structure, twice elasticity side ring rib is had outside cavity, twice elasticity side ring rib and conduit interference fit form twice elastic packing barrier, avoid the safety factor in liquid infiltration conduit when the existence of sealing barrier improves concreting.
In the anti-skidding built-in groove of aforementioned fast-assembling, T-shaped bolt is made up of T stage rank arc-shaped limit block, limiting stand and threaded rod from top to bottom successively; Flat shim and elastomeric pad is also provided with between nut and conduit;
Require when T-shaped bolt is installed completely just to engage with conduit profile of tooth, general T type bolt mainly by constructor observation bolt on align mark, in tunnel, vertically to align tag line very inconvenient in the observation of some orientation constructor, greatly affect the correctness that installation rate and profile of tooth are completely just engaging, T-shaped bolt of the present utility model due to the effect of T stage rank arc-shaped limit block, limiting stand put into conduit clockwise fastening nut can ensure completely just to engage with conduit profile of tooth, improve installation rate and quality.
In the anti-skidding built-in groove of aforementioned fast-assembling, one end of anchor pole is hexagonal structure, and the other end is flange platform structure, and anchor pole is riveted in the punching hole on conduit top by riveting machine.
In the anti-skidding built-in groove of aforementioned fast-assembling, polyethylene type strip adoption density is the polyethylene type bar of 20kg/m3, packing employing density is the polyethylene type bar of 20kg/m3, the polyethylene type bar of this specification density can be full of conduit, and effectively avoid because the phenomenon of not filling up appears in variations in temperature polyethylene type bar shrinkage conduit, the bar thermal expansion of polyethylene type and rise brokenly EV foam one adhesive tape, by hand or pressure apparatus by polyethylene type bar force press-in built-in sliding chute in, built-in sliding chute planted agent is full of filler.
In the anti-skidding built-in groove of aforementioned fast-assembling, one deck cord belt is provided with between the top of polyethylene type bar and conduit, with cord belt, polyethylene type bar is bonded and fixed in conduit, be convenient to conduit pre-buried after, tear out polyethylene type bar easily and do not rupture.
In the anti-skidding built-in groove of aforementioned fast-assembling, the thickness that conduit is provided with anchor pole one end is 2.5-3.0mm, thickness conduit being provided with anchor pole one end ensures at 2.5-3.0mm, not easily blocked up, otherwise conduit riveted joint face and anchor pole are difficult to form round and smooth region (being equivalent to stiffening ring effect) in riveting process, reduce the ability of built-in sliding chute antifatigue on the contrary, after riveting molding, conduit around anchor pole forms round and smooth region, under load situation, make uniform force transmission, expand the lifting surface area of conduit, thus the load in reduction unit area, indirectly improve the fatigue resistance of pre-buried channel flow,
The surfaces externally and internally of conduit is all coated with zinc layers, and the thickness of zinc layers is 80 μm-120 μm, and zinc coat improves the antiseptic power of built-in groove, extends the application life of built-in groove, reduces costs.
In the anti-skidding built-in groove of aforementioned fast-assembling, the surface of zinc layers applies the water-soluble closed enamelled coating of one deck, concrete operations are as follows: pour in immersion trough by water-soluble closed for zinc coat paint, then stirring is diluted with water, pH value is made to control at 7-10.5, taken out to hang on stand by 1-3s in zinc-plated conduit cleek suspension immersion groove and dry, dry after drying, bake out temperature controls at 60 DEG C;
This closed enamelled coating can close the micropore in zinc coat, reaches antipollution, anti-impression of the hand, and water-soluble closed paint adhesive is low, good leveling property, can generate uniform rete, improves the effect of salt spray resistance, improves zinc coat to built-in groove corrosion-resistant ability simultaneously.
The utility model adopts new innovation technique to be made, and flow process is as follows :-bending-blanking-punching-hot riveting-blasting treatment-galvanizing reconditioning-correction inspection-coating protection-filler, sealing-packaging is reviewed in material admission, and concrete operations are as follows:
(1) material admission is reviewed: material carries out inspections outward appearance after entering factory, whether size, material marking be correctly complete, and whether inspection quality of materials certificate is complete, and carries out retest of materials by the requirement of contract;
(2) bending: bending mould comprises fixed roll mould and side roller mould, fixed roll, side roller are all matrix revolving body, side roller groove can locate channel-section steel and anchor pole more deeply, and the relative position of strict restriction conduit, wherein fixed roll has manufactured and designed and has prevented conduit shedding deformation positioning control core, the conduit of having riveted is fixed on centre, now by the driven rotary of fixed roll, side roller, forms bending built-in groove;
(3) blanking: make mold, standard component or directly measure line (carrying out blanking according to drawing arc length size) with tape measure, line of cut should on normal, inspection size, reconditioning burr;
(4) punching: be that the punching machine of JH21-63 carries out punching to conduit upper end by model, punching hole should smooth flawless, and aperture should smooth impulse-free robustness, in order to avoid affect riveting quality;
(5) hot riveting: by model be the riveting machine of JH21-63 at high-frequency heating WH-V-III-26, temperature controls top anchor pole being riveted on conduit at 850-875 DEG C, forms round and smooth region around anchor pole;
(6) galvanizing reconditioning: in order to ensure zinc coating quality and pouring quality, before zinc-plated, sandblasting measure is taked to built-in sliding chute, pre-plating piece is placed on also entrucking on carriage, outer committee carries out galvanizing by dipping, thickness of coating is 80-120 μm, coating should evenly, firmly, without hanging slip, enter factory to recheck undesirable component and again should return plating, anticorrosion pre-structure surface is carried out according to GB8923-1988, galvanizing by dipping carries out according to TB/T13912-2002, and zinc coating thickness checks the execution specified by GB9794-1988;
(7) inspection is corrected: part shape size exceedes requirement, with arc mold as stress support, then by methods such as manpower or cylinder type pressure apparatus, its local is corrected, contrast the gap between arc model and product, finely tuned by manpower or hydraulic cylinder device;
(8) coating protection: apply the water-soluble closed paint of one deck on the surface that built-in sliding chute is zinc-plated, concrete operations are: pour in immersion trough by water-soluble closed for zinc coat paint, be then diluted with water stirring, makes pH value control at 7-10.5; Galvanized part cleek is hung and to immerse in groove about 1-3 and take out to hang on stand second and dry, dry after drying, bake out temperature 60 DEG C;
(9) filler, sealing: packing adopts the high density polyethylene (HDPE) foam type bar of special specification, by hand or pressure apparatus by polyethylene bar force press-in built-in sliding chute in, built-in sliding chute planted agent is full of filler; Wherein conduit port uses seal cover, the adhesive seal conduit opening that the EV foam then using 30mm wide one adhesive tape is tight;
(10) pack: require to wrap up according to owner, singlely be placed on transport support, avoid during transport, rocking generation component to collide with, and affecting the anticorrosion application life of built-in sliding chute, transport support can spray zinc process, and bottom square steel can be wound around the effect that bubble cushion reaches damping, then tie up firmly with strap, finally cover with plastic sheeting parcel, reach rainwater-proof function, small batch can adopt iron wire to tie up or wooden-box package transport.
Traditional technique, key operation flow process is as follows: punching-hot riveting-galvanizing-bending; Traditional handicraft production efficiency is high, can realize automation to a certain extent, but the laggard line bend of hot riveting, and anchor pole easily loosens, bending curvature is uneven, affects riveting quality.
Innovation technique first bends rear punching, punching is indeformable, riveted joint is implemented after punching, riveting quality is stablized, well, the built-in groove of blasting treatment and concrete surface amass and increase, and enhance concrete pre-buried quality for antifatigue and supporting capacity, also ensure groove channel port surface quality simultaneously, reduce the probability that list edge produces.
The beneficial effects of the utility model are:
One deck EV foam one adhesive tape is sealed at conduit opening part in the utility model, there is heat-resisting, that waterproof, viscosity are strong function, tight adhesive seal conduit opening, has good anti-leakage function, safety avoid concreting time cement liquid infiltrate in conduit.
After the assembling of high ferro segment inside tunnel, need to fix and install the equipment such as dynamo-electric with T-shaped bolt, require when T-shaped bolt is installed completely just to engage with the profile of tooth of conduit sawtooth, general T type bolt mainly by constructor observation bolt on align mark, in tunnel, vertically to align tag line very inconvenient in the observation of some orientation constructor, greatly affects the correctness that installation rate and profile of tooth are completely just engaging; The T-shaped bolt of the utility model double limitation fast-assembling, this bolt is put into the clockwise fastening nut of conduit and can be ensured completely just to engage with conduit working On The Sawteeth Shape, improves installation rate and quality.
On conduit flanging, the space width of sawtooth is 3mm, to guarantee mechanical snap performance, prevents slippage; In the utility model, conduit adopts fixed roll mould and side roller mould to bend, straight section takes sawing or curvature correction, fixed roll, side roller are all matrix revolving body, side roller groove can locate conduit and anchor pole more deeply, and the relative position of strict restriction conduit, wherein fixed roll has manufactured and designed and has prevented conduit shedding deformation positioning control core, and the conduit of having riveted is fixed on centre, now by the driven rotary of fixed roll, side roller, form bending built-in groove.
The utility model is when being riveted on anchor pole on conduit, temperature controls at 850-875 DEG C, hot riveting process is actually a kind of warm and hot forging recrystallization process, after hot riveting, the structure and properties of metal has a very large change, density metal increases, grain refinement, forms the bacillar structure of metal, hot riveting temperature is too high, and the crystal grain of metal will increase; On the contrary, hot riveting temperature is too low, and form internal stress in riveting part inside, severe patient cracks, and forms a kind of banded structure simultaneously, and riveting quality is glided rapidly; Hot riveting temperature must be greater than the recrystallization temperature of anchor pole, the recrystallization temperature of metal and the rate of heat addition and deflection have relation, do a large amount of simulated tests at different temperatures, have accumulated a large amount of process datas, by experimental data base (at varying environment temperature), find principle, determine that best riveted joint parameters of temperature controls at 850-875 DEG C, riveting quality is well ensured.
Accompanying drawing explanation
Fig. 1 is the structural representation of the anti-skidding built-in groove embodiment of the utility model fast-assembling;
Fig. 2 is the sectional drawing of the utility model fast-assembling anti-skidding built-in groove when being filled with polyethylene type bar;
Fig. 3 is the structural representation of the utility model fast-assembling anti-skidding built-in groove when installing T-shaped bolt;
Fig. 4 is the structural representation of T-shaped bolt in the anti-skidding built-in groove of the utility model fast-assembling;
Fig. 5 is the top view of Fig. 4;
In figure: 1-anchor pole, 2-conduit, 3-T type bolt, 31-T stage rank arc-shaped limit block, 32-limiting stand, 33-threaded rod, 4-flanging, 5-polyethylene type bar, 6-EV foam one adhesive tape.
Detailed description of the invention
embodiment 1
The anti-skidding built-in groove of a kind of fast-assembling that the present embodiment provides, structure as Figure 1-5, comprise cell body, anchor pole 1 and packing, cell body comprises conduit 2 and T-shaped bolt 3, anchor pole 1 is distributed on the top of conduit 2, the thickness that conduit 2 is provided with anchor pole 1 one end is 2.5-3.0mm, equal Hot-dip Galvanizing Coating on the surfaces externally and internally of conduit 2, the thickness of zinc layers is 80 μm-120 μm, the surface of zinc layers applies the water-soluble closed enamelled coating of one deck, one end of anchor pole 1 is hexagonal structure, the close other end is flange platform structure, and anchor pole 1 is riveted in the punching hole on conduit 2 top by riveting machine, packing is arranged at the inside of conduit 2, T-shaped bolt 3 is from top to bottom successively by T stage rank arc-shaped limit block 31, limiting stand 32 and threaded rod 33 form, also be provided with flat shim and elastomeric pad between nut and conduit 2, packing employing density is the polyethylene type bar 5 of 20kg/m3, wherein:
Conduit 2 is the arc line type C Zee bar steel Z component that Open Side Down, and both sides, conduit 2 bottom have extended internally flanging 4, and flanging 4 is the parallel notch that right angle flanging forms conduit 2, and the inner side of flanging 4 is provided with sawtooth, and the space width of sawtooth is 3mm; Conduit 2 top is evenly equipped with punching hole, punching hole and anchor pole 1 suitable, anchor pole 1 is placed in punching hole;
Packing and conduit 2 is suitable and packing is polyethylene type bar 5 is full of in conduit 2, the parallel notch place of conduit 2 is provided with the wide one of the EV foam for a 30mm adhesive tape 6, leaves the gap of 1-3mm between polyethylene type bar 5 and EV foam one adhesive tape 6; T-shaped bolt 3 one end is placed in conduit 2, T-shaped bolt 3 is engaged with the sawtooth on flanging 4, and T-shaped bolt 3 by fastening nuts on conduit 2, conduit 2 two ends are provided with seal cover, seal cover is square open-ended cavity structure, have twice elasticity side ring rib outside cavity, twice elasticity side ring rib and conduit 2 interference fit form twice elastic packing barrier.
When pre-buried, first conduit 2 is arranged in tunnel concrete pipe sheet, conduit 2 packing is full of conduit 2, conduit 2 two ends are added top cover labyrinth, and packing will be enclosed in conduit 2 with EV foam one adhesive tape 6, the anchor pole 1 of the top riveted joint of usual conduit 2 is connected closely with tunnel lining reinforcing steel bar skeleton, ensure the stressed safety of conduit 2 system, pre-buried complete after, the T stage rank arc-shaped limit block 31 of T type bolt 3 is put into the inside of conduit 2, the flank of tooth of T stage rank arc-shaped limit block 31 is engaged with the flank of tooth of sawtooth on conduit 2 flanging 4, and with fastening nuts on conduit 2, effective opposing is impacted and vibrating load, prevent loosening slippage, make the uniform force of electromechanical equipment mounted thereto, this pre-buried mode with after plant compared with crab-bolt, hang and stressedly more to disperse, electromechanical equipment structure additional force is on the less pre-buried installation of the impact of tunnel lining, without the need to rear boring, avoid damaging tunnel lining, compared with chemical anchor bolts, the safety of electromechanical equipment in tunnel can be improved, and be embedded in shield structure steel disc, concordant with concrete, do not take up room, do not affect by construction in later period, the construction technology of this built-in groove is simple, and service life is long, it is little to be affected by the external environment, and various tension and anti-shear performance good, safety factor is high.
In addition to the implementation, the utility model can also have other embodiments.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection domain of the utility model requirement.
Claims (8)
1. the anti-skidding built-in groove of fast-assembling, comprise cell body, anchor pole (1) and packing, it is characterized in that: described cell body comprises conduit (2) and T-shaped bolt (3), described anchor pole (1) is distributed on the top of described conduit (2), described packing is arranged at the inside of described conduit (2), wherein:
Described conduit (2) is the arc line type C Zee bar steel Z component that Open Side Down, described conduit (2) both sides, bottom have extended internally flanging (4), described flanging (4) is the parallel notch of right angle flanging formation conduit (2), the inner side of described flanging (4) is provided with sawtooth, and the space width of described sawtooth is 3mm; Described conduit (2) top is evenly equipped with punching hole, described punching hole and described anchor pole (1) suitable, anchor pole (1) is placed in described punching hole;
Described packing and the suitable and described packing of described conduit (2) are that polyethylene type bar (5) is full of in conduit (2), the parallel notch place of described conduit (2) is provided with wide one adhesive tape of an EV foam for 30mm (6), leaves the gap of 1-3mm between described polyethylene type bar (5) and described EV foam one adhesive tape (6); Described T-shaped bolt (3) one end is placed in described conduit (2), and described T-shaped bolt (3) is engaged with the sawtooth on described flanging (4), and described T-shaped bolt (3) by fastening nuts on described conduit (2).
2. the anti-skidding built-in groove of fast-assembling according to claim 1, it is characterized in that: described conduit (2) two ends are provided with seal cover, described seal cover is square open-ended cavity structure, have twice elasticity side ring rib outside cavity, described twice elasticity side ring rib and conduit (2) interference fit form twice elastic packing barrier.
3. the anti-skidding built-in groove of fast-assembling according to claim 1, is characterized in that: described T-shaped bolt (3) is made up of T stage rank arc-shaped limit block (31), limiting stand (32) and threaded rod (33) from top to bottom successively; Flat shim and elastomeric pad is also provided with between described nut and conduit (2).
4. the anti-skidding built-in groove of fast-assembling according to claim 1, is characterized in that: one end of described anchor pole (1) is hexagonal structure, and the other end is flange platform structure, and described anchor pole (1) is riveted in the punching hole on conduit (2) top by riveting machine.
5. according to the anti-skidding built-in groove of the fast-assembling described in claim 1, it is characterized in that: described polyethylene type strip adoption density is the polyethylene type bar (5) of 20kg/m3.
6. according to the anti-skidding built-in groove of the fast-assembling described in claim 1, it is characterized in that: between the top of described polyethylene type bar (5) and conduit (2), be provided with one deck cord belt.
7. according to the anti-skidding built-in groove of the fast-assembling described in claim 1, it is characterized in that: the thickness that described conduit (2) is provided with anchor pole (1) one end is 2.5-3.0mm, the surfaces externally and internally of described conduit (1) is all coated with zinc layers, and the thickness of described zinc layers is 80 μm-120 μm.
8. the anti-skidding built-in groove of fast-assembling according to claim 7, is characterized in that: the surface of described zinc layers applies the water-soluble closed enamelled coating of one deck.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520051825.6U CN204511515U (en) | 2015-01-26 | 2015-01-26 | The anti-skidding built-in groove of fast-assembling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520051825.6U CN204511515U (en) | 2015-01-26 | 2015-01-26 | The anti-skidding built-in groove of fast-assembling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204511515U true CN204511515U (en) | 2015-07-29 |
Family
ID=53709505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520051825.6U Expired - Fee Related CN204511515U (en) | 2015-01-26 | 2015-01-26 | The anti-skidding built-in groove of fast-assembling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204511515U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107604301A (en) * | 2017-07-29 | 2018-01-19 | 武汉劲野科技有限公司 | A kind of etch-proof technological process method of built-in groove |
| CN109578072A (en) * | 2018-11-22 | 2019-04-05 | 华侨大学 | A kind of pre-buried channel flow positioning device and application method for subway segment |
| CN109751944A (en) * | 2019-03-18 | 2019-05-14 | 中建八局轨道交通建设有限公司 | The detection device and its detection method of the built-in sliding chute of tunnel duct piece |
| CN110281377A (en) * | 2019-07-24 | 2019-09-27 | 哈尔滨国统管道有限公司 | A kind of length, the production technology of position adjustable built-in sliding chute section of jurisdiction |
| CN112962794A (en) * | 2021-02-26 | 2021-06-15 | 上海弈睿轨道交通工程技术有限公司 | Channel and manufacturing method thereof |
| CN113431034A (en) * | 2021-06-23 | 2021-09-24 | 江苏麦廊新材料科技有限公司 | Precast pile cavity, protective pile with same, protective pile assembly and cavity forming die |
| CN114508180A (en) * | 2022-01-10 | 2022-05-17 | 中建工程产业技术研究院有限公司 | Pre-buried groove device |
| CN115263408A (en) * | 2022-09-27 | 2022-11-01 | 中铁建电气化局集团第三工程有限公司 | Mounting structure of platform support and looped netowrk support |
-
2015
- 2015-01-26 CN CN201520051825.6U patent/CN204511515U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107604301A (en) * | 2017-07-29 | 2018-01-19 | 武汉劲野科技有限公司 | A kind of etch-proof technological process method of built-in groove |
| CN107604301B (en) * | 2017-07-29 | 2019-10-08 | 武汉劲野科技有限公司 | A kind of etch-proof process flow method of built-in groove |
| CN109578072A (en) * | 2018-11-22 | 2019-04-05 | 华侨大学 | A kind of pre-buried channel flow positioning device and application method for subway segment |
| CN109578072B (en) * | 2018-11-22 | 2024-02-27 | 华侨大学 | Pre-buried channel positioning device for subway segments and use method |
| CN109751944A (en) * | 2019-03-18 | 2019-05-14 | 中建八局轨道交通建设有限公司 | The detection device and its detection method of the built-in sliding chute of tunnel duct piece |
| CN109751944B (en) * | 2019-03-18 | 2023-10-27 | 中建八局轨道交通建设有限公司 | Detection device and detection method for pre-buried sliding chute for tunnel duct piece |
| CN110281377A (en) * | 2019-07-24 | 2019-09-27 | 哈尔滨国统管道有限公司 | A kind of length, the production technology of position adjustable built-in sliding chute section of jurisdiction |
| CN112962794A (en) * | 2021-02-26 | 2021-06-15 | 上海弈睿轨道交通工程技术有限公司 | Channel and manufacturing method thereof |
| CN112962794B (en) * | 2021-02-26 | 2022-07-12 | 上海弈睿轨道交通工程技术有限公司 | Channel and manufacturing method thereof |
| CN113431034A (en) * | 2021-06-23 | 2021-09-24 | 江苏麦廊新材料科技有限公司 | Precast pile cavity, protective pile with same, protective pile assembly and cavity forming die |
| CN114508180A (en) * | 2022-01-10 | 2022-05-17 | 中建工程产业技术研究院有限公司 | Pre-buried groove device |
| CN115263408A (en) * | 2022-09-27 | 2022-11-01 | 中铁建电气化局集团第三工程有限公司 | Mounting structure of platform support and looped netowrk support |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204511515U (en) | The anti-skidding built-in groove of fast-assembling | |
| CN104074434A (en) | Structure and construction method of aluminum alloy window | |
| CN103437556A (en) | Waterproof and heat-preservation construction method for building water supply and drainage and heating engineering | |
| CN106638657B (en) | A kind of prestressed anchor bar assembly anti-corrosion method | |
| CN209370707U (en) | The compound internal insulation structure of high temperature heavy caliber hot air duct | |
| CN109931076A (en) | A kind of pre-buried channel flow | |
| CN1207466C (en) | Bridge drainage pipe installing construction process | |
| CN208183550U (en) | A kind of pier body formwork of multilayer urethane insulation construction | |
| CN106836462B (en) | Basement extends out the processing method and waterproof construction of structure construction seam | |
| CN208416563U (en) | A kind of service sleeve and the plug-in conduit based on the service sleeve | |
| CN206723658U (en) | A kind of air conditioning wind pipe transformed by industrial smoke discharging pipe | |
| CN105864523B (en) | A kind of wall feed-through pipeline sheath and its installation method | |
| CN201828185U (en) | Anti-freeze structure of open type cooling tower | |
| CN204662506U (en) | A kind of cable communication well | |
| CN203836492U (en) | Heat-insulated structure of heat supply network pipelines | |
| CN103289592B (en) | Oxidative polymerization type rust-proof anti-corrosion adhesive tape | |
| CN1709680A (en) | Rapid-mounting-dismounting integral-pouring polyurethane connecting device | |
| CN202032242U (en) | Novel heat-insulating pipeline | |
| CN208397456U (en) | A kind of anti-corrosive steel pipe with protection structure | |
| CN204962059U (en) | High leakproofness steel bushing steel presetting system insulating tube | |
| CN205746927U (en) | Coal fired power plant flue gas desulfurization coagulation great soil group chimney line with rubber metal composite precoated plate | |
| CN204176224U (en) | The two-tube pipe elbow of intelligence prefabricated direct-buried thermal insulation pipe working steel tube | |
| CN205348421U (en) | A bury formula waterproof construction for side wall movement joint | |
| CN203890423U (en) | Box-type beam component applied to hot-dip galvanization anti-corrosion technology of external surface | |
| CN204799080U (en) | Sulfur dioxide absorption tower |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20150729 Termination date: 20200126 |