CN201521761U - Lost foam pipe hoop - Google Patents
Lost foam pipe hoop Download PDFInfo
- Publication number
- CN201521761U CN201521761U CN2009202685883U CN200920268588U CN201521761U CN 201521761 U CN201521761 U CN 201521761U CN 2009202685883 U CN2009202685883 U CN 2009202685883U CN 200920268588 U CN200920268588 U CN 200920268588U CN 201521761 U CN201521761 U CN 201521761U
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- pipe collar
- semicircle
- collar unit
- bellmouth
- socket
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Abstract
The utility model relates to a lost foam pipe hoop. The pipe hoop is provided with a pipe hoop basal body formed by a socket pipe hoop and a mouthing pipe hoop; the socket pipe hoop is provided with a first semi-cycle socket pipe hoop unit and a second semi-cycle socket pipe hoop unit; first socket bolt connection holes are formed at two ends of the first semi-cycle socket pipe hoop unit; a first fixing bolt connection hole is formed on the side wall of the first semi-cycle socket pipe hoop unit; second socket bolt connection holes are formed at two ends of the second semi-cycle socket pipe hoop unit; a second fixing bolt connection hole is formed on the side wall of the second semi-cycle socket pipe hoop unit; the mouthing pipe hoop is provided with a first semi-circle mouthing pipe hoop unit and a second semi-circle mouthing pipe hoop unit; first mouthing bolt connection holes are formed at two ends of the first semi-circle mouthing pipe hoop unit; a third fixing bolt connection hole is formed on the side wall of the first semi-circle mouthing pipe hoop unit; second mouthing bolt connection holes are formed at two ends of the second semi-circle mouthing pipe hoop unit; and a fourth fixing bolt connection hole is formed on the side wall of the second semi-circle mouthing pipe hoop unit.
Description
Technical field
The utility model relates to a kind of water supply line quick mounting equipment, especially a kind of pipe clamp of lost foam.
Background technique
Temporary sealing pipe fitting leak when existing pipe collar is mainly used in fixed fitting position or repairing.As the Chinese invention patent application No. 200610068621.9 a kind of tap water pipeline quick-speed first-aid repair method and special pipe hoop thereof are disclosed, this method is that the employing socket is a T shape groove, the pipe collar that slips into formula T RunddichtringO directly docks confinement in leak, evenly tightening pipe collar two side flanges gets final product, special pipe hoop is to be provided with flange in the both sides of pipe band body, flange, the week of pipe band body interface is along being provided with the Γ connected in star that forms one, Γ shape Stamping Steel Ribbon slips into formula and is embedded in the groove, the vertical edge of Γ shape Stamping Steel Ribbon partly is oval, this pipe collar is confined externally pipe leakage place, is mainly used in the tap water pipeline quick-speed first-aid repair problem that solves.Chinese invention patent ZL03108221.1 number disclosed a kind of pipe collar and for example, it has a supporting ring that is formed by the metal tape bending (10) and a semicircular clamping ring of cardinal principle (15 to 18) this pipe collar.Link (13; 14,20,24,26) be used to connect supporting ring (10) end and clamping ring (15 to 18) end.A link has a hook (14) and to comprise at least two hook positions (21,22; 27,28; 29, connecting plate 30) (20,24,26).At least two hook positions (21,22 are arranged; 27,28; 29, connecting plate 30) (20,24,26) is configured as it can be shifted onto from side direction on the supporting ring (10) when assembling.This pipe collar is used for pipeline is fixed on building wall, mainly solves singlehanded assembly problem.Above-mentioned two pipe collars have certain advantage.
But, what use in the installation process of existing city supply water pipeline is the large-diameter cast iron pipe road, and the connection at city supply water pipeline, pipe fitting and turning or fixing only adopt flange plate directly to connect usually to get final product, because of large-diameter cast iron pipe road weight huge, the joint of pipeline, pipe fitting and turning often needs to make own wt and the internal flow weight that buttress is used to support pipeline, prevent that pipeline from causing the joint generation leakage accident that gets loose because of deadweight tenesmus, makes the excavation area that buttress need spend a large amount of manpower and materials and need to strengthen pipeline junction; Again because the Urban Buried Pipeline Network design is intricate, can't have ever made many mature considerations in advance, pipe laying place geological condition is abominable, boundary of works area is subjected to excavating condition restriction, the interim not big again excavated space of buttress of making, often allow pipeline junction have no idea to possess buttress, make the connection of city supply water pipeline have leakage hidden danger.Therefore, being badly in need of providing a kind of can use, reduce construction and excavation area and bed course, minimizing engineering time and get rid of the pipe clamp of lost foam that pipeline junction leaks hidden danger in the joint of pipeline, pipe fitting and turning.
The model utility content
The purpose of this utility model provides a kind of pipe clamp of lost foam that can use, reduce construction and excavation area and bed course, minimizing engineering time in the joint of pipeline, pipe fitting and turning and get rid of pipeline junction leakage hidden danger.
Pipe clamp of lost foam of the present utility model has the pipe collar matrix, it is characterized in that described pipe collar matrix is made of socket pipe collar and bellmouth pipe collar, described socket pipe collar has the first semicircle socket pipe collar unit and the second semicircle socket pipe collar unit, the described first semicircle socket pipe collar unit has the first semicircle socket pipe collar unit, one end, the first semicircle socket pipe collar unit the other end, the first semicircle socket pipe collar unit outer surface and the first semicircle socket pipe collar unit internal surface, described first semicircle socket pipe collar unit one end and the first semicircle socket pipe collar unit the other end all have the first socket bolt connecting hole, the sidewall of the described first semicircle socket pipe collar unit has the first fixing bolt attachment hole of perforation, the described second semicircle socket pipe collar unit has the second semicircle socket pipe collar unit, one end, the second semicircle socket pipe collar unit the other end, the second semicircle socket pipe collar unit outer surface and the second semicircle socket pipe collar unit internal surface, described second semicircle socket pipe collar unit one end and the second semicircle socket pipe collar unit the other end all have the second socket bolt connecting hole, the sidewall of the described second semicircle socket pipe collar unit has the second fixing bolt attachment hole of perforation, the described first semicircle socket pipe collar unit internal surface and the second semicircle socket pipe collar unit internal surface are provided with in opposite directions, the first socket bolt connecting hole that described first semicircle socket pipe collar unit one end and the first semicircle socket pipe collar unit the other end all have matches with the second socket bolt connecting hole that described second semicircle socket pipe collar unit one end and the second semicircle socket pipe collar unit the other end all have, described bellmouth pipe collar has the first semicircle bellmouth pipe collar unit and the second semicircle bellmouth pipe collar unit, the described first semicircle bellmouth pipe collar unit has the first semicircle bellmouth pipe collar unit, one end, the first semicircle bellmouth pipe collar unit the other end, the first semicircle bellmouth pipe collar unit outer surface and the first semicircle bellmouth pipe collar unit internal surface, described first semicircle bellmouth pipe collar unit one end and the first semicircle bellmouth pipe collar unit the other end all have the first bellmouth bolt connecting hole, the sidewall of the described first semicircle bellmouth pipe collar unit has the 3rd fixing bolt attachment hole of perforation, the described second semicircle bellmouth pipe collar unit has the second semicircle bellmouth pipe collar unit, one end, the second semicircle bellmouth pipe collar unit the other end, the second semicircle bellmouth pipe collar unit outer surface and the second semicircle bellmouth pipe collar unit internal surface, described second semicircle bellmouth pipe collar unit one end and the second semicircle bellmouth pipe collar unit the other end all have the second bellmouth bolt connecting hole, the sidewall of the described second semicircle bellmouth pipe collar unit has the 4th fixing bolt attachment hole of perforation, the described first semicircle bellmouth pipe collar unit internal surface and the second semicircle bellmouth pipe collar unit internal surface are provided with in opposite directions, the first bellmouth bolt connecting hole that described first semicircle bellmouth pipe collar unit one end and the first semicircle bellmouth pipe collar unit the other end all have matches with the second bellmouth bolt connecting hole that described second semicircle bellmouth pipe collar unit one end and the second semicircle bellmouth pipe collar unit the other end all have, the described first fixing bolt attachment hole matches with the 3rd fixing bolt attachment hole, and the described second fixing bolt attachment hole matches with the 4th fixing bolt attachment hole.
When using pipe clamp of lost foam of the present utility model, the first semicircle socket pipe collar unit and the second semicircle socket pipe collar unit that earlier the socket pipe collar are had are nested with the externally socket one end outer wall of pipeline respectively, allow the first semicircle socket pipe collar unit internal surface and the second semicircle socket pipe collar unit internal surface be provided with in opposite directions, and the socket outer wall of applying external pipe, the second socket bolt connecting hole that allows the first socket bolt connecting hole that first semicircle socket pipe collar unit one end and the first semicircle socket pipe collar unit the other end all have and second semicircle socket pipe collar unit one end and the second semicircle socket pipe collar unit the other end all have again passes bolt and fixes, and promptly the second socket bolt connecting hole of first socket bolt connecting hole of the first semicircle socket pipe collar unit, one end and the second semicircle socket pipe collar unit, one end is fixed by bolt; The second socket bolt connecting hole of the first socket bolt connecting hole of the first semicircle socket pipe collar unit the other end and the second semicircle socket pipe collar unit the other end is fixed by bolt.The first semicircle bellmouth pipe collar unit that then the bellmouth pipe collar is had and the second semicircle bellmouth pipe collar unit are nested with the bellmouth one end outer wall at another external pipe respectively, allow the first semicircle bellmouth pipe collar unit internal surface and the second semicircle bellmouth pipe collar unit internal surface be provided with in opposite directions, and the bellmouth outer wall of applying external pipe, the second bellmouth bolt connecting hole that allows the first bellmouth bolt connecting hole that first semicircle bellmouth pipe collar unit one end and the first semicircle bellmouth pipe collar unit the other end all have and second semicircle bellmouth pipe collar unit one end and the second semicircle bellmouth pipe collar unit the other end all have again passes bolt and fixes, and promptly the second bellmouth bolt connecting hole of first bellmouth bolt connecting hole of the first semicircle bellmouth pipe collar unit, one end and the second semicircle bellmouth pipe collar unit, one end is fixed by bolt; The second bellmouth bolt connecting hole of the first bellmouth bolt connecting hole of the first semicircle bellmouth pipe collar unit the other end and the second semicircle bellmouth pipe collar unit the other end is fixed by bolt.At this moment, the pipeline that outside need connects and another pipeline are needing fixedly to be nested with the socket pipe collar on the socket of connection part, are needing fixedly to be nested with the bellmouth pipe collar on the bellmouth of connection part.Allow the first fixing bolt attachment hole on the socket pipe collar sidewall, the second fixing bolt attachment hole relative earlier with the 3rd fixing bolt attachment hole, the 4th fixing bolt attachment hole on the bellmouth pipe collar sidewall.The two pipeline bellmouths that allowing then needs to connect have general being connected now relatively with socket.Again the first fixing bolt attachment hole on the socket pipe collar sidewall is fixedlyed connected by bolt with the 3rd fixing bolt attachment hole on the bellmouth pipe collar sidewall, allow the second fixing bolt attachment hole on the socket pipe collar sidewall and the 4th fixing bolt attachment hole on the bellmouth pipe collar sidewall be bolted to connection simultaneously.Allow socket pipe collar and bellmouth pipe collar be fixedly connected into and be one, be i.e. the pipe collar matrix that has of pipe clamp of lost foam.Two pipeline junctions that this pipe collar matrix connects outside need have carried out strong fixing and enhancing, both can save the back buttress of making when having installation municipal water supply pipeline now (makes the municipal water supply piping design more flexible, need not consider whether the piping erection excavation area can support to make the pipeline buttress), the buttress cost of saving 50%, and easy for installation, save lot of materials, artificial, time cost, can also effectively accelerate the installing engineering progress; Reduce construction and excavation area and bed course, reduce the stress (as various pipelines, building etc.) of buttress, reduce the engineering time, promote a large amount of society, economic benefit the municipal negative effect to other object; And can also eliminate the leakage hidden danger of pipeline junction.
The sidewall of the sidewall of the first semicircle socket pipe collar unit internal surface described in the utility model and the second semicircle socket pipe collar unit internal surface all can have the socket extension part, and the sidewall of the sidewall of the described first semicircle bellmouth pipe collar unit internal surface and the second semicircle bellmouth pipe collar unit internal surface all can have the bellmouth extension part.Promptly the socket pipe collar internal surface that is made of the first semicircle socket pipe collar unit and the second semicircle socket pipe collar unit (with external pipe socket outer wall contact position) can have the boss that extends to side; The bellmouth pipe collar internal surface (with external pipe bellmouth outer wall contact position) that is made of the first semicircle bellmouth pipe collar unit and the second semicircle bellmouth pipe collar unit can have the boss that extends to side.So, when having limit structure (spacing preiection or positioning block or the like) on the socket of outer tube and the bellmouth, the socket extension part that described socket pipe collar has just can cooperate accurately with the limit structure on the outer tube socket when connecting locatees, and the bellmouth extension part that described bellmouth pipe collar has just can cooperate accurately with the limit structure on the outer tube bellmouth when connecting locatees.Simultaneously, the bellmouth extension part that socket extension part that described socket pipe collar has and described bellmouth pipe collar have is also corresponding to have increased surface of contact with external pipe, makes piping erection more firm.
For the pipe collar of bellmouth described in the utility model can be cooperated more closely with external pipe bellmouth outer surface form, can allow a side of the described first semicircle bellmouth pipe collar unit restrain to the another side of the first semicircle bellmouth pipe collar unit, a side of the described second semicircle bellmouth pipe collar unit is to the convergence of the another side of the second semicircle bellmouth pipe collar unit.The internal surface (to external pipe bellmouth surface of contact) that promptly is meant described bellmouth pipe collar has and the similar tapering of external pipe bellmouth outer wall, like this, just can fit more to reduce with the external pipe bellmouth when connecting as far as possible and become flexible.
Existing town water supply, water-supply pipeline adopt nodular cast iron pipe fittings substantially, because that spheroidal graphite cast iron has is wear-resisting, high temperature resistance and high strength, high-elongation, characteristic such as anticorrosive, makes the nodular cast iron pipe fittings long service life and are adopted in a large number.Spheroidal graphite cast iron in use can replace expensive cast steel and forged steel sometimes with its good performance, makes cost of production decline to a great extent.
Pipe collar described in the utility model is for adopting the pipe clamp of lost foam of spheroidal graphite cast iron casting, the pipe collar matrix of described pipe clamp of lost foam is made of socket pipe collar and bellmouth pipe collar, and the production process of each component part utilization disappearance mold technique of described socket pipe collar and bellmouth pipe collar is:
1, make foam with polystyrene or STMMI copolymerization material, foam wt is 19 grams per liters～23 grams per liters;
2, carry out the steam foaming with the foam that makes under the pressure of 0.4 MPa and make pipe clamp of lost foam shape foam moulding part, existing steam foaming machine is adopted in the steam foaming;
3, the pipe clamp of lost foam shape foam moulding part that makes is carried out bonding assembling with 851 type glue (hot glue) or white glue with vinyl and form the final form foam moulding of pipe clamp of lost foam, adopting 851 type glue (hot glue) or white glue with vinyl is the gas forming amount of convenient control foam assembling joint in order to cast, and reduces waste product and produces the defective of avoiding so bringing;
4, be that main refractory paint such as aluminium vanadium scholar coating applies with the final form foam moulding of pipe clamp of lost foam silica sand, and with about 50 degrees centigrade warm air drying, dry back forms pipe clamp of lost foam the coating foam moulding, and adopting this step is to prevent that the later stage from burying that foam scab forms waste product in the sand casting process;
5, have on the coating foam moulding with 851 type glue or the bonding running channel foam of white glue with vinyl (runner of hot melt spheroidal graphite cast iron when running channel is cast) at pipe clamp of lost foam, make pipe clamp of lost foam foam moulding with running channel;
6, will there be the pipe clamp of lost foam foam moulding of running channel to bury the case moulding, the pipe clamp of lost foam foam moulding that is about to running channel is imbedded and is in the pouring box that is placed with granularity 20～70 purpose silica sands, allow running channel be exposed to outside the silica sand, this moment, the vibrating casting case did not stay space (consolidation moulding) by the pipe clamp of lost foam foam moulding that silica sand is closely fitted with running channel;
7, before cast, will pour into a mould box sealing with plastic pellicle (existing general agricultural plastic film gets final product), and cover silica sand being positioned on the plastic pellicle of pouring box, allow running channel be exposed to outside the silica sand, the pouring box of sealing is connected with evacuator, allows evacuator can extract the interior air of sealed cast casing.Described evacuator adopts existing water ring type evacuator;
8, the pouring box to sealing carries out the spheroidal graphite cast iron cast, high temperature hot melt spheroidal graphite cast iron melts foam fast and replaces the shared space of foam, pipe clamp of lost foam form foam moulding space in running channel enters pouring box, pouring temperature is controlled at 1430 degrees centigrade～1520 degrees centigrade, and opening evacuator in the casting process vacuumizes seal case, negative pressure is controlled at 0.04～0.07 MPa, at this moment, pour into a mould while vacuumizing, can improve the degree of compacting of silica sand in the seal case, the product rapid shaping of order cast;
9, the pouring box behind the casting complete is through naturally cooling to normal temperature, and the band running channel pipe clamp of lost foam product that takes out casting has the Shot Blasting that casting industry generally adopts now, and purpose is to remove coating layer to improve surperficial rough degree;
10, the band running channel pipe clamp of lost foam after the Shot Blasting is had now the cutting that casting industry generally adopts and water procedure, make finished product after the pipe clamp of lost foam behind the cutting running channel have the grinding process of employing usually.
The production process of the above-mentioned pipe clamp of lost foam utilization of the utility model disappearance mold technique, the first semicircle socket pipe collar unit that the socket pipe collar can be had and the second semicircle socket pipe collar unit; The bellmouth pipe collar has the first semicircle bellmouth pipe collar unit and the second semicircle bellmouth pipe collar unit, make operations such as foam moulding and spheroidal graphite cast iron cast respectively separately, the first semicircle socket pipe collar unit that will make at last, the second semicircle socket pipe collar unit, the first semicircle bellmouth pipe collar unit and the second semicircle bellmouth pipe collar unit finished product merge the back packing and sell.
The caliber of pipe clamp of lost foam described in the utility model can promptly not limit the space diameter of the first semicircle socket pipe collar unit internal surface and the second semicircle socket pipe collar unit internal surface institute corral for multiple; Socket pipe collar and bellmouth pipe collar do not limit the space diameter of the first semicircle bellmouth pipe collar unit internal surface and the second semicircle bellmouth pipe collar unit internal surface institute corral, as long as can mate use.That is to say that pipe clamp of lost foam of the present utility model can be made becomes the existing various model pipe member outer diameters that generally use, and makes the utility model wider by the pipe clamp of lost foam accommodation of spheroidal graphite cast iron casting.
Compared with the aforementioned existing similar products, pipe clamp of lost foam of the present utility model can use, reduce construction and excavation area and bed course, minimizing engineering time, save a large amount of expenses and get rid of pipeline junction and leak hidden danger in the joint of pipeline, pipe fitting and turning.
Content of the present utility model further illustrates with the following Examples, but content of the present utility model is not limited only to content related among the embodiment.
Description of drawings
Fig. 1 is the socket pipe collar structural representation of pipe clamp of lost foam among the embodiment.
Fig. 2 is the A-A sectional drawing of Fig. 1.
Fig. 3 is the left view of Fig. 1.
Fig. 4 is the right elevation of Fig. 1.
Fig. 5 is the socket pipe cuff structure schematic representation of pipe clamp of lost foam among the embodiment.
Fig. 6 is the B-B sectional drawing of Fig. 5.
Fig. 7 is the left view of Fig. 5.
Fig. 8 is the right elevation of Fig. 5.
Embodiment
As Fig. 1～shown in Figure 8, pipe clamp of lost foam described in the present embodiment has the pipe collar matrix, it is characterized in that described pipe collar matrix is made of socket pipe collar and bellmouth pipe collar, described socket pipe collar has the first semicircle socket pipe collar unit 1 and the second semicircle socket pipe collar unit 2, the described first semicircle socket pipe collar unit 1 has the first semicircle socket pipe collar unit, one end 3, the first semicircle socket pipe collar unit the other end 4, the first semicircle socket pipe collar unit outer surface 5 and the first semicircle socket pipe collar unit internal surface 6, described first semicircle socket pipe collar unit one end 3 and the first semicircle socket pipe collar unit the other end 4 all have the first socket bolt connecting hole 7, the sidewall of the described first semicircle socket pipe collar unit 1 has the first fixing bolt attachment hole 8 of perforation, the described second semicircle socket pipe collar unit 2 has the second semicircle socket pipe collar unit, one end 9, the second semicircle socket pipe collar unit the other end 10, the second semicircle socket pipe collar unit outer surface 11 and the second semicircle socket pipe collar unit internal surface 12, described second semicircle socket pipe collar unit one end 9 and the second semicircle socket pipe collar unit the other end 10 all have the second socket bolt connecting hole 13, the sidewall of the described second semicircle socket pipe collar unit 2 has the second fixing bolt attachment hole 14 of perforation, the described first semicircle socket pipe collar unit internal surface 6 and the second semicircle socket pipe collar unit internal surface 12 are provided with in opposite directions, the first socket bolt connecting hole 7 that described first semicircle socket pipe collar unit one end 3 and the first semicircle socket pipe collar unit the other end 4 all have matches with the second socket bolt connecting hole 13 that described second semicircle socket pipe collar unit one end 9 and the second semicircle socket pipe collar unit the other end 10 all have, described bellmouth pipe collar has the first semicircle bellmouth pipe collar unit 15 and the second semicircle bellmouth pipe collar unit 16, the described first semicircle bellmouth pipe collar unit 15 has the first semicircle bellmouth pipe collar unit, one end 17, the first semicircle bellmouth pipe collar unit the other end 18, the first semicircle bellmouth pipe collar unit outer surface 19 and the first semicircle bellmouth pipe collar unit internal surface 20, described first semicircle bellmouth pipe collar unit one end 17 and the first semicircle bellmouth pipe collar unit the other end 18 all have the first bellmouth bolt connecting hole 21, the sidewall of the described first semicircle bellmouth pipe collar unit 15 has the 3rd fixing bolt attachment hole 22 of perforation, the described second semicircle bellmouth pipe collar unit 16 has the second semicircle bellmouth pipe collar unit, one end 23, the second semicircle bellmouth pipe collar unit the other end 24, the second semicircle bellmouth pipe collar unit outer surface 25 and the second semicircle bellmouth pipe collar unit internal surface 26, described second semicircle bellmouth pipe collar unit one end 23 and the second semicircle bellmouth pipe collar unit the other end 24 all have the second bellmouth bolt connecting hole 27, the sidewall of the described second semicircle bellmouth pipe collar unit 16 has the 4th fixing bolt attachment hole 28 of perforation, the described first semicircle bellmouth pipe collar unit internal surface 20 and the second semicircle bellmouth pipe collar unit internal surface 26 are provided with in opposite directions, the first bellmouth bolt connecting hole 21 that described first semicircle bellmouth pipe collar unit one end 17 and the first semicircle bellmouth pipe collar unit the other end 18 all have matches with the second bellmouth bolt connecting hole 27 that described second semicircle bellmouth pipe collar unit one end 23 and the second semicircle bellmouth pipe collar unit the other end 24 all have, the described first fixing bolt attachment hole 8 matches with the 3rd fixing bolt attachment hole 22, and the described second fixing bolt attachment hole 14 matches with the 4th fixing bolt attachment hole 28.
The sidewall of the sidewall of the first semicircle socket pipe collar unit internal surface 6 described in the present embodiment and the second semicircle socket pipe collar unit internal surface 12 has socket extension part 29,30, and the sidewall of the sidewall of the described first semicircle bellmouth pipe collar unit internal surface 20 and the second semicircle bellmouth pipe collar unit internal surface 26 has bellmouth extension part 31,32.
A side of the first semicircle bellmouth pipe collar unit 15 described in the present embodiment is to the convergence of the another side of the first semicircle bellmouth pipe collar unit 15, and a side of the described second semicircle bellmouth pipe collar unit 16 is to the convergence of the another side of the second semicircle bellmouth pipe collar unit 16.
Claims (3)
1. pipe clamp of lost foam, has the pipe collar matrix, it is characterized in that described pipe collar matrix is made of socket pipe collar and bellmouth pipe collar, described socket pipe collar has the first semicircle socket pipe collar unit and the second semicircle socket pipe collar unit, the described first semicircle socket pipe collar unit has the first semicircle socket pipe collar unit, one end, the first semicircle socket pipe collar unit the other end, the first semicircle socket pipe collar unit outer surface and the first semicircle socket pipe collar unit internal surface, described first semicircle socket pipe collar unit one end and the first semicircle socket pipe collar unit the other end all have the first socket bolt connecting hole, the sidewall of the described first semicircle socket pipe collar unit has the first fixing bolt attachment hole of perforation, the described second semicircle socket pipe collar unit has the second semicircle socket pipe collar unit, one end, the second semicircle socket pipe collar unit the other end, the second semicircle socket pipe collar unit outer surface and the second semicircle socket pipe collar unit internal surface, described second semicircle socket pipe collar unit one end and the second semicircle socket pipe collar unit the other end all have the second socket bolt connecting hole, the sidewall of the described second semicircle socket pipe collar unit has the second fixing bolt attachment hole of perforation, the described first semicircle socket pipe collar unit internal surface and the second semicircle socket pipe collar unit internal surface are provided with in opposite directions, the first socket bolt connecting hole that described first semicircle socket pipe collar unit one end and the first semicircle socket pipe collar unit the other end all have matches with the second socket bolt connecting hole that described second semicircle socket pipe collar unit one end and the second semicircle socket pipe collar unit the other end all have, described bellmouth pipe collar has the first semicircle bellmouth pipe collar unit and the second semicircle bellmouth pipe collar unit, the described first semicircle bellmouth pipe collar unit has the first semicircle bellmouth pipe collar unit, one end, the first semicircle bellmouth pipe collar unit the other end, the first semicircle bellmouth pipe collar unit outer surface and the first semicircle bellmouth pipe collar unit internal surface, described first semicircle bellmouth pipe collar unit one end and the first semicircle bellmouth pipe collar unit the other end all have the first bellmouth bolt connecting hole, the sidewall of the described first semicircle bellmouth pipe collar unit has the 3rd fixing bolt attachment hole of perforation, the described second semicircle bellmouth pipe collar unit has the second semicircle bellmouth pipe collar unit, one end, the second semicircle bellmouth pipe collar unit the other end, the second semicircle bellmouth pipe collar unit outer surface and the second semicircle bellmouth pipe collar unit internal surface, described second semicircle bellmouth pipe collar unit one end and the second semicircle bellmouth pipe collar unit the other end all have the second bellmouth bolt connecting hole, the sidewall of the described second semicircle bellmouth pipe collar unit has the 4th fixing bolt attachment hole of perforation, the described first semicircle bellmouth pipe collar unit internal surface and the second semicircle bellmouth pipe collar unit internal surface are provided with in opposite directions, the first bellmouth bolt connecting hole that described first semicircle bellmouth pipe collar unit one end and the first semicircle bellmouth pipe collar unit the other end all have matches with the second bellmouth bolt connecting hole that described second semicircle bellmouth pipe collar unit one end and the second semicircle bellmouth pipe collar unit the other end all have, the described first fixing bolt attachment hole matches with the 3rd fixing bolt attachment hole, and the described second fixing bolt attachment hole matches with the 4th fixing bolt attachment hole.
2. pipe clamp of lost foam as claimed in claim 1, it is characterized in that the sidewall of the described first semicircle socket pipe collar unit internal surface and the sidewall of the second semicircle socket pipe collar unit internal surface all have the socket extension part, the sidewall of the sidewall of the described first semicircle bellmouth pipe collar unit internal surface and the second semicircle bellmouth pipe collar unit internal surface all has the bellmouth extension part.
3. pipe clamp of lost foam as claimed in claim 1 or 2, a side that it is characterized in that the described first semicircle bellmouth pipe collar unit is to the convergence of the another side of the first semicircle bellmouth pipe collar unit, and a side of the described second semicircle bellmouth pipe collar unit is to the convergence of the another side of the second semicircle bellmouth pipe collar unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202685883U CN201521761U (en) | 2009-10-27 | 2009-10-27 | Lost foam pipe hoop |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202685883U CN201521761U (en) | 2009-10-27 | 2009-10-27 | Lost foam pipe hoop |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201521761U true CN201521761U (en) | 2010-07-07 |
Family
ID=42507936
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202685883U Expired - Fee Related CN201521761U (en) | 2009-10-27 | 2009-10-27 | Lost foam pipe hoop |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201521761U (en) |
-
2009
- 2009-10-27 CN CN2009202685883U patent/CN201521761U/en not_active Expired - Fee Related
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