CN2635744Y - Polythylene compound material manhole - Google Patents
Polythylene compound material manhole Download PDFInfo
- Publication number
- CN2635744Y CN2635744Y CN 03271457 CN03271457U CN2635744Y CN 2635744 Y CN2635744 Y CN 2635744Y CN 03271457 CN03271457 CN 03271457 CN 03271457 U CN03271457 U CN 03271457U CN 2635744 Y CN2635744 Y CN 2635744Y
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- China
- Prior art keywords
- polyethylene material
- composite polyethylene
- inspection shaft
- pipes
- calcium carbonate
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Abstract
The utility model relates to a manhole made of polyethylene compound material, which is processed and manufactured with polyethylene compound pipes, replacing the manholes of the prior art made of bricks and concrete. The utility model comprises a shaft body made of polyethylene compound pipes; a shrinking opening is provided on the top opening of the shaft body formed by pipes with descending diameter embedded orderly; the inner walls and the outer walls of different layers of pipes in the shrinking opening are thermoplastic welded; drilling and plastic injection are conducted on the inner walls as well as the outer walls of different layers of pipes in the shrinking opening to form a plastic rivet with high intensity. An outer connective hole is positioned on the pipe wall of the shaft body; an outer connective terminal made of polyethylene compound pipes is thermoplastic welded to the outer connective hole. In order to improve high anti-impaction performance and aging durable performance, the polyethylene compound material is a mixture with an addition of calcium carbonate occupying 5-15% of the total weight of the mixture and of black masterbatch occupying 1 per mill of the total weight of the polyethylene and the calcium carbonate, with polyethylene as the raw material. The utility model has the advantages of high intensity, long service life, simplicity and fastness in working, ability to be manufactured in factory specified production and on-spot assembly.
Description
Technical field
The utility model relates to a kind of plastic inspection well with composite polyethylene material tubing processing and fabricating, to substitute existing brick concrete inspection shaft.
The utility model main application fields is: (1) all drainings, blowdown inspection shaft; (2) manhole of cable pipe network; (3) feedwater, gas ductwork are used to the vertical shaft that overhauls, measure; (4) oil field, industrial and mineral and other field periodic inspections, inspection, ventilation and other vertical shafts of irregularly opening etc.
Background technology
Existing brick concrete inspection shaft has following shortcoming:
(1) intensity is low: the reducing reducing of brick and brickwork construction, and its support strength is reduced greatly, especially impact because of influence of unbalance power and easily subside near the road surface part;
(2) life-span is short: except that the low factor of intensity, no matter brick or concrete, material lifetime be short and acid-alkali-corrosive-resisting not than macromolecular material, further shortens service life;
(3) construction is complicated: existing inspection shaft must manual be piled up at the scene, and is long in time limit, civil engineering is required height, artisan craftsmanship and materials how much be the key factor that influences quality;
(4) non-environmental protection facility: brick is cut the concrete inspection shaft and is polluted because of the unstable seepage easily of capillarity and construction quality; And the use of clay brick does not meet national industrial policies.
Summary of the invention
The purpose of this utility model provides a kind of based on composite polyethylene material tubing, through the inspection shaft of secondary operations moulding.
The utility model composite polyethylene material inspection shaft is characterized in that: comprising: by the well body that composite polyethylene material tubing constitutes, the last well head place of well body is fixedly connected with that caliber successively decreases successively, the reducing of nested connection successively.
Composite polyethylene material inspection shaft according to above-mentioned is characterized in that: described reducing of going up the well head place by caliber successively decrease successively, nested successively composite polyethylene material tubing constitutes, be welded to connect for thermoplasticity between the inside and outside wall of each layer tubing.
Composite polyethylene material inspection shaft according to above-mentioned is characterized in that: except that thermoplasticity is welded to connect, fixedly connected by plastic rivet or metal rivet in addition between each of reducing place layer tubing inside and outside wall.
Composite polyethylene material inspection shaft according to above-mentioned is characterized in that: have external hole on the described well body tube wall.
Composite polyethylene material inspection shaft according to above-mentioned is characterized in that: the place, external hole on the described well body tube wall is fixedly connected with external connector.
According to described composite polyethylene material inspection shaft, it is characterized in that: described external connector be 1,2,3 and more than.
According to described composite polyethylene material inspection shaft, it is characterized in that: described external connector is a composite polyethylene material tubing, and itself and external the connecing between the hole of well are welded to connect for thermoplasticity.
According to described composite polyethylene material inspection shaft, it is characterized in that: described composite polyethylene material adds the calcium carbonate that accounts for mixing back gross weight 5～15% for being raw material with the polyethylene.
Composite polyethylene material inspection shaft according to above-mentioned is characterized in that: described composite polyethylene material adds the calcium carbonate that accounts for mixing back gross weight 5～15% for being raw material with the polyethylene, adds the black masterbatch that accounts for polyethylene and calcium carbonate gross weight 1 ‰ again.
The utility model adopts new material, new technology, product superiority height: with the product of polyethylene new material, new process development, can carry out the batch production manufacturing, product can improve the deficiency of existing product, and new product intensity height, life-span length, easy construction, leakproof and energy are recycling.Can be directly and pipe network supporting: because polyethylene product has good suitability for secondary processing, can give at the borehole wall as required and stay interface, can be supporting with other pipe networks easily.
Advantage of the present utility model is:
(1) intensity height: the high strength polyethylene composite material pipe, its intensity and steel are suitable, and weld strength is equal to tube wall, and plastic rivet strengthens its impact strength greatly;
(2) life-span is long: the polyethylene inspection shaft can also acid-alkali-corrosive-resisting except it possesses the intensity of steel, and the life-span can reach 50 years;
(3) easy construction, quick: the composite polyethylene material inspection shaft can all advance specialized the manufacturing in factory, and product can direct at the scene installation in place;
(4) environmental-protecting performance is superior: non-leakage, the pollution-free and energy recycle and reuse of composite polyethylene material inspection shaft.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is a vertical view of the present utility model.
Fig. 3 is another example structure schematic diagram of the present utility model.
Fig. 4 has the embodiment schematic diagram of external connector for the utility model.
In the accompanying drawing: 1, reducing; 2, plastic rivet; 3, thermoplasticity weld seam; 4, well body; 5, external hole; 6, external connector.
The specific embodiment
The utility model comprises as shown in Figure 1 and Figure 2: by the well body 4 that composite polyethylene material tubing constitutes, the last well head place of well body is fixedly connected with that caliber successively decreases successively, the reducing 1 of nested connection successively.
The reducing at last well head place by caliber successively decrease successively, nested successively composite polyethylene material tubing constitutes, be welded to connect for thermoplasticity between the inside and outside wall of each layer tubing.Except that thermoplasticity is welded to connect, use plastic rivet 2 fixedly connected again between each layer tubing inside and outside wall at reducing 1 place, can certainly adopt the metal rivet riveted joint or adopt plastics or the metal bolts connection.
Another embodiment of the utility model is characterized in that having external hole 5 on well body tube wall as shown in Figure 3, and decide according to pipe network number, the position in external hole 5.
Another embodiment of the present utility model as shown in Figure 4, the place, external hole on well body tube wall is fixedly connected with external connector 6.External connector 6 according to the pipe network needs be 1,2,3 and more than.External connector 6 is a composite polyethylene material tubing, and itself and the external hole 5 that connects of well are welded to connect for thermoplasticity.
When the utility model is used for manhole, can not be with external hole or external connector on the well body body wall.When being used for the inspection shaft terminal or observing well, the well body can have an external hole or external connector.Two external holes or external connector, three external holes or external connector and installation direction are decided according to the opening of pipe network.The utility model external connector number, position, direction can be according to supporting pipe network bore and level height and needs of work and are decided.
Shock resistance and the ageing-resistant performance of the utility model in order to improve processed and molded product, composite polyethylene material is a raw material with the polyethylene, adds to account for the calcium carbonate that mixes back gross weight 5～15%.For better effects if, add the black masterbatch that accounts for polyethylene and calcium carbonate gross weight 1 ‰ again.The addition of calcium carbonate is preferred 8～12%, and optimum addition is 10%.
(nominal diameter 800mm～3000mm) composite polyethylene material tubing constitutes the well body of inspection shaft to the utility model with heavy caliber; The successively decrease reducing part of nested formation product of the tubing that partly falls a specification than well body well head; Reducing partly is embedded in the well body portion and has constituted the whole of product.Slit in the reducing part between the tubing inside and outside wall of different tube diameters is used with the composite polyethylene material welding rod of the identical material of tubing and is carried out the thermoplasticity welding; The reducing part is also carried out the processing of above-mentioned technology with the slit of well body portion.
In the reducing part, the overlapping layer that different tube diameters is nested, in 8 points of tube wall one weekly selection symmetry (per 45 radians are at interval) injection mouldings of holing (same) with the welding rod material, form high-intensity " plastic rivet ", the reducing part overlapping layer nested with the well body portion also carries out the processing of above-mentioned technology; It can be standard (CBJ14-87) that choke divides external diameter, also can the criteria of right and wrong, cooperate with the inspection shaft lid.
Claims (10)
1, a kind of composite polyethylene material inspection shaft is characterized in that: comprising: by the well body (4) that composite polyethylene material tubing constitutes, the last well head place of well body is fixedly connected with that caliber successively decreases successively, the reducing of nested connection successively (1).
2, composite polyethylene material inspection shaft according to claim 1, it is characterized in that: described reducing (1) of going up the well head place by caliber successively decrease successively, nested successively composite polyethylene material tubing constitutes, be welded to connect for thermoplasticity between the inside and outside wall of each layer tubing.
3, composite polyethylene material inspection shaft according to claim 2 is characterized in that: except that thermoplasticity is welded to connect, fixedly connected by plastic rivet (2) or metal rivet in addition between the inside and outside wall of each layer tubing that reducing (1) is located.
4, according to claim 1 or 2 or 3 described composite polyethylene material inspection shafts, it is characterized in that: have external hole (5) on the described well body tube wall.
5, composite polyethylene material inspection shaft according to claim 4 is characterized in that: external connector (6) is located to be fixedly connected with in the external hole (5) on the described well body tube wall.
6, composite polyethylene material inspection shaft according to claim 5 is characterized in that: described external connector (6) be 1,2,3 and more than.
7, composite polyethylene material inspection shaft according to claim 5 is characterized in that: described external connector (6) is a composite polyethylene material tubing, and itself and external the connecing between hole (5) of well are welded to connect for thermoplasticity.
8, according to claim 1 or 2 or 3 described composite polyethylene material inspection shafts, it is characterized in that: described composite polyethylene material adds the calcium carbonate that accounts for mixing back gross weight 5～15% for being raw material with the polyethylene.
9, composite polyethylene material inspection shaft according to claim 7 is characterized in that: described composite polyethylene material adds the calcium carbonate that accounts for mixing back gross weight 5～15% for being raw material with the polyethylene.
10, composite polyethylene material inspection shaft according to claim 9, it is characterized in that: described composite polyethylene material is for being raw material with the polyethylene, add the calcium carbonate that accounts for mixing back gross weight 5～15%, add the black masterbatch that accounts for polyethylene and calcium carbonate gross weight 1 ‰ again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03271457 CN2635744Y (en) | 2003-08-16 | 2003-08-16 | Polythylene compound material manhole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03271457 CN2635744Y (en) | 2003-08-16 | 2003-08-16 | Polythylene compound material manhole |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2635744Y true CN2635744Y (en) | 2004-08-25 |
Family
ID=34300751
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03271457 Expired - Fee Related CN2635744Y (en) | 2003-08-16 | 2003-08-16 | Polythylene compound material manhole |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2635744Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103615032A (en) * | 2013-11-26 | 2014-03-05 | 昆明普尔顿环保科技股份有限公司 | Fire hydrant well |
-
2003
- 2003-08-16 CN CN 03271457 patent/CN2635744Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103615032A (en) * | 2013-11-26 | 2014-03-05 | 昆明普尔顿环保科技股份有限公司 | Fire hydrant well |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |