CN202992431U - Low-pressure rubber hose of electric car - Google Patents
Low-pressure rubber hose of electric car Download PDFInfo
- Publication number
- CN202992431U CN202992431U CN 201320019006 CN201320019006U CN202992431U CN 202992431 U CN202992431 U CN 202992431U CN 201320019006 CN201320019006 CN 201320019006 CN 201320019006 U CN201320019006 U CN 201320019006U CN 202992431 U CN202992431 U CN 202992431U
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- pipeline section
- hose
- section
- rubber hose
- electric motor
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Abstract
The utility model discloses a low-pressure rubber hose of an electric car. The low-pressure rubber hose of the electric car comprises a rubber hose body, wherein the rubber hose body is a rubber extrusion piece extruded and composited through integrated glue, and the inner bore diameter of the rubber extrusion piece is 16mm. Through vulcanizing molding by a through die, the rubber hose body is provided with a front hose section, an arc transition section, a straight hose section and a rear hose section with expanding inside and outside, wherein the front hose section, the arc transition section, the straight hose section and the rear hose section with inner diameter and outer diameter expanding are combined to form a complex spatial form. The chambering inner diameter of the rear hose section is 24mm. An inclined angle between a central axis of the front hose section and a central axis of the straight hose section is larger than 105 degrees and smaller than 115 degrees. The front hose section, the arc transition section, the straight hose section and the rear hose section are successively connected. By the adoption of the low-pressure rubber hose of the electric car, anti-cooling fluid is good in performance and the thermal resistance range is 30-120 degrees. The low-pressure rubber hose of the electric car has the advantages of being anti-ozone, anti-aging, high in cleanliness in the hose, low in cost, good in quality and soft in hose body.
Description
Technical field
The utility model relates to the auto parts machinery field, particularly is applied to a kind of water-cooling tube of Shanghai Volkswagen's new energy electric motor vehicle cooling system, specifically electric motor car cooling system low pressure rubber hose.
Background technique
As everyone knows, the toxic emission that the internal-combustion engine of diesel oil or gasoline car produces can damage the ozone layer and the contaminated air quality in atmospheric layer, forms acid rain acid mist and photochemical reaction.Therefore not contaminated for protection of the environment, and keep ecological balance, the offspring that benefits future generations, the electric vehicle of present a kind of new energy concept arises at the historic moment.Electric motor car good name money is referred to as Greenline environmental protection vehicle, estimates will to be applied in the coming years, and energy-conservation, low-carbon (LC) is the leading concept of Greenline environmental protection vehicle.The rubber hose of cooling system for electric vehicle not only will be considered its environmental protection, heat-resisting gentle low-cost aspect the material type selecting, consider that again storage battery may be to the corrosive action of sebific duct simultaneously.Moreover may bear different pressure in body during due to automobile starting, therefore the structural design of sebific duct is also extremely important, consider sebific duct in the situation that bear different pressures and different temperatures, the damping ratio of sebific duct internal flow, and the impact that expansivity is interfered car load and flow produces.If the sebific duct non-refractory is aging, bear pressure little, sebific duct easily produces be full of cracks, the phenomenon such as aging, damaged after automobile jolts operation throughout the year, thereby causes car load normally to travel, the normal use of other electrical apparatus element around even can affecting.
Summary of the invention
Technical problem to be solved in the utility model is for above-mentioned prior art present situation, the cold-resistant fluidity energy of product is good, heatproof degree scope to 120 degree and anti-ozone, ageing-resistant, is managed the interior high a kind of electric motor car cooling system low pressure rubber hose of turbidity test at-30 degree and provide.
The utility model solves the problems of the technologies described above the technological scheme that adopts: electric motor car cooling system low pressure rubber hose, comprise the sebific duct body, the internal orifice dimension that has that the sebific duct body is integrated gluing compound extruded is the rubber extruding spare of 16 millimeters, and the sebific duct body mould sulfidization molding that wears long has the rear pipeline section of the front pipeline section, arc-shaped transition section, straight length and the inside and outside hole enlargement that constitute the complex space form, the reaming internal diameter of rear pipeline section is 24 millimeters, and the slanted angle of the central axis of front pipeline section and straight length centreline space is spent less than 115 greater than 105 degree; Front pipeline section, arc-shaped transition section, straight length and rear pipeline section are connected successively.
For optimizing technique scheme, Adopts measure also comprises:
Above-mentioned sebific duct body comprises the outer tube rubber layer of inner tube rubber layer, fibre threads enhancement layer and ethylene propylene diene rubber making that ethylene propylene diene rubber is made from inside to outside successively.
Above-mentioned fibre threads enhancement layer is the polyester line layer of selecting the knitting machine of 12 pins to adopt the snap close knitting directly to weave on the inner tube rubber layer of extruding.
The center line of above-mentioned rear pipeline section and straight length center line overlaid.
Be formed with the tapering transitional surface between being connected of above-mentioned rear pipeline section and straight length.
Above-mentioned this body diameter of sebific duct is 20 millimeters, and the reaming external diameter of rear pipeline section is 28 millimeters.
Above-mentioned front pipeline section and rear pipeline section all have adopt two ends to attach the names of pre-determined candidates Transverse plane that the mould sulfuration forms.
Compared with prior art, the sebific duct body of the present utility model mould sulfidization molding that wears long has the rear pipeline section of the front pipeline section, arc-shaped transition section, straight length and the inside and outside hole enlargement that constitute the complex space form, the inside and outside hole enlargement of rear pipeline section has consisted of a kind of end enlarging that can satisfy Shanghai Volkswagen's electric motor car cooling system assembling usage requirement, the electric motor car special-shaped cooling water pipe of a not enlarging of end.inner tube rubber layer and the outer tube rubber layer of sebific duct body all adopt anti-ozone simultaneously, ageing-resistant and ethylene propylene diene rubber fine heat-resisting performance is that raw material is made, and the gluing fibre threads enhancement layer that is compounded with the braiding of one deck polyester line between inner tube rubber layer and outer tube rubber layer, therefore not only body is merrily and lightheartedly soft for product of the present utility model, good toughness, turbidity test are high, and heatproof degree scope can be at-30 degree to 120 degree, short time reaches 150 degree, bursting pressure reaches 1.9MPa, in after sebific duct soaks in cooling liquid for a long time, sizing material isolates phenomenon without dividing, thereby can guarantee better normal operation and the atmospheric layer environment of cooling system.
Description of drawings
Fig. 1 is the utility model embodiment's perspective view;
Fig. 2 is the broken section structural drawing of the utility model sebific duct body;
Fig. 3 is the cross section sectional structure chart of the utility model sebific duct body.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.
Fig. 1 is to Figure 3 shows that structural representation of the present utility model.
Reference character wherein is: Transverse plane A, internal orifice dimension d, reaming inner diameter d 1, D outer diameter, reaming D outer diameter 1, axis L 1, centre line L 2, slanted angle Ф, sebific duct body 1, inner tube rubber layer 1a, fibre threads enhancement layer 1b, outer tube rubber layer 1c, front pipeline section 11, arc-shaped transition section 12, straight length 13, rear pipeline section 14, tapering transitional surface 15.
As shown in Figure 1 to Figure 3, electric motor car cooling system low pressure rubber hose of the present utility model, comprise sebific duct body 1, the internal orifice dimension d that has that this sebific duct body 1 is integrated gluing compound extruded is the rubber extruding spare of 16 millimeters, and the sebific duct body 1 mould sulfidization molding that wears long has the rear pipeline section 14 of the front pipeline section 11, arc-shaped transition section 12, straight length 13 and the inside and outside hole enlargement that constitute the complex space form, the reaming inner diameter d 1 of rear pipeline section 14 is 24 millimeters, and the slanted angle Ф that the axis L 1 of front pipeline section 11 and straight length 13 centre line L are 2 spends less than 115 greater than 105 degree; Front pipeline section 11, arc-shaped transition section 12, straight length 13 and rear pipeline section 14 are connected successively.Product of the present utility model is a kind of water-cooling tube that is applied in Shanghai Volkswagen's cooling system for electric vehicle.As shown in Figure 1, sebific duct body 1 sulfidization molding has front pipeline section 11, arc-shaped transition section 12, straight length 13 and rear pipeline section 14.For convenient the cooperation installed connection, rear pipeline section 14 adopts inside and outside enlarging to process, be formed with specific angle of strike for pipeline section 11 before the needs that satisfy Shanghai Volkswagen's electric motor car installing space with straight length 13 simultaneously, the optimum range of this angle is between 105 degree are spent to 115, the utility model is an a kind of end enlarging, the special-shaped cooling water pipe of one not enlarging of end, have anti-ozone, characteristics ageing-resistant and with low cost, and its heatproof degree scope is spent to 120 degree-30, short time reaches 150 degree, and bursting pressure reaches 1.9Mpa.
In embodiment, sebific duct body 1 comprises inner tube rubber layer 1a, the fibre threads enhancement layer 1b of ethylene propylene diene rubber making and the outer tube rubber layer 1c that ethylene propylene diene rubber is made from inside to outside successively.The gum base ingredients of the inner tube rubber layer 1a of the utility model sebific duct body 1 and outer tube rubber layer 1c is as follows:
Ethylene propylene diene rubber 100 weight portions
Sulphur 2.0 weight portions
Zine oxide 5 weight portions
Stearic acid 1.5 weight portions
Altax 1.5 weight portions
Antioxidant 4010 2.2 weight portions
Tenderer TP95 12 weight portions
Carbon black 550 40 weight portions
Carbon black 660 30 weight portions
Add up to: 194.2 weight portions
In embodiment, fibre threads enhancement layer 1b is the polyester line layer of selecting the knitting machine of 12 pins to adopt the snap close knitting directly to weave on the inner tube rubber layer 1a that extrudes.Adopting polyester line layer as enhancement layer, is the low cost of utilizing the polyester line, and breaking strength can satisfy the bursting pressure designing requirement, satisfies standard-required by knitting machine type selecting and mechanism design.In product structure design, the flat fibula of knitting machine is knitted the knitting form of snap close that changes into, increase the bearing capacity of pipe, selected the Stetch Wrapping Machine of 12 pins, every centimetre of 4-6 of pitch button.Just can satisfy the standard-required of product, the bursting pressure of product is high 〉=2.6Mpa, the adhesion 〉=2.5N between interior glue, yarn and outer glue has guaranteed the bending properties of body and has been convenient to install and use.
In embodiment, the center line of rear pipeline section 14 and straight length 13 center line overlaids.
In embodiment, be formed with tapering transitional surface 15 between being connected of rear pipeline section 14 and straight length 13.
In embodiment, sebific duct body 1 D outer diameter is 20 millimeters, and the reaming D outer diameter 1 of rear pipeline section 14 is 28 millimeters.
In embodiment, front pipeline section 11 and rear pipeline section 14 all have adopt two ends to attach the names of pre-determined candidates Transverse plane A that the mould sulfuration forms.Sebific duct body 1 vulcanization die of the present utility model adopts two ends to attach the names of pre-determined candidates, the two ends mode die deformation of attaching the names of pre-determined candidates is little, long service life, cancel traditional semi-finished product setting-out and cutting action, reduced two ends stub bar loss, shortened the manufacture cycle, cost of labor and cost of material have been reduced, cost is saved greatly, cost 15% left and right, and improved manufacturing efficiency and product percent of pass.Guaranteed that simultaneously interior glue and wall thickness dimension are stable, the quality of product high conformity is with the good seal performance after the assembling of car load other minutes component, ne-leakage phenomenon.
The utility model is a kind of 16(20 that is applied on Shanghai Volkswagen's electric motor car cooling system) * 24(28) special-shaped cooling water pipe.The cold-resistant but fluidity of this product can be good, heatproof degree scope at-30 degree to 120 degree, and the anti-ozone of product, ageing-resistant, in pipe, turbidity test are high, have a cost low, quality is good, the characteristics that body is soft.
Claims (7)
1. electric motor car cooling system low pressure rubber hose, comprise sebific duct body (1), it is characterized in that: the internal orifice dimension (d) that has that described sebific duct body (1) is integrated gluing compound extruded is the rubber extruding spare of 16 millimeters, and sebific duct body (1) the mould sulfidization molding that wears long has the front pipeline section (11) that constitutes the complex space form, arc-shaped transition section (12), the rear pipeline section (14) of straight length (13) and inside and outside hole enlargement, the reaming internal diameter (d1) of described rear pipeline section (14) is 24 millimeters, the central axis (L1) of described front pipeline section (11) and the slanted angle (Ф) between straight length (13) center line (L2) are spent less than 115 greater than 105 degree, described front pipeline section (11), arc-shaped transition section (12), straight length (13) is connected successively with rear pipeline section (14).
2. electric motor car cooling system low pressure rubber hose according to claim 1 is characterized in that: described sebific duct body (1) comprises the outer tube rubber layer (1c) of inner tube rubber layer (1a), fibre threads enhancement layer (1b) and ethylene propylene diene rubber making that ethylene propylene diene rubber is made from inside to outside successively.
3. electric motor car cooling system low pressure rubber hose according to claim 2, is characterized in that: the polyester line layer that described fibre threads enhancement layer (1b) adopts the snap close knitting directly upward to weave at the inner tube rubber layer (1a) of extruding for the knitting machine of selecting 12 pins.
4. electric motor car cooling system low pressure rubber hose according to claim 3, is characterized in that: the center line of described rear pipeline section (14) and straight length (13) center line overlaid.
5. electric motor car cooling system low pressure rubber hose according to claim 4 is characterized in that: be formed with tapering transitional surface (15) between being connected of described rear pipeline section (14) and straight length (13).
6. electric motor car cooling system low pressure rubber hose according to claim 5, it is characterized in that: described sebific duct body (1) external diameter (D) is 20 millimeters, the reaming external diameter (D1) of described rear pipeline section (14) is 28 millimeters.
7. electric motor car cooling system low pressure rubber hose according to claim 6 is characterized in that: described front pipeline section (11) and rear pipeline section (14) all have adopt two ends to attach the names of pre-determined candidates Transverse plane (A) that the mould sulfuration forms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320019006 CN202992431U (en) | 2013-01-15 | 2013-01-15 | Low-pressure rubber hose of electric car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320019006 CN202992431U (en) | 2013-01-15 | 2013-01-15 | Low-pressure rubber hose of electric car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202992431U true CN202992431U (en) | 2013-06-12 |
Family
ID=48563610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320019006 Expired - Fee Related CN202992431U (en) | 2013-01-15 | 2013-01-15 | Low-pressure rubber hose of electric car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202992431U (en) |
-
2013
- 2013-01-15 CN CN 201320019006 patent/CN202992431U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20130612 Termination date: 20150115 |
|
| EXPY | Termination of patent right or utility model |