CN207349257U - Lightening fire resistant impeller axle - Google Patents
Lightening fire resistant impeller axle Download PDFInfo
- Publication number
- CN207349257U CN207349257U CN201721274867.1U CN201721274867U CN207349257U CN 207349257 U CN207349257 U CN 207349257U CN 201721274867 U CN201721274867 U CN 201721274867U CN 207349257 U CN207349257 U CN 207349257U
- Authority
- CN
- China
- Prior art keywords
- reinforcing rib
- groove
- matrix
- axis body
- impeller axle
- 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.)
- Active
Links
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Abstract
It the utility model is related to machinery field.Lightening fire resistant impeller axle, including an axis body, it is characterised in that, axis body includes matrix made of a titanium alloy, it is in semi-cylindrical and upper matrix and lower substrate setting up and down that matrix, which includes, and the upper groove of opening upwards is offered on upper matrix, the lower groove that Open Side Down is offered on lower substrate；When upper matrix is weldingly connected with lower substrate, upper groove forms a hollow cavity with lower groove split；It is welded with the reinforcing rib of ladder shape made of a graphite in upper groove and lower groove, reinforcing rib includes two cross bars for being welded on hollow cavity wall and the connecting rod for connecting two cross bars, the central axial direction of the length direction of cross bar parallel to axis body；Reinforcing rib in upper groove is the first reinforcing rib, and the reinforcing rib in lower groove is the second reinforcing rib；First reinforcing rib is connected with the second reinforcing rib by a bindiny mechanism.The utility model ensures the overall lighting processing of axis body by choosing matrix made of titanium alloy.
Description
Technical field
It the utility model is related to machinery field, and in particular to impeller axle.
Background technology
Impeller axle is the shaft for fixed support impeller.Apply in every field.
When impeller axle needs heat-resisting quantity in some application fields.Such as the turbine wheel shaft of turbine, because air-flow enters outside turbine
After shell, exciting can be produced, temperature is higher in turbine case, long-time service.Currently for this problem, high temperature resistant is often chosen
Metal material as impeller axle, however, this kind of impeller axle, quality is not easy to ensure that the lighting of device entirety designs again.
Utility model content
The purpose of this utility model is to provide a kind of lightening fire resistant impeller axle suitable for hot environment, with solution
State at least one technical problem.
The technical problem that the utility model is solved can be realized using following technical scheme：
Lightening fire resistant impeller axle, including an axis body, it is characterised in that the axis body includes base made of a titanium alloy
Body, described matrix include be in semi-cylindrical and upper matrix and lower substrate setting up and down, offered on the upper matrix be open to
On upper groove, offer the lower groove that Open Side Down on the lower substrate；The upper matrix is weldingly connected with the lower substrate
When, the upper groove forms a hollow cavity with the lower groove split；
The upper groove and the reinforcing rib that ladder shape made of a graphite is welded with the lower groove, it is described to add
Strengthening tendons includes two cross bars for being welded on the hollow cavity wall and the connecting rod for connecting two cross bars, the cross bar
Central axial direction of the length direction parallel to the axis body；
Using the reinforcing rib in upper groove as the first reinforcing rib, strengthened using the reinforcing rib in lower groove as second
Muscle；
First reinforcing rib is connected with second reinforcing rib by a bindiny mechanism.
The utility model ensures the overall lighting processing of axis body, in addition, originally by choosing matrix made of titanium alloy
Utility model in matrix by offering hollow cavity, while mitigating the overall quality of impeller axle, passes through the first reinforcing rib, second
Reinforcing rib and the combination of bindiny mechanism, realize the three-dimensional support effect of centering cavity inside, and then ensure that the support of impeller axle is strong
Degree.
Fibrous layer made of graphite fibre is coated with the outer wall of described matrix.The structure of the traditional axis body of optimization, passes through titanium
The periphery of alloy is coated with fibrous layer, further, improves the heat-resisting quantity of axis body.
As a preferred embodiment, the bindiny mechanism is the rhabodoid placed vertically, the lower end of the rhabodoid and institute
The connecting rod for stating the second reinforcing rib is weldingly connected；
The connecting rod of first reinforcing rib is equipped with the slot for the upper end of rhabodoid described in grafting.
And then when realizing upper matrix with lower substrate split, rhabodoid grafting enters in slot, realizes the first reinforcing rib and second
The connection of reinforcing rib, realizes three-dimensional support.
As another preferred solution, the bindiny mechanism includes two rhabodoids being mutually inserted, two rhabodoids point
Upper boom and lower beam that Wei be not setting up and down；
The upper end of the upper boom and the connecting rod of first reinforcing rib are weldingly connected；
The lower end of the lower beam and the connecting rod of second reinforcing rib are weldingly connected；
The upper end of the lower beam is equipped with the slot for being used for being inserted into the upper boom lower end.
And then when realizing upper matrix with lower substrate split, the grafting of the lower beam and upper boom, realizes the first reinforcing rib and the
Two reinforcing ribs are connected by bindiny mechanism, realize three-dimensional support.
Liquid metal is filled with the hollow cavity, the volume of the liquid metal is not more than the 1/ of the hollow cavity volume
3。
The utility model, by controlling the volume of liquid metal, ensures impeller by being filled with liquid metal in hollow cavity
The lighting design of axis entirety, liquid metal can produce convection current under action of thermal difference, and thermal conductivity is far longer than solid metallic, makes
Bulk temperature is uniform, avoids local generation high temperature, controls temperature distortion amount.
Brief description of the drawings
Fig. 1 is a kind of sectional view of 1 axis body of specific embodiment of the utility model radially；
Fig. 2 is a kind of sectional view of 2 axis body of specific embodiment of the utility model radially；
Fig. 3 is a kind of structure diagram of matrix on the utility model.
Embodiment
In order to make the technical means, creative features, achievable purpose and effectiveness that the utility model is realized easy to understand, under
Face, which combines to be specifically illustrating, is expanded on further the utility model.
With reference to Fig. 1, Fig. 2, Fig. 3, lightening fire resistant impeller axle, including an axis body, axis body include base made of a titanium alloy
Body, matrix include being in semi-cylindrical and upper matrix 1 setting up and down and lower substrate 2, and the upper of opening upwards is offered on upper matrix 1
Groove, offers the lower groove that Open Side Down on lower substrate 2；When upper matrix 1 and lower substrate 2 are weldingly connected, upper groove with it is recessed
Groove split forms a hollow cavity；Upper groove and the reinforcing rib that ladder shape made of a graphite is welded with lower groove, add
Strengthening tendons includes two cross bars 14 for being welded on hollow cavity wall and the connecting rod 15 for connecting two cross bars, the length of cross bar 14
Degree is oriented parallel to the central axial direction of axis body 14；Using the reinforcing rib in upper groove as the first reinforcing rib 3, with
Reinforcing rib in groove is the second reinforcing rib 4；First reinforcing rib 3 is connected with the second reinforcing rib 4 by a bindiny mechanism 5.This reality
With new by choosing matrix made of titanium alloy, ensure the overall lighting processing of axis body, in addition, the utility model passes through
Hollow cavity is offered in matrix, while mitigating the overall quality of impeller axle, by the first reinforcing rib 3, the second reinforcing rib 4 with connecting
The combination of connection mechanism 5, realizes the three-dimensional support effect of centering cavity inside, and then ensures the support strength of impeller axle.
Connecting rod is equipped with least three, and the spacing of adjacent connecting rod is 2cm~4cm.The arragement direction of connecting rod parallel to
The length direction of cross bar.
Fibrous layer made of graphite fibre is coated with the outer wall of matrix.The structure of the traditional axis body of optimization, passes through titanium alloy
Periphery be coated with fibrous layer, further, improve the heat-resisting quantity of axis body.
Specific embodiment 1, referring to Fig. 1, bindiny mechanism 5 is the rhabodoid placed vertically, and the lower end of rhabodoid adds with second
The connecting rod 15 of strengthening tendons 4 is weldingly connected；The connecting rod 15 of first reinforcing rib 3 is equipped with inserting for the upper end for grafting rhabodoid
Groove.And then when realizing upper matrix 1 with 2 split of lower substrate, rhabodoid grafting enters in slot, realize that the first reinforcing rib 4 and second adds
The connection of strengthening tendons 5, realizes three-dimensional support.The cross section of slot is in regular hexagon.Slot is connected with rhabodoid by an adhesive.
Improve bonding strength.
Specific embodiment 2, referring to Fig. 2, bindiny mechanism includes two rhabodoids being mutually inserted, and two rhabodoids are respectively
Upper boom and lower beam setting up and down；The upper end of upper boom and the connecting rod 15 of the first reinforcing rib 3 are weldingly connected；The lower end of lower beam and the
The connecting rod 15 of two reinforcing ribs 4 is weldingly connected；The upper end of lower beam 12 is equipped with the slot for being used for being inserted into upper boom lower end.And then on realizing
When matrix is with lower substrate split, the grafting of lower beam and upper boom, realizes that the first reinforcing rib passes through bindiny mechanism's phase with the second reinforcing rib
Even, three-dimensional support is realized.Slot is connected with upper boom by an adhesive.Improve bonding strength.
Bindiny mechanism is bindiny mechanism made of graphite.
Liquid metal 13 is filled with hollow cavity, the volume of liquid metal 13 is not more than the 1/3 of hollow cavity volume.This practicality
It is new by being filled with liquid metal in hollow cavity, by controlling the volume of liquid metal, ensure the lighting of impeller axle entirety
Design, liquid metal can produce convection current under action of thermal difference, and thermal conductivity is far longer than solid metallic, makes bulk temperature uniform, keeps away
Exempt from local generation high temperature, control temperature distortion amount.
Offer strip groove on the outer wall of impeller axle, the central axis of the length direction of strip groove parallel to impeller axle
Direction, the width of strip groove are gradually incremented by close impeller axle central axis at away from impeller axle central axis.This reality
Strip groove is offered with the new outer wall by impeller axle, while mitigating the weight of impeller axle, ensures impeller axle and leaf
The contact area of wheel, ensures bonding strength.In addition, can also realize the conducting of air-flow by strip groove, realize air-flow from bar
Flowed through in shape groove, ensure heat dissipation effect.The width of strip groove notch is 2mm~3mm.
The advantages of basic principle and main feature and the utility model of the utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description
Simply illustrate the utility model principle, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
Various changes and modifications are had, these various changes and improvements fall within the scope of the claimed invention.The utility model
Claimed scope is defined by the appending claims and its equivalent thereof.
Claims (4)
1. lightening fire resistant impeller axle, including an axis body, it is characterised in that the axis body includes matrix made of a titanium alloy,
It is in semi-cylindrical and upper matrix and lower substrate setting up and down that described matrix, which includes, and opening upwards are offered on the upper matrix
Upper groove, offers the lower groove that Open Side Down on the lower substrate；When the upper matrix is weldingly connected with the lower substrate, institute
State upper groove and form a hollow cavity with the lower groove split；
The upper groove and the reinforcing rib that ladder shape made of a graphite is welded with the lower groove, the reinforcing rib
Connecting rod including two cross bars for being welded on the hollow cavity wall and for two cross bars of connection, the length of the cross bar
It is oriented parallel to the central axial direction of the axis body；
Using the reinforcing rib in upper groove as the first reinforcing rib, using the reinforcing rib in lower groove as the second reinforcing rib；
First reinforcing rib is connected with second reinforcing rib by a bindiny mechanism.
2. lightening fire resistant impeller axle according to claim 1, it is characterised in that be coated with stone on the outer wall of described matrix
Fibrous layer made of black fiber.
3. lightening fire resistant impeller axle according to claim 1, it is characterised in that filled with liquid gold in the hollow cavity
Belong to, the volume of the liquid metal is not more than the 1/3 of the hollow cavity volume.
4. lightening fire resistant impeller axle according to claim 1, it is characterised in that the bindiny mechanism includes two mutually
The rhabodoid of grafting, two rhabodoids are respectively upper boom and lower beam setting up and down；
The upper end of the upper boom and the connecting rod of first reinforcing rib are weldingly connected；
The lower end of the lower beam and the connecting rod of second reinforcing rib are weldingly connected；
The upper end of the lower beam is equipped with the slot for being used for being inserted into the upper boom lower end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721274867.1U CN207349257U (en) | 2017-09-30 | 2017-09-30 | Lightening fire resistant impeller axle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721274867.1U CN207349257U (en) | 2017-09-30 | 2017-09-30 | Lightening fire resistant impeller axle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207349257U true CN207349257U (en) | 2018-05-11 |
Family
ID=62358058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721274867.1U Active CN207349257U (en) | 2017-09-30 | 2017-09-30 | Lightening fire resistant impeller axle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207349257U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109578426A (en) * | 2018-12-27 | 2019-04-05 | 无锡市海星船舶动力有限公司 | Spark ignition type marine engine rotor axle assembly |
| CN113931920A (en) * | 2021-11-05 | 2022-01-14 | 何占琦 | Crankshaft |
-
2017
- 2017-09-30 CN CN201721274867.1U patent/CN207349257U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109578426A (en) * | 2018-12-27 | 2019-04-05 | 无锡市海星船舶动力有限公司 | Spark ignition type marine engine rotor axle assembly |
| CN113931920A (en) * | 2021-11-05 | 2022-01-14 | 何占琦 | Crankshaft |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207349257U (en) | Lightening fire resistant impeller axle | |
| CN103289653B (en) | High-thermal-conductivity heat-storing nanometer-particle-mixed molten salt and preparation method thereof | |
| CN206922273U (en) | A kind of unpowered heat radiating type power distribution cabinet | |
| CN201663726U (en) | Heating device for electric arc pipe | |
| TW200606124A (en) | Method for manufacturing carbon fiber reinforced carbon composite material suitable for semiconductor heat sink | |
| WO2012086508A1 (en) | Discharge lamp | |
| CN100453953C (en) | Heat pipe and its making process | |
| EP2037482A3 (en) | Magnetron for microwave oven | |
| CN103666379B (en) | A kind of Efficient energy-storage composite phase transition material and preparation method thereof | |
| TWI289654B (en) | Composite heat pipe and method of producing the same | |
| CN103105084B (en) | The composition structure of heat pipe and capillary structure thereof | |
| CN205830063U (en) | A kind of Novel heating filament | |
| CN207470596U (en) | It is easy to the impeller axle of airflow radiating | |
| CN206280108U (en) | It is built-in with the high temperature resistant blade of liquid metal convection radiating mechanism | |
| CN207604510U (en) | Generate heat screen component and electronic cigarette | |
| CN209344064U (en) | A kind of phase change radiator structure combining low-melting alloy | |
| CN207081026U (en) | A kind of preheater suspension type hot junction central truss structure | |
| CN220039207U (en) | Porous heat storage ball for aluminum melting furnace | |
| CN205882935U (en) | Motor housing | |
| CN205349617U (en) | Blade that hinders aerogenerator effectively falls | |
| CN206785721U (en) | Smoke exhaust fan oil rub resistance nano ceramic coat impeller | |
| CN105164785A (en) | Discharge lamp | |
| CN214701225U (en) | Heating device | |
| CN206929253U (en) | A kind of automobile brake drum with heat-resisting abrasion resistance | |
| CN211509319U (en) | Heating tube and cooking utensil of convenient assembly |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |