CN206571565U - A kind of internal combustion engine cooling water pump - Google Patents
A kind of internal combustion engine cooling water pump Download PDFInfo
- Publication number
- CN206571565U CN206571565U CN201720060270.0U CN201720060270U CN206571565U CN 206571565 U CN206571565 U CN 206571565U CN 201720060270 U CN201720060270 U CN 201720060270U CN 206571565 U CN206571565 U CN 206571565U
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- Prior art keywords
- water pump
- combustion engine
- internal combustion
- cooling water
- rotating shaft
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Abstract
The utility model discloses a kind of internal combustion engine cooling water pump, including water pump cover, rotating shaft, cover plate and impeller, water pump cover is formed with cavity, and rotating shaft is arranged in the middle part of cavity by bearing, what impeller can rotate along own axes is arranged in rotating shaft, and cover plate and the side that water pump cover is formed with cavity are affixed；Water pump cover is provided with water inlet and delivery port, cavity is formed with cut water close to water outlet, and volute chamber runner is formed between cut water and delivery port, and volute chamber runner is circular arc type；Impeller includes wheel hub, wheel disc and blade, and the center of wheel hub and wheel disc is affixed, and blade is arc-shaped flaky, and blade is at least two panels and is disposed in an evenly spaced relation in around wheel hub on wheel disc, and at least two openings are provided with wheel disc, and opening is set between the blades；Internal combustion engine of the present utility model, by being reduced the volume and quality of impeller in wheel disc upper shed, is increased available volume in cavity, the flow of water pump is improved in the case where not changing water pump appearance and size and interface and energy consumption is reduced with cooling water pump.
Description
Technical field
The utility model is related to a kind of internal combustion engine cooling water pump, belongs to technical field of automobile accessories.
Background technology
Need to cool down during internal combustion engine to raise to prevent temperature, water cooling generally carried out using cooling water pump press-in cooling water,
Because Structure of Internal-Combustion Engine is complicated, its internal cooling water channel curved narrow is big to resistance to water-flow, therefore cooling water pump is in certain operating mode
The key of influence internal combustion engine cooling effect has been become with the uninterrupted under use condition.
Existing internal combustion engine cooling water pump is largely mechanical water pump, and the operating of water pump is driven by engine spindle, hair
When motivation rotating speed is high, pump rotary speed is just high, and flow just increases, when engine speed is low, and flow reduces；Due to engine cold-start
When, engine does not need cooling system work in itself, but engine water pump can start working as engine is operated, and can make
Longer into engine warm-up time, engine consumption is higher, discharges poor etc., the flow of its water pump can not be according to engine cool
The demand of system is adjusted.
Utility model content
The technical problems to be solved in the utility model is that, in view of the shortcomings of the prior art, proposing that a kind of flow is big, cooling is fast simultaneously
And the internal combustion engine cooling water pump that can be adjusted according to the demand of engine-cooling system.
The utility model is that the technical scheme for solving above-mentioned technical problem proposition is：A kind of internal combustion engine cooling water pump, bag
Water pump cover, rotating shaft, cover plate and impeller are included, water pump cover is formed with cavity, and rotating shaft is arranged in the middle part of cavity by bearing, and impeller can
It is arranged on along what own axes rotated in rotating shaft, cover plate and the side that water pump cover is formed with cavity are affixed；Water pump cover is provided with
Cut water is formed with close to water outlet in water inlet and delivery port, cavity, volute chamber runner, volute chamber stream are formed between cut water and delivery port
Road is circular arc type；
Impeller includes wheel hub, wheel disc and blade, and the center of wheel hub and wheel disc is affixed, and blade is arc-shaped flaky, and blade is at least
Be disposed in an evenly spaced relation in for two panels and around wheel hub on wheel disc, be provided with least two openings on wheel disc, opening be arranged on blade it
Between.
Further, as the preferred scheme of the present invention：
The improvement of above-mentioned technical proposal is：Also include the motor for drive shaft, output shaft and the rotating shaft of motor pass through
Shaft coupling is connected.
The improvement of above-mentioned technical proposal is：Motor is interval with water pump seal with rotating shaft.
The improvement of above-mentioned technical proposal is：The water inlet of water pump cover is provided with temperature control valve.
The improvement of above-mentioned technical proposal is：Sealing ring is provided between temperature control valve and water inlet.
The improvement of above-mentioned technical proposal is：Gasket seal is provided between water pump cover and cover plate.
The improvement of above-mentioned technical proposal is：Water pump cover is provided with least one piece fin at motor.
The utility model is using the beneficial effect of above-mentioned technical proposal：
（1）Internal combustion engine of the present utility model, due to being formed with cut water close to water outlet in cavity, is prevented out with cooling water pump
Water at the mouth of a river turns round and round vaporization formation cavitation erosion, the effect with current stabilization, raising water pump effective power and the longevity for extending water pump
Life；
（2）Internal combustion engine of the present utility model is with cooling water pump due to being formed with volute chamber runner, volute chamber between cut water and delivery port
Runner is circular arc type, reduces the impact of water outlet current so that water outlet is more smooth, effectively improves pump capacity；
（3）Internal combustion engine cooling water pump of the present utility model includes setting on wheel hub, wheel disc and blade, wheel disc due to impeller
There are at least two openings, opening is set between the blades, by reducing the volume and quality of impeller in wheel disc upper shed, so that
Available volume in cavity is increased, water pump is improved on the premise of water pump complement profile installation dimension and interface is not changed
Flow and reduce energy consumption；
（4）Internal combustion engine cooling water pump of the present utility model is interval with water pump seal due to motor and rotating shaft, prevents
Water is caused to leak electricity and damaged into motor position, extends the water pump life-span；
（5）Internal combustion engine of the present utility model is with cooling water pump because the water inlet of water pump cover is provided with temperature control
Valve, can reduce energy consumption according to the temperature adjustment inflow of internal combustion engine；
（6）Internal combustion engine of the present utility model is with cooling water pump due to being provided with sealing between temperature control valve and water inlet
Ring, improves the sealing property of water inlet, prevents leak；
（7）Internal combustion engine of the present utility model with cooling water pump due to being provided with gasket seal between water pump cover and cover plate,
Improve the sealing property at the pump housing；
（8）Internal combustion engine cooling water pump of the present utility model due to also include for drive shaft motor, motor it is defeated
Shaft is connected with rotating shaft by shaft coupling, is driven by internal combustion engine itself, and in internal combustion engine cold start-up, internal combustion engine is in itself not
Need cooling system to work, traditional cooling water pump can start working with internal combustion engine operation, internal combustion engine warm-up period can be caused
Longer, oil consumption is higher, the problems such as discharging poor, and internal combustion engine of the present utility model is driven with cooling water pump by oneself motor,
Cooperated with temperature control valve, flow can be adjusted according to the cooling requirement of internal combustion engine, improve the work of internal combustion engine
Efficiency, reduces energy consumption；
（9）Internal combustion engine of the present utility model is dissipated with cooling water pump because water pump cover is provided with least one piece at motor
Backing, effectively can be radiated for water pump, and preventing at motor that temperature is too high causes damage.
Brief description of the drawings
The utility model is described in further detail below in conjunction with the accompanying drawings：
Fig. 1 is the structural representation of the utility model embodiment internal combustion engine cooling water pump；
Fig. 2 is the structural representation of the water pump cover of the utility model embodiment internal combustion engine cooling water pump；
Fig. 3 is the structural representation of the impeller of the utility model embodiment internal combustion engine cooling water pump；
Wherein：1- fin；2- motors；3- water pump covers；3a- cavitys；3b- cut waters；3c- volute chamber runners；4- water pump water
Envelope；5- rotating shafts；6- impellers；6a- blades；6b- wheel hubs；6c- wheel discs；6d- is open；7- delivery ports；8- gasket seals；9- cover plates；
10- sealing rings；11- temperature control valves；12- water inlets.
Embodiment
Embodiment 1
A kind of internal combustion engine cooling water pump is present embodiments provided, as shown in Figure 1,2 and 3, including water pump cover 3, rotating shaft
5th, cover plate 9 and impeller 6, water pump cover 3 are formed with cavity 3a, and rotating shaft 5 is arranged in the middle part of cavity 3a by bearing, and impeller 6 can be along certainly
What body axis rotated is arranged in rotating shaft 5, and cover plate 9 and the side that water pump cover 3 is formed with cavity 3a are affixed；Water pump cover 3 is set
Have and be provided with water inlet 12 and delivery port 7, the water inlet 12 of water pump cover 3 in temperature control valve 11, cavity 3a close to water outlet
Cut water 3b is formed with mouth 7, volute chamber runner 3c is formed between cut water 3b and delivery port 7, volute chamber runner 3c is circular arc type；
Impeller 6 includes wheel hub 6b, wheel disc 6c and blade 6a, and wheel hub 6b and wheel disc 6c center are affixed, and blade 6a is arc
Sheet, blade 6a is five and is disposed in an evenly spaced relation in around wheel hub 6b on wheel disc 6c, and five opening 6d are provided with wheel disc 6c, are opened
Mouth 6d is arranged between blade 6a.The internal combustion engine of the present embodiment cooling water pump also includes the motor 2 for drive shaft 5, electricity
The output shaft of machine 2 is connected with rotating shaft 5 by shaft coupling.Motor 2 is interval with water pump seal 4 with rotating shaft 5.Temperature control valve 11
Sealing ring 10 is provided between water inlet 12.Gasket seal 8 is provided between water pump cover 3 and cover plate 9.Water pump cover 3 is leaned on
Fin 1 has been uniformly arranged at nearly motor 2.
Embodiment 2
The present embodiment provide internal combustion engine be with the mass percent of each composition in cooling water pump：C：0.03%, Al:
1.77%,Zn:1.29%,Mn：0.48%, S：≤ 0.030%, P：≤ 0.030%, Cr：0.04%, Ni：1.14%, Cu：0.26%, V：
0.04%, Mo：0.08%, Ti：1.39%, B：0.02%, Pd：0.04%,Pt：0.49%,W：0.29%,Nd：0.15%,Ce：0.12%,
Eu：0.09%,Lu:0.06%, Au：0.37%, Ag:0.96%, Ga：0.02%, Y：0.25%, Sn：1.38%, Zr：0.04%, Re：
0.02%, Bi：0.06%, magnesia：0.35%, cupric oxide：0.09%, iron oxide：0.16%, manganese dioxide：0.07%, hydrogen-oxygen
Change copper：0.06%, iron hydroxide：0.05%, surplus is Fe；
The production technology of internal combustion engine cooling water pump comprises the following steps：
(i) melting raw material：
A, added raw materials into the mass percent of each composition in cooling water pump in smelting furnace by predetermined internal combustion engine, by smelting furnace
Interior temperature brings up to 1520 degrees Celsius to 1540 degrees Celsius, and raw material is smelted to form alloy solution；
B, alloy solution obtained in the previous step cooled down, water cooling is combined with air cooling during cooling, first use water cooling with
Alloy solution water cooling to 450-460 DEG C of formation alloy, is then air-cooled to 340-350 DEG C, then adopt by 15-18 DEG C/s cooldown rate
With water cooling with 18-20 DEG C/s cooldown rate by alloy water cooling to room temperature；
C, heating, the alloy after previous step is cooled down carry out secondary smelting in smelting furnace, and the temperature in smelting furnace is brought up to
1580 degrees Celsius to 1610 degrees Celsius, alloy forms alloy solution by secondary smelting；
D, the alloy solution in smelting furnace poured into electric furnace, sequentially add nodulizer and inovulant in the bag hole of casting ladle, use
Sheet metal is covered in nodulizer, on inovulant, and consolidates, and the thickness of sheet metal is 0.5mm to 1mm；
E, the opposite side that the alloy solution in electric furnace is poured into casting ladle indent, spheroidizing reacion 70s to 85s, spheroidizing reacion fill
After point, one layer of collection slag agent is spread, is quickly skimmed；
F, it is quick skim after, be sprinkled into swelling perlite powder on alloy solution surface immediately, twice of slag hitting, after the completion of slag hitting,
Alloy solution to be cast is formed, was poured in five minutes；
(ii) prepared by wax-pattern：Using mechanical casting, make consistent with the impeller size of internal combustion engine cooling water pump and include
The wax-pattern of insulated feeder, and wax-pattern is repaired, wax-pattern is cleaned using wax base cleaning agent afterwards；
(iii) shell model sand mold is made in step (ii) obtained wax-pattern；
(iv) dewax：Using steam dewaxing, the pressure of steam is 0.8MPa, and the time is 25-45 minutes, and shell mould is made；
(v) shell mould is calcined；
(vi) by step, (v) roasting shell mould is put into the sandbox prepared by formative technology, and blend compounds band is sealed on the shell mould
For the cast gate and insulated feeder of cast, the mixed sand by preparation is then placed in, piles and uses foundry jolter after mixed sand again
Ram-jolt is carried out, sand mold is formed；
(vii) pour into a mould
Shell mould is carried out to toast 1 hour with the air-heater of 400-420 degrees Celsius of constant temperature before cast, during cast, pouring temperature
For 1550-1650 degrees Celsius, after cast, casting is incubated 2-3 hours in sand mold；After moulding by casting, it is stripped, crushes shell
Mould, cuts off the insulated feeder of casting, obtains casting；
(viii) the casting after moulding by casting is machined, and cylinder iron Vehicle Processing goes out water pump cover, rotating shaft and cover plate；
(ix) the casting after Vehicle Processing is heat-treated, concrete technology is：
A, heating：Casting is heated to 640-665 DEG C, and is incubated 45-55min；
B, cooling：The air-cooled cooldown rate with 15-18 DEG C/s is used to accelerate casting to be cooled to after 410-420 DEG C, then it is empty
It is cooled to room temperature；
C, once it is tempered：Casting is heated to after 560-575 DEG C of tempering 41-43min, warm 30-45s is treated, makes automobile variable speed
Case gear temperature is homogenized, and accelerates to be cooled to after 355-365 DEG C afterwards with 28-35 DEG C/s cooldown rate, then be air-cooled to room temperature；
D, double tempering：Room temperature is air-cooled to after automobile gearbox gear is heated into 614-618 DEG C of tempering 53-59min；
E, the casting after being handled through double tempering is put into well formula gas heating furnace, casting is carried out at Quench heating
Reason, quenching and preserving heat temperature is 740 DEG C ± 10 DEG C, and soaking time is 1.2-1.5h；Quickly water is put into after the completion of casting Quench heating
Groove water cooling 15-25 minutes, cooling bath water temperature is controlled at 25-50 DEG C；
(x) the casting after heat treatment is covered into abrasion-resistant metal coating, concrete technology is：
A, dispensing：The component of the abrasion-resistant metal coating is by mass percentage：Carbon：0.17-0.22%, boron：0.23-
0.26%, chromium：3.5-3.7%, titanium：3.1-3.6%, vanadium：1.5-1.7%, cobalt：0.23-0.45%, niobium：0.33-0.45%, calcium：
0.32-0.37%, barium：0.15-0.27%, tungsten：0.74-0.97%, zinc：2.5-2.8%, samarium：1.3-1.6%, neodymium：2.2-2.7%,
Promethium：0.32-0.44%, europium：0.29-0.34%, gadolinium：1.6-1.8%, aluminium：4.25-4.78%, auxiliary agent：6.3-6.6%, surplus is iron；
The component of the auxiliary agent is calculated by weight as：Zircon：9-13 parts, kaolinite：13-16 parts, graphite powder：5-8
Part, copper powder：15-17 parts, nickel powder：11-14 parts, aluminium powder：12-15 parts；
B, carbon, boron, chromium, titanium, vanadium, cobalt, niobium, calcium, barium and ferro element be put into smelting furnace, furnace temperature is then risen into 520-
After 530 DEG C, 1.5-2 hours are incubated, temperature is then risen to 1350-1360 DEG C, be put into tungsten, zinc, samarium, neodymium, promethium, europium, gadolinium, aluminium member
Element, stirs, and is incubated 2-6 hours, then water cooling is to 350-360 DEG C, then is air-cooled to room temperature；
C, melting furnace temperature increases to 1520-1530 DEG C, and be put into auxiliary agent, be incubated 4-7h, whole nitrogen flushing gas agitating, so
After cool the temperature to as 670-680 DEG C；Then water cooling is cooled to 320-330 DEG C with 18-25 DEG C/s speed, is then air-cooled to room
Temperature；
D, the obtained metals of step c are put into ball mill, temperature is increased to 320-350 DEG C, 1-3 hours are incubated, so
Start ball mill milling afterwards, then temperature increased to 620-630 DEG C, be incubated 1-2 hours, be reduced to 350-360 DEG C, crushing,
100 mesh sieves are crossed, powder particle A is obtained；
E, by the powder particle A in step d be sprayed into heat treatment after casting surface, and thickness be 0.65-1.05mm,
Then 650-670 DEG C is heated to 15-20 DEG C/min speed, is incubated 1-2 hours, then by temperature with 5-8 DEG C/min speed
Air-cooled to 220-250 DEG C, 1-2 hour are incubated, room temperature is air-cooled to, obtained impeller, then by impeller and water pump cover, rotating shaft and cover plate
Carry out the internal combustion engine cooling water pump that assembling is made final.
The utility model is not limited to above-described embodiment.The technical scheme of all use equivalent substitution formation, all falls within this reality
With the protection domain of new requirement.
Claims (7)
1. a kind of internal combustion engine cooling water pump, it is characterised in that：Including water pump cover（3）, rotating shaft（5）, cover plate（9）And impeller
（6）, the water pump cover（3）It is formed with cavity（3a）, the rotating shaft（5）The cavity is arranged on by bearing（3a）Middle part, institute
State impeller（6）What can be rotated along own axes is arranged on the rotating shaft（5）On, the cover plate（9）With the water pump cover（3）System
There is cavity（3a）Side it is affixed；The water pump cover（3）It is provided with water inlet（12）And delivery port（7）, the cavity（3a）
The interior close delivery port（7）Place is formed with cut water（3b）；
The cut water（3b）And delivery port（7）Between be formed with volute chamber runner（3c）, the volute chamber runner（3c）For circular arc type；It is described
Impeller（6）Including wheel hub（6b）, wheel disc（6c）And blade（6a）, the wheel hub（6b）With the wheel disc（6c）Center it is affixed,
The blade（6a）For arc-shaped flaky, the blade（6a）At least two panels and around wheel hub（6b）It is disposed in an evenly spaced relation in the wheel
Disk（6c）On, the wheel disc（6c）On be provided with least two openings（6d）, the opening（6d）It is arranged on the blade（6a）
Between.
2. internal combustion engine cooling water pump according to claim 1, it is characterised in that：Also include being used to drive the rotating shaft
（5）Motor（2）, the motor（2）Output shaft and the rotating shaft（5）Connected by shaft coupling.
3. internal combustion engine cooling water pump according to claim 2, it is characterised in that：The motor（2）With rotating shaft（5）Between
Every provided with water pump seal（4）.
4. internal combustion engine cooling water pump according to claim 3, it is characterised in that：The water pump cover（3）Water inlet
（12）Place is provided with temperature control valve（11）.
5. internal combustion engine cooling water pump according to claim 4, it is characterised in that：The temperature control valve（11）With it is described
Water inlet（12）Between be provided with sealing ring（10）.
6. internal combustion engine cooling water pump according to claim 5, it is characterised in that：The water pump cover（3）With cover plate（9）
Between be provided with gasket seal（8）.
7. internal combustion engine cooling water pump according to claim 6, it is characterised in that：The water pump cover（3）Close to described
Motor（2）Place is provided with least one piece fin（1）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720060270.0U CN206571565U (en) | 2017-01-17 | 2017-01-17 | A kind of internal combustion engine cooling water pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720060270.0U CN206571565U (en) | 2017-01-17 | 2017-01-17 | A kind of internal combustion engine cooling water pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206571565U true CN206571565U (en) | 2017-10-20 |
Family
ID=60060367
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720060270.0U Expired - Fee Related CN206571565U (en) | 2017-01-17 | 2017-01-17 | A kind of internal combustion engine cooling water pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206571565U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114196869A (en) * | 2021-12-14 | 2022-03-18 | 江门市宏拓金属制品有限公司 | Production process of engine pump |
-
2017
- 2017-01-17 CN CN201720060270.0U patent/CN206571565U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114196869A (en) * | 2021-12-14 | 2022-03-18 | 江门市宏拓金属制品有限公司 | Production process of engine pump |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20171020 Termination date: 20210117 |