CN207772893U - A kind of multi output end engine hydraulic pump power takeoff that heat dissipation performance is high - Google Patents
A kind of multi output end engine hydraulic pump power takeoff that heat dissipation performance is high Download PDFInfo
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- CN207772893U CN207772893U CN201721556984.7U CN201721556984U CN207772893U CN 207772893 U CN207772893 U CN 207772893U CN 201721556984 U CN201721556984 U CN 201721556984U CN 207772893 U CN207772893 U CN 207772893U
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- Prior art keywords
- pump shaft
- power takeoff
- pump
- power
- heat dissipation
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Abstract
The utility model discloses a kind of multi output end engine hydraulic pump power takeoffs that heat dissipation performance is high, including power takeoff shell, power taking axis, the first pump shaft, the second pump shaft and third pump shaft are equipped in the auxiliary-drive casing body, power taking is located in the middle part of power takeoff shell, the both sides up and down of power taking axis are respectively equipped with the first pump shaft and the second pump shaft, the upside of first pump shaft is equipped with third pump shaft, and the first pump shaft and the second pump shaft are engaged by gear with power taking axis；Power takeoff shell is internally provided with cooling tube, and the import of cooling tube connects the outlet of water tank by water pipe, which is equipped with water pump, and the outlet of cooling tube connects the import of water tank by water pipe；Water tank connects cooling system；The high multi output end engine hydraulic pump power takeoff of the heat dissipation performance designs three pump shafts being connected with power taking axis, and in addition design heat-dissipating pipe and cooling system, which to power takeoff inside cool down, coordinates the good auxiliary-drive casing body of heat-conducting effect that can effectively reduce the bulk temperature inside power takeoff.
Description
Technical field
The utility model is related to power takeoff technical field, especially a kind of multi output end engine hydraulic that heat dissipation performance is high
Pump power takeoff.
Background technology
Power takeoff is exactly one group of change gear, also known as power take off, is usually formed by gear-box, Combined clutch,
It is connect using gear with gearbox, is axis connection with lifting pump, be an individual gear in gearbox, hang up this shelves,
One open out, lifting pump can operate.Lifting pump is a hydraulic device, lifts railway carriage, realizes self-unloading function.Self-unloading
Vehicle, fire fighting truck, concrete mixer, refrigeration etc. need the special-purpose vehicle of extra power, are obtained by power takeoff, and power takeoff is
Attachment device (power takeoff of concrete mixer is on clutch outer member) on the outside of gearbox, it from gearbox some
Gear obtains power.Being switched on or switched off for this power is controlled by driving an indoor electromagnetic valve.By power takeoff
Drive high-pressure oil pump for dumper；Drive water pump for fire fighting truck；Drive compressor for the vehicle that freezes；Drive hydraulic motor Stirring
Tank.
With the development of special vehicle, single power takeoff for exporting axle construction is gradually difficult to meet the needs of special vehicle.
Utility model content
The utility model be intended to provide it is a kind of there are multiple output shafts, and high how defeated of heat dissipation performance of good heat dissipation effect
Outlet engine hydraulic pump power takeoff.
To achieve the above object, the utility model provides the following technical solutions：A kind of multi output end that heat dissipation performance is high hair
Motivation hydraulic pump power takeoff, including power takeoff shell, the auxiliary-drive casing body is interior to be equipped with power taking axis, the first pump shaft, the second pump shaft
With third pump shaft, power taking is located in the middle part of power takeoff shell, and the both sides up and down of power taking axis are respectively equipped with the first pump shaft and second
The upside of pump shaft, the first pump shaft is equipped with third pump shaft, and the first pump shaft and the second pump shaft are engaged by gear with power taking axis, third
The left and right ends of pump shaft each extend to power takeoff hull outside, and the right end of third pump shaft installs driven sprocket, after the first pump shaft
End extends to power takeoff hull outside, the drive sprocket of the rear portion installation and driven sprocket cooperation of the first pump shaft, drive sprocket with
It is connected by chain between driven sprocket；Power takeoff shell is internally provided with cooling tube, and the import of cooling tube is connected by water pipe
The outlet of water tank, the water pipe are equipped with water pump, and the outlet of cooling tube connects the import of water tank by water pipe；Water tank connection cooling system
System, the cooling system include be set to water tank in heat exchange coil, the import of the outlet connect compressor of heat exchange coil, compressor
The import of outlet connection condenser, the outlet of condenser connect the import of heat exchange coil by expansion valve.
Further scheme as the utility model：The power takeoff shell is multilayered structure, by inner panel, middle plate and outer
Panel is combined, the materials of outer panels be carbon steel, middle plate material be magnesium alloy, the material of inner panel is copper, and middle plate leans on
The side of nearly outer panels is equipped with several equally distributed little grooves, filling carbon fiber in little groove.
Further scheme as the utility model：The axle center of first pump shaft, the second pump shaft and third pump shaft is located at
Same plane.
Further scheme as the utility model：The power takeoff enclosure interior fills lubricating oil, connects grease-box.
Further scheme as the utility model：The inlet and outlet of the cooling tube hold and are all connected with power takeoff housing bottom
Joint mechanism, joint mechanism includes the welding point for being welded on cooling tube end, and welding point passes through power takeoff shell, passes through
Nut is fixed on power takeoff shell, and welding point bottom connects water pipe by connector long nut.
Further scheme as the utility model：The cooling tube is whole in the shape of a spiral.
Compared with prior art, the utility model has the beneficial effects that：The high multi output end engine liquid of the heat dissipation performance
Press pump power takeoff designs three pump shafts being connected with power taking axis, enriches the mounting means of power takeoff and hydraulic pump, increases liquid
The installation number of press pump；In addition the utility model design heat-dissipating pipe and cooling system cool down coordinating to power takeoff inside leads
The good auxiliary-drive casing body of thermal effect can effectively reduce the bulk temperature inside power takeoff, be worth promoting.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the sectional view of the utility model；
Fig. 3 is the schematic diagram of a layer structure of the power takeoff shell of the utility model；
Fig. 4 is the structural schematic diagram of the cooling tube of the utility model；
Fig. 5 is the structural schematic diagram of the cooling system of the utility model.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
Please refer to Fig.1-5, in the utility model embodiment, a kind of multi output end engine hydraulic pumping that heat dissipation performance is high
Power device, including power takeoff shell 1, the power takeoff shell 1 is interior to be equipped with power taking axis 2, the first pump shaft 3, the second pump shaft 4 and third pump
Axis 5, power taking axis 2 are set to the middle part of power takeoff shell 1, and the both sides up and down of power taking axis 2 are respectively equipped with the first pump shaft 3 and second pump
The upside of axis 4, the first pump shaft 3 is equipped with third pump shaft 5, and the first pump shaft 3 and the second pump shaft 4 are engaged by gear with power taking axis 2,
The left and right ends of third pump shaft 5 each extend to outside power takeoff shell 1, the right end installation driven sprocket 6 of third pump shaft 5, and first
The rear end of pump shaft 3 extends to outside power takeoff shell 1, the drive sprocket of the rear portion installation and the cooperation of driven sprocket 6 of the first pump shaft 3
7, it is connected by chain between drive sprocket 7 and driven sprocket 6；
Power takeoff shell 1 is internally provided with cooling tube 8, and the import of cooling tube 8 connects the outlet of water tank 9 by water pipe, should
Water pipe is equipped with water pump, and the outlet of cooling tube 8 connects the import of water tank 9 by water pipe；Water tank 9 connects cooling system, the cooling
System includes the heat exchange coil being set in water tank 9, and the import of the outlet connect compressor 10 of heat exchange coil, compressor 10 goes out
The import of mouth connection condenser 11, the outlet of condenser 11 connect the import of heat exchange coil by expansion valve 12.
Power takeoff shell 1 is multilayered structure, is combined by inner panel 21, middle plate 22 and outer panels 23, outer panels 23
Material be carbon steel, middle plate 22 material be magnesium alloy, the material of inner panel 21 is copper, middle plate 22 close to outer panels 23 one
Side is equipped with several equally distributed little grooves, filling carbon fiber in little groove.Power takeoff shell 1 uses three-decker, outer layer knot
Structure ensures that mechanical strength, media layer damage coordinate carbon fiber to form soundproof effect, and endothecium structure improves heat-conducting effect, and cooperation is internal to be led
Deep fat greatly improves heat dissipation effect.
Above-mentioned, the axle center of the first pump shaft 3, the second pump shaft 4 and third pump shaft 5 is generally aligned in the same plane.Stress is allowed in this way
It is more unified, and chain is made not interfere with the normal operation of the hydraulic pump that the first pump shaft 3 is connected.
Above-mentioned, lubricating oil is filled in 1 inside of power takeoff shell, connects grease-box.
Above-mentioned, the inlet and outlet end of cooling tube 8 is all connected with the joint mechanism of 1 bottom of power takeoff shell, and joint mechanism includes
It is welded on the welding point of 8 end of cooling tube, welding point passes through power takeoff shell 1, power takeoff shell is fixed on by nut
On 1, welding point bottom connects water pipe by connector long nut.
Above-mentioned, cooling tube 8 is whole in the shape of a spiral.Improve the contact area with lubricating oil.
The design feature and its operation principle of the utility model：The utility model designs three pumps being connected with power taking axis 2
Axis, two of which pump shaft outputs power to the other side opposite with power takeoff input terminal by gear passing power, another
A pump shaft is driven by chain sprocket, is output power to side identical with power takeoff input terminal, is enriched power takeoff
With the mounting means of hydraulic pump, the installation number of hydraulic pump is increased.
Due to increasing output end, it can cause power takeoff internal temperature than the temperature of single output shaft power takeoff
It is high, it is therefore desirable to which that preferably heat dissipation, the utility model design cooling tube in power takeoff shell 1, and water pump takes out the water in water tank 9
Enter in cooling tube 8, again by water pipe reflow tank 9 after the heat in absorption power takeoff shell 1；Heat exchange coil in water tank 9 is to water
Water in case 9 cools down, and compressor 10 using condenser 11 and expansion valve 12 enters heat exchange plate after being compressed to refrigerant
Pipe, is recycled with this, to cooling down inside power takeoff shell 1.
In addition the shell of the utility model is combined using multilayered structure by inner panel 21, middle plate 22 and outer panels 23,
Have good heat dissipation effect and soundproof effect, substantially reduces temperature and noise when propulsion box work.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this practicality is new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing in the equivalent requirements of the claims will be fallen
All changes in justice and range are embraced therein.Any reference numeral in claim should not be considered as limitation
Involved claim.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (6)
1. a kind of multi output end engine hydraulic pump power takeoff that heat dissipation performance is high, including power takeoff shell, which is characterized in that institute
It states and is equipped with power taking axis, the first pump shaft, the second pump shaft and third pump shaft in auxiliary-drive casing body, power taking is located in power takeoff shell
Portion, the both sides up and down of power taking axis are respectively equipped with the first pump shaft and the second pump shaft, and the upside of the first pump shaft is equipped with third pump shaft, and first
Pump shaft and the second pump shaft are engaged by gear with power taking axis, and it is external that the left and right ends of third pump shaft each extend to auxiliary-drive casing
Portion, the right end of third pump shaft install driven sprocket, and the rear end of the first pump shaft extends to power takeoff hull outside, after the first pump shaft
The drive sprocket with driven sprocket cooperation is installed in portion, is connected by chain between drive sprocket and driven sprocket；Power takeoff shell
Be internally provided with cooling tube, the import of cooling tube connects the outlet of water tank by water pipe, which is equipped with water pump, cooling tube
Outlet connects the import of water tank by water pipe；Water tank connects cooling system, which includes the heat exchange plate being set in water tank
Pipe, the import of the outlet connect compressor of heat exchange coil, the import of the outlet connection condenser of compressor, the outlet of condenser are logical
Cross the import of expansion valve connection heat exchange coil.
2. a kind of high multi output end engine hydraulic pump power takeoff of heat dissipation performance according to claim 1, feature exist
Be multilayered structure in, the power takeoff shell, be combined by inner panel, middle plate and outer panels, the materials of outer panels be carbon steel,
The material of middle plate is magnesium alloy, and the material of inner panel is copper, and middle plate is equipped with several equally distributed close to the side of outer panels
Little groove, filling carbon fiber in little groove.
3. a kind of high multi output end engine hydraulic pump power takeoff of heat dissipation performance according to claim 1, feature exist
In the axle center of first pump shaft, the second pump shaft and third pump shaft is generally aligned in the same plane.
4. a kind of high multi output end engine hydraulic pump power takeoff of heat dissipation performance according to claim 1, feature exist
In the power takeoff enclosure interior fills lubricating oil, connects grease-box.
5. a kind of high multi output end engine hydraulic pump power takeoff of heat dissipation performance according to claim 1, feature exist
In the inlet and outlet end of the cooling tube is all connected with the joint mechanism of power takeoff housing bottom, and joint mechanism is cold including being welded on
But the welding point of tube end, welding point pass through power takeoff shell, are fixed on power takeoff shell by nut, welding point
Bottom connects water pipe by connector long nut.
6. a kind of high multi output end engine hydraulic pump power takeoff of heat dissipation performance according to claim 1, feature exist
In the cooling tube is whole in the shape of a spiral.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721556984.7U CN207772893U (en) | 2017-11-15 | 2017-11-15 | A kind of multi output end engine hydraulic pump power takeoff that heat dissipation performance is high |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721556984.7U CN207772893U (en) | 2017-11-15 | 2017-11-15 | A kind of multi output end engine hydraulic pump power takeoff that heat dissipation performance is high |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207772893U true CN207772893U (en) | 2018-08-28 |
Family
ID=63233703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721556984.7U Expired - Fee Related CN207772893U (en) | 2017-11-15 | 2017-11-15 | A kind of multi output end engine hydraulic pump power takeoff that heat dissipation performance is high |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207772893U (en) |
-
2017
- 2017-11-15 CN CN201721556984.7U patent/CN207772893U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20180828 Termination date: 20201115 |
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| CF01 | Termination of patent right due to non-payment of annual fee |