CN203427619U - Oil pump device for crane truck - Google Patents
Oil pump device for crane truck Download PDFInfo
- Publication number
- CN203427619U CN203427619U CN201320506839.3U CN201320506839U CN203427619U CN 203427619 U CN203427619 U CN 203427619U CN 201320506839 U CN201320506839 U CN 201320506839U CN 203427619 U CN203427619 U CN 203427619U
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- CN
- China
- Prior art keywords
- oil pump
- riser
- pump device
- side plate
- bracket
- 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.)
- Withdrawn - After Issue
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Abstract
The utility model relates to an oil pump device for a crane truck. The oil pump device comprises an oil pump, the power input end of the oil pump is connected with a transmission shaft through a first connecting disc, the other end of the transmission shaft is connected with a power takeoff device through a second connecting disc, the oil pump is arranged on an oil pump support, the oil pump support is arranged on a frame through an auxiliary support, the oil pump support is an L-shaped bending plate, a shaft hole is formed in one side plate of the oil pump support, the power output end of the oil pump penetrates through the shaft hole and is connected with the first connecting disc, the other side plate of the oil pump support is used for being fixedly connected with the auxiliary support, and the two side plates of the oil pump support are both perpendicular to the ground. The auxiliary support comprises a box type structure fixedly arranged on the frame, a connecting plate is fixedly arranged at the top of the box type structure, and the connecting plate is fixedly connected with the side plates of the oil pump support. According to the oil pump device, the hanging arm length of the oil pump support is shortened, the work stability of the oil pump device under the action of alternating load is improved, and the potential safety hazard that the transmission shaft is not balanced is eliminated.
Description
Technical field
The utility model relates to engineering machinery field, relates in particular to a kind of car hosit oil pump device.
Background technology
Oil pump device refers to by oil pump gets power from the power takeoff of driving engine or change speed gear box, and then to the steering hydraulic force aid system of car hosit, independent hydraulically controlled cooling system etc., transmits the device of hydraulic power by oil pump.Oil pump has three kinds from the common mode of power takeoff power taking: propeller shaft couplings, coupling band connect, power takeoff direct connection.
The relationship between quality of oil pump device is to the quality of car hosit, once arranging of oil pump device is unreasonable, just there will be following phenomenon of the failure: the leakage of oil of pump shaft head, pump shaft head rupture, transmission shaft self disengagement, transmission shaft and the spline being connected with pump castellated shaft connect dish and from pump castellated shaft, depart from, connect dish and from power takeoff, come off etc.After a certain parts break down in oil pump device, also likely bring adjacent zeros parts such as the damage of change speed gear box, increased to a certain extent service expenditure and changed part expense.
As shown in Figure 1 and Figure 2, oil pump device 1 ' is arranged on the rear of driving engine 3 ', and departs from the axis of vehicle frame 2 '.Oil pump device 1 ' is fixedly connected with auxiliary stand by oil pump bracket, and auxiliary stand is welded on vehicle frame 2 '.Due to the restriction in the dynamic assembly space allowable that is subject to be formed by driving engine 3 ' and change speed gear box, the mode that oil pump device 1 ' is connected with power takeoff employing transmission shaft on driving engine 3 '.
As shown in Fig. 3 A, Fig. 3 B, Fig. 3 C, oil pump device 1 ' comprises oil pump 11 ', and the power intake of oil pump 11 ' connects dish 12 ' connection for transmission axle 13 ' by first, and the other end of transmission shaft 13 ' connects dish 14 ' by second and connects power takeoff 15 '.Power takeoff 15 ' is arranged on driving engine 3 ', oil pump 11 ' is fixedly installed on oil pump bracket 16 ', one end of oil pump bracket 16 ' is fixedly connected with oil pump 11 ', the other end oliquely downward tilts, be the slightly long-armed shape of bending, its bottom is fixed on auxiliary stand 17 ', auxiliary stand 17 ' is fixedly installed on vehicle frame 2 ', the oblique below that is a little positioned at oil pump 11 ' that is connected and fixed of oil pump bracket 16 ' and auxiliary stand 17 ', the cantilever of oil pump bracket 16 ' is long too high, oil pump device 1 ' transmits at driving engine 3 ' the reverse load of coming, under the effect of the impact loads such as oil pump 11 ' self, be easy to unstability, can cause that overbalance appears in transmission shaft 13 ' simultaneously, produce centnifugal force, bolt connects fastening point and occurs loosening phenomenon, bring the leakage of oil of pump shaft head, pump shaft head is short, transmission shaft such as throws off voluntarily at the phenomenon of the failure.
Utility model content
The purpose of this utility model is to propose a kind of car hosit oil pump device, and its load-carrying capacity is strong, stability is high.
For achieving the above object, the utility model provides a kind of car hosit oil pump device, comprise oil pump, the power intake of described oil pump connects dish connection for transmission axle by first, the other end of described transmission shaft connects dish by second and connects power takeoff, described oil pump is arranged on oil pump bracket, described oil pump bracket is arranged on vehicle frame by auxiliary stand, it is characterized in that: described oil pump bracket is one " L " shape bent plate, on one of them side plate of described oil pump bracket, be provided with axis hole, the clutch end of described oil pump connects dish through described axis hole and described first and is connected, another side plate of described oil pump bracket is for being fixedly connected with described auxiliary stand, two described side plates of described oil pump bracket are all perpendicular to the ground, described auxiliary stand comprises the box-structure being fixedly installed on described vehicle frame, and described box-structure top is fixedly installed connecting panel, and described connecting panel is fixedly connected with the side plate of described oil pump bracket.Technique scheme has been improved the oil pump bracket of oil pump device and the planform of auxiliary stand in prior art, the in the situation that of the anxiety of space, has solved the long problem of oil pump device cantilever, has improved load-carrying capacity and the stability of oil pump device.
Further, the described box-structure of described auxiliary stand comprises symmetrically arranged the first riser and the second riser, is fixedly installed the 3rd riser and the 4th riser between described the first riser and described the second riser, forms box-structure.In technique scheme, the box-structure that the first riser, the second riser, the 3rd riser and the 4th riser form has higher cross sectional moment of inertia and carrying stabilizing power, has improved the right alignment of power takeoff and oil pump, has eliminated the unbalanced potential safety hazard of transmission shaft.
Further, described the first riser and described the second riser include upper plate and the lower plate being wholely set, and described upper plate is trapezium structure wide at the top and narrow at the bottom, and described lower plate is square plate, and its width is less than the minimum width of described upper plate; Between described upper plate and described lower plate, be provided with one " U " shape draw-in groove, described auxiliary stand is fastened on described vehicle frame by described " U " shape draw-in groove, and with described Frame Welding.Technique scheme has been improved the connection mode of auxiliary stand and vehicle frame, can from oil pump device, be delivered to the load vehicle frame gently, improves the carrying stabilizing power of auxiliary stand; And the first riser and the second riser are from the weld with vehicle frame, to the junction with connection bracket, extend, and width broadens gradually, therefore, top and the connection bracket that can guarantee the box-structure that the first riser, the second riser, the 3rd riser and the 4th riser form have larger area of contact, more firm with being connected of connection bracket, simultaneously the in the situation that of the anxiety of space, also make connection bracket approach as far as possible oil pump bracket, shorten the jib-length of oil pump bracket, improved intensity, rigidity and the stability of car hosit with oil pump device.
Further, on the described upper plate of described the first riser and the described upper plate of described the second riser, be provided with a manhole.
Further, the described connecting panel of described auxiliary stand is " L " shape bent plate, and one of them side plate of described connecting panel is fixedly installed on the top of described box-structure, and another side plate of described connecting panel is fixedly connected with the side plate of described oil pump bracket.
Further, the midway location of the bending place of described connecting panel is provided with a gusset.Technique scheme has improved the strength and stability of auxiliary stand.
Further, a side of the bending place of described connecting panel is provided with another gusset.Technique scheme has improved the strength and stability of auxiliary stand.
Further, the side plate of described connecting panel and the side plate of described oil pump bracket are bolted to connection.
Further, the bending place of described oil pump bracket is provided with gusset.Technique scheme has improved the strength and stability of oil pump bracket.
Further, the bending place of described oil pump bracket is, the bending place of described connecting panel all adopts arc transition to connect.
Based on technique scheme, the utility model is from intensity, rigidity, stability, the oil pump bracket of oil pump device and the planform of auxiliary stand in prior art have been improved, improved the connection mode of auxiliary stand and vehicle frame, shortened the jib-length of oil pump bracket, improved the working stability of oil pump device under reverse load effect, eliminated the unbalanced potential safety hazard of transmission shaft, improve the right alignment of power takeoff and oil pump, solved the problem that in prior art, power taking position is too high, oil pump device cantilever is long.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide further understanding of the present utility model, forms the application's a part, and schematic description and description of the present utility model is used for explaining the utility model, does not form improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is a kind of arrangement form schematic diagram of oil pump device on automobile crane locomotive frame in prior art;
Fig. 2 is the local enlarged diagram that oil pump device shown in Fig. 1 is arranged on automobile crane locomotive frame;
Fig. 3 A is that the master of the oil pump device shown in Fig. 2 looks schematic diagram;
Fig. 3 B is that schematic diagram is looked on a left side for the oil pump device shown in Fig. 2;
Fig. 3 C is the schematic top plan view of the oil pump device shown in Fig. 2;
The car hosit that Fig. 4 provides for the utility model one embodiment schematic diagram of the arrangement form of oil pump device on vehicle frame;
Fig. 5 A is that the car hosit shown in Fig. 4 is looked schematic diagram with the master of oil pump device;
Fig. 5 B is that the car hosit shown in Fig. 4 is looked schematic diagram with a left side for oil pump device;
Fig. 5 C is the schematic top plan view of oil pump device for the car hosit shown in Fig. 4;
One example structure schematic diagram of the oil pump bracket that Fig. 6 provides for the utility model;
One example structure schematic diagram of the auxiliary stand that Fig. 7 provides for the utility model;
Fig. 8 A is that the auxiliary stand shown in Fig. 7 is welded on one of them the angle schematic diagram on vehicle frame;
Fig. 8 B is that the auxiliary stand shown in Fig. 7 is welded on another angle schematic diagram on vehicle frame.
The specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in embodiment is clearly and completely described.Obviously, described embodiment is only a part of embodiment of the present utility model, rather than whole embodiment.Based on embodiment of the present utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figure 4, the car hosit that the utility model provides is arranged on vehicle frame 2 with oil pump device 1, and provides power by the driving engine 3 being arranged on vehicle frame 2.
As shown in Fig. 5 A, 5B, 5C, the car hosit that the utility model provides comprises oil pump 11 with oil pump device 1, and the power intake of oil pump 11 connects dish 12 connection for transmission axles 13 by first, and the other end of transmission shaft 13 connects dish 14 by second and connects power takeoff 15.Wherein, power takeoff 15 is arranged on driving engine 3, and oil pump 11 is fixedly installed on oil pump bracket 16, and oil pump bracket 16 is fixedly installed on vehicle frame 2 by auxiliary stand 17.
In above-described embodiment, between oil pump bracket 16 and auxiliary stand 17, between oil pump 11 and oil pump bracket 16, first connect between dish 12 and transmission shaft 13, transmission shaft 13 and second connect and coil 14 between, second connect coil 14 and power takeoff 15 between be all bolted; First connects between dish 12 and the power intake of oil pump 11 and passes through spline joint.
As shown in Figure 6, the oil pump bracket 16 that the utility model provides is one " L " shape bent plate, it comprises the first oil pump bracket side plate 161 and the second oil pump bracket side plate 162 being wholely set, between the first oil pump bracket side plate 161 and the second oil pump bracket side plate 162, adopt arc transition to be connected, the arc transition junction of the first oil pump bracket side plate 161 and the second oil pump bracket side plate 162 is provided with oil pump bracket gusset 163.The first oil pump bracket side plate 161 and the second oil pump bracket side plate 162 arrange under state all perpendicular to the ground.On the first oil pump bracket side plate 161, be provided with an axis hole 164, the power intake of oil pump 11 can connect dish 12 through axis hole 164 and first and be connected.On the second oil pump bracket side plate 162, be provided with some bolts hole 165.By bolt hole 165, the bolt being connected with auxiliary stand 17 can be set.
In above-described embodiment, the first oil pump bracket side plate 161 and the second oil pump bracket side plate 162 of oil pump bracket 16 are all perpendicular to the ground, oil pump bracket 16 is for carrying oil pump 11, axis hole 164 to the second oil pump bracket side plates 162 and the distance between the connection location of auxiliary stand 17 that on the first oil pump bracket side plate 161, arrange can be short as far as possible, as long as can hold lower oil pump 11, therefore, with respect to prior art, shorten the cantilever of oil pump bracket 16, improved intensity, rigidity and the stability of car hosit with oil pump device 1.
As shown in Figure 7, the auxiliary stand 17 that the utility model provides comprises symmetrically arranged the first riser 171 and the second riser 172, the 3rd riser 173 and the 4th riser 174 are set between the first riser 171 and the second riser 172, the box-structure that the first riser 171, the second riser 172, the 3rd riser 173 and the 4th riser 174 form a whole, the top of this box-structure is fixedly installed (for example can adopt welding) a connection bracket 175, and connection bracket 175 is bolted oil pump bracket 16.
As shown in Figure 7, the structure of the first riser 171 and the second riser 172 is basic identical, Parallel Symmetric setting, include the upper plate and the lower plate that are wholely set, upper plate is trapezium structure wide at the top and narrow at the bottom, is provided with a manhole on upper plate, is convenient to other parts and passes and go from manhole.Lower plate is square plate, and its width is less than the minimum width of upper plate.Between upper plate and lower plate, be provided with one " U " shape draw-in groove 176.
In above-described embodiment, " U " shape draw-in groove 176 on the first riser 171 and the second riser 172 is for being fastened on vehicle frame 2, and weld with vehicle frame 2, the upper plate of the first riser 171 and the second riser 172 is trapezium structure wide at the top and narrow at the bottom, the first riser 171 and the second riser 172 are from the weld with vehicle frame 2, to the junction with connection bracket 175, extend, and width broadens gradually, therefore, can guarantee the first riser 171, the second riser 172, top and the connection bracket 175 of the box-structure that the 3rd riser 173 and the 4th riser 174 form have larger area of contact, more firm with being connected of connection bracket 175, simultaneously the in the situation that of the anxiety of space, also make connection bracket 175 approach as far as possible oil pump bracket 16, shortened the jib-length of oil pump bracket 16, improved the intensity of car hosit with oil pump device 1, rigidity and stability.
As shown in Figure 7, connection bracket 175 is one " L " shape bent plate, it comprises the first connection bracket side plate 177 and the second connection bracket side plate 178 being wholely set, between the first connection bracket side plate 177 and the second connection bracket side plate 178, adopt arc transition to be connected, one side of this arc transition junction is welded with the first gusset 179, the first gussets 179 and is connected with the second connection bracket side plate 178 with the first connection bracket side plate 177; The midway location of the arc transition junction of the first connection bracket side plate 177 and the second connection bracket side plate 178 is welded with the second gusset 180, the second gussets 180 and is connected with the second connection bracket side plate 178 with the first connection bracket side plate 177.The first gusset 179 and the second gusset 180 are triangle.The first connection bracket side plate 177 is arranged on the top of the box-structure of the first riser 171, the second riser 172, the 3rd riser 173 and the 4th riser 174 compositions, on the second connection bracket side plate 178, be provided with some bolts hole 181, by bolt hole 181, the bolt being connected with the second oil pump bracket side plate 162 of oil pump bracket 16 can be set.
In above-described embodiment, the 3rd riser 173 and the 4th riser 174 are set between the first riser 171 and the second riser 172, the 3rd riser 173 and the 4th riser 174 gently transition transmission shaft 13 and oil pump 11 are delivered to the load of auxiliary stand 17, improve the rigidity of auxiliary stand 17.
In above-described embodiment, the box-structure that the first riser 171, the second riser 172, the 3rd riser 173 and the 4th riser 174 form a whole, the size of box-structure is large, compare with the auxiliary stand of the prior art 17 ' shown in Fig. 2, there is larger moment of inertia of cross-section and bearing stability, improve the right alignment of power takeoff 15 with oil pump 11, eliminated the unbalanced potential safety hazard of transmission, reduced the appearance that stress is concentrated situation.
In above-described embodiment, the first gusset 179 and the second gusset 180 are all arranged on the arc transition junction of connection bracket 175, and setting position is different, has not only improved the strength and stiffness of auxiliary stand 17, and has been convenient to remove and install bolt.
As shown in Fig. 8 A, 8B, auxiliary stand 17 is fastened on vehicle frame 2 by the upper plate of the first riser 171 and the second riser 172 and " U " shape draw-in groove 176 between lower plate, and welds with vehicle frame 2.Auxiliary stand 17 adopts welding manner with the lap-joint of vehicle frame 2, can from oil pump device 1, be delivered to the load vehicle frame 2 gently, improves the carrying stabilizing power of auxiliary stand 17.
As shown in Fig. 4-Fig. 8, car hosit of the present utility model with the set-up mode of oil pump device 1 is: auxiliary stand 17 is fastened on vehicle frame 2 by the upper plate of the first riser 171 and the second riser 172 and " U " shape draw-in groove 176 between lower plate, and welds with vehicle frame 2.The connection bracket 175 of auxiliary stand 17 is arranged on the top of the box-structure of the first riser 171, the second riser 172, the 3rd riser 173 and the 4th riser 174 compositions, and the first connection bracket side plate 177 is connected with box-structure; The second connection bracket side plate 178 aligns with the second oil pump bracket side plate 162 of oil pump bracket 16, and be connected with the second oil pump bracket side plate 162 by some bolts, the clutch end of oil pump 11 connects dish 12 through the axis hole 164 and first on the first oil pump bracket side plate 161 and is connected, and by first, connect and coil 12 connection for transmission axles 13, the other end of transmission shaft 13 connects dish 14 by second and connects power takeoffs 15.
In above-described embodiment, the bending angle of oil pump bracket 16 and auxiliary stand 17 can be in 90 degree left and right.
The car hosit that the utility model provides has improved the oil pump bracket of oil pump device and the planform of auxiliary stand prior art with oil pump device 1 from intensity, rigidity, three aspects of stability, has improved the carrying stabilizing power of oil pump device.
Finally should be noted that: above embodiment is only in order to illustrate that the technical solution of the utility model is not intended to limit; Although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the field are to be understood that: still can modify or part technical characterictic is equal to replacement the specific embodiment of the present utility model; And not departing from the spirit of technical solutions of the utility model, it all should be encompassed in the middle of the technical scheme scope that the utility model asks for protection.
Claims (10)
1. a car hosit oil pump device, comprise oil pump, the power intake of described oil pump connects dish connection for transmission axle by first, the other end of described transmission shaft connects dish by second and connects power takeoff, described oil pump is arranged on oil pump bracket, described oil pump bracket is arranged on vehicle frame by auxiliary stand, it is characterized in that: described oil pump bracket is one " L " shape bent plate, on one of them side plate of described oil pump bracket, be provided with axis hole, the clutch end of described oil pump connects dish through described axis hole and described first and is connected, another side plate of described oil pump bracket is for being fixedly connected with described auxiliary stand, two described side plates of described oil pump bracket are all perpendicular to the ground, described auxiliary stand comprises the box-structure being fixedly installed on described vehicle frame, and described box-structure top is fixedly installed connecting panel, and described connecting panel is fixedly connected with the side plate of described oil pump bracket.
2. car hosit oil pump device as claimed in claim 1, it is characterized in that: the described box-structure of described auxiliary stand comprises symmetrically arranged the first riser and the second riser, between described the first riser and described the second riser, be fixedly installed the 3rd riser and the 4th riser, form box-structure.
3. car hosit oil pump device as claimed in claim 2, is characterized in that: described the first riser and described the second riser include upper plate and the lower plate being wholely set, and described upper plate is trapezium structure wide at the top and narrow at the bottom, and described lower plate is square plate; Between described upper plate and described lower plate, be provided with one " U " shape draw-in groove, described auxiliary stand is fastened on described vehicle frame by described " U " shape draw-in groove, and with described Frame Welding.
4. car hosit oil pump device as claimed in claim 3, is characterized in that: on the described upper plate of described the first riser and the described upper plate of described the second riser, be provided with a manhole.
5. car hosit oil pump device as claimed in claim 1, it is characterized in that: the described connecting panel of described auxiliary stand is " L " shape bent plate, one of them side plate of described connecting panel is fixedly installed on the top of described box-structure, and another side plate of described connecting panel is fixedly connected with the side plate of described oil pump bracket.
6. car hosit oil pump device as claimed in claim 5, is characterized in that: the midway location of the bending place of described connecting panel is provided with a gusset.
7. car hosit oil pump device as claimed in claim 5, is characterized in that: a side of the bending place of described connecting panel is provided with another gusset.
8. car hosit oil pump device as claimed in claim 5, is characterized in that: the side plate of described connecting panel and the side plate of described oil pump bracket are bolted to connection.
9. car hosit oil pump device as claimed in claim 1, is characterized in that: the bending place of described oil pump bracket is provided with gusset.
10. the car hosit oil pump device as described in claim 5-9 any one, is characterized in that: the bending place of described oil pump bracket, the bending place of described connecting panel all adopt arc transition to connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320506839.3U CN203427619U (en) | 2013-08-19 | 2013-08-19 | Oil pump device for crane truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320506839.3U CN203427619U (en) | 2013-08-19 | 2013-08-19 | Oil pump device for crane truck |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203427619U true CN203427619U (en) | 2014-02-12 |
Family
ID=50056676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320506839.3U Withdrawn - After Issue CN203427619U (en) | 2013-08-19 | 2013-08-19 | Oil pump device for crane truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203427619U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103395367A (en) * | 2013-08-19 | 2013-11-20 | 徐州重型机械有限公司 | Oil pump device for automobile crane |
-
2013
- 2013-08-19 CN CN201320506839.3U patent/CN203427619U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103395367A (en) * | 2013-08-19 | 2013-11-20 | 徐州重型机械有限公司 | Oil pump device for automobile crane |
| CN103395367B (en) * | 2013-08-19 | 2015-11-25 | 徐州重型机械有限公司 | A kind of oil pump device for automobile crane |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140212 Effective date of abandoning: 20151125 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20140212 Effective date of abandoning: 20151125 |
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| C25 | Abandonment of patent right or utility model to avoid double patenting |