CN202970876U - Installation structure of hydraulic motor of crane radiator - Google Patents
Installation structure of hydraulic motor of crane radiator Download PDFInfo
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- CN202970876U CN202970876U CN 201220676157 CN201220676157U CN202970876U CN 202970876 U CN202970876 U CN 202970876U CN 201220676157 CN201220676157 CN 201220676157 CN 201220676157 U CN201220676157 U CN 201220676157U CN 202970876 U CN202970876 U CN 202970876U
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- ball bearing
- deep groove
- groove ball
- hydraulic motor
- radiator
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Abstract
The utility model relates to an installation structure of a hydraulic motor of a crane radiator. The installation structure of the hydraulic motor of the crane radiator comprises a motor installation support and a fan installation shaft sleeve, and further comprises a deep groove ball bearing which is arranged on the fan installation shaft sleeve in a sleeved mode, wherein the a deep groove ball bearing sleeve is sleeved outside the deep groove ball bearing, and the deep groove ball bearing sleeve is fixedly arranged on one side face of the motor installation support. Due to the fact that the deep groove ball bearing which is added can effectively balance received radial load nearby a contact position between a shell body hole of a hydraulic motor and a transmission shaft of the hydraulic motor, the installation structure of the hydraulic motor of the crane radiator ensures normal operation and heat dissipation level of a cooling fan, ensures normal operation of an engine and the whole machine performance, and improves working reliability and stability of the whole machine. The installation structure of the hydraulic motor of the crane radiator is good in generality, and can be applicable to installation of independent hydraulic motors of crane radiators of various types.
Description
Technical field
The utility model relates to hoist radiator supplementary equipment field, relates in particular to a kind of hoist radiator oil hydraulic motor mounting structure.
Background technique
Radiator is one of vitals of hoist power transmission system, and the quality of its working condition directly has influence on motor and machine product performance and the market competitiveness, and the normal operation of hydraulic drive motor is the motivational guarantee of heat radiation.When the hoist tonnage was larger, engine power also increased, and heat radiation power also increases thereupon.Hoist often is operated in continuous high temperature, the abominable occasion of environmental working condition, certainly will have higher requirement to the engine in situ radiation system.Adopt independent hydraulically controlled motor to drive radiation fan in certain novel large-tonnage crane chassis engine cooling system, and oil hydraulic motor leakage of oil, damage etc. can cause the fan cisco unity malfunction, cause engine water temperature too high.Therefore, guarantee that the heat radiation level becomes a key issue in rubber tyre gantry crane design.
Shown in Fig. 1 is the vertical situation of arranging of radiator.As can be seen from Figure 1, two hoist radiator oil hydraulic motor mounting structures 1 ' vertically are arranged on radiator 3, and each mounting structure 1 ' is equipped with an oil hydraulic motor 2 and a cooling fan 4, respectively are covered with a protective net 5 outside cooling fan 4.
Shown in Fig. 2 is the structural representation of hoist radiator oil hydraulic motor mounting structure 1 ' in prior art, and shown in Fig. 3 is the partial sectional view of Fig. 2.As shown in Figure 2 and Figure 3, hoist radiator oil hydraulic motor mounting structure 1 ' comprises the support 1 '-1 of H shape, four supporting leg 1 '-2 of support 1 '-1 are all crooked to the direction that cooling fan 4 is installed, the bottom of each supporting leg 1 '-2 is fixedly connected with fitting seat 1 '-3, utilizes threaded connector just fitting seat 1 '-3 can be fixedly mounted on radiator 3.The side at the supporting leg 1 ' of support 1 '-1-2 place is provided with fan axle sleeve 5 is installed, and is used for installing cooling fan 4.Oil hydraulic motor 2 meets upper two the bolt hole 2-2 of dish 2-1 by its flange and is fixed on the another side of support 1 '-1 with bolt 6.The installation axle sleeve of cooling fan 4 is directly installed on the transmission shaft of oil hydraulic motor 2, after locating with spline, then uses bolton at the end part of driving shaft of oil hydraulic motor 2.
Can find out from Fig. 2, Fig. 3, gravitational load is the suffered radial load of transmission shaft of oil hydraulic motor 2 along the radial direction of the transmission shaft of oil hydraulic motor 2.Stress easily occurs and concentrates in this radial load near the housing bore of oil hydraulic motor 2 and its transmission shaft contact position, therefore the suffered impact in this position is larger, so that the radial load of this position can't balance, thereby the infringement to oil hydraulic motor 2 is very large, in working procedure, the transmission shaft rotation brings in addition vibration and impact, when stress surpasses its ultimate strength or fatigue limit, the as easy as rolling off a log distortion that is damaged of oil hydraulic motor 2.In case it is excessive to damage distortion, oil leakage phenomenon can occur.Arrange vertically that for take radiator because installing space is limited the situation of (as shown in Figure 1) is more serious, this will directly affect normal operation and the heat radiation level of fan 4, cause motor and overall performance to can not get normal performance, affect functional reliability and the stability of complete machine.
The model utility content
The purpose of this utility model is to propose a kind of hoist radiator oil hydraulic motor mounting structure, near the larger problem of radial load that the housing bore that has solved oil hydraulic motor in the prior art and its transmission shaft contact position are.
For achieving the above object, the utility model provides following technological scheme: a kind of hoist radiator oil hydraulic motor mounting structure, comprise: motor mounting bracket and fan are installed axle sleeve, wherein, also comprise and be set in the deep groove ball bearing that described fan is installed axle sleeve, described deep groove ball bearing is arranged with the deep groove ball bearing cover outward, and this deep groove ball bearing cover is installed in a side of described motor mounting bracket.
Further, form interference fit between described deep groove ball bearing and described deep groove ball bearing cover.
Further, the outer side wall that described fan is installed axle sleeve is provided with the shaft shoulder, and the internal surface of the described shaft shoulder and described deep groove ball bearing connect, and the madial wall of outer side wall and described deep groove ball bearing cover connects.
Further, also comprise the some stiffening plates that connect described deep groove ball bearing cover and described motor mounting bracket, each described stiffening plate is along the circumferential interval setting of the outer side wall of described deep groove ball bearing cover.
Further, the number of described stiffening plate is two.
Further, also comprise being set in the seal ring that described fan is installed the outer side wall of axle sleeve, be tightly connected between the madial wall of the outer side wall of described seal ring and described deep groove ball bearing cover.
Further, the week of described deep groove ball bearing cover is provided with some U-shaped grooves along spaced apart.
Further, described motor mounting bracket is H shape, and four supporting legs are all crooked to the direction that cooling fan is installed, and the bottom of each described supporting leg is fixedly connected with a fitting seat, and described motor mounting bracket is fixedly mounted on radiator by described fitting seat.
Further, the another side of described motor mounting bracket is equipped with oil hydraulic motor.
Based on the arbitrary technological scheme in technique scheme, the utility model embodiment can produce following technique effect at least:
because the utility model has been established deep groove ball bearing at fan installation axle sleeve overcoat, because having, deep groove ball bearing itself mainly bears radial load, also can bear simultaneously the service behaviour of less thrust load, therefore, in the oil hydraulic motor working procedure, near the housing bore of oil hydraulic motor and its transmission shaft contact position, suffered radial load can be balanced by deep groove ball bearing, therefore, no matter be that radiator is arranged with landscape mode, or arrange in vertical mode, the deep groove ball bearing of setting up in the utility model can both be effectively balances near the radial load suffered housing bore of oil hydraulic motor and its transmission shaft contact position, thereby near the stress value the housing bore of oil hydraulic motor and its transmission shaft contact position also obviously descends, thereby prevent that oil hydraulic motor is damaged and the problem such as leakage of oil, guaranteed that cooling fan runs well and the heat radiation level, guaranteed the normal performance of motor and overall performance, the reliability and stability of complete machine work have been improved.In addition, after radial load balanced, vibration and impact that the rotation of the transmission shaft of oil hydraulic motor brings had also obtained alleviation, thereby the strength and stiffness level of hoist radiator oil hydraulic motor mounting structure provided by the utility model is improved.
Compare with existing hoist radiator oil hydraulic motor mounting structure, the utility model has solved the housing bore of oil hydraulic motor in the prior art and near the larger problem of the radial load its transmission shaft contact position.
In addition, at least also there is following advantage in optimal technical scheme of the present utility model:
1, because the utility model is provided with the shaft shoulder, therefore can installs deep groove ball bearing well and locate.
2, because the utility model is provided with the some stiffening plates that connect deep groove ball bearing cover and motor mounting bracket, therefore can further improve the strength and stiffness level of hoist radiator oil hydraulic motor mounting structure.
3, because the utility model is provided with some U-shaped grooves in the week of deep groove ball bearing cover along spaced apart, so can the deep groove ball bearing grease up be can be by U-shaped groove, to guarantee the proper lubrication of deep groove ball bearing, service behaviour and working life improved.
The utility model highly versatile goes for the installation of the independent hydraulically controlled motor of various model hoist radiators.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present utility model, consists of the application's a part, and illustrative examples of the present utility model and explanation thereof are used for explaining the utility model, do not consist of improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the vertical structural representation of arranging of radiator;
Fig. 2 is the structural representation of hoist radiator oil hydraulic motor mounting structure in prior art;
Fig. 3 is the partial sectional view of Fig. 2;
Fig. 4 is an embodiment's of hoist radiator oil hydraulic motor mounting structure provided by the present invention structural representation;
Fig. 5 is the sectional view of Fig. 4;
Mark in figure: 1, hoist radiator oil hydraulic motor mounting structure; 1-1, motor mounting bracket; 1-2, fan are installed axle sleeve; 1-3, fitting seat; 2, oil hydraulic motor; 2-1, flange connect dish; 2-2, bolt hole; 3, radiator; 4, cooling fan; 5, fan is installed axle sleeve; 6, bolt; 7, deep groove ball bearing; 8, deep groove ball bearing cover; 9, the shaft shoulder; 10, seal ring; 11, U-shaped groove; 12, stiffening plate; 1 ', hoist radiator oil hydraulic motor mounting structure; 1 '-1, support; 1 '-2, supporting leg; 1 '-3, fitting seat.
Embodiment
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Fig. 4 and Fig. 5 show an embodiment of hoist radiator oil hydraulic motor mounting structure provided by the invention, and as Fig. 4, shown in Figure 5, hoist radiator oil hydraulic motor mounting structure 1 provided by the utility model comprises motor mounting bracket 1-1.In the present embodiment, support 1-1 is same as the prior art, all to be H shape, four supporting leg 1-2 of support 1-1 are all crooked to the direction that cooling fan 4 is installed, the bottom of each supporting leg 1-2 respectively is fixedly connected with a fitting seat 1-3, utilizes threaded connector just fitting seat 1-3 can be fixedly mounted on radiator 3.The side at the supporting leg 1-2 place of support 1-1 is provided with fan axle sleeve 5 is installed, and is used for installing cooling fan 4.Oil hydraulic motor 2 meets upper two the bolt hole 2-2 of dish 2-1 by its flange and is fixed on the another side of support 1-1 with bolt 6.The installation axle sleeve of cooling fan 4 is directly installed on the transmission shaft of oil hydraulic motor 2, after locating with spline, with the end part of driving shaft of bolton at oil hydraulic motor 2.
Different from hoist radiator oil hydraulic motor mounting structure of the prior art is: fan is installed axle sleeve 1-2 and is arranged with a deep groove ball bearing 7 outward; because having, deep groove ball bearing 7 mainly bears radial load; also can bear simultaneously the service behaviour of less thrust load; therefore; in oil hydraulic motor 2 working procedure; near the housing bore of oil hydraulic motor 2 and its transmission shaft contact position, suffered radial load can be balanced by deep groove ball bearing 7; thereby the problem that the stress that can alleviate this position is concentrated, thereby played the effect of protecting oil hydraulic motor 2.
therefore, no matter be that radiator is arranged with landscape mode, or arrange in vertical mode, the deep groove ball bearing 7 of setting up in the utility model can both be effectively balances near the radial load suffered housing bore of oil hydraulic motor 2 and its transmission shaft contact position, thereby near the stress value the housing bore of oil hydraulic motor 2 and its transmission shaft contact position also obviously descends, the distortion probability has also obtained effective reduction, thereby prevent that oil hydraulic motor 2 is damaged and the problem such as leakage of oil, guaranteed that cooling fan 4 runs well and the heat radiation level, guaranteed the normal performance of motor and overall performance, the reliability and stability of complete machine work have been improved.In addition, after radial load balanced, vibration and impact that the rotation of the transmission shaft of oil hydraulic motor 2 brings had also obtained alleviation, thereby the strength and stiffness level of hoist radiator oil hydraulic motor mounting structure provided by the utility model is improved.
For the ease of installing and fixing deep groove ball bearing 7, deep groove ball bearing 7 is outer is arranged with a deep groove ball bearing cover 8, and deep groove ball bearing cover 8 is connected to the surface of support 1-1.In the present embodiment, above connection all refers to welding, certainly, use other Placement with the technological scheme that substitutes above-mentioned disclosed Placement also within protection domain of the present utility model.
In above-described embodiment, the outer side wall that fan is installed axle sleeve 1-2 is provided with the shaft shoulder 9, and the internal surface of the shaft shoulder 9 and deep groove ball bearing 7 connect, and the madial wall of the outer side wall of the shaft shoulder 9 and deep groove ball bearing cover 8 connects, thereby plays the effect that location deep groove ball bearing 7 is installed.In the present embodiment, the shaft shoulder 9 can that axle sleeve 1-2 is installed be integrally manufactured with fan, also can directly be welded on the outer side wall that fan is installed axle sleeve 1-2.
In the various embodiments described above, the utility model also comprises seal ring 10, and seal ring 10 is set in the outside that fan is installed axle sleeve 8, and the madial wall of the outer side wall of seal ring 10 and deep groove ball bearing cover 8 is tightly connected.
In the various embodiments described above, deep groove ball bearing cover 8 week be provided with some U-shaped groove 11(as shown in Figure 4 along spaced apart), can be deep groove ball bearing 7 grease ups by U-shaped groove 11, to guarantee the proper lubrication of deep groove ball bearing 7.
In the various embodiments described above, the utility model also comprises some stiffening plates 12, and stiffening plate 12 links into an integrated entity deep groove ball bearing cover 8 and support 1-1, and each stiffening plate 10 is along the circumferential interval setting of the outer side wall of deep groove ball bearing cover 8.In the present embodiment, the number of stiffening plate 12 is two, can also be polylith more, as long as guarantee to avoid U-shaped groove 11 and mounting nuts.In the present embodiment, above connection all refers to welding, certainly, use other Placement with the technological scheme that substitutes above-mentioned disclosed Placement also within protection domain of the present utility model.
Should be noted that at last: above embodiment is only in order to illustrate that the technical solution of the utility model is not intended to limit; Although with reference to preferred embodiment, the utility model is had been described in detail, those of ordinary skill in the field are to be understood that: still can modify or the part technical characteristics is equal to replacement embodiment of the present utility model; And not breaking away from the spirit of technical solutions of the utility model, it all should be encompassed in the middle of the technological scheme scope that the utility model asks for protection.
Claims (9)
1. hoist radiator oil hydraulic motor mounting structure comprises: motor mounting bracket and fan are installed axle sleeve, it is characterized in that,
Also comprise being set in the deep groove ball bearing that described fan is installed axle sleeve, described deep groove ball bearing is arranged with the deep groove ball bearing cover outward, and this deep groove ball bearing cover is installed in a side of described motor mounting bracket.
2. structure as claimed in claim 1, is characterized in that,
Form interference fit between described deep groove ball bearing and described deep groove ball bearing cover.
3. structure as claimed in claim 2, is characterized in that,
The outer side wall that described fan is installed axle sleeve is provided with the shaft shoulder, and the internal surface of the described shaft shoulder and described deep groove ball bearing connect, and the madial wall of outer side wall and described deep groove ball bearing cover connects.
4. structure as claimed in claim 3, is characterized in that,
Also comprise the some stiffening plates that connect described deep groove ball bearing cover and described motor mounting bracket, each described stiffening plate is along the circumferential interval setting of the outer side wall of described deep groove ball bearing cover.
5. structure as claimed in claim 4, is characterized in that,
The number of described stiffening plate is two.
6. structure as claimed in claim 4, is characterized in that,
Also comprise being set in the seal ring that described fan is installed the outer side wall of axle sleeve, be tightly connected between the madial wall of the outer side wall of described seal ring and described deep groove ball bearing cover.
7. structure as claimed in claim 6, is characterized in that,
The week of described deep groove ball bearing cover is provided with some U-shaped grooves along spaced apart.
8. structure as claimed in claim 1, is characterized in that,
Described motor mounting bracket is H shape, and four supporting legs are all crooked to the direction that cooling fan is installed, and the bottom of each described supporting leg is fixedly connected with a fitting seat, and described motor mounting bracket is fixedly mounted on radiator by described fitting seat.
9. structure as claimed in claim 1, is characterized in that,
The another side of described motor mounting bracket is equipped with oil hydraulic motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220676157 CN202970876U (en) | 2012-12-10 | 2012-12-10 | Installation structure of hydraulic motor of crane radiator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220676157 CN202970876U (en) | 2012-12-10 | 2012-12-10 | Installation structure of hydraulic motor of crane radiator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202970876U true CN202970876U (en) | 2013-06-05 |
Family
ID=48511962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220676157 Expired - Fee Related CN202970876U (en) | 2012-12-10 | 2012-12-10 | Installation structure of hydraulic motor of crane radiator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202970876U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112879144A (en) * | 2021-03-24 | 2021-06-01 | 北京北方车辆集团有限公司 | Vertical step-type arrangement fan cabin structure |
-
2012
- 2012-12-10 CN CN 201220676157 patent/CN202970876U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112879144A (en) * | 2021-03-24 | 2021-06-01 | 北京北方车辆集团有限公司 | Vertical step-type arrangement fan cabin structure |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130605 Termination date: 20191210 |