CN208917897U - A kind of protective device of bulldozer engine - Google Patents
A kind of protective device of bulldozer engine Download PDFInfo
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- CN208917897U CN208917897U CN201821404189.0U CN201821404189U CN208917897U CN 208917897 U CN208917897 U CN 208917897U CN 201821404189 U CN201821404189 U CN 201821404189U CN 208917897 U CN208917897 U CN 208917897U
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- side shield
- hood
- engine
- preceding hood
- protective device
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Abstract
The application provides a kind of protective device of bulldozer engine, is related to technical field of engineering machinery.It is arranged on mainframe including mainframe, protection hood, engine body and engine accessory power rating, engine body；Protecting hood includes upper cover, preceding hood, side shield and portal frame；The top of engine body is arranged in upper cover, preceding hood is arranged in engine body front and covers the front of engine body, the two sides of engine body are arranged in side shield, the top of preceding hood, side shield and portal frame is fixedly connected with upper cover, preceding hood is fixed on mainframe, and connection component is equipped between preceding hood and side shield.The installation of bolt-type is used between preceding hood and side shield, it on the one hand can be to avoid bull-dozer due to bolt shear fracture caused by shaking, the shock conditions that can also buffer in bull-dozer work are gap-matched between another aspect pin shaft and pin hole, so as to improve the loosening in the shield use process of side.
Description
Technical field
This application involves technical field of engineering machinery more particularly to a kind of protective devices of bulldozer engine.
Background technique
In engineering machinery, engine is the major impetus mechanism of running car, and the design and protection to itself are all
Key in automobile production manufacture.
In order to protect engine and its related accessories from sand and dust in bad working environments and other environment to engine performance
It influences, the bottom backplate for protecting engine pan usually is set in the bottom of enging cabin, is passed through in the side of enging cabin
Chinese herbaceous peony wheel liner mud retaining tile is protected, and the safeguard structure for the composition that is connected by the bottom backplate with mud retaining tile carries out engine
Protection.Existing protective device is often by the way of being threadedly coupled.
In the prior art, utility model patent ZL201520650602.1 provides a kind of automobile engine protective plate, packet
Protective plate ontology is included, the protective plate ontology is fixed at car engine motor spindle and covers the car engine motor spindle,
The two sides of the protective plate ontology are vertically fixedly installed side shield, and the top of the side shield is fixedly connected with body of a motor car,
The protective plate ontology is vertically fixedly installed close to the side at the automobile engine heat radiation end to be dissipated with the automobile engine
The heat dissipation backplate that hot end size matches offers multiple heat release holes on the heat dissipation backplate.The utility model is for avoiding rain
The impurity such as water, mud and dust, which enter erosion or shock engine in vehicle body, certain effect, still, protective plate ontology and vapour
Vehicle vehicle body is connected using screw, can generate violent vibration during working due to bull-dozer, it is easy to cause cutting for screw
Cutting is split, so as to cause falling for protective plate, so the installation of protective device will have a direct impact on the service life of protective device.
Utility model content
This application provides a kind of protective devices of bulldozer engine, use spiral shell to solve protective device in the prior art
Bolt mounting means, since violent vibration is easy to cause the shear fracture of bolt during bull-dozer work, to lead
Cause the problem of falling of side shield.
The utility model embodiment provides a kind of protective device of bulldozer engine, including mainframe, protection hood, hair
Motivation ontology and engine accessory power rating, engine body are arranged on mainframe；
Protecting hood includes upper cover, preceding hood, side shield and portal frame；
The top of engine body is arranged in upper cover, and preceding hood is arranged in engine body front and covers engine body
Front, portal frame is arranged in the rear portion of engine body, and the two sides of engine body, preceding hood, side shield is arranged in side shield
The top of cover and portal frame is fixedly connected with upper cover, and preceding hood is fixed on mainframe, is equipped between preceding hood and side shield
Connection component.
Optionally, the side shield includes the first side shield, second side shield and third side shield；First side shield and
The top that third side shield is set of two side shields side by side；First side shield and second side shield are logical with the bottom of upper cover respectively
Cross hinge rotation connection；The side of third side shield is connect with preceding hood by connection component, and the other side is connect with mainframe.
Optionally, the connection component includes the latch feature being arranged on the shield of third side and is arranged on preceding hood
The box member being adapted with latch feature；
Latch feature is inserted into box member, and preceding hood is fixedly connected with third side shield.
Optionally, the latch feature includes the first fixed block, and the first fixed block is equipped with pin shaft and the first peace turn hole, pin
Center line of the axis perpendicular to the first mounting hole；Third side shield is equipped with the first positioning hole being adapted with the first mounting hole；
It further include the first locking member, the first locking member is inserted into the first mounting hole and first positioning hole, by latch feature
It is fixed on the shield of third side.
Optionally, the box member includes the second fixed block, and the second fixed block is equipped with the pin hole being adapted with pin shaft,
Pin shaft, which is inserted into pin hole, is fixedly connected with preceding hood with third side shield；
Before second fixed block is fixed on hood.
Optionally, before second fixed block is welded on hood.
Optionally, second fixed block is equipped with the second mounting hole, and the central axis of the second mounting hole is in pin hole
Center line；
Preceding hood is equipped with the second location hole being adapted with the second mounting hole；
It further include the second locking member, the second locking member is inserted into the second mounting hole and second location hole, by box member
Before being fixed on hood.
Optionally, the latch feature is arranged on the inner sidewall of third side shield, and preceding hood is arranged in box member
On inner sidewall.
Optionally, first locking member and the second locking member use clamping screw.
Optionally, first fixed block is wholely set with third side shield.
The prior art is compared, the utility model has the beneficial effects that:
1, it is connected between preceding hood and side shield using connection component in the utility model, the connection component includes setting
Latch feature on the shield of third side and the box member being adapted with latch feature being arranged on preceding hood；Latch feature
It is inserted into box member, preceding hood is fixedly connected with third side shield.Using bolt-type between preceding hood and side shield
Installation, on the one hand can be to avoid bull-dozer in use due to bolt shear fracture caused by shaking, another aspect pin shaft
The clearance fit used between pin hole can also buffer the shock conditions in bull-dozer work, use so as to improve side shield
Loosening in journey, further protects engine and its attachment, effectively stabilizes the properties of complete machine.In addition, such peace
Dress mode easily facilitates maintenance, greatly alleviates the working strength of maintenance personal.
2, side shield described in the utility model includes the first side shield, second side shield and third side shield；First side
The top that third side shield is set of shield and second side shield side by side；First side shield and second side shield respectively with upper cover
Bottom pass through hinge be rotatablely connected；First side shield and second side shield can be opened, convenient for the engine inside hood
Ontology is overhauled and is safeguarded.
3, before the second fixed block described in the utility model is welded on hood, the second fixed block and preceding hood be can be improved
Connection tightness, reduce the shaking between the second fixed block and preceding hood.
4, the first fixed block described in the utility model and third side shield are wholely set, can be improved the first fixed block with
Connection tightness between the shield of third side reduces the shaking between the first fixed block and third side shield.
Detailed description of the invention
To be illustrated more clearly that background technique or the technical solution of the utility model, below to the prior art or specific implementation
The attached drawing being used in combination in mode is briefly described；It should be evident that the attached drawing below in conjunction with specific embodiment is only to use
The utility model embodiment is understood in facilitating, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings；
Fig. 1 is the schematic view of the front view of engine provided by the embodiment of the utility model；
Fig. 2 is the overlooking structure diagram of engine provided by the embodiment of the utility model；
Fig. 3 is the schematic view of the front view of latch feature provided by the embodiment of the utility model；
Fig. 4 is the schematic view of the front view of box member provided by the embodiment of the utility model；
Fig. 5 is the side structure schematic view of box member provided by the embodiment of the utility model；
Fig. 6 is the attachment structure schematic diagram of connection component provided by the embodiment of the utility model；
Wherein: 1- mainframe, 2- engine accessory power rating, 3- upper cover, hood before 4-, the side 5- shield, the first side 51- shield, 52-
Second side shield, 53- third side shield, 6- portal frame, 7- connection component, the first fixed block of 8-, 81- pin shaft, 82- first are installed
Hole, the second fixed block of 9-, 91- pin hole, the second mounting blocks of 92-, the first locking member of 10-.
Specific embodiment
In order to make those skilled in the art more fully understand the technical solution in the utility model, below in conjunction with this reality
With the attached drawing in new embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that
The described embodiments are only a part of the embodiments of the utility model, instead of all the embodiments.Based on the utility model
In embodiment, every other implementation obtained by those of ordinary skill in the art without making creative efforts
The range of the utility model protection all should belong in example.
The protective device of bulldozer engine provided by the embodiment of the utility model, including mainframe 1, protection hood, hair
Motivation ontology and engine accessory power rating 2.
Fig. 1 is the schematic view of the front view of engine provided by the embodiment of the utility model；Fig. 2 is that the utility model is implemented
The overlooking structure diagram for the engine that example provides；As depicted in figs. 1 and 2, engine body is arranged on mainframe 1.Protection
Hood includes upper cover 3, preceding hood 4, side shield 5 and portal frame 6.
The top of engine body is arranged in upper cover 3, and preceding hood 4 is arranged in engine body front and covers engine sheet
The front of body, portal frame 6 are arranged in the rear portion of engine body, and side shield 5 is arranged in the two sides of engine body, preceding hood 4,
The top of side shield 5 and portal frame 6 is fixedly connected with upper cover 3, and preceding hood 4 is fixed on mainframe 1, and preceding hood 4 is protected with side
Connection component 7 is equipped between cover 5.
In the present embodiment, engine accessory power rating 2 includes the components such as exhaust pipe and muffler, and upper cover 3 is equipped with through-hole, exhaust pipe
And the components such as muffler pass through through-hole and connect with engine body.
Please continue to refer to shown in Fig. 1, the side shield 5 includes the first side shield 51, second side shield 52 and third side shield
Cover 53；The top that third side shield 53 is set of first side shield 51 and second side shield 52 side by side；First side shield, 51 He
Second side shield 52 is rotatablely connected with the bottom of upper cover 3 by hinge respectively；The side of third side shield 53 passes through with preceding hood 4
Connection component 7 connects, and the other side is connect with mainframe 1.
The connection component 7 include the latch feature that is arranged on third side shield 53 and be arranged on preceding hood 4 with
The adaptable box member of latch feature；Latch feature is inserted into box member, and preceding hood 4 and third side shield 53 is fixed
Connection.
In the present embodiment, the latch feature is arranged on the inner sidewall of third side shield 53, and box member is arranged preceding
On the inner sidewall of hood 4.In other embodiments, latch feature also can be set on the lateral wall of third side shield 53, this
When, box member is arranged on the lateral wall of preceding hood 4.
Fig. 3 is the schematic view of the front view of latch feature provided by the embodiment of the utility model, as shown in figure 3, described insert
Pin member includes the first fixed block 8, and the first fixed block 8 is equipped with pin shaft 81 and the first peace turn hole 82, and pin shaft 81 is perpendicular to first
The center line of mounting hole 82；Third side shield 53 is equipped with the first positioning hole being adapted with the first mounting hole 82.
Fig. 4 is the schematic view of the front view of box member provided by the embodiment of the utility model；Fig. 5 is the utility model reality
The side structure schematic view of the box member of example offer is provided；As shown in Figure 4 and Figure 5, the box member includes the second fixed block
9, the second fixed block 9 is equipped with the pin hole 91 being adapted with pin shaft 81, pin shaft 81 and 91 clearance fit of pin hole, and pin shaft 81 is inserted into
Preceding hood 4 is fixedly connected with third side shield 53 in pin hole 91, before the second fixed block 9 is fixed on hood 4.
In the present embodiment, before second fixed block 9 is welded on hood 4, the second fixed block 9 and preceding hood can be improved
4 connection tightness reduces the shaking between the second fixed block 9 and preceding hood 4.
Fig. 6 is the attachment structure schematic diagram of connection component provided by the embodiment of the utility model；As shown in fig. 6, pin shaft 81
It is inserted into pin hole 91, preceding hood 4 is fixedly connected with third side shield 53.
It further include the first locking member 10, the first locking member 10 is inserted into the first mounting hole 82 and first positioning hole, will insert
Pin member is fixed on third side shield 53.In the present embodiment, gasket is equipped between the first locking member 10 and third side shield 53.
In the present embodiment, first fixed block 8 is wholely set with third side shield 53, can be improved the first fixed block 8
With the connection tightness between third side shield 53, reduce the shaking between the first fixed block 8 and third side shield 53.
Certainly, in other embodiments, second fixed block 9 is equipped with the second mounting hole 92, the second mounting hole 92
Central axis is in the center line of pin hole 91；Preceding hood 4 is equipped with the second location hole being adapted with the second mounting hole 92；Also wrap
The second locking member is included, the second locking member is inserted into the second mounting hole 92 and second location hole, and box member is fixed on preceding machine
On cover 4.
In the present embodiment, first locking member 10 and the second locking member 11 use clamping screw.Clamping screw includes spiral shell
Bolt and nut.
In actual application, latch feature and third side shield 53 are mounted on one by the first locking member 10 first
It rises, before the second fixed block 9 is welded on hood 4；Then pin shaft 81 is directly inserted into pin hole 91, it is easy to operate easy
Row.It should be noted that need to guarantee the concentricity of pin shaft 81 and pin hole 91 in mounting pin body component.
In the utility model, the installation of bolt-type is used between preceding hood 4 and side shield 5, it on the one hand can be to avoid soil-shifting
Machine is in use due to bolt shear fracture caused by shaking, the gap used between another aspect pin shaft 81 and pin hole 91
Cooperation can also buffer the shock conditions in bull-dozer work, so as to improve the loosening in 5 use process of side shield, further protect
Engine and its attachment have been protected, the properties of complete machine are effectively stabilized.In addition, such mounting means easily facilitates maintenance,
Greatly alleviate the working strength of maintenance personal.
The protective device of the bulldozer engine in the utility model embodiment is described in detail above.This implementation
"upper", "lower", " left side " and " right side " in example are the position descriptions in opposite Figure of description.This part uses specific embodiment
The principles of the present invention and embodiment are expounded, the above embodiments are only used to help understand, and this is practical
Novel core concept, in the case where not departing from the utility model principle, those of ordinary skill in the art are not making wound
Every other embodiment obtained under the premise of the property made labour, belongs to the range of the utility model protection.
Claims (10)
1. a kind of protective device of bulldozer engine, it is characterised in that:
It is arranged including mainframe (1), protection hood, engine body and engine accessory power rating (2), engine body in mainframe
(1) on；
Protecting hood includes upper cover (3), preceding hood (4), side shield (5) and portal frame (6)；
The top of engine body is arranged in upper cover (3), and preceding hood (4) is arranged in engine body front and covers engine sheet
The rear portion of engine body is arranged in the front of body, portal frame (6), and the two sides of engine body, preceding machine is arranged in side shield (5)
The top of cover (4), side shield (5) and portal frame (6) is fixedly connected with upper cover (3), and preceding hood (4) is fixed on mainframe (1)
On, connection component (7) are equipped between preceding hood (4) and side shield (5).
2. the protective device of bulldozer engine according to claim 1, it is characterised in that:
The side shield (5) includes the first side shield (51), second side shield (52) and third side shield (53)；First side shield
(51) and second side shield (52) setting side by side is on the top of third side shield (53)；First side shield (51) and second side shield
(52) are covered to be rotatablely connected with the bottom of upper cover (3) by hinge respectively；The side of third side shield (53) passes through with preceding hood (4)
Connection component (7) connection, the other side is connect with mainframe (1).
3. the protective device of bulldozer engine according to claim 1, it is characterised in that:
The connection component (7) includes setting in the latch feature on third side shield (53) and is arranged on preceding hood (4)
The box member being adapted with latch feature；
Latch feature is inserted into box member, and preceding hood (4) is fixedly connected with third side shield (53).
4. the protective device of bulldozer engine according to claim 3, it is characterised in that:
The latch feature includes the first fixed block (8), and the first fixed block (8) is equipped with pin shaft (81) and the first mounting hole
(82), center line of the pin shaft (81) perpendicular to the first mounting hole (82)；Third side shield (53) is equipped with and the first mounting hole
(82) adaptable first positioning hole；
It further include the first locking member (10), the first locking member (10) is inserted into the first mounting hole (82) and first positioning hole, will
Latch feature is fixed on third side shield (53).
5. the protective device of bulldozer engine according to claim 4, it is characterised in that:
The box member includes the second fixed block (9), and the second fixed block (9) is equipped with the pin hole being adapted with pin shaft (81)
(91), pin shaft (81), which is inserted into pin hole (91), is fixedly connected with preceding hood (4) with third side shield (53)；
Second fixed block (9) is fixed on preceding hood (4).
6. the protective device of bulldozer engine according to claim 5, it is characterised in that:
Second fixed block (9) is welded on preceding hood (4).
7. the protective device of bulldozer engine according to claim 5, it is characterised in that:
Second fixed block (9) is equipped with the second mounting hole (92), and the central axis of the second mounting hole (92) is in pin hole
(91) center line；
Preceding hood (4) is equipped with the second location hole being adapted with the second mounting hole (92)；
It further include the second locking member, the second locking member is inserted into the second mounting hole (92) and second location hole, by box member
It is fixed on preceding hood (4).
8. the protective device of bulldozer engine according to claim 3, it is characterised in that:
The latch feature is arranged on the inner sidewall of third side shield (53), and box member is arranged in the inside of preceding hood (4)
On wall.
9. the protective device of bulldozer engine according to claim 5, it is characterised in that:
First locking member (10) and the second locking member (11) use clamping screw.
10. the protective device of bulldozer engine according to claim 4, it is characterised in that:
First fixed block (8) is wholely set with third side shield (53).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821404189.0U CN208917897U (en) | 2018-08-29 | 2018-08-29 | A kind of protective device of bulldozer engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821404189.0U CN208917897U (en) | 2018-08-29 | 2018-08-29 | A kind of protective device of bulldozer engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208917897U true CN208917897U (en) | 2019-05-31 |
Family
ID=66704614
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821404189.0U Active CN208917897U (en) | 2018-08-29 | 2018-08-29 | A kind of protective device of bulldozer engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208917897U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111851619A (en) * | 2020-07-02 | 2020-10-30 | 中联重科股份有限公司 | Bulldozer |
-
2018
- 2018-08-29 CN CN201821404189.0U patent/CN208917897U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111851619A (en) * | 2020-07-02 | 2020-10-30 | 中联重科股份有限公司 | Bulldozer |
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