CN201424818Y - Protecting cover and concrete pump vehicle provided therewith - Google Patents
Protecting cover and concrete pump vehicle provided therewith Download PDFInfo
- Publication number
- CN201424818Y CN201424818Y CN2009201561421U CN200920156142U CN201424818Y CN 201424818 Y CN201424818 Y CN 201424818Y CN 2009201561421 U CN2009201561421 U CN 2009201561421U CN 200920156142 U CN200920156142 U CN 200920156142U CN 201424818 Y CN201424818 Y CN 201424818Y
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- base
- cover plate
- protective cover
- cover
- cover board
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Abstract
The utility model discloses a protecting cover, which is used on a protecting center pump and a valve, is covered on the outer sides of the center pump and the valve, is fixedly connected with a vehicle frame to form a closed internal space, and the lateral wall of the protecting cover is provided with a radiating hole. Optimally, the protecting cover is in a split structure, and comprises a baseand a cover board, wherein the base is fixedly connected with the vehicle frame, and opening which is matched with the cover board is arranged on the base, the cover board is hinged with the base, thereby being convenient for opening or closing the cover board. Optimally, a locking component for positioning the closed cover board is arranged between the base and the cover board. Optimally, a support component for positioning the closed cover board is arranged between the base and the cover board. The utility model effectively avoids the harassment of high-altitude dropping materials and dust to a hydraulic system, is suitable for working machinery in any hostile working environment, and is particularly suitable for concrete pump vehicles. The utility model further comprises a concrete pumpvehicle comprising the protecting cover on the basis.
Description
Technical field
The utility model relates to the engineering machinery technology, is specifically related to the protective cover of a kind of concrete mixer and central pump thereof and valve piece.
Background technology
Concrete mixer has the conveying of finishing on-site concrete simultaneously and the function of cloth operation, has that pump-conveying property is good, the cloth scope big, characteristics such as walking voluntarily, maneuverability and convenient transfer.Current, concrete mixer has obtained using widely in engineerings such as water conservancy, water power, subway, bridge, large foundation and highrise building.Especially on the basis, low layer construction and need frequently when shifting the building site, use concrete mixer more can show its superiority.In the jib scope of activities, can change the concreting position arbitrarily, not need interim at the scene tubing, can save the shop and help the time, improve work efficiency.
In the General layout Plan of existing concrete pump truck, mostly pumping is arranged on the top of central pump with hydraulic valve block.As everyone knows, the operating environment of concrete mixer is comparatively abominable, and the high-altitude junk causes damage to the valve piece when preventing the concrete mixer operation, need protect the valve piece usually, causes damage to the user to avoid the damage threshold piece.
At present, the protection scheme for the valve piece in the industry is provided with cover plate above the valve piece, like this, and the problem of effectively having avoided the high-altitude junk to cause the valve piece to damage.Yet in the working environment of concrete mixer, dust is also relatively more serious, in case invade hydraulic system through valve piece or central pump, will cause the problem that Hydraulic Elements damage even system can't normally move.Obviously, simple covering plate structure can't solve the problem that dust is invaded and harassed.
In view of this, demand developing a kind of valve block protection scheme urgently, can either keep out of the damage of high-altitude junk, can effectively solve the influence of dust again for hydraulic system to the valve piece.
The utility model content
At above-mentioned defective, the technical problem that the utility model solves is, a kind of protective cover is provided, and effectively avoiding the harm for hydraulic system of high-altitude junk and dust, and then improves the adaptive capacity of complete machine for abominable working environment.On this basis, the utility model also provides a kind of concrete mixer with this protective cover.
The protective cover that the utility model provides is used to protect central pump and valve piece, and its cover is contained in the outside of central pump and valve piece, is fixedly connected to form the inner space of sealing with vehicle frame; And has heat elimination hole on the sidewall of described protective cover.
Preferably, this protective cover is a split-type structural, comprises base and cover plate, and wherein, described base is used for fixedlying connected with vehicle frame, has the opening suitable with cover plate on it; Described cover plate and base are hinged, so that described cover plate is opened or closed.
Preferably, be provided with locking component between described base and the cover plate, described locking component is used for the cover plate of closed condition is positioned.
Preferably, described locking component is arranged on the opposite side of base and the hinged side of cover plate.
Preferably, be provided with support component between described base and the cover plate, described support component is used for the cover plate of open mode is positioned.
Preferably, described support component is specially the friction-type air spring, and the rod end joint of described friction-type air spring and tube end joint are hinged with base and cover plate respectively.
Preferably, the quantity of described friction-type air spring is two, and is symmetricly set on two sides adjacent of base and the hinged side of cover plate.
Preferably, described heat elimination hole is arranged on the sidewall of described base.
Preferably, described cover plate is hinged by two hinges and base.
Concrete mixer provided by the invention has the protector that is used for central pump and valve piece, and described protector adopts foregoing protective cover.
Compared with prior art, at first, the utility model cover is contained in the central pump and the valve piece outside, and the inner space that the back formation of fixedlying connected with vehicle frame is sealed has been played and can have been prevented that junk again can the dustproof effect.
Secondly, the utility model has heat elimination hole on the sidewall of described protective cover, and then has good ventilated environment, to accelerate the heat radiation of hydraulic valve block and central pump, has effectively avoided system overheat and causes fault such as leakage.
The 3rd, in preferred version of the present utility model, be provided with locking component between base and the cover plate, be used for the cover plate of closed condition is positioned, like this, in the operation process, can avoid cover plate to open, thereby guarantee that cover plate is in stable closed condition because of vibration equipment.
The 4th, in another preferred version of the present utility model, between base and cover plate, be provided with support component, be used for the cover plate of open mode is positioned, this support component is specially the friction-type air spring, the rod end joint of described friction-type air spring and tube end joint are hinged with base and cover plate respectively, this scheme has effectively been utilized the characteristics of friction-type air spring, i.e. without any need for external structure and can be parked in optional position in the stroke, opening to cover plate positions, and the easy operating personnel carry out attended operation.
The protective cover that is used for central pump and valve piece that the utility model provides is applicable to the work mechanism that any operating environment is abominable, is specially adapted to concrete mixer.
Description of drawings
Fig. 1 is the overall structure schematic diagram of protective cover described in the utility model;
Fig. 2 is the overall structure schematic diagram after cover plate of the present utility model is opened;
Fig. 3 is that the A of Fig. 1 is to shaft side figure;
Fig. 4 is the vertical view of concrete mixer described in the utility model.
Among the figure:
The specific embodiment
The protective cover that is used to protect central pump and valve piece that the utility model provides, cover is contained in the outside of central pump and valve piece, the inner space that the back formation of fixedlying connected with vehicle frame is sealed, therefore, can either prevent that junk from damaging Hydraulic Elements, can prevent the harm that dust produces again; And have heat elimination hole on the sidewall of described protective cover, guarantee to have good ventilated environment, effectively avoided system overheat and cause faults such as system leak.
Specify present embodiment below in conjunction with Figure of description.
See also Fig. 1, this figure is the overall structure schematic diagram of protective cover described in the utility model.
As shown in Figure 1, this protective cover 10 is a split-type structural, comprises base 1 and cover plate 2, and both are hinged, so that cover plate 2 is opened or closed.Like this, operating personnel open cover plate 2 and just can simply overhaul, safeguard, thereby avoid whole cover body is safeguarded the operation inconvenience that is brought after vehicle frame is removed.See also Fig. 2, this figure is the overall structure schematic diagram after cover plate of the present utility model is opened.Shown in Fig. 1, cover plate 2 is in closed condition.
As depicted in figs. 1 and 2, adopt two hinges 3 to realize between the two hinged between cover plate 2 and the base 1.
Wherein, base 1 is used for fixedlying connected with the vehicle frame (not shown), has the opening 11 suitable with cover plate 2 on it.Limiting the shape, size of this opening 11 and cover plate 2 suitable main purposes is that this cover plate 2 can seal this opening 11 reliably when guaranteeing that cover plate 2 is in closed condition, avoids high-altitude junk and dust to enter the inner space of protective cover via opening 11.
Because engineering machinery produces the vibration of equipment through regular meeting in operation process, therefore, this programme is provided with locking component 4 between base 1 and cover plate 2, is used for the cover plate 2 of closed condition is positioned, and concerns with the permanent position between securing cover plate 2 and the base 1.Shown in the figure, locking component 4 is arranged on the opposite side of base 1 and cover plate 2 hinged sides.
Certainly, locking component 4 also can be arranged on the sides adjacent of base 1 and cover plate 2 hinged sides or both hinged sides.Should be appreciated that the hinged side with respect to both, the stress the best when this locking component 4 is arranged on the opposite side of both hinged sides is so be optimal case.
Need to prove that locking component 4 can adopt multiple mode to realize that the permanent position between cover plate 2 and the base 1 concerns.Such as, selection standard hardware-latch, be fixedly installed on latch on the cover plate 2 or on the base 1, with the free end of this latch accordingly, the pin hole (not shown) is being set on the base 1 or on the cover plate 2, stir latch after closing cover plate 2, its free end is inserted in the corresponding pin hole, and then can effectively avoid the influence of factors such as cover plate 2 is vibrated to cause improper opening.
In addition, locking component 4 can also be specially permanent magnet, and the magnetic force that utilizes permanent magnet to produce after cover plate 2 is closed guarantees the permanent position relation between cover plate 2 and the base 1.Certainly, adopt this mode, should guarantee that this magnetic force is enough little, and can not influence the operate as normal of adjacent components such as valve piece, central pump.
The design of aforementioned split-type structural can be for as shown in the figure split type up and down; correspondingly; heat elimination hole 12 is arranged on the sidewall of base 1; be to be understood that; heat elimination hole is not limited to the circular port shown in the figure; concrete condition heat elimination hole according to specific design and technology can be bar hole or other shapes, as long as the needs of satisfied heat radiation are all in the scope that the application asks for protection.In addition, if protective cover is front and back or right split-type structural, that is, cover plate is positioned at the side, and then heat elimination hole correspondingly is provided with on the cover board.Preferably, heat elimination hole should be arranged on two relative sidewalls, to form convection channel better, guarantees to have good ventilated environment, thereby avoids causing because of system overheat the faults such as leakage of hydraulic system.
Shown in the figure, the profile of protective cover is streamlined.Obviously, under the prerequisite of performance and quality basically identical, the customer can preferentially select for use outward appearance to have the protective cover of aesthetic feeling.Base 1 and cover plate 2 adopts Sheet Metal Forming Technologies to make, and the outer rim of base 1 has inside bending section, and fixed point is arranged on bending section between base 1 and the vehicle frame, is specially connecting through hole 13, realizes fixedlying connected between base 1 and the vehicle frame by the screw thread firmware.This connecting through hole 13 is an elongated hole, and so design causes realizing that with processing, the rigging error accumulation of avoiding each parts both is fixedly connected.Please in the lump referring to Fig. 3, this figure is that the A of Fig. 1 is to shaft side figure.
Certainly, protective cover also can adopt welding forming, thereby reduces die cost, further reduces the manufacturing cost of product.What specify is, because valve piece and central pump need establish a connection with other Hydraulic Elements of hydraulic system, and be subjected to the restriction of assembly space on the vehicle frame, therefore, according to the difference of different automobile types concrete condition, may need to offer corresponding opening on the base 1 to avoid producing interference with connecting line or adjacent component.
When operating personnel open cover plate 2 and carry out simple upkeep operation, often need to carry out bimanualness, therefore, if the open mode instability of cover plate 2 then needs other staff to cooperate and can successfully finish relevant operation.
For guaranteeing the stability of cover plate 2 open modes, preferably, between base 1 and cover plate 2, be provided with support component 5, be used for the cover plate 2 of open mode is positioned.Particularly, this support component 5 is specially the friction-type air spring, and the rod end joint of described friction-type air spring and tube end joint are hinged with base and cover plate respectively.The utility model has effectively utilized the characteristics of friction-type air spring, i.e. without any need for external structure and can be parked in optional position in the stroke positions the opening of cover plate 2, and the handled easily personnel carry out attended operation.
In addition, that air spring also has is easy for installation, it is little to take up room, stable operation is reliable, need not the additionaling power source, and characteristics such as noiseless is pollution-free.
As shown in the figure, the quantity of friction-type air spring is two, and is symmetricly set on two sides adjacent of base 1 and cover plate 2 hinged sides.Equally, the quantity of this friction-type air spring and installation site all are not limited to the state shown in the figure.Such as, can adopt a friction-type air spring, be arranged on the opposite side of base and the hinged side of cover plate, as long as the satisfied needs that the open mode of cover plate is positioned all can.
Be understandable that hardwares such as hinge described in this programme, latch and friction-type air spring can selection standard spare, also can make by oneself according to the operating principle and the general design requirement of corresponding component.Those of ordinary skill in the art can realize fully based on prior art, so be not described in detail herein.
Referring to Fig. 4, this figure is the vertical view of concrete mixer described in the utility model.
The concrete mixer that present embodiment provides mainly comprises hopper, pumping system, hydraulic system, purging system, electrical system, engine system, walking chassis and four supporting leg assemblies; and foregoing protective cover 10, be used to protect central pump and valve piece to avoid the invasion of high-altitude junk and dust.What specify is, inventive point of the present utility model is the improvement design of protecting component, wherein, hopper in the concrete mixer, pumping system, hydraulic system, purging system, electrical system, engine system, walking chassis and supporting leg assembly are all same as the prior art, so, above-mentioned each parts are not done further explanation in the present embodiment.
To sum up, the protective cover that the utility model provides has effectively been avoided the harm for hydraulic system of high-altitude junk and dust, and then improves the adaptive capacity of complete machine for abominable working environment; And preferred version can position at the open mode and the closed condition of cover plate, has improved the operability of described protective cover greatly.
The above only is a preferred implementation of the present utility model; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (10)
1, protective cover is used to protect central pump and valve piece, it is characterized in that, cover is contained in the outside of central pump and valve piece, is fixedly connected to form the inner space of sealing with vehicle frame; And has heat elimination hole on the sidewall of described protective cover.
2, protective cover according to claim 1 is characterized in that, this protective cover is a split-type structural, comprising:
Base is used for fixedlying connected with vehicle frame, has the opening suitable with cover plate on it; With
Cover plate, hinged with base, so that described cover plate is opened or is closed.
3, protective cover according to claim 2 is characterized in that, is provided with locking component between described base and the cover plate, and described locking component is used for the cover plate of closed condition is positioned.
4, protective cover according to claim 3 is characterized in that, described locking component is arranged on the opposite side of base and the hinged side of cover plate.
5, protective cover according to claim 2 is characterized in that, is provided with support component between described base and the cover plate, and described support component is used for the cover plate of open mode is positioned.
6, protective cover according to claim 5 is characterized in that, described support component is specially the friction-type air spring, and the rod end joint of described friction-type air spring and tube end joint are hinged with base and cover plate respectively.
7, protective cover according to claim 6 is characterized in that, the quantity of described friction-type air spring is two, and is symmetricly set on two sides adjacent of base and the hinged side of cover plate.
8, protective cover according to claim 2 is characterized in that, described heat elimination hole is arranged on the sidewall of described base.
9, protective cover according to claim 2 is characterized in that, described cover plate is hinged by two hinges and base.
10, concrete mixer has the protector that is used for central pump and valve piece, it is characterized in that, described protector adopts as each described protective cover in the claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201561421U CN201424818Y (en) | 2009-06-15 | 2009-06-15 | Protecting cover and concrete pump vehicle provided therewith |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201561421U CN201424818Y (en) | 2009-06-15 | 2009-06-15 | Protecting cover and concrete pump vehicle provided therewith |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201424818Y true CN201424818Y (en) | 2010-03-17 |
Family
ID=42024264
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201561421U Expired - Fee Related CN201424818Y (en) | 2009-06-15 | 2009-06-15 | Protecting cover and concrete pump vehicle provided therewith |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201424818Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107472414A (en) * | 2017-08-28 | 2017-12-15 | 深圳市燕如家文化有限公司 | Shatter-resistant motorcycle cowl |
-
2009
- 2009-06-15 CN CN2009201561421U patent/CN201424818Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107472414A (en) * | 2017-08-28 | 2017-12-15 | 深圳市燕如家文化有限公司 | Shatter-resistant motorcycle cowl |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: XCMG CONSTRUCTION MACHINERY CO., LTD.CONSTRUCTION Free format text: FORMER OWNER: XUZHOU HEAVY MACHINERY CO., LTD. Effective date: 20100608 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 221004 NO.165, TONGSHAN ROAD, XUZHOU CITY, JIANGSU PROVINCE TO: 221004 NO.19, TAOSHAN ROAD, ECONOMIC DEVELOPMENT ZONE, XUZHOU CITY, JIANGSU PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20100608 Address after: 221004 No. 19 Peach Road, Xuzhou Economic Development Zone, Jiangsu, China Patentee after: Building Machinery Co., Ltd., XCMG Construction Machinery Co., Ltd. Address before: 221004 Xuzhou, Zhejiang Province, Jiangsu Road No. 165 Patentee before: Xuzhou Heavy Machinery Co., Ltd. |
|
| ASS | Succession or assignment of patent right |
Owner name: XUZHOU XUGONG SCHWING MACHINERY CO., LTD. Free format text: FORMER OWNER: BUILDING MACHINERY CO., LTD., XCMG CONSTRUCTION MACHINERY CO., LTD. Effective date: 20130419 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20130419 Address after: 221004 No. 29, Peach Road, Xuzhou economic and Technological Development Zone, Jiangsu, Xuzhou Patentee after: XCMG Schwing Machinery Co., Ltd. Address before: 221004 No. 19 Peach Road, Xuzhou Economic Development Zone, Jiangsu, China Patentee before: Building Machinery Co., Ltd., XCMG Construction Machinery Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100317 Termination date: 20180615 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |