CN109792889A - A kind of ensilage machine feeding unit Quick-speed braking arrangement - Google Patents
A kind of ensilage machine feeding unit Quick-speed braking arrangement Download PDFInfo
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- CN109792889A CN109792889A CN201910207170.XA CN201910207170A CN109792889A CN 109792889 A CN109792889 A CN 109792889A CN 201910207170 A CN201910207170 A CN 201910207170A CN 109792889 A CN109792889 A CN 109792889A
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- valve
- oil port
- hydraulic oil
- hydraulic
- feeding unit
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Abstract
The invention discloses a kind of ensilage machine feeding unit Quick-speed braking arrangements, including the ensiling body (2) with driver's cabin (1), feeding conveyer (3) and feeding conveyance device (4) are provided on the ensiling body (2), two-way variable displacement pump (5) are provided with below the driver's cabin (1), the input terminal of feeding conveyance device (4) is provided with the piston motor (6) for controlling feeding conveyance device (4) driving, fast braking valve (7) are provided on the piston motor (6), the two-way variable displacement pump (5), it is connected between piston motor (6) and fast braking valve (7) by hydraulic pipeline.The present invention has the advantages that smart structural design, using reliable, low in cost, emergency braking can be carried out to feeding unit under any state using it, the damage to chopping and secondary crushing device is prevented, reduces unnecessary economic loss, improves work efficiency.
Description
Technical field
The present invention relates to a kind of Quick-speed braking arrangement, especially a kind of ensilage machine feeding unit Quick-speed braking arrangement.
Background technique
Currently, existing silage harvester is when being worked, due to blocking for crop, apart from the closer gold in ground
The foreign matters such as category, stone, ceramics, wooden unit are not easy to be found, and crop is easily accessible chopping by feeding unit and second-time breakage fills
In setting, the feed quantity of crop is big and feeding speed is fast, and the foreign matters mixed in stalk are found in time, as a result will lead to different
Object is entered in core work component by feeding unit, and core component is caused to damage；In such case and in emergency
Under, machine must just be automated, intelligent or artificial emergency stop, and corresponding dress is also not equipped on existing ensilage machine
It sets.
Summary of the invention
It is an object of the invention to provide a kind of ensilage machine feeding units for being able to carry out emergency braking to be filled with fast braking
It sets.
It is realized the purpose of the present invention is technical solution in this way, a kind of ensilage machine feeding unit is filled with fast braking
It sets, including the ensiling body with driver's cabin, feeding conveyer and feeding conveyance dress is provided on the ensiling body
It sets, the under-cab is provided with two-way variable displacement pump, be provided with and be used in the input terminal of the feeding conveyance device
The piston motor of control feeding conveyance device driving, is provided with fast braking valve on the piston motor, described two-way
It is connected between variable pump, piston motor and fast braking valve by hydraulic pipeline.
Wherein, the fast braking valve includes A, B, AM, BM and L hydraulic oil port, and the two-way variable displacement pump includes A1、B1And T
Interface, the piston motor include A2And B2Interface；A, B and L hydraulic oil port passes through hydraulic pipeline and A respectively1、B1It is connect with T
Mouthful connection, AM the and BM hydraulic oil port respectively with A2And B2Interface connection.
Wherein, fluid-controlled cut-off valve, hydraulic control conducting valve, overflow valve and solenoid valve, institute are provided in the fast braking valve
It states fluid-controlled cut-off valve to be arranged in series between B hydraulic oil port and BM hydraulic oil port, the hydraulic control conducting valve is arranged in parallel hydraulic in A
Between hydraulic fluid port and B hydraulic oil port, the overflow valve is arranged in parallel between AM hydraulic oil port and BM hydraulic oil port, the solenoid valve
It is arranged in series between L hydraulic oil port and A hydraulic oil port.
It further describes, the fluid-controlled cut-off valve includes free end A and spring terminal A, is provided in the free end A two-way
Shut-off valve A and check valve A；The solenoid valve includes source, and the source is provided with two-way shut-off valve B and throttle valve；It is described
Hydraulic control conducting valve includes free end B and spring terminal B；The fluid-controlled cut-off valve spring terminal A and hydraulic control conducting valve spring terminal B pass through liquid
Pressure pipeline links together；The fluid-controlled cut-off valve spring terminal A passes through hydraulic pipeline with hydraulic control conducting valve free end respectively and connects
In the oil circuit of B and BM, A and B；The solenoid valve includes A3With P interface, the A3Pass through hydraulic pipeline and L respectively with P interface
Hydraulic oil port is connected with A hydraulic oil port.
By adopting the above-described technical solution, the present invention has smart structural design, using reliable, low-cost excellent
Point can carry out emergency braking to feeding unit under any state using it, it is therefore prevented that chopping and secondary crushing device
Damage, reduces unnecessary economic loss, improves work efficiency.
Detailed description of the invention
Detailed description of the invention of the invention is as follows:
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the combination axonometric drawing of piston motor of the invention and fast braking valve；
Fig. 3 is the schematic diagram of fast braking valve of the invention.
Specific embodiment
Specific embodiments of the present invention will be described in further detail with reference to the accompanying drawing, but the present invention does not limit to
In these embodiments, any improvement or substitution on the present embodiment essence spirit still falls within the claims in the present invention and is wanted
Seek the range of protection.
Embodiment 1: as shown in Figure 1, 2, a kind of ensilage machine feeding unit Quick-speed braking arrangement, including with driver's cabin 1
Ensiling body 2 is provided with feeding conveyer 3 and feeding conveyance device 4, in the driving on the ensiling body 2
It is provided with two-way variable displacement pump 5 below room 1, is provided in the input terminal of the feeding conveyance device 4 defeated for controlling feeding
The piston motor 6 for sending transmission device 4 to drive, is provided with fast braking valve 7, the two-way variable displacement pump on the piston motor 6
5, it is connected between piston motor 6 and fast braking valve 7 by hydraulic pipeline.
Wherein, as shown in figure 3, the fast braking valve 7 includes A, B, AM, BM and L hydraulic oil port, the two-way variable displacement pump
5 include A1、B1With T interface, the piston motor 6 includes A2And B2Interface；A, B and L hydraulic oil port passes through hydraulic tube respectively
Road and A1、B1Connected with T interface, AM the and BM hydraulic oil port respectively with A2And B2Interface connection.
It further describes, fluid-controlled cut-off valve 8, hydraulic control conducting valve 9, overflow valve 10 is provided in the fast braking valve 7
With solenoid valve 11, the fluid-controlled cut-off valve 8 is arranged in series between B hydraulic oil port and BM hydraulic oil port, the hydraulic control conducting valve 9
It is arranged in parallel between A hydraulic oil port and B hydraulic oil port, the overflow valve 10 is arranged in parallel in AM hydraulic oil port and BM hydraulic oil
Between mouthful, the solenoid valve 11 is arranged in series between L hydraulic oil port and A hydraulic oil port.
Wherein, the fluid-controlled cut-off valve 8 includes free end A and spring terminal A, and the free end A is provided with two-way stop
Valve A12 and check valve A13；The solenoid valve 11 includes source, and the source is provided with two-way shut-off valve B14 and throttle valve
15；The hydraulic control conducting valve 9 includes free end B and spring terminal B；The 8 spring terminal A of fluid-controlled cut-off valve and 9 bullet of hydraulic control conducting valve
Spring end B is linked together by hydraulic pipeline；The 8 spring terminal A of fluid-controlled cut-off valve and 9 free end of hydraulic control conducting valve pass through respectively
Hydraulic pipeline is connected in the oil circuit of B and BM, A and B；The solenoid valve 11 includes A3With P interface, the A3Lead to respectively with P interface
Hydraulic pipeline is crossed to connect with L hydraulic oil port and A hydraulic oil port.
The present invention operates in such a way: protecting the peace of feeding unit, shredding mechanism, secondary crushing device in the present invention
Entirely, the setting of feeding unit program runs well again after needing first to invert.
The present embodiment need to be equipped with stone detection sensor or metal detector sensor on feeding conveyer
It uses.
Fast braking valve 7 is in 6 reversion process of piston motor by oil circuit respectively to hydraulic control conducting valve 9 and fluid-controlled cut-off valve
8 spring terminal A and spring terminal B throttle fuel feeding, to hydraulic control conducting valve 9 and the free end A and free end B fuel feeding of fluid-controlled cut-off valve 8,
Until hydraulic control conducting valve 9 and spring terminal B, spring terminal A, free end B and the free end A charge oil pressure of fluid-controlled cut-off valve 8 reach flat
Weighing apparatus inverts the i.e. executable rotating forward work of feeding unit after 2S；When being mixed into hard solid fraction object in feeding unit, stone detection is passed
Sensor can occur to be displaced (metal detector sensor uploads electric signal) strongly, and misalignment or electric signal can be uploaded by sensor
Signal, feeding unit control module are instructed to electromagnetic valve coil sending action, connect L mouthfuls of fast braking valve to fluid-controlled cut-off valve 8
With the intermediate oil duct of the spring terminal A and spring terminal B of hydraulic control conducting valve 9, fluid-controlled cut-off valve 8 and hydraulic control conducting valve 9 after connection
The pressure of spring terminal A and spring terminal B reduces rapidly and (has pressure difference uneven), this makes fluid-controlled cut-off valve 8 and hydraulic control conducting valve 9
Free end A and free end B moment move at the same time, the free end A snap action of fluid-controlled cut-off valve 8 is cut off between BM to B mouthfuls
Oil circuit feeds 6 fast braking of conveyance device piston motor, this increases the pressure moment in main oil gallery, to avoid to column
Impact of the Saimaa up to 6 has been arranged in parallel overflow valve 10 in the oil circuit between AM, BM mouthfuls, has guaranteed that mechanical transmission component is unlikely to
Damage；The free end B snap action of hydraulic control conducting valve 9 connects A, B mouth of external two-way variable displacement pump 5, in two-way variable displacement pump 5
Pressure oil no longer pass through piston motor 6, directly recycled in bivariate pump 5, entire movement reaches fast braking less than 0.1S
Purpose.
After debugging, after protecting the safety of feeding unit equipment, the setting of feeding unit program to need first to invert
It runs well, prepares for fast braking next time again.
Embodiment 2: the safety of feeding unit, shredding mechanism, secondary crushing device, feeding unit are protected in the present invention
Program setting runs well again after needing first to invert, and needs fast braking to encounter emergency in reply feeding operation process
When, spy is provided with scram button on the left of driving platform and on walking control crank.
Fast braking valve 7 is in 6 reversion process of piston motor by oil circuit respectively to hydraulic control conducting valve 9 and fluid-controlled cut-off valve
8 spring terminal A and spring terminal B throttle fuel feeding, to hydraulic control conducting valve 9 and the free end A and free end B fuel feeding of fluid-controlled cut-off valve 8,
Until hydraulic control conducting valve 9 and spring terminal B, spring terminal A, free end B and the free end A charge oil pressure of fluid-controlled cut-off valve 8 reach flat
Weighing apparatus inverts the i.e. executable rotating forward work of feeding unit after 2S；Fast braking is needed when encountering emergency in feeding operation process
When, the button switch on the left of driving platform or on walking control crank is operated, feeding unit control module is sent out to electromagnetic valve coil
Action command is sent, connects L mouthfuls of fast braking valve into the spring terminal A and spring terminal B of fluid-controlled cut-off valve 8 and hydraulic control conducting valve 9
Between oil duct, the pressure reduction of the spring terminal A and spring terminal B of fluid-controlled cut-off valve 8 after connection and hydraulic control conducting valve 9 (has pressure difference
It is uneven), this moves at the same time the free end A of fluid-controlled cut-off valve 8 and hydraulic control conducting valve 9 and free end B moment, hydraulic control cut-off
The free end A snap action of valve 8 cuts off the oil circuit between BM to B mouthfuls, feeds 6 fast braking of conveyance device piston motor,
This increases the pressure moment in main oil gallery, in parallel in the oil circuit between AM, BM mouthfuls to avoid the impact to piston motor 6
Provided with overflow valve 10, guarantee that mechanical transmission component is unlikely to damage；The free end B snap action of hydraulic control conducting valve 9 will be external
A, B mouth of formula two-way variable displacement pump 5 are connected, and the pressure oil in two-way variable displacement pump 5 no longer passes through piston motor 6, directly in bivariate
It is recycled in pump 5, entire movement achievees the purpose that fast braking less than 0.1S.
After debugging, after protecting the safety of feeding unit equipment, the setting of feeding unit program to need first to invert
It runs well, prepares for fast braking next time again.
Claims (4)
1. a kind of ensilage machine feeding unit Quick-speed braking arrangement, including the ensiling body (2) with driver's cabin (1), in the blueness
Feeding conveyer (3) and feeding conveyance device (4) are provided in storage body (2), it is characterized in that: in the driver's cabin
(1) lower section is provided with two-way variable displacement pump (5), is provided in the input terminal of feeding conveyance device (4) and feeds for controlling
The piston motor (6) for entering conveyance device (4) driving, is provided with fast braking valve (7), institute on the piston motor (6)
It states and is connected between two-way variable displacement pump (5), piston motor (6) and fast braking valve (7) by hydraulic pipeline.
2. ensilage machine feeding unit Quick-speed braking arrangement as described in claim 1, it is characterized in that: the fast braking valve
It (7) include A, B, AM, BM and L hydraulic oil port, the two-way variable displacement pump (5) includes A1、B1With T interface, the piston motor (6)
Including A2And B2Interface；A, B and L hydraulic oil port passes through hydraulic pipeline and A respectively1、B1It is connected with T interface, the AM and BM
Hydraulic oil port respectively with A2And B2Interface connection.
3. ensilage machine feeding unit Quick-speed braking arrangement as claimed in claim 2, it is characterized in that: in the fast braking valve
(7) fluid-controlled cut-off valve (8), hydraulic control conducting valve (9), overflow valve (10) and solenoid valve (11), the fluid-controlled cut-off valve are provided in
(8) be arranged in series between B hydraulic oil port and BM hydraulic oil port, the hydraulic control conducting valve (9) be arranged in parallel A hydraulic oil port with
Between B hydraulic oil port, the overflow valve (10) is arranged in parallel between AM hydraulic oil port and BM hydraulic oil port, the solenoid valve
(11) it is arranged in series between L hydraulic oil port and A hydraulic oil port.
4. ensilage machine feeding unit Quick-speed braking arrangement as claimed in claim 3, it is characterized in that: the fluid-controlled cut-off valve
(8) include free end A and spring terminal A, the free end A be provided with two-way shut-off valve A(12) and check valve A(13)；It is described
Solenoid valve (11) includes source, and the source is provided with two-way shut-off valve B(14) and throttle valve (15)；The hydraulic control conducting valve
It (9) include free end B and spring terminal B；Fluid-controlled cut-off valve (8) the spring terminal A and hydraulic control conducting valve (9) spring terminal B pass through liquid
Pressure pipeline links together；Fluid-controlled cut-off valve (8) the spring terminal A and hydraulic control conducting valve (9) free end pass through hydraulic tube respectively
Road is connected in the oil circuit of B and BM, A and B；The solenoid valve 11 includes A3With P interface, the A3Pass through respectively with P interface hydraulic
Pipeline is connect with L hydraulic oil port and A hydraulic oil port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910207170.XA CN109792889A (en) | 2019-03-19 | 2019-03-19 | A kind of ensilage machine feeding unit Quick-speed braking arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910207170.XA CN109792889A (en) | 2019-03-19 | 2019-03-19 | A kind of ensilage machine feeding unit Quick-speed braking arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109792889A true CN109792889A (en) | 2019-05-24 |
Family
ID=66563612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910207170.XA Pending CN109792889A (en) | 2019-03-19 | 2019-03-19 | A kind of ensilage machine feeding unit Quick-speed braking arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109792889A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101178083A (en) * | 2007-12-20 | 2008-05-14 | 三一重工股份有限公司 | Engineering vehicle walking driving hydraulic system |
| JP2009090839A (en) * | 2007-10-10 | 2009-04-30 | Nissin Kogyo Co Ltd | Brake hydraulic pressure control device of vehicle |
| US20130247527A1 (en) * | 2010-04-15 | 2013-09-26 | Agco International Gmbh | Forage Harvesters |
| CN203611976U (en) * | 2013-11-22 | 2014-05-28 | 山推工程机械股份有限公司 | Hydraulic travel emergency brake system for engineering machinery |
| CN205190573U (en) * | 2015-10-22 | 2016-04-27 | 王宪立 | Combine hydraulic braking device |
| CN206320090U (en) * | 2016-11-16 | 2017-07-11 | 长沙黑金刚实业有限公司 | A kind of control device of high-speed hydraulic motor |
| CN206760113U (en) * | 2017-04-17 | 2017-12-19 | 河北宗申戈梅利农业机械制造有限公司 | A kind of silage harvester |
| CN209749191U (en) * | 2019-03-19 | 2019-12-10 | 河北宗申戈梅利农业机械制造有限公司 | Quick braking device for feeding device of silage harvester |
-
2019
- 2019-03-19 CN CN201910207170.XA patent/CN109792889A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009090839A (en) * | 2007-10-10 | 2009-04-30 | Nissin Kogyo Co Ltd | Brake hydraulic pressure control device of vehicle |
| CN101178083A (en) * | 2007-12-20 | 2008-05-14 | 三一重工股份有限公司 | Engineering vehicle walking driving hydraulic system |
| US20130247527A1 (en) * | 2010-04-15 | 2013-09-26 | Agco International Gmbh | Forage Harvesters |
| CN203611976U (en) * | 2013-11-22 | 2014-05-28 | 山推工程机械股份有限公司 | Hydraulic travel emergency brake system for engineering machinery |
| CN205190573U (en) * | 2015-10-22 | 2016-04-27 | 王宪立 | Combine hydraulic braking device |
| CN206320090U (en) * | 2016-11-16 | 2017-07-11 | 长沙黑金刚实业有限公司 | A kind of control device of high-speed hydraulic motor |
| CN206760113U (en) * | 2017-04-17 | 2017-12-19 | 河北宗申戈梅利农业机械制造有限公司 | A kind of silage harvester |
| CN209749191U (en) * | 2019-03-19 | 2019-12-10 | 河北宗申戈梅利农业机械制造有限公司 | Quick braking device for feeding device of silage harvester |
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