CN112460090B - Pedal valve component and engineering machinery - Google Patents
Pedal valve component and engineering machinery Download PDFInfo
- Publication number
- CN112460090B CN112460090B CN202011259393.XA CN202011259393A CN112460090B CN 112460090 B CN112460090 B CN 112460090B CN 202011259393 A CN202011259393 A CN 202011259393A CN 112460090 B CN112460090 B CN 112460090B
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- Prior art keywords
- pedal
- piece
- foot valve
- locking
- valve
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B13/00—Details of servomotor systems ; Valves for servomotor systems
- F15B13/02—Fluid distribution or supply devices characterised by their adaptation to the control of servomotors
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/20—Drives; Control devices
- E02F9/22—Hydraulic or pneumatic drives
- E02F9/226—Safety arrangements, e.g. hydraulic driven fans, preventing cavitation, leakage, overheating
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B20/00—Safety arrangements for fluid actuator systems; Applications of safety devices in fluid actuator systems; Emergency measures for fluid actuator systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K35/00—Means to prevent accidental or unauthorised actuation
- F16K35/10—Means to prevent accidental or unauthorised actuation with locking caps or locking bars
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Component Parts Of Construction Machinery (AREA)
Abstract
The invention provides a foot valve component and engineering machinery, and relates to the technical field of engineering machinery, wherein the foot valve component comprises a foot valve and a locking mechanism; the locking mechanism comprises a locking member, the locking member can move towards or away from the foot valve, and the locking member can be fixed with the foot valve. The retaining member moves behind suitable position towards pedal valve, and the retaining member is fixed with pedal valve to locking pedal valve, when the driver stepped on pedal valve by mistake, pedal valve can be locked, thereby preventing engineering machine's maloperation, improvement security.
Description
Technical Field
The invention relates to the technical field of engineering machinery, in particular to a pedal valve component and engineering machinery.
Background
The hydraulic excavator is a multifunctional machine and is widely applied to mechanical construction of hydraulic engineering, traffic transportation, electric power engineering, mine excavation and the like.
The hydraulic excavator is suitable for various working conditions, and the matched accessories are diversified, so that the requirements of different working conditions are met. For example: when the hydraulic excavator is used as a forestry machine, a bidirectional accessory loop with a hydraulic shear function needs to be added, and when the hydraulic shear function is used, the foot valve is stepped on.
However, the driver may mistakenly step on the foot valve during the work, which may result in the misoperation of the accessory, and the safety is not good.
Disclosure of Invention
The invention aims to provide a foot valve component to solve the technical problem that a foot valve in the prior art is easy to operate mistakenly.
The invention provides a foot valve component, which comprises a foot valve and a locking mechanism;
the locking mechanism comprises a locking member, the locking member can move towards or away from the foot valve, and the locking member can be fixed with the foot valve.
Further, the locking mechanism further comprises a pedal, a connecting piece and a guide piece;
the pedal can be lifted and fixed at a preset position;
one end of the connecting piece is hinged with the pedal, and the other end of the connecting piece is hinged with the locking piece;
the retaining member passes through the guide member, and the retaining member can slide in the extending direction of the guide member.
Furthermore, the locking mechanism also comprises a positioning piece and an elastic piece;
the positioning piece is fixedly connected with the pedal, the elastic piece is sleeved on the positioning piece, one end, far away from the pedal, of the elastic piece protrudes out of the positioning piece, and one end, far away from the pedal, of the elastic piece is fixedly connected with an installation surface of the engineering machinery.
Furthermore, the locking mechanism also comprises a positioning block and a limiting block;
the positioning block is hinged with the pedal, and the limiting block is hinged with the connecting piece; the limiting block is provided with a groove, and the positioning block can be clamped with the groove.
Further, the elastic member is a spring.
Further, the guide is a sleeve.
Further, the connecting piece is a rod body, and the locking piece is a pin.
Furthermore, a through hole is formed in the foot valve and used for being connected with the locking piece in an inserting mode.
The invention also aims to provide a construction machine comprising the foot pedal valve assembly.
Further, the working machine comprises an excavator.
The invention provides a foot valve component, which comprises a foot valve and a locking mechanism; the locking mechanism comprises a locking member, the locking member can move towards or away from the foot valve, and the locking member can be fixed with the foot valve. The retaining member moves behind suitable position towards pedal valve, and the retaining member is fixed with pedal valve to locking pedal valve, when the driver stepped on pedal valve by mistake, pedal valve can be locked, thereby preventing engineering machine's maloperation, improvement security.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic structural view of a foot pedal assembly according to an embodiment of the present invention.
Icon: 1-a foot valve; 2-a guide; 3-a locking member; 4-a connector; 5-a limiting block; 6-positioning blocks; 7-a pedal; 8-a positioning element; 9-spring.
Detailed Description
The technical solutions of the present invention will be described in detail below with reference to the accompanying drawings in an initial state, and it is obvious that the described embodiments are some, not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a foot pedal valve assembly and engineering machinery, and a plurality of embodiments are given below to describe the foot pedal valve assembly and the engineering machinery provided by the invention in detail.
Example 1
The foot valve assembly provided by the embodiment, as shown in fig. 1, includes a foot valve 1 and a locking mechanism; the locking mechanism comprises a locking member 3, the locking member 3 being movable towards or away from the foot valve 1, and the locking member 3 being fixable with the foot valve 1.
Retaining member 3 moves behind suitable position towards foot valve 1, and retaining member 3 is fixed with foot valve 1 to locking foot valve 1, when the driver stepped on foot valve 1 by mistake, foot valve 1 can be locked, thereby prevents engineering machine's maloperation, improves the security.
When the foot valve 1 needs to work, the locking member 3 is driven to be away from the foot valve 1 and is moved to a suitable position, the locking member 3 is separated from the foot valve 1, and the foot valve 1 is loosened to normally work.
Wherein, retaining member 3 can be driven by electric putter and stretch out and draw back to move towards or keep away from foot valve 1, the flexible volume of accessible controller control electric putter, so that retaining member 3 fixes in suitable position, thereby makes retaining member 3 and foot valve 1 fixed or separate.
Preferably, the locking mechanism further comprises a pedal 7, a connecting member 4 and a guide 2; the pedal 7 can be lifted, and the pedal 7 can be fixed at a preset position; one end of the connecting piece 4 is hinged with the pedal 7, and the other end of the connecting piece 4 is hinged with the locking piece 3; the locker 3 passes through the guide 2, and the locker 3 can slide in the extending direction of the guide 2.
When needs are locked, step on footboard 7 in order to drive footboard 7 downstream, and then drive connecting piece 4 and keep away from the one end of footboard 7 and upwards swing to drive retaining member 3 and slide towards foot valve 1 along the extending direction of guide 2, after retaining member 3 removed to suitable position, fixed footboard 7 can make retaining member 3 keep at the position fixed with foot valve 1.
When the foot valve 1 needs to work, the pedal 7 is loosened to drive the pedal 7 to move upwards, and then the connecting piece 4 is driven to swing downwards at the end far away from the pedal 7, so that the locking piece 3 is driven to slide along the extending direction of the guide piece 2 far away from the foot valve 1, and after the locking piece 3 is moved to a proper position, the locking piece 3 can be kept at the position loosened with the foot valve 1 by the fixed pedal 7.
The pedal 7 can be driven by the electric push rod to lift, and the controller can control the telescopic amount of the electric push rod so as to fix the pedal 7 at a proper position, thereby fixing or separating the locking member 3 and the foot valve 1.
Preferably, the locking mechanism further comprises a positioning member 8 and an elastic member; the positioning piece 8 is fixedly connected with the pedal 7, the elastic piece is sleeved on the positioning piece 8, one end, far away from the pedal 7, of the elastic piece protrudes out of the positioning piece 8, and one end, far away from the pedal 7, of the elastic piece is fixedly connected with a mounting surface of the engineering machinery.
One end of the elastic piece, which is far away from the pedal 7, is fixedly connected with the mounting surface of the engineering machinery, and when the pedal 7 is positioned at the initial position, the locking piece 3 is separated from the pedal 7; after the pedal 7 is stepped on, the elastic part is compressed, and the pedal 7 gradually descends until the locking part 3 is locked with the pedal 7; when the locking is required to be released, the elastic piece drives the pedal 7 to reset to the initial position.
Furthermore, the locking mechanism also comprises a positioning block 6 and a limiting block 5; the positioning block 6 is hinged with the pedal 7, and the limiting block 5 is hinged with the connecting piece 4; the limiting block 5 is provided with a groove, and the positioning block 6 can be clamped with the groove.
When the foot valve 1 works normally, the locking piece 3 is separated from the foot valve 1, and the locking mechanism is in a loosening state; when the foot valve 1 does not work, the pedal 7 is stepped down, so that the positioning block 6 extends into the groove on the limiting block 5, the elastic piece provides upward force for the pedal 7 and further provides upward force for the positioning block 6, so that the positioning block 6 is clamped in the groove of the limiting block 5, and the locking piece 3 is inserted into the foot valve 1 through the connecting rod mechanism to play a locking role; when the locking is required to be released, the pedal 7 is stepped down, so that the positioning block 6 is separated from the range of the limiting block 5, and the pedal 7 is restored to the initial position through the elastic piece.
The elastic member may be a spring 9, an elastic pad, or any other suitable form.
Further, the guide 2 may be a sleeve, or may have any suitable form such as a slide groove.
In this embodiment, the connecting member 4 is a rod body, and the locking member 3 is a pin. The connecting member 4 may have any suitable form such as a plate or a block, and the locking member 3 may have any suitable form such as a rod or a block.
Furthermore, a through hole is formed in the foot valve 1 and used for being connected with the locking member 3 in an inserting mode, so that the foot valve 1 and the locking member 3 are locked.
According to the pedal valve assembly provided by the embodiment, the locking member 3 is fixed with the pedal valve 1 after moving to a proper position towards the pedal valve 1, so that the pedal valve 1 is locked, and when a driver mistakenly steps on the pedal valve 1, the pedal valve 1 can be locked, so that misoperation of engineering machinery is prevented, and safety is improved.
In addition, the locking mechanism in the foot valve assembly provided by the embodiment has a simple structure and is convenient to assemble.
Example 2
The working machine provided by the embodiment comprises the foot valve assembly provided by the embodiment 1. Retaining member 3 moves behind suitable position towards foot valve 1, and retaining member 3 is fixed with foot valve 1 to locking foot valve 1, when the driver stepped on foot valve 1 by mistake, foot valve 1 can be locked, thereby prevents engineering machine's maloperation, improves the security.
The construction machine in the present embodiment includes an excavator.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (9)
1. A foot valve assembly, characterized by comprising a foot valve (1) and a locking mechanism;
the locking mechanism comprises a locking piece (3), the locking piece (3) can move towards or away from the foot valve (1), and the locking piece (3) can be fixed with the foot valve (1);
the locking mechanism further comprises a pedal (7), a connecting piece (4) and a guide piece (2);
the pedal (7) can be lifted, and the pedal (7) can be fixed at a preset position;
one end of the connecting piece (4) is hinged with the pedal (7), and the other end of the connecting piece (4) is hinged with the locking piece (3);
the retaining member (3) penetrates through the guide member (2), and the retaining member (3) can slide along the extending direction of the guide member (2).
2. The foot valve assembly according to claim 1, wherein said locking mechanism further comprises a positioning member (8) and an elastic member;
the positioning piece (8) is fixedly connected with the pedal (7), the elastic piece is sleeved on the positioning piece (8), one end, far away from the pedal (7), of the elastic piece protrudes out of the positioning piece (8), and one end, far away from the pedal (7), of the elastic piece is used for being fixedly connected with a mounting surface of engineering machinery.
3. The foot valve assembly according to claim 2, wherein said locking mechanism further comprises a positioning block (6) and a stop block (5);
the positioning block (6) is hinged with the pedal (7), and the limiting block (5) is hinged with the connecting piece (4); the limiting block (5) is provided with a groove, and the positioning block (6) can be clamped with the groove.
4. The foot valve assembly according to claim 2, wherein the resilient member is a spring (9).
5. Pedal valve assembly according to claim 1, characterized in that the guide (2) is a sleeve.
6. Pedal valve assembly according to claim 1, characterized in that said connecting element (4) is a rod and said retaining element (3) is a pin.
7. Pedal valve assembly according to claim 1, characterized in that said pedal valve (1) is provided with a through hole for plugging with said locking member (3).
8. A working machine, characterized in that it comprises a foot valve assembly according to any of claims 1-7.
9. The work machine of claim 8, wherein the work machine comprises an excavator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011259393.XA CN112460090B (en) | 2020-11-11 | 2020-11-11 | Pedal valve component and engineering machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011259393.XA CN112460090B (en) | 2020-11-11 | 2020-11-11 | Pedal valve component and engineering machinery |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112460090A CN112460090A (en) | 2021-03-09 |
| CN112460090B true CN112460090B (en) | 2022-08-02 |
Family
ID=74825504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011259393.XA Active CN112460090B (en) | 2020-11-11 | 2020-11-11 | Pedal valve component and engineering machinery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112460090B (en) |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2608755Y (en) * | 2003-04-10 | 2004-03-31 | 李学龙 | Three piston reducing hydraulic brake main cylinder for automobile |
| CN102322084A (en) * | 2011-07-02 | 2012-01-18 | 山河智能装备股份有限公司 | Operating device for foot valve |
| CN102588668A (en) * | 2012-02-08 | 2012-07-18 | 成都力锋清洗机股份有限公司 | Novel foot valve |
| KR20130087165A (en) * | 2012-01-27 | 2013-08-06 | 두산인프라코어 주식회사 | Hydraulic control system for swing motor for construction machinery |
| CN203488828U (en) * | 2013-09-09 | 2014-03-19 | 山河智能装备股份有限公司 | Pedal valve locking device |
| CN203641651U (en) * | 2013-11-29 | 2014-06-11 | 钟细环 | Novel pedal valve |
| CN108194697A (en) * | 2018-02-07 | 2018-06-22 | 浙江大农实业股份有限公司 | For the foot valve of environmental sanitation Mechanical course high-pressure pump water outlet |
| CN108674316A (en) * | 2018-05-29 | 2018-10-19 | 江苏大学 | Hydraulic pressure support Extensible pedal mechanism and its telescopic control method |
| CN109050513A (en) * | 2018-09-18 | 2018-12-21 | 葛成侠 | A kind of automobile rear wheel brave valve |
| CN208857874U (en) * | 2018-09-29 | 2019-05-14 | 高安南特东腾工程机械制造有限公司 | Machine adjustable foot pedal on a kind of excavator |
| CN109899590A (en) * | 2017-12-11 | 2019-06-18 | 郝金龙 | A kind of durable Redal flushing valve |
| CN210342067U (en) * | 2019-06-27 | 2020-04-17 | 上海三一重机股份有限公司 | Pedal and excavator |
| CN211472675U (en) * | 2019-12-27 | 2020-09-11 | 上海三一重机股份有限公司 | Pedal valve locking device and excavator |
-
2020
- 2020-11-11 CN CN202011259393.XA patent/CN112460090B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2608755Y (en) * | 2003-04-10 | 2004-03-31 | 李学龙 | Three piston reducing hydraulic brake main cylinder for automobile |
| CN102322084A (en) * | 2011-07-02 | 2012-01-18 | 山河智能装备股份有限公司 | Operating device for foot valve |
| KR20130087165A (en) * | 2012-01-27 | 2013-08-06 | 두산인프라코어 주식회사 | Hydraulic control system for swing motor for construction machinery |
| CN102588668A (en) * | 2012-02-08 | 2012-07-18 | 成都力锋清洗机股份有限公司 | Novel foot valve |
| CN203488828U (en) * | 2013-09-09 | 2014-03-19 | 山河智能装备股份有限公司 | Pedal valve locking device |
| CN203641651U (en) * | 2013-11-29 | 2014-06-11 | 钟细环 | Novel pedal valve |
| CN109899590A (en) * | 2017-12-11 | 2019-06-18 | 郝金龙 | A kind of durable Redal flushing valve |
| CN108194697A (en) * | 2018-02-07 | 2018-06-22 | 浙江大农实业股份有限公司 | For the foot valve of environmental sanitation Mechanical course high-pressure pump water outlet |
| CN108674316A (en) * | 2018-05-29 | 2018-10-19 | 江苏大学 | Hydraulic pressure support Extensible pedal mechanism and its telescopic control method |
| CN109050513A (en) * | 2018-09-18 | 2018-12-21 | 葛成侠 | A kind of automobile rear wheel brave valve |
| CN208857874U (en) * | 2018-09-29 | 2019-05-14 | 高安南特东腾工程机械制造有限公司 | Machine adjustable foot pedal on a kind of excavator |
| CN210342067U (en) * | 2019-06-27 | 2020-04-17 | 上海三一重机股份有限公司 | Pedal and excavator |
| CN211472675U (en) * | 2019-12-27 | 2020-09-11 | 上海三一重机股份有限公司 | Pedal valve locking device and excavator |
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| Publication number | Publication date |
|---|---|
| CN112460090A (en) | 2021-03-09 |
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