CN108194697B - Foot valve for controlling water outlet of high-pressure pump by sanitation machinery - Google Patents
Foot valve for controlling water outlet of high-pressure pump by sanitation machinery Download PDFInfo
- Publication number
- CN108194697B CN108194697B CN201810122403.1A CN201810122403A CN108194697B CN 108194697 B CN108194697 B CN 108194697B CN 201810122403 A CN201810122403 A CN 201810122403A CN 108194697 B CN108194697 B CN 108194697B
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- China
- Prior art keywords
- valve
- push rod
- joint
- valve body
- pedal
- Prior art date
- 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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Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 81
- 229910000831 Steel Inorganic materials 0.000 claims description 17
- 239000010959 steel Substances 0.000 claims description 17
- 238000007789 sealing Methods 0.000 claims description 10
- 230000007613 environmental effect Effects 0.000 claims description 7
- 239000007921 spray Substances 0.000 description 5
- 238000011010 flushing procedure Methods 0.000 description 3
- 238000007792 addition Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/62—Pedals or like operating members, e.g. actuated by knee or hip
-
- 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
- F16K15/00—Check valves
- F16K15/02—Check valves with guided rigid valve members
- F16K15/025—Check valves with guided rigid valve members the valve being loaded by a spring
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanically-Actuated Valves (AREA)
- Safety Valves (AREA)
Abstract
The invention provides a foot valve for controlling water outlet of a high-pressure pump by using sanitation machinery, and belongs to the technical field of switching valves for controlling water outlet of pumps. The valve comprises a valve frame, wherein a valve body is arranged in the valve frame, one end of the valve body is connected with a water outlet joint, the other end of the valve body is connected with a water inlet joint, a one-way water inlet valve is arranged at the joint of the valve body and the water inlet joint, the bottom of the valve frame is rotationally connected with a pedal, the end part of the pedal is connected with a push rod, the end part of the push rod is inserted into the valve body and is connected with a one-way water inlet valve, and when the end part of the pedal moves upwards, the push rod can open the one-way water inlet valve so that water inlet joints and water outlet joints at two ends of the valve body are communicated. The invention can control the switch by feet, and liberates hands.
Description
Technical Field
The invention belongs to the technical field of switch valves for controlling water outlet of pumps, and relates to a foot valve for controlling water outlet of a high-pressure pump of an environmental sanitation machine.
Background
The foot valve is usually used in places requiring flushing such as a toilet, but the outlet of the high-pressure pump is connected with external facilities such as a spray head through the foot valve, so that the use of the foot valve is not much at present. When the spray gun is used, the spray gun needs to be controlled by hands, and the hands can be liberated by using the foot valve, for example, the sewer pipeline cleaning needs to be performed by operating the pipe coiling device coil pipe by hands and simultaneously controlling the high-pressure spray head to clean the pipeline by stepping on the foot valve. But the structure of the existing foot valve cannot meet the requirement of high-pressure flushing.
Disclosure of Invention
The invention aims to solve the problems and provides a foot valve for controlling water outlet of a high-pressure pump of an environmental sanitation machine.
In order to achieve the above purpose, the present invention adopts the following technical scheme: a foot operated valve for sanitation machinery control high-pressure pump goes out water, includes the valve frame, the valve frame in be equipped with the valve body, valve body one end is connected with the water joint, the other end is connected with the water joint, the junction of valve body and water joint be equipped with one-way water intaking valve, valve frame bottom rotate and be connected with the footboard, footboard end connection push rod, the tip of push rod inserts in the valve body and connect one-way water intaking valve, when footboard tip upwards remove, thereby the push rod can open the water joint and the water joint intercommunication that make valve body both ends of one-way water intaking valve.
In the foot valve for controlling water outlet of the high-pressure pump by the sanitation machine, the one-way water inlet valve comprises a spring seat screwed in the valve body, a spring positioned in the spring seat and a steel ball pressed on the spring, the spring seat is communicated with the water inlet joint, the spring seals the steel ball at the joint of the spring seat and the valve body by using elastic force, and the end part of the push rod extends into the valve body and corresponds to the steel ball in position.
In the foot valve for controlling water outlet of the high-pressure pump by the sanitation machine, the valve seat is clamped at the joint of the valve body and the water inlet joint, the valve seat is in sealing connection with the valve body, the push rod is inserted into the valve seat, and the steel ball is pressed on the valve seat.
In the foot valve for controlling the water outlet of the high-pressure pump by the sanitation machine, the axial leads of the push rod, the valve seat and the spring seat are on the same straight line.
In the foot valve for controlling the water outlet of the high-pressure pump by the sanitation machine, one end of the valve body, which is close to the water inlet joint, is provided with a spring seat joint, and the spring seat is in threaded connection with the spring seat joint.
In the foot valve for controlling water outlet of the high-pressure pump of the sanitation machine, the pedal comprises a treading part and a switch part, the connecting part of the treading part and the switch part is rotationally connected with the pin shaft, the pin shaft is arranged on the valve frame, and the switch part corresponds to the position of the push rod.
In the foot valve for controlling the water outlet of the high-pressure pump of the sanitation machine, the included angle between the treading part and the switch part is an obtuse angle.
In the foot valve for controlling water outlet of the high-pressure pump by the sanitation machine, the valve body is provided with the push rod connector on one side opposite to the spring seat connector, the push rod connector is internally and spirally connected with the push rod fixing nut, the push rod is inserted into the push rod fixing nut, and the sealing ring and the closed baffle ring are arranged between the push rod fixing nut and the push rod connector.
In the foot valve for controlling water outlet of the high-pressure pump of the sanitation machine, a plurality of rubber pads are arranged on the valve frame and below the pedal, two ends of each rubber pad extend out of the upper surface and the lower surface of the valve frame bottom plate respectively, and a limiting pad is arranged on the side wall of one side, far away from the valve body, of the valve frame.
In the foot valve for controlling the water outlet of the high-pressure pump of the sanitation machine, the top of the valve frame is provided with the lifting handle, and the foot plate is provided with the anti-skid pad.
Compared with the prior art, the invention has the advantages that:
1. the switch can be controlled by feet, two hands are liberated, and the structure adopts hard sealing and can be used for high-pressure flushing.
2. Structural design is reasonable, dismantles the convenience, the maintenance of being convenient for.
3. The push rod can dredge the pipeline inside the valve body in the motion process, and the standard pressure can reach 35MPa.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
FIG. 1 is a schematic view of the internal structure of the present invention;
FIG. 2 is a schematic diagram of the structure of the present invention;
FIG. 3 is a perspective view of the present invention;
fig. 4 is a schematic view of the other direction of fig. 3.
In the figure, a valve frame 1, a valve body 2, a water outlet joint 3, a water inlet joint 4, a one-way water inlet valve 5, a pedal 6, a push rod 7, a spring seat 8, a spring 9, a steel ball 10, a valve seat 11, a spring seat joint 12, a tread part 13, a switch part 14, a pin shaft 15, a push rod joint 16, a push rod fixing nut 17, a closed baffle ring 18, a rubber pad 19, a lifting handle 20, a limit pad 21 and an anti-slip pad 22 are shown.
Detailed Description
As shown in figures 1-2, the foot valve for controlling water outlet of a high-pressure pump of sanitation machinery comprises a valve frame 1, wherein a valve body 2 is arranged in the valve frame 1, one end of the valve body 2 is connected with a water outlet connector 3, the other end of the valve body is connected with a water inlet connector 4, a one-way water inlet valve 5 is arranged at the joint of the valve body 2 and the water inlet connector 4, the bottom of the valve frame 1 is rotationally connected with a pedal 6, the end part of the pedal 6 is connected with a push rod 7, the end part of the push rod 7 is inserted into the valve body 2 and is connected with the one-way water inlet valve 5, and when the end part of the pedal 6 moves upwards, the push rod 7 can open the one-way water inlet valve 5 so as to enable the water inlet connectors 4 and the water outlet connectors 3 at the two ends of the valve body 2 to be communicated.
It will be appreciated by those skilled in the art that the water inlet fitting 4 is connected to the water outlet of the high pressure pump, the water outlet fitting 3 is connected to an external facility such as a nozzle, a spray gun, etc., and the one-way water inlet valve 5 is normally closed, thereby closing the water inlet fitting 4 to the valve body 2, and when the push rod 7 is actuated, the push rod 7 opens the one-way water inlet valve.
The foot valve provided by the embodiment uses the foot to control the switch, liberates two hands, and has reasonable structural design and simple operation.
As shown in fig. 3 and 4, a plurality of rubber pads 19 are arranged on the valve frame 1 and below the pedal 6, and two ends of each rubber pad 19 extend out of the upper surface and the lower surface of the bottom plate of the valve frame 1 respectively. The rubber pad extending out of the upper surface of the bottom plate of the valve frame 1 prevents the valve frame from being bumped when stepping on the pedal, the rubber pad extending out of the lower surface of the valve frame 1 plays a role in preventing the sliding of the placement surface of the valve frame 1, the side wall of one side of the valve frame 1 far away from the valve body 2 is provided with the limiting pad 21, and the limiting pad 21 prevents the pedal 6 from being bumped with the top of the valve frame 1 after being lifted, so that the rubber pad 19 and the limiting pad 21 play a role in controlling the moving distance of the pedal 6, play a limiting role and prevent the pedal from being bumped with the valve frame. The top of the valve frame 1 is provided with a lifting handle 20 which is convenient to move, the pedal 6 is provided with an anti-slip pad 22, and the anti-slip pad 22 is made of rubber and is preferably attached to the pedal 13.
The one-way valve can adopt a commercially available product, in the embodiment, a simple structure is provided, the one-way valve convenient to detach, specifically speaking, the one-way water inlet valve 5 comprises a spring seat 8 which is in a valve body 2 in a threaded manner, a spring 9 which is positioned in the spring seat 8, and a steel ball 10 which is pressed on the spring 9, the spring seat 8 is communicated with the water inlet joint 4, the spring 9 seals the steel ball 10 at the joint of the spring seat 8 and the valve body 2 by using elasticity, and the end part of the push rod 7 extends into the valve body 2 and the position of the push rod corresponds to the steel ball 10.
The joint of the valve body 2 and the water inlet joint 4 is clamped with a valve seat 11, the valve seat 11 is in sealing connection with the valve body 2, the push rod 7 is inserted into the valve seat 11, and the steel ball 10 is pressed on the valve seat 11. In the embodiment, the axial lines of the push rod 7, the valve seat 11 and the spring seat 8 are on the same straight line, so that the steel ball can quickly act, and the pedal valve is sensitive in response.
The push rod 7 of the present invention not only has the function of pushing away the steel ball 10, but also can dredge the pipeline inside the valve body 2, and the steel ball is in sealing connection with the valve seat 11, so that high-pressure sealing of 100MPa and above can be realized, and the present invention can be used for connection of a high-pressure pump.
One end of the valve body 2, which is close to the water inlet joint 4, is provided with a spring seat joint 12, and the spring seat 8 is in threaded connection with the spring seat joint 12.
The pedal 6 includes a tread portion 13 and a switch portion 14, the connection portion between the tread portion 13 and the switch portion 14 is rotatably connected to a pin 15, the pin 15 is provided on the valve frame 1, and the switch portion 14 corresponds to the position of the push rod 7.
Pedal 13 and switch 14 the included angle between the two is an obtuse angle. That is, the pedal 6 is non-planar, thereby achieving a control sensitivity, and when the stepping portion 13 is downward, the switch portion 14 is moved upward, as in the seesaw principle.
The valve body 2 is provided with a push rod joint 16 at the side opposite to the spring seat joint 12, a push rod fixing nut 17 is screwed in the push rod joint 16, the push rod 7 is inserted into the push rod fixing nut 17, and a sealing ring and a closed baffle ring 18 are arranged between the push rod fixing nut 17 and the push rod joint 16. In this embodiment, the sealing ring is an O-ring, and may be supported by rubber or tetrafluoroethylene.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the invention. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions in a similar manner, but without departing from the spirit of the invention or exceeding the scope of the invention as defined by the appended claims.
Although terms such as the valve housing 1, the valve body 2, the water outlet connector 3, the water inlet connector 4, the one-way water inlet valve 5, the pedal 6, the push rod 7, the spring seat 8, the spring 9, the steel ball 10, the valve seat 11, the spring seat connector 12, the tread portion 13, the switch portion 14, the pin 15, the push rod connector 16, the push rod fixing nut 17, the closed-end retainer 18, the rubber pad 19, the lift handle 20, etc. are used more herein, the possibility of using other terms is not excluded. These terms are only used to more conveniently describe and explain the nature of the invention and should be construed in a manner consistent with their spirit and scope.
Claims (8)
1. The pedal valve for controlling the water outlet of the high-pressure pump by the sanitation machinery comprises a valve frame (1), wherein a valve body (2) is arranged in the valve frame (1), one end of the valve body (2) is connected with a water outlet joint (3), and the other end of the valve body is connected with a water inlet joint (4), the pedal valve is characterized in that a one-way water inlet valve (5) is arranged at the joint of the valve body (2) and the water inlet joint (4), a pedal (6) is rotationally connected to the bottom of the valve frame (1), the end part of the pedal (6) is connected with a push rod (7), the end part of the push rod (7) is inserted into the valve body (2) and is connected with the one-way water inlet valve (5), when the end part of the pedal (6) moves upwards, the push rod (7) can open the one-way water inlet joint (4) at the two ends of the valve body (2) and the water outlet joint (3) are communicated,
the unidirectional water inlet valve (5) comprises a spring seat (8) which is in threaded connection with the valve body (2), a spring (9) which is positioned in the spring seat (8) and a steel ball (10) which is pressed on the spring (9), the spring seat (8) is communicated with the water inlet joint (4), the spring (9) uses elasticity to block the steel ball (10) at the joint of the spring seat (8) and the valve body (2), the end part of the push rod (7) extends into the valve body (2) and the position of the push rod corresponds to the steel ball (10),
the pedal (6) comprises a treading part (13) and a switch part (14), the connecting part of the treading part (13) and the switch part (14) is rotationally connected with a pin shaft (15), the pin shaft (15) is arranged on the valve frame (1), and the switch part (14) corresponds to the position of the push rod (7).
2. The foot operated valve for controlling the water outlet of the high pressure pump of the environmental sanitation machine according to the claim 1, is characterized in that the joint of the valve body (2) and the water inlet joint (4) is clamped with a valve seat (11), the valve seat (11) is in sealing connection with the valve body (2), the push rod (7) is inserted into the valve seat (11), and the steel ball (10) is pressed on the valve seat (11).
3. The foot operated valve for controlling water output by a high pressure pump of an environmental sanitation machine according to claim 2, wherein the axial lines of the push rod (7), the valve seat (11) and the spring seat (8) are on the same straight line.
4. The foot operated valve for controlling water outlet of high pressure pump of environmental sanitation machine according to claim 1, wherein one end of the valve body (2) close to the water inlet joint (4) is provided with a spring seat joint (12), and the spring seat (8) is in screw connection with the spring seat joint (12).
5. The foot valve for controlling the water output by a high-pressure pump of an environmental sanitation machine according to claim 1, the pedal is characterized in that the included angle between the pedal part (13) and the switch part (14) is an obtuse angle.
6. The foot operated valve for controlling water outlet of high pressure pump of environmental sanitation machine according to claim 4, wherein the valve body (2) is provided with a push rod joint (16) at one side opposite to the spring seat joint (12), the push rod joint (16) is internally screwed with a push rod fixing nut (17), the push rod (7) is inserted into the push rod fixing nut (17), and a sealing ring and a closed baffle ring (18) are arranged between the push rod fixing nut (17) and the push rod joint (16).
7. The foot valve for controlling the water outlet of the high-pressure pump of the sanitation machine according to claim 1, wherein a plurality of rubber pads (19) are arranged on the valve frame (1) and below the pedal (6), two ends of each rubber pad (19) extend out of the upper surface and the lower surface of the bottom plate of the valve frame (1) respectively, and a limit pad (21) is arranged on the side wall of one side, far away from the valve body (2), of the valve frame (1).
8. The foot valve for controlling the water outlet of the high-pressure pump of the sanitation machine according to claim 1, wherein the top of the valve frame (1) is provided with a lifting handle (20), and the pedal (6) is provided with an anti-slip pad (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810122403.1A CN108194697B (en) | 2018-02-07 | 2018-02-07 | Foot valve for controlling water outlet of high-pressure pump by sanitation machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810122403.1A CN108194697B (en) | 2018-02-07 | 2018-02-07 | Foot valve for controlling water outlet of high-pressure pump by sanitation machinery |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108194697A CN108194697A (en) | 2018-06-22 |
| CN108194697B true CN108194697B (en) | 2023-12-29 |
Family
ID=62593274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810122403.1A Active CN108194697B (en) | 2018-02-07 | 2018-02-07 | Foot valve for controlling water outlet of high-pressure pump by sanitation machinery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108194697B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112460090B (en) * | 2020-11-11 | 2022-08-02 | 上海三一重机股份有限公司 | Pedal valve component and engineering machinery |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2161783Y (en) * | 1993-07-12 | 1994-04-13 | 徐承宗 | Sanitary water-saving valve controlled by foot |
| CN201314409Y (en) * | 2008-11-20 | 2009-09-23 | 无锡威顺煤矿机械有限公司 | Ultrahigh pressure cut-off type foot control 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 |
| CN208252918U (en) * | 2018-02-07 | 2018-12-18 | 浙江大农实业股份有限公司 | Foot valve for the water outlet of environmental sanitation Mechanical course high-pressure pump |
-
2018
- 2018-02-07 CN CN201810122403.1A patent/CN108194697B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2161783Y (en) * | 1993-07-12 | 1994-04-13 | 徐承宗 | Sanitary water-saving valve controlled by foot |
| CN201314409Y (en) * | 2008-11-20 | 2009-09-23 | 无锡威顺煤矿机械有限公司 | Ultrahigh pressure cut-off type foot control 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 |
| CN208252918U (en) * | 2018-02-07 | 2018-12-18 | 浙江大农实业股份有限公司 | Foot valve for the water outlet of environmental sanitation Mechanical course high-pressure pump |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108194697A (en) | 2018-06-22 |
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