CN208805358U - A kind of float switch life tests tooling - Google Patents
A kind of float switch life tests tooling Download PDFInfo
- Publication number
- CN208805358U CN208805358U CN201821709502.1U CN201821709502U CN208805358U CN 208805358 U CN208805358 U CN 208805358U CN 201821709502 U CN201821709502 U CN 201821709502U CN 208805358 U CN208805358 U CN 208805358U
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- float switch
- cylinder
- support
- right support
- mounting table
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Abstract
The utility model belongs to a kind of float switch life tests tooling of float switch quality detection device technical field, including workbench, counter, mounting table and pendulous device, a left side for workbench, through-hole is equipped in the middle part of right support, right support top is equipped with crossbearer, it places bottom and is equipped with shaft, both ends of the shaft is each passed through the through-hole on left support and right support, pendulous device includes fixing seat, solenoid valve, cylinder, close to switch and oscillating rod, solenoid valve is fixed on crossbearer, its gas outlet is connect with cylinder, its coil is electrically connected by the time relay being wholely set with solenoid valve with close to switch, it is located in fixing seat close to switch and cylinder, fixing seat is located on right support, the piston of cylinder is connected with oscillating rod, oscillating rod is connected with shaft, the lower end of piston is connected with metal clips, counter is placed on the table, It is electrically connected with float switch.The utility model structure is simple, easy to operate, realizes the reliable detection to the float switch service life.
Description
Technical field
The utility model belongs to float switch quality detection device technical field more particularly to a kind of inspection of float switch service life
Survey tooling.
Background technique
At present hydropower industry, plumbing industry, sewage treatment plant, float switch be widely used in water process, clear water reserviors,
The place of the automatic level monitoring of the needs such as waterworks mixing pit, wastewater disposal basin, intake, water supply tank, according to the height of liquid level
Carry out control switch, reaches the control automatic start-stop purpose of water pump.
Float switch is designed using gravity and law of buoyancy, and usually outside is sealing floating sphere, and the inside has
The steel ball of one rolling, steel ball, which moves up and down, can drive connecting rod, and one end of connecting rod is ined succession microswitch, and microswitch is connected with
Cable.For the processing quality for guaranteeing float switch, production scene needs are a set of to carry out fatigue detecting to the float switch service life
Tooling.
Utility model content
In order to solve the problems, such as to mention in background technique, the utility model provides a kind of float switch life tests tooling,
Including workbench, counter, mounting table and pendulous device, workbench is equipped with left support and right support, left support and right support
Middle part be equipped with through-hole, right support top is equipped with the crossbearer parallel with workbench right side, and mounting table includes being connected to placement
The shaft of platform bottom, both ends of the shaft are each passed through the through-hole on left support and right support, and pendulous device includes fixing seat, electromagnetism
Valve, cylinder, close to switch and oscillating rod, solenoid valve be fixed on crossbearer, gas outlet is connected with cylinder, coil by with
The time relay that solenoid valve is wholely set is electrically connected with close to switch, is connected on the right side of fixing seat close to switch, Gu
Reservation is connected on right support, and cylinder is connected to the front end of fixing seat, and the piston of cylinder is connected with oscillating rod driving end, swings
Bar working end is connected with the right end of shaft, and the lower end of piston is connected with metal clips, and counter is placed on the table, and floating
Ball switch electrical connection.
Above-mentioned float switch life tests tooling drives mounting table to be swung, simulates float switch by cylinder
Working condition is detected by closure number of the counter to float switch, to detect the fatigue in float switch service life
The limit realizes the quality control to float switch.When metal clips is for contacting close to switch, touch close to switch motion, into
And the time relay and electromagnetism valve events are driven, realize the extension and contraction control to cylinder piston.
Preferably, it being also set up on workbench there are two limited block, limited block is correspondingly arranged at the lower section of mounting table rear and front end,
It is limited for the amplitude of oscillation to mounting table, first is that being conducive to improve working efficiency, second is that protection pendulous device, extends its use
Service life.
Preferably, the limited block is equipped with mandril, and mandril is connected on limited block by spring, buffering when for limiting
The impact force of mounting table protects float switch and mounting table and limited block, improves device detection reliability and extends device use
Service life.
Preferably, it is equipped with bearing in the through-hole of left support and right support, for reducing the abrasion of shaft, it is reliable to improve device
Property.
Preferably, shaft left end is connected with nut after passing through the through-hole on left support, and shaft right end connects after passing through right support
It is connected to position-arresting disk, for limiting in the lateral direction to shaft, is conducive to the reliability for improving device.
Preferably, mounting table front end is equipped with baffle, and baffle is equipped with cable trough, and mounting table rear end is equipped with support, on support
Rotatable pressing plate has been bolted, for fixing float switch, while having guaranteed to replace easy to operate when float switch.
Preferably, cylinder uses duplex cylinder, is equipped with end plate below the piston of duplex cylinder, end plate lower end passes through fixing piece
It is connected with oscillating rod driving end, end plate is equipped with metal clips.Duplex cylinder resistance side loads power is strong, tailpiece of the piston rod winding degree
It is small, it is suitable for accurate guiding, advantageously ensures that detection effect and service using life.
The working principle of the utility model is that solenoid valve needs to be connected to external compressed gas source and power supply, exhaust outlet
It is connected with cylinder, the time relay that solenoid valve is wholely set by it is electrically connected with close to switch, close to switch contact gold
When belonging to elastic slice, the triggered time actuating of relay drives solenoid valve vents, and driving cylinder completes a backhaul, and cylinder is every to complete one
A backhaul, driving mounting table are swung once, and float switch is made to realize primary closure experiment, every to complete primary closure experiment, are counted
It is counted on device once, up to the number on float switch end-of-life, counter is no longer changed, to realize to floating ball
The detection in switch fatigue service life.
The utility model further includes the other components that can make float switch fatigue life detecting tool normal use, is
Ordinary skill in the art means.
The utility model has the beneficial effects that structure is simple, and it is easy to operate, realize the reliable inspection to the float switch service life
It surveys.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is the overall structure diagram of the utility model float switch life tests tooling.
In figure: 1. workbench, 2. counters, 3. limited blocks, 4. mounting tables, 5. right supports, 6. shafts, 7. oscillating rods, 8.
End plate, 9. metal clips, 10. close switches, 11. fixing seats, 12. cylinders, 13. solenoid valves, 14. crossbearers, 15. float switches,
16. left support.
Specific embodiment
Below with reference in the utility model embodiment attached drawing and specific embodiment to the utility model carry out clearly
Description, description here is used merely to explain the utility model, but is not intended to limit the scope of the present invention.Based on this reality
With the embodiment in novel, those skilled in the art's every other implementation obtained without making creative work
Example, any modification, equivalent substitution, improvement and etc. done should be included within the scope of protection of this utility model.
Embodiment
As shown in Figure 1, the utility model provides a kind of float switch life tests tooling, including workbench 1, counter
2, mounting table 4 and pendulous device, 1 is equipped with left support 16 and right support 5 on workbench, and the middle part of left support 16 and right support 5 is equal
Equipped with through-hole, 5 top of right support is equipped with the crossbearer 14 parallel with the right side of workbench 1, and mounting table 4 includes being connected to mounting table
The shaft 6 of 4 bottoms, the both ends of shaft 6 are each passed through the through-hole on left support 16 and right support 5, and pendulous device includes fixing seat
11, solenoid valve 13, cylinder 12, close switch 10 and oscillating rod 7, solenoid valve 13 are fixed on crossbearer 14, gas outlet and cylinder
12 are connected, and coil is electrically connected by the time relay being wholely set with solenoid valve 13 with close to switch 10, close to switch
10 are connected on the right side of fixing seat 11, and fixing seat 11 is connected on right support 5, before cylinder 12 is connected to fixing seat 11
The piston at end, cylinder 12 drives end to be connected with oscillating rod 7, and the working end of oscillating rod 7 is connected with the right end of shaft 6, piston
Lower end be connected with metal clips 9, counter 2 is placed on workbench 1, is electrically connected with float switch 15.
Above-mentioned float switch life tests tooling drives mounting table 4 to be swung, simulates float switch by cylinder 12
15 working condition is detected by closure number of the counter 2 to float switch 15, to detect float switch 15
Service life fatigue limit realizes the quality control to float switch 15.When metal clips 9 is for contacting close switch 10, touch is connect
Nearly switch 10 acts, and then the time relay and solenoid valve 13 is driven to act, and realizes the extension and contraction control to 12 piston of cylinder.
It being also set up on the workbench there are two limited block 3, limited block 3 is correspondingly arranged at the lower section of 4 rear and front end of mounting table,
It is limited for the amplitude of oscillation to mounting table 4, first is that being conducive to improve working efficiency, second is that protection pendulous device, extending it makes
Use the service life.
The limited block 3 is equipped with mandril, and mandril is connected on limited block 3 by spring, buffers and places when for limiting
The impact force of platform 4 protects float switch 15 and mounting table 4 and limited block 3, improves device detection reliability and extends device use
Service life.
Bearing is equipped in the through-hole of the left support 16 and right support 5, for reducing the abrasion of shaft 6, improving device can
By property.
6 left end of shaft is connected with nut after passing through the through-hole on left support 16, and the right end of shaft 6 passes through right support 5
After be connected with position-arresting disk, for limiting in the lateral direction to shaft 6, be conducive to the reliability for improving device.
The front end of the mounting table 4 is equipped with baffle, and baffle is equipped with cable trough, and the rear end of mounting table 4 is equipped with support, support
On rotatable pressing plate has been bolted, for fixing float switch 15, at the same guarantee replace float switch 15 when operation
It is convenient.
The cylinder 12 uses duplex cylinder, and end plate 8 is equipped with below the piston of duplex cylinder, and the lower end of end plate 8 passes through solid
Determine part to be connected with the driving end of oscillating rod 7, end plate 8 is equipped with metal clips 9.Duplex cylinder resistance side loads power is strong, living
Stopper rod end winding degree is small, is suitable for accurate guiding, advantageously ensures that detection effect and service using life.
The working principle of the utility model is that solenoid valve 13 needs to be connected to external compressed gas source and power supply, is vented
Mouth is connected with cylinder 12, and the time relay that solenoid valve 13 is wholely set by it is electrically connected with close to switch 10, close to open
When closing 10 contact metal clips 9, the triggered time actuating of relay, band moving electromagnetic valve 13 is vented, and driving cylinder 12 is completed one and returned
Journey, one backhaul of every completion of cylinder 12, driving mounting table 4 are swung once, so that float switch 15 is realized primary closure experiment, per complete
It at once closure experiment, is counted on counter once, up to the number on 15 end-of-life of float switch, counter no longer occurs
Variation, to realize the detection of the fatigue life to float switch 15.
The embodiments of the present invention are described above, above description is exemplary, and non-exclusive, and
It is also not necessarily limited to disclosed embodiment.Without departing from the scope and spirit of illustrated embodiment, this technology is led
Many modifications and changes are obvious for the those of ordinary skill in domain.
Claims (7)
1. a kind of float switch life tests tooling, it is characterised in that: including workbench, counter, mounting table and pendulous device,
Workbench is equipped with left support and right support, is equipped with through-hole in the middle part of left support and right support, right support top is equipped with and work
Make the parallel crossbearer in platform right side, mounting table includes the shaft for being connected to mounting table bottom, and both ends of the shaft is each passed through left support
With the through-hole on right support, pendulous device includes that fixing seat, solenoid valve, cylinder, close switch and oscillating rod, solenoid valve are fixed on
On crossbearer, gas outlet is connected with cylinder, and coil is switched by the time relay being wholely set with solenoid valve with close
Electrical connection is connected on the right side of fixing seat close to switch, and fixing seat is connected on right support, and cylinder is connected to fixing seat
The piston of front end, cylinder is connected with oscillating rod driving end, and oscillating rod working end is connected with the right end of shaft, the lower end of piston
It is connected with metal clips, counter is placed on the table, is electrically connected with float switch.
2. float switch life tests tooling according to claim 1, it is characterised in that: there are two being also set up on workbench
Limited block, limited block are correspondingly arranged at the lower section of mounting table rear and front end.
3. float switch life tests tooling according to claim 2, it is characterised in that: the limited block is equipped with top
Bar, mandril are connected on limited block by spring.
4. float switch life tests tooling according to claim 1, it is characterised in that: the through-hole of left support and right support
It is interior to be equipped with bearing.
5. float switch life tests tooling described in any one of -4 according to claim 1, it is characterised in that: shaft left end
Nut is connected with after the through-hole on left support, shaft right end is connected with position-arresting disk after passing through right support.
6. float switch life tests tooling according to claim 1, it is characterised in that: mounting table front end is equipped with baffle,
Baffle is equipped with cable trough, and mounting table rear end is equipped with support, rotatable pressing plate has been bolted on support.
7. float switch life tests tooling according to claim 1, it is characterised in that: cylinder uses duplex cylinder, double
Join and be equipped with end plate below the piston of cylinder, end plate lower end drives end to be connected by fixing piece with oscillating rod, and end plate is equipped with gold
Belong to elastic slice.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821709502.1U CN208805358U (en) | 2018-10-22 | 2018-10-22 | A kind of float switch life tests tooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821709502.1U CN208805358U (en) | 2018-10-22 | 2018-10-22 | A kind of float switch life tests tooling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208805358U true CN208805358U (en) | 2019-04-30 |
Family
ID=66239143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821709502.1U Active CN208805358U (en) | 2018-10-22 | 2018-10-22 | A kind of float switch life tests tooling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208805358U (en) |
-
2018
- 2018-10-22 CN CN201821709502.1U patent/CN208805358U/en active Active
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