CN106197256A - A kind of equipment flatness detecting device and detection method thereof - Google Patents
A kind of equipment flatness detecting device and detection method thereof Download PDFInfo
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- CN106197256A CN106197256A CN201610559676.3A CN201610559676A CN106197256A CN 106197256 A CN106197256 A CN 106197256A CN 201610559676 A CN201610559676 A CN 201610559676A CN 106197256 A CN106197256 A CN 106197256A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/34—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring roughness or irregularity of surfaces
Abstract
A kind of equipment flatness detecting device of the present invention and detection method thereof, relate to roughness detection equipments field.For existing instrumentation, the experience of measurement and technology are required higher problem.It includes detecting device body, arranges the casing being packaged with conducting solution in it；Float bubble at conducting solution top；The exposed top of casing central authorities conductive probe is positioned at bubble；The warning circuit that main circuit and two parallel branches are constituted, main circuit is connected with conductive probe, and every conductive probe is all connected with controlling switch, and branch road one connects with conducting solution with branch road two.Detection method: determine the qualification gradient of equipment to be detected, detection device is fixed thereon；According to identifying gradient regulation range adjusting knob so that it is the control switch Guan Bi automatically of angle range shelves correspondence conductive probe；When the gradient of equipment to be detected reaches to identify the gradient, corresponding conductive probe contact conducting solution makes warning circuit turn on, and whether luminescence determines whether to meet the qualification gradient display lamp of observation main circuit.
Description
Technical field
The present invention relates to roughness detection equipments technical field, particularly to a kind of equipment flatness detecting device and inspection thereof
Survey method.
Background technology
At present, in construction operation, detection construction surface flatness typically uses all kinds of level indicator or clearance gauge, above-mentioned detection
Instrument is respectively provided with easy-operating feature, but, its shortcoming is the most directly perceived, and such as, liquid water level is typically based on the position of bubble
Judge to detect position the most smooth, as the value of slope at detection position need to be measured, often determine according to the degrees of offset of bubble,
Accordingly, it would be desirable to certain experience judges the gradient in surveyed face；And though some electrolevel can show gradient numerical value, but its
It is generally used for flatness after precision equipment is installed to identify or slope measuring, owing to electrolevel volume is relatively big, is not easy to narrow and small
The qualification of position flatness is detected in space, and uneconomical；Use clearance gauge detection construction surface flatness, although number can be read
According to, and measure convenient, but equally the experience of measurement and technology are required higher；Additionally, above-mentioned instrumentation is used for identifying comparison
During design grade in construction finished surface and drawing, often can cause fubaritic because of the field observation limited location of appraiser
Or measure.
Visible, how to design one not by field observation position limitation, and without rely on the simple and easy to do of measurement experience and
Economical and practical equipment flatness detecting device and detection method thereof, become those skilled in the art and need the technology of solution badly and ask
Topic.
Summary of the invention
For existing flatness detector table in actual use, the experience of measurement and technology are required higher, Er Qiecun
Limited at observation position, cause problem that is fubaritic or that measure.It is an object of the invention to provide a kind of equipment flatness detection
Whether device and detection method thereof, turn on according to internal alarm circuit and judge whether equipment flatness meets design requirement, instead
Reflect qualification result more directly perceived, reduce the skill set requirements to operator, and easy to operate, economical and practical.
The present invention solves the equipment flatness detecting device that its technical problem is used, including a detection device body, institute
In stating detection device body, a casing being packaged with conducting solution is set；The top of described conducting solution is floating with a bubble；Perpendicular
To being arranged at some conductive probes that described casing is central, the outside of described conductive probe is coated with insulated sleeve, described conduction
Probe exposes the top of described insulated sleeve and is positioned at described bubble；And warning circuit, described warning circuit includes main circuit
And two branch roads in parallel being connected with described main circuit, i.e. branch road one and branch road two, wherein, described main circuit includes series connection
Power supply DC, display lamp HL and normally closed switch K1, the other end of described main circuit is connected with described conductive probe respectively, and every institute
State conductive probe and be respectively connected with a control switch K2, described branch road one is in series with resistance one R1, described branch road two is in series with
Resistance two R2, and described branch road one connects with the conducting solution in described casing with the other end of described branch road two.
Preferably, some described conductive probes are equidistantly arranged in square or circle around the axis of described casing.
Preferably, the range adjusting knob being arranged on described detection device body is also included.
Preferably, also include a heater circuit, described heater circuit include being arranged at described conducting solution in and be coated with
The heating wire of insulated sleeve, and it is arranged at that described casing is outer and resistance three R3, the power supply DC that connect with described heating wire and often
Switch K3.
Preferably, the some fixing bands being arranged on described detection device body are also included.
Preferably, described conducting solution is the aqueous solution of solubility acid-alkali salt.
It addition, present invention also offers a kind of equipment measurement method of planeness, step is as follows:
One, according to construction drawing and relevant design requirement, the qualification gradient of equipment to be detected is determined, by smooth for described equipment
Degree detection device is fixed on described equipment to be detected, and it is the most reasonable to observe qualification position；
Two, the qualification gradient regulation range adjusting knob determined according to described step one so that described range adjusting knob
The control switch automatically Guan Bi of angle range shelves correspondence conductive probe；
Three, when the gradient of described equipment to be detected or gradient reach the described qualification gradient, corresponding described conductive probe
Contact conducting solution makes warning circuit turn on, and determines whether to meet wanting of the qualification gradient by viewing lamp HL is the most luminous
Ask.
Preferably, described step one also includes, carries out instrument before the gradient identifying described equipment to be detected or gradient
The initial survey of device performance, closes the normally closed switch K1 on described warning circuit and controls switch K2, making described equipment flatness detect
Device tilts certain angle, observes described display lamp whether normal luminous.
Preferably, in described step 2, before the gradient identifying described equipment to be detected or gradient, lead described in disconnection
The control switch K2 that electric probe is corresponding, and check whether the normally closed switch K1 of main circuit closes.
Effect of the invention is that:
One, the equipment flatness detecting device of the present invention, including detection device body and warning circuit, the master of warning circuit
Circuit is in series by power supply DC, display lamp HL and normally closed switch K1 successively, some conductive probe leachings being coated with insulated sleeve
Not in the conducting solution of detection device body casing, and the bubble that the exposed top of conductive probe is all exposed in casing
In, above-mentioned main circuit respectively with control switch K2 and conductive probe is connected, two branch roads of warning circuit concatenate protective resistances R1,
Being connected with main circuit respectively after R2, the other end of two branch roads then connects with conducting solution；This equipment flatness detecting device
When being horizontally disposed with, the exposed end of conductive probe is positioned at the bubble of insulation, and warning circuit cannot realize path, and when equipment is smooth
During degree detection device run-off the straight, bubble occurs skew that the exposed end of conductive probe is partially submerged in conducting solution,
Warning circuit turns on thus triggers display lamp HL and send alarm, points out staff's equipment to be detected run-off the straight, in order to after
Continuous safety work, it is seen then that compared with conventional identification instrument or instrument, the equipment flatness detecting device of the present invention is according to interior
Whether portion's warning circuit turns on and judges whether equipment flatness meets design requirement, when evaluation apparatus flatness, only need by
It is close to the test surfaces of equipment to be detected, more directly perceived by display lamp HL reflection qualification result, reduces the skill to operator
Can requirement；This equipment flatness detecting device simple in construction, easy to operate, economical and practical, and be capable of multi-faceted level and incline
The monitoring of ramp-like state, thus ensured and produced and the safety of construction.
Two, the equipment measurement method of planeness of the present invention, is fixed on equipment flatness detecting device on equipment to be detected,
And whether turn on according to its internal warning circuit and to judge whether equipment flatness meets design requirement, i.e. put down at evaluation apparatus
Whole when spending, equipment flatness detecting device only need to be close to the test surfaces of equipment to be detected, by the display lamp HL of warning circuit
Reflection qualification result is more directly perceived, reduces the skill set requirements to operator, and this detection method operating procedure is simple, economical real
With, and it is capable of the monitoring of multi-faceted horizontal tilt state, thus ensured and produced and the safety of construction.
Accompanying drawing explanation
Fig. 1 is the internal view of the equipment flatness detecting device of one embodiment of the invention；
Fig. 2 is the schematic diagram during equipment flatness detecting device work of one embodiment of the invention；
Fig. 3 is the partial enlarged drawing of the part A of Fig. 2；
Fig. 4 is the schematic diagram that the equipment flatness detecting device of one embodiment of the invention is applied on operation platform.
Detailed description of the invention
A kind of equipment flatness detecting device present invention proposed below in conjunction with the drawings and specific embodiments and detection thereof
Method is described in further detail.According to following explanation and claims, advantages and features of the invention will be apparent from.Need
Bright, accompanying drawing all uses the form simplified very much and all uses non-ratio accurately, only in order to facilitate, to aid in illustrating lucidly
The purpose of the embodiment of the present invention.For sake of convenience, described below " on ", D score, "left", "right" and accompanying drawing upper and lower,
Left and right direction is consistent, but this can not become the restriction of technical solution of the present invention.
Embodiment one: as it is shown in figure 1, equipment flatness detecting device 100 includes a detection device body 20, this detection fills
One casing 21 being packaged with conducting solution 22 is set in putting body 20；The top of conducting solution 22 is floating with a bubble 23；Vertically
Being arranged at some conductive probes 24 of casing 21 central authorities, the outside of above-mentioned conductive probe 24 is coated with insulated sleeve, conductive probe
24 tops exposing insulated sleeve are positioned at bubble 23；And warning circuit, this warning circuit includes main circuit and connected
Two branch roads in parallel, i.e. branch road one and branch road two, wherein, main circuit includes power supply DC, the display lamp HL and normally closed of series connection
Switch K1, the other end of main circuit is connected with conductive probe 24 respectively, and every conductive probe 24 is respectively connected with a control switch
K2, is in series with resistance one R1 in above-mentioned branch road one, be in series with resistance two R2 in branch road two, and branch road one and the other end of branch road two
Connect with the conducting solution 22 in casing 21.In the present embodiment, all electrical wirings passing through casing 21 or insulated sleeve, all should set
Put seal approach of good performance to prevent conducting solution 22 from leaking, thus affect its serviceability, above-mentioned resistance one R1 and electricity
Hindering two R2 and select the resistance of 1k Ω, as the protective resistance of branch road, power supply DC selects the DC source of 24V.As it was noted above, adopt
It is only an example with two branch roads in parallel, it is possible to use a plurality of branch road, corresponding different orientation, thus it is smooth to improve equipment
The sensitivity of degree detection device 100, here is omitted.
Illustrate as a example by this equipment flatness detecting device 100 is applied to construction platform below, such as Fig. 4 institute
Showing, this operation platform hangs on the lower section of architecture beam 1, and it includes a horizontally disposed steel construction mobile platform 2；It is fixed on
Support frame 3 bottom steel construction mobile platform 2；Several vertical steel cord groups 4, vertical steel cord group 4 includes laying respectively at
Two pairs of steel wire ropes one of steel construction mobile platform 2 both sides, and one end of vertical steel cord group 4 is fixed in support frame 3, it is another
One end is connected on architecture beam 1 by top firmware 5, and equipment flatness detecting device 100 is then fixed on bottom support frame 3
Two ends；As it is shown in figure 1, operation platform (non-regulated state or translation state) in normal operation, conductive probe 24
Exposed top is all exposed in bubble 23, and the part of conductive probe 24 lower end immersion conducting solution 22 has the guarantor of insulated sleeve
Protecting, therefore, when operation platform is horizontally disposed with, electric wiring cannot realize path, and warning circuit does not works；When operation platform is because of super
When the factors such as load, shock cause the inclination horizontal by more than 10 °, the bubble 23 in casing 21 offsets, and now conducts electricity
Probe 24 naked sleeve pipe parcel top-submerged in conducting solution 22, circuit turn-on thus trigger display lamp HL and send police
Report, prompting workmen withdraw immediately, carries out construction operation again after getting rid of potential safety hazard.In the present embodiment, above-mentioned steel construction
Mobile platform 2 a size of 7m (length) × 4m (wide) × 1.2m (high), bearable load is 5000N/m2；Equipment flatness detects
Device 100 size is about 7cm (length) × 5cm (wide) × 5cm (high).Need to additionally illustrate, this operation platform before use, is executed
Work order position should check whether the bearing capacity of architecture beam 1 can meet the use requirement of operation platform, is obtaining original design list
Position is checked and approved and after the license of construction unit, can use after architecture beam 1 is carried out certain reinforcing.
The equipment flatness detecting device 100 of the present invention, including detection device body 20 and warning circuit, warning circuit
Main circuit is in series by power supply DC, display lamp HL and normally closed switch K1 successively, some conductive probes being coated with insulated sleeve
In 24 conducting solutions 22 being immersed in detection device body 20 casing 21, and the exposed top of conductive probe 24 is all exposed to case
In bubble 23 in body 21, above-mentioned main circuit is connected with control switch K2 and conductive probe 24 respectively, two of warning circuit
Being connected with main circuit respectively after road concatenation protective resistance R1, R2, the other end of two branch roads then connects with conducting solution 22；Should
When equipment flatness detecting device 100 is horizontally disposed with, the exposed end of conductive probe 24 is positioned at the bubble 23 of insulation, warning circuit
Path cannot be realized, and when equipment flatness detecting device 100 run-off the straight, bubble 23 occurs skew to make conductive probe
The exposed end of 24 is partially submerged in conducting solution 22, and warning circuit turns on thus triggers display lamp HL and send alarm, points out work
Make personnel's equipment to be detected run-off the straight, in order to follow-up safety work, it is seen then that compared with conventional identification instrument or instrument,
Whether the equipment flatness detecting device 100 of the present invention is to turn on according to internal alarm circuit to judge whether equipment flatness accords with
Close design requirement, when evaluation apparatus flatness, only need to be close to the test surfaces of equipment to be detected, be reflected by display lamp HL
Qualification result is more directly perceived, reduces the skill set requirements to operator；This equipment flatness detecting device 100 simple in construction, behaviour
Facilitate, economical and practical, and it is capable of the monitoring of multi-faceted horizontal tilt state, thus ensured and produced and the peace of construction
Entirely.Additionally, the equipment flatness detecting device 100 of the present invention should carry out a second periodicity check every half a year, check instrument permissible
The higher instrument of choice accuracy detects its serviceability, thus fully ensures normally making of equipment flatness detecting device 100
Use performance.
Preferably, above-mentioned conductive probe 24 is equidistantly arranged in square or circle, above-mentioned knot around the axis of casing 21
Structure setting is more beneficial for staff and accurately judges the inclined degree of equipment to be detected.
Please continue to refer to Fig. 2 and Fig. 3, the said equipment flatness detecting device 100 also includes being arranged at detection device body
Range adjusting knob 30 on 20.During evaluation apparatus flatness, equipment flatness detecting device 100 is close to equipment test surfaces,
Range adjusting knob 30 is adjusted to the angle range shelves corresponding to design flatness, as it is shown on figure 3, these angle range shelves are corresponding
The control switch K2e Guan Bi of conductive probe 24, and the control of other conductive probes 24 switch K2a, K2b, K2c, K2d, K2f (by
From left to right arranges) then disconnect, when design flatness corresponding to equipment test surfaces exceedes angle range shelves, this conductive probe 24
Conducting solution 22 in touching casing 21 makes warning circuit turn on, and triggers display lamp HL luminous, then it represents that the equipment test surfaces gradient
Exceed design flatness；Otherwise as display lamp HL does not works, illustrate to meet design standard.When evaluation apparatus flatness, only need by
It is close to test surfaces can realize the qualification of different gradient, the different adjustment scope of angle range shelves, the difference of conductive probe 24
Spacing is arranged, the different volumes of bubble 23, determines the certainty of measurement of this equipment flatness detecting device 100, and operator also may be used
To judge the substantially gradient of to be detected accordingly, (as under highest measurement precision conditions, regulation angle range shelves, to 10 °, indicate
Lamp HL is bright, and regulates angle range shelves to 12 °, and display lamp HL goes out, then illustrate that to be detected the gradient is about 11 °), thus overcome
Liquid water level can not reflect the problem of the gradient, and when small space is identified cannot the difficult problem of reading, reduce operation
The skill set requirements of person；Utilize the equipment flatness detecting device 100 of the present invention, can be real by the rotation of range adjusting knob 30
The control of its internal different conductive probe 24 circuits existing, it is simple to the test of differing tilt angles, expands the scope of detection；And
And, utilize the equipment flatness detecting device 100 of the present invention to detect, owing to operator is not directly contacted with equipment to be detected,
Compare and with conventional instrument, high temperature, high pressure, class pipeline inflammable, explosive are tested under operation, more can protect operator
Safety.The equipment flatness detecting device 100 of the present invention can identify that the plane gradient of maximum is 30 °, the minimum plane gradient
It it is 5 °.
In cold winter, the conducting solution 22 in detection device body 20 is it may happen that freeze and affect its normal work
Making, for solving the problems referred to above, warning circuit also includes a heater circuit, in heater circuit includes being arranged at conducting solution 22 and bag
Be covered with the heating wire 25 of insulated sleeve, and be arranged at that casing 21 is outer and resistance three R3, the power supply DC that connect with heating wire 25 and
Normal open switch K3.The material of the insulated sleeve of above-mentioned heating wire 25 outer wrapping can be glass that heat conductivility is good, pottery, rubber
Or plastics etc., its effect is for preventing heating wire 25 from corroding in conducting solution 22 because of long period of soaking, the present embodiment
It is 0Cr27Al7Mo2 that heating wire 25 may select model, and power is the unidirectional current heated filament of 36W, or customized according to specific requirement；Just
Often under state, the insulated sleeve in bubble 23 only has insulating requirements, and does not has heat conduction requirement.When equipment flatness detecting device
100 are in extreme cold in winter (be typically regarded as 23% concentration sodium chloride solution less than subzero 20 DEG C and start the temperature of solidification)
Under the conditions of time, close normal open switch K3, heater circuit turns on, and heats conducting solution 22 by heating wire 25, thus ensures conduction
Do not freeze in the case of solution 22 extreme cold in the winter time.Certainly, cause for preventing conducting solution 22 from leaking measuring misalignment, electric heating
Insulated sleeve on silk 25 and conductive probe 24, and all should have good close through all kinds of wires of horizontal alignment instrument 21 shell
Envelope measure, it is to avoid bubble 23 volume is increased because conducting solution 22 reveals, and then impact qualification precision.It is noted that
In above-mentioned warning circuit, the model of all elements describes is not to have any type of restriction to scope, but premise
It it is the realization that can ensure principle of the present invention and performance.
When detecting object and being pipeline or wire casing 10, traditional instrumentation cannot realize fixing, and adds flatness inspection
The difficulty surveyed, for solving the problems referred to above, the equipment flatness detecting device 100 of the present invention further comprises and is arranged at detection device originally
Some fixing bands 40 on body 20, when identifying that object is pipeline or wire casing 10, can use fixing band 10 by equipment flatness
Detection device 100 colligation is fixed on pipeline or wire casing 10 so that dismantles and installs the most more flexible and convenient, and can realize
The test of optional position.
Described conducting solution 22 is the aqueous solution of the solubility acid-alkali salts such as sodium chloride solution, the conducting solution 22 of the present embodiment
The most nontoxic and electric conductivity is good, and concentration is the sodium chloride solution of 23%, and this conducting solution 22 is prone to draw materials and cost
Cheap.
Embodiment two: combine Fig. 1 to Fig. 3 and a kind of equipment measurement method of planeness of the present invention is described, specifically comprise the following steps that
One, according to construction drawing and relevant design requirement, determine that the qualification gradient of certain segment pipe or wire casing 10 should be not big
In 5 °, equipment flatness detecting device 100 is fixed on pipeline or wire casing 10, fixing band 40 can be used to be bundled in pipe
On road or wire casing 10, and it is the most reasonable to observe qualification position；
Two, the qualification gradient determined according to step one, as shown in Figures 2 and 3, by range adjusting knob 30 turn to 5 °,
The control switch K2e making this angle range shelves correspondence conductive probe 24 closes automatically；
Three, when pipeline or the gradient of wire casing 10 or gradient reach to identify the gradient, bubble 23 moves to relevant position,
This conduction control head 24 then contacts conducting solution 22, and the warning circuit conducting at its place, operator can be by viewing lamp HL
The gradient is identified in the most luminous judgement, say, that when display lamp HL luminescence, it is determined that pipeline or wire casing 10 are unsatisfactory for regulation
The requirement of the qualification gradient.
The equipment measurement method of planeness of the present invention, is fixed on equipment flatness detecting device 100 on equipment to be detected,
And whether turn on according to its internal warning circuit and to judge whether equipment flatness meets design requirement, i.e. put down at evaluation apparatus
Whole when spending, equipment flatness detecting device 100 only need to be close to the test surfaces of equipment to be detected, by the display lamp of warning circuit
HL reflection qualification result is more directly perceived, reduces the skill set requirements to operator, and this detection method operating procedure is simple, economical real
With, and it is capable of the monitoring of multi-faceted horizontal tilt state, thus ensured and produced and the safety of construction.
Above-mentioned steps one also includes, carries out the initial survey of instrument performance, i.e. before identifying the gradient of pipeline or wire casing 10
Normally closed switch K1 on Guan Bi warning circuit and all control switch K2, makes detection device body 20 tilt certain angle, observes
Display lamp HL whether normal luminous, to guarantee that each element of warning circuit is in normal operating conditions.
In above-mentioned steps two, before identifying the gradient of pipeline or wire casing 10, disconnect each control of conductive probe 24 correspondence
System switch K2, and check whether the normally closed switch K1 of main circuit closes.
Foregoing description is only the description to present pre-ferred embodiments, not any restriction to the scope of the invention, this
Any change that the those of ordinary skill in bright field does according to the disclosure above content, modification, belong to right.
Claims (9)
1. an equipment flatness detecting device, it is characterised in that including:
One detection device body, arranges a casing being packaged with conducting solution in described detection device body；
The top of described conducting solution is floating with a bubble；
Being vertically arranged to some conductive probes of described casing central authorities, the outside of described conductive probe is coated with insulated sleeve, institute
State conductive probe to expose the top of described insulated sleeve and be positioned at described bubble；
And warning circuit, described warning circuit includes main circuit and two branch roads in parallel being connected with described main circuit, i.e.
Branch road one and branch road two, wherein, described main circuit includes power supply DC, display lamp HL and the normally closed switch K1 of series connection, described main electricity
The other end on road is connected with described conductive probe respectively, and every described conductive probe is respectively connected with a control switch K2, described
Branch road one is in series with resistance one R1, described branch road two is in series with resistance two R2, and described branch road one and described branch road two
The other end connects with the conducting solution in described casing.
Equipment flatness detecting device the most according to claim 1, it is characterised in that: some described conductive probes are around institute
The axis stating casing is equidistantly arranged in square or circle.
Equipment flatness detecting device the most according to claim 1 and 2, it is characterised in that: also include being arranged at described inspection
Survey the range adjusting knob on device body.
Equipment flatness detecting device the most according to claim 1 and 2, it is characterised in that: also include a heater circuit, institute
State in heater circuit includes being arranged at described conducting solution and be coated with the heating wire of insulated sleeve, and be arranged at described casing
Outer and that connect with described heating wire resistance three R3, power supply DC and normal open switch K3.
Equipment flatness detecting device the most according to claim 1 and 2, it is characterised in that: also include being arranged at described inspection
Survey the some fixing bands on device body.
Equipment flatness detecting device the most according to claim 1 and 2, it is characterised in that: described conducting solution is solvable
The aqueous solution of property acid-alkali salt.
7. an equipment measurement method of planeness, utilizes the equipment flatness detection dress as described in any one of claim 1 to 6
Putting, step is as follows:
One, according to construction drawing and relevant design requirement, determine the qualification gradient of equipment to be detected, described equipment flatness is examined
Survey device to be fixed on described equipment to be detected, and it is the most reasonable to observe qualification position；
Two, the qualification gradient regulation range adjusting knob determined according to described step one so that the angle of described range adjusting knob
The control switch Guan Bi automatically of tolerance journey shelves correspondence conductive probe；
Three, when the gradient of described equipment to be detected or gradient reach the described qualification gradient, corresponding described conductive probe contacts
Conducting solution makes warning circuit turn on, by the most luminous requirement determining whether to meet the qualification gradient of viewing lamp HL.
Equipment measurement method of planeness the most according to claim 7, it is characterised in that: described step one also includes, at mirror
Carrying out the initial survey of instrument performance before the gradient of fixed described equipment to be detected or gradient, close on described warning circuit is normally closed
Switch K1 and control switch K2, makes described equipment flatness detecting device tilt certain angle, is the most just observing described display lamp
Chang Faguang.
Equipment measurement method of planeness the most according to claim 8, it is characterised in that: in described step 2, identifying institute
Before stating the gradient or the gradient of equipment to be detected, disconnect the control switch K2 that described conductive probe is corresponding, and check main circuit
Normally closed switch K1 whether close.
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| CN106733316A (en) * | 2017-03-21 | 2017-05-31 | 唐山曹妃甸二十二冶工程技术有限公司 | The control device of blackwash sprayer |
| CN110081859A (en) * | 2019-04-29 | 2019-08-02 | 上海市安装工程集团有限公司 | Gradient detection instrument, gradient detection and alarm method |
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