CN208125589U - The calibrating installation of smooth piece of positive static pressure in swinging friction coefficient measuring apparatus - Google Patents
The calibrating installation of smooth piece of positive static pressure in swinging friction coefficient measuring apparatus Download PDFInfo
- Publication number
- CN208125589U CN208125589U CN201820727527.8U CN201820727527U CN208125589U CN 208125589 U CN208125589 U CN 208125589U CN 201820727527 U CN201820727527 U CN 201820727527U CN 208125589 U CN208125589 U CN 208125589U
- Authority
- CN
- China
- Prior art keywords
- smooth piece
- smooth
- connecting rod
- hoistable platform
- static pressure
- 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.)
- Expired - Fee Related
Links
Abstract
The utility model provides a kind of calibrating installation of smooth piece of positive static pressure in swinging friction coefficient measuring apparatus, it is related to measurement and calibration field, by the way that the pendulum for being equipped with smooth piece is fixed on pressure calibration frame, the weighing face contact that smooth piece of bottom end passes through smooth component and Weighing module, Weighing module is placed on hoistable platform, dial gauge is fixed on magnetic bracket, simultaneously, the measuring head of dial gauge is disposed vertically on hoistable platform, slowly rotation hoistable platform, when the indicating value of Weighing module changes, read the value of dial gauge, hoistable platform is rotated again, when the indicating value of Weighing module is shown as 2263g, read the value of dial gauge at this time, it is smooth piece of length deformation amount that two values are only poor.For the utility model by the way that dial gauge is utilized, Weighing module and hoistable platform realize the calibration of smooth piece of positive static pressure, simple to operate, greatly improve the prover time of smooth piece of positive static pressure.
Description
Technical field
The utility model relates to smooth piece of forward directions in measurement and calibration field more particularly to a kind of swinging friction coefficient measuring apparatus
The calibrating installation of static pressure.
Background technique
Pavement Skid Resistance is one of the key technology of one n-th-trem relation n people life property safety of highway and arterial highway.?
Today that highway construction flourishes, the antiskid performance on road surface increasingly become the content of highway communication concern.Road is applied at present
Antiskid service check during work mainly uses pendulum friction coefficient determinator to test.
Pendulum friction coefficient determinator is a kind of special instrument for being tested material surface coefficient of friction, is applicable in
In road surface, airfield pavement, parking lot and other materials with plane characteristic.The working principle of pendulum friction coefficient determinator
It is：One piece smooth piece of the pendulum bottom installation of pendulum friction coefficient determinator, it is smooth when pendulum is from certain altitude oneself bottom
Block face is contacted with testing surface.The energy for losing part due to friction between the two is equal with the losses of potential energy of pendulum,
Pass through the coefficient of friction of the available tested surface of the losses of potential energy of pendulum.Wherein the size of smooth piece of positive static pressure directly affects
To the accuracy of pendulum friction coefficient determinator, and then influence the detection of road pavement antiskid performance.
It is at present that pendulum is reversely vertical to the method for smooth piece in pendulum friction coefficient determinator positive static pressure test
It puts, pulls smooth piece to move down by 2263g counterweight, and then using the method for amesdial measurement length deformation amount.It is this
Method operation is sufficiently complex, and since smooth piece of surface is smooth, when hanging up counterweight, extremely easy generation is fallen, to sliding on pendulum
When slipping block forward direction static pressure and being adjusted, need to be wasted the plenty of time by removing on pressure calibration frame, affected smooth piece of calibration
The efficiency of positive static pressure.
Utility model content
The purpose of this utility model is to provide a kind of schools of smooth piece in swinging friction coefficient measuring apparatus positive static pressure
Standard apparatus and method, to solve the above technical problems.
The utility model using following technical scheme in order to solve the above technical problems, realized：
The calibrating installation of smooth piece of positive static pressure in a kind of swinging friction coefficient measuring apparatus, it is characterised in that：Including magnetic
Property bracket (1), dial gauge (2), pressure calibration frame (3), goods of furniture for display rather than for use (4), smooth component (5), Weighing module (6) and hoistable platform
(7)；The goods of furniture for display rather than for use (4) is mounted on pressure calibration frame (3), and the lower end of goods of furniture for display rather than for use (4) is connected with smooth piece；The Weighing module
(6) it is placed on hoistable platform (7), the Weighing module (6) and hoistable platform (7) are located at the lower section of goods of furniture for display rather than for use (4)；Described smooth group
Part (5) is between smooth piece and Weighing module (6)；The magnetic bracket (1) is adsorbed in the bottom surface of pressure calibration frame (3) vertically
On, dial gauge (2) is fixed on magnetic bracket (1), the upper table of the measuring head perpendicular contact of dial gauge (2) to hoistable platform (7)
Face；The smooth component (5) includes the sliding block (51) that a lower part is smooth disc, and the top of sliding block (51) is provided with V-groove,
The angle of V-groove is 90 °, the opening upwards of V-groove, and connecting rod rest (52) are arranged in V-groove, the connecting rod rest with described smooth piece
Connection.
Preferably, the maximum range of the dial gauge (2) is greater than 6mm.
Preferably, the Weighing module (6) is formed by weighing with display module, maximum range is greater than 3000g, and has
There is Protection Counter Functions.
Preferably, the maximum range that the hoistable platform (7) can be gone up and down is greater than 6mm.
Preferably, the connecting rod rest includes the first connecting rod being obliquely installed and longitudinally connected in first connecting rod middle section
Second connecting rod, the upper end of first connecting rod and second connecting rod is connected to the lower end surface of goods of furniture for display rather than for use (4)；The lower end of the first connecting rod has
There is a right-angle side, the right-angle side and V-groove cooperate.
Preferably, the lower end surface setting of the goods of furniture for display rather than for use (4) is fluted, the upper end of the first connecting rod and second connecting rod connects
It connects in groove.
Another purpose of the utility model is to provide a kind of calibration method using above-mentioned calibrating installation, and feature exists
In：
Include the following steps：
1) goods of furniture for display rather than for use (4) and be connected on goods of furniture for display rather than for use (4) smooth piece are installed on pressure calibration frame (3)；
2) hoistable platform (7) is placed in the lower section of goods of furniture for display rather than for use (4), Weighing module (6) is placed on hoistable platform (7)；
3) mobile Weighing module (6) and hoistable platform (7) cooperate the V-groove of connecting rod rest (52) and sliding block (51), sliding block
(51) lower part can touch the weighing surface (61) of Weighing module (6)；
4) magnetic bracket (1) is adsorbed on the bottom surface of pressure calibration frame (3) vertically, dial gauge (2) is fixed on magnetism
After bracket (1), adjusting magnetic bracket (1) makes the measuring head perpendicular contact of dial gauge (2) to the upper surface of hoistable platform (7)；
5) hoistable platform (7) slowly are adjusted, when the indicating value of Weighing module (6) generates minor change by zero, presses clearing
Button；The indicating value La of dial gauge (2) at this time is read, adjusts hoistable platform (7) again, when the indicating value of Weighing module (6) reaches
When 2263g, the indicating value Lb of dial gauge (2) is read, then smooth piece of length deformation amount is L1=Lb-La；
6) it repeats step 3)-step 5) 2 times, obtains smooth piece of length deformation amount L2, L3. and take being averaged for L1, L2 and L3
Value is used as calibration result, judges whether it meets the requirement accordingly standardized.
The utility model has the beneficial effects that：
1, hoistable platform is used, the variable quantity of dial gauge indicating value is converted by smooth piece of length deformation amount, realizes
The intuitive display of smooth piece of length deformation amount.
2, Weighing module is used, the intuitive display of smooth piece of positive static pressure is realized.
3, using autocratic pressure calibration frame, it can be realized the smooth piece of online adjustment of positive static pressure, to meet phase
The a large amount of time has been saved in the requirement that should be standardized.4. smooth piece is provided with smooth component between Weighing module to transmit positive pressure
Power is the sliding block of smooth disc by lower part, horizontal pressure force can be discharged.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of the smooth component of the utility model；
Appended drawing reference：1- magnetic bracket；2- dial gauge；3- pressure calibration frame；4- goods of furniture for display rather than for use；The smooth component of 5-；6- weighing mould
Block；7- hoistable platform；51- sliding block；52- connecting rod rest；61- weighing surface.
Specific embodiment
In order to be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, under
The utility model is further described in face with specific embodiments and the drawings, but following embodiments are only the excellent of the utility model
Embodiment is selected, and not all.Based on the implementation example in the implementation mode, those skilled in the art are not making creative work
Under the premise of obtained other embodiments, belong to the protection scope of the utility model.
Specific embodiment of the utility model is described with reference to the accompanying drawing.
As shown in Figs. 1-2,
The calibrating installation and calibration method of smooth piece of positive static pressure in a kind of swinging friction coefficient measuring apparatus
Calibrating installation, including magnetic bracket 1, dial gauge 2, pressure calibration frame 3, goods of furniture for display rather than for use 4, smooth component 5, Weighing module 6
With hoistable platform 7；Goods of furniture for display rather than for use 4 is mounted on pressure calibration frame 3, and the lower end of goods of furniture for display rather than for use 4 is connected with smooth piece；Weighing module 6 is placed in liter
It drops on platform 7, Weighing module 6 and hoistable platform 7 are located at the lower section of goods of furniture for display rather than for use 4；Smooth component 5 is located at smooth piece and Weighing module 6
Between；Magnetic bracket 1 is adsorbed in vertically on the bottom surface of pressure calibration frame 3, and dial gauge 2 is fixed on magnetic bracket 1, dial gauge 2
Measuring head perpendicular contact to the upper surface of hoistable platform 7；Smooth component 5 includes the sliding block 51 that a lower part is smooth disc,
The top of sliding block 51 is provided with V-groove, and the angle of V-groove is 90 °, the opening upwards of V-groove, and connecting rod rest 52 is arranged in V-groove,
Connecting rod rest is connect with described smooth piece
Calibration method includes the following steps：
1) goods of furniture for display rather than for use 4 and be connected on goods of furniture for display rather than for use 4 smooth piece are installed on pressure calibration frame 3；
2) hoistable platform 7 is placed in the lower section of goods of furniture for display rather than for use 4, Weighing module 6 is placed on hoistable platform 7；
3) mobile Weighing module 6 and hoistable platform 7 cooperate the V-groove of connecting rod rest 52 and sliding block 51,51 lower part energy of sliding block
Enough touch the weighing surface 61 of Weighing module 6；
4) magnetic bracket 1 is adsorbed on the bottom surface of pressure calibration frame 3 vertically, dial gauge 2 is fixed on magnetic bracket 1
Afterwards, adjusting magnetic bracket 1 makes the measuring head perpendicular contact of dial gauge 2 to the upper surface of hoistable platform 7；
5) hoistable platform 7 is slowly adjusted, when the indicating value of Weighing module 6 generates minor change by zero, presses reset button；
The indicating value La of dial gauge 2 at this time is read, adjusts hoistable platform 7 again, when the indicating value of Weighing module 6 reaches 2263g, reads hundred
Divide the indicating value Lb of table 2, then smooth piece of length deformation amount is L1=Lb-La；
6) it repeats step 3)-step 5) 2 times, obtains smooth piece of length deformation amount L2, L3. and take being averaged for L1, L2 and L3
Value is used as calibration result, judges whether it meets the requirement accordingly standardized.
The utility model uses autocratic pressure calibration frame, by utilizing dial gauge, Weighing module, magnetic bracket and liter
Platform is dropped, the calibration problem of smooth piece of positive static pressure in pendulum friction coefficient determinator is realized.By the way that smooth piece will be equipped with
Goods of furniture for display rather than for use be fixed on pressure calibration frame, the weighing face contact of smooth piece of bottom end by smooth component and Weighing module, weighing
Module is placed on hoistable platform, and dial gauge is fixed on magnetic bracket, meanwhile, the measuring head of dial gauge is disposed vertically in liter
It drops on platform, slowly rotates hoistable platform, when the indicating value of Weighing module changes, read the value of dial gauge, rotate again
Hoistable platform reads the value of dial gauge at this time, it is smooth piece that two values are only poor when the indicating value of Weighing module is shown as 2263g
Length deformation amount.The utility model realizes smooth piece of positive static pressure by the way that dial gauge, Weighing module and hoistable platform is utilized
The calibration of power, it is simple to operate, greatly improve the prover time of smooth piece of positive static pressure.
If smooth piece of length deformation amount does not reach the requirement accordingly standardized, the top of the pendulum by the way that smooth piece will be equipped with
Screw is adjusted, and is tested again, until reaching corresponding requirement.
Basic principles, main features, and advantages of the present invention has been shown and described above.Current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Be only the utility model preference, be not intended to limit the utility model, do not departing from the spirit and scope of the utility model
Under the premise of, the utility model also has various changes and improvements, these changes and improvements both fall within claimed it is practical
In novel range.The protection scope of the present invention is defined by the appended claims and their equivalents.
Claims (6)
1. the calibrating installation of smooth piece of positive static pressure in a kind of swinging friction coefficient measuring apparatus, it is characterised in that：Including magnetism
Bracket (1), dial gauge (2), pressure calibration frame (3), goods of furniture for display rather than for use (4), smooth component (5), Weighing module (6) and hoistable platform (7)；
The goods of furniture for display rather than for use (4) is mounted on pressure calibration frame (3), and the lower end of goods of furniture for display rather than for use (4) is connected with smooth piece；
The Weighing module (6) is placed on hoistable platform (7), and the Weighing module (6) and hoistable platform (7) are located at goods of furniture for display rather than for use (4)
Lower section；The smooth component (5) is between smooth piece and Weighing module (6)；
The magnetic bracket (1) is adsorbed on the bottom surface of pressure calibration frame (3) vertically, and dial gauge (2) is fixed on magnetic bracket (1)
On, the upper surface of the measuring head perpendicular contact of dial gauge (2) to hoistable platform (7)；
The smooth component (5) includes the sliding block (51) that a lower part is smooth disc, and the top of sliding block (51) is provided with V-type
Slot, the angle of V-groove are 90 °, the opening upwards of V-groove, and connecting rod rest (52) are arranged in V-groove, the connecting rod rest and the cunning
Slip block connection.
2. the calibrating installation of smooth piece of positive static pressure, special in swinging friction coefficient measuring apparatus according to claim 1
Sign is：The maximum range of the dial gauge (2) is greater than 6mm.
3. the calibrating installation of smooth piece of positive static pressure, special in swinging friction coefficient measuring apparatus according to claim 1
Sign is：The Weighing module (6) is formed by weighing with display module, and maximum range is greater than 3000g, and has and reset function
Energy.
4. the calibrating installation of smooth piece of positive static pressure, special in swinging friction coefficient measuring apparatus according to claim 1
Sign is：The maximum range that the hoistable platform (7) can be gone up and down is greater than 6mm.
5. the calibrating installation of smooth piece of positive static pressure, special in swinging friction coefficient measuring apparatus according to claim 1
Sign is：The connecting rod rest includes the first connecting rod being obliquely installed and longitudinally connected the second company in first connecting rod middle section
The upper end of bar, first connecting rod and second connecting rod is connected to the lower end surface of goods of furniture for display rather than for use (4)；The lower end of the first connecting rod is straight with one
The arm of angle, the right-angle side and V-groove cooperate.
6. the calibrating installation of smooth piece of positive static pressure, special in swinging friction coefficient measuring apparatus according to claim 5
Sign is：The lower end surface setting of the goods of furniture for display rather than for use (4) is fluted, and the upper end of the first connecting rod and second connecting rod is connected to groove
It is interior.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820727527.8U CN208125589U (en) | 2018-05-15 | 2018-05-15 | The calibrating installation of smooth piece of positive static pressure in swinging friction coefficient measuring apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820727527.8U CN208125589U (en) | 2018-05-15 | 2018-05-15 | The calibrating installation of smooth piece of positive static pressure in swinging friction coefficient measuring apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208125589U true CN208125589U (en) | 2018-11-20 |
Family
ID=64185269
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820727527.8U Expired - Fee Related CN208125589U (en) | 2018-05-15 | 2018-05-15 | The calibrating installation of smooth piece of positive static pressure in swinging friction coefficient measuring apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208125589U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108444905A (en) * | 2018-05-15 | 2018-08-24 | 广东华路交通科技有限公司 | The calibration method of smooth piece of positive static pressure in swinging friction coefficient measuring apparatus |
-
2018
- 2018-05-15 CN CN201820727527.8U patent/CN208125589U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108444905A (en) * | 2018-05-15 | 2018-08-24 | 广东华路交通科技有限公司 | The calibration method of smooth piece of positive static pressure in swinging friction coefficient measuring apparatus |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206002085U (en) | Building leveller | |
| CN108827193B (en) | Detection device for accurately detecting flatness of template | |
| CN108317991A (en) | A kind of plank automatic detection system | |
| CN206248700U (en) | A kind of adjustable probe automatic detection device | |
| CN208125589U (en) | The calibrating installation of smooth piece of positive static pressure in swinging friction coefficient measuring apparatus | |
| CN207850359U (en) | A kind of device measuring Highway Foundation sedimentation | |
| CN207123252U (en) | A kind of measuring rule for slope that can quickly measure side slope angle | |
| CN203177833U (en) | Gluing technique parameter detecting device | |
| CN207408231U (en) | Wireless subgrade and pavement rebound deflection test system | |
| CN202614517U (en) | Automotive door hinge detection device | |
| CN217104633U (en) | Portable levelness detector for highway construction | |
| CN201269850Y (en) | Constant pressure type pendulum instrument | |
| CN108444905A (en) | The calibration method of smooth piece of positive static pressure in swinging friction coefficient measuring apparatus | |
| CN203455358U (en) | Portable aerovane | |
| CN203365300U (en) | Pavement friction coefficient detection device | |
| CN204731146U (en) | A kind of precision pulling device for testing tensile force | |
| CN211478029U (en) | Friction coefficient measuring device for highway detection | |
| CN206321192U (en) | A kind of flank of tooth verticality measurement device | |
| CN208171838U (en) | It is a kind of can self calibration and automatic reading friction coefficient tester for pavement | |
| CN208621089U (en) | Exempt from tripod measuring table device in a kind of tunnel | |
| CN205539048U (en) | Movable wind speed measurement system based on ultrasonic wave | |
| CN201293640Y (en) | Level tube-type deflection gage | |
| CN208887764U (en) | A kind of weighbridge leveling unit | |
| CN208366814U (en) | A kind of surface friction coefficient detection device | |
| CN204373842U (en) | High precision device for measuring force |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181120 Termination date: 20190515 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |