CN208751536U - A kind of subgrade and pavement deflection testing device - Google Patents
A kind of subgrade and pavement deflection testing device Download PDFInfo
- Publication number
- CN208751536U CN208751536U CN201821500663.XU CN201821500663U CN208751536U CN 208751536 U CN208751536 U CN 208751536U CN 201821500663 U CN201821500663 U CN 201821500663U CN 208751536 U CN208751536 U CN 208751536U
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- China
- Prior art keywords
- lever
- support
- gauge head
- subgrade
- horizontal ruler
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Abstract
The utility model discloses a kind of subgrade and pavement deflection testing devices, including measuring lever, the measurement lever includes preceding lever, support lever and rear lever, the bottom of the support lever is fixedly installed pedestal, the preceding lever is installed in the side of support lever, and the junction of the preceding lever and support lever is provided with torsional moment hinge, fixed on the preceding lever chimeric to have horizontal ruler, spirit bubble is installed on the horizontal ruler, one end of the preceding lever is provided with the gauge head of integral type；Three stage structure is set by the lever of the device, it is connected between lever by torsional moment hinge, lever can be stretched when use by torsional moment hinge, ease of assembly uses, and folding and unfolding is more convenient, is provided with a horizontal ruler on the preceding lever and rear lever of the device, the spirit bubble on observation horizontal ruler can be passed through when use, the device carry out level is put, avoids the balance of lever from having an impact the detection data of instrument, improves the detection accuracy of the device.
Description
Technical field
The utility model belongs to pavement detection technical field, and in particular to a kind of subgrade and pavement deflection testing device.
Background technique
Existing subgrade and pavement deflection testing device, usual detecting instrument are made of two levers, when using detection, are needed
Lever to be fitted together by bolt, install more troublesome, needed longer built-up time when in use, influence work
Make the efficiency detected, and when detecting, if there is certain gradient on road surface, needs will test the placement of device level, when avoiding detection
It has an impact, prevents the result of detection from leading to the problem of error larger, thus it is proposed that a kind of subgrade and pavement deflection testing dress
It sets.
Utility model content
The purpose of this utility model is to provide a kind of subgrade and pavement deflection testing devices, to solve in above-mentioned background technique
The existing subgrade and pavement deflection testing device proposed, usual detecting instrument are made of two levers, when using detection, are needed
Lever is fitted together by bolt, installs more troublesome, longer built-up time is needed when in use, influences work
The efficiency of detection, and when detecting, if there is certain gradient on road surface, need will test the placement of device level, production when avoiding detecting
It is raw to influence, prevent the result of detection from leading to the problem of error larger.
To achieve the above object, the utility model provides the following technical solutions: a kind of subgrade and pavement deflection testing device, packet
Measurement lever is included, the measurement lever includes preceding lever, support lever and rear lever, the bottom fixed setting of the support lever
There is a pedestal, the preceding lever is installed in the side of support lever, and the junction of the preceding lever and support lever is provided with torque
Hinge, on the preceding lever it is fixed it is chimeric have horizontal ruler, spirit bubble is installed on the horizontal ruler, one end of the preceding lever is set
It is equipped with the gauge head of integral type, stretching gauge head is slidably connected on the gauge head, the inner surface of the gauge head offers guide rail, institute
The inner surface for stating stretching gauge head is provided with the position limiting slide block of integral type, and the gauge head by position limiting slide block and is led with stretching gauge head
Rail is fixed, and the bottom for stretching gauge head is provided with the gauge head upright bar of integral type, and the rear lever is installed in support lever
The other side, the junction of the support lever and rear lever is provided with torsional moment hinge, it is described after the top other side of lever set
It is equipped with the measuring point screw rod of integral type, the other side of the measurement lever is installed with dial indicator bracket, fills on the dial indicator bracket
Equipped with dial gauge.
Preferably, it is provided with horizontal ruler on the preceding lever and rear lever, the horizontal ruler is horizontally fixed on preceding lever
With the inside of rear lever.
Preferably, the measuring point screw rod is installed in the underface of dial gauge, and measuring point screw rod resists in the contact of dial gauge
The heart.
Preferably, it is provided on the pedestal and screws strut, the measurement lever is fixed by screwing strut support.
Preferably, the preceding lever passes through torsional moment hinge with rear lever with support lever, support lever and connect rotation.
Compared with prior art, the utility model has the beneficial effects that
(1) device when in use, sets three stage structure for the lever of the device, passes through torsional moment hinge between lever
Connection, lever is taken out, can be stretched lever by torsional moment hinge when in use, and ease of assembly uses, and after use
Lever can be folded by damp hinge, folding and unfolding is more convenient, improves the convenience of the device；
(2) it is provided with a horizontal ruler on the preceding lever of the device and rear lever, is provided with spirit bubble on horizontal ruler,
When use the device carry out level can be put, avoid the balance of lever to the detection data of instrument by observing spirit bubble
It has an impact, improves the detection accuracy of the device.
(3) it is installed with an adjustable stretching gauge head on the gauge head of the device, can will stretch gauge head when in use
It pulls out, lengthens the length of the measurement lever, measured convenient for road pavement.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the folded structural schematic diagram of the utility model lever；
Fig. 3 is the structural schematic diagram that the utility model stretches gauge head；
Fig. 4 is the utility model gauge head and the section structural schematic diagram for stretching gauge head；
In figure: 1, gauge head upright bar；2, gauge head；3, preceding lever；4, horizontal ruler；5, spirit bubble；6, support lever；7, pedestal；
8, torsional moment hinge；9, rear lever；10, dial gauge；11, dial indicator bracket；12, measuring point screw rod；13, gauge head is stretched；14, limit is slided
Block；15, guide rail.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1, Fig. 2, Fig. 3 and Fig. 4 are please referred to, the utility model provides a kind of technical solution: a kind of subgrade and pavement flexure inspection
Device, including measurement lever are surveyed, measurement lever includes preceding lever 3, support lever 6 and rear lever 9, and the bottom of support lever 6 is solid
Surely it is provided with pedestal 7, preceding lever 3 is installed in the side of support lever 6, and preceding lever 3 and the junction of support lever 6 are provided with torsion
Square hinge 8, on preceding lever 3 it is fixed it is chimeric have horizontal ruler 4, spirit bubble 5 is installed on horizontal ruler 4, one end of preceding lever 3 is provided with
The gauge head 2 of integral type slidably connects on gauge head 2 and stretches gauge head 13, and the inner surface of gauge head 2 offers guide rail 15, stretches and surveys
First 13 inner surface is provided with the position limiting slide block 14 of integral type, and gauge head 2 and stretching gauge head 13 pass through position limiting slide block 14 and guide rail
15 are fixed, and the bottom for stretching gauge head 13 is provided with the gauge head upright bar 1 of integral type, and rear lever 9 is installed in the another of support lever 6
The junction of side, support lever 6 and rear lever 9 is provided with torsional moment hinge 8, and the top other side of rear lever 9 is provided with one
The measuring point screw rod 12 of formula, the other side for measuring lever are installed with dial indicator bracket 11, are installed with dial gauge on dial indicator bracket 11
10。
In order to preferably measure, in the present embodiment, it is preferred that be provided with horizontal ruler on preceding lever 3 and rear lever 9
4, horizontal ruler 4 is horizontally fixed on the inside of preceding lever 3 and rear lever 9.
In order to which measurement data is more accurate, in the present embodiment, it is preferred that measuring point screw rod 12 be installed in dial gauge 10 just under
Side, and measuring point screw rod 12 resists the contact center of dial gauge 10.
The device is supported in order to preferably fix, in the present embodiment, it is preferred that be provided on pedestal 7 and screw strut, measure
Lever is fixed by screwing strut support.
In order to preferably fold the measurement lever, in the present embodiment, it is preferred that preceding lever 3 and support lever 6, supporting lever
Bar 6 connect rotation by torsional moment hinge 8 with rear lever 9.
The working principle and process for using of the utility model: the device when in use, is cleaned using preceding take out the device,
Preceding lever 3, support lever 6 and rear lever 9 are stretched by torsional moment hinge 8 and fixed, dial gauge 10 is mounted in dial indicator bracket 11
On, it is moved it on road surface after assembling, is fixed on measurement place, by observing the spirit bubble 9 on preceding lever 3 and rear lever 9, adjusted
The balance of the device is saved, so that surveying end just in the gap location of twin tires, the pointer nulling of dial gauge 10 is adjusted, can be surveyed
It is fixed, the component on the device is removed after measurement, preceding lever 3, support lever 6 and rear lever 9 are folded by torsional moment hinge 8,
Folding and unfolding assembles more convenient, improves the practicability of the device.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of subgrade and pavement deflection testing device, including measurement lever, it is characterised in that: the measurement lever includes preceding lever
(3), the bottom of support lever (6) and rear lever (9), the support lever (6) is fixedly installed pedestal (7), the preceding lever
(3) it is installed in the side of support lever (6), the preceding lever (3) and the junction of support lever (6) are provided with torsional moment hinge
(8), there is horizontal ruler (4) fixed be fitted on the preceding lever (3), spirit bubble (5) is installed on the horizontal ruler (4), before described
One end of lever (3) is provided with the gauge head (2) of integral type, slidably connects on the gauge head (2) and stretches gauge head (13), the survey
The inner surface of head (2) offers guide rail (15), and the limit that the inner surface for stretching gauge head (13) is provided with integral type is sliding
Block (14), the gauge head (2) are fixed by position limiting slide block (14) with guide rail (15) with stretching gauge head (13), and the stretching is surveyed
The bottom of head (13) is provided with the gauge head upright bar (1) of integral type, and the rear lever (9) is installed in the other side of support lever (6),
The junction of the support lever (6) and rear lever (9) is provided with torsional moment hinge (8), the top other side of the rear lever (9)
It is provided with the measuring point screw rod (12) of integral type, the other side of the measurement lever is installed with dial indicator bracket (11), the percentage
Dial gauge (10) are installed on table bracket (11).
2. a kind of subgrade and pavement deflection testing device according to claim 1, it is characterised in that: the preceding lever (3) with
It is provided with horizontal ruler (4) on lever (9) afterwards, the horizontal ruler (4) is horizontally fixed on the interior of preceding lever (3) and rear lever (9)
Portion.
3. a kind of subgrade and pavement deflection testing device according to claim 1, it is characterised in that: the measuring point screw rod (12)
It is installed in the underface of dial gauge (10), and measuring point screw rod (12) resists the contact center of dial gauge (10).
4. a kind of subgrade and pavement deflection testing device according to claim 1, it is characterised in that: set on the pedestal (7)
It is equipped with and screws strut, the measurement lever is fixed by screwing strut support.
5. a kind of subgrade and pavement deflection testing device according to claim 1, it is characterised in that: the preceding lever (3) with
Support lever (6), support lever (6) connect rotation by torsional moment hinge (8) with rear lever (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821500663.XU CN208751536U (en) | 2018-09-12 | 2018-09-12 | A kind of subgrade and pavement deflection testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821500663.XU CN208751536U (en) | 2018-09-12 | 2018-09-12 | A kind of subgrade and pavement deflection testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208751536U true CN208751536U (en) | 2019-04-16 |
Family
ID=66084187
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821500663.XU Active CN208751536U (en) | 2018-09-12 | 2018-09-12 | A kind of subgrade and pavement deflection testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208751536U (en) |
-
2018
- 2018-09-12 CN CN201821500663.XU patent/CN208751536U/en active Active
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