CN209542314U - Subgrade resilient modulus analyzer - Google Patents
Subgrade resilient modulus analyzer Download PDFInfo
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- CN209542314U CN209542314U CN201821823709.1U CN201821823709U CN209542314U CN 209542314 U CN209542314 U CN 209542314U CN 201821823709 U CN201821823709 U CN 201821823709U CN 209542314 U CN209542314 U CN 209542314U
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Abstract
The utility model provides a kind of subgrade resilient modulus analyzer, and the load that can bear in elastic deformation stage for measuring roadbed material, modulus of resilience analyzer includes: pedestal；Mounting bracket, mounting bracket are located on pedestal；Lever hanger bracket, lever suspension are erected in mounting bracket；Lever, lever are connected with lever hanger bracket and prolong in the horizontal direction, and one end of lever is equipped with the first counterweight, and the first counterweight is movable on one end of lever, and the other end of lever is equipped with counterweight and adds frame；Counterweight component, counterweight component are located on lever, and counterweight component includes weight, and weight can be detached from counterweight component；Tester defines chamber in tester, and tester is corresponding with the position of counterweight component, and loading plate is additionally provided in tester；Pressure gauge and dial gauge, pressure gauge and dial gauge are respectively provided on lever hanger bracket.The subgrade resilient modulus analyzer of the utility model can effectively improve the testing efficiency and accuracy of modulus of resilience analyzer.
Description
Technical field
The utility model relates to the field of test technology of subgrade resilient modulus, more particularly, to a kind of subgrade resilient mould
Measure analyzer.
Background technique
The modulus of resilience refers to that its corresponding rebound of stress that roadbed, road surface and road-making material generate under load action is answered
The ratio of change, Rebound Modulus of Subgrade indicate that soil matrix in elastic deformation stage, under Action of Vertical Loads, resists vertical deformation
Ability, if vertical load is definite value, the vertical displacement that Rebound Modulus of Subgrade value generates if bigger is just smaller；If vertical displacement
It is definite value, modulus of resilience value is bigger, then the ability of soil matrix receiving external load effect is just bigger, therefore, uses back in Pavement Design
Play index of the modulus as soil matrix compression strength.
Existing subgrade resilient modulus analyzer, testing efficiency is low and measuring accuracy is poor.Also, existing subgrade resilient
Modulus tester complicated integral structure is unfavorable for installing and adjust.
Utility model content
In view of this, the present invention provides the subgrade resilient modulus analyzers that a kind of testing efficiency is high and accuracy is high.
In order to solve the above technical problems, the utility model uses following technical scheme:
According to the subgrade resilient modulus analyzer of the utility model embodiment, for measuring roadbed material in flexible deformation rank
The load that can bear in section, modulus of resilience analyzer includes: pedestal；Mounting bracket, the mounting bracket are located at the pedestal
Above and with the pedestal it is detachably connected；Lever hanger bracket, the lever suspension are erected in the mounting bracket, the thick stick
Bar hanger bracket is movable on the longitudinal direction of the mounting bracket；Lever, the lever are connected and with the lever hanger bracket in water
It square upwardly extending, one end of the lever is equipped with the first counterweight, and first counterweight is movable on one end of the lever,
The other end of the lever is equipped with counterweight and adds frame, and the counterweight addition frame extends downwards vertically along the other end of the lever；
Counterweight component, the counterweight component are located on the lever, and the counterweight component includes weight, and the weight can be detached from described heavy
Hammer component into shape；Tester, the tester are formed as column, chamber are defined in the tester to contain the roadbed material,
The tester is corresponding with the position of the counterweight component, and loading plate is additionally provided in the tester to be pressed in the roadbed material
On material, the weight modulus of resilience measurement to carry out the roadbed material corresponding with the position of the loading plate；Pressure gauge
And dial gauge, the pressure gauge and the dial gauge are respectively provided on the lever hanger bracket to test the roadbed material respectively
The time of pressure and test in the tester.
One embodiment according to the present utility model, the pedestal are formed as alloy sheets, and a part of the pedestal is formed
For square plate and another part is formed as trapezoidal plate body, and the mounting bracket is located in the square plate.
One embodiment according to the present utility model, the mounting bracket include: first support ontology and second support sheet
Body, the first support ontology and the second support ontology are arranged spaced apart on the base, the first support ontology
It is connect respectively with the whorl of base with the second support ontology.
The institute backwards of one embodiment according to the present utility model, the first support ontology and the second support ontology
The one end for stating pedestal is respectively equipped with external screw thread, and the both ends of the lever hanger bracket are respectively equipped in corresponding with the external screw thread
Screw thread, the lever hanger bracket are threadedly coupled with the mounting bracket.
One embodiment according to the present utility model, the first support ontology and the second support ontology are respectively formed
To adjust screw rod.
One embodiment according to the present utility model, one end of the lever are equipped with the screw thread extended along its length,
First counterweight spiral on the length direction of the lever is mobile.
One embodiment according to the present utility model, the counterweight addition frame includes: counterweight frame ontology, the counterweight frame sheet
Body is extended downwardly along the other end of the lever；Pallet, the pallet are connected with the counterweight frame ontology, and the second counterweight can be put
It sets on the pallet.
One embodiment according to the present utility model, the counterweight component include: interconnecting piece, and the interconnecting piece is located at described
It is extended downwardly on lever and towards the pedestal；Weight, the weight are located on the interconnecting piece and can on the interconnecting piece
It is detached from, the weight and the loading plate are respectively formed as column.
The radial dimension of one embodiment according to the present utility model, the weight and the loading plate is respectively the survey
Try the radial dimension of a quarter of device.
One embodiment according to the present utility model, the modulus of resilience analyzer further include: test bracket, the test
Bracket is connected with the pedestal, and the tester is placed on the test bracket, and the section of the test bracket is formed as out
The downward Contraband shape of mouth.
The above-mentioned technical proposal of the utility model has the beneficial effect that:
According to the subgrade resilient modulus analyzer of the utility model embodiment, modulus of resilience analyzer can be effectively improved
Testing efficiency and accuracy.The subgrade resilient modulus analyzer overall structure is simple, simple installation, convenient for adjusting.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the subgrade resilient modulus analyzer of the utility model embodiment；
Appended drawing reference:
Modulus of resilience analyzer 100；
Pedestal 10；
Mounting bracket 20；First support ontology 21；Second support ontology 22；
Lever hanger bracket 30；
Lever 40；First counterweight 41；Counterweight adds frame 42；Counterweight frame ontology 421；Pallet 422；Second counterweight 43；
Counterweight component 50；Interconnecting piece 51；Weight 52；
Tester 60；Loading plate 61；
Pressure gauge 70；Dial gauge 71；
Test bracket 80.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
The technical solution of the utility model embodiment is clearly and completely described in the attached drawing of type embodiment.Obviously, described
Embodiment is a part of the embodiment of the utility model, instead of all the embodiments.Based on described the utility model
Embodiment, those of ordinary skill in the art's every other embodiment obtained, fall within the protection scope of the utility model.
Unless otherwise defined, technical term or scientific term used in the utility model should be the utility model institute
The ordinary meaning that personage in category field with general technical ability is understood." first ", " second " used in the utility model with
And similar word is not offered as any sequence, quantity or importance, and be used only to distinguish different component parts." even
Connect " either the similar word such as " connected " be not limited to physics or mechanical connection, but may include electrical company
It connects, it is either direct or indirect."upper", "lower", "left", "right" etc. are only used for indicating relative positional relationship, when being retouched
After the absolute position change for stating object, then the relative positional relationship also correspondingly changes.
The subgrade resilient modulus analyzer 100 according to the utility model embodiment is specifically described with reference to the accompanying drawing.
As shown in Figure 1, including pedestal 10, installation according to the subgrade resilient modulus analyzer 100 of the utility model embodiment
Bracket 20, lever hanger bracket 30, lever 40, counterweight component 50, tester 60, pressure gauge 70 and dial gauge 71.
Specifically, mounting bracket 20 is located on pedestal 10 and is detachably connected with pedestal 10.Lever hanger bracket 30 is set
In mounting bracket 20, lever hanger bracket 30 is movable on the longitudinal direction of mounting bracket 20.Lever 40 and 30 phase of lever hanger bracket
Extend even and in the horizontal direction, one end of lever 40 is equipped with the first counterweight 41, and the first counterweight 41 can on one end of lever 40
Activity, the other end of lever 40 are equipped with counterweight and add frame 42, and counterweight addition frame 42 extends downwards vertically along the other end of lever 40.
Counterweight component 50 is located on lever 40, and counterweight component 50 includes weight 52, and weight 52 can be detached from counterweight component 50.60 shape of tester
As column, chamber is defined in tester 60 to contain roadbed material, tester 60 is corresponding with the position of counterweight component 50,
Loading plate 61 is additionally provided in tester 60 to be pressed on roadbed material, weight 52 is corresponding with the position of loading plate 61 to carry out road
The modulus of resilience of sill measures.Pressure gauge 70 and dial gauge 71 are respectively provided on lever hanger bracket 30 to test roadbed material respectively
Expect the time of the pressure and test in tester 60.
In other words, it can be used for measuring roadbed material according to the subgrade resilient modulus analyzer 100 of the utility model embodiment
Expect the load that can bear in elastic deformation stage, roadbed material may include the fine graineds such as sandy soil and pitch raw material or partial size
Gather materials test specimen in 200mm gradation below.Subgrade resilient modulus analyzer 100 is mainly hanged by pedestal 10, mounting bracket 20, lever
Hanger 30, lever 40, counterweight component 50, tester 60, pressure gauge 70 and dial gauge 71 form.Wherein, mounting bracket 20 can be with
It is mounted on pedestal 10, mounting bracket 20 can be detachably connected with pedestal 10, be improved between mounting bracket 20 and pedestal 10
Assembly efficiency.Lever hanger bracket 30 may be mounted in mounting bracket 20, and lever hanger bracket 30 can be in mounting bracket 20
It is movable on longitudinal direction, convenient for adjusting installation site of the lever hanger bracket 30 in mounting bracket 20, improve the rebound of roadbed material
The adaptability of modulus measurements is conducive to improve measuring accuracy.
Lever 40 may be mounted on lever hanger bracket 30, and lever 40 upper in the horizontal direction can be arranged, and the one of lever 40
End can place the first counterweight 41, and the first counterweight 41 can move on one end of lever 40, pass through the movement of the first counterweight 41
The equilibrant force of adjustable lever 40, the other end of lever 40 can be machined with counterweight addition frame 42, and counterweight adds frame 42 can be with
The other end along lever 40 extends downwards vertically.Counterweight component 50 may be mounted on lever 40, and counterweight component 50 may include
Weight 52, weight 52 can be detached from counterweight component 50 when carrying out the test of the roadbed material modulus of resilience, in order to carry out roadbed material
Expect the compaction test of the modulus of resilience.
Tester 60 can be processed into column, and chamber can be machined in tester 60, and tester 60 can contain roadbed
Material, tester 60 can be corresponding with the position of counterweight component 50, and loading plate 61 can also be placed in tester 60, carrying
Plate 61 can be pressed on roadbed material, and weight 52 can be corresponding with the position of loading plate 61, guarantee that roadbed material is being hit
When experiment, weight 52 can accurately be fallen on loading plate 61, improve the testing efficiency and test essence of the roadbed material modulus of resilience
Degree.Pressure gauge 70 and dial gauge 71 can be separately mounted on lever hanger bracket 30, and pressure gauge 70 can test roadbed material and exist
Pressure in tester 60, dial gauge 71 can be further by installation pressure gauge 70 and dial gauge 71 with the time of testing experiment
Improve the testing efficiency and accuracy of modulus of resilience analyzer 100.
As a result, according to the subgrade resilient modulus analyzer 100 of the utility model embodiment, the modulus of resilience can be effectively improved
The testing efficiency and accuracy of analyzer 100.100 overall structure of subgrade resilient modulus analyzer is simple, and simple installation is convenient for
It adjusts.
One embodiment according to the present utility model, pedestal 10 are formed as alloy sheets, a part side of being formed as of pedestal 10
Shape plate body and another part are formed as trapezoidal plate body, and mounting bracket 20 is located in square plate.
That is, pedestal 10 can be processed into alloy sheets, alloy material, which is processed, is formed as pedestal 10, good mechanical property,
Strong shock resistance.The a part of of pedestal 10 can be processed into square plate, and another part of pedestal 10 can be processed into trapezoidal
Plate body, mounting bracket 20 may be mounted in square plate, convenient for playing the test of modulus tester.
One embodiment according to the present utility model, mounting bracket 20 include: first support ontology 21 and second support sheet
Body 22, first support ontology 21 and second support ontology 22 are arranged spaced apart on pedestal 10, first support ontology 21 and second
Rack body 22 is threadedly coupled with pedestal 10 respectively.
In other words, mounting bracket 20 is mainly made of first support ontology 21 and second support ontology 22, wherein first
Rack body 21 and second support ontology 22, which can be spaced apart, to be mounted on pedestal 10, first support ontology 21 and second support sheet
Body 22 can be threadedly coupled with pedestal 10 respectively, improve the installation of first support ontology 21 and second support ontology 22 and pedestal 10
Efficiency.
The pedestal 10 backwards of one embodiment according to the present utility model, first support ontology 21 and second support ontology 22
One end be respectively equipped with external screw thread, the both ends of lever hanger bracket 30 are respectively equipped with internal screw thread corresponding with external screw thread, and lever is outstanding
Hanger 30 is threadedly coupled with mounting bracket 20.
That is, one end backwards to pedestal 10 of first support ontology 21 and second support ontology 22 can process respectively
There is the external screw thread along its circumferentially extending, the both ends of lever hanger bracket 30 can be respectively equipped with internal screw thread corresponding with external screw thread,
Lever hanger bracket 30 can be threadedly coupled with mounting bracket 20, and lever hanger bracket 30 can be by being threadedly engaged in installation branch
It is moved on the length direction of frame 20, convenient for adjusting installation site of the lever hanger bracket 30 in mounting bracket 20, improves roadbed material
The adaptability of the modulus of resilience measurement of material, is conducive to improve measuring accuracy.
Preferably, in some specific embodiments of the utility model, first support ontology 21 and second support ontology
22 are respectively formed as adjusting screw rod.
In other words, adjusting screw rod can be respectively adopted in first support ontology 21 and second support ontology 22.Adjust screw rod
Structure is simple, easily operated, convenient for adjusting.
One embodiment according to the present utility model, one end of lever 40 are equipped with the screw thread extended along its length, the
One counterweight 41 spiral on the length direction of lever 40 is mobile.
That is, one end of lever 40 can be machined with the screw thread extended along its length, the first counterweight 41 can be with
Spiral is mobile on the length direction of lever 40, passes through the equilibrant force of the adjustable lever 40 of the movement of the first counterweight 41.
One embodiment according to the present utility model, it includes counterweight frame ontology 421 and pallet 422 that counterweight, which adds frame 42,.
Specifically, counterweight frame ontology 421 is extended downwardly along the other end of lever 40, pallet 422 and 421 phase of counterweight frame ontology
Even, the second counterweight 43 can be placed on pallet 422.
In other words, counterweight addition frame 42 is mainly made of counterweight frame ontology 421 and pallet 422.Wherein, counterweight frame ontology
421 can extend downwardly along the other end of lever 40, and pallet 422 can be connected with counterweight frame ontology 421, and the second counterweight 43 can
It is placed on pallet 422, the equilibrant force of lever 40 can be effectively adjusted by the cooperation of the second counterweight 43 and the first counterweight 41.
One embodiment according to the present utility model, counterweight component 50 include interconnecting piece 51 and weight 52.
Specifically, interconnecting piece 51 is located on lever 40 and extends downwardly towards pedestal 10, and weight 52 is located on interconnecting piece 51
And can be detached from interconnecting piece 51, weight 52 and loading plate 61 are respectively formed as column.The radial ruler of weight 52 and loading plate 61
Very little is respectively the radial dimension of a quarter of tester 60.
That is, counterweight component 50 is mainly made of interconnecting piece 51 and weight 52.Wherein, interconnecting piece 51 may be mounted at
On lever 40, interconnecting piece 51 can be extended downwardly towards pedestal 10, and weight 52 may be mounted on interconnecting piece 51, and weight 52 can be with
It is detached from interconnecting piece 51, weight 52 and loading plate 61 can be processed into the mutual corresponding cylinder in position respectively.Weight 52 with hold
The radial dimension of support plate 61 can be respectively the radial dimension of a quarter of tester 60.Loading plate 61 can be pressed in roadbed material
On material, weight 52 can be corresponding with the position of loading plate 61, guarantees roadbed material when carrying out hit-solid experiment, weight 52 can be with
It accurately falls on loading plate 61, improves the testing efficiency and measuring accuracy of the roadbed material modulus of resilience.
One embodiment according to the present utility model, modulus of resilience analyzer 100 further include: test bracket 80, test branch
Frame 80 is connected with pedestal 10, and tester 60 is placed on test bracket 80, and the section of test bracket 80 is formed as what Open Side Down
Contraband shape.
In other words, modulus of resilience analyzer 100 can also include test bracket 80, and test bracket 80 may be mounted at bottom
On seat 10, the section of test bracket 80 can be generally machined to the Contraband shape that Open Side Down, and tester 60 can be placed on test branch
On frame 80, it is convenient for the test of subgrade resilient modulus.
To sum up, rebound can be effectively improved according to the subgrade resilient modulus analyzer 100 of the utility model embodiment
The testing efficiency and accuracy of modulus tester 100.100 overall structure of subgrade resilient modulus analyzer is simple, simple installation,
Convenient for adjusting.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " preferred embodiment ", " specific embodiment " or " preferred embodiment " etc. means that the embodiment or example is combined to retouch
The particular features, structures, materials, or characteristics stated are contained at least one embodiment or example of the utility model.In this theory
In bright book, schematic expression of the above terms be may not refer to the same embodiment or example.Moreover, the specific spy of description
Sign, structure, material or feature can be combined in any suitable manner in any one or more of the embodiments or examples.
The above is preferred embodiments of the present invention, it is noted that for the ordinary skill of the art
For personnel, under the premise of not departing from principle described in the utility model, it can also make several improvements and retouch, these improvement
It also should be regarded as the protection scope of the utility model with retouching.
Claims (10)
1. a kind of subgrade resilient modulus analyzer, the load that can bear in elastic deformation stage for measuring roadbed material,
It is characterized in that, modulus of resilience analyzer includes:
Pedestal；
Mounting bracket, the mounting bracket set on the base and are detachably connected with the pedestal；
Lever hanger bracket, the lever suspension are erected in the mounting bracket, and the lever hanger bracket is in the mounting bracket
Longitudinal direction on it is movable；
Lever, the lever are connected with the lever hanger bracket and extend in the horizontal direction, and one end of the lever is equipped with the
One counterweight, first counterweight is movable on one end of the lever, and the other end of the lever is equipped with counterweight and adds frame, institute
Counterweight addition frame is stated to extend vertically downwards along the other end of the lever；
Counterweight component, the counterweight component are located on the lever, and the counterweight component includes weight, and the weight can be detached from institute
State counterweight component；
Tester, the tester are formed as column, chamber are defined in the tester to contain the roadbed material, described
Tester is corresponding with the position of the counterweight component, and loading plate is additionally provided in the tester to be pressed in the roadbed material
On, the weight modulus of resilience measurement to carry out the roadbed material corresponding with the position of the loading plate；
Pressure gauge and dial gauge, the pressure gauge and the dial gauge are respectively provided on the lever hanger bracket to test institute respectively
State the time of pressure and test of the roadbed material in the tester.
2. subgrade resilient modulus analyzer according to claim 1, which is characterized in that the pedestal is formed as alloy sheets,
A part of the pedestal is formed as square plate and another part is formed as trapezoidal plate body, and the mounting bracket is located at the side
On shape plate body.
3. subgrade resilient modulus analyzer according to claim 1, which is characterized in that the mounting bracket includes: first
Rack body and second support ontology, the first support ontology and the second support ontology are arranged spaced apart in the pedestal
On, the first support ontology and the second support ontology are connect with the whorl of base respectively.
4. subgrade resilient modulus analyzer according to claim 3, which is characterized in that the first support ontology and described
One end backwards to the pedestal of second support ontology is respectively equipped with external screw thread, the both ends of the lever hanger bracket be respectively equipped with
The corresponding internal screw thread of the external screw thread, the lever hanger bracket are threadedly coupled with the mounting bracket.
5. subgrade resilient modulus analyzer according to claim 3, which is characterized in that the first support ontology and described
Second support ontology is respectively formed as adjusting screw rod.
6. subgrade resilient modulus analyzer according to claim 1, which is characterized in that one end of the lever is equipped with along it
The screw thread that length direction extends, first counterweight spiral on the length direction of the lever are mobile.
7. subgrade resilient modulus analyzer according to claim 1, which is characterized in that the counterweight adds frame and includes:
Counterweight frame ontology, the counterweight frame ontology are extended downwardly along the other end of the lever；
Pallet, the pallet are connected with the counterweight frame ontology, and the second counterweight can be placed on the pallet.
8. subgrade resilient modulus analyzer according to claim 1, which is characterized in that the counterweight component includes:
Interconnecting piece, the interconnecting piece are located on the lever and extend downwardly towards the pedestal；
Weight, the weight are located on the interconnecting piece and can be detached from the interconnecting piece, the weight and the loading plate
It is respectively formed as column.
9. subgrade resilient modulus analyzer according to claim 8, which is characterized in that the weight and the loading plate
Radial dimension is respectively the radial dimension of a quarter of the tester.
10. subgrade resilient modulus analyzer according to claim 1, which is characterized in that the modulus of resilience analyzer is also
It include: test bracket, the test bracket is connected with the pedestal, and the tester is placed on the test bracket, described
The section of test bracket is formed as the Contraband shape that Open Side Down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821823709.1U CN209542314U (en) | 2018-11-07 | 2018-11-07 | Subgrade resilient modulus analyzer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821823709.1U CN209542314U (en) | 2018-11-07 | 2018-11-07 | Subgrade resilient modulus analyzer |
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| Publication Number | Publication Date |
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| CN209542314U true CN209542314U (en) | 2019-10-25 |
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ID=68247879
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821823709.1U Active CN209542314U (en) | 2018-11-07 | 2018-11-07 | Subgrade resilient modulus analyzer |
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| Country | Link |
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| CN (1) | CN209542314U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111781074A (en) * | 2020-06-22 | 2020-10-16 | 河南工程学院 | Automatic roadbed modulus testing device and testing method |
-
2018
- 2018-11-07 CN CN201821823709.1U patent/CN209542314U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111781074A (en) * | 2020-06-22 | 2020-10-16 | 河南工程学院 | Automatic roadbed modulus testing device and testing method |
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