CN211825373U - Combined type road surface stress absorption intermediate layer stress diffusion performance research device - Google Patents
Combined type road surface stress absorption intermediate layer stress diffusion performance research device Download PDFInfo
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- CN211825373U CN211825373U CN202020019151.2U CN202020019151U CN211825373U CN 211825373 U CN211825373 U CN 211825373U CN 202020019151 U CN202020019151 U CN 202020019151U CN 211825373 U CN211825373 U CN 211825373U
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Abstract
The utility model provides a combined type road surface stress absorption intermediate layer stress diffusion performance research device. Combined type road surface stress absorption intermediate layer stress diffusion performance research device includes: a base; the horizontal deformation detection mechanism is arranged at the top of the base; a detector disposed on top of the base; the vertical deformation detection mechanism is arranged above the detection object; the first inner cavity is formed in the base; the middle connecting shaft is arranged in the first inner cavity; and the two inner cavities are arranged on the base. The utility model provides a combined type road surface stress absorption intermediate layer stress diffusion performance research device has and removes convenience, easy operation swiftly, and can be applicable to the mixed layer of multiple thickness and detect, the higher advantage of performance.
Description
Technical Field
The utility model relates to a capability test technical field especially relates to a combined type road surface stress absorption intermediate layer stress diffusion performance research device.
Background
At present, with the continuous development of road engineering, asphalt concrete ground and cement concrete ground become the mainstream of road construction gradually, but in the long-term use process of the ground in the forms, due to natural causes and the influence of the weight of the vehicle and its own bearing capacity, cracks can still occur in the ground, for some repairable cracks, people can repair the cracks by using special joint strips or pouring new asphalt concrete or cement concrete at the cracks, but the ground after being repaired can generate reflection cracks due to the stress action between the ground and the foundation, further still affects the normal use of the ground, so after the repair is completed, some properties of the composite ground need to be researched and detected through research and detection equipment, therefore, the reason for generating the reflection cracks can be known, and the ground cracks can be repaired effectively in a targeted mode.
The prior art discloses a stress diffusion performance research device for a composite pavement stress absorption interlayer, which comprises a shell, a sample mechanism, a deformation testing mechanism and a shear force applying mechanism, wherein the sample mechanism comprises a cushion layer, a cement concrete layer, a stress absorption interlayer and an asphalt overlay layer, the deformation testing mechanism comprises a vertical deformation measuring instrument and a horizontal deformation measuring instrument, the horizontal deformation measuring instrument comprises two pairs, one pair of the horizontal deformation measuring instruments is used for testing the horizontal deformation of the asphalt overlay layer, the other pair of the horizontal deformation measuring instruments is used for testing the horizontal deformation of the cement concrete layer, the vertical deformation measuring instrument is used for the deformation of the sample mechanism in the vertical direction, the shear force applying mechanism comprises a pressure pump, a shear rod and a shear rod pressure head, the pressure pump is fixed on the shell, the shear rod is connected with the pressure pump, the shear rod is connected with the shear rod pressure head, a, although the device simple structure, easy and simple to handle, low in cost can realize the quantitative evaluation of stress absorption intermediate layer stress diffusivity performance, but the device can not carry out quick simple short distance and remove, when examining different highway sections, still need move the device through other pulling equipment or many people's resultant force, it is inconvenient to remove, consume more peripheral hardware and manual work, and the numerical value among the device warp the measuring apparatu's detection height and is fixed, can not be applicable to the mixed layer detection of different thickness, application scope is restricted greatly, thereby the performance of the device has been reduced.
Therefore, it is necessary to provide a device for researching the stress diffusion performance of a composite road surface stress absorbing interlayer to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem provide a remove convenient, easy operation is swift, and can be applicable to multiple thickness and mix the layer detection, the higher combined type road surface stress absorption intermediate layer stress diffusion performance research device of performance.
In order to solve the technical problem, the utility model provides a combined type road surface stress absorption intermediate layer stress diffusion performance research device, include: a base; the horizontal deformation detection mechanism is arranged at the top of the base; a detector disposed on top of the base; the vertical deformation detection mechanism is arranged above the detection object; the first inner cavity is formed in the base; the middle connecting shaft is arranged in the first inner cavity; the two inner cavities II are arranged on the base; the two transmission rods are respectively and rotatably installed on the inner walls of the two sides of the second inner cavity, one ends, close to each other, of the two transmission rods extend into the first inner cavity and are respectively and fixedly connected with two moving mechanisms at the two ends of the middle connecting shaft, and the two moving mechanisms are arranged on the base; and the limiting mechanism is arranged on one side of the base.
Preferably, moving mechanism includes first linking seat, a fishplate bar, two gyro wheels, second linking seat, displacement piece and linking push pedal, first linking seat fixed mounting be in the bottom of base, a fishplate bar articulates on first linking seat, two the equal fixed mounting of gyro wheel is in the bottom of a fishplate bar, second linking seat fixed mounting be in one side of a fishplate bar, displacement piece threaded sleeve is established on the transfer line, the linking push pedal articulates the bottom of displacement piece, the bottom that links up the push pedal extends to the below of base and with second linking seat is articulated mutually, the linking push pedal runs through the bottom inner wall of inner chamber two and with the bottom inner wall sliding connection of inner chamber two.
Preferably, stop gear is including solid flange, spacing recess, flange, extension rod and spacing spring, solid flange fixed mounting is in arbitrary one the transfer line is kept away from the one end of intermediate junction axle, spacing recess is seted up solid flange is last, flange fixed mounting be in one side of base, extension rod slidable mounting be in on the flange, the low side of extension rod extends to in the spacing recess, spacing spring housing is established on the extension rod, solid flange is kept away from one side fixed mounting of base has the handle.
Preferably, a rectangular slide way is arranged on the inner wall of the bottom of the second inner cavity, the linking push plate penetrates through the rectangular slide way and is in sliding connection with the inner walls of the two sides of the rectangular slide way, and the bottom of the base is fixedly provided with two grounding support plates, two transmission rods are opposite in rotating direction.
Preferably, a pulling plate is fixedly mounted at the top end of the pulling rod, the lower end of the limiting spring is fixedly connected with the convex plate, and the top end of the limiting spring is fixedly connected with the pulling plate.
And the top and the inner wall of the bottom of the inner cavity I are fixedly provided with supporting plates, and the intermediate connecting shaft penetrates through the supporting plates and is rotatably connected with the supporting plates.
Preferably, the top fixed mounting of base has two to support the curb plate, two one side that the support curb plate is close to each other is fixed mounting respectively has a plurality of first platforms and a plurality of second to hold, and is corresponding first platform with the second holds the bench and is provided with same flat board, and is a plurality of first platform and a plurality of the second holds bench equal slidable mounting has the kelly, the kelly runs through dull and stereotyped sliding connection.
Preferably, the vertical deformation detection mechanism is arranged on the flat plate, a retention clamping plate is fixedly mounted at the top of the clamping rod, and a pull ring is fixedly mounted at the top of the retention clamping plate.
Preferably, two first through holes are formed in the flat plate, the clamping rod penetrates through the first through holes and is connected with the inner walls of the first through holes in a sliding mode, two through holes are formed in the first containing platform and the second containing platform, and the clamping rod penetrates through the second through holes and is connected with the inner walls of the second through holes in a sliding mode.
Compared with the prior art, the utility model provides a combined type road surface stress absorption intermediate layer stress diffusion performance research device has following beneficial effect:
the utility model provides a combined type road surface stress absorption intermediate layer stress diffusion performance research device, only need to pull up the pull-up plate, then forward rotate the handle, under the promotion of linking up the push pedal, a supporting plate will rotate, after the gyro wheel contacts the ground, just will be gradually with the ground extension board jack-up leave the ground, until supporting plate and ground are in the vertical state, then from opening the pull-up plate, the draw bar just blocks into spacing recess, can carry out the push-and-pull removal of this device, convenient operation, be applicable to short path footpath removal, need not artifical lift and move or with the help of the peripheral hardware to hang and drag, when examining the measuring object of different thickness, extract the kelly, then according to the concrete height put the flat plate on corresponding first holding platform and second holding platform, insert the kelly in through-hole one and through-hole two again, can carry out corresponding vertical deformation measurement and detect, easy operation, the device is suitable for detection objects with various thicknesses, and has a wide detection range.
Drawings
Fig. 1 is a schematic front view of a first embodiment of a device for researching stress diffusion performance of a composite pavement stress absorbing interlayer provided by the present invention;
FIG. 2 is an enlarged schematic view of portion A shown in FIG. 1;
FIG. 3 is an enlarged schematic view of portion B shown in FIG. 1;
fig. 4 is a schematic front view of a second embodiment of the device for researching stress diffusion performance of a composite pavement stress absorbing interlayer provided by the present invention;
fig. 5 is an enlarged schematic view of the portion C shown in fig. 4.
Reference numbers in the figures: 1. the base, 2, horizontal deformation detection mechanism, 3, detection object, 4, vertical deformation detection mechanism, 5, inner chamber one, 6, intermediate junction axle, 7, inner chamber two, 8, transfer line, 9, first linking seat, 10, a connection board, 11, the gyro wheel, 12, second link up the seat, 13, the displacement piece, 14, the linking push pedal, 15, rigid coupling dish, 16, spacing recess, 17, the flange, 18, the extension bar, 19, spacing spring, 20, support curb plate, 21, the flat board, 22, first platform that holds, 23, second hold the platform, 24, the kelly.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
First embodiment
Referring to fig. 1-3, in a first embodiment of the present invention, an apparatus for researching stress diffusion performance of a composite road surface stress absorbing interlayer includes: a base 1; the horizontal deformation detection mechanism 2 is arranged at the top of the base 1; a detector 3, wherein the detector 3 is arranged on the top of the base 1; the vertical deformation detection mechanism 4 is arranged above the detection object 3; the inner cavity I5 is formed in the base 1, and the inner cavity I5 is formed in the base 1; the middle connecting shaft 6 is arranged in the inner cavity I5; the two inner cavities 7 are arranged on the base 1; the two transmission rods 8 are respectively and rotatably installed on the inner walls of the two sides of the two inner cavities 7, one ends, close to each other, of the two transmission rods 8 extend into the inner cavity I5 and are respectively and fixedly connected with two moving mechanisms at two ends of the middle connecting shaft 6, and the two moving mechanisms are arranged on the base 1; and the limiting mechanism is arranged on one side of the base 1.
Moving mechanism includes first linking seat 9, a connection board 10, two gyro wheels 11, second linking seat 12, displacement piece 13 and links up push pedal 14, first linking seat 9 fixed mounting be in the bottom of base 1, a connection board 10 articulates on first linking seat 9, two equal fixed mounting of gyro wheel 11 is in the bottom of connection board 10, second linking seat 12 fixed mounting be in one side of connection board 10, displacement piece 13 threaded sleeve is established on transfer line 8, it articulates to link up push pedal 14 the bottom of displacement piece 13, the bottom of linking push pedal 14 extends to the below of base 1 and with second linking seat 12 is articulated mutually, link up push pedal 14 run through the bottom inner wall of inner chamber two 7 and with the bottom inner wall sliding connection of inner chamber two 7.
Stop gear is including rigid coupling dish 15, spacing recess 16, flange 17, draw and connect pole 18 and spacing spring 19, rigid coupling dish 15 fixed mounting is at arbitrary one the transfer line 8 is kept away from the one end of intermediate junction axle 6, spacing recess 16 sets up on the rigid coupling dish 15, flange 17 fixed mounting is in one side of base 1, draw and connect pole 18 slidable mounting in on the flange 17, the low side of drawing and connecting the pole 18 extends to in the spacing recess 16, spacing spring 19 cover is established draw and connect on the pole 18, rigid coupling dish 15 is kept away from one side fixed mounting of base 1 has the handle.
A rectangular slide way is formed in the inner wall of the bottom of the second inner cavity 7, the linking push plate 14 penetrates through the rectangular slide way and is in sliding connection with the inner walls of the two sides of the rectangular slide way, two grounding support plates are fixedly mounted at the bottom of the base 1, and the rotating directions of the transmission rods 8 are opposite.
The top end of the pull rod 18 is fixedly provided with a pull plate, the lower end of the limit spring 19 is fixedly connected with the convex plate 17, and the top end of the limit spring 19 is fixedly connected with the pull plate.
The top and the bottom inner walls of the first inner cavity 5 are fixedly provided with supporting plates, and the middle connecting shaft 6 penetrates through the supporting plates and is rotatably connected with the supporting plates.
The utility model provides a combined type road surface stress absorption intermediate layer stress diffusion performance research device's theory of operation as follows:
the first step is as follows: after the detection is finished, the detection object 3 is taken down from the base 1, and the device is lighter in weight and suitable for the following manual operation.
The second step is that: when the device is used, the lifting plate is pulled upwards to enable the pulling rod 18 to leave the limiting groove 16, then the handle is rotated in the forward direction, the fixed connection disc 15 can drive the corresponding transmission rod 8 to rotate, the other transmission rod 8 can rotate under the drive of the middle connection shaft 6, the two displacement blocks 13 move in the mutually approaching direction, the support plate 10 can do circular motion by taking the hinged part of the first connecting seat 9 as the circle center under the push of the connecting push plate 14, the handle is rotated continuously until the ground support plate is jacked up to leave the ground and the support plate 10 and the ground are in the vertical position, at the moment, the limiting groove 16 can also rotate to the position under the pulling rod 18, then the pulling rod 18 can descend and be clamped into the limiting groove 16 under the elastic force of the limiting spring 19 from the lifting plate, so that the fixed connection disc 15 can be reliably fixed, and then the device can be pushed and pulled, the operation is convenient, the device is suitable for short-distance path movement, manual lifting and moving are not needed, after the device is pushed to a designated position, the handle can be rotated reversely, the supporting plate 10 returns to the original position, and the grounding supporting plate contacts the ground.
Compared with the prior art, the utility model provides a combined type road surface stress absorption intermediate layer stress diffusion performance research device has following beneficial effect:
only need upwards to stimulate the arm-tie, then positive rotation handle, under the promotion that links up push pedal 14, a supporting plate 10 just can rotate, after gyro wheel 11 contacts ground, just will ground connection extension board jack-up gradually leaves ground until a supporting plate 10 is in the vertical state with ground, then from opening the arm-tie, draw in the pole 18 just block into spacing recess 16, alright carry out the push-and-pull removal with this device, convenient operation is applicable to short distance footpath and removes, need not the manual work and lifts to move or hang with the help of the peripheral hardware and drag.
Second embodiment:
based on the device for researching the stress diffusion performance of the composite pavement stress absorption interlayer provided by the first embodiment of the application, the second embodiment of the application provides another device for researching the stress diffusion performance of the composite pavement stress absorption interlayer. The second embodiment is merely a preferred way of the first embodiment, and the implementation of the second embodiment does not affect the implementation of the first embodiment alone.
The second embodiment of the present invention will be further explained with reference to the drawings and the embodiments.
Referring to fig. 4 and 5, the composite pavement stress absorption interlayer stress diffusion performance research apparatus further includes two supporting side plates 20, the two supporting side plates 20 are both fixedly mounted on the top of the base 1, one side of each of the two supporting side plates 20, which is close to each other, is fixedly mounted with a plurality of first holding tables 22 and a plurality of second holding tables 23, the corresponding first holding tables 22 and the corresponding second holding tables 23 are provided with the same flat plate 21, the plurality of first holding tables 22 and the plurality of second holding tables 23 are slidably mounted with clamping rods 24, and the clamping rods 24 penetrate through the flat plate 21 and are slidably connected with the flat plate 21.
The vertical deformation detection mechanism 4 is arranged on the flat plate 21, a retention clamping plate is fixedly mounted at the top of the clamping rod 24, and a pull ring is fixedly mounted at the top of the retention clamping plate.
Two first through holes are formed in the flat plate 21, the clamping rod 24 penetrates through the first through holes and is connected with the inner walls of the first through holes in a sliding mode, two through holes are formed in the first containing platform 22 and the second containing platform 23, and the clamping rod 24 penetrates through the second through holes and is connected with the inner walls of the second through holes in a sliding mode.
When the detection objects 3 with different thicknesses are detected, the clamping rod 24 is pulled out only by pulling the pull ring according to actual conditions, then the flat plate 21 is placed on the corresponding first containing platform 22 and the second containing platform 23 according to specific heights, then the clamping rod 24 can be inserted into the first through hole and the second through hole, the flat plate 21 is reliably limited, and then corresponding vertical deformation measurement detection can be performed.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (9)
1. The utility model provides a combined type road surface stress absorption intermediate layer stress diffusion performance research device which characterized in that includes:
a base;
the horizontal deformation detection mechanism is arranged at the top of the base;
a detector disposed on top of the base;
the vertical deformation detection mechanism is arranged above the detection object;
the first inner cavity is formed in the base;
the middle connecting shaft is arranged in the first inner cavity;
the two inner cavities II are arranged on the base;
the two transmission rods are respectively and rotatably installed on the inner walls of the two sides of the second inner cavity, and one ends, close to each other, of the two transmission rods extend into the first inner cavity and are respectively and fixedly connected with the two ends of the middle connecting shaft;
the two moving mechanisms are arranged on the base;
and the limiting mechanism is arranged on one side of the base.
2. The apparatus for researching stress diffusion performance of a composite road surface stress absorbing interlayer of claim 1, it is characterized in that the moving mechanism comprises a first joining seat, a supporting plate, two rollers, a second joining seat, a displacement block and a joining push plate, the first joining seat is fixedly arranged at the bottom of the base, the support plate is hinged on the first joining seat, the two rollers are fixedly arranged at the bottom of the support plate, the second connecting seat is fixedly arranged on one side of the support plate, the displacement block is sleeved on the transmission rod in a threaded manner, the linking push plate is hinged at the bottom of the displacement block, the bottom of the linking push plate extends to the lower part of the base and is hinged with the second linking seat, and the linking push plate penetrates through the inner wall of the bottom of the inner cavity II and is in sliding connection with the inner wall of the bottom of the inner cavity II.
3. The device for researching stress diffusion performance of the composite road surface stress absorption interlayer of claim 1, wherein the limiting mechanism comprises a fixing disc, a limiting groove, a convex plate, a pulling rod and a limiting spring, the fixing disc is fixedly arranged at one end of any one of the transmission rods, which is far away from the intermediate connection shaft, the limiting groove is arranged on the fixing disc, the convex plate is fixedly arranged at one side of the base, the pulling rod is slidably arranged on the convex plate, the lower end of the pulling rod extends into the limiting groove, the limiting spring is sleeved on the pulling rod, and a handle is fixedly arranged at one side of the fixing disc, which is far away from the base.
4. The device for researching the stress diffusion performance of the composite pavement stress absorption interlayer according to claim 2, wherein a rectangular slideway is formed in the inner wall of the bottom of the inner cavity II, the linking push plate penetrates through the rectangular slideway and is in sliding connection with the inner walls of two sides of the rectangular slideway, two grounding support plates are fixedly mounted at the bottom of the base, and the rotation directions of the two transmission rods are opposite.
5. The device for researching the stress diffusion performance of the composite road surface stress absorption interlayer of claim 3, wherein a pulling plate is fixedly installed at the top end of the pulling rod, the lower end of the limiting spring is fixedly connected with the convex plate, and the top end of the limiting spring is fixedly connected with the pulling plate.
6. The device for researching stress diffusion performance of the composite pavement stress absorption interlayer according to claim 1, wherein supporting plates are fixedly mounted on the inner walls of the top and the bottom of the first inner cavity, and the intermediate connecting shaft penetrates through the supporting plates and is rotatably connected with the supporting plates.
7. The device for researching the stress diffusion performance of the composite pavement stress absorption interlayer according to claim 1, wherein two supporting side plates are fixedly mounted at the top of the base, a plurality of first containing tables and a plurality of second containing tables are fixedly mounted on the sides, close to each other, of the two supporting side plates respectively, the corresponding first containing tables and the corresponding second containing tables are provided with the same flat plate, clamping rods are slidably mounted on the first containing tables and the second containing tables respectively, and the clamping rods penetrate through the flat plate and are slidably connected with the flat plate.
8. The device for researching stress diffusion performance of the composite pavement stress absorption interlayer of claim 7, wherein the vertical deformation detection mechanism is arranged on the flat plate, a retention clip plate is fixedly arranged at the top of the clip rod, and a pull ring is fixedly arranged at the top of the retention clip plate.
9. The device for researching stress diffusion performance of the composite road surface stress absorbing interlayer of claim 7, wherein the flat plate is provided with a first through hole, the clamping rod penetrates through the first through hole and is connected with the inner wall of the first through hole in a sliding manner, both the first holding table and the second holding table are provided with a second through hole, and the clamping rod penetrates through the second through hole and is connected with the inner wall of the second through hole in a sliding manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020019151.2U CN211825373U (en) | 2020-01-06 | 2020-01-06 | Combined type road surface stress absorption intermediate layer stress diffusion performance research device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020019151.2U CN211825373U (en) | 2020-01-06 | 2020-01-06 | Combined type road surface stress absorption intermediate layer stress diffusion performance research device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211825373U true CN211825373U (en) | 2020-10-30 |
Family
ID=73048542
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020019151.2U Expired - Fee Related CN211825373U (en) | 2020-01-06 | 2020-01-06 | Combined type road surface stress absorption intermediate layer stress diffusion performance research device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211825373U (en) |
-
2020
- 2020-01-06 CN CN202020019151.2U patent/CN211825373U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201030 Termination date: 20220106 |
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| CF01 | Termination of patent right due to non-payment of annual fee |