CN212586142U - Flexible contact compaction test device - Google Patents
Flexible contact compaction test device Download PDFInfo
- Publication number
- CN212586142U CN212586142U CN202021112551.4U CN202021112551U CN212586142U CN 212586142 U CN212586142 U CN 212586142U CN 202021112551 U CN202021112551 U CN 202021112551U CN 212586142 U CN212586142 U CN 212586142U
- Authority
- CN
- China
- Prior art keywords
- compaction
- beam plate
- platform
- stainless steel
- steel frame
- 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.)
- Active
Links
Images
Landscapes
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The utility model provides a flexible contact compaction test device, which comprises a power head, hydraulic equipment and a compaction telescopic rod; the power head and the hydraulic equipment are respectively arranged on the middle beam plate and the top beam plate; the device also comprises a supporting platform, a compaction bearing platform and a compaction contact workbench; the device also comprises a limiting hole, a rigid spring, a flexible material pad and a rubber pad. The utility model relates to an external bearing mechanism utilizes external bearing capacity and bears compaction strength, builds on the spot and bears the support on the concrete ground face, establishes a stereoplasm and bears the structure of exerting pressure, will receive the piece and place on stereoplasm bearing structure, can obtain the test condition that possesses experimental scope adjustment effect. And meanwhile, a flexible buffer design is arranged, so that sudden pressure impact is relieved.
Description
Technical Field
The utility model relates to detection test equipment technical field, in particular to flexible contact compaction test device.
Background
In the road surface detection project, hydraulic equipment is adopted to carry out compaction test on the material, and the construction performance of the road surface paving material is tested.
When actually carrying out the compaction operation, be the operation on hydraulic equipment body, consequently, hydraulic equipment needs receive the pressure that self brought, and under long-time applied pressure environment, the condition emergence of "internal injury" appears easily, and equipment is in self applied pressure environment for a long time promptly, and the expansion trend of its own is greater than the trend of recovering far away, so can not the time nature recovery, consequently breaks, desquamation, the phenomenon that the internal tissue fatigue of equipment spare part is impaired and destroy takes place. In addition, the working range of the hydraulic equipment is small, the testing range is small, and the large-range testing condition cannot be met, for example, when the concrete for drilling and coring needs to be tested, the length of the taken concrete core is long, and the hydraulic equipment cannot meet the compaction test any more.
Accordingly, there is a need for improved designs of compaction test equipment that reduce the "internal damage" condition, thereby extending the useful life of hydraulic and other equipment.
In another "hard contact" technical patent of the applicant, it is sometimes found that, in the case of hard contact, a "steel rather than hard" condition may occur, in the early stage of compaction contact, the pressure-receiving member may transition from the initial pressure-receiving state to the intermediate steady state to the final over-pressure state, and in the former stage, from the initial pressure-receiving state to the intermediate steady state, the pressure-receiving member may suddenly stay in the continuously rising hard pressure-receiving contact environment, so that the pressure-receiving member is prone to surface "skin cracking". There is therefore a need to alleviate this sudden stress situation and avoid shocks.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects of the prior art, the utility model provides a flexible contact compaction test device.
The utility model provides a technical scheme is: a flexible contact compaction test device comprises a power head, hydraulic equipment and a compaction telescopic rod; the power head and the hydraulic equipment are respectively arranged on the middle beam plate and the top beam plate; the device also comprises a supporting platform, a compaction bearing platform and a compaction contact working platform, wherein the supporting platform is located on the reinforced concrete foundation surface, the lower end of the stainless steel frame penetrates through the supporting platform and is fixed on the reinforced concrete foundation surface, and the compaction contact working platform is fixedly arranged on the upper surface of the supporting platform; a sinking groove is formed in the upper surface of the reinforced concrete foundation surface below the supporting platform, the compaction bearing platform is matched in the sinking groove, and the top surface of the compaction bearing platform is in contact with the lower surface of the supporting platform; the device is characterized by further comprising limiting holes, rigid springs, flexible material pads and rubber pads, wherein the limiting holes are formed in four corners of the lower surface of the supporting platform, the rigid springs are matched in the limiting holes, the flexible material pads are located between the supporting platform and the compaction bearing platform, and the rubber pads are located between the compaction bearing platform and the reinforced concrete foundation surface.
The utility model relates to an external bearing mechanism utilizes external bearing capacity and bears compaction strength, builds on the spot and bears the support on the concrete ground face, establishes a stereoplasm and bears the structure of exerting pressure, will receive the piece and place on stereoplasm bearing structure, can obtain the test condition that possesses experimental scope adjustment effect. And meanwhile, a flexible buffer design is arranged, so that sudden pressure impact is relieved. The flexible contact compaction test device comprises a power head, hydraulic equipment and a compaction telescopic rod, wherein the power head provides driving power for the hydraulic equipment; the utility model also comprises a stainless steel frame vertically arranged on the reinforced concrete foundation surface, the stainless steel frame is formed by welding H-shaped steel, four corners are arranged, a middle beam plate and a top beam plate which are parallel to each other are horizontally arranged on the stainless steel frame, the middle beam plate and the top beam plate are steel plates and are welded at the middle part and the upper part, but the middle beam plate needs to be separated from the ground by a certain distance, which is convenient for adjusting the test height; mounting holes are formed in the centers of the middle beam plate and the top beam plate and used for positioning and erecting power heads and hydraulic equipment, the power heads and the hydraulic equipment are fixedly mounted by adopting a fixed connecting assembly, and the power heads and the hydraulic equipment are respectively mounted on the middle beam plate and the top beam plate; the utility model discloses a hard contact compaction's working part mainly includes supporting platform, compaction plummer and compaction contact workstation, and the supporting platform is steel sheet structure, but the lower surface shaping has the enclosure support, and its cross section is the sharp bridge structures, and the supporting platform is located reinforced concrete foundation face, and compaction plummer granite or marble material are square structure; the support platform is provided with a square hole, the lower end of the stainless steel frame penetrates through the support platform and is fixed on a reinforced concrete foundation surface, when the reinforced concrete foundation surface formwork is poured, the lower end of the stainless steel frame is clamped and fixed along with the reinforced concrete foundation surface, and the compaction contact workbench is fixedly welded on the upper surface of the support platform; a sinking groove is reserved on the upper surface of the reinforced concrete foundation surface below the supporting platform, and the compaction bearing table is matched in the sinking groove and the top surface of the compaction bearing table is in contact with the lower surface of the supporting platform. The compaction contact workbench is of a steel box body structure, laying materials to be subjected to compaction test or compaction cores are placed on the compaction contact workbench, the compaction telescopic rods placed above the compaction contact workbench exert pressure to perform test, and a rigid test scene provides rigid support for the compaction test.
The device is characterized by further comprising limiting holes, rigid springs, flexible material pads and rubber pads, wherein the limiting holes are formed in four corners of the lower surface of the supporting platform, when the lower surface of the supporting platform is surrounded and supported to be formed, cylindrical counter bores are machined, the rigid springs are matched in the limiting holes and are not welded and fixed, the flexible material pads can be movably arranged between the supporting platform and the compaction bearing platform, the flexible material pads are made of elastic materials, such as foam plates or sponge, the rubber pads are arranged between the compaction bearing platform and a reinforced concrete foundation surface, after the compaction bearing platform and the flexible material pads are installed, the rigid springs are placed, the limiting holes of the supporting platform correspond to the rigid springs and are suspended, other parts are installed at last, and the lower end of the stainless steel frame penetrates through the rigid springs and the flexible material pads and extends into the reinforced concrete foundation surface. When the pressure is applied, the bearing pressure on the supporting platform is buffered in a large range through the rigid spring, and then is further buffered by the flexible material pad and the rubber pad until a stable transition state in the middle is reached. Avoid sudden continuous rigid pressure impact to cause surface skin collapse.
Furthermore, a stable truncated cone is embedded in the reinforced concrete foundation surface, and the lower end of the stainless steel frame is fixed on the stable truncated cone. The stable truncated cone is of a hollow stainless steel truncated cone structure, is welded at the lower end of the stainless steel frame, and is built and welded on the steel bars of the reinforced concrete foundation surface by embedding the support formwork into a whole.
Further, still include the fixed bolster circle, the fixed bolster circle passes through the bolt fastening on supporting platform upper surface and the cooperation is on stainless steel frame lateral surface. The fixed support ring is used for enhancing the matching performance of the stainless steel frame and the supporting platform, is of a circular ring or square ring structure, and is fixed on the upper surface of the supporting platform through bolts and matched on the outer side surface of the stainless steel frame.
Furthermore, reinforcing ribs are fixed between the middle beam plate and the stainless steel frame and are arranged symmetrically to the middle beam plate. As shown in attached figures 1 and 2, the reinforcing ribs are angle steels and are welded between the intermediate beam plate and the stainless steel frame to reinforce the integral bearing performance. The reinforcing ribs are arranged symmetrically to the middle beam plate.
Furthermore, a protection plate is fixed between the front stainless steel frame and the rear stainless steel frame and is arranged symmetrically to the middle beam plate. The welding has the guard plate between the stainless steel frame around, for the steel sheet structure of trompil, the roof beam board is arranged in the middle of the guard plate symmetry, avoids the compaction to fracture and injure the people like the concrete coring.
Furthermore, the compaction bearing platform is 25-35mm higher than the surface of the reinforced concrete ground plane. In this place, the general working height is only 30 mm.
The utility model has the beneficial technical effects that: the utility model discloses utilize external bearing force and bear compaction strength, build on the spot and bear the support on the concrete ground face, establish a stereoplasm and bear the structure of exerting pressure, will receive the piece and place on stereoplasm bearing structure, can obtain the test condition that possesses experimental scope adjustment effect. Laying materials to be compacted or compacting cores to be tested are placed on a compaction contact workbench, the compaction contact workbench is pressed by a compaction telescopic rod placed below the compaction contact workbench, test testing is carried out, and a rigid test scene provides rigid support for the compaction test.
Drawings
Fig. 1 is a front view of the present invention;
fig. 2 is a side view of the present invention;
in the figure, the device comprises a compaction bearing platform 1, a reinforced concrete foundation surface 2, a reinforced concrete foundation surface 3, a stable cone frustum 4, a supporting platform 5, a fixed support ring 6, a compaction contact workbench 7, a compaction telescopic rod 8, a stainless steel frame 9, a middle beam plate 10, hydraulic equipment 11, a top beam plate 12, a power head 13, a protection plate 14, a reinforcing rib 15, a flexible material pad 16, a rigid spring 17, a limiting hole 18 and a rubber pad.
Detailed Description
The invention will be further described with reference to the accompanying drawings and specific embodiments.
In the description of the present invention, the relative terms "upper", "lower", "left", "right", "inner", "outer" and other position indication positions are only based on the position shown in the drawings to simplify the description of the present invention, but not the position and structure that the components must have, and thus, the limitation of the present invention cannot be understood.
Example 1
A flexible contact compaction test device comprises a power head 12, hydraulic equipment 10 and a compaction telescopic rod 7; the reinforced concrete floor is characterized by further comprising a stainless steel frame 8 vertically arranged on the reinforced concrete foundation surface 2, a middle beam plate 9 and a top beam plate 11 which are parallel to each other are horizontally arranged on the stainless steel frame 8, mounting holes are formed in the centers of the middle beam plate 9 and the top beam plate 11, and the power head 12 and the hydraulic equipment 10 are respectively mounted on the middle beam plate 9 and the top beam plate 11; the device also comprises a supporting platform 4, a compaction bearing platform 1 and a compaction contact working platform 6, wherein the supporting platform 4 is located on the reinforced concrete foundation surface 2, the lower end of a stainless steel frame 8 penetrates through the supporting platform 4 and is fixed on the reinforced concrete foundation surface 2, and the compaction contact working platform 6 is fixedly arranged on the upper surface of the supporting platform 4; the upper surface of the reinforced concrete foundation surface 2 below the supporting platform 4 is provided with a sinking groove, and the compaction bearing platform 1 is matched in the sinking groove and the top surface of the compaction bearing platform contacts the lower surface of the supporting platform 4.
The utility model relates to an external bearing mechanism utilizes external bearing capacity and bears compaction strength, builds on the spot and bears the support on the concrete ground face, establishes a stereoplasm and bears the structure of exerting pressure, will receive the piece and place on stereoplasm bearing structure, can obtain the test condition that possesses experimental scope adjustment effect. Specifically, as shown in fig. 1 and 2, the flexible contact compaction test device comprises a power head 12, a hydraulic device 10 and a compaction telescopic rod 7, wherein the power head 12 provides driving power for the hydraulic device 10, the compaction telescopic rod 7 is driven by the hydraulic device 10 to lift up and down so as to provide compaction test conditions, and the hydraulic device 10 is required to be independently installed on a subsequent stainless steel frame 8; the utility model also comprises a stainless steel frame 8 vertically arranged on the reinforced concrete foundation surface 2, the stainless steel frame 8 is formed by welding H-shaped steel, four corners are arranged, a middle beam plate 9 and a top beam plate 11 which are parallel to each other are horizontally arranged on the stainless steel frame 8, the middle beam plate 9 and the top beam plate 11 are steel plates and are welded at the middle part and the upper part, but the middle beam plate 9 needs to be separated from the ground by a certain distance, which is convenient for adjusting the testing height; mounting holes are formed in the centers of the middle beam plate 9 and the top beam plate 11 and used for positioning and erecting the power head 12 and the hydraulic equipment 10, the power head 12 and the hydraulic equipment 10 are fixedly mounted by a fixing and connecting assembly, and the power head 12 and the hydraulic equipment 10 are mounted on the middle beam plate 9 and the top beam plate 11 respectively; the utility model discloses a hard contact compaction's working part mainly includes supporting platform 4, compaction plummer 1 and compaction contact work platform 6, and supporting platform 4 is the steel sheet structure, but the lower surface shaping has the enclosure support, and its cross section is the sharp bridge structures, and supporting platform 4 sits on reinforced concrete ground plane 2, and compaction plummer 1 granite or marble material is square structure; the supporting platform 4 is provided with a square hole, the lower end of the stainless steel frame 8 penetrates through the supporting platform 4 and is fixed on the reinforced concrete foundation surface 2, when the reinforced concrete foundation surface 2 formwork is poured, the lower end of the stainless steel frame 8 is clamped and fixed along with the reinforced concrete foundation surface 2, and the compaction contact workbench 6 is fixedly welded on the upper surface of the supporting platform 4; a sinking groove is reserved on the upper surface of the reinforced concrete foundation surface 2 below the supporting platform 4, and the compaction bearing platform 1 is matched in the sinking groove and the top surface of the compaction bearing platform contacts the lower surface of the supporting platform 4. The compaction contact workbench 6 is of a steel box body structure, laying materials to be subjected to compaction test or compaction cores are placed on the compaction contact workbench 6, the compaction telescopic rods 7 placed above the compaction contact workbench exert pressure to perform test, and a rigid test scene provides rigid support for the compaction test.
And also comprises limiting holes 17, rigid springs 16, flexible material pads 15 and rubber pads 18, wherein the limiting holes 17 are formed at four corners of the lower surface of the supporting platform 4, when the enclosing support of the lower surface of the supporting platform 4 is formed, a cylindrical counter bore is processed, the rigid spring 16 is matched in the limiting hole 17, the flexible material pad 15 is arranged between the supporting platform 4 and the compaction bearing platform 1, the flexible material pad 15 is made of elastic material, such as foam board or sponge, the rubber pad 18 is arranged between the compaction bearing platform 1 and the reinforced concrete ground plane 2, after the compacting bearing table 1 and the flexible material pad 15 are installed, the rigid spring 16 is placed, the limiting hole 17 of the supporting platform 4 is suspended corresponding to the rigid spring 16, and finally other parts are installed, and the lower end of the stainless steel frame 8 penetrates through the rigid spring 16 and the flexible material pad 15 and extends into the reinforced concrete ground plane 2. Under pressure, the load bearing pressure on the support platform 4 is cushioned through the stiff springs 16 over a wide range, and then further cushioned by the pads of flexible material 15 and rubber 18 until an intermediate steady state transition is reached. Avoid sudden continuous rigid pressure impact to cause surface skin collapse.
Further, a stable truncated cone 3 is embedded in the reinforced concrete ground plane 2, and the lower end of the stainless steel frame 8 is fixed on the stable truncated cone 3. The stable truncated cone 3 is a hollow stainless steel truncated cone structure, is welded at the lower end of the stainless steel frame 8, and is built and welded on the steel bars of the reinforced concrete foundation surface 2 by pre-embedded formwork, and is poured integrally.
Further, still include fixed bolster circle 5, fixed bolster circle 5 passes through the bolt fastening on supporting platform 4 upper surface and the cooperation is on 8 lateral surfaces of stainless steel frame. The fixed support ring 5 is used for enhancing the matching performance of the stainless steel frame 8 and the supporting platform 4, is of a circular ring or square ring structure, and is fixed on the upper surface of the supporting platform 4 through bolts and matched on the outer side surface of the stainless steel frame 8.
Further, a reinforcing rib 14 is fixed between the middle beam plate 9 and the stainless steel frame 8, and the reinforcing rib 14 is arranged symmetrically to the middle beam plate 9. As shown in fig. 1 and 2, the reinforcing rib 14 is an angle steel, and is welded between the intermediate beam plate 9 and the stainless steel frame 8 to reinforce the overall bearing performance. The reinforcing ribs 14 are arranged symmetrically to the centre beam panel 9.
Further, a protective plate 13 is fixed between the front stainless steel frame 8 and the rear stainless steel frame 8, and the protective plate 13 is arranged symmetrically to the middle beam plate 9. The welding has guard plate 13 between the stainless steel frame 8 around, for the steel sheet structure of trompil, and 13 symmetry intermediate beams boards 9 of guard plate are arranged, avoid the compaction to fracture when coring like the concrete and hinder the people.
Further, the compaction bearing platform 1 is 25-35mm higher than the surface of the reinforced concrete ground plane 2. In this place, the general working height is only 30 mm.
The foregoing is a preferred embodiment of the present invention, and it should be understood that those skilled in the art can derive the related technical solutions through logic analysis, reasoning or experiment based on the present invention without creative efforts, and therefore, these related technical solutions should be within the protection scope of the present claims.
Claims (6)
1. The utility model provides a flexible contact compaction test device, includes unit head (12), hydraulic equipment (10) and compaction telescopic link (7), its characterized in that: the reinforced concrete floor is characterized by further comprising a stainless steel frame (8) vertically arranged on the reinforced concrete foundation surface (2), a middle beam plate (9) and a top beam plate (11) which are parallel to each other are horizontally arranged on the stainless steel frame (8), mounting holes are formed in the centers of the middle beam plate (9) and the top beam plate (11), and the power head (12) and the hydraulic equipment (10) are respectively arranged on the middle beam plate (9) and the top beam plate (11); the device is characterized by further comprising a supporting platform (4), a compaction bearing platform (1) and a compaction contact working platform (6), wherein the supporting platform (4) is located on the reinforced concrete foundation surface (2), the lower end of a stainless steel frame (8) penetrates through the supporting platform (4) to be fixed on the reinforced concrete foundation surface (2), and the compaction contact working platform (6) is fixedly arranged on the upper surface of the supporting platform (4); a sinking groove is formed in the upper surface of the reinforced concrete foundation surface (2) below the supporting platform (4), the compaction bearing platform (1) is matched in the sinking groove, and the top surface of the compaction bearing platform is in contact with the lower surface of the supporting platform (4);
the concrete bearing platform is characterized by further comprising limiting holes (17), rigid springs (16), flexible material pads (15) and rubber pads (18), wherein the limiting holes (17) are formed in four corners of the lower surface of the supporting platform (4), the rigid springs (16) are matched in the limiting holes (17), the flexible material pads (15) are located between the supporting platform (4) and the compaction bearing platform (1), and the rubber pads (18) are located between the compaction bearing platform (1) and the reinforced concrete foundation surface (2).
2. A flexible contact compaction test apparatus according to claim 1, wherein: a stable truncated cone (3) is also embedded in the reinforced concrete foundation surface (2), and the lower end of the stainless steel frame (8) is fixed on the stable truncated cone (3).
3. A flexible contact compaction test apparatus according to claim 2, wherein: the support structure is characterized by further comprising a fixed support ring (5), wherein the fixed support ring (5) is fixed on the upper surface of the support platform (4) through a bolt and is matched on the outer side surface of the stainless steel frame (8).
4. A flexible contact compaction test apparatus according to claim 3, wherein: a reinforcing rib (14) is fixed between the middle beam plate (9) and the stainless steel frame (8), and the reinforcing rib (14) is arranged symmetrically to the middle beam plate (9).
5. A compliant contact compaction test apparatus according to claim 4 wherein: a protective plate (13) is fixed between the front stainless steel frame and the rear stainless steel frame (8), and the protective plate (13) is arranged symmetrically to the middle beam plate (9).
6. A compliant contact compaction test apparatus according to claim 1 or claim 5 wherein: the compaction bearing platform (1) is 25-35mm higher than the surface of the reinforced concrete foundation surface (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021112551.4U CN212586142U (en) | 2020-06-16 | 2020-06-16 | Flexible contact compaction test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021112551.4U CN212586142U (en) | 2020-06-16 | 2020-06-16 | Flexible contact compaction test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212586142U true CN212586142U (en) | 2021-02-23 |
Family
ID=74650687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021112551.4U Active CN212586142U (en) | 2020-06-16 | 2020-06-16 | Flexible contact compaction test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212586142U (en) |
-
2020
- 2020-06-16 CN CN202021112551.4U patent/CN212586142U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH05263434A (en) | Supporting device for shock tool | |
| CN212586142U (en) | Flexible contact compaction test device | |
| CN212586141U (en) | Hard contact compaction test device | |
| CN115493790A (en) | Test device for simulating impact and hysteresis coupling effect of structural member | |
| CN213951992U (en) | Auxiliary temporary supporting device for old bridge replacement support construction | |
| CN210710645U (en) | Auxiliary turning device for top beam of hydraulic support | |
| KR100403158B1 (en) | Method for Reinforcing the Performance of the bearing structure & its bearing apparatus for bridge & the bearing apparatus | |
| CN210104736U (en) | Emergency pile driver for yellow river construction | |
| CN211143678U (en) | Steel structure engineering support | |
| CN211172048U (en) | Embedded structure of pile foundation for construction engineering construction | |
| CN212595617U (en) | Large-scale boiling reaction kettle side-mounted detachable damping device | |
| JP3712702B2 (en) | Erection jack | |
| CN214784324U (en) | Vertical lifting device for breaking hammer | |
| CN213236934U (en) | Oil press protection device | |
| CN214602692U (en) | Auxiliary leveling tool for dock steel berthing component back plate | |
| CN220649957U (en) | Static load test detection mechanism for concrete beam bridge | |
| CN109577331B (en) | Pile clamping box supporting device convenient for dismounting pile pressing oil cylinder and pile pressing machine | |
| CN213647976U (en) | Mould platform bearing structure of precast concrete building element | |
| CN219385968U (en) | Lifting mechanism for be used for breaker | |
| CN212478640U (en) | Support arrangement for people's air defense basement | |
| CN212671297U (en) | Steel construction uninstallation frock | |
| CN212671338U (en) | Shock-proof type concatenation formula steel construction | |
| CN215294105U (en) | Vertical concrete pump pipe shock absorber frame system | |
| CN216517014U (en) | Post-cast strip protection construction device | |
| CN210976835U (en) | Fence shockproof system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |