CN213302228U - Bituminous mixture marshall stability test appearance - Google Patents
Bituminous mixture marshall stability test appearance Download PDFInfo
- Publication number
- CN213302228U CN213302228U CN202022362523.4U CN202022362523U CN213302228U CN 213302228 U CN213302228 U CN 213302228U CN 202022362523 U CN202022362523 U CN 202022362523U CN 213302228 U CN213302228 U CN 213302228U
- Authority
- CN
- China
- Prior art keywords
- seat
- fixedly connected
- side wall
- outer side
- pressing seat
- 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
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses an asphalt mixture marshall stability test appearance, including quick-witted case and pressure sensor, two vertical branches of upper end fixedly connected with of machine case, and the fixed cover in upper end of two branches has connect with a roof, pressure sensor fixed connection is at the lower extreme of roof, quick-witted incasement fixedly connected with elevating platform, and the upper end of elevating platform extends to the upside and the fixedly connected with plectane of quick-witted case, two L shape connecting rods of fixedly connected with on the lateral wall of plectane, the seat of pushing down has been placed to the upper end of plectane, and pushes down the upper end of seat and be connected with and press the seat, the through-hole that corresponds with L shape connecting rod is all seted up to the upper end of seat of pushing down and last pressure seat. The utility model discloses can guarantee to go up to press the seat and press the stability of seat when using down, avoid going up to press the seat and press the seat down and appear squinting the pivoted condition at the during operation, help improving the quality that the test piece detected.
Description
Technical Field
The utility model relates to a measurement technical field of pitch stability and flow value especially relates to a bituminous mixture marshall stability test appearance.
Background
The Marshall stability tester is used for testing the stability and the flow value of the asphalt mixture and provides an accurate basis for the composition ratio design of the asphalt mixture. Marshall stability apparatus includes the base, is provided with elevating platform and drive on the base the motor that the elevating platform goes up and down has placed sliding fit's upper and lower seat of pushing down on the elevating platform, and the upper and lower seat of pushing down is formed with the cavity that is used for placing the sample between, pushes down and installs displacement sensor on the seat, is fixed with pressure sensor through the stand directly over the elevating platform, and pressure sensor and displacement sensor electricity are connected with controlling means.
The existing lifting platform is in the process of moving the lower pressing seat and the upper pressing seat, the upper pressing seat and the lower pressing seat have the condition of deviation and steering, a test piece cannot be accurately detected, the detection result is relatively reduced, the upper pressing seat and the lower pressing seat can be moved out only by consuming the manpower of an operator when being detached, the labor intensity of the operator is increased, and therefore the asphalt mixture Marshall stability tester is provided to solve the problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing an asphalt mixture marshall stability tester.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an asphalt mixture Marshall stability tester comprises a case and a pressure sensor, wherein the upper end of the case is fixedly connected with two vertical supporting rods, the upper ends of the two supporting rods are fixedly sleeved with the same top plate, the pressure sensor is fixedly connected with the lower end of the top plate, the interior of the case is fixedly connected with a lifting platform, the upper end of the lifting platform extends to the upper side of the case and is fixedly connected with a circular plate, two L-shaped connecting rods are fixedly connected to the side wall of the circular plate, a pressing seat is arranged at the upper end of the circular plate, the upper end of the lower pressing seat is connected with an upper pressing seat, the upper ends of the lower pressing seat and the upper pressing seat are both provided with through holes corresponding to the L-shaped connecting rods, and a cavity for placing a test piece is arranged between the upper pressing seat and the lower pressing seat, an auxiliary supporting mechanism connected with the lower pressing seat is arranged on the outer side wall of the supporting rod, and a positioning mechanism connected with the upper pressing seat is arranged on the outer side wall of the L-shaped connecting rod.
Preferably, the pressure sensor is correspondingly arranged on the upper side of the upper pressure seat, and the pressure sensor is connected with an external control device through a lead.
Preferably, the auxiliary supporting mechanism comprises a barrel which is sleeved on the outer side of the supporting rod in a sliding mode, the front side wall and the rear side wall of the barrel are fixedly connected with L-shaped cross rods, one ends, far away from the barrel, of the L-shaped cross rods are correspondingly arranged on the outer side of the pressing seat, the outer side wall of each L-shaped cross rod is connected with a screw rod in a threaded mode, the screw rod is fixedly connected with a supporting seat on the side wall opposite to the pressing seat, and the supporting seat is connected with the outer side wall of the pressing seat in.
Preferably, the supporting seat is fixedly connected with an anti-slip pad on the side wall opposite to the lower pressing seat, and a plurality of anti-slip lines are uniformly distributed on the side wall of the anti-slip pad.
Preferably, positioning mechanism is including fixed cup jointing the sleeve pipe on L shape connecting rod lateral wall, the cavity has been seted up in the cover intraductal, and sets up the equipartition on the sheathed tube lateral wall and have the opening of multiunit and cavity intercommunication, every group opening quantity is two, and two openings set up relatively, fixedly connected with arc magnetism piece in the opening, and be provided with the solenoid between two arc magnetism pieces, the wire has been cup jointed in the outside of solenoid.
Preferably, the position of the sleeve corresponds to the upper pressing seat, and the plurality of leads are electrically connected with an external power supply device.
Compared with the prior art, the beneficial effects of the utility model are that:
1. this practicality can guarantee to push down the stability of seat when using under auxiliary stay mechanism's use, avoids pushing down the seat and skew pivoted condition appears at the during operation, helps improving the quality that the test piece detected.
2. This practicality can further improve L shape connecting rod and last being connected between the seat of pressing under positioning mechanism's use, guarantees to press the stability that the seat used on to utilize the principle that circular telegram solenoid produced magnetic field to press the seat further fixed on, help improving the quality that the test piece detected, and can play the effect of support to pressing the seat on after detecting the completion, be convenient for to pressing dismantling of seat on.
Drawings
FIG. 1 is a schematic view of the external structure of a Marshall stability tester for asphalt mixture according to the present invention;
FIG. 2 is a schematic view of a top view of a Marshall stability tester for asphalt mixture according to the present invention;
FIG. 3 is a front view of an L-shaped connecting rod of the Marshall stability tester for asphalt mixture of the present invention;
fig. 4 is a partially enlarged view of a portion a in fig. 3.
In the figure: the device comprises a case 1, a pressure sensor 2, a support rod 3, a top plate 4, a lifting table 5, a circular plate 6, a connecting rod 7L, a pressing seat 8, an upper pressing seat 9, a bobbin 10, a cross rod 11L, a screw 12, a support seat 13, a sleeve 14, an arc-shaped magnetic block 15 and a solenoid 16.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-4, a marshall stability tester for asphalt mixture comprises a machine case 1 and a pressure sensor 2, wherein two vertical supporting rods 3 are fixedly connected to the upper end of the machine case 1, the upper ends of the two supporting rods 3 are fixedly sleeved with a same top plate 4, the pressure sensor 2 is fixedly connected to the lower end of the top plate 4, a lifting table 5 is fixedly connected in the machine case 1, the upper end of the lifting table 5 extends to the upper side of the machine case 1 and is fixedly connected with a circular plate 6, two L-shaped connecting rods 7 are fixedly connected to the side wall of the circular plate 6, a lower pressing seat 8 is arranged at the upper end of the circular plate 6, an upper pressing seat 9 is connected to the upper end of the lower pressing seat 8, through holes corresponding to the L-shaped connecting rods 7 are respectively formed at the upper ends of the lower pressing seat 8 and the upper pressing seat 9, a cavity for placing a test piece is arranged between the upper pressing seat 9 and the lower, and the pressure sensor 2 is connected with an external control device through a wire, and the control process is the prior art.
Wherein, the outer side wall of the supporting rod 3 is provided with an auxiliary supporting mechanism connected with the lower pressing seat 8, the auxiliary supporting mechanism comprises a bobbin 10 which is sheathed outside the supporting rod 3 in a sliding way, the front side wall and the rear side wall of the bobbin 10 are both fixedly connected with an L-shaped cross rod 11, and one end of the L-shaped cross rod 11 far away from the bobbin 10 is correspondingly arranged on the outer side of the lower pressing seat 8, the outer side wall of the L-shaped cross rod 11 is in threaded connection with a screw 12, and the side wall of the screw 12 opposite to the lower pressing seat 8 is fixedly connected with a supporting seat 13, the supporting seat 13 is jointed and connected with the outer side wall of the lower pressing seat 8, concretely, the side wall of the supporting seat 13 opposite to the lower pressing seat 8 is fixedly connected with an anti-skid pad, and the side wall of the anti-skid pad is evenly distributed with a plurality of anti-skid lines, under the use of auxiliary stay mechanism, can guarantee to push down the stability of seat 8 when using, avoid pushing down seat 8 and appear squinting the pivoted condition at the during operation, help improving the quality that the test piece detected.
Wherein, the outer side wall of the L-shaped connecting rod 7 is provided with a positioning mechanism connected with the upper pressure seat 9, the positioning mechanism comprises a sleeve 14 fixedly sleeved on the outer side wall of the L-shaped connecting rod 7, a cavity is arranged in the sleeve 14, a plurality of groups of openings communicated with the cavity are uniformly arranged on the outer side wall of the sleeve 14, the number of each group of openings is two, the two openings are oppositely arranged, an arc-shaped magnetic block 15 is fixedly connected in each opening, a solenoid 16 is arranged between the two arc-shaped magnetic blocks 15, the outer side of the solenoid 16 is sleeved with a lead, concretely, the position of the sleeve 14 corresponds to the upper pressure seat 9, a plurality of leads are electrically connected with an external power supply device, under the use of the positioning mechanism, the connection between the L-shaped connecting rod 7 and the upper pressure seat 9 can be further improved, the use stability of the upper pressure seat 9 is ensured, and the upper pressure seat 9 is, the quality of test piece detection is facilitated to be improved, the upper pressing seat 9 can be supported after detection is finished, and the upper pressing seat 9 can be conveniently detached.
When the utility model is used, the test piece, the upper pressure seat 9 and the lower pressure seat 8 are soaked in water at 60 ℃ for half an hour and then taken out, the test piece is put into a cavity between the upper pressure seat 9 and the lower pressure seat 8 and then put on the lifting platform 5, then the control device is started to control the pressure sensor 2 to press the upper pressure seat 9 and adjust the position of the lower pressure seat 9, so that the pressure bead on the pressure sensor 2 is abutted against the upper end surface of the upper pressure seat 9, meanwhile, the lifting platform 5 lifts the upper pressure seat 9 and the lower pressure seat 8 towards the pressure sensor 2, the control device records the maximum pressure of the test piece and the corresponding flow value thereof and prints the test result, thereby, a group of tests are finished, under the use of an auxiliary supporting mechanism, the stability of the lower pressure seat 8 in use can be ensured, the condition that the lower pressure seat 8 generates offset rotation during the work is avoided, and the quality of test piece detection is improved, further, under positioning mechanism's use, can further improve L shape connecting rod 7 and last pressure seat 9 between be connected, guarantee to press the stability that seat 9 used on to utilize the principle that circular telegram solenoid produced magnetic field to further fix last pressure seat 9, help improving the quality that the test piece detected, and can play the effect of support to last pressure seat 9 after detecting the completion, be convenient for to pressing the dismantlement of seat 9 on.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides an asphalt mixture marshall stability test appearance, includes quick-witted case (1) and pressure sensor (2), its characterized in that, the upper end fixedly connected with of quick-witted case (1) two vertical branches (3), and the upper end of two branches (3) is fixed to be cup jointed with same roof (4), pressure sensor (2) fixed connection is at the lower extreme of roof (4), fixedly connected with elevating platform (5) in quick-witted case (1), and the upper end of elevating platform (5) extends to the upside of quick-witted case (1) and fixedly connected with plectane (6), fixedly connected with two L shape connecting rods (7) on the lateral wall of plectane (6), lower pressure seat (8) has been placed to the upper end of plectane (6), and the upper end of lower pressure seat (8) is connected with upper pressure seat (9), the through-hole that corresponds with L shape connecting rod (7) is all seted up to the upper end of lower pressure seat (8) and upper pressure seat (9), and a cavity for placing a test piece is arranged between the upper pressing seat (9) and the lower pressing seat (8), an auxiliary supporting mechanism connected with the lower pressing seat is arranged on the outer side wall of the supporting rod (3), and a positioning mechanism connected with the upper pressing seat (9) is arranged on the outer side wall of the L-shaped connecting rod (7).
2. The asphalt mixture marshall stability tester of claim 1, wherein the pressure sensor (2) is correspondingly arranged on the upper side of the upper pressing seat (9), and the pressure sensor (2) is connected with an external control device through a lead.
3. The asphalt mixture marshall stability tester of claim 1, wherein the auxiliary supporting mechanism comprises a bobbin (10) slidably sleeved on the outer side of the supporting rod (3), the front side wall and the rear side wall of the bobbin (10) are both fixedly connected with an L-shaped cross rod (11), one end of the L-shaped cross rod (11) far away from the bobbin (10) is correspondingly arranged on the outer side of the pressing seat (8), the outer side wall of the L-shaped cross rod (11) is in threaded connection with a screw rod (12), the side wall of the screw rod (12) opposite to the pressing seat (8) is fixedly connected with a supporting seat (13), and the supporting seat (13) is in fit connection with the outer side wall of the pressing seat (8).
4. The asphalt mixture marshall stability tester of claim 3, wherein the lateral wall of the supporting seat (13) opposite to the lower pressing seat (8) is fixedly connected with an anti-skid pad, and the lateral wall of the anti-skid pad is uniformly provided with a plurality of anti-skid lines.
5. The asphalt mixture marshall stability tester of claim 1, wherein the positioning mechanism comprises a sleeve (14) fixedly sleeved on the outer side wall of the L-shaped connecting rod (7), a cavity is formed in the sleeve (14), a plurality of groups of openings communicated with the cavity are uniformly formed in the outer side wall of the sleeve (14), the number of the openings in each group is two, the two openings are oppositely arranged, an arc-shaped magnetic block (15) is fixedly connected in each opening, a solenoid (16) is arranged between the two arc-shaped magnetic blocks (15), and a lead is sleeved on the outer side of the solenoid (16).
6. The asphalt mixture Marshall stability tester as claimed in claim 5, wherein the position of the sleeve (14) corresponds to the upper pressing seat (9), and the plurality of wires are electrically connected with an external power supply device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022362523.4U CN213302228U (en) | 2020-10-22 | 2020-10-22 | Bituminous mixture marshall stability test appearance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022362523.4U CN213302228U (en) | 2020-10-22 | 2020-10-22 | Bituminous mixture marshall stability test appearance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213302228U true CN213302228U (en) | 2021-05-28 |
Family
ID=76014991
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022362523.4U Active CN213302228U (en) | 2020-10-22 | 2020-10-22 | Bituminous mixture marshall stability test appearance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213302228U (en) |
-
2020
- 2020-10-22 CN CN202022362523.4U patent/CN213302228U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN213302228U (en) | Bituminous mixture marshall stability test appearance | |
| CN109030875B (en) | Comprehensive testing device of capacitor | |
| CN114290035A (en) | Laser level meter assembly measuring equipment | |
| CN116294962B (en) | Propeller blade airfoil type detection equipment | |
| CN210108859U (en) | OPGW optical cable tension testing device | |
| CN210238591U (en) | Bending resistance test device of precast pile | |
| CN218350448U (en) | Two-wheel motor simulated load testing device | |
| CN214539095U (en) | Rock block density automatic check out test set | |
| CN114526703B (en) | Adjustable mechanical part thickness measurement detection device | |
| CN110906831A (en) | Workpiece detection device | |
| CN114705365A (en) | Dynamic balance testing device for automobile part machining | |
| CN213068510U (en) | Equipment for detecting elasticity of chinlon | |
| CN212255480U (en) | Quick and accurate testing device for direct current resistance of lead | |
| CN207907914U (en) | A kind of detent mechanism of on-line measuring device | |
| CN207963745U (en) | A kind of axiality detection device of colour-spun yarns reference axis | |
| CN218629909U (en) | Automatic judging device for motor rotation direction test | |
| CN111308210A (en) | Device and method for quickly and accurately testing direct-current resistance of wire | |
| CN211291276U (en) | Workpiece detection device | |
| CN216669562U (en) | Quick check out test set is used in wooden board resistance to compression | |
| CN204989250U (en) | Transformer is tested with automatic clamping device fast | |
| CN211577216U (en) | Spring pin jig for detecting automobile electronic products | |
| CN213335895U (en) | Detection device for automobile part thickness measurement | |
| CN216115918U (en) | Detection device is used in eccentric block production | |
| CN212843387U (en) | Caterpillar track section flatness detection device | |
| CN212723210U (en) | Intelligent needle bed circuit board testing arrangement |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |