CN218212576U - Simple rolling resistance measuring device - Google Patents
Simple rolling resistance measuring device Download PDFInfo
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- CN218212576U CN218212576U CN202222378715.3U CN202222378715U CN218212576U CN 218212576 U CN218212576 U CN 218212576U CN 202222378715 U CN202222378715 U CN 202222378715U CN 218212576 U CN218212576 U CN 218212576U
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Abstract
The utility model particularly relates to a simple and easy rolling resistance survey device, a serial communication port, the load simulator comprises a trolley, runway and box, the bottom half is equipped with the thermal resistance hot plate, the box lock forms airtight structure on the thermal resistance hot plate, be equipped with the runway base on the thermal resistance hot plate, be equipped with the runway on the runway base, the runway includes the horizontal segment, slope section and unsettled horizontal segment, the horizontal segment of runway is placed on the runway base, the lower extreme of slope section is articulated with the inner end of horizontal segment, be equipped with hand-operated formula angle modulation ware of cutting between slope section and the runway base, the upper end of slope section is articulated with the inner end of unsettled horizontal segment, the outer end of unsettled horizontal segment is equipped with the stay cord, the dolly is placed at unsettled horizontal segment, the bottom of dolly is equipped with the wheel, the wheel includes the bearing of inner circle and the polymer coating thick liquid layer of outer lane. The utility model has the advantages of simple and reasonable structure, test error is avoided to the test environment of constant temperature, constant humidity, and the test result precision of having guaranteed macromolecular material rolling resistance is high.
Description
Technical Field
The utility model particularly relates to a simple and easy rolling resistance survey device.
Background
The polymer materials have been widely used in our life and production, and we need to consider comprehensively when selecting the materials, and through comparative investigation of experiments, we can obtain the most suitable materials we need. Many polymer materials are often made into the shape of a wheel, and at this time, the rolling resistance of the wheel needs to be considered, and the smaller the rolling resistance is, the lower the energy consumption is.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a simple and easy rolling resistance survey device for selecting the required minimum rolling resistance's macromolecular material through simple effectual test.
The utility model provides a scheme that its technical problem adopted is:
the utility model provides a simple and easy rolling resistance survey device, its characterized in that, includes dolly, runway and box, and the box is square structure, bottom opening, and the bottom half is equipped with the thermal resistance hot plate, and the box lock forms airtight structure on the thermal resistance hot plate, and box one side is equipped with temperature sensor, is equipped with the runway base on the thermal resistance hot plate, is equipped with the runway on the runway base, the runway includes horizontal segment, slope section and unsettled horizontal segment, and the horizontal segment of runway is placed on the runway base, and the lower extreme of slope section is articulated with the inner end of horizontal segment, is equipped with hand-operated scissors formula angle adjuster between slope section and the runway base, and the upper end of slope section is articulated with the inner end of unsettled horizontal segment, and the outer end of unsettled horizontal segment is equipped with the stay cord, and the outer end of stay cord passes the stay cord hole at box top and extends to the box outside, and the slope section upper portion of runway is equipped with initial scale mark, and the rear portion of horizontal segment is equipped with the termination scale mark, and initial scale mark and termination mark punishment do not are equipped with first photoelectric detection switch and second photoelectric detection switch, and the dolly is placed on unsettled horizontal segment, and the bottom of unsettled horizontal segment is equipped with the wheel, and the dolly is equipped with the wheel, and the polymer package thick liquid layer, and is equipped with the wheel, and the outer lane.
During the test, a polymer slurry coating layer of a wheel made of a polymer material to be tested is wrapped on a bearing to form a wheel, the wheel is installed on a wheel shaft of a trolley, the temperature in a box body is raised to a certain temperature through a thermal resistance heating plate, the temperature in the box body is detected in real time through a temperature sensor, the box body is placed for 3-5h, the test is started after the temperature is constant, a pull rope is pulled upwards to enable the suspended horizontal section of a runway to incline so as to provide initial power for the trolley, the timing is started when the trolley passes through a first photoelectric detection switch, the timing is stopped when the trolley passes through a second photoelectric detection switch, the distance between two scale lines and the time for the trolley to pass through the distance are recorded, then the box body and the trolley are taken down, the wheel made of other polymer slurry coating layers to be tested is replaced on the wheel shaft of the trolley, the trolley is placed on the suspended horizontal section of the runway, the box body is buckled, the test steps are repeated, and a plurality of groups of test results (namely the time for the trolley to pass through the distance between the two scale lines) are compared after the test is carried out, finally, the wheel made of the material with the smallest rolling resistance, attention is noticed, the temperature in the period of the box body is always kept constant, and each group of wheels is kept, and each group of the different polymer slurry coatings in each group of the test;
the device performs a test under a closed structure formed by the box body and the thermal resistance heating plate, and keeps the temperature inside the box body constant, so that test errors caused by different environmental temperatures can be avoided;
furthermore, the temperature sensor and the thermal resistance heating plate of the device are matched, a simple temperature control device is formed together, and an intelligent digital display temperature controller is assembled; the influence on the rolling resistance of the wheel at a certain temperature and different temperatures can be tested through the test device;
the photoelectric detection switch of the device is preferably but not limited to an ohm dragon reflection square photoelectric switch with the model number of E3Z-LS61 and is assembled with an industrial timer;
furthermore, the surface of the runway of the device is flat and has no burrs;
furthermore, the hand-operated scissor type angle adjuster of the utility model has the same structure as the scissor jack of the prior art, and comprises a base, a group of upper supporting arms, a group of lower supporting arms, a footstock, a screw rod and a nut, wherein the base and the footstock are respectively hinged with the inclined section of the runway and the runway base, the distance between the footstock and the base can be changed through the hand-operated screw rod, and the inclination angle of the inclined section of the runway is further changed;
further, the inclined section of the runway of the device is preferably, but not limited to, 30 degrees;
further, the temperature sensor of the present device is preferably, but not limited to, a temperature sensor with a thermocouple.
Furthermore, a fan is arranged on one side of the box body.
The fan that this device set up through box one side can play certain balance, regulatory action to the inside temperature of box.
Furthermore, one side of the box body is provided with a humidifier and a humidity sensor.
The device can ensure that the interior of the box body is a closed constant-humidity environment through the humidifier and the humidity sensor, is the same as the use mode of the thermal resistance heating plate and the temperature sensor during use, and can also test the influence on the rolling resistance of the wheels under certain humidity and different humidity.
Furthermore, the upper end surface of the trolley body is concave to form a trolley hopper, and a cylindrical weight fixing base with an open upper end is arranged on the trolley hopper.
When the influence of rolling resistance on the wheel made of the polymer slurry coating under certain pressure or load is tested, the weight is placed in the weight fixing base, the trolley is placed on the horizontal suspension section of the runway, and the test mode and the test steps are the same as those under the condition of no load.
Furthermore, a protractor is arranged at the hinged position of the inclined section and the horizontal section of the runway, and the protractor is installed on one side of the horizontal section of the runway or one side of the runway base.
The device is convenient for reading the inclination angle of the inclined section of the runway through the protractor.
Furthermore, the lateral wall bottom of box is equipped with the buckle, and the side of hot resistance heating board is equipped with the spacing arch of buckle that matches with the buckle.
The buckle of this device can play the fixed action to hot resistance heating board and box, and box and hot resistance heating board installation and separation are convenient.
The utility model has the advantages that:
the utility model has simple and reasonable structure, avoids test errors in constant temperature and constant humidity test environment, and ensures high precision of test results of the rolling resistance of the high polymer material; the influence of temperature, humidity and load on the rolling resistance of the high polymer material can be tested.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural view of the trolley of the present invention.
FIG. 1 is a view showing a thermal resistance heating plate; 2. a temperature sensor; 3. a fan; 4. a humidifier; 5. a humidity sensor; 6. pulling a rope; 7. a trolley; 7-1, fixing a weight fixing base; 7-2, coating a polymer slurry layer; 7-3. Bearings; 7-4, weighing; 8. a runway; 8-1, horizontal segment; 8-2, an inclined section; 8-3, suspending the horizontal section in the air; 9. a hand-operated scissor angle adjuster; 10. buckling; 11. a runway base; 12. a protractor; 13. a first photoelectric detection switch; 14. a second photoelectric detection switch; 15. a box body.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby. It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.
As shown in fig. 1 and 2: the thermal resistance detection device comprises a trolley 7, a runway 8 and a box body 15, wherein the box body 15 is of a square structure, the bottom of the box body 15 is open, a thermal resistance heating plate 1 is arranged at the bottom of the box body 15, the box body 15 is buckled on the thermal resistance heating plate 1 to form a closed structure, a temperature sensor 2 is arranged on one side of the box body 15, a runway base 11 is arranged on the thermal resistance heating plate 1, a runway 8 is arranged on the runway base 11, the runway 8 comprises a horizontal section 8-1, an inclined section 8-2 and a suspended horizontal section 8-3, the horizontal section 8-1 of the runway 8 is placed on the runway base 11, the lower end of the inclined section 8-2 is hinged to the inner end of the horizontal section 8-3, a pull rope 6 is arranged at the outer end of the suspended horizontal section 8-3, the pull rope 6 penetrates through a pull rope hole at the top of the box body 15 to extend to the outside of the box body 14, an initial scale line is arranged at the upper part of the 8-2 of the runway 8-2, a termination scale line is arranged at the rear part of the horizontal section 8-1, a second scale line and a switch are arranged at the outer circle of the termination scale line, a high-7 of a high-molecular switch, a high-7 is arranged on the outer circle of the trolley wheel of the trolley, and a high-7 is arranged on the high-7, and a high-molecular switch, and a high-weight detection device, and a high-wheel axle of the high-wheel of the high-7 is arranged on the high-3;
a fan 3 is arranged on one side of the box body 15;
a humidifier 4 and a humidity sensor 5 are arranged on one side of the box body 15;
the upper end face of the trolley 7 body is concave to form a hopper, and a cylindrical weight fixing base 7-1 with an opening at the upper end is arranged on the hopper;
a protractor 12 is arranged at the hinged position of the inclined section 8-2 and the horizontal section 8-1 of the runway 8, and the protractor 12 is arranged at one side of the runway base 11;
the bottom of the side wall of the box body 15 is provided with a buckle 10, and the side surface of the thermal resistance heating plate 1 is provided with a buckle limiting bulge matched with the buckle.
Application method
Test mode 1
For example, the rolling resistance of polyurethane No. 1 and polyurethane No. 2 are measured;
wrapping a polymer coating layer 7-2 made of polyurethane No. 1 and No. 2 into wheels on a bearing 7-3, installing the wheels made of polyurethane No. 1 on a wheel shaft of a trolley 7, placing the trolley 7 on a suspended horizontal section 8-3 of a runway 8, buckling a box body 15 onto a thermal resistance heating plate 1, fixing the two by a buckling buckle 10, heating and humidifying the inside of the box body 15 to a certain temperature and humidity by the thermal resistance heating plate 1 and a humidifier 4, placing for 3-5h, after the temperature and the humidity are constant (the temperature and the humidity can be monitored by a temperature sensor 2 and a humidity sensor 5 in real time), pulling a pull rope 6 upwards to enable the suspended horizontal section 8-3 of the runway 8 to be inclined to provide initial power for the trolley 7, starting timing by the trolley 7 through a first photoelectric detection switch 13, stopping timing by the trolley 7 through a second photoelectric detection switch 14, and recording the time used by the trolley 7 for passing through the distance between two scale lines; and then the box body 15 and the trolley 7 are taken down, the wheels made of polyurethane No. 2 are replaced and installed on the wheel shafts of the trolley 7, the test steps are repeated, and the time for the two wheels to pass through the distance between the two scale marks is compared, so that the high polymer material with relatively low rolling resistance can be obtained.
For example, rolling resistance under a load of 10g was measured for polyurethane No. 1 and polyurethane No. 2;
wrapping polymer slurry coating layers 7-2 respectively made into wheels from polyurethane No. 1 and No. 2 on bearings 7-3, installing the wheels made from polyurethane No. 1 on wheel shafts of a trolley 7, placing 10g of weights 7-4 in weight fixing bases 7-1, placing the trolley 7 on a suspended horizontal section 8-3 of a runway 8, fastening a box body 15 to a thermal resistance heating plate 1, fastening buckles 10 to be fixed, heating and humidifying the inside of the box body 15 to a certain temperature and humidity through the thermal resistance heating plate 1 and a humidifier 4, placing for 3-5h, after the temperature and the humidity are constant (during the period, monitoring by a temperature sensor 2 and a humidity sensor 5 in real time), pulling a pull rope 6 upwards to enable the suspended horizontal section 8-3 of the runway 8 to be inclined to provide initial power for the trolley 7, starting timing by a first photoelectric detection switch 13 of the trolley 7, stopping timing by a second photoelectric detection switch 14 of the trolley 7, and recording the time used by the distance between two scale lines of the trolley 7; and then the box body 15 and the trolley 7 are taken down, the wheels made of polyurethane No. 2 are replaced and installed on the wheel shafts of the trolley 7, the test steps are repeated, and the time for the two wheels to pass through the distance between the two scale marks is compared, so that the high polymer material with relatively small rolling resistance under a certain load can be obtained.
For example, the rolling resistances of polyurethane No. 1 and polyurethane No. 2 under a load of 10g at 60 ℃ were measured;
wrapping a polymer slurry coating 7-2 made of polyurethane No. 1 and No. 2 into wheels respectively on a bearing 7-3, installing the wheels made of polyurethane No. 1 on a wheel shaft of a trolley 7, placing 10g of weights 7-4 into a weight fixing base 7-1, placing the trolley 7 on a suspended horizontal section 8-3 of a runway 8, buckling a box body 15 onto a thermal resistance heating plate 1, buckling a buckle 10 for fixing, heating the inside of the box body 15 to 60 ℃ through the thermal resistance heating plate 1 and a humidifier 4, humidifying the inside of the box body to a certain humidity, placing for 3-5h, after the temperature and the humidity are constant (during which the temperature and the humidity can be monitored by a temperature sensor 2 and a humidity sensor 5 in real time), pulling a pull rope 6 upwards to enable the suspended horizontal section 8-3 of the runway 8 to be inclined to provide initial power for the trolley 7, starting timing through a first photoelectric detection switch 13 for the trolley 7, stopping timing through a second photoelectric detection switch 14 for the trolley 7, and recording the time used by the distance between two scale lines for the trolley 7; and then the box body 15 and the trolley 7 are taken down, wheels made of polyurethane No. 2 are replaced and installed on wheel shafts of the trolley 7, the test steps are repeated, and the time spent by the two wheels to pass through the distance between the two scale marks is compared, so that the high polymer material with relatively small rolling resistance under certain load and high temperature can be obtained.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.
Claims (6)
1. The utility model provides a simple and easy rolling resistance survey device, its characterized in that, includes dolly, runway and box, and the box is square structure, bottom opening, and the bottom half is equipped with the thermal resistance hot plate, and the box lock forms airtight structure on the thermal resistance hot plate, and box one side is equipped with temperature sensor, is equipped with the runway base on the thermal resistance hot plate, is equipped with the runway on the runway base, the runway includes horizontal segment, slope section and unsettled horizontal segment, and the horizontal segment of runway is placed on the runway base, and the lower extreme of slope section is articulated with the inner end of horizontal segment, is equipped with hand-operated scissors formula angle adjuster between slope section and the runway base, and the upper end of slope section is articulated with the inner end of unsettled horizontal segment, and the outer end of unsettled horizontal segment is equipped with the stay cord, and the outer end of stay cord passes the stay cord hole at box top and extends to the box outside, and the slope section upper portion of runway is equipped with initial scale mark, and the rear portion of horizontal segment is equipped with the termination scale mark, and initial scale mark and termination mark punishment do not are equipped with first photoelectric detection switch and second photoelectric detection switch, and the dolly is placed on unsettled horizontal segment, and the bottom of unsettled horizontal segment is equipped with the wheel, and the dolly is equipped with the wheel, and the polymer package thick liquid layer, and is equipped with the wheel, and the outer lane.
2. A simple rolling resistance measuring device according to claim 1, wherein a fan is provided at one side of the case.
3. A simple rolling resistance measuring device according to claim 1, wherein a humidifier and a humidity sensor are provided at one side of the housing.
4. A simple rolling resistance measuring apparatus as defined in claim 1, wherein the upper end face of the car body is recessed to form a hopper, and the hopper is provided with a cylindrical weight-fixing base having an open upper end.
5. A simple rolling resistance measuring device according to claim 1, wherein the joint of the inclined section and the horizontal section of the runway is provided with a protractor, and the protractor is installed on one side of the horizontal section of the runway or one side of the runway base.
6. The simple rolling resistance measuring device according to claim 1, wherein the bottom of the side wall of the case is provided with a snap, and the side surface of the heating plate is provided with a snap-limiting protrusion matching with the snap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222378715.3U CN218212576U (en) | 2022-09-07 | 2022-09-07 | Simple rolling resistance measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222378715.3U CN218212576U (en) | 2022-09-07 | 2022-09-07 | Simple rolling resistance measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218212576U true CN218212576U (en) | 2023-01-03 |
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ID=84631627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222378715.3U Active CN218212576U (en) | 2022-09-07 | 2022-09-07 | Simple rolling resistance measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218212576U (en) |
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2022
- 2022-09-07 CN CN202222378715.3U patent/CN218212576U/en active Active
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