CN110501211B - Rut sample forming machine - Google Patents
Rut sample forming machine Download PDFInfo
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- CN110501211B CN110501211B CN201910861728.6A CN201910861728A CN110501211B CN 110501211 B CN110501211 B CN 110501211B CN 201910861728 A CN201910861728 A CN 201910861728A CN 110501211 B CN110501211 B CN 110501211B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/286—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q involving mechanical work, e.g. chopping, disintegrating, compacting, homogenising
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/36—Embedding or analogous mounting of samples
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/44—Sample treatment involving radiation, e.g. heat
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/36—Embedding or analogous mounting of samples
- G01N2001/366—Moulds; Demoulding
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Abstract
The invention relates to a rut sample forming machine, which belongs to the field of asphalt pavement testing equipment and comprises a base and a rack fixedly arranged on the base, wherein a rolling wheel is arranged on the rack, a movable trolley is arranged on the base, the rut sample forming machine also comprises a test mold, the test mold comprises a bottom plate and side plates, a heating plate is arranged on the top wall of the bottom plate, a heat-conducting plate is fixedly arranged on the bottom wall of the bottom plate, heat-conducting fins respectively connected with the heat-conducting plate and the heating plate are embedded in the bottom plate, and a constant temperature component for heating the heat-conducting plate is arranged on the movable trolley. During testing, the heat-conducting plate is heated through the constant-temperature component, heat is transferred to the heating plate through the heat-conducting strip, and the heating plate is in contact with the asphalt test piece and heats the test piece, so that the test piece is kept at a constant temperature in the testing process, and the testing accuracy is improved; and the hot plate is in the test mould, reduces thermal loss, and direct and the diapire contact of test piece, improves the accuracy nature of heating.
Description
Technical Field
The invention relates to the field of asphalt pavement testing equipment, in particular to a rut sample forming machine.
Background
The hydraulic rutting sample forming machine is mainly used for rolling and forming asphalt mixture in rutting test and also can be used for manufacturing samples of asphalt mixture in other physical property tests by a wheel rolling method. The traffic channelization of expressways and first-level roads and the condition of overload and heavy load are increasingly severe, and the rutting problem becomes a prominent problem influencing the healthy development of the roads in China due to the rare and continuous high temperature in summer.
Chinese patent No. CN208968911U discloses a hydraulic rutting sample forming machine, which comprises a frame, a circular arc rolling wheel suspended on the frame, a hydraulic driving device, a rail and a moving platform performing linear reciprocating motion. During the experiment, put into the examination mould, make rolling wheel and examination mould contradict, through hydraulic drive device drive moving platform back and forth movement for rolling wheel rolls the examination mould repeatedly, accomplishes the experiment.
Before the test, the test piece and the test mold are placed in a thermostatic chamber with the test temperature of 60 +/-1 ℃ for heat preservation, and then the test is carried out. However, during the test, the temperature of the test piece may gradually decrease, which may affect the test result.
Disclosure of Invention
The invention aims to provide a rut sample forming machine which has the advantages of keeping a test piece at a constant temperature and improving test accuracy in the test process.
The technical purpose of the invention is realized by the following technical scheme:
the utility model provides a rut sample make-up machine, includes the base and fixes the frame that sets up on the base, be provided with the rolling wheel in the frame, be provided with the travelling car on the base, still include the examination mould, the examination mould includes bottom plate and curb plate, the roof of bottom plate is provided with the hot plate, the diapire of bottom plate is fixed and is provided with the heat-conducting plate, the embedded conducting strip that is connected with heat-conducting plate and hot plate respectively that is equipped with of bottom plate, be provided with the constant temperature subassembly that is used for heating the heat-conducting plate on the travelling car.
When the technical scheme is implemented, the heat-conducting plate is heated through the constant-temperature component during testing, heat is transferred to the heating plate through the heat-conducting strip, and the heating plate is in contact with the asphalt test piece and heats the test piece, so that the test piece is kept at a constant temperature in the testing process, and the testing accuracy is improved; and the hot plate is in the test mould, reduces thermal loss, and direct and the diapire contact of test piece, improves the accuracy nature of heating.
The invention is further configured to: the constant temperature assembly comprises a constant temperature box, a constant temperature water pipe and a heat conducting cover plate, wherein an opening is formed in the upper end of the constant temperature box, the constant temperature water pipe is arranged in the constant temperature box, one end of the constant temperature water pipe is provided with a water inlet, the other end of the constant temperature water pipe is provided with a water outlet, a boss is fixedly arranged on the inner wall of the constant temperature box, the heat conducting cover plate is placed on the boss, a test mold is arranged on the heat conducting cover plate, the constant temperature water pipe is located below the heat conducting cover plate, and the heat conducting assembly is arranged between the heat conducting cover plate and the constant temperature water pipe.
When the technical scheme is implemented, the test mold is placed on the heat conduction cover plate during testing, heat generated by the constant-temperature water pipe is transferred to the heat conduction cover plate through the heat conduction assembly and then transferred to the test mold, and the purpose of keeping the test mold and the test piece constant in temperature is achieved; and the heat conduction apron does not lead to the constant temperature water pipe direct contact, avoids the constant temperature water pipe to receive too big pressure and leads to the constant temperature water pipe to warp, prolongs the life of constant temperature water pipe.
The invention is further configured to: the heat conduction assembly comprises an elastic clamping plate and an insertion plate, the elastic clamping plate is fixedly arranged on the constant-temperature water pipe, the insertion plate is fixedly arranged on the bottom wall of the heat conduction cover plate, the elastic clamping plate is provided with a clamping cavity for inserting the insertion plate, and a gap is formed between the insertion plate and the constant-temperature water pipe.
When the technical scheme is implemented, the plug board is inserted into the clamping cavity and is in contact with the elastic clamping board during testing, so that heat generated by the constant-temperature water pipe can be efficiently transferred to the heat-conducting cover plate; and the heat conduction apron receives the pressure of examination mould and when producing the deformation of certain degree downwards, will drive the plugboard and move downwards, and has the clearance between plugboard and the constant temperature water pipe, prevents that the constant temperature water pipe from receiving the pressure of heat conduction apron, prevents that the constant temperature water pipe is impaired, improves the life of constant temperature water pipe.
The invention is further configured to: the water tank is arranged on the base, one end of the water tank is communicated with a water inlet pipe, the other end of the water tank is communicated with a water outlet pipe, one end, away from the water tank, of the water inlet pipe is communicated with the water inlet, one end, away from the water tank, of the water outlet pipe is communicated with the water outlet, a water pump is arranged on the water outlet pipe, and an electric heating heater used for heating the water tank is arranged on the base.
Implement above-mentioned technical scheme, during the experiment, heat the water tank through electric heater, in hot water pump sending to the constant temperature water pipe in with the water tank through the water pump, guarantee that the constant temperature water pipe provides continuous constant temperature environment.
The invention is further configured to: the rotating shaft penetrates through the heat conduction cover plate in a rotating mode, the bottom wall of the bottom plate is provided with a driving groove, a driving block is embedded in the driving groove and fixedly connected with the rotating shaft, and a driving assembly used for driving the rotating shaft to rotate is arranged on the moving trolley.
By implementing the technical scheme, the rotating shaft is driven to rotate by the driving assembly, the rotating shaft drives the driving block to rotate, and the driving block is matched with the driving groove so as to drive the test mold to rotate; in the test process, the test mold is rotated by ninety degrees and then tested, so that the rolling wheel is fully contacted with the test mold, the rolling effect is improved, and the test accuracy of the test mold is improved.
The invention is further configured to: the drive assembly comprises a worm wheel, a worm, a drive shaft and a motor, the worm wheel is coaxially fixed to be arranged on the rotating shaft and located in the constant temperature box, the drive shaft is horizontally rotated and arranged in the constant temperature box, the worm is coaxially fixed to be arranged on the drive shaft, the worm is meshed with the worm wheel, the motor is fixedly arranged on the movable trolley, and the output shaft of the motor is coaxially and fixedly connected with the drive shaft.
When the technical scheme is implemented, when the test mold needs to be rotated, the motor is started, the motor drives the driving shaft and the worm to rotate, so that the worm wheel is driven to rotate, the worm wheel drives the rotating shaft to rotate, and the purpose of automatically driving the test mold to rotate is achieved; and worm wheel and worm cooperation prevent that the examination mould from taking place to rotate under the effect of rolling wheel at rolling test's in-process, guarantee the stability of examination mould, improve experimental accuracy.
The invention is further configured to: the mounting groove has been seted up along vertical direction to the roof of heat conduction apron, it is provided with the mount pad to slide in the mounting groove, the roof of mount pad inlays and is equipped with the ball with heat-conducting plate rolling contact, be provided with the elastic component that is used for driving the mount pad to the mounting groove outward motion in the mounting groove.
When the technical scheme is implemented, the rolling wheel is lifted for a certain distance when the test mold needs to be rotated, the elastic force of the elastic piece drives the mounting seat and the ball to move upwards, the ball lifts the test mold, so that the test mold is separated from the heat-conducting cover plate, and the test mold is directly contacted with the ball in the process of rotating the test mold, so that the friction force on the test mold is effectively reduced, and the rotation is smoother; simultaneously, prevent examination mould wearing and tearing heat conduction apron.
The invention is further configured to: the elastic component is a spring, one end of the spring is fixedly connected with the bottom wall of the installation groove, the other end of the spring is fixedly connected with the installation seat, and the installation groove is provided with a plurality of installation grooves along the circumferential direction of the rotating shaft.
Implement above-mentioned technical scheme, set up a plurality ofly for the examination mould receives more stable support, and it is more stable to rotate.
The invention is further configured to: a cavity is formed in the side plate, and a heat insulation layer is embedded in the cavity.
Implement above-mentioned technical scheme, the heat preservation effect of examination mould is improved in the setting of heat preservation.
In summary, compared with the prior art, the beneficial effects of the invention are as follows:
during testing, the heat-conducting plate is heated through the constant-temperature component, heat is transferred to the heating plate through the heat-conducting fins, and the heating plate is in contact with the asphalt test piece and heats the test piece, so that the test piece is kept at a constant temperature in the testing process, and the testing accuracy is improved; the heating plate is positioned in the test die, so that the heat loss is reduced, and the heating plate is directly contacted with the bottom wall of the test piece, so that the heating accuracy is improved;
during testing, a test mold is placed on the heat conduction cover plate, heat generated by the constant-temperature water pipe is transferred to the heat conduction cover plate through the heat conduction assembly and then transferred to the test mold, and the purpose of keeping the test mold and a test piece constant in temperature is achieved; the heat-conducting cover plate is not in direct contact with the constant-temperature water pipe, so that the constant-temperature water pipe is prevented from being deformed due to excessive pressure on the constant-temperature water pipe, and the service life of the constant-temperature water pipe is prolonged;
driving the rotating shaft to rotate through the driving assembly, driving the driving block to rotate through the rotating shaft, and matching the driving block with the driving groove to further drive the test mold to rotate; in the test process, the test mold is rotated by ninety degrees and then tested, so that the rolling wheel is fully contacted with the test mold, the rolling effect is improved, and the test accuracy of the test mold is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention as a whole;
FIG. 2 is a schematic diagram of the structure of the test mold of the present invention;
FIG. 3 is an exploded view of the present invention;
FIG. 4 is an enlarged view of portion A of FIG. 3;
FIG. 5 is an enlarged view of portion B of FIG. 3;
fig. 6 is a bottom view of the thermally conductive cover plate and the test mold of the present invention.
Reference numerals: 1. a base; 11. a guide rail; 2. a frame; 21. a rolling wheel; 3. moving the trolley; 4. testing a mold; 41. a base plate; 411. heating plates; 412. a heat conducting plate; 413. a heat conductive sheet; 414. a drive slot; 42. a side plate; 421. a cavity; 422. a heat-insulating layer; 5. a constant temperature component; 51. a thermostat; 511. a boss; 52. a constant temperature water pipe; 521. a water inlet; 522. a water outlet; 54. a heat conducting cover plate; 541. mounting grooves; 5411. a spring; 542. a mounting seat; 5421. a ball bearing; 6. a heat conducting component; 61. an elastic clamping plate; 62. a plugboard; 63. a clamping cavity; 7. a water tank; 71. a water inlet pipe; 72. a water outlet pipe; 73. a water pump; 74. an electric heater; 8. a rotating shaft; 81. a drive block; 91. a worm gear; 92. a worm; 93. a drive shaft; 94. an electric motor.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, a rut sample forming machine comprises a base 1, a moving trolley 3 and a frame 2 fixedly arranged on the base 1, wherein a rolling wheel 21 is arranged on the frame 2, a guide rail 11 is fixedly arranged on the base 1, and a roller (not marked in the figure) in rolling contact with the guide rail 11 is arranged at the bottom of the moving trolley 3.
As shown in fig. 1 and 2, a test mold 4 is arranged between the rolling wheel 21 and the moving trolley 3, the test mold 4 is of a box structure with an open upper end, the test mold 4 comprises a bottom plate 41 and a side plate 42, a cavity 421 is formed in the side plate 42, a heat insulation layer 422 is embedded in the cavity 421, and the heat insulation layer 422 is made of foam; so as to improve the heat preservation effect of the test mold 4. The bottom plate 41 is square, the top wall of the bottom plate 41 is provided with a heating plate 411, the bottom wall of the bottom plate 41 is fixedly provided with a heat conducting plate 412, a heat conducting fin 413 connected with the heat conducting plate 412 and the heating plate 411 is embedded in the bottom plate 41, and the heating plate 411, the heat conducting plate 412 and the heat conducting fin 413 are made of metal and can be made of steel, copper or aluminum.
As shown in fig. 3, a thermostatic assembly 5 for heating the heat-conducting plate 412 is disposed on the moving carriage 3, and the thermostatic assembly 5 includes an oven 51, a thermostatic water pipe 52 and a heat-conducting cover plate 54. The upper end of the incubator 51 is opened, the thermostatic water pipe 52 is arranged in the incubator 51 in a snake shape, and the top of the thermostatic water pipe 52 is lower than the top wall of the incubator 51. Referring to fig. 6, the constant temperature water pipe 52 has a water inlet 521 at one end and a water outlet 522 at the other end. The inner wall of the oven 51 is fixedly provided with a boss 511, the heat conductive cover plate 54 is placed on the boss 511, and the heat conductive cover plate 54 is made of a steel plate to ensure sufficient strength and reduce deformation of the heat conductive cover plate 54. The test mold 4 is arranged on the heat-conducting cover plate 54, and the constant-temperature water pipe 52 is positioned below the heat-conducting cover plate 54.
As shown in fig. 3 and 4, a heat conducting assembly 6 is disposed between the heat conducting cover plate 54 and the constant temperature water pipe 52, and the heat conducting assembly 6 includes an elastic clamping plate 61 and an inserting plate 62 (see fig. 6). The elastic clamping plates 61 are fixedly arranged on the constant-temperature water pipe 52, the elastic clamping plates 61 are made of steel plates, and a plurality of elastic clamping plates 61 are arranged along the constant-temperature water pipe 52; the plug board 62 is fixedly arranged on the bottom wall of the heat-conducting cover plate 54, the elastic clamping board 61 is provided with a clamping cavity 63 for inserting the plug board 62, and a gap is formed between the plug board 62 and the constant-temperature water pipe 52.
During testing, the plug board 62 is inserted into the clamping cavity 63 and is in contact with the elastic clamping board 61, so that heat generated by the constant-temperature water pipe 52 can be efficiently transferred to the heat-conducting cover plate 54; when the heat-conducting cover plate 54 is deformed to a certain degree due to the pressure of the test mold 4, the inserting plate 62 is driven to move downwards, and a gap exists between the inserting plate 62 and the constant-temperature water pipe 52, so that the constant-temperature water pipe 52 is prevented from being damaged due to the pressure of the heat-conducting cover plate 54, and the service life of the constant-temperature water pipe 52 is prolonged.
As shown in fig. 3 and 4, a mounting groove 541 is formed in the top wall of the heat conducting cover plate 54 along the vertical direction, the mounting groove 541 is disposed along the circumferential direction of the rotating shaft 8, a mounting seat 542 is slidably disposed in the mounting groove 541, and a ball 5421 in rolling contact with the heat conducting plate 412 is embedded in the top wall of the mounting seat 542. An elastic piece for driving the mounting seat 542 to move outwards of the mounting groove 541 is arranged in the mounting groove 541, and the elastic piece is a spring 5411; one end of the spring 5411 is fixedly connected with the bottom wall of the mounting groove 541, and the other end is fixedly connected with the mounting seat 542. The maximum distance of the balls 5421 protruding out of the surface of the heat-conducting cover plate 54 is less than the depth of the driving groove 414, and the driving block 81 is still located in the driving groove 414, so that the driving block 81 can drive the test mold 4 to rotate.
When the test mold 4 needs to be rotated, the rolling wheel 21 is lifted for a certain distance, the elastic force of the elastic piece drives the mounting seat 542 and the ball 5421 to move upwards, the ball 5421 lifts the test mold 4, so that the test mold 4 is separated from the heat-conducting cover plate 54, and in the process of rotating the test mold 4, the test mold 4 is directly contacted with the ball 5421, so that the friction force on the test mold 4 is effectively reduced, and the rotation is smoother; at the same time, the test mold 4 is prevented from wearing the heat conductive cover plate 54.
As shown in fig. 1 and 3, a water tank 7 is arranged on the base 1, one end of the water tank 7 is communicated with a water inlet pipe 71, the other end of the water tank 7 is communicated with a water outlet pipe 72, and the water inlet pipe 71 and the water outlet pipe 72 are corrugated pipes. Referring to fig. 6, one end of the water inlet pipe 71 away from the water tank 7 is communicated with the water inlet 521, one end of the water outlet pipe 72 away from the water tank 7 is communicated with the water outlet 522, the water pump 73 is arranged on the water outlet pipe 72, the electric heater 74 for heating the water tank 7 is arranged on the base 1, and a resistance wire is arranged in the electric heater 74 and is powered on to heat the water tank 7.
As shown in fig. 3 and 5, a rotating shaft 8 is rotatably provided through the heat conductive cover plate 54, and the rotating shaft 8 is vertically rotatably provided on the bottom wall of the oven 51. Referring to fig. 6, the bottom wall of the bottom plate 41 is formed with a driving groove 414, the driving groove 414 penetrates through the heat conducting plate 412, the driving groove 414 is a rectangular groove, and the driving groove 414 is disposed at the center of the bottom plate 41; the driving block 81 is embedded in the driving groove 414, and the driving block 81 is matched with the driving groove 414. The driving block 81 is fixedly connected with the rotating shaft 8, and the driving block 81 is in contact with the heat-conducting cover plate 54.
As shown in fig. 3 and 5, the moving cart 3 is provided with a driving assembly for driving the rotating shaft 8 to rotate, and the driving assembly includes a worm wheel 91, a worm 92, a driving shaft 93 and a motor 94. The worm wheel 91 is coaxially and fixedly arranged on the rotating shaft 8 and is positioned in the constant temperature box 51, the driving shaft 93 is horizontally and rotatably arranged in the constant temperature box 51, the worm 92 is coaxially and fixedly arranged on the driving shaft 93, the worm 92 is meshed with the worm wheel 91, the motor 94 is fixedly arranged on the movable trolley 3, the motor 94 is a servo motor 94, and an output shaft of the motor 94 is coaxially and fixedly connected with the driving shaft 93.
When the test mold 4 needs to be rotated, the motor 94 is started, the motor 94 drives the driving shaft 93 and the worm 92 to rotate, so that the worm wheel 91 is driven to rotate, the worm wheel 91 drives the rotating shaft 8 to rotate, the rotating shaft 8 drives the driving block 81 to rotate, and the driving block 81 is matched with the driving groove 414 so as to drive the test mold 4 to rotate; in the test process, the test mold 4 is rotated by ninety degrees and then tested, so that the rolling wheel 21 is fully contacted with the test mold 4, the rolling effect is improved, and the test accuracy of the test mold 4 is improved. And worm wheel 91 and worm 92 cooperation prevent that examination mould 4 from taking place to rotate under the effect of rolling wheel 21 at rolling test's in-process, guarantee the stability of examination mould 4, improve experimental accuracy.
The specific working process is as follows: during the experiment, will try mould 4 and place on heat conduction apron 54, and the heat that constant temperature water pipe 52 produced passes through heat conduction subassembly 6 and transmits for heat conduction apron 54, heats heat-conducting plate 412, and the retransmission gives examination mould 4, gives hot plate 411 through conducting strip 413 with heat transfer, and hot plate 411 contacts with the pitch test piece and heats the test piece to make at experimental in-process, keep the test piece constant temperature, improve experimental accuracy. And hot plate 411 is in examination mould 4, reduces thermal loss, and direct and the diapire contact of test piece, improves the accuracy nature of heating.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (7)
1. The utility model provides a rut sample make-up machine, includes base (1) and fixed frame (2) that sets up on base (1), be provided with rolling wheel (21) on frame (2), be provided with on base (1) and remove dolly (3), its characterized in that: the testing device is characterized by further comprising a testing mold (4), wherein the testing mold (4) comprises a bottom plate (41) and side plates (42), a heating plate (411) is arranged on the top wall of the bottom plate (41), a heat-conducting plate (412) is fixedly arranged on the bottom wall of the bottom plate (41), heat-conducting fins (413) which are respectively connected with the heat-conducting plate (412) and the heating plate (411) are embedded in the bottom plate (41), and a constant temperature component (5) used for heating the heat-conducting plate (412) is arranged on the movable trolley (3);
the constant temperature assembly (5) comprises a constant temperature box (51), a constant temperature water pipe (52) and a heat conduction cover plate (54), an opening is formed in the upper end of the constant temperature box (51), the constant temperature water pipe (52) is arranged in the constant temperature box (51), a water inlet (521) is formed in one end of the constant temperature water pipe (52), a water outlet (522) is formed in the other end of the constant temperature water pipe, a boss (511) is fixedly arranged on the inner wall of the constant temperature box (51), the heat conduction cover plate (54) is placed on the boss (511), the test mold (4) is arranged on the heat conduction cover plate (54), the constant temperature water pipe (52) is located below the heat conduction cover plate (54), and a heat conduction assembly (6) is arranged between the heat conduction cover plate (54) and the constant temperature water pipe (52);
the heat conduction assembly (6) comprises an elastic clamping plate (61) and an insertion plate (62), the elastic clamping plate (61) is fixedly arranged on the constant-temperature water pipe (52), the insertion plate (62) is fixedly arranged on the bottom wall of the heat conduction cover plate (54), the elastic clamping plate (61) is provided with a clamping cavity (63) for inserting the insertion plate (62), and a gap is formed between the insertion plate (62) and the constant-temperature water pipe (52).
2. A rut specimen forming machine according to claim 1 wherein: the water heater is characterized in that a water tank (7) is arranged on the base (1), one end of the water tank (7) is communicated with a water inlet pipe (71), the other end of the water tank (7) is communicated with a water outlet pipe (72), one end, far away from the water tank (7), of the water inlet pipe (71) is communicated with a water inlet (521), one end, far away from the water tank (7), of the water outlet pipe (72) is communicated with a water outlet (522), a water pump (73) is arranged on the water outlet pipe (72), and an electric heater (74) used for heating the water tank (7) is arranged on the base (1).
3. A rut specimen forming machine according to claim 2 wherein: rotating on heat conduction apron (54) is worn to be equipped with pivot (8), driving groove (414) have been seted up to the diapire of bottom plate (41), embedded driving block (81) that is equipped with of driving groove (414), driving block (81) and pivot (8) fixed connection, be provided with on travelling car (3) and be used for driving the rotatory drive assembly of pivot (8).
4. A rut specimen forming machine according to claim 3 wherein: drive assembly includes worm wheel (91), worm (92), drive shaft (93) and motor (94), worm wheel (91) coaxial fixed sets up in pivot (8) and is located thermostated container (51), drive shaft (93) level is rotated and is set up in thermostated container (51), worm (92) coaxial fixed sets up on drive shaft (93), worm (92) and worm wheel (91) meshing, motor (94) are fixed to be set up on removing dolly (3), the output shaft and the coaxial fixed connection of drive shaft (93) of motor (94).
5. A rut specimen forming machine according to claim 4 wherein: mounting groove (541) have been seted up along vertical direction to the roof of heat conduction apron (54), it is provided with mount pad (542) to slide in mounting groove (541), the roof of mount pad (542) inlays and is equipped with ball (5421) with heat-conducting plate (412) rolling contact, be provided with in mounting groove (541) and be used for driving mount pad (542) to mounting groove (541) outer moving's elastic component.
6. A rut specimen forming machine according to claim 5 wherein: the elastic component is spring (5411), the one end and mounting groove (541) diapire fixed connection of spring (5411), the other end and mount pad (542) fixed connection, mounting groove (541) set up a plurality ofly along the circumference of pivot (8).
7. A rut specimen forming machine according to claim 1 wherein: a cavity (421) is formed in the side plate (42), and a heat insulation layer (422) is embedded in the cavity (421).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910861728.6A CN110501211B (en) | 2019-09-12 | 2019-09-12 | Rut sample forming machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910861728.6A CN110501211B (en) | 2019-09-12 | 2019-09-12 | Rut sample forming machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110501211A CN110501211A (en) | 2019-11-26 |
| CN110501211B true CN110501211B (en) | 2021-11-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910861728.6A Expired - Fee Related CN110501211B (en) | 2019-09-12 | 2019-09-12 | Rut sample forming machine |
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| CN (1) | CN110501211B (en) |
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| CN111844566B (en) * | 2020-06-02 | 2022-03-22 | 安徽巢湖南方膜业有限责任公司 | Moulding structure is used in packaging film production |
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| CN1888898B (en) * | 2005-06-30 | 2010-06-16 | 中国石油化工股份有限公司 | Cement paste antivibrating curing box |
| CN203259400U (en) * | 2013-05-14 | 2013-10-30 | 山西省交通科学研究院 | Test die capable of realizing constant temperature bottom of wheel rut test specimen |
| CN204269451U (en) * | 2014-12-27 | 2015-04-15 | 赵文美 | A kind of novel analog has the asphalt mixture in track test die trial of inter-layer bonding force |
| CN204422301U (en) * | 2015-02-11 | 2015-06-24 | 长安大学 | A kind of rut sample forming machine |
| CN206161503U (en) * | 2016-11-08 | 2017-05-10 | 吉林大学 | Bituminous mixture temperature circle test machine |
| CN107340173A (en) * | 2017-09-04 | 2017-11-10 | 安徽理工大学 | A kind of asphalt marshal piece attemperator |
| CN208968911U (en) * | 2018-09-12 | 2019-06-11 | 深圳市泰科检测有限公司 | Hydraulic track sample molding machine |
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2019
- 2019-09-12 CN CN201910861728.6A patent/CN110501211B/en not_active Expired - Fee Related
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| CN110501211A (en) | 2019-11-26 |
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