CN218726377U

CN218726377U - Road surface pitch penetration detection device that can adjust temperature

Info

Publication number: CN218726377U
Application number: CN202222360910.3U
Authority: CN
Inventors: 许小虎; 赖琛; 曾宪忠
Original assignee: Jiangxi Keli Engineering Testing Co ltd
Current assignee: Jiangxi Keli Engineering Testing Co ltd
Priority date: 2022-09-06
Filing date: 2022-09-06
Publication date: 2023-03-24
Anticipated expiration: 2032-09-06

Abstract

The utility model discloses a temperature-adjustable pavement asphalt penetration detection device, which comprises a detection frame, wherein the top surface of the detection frame is fixed with an electric push rod through a mounting frame, and the bottom end of the electric push rod penetrates through the detection frame and is fixedly connected with a lifting platform; the utility model discloses in, stretch through starting electric putter, make electric putter's one end promote the elevating platform and move down, and then the first slider at elevating platform both ends slides along the first spout of test rack inner wall, make among the elevating platform drives the water bath of standard needle on the needle file and visits into the water bath of water bath, because a plurality of water bath are separated through the baffle in the water bath, and every water bath is internal all to be provided with a set of temperature sensor and PTC thermostat heating piece, when examining time measuring, through setting for the heating temperature of a plurality of water bath, make a plurality of water bath be gradient change from left to right after PTC thermostat heating piece heating, through promoting the support, make the second slider slide along the second spout, realize the transfer of standard needle position.

Description

Pavement asphalt penetration detection device capable of adjusting temperature

Technical Field

The utility model relates to a pitch needle penetration detects technical field, especially relates to a road surface pitch needle penetration detection device that can adjust temperature.

Background

The asphalt penetration degree is an index which represents the softness and hardness degree and the consistency of asphalt and the shear failure resistance and reflects the relative viscosity of the asphalt under certain conditions; the depth to which a standard needle is inserted vertically into an asphalt specimen under standard test conditions, i.e., at a temperature of 25 c, a penetration time of 5s, and a load of 100g, is a penetration value in units of 0.1 mm.

At present, in the pitch needle penetration detection test process, the pitch sample adopts the household utensils to carry out the water-bath heating usually, when needs to carry out needle penetration to the pitch sample of different temperature gradients and examine time measuring, because the basin that current pitch needle penetration detected the adoption is single setting, need with the temperature regulation in the basin to required numerical value, when needs turn down the temperature, need stand and wait for the basin cooling to influence pitch needle penetration detection efficiency.

Therefore, the device for detecting the penetration of the asphalt in the pavement capable of adjusting the temperature has the advantage of being convenient for detecting different temperature gradients, and further solves the problems in the background technology.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a pavement asphalt penetration detection device capable of adjusting temperature.

In order to realize the purpose, the utility model adopts the following technical scheme: the utility model provides a road surface pitch needle penetration detection device that can adjust temperature, includes the test jig, the top surface of test jig is fixed with electric putter through the mounting bracket, and electric putter's bottom runs through test jig fixedly connected with elevating platform, the second spout has been seted up to the bottom surface of elevating platform, and sliding connection has the second slider in the second spout, the partial welding that the second slider extends the second spout has the support, and has the needle file through the screw fixation on the support, insert on the needle file and install standard needle, settle test jig inboard bottom has the water bath case, and the inside of water bath case has a plurality of water bath groove through the baffle partition, and is a plurality of all the welding has the support in the water bath groove, and the activity of support top surface has laid the metal household utensils, PTC constant temperature heating plate is installed in the inboard bottom embedding of water bath groove, and water bath groove internal face installs temperature sensor, first slider has all been welded at the both ends of test jig, test jig internal face is through first spout and first slider sliding connection.

As a further description of the above technical solution: the support is formed by the combination of two square poles of metal disc and metal disc side welded, and the metal disc top surface of support inlays and establishes and installs strong magnetic block, the strong magnetic block and the metal household utensils absorption of support are connected.

As a further description of the above technical solution: the first sliding block and the second sliding block are both of T-shaped structures, and the sections of the first sliding groove and the second sliding groove are both of T-shaped structures.

As a further description of the above technical solution: the side welding of support has the handle bar, and the handle bar is round bar type structure.

As a further description of the above technical solution: the outer wall surface of the needle seat is in threaded connection with a plum blossom knob, and one end of the plum blossom knob extends into the interior of the needle seat to be abutted against a standard needle.

As a further description of the above technical solution: the side face of the lower part of the detection frame is fixedly provided with a control panel, the output end of the control panel is electrically connected with the electric push rod and the PTC constant-temperature heating plate respectively, and the temperature sensor is electrically connected with the control panel through a wire.

As a further description of the above technical solution: the top surface of the detection frame is provided with a yielding port corresponding to the electric push rod.

The utility model discloses following beneficial effect has:

the utility model discloses in, extend through starting electric putter, make electric putter's one end promote the elevating platform to move down, and then the first slider at elevating platform both ends slides along the first spout of test rack inner wall, make the elevating platform drive the standard needle on the needle file and visit among the water bath of water bath case, because the water bath incasement separates a plurality of water bath through the baffle, and all be provided with a set of temperature sensor and PTC constant temperature heating plate in every water bath, when detecting, through setting up the heating temperature of a plurality of water bath, make a plurality of water bath be gradient change from left to right after PTC constant temperature heating plate heats, through promoting the support, make the second slider slide along the second spout, realize the transfer of standard needle position, be convenient for visit a plurality of water bath in proper order and implement the needle degree of entry detection, compare in the mode of traditional on-the-spot regulation and control water bath temperature, can reduce the latency of temperature regulation, promote needle degree of entry detection efficiency, in this process, the temperature sensor in every water bath can show real-time temperature by the display screen of control panel;

the utility model discloses in, through the support that is formed by two square pole combinations of metal disc and metal disc side welded in water bath inslot welding, and the metal disc top surface embedding of support installs strong magnetic block, when settling the metal household utensils that bear the weight of the pitch sample, through exploring the water bath with the metal household utensils, make the bottom of metal household utensils and the strong magnetic block of support adsorb and be connected, guarantee the fastness under the metal household utensils water bath heating state, avoid the metal household utensils to take place the skew and influence the condition of needle penetration detection precision.

Drawings

FIG. 1 is a schematic structural view of the temperature-adjustable road asphalt penetration detection device of the present invention;

FIG. 2 is a schematic structural view of a water bath tank of the temperature-adjustable road asphalt penetration detection device of the present invention;

fig. 3 is the utility model discloses a road surface pitch needle penetration detection device's that can adjust temperature support structure schematic diagram.

Illustration of the drawings:

1. a detection frame; 2. a control panel; 3. a first chute; 4. a lifting platform; 5. a second chute; 6. a first slider; 7. an electric push rod; 8. a second slider; 9. a support; 10. a needle seat; 11. a standard needle; 12. a water bath tank; 13. a temperature sensor; 14. a water bath; 15. a PTC constant temperature heating sheet; 16. a support; 17. a strong magnetic block; 18. a metal vessel; 19. a handle bar; 20. A quincuncial knob.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

According to the utility model discloses an embodiment provides a road surface pitch penetration detection device that can adjust temperature.

Referring to the drawings and the detailed description, as shown in fig. 1-3, a temperature-adjustable road asphalt penetration detecting device according to an embodiment of the present invention comprises a detecting frame 1, wherein an electric push rod 7 is fixed on the top surface of the detecting frame 1 through a mounting frame, a lifting table 4 is fixedly connected to the bottom end of the electric push rod 7 through the detecting frame 1, a second chute 5 is formed on the bottom surface of the lifting table 4, a second slider 8 is slidably connected in the second chute 5, a support 9 is welded to a portion of the second slider 8 extending out of the second chute 5, a needle seat 10 is fixed on the support 9 through a screw, a standard needle 11 is inserted and installed on the needle seat 10, a water bath tank 12 is arranged at the bottom of the inner side of the detecting frame 1, a plurality of water bath tanks 14 are partitioned by partition plates inside the water bath tank 12, and a plurality of supports 16 are welded in the water bath tanks 14, and the top surface of the bracket 16 is movably provided with a metal vessel 18, the bottom of the inner side of the water bath 14 is embedded and provided with a PTC constant temperature heating sheet 15, the inner wall surface of the water bath 14 is provided with a temperature sensor 13, the two ends of the detection frame 1 are welded with first sliding blocks 6, the inner wall surface of the detection frame 1 is connected with the first sliding blocks 6 in a sliding way through first sliding chutes 3, the lifting platform 4 drives one end of the electric push rod 7 to push the lifting platform 4 to move downwards by starting the electric push rod 7 to extend, and then the first sliding blocks 6 at the two ends of the lifting platform 4 slide along the first sliding chutes 3 on the inner wall of the detection frame 1, so that the lifting platform 4 drives the standard needle 11 on the needle base 10 to be inserted into the water bath 14 of the water bath box 12, as the water bath boxes 12 are internally divided into a plurality of water bath boxes 14 by partition plates, and each water bath box 14 is internally provided with a group of temperature sensor 13 and PTC constant temperature heating sheet 15, when in detection, the water bath boxes 14 are heated, the multiple water bath tanks 14 are heated by the PTC constant temperature heating sheet 15 and then change in a gradient manner from left to right, in the process, the temperature sensor 13 in each water bath tank 14 can display real-time temperature by the display screen of the control panel 2, when the position of the standard needle 11 is adjusted, the support 9 is pushed by the hand rod 19, the second sliding block 8 is driven to slide along the second sliding groove 5, the position of the standard needle 11 is transferred, the multiple water bath tanks 14 can be sequentially inserted to carry out needle penetration detection, and compared with the traditional method for regulating and controlling the temperature of the water bath tanks 14 on site, the waiting time of temperature regulation can be shortened, and the needle penetration detection efficiency is improved;

in one embodiment, the support 16 is formed by combining a metal disc and two square rods welded to the side faces of the metal disc, a strong magnetic block 17 is embedded in the top face of the metal disc of the support 16, the strong magnetic block 17 of the support 16 is connected with a metal utensil 18 in an adsorption mode, the metal utensil 18 is inserted into the water bath 14, the bottom of the metal utensil 18 is connected with the strong magnetic block 17 of the support 16 in an adsorption mode, firmness of the metal utensil 18 in a water bath heating state is guaranteed, and the situation that the metal utensil 18 is deviated to influence the detection accuracy of penetration is avoided.

In one embodiment, the first slider 6 and the second slider 8 are both T-shaped structures, the cross sections of the first chute 3 and the second chute 5 are both T-shaped structures, the first slider 6 slides in the first chute 3, so that the lifting table 4 can be lifted stably, and the second slider 8 is connected with the second chute 5 in a sliding manner, so that the standard needle 11 can move transversely and stably.

In one embodiment, the hand lever 19 is welded to the side of the support 9, and the hand lever 19 is of a round bar type structure, so that the hand lever 19 can be used as a holding end of the support 9 to facilitate the lateral adjustment of the position of the standard needle 11.

In one embodiment, the outer wall surface of the needle seat 10 is connected with a plum blossom knob 20 in a threaded manner, one end of the plum blossom knob 20 extends into the interior of the needle seat 10 to abut against the standard needle 11, the standard needle 11 is fixed conveniently through the plum blossom knob 20, and the insertion and connection firmness of the standard needle 11 and the needle seat 10 is improved.

In one embodiment, the control panel 2 is fixedly installed on the side surface of the lower portion of the detection frame 1, the output end of the control panel 2 is electrically connected with the electric push rod 7 and the PTC constant temperature heating plate 15 respectively, the temperature sensor 13 is electrically connected with the control panel 2 through a wire, and the control circuit of the control panel 2 can be realized through simple programming by a person skilled in the art, which belongs to the common knowledge in the art, the control panel 2 is only used without modification, so that the control mode and the circuit connection are not described in detail, wherein the control panel 2 is connected with an external power supply through a wire, and the power supply is convenient.

In one embodiment, the top surface of the detection frame 1 is provided with a yielding port corresponding to the electric push rod 7, and the yielding port can be used for yielding for the expansion of the electric push rod 7.

The working principle is as follows:

when the device is used, the detection frame 1 is placed at a proper position, the power supply is switched on, then the plurality of water bath grooves 14 of the water bath tank 12 are filled with water, the electric push rod 7 is started to extend, one end of the electric push rod 7 pushes the lifting platform 4 to move downwards, further the first sliding blocks 6 at two ends of the lifting platform 4 slide along the first sliding grooves 3 on the inner wall of the detection frame 1, so that the lifting platform 4 drives the standard needle 11 on the needle base 10 to stretch into the water bath grooves 14 of the water bath tank 12, the plurality of water bath grooves 14 are separated by the partition plates in the water bath tank 12, a group of temperature sensors 13 and PTC constant temperature heating sheets 15 are arranged in each water bath groove 14, when in detection, the plurality of water bath grooves 14 are heated by the PTC constant temperature heating sheets 15 and then change in a gradient from left to right by setting the heating temperatures of the plurality of water bath grooves 14, and in the process, the temperature sensors 13 in each water bath groove 14 can display the real-time temperature by the display screen of the control panel 2, when the position of the standard needle 11 is adjusted, the support 9 is pushed by the hand rod 19 to cause the second sliding block 8 to slide along the second sliding groove 5, so that the position of the standard needle 11 is transferred, the standard needle can conveniently and sequentially penetrate into the plurality of water bath grooves 14 to carry out needle penetration detection, compared with the traditional mode of regulating the temperature of the water bath grooves 14 on site, the waiting time of temperature regulation can be reduced, the needle penetration detection efficiency is improved, meanwhile, the support 16 formed by welding the metal disc and two square rods welded on the side surface of the metal disc in the water bath grooves 14 is welded, the top surface of the metal disc of the support 16 is embedded and provided with the strong magnetic block 17, when the metal vessel 18 bearing the asphalt sample is arranged, the bottom of the metal vessel 18 is caused to be in adsorption connection with the strong magnetic block 17 of the support 16 by penetrating the metal vessel 18 into the water bath grooves 14, and the firmness of the metal vessel 18 in the water bath heating state is ensured, the condition that the accuracy of the needle penetration detection is influenced due to the deviation of the metal utensil 18 is avoided.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a road surface pitch penetration detection device that can adjust temperature, includes testing stand (1), its characterized in that: the top surface of detection frame (1) is fixed with electric putter (7) through the mounting bracket, and the bottom of electric putter (7) runs through detection frame (1) fixedly connected with elevating platform (4), second spout (5) have been seted up to the bottom surface of elevating platform (4), and sliding connection has second slider (8) in second spout (5), the partial welding that extends second spout (5) of second slider (8) has support (9), and has needle file (10) through the screw fixation on support (9), insert on needle file (10) and install standard needle (11), it has water bath (12) to settle detection frame (1) inboard bottom, and the inside of water bath (12) has a plurality of water bath (14) through the baffle partition, and it is a plurality of all to weld in water bath (14) has support (16), and support (16) top surface activity has laid metal household utensils (18), PTC constant temperature heating plate (15) is installed in the embedding of water bath (14) inboard bottom, and temperature sensor (13) are installed to water bath (14), the two internal face welding of detection frame (1) has first slider (6) and first slider (6) sliding connection first spout (6).

2. The temperature-adjustable pavement asphalt penetration detection device according to claim 1, characterized in that: support (16) are formed by two square pole combinations of metal disc and metal disc side welded, and the metal disc top surface of support (16) inlays and establishes and installs strong magnetic patch (17), strong magnetic patch (17) and the metal household utensils (18) of support (16) adsorb to be connected.

3. The temperature-adjustable pavement asphalt penetration detection device according to claim 1, characterized in that: the first sliding block (6) and the second sliding block (8) are both of T-shaped structures, and the sections of the first sliding groove (3) and the second sliding groove (5) are both of T-shaped structures.

4. The temperature-adjustable pavement asphalt penetration detection device according to claim 1, characterized in that: a hand lever (19) is welded on the side face of the support (9), and the hand lever (19) is of a round rod type structure.

5. The temperature-adjustable pavement asphalt penetration detection device according to claim 1, characterized in that: the outer wall surface of the needle seat (10) is in threaded connection with a plum blossom knob (20), and one end of the plum blossom knob (20) extends into the interior of the needle seat (10) to be abutted against the standard needle (11).

6. The temperature-adjustable pavement asphalt penetration detection device according to claim 1, characterized in that: the detection frame (1) lower part side fixed mounting has control panel (2), and control panel's (2) output respectively with electric putter (7) and PTC constant temperature heating plate (15) electric connection, temperature sensor (13) pass through wire and control panel (2) electric connection.

7. The temperature-adjustable pavement asphalt penetration detection device according to claim 1, characterized in that: the top surface of the detection frame (1) is provided with a yielding port corresponding to the electric push rod (7).