CN212459237U

CN212459237U - Pitch ductility testing arrangement convenient to clearance

Info

Publication number: CN212459237U
Application number: CN202021010824.4U
Authority: CN
Inventors: 邸云鹏; 张蕾; 陈非洲; 陈欧洲
Original assignee: Langfang Hongyuqiao Waterproof Material Co ltd
Current assignee: Langfang Hongyuqiao Waterproof Material Co ltd
Priority date: 2020-06-05
Filing date: 2020-06-05
Publication date: 2021-02-02
Anticipated expiration: 2030-06-05

Abstract

The utility model relates to a pitch ductility testing arrangement convenient to clearance, which comprises a bod, the first half of organism is provided with the water bath, the water bath is internal to be provided with stretching mechanism, be provided with in the organism and be used for control the temperature control mechanism of water bath internal water temperature, the water bath is internal to be provided with the filter screen, the filter screen can dismantle through coupling assembling connect in on the organism, the filter screen is located stretching mechanism's below, filter cloth has been laid to the upper surface of filter screen, filter cloth can dismantle through the installation component connect in on the filter screen. The device can filter and collect the garrulous tiny particle that pitch produced, has the advantage of convenient clearance.

Description

Pitch ductility testing arrangement convenient to clearance

Technical Field

The utility model relates to a pitch detects technical field, in particular to pitch ductility testing arrangement convenient to clearance.

Background

Ductility is an important index in the performance test of asphalt. The ductility of the asphalt means that the asphalt is deformed without being damaged under the action of external force, and the shape of the asphalt after deformation can be kept unchanged after the external force is removed, so that the ductility of the asphalt is reflected. The asphalt low-temperature extensibility tester is suitable for testing the extensibility of asphalt under the low-temperature condition, a sample is molded into 8-shaped Arabic numerals to be kept in a horizontal state, the length of the sample is stretched to the fracture at the speed of 5 cm/min under the set temperature, and the greater the extensibility is, the better the plasticity of the asphalt is.

The patent document of current grant bulletin No. CN204594809U discloses a digital display low temperature pitch extensibility appearance, including the extensibility appearance main part, first half is equipped with the bath in the extensibility appearance main part, bath one end connection is equipped with stretching device, bath sub-unit connection has circulation water bath device, circulation water bath device connects temperature control mechanism, temperature control mechanism includes refrigerating plant and heating device, still be equipped with controlling means in the extensibility appearance main part, extensibility appearance main part upper portion is equipped with control panel, be equipped with a plurality of speed shelves on the stretching device, be equipped with the scale on the bath inner wall, but real time monitoring adds the water yield, realize the measurement to pitch when the water conservation.

However, in the detection process, as the stretching device stretches the asphalt to be broken, the asphalt can generate small excessively crushed particles, fragments fall into the bath tank, the asphalt fades after being soaked in the bath tank for a long time, water in the bath tank is turbid, the work of cleaning the fragments by an operator is increased, and when the fragments enter the circulating water bath device, the water pipe in the circulating water bath device is blocked, and the circulating water bath device cannot normally work.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a pitch ductility testing arrangement convenient to clearance, the device can filter the garrulous tiny particle that pitch produced, has the advantage of convenient clearance.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a pitch extensibility testing arrangement convenient to clearance, includes the organism, the first half of organism is provided with the water bath, be provided with stretching mechanism in the water bath, be provided with in the organism and be used for control the temperature control mechanism of water bath internal water temperature, the water bath is internal to be provided with the filter screen, the filter screen can dismantle through coupling assembling connect in on the organism, the filter screen is located stretching mechanism's below, the filter cloth has been laid to the upper surface of filter screen, the filter cloth can dismantle through the installation component connect in on the filter screen.

By adopting the technical scheme, the water temperature is adjusted by the temperature control mechanism, and the asphalt is placed on the stretching mechanism to stretch the asphalt until the asphalt is broken; install the filter screen on the water bath groove to place the filter screen in tensile mechanism's lower extreme, after tensile in-process and pitch fracture to pitch, pitch can produce garrulous little granule, filters and collects the garrulous little granule that pitch produced through filter screen and filter cloth, when experimental completion back, puts the water in the water bath pot, then clears up the filter screen, prevents that garrulous little granule from falling into the tank bottom in water bath groove and temperature control mechanism's water pipe. Therefore, the utility model discloses can filter and collect the garrulous tiny particle that pitch produced, have the advantage of convenient clearance.

The utility model discloses further set up to: the filter screen comprises at least two sub-filter screens, one ends, close to each other, of the two adjacent sub-filter screens are connected through two connecting plates, the two connecting plates are respectively positioned at two ends of the sub-filter screens, two ends of each connecting plate are respectively and rotatably connected to the two adjacent sub-filter screens, and the two adjacent sub-filter screens are attached to each other when the at least two sub-filter screens are positioned on the same horizontal plane; one end of the connecting plate slides along the length direction of the sub-filter screens, and the connecting plate slides to the other end of each sub-filter screen, wherein the two adjacent sub-filter screens are arranged in an up-down overlapping mode.

Through adopting above-mentioned technical scheme, conveniently install the filter screen in the water bath through setting up of a plurality of sub-filter screens, then realize the connection between two adjacent sub-filter screens through the connecting plate, be connected with the rotation of two sub-filter screens respectively through the both ends of connecting plate and can realize folding between the adjacent sub-filter screen.

The utility model discloses further set up to: the upper surface of sub-filter screen has been seted up and has been accomodate the groove, the installation component includes the installation frame that the annular set up, the joint groove has been seted up to the outer peripheral face of installation frame, sub-filter screen in the inner peripheral surface of accomodating the groove is provided with the joint piece, the installation frame install in when accomodating the inslot the joint piece joint in the joint inslot, just the installation frame is located the upper surface of filter cloth.

Through adopting above-mentioned technical scheme, through the setting of accomodating groove and installing frame, the convenience is installed filter cloth, collects garrulous tiny particle simultaneously, and does not influence the folding between a plurality of sub-filter screens.

The utility model discloses further set up to: coupling assembling including two sets of set up in dead lever on the organism, the dead lever is located the water bath, the dead lever is kept away from the one end of water bath inner wall is rotated and is connected with in its vertical gag lever post that sets up, at least two when sub-filter screen is located same horizontal plane, be located two at water bath both ends the spacing groove has been seted up to one side that sub-filter screen kept away from each other, the spacing groove with the cross section of gag lever post is the same, the gag lever post is worn too rotate behind the spacing groove the gag lever post will sub-filter screen is fixed.

Through adopting above-mentioned technical scheme, set up the sub-filter level in the water bath, rotate the gag lever post earlier and make the gag lever post can pass the spacing groove, make a lateral wall of sub-filter screen be located between joint piece and the organism inner wall, make it misaligned spacing groove through rotating the joint piece to realize fixing to the sub-filter screen through the joint piece, then fixed with the sub-filter screen of the other end.

The utility model discloses further set up to: the machine body is provided with a supporting plate for supporting the sub-filter screens in the water bath tank, and when at least two sub-filter screens are positioned on the same horizontal plane, the lower surfaces of the sub-filter screens are abutted to the upper surface of the supporting plate.

Through adopting above-mentioned technical scheme, realize the support to the child filter screen through setting up of backup pad to increase the stability to the child filter screen.

The utility model discloses further set up to: the stretching mechanism including set up in fixed plate on the organism and slide connect in fly leaf on the organism, the fixed plate with the equal level of fly leaf set up in the water bath is internal, just the fixed plate with fly leaf parallel arrangement, be provided with in the organism and be used for the drive assembly of fly leaf.

Through adopting above-mentioned technical scheme, pitch setting with preheating is "8" style of calligraphy, and its one end is fixed in on the fixed plate, the other end is fixed in the fly leaf, slides through drive assembly drive fly leaf to the realization is to the tensile of pitch.

The utility model discloses further set up to: the driving assembly comprises a driving motor arranged on the machine body, a screw rod which coaxially rotates with the driving motor is arranged on an output shaft of the driving motor, the screw rod is arranged along the length direction of the machine body, one end, far away from the driving motor, of the screw rod is rotatably connected onto the machine body, a threaded pipe is installed on the movable plate, and the screw rod is in threaded connection with the interior of the threaded pipe.

Through adopting above-mentioned technical scheme, rotate through driving motor drive lead screw, through the threaded connection of screwed pipe and lead screw, the lead screw pivoted drives the screwed pipe simultaneously and slides to realize sliding of fly leaf.

The utility model discloses further set up to: the edge has been seted up to the upper surface of organism the mounting groove that organism length direction set up, the lead screw is located in the mounting groove, the upper end of fly leaf is provided with the limiting plate of falling "L" type, the riser of limiting plate is located the water bath is internal, just the diaphragm of limiting plate slides and connects in the upper surface of mounting groove, the screwed pipe set up in the lower extreme of the diaphragm of limiting plate.

Through adopting above-mentioned technical scheme, realize the installation to the lead screw through the mounting groove, rotate the both ends of lead screw and connect in the mounting groove, realize the installation to the fly leaf through the limiting plate of "L" type of falling.

To sum up, the utility model discloses following beneficial effect has: adjusting the water temperature through a temperature control mechanism, and placing the asphalt on a stretching mechanism to stretch the asphalt until the asphalt is broken; install the filter screen on the water bath groove to place the filter screen in tensile mechanism's lower extreme, after tensile in-process and pitch fracture to pitch, pitch can produce garrulous little granule, filters and collects the garrulous little granule that pitch produced through filter screen and filter cloth, when experimental completion back, puts the water in the water bath pot, then clears up the filter screen, prevents that garrulous little granule from falling into the tank bottom in water bath groove and temperature control mechanism's water pipe. Therefore, the utility model discloses can filter the garrulous tiny particle that pitch produced, have the advantage of convenient clearance.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a top view of the present invention;

FIG. 3 is a sectional view taken along line A-A of FIG. 2;

FIG. 4 is a schematic structural view of the filter screen, the movable plate and the driving assembly of the present invention with the body removed;

FIG. 5 is an enlarged partial view of portion B of FIG. 4;

fig. 6 is a schematic structural diagram of the two sub-filter screens in a state of being stacked up and down.

In the figure: 1. a body; 11. a roller; 12. installing a cavity; 13. a water bath; 131. a support plate; 132. fixing the rod; 1321. a limiting rod; 133. a fixing plate; 14. mounting grooves; 15. a control screen; 2. a movable plate; 21. a limiting plate; 211. mounting a plate; 3. a drive assembly; 31. a drive motor; 32. a screw rod; 33. a threaded pipe; 4. a sub-filter screen; 41. a connecting plate; 42. a first mounting bar; 43. a second mounting bar; 44. a sliding hole; 45. a receiving groove; 46. a limiting groove; 5. a filter cloth; 6. installing a frame; 7. a temperature control mechanism.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a pitch ductility testing arrangement convenient to clearance, including organism 1. Four rollers 11 are installed to the diapire of organism 1, and four rollers 11 are located four corners of organism 1 respectively.

Referring to fig. 2 and 3, a temperature control mechanism 7 for controlling the temperature of water in the water bath 13 is installed in the machine body 1, and it should be noted that the temperature control mechanism 7 is described in patent publication No. CN204594809U clearly, so the description of the temperature control mechanism 7 is omitted. The machine body 1 is provided with a control screen 15, the control screen 15 is positioned in the middle of one side of the machine body 1, and the control screen 15 is electrically connected with the temperature control mechanism 7.

An installation cavity 12 is arranged in the machine body 1, and a water bath 13 is arranged on the upper surface of the machine body 1. The movable plate 2 and the fixed plate 133 are horizontally arranged in the water bath 13, two ends of the fixed plate 133 are respectively and fixedly arranged on the inner side wall of the machine body 1 in the water bath 13, the movable plate 2 and the fixed plate 133 are arranged along the width direction of the water bath 13, the convex columns for mounting asphalt are integrally formed on the upper surfaces of the fixed plate 133 and the movable plate 2, one end of the preheated asphalt is arranged to be hung on the convex column of the fixed plate 133, and the other end of the preheated asphalt is hung on the convex column of the movable plate 2.

Referring to fig. 3 and 4, two sets of driving assemblies 3 for driving the movable plates 2 to slide along the length direction of the water bath 13 are mounted on the machine body 1.

The driving assembly 3 includes a driving motor 31, a lead screw 32, and a threaded pipe 33. The driving motor 31 is fixedly arranged in the mounting cavity 12, the control panel 15 is electrically connected with the driving motor 31, and the control panel 15 can display values such as temperature, moving distance of the movable plate 2 and the like. The machine body 1 is provided with two mounting grooves 14, the water bath 13 is positioned between the two mounting grooves 14, and the mounting grooves 14 correspond to the screw rods 32 one by one; the screw rod 32 is arranged in the mounting groove 14, one end of the screw rod 32 extends into the mounting cavity 12 and is connected to an output shaft of the driving motor 31 in a key mode to coaxially rotate, and the other end of the screw rod 32 is connected to the machine body 1 in a rotating mode; the homogeneous body shaping in both ends of fly leaf 2 has the limiting plate 21 of "L" type, and the riser of limiting plate 21 is located water bath 13, and the diaphragm of limiting plate 21 slides and connects in the upper surface of mounting groove 14, and the lower surface of the diaphragm of limiting plate 21 sets firmly the mounting panel 211 of vertical setting, and screwed pipe 33 sets firmly on mounting panel 211, and both sets up perpendicularly, and lead screw 32 threaded connection is in screwed pipe 33. The screw rod 32 is driven to rotate by the driving motor 31, and the screw rod 32 drives the screw tube 33 to slide while rotating through the threaded connection between the screw tube 33 and the screw rod 32, so that the sliding of the movable plate 2 is realized.

The filter screen is installed in the water bath 13 and comprises four sub-filter screens 4, two adjacent sub-filter screens 4 are connected through two connecting plates 41, and the sub-filter screens 4 are located between the two connecting plates 41.

As shown in fig. 4 and 6, a sliding hole 44 is formed in the side wall of the sub-filter screen 4 along the length direction thereof, a first mounting rod 42 is connected to the sliding hole 44 in a sliding manner, a limiting convex ring is integrally formed at one end of the first mounting rod 42 away from the connecting plate 41, and the diameter of the limiting convex ring is greater than the height of the sliding hole 44; the second mounting rod 43 is fixedly arranged on the sub-filter screens 4, the first mounting rod 42 and the second mounting rod 43 are positioned on the same horizontal line, one end of the connecting plate 41 is rotatably connected to the first mounting rod 42, the other end of the connecting plate 41 is rotatably connected to the second mounting rod 43, and the first mounting rod 42 and the second mounting rod 43 on the same connecting plate 41 are positioned on two adjacent sub-filter screens 4; when the sub-filter screens 4 are lifted upwards and the first mounting rod 42 is driven to slide towards one end close to the second mounting rod 43, the four sub-filter screens 4 can be folded upwards in sequence, and the lower surfaces of the sub-filter screens 4 abut against the upper surfaces of the sub-filter screens 4 adjacent to the sub-filter screens.

As shown in fig. 4 and 5, an annularly arranged support plate 131 is installed in the water bath 13, the outer peripheral surface of the support plate 131 is fixedly arranged on the inner peripheral surface of the body 1 in the water bath 13, when four sub-filter screens 4 are horizontally arranged, the lower surfaces of the sub-filter screens 4 abut against the upper surface of the support plate 131, and two adjacent sub-filter screens 4 abut against each other, at this time, the first installation rod 42 on the same sub-filter screen 4 is located at one end far from the second installation rod 43; the machine body 1 is fixedly provided with a horizontally arranged fixing rod 132 on the side wall of the water bath 13, the fixing rod 132 is positioned at the upper end of the supporting plate 131, one end of the fixing rod 132, which is far away from the inner wall of the water bath 13, is rotatably connected with a limiting rod 1321, the limiting rod 1321 is arranged in a shape like a Chinese character 'yi', the limiting rod 1321 is rotatably connected to the fixing rod 132, the fixing rod 132 is positioned in the middle of the limiting rod 1321, one end, which is far away from the sub-filter screens 4 adjacent to the limiting rod 1321, of the two sub-filter screens 4 positioned at two ends is provided with a limiting groove 46 arranged in a shape like a Chinese character 'yi', when the limiting rod 1321 is rotated to be parallel to the limiting groove 46, the limiting rod 1321 penetrates through the limiting groove 46, one side wall of each sub-filter screen 4 is positioned between the limiting rod 1321 and the wall of the.

As shown in fig. 4 and 6, the upper surfaces of the sub-filter screens 4 are all provided with storage grooves 45, the bottom walls of the storage grooves 45 are provided with a plurality of filter holes, and the upper surfaces of the storage grooves 45 are paved with filter cloths 5; receive the installing frame 6 that the annular set up in the groove 45, the joint groove has been seted up to the outer peripheral face of installing frame 6, and sub-filter screen 4 has the joint piece that the semicircle type set up in the inner peripheral surface integrated into one piece who receives groove 45, and joint piece joint is in the joint inslot when installing frame 6 installs in receiving groove 45, and installing frame 6 is located the upper surface of filter cloth 5 and is fixed in filter cloth 5 and receive the inslot 45.

The implementation principle of the embodiment is as follows: installing a sub-filter screen 4 on a support plate 131 of a water bath 13, then adding water into the water bath 13, adjusting the water temperature to a proper temperature through a temperature control mechanism 7, placing an asphalt test piece in the water bath 13, standing and soaking for more than 40min, respectively hanging two ends of the 8-shaped asphalt test piece on a convex column of a fixed plate 133 and a convex column of a movable plate 2, controlling a driving motor 31 to rotate through a control screen 15, driving a screw rod 32 to rotate through the driving motor 31, driving a threaded pipe 33 to slide when the screw rod 32 rotates, thereby realizing that the movable plate 2 slides towards one end far away from the fixed plate until the asphalt test piece is broken, recording data, and repeatedly testing; at tensile in-process and the pitch fracture back to pitch, pitch can produce garrulous tiny particle, filters the garrulous tiny particle that pitch produced through sub-filter screen 4 and filter cloth 5, and after experimental completion, the water with in the water bath kettle is put, then clears up the filter screen, prevents that garrulous tiny particle from dropping into the tank bottom of water bath 13 and temperature control mechanism 7's water pipe and causing the jam of water pipe in the circulation water bath device.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides an pitch extensibility testing arrangement convenient to clearance, includes organism (1), the first half of organism (1) is provided with water bath (13), be provided with stretching mechanism in water bath (13), be provided with in organism (1) and be used for control temperature control mechanism (7) of temperature in water bath (13), its characterized in that, be provided with the filter screen in water bath (13), the filter screen can dismantle through coupling assembling connect in on organism (1), the filter screen is located stretching mechanism's below, filter cloth (5) have been laid to the upper surface of filter screen, filter cloth (5) can dismantle through mounting assembly connect in on the filter screen.

2. The asphalt ductility testing device convenient for cleaning according to claim 1, characterized in that the filter screen comprises at least two sub-filter screens (4), one ends of two adjacent sub-filter screens (4) close to each other are connected through two connecting plates (41), the two connecting plates (41) are respectively located at two ends of the sub-filter screens (4), two ends of the connecting plates (41) are respectively rotatably connected to the two adjacent sub-filter screens (4), and the two adjacent sub-filter screens (4) are attached when the at least two sub-filter screens (4) are located on the same horizontal plane;

one end of the connecting plate (41) slides along the length direction of the sub-filter screen (4), and the connecting plate (41) slides to the other end of the sub-filter screen (4) and is overlapped with the sub-filter screen (4) in an up-and-down manner.

3. The asphalt ductility testing device convenient to clean as claimed in claim 2, characterized in that the upper surface of the sub-filter screen (4) is provided with a containing groove (45), the mounting assembly comprises a mounting frame (6) arranged in an annular shape, the outer peripheral surface of the mounting frame (6) is provided with a clamping groove, the sub-filter screen (4) is provided with a clamping block on the inner peripheral surface of the containing groove (45), the mounting frame (6) is mounted in the containing groove (45) in a clamping manner, and the mounting frame (6) is located on the upper surface of the filter cloth (5).

4. An asphalt ductility test device convenient for cleaning according to claim 2, the connecting component comprises two groups of fixing rods (132) arranged on the machine body (1), the fixing rod (132) is positioned in the water bath (13), one end of the fixing rod (132) far away from the inner wall of the water bath (13) is rotatably connected with a limiting rod (1321) vertically arranged with the fixing rod, at least two sub-filter screens (4) are positioned on the same horizontal plane, one side of the two sub-filter screens (4) which are positioned at the two ends of the water bath (13) and are far away from each other is provided with a limit groove (46), the cross sections of the limiting groove (46) and the limiting rod (1321) are the same, and the limiting rod (1321) penetrates through the limiting groove (46) and then rotates the limiting rod (1321) to fix the sub-filter screen (4).

5. The asphalt ductility testing device convenient for cleaning according to claim 4, characterized in that the machine body (1) is provided with a supporting plate (131) for supporting the sub-filter screens (4) in the water bath (13), and when at least two sub-filter screens (4) are located at the same horizontal plane, the lower surfaces of the sub-filter screens (4) abut against the upper surface of the supporting plate (131).

6. The asphalt ductility testing device convenient for cleaning according to claim 1, characterized in that the stretching mechanism comprises a fixed plate disposed on the machine body (1) and a movable plate (2) connected to the machine body (1) in a sliding manner, the fixed plate (133) and the movable plate (2) are both horizontally disposed in the water bath (13), the fixed plate (133) and the movable plate (2) are disposed in parallel, and a driving assembly (3) for driving the movable plate (2) is disposed in the machine body (1).

7. The asphalt ductility testing device convenient for cleaning according to claim 6, characterized in that the driving assembly (3) comprises a driving motor (31) arranged on the machine body (1), a screw rod (32) rotating coaxially with the driving motor is arranged on an output shaft of the driving motor (31), one end of the screw rod (32) far away from the driving motor (31) is rotatably connected on the machine body (1), the screw rod (32) is arranged along the length direction of the machine body (1), a threaded pipe (33) is installed on the movable plate (2), and the screw rod (32) is connected in the threaded pipe (33) in a threaded manner.

8. The asphalt ductility testing device convenient to clear up of claim 7, characterized in that, the upper surface of organism (1) is seted up along mounting groove (14) that organism (1) length direction set up, lead screw (32) are located in mounting groove (14), the upper end of fly leaf (2) is provided with limiting plate (21) of "L" type, the riser of limiting plate (21) is located in water bath (13), just the diaphragm of limiting plate (21) slides and connects in the upper surface of mounting groove (14), screwed pipe (33) set up in the lower extreme of the diaphragm of limiting plate (21).