CN110208043B

CN110208043B - A utilize shake to prevent that powder remains sampling equipment for concrete powder sample

Info

Publication number: CN110208043B
Application number: CN201910577463.7A
Authority: CN
Inventors: 官仁奇
Original assignee: Zaozhuang Qisheng Building Materials Co ltd
Current assignee: Zaozhuang Qisheng building materials Co.,Ltd.
Priority date: 2019-06-28
Filing date: 2019-06-28
Publication date: 2021-08-13
Anticipated expiration: 2039-06-28
Also published as: CN110208043A

Abstract

The invention discloses sampling equipment for sampling concrete powder by utilizing jitter to prevent powder residue, which structurally comprises a sampling tube, a sampling device, a shell and a connecting pipe, wherein the sampling tube is connected with the sampling device, the sampling device is arranged in the shell, and the shell is mechanically connected with the connecting pipe, so that the sampling equipment has the beneficial effects that: drive the anticlockwise rotation of rotary rod through pulling the trigger bar, promote the actuating lever motion left, when loosening the trigger bar, the rubber layer quick reset's in-process can make the sampling tube mouth of pipe appear transient negative pressure state, thereby inhale the powder into the pipe, realize the sample, tighten up the connecting wire through the rotation driving wheel is rotatory, when loosening the hand, clockwork spring drive wheel in the driving wheel resets, the rubber layer can make a round trip to shake when being released in the twinkling of an eye, thereby the powder shake with the surface drops, when avoiding taking a sample next time, last sample remains can mix with it, guarantee sample test result is not influenced.

Description

A utilize shake to prevent that powder remains sampling equipment for concrete powder sample

Technical Field

The invention relates to the field of sampling equipment, in particular to sampling equipment for preventing powder residue by utilizing shaking, which is used for sampling concrete powder.

Background

The concrete is one of the largest building materials used in modern building engineering, the demand of the concrete is rapidly increased, powder is required to be mixed in the process of producing the concrete in a mixing plant, the powder is required to be sampled and checked in the feeding process, and the existing concrete powder sampling equipment has the following defects:

concrete powder sampling equipment is used repeatedly, and traditional concrete powder sampling equipment has partial sample to remain on the sampler after the sample finishes, when taking a sample next time, last sample remains can mix with it, influences the accuracy of sample testing result.

Disclosure of Invention

Aiming at the defects of the prior art, the invention is realized by the following technical scheme: a sampling equipment that powder remained is prevented to utilization shake for concrete powder sample, its structure includes sampling tube, sampling device, shell, connecting pipe, the sampling tube be connected with sampling device, sampling device install in the shell, the shell with connecting pipe mechanical connection, the connecting pipe locate on the shell keep away from sampling device serve, sampling device be connected with the shell.

As a further optimization of the invention, the sampling device consists of a shaking mechanism, a sampling mechanism auxiliary device, a sampling mechanism and a working cavity, wherein the shaking mechanism is mechanically matched with the sampling mechanism auxiliary device, the sampling mechanism is mechanically connected with the sampling mechanism auxiliary device, the sampling mechanism auxiliary device is arranged in the working cavity, and the sampling mechanism is communicated with the sampling tube.

As a further optimization of the invention, the shaking mechanism comprises two annular buckles, a connecting line, guide wheels, concave-convex grains, a driving wheel and a wheel shaft, wherein the annular buckles are connected with the sampling mechanism, the connecting line bypasses the guide wheels and is connected with the driving wheel, the connecting line connects the annular buckles with the wheel shaft, the guide wheels are arranged on the inner wall of the working cavity, the driving wheel is provided with the concave-convex grains, the concave-convex grains are arranged on the surface layer of the driving wheel in an embedded mode, and the wheel shaft penetrates through the driving wheel.

As a further optimization of the invention, the sampling mechanism auxiliary device comprises a rectangular cavity, springs, air bags, air bag fixing blocks and connecting plates, wherein the springs are mechanically connected with the connecting plates, the springs are installed in the rectangular cavity and fixedly connected with the inner wall of the rectangular cavity, the number of the air bag fixing blocks is two, the air bag fixing blocks are symmetrically installed on two sides of the air bags, the air bags are fixed on one end of the rectangular cavity far away from the sampling tube, the air bag fixing blocks are fixedly connected with the inner wall of the rectangular cavity, the connecting plates are mechanically connected with the sampling mechanism, and the connecting plates are movably connected with the air bags.

As a further optimization of the invention, the sampling mechanism is composed of a rubber layer, a fixed head, a driving rod, a rotating rod, a rotary disc and a pull rod, wherein the fixed head is fixedly arranged at the center of the rubber layer, the fixed head is connected with the rubber layer, the driving rod is mechanically connected with a connecting plate, the driving rod and the connecting plate are vertically arranged, the rotating rod is connected with the pull rod through the rotary disc, the rotating rod is movably connected with the driving rod, one end of the rotating rod is fixed on the rotary disc, and the pull rod is arranged on one side of the rotary disc far away from the upper rotating rod.

As a further optimization of the invention, a clockwork spring is arranged in the driving wheel, so that the driving wheel can be driven to reset by a reverse action after the driving wheel loses the force for pushing and rotating.

Advantageous effects

The invention relates to a sampling device for sampling concrete powder by utilizing shake to prevent powder residue, which is characterized in that a trigger lever is pulled to enable a rotary disc to rotate and drive a rotary rod to rotate anticlockwise, so that the rotary rod pushes a driving rod to move leftwards, a rubber layer is pushed out of the orifice of a sampling tube, a connecting plate moves leftwards and compresses a spring at the moment, the trigger lever is immediately loosened, under the action of the spring, the connecting plate drives the driving rod to move reversely and pulls the rubber layer to reset, so that the powder is sucked into the sampling tube, after sampling is finished, a driving wheel is pushed to rotate through concave-convex grains, a connecting wire is tightened, the rubber layer is pulled rightwards, and a clockwork spring is arranged in the driving wheel, so that when the driving wheel is loosened, the driving wheel has a reverse rotating force, so that the connecting wire is loosened, the rubber layer can shake back and forth when being released instantaneously, and the powder on the surface can shake and fall off.

Compared with the prior art, the invention has the following advantages:

according to the sampling device, the rotating rod is driven to rotate anticlockwise by pulling the pull rod, the driving rod is pushed to move leftwards, when the pull rod is loosened, the compressed spring drives the driving rod to move reversely, and a transient negative pressure state can be generated at the pipe orifice of the sampling pipe in the process of quick resetting of the rubber layer, so that powder is sucked into the pipe, and sampling is realized;

according to the invention, the rubber layer is tensioned rightwards by rotating the movable wheel to tighten the connecting wire, when the hand is loosened, the spring in the movable wheel drives the movable wheel to reset, the connecting wire is loosened, and the rubber layer can shake back and forth when being released instantly, so that powder on the surface can shake and fall off, the phenomenon that the last sample residue can be mixed with the sample residue when the next sampling is carried out is avoided, and the sample detection result is not influenced.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic structural diagram of a sampling device for concrete powder sampling using shaking to prevent powder residue.

FIG. 2 is a cross-sectional view of a sampling device of the present invention for sampling concrete powder by using a shaking powder-residue-preventing sampling apparatus.

FIG. 3 is a cross-sectional view of the working state of the sampling mechanism of the sampling device for sampling concrete powder by using shaking to prevent powder residue.

FIG. 4 is a sectional view showing the operation state of the shaking mechanism of the sampling device for concrete powder sampling using the shaking powder-residue prevention according to the present invention.

Fig. 5 is an enlarged view of a in fig. 2.

In the figure, a sampling tube-1, a sampling device-2, a shell-3, a connecting tube-4, a shaking mechanism-201, a sampling mechanism auxiliary device-202, a sampling mechanism-203, a working cavity-204, a ring buckle-2011, a connecting wire-2012, a guide wheel-2013, a concave-convex pattern-2014, a driving wheel-2015, a wheel shaft-2016, a rectangular cavity-2021, a spring-2022, an air bag-2023, an air bag fixing block-2024, a connecting plate-2025, a rubber layer-2031, a fixing head-2032, a driving rod-2033, a rotating rod-2034, a rotating disk-2035 and a wrench rod-2036.

Detailed Description

In order to make the technical means, the original characteristics, the achieved purposes and the effects of the invention easy to understand, the following description and the accompanying drawings further illustrate the preferred embodiments of the invention.

Examples

Referring to fig. 1 to 5, the present invention provides a sampling apparatus for sampling concrete powder, which prevents powder residue by shaking, and comprises a sampling tube 1, a sampling device 2, a housing 3, and a connecting tube 4, wherein the sampling tube 1 is connected to the sampling device 2, the sampling device 2 is installed in the housing 3, the housing 3 is mechanically connected to the connecting tube 4, the connecting tube 4 is disposed on one end of the housing 3 away from the sampling device 2, and the sampling device 2 is connected to the housing 3.

The sampling device 2 is composed of a shaking mechanism 201, a sampling mechanism auxiliary device 202, a sampling mechanism 203 and a working cavity 204, the shaking mechanism 201 is mechanically matched with the sampling mechanism auxiliary device 202, the sampling mechanism 203 is mechanically connected with the sampling mechanism auxiliary device 202, the sampling mechanism auxiliary device 202 is arranged in the working cavity 204, and the sampling mechanism 203 is communicated with the sampling tube 1.

Jitter mechanism 201 detain 2011, connecting wire 2012, leading wheel 2013, raised grain 2014, driving wheel 2015, shaft 2016 by the annular and constitute, the annular detain 2011 be equipped with two, the annular detain 2011 be connected with sampling mechanism 203, connecting wire 2012 walk around leading wheel 2013 and be connected with driving wheel 2015, connecting wire 2012 detain 2011 with the annular and be connected with shaft 2016, leading wheel 2013 locate working chamber 204 inner wall, driving wheel 2015 on be equipped with raised grain 2014, raised grain 2014 install on driving wheel 2015 top layer with embedded form, shaft 2016 run through driving wheel 2015, the establishment of raised grain 2014 can increase frictional force, it is rotatory to make things convenient for manual promotion driving wheel 2015.

The auxiliary device 202 of the sampling mechanism is composed of a rectangular cavity 2021, a spring 2022, an air bag 2023, an air bag fixing block 2024 and a connecting plate 2025, the spring 2022 is mechanically connected with the connecting plate 2025, the spring 2022 is installed in the rectangular cavity 2021 and is fixedly connected with the inner wall of the rectangular cavity 2021, two air bag fixing blocks 2024 are arranged, the air bag fixing blocks 2024 are installed at two sides of the air bag 2023 in a symmetrical structure, the air bag 2023 is fixed at one end of the rectangular cavity 2021 far away from the sampling tube 1, the air bag fixing block 2024 is fixedly connected with the inner wall of the rectangular cavity 2021, the connecting plate 2025 is mechanically connected with the sampling mechanism 203, the connecting plate 2025 is movably connected with the air bag 2023, the air bag fixing block 2024 can fix the air bag 2023, and the air bag 3 can buffer the impact force of the connecting plate 2025 and reduce the impact sound.

The sampling mechanism 203 is composed of a rubber layer 2031, a fixed head 2032, a driving rod 2033, a rotating rod 2034, a rotating disc 2035 and a wrench rod 2036, the fixed head 2032 is fixed at the center of the rubber layer 2031, the fixed head 2032 is connected with the rubber layer 2031, the driving rod 2033 is mechanically connected with a connecting plate 2025, the driving rod 2033 and the connecting plate 2025 are vertically arranged, the rotating rod 2034 is connected with the wrench rod 2036 through the rotating disc 2035, the rotating rod 2034 is movably connected with the driving rod 2033, one end of the rotating rod 2034 is fixed on the rotating disc 2035, the wrench rod 2036 is arranged on one side of the rotating disc 2035 far away from the rotating disc 2034, and one end of the wrench rod 2036 far away from the rotating disc 2035 is arranged in an arc shape to adapt to the force application direction of fingers.

The driving wheel 2015 in be equipped with the clockwork spring, can realize when the driving wheel 2015 loses the power that promotes the rotation after, have a reverse effect and drive driving wheel 2015 and reset.

By pulling the wrench rod 2036, the rotating disc 2035 rotates and drives the rotating rod 2034 to rotate counterclockwise, so that the rotating rod 2034 pushes the driving rod 2033 to move leftward, the rubber layer 2031 is pushed out from the orifice of the sampling tube 1, at this time, the connecting plate 2025 moves leftward and compresses the spring 2022, the wrench rod 2036 is immediately loosened, under the action of the spring 2022, the connecting plate 2025 drives the driving rod 2033 to move reversely, and pulls the rubber layer 2031 to reset, so that the powder is sucked into the sampling tube 1, after sampling is finished, the driving wheel 2015 is pushed to rotate through the concave-convex grains 2014, so that the connecting wire 2012 is tightened, so that the rubber layer 2031 is pulled rightward, because the spiral spring is arranged in the driving wheel 2015, when the driving wheel 2015 is loosened, the driving wheel 2015 has a reverse rotation force, so that the connecting wire 2012 is loosened, and the rubber layer 2031 can shake back and forth when being released instantly, thereby shaking the powder on the surface can fall off.

The invention solves the problem that the concrete powder sampling device is reused, partial samples are remained on a sampler after the traditional concrete powder sampling device finishes sampling, and when the next sampling is carried out, the last sample residue can be mixed with the sample residue, so that the accuracy of a sample detection result is influenced, through the mutual combination of the components, the pull rod 2036 is pulled to drive the rotating rod 2034 to rotate anticlockwise, the driving rod 2033 is pushed to move leftwards, when the pull rod 2036 is loosened, the pipe orifice of the sampling pipe 1 can generate a transient negative pressure state in the process of quick resetting of the rubber layer 2031, so that powder 2015 is sucked into the pipe to realize sampling, the connecting wire 2012 is tightened by rotating the driving wheel, when the hand is loosened, the spring in the driving wheel 2015 drives the driving wheel 2015 to reset, the connecting wire 2012 is loosened, the rubber layer 1 can shake back and forth when being released instantly, so that the powder on the surface can fall down, and the situation that the last sample residue is mixed with the sample when the next sampling is carried out is avoided, and the sample detection result is not influenced.

While there have been shown and described what are at present considered the fundamental principles of the invention, the essential features and advantages thereof, it will be understood by those skilled in the art that the present invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but rather, is capable of numerous changes and modifications in various forms without departing from the spirit or essential characteristics thereof, and it is intended that the invention be limited not by the foregoing descriptions, but rather by the appended claims and their equivalents.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A sampling equipment that powder was remained is prevented in utilization shake for concrete powder sample, its structure includes sampling tube (1), sampling device (2), shell (3), connecting pipe (4), handle, be provided with sampling device (2) in sampling tube (1), its characterized in that: the sampling tube (1), the shell (3) and the connecting tube (4) are sequentially connected, the sampling device (2) is composed of a shaking mechanism (201), a sampling mechanism auxiliary device (202) and a sampling mechanism (203), the sampling mechanism (203) is composed of a rubber layer (2031), a fixed head (2032), a driving rod (2033), a rotating rod (2034), a rotary disc (2035) and a wrench rod (2036), the rubber layer (2031) is arranged at the opening end of the sampling tube, the fixed head (2032) is arranged at the inner side of the rubber layer (2031), one end of the driving rod (2033) is connected with the fixed head (2032), the other end of the driving rod (2033) is movably connected with the rotating rod (2034), the rotating rod (2034) is connected with the wrench rod (2036) arranged at the lower side of the sampling tube (1) through the rotary disc (2035), the wrench rod (2036) and the handle are both arranged at the lower side of the sampling tube, the wrench rod (2036) is arranged at one side of the holding handle close to the mouth of the sampling tube (1); the shaking mechanism (201) comprises an annular buckle (2011), a connecting wire (2012), a guide wheel (2013), a concave-convex grain (2014), a moving wheel (2015) and a wheel shaft (2016), wherein the annular buckle (2011) is arranged on the inner side of a rubber layer, the guide wheel (2013) is arranged on the inner side of the sampling tube, a circular notch is formed in a handle, the moving wheel (2015) is arranged in the circular notch of the handle, the concave-convex grain (2014) is arranged on the moving wheel (2015), the wheel shaft (2016) penetrates through the moving wheel (2015), the connecting wire (2012) is connected with the wheel shaft (2016) through the guide wheel (2013), so that the annular buckle (2011) is connected with the wheel shaft (2016) through the connecting wire (2012), the sampling mechanism auxiliary device (202) is composed of a rectangular cavity (2021), a spring (2022), an air bag (2023), an air bag fixing block (2024) and a connecting plate (2025), the rectangular cavity (2021) is arranged on the inner side of the upper end of the sampling tube (1), the connecting plate (2025) is vertically arranged on a driving rod of the sampling mechanism (203) and extends into the rectangular cavity (2021), the rectangular cavity (2021) is divided into a front side area and a rear side area, the spring is arranged in the front side area of the rectangular cavity (2021), one end of the spring is connected with the inner wall of the rectangular cavity (2021), the other end of the spring is mechanically connected with the connecting plate (2025), the air bag (2023) is arranged in the rear side area of the rectangular cavity (2021), the upper side and the lower side of the rear side area of the rectangular cavity (2021) are both provided with air bag fixing blocks (2024), the air bag fixing blocks (2024) are fixedly connected with the inner wall of the rectangular cavity (2021), and the air bag (2023) is arranged between the upper side and the air bag fixing blocks (2024); the connecting plate (2025) is movably connected with the air bag (2023), when the sampling device is used, the wrench rod (2036) is wrenched to enable the turntable (2035) to rotate and drive the rotating rod (2034) to rotate anticlockwise, so that the rotating rod (2034) pushes the driving rod (2033) to move leftwards, the rubber layer (2031) is pushed out from the nozzle of the sampling tube (1), the connecting plate (2025) moves leftwards along with the rotating rod and compresses the spring (2022), the wrench rod (2036) is loosened, the connecting plate (2025) drives the driving rod (2033) to move reversely under the action of the spring (2022), the rubber layer (2031) is pulled to reset, powder is sucked into the sampling tube (1), after sampling is finished, the driving wheel (2015) is pushed to rotate through the concave-convex grains (2014), the connecting line (2012) is tightened, the rubber layer (2031) is pulled rightwards, a clockwork spring is arranged in the driving wheel (2015), and when the driving wheel (2015) is loosened, the driving wheel (2015) has a reverse rotating force, the connecting wire (2012) is loosened, and the rubber layer (2031) can shake back and forth when being released instantly, so that powder on the surface can shake and fall off.