CN212844428U - Engineering supervision's sampling device - Google Patents
Engineering supervision's sampling device Download PDFInfo
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- CN212844428U CN212844428U CN202021083037.2U CN202021083037U CN212844428U CN 212844428 U CN212844428 U CN 212844428U CN 202021083037 U CN202021083037 U CN 202021083037U CN 212844428 U CN212844428 U CN 212844428U
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- soil sample
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- concrete
- sample collecting
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Abstract
The utility model discloses a sampling device of engineering supervision, include: the concrete sampler, the concrete sampler includes the soil sample collecting vessel, and the surface of soil sample collecting vessel is provided with external thread groove, and hydraulic sleeve, it sets up the top of soil sample collecting vessel, and hydraulic sleeve and soil sample collecting vessel welded connection, hydraulic drive motor, it sets up hydraulic sleeve's top, and hydraulic drive motor and hydraulic sleeve pass through flange joint, the inside of soil sample collecting vessel is provided with the sampling lumen, the sampling lumen includes soil sample district and air compression district, and soil sample district is located the below of air compression district, the top of sampling lumen is provided with limit stop, limit stop includes trapezoidal fixture block, the below of trapezoidal fixture block is provided with the support curb plate, and trapezoidal fixture block and support curb plate fixed connection. It has realized directly taking a sample the good concrete of pouring through the sampler when using to avoid later stage reverse mould to destroy the problem of concrete actual level.
Description
Technical Field
The utility model relates to an engineering sample constructs technical field, especially relates to a sampling device of engineering supervision.
Background
Concrete, referred to as "concrete" for short: refers to the general name of engineering composite materials formed by cementing aggregate into a whole by cementing materials. The term concrete generally refers to cement as the cementing material and sand and stone as the aggregate; the cement concrete, also called as common concrete, is obtained by mixing with water (which may contain additives and admixtures) according to a certain proportion and stirring, and is widely applied to civil engineering.
The existing concrete test block detection is to pour prepared concrete into a specified mould, pour the concrete out of the mould after waiting for solidification and forming for detection, but the layer of the original concrete is damaged in the process of mould pouring, and real concrete detection cannot be restored.
SUMMERY OF THE UTILITY MODEL
It is an object of the present invention to solve at least the above problems and to provide at least the advantages which will be described later.
The utility model also aims at providing a sampling device of engineering supervision has realized directly taking a sample to the concrete of pouring through the sampler when using to avoid later stage reverse mould to destroy the problem of concrete actual level.
In order to achieve the above and other objects, the present invention adopts the following technical solutions:
an engineering proctoring sampling device comprising:
the concrete sampler comprises a soil sample collecting cylinder, and an external thread groove is formed in the outer surface of the soil sample collecting cylinder; a sampling tube cavity is arranged in the soil sample collecting cylinder, the sampling tube cavity comprises a soil sample area and an air compression area, the soil sample area is positioned below the air compression area, and a limit stop is arranged at the top of the sampling tube cavity;
the hydraulic sleeve is arranged above the soil sample collecting cylinder and is welded with the soil sample collecting cylinder;
and the hydraulic driving motor is arranged above the hydraulic sleeve and is connected with the hydraulic sleeve through a flange.
Preferably, the limit stop comprises a trapezoidal clamping block, a supporting side plate is arranged below the trapezoidal clamping block, the trapezoidal clamping block is fixedly connected with the supporting side plate, the supporting side plate is connected with the soil sample collecting cylinder through a clamping groove, an air flow cavity is arranged inside the trapezoidal clamping block, and the air flow cavity penetrates through the trapezoidal clamping block and extends to the outer surface of the supporting side plate.
Preferably, the surface of hydraulic pressure sleeve is provided with the exhaust window, and the exhaust window runs through and extends to hydraulic pressure sleeve's inside, the both sides of exhaust window all are provided with the support handle, and support handle and hydraulic pressure sleeve pass through the internal thread and rotate and be connected.
Preferably, the inside of the hydraulic sleeve is provided with a pressure tube cavity, the inside of the pressure tube cavity is provided with a sealing piston, and the sealing piston is connected with the pressure tube cavity in a sliding manner.
Preferably, a hydraulic rod piece is arranged above the sealing piston, the hydraulic rod piece is connected with the sealing piston through a screw, and the hydraulic rod piece is fixedly connected with the hydraulic driving motor.
The utility model discloses at least, include following beneficial effect:
1. the utility model discloses a sample can be directly inserted and take a sample in pouring the concrete that covers to the soil sample surge drum of concrete sampler bottom, thereby change the concrete absorption of inside pressure differential with the sample through hydraulic sleeve in the inside of soil sample surge drum, prevent that it from scattering out, can not destroy and change the level of concrete like this, guarantee testing result's authenticity.
2. Adsorb the concrete through the sampling lumen, just contain certain air inside the sampling lumen itself, will cause the extrusion to the air when the concrete enters into the sampling lumen inside, wherein partly air is absorbed by the concrete, and another part can't be absorbed will form the empty nip, when pressure in the empty nip keeps unchangeable, the concrete appearance district pressure at concrete place can keep unchangeable equally, and the appearance concrete will block in the inside of sampling lumen.
3. The telescopic operation of the hydraulic rod piece can be controlled through the hydraulic driving motor, after concrete sampling is completed, the hydraulic driving motor can pull the hydraulic rod piece, the piston at the bottom of the hydraulic rod piece is kept unchanged, and after concrete solidification forming, the hydraulic driving motor pushes the piston through the hydraulic rod piece, so that a cylindrical concrete block is pushed out.
Drawings
Fig. 1 is a schematic structural diagram of a sampling device for project supervision provided by the present invention;
fig. 2 is a schematic cross-sectional structure diagram of a sampling device for project supervision provided by the present invention;
fig. 3 is a schematic structural diagram of a sampling device limit stop for engineering supervision provided by the present invention.
Detailed Description
The present invention is described in detail below with reference to the attached drawings so that those skilled in the art can implement the invention by referring to the description.
As shown in fig. 1-3, a project proctoring sampling device includes: the concrete sampler 1 comprises a concrete sample collecting cylinder 2, an external thread groove 3 is formed in the outer surface of the concrete sample collecting cylinder 2, a sampling pipe cavity 17 is formed in the concrete sample collecting cylinder 2, the sampling pipe cavity 17 comprises a soil sample area 8 and an air compression area 9, the soil sample area 8 is located below the air compression area 9, and a limit stop 13 is arranged at the top of the sampling pipe cavity 17; the hydraulic sleeve 4 is arranged above the soil sample collecting barrel 2, the hydraulic sleeve 4 is connected with the soil sample collecting barrel 2 in a welding mode, the hydraulic drive motor 7 is arranged above the hydraulic sleeve 4, and the hydraulic drive motor 7 is connected with the hydraulic sleeve 4 through a flange.
In the above scheme, can the disect insertion take a sample in pouring the good concrete that covers through the soil sample surge drum of concrete sampler bottom, can not destroy and change the level of concrete like this, guarantee testing result's authenticity, the external screw thread groove on soil sample surge drum surface is conveniently to dig into the concrete with the soil sample surge drum and take a sample, thereby hydraulic pressure sleeve can be through changing the inside pressure differential with the concrete absorption of sample in the inside of soil sample surge drum, prevent that it from scattering out, hydraulic drive motor owner is the flexible function of control hydraulic rod spare. The sampling pipe cavity is internally provided with certain air, the air is extruded when the concrete enters the sampling pipe cavity, one part of the air is absorbed by the concrete, the other part of the air cannot be absorbed to form an empty pressing area, when the pressure in the empty pressing area is kept unchanged, the pressure in the soil sample area where the concrete is located is kept unchanged, and the sample concrete is clamped in the sampling pipe cavity.
In a preferable scheme, the limit stop 13 includes a trapezoid fixture block 15, a supporting side plate 14 is disposed below the trapezoid fixture block 15, the trapezoid fixture block 15 is fixedly connected to the supporting side plate 14, the supporting side plate 14 is connected to the soil sample collecting barrel 2 through a clamping groove, an air flow cavity 16 is disposed inside the trapezoid fixture block 15, and the air flow cavity 16 penetrates through the trapezoid fixture block 15 and extends to the outer surface of the supporting side plate 14.
In the scheme, the limit stop mainly plays a role in limiting and blocking, and the air flow cavity inside the limit stop is used for ensuring the gas circulation inside the sampler.
In a preferred scheme, the surface of hydraulic pressure sleeve 4 is provided with exhaust window 6, and exhaust window 6 runs through the inside that extends to hydraulic pressure sleeve 4, and the both sides of exhaust window 6 all are provided with support handle 5, and support handle 5 passes through the internal thread with hydraulic pressure sleeve 4 and is connected with rotating.
In above-mentioned scheme, when the concrete enters into inside the soil sample collector, along with the increase of concrete, be located the inside piston of hydraulic sleeve and will continuously rise, at this moment just need be discharged the inside air of hydraulic sleeve through the exhaust window, avoid hydraulic sleeve internal pressure too big piston that leads to remove, the support handle is for making things convenient for the staff to carry out handheld operation.
In a preferred scheme, a pressure tube cavity 10 is arranged inside the hydraulic sleeve 4, a sealing piston 11 is arranged inside the pressure tube cavity 10, and the sealing piston 11 is connected with the pressure tube cavity 10 in a sliding mode.
In the above solution, the sealing piston will change with the pressure of the empty pressure area, after the pressure of the empty pressure area is kept unchanged, the entering of concrete will push the formed empty pressure area upwards, and the sealing piston located above will also move upwards under the influence of the pressure.
In a preferable scheme, a hydraulic rod 12 is arranged above the sealing piston 11, the hydraulic rod 12 is connected with the sealing piston 11 through a screw, and the hydraulic rod 12 is fixedly connected with the hydraulic driving motor 7.
In the above scheme, the telescopic operation of the hydraulic rod piece can be controlled through the hydraulic driving motor, after concrete sampling is completed, the hydraulic driving motor can pull the hydraulic rod piece, the piston at the bottom of the hydraulic rod piece is kept unchanged, and after concrete is solidified and formed, the hydraulic driving motor pushes the piston through the hydraulic rod piece, so that a cylindrical concrete block is pushed out.
While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, or described, but rather to cover all modifications, which would come within the scope of the invention, as defined by the claims and the equivalents thereof, and which fall within the limits of the claims and the equivalents thereof.
Claims (5)
1. A project supervision sampling device, comprising:
the concrete sampler comprises a soil sample collecting cylinder, and an external thread groove is formed in the outer surface of the soil sample collecting cylinder; a sampling tube cavity is arranged in the soil sample collecting cylinder, the sampling tube cavity comprises a soil sample area and an air compression area, the soil sample area is positioned below the air compression area, and a limit stop is arranged at the top of the sampling tube cavity;
the hydraulic sleeve is arranged above the soil sample collecting cylinder and is welded with the soil sample collecting cylinder;
and the hydraulic driving motor is arranged above the hydraulic sleeve and is connected with the hydraulic sleeve through a flange.
2. The project supervision sampling device according to claim 1, wherein the limit stop comprises a trapezoid fixture block, a supporting side plate is arranged below the trapezoid fixture block, the trapezoid fixture block is fixedly connected with the supporting side plate, the supporting side plate is connected with the soil sample collecting cylinder through a clamping groove, an air flow cavity is arranged inside the trapezoid fixture block, and the air flow cavity extends to the outer surface of the supporting side plate through the trapezoid fixture block.
3. The project proctoring sampling device as defined in claim 1, wherein the outer surface of the hydraulic sleeve is provided with an exhaust window extending through the interior of the hydraulic sleeve, and support handles are provided on both sides of the exhaust window, and the support handles are rotatably connected with the hydraulic sleeve through internal threads.
4. The project proctoring sampling device as defined in claim 1, wherein the interior of the hydraulic sleeve is provided with a pressure lumen, the interior of the pressure lumen is provided with a sealing piston, and the sealing piston is slidably connected with the pressure lumen.
5. The project supervision sampling device according to claim 4, wherein a hydraulic rod is arranged above the sealing piston, the hydraulic rod is connected with the sealing piston through a screw, and the hydraulic rod is fixedly connected with a hydraulic driving motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021083037.2U CN212844428U (en) | 2020-06-12 | 2020-06-12 | Engineering supervision's sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021083037.2U CN212844428U (en) | 2020-06-12 | 2020-06-12 | Engineering supervision's sampling device |
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| Publication Number | Publication Date |
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| CN212844428U true CN212844428U (en) | 2021-03-30 |
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| CN202021083037.2U Active CN212844428U (en) | 2020-06-12 | 2020-06-12 | Engineering supervision's sampling device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115615741B (en) * | 2022-12-01 | 2023-03-10 | 江苏龙环环境科技有限公司 | Adjustable soil sampling device for environmental protection detection and use method thereof |
-
2020
- 2020-06-12 CN CN202021083037.2U patent/CN212844428U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115615741B (en) * | 2022-12-01 | 2023-03-10 | 江苏龙环环境科技有限公司 | Adjustable soil sampling device for environmental protection detection and use method thereof |
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