CN212807707U - Engineering quality inspection sampling device - Google Patents
Engineering quality inspection sampling device Download PDFInfo
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- CN212807707U CN212807707U CN202021593491.2U CN202021593491U CN212807707U CN 212807707 U CN212807707 U CN 212807707U CN 202021593491 U CN202021593491 U CN 202021593491U CN 212807707 U CN212807707 U CN 212807707U
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- cylindrical
- cylindrical outer
- engineering quality
- sampling device
- quality inspection
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- 238000005070 sampling Methods 0.000 title claims abstract description 43
- 238000007689 inspection Methods 0.000 title claims abstract description 15
- 239000000463 material Substances 0.000 claims abstract description 21
- 238000012372 quality testing Methods 0.000 claims description 5
- 239000004568 cement Substances 0.000 abstract description 23
- 238000001514 detection method Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000004566 building material Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of engineering quality inspection, in particular to a sampling device for engineering quality inspection, which comprises a cylindrical outer barrel, wherein a cylindrical inner barrel is arranged in the cylindrical outer barrel, and the cylindrical inner barrel can move up and down along the cylindrical outer barrel; the upper end and the lower end of the cylindrical outer cylinder are opened, the cylindrical inner cylinder penetrates through the upper end opening of the cylindrical outer cylinder, a through hole is formed in the side wall of the cylindrical outer cylinder, a sampling tube is arranged in the through hole, one end of the sampling tube is opened, the other end of the sampling tube is closed, and one end of the opening is connected with the side wall of the cylindrical outer cylinder; the cylindrical inner cylinder is also internally provided with a material guide rod, the outer surface of the lower end of the material guide rod is provided with a helical blade, and the lower end of the material guide rod is provided with a conical pointed end. The utility model discloses collecting cement back in the sampling tube, pushing into cylindrical urceolus bottom with cylindrical inner tube, cover the through-hole on the cylindrical urceolus lateral wall, when the sample of needs taking, with the sampling tube from the tubulose spliced pole unscrew can, avoid the sample unrestrained, the sample of being convenient for is kept and is taken.
Description
Technical Field
The utility model relates to an engineering quality testing technical field specifically is a sampling device for engineering quality testing.
Background
In the building construction process, various specified detection means are required for detection, a supervision unit adopts equipment for parallel detection, reference data are provided for judging engineering quality, building materials are generally required to be detected and accepted for ensuring the quality of a building, cement is one of the building materials, and sampling of the cement in the building engineering is an important supervision work.
In the past, when bagged cement is sampled, a shovel is used for shoveling a cement bag, but the mode can cause the damage of the cement bag, so that a large amount of cement is scattered and wasted, and the storage is inconvenient.
Disclosure of Invention
In order to solve the problem that prior art exists, the utility model provides an engineering quality testing sampling device specifically adopts following technical scheme:
a project quality inspection sampling device comprises a cylindrical outer barrel, wherein a cylindrical inner barrel is arranged in the cylindrical outer barrel, and the cylindrical inner barrel can move up and down along the cylindrical outer barrel;
the upper end and the lower end of the cylindrical outer barrel are provided with openings, the cylindrical inner barrel penetrates through the upper end opening of the cylindrical outer barrel, the side wall of the cylindrical outer barrel is provided with a through hole, the through hole is fixedly connected with a tubular connecting column with two ends provided with openings, the tubular connecting column protrudes out of the outer surface of the side wall of the cylindrical outer barrel, the protruding end is provided with threads, and the tubular connecting column is connected with a sampling tube;
one end of the sampling tube is open, and the other end of the sampling tube is closed, and one end of the opening is provided with threads and is in threaded connection with the tubular connecting column;
the lower end of the cylindrical inner barrel is provided with an opening, the upper end of the cylindrical inner barrel is provided with an end cover, a first internal thread hole is formed in the middle of the end cover, a baffle is arranged above the end cover, a second internal thread hole which is concentric with the first internal thread hole and has the same size with the first internal thread hole is formed in the middle of the baffle, and the diameter of the baffle is larger than the outer diameter of the cylindrical outer barrel;
the cylindrical inner tube is characterized in that a material guide rod is further arranged inside the cylindrical inner tube and penetrates through the end cover and the baffle plate, the upper end of the material guide rod is provided with an external thread matched with the first internal thread hole and the second internal thread and is in threaded connection with the external thread, and a helical blade is arranged on the outer surface of the material guide rod below the external thread.
Further, a drawing rod is fixedly connected above the end cover, the baffle is arranged at the upper end of the drawing rod, a third internal thread hole is formed in the middle of the drawing rod, the third internal thread hole is concentric with the first internal thread hole and is the same as the first internal thread hole in size, and the material guide rod sequentially penetrates through the end cover, the drawing rod and the baffle from bottom to top;
furthermore, a conical pointed end is arranged at the lower end of the material guide rod.
Further, the periphery of the cylindrical inner cylinder is also provided with a rubber sleeve.
Further, an inclined notch is formed in the opening of the lower end of the cylindrical outer barrel.
Furthermore, a support rod in the horizontal direction is arranged on the outer wall of the upper end of the cylindrical outer cylinder.
Furthermore, the number of the support rods is not less than two, and the support rods are symmetrically distributed along the outer circumference of the cylindrical outer cylinder.
Furthermore, the top end of the material guide rod is fixedly connected with a handle.
Further, the handle is an annular or straight rod.
Further, the tubular connecting column is an internal thread; the number of the tubular connecting columns is not less than three, and the outer end of each tubular connecting column is in threaded connection with one sampling tube.
Compared with the prior art, the utility model discloses a characteristics and beneficial effect:
1. the utility model discloses when the sample, through the toper tip, material guide rod and helical blade's setting, make the personnel when taking a sample to bagged cement, can puncture the cement bag with the toper tip is light, and make helical blade screw in cement bag in, through material guide rod and cylindrical inner tube threaded connection, material guide rod revolves, make cylindrical inner tube and helical blade rebound simultaneously, and then bring cement into cylindrical urceolus in, because during cylindrical inner tube rebound, make the through-hole on the cylindrical urceolus lateral wall expose, thereby bring cement into in the sampler, and in addition, can play the effect that the dustpan connects the material with the scarf of cylindrical urceolus lower extreme, reduce the damage of cement bag, it is extravagant to avoid a large amount of cement scatters.
2. Through setting up the pull pole for the personnel can push cylindrical inner tube into cylindrical urceolus bottom through the pull pole after collecting cement in the sampler barrel, thereby cover the through-hole on the cylindrical urceolus lateral wall, when the sample of needs taking, with the sampling tube from the tubulose spliced pole twist off can, avoid the sample unrestrained, the sample of being convenient for is kept and is taken.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings.
FIG. 1 is a schematic view of the assembly structure of the present invention;
FIG. 2 is a schematic structural view of a cylindrical outer barrel;
FIG. 3 is a schematic view of a cylindrical inner barrel;
reference numerals: 1-cylindrical outer cylinder, 11-tubular connecting column, 12-oblique notch, 2-cylindrical inner cylinder, 21-end cover, 3-guide rod, 31-conical pointed end, 32-helical blade, 33-handle, 4-rubber sleeve, 5-drawing rod, 6-baffle, 7-sampling tube and 8-supporting rod.
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.
See figures 1 to 3 for examples.
A project quality inspection sampling device comprises a cylindrical outer barrel 1, wherein a cylindrical inner barrel 2 is arranged in the cylindrical outer barrel 1, and the cylindrical inner barrel 2 can move up and down along the cylindrical outer barrel 1;
the upper end and the lower end of the cylindrical outer barrel 1 are open, the cylindrical inner barrel 2 penetrates through the upper end opening of the cylindrical outer barrel 1, a through hole is formed in the side wall of the cylindrical outer barrel 1, a tubular connecting column 11 with two open ends is fixedly connected to the through hole, the tubular connecting column 11 protrudes out of the outer surface of the side wall of the cylindrical outer barrel 1, a thread (preferably an internal thread) is arranged at the protruding end, and a sampling tube 7 is connected with the tubular connecting column 11;
the number of the tubular connecting columns 11 is at least three, and the outer end of each tubular connecting column 11 is in threaded connection with one sampling tube 7.
One end of the sampling tube 7 is open, and the other end is closed, and one end of the opening is provided with threads and is in threaded connection with the tubular connecting column 11;
the lower end of the cylindrical inner cylinder 2 is provided with an opening, the upper end of the cylindrical inner cylinder is provided with an end cover 21, and the middle part of the end cover 21 is provided with a first internal threaded hole;
in order to avoid the sliding of the cylindrical inner cylinder 2 when the cylindrical inner cylinder is pushed to the bottom of the cylindrical outer cylinder 1, a baffle 6 is also arranged above the end cover 21, and the diameter of the baffle 6 is larger than the outer diameter of the cylindrical outer cylinder 1;
a second internal threaded hole which is concentric with the first internal threaded hole and has the same size is arranged in the middle of the baffle 6;
the cylindrical inner cylinder 2 is further internally provided with a guide rod 3, the guide rod 3 penetrates through the end cover 21, the upper end of the guide rod 3 is provided with an external thread matched with the first internal thread hole and the second internal thread hole and in threaded connection with the external thread, and the outer surface of the lower end of the guide rod 3 is provided with a helical blade 32.
In order to puncture the cement bag more easily, reduce the damage of the cement bag and reduce the cement waste, the lower end of the material guiding rod 3 is also provided with a conical sharp head 31.
In order to play a better guiding role, a drawing rod 5 is fixedly connected above the end cover 21, a baffle 6 is arranged at the upper end of the drawing rod 5, a third internal thread hole which is concentric with the first internal thread hole and has the same size is arranged in the middle of the drawing rod 5, and the material guiding rod 3 sequentially penetrates through the end cover 21, the drawing rod 5 and the baffle 6 from bottom to top.
In order to better seal the through hole on the side wall of the cylindrical outer cylinder 1 and better seal the sampling tube 7, the periphery of the cylindrical inner cylinder 2 is also provided with a rubber sleeve 4; in addition, when the cylindrical inner barrel 2 is pushed towards the bottom of the cylindrical outer barrel 1, the rubber sleeve 4 can scrape off residual cement on the inner side wall of the cylindrical outer barrel 1, and waste is avoided.
In order to prevent cement from dropping during sampling, the lower opening of the cylindrical outer cylinder 1 is provided with a bevel cut 12, and the bevel cut 12 can be used as a dustpan.
The outer wall of the upper end of the cylindrical outer cylinder 1 is also provided with horizontal support rods 8, the number of the support rods 8 is at least two, the support rods are symmetrically distributed, and the cylindrical outer cylinder 1 is pushed tightly to be inactive during sampling.
The top end of the material guiding rod 3 is fixedly connected with a handle 33, and the handle 33 can be a circular ring or a straight rod.
The utility model provides a construction process of engineering quality testing sampling device, concrete working procedure is as follows:
when the sampling device is used, the cylindrical inner cylinder 2 is pulled to a position above the uppermost sampling tube 7 of the cylindrical outer cylinder 1, the inclined notch 12 of the cylindrical outer cylinder 1 props against a cement bag, the long edge of the inclined notch 12 is positioned below, the material guide rod 3 is rotated to enable the helical blade 32 and the conical tip 31 to be screwed out of the cylindrical inner cylinder 2, and the conical tip 31 punctures the cement bag;
secondly, the conical pointed end 31 and the spiral blade 32 are screwed into the cement bag, and the material guide rod 3 is rotated in the opposite direction to drive the spiral blade 32 to move towards the inside of the cylindrical outer barrel 1;
thirdly, bringing the sample into the cylindrical outer cylinder 1 and the sampling tube 7;
fourthly, after the collection is finished, the cylindrical inner barrel 2 is pushed to the bottom of the cylindrical outer barrel 1, so that the sampling tube 7 is sealed, and the sample is prevented from being scattered.
The drawings in the present specification are schematic views to assist in explaining the concept of the present invention, and schematically show the shapes of the respective portions and the mutual relationships thereof. It should be noted that for the sake of clarity in showing the structures of the various components of the embodiments of the present invention, the drawings are not drawn to the same scale. Like reference numerals are used to denote like parts.
The embodiments described herein are specific embodiments of the present invention, and are intended to be illustrative of the concepts of the present invention, which are intended to be illustrative and exemplary, and should not be construed as limiting the scope of the embodiments of the present invention. In addition to the embodiments described herein, those skilled in the art will be able to employ other technical solutions which are obvious based on the disclosure of the claims and the specification of the present application, and these technical solutions include technical solutions which make any obvious replacement or modification for the embodiments described herein.
Claims (10)
1. The utility model provides an engineering quality testing sampling device, includes cylindrical urceolus (1), its characterized in that: a cylindrical inner cylinder (2) is arranged in the cylindrical outer cylinder (1), and the cylindrical inner cylinder (2) can move up and down along the cylindrical outer cylinder (1);
the upper end and the lower end of the cylindrical outer barrel (1) are provided with openings, the cylindrical inner barrel (2) penetrates through the upper end openings, the side wall of the cylindrical outer barrel (1) is provided with a through hole, a tubular connecting column (11) with two open ends is fixedly connected to the through hole, the tubular connecting column (11) protrudes out of the outer surface of the side wall of the cylindrical outer barrel (1), the protruding end is provided with threads, and the tubular connecting column (11) is connected with a sampling tube (7);
one end of the sampling tube (7) is open, and the other end is closed, and one end of the opening is provided with threads and is in threaded connection with the tubular connecting column (11);
the lower end of the cylindrical inner cylinder (2) is opened, the upper end of the cylindrical inner cylinder is provided with an end cover (21), the middle part of the end cover (21) is provided with a first internal threaded hole, a baffle (6) is arranged above the end cover (21), the middle part of the baffle (6) is provided with a second internal threaded hole which is concentric with the first internal threaded hole and has the same size with the first internal threaded hole, and the diameter of the baffle (6) is larger than the outer diameter of the cylindrical outer cylinder (1);
the inner part of the cylindrical inner cylinder (2) is further provided with a guide rod (3), the guide rod (3) penetrates through the end cover (21) and the baffle (6), the upper end of the guide rod (3) is provided with an external thread matched with the first internal thread and the second internal thread hole and is in threaded connection with the external thread, and the outer surface of the guide rod (3) below the external thread is provided with a spiral blade (32).
2. The engineering quality inspection sampling device of claim 1, wherein: the material guiding device is characterized in that a drawing rod (5) is fixedly connected to the upper portion of the end cover (21), the baffle (6) is arranged at the upper end of the drawing rod (5), a third internal thread hole is formed in the middle of the drawing rod (5), the third internal thread hole is concentric with the first internal thread hole and is the same in size, and the material guiding rod (3) penetrates through the end cover (21), the drawing rod (5) and the baffle (6) from bottom to top in sequence.
3. The engineering quality inspection sampling device of claim 1, wherein: the lower end of the guide rod (3) is provided with a conical pointed end (31).
4. The engineering quality inspection sampling device of claim 1, wherein: the periphery of the cylindrical inner cylinder (2) is also provided with a rubber sleeve (4).
5. The engineering quality inspection sampling device of claim 1, wherein: an inclined notch (12) is formed at the opening at the lower end of the cylindrical outer cylinder (1).
6. The engineering quality inspection sampling device of claim 1, wherein: and a horizontal supporting rod (8) is also arranged on the outer wall of the upper end of the cylindrical outer cylinder (1).
7. The engineering quality inspection sampling device of claim 6, wherein: the number of the support rods (8) is not less than two, and the support rods are symmetrically distributed along the outer circumference of the cylindrical outer cylinder (1).
8. The engineering quality inspection sampling device of claim 7, wherein: the top end of the material guiding rod (3) is fixedly connected with a handle (33).
9. The engineering quality inspection sampling device of claim 8, wherein: the handle (33) is annular or straight.
10. The engineering quality inspection sampling device according to any one of claims 1 to 9, wherein: the tubular connecting column (11) is an internal thread; the number of the tubular connecting columns (11) is not less than three, and the outer end of each tubular connecting column (11) is in threaded connection with one sampling tube (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021593491.2U CN212807707U (en) | 2020-08-04 | 2020-08-04 | Engineering quality inspection sampling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021593491.2U CN212807707U (en) | 2020-08-04 | 2020-08-04 | Engineering quality inspection sampling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212807707U true CN212807707U (en) | 2021-03-26 |
Family
ID=75105728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021593491.2U Expired - Fee Related CN212807707U (en) | 2020-08-04 | 2020-08-04 | Engineering quality inspection sampling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212807707U (en) |
-
2020
- 2020-08-04 CN CN202021593491.2U patent/CN212807707U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210326 |