CN210766700U - On-spot detector of backfill compactness - Google Patents
On-spot detector of backfill compactness Download PDFInfo
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- CN210766700U CN210766700U CN201921276779.4U CN201921276779U CN210766700U CN 210766700 U CN210766700 U CN 210766700U CN 201921276779 U CN201921276779 U CN 201921276779U CN 210766700 U CN210766700 U CN 210766700U
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- base
- limiting hole
- backfill
- compactness
- hole
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Abstract
The utility model discloses a field detection appearance of closely knit degree of backfill relates to building engineering test equipment technical field, assist positive device perpendicularly including the detector body, assist positive device perpendicularly and include: the base is used for tightly attaching to a tested soil layer and is provided with a limiting hole in the center, a triangular bracket which can be adjusted and arranged on the base and a fixed sleeve which is arranged on the triangular bracket; the central line of the fixed sleeve and the central line of the limiting hole are on the same straight line, the straight line is perpendicular to the base, and the fixed sleeve and the limiting hole are used for the touch probe of the detector body to vertically penetrate through. There is the fixed unstable problem of sliding sleeve to prior art, the utility model discloses a triangular support that three group's bracing pieces of evenly distributed setting are constituteed plays the effect of stable fixed touching probe.
Description
Technical Field
The utility model relates to a building engineering test equipment technical field, more specifically say, it relates to a field detector of closely knit degree of backfill.
Background
In the geotechnical engineering practice, people often contact a natural foundation and an artificial backfill foundation, the evaluation on the particle size, the density distribution arrangement, the load strength and the water content of the soil body is carried out, the index judgment on the critical state and the limit state of the soil body directly influences and controls the quality of the building engineering, and the method is a century-old basis of national basic construction, so that the method is of great importance in field quantitative detection and qualitative analysis on the bearing capacity and the filling compactness of the foundation.
For the existing field detector for the compactness of the backfill soil, for example, the chinese patent with the patent publication number CN207348036U discloses a field detector for the compactness of the backfill soil, which comprises: detector body and perpendicular positive device of assisting, the perpendicular positive device of assisting includes: the device comprises a bottom plate, a fixed rod and a sliding sleeve, wherein the bottom plate is used for tightly adhering to a tested soil layer and is provided with a limiting hole in the center; the center of the sliding sleeve and the center of the limiting hole are on the same straight line, the straight line is perpendicular to the bottom plate, and the sliding sleeve and the limiting hole are used for enabling a touch probe of the detector body to penetrate through and keeping the touch probe to vertically penetrate into a soil layer to be detected.
In the use process of the on-site backfill compactness detector, the contact probe of the on-site backfill compactness detector is always perpendicular to a soil layer of a measured point through the vertical correction device, however, as the sliding sleeve is only fixed on the bottom plate through the fixing rods arranged on two sides of the sliding sleeve, if the sliding sleeve is collided or impacted, the sliding sleeve can be inclined towards one side of the sliding sleeve, the center of the sliding sleeve and the center of the limiting hole are not on the same straight line, the vertical penetration of the contact probe of the detector into the soil layer to be measured cannot be ensured, and further the detection is inaccurate.
SUMMERY OF THE UTILITY MODEL
There is the fixed unstable problem of sliding sleeve to prior art, the utility model aims at providing a closely knit degree on-the-spot detector of backfill soil, it has the support and stabilizes, the not easy advantage of slope.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a field detector of closely knit degree of backfill, includes that detector body and perpendicular positive device of assisting, perpendicular positive device of assisting includes: the device comprises a base, a triangular support and a fixed sleeve, wherein the base is used for tightly attaching to a tested soil layer and is provided with a limiting hole in the center; the central line of the fixed sleeve and the central line of the limiting hole are on the same straight line, the straight line is perpendicular to the base, and the fixed sleeve and the limiting hole are used for the touch probe of the detector body to vertically penetrate through.
According to the technical scheme, in the using process of the backfill compactness on-site detector, the vertical correcting device is placed on the surface of a soil layer of the measured point, and the contact probe of the detector body is inserted into the measured point through the fixed sleeve on the triangular bracket and the limiting hole on the base in sequence; because the straight line of the center of the fixed sleeve and the center of the limiting hole is vertical to the base, the base is in full contact with the surface of the soil layer of the measured point, and the touch probe is inserted into the measured point through the fixed sleeve and the limiting hole on the triangular bracket, the touch probe is vertically inserted into the measured point; the triangular support has the characteristic of strong stability, the center of the fixed sleeve and the center of the limiting hole are ensured to be on the same straight line, and the touch probe is vertically inserted into a measured point all the time, so that the accuracy of detection is ensured.
Further, the A-frame including set up in the base with the mounting disc between the detector body, fixed cover coaxial set up in the mounting disc, the mounting disc week side with circumference array distribution has three group's bracing pieces between the base.
Through the technical scheme, the three groups of supporting rods are uniformly fixed on the periphery of the mounting disc and also uniformly fixed on the base, so that the uniform stress is ensured, and the touch probe is not easy to deflect in the process of being inserted into a measured point. The detachable connection is convenient to detach, and the space is saved.
Furthermore, the supporting rod is an adjustable telescopic rod.
Through above-mentioned technical scheme, bracing piece length is adjustable, can satisfy the detection under the different demands, has improved the suitability of product.
Furthermore, the fixing sleeve is coaxially connected to the side surface of the mounting disc far away from the base in an inserting manner.
Through above-mentioned technical scheme, fixed cover is used for tentatively fixing and touches the probe, and the through-hole diameter of fixed cover is more, and touch probe model that can fix is just more, multiplicable suitability.
Furthermore, the limiting hole is internally detachably connected with an auxiliary piece, a through hole is formed in the center of the auxiliary piece, the aperture of the through hole is the same as that of the contact probe of the detector body, and the through hole is coaxially arranged with the limiting hole.
Through the technical scheme, the touch probe is inserted into the measured point through the fixing sleeve and the through hole, the touch probe is ensured to be vertically inserted into the measured point, and the track of the touch probe is ensured to be vertical all the time in the process of force application penetrating into the soil layer of the measured point.
Furthermore, the hole wall of the limiting hole is provided with an internal thread, and the peripheral side of the auxiliary piece is provided with an external thread matched with the internal thread.
Through above-mentioned technical scheme, implement above-mentioned technical scheme, interior, external screw thread cooperation realizes assisting positive piece and can dismantle the connection.
Furthermore, the end part of the auxiliary element is integrally provided with a rotary block convenient for screwing.
Through above-mentioned technical scheme, add and revolve the piece, be convenient for twist and move the supplementary positive piece and accomplish the installation.
Furthermore, a plurality of stabilizing nails are arranged on the side surface of the base far away from the fixed sleeve.
Through above-mentioned technical scheme, firm nail is used for pricking into the soil layer, makes the perpendicular positive device of assistance more firm in the use.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the fixed strength of the fixed sleeve is enhanced by utilizing the characteristic of high stability of the triangular support, and the touch probe is always vertically inserted into a measured point to ensure the detection accuracy;
(2) furthermore, the three groups of support rods are arranged in a circumferential array mode, so that the stress is uniform, and the touch probe is not easy to deflect in the process of being inserted into a measured point. The detachable connection is convenient to detach, and the space is saved;
(3) furthermore, the length of the supporting rod is adjustable, the detection and the adjustment of different requirements can be met, and the applicability of the product is improved.
Drawings
Fig. 1 is a schematic diagram of the explosion structure of the present invention.
Reference numerals: 1. a detector body; 2. a base; 3. a limiting hole; 4. fixing a sleeve; 5. a touch probe; 6. mounting a disc; 7. a support bar; 8. an auxiliary element; 9. a through hole; 10. an internal thread; 11. an external thread; 12. fixing the nail; 13. and (6) rotating the block.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the following provides a further detailed description of the present invention with reference to the following embodiments and accompanying drawings, but the embodiments of the present invention are not limited thereto.
The utility model provides a field detector of backfill compactness, as shown in figure 1, is assisted just device including detector body 1 and perpendicular, and the perpendicular device of assisting includes: fixed cover 4 of installing on base 2, A-frame and A-frame, spacing hole 3 has been seted up to center department on the base 2, and 2 one sides of base are pasted tightly and are surveyed the soil horizon, and the week side that fixed cover 4 sides were kept away from to base 2 is fixed with a plurality of firm nails 12, is fixed with A-frame on the opposite side. The A-frame includes a mounting disc 6, and the even articulated three group's bracing pieces 7 that are connected with in periphery of mounting disc 6, and the one end that mounting disc 6 was kept away from to three group's bracing pieces 7 can be dismantled and fix on base 2. Fixed cover 4 is fixed with in the mounting disc 6, and the center of fixed cover 4 is on a straight line with spacing hole 3's center, and straight line perpendicular to base 2, and during the use, the plane that mounting disc 6 was located is parallel with the plane that base 2 was located all the time, and fixed cover 4 and spacing hole 3 are used for the probe 5 of detector body 1 to pass perpendicularly.
The supporting rods 7 are telescopic rods with adjustable lengths in the prior art, and in order to ensure that the plane where the mounting disc 6 is located is always parallel to the plane where the base 2 is located, the lengths of the three groups of supporting rods 7 are adjusted in a unified mode. The length of the supporting rod 7 is adjustable, detection under different requirements can be met, and the applicability of products is improved.
The internal thread 10 in 3 spacing holes is connected with assists positive 8, and the pore wall in spacing hole 3 is provided with internal thread 10, assists positive 8 partly to be cylinder and cylinder surface and is provided with the external screw thread 11 that matches with internal thread 10, assists positive 8 another part to be the round platform form, assists the center of positive 8 and has seted up through-hole 9, and the contact probe 5 that the through-hole 9 aperture just allowed detector body 1 passes through, and the center of through-hole 9 is concentric with the center in spacing hole 3. The touch probe 5 is inserted into the measured point through the fixed sleeve 4 and the through hole 9, so that the touch probe 5 is ensured to be vertically inserted into the measured point, and the track of the touch probe 5 is ensured to be vertical all the time in the process of force application penetrating into the soil layer of the measured point. The end part of the auxiliary positive part 8 is integrally fixed with a rotary block 13 convenient for rotating the auxiliary positive part 8 in a rotary mode, and the auxiliary positive part 8 is conveniently screwed into the limiting hole 3 in a threaded mode.
In the using process, the vertical correcting device is placed on the surface of a soil layer of a measured point until all the stabilizing nails 12 on the base 2 are immersed into the soil layer to fix the vertical correcting device, at the moment, the touch probe 5 of the detector body 1 is inserted into the measured point through the fixing sleeve 4 and the through hole 9 of the correcting piece 8 connected to the base 2 in sequence, and different fixing sleeves 4 and different correcting pieces 8 are correspondingly installed on different touch probes 5. Because the straight line of the center of the fixed sleeve 4 and the center of the limiting hole 3 is vertical to the base 2, the limiting hole 3 is concentric with the through hole 9, the base 2 is completely contacted with the surface of the soil layer of the measured point, and the touch probe 5 is inserted into the measured point through the fixed sleeve 4 and the through hole 9, the touch probe 5 is vertically inserted into the measured point, and the accuracy of the measurement result can be ensured.
In summary, the following steps:
when the utility model is used, a measured point is inserted through the fixed sleeve 4 on the triangular bracket and the limit hole 3 on the base 2; because the straight line of the center of the fixed sleeve 4 and the center of the limiting hole 3 is vertical to the base 2, the base 2 is completely contacted with the surface of the soil layer of the measured point, and the touch probe 5 is inserted into the measured point through the fixed sleeve 4 and the limiting hole 3 on the triangular support, the touch probe 5 is vertically inserted into the measured point; the triangular support has stability and is always synchronously adjusted, so that the touch probe 5 is always vertically inserted into a measured point; the three groups of support rods 7 are uniformly fixed on the periphery of the mounting plate 6 and also uniformly fixed on the base 2, so that uniform stress is ensured, and the touch probe 5 is not easy to deflect in the process of being inserted into a measured point. The detachable connection is convenient to detach, and the space is saved; through 7 adjustable length of bracing piece, can satisfy under the different needs and detect, improve the suitability of product.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (8)
1. The utility model provides a field detection appearance of closely knit degree of backfill, includes detector body (1) and perpendicular supplementary positive device, its characterized in that: the vertical alignment device comprises: the device comprises a base (2) which is used for clinging to a tested soil layer and is provided with a limiting hole (3) at the center, a triangular bracket which can be adjusted and arranged on the base (2) and a fixed sleeve (4) which is arranged on the triangular bracket; the central line of the fixed sleeve (4) and the central line of the limiting hole (3) are on the same straight line, the straight line is perpendicular to the base (2), and the fixed sleeve (4) and the limiting hole (3) are used for the touch probe (5) of the detector body (1) to vertically penetrate through.
2. The on-site detecting instrument for the compactness of the backfill soil according to the claim 1, characterized in that the triangular bracket comprises a mounting disc (6) arranged between the base (2) and the detecting instrument body (1), the fixing sleeve (4) is coaxially arranged in the mounting disc (6), and three groups of supporting rods (7) are circumferentially distributed between the circumferential side of the mounting disc (6) and the base (2).
3. The on-site detecting instrument for the compactness of the backfill soil according to the claim 2, characterized in that the supporting rod (7) is an adjustable telescopic rod.
4. A backfill compactness site measuring instrument according to claim 3, characterized in that the fixing sleeve (4) is coaxially inserted into the side of the mounting plate (6) remote from the base (2).
5. The on-site detecting instrument for the compactness of the backfill soil according to the claim 1 is characterized in that an auxiliary member (8) is detachably connected in the limiting hole (3), a through hole (9) is formed in the center of the auxiliary member (8), the diameter of the through hole (9) is the same as that of a contact probe (5) of the detecting instrument body (1), and the through hole (9) and the limiting hole (3) are coaxially arranged.
6. The field detector for the compactness of the backfill according to the claim 5 is characterized in that the hole wall of the limiting hole (3) is provided with an internal thread (10), and the periphery of the auxiliary member (8) is provided with an external thread (11) matched with the internal thread (10).
7. The on-site testing instrument for the compactness of the backfill according to the claim 6 is characterized in that the end part of the auxiliary member (8) is integrally provided with a turning block (13) for facilitating turning.
8. The on-site detector for the compactness of the backfill soil according to claim 1, characterized in that a plurality of stabilizing nails (12) are arranged on the side of the base (2) far away from the fixed sleeve (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921276779.4U CN210766700U (en) | 2019-08-08 | 2019-08-08 | On-spot detector of backfill compactness |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921276779.4U CN210766700U (en) | 2019-08-08 | 2019-08-08 | On-spot detector of backfill compactness |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210766700U true CN210766700U (en) | 2020-06-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921276779.4U Active CN210766700U (en) | 2019-08-08 | 2019-08-08 | On-spot detector of backfill compactness |
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| CN (1) | CN210766700U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113466294A (en) * | 2021-06-15 | 2021-10-01 | 北京建筑大学 | Slurry fullness detection equipment |
-
2019
- 2019-08-08 CN CN201921276779.4U patent/CN210766700U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113466294A (en) * | 2021-06-15 | 2021-10-01 | 北京建筑大学 | Slurry fullness detection equipment |
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