CN210322379U

CN210322379U - Density sampling equipment of environmental protection engineering earthwork excavation backfill

Info

Publication number: CN210322379U
Application number: CN201921246300.2U
Authority: CN
Inventors: 金文娟
Original assignee: Jiangxi Zhaoyun Construction Engineering Co Ltd
Current assignee: Jiangxi Zhaoyun Construction Engineering Co Ltd
Priority date: 2019-08-03
Filing date: 2019-08-03
Publication date: 2020-04-14
Anticipated expiration: 2029-08-03

Abstract

The utility model relates to the technical field of geotechnics, specifically disclose a density sampling equipment of environmental protection engineering earthwork excavation backfill, including the cutting ring, first baffle, second baffle, the four corners symmetry at first baffle top has seted up first screw thread through-hole, first screw thread through-hole female connection has the support lead screw, second screw thread through-hole has all been seted up to the left and right sides in first baffle top center, in the second screw thread through-hole respectively threaded connection have first work lead screw and second work lead screw, the bottom threaded connection of first work lead screw has the apron, the bottom threaded connection of second work lead screw has the clamp plate, the top of second baffle has seted up third screw thread through-hole, the top of second baffle and the position that corresponds second screw thread through-hole have seted up locating hole and discharge opening respectively; the utility model discloses possess easy operation, laborsaving, advantage such as the complete accuracy of sample has solved the problem that traditional sampling equipment sample is hard, the measuring result error is big.

Description

Density sampling equipment of environmental protection engineering earthwork excavation backfill

Technical Field

The utility model relates to a geotechnical field, concretely relates to density sampling equipment of environmental protection engineering earthwork excavation backfill.

Background

The backfill refers to the return of the filled soil after the completion of the ground engineering such as foundation and the like in the engineering construction. The density of the backfill soil is measured by adopting a cutting ring method, the operation method is generally to press a cutting ring into the soil body, then dig out the cutting ring, level soil samples on the upper side and the lower side of the cutting ring by using a soil cutting knife, wipe the cutting ring and weigh.

When the cutting ring is pressed into a soil body by the traditional method, the cutting ring is usually knocked by hands or by a rubber hammer, the cutting ring is difficult to be vertically and stably inserted into the soil body, the traditional sampling mode is very strenuous for a soil sample with hard soil quality, in addition, when the soil sample is taken out from the cutting ring, the situation that the soil sample is difficult to take out or the soil sample is damaged often occurs, and the error of a measuring result is larger.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a density sampling equipment of environmental protection engineering earthwork excavation backfill possesses easy operation, laborsaving, and advantages such as the sample is complete accurate have solved the problem that traditional sampling equipment sample is hard, the measuring result error is big.

The utility model discloses a density sampling equipment of environmental protection engineering earthwork excavation backfill, including the cutting ring, first baffle, the second baffle, first screw thread through-hole has been seted up to the four corners symmetry at first baffle top, first screw thread through-hole female connection has the support lead screw, the top threaded connection of support lead screw has the hand wheel, second screw thread through-hole has all been seted up to the left and right sides of first baffle top central authorities, in the second screw thread through-hole respectively threaded connection have first work lead screw and second work lead screw, the equal fixedly connected with handle in top of first work lead screw and second work lead screw, the bottom threaded connection of first work lead screw has the apron, the bottom threaded connection of second work lead screw has the clamp plate, third screw thread through-hole has been seted up at the top of second baffle and the position that corresponds first screw thread through-hole, locating hole and discharge opening have been seted up respectively at the top of second baffle and the position that corresponds second.

The utility model discloses a density sampling equipment of environmental protection engineering earthwork excavation backfill, wherein the central authorities of apron bottom have seted up the draw-in groove, the shape structure of draw-in groove and the shape structure looks adaptation at cutting ring top, the inner wall of draw-in groove is laminated with the top of cutting ring mutually.

The utility model discloses a density sampling equipment of environmental protection engineering earthwork excavation backfill, wherein the observation hole has been seted up at the top of apron, and the observation hole uses the centre of a circle of apron to be the annular equidistance as the center and arranges.

The utility model discloses a density sampling equipment of environmental protection engineering earthwork excavation backfill, wherein the recess with the blade adaptation of cutting ring sword is seted up at the top of discharge opening, the bottom fixedly connected with scraper blade of clamp plate, the edge of scraper blade is laminated with the inner wall of cutting ring sword mutually.

The utility model discloses a density sampling equipment of environmental protection engineering earthwork excavation backfill, wherein the handle surface is close to the both sides of central authorities and has seted up and indicates the groove, indicates the bottom fixedly connected with slipmat in groove, is equipped with anti-skidding line on the slipmat, indicates the equal fixedly connected with baffle in the left and right sides in groove.

The utility model discloses a density sampling equipment of environmental protection engineering earthwork excavation backfill, wherein indicate that the positive shape in groove is "︶", the baffle is cylindrical.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a handle, first work lead screw and apron, the cooperation locating hole plays the effect of the soil body of impressing the cutting ring, reach laborsaving effect, when first work lead screw cooperation apron is impressed the cutting ring simultaneously, the pressing force degree is even, it is stable to press the direction, can guarantee that the cutting ring is vertical to insert the soil body steadily, through handle, second work lead screw and clamp plate, the cooperation discharge opening plays the effect of taking out the soil sample in the cutting ring is complete, reach and prevent that the soil sample is defective, improve the effect of measured data accuracy.

2. The utility model discloses a first baffle and second baffle, the cooperation supports the lead screw, play the effect of interval between first work lead screw of adjustment and locating hole and the discharge opening, make things convenient for follow-up sample operation, first baffle and second baffle and support lead screw threaded connection simultaneously, the square plate is dismantled and is carried, through setting up finger groove on hand, baffle and rubber pad, comfort level when can improving the handle use, facilitate for staff wrench movement handle, through at support lead screw top threaded connection hand wheel, play the effect that makes things convenient for rotatory support lead screw to adjust first baffle and second baffle height, can also prevent the top scotch staff of support lead screw.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic sectional view of a ring cutter in a press-in state;

FIG. 2 is a schematic sectional view showing the whole of the soil sample taken out;

FIG. 3 is a schematic top view of the first partition plate;

fig. 4 is a schematic top view of the second partition plate.

In the figure: 1. cutting with a ring cutter; 2. a first separator; 21. a first threaded through hole; 22. a second threaded through hole; 3. a second separator; 31. a third threaded through hole; 4. a support screw rod; 5. a first working screw rod; 6. a handle; 61. a finger groove; 62. a non-slip mat; 63. a baffle plate; 7. a cover plate; 71. a card slot; 72. an observation hole; 8. pressing a plate; 9. positioning holes; 10. a discharge opening; 101. a groove; 11. a hand wheel; 12. and a second working screw rod.

Detailed Description

In the following description, numerous implementation details are set forth in order to provide a more thorough understanding of the present invention. It should be understood, however, that these implementation details should not be used to limit the invention. That is, in some embodiments of the invention, details of these implementations are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1-4, the density sampling device for the environmental engineering earthwork excavation backfill of the utility model comprises a cutting ring 1, a first clapboard 2, a second clapboard 3, a first screw thread through hole 21 symmetrically arranged at the four corners of the top of the first clapboard 2, a support screw rod 4 connected with the first screw thread through hole 21 in a screw way, a hand wheel 11 connected with the top screw thread of the support screw rod 4, a second screw thread through hole 22 arranged at the left and right sides of the center of the top of the first clapboard 2, a first working screw rod 5 and a second working screw rod 12 respectively connected with the second screw thread through hole 22 in a screw way, a handle 6 fixedly connected with the top of the first working screw rod 5 and the top of the second working screw rod 12, a cover plate 7 connected with the bottom screw thread of the first working screw rod 5, a pressing plate 8 connected with the bottom screw thread of the second working screw rod 12, a third screw thread through hole 31 arranged at the top of the second clapboard, the top of the second partition plate 3 and the position corresponding to the second threaded through hole 22 are respectively provided with a positioning hole 9 and a discharging hole 10, the design of the structure can facilitate a worker to press the cutting ring 1 into a soil body, meanwhile, when the first working screw rod 5 is matched with the cover plate 7 to press the cutting ring 1, the pressing force is uniform, the pressing direction is stable, the cutting ring 1 can be ensured to be vertically and stably inserted into the soil body, when a soil sample in the cutting ring 1 is taken out, the soil sample can be prevented from being damaged, and the accuracy of measured data is improved.

The clamping groove 71 is formed in the center of the bottom of the cover plate 7, the shape structure of the clamping groove 71 is matched with that of the top of the cutting ring 1, the inner wall of the clamping groove 71 is attached to the top of the cutting ring 1, and the cutting ring 1 can be fixed by the aid of the structure, so that soil can be stably and smoothly pressed into the cutting ring 1.

The observation hole 72 has been seted up at the top of apron 7, and the observation hole 72 uses the centre of a circle of apron 7 to be annular equidistance and arranges as the center, and the design of this structure can make things convenient for the staff to observe the filling situation of the inside soil sample of cutting ring 1, ensures that the soil sample is complete.

The recess 101 with the blade adaptation of cutting ring 1 is seted up at the top of discharge opening 10, and the design of this structure can play the effect of fixed cutting ring 1, can prevent simultaneously that the cutting edge of cutting ring 1 from being crushed, and the bottom fixedly connected with scraper blade of clamp plate 8, the edge of scraper blade and the inner wall of cutting ring 1 are laminated mutually, and the design of this structure can avoid soil sample to glue at the inner wall of cutting ring 1, conveniently takes out soil sample.

Finger groove 61 has been seted up on the surface of handle 6 near the both sides of central authorities, and the bottom fixedly connected with slipmat 62 of finger groove 61 is equipped with anti-skidding line on the slipmat 62, the equal fixedly connected with baffle 63 in the left and right sides of finger groove 61, and the design of this structure can increase the frictional force between handle 6 and the staff, can play the positioning action to the staff simultaneously, can effectively prevent that the staff from slipping from handle 6.

The front shape of finger groove 61 is "︶", and baffle 63 is cylindrical, and the design of this structure can make handle 6 and staff more laminate, improves the comfort level when the staff uses handle 6.

When the utility model is used, firstly the handle 6 is rotated to lift the cover plate 7 to a proper height, then the cutting edge of the cutting ring 1 is downwards placed in the positioning hole 9, the handle 6 is rotated to lead the cover plate 7 to descend until the top of the cutting ring 1 is jointed with the clamping groove 71, then the handle 6 is continuously rotated to slowly press the cutting ring 1 into the soil body, the filling condition of the soil sample in the cutting ring 1 is observed through the observation hole 72, after the cutting ring 1 is filled with a soil sample, the device is moved away, then a shovel is used for digging the cutting ring 1 out of the soil body, when the soil sample in the cutting ring 1 is taken out, the heights of the first clapboard 2 and the second clapboard 3 are adjusted to ensure that the proper height is left below the second clapboard 3 to facilitate the unloading of the soil sample, then the cutting edge of the cutting ring 1 with the soil sample is clamped in the groove 101 of the discharge hole 10, the handle 6 is rotated, the pressing plate 8 slowly enters from the top of the cutting ring 1, and the soil sample is pushed out from the cutting ring 1.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides a density sampling equipment of environmental protection engineering earthwork excavation backfill, includes cutting ring (1), first baffle (2), second baffle (3), its characterized in that: first threaded through holes (21) are symmetrically formed in four corners of the top of the first partition plate (2), a support screw rod (4) is connected to the first threaded through holes (21) in an internal thread mode, a hand wheel (11) is connected to the top of the support screw rod (4) in a threaded mode, second threaded through holes (22) are formed in the left side and the right side of the center of the top of the first partition plate (2), a first working screw rod (5) and a second working screw rod (12) are connected to the second threaded through holes (22) in a threaded mode respectively, handles (6) are fixedly connected to the tops of the first working screw rod (5) and the second working screw rod (12), a cover plate (7) is connected to the bottom of the first working screw rod (5) in a threaded mode, a pressing plate (8) is connected to the bottom of the second working screw rod (12) in a threaded mode, third threaded through holes (31) are formed in the positions, corresponding to the first threaded, and the top of the second partition plate (3) and the position corresponding to the second threaded through hole (22) are respectively provided with a positioning hole (9) and a discharging hole (10).

2. The environmental protection engineering earthwork excavation backfill density sampling device according to claim 1, which is characterized in that: the middle of the bottom of the cover plate (7) is provided with a clamping groove (71), the shape structure of the clamping groove (71) is matched with the shape structure of the top of the cutting ring (1), and the inner wall of the clamping groove (71) is attached to the top of the cutting ring (1).

3. The environmental protection engineering earthwork excavation backfill density sampling device according to claim 1, which is characterized in that: the top of the cover plate (7) is provided with observation holes (72), and the observation holes (72) are annularly and equidistantly arranged by taking the circle center of the cover plate (7) as the center.

4. The environmental protection engineering earthwork excavation backfill density sampling device according to claim 1, which is characterized in that: the top of the discharge hole (10) is provided with a groove (101) matched with the cutting edge of the cutting ring (1), the bottom of the pressing plate (8) is fixedly connected with a scraping plate, and the edge of the scraping plate is attached to the inner wall of the cutting ring (1).

5. The environmental protection engineering earthwork excavation backfill density sampling device according to claim 1, which is characterized in that: the handle is characterized in that finger grooves (61) are formed in two sides, close to the center, of the surface of the handle (6), anti-slip pads (62) are fixedly connected to the bottoms of the finger grooves (61), anti-slip grains are arranged on the anti-slip pads (62), and baffles (63) are fixedly connected to the left side and the right side of the finger grooves (61).

6. The environmental protection engineering earthwork excavation backfill density sampling device according to claim 5, wherein: the front shape of the finger groove (61) is '︶', and the baffle (63) is cylindrical.