CN210376346U - Spring lever type compaction instrument - Google Patents

Abstract

The utility model relates to a real appearance is hit to spring lever, including the hammering system, the lever system, fixing system and limit for height system, the hammering system is including hitting real hammer, hit the top of real hammer and be connected with the sleeve pipe, the lever system includes the lever, the one end and the sleeve pipe fixed connection of lever, other end fixedly connected with running-board, the below fixedly connected with spring of running-board, fixing system includes unable adjustment base, the last two supporting brackets that are fixed with of unable adjustment base, be connected through the crossbeam between two supporting brackets, the lever rotates with the crossbeam to be connected, the spring is fixed on unable adjustment base, the limit for height system includes telescopic ruler and limit for height piece, the limit for height piece sets up in the top of telescopic ruler, the bottom of telescopic ruler is fixed on unable adjustment base, the limit for height piece extends to the tip of lever and bushing one end, the limit hits. The utility model discloses a spring lever hits real appearance and has reduced compaction test's work load, has guaranteed to hit real face level and smooth, make test efficiency improve.

Description

Spring lever type compaction instrument

Technical Field

The utility model relates to a hammering instrument technical field, in particular to real appearance is hit to spring lever.

Background

When the optimum water content and the maximum dry density of the soil are required to be measured to evaluate the compaction quality of the backfill soil and to guide the construction of earth backfill, compaction tests should be performed. The compaction test is an important test item indispensable for controlling the compaction quality of the roadbed.

In the existing compaction test tool, the following defects exist: need the manual work constantly to mention and hit real hammer, hit the real hammer of hitting the dynamics of beating among the real process and be wayward, hit real hammer and still easily incline, cause the soil sample atress uneven, soil sample surface unevenness is difficult to keep promoting to certain height simultaneously, and the test process is complicated, consumes physical stamina big, and human error is great.

Therefore, the utility model provides a spring lever type compaction instrument perfects and has improved the tradition and hit the compaction instrument, has reduced artificial error, has improved the whole utilization efficiency who hits the compaction instrument.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model discloses a set up the spring in lever system, reduced compaction test's work load, guaranteed to hit the real face level and smooth, make test efficiency improve.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

a spring lever type compaction instrument, which comprises a hammering system and a lever system, fixing system and limit for height system, the hammering system is including hitting real hammer 2, hit real hammer 2's top and be connected with sleeve pipe 11, lever system includes lever 3, lever 3's one end and 11 fixed connection of sleeve pipe, other end fixedly connected with running-board 8, the below fixedly connected with spring 7 of running-board 8, fixing system includes unable adjustment base 1, unable adjustment base 1 is last to be fixed with two supporting brackets 6, be connected through crossbeam 14 between two supporting brackets 6, lever 3 rotates with crossbeam 14 to be connected, spring 7 is fixed on unable adjustment base 1, limit for height system includes telescopic ruler 4 and limit for height piece 10, limit for height piece 10 sets up in telescopic ruler 4's top, telescopic ruler 4's bottom is fixed on unable adjustment base 1, limit for height piece 10 extends to the tip of lever 3 and 11 one end of being connected of sleeve pipe, limit is hit real hammer 2 and is lifted up the height.

In this technical solution, preferably, the compaction hammer 2 and the casing 11 are connected by a screw thread.

Preferably, the lever 3 comprises a short arm 31 and a long arm 32, one end of the short arm 31 is connected with the sleeve 11, the other end is connected with the long arm 32, the other end of the long arm 32 is connected with the pedal 8, and the short arm 31 is horizontally arranged.

Preferably, the long arm 32 is fixed with a connecting ring 13, and the connecting ring 13 is movably connected with the cross beam 14.

Preferably, a compacting cylinder groove 5 is provided on the stationary base 1 corresponding to the falling position of the compacting hammer 2.

Preferably, the compaction hammers 2 and the compaction cylinder grooves 5 are both cylindrical.

Preferably, the supporting frame 6 is provided with a limiting frame 12, a limiting ring 15 is fixed at the end of the limiting frame 12, and the limiting ring 15 is slidably sleeved on the sleeve 11.

Preferably, two stabilizing frames 9 are provided on the stationary base 1 at both sides of the footrest 8.

Preferably, the telescopic ruler 4 can be extended and retracted along the vertical direction to perform height limitation.

The utility model discloses the concrete application method of spring lever type compaction instrument does: the soil sample is put into a compaction cylinder and placed in a compaction cylinder groove (5), a compaction hammer (2) is screwed with a sleeve (11), a telescopic ruler (4) is pulled to a required height, a stabilizing frame (9) is well held by two hands, a single foot steps on a pedal (8) to exert force, a spring (7) is compressed, a lever (3) is utilized to drive the compaction hammer (2) to be lifted to the height of a height limiting block (10), a loose foot leaves the pedal (8), the compaction hammer (2) drops under the action of gravity, and the soil sample is hammered. Repeating the steps, taking the compaction cylinder away after compaction, and resetting the telescopic ruler (4). The magnitude of the compaction force can be adjusted by replacing the mass of the compaction hammer (2) or adjusting the height of the height limiting block (10), namely the drop distance of the compaction hammer (2).

The device of the utility model adopts the mode of combining the spring and the lever, thereby greatly reducing the workload of the compaction test, saving the manpower, ensuring the smoothness of the compacted surface and improving the test efficiency; meanwhile, the drop distance of the compaction hammer is kept unchanged by adopting the telescopic ruler and the height limiting block device, the soil sample is uniformly stressed, the test accuracy is ensured, and the test efficiency is also improved.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic structural view of the compaction apparatus of the present invention.

FIG. 2 is a schematic view of the connection structure of the lever and the support frame of the compaction device of the present invention

In the drawings:

1. fixed base 2, compaction hammer 3, lever 31, short arm

32. Long arm 4, telescopic rule 5, compacting barrel groove 6, support frame

7. Spring 8, pedal 9, steady rest 10, limit for height piece

11. Sleeve 12, limiting frame 13, connecting ring 14 and cross beam

15. Spacing ring

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments.

Examples

As shown in fig. 1, a spring lever type compaction instrument comprises a hammering system, a lever system, a fixing system and a height limiting system, wherein the hammering system comprises a compaction hammer 2, a sleeve 11 is connected above the compaction hammer 2, the lever system comprises a lever 3, one end of the lever 3 is fixedly connected with the sleeve 11, the other end of the lever is fixedly connected with a pedal 8, a spring 7 is fixedly connected below the pedal 8, the fixing system comprises a fixing base 1, two supporting frames 6 are fixed on the fixing base 1, the two supporting frames 6 are connected through a cross beam 14, the lever 3 is rotatably connected with the cross beam 14, the spring 7 is fixed on the fixing base 1, the height limiting system comprises a telescopic ruler 4 and a height limiting block 10, the height limiting block 10 is arranged at the top of the telescopic ruler 4, the bottom of the telescopic ruler 4 is fixed on the fixing base 1, and the height limiting block 10 extends to the end of one end of the lever 3 connected, the height of the compaction hammer 2 to be raised is limited.

The compaction hammer 2 is in threaded connection with the sleeve 11.

The lever 3 comprises a short arm 31 and a long arm 32, one end of the short arm 31 is connected with the sleeve 11, the other end of the short arm is connected with the long arm 32, the other end of the long arm 32 is connected with the pedal 8, and the short arm 31 is horizontally arranged.

As shown in fig. 2, the connecting ring 13 is fixed on the long arm 32, and the connecting ring 13 is movably connected with the cross beam 14.

A compaction cylinder groove 5 is arranged on the fixed base 1 corresponding to the falling position of the compaction hammer 2.

The compaction hammer 2 and the compaction cylinder groove 5 are both cylindrical.

The supporting frame 6 is provided with a limiting frame 12, the end part of the limiting frame 12 is fixed with a limiting ring 15, and the limiting ring 15 is sleeved on the sleeve 11 in a sliding manner.

Two stabilizing frames 9 are arranged on the fixed base 1 at two sides of the pedal 8.

The telescopic ruler 4 can be stretched along the vertical direction for height limitation.

The spring lever type compaction instrument of the embodiment adopts a mode of combining the spring and the lever, so that the workload of the compaction test is greatly reduced, the labor is saved, the flatness of a compaction surface is ensured, and the test efficiency is improved; meanwhile, the drop distance of the compaction hammer is kept unchanged by adopting the telescopic ruler and the height limiting block device, the soil sample is uniformly stressed, the test accuracy is ensured, and the test efficiency is also improved.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above, and it should be understood by those skilled in the art that the present invention is not limited by the above embodiments, which are only illustrative, but also various changes and modifications may be made without departing from the spirit and scope of the present invention, which fall within the scope of the present invention as claimed, which is defined by the appended claims and their equivalents.

Claims (9)

1. The utility model provides a real appearance is hit to spring lever which characterized in that: the device comprises a hammering system, a lever system, a fixing system and a height limiting system, wherein the hammering system comprises a compaction hammer (2), a sleeve (11) is connected above the compaction hammer (2), the lever system comprises a lever (3), one end of the lever (3) is fixedly connected with the sleeve (11), the other end of the lever is fixedly connected with a pedal (8), a spring (7) is fixedly connected below the pedal (8), the fixing system comprises a fixing base (1), two supporting frames (6) are fixed on the fixing base (1), the two supporting frames (6) are connected through a cross beam (14), the lever (3) is rotatably connected with the cross beam (14), the spring (7) is fixed on the fixing base (1), the height limiting system comprises a telescopic ruler (4) and a height limiting block (10), and the height limiting block (10) is arranged at the top of the telescopic ruler (4), the bottom of the telescopic ruler (4) is fixed on the fixed base (1), and the height limiting block (10) extends to the end part of one end, connected with the sleeve (11), of the lever (3) to limit the lifting height of the compaction hammer (2).

2. The compaction apparatus of claim 1, wherein: the compaction hammer (2) is in threaded connection with the sleeve (11).

3. The compaction apparatus of claim 1, wherein: the lever (3) comprises a movable short arm (31) and a long arm (32), one end of the short arm (31) is connected with the sleeve (11), the other end of the short arm is connected with the long arm (32), the other end of the long arm (32) is connected with the pedal (8), and the short arm (31) is horizontally arranged.

4. A compaction apparatus according to claim 3, wherein: the long arm (32) is fixedly provided with a connecting ring (13), and the connecting ring (13) is movably connected with the cross beam (14).

5. The compaction apparatus of claim 1, wherein: and a compaction cylinder hitting groove (5) is formed in the fixed base (1) corresponding to the falling position of the compaction hammer (2).

6. The compaction apparatus of claim 5, wherein: the compaction hammer (2) and the compaction barrel groove (5) are both cylindrical.

7. The compaction apparatus of claim 1, wherein: the support frame (6) is provided with a limiting frame (12), a limiting ring (15) is fixed at the end part of the limiting frame (12), and the limiting ring (15) is sleeved on the sleeve (11) in a sliding mode.

8. The compaction apparatus of claim 1, wherein: two stabilizing frames (9) are arranged on the fixed base (1) positioned at the two sides of the pedal (8).

9. The compaction apparatus of claim 1, wherein: the telescopic ruler (4) can be stretched along the vertical direction to limit the height.

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