CN209027888U - A kind of Multi-function electric ramming instrument - Google Patents

Abstract

The utility model relates to a kind of Multi-function electric ramming instruments comprising the driving assembly that rack, the pedestal fixed with rack, the compaction hammer for compacted soil samples, driving compaction hammer are gone up and down；The first slide plate, the second slide plate are slidably connected on the pedestal, first slide plate is fixed with second slide plate, is provided with compaction cylinder at the center of first slide plate and second slide plate, the compaction cylinder is located at the underface of the compaction hammer；Sliding slot is offered on the upper surface of the pedestal, direction extends the sliding slot along the length of the base；The lower end surface of first slide plate and second slide plate is fixed with the sliding block with sliding slot cooperation, and the side wall of first slide plate and second slide plate is respectively and fixedly provided with limited block, and the limited block is fixed by bolt and the rack.The utility model, which has the effect of improving, hits positive activity efficiency.

Description

A multifunctional electric compactor

technical field

The utility model relates to the technical field of geotechnical testing, in particular to a multifunctional electric compactor.

Background technique

The multi-function electric compactor is used to determine the optimum moisture content of the compacted soil and its unit volume weight, as the basis for controlling the soil moisture and specifying the minimum density when building roadbeds and filling soil, and at the same time to understand the compaction performance of the soil.

The Chinese patent with the announcement number CN206515119U discloses an electric compaction instrument, which includes a body and a base, a compaction cylinder is arranged on the base, a compaction hammer is arranged on the body, and a linkage compaction is also arranged inside the body. A transmission assembly for lifting the hammer and a first driving device for driving the transmission assembly to move. The first driving device drives the transmission assembly to move, and the transmission assembly moves up and down with the compaction hammer to compact the soil in the compaction cylinder and measure the data. This linkage method is relatively stable and not easy to fall off.

The above-mentioned prior art solutions have the following drawbacks: when soil samples are compacted, one set of experimental results is not representative, and for accurate results, it is often necessary to perform multiple sets of experiments and analyze the experimental results of multiple sets of experiments. When the compaction hammer compacts the soil samples in the compaction cylinder, after the work is completed, it is necessary to disassemble the compaction cylinder and reinstall the compaction cylinder of another group of experiments. The disassembly and installation cannot be carried out at the same time, and the work efficiency is low.

Utility model content

The purpose of the utility model is to provide a multifunctional electric compactor, which has the effect of improving work efficiency.

The above technical purpose of the present utility model is achieved through the following technical solutions: a multifunctional electric compactor, comprising a frame, a base fixed with the frame, a compaction hammer for compacting soil samples, a driving hammer A drive assembly for lifting and lowering a solid hammer; a first sliding plate and a second sliding plate are slidably connected to the base, the first sliding plate and the second sliding plate are fixed, and the center of the first sliding plate and the second sliding plate is Both are provided with a compaction cylinder, and the compaction cylinder is located directly below the compaction hammer; a chute is provided on the upper surface of the base, and the chute extends along the length direction of the base; The lower end surfaces of the first sliding plate and the second sliding plate are fixed with sliders that cooperate with the chute, and the side walls of the first sliding plate and the second sliding plate are both fixed with limit blocks, and the limit The block is bolted to the frame.

By adopting the above technical solution, when the compaction cylinder on the first slide plate is in the working state, the soil sample to be compacted next can be filled into the compaction cylinder on the second slide plate. After the soil samples inside are compacted, slide the second slide plate to the top of the base, and start to compact the soil samples in the compaction cylinder on the second slide plate. The set limit block prevents the slide plate from slipping out of the chute, causing the compaction cylinder on the slide plate to deviate from the compaction hammer. The bolts pass through the limit block and the frame, which can fix the slide plate and the frame to prevent the slide plate from sliding during the compaction process.

The utility model is further configured as follows: the first slide plate and the second slide plate are provided with first pin holes around the periphery, and the base and the first slide plate and the second slide plate are provided with the same A second pin hole, wherein a plug is inserted into the first pin hole and the second pin hole.

By adopting the above technical solution, inserting the pins into the first pin control and the second pin control can further improve the fixing degree of the slide plate and the base, prevent the compaction process, the slide plate moving, and affect the compaction effect on the soil sample.

The utility model is further configured as follows: studs are symmetrically arranged on both sides of the first sliding plate and the second sliding plate, a self-locking nut is threadedly connected to the stud, and protrusions are fixed on both sides of the self-locking nut. A connecting piece is fixed on both sides of the compaction cylinder, an opening is formed on the connecting piece, the width of the opening is smaller than the diameter of the self-locking nut, and the connecting piece is in contact with the upper end surface of the self-locking nut. The connection is fixed by a locking nut, and the locking nut is threadedly matched with the stud.

By adopting the above technical solution, the position of the self-locking nut on the stud is adjusted according to the height of different compaction cylinders, so that the height from the self-locking nut to the slide plate is equal to the height of the compaction cylinder. The connecting piece passes through the upper end of the stud and abuts against the bump, and the locking nut is threaded on the stud above the connecting piece to fix the compaction cylinder and the stud. During the compaction process, the compaction cylinder can always remain in the center of the slide plate, the compaction cylinder will not move, the compaction effect is good, and the result is accurate.

The utility model is further configured as follows: the first sliding plate and the second sliding plate are provided with a moving component that drives the stud to move.

By adopting the above technical solution, the driving component drives the studs to move, and the distance between the two studs can be changed, so that the compaction cylinders of various specifications can be fixed and the scope of use can be expanded.

The utility model is further configured as follows: the moving component comprises a bidirectional screw rod, a groove and a connecting block, the groove is opened on the upper end surfaces of the first sliding plate and the second sliding plate, and the bidirectional screw rod passes through the The first sliding plate and the second sliding plate are rotatably connected to the first sliding plate and the second sliding plate, the end of the two-way screw is fixed with the connecting block, and the connecting block and the stud are Bottom fixed.

By adopting the above technical solution, the bidirectional screw rotates, and under the limit of the groove, the connecting block moves along the length direction of the bidirectional screw, and the connecting block drives the stud to move. When it is necessary to replace the large-diameter compaction cylinder, turn the two-way screw to keep the two studs away from each other until the distance between the two studs is the same as the diameter of the compaction cylinder, and stop rotating the two-way screw; when it is necessary to replace the small-diameter screw When the compaction cylinder is installed, turn the two-way screw to make the two studs close to each other, until the distance between the two studs is the same as the diameter of the compaction cylinder, and stop rotating the two-way screw. The distance between the studs is adjustable, which is convenient for fixing compaction cylinders of various specifications.

The utility model is further arranged as follows: the drive assembly includes a motor, a driving sprocket, a driven sprocket, a chain, a connecting rod, a sliding rod, and a sliding block, the motor is fixed in the frame, and the output of the motor is The shaft is fixed with the drive sprocket, the driven sprocket is rotatably connected to the frame, the chain is wound around the drive sprocket and the driven sprocket; the sliding rod is fixed on the frame On the frame, the sliding rod passes through the sliding block and is slidably connected to the sliding block; one end of the connecting rod is fixed with the chain, and one end is fixed with the sliding block, and the side wall of the sliding block is Secure with the hammer.

By adopting the above technical solution, the starting motor is forward and reversed, the driving sprocket is driven to rotate and the driven sprocket is driven to rotate, and the chain is raised and lowered in the vertical direction. The lifting and lowering of the chain drives the sliding block to rise and fall in the length direction of the sliding rod, thereby driving the impact hammer to rise and fall, and the impact hammer compacts the soil samples in the compaction cylinder. The method of chain transmission is used to realize the vertical movement of the compaction hammer to carry out the compaction of soil samples, and the utility model has a simple structure and is easy to operate.

The utility model is further configured as follows: a plurality of vertically downward guide rods are arranged around the compaction hammer, and the guide rods are fixed on the frame.

By adopting the above technical solution, when the motor drives the sliding block to move in the vertical direction, the sliding block drives the compaction hammer to move in the direction of the guide rod, thereby compacting the soil sample in the compaction cylinder.

The utility model is further provided that: the bottom end of the compaction hammer and the bottom of the compaction cylinder are both fixed with rubber pads.

By adopting the above technical solution, both the compaction hammer and the compaction cylinder are made of iron, and the rubber pad provided can reduce the damage of the compaction hammer to the bottom of the compaction cylinder on the one hand, and reduce the damage caused by the compaction cylinder on the other hand. noise.

To sum up, the beneficial technical effects of the present utility model are:

1. When the compaction cylinder on the first slide plate is working, the soil sample can be filled into the compaction cylinder on the second slide plate at the same time, thereby improving the experimental efficiency;

2. The distance between the symmetrically arranged studs can be adjusted, which can fix different diameters of compaction cylinders;

3. The positive and negative rotation of the motor is used to drive the driving sprocket and the driven sprocket to rotate, and the chain moves up and down, thereby driving the compaction hammer to move up and down for compaction work.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the present utility model;

Fig. 2 is the exploded structure schematic diagram of the first slide plate, the second slide plate and the base of the present utility model;

Fig. 3 is the partial exploded structure schematic diagram of the present utility model;

Fig. 4 is the enlarged schematic diagram of part A in Fig. 3;

FIG. 5 is a schematic diagram of the drive assembly of the present invention.

Reference numerals: 1, frame; 11, support; 111, through hole; 2, base; 21, first slide plate; 22, second slide plate; 23, compaction cylinder; 231, connecting piece; 2311, opening ;232, rubber pad; 24, chute; 25, slider; 26, limit block; 27, bolt; 281, first pin hole; 282, second pin hole; 29, bolt; 3, impact hammer; 4. Drive components; 41, Motor; 42, Driving sprocket; 43, Driven sprocket; 44, Chain; 45, connecting rod; 46, sliding rod; 47, sliding block; 5, stud; 51, self-locking Nut; 52, bump; 53, lock nut; 54, moving component; 541, groove; 542, two-way screw; 543, connecting block; 6, guide rod.

Detailed ways

The present utility model will be described in further detail below in conjunction with the accompanying drawings.

Referring to FIG. 1, it is a multifunctional electric compactor disclosed by the utility model, including a frame 1, a base 2 fixed with the frame 1, a compaction hammer 3 for compacting soil samples, and a driving compaction hammer 3. Lifting drive assembly 4.

As shown in Figures 1-2, the base 2 is slidably connected with a first sliding plate 21 and a second sliding plate 22, the first sliding plate 21 and the second sliding plate 22 are fixed, and the centers of the first sliding plate 21 and the second sliding plate 22 are both arranged There is a compaction cylinder 23 , which is used to fill the soil sample to be compacted, and the compaction cylinder 23 is directly below the compaction hammer 3 . The upper end of the base 2 is symmetrically provided with a T-shaped chute 24. The chute 24 extends along the length direction of the base 2. A slider 25 is fixed on the bottom surface of the first sliding plate 21 and the second sliding plate 22. Sliding in the groove 24. Limiting blocks 26 are fixed on the side walls of the first sliding plate 21 and the second sliding plate 22 to limit the further sliding of the first sliding plate 21 and the second sliding plate 22 . When the compaction cylinder 23 on the first slide plate 21 is in the working state, the soil sample to be compacted can be filled into the compaction cylinder 23 on the second slide plate 22. After the soil sample in 23 is compacted, slide the second sliding plate 22 to the top of the base 2, and start to compact the soil sample in the compaction cylinder 23 on the second sliding plate 22. Such a reciprocating cycle can improve work efficiency.

As shown in FIG. 2 , first pin holes 281 are formed around the first sliding plate 21 and the second sliding plate 22 , and the same second pin holes 282 are correspondingly formed around the base 2 . A plug 29 is inserted into the first pin hole 281 and the second pin hole 282, and the plug 29 passes through the first pin hole 281 and the second pin hole 282, which can further improve the connection between the base 2 and the first sliding plate 21 and the second sliding plate 22. fixed degree.

As shown in FIGS. 3 to 4 , two studs 5 are symmetrically arranged on the upper end surfaces of the first sliding plate 21 and the second sliding plate 22 respectively, and the studs 5 are threadedly connected with self-locking nuts 51 . Both sides of the self-locking nuts 51 The bump 52 is fixed. Two connecting pieces 231 are symmetrically fixed on the side wall of the compaction cylinder 23 , the connecting pieces 231 are provided with an opening 2311 , and the width of the opening 2311 is smaller than the diameter of the self-locking nut 51 . When the connecting piece 231 passes through the upper end of the stud 5 and abuts against the self-locking nut 51 , a locking nut 53 is threadedly connected to the upper end of the stud 5 for fixing the compaction cylinder 23 and the stud 5 . According to the height of the compaction cylinder 23, the height of the self-locking nut 51 to the first sliding plate 21 and the second sliding plate 22 can be adjusted, so that the height of the self-locking nut 51 and the bottom end of the stud 5 is equal to the height of the compaction cylinder 23, and so on. The bottom surface of the solid cylinder 23 is always in contact with the upper end surfaces of the first sliding plate 21 and the second sliding plate 22 , and the compacting cylinder 23 is always in the center of the first sliding plate 21 and the second sliding plate 22 during the compaction process.

As shown in FIG. 3-FIG. 4, in order to adjust the distance between the studs 5 to suit the compaction cylinders 23 of various sizes and diameters, the first sliding plate 21 and the second sliding plate 22 are provided with a driving stud 5 to move. Move assembly 54 . The moving assembly 54 includes a groove 541 formed on the first sliding plate 21 and the second sliding plate 22, a two-way stud 5 threadedly connected with the first sliding plate 21 and the second sliding plate 22, and a connecting block 543 threadedly connected with the two-way stud 5 , the connection block 543 is fixed with the bottom end of the stud 5 . The threads at both ends of the two-way stud 5 are opposite, and by rotating the two-way screw 542, the two symmetrically arranged studs 5 can be moved in opposite directions at the same time. The distance between the studs 5 is adjusted so that the length between the studs 5 is equal to the diameter and length of the compaction cylinder 23 , which is suitable for fixing the compaction cylinder 23 of various specifications.

As shown in FIG. 5 , the drive assembly 4 includes a motor 41, a driving sprocket 42, a driven sprocket 43, a chain 44, a connecting rod 45, a sliding rod 46, and a sliding block 47. The motor 41 is fixed in the frame 1, and the motor 41 The output shaft is fixed with the driving sprocket 42 . The driven sprocket 43 is rotatably connected to the frame 1 , and the chain 44 is wound around the driving sprocket 42 and the driven sprocket 43 . The upper end and the lower end of the frame 1 are respectively fixed with a support 11, the support 11 is provided with a through hole 111, the hammer 3 passes through the through hole 111; the sliding rod 46 is vertically arranged and the sliding rod 46 is fixed on the support 11, The sliding rod 46 passes through the sliding block 47 and is slidably connected with the sliding block 47 . One end of the connecting rod 45 is fixed with the chain 44 , and the other end is fixed with the sliding block 47 , and the sliding block 47 is fixed with the hammer 3 . The starter motor 41 rotates in the forward and reverse directions, drives the driving sprocket 42 to rotate and the driven sprocket 43 to rotate, and the chain 44 moves up and down in the vertical direction. The lifting and lowering of the chain 44 drives the sliding block 47 to rise and fall in the longitudinal direction of the sliding rod 46 , thereby driving the compaction hammer 3 to ascend and descend, and the compaction hammer 3 compacts the soil sample in the compaction cylinder 23 .

As shown in FIG. 5 , a plurality of vertically downward guide rods 6 are arranged around the compaction hammer 3 , and both ends of the guide rods 6 are respectively fixed on the support 11 . The bottom surface of the compaction hammer 3 and the inside of the compaction cylinder 23 are both fixed with a rubber pad 232. On the one hand, the rubber pad 232 can reduce the damage degree of the compaction hammer 3 to the bottom of the compaction cylinder 23, and on the other hand, can reduce the compaction noise generated during the process.

The implementation principle of this embodiment is as follows: when the compaction cylinder 23 on the first slide plate 21 is in the working state, the soil sample to be compacted next can be filled into the compaction cylinder 23 on the second slide plate 22, After the soil samples in the compaction cylinder 23 on the first slide plate 21 are compacted, the second slide plate 22 is slid to the top of the base 2 to start compacting the soil samples in the compaction cylinder 23 on the second slide plate 22 . The limit block 26 is provided to prevent the slide plate from sliding out of the chute 24, so that the compaction cylinder 23 on the slide plate deviates from the compaction hammer 3. The bolts 27 pass through the limit block 26 and the frame 1, which can fix the slide plate and the frame 1, and prevent the slide plate from sliding during the compaction process. The chain drive is used to realize the vertical movement of the compaction hammer 3 to carry out the compaction of the soil sample, and the structure is simple and easy to operate. The electric compactor of the present utility model can simultaneously carry out the disassembly and installation of the two compaction cylinders 23, which has the effect of improving the work efficiency.

The examples of this specific embodiment are all preferred embodiments of the present invention, and are not intended to limit the protection scope of the present invention. Therefore: all equivalent changes made according to the structure, shape and principle of the present invention are not It should be covered within the protection scope of the present invention.

Claims (8)

1. a kind of Multi-function electric ramming instrument, including rack (1), the pedestal (2) fixed with rack (1), for compacted soil samples Compaction hammer (3), driving compaction hammer (3) lifting driving assembly (4), it is characterised in that: the is slidably connected on the pedestal (2) One slide plate (21), the second slide plate (22), first slide plate (21) and second slide plate (22) are fixed, first slide plate (21) it and is provided with compaction cylinder (23) at the center of second slide plate (22), the compaction cylinder (23) is located at the compaction hammer (3) underface；It is offered sliding slot (24) on the upper surface of the pedestal (2), the sliding slot (24) is along the pedestal (2) Length direction extends；The lower end surface of first slide plate (21) and second slide plate (22) is fixed with matches with the sliding slot (24) The side wall of the sliding block (25) of conjunction, first slide plate (21) and second slide plate (22) is respectively and fixedly provided with limited block (26), described Limited block (26) is fixed by bolt (27) and the rack (1).

2. Multi-function electric ramming instrument according to claim 1, it is characterised in that: first slide plate (21) and described the The surrounding of two slide plates (22) offers the first pin hole (281), and the pedestal (2) and first slide plate (21) and described second slide The surrounding of plate (22) is corresponding to offer identical second pin hole (282), and first pin hole (281) and the second pin hole (282) are interior Inserted with bolt (29).

3. Multi-function electric ramming instrument according to claim 1, it is characterised in that: first slide plate (21) and described the The two sides of two slide plates (22) are symmetrically arranged with stud (5), are threaded with self-locking nut (51) on the stud (5), described Self-locking nut (51) two sides are fixed with convex block (52)；Compaction cylinder (23) two sides are fixed with connection sheet (231), the connection sheet (231) it is offered on opening (2311), the width of the opening (2311) is less than the diameter of the self-locking nut (51), the company Contact pin (231) is abutted with the upper surface of the self-locking nut (51), fixed by locking nut (53), the locking nut (53) It is threadedly engaged with the stud (5).

4. Multi-function electric ramming instrument according to claim 3, it is characterised in that: first slide plate (21) and described the The moving assembly (54) for driving the stud (5) mobile is provided on two slide plates (22).

5. Multi-function electric ramming instrument according to claim 4, it is characterised in that: the moving assembly (54) includes two-way Screw rod (542), groove (541), link block (543), the groove (541) are provided with first slide plate (21) and described second The upper surface of slide plate (22), the reverse-flighted screw (542) pass through first slide plate (21) and second slide plate (22) and turn It is dynamic to be connected on first slide plate (21) and second slide plate (22), the end of the reverse-flighted screw (542) and the company It connects block (543) to fix, the link block (543) and the bottom end of the stud (5) are fixed.

6. Multi-function electric ramming instrument according to claim 1, it is characterised in that: the driving component (4) includes motor (41), drive sprocket (42), driven sprocket (43), chain (44), connecting rod (45), slide bar (46), sliding shoe (47), the motor (41) it is fixed in the rack (1), the output shaft of the motor (41) and the drive sprocket (42) are fixed, the driven chain Wheel (43) is rotatably connected on the rack (1), and the chain (44) is wound on the drive sprocket (42) and the driven sprocket (43) on；The slide bar (46) is fixed on the rack (1), the slide bar (46) pass through the sliding shoe (47) and with it is described Sliding shoe (47) is slidably connected；Described connecting rod (45) one end and the chain (44) are fixed, and one end and the sliding shoe (47) are solid Fixed, the side wall of the sliding shoe (47) and the compaction hammer (3) are fixed.

7. Multi-function electric ramming instrument according to claim 1, it is characterised in that: be provided with around the compaction hammer (3) More guide rods (6) straight down, the guide rod (6) are fixed on the rack (1).

8. Multi-function electric ramming instrument according to claim 1, it is characterised in that: the bottom end of the compaction hammer (3) and institute The cylinder bottom for stating compaction cylinder (23) is respectively and fixedly provided with rubber pad (232).