CN217558247U

CN217558247U - Vibrating structure and down-the-hole hammer, dynamic compactor and breaking hammer comprising same

Info

Publication number: CN217558247U
Application number: CN202220737671.6U
Authority: CN
Inventors: 宋建国
Original assignee: Hubei Longyu Machinery Co ltd
Current assignee: Hubei Longyu Machinery Co ltd
Priority date: 2022-03-30
Filing date: 2022-03-30
Publication date: 2022-10-11
Anticipated expiration: 2032-03-30

Abstract

The utility model relates to the technical field of piling machinery, in particular to a vibrating structure, a down-the-hole hammer, a dynamic compactor and a breaking hammer which comprise the vibrating structure, which comprises a hydraulic motor, an upper cover plate used for bearing the hydraulic motor and a protection component; the top of the upper cover plate is vertically installed with the hydraulic motor; the bottom of the lower cover plate is provided with two bearing shafts which are arranged in a mirror symmetry mode, and an accommodating space is formed between the two bearing blocks through a supporting piece; a first eccentric block shaft and a second eccentric block shaft are inserted into the inner side of the accommodating space formed by the two bearing blocks; the utility model discloses an eccentric block and the eccentric block axle that set up, when the combination uses, can increase the impact force that the device struck downwards, with reciprocating type impact equipment in the past, it strikes momentum and kinetic energy and all will be higher than energy storage equipment, consequently can bring better striking effect.

Description

Vibrating structure and down-the-hole hammer, dynamic compactor and breaking hammer comprising same

Technical Field

The utility model relates to a piling machinery technical field specifically is a vibrating structure and contain vibrating structure's down-the-hole hammer, dynamic compactor, quartering hammer.

Background

The down-the-hole hammer is a drilling mode by utilizing a vertical reciprocating mode, and because the down-the-hole hammer uses an energy storage device and an oil cylinder to generate reciprocating motion to finish impact or strike so as to meet the use requirement, the down-the-hole hammer is restrained by the flow of a hydraulic system and the energy conversion speed of the energy storage device, the strike force and the strike frequency are not ideal, and equipment with the same tonnage has huge volume and cannot be used in deep holes, deep water and small spaces. Therefore, a vibration type structure, a down-the-hole hammer, a dynamic compactor and a breaking hammer comprising the vibration type structure are provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a vibrating structure and contain vibrating structure's down-the-hole hammer, dynamic compactor, quartering hammer for solve the problem that above-mentioned background art provided.

The utility model discloses a vibrating structure, which comprises a hydraulic motor, a cover plate for bearing the hydraulic motor and a protection component; the top of the cover plate is vertically installed with the hydraulic motor; the bottom of the lower cover plate is provided with two bearing shafts which are arranged in a mirror symmetry mode, and an accommodating space is formed between the two bearing blocks through a supporting piece; a first eccentric block shaft and a second eccentric block shaft are inserted into the inner side of the accommodating space formed by the two bearing blocks, and two ends of the first eccentric block shaft and the second eccentric block shaft are connected with eccentric blocks; an output shaft of the hydraulic motor penetrates through the top of the cover plate and is connected with a first arc bevel gear, a second arc bevel gear is meshed with the outer side of the first arc bevel gear, and the second arc bevel gear is sleeved on the first eccentric block shaft.

As a further improvement, the shaft body department of an eccentric block axle and No. two eccentric block axles all overlaps and is equipped with the bearing, and is located two the outside of bearing has still been equipped with ring gear, two intermeshing between the ring gear.

Through the design of the technical scheme, the first eccentric block shaft and the second eccentric block shaft are arranged, the reverse motion of the two eccentric blocks can be realized by utilizing the combination of the first arc bevel gear and the second arc bevel gear under the driving of the gear rings and the hydraulic motor, so that the vibration force is realized, and the two eccentric blocks are always kept at a phase difference of 180 degrees by utilizing the combination of the two gear rings.

The utility model also provides a down-the-hole hammer that contains vibrating structure, still including the intermediate conduit that is used for carrying compressed air, connect in the middle part bottom of the pipe way cup joint the part and with the executive component and the vibrating structure of cup joint part adaptation, vibrating structure set up in one side of cup joint the part.

As a further improvement, the rod body of the middle pipeline is provided with a connecting piece, a protective component, a shell and a connecting piece from the top to the bottom.

As a further improvement, the outside of the protection component is integrated into one piece and is provided with a plurality of inward sunken vertical grooves, and every the locating hole has all been seted up to the bottom of vertical groove, and this locating hole is connected through the fastener with the shell.

Through the design of the technical scheme, the protection component can be stably connected by utilizing the arranged positioning holes and matching with the protection component.

As a further improvement, the other end of the protection component is connected with a second connecting piece through a fastener, the bottom integrated into one piece of the second connecting piece has a butt joint section of thick bamboo, the inboard of the butt joint section of thick bamboo is pegged graft and is had the telescoping component.

Through the design of the technical scheme, the stable installation of the arranged protection component can be realized by utilizing the butt joint barrel and the arranged connecting piece II.

As a further improvement, the middle part of the sleeved part is provided with a round hole which is connected with the outside of the middle pipeline in an inserting way.

As a further improvement, the actuating member has a plurality of, and is the symmetry setting with the middle part of middle pipeline, and the bottom of actuating member still integrated into one piece has a plurality of supplementary lugs.

Through the design of the technical scheme, the oscillating force generated by utilizing the arranged executing part and matching with the eccentric block can be realized, and the connected executing part utilizes the oscillating force to achieve the aim of drilling.

The utility model also provides a dynamic compactor that contains vibrating structure, including being used for connecting the connecting plate of vibrating rammer, being used for docking vibrating rammer's coupler and removable rammer plate and vibrating structure, the top of connecting plate is connected with the coupler, rammer plate detachable installs the bottom at vibrating rammer, vibrating structure set up in one side of rammer plate.

The utility model provides a quartering hammer that contains vibrating structure, including the connecting plate that is used for connecting the quartering hammer, be used for butt joint quartering hammer's coupler and removable bore bit, and vibrating structure, the bore bit is removable installs the bottom at the quartering hammer, vibrating structure set up in one side of bore bit.

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

the utility model discloses an eccentric block and eccentric block axle that set up, when the combination uses, can increase the impact force that the device struck downwards, with reciprocating type impact equipment in the past, it strikes momentum and kinetic energy and all will be higher than energy storage equipment, consequently, can bring better striking effect, utilize the reverse circular motion of two eccentric blocks to produce the vibrational force simultaneously, compare in current original energy storage equipment, can improve the impact force of probing, and this structure is comparatively simple, can carry out the adaptation to different carriers according to the condition of reality, thereby can locate to develop the operation in the place of difference, satisfy the needs that use.

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 view of the vibrating down-the-hole hammer of the present invention;

FIG. 2 is a schematic view of the lateral side view of the vibrating down-the-hole hammer assembly of the present invention;

FIG. 3 is a schematic view of the combined structure of the protection assembly and the hydraulic motor of the present invention;

FIG. 4 is a schematic cross-sectional view of the cross-sectional view B-B of FIG. 3 according to the present invention;

FIG. 5 is a schematic view of the structure of the actuator in a bottom view;

FIG. 6 isbase:Sub>A schematic view of the cross-sectional structure A-A of FIG. 5 according to the present invention;

FIG. 7 is a schematic view of the assembly structure of the supporting frame and the eccentric block shaft of the present invention;

FIG. 8 is a front view of the supporting frame and the eccentric block shaft of the present invention;

FIG. 9 is a schematic side view of the supporting frame and the eccentric block of the present invention;

fig. 10 is a schematic view of the vibrating structure of the present invention;

fig. 11 is a schematic top view of the vibrating structure of the present invention;

fig. 12 is a front view of the vibrating structure of the present invention;

fig. 13 is a schematic side view of the vibrating structure of the present invention;

fig. 14 is a schematic view of the structure of the hydraulic motor and the bearing seat assembly of the present invention;

fig. 15 is a schematic view of the structure of the hydraulic motor and the cover plate of the present invention;

fig. 16 is a schematic structural view of the vibration type tamper of the present invention;

fig. 17 is a schematic top view of the vibration compactor of the present invention;

fig. 18 is a schematic cross-sectional view of fig. 17;

fig. 19 is a schematic perspective view of the breaking hammer of the present invention;

fig. 20 is a front view of the breaking hammer of the present invention.

In the figure: 1. an intermediate pipeline; 2. a first connecting piece; 3. a guard assembly; 4. a housing; 5. a second connecting piece; 6. a telescoping member; 7. an executive component; 8. an auxiliary bump; 9. a hydraulic motor; 10. a bearing seat; 11. a first eccentric block shaft; 12. a second eccentric block shaft; 13. an eccentric block; 14. a support frame; 15. A first arc bevel gear; 16. a second arc bevel gear; 17. a tamper; 18. a coupler; 19. a connecting plate; 20. a drill bit; 21. a breaking hammer; 22. and an upper cover plate.

Detailed Description

Reference will now be made in detail to the present embodiments of the invention, examples of which are illustrated in the accompanying drawings. It should be understood, however, that these physical details should not be taken to limit the invention. That is, in some embodiments of the invention, these physical details are not necessary. In addition, for simplicity, some conventional structures and components are shown in the drawings in a simplified schematic manner.

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.

Example 1:

referring to fig. 1-16, the vibrating structure of the present invention includes a hydraulic motor 9, a cover plate for supporting the hydraulic motor 9, and a protection component 3;

the top of the cover plate is vertically arranged with the hydraulic motor 9; the bottom of the cover plate 22 is provided with two bearing shafts 10 which are arranged in a mirror symmetry manner, and an accommodating space is formed between the two bearing blocks 10 through a support part 14;

a first eccentric block shaft 11 and a second eccentric block shaft 12 are inserted into the inner side of the accommodating space formed by the two bearing blocks 10, and two ends of the first eccentric block shaft 11 and the second eccentric block shaft 12 are connected with eccentric blocks 13;

an output shaft of the hydraulic motor 9 penetrates through the top of the cover plate and is connected with a first arc bevel gear 15, a second arc bevel gear 16 is meshed with the outer side of the first arc bevel gear 15, and the second arc bevel gear 16 is sleeved on the first eccentric block shaft 11.

As the utility model discloses a further improvement, the axis body department of an eccentric block axle 11 and No. two eccentric block axles 12 all overlaps and is equipped with the bearing, and the outside that is located two bearings still is equipped with the ring gear, intermeshing between two ring gears.

Through the design of the technical scheme, the first eccentric block shaft 11 and the second eccentric block shaft 12 are utilized, and the reverse motion of the two eccentric blocks 13 can be realized under the driving of the gear ring and the hydraulic motor 9, so that the vibration force is realized.

Example 2:

the down-the-hole hammer with the vibration structure further comprises an intermediate pipeline 1 used for conveying compressed air, a sleeve-connection part 6 connected to the bottom of the intermediate pipeline, an executive part 7 matched with the sleeve-connection part 6 and the vibration structure, wherein the vibration structure is arranged on one side of the sleeve-connection part 6.

As a further improvement, the rod body of the intermediate pipe 1 is provided with a connecting piece 2, a protection component 3, a shell 4 and a connecting piece 5 from the top to the bottom.

As a further improvement, the outside of the protection component 3 is a plurality of inward-concave vertical grooves formed in an integrated manner, and the bottom of each vertical groove is provided with a positioning hole connected with the shell 4 through a fastener.

Through the design of the technical scheme, the protection component 3 can be stably connected by utilizing the arranged positioning holes and matching the protection component 3.

As a further improvement, the other end of the protection component 3 is connected with the connecting piece 5 through the fastener, the bottom integrated into one piece of the connecting piece 5 has a butt joint section of thick bamboo, and the inboard of the butt joint section of thick bamboo is pegged graft and is had the cover parts 6.

Through the design of the technical scheme, the stable installation of the arranged protection component 3 can be realized by utilizing the butt joint barrel and the arranged connecting piece 5 II.

As a further improvement, the middle part of the sleeve-joint part 6 is provided with a round hole, and the round hole is connected with the outside of the middle pipeline 1 in a splicing way.

As a further improvement, the actuating member 7 is provided with a plurality of symmetrical middle parts of the middle pipeline 1, and the bottom of the actuating member 7 is provided with a plurality of auxiliary lugs 8.

Through the design of the technical scheme, the oscillating force generated by utilizing the arranged executing part 7 and matching with the arrangement of the eccentric block 13 can be realized, so that the connected executing part 7 utilizes the oscillating force to achieve the aim of drilling.

Example 3:

a dynamic compactor comprising a vibrating structure comprises a connecting plate 19 used for being connected with a vibrating tamper 17, a coupler 18 used for being butted with the vibrating tamper 17, a replaceable tamper plate and a vibrating structure, wherein the top of the connecting plate 19 is connected with the coupler 18, the tamper plate is detachably arranged at the bottom of the vibrating tamper 17, and the vibrating structure is arranged on one side of the tamper plate.

Example 4:

a breaking hammer with a vibration structure comprises a connecting plate 19 used for connecting the breaking hammer, a coupler 18 used for butting against a breaking hammer 21, a replaceable drill bit 20 and the vibration structure, wherein the drill bit 20 is mounted at the bottom of the breaking hammer 21 in a replaceable mode, and the vibration structure is arranged on one side of the drill bit.

The first connecting piece 2 and the second connecting piece 5 are butt-joint connecting parts commonly used in the mechanical field, such as flanges, positioning discs and the like, and are preferably flanges in terms of the connecting mode and the connecting stability.

When using the utility model discloses a time:

firstly, selecting an executing part 7 according to the actual drilling site, installing the executing part 7 on a sleeved part 6, and enabling the middle part of the executing part 7 to be coaxially arranged with the middle pipeline 1 through the combination of the sleeved part 6 and the second connecting part 5;

at the moment, the first eccentric block shaft 11 and the second eccentric block shaft 12 are correctly installed through the supporting frame 14, two gear rings are utilized for butt joint, and the double eccentric blocks 13 can perform reverse circular motion to generate vibration force under the driving of the hydraulic motor 9;

two eccentric blocks 13 with the same mass, the same mass center radius, horizontal installation and 180-degree phase difference do reverse circular motion, the vertical components of centrifugal force are superposed, and the horizontal components are mutually offset. (assuming that A is the centrifugal force of a single eccentric mass 13, F is the sum of the vertical components of the centrifugal forces of the two eccentric masses 13, T is the sum of the horizontal components of the centrifugal forces of the two eccentric masses 13, ω is the angular velocity, T is the time o),

i.e. according to the formula:

f = Asin (ω t) + Asin (180- ω t) =2Asin (ω t), when ω t = ± pi/2 odd-numbered times, maximum 2A and minimum-2A of F = ± 2A are obtained, and when ω t = ± pi/2 even-numbered times, F =0.

T = ACos (ω T) + ACos (180- ω T) =0 (horizontal direction cancel each other out, horizontal without vibration)

Can realize when the reverse circular motion of two eccentric blocks 13, produce and compare in original energy storage component's embodiment, have simple structure, the different connection executive 7 of adaptation, and can increase the impact force that the device struck downwards, with reciprocating type impact equipment in the past, its strikes momentum and kinetic energy and all will be higher than energy storage equipment, consequently can bring better striking effect.

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, or improvement 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. A vibrating structure comprising a hydraulic motor (9) and an upper cover plate (22) for carrying the hydraulic motor (9), and a shielding assembly (3);

the method is characterized in that: the top of the upper cover plate (22) is vertically installed with the hydraulic motor (9); two bearing blocks (10) which are arranged in mirror symmetry are arranged at the bottom of the upper cover plate (22), and an accommodating space is formed between the two bearing blocks (10) through a supporting piece (14);

a first eccentric block shaft (11) and a second eccentric block shaft (12) are inserted into an accommodating space formed by the two bearing seats (10), and two ends of the first eccentric block shaft (11) and the second eccentric block shaft (12) are connected with eccentric blocks (13);

an output shaft of the hydraulic motor (9) penetrates through the top of the cover plate and is connected with a first arc bevel gear (15), a second arc bevel gear (16) is meshed with the outer side of the first arc bevel gear (15), and the second arc bevel gear (16) is sleeved on the first eccentric block shaft (11).

2. A vibrating structure according to claim 1, wherein: the shaft body of the first eccentric block shaft (11) and the shaft body of the second eccentric block shaft (12) are sleeved with bearings, gear rings are arranged on the outer sides of the bearings, and the two gear rings are meshed with each other.

3. A down-the-hole hammer comprising a vibratory structure, the down-the-hole hammer comprising: comprising an intermediate pipe (1) for conveying compressed air, a socket part (6) connected to the bottom of the intermediate pipe (1), an actuator (7) adapted to the socket part (6), and a vibrating structure according to any one of claims 1-2, the vibrating structure being provided on one side of the socket part (6).

4. A down-the-hole hammer as set forth in claim 3, wherein: the rod body department of middle pipeline (1) is equipped with connecting piece (2), protection component (3), shell (4) and No. two connecting pieces (5) from last to one side down.

5. A down-the-hole hammer as set forth in claim 4, wherein: the outer side of the protection component (3) is provided with a plurality of inwards-sunken vertical grooves in an integrated forming mode, positioning holes are formed in the bottoms of the vertical grooves, and the positioning holes are connected with the shell (4) through fasteners.

6. A down-the-hole hammer as set forth in claim 4, wherein: the other end of the protection component (3) is connected with a second connecting piece (5) through a fastener, a butt joint barrel is integrally formed at the bottom of the second connecting piece (5), and a sleeving part (6) is inserted into the inner side of the butt joint barrel.

7. A down-the-hole hammer as set forth in claim 3, wherein: and a round hole is formed in the middle of the sleeving part (6), and the round hole is connected with the outer side of the middle pipeline (1) in an inserting manner.

8. A down-the-hole hammer as set forth in claim 6, wherein: the actuating member (7) is provided with a plurality of auxiliary lugs (8) which are symmetrically arranged in the middle of the middle pipeline (1) and are integrally formed at the bottom of the actuating member (7).

9. A dynamic compaction machine containing a vibration structure is characterized in that: comprising a connection plate (19) for connecting a vibrating tamper (17), a coupling (18) for docking the vibrating tamper (17), a replaceable tamper plate, and a vibrating structure according to any one of claims 1-2, the connection plate (19) being connected at its top to the coupling (18), the tamper plate being detachably mounted at the bottom of the vibrating tamper (17), the vibrating structure being provided at one side of the tamper plate.

10. A demolition hammer comprising a vibratory structure, the demolition hammer comprising: comprising a connection plate (19) for connecting a breaking hammer, a coupling (18) for abutting against the breaking hammer (21) and an exchangeable bit (20), and a vibrating structure according to any one of claims 1-2, the bit (20) being exchangeable mounted at the bottom of the breaking hammer (21), the vibrating structure being arranged at one side of the bit.