CN108222109B - Large-angle universal breaking hammer - Google Patents
Large-angle universal breaking hammer Download PDFInfo
- Publication number
- CN108222109B CN108222109B CN201810224609.5A CN201810224609A CN108222109B CN 108222109 B CN108222109 B CN 108222109B CN 201810224609 A CN201810224609 A CN 201810224609A CN 108222109 B CN108222109 B CN 108222109B
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- Prior art keywords
- pin shaft
- shaft assembly
- guard plate
- hammer
- axis
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/30—Auxiliary apparatus, e.g. for thawing, cracking, blowing-up, or other preparatory treatment of the soil
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F3/00—Dredgers; Soil-shifting machines
- E02F3/04—Dredgers; Soil-shifting machines mechanically-driven
- E02F3/96—Dredgers; Soil-shifting machines mechanically-driven with arrangements for alternate or simultaneous use of different digging elements
- E02F3/966—Dredgers; Soil-shifting machines mechanically-driven with arrangements for alternate or simultaneous use of different digging elements of hammer-type tools
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F5/00—Dredgers or soil-shifting machines for special purposes
- E02F5/30—Auxiliary apparatus, e.g. for thawing, cracking, blowing-up, or other preparatory treatment of the soil
- E02F5/305—Arrangements for breaking-up hard ground
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Earth Drilling (AREA)
- Crushing And Grinding (AREA)
Abstract
The invention discloses a large-angle universal breaking hammer which comprises a breaking tip, a hammer body connected with the breaking tip and guard plates fixed on two sides of the hammer body, wherein the guard plates on two sides are symmetrically arranged on the left side and the right side of the hammer body, the breaking tip is exposed out of the front end of the guard plates, pin shaft assemblies distributed in a triangular shape are arranged at the rear ends of the guard plates on two sides, the pin shaft assemblies are a pin shaft assembly A, a pin shaft assembly B and a pin shaft assembly C respectively, and the pin shaft assembly A is far away from the breaking tip compared with the pin shaft assemblies B and the pin shaft assemblies C. The three-pin-shaft assembly type rotary hammer is simple in structure, the shape of the guard plate is different from that of a triangular guard plate and an upright guard plate in the prior art, three groups of pin shaft assemblies distributed in a triangular mode are arranged at the rear end of the guard plate, an operator can selectively switch and connect the excavator at the A, B section of the pin shaft assembly or the A, C section of the pin shaft assembly, the rotation operation directions of the connecting pin shaft assembly A, B section of the excavator or the A, C section of the pin shaft assembly are not identical, the rotation directions of the connecting pin shaft assembly and the A, C section of the excavator are mutually compensated, and the operation range angle of the breaking hammer is greatly increased.
Description
Technical Field
The invention relates to the technical field of breaking hammer mechanical equipment, in particular to a large-angle universal breaking hammer.
Background
In construction, when it is intended to break rock, concrete or some other harder material, breaking hammers are often used, which are often used as attachment devices in a digger or other working machine. The breaking hammers in the market at present are classified into triangular type and vertical type according to the shape of a guard plate, and the pin shafts on the guard plate of the breaking hammers are two groups no matter the breaking hammers are triangular type or vertical type guard plate breaking hammers. The two groups of pin shafts of the triangular guard plate breaking hammer are positioned on the same side edge of the guard plate and incline with the side edge, and the two groups of pin shafts of the vertical guard plate breaking hammer are positioned at the top of the guard plate. The breaking tip of the breaking hammer cannot rotate upwards, and when the top of the object to be broken or the object to be broken is required to be broken from bottom to top or slightly higher, the existing breaking hammer is limited by the angle of the operation range of the breaking hammer and cannot operate. The hammer guard plate is fixed with the hammer body of the breaking tip, and strong vibration is generated in the using process of the breaking hammer, so that the breaking hammer guard plate and the hammer body of the breaking tip are possibly loose and misplaced along with the time, and the breaking effect can be possibly influenced.
In view of this, there is an urgent need to design a new breaking hammer in order to overcome the above-mentioned drawbacks of the existing breaking hammers.
Disclosure of Invention
In order to solve the problems, the invention provides the large-angle universal breaking hammer which has the advantages of simple structure, stable installation, three groups of pin shaft assemblies arranged on the guard plate, two-side switching and connection with working machines such as a digging machine and the like, and the operation range angle of the breaking hammer is increased.
According to one aspect of the invention, a large-angle universal breaking hammer is provided, which comprises a breaking tip, a hammer body connected with the breaking tip and guard plates fixed on two sides of the hammer body, wherein the guard plates on two sides are symmetrically arranged on the left side and the right side of the hammer body, the breaking tip is exposed out of the front end of the guard plates, pin shaft assemblies distributed in a triangle shape are arranged at the rear ends of the guard plates on two sides, the pin shaft assemblies are respectively a pin shaft assembly A, a pin shaft assembly B and a pin shaft assembly C, and the pin shaft assembly A is far away from the breaking tip than the pin shaft assemblies B and the pin shaft assemblies C. Therefore, the crushing hammer is simple in integral structure, three groups of pin shaft assemblies distributed in a triangular mode are arranged at the rear end of the guard plate, and an operator can select the excavator to be connected with the pin shaft assemblies A, B or the pin shaft assemblies A, C; the rotation operation directions of the excavator connecting pin shaft assembly A, B or the excavator connecting pin shaft assembly A, C are not identical, and the rotation directions of the excavator connecting pin shaft assembly A, B and the excavator connecting pin shaft assembly A, C are mutually compensated, so that the operation range angle of the breaking hammer is greatly increased.
In some embodiments, a clamping plate is arranged between the front part of the hammer body and the guard plate, the left side and the right side of the front part of the hammer body are connected with the guard plate through the clamping plate, the hammer body is provided with a fastening groove, the inner side of the clamping plate is provided with a fastening convex surface matched with the fastening groove, and a positioning groove part matched with the front position and the rear position of the fastening groove penetrates through the guard plate and the clamping plate through bolts so as to clamp the left side and the right side of the front part of the hammer body. Therefore, the fastening groove of the hammer body is matched with the clamping plate, even if vibration is generated in the construction process, individual bolts are loosened, and the hammer body clamped in the guard plate cannot be misplaced.
In some embodiments, a clamping bar is arranged between the rear part of the hammer body and the guard plate, the clamping bar is provided with a clamping groove for clamping the hammer body, bolts penetrate through the guard plate and the clamping bar so as to clamp the left side and the right side of the rear part of the hammer body, and the hammer body is provided with clamping stop bulges. Therefore, the clamping stop bulge on the hammer body is positioned in front of the clamping strip, the clamping stop bulge blocks the bolts penetrating through the guard plates on two sides, and the hammer body cannot move backwards to be misplaced when the breaking hammer works; the clamping strips at the rear end of the hammer body and the clamping plates at the front end enable the hammer body and the guard plate to be installed more firmly.
In some embodiments, the upper and lower edges of the guard plate, wherein an edge of the guard plate is parallel to the central axis of the crushing tip, the pin assembly B being provided at the edge; the reverse extension line of the other edge of the guard plate is intersected with the central axis of the crushing tip, and the pin shaft assembly C is arranged on the edge. Therefore, the upper edge and the lower edge of the guard plate are not parallel, the width of the side face of the guard plate gradually increases from front to back, and when the crushing tip works, the guard plate and the pin shaft can bear better force; the three groups of pin shaft assemblies distributed in a triangular mode are arranged at the rear end of the guard plate, an operator can select the excavator to be connected with the pin shaft assemblies A, B or the pin shaft assemblies A, C, and in the switching connection process, the breaking hammer is stably placed on the ground by means of the edge of the guard plate, and the excavator is rapidly switched to be connected with the pin shaft assemblies A, B or the pin shaft assemblies A, C.
In some embodiments, on the guard plate, the line connecting the axes of the pin shaft assembly B and the pin shaft assembly C forms an included angle of 0-15 degrees with the perpendicular line of the central axis of the crushing tip.
In some embodiments, on the guard plate, the connecting lines AB and AC of the axes of the pin assembly A, the pin assembly B and the pin assembly C form an included angle at the pin assembly A, and the included angle is 60-115 degrees.
In some embodiments, on the guard plate, the connecting lines of the axis of the pin assembly A, the axis of the pin assembly B and the axis of the pin assembly C form a triangle, and the triangle is an isosceles triangle.
In some embodiments, on the guard plate, the connecting lines of the axis of the pin assembly A, the axis of the pin assembly B and the axis of the pin assembly C form a triangle, and the triangle is an equilateral triangle.
In some embodiments, each set of pin shaft assembly comprises a pin shaft, an anti-falling sleeve and an anti-falling bolt, one end of the pin shaft is provided with a boss part, the pin shaft is sleeved with a gasket and penetrates into one side guard plate, a bushing is arranged at the joint of the pin shaft and the two side guard plates, the other end of the pin shaft is exposed out of the guard plates and sleeved with the anti-falling sleeve, the anti-falling bolt penetrates through the anti-falling sleeve, the pin shaft elastic pad is locked by an anti-falling nut, and a butter nozzle is arranged at the axis of the pin shaft.
Compared with the prior art, the invention has the beneficial effects that: the three-pin-shaft assembly type hammer is simple in structure, the front part and the rear part of the guard plate and the hammer body are respectively and firmly installed through the clamping plates and the clamping strips, the shape of the guard plate is different from that of a triangular guard plate and an upright guard plate in the prior art, three groups of pin shaft assemblies distributed in a triangular mode are arranged at the rear end of the guard plate, an operator can selectively switch and connect the excavator at the section A, B of the pin shaft assembly or the section A, C of the pin shaft assembly, the rotation operation directions of the section A, B of the connecting pin shaft assembly or the section A, C of the pin shaft assembly of the excavator are not identical, the rotation directions of the front part and the rear part are mutually compensated, and the operation range angle of the hammer is greatly increased.
Drawings
FIG. 1 is a schematic perspective view of one embodiment of a wide angle universal breaking hammer of the present invention;
FIG. 2 is a front view of FIG. 1;
FIG. 3 is a top view of FIG. 1;
FIG. 4 is an exploded view of FIG. 1;
FIG. 5 is a state diagram of the connection of the large-angle universal breaking hammer and the excavator;
FIG. 6 is an angle view of the operating range of the excavator with the rotation angle of the AB section of the pin assembly and the AC section of the pin assembly, respectively;
FIG. 7 is a schematic view of the rotational direction of a conventional delta-shaped guard plate breaking hammer during operation;
fig. 8 is a schematic structural view of an upright guard breaking hammer.
Detailed Description
The invention is further described below in connection with the following detailed description.
As shown in fig. 1-3, the wide angle universal breaking hammer of the present invention is used in conjunction with a excavator 100 or other working machine for breaking rock, concrete or some other harder material during construction. In this embodiment, the universal breaking hammer of wide-angle includes broken pointed end 1, connects the hammer block 2 of broken pointed end 1 and is fixed in backplate 3 of hammer block 2 both sides, and both sides backplate 3 symmetry are located the left and right sides of hammer block 2, and broken pointed end 1 exposes in backplate 3's front end, and the rear end of backplate 3 of both sides is equipped with three sets of round pin axle subassemblies 4 that are triangle-shaped and distribute. The three groups of pin shaft assemblies 4 are pin shaft assemblies A (4-A), pin shaft assemblies B (4-B) and pin shaft assemblies C (4-C) respectively, the pin shaft assemblies A (4-A) are far away from the crushing tip 1 compared with the pin shaft assemblies B (4-A) and C (4-C), namely, the connecting line of the axis of the pin shaft assemblies A (4-A) and the axis of the pin shaft assemblies B (4-B) forms an AB section, the connecting line of the axis of the pin shaft assemblies A (4-A) and the axis of the pin shaft assemblies C (4-C) forms an AC section, and the connecting line of the axis of the pin shaft assemblies B (4-B) and the axis of the pin shaft assemblies C (4-C) is equivalent to the bottom edge forming the triangle ABC. As shown in fig. 5, in developing the present apparatus, with the excavator 100 as a breaking hammer attachment, an operator may choose to attach the excavator 100 to the pin shaft assembly A, B or to the pin shaft assembly A, C. As shown in fig. 7 and 8, the triangular guard board breaking hammer and the upright guard board breaking hammer in the prior art have only two sets of pin shafts, and the working arm of the excavator 100 and the stroke of the telescopic oil cylinder are fixed, so that the breaking hammer is fixed in position after being connected with the excavator 100, and the operation range angle of the breaking hammer is limited; the two groups of pin shafts of the triangular guard plate breaking hammer are inclined to the rear lower part of the guard plate, the two groups of pin shafts of the vertical guard plate breaking hammer are horizontally arranged at the top of the guard plate, the breaking tip of the breaking hammer cannot rotate upwards, and the top of a to-be-broken object or a slightly higher to-be-broken object cannot be broken from bottom to top. Compared with the triangular and vertical guard plate breaking hammer in the prior art, the large-angle universal breaking hammer provided by the invention has three groups of pin shaft assemblies 4, one group of pin shaft assemblies 4 are arranged at the rear end of the guard plate 3, the three groups of pin shaft assemblies 4 are distributed in a triangular shape ABC, as shown in figure 6, an operator can select to switch the excavator 100 to be connected with an AB section or an AC section, the breaking tip 1 can rotate in a range from front lower part to right upper part when the excavator 100 is connected with one section, the breaking tip 1 can rotate in a range from front upper part to right lower part when the excavator 100 is connected with the other section, the rotation operation directions of the two are not identical, the rotation directions of the two are mutually compensated, the breaking tip 1 can face upwards, the top of a to-be-broken object or a slightly higher to-be-broken object is processed from bottom to upper part, and the operation range of the breaking hammer is greatly improved.
As shown in fig. 3 and 4, the hammer body 2 is firmly mounted with the guard plate 3. Specifically, in the front part of the hammer body 2, the left and right sides of the front part of the hammer body 2 are connected with the guard plate 3 through the clamping plates 5, the hammer body 2 is provided with a fastening groove 21, the inner side of the clamping plates 5 is provided with a fastening convex surface 51 matched with the fastening groove 21, positioning groove parts 52 matched with the front and rear positions of the fastening groove 21, the four corners of the clamping plates 5 are provided with bolt holes, and four bolts 7 penetrate through the guard plate 3 and the clamping plates 5 so as to clamp the left and right sides of the front part of the hammer body 2. By means of the mutual matching of the fastening groove 21 of the hammer body 2 and the clamping plate 5, even if vibration is generated in the construction process, the individual bolts 7 are loosened, and the hammer body 2 clamped 5 in the guard plate 3 cannot be misplaced. The rear part of the hammer body 2 is provided with a clamping strip 6 between the rear part of the hammer body 2 and the guard plate 3, the clamping strip 6 is provided with a clamping groove 61 for clamping the hammer body 2, bolt holes are formed in two ends of the clamping strip 6, two bolts 7 penetrate through the guard plate 3 and the clamping strip 6 so as to clamp the left side and the right side of the rear part of the hammer body 2, and the hammer body 2 is provided with clamping stop bulges 22. The clamping stop bulges 22 on the hammer body 2 are positioned in front of the clamping strips 6, the clamping stop bulges 22 block the bolts 7 penetrating through the guard plates 3 on two sides, and the hammer body 2 cannot move backwards to be misplaced during breaking hammer operation. The clamping strips 6 at the rear end of the hammer body 2 and the clamping plates 5 at the front end enable the hammer body 2 and the guard plate 3 to be installed more firmly.
The guard plate of the breaking hammer provided by the invention is different from the guard plate of the breaking hammer in the prior art in shape, and the guard plate of the breaking hammer provided by the invention is similar to a U shape. As shown in fig. 2, the upper and lower edges of the shield 3, wherein an edge 31 of the shield 3 is parallel to the central axis 11 of the crushing tip 1, to which edge the pin assembly B (4-B) is provided; the opposite extension 321 of the other edge 32 of the shield 3, where the pin assembly C (4-C) is located, intersects the central axis 11 of the crushing tip 1. The upper edge and the lower edge of the guard plate 3 are not parallel, the width of the side face of the guard plate 3 gradually increases from front to back, and when the crushing tip 1 works, the guard plate 3 and the pin shaft can bear better force. In order to facilitate operators to distinguish the AB section from the AC section, the outer edge of the AB section is provided with a radian, and the outer edge of the AC section is provided with a straight edge. The upper and lower edges of the guard plate 3 are straight edges, when the excavator 100 is connected with the breaking hammer, the breaking hammer needs to be stably placed on the ground by means of the upper and lower edges of the guard plate 1, the excavator 100 is rapidly switched and connected with the AB section or the AC section, only the pin shaft component B (4-B) has a slight radian, and in operation, the edge of the side of the pin shaft component C (4-C) is placed on the ground when the excavator 100 is switched and connected.
On the guard plate 3, the included angle between the connecting line of the axis of the pin shaft component B (4-B) and the axis of the pin shaft component C (4-C) and the vertical line 12 of the central axis of the crushing tip 1 is 0-15 degrees. When the angle between the BC line and the perpendicular 12 to the crushing tip centre axis is 0 degrees, the BC line is perpendicular to the crushing tip centre axis 11. The edge of the guard plate 3 on the side of the pin assembly C (4-C) is gradually inclined upwards from front to back, and in consideration of the fact that the guard plate 3 is stressed more uniformly, the position of the pin assembly C (4-C) on the guard plate 3 is slightly ahead of the position of the pin assembly B (4-B), and the intersection angle of the BC connecting line and the vertical line 12 of the central axis 11 of the crushing tip is preferably not more than 15 degrees.
On the guard plate 3, the connecting lines AB and AC of the axis of the pin shaft assembly A (4-A) and the axis of the pin shaft assembly B (4-B) and the axis of the pin shaft assembly C (4-C) form an included angle at the pin shaft assembly A (4-A), and the included angle is 60-115 degrees. The smaller the included angle at the pin shaft assembly A (4-A), the longer and sharper the rear part of the guard plate 3, and the easier the deformation and damage are; too large an included angle at the pin assembly a (4-a) will also affect the rotational working range of the crushing tip 1, and the upward range will not achieve the desired effect.
In this embodiment, on the guard plate 3, the connection line between the axis of the pin assembly a (4-a), the axis of the pin assembly B (4-B) and the axis of the pin assembly C (4-C) forms a triangle, and the triangle is an isosceles triangle. The distribution positions of the three groups of pin shaft assemblies 4 can be designed into isosceles triangles, and the connecting line sizes of the AB section and the AC section are the same.
In actual use, on the guard plate 3, the connection line between the axis of the pin shaft assembly A (4-A), the axis of the pin shaft assembly B (4-B) and the axis of the pin shaft assembly C (4-C) forms a triangle, the triangle can also be an equilateral triangle, and the connection line sizes of the AB section and the AC section are different.
Each group of pin shaft assemblies 4 comprises pin shafts 41, anti-falling sleeves 42 and anti-falling bolts 43, one ends of the pin shafts 41 are provided with boss parts 411, the pin shafts 41 are sleeved with gaskets 44 and penetrate into one side guard plate 3, the connection parts of the pin shafts 41 and the two side guard plates 3 are provided with bushings 45, the other ends of the pin shafts 41 are exposed out of the guard plates 3 and sleeved with the anti-falling sleeves 42, the anti-falling bolts 47 penetrate through the anti-falling sleeves 42, the pin shaft elastic pads 46 are locked by anti-falling nuts 47, and the axle center of the pin shafts 41 is provided with butter nozzles 48.
Experiments prove that the following preferred embodiment is obtained, on the guard plate 3, the connecting line of the axis of the pin shaft assembly A (4-A), the axis of the pin shaft assembly B (4-B) and the axis of the pin shaft assembly C (4-C) forms a triangle ABC, and the triangle ABC is an isosceles triangle; the position of the pin shaft component C (4-C) is slightly ahead of the position of the pin shaft component B (4-B), and the included angle between the connecting line of the axis of the pin shaft component B (4-B) and the axis of the pin shaft component C (4-C) and the perpendicular line 12 of the central axis 11 of the crushing tip is 6 degrees; the connecting lines AB and AC of the axes of the pin shaft component A (4-A), the pin shaft component B (4-B) and the pin shaft component C (4-C) form an included angle at the pin shaft component A (4-A), and the included angle is 102 degrees. With the angle in the preferred embodiment, as shown in 6-1 of fig. 6, when the excavator 100 is connected to the AB section, the crushing tip 1 can be rotated in a range from front lower to right upper and back, the rotation angle range being 135 degrees; as shown in fig. 6-2, when the excavator 100 is connected to the AC section, the crushing tip 1 can rotate in a range from front upper side to front lower side, the rotation angle range is 225 degrees, the rotation operation directions of the two are not completely identical, the rotation ranges of the two are overlapped by 82 degrees, the rotation directions of the two are mutually compensated, and the total rotation angle range is 278 degrees.
While only certain embodiments of the present invention have been described, it will be apparent to those skilled in the art that other modifications and improvements can be made without departing from the inventive concept of the present invention.
Claims (4)
1. The utility model provides a universal breaking hammer of wide-angle, includes broken pointed end (1), connects hammer block (2) of broken pointed end (1) and is fixed in backplate (3) of hammer block (2) both sides, its characterized in that:
the two sides of the guard plates (3) are symmetrically arranged on the left side and the right side of the hammer body (2), the crushing tip (1) is exposed out of the front end of the guard plates (3), pin shaft assemblies (4) distributed in a triangle shape are arranged at the rear ends of the two side guard plates (3), the pin shaft assemblies (4) are respectively a pin shaft assembly A (4-A), a pin shaft assembly B (4-B) and a pin shaft assembly C (4-C), and the pin shaft assembly A (4-A) is far away from the crushing tip (1) compared with the pin shaft assemblies B (4-B) and the pin shaft assemblies C (4-C);
the upper edge and the lower edge of the guard plate (3), wherein one edge of the guard plate (3) is parallel to the central axis of the crushing tip (1), and the pin shaft assembly B (4-B) is arranged on the edge; the reverse extension line of the other edge of the guard plate (3) is intersected with the central axis of the crushing tip (1), and the pin shaft assembly C (4-C) is arranged at the edge;
on a guard plate (3), the connecting line of the axis of the pin shaft assembly B (4-B) and the axis of the pin shaft assembly C (4-C) forms an included angle of 0-15 degrees with the perpendicular line of the central axis of the crushing tip (1), and the connecting line AB and AC of the axis of the pin shaft assembly A (4-A) and the axis of the pin shaft assembly B (4-B) and the axis of the pin shaft assembly C (4-C) form an included angle of 60-115 degrees at the pin shaft assembly A (4-A);
the connecting line of the axis of the pin shaft assembly A (4-A), the axis of the pin shaft assembly B (4-B) and the axis of the pin shaft assembly C (4-C) forms a triangle, and the triangle is an isosceles triangle or an scalene triangle.
2. The wide-angle universal breaking hammer according to claim 1, wherein a clamping plate (5) is arranged between the front part of the hammer body (2) and the guard plate (3), the left and right sides of the front part of the hammer body (2) are connected with the guard plate (3) through the clamping plate (5), the hammer body (2) is provided with a fastening groove (21), the inner side of the clamping plate (5) is provided with a fastening convex surface (51) matched with the fastening groove (21), and a positioning groove part (52) matched with the front and back positions of the fastening groove (21), and bolts (7) penetrate through the guard plate (3) and the clamping plate (5) so as to clamp the left and right sides of the front part of the hammer body (2).
3. The large-angle universal breaking hammer according to claim 2, wherein a clamping strip (6) is arranged between the rear part of the hammer body (2) and the guard plate (3), the clamping strip (6) is provided with a clamping groove (61) for clamping the hammer body (2), bolts (7) penetrate through the guard plate (3) and the clamping strip (6) so as to clamp the left and right sides of the rear part of the hammer body (2), and the hammer body (2) is provided with clamping stop bulges (22).
4. A wide angle universal breaking hammer according to any one of claims 1 to 3, characterized in that each group of the pin shaft assemblies (4) comprises a pin shaft (41), an anti-falling sleeve (42) and an anti-falling bolt (43), one end of the pin shaft (41) is provided with a boss part (411), the pin shaft (41) is sleeved with a gasket (44) and penetrates into one side guard plate (3), a bushing (45) is arranged at the joint of the pin shaft (41) and the two side guard plates (3), the other end of the pin shaft (41) is exposed out of the guard plates (3) and sleeved with the anti-falling sleeve (42), the anti-falling bolt (43) penetrates through the anti-falling sleeve (42) and the pin shaft elastic pad (46) to be locked by the anti-falling nut (47), and a butter nozzle (48) is arranged at the axis of the pin shaft (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810224609.5A CN108222109B (en) | 2018-03-19 | 2018-03-19 | Large-angle universal breaking hammer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810224609.5A CN108222109B (en) | 2018-03-19 | 2018-03-19 | Large-angle universal breaking hammer |
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| Publication Number | Publication Date |
|---|---|
| CN108222109A CN108222109A (en) | 2018-06-29 |
| CN108222109B true CN108222109B (en) | 2023-08-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810224609.5A Active CN108222109B (en) | 2018-03-19 | 2018-03-19 | Large-angle universal breaking hammer |
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| CN (1) | CN108222109B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108951746B (en) * | 2018-08-01 | 2020-12-18 | 嵊州市越通非开挖建设有限公司 | Multifunctional breaking hammer convenient to disassemble and assemble |
| CN212896564U (en) * | 2020-06-17 | 2021-04-06 | 台州贝力特机械有限公司 | Shell structure of hydraulic breaking hammer |
| CN113931248B (en) * | 2021-12-16 | 2022-03-01 | 烟台成泰建筑机械有限公司 | Combined quartering hammer of bull formula and position adjustable |
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| CN206034525U (en) * | 2016-09-05 | 2017-03-22 | 中国建筑第八工程局有限公司 | Quartering hammer device for breaker |
| CN207003521U (en) * | 2017-06-13 | 2018-02-13 | 徐州巴特工程机械股份有限公司 | Breaking hammer casing attachment structure |
| CN208201973U (en) * | 2018-03-19 | 2018-12-07 | 张家港保税区永大机械有限公司 | Wide-angle quartering hammer |
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|---|---|---|---|---|
| EP0717153A2 (en) * | 1994-12-14 | 1996-06-19 | 1994 Weyer Family Limited Partnership | Adjustable and tiltable implement coupling |
| CN104162462A (en) * | 2014-05-29 | 2014-11-26 | 襄阳忠良工程机械有限责任公司 | Hydraulic breaking hammer |
| CN206034525U (en) * | 2016-09-05 | 2017-03-22 | 中国建筑第八工程局有限公司 | Quartering hammer device for breaker |
| CN207003521U (en) * | 2017-06-13 | 2018-02-13 | 徐州巴特工程机械股份有限公司 | Breaking hammer casing attachment structure |
| CN208201973U (en) * | 2018-03-19 | 2018-12-07 | 张家港保税区永大机械有限公司 | Wide-angle quartering hammer |
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| Publication number | Publication date |
|---|---|
| CN108222109A (en) | 2018-06-29 |
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