Handheld hydraulic breaking hammer with protective structure

Abstract

The utility model belongs to the field of breaking hammers, and particularly relates to a handheld hydraulic breaking hammer with a protective structure, which comprises the protective structure and a main body, a breaking rod is arranged at the center of the outer wall of the bottom end of the main body, pipelines distributed in an up-down structure are arranged on the outer wall of the main body, and a rotating structure is arranged at the top end of the main body. The rotating structure comprises a mounting column, a gear groove is formed in the outer wall of the top end of the mounting column, and a connecting rod is movably mounted in the gear groove through a bearing; through the arrangement of the gear, when the jacking column rotates, the jacking column rotates at the top of the main body under the action of the connecting rod and the bearing body, and in the rotating process of the gear, the limiting block can move in the limiting groove through the limiting spring, so that the device can be adjusted according to the requirements of users and different working scenes; the angle of the holding rod is effectively adjusted, so that a user can conveniently crush materials, and the structure is more perfect due to the arrangement of the telescopic rod.

Description

Technical Field

[0001] The utility model relates to the field of breaking hammers, in particular to a handheld hydraulic breaking hammer with a protective structure. Background Art

[0002] A hydraulic breaker, also known as a hydraulic pick or hydraulic gun, is powered by the pressurized oil provided by the pump station of an excavator or loader. It can more effectively clean floating stones and soil in rock crevices when excavating the foundation of a building. The hydraulic breaker adopts the most optimized design concept, increases the stroke of the piston and cylinder, and uses the same diameter for the piston and drill rod, so that the breaker and the main machine are best matched, the highest output energy is reasonably utilized, energy is saved, and the highest working efficiency is achieved.

[0003] Chinese patent No. CN208792125U discloses a handheld multifunctional road construction breaker hammer, including a breaker hammer, a drill bit, a hydraulic pipe and a handle. The handles are welded on both sides of the breaker hammer, the hydraulic pipe is embedded on the left side of the breaker hammer, the drill bit is nested on the bottom of the breaker hammer, a fixed cylinder is welded on the front surface of the breaker hammer, a baffle is nested on the bottom of the breaker hammer, the fixed cylinder includes a spring, one end of the spring is fixedly connected to the inner wall of the fixed cylinder, the other end of the spring is fixedly connected to a fixed block, a flashlight is penetrated through the interior of the fixed cylinder, and the fixed block fits tightly to the back of the flashlight.

[0004] The above-mentioned equipment and the equipment on the market can connect the two baffles together through the baffle, which is convenient for people to move and assemble the crushing hammer, so that the baffle can protect people well and avoid hurting the construction workers when the cement blocks splash. The light-transmitting pole is made of tempered glass with good impact resistance and light transmission ability, so that it can not only protect the construction workers well, but also allow the light emitted by the flashlight to pass through the baffle to provide lighting for the construction workers.

[0005] However, during the operation of the above-mentioned devices and those on the market, since the positions of the handles and the hydraulic pipes are fixed, it may be inconvenient for the operator to crush the materials due to the external environment and the positions of the handles and the hydraulic pipes, thereby reducing the applicability and promotion of the devices. Therefore, in view of the above-mentioned problems, a handheld hydraulic breaker with a protective structure is proposed. Summary of the invention

[0006] In order to make up for the shortcomings of the prior art and the problem of a handheld hydraulic breaker with a protective structure, the utility model provides a handheld hydraulic breaker with a protective structure.

[0007] The technical solution adopted by the utility model to solve its technical problems is: a hand-held hydraulic breaker hammer with a protective structure, comprising a protective structure and a main body, a breaker rod is arranged at the center of the outer wall of the bottom end of the main body, and a pipe distributed in an upper and lower structure is arranged on the outer wall of the main body, a rotating structure is arranged at the top of the main body, and the rotating structure comprises a mounting column, a gear groove is opened on the outer wall of the top end of the mounting column, and a connecting rod is movably installed inside the gear groove through a bearing, a gear is installed on the outer wall of the connecting rod located inside the gear groove through bolts, and a limiting groove distributed in an annular structure with equal distances is opened on the inner top end of the mounting column, a limiting spring is arranged inside the limiting groove, and a limiting block matching the gear teeth is welded to one end of the limiting spring, a mounting groove is opened on the inner side of the mounting column close to one of the limiting grooves, and a telescopic rod is installed inside the mounting groove through bolts, and a bearing body is arranged on the outer wall of the top end of the mounting column.

[0008] Preferably, a top column is provided on the top outer wall of the bearing body, and the top end of the connecting rod is mounted on the bottom outer wall of the top column by means of bolts.

[0009] Preferably, the protective structure comprises an outer ring, spring grooves are formed on both sides of the inner part of the outer ring, and a pressing rod extending to the outside of the outer ring is slidably connected to the inner part of the spring groove.

[0010] Preferably, a spring is arranged inside the spring groove, and the spring is sleeved on the outer wall of the pressing rod.

[0011] Preferably, a protective shell is slidably connected to the interior of the outer ring, and grooves are provided on both sides of the interior of the protective shell, and a motion rod is inserted into the interior of the groove.

[0012] Preferably, a compression spring is disposed inside the groove, and the compression spring is sleeved on the outer wall of the motion rod.

[0013] Preferably, the top column is located on the outer wall inside the outer ring and is installed with an inner ring slidably connected to the protective shell by bolts, and the top column is located on the outer wall inside the inner ring and is installed with a grip rod by bolts, and a sponge cover is sleeved on the outer wall of the grip rod.

[0014] The utility model is beneficial in that:

[0015] 1. The utility model has a gear, when the top column rotates, the top column rotates on the top of the main body by the action of the connecting rod and the bearing body, and in the process of the gear rotation, the limit block moves inside the limit groove by the limit spring, so that the device can effectively adjust the angle of the grip according to the needs of the user and the different working scenes, so as to facilitate the user to crush the material, and the setting of the telescopic rod makes the structure more perfect;

[0016] 2. The utility model provides a spring and an extrusion spring. When the protective shell enters between the inner ring and the outer ring, the extrusion spring uses the force of the spring to drive the moving rod to be inserted into the inside of the spring groove, thereby fixing the protective shell of the structure. Such a structure allows the protective shell of the device to be quickly disassembled and replaced after it is damaged, thereby improving the practicality of the device. The groove on the outer wall of the inner ring and the protrusion on the inner wall of the protective shell make the fixing of the protective shell more effective, and the spring and the pressing rod are used to make the structure more perfect. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 It is a structural schematic diagram of a handheld hydraulic breaker with a protective structure of the utility model;

[0019] Figure 2 It is a structural schematic diagram of the rotating structure, the protective structure and the top column of the utility model;

[0020] Figure 3 It is a structural schematic diagram of the top column and the grip rod of the utility model;

[0021] Figure 4 For the utility model Figure 3 The enlarged structural diagram at A in the middle;

[0022] Figure 5 For the utility model Figure 2 Schematic diagram of the enlarged structure at point B.

[0023] In the figure: 1. breaking rod; 2. main body; 3. pipeline; 4. rotating structure; 41. mounting column; 42. gear groove; 43. gear; 44. connecting rod; 45. limiting groove; 46. limiting spring; 47. limiting block; 48. mounting groove; 49. telescopic rod; 410. bearing body; 5. top column; 6. protective structure; 61. outer ring; 62. spring groove; 63. pressing rod; 64. spring; 65. protective shell; 66. groove; 67. moving rod; 68. extrusion spring; 7. inner ring; 8. grip rod; 9. sponge cover. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] The following is combined with Figure 1 —5 further details of this application,

[0026] The present application embodiment discloses a handheld hydraulic breaker with a protective structure. Figure 1 , Figure 2 , Figure 3 , Figure 4 as well as Figure 5 A handheld hydraulic breaker with a protective structure includes a handheld hydraulic breaker with a protective structure, including a protective structure 6 and a main body 2, a breaker rod 1 is arranged at the center of the outer wall of the bottom end of the main body 2, and a pipe 3 distributed in an up-and-down structure is arranged on the outer wall of the main body 2, and a rotating structure 4 is arranged at the top of the main body 2, and the rotating structure 4 includes a mounting column 41, a gear groove 42 is opened on the outer wall of the top end of the mounting column 41, and a connecting rod 44 is movably installed inside the gear groove 42 through a bearing, and a gear 43 is installed on the outer wall of the connecting rod 44 located inside the gear groove 42 through bolts, and a limiting groove 45 distributed in an annular structure with equal distances is opened on the inner top of the mounting column 41, and the limiting groove 45 is equidistantly arranged in an annular structure. A limit spring 46 is arranged inside the positioning groove 45, and a limit block 47 matching the teeth of the gear 43 is welded to one end of the limit spring 46. A mounting groove 48 is opened on the inner side of the mounting column 41 close to one of the limit grooves 45, and a telescopic rod 49 is installed inside the mounting groove 48 by bolts. A bearing body 410 is arranged on the top outer wall of the mounting column 41. When the connecting rod 44 drives the gear 43 to move, the gear 43 utilizes the action of the limit block 47 and the limit spring 46 to make the limit block 47 slide left and right inside the positioning groove 45. When the telescopic rod 49 is started, the telescopic rod 49 utilizes the mutual fit between its output rod and the limit block 47 to realize the positioning and fixation of the gear 43.

[0027] Preferably, a top column 5 is provided on the top outer wall of the bearing body 410, and the top end of the connecting rod 44 is installed on the bottom outer wall of the top column 5 by bolts. When the top column 5 rotates, the top column 5 drives the connecting rod 44 to rotate, and utilizes the effect of the bearing body 410 to make the rotation of the top column 45 smoother.

[0028] Preferably, the protective structure 6 includes an outer ring 61, spring grooves 62 are provided on both sides of the inner part of the outer ring 61, and the inner part of the spring groove 62 is slidably connected to a pressing rod 63 extending to the outside of the outer ring 61. When pressure is applied to the pressing rod 63, the pressing rod 63 will move left and right inside the spring groove 62, and the spring groove 62 can limit the moving position of the pressing rod 63.

[0029] Preferably, a spring 64 is disposed inside the spring groove 62 , and the spring 64 is sleeved on the outer wall of the pressing rod 63 . When pressure is continuously applied to the pressing rod 63 , the pressing rod 63 will squeeze the spring 64 .

[0030] Preferably, the inner part of the outer ring 61 is slidably connected to a protective shell 65, and grooves 66 are provided on both sides of the inner part of the protective shell 65, and a moving rod 67 is inserted into the inner part of the groove 66. The protective cover 65 can protect the operator's hands and prevent the user's hands from being injured due to splashing of materials.

[0031] Preferably, a squeeze spring 68 is provided inside the groove 66, and the squeeze spring 68 is sleeved on the outer wall of the movement rod 67. When the movement rod 67 moves left and right, the movement rod 67 applies pressure to the squeeze spring 68, so that the squeeze spring 68 accumulates force using the characteristics of the spring.

[0032] Preferably, an inner ring 7 slidably connected to the protective shell 65 is installed on the outer wall of the top column 5 located inside the outer ring 61 by bolts, and a grip rod 8 is installed on the outer wall of the top column 5 located inside the inner ring 7 by bolts, and a sponge cover 9 is sleeved on the outer wall of the grip rod 8. When the user holds the grip rod 8, the grip rod 8 uses the sponge cover 9 on its outer wall to contact the user's hand to protect the user's hand.

[0033] Working principle: First, connect the protrusion on the inner wall of the protective shell 65 with the groove on the outer wall of the inner ring 7, and insert the protective shell 65 between the inner ring 7 and the outer ring 61. At this time, by rotating the protective shell 65, when the protective shell 65 is rotated to the specified position, the extrusion spring 68 will use the force of the spring to drive the movement rod 67 to be inserted into the inside of the spring groove 62. At this time, the user can start the telescopic rod 49 according to the environment and work requirements. The telescopic rod 49 drives its output rod to slide and connect to the inside of the installation groove 48, and then by rotating the top column 5, the top column 5 will drive the connecting rod 44 to rotate, and the connecting rod 44 will drive the gear 43 to rotate During the rotation of the gear 43, the gear 43 will drive the limit block 47 to move, and the limit block 47 will squeeze the limit spring 46 to make the limit block 47 slide inside the limit groove 45. When it rotates to the specified position, the telescopic rod 49 is started again to make the output rod of the telescopic rod 49 contact the limit block 47 to achieve the positioning of the rotation angle of the device. Finally, when the user wants to disassemble the protective shell 65, he only needs to press the pressing rod 63, and the pressing rod 63 will drive the spring 64 to be squeezed, and push the moving rod 67 to slide and connect to the inside of the groove 66, so that the protective shell 65 can be disassembled.

[0034] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A handheld hydraulic breaker with a protective structure, characterized in that: The invention comprises a protective structure (6) and a main body (2), wherein a crushing rod (1) is arranged at the center of the outer wall at the bottom end of the main body (2), and a pipe (3) is arranged on the outer wall of the main body (2) in an upper and lower structure, and a rotating structure (4) is arranged at the top end of the main body (2). The rotating structure (4) comprises a mounting column (41), and a gear groove (42) is opened on the outer wall at the top end of the mounting column (41), and a connecting rod (44) is movably installed inside the gear groove (42) through a bearing, and the connecting rod (44) is located on the outer wall inside the gear groove (42) and is installed by bolts. A gear (43) is provided, and the top end of the interior of the mounting column (41) is provided with limit grooves (45) which are distributed in an annular structure at equal distances, a limit spring (46) is arranged inside the limit groove (45), and a limit block (47) matching the teeth of the gear (43) is welded to one end of the limit spring (46), a mounting groove (48) is provided on the inner side of the mounting column (41) close to one of the limit grooves (45), and a telescopic rod (49) is installed inside the mounting groove (48) by bolts, and a bearing body (410) is arranged on the outer wall of the top end of the mounting column (41).

2. A handheld hydraulic breaker with a protective structure according to claim 1, characterized in that: A top column (5) is provided on the top outer wall of the bearing body (410), and the top end of the connecting rod (44) is mounted on the bottom outer wall of the top column (5) by means of bolts.

3. The handheld hydraulic breaker with a protective structure according to claim 1, characterized in that: The protective structure (6) comprises an outer ring (61), spring grooves (62) are provided on both sides of the inner part of the outer ring (61), and a pressing rod (63) extending to the outside of the outer ring (61) is slidably connected to the inner part of the spring groove (62).

4. The handheld hydraulic breaker with a protective structure according to claim 3, characterized in that: A spring (64) is disposed inside the spring groove (62), and the spring (64) is sleeved on the outer wall of the pressing rod (63).

5. The handheld hydraulic breaker with a protective structure according to claim 3, characterized in that: The outer ring (61) is slidably connected to a protective shell (65), and grooves (66) are provided on both sides of the interior of the protective shell (65), and a motion rod (67) is inserted into the interior of the groove (66).

6. The handheld hydraulic breaker with a protective structure according to claim 5, characterized in that: A pressing spring (68) is arranged inside the groove (66), and the pressing spring (68) is sleeved on the outer wall of the movement rod (67).

7. The handheld hydraulic breaker with a protective structure according to claim 2, characterized in that: The top column (5) is located on an outer wall inside the outer ring (61) and is mounted with an inner ring (7) slidably connected to the protective shell (65) via bolts, and a gripping rod (8) is mounted on an outer wall inside the inner ring (7) via bolts, and a sponge sleeve (9) is sleeved on the outer wall of the gripping rod (8).

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