Quartering hammer with protective device

Abstract

The utility model belongs to the technical field of mechanical engineering, and particularly relates to a breaking hammer with a protective device, which comprises a breaking hammer main body, a drill rod is assembled at the bottom of the breaking hammer main body; a connecting piece is assembled on the side wall of the breaking hammer body, and two sets of connecting rods are connected to one end of the connecting piece. By pressing a button, the button abuts against a lower pressure spring through a bottom plate, a connecting block pulls a fixed connecting plate through a rotating rod, the fixed connecting plate pulls a rotating connecting rod, the rotating connecting rod slides in a groove, and meanwhile the rotating connecting rod drives a limiting button to slide in a fixing sleeve through a fixing plate; the limiting button extends into the connecting pipe, so that the limiting connecting base is installed, the limiting connecting base and the surface of the fixed connecting base are limited, then the nut is installed, the hand pressing the button is loosened, the limiting button is rebounded into the hole, the nut is prevented from falling off, loosening and falling off, and the situation that the safety of workers is affected due to device falling off caused by nut falling off is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of mechanical engineering, in particular to a breaking hammer with a protective device. Background Art

[0002] The breaker is an important construction equipment, and its quality directly affects the construction efficiency and safety. The breaker is an important engineering machinery equipment, and its main parts include piston, main bolt, main front, cylinder, main rear, etc. The materials of these parts have been strictly inspected and accepted to ensure the highest quality. The use of the breaker needs to follow the correct operation method to improve work efficiency and extend service life. The breaker is a device used to break soft or medium-hard and extremely hard materials. It is widely used in various ores, cement, refractory materials, bauxite clinker, corundum, glass raw materials, machine-made building sand, stone and various metallurgical slag fields;

[0003] When the breaker hammer is in use, the impact and blow of the drill rod are used to complete the crushing work, which causes bumps and vibrations between the device components, resulting in the loosening or falling off of the nuts, which not only affects the normal use of the device, but also easily causes the device to fall off and affect the safety of the workers. Therefore, a breaker hammer with a protective device is proposed to address the above problems. Utility Model Content

[0004] In order to make up for the shortcomings of the prior art, the loosening or falling off of the nut not only affects the normal use of the device, but also easily causes the device to fall off and affects the safety of the staff. The utility model proposes a breaker hammer with a protective device.

[0005] The technical solution adopted by the utility model to solve the technical problem is: a breaker hammer with a protective device, comprising a breaker hammer body; a drill rod is installed at the bottom of the breaker hammer body; a connecting piece is installed on the side wall of the breaker hammer body, one end of the connecting piece is connected to two groups of connecting rods, and both ends of the two groups of connecting rods are connected to anti-loosening structures, the anti-loosening structure comprises a connecting pipe, the connecting pipe is connected to the two ends of the connecting rod, a button is connected to the inner cavity side wall of the connecting pipe, the bottom of the button is connected to a fixed connecting rod, the left and right side walls of the fixed connecting rod are symmetrically connected with connecting blocks, the side wall of the connecting block is rotatably connected with a fixed connecting plate through a rotating rod, the other end side wall of the fixed connecting plate is rotatably connected with a rotating connecting rod, one end of the rotating connecting rod is connected to a limiting button through a fixing plate, the side wall of the limiting button is slidably connected with a fixing sleeve, the fixing sleeve is connected to the side wall of the connecting pipe, the other side side wall of the rotating connecting rod is connected to a limiting sliding groove, and one end of the limiting sliding groove is connected to the bottom of the fixing sleeve.

[0006] Preferably, a bottom plate is connected to the side wall of the lower end of the fixed connecting rod, and a pressure spring is sleeved on the side wall of the fixed connecting rod and at the bottom of the bottom plate, and the pressure spring corresponds to the bottom of the inner cavity of the connecting pipe.

[0007] Preferably, a groove is provided on the side wall of the position-limiting slide groove corresponding to the rotating connecting rod, and the groove and the rotating connecting rod are connected in a sliding manner.

[0008] Preferably, a fixed connecting seat is connected to the side wall of the connecting piece and located on the side wall of the connecting rod, a limited connecting seat is connected to the side wall of the fixed connecting seat, the limited connecting seat is sleeved on the side wall of the connecting rod, nuts are threadedly connected to both ends of the connecting rod, holes are respectively opened on the side walls of the nut corresponding to the limit buttons, and the hole and the limit button are matched in a clearance fit.

[0009] Preferably, holes are provided on the side walls of the connecting rod corresponding to the limit buttons, and the holes are connected to the limit buttons in a sliding manner.

[0010] The utility model is beneficial in that:

[0011] 1. The utility model presses a button so that the button can mortgage the pressure spring through the bottom plate, so that the connecting block pulls the fixed connecting plate through the rotating rod, so that the fixed connecting plate pulls the rotating connecting rod, so that the rotating connecting rod slides in the groove, and at the same time, the rotating connecting rod drives the limit button through the fixed plate to slide in the fixed sleeve, so that the limit button extends into the connecting pipe, so as to install the limit connecting seat, so that the limit connecting seat and the surface of the fixed connecting seat are limited, and then the nut is installed, and the hand pressing the button is released, so that the limit button is bounced back into the hole, preventing the nut from falling off, loosening, and falling off, so as to avoid the device falling off due to the falling off of the nut and affecting the safety of the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] 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.

[0013] Figure 1 This is a schematic diagram of the positive measurement structure of the utility model;

[0014] Figure 2 For this utility model Figure 1 Schematic diagram of some structures;

[0015] Figure 3 This is a schematic diagram of the anti-loosening structure of the utility model;

[0016] Figure 4 For this utility model Figure 3 Schematic diagram of some structures.

[0017] In the figure: 1. breaker body; 2. drill rod; 3. connector; 4. connecting rod; 5. anti-loosening structure; 501. connecting pipe; 502. button; 503. fixed connecting rod; 504. connecting block; 505. rotating rod; 506. fixed connecting plate; 507. rotating connecting rod; 508. fixed plate; 509. limiting slide groove; 510. limiting button; 511. fixing sleeve; 512. bottom plate; 513. pressure spring; 6. nut; 7. fixed connecting seat; 8. limiting connecting seat. DETAILED DESCRIPTION

[0018] 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.

[0019] The following is combined with Figure 1 —4 further details of this application,

[0020] The present application embodiment discloses a breaker hammer with a protective device. Figure 1 and Figure 4 A breaker hammer with a protective device comprises a breaker hammer body 1; a drill rod 2 is installed at the bottom of the breaker hammer body 1; a connecting piece 3 is installed on the side wall of the breaker hammer body 1, one end of the connecting piece 3 is connected to two groups of connecting rods 4, both ends of the two groups of connecting rods 4 are connected to anti-loosening structures 5, the anti-loosening structure 5 comprises a connecting pipe 501, the connecting pipe 501 is connected to both ends of the connecting rod 4, a button 502 is connected to the side wall of the inner cavity of the connecting pipe 501, the bottom of the button 502 is connected to a fixed connecting rod 503, and the left and right side walls of the fixed connecting rod 503 are symmetrically connected to connecting rods 503. Connecting block 504, the side wall of the connecting block 504 is rotatably connected with a fixed connecting plate 506 through a rotating rod 505, the other end side wall of the fixed connecting plate 506 is rotatably connected with a rotating connecting rod 507, one end of the rotating connecting rod 507 is connected to a limiting button 510 through a fixed plate 508, a fixed sleeve 511 is slidably connected to the side wall of the limiting button 510, the fixed sleeve 511 is connected to the side wall of the connecting tube 501, the other side wall of the rotating connecting rod 507 is connected with a limiting slide groove 509, one end of the limiting slide groove 509 is connected to the bottom of the fixed sleeve 511.

[0021] Reference Figure 1 and Figure 4, press the button 502 by hand, and the bottom plate 512 is connected to the side wall of the lower end of the fixed connecting rod 503. A pressure spring 513 is sleeved on the side wall of the fixed connecting rod 503 and located at the bottom of the bottom plate 512. The pressure spring 513 corresponds to the design of the bottom of the inner cavity of the connecting pipe 501, so that the button 502 presses the pressure spring 513 through the bottom plate 512. The left and right side walls of the fixed connecting rod 503 are symmetrically connected to the connecting block 504. The side wall of the connecting block 504 is connected by a rotating The design of the movable rod 505 being rotatably connected with the fixed connecting plate 506 allows the connecting block 504 to pull the fixed connecting plate 506 through the rotating rod 505, and the design of the rotating connecting rod 507 being rotatably connected on the side wall of the other end of the fixed connecting plate 506 allows the fixed connecting plate 506 to pull the rotating connecting rod 507, and a groove is provided on the side wall of the limiting sliding groove 509 corresponding to the rotating connecting rod 507, and the connection mode between the groove and the rotating connecting rod 507 is a sliding connection, so that the rotating connecting rod 507 can be rotated. When the movable link 507 slides in the groove, one end of the rotating link 507 is connected to the limit button 510 through the fixed plate 508, and a fixed sleeve 511 is slidably connected to the side wall of the limit button 510, and the fixed sleeve 511 is connected to the side wall of the connecting pipe 501. The other side wall of the rotating link 507 is connected to the limit slot 509, and one end of the limit slot 509 is connected to the bottom of the fixed sleeve 511, so that the rotating link 507 drives the limit slot 509 through the fixed plate 508. The position button 510 is slid into the fixed sleeve 511, so that the position button 510 extends into the connecting tube 501, thereby installing the position-limiting connecting seat 8, so that the position-limiting connecting seat 8 and the surface of the fixed connecting seat 7 are limited, and then the nut 6 is installed, and the hand pressing the button 502 is released, and the side wall of the nut 6 is provided with holes corresponding to the position button 510, and the matching mode of the hole and the position button 510 is a clearance matching design, so that the position button 510 is bounced back into the hole to prevent the nut 6 from falling off and loosening;

[0022] Working principle: Press the button 502 by hand, so that the button 502 presses the pressure spring 513 through the bottom plate 512, so that the connecting block 504 pulls the fixed connecting plate 506 through the rotating rod 505, so that the fixed connecting plate 506 pulls the rotating connecting rod 507, and a groove is opened on the side wall of the limiting sliding groove 509 corresponding to the rotating connecting rod 507, and the connection mode between the groove and the rotating connecting rod 507 is a sliding connection, so that the rotating connecting rod 507 slides in the groove, thereby making the rotating connecting rod 507 drive the limiting button 510 to slide in the fixed sleeve 511 through the fixed plate 508, so that the limiting button 510 extends into the connecting pipe 501, thereby installing the limiting connecting seat 8, so that the limiting connecting seat 8 and the fixed connecting seat 7 surface are limited, and then the nut 6 is installed, and the hand pressing the button 502 is released, so that the limiting button 510 is bounced back into the hole to prevent the nut 6 from falling off, loosening or falling off.

[0023] 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 breaker hammer with a protective device, characterized in that: The invention comprises a breaker hammer body (1); a drill rod (2) is installed at the bottom of the breaker hammer body (1); a connecting piece (3) is installed on the side wall of the breaker hammer body (1); one end of the connecting piece (3) is connected to two groups of connecting rods (4); both ends of the two groups of connecting rods (4) are connected to anti-loosening structures (5); the anti-loosening structures (5) comprise a connecting pipe (501); the connecting pipe (501) is connected to both ends of the connecting rods (4); a button (502) is connected to the side wall of the inner cavity of the connecting pipe (501); the bottom of the button (502) is connected to a fixed connecting rod (503); the left and right side walls of the fixed connecting rod (503) are symmetrically connected to connecting blocks (502); 04), a fixed connecting plate (506) is rotatably connected to the side wall of the connecting block (504) through a rotating rod (505), a rotating connecting rod (507) is rotatably connected to the side wall of the other end of the fixed connecting plate (506), one end of the rotating connecting rod (507) is connected to a limit button (510) through a fixed plate (508), a fixed sleeve (511) is slidably connected to the side wall of the limit button (510), the fixed sleeve (511) is connected to the side wall of the connecting pipe (501), a limiting sliding groove (509) is connected to the side wall of the other side of the rotating connecting rod (507), and one end of the limiting sliding groove (509) is connected to the bottom of the fixed sleeve (511).

2. A breaker hammer with a protective device according to claim 1, characterized in that: A bottom plate (512) is connected to the side wall of the lower end of the fixed connecting rod (503), and a pressure spring (513) is sleeved on the side wall of the fixed connecting rod (503) and at the bottom of the bottom plate (512), and the pressure spring (513) corresponds to the bottom of the inner cavity of the connecting pipe (501).

3. A breaker hammer with a protective device according to claim 1, characterized in that: A groove is provided on the side wall of the position-limiting sliding groove (509) corresponding to the rotating connecting rod (507), and the groove and the rotating connecting rod (507) are connected in a sliding manner.

4. A breaker hammer with a protective device according to claim 1, characterized in that: A fixed connection seat (7) is connected to the side wall of the connecting member (3) and is located on the side wall of the connecting rod (4); a limit connection seat (8) is connected to the side wall of the fixed connection seat (7); the limit connection seat (8) is sleeved on the side wall of the connecting rod (4); nuts (6) are threadedly connected to both ends of the connecting rod (4); holes are respectively provided on the side wall of the nut (6) corresponding to the limit button (510), and the hole and the limit button (510) are matched in a clearance fit.

5. A breaker hammer with a protective device according to claim 1, characterized in that: The side walls of the connecting rod (4) are provided with holes corresponding to the limit buttons (510), and the holes are connected to the limit buttons (510) in a sliding manner.

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