Auxiliary device of electric hammer

Abstract

The invention discloses an auxiliary device of an electric hammer, and relates to the technical field of auxiliary devices of electric hammers. Comprising a mounting frame, a connecting frame is fixed to one side of the mounting frame, a connecting belt is arranged at the bottom of the connecting frame, a first adjusting buckle used for adjusting the effective length of the connecting belt is arranged on the connecting belt, and the mounting frame is fixed to an electric hammer body through the connecting frame and the connecting belt; the wearable assembly is provided with a supporting plate, a ball seat is installed at the top of the supporting plate, a movable ball is movably installed in the ball seat, and two annular arc plates are arranged on the inner side of the ball seat. By arranging the mounting frame, the wearable assembly and other structures, the wearable assembly can be worn on the body, the supporting plate is supported on the shoulder, and the first bandage penetrates through the armpit for auxiliary fixing; the first connecting seat is connected with the second connecting seat, so that during use, the shoulder is used for assisting in bearing force, the working strength of the arm is reduced to a certain extent, and the device can be well suitable for working at an upward view angle.

Description

Technical Field

[0001] The invention relates to the technical field of electric hammer auxiliary devices, and in particular to an auxiliary device for an electric hammer. Background Art

[0002] As a common electric tool, electric hammers are widely used in construction, decoration, home maintenance and other fields. However, when using electric hammers to perform upward-angle work (such as ceiling work), operators often need to bear a large arm burden, resulting in arm fatigue after long-term work, affecting work efficiency and work quality. In addition, most existing electric hammer auxiliary devices have simple structures and cannot provide effective support and angle adjustment.

[0003] After searching, the application scheme of Chinese patent application number CN201520172690.9 discloses an electric hammer auxiliary device for suspended ceilings, which aims to provide an electric hammer auxiliary device that facilitates electric hammer drilling holes on the ceiling. The key points of its technical solution are that it includes a bracket for fixing the electric hammer, and a connecting rod mechanism is arranged on the bracket. The connecting rod mechanism includes a driving connecting rod, and the driving connecting rod is hinged on the bracket. A fixed rod for fixing the electric hammer is arranged on any side of the driving connecting rod. The fixed rod is hinged to the driving connecting rod. An auxiliary mechanism for limiting the vertical movement of the fixed rod is also arranged on the bracket. The driving connecting rod can rotate around the hinge point, and an electric hammer is fixed at one end, and the other end can be used as a pressing end. The electric hammer auxiliary device in the above-mentioned document has the following shortcomings: although it can assist the operation, it needs to set up a bracket, is not portable enough, and adopts mechanical control, so its flexibility is poor, and it needs to be improved. Summary of the invention

[0004] The purpose of the present invention is to solve the shortcomings in the prior art and to propose an auxiliary device for an electric hammer.

[0005] In order to achieve the above object, the present invention adopts the following technical solutions: An auxiliary device for an electric hammer, comprising: A mounting frame, a connecting frame is fixed on one side of the mounting frame, a connecting belt is provided at the bottom of the connecting frame, a first adjusting buckle for adjusting the effective length of the connecting belt is provided on the connecting belt, and the mounting frame is fixed to the electric hammer body through the connecting frame and the connecting belt; A wearable component, wherein a support plate is provided on the wearable component, a ball seat is installed on the top of the support plate, a movable ball is movably installed in the ball seat, two annular arc plates are provided on the inner side of the ball seat, and the side of the annular arc plate close to the movable ball is an arc surface structure; an annular cavity is formed between the two annular arc plates, and a fixing piece for fixing the movable ball is provided in the annular cavity; A telescopic connection part, the telescopic connection part is fixed on the movable ball, and a second connection seat is installed at one end of the connection part; A first connecting seat, the first connecting seat is installed at the rear of the mounting frame, and the first connecting seat is detachably connected to the second connecting seat; Among them, the wearable components include: A second strap, with matching Velcro strips at both ends of the second strap; An auxiliary fixing belt is arranged on the second binding belt, and the support plate is fixed on the auxiliary fixing belt.

[0006] As a preferred embodiment of the present invention: a first strap is installed on the support plate, and a second adjustment buckle for adjusting the effective length of the first strap is provided on the first strap.

[0007] As a preferred embodiment of the present invention: the first connecting seat is hollow inside, and a circumferentially distributed guide tube is provided on the inner side of one end of the first connecting seat, an elastic bent column is movably connected in the guide tube, and the end of each elastic bent column is fixed with the same slide plate, a guide column is fixed on the inner side of the first connecting seat, and the slide plate is slidably connected to the outer wall of the guide column; a clamping cavity adapted to the end of the first connecting seat is provided on the inner side of the end of the second connecting seat, and circumferentially distributed positioning holes are provided in the clamping cavity of the second connecting seat, and when the second connecting seat is clamped on the first connecting seat, the position of the positioning holes is adapted to the position of the end of the guide tube; the slide plate and the inner wall of the end of the first connecting seat are connected by a first spring; The mounting frame is provided with a toggle member for controlling the movement of the slide plate.

[0008] As a preferred embodiment of the present invention: the toggle member includes: A pressing frame, the pressing frame is slidably connected to the inner wall of the mounting frame, and the pressing frame and the mounting frame are connected via a second spring; An extrusion rod is installed at the end of the pressing frame, and an extrusion wheel is movably installed at the end of the extrusion rod; an inclined plate is fixed on the top of the slide plate, and the inclined plate is located on the moving path of the extrusion wheel.

[0009] As a preferred embodiment of the present invention: the telescopic connection portion includes: A sleeve, the sleeve passes through the center of the movable ball; A connecting rod is slidably connected to the inner wall of the sleeve, a second connecting seat is fixed to one end of the connecting rod, and the second connecting seat and the sleeve are connected through a third spring.

[0010] As a preferred embodiment of the present invention: the fixing part adopts an annular airbag, the annular airbag is located in the annular cavity, a non-slip pad is provided on the side of the annular airbag close to the movable ball, one side of the annular airbag is connected with an air pipe, an air pump bracket is installed on the mounting frame, an air pump is installed on the inner side of the air pump bracket, one end of the air pipe is connected to the end of the air pump, and a control button for controlling the air pump to suck, exhaust and stop is installed on the air pump bracket.

[0011] As a preferred embodiment of the present invention: side brackets are fixed to the outer walls of both sides of the mounting frame; an auxiliary fixing frame is slidably connected to the inner wall of the side bracket, and the auxiliary fixing frame and the side bracket are connected by a clamping spring; a fixing buckle is provided at one end of the auxiliary fixing frame, and the two fixing buckles are closed to form an annular structure that is compatible with the handle of the electric hammer body.

[0012] As a preferred embodiment of the present invention: a mounting plate is installed at the front end of the mounting frame, a slide rod is slidably connected inside the mounting plate, one end of the slide rod is connected to the mounting plate through a fourth spring, and a roller is rotatably installed on one end of the slide rod through an axis.

[0013] As a preferred embodiment of the present invention: a card slot is provided at the front end of the mounting frame, and the mounting plate is detachably connected to the card slot.

[0014] As a preferred embodiment of the present invention: an end frame is fixed to the outer side of the rear end of the sleeve, a suspension rope is connected to the bottom of the end frame, and a plurality of counterweights are detachably mounted on the suspension rope.

[0015] The beneficial effects of the present invention are: The present invention provides a mounting frame, a wearable component and other structures, so that the wearable component can be worn on the body, the support plate is supported on the shoulder, and the first strap is passed through the armpit for auxiliary fixation; the first connecting seat is connected to the second connecting seat, so that when in use, the shoulder is used to assist in bearing the load, which reduces the working intensity of the arm to a certain extent, and can be well adapted to work at an upward angle.

[0016] The present invention provides structures such as an elastic bent column and a guide tube, so that when the second connecting seat and the first connecting seat are snap-connected, based on the action force of the first spring, one end of the elastic bent column can be prompted to extend out of the guide tube and inserted into the positioning hole, thereby reinforcing the first connecting seat and the second connecting seat and improving the reliability of the connection.

[0017] The present invention provides a toggle member, which can press the pressing frame to squeeze the slide plate to one side using the squeezing wheel, thereby driving the slide plate to move along the outer wall of the guide column and receiving the elastic curved column in the guide tube, so as to facilitate the separation of the first connecting seat and the second connecting seat.

[0018] The present invention provides a telescopic connection part, which can facilitate the extension or retraction of the electric hammer during operation, thereby improving practicality; by providing structures such as a movable ball and an annular airbag, it can adjust the expansion degree of the annular airbag based on the operation of the air pump to inhale or exhaust air, thereby achieving fixation or release of the movable ball, so as to facilitate adjustment of the angle, thereby improving practicality.

[0019] The present invention can better perform auxiliary fixation by arranging structures such as fixing buckles and auxiliary fixing frames, thereby improving the firmness of the connection between the mounting frame and the electric hammer body; by arranging rollers and sliding rods to form a T-shaped structure, it can play a role in auxiliary positioning, which is helpful to judge whether it is skewed when operating with the electric hammer, thereby improving reliability. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic structural diagram of an auxiliary device for an electric hammer proposed by the present invention; Figure 2 This is a schematic structural diagram of another angle of an auxiliary device for an electric hammer proposed by the present invention; Figure 3 This is a structural schematic diagram of an auxiliary device mounting frame for an electric hammer proposed by the present invention; Figure 4 This is a schematic structural diagram of a cross-section view of a first connecting seat and a second connecting seat of an auxiliary device of an electric hammer proposed by the present invention after being separated; Figure 5 This is a schematic structural diagram of a cross-sectional view of a ball seat of an auxiliary device for an electric hammer proposed by the present invention; Figure 6 The present invention is a schematic structural diagram of the separation of a ball seat, an annular air bag and a movable ball of an auxiliary device of an electric hammer.

[0021] In the figure: 1 mounting frame, 2 electric hammer body, 3 sliding rod, 4 auxiliary fixing frame, 5 grip, 6 first strap, 7 Velcro, 8 second strap, 9 auxiliary fixing strap, 10 counterweight, 11 lifting rope, 12 sleeve, 13 ball seat, 14 air pipe, 15 third spring, 16 air pump, 17 support plate, 18 clamping spring, 19 connecting frame, 20 fixing buckle, 21 movable ball, 22 fourth spring, 23 mounting plate, 24 roller, 25 first adjusting buckle, 26 connecting belt, 27 connecting rod, 28 positioning hole, 29 pressing frame, 30 extrusion rod, 31 extrusion wheel, 32 guide column, 33 first connecting seat, 34 slide plate, 35 first spring, 36 guide tube, 37 elastic curved column, 38 second connecting seat, 39 inclined plate, 40 end frame, 41 annular air bag, 42 second adjusting buckle, 43 annular arc plate. DETAILED DESCRIPTION

[0022] The technical solution of the present invention is further described in detail below in conjunction with specific implementation methods.

[0023] Embodiments of the present invention are described in detail below, examples of which are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0024] Embodiment 1: An auxiliary device for an electric hammer, such as Figure 1-6 As shown, including: A mounting frame 1, a connecting frame 19 is fixed to one side of the mounting frame 1, a connecting belt 26 is provided at the bottom of the connecting frame 19, and a first adjusting buckle 25 for adjusting the effective length of the connecting belt 26 is provided on the connecting belt 26, and the mounting frame 1 is fixed to the electric hammer body 2 through the connecting frame 19 and the connecting belt 26; A wearable component is provided on the wearable component. A ball seat 13 is installed on the top of the support plate 17. An active ball 21 is movably installed in the ball seat 13. Two annular arc plates 43 are provided on the inner side of the ball seat 13. The side of the annular arc plate 43 close to the active ball 21 is an arc surface structure; an annular cavity is formed between the two annular arc plates 43, and a fixing member for fixing the active ball 21 is provided in the annular cavity; A telescopic connection part, which is fixed on the movable ball 21, and a second connection seat 38 is installed at one end of the connection part; A first connecting seat 33, the first connecting seat 33 is installed at the rear of the mounting frame 1, and the first connecting seat 33 is detachably connected to the second connecting seat 38; Among them, the wearable components include: A second binding strap 8, with matching Velcro 7 provided at both ends of the second binding strap 8; Auxiliary fixing belt 9, the auxiliary fixing belt 9 is arranged on the second binding belt 8, and the support plate 17 is fixed on the auxiliary fixing belt 9; A first strap 6, the first strap 6 is mounted on the support plate 17, and a second adjustment buckle 42 for adjusting the effective length of the first strap 6 is provided on the first strap 6; By providing the mounting frame 1, the wearable component and other structures, the wearable component can be worn on the body, the support plate 17 is supported on the shoulder, and the first strap 6 is passed through the armpit for auxiliary fixation; the first connecting seat 33 is connected to the second connecting seat 38, so that when in use, the shoulder is used to assist in bearing the load, which reduces the working intensity of the arm to a certain extent, and can be well suitable for work at an upward angle, such as working on the ceiling.

[0025] In order to facilitate the connection between the second connection base 38 and the first connection base 33; Figure 4As shown, the first connecting seat 33 is hollow inside, and a circumferentially distributed guide tube 36 is provided inside one end of the first connecting seat 33, and an elastic bent column 37 is movably connected inside the guide tube 36, and the end of each elastic bent column 37 is fixed with the same slide plate 34, and a guide column 32 is fixed inside the first connecting seat 33, and the slide plate 34 is slidably connected to the outer wall of the guide column 32; a clamping cavity adapted to the end of the first connecting seat 33 is provided inside the end of the second connecting seat 38, and circumferentially distributed positioning holes 28 are opened in the clamping cavity of the second connecting seat 38. When the second connecting seat 38 is clamped on the first connecting seat 33, the position of the positioning hole 28 is adapted to the position of the end of the guide tube 36; the slide plate 34 and the inner wall of the end of the first connecting seat 33 are connected by a first spring 35; The mounting frame 1 is provided with a toggle member for controlling the movement of the slide plate 34; The elastic curved column 37 can be made of a material that can be bent and deformed and has a certain support and limiting capacity, such as an elastic steel bar; By providing structures such as the elastic bent column 37 and the guide tube 36, when the second connecting seat 38 and the first connecting seat 33 are snap-connected, based on the action force of the first spring 35, one end of the elastic bent column 37 can be extended out of the guide tube 36 and inserted into the positioning hole 28, thereby reinforcing the first connecting seat 33 and the second connecting seat 38 and improving the reliability of the connection.

[0026] In order to facilitate the control of the movement of the slide plate 34; Figure 4 As shown, the toggle member includes: A pressing frame 29, the pressing frame 29 is slidably connected to the inner wall of the mounting frame 1, and the pressing frame 29 and the mounting frame 1 are connected via a second spring; An extrusion rod 30 is mounted on the end of the pressing frame 29, and an extrusion wheel 31 is movably mounted on the end of the extrusion rod 30; an inclined plate 39 is fixed on the top of the slide plate 34, and the inclined plate 39 is located on the moving path of the extrusion wheel 31; By providing a toggle member, the pressing frame 29 can be pressed to squeeze the slide plate 34 to one side by the squeezing wheel 31, thereby driving the slide plate 34 to move along the outer wall of the guide column 32, and the elastic curved column 37 is received in the guide tube 36, so as to facilitate the separation of the first connecting seat 33 and the second connecting seat 38; In addition, a pull ring may be used, which is fixed on the slide plate 34, and the movement of the slide plate 34 is controlled by pulling the pull ring.

[0027] In order to facilitate the work; Figure 1 , Figure 5 As shown, the telescopic connection portion includes: A sleeve 12, the sleeve 12 passes through the center of the movable ball 21; A connecting rod 27, the connecting rod 27 is slidably connected to the inner wall of the sleeve 12, a second connecting seat 38 is fixed to one end of the connecting rod 27, and the second connecting seat 38 and the sleeve 12 are connected via a third spring 15; By providing a telescopic connection part, the electric hammer can be easily extended or retracted during operation, thereby improving practicality.

[0028] In order to facilitate the fixing of the movable ball 21; Figure 3 , Figure 5 , Figure 6 As shown, the fixing member adopts an annular airbag 41, which is located in the annular cavity, and a non-slip pad is provided on the side of the annular airbag 41 close to the active ball 21, and an air pipe 14 is connected to one side of the annular airbag 41, and an air pump bracket is installed on the mounting frame 1, and an air pump 16 is installed inside the air pump bracket. One end of the air pipe 14 is connected to the end of the air pump 16, and a control button for controlling the air pump 16 to inhale, exhaust, and stop is installed on the air pump bracket; By providing structures such as the movable ball 21 and the annular airbag 41, the air pump 16 can be operated to inhale or exhaust air, thereby adjusting the expansion degree of the annular airbag 41, thereby fixing or releasing the movable ball 21 to facilitate angle adjustment and improve practicality.

[0029] In order to improve the fixation effect; Figure 3 As shown, side brackets are fixed to the outer walls of both sides of the mounting frame 1; an auxiliary fixing frame 4 is slidably connected to the inner wall of the side bracket, and the auxiliary fixing frame 4 and the side bracket are connected by a clamping spring 18; a fixing buckle 20 is provided at one end of the auxiliary fixing frame 4, and the two fixing buckles 20 are closed to form an annular structure adapted to the handle 5 of the electric hammer body 2; By providing structures such as the fixing buckle 20 and the auxiliary fixing frame 4, auxiliary fixing can be better performed, thereby improving the firmness of the connection between the mounting frame 1 and the electric hammer body 2.

[0030] To improve practicality; Figure 3 As shown, a mounting plate 23 is installed at the front end of the mounting frame 1, a slide bar 3 is slidably connected inside the mounting plate 23, one end of the slide bar 3 is connected to the mounting plate 23 via a fourth spring 22, and a roller 24 is rotatably installed at one end of the slide bar 3 via an axis; By arranging the roller 24 and the slide bar 3 to form a T-shaped structure, it can play a role in auxiliary positioning, help to determine whether it is skewed when operating with an electric hammer, and improve reliability.

[0031] In order to facilitate disassembly and assembly; Figure 3 As shown, the front end of the mounting frame 1 is provided with a card slot, and the mounting plate 23 is detachably connected to the card slot; By providing structures such as card slots, the mounting plate 23 can be easily disassembled. In the present solution, multiple structures are all detachably arranged and can be installed according to actual needs, thereby improving practicality.

[0032] Example 2: Figure 5 As shown, in order to improve practicality; this embodiment makes the following improvements on the basis of embodiment 1: an end frame 40 is fixed to the outer side of the tail end of the sleeve 12, a suspension rope 11 is connected to the bottom of the end frame 40, and a plurality of counterweight blocks 10 are detachably mounted on the suspension rope 11; By providing structures such as the counterweight block 10 , a counterweight effect can be achieved, so that the center of gravity is as close to the support plate 17 as possible, thereby improving reliability.

[0033] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An auxiliary device for an electric hammer, characterized in that: include: A mounting frame (1), wherein a connecting frame (19) is fixed to one side of the mounting frame (1), a connecting belt (26) is provided at the bottom of the connecting frame (19), a first adjusting buckle (25) for adjusting the effective length of the connecting belt (26) is provided on the connecting belt (26), and the mounting frame (1) is fixed to the electric hammer body (2) via the connecting frame (19) and the connecting belt (26); A wearable component, wherein a support plate (17) is provided on the wearable component, a ball seat (13) is installed on the top of the support plate (17), a movable ball (21) is movably installed in the ball seat (13), two annular arc plates (43) are provided on the inner side of the ball seat (13), and a side of the annular arc plate (43) close to the movable ball (21) is in an arc surface structure; an annular cavity is formed between the two annular arc plates (43), and a fixing member for fixing the movable ball (21) is provided in the annular cavity; A telescopic connection part, the telescopic connection part is fixed on the movable ball (21), and a second connection seat (38) is installed at one end of the connection part; A first connecting seat (33), the first connecting seat (33) being mounted on the rear portion of the mounting frame (1), the first connecting seat (33) being detachably connected to the second connecting seat (38); Among them, the wearable components include: A second binding strap (8), with matching Velcro strips (7) provided at both ends of the second binding strap (8); An auxiliary fixing belt (9), wherein the auxiliary fixing belt (9) is arranged on the second binding belt (8), and the support plate (17) is fixed on the auxiliary fixing belt (9).

2. The auxiliary device for an electric hammer according to claim 1, characterized in that: A first binding strap (6) is mounted on the support plate (17), and a second adjustment buckle (42) for adjusting the effective length of the first binding strap (6) is provided on the first binding strap (6).

3. The auxiliary device for an electric hammer according to claim 1, characterized in that: The first connecting seat (33) is hollow inside, and a circumferentially distributed guide tube (36) is provided inside one end of the first connecting seat (33), an elastic bent column (37) is movably connected inside the guide tube (36), and the end of each elastic bent column (37) is fixed with a same slide plate (34), and a guide column (32) is fixed inside the first connecting seat (33), and the slide plate (34) is slidably connected to the outer wall of the guide column (32); a clamping cavity matching the end of the first connecting seat (33) is provided inside the end of the second connecting seat (38), and circumferentially distributed positioning holes (28) are provided in the clamping cavity of the second connecting seat (38), and when the second connecting seat (38) is clamped on the first connecting seat (33), the position of the positioning hole (28) matches the position of the end of the guide tube (36); the slide plate (34) and the inner wall of the end of the first connecting seat (33) are connected via a first spring (35); The mounting frame (1) is provided with a toggle member for controlling the movement of the slide plate (34).

4. The auxiliary device for an electric hammer according to claim 3, characterized in that: The toggle member comprises: A pressing frame (29), the pressing frame (29) being slidably connected to the inner wall of the mounting frame (1), and the pressing frame (29) and the mounting frame (1) being connected via a second spring; An extrusion rod (30) is mounted on the end of the pressing frame (29), and an extrusion wheel (31) is movably mounted on the end of the extrusion rod (30); an inclined plate (39) is fixed on the top of the slide plate (34), and the inclined plate (39) is located on the moving path of the extrusion wheel (31).

5. The auxiliary device for an electric hammer according to claim 4, characterized in that: The telescopic connection portion comprises: A sleeve (12), the sleeve (12) passing through the center of the movable ball (21); A connecting rod (27) is slidably connected to the inner wall of the sleeve (12); a second connecting seat (38) is fixed to one end of the connecting rod (27); and the second connecting seat (38) and the sleeve (12) are connected via a third spring (15).

6. The auxiliary device for an electric hammer according to claim 1, characterized in that: The fixing member adopts an annular airbag (41), which is located in the annular cavity. A non-slip pad is provided on one side of the annular airbag (41) close to the activity ball (21). One side of the annular airbag (41) is connected to an air pipe (14). An air pump bracket is installed on the mounting frame (1), an air pump (16) is installed inside the air pump bracket, one end of the air pipe (14) is connected to the end of the air pump (16), and a control button for controlling the air pump (16) to inhale, exhaust, and stop is installed on the air pump bracket.

7. The auxiliary device for an electric hammer according to claim 1, characterized in that: Side brackets are fixed to the outer walls of both sides of the mounting frame (1); an auxiliary fixing frame (4) is slidably connected to the inner wall of the side bracket, and the auxiliary fixing frame (4) and the side bracket are connected via a clamping spring (18); a fixing buckle (20) is provided at one end of the auxiliary fixing frame (4), and the two fixing buckles (20) are closed to form an annular structure that matches the handle (5) of the electric hammer body (2).

8. The auxiliary device for an electric hammer according to claim 1, characterized in that: A mounting plate (23) is mounted at the front end of the mounting frame (1), a slide bar (3) is slidably connected inside the mounting plate (23), one end of the slide bar (3) and the mounting plate (23) are connected via a fourth spring (22), and a roller (24) is rotatably mounted on one end of the slide bar (3) via an axis.

9. The auxiliary device for an electric hammer according to claim 8, characterized in that: The front end of the mounting frame (1) is provided with a slot, and the mounting plate (23) is detachably engaged in the slot.

10. The auxiliary device for an electric hammer according to claim 5, characterized in that: An end frame (40) is fixed to the outside of the rear end of the sleeve (12), a suspension rope (11) is connected to the bottom of the end frame (40), and a plurality of counterweight blocks (10) are detachably mounted on the suspension rope (11).

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