TWM471656U - Percussion device for wooden box drum - Google Patents

Description

Knocking device for wooden drum

This creation is about a percussion instrument, especially a percussion device for wooden drums.

As shown in FIG. 7, a hitting device for a conventional wooden box drum (CAJON) includes a knocking member 91 and a stepping member 92, and is connected between the knocking member 91 and the stepping member 92 by a wire member 93. When the wooden box drum 94 is used for tapping, the knocking member 91 is disposed in front of the knocking surface 941 of the wooden box drum 94, and the knocking member 91 is disposed on the side of the wooden box drum 94, and is used by the user when in use. Sitting on the wooden box drum 94, and one foot is placed on the stepping member 92, and the pedal 921 of the stepping member 92 is stepped on, and the pivot 911 of the knocking member 91 is rotated through the wire 93 to be knocked. The hammer 912 of the striker 91 strikes the knocking surface 941, and the wooden box drum 94 produces a sound, which is replaced by the knocking member 91 as compared with the conventional manner of tapping with the palm of the hand. Therefore, the user's hand can be used for other purposes, and it is more flexible when using a wooden drum for accompaniment.

However, the striking member 91 and the treading member 92 of the striking device are respectively disposed to be linked by the wire 93, and the striking member 91 can be linked by the striking member 91 to perform the tapping of the wooden box drum by the action of the treading member 92. However, the component is relatively complicated, the component cost is relatively high, and the knocking member 91 and the treading member 92 are separately arranged separately, which also has the problem of inconvenience of carrying.

Therefore, how to solve the problem of the tapping device of the above-mentioned conventional wooden box drum is the main focus of the creation.

The main purpose of the present invention is to solve the above problems and provide a tapping device for a wooden box drum, which simplifies the components and reduces the cost, and can also achieve the convenience of carrying.

For the purposes of the foregoing, this creative department includes:

a base comprising a bottom plate and two vertical columns, the two columns being disposed on the same side of the bottom plate;

a pedal having a first end and a second end away from each other, and being pivoted on the bottom plate between the first end and the second end, the first end being adjacent to the two columns;

a pivot shaft horizontally disposed at a top end of the two columns, including an inner side section between the two upright columns, and an outer side section extending from the outer side of the upright column;

a smashing, fixed to the outer side of the pivot;

a reset tension spring, one end is coupled to the base, and the other end is coupled to the pivot shaft, thereby resetting the tension spring to pin the pivot shaft to be reset after rotation;

a connecting member is connected between the first end of the pedal and the pivot, and is restricted by the rotation of the pivot, and the connecting member is used to pin the first end normal hem of the pedal, and the second end of the pedal is normally lifted ;

When the second end is stepped on the hem, the first end is tilted up and the connecting member is pulled to pull the pivot to rotate against the limit, and the reset tension spring is stretched, and the hit with the pivot The tapping direction pivots; the reset tension spring pulls the pivoting when the pedaling force disappears, and interlocks the connecting member to pull the first end hem to reset.

The above and other objects and advantages of the present invention will become more apparent from the detailed description and the accompanying drawings.

Of course, the present invention is allowed to differ in some of the parts, or the arrangement of the parts, but the selected embodiments are described in detail in the present specification, and the construction thereof is shown in the drawings.

(customized part)

91‧‧‧Knocking pieces
911‧‧‧ pivot

92‧‧‧Stepping
921‧‧‧ pedal

93‧‧‧Wire
94‧‧‧ wooden box drum

941‧‧‧Knocking surface

(this part of the creation)

1‧‧‧Base
11‧‧‧floor

111‧‧‧First pivotal
12‧‧‧ column

13‧‧‧Clamp
2‧‧‧ pedal

21‧‧‧ first end
22‧‧‧ second end

23‧‧‧Second pivotal
24‧‧‧ shaft parts

3‧‧‧ pivot
31‧‧‧First body

311‧‧‧protrusion
32‧‧‧Second body

321‧‧‧ Socket
322‧‧‧Locker

4‧‧‧槌
5‧‧‧Relay tension spring

6‧‧‧Connected components
61‧‧‧ swing arm

62‧‧‧ linkage
7‧‧‧ Fixing frame

71‧‧‧ Frame Department
711‧‧‧Top support

72‧‧‧ pole
8‧‧‧ wooden box drum

81‧‧‧ Back
82‧‧‧Knocking

31A‧‧‧First body
311A‧‧‧Perforation

312A‧‧‧Locker
32A‧‧‧Second body

6A‧‧‧Connected components
61A‧‧‧Upper guide wheel

62A‧‧‧Lower pulley
63A‧‧‧guides

64A‧‧‧Slider
641A‧‧‧Locker

65A‧‧‧Chain

Figure 1 is a side elevational view of the striking device of the first embodiment of the present invention.

Figure 2 is a side elevational view of the striking device of the first embodiment of the present invention.

Fig. 3 is a view showing the state of use of the striking device of the first embodiment of the present invention.

Figure 4 is a side elevational view of the striking device of the second embodiment of the present invention.

Fig. 5 is a partially enlarged cross-sectional view showing the second rod body of the third embodiment of the present invention combined with the first rod body on both sides of the pivot.

Fig. 6 is a partially enlarged cross-sectional view showing the second rod of the third embodiment of the present invention retracted into the perforation of the first rod body during storage.

Figure 7 is a side elevational view of a conventional tapping device.

Please refer to FIG. 1 to FIG. 6 , which shows the structure of the embodiment selected for the creation of the present invention. This is for illustrative purposes only and is not limited by the structure in the patent application.

The embodiment provides a tapping device for a wooden box drum for tapping a tapping surface of a wooden box drum (CAJON) to produce an acoustic sound, which is shown in FIG. 1 and includes a base 1 and a pedal. 2. A pivot 3, a striker 4, a reset tension spring 5 and a joint member 6, wherein:

As shown in FIGS. 1 and 2, the base 1 includes a bottom plate 11 and two vertical posts 12, and the two vertical posts 12 are disposed on the same side of the bottom plate 11.

As shown in FIGS. 1 and 2, the pedal 2 has a first end 21 and a second end 22 away from each other, and is pivotally disposed on the bottom plate 11 between the first end 21 and the second end 22, The first end 21 is adjacent to the two uprights 12. In this embodiment, the bottom plate 11 has a U-shaped first pivoting portion 111. The bottom of the pedal 2 has a second U-shaped pivotal connection between the first end 21 and the second end 22 thereof. The second pivoting portion 23 is pivotally connected to the first pivoting portion 111 by a shaft member 24 to pivot the pedal 2 on the bottom plate 11.

As shown in Figures 1 to 2, the pivot 3 is horizontally pivoted to the top of the two columns 12, and the pivot 3 includes an inner section and an outer section, the inner section being located between the two pillars 12, and the outer section is Extending out of the column 12, the hammer 4 is fixed to the outer side of the pivot 3. In the embodiment, the inner side of the pivot 3 is the first rod 31, and the outer side is the second rod 32. The first rod 31 is pivoted between the two columns 12, and the first rod 31 is The two ends of the first rod body 31 are provided with a set of connecting portions 321 at one end of the second rod body 32 at the end of the second rod body 32. A protruding portion 311 is locked to the socket portion 311 by the locking member 322 on the socket portion 321, so that the position of the hammer 4 can be exchanged on both sides of the pivot shaft 3.

As shown in Figures 1 to 2, the reset tension spring 5 is coupled to the base 1 at one end and to the pivot 3 at the other end, whereby the return spring 5 is used to pin the pivot 3 to be reset after rotation. In this embodiment, the reset tension spring 5 is coupled to one end of the base 1 and coupled to the outer side of one of the pillars 12, and the reset tension spring 5 is coupled to one end of the pivot shaft 3 and is coupled to the outer side of the pillar 12 to be coupled thereto. The protruding portion 311 of the first rod body 31. In different embodiments, one end of the pivot 3 can be coupled to the second rod 32 directly on the outer side of the upright 12 .

As shown in FIGS. 1 to 2, the connecting member 6 is connected between the first end 21 of the pedal 2 and the pivot 3, and is restricted by the rotation of the pivot 3, and the pedal 2 is pinched by the connecting member 6. The first end 21 is normally swayed and the second end 22 of the pedal 2 is normally tilted.

As shown in FIGS. 1 to 2, the connecting member 6 of the present embodiment includes a swing arm 61 and a link 62. One end of the swing arm 61 is fixed to the pivot 3, and the other end of the swing arm 61 faces the pedal 2. The direction extends to be pivotally connected to the upper end of the link 62, and the link 62 is pivotally connected to the first end 21 of the pedal 2 at the lower end. In the present embodiment, the rotation of the pivot shaft 3 is restricted by the pulling of the return tension spring 5, and the second end 22 is stepped on the hem to overcome the pulling force of the return tension spring 5 to rotate the pivot shaft 3.

As shown in FIG. 1 to FIG. 2, in the embodiment, a fixing frame 7 is further included, and has a frame portion 71 having an inverted U shape. The frame portion 71 has a top support member 711 at one end, and the frame portion 71 is away from the frame portion 71. The other end of the top stay 711 has a stem portion 72 that extends laterally perpendicular to the frame portion 71. As shown in Fig. 2, the wooden box drum 8 is provided in the frame portion 71 at the bottom, and is fixed by the top support member 711 to the frame portion 71 at the back 81 of the wooden box drum 8, and the rod portion 72 is fixed. The knocking surface 82 of the wooden box drum 8 extends laterally for the base 1 to be fixed to the side of the wooden drum 8 . In the embodiment, the base 1 is provided with a clamp 13 on the side of the bottom plate 11 on which the two columns 12 are disposed, and the clamp 13 is clamped to the rod portion 72 to fix the base 1 to the wooden box drum 8.

As shown in FIG. 3, in actual use, the second end 22 of the pedal 2 is stepped on the hem, and the first end 21 is tilted up, and the connecting member 6 is interlocked to pull the pivot 3 against the return tension spring. Rotating 5, while stretching the reset tension spring 5, when the first end 21 is tilted up, the link 62 is moved up, so that the swing arm 61 swings to pull the pivot 3 to rotate, and the The striker 4 pivots toward the tapping direction as the pivot 3 rotates, and the tapping direction refers to the direction in which the knocking surface 82 of the wooden box drum 8 is tapped. When the pedaling force disappears, the reset tension spring 5 pulls the pivot 3 to rotate, and the connecting member 6 is pulled to pull the first end 21 to swing the yaw to reset, wherein the first end 21 is swayed and the link 62 is moved downward. The swing arm 61 is swung back to pull the pivot 3 to rotate and reset.

It is not difficult to find out from the above description that the tapping device of the present invention inverts the pedaling direction of the pedal 2 and the pedal of the conventional striking device, that is, the position of the pivot of the conventional tapping device is usually It is one end of the pedal when the pedal is normally lifted, and the position of the pivot 3 of the tapping device of the present invention is at the first end 21 when the pedal 2 is normally swayed, and the pivot 3 is extended by the second rod 32. Out of the tapping surface 82 of the wooden box drum 8, so the user stepping on the pedal 2 like a conventional pedal and still stepping on the toe instead of stepping on the foot to avoid the uncomfortableness caused by the different habits, and The hitting 4 is tapped toward the tapping surface 82 of the wooden box drum 8 in the direction of the user, so that the tapping device of the present invention is relatively simplified in terms of components compared to the conventional striking device, and the member can be reduced. Cost, and only one independent component can be easily carried.

Of course, there are still many examples of this creation, only the details change. Please refer to FIG. 4, which is a second embodiment of the present invention. The first embodiment includes a base 1, a pedal 2, a pivot 3, a hammer 4, and a reset tension spring. In the present embodiment, the joint member 6 of the first embodiment is replaced by a joint member 6A. In the embodiment, the connecting member 6A includes an upper guiding wheel 61A, a lower pulley 62A, a guiding rod 63A, a sliding block 64A and a chain 65A. The upper guiding wheel 61A is coaxially fixed to the pivot shaft 3, and the lower pulley 62A is fixed to the bottom plate 11 under the pivot 3 and adjacent to the first end 21 of the pedal 2. The guiding rod 63A is disposed at the first end 21 of the pedal 2 and stands up. The slider 64A is sleeved on the bottom plate The guide rod 63 is longitudinally slidable and fixed by sliding a lock 641A to a proper position. One end of the chain 65A is coupled to the upper guide pulley 61A, and the chain 65A is passed down the lower pulley 62A to The other end is coupled to the slider 64A. The connecting member 6A of the present embodiment is used in place of the connecting member 6 of the first embodiment, and the effect of the first embodiment can be achieved, and the longitudinal height can be adjusted on the guiding rod 63A by the slider 64A. Adjusting the amplitude of the rotation of the pivot 3 when the pedal 2 is swung.

Referring to FIG. 5, which is a second embodiment of the present invention, the inner section of the pivot 3A is the first rod body 31A, and the outer side section is the second rod body 32A. The main difference from the first embodiment is that The first rod body 31A is pivotally disposed between the two columns 12, and the first rod body 31A has a through hole 311A penetrating through the two ends. The second rod body 32A penetrates into the through hole 311A and is selected at an end away from the hammer 4 After the length is exposed, the second rod 32A of the through hole 311A is locked on the first rod body 31A by the fastener 312A, thereby achieving the same effect as the pivot shaft 3 of the first embodiment. The position of the hammer 4 can be exchanged on both sides of the pivot 3, and the second rod 32A can be entirely retracted into the through hole 311A as shown in Fig. 6, and the length of the second rod 32A can be shortened for the convenience. Storage.

The above description of the embodiments is intended to be illustrative of the present invention and is not intended to limit the scope of the present invention.

From the above detailed description, it will be apparent to those skilled in the art that the present invention can achieve the aforementioned objectives, and has been in compliance with the provisions of the Patent Law, and has filed a patent application.

1‧‧‧Base

11‧‧‧floor

111‧‧‧First pivotal

12‧‧‧ column

13‧‧‧Clamp

2‧‧‧ pedal

21‧‧‧ first end

22‧‧‧ second end

23‧‧‧Second pivotal

24‧‧‧ shaft parts

3‧‧‧ pivot

4‧‧‧槌

6‧‧‧Connected components

61‧‧‧ swing arm

62‧‧‧ linkage

7‧‧‧ Fixing frame

71‧‧‧ Frame Department

711‧‧‧Top support

72‧‧‧ pole

8‧‧‧ wooden box drum

81‧‧‧ Back

82‧‧‧Knocking

Claims (10)

A striking device for a wooden box drum for tapping a knocking surface of a wooden box drum to produce an acoustic sound, the system comprising:
a base comprising a bottom plate and two vertical columns, the two columns being disposed on the same side of the bottom plate;

a pedal having a first end and a second end away from each other, and being pivoted on the bottom plate between the first end and the second end, the first end being adjacent to the two columns;

a pivot shaft horizontally disposed at a top end of the two columns, including an inner side section between the two upright columns, and an outer side section extending from the outer side of the upright column;

a smashing, fixed to the outer side of the pivot;

a reset tension spring, one end is coupled to the base, and the other end is coupled to the pivot shaft, thereby resetting the tension spring to pin the pivot shaft to be reset after rotation;

a connecting member is connected between the first end of the pedal and the pivot, and is restricted by the rotation of the pivot, and the connecting member is used to pin the first end normal hem of the pedal, and the second end of the pedal is normally lifted ;

When the second end is stepped on the hem, the first end is tilted up and the connecting member is pulled to pull the pivot to rotate against the limit, and the reset tension spring is stretched, and the hit with the pivot The tapping direction pivots; the reset tension spring pulls the pivoting when the pedaling force disappears, and interlocks the connecting member to pull the first end hem to reset.
The tapping device for a wooden box drum according to claim 1, wherein the connecting member comprises a swing arm and a connecting rod, one end of the swing arm is fixed to the pivot shaft, and the other end of the swing arm faces the pedal The direction extends to be pivotally connected to the upper end of the connecting rod, and the connecting rod is pivotally connected to the first end of the pedal at the lower end. The tapping device for a wooden box drum according to claim 1, wherein the connecting member comprises an upper guide wheel, a lower pulley, a guide rod, a slider and a chain, wherein the upper guide wheel is coaxially fixed to the a pivoting shaft, the lower pulley is fixed to the bottom plate adjacent to the first end of the pedal, the guiding rod is disposed at the first end of the pedal and stands up, and the sliding sleeve is sleeved on the guiding rod The roller can be longitudinally slid and fixed, and one end of the chain is coupled to the upper guide wheel, and the chain is wound downwardly around the lower pulley and coupled to the slider at the other end. A tapping device for a wooden box drum according to claim 3, wherein the slider is provided with a locking member, whereby the locking member is fixed after the slider slides to a proper position on the guide rod. A tapping device for a wooden box drum according to any one of claims 1 to 3, further comprising a fixing frame having an inverted U-shaped frame portion having a top support member at one end And the frame portion has a rod portion extending laterally from the other end of the top support member, and the wooden box drum is disposed at the bottom portion of the frame portion and the top portion of the wooden box drum The bracket is fixed to the frame portion, and the rod portion extends laterally on the knocking surface of the wooden box drum to fix the base to the side of the wooden box drum. The tapping device for a wooden box drum according to claim 5, wherein the base is provided with a clamp on a side of the bottom plate where the two columns are arranged, and the clamp is clamped to the rod portion to fix the base to the wooden drum. Next. The tapping device for a wooden drum according to claim 1, wherein the bottom plate has a U-shaped first pivoting portion, and the bottom of the pedal has a first between the first end and the second end thereof The U-shaped second pivoting portion is pivotally connected to the first pivoting portion by a shaft member to pivot the pedal on the bottom plate. A tapping device for a wooden drum according to claim 1, wherein the rotation of the pivot is restricted by the pulling tension spring, and the pulling force of the reset tension spring is overcome when the second end is stepped on the hem And make the pivot. The tapping device for a wooden box drum according to claim 1, wherein the inner side of the pivot is a first rod and the outer side is a second rod, and the first rod is pivoted on two columns And the two ends have protrusions protruding from the outside of the two columns, and the second rod body is provided with a set of joints at one end away from the hitting, and any one of the two ends of the first rod can be selected to be sleeved. And locking the protruding portion of the socket with the locking member on the socket. The tapping device for a wooden box drum according to claim 1, wherein the inner side of the pivot is a first rod and the outer side is a second rod, and the first rod is pivoted on two columns The first rod body has a perforation extending through the two ends, and the second rod body penetrates into the perforation at an end away from the shot and selects the exposed length, and then the fastener is on the first rod for the perforation. The second pole is locked in the middle.