CN212794841U - Knocking stick - Google Patents

Abstract

The utility model provides a knocking rod which is used for knocking or assembling workpieces and comprises a rod body, metal beads and at least one knocking head; a damping cavity is arranged in the rod body, and the metal beads are paved in the damping cavity; the knocking head is fixedly connected with the rod body; an opening is formed in one side of the shock absorption cavity close to any end part of the rod body; the metal beads do not fill the damping chamber. The utility model provides a pair of knocking rod does not bounce-back when knocking, and no elasticity does not shake the hand during use.

Description

Knocking stick

Technical Field

The utility model relates to a hardware and tools's technical field, concretely relates to rapping bar.

Background

When the hammer strikes a workpiece, a large impact generates a reverse bounce force. The vibration of the rebound force easily damages the joint tissues of the human body, and brings adverse health influence to the user. In addition, the existing hammer comprises a hammer head and a hammer handle, and the hammer head and the hammer handle are easy to separate due to inertia during knocking, so that great potential safety hazards are brought to a user.

Therefore, it is urgently required to develop a knock bar having a shock absorbing effect.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model aims to provide a striking rod which does not rebound when striking, has no elasticity and does not shake hands when in use.

In order to achieve the above object, the present invention provides a tapping rod for tapping or assembling a workpiece, comprising a rod body, a metal bead and at least one tapping head; a damping cavity is arranged in the rod body, and the metal beads are paved in the damping cavity; the knocking head is fixedly connected with the rod body.

According to another embodiment of the invention, the damping chamber is provided with an opening at a side close to either end of the rod, the opening facilitating the insertion of the metal beads.

According to another embodiment of the invention, the metal beads do not fill the damping chamber.

According to another embodiment of the present invention, the stick body comprises a holding portion for holding and two connecting portions for connecting the striking head; the connecting parts are positioned at two ends of the holding part.

According to another embodiment of the present invention, the number of the striking heads is two, and the striking heads are fixed to the connecting portion of the stick body.

According to the utility model discloses a another embodiment, the edge of beating the head is equipped with the circular arc of being convenient for beat, is convenient for beat.

According to another embodiment of the present invention, the outer wall of the holding portion is provided with a plurality of anti-slip stripes for increasing the friction force.

According to another embodiment of the present invention, the knocking head is made of a material resistant to impact, such as rubber or metal.

The utility model comprises a bar body, which can be beaten by hand to prevent the hammer head and the hammer handle from falling off; the inside of barred body is equipped with the shock attenuation chamber, and the metal pearl is laid in the inside of shock attenuation chamber, utilizes rocking of metal pearl in the inside of shock attenuation chamber, reduces the bounce that produces when knocking, avoids user's joint damage.

The present invention will be described in further detail with reference to the accompanying drawings.

Drawings

FIG. 1 is a schematic view of the overall construction of a tapping rod;

FIG. 2 is a schematic view of the internal structure of the tapping rod;

the labels in the figure are: 1. a rod body; 2. a metal bead; 3. a knocking head; 4. a bolt; 11. a damping chamber; 12. an opening; 13. a hand-held portion; 131. anti-skid lines; 14. a connecting portion.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

The embodiment provides a knocking rod, which is used for knocking or assembling a workpiece and is shown in figures 1-2, and comprises a rod body 1, a metal bead 2, two knocking heads 3 and two bolts 4; the rod body 1 is internally provided with a damping cavity 11, the metal beads 2 are paved in the damping cavity 11, the metal beads 2 are fine metal particles, the damping cavity 11 is not fully paved with the metal beads 2, and partial cavities are reserved in the damping cavity 11, so that the metal beads 2 can shake when knocked; when the metal bead 2 is knocked, the metal bead 2 shakes in the damping cavity 11, and due to the reaction of force, the moving direction of the metal bead 2 is opposite to that of the rod body 1, so that the bounce generated by impact can be offset, and the user is prevented from being injured; the metal beads 2 may be made of other materials such as iron and copper, and the material of the metal beads 2 is not limited in this embodiment; the rod body 1 is cylindrical, an opening 12 leading to the shock absorption cavity 11 is formed in one end of the rod body 1, and the metal beads 2 can be loaded into the shock absorption cavity 11 from the opening 12; the stick body 1 comprises a hand grip part 13 for holding and two connecting parts 14 for connecting the knocking head 3; the connecting parts 14 are positioned at both ends of the hand holding part 13; the edge of the knocking head 3 is provided with an arc convenient for knocking, so that knocking is facilitated; the knocking head 3 is made of materials resistant to impact, such as colloid or metal; the knocking head 3 is provided with a connecting groove connected with the connecting part at one end far away from the arc, the connecting groove and the connecting part 14 are provided with through holes for the bolts 4 to pass through, the through holes are provided with threads, and the knocking head 3 and the connecting part 14 are fixedly connected through the bolts 4; the holding part 13 is provided with a transparent window which is convenient for checking the condition of the metal beads 2, and the metal beads 2 can be added or reduced in the shock absorption cavity 11 by opening the impact head at one end; the outer wall of the grip part 13 is provided with four anti-slip lines 131 for increasing friction force.

The hammer comprises a rod body 1, and can be beaten by hand to prevent a hammer head and a hammer handle from falling off; the inside of barred body 1 is equipped with shock attenuation chamber 11, and metal pearl 2 is laid in the inside of shock attenuation chamber 11, utilizes rocking of metal pearl 2 in the inside of shock attenuation chamber 11, and the bounce that produces when reducing to strike avoids user's joint damage.

Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the scope of the invention. Any person skilled in the art can make some modifications without departing from the scope of the present invention, i.e. all equivalent modifications made according to the present invention should be covered by the scope of the present invention.

Claims (8)

1. A knocking rod for knocking or assembling a workpiece is characterized by comprising a rod body, metal beads and at least one knocking head; a damping cavity is arranged in the rod body, and the metal beads are paved in the damping cavity; the knocking head is fixedly connected with the rod body.

2. The tapping rod as claimed in claim 1 wherein the shock absorbing chamber is provided with an opening at a side thereof adjacent either end of the rod body.

3. The rapping bar of claim 1, wherein said metal beads do not fill said shock-absorbing cavity.

4. The tapping rod as claimed in claim 1, wherein the body includes a hand gripping portion for gripping and two connecting portions for connecting the tapping head; the connecting parts are positioned at two ends of the holding part.

5. The tapping rod as claimed in claim 4, wherein the number of the tapping heads is two, and the tapping heads are fixed to the connecting portion of the rod body.

6. The tapping rod as in claim 1 wherein the edge of the tapping head is provided with a radius to facilitate tapping.

7. The tapping rod as in claim 4 wherein the outer wall of the grip portion is provided with a plurality of slip-resistant ridges for increasing friction.

8. The tapping rod as in claim 1 wherein the tapping head is an impact resistant material such as a gel or metal.

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