JP3162298U - Control structure of tractive force transmission member - Google Patents

Abstract

A control structure of a traction force transmission member having a long pinch for high branches is provided. There is a blade portion 10 formed by pivotally mounting two blades, the blade portion is coupled to one end of a rod body of a stretching rod 20 by a swing device 11, and the blade portion is a traction force transmitting member. 30. Two pulleys 40 are pivotally attached to the end of the rod body at the boundary between the blade portion and the extending rod, and the two pulleys are located on both sides of the operation traction force transmitting member, and the outer periphery of the pulley The traction force transmitting member is sandwiched therebetween so that the grooves 41 formed on the outer side of the pulley are opposed to each other, and the limit sheet 50 is coupled to the end of the extending rod through the sleeve 51 outside the pulley. [Selection] Figure 3

Description

  The present invention relates to a control structure for a tractive force transmission member of a long scissor, and more particularly to a long scissor or a long spear having a control structure for a tractive force transmission member. The present invention relates to a structure of a long rod that can be operated.

  Conventional long bamboo baskets are used for pruning and finishing high branches of trees, and are also used for collecting fruits at high places. By using such a long cocoon, the user can avoid the danger of working at a high place and can perform pruning work under a tree. The work efficiency can be improved and the work time can be shortened because there is no need to rise to.

  However, when operating a conventional long rod, the opening and closing of the blade portion is directly controlled by a rope, a wire, etc., so that it is not smooth in use and requires a large force. Also, by directly pruning the high branches by pulling the wire, etc., and changing the angle of the blade, the friction between the wire itself and the long rod increases, so the wire etc. is cut by friction There is a problem that the service life is shortened.

  Accordingly, an object of the present invention is to control a traction force transmission member for a long rod that operates the blade portion smoothly and without excessive force using a traction force transmission member that operates the blade portion such as a rope or a wire. To provide a structure.

  Therefore, as a result of intensive studies to solve the problems of the present invention, the inventor pays attention to the fact that the specific problem can be solved by using a specific pulley as one of the elements. I came up with the present invention.

  That is, the main object of the present invention is that the pulleys are pivotally mounted on both sides of the traction force transmission member, so that the traction force transmission member is displaced between the two pulleys and the traction force transmission member is pulled downward. When returning to the upper side, upward, cutting, or changing the angle, the above two pulleys are guided by rolling, can operate smoothly, and save the use of traction force for long rods It is to provide a control structure of a member.

  Another object of the present invention is that when the pulley is pivotally attached, the traction force transmission member and the rod body of the extension rod are isolated, and when the traction force transmission member is pulled, when cutting with the swing device, or the cutting angle is changed. When this is done, the friction between the traction force transmission member and the extension rod can be prevented, thereby preventing the traction force transmission member from being cut by friction and improving the control structure of the traction force transmission member of the long rod with improved service life. It is to provide.

Thus, according to the present invention,
In Claim 1, it has a blade part formed by pivotally attaching two blades, and the blade part is coupled to one end of the rod body of the extending rod and is controlled by the traction force transmission member. A control structure,
At the boundary between the blade portion and the extending rod, the end of the rod body is located on both sides of the traction force transmission member, and the pulley is pivotally attached so as to sandwich the traction force transmission member,
By pulling the traction force transmission member, the two pulleys roll and operate smoothly.
There is provided a control structure for a tractive force transmission member of a long rod characterized by the above.

  According to a second aspect of the present invention, the blade portion is coupled to one end of the rod body of the extending rod by a swinging device. A control structure is provided.

  According to the invention of claim 3, the traction force transmitting member is inserted into the extending rod after passing through the direction changing member, and is inserted from the hole of the sliding sleeve provided through the outer periphery of the extending rod. In order to prevent the traction force transmission member from being pulled back from the hole at the end, a control structure for the traction force transmission member of the long rod according to claim 1 is provided. Is done.

  According to a fourth aspect of the present invention, a groove is formed on the outer periphery of the pulley, and the traction force transmitting member is sandwiched between the grooves. A control structure is provided.

  According to a fifth aspect of the present invention, there is provided a control structure for a traction force transmitting member for a long rod according to claim 1, wherein a restriction sheet is coupled to the extending rod outside the pulley. .

  According to the invention of claim 6, the traction force transmitting member for a long rod according to claim 5, wherein the limiting sheet is coupled to the extending rod via a sleeve outside the pulley. A control structure is provided.

  The present invention provides a control structure or control set of a traction force transmission member for operating a long heel, that is, a blade of a long heel, and includes a traction force transmission member and at least a specific pulley and pulley structure described later. And other constituent elements of the long eave.

  In the present invention, the traction force transmitting member is a linear means for indexing wires, ropes, strings, etc. used for the operation of the blade, and is not particularly limited, but the required tensile strength A flexible wire having is preferred.

  The traction force transmission structure for a long rod according to the present invention is configured as described above, and can operate the blade portion smoothly and efficiently without requiring excessive force. Further, the occurrence of direct friction between the long rod and the traction force transmission member can be prevented, and the service life can be prolonged.

  The features and technical contents of the present invention will be specifically described below with reference to the drawings. However, those drawings and the like are for reference and explanation, and the present invention is not limited thereto.

  Please refer to FIG. 1 to FIG. As shown in FIGS. 1 to 4, the long rod 1 has a blade portion 10 to which a movable blade and a fixed blade are pivotally attached. The blade portion 10 is connected by a swinging device 11 and is coupled to one end of a rod body of the stretching rod 20 and controlled by a traction force transmitting member 30. The traction force transmitting member 30 extends around the direction changing member 12 and then extends. The traction force transmitting member 30 is indexed by being inserted into the rod 20, passing through the extending rod 20, and fixed to a sliding sleeve 21 fitted on the outer periphery, and the sliding sleeve 21 slides on the extending rod 20. can do. Thereby, the opening and closing of the blade portion 10 can be controlled, and at the boundary between the blade portion 10 and the extending rod 20, the groove 41 located on the both ends of the tractive force transmitting member 30 at the end of the rod body and on the outer periphery of the pulley 40. Since the two pulleys 40 are pivotally mounted so that they face each other, the traction force transmitting member 30 is sandwiched between the pulleys 40, and the sleeve 51 is provided at the end of the extending rod 20 outside the pulley 40. The restriction sheet 50 is coupled via the.

  According to the present invention, when the long rod is not used, the two blades of the blade portion 10 are always maintained in an open state so that the tree branch enters between them, and when cutting, the sliding sleeve 21 is When the sliding force is slid downward, the traction force transmission member 30 is pulled downward together with the movable blade, and the movable blade is operated by the traction force transmission member 30 toward the fixed blade. When the branch located between the two blades of the blade portion 10 is cut, and when the cutting is finished, if the sliding sleeve 21 is opened, the movable blade of the blade portion 10 is restored by the elastic recovery of the spring on it. Returning to the position, the traction force transmitting member 30 together with the sliding sleeve 21 is pulled upward, and is in an open state.

  In addition, since the pulleys 40 are pivotally attached to both sides of the traction force transmission member 30, the traction force transmission member 30 can slide smoothly between the two pulleys 40. Therefore, the traction force transmitting member 30 can be guided and smoothly operated by the two pulleys 40 when being pulled downward, pulled back upward, when cutting, or when changing the angle of the cutting edge. (As in FIG. 5).

  Thereby, it becomes more labor-saving and its practicality is greatly improved. Since the pulley 40 is pivotally attached, the traction force transmission member 30 and the rod body of the extension rod 20 are isolated, so that the traction force When the transmission member 30 is pulled or when the cutting angle is changed by the swing device 11, the friction between the traction force transmission member 30 and the extending rod 20 is reduced as shown in FIG. The service life is improved without tearing due to wear.

  Further, the traction force transmission member 30 turns around the direction changing member, is inserted into the extending rod, passes through the hole of the sliding sleeve 21 penetrating the outer periphery of the extending rod, and then transmits the traction force at the end. In order to prevent the member from being pulled back from the hole, it is fixed to the sliding sleeve 21 with a knot or with a screw.

  The above is a preferred embodiment of the present invention, and as described above, the present invention is not limited thereto, and is performed based on the scope of claims for the invention registration and the contents of the specification. Obviously, all equivalent changes and modifications are included in the scope of the present invention.

1 is a perspective view of a long bag according to an embodiment of the present invention. It is a local enlarged view of a long bag according to an embodiment of the present invention. FIG. 3 is an exploded perspective view of a long bag according to an embodiment of the present invention. 1 is a plan view of a long bag according to an embodiment of the present invention. It is a use state figure when the tractive force transmission member of the long rod according to one embodiment of the present invention is pulled smoothly. It is a state figure which shows the action | operation of the blade part at the time of cutting with the long eaves by one Embodiment of this invention.

DESCRIPTION OF SYMBOLS 1 Long eaves 10 Blade part 11 Oscillator 12 Direction change member 20 Stretching rod 21 Sliding sleeve 30 Tractive force transmission member (wire)
40 pulley 41 groove 50 restriction sheet 51 sleeve

Claims (6)

A control structure of a traction force transmission member of a long rod having a blade portion pivotally attached to two blades, the blade portion being coupled to one end of a rod body of an extending rod and controlled by a traction force transmission member. ,
At the boundary between the blade portion and the extending rod, the end of the rod body is located on both sides of the traction force transmission member, and the pulley is pivotally attached so as to sandwich the traction force transmission member,
By pulling the traction force transmission member, the two pulleys roll and operate smoothly.
A control structure for a traction force transmission member of a long rod characterized by the above.   2. The control structure of a traction force transmitting member for a long rod according to claim 1, wherein the blade portion is coupled to one end of a rod body of a stretching rod by a swing device.   After the traction force transmitting member turns around the direction changing member, the traction force transmitting member is inserted into the extending rod and inserted through the hole of the sliding sleeve penetrating the outer periphery of the extending rod. The traction force transmitting member control structure for a long rod according to claim 1, wherein a knot is formed to prevent the rod from being pulled back from the hole.   2. The control structure of a traction force transmission member for a long rod according to claim 1, wherein a groove is formed on an outer periphery of the pulley, and the traction force transmission member is sandwiched by a gap between the grooves.   The control structure of a traction force transmission member for a long rod according to claim 1, wherein a restriction sheet is coupled to the extending rod outside the pulley. 6. The control structure of a traction force transmitting member for a long rod according to claim 5, wherein the limiting sheet is coupled to the extending rod through a sleeve outside the pulley.

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