JP4285687B2 - Handcart - Google Patents

Description

  The present invention relates to a hand cart suitable for fruit collection in an orchard.

2. Description of the Related Art As an agricultural carriage, there is known a structure in which a support is placed on a wheeled pedestal equipped with a fixed harvest box storage shelf, and a combination or combination of movable harvest box storage shelves is assembled thereto (Patent Document 1).
It is also known that wheel frame bodies are connected to the lower portions of both sides of the shelf frame body so that the length can be adjusted in the height direction and / or the width direction so that the agricultural product storage boxes can be accommodated in multiple stages and multiple rows. (Patent Document 2).

When these agricultural trolleys are used for the purpose of collecting the fruits in pear gardens or other orchards, there are difficulties in handling the trolleys in the front / rear and left / right directions, and seasonal trolleys for the fruit harvest season are used in warehouses. There is a problem in that the storage cannot be set up and down in the case of accommodation, and it has been desired to solve these problems.
JP 2001-260890 A JP2001-269016

  The problem to be solved is that agricultural trolleys for collecting agricultural products have maneuverability suitable for fruit collection in orchards with low work-allowed ceilings such as pear orchards.

  The main feature of the present invention is that one or a pair of caster unicycles is attached to the front surface of the carriage.

  In the construction of the present invention, one or a pair of caster type unicycles is attached to the front face of the carriage frame, and left and right wheels are attached to both sides of the carriage frame, respectively, and the caster type unicycle is between the bent lower ends of the left and right spokes. The wheels are pivotally supported and the upper ends of the spokes are suspended on the lower surface of the support plate spent from the front central part or the front left and right parts of the carriage frame via a joint that is rotatable around the vertical axis. It is related with the hand cart for fruit collection etc. characterized by this.

  Further, the configuration of the present invention includes the above in which the carriage frame has a structure in which a storage space is formed between the upper and lower shelf plates, and the left and / or right side of the carriage frame is provided with manual brake rods for the left and right wheels. is doing.

  In the present invention, the lower end of the brake rod is fixed to a horizontal horizontal shaft rotatably supported on the carriage frame, and the brake blade protruding from the horizontal horizontal shaft by the vertical movement of the upper end of the brake rod is attached to the wheel outer surface. Includes those engaged and disengaged and those used for harvesting in pear or other orchards.

  In the present invention, a support plate for suspending a unicycle is fixed to the lower surface of the front end of the arm spent from the front of the bogie frame, and the other end of the arm is detachably attached to the front of the bogie frame by bolt nut means. And left and right wheels mounted on both sides of the bogie frame are detachably mounted on a wheel mounting frame formed on both sides of the lower shelf plate of the bogie frame.

  In the above, the present invention is such that the upper shelf plate on the upper side of the carriage frame is formed with handle for pushing on the rear side and the left and right sides, and the unicycle is removed from the front side of the carriage frame with the support plate and arm and the left and right wheels are By including them in the storage space of the bogie frame by removing them from the mounting frame, it is possible to adopt a compact housing form.

(1) Since the front wheels of the bogie are caster-type wheels, it is possible to provide a tricycle or a four-wheel vehicle with excellent forward / backward / left / right maneuverability and suitable for fruit collection purposes in an orchard with a low working ceiling. It is.
(2) Since a manual brake device is attached to the rear wheel of the carriage, it can be effectively dealt with when stopping on a sloping ground.
(3) Since the front wheels are detachable from the support mechanism for each trolley and the rear wheels are detachable from its mounting frame, these are accommodated in the storage space of the upper and lower shelf plates of the trolley frame, and the trolley frame is moved up and down in the warehouse etc. A large number of handcarts can be stored in an orderly manner simply by stacking them.

  Examples of the present invention are shown below, but the examples are fried for illustrative purposes and do not limit the present invention.

FIG. 1 is a perspective view of a hand-held tricycle, and the carriage frame A has a configuration in which an upper shelf board (1) and a lower shelf board (2) are connected by support legs (3) at four corners.
Each shelf board (1) (2) is provided with six vertical rods (4) in a quadrilateral frame and one horizontal rod (5) supporting the central portion of these vertical rods (4) from below. Has been established.
On the left and right sides of the upper shelf (1) are inverted U-shaped handlebars (6) and (6) that are mounted in an upright manner, and horizontally behind the upper shelf (1). A protruding small inverted U-shaped handle (7) and a large inverted U-shaped handle (8) raised upward are attached as a set, and the center of both (7) and (8) It is connected with a reinforcing frame (9). These handles (6), (6), and (8) also serve to prevent slipping of a collection box or the like mounted on the upper shelf board (1).

A U-shaped wheel mounting frame (10) is attached to the left and right sides of the lower shelf (2) in a protruding manner, and this mounting frame (10) is located at the center and the left or right side of the upper shelf (1). Are reinforced by a vertical arm (11).
The left and right wheels (12) and (12) are mounted on the left and right mounting frames (10), respectively, and the rotation shafts of the wheels (12) are bearings mounted on the mounting frame (10) and the lower shelf (2), respectively. It is detachably supported by the plates (13) and (14).

The left and right wheel mounting frames (10) and (10) have a bearing tube (15) fixed to the lower surface of the front end portion at a position close to the outside of the wheels (12) and (12), and between these left and right bearing tubes (15). A horizontal horizontal axis (16) along the lower surface of the lower shelf (2) is pivotally supported.
Brake blades (17) are respectively provided at positions facing the wheels (12) and (12) of the horizontal horizontal axis (16), and a brake rod (18) is provided inside one brake blade (17). The lower end is fixed, and as shown in FIG. 2, the upper end of the brake rod (18) is recessed and formed in the top surface of the vertical frame (19) attached along the outside of the corresponding rear support leg (3). In this state, as shown in FIG. 3, the brake blade (17) faces upward and does not engage the rubber tire of the wheel (12), and the wheel (12) rotates. It is free.
(21) (21) is a bearing fixed to the lower surface of the lower shelf (2) supporting the horizontal horizontal axis (16).
The brake rod (18) is moved from the state shown in FIG. 2 to the stopper groove (20 ′) formed in the lower surface of the vertical rod (19) as shown in FIG. As shown in FIG. 5, the brake blade (17) is horizontally oriented and bites and engages the rubber tire of the wheel (12) to prevent the rotation of the wheel (12).

A caster-type unicycle (B) is detachably attached to the front of the bogie frame (A). In the case of a tricycle, as shown in FIG. 1, in the center of the front of the bogie frame (A) (in the case of a four-wheel vehicle). Reinforcing vertical rods (23) connected to the upper and lower shelf boards (1) and (2) are welded and fixed, and a horizontal column (24) is projected to the front of the horizontal column (24). ), And a mounting plate (26) is fixed by welding to the lower surface of the front end of the horizontal column (24). The other ends of the horizontal strut (24) and the bracing strut (25) are detachably attached to the vertical rod (23) by means of bolts and nuts, respectively.
The wheel (27) of the unicycle (B) has its axle pivoted between the bent lower ends (29) of the left and right spokes (28) and (28), and the combined upper ends of the spokes (28) and (28) are connected to the vertical axis. It is suspended by a disk-shaped support plate (31) through a joint (30) that can freely rotate.
The support plate (31) is fixed to the mounting plate (26) with bolt and nut means.
The wheel (27) is rotatable around the vertical axis by the joint (30) in either direction of 360 ° as shown by the arrow (32).

As shown in FIG. 6, the hand cart described above has a fruit handling box (33) placed on the upper and lower shelves (1) and (2), and the handle (6) (6) for pushing the inside of the orchard with a low working ceiling. (7) By pushing and / or pulling operations of (8), the caster type unicycle (B) can be used to smoothly and freely run in the orchard in the front, back, left and right. ) And the left and right wheels (12) are braked to prevent accidental slipping of the cart on the slope.
When the cart is stored in a warehouse or the like, as shown in FIG. 7, the left and right wheels (12) are removed from the mounting frame (10), and the caster type unicycle (B) is also secured to the cart by the bolt and nut means (34). Since it can be removed from the front surface of the frame, these can be accommodated between the upper and lower shelf plates (1) and (2), and the carts can be stacked and accommodated in multiple stages.
If necessary, the caster type unicycle (B) can be divided into two parts by means of a bolt and nut means (35).

Overall perspective view of the carriage of the present invention Operation explanation diagram when the brake rod attached to the cart is not braked Main part explanatory drawing Operation explanatory diagram showing when the brake rod is braked Main part explanatory drawing State diagram with fruit collection box mounted on trolley Explanatory drawing which shows the state which removed the wheel of a trolley | bogie and a caster type unicycle, and stored between the upper and lower shelf boards

Explanation of symbols

A ... Bogie frame B ... Caster-type unicycle 1 ... Upper shelf board 2 ... Lower shelf board 3 ... Strut leg 4 ... Longitudinal shaft 5 ... Horizontal shaft 6 ... Reverse U-shaped push handle 7 ... ... Small reverse U-shaped push handle 8 ... Large reverse U-shaped push handle 9 ... Reinforcement frame 10 ... Wheel mounting frame 11 ... Vertical arm 12 ... Wheel 13 ... Bearing plate 14 ... Bearing plate 15 ... Bearing cylinder 16 ... Horizontal horizontal shaft 17 ... Brake blade 18 ... Brake rod 19 ... Vertical frame 20 ... Stopper groove 20 '... Stopper groove 21 ... Bearing 22 ... Operation locus 23 ... Reinforcement Longitudinal shaft 24 …… Horizontal support 25 …… Strut support 26… Mounting plate 27 …… Wheel of unicycle 28 …… Spoke 29 …… Lower bent lower end 30 of the spoke 30… Contact 31 …… Support plate 32 …… Arrow 33… ... Fruit collection box 34 ... Bolt nut means 35 ... bolt nut means

Claims (5)

  A two-stage bogie frame consisting of an upper shelf and a lower shelf for placing a collection box, with a push handle behind the upper shelf, and one or a pair of caster unicycles attached to the front of the bogie frame And the wheel frame wheel attached to the left and right sides of the bogie frame, the above-mentioned caster type unicycle is rotated around the end of the horizontal column. The wheel is suspended via a movable joint, and the other end of the horizontal support and the other end of the bracing support that reinforces and supports the horizontal support are detachably attached to the top and bottom of the vertical frame of the carriage frame by bolt nut means. The wheel for the trolley frame is detachably supported between the left and right sides of the lower shelf and the U-shaped wheel mounting frame attached in a protruding manner, and the wheels for the caster type unicycle and the trolley frame are Respectively Hand truck is characterized in that a structure capable of accommodating Remove from stage bogie frame to 該台 vehicle frame within.   The hand cart according to claim 1, wherein a manual brake for braking left and right cart wheels is provided on the left and / or right side of the cart frame.   The lower end of the brake rod is fixed to a horizontal horizontal shaft that is rotatably supported by the carriage frame, and the brake blade protruding from the horizontal horizontal shaft engages and disengages from the wheel outer surface by the vertical movement of the brake rod upper end. The hand cart according to claim 2.   The hand cart according to any one of claims 1 to 3, which is used for collection at a pear or other orchard.   5. A small inverted U-shaped push handle horizontally projecting rearward and a large inverted U-shaped push handle raised upward are mounted as a set behind the upper shelf board. A handcart according to any one of the preceding claims.

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