Spoke structure of cart wheel

Abstract

The utility model relates to the technical field of spokes of cart wheels, in particular to a spoke structure of cart wheels, which comprises a connecting shaft lever, wheel frames are arranged on the left side and the right side of the connecting shaft lever, and a first hub and a second hub are connected to the inner sides of the wheel frames through connecting mechanisms. The left side and the right side of the connecting shaft rod are connected with the two wheel frames through bogies. According to the spoke structure, the first connecting bases and the second connecting bases can be connected through the connecting rods, in the use process of the trolley and the transportation process of heavy goods borne by the trolley, the pressure of the first hub and the second hub can be relieved through the multiple first connecting bases and the multiple second connecting bases, the weighing capacity of the spoke is enhanced, and the weight of the spoke is reduced. Meanwhile, the loading capacity of the spoke is improved through the reinforcing plates between the multiple first connecting bases and the multiple second connecting bases, then the service life of the spoke can be greatly prolonged, and the situation that the spoke is crushed by heavy objects is avoided; through the design, the overall practicability of the spoke structure can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of wheel spokes of cart wheels, in particular to a wheel spoke structure of a cart wheel. Background Art

[0002] A handcart is a transport vehicle that is pushed and pulled by manpower. It is the ancestor of all vehicles. Although the technology of handcart material handling continues to develop, handcarts are still used as an indispensable transport tool; handcarts are widely used in production and life because they are low-cost, simple to maintain, easy to operate, and light in weight. They can work in places where motor vehicles are inconvenient to use, and are very convenient for transporting lighter items over short distances.

[0003] The wheel body and spokes of the existing wheelbarrows have insufficient force-bearing capacity. When the wheelbarrow is loaded with a large load, the wheel spokes are easily damaged. When the wheelbarrow is loaded with a large load, the wheel spokes are prone to slight bending under the load, which affects the matching accuracy of the transmission gear structure. At the same time, in some wheelbarrows, the wheel spokes are easily crushed, resulting in a short service life of the wheel spokes.

[0004] Therefore, it is particularly important to design a novel wheel spoke structure of a cart wheel to solve the above technical defects and improve the practicability of the overall wheel spoke structure of the cart wheel. Utility Model Content

[0005] The purpose of the utility model is to provide a spoke structure of a cart wheel, wherein the spoke structure can connect a first connecting seat and a second connecting seat through a connecting rod, that is, during the use of the cart and the transportation of overweight goods, the pressure of the first hub and the second hub can be reduced through a plurality of first connecting seats and a second connecting seat, so that the weighing capacity of the spoke is enhanced, and at the same time, the load-bearing capacity of the spoke is improved through a reinforcing plate between the plurality of first connecting seats and the second connecting seat, thereby greatly improving the life of the spoke and avoiding the situation where the spoke is crushed by heavy objects, so as to solve the problems raised in the above-mentioned background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A wheel spoke structure of a cart wheel, comprising a connecting shaft, wheel frames are arranged on both the left and right sides of the connecting shaft, a first wheel hub and a second wheel hub are connected to the inner side of the wheel frame through a connecting mechanism, and both the left and right sides of the connecting shaft are connected to two sets of wheel frames through a bogie;

[0008] The connecting mechanism is used for firmly connecting the first hub and the second hub.

[0009] As a preferred solution of the utility model, the left and right sides of the connecting shaft rod respectively pass through the two groups of second wheel hubs and extend to the inner side of the first wheel hub, and the connection between the connecting shaft rod and the two groups of first wheel hubs and the second wheel hubs is a fixed connection, and the inner sides of the two groups of second wheel hubs and the outer sides of the connecting shaft rod are fixedly connected with flanges.

[0010] As a preferred solution of the utility model, a bushing is provided on the outer side of the two groups of wheel frames and at a position corresponding to the connecting shaft. The connecting shaft and the bushing are connected in a rotating manner. The connecting shaft passes through the bushing and is connected to the wheel frame through a fixing bolt.

[0011] As a preferred solution of the utility model, a connecting frame is fixedly connected to the top of the two groups of bogies and located on the inner side of the two groups of flanges. The connection method between the two groups of flanges and the two groups of connecting frames and the connecting shaft rods is rotational connection, and a connecting plate is rotationally connected between the two groups of bogies.

[0012] As a preferred solution of the utility model, the connecting mechanism includes a plurality of first connecting seats, a second connecting seat, a connecting rod, a first connecting groove, a second connecting groove and a connecting bolt. The plurality of first connecting seats are respectively fixedly connected to the inner sides of the two groups of first wheel hubs, the inner sides of the two groups of second wheel hubs are respectively fixedly connected with a plurality of second connecting seats, and the plurality of first connecting seats are connected to the plurality of second connecting seats through connecting rods.

[0013] As a preferred solution of the present invention, as a preferred solution of the present invention, a first connecting groove is provided on the outer side of several of the first connecting seats and several of the second connecting seats and on the side away from the connecting rod, a second connecting groove is provided on the inner side of several of the first connecting seats and several of the second connecting seats and at the position corresponding to the connecting rod, and connecting bolts are provided inside the several first connecting grooves.

[0014] As a preferred solution of the utility model, several of the connecting bolts respectively penetrate several first connecting seats and several second connecting seats and are threadedly connected to the connecting rod, several of the first connecting seats and several of the second connecting seats are all designed in an I-shaped structure, and the inside of the two groups of first wheel hubs and the two groups of second wheel hubs and the outside of the connecting shaft are fixedly connected with connecting sleeves, and the inner sides of several of the first connecting seats and several of the second connecting seats are fixedly connected to the connecting sleeves.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] In the utility model, through the design of the first keel, the second wheel hub and the connecting mechanism, the two sides of the connecting rod are fixed in the first connecting seat and the second connecting seat respectively by connecting bolts, and then the first connecting seat and the second connecting seat are connected by the connecting rod. In the process of using the cart and transporting overweight goods, the pressure of the first wheel hub and the second wheel hub can be reduced by multiple first connecting seats and second connecting seats, so that the weighing capacity of the wheel spoke is enhanced. At the same time, the load-bearing capacity of the wheel spoke is improved by the reinforcing plates between the multiple first connecting seats and the second connecting seats, so that the service life of the wheel spoke can be greatly improved and the situation that the wheel spoke is crushed by heavy objects can be avoided. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0018] Figure 2 This is a schematic diagram of a partial three-dimensional structure of the utility model in state 1;

[0019] Figure 3 This is a schematic diagram of a partial three-dimensional structure of the utility model in state 2;

[0020] Figure 4 This is a schematic diagram of the three-dimensional structure of the first wheel hub of the utility model;

[0021] Figure 5 It is a three-dimensional structural schematic diagram of the connecting mechanism of the utility model.

[0022] In the figure: 1. connecting shaft; 2. wheel frame; 3. connecting mechanism; 301. first connecting seat; 302. second connecting seat; 303. connecting rod; 304. first connecting groove; 305. second connecting groove; 306. connecting bolt; 4. first wheel hub; 5. second wheel hub; 6. bogie; 601. connecting frame; 602. connecting plate; 7. flange; 8. bushing; 9. fixing bolt; 10. connecting sleeve. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0024] Example:

[0025] See also Figure 1-Figure 5 , the utility model provides a technical solution:

[0026] A wheel spoke structure of a cart wheel, comprising a connecting shaft 1, a wheel frame 2 is provided on both the left and right sides of the connecting shaft 1, a first wheel hub 4 and a second wheel hub 5 are connected to the inner side of the wheel frame 2 through a connecting mechanism 3, and both the left and right sides of the connecting shaft 1 are connected to the two sets of wheel frames 2 through a bogie 6;

[0027] Among them, the left and right sides of the connecting shaft 1 respectively penetrate the two groups of second wheel hubs 5 and extend to the inner side of the first wheel hub 4, the connection method between the connecting shaft 1 and the two groups of first wheel hubs 4 and second wheel hubs 5 is a fixed connection, and the inner sides of the two groups of second wheel hubs 5 and the outer sides of the connecting shaft 1 are fixedly connected with flanges 7; the outer sides of the two groups of wheel frames 2 and at the corresponding positions of the connecting shaft 1 are provided with bushings 8, and the connection method between the connecting shaft 1 and the bushing 8 is a rotational connection. The connecting shaft 1 penetrates the bushing 8 and is connected to the wheel frame 2 by fixing bolts 9; the tops of the two groups of bogies 6 and the inner sides of the two groups of flanges 7 are fixedly connected with connecting frames 601, and the connection methods of the two groups of flanges 7 and the two groups of connecting frames 601 and the connecting shaft 1 are both rotational connections, and a connecting plate 602 is rotationally connected between the two groups of bogies 6.

[0028] Specifically, first, the first wheel hub 4 and the second wheel hub 5 are firmly connected through the connecting mechanism 3, and the wheel frame 2 is mounted on the outside of the first wheel hub 4 and the second wheel hub 5. The connecting shaft 1 passes through the first wheel hub 4 and the second wheel hub 5 and extends to the outside of the wheel frame 2, and the connecting shaft 1 is fixed to the outside of the sleeve 8 by the fixing bolt 9. The bogie 6 is fixed under the connecting shaft 1 by the flange 7 and the connecting frame 601. The two groups of bogies 6 are connected by the connecting plate 602, which improves the connection strength between the two groups of bogies 6.

[0029] Also, see Figure 1-Figure 5 , the inner side of the wheel frame 2 is connected to a first wheel hub 4 and a second wheel hub 5 through a connecting mechanism 3;

[0030] The connection mechanism 3 is used to firmly connect the first hub 4 and the second hub 5. The specific structure of the connection mechanism 3 is as follows:

[0031] The connecting mechanism 3 includes a plurality of first connecting seats 301, a second connecting seat 302, a connecting rod 303, a first connecting groove 304, a second connecting groove 305 and a connecting bolt 306. The plurality of first connecting seats 301 are respectively fixedly connected to the inner sides of the two groups of first wheel hubs 4, and the inner sides of the two groups of second wheel hubs 5 are respectively fixedly connected to the plurality of second connecting seats 302. The plurality of first connecting seats 301 and the plurality of second connecting seats 302 are connected through the connecting rod 303. The first connecting groove 304 is provided on the outer sides of the plurality of first connecting seats 301 and the plurality of second connecting seats 302 and on the side away from the connecting rod 303. The plurality of first connecting seats 301 and the plurality of second connecting seats 302 are respectively fixedly connected to the inner sides of the two groups of second wheel hubs 5. A second connecting groove 305 is provided on the inner side of the connecting seat 302 and at a position corresponding to the connecting rod 303. Connecting bolts 306 are provided inside several first connecting grooves 304. Several connecting bolts 306 respectively penetrate several first connecting seats 301 and several second connecting seats 302 and are threadedly connected to the connecting rod 303. Several first connecting seats 301 and several second connecting seats 302 are all designed in an I-shaped structure. Connecting sleeves 10 are fixedly connected inside the two groups of first wheel hubs 4 and the two groups of second wheel hubs 5 and on the outer side of the connecting shaft 1. The inner sides of several first connecting seats 301 and several second connecting seats 302 are fixedly connected to the connecting sleeves 10.

[0032] Specifically, the first hub 4 and the second hub 5 are connected through the connecting mechanism 3, a plurality of first connecting seats 301 are fixedly connected to the inside of the first hub 4, a plurality of second connecting seats 302 are fixed to the inside of the second hub 5, a connecting rod 303 is placed in a plurality of first connecting grooves 304 and second connecting grooves 305, and the connecting rod 303 is fixed in the first connecting seat 301 and the second connecting seat 302 respectively through a plurality of connecting bolts 306, so that the firmness between the first connecting seat 301 and the second connecting seat 302 is improved by the connecting rod 303.

[0033] In this embodiment, the implementation scenario is specifically as follows: in actual use, first, the first wheel hub 4 and the second wheel hub 5 are firmly connected through the connecting mechanism 3, and the wheel frame 2 is sleeved on the outside of the first wheel hub 4 and the second wheel hub 5, and the connecting shaft rod 1 passes through the first wheel hub 4 and the second wheel hub 5 and extends to the outside of the wheel frame 2, and the connecting shaft rod 1 is fixed to the outside of the sleeve 8 by the fixing bolt 9, and the bogie 6 is fixed under the connecting shaft rod 1 by the flange 7 and the connecting frame 601, and the two groups of bogies 6 are connected by the connecting plate 602, which improves the connection strength between the two groups of bogies 6. Compared with the spoke structure of the existing cart wheel, the utility model can improve the overall practicality of the spoke structure of the cart wheel through design.

[0034] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A wheel spoke structure for a cart wheel, comprising a connecting shaft (1), characterized in that: Wheel frames (2) are provided on both the left and right sides of the connecting shaft (1); the inner side of the wheel frame (2) is connected to a first wheel hub (4) and a second wheel hub (5) via a connecting mechanism (3); and the left and right sides of the connecting shaft (1) are connected to the two sets of wheel frames (2) via a bogie (6); The connection mechanism (3) is used for firmly connecting the first hub (4) and the second hub (5).

2. The wheel spoke structure of a cart wheel according to claim 1, characterized in that: The left and right sides of the connecting shaft (1) respectively penetrate the two groups of second wheel hubs (5) and extend to the inner side of the first wheel hub (4); the connecting shaft (1) and the two groups of first wheel hubs (4) and the second wheel hub (5) are connected in a fixed manner; the inner sides of the two groups of second wheel hubs (5) and the outer sides of the connecting shaft (1) are fixedly connected with flanges (7).

3. The wheel spoke structure of a cart wheel according to claim 1, characterized in that: A shaft sleeve (8) is provided on the outer side of the two groups of wheel frames (2) and at a position corresponding to the connecting shaft rod (1); the connecting shaft rod (1) and the shaft sleeve (8) are connected in a rotational manner; the connecting shaft rod (1) passes through the shaft sleeve (8) and is connected to the wheel frame (2) via a fixing bolt (9).

4. The wheel spoke structure of a cart wheel according to claim 2, characterized in that: A connecting frame (601) is fixedly connected to the top of the two groups of bogies (6) and located on the inner side of the two groups of flanges (7); the two groups of flanges (7) and the two groups of connecting frames (601) are connected to the connecting shaft (1) in a rotational manner; and a connecting plate (602) is rotationally connected between the two groups of bogies (6).

5. The wheel spoke structure of a cart wheel according to claim 1, characterized in that: The connecting mechanism (3) comprises a plurality of first connecting seats (301), a second connecting seat (302), a connecting rod (303), a first connecting groove (304), a second connecting groove (305) and a connecting bolt (306); the plurality of first connecting seats (301) are respectively fixedly connected to the inner sides of two groups of first wheel hubs (4); the inner sides of two groups of second wheel hubs (5) are respectively fixedly connected to the plurality of second connecting seats (302); the plurality of first connecting seats (301) and the plurality of second connecting seats (302) are connected via the connecting rod (303).

6. The wheel spoke structure of a cart wheel according to claim 5, characterized in that: A first connecting groove (304) is provided on the outer side of a plurality of the first connecting seats (301) and a plurality of the second connecting seats (302) and located on the side away from the connecting rod (303); a second connecting groove (305) is provided on the inner side of a plurality of the first connecting seats (301) and a plurality of the second connecting seats (302) and located at a position corresponding to the connecting rod (303); and a connecting bolt (306) is provided inside the plurality of the first connecting grooves (304).

7. The wheel spoke structure of a cart wheel according to claim 6, characterized in that: A plurality of the connecting bolts (306) respectively penetrate a plurality of the first connecting seats (301) and a plurality of the second connecting seats (302) and are threadedly connected to the connecting rod (303); a plurality of the first connecting seats (301) and a plurality of the second connecting seats (302) are all designed in an I-shaped structure; a connecting sleeve (10) is fixedly connected inside the two groups of the first wheel hubs (4) and the two groups of the second wheel hubs (5) and located on the outside of the connecting shaft (1); and the inner sides of the plurality of the first connecting seats (301) and the plurality of the second connecting seats (302) are fixedly connected to the connecting sleeve (10).

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