Rod stand and cart comprising same

Abstract

The utility model discloses a kind of pole erecting device, it includes first rod assembly and second rod assembly.First rod assembly includes first base pole, first thimble, first hinged seat and first pair of external fixed parts, first thimble is arranged multiple and along the length direction of first base pole arrangement and is fixed in first base pole, first hinged seat is arranged at one end of first base pole, and first pair of external fixed parts is arranged in first base pole.Second rod assembly includes second base pole, second thimble, second hinged seat and second pair of external fixed parts, second thimble is arranged multiple and along the length direction of second base pole arrangement and is fixed in second base pole, second hinged seat is arranged at one end of second base pole, and second pair of external fixed parts is arranged in second base pole.First base pole is hinged with the second hinged seat of second base pole by first hinged seat, and first base pole and second base pole have and open state.The pole erecting device of above-mentioned structure, simple structure, and can be folded to be conveniently stored.The utility model also discloses a cart with the above-mentioned pole erecting device.

Description

Technical Field

[0001] This utility model relates to outdoor equipment, and in particular to a pole erector and a trolley containing the pole. Background Technology

[0002] In some outdoor fishing situations, rod holders are commonly used to hold fishing rods or other rod-shaped equipment. Rod holders are typically mounted on a trolley. They have loops through which the fishing rod can be threaded, allowing it to be held vertically for easy access and use. Rod holders usually have multiple loops arranged in a row to accommodate different sizes and types of fishing rods. However, existing rod holders, due to the multiple loops, are bulky, inconvenient to store, and have a relatively complex overall structure. Utility Model Content

[0003] This invention aims to solve at least one of the technical problems existing in the prior art. To this end, this invention proposes a pole holder with a simple structure that can be folded for easy storage.

[0004] This utility model also proposes a trolley having the above-mentioned pole support.

[0005] According to a first aspect of the present invention, a pole erector includes: a first pole assembly comprising a first base pole, a first collar, a first hinge seat, and a first external fixing part, wherein multiple first collars are arranged along the length direction of the first base pole and fixed to the first base pole, the first hinge seat is disposed at one end of the first base pole, and the first external fixing part is disposed on the first base pole; and a second pole assembly comprising a second base pole, a second collar, a second hinge seat, and a second external fixing part, wherein multiple second collars are arranged along the length direction of the second base pole and fixed to the second base pole, the second hinge seat is disposed at one end of the second base pole, and the second external fixing part is disposed on the second base pole; wherein the first base pole is hinged to the second hinge seat of the second base pole via the first hinge seat, and the first base pole and the second base pole have a closed state and an open state: in the closed state, the first base pole and the second base pole are folded together; in the open state, the first base pole and the second base pole are unfolded to form a straight pole structure.

[0006] The pole erector according to the embodiments of this utility model has at least the following beneficial effects: When using the pole erector, the first base pole and the second base pole are unfolded to the open state, and then the first external fixing part and the second external fixing part on the first base pole and the second base pole are respectively fixed to the external structure, thereby stably fixing the pole erector; when not using the pole erector, the pole erector can be disassembled, and then the first base pole and the second base pole can be folded and closed, thereby reducing the overall length and facilitating storage. The above-mentioned pole erector adopts a two-pole assembly structure, which is simple in structure, and the two pole assemblies can be folded and closed, thereby facilitating storage and use.

[0007] According to some embodiments of the present invention, the first hinge seat includes a first fixed part and a first pivot part, the first pivot part is connected to the first fixed part, and the first fixed part is fixed to one end of the first base rod. The second hinge seat includes a second fixed part and a second pivot part, the second pivot part is connected to the second fixed part, and the second fixed part is fixed to one end of the second base rod. The first pivot part and the second pivot part overlap each other and are hinged together.

[0008] According to some embodiments of the present invention, a pivot portion is provided on the surface opposite to the first pivot portion and the second pivot portion, and a pivot hole portion is provided on the surface opposite to the first pivot portion. The pivot portion is inserted into the pivot hole portion and pivotally engaged with the pivot hole portion. A fixed shaft passes through the first pivot portion and the second pivot portion. The fixed shaft passes coaxially through the pivot portion and the pivot hole portion. The fixed shaft is rotatably engaged with at least one of the first pivot portion and the second pivot portion. The fixed shaft is used to position the first pivot portion and the second pivot portion together axially.

[0009] According to some embodiments of the present invention, the first pivoting part is connected to the rear part of the first fixing part, the front part of the first fixing part is provided with a first arc concave surface, and the first pivoting part is provided with a first arc circumferential surface; the second pivoting part is connected to the front part of the second fixing part, the rear part of the second fixing part is provided with a second arc concave surface, and the second pivoting part is provided with a second arc circumferential surface; the first pivoting part is provided corresponding to the rear part of the second fixing part, and the first arc circumferential surface of the first pivoting part pivotally engages with the second arc concave surface provided at the rear part of the second fixing part; the second pivoting part is provided corresponding to the front part of the first fixing part, and the second arc circumferential surface of the second pivoting part pivotally engages with the first arc concave surface provided at the front part of the first fixing part.

[0010] According to some embodiments of the present invention, the first external fixing part is disposed at the other end of the first base rod, and the second external fixing part is disposed at the other end of the second base rod.

[0011] According to some embodiments of the present invention, a first limiting part and a second limiting part are correspondingly provided between the first hinge seat and the second hinge seat. The first limiting part and the second limiting part are used to abut against each other and limit the maximum angle when the first base rod and the second base rod open to each other to 180 degrees.

[0012] According to a second aspect of the present invention, a trolley includes: a trolley body, provided with a first mounting structure and a second mounting structure, the first mounting structure and the second mounting structure being arranged in a straight line along the horizontal direction; and a pole erector as described in the first aspect of the present invention, wherein the first base pole and the second base pole are in the open state and are horizontally arranged, and the first external fixing part and the second external fixing part are respectively connected to the first mounting structure and the second mounting structure.

[0013] The trolley according to the present invention has at least the following beneficial effects: a pole holder can be installed on one side of the trolley body, so that rod-shaped objects such as fishing rods can be placed on one side of the trolley body, making it convenient to pick up and use.

[0014] According to some embodiments of the present invention, the vehicle body is provided with four vertical support frames, which are respectively arranged at the front left, front right, rear left and rear right positions. The vertical support frames are connected by connecting frames. The first mounting structure and the second mounting structure are respectively disposed at the upper ends of two adjacent vertical support frames on the left and right or front and back.

[0015] According to some embodiments of the present invention, the first mounting structure includes a first support portion and a first snap-fit ​​member. The first snap-fit ​​member includes a first snap-fit ​​post and a first limiting flange. The lower end of the first snap-fit ​​post is disposed on the first support portion, and the first limiting flange is disposed on the upper end of the first snap-fit ​​post. The second mounting structure includes a second support portion and a second snap-fit ​​member. The second snap-fit ​​member includes a second snap-fit ​​post and a second limiting flange. The lower end of the second snap-fit ​​post is disposed on the second support portion, and the second limiting flange is disposed on the upper end of the second snap-fit ​​post. The first external fixing portion is provided with a first slot. The first external fixing portion is disposed between the first support portion and the first limiting flange and is snapped onto the first snap-fit ​​post through the first slot. The second external fixing portion is provided with a second slot. The second external fixing portion is disposed between the second support portion and the second limiting flange and is snapped onto the second snap-fit ​​post through the second slot.

[0016] According to some embodiments of the present invention, the groove orientation of the first slot and the groove orientation of the second slot are both horizontal, and one of their orientations is parallel or collinear with the length directions of the first base rod and the second base rod and faces away from the first base rod and the second base rod, while the other orientation is perpendicular to the length directions of the first base rod and the second base rod.

[0017] Additional aspects and advantages of this invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. Attached Figure Description

[0018] The above and / or additional aspects and advantages of this utility model will become apparent and readily understood from the description of the embodiments taken in conjunction with the following drawings, in which: Figure 1 This is a perspective view of the pole erector according to an embodiment of the present utility model; Figure 2 This is an exploded view of the pole erector according to an embodiment of the present utility model; Figure 3 for Figure 2 Enlarged view of point A; Figure 4 An exploded view of the pole erector according to another embodiment of this utility model; Figure 5 for Figure 4 Enlarged view of point B; Figure 6 This is a three-dimensional schematic diagram of the first base rod and the second base rod folded together according to an embodiment of the present utility model; Figure 7 This is a perspective view of the trolley according to an embodiment of the present utility model; Figure 8 for Figure 7 Enlarged view of point C; Figure 9 for Figure 8 Enlarged diagram of point D; Figure 10 for Figure 8 Enlarged diagram of point E.

[0019] Figure label: First rod assembly 100, first base rod 110, first collar 120, first hinge seat 130, first external fixing part 140, first fixing part 131, first pivot part 132, pivot part 1321, first arc concave surface 1311, first arc circumferential surface 1322, first limiting part 133, first slot 141; The second rod assembly 200, the second base rod 210, the second collar 220, the second hinge seat 230, the second external fixing part 240, the second fixing part 231, the second pivot part 232, the pivot hole part 2321, the second arc concave surface 2311, the second arc circumferential surface 2322, the second limiting part 233, and the second slot 241; Fixed shaft 300; The vehicle body 400 includes a first mounting structure 410, a second mounting structure 420, a vertical support frame 430, a connecting frame 440, a first support part 411, a first snap-fit ​​part 412, a first snap-fit ​​post 4121, a first limiting flange 4122, a second support part 421, a second snap-fit ​​part 422, a second snap-fit ​​post 4221, and a second limiting flange 4222. Detailed Implementation

[0020] The embodiments of this utility model are described in detail below. Examples of these embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain this utility model, and should not be construed as limiting this utility model.

[0021] In the description of this utility model, it should be understood that the directional descriptions, such as up, down, front, back, left, right, etc., indicate the directional or positional relationship based on the directional or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0022] In the description of this utility model, "several" means one or more, "multiple" means two or more, "greater than," "less than," and "exceeding" are understood to exclude the stated number, while "above," "below," and "within" are understood to include the stated number. If "first" or "second" is used in the description, it is only for the purpose of distinguishing technical features and should not be construed as indicating or implying relative importance, or implicitly indicating the number of indicated technical features, or implicitly indicating the order of the indicated technical features.

[0023] In the description of this utility model, unless otherwise explicitly defined, terms such as "setting," "installation," and "connection" should be interpreted broadly, and those skilled in the art can reasonably determine the specific meaning of the above terms in this utility model in conjunction with the specific content of the technical solution.

[0024] Reference Figures 1 to 10A pole erector includes a first pole assembly 100 and a second pole assembly 200. The first pole assembly 100 includes a first base pole 110, a first collar 120, a first hinge seat 130, and a first external fixing part 140. Multiple first collars 120 are arranged along the length of the first base pole 110 and fixed to it. The first hinge seat 130 is located at one end of the first base pole 110, and the first external fixing part 140 is located on the first base pole 110. The second pole assembly 200 includes a second base pole 210, a second collar 220, a second hinge seat 230, and a second external fixing part 240. Multiple second collars 220 are arranged along the length of the second base pole 210 and fixed to it. The second hinge seat 230 is located at one end of the second base pole 210, and the second external fixing part 240 is located on the second base pole 210. The first base rod 110 is hinged to the second base rod 210 via the first hinge seat 130 and the second hinge seat 230. The first base rod 110 and the second base rod 210 have a closed state and an open state: in the closed state, the first base rod 110 and the second base rod 210 are folded together; in the open state, the first base rod 110 and the second base rod 210 are unfolded to each other and form a straight rod structure.

[0025] When using the pole setter, the first base pole 110 and the second base pole 210 are unfolded to the open state. Then, the first external fixing part 140 and the second external fixing part 240 on the first base pole 110 and the second base pole 210 are respectively fixed to the external structure, thereby stably fixing the pole setter. When not using the pole setter, it can be disassembled, and the first base pole 110 and the second base pole 210 can be folded and closed, thereby reducing the overall length and facilitating storage. The pole setter described above adopts a two-pole assembly structure, which is simple in structure and allows for folding and closing of the two pole assemblies, making it convenient to store and use.

[0026] In one embodiment, the first hinge seat 130 includes a first fixed portion 131 and a first pivot portion 132. The first pivot portion 132 is connected to the first fixed portion 131, and the first fixed portion 131 is fixed to one end of the first base rod 110. The second hinge seat 230 includes a second fixed portion 231 and a second pivot portion 232. The second pivot portion 232 is connected to the second fixed portion 231, and the second fixed portion 231 is fixed to one end of the second base rod 210. The first pivot portion 132 and the second pivot portion 232 overlap and are hinged together. With the above structure, the hinge structure is compact.

[0027] In this embodiment, a pivot portion 1321 is provided on the surface opposite to the first pivot portion 132 and the second pivot portion 232, and a pivot hole portion 2321 is provided on the surface opposite to the first pivot portion 132. The pivot portion 1321 is inserted into the pivot hole portion 2321 and pivotally engages with it. A fixed shaft 300 passes through the first pivot portion 132 and the second pivot portion 232, and the fixed shaft 300 is coaxially inserted through the pivot portion 1321 and the pivot hole portion 2321. The fixed shaft 300 is rotatably engaged with at least one of the first pivot portion 132 and the second pivot portion 232, and is used to position the first pivot portion 132 and the second pivot portion 232 together axially. Using the above-described structure to hinge the first pivot portion 132 and the second pivot portion 232 results in smooth rotation and a stable connection.

[0028] In one embodiment, the fixed shaft 300 includes a hinge screw and a hinge nut. The hinge screw passes through the first pivot portion 132 and the second pivot portion 232 and is threadedly connected to the hinge nut. The nut of the hinge screw and the hinge nut clamp the first pivot portion 132 and the second pivot portion 232, thereby axially positioning them together. Of course, in some embodiments, the fixed shaft 300 is not limited to the above-described implementation. For example, a stepped shaft can be used. After passing through the first pivot portion 132 and the second pivot portion 232, the stepped shaft axially positions the first pivot portion 132 and the second pivot portion 232 through a flange and a C-type snap-fit. It is understood that there are many implementations in the art for axially fixing two components using a shaft structure, and those skilled in the art can configure it according to the actual situation.

[0029] In this embodiment, the first pivot portion 132 is connected to the rear portion of the first fixing portion 131. The front portion of the first fixing portion 131 is provided with a first arc concave surface 1311, and the first pivot portion 132 is provided with a first arc circumferential surface 1322. The second pivot portion 232 is connected to the front portion of the second fixing portion 231. The rear portion of the second fixing portion 231 is provided with a second arc concave surface 2311, and the second pivot portion 232 is provided with a second arc circumferential surface 2322. The first pivot portion 132 is provided corresponding to the rear portion of the second fixing portion 231, and the first arc circumferential surface 1322 of the first pivot portion 132 pivotally engages with the second arc concave surface 2311 provided at the rear portion of the second fixing portion 231. The second pivot portion 232 is provided corresponding to the front portion of the first fixing portion 131, and the second arc circumferential surface 2322 of the second pivot portion 232 pivotally engages with the first arc concave surface 1311 provided at the front portion of the first fixing portion 131. By adopting the above structure, the smoothness and stability of pivoting between the first pivoting part 132 and the second pivoting part 232 can be further improved, while the overall structure is compact.

[0030] In this embodiment, one end of the first base rod 110 is provided with a first insertion hole, and the first fixing part 131 is provided with a first insertion part, which is inserted into the first insertion hole. A fastener is provided between the first insertion part and the first base rod 110 to fix them together. One end of the second base rod 210 is provided with a second insertion hole, and the second fixing part 231 is provided with a second insertion part, which is inserted into the second insertion hole. A fastener is provided between the second insertion part and the second base rod 210 to fix them together. Using the above structure, the hinge seat and the base rod can be fixed in a simple and stable manner. In this embodiment, the fastener can be a screw or a rivet.

[0031] In this embodiment, the first external fixing part 140 is disposed at the other end of the first base rod 110, and the second external fixing part 240 is disposed at the other end of the second base rod 210. Using this structure, the open pole holder can be fixed at both ends, leaving more space for installing the retaining ring.

[0032] In this embodiment, a first limiting part 133 and a second limiting part 233 are correspondingly provided between the first hinge seat 130 and the second hinge seat 230. The first limiting part 133 and the second limiting part 233 are used to abut against each other and limit the maximum angle when the first base rod 110 and the second base rod 210 are opened to each other to 180 degrees. With the above structure, when using the pole erector, the pole erector can be set to the up and down positions, so that the first base rod 110 and the second base rod 210 are in the position state of rotating downward to close and rotating upward to open. Therefore, the pole erector will not easily close when subjected to downward force, making it convenient and stable to use.

[0033] In this embodiment, the first collar 120 and the second collar 220 are respectively disposed on the same end face of the first base rod 110 and the second base rod 210 along the front-rear direction. In the closed state, the first collar 120 and the second collar 220 are stacked together. With the above structure, the structure of the first base rod 110 and the second base rod 210 when folded and closed is more compact, and the two sets of collars disposed on the same side also facilitate the placement of the fishing rod.

[0034] This embodiment provides a trolley comprising a trolley body 400 and the aforementioned pole holder. The trolley body 400 is provided with a first mounting structure 410 and a second mounting structure 420, which are arranged in a straight line along a horizontal direction. The first base rod 110 and the second base rod 210 of the pole holder are in an open state and horizontally positioned. The first external fixing part 140 and the second external fixing part 240 are respectively connected to the first mounting structure 410 and the second mounting structure 420. This trolley allows for horizontal mounting of the pole holder, providing a location for placing rod-shaped objects and facilitating use.

[0035] In this embodiment, the vehicle body 400 is provided with four vertical support frames 430, which are respectively arranged at the front left, front right, rear left, and rear right positions. Connecting frames 440 connect the vertical support frames 430. A first mounting structure 410 and a second mounting structure 420 are respectively disposed at the upper ends of two adjacent vertical support frames 430 on the left / right or front / back. With this structure, a pole holder can be installed on one side of the vehicle body 400, allowing for the placement and use of rod-shaped objects such as fishing rods.

[0036] In an embodiment, the first mounting structure 410 includes a first support portion 411 and a first snap-fit ​​member 412. The first snap-fit ​​member 412 includes a first snap-fit ​​post 4121 and a first limiting flange 4122. The lower end of the first snap-fit ​​post 4121 is disposed on the first support portion 411, and the first limiting flange 4122 is disposed on the upper end of the first snap-fit ​​post 4121. The second mounting structure 420 includes a second support portion 421 and a second snap-fit ​​member 422. The second snap-fit ​​member 422 includes a second snap-fit ​​post 4221 and a second limiting flange 4222. The lower end of the second snap-fit ​​post 4221 is disposed on the upper end of the first support portion 411. The second support part 421 and the second limiting flange 4222 are disposed at the upper end of the second locking post 4221; the first external fixing part 140 is provided with a first locking groove 141, and the first external fixing part 140 is disposed between the first support part 411 and the first limiting flange 4122 and is locked to the first locking post 4121 through the first locking groove 141; the second external fixing part 240 is provided with a second locking groove 241, and the second external fixing part 240 is disposed between the second support part 421 and the second limiting flange 4222 and is locked to the second locking post 4221 through the second locking groove 241. With the above structure, the pole erector can be easily installed and is securely installed.

[0037] In the embodiment, the first snap-fit ​​member 412 and the second snap-fit ​​member 422 can be screw members and threadedly connected to the corresponding support part, so that the first external fixing part 140 and the second external fixing part 240 can be pressed to the corresponding support part by tightening the first snap-fit ​​member 412 and the second snap-fit ​​member 422.

[0038] In this embodiment, the opening direction of the first slot 141 and the opening direction of the second slot 241 are both horizontal. One of these openings is parallel or collinear with the length direction of the first base rod 110 and the second base rod 210, and faces away from the first base rod 110 and the second base rod 210. The other opening is perpendicular to the length direction of the first base rod 110 and the second base rod 210. With this structure, due to the special orientation of the openings of the first slot 141 and the second slot 241, during installation, the slot with the opening facing away from the first base rod 110 and the second base rod 210 can be engaged first, and then the other slot can be engaged, thus facilitating installation. Furthermore, the arrangement of two slots with different orientations can also stably fix the pole holder.

[0039] It is conceivable that the external fixing part of the pole holder and the mounting structure on the trolley in this embodiment are not limited to the above-described implementation method. For example, the external fixing part can be a mounting hole, and the mounting structure on the trolley body 400 can be a corresponding screw hole, so that it can be fixed by screws. It is understood that there are many implementation methods of mutually matching connection structures in the art, and those skilled in the art can make settings according to the actual situation.

[0040] The technical features of the above embodiments can be combined in any way. For the sake of brevity, not all possible combinations of the technical features in the above embodiments are described. However, as long as there is no contradiction in the combination of these technical features, they should be considered to be within the scope of this specification.

[0041] The embodiments of the present utility model have been described in detail above with reference to the accompanying drawings. However, the present utility model is not limited to the above embodiments. Within the scope of knowledge possessed by those skilled in the art, various changes can be made without departing from the spirit of the present utility model.

Claims

1. A pole erector, characterized in that, include: The first rod assembly (100) includes a first base rod (110), a first collar (120), a first hinge seat (130), and a first external fixing part (140). Multiple first collars (120) are arranged along the length direction of the first base rod (110) and fixed to the first base rod (110). The first hinge seat (130) is located at one end of the first base rod (110), and the first external fixing part (140) is located on the first base rod (110). The second rod assembly (200) includes a second base rod (210), a second collar (220), a second hinge seat (230), and a second external fixing part (240). Multiple second collars (220) are provided and arranged along the length direction of the second base rod (210) and fixed to the second base rod (210). The second hinge seat (230) is provided at one end of the second base rod (210), and the second external fixing part (240) is provided on the second base rod (210). The first base rod (110) is hinged to the second base rod (210) via the first hinge seat (130) and the second hinge seat (230). The first base rod (110) and the second base rod (210) have a closed state and an open state: in the closed state, the first base rod (110) and the second base rod (210) are folded together; in the open state, the first base rod (110) and the second base rod (210) are unfolded to form a straight rod structure.

2. The pole erector according to claim 1, characterized in that: The first hinge seat (130) includes a first fixed part (131) and a first pivot part (132). The first pivot part (132) is connected to the first fixed part (131). The first fixed part (131) is fixed to one end of the first base rod (110). The second hinge seat (230) includes a second fixed part (231) and a second pivot part (232). The second pivot part (232) is connected to the second fixed part (231). The second fixed part (231) is fixed to one end of the second base rod (210). The first pivot part (132) and the second pivot part (232) overlap and are hinged together.

3. The pole erector according to claim 2, characterized in that: A pivot portion (1321) is provided on the surface opposite to the first pivot portion (132) and the second pivot portion (232). A pivot hole portion (2321) is provided on the surface opposite to the first pivot portion (132). The pivot portion (1321) is inserted into the pivot hole portion (2321) and pivotally engages with the pivot hole portion (2321). A fixed shaft (300) passes through the first pivot portion (132) and the second pivot portion (232). The fixed shaft (300) is coaxially inserted through the pivot portion (1321) and the pivot hole portion (2321). The fixed shaft (300) is rotatably engaged with at least one of the first pivot portion (132) and the second pivot portion (232). The fixed shaft (300) is used to position the first pivot portion (132) and the second pivot portion (232) together axially.

4. The pole erector according to claim 2, characterized in that: The first pivoting part (132) is connected to the rear of the first fixing part (131). The front of the first fixing part (131) is provided with a first arc concave surface (1311), and the first pivoting part (132) is provided with a first arc circumferential surface (1322). The second pivoting part (232) is connected to the front of the second fixing part (231). The rear of the second fixing part (231) is provided with a second arc concave surface (2311), and the second pivoting part (232) is provided with a second arc circumferential surface (2322). The first pivoting part (132) is provided at the rear of the second fixing part (231), and the first arc circumferential surface (1322) of the first pivoting part (132) pivotally engages with the second arc concave surface (2311) provided at the rear of the second fixing part (231); the second pivoting part (232) is provided at the front of the first fixing part (131), and the second arc circumferential surface (2322) of the second pivoting part (232) pivotally engages with the first arc concave surface (1311) provided at the front of the first fixing part (131).

5. The pole erector according to claim 1, characterized in that: The first external fixing part (140) is disposed at the other end of the first base rod (110), and the second external fixing part (240) is disposed at the other end of the second base rod (210).

6. The pole erector according to claim 1, characterized in that: A first limiting part (133) and a second limiting part (233) are correspondingly provided between the first hinge seat (130) and the second hinge seat (230). The first limiting part (133) and the second limiting part (233) are used to abut against each other and limit the maximum angle when the first base rod (110) and the second base rod (210) open to each other to 180 degrees.

7. A type of cart, characterized in that, include: The vehicle body (400) is provided with a first mounting structure (410) and a second mounting structure (420), the first mounting structure (410) and the second mounting structure (420) being arranged in a straight line along the horizontal direction; According to any one of claims 1 to 6, the first base pole (110) and the second base pole (210) are in the open state and are horizontally arranged, and the first external fixing part (140) and the second external fixing part (240) are respectively connected to the first mounting structure (410) and the second mounting structure (420).

8. The cart according to claim 7, characterized in that: The vehicle body (400) is provided with four vertical support frames (430), which are respectively arranged at the front left, front right, rear left and rear right positions. The vertical support frames (430) are connected by a connecting frame (440). The first mounting structure (410) and the second mounting structure (420) are respectively located at the upper ends of two adjacent vertical support frames (430) on the left and right or front and back.

9. The cart according to claim 7, characterized in that: The first mounting structure (410) includes a first support part (411) and a first snap-fit ​​member (412). The first snap-fit ​​member (412) includes a first snap-fit ​​post (4121) and a first limiting flange (4122). The lower end of the first snap-fit ​​post (4121) is disposed on the first support part (411), and the first limiting flange (4122) is disposed on the upper end of the first snap-fit ​​post (4121). The second mounting structure (420) includes a second support part (421) and a second snap-fit ​​member (422). The second snap-fit ​​member (422) includes a second snap-fit ​​post (4221) and a second limiting flange (4222). The lower end of the second snap-fit ​​post (4221) is disposed on the second support part (411). 21), the second limiting flange (4222) is disposed at the upper end of the second snap-fit ​​post (4221); the first external fixing part (140) is provided with a first slot (141), the first external fixing part (140) is disposed between the first support part (411) and the first limiting flange (4122) and is snapped onto the first snap-fit ​​post (4121) through the first slot (141); the second external fixing part (240) is provided with a second slot (241), the second external fixing part (240) is disposed between the second support part (421) and the second limiting flange (4222) and is snapped onto the second snap-fit ​​post (4221) through the second slot (241).

10. The cart according to claim 9, characterized in that: The slot opening of the first slot (141) and the slot opening of the second slot (241) are both horizontal. One of them is parallel or collinear with the length direction of the first base rod (110) and the second base rod (210) and faces away from the first base rod (110) and the second base rod (210). The other is perpendicular to the length direction of the first base rod (110) and the second base rod (210).

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