Foldable and adjustable supporting leg capable of assisting in supporting and preventing falling

Abstract

The utility model discloses a foldable and adjustable supporting leg capable of assisting in supporting and preventing falling, which comprises an outer sleeve, an inner tube body and a supporting rod movably arranged in the inner tube body, a shaft connecting piece for realizing pivot joint of the supporting rod and the inner tube body is arranged in the inner tube body close to one port, and the shaft connecting piece is connected with the supporting rod. A first opening and a second opening are formed in the bottom and the top of the inner pipe body respectively, the inner pipe body is pulled out of the outer sleeve, the supporting rod rotates with the shaft connecting piece as the axis point, the end, away from the shaft connecting piece, of the supporting rod is drawn out of the first opening, the end, close to the shaft connecting piece, of the supporting rod is drawn out of the second opening, and the supporting rod is in a supporting state; a first locking mechanism used for locking the inner pipe body to be pulled out is arranged at the bottom of the outer sleeve. According to the scheme, the supporting leg structure is convenient to operate and store, meanwhile, the shaft connecting piece and the supporting rod are designed to be of a threaded connection structure, the height between the supporting rod and a to-be-supported surface is adjusted by screwing the supporting rod, the supporting height can be adjusted, and the application range is wider.

Description

Technical Field

[0001] The utility model relates to the technical field of supporting mechanisms, in particular to a foldable and adjustable supporting foot for auxiliary supporting and preventing falling of cabinet-type equipment. Background Art

[0002] In daily life, some cabinet-type equipment needs to be moved to outdoor places for use, such as mobile monitoring station equipment ( Figure 1 As shown), the device includes a cabinet-type box body, in which a main control unit and a battery unit are arranged, and columns are arranged on the box body, and monitoring cameras, searchlights, warning lights, etc. are arranged on the columns. In outdoor places, some have uneven bottom surfaces, and some are due to strong environmental winds, which may cause the equipment to fall over easily. Existing ones are provided with foot columns to lift up the equipment, and the moving wheels at the bottom of the equipment are suspended in the air to improve the stability of the equipment. However, it is still easy to fall over when subjected to winds of a certain intensity. Some are equipped with support legs on the outside, but this type cannot be folded and adjusted. For environments with uneven road surfaces, its separate support legs cannot be adaptively adjusted in height, so it still needs to be improved. Utility Model Content

[0003] In view of this, the utility model proposes a foldable and adjustable support foot for auxiliary support and anti-falling, so as to achieve the effect of being able to adapt to uneven bottom surfaces and resist high-intensity wind forces to prevent the equipment from falling over.

[0004] The technical solution disclosed by the utility model is a foldable and adjustable support foot for auxiliary support and anti-falling, comprising an outer sleeve, an inner tube body telescopically sleeved in the outer sleeve, and a support rod movably arranged in the inner tube body, wherein an inner portion of the inner tube body near a port is provided with an axial connecting piece for realizing pivotal connection between the support rod and the inner tube body, wherein the axial connecting piece is connected to the support rod, and a first opening and a second opening are respectively provided at the bottom and the top of the inner tube body, wherein the inner tube body is pulled out from the outer sleeve, and the support rod rotates with the axial connecting piece as the axis point, an end of the support rod away from the axial connecting piece is drawn out from the first opening, and an end of the support rod close to the axial connecting piece is drawn out from the second opening, and the support rod is in a supporting state; a first locking mechanism for locking the inner tube body to be pulled out is provided at the bottom of the outer sleeve.

[0005] Furthermore, the shaft connecting member is a cylinder, the side wall of the cylinder is provided with a through hole connected to the support rod, and the center positions of the two ends of the cylinder are provided with shaft connecting parts that realize shaft connection with the inner tube body.

[0006] Furthermore, the inner wall of the through hole of the cylinder is provided with an internal thread, the support rod is a cylindrical rod body with an external thread on the outer wall, the support rod is threadedly connected to the shaft connecting piece, and the support rod is screwed in and out of the shaft connecting piece to adjust the support height of the support rod.

[0007] The shaft connection part is further provided with internal thread holes at the center positions of the two ends of the cylinder, and the side walls of the inner tube body are provided with through holes that are connected to the internal thread holes, and the through holes are provided with bolts connected to the internal thread holes.

[0008] Furthermore, one end of the support rod close to the shaft connecting piece is configured as a screwing end portion with a polygonal cross section, a port of the screwing end portion is provided with a groove along the axial direction of the support rod, and a second locking mechanism is provided at the end of the inner tube body.

[0009] Furthermore, the first locking mechanism and the second locking mechanism both adopt a hollow bolt, a step hole is provided in the hollow bolt, a spring is provided in the step hole, a pin is sleeved on the spring, the upper part of the pin has a larger diameter than the lower part, the upper end of the spring abuts against the bottom side of the upper part of the pin, and a pull ring is provided at the lower end of the pin. The pin is pulled by the pull ring to retract or extend the upper end of the pin. When the pin of the second locking mechanism is inserted into the groove, the support rod is rotated and folded and locked in the inner tube body.

[0010] Furthermore, the outer sleeve is provided with a hollow bolt connection hole at the bottom of one end close to the inner tube body in the pulling direction, and a locking through hole for elastically inserting the pin shaft of the first locking mechanism is provided at the bottom of the end corresponding to the inner tube body in the pulling direction.

[0011] Furthermore, the outer sleeve adopts a C-shaped steel tube body, and the inner tube body adopts a square steel tube body.

[0012] The beneficial effects of the support foot designed by this technical solution are:

[0013] 1. An outer sleeve and an inner tube body are provided to realize a pull-out structure, so that when the supporting foot needs to be used, the inner tube body is pulled out from the outer sleeve, and then the supporting rod provided in the inner tube body is pivotally connected through an axis connector, and a first opening and a second opening are respectively provided at the bottom and the top of the inner tube body, so that the lower end of the supporting rod is pulled out from the first opening and the upper end of the supporting rod is pulled out from the second opening, thereby unfolding the supporting state of the supporting rod. The supporting foot structure designed in this scheme is simple and convenient to operate and easy to fold and store.

[0014] 2. A threaded connection structure is used for the support rod and the shaft connector, so that the height between the support rod and the supported surface can be adjusted by screwing to adapt to different support surface heights, making the support height adjustable and more applicable. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 The diagram is a schematic diagram of a cabinet-type mobile monitoring station equipment without auxiliary support feet.

[0016] Figure 2 This is a schematic diagram of the exploded structure of the foldable and adjustable support foot for auxiliary support and anti-falling of the utility model.

[0017] Figure 3 This is a schematic diagram of the bottom perspective of the foldable and adjustable support foot structure for auxiliary support and anti-falling of the utility model.

[0018] Figure 4 This is a cross-sectional view of the foldable and adjustable support foot structure for auxiliary support and anti-falling of the utility model.

[0019] Figure 5 This is a schematic diagram of an embodiment of the utility model being installed at the bottom of a cabinet-type mobile monitoring station equipment.

[0020] Figure 6 The utility model is a schematic diagram of the use state structure of the cabinet-type mobile monitoring station equipment. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present disclosure will be described clearly and completely below in conjunction with the accompanying drawings. Obviously, the described embodiments are only some embodiments of the present disclosure, rather than all embodiments. Based on the embodiments of the present disclosure, all other embodiments obtained by ordinary technicians in this field without creative work also fall within the scope of protection of the present disclosure.

[0022] Please refer to Figures 2 to 5 , which is a specific implementation scheme of a foldable and adjustable support foot for auxiliary support and anti-falling provided by the technical solution. The foldable and adjustable support foot comprises an outer sleeve 1, an inner tube body 2 which is telescopically sleeved in the outer sleeve 1, and a support rod 3 which is movably arranged in the inner tube body 2. An inner part of the inner tube body 2 near a port is provided with an axis connecting member 4 for realizing the pivotal connection between the support rod 3 and the inner tube body 2. The axis connecting member 4 is connected to the support rod 3. The bottom and top of the inner tube body 2 are respectively provided with a first opening 201 and a second opening 202. The inner tube body 2 is pulled out from the outer sleeve 1, and the support rod 3 rotates with the axis connecting member 4 as the axis point. The end of the support rod 3 away from the axis connecting member 4 is drawn out from the first opening 201, and the end of the support rod 3 close to the axis connecting member 4 is drawn out from the second opening 202, and the support rod 3 is in a supporting state (refer to Figure 6 The bottom of the outer sleeve 1 is provided with a first locking mechanism for locking the inner tube body 2 from being pulled out.

[0023] By setting the outer sleeve 1 and the inner tube body 2 in this solution to realize a pull-out structure, when the supporting foot needs to be used, the inner tube body 2 is pulled out from the outer sleeve 1, and then the supporting rod 3 set in the inner tube body 2 is pivoted through the shaft connector 4, and the first opening 201 and the second opening 202 are respectively set at the bottom and the top of the inner tube body 2, so that the lower end of the supporting rod is pulled out from the first opening and the upper end of the supporting rod is pulled out from the second opening, thereby unfolding the supporting state of the supporting rod. The supporting foot structure designed in this solution is simple and convenient to operate and easy to fold and store.

[0024] Reference Figure 2 , Figure 3 Further, the shaft connecting member 4 is a cylinder, the side wall of the cylinder is provided with a through hole 401 connected to the support rod 3, and the center positions of the two ends of the cylinder are provided with shaft connecting parts 402 for realizing shaft connection with the inner tube body 2.

[0025] Reference Figure 4 Preferably, the inner wall of the through hole 401 of the cylinder is provided with an internal thread, the support rod 3 is a cylindrical rod body with an external thread on the outer wall, the support rod 3 is threadedly connected to the shaft connecting member 4, and the support rod 3 is screwed in and out of the shaft connecting member 4 to adjust the support height of the support rod 3. The support rod 3 and the shaft connecting member 4 adopt a threaded connection structure, so that the support rod 3 can adjust the height between the support rod 3 and the supported surface by screwing, so as to adapt to different height conditions of the supporting surface, and realize adjustable support height, which has wider applicability.

[0026] Further, the shaft connection part 402 is provided with internal thread holes at the center positions of the two ends of the cylinder, and a through hole 203 connected to the internal thread hole is provided on the side wall of the inner tube body 2, and a bolt connected to the internal thread hole is provided on the through hole 203. By using the bolt to connect the through hole 203 and the shaft connection part 402, the connection is convenient.

[0027] Reference Figures 2 to 4 Further, the end of the support rod 3 close to the shaft connecting member 4 is set as a screwing end 301 with a polygonal cross-section, and the end of the screwing end 301 is provided with a groove 302 along the axial direction of the support rod 3, and the end of the inner tube body 2 is provided with a second locking mechanism.

[0028] Furthermore, the first locking mechanism and the second locking mechanism both use a hollow bolt 5, a stepped hole is provided in the hollow bolt 5, a spring 6 is provided in the stepped hole, a pin 7 is sleeved on the spring 6, the upper part of the pin 7 has a larger diameter than the lower part, the upper end of the spring 6 abuts against the bottom side of the upper part of the pin 7, and a pull ring 8 is provided at the lower end of the pin 7. The pin 7 is pulled by the pull ring 8 to achieve the upper end of the pin 7 to be retracted or extended. When the pin 7 of the second locking mechanism is inserted into the groove 302, the support rod 3 is rotated, folded and locked in the inner tube body 2. A through hole 205 for connecting the hollow bolt 5 is provided at the end of the inner tube body 2. After the threaded portion of the hollow bolt 5 passes through the through hole 205, it is connected to the threaded portion of the hollow bolt 5 through a nut 9 on the inner side to achieve the installation of the second locking mechanism. Among them, the pull ring 8 at the lower end of the pin shaft 7 is used to pull the pin shaft 7 on the one hand, and on the other hand, when the pin shaft 7 is pushed in by the spring 6, the pull ring 8 presses against the rear end of the hollow bolt 5 to achieve the limiting of the pin shaft 7.

[0029] Reference Figure 3, further, the outer sleeve 1 is provided with a hollow bolt connection hole 101 at the bottom of one end close to the inner tube body 2 in the direction of pulling out, and a locking through hole 204 for elastically inserting the pin 7 of the first locking mechanism is provided at the bottom of one end corresponding to the direction of pulling out the inner tube body 2. When the support rod 3 is stored in the inner tube body 2, the inner tube body 2 is pushed into the outer sleeve 1, and the pin 7 is lifted by the spring 6 and inserted into the locking through hole 204 of the inner tube body 2, so that the inner tube body 2 is locked in the outer sleeve 1, and the support foot is stored as a whole, and the overall movement of the device is facilitated after the support foot is stored.

[0030] Preferably, the outer sleeve 1 is a C-shaped steel tube body, and the inner tube body 2 is a square steel tube body. The C-shaped steel tube body can be provided with welding ears for welding with the bottom of the device, or screw connection ears for locking with screws.

[0031] The embodiments of the present disclosure have been described above, and the above description is exemplary, not exhaustive, and is not limited to the disclosed embodiments. Many modifications and changes will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments. The selection of terms used herein is intended to best explain the principles of the embodiments, practical applications, or improvements to the technology in the market, or to enable other persons of ordinary skill in the art to understand the embodiments disclosed herein.

Claims

1. A foldable and adjustable support foot for auxiliary support and anti-falling, characterized in that: The invention comprises an outer sleeve (1), an inner tube body (2) telescopically sleeved in the outer sleeve (1), and a support rod (3) movably arranged in the inner tube body (2); an inner portion of the inner tube body (2) near a port is provided with an axial connection member (4) for realizing the pivotal connection between the support rod (3) and the inner tube body (2); the axial connection member (4) is connected to the support rod (3); the bottom and top of the inner tube body (2) are respectively provided with a first opening (201) and a second opening (202); when the inner tube body (2) is pulled out from the outer sleeve (1), the support rod (3) rotates with the axial connection member (4) as the axis point; the end of the support rod (3) away from the axial connection member (4) is pulled out from the first opening (201), and the end of the support rod (3) close to the axial connection member (4) is pulled out from the second opening (202), and the support rod (3) is in a supporting state; and a first locking mechanism for locking the inner tube body (2) from being pulled out is provided at the bottom of the outer sleeve (1).

2. The foldable and adjustable supporting foot for auxiliary support and anti-falling according to claim 1, characterized in that: The shaft connecting member (4) is a cylinder, the side wall of which is provided with a through hole (401) for connecting with the support rod (3), and the center positions of the two ends of the cylinder are provided with shaft connecting parts (402) for realizing shaft connection with the inner tube body (2).

3. The foldable and adjustable supporting foot for auxiliary support and anti-falling according to claim 2, characterized in that: The inner wall of the through hole (401) of the cylinder is provided with an internal thread, the support rod (3) is a cylindrical rod body with an external thread on the outer wall, the support rod (3) is threadedly connected to the shaft connecting member (4), and the support rod (3) is threadedly screwed in and out of the shaft connecting member (4) to adjust the support height of the support rod (3).

4. The foldable and adjustable supporting foot for auxiliary support and anti-falling according to claim 2, characterized in that: The shaft connection part (402) is provided with internal thread holes at the center positions of the two ends of the cylinder, and a through hole (203) connected to the internal thread holes is provided on the side wall of the inner tube body (2), and a bolt connected to the internal thread holes is provided at the through hole (203).

5. The foldable and adjustable supporting foot for auxiliary support and anti-falling according to claim 1, characterized in that: One end of the support rod (3) close to the shaft connecting member (4) is provided as a screwing end portion (301) with a polygonal cross section, the end of the screwing end portion (301) is provided with a groove (302) along the axial direction of the support rod (3), and the end of the inner tube body (2) is provided with a second locking mechanism.

6. The foldable and adjustable supporting foot for auxiliary support and anti-falling according to claim 5, characterized in that: The first locking mechanism and the second locking mechanism both use a hollow bolt (5), a stepped hole is provided in the hollow bolt (5), a spring (6) is provided in the stepped hole, a pin shaft (7) is sleeved on the spring (6), the upper part of the pin shaft (7) has a larger diameter than the lower part, the upper end of the spring (6) abuts against the bottom side of the upper part of the pin shaft (7), and a pull ring (8) is provided at the lower end of the pin shaft (7). The pin shaft (7) is pulled by the pull ring (8) to achieve the retraction or extension of the upper end of the pin shaft (7). When the pin shaft (7) of the second locking mechanism is inserted into the groove (302), the support rod (3) is rotated, folded and locked in the inner tube body (2).

7. The foldable and adjustable supporting foot for auxiliary support and anti-falling according to claim 6, characterized in that: The outer sleeve (1) is provided with a hollow bolt connection hole (101) at the bottom of one end close to the inner tube body (2) in the direction of pulling out, and a locking through hole (204) for elastically inserting the pin shaft (7) of the first locking mechanism is provided at the bottom of the end corresponding to the direction of pulling out the inner tube body (2).

8. The foldable and adjustable supporting foot for auxiliary support and anti-falling according to any one of claims 1 to 7, characterized in that: The outer sleeve (1) is made of a C-shaped steel tube body, and the inner tube body (2) is made of a square steel tube body.

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