Single-plank bridge for obstacle training

Abstract

The utility model discloses a single-plank bridge for obstacle training, and particularly relates to the technical field of obstacle training, which comprises a bridge plate, a plurality of supporting cylinders and a plurality of supporting rods, and the stretching mechanism comprises a first supporting plate arranged on one side of the bridge plate, and a second supporting plate is arranged on the other side of the bridge plate. The first connecting columns, the first supporting plates, the second connecting columns, the second supporting plates and other structures are arranged on the two sides of the bridge plate respectively to form a supporting framework, and under the cooperation of the fixing handles, the fixing frames, the sliding blocks and the connecting arms, the first supporting plates can be controlled at the same time to drive the multiple first connecting columns to stretch out and draw back in the first containing cavities; a second supporting plate drives a plurality of second connecting columns to telescopically move in a second storage cavity, so that the supporting framework can be extended on the two sides of the bridge plate, the supporting width of the bridge plate can be flexibly adjusted according to requirements, the training requirements are met, and the applicability of the device is greatly improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of obstacle training, in particular to an obstacle training log bridge. BACKGROUND

[0002] Obstacle training is a kind of training that passes through the obstacles set in advance in various postures, and the main purpose is to exercise the flexibility of the action of the soldiers, improve the running speed and endurance, master the skills such as support, climbing, balance and drilling, and lay a foundation for passing through various obstacles quickly in wartime.

[0003] At present, the existing obstacle training log bridge is adjusted in height to change the difficulty of training when in use, but in the actual application process, the height is not the height factor that affects the difficulty, when the training personnel sprint to the log bridge, the inclined pedal can be directly stepped on the bridge, and the width of the bridge is crucial to stand on the bridge and walk, and the width of the existing bridge is mostly fixed, so it is difficult to adjust flexibly according to the demand, and thus it cannot be effectively applied to people of different ages, greatly affecting the use effect of the device. UTILITY MODEL CONTENT

[0004] The utility model aims at providing an obstacle training log bridge, which is composed of a support framework by setting a first connecting column, a first support plate, a second connecting column and a second support plate on both sides of the bridge plate, and under the cooperation of a fixing handle, a fixing frame, a sliding block and a connecting arm, the first support plate can drive multiple first connecting columns to move in and out of the first storage cavity, the second support plate drives multiple second connecting columns to move in and out of the second storage cavity, and the support framework on both sides of the bridge plate can be stretched to adjust the support width of the bridge plate flexibly according to the demand, meet the training demand, greatly improve the applicability of the device, and solve the above problems in the art.

[0005] In order to achieve the above purpose, the utility model provides the following technical scheme: an obstacle training log bridge, comprising:

[0006] A bridge plate is provided with multiple support cylinders on the bottom side;

[0007] An extension mechanism is arranged on one side of the bridge plate, and a second support plate is arranged on the other side of the bridge plate, multiple first storage cavities and multiple second storage cavities are arranged on both sides of the bridge plate, the first storage cavities and the second storage cavities are staggered, multiple first connecting columns are fixed on the inner side of the first support plate and face the first storage cavities, and multiple second connecting columns are fixed on the inner side of the second support plate and face the second storage cavities;

[0008] The bottom of the bridge plate is provided with a fixing frame, the inside of the fixing frame is provided with a sliding block, the two ends of the sliding block are rotatably connected with the first supporting plate and the second supporting plate through connecting arms, and the fixing frame is provided with a driving assembly.

[0009] Preferably, the two ends of the bridge plate are rotatably connected with pedals through rotating shafts.

[0010] Preferably, the top side of the pedal is provided with anti-skid convex patterns, and the bottom end of the pedal is provided with a circular arc chamfer.

[0011] Preferably, the driving assembly comprises a screw rod rotatably connected in the fixing frame through a bearing, the sliding block is threadedly connected outside the screw rod, and the bottom end of the screw rod extends to outside the fixing frame and is provided with a fixing handle.

[0012] Preferably, the two ends of the sliding block are symmetrically fixed with limit blocks, and the inside of the fixing frame is provided with limit grooves matched with the limit blocks on the two sides.

[0013] Preferably, the bottom ends of the plurality of supporting barrels are fixed with a base, and the sidewall of the base is provided with a plurality of through holes.

[0014] In the above technical solution, the technical effects and advantages of the utility model are provided:

[0015] By arranging the first connecting column, the first supporting plate, the second connecting column and the second supporting plate on the two sides of the bridge plate to form the supporting framework, and under the cooperation of the fixing handle, the fixing frame, the sliding block and the connecting arm, the first supporting plate can drive the plurality of first connecting columns to move in and out of the first storage cavity, the second supporting plate can drive the plurality of second connecting columns to move in and out of the second storage cavity, and then the supporting framework can be respectively stretched on the two sides of the bridge plate, so that the supporting width of the bridge plate can be flexibly adjusted according to the requirements, the training requirements are met, and the applicability of the device is greatly improved. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments or the prior art, the drawings needed in the embodiments will be briefly introduced below. Obviously, the drawings in the following description are only some embodiments of the utility model, and other drawings can also be obtained by those skilled in the art according to these drawings.

[0017] Figure 1 It is a whole structure schematic view of the utility model;

[0018] Figure 2 It is a three-dimensional structure schematic view of the first supporting plate and the second supporting plate of the utility model when being stretched;

[0019] Figure 3 It is a transverse sectional view of the bridge plate of the utility model;

[0020] Figure 4 It is a schematic view of the internal structure of the fixing frame of the utility model.

[0021] Explanation of reference signs:

[0022] 1, base; 2, support cylinder; 3, bridge plate; 4, pedal; 5, first receiving cavity; 6, first connecting column; 7, first support plate; 8, second receiving cavity; 9, second connecting column; 10, second support plate; 11, fixing frame; 12, sliding block; 13, connecting arm; 14, screw rod; 15, fixing handle; 16, limiting block; 17, limiting groove. Specific implementation

[0023] In order for those skilled in the art to better understand the technical scheme of the utility model, the utility model will be further described in detail below in combination with the drawings.

[0024] The utility model provides a kind of log bridge for obstacle training as Figures 1-4 As shown in the figure, including:

[0025] Bridge plate 3, the bottom side of bridge plate 3 is provided with a plurality of support cylinders 2;

[0026] The both ends of bridge plate 3 are rotatably connected with pedal 4 by rotating shaft. Pedal 4 facilitates the training personnel to smoothly step on bridge plate 3.

[0027] The top side of pedal 4 is provided with anti-skid relief, and the bottom end of pedal 4 is provided with circular arc chamfer. Anti-skid relief can play the effect of anti-skid, and circular arc chamfer can be in contact with the ground.

[0028] The bottom end between a plurality of support cylinders 2 is fixed with base 1, and the sidewall of base 1 is provided with a plurality of through holes.

[0029] Extension mechanism, extension mechanism includes first support plate 7 arranged at one side of bridge plate 3, and the other side of bridge plate 3 is provided with second support plate 10, and the both sides of bridge plate 3 are provided with a plurality of first receiving cavities 5 and second receiving cavities 8 respectively, and first receiving cavity 5 and second receiving cavity 8 are staggered distribution, and the inner side of first support plate 7 is fixed with a plurality of first connecting columns 6 towards first receiving cavity 5, and the inner side of second support plate 10 is fixed with a plurality of second connecting columns 9 towards second receiving cavity 8;

[0030] The bottom of bridge plate 3 is provided with fixing frame 11, the inside of fixing frame 11 is provided with sliding block 12, and the both ends of sliding block 12 are rotatably connected with connecting arm 13 between first support plate 7 and second support plate 10 through rotating shaft, and driving assembly is arranged on fixing frame 11, and driving assembly is used to drive sliding block 12 to move.

[0031] The driving assembly comprises a screw rod 14 rotatably connected in the fixed frame 11 through a bearing, the sliding block 12 is threadedly connected outside the screw rod 14, and the bottom end of the screw rod 14 extends outside the fixed frame 11 and is provided with a fixed handle 15.

[0032] By screwing the fixed handle 15, the fixed handle 15 drives the screw rod 14 to rotate in the fixed frame 11, and then the screw rod 14 drives the sliding block 12 to move, so that the sliding block 12 can drive the two connecting arms 13 to rotate synchronously, and then the two connecting arms 13 can drive the first support plate 7 and the second support plate 10 to move, respectively, the first support plate 7 can drive the plurality of first connecting columns 6 to move in and out of the first storage cavity 5, and the second support plate 10 can drive the plurality of second connecting columns 9 to move in and out of the second storage cavity 8, the first connecting column 6, the first support plate 7, the second connecting column 9 and the second support plate 10 can form a support framework, and then the support framework can be stretched on both sides of the bridge plate 3, so as to flexibly adjust the support width of the bridge plate 3 according to the demand, meet the training demand, and greatly improve the applicability of the device.

[0033] The two ends of the sliding block 12 are symmetrically fixed with limit blocks 16, and the inside of the fixed frame 11 is provided with limit grooves 17 matched with the limit blocks 16 on both sides. By arranging the limit blocks 16 and the limit grooves 17, the sliding block 12 can drive the limit blocks 16 to slide in the limit grooves 17, so as to greatly ensure the stability of the sliding block 12 during movement.

[0034] The above only describes some exemplary embodiments of the present application by way of illustration, without doubt, for ordinary skilled in the art, without departing from the spirit and scope of the present application, the described embodiments can be modified in various ways. Therefore, the above drawings and description are illustrative in nature and should not be understood as limiting the scope of protection of the present application.

Claims

1. A log bridge for obstacle training, characterized in that, include: Bridge plate (3), with multiple support cylinders (2) provided on the bottom side of the bridge plate (3); The extension mechanism includes a first support plate (7) on one side of the bridge plate (3) and a second support plate (10) on the other side of the bridge plate (3). Multiple first storage cavities (5) and second storage cavities (8) are respectively provided on both sides of the bridge plate (3), and the first storage cavities (5) and second storage cavities (8) are staggered. Multiple first connecting columns (6) facing the first storage cavity (5) are fixed on the inner side of the first support plate (7), and multiple second connecting columns (9) facing the second storage cavity (8) are fixed on the inner side of the second support plate (10). A fixing frame (11) is provided in the middle of the bottom of the bridge plate (3). A slider (12) is provided inside the fixing frame (11). Both ends of the slider (12) are rotatably connected to the first support plate (7) and the second support plate (10) through a rotating shaft and a connecting arm (13). A driving component is provided on the fixing frame (11), and the driving component is used to drive the slider (12) to move.

2. The log bridge for obstacle training according to claim 1, characterized in that: Both ends of the bridge plate (3) are rotatably connected to pedals (4) via rotating shafts.

3. The log bridge for obstacle training according to claim 2, characterized in that: The top side of the pedal (4) is provided with anti-slip ridges, and the bottom end of the pedal (4) is provided with a rounded chamfer.

4. The log bridge for obstacle training according to claim 1, characterized in that: The drive assembly includes a screw (14) rotatably connected to the fixed frame (11) via a bearing, a slider (12) being threadedly connected to the outside of the screw (14), and the bottom end of the screw (14) extending to the outside of the fixed frame (11) and having a fixing handle (15).

5. A log bridge for obstacle training according to claim 4, characterized in that: Limiting blocks (16) are symmetrically fixed at both ends of the slider (12), and limiting grooves (17) matching the limiting blocks (16) are provided on both sides of the inside of the fixing frame (11).

6. A log bridge for obstacle training according to claim 1, characterized in that: A base (1) is fixed between the bottom ends of the multiple support cylinders (2), and the side wall of the base (1) is provided with multiple through holes.

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