Adjustable warning device for bridge construction

Abstract

The utility model discloses an adjustable warning device for bridge construction, which relates to the technical field of warning devices and comprises a warning plate and a movable base arranged at the bottom of the warning plate, one side of the movable base is rotatably connected with a first knob, one end of the first knob is fixedly connected with a first bevel gear, one side of the first bevel gear is meshed with a second bevel gear, and the second bevel gear is meshed with a second bevel gear. The second bevel gear is connected with the warning plate, a limiting mechanism is further arranged in the movable base and can play a role in fixing rotation of the warning plate, and a second rotary knob is fixedly connected to the top of the warning plate. Through the arrangement of a first knob, a pressing plate, a fixing block and a second bevel gear, the effect that the orientation of a warning plate can be more stably adjusted is achieved, stability is improved, and the problem that in the rotation adjusting process of an existing warning device, generally, the function of fixing the steering direction is not set, and the use is inconvenient is solved. And external acting force is easy to generate, so that the warning device rotates.

Description

Technical Field

[0001] The utility model relates to the technical field of warning devices, in particular to an adjustable warning device for bridge construction. Background Art

[0002] Warning devices are also called construction signs and activity signs. They are used for road construction sites, municipal construction maintenance, and perimeter protection reminders for building construction. They can be placed at any time where they are needed to guide traffic, prevent accidental collisions, and reduce losses. The exterior of the warning device is generally sprayed with safety signs or equipped with LED warning lights that flash safety colors to serve as a warning. However, existing warning devices still have some problems when used;

[0003] For example, application number 202121500003.3 relates to an adjustable warning device for road and bridge construction, including a grounding plate, a transmission mechanism for controlling rotation is arranged on the top of the grounding plate, and a telescopic mechanism for controlling lifting is arranged on the top of the transmission mechanism, and the transmission mechanism includes a control sliding bottom ring, a rotating bottom plate and a fixed threaded block. The control sliding bottom ring is located at the top of the grounding plate and is fixedly connected to the grounding plate, and has the characteristic of convenient rotation. During the adjustment and rotation process of the existing warning devices, generally no function for fixing the steering is provided, and it is easy for external forces to cause the warning device to rotate. Most of the existing warning devices do not have a protective function, and cannot provide good protection for themselves when not in use or encountering bad weather, which affects the service life of the device.

[0004] In view of the above problems, an adjustable warning device for bridge construction is proposed. Utility Model Content

[0005] The utility model aims to provide an adjustable warning device for bridge construction. The device is used to work, thereby solving the problem that the existing warning devices generally do not have a function of fixing the steering direction during the adjustment and rotation process, and are prone to external forces causing the warning device to rotate. Most of the existing warning devices do not have a protective function. When not in use or encountering bad weather, they cannot provide good protection for themselves, which affects the service life of the device.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an adjustable warning device for bridge construction, comprising a warning plate and a movable base arranged at the bottom of the warning plate, one side of the movable base is rotatably connected to a knob 1, one end of the knob 1 is fixedly connected to a bevel gear 1, one side of the bevel gear 1 is meshingly connected to a bevel gear 2, and the bevel gear 2 is connected to the warning plate. A limiting mechanism is also arranged inside the movable base, and the limiting mechanism can fix the rotation of the warning plate, the top of the warning plate is fixedly connected to a knob 2, one end of the knob 2 extends to the interior of the warning plate and is fixedly connected to a winding roller.

[0007] Preferably, the limiting mechanism includes a transmission block fixedly connected to one side of the bevel gear, and one side of the movable base is also slidably connected to a pressing block, and the other end of the pressing block is fixedly connected to a spring.

[0008] With the above structural design and the provision of spring 1, the pressing block can automatically reset after being released, thereby improving convenience.

[0009] Preferably, the other end of the spring is fixedly connected to the inside of the moving base, a sliding plate is fixedly connected to one side of the pressing block, a fixed block is fixedly connected to the sliding plate, and the fixed block matches the transmission block.

[0010] By adopting the above structural design and setting the sliding block, the moving track of the fixed block will not be offset, thereby improving stability.

[0011] Preferably, the limiting mechanism includes a toggle plate slidably connected to one side of the mobile base, one side of the toggle plate is fixedly connected to spring 2, the other end of spring 2 is fixedly connected to the inside of the mobile base, one side of the toggle plate is fixedly connected to an arc-shaped block, one side of the bevel gear 1 is fixedly connected to a rotating block, and the rotating block matches the arc-shaped block.

[0012] By adopting the above structural design and arranging the arc-shaped clamping block, the fixing method of the rotating block becomes more convenient, thereby improving the use effect.

[0013] Preferably, the limiting mechanism includes a connecting shaft fixedly connected to the top of bevel gear two, a slot group is provided on the connecting shaft, a pull rod is slidably connected to one side of the mobile base, the pull rod matches the slot group, and the other end of the pull rod is fixedly connected to a spring three, and the other end of the spring three is fixed inside the mobile base.

[0014] By adopting the above structural design and setting the connecting shaft, the warning plate can be more conveniently limited to prevent rotation due to external force.

[0015] Preferably, a dustproof cloth is wrapped around the outer side of the winding roller, and the other end of the dustproof cloth is fixedly connected to connecting block one, and the top of the warning plate is also fixedly connected to connecting block two, which matches connecting block one, and the inside of the movable base is fixedly connected to a telescopic cylinder.

[0016] By adopting the above structural design and setting of the connecting block 2, the dustproof cloth can be more stably located on one side of the warning plate, thereby improving the protective effect.

[0017] Preferably, the output end of the telescopic cylinder is fixedly connected to a sliding rod, the left and right ends of the sliding rod are fixedly connected to trapezoidal blocks, the other end of the trapezoidal block is fixedly connected to an extension block, and the extension block is slidably connected to the inside of the mobile base.

[0018] By adopting the above structural design and arranging the trapezoidal blocks, one group of telescopic cylinders can move the extension blocks of two groups, thereby improving the working efficiency.

[0019] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0020] 1. The present application achieves a more stable adjustment of the direction of the warning plate through the setting of knob 1, pressing plate, fixing block and bevel gear 2, improves stability, and solves the problem that the existing warning devices generally do not have a function to fix the direction during the adjustment and rotation process, which makes it easy for external forces to cause the warning device to rotate.

[0021] 2. The present application achieves a more comprehensive protective effect for the entire device through the provision of dustproof cloth and connecting block 1, thereby increasing the service life and solving the problem that most existing warning devices do not have a protective function and cannot provide good protection for themselves when not in use or encountering bad weather, thus affecting the service life of the device.

[0022] 3. The present application achieves a more stable fixation of the overall device through the provision of a telescopic cylinder and an extension block, thereby solving the problem that the existing warning devices are often placed directly on the ground and are prone to collapse. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0024] Figure 2 This is a structural diagram of knob 1 and knob 2 of the utility model;

[0025] Figure 3 This is a structural diagram of the pressing block and the sliding plate of the utility model;

[0026] Figure 4This is a structural diagram of the toggle plate and spring of the utility model;

[0027] Figure 5 This is a structural diagram of the connecting shaft and the slot assembly of the utility model;

[0028] Figure 6 This is a structural diagram of the winding roller and dustproof cloth of the utility model;

[0029] Figure 7 This is a structural diagram of the trapezoidal block and the extension block of the utility model.

[0030] In the figure: 1. warning plate; 11. knob one; 111. bevel gear one; 112. bevel gear two; 12. transmission block; 121. pressing block; 122. spring one; 123. sliding plate; 124. fixed block; 13. toggle plate; 131. spring two; 132. arc-shaped block; 133. rotating block; 14. connecting shaft; 141. slot group; 142. pull rod; 143. spring three; 15. knob two; 151. winding roller; 152. dustproof cloth; 153. connecting block one; 154. connecting block two; 2. mobile base; 21. telescopic cylinder; 211. sliding rod; 212. trapezoidal block; 213. extension block. DETAILED DESCRIPTION

[0031] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0032] In order to further understand the content of the utility model, the utility model is described in detail in conjunction with the accompanying drawings.

[0033] Combination Figure 1 , Figure 2 and Figure 6 , an adjustable warning device for bridge construction, comprising a warning plate 1 and a mobile base 2 arranged at the bottom of the warning plate 1, one side of the mobile base 2 is rotatably connected with a knob 11, one end of the knob 11 is fixedly connected with a bevel gear 111, one side of the bevel gear 111 is meshedly connected with a bevel gear 2 112, the bevel gear 2 112 is connected to the warning plate 1, a limiting mechanism is also arranged inside the mobile base 2, the limiting mechanism can fix the rotation of the warning plate 1, the top of the warning plate 1 is fixedly connected with a knob 2 15, one end of the knob 2 15 extends to the inside of the warning plate 1 and is fixedly connected with a winding roller 151.

[0034] The utility model is further described below in conjunction with embodiments.

[0035] Embodiment 1:

[0036] In order to solve the problem that the existing warning device generally does not have a function to fix the direction during the adjustment and rotation process, and is prone to the situation where the warning device rotates due to external forces, the following solution is disclosed. For details, please refer to Figure 2 , Figure 3 , Figure 6 and Figure 7 The limiting mechanism includes a transmission block 12 fixedly connected to one side of the bevel gear 111, a pressing block 121 is also slidably connected to one side of the mobile base 2, the other end of the pressing block 121 is fixedly connected to a spring 122, the other end of the spring 122 is fixedly connected to the inside of the mobile base 2, one side of the pressing block 121 is fixedly connected to a sliding plate 123, the sliding plate 123 is fixedly connected to a fixed block 124, the fixed block 124 matches the transmission block 12, when the steering of the warning plate 1 needs to be adjusted, the pressing block 121 can be pressed first, and the pressing block 121 drives the sliding plate 123 to move The movement causes the fixed block 124 to disengage from the transmission block 12. At this time, the knob 11 can be rotated, and the knob 111 drives the bevel gear 111 to rotate, thereby causing the bevel gear 2 112 to rotate, and the direction of the warning plate 1 can be adjusted. When the adjustment is completed, the pressing block 121 is released. At this time, under the action of the spring 122, the sliding plate 123 automatically moves the fixed block 124 and fixes the fixed block 124 to the transmission block 12. At this time, the warning plate 1 can be prevented from rotating due to external force, thereby achieving a more stable adjustment of the direction of the warning plate 1 and improving stability.

[0037] At the same time, in order to solve the problem that most of the existing warning devices do not have a protective function and cannot provide good protection for themselves when not in use or encountering bad weather, thus affecting the service life of the device, the present embodiment also discloses the following solution: a dustproof cloth 152 is wrapped around the outer side of the winding roller 151, and the other end of the dustproof cloth 152 is fixedly connected to a connecting block 153, and the top of the warning plate 1 is also fixedly connected to a connecting block 2 154, and the connecting block 2 154 matches the connecting block 1 153, and the interior of the mobile base 2 is fixedly connected to a telescopic cylinder 21, and the output end of the telescopic cylinder 21 is fixedly connected to a sliding rod 211, and the left and right ends of the sliding rod 211 are fixedly connected to a trapezoidal block 212, and the other end of the trapezoidal block 212 is fixedly connected to an extension block 213, and the extension block 213 is slidably connected to the inner side of the mobile base 2. When the warning plate 1 needs to be protected, the knob 2 15 can be rotated at this time, and the knob 2 15 drives the winding roller 151 to rotate so as to move the dustproof cloth 152, and the dustproof cloth 152 drives the connecting block 1 153 to move. At this time, the user can fix the connecting block 153 with the connecting block 2 154, and can also start the telescopic cylinder 21, and the telescopic cylinder 21 drives the sliding rod 211 to move so as to move the two groups of trapezoidal blocks 212, and the trapezoidal block 212 drives the extension block 213 to move so as to move the extension block 213 out of the inside of the mobile base 2. At this time, the contact area between the mobile base 2 and the ground can be increased, so that the mobile base 2 can be more stably in contact with the ground to prevent the device from tipping over, thereby achieving a more comprehensive protection effect on the overall device and improving the service life.

[0038] Embodiment 2:

[0039] In this embodiment, another fixing method is disclosed, which is different from the first embodiment and can prevent the warning plate 1 from rotating after adjustment. For details, please refer to Figure 4 The limiting mechanism includes a toggle plate 13 slidably connected to one side of the mobile base 2, one side of the toggle plate 13 is fixedly connected to a spring 2 131, the other end of the spring 2 131 is fixedly connected to the inside of the mobile base 2, one side of the toggle plate 13 is fixedly connected to an arc-shaped block 132, and one side of the bevel gear 111 is fixedly connected to a rotating block 133, and the rotating block 133 matches the arc-shaped block 132. At this time, the toggle plate 13 is toggled downward, and the toggle plate 13 drives the arc-shaped block 132 to move so that the arc-shaped block 132 is disengaged from the rotating block 133. At this time, the knob 11 can be turned to adjust the direction of the warning plate 1. When the adjustment is completed, the toggle plate 13 is released, and under the action of the spring 2 131, the arc-shaped block 132 is automatically fixed to the rotating block 133 to prevent the warning plate 1 from rotating.

[0040] Embodiment 3:

[0041] In this embodiment, another fixing method is disclosed, which is different from the first embodiment and the second embodiment, and can prevent the warning plate 1 from rotating after adjustment. For details, please refer to Figure 5 The limiting mechanism includes a connecting shaft 14 fixedly connected to the top of the bevel gear 2 112, and a slot group 141 is opened on the connecting shaft 14. A pull rod 142 is slidably connected to one side of the mobile base 2, and the pull rod 142 matches the slot group 141, and the other end of the pull rod 142 is fixedly connected to a spring three 143, and the other end of the spring three 143 is fixed to the inside of the mobile base 2. At this time, the pull rod 142 is pulled, and the pull rod 142 makes the other end move out of the slot group 141. At this time, the knob 11 can be rotated to rotate the connecting shaft 14 and adjust the direction of the warning plate 1. When the adjustment is completed, under the action of the spring three 143, the other end of the pull rod 142 automatically moves to the inside of the slot group 141 to prevent the warning plate 1 from rotating.

[0042] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0043] 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. An adjustable warning device for bridge construction, comprising a warning plate (1) and a movable base (2) arranged at the bottom of the warning plate (1), characterized in that: One side of the movable base (2) is rotatably connected to a knob 1 (11), one end of the knob 1 (11) is fixedly connected to a bevel gear 1 (111), one side of the bevel gear 1 (111) is meshingly connected to a bevel gear 2 (112), and the bevel gear 2 (112) is connected to the warning plate (1). A limiting mechanism is also provided inside the movable base (2), and the limiting mechanism can play a role in fixing the rotation of the warning plate (1). The top of the warning plate (1) is fixedly connected to a knob 2 (15), and one end of the knob 2 (15) extends into the interior of the warning plate (1) and is fixedly connected to a winding roller (151).

2. The adjustable warning device for bridge construction according to claim 1, characterized in that: The limiting mechanism comprises a transmission block (12) fixedly connected to one side of a bevel gear (111); one side of the movable base (2) is also slidably connected to a pressing block (121); the other end of the pressing block (121) is fixedly connected to a spring (122).

3. The adjustable warning device for bridge construction according to claim 2, characterized in that: The other end of the spring 1 (122) is fixedly connected to the inside of the movable base (2); a sliding plate (123) is fixedly connected to one side of the pressing block (121); a fixed block (124) is fixedly connected to the sliding plate (123); and the fixed block (124) matches the transmission block (12).

4. The adjustable warning device for bridge construction according to claim 1, characterized in that: The limiting mechanism comprises a toggle plate (13) slidably connected to one side of the movable base (2); a second spring (131) is fixedly connected to one side of the toggle plate (13); the other end of the second spring (131) is fixedly connected to the inside of the movable base (2); an arc-shaped clamping block (132) is fixedly connected to one side of the toggle plate (13); a rotating block (133) is fixedly connected to one side of the bevel gear (111); and the rotating block (133) matches the arc-shaped clamping block (132).

5. The adjustable warning device for bridge construction according to claim 1, characterized in that: The limiting mechanism comprises a connecting shaft (14) fixedly connected to the top of the second bevel gear (112), a slot group (141) being provided on the connecting shaft (14), a pull rod (142) being slidably connected to one side of the mobile base (2), the pull rod (142) matching the slot group (141), and the other end of the pull rod (142) being fixedly connected to a spring three (143), the other end of the spring three (143) being fixed inside the mobile base (2).

6. The adjustable warning device for bridge construction according to claim 1, characterized in that: A dustproof cloth (152) is wound around the outer side of the winding roller (151), and the other end of the dustproof cloth (152) is fixedly connected to a connecting block 1 (153). The top of the warning plate (1) is also fixedly connected to a connecting block 2 (154), and the connecting block 2 (154) matches the connecting block 1 (153). The interior of the movable base (2) is fixedly connected to a telescopic cylinder (21).

7. An adjustable warning device for bridge construction according to claim 6, characterized in that: The output end of the telescopic cylinder (21) is fixedly connected to a sliding rod (211), the left and right ends of the sliding rod (211) are fixedly connected to a trapezoidal block (212), the other end of the trapezoidal block (212) is fixedly connected to an extension block (213), and the extension block (213) is slidably connected to the interior of the mobile base (2).

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