CN217238972U

CN217238972U - Folding warning board device

Info

Publication number: CN217238972U
Application number: CN202220474528.2U
Authority: CN
Inventors: 宋志宽; 胡铭翔; 杨国昊
Original assignee: CCCC Tianjin Dredging Engineering Co Ltd
Current assignee: CCCC Tianjin Dredging Engineering Co Ltd
Priority date: 2022-03-03
Filing date: 2022-03-03
Publication date: 2022-08-19
Anticipated expiration: 2032-03-03

Abstract

The utility model relates to a foldable warning sign device. Comprises a warning board box body, a middle bracket and two side brackets; the warning board box body comprises an inner frame, box plates are arranged at the front part and the rear part of the inner frame, and C-shaped steel is arranged on two sides in the inner frame; the middle support comprises middle support sleeves moving along the C-shaped steel, middle support telescopic rods are arranged in the two middle support sleeves, a middle support supporting tube is arranged between the lower ends of the two middle support telescopic rods, a middle support lifting fixing piece is arranged at the upper end of each middle support sleeve, and a middle support telescopic fixing piece is arranged at the lower end of each middle support sleeve; the side support comprises two side frame sleeves, a side frame connecting rod is arranged between the middle parts of the two side frame sleeves, a side frame telescopic rod is arranged in each side frame sleeve, a side frame supporting pipe is arranged between the lower ends of the side frame telescopic rods, a side frame telescopic fixing piece is arranged on each side frame sleeve, and a side support limiting stopper is arranged between the two side frame connecting rods. The utility model has the advantages of reasonable design, easily observe and be difficult for empting during the use, easily shift the transport and accomodate.

Description

Folding warning board device

Technical Field

The utility model belongs to the technical field of warning device, especially, relate to a foldable warning sign device.

Background

The warning board is a safety indicating device applied to the fields of engineering, traffic and the like, and the warning board device is arranged at the upstream position of a construction site to prompt the attention of vehicles and personnel and make avoidance in advance. For example, during traffic road construction, a warning board is arranged at a certain distance of the upstream of a construction area to prompt vehicles running towards the construction area to change lanes in advance so as to avoid the construction area, and the purpose of safe running is achieved.

Current warning sign includes metal support and warning sign body usually, sets up the warning sign on the warning sign body, and metal support is used for supporting the warning sign body. The metal support usually includes fixed support and the folding leg that is located fixed support rear portion, expandes the folding leg during the use, and fixed support and folding leg support the warning sign body jointly.

The warning board device of the structure has the following problems: firstly, when in use, the warning board is inclined, which is not beneficial to the observation of passing vehicles; secondly, the existing warning board is large in size, so that the warning board is inconvenient to transfer among different occasions and is manually transported and erected; moreover, the existing warning board device is not stable enough in support and easy to topple, and particularly in windy weather, the warning board is more prone to topple due to the influence of wind power and loses the warning effect. Therefore, the structure of the warning board device needs to be optimally designed to solve the technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve the technical problem that exists among the known art and provide a foldable warning sign device that structural design is reasonable, easily observe and be difficult for empting, easily shift transport and accomodate during the use.

The utility model discloses a solve the technical scheme that technical problem that exists among the well-known technique took and be: a folding warning board device comprises a warning board box body, a telescopic middle support and two side supports hinged with the middle support; the warning board box body comprises an inner frame with an opening at the bottom, box plates are arranged at the front part and the rear part of the inner frame, and C-shaped steel serving as rails is arranged at two sides in the inner frame; the middle support comprises middle support sleeves moving along the C-shaped steel, middle support telescopic rods are arranged in the two middle support sleeves, a middle support supporting tube is arranged between the lower ends of the two middle support telescopic rods, a middle support lifting fixing piece is arranged at the upper end of each middle support sleeve, and a middle support telescopic fixing piece is arranged at the lower end of each middle support sleeve; the side support comprises two opposite side frame sleeves, a side frame connecting rod is arranged between the middle parts of the two side frame sleeves, the upper ends of the two side frame sleeves are respectively hinged with the middle frame sleeve by a side frame hinge shaft, side frame telescopic rods are arranged in the side frame sleeves, a side frame supporting tube is arranged between the lower ends of the side frame telescopic rods, side frame telescopic fixing parts are arranged on the side frame sleeves, and a side support limiter is arranged between the side frame connecting rods of the two side support.

The utility model has the advantages that:

the utility model provides a foldable warning sign device that structural design is reasonable compares with current warning sign device, the utility model discloses in constitute by warning sign box, middle part support and lateral part support through making warning sign device, and articulated between lateral part support and the middle part support be connected, the middle part support can be flexible in the warning sign box, realized one kind expand when using, folding the structural design who contracts when non-using. Because whole warning sign device can folding shrink, consequently can fully reduce the size under non user state, reduce the occupation to the space, the size reduces back warning sign device and can stack the transportation, consequently be convenient for adopt the vehicle to shift the warning sign device at different job sites and carry, the warning sign device after the size reduces still is favorable to artifical transport, promotes the convenience of operation, also is convenient for accomodate in the storehouse under non user state, occupation space is little.

Because the support part of this warning sign device comprises middle part support and rather than articulated two lateral part supports of being connected, consequently when using, this warning sign device can be in upright state, more does benefit to the content of coming and going vehicle to the warning sign and observes. The middle support is the telescopic support, the lateral supports are the telescopic supports, the height of the whole warning board device can be adjusted and set, the two lateral supports support the warning board device from two sides, and the stability of the whole warning board device in a use state is improved.

Preferably: the inner frame of the warning board box body comprises an upper side frame and a left side frame and a right side frame, and two ends of the upper side frame are connected with the upper ends of the two side frames through corner assembling pieces; the edge of the box board is fixedly connected with the inner frame by rivets.

Preferably: the end part of the middle frame supporting tube is inserted with a middle frame extension rod, and the end part of the middle frame supporting tube is provided with a middle frame extension fixer.

Preferably: a middle frame connecting rod is arranged between the lower ends of the two middle frame sleeves.

Preferably: the side frame telescopic fixing piece, the middle frame telescopic fixing piece and the middle frame extension fixing piece are the same in structure and respectively comprise nuts fixed with the side walls of the corresponding pipe bodies, and threaded rods with knobs at the outer ends are arranged in the nuts.

Preferably: well frame lift mounting includes the threaded rod fixed with well frame sleeve pipe, is equipped with the nut that has the knob on the threaded rod, all is equipped with the bar hole that extends along length direction on lateral part frame and C shaped steel, and the threaded rod of well frame lift mounting removes in the bar downthehole.

Preferably: the side support limiting device comprises two limiting plates hinged to the middle of the side support limiting device, and the outer ends of the two limiting plates are fixedly connected with the side support connecting rods of the two side supports respectively.

Preferably: the side frame supporting tube fixing device is characterized by further comprising fixing platforms which are located at four corners respectively, each fixing platform comprises a platform body with a fixing nut in the middle and fixing screws, connecting holes are formed in the end portions of the side frame supporting tubes of the side support frames, and each fixing screw is located in each connecting hole.

Drawings

Fig. 1 is a schematic view of a perspective structure of the present invention in a folded and contracted state;

FIG. 2 is a front perspective view of the housing of the warning sign of FIG. 1;

FIG. 3 is a front perspective structural view of the middle bracket and the side brackets of FIG. 1;

fig. 4 is a schematic perspective structural view of the present invention, in an expanded use state;

fig. 5 is a state diagram of the present invention during transportation or conveyance.

In the figure:

1. a warning board box body; 1-1, riveting; 1-2, an upper frame; 1-3, corner combining pieces; 1-4, side frames; 1-5, C-shaped steel; 1-6, boxboard; 2. a side bracket; 2-1, side frame support tubes; 2-2, side frame links; 2-3, sideframe sleeves; 2-4, side support limiters; 2-5, side frame telescopic rods; 2-6, side frame telescopic fixing pieces; 2-7, side frame hinge shaft; 3. a middle support; 3-1, supporting a middle frame; 3-2, a middle frame connecting rod; 3-3, a middle frame telescopic rod; 3-4, a middle frame telescopic fixing piece; 3-5, a middle frame sleeve; 3-6, a middle frame lifting fixing piece; 3-7, a middle frame extension fixer; 3-8, a middle frame extension rod; 4. fixing a ground platform; 4-1, a platform body; 4-2, fixing screws; 5. and (5) a heavy object.

Detailed Description

For further understanding of the contents, features and effects of the present invention, the following embodiments are described in detail.

Please refer to fig. 1, the foldable warning sign device of the present invention comprises a warning sign box 1, a retractable middle support 3 and two side supports 2 hinged to the middle support 3. Warning sign box 1 is flat rectangle box structure, and its front and reverse side all set up the warning sign, and middle part support 3 can contract to warning sign box 1 is internal, and two lateral part supports 2 can expand to both sides, also can draw close to middle part support 3, expand the back and constitute supporting structure jointly with middle part support 3, support warning sign box 1.

Seen from the side part, the two unfolded side part brackets 2 form a triangular supporting structure, the supporting is stable, and the warning board box body 1 is in an upright state, so that the warning content on the warning board can be observed by vehicles coming and going.

Referring to fig. 2, it can be seen that:

the warning board box body 1 comprises an inner frame with an opening at the bottom, box boards 1-6 are arranged at the front part and the rear part of the inner frame, and C-shaped steel 1-5 serving as rails are arranged at two sides in the inner frame. Boxboard 1-6 is used for printing, putes up warning sign and uses, and the effect that front and back and rear portion all set up boxboard 1-6 makes this warning sign device have two-sided warning effect (as shown in 5, warning sign can print or pute up on boxboard 1-6), and track when C shaped steel 1-5 makes concertina movement as middle part support 3 uses, promotes the stability when middle part support 3 and its accessory part do concertina movement.

In the embodiment, the inner frame of the warning board box body 1 comprises an upper frame 1-2 and a left side frame 1-4 and a right side frame 1-4, two ends of the upper frame 1-2 are connected with the upper ends of the two side frames 1-4 through corner assembling pieces 1-3, the structural strength of the inner frame is guaranteed through multipoint welding, the box plates 1-3 are made of thin steel plates, and the edges of the box plates and the inner frame are fixedly connected through rivets 1-1. The two C-shaped steel 1-5 are respectively installed and fixed on the inner sides of the two side frames 1-4 in a welding mode, so that the whole warning board box body 1 is of a flat rectangular box body structure with an open bottom.

Referring to fig. 3 and 4, it can be seen that:

the middle support 3 comprises middle support sleeves 3-5 moving along the C-shaped steel 1-5, middle support telescopic rods 3-3 are arranged in the two middle support sleeves 3-5, a middle support tube 3-1 is arranged between the lower ends of the two middle support telescopic rods 3-3, a middle support lifting fixing part 3-6 is arranged at the upper end of each middle support sleeve 3-5, and a middle support telescopic fixing part 3-4 is arranged at the lower end of each middle support sleeve 3-5.

The whole middle support 3 can move up and down along a track formed by C-shaped steel 1-5 to realize extending or retracting action in the warning board box body 1, and the middle frame lifting fixing piece 3-6 is used for fixing the adjusted middle support 3. The two middle frame telescopic rods 3-3 respectively do telescopic movement in the two middle frame sleeves 3-5, so that the middle frame support tube 3-1 can do lifting movement, and the middle frame telescopic fixing piece 3-4 is used for fixing the adjusted middle frame telescopic rods 3-3 and the middle frame support tube 3-1.

In this embodiment, a middle frame connecting rod 3-2 is installed between the lower ends of the two middle frame sleeves 3-5, and the middle frame connecting rod 3-2 is used for enhancing the structural strength of the middle support 3.

In this embodiment, the middle frame lifting fixing member 3-6 includes a threaded rod fixed to the middle frame casing 3-5, a nut with a knob is provided on the threaded rod, strip-shaped holes extending in the length direction are provided on the side frames 1-4 and the C-shaped steel 1-5, and the threaded rod of the middle frame lifting fixing member 3-6 moves in the strip-shaped holes.

As shown in the figure, the middle frame lifting fixing part 3-6 at each side comprises an upper threaded rod, a lower threaded rod and a nut with a knob, the upper threaded rod, the lower threaded rod and the nut with the knob are positioned at the outer side of the middle frame sleeve 3-5, and the inner end of the threaded rod is inserted into a hole on the side wall of the middle frame sleeve 3-5 and is welded and fixed. When the middle support 3 is adjusted in a lifting mode, the nut with the knob on the middle support lifting fixing piece 3-6 is loosened, then the middle support 3 and the accessory parts of the middle support are pulled out of the warning board box body 1, the nut with the knob on the middle support lifting fixing piece 3-6 is screwed again, and the middle support 3 and the warning board box body 1 are fixed in a current unfolding state.

In this embodiment, the middle frame telescopic fixing member 3-4 includes a nut fixed to a side wall of the corresponding tube (i.e., the middle frame sleeve 3-5), and a threaded rod having a knob at an outer end thereof is provided in the nut. When the threaded rod is rotated through the knob, the threaded rod moves inwards along the nut, the end part of the threaded rod is tightly propped against the outer wall of the middle frame telescopic rod 3-3, and the middle frame sleeve 3-5 and the middle frame telescopic rod 3-3 are fixed.

In the embodiment, a middle frame extension rod 3-8 is inserted at the end part of a middle frame support tube 3-1, and a middle frame extension fixer 3-7 is arranged at the end part of the middle frame support tube 3-1. The middle frame extension rod 3-8 can be pulled out or retracted from the end part of the middle frame support tube 3-1, the length extension of the middle frame extension rod 3-8 is realized when the middle frame extension rod is pulled out, and the middle frame support tube 3-1 and the middle frame extension rod 3-8 are fixed by adopting a middle frame extension fixer 3-7. In this embodiment, the middle frame extension fixture 3-7 includes a nut fixed to a side wall of the corresponding tube (i.e., the middle frame support tube 3-1), and a threaded rod having a knob at an outer end thereof is provided in the nut. When the threaded rod is rotated through the knob, the threaded rod moves inwards along the nut, the end part of the threaded rod is tightly propped against the outer wall of the middle frame extension rod 3-8, and the middle frame support tube 3-1 and the middle frame extension rod 3-8 are fixed.

Referring to fig. 3 and 4, it can be seen that:

the side bracket 2 comprises two opposite side frame sleeves 2-3, a side frame connecting rod 2-2 is arranged between the middle parts of the two side frame sleeves 2-3, and the upper ends of the two side frame sleeves 2-3 are respectively hinged with the middle frame sleeves 3-5 by side frame hinge shafts 2-7. Side frame telescopic rods 2-5 are arranged in the side frame sleeves 2-3, and side frame support pipes 2-1 are arranged between the lower ends of the side frame telescopic rods 2-5.

As shown in the figure, the inner ends of the side frame hinge shafts 2-7 are fixedly connected with the side frame sleeves 2-3, and the outer ends are positioned in shaft holes arranged on the side walls of the middle frame sleeves 3-5.

Side frame telescopic fixing pieces 2-6 are arranged on the side frame sleeves 2-3, and side frame limiters 2-4 are arranged between the side frame connecting rods 2-2 of the two side supports 2. The side frame telescopic fixing pieces 2-6 are used for fixing the side frame telescopic rods 2-5 and the side frame sleeves 2-3, and the side frame limiting devices 2-4 are used for limiting the two unfolded side supports 2 to prevent excessive unfolding.

In this embodiment, the side frame telescopic fixtures 2-6 include nuts that are fastened to the side walls of the corresponding tubes (i.e., the side frame sleeves 2-3), and threaded rods with knobs at the outer ends are provided in the nuts. When the threaded rod is rotated through the knob, the threaded rod moves inwards along the nut, the end part of the threaded rod is tightly propped against the outer wall of the side frame telescopic rod 2-5, and the side frame sleeve 2-3 and the side frame telescopic rod 2-5 are fixed.

In this embodiment, the bracket position limiters 2-4 include two position limiting plates hinged at the middle, and the outer ends of the two position limiting plates are respectively fixedly connected with the side frame connecting rods 2-2 of the two side brackets 2. As shown in the drawing, the stent stoppers 2-4 are provided in two left and right, and the maximum spread state of the two side stents 2 is the position at which the stent stoppers 2-4 are transformed into the approximately straight state.

The side frame support tube fixing device is characterized by further comprising fixing ground platforms 4 respectively located at four corners, each fixing ground platform 4 comprises a ground platform body 4-1 with a fixing nut in the middle and fixing screws 4-2, connecting holes are formed in the end portions of the side frame support tubes 2-1 of the side support frames 2, and each fixing screw 4-2 is located in each connecting hole. The fixed platform 4 of four corners position can adopt the steel sheet preparation, and self possesses certain weight, consequently can show the stability when promoting this warning sign device and be in the user state. Further, the fixed platform 4 can be fixed on the ground by using an anchor bolt and the like on site, and then the stability of the warning board device in the use state is further improved through the connection relationship between the fixing screw 4-2 and the platform body 4-1.

The using method comprises the following steps:

fig. 1 shows the structure of the warning board device in the folded state, and it can be seen that compared with the use state in fig. 3, the size and volume of the warning board device are reduced after the warning board device is folded, which is more beneficial to storage, transfer and movement and manual carrying; compared with the prior warning board device which is inconvenient to carry, the warning board device of the utility model is in the state shown in fig. 5 during carrying, and the carrying personnel holds the middle frame support tube 3-1 of the exposed middle bracket 3 at the moment, thereby improving the convenience during carrying and moving the warning board device;

referring to fig. 4, it can be seen that after the warning board device is transferred to a destination, the middle frame lifting fixing pieces 3-6 are firstly loosened, the middle support 3 and the accessory parts thereof are pulled out of the warning board box body 1, and after the warning board device reaches a proper position, the middle frame lifting fixing pieces 3-6 are fastened and fixed; then synchronously unfolding the two side supports 2 outwards until the side support limiter 2-4 between the two side supports is stretched to be in an approximately straight state, and the side supports 2 are in the maximum unfolding state; then the length of the side bracket 2 is adjusted and set by loosening and fastening the side frame telescopic fixing pieces 2-6; then, the warning board device is placed on the ground, and the side frame supporting pipes 2-1 of the two side brackets 2 fall on the ground;

in order to improve the stability of the warning board device in use, the following operations can be performed:

1) the length of the middle support 3 is adjusted and set by loosening and fastening the middle frame telescopic fixing part 3-4, the middle frame support tube 3-1 is lowered to a position contacting with the ground, then the middle frame extension rod 3-8 is extended by loosening and fastening the middle frame extension fixing part 3-7 to extend the middle frame support tube 3-1, and then a heavy object 5 (such as a sand bag, a stone block and the like) can be pressed at the end part of the middle frame support tube 3-1;

2) the four corners of the side frame support pipes 2-1 are provided with fixed platforms 4, the fixed platforms 4 can be fixed or unfixed with the ground, and the fixing screws 4-2 of the fixed platforms 4 penetrate through four connecting holes at the end parts of the two side frame support pipes 2-1 and are screwed with nuts on the four platform bodies 4-1 according to field conditions, so that the four corners of the two side frame support pipes 2 are balanced and fixed, and the overall stability is improved.

Claims

1. The utility model provides a foldable warning sign device which characterized by: comprises a warning board box body (1), a telescopic middle bracket (3) and two side brackets (2) which are hinged with the middle bracket (3); the warning board box body (1) comprises an inner frame with an opening at the bottom, box plates (1-6) are arranged at the front part and the rear part of the inner frame, and C-shaped steel (1-5) serving as rails are arranged at two sides in the inner frame; the middle support (3) comprises middle frame sleeves (3-5) moving along the C-shaped steel (1-5), middle frame telescopic rods (3-3) are arranged in the two middle frame sleeves (3-5), a middle frame support pipe (3-1) is arranged between the lower ends of the two middle frame telescopic rods (3-3), a middle frame lifting fixing part (3-6) is arranged at the upper end of each middle frame sleeve (3-5), and a middle frame telescopic fixing part (3-4) is arranged at the lower end of each middle frame sleeve; the side support (2) comprises two side frame sleeves (2-3) which are opposite, a side frame connecting rod (2-2) is arranged between the two side frame sleeves, the upper ends of the two side frame sleeves (2-3) are hinged with a middle frame sleeve (3-5) through side frame hinge shafts (2-7), a side frame telescopic rod (2-5) is arranged in each side frame sleeve (2-3), a side frame supporting pipe (2-1) is arranged between the lower ends of the side frame telescopic rods (2-5), a side frame telescopic fixing part (2-6) is arranged on each side frame sleeve (2-3), and a side frame stopper (2-4) is arranged between the side frame connecting rods (2-2) of the two side support (2).

2. The folding warning sign device of claim 1, further comprising: the inner frame of the warning board box body (1) comprises an upper side frame (1-2) and a left side frame and a right side frame (1-4), and two ends of the upper side frame (1-2) are connected with the upper ends of the two side frames (1-4) through corner assembling pieces (1-3); the edge of the box board (1-6) is fixedly connected with the inner frame by a rivet (1-1).

3. The folding warning sign device of claim 2, further comprising: the end part of the middle frame support tube (3-1) is inserted with a middle frame extension rod (3-8), and the end part of the middle frame support tube (3-1) is provided with a middle frame extension fixer (3-7).

4. The folding warning sign device of claim 3, further comprising: a middle frame connecting rod (3-2) is arranged between the lower ends of the two middle frame sleeves (3-5).

5. The folding warning sign device of claim 4, wherein: the side frame telescopic fixing pieces (2-6), the middle frame telescopic fixing pieces (3-4) and the middle frame extension fixing pieces (3-7) are the same in structure and respectively comprise nuts fixed with the corresponding pipe body side walls, and threaded rods with knobs at the outer ends are arranged in the nuts.

6. The folding warning sign device of claim 5, wherein: the middle frame lifting fixing part (3-6) comprises a threaded rod fixed with the middle frame sleeve (3-5), a nut with a knob is arranged on the threaded rod, strip-shaped holes extending along the length direction are formed in the side frames (1-4) and the C-shaped steel (1-5), and the threaded rod of the middle frame lifting fixing part (3-6) moves in the strip-shaped holes.

7. The folding warning sign device of claim 6, further comprising: the side support limiting device (2-4) comprises two limiting plates hinged to the middle, and the outer ends of the two limiting plates are fixedly connected with the side support connecting rods (2-2) of the two side supports (2) respectively.

8. The folding warning sign device of claim 7, further comprising: the side frame support frame structure is characterized by further comprising fixed platforms (4) which are located at four corners respectively, each fixed platform (4) comprises a platform body (4-1) with a fixing nut in the middle and fixing screws (4-2), connecting holes are formed in the end portions of the side frame support tubes (2-1) of the side frame supports (2), and each fixing screw (4-2) is located in each connecting hole.