CN220746667U - Roadblock for highway construction - Google Patents

Abstract

The utility model discloses a roadblock for highway construction, which belongs to the technical field of warning roadblocks and comprises two counterweight bases, wherein mounting grooves are formed in the left surface and the right surface of each counterweight base, rotating interfaces are respectively formed in the mounting grooves, rotating columns are respectively arranged in the rotating interfaces in a rotating manner, a wheel carrier is fixedly arranged between the two corresponding rotating columns, two movable wheels are respectively and rotatably arranged at the lower end of the wheel carrier, positioning holes are respectively and rotatably formed in the upper surface of each counterweight base and the upper surface of each rotating column, positioning pin rods are respectively and fixedly arranged between the upper surface and the lower corresponding positioning holes, inner thread sleeves are respectively and fixedly arranged on the upper surface of each counterweight base, side fixing columns are respectively and rotatably arranged in the inner thread sleeves, and a road baffle is detachably arranged between the two side fixing columns.

Description

Roadblock for highway construction

Technical Field

The utility model belongs to the technical field of warning roadblocks, and particularly relates to a roadblock for highway construction.

Background

The road construction roadblock belongs to one kind of construction sign, and construction sign is the peripheral protection suggestion that is used for road construction scene, maintenance municipal construction, can put the dominant traffic in place that needs at any time to prevent unexpected striking incident emergence, reduce the loss.

Through searching, china in the related field grants patents with the following patent numbers: the utility model provides a highway engineering construction is with safety warning roadblock, the on-line screen storage device comprises a base, terminal surface four corners all is equipped with locking universal wheel under the base, the base up end is equipped with the frame, and both ends lower extreme is installed respectively about the base up end in both ends middle part about the frame, the frame inner chamber middle part is equipped with the horizontal pole, the horizontal pole lower extreme evenly is equipped with the strengthening rib, and strengthening rib lower extreme fixed mounting is in the base up end, the horizontal pole upper end is equipped with two connecting rods, and connecting rod upper end fixed connection is in the frame upper end, terminal surface center department is equipped with the bolt hole before the connecting rod, the terminal surface is equipped with the warning sign before the connecting rod, and both ends middle part is by bolted connection bolt hole about the warning sign, base right-hand member face center department is equipped with the connecting sleeve, the device simple structure, convenient operation effectively reminds pedestrian and driving to have dangerous highway section night, guarantee warning roadblock stable structure.

The safety warning roadblock in the prior art can play a warning role, but is provided with the locking universal wheels at the bottom, so that the contact area between the bottom of the whole roadblock and the ground is reduced, when strong wind is encountered, the roadblock is easily blown by strong wind to change the placement position due to less contact area with the ground, but the roadblock is very forceful in whole movement caused by not arranging the locking universal wheels, and therefore, the technical problem is solved by providing the roadblock for road construction, wherein the use state of the bottom wheels can be changed according to needs.

Disclosure of Invention

Aiming at the safety warning roadblock in the prior art, as the locking universal wheels are arranged at the bottom, the contact area between the bottom of the whole roadblock and the ground is reduced, and the problem that the position is easily changed by blowing by strong wind in strong wind weather is solved. The specific technical scheme is as follows:

the utility model provides a roadblock for highway construction, includes two counter weight bases, the mounting groove has all been seted up to the left and right sides surface of counter weight base, the interface has all been seted up to the homogeneous phase in the mounting groove, it presses the switching post all to rotate in the interface, two correspondence all fixed mounting has the wheel carrier between the switching post, the lower extreme of wheel carrier all rotates and installs two movable wheels, the locating hole has all been seted up in the upper surface of counter weight base and the upper surface of switching post all running through, upper and lower two correspondence all peg graft and install the locating pin pole between the locating hole, the equal fixed mounting of upper surface of counter weight base has the internal thread sleeve, equal spiro union is installed the side fixed column in the internal thread sleeve, two removable the installing the road baffle between the side fixed column.

In the technical scheme, the fixing rings are fixedly arranged on the inner side surfaces of the side fixing columns, the L-shaped connecting blocks are fixedly arranged on the outer side surfaces of the road baffle, and the L-shaped connecting blocks are inserted into the corresponding fixing rings.

In the technical scheme, the front surface of the road baffle is provided with a plurality of ventilation openings.

In the technical scheme, connecting chains are fixedly connected between the top ends of the two positioning pin rods on the front and rear adjacent surfaces.

In the above technical scheme, the outside surface of side fixed column is all fixed mounting has the couple, the couple is used for winding to accomodate the link chain.

In the technical scheme, the road condition prompt sign and the detour direction sign are fixedly arranged on the front surface of the road baffle.

Compared with the prior art, the roadblock for highway construction has the beneficial effects that:

1. according to the utility model, the wheel carrier capable of being adjusted in a rotating way is arranged, after the road barrier is integrally conveyed to the using position, the positioning pin rod can be pulled out to unlock the fixing of the wheel carrier, and then the positioning pin rod is turned outwards, so that the lower surface of the counterweight base is attached to the ground, the contact area with the ground is enlarged, the stability after placement is enhanced, and the placement position is prevented from being easily changed by blowing in strong wind weather.

2. According to the utility model, the connecting chains are fixedly arranged between the front positioning pin rod and the rear positioning pin rod, and the hooks are fixedly arranged on the outgoing surfaces of the side fixing columns, so that when the positioning pin rods are not used, the connecting chains can be wound on the hooks, and the two positioning pin rods can be conveniently hung together for storage.

Drawings

Fig. 1 is a schematic diagram of a front view structure of the present utility model.

Fig. 2 is a schematic cross-sectional view of a counterweight base according to the utility model.

Fig. 3 is a schematic structural view of a side fixing post according to the present utility model.

Fig. 4 is a schematic view of a state structure of the moving wheel in use.

In fig. 1-4, wherein: the device comprises a 1-counterweight base, 11-mounting grooves, 111-rotating interfaces, 112-switching columns, 12-positioning holes, 13-internal threaded sleeves, 2-wheel frames, 21-moving wheels, 3-positioning pin rods, 31-connecting chains, 4-side fixed columns, 41-fixed rings, 42-hooks, 5-road baffles, 51-L-shaped connecting blocks and 52-ventilation openings.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution:

the road barrier for highway construction comprises two counterweight bases 1, as shown in fig. 2, mounting grooves 11 are formed in the left and right surfaces of the counterweight bases 1, rotary interfaces 111 are respectively formed in the mounting grooves 11, rotary columns 112 are respectively and rotatably pressed in the rotary interfaces 111, wheel frames 2 are respectively and fixedly arranged between the two corresponding rotary columns 112, two movable wheels 21 are respectively and rotatably arranged at the lower ends of the wheel frames 2, positioning holes 12 are respectively and rotatably arranged on the upper surfaces of the counterweight bases 1 and the upper surfaces of the rotary columns 112, positioning pin rods 3 are respectively and rotatably arranged between the upper and lower corresponding positioning holes 12, inner threaded sleeves 13 are respectively and fixedly arranged on the upper surfaces of the counterweight bases 1, side fixing columns 4 are respectively and rotatably arranged in the inner threaded sleeves 13, and a road barrier 5 is detachably arranged between the two side fixing columns 4;

when the whole roadblock is pushed normally, the state of the counterweight base 1, the wheel frame 2 and the moving wheel 21 is shown in fig. 2, after the roadblock is moved to the use position wholly, the locating pin rod 3 can be pulled upwards to contact with the fixing of the transfer post 112, then the wheel frame 2 is turned outwards, the wheel frame 2 and the moving wheel 21 are in the state shown in fig. 1, at the moment, the lower surface of the counterweight base 1 is contacted with the ground, compared with the state before the wheel frame 2 and the moving wheel 21 are adjusted in position, the contact area between the counterweight base 1 and the ground is enlarged, the roadblock is placed wholly more stably, and the placing position is prevented from being changed easily by blowing in strong wind weather.

It should be noted that, in order to split the whole roadblock for transportation, as shown in fig. 1, the fixing rings 41 are fixedly installed on the inner side surfaces of the side fixing columns 4, the L-shaped connecting blocks 51 are fixedly installed on the outer side surfaces of the roadblock plates 5, the roadblock plates 5 can be installed between the two side fixing columns 4 after the L-shaped connecting blocks 51 are inserted into the corresponding fixing rings 41, and during transportation, the roadblock plates 5 are moved upwards to separate the L-shaped connecting blocks 51 from the fixing rings 41, so that the roadblock plates can be split.

In addition, in order to further enhance the overall wind-resistant effect of the roadblock, as shown in fig. 1, a plurality of ventilation openings 52 are formed in the front surface of the roadblock plate 5, and when the wind is in strong wind weather, the wind can pass through the ventilation openings 52, so that the contact area between the roadblock plate 5 and the wind is reduced, and the wind-resistant effect is further enhanced.

In addition, when the movable wheel 21 is not used, in order to facilitate storage of the positioning pin rods 3, as shown in fig. 4, connecting chains 31 are fixedly connected between the top ends of the two positioning pin rods 3 on the front and rear adjacent surfaces, as shown in fig. 3, hooks 42 are fixedly mounted on the outer side surfaces of the side fixing columns 4, the hooks 42 are used for winding and storing the connecting chains 31, and when the movable wheel is stored, the connecting chains 31 can be used for winding and storing at the hooks 42, so that loss is avoided.

Specifically, the road condition prompt sign and the detour direction sign are fixedly installed on the front surface of the road baffle 5, so that vehicles and pedestrians passing through the construction road section can change the route in time.

Claims (6)

1. The utility model provides a roadblock for highway construction, includes two counter weight bases (1), its characterized in that, mounting groove (11) have all been seted up to the upper and lower surface of counter weight base (1), all seted up in mounting groove (11) change interface (111), all rotate in change interface (111) and press switching post (112), two corresponding all fixed mounting has wheel carrier (2) between switching post (112), the lower extreme of wheel carrier (2) all rotates and installs two movable wheels (21), locating hole (12) have all been run through to the upper surface of counter weight base (1) and the upper surface of switching post (112), all peg graft between upper and lower two corresponding locating hole (12) and install locating pin (3), the upper surface of counter weight base (1) all fixed mounting has internal thread sleeve (13), in internal thread sleeve (13) all spiro union install side fixed post (4), two install road baffle (5) between side fixed post (4) can be dismantled.

2. The roadblock for highway construction according to claim 1, wherein the inner side surfaces of the side fixing columns (4) are fixedly provided with fixing rings (41), the outer side surfaces of the roadblock plates (5) are fixedly provided with L-shaped connecting blocks (51), and the L-shaped connecting blocks (51) are inserted into the corresponding fixing rings (41).

3. The road construction roadblock according to claim 1, wherein the front surface of the roadblock plate (5) is provided with a plurality of ventilation openings (52).

4. The road construction roadblock according to claim 1, wherein a connecting chain (31) is fixedly connected between the top ends of the two positioning pin rods (3) on the front and rear adjacent surfaces.

5. The road construction roadblock according to claim 4, wherein hooks (42) are fixedly arranged on the outer side surfaces of the side fixing columns (4), and the hooks (42) are used for winding and accommodating the connecting chains (31).

6. The road construction roadblock according to claim 1, wherein the road condition prompting mark and the detour direction mark are fixedly arranged on the front surface of the roadblock plate (5).