CN215405783U

CN215405783U - Portable iron horse guardrail

Info

Publication number: CN215405783U
Application number: CN202023345235.4U
Authority: CN
Inventors: 王景梅; 张艺琛; 陈文彬; 林少彬
Original assignee: Guangdong Communications Polytechnic
Current assignee: Guangdong Communications Polytechnic
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2022-01-04
Anticipated expiration: 2030-12-31

Abstract

The utility model discloses a portable iron horse guardrail, which relates to the technical field of iron horse guardrails and comprises a telescopic guardrail body; the supporting bases are arranged at the bottom of the guardrail body, and two supporting legs are arranged on the supporting bases; the adjusting mechanism is fixed on the supporting base and comprises a rotating shaft; and the supporting wheel component comprises at least one universal wheel, the supporting wheel component is connected with the rotating shaft, and the supporting wheel component is swung downwards to enable the universal wheel to be used for supporting or swung upwards to enable the supporting foot to be used for supporting by rotating the rotating shaft. This iron horse guardrail transport and transportation are all very convenient, and the size of the still accessible flexible transform size can not occupy too much parking space when depositing.

Description

Portable iron horse guardrail

Technical Field

The utility model relates to the technical field of iron horse guardrails, in particular to a portable iron horse guardrail.

Background

Municipal road construction or places with dense population often need the iron horse guardrail to carry out a series of safety protection isolation or guidance measures, so the use amount of iron horses is very big. However, the existing iron horse guardrails are formed by welding, the shapes of the iron horse guardrails are shaped, the iron horse guardrail is inconvenient to move and labor-consuming to carry, and in addition, the storage space occupied by the iron horse guardrails due to structural problems in the transportation process is large, and only a small amount of iron horse guardrails can be transported at a time.

Disclosure of Invention

The present invention is directed to solving, at least to some extent, one of the above-mentioned problems in the prior art. Therefore, the embodiment of the utility model provides the portable iron horse guardrail which is convenient to carry and transport and does not occupy too much storage space.

The portable iron horse guardrail comprises a telescopic guardrail body; the supporting bases are arranged at the bottom of the guardrail body, and two supporting legs are arranged on the supporting bases; the adjusting mechanism is fixed on the supporting base and comprises a rotating shaft; and the supporting wheel component comprises at least one universal wheel, the supporting wheel component is connected with the rotating shaft, and the supporting wheel component is swung downwards to enable the universal wheel to be used for supporting or swung upwards to enable the supporting foot to be used for supporting by rotating the rotating shaft.

As a further improvement of the above embodiment, the rotating shaft is located inside the supporting base, the end of the rotating shaft is bent to form a connector, a first notch for the connector to extend out is formed in the supporting base, and the connector is connected with the universal wheel.

As a further improvement of the above embodiment, the adjusting mechanism further includes a sector and a movable rod for controlling the rotation of the rotating shaft, the sector is fixed on the supporting base, the rotating shaft is inserted into the sector, and the movable rod is connected to the rotating shaft.

As a further improvement of the above embodiment, a cavity is provided in the sector, two sides of the sector are provided with a second notch communicated with the cavity, the movable rod is located in the second notch, the movable rod is connected with the rotating shaft through a telescopic member, and the telescopic member is located in the cavity.

As a further improvement of the above embodiment, the telescopic member includes a first spring and two sleeves sleeved with each other, one of the sleeves is connected to the rotating shaft, the other sleeve is connected to the movable rod, the first spring is located in the sleeve, and two ends of the first spring are respectively connected to the movable rod and the rotating shaft.

As a further improvement of the above embodiment, the guardrail body includes two support rods and two cross rods capable of axially extending and retracting, the cross rods are located between the two support rods, the two ends of the cross rods are respectively connected with the two support rods, and the support bases are fixed at the end portions of the support rods.

As a further improvement of the above embodiment, the cross bar includes a plurality of telescopic cylinders connected in sequence, and two adjacent telescopic cylinders are sleeved with each other.

As a further improvement of the above embodiment, a clamping member is disposed in one of the two adjacent telescopic cylinders, the clamping member includes a fixed ball and a second spring, one end of the second spring is fixed to the inner wall of the telescopic cylinder, the other end of the second spring is connected to the fixed ball, and the fixed ball is popped out along the radial direction of the telescopic cylinder under the action of the second spring to limit the displacement of the two adjacent telescopic cylinders.

Based on the technical scheme, the embodiment of the utility model at least has the following beneficial effects: among the above-mentioned technical scheme, the iron horse guardrail includes the guardrail body, support the base, adjustment mechanism and supporting wheel subassembly, a plurality of supports the bottom that the base set up at the guardrail body, every supports the base and all is provided with two supporting legss, supporting wheel subassembly includes at least one universal wheel, adjustment mechanism includes the rotation axis, supporting wheel subassembly and rotation axis are connected, wherein, through with the rotatory certain angle back of rotation axis, the supporting wheel subassembly with rotation axis connection is transferred between two supporting legss, through transferring the universal wheel, support the guardrail body in order to replace supporting legs contact ground, make the iron horse guardrail become the mode that can promote. When the guardrail is used, the guardrail body is stretched into an unfolded state, the universal wheels are upwards swung to be retracted from the ground by rotating the rotating shaft, and the supporting legs support the iron horse guardrail; when having used up to need retrieve the indisputable horse guardrail, prop up the guardrail body through transferring the universal wheel to replacing the support foot for when carrying the indisputable horse guardrail, can save transportation workman's strength, convenient transport in batches simultaneously, telescopic indisputable horse guardrail can also further reduce its size, makes limited delivery space can load more indisputable horse guardrails, saves the cost of transportation, moreover, the indisputable horse guardrail of reducing the size also conveniently stores, can not occupy too many parking space.

Drawings

The utility model is further described below with reference to the accompanying drawings and examples;

FIG. 1 is a perspective view of the structure of an embodiment of the present invention;

FIG. 2 is a cross-sectional view of a cross bar in an embodiment of the present invention;

FIG. 3 is a perspective view of the structure of an adjustment mechanism in an embodiment of the utility model;

FIG. 4 is an elevation view of an adjustment mechanism in an embodiment of the present invention;

FIG. 5 is a sectional view taken along line A-A of FIG. 4;

fig. 6 is a schematic structural view of the support wheel assembly after swinging up in the embodiment of the utility model.

Detailed Description

Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.

Referring to fig. 1 and 6, the hobbyhorse guardrail of the embodiment includes a telescopic guardrail body, a plurality of supporting base 410, an adjusting mechanism 420 and a supporting wheel assembly, wherein the guardrail body is telescopic to extend or shorten the body type of the guardrail body, so as to be convenient to store, the supporting base 410 is provided with two supporting legs and is located at the bottom of the guardrail body, specifically, the two ends of the bottom are located, the supporting base 410 is further provided with two supporting legs, the supporting base 410 is made of a pipeline, the end part of the supporting base 410 extends along the radial direction to form the supporting legs, and the two supporting bases 410 are provided with four supporting legs altogether, so as to stably stand the hobbyhorse guardrail on the ground. The supporting wheel component comprises at least one universal wheel 430, the adjusting mechanism 420 is arranged on the supporting base 410, the adjusting mechanism 420 comprises a rotating shaft 422, the rotating shaft 422 can rotate around the axis, the supporting wheel component is connected with the rotating shaft 422, when the iron horse guardrail is in a storage state or an expansion state, the supporting wheel component can swing upwards by rotating the rotating shaft 422, the universal wheel 430 is in a storage state as shown in figure 6, the supporting feet support the iron horse guardrail, when the iron horse guardrail needs to be carried, the supporting wheel component swings downwards along with the rotating shaft 422 after rotating the rotating shaft 422 for a certain angle, so that the universal wheel 430 is put down between the two supporting feet, the universal wheel 430 at the moment replaces the supporting feet to contact with the ground, the iron horse guardrail is changed into a pushing mode, when a carrier carries the iron horse guardrail, the iron horse guardrail is not required to be carried by strong air, only the iron horse guardrail needs to be pushed slightly, can carry it easily, both save porter's strength and can make the indisputable horse guardrail realize carrying in batches again, effectively improve the handling efficiency of indisputable horse guardrail.

In this embodiment, the rotating shaft 422 is located inside the supporting base 410, as shown in fig. 3 and 4, the end of the rotating shaft 422 is bent to form the connecting head 425, the supporting base 410 is provided with a first notch for the connecting head 425 to extend out, the connecting head 425 is connected with the universal wheels 430, the two ends of the rotating shaft 422 are provided with the connecting heads 425, which are opposite to each other, each supporting component is provided with 2 universal wheels 430, during transportation, the four universal wheels 430 are in contact with the ground, and transportation personnel do not need to spend much effort to maintain the balance of the armored railings.

Specifically, the adjusting mechanism 420 further includes a sector 421 and a movable rod 423 for controlling the rotation of the rotating shaft 422, the sector 421 is fixed on the supporting base 410, the rotating shaft 422 is inserted into the sector 421, the movable rod 423 is connected to the rotating shaft 422, as can be understood by referring to fig. 3, a cavity is formed in the sector 421, two sides of the sector 421 are provided with a second notch 424 communicated with the cavity, the movable rod 423 is located in the second notch 424, the movable rod 423 is connected to the rotating shaft 422 through a telescopic member, and the telescopic member is located in the cavity. The movable rod 423 can be at two 424 internalizations of notch, when universal wheel 430 is in the storage or the state of transferring, the movable rod 423 all is located two 424's of notch both ends, through breaking movable rod 423 off with the fingers and thumb, make movable rod 423 move to the other end from two 424's of notch one end, and then drive the certain angle of rotation axis rotation, connector 425 drives universal wheel 430 and winds rotation axis 422 upset, realize that universal wheel 430 switches to the state of transferring from the storage state, in order to make things convenient for the transportation of indisputable horse guardrail, the rotatory angle size of rotation axis 422 depends on two 424 notches, and under telescopic member's effect, can fix the movable rod 423 of stop motion at two 424's of notch tip.

It should be noted that, as shown in fig. 5, the telescopic member includes a first spring 427 and two sleeves 426 sleeved with each other, the two sleeves 426 can be extended or shortened axially, one sleeve 426 connects to the rotating shaft 422, the other sleeve 426 connects to the movable rod 423, the first spring 427 is located in the sleeve 426, and two ends of the first spring 427 are respectively connected to the movable rod 423 and the rotating shaft 422. The end of the second notch 424 is provided with a notch for clamping the movable rod 423, under the action of external force, the first spring 427 is stretched, the connection distance between the rotating shaft 422 and the movable rod 423 is extended, so that the movable rod 423 can come out from the notch at one end of the second notch 424, then the movable rod 423 moves to the other end of the second notch 424 in the second notch 424, the movable rod 423 rotates by a certain angle by taking the rotating shaft 422 as a rotation center, the rotating shaft 422 can also rotate by a certain angle correspondingly, the rotation of the rotating shaft 422 can be controlled by adjusting the movable rod 423, after the external force is lost, the first spring 427 is quickly restored, so that the movable rod 423 is tensioned by the first spring 427 back to the notch at the end of the second notch 424, and the folding and unfolding state of the universal wheel 430 is ensured to be kept unchanged.

As will be understood with reference to fig. 1 and 6, the guardrail body includes two support rods 100 and two axially retractable cross rods 300, the cross rod 300 is located between the two support rods 100, two ends of the cross rod 300 are respectively connected to the two support rods 100, and the support base 410 is fixed to the ends of the support rods 100. Horizontal pole 300 is flexible in order to realize the regulation of pole body length, and when the iron horse guardrail need be used for keeping apart the guide, exert force on bracing piece 100, can make horizontal pole 300 extend to required length along axial direction, and is corresponding, and the size of iron horse guardrail also can lengthen, keeps apart the back that finishes, exerts force so that bracing piece 100 is close to each other, and horizontal pole 300 contracts, and the size of iron horse guardrail reduces, conveniently deposits and transports.

As shown in fig. 2, the cross bar 300 includes a plurality of telescopic cylinders 310 connected in sequence, two adjacent telescopic cylinders 310 are sleeved with each other, one of the two adjacent telescopic cylinders 310 is provided with a clamping member, the clamping member is located at an end of the telescopic cylinder 310, the clamping member includes a fixing ball 321 and a second spring 323, one end of the second spring 323 is fixed on an inner wall of the telescopic cylinder 310, the other end of the second spring 323 is connected with the fixing ball 321, a through hole for allowing the fixing ball 321 to pass through is formed in a tube wall of the telescopic cylinder 310, after the through holes of the two telescopic cylinders 310 are stretched to overlap, the fixing ball 321 is popped out from the through hole in a radial direction of the telescopic cylinder 310 under the action of the second spring 323, the fixing ball 321 is popped out from the through hole, the two telescopic cylinders 310 are fixed by the fixing ball 321 to limit displacement of the two adjacent telescopic cylinders 310, and the stretched length of the body of the hobby the guardrail is ensured to be unchanged. The clamping member further comprises a first fixing piece 322 and a second fixing piece 324, the second fixing piece 324 is fixed in the telescopic cylinder 310, the first fixing piece 322 is fixedly connected with the fixing ball 321, two ends of the second spring 323 are respectively connected with the first fixing piece 322 and the second fixing piece 324, the second spring 323 is provided with two pieces, and the first fixing piece 322 is under the elastic force action of the second spring 323 so that the fixing ball 321 fixed on the first fixing piece 322 can be stably and quickly pushed into the through hole. It should be noted that the length of the extension body of the hobbyhorse guardrail can be controlled by increasing or decreasing the number of the telescopic cylinders 310.

In other embodiments, at least one telescopic fence 200 is further disposed between the two cross bars 300, two ends of the telescopic fence 200 are respectively connected to the two support bars 100, the telescopic fence 200 includes a plurality of connecting rods, the connecting rods are hinged to each other by using a parallelogram principle to form a telescopic structure, the telescopic fence 200 is provided to enable the structure of the iron horse guardrail to be more stable, and due to the characteristics of the parallelogram mechanism, when the iron horse guardrail is stretched, the two support bars 100 are always in a parallel state, thereby facilitating stretching and shrinking of the iron horse guardrail.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.

Claims

1. The utility model provides a portable iron horse guardrail which characterized in that: comprises that

A telescopic guardrail body;

the guardrail comprises a guardrail body and a plurality of supporting bases (410) arranged at the bottom of the guardrail body, wherein two supporting legs are arranged on the supporting bases (410);

an adjustment mechanism (420) fixed to the support base (410), the adjustment mechanism (420) including a rotating shaft (422); and

a support wheel assembly including at least one universal wheel (430), the support wheel assembly being connected to the rotation shaft (422), and swinging the support wheel assembly downward to allow the universal wheel (430) to be used for support or swinging the support wheel assembly upward to allow the support foot to be used for support by rotating the rotation shaft (422).

2. The portable iron horse guardrail of claim 1, characterized in that: rotation axis (422) are located support inside base (410), the tip bending type of rotation axis (422) forms connector (425), set up the confession on support base (410) connector (425) the notch one of stretching out, connector (425) are connected universal wheel (430).

3. The portable iron horse guardrail of claim 2, characterized in that: the adjusting mechanism (420) further comprises a fan-shaped block (421) and a movable rod (423) used for controlling the rotation of the rotating shaft (422), the fan-shaped block (421) is fixed on the supporting base (410), the rotating shaft (422) is inserted into the fan-shaped block (421), and the movable rod (423) is connected with the rotating shaft (422).

4. The portable iron horse guardrail of claim 3, characterized in that: be equipped with the die cavity in segment (421), the both sides of segment (421) are equipped with the intercommunication the notch two (424) of die cavity, movable rod (423) are located notch two (424), movable rod (423) are connected through telescopic component rotation axis (422), telescopic component is located in the die cavity.

5. The portable iron horse guardrail of claim 4, characterized in that: the telescopic component comprises a first spring (427) and two sleeves (426) sleeved with each other, wherein one sleeve (426) is connected with the rotating shaft (422), the other sleeve (426) is connected with the movable rod (423), the first spring (427) is positioned in the sleeve (426), and two ends of the first spring (427) are respectively connected with the movable rod (423) and the rotating shaft (422).

6. The portable iron horse guardrail of any one of claims 1 to 5, characterized in that: the guardrail body includes two bracing pieces (100) and two horizontal poles (300) that can axially stretch out and draw back, horizontal pole (300) are located two between bracing piece (100), two are connected respectively at the both ends of horizontal pole (300) bracing piece (100), support base (410) and fix the tip of bracing piece (100).

7. The portable iron horse guardrail of claim 6, characterized in that: the cross rod (300) comprises a plurality of telescopic cylinders (310) which are sequentially connected, and the adjacent two telescopic cylinders (310) are mutually sleeved.

8. The portable iron horse guardrail of claim 7, characterized in that: a clamping member is arranged in one of the two adjacent telescopic cylinders (310), the clamping member comprises a fixed ball (321) and a second spring (323), one end of the second spring (323) is fixed on the inner wall of the telescopic cylinder (310), the other end of the second spring (323) is connected with the fixed ball (321), and the fixed ball (321) is popped out along the radial direction of the telescopic cylinder (310) under the action of the second spring (323) to limit the displacement of the two adjacent telescopic cylinders (310).