CN217372150U - Wrench for installing corrugated beam steel guardrail - Google Patents

Abstract

The utility model relates to a road construction technical field especially relates to a corrugated beam steel guardrail installation spanner, include: the handle is in a slender plate-shaped structure, and one end of the handle is provided with a connecting seat; the clamping sleeve is provided with a bayonet which is used for being relatively fixedly sleeved on the fastener, the clamping sleeve is provided with a connecting part, and the connecting part is connected with the connecting seat; wherein, the connecting seat has the opening draw-in groove that sets up outwards on the length direction of handle, and connecting portion are the lug that extends along the central direction of keeping away from the bayonet socket, and connecting portion stretch into to the draw-in groove in to connecting portion rotate through the pivot with the draw-in groove and be connected, the axial of pivot is parallel with the plane at handle place, and the pivot sets up with the length direction of handle is perpendicular. This is disclosed through rotating between cutting ferrule and the handle and being connected for the angularly adjustable between cutting ferrule and the handle can stretch out the handle to the narrow and small space outside, has improved the fixed smoothness nature of fastener, and then has improved efficiency of construction and reliability.

Description

Wrench for installing corrugated beam steel guardrail

Technical Field

The utility model relates to a road construction technical field especially relates to a corrugated beam steel guardrail installation spanner.

Background

The corrugated beam steel guardrail is a traffic safety product for protecting and isolating an expressway, has a wavy section, can deform when impacted, can play a role in safety protection, and is an important infrastructure on the expressway;

in the related art, as the transportation length is limited, when the corrugated beam steel guardrail is constructed, splicing is mostly needed in the length direction, in order to improve the construction efficiency, holes are mostly formed at two ends of the corrugated beam steel guardrail and are connected in a bolt mode;

however, the inventor finds that the corrugated beam steel guardrail is in a non-flat surface shape during construction, and when the bolt is fastened, a conventional wrench tool cannot be smoothly developed, so that the construction time is long, the efficiency is low, and the fastening strength cannot be guaranteed.

The information disclosed in this background section is only for enhancement of understanding of the general background of the disclosure and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art that is known to a person skilled in the art.

SUMMERY OF THE UTILITY MODEL

In view of at least one of above technical problem, this disclosure provides a corrugated girder steel guardrail installation spanner, adopts the mode that the angle between handle and the cutting ferrule can be adjusted, realizes the construction operation in narrow and small space.

According to a first aspect of the present disclosure, there is provided a waveform beam steel guardrail mounting wrench comprising:

the handle is of a slender plate-shaped structure, and one end of the handle is provided with a connecting seat;

the clamping sleeve is provided with a bayonet which is used for being relatively and fixedly sleeved on the fastener, and the clamping sleeve is provided with a connecting part which is connected with the connecting seat;

the connecting seat is arranged on the handle, the connecting seat is provided with a clamping groove, the opening of the clamping groove is arranged outwards, the connecting part is a protruding block extending along the central direction far away from the bayonet, the connecting part extends into the clamping groove, the connecting part is connected with the clamping groove in a rotating mode through a rotating shaft, the axial direction of the rotating shaft is parallel to the plane where the handle is located, and the rotating shaft is perpendicular to the length direction of the handle.

In some embodiments of the present disclosure, one end of the rotating shaft is fixed on the connecting seat, the other end of the rotating shaft has a thread, and a gap is formed between the end of the rotating shaft with the thread and the connecting seat;

still include the setting element, the last locating sleeve that has of setting element, locating sleeve with the one end spiro union that the pivot has the screw thread works as locating sleeve rotates to the bottom with when the lateral wall butt of connecting portion, the cutting ferrule with the angle of handle is fixed.

In some embodiments of the present disclosure, the end of the positioning member has an end cap, the end cap is cylindrical, and the side wall of the end cap is evenly distributed with anti-slip ribs along the circumferential direction.

In some embodiments of the present disclosure, the end cap further has a hexagonal socket on the end face.

In some embodiments of the present disclosure, the ferrule is a quincunx ferrule.

In some embodiments of the present disclosure, the spline housing is a ratchet structure.

In some embodiments of the present disclosure, the ferrule has a removable chuck therein, the chuck has a detent on a sidewall thereof, and the ferrule has a notch on an inner wall thereof that mates with the detent.

In some embodiments of the disclosure, the catch is arranged in a step along an axial center of the chuck.

In some embodiments of the present disclosure, the bottom of the latch is made of magnetic material.

In some embodiments of the present disclosure, the other end of the handle has an open spanner.

The beneficial effect of this disclosure does: this is disclosed through rotating between cutting ferrule and the handle to be connected for angle adjustable between cutting ferrule and the handle when the operation of being under construction in narrow and small space, can establish the cutting ferrule cover on the fastener, and the handle stretches out to the narrow and small space outside, and then realizes the more convenient operation of twisting of executing, compares with the correlation technique, has improved the fixed smoothness nature of fastener, and then has improved efficiency of construction and reliability.

Drawings

In order to more clearly illustrate the embodiments of the present disclosure or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present disclosure, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic view of an installation structure of a corrugated beam steel guardrail in an embodiment of the disclosure;

FIG. 2 is a schematic partial structural view of a wrench for installing a corrugated beam steel guardrail in an embodiment of the disclosure;

FIG. 3 is a cross-sectional view of the connection of the ferrule and the handle of the wrench according to an embodiment of the present disclosure;

FIG. 4 is a side view of a wrench used in the installation of a corrugated beam steel panel according to an embodiment of the present disclosure;

FIG. 5 is an enlarged view of a portion of FIG. 3 in accordance with an embodiment of the present disclosure;

FIG. 6 is an enlarged view of a portion of FIG. 2 at B in an embodiment of the disclosure;

fig. 7 is a schematic structural view of a ferrule in an embodiment of the present disclosure;

fig. 8 is a schematic structural view of a chuck in an embodiment of the present disclosure;

fig. 9 is an overall structural schematic diagram of a wrench for installing a corrugated beam steel guardrail in an embodiment of the disclosure.

Detailed Description

The technical solutions in the embodiments of the present disclosure will be clearly and completely described below with reference to the drawings in the embodiments of the present disclosure, and it is obvious that the described embodiments are only a part of the embodiments of the present disclosure, and not all of the embodiments.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this disclosure belongs. The terminology used in the description of the disclosure herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the disclosure. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1, for an application occasion of an embodiment of the present disclosure, the corrugated beam steel guard rail is connected at a connection position by bolts, but the bolts are mostly arranged at the side walls or the trough positions of the corrugated beam steel guard rail, however, when the bolts are specifically screwed, especially at the trough positions, the allowable screwing space of the wrench is small, and the construction is difficult; the improved wrench of the disclosed embodiment is described in detail below.

The waveform beam steel guardrail installation wrench as shown in fig. 2 to 9 comprises a handle 10 and a ferrule 20, wherein:

the handle 10 is in a slender plate-shaped structure, and one end of the handle 10 is provided with a connecting seat 11; as shown in fig. 2, in the disclosed embodiment, the handle 10 is cast steel, utilizing the lever principle to increase the moment arm to reduce torque; the connecting seat 11 is used for connecting with the clamping sleeve 20 at the front end;

the cutting sleeve 20 is provided with a bayonet 21, the bayonet 21 is used for being relatively fixedly sleeved on the fastener, the cutting sleeve 20 is provided with a connecting part 22, and the connecting part 22 is connected with the connecting seat 11; it should be noted that the bayonet 21 has various forms, which may be a conventional opening shape, or other forms such as a plum blossom sleeve, and the structure of the plum blossom sleeve will be described in detail below;

referring to fig. 2 and 3, the connecting seat 11 has a slot 11a with an outward opening along a length direction of the handle 10, the connecting portion 22 is a protrusion extending along a center direction away from the bayonet 21, the connecting portion 22 extends into the slot 11a, the connecting portion 22 and the slot 11a are rotatably connected by a rotating shaft 23, an axial direction of the rotating shaft 23 is parallel to a plane of the handle 10, and the rotating shaft 23 is perpendicular to the length direction of the handle 10. Through the structural arrangement, as shown in fig. 4, when the bolt is specifically screwed, the clamping sleeve 20 is firstly sleeved at the bolt fastening position of the corrugated beam steel guardrail, and then the handle 10 is lifted to a proper angle, so that the movable range of the handle 10 is larger, and finally the screwing of the bolt is quicker and more effective through the arrangement of the mode;

in the above embodiment, through rotating between cutting ferrule 20 and the handle 10 and being connected for the angularly adjustable between cutting ferrule 20 and the handle 10, when the operation of being under construction in narrow and small space, can establish cutting ferrule 20 cover on the fastener, and the handle 10 stretches out to the narrow and small space outside, and then realizes the operation of twisting of exerting more convenient, compares with the correlation technique, has improved the fixed smoothness nature of fastener, and then has improved efficiency of construction and reliability.

On the basis of the above embodiments, in order to further facilitate screwing, in the embodiments of the present disclosure, a rotation angle positioning structure is further provided, as shown in fig. 3 and fig. 5, in the embodiments of the present disclosure, one end of the rotation shaft 23 is fixed on the connection seat 11, the other end has a thread, and a gap is provided between the end of the rotation shaft 23 having the thread and the connection seat 11, and the gap is used for the insertion of the positioning member 30;

the handle positioning device further comprises a positioning part 30, a positioning sleeve 31 is arranged on the positioning part 30, the positioning sleeve 31 is in threaded connection with one end of the rotating shaft 23 with threads, and when the positioning sleeve 31 rotates to the bottom and abuts against the side wall of the connecting part 22, the angle between the clamping sleeve 20 and the handle 10 is fixed. Because the positioning sleeve 31 is screwed on the rotating shaft 23, after the angle between the cutting sleeve 20 and the handle 10 is properly adjusted, the bottom of the positioning sleeve 31 is abutted against the side wall of the connecting part 22 of the cutting sleeve 20 by rotating the positioning sleeve 31, and the angle between the cutting sleeve 20 and the handle 10 is kept unchanged under the action of friction force, so that a plurality of fasteners at the same position can be conveniently screwed by a constructor;

further, in order to improve the convenience of adjusting the positioning sleeve 31, as shown in fig. 2 and fig. 6, the end of the positioning member 30 has an end cap 32, the end cap 32 is cylindrical, and the side wall of the end cap 32 is uniformly provided with anti-slip ribs 32a along the circumferential direction. Thus, the ferrule 20 can be angularly fixed by screwing the end cap 32 by hand; in order to further enhance the positioning reliability, in the embodiment of the present disclosure, the end surface of the end cap 32 is further provided with an inner hexagonal groove 32b, and through the arrangement of the inner hexagonal groove 32b, an L-shaped hexagonal wrench can be used to extend into the inner hexagonal groove 32b to achieve more reliable fixation; in addition, in the embodiment of the present disclosure, since the positioning member 30 is screwed on the rotating shaft 23, if the long-term use is worn, the positioning member can be directly replaced, thereby prolonging the service life of the wrench;

in the embodiment of the disclosure, in order to further improve the smoothness of screwing the bolt, the clamping sleeve 20 is a quincunx sleeve, and the quincunx sleeve is of a ratchet structure, so that the reliability of fastening the bolt or the nut can be guaranteed, the clamping sleeve 20 does not need to be taken down in a reciprocating manner, the ratchet structure of the quincunx sleeve is the prior art, the clamping sleeve is stressed in one direction, and the single fastener can be reliably fixed only by sleeving the fastener once.

To further enhance the applicability of the wrench, in the disclosed embodiment, as shown in fig. 7 and 8, the ferrule 20 has a removable cartridge 24 therein, the cartridge 24 has a catch 24a on a side wall thereof, and the ferrule 20 has a notch on an inner wall thereof that mates with the catch 24 a. Through the detachable arrangement of the clamping sleeve 20, bolts or nuts with various specifications can be screwed; the clamping key 24a is a strip-shaped structure protruding out of the side wall of the circular clamping head 24, and the clamping head 24 and the clamping sleeve 20 do not rotate relatively when being screwed by matching with the notch;

in the disclosed embodiment, in order to prevent the collet 24 from sliding out of the ferrule 20 in the direction of the bayonet 21, as shown in fig. 8, the catch keys 24a are arranged in a stepped manner along the axial center of the collet 24. Furthermore, the notch in the cutting sleeve 20 is in a corresponding step shape, and the fixing reliability of the chuck 24 can be ensured through the arrangement; further, in order to prevent the chuck 24 from falling off in the direction of fixing the chuck 24, in the embodiment of the present disclosure, please continue to refer to fig. 8, the bottom of the clamping key 24a is made of a magnetic material, where the magnetic material may be a permanent magnet, and the bottom of the notch of the corresponding ferrule 20 is also made of a magnetic material; the reliability of the fixation of the chuck 24 is improved by the attraction of the magnetic material;

in the disclosed embodiment, the other end of the handle 10 has an open trigger 12, as shown in fig. 9. Of course, it should be noted that the other end of the handle 10 may also be configured with the ferrule 20 described above having a larger size.

It will be understood by those skilled in the art that the present disclosure is not limited to the embodiments described above, which are presented solely for purposes of illustrating the principles of the disclosure, and that various changes and modifications may be made to the disclosure without departing from the spirit and scope of the disclosure, which is intended to be covered by the claims. The scope of the disclosure is defined by the appended claims and equivalents thereof.

Claims (10)

1. The utility model provides a waveform beam steel guardrail installation spanner which characterized in that includes:

the handle is of a slender plate-shaped structure, and one end of the handle is provided with a connecting seat;

the clamping sleeve is provided with a bayonet which is used for being relatively and fixedly sleeved on the fastener, and the clamping sleeve is provided with a connecting part which is connected with the connecting seat;

the connecting seat is arranged on the handle, the connecting seat is provided with a clamping groove, the opening of the clamping groove is arranged outwards, the connecting part is a protruding block extending along the central direction far away from the bayonet, the connecting part extends into the clamping groove, the connecting part is connected with the clamping groove in a rotating mode through a rotating shaft, the axial direction of the rotating shaft is parallel to the plane where the handle is located, and the rotating shaft is perpendicular to the length direction of the handle.

2. The wrench for installing the corrugated beam steel guardrail as claimed in claim 1, wherein one end of the rotating shaft is fixed on the connecting seat, the other end of the rotating shaft is provided with a thread, and a gap is formed between the end of the rotating shaft with the thread and the connecting seat;

still include the setting element, the positioning sleeve has on the setting element, positioning sleeve with the pivot has the screwed one end spiro union, works as positioning sleeve rotate to the bottom with during the lateral wall butt of connecting portion, the cutting ferrule with the angle of handle is fixed.

3. The corrugated beam steel guardrail installation wrench of claim 2, wherein the end of the positioning member is provided with an end cover, the end cover is cylindrical, and the side wall of the end cover is evenly provided with anti-slip ribs along the circumferential direction.

4. The corrugated beam steel guardrail installation wrench of claim 3, wherein the end cap further has a hexagonal socket on an end surface thereof.

5. The waveform beam steel guardrail installation wrench of claim 1, wherein the ferrule is a quincunx sleeve.

6. The corrugated beam steel fence installation wrench of claim 5, wherein the spline housing is a ratchet structure.

7. The corrugated beam steel guardrail installation wrench of claim 6, wherein the chuck sleeve has a detachable chuck therein, the chuck sleeve has a catch key on a side wall thereof, and the chuck sleeve has a notch on an inner wall thereof to match the catch key.

8. The waveform beam steel fence installation wrench as claimed in claim 7, wherein the catch keys are arranged in a stepped manner along the axial center of the chuck.

9. The wrench for installing the corrugated beam steel guardrail as claimed in claim 8, wherein the bottom of the clamping key is made of magnetic material.

10. The corrugated beam steel guardrail installation wrench of claim 1, wherein the other end of the handle has an open wrench head.

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