CN218324906U

CN218324906U - High-strength metal top beam

Info

Publication number: CN218324906U
Application number: CN202223013465.XU
Authority: CN
Inventors: 林磊
Original assignee: Zhuozhou Hongpengda Machinery Manufacturing Co ltd
Current assignee: Zhuozhou Hongpengda Machinery Manufacturing Co ltd
Priority date: 2022-11-14
Filing date: 2022-11-14
Publication date: 2023-01-17
Anticipated expiration: 2032-11-14

Abstract

The utility model discloses a high strength metal back timber, including the first roof beam body, one side correspondence of the first roof beam body is provided with the second roof beam body, the one end fixedly connected with of the first roof beam body connects, the other end fixedly connected with left otic placode of the first roof beam body, the below correspondence of left otic placode is provided with the auris dextra board, connect and left otic placode, auris dextra board mutual correspondence, it is provided with the bolt to run through with the inside of left otic placode, auris dextra board to connect, the other end of bolt is provided with the mounting, can carry out erection joint between the roof beam body through the cooperation between joint, left otic placode and the auris dextra board to when two roof beam bodies are in a straight line, can strengthen the support capacity of back timber in vertical side through first stiffener, first fixed plate and first screw rod, make the back timber atress even, improve the back timber intensity, make it can bear bigger pressure.

Description

High-strength metal top beam

Technical Field

The utility model relates to a metal back timber field, in particular to high strength metal back timber.

Background

The metal hinged top beam is a hinged top beam, can be matched with various types of single metal struts to form a metal support, and is a high-strength top beam for supporting a coal mine on a horizontal and slowly-inclined stope working surface, the metal hinged top beam can support a top plate on a conveyor path in front of a coal wall of the working surface in a cantilever manner, so that a larger non-support space is reserved between the coal wall and the struts, the metal hinged top beam is mainly used for supporting the top plate of a coal mine gallery, is matched with the single hydraulic struts to form the metal support, and plays a role in supporting the top beam;

the existing metal hinged top beam needs to bear a large force when in use, the welding positions at two ends of the beam body are the weakest places, and due to the defects of the structures of the connecting positions at two ends of the beam body, when the stress is overlarge, the welding positions are easy to have welding and fracture phenomena, so that the whole metal hinged top beam is out of work, and unsafe factors are easily generated.

SUMMERY OF THE UTILITY MODEL

The utility model aims to at least solve one of the technical problems existing in the prior art and provide a high-strength metal top beam.

In order to achieve the purpose, the utility model adopts the following technical scheme that the high-strength metal top beam comprises a first beam body, wherein one side of the first beam body is correspondingly provided with a second beam body, one end of the first beam body is fixedly connected with a joint, the other end of the first beam body is fixedly connected with a left ear plate, and a right ear plate is correspondingly arranged below the left ear plate;

the connector corresponds to the left ear plate and the right ear plate, a bolt penetrates through the connector, the left ear plate and the right ear plate, and a fixing piece is arranged at the other end of the bolt.

As a further description of the above technical solution: the upper end and the lower end of the first beam body and the second beam body are fixedly connected with first fixing plates.

As a further description of the above technical solution: the inside of first fixed plate runs through and is provided with the through-hole, the inside correspondence of through-hole is provided with first stiffener, the top threaded connection of first fixed plate has first screw rod, the other end and the first stiffener of first screw rod contact.

As a further description of the above technical solution: the inboard of the first roof beam body and the second roof beam body is provided with the second fixed plate, the both ends fixedly connected with installed part of second fixed plate.

As a further description of the above technical solution: the inside of second fixed plate corresponds and is provided with the second stiffener, one side threaded connection of second fixed plate has the second screw rod, the other end and the second stiffener of second screw rod contact.

The utility model discloses following beneficial effect has:

1. compared with the prior art, the high-strength metal top beam can be used for installing and connecting the beam bodies through the matching among the joint, the left ear plate and the right ear plate, and when the two beam bodies are in a straight line, the supporting capacity of the top beam in the vertical direction can be enhanced through the first reinforcing rod, the first fixing plate and the first screw rod, so that the top beam is uniformly stressed, the strength of the top beam is improved, and the top beam can bear larger pressure;

2. compared with the prior art, this high strength metal back timber can carry out installation work to the second stiffener through setting up second fixed plate, installed part and second screw rod to when two back timbers rotate to form certain angle, can form the triangle-shaped structure with the second stiffener, improved the intensity of back timber.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The present invention will be further described with reference to the accompanying drawings and examples;

fig. 1 is a schematic view of the overall structure of a high-strength metal top beam of the present invention;

fig. 2 is a schematic view illustrating the installation of a second reinforcing rod of a high-strength metal top beam according to the present invention;

fig. 3 is a side view of a high strength metal top beam of the present invention;

fig. 4 is a schematic view illustrating the installation of the first reinforcing rod of the high-strength metal top beam of the present invention.

Illustration of the drawings:

1. a first beam body; 2. a bolt; 3. a first reinforcement bar; 4. a first fixing plate; 5. a left ear panel; 6. a right ear plate; 7. a second beam body; 8. a fixing member; 9. a first screw; 10. a joint; 11. a second fixing plate; 12. a second reinforcement bar; 13. a mounting member; 14. a second screw; 15. and a through hole.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: a high-strength metal top beam comprises a first beam body 1, wherein a second beam body 7 is correspondingly arranged on one side of the first beam body 1, a joint 10 is fixedly connected to one end of the first beam body 1, a left ear plate 5 is fixedly connected to the other end of the first beam body 1, a right ear plate 6 is correspondingly arranged below the left ear plate 5, the joint 10 corresponds to the left ear plate 5 and the right ear plate 6, a bolt 2 penetrates through the joint 10 and the insides of the left ear plate 5 and the right ear plate 6, a fixing piece 8 is arranged at the other end of the bolt 2, through holes corresponding to the bolts penetrate through the joint 10 and the insides of the left ear plate 5 and the right ear plate 6, the three can be connected through the bolts 2, the angle between the two beam bodies can be changed by the loose bolt 2, the three can be fixed through the fixing piece 8, and the situation of looseness is prevented when the high-strength metal top beam is used;

the upper end and the lower end of the first beam body 1 and the second beam body 7 are fixedly connected with a first fixing plate 4, a through hole 15 penetrates through the first fixing plate 4, a first reinforcing rod 3 is correspondingly arranged in the through hole 15, a first screw 9 is in threaded connection with the upper side of the first fixing plate 4, the other end of the first screw 9 is in contact with the first reinforcing rod 3, when the two beam bodies are positioned on the same straight line, the first reinforcing rod 3 enters the first fixing plate 4 through the through hole 15 in the first fixing plate 4, the first reinforcing rod 3 can be reinforced by screwing the first screw 9 which is started up, the supporting capacity of the top beam in the vertical direction is enhanced, the top beam is uniformly stressed, the strength of the top beam is improved, and the top beam can bear larger pressure;

the inner sides of the first beam body 1 and the second beam body 7 are provided with a second fixing plate 11, the two ends of the second fixing plate 11 are fixedly connected with mounting pieces 13, the mounting pieces 13 at the two ends can be used for mounting the second fixing plate 11 on the inner sides of the two beam bodies in a threaded manner, the second reinforcing rod 12 is correspondingly arranged in the second fixing plate 11, one side of the second fixing plate 11 is connected with a second screw 14 in a threaded manner, the other end of the second screw 14 is in contact with the second reinforcing rod 12, the length of the second reinforcing rod 12 is selected according to the rotating angle between the two beam bodies, a limiting groove is also arranged in the second fixing plate 11 and can be corresponding to the two ends of the second reinforcing rod 12, the second screw 14 on the outer side can be screwed to reinforce the second reinforcing rod 12 in the inner part, so that a triangular structure can be formed by the two top beams, and the stability of the top beams is improved.

The working principle is as follows: the device is when using, at first with left otic placode 5 on the first roof beam body 1, right otic placode 6 corresponds with joint 10 on the second roof beam body 7, can carry out the fixed action to the three through inserting bolt 2 after that, can realize its reinforcing effect through the mounting 8 of the other end at last, when two roof beam bodies are in same straight line, enter into first stiffener 3 through the inside through-hole 15 of first fixed plate 4, twist the first screw 9 that sends out after that and can carry out reinforcement work to first stiffener 3, the reinforcing roof beam is the support ability in vertical direction, make the roof beam atress even, improve the intensity of roof beam, make it can bear bigger pressure, and when two roof beams form certain angle, install second fixed plate 11 in the inboard of two roof beam bodies through installed part 13, correspond suitable size second stiffener 12 with two second fixed plates 11 after that, twist the second screw 14 in the outside and can carry out the reinforcing effect to inside second stiffener 12, thereby can form the triangle-shaped structure with two, the stability of roof beam has been improved.

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 without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims

1. A high strength metal top beam, comprising a first beam body (1), characterized in that: a second beam body (7) is correspondingly arranged on one side of the first beam body (1), one end of the first beam body (1) is fixedly connected with a joint (10), the other end of the first beam body (1) is fixedly connected with a left ear plate (5), and a right ear plate (6) is correspondingly arranged below the left ear plate (5);

connect (10) and left otic placode (5), right otic placode (6) and correspond each other, the inside of connecting (10) and left otic placode (5), right otic placode (6) is run through and is provided with bolt (2), the other end of bolt (2) is provided with mounting (8).

2. The high-strength metal top beam as claimed in claim 1, wherein the first fixing plate (4) is fixedly connected to the upper and lower ends of the first beam body (1) and the second beam body (7).

3. The high-strength metal top beam as claimed in claim 2, wherein a through hole (15) is formed through the inside of the first fixing plate (4), a first reinforcing rod (3) is correspondingly arranged inside the through hole (15), a first screw (9) is connected to the upper portion of the first fixing plate (4) in a threaded manner, and the other end of the first screw (9) is in contact with the first reinforcing rod (3).

4. The high-strength metal top beam as claimed in claim 1, wherein a second fixing plate (11) is disposed at the inner side of the first beam body (1) and the second beam body (7), and both ends of the second fixing plate (11) are fixedly connected with mounting pieces (13).

5. The high-strength metal top beam as claimed in claim 4, wherein a second reinforcing rod (12) is correspondingly arranged inside the second fixing plate (11), a second screw (14) is connected to one side of the second fixing plate (11) in a threaded manner, and the other end of the second screw (14) is in contact with the second reinforcing rod (12).