CN213143615U

CN213143615U - Special device convenient to increase structural span

Info

Publication number: CN213143615U
Application number: CN202021540931.8U
Authority: CN
Inventors: 王凯
Original assignee: Shandong Wenzhu Prestressed Construction Engineering Co ltd
Current assignee: Shandong Wenzhu Prestressed Construction Engineering Co ltd
Priority date: 2020-07-30
Filing date: 2020-07-30
Publication date: 2021-05-07
Anticipated expiration: 2030-07-30

Abstract

The utility model discloses a special device convenient to increase structural span, including first screw-thread steel and second screw rod, the first screw rod of first screw-thread steel one end fixedly connected with, wherein, first screw rod outer wall swing joint has first screw hole, the first connecting block of first screw hole outer wall fixedly connected with. This special device convenient to increase structural span, through dock first screw-thread steel and second screw-thread steel with first screw hole and second screw hole, first screw-thread steel and second screw-thread steel just can form a whole through first connecting block and second connecting block like this, thereby it is very convenient to make holistic structural span increase, just can rotate first connecting block alone during the installation, make first connecting block drive first screw hole and dock with first screw rod, thereby make the device can advance the rotatory butt joint of item list, the device can be when unmovable second screw-thread steel, can also ensure that second screw hole and second screw rod carry out effective butt joint.

Description

Special device convenient to increase structural span

Technical Field

The utility model relates to a building appliances technical field specifically is a special device convenient to increase structural span.

Background

The structural span refers to various structural forms of building structures transversely spanning a certain space, wherein the large structural span refers to various structural forms of buildings transversely spanning a space of more than 60 meters. The large-span structure is mainly used for movie theaters, gymnasiums, exhibition halls, auditoriums, airport waiting halls and other large public buildings in civil buildings, large-span plants, airplane assembly workshops, large warehouses and the like in industrial buildings.

At present all can use steel in a large number in the building, some steel play horizontal span length in the in-service use not enough, need be connected with other steel and just can satisfy the user demand, but the steel connecting sleeve who uses at present all is a simple internal thread pipe basically, just so need dock the screw thread direction of rotation of steel and the screw thread of sleeve pipe inside when using turn to the same, just so can make corresponding mounting process become very restricted, consequently it is required not convenient for the actual installation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a special device convenient to increase structural span, all can a large amount of steel in the building at present to solve that above-mentioned background art proposes, some steel play transverse span length not enough in the in-service use process, need be connected with other steel and just can satisfy the user demand, but the steel connecting sleeve who uses at present all is a simple internal thread pipe basically, just so need dock the screw thread direction of rotation of steel and the screw thread of intraduct when using and turn to the same, just so can make the mounting process who corresponds become very restricted, consequently, be not convenient for the required problem of actual installation.

In order to achieve the above object, the utility model provides a following technical scheme: a special device convenient for increasing structural span comprises a first screw-thread steel and a second screw, wherein one end of the first screw-thread steel is fixedly connected with a first screw, wherein,

the outer wall of the first screw is movably connected with a first threaded hole, the outer wall of the first threaded hole is fixedly connected with a first connecting block, one end of the first connecting block is fixedly connected with a clamping block, the bottom of the clamping block is movably connected with a roller, the bottom of the roller is movably connected with a chute, and the outer wall of the chute is fixedly connected with a linkage block;

linkage piece outer wall connection has the bayonet socket, bayonet socket one end fixedly connected with extends the post, extend post one end fixedly connected with barb, barb one side is provided with the stopper, stopper one side fixedly connected with second connecting block, the inside second screw hole of having seted up of second connecting block, second screw rod outer wall swing joint has the second screw hole, second screw rod one side fixedly connected with second screw-thread steel.

Preferably, the internal size of the first threaded hole is matched with the size of the first screw, the internal size of the second threaded hole is matched with the size of the second screw, and the first threaded hole and the second threaded hole are in threaded connection with the corresponding first screw and the second screw.

Preferably, one side of the first connecting block is provided with a rectangular bayonet which is sunken inwards, the transverse middle parting line of the bayonet and the transverse middle parting line of the first threaded hole are located at the same position, and the maximum longitudinal vertical length of the bayonet is matched with the maximum longitudinal vertical length of the linkage block.

Preferably, the opening end of the sliding groove and the surface of the bayonet are located at the same horizontal position, the inner size of the sliding groove is matched with the size of the clamping block, two mutually symmetrical rolling wheels are arranged at the bottom of the clamping block, and the clamping block, the rolling wheels and the sliding groove are of a rolling connection structure.

Preferably, the longitudinal section structure of the extension column is in an inverted T shape, two sides of the transverse end of the extension column are respectively and vertically provided with a barb, and one end of the barb is tangent to the inner wall of the second connecting block.

Preferably, a group of limiting blocks which are parallel to each other are arranged on the inner walls of the two sides of the opening end on one side, far away from the second threaded hole, of the second connecting block, and the minimum vertical length between the two limiting blocks is smaller than the vertical length between the inner walls of the second connecting block.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this special device convenient to increase structural span's first connecting block and second connecting block install through extending post and linkage piece, and first screw hole and second screw hole have been seted up respectively to first connecting block and second connecting block inside, dock first screw-thread steel and second screw-thread steel with first screw hole and second screw hole during the use, first screw-thread steel and second screw-thread steel just can form a whole through first connecting block and second connecting block like this, thereby it becomes very convenient to make holistic structural span increase.

2. This special device convenient to increase structural span's first connecting block passes through to constitute the roll connection structure between fixture block and gyro wheel and the spout, just can rotate first connecting block alone when the installation like this, makes first connecting block drive first screw hole and carries out the butt joint with first screw rod to make the device can advance the rotatory butt joint of item list.

3. This special device's convenient to increase structural span second connecting block one end is connected with the extension post, and after first connecting block had accomplished the back butt joint, when rotating second connecting block and second screw rod and docking this moment, the second connecting block can move along extending the post surface forward to make the device can also ensure that second screw hole and second screw rod carry out effective butt joint when unmovable second screw-thread steel.

Drawings

FIG. 1 is a schematic front view of the present invention;

fig. 2 is a schematic sectional structure view of the first connecting block of the present invention;

fig. 3 is a schematic view of a cross-sectional structure of the second connecting block of the present invention.

In the figure: 1. a first deformed steel bar; 2. a first screw; 3. a first threaded hole; 4. a first connection block; 5. A clamping block; 6. a roller; 7. a chute; 8. a linkage block; 9. a bayonet; 10. extending the column; 11. a barb; 12. A limiting block; 13. a second connecting block; 14. a second threaded hole; 15. a second screw; 16. and second deformed steel bars.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a special device convenient for increasing structural span comprises a first screw-thread steel 1, a first screw rod 2, a first screw hole 3, a first connecting block 4, a clamping block 5, a roller 6, a sliding groove 7, a linkage block 8, a bayonet 9, an extension column 10, a barb 11, a limiting block 12, a second connecting block 13, a second screw hole 14, a second screw rod 15 and a second screw-thread steel 16, wherein one end of the first screw-thread steel 1 is fixedly connected with the first screw rod 2,

the outer wall of the first screw rod 2 is movably connected with a first threaded hole 3, the inner size of the first threaded hole 3 is matched with the size of the first screw rod 2, the inner size of a second threaded hole 14 is matched with the size of the second screw rod 15, and a threaded connection structure is arranged between the first threaded hole 3 and the second threaded hole 14 and the corresponding first screw rod 2 and second screw rod 15, so that the first thread steel 1 and the second thread steel 16 are butted with the first threaded hole 3 and the second threaded hole 14, the first thread steel 1 and the second thread steel 16 can form a whole through a first connecting block 4 and a second connecting block 13, the outer wall of the first threaded hole 3 is fixedly connected with a first connecting block 4, one side of the first connecting block 4 is provided with a recessed rectangular bayonet 9, a transverse middle parting line of the bayonet 9 and a transverse middle parting line of the first threaded hole 3 are positioned at the same position, and the maximum longitudinal vertical length of the bayonet 9 is matched with the maximum longitudinal vertical length of the linkage block 8, one end of the first connecting block 4 is fixedly connected with a clamping block 5, the bottom of the clamping block 5 is movably connected with a roller 6, the bottom of the roller 6 is movably connected with a sliding groove 7, the opening end of the sliding groove 7 and the surface of the bayonet 9 are positioned at the same horizontal position, the inner size of the sliding groove 7 is matched with the size of the clamping block 5, the bottom of the clamping block 5 is provided with two mutually symmetrical rollers 6, and the clamping block 5, the rollers 6 and the sliding groove 7 are of a rolling connection structure, so that the first connecting block 4 can be independently rotated when being installed, the first connecting block 4 drives the first threaded hole 3 to be in butt joint with the first screw rod 2, and the outer wall of the sliding groove;

the outer wall of the linkage block 8 is connected with a bayonet 9, one end of the bayonet 9 is fixedly connected with an extension column 10, the longitudinal section structure of the extension column 10 is inverted T-shaped, two sides of the transverse end of the extension column 10 are respectively and vertically provided with a barb 11, one end of the barb 11 is tangent to the inner wall of a second connecting block 13, so that when the second connecting block 13 moves, the second connecting block 13 drives the limiting block 12 to move, the limiting block 12 moves along the outer wall of the extension column 10, when the second connecting block 13 is rotated to be in butt joint with a second screw 15, the second connecting block 13 moves forwards along the surface of the extension column 10, the device can further ensure that the second screw hole 14 and the second screw 15 are effectively in butt joint without moving the second screw 16, one end of the extension column 10 is fixedly connected with the barb 11, one side of the barb 11 is provided with the limiting block 12, one side of the limiting block 12 is fixedly connected with the, second connecting block 13 is kept away from second screw hole 14 one side open end both sides inner wall and is provided with a set of stopper 12 that is parallel to each other, and minimum vertical length is less than vertical length between the second connecting block 13 inner wall between two stopper 12, and after second screw hole 14 and second screw 15 accomplished the butt joint, barb 11 can with stopper 12 zonulae occludens to make second connecting block 13 fix on extending the post 10 surface, second screw hole 14 has been seted up to second connecting block 13 inside, 15 outer wall swing joint of second screw has

second screw hole

14, 15 one side fixedly connected with second screw-thread steel 16 of second screw.

The working principle is as follows: when the special device convenient for increasing the structural span is used, firstly, the first connecting block 4 and the second connecting block 13 are installed through the extending column 10 and the linkage block 8, the first threaded hole 3 and the second threaded hole 14 are respectively formed in the first connecting block 4 and the second connecting block 13, when the device is used, the first deformed steel bar 1 and the second deformed steel bar 16 are butted with the first threaded hole 3 and the second threaded hole 14, so that the first deformed steel bar 1 and the second deformed steel bar 16 can form a whole through the first connecting block 4 and the second connecting block 13, the whole structural span is increased very conveniently, the first connecting block 4 of the device can form a rolling connection structure through the fixture block 5, the roller 6 and the chute 7, the first connecting block 4 can be independently rotated when the device is installed, and the first threaded hole 3 is driven by the first connecting block 4 to be butted with the first screw rod 2, therefore, the device can carry out single-item rotary butt joint, in addition, one end of the second connecting block 13 is connected with the extension column 10, after the first connecting block 4 is in butt joint, when the second connecting block 13 is rotated to be in butt joint with the second screw 15 at the moment, the second connecting block 13 can move forwards along the surface of the extension column 10, and therefore the device can ensure that the second threaded hole 14 and the second screw 15 can be effectively in butt joint when the second threaded steel 16 is not moved, and the special device is convenient for increasing the structural span and has the characteristics of the special device, and the content which is not described in detail in the description belongs to the prior art which is known by technicians in the field.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. A special device convenient to increase structural span, includes first screw-thread steel (1) and second screw rod (15), its characterized in that: one end of the first deformed steel bar (1) is fixedly connected with a first screw rod (2), wherein,

the outer wall of the first screw rod (2) is movably connected with a first threaded hole (3), the outer wall of the first threaded hole (3) is fixedly connected with a first connecting block (4), one end of the first connecting block (4) is fixedly connected with a clamping block (5), the bottom of the clamping block (5) is movably connected with a roller (6), the bottom of the roller (6) is movably connected with a sliding groove (7), and the outer wall of the sliding groove (7) is fixedly connected with a linkage block (8);

linkage piece (8) outer wall connection has bayonet socket (9), bayonet socket (9) one end fixedly connected with extends post (10), extend post (10) one end fixedly connected with barb (11), barb (11) one side is provided with stopper (12), stopper (12) one side fixedly connected with second connecting block (13), second screw hole (14) have been seted up to second connecting block (13) inside, second screw rod (15) outer wall swing joint has second screw hole (14), second screw rod (15) one side fixedly connected with second screw-thread steel (16).

2. A specialty arrangement for facilitating increased structural span according to claim 1, wherein: the internal size of the first threaded hole (3) is matched with the size of the first screw rod (2), the internal size of the second threaded hole (14) is matched with the size of the second screw rod (15), and the first threaded hole (3) and the second threaded hole (14) are in threaded connection with the corresponding first screw rod (2) and the corresponding second screw rod (15).

3. A specialty arrangement for facilitating increased structural span according to claim 1, wherein: an invaginated rectangular bayonet (9) is formed in one side of the first connecting block (4), a transverse middle parting line of the bayonet (9) and a transverse middle parting line of the first threaded hole (3) are located at the same position, and the maximum longitudinal vertical length of the bayonet (9) is matched with the maximum longitudinal vertical length of the linkage block (8).

4. A specialty arrangement for facilitating increased structural span according to claim 1, wherein: the open end of the sliding groove (7) and the surface of the bayonet (9) are located at the same horizontal position, the inner size of the sliding groove (7) is matched with the size of the clamping block (5), two mutually symmetrical rolling wheels (6) are arranged at the bottom of the clamping block (5), and the clamping block (5), the rolling wheels (6) and the sliding groove (7) are in a rolling connection structure.

5. A specialty arrangement for facilitating increased structural span according to claim 1, wherein: the longitudinal section structure of the extension column (10) is inverted T-shaped, two sides of the transverse end of the extension column (10) are respectively and vertically provided with a barb (11), and one end of the barb (11) is tangent to the inner wall of the second connecting block (13).

6. A specialty arrangement for facilitating increased structural span according to claim 1, wherein: a group of limiting blocks (12) which are parallel to each other are arranged on the inner walls of the two sides of the opening end of one side, far away from the second threaded hole (14), of the second connecting block (13), and the minimum longitudinal vertical length between the two limiting blocks (12) is smaller than the longitudinal vertical length between the inner walls of the second connecting block (13).