CN213684825U

CN213684825U - C-shaped steel connecting and locking device

Info

Publication number: CN213684825U
Application number: CN202022072703.9U
Authority: CN
Inventors: 祝良春; 祝玉涛; 台德梅
Original assignee: Lu'an Nahaichuan Steel Structure Material Co ltd
Current assignee: Lu'an Nahaichuan Steel Structure Material Co ltd
Priority date: 2020-09-21
Filing date: 2020-09-21
Publication date: 2021-07-13
Anticipated expiration: 2030-09-21

Abstract

The utility model relates to the technical field of C-shaped steel production, and discloses a C-shaped steel connecting and locking device, which comprises a fixing bolt, wherein the fixing bolt comprises a head part and a tail part, wherein the tail part is sleeved with a limit plate in a sliding way, the limit plate can extend into the C-shaped steel, and the bottom of the limiting plate is fixed with a plurality of protective pads, the outer side of the head is movably sleeved with a clamping plate which is in an elliptical plate shape, and the two sides of the long shaft of the clamping plate are symmetrically provided with bayonets, the two sides of the long shaft of the clamping plate are provided with through holes penetrating through the bayonets, the bayonets are clamped on the two sides of the C-shaped steel and are detachably connected with the C-shaped steel, the top of limiting plate is fixed with two at least connecting sleeve, the mounting hole that corresponds with connecting sleeve is seted up to the both sides of C shaped steel, installs connecting bolt in every mounting hole, and connecting bolt's bottom is used for stretching into in the C shaped steel and pegs graft with the connecting sleeve that corresponds. The utility model discloses simple structure, easy to assemble dismantles to connection structure is reliable and stable.

Description

C-shaped steel connecting and locking device

Technical Field

The utility model relates to a C shaped steel production technical field especially relates to locking device is connected to C shaped steel.

Background

Photovoltaic panel assemblies are currently a means of generating direct current electricity upon exposure to sunlight, and consist of thin solid photovoltaic cells made almost entirely of semiconductor materials such as silicon. Because there are no moving parts, it can be operated for a long time without causing any loss. Simple photovoltaic cells can provide energy for watches and calculators, and more complex photovoltaic systems can provide lighting for houses and power for the grid. The photovoltaic panel assembly can be made in different shapes and the assembly can be connected to generate more electricity. The use of photovoltaic panels for rooftops and building surfaces, even as part of windows, skylights or shelters, is commonly referred to as building-attached photovoltaic systems

When carrying out photovoltaic support installation, a lot of photovoltaic supports have all adopted C shaped steel to regard as the material preparation, and C shaped steel can bring some inconveniences when carrying out fixed connection, connects other subassemblies and damages C shaped steel structure easily, has consequently designed a locking device is connected to C shaped steel.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a locking device is connected to C shaped steel to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

locking device is connected to C shaped steel, including fixing bolt, fixing bolt includes head, afterbody, wherein, the limiting plate has been cup jointed in the afterbody slides, in the limiting plate can stretch into C shaped steel, and the fixed a plurality of protection pad in bottom of limiting plate.

The cardboard has been cup jointed in the activity of the head outside, and the cardboard is the ellipse plate form, and the major axis bilateral symmetry of cardboard has seted up the bayonet socket, and the major axis both sides of cardboard set up the through-hole that runs through the bayonet socket, the bayonet socket joint in the both sides of C shaped steel and can dismantle with C shaped steel and be connected.

The top of limiting plate is fixed with two at least connecting sleeve, the mounting hole that corresponds with connecting sleeve is seted up to the both sides of C shaped steel, installs connecting bolt in every mounting hole, and connecting bolt's bottom is used for stretching into in the C shaped steel and pegs graft with the connecting sleeve that corresponds.

Furthermore, a spring is fixed in the connecting sleeve, a steel ball is fixed at the top end of the spring, and the bottom end of the connecting bolt extends into the connecting sleeve and is in contact with the steel ball.

Furthermore, a bottom plate is fixed at the bottom end of the connecting bolt, and the bottom surface of the bottom plate is used for being in contact with the steel balls.

Furthermore, the outer wall circumference of afterbody sets up along axially extended spout, sets up the perforation that supplies the afterbody to pass on the limiting plate, fenestrate inner wall sets up the slider with spout sliding fit.

Furthermore, a locking stud is inserted into the through hole of the bayonet, and two ends of the locking stud extend out of the through hole and are spirally provided with a locking nut.

The utility model has the advantages that:

the utility model designs a fixing bolt connected with an external device, the fixing bolt is rotated to a certain position, so that a limiting plate can extend into C-shaped steel, after the fixing bolt extends into the C-shaped steel, a connecting sleeve on the limiting plate is rotated until the connecting sleeve corresponds to a mounting hole on the C-shaped steel, the connecting bolt extends into the corresponding connecting sleeve through the bottom end of the connecting bolt, the inner wall of the connecting sleeve is in spiral connection with the bottom end of the connecting bolt, a protective pad driving the bottom surface of the limiting plate is pressed and contacted on the inner bottom surface of the C-shaped steel, thereby the C-shaped steel can be preliminarily fixed, when the C-shaped steel is further fixed, a clamping plate is rotated, bayonets on two sides of the clamping plate are gradually sleeved on two opposite sides of the C-shaped steel, through holes on two sides of the bayonets correspond to notches which are pre-opened on the C-shaped steel, a locking, conveniently accomplish the locking of C shaped steel fast to C shaped steel and exterior structural connection are fixed.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention during installation;

fig. 2 is a schematic top view of the present invention shown in fig. 1;

fig. 3 is a schematic view of a part of the structure of the fixing bolt of the present invention;

fig. 4 is a schematic structural view of the clamping plate of the present invention.

In the figure: the steel ball type locking device comprises C-shaped steel 1, a limiting plate 2, a head 31, a tail 32, a clamping plate 33, a bayonet 331, a through hole 332, a locking stud 34, a protective pad 4, a connecting sleeve 5, a spring 6, a steel ball 7, a connecting bolt 8 and a bottom plate 81.

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. 1-4, locking device is connected to C shaped steel, including fixing bolt, fixing bolt includes head 31, afterbody 32, wherein, sliding sleeve has limited plate 2 on afterbody 32, limited plate 2 can stretch into in the C shaped steel 1, and a plurality of protection pad 4 is fixed to the bottom of limited plate 2.

Clamping plate 33 is movably sleeved on the outer side of head 31, clamping plate 33 is in an oval plate shape, bayonets 331 are symmetrically formed in two sides of a long shaft of clamping plate 33, through holes 332 penetrating through bayonets 331 are formed in two sides of the long shaft of clamping plate 33, and bayonets 331 are clamped on two sides of C-shaped steel and detachably connected with the C-shaped steel.

The top of limiting plate 2 is fixed with two at least connecting sleeve 5, the mounting hole that corresponds with connecting sleeve 5 is seted up to the both sides of C shaped steel, installs connecting bolt 8 in every mounting hole, and connecting bolt 8's bottom is used for stretching into C shaped steel 1 in and pegs graft with corresponding connecting sleeve 5, and connecting bolt 8's bottom and connecting sleeve 5 inner wall can adopt threaded connection in this scheme.

Further, a spring 6 is fixed in the connecting sleeve 5, a steel ball 7 is fixed at the top end of the spring 6, the bottom end of the connecting bolt 8 extends into the connecting sleeve 5 and is in contact with the steel ball 7, a bottom plate 81 is fixed at the bottom end of the connecting bolt 8, and the bottom surface of the bottom plate 81 is used for being in contact with the steel ball 7; the buffer function can be played after the installation and the locking.

Further, a sliding groove extending along the axial direction is formed in the circumferential direction of the outer wall of the tail portion 32, a through hole for the tail portion 32 to penetrate through is formed in the limiting plate 2, and a sliding block in sliding fit with the sliding groove is arranged on the inner wall of the through hole; the installation of the limiting plate 2 and the tail part 32 is convenient.

Furthermore, a locking stud 34 is inserted into the through hole 332 of the bayonet 331, and two ends of the locking stud 34 extend out of the through hole 332 and are spirally provided with a locking nut; the C-shaped steel is provided with a notch so that the locking stud can pass through the notch, the installation is convenient, and a gap is reserved between the inner wall of the bayonet and the surface of the C-shaped steel so as to be convenient for installation and disassembly.

When the device is used, the fixing bolt is rotated to a certain position, so that the limiting plate 2 can extend into the C-shaped steel 1, the connecting sleeve 5 on the limiting plate 2 is rotated to the position corresponding to the mounting hole on the C-shaped steel 1 after extending into the position, the bottom end of the connecting bolt 8 extends into the corresponding connecting sleeve 5, the inner wall of the connecting sleeve 5 is in spiral connection with the bottom end of the connecting bolt 8, the protection pad 4 on the bottom surface of the limiting plate 2 is driven to be in pressure contact with the inner bottom surface of the C-shaped steel 1, so that the C-shaped steel can be preliminarily fixed, when the C-shaped steel 1 is further fixed, the clamping plate 33 is rotated, the bayonets on two sides of the clamping plate 33 are gradually sleeved on two opposite sides of the C-shaped steel 1, the through holes 332 on two sides of the bayonet 331 correspond to the notches which are arranged in advance on the C-shaped steel 1, the locking stud 34 is arranged, finally, the fixing bolt and the C-shaped steel are completely fixed, and the C-shaped steel is conveniently and quickly locked, so that the C-shaped steel and an external structure are connected and fixed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

Locking device is connected to C shaped steel, its characterized in that: the protective device comprises a fixing bolt, wherein the fixing bolt comprises a head (31) and a tail (32), the tail (32) is sleeved with a limiting plate (2) in a sliding mode, the limiting plate (2) can extend into the C-shaped steel (1), and a plurality of protective pads (4) are fixed at the bottom of the limiting plate (2);

the clamping plate (33) is movably sleeved on the outer side of the head (31), the clamping plate (33) is in an oval plate shape, bayonets (331) are symmetrically formed in two sides of a long shaft of the clamping plate (33), through holes (332) penetrating through the bayonets (331) are formed in two sides of the long shaft of the clamping plate (33), and the bayonets (331) are clamped on two sides of the C-shaped steel and detachably connected with the C-shaped steel;

the top of limiting plate (2) is fixed with two at least connecting sleeve (5), the mounting hole that corresponds with connecting sleeve (5) is seted up to the both sides of C shaped steel, installs connecting bolt (8) in every mounting hole, and the bottom of connecting bolt (8) is used for stretching into in C shaped steel (1) and pegs graft with corresponding connecting sleeve (5).
2. The C-shaped steel connecting and locking device according to claim 1, characterized in that: a spring (6) is fixed in the connecting sleeve (5), a steel ball (7) is fixed at the top end of the spring (6), and the bottom end of the connecting bolt (8) extends into the connecting sleeve (5) and is in contact with the steel ball (7).
3. The C-shaped steel connecting and locking device according to claim 2, characterized in that: the bottom end of the connecting bolt (8) is fixed with a bottom plate (81), and the bottom surface of the bottom plate (81) is used for being in contact with the steel balls (7).
4. The C-shaped steel connecting and locking device according to claim 1, characterized in that: the outer wall circumference of afterbody (32) is seted up along axially extended spout, sets up the perforation that supplies afterbody (32) to pass on limiting plate (2), fenestrate inner wall sets up and spout sliding fit's slider.
5. The C-shaped steel connecting and locking device according to claim 1, characterized in that: and a locking stud (34) is inserted into the through hole (332) of the bayonet (331), and two ends of the locking stud (34) extend out of the through hole (332) and are spirally provided with a locking nut.