CN214404228U - Frame square tube staple bolt - Google Patents

Abstract

The utility model discloses a machine frame square tube hoop, which comprises two hoop clamping ends, wherein one side of each hoop clamping end is provided with a concave through groove for holding and clamping a vertical machine frame square tube; a connecting groove is arranged at the other side of the hoop clamping end, which is vertical to the extending direction of the concave through groove, one end of the connecting groove is closed, and the other end of the connecting groove is opened for connecting and clamping a transverse rack square tube; the notch that concave type led to groove, coupling groove all sets up towards a face and constitutes staple bolt centre gripping end clamping face, and during the assembly frame square tube, two staple bolt centre gripping end assemblies interconnect on the frame square tube, form the rectangle that is used for holding the vertical frame square tube of centre gripping and lead to the groove to and form the rectangle spread groove that is used for connecting the horizontal frame square tube of centre gripping, realize the centre gripping of holding of frame square tube through the bolt-up. The two holding ends of the hoop have the same size, so that the cost of a die for manufacturing the square tube hoop by enterprises is reduced; meanwhile, the structure design is ingenious and reasonable, and the installation is simple.

Description

Frame square tube staple bolt

Technical Field

The utility model relates to a staple bolt technical field especially relates to a frame square tube staple bolt.

Background

In the production and processing technology of the printed circuit board, a plurality of devices need to be placed on a rack for use, when the number of racks needing to be assembled is large, the assembly efficiency is low because the connecting pieces for assembling the racks are complex in structure and many in types and are easy to be confused, meanwhile, certain procedures in the production and processing of the printed circuit board are corrosive, the corrosion-resistant connecting pieces are usually manufactured by adopting dies, and therefore dies of different types are needed to increase the production cost of the connecting pieces.

The inventors have therefore made extensive research and attempts to find a solution to the above-mentioned problems, and the solution to be described below has been made in this context.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that not enough and the defect to prior art and provide a frame square tube staple bolt.

The utility model provides a technical problem can adopt following technical scheme to realize:

the machine frame square tube hoop is characterized by comprising two hoop clamping ends, wherein one side of each hoop clamping end is provided with a concave through groove for tightly clamping and clamping a vertical machine frame square tube; a connecting groove is arranged at the other side of the hoop clamping end, which is vertical to the extending direction of the concave through groove, one end of the connecting groove is closed and is not communicated with the concave through groove, and the other end of the connecting groove is opened for connecting and clamping a transverse rack square tube; the concave through grooves and the notches of the connecting grooves are arranged towards one surface to form a clamping surface of a hoop clamping end, a plurality of bolt connecting holes are formed in the surface, opposite to the clamping surface of the hoop clamping end, and the bolt connecting holes are staggered with the concave through grooves and the connecting grooves; when assembling the frame square tube, two staple bolt clamping ends assemble interconnect on the frame square tube, form the rectangle that is used for embracing the vertical frame square tube of centre gripping and lead to the groove to and form the rectangle spread groove that is used for connecting the horizontal frame square tube of centre gripping, realize embracing the centre gripping of frame square tube through the bolt-up.

Preferably, the two hoop clamping ends have the same specification and size, the overall shape of the two hoop clamping ends is approximately cuboid, and the hole centers of the bolt connecting holes are arranged on the center line of the width direction of the hoop clamping ends and/or are arranged symmetrically with the center line of the width direction of the hoop clamping ends.

Preferably, the number of the bolt connecting holes is three, one of the bolt connecting holes is arranged on one side of the concave through groove, the hole center of the bolt connecting holes is positioned on the central line of the width direction of the hoop clamping end, the other two bolt connecting holes are arranged on the other side of the concave through groove and are positioned on the convex table surface formed between the concave through groove and the connecting groove, and the other two bolt connecting holes are symmetrically arranged on the central line of the width direction of the hoop clamping end.

Preferably, the bolt connecting hole is a counter bore.

Preferably, the bolt connecting hole is provided with a hole cover.

Preferably, a positioning groove and a positioning protrusion matched with the positioning groove in size are arranged on the clamping surface of the hoop clamping end, and the positioning groove and the positioning protrusion are arranged in a manner of central symmetry of the center line of the hoop clamping end in the width direction.

Preferably, the side edge of the hoop clamping end is provided with an arc surface on the side opposite to the clamping surface of the hoop clamping end, and the arc surface is arranged along the length direction of the hoop clamping end.

Preferably, the clamping surface of the clamping end of the hoop is provided with a material reducing hole.

Preferably, the groove bottom surface of the concave through groove and the groove bottom surface of the connecting groove are both provided with reinforcing rib structures which are thick in transverse and vertical intersection.

Preferably, the hoop clamping ends are made of PP materials through injection molding.

Due to the adoption of the technical scheme, the beneficial effects of the utility model reside in that:

the two holding ends of the hoop have the same size, so that the cost of a die for manufacturing the square tube hoop by enterprises is reduced; meanwhile, the rack square tube is ingenious and reasonable in structural design and simple to install, the rack square tube can be assembled quickly, and the service life of the rack square tube in an acid-base environment is prolonged due to the fact that the rack square tube is made of corrosion-resistant materials.

Drawings

In order to more clearly illustrate the embodiments of the present invention 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 of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an embodiment of the present invention.

Fig. 2 is a schematic diagram of an exploded structure of the embodiment of fig. 1 according to the present invention.

Fig. 3 is a schematic structural view of the clamp end of the embodiment of the present invention.

Fig. 4 is a schematic view of a rack structure according to an embodiment of the present invention.

Fig. 5 is a schematic structural view of the present invention in a state of using two square tube hoops in combination.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further explained below.

Referring to fig. 1-5, a square tube hoop for a rack is shown, which includes two hoop clamping ends 100, and one side of each hoop clamping end 100 has a concave through groove 10 for holding a vertical rack square tube 200 a; a connecting groove 20 is arranged at the other side of the hoop clamping end 10 vertical to the extending direction of the concave through groove 10, one end of the connecting groove 20 is closed and is not communicated with the concave through groove 10, and the other end is opened for connecting and clamping a transverse rack square tube 200 b; the notches of the concave through groove 10 and the connecting groove 20 are arranged towards one surface to form a hoop clamping end clamping surface 110, a plurality of bolt connecting holes are arranged on the surface, opposite to the hoop clamping end clamping surface 100, of the hoop clamping end 10, and the bolt connecting holes are staggered with the positions of the concave through groove 10 and the connecting groove 20; when the frame square tube is assembled, the two hoop clamping ends 100 are assembled on the frame square tube to be jointed with each other, a rectangular through groove 100a used for tightly holding the vertical frame square tube 200a is formed, a rectangular connecting groove 100b used for connecting the horizontal frame square tube is formed, and the frame square tube is tightly held through bolt fastening.

The embodiment of the utility model provides an in two staple bolt exposed core 100's specification and dimension unanimity, its shape is whole roughly becomes the cuboid form, and on its bolted connection hole center located staple bolt exposed core 100 width direction's the central line or set up with staple bolt exposed core 100 width direction's central line central symmetry.

For making the square tube staple bolt can fasten fixed frame, the utility model discloses well bolted connection hole's quantity is three, and its one bolt connection hole 30a sets up and leads to one side of groove 10 and the centre of a hole is located the central line of staple bolt exposed core 100 width direction in concave type, and two other bolt connection holes 30b set up and lead to groove 10 in concave type in other one side and be located the concave type and lead to the boss face 120 that forms between groove 10 and the coupling groove 20, and wherein two other bolt connection holes 30b set up with the central line central symmetry of staple bolt exposed core 10 width direction.

In order to make the appearance smooth and beautiful and protect the bolt from being influenced by the corrosive environment, the bolt connecting holes 30a and 30b of the utility model are counter bores and are provided with hole covers after the assembled machine frame.

In order to quickly align the positions and facilitate the joint installation, a positioning groove 50 and a positioning protrusion 60 matched with the positioning groove 50 in size are arranged on the clamping surface 110 of the hoop clamping end, and the positioning groove 50 and the positioning protrusion 60 are arranged symmetrically with respect to the center line of the width direction of the hoop clamping end 10.

Easily hold when considering the assembly, the utility model discloses the side that is located staple bolt exposed core 100 just is located and is equipped with arc surface 130 on the opposite that with staple bolt exposed core clamping face 110, and arc surface 130 sets up along its staple bolt exposed core 10 length direction.

From the perspective of reducing raw materials and production cost, the material reducing holes 80 are formed in the clamping surface 110 of the hoop clamping end, and reinforcing rib structures with thick transverse and vertical intersections are uniformly distributed on the groove bottom surface 90 of the concave through groove 10 and the groove bottom surface of the connecting groove 20.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (10)

1. The machine frame square tube hoop is characterized by comprising two hoop clamping ends, wherein one side of each hoop clamping end is provided with a concave through groove for tightly clamping and clamping a vertical machine frame square tube; a connecting groove is arranged at the other side of the hoop clamping end, which is vertical to the extending direction of the concave through groove, one end of the connecting groove is closed and is not communicated with the concave through groove, and the other end of the connecting groove is opened for connecting and clamping a transverse rack square tube; the concave through grooves and the notches of the connecting grooves are arranged towards one surface to form a clamping surface of a hoop clamping end, a plurality of bolt connecting holes are formed in the surface, opposite to the clamping surface of the hoop clamping end, and the bolt connecting holes are staggered with the concave through grooves and the connecting grooves; when assembling the frame square tube, two staple bolt clamping ends assemble interconnect on the frame square tube, form the rectangle that is used for embracing the vertical frame square tube of centre gripping and lead to the groove to and form the rectangle spread groove that is used for connecting the horizontal frame square tube of centre gripping, realize embracing the centre gripping of frame square tube through the bolt-up.

2. The machine frame square tube hoop of claim 1, wherein the two hoop clamping ends have the same specification and size, the overall shape of the two hoop clamping ends is substantially rectangular, and the hole centers of the bolt connecting holes are arranged on the center line of the width direction of the hoop clamping ends or are symmetrically arranged with the center line of the width direction of the hoop clamping ends.

3. The machine frame square tube hoop of claim 2, wherein the number of the bolt connecting holes is three, one of the bolt connecting holes is arranged on one side of the concave through groove, and the hole center is positioned on the central line of the width direction of the hoop clamping end, the other two bolt connecting holes are arranged on the other side of the concave through groove and are positioned on the convex table surface formed between the concave through groove and the connecting groove, and the other two bolt connecting holes are symmetrically arranged with the central line of the width direction of the hoop clamping end.

4. The machine frame square tube hoop of claim 3, wherein the bolt connecting holes are counter-sunk holes.

5. The machine frame square tube hoop of claim 4, wherein the bolt connecting holes are provided with hole covers.

6. The machine frame square tube hoop of claim 2, wherein a positioning groove and a positioning protrusion with a size matched with the positioning groove are arranged on the clamping surface of the clamping end of the hoop, and the positioning groove and the positioning protrusion are arranged symmetrically with respect to the center line of the width direction of the clamping end of the hoop.

7. The machine frame square tube hoop of claim 2, wherein a circular arc surface is arranged on the side edge of the hoop clamping end and on the surface opposite to the clamping surface of the hoop clamping end, and the circular arc surface is arranged along the length direction of the hoop clamping end.

8. The machine frame square tube hoop of claim 1, wherein material reducing holes are formed in the clamping surface of the clamping end of the hoop.

9. The machine frame square tube hoop of claim 1, wherein the groove bottom surface of the concave through groove and the groove bottom surface of the connecting groove are provided with a transverse and vertical thick reinforcing rib structure.

10. The machine frame square tube hoop of claim 1, wherein the hoop clamping ends are injection molded of PP.

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