CN214084436U

CN214084436U - Tube beam type frame connecting device

Info

Publication number: CN214084436U
Application number: CN202120013114.5U
Authority: CN
Inventors: 马竹樵; 蔡隆玉; 方志豪; 罗秋华; 王兆琪; 吴明珂; 杨敏; 武许彤
Original assignee: Nanjing University of Information Science and Technology
Current assignee: Nanjing University of Information Science and Technology
Priority date: 2021-01-05
Filing date: 2021-01-05
Publication date: 2021-08-31
Anticipated expiration: 2031-01-05

Abstract

The utility model discloses a pipe beam formula frame connection device relates to vehicle frame connection piece technical field, including first fixed block, screw hole, connecting bolt, spread groove and connecting rod, the one end fixedly connected with second fixed block of connecting rod, the upper surface swing joint of second fixed block has the movable block, the blind hole groove has been seted up to the one end of movable block, the opening has been seted up to one side of movable block. The utility model discloses rational in infrastructure, in daily use, the staff can be with three carbon fiber tube respectively from first fixed block 1, second fixed block 6 and movable block 7 connect the novel connecting block of constituteing together, with this kind of intensity of carbon fiber tube big, the structure that the material that the quality is little is successfully applied to the frame passes through the split processing, the method of equipment once more, become feasible scheme in the technology into feasible scheme, at first beaten a through-hole on the second fixed block, two blind holes, made a brand-new tubular beam formula frame connecting block.

Description

Tube beam type frame connecting device

Technical Field

The utility model relates to a frame connecting block technical field, in particular to pipe beam formula frame connection device.

Background

At present, in the design of a frame of an energy-saving vehicle, a carbon fiber tube is an ideal material with high strength and small weight compared with other sectional materials, the stability of the structure can be greatly improved, and a certain weight is reduced, but in the field of connecting blocks of the frame, no connecting block which can connect three or even four carbon tubes together exists.

Because the connection of the single tubular section bars is directly fixedly connected by welding or a simple round hole square connecting block is milled for connection, if more than three holes are milled on the connecting block, mutually vertical and non-intersecting counter bores are milled, the difficulty in hole milling is high, the precision cannot be ensured, and some of the holes cannot be milled even in the process.

Moreover, in some special joints, the connecting blocks of the structure which is difficult to machine are really needed, and the welding also needs enough space and certain technical foundation to be carried out, so that a new way for constructing the tubular beam type connecting block is needed, the structure which is wanted by people can be achieved, and the machining process is simple and uncomplicated.

SUMMERY OF THE UTILITY MODEL

An object of this application provides a tubular beam formula frame connecting device, realizes the effectual reduction processing degree of difficulty when producing the installation to the frame, guarantees the machining precision, still considers the assembly problem of connecting block after satisfying processing technology.

In order to achieve the above purpose, the present application provides the following technical solutions: the utility model provides a tubular beam formula frame connection device, includes first fixed block, threaded hole has been seted up to one side of first fixed block, the inside swing joint of screw hole has connecting bolt, the spread groove has been seted up to the upper surface of first fixed block, there is the connecting rod inside of spread groove through connecting bolt swing joint, the one end fixedly connected with second fixed block of connecting rod, the upper surface swing joint of second fixed block has the movable block, the blind hole groove has been seted up to the one end of movable block, the opening has been seted up to one side of movable block.

By means of the structure, in the daily use process, a worker can connect three carbon fiber tubes from the first fixed block, the second fixed block and the movable block to form a novel connecting block, the carbon fiber tubes which are high in strength and small in mass are successfully applied to the structure of the frame and are assembled again through a splitting processing method, the technologically infeasible scheme is changed into a feasible scheme, firstly, a through hole and two blind holes are drilled on the second fixed block, a brand-new tube beam type frame connecting block is made, on the frame structure performed by the worker, a through hole needs to be milled on the connecting block, two blind holes are additionally arranged, the connecting block cannot be processed at all on the processing technology, and then the processing difficulty can be reduced by the aid of the splitting processing method of the connecting block into the first fixed block, the second fixed block and the movable block, the machining precision is guaranteed, the assembling problem of the connecting block is considered after the machining process is met, and the structure and the splitting machining idea of the connecting block can be developed to more purposes.

Preferably, first counter sink and second counter sink have been seted up in proper order from a left side to the right side to the upper surface of second fixed block, third counter sink and fourth counter sink have been seted up to one side from last to lower in the bottom of movable block.

Preferably, the first counter sink and the third counter sink are matched with each other, and the second counter sink and the fourth counter sink are matched with each other.

Preferably, a first semicircular through groove is formed in one side of the first fixing block, and a first semicircular blind groove is formed in one end of the first fixing block.

Preferably, a second semicircular through groove is formed in one side of the second fixing block, and a second semicircular blind groove is formed in one end of the second fixing block.

Preferably, the bottom of the movable block is provided with a counter sink, and the upper surface of the second fixed block is provided with a counter sink.

To sum up, the utility model discloses a technological effect and advantage:

1. the utility model has reasonable structure, in the daily use process, the staff can connect three carbon fiber tubes from the first fixed block, the second fixed block and the movable block respectively to form a novel connecting block, the carbon fiber tubes which have high strength and small mass are successfully applied to the structure of the frame and are processed by splitting and then assembled again, the technologically infeasible scheme is changed into a feasible scheme, firstly, a through hole and two blind holes are drilled on the second fixed block, a brand-new tube beam type frame connecting block is made, on the frame structure which we carry out, a through hole needs to be milled on the connecting block, two blind holes are added, the connecting block can not be processed at all on the processing technology, then, the mode of splitting the connecting block into the first fixed block, the second fixed block and the movable block is considered, the block is processed by splitting, thus the processing difficulty can be reduced, the machining precision is guaranteed, the assembling problem of the connecting block is considered after the machining process is met, and the structure and the splitting machining idea of the connecting block can be developed to more purposes.

2. The utility model discloses a first fixed block in the connecting block, second fixed block and movable block have and can dismantle the characteristic, can directly carry out the split at position, accomplish the express delivery and decompose, also can be quick splice into a stable frame fixed block simultaneously, use, can independently dismantle and bolt fastening assembly's function, daily user demand has been improved greatly, can be through changing the position in blind hole groove in order to acquire different assembly finished products when daily use simultaneously, thereby can satisfy the different demands to the installation of frame.

Drawings

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

FIG. 2 is a schematic view of the three-dimensional structure of the present invention;

fig. 3 is a schematic view of a three-dimensional connection structure of the first fixing block and the second fixing block of the present invention;

fig. 4 is a schematic perspective view of the movable block.

In the figure: 1. a first fixed block; 2. a threaded hole; 3. a connecting bolt; 4. connecting grooves; 5. a connecting rod; 6. a second fixed block; 7. a movable block; 8. a blind hole groove; 9. an opening; 10. a first counterbore; 11. a second counterbore; 12. a third counterbore; 13. a fourth counterbore; 14. a first semicircular through groove; 15. a first semicircular blind groove; 16. a second semicircular through groove; 17. a second semicircular blind groove; 18. sinking a groove; 19. a counterbore.

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.

Example (b): referring to fig. 1-4, a tube beam type frame connecting device includes a first fixing block 1, a threaded hole 2 is formed in one side of the first fixing block 1, a connecting bolt 3 is movably connected inside the threaded hole 2, wherein the threaded hole 2 is closely attached to the connecting bolt 3, so as to facilitate quick connection operation.

Connecting groove 4 has been seted up to the upper surface of first fixed block 1, and connecting bolt 3 swing joint has connecting rod 5 in the inside of connecting groove 4, and the one end fixedly connected with second fixed block 6 of connecting rod 5, wherein first fixed block 1 and second fixed block 6 can be connected the use under connecting bolt 3 and connecting rod 5's effect.

The upper surface swing joint of second fixed block 6 has movable block 7, and blind hole groove 8 has been seted up to the one end of movable block 7, and opening 9 has been seted up to one side of movable block 7, and wherein second fixed block 6 can be swing joint formula structure with movable block 7, is convenient for install fast or dismantle the use.

By means of the structure, in the daily use process, a worker can connect three carbon fiber tubes from the first fixed block 1, the second fixed block 6 and the movable block 7 to form a novel connecting block, the carbon fiber tubes which are high in strength and small in mass are successfully applied to the structure of the frame and are assembled again through a splitting processing method, the technologically infeasible scheme is changed into a feasible scheme, firstly, a through hole and two blind holes are drilled on the second fixed block 6, a brand-new tube beam type frame connecting block is made, on the frame structure, a through hole needs to be milled on the connecting block, two blind holes are additionally arranged, the connecting block cannot be processed on the processing technology at all, and therefore, the connecting block is processed in a splitting mode of splitting the connecting block into the first fixed block 1, the second fixed block 6 and the movable block 7, just so can reduce the processing degree of difficulty, guarantee the machining precision, still need consider the assembly problem of connecting block after satisfying processing technology, the structure of this kind of connecting block and the thought of split processing can be developed to more usage.

As an implementation manner in this embodiment, a first counter sink 10 and a second counter sink 11 are sequentially disposed on the upper surface of the second fixed block 6 from left to right, and a third counter sink 12 and a fourth counter sink 13 are disposed on one side of the bottom of the movable block 7 from top to bottom.

As an implementation manner in this embodiment, the first counter-bore 10 and the third counter-bore 12 are adapted to each other, and the second counter-bore 11 and the fourth counter-bore 13 are adapted to each other.

As an implementation manner in this embodiment, a first semicircular through groove 14 is formed at one side of the first fixing block 1, and a first semicircular blind groove 15 is formed at one end of the first fixing block 1.

As an implementation manner in this embodiment, one side of the second fixing block 6 is provided with a second semicircular through groove 16, and one end of the second fixing block 6 is provided with a second semicircular blind groove 17.

As an implementation manner in this embodiment, a sunk groove 18 is provided at the bottom of the movable block 7, and a sunk hole 19 is provided on the upper surface of the second fixed block 6.

This practical theory of operation:

in the daily use process, a worker can connect three carbon fiber tubes from a first fixed block 1, a second fixed block 6 and a movable block 7 respectively to form a novel connecting block, the carbon fiber tubes which are high in strength and small in mass are successfully applied to the structure of a frame, and the novel connecting block is disassembled and assembled again, the technologically infeasible scheme is changed into a feasible scheme, firstly, a through hole and two blind holes are drilled on the second fixed block 6 to form a brand-new tube beam type frame connecting block, on the frame structure performed by the worker, a through hole needs to be milled on the connecting block, and two blind holes are additionally arranged, the connecting block cannot be processed at all on the processing technology, so the processing difficulty can be reduced by the worker considering the mode of disassembling the connecting block into the first fixed block 1, the second fixed block 6 and the movable block 7, the machining precision is guaranteed, the assembling problem of the connecting block is considered after the machining process is met, and the structure and the splitting machining idea of the connecting block can be developed to more purposes.

Finally, it should be noted that: 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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a tubular beam formula frame connecting device, includes first fixed block (1), its characterized in that: threaded hole (2) have been seted up to one side of first fixed block (1), the inside swing joint of screw hole (2) has connecting bolt (3), spread groove (4) have been seted up to the upper surface of first fixed block (1), there is connecting rod (5) inside through connecting bolt (3) swing joint of spread groove (4), the one end fixedly connected with second fixed block (6) of connecting rod (5), the upper surface swing joint of second fixed block (6) has movable block (7), blind hole groove (8) have been seted up to the one end of movable block (7), opening (9) have been seted up to one side of movable block (7).

2. The tube-beam frame connecting device according to claim 1, wherein: first counter sink (10) and second counter sink (11) have been seted up in proper order from a left side to the right side to the upper surface of second fixed block (6), third counter sink (12) and fourth counter sink (13) have been seted up to one side down from last to the bottom of movable block (7).

3. A tube beam frame attachment according to claim 2, wherein: the first counter sink (10) and the third counter sink (12) are matched with each other, and the second counter sink (11) and the fourth counter sink (13) are matched with each other.

4. A tube beam frame attachment according to claim 2, wherein: a first semicircular through groove (14) is formed in one side of the first fixing block (1), and a first semicircular blind groove (15) is formed in one end of the first fixing block (1).

5. The tube-beam frame connecting device according to claim 1, wherein: a second semicircular through groove (16) is formed in one side of the second fixing block (6), and a second semicircular blind groove (17) is formed in one end of the second fixing block (6).

6. The tube-beam frame connecting device according to claim 1, wherein: the bottom of the movable block (7) is provided with a sink groove (18), and the upper surface of the second fixed block (6) is provided with a sink hole (19).