CN215368187U

CN215368187U - Novel C type fossil fragments connection structure

Info

Publication number: CN215368187U
Application number: CN202120411849.3U
Authority: CN
Inventors: 丁泽成; 王文广; 周东珊; 王聪聪; 薛猛
Original assignee: Zhejiang Yasha Decoration Co Ltd
Current assignee: Zhejiang Yasha Decoration Co Ltd
Priority date: 2021-02-25
Filing date: 2021-02-25
Publication date: 2021-12-31
Anticipated expiration: 2031-02-25

Abstract

The utility model discloses a novel C-shaped keel connecting structure, and relates to the technical field of architectural decoration and installation. The C-shaped keel connecting device comprises a first connecting piece and a second connecting piece which are arranged on a C-shaped keel, and also comprises an intermediate connecting mechanism which is used for connecting the first connecting piece and the second connecting piece and adjusting the distance between the first connecting piece and the second connecting piece; the first connecting piece and the second connecting piece both comprise a clamping part and a connecting part; the middle connecting mechanism comprises a clamping type connecting plate, a first adjusting device and a second adjusting device; first adjusting device, second adjusting device all include the regulating part that links to each other with joint formula connecting plate, set up first regulation hole on regulating part and connecting portion, connect in the first regulation double-screw bolt of regulating part and connecting portion. The utility model is used for connecting two C-shaped keels so as to improve the splicing integrity and the splicing and mounting quality of the honeycomb veneer.

Description

Novel C type fossil fragments connection structure

Technical Field

The utility model relates to the technical field of architectural decoration installation, in particular to a novel C-shaped keel connecting structure.

Background

The aluminum honeycomb plate is suitable for civil buildings, vehicle and ship decorations and the like. Since the honeycomb material has excellent performances of high wind pressure resistance, shock absorption, sound insulation, heat preservation, flame retardance, high specific strength and the like, the honeycomb material is used in various civil fields in sixty years abroad, and the development is fast, so that the honeycomb technology is applied to various fields of civil industry in recent years in China. The aluminum honeycomb panel curtain wall has the advantages of light weight, high strength, high rigidity and the like, and is widely applied to the decoration of the outer wall of a high-rise building, the mutually connected aluminum honeycomb cores are like a plurality of I-shaped steel, and the core layers are distributed and fixed in the whole panel surface, so that the panel is more stable, the wind pressure resistance performance of the aluminum honeycomb panel curtain wall is greatly superior to that of an aluminum plastic plate and an aluminum single plate, and the aluminum honeycomb panel curtain wall has the characteristics of difficult deformation and good flatness; even if the cellular size of the cellular board is very large, the cellular board can achieve extremely high flatness, and is the preferred light material in the building industry.

When the aluminum honeycomb panels are spliced with each other, most aluminum honeycomb panels are connected with each other in an open wire installation mode. In actual installation, aluminium honeycomb panel's limit portion need lack the groove so that two aluminium honeycomb panels of concatenation connection, but aluminium honeycomb panel limit portion appears lacking the groove and can lead to honeycomb panel limit portion intensity to hang down excessively, warp easily when the installation. In addition, even with aluminium honeycomb panel concatenation completion back each other, aluminium honeycomb panel self dead weight only has inter-plate concatenation connection structure and is undertaken at aluminium honeycomb panel and wall contact position, just leads to aluminium honeycomb panel quality problems such as deformation to appear on limit portion easily.

Patent No. CN201720145288.0 discloses a name is a connecting device's for honeycomb panel installation utility model, left side honeycomb panel is provided with joint strip with the junction of right honeycomb panel, the upper and lower both ends on left side honeycomb panel's right side all are provided with aluminium alloy plate, be provided with between the aluminium alloy plate and hold the cavity, the left side of right honeycomb panel is connected with the extension rod, be provided with the spring between extension rod and the aluminium alloy plate, the end-to-end connection of extension rod has semi-circular connector link, be provided with on aluminium alloy plate's the inner wall and block the knot, be connected with the screw between the aluminium alloy plate at upper and lower both ends. Overall structure is simple, reasonable in design, and low in manufacturing cost when needs concatenation honeycomb panel, only needs to block the semicircular connector link card of right honeycomb panel into aluminium alloy plate in, and it can be fixed to connect through the screw again.

The utility model discloses an adopt the joint structure to guarantee that two honeycomb panels can splice the connection mutually, nevertheless not solve the honeycomb panel edge intensity weak point and lead to the board concatenation to warp easily, the later stage uses medium plate weight to lead to the quality problems that weak limit portion warp. And the utility model discloses a joint structure that adopts has the space of transversely sliding, can lead to the distance between two honeycomb panels to change, also can reduce decorative board concatenation quality.

SUMMERY OF THE UTILITY MODEL

The utility model provides a novel C-shaped keel connecting structure which is used for splicing and connecting veneer boards, can weaken the stress of the edge part of the veneer board while controlling the splicing seam between the veneer boards to be unchanged, ensures long-term use and improves the installation quality, and is used for solving the technical problems.

The technical scheme for solving the problems is as follows: the novel C-shaped keel connecting structure comprises a first connecting piece arranged on one C-shaped keel, a second connecting piece arranged on the other C-shaped keel and an intermediate connecting mechanism used for connecting the first connecting piece and the second connecting piece and adjusting the distance between the first connecting piece and the second connecting piece; the first connecting piece and the second connecting piece both comprise clamping parts which are clamped and installed on the C-shaped keels and connecting parts which are connected with the middle connecting mechanism; the middle connecting mechanism comprises a clamping type connecting plate, a first adjusting device for connecting the clamping type connecting plate and a first connecting piece, and a second adjusting device for connecting the clamping type connecting plate and a second connecting piece; first adjusting device, second adjusting device all include the regulating part that links to each other with joint formula connecting plate joint, set up first regulation hole, threaded connection in the first regulation double-screw bolt of regulating part and connecting portion on regulating part and connecting portion.

Furthermore, joint formula connecting plate includes a plurality of joint cell boards, set up the joint body on one of them lateral wall in a set of relative lateral wall of joint cell board, another lateral wall then corresponds and sets up the joint recess, and the middle part of regulating part also corresponds and is provided with the joint body or the joint recess. A plurality of joint cell boards link to each other with the help of joint structure joint each other to constitute joint formula connecting plate, the regulating part also joint is at the both ends of joint formula connecting plate, and can splice in order to possess corresponding width according to actual dimension demand, possess high adaptability, the flexibility is strong.

Furthermore, the clamping part comprises a first hinged plate and a second hinged plate which are hinged to each other, a clamping block piece is arranged at one end of the first hinged plate, a second adjusting hole is formed in the other end of the first hinged plate, a clamping block piece is also arranged at one end of the second hinged plate, a second adjusting hole is formed in the other end of the second hinged plate, the clamping part further comprises a second adjusting stud which is inserted into the two second adjusting holes simultaneously, and the clamping part further comprises a second adjusting nut which is in threaded connection with the end part of the second adjusting stud. The first connecting piece or the second connecting piece is fixedly connected with the C-shaped keel through the clamping part, and the adjusting nut arranged at the end part of the second adjusting stud can rotate to force one ends of the first hinged plate and the second hinged plate, which are provided with the second adjusting hole, to rotate and draw close, so that the clamping block pieces indirectly draw close to each other to be clamped on the C-shaped keel to be fixed on the C-shaped keel.

Furthermore, connecting portion include the connection plate and perpendicular and connection plate of the one end that is provided with the splint spare of integral connection in first articulated slab and be fixed in the regulation plate of connecting plate edge, still include the first regulation hole of seting up on the regulation plate. The connecting part and the clamping part are integrally formed, and the connecting plate of the connecting part and the first hinge plate are integrally designed to ensure the integrity of the first connecting piece or the second connecting piece. The adjusting plate is in threaded connection with the first adjusting device or the second adjusting device, so that the first adjusting device or the second adjusting device can conveniently achieve fine adjustment on the width size of the keel connecting structure, and uniform stress of the keel connecting structure is guaranteed.

Furthermore, the joint body sets up to "T" style of calligraphy joint structure, and it is corresponding the joint recess also sets up to "T" style of calligraphy groove structure. "T" type joint structure and "T" type joint recess cooperate the joint mutually to avoid two joint cell boards to take place relative rotation, influence the wholeness of joint formula connecting plate.

Furthermore, the clamping device also comprises a clamping groove arrangement position arranged on the clamping unit plate, a clamping groove arrangement position arranged on the regulating part, a locking through groove arranged on the clamping body, and a locking insertion plate inserted in the locking through grooves of every two mutually clamped clamping unit plates. After the clamping unit plates are mutually clamped and connected, the locking insertion plate is inserted into the locking through groove to prevent relative sliding between the clamping unit plates and improve the integrity of the clamping type connecting plate.

Furthermore, the clamping block piece further comprises a flexible attachment arranged on the clamping attachment surface of the clamping block piece, and a plurality of wear-resistant bulges are uniformly arranged on the flexible attachment. When the clamp splice spare contacts on the C type fossil fragments to flexible subsides annex is as the intermediate level, avoids rigid contact between clamp splice spare and the C type fossil fragments, also guarantees simultaneously to contact completely between clamp splice spare and the C type fossil fragments, has wear-resisting arch to increase frictional force simultaneously, prevents that clamping part from sliding on the C type fossil fragments.

Furthermore, the middle part of the first hinged plate is provided with a hinged flange part, the middle part of the second hinged plate is provided with a plurality of hinged support plates, the hinge joint hinge pin hole on the hinged flange part, the hinged support plates, and the hinge joint pin inserted in the hinge joint pin hole to connect the first hinged plate and the second hinged plate. The first and second hinge plates are hinged to each other at the middle portion to facilitate a technician adjusting the second adjustment stud at one end of the first hinge plate to control the clamping of the first and second hinge plates to the C-shaped keel.

Further, the diameter of the second adjusting hole is larger than that of the second adjusting stud, and the second adjusting bolt further comprises a second adjusting nut which is in threaded connection with the second adjusting stud and the diameter of which is larger than that of the second adjusting hole. When the first hinge plate and the second hinge plate rotate around the hinge positions of the first hinge plate and the second hinge plate, the moving paths of the ends of the first hinge plate and the second hinge plate are circular arcs, the conventional second adjusting stud is a linear stud, and the rotation of the first hinge plate and the second hinge plate can interfere with the second adjusting stud, so that the diameter of the second adjusting hole and the diameter of the second adjusting nut are improved, and the first hinge plate and the second hinge plate can be controlled and adjusted through the second adjusting nut and the second adjusting nut.

The utility model has the beneficial effects that: according to the novel C-shaped keel connecting structure, the first connecting piece and the second connecting piece are respectively connected and fixed on the two C-shaped keels, the clamping type connecting plate which approximately meets the width of the space between the two C-shaped keels is simultaneously connected with the first connecting piece and the second connecting piece, the width of the keel connecting structure is further accurately regulated and controlled through the first adjusting device and the second adjusting device, the integrity of the C-shaped keels, the honeycomb veneer and the keel connecting structure when the keel connecting structure is connected together is improved to the maximum extent, and therefore the situation that a splicing gap does not exist between the two mutually spliced honeycomb veneer is controlled and maintained. And when whole honeycomb decorative board was used in the site decoration, the wholeness after promoting the honeycomb decorative board concatenation with fossil fragments connection structure is in order to share the stress burden of the mosaic structure of honeycomb decorative board limit portion with the help of fossil fragments connection structure, C type fossil fragments, in order to promote honeycomb board concatenation stability and quality.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate embodiments of the utility model and together with the description, serve to explain the principles of the utility model. In the drawings, like reference numerals are used to indicate like elements. The drawings in the following description are directed to some, but not all embodiments of the utility model. For a person skilled in the art, other figures can be derived from these figures without inventive effort.

Fig. 1 is a schematic front view of an overall installation structure of a novel C-shaped keel connection structure according to an embodiment of the utility model;

fig. 2 is a schematic structural view of a first connecting member or a second connecting member of a novel C-shaped keel connecting structure according to an embodiment of the utility model;

fig. 3 is a schematic structural view of a first adjusting device or a second adjusting device of a novel C-shaped keel connecting structure according to an embodiment of the utility model;

fig. 4 is a schematic structural view of a clamping type connecting plate of the novel C-shaped keel connecting structure according to the embodiment of the utility model.

1-a first connecting piece, 2-a second connecting piece, 3-an intermediate connecting mechanism, 4-a clamping part, 5-a connecting part, 6-a clamping type connecting plate, 7-a first adjusting device, 8-a second adjusting device, 9-an adjusting part, 10-a first adjusting hole, 11-a first adjusting stud, 12-a clamping unit plate, 13-a clamping body, 14-a clamping groove, 15-a first hinged plate, 16-a second hinged plate, 17-a clamping block piece, 18-a second adjusting hole, 19-a second adjusting stud, 20-a second adjusting nut, 21-a connecting plate, 22-an adjusting plate, 23-a locking through groove, 24-a locking inserting plate, 25-a flexible attaching part, 26-a wear-resistant bulge, 27-a hinged flange part, 28-hinge pin hole, 29-hinge support plate, 30-hinge bolt and 31-first adjusting nut.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention. It should be noted that the embodiments and features of the embodiments in the present application may be arbitrarily combined with each other without conflict.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Referring to fig. 1 to 4, a novel C-shaped keel connection structure according to an embodiment of the utility model is substantially that when two aluminum honeycomb veneers are spliced together, after the two aluminum honeycomb veneers are spliced together, the C-shaped keel is fixedly installed at a position close to an edge of the aluminum honeycomb panel, and then a plurality of keel connection structures of the device are arranged between the two C-shaped keels, so that the keel connection structure is matched with the C-shaped keel to control the two aluminum honeycomb panels to be spliced closely, and the splicing gap does not change. Meanwhile, the integrity of the spliced honeycomb veneer is improved by means of the keel connecting structure, the stress of the splicing connecting structure between the plates is shared, and the installation quality and the service life of the honeycomb veneer are guaranteed.

In this embodiment, the device includes a first connecting member 1 mounted on the C-shaped keel of one of the first connecting member and a second connecting member 2 mounted on the C-shaped keel of the second connecting member, and further includes an intermediate connecting mechanism 3 for connecting the first connecting member 1 and the second connecting member 2 and adjusting the distance between the first connecting member 1 and the second connecting member 2. The structure of the first connecting piece 1 is basically the same as that of the second connecting piece 2, and the first connecting piece 1 and the second connecting piece 2 both comprise a clamping part 4 which is tightly clamped and arranged on the C-shaped keel and a connecting part 5 which is connected with the middle connecting mechanism 3; two C type fossil fragments installation dorsad, 4 chucking of clamping part are on the side of C type fossil fragments, and connecting portion 5 then extends away to the back of C type fossil fragments from the side of C type fossil fragments, finally extends to between two C type fossil fragments.

And then the first connecting piece 1 and the second connecting piece 2 are simultaneously connected by the clamping type connecting plate 6, a first adjusting device 7 is arranged between the first connecting piece 1 and the clamping type connecting plate 6, and a second adjusting device 8 is arranged between the second connecting piece 2 and the clamping type connecting plate 6. The width of the clamping type connecting plate 6 is close to the distance between the two C-shaped keels, and the first adjusting device 7 and the second adjusting device 8 are adjusted to accurately adjust the width of the whole middle connecting mechanism 3.

As one preferred item of this embodiment, the clamping type connecting plate 6 includes a plurality of clamping unit plates 12, the clamping unit plates 12 are set to be a cuboid three-dimensional structure, one side of the clamping unit plates 12 is provided with a clamping body 13 of a "T" type structure, the other side of the side surface opposite to the clamping body 13 is provided with a clamping groove 14 of a "T" type, the plurality of clamping unit plates 12 are clamped with each other to form the clamping type connecting plate 6, and the width of the clamping type connecting plate 6 is determined by the number of the clamping unit plates 12.

In addition, after the plurality of clamping unit plates 12 are mutually clamped to form the clamping type connecting plate 6, the two sides of the clamping type connecting plate 6, which are provided with the clamping bodies 13 and the clamping grooves 14, are also respectively connected with the adjusting pieces 9 in a clamping mode, so that the clamping type connecting plate 6 is connected with the first connecting piece 1 by means of the first adjusting device 7 and is connected with the second connecting piece 2 by means of the second adjusting device 8.

When the clamping unit plates 12 are clamped with each other and the regulating part 9 is clamped with each other, the locking through groove 23 penetrating the whole clamping structure is formed at the mutual clamping position of the clamping groove 14 and the clamping body 13, and after the clamping unit plates 12 and the regulating part 9 are separated from each other, the locking through groove 23 is reserved at the clamping groove 14 and the clamping body 13 on the clamping unit plates 12 and the regulating part 9; and the locking insertion plate 24 is inserted into the locking through groove 23, so that the paper clamping unit plates 12 and the adjusting piece 9 slide relatively.

As a second preferred item of this embodiment, the first adjusting device 7 and the second adjusting device 8 have the same structure, and each of the first adjusting device 7 and the second adjusting device 8 includes an adjusting member 9 connected to the snap-in connecting plate 6 in a snap-in manner, a first adjusting hole 10 formed in the adjusting member 9 and the connecting portion 5, a first adjusting stud 11 screwed to the adjusting member 9 and the connecting portion 5, and a first adjusting nut 31 screwed to the first adjusting stud 11. In this embodiment, the adjusting part 9 is a "T" shaped plate, and when the adjusting part 9 is connected to the clamping-type connecting plate 6 in a clamping manner, a plate body parallel to the connecting plate 21 of the connecting part 5 is present on the adjusting part 9. Through setting up first regulation hole 10 in adjusting part 9 and the corresponding position of connecting plate 21, again with first regulation double-screw bolt 11 simultaneously threaded connection in adjusting part 9 and connecting plate 21, with first adjusting nut 31 rotatory in the both ends of first regulation double-screw bolt 11, rotate the first adjusting nut 31 at both ends simultaneously, make first adjusting nut 31 promote adjusting part 9, connecting plate 21 draw close to each other, realize the meticulous regulation and control of intermediate junction mechanism 3 on the width.

As a third preferred aspect of the present embodiment, the first connecting member 1 and the second connecting member 2 are identical in structure and each include a clamping portion 4 and a connecting portion 5, wherein the clamping portion 4 is provided as a first hinge plate 15 and a second hinge plate 16 hinged to each other at a middle position, one end of the first hinge plate 15 and one end of the second hinge plate 16 in the same direction are provided with a clamping block member 17, and the other end of the first hinge plate 15 and the other end of the second hinge plate in the same direction are provided with a second adjusting hole 18. A second adjusting bolt 19 is simultaneously inserted into the second adjusting holes 18 of the first hinge plate 15 and the second hinge plate 16, two second adjusting nuts 20 are respectively screwed at two ends of the second adjusting bolt 19, and the second adjusting nuts 20 are screwed to press the first hinge plate 15 and the second hinge plate 16 to rotate around the hinged joint. The ends of the first hinge plate 15 and the second hinge plate 16 at which the clamping block members 17 are provided are brought together and clamped at the side edges of the C-shaped keel by means of the clamping block members 17.

The diameter of the second adjustment hole 18 is larger than the diameter of the second adjustment stud 19, and the diameter of the second adjustment nut 20 is larger than the diameter of the second adjustment hole 18.

In addition, the connecting portion 5 comprises a connecting plate 21 and an adjusting plate 22, the adjusting plate 22 is perpendicular to the connecting plate 21, the connecting plate 21 and the first hinge plate 15 are integrally formed, the middle portion of the adjusting plate 22 is welded and fixed to the end portion of the connecting plate 21, and the adjusting plate 22 is provided with a first adjusting hole 10 so that the first adjusting stud 11 can be inserted into the first adjusting hole.

A hinge flange part 27 is integrally arranged at the middle position of the first hinge plate 15, a hinge support plate 29 is arranged at the edge position of the second hinge plate 16, hinge pin holes 28 are formed in the hinge flange part 27 and the hinge support plate 29, when the first hinge plate 15 and the second hinge plate 16 are hinged with each other, the hinge support plate 29 is attached to the hinge flange part 27 at the end part of the hinge flange part 27, the hinge pin holes 28 are completely overlapped, and then a hinge pin 30 is inserted into the hinge pin holes 28 to manufacture the hinge structure.

A layer of flexible attachment 25 is attached to the surface of the clamping block piece 17, the flexible attachment 25 is supported by wear-resistant plastic, and a plurality of wear-resistant protrusions 26 are further arranged on the surface of the flexible attachment 25 to increase the friction force between the flexible attachment 25 and the C-shaped keel.

Where not mentioned above, all are applicable to the prior art.

Finally, it should be noted that: the above examples are only for illustrating the technical solutions of the present invention, and are not limited thereto. Although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a novel C type fossil fragments connection structure which characterized in that: the device comprises a first connecting piece (1) arranged on the C-shaped keel of one of the C-shaped keels, a second connecting piece (2) arranged on the C-shaped keel of the other C-shaped keel, and an intermediate connecting mechanism (3) used for connecting the first connecting piece (1) with the second connecting piece (2) and adjusting the distance between the first connecting piece (1) and the second connecting piece (2); the first connecting piece (1) and the second connecting piece (2) both comprise a clamping part (4) which is clamped and installed on the C-shaped keel and a connecting part (5) which is connected with the middle connecting mechanism (3); the middle connecting mechanism (3) comprises a clamping type connecting plate (6), a first adjusting device (7) for connecting the clamping type connecting plate (6) and the first connecting piece (1), and a second adjusting device (8) for connecting the clamping type connecting plate (6) and the second connecting piece (2); first adjusting device (7), second adjusting device (8) all include regulating part (9) that link to each other with joint formula connecting plate (6) joint, set up first regulation hole (10) on regulating part (9) and connecting portion (5), threaded connection in first regulation double-screw bolt (11) of regulating part (9) and connecting portion (5), still include first adjusting nut (31) of threaded connection on first regulation double-screw bolt (11).

2. A novel C-shaped keel connecting structure as recited in claim 1, wherein: joint formula connecting plate (6) include a plurality of joint cell boards (12), set up joint body (13) on one of them lateral wall in a set of relative lateral wall of joint cell board (12), another lateral wall then corresponds and sets up joint recess (14), and the middle part of regulating part (9) also corresponds and is provided with joint body (13) or joint recess (14).

3. A novel C-shaped keel connecting structure as recited in claim 1, wherein: the clamping part (4) comprises a first hinged plate (15) and a second hinged plate (16) which are hinged to each other, a clamping block piece (17) is arranged at one end of the first hinged plate (15), a second adjusting hole (18) is formed in the other end of the first hinged plate, the clamping block piece (17) is also arranged at one end of the second hinged plate (16), the second adjusting hole (18) is formed in the other end of the second hinged plate, the clamping part further comprises a second adjusting stud (19) which is inserted into the two second adjusting holes (18) at the same time, and the clamping part further comprises a second adjusting nut (20) which is in threaded connection with the end part of the second adjusting stud (19).

4. A novel C-shaped keel connecting structure as recited in claim 3, wherein: the connecting portion (5) comprises a connecting plate piece (21) and an adjusting plate piece (22), wherein the connecting plate piece (21) is connected with one end, provided with a clamping block piece (17), of the first hinge plate (15) in an integrated mode, the adjusting plate piece (22) is perpendicular to the connecting plate piece (21) and fixed to the edge of the connecting plate piece (21), and the first adjusting hole (10) is formed in the adjusting plate piece (22).

5. A novel C-shaped keel connecting structure as recited in claim 2, wherein: the clamping body (13) is arranged to be T-shaped, and the clamping groove (14) correspondingly is also arranged to be T-shaped.

6. A novel C-shaped keel connecting structure as recited in claim 5, wherein: the clamping device is characterized by further comprising a clamping groove (14) arranged on the clamping unit plate (12), a locking through groove (23) arranged on the adjusting piece (9) and a locking insertion plate (24) inserted into the locking through groove (23) of each two clamping unit plates (12) which are mutually clamped.

7. A novel C-shaped keel connecting structure as recited in claim 4, wherein: the clamping block piece is characterized by further comprising a flexible attachment (25) arranged on the clamping attachment surface of the clamping block piece (17), and a plurality of wear-resistant protrusions (26) are further uniformly arranged on the flexible attachment (25).

8. A novel C-shaped keel connecting structure as recited in claim 3, wherein: the hinge joint structure of the hinge joint comprises a first hinge plate (15), a hinge joint flange portion (27) arranged in the middle of the first hinge plate (15), a plurality of hinge joint support plates (29) arranged in the middle of the second hinge plate (16), hinge joint pin holes (28) formed in the hinge joint flange portion (27) and the hinge joint support plates (29), and a hinge joint pin (30) inserted into the hinge joint pin holes (28) to connect the first hinge plate (15) and the second hinge plate (16).

9. A novel C-shaped keel connecting structure as recited in claim 3, wherein: the diameter of the second adjusting hole (18) is larger than that of the second adjusting stud (19), and the diameter of the second adjusting nut (20) is larger than that of the second adjusting hole (18).