CN216892842U

CN216892842U - Groove type basic module unit, error adjusting unit and truss formed by groove type basic module unit and error adjusting unit

Info

Publication number: CN216892842U
Application number: CN202123041438.9U
Authority: CN
Inventors: 刘聪; 陈鑫; 毛小勇; 路冰
Original assignee: Suzhou University of Science and Technology
Current assignee: Suzhou University of Science and Technology
Priority date: 2021-12-06
Filing date: 2021-12-06
Publication date: 2022-07-05
Anticipated expiration: 2031-12-06

Abstract

The utility model relates to a groove type basic module unit, an error adjusting unit and a truss formed by the same. A groove type basic module unit comprises a vertical rod and an embedded node; the vertical rods comprise two edge vertical rods and two middle vertical rods, a plurality of cross rods are welded between the two middle vertical rods, an inclined rod is arranged between every two adjacent cross rods, and two ends of the inclined rod are respectively welded on the two middle vertical rods; each middle upright rod corresponds to one edge upright rod, and a plurality of inclined rods are arranged between the edge upright rods and the corresponding middle upright rods; a plurality of bolt holes are respectively formed in the vertical rods of the two edge portions, and reinforcing gaskets are welded on the bolt holes close to one side of the middle vertical rod. The utility model provides a modularized detachable truss based on embedded nodes, which can be combined into a beam column and a frame structure at will, and solves the problems of poor flexibility, single node form, difficulty in error control and low assembly and disassembly efficiency of the conventional detachable structure.

Description

Groove type basic module unit, error adjusting unit and truss formed by groove type basic module unit and error adjusting unit

Technical Field

The utility model relates to a groove type basic module unit, an error adjusting unit and a truss formed by the same.

Background

In the military field, a supporting system of various military equipment, a barracks, a storeroom, a temporary bridge and temporary support of various workers are required to be constructed. Compared with a common permanent structure, the structure has the characteristics of high flexibility, complex application environment, short service time and high assembly and disassembly requirements. In addition, after an earthquake and a flood disaster occur, the condition of road damage often occurs, the environment is complex, the construction of a temporary bridge and a tent house is imperative in the disaster relief process, the structure can be quickly built and quickly disassembled, the structure can be preferably manually assembled and disassembled, and the use of large machinery is avoided. Flexibility and the requirement of characteristics of dismantling for this type of structure should still have characteristics such as easy assembly and easy dismounting, can convenient transportation on the basis that satisfies safe suitability.

In a permanent structure, in order to realize repeated use after the disassembly of components and structures, research on certain detachable structures, such as detachable combination beams and detachable beam-column joints, is also carried out, and the main means is to adopt bolt connection to replace the existing connection method. The method realizes the disassembly of the component, but does not reach the level of easy disassembly of the component, and the difficulty of disassembly and assembly of the component depends on the processing precision of the module and the node, so the method is not easy to control and has lower construction efficiency. The traditional temporary detachable structure such as a scaffold has small rod piece distance, is difficult to meet the requirement of large span, has weak node connection and unstable performance. Existing three-dimensional truss, module connected node are mostly single bolt, and the performance is relatively poor.

In order to better develop a detachable structure, a novel connecting node structure and a modularization method need to be developed on the basis of the existing connecting form, the connecting safety is further improved, the convenience of structure installation, disassembly and transportation is realized, and meanwhile, an error adjusting method is researched, so that the problem that the installation cannot be smoothly carried out due to small errors caused by the processing technology and the construction level in the module installation process is solved.

SUMMERY OF THE UTILITY MODEL

In order to overcome the problems in the prior art, the utility model provides a groove type basic module unit which can be randomly combined into a beam column and frame structure, and solves the problems of poor flexibility, single node form, difficulty in error control and low assembly and disassembly efficiency of the conventional detachable structure.

The technical scheme for solving the problems is as follows: a trough-type basic module unit is characterized in that:

the device comprises a vertical rod and an embedded node; the upright posts comprise two side upright posts and two middle upright posts, a plurality of cross rods are welded between the two middle upright posts, an inclined rod is arranged between every two adjacent cross rods, and two ends of the inclined rod are respectively welded on the two middle upright posts; each middle upright rod corresponds to one edge upright rod, and a plurality of inclined rods are arranged between the edge upright rods and the corresponding middle upright rods; a plurality of bolt holes are respectively arranged on the upright posts at the two side parts, and reinforcing gaskets are welded at one sides of the bolt holes close to the middle upright post; the embedded node comprises a male head and a female head; the male head comprises a base, a connector and an inserting body, the inserting body is fixed on the base through the connector,

the connecting body and the inserting body are of square frustum structures, the upper surface of the inserting body is an inclined plane, and two side surfaces of the connecting body are conical surfaces;

the female head comprises a groove-shaped structure body and a baffle, wherein a groove matched with the connecting body is formed in the baffle, and two inclined planes matched with the upper conical surface of the connecting body are arranged on the groove. The cavity between the groove-shaped structure body and the baffle is of a prismatic table structure and is matched with the inserting body; the male head and the female head are respectively fixed at the two ends of the two edge upright rods and the two middle upright rods.

Furthermore, the two edge vertical rods and the two middle vertical rods are straight rods and are arranged in parallel.

Further, the two side vertical rods and the two middle vertical rods are arc-shaped rods.

Further, three cross rods are welded between the two middle vertical rods and arranged in parallel.

Furthermore, four diagonal rods are arranged between the edge vertical rod and the corresponding middle vertical rod, and two adjacent diagonal rods are splayed.

In addition, the utility model also provides an error adjusting unit, which is characterized in that: the error adjusting unit comprises two rectangular frames, and an adjusting plate is clamped between the two rectangular frames; a longitudinal connecting bolt hole and a transverse connecting bolt hole are arranged on the rectangular frame; the two rectangular frames are detachably connected with the adjusting plate through longitudinal connecting bolt holes;

the outer sides of the two rectangular frames are respectively provided with four male heads; the male head comprises a base, a connector and an insertion body, wherein the insertion body is fixed on the base through the connector, and the insertion body is of a square frustum structure.

In addition, the utility model also provides a modularized detachable truss based on the embedded nodes, which is characterized in that: the truss structure comprises four supporting structures, wherein each supporting structure comprises a plurality of truss units which are connected in sequence;

two adjacent supporting structures are connected through a transverse structure, and the transverse structure comprises a plurality of truss units which are sequentially connected;

the truss unit comprises two pairs of the groove-shaped basic module units, and upright rods at two sides of the two groove-shaped basic module units are inserted into bolt holes through bolts to be connected and fixed;

on the transverse structure, adjacent truss units are connected in a matched manner through embedded nodes at the end parts of the groove-shaped basic module units;

on the supporting structure, adjacent truss units are connected in a matched mode through embedded nodes at the end portions of the groove-shaped basic module units.

Further, an error adjusting unit is provided between adjacent truss units on the lateral structure or at an end of the lateral structure for adjusting the length of the lateral structure.

Further, an error adjusting unit is disposed between adjacent truss units on the support structure or at an end of the support structure for adjusting the height of the support structure.

The utility model has the advantages that:

(1) the embedded node is in hybrid connection with the bolt, so that on one hand, the installation efficiency of the embedded node is achieved, on the other hand, the bolt connection reliability is achieved, and in addition, the insertion efficiency is improved due to the inclined surface structure of the embedded node;

(2) by combining the groove-type unit modules and the embedded nodes, truss structures with different sizes and shapes can be combined, so that the structural flexibility is greatly improved;

(3) the basic module unit is arranged into a groove shape, so that compared with a rectangular shape, the basic module unit is light in weight and small in size, is convenient to transport, does not need large-scale mechanical assistance in installation and disassembly, and improves the convenience in installation and disassembly;

(4) the setting of error adjustment module has improved the convenient degree of module installation, has solved the module and has relapseed the dismouting and use the error problem that produces, has improved the turnover number of times of use of this structure.

Drawings

FIG. 1 is a slot type base module unit;

FIG. 2 is an enlarged view of the portion A of FIG. 1, showing the embedded node male;

FIG. 3 is an enlarged view of the embedded node at B of FIG. 1;

FIG. 4 is a schematic view of two channel base module assemblies;

FIG. 5 is an error adjustment unit;

FIG. 6 is a modular detachable truss based on embedded nodes, which is formed by combining a groove type basic module unit and an error adjusting unit;

FIG. 7 is a groove-shaped basic module unit with arc-shaped vertical rods;

fig. 8 is a structure diagram of a node connection module.

Wherein, 1, an edge upright rod; 2. a middle upright rod; 3. a cross bar; 4. a diagonal bar; 5. bolt holes; 6. a reinforcing gasket; 7. a bolt; 8. a slot-type base module unit; 9. an error adjusting unit; 10. a rectangular frame; 11. An adjusting plate; 12. a male head; 13. a longitudinal bolt hole; 14. a transverse bolt hole; 15. a female head; 16. a base; 17. a linker; 18. an insert body; 19. a trough-shaped structure; 20. a baffle plate; 21. a support structure; 22. A transverse configuration.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of 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 obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model.

Referring to fig. 1-3, a slot-type basic module unit includes uprights and embedded nodes. The pole setting includes pole setting 2 in the middle of two limit portion pole settings 1 and two, welds a plurality of horizontal poles 3 between two middle pole settings 2, sets up down tube 4 between two adjacent horizontal poles 3, and the both ends of down tube 4 weld respectively on two middle pole settings 2.

Each middle upright rod 2 corresponds to one edge upright rod 1, and a plurality of inclined rods 4 are arranged between the edge upright rods 1 and the corresponding middle upright rods 2; a plurality of bolt holes 5 are respectively arranged on the two side upright rods 1, and reinforcing gaskets 6 are welded on the side, close to the middle upright rod 2, of the bolt holes 5.

The embedded node comprises a male head 12 and a female head 15; referring to fig. 2, the male head 12 includes a base 16, a connecting body 17 and an inserting body 18, and the inserting body 18 is fixed on the base 16 through the connecting body 17. The connecting body 17 and the inserting body 18 are both of a square frustum pyramid structure, the upper surface of the inserting body 18 is an inclined plane, and two side surfaces of the connecting body 17 are conical surfaces.

The female head 15 comprises a groove-shaped structure body 19 and a baffle 20, wherein a groove matched with the connecting body 17 is formed in the baffle 20, and two inclined planes matched with the upper conical surface of the connecting body 17 are formed in the groove. The cavity between the groove-shaped structure body 19 and the baffle 20 is of a prismatic table structure and is matched with the inserting body 18; the male heads 12 and the female heads 15 are respectively fixed at the two ends of the two edge upright rods 1 and the two middle upright rods 2.

When the male head 12 is inserted into the female head 15, the end part with the smaller volume of the insertion body 18 firstly extends into the end with the larger volume of the cavity, so that the insertion is easy, the closer the insertion body 18 is matched with the cavity, the better the centering performance of the insertion body 18 in the cavity is, and no gap exists. The inclined surface on the baffle 20 plays a guiding role in guiding the connecting body 17 to enter, the connecting body 17 gradually enters the baffle 20, the baffle 20 and the connecting body 17 are matched more and more tightly, the centering performance is good, and a gapless fit is formed.

As a preferred embodiment of the present invention, the two side uprights 1 and the two middle uprights 2 are straight rods and are arranged in parallel.

Of course, the two edge uprights 1 and the two middle uprights 2 can also be designed as curved bars, according to the actual requirements, see fig. 7.

As a preferred embodiment of the utility model, three cross bars 3 are welded between two intermediate uprights 2, the three cross bars 3 being arranged in parallel.

As a preferred embodiment of the present invention, four diagonal rods 4 are disposed between the side upright rods 1 and the corresponding middle upright rod 2, and two adjacent diagonal rods 4 are in a splayed shape.

The utility model also provides an error adjusting unit, referring to fig. 5, the error adjusting unit 9 comprises two rectangular frames 10, and an adjusting plate 11 is clamped between the two rectangular frames 10; a longitudinal connecting bolt hole 13 and a transverse connecting bolt hole 14 are arranged on the rectangular frame 10; two rectangular frames 10 are detachably connected with the adjusting plate 11 through longitudinal connecting bolt holes 13.

The outer sides of the two rectangular frames 10 are respectively provided with four male heads 12; the male head 12 comprises a base 16, a connector 17 and an insertion body 18, wherein the insertion body 18 is fixed on the base 16 through the connector 17, and the insertion body 18 is of a square frustum structure. Example 1:

referring to fig. 1, the channel-type basic module unit comprises vertical bars, cross bars 3 and diagonal bars 4, which are welded to each other, and embedded nodes of male heads 12 and female heads 15 are welded at ends, respectively.

The pole setting contains four rectangular pipes, two limit portion pole settings 1 of limit portion, two middle pole settings 2 of centre are the cell type and arrange, between middle pole setting 2 to and through violently, the down tube connection between middle pole setting 2 and the limit portion pole setting 1, do not have between the two side portion pole settings 1 and connect. The edge upright 1 is provided with two bolt holes 5 along the opening direction of the groove-shaped section for connecting two groove-shaped basic module units, and the two bolt holes 5 are approximately positioned at the three-division point of the edge upright 1. A reinforcing gasket 6 is arranged on one side of the bolt hole 5 of the edge part upright rod 1, so that local pressure bearing is avoided, and the length and the width of the reinforcing gasket 6 are the same as the width of the cross section of the edge part upright rod 1 on the plane.

The cross rod 3 comprises an upper rectangular pipe, a middle rectangular pipe and a lower rectangular pipe which are evenly distributed, two ends of the cross rod are respectively welded with the two middle vertical rods 2, and the cross section of the cross rod is the same as that of the side vertical rods 1.

The down tube 4 contains two types, one type is used for the connection of middle pole setting 2, totally two, and both ends weld respectively in two pole settings are located the space that horizontal pole 3 separated. One type is used for connecting a middle vertical rod 2 and side vertical rods 1, four sides of each vertical rod are arranged in a splayed mode, the 1 st and 4 th vertical rods are arranged at the end parts, and the 2 rd and 3 th vertical rods are arranged in the middle.

The embedded node comprises a male head 12 and a female head 15, wherein the male head 12 comprises a base 16, a connecting body 17 and an inserting body 18, the inserting body 18 is fixed on the base 16 through the connecting body 17, the inserting body 18 is of a square prism structure, the female head 15 comprises a groove-shaped structure body 19 and a baffle plate 20, and a cavity between the groove-shaped structure body 19 and the baffle plate 20 is matched with the inserting body 18; as shown in fig. 2 and 3. The square pyramid structure insert 18 of the male part 12 can be inserted into the female part 15 during installation. The upper surface and the left and right surfaces of the insertion body 18 are inclined surfaces for easy installation and error control. The embedded node is made of stainless steel, so that material corrosion caused by friction in the repeated use process is prevented. In the groove type basic module unit, 4 male heads 12 are welded on 4 vertical rods at one end, 4 female heads 15 are welded on 4 vertical rods at one end, and the direction of the node meets the requirement that the basic module unit can be smoothly inserted when being installed along the direction of the groove type opening.

Example 2

The error adjusting unit comprises a rectangular frame 10, an adjusting plate 11 and an embedded node male 12, as shown in fig. 5. The rectangular frame 10 is formed by combining four thick-wall steel pipes welded end to end. The height and width of the frame are matched with the vertical rods of the groove-shaped basic module unit. Four longitudinal bolt holes 13 are provided in a direction perpendicular to the plane of the frame for connecting two longitudinal rectangular frames 10 and the adjusting plates 11. Two transverse bolt holes 14 are arranged on the inner side pipe along the plane direction of the frame and used for connecting a transverse rectangular frame. The whole thickness of the error adjusting unit can be changed at will by changing the thickness of the adjusting plate 11, so that the purpose of error adjustment is achieved. An embedded node male head 12 corresponding to the groove type basic module unit is arranged on the outer side of the rectangular frame so as to realize longitudinal connection.

Example 3

Referring to fig. 6, the utility model further provides a modular detachable truss based on embedded nodes, which includes four support structures 21, wherein each support structure 21 includes a plurality of truss units connected in sequence; two adjacent support structures 21 are connected through a transverse structure 22, and the transverse structure 22 comprises a plurality of truss units which are connected in sequence. The truss unit comprises two pairs of the groove-shaped basic module units, and upright rods 1 at two sides of the two groove-shaped basic module units are inserted into bolt holes 5 through bolts to be connected and fixed.

On the transverse structure 22, adjacent truss units are connected in a matching mode through embedded nodes at the end portions of the groove-shaped basic module units. On the supporting structure 21, adjacent truss units are connected in a matching way through embedded nodes at the end parts of the groove-shaped basic module units.

As a preferred embodiment of the present invention, an error adjusting unit as described above is provided on the lateral structure 22 between adjacent truss units or at an end of the lateral structure 22 for adjusting the length of the lateral structure 22. The above-described error adjusting unit is provided between the adjacent truss units on the support structure 21 or at the end of the support structure 21, for adjusting the height of the support structure 21. The error adjusting module can be arranged at the beam end or a position in the middle of the beam. Through setting up different module numbers, can realize the nimble change of beam column size. Because the single module is smaller, the manual installation and disassembly are convenient.

Fig. 4 shows a truss unit installation process, where a corresponding embedded node female head is arranged at a base part, and when a module is installed, one side welded with an embedded node male head 12 is inserted into a female head 15 at the bottom of a groove-shaped basic module unit along an opening direction of the groove-shaped basic module unit, and the groove-shaped basic module units at the other side are inserted oppositely; after the two-groove type basic module units are completely inserted, the two-groove type basic module units can be tightly contacted with the edge upright rod 1, and at the moment, the two-groove type basic module units are fastened by high-strength anti-loosening bolts through the arranged bolt holes 5. The next stage of module installation is the same. By adopting the method, a plurality of truss units can be connected into the truss.

In fig. 6, the horizontal slot type base module unit and the vertical slot type base module unit are connected by a node connection module. The node connecting module is formed by welding four parallel vertical rods and a plurality of parallel cross rods as shown in fig. 8, inclined rods are arranged in a rectangular frame between the vertical rods and the cross rods for reinforcing, and embedded node heads are welded at the end part and the right side of the node connecting module so as to be connected with a vertical groove-shaped basic module unit. The right side of the node connecting module is connected with a horizontal groove type basic module unit through an embedded node.

The utility model can be applied to the construction of detachable structures, such as detachable frame structures, and can also be used as temporary structures in the fields of military affairs and emergency disaster relief, such as temporary barracks and temporary bridge structures.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent structures or equivalent flow transformations made by using the contents of the specification and the drawings, or applied directly or indirectly to other related systems, are included in the scope of the present invention.

Claims

1. A slot-type base module unit, characterized by:

the device comprises a vertical rod and an embedded node;

the vertical rods comprise two side vertical rods (1) and two middle vertical rods (2), a plurality of cross rods (3) are welded between the two middle vertical rods (2), an inclined rod (4) is arranged between every two adjacent cross rods (3), and two ends of each inclined rod (4) are respectively welded on the two middle vertical rods (2);

each middle upright post (2) corresponds to one edge upright post (1), and a plurality of inclined rods (4) are arranged between the edge upright posts (1) and the corresponding middle upright posts (2); a plurality of bolt holes (5) are respectively arranged on the two side upright posts (1), and a reinforcing gasket (6) is welded on one side of each bolt hole (5) close to the middle upright post (2);

the embedded node comprises a male head (12) and a female head (15); the male head (12) comprises a base (16), a connector (17) and an insertion body (18), the insertion body (18) is fixed on the base (16) through the connector (17), the connector (17) and the insertion body (18) are both of square frustum structures, the upper surface of the insertion body (18) is an inclined surface, and two side surfaces of the connector (17) are conical surfaces;

the female head (15) comprises a groove-shaped structure body (19) and a baffle (20), a groove matched with the connecting body (17) is formed in the baffle (20), two inclined planes matched with the conical surface on the connecting body (17) are formed in the groove, a cavity between the groove-shaped structure body (19) and the baffle (20) is of a prismatic table structure, and the prismatic table structure is matched with the inserting body (18)

The male heads (12) and the female heads (15) are respectively fixed at the two ends of the two edge upright rods (1) and the two middle upright rods (2).

2. A slot type base module unit according to claim 1, wherein:

the two edge upright rods (1) and the two middle upright rods (2) are straight rods and are arranged in parallel.

3. A slot type base module unit according to claim 2, wherein:

the two side upright rods (1) and the two middle upright rods (2) are arc-shaped rods.

4. A slot type base module unit according to claim 3, wherein:

three cross rods (3) are welded between the two middle vertical rods (2), and the three cross rods (3) are arranged in parallel.

5. A trough base module unit according to any one of claims 1-4, wherein:

four inclined rods (4) are arranged between the edge upright rods (1) and the corresponding middle upright rods (2), and two adjacent inclined rods (4) are splayed.

6. An error adjustment unit, characterized by:

the error adjusting unit (9) comprises two rectangular frames (10), and an adjusting plate (11) is clamped between the two rectangular frames (10); a longitudinal connecting bolt hole (13) and a transverse connecting bolt hole (14) are arranged on the rectangular frame (10); the two rectangular frames (10) are detachably connected with the adjusting plate (11) through longitudinal connecting bolt holes (13);

the outer sides of the two rectangular frames (10) are respectively provided with four male heads (12); the male head (12) comprises a base (16), a connector (17) and an insertion body (18), the insertion body (18) is fixed on the base (16) through the connector (17), and the insertion body (18) is of a square frustum structure.

7. The utility model provides a truss can be dismantled to modularization based on embedded node which characterized in that:

the device comprises four supporting structures (21), wherein each supporting structure (21) comprises a plurality of truss units which are connected in sequence;

two adjacent supporting structures (21) are connected through a transverse structure (22), and the transverse structure (22) comprises a plurality of truss units which are connected in sequence;

the truss unit comprises two pairs of two groove-shaped basic module units as claimed in any one of claims 1 to 5, wherein two edge upright rods (1) of the two groove-shaped basic module units as claimed in any one of claims 1 to 5 are connected and fixed by bolts penetrating into bolt holes (5);

on the transverse structure (22), adjacent truss units are connected in a matching way through embedded nodes at the end parts of the groove-shaped basic module units;

on the supporting structure (21), adjacent truss units are connected in a matching mode through embedded nodes at the end portions of the groove-shaped basic module units.

8. The embedded node-based modular demountable truss of claim 7, wherein:

between adjacent truss elements on the transverse structure (22), or at the ends of the transverse structure (22), an error adjusting unit according to claim 6 is arranged for adjusting the length of the transverse structure (22).

9. The modular detachable truss based on embedded nodes of claim 8, wherein:

between adjacent truss units on the support structure (21), or at the end of the support structure (21), an error adjustment unit according to claim 6 is provided for adjusting the height of the support structure (21).