Mortise and tenon joint structure of steel beam and wood beam

Abstract

The utility model discloses a tenon-and-mortise connection structure for a steel beam and a wood beam, relates to the technical field of building reinforcement and reconstruction engineering, and aims to solve the problems that a steel-wood composite structure connection node in the prior art can protrude out of the top of the steel beam to occupy a floor space ball, the safety is low, site construction is needed, the construction process is complex, and the construction cost is high. And the construction efficiency is influenced. The middle portions of the two sides of the steel beam are both connected with tenon connecting plates, one sides of the two tenon connecting plates are both fixedly connected with tenons, the outer sides of the two tenon connecting plates are both fixedly connected with wood beams, and one sides of the outer side end faces of the wood beams are sleeved with and fixedly connected with two flat iron square hoops.

Description

TECHNICAL FIELD

[0001] The utility model relates to building reinforcement reconstruction engineering technical field, concretely is a kind of steel beam and tenon and mortise connection structure. BACKGROUND

[0002] In traditional brick-wood hybrid structure historical building, the frame system composed of wood structure is undoubtedly one of the most representative. Brick-wood structure building is green, renewable, good in anti-seismic performance, but the strength is not big, for large-span space structure, wood beam section is used, and floor space and indoor net height are occupied. Compared with pure wood beam, steel-wood composite structure is stronger, and is more stable in some load-bearing positions. Compared with pure steel structure, steel-wood composite structure is lighter in weight and better in anti-seismic performance, and can better play the ecological characteristics of wood. Since steel beam and wood beam are connected by lapping, the floor position is changed during reinforcement of historical building, floor space and indoor net height are occupied. Since steel structure and wood structure have some similarities, steel structure becomes a substitute for endangered wood structure, and regional spirit is inherited. Steel structure is high in strength, light in weight and large in rigidity, and is suitable for building large-span buildings. During reinforcement of historical building, the original structure should be respected during construction, and original building materials and technology should be maintained as much as possible to maintain the cultural heritage of the building. At the same time, the stability and safety of the building should be paid attention to during construction to avoid damage to the building structure.

[0003] The connecting node of steel-wood composite structure in the prior art protrudes from the top of steel beam and occupies floor space, and is low in safety. In addition, on-site construction is needed, the construction process is complex, and the construction efficiency is affected. Therefore, there is an urgent need in the market to develop a steel beam and wood beam tenon and mortise connection structure to help people solve the existing problems. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a steel beam and wood beam tenon and mortise connection structure to solve the problems of protruding from the top of steel beam, occupying floor space, being low in safety, needing on-site construction, being complex in construction process and affecting construction efficiency in the prior art.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a steel beam and wood beam tenon and mortise connection structure, which comprises a steel beam, a tenon connecting plate, a wood beam and a flat iron square sleeve hoop. The two tenon connecting plates are connected with the middle part of the steel beam on both sides. The two tenon connecting plates are fixedly connected with tenons on one side. The two tenon connecting plates are fixedly connected with wood beams on the outer side. The wood beam is sleeved into and fixedly connected with two flat iron square sleeve hoops on one side of the outer side end face.

[0006] Preferably, the two tenon connecting plates are fixed by welding between one side and the end face of the middle part web plate of the steel beam.

[0007] Preferably, the middle of the one side end surface of the wood beam is provided with a mortise, and the outer surface of the tenon and the inner surface of the mortise are coated with epoxy resin adhesive.

[0008] Preferably, the one side tenon of the two tenon connecting plates is inserted into the inner part of the mortise of the two wood beams respectively and is fixed by epoxy resin adhesive.

[0009] Preferably, the one side of the outer side end surface of the wood beam is provided with two annular grooves, and the two flat iron square sleeves are respectively sleeved into the inner parts of the two annular grooves.

[0010] Preferably, the middle of the tenon is provided with first connecting holes on both sides, and the one side of the wood beam is provided with two second connecting holes corresponding to the first connecting holes.

[0011] Preferably, the flat iron square sleeve, the wood beam and the tenon connecting plate are fixed by screwing the screw through the flat iron square sleeve, the second connecting hole and the first connecting hole in sequence and then threadedly connecting the nut.

[0012] Compared with the prior art, the wood beam tenon connecting plate steel beam combined structure has the following beneficial effects:

[0013] 1. In the wood beam tenon connecting plate steel beam combined structure, the mortise is pre-opened on the one side end surface of the wood beam, the tenon connecting plate is processed according to the size of the mortise of the wood beam, the outer surface of the tenon and the inner surface of the mortise are coated with epoxy resin adhesive, the one side tenon of the two tenon connecting plates is inserted into the inner part of the mortise of the two wood beams respectively and is fixed by epoxy resin adhesive, the tenon inserted into the mortise of the wood beam is preliminarily fixed after the epoxy resin adhesive is cured, the two flat iron square sleeves are respectively sleeved into the inner parts of the two annular grooves, the wood beam and the tenon are clamped tightly by the two flat iron square sleeves when the tenon is inserted into the mortise of the wood beam, the wood beam is welded to the web of the steel beam by the tenon connecting plate to be connected into a whole, the whole steel-wood combined structure connection node structure is simple, the wood beam and the tenon connecting plate can be fixed on the ground in advance, the wood beam is welded to the web of the steel beam by the tenon connecting plate to be connected into a whole, and the construction is convenient, so that the construction period can be effectively shortened.

[0014] 2. In the wood beam tenon connecting plate steel beam combined structure, the one side of the outer side end surface of the wood beam is provided with two annular grooves, and the two flat iron square sleeves are respectively sleeved into the inner parts of the two annular grooves, the wood beam and the tenon are clamped tightly by the two flat iron square sleeves when the tenon is inserted into the mortise of the wood beam, the flat iron square sleeve is sleeved into the annular groove at the same time, the flat iron square sleeve is prevented from protruding from the upper end surface of the wood beam, the upper end of the wood beam is flush with the upper end of the steel beam, and the floor headroom can be saved.

[0015] 3. The utility model discloses a flat iron square sleeve hoop, wood beam and tenon connecting plate are fixed through the screw rod between the threaded connection nut fixed after the screw rod is sequentially passed through the flat iron square sleeve hoop, second connecting hole and first connecting hole, and the flat iron square sleeve hoop, wood beam and tenon connecting plate are fixed again through the screw rod, guarantee the stability of whole connecting node. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the front view of the steel beam and wood beam mortise and tenon joint structure of the utility model;

[0017] Figure 2 It is the sectional view of the steel beam and wood beam mortise and tenon joint structure of the utility model;

[0018] Figure 3 It is the mortise and tenon joint structure mortise side sectional view of the wood beam of the utility model;

[0019] Figure 4 It is the A detail enlarged view of the utility model.

[0020] In the drawing: 1, steel beam;2, tenon connecting plate;201, tenon;202, first connecting hole;3, wood beam;301, mortise;302, annular slot;303, second connecting hole;4, flat iron square sleeve hoop;5, screw rod;501, nut. DETAILED DESCRIPTION

[0021] The technical scheme in the embodiments of the utility model will be apparently and completely described below with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only a part of the embodiments of the utility model, not all the embodiments.

[0022] Please refer to Figures 1-4 The utility model provides an embodiment: a steel beam and wood beam mortise and tenon joint structure, including steel beam 1, tenon connecting plate 2, wood beam 3 and flat iron square sleeve hoop 4, steel beam 1 both sides middle part are connected with tenon connecting plate 2, and one side of two tenon connecting plates 2 is fixedly connected with tenon 201, and the outer side of two tenon connecting plates 2 is fixedly connected with wood beam 3, and one side of the outer side end surface of wood beam 3 is sleeved into and fixedly connected with two flat iron square sleeve hoops 4.

[0023] Further, one side of two tenon connecting plates 2 is fixed between the both sides end surfaces of the middle part web of steel beam 1 through welding, so that tenon connecting plate 2 and the middle part web of steel beam 1 are connected into a whole.

[0024] Further, the middle part of one side end surface of wood beam 3 is provided with mortise 301, and the outer surface of tenon 201 and the inner surface of mortise 301 are both smeared with epoxy resin adhesive.

[0025] Further, the two tenon connecting plates 2 are inserted into the tenon slots 301 of the two wood beams 3 and fixed by epoxy resin adhesive.

[0026] Further, the two tenon connecting plates 2 are inserted into the tenon slots 301 of the two wood beams 3 and fixed by epoxy resin adhesive.

[0027] Further, the two tenon connecting plates 2 are inserted into the tenon slots 301 of the two wood beams 3 and fixed by epoxy resin adhesive.

[0028] Further, the two tenon connecting plates 2 are inserted into the tenon slots 301 of the two wood beams 3 and fixed by epoxy resin adhesive.

[0029] Further, the two tenon connecting plates 2 are inserted into the tenon slots 301 of the two wood beams 3 and fixed by epoxy resin adhesive.

[0030] It is apparent for a person skilled in the art that the present application is not restricted to the details of the above exemplary embodiments, but that it can be implemented in other concrete forms without departing from the spirit or the essential characteristics of the present application. Therefore, the embodiments should be considered as exemplary only, and not limiting, the scope of the present application being defined by the appended claims rather than the above description, and all changes coming within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference signs in the claims should not be construed as limiting the claims concerned.

Claims

1. A mortise and tenon connection structure between a steel beam and a wooden beam, comprising a steel beam (1), a tenon connecting plate (2), a wooden beam (3), and a flat iron square clamp (4), characterized in that: The steel beam (1) is connected to the middle of both sides with tenon connecting plates (2), and tenons (201) are fixedly connected to one side of each of the two tenon connecting plates (2). Wooden beams (3) are fixedly connected to the outer sides of each of the two tenon connecting plates (2). Two flat iron square sleeves (4) are fitted into and fixedly connected to one side of the outer end face of the wooden beam (3).

2. The mortise and tenon connection structure between a steel beam and a wooden beam according to claim 1, characterized in that: The two tenon connecting plates (2) are fixed to the two end faces of the middle web of the steel beam (1) by welding on one side.

3. The mortise and tenon connection structure between a steel beam and a wooden beam according to claim 1, characterized in that: The wooden beam (3) has a tenon (301) in the middle of one end face. The outer surface of the tenon (201) and the inner surface of the tenon (301) are coated with epoxy resin adhesive.

4. The mortise and tenon connection structure between a steel beam and a wooden beam according to claim 3, characterized in that: The tenons (201) on one side of the two tenon connecting plates (2) are respectively inserted into the mortises (301) on one side of the two wooden beams (3) and fixed by bonding with epoxy resin adhesive.

5. The mortise and tenon connection structure between a steel beam and a wooden beam according to claim 1, characterized in that: Two annular slots (302) are provided on one side of the outer end face of the wooden beam (3), and the two flat iron square sleeves (4) are respectively fitted into the two annular slots (302).

6. The mortise and tenon connection structure between a steel beam and a wooden beam according to claim 1, characterized in that: The tenon (201) has a first connecting hole (202) on both sides of the middle part, and the wooden beam (3) has two second connecting holes (303) on one side corresponding to the first connecting holes (202).

7. The mortise and tenon connection structure between a steel beam and a wooden beam according to claim 1, characterized in that: The flat iron square sleeve (4), the wooden beam (3) and the tenon connecting plate (2) are fixed by threaded nuts (501) after the screws (5) pass through the flat iron square sleeve (4), the second connecting hole (303) and the first connecting hole (202) in sequence.

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