Mortise and tenon joint type structure for quickly splicing steel members

Abstract

The utility model discloses a mortise and tenon joint type structure for fast splicing of steel members, and relates to the technical field of building climbing frames, the mortise and tenon joint type structure for fast splicing of the steel members comprises two connecting clamping heads which are arranged in a staggered mode, the two connecting clamping heads are connected together in an inserted mode, and a connecting locker is connected to the connecting position in a sleeved mode; wherein the connecting clamping head is provided with a groove end sleeve, one end of the groove end sleeve is provided with a concave inserting groove, and bolt inserting holes are formed in the outer side of the inserting groove in an annular array mode; according to the utility model, the adjacent supporting members are connected together by using the connecting chucks which are mutually staggered and inserted together, the positioning bulges at the end parts of the groove end sleeves are inserted into the positioning grooves at the corresponding positions, and then the supporting members are subjected to mortise and tenon connection by matching with the connecting lockers and the positioning clamping locks; and the joint is quickly mounted and dismounted through the tenon-and-mortise structure.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of building climbing frame, and particularly relates to a mortise and tenon structure for rapid splicing of steel members. BACKGROUND

[0002] Climbing frame is the abbreviation of attached lifting scaffold, which is a new type of scaffold system and plays an important role in high-rise building construction and other scenes, and the climbing frame and the wall need to be fixed by using fixed anchor rods, and the fixed anchor rods and the climbing frame also need to be connected by using light supports.

[0003] The light support can connect vertical support members and horizontal support members, like splicing Figure One each individual aluminum profile part into a support with a three-dimensional spatial structure, and such a connection mode also facilitates flexible adjustment and expansion of the climbing frame during construction to adapt to different building shapes and construction stages.

[0004] However, in practice, it has been noticed that most light supports are provided with through holes around the periphery, and then the bolts are inserted through the through holes and the support members, and the light supports are connected and fixed with the support members by cooperating with the nuts at the other end, and when disassembling, the nuts or bolts need to be installed and disassembled by using a wrench, which consumes a long time and is not conducive to the rapid erection and disassembly of the climbing frame. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a mortise and tenon structure for rapid splicing of steel members, which uses the mutual cooperation between the connecting lock 2 and the connecting chuck 3 to limit and connect the support members, and the positioning lock 4 in the connecting lock 2 and the connecting chuck 3 are mutually matched, and the mortise and tenon structure at the connecting position is used for rapid installation, so as to solve the technical problems in the background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0007] A mortise and tenon structure for rapid splicing of steel members, comprising two connecting chucks 3 arranged in a staggered manner, the two connecting chucks 3 are inserted together, and a connecting lock 2 is sleeved at the connecting position.

[0008] The connecting chuck 3 has a recessed end sleeve 31, one end of the recessed end sleeve 31 is provided with an inner recessed insertion slot, and the outer side of the insertion slot is provided with a bolt insertion hole 33 in a ring array, and the other end of the recessed end sleeve 31 is provided with a rhombic insertion hole 32 and a half-rib-shaped clamping groove 34 which are crossed.

[0009] As a further technical scheme of the utility model, the inner side of the groove end sleeve 31 is further provided with a positioning groove 35, and the groove end sleeve 31 is integrally provided with a positioning protrusion corresponding to the positioning groove 35 at one end away from the bolt insertion hole 33.

[0010] The connecting locker 2 comprises a rectangular locking frame 21, two groove end sleeves 31 are respectively inserted at two ends of the rectangular locking frame 21, the rectangular locking frame 21 is provided with locking through holes 22 in a rectangular array, and the locking through holes 22 are penetrated by positioning clamps 4.

[0011] As a further technical scheme of the utility model, the positioning clamp 4 comprises a rhombic insertion rod 41 penetrating the locking through hole 22, wherein one end of the rhombic insertion rod 41 is integrally provided with an end baffle 42, and the other end of the rhombic insertion rod 41 is provided with a limiting insertion hole 43 and a stop groove 44, and the limiting insertion hole 43 is clamped with an end limiter 5.

[0012] As a further technical scheme of the utility model, the end limiter 5 has an L-shaped limiting rod 51, a triangular groove 52 is formed at the bottom of the L-shaped limiting rod 51, and triangular clamping blocks 53 are symmetrically arranged at the two sides of the triangular groove 52 and integrally arranged with the L-shaped limiting rod 51.

[0013] As a further technical scheme of the utility model, the bending position of the end of the L-shaped limiting rod 51 is located in the stop groove 44, the end of the L-shaped limiting rod 51 penetrates the limiting insertion hole 43, and the triangular clamping blocks 53 at the end of the L-shaped limiting rod 51 are clamped and matched with the bottom of the rhombic insertion rod 41.

[0014] As a further technical scheme of the utility model, the two sides of the rectangular locking frame 21 are symmetrically fixedly connected with C-shaped connecting plates 23, a connecting circular hole 24 is formed in each C-shaped connecting plate 23, and a fixing bolt 1 is inserted in the connecting circular hole 24.

[0015] As a further technical scheme of the utility model, a plurality of fixing bolts 1 are arranged, the fixing bolts 1 penetrate the connecting circular holes 24 at the two sides of the rectangular locking frame 21 and the bolt insertion holes 33 at the ends of the groove end sleeves 31 respectively, and an locking nut 6 is threadedly connected at the end of each fixing bolt 1.

[0016] Compared with the prior art, the utility model has the beneficial effects that:

[0017] 1. The utility model utilizes the connecting clamps 3 inserted together to connect adjacent support components, the positioning protrusions at the ends of the groove end sleeves 31 are inserted in the corresponding positioning grooves 35, and the support components are connected by the mortise and tenon connection of the connecting locker 2 and the positioning clamp 4, so that the connecting part is quickly installed and disassembled through the mortise and tenon structure.

[0018] 2. The utility model discloses, the L type limiting rod 51 is inserted into the limiting jack 43 of rhombic plug rod 41 end part, and the L type limiting rod 51's bending part is inserted in the inside of stop recess 44, cooperate the triangular card block 53 of L type limiting rod 51 end part, the end part positioner 5 is clamped in the end part of positioning card lock 4, thereby the position of end part positioner 5 is fixed,

[0019] 3. The utility model discloses, utilize rectangular locking frame 21 to connect two each other interlaced connecting clamping head 3, and the both sides of rectangular locking frame 21 are equipped with the symmetrical C type connecting plate 23 respectively, and the inside of C type connecting plate 23 still is equipped with connecting round hole 24, cooperate fixed bolt 1 and can connect the support component of not different position, increase the use function. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is the use state structure schematic drawing of the utility model.

[0021] Figure 2 It is the bottom structure schematic drawing of the utility model Figure 1 .

[0022] Figure 3 It is the inside structure schematic drawing of the utility model Figure 2 .

[0023] Figure 4 It is the three-dimensional structure schematic drawing of connecting clamping head in the utility model.

[0024] Figure 5 It is the bottom structure schematic drawing of the utility model Figure 4 .

[0025] Figure 6 It is the three-dimensional structure schematic drawing of positioning card lock in the utility model.

[0026] Figure 7 It is the bottom structure schematic drawing of the utility model Figure 6 .

[0027] Figure 8 It is the bottom structure schematic drawing of end part positioner in the utility model.

[0028] Figure 9 It is the three-dimensional structure schematic drawing of connecting locking device in the utility model.

[0029] Figure 10 It is the left view of the utility model Figure 9 .

[0030] In the drawing,

[0031] Fixed bolt-1, connecting lock-2, rectangular locking frame-21, locking through hole-22, C-shaped connecting plate-23, connecting round hole-24, connecting clamp-3, groove end sleeve-31, rhombic jack-32, bolt jack-33, half-ridge-shaped clamping groove-34, positioning groove-35, positioning lock-4, rhombic jack-41, end baffle-42, limiting jack-43, stop groove-44, end limiter-5, L-shaped limiting rod-51, triangular groove-52, triangular clamping block-53, locking nut-6. DETAILED DESCRIPTION

[0032] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0033] Please refer to Figures 1-10 The utility model embodiment provides a kind of mortise and tenon structure for quick splicing of steel member, including two mutually staggered connecting clamps 3, two described connecting clamps 3 are inserted together, and connecting place is sleeved with connecting lock 2;

[0034] Wherein, connecting clamp 3 has groove end sleeve 31, one end of groove end sleeve 31 is respectively provided with recessed slot, and the outside of slot is annular array type and is provided with bolt jack 33, and the other end of groove end sleeve 31 is respectively provided with mutually intersecting rhombic jack 32 and half-ridge-shaped clamping groove 34.

[0035] In the embodiment, the inner side of the groove end sleeve 31 is also provided with a positioning groove 35, and the end of the groove end sleeve 31 away from the bolt jack 33 is integrally provided with a positioning protrusion corresponding to the positioning groove 35.

[0036] The connecting lock 2 includes a rectangular locking frame 21, two groove end sleeves 31 are respectively inserted into both ends of the rectangular locking frame 21, the rectangular locking frame 21 is provided with locking through holes 22 in a rectangular array, and the locking through holes 22 are connected with positioning locks 4.

[0037] Further, the positioning lock 4 includes a rhombic jack 41 passing through the locking through hole 22, wherein one end of the rhombic jack 41 is integrally provided with an end baffle 42, and the other end of the rhombic jack 41 is provided with a limiting jack 43 and a stop groove 44, and the limiting jack 43 is connected with an end limiter 5.

[0038] Further, the end position limiter 5 has an L-shaped limiting rod 51, and a triangular groove 52 is formed in the bottom of the L-shaped limiting rod 51, and two triangular clamping blocks 53 are symmetrically arranged on the two sides of the triangular groove 52.

[0039] Specifically, the bending position of the end of the L-shaped limiting rod 51 is located in the stop groove 44, the end of the L-shaped limiting rod 51 penetrates the limiting insertion hole 43, and the triangular clamping block 53 at the end of the L-shaped limiting rod 51 is in clamping cooperation with the bottom of the rhombic insertion rod 41.

[0040] Further, the two sides of the rectangular locking frame 21 are symmetrically fixedly connected with C-shaped connecting plates 23, and a connecting circular hole 24 is formed in each C-shaped connecting plate 23, and a fixing bolt 1 is inserted into the connecting circular hole 24.

[0041] Further, the fixing bolt 1 is provided in plurality, and the fixing bolt 1 penetrates the connecting circular hole 24 on the two sides of the rectangular locking frame 21 and the bolt insertion hole 33 in the end of the groove end sleeve 31, respectively, and a locking nut 6 is threadedly connected to the end of each fixing bolt 1.

[0042] By adopting the above technical scheme, before use, the connecting clamping head 3 is installed at the end of the supporting member, the supporting member is inserted into the insertion slot at the end of the groove end sleeve 31, and then the end of the fixing bolt 1 penetrates the bolt insertion hole 33 and the supporting member and is connected with the locking nut 6 on the other side, then the two connecting clamping heads 3 are staggered and inserted from the two ends of the rectangular locking frame 21, the two half-keystone clamping grooves 34 on the two groove end sleeves 31 exactly form a complete rhombus after the two connecting clamping heads 3 are completely fitted, and then the rhombic insertion rod 41 is inserted through the locking through hole 22 and inserted between the rhombus formed by the two half-keystone clamping grooves 34, and since the two sides of the rhombic insertion rod 41 are in contact with the half-keystone clamping groove 34, the connecting part is locked, and finally the L-shaped limiting rod 51 is inserted into the inside of the limiting insertion hole 43 for locking.

[0043] In the embodiment, the locking through hole 22 is also arranged between the symmetric C-shaped connecting plates 23, and a gap is arranged between the symmetric C-shaped connecting plates 23 on any side, so that the positioning clamping lock 4 can be inserted into the locking through hole 22 between the symmetric C-shaped connecting plates 23.

[0044] Specifically, when the rhombic insertion rod 41 is inserted into the locking through hole 22 between the two C-shaped connecting plates 23, the end of the rhombic insertion rod 41 penetrates the inside of the rhombic insertion hole 32, which can fix the connecting clamping head 3 at one end or the connecting clamping heads 3 at both ends.

[0045] The working principle of the utility model is: when using, first install the connecting head 3 to the end of the supporting component, insert the supporting component into the slot of the groove end sleeve 31, then connect the end of the fixing bolt 1 with the locking nut 6 on the other side through the bolt insertion hole 33 and the supporting component, then insert the two connecting heads 3 from the two ends of the rectangular locking frame 21 after interlacing, until the positioning protrusion of the groove end sleeve 31 is inserted into the corresponding positioning groove 35, at this time the semihexagonal clamping groove 34 on the two groove end sleeves 31 just forms a complete rhombus, then pass the rhombic insertion rod 41 through the locking through hole 22 and insert it between the rhombus formed by the two semihexagonal clamping grooves 34, since the two sides of the rhombic insertion rod 41 are in contact with the semihexagonal clamping groove 34, thereby locking the connecting part, finally insert the L-shaped limiting rod 51 into the inside of the limiting insertion hole 43 for locking, then insert the supporting component connected with the wall into the C-shaped connecting plate 23 symmetrical to one side of the rectangular locking frame 21, and pass the fixing bolt 1 through the connecting circular hole 24 and the supporting component to fix the connecting part; when disassembling, only need to press the bottom of the L-shaped limiting rod 51 to the inside, make the triangular clamping block 53 at the end of the L-shaped limiting rod 51 shrink to the inside, then move the L-shaped limiting rod 51 upwards, take out the L-shaped limiting rod 51 from the inside of the limiting insertion hole 43, thereby facilitating quick disassembly of the connecting part.

[0046] It is obvious to a person skilled in the art that the utility model is not limited to the details of the above-mentioned exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or basic characteristics of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-limiting, the scope of the utility model is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model. Any reference signs in the claims should not be regarded as limiting the claims.

[0047] In addition, it should be understood that although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description manner of the specification is only for the sake of clarity, and those skilled in the art should regard the specification as a whole, and the technical solutions in each embodiment can also be properly combined to form other embodiments that those skilled in the art can understand.

Claims

1. A mortise and tenon structure for rapid assembly of steel members, characterized in that: It includes two interlaced connecting heads (3), the two connecting heads (3) are inserted together, and the connecting part is sleeved with a connecting lock (2); The connecting head (3) has a recessed end sleeve (31), one end of the recessed end sleeve (31) is respectively provided with an inner recessed insertion slot, and the outer side of the insertion slot is annularly arrayed with bolt insertion holes (33), and the other end of the recessed end sleeve (31) is respectively provided with a rhombic insertion hole (32) and a half-rib-shaped clamping groove (34) which are interlaced. The inner side of the recessed end sleeve (31) is also provided with a positioning recess (35), and the end of the recessed end sleeve (31) away from the bolt insertion hole (33) is integrally provided with a positioning protrusion corresponding to the positioning recess (35). The connecting lock (2) includes a rectangular locking frame (21), two recessed end sleeves (31) are respectively inserted into both ends of the rectangular locking frame (21), the rectangular locking frame (21) is provided with locking through holes (22) in a rectangular array, and the locking through holes (22) are connected with positioning latches (4).

2. The mortise and tenon type structure for quick splicing of steel members according to claim 1, characterized in that: The positioning latch (4) includes a rhombic insertion rod (41) penetrating through the locking through hole (22), wherein one end of the rhombic insertion rod (41) is integrally provided with an end baffle (42), and the other end of the rhombic insertion rod (41) is provided with a limiting insertion hole (43) and a stop recess (44), and the limiting insertion hole (43) is connected with an end limiter (5).

3. The mortise and tenon structure for quick assembly of steel members according to claim 2, characterized in that: The end limiter (5) has an L-shaped limiting rod (51), the bottom of the L-shaped limiting rod (51) is provided with a triangular groove (52), and the two sides of the triangular groove (52) are symmetrically provided with a triangular clamping block (53) integrally arranged with the L-shaped limiting rod (51).

4. The mortise and tenon structure for quick assembly of steel members for use according to claim 3, characterized in that: Wherein, The bending position of the end of the L-shaped limiting rod (51) is located in the stop recess (44), the end of the L-shaped limiting rod (51) penetrates through the limiting insertion hole (43), and the triangular clamping block (53) at the end of the L-shaped limiting rod (51) is connected with the bottom of the rhombic insertion rod (41).

5. The mortise and tenon structure for quick assembly of steel members for use according to claim 4, characterized in that: The two sides of the rectangular locking frame (21) are symmetrically connected with C-shaped connecting plates (23), and each C-shaped connecting plate (23) is provided with a connecting circular hole (24), and a fixing bolt (1) is inserted into the connecting circular hole (24).

6. The mortise and tenon structure for quick assembly of steel members for use according to claim 5, characterized in that: The fixing bolt (1) is provided with a plurality of fixing bolts (1), and the fixing bolt (1) penetrates through the connecting circular hole (24) on both sides of the rectangular locking frame (21) and the bolt insertion hole (33) at the end of the recessed end sleeve (31), respectively, and the end of each fixing bolt (1) is threadedly connected with a locking nut (6).

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