Clamping groove type pilot ladder fastening device

Abstract

The clamping groove type pilot ladder fastening device comprises a clamping seat, locking pieces, a fixing plate and a ladder assembly, a clamping groove is formed in the surface of the clamping seat, a plurality of fixing holes are formed in the inner wall of the clamping groove, the locking pieces are arranged on the two sides of the clamping groove respectively, each locking piece comprises a fastening plate, a locking screw and a locking block, the lower end of each fastening plate rotates relative to the clamping seat, and the lower end of each locking screw rotates relative to the ladder assembly. The locking screw rod is rotatably connected with the clamping seat, a locking block in threaded connection is arranged on the surface of the locking screw rod, the fixing plate is embedded in the clamping groove and is in buckling connection with the fastening plate, the ladder frame comprises a vertical rod, a supporting rod and a plurality of transverse rods, the transverse rods are vertically and fixedly connected to the surface of the vertical rod, and the supporting rods which are vertically distributed are fixedly connected to the inner wall of the vertical rod. The clamping seat, the locking piece, the fixing plate and the ladder assembly form a fastening device, so that the ladder assembly is fixedly mounted on the side wall of a ship side conveniently, quickly and stably, the surface of a ship body is prevented from being greatly damaged, and the mounting convenience and universality are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a ship supporting equipment technical field, concretely is a kind of card slot type pilot ladder fastening device. BACKGROUND

[0002] Ocean salvage ship is a kind of special ship in ocean engineering field, and many developed countries abroad have special specifications or guidelines for the design of ocean salvage ship, and there are many special requirements for the salvage of this ship type, therefore, the latest ship classification society specification also increases similar design specification requirements for this kind of ship, among them, ABS ship classification society ocean supply ship specification has a special design requirement for meeting salvage guard ship, and it is mandatory to configure two sets of diver ladders on the ship for diver to get on and off the ship during offshore rescue operation.

[0003] At present, the existing pilot ladder in the market adopts the connection mode of card slot to facilitate disassembly and assembly, and the existing card slot type connection structure usually needs to process a large number of inclined surfaces at the connection to ensure the accuracy and stability of the connection, but complex processing increases the production cost and processing difficulty, and lacks a quick and stable fastening device for locking, and a large number of bolts bring inconvenience to disassembly and assembly. Therefore, a card slot type pilot ladder fastening device is proposed. CONTENT OF UTILITY MODEL

[0004] (I) technical problem solved

[0005] In view of the deficiencies in the prior art, the utility model provides a card slot type pilot ladder fastening device, which solves the problems of large production difficulty and inconvenient disassembly and assembly of the card slot type pilot ladder. The utility model utilizes the card seat, locking piece, fixed plate and ladder frame to form a fastening device, which can conveniently and quickly and stably fix and install the ladder frame on the side wall of the ship side, and avoid causing large damage to the surface of the ship body, improve the convenience and universality of installation, cooperate with the locking piece to fix the fixed plate, enhance the connection strength of the ladder frame and the ship body, and the simple structure composition reduces the production difficulty.

[0006] (II) technical scheme

[0007] To achieve the above object, the utility model discloses a kind of card slot formula pilot ladder fastening device, including clamping seat, locking piece, fixed plate and ladder stand, the surface of the clamping seat is provided with clamping slot, the inner wall of the clamping slot is provided with a plurality of fixed holes, the two sides of the clamping slot are respectively provided with locking piece, the locking piece includes fastening plate, locking screw and locking block, the lower end of the fastening plate is rotatable with clamping seat, the locking screw is rotatably connected with clamping seat, the surface of the locking screw is provided with the locking block of screw thread connection, the fixed plate is embedded in clamping slot and is buckled with fastening plate, the ladder stand includes vertical rod, support rod and a plurality of cross bars, the upper end of the vertical rod is connected with fixed plate, the cross bar is vertically fixedly connected on the surface of vertical rod, the inner wall of the vertical rod is fixedly connected with vertically distributed support rod.

[0008] As a further preferred mode of the utility model, the clamping slot is inverted trapezoidal distribution, the two side walls of the clamping slot are respectively provided with a strip-shaped groove, the upper end of the fastening plate penetrates the strip-shaped groove and is slidably connected with the strip-shaped groove.

[0009] As a further preferred mode of the utility model, the upper end of the fastening plate is arc-shaped distribution, a rotating pin is arranged at the rotating position of the lower end of the fastening plate, and a torsional spring is arranged on the surface of the rotating pin.

[0010] As a further preferred mode of the utility model, the left and right sides of the fixed plate are respectively provided with a fixed slot, and the fixed slot is slidably connected with the upper end of the fastening plate.

[0011] As a further preferred mode of the utility model, a threaded hole is arranged in the center of the locking block, and a guide groove is arranged at the connection position of the locking block and the clamping seat.

[0012] (Three) beneficial effects

[0013] The utility model provides a kind of card slot formula pilot ladder fastening device. It has the following beneficial effects:

[0014] 1, the utility model utilizes clamping seat, locking piece, fixed plate and ladder stand to form fastening device, it is convenient and fast to install ladder stand on the side wall of the ship side, and avoid to cause larger damage to the surface of ship body, improve the convenience and versatility of installation, cooperate locking piece to fix fixed plate, enhance the connection strength of ladder stand and ship body, and the difficulty of production is reduced by simple structure composition.

[0015] 2, the utility model is provided with fastening plate rotatably connected on the two sides of clamping slot, cooperates the fixed slot of the two sides of fixed plate, improves the stability of connection between fixed plate and clamping seat, cooperates locking screw and locking block, it is convenient to lock and fix fastening plate, to improve the stability of fixed plate fixation. DRAWINGS

[0016] Fig. 1 It is the structure schematic view of the card slot type pilot ladder fastening device side view of the utility model;

[0017] Fig. 2 It is the structure schematic view of the card slot type pilot ladder fastening device whole of the utility model;

[0018] Fig. 3 It is the structure schematic view of the card seat half cut of the utility model.

[0019] In the drawing: card seat -1, locking piece -2, fixed plate -3, ladder frame -4, card slot -5, fixed hole -6, fastening plate -7, locking screw -8, locking block -9, vertical rod -10, support rod -11, cross bar -12, strip slot -13, rotating pin -14, torsional spring -15, fixed slot -16, threaded hole -17, guide slot -18. Specific implementation

[0020] The technical scheme 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.

[0021] Please refer to Figs. 1-3 The utility model embodiment provides a kind of technical scheme: a kind of card slot type pilot ladder fastening device, including card seat 1, locking piece 2, fixed plate 3 and ladder frame 4, the surface of the card seat 1 is equipped with card slot 5, the inner wall of the card slot 5 is equipped with a plurality of fixed holes 6, the two sides of the card slot 5 are equipped with locking piece 2 respectively, the locking piece 2 includes fastening plate 7, locking screw 8 and locking block 9, the lower end of the fastening plate 7 is rotated with card seat 1, the locking screw 8 is rotationally connected with card seat 1, the surface of the locking screw 8 is equipped with the locking block 9 of screw thread connection, the fixed plate 3 is embedded in card slot 5 and is connected with fastening plate 7 buckle, the ladder frame 4 includes vertical rod 10, support rod 11 and a plurality of cross bars 12, the upper end of the vertical rod 10 is connected with fixed plate 3, the cross bar 12 is vertically fixedly connected on the surface of vertical rod 10, the inner wall of the vertical rod 10 is fixedly connected with the support rod 11 of vertical distribution.

[0022] Further improved, the card slot 5 is inverted trapezoidal distribution, the strip slot 13 is equipped with in the two side walls of the card slot 5 respectively, the upper end of the fastening plate 7 penetrates strip slot 13 and is connected with strip slot 13 slidingly, by adopting the card slot 5 design of inverted trapezoidal distribution, the stability of fixed plate 3 and card seat 1 connection in vertical direction is improved, by being equipped with strip slot 13 in the inner wall of the card slot 5, it is convenient for fastening plate 7 to stretch out and draw back, it is convenient for the fixed plate 3 to be fixed.

[0023] Further improvement, the upper end of the fastening plate 7 is arc-shaped, a rotating pin 14 is arranged at the rotating position of the lower end of the fastening plate 7, and a torsion spring 15 is arranged on the surface of the rotating pin 14, through the arc-shaped design of the fastening plate 7, the fastening plate 7 is facilitated to rotate when the fixed plate 3 and the clamping seat 1 are disassembled, the torsion spring 15 arranged at the lower end of the fastening plate 7 is matched, the fastening plate 7 is facilitated to be attached to the side wall of the fixed plate 3, the fixed plate 3 is facilitated to be limited and fixed.

[0024] Further improvement, the left and right sides of the fixed plate 3 are respectively provided with a fixed groove 16, and the fixed groove 16 is in sliding connection with the upper end of the fastening plate 7, through the fixed groove 16 arranged at the left and right sides of the fixed plate 3, the fixed plate 3 is facilitated to be fixed after the fastening plate 7 is embedded in the fixed groove 16, and the stability of the connection between the fixed plate 3 and the clamping groove 5 is improved.

[0025] Specific improvement, a threaded hole 17 is arranged at the center of the locking block 9, and a guide groove 18 is arranged at the connection position of the locking block 9 and the clamping seat 1, through the threaded hole 17 arranged at the center of the locking block 9, the locking block 9 is facilitated to move up and down through the rotation of the locking screw 8, the guide groove 18 is arranged on the inner wall of the clamping seat 1, the connection strength between the locking block 9 and the clamping seat 1 is improved, and the stability of the pressing of the locking block 9 on the fixed plate 3 is enhanced.

[0026] When the utility model is installed, the bolt is used to penetrate the fixed hole 6 on the surface of the clamping groove 5, the clamping seat 1 is fixedly connected on the surface of the ship side, the ladder stand 4 is placed on the surface of the ship side, the fixed plate 3 on the top of the ladder stand 4 is buckled into the clamping groove 5, the longitudinal connection of the ladder stand 4 and the clamping seat 1 is facilitated to be fixed, the fastening plate 7 is embedded in the fixed groove 16 on the side wall of the fixed plate 3, so that the transverse connection of the ladder stand 4 and the clamping seat 1 is fixed, the ladder stand 4 and the clamping seat 1 are prevented from falling off, the fastening plate 7 is tightly attached to the fixed groove 16 under the action of the torsion spring 15, the locking screw 8 is rotated, the locking block 9 is pushed to press and fix the fastening plate 7, the fastening plate 7 is prevented from loosening, and the stability of the installation of the ladder stand 4 is improved.

[0027] The utility model solves the problem that the existing water guide ladder in the market adopts the connecting mode of the clamping groove type for conveniently disassembling, the existing clamping groove type connecting structure usually needs to process a large number of bevels at the connecting place to ensure the accuracy and stability of the connection, however, the complex processing causes the increase of production cost and processing difficulty, and simultaneously lacks the quick and stable fastening device for locking, and the large amount of use of bolts brings inconvenience to disassembly and assembly, the utility model utilizes the clamping seat 1, locking piece 2, fixed plate 3 and ladder frame 4 to form the fastening device, and the ladder frame 4 is conveniently and quickly and stably fixed and installed on the side wall of the ship side, and large damage to the surface of the ship body is avoided, the convenience and universality of installation are improved, the fixed plate 3 is fixed in cooperation with the locking piece 2, and the connecting strength of the ladder frame 4 and the ship body is enhanced.

[0028] In the description of the utility model, it is understood that the orientation or position relationship indicated by the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inner", "front", "central", "both ends" is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, therefore, it cannot be understood as a limitation on the utility model.

[0029] In addition, the terms "first", "second", "third", "fourth" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features, therefore, the features limited by "first", "second", "third", "fourth" can be explicitly or implicitly included at least one feature.

[0030] In the utility model, unless otherwise explicitly specified and limited, the terms "installation", "arrangement", "connection", "fixing", "screw connection" and the like should be understood in a broad sense, for example, can be fixed connection, can also be detachable connection, or integrated; can be mechanical connection, can also be electrical connection; can be directly connected, can also be indirectly connected through an intermediate medium, can be the communication or interaction relationship of two elements inside, unless otherwise explicitly limited, the above-mentioned terms in the utility model can be understood according to the specific meaning of the specific situation for the ordinary skilled in the art.

[0031] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application have been described in detail, for the skilled in the art, it still can be modified, or for the equivalent replacement of part of the technical features of the technical solutions recorded in the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application, shall be included within the scope of the present application.

Claims

1. A kind of card slot type pilot ladder fastening device, including card seat (1), locking piece (2), fixed plate (3) and ladder frame (4), it is characterized in that: The surface of the card seat (1) is provided with a clamping groove (5), the inner wall of the clamping groove (5) is provided with a plurality of fixing holes (6), the two sides of the clamping groove (5) are respectively provided with a locking piece (2), the locking piece (2) comprises a fastening plate (7), a locking screw (8) and a locking block (9), the lower end of the fastening plate (7) is rotatable with the card seat (1), the locking screw (8) is rotatably connected with the card seat (1), the surface of the locking screw (8) is provided with a locking block (9) connected by screw threads, the fixing plate (3) is embedded in the clamping groove (5) and is connected with the fastening plate (7) by buckling, the ladder frame (4) comprises a vertical rod (10), a support rod (11) and a plurality of cross rods (12), the upper end of the vertical rod (10) is connected with the fixing plate (3), the cross rod (12) is fixedly connected to the surface of the vertical rod (10) perpendicularly, and the inner wall of the vertical rod (10) is fixedly connected with the support rod (11) distributed perpendicularly.

2. A card slot pilot ladder fastening device according to claim 1, characterized in that: The clamping groove (5) is in inverted trapezoidal distribution, the two side walls of the clamping groove (5) are respectively provided with a strip-shaped groove (13), the upper end of the fastening plate (7) penetrates through the strip-shaped groove (13) and is connected with the strip-shaped groove (13) in sliding mode.

3. A card slot pilot ladder fastening device according to claim 1, characterized in that: The upper end of the fastening plate (7) is in arc-shaped distribution, the rotating position of the lower end of the fastening plate (7) is provided with a rotating pin (14), and the surface of the rotating pin (14) is provided with a torsional spring (15).

4. A card slot pilot ladder fastening device according to claim 1, characterized in that: The left and right sides of the fixing plate (3) are respectively provided with a fixing groove (16), and the fixing groove (16) is connected with the upper end of the fastening plate (7) in sliding mode.

5. A card slot pilot ladder fastening device according to claim 1, characterized in that: The center of the locking block (9) is provided with a threaded hole (17), and the connecting position of the locking block (9) and the card seat (1) is provided with a guide groove (18).

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