Safety protection device for hoisting machinery detection

Abstract

The utility model belongs to the technical field of safety protection, and discloses a hoisting machinery detection safety protection device which comprises a main body, a splicing structure located outside the main body and a supporting structure located behind the main body, the splicing structure comprises a fixing block A, a fixing block B and a movable rod inserted between the fixing block A and the fixing block B, threaded grooves are formed in the two ends of the movable rod, locking rings are connected to the inner walls of the threaded grooves in a threaded mode, through the design of the splicing structure and the supporting structure, when a detection safety area is subjected to blocking maintenance, the area is surrounded through the multiple bodies, then the movable rod is inserted into the fixing block A and the fixing block B, then the locking rings are rotated, and then the area is subjected to blocking maintenance. The main bodies can be quickly connected by the aid of the device, complicated tools or professional skills are not required in the process, a safety barrier can be quickly constructed, detection preparation time is effectively shortened, overall operation efficiency is improved, and uneven stress of the device in the using process is remarkably reduced by the aid of the stable structural design.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of safety protection, and specifically relates to a hoisting machinery detection safety protection device. BACKGROUND

[0002] According to the search, the hoisting machinery inspection detection safety protection device disclosed by Chinese patent CN221521871U can drive the gear to rotate through the rotation of the rotating disc, thereby driving the two groups of extension plates to move synchronously outwards of the protection plate through the meshing of the gear and the rack, increasing the protection area of the device, and after the work is finished, the extension plates can be retracted into the protection plate by reversely rotating the rotating disc, thereby reducing the occupied area of the device, and the device can be moved easily and quickly through the rollers, and after the device is moved to the designated place, the movable plate is moved upwards through the electric push rod, so that the rollers are automatically separated from the ground, the base and the fixed seat are simultaneously in contact with the ground, the stability of the device is improved, and personnel can move the device conveniently;

[0003] The above-mentioned device has the following disadvantages: when maintaining the detection safety area, the device usually covers a certain range, and multiple main plates are often needed to be spliced to build a complete protection barrier, however, the above-mentioned device lacks the splicing assembly function, is not equipped with a special component or interface for splicing, the main plates are difficult to be tightly and stably connected, and when external force, especially inward thrust, acts on the device main body, the device is prone to displacement or even dumping, cannot be reliably maintained at the predetermined position, and thus cannot provide continuous and effective protection for the detection safety area, increasing the safety risk and uncertainty in the detection process. UTILITY MODEL CONTENTS

[0004] To solve the problems in the above background art, the utility model provides a hoisting machinery detection safety protection device, which comprises a main body, a splicing structure located outside the main body, and a supporting structure located at the rear of the main body.

[0005] The splicing structure comprises A fixed blocks, B fixed blocks, and movable rods inserted between the A fixed blocks and the B fixed blocks, threaded grooves are formed at the two ends of the movable rods, and lock rings are threadedly connected to the inner walls of the threaded grooves.

[0006] Preferably, the supporting structure comprises a groove formed in the bottom of the main body, a rotating rod rotatably connected to the inside of the groove, and an abutment plate fixedly connected to the outside of the rotating rod.

[0007] Preferably, one end of the rotating rod is fixedly connected with a screw rod, and the outer surface of the screw rod is threadedly connected with a nut.

[0008] Preferably, two support rods symmetrically distributed are welded at the back of the main body, and the bottom of the support rod is fixedly connected with the top of the extension block extended from the bottom of the main body.

[0009] Preferably, a sliding groove is formed at the inner wall of the main body, and an extension plate is slidably connected with the inner wall of the sliding groove, and the top of the extension plate is provided with a locking block.

[0010] Compared with the prior art, the utility model has the advantages that:

[0011] The utility model discloses a detection safety area maintenance device, which comprises a main body, a splicing structure and a supporting structure, wherein the splicing structure is arranged on the main body, and the supporting structure is arranged on the main body. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is the whole structure schematic of the utility model Figure 1 ;

[0013] Figure 2 It is the whole structure schematic of the utility model Figure 2 ;

[0014] Figure 3 It is the rear view of the utility model;

[0015] Figure 4 It is the whole cross section structure schematic of the utility model;

[0016] Figure 5 It is the left view of the utility model.

[0017] In the drawing: 1, main body;11, extension plate;12, locking block;2, splicing structure;21, A fixed block;22, B fixed block;23, movable rod;24, locking ring;3, supporting structure;31, recess;32, rotating rod;33, abutment plate;34, screw;35, nut;36, support rod. DETAILED DESCRIPTION

[0018] 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 of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0019] As shown in Figures 1 to 5 The utility model provides a hoisting machinery detection safety device for protecting, including main part 1 and the splicing structure 2 of being located main part 1 outside and the support structure 3 of being located main part 1 rear, and the support structure 3 includes the main part 1 bottom recess 31 of being set up and the swing bar 32 of being rotatably connected in recess 31 interior, and the abutment plate 33 of being fixedly connected with swing bar 32 exterior, and the support rod 36 of being rotatably connected with abutment plate 33.

[0020] The splicing structure 2 includes A fixed block 21 and B fixed block 22, and a movable rod 23 inserted between the A fixed block 21 and the B fixed block 22, and a threaded groove is formed at both ends of the movable rod 23, and a locking ring 24 is threadedly connected to the inner wall of the threaded groove.

[0021] The above scheme is adopted: through the design of the splicing structure 2 and the support structure 3, when maintaining the detection safety area, the area is surrounded by the plurality of main bodies 1, and then the movable rod 23 is inserted into the A fixed block 21 and the B fixed block 22, and then the locking ring 24 is rotated, the connection between the main bodies 1 can be quickly completed, this process does not require complex tools or professional skills, a safety barrier can be quickly built, the detection preparation time is effectively reduced, and the overall operation efficiency is improved, and the stable structure design significantly reduces the component wear and damage caused by uneven stress or frequent shaking during use of the device, when the device needs to be stored or transferred, the operator only needs to easily rotate the swing rod 32, the abutment plate 33 can be quickly stored in the groove 31, and the support rod 36 can be conveniently contracted or folded, thereby improving the space utilization and maneuverability of the device.

[0022] As shown in Figures 1 to 5 The support structure 3 includes a recess 31 formed in the bottom of the main body 1, a swing rod 32 rotatably connected to the inside of the recess 31, and an abutment plate 33 fixedly connected to the outside of the swing rod 32, one end of the swing rod 32 is fixedly connected with a screw rod 34, and the outside of the screw rod 34 is threadedly connected with a nut 35.

[0023] Adopt above scheme: A fixed block 21 and B fixed block 22 adopt high strength aluminum alloy material, and its internal passage is cooperated with the cooperation tolerance of movable rod 23 and is controlled at ±0.05mm, ensure the smoothness and tightness when movable rod 23 inserts, movable rod 23 adopts stainless steel material, and surface is treated with hard chrome, improve wear resistance, when rotating locking ring 24, its internal trapezoidal thread and the external thread of movable rod 23 are mutually engaged, through mechanical force increasing principle, only need to exert smaller torque to generate enough axial pressure, and movable rod 23 is locked in fixed block, when the unevenness of bottom surface exists to a certain degree, abutment plate 33 can self-adaptively adjust angle, always keep good contact with bottom surface, thereby ensure the stability of device whole, and the combination of screw rod 34 and nut 35 still provides additional adjusting function, by loosening nut 35, the extension length of screw rod 34 is finely adjusted, and then the inclination angle of rotating rod 32 is changed, can accurately adjust the pressure distribution of abutment plate 33 to bottom surface, further optimize the friction and support force balance between device and ground.

[0024] As Figures 1 to 5 The back of the main body 1 is welded with two support rods 36, which are symmetrically distributed, the bottom of the support rod 36 is fixedly connected with the top of the extension block extended from the bottom of the main body 1, and the inner wall of the main body 1 is provided with a sliding groove, and the inner wall of the sliding groove is slidably connected with an extension plate 11, and the top of the extension plate 11 is provided with a locking block 12.

[0025] Adopt above scheme: support rod 36 is fixedly connected with the extension block extended from the bottom of the main body 1, forming a stable triangular support structure 3, the triangular structure has high stability in mechanics, can effectively resist external force, the design of extension plate 11 provides flexible space adjusting function for the device, when it is required to expand the height range of the protection area, the extension plate 11 can be slid out of the sliding groove, and the effective shielding area of the protection barrier is increased, the adjustable design makes the device can adapt to different height requirements of detection task or scene change, the locking block 12 can fix the position of the extension block, and the specific fixing mode is screw fixing, and the A fixed block 21 and the B fixed block 22 are respectively installed on the two sides of the two extension plates 11 away from each other.

[0026] The working principle of the utility model is:

[0027] When installing, first, the plurality of main bodies 1 are carried to the corresponding positions around the detection safety area, and are preliminarily laid out according to the shape of the area, then the movable rod 23 is picked up and inserted into the A fixed block 21 and the B fixed block 22, due to the extremely small cooperation tolerance, the movable rod 23 can be smoothly inserted, then the locking ring 24 is rotated, the engagement between the trapezoidal thread of the locking ring 24 and the outer thread of the movable rod 23 generates axial pressure through small torque, and the movable rod 23 is quickly and firmly locked, the splicing connection between the main bodies 1 is completed, and the safety barrier is formed, this process does not need complex tools and professional skills, and is efficient and convenient, after the device is erected, the abutting plate 33 is in contact with the bottom surface due to gravity, and the abutting plate 33 can be self-adaptively adjusted in angle, if further optimization of stability is needed, the nut 35 is loosened, the extension length of the screw rod 34 is finely adjusted to change the inclination angle of the rotating rod 32, the pressure distribution of the abutting plate 33 on the bottom surface is accurately adjusted, the friction force and the supporting force are balanced, finally, when the device is stored or transferred, the nut 35 is loosened first, the rotating rod 32 is rotated, the abutting plate 33 is stored in the groove 31, and the nut 35 is tightened to lock, so that the space utilization and the maneuverability are improved, and subsequent storage, transportation and reuse are facilitated.

[0028] It should be noted that the relational terms herein such as first and second and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any such actual relationship or order between such entities or actions. Moreover, the terms "comprises", "comprising", or any other variations 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 can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0029] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made thereto without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A safety protection device for inspecting lifting machinery, characterized in that: It includes a main body (1) and a splicing structure (2) located outside the main body (1), and a supporting structure (3) located behind the main body (1); The splicing structure (2) includes an A fixing block (21) and a B fixing block (22) located on the left and right sides of the splicing structure (2), and a movable rod (23) inserted between the A fixing block (21) and the B fixing block (22). The movable rod (23) has threaded grooves at both ends, and a locking ring (24) is threaded to the inner wall of the threaded groove.

2. The safety protection device for crane inspection according to claim 1, characterized in that: The support structure (3) includes a groove (31) at the bottom of the main body (1) and a rotating rod (32) rotatably connected inside the groove (31), as well as an abutment plate (33) fixedly connected to the outside of the rotating rod (32).

3. The safety protection device for crane inspection according to claim 2, characterized in that: One end of the rotating rod (32) is fixedly connected to a screw (34), and a nut (35) is threaded onto the outside of the screw (34).

4. The safety protection device for crane inspection according to claim 1, characterized in that: Two symmetrically distributed support rods (36) are welded to the back of the main body (1), and the bottom of the support rods (36) is fixedly connected to the top of the extension block extending from the bottom of the main body (1).

5. A safety protection device for crane inspection according to claim 1, characterized in that: The inner wall of the main body (1) is provided with a groove and an extension plate (11) is slidably connected to the inner wall of the groove. A locking block (12) is provided on the top of the extension plate (11).

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