Protective cover convenient to install for surface mine blasting

Abstract

The utility model discloses a protective cover convenient to install for surface mine blasting, and relates to the technical field of mine blasting protection, the protective cover comprises a protective shell and a base, the top end of the base is provided with an installation seat, and a buffer mechanism is arranged between a buffer pad and the installation seat; a base is fixedly installed on the outer surface of the protective shell, a movable rod is movably connected to the inner side face of the protective shell in an abutting mode, and a storage mechanism is arranged between the base and the movable rod. According to the protective cover convenient to install for surface mine blasting, a movable rod is pressed to drive a pressing rod to move, the movable rod drives a buffer spring to stretch out and draw back, and the pressing rod drives a damping spring to stretch out and draw back, so that generated impact force is relieved, the overall stability is improved, the movable rod is supported through a rotating rod, a connecting piece is manually pulled, and the connecting piece drives a protective shell to move; and the protective shell drives the pressing rod to move, the pressing rod drives the movable rod to move, the rotating rod drives the movable rod to rotate, equipment storage is facilitated, and installation by personnel is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of mine blasting protection, in particular to a convenient-to-install protective cover for open pit mine blasting. BACKGROUND

[0002] Minerals have a huge promoting effect on the development and progress of human social civilization. In the mining process, some ores and rocks that cannot be collected by machines are often encountered. At this time, blasting operation is needed for the ores and rocks. The flying of the broken stones during blasting may cause safety accidents.

[0003] However, the existing protective cover cannot resist small broken stones when relying on a simple protective net during use, and cannot effectively buffer large broken stones. In addition, the process of broken stone impact may cause noise pollution to the surrounding environment.

[0004] In order to solve the above-mentioned defects, the Chinese patent with publication number CN215810509U discloses a mine blasting stone protection device, which includes a protective frame, a protective plate is arranged on the right side of the protective frame, a vertical plate is arranged on the right side of the protective plate, a driven protective net is fixedly installed at the middle position of the protective frame, a spring a is fixedly installed on the left side of the protective plate, a nut a is fixedly installed on one end of the spring a, rubber pads are sleeved on the surfaces of the nut a and the spring a, a spring b is fixedly installed on the right side of the protective plate, and a nut b is fixedly installed on one end of the spring b. During actual use, the protective frame, the driven protective net, the protective plate, the vertical plate, the spring a and the spring b are connected. In the process of protecting the impact of broken stones, the driven protective net filters larger broken stones, and the spring a and the spring b repeatedly share and reduce the impact force generated by the broken stones, thereby achieving a good buffering effect.

[0005] The above-mentioned device uses a driven protective net to protect larger broken stones during use. However, the driven protective net in the above-mentioned device only protects larger broken stones, and smaller broken stones may injure people's bodies, thereby causing people's injuries. Therefore, smaller broken stones may injure people's bodies during actual use. UTILITY MODEL CONTENTS

[0006] The utility model aims to provide a convenient-to-install protective cover for open pit mine blasting to solve the problem that smaller broken stones may injure people's bodies in the above-mentioned background technology.

[0007] To achieve the above object, the utility model provides the following technical scheme: A kind of protective cover for open-pit mine blasting convenient to install, including protective shell and base, the outer surface of the protective shell is fixedly installed with buffer pad, the outer surface of the buffer pad is fixedly installed with protective plate, the top of the base is installed with mounting seat, and buffer mechanism is arranged between the buffer pad and mounting seat;The outer surface of the protective shell is fixedly installed with base, the inner side of the protective shell is movably contacted with movable rod, and storage mechanism is arranged between the base and movable rod.

[0008] Further, the storage mechanism includes a rotating rod, the rotating rod is movably installed on the inner side of the movable rod, the two sides of the rotating rod are fixedly installed with connecting blocks, and the connecting blocks are movably contacted on the two sides of the movable rod.

[0009] Further, the inner side of the connecting block is movably installed with a positioning rod, the positioning rod is fixedly installed at the inner end of the protective shell, and the connecting block and the positioning rod form a sliding structure.

[0010] Further, the outer surface of the movable rod is fixedly installed with a pressing rod, the outer surface of the movable rod is fixedly installed with a buffer spring, the outer surface of the pressing rod is movably contacted with a limiting disc, and the movable rod and the buffer spring form an extension structure.

[0011] Further, the buffer mechanism includes a shock-absorbing spring, the shock-absorbing spring is fixedly installed on the outer surface of the pressing rod, the outer surface of the shock-absorbing spring is fixedly installed with a protective shell, and the pressing rod and the shock-absorbing spring form an extension structure.

[0012] Further, the outer surface of the protective shell is threadedly installed with a connecting piece, the outer surface of the connecting piece is threadedly installed with a fixed seat, and the outer surface of the fixed seat is movably installed with a supporting rod.

[0013] Further, the supporting rod is fixedly installed at the inner end of the mounting seat, the outer surface of the mounting seat is fixedly installed with a return spring, the inner side of the mounting seat is threadedly installed with a spiral piece, and the outer surface of the spiral piece is fixedly installed with a rotating handle.

[0014] Compared with the prior art, the utility model has the advantages that: the protective cover for open-pit mine blasting convenient to install blocks the debris generated by blasting, uses the buffer pad to relieve the impact force of the protective shell, and improves the overall protection by the protective plate, thereby increasing the safety of personnel and avoiding injury to personnel.

[0015] Further, the movable rod is supported by rotating the rotating rod, the connecting block is limited by the positioning rod, the connecting piece is manually pulled, the protective shell is moved by the connecting piece, the pressing rod is moved by the protective shell, the movable rod is moved by the pressing rod, the movable rod is rotated by the rotating rod, so that the equipment is convenient to store, and the personnel is convenient to install.

[0016] 2. The movable rod is pressed to drive the pressing rod to move, the movable rod drives the buffer spring to expand and contract, the pressing rod drives the damping spring to expand and contract, so that the impact force is relieved, the vibration of the protective shell is reduced, and the stability of the whole is improved.

[0017] Further, the protective shell is manually rotated, the connecting piece is screw-mounted in the inner end of the fixed seat, the fixed seat is supported by the supporting rod, the fixed seat is conveniently reset to the inner end of the mounting seat by the reset spring, and the rotating handle is manually rotated, so that the fixed seat is conveniently positioned, the personnel is convenient to install and maintain, and the service life of the equipment is increased. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a whole structure schematic view of the utility model;

[0019] Figure 2 It is a protective shell cross section structure schematic view of the utility model;

[0020] Figure 3 It is a movable rod three-dimensional structure schematic view of the utility model;

[0021] Figure 4 It is a connecting piece three-dimensional structure schematic view of the utility model;

[0022] Figure 5 It is a protective shell cross section structure schematic view of the utility model;

[0023] Figure 6 It is a mounting seat cross section structure schematic view of the utility model.

[0024] In the drawing: 1, protective shell; 2, base; 3, buffer pad; 4, protective plate; 5, movable rod; 6, rotating rod; 7, connecting block; 8, pressing rod; 9, buffer spring; 10, limiting disc; 11, damping spring; 12, protective shell; 13, connecting piece; 14, fixed seat; 15, mounting seat; 16, supporting rod; 17, reset spring; 18, spiral piece; 19, rotating handle; 20, positioning rod. DETAILED DESCRIPTION

[0025] With reference to the drawings in the embodiments of the present application, the technical solutions in the embodiments of the present application will be clearly and completely described, obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by the ordinary skilled in the art without creative labor are within the protection scope of the present application.

[0026] Embodiment one: please refer to Figure 1 Figure 6 The utility model provides the following technical scheme: a kind of protective cover for easy installation of open-pit mine blasting, including protective shell 1 and base 2, the outer surface of protective shell 1 is fixedly installed with buffer pad 3, the outer surface of buffer pad 3 is fixedly installed with protective plate 4, the top of base 2 is installed with mounting seat 15, and buffer mechanism is provided between buffer pad 3 and mounting seat 15;The outer surface of protective shell 1 is fixedly installed with base 2, the inner side of protective shell 1 is movably contacted with movable rod 5, and storage mechanism is provided between base 2 and movable rod 5.

[0027] The impact force generated by the buffer mechanism between the buffer pad 3 and the mounting seat 15 is relieved, thereby increasing the safety of personnel, and the storage mechanism between the base 2 and the movable rod 5 is used to store and release the buffer mechanism, thereby reducing the loss of equipment and increasing the service life of the equipment.

[0028] Embodiment two: on the basis of embodiment one, please refer to Figure 1 Figure 6 Also disclosed is a movable rod 5, which has the following specific structure: the storage mechanism includes a rotating rod 6 movably installed on the inner side of the movable rod 5, connecting blocks 7 fixedly installed on both sides of the rotating rod 6, the connecting blocks 7 movably abutting on both sides of the movable rod 5, a positioning rod 20 movably installed on the inner side of the connecting block 7, the positioning rod 20 fixedly installed on the inner end of the protective shell 1, and the connecting block 7 and the positioning rod 20 forming a sliding structure, a pressing rod 8 fixedly installed on the outer surface of the movable rod 5, a buffer spring 9 fixedly installed on the outer surface of the movable rod 5, a limiting disc 10 movably abutting on the outer surface of the pressing rod 8, and the movable rod 5 and the buffer spring 9 forming an extension structure.

[0029] The protective shell 1 blocks the rock fragments generated by blasting, the buffer pad 3 relieves the impact force of the protective shell 1, and the protective plate 4 improves the overall protection, thereby increasing the safety of personnel and avoiding injury to personnel. The rotating rod 6 supports the movable rod 5, the positioning rod 20 limits the connecting block 7, the connecting member 13 is manually pulled, the connecting member 13 drives the protective shell 12 to move, the protective shell 12 drives the pressing rod 8 to move, the pressing rod 8 drives the movable rod 5 to move, and the rotating rod 6 drives the movable rod 5 to rotate, thereby facilitating the storage of the equipment and the installation of personnel.​​

[0030] Embodiment three: on the basis of embodiment one, please refer to Figure 1 Figure 6 It is also disclosed that the connecting piece 13 is specifically structured as follows: the buffer mechanism comprises the damping spring 11 fixedly installed on the outer surface of the pressing rod 8, the outer surface of the damping spring 11 is fixedly installed with the protective shell 12, and the pressing rod 8 and the damping spring 11 form an extension structure, the outer surface of the protective shell 12 is threadedly installed with the connecting piece 13, the outer surface of the connecting piece 13 is threadedly installed with the fixed seat 14, and the outer surface of the fixed seat 14 is movably installed with the supporting rod 16, the supporting rod 16 is fixedly installed at the inner end of the mounting seat 15, the outer surface of the mounting seat 15 is fixedly installed with the return spring 17, the inner side surface of the mounting seat 15 is threadedly installed with the spiral piece 18, and the outer surface of the spiral piece 18 is fixedly installed with the rotating handle 19.

[0031] The movable rod 5 is pressed to drive the pressing rod 8 to move, the movable rod 5 drives the buffer spring 9 to extend and retract, the pressing rod 8 drives the damping spring 11 to extend and retract, so as to relieve the impact force generated, reduce the vibration of the protective shell 1, and improve the overall stability, and the protective shell 12 is manually rotated, the connecting piece 13 is threadedly installed at the inner end of the fixed seat 14, the fixed seat 14 is supported by the supporting rod 16, the fixed seat 14 is reset to the inner end of the mounting seat 15 by the return spring 17, and the rotating handle 19 is manually rotated, the rotating handle 19 drives the spiral piece 18 to rotate, so as to facilitate the positioning of the fixed seat 14, thereby facilitating the installation and maintenance of personnel and increasing the service life of the equipment.

[0032] In the description of the present application, it should be pointed out that, unless otherwise explicitly specified and limited, the terms "connected", "connected" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0033] Although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part of the technical features, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.​

Claims

1. A protective cover for easy installation in open-pit mine blasting, comprising a protective outer shell (1) and a base (2), characterized in that: A buffer pad (3) is fixedly installed on the outer surface of the protective shell (1), a protective plate (4) is fixedly installed on the outer surface of the buffer pad (3), a mounting seat (15) is installed on the top of the base (2), and a buffer mechanism is provided between the buffer pad (3) and the mounting seat (15). A base (2) is fixedly installed on the outer surface of the protective shell (1), and a movable rod (5) is movably abutted against the inner side of the protective shell (1). A storage mechanism is provided between the base (2) and the movable rod (5).

2. The easily installable protective cover for open-pit mine blasting according to claim 1, characterized in that: The storage mechanism includes a rotating rod (6), which is movably installed on the inner side of the movable rod (5). Connecting blocks (7) are fixedly installed on both sides of the rotating rod (6), and the connecting blocks (7) movably abut against both sides of the movable rod (5).

3. The easily installable protective cover for open-pit mine blasting according to claim 2, characterized in that: A positioning rod (20) is movably installed on the inner side of the connecting block (7). The positioning rod (20) is fixedly installed on the inner end of the protective shell (1), and the connecting block (7) and the positioning rod (20) form a sliding structure.

4. The easily installable protective cover for open-pit mine blasting according to claim 3, characterized in that: A pressing rod (8) is fixedly installed on the outer surface of the movable rod (5), and a buffer spring (9) is fixedly installed on the outer surface of the movable rod (5). The outer surface of the pressing rod (8) movably abuts against the limiting plate (10), and the movable rod (5) and the buffer spring (9) form a telescopic structure.

5. A protective cover for easy installation in open-pit mine blasting according to claim 1, characterized in that: The buffer mechanism includes a shock-absorbing spring (11), which is fixedly installed on the outer surface of the pressing rod (8). A protective shell (12) is fixedly installed on the outer surface of the shock-absorbing spring (11), and the pressing rod (8) and the shock-absorbing spring (11) form a telescopic structure.

6. A protective cover for easy installation in open-pit mine blasting according to claim 5, characterized in that: The outer surface of the protective shell (12) is threaded with a connector (13), the outer surface of the connector (13) is threaded with a fixing seat (14), and the outer surface of the fixing seat (14) is movably mounted with a support rod (16).

7. A protective cover for easy installation in open-pit mine blasting according to claim 6, characterized in that: The support rod (16) is fixedly installed on the inner end of the mounting base (15). A return spring (17) is fixedly installed on the outer surface of the mounting base (15). A screw (18) is threaded on the inner side of the mounting base (15), and a rotating handle (19) is fixedly installed on the outer surface of the screw (18).

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