Fault alarm device for operation of power equipment

Abstract

The utility model relates to the technical field of alarm equipment, in particular to a fault alarm device for operation of power equipment. A shell is arranged on the outer side of the alarm body, a plurality of magnet blocks are arranged on the rear side of the shell, a protection structure is arranged on the front side of the shell, the protection structure comprises a protection plate slidably installed in the shell in the vertical direction, the protection plate is arranged in front of the alarm body, and threaded rods are rotationally installed in the shell and located on the two sides of the protection plate respectively. A driving motor used for driving the threaded rod to rotate is installed at the bottom of the threaded rod, threaded sliding blocks are connected to the two sides of the protection plate correspondingly, and the threaded sliding blocks are connected to the threaded rod through threads; according to the device, a protection structure is designed, so that the alarm body is located in a relatively sealed environment, influences of water and dust are prevented, and when the alarm body is started, it is guaranteed that the alarm effect is not influenced; the magnetic blocks are designed, and the shielding layer is designed in the shell, so that mutual influence of magnetic fields is effectively prevented, and the influence on work of the alarm body is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of alarm equipment, specifically relates to a fault alarm device for power equipment operation. BACKGROUND

[0002] In the operation process of power equipment, the fault of equipment is often difficult to predict and has great destructiveness, and the stability of the fault alarm device also determines the stability of the system to some extent, the traditional power equipment fault alarm device adopts simple open design or closed design, and dust and water vapor can easily enter the alarm device of open design, resulting in problems in the device, and the closed design can prevent the interference of external environment on the equipment, but at the same time, the sound emitting part of the device is blocked to a certain extent, and the sound wave is weakened to a certain extent, resulting in the decline of the alarm effect, and also increasing the difficulty of equipment maintenance and fault elimination. UTILITY MODEL CONTENTS

[0003] The utility model aims at the defects and deficiencies of prior art, and provides a fault alarm device for power equipment operation with reasonable design, which can solve the above defects.

[0004] In order to achieve the above object, the utility model adopts the following technical scheme: it contains the alarm body, the outer side of the alarm body is equipped with the shell, the rear side of the shell is equipped with a plurality of magnet blocks, the front side of the shell is equipped with the protection structure, the protection structure contains the protection plate which is installed in the shell along the vertical direction, the protection plate is located in front of the alarm body, the screw rod is rotatably installed at both sides of the protection plate in the shell, the bottom position of the screw rod is installed with the driving motor for driving the rotation, the both sides of the protection plate are respectively connected with the threaded sliding block, and the threaded sliding block is connected on the screw rod through the thread.

[0005] Preferably, the shell is provided with a shielding layer.

[0006] Preferably, the top end of the protection plate is connected with a sealing clamping block, the top end of the shell is provided with a sealing clamping groove, the sealing clamping block is clamped in the sealing clamping groove, and the outer side of the sealing clamping block is provided with a sealing ring.

[0007] Preferably, the rear side of the shell is provided with an anti-skid strip.

[0008] Preferably, the both sides of the shell are provided with a plurality of mounting ears, and the mounting ear is provided with a hole for bolt mounting.

[0009] After adopting the above structure, the utility model has the beneficial effects that:

[0010] 1. The device designs protection structure, drives motor to drive protection plate to lift, the protection plate can shield siren body after descending, so that siren body is in relatively sealed environment, prevent the influence of water and dust, can also open protection plate when siren body starts, guarantee the alarm effect is not influenced.

[0011] 2. The device designs magnet block, utilizes magnetic force to install device quickly, installation is simple, simultaneously designs antiskid strip, increases friction, and designs shielding layer in shell, effectively prevents mutual influence of magnetic field, to reduce the working influence of siren body. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is the front side structure schematic diagram of the utility model;

[0013] Figure 2 It is the rear side structure schematic diagram of the utility model;

[0014] Figure 3 It is the internal structure schematic diagram of the utility model;

[0015] Figure 4 It is the internal structure schematic diagram of the utility model when protection plate rises;

[0016] Figure 5 It is the partial sectional view of shell of the utility model.

[0017] BRIEF DESCRIPTION OF DRAWINGS

[0018] 1, shell; 2, siren body; 3, mounting lug; 4, antiskid strip; 5, magnet block; 6, protection plate; 7, sealing block; 8, drive motor; 9, threaded rod; 10, threaded slide block; 11, sealing slot; 12, shielding layer. DETAILED DESCRIPTION

[0019] The technical scheme in the embodiments of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor are within the protection scope of the utility model.

[0020] Referring to Figures 1-5As shown, it includes alarm body 2, alarm body 2 outside is equipped with shell 1, shell 1 rear side is equipped with several magnet block 5, shell 1 rear side is equipped with anti-skid strip 4 outside magnet block 5, shell 1 is equipped with shielding layer 12, shell 1 front side is equipped with protection structure, protection structure includes the protection plate 6 of vertical direction sliding installation in shell 1, protection plate 6 is located in the front of alarm body 2, shell 1 is located in the both sides of protection plate 6 respectively rotationally installed with threaded rod 9, threaded rod 9 bottom position is installed with the drive motor 8 for driving its rotation, the both sides of protection plate 6 are connected with threaded slide block 10, threaded slide block 10 is all connected on threaded rod 9 through screw thread;

[0021] Protection plate 6 top end is connected with sealing block 7, shell 1 top end is opened with sealing slot 11, sealing block 7 is clamped in sealing slot 11, sealing ring is equipped on the outside of sealing block 7;

[0022] Shell 1 both sides are equipped with a plurality of mounting ears 3, mounting ear 3 is equipped with hole for bolt installation.

[0023] The principle and use process of the utility model:

[0024] When installing, directly aligning the device to the installation position, under the magnetic force of magnet block 5, the device can be adsorbed to the installation position, anti-skid strip 4 can enhance stability, also can be reinforced by bolt through mounting ear 3, to further enhance the installation stability of the device, then drive motor 8 and alarm body 2 are connected to the control system, when the alarm is needed, drive motor 8 is started, drives threaded rod 9 to rotate, in turn drives threaded slide block 10 and protection plate 6 to rise, so that the mouth of alarm body 2 is exposed, the sound emitted by alarm body 2 can not be affected, after closing, protection plate 6 falls back, sealing block 7 enters sealing slot 11 to seal, to prevent water or dust from entering the gap;

[0025] Shielding layer 12 can isolate the magnetic field generated by magnet block 5 and alarm body 2, to prevent magnetic force from affecting each other.

[0026] It should be understood that the above specific embodiments of the utility model are only used for example or explanation of the principle of the utility model, and do not constitute the limitation of the utility model. Therefore, any modification, equivalent replacement, improvement, etc. made without deviating from the spirit and scope of the utility model should be included in the protection scope of the utility model. In addition, the appended claims of the utility model aim to cover all changes and modifications falling within the scope and boundary of the appended claims, or the equivalent forms of such scope and boundary.

Claims

1. A fault alarm device for electric power equipment operation, comprising an alarm body (2), characterized in that: The alarm body (2) is provided with a shell (1) outside, the rear side of the shell (1) is provided with a plurality of magnet blocks (5), the front side of the shell (1) is provided with a protection structure, the protection structure comprises a protection plate (6) slidingly installed in the shell (1) in the vertical direction, the protection plate (6) is located in front of the alarm body (2), the shell (1) is rotatably installed with a threaded rod (9) at both sides of the protection plate (6), the bottom of the threaded rod (9) is provided with a driving motor (8) for driving the rotation thereof, the protection plate (6) is connected with a threaded sliding block (10) on both sides, and the threaded sliding block (10) is connected with the threaded rod (9) through threads.

2. The fault alarm device for power equipment operation according to claim 1, characterized in that: The shell (1) is provided with a shielding layer (12) inside.

3. The fault alarm device for power equipment operation according to claim 2, characterized in that: The top end of the protection plate (6) is connected with a sealing clamping block (7), the top end of the shell (1) is provided with a sealing clamping groove (11), the sealing clamping block (7) is clamped in the sealing clamping groove (11), and the outer side of the sealing clamping block (7) is provided with a sealing ring.

4. The fault alarm device for power equipment operation according to claim 3, characterized in that: The rear side of the shell (1) is provided with an anti-skid strip (4).

5. The fault alarm device for power equipment operation according to claim 4, characterized in that: The shell (1) is provided with a plurality of mounting ears (3) on both sides, and the mounting ears (3) are provided with holes for bolt mounting.

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