Ultra-low frequency vibration sensor convenient to install

Abstract

The utility model relates to the field of vibration sensors, and discloses an ultra-low frequency vibration sensor convenient to install. The vibration sensor comprises a vibration sensor body, the outer end of the vibration sensor body is in threaded connection with a fixing ring, the lower end of the fixing ring is provided with a limiting mechanism, and the outer end, located at the lower end of the limiting mechanism, of the fixing ring is provided with an installation clamping mechanism. A second limiting nut and a first limiting nut are screwed to enable a threaded rod to drive a limiting ring to move upwards, a second reset spring of the clamping ring drives the clamping ring to move upwards, and therefore an installation clamping piece is driven by the reset spring to abut against and be clamped to an installation notch; when the vibration sensor body needs to be taken out, the limiting ring and the connecting ring are moved downwards, and the mounting clamping piece is contracted, so that the vibration sensor body is taken out; through the cooperation of the above structure, the vibration sensor body can be conveniently taken out while being installed and reinforced.

Description

Technical Field

[0001] The present application belongs to the technical field of vibration sensors, and specifically relates to an ultra-low frequency vibration sensor that is easy to install. Background Art

[0002] In the highly developed modern industry, the development of modern testing technology towards digitalization and informatization has become an inevitable development trend. The forefront of the test system is the sensor, which is the soul of the entire test system and is listed as a cutting-edge technology by countries around the world. In particular, the rapid development of IC technology and computer technology in recent years has provided a good and reliable scientific and technological foundation for the development of sensors. The development of sensors is accelerating, and digitalization, multi-function and intelligence are the important characteristics of the development of modern sensors.

[0003] Patent document CN 201508233 U discloses a vibration sensor comprising a connecting terminal for an inductor coil, a magnet, a spring, an inductor coil frame, and an inductor coil wound within the inductor coil frame. This vibration sensor solves the problems of inconvenient component assembly, space occupation, and high costs. It is widely used in electromagnetic vibration sensors, such as vibration alarms for automobiles, bicycles, and earthquake warning systems.

[0004] However, the inventors have discovered that this technical solution still has at least the following defects:

[0005] When the installation location is relatively narrow, it may be inconvenient for workers to tighten the nut, thereby reducing the convenience of installing the vibration sensor. Utility Model Content

[0006] The purpose of this application is to provide an ultra-low frequency vibration sensor that is easy to install in order to solve the above-mentioned problems.

[0007] The technical solution adopted in this application is as follows: an ultra-low frequency vibration sensor that is easy to install, comprising a vibration sensor body, the outer end of the vibration sensor body being threadedly connected to a fixing ring, a limiting mechanism being provided at the lower end of the fixing ring, and an installation clamping mechanism being provided at the outer end of the fixing ring located at the lower end of the limiting mechanism.

[0008] By adopting the above technical solution, after the vibration sensor body is inserted into the installation slot, the limit nut 2 and the limit nut 1 are turned to drive the threaded rod to move the limit ring upward, and the clamping ring is driven to move upward by the reset spring 2 of the clamping ring, so that the installation card is driven by the reset spring to clamp the installation slot; when the vibration sensor body needs to be removed, the limit ring and the connecting ring are moved downward, and the installation card is retracted to remove the vibration sensor body.

[0009] In a preferred embodiment, the fixing ring consists of two groups, and the limiting mechanism includes a connecting disk 1, and threaded rods are slidably connected to both sides of the upper end of the connecting disk 1. The threaded rods are located on the outer side of the upper end of the connecting disk 1 and are threadedly connected to a limiting nut 2.

[0010] By adopting the above technical solution, the limiting nut 2 can be fixed through the fixing ring after the fixing ring is fixed, thereby driving the connecting disk 1 to be fixed.

[0011] In a preferred embodiment, the threaded rod is slidably connected to the second connecting disk on the outer side of the lower end of the connecting disk, and the threaded rod is threadedly connected to the first limiting nut on the outer side of the upper end of the second connecting disk.

[0012] By adopting the above technical solution, the limiting nut 1 can fix the threaded rod after moving the threaded rod upward.

[0013] In a preferred embodiment, the installation clamping mechanism includes a connecting ring, the outer end of the connecting ring is rotatably connected to the installation card, the relative inner side of the installation card is fixedly connected to a reset spring, and the end of the reset spring away from the installation card is fixedly connected to the outer end of the vibration sensor body.

[0014] By adopting the above technical solution, after the clamping ring is slid out, the installation card is reset and pushed by the reset spring, and the vibration sensor body can be fixed by the installation card.

[0015] In a preferred embodiment, the outer end of the mounting card is slidably connected to a clamping ring, the lower side of the outer end of the mounting card is fixedly connected to an anti-slip block, the relative inner side of the connecting ring is fixedly connected to a fixed block, and the relative inner side of the fixed block is fixedly connected to the outer end of the vibration sensor body.

[0016] By adopting the above technical solution, the clamping ring can drive the installed card to shrink.

[0017] In a preferred embodiment, the lower end of the threaded rod is fixedly connected to a limiting ring, a hole is provided inside the limiting ring for the installation clamping mechanism to slide, the upper end of the clamping ring is fixedly connected to a reset spring 2, and the upper end of the reset spring 2 is fixedly connected to the lower end of the limiting ring.

[0018] By adopting the above technical solution, the installation clamping mechanism can be contracted when the limit ring moves downward.

[0019] In summary, due to the adoption of the above technical solution, the beneficial effects of this application are:

[0020] In this application, after the vibration sensor body is inserted into the installation slot, the limit nut 2 and the limit nut 1 are turned to drive the threaded rod to move the limit ring upward, and the clamping ring is driven to move upward by the reset spring 2 of the clamping ring, so that the installation card is clamped against the installation slot under the drive of the reset spring; when the vibration sensor body needs to be removed, the limit ring and the connecting ring are moved downward, and the installation card is contracted to remove the vibration sensor body; through the cooperation of the above structure, it is convenient to install and reinforce the vibration sensor body while removing the vibration sensor body. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the structure of this application;

[0022] Figure 2 It is the front view in this application;

[0023] Figure 3 This is a structural diagram of the installation of the clamping mechanism in this application.

[0024] Markings in the figure: 1. Vibration sensor body; 2. Fixing ring; 3. Limiting mechanism; 301. Connecting disk 1; 302. Connecting disk 2; 303. Threaded rod; 304. Limiting nut 1; 305. Limiting nut 2; 306. Limiting ring; 4. Installation clamping mechanism; 401. Connecting ring; 402. Installation card; 403. Anti-slip block; 404. Reset spring; 405. Clamping ring. DETAILED DESCRIPTION

[0025] To make the purpose, technical solutions, and advantages of the embodiments of this application more clear, the technical solutions in the embodiments of this application will be clearly and completely described below in conjunction with the embodiments of this application. Obviously, the described embodiments are part of the embodiments of this application, not all of the embodiments. Based on the embodiments in this application, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of this application.

[0026] Example:

[0027] Reference Figure 1-3, an ultra-low frequency vibration sensor that is easy to install, includes a vibration sensor body 1, the outer end of the vibration sensor body 1 is threadedly connected to a fixing ring 2, the lower end of the fixing ring 2 is provided with a limiting mechanism 3, and the outer end of the fixing ring 2 located at the lower end of the limiting mechanism 3 is provided with an installation clamping mechanism 4. After the vibration sensor body 1 is inserted into the installation slot, the limiting nut 2 305 and the limiting nut 1 304 are screwed to drive the threaded rod 303 to drive the limiting ring 306 to move upward, and the clamping ring 405 is driven to move upward by the reset spring 2 of the clamping ring 405, so that the installation card 402 is driven by the reset spring 404 to clamp the installation slot; when the vibration sensor body 1 needs to be removed, the limiting ring 306 and the connecting ring 401 are moved downward to shrink the installation card 402, so that the vibration sensor body 1 can be removed.

[0028] Reference Figure 1-3 The fixing ring 2 consists of two groups, and the limiting mechanism 3 includes a connecting disk 1 301. The upper ends of the connecting disk 1 301 are slidably connected with threaded rods 303 on both sides. The threaded rods 303 are located on the outer side of the upper end of the connecting disk 1 301 and are threadedly connected with limiting nuts 2 305. The limiting nuts 2 305 can be fixed through the fixing ring 2 after the fixing ring 2 is fixed, thereby driving the connecting disk 1 301 to be fixed.

[0029] Reference Figure 1-3 The threaded rod 303 is located on the outer side of the lower end of the connecting disk 1 301 and is slidably connected to the connecting disk 2 302. The threaded rod 303 is located on the outer side of the upper end of the connecting disk 2 302 and is threadedly connected to the limiting nut 1 304. The limiting nut 1 304 can fix the threaded rod 303 after the threaded rod 303 moves upward.

[0030] Reference Figure 1-3 The installation clamping mechanism 4 includes a connecting ring 401, the outer end of the connecting ring 401 is rotatably connected to the installation card 402, and the relative inner side of the installation card 402 is fixedly connected to the reset spring 404. The end of the reset spring 404 away from the installation card 402 is fixedly connected to the outer end of the vibration sensor body 1. After the clamping ring 405 is slid out, the reset spring 404 is used to reset and push the installation card 402, and the vibration sensor body 1 can be fixed by the installation card 402.

[0031] Reference Figure 1-3 The outer end of the mounting card 402 is slidably connected to a clamping ring 405, the lower side of the outer end of the mounting card 402 is fixedly connected to an anti-slip block 403, the relatively inner side of the connecting ring 401 is fixedly connected to a fixed block, the relatively inner side of the fixed block is fixedly connected to the outer end of the vibration sensor body 1, and the clamping ring 405 can drive the mounting card 402 to retract.

[0032] Reference Figure 1-3The lower end of the threaded rod 303 is fixedly connected to the limiting ring 306. The interior of the limiting ring 306 is provided with a hole for the sliding installation of the clamping mechanism 4. The upper end of the clamping ring 405 is fixedly connected to the reset spring 2. The upper end of the reset spring 2 is fixedly connected to the lower end of the limiting ring 306. When the limiting ring 306 moves downward, the installation clamping mechanism 4 can be contracted.

[0033] The implementation principle of an ultra-low frequency vibration sensor embodiment of the present application that is easy to install is as follows:

[0034] When in use, after inserting the vibration sensor body 1 into the installation slot, screw the limiting nut 2 305 and the limiting nut 1 304 to drive the threaded rod 303 to move up, and the clamping ring 405 is driven to move up by the reset spring 2 of the clamping ring 405, so that the installation card 402 is clamped against the installation slot under the drive of the reset spring 404; when the vibration sensor body 1 needs to be removed, the limiting ring 306 and the connecting ring 401 are moved downward, and the installation card 402 is contracted to remove the vibration sensor body 1; through the cooperation of the above structure, it is convenient to install and reinforce the vibration sensor body 1 while removing the vibration sensor body 1.

[0035] The above embodiments are only used to illustrate the technical solutions of the present application, rather than to limit them. Although the present application has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. An ultra-low frequency vibration sensor that is easy to install, comprising a vibration sensor body (1), characterized in that: The outer end of the vibration sensor body (1) is threadedly connected to a fixing ring (2), a limiting mechanism (3) is provided at the lower end of the fixing ring (2), and a mounting clamping mechanism (4) is provided at the outer end of the fixing ring (2) located at the lower end of the limiting mechanism (3).

2. The ultra-low frequency vibration sensor that is easy to install as claimed in claim 1, characterized in that: The fixing ring (2) consists of two groups, and the limiting mechanism (3) includes a connecting disk (301). The upper ends of the connecting disk (301) are slidably connected to threaded rods (303). The threaded rods (303) are located on the outer sides of the upper ends of the connecting disk (301) and are threadedly connected to limiting nuts (305).

3. The ultra-low frequency vibration sensor that is easy to install as claimed in claim 2, characterized in that: The threaded rod (303) is located on the outer side of the lower end of the connecting disk 1 (301) and is slidably connected to the connecting disk 2 (302). The threaded rod (303) is located on the outer side of the upper end of the connecting disk 2 (302) and is threadedly connected to the limiting nut 1 (304).

4. The ultra-low frequency vibration sensor that is easy to install as claimed in claim 3, characterized in that: The mounting clamping mechanism (4) includes a connecting ring (401), the outer end of the connecting ring (401) is rotatably connected to a mounting card (402), the opposite inner side of the mounting card (402) is fixedly connected to a return spring (404), and the end of the return spring (404) away from the mounting card (402) is fixedly connected to the outer end of the vibration sensor body (1).

5. The ultra-low frequency vibration sensor that is easy to install as claimed in claim 4, characterized in that: The outer end of the installation card (402) is slidably connected to a clamping ring (405), the lower side of the outer end of the installation card (402) is fixedly connected to an anti-dropping block (403), the relatively inner side of the connection ring (401) is fixedly connected to a fixing block, and the relatively inner side of the fixing block is fixedly connected to the outer end of the vibration sensor body (1).

6. The ultra-low frequency vibration sensor that is easy to install as claimed in claim 5, characterized in that: The lower end of the threaded rod (303) is fixedly connected to a limiting ring (306), and a hole is provided inside the limiting ring (306) for the mounting clamping mechanism (4) to slide. The upper end of the clamping ring (405) is fixedly connected to a second return spring, and the upper end of the second return spring is fixedly connected to the lower end of the limiting ring (306).

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