Protection device of acceleration sensor

Abstract

The utility model relates to the technical field of sensor protection, and discloses a protection device of an acceleration sensor, which comprises a device shell, a rotating groove is arranged on the upper end face of the device shell, a rotating plate is rotatably embedded in the rotating groove close to the rear end, and threaded rods are rotatably embedded in the middle points of the two sides of the device shell close to the front end. And clamping plates are arranged on one sides of the two threaded rods correspondingly, a positioning piece is arranged on the lower end face of the device shell and comprises a positioning plate, and an embedded block is fixedly arranged on the portion, close to the inner side, of the upper end face of the positioning plate. According to the utility model, the position where the sensor is installed can be positioned and installed through the positioning member, the device housing connected with the fixing member can protect the sensor, and the two clamping plates can clamp and fix a cable connected with the sensor. And a certain protection effect is achieved on the connecting part of the cable and the sensor.

Description

TECHNICAL FIELD

[0001] The utility model relates to sensor protection technical field especially relates to a protection device of acceleration sensor. BACKGROUND

[0002] Acceleration sensor, it mainly through piezoelectric ceramic will mechanical energy into electric signal, thereby realizes the collection of mechanical equipment vibration signal. Acceleration sensor mainly by sensor part (piezoelectric ceramic and power amplifier) and transmission cable is composed. And protection device is a kind of can be wrapped to sensor and plays the protective effect shell to sensor, can effectively avoid sensor damage when subjected to external force.

[0003] The inventor found the problems of the prior art in the process of realizing the present application: at present, in the working practice of using sensor, it is often found that the sensor itself is damaged under the action of external force, which may break the transmission signal connecting cable, resulting in the failure to receive normal data and causing certain economic losses. The conventional protection method is to strengthen the strength of the external metal shell of the sensor and thicken the wire diameter of the transmission cable to play a protective role. Such protection method may increase the volume of the sensor, increase the use cost, and may limit the use conditions of the sensor, reduce the use scene. Therefore, the technical personnel in the art provides a protection device of acceleration sensor to solve the problems in the background art. CONTENT OF THE UTILITY MODEL

[0004] The utility model discloses a protection device of acceleration sensor, through the positioning piece of setting can install the position of sensor positioning installation, and the device shell connected with the fixed part can play the protection effect to sensor, and the two clamping plates of setting can be clamped and fixed to the cable connected with sensor under the impetus of screw rod, and the connecting part of cable and sensor plays a certain protection effect.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] A protection device of acceleration sensor, including device shell, the device shell upper end face is set with rotary groove, the rotary groove rear end rotationally embedded with rotary plate, the device shell both sides midpoint front end rotationally embedded with screw rod, two the screw rod one side is provided with clamping plate respectively;

[0007] The device shell lower end face is provided with positioning piece, and the positioning piece includes positioning plate, the positioning plate upper end face is fixed with embedded block in the inner side, the device shell lower end face is set with embedded groove in the inner side, and the device shell lower end is set with inner cavity.

[0008] Further, the positioning plate upper end face is provided with positioning holes at both sides and the midpoint of the rear end, and the embedded block is embedded in the embedded groove.

[0009] Further, the device shell outer surface is provided with threaded holes at both sides and the midpoint of the rear end, and the positions of the three threaded holes correspond to the three positioning holes respectively.

[0010] Further, the rubber pad is fixedly arranged on the opposite side of the two clamping plates, and the two clamping plates are arranged on both sides of the inner cavity.

[0011] Further, the threaded rod is rotatably embedded on one side of the midpoint of the two clamping plates respectively, and the knob is fixedly arranged on the side away from the clamping plate.

[0012] Further, the movable slot is formed in the lower end of one side of one of the two clamping plates, and the movable plate is fixedly arranged on the lower end of the other clamping plate, and the movable plate is movably embedded in the movable slot.

[0013] Further, the device shell is made of metal material, and the sensor body is movably arranged in the inner cavity.

[0014] The utility model has the advantages of the following beneficial effects:

[0015] 1. The protective device for the acceleration sensor can fix the device shell and the positioning member by embedding, embed the embedded block provided on the lower end face of the device shell into the embedded groove of the positioning member, fix the position of the device shell, correspond the threaded holes in the device shell to the positioning holes in the positioning member, fix the device shell and the positioning member by bolts, use industrial adhesive to bond the fixing member to the installation base for the equipment inconvenient to drill and install, connect the positioning member and the device shell by industrial adhesive, and better protect the sensor without contact with the device shell.

[0016] 2, the utility model provides a kind of protection device of acceleration sensor, after being embedded and being arranged screw rod by rotating in the midpoint of the both sides of device shell, clamping plate can be rotatably arranged in one end of two screw rods, and the clamping plate arranged can be clamped and fixed to the cable connected with sensor arranged in device shell under the impetus of screw rod, so that the cable can be effectively protected, while the sensor can also be effectively avoided to be influenced when cable is pulled, and the sensor and cable in the interior of device shell can be better observed by being provided with rotating groove in the upper end surface of device shell, so that the condition of sensor can be better judged. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the first axis measurement schematic diagram of the utility model;

[0018] Figure 2 It is the second axis measurement schematic diagram of the utility model;

[0019] Figure 3 It is the third axis measurement schematic diagram of the utility model;

[0020] Figure 4 It is the clamping plate axis measurement schematic diagram of the utility model;

[0021] Figure 5 It is the positioning piece axis measurement schematic diagram of the utility model.

[0022] Legend:

[0023] 1, device shell;2, rotating plate;3, rotating groove;4, clamping plate;5, rubber pad;6, knob;7, threaded hole;8, positioning piece;9, inner cavity;10, embedded block;11, movable slot;12, movable plate;13, screw rod;801, positioning plate;802, positioning hole;803, embedded slot. DETAILED DESCRIPTION

[0024] 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 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.

[0025] Refer to Figures 1 to 5 A kind of protection device of acceleration sensor, including device shell 1, rotating groove 3 is opened in the upper end surface of device shell 1, rotating plate 2 is rotatably embedded and arranged in the rear end of rotating groove 3, screw rod 13 is rotatably embedded and arranged in the midpoint of the both sides of device shell 1, two screw rods 13 one side is respectively provided with clamping plate 4;

[0026] The lower end surface of the device shell 1 is provided with a positioning member 8, the positioning member 8 comprises a positioning plate 801, the upper end surface of the positioning plate 801 is fixedly provided with an embedded block 10 on the inner side, the lower end surface of the device shell 1 is provided with an embedded groove 803 on the inner side, and the lower end of the device shell 1 is provided with an inner cavity 9.

[0027] Specifically, after the rotating groove 3 is formed in the upper end surface of the device shell 1, the sensor can be better observed through the rotating groove 3 after installation is completed, the rotating plate 2 rotatably arranged in the rotating groove 3 can seal the device shell 1, and can also provide a certain supporting strength, after the threaded rods 13 are rotatably embedded on both sides of the device shell 1, the clamping plate 4 rotatably arranged at one end can be better moved and adjusted, so that the cable connected with the sensor can be better clamped and fixed, and the positioning member 8 arranged on the lower end surface of the device shell 1 can better position the installation position of the sensor, and the device shell 1 can be better sleeved on the outer surface of the sensor, and the inner cavity 9 formed in the device shell 1 can avoid contact with the sensor and affect the sensor.

[0028] Referring to Figure 1 and Figure 5 , the upper end surface of the positioning plate 801 is provided with positioning holes 802 at both sides of the rear end and the midpoint, and the embedded block 10 is embedded in the embedded groove 803.

[0029] Specifically, after the positioning holes 802 are formed in the positioning plate 801, the positioning member 8 can be better arranged at the installation position of the sensor, and after the embedded block 10 is embedded in the embedded groove 803, when industrial adhesive is used, the industrial adhesive can be prevented from overflowing into the inside of the shell.

[0030] Referring to Figure 2 and Figure 5 , the outer surface of the device shell 1 is provided with threaded holes 7 at both sides of the rear end and the midpoint, and the positions of the three threaded holes 7 correspond to the three positioning holes 802 respectively.

[0031] Specifically, after the threaded holes 7 are arranged on the outer surface of the device shell 1 at the lower end, the threaded holes 7 can correspond to the positioning holes 802 when the positioning member 8 is embedded and connected, so that the device shell 1 and the positioning member 8 can be better installed and fixed by using bolts to penetrate the threaded holes 7 and the positioning holes 802.

[0032] Referring to Figure 4 , the rubber pads 5 are fixedly arranged on the opposite sides of the two clamping plates 4, and the two clamping plates 4 are arranged on both sides of the inner cavity 9.

[0033] Specifically, the rubber pad 5 is arranged on one side of the clamping plate 4, so that the cable can be protected when clamped and fixed.

[0034] With reference to Figure 4 , the two threaded rods 13 are rotatably embedded in the middle points of one side of the two clamping plates 4, and the threaded rods 13 are fixedly provided with knobs 6 on the sides away from the clamping plates 4.

[0035] Specifically, after the threaded rod 13 and the clamping plate 4 are rotatably connected, the knob 6 fixedly arranged on one side of the threaded rod 13 can be rotated to drive the threaded rod 13 to rotate, and the clamping plate 4 can also be better driven to move and adjust.

[0036] With reference to Figure 2 and Figure 4 , one of the two clamping plates 4 is provided with a movable slot 11 on the lower end of one side, and the other of the two clamping plates 4 is fixedly provided with a movable plate 12 on the lower end of one side, and the movable plate 12 is movably embedded in the movable slot 11.

[0037] Specifically, after the movable slot 11 is arranged in one of the clamping plates 4, the movable plate 12 fixedly arranged on the lower end of the other clamping plate 4 can be rotatably connected, so that the clamped cable can be prevented from being detached.

[0038] With reference to Figure 1 , the device housing 1 is made of metal material, and the sensor body is movably arranged in the inner cavity 9.

[0039] Specifically, the device housing 1 made of metal material can better protect the sensor, and the device housing 1 can be arranged on the outer surface of the sensor, and the inner cavity 9 can be arranged to avoid contact between the device housing 1 and the sensor.

[0040] Working principle: in use, the user can connect the sensor and the transmission cable, and install and fix the sensor in a suitable position. After installation, the user can arrange the positioning member 8 on the outer side of the sensor, and fix the fixing member. After fixing, the user can arrange the device housing 1 on the outer surface of the sensor and rotatably connect the device housing 1 with the positioning member 8, and the user can fix and connect the device housing 1, the positioning member 8 and the mounting base by means of bolts, and rotate the two threaded rods 13 fixedly provided with the knobs 6 to drive the clamping plates 4 to clamp and fix the cable, so that the cable is protected.

[0041] 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 has been described in detail, for the skilled in the art, it still can be modified, or for part of the technical features of the equivalent replacement, the spirit and principles of the present application, made any modification, equivalent replacement, improvement, etc., should be included within the scope of the present application.

Claims

1. A protective device for an acceleration sensor, comprising a device housing (1), characterized in that: The upper end surface of the device housing (1) is provided with a rotation groove (3), a rotation plate (2) is rotatably embedded in the rotation groove (3) near the rear end, and threaded rods (13) are rotatably embedded in the midpoints of both sides of the device housing (1) near the front end, and a clamping plate (4) is respectively provided on one side of the two threaded rods (13); The lower end surface of the device housing (1) is provided with a positioning member (8), the positioning member (8) comprises a positioning plate (801), an embedding block (10) is fixedly provided on the inner side of the upper end surface of the positioning plate (801), an embedding groove (803) is provided on the inner side of the lower end surface of the device housing (1), and an inner cavity (9) is provided at the lower end of the device housing (1).

2. The protection device for an acceleration sensor according to claim 1, wherein: Positioning holes (802) are provided on both sides of the upper end surface of the positioning plate (801) near the rear end and at the midpoint, and the embedding block (10) is embedded in the embedding groove (803).

3. The protection device for an acceleration sensor according to claim 2, wherein: Threaded holes (7) are provided on both sides of the rear end and at the midpoint of the outer surface of the device housing (1), and the positions of the three threaded holes (7) correspond to the three positioning holes (802) respectively.

4. The protection device for an acceleration sensor according to claim 1, wherein: A rubber pad (5) is fixedly provided on one opposite side of the two clamping plates (4), and the two clamping plates (4) are arranged on both sides of the inner cavity (9).

5. The protection device for an acceleration sensor according to claim 1, wherein: One side of the two threaded rods (13) is respectively rotatably embedded in the midpoint of one side of the two clamping plates (4), and a knob (6) is fixedly provided on one side of the two threaded rods (13) away from the clamping plates (4).

6. The protection device for an acceleration sensor according to claim 1, characterized in that: One of the two clamping plates (4) is provided with a movable groove (11) at the lower end on one side, and the other of the two clamping plates (4) is fixedly provided with a movable plate (12) at the lower end on one side, and the movable plate (12) is movably embedded in the movable groove (11).

7. The protection device for an acceleration sensor according to claim 1, characterized in that: The device housing (1) is made of metal material, and a sensor body is movably arranged in the inner cavity (9).

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