CN213673810U - Acceleration sensor fixing device with guide structure - Google Patents

Abstract

The utility model discloses an acceleration sensor fixing device with guide structure, including base and mounting groove, the one end fixedly connected with fixed establishment of fixing base, one side of fixing base is provided with arc conduction pad, one side swing joint of sensor body has the apron, the inside of recess is provided with latch mechanism. The utility model discloses a fixed establishment stabilizes fixedly to the fixing base, it is more stable when fixing pipeline and sensor body to make it, thereby the stability of sensor body in the testing process has been improved effectively, it is more accurate to make the testing result, fix the apron through joint mechanism, it fixes the sensor body to make it, it is more convenient to make the installation of sensor body, and conduct the inertial force that receives of pipeline through arc conduction pad, avoid sensor body and pipeline direct contact, the problem of leading-out electrostatic interference test, thereby the detection accuracy has been improved effectively.

Description

Acceleration sensor fixing device with guide structure

Technical Field

The utility model relates to a sensor fixed technical field specifically is an acceleration sensor fixing device with guide structure.

Background

The acceleration sensor is a sensor capable of measuring acceleration, and generally comprises a mass block, a damper, an elastic element, a sensitive element, an adaptive circuit and the like, wherein the acceleration sensor obtains an acceleration value by measuring the inertial force borne by the mass block in the acceleration process according to Newton's second law, and common acceleration sensors comprise a capacitance type, an inductance type, a strain type, a piezoresistive type, a piezoelectric type and the like according to the difference of sensitive elements of the sensor.

Vibration testing is a common method in the field of engineering testing, and during the testing process, a sensor is usually fixed on a tested part, and mainly adopts the following steps: beeswax, thin double-sided tape, bonding agent, bolt etc. bolted connection is the most reliable in these ways, but the tendency is necessary to be punched at a plurality of positions on being connected piece, and it is more difficult and probably destroy the intensity of structure to punch structurally in the operation of machine, and it is structurally difficult to take off or fix unstable inadequately to glue sensor in the actual test process, and it is easy not hard up to cause measuring error, especially to cylindrical structure, such as the pipeline, acceleration sensor and pipeline direct contact, still can draw forth the problem of electrostatic interference test, it is not high to detect the precision, and simultaneously, the scope of application is limited, consequently, need an acceleration sensor fixing device with guide structure now.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an acceleration sensor fixing device with guide structure is in order to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an acceleration sensor fixing device with guide structure, includes base and mounting groove, the mounting groove has been seted up to the inside of base, the inside fixed mounting of mounting groove has first spring, the tip fixedly connected with fixing base of first spring, the one end fixedly connected with fixed establishment of fixing base, one side of fixing base is provided with arc conduction pad, one side of arc conduction pad is provided with the sensor body, one side swing joint of sensor body has the apron, the inside of apron is seted up flutedly, the inside of recess is provided with latch mechanism.

Preferably, the fixing mechanism comprises a connecting rod, a rotating shaft, a gear and a rack, the connecting rod is fixedly connected with one end of the fixing seat, the rotating shaft is fixedly connected with the end of the connecting rod, the end of the rotating shaft is connected with the gear, and one side of the gear is located in the mounting groove and is connected with the rack in a meshed mode.

Preferably, the number of the fixing seats is two, and the two fixing seats are symmetrically arranged.

Preferably, one side of the fixed seat is provided with a cavity.

Preferably, the clamping mechanism comprises a second spring, a clamping rod, a clamping groove and an adjusting rod, the second spring is fixedly mounted inside the groove, the clamping rod is fixedly connected to the end of the second spring, the clamping groove is formed in the inner portion of the fixing seat, and the adjusting rod is fixedly connected to one side of the clamping rod.

Preferably, one end of the cover plate is fixedly connected with a hinge, and the cover plate is movably connected with the fixing seat through the hinge.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a tight fixing base in first spring top makes the fixing base adjust according to the size of measuring tube way, increases its practicality to stabilize fixedly through fixed establishment to the fixing base, make it more stable when fixing pipeline and sensor body, thereby improved the stability of sensor body in the testing process effectively, make the testing result more accurate.

2. The utility model discloses a latch mechanism fixes the apron, makes it fix the sensor body, makes the installation of sensor body more convenient to through arc conduction pad conduct the inertial force that receives of pipeline, avoid sensor body and pipeline direct contact, draw forth the problem of electrostatic interference test, thereby improved the detection accuracy effectively.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic sectional view of the present invention;

FIG. 3 is an enlarged schematic view of the first drawing of the present invention at A;

fig. 4 is an enlarged schematic structural diagram of the first drawing at B.

In the figure: 1. a base; 2. mounting grooves; 3. a first spring; 4. a fixed seat; 5. a fixing mechanism; 501. a connecting rod; 502. a rotating shaft; 503. a gear; 504. a rack; 6. an arc-shaped conductive pad; 7. a sensor body; 8. a cover plate; 9. a groove; 10. a clamping mechanism; 1001. a second spring; 1002. a clamping and connecting rod; 1003. a clamping groove; 1004. adjusting a rod; 11. a cavity; 12. and (7) a hinge.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides an embodiment: an acceleration sensor fixing device with a guide structure comprises a base 1 and a mounting groove 2, wherein the mounting groove 2 is formed in the base 1, a first spring 3 is fixedly mounted in the mounting groove 2, the end part of the first spring 3 is fixedly connected with a fixing seat 4, one end of the fixing seat 4 is fixedly connected with a fixing mechanism 5, the fixing seat 4 is tightly pressed against the first spring 3 to enable the fixing seat 4 to be adjusted according to the size of a measuring pipeline, the practicability of the fixing seat is improved, the fixing seat 4 is stably fixed through the fixing mechanism 5 to enable the fixing seat 4 to be more stable when the pipeline and a sensor body 7 are fixed, the stability of the sensor body 7 in the detection process is effectively improved, the detection result is more accurate, an arc-shaped guide pad 6 is arranged on one side of the fixing seat 4, a sensor body 7 is arranged on one side of the arc-shaped guide pad 6, and a cover plate 8 is movably connected, recess 9 has been seted up to the inside of apron 8, and the inside of recess 9 is provided with latch mechanism 10, fixes apron 8 through latch mechanism 10, makes it fix sensor body 7, makes sensor body 7's installation more convenient to conduct the inertial force that receives of pipeline through arc conduction pad 6, avoid sensor body 7 and pipeline direct contact, draw out the problem of electrostatic interference test, thereby improved detection accuracy effectively.

Further, fixed establishment 5 includes connecting rod 501, pivot 502, gear 503 and rack 504, the one end fixedly connected with connecting rod 501 of fixing base 4, the tip fixedly connected with pivot 502 of connecting rod 501, the end connection of pivot 502 has gear 503, one side of gear 503 is located the inside engagement of mounting groove 2 and is connected with rack 504, can drive connecting rod 501 to remove when fixing base 4 removes, thereby drive gear 503 and remove along rack 504 surface, after fixed the completion, can make gear 503 and rack 504 intermeshing, thereby make fixing of fixing base 4 more stable, sensor body 7's stability in the testing process has been improved effectively, make the testing result more accurate.

Further, the quantity of fixing base 4 is two, and two fixing bases 4 are the symmetry setting, and through the fixing base 4 that two symmetries set up, the columniform pipeline of being convenient for carries out the fixed test.

Further, cavity 11 has been seted up to one side of fixing base 4, and the staff of being convenient for through cavity 11 opens apron 8 and places and take out sensor body 7.

Further, clamping mechanism 10 includes second spring 1001, joint pole 1002, joint groove 1003 and regulation pole 1004, the inside fixed mounting of recess 9 has second spring 1001, the tip fixedly connected with joint pole 1002 of second spring 1001, joint groove 1003 has been seted up to the inside that the inside of fixing base 4 is located recess 9, one side fixedly connected with of joint pole 1002 adjusts pole 1004, it makes joint pole 1002 and the inside of pushing into joint groove 1003 to push up tight joint pole 1002 through second spring 1001, thereby fix apron 8, make placing of sensor body 7 more stable, it removes the joint of pole 1002 removal and joint groove 1003 to move regulation pole 1004 through the staff, thereby the staff of being convenient for takes out sensor body 7.

Furthermore, one end of the cover plate 8 is fixedly connected with a hinge 12, and the cover plate 8 is movably connected with the fixed seat 4 through the hinge 12.

The working principle is as follows: through the tight fixing base 4 removal in first spring 3 top, make fixing base 4 can adjust according to the size of measuring the pipeline, can drive connecting rod 501 when fixing base 4 removes and remove, thereby it removes along rack 504 surface to drive gear 503, after fixed the completion, can make gear 503 and rack 504 intermeshing, thereby make fixing base 4's fixed more stable, it fixes apron 8 to cross clamping mechanism 10, make it fix sensor body 7, it is more convenient to make sensor body 7's installation, and conduct the inertial force that receives of pipeline through arc guide pad 6, avoid sensor body 7 and pipeline direct contact, draw out the problem of electrostatic interference test, thereby detection accuracy has been improved effectively.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides an acceleration sensor fixing device with guide structure, includes base (1) and mounting groove (2), its characterized in that: mounting groove (2) have been seted up to the inside of base (1), the inside fixed mounting of mounting groove (2) has first spring (3), tip fixedly connected with fixing base (4) of first spring (3), the one end fixedly connected with fixed establishment (5) of fixing base (4), one side of fixing base (4) is provided with arc conduction pad (6), one side of arc conduction pad (6) is provided with sensor body (7), one side swing joint of sensor body (7) has apron (8), recess (9) are seted up to the inside of apron (8), the inside of recess (9) is provided with clamping mechanism (10).

2. The acceleration sensor fixing device with the guide structure according to claim 1, wherein: fixing mechanism (5) are including connecting rod (501), pivot (502), gear (503) and rack (504), the one end fixedly connected with connecting rod (501) of fixing base (4), the tip fixedly connected with pivot (502) of connecting rod (501), the end connection of pivot (502) has gear (503), the inside meshing that one side of gear (503) is located mounting groove (2) is connected with rack (504).

3. The acceleration sensor fixing device with the guide structure according to claim 1, wherein: the number of the fixing seats (4) is two, and the two fixing seats (4) are symmetrically arranged.

4. The acceleration sensor fixing device with the guide structure according to claim 1, wherein: one side of the fixed seat (4) is provided with a cavity (11).

5. The acceleration sensor fixing device with the guide structure according to claim 1, wherein: clamping mechanism (10) include second spring (1001), joint pole (1002), joint groove (1003) and adjust pole (1004), the inside fixed mounting of recess (9) has second spring (1001), the tip fixedly connected with joint pole (1002) of second spring (1001), joint groove (1003) have been seted up to the inside that is located recess (9) of fixing base (4), one side fixedly connected with of joint pole (1002) adjusts pole (1004).

6. The acceleration sensor fixing device with the guide structure according to claim 1, wherein: one end of the cover plate (8) is fixedly connected with a hinge (12), and the cover plate (8) is movably connected with the fixed seat (4) through the hinge (12).

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