CN216385554U

CN216385554U - Displacement sensor with anti-vibration structure

Info

Publication number: CN216385554U
Application number: CN202123125738.5U
Authority: CN
Inventors: 李桥华
Original assignee: Xi'an Hanglian Xingzhi Electromechanical Technology Co ltd
Current assignee: Xi'an Hanglian Xingzhi Electromechanical Technology Co ltd
Priority date: 2021-12-13
Filing date: 2021-12-13
Publication date: 2022-04-26
Anticipated expiration: 2031-12-13

Abstract

The utility model discloses a displacement sensor with a vibration-proof structure, which comprises a fixed base; the sensor comprises a fixed base, a sensor body, a buffer mechanism, a sensor body, a buffer block, a sensor body and a sensor body, wherein the mounting block is arranged at the top end of the fixed base; the utility model is additionally provided with the buffer mechanism, when the outside of the displacement sensor is vibrated, the buffer block positioned on the surface of the displacement sensor can buffer the vibration under the action of the spring, so that the damage of the external vibration to the internal parts of the displacement sensor is minimized, and the service life of the displacement sensor is prolonged.

Description

Displacement sensor with anti-vibration structure

Technical Field

The utility model relates to the technical field of displacement sensors, in particular to a displacement sensor with a vibration-proof structure.

Background

The displacement sensor is also called as a linear sensor and belongs to a metal induction linear device, the sensor is used for converting various measured physical quantities into electric quantity, and common displacement sensors are mostly in analog structure types and comprise a potentiometer type displacement sensor, an inductive type displacement sensor, an angle trimmer, a capacitance type displacement sensor, an eddy current type displacement sensor, a Hall type displacement sensor and the like, so that the displacement sensor is required to be used for monitoring distances.

Through search, the utility model which is named as a displacement sensor and has the patent number of 201910322645.X comprises a sensor body structural part, a sensing unit and a detection unit, and research and analysis show that the utility model has the advantages of good linearity, high sensitivity and the like, but has the defects of damage to internal parts of the sensor due to vibration and breakage caused by easy bending or pulling of a terminal to a certain extent, such as,

1. the existing displacement sensor has poor integrity between a sensor shell and a sensor core rod, and when the sensor shell vibrates outside, parts inside the sensor cannot bear the influence caused by the outside vibration, so that the parts inside the sensor are damaged, and the service life of the sensor is shortened.

2. The circuit of current displacement sensor because displacement sensor's junction often can appear buckling, still can appear wire length not enough sometimes and lead to dragging, consequently buckling through a lot of and dragging the back, probably make the swift terminal of rubber of junction damage for the protection to the circuit is not enough, thereby leads to the circuit fracture and need follow the displacement sensor who changes new, thereby causes economic loss.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a displacement sensor having a vibration-proof structure to solve the problems of the related art.

In order to achieve the purpose, the utility model provides the following technical scheme: a displacement sensor with a vibration-proof structure comprises a fixed base; the top end of the fixed base is provided with an installation block, a sensor body is arranged between the fixed base and the installation block, the top end and the bottom end of the surface of the sensor body are provided with buffer mechanisms, and one side of the sensor body is provided with two groups of shortcut terminals;

the buffer mechanism comprises a buffer block and buffer springs, three groups of buffer springs are arranged at the bottom end of the buffer block at equal intervals, the top end of the buffer block is in contact with the surface of the sensor body, and the top end of the buffer block is arc-shaped;

the inside bottom of swift terminal is equipped with the connecting block, and connecting block surface central point puts and installs the extrusion screw through helicitic texture, and extrusion screw bottom surface is equipped with the extrusion piece.

Preferably, the surface of the fixed base is provided with a fixed through hole, and the central position inside the fixed through hole is provided with a fixed screw.

Preferably, unable adjustment base surface top is equipped with two sets of supporting shoes, and the supporting shoe is inside to be equipped with first fixed slot, and first fixed slot is inside to be located buffer spring and corresponds the department and be equipped with three first supporting groove of group, and buffer spring one end is located first supporting groove insidely.

Preferably, the mounting block surface both sides are equipped with the mounting groove, and the inside installation screw that is equipped with of mounting groove, and buffer gear surface top is located the installation screw and corresponds the department and be equipped with the fixed orifices, and the installation piece passes through the installation screw to be fixed on the supporting shoe top.

Preferably, the inside second fixed slot that is equipped with of installation piece, the inside buffer spring that is located of second fixed slot corresponds the department and is equipped with the second and supports the groove, and the buffer block is equipped with rubber buffering strip with second fixed slot contact site.

Preferably, one side of the sensor body is located in the quick terminal and is provided with a contact end, and the bottom end of the extrusion screw is in contact with the surface of the contact end.

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

1. the utility model is additionally provided with the buffer mechanism, when the outside of the displacement sensor is vibrated, the buffer block positioned on the surface of the displacement sensor can buffer the vibration under the action of the spring, so that the damage of the external vibration to the internal parts of the displacement sensor is minimized, and the service life of the displacement sensor is prolonged.

2. The quick terminal is additionally arranged, when a person connects a lead with the displacement sensor, the person inserts the lead in the shape of the copper sheet ring into the quick terminal, then the person screws the extrusion screw in the quick terminal and extrudes and fixes the copper sheet ring through the extrusion block at the bottom end of the extrusion screw so as to connect the copper sheet ring with the contact end, therefore, when the lead is damaged due to bending or pulling, the person can quickly replace the lead, and the whole displacement sensor is prevented from being replaced.

Drawings

FIG. 1 is a perspective view of the present invention;

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

FIG. 3 is a side cross-sectional view of the present invention;

fig. 4 is an enlarged schematic view of a in fig. 2 according to the present invention.

In the figure: 1. a fixed base; 101. fixing screws; 102. a fixing through hole; 103. a support block; 104. a first fixing groove; 105. a first support groove; 106. a fixing hole; 2. a sensor body; 201. a contact end; 3. a buffer mechanism; 301. a buffer block; 302. a buffer spring; 4. mounting blocks; 401. mounting grooves; 402. mounting screws; 403. a second fixing groove; 404. a second support groove; 5. a shortcut terminal; 501. connecting blocks; 502. extruding the screw; 503. extruding the block; 6. rubber buffer strips.

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, such as "connected," which may be fixedly connected, 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 meanings 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, an embodiment of the present invention is shown: a displacement sensor with a vibration-proof structure comprises a fixed base 1; the top end of the fixed base 1 is provided with an installation block 4, a sensor body 2 is arranged between the fixed base 1 and the installation block 4, the top end and the bottom end of the surface of the sensor body 2 are provided with buffer mechanisms 3, and one side of the sensor body 2 is provided with two groups of shortcut terminals 5;

the buffer mechanism 3 comprises a buffer block 301 and buffer springs 302, three groups of buffer springs 302 are arranged at the bottom end of the buffer block 301 at equal intervals, the top end of the buffer block 301 is in contact with the surface of the sensor body 2, and the top end of the buffer block 301 is arc-shaped;

the bottom end inside the shortcut terminal 5 is provided with a connecting block 501, the center of the surface of the connecting block 501 is provided with an extrusion screw 502 through a thread structure, and the surface of the bottom end of the extrusion screw 502 is provided with an extrusion block 503;

specifically, as shown in fig. 1, 2, 3 and 4, when a person connects a lead with a displacement sensor in use, the person inserts the lead in the form of a copper sheet ring into the inside of the shortcut terminal 5, then the person screws a pressing screw 502 in the inside of the shortcut terminal 5 and presses and fixes the copper sheet ring by a pressing block 503 at the bottom end of the pressing screw 502, so that the copper sheet ring is connected with the contact terminal 201, therefore, when the lead is damaged due to bending or pulling, the person can replace the lead quickly, thereby avoiding the need to replace the entire displacement sensor, then the person places the sensor body 2 on the surface of the fixing base 1, then the person fixes the mounting block 4 on the surface of the fixing base 1 by a mounting screw 402, and simultaneously the mounting block 4 and a buffer block 301 in the inside of the fixing base 1 make contact with the surface of the sensor body 2, and the arc-shaped bottom end structure of the buffer block 301 can be in close contact with the surface of the sensor body 2, make sensor body 2 carry out the buffering of multi-angle when buffering, can firmly fix sensor body 2 at the in-process of laminating simultaneously, when sensor body 2 outside received the vibration, be located buffer block 301 on sensor body 2 surface and can cushion the vibration under buffer spring 302 effect for external vibration sees minimum to the damage of sensor body 2 internals, thereby increases sensor body 2's life.

Further, a fixing through hole 102 is formed in the surface of the fixing base 1, and a fixing screw 101 is arranged in the center of the fixing through hole 102;

specifically, as shown in fig. 3, after the person fixes the sensor body 2 between the mounting block 4 and the fixing base 1, the person fixes the fixing base 1 at a predetermined position by passing the fixing screw 101 through the fixing through hole 102.

Further, two groups of supporting blocks 103 are arranged at the top end of the surface of the fixed base 1, first fixing grooves 104 are arranged in the supporting blocks 103, three groups of first supporting grooves 105 are arranged in the first fixing grooves 104 at positions corresponding to the buffer springs 302, and one ends of the buffer springs 302 are arranged in the first supporting grooves 105;

specifically, as shown in fig. 3, when a person places the sensor body 2 on the surface of the fixed base 1, the bottom end of the surface of the sensor body 2 contacts with the buffer block 301 on the surface of the supporting block 103 and is buffered by the buffer spring 302.

Further, mounting grooves 401 are formed in two sides of the surface of the mounting block 4, mounting screws 402 are arranged inside the mounting grooves 401, fixing holes 106 are formed in the positions, corresponding to the mounting screws 402, of the top end of the surface of the buffer mechanism 3, and the mounting block 4 is fixed to the top end of the supporting block 103 through the mounting screws 402;

further, a second fixing groove 403 is formed in the mounting block 4, a second supporting groove 404 is formed in the second fixing groove 403 and located at a position corresponding to the buffer spring 302, and a rubber buffer strip 6 is arranged at a contact position of the buffer block 301 and the second fixing groove 403;

specifically, as shown in fig. 3, after the sensor body 2 is placed on the surface of the supporting block 103, the person then fixes the mounting block 4 on the top end of the supporting block 103 by the mounting screw 402, and performs buffering extrusion on the top end of the surface of the sensor body 2 by the internal buffering block 301, and at the same time, the rubber buffering strip 6 between the buffering block 301 and the second fixing groove 403 also performs effective buffering on the vibration during buffering.

Further, a contact end 201 is arranged on one side of the sensor body 2 in the shortcut terminal 5, and the bottom end of the extrusion screw 502 is in contact with the surface of the contact end 201;

specifically, as shown in fig. 4, when a person fixes the lead on the surface of the contact terminal 201 by pressing the screw 502, one end of the pressing screw 502 passes through the copper sheet ring at one end of the lead to contact with the contact terminal 201.

The working principle is as follows: when the displacement sensor is used, when a person connects a lead with the displacement sensor, the person inserts the lead with a copper sheet ring into the quick terminal 5, then the person screws a compression screw 502 in the quick terminal 5 and compresses and fixes the copper sheet ring through a compression block 503 at the bottom end of the compression screw 502, so that the copper sheet ring is connected with the contact end 201, one end of the compression screw 502 passes through the copper sheet ring at one end of the lead and is contacted with the contact end 201, then the person places the sensor body 2 on the surface of the fixed base 1, when the person places the sensor body 2 on the surface of the fixed base 1, the bottom end of the surface of the sensor body 2 is contacted with a buffer block 301 on the surface of the supporting block 103 and is buffered through a buffer spring 302, then the person fixes the installation block 4 on the surface of the fixed base 1 through an installation screw 402, and simultaneously the installation block 4 is contacted with the buffer block 301 inside the fixed base 1 and the surface of the sensor body 2, and cushion extrusion to sensor body 2 surface top through inside buffer block 301, and circular-arc structure in buffer block 301 bottom can with sensor body 2 surface in close contact with, make sensor body 2 carry out the buffering of multi-angle when buffering, can firmly fix sensor body 2 at the in-process of laminating simultaneously, when sensor body 2 outside receives the vibration, buffer block 301 that is located sensor body 2 surface can cushion the vibration under buffer spring 302 effect, simultaneously when buffering, rubber buffer strip 6 that is located between buffer block 301 and second fixed slot 403 also carries out effectual buffering to the vibration, after the personnel fix sensor body 2 between installation piece 4 and unable adjustment base 1, personnel pass fixing hole 102 through set screw 101, fix unable adjustment base 1 at the assigned position.

The utility model is not described in detail, but is well known to those skilled in the art.

Finally, it is to be noted that: although the present invention has been described in detail with reference to examples, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted without departing from the spirit and scope of the utility model as defined in the appended claims.

Claims

1. A displacement sensor with a vibration-proof structure comprises a fixed base (1); the method is characterized in that: the sensor comprises a fixed base (1), a sensor body (2), a buffer mechanism (3) and two groups of shortcut terminals (5), wherein the top end of the fixed base (1) is provided with an installation block (4), the sensor body (2) is arranged between the fixed base (1) and the installation block (4), the top end and the bottom end of the surface of the sensor body (2) are provided with the buffer mechanism, and one side of the sensor body (2) is provided with the two groups of shortcut terminals (5);

the buffer mechanism (3) comprises a buffer block (301) and buffer springs (302), three groups of buffer springs (302) are arranged at the bottom end of the buffer block (301) at equal intervals, the top end of the buffer block (301) is in contact with the surface of the sensor body (2), and the top end of the buffer block (301) is arc-shaped;

swift terminal (5) inside bottom is equipped with connecting block (501), and connecting block (501) surperficial central point puts and installs extrusion screw (502) through helicitic texture, extrusion screw (502) bottom surface is equipped with extrusion piece (503).

2. A displacement sensor having a vibration preventing structure according to claim 1, wherein: the surface of the fixed base (1) is provided with a fixed through hole (102), and a fixed screw (101) is arranged in the center of the inside of the fixed through hole (102).

3. A displacement sensor having a vibration preventing structure according to claim 1, wherein: the fixed base (1) surface top is equipped with two sets of supporting shoes (103), and supporting shoe (103) inside is equipped with first fixed slot (104), and first fixed slot (104) inside is located buffer spring (302) and corresponds the department and is equipped with three first supporting groove of group (105), and buffer spring (302) one end is located inside first supporting groove (105).

4. A displacement sensor having a vibration preventing structure according to claim 1, wherein: mounting grooves (401) are formed in two sides of the surface of the mounting block (4), mounting screws (402) are arranged inside the mounting grooves (401), fixing holes (106) are formed in the positions, corresponding to the mounting screws (402), of the top end of the surface of the buffer mechanism (3), and the mounting block (4) is fixed to the top end of the supporting block (103) through the mounting screws (402).

5. A displacement sensor having a vibration preventing structure according to claim 1, wherein: the mounting block (4) is internally provided with a second fixing groove (403), a second supporting groove (404) is formed in the position, corresponding to the buffer spring (302), in the second fixing groove (403), and a rubber buffer strip (6) is arranged at the contact position of the buffer block (301) and the second fixing groove (403).

6. A displacement sensor having a vibration preventing structure according to claim 1, wherein: one side of the sensor body (2) is located inside the shortcut terminal (5) and is provided with a contact end (201), and the bottom end of the extrusion screw (502) is in surface contact with the contact end (201).