CN218411434U

CN218411434U - Programmable vibrator calibration device

Info

Publication number: CN218411434U
Application number: CN202222656957.4U
Authority: CN
Inventors: 杨彬栏; 汪梦凡
Original assignee: Shenzhen Yikexun Testing And Metrology Technology Co ltd
Current assignee: Shenzhen Yikexun Testing And Metrology Technology Co ltd
Priority date: 2022-10-10
Filing date: 2022-10-10
Publication date: 2023-01-31
Anticipated expiration: 2032-10-10

Abstract

The utility model discloses a programmable vibrometer calibrating device, which comprises a calibrating device body, wherein one side of the upper end surface of the calibrating device body is provided with a mounting groove, the middle position of the inner wall at the lower end of the mounting groove is provided with an electric connection groove, the inside of the mounting groove is provided with a vibration sensing head fixing base, the middle position of the lower end surface of the vibration sensing head fixing base is fixedly provided with an electric connector, and the electric connector is inserted into the electric connection groove; the both sides of terminal surface all are equipped with a guide way under the first unable adjustment base of vibration sensing, the other end of guide way extends to and is located equally on the inner wall of the fixed slot of vibration sensing head unable adjustment base surface. The utility model discloses a joint structure and propelling movement structure's cooperation for sensing head unable adjustment base has locally efficient dismouting mode, time that consumes when having reduced by a wide margin and changing personnel's dismouting sensing head unable adjustment base, thereby has improved change personnel's work efficiency.

Description

Programmable vibrator calibration device

Technical Field

The utility model relates to a calibrating device technical field specifically is a but form shoker calibrating device.

Background

The programmable vibrator is a programmable detection device for detecting the vibration force generated when equipment runs, and is called as the programmable vibrator for short, when the vibrator is used, a vibration sensor connected with the vibrator is required to be fixed on the outer surface of the detected equipment, and then the detected equipment is started to detect the vibration force of the detected equipment when the vibrator is started;

however, the detection accuracy of the vibration sensor decreases with the increase of the use time, so that the vibration sensor needs to be corrected by using a vibration meter calibration device at regular time, the vibration meter calibration device can calibrate various types of vibration sensors, such as a piezoelectric acceleration sensor, a magnetoelectric speed sensor and an eddy current sensor, and various vibration test instruments, vibration monitoring systems, data collectors and vibration state analysis systems formed by the sensors can be calibrated.

However, be through threaded connection between the sensing head unable adjustment base on the current seismic detector calibrating device and the sensing head, need aim at the threaded connection mouth that is located unable adjustment base with the threaded rod on the sensing head when installing the sensing head, later the rotation is fixed, but the connection between sensing head and the threaded rod will probably break under the influence of external force when dismantling the sensing head, thereby plug up the threaded connection mouth on the unable adjustment base, then need change it this moment, but because the process operation of changing unable adjustment base is too loaded down with trivial details, thereby lead to can consume a large amount of time in the process of changing, thereby influence the use of equipment; therefore, the present need is not met, and a programmable vibration meter calibration device is proposed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a but form vibrations appearance calibrating device, link to each other through the screw thread with the sensing head between the sensing head unable adjustment base on the current vibrations appearance calibrating device who proposes in solving above-mentioned background art and the sensing head, need aim at the threaded connection mouth that is located the unable adjustment base with the threaded rod on the sensing head when the installation sensing head, later rotatory fixing, but be connected between sensing head and the threaded rod when dismantling the sensing head and will probably break off under the influence of external force, thereby plug up the threaded connection mouth on the unable adjustment base, then need change it this moment, but because the process operation of changing unable adjustment base is too loaded down with trivial details, thereby lead to can consume a large amount of time at the in-process of changing, thereby influence the use scheduling problem of equipment.

In order to achieve the above object, the utility model provides a following technical scheme: a programmable vibration instrument calibration device comprises a calibration device body, wherein a mounting groove is formed in one side of the upper end face of the calibration device body, an electric connection groove is formed in the middle of the inner wall of the lower end of the mounting groove, a vibration sensing head fixing base is arranged inside the mounting groove, an electric connector is fixedly mounted in the middle of the lower end face of the vibration sensing head fixing base, and the electric connector is inserted into the electric connection groove;

two sides of the lower end face of the vibration sensing head fixing base are respectively provided with a guide groove, and the other end of each guide groove extends to the inner wall of a fixing groove which is also positioned on the outer surface of the vibration sensing head fixing base;

the vibration sensing head fixing base is characterized in that an annular groove located on the outer surface of the calibrating device body is formed in the outer side of the vibration sensing head fixing base, a strip-shaped groove extending to the inner part of the calibrating device body shell is formed in each of two sides of the inner wall of the annular groove, a short shaft is fixedly arranged in each strip-shaped groove, a reset spring is movably sleeved on the outer surface of the short shaft, one end of each reset spring is connected with a limiting head which is movably sleeved on the outer surface of the short shaft, a metal ring is fixedly arranged between the two limiting heads, and the outer side of the lower end face of each metal ring is an inclined plane;

the two sides of the inner wall of the mounting groove are respectively provided with an opening, the other end of each opening extends to the inner wall of a movable groove in the calibrating device body, the inside of each movable groove is communicated with the inside of the corresponding annular groove, a rectangular pushing block is arranged in each movable groove, the surface, opposite to the inclined surface on the metal ring, of each rectangular pushing block is also an inclined surface, a fixing rod is fixedly arranged on the lower end surface of each rectangular pushing block, and one part of each fixing rod transversely penetrates through each opening so as to be clamped into the corresponding fixing groove;

the inner wall of the opening is provided with a rectangular limiting groove, a limiting ring which is fixedly sleeved on the outer surface of the fixing rod is arranged in the rectangular limiting groove, and one end of the limiting ring is connected with a fixing spring which is sleeved on the outer surface of the fixing rod.

Preferably, the other side fixed mounting of calibration device body up end has the numerical value display screen, one side of vibration sensing head unable adjustment base is equipped with the switch who installs in calibration device body up end equally, electrical connection between calibration device body and the power, numerical value display screen, vibration sensing head unable adjustment base and switch all with the calibration device body between electrical connection.

Preferably, both sides of the inner wall of the fixing groove are inclined planes, and two surfaces of the fixing rod, which are positioned inside the fixing groove, are also inclined planes.

Preferably, the fixed rod is fixedly connected with the limit ring through socket joint, and the outer surface of the limit ring is closely attached to the inner wall of the rectangular limit groove.

Preferably, the limiting head is movably connected with the short shaft through a socket, and the limiting head and the metal ring are integrally manufactured.

Preferably, one side of the numerical value display screen is provided with an adjusting knob which is arranged on the upper end face of the calibrating device body.

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

1. the utility model has the advantages that the matching of the clamping structure and the pushing structure ensures that the vibration sensing head fixing base has an efficient dismounting mode, the dismounting steps of the vibration sensing head fixing base are reduced, and the connection strength between the structures and the sealing performance between the structures are ensured, thereby improving the efficiency of workers when replacing the vibration sensing head fixing base;

2. the utility model discloses a when pressing down the becket, and fixed two spacing heads that link to each other between the becket also can descend thereupon, spacing head will extrude the reset spring that links to each other with it at the in-process that descends, the fixing of sensing head unable base when vibrating is relieved, the sensing head unable base of vibrating has been taken out the back, can relieve the pressing force to the becket, later can rebound the becket automatically to the position originally through extruded reset spring's reaction, in order to avoid staying and block fixed knot structure in the original place, thereby cause the condition emergence of unable fixed new sensing head unable base of vibrating.

Drawings

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

FIG. 2 is a front view of the whole structure of the present invention;

FIG. 3 is an enlarged view of the structure of the present invention at A in FIG. 2;

fig. 4 is an enlarged view of a structure at B in fig. 3 according to the present invention.

In the figure: 1. calibrating the device body; 2. a numerical value display screen; 3. a vibration sensing head fixing base; 4. Mounting grooves; 5. an electrical connector; 6. electrically connecting the grooves; 7. a guide groove; 8. a fixing groove; 9. a port; 10. a cuboid-shaped limiting groove; 11. fixing the rod; 12. a limiting ring; 13. a fixed spring; 14. A rectangular push block; 15. a power switch; 16. a movable groove; 17. an annular groove; 18. a metal ring; 19. A strip-shaped groove; 20. a minor axis; 21. a return spring; 22. a limiting head.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

The utility model discloses the calibrating device body 1 that mentions (the model is JX 3), numerical display 2 (the model is DC 5V-120V) and reset spring 21 (the model is JX 110) can obtain from market purchase or private customization.

Referring to fig. 1 to 4, the present invention provides an embodiment of: a programmable vibrometer calibration device comprises a calibration device body 1, wherein one side of the upper end surface of the calibration device body 1 is provided with a mounting groove 4, the middle position of the inner wall of the lower end of the mounting groove 4 is provided with an electrical connection groove 6, a vibration sensing head fixing base 3 is arranged inside the mounting groove 4, an electrical connector 5 is fixedly arranged at the middle position of the lower end surface of the vibration sensing head fixing base 3, and the electrical connector 5 is inserted into the electrical connection groove 6; when the vibration sensing head fixing base 3 is required to be fixed, the power supply is cut off, the two guide grooves 7 on the lower end surface of the vibration sensing head fixing base 3 are aligned with the two fixing rods 11 on the inner wall of the mounting groove 4, then the fixing rods 11 are pressed downwards, and along with the descending of the vibration sensing head fixing base 3, the two fixing rods 11 respectively enter the guide grooves 7, and the two fixing rods 11 will move outwards for a certain distance, when the fixing rods 11 move outwards, the limiting ring 12 fixedly sleeved on the outer surface of the fixing rods 11 will also move outwards, the limiting ring 12 will press the fixing spring 13 connected with it when moving outwards, along with the descending of the vibration sensing head fixing base 3, the fixing rods 11 will reach the position of the fixing groove 8 communicated with the inside of the guide groove 7 and located on the outer surface of the vibration sensing head fixing base 3, and then the fixing rods 11 can be pushed inwards for a certain distance by the reaction force of the pressed fixing spring 13, thereby being engaged in the inside of the fixing groove 8 to fix the vibration sensor head fixing base 3, and when the fixing of the vibration sensor head fixing base 3 needs to be released, the metal ring 18 is pressed downward, since the surface of the metal ring 18 opposite to the rectangular push block 14 fixedly connected with the fixing rod 11 and the surface of the rectangular push block 14 opposite to the metal ring 18 are both inclined surfaces, the rectangular push block 14 will be pushed outwardly as the metal ring 18 descends, and at the same time the fixing rod 11 fixedly connected thereto will be moved outwardly, so that the fixing rod 11 caught inside the fixing groove 8 is separated from the inside of the fixing groove 8, the fixation of the vibration sensing head fixing base is released, and the vibration sensing head fixing base 3 is locally assembled and disassembled in an efficient mode through the design, so that the working efficiency of workers when replacing the vibration sensing head fixing base 3 is improved;

two sides of the lower end face of the vibration sensing head fixing base 3 are respectively provided with a guide groove 7, and the other end of each guide groove 7 extends to the inner wall of a fixing groove 8 which is also positioned on the outer surface of the vibration sensing head fixing base 3;

the outer side of the vibration sensing head fixing base 3 is provided with an annular groove 17 positioned on the outer surface of the calibration device body 1, two sides of the inner wall of the annular groove 17 are respectively provided with a strip-shaped groove 19 extending to the inside of the shell of the calibration device body 1, a short shaft 20 is fixedly arranged inside the strip-shaped groove 19, a return spring 21 is movably sleeved on the outer surface of the short shaft 20, one end of the return spring 21 is connected with a limiting head 22 which is movably sleeved on the outer surface of the short shaft 20 in the same way, a metal ring 18 is fixedly arranged between the two limiting heads 22, the limiting heads 22 are movably connected with the short shaft 20 through socket joint, the limiting heads 22 and the metal ring 18 are integrally formed, and the outer side of the lower end face of the metal ring 18 is an inclined plane;

both sides of the inner wall of the mounting groove 4 are provided with an opening 9, the other end of the opening 9 extends to the inner wall of a movable groove 16 positioned inside the calibrating device body 1, the inside of the movable groove 16 is communicated with the inside of an annular groove 17, a rectangular pushing block 14 is arranged inside the movable groove 16, the surface, opposite to the inclined surface on the metal ring 18, of the rectangular pushing block 14 is also an inclined surface, a fixing rod 11 is fixedly arranged on the lower end surface of the rectangular pushing block 14, one part of the fixing rod 11 transversely penetrates through the opening 9 to be clamped into the inside of the fixing groove 8, both sides of the inner wall of the fixing groove 8 are inclined surfaces, and two surfaces, positioned inside the fixing groove 8, on the fixing rod 11 are also inclined surfaces;

be equipped with cuboid shape spacing groove 10 on the inner wall of opening 9, the inside of cuboid shape spacing groove 10 is equipped with the spacing ring 12 that fixed cover located the dead lever 11 surface, and fixed linking to each other through the socket joint between dead lever 11 and the spacing ring 12, the surface of spacing ring 12 and the inner wall of cuboid shape spacing groove 10 laminate closely, and the one end of spacing ring 12 is connected with the fixed spring 13 that the cover was located the dead lever 11 surface.

Further, the opposite side fixed mounting of 1 up end of calibrating device body has numerical value display screen 2, one side of vibration sensing head unable adjustment base 3 is equipped with the switch 15 who installs in 1 up end of calibrating device body equally, the electrical property links to each other between calibrating device body 1 and the power, numerical value display screen 2, vibration sensing head unable adjustment base 3 and switch 15 all with the calibrating device body between the electrical property link to each other, one side of numerical value display screen 2 is equipped with the adjust knob who installs in 1 up end of calibrating device body.

When pressing down becket 18, two spacing heads 22 that link to each other fixedly between with becket 18 also can descend thereupon, spacing head 22 will extrude reset spring 21 that links to each other with it at the in-process that descends, the fixing of the fixed base 3 of sensing head of vibration is relieved, vibration sensing head fixed base 3 has been taken out the back, can relieve the pressing force to becket 18, later can be with becket 18 automatic rebound to original position through the reaction of the reset spring 21 who is extrudeed, in order to avoid remaining in the original place to block fixed knot and construct, thereby cause the condition emergence of unable fixed new vibration sensing head fixed base 3, when needs use equipment, connect power, install sensing head on vibration sensing head fixed base 3, later start-up equipment can detect and correct it.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. 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

1. A programmable vibrometer calibration device comprises a calibration device body (1), and is characterized in that one side of the upper end face of the calibration device body (1) is provided with a mounting groove (4), the middle position of the inner wall of the lower end of the mounting groove (4) is provided with an electric connection groove (6), a vibration sensing head fixing base (3) is arranged inside the mounting groove (4), an electric connection head (5) is fixedly mounted at the middle position of the lower end face of the vibration sensing head fixing base (3), and the electric connection head (5) is inserted into the electric connection groove (6);

two sides of the lower end face of the vibration sensing head fixing base (3) are respectively provided with a guide groove (7), and the other end of each guide groove (7) extends to the inner wall of a fixing groove (8) which is also positioned on the outer surface of the vibration sensing head fixing base (3);

the vibration sensing head calibration device is characterized in that an annular groove (17) located on the outer surface of the calibration device body (1) is formed in the outer side of the vibration sensing head fixing base (3), two strip-shaped grooves (19) extending into the shell of the calibration device body (1) are formed in the two sides of the inner wall of the annular groove (17), short shafts (20) are fixedly arranged in the strip-shaped grooves (19), reset springs (21) are movably sleeved on the outer surfaces of the short shafts (20), one ends of the reset springs (21) are connected with limiting heads (22) which are movably sleeved on the outer surfaces of the short shafts (20) in the same manner, a metal ring (18) is fixedly arranged between the two limiting heads (22), and the outer side of the lower end face of the metal ring (18) is an inclined plane;

the calibration device is characterized in that through holes (9) are formed in two sides of the inner wall of the mounting groove (4), the other ends of the through holes (9) extend to the inner wall of a movable groove (16) located inside the calibration device body (1), the inside of the movable groove (16) is communicated with the inside of an annular groove (17), a rectangular pushing block (14) is arranged inside the movable groove (16), the surface, opposite to the inclined surface on the metal ring (18), of the rectangular pushing block (14) is also an inclined surface, a fixing rod (11) is fixedly arranged on the lower end surface of the rectangular pushing block (14), and one part of the fixing rod (11) transversely penetrates through the through holes (9) and is clamped into the fixing groove (8);

be equipped with rectangular bodily form spacing groove (10) on the inner wall of opening (9), the inside of rectangular bodily form spacing groove (10) is equipped with the spacing ring (12) that dead lever (11) surface were located to the fixed cover, the one end of spacing ring (12) is connected with fixed spring (13) that dead lever (11) surface was located to the cover.

2. The programmable vibrator calibration apparatus of claim 1, wherein: the utility model discloses a calibration device, including calibration device body (1), vibration sensing head unable adjustment base (3), the opposite side fixed mounting of calibration device body (1) up end has numerical value display screen (2), one side of vibration sensing head unable adjustment base (3) is equipped with switch (15) of installing in calibration device body (1) up end equally, the electrical property links to each other between calibration device body (1) and the power, numerical value display screen (2), vibration sensing head unable adjustment base (3) and switch (15) all link to each other with the electrical property between calibration device body (1).

3. The programmable vibrator calibration apparatus of claim 1, wherein: the both sides of fixed slot (8) inner wall are the inclined plane, lie in fixed slot (8) inside two faces also for the inclined plane on dead lever (11).

4. The programmable vibrator calibration apparatus of claim 1, wherein: the fixing rod (11) is fixedly connected with the limiting ring (12) through socket joint, and the outer surface of the limiting ring (12) is closely attached to the inner wall of the cuboid-shaped limiting groove (10).

5. The programmable vibrator calibration apparatus of claim 1, wherein: the limiting head (22) is movably connected with the short shaft (20) through socket joint, and the limiting head (22) and the metal ring (18) are integrally manufactured.

6. The programmable vibrometer calibration device of claim 2, wherein: and an adjusting knob arranged on the upper end surface of the calibrating device body (1) is arranged on one side of the numerical value display screen (2).