CN213688656U

CN213688656U - Vibration sensor with good waterproof performance

Info

Publication number: CN213688656U
Application number: CN202022653025.5U
Authority: CN
Inventors: 杨振宇; 张正祥; 沈奎浩
Original assignee: Changzhou Kehui Power Equipment Co ltd
Current assignee: Changzhou Kehui Power Equipment Co ltd
Priority date: 2020-11-16
Filing date: 2020-11-16
Publication date: 2021-07-13
Anticipated expiration: 2030-11-16

Abstract

The utility model discloses a vibration sensor that waterproof performance is good, which comprises a housin, the inside lower extreme fixedly connected with sealing ring of casing, first annular seal groove has been seted up to the bottom of sealing ring, first through-hole has been seted up to the left side lower extreme of casing, the solid fixed ring of upper end outside fixedly connected with of casing, second internal thread hole has been seted up to solid fixed ring's left side upper surface, second annular seal groove has been seted up to the upper surface of casing. The utility model discloses an open the seal groove on the surface of base, place a rubber seal in the inside of its seal groove, increase the leakproofness between casing and the base, the inside lower extreme of casing is provided with the sealing ring, and the inside of the first annular seal groove of seting up bottom the sealing ring is pegged graft and is had first rubber seal, makes first rubber seal compressed tightly through fastening second bolt, has increased the leakproofness between base and the casing, prevents that the junction from seeping water.

Description

Vibration sensor with good waterproof performance

Technical Field

The utility model relates to a vibration sensor technical field specifically is a vibration sensor that waterproof performance is good.

Background

In the highly developed modern industry, the development of modern test technology towards digitization and informatization is a certain development trend, and the most front end of the test system is a sensor, which is the soul of the whole test system and is listed as the top technology by countries in the world, in particular to the IC technology and the computer technology which are rapidly developed in recent years, so that a good and reliable scientific and technical basis is provided for the development of the sensor. The development of the sensor is improved day by day, and digitization, multifunction and intellectualization are important characteristics of the development of the modern sensor, and the vibration sensor converts parameters of engineering vibration into electric signals, and the electric signals are displayed and recorded after being amplified by an electronic circuit. The electrical measurement method is characterized in that mechanical vibration is converted into electric quantity (electromotive force, electric charge, and other electric quantities), and then the electric quantity is measured, so that the mechanical quantity to be measured is obtained.

The existing vibration sensor is easy to seep water at the joint between each component in the long-time use process, the connection sealing performance between the components is not strong, and electronic elements such as a sensor and the like in the shell are affected by water and cannot be used.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a vibration sensor that waterproof performance is good to solve the problem that proposes among the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: a vibration sensor with good waterproof performance comprises a shell, wherein a sealing ring is fixedly connected to the lower end inside the shell, a first annular sealing groove is formed in the bottom of the sealing ring, a first through hole is formed in the lower end of the left side of the shell, a fixing ring is fixedly connected to the outer side of the upper end of the shell, a second inner threaded hole is formed in the upper surface of the left side of the fixing ring, a second annular sealing groove is formed in the upper surface of the shell, a third rubber sealing ring is arranged inside the second annular sealing groove, a sealing assembly is fixedly installed in the middle of the upper surface of the shell, a connecting end is fixedly installed at the top end of the shell, a cable is fixedly installed inside the connecting end, a connector is fixedly installed at the bottom end of the cable, a sensor is fixedly installed at the bottom end of the connector, a waterproof cavity is, the second through hole has been seted up to the upper surface left end of seal clamp plate, the bottom fixed mounting of casing has the base, the upper surface middle part fixed mounting of base has the sensor, the ring channel has been seted up at the upper surface edge of base, the inside bonding of ring channel has second sealing rubber circle.

Furthermore, the seal groove has been seted up to the upper surface of base, the inside bonding of seal groove has first rubber seal, the inside grafting of first annular seal groove has first rubber seal, and first rubber seal makes the junction of casing and base more sealed.

Furthermore, a first internal thread hole is formed in the left side of the inside of the sealing groove, a second bolt is connected to the inside of the first internal thread hole in a threaded mode, and the base and the shell are fixed conveniently through the arranged first internal thread hole.

Furthermore, the internal thread of the second internal thread hole is connected with a first bolt, the first bolt penetrates through the second through hole to be in threaded connection with the second internal thread hole, and the shell and the connecting end are fixed conveniently through the arranged second internal thread hole.

Further, the inside upper end fixed mounting of link has first seal assembly, first seal assembly's quantity is 2, respectively fixed mounting in the inside upper end and the inside lower extreme of link, and the inside leakproofness of link is strengthened to its seal assembly.

Furthermore, the number of the second internal thread holes is 3, the second internal thread holes are respectively arranged on the upper surface of the fixing ring at equal intervals by taking the center of the fixing ring as the center of a circle, and the sealing pressing plate is provided with second through holes with the same number as the second internal thread holes.

Furthermore, the number of the first internal thread holes is 3, and the first internal thread holes are respectively arranged in the sealing groove at equal intervals by taking the center of the sealing groove as the circle center.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is:

1. the utility model discloses an open the seal groove on the surface of base, place a rubber seal in the inside of its seal groove, increase the leakproofness between casing and the base, the inside lower extreme of casing is provided with the sealing ring, and the inside of the first annular seal groove of seting up bottom the sealing ring is pegged graft and is had first rubber seal, makes first rubber seal compressed tightly through fastening second bolt, has increased the leakproofness between base and the casing, prevents that the junction from seeping water.

2. The utility model discloses an increase the seal clamp plate in the outside of link, rotate first bolt and make seal clamp plate push down, increase the pressure of seal clamp plate to third rubber seal, make the inside of tight second annular seal groove is pasted more to the lower extreme of third rubber seal, strengthen the leakproofness between link and the casing, strengthened vibration sensor's waterproof performance.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic sectional structure of the present invention;

fig. 2 is a schematic view of the sectional structure of the connecting end of the present invention;

FIG. 3 is a schematic cross-sectional view of the sealing ring of the present invention;

fig. 4 is a schematic view of the cross-sectional structure of the base of the present invention.

In the figure: 1 casing, 2 link ends, 3 bases, 4 sensors, 5 cables, 6 connectors, 7 sealing pressure plates, 8 fixing rings, 9 first bolts, 11 first internal thread holes, 10 first rubber sealing rings, 12 second bolts, 13 annular grooves, 14 second sealing rubber rings, 15 sealing grooves, 16 first through holes, 17 sealing rings, 18 first annular sealing grooves, 19 first sealing assemblies, 20 second through holes, 21 waterproof cavities, 22 third rubber sealing rings, 23 second sealing assemblies, 24 second annular sealing grooves and 25 second internal thread holes.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a vibration sensor with good waterproof performance comprises a shell 1, wherein a sealing ring 17 is fixedly connected to the lower end inside the shell 1, a first annular sealing groove 18 is formed in the bottom of the sealing ring 17, a first through hole 16 is formed in the lower end of the left side of the shell 1, a fixing ring 8 is fixedly connected to the outer side of the upper end of the shell 1, a second internal threaded hole 25 is formed in the upper surface of the left side of the fixing ring 8, a first bolt 9 is connected to the internal thread of the second internal threaded hole 25, the first bolt 9 penetrates through the second through hole 20 to be in threaded connection with the second internal threaded hole 25, the shell 1 and a connecting end 2 are conveniently fixed through the formed second internal threaded hole 25, the number of the second internal threaded holes 25 is 3, the second internal threaded holes are respectively arranged on the upper surface of the fixing ring 8 at equal intervals by taking the center of the fixing ring 8 as the center of a circle, a sealing pressing plate 7 is provided with second through, a third rubber sealing ring 22 is arranged in the second annular sealing groove 24, a sealing assembly 23 is fixedly arranged in the middle of the upper surface of the shell 1, a sealing pressing plate 7 is additionally arranged on the outer side of the connecting end 2, the sealing pressing plate 7 is pressed down by rotating the first bolt 9, the pressure of the sealing pressing plate 7 on the third rubber sealing ring 22 is increased, the lower end of the third rubber sealing ring 22 is enabled to be more tightly attached to the inside of the second annular sealing groove 24, the sealing performance between the connecting end 2 and the shell 1 is enhanced, the waterproof performance of the vibration sensor is enhanced, the connecting end 2 is fixedly arranged at the top end of the shell 1, a cable 5 is fixedly arranged in the connecting end 2, a connecting head 6 is fixedly arranged at the bottom end of the cable, a sensor 4 is fixedly arranged at the bottom end of the connecting head 6, a waterproof cavity 21 is arranged in the connecting end, the number of the first sealing components 19 is 2, the first sealing components are respectively and fixedly arranged at the upper end and the lower end inside the connecting end 2, the sealing components 19 strengthen the sealing performance inside the connecting end 2, the outer side of the connecting end 2 is fixedly connected with a sealing pressure plate 7, the left end of the upper surface of the sealing pressure plate 7 is provided with a second through hole 20, the bottom of the shell 1 is fixedly provided with a base 3, the middle part of the upper surface of the base 3 is fixedly provided with a sensor 4, the edge of the upper surface of the base 3 is provided with an annular groove 13, a second sealing rubber ring 14 is bonded inside the annular groove 13, the upper surface of the base 3 is provided with a sealing groove 15, a first rubber sealing ring 10 is bonded inside the sealing groove 15, a first rubber sealing ring 10 is inserted inside a first annular sealing groove 18, the first sealing rubber ring 10 enables the joint of the shell 1 and the base 3 to be more, the inside threaded connection of first internal thread hole 11 has second bolt 12, the first internal thread hole 11 of seting up is convenient for go on fixing base 3 and casing 1, first internal thread hole 11 quantity is 3, use the center of seal groove 15 as the centre of a circle respectively, the equidistance is seted up in the inside of seal groove 15, open seal groove 15 through the surface at base 3, place a first rubber seal 10 in the inside of its seal groove 15, increase the leakproofness between casing 1 and the base 3, the inside lower extreme of casing 1 is provided with sealing ring 11, the inside of the first annular seal groove 18 that the sealing ring 11 bottom was seted up is pegged graft and is had first rubber seal 10, make first rubber seal 10 compressed tightly through fastening second bolt 12, the leakproofness between base 3 and the casing 1 has been increased, prevent that the junction from seeping water.

The utility model discloses a theory of operation: the sealing groove 15 is formed in the surface of the base 3, the first rubber sealing ring 10 is arranged in the sealing groove 15, the sealing performance between the shell 1 and the base 3 is improved, the sealing ring 11 is arranged at the lower end in the shell 1, the first rubber sealing ring 10 is inserted in the first annular sealing groove 18 formed in the bottom of the sealing ring 11, the first rubber sealing ring 10 is pressed by fastening the second bolt 12, the sealing performance between the base 3 and the shell 1 is improved, and water seepage at the connecting part is prevented; through increasing seal pressing plate 7 in the outside of link 2, rotate first bolt 9 and make seal pressing plate 7 push down, increase seal pressing plate 7 and to third rubber seal 22's pressure, make third rubber seal 22's lower extreme paste the inside of tight second annular seal groove 24 more, strengthen the leakproofness between link 2 and the casing 1, strengthened vibration sensor's waterproof performance.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a vibration sensor that waterproof performance is good, includes casing (1), its characterized in that: the inner lower end of the shell (1) is fixedly connected with a sealing ring (17), the bottom of the sealing ring (17) is provided with a first annular sealing groove (18), the left lower end of the shell (1) is provided with a first through hole (16), the outer side of the upper end of the shell (1) is fixedly connected with a fixing ring (8), the upper surface of the left side of the fixing ring (8) is provided with a second internal threaded hole (25), the upper surface of the shell (1) is provided with a second annular sealing groove (24), a third rubber sealing ring (22) is arranged inside the second annular sealing groove (24), the middle part of the upper surface of the shell (1) is fixedly provided with a sealing assembly (23), the top end of the shell (1) is fixedly provided with a connecting end (2), the inner part of the connecting end (2) is fixedly provided with a cable (5), and the, the utility model discloses a waterproof structure, including connector (6), waterproof chamber (21), outside fixedly connected with seal plate (7) of link (2), second through-hole (20) have been seted up to the top surface left end of seal plate (7), the bottom fixed mounting of casing (1) has base (3), the upper surface middle part fixed mounting of base (3) has sensor (4), ring channel (13) have been seted up at the upper surface edge of base (3), the inside bonding of ring channel (13) has second sealing rubber circle (14).

2. The vibration sensor with good waterproof performance according to claim 1, characterized in that: seal groove (15) have been seted up to the upper surface of base (3), the inside bonding of seal groove (15) has first rubber seal (10), the inside grafting of first annular seal groove (18) has first rubber seal (10).

3. The vibration sensor with good waterproof performance according to claim 2, characterized in that: a first internal thread hole (11) is formed in the left side of the inside of the sealing groove (15), and a second bolt (12) is connected to the internal thread of the first internal thread hole (11).

4. The vibration sensor with good waterproof performance according to claim 1, characterized in that: the internal thread of the second internal thread hole (25) is connected with a first bolt (9), and the first bolt (9) penetrates through the second through hole (20) and is in threaded connection with the second internal thread hole (25).

5. The vibration sensor with good waterproof performance according to claim 1, characterized in that: the inside upper end fixed mounting of link (2) has first seal assembly (19), the quantity of first seal assembly (19) is 2, respectively fixed mounting at the inside upper end and the inside lower extreme of link (2).

6. The vibration sensor with good waterproof performance according to claim 1, characterized in that: the number of the second internal thread holes (25) is 3, the centers of the fixing rings (8) are respectively used as circle centers, the upper surfaces of the fixing rings (8) are equidistantly arranged, and the sealing pressing plate (7) is provided with second through holes (20) with the number equal to that of the second internal thread holes (25).

7. The vibration sensor with good waterproof performance according to claim 3, characterized in that: the number of the first internal thread holes (11) is 3, the first internal thread holes are respectively arranged in the sealing groove (15) at equal intervals by taking the center of the sealing groove (15) as the circle center.