CN217930547U

CN217930547U - Shaft vibration transmitter

Info

Publication number: CN217930547U
Application number: CN202222321135.0U
Authority: CN
Inventors: 刘全广; 徐华丽; 耿晓凤; 徐明鹃
Original assignee: Anhui Puer Measurement And Control Co ltd
Current assignee: Anhui Puer Measurement And Control Co ltd
Priority date: 2022-09-01
Filing date: 2022-09-01
Publication date: 2022-11-29
Anticipated expiration: 2032-09-01

Abstract

The utility model discloses an axle changer that shakes, concretely relates to changer field, including cylindrical changer body and install the link at this end of body of changer, be equipped with the screw thread on the link outer wall, be equipped with the measuring terminal through the thread bush in the link outside, install vibration probe at the link end that lies in the measuring terminal inside, install first bearing at the measuring terminal end of keeping away from the link, peg graft in the first bearing and have pivoted even axle, install the lantern ring at the other end of even axle, install the axis body mounting at lantern ring internal rotation in the lantern ring, be equipped with in the axis body mounting outside and fix and spacing stop gear to the axis body mounting. The utility model discloses a movable mounting structure utilizes the limiting plate to be connected solid fixed ring and equipment pivot in the activity of fixed ring, and simple to operate is convenient, and the limiting plate of activity is applicable to not unidimensional equipment pivot simultaneously and fixes, has certain adaptability.

Description

Shaft vibration transmitter

Technical Field

The utility model relates to a changer field, more specifically say, the utility model relates to an axle changer that shakes.

Background

The shaft vibration transmitter is a fixedly installed on-line vibration measuring device and is mainly used for measuring the vibration speed value. The output form is 4 mA-20 mA standard current, which is in direct proportion to the vibration value. Can be directly input into the PLC/DCS, thereby forming a system which can monitor and protect equipment such as centrifugal pumps, reciprocating compressors, centrifuges, cooling towers, industrial fans, motors, gas turbines and the like. When the shaft vibration transmitter is installed, the shaft vibration transmitter is connected with a movable rotating shaft, a bolt fastening mode is adopted, the structure is not adjustable, the shaft vibration transmitter can only be suitable for installing equipment with a certain size, and the adaptability is poor.

SUMMERY OF THE UTILITY MODEL

For solving the technical problem, the utility model provides an axle vibration changer, including cylindrical changer body and install the link at this end of body of changer, be equipped with the screw thread on the link outer wall, be equipped with the measuring terminal through the thread bush in the link outside, install vibration probe at the link end that lies in the measuring terminal inside, install first bearing at the measuring terminal end of keeping away from the link, it has pivoted even axle to peg graft in the first bearing, installs the lantern ring at the other end of even axle, installs the axis body mounting at lantern ring internal rotation in the lantern ring, is equipped with in the axis body mounting outside and fixes and spacing stop gear to the axis body mounting.

In a preferred embodiment, the shaft fixing part comprises a fixing ring rotating in the sleeve ring, symmetrical limiting grooves are formed in the inner wall of the fixing ring, and two limiting holes are further formed in the fixing ring and located on the outer sides of the two limiting grooves and extend to the limiting grooves.

In a preferred embodiment, the limiting mechanism comprises a limiting plate embedded in the limiting groove and a threaded pipe fixed on the outer wall of the fixing ring, the limiting plate is arc-shaped, the outer wall of the limiting plate is matched with the inner wall of the limiting groove, and the thickness of the limiting plate is the same as that of the limiting groove.

In a preferred embodiment, a threaded rod is inserted into the threaded pipe, a second bearing is embedded in the surface of the limiting plate located on the inner side of the limiting groove, and the threaded rod penetrates through the threaded pipe and the fixing ring and is inserted into the second bearing.

In a preferred embodiment, a limiting rod is further fixed on the surface of the limiting plate, which is located on the inner side of the limiting groove, and the limiting rod extends from the limiting hole to the outer side of the fixing ring through the fixing ring.

In a preferred embodiment, the length of the limiting rod is shorter than that of the threaded rod, and the outer end of the threaded rod is provided with a knob.

The utility model discloses a technological effect and advantage:

the utility model discloses a movable mounting structure utilizes the limiting plate to be connected solid fixed ring and equipment pivot in the activity of fixed ring, and simple to operate is convenient, and the limiting plate of activity simultaneously is applicable to not unidimensional equipment pivot and fixes, has certain adaptability.

Drawings

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

fig. 2 is a schematic view of another angle structure of the present invention;

fig. 3 is a schematic view of another angle structure of the present invention;

fig. 4 is a schematic view of a part of the structure of the fixing ring of the present invention.

Description of reference numerals: the device comprises a transmitter body 1, a connecting end 2, a measuring end 3, a vibration probe 4, a first bearing 5, a connecting shaft 6, a lantern ring 7, a fixing ring 8, a limiting groove 9, a limiting hole 10, a limiting plate 11, a threaded pipe 12, a threaded rod 13, a second bearing 14, a limiting rod 15 and a knob 16.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments. The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

As shown in fig. 1-4, the axial vibration transducer includes a columnar transducer body 1 and a connection end 2 installed at an end portion of the transducer body 1, wherein threads are provided on an outer wall of the connection end 2, a measurement end 3 is sleeved outside the connection end 2 through the threads, a vibration probe 4 is installed at an end portion of the connection end 2 located inside the measurement end 3, a first bearing 5 is installed at an end portion of the measurement end 3 far away from the connection end 2, a rotating connection shaft 6 is inserted into the first bearing 5, a lantern ring 7 is installed at the other end of the connection shaft 6, a shaft body fixing member rotating in the lantern ring 7 is installed in the lantern ring 7, and a limiting mechanism for fixing and limiting the shaft body fixing member is arranged at an outer side of the shaft body fixing member;

on foretell basis, during the use, earlier with the axis body mounting cover outside the pivot of working equipment, utilize stop gear to fix the axis body mounting in the pivot of equipment, then rotate the lantern ring 7 and adjust its angle in axis body mounting and pivot outside, make even axle 6 and measuring terminal 3 of being connected with the lantern ring 7 remove to equipment one side, install changer body 1 on measuring terminal 3 through the outside screw thread of link 2 and link 2 again, then rotate the angle of changer body 1, make it remove to working equipment one side, and utilize other fixed parts to fix changer body 1 on working equipment and install.

The shaft body fixing part comprises a fixing ring 8 rotating in a lantern ring 7, symmetrical limiting grooves 9 are formed in the inner wall of the fixing ring 8, two limiting holes 10 are further formed in the fixing ring 8, and the two limiting holes 10 are located on the outer sides of the two limiting grooves 9 respectively and extend to the limiting grooves 9;

wherein, solid fixed ring 8 can be at 7 internal rotations in the lantern ring, and the axis body mounting is used for the cover in the outside of equipment pivot, through stop gear with axis body mounting and pivot fixed connection, makes stop gear and axis body mounting along with the pivot of equipment is together rotated, monitors skew and vibrations of axis body rotation in-process.

The limiting mechanism comprises a limiting plate 11 embedded in the limiting groove 9 and a threaded pipe 12 fixed on the outer wall of the fixing ring 8, the limiting plate 11 is arc-shaped, the outer wall of the limiting plate 11 is matched with the inner wall of the limiting groove 9, and the thickness of the limiting plate 11 is the same as that of the limiting groove 9;

the limiting plate 11 can move inside the fixing ring 8 and is attached to the outer portion of the rotating shaft of the equipment.

Further, a threaded rod 13 is inserted into the threaded pipe 12, a second bearing 14 is embedded in the surface of the limiting plate 11 located inside the limiting groove 9, the threaded rod 13 penetrates through the threaded pipe 12 and the fixing ring 8 and is inserted into the second bearing 14, a limiting rod 15 is further fixed on the surface of the limiting plate 11 located inside the limiting groove 9, and the limiting rod 15 penetrates through the fixing ring 8 from the limiting hole 10 and extends to the outer side of the fixing ring 8;

on the basis, during installation, the fixing ring 8 is sleeved outside the rotating shaft of the equipment, then the threaded rod 13 is rotated to move in the threaded pipe 12, the limiting plate 11 is pushed inwards to move, the limiting plate 11 moves in the limiting hole 10 through the limiting rod 15 to limit, so that the limiting plate 11 can be attached to the outside of the rotating shaft of the equipment and fixed, and the whole shaft body fixing part is fixed on the rotating shaft of the equipment to rotate along with the rotation of the equipment;

further, in the process that the shaft body fixing piece rotates along with the rotation of the equipment, the generated offset and vibration can be transmitted to the measuring end 3 through the lantern ring 7 and the connecting shaft 6, the vibration probe 4 in the measuring end 3 is used for detecting, and the vibration speed value is obtained.

Owing to adopted movable mounting structure, utilize limiting plate 11 to be connected solid fixed ring 8 and equipment pivot at solid fixed ring 8 internalization, simple to operate is convenient, and the limiting plate 11 of activity is applicable in not unidimensional equipment pivot to be fixed simultaneously, has certain adaptability.

The length of gag lever post 15 is shorter than the length of threaded rod 13, knob 16 is installed to the threaded rod 13 outer end, and knob 16 conveniently rotates threaded rod 13.

It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present disclosure, all other embodiments obtained by a person of ordinary skill in the art and related fields without creative efforts shall fall within the protection scope of the present disclosure. The structures, devices, and methods of operation of the present invention, not specifically described and illustrated, are generally practiced by those of ordinary skill in the art without specific recitation or limitation.

Claims

1. The utility model provides an axle changer that shakes, includes cylindrical changer body and installs the link at this body tip of changer, is equipped with the screw thread on the link outer wall, is equipped with the measuring terminal through the thread bush in the link outside, installs vibration probe at the link tip that lies in the measuring terminal inside, and its characterized in that installs first bearing at the measuring terminal tip of keeping away from the link, peg graft in the first bearing and have the pivoted even axle, install the lantern ring at the other end of even axle, install the axis body mounting at lantern ring internal rotation in the lantern ring, be equipped with in the axis body mounting outside fix the axis body mounting with spacing stop gear.

2. The axial vibration transmitter of claim 1, wherein: the axis body mounting includes at the solid fixed ring of lantern ring internal rotation, sets up the spacing groove of symmetry on solid fixed ring inner wall, still is equipped with two spacing holes on solid fixed ring, and two spacing holes are located the outside of two spacing grooves respectively and extend to spacing groove department.

3. The axial vibration transmitter of claim 2, wherein: the limiting mechanism comprises a limiting plate embedded in the limiting groove and a screwed pipe fixed on the outer wall of the fixing ring, the limiting plate is arc-shaped, the outer wall of the limiting plate is matched with the inner wall of the limiting groove, and the thickness of the limiting plate is the same as that of the limiting groove.

4. The axial vibration transmitter of claim 3, wherein: the threaded pipe is internally connected with a threaded rod, the surface of the limiting plate, which is positioned on the inner side of the limiting groove, is embedded with a second bearing, and the threaded rod penetrates through the threaded pipe and the fixing ring and is connected to the inside of the second bearing in an inserting mode.

5. The axial vibration transmitter of claim 4, wherein: and a limiting rod is further fixed on the surface of the limiting plate, which is positioned on the inner side of the limiting groove, and the limiting rod penetrates through the fixing ring from the limiting hole and extends to the outer side of the fixing ring.

6. The axial vibration transmitter of claim 5, wherein: the length of the limiting rod is shorter than that of the threaded rod, and the knob is installed at the outer end of the threaded rod.