CN214837971U

CN214837971U - Shaft coupling protection mechanism of centrifugal compressor

Info

Publication number: CN214837971U
Application number: CN202121160734.8U
Authority: CN
Inventors: 徐亮; 虞朝林; 叶谋泉
Original assignee: Lebo Engineering Hangzhou Co ltd
Current assignee: Lebo Engineering Hangzhou Co ltd
Priority date: 2021-05-27
Filing date: 2021-05-27
Publication date: 2021-11-23
Anticipated expiration: 2031-05-27

Abstract

The utility model discloses a centrifugal compressor's shaft coupling protection mechanism, including two first main parts and two second main parts, two first main part and two the equal fixedly connected with fixed plate in both sides of second main part, eight a plurality of screw holes have all been seted up at the top of fixed plate, and two fixed plates have same staple at the inside threaded connection of two screw holes, the equal fixedly connected with clamping ring in one side of two first main parts and two second main parts, two the same adapter sleeve of outside fixedly connected with of clamping ring is equipped with coupling mechanism between two clamping rings, and the inside of first main part and second main part is equipped with slewing mechanism. Compared with the prior art, the utility model discloses a set up fixed plate, contact plate, rotation circle, connecting key, change the pearl, adjust a section of thick bamboo, fixed button, connecting block, gasket, when using this device, this device adopts the mode of "following" to protect the shaft coupling, and the operating efficiency is high, and is effectual, easy operation, stable practical.

Description

Shaft coupling protection mechanism of centrifugal compressor

Technical Field

The utility model relates to a shaft coupling technical field especially relates to a centrifugal compressor's shaft coupling protection machanism.

Background

The centrifugal compressor has the characteristics of high-speed rotation, high power and inevitable certain vibration during operation, a used coupler can transmit large torque, and small radial and axial displacement is allowed, the coupler is a tooth-type coupler and a diaphragm coupler, the diaphragm coupler is commonly used at present, and the coupler does not need a lubricant and is easy to manufacture. Each diaphragm coupling is composed of a plurality of pieces, screw holes on the outer edge and the inner edge of each diaphragm coupling are respectively connected with a driving semi-diaphragm coupling and a driven semi-diaphragm coupling, torsion occurs during working, forming holes on the diaphragms are used for increasing elasticity, and the difference between the inner diameter and the outer diameter is not small, so that the diaphragm coupling is generally suitable for transmitting medium and small power. Its protection needs to be compatible with a few displacements of its working process.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a shaft coupling protection mechanism of a centrifugal compressor.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a centrifugal compressor's shaft coupling protection mechanism, includes two first main parts and two second main parts, two first main part and two the equal fixedly connected with fixed plate in both sides of second main part, eight a plurality of screw holes have all been seted up at the top of fixed plate, and two fixed plates have same staple at the inside threaded connection of two screw holes, the equal fixedly connected with clamping ring in one side of two first main parts and two second main parts, two the same adapter sleeve of outside fixedly connected with of clamping ring, two be equipped with coupling mechanism between the clamping ring, the inside of first main part and second main part is equipped with slewing mechanism.

Further, coupling mechanism includes a plurality of spacing rings, and is a plurality of the spacing ring respectively with two one side fixed connection of coupling ring is a plurality of the inside of spacing ring all rotates and is connected with changes the pearl, two one side of changeing the pearl is fixedly connected with retainer plate and two kellies, two respectively fixedly connected with elastic block between the kellies.

Further, the top and the bottom of retainer plate have all been seted up the bar slide opening, two kellies respectively with two bar slide opening looks adaptations of retainer plate, the equal threaded connection of one end of two kellies has spacing piece.

Further, slewing mechanism includes four contact plates, two first main part and two spouts have all been seted up to the inside of second main part, and two first main parts and two equal sliding connection in the inside of spout have a rotation circle, the outside and two of contact plate the inner wall fixed connection who rotates the circle, two contact plates contact, the equal fixedly connected with link key of inner wall of four contact plates.

Further, two the equal fixedly connected with connecting block in top of first main part, the equal fixedly connected with dead lever in top of two connecting blocks, the top cover of dead lever is equipped with adjusts a section of thick bamboo, and circular recess has been seted up at one side top of dead lever, and the dead lever is at inner wall one side fixed connection spring of circular recess, the other end fixedly connected with fixed button of spring, a plurality of fixed orificess have been seted up to one side of adjusting a section of thick bamboo, fixed button and the fixed orifices looks adaptation of adjusting a section of thick bamboo.

Furthermore, a gasket is sleeved in the middle of the fixing nail.

The utility model has the advantages that:

1. by arranging the fixing plate, the contact plate, the rotating ring, the connecting key, the limiting ring, the rotating balls, the elastic block, the clamping rod, the limiting sheet, the fixing ring and the connecting ring, when the device is used, the first main body and the second main body are sleeved outside the coupler through the fixing plate and the fixing nails, the connecting key on the contact plate is clamped into the clamping groove of the coupler, then the clamping rod on the rotating balls inside the two limiting rings is placed into the strip-shaped sliding hole of the fixing ring by extruding the elastic block, then the limiting sheet is screwed on the clamping rod, then the connecting sleeve is fixed on the two connecting rings, at the moment, the contact plate can rotate together with the coupler through the rotating ring, and the first main body and the second main body can be compatible with the displacement of the coupler;

2. by arranging the fixing rod, the adjusting cylinder, the fixing button, the spring and the connecting block, when the device is used, the adjusting cylinder is arranged at a proper position, then the fixing rod is flexibly connected through the connecting block, and the adjusting cylinder on the fixing rod can change the length by extruding the spring on one side of the fixing button, so that the installation position of the device is changed, and the operation effect of the device is improved;

3. through setting up the gasket, when using this device, the gasket can improve the long-time stability of operation of device, increases the practicality of device.

Through setting up fixed plate, contact plate, rotation circle, connecting key, spacing collar, commentaries on classics pearl, elastic block, kelly, spacing piece, retainer plate, coupling ring, dead lever, regulation section of thick bamboo, fixed button, spring, connecting block, gasket, when using this device, this device adopts the mode of "following" to protect the shaft coupling, and the operating efficiency is high, and is effectual, easy operation, and is stable practical.

Drawings

Fig. 1 is a schematic perspective view of a coupling protection mechanism of a centrifugal compressor according to embodiment 1;

fig. 2 is a schematic cross-sectional view of a coupling guard mechanism of a centrifugal compressor according to embodiment 1;

fig. 3 is a schematic structural diagram of a spacer of a coupling guard mechanism of a centrifugal compressor according to embodiment 2.

In the figure: the device comprises a first main body 1, a second main body 2, a contact plate 3, a fixing plate 4, a fixing nail 5, a connecting sleeve 6, a connecting ring 7, a fixing rod 8, an adjusting cylinder 9, a fixing button 10, a rotating ring 11, a connecting key 12, a limiting ring 13, a rotating bead 14, an elastic block 15, a clamping rod 16, a limiting sheet 17, a fixing ring 18, a spring 19 and a gasket 20.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

Referring to fig. 1-2, a shaft coupling protection mechanism of centrifugal compressor, including two first main parts 1 and two second main parts 2, the equal fixedly connected with fixed plate 4 in both sides of two first main parts 1 and two second main parts 2, a plurality of screw holes have all been seted up at the top of eight fixed plate 4, two fixed plate 4 have same staple 5 at the inside threaded connection of two screw holes, the equal fixedly connected with clamping ring 7 in one side of two first main parts 1 and two second main parts 2, the same adapter sleeve 6 of outside fixedly connected with of two clamping rings 7, be equipped with coupling mechanism between two clamping rings 7, the inside of first main part 1 and second main part 2 is equipped with slewing mechanism.

Wherein, coupling mechanism includes a plurality of spacing rings 13, a plurality of spacing rings 13 respectively with one side fixed connection of two connecting rings 13, the inside of a plurality of spacing rings 13 all rotates and is connected with changes pearl 14, two one side of changeing pearl 14 fixedly connected with retainer plate 18 and two kellies 16 respectively, fixed connection has elastic block 15 between two kellies 16.

Wherein, the top and the bottom of retainer plate 18 have all been seted up the bar slide opening, and two kellies 16 respectively with two bar slide opening looks adaptations of retainer plate 18, the equal threaded connection of one end of two kellies 16 has spacing piece 17.

Wherein, the rotating mechanism comprises four contact plates 3, two sliding grooves are respectively arranged in two first main bodies 1 and two second main bodies 2, the two first main bodies 1 and the two second main bodies 2 are respectively connected with a rotating ring 11 in the sliding grooves in a sliding way, the outer parts of the contact plates 3 are fixedly connected with the inner walls of the two rotating rings 11, the two contact plates 3 are contacted, the inner walls of the four contact plates 3 are respectively and fixedly connected with a connecting key 12, the first main body 1 and the second main body 2 are sleeved outside the coupler through a fixing plate 4 and a fixing nail 5, the connecting keys 12 on the contact plates 3 are clamped into clamping grooves of the coupler, then clamping rods 16 on rotating balls 14 in the two limiting rings 13 are placed into strip-shaped sliding holes of a fixing ring 18 through extruding elastic blocks 15, then limiting pieces 17 are screwed on the clamping rods 16, and then the connecting sleeves 6 are fixed on the two connecting rings 7, at the moment, the contact plate 3 can rotate along with the coupler through the rotating ring 11, the first main body 1 and the second main body 2 can be compatible with the displacement of the coupler, the coupler is protected by the device in a 'following' mode, the operation efficiency is high, and the effect is good;

wherein, the equal fixedly connected with connecting block in top of two first main parts 1, the equal fixedly connected with dead lever 8 in top of two connecting blocks, the top cover of dead lever 8 is equipped with adjusts a section of thick bamboo 9, circular recess has been seted up at one side top of dead lever 8, dead lever 8 is at inner wall one side fixed connection spring 19 of circular recess, spring 19's the other end fixedly connected with fixed button 10, a plurality of fixed orificess have been seted up to one side of adjusting a section of thick bamboo 9, fixed button 10 and the fixed orifices looks adaptation of adjusting a section of thick bamboo 9, will adjust a section of thick bamboo 9 and install in suitable position, then through connecting block soft connection dead lever 8, adjust a section of thick bamboo 9 accessible extrusion fixed button 10 one side spring 19 on the dead lever 8 and change length, thereby change means's mounted position, increase means's operation effect.

The working principle is as follows: when the device is used, the first main body 1 and the second main body 2 are sleeved outside the coupler through the fixing plate 4 and the fixing nail 5, the connecting key 12 on the contact plate 3 is clamped into the clamping groove of the coupler, then the clamping rods 16 on the rotating balls 14 inside the two limiting rings 13 are placed into the strip-shaped sliding holes of the fixing rings 18 through the extrusion elastic blocks 15, then the limiting pieces 17 are screwed on the clamping rods 16, then the connecting sleeve 6 is fixed on the two connecting rings 7, the contact plate 3 can rotate along with the coupler through the rotating rings 11 at the moment, and the first main body 1 and the second main body 2 can be compatible with the displacement of the coupler;

the adjusting cylinder 9 is installed at a proper position, then the fixing rod 8 is flexibly connected through the connecting block, and the length of the adjusting cylinder 9 on the fixing rod 8 can be changed by extruding the spring 19 on one side of the fixing button 10, so that the installation position of the device is changed, and the operation effect of the device is improved.

Example 2

Referring to fig. 3, in this embodiment, compared with embodiment 1, in order to increase the practicability of the device, the middle sleeve of the fixing nail 5 is provided with a gasket 20, and the gasket 20 can improve the stability of the device in long-time operation, thereby increasing the practicability of the device.

When the device is used, the gasket 20 can improve the long-time running stability of the device and increase the practicability of the device.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a centrifugal compressor's shaft coupling protection mechanism, includes two first main parts (1) and two second main parts (2), its characterized in that, two first main part (1) and two the both sides of second main part (2) all are equipped with fixed plate (4), eight a plurality of screw holes have all been seted up at the top of fixed plate (4), and two fixed plates (4) are equipped with same staple (5) in the inside of two screw holes, and one side of two first main parts (1) and two second main parts (2) all is equipped with clamping ring (7), two the outside of clamping ring (7) is equipped with same adapter sleeve (6), two be equipped with coupling mechanism between clamping ring (7), the inside of first main part (1) and second main part (2) is equipped with slewing mechanism.

2. The shaft coupling protection mechanism of the centrifugal compressor according to claim 1, wherein the connecting mechanism comprises a plurality of limiting rings (13), the plurality of limiting rings (13) are respectively and fixedly connected with one side of the two connecting rings (7), rotating beads (14) are arranged inside the plurality of limiting rings (13), a fixing ring (18) and two clamping rods (16) are respectively arranged on one side of the two rotating beads (14), and an elastic block (15) is arranged between the two clamping rods (16).

3. The shaft coupling protection mechanism of the centrifugal compressor as claimed in claim 2, wherein the top and the bottom of the fixing ring (18) are both provided with a strip-shaped sliding hole, the two clamping rods (16) are respectively matched with the two strip-shaped sliding holes of the fixing ring (18), and one end of each of the two clamping rods (16) is provided with a limiting piece (17).

4. The shaft coupling protection mechanism of a centrifugal compressor according to claim 3, wherein the rotating mechanism comprises four contact plates (3), two sliding grooves are formed in the two first main bodies (1) and the two second main bodies (2), two rotating rings (11) are arranged in the sliding grooves in the two first main bodies (1) and the two second main bodies (2), the outer portions of the contact plates (3) are fixedly connected with the inner walls of the two rotating rings (11), the two contact plates (3) are in contact with each other, and connecting keys (12) are arranged on the inner walls of the four contact plates (3).

5. The shaft coupling protection mechanism of a centrifugal compressor as claimed in claim 3, wherein two of the first bodies (1) are provided with connecting blocks at the top, two of the connecting blocks are provided with fixing rods (8) at the top, the top of the fixing rods (8) is sleeved with an adjusting cylinder (9), a circular groove is formed at the top of one side of the fixing rods (8), the fixing rods (8) are fixedly connected with the spring (19) at one side of the inner wall of the circular groove, the other end of the spring (19) is provided with a fixing button (10), a plurality of fixing holes are formed at one side of the adjusting cylinder (9), and the fixing button (10) is matched with the fixing holes of the adjusting cylinder (9).

6. A coupling guard mechanism for centrifugal compressors according to claim 4, characterized in that the middle of the fixing nail (5) is sleeved with a washer (20).