CN210322333U - Four-channel torsional vibration analyzer for transmission shaft of rotary machine - Google Patents
Four-channel torsional vibration analyzer for transmission shaft of rotary machine Download PDFInfo
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- CN210322333U CN210322333U CN201920767549.1U CN201920767549U CN210322333U CN 210322333 U CN210322333 U CN 210322333U CN 201920767549 U CN201920767549 U CN 201920767549U CN 210322333 U CN210322333 U CN 210322333U
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Abstract
The utility model discloses a four-channel torsional vibration analyzer of a rotating mechanical transmission shaft, when the box is carried and placed, the bottom of the box is close to the ground, when the distance meter detects that the distance between the bottom of the box and the ground is less than 20 cm, the controller transmits signals, the controller transmits control signals to a limit card, the limit card is opened, the bottom of a bracket is released, the top of the bracket is fixed with a rotating bearing, and the bracket rotates around the center of the rotating bearing until contacting with the ground due to the tension of a rebounding device, the bracket supports the weight of the box at the upper part, and the bracket is not compressed into the box by the weight of the box through the tension of the rebounding device, so that a user can more conveniently move the four-channel torsional vibration analyzer of the rotating mechanical transmission shaft, can adapt to different environments, and is more convenient for users to use.
Description
Technical Field
The utility model relates to a mechanical analysis instrument field especially relates to a rotating machinery transmission shaft four-channel torsional vibration analysis appearance.
Background
At present, a four-channel torsional vibration analyzer of a transmission shaft of a rotary machine is mainly used for a large-scale power generation unit (thermal power, gas power, nuclear power, hydroelectric power, wind power and the like) and various rotary machines such as compressors, fans, pumps, motors and the like in the industries of petrifaction, metallurgy, aviation and the like as objects, and is dedicated to vibration fault diagnosis and treatment, equipment safety analysis and evaluation, and shafting and structural dynamics analysis of the large-scale rotary machine, so that the analyzer is frequently used in different environments, and the existing analyzer cannot adapt to different working environments, and is inconvenient to use by a user.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a rotating machinery transmission shaft four-channel torsional vibration analysis appearance aims at solving the instrument among the prior art and often uses in different environment, and current instrument can not adapt to different operational environment, causes user's awkward technical problem.
In order to achieve the above object, the present invention provides a four-channel torsional vibration analyzer for a transmission shaft of a rotary machine, including a machine box, a plurality of supports and a support assembly, wherein the supports are rotatably connected with the machine box, are located below the machine box, and are distributed at the end of the machine box; the support assembly comprises a rotary bearing, a rebounding device and a limiting card, the rotary bearing is fixedly connected with the machine box, fixedly connected with the support, positioned at one end of the support, close to the machine box, and positioned inside the machine box, the rebounding device is rotatably connected with the machine box, rotatably connected with the support, positioned at the bottom of the machine box, and positioned among the plurality of supports, and the limiting card is slidably connected with the machine box, clamped with the support, and positioned inside the machine box; the control assembly comprises a distance meter and a controller, the distance meter is fixedly connected with the case, is positioned at the bottom of the case and faces a direction far away from the case; the controller is electrically connected with the limiting card, electrically connected with the distance measuring instrument and positioned in the case.
The rebounding device comprises a connecting ring and a return spring, the connecting ring is fixedly connected with the support and the machine box, the connecting rings are multiple, are respectively positioned at one end, far away from the rotary bearing, of the support, are positioned at the bottom surface of the machine box and are close to the center of the machine box; the return spring is clamped with the connecting rings, is connected with the support and the machine box and is positioned between the two connecting rings.
The support is provided with a containing groove, and the containing groove is located on one side, far away from the machine box, of the support and is matched with the return spring.
The machine box is provided with a plurality of jacks, and the jacks are positioned on the side surface of the machine box and above the bracket; the four-channel torsional vibration analyzer for the rotary mechanical transmission shaft further comprises a wire storage box, wherein the wire storage box is fixedly connected with the machine box and is located close to the machine box, one side of the jack and located below the jack.
The wire storage box is provided with a plurality of partitions, and the partitions are respectively positioned between the two jacks.
The four-channel torsional vibration analyzer for the rotary mechanical transmission shaft further comprises a fan, wherein the fan is detachably connected with the machine box and penetrates through the side wall of the machine box, and is located on the side face of the machine box and far away from the jack.
The four-channel torsional vibration analyzer of the rotary mechanical transmission shaft further comprises a waterproof ceiling, wherein the waterproof ceiling is detachably connected with the machine box, is positioned above the machine box and covers the machine box.
The utility model discloses a four-channel torsional vibration analyzer of rotating machinery transmission shaft, when carrying the machine box and placing, make the bottom of machine box be close to ground, when the distancer detects that the distance between the bottom of machine box and ground is less than 20 centimeters, to the controller transmission signal, the controller sends control signal to the spacing card, makes the spacing card open, makes the bottom of support release, the top with swivel bearing is fixed, and because the pulling force of resilient mounting makes the support rotate around the center of swivel bearing until contacting with ground, the support supports the weight of upper portion machine box, and makes the support not compressed by the weight of machine box to in the machine box through the pulling force of resilient mounting, the user can more conveniently move the four-channel torsional vibration analyzer of rotating machinery transmission shaft, can adapt to different environments, and is more convenient for users to use.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic structural diagram of the bottom of the casing of the present invention.
Fig. 3 is a schematic structural diagram of the support assembly of the present invention.
In the figure: the device comprises a machine box 1, a support 2, a support 3, a control assembly 4, a wire storage box 5, a fan 6, a waterproof ceiling 7, a jack 11, a storage groove 21, a rotary bearing 31, a rebound device 32, a limit card 33, a distance meter 41, a controller 42, a partition 51, a rotary mechanical transmission shaft four-channel torsional vibration analyzer 100, a connecting ring 321 and a return spring 322.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like 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 and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Referring to fig. 1, 2 and 3, the present invention provides a four-channel torsional vibration analyzer 100 for a rotating mechanical transmission shaft, including a housing 1, a plurality of supports 2 and a plurality of support assemblies 3, wherein the supports 2 are rotatably connected to the housing 1, are located below the housing 1, and are distributed at an end of the housing 1, and the support assemblies 3 are slidably connected to the housing 1, are rotatably connected to the supports 2, and are located between the housing 1 and the supports 2; the supporting component 3 comprises a rotary bearing 31, a rebounding device 32 and a limiting clamp 33, the rotary bearing 31 is fixedly connected with the machine box 1, is fixedly connected with the support 2, is positioned at one end, close to the machine box 1, of the support 2, and is positioned inside the machine box 1, the rebounding device 32 is rotatably connected with the machine box 1, is rotatably connected with the support 2, is positioned at the bottom of the machine box 1, is also positioned among the plurality of supports 2, and the limiting clamp 33 is slidably connected with the machine box 1, is clamped with the support 2, and is positioned inside the machine box 1; the control assembly 4 comprises a distance measuring instrument 41 and a controller 42, wherein the distance measuring instrument 41 is fixedly connected with the machine box 1 and is positioned at the bottom of the machine box 1 and faces away from the machine box 1; the controller 42 is electrically connected with the limit card 33, electrically connected with the distance measuring instrument 41, and located inside the case 1.
In this embodiment, the case 1 is a rectangular case, the inside of the case has an analyzer, the bracket 2 is cylindrical, the bottom of the case has a rubber anti-slip sleeve, the bracket 2 and the outer ring of the rotating bearing 31 are integrally formed, and rotate together with the outer ring of the rotating bearing 31 until the bracket 2 and the bottom surface of the case 1 are clamped at 75 degrees by the bottom of the case 1, the number of the brackets 2 is four, and the brackets are respectively located at four right-angle ends of the case 1, the rotating bearing 31 has an inner ring fixed with the case 1, a steel ball rotating in the middle and an outer ring driving the bracket 2 to rotate, the outer ring of the rotating bearing 31 and the top end of the bracket 2 are fixed, the number of the rotating bearing 31 is the same as that of the bracket 2 and is respectively fixed with the top ends of the plurality of brackets 2, the rotating bearing 31 rotates toward the direction of the other bracket 2 arranged diagonally, the bracket 2 is driven to rotate towards the other bracket 2 arranged diagonally, one end of the rebounding device 32 is rotatably connected with the machine box 1, the other end of the rebounding device is rotatably connected with one end, far away from the rotary bearing 31, of the bracket 2, the plurality of brackets 2 are enabled to support the machine box 1 through elastic force, the brackets 2 can rotate to be placed in a groove body of the machine box 1, the limiting clamp 33 is used for clamping the brackets 2, and the brackets 2 are enabled to be subjected to the pulling force of the rebounding device 32, the gravity of the brackets, the supporting force of the rotary bearing 31 at the bottom and the supporting force of the limiting clamp 33, so that the brackets 2 are fixed in the machine box 1; the distance measuring instrument 41 is connected with a power supply in the case 1, is positioned at the bottom of the case 1, and measures distance towards a direction far away from the case 1, the controller 42 is connected with the distance measuring instrument 41 and the limit card 33, transmits an electric signal to the limit card 33, and controls the open and close of the limit card 33, so that when the case 1 is carried and placed, the bottom of the case 1 is close to the ground, when the distance measuring instrument 41 detects that the distance between the bottom of the case 1 and the ground is less than 20 cm, the controller 42 transmits a signal, the controller 42 sends a control signal to the limit card 33, so that the limit card 33 is opened, the bottom of the bracket 2 is released, the top of the bracket is fixed with the rotary bearing 31, and the bracket 2 rotates around the center of the rotary bearing 31 due to the pulling force of the rebound device 32 until the bracket contacts with the ground, the bracket 2 supports the weight of the upper case 1, and the bracket 2 is not compressed into the case 1 by the weight of the case 1 through the pulling force of the rebounding device 32, so that a user can more conveniently move the four-channel torsional vibration analyzer 100 of the transmission shaft of the rotating machine, and the four-channel torsional vibration analyzer can adapt to different environments and is more convenient for the user to use.
Further, the rebounding device 32 includes a connecting ring 321 and a return spring 322, the connecting ring 321 is fixedly connected to the bracket 2 and is fixedly connected to the casing 1, the number of the connecting rings 321 is plural, and the connecting rings 321 are respectively located at one end of the bracket 2, which is far away from the rotary bearing 31, at the bottom surface of the casing 1 and near the center of the casing 1; the return spring 322 is engaged with the connection ring 321, connects the bracket 2 and the case 1, and is located between the two connection rings 321.
In this embodiment, a part of the connection ring 321 is fixed on the top of the bracket 2, away from the rotating bearing 31, and the other part of the connection ring 321 is fixed on the bottom surface of the case 1, and the return spring 322 is connected to the connection ring 321 at two different positions, so as to connect the bracket 2 and the case 1, so that the bracket 2 is under the pulling force of the return spring 322 during the rotation process, and when the gravity of the case 1 is avoided, the bracket 2 is compressed into the case 1, and the bracket 2 does not need to be manually rotated by a user, which is more convenient for the user to use.
Further, the bracket 2 has a receiving groove 21, and the receiving groove 21 is located on a side of the bracket 2 away from the case 1 and is engaged with the return spring 322.
In this embodiment, when the support 2 is accomodate in the machine box 1, accomodate the groove 21 and be located keeping away from of support 2 machine box 1 one side, accomodate the size of groove 21 with return spring 322 is by the size cooperation after the extension, will return spring 322 accomodate in accomodate the groove 21 in, avoid return spring 322 is corroded in long-term use, can directly pop out when using, and convenience of customers uses.
Further, the machine box 1 is provided with a plurality of jacks 11, and the jacks 11 are located on the side surface of the machine box 1 and above the bracket 2; rotating machinery transmission shaft four-channel torsional vibration analysis appearance 100 still includes line storage box 5, line storage box 5 with machine box 1 fixed connection, and be located being close to of machine box 1 jack 11 one side, and be located the below of jack 11.
In this embodiment, jack 11 is used for connecting external equipment, can use the data line to insert carry out data transmission in the jack 11, the quantity of jack 11 is a plurality of, and connects inside different equipment, need use many data lines and difference in transmission process jack 11 is connected, it is a plurality of to store up line box 5 is located a plurality of the below of jack 11, when need not to use the instrument, accomodate the data line in store up line box 5, during the use, take out the data line with jack 11 is connected can, so the user can more convenient transmit data.
Further, the wire storage box 5 has a plurality of partitions 51, and the partitions 51 are respectively located between the two insertion holes 11.
In this embodiment, the quantity of wall 51 is a plurality of, and respectively with the side of machine box 1 is perpendicular, and is located two between the jack 11, will the line storage box 5 is separated for a plurality of line storage chambeies, and with the jack 11 carries out the one-to-one, makes every the line of jack 11 is put in the line storage intracavity of below, and with the wall 51 is separated, so, the user can be more convenient find every line corresponds jack 11 facilitates the use.
Further, the rotating machinery transmission shaft four-channel torsional vibration analyzer 100 further comprises a fan 6, wherein the fan 6 is detachably connected with the machine box 1 and penetrates through the side wall of the machine box 1, and is located on the side face of the machine box 1 and far away from the jack 11.
In this embodiment, the fan 6 is located at a side surface of the casing 1, and blows air to cool the instruments in the casing 1, and replaces the hot air in the casing 1 with the outside air, so that the instruments in the casing 1 can be normally used in a high-temperature environment, and thus, the use of the instruments by a user is facilitated.
Further, the rotating machinery transmission shaft four-channel torsional vibration analyzer 100 further comprises a waterproof ceiling 7, wherein the waterproof ceiling 7 is detachably connected with the machine box 1, is located above the machine box 1, and covers the machine box 1.
In this embodiment, the waterproof ceiling 7 is detachably engaged with the top of the housing 1, and has waterproof and sun-proof functions, so that the housing 1 is not wetted by rain water and the housing 1 is not grilled by the sun when the device is operated outdoors, thereby preventing the malfunction of the devices in the housing 1 and facilitating the use of the device by the user.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention.
Claims (7)
1. A four-channel torsional vibration analyzer of a transmission shaft of a rotary machine is characterized in that,
the device comprises a machine box, a plurality of supports, a support assembly and a control assembly, wherein the supports are rotatably connected with the machine box, are arranged below the machine box and are distributed at the end part of the machine box, and the support assembly is slidably connected with the machine box, is rotatably connected with the supports and is arranged between the machine box and the supports;
the support assembly comprises a rotary bearing, a rebounding device and a limiting card, the rotary bearing is fixedly connected with the machine box, fixedly connected with the support, positioned at one end of the support, close to the machine box, and positioned inside the machine box, the rebounding device is rotatably connected with the machine box, rotatably connected with the support, positioned at the bottom of the machine box, and positioned among the plurality of supports, and the limiting card is slidably connected with the machine box, clamped with the support, and positioned inside the machine box;
the control assembly comprises a distance meter and a controller, the distance meter is fixedly connected with the case, is positioned at the bottom of the case and faces a direction far away from the case; the controller is electrically connected with the limiting card, electrically connected with the distance measuring instrument and positioned in the case.
2. The rotary machine drive shaft four-channel torsional vibration analyzer of claim 1,
the rebounding device comprises a plurality of connecting rings and return springs, the connecting rings are fixedly connected with the support and the machine box, and the connecting rings are respectively positioned at one end, far away from the rotary bearing, of the support, positioned at the bottom surface of the machine box and close to the center of the machine box; the return spring is clamped with the connecting rings, is connected with the support and the machine box and is positioned between the two connecting rings.
3. The rotary machine drive shaft four-channel torsional vibration analyzer of claim 2,
the support has the groove of accomodating, it is located to accomodate the groove keep away from of support machine box one side, and with return spring cooperation.
4. The rotary machine drive shaft four-channel torsional vibration analyzer of claim 3,
the machine box is provided with a plurality of jacks, and the jacks are positioned on the side surface of the machine box and above the bracket; the four-channel torsional vibration analyzer for the rotary mechanical transmission shaft further comprises a wire storage box, wherein the wire storage box is fixedly connected with the machine box and is located close to the machine box, one side of the jack and located below the jack.
5. The rotary machine drive shaft four-channel torsional vibration analyzer of claim 4,
the wire storage box is provided with a plurality of partitions, and the partitions are respectively positioned between the two jacks.
6. The rotary machine drive shaft four-channel torsional vibration analyzer of claim 5,
the four-channel torsional vibration analyzer for the rotary mechanical transmission shaft further comprises a fan, wherein the fan is detachably connected with the machine box and penetrates through the side wall of the machine box, and is located on the side face of the machine box and far away from the jack.
7. The rotary machine drive shaft four-channel torsional vibration analyzer of claim 1,
the four-channel torsional vibration analyzer for the rotary mechanical transmission shaft further comprises a waterproof ceiling, wherein the waterproof ceiling is detachably connected with the machine box, is positioned above the machine box and covers the machine box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920767549.1U CN210322333U (en) | 2019-05-24 | 2019-05-24 | Four-channel torsional vibration analyzer for transmission shaft of rotary machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920767549.1U CN210322333U (en) | 2019-05-24 | 2019-05-24 | Four-channel torsional vibration analyzer for transmission shaft of rotary machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210322333U true CN210322333U (en) | 2020-04-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920767549.1U Active CN210322333U (en) | 2019-05-24 | 2019-05-24 | Four-channel torsional vibration analyzer for transmission shaft of rotary machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210322333U (en) |
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2019
- 2019-05-24 CN CN201920767549.1U patent/CN210322333U/en active Active
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