CN213123306U - Rotary kiln position early warning device - Google Patents
Rotary kiln position early warning device Download PDFInfo
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- CN213123306U CN213123306U CN202022374377.7U CN202022374377U CN213123306U CN 213123306 U CN213123306 U CN 213123306U CN 202022374377 U CN202022374377 U CN 202022374377U CN 213123306 U CN213123306 U CN 213123306U
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- transmission guide
- rotary kiln
- guide rod
- connecting rod
- early warning
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- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The utility model relates to a rotary kiln position early warning device, which comprises a rotary kiln big roller ring, an upper connecting rod mechanism, a lower connecting rod mechanism, an upper limit proximity switch, a lower limit proximity switch and a controller; the upper connecting rod mechanism and the lower connecting rod mechanism both comprise a transmission guide rod and a supporting seat; the outer side of the transmission guide rod is sleeved with a transmission guide rod sleeve, the front end and the rear end of the transmission guide rod sleeve are respectively provided with a contact and an induction baffle, a reset device is arranged between the upper end of the induction baffle and the transmission guide rod sleeve, and the transmission guide rod sleeve is fixedly arranged on the supporting seat; contacts of the lower connecting rod mechanism and the upper connecting rod mechanism are respectively positioned at two sides of the large roller ring of the rotary kiln; the upper limit proximity switch and the lower limit proximity switch are respectively arranged on one side of the lower part of the induction baffle of the upper connecting rod mechanism and the lower connecting rod mechanism at intervals and are respectively connected with the controller. The utility model discloses a set up upper and lower link mechanism and upper and lower spacing proximity switch etc. and come to shift up the rotary kiln body or the gliding position carries out the early warning, and this early warning device keeps off wheel mutually noninterfere with hydraulic pressure, and hydraulic pressure keeps off the defect that the wheel spacing can't carry out the early warning about turning on one's side when can effectively solving current hydraulic pressure and keep off the wheel.
Description
Technical Field
The utility model belongs to the technical field of the rotary kiln, especially, relate to a rotary kiln position early warning device.
Background
The pellet rotary kiln is a huge revolving body supported on a riding wheel. The rotary type pellet mill is in a severe environment with heavy load, high temperature and dust for a long time, continuously operates on a four-pivot riding wheel for a long time, and is the most critical equipment on a pellet production line. Theoretically, the barrel of the rotary kiln is arranged on the riding wheel at an inclination of 3% -4%, the barrel can generate a downward sliding force due to the self weight, the barrel can vertically float within a certain time interval through the acting force of the hydraulic blocking wheel and keep relatively stable, so that the local abrasion of the belt and the riding wheel can be prevented, and the large gear ring and the gear meshing surface can be prevented from being guaranteed. Abnormal play can be generated in actual operation due to a plurality of reasons, such as equipment abrasion, change of friction coefficient of a contact surface of a belt and a idler, and the like, which can cause abnormal up-and-down play of the cylinder body. If the downward channeling force is too large, the hydraulic blocking wheel can be overloaded, the service life of the hydraulic blocking wheel is shortened, even the hydraulic blocking wheel is directly damaged, the upward channeling is too fast, and serious accidents such as damage to the kiln tail seal and the like can be caused.
The hydraulic blocking wheels are arranged for up-and-down limiting in the rotary kiln operation aspect in China to warn the displacement change of the kiln body, but under the condition that the hydraulic blocking wheels turn over laterally, the kiln body cannot touch the hydraulic blocking wheels when moving up and down, the upper and lower limiting of the hydraulic blocking wheels cannot realize the alarm function, and at the moment, the rotary kiln body is in an extremely dangerous state. To date, plant-like equipment configurations have lacked means and solutions to more effectively address the above-mentioned problems.
SUMMERY OF THE UTILITY MODEL
To the upper and lower spacing early warning rotary kiln body displacement change's that comes through hydraulic pressure fender wheel that exists not enough among the above-mentioned background art, the utility model provides a rotary kiln position early warning device, through setting up upper and lower link mechanism and upper and lower spacing proximity switch etc. come to carry out independent detection to the shift up or the gliding position of the rotary kiln body under the high temperature environment to carry out the early warning according to the position that shifts up or glide, and this early warning device and hydraulic pressure fender wheel mutually noninterfere, the hydraulic pressure fender wheel is spacing about can't carry out the defect of early warning when can effectively solving current hydraulic pressure fender wheel and turning on one's side.
The utility model provides a technical problem's technical scheme as follows:
the utility model relates to a rotary kiln position early warning device, which comprises a rotary kiln big roller ring, an upper connecting rod mechanism, a lower connecting rod mechanism, an upper limit proximity switch, a lower limit proximity switch and a controller; the upper connecting rod mechanism and the lower connecting rod mechanism both comprise a transmission guide rod and a supporting seat; a transmission guide rod sleeve is slidably sleeved on the outer side of the transmission guide rod, a contact is arranged at the front end of the transmission guide rod sleeve, an induction baffle is vertically arranged at the rear end of the transmission guide rod sleeve, a reset device is arranged between the upper end of the induction baffle and the transmission guide rod sleeve, and the transmission guide rod sleeve is fixedly arranged on the supporting seat; the contact of the lower connecting rod mechanism and the contact of the upper connecting rod mechanism are respectively positioned on two sides of the large roller ring of the rotary kiln; the upper limit proximity switch is arranged on one side of the lower portion of the sensing baffle of the upper connecting rod mechanism at intervals, the lower limit proximity switch is arranged on one side of the lower portion of the sensing baffle of the lower connecting rod mechanism at intervals, and the upper limit proximity switch and the lower limit proximity switch are respectively connected into the controller through circuits.
As a further improvement of the technical scheme of the utility model, there is the display through line connection on the controller.
As the utility model discloses technical scheme's further improvement, there is alarm device through the line connection on the controller.
As a further improvement of the technical scheme of the utility model, alarm device is warning light and/or siren.
As the technical scheme of the utility model further improve, the transmission guide arm is made by internal diameter 15 mm's galvanized steel pipe, the transmission guide arm sleeve pipe is made by internal diameter 25 mm's galvanized steel pipe, the response baffle is wide 50mm, and 2mm are thick, and long 80 cm's galvanized band iron is made.
As a further improvement of the technical proposal of the utility model, the contact is a smooth steel ball.
As a further improvement of the technical scheme of the utility model, resetting means is the spring.
As a further improvement of the technical scheme of the utility model, be provided with lubricating grease between the outside of transmission guide arm and the transmission guide arm sleeve pipe.
When the rotary kiln moves up or down to the upper limit or the lower limit, the large roller ring of the rotary kiln pushes the contacts in the upper connecting rod mechanism and the lower connecting rod mechanism, the sensing baffle is driven by the transmission guide rod to be close to the upper limit proximity switch and the lower limit proximity switch, the upper limit proximity switch and the lower limit proximity switch transmit measuring result signals to the controller, when the measuring result signals exceed the upper limit and the lower limit, the rotary kiln moves up or slides down beyond the limit at the moment, the adjustment is needed in time, the controller gives out early warning through a display, an alarm device and the like to inform a maintainer to adjust the rotary kiln to a normal position, and when the rotary kiln returns to the normal position, the upper transmission guide rod and the lower transmission guide rod can return to the normal detection position under the.
Compared with the prior art, the rotary kiln position early warning device has the advantages that the structure is simple, the operation is convenient, the used materials are common materials, the manufacturing and maintenance cost is low, the early warning signal can be accurately sent out when the upper and lower excesses the operating position of the rotary kiln, so that a maintainer can adjust in time, and the safe and stable operation of the rotary kiln is ensured; meanwhile, the utility model can reduce the working strength of post personnel and reduce the maintenance cost; in addition, the upper and lower connecting rod mechanisms of the utility model are metal parts, which can not be damaged at high temperature, and the upper and lower limit proximity switches and other electrical components which are easy to be damaged and not high temperature resistant are arranged at the position of the ventilation normal temperature zone far away from the high temperature zone of the rotary kiln by the downward movement of the induction baffle, thus ensuring the long-term stable operation of the early warning device; the upper and lower connecting rod mechanisms of the utility model are matched with the upper and lower limit proximity switches for detection without mutual interference; the utility model discloses can use in other rotary kilns of the same type, have very strong practicality.
Drawings
The invention will be further explained with reference to the drawings and the detailed description below:
FIG. 1: the structure of the utility model is shown schematically;
in the figure: 1. the rotary kiln comprises an upper connecting rod mechanism, a lower connecting rod mechanism, a rotary kiln large roller ring, a transmission guide rod sleeve, a sensing baffle, a contact, a reset device, a support seat, an upper limit proximity switch, a lower limit proximity switch, a controller, a display, a warning device and a contact, wherein the upper connecting rod mechanism 2, the lower connecting rod mechanism 3, the rotary kiln large roller ring, the transmission guide rod sleeve, the sensing baffle, the contact 7, the reset device, the support seat 9, the.
Detailed Description
As shown in fig. 1, the utility model relates to a rotary kiln position early warning device, which comprises an upper link mechanism 1, a lower link mechanism 2, a rotary kiln large roller ring 3, an upper limit proximity switch 10, a lower limit proximity switch 11 and a controller 12; the upper connecting rod mechanism 1 and the lower connecting rod mechanism 2 both comprise a transmission guide rod 4 and a supporting seat 9; a transmission guide rod sleeve 5 is slidably sleeved on the outer side of the transmission guide rod 4, a contact 7 is arranged at the front end of the transmission guide rod sleeve, an induction baffle 6 is vertically arranged at the rear end of the transmission guide rod sleeve, a reset device 8 is arranged between the upper end of the induction baffle 6 and the transmission guide rod sleeve 5, and the transmission guide rod sleeve 5 is fixedly arranged on the supporting seat 9; the contact 7 of the lower link mechanism 2 and the contact 7 of the upper link mechanism 1 are respectively positioned at two sides of the large roller ring 3 of the rotary kiln, the arrangement mode of the contacts 7 can be determined according to the position of the front end of the transmission guide rod 4 relative to the large roller ring 3 of the rotary kiln, as shown in figure 1, the two transmission guide rods 4 of the upper and lower link mechanisms 1 and 2 are arranged in parallel, and the contact 7 on the transmission guide rod 4 of the lower link mechanism 2 is arranged at one side of the large roller ring 3 of the rotary kiln by arranging a short plate and the like at the front end of the transmission guide rod 4; the upper limit proximity switch 10 is arranged at one side of the lower part of the sensing baffle 6 of the upper link mechanism 1 at intervals, the lower limit proximity switch 11 is arranged at one side of the lower part of the sensing baffle 6 of the lower link mechanism 2 at intervals, and the upper limit proximity switch 10 and the lower limit proximity switch 11 are respectively connected to the controller 12 through lines. In this embodiment, the controller 12 is connected to a display 13 and an alarm device 14 through a line, and further, the alarm device 14 is a warning light and/or an alarm, and is used for prompting a maintainer to adjust the rotary kiln in time to return to a normal working position when the large roller ring of the rotary kiln moves up or slides down beyond a limit.
In this embodiment, the transmission guide rod 4 is made of a galvanized steel pipe with an inner diameter of 15mm, the transmission guide rod sleeve 5 is made of a galvanized steel pipe with an inner diameter of 25mm, and the induction baffle 6 is made of galvanized flat iron with a width of 50mm, a thickness of 2mm and a length of 80 cm.
In this embodiment, the contact 7 is a smooth steel ball, which can be welded and fixed on the inner end surface of the transmission guide rod 4, and meanwhile, the smooth steel ball can also be welded and arranged at the position of the two side surfaces of the large roller ring 3 of the rotary kiln corresponding to the contact 7, so as to reduce the lateral friction force of the transmission guide rod and stabilize the transmission guide rod.
In this embodiment, the reset device 8 may be further configured as a spring, which has low cost and good effect, and can automatically reset the transmission guide rod 4 when the rotary kiln returns to the normal working position.
In this embodiment, lubricating grease is disposed between the outer side of the transmission guide rod 4 and the transmission guide rod sleeve 5, so that the transmission guide rod 4 can slide smoothly in the transmission guide rod sleeve 5.
The above is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope defined by the claims.
The parts of the present invention not described in detail are the known techniques of those skilled in the art.
Claims (8)
1. The utility model provides a rotary kiln position early warning device, includes rotary kiln big roller circle (3), its characterized in that: the device also comprises an upper connecting rod mechanism (1), a lower connecting rod mechanism (2), an upper limit proximity switch (10), a lower limit proximity switch (11) and a controller (12); the upper connecting rod mechanism (1) and the lower connecting rod mechanism (2) both comprise a transmission guide rod (4) and a supporting seat (9); a transmission guide rod sleeve (5) is slidably sleeved on the outer side of the transmission guide rod (4), a contact (7) is arranged at the front end of the transmission guide rod sleeve, an induction baffle (6) is vertically arranged at the rear end of the transmission guide rod sleeve, a reset device (8) is arranged between the upper end of the induction baffle (6) and the transmission guide rod sleeve (5), and the transmission guide rod sleeve (5) is fixedly arranged on the supporting seat (9); the contact of the lower connecting rod mechanism (2) and the contact (7) of the upper connecting rod mechanism (1) are respectively positioned at two sides of the large roller ring (3) of the rotary kiln; the upper limit approaching switch (10) is arranged on one side of the lower portion of the sensing baffle (6) of the upper connecting rod mechanism (1) at intervals, the lower limit approaching switch (11) is arranged on one side of the lower portion of the sensing baffle (6) of the lower connecting rod mechanism (2) at intervals, and the upper limit approaching switch (10) and the lower limit approaching switch (11) are respectively connected into the controller (12) through circuits.
2. The rotary kiln position early warning device as claimed in claim 1, wherein: the controller (12) is connected with a display (13) through a line.
3. The rotary kiln position early warning device as claimed in claim 1 or 2, wherein: the controller (12) is connected with an alarm device (14) through a line.
4. The rotary kiln position early warning device as claimed in claim 3, wherein: the alarm device (14) is a warning light and/or an alarm.
5. The rotary kiln position early warning device as claimed in claim 1, wherein: the transmission guide rod (4) is made of a galvanized steel pipe with the inner diameter of 15mm, the transmission guide rod sleeve (5) is made of a galvanized steel pipe with the inner diameter of 25mm, and the induction baffle (6) is made of galvanized flat iron with the width of 50mm, the thickness of 2mm and the length of 80 cm.
6. The rotary kiln position early warning device as claimed in claim 1, wherein: the contact (7) is a smooth steel ball.
7. The rotary kiln position early warning device as claimed in claim 1, wherein: the reset device (8) is a spring.
8. The rotary kiln position early warning device as claimed in claim 1, wherein: and lubricating grease is arranged between the outer side of the transmission guide rod (4) and the transmission guide rod sleeve (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022374377.7U CN213123306U (en) | 2020-10-22 | 2020-10-22 | Rotary kiln position early warning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022374377.7U CN213123306U (en) | 2020-10-22 | 2020-10-22 | Rotary kiln position early warning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213123306U true CN213123306U (en) | 2021-05-04 |
Family
ID=75666975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022374377.7U Active CN213123306U (en) | 2020-10-22 | 2020-10-22 | Rotary kiln position early warning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213123306U (en) |
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2020
- 2020-10-22 CN CN202022374377.7U patent/CN213123306U/en active Active
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