CN111266798A - Large bearing heating device for mining machinery - Google Patents
Large bearing heating device for mining machinery Download PDFInfo
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- CN111266798A CN111266798A CN202010214842.2A CN202010214842A CN111266798A CN 111266798 A CN111266798 A CN 111266798A CN 202010214842 A CN202010214842 A CN 202010214842A CN 111266798 A CN111266798 A CN 111266798A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P11/00—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for
- B23P11/02—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for by first expanding and then shrinking or vice versa, e.g. by using pressure fluids; by making force fits
- B23P11/025—Connecting or disconnecting metal parts or objects by metal-working techniques not otherwise provided for by first expanding and then shrinking or vice versa, e.g. by using pressure fluids; by making force fits by using heat or cold
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Abstract
A large-scale bearing heating device for mining machinery comprises a base and a heating pot, wherein a groove is formed in the base, an electric heating plate is arranged in the groove, the heating pot is arranged on the electric heating plate, the outer bottom of the heating pot is attached to the upper surface of the electric heating plate, and a temperature sensor is arranged on the side wall of the heating pot; an electric cylinder is vertically arranged on each of the left side and the right side of the heating pot on the base, the top end of an electric cylinder telescopic rod is connected with a Z-shaped plate, the top end of the electric cylinder telescopic rod is connected with the lower end face of a horizontal plate at the upper end of the Z-shaped plate, a supporting plate is detachably arranged on the horizontal plates at the lower ends of the two Z-shaped plates, a hand-push frame is arranged on one side of the base, and universal wheels with a braking function are arranged at the bottom of; the invention can heat the large bearing for the mining machinery, and can be conveniently transported to the operation site of the mining machinery, and the large bearing for the mining machinery is heated at the operation site.
Description
Technical Field
The invention relates to the field of bearing heating devices, in particular to a large bearing heating device for mining machinery.
Background
The bearing and the mounting shaft are generally in interference fit, the interference magnitude reaches 0.01-0.1mm, and two methods are adopted during assembly of the bearing and the shaft, wherein firstly, the bearing is knocked on the shaft by using a copper rod, the method can not only damage the bearing to a certain extent, but also generate copper scraps or copper particles during knocking the bearing by the copper rod, and the copper scraps or copper particles can enter the bearing to influence the normal use of the bearing, so the method cannot be generally used during normal mounting operation; secondly, the bearing is heated firstly, the bearing is expanded by utilizing the principle of expansion and contraction, and the expanded bearing can be conveniently, quickly and nondestructively arranged on the shaft.
Bearing heating installation generally uses oil bath heating and electromagnetic induction bearing heater to heat the bearing, and electromagnetic induction bearing heater heating has advantages such as rate of heating is fast, no naked light, pollution-free, power consumption low for the oil bath heating, more receives enterprise's favor. However, for a large bearing used in mining machinery, a large electromagnetic induction bearing heater matched with the large bearing can be used for heating, but the large electromagnetic induction bearing heater is high in price and high in investment cost, and the oil bath heating device is low in cost; in addition, when the large-sized bearing is replaced for maintenance of the mining machine, the large-sized bearing is generally heated and installed at a working site, and the large-sized electromagnetic induction bearing heater cannot be easily or even transported to the working site.
Disclosure of Invention
The invention aims to: provided is a large bearing heating device for a mining machine, which can heat a large bearing for a mining machine, can be transported to the operation site of the mining machine easily, and can heat the large bearing for the mining machine at the operation site.
A large bearing heating device for mining machinery comprises a base and a heating pot, wherein a groove is formed in the base, an electric heating plate is arranged in the groove, the heating pot is arranged on the electric heating plate, the outer bottom of the heating pot is attached to the upper surface of the electric heating plate, and a temperature sensor is arranged on the side wall of the heating pot; the utility model discloses a heating pot, including base, electronic jar, Z-shaped plate, backup pad, base, the bottom of base is provided with the universal wheel that has brake function, the both sides that lie in on the base respectively vertically are provided with an electronic jar, two the specification model of electronic jar the same and open in step, the top of electronic jar telescopic link is connected with the Z-shaped plate, the top of electronic jar telescopic link links to each other with the lower terminal surface of Z-shaped plate upper end horizontal plate, the Z-shaped plate both can stretch into to the heating pot under the effect of electronic jar, can rise to the top of heating pot under the effect of electronic jar again, and detachable has placed the backup pad on the lower extreme horizontal plate of two Z-shaped plates, one side of base.
Further, the large-scale bearing heating device for mining machinery, characterized by: the telescopic electric cylinder is characterized in that a sleeve is fixedly arranged on the lower end face of the horizontal plate at the upper end of the Z-shaped plate, the Z-shaped plate is sleeved at the top end of a telescopic rod of the electric cylinder through the sleeve, a threaded through hole leading to the inside of the sleeve is formed in the side wall of the sleeve, and a fixing bolt is installed in the threaded through hole.
Further, the large-scale bearing heating device for mining machinery, characterized by: and the Z-shaped plate is provided with a reinforcing rib plate, the upper end of the reinforcing rib plate is fixedly connected with the lower end face of the horizontal plate at the upper end of the Z-shaped plate, and the lower end of the reinforcing rib plate is fixedly connected with the vertical plate of the Z-shaped plate.
Further, the large-scale bearing heating device for mining machinery, characterized by: the supporting plate is a grid plate, and a plurality of through holes are formed in the horizontal plate at the lower end of the Z-shaped plate.
Further, the large-scale bearing heating device for mining machinery, characterized by: the electric cabinet is arranged on the hand push frame, the intelligent temperature controller is arranged in the electric cabinet, the temperature sensor is electrically connected with the intelligent temperature controller, and the intelligent temperature controller is electrically connected with the electric heating disc.
Further, the large-scale bearing heating device for mining machinery, characterized by: and a time relay and an alarm are arranged in the electric control box, and the time relay is electrically connected with the alarm.
Further, the large-scale bearing heating device for mining machinery, characterized by: the bottom of electric heating plate is provided with the heated board, be provided with heat preservation heat insulating ring around the electric heating plate and between the groove lateral wall of the recess that sets up on the base, be provided with the through-hole structure on the groove bottom wall of the recess that sets up on the base.
Further, the large-scale bearing heating device for mining machinery, characterized by: the heating pot is made of stainless steel materials, a heat preservation layer wraps the outside of the side wall of the heating pot, and aluminum foil paper wraps the outside of the heat preservation layer.
Further, the large-scale bearing heating device for mining machinery, characterized by: the upper port department of heating pot is provided with the pot cover, the left and right sides of pot cover respectively is provided with a breach, the breach supplies the vertical board of Z shaped plate to pass.
Further, the large-scale bearing heating device for mining machinery, characterized by: the upper end face of the pot cover is hinged with two cover plates, the two cover plates are respectively arranged close to the two notches and hinged to the cover body of the pot cover on the front side or the rear side of the notch and hinged to the outer side of the Z-shaped plate vertical plate.
The invention has the beneficial effects that:
1. the large-scale bearing heating device can heat the large-scale bearing for the mining machinery, has light weight, can conveniently disassemble and assemble each part, and can be conveniently moved to the operation site of the mining machinery by arranging the hand-push frame and the universal wheels on the base, so that the large-scale bearing heating device can heat the large-scale bearing for the mining machinery on the operation site.
2. The large bearing for the mining machinery is usually large in mass and difficult to put into and take out of heating oil, and the large bearing for the mining machinery can be conveniently put into and taken out of the heating oil through the electric cylinder, the Z-shaped plate and the supporting plate, so that the large bearing for the mining machinery is very convenient to heat by using the large bearing for the mining machinery.
3. The lower end face of the horizontal plate at the upper end of the Z-shaped plate is fixedly provided with a sleeve, and the Z-shaped plate is sleeved at the top end of the telescopic rod of the electric cylinder through the sleeve, so that the Z-shaped plate and the telescopic rod of the electric cylinder are of a detachable structure, and the Z-shaped plate is convenient to detach and assemble; be provided with on the telescopic lateral wall and lead to its inside screw thread through-hole, and install fixing bolt in this screw thread through-hole, pass through the sleeve with the Z shaped plate and install the top to electronic jar telescopic link, screw up fixing bolt after rotating the position of adjusting the Z shaped plate and can be in the same place Z shaped plate and electronic jar's telescopic link fixed connection.
4. The Z-shaped plate is provided with the reinforcing rib plate, the upper end of the reinforcing rib plate is fixedly connected with the lower end face of the horizontal plate at the upper end of the Z-shaped plate, the lower end of the reinforcing rib plate is fixedly connected with the vertical plate of the Z-shaped plate, and the reinforcing rib plate is arranged to reinforce the strength of the Z-shaped plate, so that the Z-shaped plate can stably support a large bearing for mining machinery with larger mass, and the application range of the bearing is widened.
5. The supporting plate is made of a grid plate, and the horizontal plate at the lower end of the Z-shaped plate is provided with a plurality of through holes, so that heating oil in the heating pot can better heat the large bearing for the mining machinery placed on the grid plate through the through holes and the grid holes on the grid plate, and the large bearing for the mining machinery is heated more quickly and uniformly.
6. An electric cabinet is arranged on the hand push frame, an intelligent temperature controller is arranged in the electric cabinet, a temperature sensor is electrically connected with the intelligent temperature controller, and the intelligent temperature controller is electrically connected with the electric heating disc; the temperature sensor transmits the temperature of heating oil in the heating pot to the intelligent temperature controller, the heating temperature is set on the intelligent temperature controller, and after the temperature of the heating oil reaches the set heating temperature, the intelligent temperature controller controls the electric heating disc to stop, so that the bearing is prevented from being damaged due to overhigh temperature of the heating oil; therefore, the arrangement makes the bearing more intelligent, and has a protection effect on the large-scale bearing for the mining machinery heated by the bearing.
7. A time relay and an alarm are arranged in the electric control box and are electrically connected; the heating time is set on the time relay, and after the heating time is reached, the time relay controls the alarm to give an alarm to inform workers that the bearing is heated, so that the intelligent level of the invention is further improved, and the invention has the function of saving energy.
8. The bottom of electric heating plate is provided with the heated board, is provided with heat preservation heat insulating ring around the electric heating plate and between the groove lateral wall of the recess that sets up on the base for more effects of the heat that the electric heating plate produced heat the heating pot, reduced the thermal scattering and disappearing of electric heating plate, improved heating efficiency, practiced thrift the energy.
9. Be provided with the through-hole structure on the cell wall of the recess that sets up on the base, the through-hole structure can alleviate the weight of base firstly, and secondly can be used to the direction of electric heating plate to pass.
10. The heating pot is made of stainless steel materials, the side wall of the heating pot is wrapped with the heat preservation layer, and the heat preservation layer is wrapped with the aluminum foil paper, so that the heating pot has good heat preservation measures, the heat loss of heating oil in the heating pot can be effectively reduced, and energy is saved.
11. The pot cover is arranged at the upper port of the heating pot, the left side and the right side of the pot cover are respectively provided with a notch, the notches are used for the vertical plate of the Z-shaped plate to pass through, the pot cover is covered during heating, external pollution can be prevented, heat loss can be reduced, and energy is saved.
12. The upper end surface of the pot cover is hinged with two cover plates, the two cover plates are respectively arranged close to the two notches, are hinged on the cover body of the pot cover on the front side or the rear side of the notch and are hinged on the outer side of the vertical plate of the Z-shaped plate, and after the pot cover is covered, the cover plates are rotated to cover the cover plates on the notches on the outer sides of the vertical plate of the Z-shaped plate, so that the pot cover can further prevent external pollution, further reduce heat loss and save energy.
Drawings
The drawings in the embodiments will be briefly described below
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a sectional view taken along line A-A of the heating pan of the present invention;
fig. 3 is a perspective view illustrating a connection structure between an electric cylinder and a Z-shaped plate according to the present invention;
fig. 4 is a front view of a connection structure between an electric cylinder and a Z-shaped plate of the present invention;
figure 5 is a top view of the lid of the present invention;
fig. 6 is a block diagram of the control structure of the heating system and the alarm system of the present invention.
In the figure: 1. a base; 101. a via structure; 2. heating the pan; 3. an electric heating plate; 4. a temperature sensor; 5. an electric cylinder; 6. a Z-shaped plate; 601. a through hole; 7. a support plate; 8. a hand-push frame; 9. a universal wheel; 10. a sleeve; 11. fixing the bolt; 12. reinforcing rib plates; 13. a thermal insulation board; 14. a heat preservation and insulation ring; 15. a heat-insulating layer; 16. aluminum foil paper; 17. a pot cover; 1701. a notch; 18. a cover plate; 19. an electric cabinet.
Detailed Description
In fig. 1, 3 and 4, a large bearing heating device for mining machinery comprises a base 1 and a heating pan 2, wherein a groove is formed in the base 1, an electric heating pan 3 is arranged in the groove, the heating pan 2 is arranged on the electric heating pan 3, the outer bottom of the heating pan 2 is attached to the upper surface of the electric heating pan 3, and a temperature sensor 4 is arranged on the side wall of the heating pan 2; the electric heating pot is characterized in that the electric cylinders 5 are vertically arranged on the left side and the right side of the heating pot 2 on the base 1 respectively, the two electric cylinders 5 are the same in specification and model and start and stop synchronously, the top ends of telescopic rods of the electric cylinders 5 are connected with Z-shaped plates 6, the top ends of telescopic rods of the electric cylinders 5 are connected with the lower end faces of horizontal plates at the upper ends of the Z-shaped plates 6, the Z-shaped plates 6 can extend into the heating pot 2 under the action of the electric cylinders 5 and can also rise above the heating pot 2 under the action of the electric cylinders 5, supporting plates 7 are detachably placed on the horizontal plates at the lower ends of the two Z-shaped plates 6, a hand-push frame 8 is arranged on one side of the base 1, universal wheels 9 with a braking function are arranged at the bottom of the base 1, and the.
The method comprises the following steps: 1. putting a certain amount of heating oil for heating a bearing into a heating pot 2, starting an electric heating plate 3, heating the heating oil in the heating pot 2 by the electric heating plate 3, measuring the temperature of the heating oil by a temperature sensor 4 during the heating, transmitting a signal into a controller, and stopping heating by the electric heating plate 3 when the temperature of the heating oil reaches a set oil bath temperature; when the temperature of the heating oil is reduced to the lower limit value of the set oil bath temperature, the electric heating plate 3 is restarted to heat the heating oil; 3. when the oil temperature reaches the set temperature, starting the electric cylinder 5 to lift the support plate 7 to the position above the heating pot 2, placing the large bearing for the mining machinery to be heated on the support plate 7, if the weight of the large bearing for the mining machinery to be heated is larger, lifting the large bearing for the mining machinery to be heated on the support plate 7 through the lifting device, and starting the electric cylinder 5 again after the large bearing is placed stably to drive the support plate 7 and the large bearing to descend so that the large bearing is completely immersed in the heating oil for oil bath heating; 4. after the temperature is heated to the required temperature, the electric cylinder 5 is started again to drive the supporting plate 7 and the large-scale bearing to rise above the heating pot 2; 5. the large bearing heated by the oil bath is hot, the large bearing is lifted by the lifting device, and the large bearing is arranged on the shaft by being lifted to the position of the shaft to be arranged.
The large bearing for the mining machinery can be heated by the heating pot 2 and the support plate 7 only if the areas of the heating pot and the support plate are enough to place the large bearing for the mining machinery to be heated; the base 1 of the invention is provided with the hand-push frame 8 and the universal wheels 9, so that the bearing can be conveniently transported to the operation site of the mining machinery, and the large-scale bearing for the mining machinery can be heated at the operation site.
The large bearing for the mining machinery is usually large in mass and difficult to put into and take out of the heating oil, and the large bearing for the mining machinery can be conveniently put into and taken out of the heating oil through the electric cylinder 5, the Z-shaped plate 6 and the supporting plate 7, so that the large bearing for the mining machinery is very convenient to heat by using the large bearing for the mining machinery.
Referring to fig. 1 and 4, in the embodiment of the present invention, a sleeve 10 is fixedly disposed on the lower end surface of the horizontal plate at the upper end of the Z-shaped plate 6, and the Z-shaped plate 6 is sleeved on the top end of the telescopic rod of the electric cylinder 5 through the sleeve 10, so that the Z-shaped plate 6 and the telescopic rod of the electric cylinder 5 are in a detachable structure, which facilitates the detachment and assembly of the present invention; the side wall of the sleeve 10 is provided with a threaded through hole leading to the interior of the sleeve, a fixing bolt 11 is installed in the threaded through hole, the Z-shaped plate 6 is installed at the top end of the telescopic rod of the electric cylinder 5 through the sleeve 10, and the Z-shaped plate 6 and the telescopic rod of the electric cylinder 5 can be fixedly connected together by screwing the fixing bolt 11 after the position of the Z-shaped plate 6 is adjusted by rotation.
Referring to fig. 1, 3 and 4, the Z-shaped plate 6 is provided with the reinforcing rib plate 12, the upper end of the reinforcing rib plate 12 is fixedly connected with the lower end face of the horizontal plate at the upper end of the Z-shaped plate 6, the lower end of the reinforcing rib plate 12 is fixedly connected with the vertical plate of the Z-shaped plate 6, and the strength of the Z-shaped plate 6 is enhanced by the reinforcing rib plate 12, so that the Z-shaped plate 6 can stably support a large bearing for mining machinery with larger mass, and the application range of the invention is widened.
Referring to fig. 3, the supporting plate 7 is made of a grid plate, and the horizontal plate at the lower end of the Z-shaped plate 6 is provided with a plurality of through holes 601, so that the heating oil in the heating pan 2 can better heat the large bearing for the mining machine placed on the grid plate through the through holes 601 and the grid holes on the grid plate, and the large bearing for the mining machine can be heated more quickly and uniformly by the present invention.
Referring to fig. 1 and 6, an electric cabinet 19 is arranged on the hand-push frame 8, an intelligent temperature controller is arranged in the electric cabinet 19, the temperature sensor 4 is electrically connected with the intelligent temperature controller, and the intelligent temperature controller is electrically connected with the electric heating plate 3; the temperature sensor 4 transmits the temperature of the heating oil in the heating pot 2 to the intelligent temperature controller, the heating temperature is set on the intelligent temperature controller, and after the temperature of the heating oil reaches the set heating temperature, the intelligent temperature controller controls the electric heating disc 3 to stop, so that the bearing is prevented from being damaged due to overhigh temperature of the heating oil; therefore, the arrangement makes the bearing more intelligent, and has a protection effect on the large-scale bearing for the mining machinery heated by the bearing.
Referring to fig. 6, a time relay and an alarm are arranged in the electric cabinet 19, and the time relay is electrically connected with the alarm; the heating time is set on the time relay, and after the heating time is reached, the time relay controls the alarm to give an alarm to inform workers that the bearing is heated, so that the intelligent level of the invention is further improved, and the invention has the function of saving energy.
Referring to fig. 1, a heat insulation plate 13 is disposed at the bottom of the electric heating plate 3, and a heat insulation ring 14 is disposed between the periphery of the electric heating plate 3 and the side wall of the groove disposed on the base 1, so that more heat generated by the electric heating plate 3 acts on the heating pan 2, heat loss of the electric heating plate 3 is reduced, heating efficiency is improved, and energy is saved.
Referring to fig. 1, a through hole structure 101 is disposed on a bottom wall of a groove disposed on the base 1, and the through hole structure 101 can reduce the weight of the base 1 and can be used for guiding the electric heating plate 3 to pass through.
Referring to fig. 1 and 2, the heating pan 2 is made of stainless steel, the side wall of the heating pan 2 is wrapped with the insulating layer 15, and the insulating layer 15 is wrapped with the aluminum foil 16, so that the heating pan 2 has good heat preservation measures, the heat loss of heating oil in the heating pan 2 can be effectively reduced, and energy is saved.
Referring to fig. 1 and 5, a pot cover 17 is disposed at an upper port of the heating pot 2, notches 1701 are disposed at left and right sides of the pot cover 17, the notches 1701 allow vertical plates of the Z-shaped plates 6 to pass through, and the pot cover 17 is covered during heating, thereby preventing external pollution, reducing heat loss, and saving energy.
Referring to fig. 1 and 5, two cover plates 18 are hinged to the upper end surface of the pot cover 17, the two cover plates 18 are respectively arranged close to the two notches 1701, and are hinged to the cover body of the pot cover 17 on the front side or the rear side of the notch 1701 and are hinged to the outer side of the vertical plate of the Z-shaped plate 6, after the pot cover is covered, the cover plates 18 are rotated to cover the cover plates 18 on the notches 1701 on the outer side of the vertical plate of the Z-shaped plate 6, so that the invention can further prevent external pollution, further reduce heat loss and save energy.
Claims (10)
1. A large bearing heating device for mining machinery comprises a base and a heating pot, wherein a groove is formed in the base, an electric heating plate is arranged in the groove, the heating pot is arranged on the electric heating plate, the outer bottom of the heating pot is attached to the upper surface of the electric heating plate, and a temperature sensor is arranged on the side wall of the heating pot; the utility model discloses a heating pot, including base, electronic jar, Z-shaped plate, backup pad, base, the bottom of base is provided with the universal wheel that has brake function, the both sides that lie in on the base respectively vertically are provided with an electronic jar, two the specification model of electronic jar the same and open in step, the top of electronic jar telescopic link is connected with the Z-shaped plate, the top of electronic jar telescopic link links to each other with the lower terminal surface of Z-shaped plate upper end horizontal plate, the Z-shaped plate both can stretch into to the heating pot under the effect of electronic jar, can rise to the top of heating pot under the effect of electronic jar again, and detachable has placed the backup pad on the lower extreme horizontal plate of two Z-shaped plates, one side of base.
2. The heating device for the large bearing for the mining machine according to claim 1, wherein: the telescopic electric cylinder is characterized in that a sleeve is fixedly arranged on the lower end face of the horizontal plate at the upper end of the Z-shaped plate, the Z-shaped plate is sleeved at the top end of a telescopic rod of the electric cylinder through the sleeve, a threaded through hole leading to the inside of the sleeve is formed in the side wall of the sleeve, and a fixing bolt is installed in the threaded through hole.
3. The heating device for the large bearing for the mining machine according to claim 1, wherein: and the Z-shaped plate is provided with a reinforcing rib plate, the upper end of the reinforcing rib plate is fixedly connected with the lower end face of the horizontal plate at the upper end of the Z-shaped plate, and the lower end of the reinforcing rib plate is fixedly connected with the vertical plate of the Z-shaped plate.
4. The heating device for the large bearing for the mining machine according to claim 1, wherein: the supporting plate is a grid plate, and a plurality of through holes are formed in the horizontal plate at the lower end of the Z-shaped plate.
5. The heating device for the large bearing for the mining machine according to claim 1, wherein: the electric cabinet is arranged on the hand push frame, the intelligent temperature controller is arranged in the electric cabinet, the temperature sensor is electrically connected with the intelligent temperature controller, and the intelligent temperature controller is electrically connected with the electric heating disc.
6. The heating device for the large bearing for the mining machine according to claim 1, wherein: and a time relay and an alarm are arranged in the electric control box, and the time relay is electrically connected with the alarm.
7. The heating device for the large bearing for the mining machine according to claim 1, wherein: the bottom of electric heating plate is provided with the heated board, be provided with heat preservation heat insulating ring around the electric heating plate and between the groove lateral wall of the recess that sets up on the base, be provided with the through-hole structure on the groove bottom wall of the recess that sets up on the base.
8. The heating device for the large bearing for the mining machine according to claim 1, wherein: the heating pot is made of stainless steel materials, a heat preservation layer wraps the outside of the side wall of the heating pot, and aluminum foil paper wraps the outside of the heat preservation layer.
9. The heating device for the large bearing for the mining machine according to claim 1, wherein: the upper port department of heating pot is provided with the pot cover, the left and right sides of pot cover respectively is provided with a breach, the breach supplies the vertical board of Z shaped plate to pass.
10. The heating device for the large bearing for the mining machine according to claim 1, wherein: the upper end face of the pot cover is hinged with two cover plates, the two cover plates are respectively arranged close to the two notches and hinged to the cover body of the pot cover on the front side or the rear side of the notch and hinged to the outer side of the Z-shaped plate vertical plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010214842.2A CN111266798A (en) | 2020-03-24 | 2020-03-24 | Large bearing heating device for mining machinery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010214842.2A CN111266798A (en) | 2020-03-24 | 2020-03-24 | Large bearing heating device for mining machinery |
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| Publication Number | Publication Date |
|---|---|
| CN111266798A true CN111266798A (en) | 2020-06-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010214842.2A Pending CN111266798A (en) | 2020-03-24 | 2020-03-24 | Large bearing heating device for mining machinery |
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| CN (1) | CN111266798A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112880192A (en) * | 2021-01-28 | 2021-06-01 | 天津华建天恒传动有限责任公司 | Large rolling bearing oil bath treatment device and method |
-
2020
- 2020-03-24 CN CN202010214842.2A patent/CN111266798A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112880192A (en) * | 2021-01-28 | 2021-06-01 | 天津华建天恒传动有限责任公司 | Large rolling bearing oil bath treatment device and method |
| CN112880192B (en) * | 2021-01-28 | 2021-08-27 | 天津华建天恒传动有限责任公司 | Large rolling bearing oil bath treatment device and method |
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