CN210312178U - High-temperature-resistant feeder - Google Patents
High-temperature-resistant feeder Download PDFInfo
- Publication number
- CN210312178U CN210312178U CN201921012668.2U CN201921012668U CN210312178U CN 210312178 U CN210312178 U CN 210312178U CN 201921012668 U CN201921012668 U CN 201921012668U CN 210312178 U CN210312178 U CN 210312178U
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- Prior art keywords
- supporting
- sleeve
- shaft
- machine body
- conveying
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- Expired - Fee Related
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Abstract
The utility model relates to a high temperature resistant feeder, which comprises a machine body, wherein the machine body comprises a cylinder body and a conveying mechanism arranged in the cylinder body along the axial direction of the cylinder body, a feed inlet is arranged at the upper side of the front end of the machine body, a discharge outlet is arranged at the lower side of the rear end of the machine body, and the conveying mechanism comprises a conveying shaft and a helical blade wound on the conveying shaft; the front end part of the conveying shaft is rotatably assembled with the front part of the machine body through a bearing, the rear end part of the conveying shaft is provided with a shaft sleeve, the rear part of the machine body is provided with a supporting device, the supporting device comprises a supporting sleeve, the shaft sleeve is sleeved at the rear end of the conveying shaft and assembled in the supporting sleeve, and the shaft sleeve is a polytetrafluoroethylene shaft sleeve. The polytetrafluoroethylene shaft sleeve is used for replacing a bearing, so that the bearing has excellent sliding bearing characteristics, can resist certain high temperature, and is simple to manufacture and low in price.
Description
Technical Field
The utility model relates to a feeder technical field, concretely relates to high temperature resistant feeder.
Background
In drying equipment, often use the feeder, like the utility model patent of grant publication No. CN205873125U discloses a novel screw feeder, the feeder includes circle casing, screw axis, main drive, and the screw axis setting is in the circle casing, and the screw axis passes through aggregate unit (shaft coupling) and is connected with main drive. One end part of the circular shell is directly a discharge hole, and one side of the shell, which is close to the main transmission, is provided with a feed inlet with an upward opening.
The anti-blocking screw conveyor comprises a machine body and a power mechanism, wherein a screw conveying mechanism is arranged in the machine body, a discharge hole is arranged below the tail part of the machine body, and a feeding mechanism is arranged above the head part of the machine body. Both ends of a conveying shaft of the conveying mechanism are assembled through bearings. When the bearing is used, lubricating oil is needed to lubricate the bearing, such as common industrial butter, however, the heat resistance temperature of the lithium-based grease is not more than 60 ℃, the heat resistance temperature of the calcium-based grease is not more than 120 ℃, and the use temperature is limited; if high-temperature resistant butter is adopted, the price is high, and the equipment maintenance cost is high.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a high temperature resistant feeder to solve the problem that current feeder is not suitable for high temperature environment.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the high-temperature-resistant feeder comprises a feeder body, wherein the feeder body comprises a barrel and a conveying mechanism arranged in the barrel along the axial direction of the barrel, a feeding hole is formed in the upper side of the front end of the feeder body, a discharging hole is formed in the lower side of the rear end of the feeder body, and the conveying mechanism comprises a conveying shaft and a spiral blade wound on the conveying shaft;
the front end part of the conveying shaft is rotatably assembled with the front part of the machine body through a bearing, the rear end part of the conveying shaft is provided with a shaft sleeve, the rear part of the machine body is provided with a supporting device, the supporting device comprises a supporting sleeve, the shaft sleeve is sleeved at the rear end of the conveying shaft and assembled in the supporting sleeve, and the shaft sleeve is a polytetrafluoroethylene shaft sleeve.
Furthermore, the supporting device comprises a supporting and adjusting mechanism, the supporting and adjusting mechanism comprises a supporting screw rod, one end of the supporting screw rod is connected with the supporting sleeve, and the other end of the supporting screw rod penetrates through the barrel and is assembled with the locking nut; the support adjusting mechanism is at least three.
Further, the number of the supporting and adjusting mechanisms is three, two of the supporting screws are horizontally and coaxially arranged, and the other supporting screw is vertically arranged and located on the upper side of the supporting sleeve.
Further, the barrel outside is equipped with the channel-section steel, supporting screw wears out the channel-section steel, lock nut is outer lock nut, and outer lock nut is located the inslot of channel-section steel upside, still is equipped with interior lock nut on the supporting screw, and interior lock nut is located the barrel.
Furthermore, the supporting sleeve is provided with an inner step, one end of the polytetrafluoroethylene shaft sleeve is matched with the inner step in a stop mode, and the other end of the polytetrafluoroethylene shaft sleeve is matched with an outer step on the conveying shaft in a stop mode.
Further, the front portion of the machine body is provided with a front end sealing plate, a bearing box is arranged on the front end sealing plate and comprises a box body and a cover plate detachably connected with the box body, and the bearing is arranged in the box body.
The utility model has the advantages that:
this neotype high temperature resistant feeder carries out optimal design to the rear end of the organism that is in high temperature environment and works, has designed new bearing structure to carrying the axle, replaces the bearing frame among the prior art. The adopted polytetrafluoroethylene shaft sleeve is suitable for continuous work in a high-humidity environment, has the characteristics of non-sticking property, moisture resistance, corrosion resistance, wear resistance and high temperature resistance, and can resist the temperature of-180-260 ℃ and instantly reach 300 ℃. The friction coefficient of the polytetrafluoroethylene shaft sleeve is only 0.05-0.15, and the polytetrafluoroethylene shaft sleeve has excellent sliding bearing characteristics. The polytetrafluoroethylene shaft sleeve is simple to manufacture, low in price and convenient to maintain. The shaft sleeve is arranged on the supporting sleeve and supports the supporting sleeve through a designed supporting and adjusting mechanism.
Drawings
FIG. 1 is a schematic view (partly in section and partly in perspective) of the construction of a refractory feeder;
FIG. 2 is a schematic cross-sectional view of the cartridge of FIG. 1 (a schematic view of the support adjustment mechanism distribution);
FIG. 3 is a partial schematic view of the rear portion of FIG. 1;
fig. 4 is a partial schematic view of the front portion of fig. 1.
Names corresponding to the marks in the figure:
1. barrel, 2, helical blade, 3, carry axle, 4, support adjustment mechanism, 41, channel-section steel, 42, outer lock nut, 43, interior lock nut, 44, supporting screw, 5, support sleeve, 6, axle sleeve, 7, discharge gate, 8, feed inlet, 9, bearing box, 91, box body, 92, bearing, 93, sealing washer, 94, apron, 10, front end shrouding, 11, shaft coupling, 12, bed plate, 13, gear motor.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art all belong to the protection scope of the present invention.
as shown in fig. 1-4, the high temperature resistant feeder comprises a machine body, the machine body comprises a cylinder 1 and a conveying mechanism axially arranged in the cylinder along the cylinder 1, a feed inlet 8 is arranged on the upper side of the front end of the machine body, a discharge outlet 7 is arranged on the lower side of the rear end of the machine body, the conveying mechanism comprises a conveying shaft and a spiral blade 2 wound on the conveying shaft 3, and the spiral direction of the spiral blade 2 enables materials to be conveyed from the front end to the tail end.
The front end part of the conveying shaft 3 is rotatably assembled with the front part of the machine body through a bearing 92, the rear end part of the conveying shaft 3 is provided with a shaft sleeve 6, and the rear part of the machine body is provided with a supporting device which comprises a supporting sleeve 5. The shaft sleeve 6 is sleeved at the rear end of the conveying shaft, the shaft sleeve 6 is assembled in the supporting sleeve 5, and the shaft sleeve 6 is a polytetrafluoroethylene shaft sleeve.
The supporting device comprises three supporting and adjusting mechanisms 4, each supporting and adjusting mechanism 4 comprises a supporting screw rod 44, one end of each supporting screw rod 44 is connected with the periphery of the corresponding supporting sleeve 5, the other end of each supporting screw rod 44 penetrates out of the corresponding barrel and is assembled with a locking nut 42, the locking nut is an outer locking nut 42, specifically, a channel steel 41 is arranged on the outer side of the barrel, the supporting screw rods 44 penetrate out of the channel steel, and the outer locking nut 42 is located in a groove on the upper side of the channel steel 41. The supporting screw 44 is also provided with an inner locking nut 43, and the inner locking nut 43 is positioned in the cylinder body 1.
And the three supporting and adjusting mechanisms are arranged, wherein two supporting screw rods of the two supporting and adjusting mechanisms are horizontally and coaxially arranged, and the other supporting screw rod is vertically arranged and is positioned on the upper side of the supporting sleeve. During installation, the support screw can be finely adjusted, so that the conveying shaft and the barrel are in a coaxial state or a nearly coaxial state.
The supporting sleeve 5 is provided with an inner step, one end part of the polytetrafluoroethylene shaft sleeve is in stop fit with the inner step, the other end part of the polytetrafluoroethylene shaft sleeve is in stop fit with an outer step on the conveying shaft, and axial non-movement is achieved.
The rear part of the body, i.e., the region a in the chain double-dashed line shown in fig. 1, is generally in a high-temperature environment.
The front part of the machine body is provided with a front end sealing plate 10, the front end sealing plate 10 is provided with a bearing box 9, and the bearing box 9 comprises a box body 91 and a cover plate 94 detachably connected with the box body 91. The bearing 92 is disposed in the case 91 and pressed against the end face by a cover plate 94. The box body 91 is provided with a shaft hole for the conveying shaft to pass through, a sealing ring 93 is arranged in an annular gap between the shaft hole and the conveying shaft, and the sealing ring 93 is matched with the conveying shaft 3 to prevent a small amount of material powder from entering the bearing box to influence the work of the bearing.
The high-temperature-resistant feeder further comprises a power part which comprises a speed reducing motor 13, wherein the speed reducing motor 13 is fixed on a motor support, the motor support is fixed on a base plate 12 through bolts, and the base plate 12 is fixedly connected with a front end sealing plate 10 of the feeder body. The gear motor is conveniently disassembled and removed to further move out of the conveying mechanism. The output shaft of the speed reducing motor is in transmission connection with the front end of the conveying shaft 3 of the conveying mechanism through a coupler 11.
the difference from embodiment 1 is that in this embodiment, a support adjusting mechanism is added, and an added support screw is vertically arranged at the lower side of the support sleeve.
the difference from embodiment 1 is that, in this embodiment, a support adjusting mechanism is not provided, but a rear end sealing plate is provided at the rear end of the cylinder, the rear end sealing plate is fixed to the end face of the cylinder, a support sleeve is fixed at the center of the rear end sealing plate, and then, a teflon shaft sleeve is mounted at the rear end of the conveying shaft and is assembled together in the support sleeve.
Claims (6)
1. High temperature resistant feeder, its characterized in that: the machine comprises a machine body, wherein the machine body comprises a cylinder body and a conveying mechanism arranged in the cylinder body along the axial direction of the cylinder body, a feeding hole is formed in the upper side of the front end of the machine body, a discharging hole is formed in the lower side of the rear end of the machine body, and the conveying mechanism comprises a conveying shaft and a spiral blade wound on the conveying shaft;
the front end part of the conveying shaft is rotatably assembled with the front part of the machine body through a bearing, the rear end part of the conveying shaft is provided with a shaft sleeve, the rear part of the machine body is provided with a supporting device, the supporting device comprises a supporting sleeve, the shaft sleeve is sleeved at the rear end of the conveying shaft and assembled in the supporting sleeve, and the shaft sleeve is a polytetrafluoroethylene shaft sleeve.
2. The refractory feeder of claim 1, wherein: the supporting device comprises a supporting adjusting mechanism, the supporting adjusting mechanism comprises a supporting screw rod, one end of the supporting screw rod is connected with the supporting sleeve, and the other end of the supporting screw rod penetrates through the barrel and is assembled with the locking nut; the support adjusting mechanism is at least three.
3. The refractory feeder of claim 2, wherein: the support adjusting mechanism is provided with three support screw rods, wherein the two support screw rods are horizontally and coaxially arranged, and the other support screw rod is vertically arranged and is positioned on the upper side of the support sleeve.
4. The refractory feeder of claim 2, wherein: the barrel outside is equipped with the channel-section steel, the supporting screw wear out the channel-section steel, lock nut is outer lock nut, and outer lock nut is located the inslot of channel-section steel upside, still is equipped with interior lock nut on the supporting screw, and interior lock nut is located the barrel.
5. A high temperature resistant feeder according to any one of claims 1 to 4, wherein: the supporting sleeve is provided with an inner step, one end of the polytetrafluoroethylene shaft sleeve is in stop fit with the inner step, and the other end of the polytetrafluoroethylene shaft sleeve is in stop fit with an outer step on the conveying shaft.
6. The refractory feeder of claim 1, wherein: the front portion of the machine body is provided with a front end sealing plate, a bearing box is arranged on the front end sealing plate and comprises a box body and a cover plate detachably connected with the box body, and the bearing is arranged in the box body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921012668.2U CN210312178U (en) | 2019-07-02 | 2019-07-02 | High-temperature-resistant feeder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921012668.2U CN210312178U (en) | 2019-07-02 | 2019-07-02 | High-temperature-resistant feeder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210312178U true CN210312178U (en) | 2020-04-14 |
Family
ID=70147855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921012668.2U Expired - Fee Related CN210312178U (en) | 2019-07-02 | 2019-07-02 | High-temperature-resistant feeder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210312178U (en) |
-
2019
- 2019-07-02 CN CN201921012668.2U patent/CN210312178U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200414 Termination date: 20210702 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |