CN212100264U - Sealed plate type feeding machine - Google Patents
Sealed plate type feeding machine Download PDFInfo
- Publication number
- CN212100264U CN212100264U CN202020661232.2U CN202020661232U CN212100264U CN 212100264 U CN212100264 U CN 212100264U CN 202020661232 U CN202020661232 U CN 202020661232U CN 212100264 U CN212100264 U CN 212100264U
- Authority
- CN
- China
- Prior art keywords
- transmission shaft
- casing
- seal
- flexible sealing
- seal receptacle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000007789 sealing Methods 0.000 claims abstract description 89
- 230000005540 biological transmission Effects 0.000 claims abstract description 87
- 210000004907 gland Anatomy 0.000 claims description 36
- 230000033001 locomotion Effects 0.000 claims description 17
- 239000010425 asbestos Substances 0.000 claims description 13
- 229910052895 riebeckite Inorganic materials 0.000 claims description 13
- 238000003825 pressing Methods 0.000 claims description 3
- 210000001503 joint Anatomy 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 9
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 238000000227 grinding Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 239000000843 powder Substances 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 2
- 239000004568 cement Substances 0.000 description 2
- 238000007654 immersion Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 239000000109 continuous material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
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- Sealing Devices (AREA)
Abstract
The utility model discloses a sealed plate-type feeding machine, it relates to plate-type feeding machine technical field, and it includes the casing, the both ends of casing are provided with the transmission shaft respectively, every the transmission shaft is worn to locate the casing sets up, the cover is equipped with the seal receptacle on the transmission shaft, the seal receptacle with casing fixed connection, the seal receptacle with be provided with seal structure between the transmission shaft. The transmission shaft is arranged inside the sealing seat in a penetrating mode, then a sealing structure is sleeved between the transmission shaft and the sealing seat, and the transmission shaft and the sealing seat are sealed through the sealing structure. The utility model provides a sealed technical problem between transmission shaft and the casing, the utility model discloses have and seal between casing and the transmission shaft to ensure the effect of the inside negative pressure of casing.
Description
Technical Field
The utility model belongs to the technical field of plate-type feeding machine technique and specifically relates to a sealed plate-type feeding machine is related to.
Background
The plate type feeder is one kind of continuous material conveying machine, is used for continuously and uniformly distributing and transferring materials to a crusher, a conveyor or other working machines along a horizontal direction or an inclined direction, is suitable for loose, blocky and large-amount feeding processes in a production line of large and medium-sized cement plants, can convey large blocks, can reliably work in a high-temperature high-humidity severe environment, is particularly most suitable for conveying large, high-temperature and sharp materials, and can reliably work in an open-air and humid severe environment.
If an important link is powder in cement production, a ball mill is arranged in a plate type feeding machine, the traditional ball mill has high energy consumption, the vertical roller mill is mostly applied at present, namely, stones fall into the mill, and fine powder materials which are well ground are extracted from the powder through high-pressure air, so that the plate type feeding machine needs to be arranged into a sealed structure, if air leakage exists, the numerical value of original negative pressure can be damaged, the negative pressure is reduced, and as a result, the extraction force is insufficient, and one part of the powder materials can be retained in the mill to damage the grinding capacity of the mill.
The prior technical scheme has the following defects: relative motion exists between the transmission shaft and the shell in the plate type feeding machine, because a finished product is drawn out of the grinding machine, if air leakage exists between the transmission shaft and the shell, the original numerical value of negative pressure is easily damaged, the negative pressure is reduced, and as a result, the drawing force is insufficient, and a part of materials are retained in the grinding machine to damage the grinding capacity of the grinding machine.
SUMMERY OF THE UTILITY MODEL
According to the deficiencies of the prior art, the utility model aims at providing a sealed plate type feeding machine, which has the effect of sealing a transmission shaft and a shell so as to ensure the negative pressure inside the shell.
The above technical purpose of the present invention can be achieved by the following technical solutions:
the sealed plate type feeding machine comprises a shell, wherein transmission shafts are arranged at two ends of the shell respectively, each transmission shaft penetrates through the shell, a sealing seat is sleeved on each transmission shaft and fixedly connected with the shell, and a sealing structure is arranged between each sealing seat and each transmission shaft.
Through adopting above-mentioned technical scheme, wear to locate the seal receptacle inside with the transmission shaft, then the cover is equipped with seal structure between transmission shaft and seal receptacle, seals transmission shaft and seal receptacle through seal structure to can seal between casing and the transmission shaft, in order to ensure the effect of the inside negative pressure of casing.
The present invention may be further configured in a preferred embodiment as: the sealing structure is located including the cover flexible seal spare on the transmission shaft, flexible seal spare is located the seal receptacle with between the transmission shaft, flexible seal spare is kept away from one side of casing is provided with push assembly.
Through adopting above-mentioned technical scheme, the transmission shaft is when the pivoted, and flexible sealing member will produce the friction with the seal receptacle, and after long-time the use, flexible sealing member will produce wearing and tearing, and the staff need regularly carry out the propelling movement with flexible sealing member towards the direction of casing through the propelling movement subassembly, fills up flexible sealing member between transmission shaft and seal receptacle to can seal transmission shaft and seal receptacle. When the flexible sealing element is seriously abraded, a worker needs to replace the flexible sealing element in time to seal the transmission shaft and the shell again.
The present invention may be further configured in a preferred embodiment as: the propelling movement subassembly is located including the cover the annular gland of transmission shaft circumference, annular gland orientation the one end of casing with flexible sealing member keeps away from one side looks butt of casing, annular gland keeps away from the radial extension of the one end of flexible sealing member is provided with a set of clamp plate, two the clamp plate with seal receptacle parallel arrangement, and the clamp plate with be provided with the locking bolt between the seal receptacle.
Through adopting above-mentioned technical scheme, when flexible sealing member used for a long time and produced wearing and tearing, the staff fastens the position of locking bolt towards the seal receptacle to can push annular gland towards the position of flexible sealing member, extrude flexible sealing member, thereby can fill up through filling up between flexible sealing member with transmission shaft and the seal receptacle, so that seal between transmission shaft and the seal receptacle.
The present invention may be further configured in a preferred embodiment as: the edge that annular gland is close to the one end of casing is provided with first spacing bulge loop, the seal receptacle is close to the one end of clamp plate be provided with the spacing bulge loop of second of first spacing bulge loop cooperation joint.
Through adopting above-mentioned technical scheme, the setting of first spacing bulge loop and second spacing bulge loop can be convenient for carry on spacingly to annular pressure plate, makes reliably offset between annular gland and the flexible sealing member.
The present invention may be further configured in a preferred embodiment as: the inner circumference of the pressure plate extends to form an annular convex edge, the diameter of the arc-shaped convex edge is smaller than that of the annular gland by 0.8-1.2 cm, and the annular convex edge is rotatably connected with the transmission shaft.
Through adopting above-mentioned technical scheme, the frictional force between annular gland and the transmission shaft can be reduced in the setting of annular chimb to can reduce the wearing and tearing between annular gland and the transmission shaft.
The present invention may be further configured in a preferred embodiment as: the sealing seat is provided with a first limiting ring on the inner wall surface close to the transmission shaft, the first limiting ring is positioned at one end, close to the shell, of the sealing seat, the transmission shaft is provided with a second limiting ring corresponding to the first limiting ring, and one end, close to the shell, of the flexible sealing element is abutted to the first limiting ring and the second limiting ring.
Through adopting above-mentioned technical scheme, the setting of first spacing ring and second spacing ring can be convenient for carry on spacingly to flexible sealing member, makes flexible sealing member be difficult to by the skew seal receptacle of propelling movement subassembly propelling movement to can be convenient for sealed between transmission shaft and the seal receptacle.
The present invention may be further configured in a preferred embodiment as: the flexible sealing element is set to be an asbestos rope, an oil conveying hole is formed in the annular gland and is formed in the axial direction of the annular gland, one end of the oil conveying hole faces the flexible sealing element, and the other end of the oil conveying hole is connected with an oil conveying pipe.
By adopting the technical scheme, when the transmission shaft rotates, the flexible sealing element is immersed in oil, so that the flexible sealing element after being immersed in oil expands to ensure that the sealing effect between the transmission shaft and the sealing seat is better, and the friction force between the flexible sealing element after being immersed in oil and the sealing seat is reduced, thereby reducing the abrasion between the flexible sealing element and the sealing seat.
The present invention may be further configured in a preferred embodiment as: the flexible sealing parts are arranged into multiple layers, pressure gauges are arranged among the multiple layers of flexible sealing parts, an alarm is arranged on the shell, and the pressure gauges are electrically connected with the alarm.
Through adopting above-mentioned technical scheme, when flexible sealing member wearing and tearing to and when producing the clearance between the seal receptacle, produce pressure between seal receptacle and the flexible sealing member and will reduce, be less than the pressure value of settlement with pressure when, the alarm will produce the alarm sound, thereby can remind the staff to promote flexible sealing member through the propelling movement subassembly, perhaps need renew the flexible sealing member of renewal again.
To sum up, the utility model discloses a following at least one useful technological effect:
1. through the arrangement of the sealing seat and the sealing structure, the sealing between the shell and the transmission shaft can be realized, so that the effect of negative pressure in the shell is ensured;
2. through the arrangement of the annular gland, the pressure plate and the locking bolt, the effect of keeping the sealing between the transmission shaft and the shell all the time can be achieved;
3. through the setting of oil transmission hole and defeated oil pipe, can play to seal and can reduce the effect of the frictional force between flexible sealing member and the seal receptacle between transmission shaft and the seal receptacle.
Drawings
FIG. 1 is a schematic view of the overall structure of a sealed plate feeder.
Fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.
Fig. 3 is a schematic view of a connection structure of the propeller shaft and the seal structure.
Fig. 4 is an exploded view of the drive shaft and seal arrangement.
In the figure, 1, a housing; 2. a drive shaft; 21. a second stop collar; 3. a sealing seat; 31. a first limit ring; 4. a sealing structure; 5. a flexible seal; 6. a push assembly; 61. an annular gland; 62. pressing a plate; 63. locking the bolt; 64. a first limit convex ring; 641. a second limit convex ring; 65. an annular flange; 7. an oil transfer hole; 71. an oil delivery pipe; 8. a pressure gauge; 81. an alarm.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, the utility model discloses a sealed plate type feeding machine, including casing 1, casing 1's both ends are provided with transmission shaft 2 respectively, and on casing 1 was worn to locate by every transmission shaft 2, when feeding machine work, transmission shaft 2 will produce relative motion, for sealing between transmission shaft 2 and casing 1, the cover was equipped with seal receptacle 3 on transmission shaft 2, seal receptacle 3 and casing 1 fixed connection.
Referring to fig. 3 and 4, a seal structure 4 is provided between the seal holder 3 and the propeller shaft 2. Seal structure 4 locates flexible sealing member 5 on transmission shaft 2 including the cover, and flexible sealing member 5 is located between seal receptacle 3 and transmission shaft 2, and flexible sealing member 5 is the asbestos rope, twines the position that transmission shaft 2 is close to seal receptacle 3 with the asbestos rope in order to twine the multilayer with the asbestos rope, in order to ensure sealed between transmission shaft 2 and seal receptacle 3. The flexible sealing members 5 are provided in multiple layers, the pressure gauge 8 is provided between the multiple layers of flexible sealing members 5, the housing 1 is provided with an alarm 81 (shown in fig. 2), and the pressure gauge 8 is electrically connected to the alarm 81. In order to reduce the friction between the asbestos cord and the seal seat 3 and to reduce the abrasion of the asbestos cord, an oil feed hole 7 is formed along the axial direction of the annular gland 61, one end of the oil feed hole 7 is disposed toward the flexible seal 5, and the other end of the oil feed hole 7 is connected to an oil feed pipe 71. Through defeated oil pipe 71 towards the inside oil transportation of defeated oil hole 7 to can carry out the immersion oil to the asbestos rope, and after the immersion oil on flexible sealing member 5, flexible sealing member 5 will produce the phenomenon of inflation, can make the sealed effect between transmission shaft 2 and the seal receptacle 3 better.
Referring to fig. 4, the side of the flexible seal 5 remote from the housing 1 is provided with a push assembly 6. Transmission shaft 2 is in the pivoted time, flexible sealing member 5 will produce the friction with seal receptacle 3, after using for a long time, flexible sealing member 5 will produce wearing and tearing, when flexible sealing member 5 wearing and tearing, and when producing the clearance between seal receptacle 3, produce pressure between seal receptacle 3 and the flexible sealing member 5 and will reduce, when pressure is less than the pressure value of settlement, the alarm will produce the police dispatch newspaper sound, thereby can remind the staff to fill up flexible sealing member 5 between transmission shaft 2 and seal receptacle 3, thereby can seal transmission shaft 2 and seal receptacle 3. When the flexible sealing member 5 is seriously worn, a worker needs to replace the flexible sealing member 5 in time to seal the transmission shaft 2 and the shell 1 again. A first limiting ring 31 is arranged at one end, close to the inner wall surface of the transmission shaft 2, of the sealing seat 3 and close to the shell 1, a second limiting ring 21 corresponding to the first limiting ring 31 is arranged on the transmission shaft 2, and one end, close to the shell 1, of the flexible sealing element 5 is abutted to the first limiting ring 31 and the second limiting ring 21. When the propelling movement subassembly 6 carried out the propelling movement to flexible sealing member 5, made it be full of between transmission shaft 2 and the seal receptacle 3, carry out spacingly through first spacing ring 31 and second spacing ring 21 to flexible sealing member 5, made flexible sealing member 5 be difficult to by the skew seal receptacle 3 of propelling movement subassembly 6 propelling movement.
Referring to fig. 4, the pushing assembly 6 includes an annular gland 61 sleeved on the circumference of the transmission shaft 2, and one end of the annular gland 61 facing the housing 1 abuts against one side of the flexible sealing member 5 away from the housing 1, that is, the flexible sealing member 5 is pushed by pushing the annular gland 61, so that the flexible sealing member 5 fills the space between the transmission shaft 2 and the sealing seat 3. The edge that annular gland 61 is close to the one end of casing 1 is provided with first spacing bulge loop 64, and the one end that seal receptacle 3 is close to clamp plate 62 is provided with the spacing bulge loop 641 of second with first spacing bulge loop 64 cooperation joint, and first spacing bulge loop 64 and the spacing bulge loop 641 of second can be convenient for carry on spacingly to annular clamp plate 62, make reliable counterbalance between annular gland 61 and the flexible seal 5. In order to apply thrust to the annular gland 61, a set of pressure plates 62 is arranged at the end of the annular gland 61 away from the flexible seal 5 in a radial extension manner, two pressure plates 62 are arranged in parallel with the seal holder 3, and a locking bolt 63 is arranged between the pressure plates 62 and the seal holder 3. When flexible seal 5 used for a long time and produced wearing and tearing, when pressure gauge 8 detected the pressure value and is less than the value of setting for promptly, the staff fastens locking bolt 63 towards the position of seal receptacle 3 to can push annular gland 61 towards the position propelling movement of flexible seal 5, extrude flexible seal 5, so that seal between transmission shaft 2 and seal receptacle 3. When transmission shaft 2 rotated, will produce the friction between transmission shaft 2 and the annular gland 61, in order to reduce the friction that produces between transmission shaft 2 and the annular gland 61, the interior circumference extension of keeping away from 1 one end of casing at annular gland 61 is provided with annular chimb 65, and the setting is extended along 62 interior circumferences of clamp plate at annular chimb 65 promptly, and the diameter of arc chimb is less than the diameter 0.8 centimetre to 1.2 centimetres of annular gland, the utility model discloses in, the diameter of arc chimb is less than the diameter 0.8 centimetre of annular gland. Annular chimb 65 rotates with transmission shaft 2 to be connected, can be with producing the friction between annular chimb 65 and the transmission shaft 2 to can reduce the area of contact of annular gland 61 and transmission shaft 2, thereby can reduce the wearing and tearing between annular gland 61 and the transmission shaft 2.
The implementation principle of the above embodiment is as follows: wear to locate seal receptacle 3 with transmission shaft 2 inside, twine multilayer asbestos rope on transmission shaft 2, then be provided with pressure gauge 8 between multilayer asbestos rope, on the one hand, through the detection of pressure gauge 8 to pressure, judge the degree of wear of asbestos rope, when pressure gauge 8's pressure value is less than the pressure value of settlement, the staff fastens locking bolt 63 towards the position of seal receptacle 3, thereby can be with annular gland 61 towards the position propelling movement of flexible sealing member 5, extrude flexible sealing member 5, thereby can fill up through flexible sealing member 5 with between transmission shaft 2 and the seal receptacle 3. On the other hand, the staff needs to check regularly, when checking that the gap is produced between asbestos cord and seal receptacle 3, will promote propelling movement subassembly 6, fill up the asbestos cord between transmission shaft 2 and seal receptacle 3. When the staff detects that the flexible sealing piece 5 is seriously worn, the staff needs to replace the flexible sealing piece 5 in time to seal the transmission shaft 2 and the shell 1 again.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a sealed plate-type feeding machine, includes casing (1), the both ends of casing (1) are provided with transmission shaft (2) respectively, its characterized in that: every transmission shaft (2) wear to locate casing (1) sets up, the cover is equipped with seal receptacle (3) on transmission shaft (2), seal receptacle (3) with casing (1) fixed connection, seal receptacle (3) with be provided with seal structure (4) between transmission shaft (2).
2. A sealed plate feeder according to claim 1, wherein: seal structure (4) are located including the cover flexible seal spare (5) on transmission shaft (2), flexible seal spare (5) are located seal receptacle (3) with between transmission shaft (2), keep away from flexible seal spare (5) one side of casing (1) is provided with propelling movement subassembly (6).
3. A sealed plate feeder according to claim 2, wherein: propelling movement subassembly (6) are located including the cover annular gland (61) of transmission shaft (2) circumference, annular gland (61) orientation the one end of casing (1) with flexible sealing member (5) are kept away from one side looks butt of casing (1), annular gland (61) are kept away from the radial extension of the one end of flexible sealing member (5) is provided with a set of clamp plate (62), two clamp plate (62) with seal receptacle (3) parallel arrangement, and clamp plate (62) with be provided with locking bolt (63) between seal receptacle (3).
4. A sealed plate feeder according to claim 3, wherein: annular gland (61) are close to the edge of casing (1) one end is provided with first spacing bulge loop (64), seal receptacle (3) are close to the one end of clamp plate (62) be provided with the spacing bulge loop (641) of second of first spacing bulge loop (64) cooperation joint.
5. A sealed plate feeder according to claim 3, wherein: the inner circumference of the pressing plate (62) extends to form an annular convex edge (65), the diameter of the annular convex edge (65) is smaller than that of the annular pressing cover (61) by 0.8 cm-1.2 cm, and the annular convex edge (65) is rotatably connected with the transmission shaft (2).
6. A sealed plate feeder according to claim 2, wherein: the sealing seat (3) is close to the inner wall face of the transmission shaft (2) and is provided with a first limiting ring (31), the first limiting ring (31) is located at one end, close to the shell (1), of the sealing seat (3), a second limiting ring (21) corresponding to the first limiting ring (31) is arranged on the transmission shaft (2), and one end, close to the shell (1), of the flexible sealing element (5) is in butt joint with the first limiting ring (31) and the second limiting ring (21).
7. A sealed plate feeder according to claim 3, wherein: flexible sealing member (5) set up to the asbestos rope, oil transmission hole (7) have been seted up on annular gland (61), oil transmission hole (7) are followed the axial of annular gland (61) is seted up, the one end orientation of oil transmission hole (7) flexible sealing member (5) set up, the other end of oil transmission hole (7) is connected with defeated oil pipe (71).
8. A sealed plate feeder according to claim 7, wherein: the flexible sealing element (5) is arranged into a plurality of layers, a pressure gauge (8) is arranged between the flexible sealing elements (5), an alarm (81) is arranged on the shell (1), and the pressure gauge (8) is electrically connected with the alarm (81).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020661232.2U CN212100264U (en) | 2020-04-26 | 2020-04-26 | Sealed plate type feeding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020661232.2U CN212100264U (en) | 2020-04-26 | 2020-04-26 | Sealed plate type feeding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212100264U true CN212100264U (en) | 2020-12-08 |
Family
ID=73613084
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020661232.2U Expired - Fee Related CN212100264U (en) | 2020-04-26 | 2020-04-26 | Sealed plate type feeding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212100264U (en) |
-
2020
- 2020-04-26 CN CN202020661232.2U patent/CN212100264U/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: 20201208 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |