CN112665400A - Sealing device for transmission shaft of cement clinker grate cooler - Google Patents
Sealing device for transmission shaft of cement clinker grate cooler Download PDFInfo
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- CN112665400A CN112665400A CN202011588792.0A CN202011588792A CN112665400A CN 112665400 A CN112665400 A CN 112665400A CN 202011588792 A CN202011588792 A CN 202011588792A CN 112665400 A CN112665400 A CN 112665400A
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- 238000007789 sealing Methods 0.000 title claims abstract description 73
- 230000005540 biological transmission Effects 0.000 title claims abstract description 67
- 239000004568 cement Substances 0.000 title claims abstract description 18
- 239000000428 dust Substances 0.000 claims abstract description 27
- 230000002265 prevention Effects 0.000 claims abstract description 15
- 230000001939 inductive effect Effects 0.000 claims description 9
- 241001233242 Lontra Species 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 239000002245 particle Substances 0.000 abstract description 10
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 230000007774 longterm Effects 0.000 abstract description 2
- 238000004140 cleaning Methods 0.000 abstract 1
- 238000000926 separation method Methods 0.000 description 4
- 238000010304 firing Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 241001075561 Fioria Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The invention discloses a sealing device for a transmission shaft of a cement clinker grate cooler, which belongs to the technical field of sealing of cement clinker grate coolers. The grate cooler transmission shaft main body is provided with the sealing assembly, the loss prevention assembly is arranged in the sealing assembly, dust particles and the like in high-temperature dust-containing gas can be isolated through the screen plate in the loss prevention assembly, and the follow-up anti-blocking piece is matched when the grate cooler transmission shaft main body is used, so that the long-term use quality of the screen plate is ensured, the service life of the screen plate is prolonged, the influence of the dust particles and the like in the high-temperature dust-containing gas on the sealing element is reduced, the service life of the sealing element is prolonged, and meanwhile, the manual cleaning is facilitated.
Description
Technical Field
The invention relates to the technical field of sealing of cement clinker grate coolers, in particular to a sealing device for a transmission shaft of a cement clinker grate cooler.
Background
The grate cooler is an important host machine device in a clinker firing system of a cement plant, and has the main functions of cooling and conveying cement clinker; meanwhile, hot air is provided for the rotary kiln, the decomposing furnace and the like, and the device is a main device for heat recovery of a firing system.
The sealing defect of its transmission shaft is the most difficult shortcoming of handling of unit for each use in the working process of grate cooler, and the high temperature dusty gas in the wind chamber can outwards reveal, causes the sealing member of transmission shaft and the cold quick-witted casing junction of grate to appear wearing and tearing and then leads to high temperature dusty gas to continuously blow off, can cause environmental secondary pollution on the one hand, influences the work efficiency of equipment simultaneously and causes the damage of equipment, and on the other hand has increased energy resource consumption, has improved use cost. Therefore, the sealing device for the transmission shaft of the cement clinker grate cooler is provided.
Disclosure of Invention
The invention aims to provide a sealing device for a transmission shaft of a cement clinker grate cooler, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a cement clinker comb is sealing device for cold quick-witted for transmission shaft, includes cold quick-witted transmission shaft main part of comb and the cold quick-witted casing of comb, the activity runs through the cold quick-witted casing of comb about the cold quick-witted transmission shaft main part of comb, the cold quick-witted transmission shaft main part of comb is provided with the sealing member with the junction of the cold quick-witted casing of comb, cold quick-witted casing outer wall of comb is provided with seal assembly, seal assembly is including fixing the loss prevention subassembly at cold quick-witted casing left side outer wall of comb and fixing the automatic control of cold quick-witted casing right side outer wall of comb and add the sealing, the.
Further, the loss prevention subassembly is including fixing in cold quick-witted casing left side of combing and the movable sleeve is established at the assembly seat of cold quick-witted transmission shaft main part outer wall of combing, cold quick-witted transmission shaft main part outer wall of combing and the junction movable sleeve that is located assembly seat one are equipped with and separate the otter board, and separate the outer wall of otter board and the inner wall of assembly seat one fixed, cold quick-witted transmission shaft main part outer wall movable sleeve of combing is equipped with the follow-up and prevents the plug part.
Further, the follow-up anti-blocking piece comprises a shell, the shell is movably sleeved on the outer wall of a transmission shaft main body of the grate cooler, the shell is fixed to the left side of the assembly seat through a support, a sleeved plate is movably sleeved in the shell, the sleeved plate is fixedly sleeved on the outer wall of the transmission shaft main body of the grate cooler, four groups of hollow blocks which are L-shaped are fixedly arranged on the right side of the sleeved plate in an annular array mode, a groove is formed in one side, facing the screen plate, of each of the four groups of hollow blocks, bristles attached to the left side of the screen plate are uniformly arranged on the outer wall of one side, facing the screen plate, of each of the four groups of hollow blocks, the bristles are staggered with the grooves, an annular cavity is formed in the sleeved plate, an annular opening communicated with the annular cavity is formed in the left.
Further, the fixed induced air shell that is provided with in left side of shell, and induced air shell movable sleeve establishes at the cold quick-witted transmission shaft main part outer wall of comb, fixed cover is equipped with the extraction fan leaf on the outer wall that the cold quick-witted transmission shaft main part of comb is located the induced air shell, induced air shell bottom is provided with the exhaust column that is linked together, the bottom of shell just is located the left rigidity of cover establishment dish and pegs graft and has the dust inlet pipe that is linked together, the cold quick-witted casing right side bottom of comb is fixed with collects the shell, the position that leans on the right side in collecting the shell is provided with the filter screen, the exhaust column other end runs through cold quick-witted casing right side of comb and with collect shell bottom right side intercommunication, the other end of dust inlet pipe runs through cold quick.
Further, the automatic control sealing piece comprises a second assembling seat fixed on the left side of the grate cooler casing and located above the collecting casing, the outer wall of the grate cooler transmission shaft main body is movably sleeved with the second assembling seat, a plurality of groups of sealing rings are arranged at the joint of the second assembling seat and the grate cooler transmission shaft main body, an annular vent groove is formed in the left side of the second assembling seat, a plurality of groups of air inlet channels are formed in the bottom annular array of the annular vent groove, branch channels are further formed in the bottoms of the plurality of groups of air inlet channels and penetrate through the inner walls of the second assembling seat and located on the inner side of the sealing rings, an annular collecting cavity is formed in the position, located on the right side of the annular vent groove, in the second assembling seat, and the other ends.
Furthermore, an assembly cavity is formed in the top and the inner bottom of the assembly seat II, the top and the bottom of the assembly cavity are communicated with the assembly cavity through vertical channels, one-way valves are arranged in the vertical channels, matched pistons are movably arranged in the assembly cavity, an air outlet pipe is movably arranged on one side of each piston in an up-and-down penetrating mode, one end of the air outlet pipe is communicated with the vertical channels, the other end of the air outlet pipe is located on the outer side of each piston, an elastic piece is arranged on the inner side of the bottom of each piston, a sealing block is connected to the other end of each elastic piece, the bottom of each sealing block penetrates through the assembly cavity and the inner wall of each annular vent groove, an arc-shaped groove matched with the main body of the grate cooler transmission shaft is formed in one side, far away from the elastic piece, of the top and the bottom of.
Compared with the prior art, the invention has the beneficial effects that:
1) the invention is provided with a sealing assembly, a loss prevention assembly is arranged in the sealing assembly, dust particles and the like in high-temperature dust-containing gas can be isolated by a screen plate in the loss prevention assembly, when the main body of the transmission shaft of the grate cooler is used, the follow-up anti-blocking piece is matched, the dust particles and the like on the screen plate are brushed away by bristles on a hollow block, and simultaneously when the main body of the transmission shaft of the grate cooler is used, an exhaust fan blade is driven, so that the brushed-away dust particles enter a groove, a flow passage, an annular cavity and an annular opening, and then enter a collecting shell through a dust inlet pipe to complete separation, on one hand, the long-term service quality of the screen plate is ensured, the service life of the screen plate is prolonged, on the other hand, the influence of the dust particles and the like in the high-temperature dust-containing gas on the sealing;
2) the sealing assembly is also provided with the self-control sealing piece, when a gap occurs in the sealing piece, high-temperature gas can be blown out opposite to the annular vent groove, the high-temperature gas enters the collecting cavity through the guide of the gas inlet channel, the gas entering the collecting cavity is sprayed out to the assembly cavity through the gas outlet pipe, the gas pressure in the assembly cavity is increased along with the increase of the gas in the assembly cavity, so that the piston moves inwards, the piston moves inwards to drive the sealing blocks to move inwards, the upper sealing block and the lower sealing block respectively contact the outer wall of the transmission shaft main body of the grate cooler through the arc-shaped grooves to enhance the sealing performance, when the gap occurs in the sealing piece, the problem of continuously spraying high-temperature dust-containing gas can be avoided, the environmental pollution can be reduced, the working efficiency of equipment or the damage of the equipment can not be influenced, the energy.
Drawings
FIG. 1 is a cross-sectional view of the structure of the present invention;
FIG. 2 is a cross-sectional view of the follower prevention element construction of the present invention;
FIG. 3 is an enlarged view of structure A of FIG. 1 according to the present invention;
FIG. 4 is a cross-sectional view of the self-controlling sealing member of the present invention.
In the figure: 1. a grate cooler transmission shaft main body; 2. a grate cooler shell; 3. a seal assembly; 31. a loss prevention assembly; 311. assembling a first base; 312. a screen plate; 313. a follower anti-clog member; 3131. a housing; 3132. a hollow block; 3133. a groove; 3134. a flow channel; 3135. an annular cavity; 3136. sleeving a disc; 314. a wind-guiding shell; 315. collecting the shells; 316. a dust inlet pipe; 317. an exhaust pipe; 32. self-control sealing; 321. assembling a second base; 322. an annular vent groove; 323. a manifold; 324. an assembly chamber; 325. an air outlet pipe; 326. a piston; 327. adding a sealing block; 328. an air outlet valve; 329. an air intake passage; 3210. an elastic member.
The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the invention provides a sealing device for a transmission shaft of a cement clinker grate cooler, which comprises a grate cooler transmission shaft main body 1 and a grate cooler casing 2, wherein the grate cooler transmission shaft main body 1 and the grate cooler casing 2 are widely applied in the field and are not described in detail, the grate cooler transmission shaft main body 1 movably penetrates through the grate cooler casing 2 from left to right, a sealing element is arranged at the joint of the grate cooler transmission shaft main body 1 and the grate cooler casing 2, the sealing element can adopt a sealing bearing and a sealing ring, when the normal use of the grate cooler transmission shaft main body 1 is not influenced, the joint of the grate cooler transmission shaft main body 1 and the grate cooler casing 2 has certain sealing performance and can be selected according to the actual situation, the sealing element 3 is arranged on the outer wall of the grate cooler casing 2, the sealing element 3 comprises a loss prevention assembly 31 fixed on the outer wall of the left side of the grate cooler casing 2 and a self-control sealing element 32 fixed on the outer wall of the right, the damage prevention assembly 31 prevents to reduce the influence that the sealing member received high temperature dirty gas, and the automatic control adds the sealing member 32 and produces the gap at the sealing member and provide when high temperature gas oozes and seal, and automatic control adds the equal movable sleeve of sealing member 32 and damage prevention assembly 31 and establishes at the cold quick-witted transmission shaft main part 1 outer wall of combing.
Referring to fig. 1, the damage prevention assembly 31 comprises a first assembly seat 311 which is fixed on the left side of the grate cooler casing 2 and movably sleeved on the outer wall of the grate cooler transmission shaft main body 1, the first assembly seat 311 plays a role in supporting and installing a structure and can be fixed by adopting a screw or bolt mode, a screen separation plate 312 is movably sleeved on the outer wall of the grate cooler transmission shaft main body 1 and at the joint of the first assembly seat 311, the screen separation plate 312 plays a role in separating dust particles in high-temperature dust-containing gas, the outer wall of the screen separation plate 312 is fixed with the inner wall of the first assembly seat 311, and a follow-up anti-blocking part 313 is movably sleeved on the outer wall of the grate cooler transmission shaft;
referring to fig. 1 and 2, the servo stopper 313 includes a housing 3131 movably sleeved on the outer wall of the main body 1 of the grate cooler, the housing 3131 plays a role of a supporting and mounting structure, the housing 3131 is fixed to the left side of the mounting seat 311 through a bracket, a sleeved disc 3136 is movably sleeved in the housing 3131, the sleeved disc 3136 is fixedly sleeved on the outer wall of the main body 1 of the grate cooler, the sleeved disc 3136 rotates with the main body 1 of the grate cooler, four groups of L-shaped hollow blocks 3132 are fixedly arranged in an annular array on the right side of the sleeved disc 3136, a groove 3133 is formed on one side of the four groups of hollow blocks 3132 facing the screen plate 312, bristles attached to the left side of the screen plate 312 are uniformly arranged on the outer wall of one side of the four groups of hollow blocks 3132 facing the screen plate 312, the hollow blocks 3132 are driven by the sleeved disc 3136, and further dust particles on the screen plate 312 are brushed away through friction between the bristles and the screen plate 312, so, the bristles are staggered with the grooves 3133, an annular cavity 3135 is formed in the sleeved disk 3136, an annular opening communicated with the annular cavity is formed in the left side of the sleeved disk 3136, and flow passages 3134 communicated with the grooves 3133 and the annular cavity are formed in the four groups of hollow blocks 3132 and used for allowing brushed dust particles to enter;
referring to fig. 1 and 2, an air inducing shell 314 is fixedly disposed on the left side of a housing 3131, an air outlet is disposed on one side of the air inducing shell 314, a filter screen is disposed in the air outlet, the air inducing shell 314 is movably sleeved on the outer wall of a main body 1 of a transmission shaft of a grate cooler, an exhaust fan blade (not shown in the figure) is fixedly sleeved on the outer wall of the main body 1 of the transmission shaft of the grate cooler located in the air inducing shell 314, the main body 1 of the transmission shaft of the grate cooler rotates to drive the exhaust fan blade to rotate, the exhaust fan blade exhausts air in a collecting shell 315 through the exhaust pipe 317 to generate an adsorption force at the position of the dust inlet pipe 316, the bottom of the air inducing shell 314 is provided with a communicated exhaust pipe 317, a communicated dust inlet pipe 316 is fixedly inserted at the bottom of the housing 3131 and located at the left side of a sleeved disc 3136, the dust inlet pipe 316 enables dust particles brushed by bristles to enter a groove 3133 and then enter a, a collecting shell 315 is fixed at the bottom of the right side of the grate cooler shell 2, a shell cover is arranged at one side of the collecting shell 315, valve bodies are arranged on the dust inlet pipe 316 and the exhaust pipe 317, detailed description is omitted, a filter screen (not shown in the figure) is arranged at the position close to the right side in the collecting shell 315, the other end of the exhaust pipe 317 penetrates through the right side of the grate cooler shell 2 and is communicated with the right side of the bottom of the collecting shell 315, and the other end of the dust inlet pipe 316 penetrates through the right side of the grate cooler shell 2 and is communicated with the left side of the collecting;
referring to fig. 1, 3 and 4, the self-control sealing part 32 includes a second assembling seat 321 fixed on the left side of the casing 2 of the grate cooler and located above the collecting shell 315, the vertical section of the second assembling seat 321 is in an inverted T shape, the second assembling seat 321 is movably sleeved on the outer wall of the main body 1 of the grate cooler transmission shaft, and a plurality of sets of sealing rings are arranged at the connection position of the second assembling seat 321 and the main body 1 of the grate cooler transmission shaft, the sealing rings are made of materials with good high temperature resistance and wear resistance, and are selected according to actual conditions, and not detailed herein, the left side of the second assembling seat 321 is provided with an annular vent groove 322, when a gap occurs in the sealing part and high-temperature gas is blown into the annular vent groove 322, the bottom of the annular vent groove 322 is provided with a plurality of sets of gas inlet channels 329, gas in the annular vent groove 322 enters the gas inlet channels 329, and the bottoms of the plurality of sets of gas inlet channels 329 are, the blown high-temperature gas can better enter the manifold 323, the seepage of the high-temperature gas from the joint of the second assembly seat 321 and the transmission shaft body 1 of the grate cooler is reduced, the annular manifold 323 is arranged in the second assembly seat 321 and at the position right of the annular vent groove 322, and the other ends of the plurality of groups of gas inlet channels 329 are communicated with the manifold 323 to play a role of gas collection;
referring to fig. 1, 3 and 4, an assembly cavity 324 is formed at the top and the bottom of the assembly seat two 321, the assembly cavity 324 has a rectangular vertical section, the top and the bottom of the manifold 323 are both communicated with the assembly cavity 324 through a vertical passage, a check valve is arranged in the vertical passage, the check valve is a one-way air inlet valve, so that the entered gas does not flow back, a matched piston 326 is movably arranged in the assembly cavity 324, the piston 326 can move up and down in the assembly cavity 324, an air outlet pipe 325 is movably arranged on one side of the piston 326 in a vertical penetrating manner, the piston 326 can reset after the air outlet valve 328 is opened by a user, a spring can be arranged on the air outlet pipe 325, selection is performed according to actual conditions, detailed description is omitted, one end of the air outlet pipe 325 is communicated with the vertical passage, the other end of the air outlet pipe 325 is located outside the piston 326, the air outlet pipe 325 enables, along with the increase of the gas in the assembly cavity 324, the piston 326 moves downwards in the assembly cavity 324, the inner side of the bottom of the piston 326 is provided with an elastic piece 3210, the elastic piece 3210 can adopt an elastic telescopic rod, the elastic telescopic rod is widely applied in the field and is not described in detail herein, the other end of the elastic piece 3210 is connected with a sealing block 327, the sealing block 327 can be made of wear-resistant and high-temperature-resistant materials widely applied in the field, the bottom of the sealing block 327 penetrates through the inner walls of the assembly cavity 324 and the annular ventilation groove 322, an arc-shaped groove matched with the grate cooler transmission shaft main body 1 is formed on one side of the sealing block 327 away from the elastic piece 3210, when the high-temperature gas is blown out due to a gap between the sealing elements, the sealing effect of the sealing elements is enhanced by the fact that the upper and lower two groups of sealing blocks 327 can approach to contact the outer wall of the grate cooler transmission shaft main body 1 through the arc-shaped groove, the top, an air outlet valve 328 is arranged in the air outlet pipe.
The standard parts used in the invention can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, the machines, the parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, so that the detailed description is omitted.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a cement clinker comb sealing device for cold quick-witted transmission shaft of cold, includes cold quick-witted transmission shaft main part of comb (1) and cold quick-witted casing of comb (2), its characterized in that: the grate cooler transmission shaft main part (1) is controlled the activity and is run through cold quick-witted casing (2) of comb, the cold quick-witted transmission shaft main part of comb (1) is provided with the sealing member with the junction of the cold quick-witted casing of comb (2), cold quick-witted casing of comb (2) outer wall is provided with seal assembly (3), seal assembly (3) are including fixing loss prevention subassembly (31) at cold quick-witted casing of comb (2) left side outer wall and fixing at automatic control of cold quick-witted casing (2) right side outer wall and seal (32), the cold quick-witted transmission shaft main part of comb (1) outer wall is established to automatic control seal (32) and equal movable sleeve of loss prevention subassembly (31).
2. The sealing device for the transmission shaft of the cement clinker grate cooler according to claim 1, characterized in that: loss prevention subassembly (31) are including fixing assembly seat (311) that the cold machine casing (2) left side of combing and movable sleeve establish the cold machine transmission shaft main part of combing (1) outer wall, the cold machine transmission shaft main part of combing (1) outer wall and the junction movable sleeve that is located assembly seat (311) are equipped with and separate otter board (312), and separate the outer wall of otter board (312) and the inner wall of assembly seat (311) fixed, cold machine transmission shaft main part of combing (1) outer wall movable sleeve is equipped with follow-up and prevents plug part (313).
3. The sealing device for the transmission shaft of the cement clinker grate cooler according to claim 2, characterized in that: the servo anti-blocking part (313) comprises a shell (3131) movably sleeved on the outer wall of a grate cooler transmission shaft main body (1), the shell (3131) is fixed to the left side of a first assembling seat (311) through a support, a sleeved disc (3136) is movably sleeved in the shell (3131), the sleeved disc (3136) is fixedly sleeved on the outer wall of the grate cooler transmission shaft main body (1), four groups of L-shaped hollow blocks (3132) are fixedly arranged on the right side of the sleeved disc (3136) in an annular array mode, a groove (3133) is formed in one side, facing the screen separating plate (312), of each hollow block (3132) in the four groups, bristles attached to the left side of the screen separating plate (312) are uniformly arranged on the outer wall of one side, facing the screen separating plate (312), of the four groups of hollow blocks (3132) in the four groups, an annular cavity (3135) is formed in the sleeved disc (3136), an annular opening communicated with the left side of the sleeved disc (3136), and the four groups of hollow blocks (3132) are internally provided with flow channels (3134) communicated with the groove (3133) and the annular cavity.
4. The sealing device for the transmission shaft of the cement clinker grate cooler according to claim 3, characterized in that: an air inducing shell (314) is fixedly arranged at the left side of the outer shell (3131), the air inducing shell (314) is movably sleeved on the outer wall of the grate cooler transmission shaft main body (1), an exhaust fan blade is fixedly sleeved on the outer wall of the grate cooler transmission shaft main body (1) positioned in the air inducing shell (314), an exhaust pipe (317) communicated with the bottom of the air inducing shell (314), a dust inlet pipe (316) communicated with the bottom of the outer shell (3131) and positioned at the left side of the sleeved disc (3136) in a fixed inserting way, a collecting shell (315) is fixed at the bottom of the right side of the grate cooler shell (2), a filter screen is arranged at the position close to the right side in the collecting shell (315), the other end of the exhaust pipe (317) penetrates through the right side of the grate cooler shell (2) and is communicated with the right side of the bottom of the collection shell (315), the other end of the dust inlet pipe (316) penetrates through the right side of the grate cooler shell (2) and is communicated with the left side of the collecting shell (315).
5. The sealing device for the transmission shaft of the cement clinker grate cooler according to claim 4, characterized in that: the automatic control sealing piece (32) comprises a second assembling seat (321) which is fixed on the left side of the grate cooler shell (2) and is positioned above the collecting shell (315), the second assembling seat (321) is movably sleeved on the outer wall of the transmission shaft main body (1) of the grate cooler, and a plurality of groups of sealing rings are arranged at the joint of the second assembling seat (321) and the transmission shaft main body (1) of the grate cooler, an annular vent groove (322) is formed in the left side of the second assembling seat (321), a plurality of groups of air inlet channels (329) are formed in an annular array at the bottom of the annular vent groove (322), and the bottom of the plurality of groups of air inlet channels (329) is also provided with a branch channel which penetrates through the inner wall of the second assembling seat (321) and is positioned at the inner side of the sealing ring, an annular manifold (323) is arranged in the second assembly seat (321) and at the right side of the annular vent groove (322), and the other ends of the multiple groups of air inlet channels (329) are communicated with the manifold (323).
6. The sealing device for the transmission shaft of the cement clinker grate cooler according to claim 5, characterized in that: an assembly cavity (324) is formed in the top and the inner bottom of the assembly seat II (321), the top and the bottom of the manifold cavity (323) are communicated with the assembly cavity (324) through vertical channels, one-way valves are arranged in the vertical channels, a matched piston (326) is movably arranged in the assembly cavity (324), an air outlet pipe (325) is movably arranged on one side of the piston (326) in a vertical penetrating manner, one end of the air outlet pipe (325) is communicated with the vertical channels, the other end of the air outlet pipe (325) is positioned on the outer side of the piston (326), an elastic piece (3210) is arranged on the inner side of the bottom of the piston (326), the other end of the elastic piece (3210) is connected with a sealing block (327), the bottom of the sealing block (327) penetrates through the assembly cavity (324) and the inner wall of the annular vent groove (322), and an arc-shaped groove matched with the grate cooler transmission shaft main body (1) is formed in one side, and air outlet pipes communicated with the assembly cavity (324) are fixedly inserted at the top and the bottom of the second assembly seat (321), and air outlet valves (328) are arranged in the air outlet pipes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011588792.0A CN112665400A (en) | 2020-12-29 | 2020-12-29 | Sealing device for transmission shaft of cement clinker grate cooler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011588792.0A CN112665400A (en) | 2020-12-29 | 2020-12-29 | Sealing device for transmission shaft of cement clinker grate cooler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112665400A true CN112665400A (en) | 2021-04-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011588792.0A Withdrawn CN112665400A (en) | 2020-12-29 | 2020-12-29 | Sealing device for transmission shaft of cement clinker grate cooler |
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| Country | Link |
|---|---|
| CN (1) | CN112665400A (en) |
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|---|---|---|---|---|
| US20080093806A1 (en) * | 2004-08-26 | 2008-04-24 | Hidekazu Takahashi | Mechanical Seal Device |
| CN202284914U (en) * | 2011-09-30 | 2012-06-27 | 河南省海皇益民旋窑水泥有限公司 | Sealing equipment of grate cooler transmission mechanism |
| CN102853084A (en) * | 2012-09-26 | 2013-01-02 | 兴化市东方机械有限责任公司 | Transmission shaft sealing device of grate coolers |
| CN203035954U (en) * | 2012-11-05 | 2013-07-03 | 武安市新峰水泥有限责任公司 | Sealing device of grate cooler driven shaft |
| CN205978463U (en) * | 2016-08-28 | 2017-02-22 | 葛洲坝石门特种水泥有限公司 | Novel cold quick -witted transmission shaft of combing is sealed device |
| CN109141037A (en) * | 2018-09-28 | 2019-01-04 | 湖北白兆山水泥有限公司 | A kind of water-tight equipment of manufacture of cement grate-cooler transmission mechanism |
| CN111174584A (en) * | 2018-11-09 | 2020-05-19 | 南京瑞泰水泥制造设备有限公司 | Sealing device for transmission shaft of grate cooler |
| CN111336825A (en) * | 2020-03-13 | 2020-06-26 | 徐州中材装备重型机械有限公司 | Sealing equipment of grate cooler transmission mechanism for cement production |
| CN111795241A (en) * | 2020-07-23 | 2020-10-20 | 滕州市江晟机械制造有限公司 | Zero-leakage rotary joint |
| CN212058325U (en) * | 2019-12-18 | 2020-12-01 | 杭州山亚南方水泥有限公司 | A device for preventing dust leakage of the drive shaft of a grate cooler |
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2020
- 2020-12-29 CN CN202011588792.0A patent/CN112665400A/en not_active Withdrawn
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|---|---|---|---|---|
| US20080093806A1 (en) * | 2004-08-26 | 2008-04-24 | Hidekazu Takahashi | Mechanical Seal Device |
| CN202284914U (en) * | 2011-09-30 | 2012-06-27 | 河南省海皇益民旋窑水泥有限公司 | Sealing equipment of grate cooler transmission mechanism |
| CN102853084A (en) * | 2012-09-26 | 2013-01-02 | 兴化市东方机械有限责任公司 | Transmission shaft sealing device of grate coolers |
| CN203035954U (en) * | 2012-11-05 | 2013-07-03 | 武安市新峰水泥有限责任公司 | Sealing device of grate cooler driven shaft |
| CN205978463U (en) * | 2016-08-28 | 2017-02-22 | 葛洲坝石门特种水泥有限公司 | Novel cold quick -witted transmission shaft of combing is sealed device |
| CN109141037A (en) * | 2018-09-28 | 2019-01-04 | 湖北白兆山水泥有限公司 | A kind of water-tight equipment of manufacture of cement grate-cooler transmission mechanism |
| CN111174584A (en) * | 2018-11-09 | 2020-05-19 | 南京瑞泰水泥制造设备有限公司 | Sealing device for transmission shaft of grate cooler |
| CN212058325U (en) * | 2019-12-18 | 2020-12-01 | 杭州山亚南方水泥有限公司 | A device for preventing dust leakage of the drive shaft of a grate cooler |
| CN111336825A (en) * | 2020-03-13 | 2020-06-26 | 徐州中材装备重型机械有限公司 | Sealing equipment of grate cooler transmission mechanism for cement production |
| CN111795241A (en) * | 2020-07-23 | 2020-10-20 | 滕州市江晟机械制造有限公司 | Zero-leakage rotary joint |
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Application publication date: 20210416 |