CN110513480A - A kind of clinical waste crushes the main shaft sealing construction in sterilizing cabinet - Google Patents
A kind of clinical waste crushes the main shaft sealing construction in sterilizing cabinet Download PDFInfo
- Publication number
- CN110513480A CN110513480A CN201910851353.5A CN201910851353A CN110513480A CN 110513480 A CN110513480 A CN 110513480A CN 201910851353 A CN201910851353 A CN 201910851353A CN 110513480 A CN110513480 A CN 110513480A
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- China
- Prior art keywords
- bearing block
- seal groove
- shaft
- bearing
- main shaft
- 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.)
- Pending
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 45
- 239000002906 medical waste Substances 0.000 title claims abstract description 25
- 230000001954 sterilising effect Effects 0.000 title claims abstract description 22
- 238000010276 construction Methods 0.000 title claims abstract description 11
- 210000004907 gland Anatomy 0.000 claims description 10
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 230000003447 ipsilateral effect Effects 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 7
- 238000004659 sterilization and disinfection Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004630 mental health Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001575 pathological effect Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
- F16C35/04—Rigid support of bearing units; Housings, e.g. caps, covers in the case of ball or roller bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a kind of clinical wastes to crush the main shaft sealing construction in sterilizing cabinet, main shaft is matched by bearing and bearing block to be actively supported between two opposite side plates of cabinet body, the axle sleeve for protruding into same side shaft holder is arranged in the two sides shaft end of main shaft, the first seal groove is arranged on the inner wall of each axle sleeve, the first sealing ring is respectively equipped in each first seal groove, it is equipped with the second seal groove and third seal groove respectively in axial direction on the inner wall of each bearing block, the second sealing ring is arranged in each second seal groove, cavity is formed between second sealing ring and the second seal groove, the filling channel for being connected to corresponding cavity and gas source is arranged in each bearing block, second sealing ring inject cavity gas under the action of sealed bearing and axle sleeve between gap, several axial directions are respectively arranged in each third seal groove to be stacked in Together and the outside framework oil seal to seal gap between corresponding shaft bearing seat and corresponding axle sleeve.The present invention has the advantages that sealing effect is good.
Description
Technical field
The present invention relates to clinical wastes to crush sterilizing cabinet, and in particular to a kind of main shaft that clinical waste crushes in sterilizing cabinet is close
Seal structure.
Background technique
Clinical waste is different from common waste product, has infectivity, pathologic, damaging and chemically etc., if medical
Waste flows directly into environment, and atmosphere, water source and soil etc. is be easy to cause to pollute, thus be easy to influence people's physical and mental health,
Therefore it needs to carry out sterilization treatment to clinical waste.
In the prior art, mainly there are incineration method and non-incineration method for the processing method of clinical waste, wherein non-incineration method
It mainly include following several methods: 1) steam sterilization；2) pyrolysis processing method；3) microwave treatment method；4) plasma method.Steam
Sterilization comparative maturity, and can be realized scale processing, therefore be widely applied in the prior art.
The working principle of steam sterilization is to be sterilized at certain pressure using the latent heat that steam discharges, and steam
There are enough penetrations to comminuted clinical waste.Crushing sterilizing cabinet is that currently used clinical waste crushes sterilizing installation,
The main shaft for being equipped with the moving knife of crushing clinical waste is important clinical waste crushing part, at present the mounting structure of main shaft
Are as follows: it is symmetrically arranged with bearing block mounting hole on two opposite side plates of cabinet body, is sealed respectively in each bearing block mounting hole
One bearing block is installed, is arranged with the bearing being installed in same side shaft holder respectively in the two sides shaft end of main shaft, main shaft passes through
Bearing and bearing block are matched and are actively supported between two opposite side plates of cabinet body.There are following for above-mentioned spindle mounting structure
Disadvantage: poor sealing performance, in cabinet body smashed clinical waste and sterilizing with steam the gap easily between main shaft and bearing block
It leaks into outside cabinet body, causes material leakage.
Summary of the invention
The main shaft seal in sterilizing cabinet is crushed the object of the present invention is to provide a kind of a kind of good clinical waste of sealing effect
Structure.
To achieve the above object, present invention employs following technical solutions: a kind of clinical waste crushes the master in sterilizing cabinet
Axle sealing structure is symmetrically arranged with bearing block mounting hole on two opposite side plates of cabinet body, in each bearing block mounting hole
It is sealed and installed with a bearing block respectively, is arranged with the bearing being installed in same side shaft holder respectively in the two sides shaft end of main shaft,
Main shaft is matched by bearing and bearing block to be actively supported between two opposite side plates of cabinet body, in the two sides shaft end of main shaft
It is also arranged with the axle sleeve for protruding into same side shaft holder respectively, the first seal groove is respectively arranged on the inner wall of each axle sleeve, every
The first sealing ring to seal gap between corresponding axle sleeve and corresponding main-axis end, In are respectively arranged in a first seal groove
The second seal groove and third seal groove are disposed on the inner wall of each bearing block from outside to inside respectively in axial direction, each
It is respectively arranged with the second sealing ring in two seal grooves, forms cavity, In between each second sealing ring and corresponding second seal groove
The filling channel for being connected to corresponding cavity and gas source is respectively arranged in each bearing block, when gas source is empty to corresponding to by filling channel
When intracavitary gas injection, the gas in cavity will inwardly be extruded in respective shaft to corresponding second sealing ring and put on, and keep the second sealing ring close
Gap between corresponding shaft bearing seat and corresponding axle sleeve is sealed, several axial directions is respectively arranged in each third seal groove and is laminated on together
And the outside framework oil seal to seal gap between corresponding shaft bearing seat and corresponding axle sleeve.
Further, a kind of clinical waste above-mentioned crushes the main shaft sealing construction in sterilizing cabinet, in which: in each bearing
The outer end of seat is respectively arranged with a circle flanging, when each bearing block seals insertion corresponding shaft bearing seat mounting hole, each bearing block
Flanging can be attached on the outer wall of corresponding side cabinet, be respectively arranged on the outside of each bearing block and be pressed in corresponding shaft bearing seat pressure
Gland on side, ipsilateral gland are fixedly installed on corresponding side plate with bearing block by several clamping screws, and each gland will
The flanging of corresponding shaft bearing seat is tightly attached on corresponding side plate outer wall, thus gap between sealed bearing and corresponding side plate.
Further, a kind of clinical waste above-mentioned crushes the main shaft sealing construction in sterilizing cabinet, in which: flanging and bearing
Seat is integrally formed.
Through the implementation of the above technical solution, the beneficial effects of the present invention are: structure is simple, easy to maintenance, use is dismounted
Multi-sealed, sealing effect is good, can effectively prevent in cabinet body smashed clinical waste and sterilizing steam from main shaft and bearing
Seat between gap evolution, the operation stability of equipment with it is safe to use.
Detailed description of the invention
Fig. 1 is the structural schematic diagram that a kind of clinical waste of the present invention crushes the main shaft sealing construction in sterilizing cabinet.
Fig. 2 is the enlarged diagram at the position H shown in Fig. 1.
Specific embodiment
Invention is further described in detail in the following with reference to the drawings and specific embodiments.
As shown in Figure 1 and Figure 2, a kind of clinical waste crushes the main shaft sealing construction in sterilizing cabinet, in cabinet body 1
It is symmetrically arranged with bearing block mounting hole on two opposite side plates 11, is sealed and installed with one respectively in each bearing block mounting hole
Bearing block 2, the bearing 4 being installed in same side shaft holder 2 is arranged in the two sides shaft end of main shaft 3 respectively, and main shaft 3 passes through bearing 4
And bearing block 2 is matched and is actively supported between two opposite side plates 11 of cabinet body 1, is also distinguished in the two sides shaft end of main shaft 3
It is arranged with the axle sleeve 5 for protruding into same side shaft holder 2, is respectively arranged with the first seal groove on the inner wall of each axle sleeve 5, each
The first sealing ring 6, In to seal gap between corresponding axle sleeve 5 and corresponding 3 shaft end of main shaft is respectively arranged in one seal groove
The second seal groove and third seal groove are disposed on the inner wall of each bearing block 2 from outside to inside respectively in axial direction, each
It is respectively arranged with the second sealing ring 7 in second seal groove, forms cavity between each second sealing ring 7 and corresponding second seal groove
8, the filling channel 10 for being connected to corresponding cavity 8 and gas source 9 is respectively arranged in each bearing block 2, when gas source 9 is logical by inflation
Into corresponding cavity 8 when gas injection, the gas in cavity 8 will inwardly be extruded in corresponding axle sleeve 5 to corresponding second sealing ring 7 in road 10
On, make gap between the second sealing ring 7 sealing corresponding shaft bearing seat 2 and corresponding axle sleeve 5, is respectively set in each third seal groove
There are several axial directions to be laminated on together and the outside framework oil seal 12 to seal gap between corresponding shaft bearing seat 2 and corresponding axle sleeve 5；At this
In embodiment, it is respectively arranged with the integrally formed flanging 21 of a circle in the outer end of each bearing block 2, when each bearing block 2 seals
When being inserted into corresponding shaft bearing seat mounting hole, the flanging 21 of each bearing block 2 can be attached on the outer wall of the side plate 11 of corresponding cabinet body 1, In
The outside of each bearing block 2 is respectively arranged with the gland 13 in the flanging 21 for being pressed in corresponding shaft bearing seat 2, ipsilateral gland 13 and axis
It holds seat 2 and is fixedly installed on corresponding side plate 11 by several clamping screws 14, each gland 13 is by the flanging 21 of corresponding shaft bearing seat 2
Compression is tightly attached on corresponding 11 outer wall of side plate, thus gap between sealed bearing 2 and corresponding side plate 11；
After above-mentioned sealing structure, quadruple seal protection can be formed at every side axle end of main shaft, the protection of the first resealing is logical
What overpressure cap 13 was realized, the flanging 21 of bearing block 2 is tightly attached on 11 outer wall of side plate by gland 13, to seal bearing
Gap between seat 2 and side plate 11；The protection of second resealing is close by gas source 9, filling channel 10, the second sealing ring 7 and second
It forms what cavity 8 was realized between seal 7 and the second seal groove, the air in gas source 9 is injected by cavity 8 by filling channel 10,
Gas in injection cavity 8 will can be inwardly extruded on axle sleeve 5 to the second sealing ring 7, and the second sealing ring 7 is made to seal corresponding shaft bearing
Gap between seat 2 and corresponding axle sleeve 5；The protection of third resealing is laminated on together by several axial directions being arranged in third seal groove
Outside framework oil seal 12 realize, pass through the further gap effectively between sealed bearing 2 and corresponding axle sleeve 5 of outside framework oil seal 12；The
Quadruple seal protection is realized by the first sealing ring 6 being installed in the first seal groove, and 6 sealing axle sleeve of the first sealing ring is passed through
Gap between 5 and corresponding 3 shaft end of main shaft；Above-mentioned main shaft sealing construction has structure simple, and dismounting is easy to maintenance, using multiple close
Envelope, sealing effect is good, can effectively prevent the intracorporal clinical waste of cabinet and the gas gap between main shaft and bearing block and escapes, improves
The operation stability and safety in utilization of equipment.
The above is only presently preferred embodiments of the present invention, is not intended to limit the invention in any other form, and
Any modification made by according to the technical essence of the invention or equivalent variations, still fall within the scope of protection of present invention.
Claims (3)
1. a kind of clinical waste crushes the main shaft sealing construction in sterilizing cabinet, it is symmetrically arranged on two opposite side plates of cabinet body
Bearing block mounting hole is sealed and installed with a bearing block respectively in each bearing block mounting hole, in the two sides shaft end of main shaft point
It is not arranged with the bearing being installed in same side shaft holder, main shaft is matched by bearing and bearing block and is actively supported on cabinet body
Between two opposite side plates, it is characterised in that: also it is arranged with the axle sleeve for protruding into same side shaft holder respectively in the two sides shaft end of main shaft,
It is respectively arranged with the first seal groove on the inner wall of each axle sleeve, is respectively arranged in each first seal groove to seal pair
The first sealing ring for answering gap between axle sleeve and corresponding main-axis end, respectively in axial direction by outside extremely on the inner wall of each bearing block
It is inside disposed with the second seal groove and third seal groove, is respectively arranged with the second sealing ring in each second seal groove, often
Cavity is formed between a second sealing ring and corresponding second seal groove, the corresponding cavity of connection is respectively arranged in each bearing block
And the filling channel of gas source, when gas source is by filling channel gas injection into corresponding cavity, gas in cavity will be to corresponding the
Two sealing rings are inwardly extruded in respective shaft and put on, and make gap between the second sealing ring sealing corresponding shaft bearing seat and corresponding axle sleeve, In
Be respectively arranged in each third seal groove several axial directions be laminated on together and to seal corresponding shaft bearing seat and corresponding axle sleeve it
Between gap outside framework oil seal.
2. a kind of clinical waste according to claim 1 crushes the main shaft sealing construction in sterilizing cabinet, it is characterised in that: In
The outer end of each bearing block is respectively arranged with a circle flanging, when each bearing block seals insertion corresponding shaft bearing seat mounting hole, often
The flanging of a bearing block can be attached on the outer wall of corresponding side cabinet, be respectively arranged on the outside of each bearing block and be pressed in correspondence
Gland in bearing block flanging, ipsilateral gland are fixedly installed on corresponding side plate with bearing block by several clamping screws, often
The flanging of corresponding shaft bearing seat is tightly attached on corresponding side plate outer wall by a gland, thus sealed bearing and corresponding side plate it
Between gap.
3. a kind of clinical waste according to claim 2 crushes the main shaft sealing construction in sterilizing cabinet, it is characterised in that: pressure
Side and bearing block are integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910851353.5A CN110513480A (en) | 2019-09-10 | 2019-09-10 | A kind of clinical waste crushes the main shaft sealing construction in sterilizing cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910851353.5A CN110513480A (en) | 2019-09-10 | 2019-09-10 | A kind of clinical waste crushes the main shaft sealing construction in sterilizing cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110513480A true CN110513480A (en) | 2019-11-29 |
Family
ID=68631813
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910851353.5A Pending CN110513480A (en) | 2019-09-10 | 2019-09-10 | A kind of clinical waste crushes the main shaft sealing construction in sterilizing cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110513480A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB689473A (en) * | 1950-06-07 | 1953-03-25 | Huwood Mining Machinery Ltd | Improvements in composite rollers, pulleys and the like |
| DE10037530A1 (en) * | 1999-08-31 | 2001-03-22 | Ntn Toyo Bearing Co Ltd | Seal for bearing comprises two sealing plates which seal gap between two raceways, radial sections of plates being arranged in contact with raceways so that seal has rectangular cross-section with flexible sealing component between |
| CN202851980U (en) * | 2012-10-29 | 2013-04-03 | 张家港市亿利机械有限公司 | Main shaft sealing device of high-speed mixing machine |
| CN103911800A (en) * | 2014-03-04 | 2014-07-09 | 江苏神农灭菌设备有限公司 | Sterilization and damping device of drum-type sterilization washing machine |
| CN104984980A (en) * | 2015-07-06 | 2015-10-21 | 重庆智得热工工业有限公司 | Medical waste breakage and steam treatment integrated device capable of quickly overhauling and replacing blades |
| CN106704592A (en) * | 2016-12-13 | 2017-05-24 | 江苏联冠机械有限公司 | Shaft end sealing device for main shaft of mixer |
| CN207272196U (en) * | 2017-09-29 | 2018-04-27 | 重庆市普创长顺机械有限公司 | Main-shaft box system with embedded arrestment mechanism |
| CN210686979U (en) * | 2019-09-10 | 2020-06-05 | 江苏神农灭菌设备股份有限公司 | Main shaft sealing structure in medical waste crushing and sterilizing cabinet |
-
2019
- 2019-09-10 CN CN201910851353.5A patent/CN110513480A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB689473A (en) * | 1950-06-07 | 1953-03-25 | Huwood Mining Machinery Ltd | Improvements in composite rollers, pulleys and the like |
| DE10037530A1 (en) * | 1999-08-31 | 2001-03-22 | Ntn Toyo Bearing Co Ltd | Seal for bearing comprises two sealing plates which seal gap between two raceways, radial sections of plates being arranged in contact with raceways so that seal has rectangular cross-section with flexible sealing component between |
| CN202851980U (en) * | 2012-10-29 | 2013-04-03 | 张家港市亿利机械有限公司 | Main shaft sealing device of high-speed mixing machine |
| CN103911800A (en) * | 2014-03-04 | 2014-07-09 | 江苏神农灭菌设备有限公司 | Sterilization and damping device of drum-type sterilization washing machine |
| CN104984980A (en) * | 2015-07-06 | 2015-10-21 | 重庆智得热工工业有限公司 | Medical waste breakage and steam treatment integrated device capable of quickly overhauling and replacing blades |
| CN106704592A (en) * | 2016-12-13 | 2017-05-24 | 江苏联冠机械有限公司 | Shaft end sealing device for main shaft of mixer |
| CN207272196U (en) * | 2017-09-29 | 2018-04-27 | 重庆市普创长顺机械有限公司 | Main-shaft box system with embedded arrestment mechanism |
| CN210686979U (en) * | 2019-09-10 | 2020-06-05 | 江苏神农灭菌设备股份有限公司 | Main shaft sealing structure in medical waste crushing and sterilizing cabinet |
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