CN205190829U - A device for expecting mouth is sealed - Google Patents
A device for expecting mouth is sealed Download PDFInfo
- Publication number
- CN205190829U CN205190829U CN201520957754.6U CN201520957754U CN205190829U CN 205190829 U CN205190829 U CN 205190829U CN 201520957754 U CN201520957754 U CN 201520957754U CN 205190829 U CN205190829 U CN 205190829U
- Authority
- CN
- China
- Prior art keywords
- flange
- stuffing box
- box gland
- barrel
- seal cover
- 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
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- Sealing Devices (AREA)
Abstract
The utility model discloses a device for expecting mouth is sealed, including the feed cylinder, upper end on the feed cylinder bonds and has a seal cover, the lower extreme of seal cover bonds in the feed cylinder lower part, and the seal cover be interior arc and makes plausible the nested structure, the middle part of interior arc circle nested structure is equipped with the round flange, the direction that the free reason of flange was imported towards the material, the seal cover includes for 3 parts, and the upper portion of seal cover be the little trumpet - shaped of the big lower extreme in an upper end, and the middle part is straight tubular structure, and directly tubular structure's edge connects the round flange, and the lower part of seal cover is the big trumpet - shaped of the little lower extreme in upper end, the free reason of flange is closed, and the other end of flange is the open type, and flange and seal cover are from as an organic whole. The utility model discloses simple structure, sealed effectual, the device is stable, safe and reliable, sealing device easy dismounting, convenient to use does not almost have the influence to the structure and the normal work of equipment body. Simultaneously, having one deck to increase smooth wearing layer owing to ading among the sealing device, improving sealing device's wear resistance on the one hand, on the other hand reduces rubbing of seal cover and examines the coefficient, so the utility model discloses wearing and tearing are few, and the heat produces lowly, stable performance, durable, strong adaptability.
Description
Technical field
The utility model relates to mining machinery field, particularly one material mouth sealing device.
Background technique
In the middle of some mining machineries, the discharge port of equipment and material feeding mouth and extraneously there is certain pressure difference, during production, the gas of equipment class is ventilated outward from feed inlet and outlet toward equipment under the effect of pressure difference, not only cause the waste on the energy, and the gas run out of usually mixes and has dust, not only affect the operation of field personnel and healthy, also can leave the potential safety hazard of dust explosion, therefore, need to arrange a seal arrangement at feed inlet and outlet place, the seal arrangement arranged not only will ensure that safety and stability is reliable, its cost also will be made low, easy accessibility, long service life, simultaneously, also need the pressure difference in maintenance equipment, do not affect the normal operation of equipment.
Model utility content
Goal of the invention of the present utility model is: for above-mentioned Problems existing, a kind of material mouth sealing device is provided, under the equipment that do not affect normally works, make the sealing effect that seal arrangement reaches good, simultaneously, make sealing device structure simple, easy accessibility, wear resistance is good, stable performance, durable in use, strong adaptability.
The technical solution adopted in the utility model is as follows: a kind of for expecting the device that mouth seals, comprise barrel, upper end on described barrel is bonded with a stuffing box gland, the lower end of described stuffing box gland is bonded in barrel bottom, stuffing box gland is arc circle nested structure, the middle part of described arc circle nested structure is provided with a circle flange, and described flange free edge is towards the direction of material inlet.
Further, it is 3 parts that described stuffing box gland comprises, the top of stuffing box gland is a small top and big bottom toroidal, and middle part is straight tubular construction, and the edge of straight tubular construction connects a circle flange, the bottom of stuffing box gland is big top and small bottom toroidal, the free edge of described flange is closed, and the other end of flange is open type, and flange and stuffing box gland are from being integrated, described stuffing box gland inwall is coated with one deck and increases sliding wearing layer, the sliding wearing layer of described increasing is that one deck waterborne organic silicon increases sliding wear-resistant paint.
Due to above-mentioned vibrational power flow, when material enters from material mouth or goes out from material mouth time, stuffing box gland can be close to material, owing to selecting the high elasticity flexible glue after improvement, the inhibition produced is very little, can ignore, due to the existence of pressure difference on the impact of the motion of material, most gases in equipment will be closed in equipment by stuffing box gland, reach good sealing effect; Under the gas pressure intensity of flange in equipment, intraluminal inflation becomes large, center-aisle is narrowed, further closing passage, reaches sealing effect, when material passes through from here, material backs down closedown place, then form the circle port concaved in stuffing box gland and will be close to material surface under pressure action, prevent the gas in equipment from outwardly running out of, reach good sealing effect.
Further, the thickness of described stuffing box gland is 0.5-5mm, and bonding with barrel joint aqua type synthetic resin glue, adhesion width is 5-20mm, bonding location barrel inwall or stretch out barrel outer wall, the sliding wearing layer thickness of described increasing is 150-500 μm.
Further, the thickness of described stuffing box gland is 2mm, and bonding with barrel joint aqua type synthetic resin glue, adhesion width is 10mm, bonding location barrel inwall or stretch out barrel outer wall, the sliding wearing layer thickness of described increasing is 300 μm.
In sum, owing to have employed technique scheme, the beneficial effects of the utility model are:
1, sealing device structure is simple, good sealing effect, and device is stablized, safe and reliable.
2, seal arrangement easy accessibility, easy to use, works almost without impact with normal on the structure of apparatus body.
3, have one deck to increase sliding wearing layer owing to increasing in seal arrangement, improve the wear-resisting property of seal arrangement on the one hand, reduce rubbing of stuffing box gland on the other hand and examine coefficient, therefore seal arrangement wearing and tearing are few, heat produces low, and stable performance is durable in use, strong adaptability.
Accompanying drawing explanation
Fig. 1 is one material mouth sealing device structural representation of the present utility model.
Mark in figure: 1 is barrel, and 2 is stuffing box gland, and 3 is flange, 4 for increasing sliding wearing layer, and 5 is material.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in detail.
In order to make the object of model utility, technological scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
As shown in Figure 1, a kind of for expecting the device that mouth seals, comprise barrel 1, upper end on described barrel 1 is bonded with a stuffing box gland 2, the lower end of described stuffing box gland 2 is bonded in barrel 1 bottom, stuffing box gland 2 is arc circle nested structure, and the middle part of described arc circle nested structure is provided with a circle flange 3, and described flange free edge is towards the direction of material inlet.
It is 3 parts that described stuffing box gland 2 comprises, the top of stuffing box gland 2 is a small top and big bottom toroidal, middle part is straight tubular construction, the edge of straight tubular construction connects a circle flange 3, the bottom of stuffing box gland is big top and small bottom toroidal, the free edge of described flange 3 is closed, the other end of flange 3 is open type, flange 3 and stuffing box gland 2 are from being integrated, described stuffing box gland 2 inwall is coated with one deck and increases sliding wearing layer 4, the sliding wearing layer 4 of described increasing is sliding wear-resistant paint for one deck waterborne organic silicon increases.
In an embodiment of the present utility model, the thickness of described stuffing box gland 2 is 2mm, and bonding with barrel 1 joint aqua type synthetic resin glue, adhesion width is 10mm, bonding location barrel 1 inwall or stretch out barrel 1 outer wall, sliding wearing layer 4 thickness of described increasing is 300 μm.
In an embodiment of the present utility model, the thickness of described stuffing box gland 2 is 0.5mm, and bonding with barrel 1 joint aqua type synthetic resin glue, adhesion width is 5mm, bonding location barrel 1 inwall or stretch out barrel 1 outer wall, sliding wearing layer 4 thickness of described increasing is 500 μm.
In an embodiment of the present utility model, the thickness of described stuffing box gland 2 is 5mm, and bonding with barrel 1 joint aqua type synthetic resin glue, adhesion width is 20mm, bonding location barrel 1 inwall or stretch out barrel 1 outer wall, sliding wearing layer 4 thickness of described increasing is 150 μm.
Due to the effect of pressure difference, stuffing box gland 2 original state is closed state, namely the opening end of flange 3 expands and becomes large, cause the channel sized in the middle part of stuffing box gland 2 more and more less, until closed, air in equipment cannot be gone out, when material 5 enters from material mouth inlet end, due to effect of inertia, material 5 can expand the opening end because of flange 3 and becomes large and the place that passage is closed is herein backed down, and then go out in barrel 1, after backing down, the opening end of flange 3 can expand due to the effect of pressure again and become large and make it close, realize real-time sealing effect, significant sealing affection, the sliding wearing layer 4 of the increasing increased, reduce the friction factor of stuffing box gland 2 on the one hand, the inhibition of stuffing box gland 2 pairs of materials is reduced, the wear-resisting property of stuffing box gland 2 can be increased on the other hand further, make stuffing box gland 2 durable in use.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.
Claims (4)
1. one kind for expecting the device that mouth seals, comprise barrel (1), it is characterized in that, upper end on described barrel (1) is bonded with a stuffing box gland (2), the lower end of described stuffing box gland (2) is bonded in barrel (1) bottom, stuffing box gland (2) is arc circle nested structure, and the middle part of described arc circle nested structure is provided with a circle flange (3), and described flange (3) free edge is towards the direction of material inlet.
2. as claimed in claim 1 for expecting the device that mouth seals, it is characterized in that, it is 3 parts that described stuffing box gland (2) comprises, the top of stuffing box gland (2) is a small top and big bottom toroidal, middle part is straight tubular construction, the edge of straight tubular construction connects a circle flange (3), the bottom of stuffing box gland (2) is big top and small bottom toroidal, the free edge of described flange (3) is closed, the other end of flange (3) is open type, flange (3) and stuffing box gland (2) are integrated certainly, described stuffing box gland (2) inwall is coated with one deck and increases sliding wearing layer (4), the sliding wearing layer (4) of described increasing is sliding wear-resistant paint for one deck waterborne organic silicon increases.
3. as claimed in claim 2 for expecting the device that mouth seals, it is characterized in that, the thickness of described stuffing box gland (2) is 0.5-5mm, bonding with barrel (1) joint aqua type synthetic resin glue, adhesion width is 5-20mm, bonding location barrel (1) inwall or stretch out barrel (1) outer wall, sliding wearing layer (4) thickness of described increasing is 150-500 μm.
4. as claimed in claim 2 for expecting the device that mouth seals, it is characterized in that, the thickness of described stuffing box gland (2) is 2mm, bonding with barrel (1) joint aqua type synthetic resin glue, adhesion width is 10mm, bonding location barrel (1) inwall or stretch out barrel (1) outer wall, sliding wearing layer (4) thickness of described increasing is 300 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520957754.6U CN205190829U (en) | 2015-11-26 | 2015-11-26 | A device for expecting mouth is sealed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520957754.6U CN205190829U (en) | 2015-11-26 | 2015-11-26 | A device for expecting mouth is sealed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205190829U true CN205190829U (en) | 2016-04-27 |
Family
ID=55783820
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520957754.6U Expired - Fee Related CN205190829U (en) | 2015-11-26 | 2015-11-26 | A device for expecting mouth is sealed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205190829U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105351562A (en) * | 2015-11-26 | 2016-02-24 | 成都九十度工业产品设计有限公司 | Device for sealing material port |
-
2015
- 2015-11-26 CN CN201520957754.6U patent/CN205190829U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105351562A (en) * | 2015-11-26 | 2016-02-24 | 成都九十度工业产品设计有限公司 | Device for sealing material port |
| CN105351562B (en) * | 2015-11-26 | 2018-03-13 | 贵州东峰锑业股份有限公司 | A kind of device for material mouth sealing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Wu Dapeng Inventor before: Xiao Yong |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170504 Address after: 519060 Guangdong Province, Zhuhai City, the former mountain Jinji Road, building 1, unit 301, room 685, room 10 Patentee after: Zhuhai Jing run automation equipment Co. Ltd. Address before: 610000 Sichuan city of Chengdu province Wuhou District Wuhou Park Zone Vuko East Road No. 15 Building 2 1 unit 2 floor No. 231 Patentee before: CHENGDU JIUSHIDU INDUSTRIAL PRODUCT DESIGN CO., LTD. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160427 Termination date: 20171126 |