CN201818803U - Assembled type transmission mechanism with double end faces sealed - Google Patents
Assembled type transmission mechanism with double end faces sealed Download PDFInfo
- Publication number
- CN201818803U CN201818803U CN2010205641733U CN201020564173U CN201818803U CN 201818803 U CN201818803 U CN 201818803U CN 2010205641733 U CN2010205641733 U CN 2010205641733U CN 201020564173 U CN201020564173 U CN 201020564173U CN 201818803 U CN201818803 U CN 201818803U
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- CN
- China
- Prior art keywords
- ring
- external
- built
- driving
- gland
- 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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Abstract
An assembled type transmission mechanism with double end faces sealed mainly comprises a shaft sleeve; an internal movable ring component, an internal static ring, a gland, an external static ring, an external movable ring component and a driving ring are mounted successively on the shaft sleeve; the internal movable ring is fitted with the shaft sleeve by stepped end faces; an internal spring is disposed on the joint position of the stepped end faces; an internal O-shaped ring is disposed on the radial contact surface of the internal movable ring component and the shaft sleeve; the gland is provided with slots respectively on the left and the right side; an internal O-shaped ring and an external O-shaped ring are respectively disposed into the slots, while are assembled on the left and right end of the gland; a groove is disposed on the driving ring with the external movable O-shaped ring disposed therein; a spring hole is formed on the external movable ring component corresponding to the contact end face of the driving ring; an external spring contacting with the driving ring is placed in the spring hole, while is assembled on the driving ring; the movable ring surface on the other side of the external movable ring component is attached to the external static ring. The mechanism achieves the advantages of simple structure, convenient installation and use, good sealing effect, and long service life; can effectively protect the key operation end face from being damaged or polluted by foreign materials in the transportation and in-situ installation process; and improves the one-time installation success ratio of equipment greatly.
Description
Technical field
The utility model relates to a kind of unit loading type driving mechanism of double seals, belong to the mechanical transmission mechanism technical field.
Background technique
The unit loading type driving mechanism of existing double seals mainly includes fixed driving component and driving component in relative rotation, this just requires maintaining static and keeping being tightly connected between two driving components in relative rotation, because the narrow limitation of prior art structure, cause in the as installed process, be difficult to guarantee the higher disposable power that is mounted to, often reduce the life-span of using easily.
Summary of the invention
The purpose of this utility model is to overcome the deficiency that prior art exists, and provide a kind of simple in structure, easy to install and use, good sealing effect, long service life, can guarantee effectively that crucial operation end face can not damaged by foreign matter or pollute, and has improved equipment greatly the unit loading type driving mechanism of the double seals of one-time success rate is installed when transportation and on-the-spot the installation.
The purpose of this utility model city finishes by following technical solution, it mainly includes an axle sleeve, built-in moving ring assembly is installed on axle sleeve successively, built-in stationary ring, gland, external stationary ring, external moving ring assembly and driving ring, match with step end face between described built-in moving ring assembly and the axle sleeve, the junction point of step end face is provided with built-in spring, and the radially surface of contact of built-in moving ring assembly and axle sleeve disposes built-in rotating ring O type circle; Described gland each side be provided with groove, be placed with built-in stationary ring O type circle and external stationary ring O type circle in the groove respectively, described built-in stationary ring and external stationary ring are assemblied in the two ends, the left and right sides of described gland respectively; Described driving ring is provided with groove, in be placed with external rotating ring O type circle, the contact end face of corresponding driving ring is provided with spring eye on the described external moving ring assembly, be placed with in the hole and the contacted external spring of driving ring, and described external moving ring assembly is assembled on the driving ring, and the rotating ring face and the external stationary ring of described external moving ring assembly opposite side fit.
Described built-in spring is placed in the spring eye on the built-in moving ring assembly, and described built-in rotating ring O type circle is placed in the O type ring recess that is provided with on the axle sleeve; Described driving ring is provided with tapped hole, and a fastening screw trip bolt is fixed in driving ring on the axle sleeve by described tapped hole; Described tapped hole is corresponding with the porose position of a positioning block, and by positioning screwn positioning block and driving ring is fixed together.
One end of described positioning block is provided with groove, this be provided with a reeded end be placed on gland have the projection abutting end on, described positioning block is determined the decrement of moving ring assembly upper spring, and the concentricity of positioning block and driving ring control axle sleeve and last assembly and gland.
Also be equipped with the driving screw in the tapped hole on the described driving ring, on a side of described gland, also be pasted with pad.
The utility model is combined all parts by axle sleeve and positioning block, and it has following technical characterstic:
1, the utility model has adopted the end face technology of seal ring, and the end face of built-in moving ring assembly combines up-to-date seal face innovative technology; Adopt modular design,, adopt modular design to make same part be common to the product of different models for general sealing component;
2, adopted the axle sleeve design that has pumping function, it is to bring the water hole into, the Double End cartridge seal of weep hole and insulating liquid water conservancy diversion axle sleeve, and this makes the insulating liquid circulation more smooth and easy, and arriving of the thermal diffusivity of sealing improves, and improves the life-span of sealing;
3, adopted the balanced seal end face, except built-in rotating ring is the backpressure balance, make its no matter be insulating liquid or pressure medium can both closure when big outside, built-in stationary ring and rotating ring all are the hydro-cushion types.External seal face also is the hydro-cushion type, and is therefore low than the seal face running temperature of unbalanced type, and this characteristic can make sealing applications in the incomplete vertical operating mode of Seal cage end face and axle;
4, the bolt hole of gland described in the utility model is the design of U type, therefore can make product be used for a kind of diameter of axle, on the different bolt centre distance ground equipment.
Compared with prior art, the utlity model has simple in structure, easy to install and use, good sealing effect, long service life can guarantee effectively that crucial operation end face can not damaged by foreign matter or pollute, and has improved equipment greatly characteristics such as one-time success rate are installed when transportation and on-the-spot the installation.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the side-looking structural representation of Fig. 1.
Embodiment
Below in conjunction with accompanying drawing the utility model is described in detail: shown in Fig. 1,2, the utility model mainly includes an axle sleeve 3, built-in moving ring assembly 5 is installed on axle sleeve 3 successively, built-in stationary ring 6, gland 8, external stationary ring 10, external moving ring assembly 11 and driving ring 18, match with step end face between described built-in moving ring assembly 5 and the axle sleeve 3, the junction point of step end face is provided with built-in spring 4, and built-in moving ring assembly 5 disposes built-in rotating ring O type circle 2 with the radially surface of contact of axle sleeve 3; Described gland 8 each side be provided with groove, be placed with built-in stationary ring O type circle 7 and external stationary ring O type circle 9 in the groove respectively, described built-in stationary ring 6 and external stationary ring 10 are assemblied in the two ends, the left and right sides of described gland 8 respectively; Described driving ring 18 is provided with groove, in be placed with external rotating ring O type circle 12, the contact end face of corresponding driving ring 18 is provided with spring eye on the described external moving ring assembly 11, be placed with in the hole and driving ring 18 contacted external springs 19, and described external moving ring assembly 11 is assembled on the driving ring 18, and the rotating ring face and the external stationary ring 10 of described external moving ring assembly 11 opposite sides fit.
Described built-in spring 4 is placed in the spring eye on the built-in moving ring assembly 5, and described built-in rotating ring O type circle 2 is placed in the O type ring recess that is provided with on the axle sleeve 3; Described driving ring 18 is provided with tapped hole, and a fastening screw trip bolt 15 is fixed in driving ring 18 on the axle sleeve 3 by described tapped hole; Described tapped hole is corresponding with the porose position of a positioning block 14, and by positioning screwn 16 positioning block 14 and driving ring 18 is fixed together.
One end of described positioning block 16 is provided with groove, this be provided with a reeded end be placed on gland 8 have the projection abutting end on, described positioning block 16 is determined the decrement of moving ring assembly upper springs, and the concentricity of positioning block 16 and driving ring 18 control axle sleeves 3 and last assembly and gland 8.
Also be equipped with in the tapped hole on the described driving ring 18 and drive screw 17, on a side of described gland 8, also be pasted with pad 20.
Concrete installation process described in the utility model is: at first in axle sleeve O shape circle 1 and the built-in rotating ring O shape circle 2 O shape ring recess that are placed on the axle sleeve 3, then spring 4 is placed in the spring eye on the built-in moving ring assembly 5, at last the built-in moving ring assembly 5 that has spring is assemblied on the axle sleeve 3, fixes the radial position of built-in moving ring assembly 5 and axle sleeve 3 by built-in rotating ring O shape circle 2.
Built-in stationary ring O shape circle 7 and external stationary ring O shape circle 9 be placed into respectively gland 8 about in two O shape ring recess, again the two ends, the left and right sides that are assembled to gland 8 with built-in stationary ring 6 and external stationary ring 10 respectively, interference by built-in stationary ring O shape circle 7 and external stationary ring O shape circle 9 fixes the radial position between stationary ring and the gland, determines that by the step on the stationary ring built-in stationary ring 6 and external stationary ring 10 are in the axial position of gland 8.
The axle sleeve that has built-in moving ring assembly is passed the endoporus of gland, built-in rotating ring 5 and built-in stationary ring 6 end faces are fitted; External rotating ring O shape circle 12 is placed in the O shape ring recess of driving ring 18, spring 19 is placed in the spring eye of external moving ring assembly 11, at last the external moving ring assembly that has spring is assembled on the driving ring 18, determines the radial position of external moving ring assembly and driving ring by the interference of external rotating ring O shape circle 12; In the O shape circle 13 O shape ring recess that are placed on the driving ring 18, again the driving ring that has external moving ring assembly is assembled on the axle sleeve, the rotating ring face and the external stationary ring 10 of external moving ring assembly 11 are fitted, by positioning block 14, positioning block screw 16, Cock screw 15 is gland, and axle sleeve and external moving ring assembly couple together.Be screwed in the tapped hole of driving ring 18 driving screw 17 at last, pad 20 sticks on the gland 8.
Claims (4)
1. the unit loading type driving mechanism of a double seals, it mainly includes an axle sleeve, built-in moving ring assembly is installed on axle sleeve successively, built-in stationary ring, gland, external stationary ring, external moving ring assembly and driving ring, it is characterized in that matching with step end face between described built-in moving ring assembly and the axle sleeve, the junction point of step end face is provided with built-in spring, and the radially surface of contact of built-in moving ring assembly and axle sleeve disposes built-in rotating ring O type circle; Described gland each side be provided with groove, be placed with built-in stationary ring O type circle and external stationary ring O type circle in the groove respectively, described built-in stationary ring and external stationary ring are assemblied in the two ends, the left and right sides of described gland respectively; Described driving ring is provided with groove, in be placed with external rotating ring O type circle, the contact end face of corresponding driving ring is provided with spring eye on the described external moving ring assembly, be placed with in the hole and the contacted external spring of driving ring, and described external moving ring assembly is assembled on the driving ring, and the rotating ring face and the external stationary ring of described external moving ring assembly opposite side fit.
2. the unit loading type driving mechanism of double seals according to claim 1 is characterized in that described built-in spring is placed in the spring eye on the built-in moving ring assembly, and described built-in rotating ring O type circle is placed in the O type ring recess that is provided with on the axle sleeve; Described driving ring is provided with tapped hole, and a fastening screw trip bolt is fixed in driving ring on the axle sleeve by described tapped hole; Described tapped hole is corresponding with the porose position of a positioning block, and by positioning screwn positioning block and driving ring is fixed together.
3. the unit loading type driving mechanism of double seals according to claim 2, an end that it is characterized in that described positioning block is provided with groove, this be provided with a reeded end be placed on gland have the projection abutting end on, described positioning block is determined the decrement of moving ring assembly upper spring, and the concentricity of positioning block and driving ring control axle sleeve and last assembly and gland.
4. the unit loading type driving mechanism of double seals according to claim 3 is characterized in that also being equipped with in the tapped hole on the described driving ring driving screw, also is pasted with pad on a side of described gland.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205641733U CN201818803U (en) | 2010-10-15 | 2010-10-15 | Assembled type transmission mechanism with double end faces sealed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205641733U CN201818803U (en) | 2010-10-15 | 2010-10-15 | Assembled type transmission mechanism with double end faces sealed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201818803U true CN201818803U (en) | 2011-05-04 |
Family
ID=43916755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205641733U Expired - Fee Related CN201818803U (en) | 2010-10-15 | 2010-10-15 | Assembled type transmission mechanism with double end faces sealed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201818803U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103574033A (en) * | 2012-07-18 | 2014-02-12 | 苏州立德泵技术研究院有限公司 | Assembling serial sealing device without sealing cover |
-
2010
- 2010-10-15 CN CN2010205641733U patent/CN201818803U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103574033A (en) * | 2012-07-18 | 2014-02-12 | 苏州立德泵技术研究院有限公司 | Assembling serial sealing device without sealing cover |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| 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: 20110504 Termination date: 20161015 |