CN208010928U - Sealing and support device of the shield with mortar jar agitating shaft - Google Patents
Sealing and support device of the shield with mortar jar agitating shaft Download PDFInfo
- Publication number
- CN208010928U CN208010928U CN201820153472.4U CN201820153472U CN208010928U CN 208010928 U CN208010928 U CN 208010928U CN 201820153472 U CN201820153472 U CN 201820153472U CN 208010928 U CN208010928 U CN 208010928U
- Authority
- CN
- China
- Prior art keywords
- agitating shaft
- transparent cover
- sealing
- mortar jar
- outside
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Accessories For Mixers (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Abstract
The utility model provides sealing and the support device of a kind of shield mortar jar agitating shaft, belongs to Shield Construction Technique field.Agitating shaft, the support component being socketed in connecting shaft and the seal assembly being connected on agitating shaft that right end including connecting shaft and connecting shaft is fixedly and coaxially connected, agitating shaft runs through the tank skin of mortar jar and extends to the inside of mortar jar, seal assembly is set to agitating shaft at the tank skin of mortar jar, and support component is set to the outside of the tank skin of mortar jar.Utility model device aims to solve the problem that shield-tunneling construction working efficiency caused by the seal failure of mortar jar stirring axial terminal, shaft end spillage is low, bearing heating is worn so that the problem of support is failed, the present apparatus can not only can effectively realize the shaft end seal of agitating shaft, mortar leakage prevention, the hidden danger in the slurry infiltration to bearing block of leakage is efficiently solved simultaneously, prevents bearing wear, support failure.
Description
Technical field
The utility model belongs to Shield Construction Technique field, is to be related to a kind of shield to be stirred with mortar jar more specifically
The sealing of axis and support device.
Background technology
During shield-tunneling construction, after shield tail leaves section of jurisdiction, need to use grouting equipment to the gap in section of jurisdiction and the soil body into
Row synchronous grouting.And the mortar jar in grouting equipment be susceptible to during slip casting shaft end seal failure, shaft end spillage feelings
Condition, mortar jar spillage can not only reduce the working efficiency of shield-tunneling construction, when mortar is along agitating shaft end gap penetration to bearing block
The problem of when interior, also bearing heating being caused to wear, supporting failure.
Utility model content
The sealing with mortar jar agitating shaft and support device the purpose of this utility model is to provide a kind of shield, it is intended to solve
Certainly shield-tunneling construction working efficiency caused by the seal failure of mortar jar stirring axial terminal, shaft end spillage is low, bearing heating is worn so that branch
The problem of support failure, the present apparatus can not only can effectively realize the shaft end seal of agitating shaft, mortar leakage prevention, while efficiently solving and letting out
Hidden danger in the slurry infiltration to bearing block of dew prevents bearing wear, support failure.
To achieve the above object, the technical solution adopted in the utility model is：A kind of shield mortar jar agitating shaft is provided
Sealing and support device, including connecting shaft, be fixedly and coaxially connected with the right end of connecting shaft agitating shaft, be socketed in connecting shaft
Support component and the seal assembly that is connected on agitating shaft, agitating shaft through mortar jar tank skin and extend to mortar jar
Inside, seal assembly are set to agitating shaft at the tank skin of mortar jar, and support component is set to the outside of the tank skin of mortar jar.
Further, seal assembly includes the first transparent cover of the inside for being set on the outside of agitating shaft and being fixed on tank skin, set
Be located on the outside of agitating shaft and be fixed on second transparent cover in the outside of tank skin and be set on the outside of agitating shaft and set on first thoroughly
Sealing element between lid and the second transparent cover, the first transparent cover is sliding with agitating shaft with the second transparent cover, and sealing element is set to first thoroughly
Lid, the second transparent cover and agitating shaft enclose in the cavity set and compress the outside for being set in agitating shaft.
Further, it is equipped at intervals with around the axis of agitating shaft in the second transparent cover several for sealing element to be pressed in stirring
Housing pin on axis.
Further, further include be set between sealing element and agitating shaft for preventing the first wear-resisting of sealing part abrasion
Sleeve.
Further, further include the second wear sleeve being set on the outside of agitating shaft, the first transparent cover and the second transparent cover difference
It is slidably connected to the outside of the second wear sleeve, sealing element is pressed in the outside of the second wear sleeve.
Further, the injection hole for injecting lubricating grease is equipped in the second transparent cover.
Further, support component includes being set in third transparent cover on the outside of connecting shaft, being set in the outside of connecting shaft simultaneously
The 4th transparent cover that is fixedly connected with third transparent cover is set in the outside of connecting shaft and is set between third transparent cover and the 4th transparent cover
Bearing, set on bearing side sealing ring and be set on the outside of the 4th transparent cover for fixing the round nut of the 4th transparent cover.
Further, further include being set between sealing ring and connecting shaft to be used to prevent the third of ring wear wear-resisting
Sleeve.
Further, further include the 4th wear sleeve being set on the outside of connecting shaft, third transparent cover, the 4th transparent cover and axis
It holds and is slidably connected to respectively on the 4th wear sleeve.
Further, first flange is fixed in the right end of connecting shaft, be fixed with and the first method on the left of agitating shaft
The second flange that orchid is fixedly connected.
Shield provided by the utility model is with the advantageous effect of the sealing of mortar jar agitating shaft and support device：With it is existing
There is technology to compare, utility model device is additionally arranged on the basis of agitating shaft and the co-axially fixed connecting shaft of agitating shaft, point
Setting seal assembly and support component not on agitating shaft and connecting shaft, realize the support and sealing of agitating shaft separate type；Sealing
Component is individually fixed on agitating shaft at tank skin, and the support component form of separate type can also substantially reduce slurries and flow into bearing block
The problem of interior hidden danger, realization prevents bearing wear, support failure.
Description of the drawings
Fig. 1 is that the sealing of shield mortar jar agitating shaft that the utility model embodiment provides and the structure of support device are shown
It is intended to；
Fig. 2 is the structural schematic diagram of seal assembly part A in Fig. 1；
Fig. 3 is the structural schematic diagram of support component part B in Fig. 1.
Specific implementation mode
In order to make technical problem to be solved in the utility model, technical solution and advantageous effect be more clearly understood, with
Lower combination accompanying drawings and embodiments, the present invention will be further described in detail.It should be appreciated that specific reality described herein
It applies example to be only used to explain the utility model, is not used to limit the utility model.
It should be noted that when element is referred to as " being fixed on " or " being set to " another element, it can be directly another
On one element or it is connected on another element.When an element is known as " being connected to " another element, it can
To be directly to another element or be indirectly connected on another element.
It is to be appreciated that term " length ", " width ", "upper", "lower", "front", "rear", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "top", "bottom" "inner", "outside" is that orientation based on ... shown in the drawings or position are closed
System, is merely for convenience of describing the present invention and simplifying the description, does not indicate or imply the indicated device or element is necessary
With specific orientation, with specific azimuth configuration and operation, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second " are used for description purposes only, it is not understood to indicate or imply relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more this feature.The meaning of " plurality " is two or two in the description of the present invention,
More than, unless otherwise specifically defined.
Referring to Fig. 1, existing carry out shield provided by the utility model with the sealing of mortar jar agitating shaft and support device
Explanation.Sealing and support device of the shield with mortar jar agitating shaft, including coaxially fixation connects the right end of connecting shaft 1 and connecting shaft 1
The agitating shaft 2 connect, the support component being socketed in connecting shaft 1 and the seal assembly being connected on agitating shaft 2, agitating shaft 2 pass through
It wears the tank skin 3 of mortar jar and extends to the inside of mortar jar, seal assembly is set to agitating shaft 2 at the tank skin 3 of mortar jar,
Support component is set to the outside of the tank skin 3 of mortar jar.
Compared with prior art, additionally setting and agitating shaft 2 are coaxial solid on the basis of agitating shaft 2 for utility model device
Fixed connecting shaft 1, setting seal assembly and support component on agitating shaft 2 and connecting shaft 1, realize 2 separate type of agitating shaft respectively
Support and sealing；Seal assembly is individually fixed on agitating shaft 2 at tank skin, and the support component form of separate type also can be significantly
The hidden danger that slurries flow into bearing block is reduced, realization prevents bearing wear, supports the problem of failure.
Seal assembly includes the first transparent cover 41 of the inside for being set in 2 outside of agitating shaft and being fixed on tank skin 3, is set in and stirs
Mix the outside of axis 2 and be fixed on second transparent cover 42 in the outside of tank skin 3 and be set in 2 outside of agitating shaft and be set to the first transparent cover
41 and the second sealing element 43 between transparent cover 42, the first transparent cover 41 and the second transparent cover 42 are sliding with agitating shaft 2, and sealing element 43 is set
The first transparent cover 41, the second transparent cover 42 and agitating shaft 2 is placed in enclose in the cavity set and compress the outside for being set in agitating shaft 2.The
Be respectively provided in one transparent cover 41 and the second transparent cover 42 across agitating shaft 2 through-hole and can with 2 sliding contact of agitating shaft, first
The closed chamber for constituting setting sealing element 43 in transparent cover 41, the second transparent cover 42 between agitating shaft 2 realizes that the shaft end of agitating shaft 2 is close
Envelope.
Referring to Fig. 2, being equipped at intervals with around the axis of agitating shaft 2 in the second transparent cover 42 several for compressing sealing element 43
In the housing pin 44 on agitating shaft 2.Nitrile rubber, ternary second can be used between wearable elastic rubber material in sealing element 43
Third rubber or fluorine element rubber etc.；To ensure that the shaft end of agitating shaft 2 effectively seals, sealing element 43 needs to be pressed on agitating shaft 2, close
Sealing 43 can utilize own dimensions or elastic compression on agitating shaft 2, also can be as shown in Fig. 2, by housing pin 44 by sealing element
43 are pressed on agitating shaft 2；Briquetting 47 is set between housing pin 44 and sealing element 43, and seal face expands, and ensures tight screw
44 can effectively compress sealing element 43, and briquetting 47 can be flexible form of sleeve or split type briquetting；When sealing element 43 is sent out
When raw abrasion leads to poorly sealed close, sealing element 43 can be pressed on the first wear sleeve 45 by adjusting housing pin 44,
In the case of ensureing sealing, sealing element 43 can be carried out when carrying out m of e by extending the service life of sealing element 43
It replaces.
It further include the first wear sleeve for preventing sealing element 43 from wearing being set between sealing element 43 and agitating shaft 2
45.To prevent during 2 rotary work of agitating shaft, the first wear-resistant sleeve is arranged in skimming wear between sealing element 43 and agitating shaft 2
Cylinder 45.
Further include the second wear sleeve 46 for being set in 2 outside of agitating shaft, the first transparent cover 41 is slided respectively with the second transparent cover 42
It is connected to the outside of the second wear sleeve 46, sealing element 43 is pressed in the outside of the second wear sleeve 46.To prevent agitating shaft and
The second wear sleeve 46 is arranged in abrasion between one transparent cover 41, the second transparent cover 42, sealing element 43 or the first wear sleeve 45, the
Fluid sealant is set between two wear sleeves 46 and agitating shaft 2.
The injection hole for injecting lubricating grease is equipped in the second transparent cover 42.First transparent cover 41, the second transparent cover 42 and stirring
Seal chamber between axis 2 needs to be lubricated sealing with lubricating oil or lubricating grease.
Support component includes the third transparent cover 51 for being set in 1 outside of connecting shaft, is set in outside and and the third of connecting shaft 1
The 4th transparent cover 52 that transparent cover 51 is fixedly connected is set in the outside of connecting shaft 1 and is set to third transparent cover 51 and the 4th transparent cover 52
Between bearing 53, set on 53 side of bearing sealing ring 54 and be set to the outside of the 4th transparent cover 52 for fixing the 4th thoroughly
The round nut 55 of lid 52.Support component is set in connecting shaft 1, realizes point of the support component with the seal assembly on agitating shaft 2
From bearing 53 is set to third transparent cover 51, the 4th transparent cover 52 is enclosed with connecting shaft 1 in the seal chamber being set as, and further reduces
Prevent the slurries of leakage from entering the hidden danger of bearing block.
It further include the third wear sleeve for preventing sealing ring 54 from wearing being set between sealing ring 54 and connecting shaft 1
56。
Further include the 4th wear sleeve 57 for being set in 1 outside of connecting shaft, third transparent cover 51, the 4th transparent cover 52 and bearing
53 are slidably connected to respectively on the 4th wear sleeve 57.
The right end of connecting shaft 1 be fixed with first flange 6, the left side of agitating shaft 2 be fixed with and first flange 6 fix
The second flange 7 of connection.Connecting shaft 1 is to be detachably connected with agitating shaft 2, facilitates and carries out corrective maintenance or replacement sealing element 43,
The outer diameter of second flange 7 need to be less than the outer diameter of sealing element 43, in order to which sealing element 43 can be smoothly inserted in.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
All any modification, equivalent and improvement etc., should be included in the utility model made by within the spirit and principle of utility model
Protection domain within.
Claims (10)
1. sealing and support device of a kind of shield with mortar jar agitating shaft, it is characterised in that：Including connecting shaft (1), with it is described
Agitating shaft (2) that the right end of connecting shaft (1) is fixedly and coaxially connected, the support component being socketed in the connecting shaft (1) and company
The seal assembly being connected on the agitating shaft (2), the agitating shaft (2) run through the tank skin (3) of the mortar jar and extend to institute
The inside of mortar jar is stated, the seal assembly is set to the agitating shaft (2) at the tank skin (3) of the mortar jar, described
Support component is set to the outside of the tank skin (3) of the mortar jar.
2. sealing and support device of the shield as described in claim 1 with mortar jar agitating shaft, it is characterised in that：The sealing
Component includes the first transparent cover (41) for the inside for being set on the outside of the agitating shaft (2) and being fixed on the tank skin (3), is set in
Second transparent cover (42) on the outside of the agitating shaft (2) and the outside of being fixed on the tank skin (3) and it is set in the agitating shaft
(2) on the outside of and saturating set on the sealing element (43) between first transparent cover (41) and second transparent cover (42), described first
It covers (41) to slip with the agitating shaft (2) with second transparent cover (42), the sealing element (43) is set to described first thoroughly
Lid (41), second transparent cover (42) and the agitating shaft (2), which are enclosed in the cavity set and compressed, is set in the agitating shaft (2)
Outside.
3. sealing and support device of the shield as claimed in claim 2 with mortar jar agitating shaft, it is characterised in that：Described
Axis in two transparent covers (42) around the agitating shaft (2) is equipped at intervals with several for the sealing element (43) to be pressed in described stir
Mix the housing pin (44) on axis (2).
4. sealing and support device of the shield as claimed in claim 3 with mortar jar agitating shaft, it is characterised in that：Further include setting
The first wear-resistant sleeve for preventing the sealing element (43) from wearing being placed between the sealing element (43) and the agitating shaft (2)
Cylinder (45).
5. sealing and support device of the shield as claimed in claim 2 with mortar jar agitating shaft, it is characterised in that：It further include set
The second wear sleeve (46) being located on the outside of the agitating shaft (2), first transparent cover (41) and second transparent cover (42) point
It is not slidably connected to the outside of second wear sleeve (46), the sealing element (43) is pressed in second wear sleeve (46)
Outside.
6. sealing and support device of the shield as claimed in claim 2 with mortar jar agitating shaft, it is characterised in that：Described
Two transparent covers (42) are equipped with the injection hole for injecting lubricating grease.
7. sealing and support device of the shield as described in claim 1 with mortar jar agitating shaft, it is characterised in that：The support
Component include be set in third transparent cover (51) on the outside of the connecting shaft (1), be set in the connecting shaft (1) outside and with institute
The 4th transparent cover (52) that third transparent cover (51) is fixedly connected is stated, the outside of the connecting shaft (1) is set in and is set to described
Bearing (53) between three transparent covers (51) and the 4th transparent cover (52), be set to the sealing ring (54) of the bearing (53) side with
And it is set to the round nut (55) for fixing the 4th transparent cover (52) on the outside of the 4th transparent cover (52).
8. sealing and support device of the shield as claimed in claim 7 with mortar jar agitating shaft, it is characterised in that：Further include setting
The third wear-resistant sleeve for preventing the sealing ring (54) from wearing being placed between the sealing ring (54) and the connecting shaft (1)
Cylinder (56).
9. sealing and support device of the shield as claimed in claim 7 with mortar jar agitating shaft, it is characterised in that：It further include set
The 4th wear sleeve (57) being located on the outside of the connecting shaft (1), the third transparent cover (51), the 4th transparent cover (52) and
The bearing (53) is slidably connected to respectively on the 4th wear sleeve (57).
10. sealing and support device of the shield as described in claim 1 with mortar jar agitating shaft, it is characterised in that：Described
The right end of connecting shaft (1) is fixed with first flange (6), is fixed with and the first flange on the left of the agitating shaft (2)
(6) second flange (7) being fixedly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820153472.4U CN208010928U (en) | 2018-01-29 | 2018-01-29 | Sealing and support device of the shield with mortar jar agitating shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820153472.4U CN208010928U (en) | 2018-01-29 | 2018-01-29 | Sealing and support device of the shield with mortar jar agitating shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208010928U true CN208010928U (en) | 2018-10-26 |
Family
ID=63883454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820153472.4U Expired - Fee Related CN208010928U (en) | 2018-01-29 | 2018-01-29 | Sealing and support device of the shield with mortar jar agitating shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208010928U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108223801A (en) * | 2018-01-29 | 2018-06-29 | 中铁六局集团有限公司 | Sealing and support device of the shield with mortar jar agitating shaft |
| CN112032206A (en) * | 2020-08-21 | 2020-12-04 | 湖南美蓓达科技股份有限公司 | Bearing assembly |
-
2018
- 2018-01-29 CN CN201820153472.4U patent/CN208010928U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108223801A (en) * | 2018-01-29 | 2018-06-29 | 中铁六局集团有限公司 | Sealing and support device of the shield with mortar jar agitating shaft |
| CN112032206A (en) * | 2020-08-21 | 2020-12-04 | 湖南美蓓达科技股份有限公司 | Bearing assembly |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208010928U (en) | Sealing and support device of the shield with mortar jar agitating shaft | |
| CN205078456U (en) | Two shell sediment stuff pumps | |
| CN205078455U (en) | Composite seal formula sediment stuff pump | |
| CN108223801A (en) | Sealing and support device of the shield with mortar jar agitating shaft | |
| CN202860470U (en) | Detachable bottom bearing device | |
| CN107152463A (en) | Bearing divergence type slip casting bearing package is put | |
| CN102773038B (en) | Kneading machine | |
| CN207018367U (en) | Bearing divergence type slip casting bearing package is put | |
| CN203009832U (en) | Rotary seal device suitable for high-flow and high-pressure working conditions | |
| CN207568612U (en) | A kind of shield machine | |
| CN108035719A (en) | A kind of shield machine | |
| CN209244569U (en) | Shield machine is set with grouting stirring bearing package | |
| CN201694623U (en) | Spiral conveyor | |
| CN206723073U (en) | A kind of wearable valve pump | |
| CN106762802B (en) | Water pumping device and drainage system in shield body of inclined shaft heading machine | |
| CN201155482Y (en) | Centrifugal pump seal device | |
| CN106246129B (en) | Multifunctional polish rod sealing device | |
| CN201755504U (en) | Sealing device for liner bushings and end covers of ball mill | |
| CN217951918U (en) | Flange type thin oil vibration exciter | |
| CN104564661A (en) | Novel large flow gear pump | |
| CN216234516U (en) | Novel double-screw sealing structure | |
| CN203939756U (en) | The sealing configuration of sewage dirt submersible pump | |
| CN210972205U (en) | Sealing device | |
| CN102878297A (en) | Sealing device for rotary shaft of twin-screw feed desulfurization unit for scrap tire powder | |
| CN205371627U (en) | Filler seal structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181026 Termination date: 20200129 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |