CN208204014U - Band rack double end-face mechanical sealing device - Google Patents
Band rack double end-face mechanical sealing device Download PDFInfo
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- CN208204014U CN208204014U CN201820551827.5U CN201820551827U CN208204014U CN 208204014 U CN208204014 U CN 208204014U CN 201820551827 U CN201820551827 U CN 201820551827U CN 208204014 U CN208204014 U CN 208204014U
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- bearing block
- spring
- rack
- ring
- stationary ring
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Abstract
The utility model belongs to mixing plant technical field, it is related to a kind of band rack double end-face mechanical sealing device, including being fastenedly connected in the noumenal seat of reaction kettle tank mouth flange, bearing block, the top surface installation frame of bearing block are installed in noumenal seat upper surface, rack top surface is installed by speed reducer, agitating shaft is arranged in inner hole of shaft sleeve in rotating support axle sleeve in bearing block, and agitating shaft lower end is protruded into reaction kettle, agitating shaft upper end is connected with the output shaft of speed reducer, and axle sleeve and agitating shaft are fastenedly connected by locking plate；Upper stationary ring is fixedly installed in the inner hole of the bearing block lower end, lower stationary ring is fixedly installed in the inner hole of noumenal seat upper end, boss surfaces correspond to the region between upper stationary ring and lower stationary ring and are fixed with spring base, upper rotating ring is arranged in spring base upper end, lower rotating ring is arranged in spring base lower end, is provided with several spring eyes on spring base.The device solves the problems, such as that double mechanical seal itself is limited to installation space.
Description
Technical field
The utility model belongs to mixing plant technical field, is related to a kind of band rack double end-face mechanical sealing device.
Background technique
The prior art, when reactor volume is smaller, operating pressure is higher in kettle, since space is restricted, nothing in rack
Method installs lower double end-face mechanical sealing device.
Summary of the invention
For the utility model in view of the above-mentioned problems, providing a kind of band rack double end-face mechanical sealing device, the device is effective
Solve the problems, such as that double mechanical seal itself is limited to installation space.
According to the technical solution of the utility model includes: a kind of band rack double end-face mechanical sealing device, it is characterised in that: packet
It includes and is fastenedly connected in the noumenal seat of reaction kettle tank mouth flange, bearing block, the top surface fitting machine of bearing block are installed in noumenal seat upper surface
Speed reducer is installed in frame, rack top surface, rotating support axle sleeve in bearing block, agitating shaft is arranged in inner hole of shaft sleeve, agitating shaft lower end is stretched
Enter in reaction kettle, agitating shaft upper end is connected with the output shaft of speed reducer, and axle sleeve and agitating shaft are fastenedly connected by locking plate；Institute
It states and upper stationary ring is fixedly installed in the inner hole of bearing block lower end, lower stationary ring is fixedly installed in the inner hole of noumenal seat upper end, boss surfaces are corresponding
Region between upper stationary ring and lower stationary ring is fixed with spring base, and upper rotating ring is arranged in spring base upper end, under the setting of spring base lower end
Rotating ring is provided with several spring eyes on spring base, is provided with spring in each spring eye, the opening of a part of spring eye to
On, the outer spring end face being placed in the spring eye of opening upwards is held out against in the bottom surface of upper rotating ring, the opening of another part spring eye
Downwards, the outer spring end face being placed in the spring eye that Open Side Down is pressed in the upper surface of lower rotating ring.
The agitating shaft is connected with the output shaft of speed reducer by shaft coupling as a further improvement of the utility model,
It connects, shaft coupling is split jacket type shaft coupling.
Organic frame inner bearing is fixed in the rack as a further improvement of the utility model, installation is adjusted in bearing block
Mandrel is held, axle sleeve rotating support in self-aligning bearing inner hole, agitating shaft top diameter of axle rotating support in the inner hole of rack inner bearing,
The annular radial protrusion in mounting hole that rack inner bearing lower end surface passes through rack, which limits, fixes, and rack inner bearing upper surface passes through
Gland is fixed.
The spring base is fastenedly connected by holding screw and axle sleeve as a further improvement of the utility model,.
It is located by connecting between the upper stationary ring and bearing block by positioning pin as a further improvement of the utility model,
It is lower to be located by connecting between stationary ring and noumenal seat by positioning pin.
Protrusion and noumenal seat upper surface of the bearing block by its bottom as a further improvement of the utility model,
Groove is located by connecting.
The upper surface of the upper rotating ring is resisted against the ring-type of stationary ring lower surface as a further improvement of the utility model,
In protrusion, the lower surface of lower rotating ring is resisted against on the annular projection of lower stationary ring upper surface.
The rack for having the technical effect that the utility model product of the utility model is not direct with tank mouth flanged joint, section
Installation space is saved, more conducively reaction kettle upper cover upper orifice is arranged；The utility model and rack are monoblock type cascaded structure,
Portion is sealed up positioned at machine, and concentricity is high, and rotating ring, stationary ring stress are improved inside mechanical seal when stirring, prolonged mechanical sealing
Service life；The utility model is connect with speed reducer output shaft to be coupled using split jacket type shaft coupling, is easy to the fast of speed reducer
Speed installation and removal；The utility model is increased without the length of agitating shaft, to improve the stability of stirring.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Specific embodiment
Specific embodiment of the present utility model is further described with reference to the accompanying drawing.
In Fig. 1, including lower stationary ring 1, lower rotating ring 2, spring base 3, spring 4, upper rotating ring 5, holding screw 6, upper stationary ring 7, stir
Mix axis 8, tank mouth flange 9, noumenal seat 10, bearing block 11, self-aligning bearing 12, rack 13, axle sleeve 14, locking plate 15, rack inner shaft
Hold 16, gland 17, shaft coupling 18, speed reducer 19 etc..
As shown in Figure 1, the utility model is a kind of band rack double end-face mechanical sealing device, including it is fastenedly connected in anti-
Answer the noumenal seat 10 of kettle tank mouth flange 9, bearing block 11 is installed in 10 upper surface of noumenal seat, the top surface installation frame 13 of bearing block 11,
Speed reducer 19 is installed in 13 top surface of rack, rotating support axle sleeve 14 in bearing block 11, and agitating shaft 8, stirring are arranged in 14 inner hole of axle sleeve
8 lower end of axis is protruded into reaction kettle, and 8 upper end of agitating shaft is connected with the output shaft of speed reducer 19, and axle sleeve 14 and agitating shaft 8 pass through lock
Tight disk 15 is fastenedly connected；Upper stationary ring 7 is fixedly installed in the 11 lower end inner hole of bearing block, fixation is set in 10 upper end inner hole of noumenal seat
Lower stationary ring 1 is set, 14 surface of axle sleeve corresponds to the region between upper stationary ring 7 and lower stationary ring 1 and is fixed with spring base 3,3 upper end of spring base
Lower rotating ring 2 is arranged in rotating ring 5 in setting, 3 lower end of spring base, is provided with several spring eyes on spring base 3, in each spring eye
It is provided with spring 4, the opening upwards of a part of spring eye, the outer spring end face being placed in the spring eye of opening upwards is held out against in upper
The bottom surface of rotating ring 5, Open Side Down for another part spring eye, and the outer spring end face being placed in the spring eye that Open Side Down is pressed in
The upper surface of lower rotating ring 2.
Agitating shaft 8 is connected with the output shaft of speed reducer 19 by shaft coupling 18, and shaft coupling 18 is split jacket type shaft coupling
Device.
Fix organic frame inner bearing 16 in rack 13, self-aligning bearing 12 be installed in bearing block 11,14 rotating support of axle sleeve in
12 inner hole of self-aligning bearing, 8 top diameter of axle rotating support of agitating shaft is in the inner hole of rack inner bearing 16,16 lower end of rack inner bearing
The annular radial protrusion in mounting hole that face passes through rack 13, which limits, fixes, and 16 upper surface of rack inner bearing is compressed by gland 17
It is fixed.
Spring base 3 is fastenedly connected by holding screw 6 with axle sleeve 14.
It is located by connecting between upper stationary ring 7 and bearing block 11 by positioning pin, passes through positioning between lower stationary ring 1 and noumenal seat 10
Finger setting connection.
Bearing block 11 is located by connecting by the protrusion of its bottom and the groove of 10 upper surface of noumenal seat.
The upper surface of upper rotating ring 5 is resisted against on the annular projection of 7 lower surface of stationary ring, and the lower surface of lower rotating ring 2 is resisted against
On the annular projection of lower 1 upper surface of stationary ring.
The course of work of the utility model is as follows: the utility model product is logical by 10 lower flange of noumenal seat and tank mouth method 9
It crosses bolt to be fixed together, mounting flange encrypts packing between face.When 19 output shaft of speed reducer rotates, joined by split jacket type
Axis device 18 drives agitating shaft 8, axle sleeve 14, spring base 3, upper rotating ring 5, lower rotating ring 2 to rotate together, and is fixed on bearing block 11 and this
Upper stationary ring 7 and lower stationary ring 1 in housing 10 form two groups of dynamic sealings, play sealing function.
Claims (7)
1. a kind of band rack double end-face mechanical sealing device, it is characterised in that: including being fastenedly connected in reaction kettle tank mouth flange
(9) bearing block (11) are installed in noumenal seat (10), noumenal seat (10) upper surface, the top surface installation frame (13) of bearing block (11),
Speed reducer (19) are installed in rack (13) top surface, the interior rotating support axle sleeve (14) of bearing block (11), are arranged in axle sleeve (14) inner hole and stir
It mixes axis (8), agitating shaft (8) lower end is protruded into reaction kettle, and agitating shaft (8) upper end is connected with the output shaft of speed reducer (19), axis
Set (14) is fastenedly connected with agitating shaft (8) by locking plate (15)；It is fixedly installed in the inner hole of bearing block (11) lower end upper quiet
Ring (7) is fixedly installed in the inner hole of noumenal seat (10) upper end lower stationary ring (1), and it is quiet under that axle sleeve (14) surface corresponds to upper stationary ring (7)
Region between ring (1) is fixed with spring base (3), and spring base (3) upper end is arranged upper rotating ring (5), under the setting of spring base (3) lower end
Rotating ring (2) is provided with several spring eyes on spring base (3), spring (4), a part of spring is provided in each spring eye
The opening upwards in hole, the outer spring end face being placed in the spring eye of opening upwards are held out against in the bottom surface of upper rotating ring (5), another part
Open Side Down for spring eye, and the outer spring end face being placed in the spring eye that Open Side Down is pressed in the upper surface of lower rotating ring (2).
2. band rack double end-face mechanical sealing device as described in claim 1, it is characterised in that: the agitating shaft (8) with
The output shaft of speed reducer (19) is connected by shaft coupling (18), and shaft coupling (18) is split jacket type shaft coupling.
3. band rack double end-face mechanical sealing device as described in claim 1, it is characterised in that: solid in the rack (13)
Determine organic frame inner bearing (16), self-aligning bearing (12) is installed in bearing block (11), axle sleeve (14) rotating support is in self-aligning bearing
(12) inner hole, agitating shaft (8) top diameter of axle rotating support is in the inner hole of rack inner bearing (16), rack inner bearing (16) lower end
The annular radial protrusion in mounting hole that face passes through rack (13), which limits, fixes, and rack inner bearing (16) upper surface passes through gland
(17) it is fixed.
4. band rack double end-face mechanical sealing device as described in claim 1, it is characterised in that: the spring base (3) is logical
Holding screw (6) is crossed to be fastenedly connected with axle sleeve (14).
5. band rack double end-face mechanical sealing device as described in claim 1, it is characterised in that: the upper stationary ring (7) with
Bearing block is located by connecting between (11) by positioning pin, is located by connecting between lower stationary ring (1) and noumenal seat (10) by positioning pin.
6. band rack double end-face mechanical sealing device as described in claim 1, it is characterised in that: the bearing block (11) is logical
The groove of the protrusion and noumenal seat (10) upper surface of crossing its bottom is located by connecting.
7. band rack double end-face mechanical sealing device as described in claim 1, it is characterised in that: the upper rotating ring (5)
Upper surface is resisted against on the annular projection of stationary ring (7) lower surface, and the lower surface of lower rotating ring (2) is resisted against table on lower stationary ring (1)
On the annular projection in face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820551827.5U CN208204014U (en) | 2018-04-17 | 2018-04-17 | Band rack double end-face mechanical sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820551827.5U CN208204014U (en) | 2018-04-17 | 2018-04-17 | Band rack double end-face mechanical sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208204014U true CN208204014U (en) | 2018-12-07 |
Family
ID=64524574
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820551827.5U Active CN208204014U (en) | 2018-04-17 | 2018-04-17 | Band rack double end-face mechanical sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208204014U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108386545A (en) * | 2018-04-17 | 2018-08-10 | 江苏浩特隆搅拌设备有限公司 | Band rack double end-face mechanical sealing device |
-
2018
- 2018-04-17 CN CN201820551827.5U patent/CN208204014U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108386545A (en) * | 2018-04-17 | 2018-08-10 | 江苏浩特隆搅拌设备有限公司 | Band rack double end-face mechanical sealing device |
| CN108386545B (en) * | 2018-04-17 | 2024-02-09 | 江苏浩特隆搅拌设备有限公司 | Double-end-face mechanical sealing device with rack |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |