CN206600471U - A kind of benzoic acid device mechanical sealing structure for pump - Google Patents
A kind of benzoic acid device mechanical sealing structure for pump Download PDFInfo
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- CN206600471U CN206600471U CN201720024689.0U CN201720024689U CN206600471U CN 206600471 U CN206600471 U CN 206600471U CN 201720024689 U CN201720024689 U CN 201720024689U CN 206600471 U CN206600471 U CN 206600471U
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- ring
- sealing structure
- gland
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- benzoic acid
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Abstract
The utility model discloses a kind of benzoic acid device mechanical sealing structure for pump, including sealing structure body, a determining deviation is kept between stationary ring and rotating ring；Rotating ring is fixedly mounted on pressure ring by trundle；Rotary shaft is fixedly mounted on the centre position of sealing structure body interior；Spring base is fixed on the rotary shaft by trip bolt；Spring links together spring base and pressure ring；Pressure ring is fixed together by transmission screw with spring base；Rotating ring O-ring seal is arranged between rotating ring and rotary shaft；Stationary ring is linked together by stop pin with gland；Gland ring is arranged between pump case and gland；Stationary ring O-ring seal is arranged between stationary ring and gland；The utility model effectively obstructs infringement of the benzoic acid crystal to mechanical seal, handicraft product is avoided to pollute as insulating liquid using the byproduct benzaldehyde in benzoic acid preparation process, pump smooth operation, the time between overhauls(TBO) is long, and sealing reliability is significantly improved, operation and maintenance cost is remarkably decreased.
Description
Technical field
The utility model is related to sealing structure technical field, especially a kind of benzoic acid device mechanical sealing structure for pump.
Background technology
Mechanical seal is a kind of Dynamic Seal combination part being widely used in rotary shaft, also known as end face seal, and it is by least
A pair of end faces perpendicular to rotation axis are constituted, and this end face are acted on by Fluid pressure and compensation mechanism elastic force, along with auxiliary
Helping sealedly to coordinate makes abutting joint face and keeps relative slip, so as to reach the purpose for preventing that fluid from leaking；Mechanical seal
Operation principle is that rotating ring forms very thin liquid film between centers, prevents dielectric leakage, end face is lubricated again, thus reach
Sealed effect, using during traditional mechanical seal due to pumped (conveying) medium characteristic requirements, it is impossible to using oneself flushing side of band cooling
Case, can only use pouring-in outer flushing scheme, but outer flushing liquor can cause product to be contaminated because selection is improper.
Utility model content
The purpose of this utility model is to provide a kind of benzoic acid device mechanical sealing structure for pump, effectively obstructs benzoic acid
Infringement of the crystalline solid to mechanical seal, it is to avoid handicraft product pollutes, and reduces cost, with asking for solving to propose in above-mentioned background technology
Topic.
To achieve the above object, the utility model provides following technical scheme：A kind of benzoic acid device mechanical seal for pump
Structure, including sealing structure body, the sealing structure body are provided with stationary ring and rotating ring, keep certain between stationary ring and rotating ring
Spacing；The sealing structure body is provided with trundle and pressure ring, and rotating ring is fixedly mounted on pressure ring by trundle；The sealing
Structural body is provided with rotary shaft, and rotary shaft is fixedly mounted on the centre position of sealing structure body interior；The sealing structure
Body is provided with spring base and trip bolt, and spring base is fixed on the rotary shaft by trip bolt；The sealing structure body
Spring is provided with, one end and the spring base of spring link together, and the other end and the pressure ring of spring link together；The sealing
Structural body is provided with transmission screw, and pressure ring is fixed together by transmission screw with spring base；The sealing structure body is set
There is rotating ring O-ring seal, rotating ring O-ring seal is arranged between rotating ring and rotary shaft；The sealing structure body is provided with anti-
Ship and resell on another market and gland, stationary ring is linked together by stop pin with gland；The sealing structure body is provided with gland ring, pressure
Lid sealing ring is arranged between pump case and gland；The sealing structure body is provided with stationary ring O-ring seal, the O-shaped sealing of stationary ring
Circle is arranged between stationary ring and gland.
It is used as further program of the utility model：First leakage channel is arranged on the end face seal of stationary ring and rotating ring
Between, the first leakage channel is main repairing passage.
It is used as further program of the utility model：Second leakage channel is arranged between stationary ring and gland.
It is used as further program of the utility model：3rd leakage channel is arranged between rotating ring and rotary shaft.
It is used as further program of the utility model：4th leakage channel is arranged between gland and pump case.
Compared with prior art, the utility model beneficial effect：A kind of benzoic acid device pump of the utility model is close with machinery
Seal structure, by the stationary ring of setting, rotating ring and, the sealing between stationary ring and rotating ring be by flexible member spring and sealing liquid pressure
Power produces an appropriate thrust on the stationary ring of relative motion and the contact surface of rotating ring makes two bright and clean, straight end faces close
One layer of very thin liquid film is maintained between laminating, end face and sealed effect is reached, pollution-free, low abrasion purpose is realized.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present utility model.
In figure：1- stationary rings；2- rotating rings；3- trundles；4- springs；5- spring bases；6- trip bolts；7- is driven screw；8-
Rotating ring O-ring seal；9- gland rings；10- stationary ring O-ring seals；11- stop pins；12- glands；13- pressure rings；14- rotates
Axle；The leakage channels of 15- first；The leakage channels of 16- second；The leakage channels of 17- the 3rd；The leakage channels of 18- the 4th；19- sealing knots
Structure body.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belongs to the scope of the utility model protection.
Referring to Fig. 1, in the utility model embodiment, a kind of benzoic acid device mechanical sealing structure for pump, including sealing
Structural body 19, sealing structure body 19 is provided with stationary ring 1 and rotating ring 2, and a determining deviation is kept between stationary ring 1 and rotating ring 2；Sealing
Structural body 19 is provided with trundle 3 and pressure ring 13, and rotating ring 2 is fixedly mounted on pressure ring 13 by trundle 3；Sealing structure body
19 are provided with rotary shaft 14, and rotary shaft 14 is fixedly mounted on the centre position inside sealing structure body 19；Sealing structure body
19 are provided with spring base 5 and trip bolt 6, and spring base 5 is fixed in rotary shaft 14 by trip bolt 6；Sealing structure body
19 are provided with spring 4, and one end and the spring base 5 of spring 4 link together, and the other end and the pressure ring 13 of spring 4 link together；
Sealing structure body 19 is provided with transmission screw 7, and pressure ring 13 is fixed together by transmission screw 7 with spring base 5；Sealing structure sheet
Body 19 is provided with rotating ring O-ring seal 8, and rotating ring O-ring seal 8 is arranged between rotating ring 2 and rotary shaft 14；Sealing structure body
19 are provided with stop pin 11 and gland 12, and stationary ring 1 is linked together by stop pin 11 with gland 12；Sealing structure body 19 is set
Gland ring 9 is equipped with, gland ring 9 is arranged between pump case and gland 12；It is O-shaped that sealing structure body 19 is provided with stationary ring
Sealing ring 10, stationary ring O-ring seal 10 is arranged between stationary ring 1 and gland 12；First leakage channel 15 is arranged on stationary ring 1 and dynamic
Between the end face seal of ring 2, the first leakage channel 15 is main repairing passage；Second leakage channel 16 is arranged on the He of stationary ring 1
Between gland 12；3rd leakage channel 17 is arranged between rotating ring 2 and rotary shaft 14；4th leakage channel 18 is arranged on gland 12
Between pump case.
In summary：A kind of benzoic acid device mechanical sealing structure for pump of the utility model, is that one kind both can guarantee that technique
Medium is not contaminated, and the mechanical sealing technology of mechanical seal long period safe and stable operation is can guarantee that again；A kind of benzene of utility model
Formic acid device mechanical sealing structure for pump, the sealing between stationary ring 1 and rotating ring 2 is by flexible member spring 4 and sealing liquid pressure
Power produces an appropriate thrust on the stationary ring 1 of relative motion and the contact surface of rotating ring 2 makes two bright and clean, straight end faces tight
It is closely connected to close, one layer of very thin liquid film is maintained between end face and sealed effect is reached, spring base 5 is fixed on by trip bolt 6
On axle 14, spring 4 is placed between spring base 5 and pressure ring 13, and rotating ring 2 is connected by trundle 3 with pressure ring 13, and pressure ring 13 passes through
Transmission screw 7 is fixed together with spring base 5, and rotary shaft 14 is rotated to be driven by fixing screws 6, transmission screw 7, trundle 3
Spring base 5, pressure ring 13, rotating ring 2 are rotated together, are sealed between rotary shaft 14 and rotating ring 2 using rotating ring O-ring seal 8, pressure
Sealed, entered between gland 12 and pump case using gland ring 9 using stationary ring O-ring seal 10 between lid 12 and stationary ring 1
Row sealing, stationary ring 1 is connected by stop pin 11 with gland 12, prevents the phantom ring 2 of stationary ring 1 from rotating, the first leakage channel 15 is
Leakage channel between the end face seal of stationary ring 1 and rotating ring 2, the second leakage channel 16 is the leakage between stationary ring 1 and gland 12
Passage, the 3rd leakage channel 17 is the leakage channel between rotating ring 2 and rotary shaft 14, and the 4th leakage channel 18 is gland 12 and pump
Leakage channel between shell, wherein the first leakage channel 15 is main repairing passage；Solve handicraft product in the prior art
The problem of pollution, machine's sealing.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, can realize that this practicality is new in other specific forms
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art should
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It may be appreciated other embodiment.
Claims (5)
1. a kind of benzoic acid device mechanical sealing structure for pump, including sealing structure body（19）, it is characterised in that：The sealing
Structural body（19）It is provided with stationary ring（1）And rotating ring（2）, stationary ring（1）And rotating ring（2）Between keep a determining deviation；The sealing
Structural body（19）It is provided with trundle（3）And pressure ring（13）, trundle（3）By rotating ring（2）It is fixedly mounted on pressure ring（13）On；
The sealing structure body（19）It is provided with rotary shaft（14）, rotary shaft（14）It is fixedly mounted on sealing structure body（19）It is internal
Centre position；The sealing structure body（19）It is provided with spring base（5）And trip bolt（6）, spring base（5）Pass through fastening
Screw（6）It is fixed on rotary shaft（14）On；The sealing structure body（19）It is provided with spring（4）, spring（4）One end and bullet
Spring abutment（5）Link together, spring（4）The other end and pressure ring（13）Link together；The sealing structure body（19）If
It is equipped with transmission screw（7）, it is driven screw（7）By pressure ring（13）With spring base（5）It is fixed together；The sealing structure body
（19）It is provided with rotating ring O-ring seal（8）, rotating ring O-ring seal（8）Installed in rotating ring（2）And rotary shaft（14）Between；It is described
Sealing structure body（19）It is provided with stop pin（11）And gland（12）, stationary ring（1）Pass through stop pin（11）With gland（12）Even
It is connected together；The sealing structure body（19）It is provided with gland ring（9）, gland ring（9）Installed in pump case and pressure
Lid（12）Between；The sealing structure body（19）It is provided with stationary ring O-ring seal（10）, stationary ring O-ring seal（10）Install
In stationary ring（1）And gland（12）Between.
2. a kind of benzoic acid device mechanical sealing structure for pump according to claim 1, it is characterised in that：The stationary ring
（1）And rotating ring（2）End face seal between the first leakage channel is set（15）, the first leakage channel（15）It is logical for main repairing
Road.
3. a kind of benzoic acid device mechanical sealing structure for pump according to claim 1, it is characterised in that：The stationary ring
（1）And gland（12）Between the second leakage channel is set（16）.
4. a kind of benzoic acid device mechanical sealing structure for pump according to claim 1, it is characterised in that：The rotating ring
（2）And rotary shaft（14）Between set the 3rd leakage channel（17）.
5. a kind of benzoic acid device mechanical sealing structure for pump according to claim 1, it is characterised in that：The gland
（12）4th leakage channel is set between pump case（18）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720024689.0U CN206600471U (en) | 2017-01-10 | 2017-01-10 | A kind of benzoic acid device mechanical sealing structure for pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720024689.0U CN206600471U (en) | 2017-01-10 | 2017-01-10 | A kind of benzoic acid device mechanical sealing structure for pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206600471U true CN206600471U (en) | 2017-10-31 |
Family
ID=60149879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720024689.0U Active CN206600471U (en) | 2017-01-10 | 2017-01-10 | A kind of benzoic acid device mechanical sealing structure for pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206600471U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109027244A (en) * | 2018-09-20 | 2018-12-18 | 温州市天成密封件制造有限公司 | A kind of mechanically-sealing apparatus |
-
2017
- 2017-01-10 CN CN201720024689.0U patent/CN206600471U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109027244A (en) * | 2018-09-20 | 2018-12-18 | 温州市天成密封件制造有限公司 | A kind of mechanically-sealing apparatus |
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