CN209385333U - Letter shell type packaging fills the water Sealing used for pump - Google Patents
Letter shell type packaging fills the water Sealing used for pump Download PDFInfo
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- CN209385333U CN209385333U CN201821886451.XU CN201821886451U CN209385333U CN 209385333 U CN209385333 U CN 209385333U CN 201821886451 U CN201821886451 U CN 201821886451U CN 209385333 U CN209385333 U CN 209385333U
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Abstract
The utility model discloses letter shell type packagings to fill the water Sealing used for pump, is related to oil field equipment accessory technical field.Including big gland, the left end of the big gland is threaded with copper gland.The letter shell type packaging fills the water Sealing used for pump, by the way that sealed letter seat is arranged, flower bud type axle sealing ring, seal joint and O-ring seal, it is good to realize sealing effect, have the advantages that protective effect and long service life, this form filler has certain from clamp force and self-lubricating capacities, the compensation of abrasion when having ensured filler, guided bearing point can be increased, make plunger uniform force, cantilever motion is avoided in the process of running, mitigate eccentric wear degree, play the protective effect to sealing ring, reduce manually installed technical requirements and installation error, as the granule medium around plunger can be shifted onto the outer end of sealing area by the movement filler of plunger, to guarantee the cleaning of plunger sealing area, it is greatly improved the service life of sealing ring.
Description
Technical field
The utility model relates to oil field equipment accessory technical field, specially letter shell type packaging fills the water Sealing used for pump.
Background technique
High pressure water-injection pump is the oil field equipment that applying working condition is very harsh in reciprocating pump product, with the increasing of oil-field flooding pressure
Greatly, fluid cylinder generates the deep-etching etc. of high-low pressure alternate stress aggravation fatigue rupture and chloride ion-containing medium to fluid cylinder and sealing device
Situation, since current high pressure water-injection pump generallys use its reciprocating plunger form, the pressure fluctuation characteristics and sewage of such form are returned
Infuse phenomenon be it is generally existing with it is inevitable, simultaneously because Oil Field service condition is more harsh, both existed cylinder body just
Alternating pressure fatigue damage and chloride ion deep-etching, and dynamic end structure intensity and lubrication problem are pressed, while repairing and dismounting
Journey is complex, and plunger pump airtight and watertight padding leakage can directly result in process units parking, severe environmental pollution, environmentally friendly not up to standard,
Even cause damages to the health of worker and the safe and stable operation of device.
Existing airtight and watertight padding replacing options have disassembly unit replacement airtight and watertight padding, and operating procedure is more, and actuator wants 2
People's operation, is completed, large labor intensity, termination of pumping for time-consuming 60 minutes or more, dismantles plunger connecting clamp, and dish pumping keeps plunger and connecting rod de-
From laying down the big gland of assembly for plunger, moreover taken out airtight and watertight padding with packing hook, when being taken with packing hook, deep packing is not
It easily takes out, the tip of hook is also easy to scratch plunger, causes secondary injury, influences to replace quality, the method labor intensity is not yet
It is small, replacement one secondary 45 minutes or so, and after existing airtight and watertight padding replacement there are the problem of:
1, since for multiple oil sealings, assembly type oil sealing has dislocation, misplace oil seal failure, causes remaining oil sealing impaired, column
Fill in bump leakage；
2, the multiple oil sealing processes complexity of filling, oil sealing gap can not adjust, and there are leak paths between oil sealing；
3, oil sealing generallys use common material, and retractility is failed due to working time and work condition environment；
4, internal pressure is high pressure, original unbearable pressure influence of oil sealing, by its oil sealing deformed damaged of pressure influence.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides letter shell type packaging water filling Sealing used for pump, has close
Envelope effect is good, has many advantages, such as protective effect and long service life, solves and existing is easily assembled that dislocation, replacement is complicated, seals
The problem that effect is poor and service life is short.
(2) technical solution
To realize that above-mentioned sealing effect is good, having protective effect and purpose with long service life, the utility model is provided such as
Lower technical solution: letter shell type packaging fills the water Sealing used for pump, including big gland, the left end of the big gland are threaded with copper
Gland, the inside of the big gland are socketed with sealed letter seat, and the inside of the sealed letter seat is socketed with seal joint, the sealing
The left and right ends of letter seat are socketed with flower bud type axle sealing ring, and the left and right ends of the sealed letter seat are socketed with oil sealing, the oil sealing
It is equipped with O-ring seal with the gap location of sealed letter seat, the inside of the sealed letter seat is socketed with plunger body.
The technical program is advanced optimized, the left end of the big gland is equipped with screw thread layer, the inside right end of the copper gland
Equipped with threaded hole, the big gland is threadedly coupled by screw thread layer with threaded hole with copper gland.
The technical program is advanced optimized, the inside of the big gland is equipped with the first stepped hole, the inside of the copper gland
Equipped with the second stepped hole, the right end internal diameter of the big gland and the left end internal diameter of copper gland are equal.
The technical program is advanced optimized, the inside of the sealed letter seat is equipped with first annular groove, and passes through the first ring
Connected in star and seal joint are socketed, and the inside left and right ends of the sealed letter seat are equipped with second annular groove, and pass through the second ring
Connected in star and flower bud type axle sealing ring are socketed.
The technical program is advanced optimized, the outer surface of the oil sealing is equipped with card slot, and passes through card slot and sealed letter seat card
It connects, the O-ring seal is socketed on card slot, and the outer diameter of the oil sealing is equal with the outer diameter of sealed letter seat.
The technical program is advanced optimized, the quantity of the seal joint, flower bud type axle sealing ring and oil sealing is equipped with 2
A, the internal diameter of the seal joint, flower bud type axle sealing ring and oil sealing is equal.
(3) beneficial effect
Compared with prior art, the utility model provides letter shell type packaging water filling Sealing used for pump, and having following has
Beneficial effect:
The letter shell type packaging fills the water Sealing used for pump, by the way that sealed letter seat, flower bud type axle sealing ring, seal joint is arranged
And O-ring seal, realize that sealing effect is good, has the advantages that protective effect and long service life, this form filler has
It is certain from clamp force and self-lubricating capacities, the compensation of abrasion when having ensured filler can increase guided bearing point, make plunger stress
Uniformly, cantilever motion is avoided in the process of running, mitigates eccentric wear degree, plays the protective effect to sealing ring, is reduced
Manually installed technical requirements and installation error, as the movement filler of plunger can shift the granule medium around plunger onto sealing
The outer end in region is greatly improved the service life of sealing ring to guarantee the cleaning of plunger sealing area.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the installation diagram of the utility model；
Fig. 3 is the sectional view of the utility model.
In figure: 1, big gland；2, copper gland；3, sealed letter seat；4, seal joint；5, flower bud type axle sealing ring；6, oil sealing；
7, O-ring seal；8, plunger body；9, screw thread layer；10, threaded hole；11, the first stepped hole；12, the second stepped hole；13, the first ring
Connected in star；14, second annular groove；15, card slot.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model discloses letter shell type packagings to fill the water Sealing used for pump, including big gland 1, greatly
The left end of gland 1 is threaded with copper gland 2, and the inside of big gland 1 is socketed with sealed letter seat 3, the inside socket of sealed letter seat 3
There is seal joint 4, the left and right ends of sealed letter seat 3 are socketed with flower bud type axle sealing ring 5, the left and right ends socket of sealed letter seat 3
There is oil sealing 6, oil sealing 6 and the gap location of sealed letter seat 3 are equipped with O-ring seal 7, pass through setting sealed letter seat 3, flower bud profile shaft seals
Circle 5, seal joint 4 and O-ring seal 7, realize that sealing effect is good, has the advantages that protective effect and long service life, this
Kind of form filler has certain from clamp force and self-lubricating capacities, and the compensation of abrasion when having ensured filler can increase guiding branch
It holds a little, makes plunger uniform force, avoid cantilever motion in the process of running, mitigate eccentric wear degree, play to sealing ring
Protective effect, manually installed technical requirements and installation error are reduced, as the movement filler of plunger can will be around plunger
Granule medium shifts the outer end of sealing area onto, to guarantee the cleaning of plunger sealing area, is greatly improved the use of sealing ring
Service life, the inside of sealed letter seat 3 are socketed with plunger body 8.
Specifically, the left end of big gland 1 is equipped with screw thread layer 9, the inside right end of copper gland 2 is equipped with threaded hole 10, big gland 1
It is threadedly coupled by screw thread layer 9 with threaded hole 10 with copper gland 2, is convenient for assembly and disassembly.
Specifically, the inside of big gland 1 is equipped with the first stepped hole 11, convenient for socket sealed letter seat 3, the inside of copper gland 2
Equipped with the second stepped hole 12, the right end internal diameter of big gland 1 and the left end internal diameter of copper gland 2 are equal, convenient for socket plunger body 8.
Specifically, the inside of sealed letter seat 3 is equipped with first annular groove 13, and pressed by first annular groove 13 and sealing
Ring 4 is socketed, and the inside left and right ends of sealed letter seat 3 are equipped with second annular groove 14, and pass through second annular groove 14 and flower bud type
Axle sealing ring 5 is socketed, and is facilitated set to connect seal joint 4 and flower bud type axle sealing ring 5, is made its good airproof performance, sealed letter seat 3 is
Austenitic stainless steel steel material has the advantages that strong acid resistance, corrosion resistance and stress corrosion resistant breakage.
Specifically, the outer surface of oil sealing 6 is equipped with card slot 15, and it is clamped by card slot 15 and sealed letter seat 3, O-ring seal 7
It is socketed on card slot 15, convenient for assembling, the outer diameter of oil sealing 6 is equal with the outer diameter of sealed letter seat 3, facilitates socket plunger body 8, O-shaped
Sealing ring 7 is perfluoroelastomers circle, has the advantages that high temperature resistant, corrosion-resistant, resilience is strong, thermal stability and air-tightness are strong.
Specifically, the quantity of seal joint 4, flower bud type axle sealing ring 5 and oil sealing 6 is equipped with 2, seal joint 4, flower bud type
The internal diameter of axle sealing ring 5 and oil sealing 6 is equal, and flower bud type axle sealing ring 5 is made of polytetrafluoroethylene (PTFE), carbon fiber and graphite
Compound material, or use high-efficiency lubricating abrasion performance polyformaldehyde material, it have self-lubricating, self-tightening, high temperature resistant, low temperature and
The advantage of pressure resistance.
When in use, first seal joint 4 is sleeved in the second annular groove 14 of sealed letter seat 3, by 3 sets of sealed letter seat
On plunger body 8, flower bud type axle sealing ring 5 then is loaded onto 13 inner sleeve of first annular groove of sealed letter seat 3, in sealed letter
Upper O-ring seal 7 is attached at the two-port of seat 3, while being clamped upper oil sealing 6, loads onto big gland 1 in the outer cover of sealed letter seat 3,
Be threadedly coupled upper copper gland 2 in the left end of big gland 1, this form filler have it is certain from clamp force and self-lubricating capacities, one
Aspect self-tightening power ensure that the compensation that filler is worn in use, and on the other hand the filler uses self-sealing sealing structure,
Increase guided bearing point, make 8 uniform force of plunger body, avoid cantilever motion in the process of running, mitigates eccentric wear degree,
Reliable guiding and effective centering play the protective effect to sealing ring, reduce manually installed technical requirements, right
The movement of plunger body 8 has certain steering capability, reduces installation error, as the movement filler of plunger body 8 can be 8 weeks by plunger body
The granule medium enclosed shifts the outer end of sealing area onto, to guarantee the cleaning of 8 sealing area of plunger body, this sealing structure can be big
The big service life for improving sealing ring reduces replacement number, it is easy for installation, energy consumption is low, the service life is long and it is close to be better than conventional fillers
Envelope.
In conclusion the letter shell type packaging fills the water Sealing used for pump, sealed by setting sealed letter seat 3, flower bud profile shaft
Circle 5, seal joint 4 and O-ring seal 7, realize that sealing effect is good, has the advantages that protective effect and long service life, this
Kind of form filler has certain from clamp force and self-lubricating capacities, and the compensation of abrasion when having ensured filler can increase guiding branch
It holds a little, makes plunger uniform force, avoid cantilever motion in the process of running, mitigate eccentric wear degree, play to sealing ring
Protective effect, manually installed technical requirements and installation error are reduced, as the movement filler of plunger can will be around plunger
Granule medium shifts the outer end of sealing area onto, to guarantee the cleaning of plunger sealing area, is greatly improved the use of sealing ring
Service life.
It should be noted that, in this document, such as the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. letter shell type packaging fills the water Sealing used for pump, including big gland (1), it is characterised in that: the left end of the big gland (1)
Be threaded with copper gland (2), the inside of the big gland (1) is socketed with sealed letter seat (3), the sealed letter seat (3) it is interior
Portion is socketed with seal joint (4), and the left and right ends of the sealed letter seat (3) are socketed with flower bud type axle sealing ring (5), the sealing
The left and right ends of letter seat (3) are socketed with oil sealing (6), and the gap location of the oil sealing (6) and sealed letter seat (3) is equipped with O-ring seal
(7), the inside of the sealed letter seat (3) is socketed with plunger body (8).
2. letter shell type packaging according to claim 1 fills the water Sealing used for pump, it is characterised in that: the big gland (1)
Left end be equipped with screw thread layer (9), the inside right end of the copper gland (2) is equipped with threaded hole (10), the big gland (1) and copper pressure
Lid (2) is threadedly coupled by screw thread layer (9) with threaded hole (10).
3. letter shell type packaging according to claim 1 fills the water Sealing used for pump, it is characterised in that: the big gland (1)
Inside be equipped with the first stepped hole (11), the inside of the copper gland (2) is equipped with the second stepped hole (12), the big gland (1)
Right end internal diameter it is equal with the left end internal diameter of copper gland (2).
4. letter shell type packaging according to claim 1 fills the water Sealing used for pump, it is characterised in that: the sealed letter seat
(3) inside is equipped with first annular groove (13), and is socketed by first annular groove (13) and seal joint (4), described close
The inside left and right ends of packing seat (3) are equipped with second annular groove (14), and are used by second annular groove (14) and flower bud profile shaft
Sealing ring (5) socket.
5. letter shell type packaging according to claim 1 fills the water Sealing used for pump, it is characterised in that: the oil sealing (6)
Outer surface is equipped with card slot (15), and is clamped by card slot (15) and sealed letter seat (3), and the O-ring seal (7) is socketed in card slot
(15) on, the outer diameter of the oil sealing (6) is equal with the outer diameter of sealed letter seat (3).
6. letter shell type packaging according to claim 1 fills the water Sealing used for pump, it is characterised in that: the seal joint
(4), flower bud type axle sealing ring (5) and the quantity of oil sealing (6) are equipped with 2, the seal joint (4), flower bud type axle sealing ring
(5) and the internal diameter of oil sealing (6) is equal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821886451.XU CN209385333U (en) | 2018-11-16 | 2018-11-16 | Letter shell type packaging fills the water Sealing used for pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821886451.XU CN209385333U (en) | 2018-11-16 | 2018-11-16 | Letter shell type packaging fills the water Sealing used for pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209385333U true CN209385333U (en) | 2019-09-13 |
Family
ID=67864843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821886451.XU Active CN209385333U (en) | 2018-11-16 | 2018-11-16 | Letter shell type packaging fills the water Sealing used for pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209385333U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114183322A (en) * | 2021-12-14 | 2022-03-15 | 诸暨市锐达机械有限公司 | Composite booster plunger pump |
-
2018
- 2018-11-16 CN CN201821886451.XU patent/CN209385333U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114183322A (en) * | 2021-12-14 | 2022-03-15 | 诸暨市锐达机械有限公司 | Composite booster plunger pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220920 Address after: No. A-151, High-tech Industrial Development Zone, Dandong City, Liaoning Province, 118000 Patentee after: Dandong Yulong Fluid Technology Co.,Ltd. Address before: No. 9-1, Biandian Street, Tongxing Town, Zhen'an District, Dandong City, Liaoning Province, 118000 Patentee before: DANDONG ENWEI CHEMICAL MACHINERY Co.,Ltd. |
|
| TR01 | Transfer of patent right |