CN209687947U - A kind of oil gas field screw pump ball cage type Hooks coupling universal coupling - Google Patents
A kind of oil gas field screw pump ball cage type Hooks coupling universal coupling Download PDFInfo
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- CN209687947U CN209687947U CN201920500990.3U CN201920500990U CN209687947U CN 209687947 U CN209687947 U CN 209687947U CN 201920500990 U CN201920500990 U CN 201920500990U CN 209687947 U CN209687947 U CN 209687947U
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- end cap
- steel ball
- connector sleeve
- ball
- oil gas
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Abstract
The utility model proposes a kind of oil gas field screw pump ball cage type Hooks coupling universal couplings, including connecting plate, connector sleeve is welded on the right side of the connecting plate, and the bottom end of connector sleeve is equipped with the first steel ball and positioning ring, and first steel ball be located at the left side of positioning ring, the right side of the connector sleeve is equipped with end cap, and the junction of connector sleeve and end cap is equipped with sealing ring, the outer right wall of the end cap is equipped with screw, and the right side of screw is equipped with spring washer, the end cap is connected by screw with connector sleeve, and the right side of the end cap is equipped with sealing telescopic.The oil gas field screw pump ball cage type Hooks coupling universal coupling, it is contacted between connecting shaft and end cap by the second steel ball, when by external axial force, axial force can be cut down to the abrasion of connecting shaft and end cap by the second steel ball and reduce noise, service life is increased, maintenance cost is reduced.
Description
Technical field
The utility model relates to turn to part field, more particularly, to a kind of oil gas field screw pump ball cage type universal joint shaft
Device.
Background technique
Application No. is 201520869635.5 patents to disclose a kind of Screw Pump of Oil Field ball cage type Hooks coupling universal coupling, this is specially
It is directly contacted between the connecting plate and connecting shaft of benefit, when by axial force, be easy to cause connecting shaft and wear of end cover serious, tieed up
Repair at high cost, noise is larger when reducing the service life of shaft coupling, and using.
Utility model content
The purpose of this utility model be in view of the above-mentioned problems, provide a kind of oil gas field screw pump ball cage type Hooks coupling universal coupling,
Abrasion of the axial force to connecting shaft and end cap can be cut down by the setting of the second steel ball, and reduces noise, is increased using the longevity
Life, while maintenance cost can be reduced by the second steel ball of replacement, it can effectively solve the problems in background technique.
In order to achieve the above objectives, the utility model uses a kind of following technical proposal: oil gas field screw pump ball cage type ten thousand
To shaft coupling, including connecting plate, be welded with connector sleeve on the right side of the connecting plate, and the bottom end of connector sleeve be equipped with the first steel ball and
Positioning ring, and the first steel ball is located at the left side of positioning ring, the right side of the connector sleeve is equipped with end cap, and the company of connector sleeve and end cap
It meets place and is equipped with sealing ring, the outer right wall of the end cap is equipped with screw, and the right side of screw is equipped with spring washer, and the end cap passes through
Screw is connected with connector sleeve, and the right side of the end cap is equipped with sealing telescopic, the top of the sealing telescopic and bottom end difference
Equipped with clip and connecting shaft, the second steel ball is equipped between the connecting shaft and end cap, the sealing telescopic is fixed by clip
In on end cap and connecting shaft.
In above-mentioned oil gas field screw pump ball cage type Hooks coupling universal coupling, first steel ball is rounded to be distributed in connecting shaft
Surrounding, and the first steel ball number is no less than 16.
In above-mentioned oil gas field screw pump ball cage type Hooks coupling universal coupling, first steel ball and the second steel ball are middle height
Steel alloy abrasive resistant casting ball or low-alloy steel abrasive resistant casting ball.
In above-mentioned oil gas field screw pump ball cage type Hooks coupling universal coupling, the sealing ring is natural rubber sealing ring or PU
Polyurethane rubber seal circle.
In above-mentioned oil gas field screw pump ball cage type Hooks coupling universal coupling, the right side of the spring washer is equipped with gasket.
Using above-mentioned technical proposal, the utility model has the following beneficial effects:
1, this oil gas field screw pump ball cage type Hooks coupling universal coupling, integrally welded by connecting plate and connector sleeve, sealing is stretched
Contracting set is fixed on end cap and connecting shaft by clip, and connector sleeve, connecting shaft pass through stringent heat treatment, the first steel ball free
Ground is placed in the ball-and-socket of connecting plate bulb and the ball trough in semicircle of connector sleeve, can forward and reverse move freely, work as driven end
By drive end transmitting come torque when, steel ball free rotation, thus drive driven end complete requirement movement.
2, this oil gas field screw pump ball cage type Hooks coupling universal coupling is contacted between connecting shaft and end cap by the second steel ball, when
When by external axial force, axial force can be cut down to the abrasion of connecting shaft and end cap by the second steel ball and reduce noise,
Service life is increased, maintenance cost is reduced.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the sectional view at the utility model A1；
Fig. 3 is the schematic diagram of the second steel ball of the utility model.
Wherein: 1 connecting plate, 2 connector sleeves, 3 first steel balls, 4 positioning rings, 5 sealing rings, 6 sealing telescopics, 7 clips, 8 connect
Spindle, 9 screws, 10 spring washers, 11 end caps, 12 gaskets, 13 second steel balls.
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 creative efforts
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of oil gas field screw pump ball cage type universal joint shaft
Device, including connecting plate 1, the right side of connecting plate 1 is welded with connector sleeve 2, and the bottom end of connector sleeve 2 is equipped with the first steel ball 3 and positioning
Ring 4, and the first steel ball 3 is located at the left side of positioning ring 4, the rounded surrounding for being distributed in connecting shaft 8 of the first steel ball 3, and the first steel
3 quantity of ball is no less than 16, and the first steel ball 3 is freely placed at the ball-and-socket of 1 bulb of connecting plate and the hemispherical ball groove of connector sleeve 2
Interior, Direct/Reverse moves freely, and the first steel ball 3 and the second steel ball 13 are that middle high-alloy steel abrasive resistant casting ball or low-alloy steel are wear-resistant
Cast ball, the right side of connector sleeve 2 is equipped with end cap 11, and the junction of connector sleeve 2 and end cap 11 is equipped with sealing ring 5, and sealing ring 5 is day
The outer right wall of right rubber seal or PU polyurethane rubber seal circle, end cap 11 is equipped with screw 9, and the right side of screw 9 is set
There is spring washer 10, the right side of spring washer 10 is equipped with gasket 12, and end cap 11 is connected by screw 9 with connector sleeve 2, and the right side of end cap 11 is equipped with
Telescopic 6 is sealed, the top and bottom end for sealing telescopic 6 are respectively equipped with clip 7 and connecting shaft 8, between connecting shaft 8 and end cap 11
Equipped with the second steel ball 13, when by external axial force, the second steel ball 13 rotation, to cut down axial force to 81 He of connecting shaft
The abrasion of end cap 11, while reducing noise, increases the service life of shaft coupling indirectly, and when the second steel ball 13 wear it is larger
When, only the second steel ball 13 is replaced, sealing telescopic 6 is fixed on end cap 11 and connecting shaft 8 by clip 7, is led to
It crosses connecting plate 1 and connector sleeve 2 is integrally welded, sealing telescopic 6 is fixed on end cap 11 and connecting shaft 8 by clip 7, connects
Set 2, connecting shaft 8 pass through stringent heat treatment, and the first steel ball 3 is freely placed in the ball-and-socket and connector sleeve 2 of 1 bulb of connecting plate
Ball trough in semicircle in, can forward and reverse move freely, when driven end by drive end transmitting come torque when, steel ball free
Rotation, so that driven end be driven to complete requirement movement, this oil gas field screw pump ball cage type Hooks coupling universal coupling, connecting shaft 8 and end cap
It is contacted between 11 by the second steel ball 13, when by external axial force, axial force pair can be cut down by the second steel ball 13
The abrasion of connecting shaft 81 and end cap 11 simultaneously reduces noise, increases service life, reduces maintenance cost.
When in use: the first steel ball 3 is freely placed in the ball-and-socket of 1 bulb of connecting plate and the ball trough in semicircle of connector sleeve 2
It is interior, can forward and reverse move freely, when driven end by drive end transmitting come torque when, steel ball free rotation, to drive
Dynamic driven end completes requirement movement；
When by external axial force, the second steel ball 13 rotation, to cut down axial force to connecting shaft 81 and end cap 11
Abrasion, while reducing noise, increase the service life of shaft coupling indirectly, and when the second steel ball 13 wears larger, only
Second steel ball 13 is replaced.
It is contacted between the utility model connecting shaft 8 and end cap 11 by the second steel ball 13, axial force can be cut down to connection
The abrasion of plate 1 and end cap 11, and noise is reduced, service life is increased, maintenance cost is reduced.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (5)
1. a kind of oil gas field screw pump ball cage type Hooks coupling universal coupling, including connecting plate (1), it is characterised in that: the connecting plate (1)
Right side be welded with connector sleeve (2), and the bottom end of connector sleeve (2) is equipped with the first steel ball (3) and positioning ring (4), and the first steel ball
(3) it is located at the left side of positioning ring (4), the right side of the connector sleeve (2) is equipped with end cap (11), and connector sleeve (2) and end cap (11)
Junction be equipped with sealing ring (5), the outer right wall of the end cap (11) is equipped with screw (9), and the right side of screw (9) is equipped with
Spring washer (10), the end cap (11) are connected by screw (9) with connector sleeve (2), and the right side of the end cap (11) is equipped with sealing and stretches
Contracting set (6), the top and bottom end of sealing telescopic (6) are respectively equipped with clip (7) and connecting shaft (8), the connecting shaft (8)
The second steel ball (13) are equipped between end cap (11), the sealing telescopic (6) is fixed on end cap (11) by clip (7) and is connected
In spindle (8).
2. oil gas field screw pump ball cage type Hooks coupling universal coupling according to claim 1, it is characterised in that: first steel ball
(3) the rounded surrounding for being distributed in connecting shaft (8), and the first steel ball (3) quantity is no less than 16.
3. oil gas field screw pump ball cage type Hooks coupling universal coupling according to claim 1, it is characterised in that: first steel ball
(3) and the second steel ball (13) is middle high-alloy steel abrasive resistant casting ball or low-alloy steel abrasive resistant casting ball.
4. oil gas field screw pump ball cage type Hooks coupling universal coupling according to claim 1, it is characterised in that: described: described close
Seal (5) is natural rubber sealing ring or PU polyurethane rubber seal circle.
5. oil gas field screw pump ball cage type Hooks coupling universal coupling according to claim 1, it is characterised in that: the spring washer (10)
Right side be equipped with gasket (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920500990.3U CN209687947U (en) | 2019-04-15 | 2019-04-15 | A kind of oil gas field screw pump ball cage type Hooks coupling universal coupling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920500990.3U CN209687947U (en) | 2019-04-15 | 2019-04-15 | A kind of oil gas field screw pump ball cage type Hooks coupling universal coupling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209687947U true CN209687947U (en) | 2019-11-26 |
Family
ID=68607708
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920500990.3U Active CN209687947U (en) | 2019-04-15 | 2019-04-15 | A kind of oil gas field screw pump ball cage type Hooks coupling universal coupling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209687947U (en) |
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2019
- 2019-04-15 CN CN201920500990.3U patent/CN209687947U/en active Active
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