CN209483775U - A kind of integral plunger end cap - Google Patents
A kind of integral plunger end cap Download PDFInfo
- Publication number
- CN209483775U CN209483775U CN201920100729.4U CN201920100729U CN209483775U CN 209483775 U CN209483775 U CN 209483775U CN 201920100729 U CN201920100729 U CN 201920100729U CN 209483775 U CN209483775 U CN 209483775U
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- China
- Prior art keywords
- plunger
- notch
- groove
- inner hole
- slot
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Abstract
The utility model discloses a kind of integral plunger end caps, including cylinder, inner hole, plunger slot, notch, groove, notch outer ring, notch inner ring, convex block, connector, internal plug, empty slot and keyway, plunger is installed into the inside of inner hole, by the inside of plunger rotation to plunger slot by way of rotation, plunger is limited, pass through the notch ontology opened up on the inside of notch wall, the empty slot opened up on the outside of cylinder, plunger end cap can be limited in outside, prevent the random movement of plunger end cap, by being formed by groove between notch outer ring and notch inner ring, plunger can be made when entering inner hole, stick into the inside of groove, the inside of cylinder is fixedly mounted on by convex block, make to enter in link slot on the outside of plunger, clamping is carried out to plunger, avoid the random rotation of plunger, realize the safety between plunger and plunger end cap Connection, and can reinforce the bonding strength between plunger, guarantee that two plungers will not there is a phenomenon where be detached from during connection.
Description
Technical field
The utility model relates to plunger end cap technical field, specially a kind of integral plunger end cap.
Background technique
Plunger pump is an important device of hydraulic system.It is moved back and forth in cylinder body by plunger, makes seal operation
The volume of cavity changes to realize oil suction, pressure oil.Plunger pump high, compact-sized, high-efficient and flow with rated pressure
The advantages that easy to adjust, is widely used in the occasion that high pressure, big flow and flow need to adjust, at present in the connection of motor-car
In the process, it also may require that and apply to plunger to be attached, but the connection between plunger needs the end cap at plunger both ends to be subject to
It is fixed, so that will not there is a phenomenon where be detached between plunger.
Utility model content
The purpose of this utility model is to provide a kind of integral plunger end caps, realize the secure connection between plunger, and
And the bonding strength between plunger can be reinforced, and guarantee that two plungers will not be there is a phenomenon where being detached from during connection, it can be with
Solve the problems of the prior art.
To achieve the above object, the utility model provides the following technical solutions: a kind of integral plunger end cap, including column
Body, inner hole, plunger slot, notch, groove, notch outer ring, notch inner ring, convex block, connector, internal plug, empty slot and keyway, the column
The inside of body is equipped with inner hole, and the side of the inner hole offers plunger slot, the other side of the inner hole open up it is jagged, it is described in
The front end in hole is equipped with groove, and the outside of the groove is equipped with notch outer ring, and the inside of the groove is equipped with notch inner ring, the slot
Mouth inner ring is equipped with convex block far from the side of groove, and the lower end of the groove is equipped with connector, and the two sides of the convex block offer
Internal plug, the groove offer empty slot far from one end of connector, offer keyway between the inner hole and internal plug;
The notch includes notch wall and notch ontology, opens up jagged ontology on the inside of the notch wall;
The connector includes connection wall and link slot, and the inside of the connection wall offers link slot.
Preferably, the inner hole is connected with groove.
Preferably, the groove is connected with internal plug.
Preferably, the inside of the internal plug is hollow structure.
Compared with prior art, the beneficial effects of the utility model are as follows:
The utility model integral plunger end cap is equipped with inner hole by the inside of cylinder, plunger can be installed into inner hole
Inside, plunger slot is offered by the side of inner hole, by the inside of plunger rotation to plunger slot by way of rotation, to column
Capable limit is filled in, by the notch ontology opened up on the inside of notch wall, the empty slot opened up on the outside of cylinder can be in outside to plunger
End cap is limited, and the random movement of plunger end cap is prevented, can by being formed by groove between notch outer ring and notch inner ring
So that plunger sticks into the inside of groove, the inside of cylinder is fixedly mounted on by convex block, passes through connection wall when entering inner hole
The link slot that inside opens up makes to enter in link slot on the outside of plunger, carries out clamping to plunger, avoids arbitrarily turning for plunger
It is dynamic, it realizes the secure connection between plunger and plunger end cap, and the bonding strength between plunger can be reinforced, guarantees two plungers
It will not there is a phenomenon where be detached from during connection.
Detailed description of the invention
Fig. 1 is the structure sectional view of the utility model;
Fig. 2 is the side view of the utility model;
Fig. 3 is the partial enlarged view of the utility model indentation, there;
Fig. 4 is the partial enlarged view at the utility model connector.
In figure: 1, cylinder;2, inner hole;3, plunger slot;4, notch;41, notch wall;42, notch ontology;5, groove;6, slot
Mouth outer ring;7, notch inner ring;8, convex block;9, connector;91, connection wall;92, link slot;10, internal plug;11, empty slot;12, key
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.
A kind of integral plunger end cap referring to FIG. 1-2, including cylinder 1, inner hole 2, plunger slot 3, notch 4, groove 5, slot
The inside of mouth outer ring 6, notch inner ring 7, convex block 8, connector 9, internal plug 10, empty slot 11 and keyway 12, cylinder 1 is equipped with inner hole 2, can
Plunger to be installed into the inside of inner hole 2, the side of inner hole 2 offers plunger slot 3, by way of rotation extremely by plunger rotation
The inside of plunger slot 3, the other side of inner hole 2 open up jagged 4, and the front end of inner hole 2 is equipped with groove 5, and inner hole 2 is connected with groove 5
Logical, the outside of groove 5 is equipped with notch outer ring 6, and the inside of groove 5 is equipped with notch inner ring 7, side of the notch inner ring 7 far from groove 5
Equipped with convex block 8, by being formed by groove 5 between notch outer ring 6 and notch inner ring 7, plunger can be made when entering inner hole 2,
The inside for sticking into groove 5 is fixedly mounted on the inside of cylinder 1 by convex block 8, and the lower end of groove 5 is equipped with connector 9, convex block 8
Two sides offer internal plug 10, and groove 5 is connected with internal plug 10, and the inside of internal plug 10 is hollow structure, and groove 5 is far from connector
9 one end offers empty slot 11, and keyway 12 is offered between inner hole 2 and internal plug 10.
Referring to Fig. 3, notch 4 includes notch wall 41 and notch ontology 42, the inside of notch wall 41 opens up jagged ontology
42, plunger end cap can be limited in outside, prevent the random movement of plunger end cap.
Referring to Fig. 4, connector 9 includes connection wall 91 and link slot 92, the inside of connection wall 91 offers link slot 92,
Make to enter on the outside of plunger in link slot 92, clamping is carried out to plunger.
Working principle: inner hole 2 is equipped with by the inside of cylinder 1, plunger can be installed into the inside of inner hole 2, by interior
The side in hole 2 offers plunger slot 3, is limited plunger plunger rotation to the inside of plunger slot 3 by way of rotation
Position, by the notch ontology 42 opened up on the inside of notch wall 41, the empty slot 11 that 1 outside of cylinder is opened up can be in outside to plunger
End cap is limited, and the random movement of plunger end cap is prevented, by being formed by groove between notch outer ring 6 and notch inner ring 7
5, plunger can be made when entering inner hole 2, the inside of groove 5 is sticked into, the inside of cylinder 1 is fixedly mounted on by convex block 8, is passed through
The link slot 92 that the inside of connection wall 91 opens up makes to enter on the outside of plunger in link slot 92, carries out clamping to plunger, avoids
The secure connection between plunger and plunger end cap is realized in the random rotation of plunger.
In summary: the utility model integral plunger end cap is equipped with inner hole 2 by the inside of cylinder 1, can be by plunger
It is installed into the inside of inner hole 2, plunger slot 3 is offered by the side of inner hole 2, by plunger rotation to plunger by way of rotation
The inside of slot 3, limits plunger, by the notch ontology 42 opened up on the inside of notch wall 41, sky that the outside of cylinder 1 is opened up
Slot 11 can limit plunger end cap in outside, prevent the random movement of plunger end cap, pass through notch outer ring 6 and notch
It is formed by groove 5 between inner ring 7, plunger can be made when entering inner hole 2, stick into the inside of groove 5, it is fixed by convex block 8
It is mounted on the inside of cylinder 1, the link slot 92 opened up by the inside of connection wall 91 makes to enter link slot 92 on the outside of plunger
In, clamping is carried out to plunger, avoids the random rotation of plunger, realizes the secure connection between plunger and plunger end cap, and can
To reinforce the bonding strength between plunger, guarantee that two plungers will not there is a phenomenon where be detached from during connection.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, 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.
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 (4)
1. outside a kind of integral plunger end cap, including cylinder (1), inner hole (2), plunger slot (3), notch (4), groove (5), notch
Enclose (6), notch inner ring (7), convex block (8), connector (9), internal plug (10), empty slot (11) and keyway (12), it is characterised in that: institute
The inside for stating cylinder (1) is equipped with inner hole (2), and the side of the inner hole (2) offers plunger slot (3), the inner hole (2) it is another
Side opens up jagged (4), and the front end of the inner hole (2) is equipped with groove (5), and the outside of the groove (5) is equipped with notch outer ring
(6), the inside of the groove (5) is equipped with notch inner ring (7), and the notch inner ring (7) is equipped with convex block far from the side of groove (5)
(8), the lower end of the groove (5) is equipped with connector (9), and the two sides of the convex block (8) offer internal plug (10), the groove
(5) one end far from connector (9) offers empty slot (11), offers keyway (12) between the inner hole (2) and internal plug (10);
The notch (4) includes notch wall (41) and notch ontology (42), opens up jagged on the inside of the notch wall (41)
Body (42);
The connector (9) includes connection wall (91) and link slot (92), and the inside of the connection wall (91) offers link slot
(92)。
2. a kind of integral plunger end cap according to claim 1, it is characterised in that: the inner hole (2) and groove (5) phase
Connection.
3. a kind of integral plunger end cap according to claim 1, it is characterised in that: the groove (5) and internal plug (10)
It is connected.
4. a kind of integral plunger end cap according to claim 1, it is characterised in that: the inside of the internal plug (10) is sky
Core structure.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920100729.4U CN209483775U (en) | 2019-01-22 | 2019-01-22 | A kind of integral plunger end cap |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920100729.4U CN209483775U (en) | 2019-01-22 | 2019-01-22 | A kind of integral plunger end cap |
Publications (1)
Publication Number | Publication Date |
---|---|
CN209483775U true CN209483775U (en) | 2019-10-11 |
Family
ID=68131957
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201920100729.4U Active CN209483775U (en) | 2019-01-22 | 2019-01-22 | A kind of integral plunger end cap |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN209483775U (en) |
-
2019
- 2019-01-22 CN CN201920100729.4U patent/CN209483775U/en active Active
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20191118 Address after: 266031 Shandong province Qingdao City, Ruichang Road No. 231 Patentee after: CRRC QINGDAO SIFANG VEHICLE RESEARCH INSTITUTE CO., LTD. Address before: Bijia community, Beizhai street, Laoshan District, Qingdao City, 266000 Shandong Province Patentee before: Qingdao Songshan Machinery Co., Ltd. |