CN204476744U - A kind of water injection pump hydraulic end parts - Google Patents
A kind of water injection pump hydraulic end parts Download PDFInfo
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- CN204476744U CN204476744U CN201420865255.XU CN201420865255U CN204476744U CN 204476744 U CN204476744 U CN 204476744U CN 201420865255 U CN201420865255 U CN 201420865255U CN 204476744 U CN204476744 U CN 204476744U
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- guide sleeve
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Abstract
The utility model relates to a kind of water injection pump hydraulic end parts, comprise the pump housing, be provided with in the pump housing cross-shaped through hole through on, lower two sides and two ends end face, branch road above cross-shaped through hole is through is built with discharge valve assembly, branch road below cross-shaped through hole is through is built with suction valve assembly, pump housing one end end face is equipped with sealed letter body, with plunger mounting hole in sealed letter body, plunger mounting hole is shoulder hole, the part that plunger mounting hole diameter is larger is equipped with plunger seal assembly, the sealed letter body the other end is equipped with adjusting nut, adjusting nut compresses plunger black box, sealed letter body and adjusting nut are built with plunger, plunger at one end stretches into the branch road of the through the other end of cross-shaped through hole through the intersection position of cross-shaped through hole, the branch road of the through the other end of cross-shaped through hole is built with valve ball, valve ball and plunger are connected through one end of position of intersecting of cross-shaped through hole.The utility model has the advantage of, reasonable in design, structural stability, can ensure that water injection pump operates steadily, high-efficiency operation.
Description
Technical field
The utility model belongs to water injection pump technical field, particularly relates to a kind of water injection pump hydraulic end parts.
Background technique
Fluid end parts are mainly used in the fluid end of water injection pump, change the long-pending change of sealed letter body storage liquid, realize the conversion of liquid energy by the to-and-fro motion of plunger.Therefore the efficiency when structural relation of fluid end parts is run to water injection pump and stability.If the project organization of fluid end parts is reasonable not, then water injection pump utilization efficiency can be made low, the unfavorable condition such as in operation, shake, tremble.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of water injection pump hydraulic end parts, reasonable in design, structural stability, can ensure that water injection pump operates steadily, high-efficiency operation.
The utility model solves the technological scheme that its technical problem adopts: provide a kind of water injection pump hydraulic end parts, comprise the pump housing, be provided with in the described pump housing cross-shaped through hole through on, lower two sides and two ends end face, branch road above described cross-shaped through hole is through is built with discharge valve assembly, branch road below described cross-shaped through hole is through is built with suction valve assembly, described pump housing one end end face is equipped with sealed letter body, with plunger mounting hole in described sealed letter body, described plunger mounting hole is that a part of diameter is larger, the shoulder hole that another part diameter is less, the part that described plunger mounting hole diameter is less matches with cross-shaped through hole and is communicated with, the part that described plunger mounting hole diameter is larger is equipped with plunger seal assembly, the described sealed letter body the other end is equipped with adjusting nut, described adjusting nut compresses plunger black box, described sealed letter body and adjusting nut are built with plunger, described plunger at one end stretches into the branch road of the through the other end of cross-shaped through hole through the intersection position of cross-shaped through hole, the branch road of the through the other end of described cross-shaped through hole is built with valve ball, described valve ball and plunger are connected through one end of position of intersecting of cross-shaped through hole.
Described discharge valve assembly comprise expulsion valve spacing, discharge valve pocket, valve ball and valve seat, described expulsion valve is spacing, discharge valve pocket, valve ball and valve seat inwardly installs successively from the opening above cross-shaped through hole.
It is spacing that described suction valve assembly comprises lower chock plug, suction valve pocket and suction valve, and described lower chock plug, suction valve pocket and the spacing opening below cross-shaped through hole of suction valve are inwardly installed successively.
Described plunger seal assembly comprises rear guide sleeve and front guide sleeve, described rear guide sleeve and front guide sleeve are arranged on the two ends of the larger part of described plunger mounting hole diameter respectively, be provided with between described rear guide sleeve and front guide sleeve apart from one another by some groups of spacer rings and filler.
3 groups of spacer rings and filler are installed between described rear guide sleeve and front guide sleeve.
Beneficial effect
The utility model has the advantage of, reasonable in design, structural stability, can ensure that water injection pump operates steadily, high-efficiency operation.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation.
Embodiment
Below in conjunction with specific embodiment, set forth the utility model further.Should be understood that these embodiments are only not used in restriction scope of the present utility model for illustration of the utility model.In addition should be understood that those skilled in the art can make various changes or modifications the utility model, and these equivalent form of values fall within the application's appended claims limited range equally after the content of having read the utility model instruction.
As shown in Figure 1, a kind of water injection pump hydraulic end parts, comprise the pump housing 8, be provided with in the described pump housing 8 cross-shaped through hole through on, lower two sides and two ends end face, branch road above described cross-shaped through hole is through is built with discharge valve assembly, branch road below described cross-shaped through hole is through is built with suction valve assembly, the described pump housing 8 one end end face is equipped with sealed letter body 7, with plunger mounting hole in described sealed letter body 7, described plunger mounting hole is that a part of diameter is larger, the shoulder hole that another part diameter is less, the part that described plunger mounting hole diameter is less matches with cross-shaped through hole and is communicated with, the part that described plunger mounting hole diameter is larger is equipped with plunger seal assembly, described sealed letter body 7 the other end is equipped with adjusting nut 2, described adjusting nut 2 compresses plunger black box, described sealed letter body 7 and adjusting nut 2 are built with plunger 1, the branch road of the through the other end of cross-shaped through hole is stretched into through the intersection position of cross-shaped through hole in described plunger 1 one end, the branch road of the through the other end of described cross-shaped through hole is built with valve ball 11, described valve ball 11 and plunger 1 are connected through one end of position of intersecting of cross-shaped through hole.
Described discharge valve assembly comprise expulsion valve spacing 9, discharge valve pocket 10, valve ball 11 and valve seat 12, described expulsion valve is spacing 9, discharge valve pocket 10, valve ball 11 and valve seat 12 inwardly installs successively from the opening above cross-shaped through hole.
Described suction valve assembly comprises lower chock plug 16, sucks valve pocket 15 and suction valve spacing 14, and described lower chock plug 16, suction valve pocket 15 and suction valve spacing 14 are inwardly installed successively from the opening below cross-shaped through hole.
Described plunger seal assembly comprises rear guide sleeve 3 and front guide sleeve 6, described rear guide sleeve 3 and front guide sleeve 6 are arranged on the two ends of the larger part of described plunger mounting hole diameter respectively, be provided with between described rear guide sleeve 3 and front guide sleeve 6 apart from one another by some groups of spacer rings 4 and filler 5.
3 groups of spacer rings 4 and filler 5 are installed between described rear guide sleeve 3 and front guide sleeve 6.
In actual applications, plunger 1 moves reciprocatingly, valve ball 11 slides along the branch road on the through forward and backward two sides of cross-shaped through hole, constantly change the size of the seal space in cross-shaped through hole in the process, produce the pressure difference between external atmosphere pressure, suction valve assembly then sucks liquid by pressure difference from the external world, and the liquid sucked is discharged by pressure difference by discharge valve assembly.
Claims (5)
1. water injection pump hydraulic end parts, comprise the pump housing (8), it is characterized in that, be provided with in the described pump housing (8) cross-shaped through hole through on, lower two sides and two ends end face, branch road above described cross-shaped through hole is through is built with discharge valve assembly, branch road below described cross-shaped through hole is through is built with suction valve assembly, the described pump housing (8) one end end face is equipped with sealed letter body (7), with plunger mounting hole in described sealed letter body (7), described plunger mounting hole is that a part of diameter is larger, the shoulder hole that another part diameter is less, the part that described plunger mounting hole diameter is less matches with cross-shaped through hole and is communicated with, the part that described plunger mounting hole diameter is larger is equipped with plunger seal assembly, described sealed letter body (7) the other end is equipped with adjusting nut (2), described adjusting nut (2) compresses plunger black box, described sealed letter body (7) and adjusting nut (2) are built with plunger (1), the branch road of the through the other end of cross-shaped through hole is stretched into through the intersection position of cross-shaped through hole in described plunger (1) one end, the branch road of the through the other end of described cross-shaped through hole is built with valve ball (11), described valve ball (11) and plunger (1) are connected through one end of position of intersecting of cross-shaped through hole.
2. a kind of water injection pump hydraulic end parts according to claim 1, it is characterized in that, described discharge valve assembly comprises expulsion valve spacing (9), discharges valve pocket (10), valve ball (11) and valve seat (12), and described expulsion valve spacing (9), discharge valve pocket (10), valve ball (11) and valve seat (12) are inwardly installed successively from the opening above cross-shaped through hole.
3. a kind of water injection pump hydraulic end parts according to claim 1, it is characterized in that, described suction valve assembly comprises lower chock plug (16), sucks valve pocket (15) and suction valve spacing (14), and described lower chock plug (16), suction valve pocket (15) and suction valve spacing (14) are inwardly installed successively from the opening below cross-shaped through hole.
4. a kind of water injection pump hydraulic end parts according to claim 1, it is characterized in that, described plunger seal assembly comprises rear guide sleeve (3) and front guide sleeve (6), described rear guide sleeve (3) and front guide sleeve (6) are arranged on the two ends of the larger part of described plunger mounting hole diameter respectively, be provided with between described rear guide sleeve (3) and front guide sleeve (6) apart from one another by some groups of spacer rings (4) and filler (5).
5. a kind of water injection pump hydraulic end parts according to claim 4, is characterized in that, are provided with 3 groups of spacer rings (4) and filler (5) between described rear guide sleeve (3) and front guide sleeve (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420865255.XU CN204476744U (en) | 2014-12-30 | 2014-12-30 | A kind of water injection pump hydraulic end parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420865255.XU CN204476744U (en) | 2014-12-30 | 2014-12-30 | A kind of water injection pump hydraulic end parts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204476744U true CN204476744U (en) | 2015-07-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420865255.XU Active CN204476744U (en) | 2014-12-30 | 2014-12-30 | A kind of water injection pump hydraulic end parts |
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| CN (1) | CN204476744U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104595180A (en) * | 2014-12-30 | 2015-05-06 | 宁波锦球机械有限公司 | Fluid end component of water injection pump |
| CN107701417A (en) * | 2017-05-05 | 2018-02-16 | 宁波钱湖石油设备有限公司 | A kind of reciprocating pump hydraulic-end structure |
-
2014
- 2014-12-30 CN CN201420865255.XU patent/CN204476744U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104595180A (en) * | 2014-12-30 | 2015-05-06 | 宁波锦球机械有限公司 | Fluid end component of water injection pump |
| CN107701417A (en) * | 2017-05-05 | 2018-02-16 | 宁波钱湖石油设备有限公司 | A kind of reciprocating pump hydraulic-end structure |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |