CN214170802U - Guarantee type high pressure plunger pump - Google Patents
Guarantee type high pressure plunger pump Download PDFInfo
- Publication number
- CN214170802U CN214170802U CN202120123885.XU CN202120123885U CN214170802U CN 214170802 U CN214170802 U CN 214170802U CN 202120123885 U CN202120123885 U CN 202120123885U CN 214170802 U CN214170802 U CN 214170802U
- Authority
- CN
- China
- Prior art keywords
- shell
- half shell
- groove
- plunger pump
- casing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 230000001681 protective effect Effects 0.000 claims description 42
- 239000002184 metal Substances 0.000 claims description 31
- 238000007789 sealing Methods 0.000 claims description 13
- 239000000428 dust Substances 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 238000000151 deposition Methods 0.000 abstract description 2
- 238000003780 insertion Methods 0.000 description 5
- 230000037431 insertion Effects 0.000 description 5
- 238000004026 adhesive bonding Methods 0.000 description 4
- 238000003825 pressing Methods 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
Images
Landscapes
- Details Of Reciprocating Pumps (AREA)
Abstract
The utility model relates to a guarantee type high pressure plunger pump, relate to the plunger pump field, in order to solve the main shaft and move on the casing, thereby lead to there being the clearance between main shaft and the casing, though seal up the clearance of inside through the oil blanket, once the plunger pump is deposited for a long time, expose in the clearance in the air and can have more dust promptly, the difficult problem of clearing up in the later stage, it includes casing and main shaft, main shaft part inserts and establishes in the casing, the lateral wall of casing is provided with the bulge loop, the bulge loop is located the casing and is close to the one end of main shaft direction, the cover is equipped with the guarantee housing on the casing, the guarantee housing comprises first protection half shell and the second guarantee half shell that the symmetry set up; the clearance fit between the shell sleeve and the shell is guaranteed. This application has the effect of guarantee plunger pump itself in the clean and tidy nature of depositing the in-process.
Description
Technical Field
The application relates to the field of plunger pumps, in particular to a guarantee type high-pressure plunger pump.
Background
The use pressure of the high-pressure plunger pump is generally between 10MPa and 100 MPa. It belongs to a positive displacement pump.
The related patent with publication number CN104234959A provides an oblique axis type plunger pump device, which comprises a main shaft, a bearing, a connecting rod plunger pair, a cylinder body, a shell, a valve plate and a rear cover, wherein one end of the rotating shaft is connected with the inner wall of one end of the shell through the bearing, the shell is in a bent shape, one end of the rotating shaft in the shell is connected with the connecting rod plunger pair, the connecting rod plunger pair is connected with the cylinder body, the cylinder body is connected with the valve plate, the other end of the shell is provided with the rear cover, and the connecting rod plunger pair, the cylinder body and the valve plate are sealed in the shell through the rear cover. In the oblique axis type plunger pump device, the lateral force of the plunger is smaller than that of the plunger of the straight axis type pump, so that the friction loss caused by the lateral force is small; the connecting rod ball head and the main shaft are firmly connected, and the self-energy absorption is strong.
In view of the above-mentioned related art, the inventor believes that the main shaft moves on the housing, so that a gap exists between the main shaft and the housing, and although the gap inside is sealed by the oil seal, once the plunger pump is stored for a long time, a lot of dust exists in the gap exposed in the air, and the cleaning is difficult in the later period.
SUMMERY OF THE UTILITY MODEL
In order to ensure the neatness of plunger pump itself in the course of depositing, this application provides a guarantee type high pressure plunger pump.
The application provides a guarantee type high pressure plunger pump adopts following technical scheme:
a guarantee type high-pressure plunger pump comprises a shell and a main shaft, wherein the main shaft is partially inserted into the shell, a convex ring is arranged on the outer side wall of the shell and is positioned at one end of the shell close to the direction of the main shaft, a guarantee shell sleeve is sleeved on the shell and consists of a first guarantee half shell and a second guarantee half shell which are symmetrically arranged; clearance fit between guarantee shell and the casing, be provided with the locking subassembly between first guarantee half shell and the second guarantee half shell.
By adopting the technical scheme, when the high-pressure plunger pump needs to be stored, the shell is placed in the first protective half shell, the second protective half shell is rotatably covered on the shell at the moment, and the locking assembly is locked, so that the protective shell sleeve is limited on the shell; the closed protection of the shell is realized through the first guarantee half shell and the second guarantee half shell, the dust covering on the shell is reduced, the dust amount existing in the gap of the plunger pump exposed in the air is reduced, and therefore the neatness of the plunger pump in the storage process is guaranteed.
Optionally, the first protective half shell inner side wall and the second protective half shell inner side wall are both provided with pressing sponges.
Through adopting above-mentioned technical scheme, press the sponge and can play the filling effect to the clearance of guaranteeing between shell and the casing, nevertheless press the sponge and have the compliance simultaneously, make first protection half shell and second guarantee half shell can be closed smoothly.
Optionally, a groove is formed in the side wall of the first protective half shell, which is close to the second protective half shell, a protruding block is arranged on the side wall of the second protective half shell, which is close to the first protective half shell, and the protruding block is embedded in the groove; the groove is communicated with the end face, facing away from the shell direction, of the first protective half shell.
Through adopting above-mentioned technical scheme, the recess is mutually supported with the lug, has increased the area of being connected between first guarantee half shell and the second guarantee half shell, makes the junction of first guarantee half shell and second guarantee half shell increase zigzag nature to the leakproofness between first guarantee half shell and the second guarantee half shell has been increased.
Optionally, a sealing gasket is arranged on the inner side wall of the groove, and the convex block abuts against the sealing gasket.
Through adopting above-mentioned technical scheme, sealed the pad has the compliance, makes the junction of first guarantee half shell and second guarantee half shell inseparabler, and further increase the leakproofness between first guarantee half shell and the second guarantee half shell.
Optionally, the sealed pad is provided with the embedding groove near the lug department, the lug has seted up the annular near the end wall of sealed pad direction, the lug is located annular department and forms the embedding piece, the embedding piece is inserted and is established to the embedding inslot.
Through adopting above-mentioned technical scheme, the embedding piece is inserted and is established to the embedding inslot, makes the junction of lug and sealed pad have the zigzag nature, has increased the compactness of being connected between sealed pad and the lug to the leakproofness between first guarantee half shell and the second guarantee half shell has further been increased.
Optionally, the end wall of the embedding block facing away from the direction of the convex block is provided with an arc-shaped surface.
By adopting the technical scheme, the arc-shaped surface of the embedding block is convenient for the embedding block to be inserted into the embedding groove.
Optionally, the locking assembly includes an insertion metal sheet, a limiting metal ring, an elastic member and a return rod, a first locking groove is formed at the bottom of the groove, the insertion metal sheet is inserted into the first locking groove, and the elastic member is located between the insertion metal sheet and the bottom of the first locking groove; a second locking groove is formed in the side wall, close to the first locking groove, of the convex block, and the limiting metal ring is fixed at the bottom of the second locking groove; the limiting metal ring is provided with a limiting hole at one end close to the bottom direction of the second locking groove, the end wall of the lug departing from the direction of the shell is provided with a correction hole, the correction hole is communicated with the second locking groove, one end of the correction rod is inserted into the limiting hole, and the other end of the correction rod is inserted into the correction hole.
By adopting the technical scheme, when the high-pressure plunger pump needs to be stored, the shell is placed in the first protective half shell, the second protective half shell is rotatably covered on the shell, the embedding block is embedded in the embedding groove, and the inserted metal sheet is inserted into the limiting metal ring under the elastic action of the elastic piece; when the guarantee shell needs to be opened, the aligning rod is pressed towards the direction close to the shell, the end part of the aligning rod is pressed by inserting the metal sheet, the metal sheet is inserted completely into the first locking groove, and the first guarantee half shell and the second guarantee half shell can be separated at the moment.
Optionally, the inner side wall of the aligning hole is provided with an aligning ring groove, an aligning spring is arranged in the aligning ring groove, the aligning spring is sleeved on the aligning rod, and one end of the aligning spring, which is far away from the shell, is connected with the aligning rod.
Through adopting above-mentioned technical scheme, return the pole when moving to the casing direction, return the spring and compressed, when removing the pressure to returning the pole, return the pole and resume to the normal position under the elastic action of returning the spring.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the first guarantee half shell and the second guarantee half shell are used for sealing and protecting the shell, so that dust is prevented from covering the shell, the dust amount in a gap of the plunger pump exposed in the air is reduced, and the tidiness of the plunger pump in the storage process is guaranteed;
2. the grooves are matched with the bumps, so that the connecting area between the first protective half shell and the second protective half shell is increased, and the bending property of the connecting part of the first protective half shell and the second protective half shell is increased, so that the sealing property between the first protective half shell and the second protective half shell is increased;
3. when the return rod moves towards the shell, the return spring is compressed, and when the pressure on the return rod is removed, the return rod is restored to the original position again under the elastic action of the return spring.
Drawings
Fig. 1 is a schematic structural diagram of a guaranteed high-pressure plunger pump in an embodiment of the present application.
Fig. 2 is an exploded schematic view for showing the connection relationship between the shell and the protective shell in the embodiment of the present application.
Fig. 3 is a schematic cross-sectional view for embodying an internal structure of the protective shell in the embodiment of the present application.
Fig. 4 is an enlarged schematic view of a portion a in fig. 3.
Fig. 5 is an enlarged schematic view of a portion B in fig. 3.
Description of reference numerals: 1. a housing; 11. a main shaft; 12. a raised ring; 2. a protective shell; 21. a first protective half shell; 211. a groove; 2111. a first locking groove; 212. a gasket; 2121. an embedding groove; 22. a second ensuring half-shell; 221. a bump; 2212. embedding blocks; 2213. a second locking groove; 2214. aligning holes; 2215. a centering ring groove; 2216. a return spring; 23. pressing the sponge; 3. a locking assembly; 31. inserting a metal sheet; 32. a limiting metal ring; 321. a limiting hole; 33. an elastic member; 34. and (4) aligning the rod.
Detailed Description
The present application is described in further detail below with reference to figures 1-5.
The embodiment of the application discloses guarantee type high pressure plunger pump. Referring to fig. 1, guarantee type high pressure plunger pump includes casing 1, and the cover is equipped with guarantee shell 2 on casing 1, and clearance fit between guarantee shell 2 and the casing 1.
Referring to fig. 2, a main shaft 11 is inserted into the housing 1, and a part of the main shaft 11 is inserted into the housing 1; the outer side wall of the shell 1 is provided with a convex ring 12, the convex ring 12 is located at one end of the shell 1 close to the direction of the main shaft 11, the convex ring 12 and the shell 1 are integrally formed, and the protective shell 2 is sleeved on the convex ring 12.
Referring to fig. 2, the protective shell 2 is composed of a first protective half shell 21 and a second protective half shell 22, the first protective half shell 21 and the second protective half shell 22 are symmetrically arranged, and the first protective half shell 21 and the second protective half shell 22 are rotationally connected through a pin shaft.
Referring to fig. 2, first guarantee half shell 21 inside wall and second guarantee half shell 22 inside wall all are provided with presses sponge 23, press sponge 23 to fix on first guarantee half shell 21 and second guarantee half shell 22 through gluing, press sponge 23 to be located between guarantee shell 2 and the casing 1, press sponge 23 can paste with casing 1.
Referring to fig. 2 and 3, a groove 211 is formed in a side wall of the first protective half shell 21 in the direction close to the second protective half shell 22, and the groove 211 is communicated with an end face of the first protective half shell 21 in the direction away from the housing 1; the sidewall of the second ensuring half-shell 22 close to the first ensuring half-shell 21 is provided with a convex block 221, the convex block 221 is integrally formed on the sidewall of the second ensuring half-shell 22, and the convex block 221 is embedded in the groove 211.
Referring to fig. 4, a locking assembly 3 is disposed between the first protective half shell 21 (see fig. 2) and the second protective half shell 22 (see fig. 2), the locking assembly 3 includes an inserted metal sheet 31, a limiting metal ring 32, an elastic member 33 and a return rod 34, a first locking groove 2111 is formed at the bottom of the groove 211, the inserted metal sheet 31 is inserted into the first locking groove 2111, the elastic member 33 is located between the inserted metal sheet 31 and the bottom of the first locking groove 2111, two ends of the elastic member 33 are fixed to the bottom of the first locking groove 2111 and the inserted metal sheet 31 by gluing, and the elastic member 33 may be a spring.
Referring to fig. 4, a second locking groove 2213 is formed in a side wall of the protrusion 221 in a direction close to the first locking groove 2111, the limiting metal ring 32 is fixed at the bottom of the second locking groove 2213 by gluing, and the inserting metal sheet 31 can be inserted into the limiting metal ring 32 to be limited; the end of the limiting metal ring 32 close to the bottom of the second locking groove 2213 is provided with a limiting hole 321, the end wall of the projection 221 away from the direction of the housing 1 is provided with a centering hole 2214, the centering hole 2214 is communicated with the second locking groove 2213, one end of the centering rod 34 is inserted into the limiting hole 321, and the other end is inserted into the centering hole 2214.
Referring to fig. 4, the inner side wall of the aligning hole 2214 is provided with an aligning ring groove 2215, an aligning spring 2216 is arranged in the aligning ring groove 2215, the aligning spring 2216 is sleeved on the aligning rod 34, one end of the aligning spring 2216 far away from the direction of the housing 1 is connected with the aligning rod 34 by adhesion, and one end of the aligning spring 2216 close to the direction of the housing 1 is connected with the inner side wall of the aligning ring groove 2215 by adhesion.
Referring to fig. 5, a sealing gasket 212 is disposed on the inner side wall of the groove 211, the sealing gasket 212 is fixed on the inner side wall of the groove 211 by gluing, the sealing gasket 212 may be rubber, an embedding groove 2121 is formed on the side wall of the sealing gasket 212 close to the direction of the protrusion 221, a circular groove is formed on the end wall of the protrusion 221 close to the direction of the sealing gasket 212, an embedding block 2212 is formed at the position of the protrusion 221 located at the circular groove, the embedding block 2212 is inserted into the embedding groove 2121, and the end wall of the embedding block 2212 departing from the direction of the protrusion 221 is set to be an arc-shaped surface.
The implementation principle of a guarantee type high pressure plunger pump of the embodiment of the application is as follows: when the high-pressure plunger pump needs to be stored, the shell 1 is placed in the first protective half shell 21, the second protective half shell 22 is rotated to cover the shell 1, the embedding block 2212 is embedded in the embedding groove 2121, and the inserting metal sheet 31 is inserted into the limiting metal ring 32 under the elastic action of the elastic piece 33; when the security housing 2 needs to be opened, the aligning rod 34 is pressed towards the direction close to the housing 1, the end of the aligning rod 34 presses the insertion metal sheet 31, so that the insertion metal sheet 31 is completely inserted into the first locking groove 2111, and at this time, the first security housing half 21 and the second security housing half 22 can be separated; through the closed protection of first guarantee half-shell 21 and second guarantee half-shell 22 to casing 1, reduced the dust and covered on casing 1, reduced the dust volume that exists in the clearance that the plunger pump exposes in the air to guarantee the neatness of plunger pump itself in the deposit process.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a guarantee type high pressure plunger pump, includes casing (1) and main shaft (11), main shaft (11) part is inserted and is established in casing (1), the lateral wall of casing (1) is provided with protruding ring (12), protruding ring (12) are located casing (1) and are close to the one end of main shaft (11) direction, its characterized in that: the protection shell (2) is sleeved on the shell (1), and the protection shell (2) is composed of a first protection half shell (21) and a second protection half shell (22) which are symmetrically arranged; guarantee clearance fit between shell (2) and casing (1), be provided with locking subassembly (3) between half shell (21) of first guarantee and the half shell (22) of second guarantee.
2. A guaranteed high-pressure plunger pump according to claim 1, characterized in that: the first protection half shell (21) inside wall and the second protection half shell (22) inside wall all are provided with presses sponge (23).
3. A guaranteed high-pressure plunger pump according to claim 1, characterized in that: the side wall of the first protective half shell (21) close to the direction of the second protective half shell (22) is provided with a groove (211), the side wall of the second protective half shell (22) close to the direction of the first protective half shell (21) is provided with a convex block (221), and the convex block (221) is embedded in the groove (211); the groove (211) is communicated with the end face of the first protective half shell (21) in the direction departing from the shell (1).
4. A guaranteed high-pressure plunger pump according to claim 3, characterized in that: the inner side wall of the groove (211) is provided with a sealing gasket (212), and the convex block (221) is abutted to the sealing gasket (212).
5. The high-pressure plunger pump of claim 4, wherein: the utility model discloses a sealing gasket (212) is close to lug (221) department and is provided with embedding groove (2121), the annular has been seted up to the end wall that lug (221) are close to sealing gasket (212) direction, lug (221) are located annular department and form embedding piece (2212), embedding piece (2212) are inserted and are established to embedding groove (2121) in.
6. The high-pressure plunger pump of claim 5, wherein: the end wall of the embedding block (2212) departing from the direction of the convex block (221) is arranged to be an arc-shaped surface.
7. A guaranteed high-pressure plunger pump according to claim 3, characterized in that: the locking assembly (3) comprises an inserted metal sheet (31), a limiting metal ring (32), an elastic piece (33) and a return rod (34), a first locking groove (2111) is formed in the bottom of the groove (211), the inserted metal sheet (31) is inserted into the first locking groove (2111), and the elastic piece (33) is located between the inserted metal sheet (31) and the bottom of the first locking groove (2111); a second locking groove (2213) is formed in the side wall, close to the first locking groove (2111), of the convex block (221), and the limiting metal ring (32) is fixed to the bottom of the second locking groove (2213); spacing hole (321) are seted up to spacing metal loop (32) one end that is close to second locking groove (2213) tank bottom direction, lug (221) deviate from the end wall of casing (1) direction and have seted up back positive hole (2214), it communicates with each other with second locking groove (2213) to go back positive hole (2214), the one end of going back positive pole (34) is inserted and is established in spacing hole (321), the other end of going back positive pole (34) is inserted and is established in going back positive hole (2214).
8. A guaranteed high-pressure plunger pump according to claim 7, characterized in that: the centering hole (2214) inside wall is provided with centering ring groove (2215), be provided with centering spring (2216) in centering ring groove (2215), centering spring (2216) cover is established on centering rod (34), centering spring (2216) is kept away from the one end of casing (1) direction and is linked to each other with centering rod (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120123885.XU CN214170802U (en) | 2021-01-15 | 2021-01-15 | Guarantee type high pressure plunger pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120123885.XU CN214170802U (en) | 2021-01-15 | 2021-01-15 | Guarantee type high pressure plunger pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214170802U true CN214170802U (en) | 2021-09-10 |
Family
ID=77593430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120123885.XU Expired - Fee Related CN214170802U (en) | 2021-01-15 | 2021-01-15 | Guarantee type high pressure plunger pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214170802U (en) |
-
2021
- 2021-01-15 CN CN202120123885.XU patent/CN214170802U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN214170802U (en) | Guarantee type high pressure plunger pump | |
| CN206461157U (en) | Connector and mobile terminal | |
| CN208089531U (en) | High pressure check valve suitable for cleaning machine high-pressure plunger pump | |
| CN205047492U (en) | A static seal for automobile water pump | |
| CN213377546U (en) | Be applied to first subassembly of gluing of five point gum machines | |
| CN220045185U (en) | Liquid cleaning brush presses lid | |
| CN208311004U (en) | A kind of automobile vacuum pump check valve | |
| CN209891939U (en) | Buffering hinge | |
| CN209952391U (en) | Push-in type water stop valve installed in water circuit board | |
| CN103300735B (en) | A kind of extraction parts of coffee machine | |
| CN215172349U (en) | Butterfly valve seat | |
| CN201306380Y (en) | Press-type hub device | |
| CN215521973U (en) | Long service life's dry grinding mechanical seal structure | |
| CN212615662U (en) | Self-pressurization type pressurization oil tank | |
| CN210479538U (en) | Double-spring pump core | |
| CN215057847U (en) | Oil inlet pressure limiting assembly for common rail high-pressure oil pump | |
| CN212203210U (en) | Ball valve with low-temperature high-pressure elastic compensation metal seal | |
| CN209434064U (en) | Electronic equipment | |
| CN216430560U (en) | Double-piston-effect valve seat and ultralow-temperature bidirectional forced sealing ball valve | |
| CN218326340U (en) | Separable sealing valve seat structure | |
| CN216494716U (en) | Swift bowl cover | |
| CN216112413U (en) | Mining explosion-proof electric valve with sealing mechanism | |
| CN217202175U (en) | Highly-sealed reverse osmosis water purifier | |
| CN218207910U (en) | Upper sealing structure of valve cover | |
| CN218325993U (en) | Hammering buffer device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210910 |