CN220551246U - Rotor pump with pressure release protect function - Google Patents
Rotor pump with pressure release protect function Download PDFInfo
- Publication number
- CN220551246U CN220551246U CN202321821758.2U CN202321821758U CN220551246U CN 220551246 U CN220551246 U CN 220551246U CN 202321821758 U CN202321821758 U CN 202321821758U CN 220551246 U CN220551246 U CN 220551246U
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- pressure relief
- rotor pump
- pressure
- movable
- outside
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- 230000001681 protective effect Effects 0.000 claims abstract description 10
- 238000007789 sealing Methods 0.000 claims description 10
- 230000000694 effects Effects 0.000 abstract description 16
- 230000009471 action Effects 0.000 abstract description 6
- 238000007599 discharging Methods 0.000 description 3
- 230000000670 limiting effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model discloses a rotor pump with a pressure relief protection function, which comprises a rotor pump shell, a pressure relief valve arranged on one side of the rotor pump shell, a pressure relief opening formed in the pressure relief valve and a pressure gauge arranged outside the pressure relief valve, wherein side stand columns are arranged on two sides of the pressure relief opening, guide rods are fixed in the side stand columns, sliding sleeves are sleeved outside the guide rods, a protective sleeve is connected between the two groups of sliding sleeves, the protective sleeve can be sleeved outside the pressure relief opening, and the guide rods are wound with first springs. Through installing the side stand in pressure release mouth both sides, let the inside guide bar of side stand can guide the sliding sleeve and drive the lag and remove, let two sets of sliding sleeves can drive the lag under the elasticity effect of first spring and cover in the pressure release mouth outside, form sealed guard action to the pressure release mouth, avoided external debris to get into the pressure release mouth inside, cause the problem of jam to the pressure release mouth inside.
Description
Technical Field
The utility model relates to the technical field of rotor pump equipment, in particular to a rotor pump with a pressure relief protection function.
Background
The rotor pump is also called a three-vane pump, the purpose of conveying fluid is achieved by means of periodical conversion of a plurality of fixed-volume conveying units in a working cavity, the rotor pump can be used for conveying oil, an oil conveying and oil discharging end and an oil discharging end of the rotor pump are communicated with an inner cavity of a pump body, and the conventional rotor pump can basically meet daily use requirements, but has a certain defect that improvement is needed.
The rotor pump widely used in the market is generally provided with a pressure relief valve at the outer part thereof, when the pressure in the pump body is overlarge, gas is discharged outwards through a pressure relief opening in the pressure relief valve, but in the actual use process, as the pressure relief opening is usually arranged at the outer part of the pressure relief valve, external sundries easily fall into the pressure relief opening when the rotor pump is used, so that the pressure relief opening is blocked, the rotor pump cannot normally relieve pressure, and therefore, the rotor pump with the pressure relief protection function is provided to solve the problems.
Disclosure of Invention
The present utility model is directed to a rotor pump with pressure relief protection function, so as to solve the problems set forth in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a rotor pump with pressure release protect function, includes the rotor pump shell, installs the relief valve in rotor pump shell one side, sets up the relief pressure mouth on the relief pressure valve and installs the manometer outside the relief pressure valve, the side stand is all installed to the relief pressure mouth both sides, all be fixed with the guide bar in the side stand, the outside cover of guide bar is equipped with the sliding sleeve, two sets of be connected with the lag between the sliding sleeve, the lag can overlap in the relief pressure mouth outside, the guide bar all twines has first spring, the sliding sleeve forms elastic connection with the side stand inner wall through first spring, the activity is pegged graft on the lag has the activity stopper, activity stopper both sides are all through being connected with two sets of connecting rods, the relief pressure mouth outside is provided with the screens subassembly.
As a further preferable mode of the technical scheme, the clamping component comprises a positioning sleeve fixed outside the pressure relief opening, a movable cavity arranged inside the positioning sleeve, a movable block arranged inside the movable cavity and a clamping tongue fixed at the lower end of the movable block;
the movable plug outer wall is attached to the clamping tongue outer wall, a pushing block is fixed to the outer portion of the front end of the movable block, a second spring is placed in the movable cavity, and the movable block is elastically connected with the inner wall of the movable cavity through the second spring.
As a further preferable mode of the technical scheme, a sealing groove is formed in the outer portion of the pressure relief opening, and the end portion of the protective sleeve can be embedded into the sealing groove.
As a further preferable mode of the technical scheme, the inner diameter of the sliding sleeve is the same as the diameter of the guide rod, and the sliding sleeve is in sliding connection with the guide rod.
As a further preferable mode of the technical scheme, the pressure relief opening is provided with a strong exhaust port, and the movable plug can be embedded into the strong exhaust port.
As a further preferable mode of the technical scheme, the outer wall of the movable plug is provided with an inclined slot, and the inclined slot is combined with the outer wall of the clamping tongue.
As a further preferable aspect of the present utility model, both ends of the latch are designed to be inclined.
The utility model provides a rotor pump with a pressure relief protection function, which has the following beneficial effects:
1. according to the pressure relief device, the side uprights are arranged on two sides of the pressure relief opening, the guide rods in the side uprights can guide the sliding sleeves to drive the protective sleeves to move, the two groups of sliding sleeves can drive the protective sleeves to cover the outside of the pressure relief opening under the action of the elastic force of the first spring, a sealing protection effect is formed on the pressure relief opening, the problem that external sundries enter the pressure relief opening to cause blockage inside the pressure relief opening is avoided, the protective sleeves are impacted by pressure relief gas during pressure relief, the two groups of sliding sleeves can be driven to slide outwards along the guide rods and automatically leave the outside of the pressure relief opening, the sealing protection effect on the pressure relief opening is relieved, the pressure relief opening can be normally decompressed, the sealing protection effect on the pressure relief opening by the protective sleeves is not required to be manually relieved, and the convenience of the device during use is improved.
2. According to the utility model, the positioning sleeve is arranged outside the pressure relief opening, and the telescopic clamping tongue is arranged inside the positioning sleeve, so that the clamping tongue can drive the movable block to move towards the inner contraction of the movable cavity, the limiting effect of the clamping tongue on the movable plug is relieved, and when the pressure relief opening is used for discharging gas with high pressure outwards, the strong discharge opening on the pressure relief opening can be directly discharged outwards, the pressure relief efficiency of the pressure relief opening is improved, and the problem that the internal pressure of the rotor pump housing cannot be discharged quickly is solved.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic view of a partially movable structure of the present utility model;
FIG. 3 is a schematic view of a partial cross-sectional structure of the present utility model;
FIG. 4 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;
FIG. 5 is an enlarged schematic view of the structure of FIG. 3B according to the present utility model;
fig. 6 is an enlarged schematic view of the structure of fig. 5C according to the present utility model.
In the figure: 1. a rotor pump housing; 2. a pressure release valve; 3. a pressure relief port; 4. a pressure gauge; 5. side uprights; 6. a guide rod; 7. a sliding sleeve; 8. a protective sleeve; 9. a first spring; 10. sealing grooves; 11. a movable plug; 12. a connecting rod; 13. a positioning sleeve; 14. a movable cavity; 15. a movable block; 16. a clamping tongue; 17. a pushing block; 18. a second spring; 19. and a bevel groove.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
The utility model provides the technical scheme that: as shown in fig. 1 to 6, in this embodiment, a rotor pump with a pressure relief protection function includes a rotor pump housing 1, a pressure relief valve 2 installed on one side of the rotor pump housing 1, a pressure relief opening 3 provided on the pressure relief valve 2, and a pressure gauge 4 installed outside the pressure relief valve 2, side posts 5 are installed on both sides of the pressure relief opening 3, guide rods 6 are fixed in the side posts 5, sliding sleeves 7 are sleeved outside the guide rods 6, a protecting sleeve 8 is connected between two groups of sliding sleeves 7, the protecting sleeve 8 can be sleeved outside the pressure relief opening 3, the guide rods 6 are wound with first springs 9, the sliding sleeves 7 form elastic connection with the inner wall of the side posts 5 through the first springs 9, movable plugs 11 are movably inserted on the protecting sleeves 8, strong discharge openings are provided on the pressure relief openings 3, the movable plugs 11 can be embedded into the strong discharge openings, two sides of the movable plugs 11 are connected with two groups of connecting rods 12, and clamping components are arranged outside the pressure relief openings 3.
Through installing the side post 5 in pressure release mouth 3 both sides, let the inside guide bar 6 of side post 5 can guide sliding sleeve 7 drive lag 8 and remove, let two sets of sliding sleeve 7 can drive lag 8 under the elasticity effect of first spring 9 and cover in pressure release mouth 3 outsidely, form sealed guard action to pressure release mouth 3, avoid outside debris to get into pressure release mouth 3 inside, cause the problem of jam to pressure release mouth 3 inside, and pressure release mouth 3 is when the pressure release, lag 8 receives the impact of pressure release gas, can drive two sets of sliding sleeve 7 outwards slide along guide bar 6, it is outside to leave pressure release mouth 3 voluntarily, release the sealed guard action to pressure release mouth 3 department, ensured that pressure release mouth 3 can normally carry out the pressure release, need not to manually release the sealed guard action to pressure release mouth 3 to lag 8, the convenience when device is used has been improved.
In other embodiments, the clamping assembly comprises a positioning sleeve 13 fixed outside the pressure relief port 3, a movable cavity 14 arranged inside the positioning sleeve 13, a movable block 15 arranged inside the movable cavity 14 and a clamping tongue 16 fixed at the lower end of the movable block 15;
the outer wall of the movable plug 11 is attached to the outer wall of the clamping tongue 16, a pushing block 17 is fixed outside the front end of the movable block 15, a second spring 18 is arranged in the movable cavity 14, and the movable block 15 is elastically connected with the inner wall of the movable cavity 14 through the second spring 18;
through at pressure release mouth 3 externally mounted has spacer sleeve 13 to at spacer sleeve 13 internally mounted telescopic latch 16, let latch 16 can drive movable block 15 to the interior shrink removal of movable chamber 14, make latch 16 remove the spacing effect to movable plug 11, thereby make when pressure release mouth 3 is at the great gas of outside discharge pressure, can thereby the direct outwards emission of strong exhaust mouth on the pressure release mouth 3, improved pressure release mouth 3's pressure release efficiency, prevent rotor pump housing 1 internal pressure unable quick exhaust's problem.
In other embodiments, a sealing groove 10 is formed outside the pressure relief port 3, and the end part of the protective sleeve 8 can be embedded into the sealing groove 10;
through this design, improved the sealed effect of lag 8 to pressure release mouth 3 department, avoided external debris to get into in the pressure release mouth 3.
In other embodiments, the inner diameter of the sliding sleeve 7 is the same as the diameter of the guide rod 6, and the sliding sleeve 7 is in sliding connection with the guide rod 6;
through this design, when sliding sleeve 7 drives lag 8 and slides along guide bar 6 outer wall, can prevent effectively that sliding sleeve 7 from producing great rocking at the removal in-process, stability when having improved lag 8 and removed.
In other embodiments, the outer wall of the movable plug 11 is provided with a bevel groove 19, and the bevel groove 19 is combined with the outer wall of the clamping tongue 16;
through bevel slot 19, can reduce the frictional force between activity stopper 11 outside and the block tongue 16, be convenient for activity stopper 11 can promote the block tongue 16 and make its shrink when receiving stronger pressure impact, remove the spacing effect to activity stopper 11, let activity stopper 11 can leave by oneself and arrange the mouth by force inside.
In other embodiments, the two ends of the latch 16 are inclined;
through the design, when two ends of the clamping tongue 16 are extruded by the movable plug 11, the movable block 15 can be driven to be drawn into the movable cavity 14, so that the movable plug 11 can conveniently enter or leave the inside of the strong exhaust port on the pressure relief port 3.
The utility model provides a rotor pump with a pressure relief protection function, which has the following specific working principle:
when the pressure relief opening 3 on the pressure relief valve 2 outwards carries out the pressure relief, the lag 8 receives the impact of pressure relief gas and can drive two sets of sliding sleeves 7 outwards to remove along guide bar 6, two sets of first springs 9 receive the deformation retaining force of sliding sleeve 7, after the pressure relief is accomplished, two sets of first springs 9 release elasticity promote two sets of sliding sleeves 7 and resume initial position, let lag 8 cover the pressure relief opening 3 outside under the drive of two sets of sliding sleeves 7, form sealed guard action to pressure relief opening 3 outside, and when needs rotor pump shell 1 carries out high-power operation, pressure relief opening 3 department can outwards discharge the gas of great pressure, the movable plug 11 on the lag 8 receives outwards to remove this moment, let movable plug 11 outer wall impact latch 16, let latch 16 can drive movable block 15 inwards to shrink and remove to movable cavity 14, make latch 16 remove the limiting displacement to movable plug 11, the sealed effect to the strong exhaust on pressure relief opening 3 is removed to movable plug 11 this moment, make pressure relief gas can directly outwards discharge from the strong exhaust on the pressure relief opening 3, also can promote the pusher block 17 in advance, movable plug 15 drives movable plug 16 and lets the interior of opening 14 and directly receives the external operation to expose to the outside.
The electrical components are all connected with an external main controller and 220V mains supply, and the main controller can be conventional known equipment for controlling a computer and the like.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a rotor pump with pressure release protect function, includes rotor pump shell (1), installs relief valve (2) in rotor pump shell (1) one side, sets up relief vent (3) on relief valve (2) and installs manometer (4) outside relief valve (2), its characterized in that: the utility model discloses a pressure relief mouth (3) is characterized by comprising a plurality of pressure relief mouths (3), a plurality of guide rods (6) are respectively arranged on two sides of the pressure relief mouth (3), a plurality of guide rods (6) are respectively fixed in the side posts (5), a plurality of sliding sleeves (7) are respectively sleeved outside the guide rods (6), a protecting sleeve (8) is connected between the sliding sleeves (7), the protecting sleeves (8) can be sleeved outside the pressure relief mouth (3), the guide rods (6) are respectively wound with a first spring (9), the sliding sleeves (7) are elastically connected with the inner walls of the side posts (5) through the first springs (9), movable plugs (11) are movably inserted on the protecting sleeves (8), two groups of connecting rods (12) are respectively connected on two sides of each movable plug (11), and clamping components are arranged outside the pressure relief mouth (3).
2. A rotor pump with pressure relief protection according to claim 1, characterized in that: the clamping component comprises a positioning sleeve (13) fixed outside the pressure relief opening (3), a movable cavity (14) formed in the positioning sleeve (13), a movable block (15) arranged in the movable cavity (14) and a clamping tongue (16) fixed at the lower end of the movable block (15);
the outer wall of the movable plug (11) is attached to the outer wall of the clamping tongue (16), a pushing block (17) is fixed to the outer portion of the front end of the movable block (15), a second spring (18) is placed in the movable cavity (14), and the movable block (15) is elastically connected with the inner wall of the movable cavity (14) through the second spring (18).
3. A rotor pump with pressure relief protection according to claim 1, characterized in that: the pressure relief opening (3) is externally provided with a sealing groove (10), and the end part of the protective sleeve (8) can be embedded into the sealing groove (10).
4. A rotor pump with pressure relief protection according to claim 1, characterized in that: the inner diameter of the sliding sleeve (7) is the same as the diameter of the guide rod (6), and the sliding sleeve (7) is in sliding connection with the guide rod (6).
5. A rotor pump with pressure relief protection according to claim 1, characterized in that: the pressure relief opening (3) is provided with a strong exhaust opening, and the movable plug (11) can be embedded into the strong exhaust opening.
6. A rotor pump with pressure relief protection according to claim 2, characterized in that: the outer wall of the movable plug (11) is provided with an inclined slot (19), and the inclined slot (19) is combined with the outer wall of the clamping tongue (16).
7. A rotor pump with pressure relief protection according to claim 2, characterized in that: both ends of the clamping tongue (16) are designed in an inclined manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321821758.2U CN220551246U (en) | 2023-07-12 | 2023-07-12 | Rotor pump with pressure release protect function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321821758.2U CN220551246U (en) | 2023-07-12 | 2023-07-12 | Rotor pump with pressure release protect function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220551246U true CN220551246U (en) | 2024-03-01 |
Family
ID=90006931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321821758.2U Active CN220551246U (en) | 2023-07-12 | 2023-07-12 | Rotor pump with pressure release protect function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220551246U (en) |
-
2023
- 2023-07-12 CN CN202321821758.2U patent/CN220551246U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |