CN201090524Y - Improved pump structure - Google Patents
Improved pump structure Download PDFInfo
- Publication number
- CN201090524Y CN201090524Y CNU2007200971260U CN200720097126U CN201090524Y CN 201090524 Y CN201090524 Y CN 201090524Y CN U2007200971260 U CNU2007200971260 U CN U2007200971260U CN 200720097126 U CN200720097126 U CN 200720097126U CN 201090524 Y CN201090524 Y CN 201090524Y
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- holding part
- pump structure
- elastic element
- improved pump
- room
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Abstract
Disclosed is an improved pump structure used for controlling the water pressure of the pump. The utility model comprises a body which is arranged in the center and provided with a containing part for a joint part to jointed with the body; one end of the joint part and close to the containing part of the body is provided with a containing chamber; and a water pressure adjusting set is arranged in the containing chamber to control water flow to form a return state; and by the fixed type body structure and the detachable joint part, the utility model is widely applied to constant pressure pumps or adjusted pressure pumps to achieve the purposes of molding benefit and replaceability.
Description
Technical field
The utility model relates to a kind of pump, relates in particular to a kind of improved pump structure of sharing constant-pressure type and pressure regulating type pressure regulation device.
Background technique
General pump commonly used, can divide into two kinds of structures of pressure regulating type and constant-pressure type, see also Figure 10 to Figure 12, it is an existing pressure regulating type pump structure, for the supply hydraulic pressure of adjusting pump, it includes a hollow ring cylinder 9, these hollow ring cylinder 9 one sides have a water inlet 91, opposite side has a water outlet 92, and has a room 93 in these hollow ring cylinder 9 middle positions, this room 93 has an internal thread segment 931, and has a perforation 932 in room 93 bottoms, and has a through hole 933 in room 93 1 sides.In addition, perforation 932 by this room 93 outwards is equiped with an interdiction piece 94 in regular turn, an elastic element 95 and is adjusted button 96, this adjustment button 96 is located at the external thread section of periphery and the internal thread segment 931 of this room 93 is screwed by one, and be positioned at the position of room about in the of 93 to change adjustment button 96 by this adjustments button 96 of rotation, and change the suffered contact pressure of this elastic element 95, and then make this interdiction piece 94 make interdiction piece 94 be subjected to the contact pressure of this elastic element 95 to be resisted against this perforation 932 because of rotating this adjustment button 96, should bore a hole 932 for closed.
Under normal conditions, hydraulic pressure is to be lower than the pressure that this interdiction piece 94 is born, and makes this perforation 932 be closed state; If when hydraulic pressure surpasses the pressure that set elastic element 95 can bear, then, returns hydraulic pressure towards these elastic element 95 crumples owing to forcing this interdiction piece 94, further make in the current chamber of the being flowed through appearance 93 and flow out by this through hole 933, to produce the existing picture that refluxes, this measure will make the excessive current of pressure constantly produce reflux state, export to meet set hydraulic pressure.
At aforesaid pump structure, for the manufacturer that produces pump, because it is completely different to produce the required production mould of its set regulator of pump of pressure regulating type or constant-pressure type, certainly will produce multiple different production mould, just can assemble and use, can produce and meet required pump pattern, but because the zero element of pump does not have replaceability, and mould and assembly cost that it is required are high, therefore, how to reduce the manufacture cost of mould and the replaceability that increases part, real is primary and foremost purpose of the present utility model.
The model utility content
Technical problem underlying to be solved in the utility model is, overcome the above-mentioned defective that prior art exists, and provide a kind of improved pump structure, its can be respectively in order to be set to constant-pressure type or to be the pressure adjusting structure of pressure regulating type, make main body structure unitized, have the molding benefit of lifting and cost-effective advantage, and reach the standardization purpose of replaceability part.
The technological scheme that its technical problem that solves the utility model adopts is:
A kind of improved pump structure is the hydraulic pressure pressure in order to control pump, comprising: the body of hollow; It is characterized in that, the body of this hollow is the body of hollow shelly, this body one side tool one water intake, opposite side tool one water outlet, and this body has a holding part in middle position, be provided with a water flow space that supplies this water intake and water outlet to be connected in this body, and this holding part is provided with a through hole that is communicated to this water intake in a side, and be provided with a perforation in this holding part bottom being communicated to this water flow space, water supply stream can flow through this perforation and through hole and this holding part and communicate in this body interior; One conjunction, it is to be fixedly arranged on this holding part, and this conjunction is in having a room towards this body holding part one end, this room is in through hole one side that should the body holding part is had a guide groove, for being communicated with this through hole and this room; One hydraulic pressure adjustment group, it is to be arranged in this room, and this hydraulic pressure adjustment group includes an elastic element and an interdiction piece, and this interdiction piece is for the perforation of this holding part of block, and this interdiction piece is away from an end and the mutual butt of this elastic element of this holding part perforation.
Aforesaid improved pump structure wherein is provided with one for the seal ring that prevents to leak between conjunction and described holding part.
Aforesaid improved pump structure, wherein holding part generally is the circular groove shape, and it is cylindric that this conjunction generally is.
Aforesaid improved pump structure, wherein room is in the form of slot.
Aforesaid improved pump structure, wherein elastic element is a spring.
Aforesaid improved pump structure, wherein interdiction piece away from an end of this holding part perforation be arranged in this elastic element and with the mutual butt of this elastic element, and outwards protrude out in the contiguous neutral position of this interdiction piece and to be wing, for it when being arranged in this elastic element, but block its avoid falling in this elastic element.
Aforesaid improved pump structure, wherein room is a through hole, and described room has an internal thread segment in the end of boring a hole away from this holding part, this internal thread segment is equipped with one and adjusts button, this adjustment button has the external thread section of the described room internal thread segment of a cooperation, and this adjustment button and this elastic element connect, and make it upper and lower displacement and compress this elastic element for this adjustment button of rotation, to change the pressure that this interdiction piece is resisted against this holding part perforation.
Aforesaid improved pump structure is wherein adjusted button and is provided with this elastic element of confession to the groove of establishing towards this elastic element one end.
Aforesaid improved pump structure is wherein adjusted button and is provided with an annular groove, prevents the water stop ring that leaks for sheathed one.
Aforesaid improved pump structure, wherein holding part apical margin outer circumferential side is an open space, each corner of this open space has a screw respectively, and all sides of described holding part are adjacent to neutral position, and to have vertical stage poor.
Aforesaid improved pump structure, wherein open space is a groove triangular in shape without exception.
Aforesaid improved pump structure, wherein conjunction in away from this room one end week side radially to be extended with an alar part, each alar part is in order in the open space that is placed in holding part, and has the perforation that several can cooperate each screw respectively in each alar part, for wearing a lock member and be locked in each screw, with in conjunction with described conjunction in this holding part.
Aforesaid improved pump structure, wherein conjunction has one and can cooperate another stage difference of this difference and engaging mutually in body stage, and be provided with one for the seal ring that prevents to leak between this two-stage difference between each alar part and this guide groove.
The beneficial effects of the utility model are that it can make main body structure unitized respectively in order to be set to constant-pressure type or to be the pressure adjusting structure of pressure regulating type, has the molding benefit of lifting and cost-effective advantage, and reaches the standardization purpose of tool replaceability part.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Fig. 1 is the perspective exploded view of the utility model first embodiment's constant-pressure type pump;
Fig. 2 is the solid combination schematic representation of the utility model first embodiment's constant-pressure type pump;
Fig. 3 is the generalized section of the utility model first embodiment's constant-pressure type pump, shows the state that refluxes that produces;
Fig. 4 is the generalized section of the utility model first embodiment's constant-pressure type pump, shows the seal ring that is provided with;
Fig. 5 is the solid combination schematic representation of the utility model second embodiment's pressure regulating type pump, shows the adjustment button structure in order to pressure regulation;
Fig. 6 is the perspective exploded view of the utility model the 3rd embodiment's constant-pressure type pump;
Fig. 7 is the generalized section of the utility model the 3rd embodiment's constant-pressure type pump, shows the conjunction of another pattern;
Fig. 8 is the solid combination schematic representation of the utility model the 4th embodiment's pressure regulating type pump structure, shows that another pattern is in order to adjust the adjustment button structure of hydraulic pressure;
Fig. 9 is the generalized section of the utility model the 4th embodiment's pressure regulating type pump structure, shows in order to adjust the adjustment button structure of hydraulic pressure;
Figure 10 is the solid combination schematic representation of existing pressure regulating type pump structure;
Figure 11 is the user mode figure of existing pressure regulating type pump structure, shows that hydraulic pressure does not surpass the closed state of set elastic element pressure;
Figure 12 is the user mode figure of existing pressure regulating type pump structure, shows when hydraulic pressure surpasses set elastic element pressure, presents the state of backflow.
Embodiment
The utility model preferred embodiment sees also Fig. 1 to Fig. 9, is the selected preferred embodiment of the utility model shown in the figure.
The utility model provides a kind of improved pump structure, sees Fig. 1 to Fig. 3 for details, is to be applied to a constant-pressure type pump, comprising:
One is the body 1 of hollow shelly, this body 1 one side tools one water intake 11, opposite side tool one water outlet 12, and this body 1 has a holding part 13 in middle position, in this body 1 and be provided with a water flow space 14 that is connected for this water intake 11 and water outlet 12, see also Fig. 3, this holding part 13 generally is the circular groove shape, and this holding part 13 is provided with a through hole 131 that is communicated to this water intake 11 in a side, and be provided with a perforation 132 in these holding part 13 bottoms being communicated to this water flow space 14, water supply stream can flow through this perforation 132 and through hole 131 and this holding part 13 and communicate in this body 1 inside.
One conjunction 2, this conjunction 2 generally is cylindric, for being fixedly arranged on this holding part 13, this conjunction 2 is in being concaved with a room 21 towards these body 1 holding part 13 1 ends, in present embodiment, this room 21 is in the form of slot, and this room 21 is in through hole 131 1 sides that should body 1 holding part 13 are had a guide groove 211, for being communicated with this through hole 131 and this room 21.
One hydraulic pressure adjustment group 3, it is to be arranged in this room 21, and this hydraulic pressure adjustment group 3 includes an elastic element 31 and an interdiction piece 32, and wherein, this elastic element 31 is a spring in present embodiment.
This interdiction piece 32 is the perforation 132 for this holding part 13 of block, and this interdiction piece 32 away from an end of this holding part 13 perforation 132 be arranged in this elastic element 31 and with these elastic element 31 mutual butts, and outwards protrude out in this interdiction piece 32 contiguous neutral positions and to be wing, when being arranged in this elastic element 31 for it, but block its avoid falling in this elastic element 31.
From the above mentioned as can be known, see also Fig. 3, promptly finish result as the produced backflow of existing structure, and can reach the function of level pressure control pump hydraulic pressure, and when hydraulic pressure surpasses the pressure that set elastic element 31 can bear, then further make the crumple backward automatically of this interdiction piece 32, and make this holding part 13 perforation 132 conductings and produce backflow, reduce the hydraulic pressure of output.
In addition, see also Fig. 4, wherein, be located at this holding part 13 with this conjunction 2, more can a seal ring 22 be set, thus in this conjunction 2 and 13 of this holding parts, in the time of can increasing this conjunction 2 and be located at this water flow space 14, further stop the problem of leaking.
Comprehensive aforementioned is the structure of constant-pressure type, for solving the sharing problem of constant-pressure type and pressure regulating type pump, please be in addition referring to shown in Figure 5, and its expression the utility model second embodiment is applied to the generalized section of pressure regulating type pump, wherein:
This room 21A is a through hole, and this room 21A is in having an internal thread segment 212A away from this holding part 13A perforation 132A one end, be equipped with one in this internal thread 212A section and adjust button 33A, this adjustment button 33A has an external thread section 331A that can cooperate this room 21A internal thread segment 212A, and be provided with one in this adjustment button 33A towards this elastic element 31A one end and support the groove 332A that establishes for this elastic element 31A, connect by this adjustment button 33A and with this elastic element 31A, and can make it upper and lower displacement and compress this elastic element 31A by this adjustment button of rotation 33A, to change the pressure that this interdiction piece 32A is resisted against this holding part 13A perforation 132A, and change the hydraulic pressure that this interdiction piece 32A can bear, whereby, can produce the hydraulic pressure pressure of backflow to set, further reach the purpose of adjusting hydraulic pressure.
Certainly, the utility model still has other example, wherein only difference in the part variation.See also Fig. 6 to Fig. 7, it is the 3rd embodiment of the present utility model, to show the improved pump structure of another constant-pressure type, wherein:
This body 1B is an open space 133B in this holding part 13B apical margin outer circumferential side, in the present embodiment, this open space 133B is a groove triangular in shape without exception, and have a screw 134B respectively in each corner of this open space 133B, and all sides of this holding part 13B are adjacent to neutral position and have one and be vertical stage difference 135B.
This conjunction 2B in away from this room 21B one end week side radially to be extended with an alar part 23B, each alar part 23B is in order in the open space 133B that is placed in aforementioned holding part 13B, and has the perforation 231B that several can cooperate aforementioned each screw 134B respectively in each alar part 23B, for wearing a lock member 4B and be locked in each screw 134B, with in conjunction with this conjunction 2B in this holding part 13B.
This conjunction 2B is between each alar part 23B and this guide groove 211B, and have one and can cooperate another stage difference 24B of this body 1B stage difference 135B and can engage mutually, and one seal ring 22B is set between this difference 135B, 24B two-stage, to lock this conjunction 2B by each lock member 4 B in this holding part 13B and fixed, further can prevent to leak.
Wherein, each cooperation pattern of difference 135B, 24B can be set to different aspects in stage, is that the structure of purpose is implemented to get final product to reach leak-stopping.
With the 3rd embodiment, so that being set separately, lock member can be fixed this conjunction in the holding part of this body in order to lock this conjunction, and further stop to leak by this seal ring, thus, the institute that not only can reach first embodiment as described above is powerful, and more can fix really stopping and leak.
At last, to shown in Figure 9, it is the 4th embodiment of the present utility model as Fig. 8, and it is to be applied to another kind of pressure regulating type pump, wherein:
This room 21C is a through hole, and this room 21C has an internal thread segment 212C in perforation 132C one end away from this holding part 13C, be equipped with one in this internal thread 212C section and adjust button 33C, this adjustment button 33C has one in order to cooperate the external thread section 331C of this holding part 13C internal thread segment 212C, and in this adjustment button 33C one end utilize the sheathed water stop ring 25C of an annular groove 333C and screw lock in this room 21C, and adjust button 33C bottom in this and supply ccontaining this elastic element 31C with a groove 332C, and connect with this elastic element 31C, and can make it upper and lower displacement and be pressed against elastic element 31C by this adjustment button of rotation 33C, to change the pressure that this interdiction piece 32C is resisted against this holding part 13C perforation 132C, change the hydraulic pressure that this interdiction piece 32C can bear, keep the hydraulic pressure that sets to produce backflow, further reach the purpose of adjusting hydraulic pressure.
In sum, by a machine-made body structure is set, an and disconnectable conjunction, make body structure in moulding molding aspect, only need one group of mould to finish, and the structure of conjunction, only difference is in room in the form of slot and the through hole shape, then this can reach the very big benefit when the production molding.
Moreover, because each element all can share, can be widely used in constant-pressure type and pressure regulating type pump, and have splendid replaceability by each element, with a large amount of reduction manufacture costs, and reach the standardization purpose of replaceability part.
Claims (13)
1. an improved pump structure is the hydraulic pressure pressure in order to control pump, comprising: the body of hollow; It is characterized in that,
The body of this hollow is the body of hollow shelly, this body one side tool one water intake, opposite side tool one water outlet, and this body has a holding part in middle position, be provided with a water flow space that supplies this water intake and water outlet to be connected in this body, and this holding part is provided with a through hole that is communicated to this water intake in a side, and is provided with a perforation in this holding part bottom being communicated to this water flow space, water supply stream can flow through this perforation and through hole and this holding part and communicate in this body interior;
One conjunction, it is to be fixedly arranged on this holding part, and this conjunction is in having a room towards this body holding part one end, this room is in through hole one side that should the body holding part is had a guide groove, for being communicated with this through hole and this room;
One hydraulic pressure adjustment group, it is to be arranged in this room, and this hydraulic pressure adjustment group includes an elastic element and an interdiction piece, and this interdiction piece is for the perforation of this holding part of block, and this interdiction piece is away from an end and the mutual butt of this elastic element of this holding part perforation.
2. improved pump structure according to claim 1 is characterized in that being provided with between described conjunction and described holding part one for the seal ring that prevents to leak.
3. improved pump structure according to claim 1 is characterized in that described holding part generally is the circular groove shape, and it is cylindric that this conjunction generally is.
4. improved pump structure according to claim 1 is characterized in that described room is in the form of slot.
5. improved pump structure according to claim 1 is characterized in that described elastic element is a spring.
6. improved pump structure according to claim 1, it is characterized in that described interdiction piece away from an end of this holding part perforation be arranged in this elastic element and with the mutual butt of this elastic element, and outwards protrude out in the contiguous neutral position of this interdiction piece and to be wing.
7. improved pump structure according to claim 1, it is characterized in that described room is a through hole, and described room has an internal thread segment in the end of boring a hole away from this holding part, this internal thread segment is equipped with one and adjusts button, this adjustment button has the external thread section of the described room internal thread segment of a cooperation, and this adjustment button and this elastic element connect, and make it upper and lower displacement and compress this elastic element for this adjustment button of rotation.
8. improved pump structure according to claim 7 is characterized in that described adjustment button is provided with one towards this elastic element one end and supplies this elastic element to support the groove of establishing.
9. improved pump structure according to claim 8 is characterized in that described adjustment button is provided with an annular groove, prevents the water stop ring that leaks for sheathed one.
10. improved pump structure according to claim 1, it is characterized in that described holding part apical margin outer circumferential side is an open space, each corner of this open space has a screw respectively, and all sides of described holding part are adjacent to neutral position, and to have vertical stage poor.
11. improved pump structure according to claim 10 is characterized in that described open space is groove triangular in shape without exception.
12. improved pump structure according to claim 10, it is characterized in that described conjunction in away from this room one end week side radially to be extended with an alar part, each alar part is in order in the open space that is placed in holding part, and has the perforation that several can cooperate each screw respectively in each alar part, for wearing a lock member and be locked in each screw, with in conjunction with described conjunction in this holding part.
13. improved pump structure according to claim 12, it is characterized in that described conjunction is between each alar part and this guide groove, have one and can cooperate another stage difference of this difference and engaging mutually in body stage, and between this two-stage difference, be provided with one for the seal ring that prevents to leak.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200971260U CN201090524Y (en) | 2007-08-17 | 2007-08-17 | Improved pump structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200971260U CN201090524Y (en) | 2007-08-17 | 2007-08-17 | Improved pump structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201090524Y true CN201090524Y (en) | 2008-07-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200971260U Expired - Fee Related CN201090524Y (en) | 2007-08-17 | 2007-08-17 | Improved pump structure |
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| Country | Link |
|---|---|
| CN (1) | CN201090524Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101725548B (en) * | 2008-10-13 | 2012-04-11 | 邓忠荣 | Pressure-adjusting and water-breaking structure of pump |
-
2007
- 2007-08-17 CN CNU2007200971260U patent/CN201090524Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101725548B (en) * | 2008-10-13 | 2012-04-11 | 邓忠荣 | Pressure-adjusting and water-breaking structure of pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080723 Termination date: 20160817 |
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| CF01 | Termination of patent right due to non-payment of annual fee |