CN217501941U - Diaphragm pump structure for water flushing device - Google Patents
Diaphragm pump structure for water flushing device Download PDFInfo
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- CN217501941U CN217501941U CN202221296246.4U CN202221296246U CN217501941U CN 217501941 U CN217501941 U CN 217501941U CN 202221296246 U CN202221296246 U CN 202221296246U CN 217501941 U CN217501941 U CN 217501941U
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Abstract
The utility model belongs to the technical field of tooth flushing devices, in particular to a diaphragm pump structure for a flushing device, which comprises a shell, and a transmission component, a diaphragm pump component, a pressurizing structure, a water inlet structure and a water outlet structure which are arranged in the shell; the diaphragm pump assembly comprises a sleeve cover, a soft rubber sleeve and a sleeve, wherein the soft rubber sleeve is arranged between the sleeve cover and the sleeve; the pressurizing structure comprises a pressurizing rod and a water pressing ring, the pressurizing rod is arranged in the water pressing ring, the water pressing ring is arranged in the pump body, and the pump body is arranged in the sleeve; the pump body is connected with the water inlet structure and the water outlet structure; the transmission component drives the soft rubber sleeve to reciprocate at the tail of the pump body to generate pressure change, so that water is sucked from the water inlet structure and pumped out from the water outlet structure. The utility model discloses not only can solve the problem of leaking effectively, can reach required rivers impact force moreover equally, can be higher even.
Description
Technical Field
The utility model belongs to the technical field of towards the tooth ware, especially, relate to a diaphragm pump structure for bath device.
Background
At present, people generally use toothbrushes to clean teeth, however, the existing toothbrushes only can clean dirt and residues on the surfaces of the teeth, and are difficult to completely remove residues in gaps between the teeth, especially more and more people do orthodontic shaping at present, the residues in shaping steel wires and pressing blocks are difficult to brush out through the toothbrushes and are difficult to remove by toothpicks or dental floss, so that electric tooth rinsers are popular with the public more and more, and the electric tooth rinsers mainly use high-speed water flow to rinse the teeth to achieve the effect of cleaning the teeth.
The water flushing device generally comprises a water tank, a water pumping device and a spray head, wherein the water pumping device comprises a transmission assembly, a piston and a piston cylinder, the transmission assembly generally comprises a motor, a worm, a gear (or a worm wheel), an eccentric wheel and a connecting rod, the motor drives the worm to rotate when rotating, the worm rotates to further drive the gear (or the worm wheel) and the eccentric wheel to rotate, and the eccentric wheel drives the piston to reciprocate in the piston cylinder through the connecting rod, so that water is pumped out.
However, in the existing tooth flushing device, because the piston is tightly attached to the wall of the piston cylinder, the friction loss is large, and the wall of the piston cylinder is relatively thin, the problem of water leakage is very easy to occur after the tooth flushing device is used for a period of time, and because the piston moves and rubs quickly, the tooth flushing device is easy to generate heat in the using process, and the service life of the piston cylinder is further shortened.
In view of the above, through diligent research and research day after night, the inventor of the present application has developed a diaphragm pump member for a flush device, which well makes up for the disadvantage of low water pressure impact force of the diaphragm pump by adding a pressurizing rod and a water pressing ring in the diaphragm pump member through a smart structural design, and achieves the functions of not leaking water and having good water flow impact force, and meanwhile, because there is no direct contact between a moving part and a pump body, there is no problem of heat generation, so the service life of the whole water pumping device is further prolonged. Meanwhile, the whole device is simple in structure, low in cost and simple to manufacture.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: to prior art's not enough, and provide a diaphragm pump component for bath, it is through ingenious structural design, through adding pressure boost stick and pressure water ring in the diaphragm pump component, thereby fine compensatied the shortcoming that diaphragm pump water pressure impact force is low, realize neither can the hourglass water, still have the function of good rivers impact force, simultaneously, because do not have the direct contact of moving part with the pump body, can not have the appearance of the problem of generating heat, consequently, the life of whole pumping device further prolongs. Meanwhile, the whole device is simple in structure, low in cost and simple to manufacture.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a diaphragm pump structure for a flushing device comprises a shell, and a transmission assembly, a diaphragm pump assembly, a pressurization structure, a water inlet structure and a water outlet structure which are arranged in the shell;
the diaphragm pump assembly comprises a sleeve cover, a soft rubber sleeve and a sleeve, wherein the soft rubber sleeve is arranged between the sleeve cover and the sleeve;
the pressurizing structure comprises the pressurizing rod and the water pressing ring, the pressurizing rod is arranged in the water pressing ring, the water pressing ring is arranged in the pump body, and the pump body is arranged in the sleeve;
the pump body is connected with the water inlet structure and the water outlet structure;
the swing arm drives the soft rubber sleeve to reciprocate at the tail of the pump body through the connecting rod to generate pressure change, so that water is sucked from the water inlet structure and pumped out from the water outlet structure.
As an improvement of the diaphragm pump member for a flush water device of the present invention, the pressurizing rod has a diameter smaller than the pressurizing ring and the pump body, so that the pressurizing rod and the pressurizing ring have a gap with the pump body.
As an improvement of the diaphragm pump member for a flush water device of the present invention, the pressurizing rod has a diameter smaller than the pressurizing ring and the pump body, so that the pressurizing rod and the pressurizing ring have a gap with the pump body.
As an improvement of the diaphragm pump component for the flushing device of the utility model, the pressure rod is externally provided with a water pressing ring.
As the utility model discloses the diaphragm pump structure for bath is improved, the transmission assembly includes motor, gear, eccentric wheel, swing arm and connecting rod, the gear housing is located on the output shaft of motor, the gear with the eccentric wheel meshing, an pot head of swing arm is located on the eccentric wheel, the other end of swing arm with the one end contact of connecting rod, the other end of connecting rod with the contact of pressure boost stick.
As an improvement of the diaphragm pump structure for the water flushing device of the utility model, a first spherical structure and a second spherical structure are respectively arranged at two ends of the connecting rod, the first spherical structure is embedded in the swing arm, and the second spherical structure is embedded in the pressurizing rod after sequentially passing through the sleeve cover and the soft rubber sleeve; the middle area of the connecting rod is provided with a clamping groove structure for the soft rubber sleeve to be embedded in, the soft rubber sleeve is fixedly arranged in the clamping groove structure, and the bottom of the soft rubber sleeve can move along with the connecting rod.
As the utility model discloses the improvement of diaphragm pump structure for bath, be formed with the spacing groove in the swing arm, be provided with eccentric round platform on the eccentric wheel, eccentric round platform is arranged in the spacing inslot, just be provided with the gear shaft in the eccentric round platform.
As an improvement of the diaphragm pump structure for the water flushing device of the utility model, a first sealing ring is arranged between the water inlet structure and the pump body; a second sealing ring is arranged between the pump body and the sleeve; and a third sealing ring and a first elastic assembly are arranged between the plunger cylinder and the water outlet structure.
As the utility model discloses the improvement of diaphragm pump structure for bath, it connects through locking seat and nozzle to go out the water structure, go out the water structure with be provided with the fourth sealing washer between the locking seat, the locking seat with be provided with second elastic component between the nozzle.
As an improvement of the diaphragm pump structure for the flushing device of the utility model, the shell comprises a left shell and a right shell of a screw joint.
In the prior art, the diaphragm pump has the advantages of no water leakage and low impact force and impact feeling of water flow.
Compared with the prior art, the utility model discloses an ingenious structural design adds the pressure boost stick and presses the water ring in the diaphragm pump component to fine compensatied the shortcoming that diaphragm pump water pressure impact force is low, neither can leak, still have good rivers impact force. Meanwhile, the whole device is simple in structure, low in cost and simple to manufacture.
Furthermore, the utility model discloses an add supercharging stick and pressurized-water ring in diaphragm pump component, and the diameter of supercharging stick is less than pressurized-water ring with the internal diameter of the pump body to there is the clearance in supercharging stick and pressurized-water ring and the pump body, through this kind of ingenious structural design, not only solved the problem of leaking ingeniously, owing to do not have the contact of moving part and the pump body, can not have the appearance of the problem of generating heat moreover, consequently, the life of whole diaphragm pump component further prolongs.
When the pressurizing device is used, the space formed by the soft rubber sleeve, the sealing structure in the water inlet structure and the sealing structure in the water outlet structure is a relatively sealed compression space, the connecting rod can drive the pressurizing rod to move when moving, and most of water flow reaction force is resisted by the pressurizing rod and the water pressing ring to enter the soft rubber sleeve, so that the pressurizing effect is achieved. The volume change in the compression space can also be pumped by the movement of the soft rubber sleeve. When the water pump works, when the connecting rod pulls the soft rubber sleeve and the pressurizing rod downwards, water enters the pump body through the water inlet structure, at the moment, the first diaphragm is opened, the second diaphragm is closed, a sealed space is defined by the soft rubber sleeve, the second diaphragm and the water of the water inlet structure, and at the moment, the water is sucked in a negative pressure state; when the connecting rod pushes the soft rubber sleeve and the pressurizing rod upwards, the first diaphragm is closed, the second diaphragm is opened, a sealed space is enclosed by the soft rubber sleeve, the first diaphragm and water of the water outlet structure, and at the moment, the water is pumped out in a high-pressure state. That is, at flexible glue cover and pressure boost stick reciprocating motion's in-process, can cause the volume change in the pump body, when flexible glue cover and pressure boost stick downstream, can form the negative pressure in the pump body to go into water structure department pump from intaking, and when flexible glue cover and pressure boost stick upstream, then can pump water from a water structure direction, thereby realize the pump water effect, in order to be used for operations such as washing teeth.
In a word, the utility model discloses under drive assembly's drive action, flexible rubber sleeve and pressure boost stick reciprocating motion in the pump body pump out water, though the volume change of water is little (the water yield of pumping at every turn is little) when flexible rubber sleeve and pressure boost stick move at every turn, nevertheless because the reciprocating motion frequency is high to can pump out water rapidly, consequently, still can reach very high rivers impact force, the water pressure that can reach than the piston structure even is higher. Therefore, the utility model discloses not only can solve the problem of leaking effectively, can reach required rivers impact force moreover equally, can be higher even.
Drawings
Fig. 1 is a schematic view of the exploded structure of the present invention.
Fig. 2 is a schematic perspective view of the present invention.
Fig. 3 is a schematic side view of the present invention.
Fig. 4 is a cross-sectional view taken along line a-a of fig. 3.
Fig. 5 is a partial sectional view of the middle drawbar of the present invention in an intermediate state.
Fig. 6 is a partial sectional view of the utility model when the middle pull rod is pulled to the lowest position.
Fig. 7 is a partial sectional view of the middle pull rod of the present invention pushed to the highest position.
Fig. 8 is a schematic structural view of the middle connecting rod of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that all the directional indicators (such as upper, lower, left, right, front, and rear … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
As shown in fig. 1 to 8, the present invention provides a diaphragm pump structure for a water flushing device, which comprises a housing 1, and a transmission assembly 2, a diaphragm pump assembly 3, a pressurizing structure 4, a water inlet structure 5 and a water outlet structure 6 which are arranged in the housing 1;
the diaphragm pump assembly 3 comprises a sleeve cover 31, a soft rubber sleeve 32 and a sleeve 33, wherein the soft rubber sleeve 32 is arranged between the sleeve cover 31 and the sleeve 33, and the edge of the soft rubber sleeve 32 is tightly pressed between the sleeve cover 31 and the sleeve 33;
the pressurizing structure 4 comprises a pressurizing rod 41 and a water pressing ring 42, the pressurizing rod 41 is arranged in the water pressing ring 42, the water pressing ring 42 is arranged in the pump body 7, and the pump body 7 is arranged in the sleeve 33;
the pump body 7 is connected with the water inlet structure 5 and the water outlet structure 6;
the transmission assembly 2 drives the soft rubber sleeve 32 and the pressurizing rod 41 to reciprocate in the pump body 7, so that water is sucked from the water inlet structure 5 and pumped out from the water outlet structure 6.
Wherein, the diameter of the pressurizing rod 41 is smaller than the inner diameters of the water pressing ring 42 and the pump body 7, so that a gap exists between the pressurizing rod 41 and the water pressing ring 42 and the pump body 7.
The joint of the water inlet structure 5 and the pump body 7 is provided with a first diaphragm 51, and the joint of the water outlet structure 6 and the pump body 7 is provided with a second diaphragm 61.
The pressurizing rod 41 is externally provided with the water pressing ring 42, and the pressurizing rod 41 and the water pressing ring 42 can resist most of water flow reaction force, so that the influence of the water flow reaction force on the soft rubber sleeve 32 is reduced, and the water pressure is improved.
The transmission assembly 2 comprises a motor 21, a gear 22, an eccentric wheel 23, a swing arm 24 and a connecting rod 25, wherein the gear 22 is sleeved on an output shaft of the motor 21, the gear 22 is meshed with the eccentric wheel 23, one end of the swing arm 24 is sleeved on the eccentric wheel 23, the other end of the swing arm 24 is contacted with one end of the connecting rod 25, and the other end of the connecting rod 25 is contacted with a pressurizing rod 41.
The two ends of the connecting rod 2 are respectively provided with a first spherical structure 21 and a second spherical structure 222, the first spherical structure 21 is embedded in the swing arm 1, and the second spherical structure 22 sequentially penetrates through the sleeve cover 31 and the soft rubber sleeve 32 and then is embedded in the pressurizing rod 41. A clamping groove structure 23 for embedding the soft rubber sleeve 32 is formed in the middle area of the connecting rod 2, the soft rubber sleeve 32 is fixedly arranged in the clamping groove structure 23, and the bottom of the soft rubber sleeve 32 can move along with the connecting rod 2. The soft rubber sleeve 32 is fixedly arranged outside the connecting rod 2, and the bottom of the soft rubber sleeve 32 can move along with the connecting rod 2, so that dynamic sealing is realized. As shown in fig. 6, the locking groove structure 23 is specifically formed by at least two protruding rings arranged around the circumference of the pull rod 2.
A limiting groove 241 is formed on the swing arm 24, an eccentric round table 231 is arranged on the eccentric wheel 23, the eccentric round table 231 is arranged in the limiting groove 241, and a gear shaft 26 is arranged in the eccentric round table 231.
A first sealing ring 52 is also arranged between the water inlet structure 5 and the pump body 7; a second sealing ring 34 is arranged between the pump body 7 and the sleeve 33; a third sealing ring 62 and an elastic component 63 are arranged between the pump body 7 and the water outlet structure 6.
Go out water structure 6 and be connected through locking seat 8 and nozzle 9, be provided with fourth sealing washer 81 between play water structure 6 and the locking seat 8, be provided with second elastic component 82 between locking seat 8 and the nozzle 9.
The housing 1 comprises a left shell 11 and a right shell 12 which are screwed together, so that the mounting and dismounting are convenient.
In the prior art, the diaphragm pump has the advantages of no water leakage and low impact force and impact feeling of water flow.
The utility model discloses an ingenious structural design adds pressurized-water rod 41 and pressurized-water ring 42 in the diaphragm pump component to fine compensatied the shortcoming that diaphragm pump water pressure impact force is low, neither can leak, still have good rivers impact force. Meanwhile, the whole device is simple in structure, low in cost and simple to manufacture.
Furthermore, the utility model discloses a through add pressurized rod 41 and pressurized-water ring 42 in diaphragm pump component, and pressurized rod 41's diameter is less than pressurized-water ring 42's internal diameter to there is the clearance between pressurized rod 41 and the pump body 7, through this kind of ingenious structural design, not only solved the problem of leaking ingeniously, moreover because there is not pressurized rod 41 and pressurized-water ring 42's contact, can not have the appearance of the problem of generating heat, consequently, whole diaphragm pump component's life further prolongs.
During the use, the space that the seal structure (first diaphragm 51) in soft gum cover 32, the structure of intaking 5 and the seal structure (second diaphragm 61) in the structure of going out water constitute is the compression space of relative sealed, and when pressure boost rod 41 moved, through keeping off most rivers counter-force with the pressurized-water ring and reach the pressurization effect. Water can be pumped despite the movement of the flexible rubber sleeve 32 within the pump body 7 alone. When the pressure increasing rod 41 is pulled downwards by the connecting rod 2, the bottom of the soft rubber sleeve 32 gradually moves downwards along with the connecting rod 2, the bottom of the soft rubber sleeve forms a structure similar to a V shape, water enters the pump body 7 from the water inlet structure 5, at the moment, the first diaphragm 51 is opened, the second diaphragm 61 is closed, a sealed space is enclosed by the water of the soft rubber sleeve 32, the water of the second diaphragm 61 and the water inlet structure 5, and at the moment, the water is in a negative pressure state and is sucked; when the pressure rod 41 is pushed upwards by the pull rod 2, the bottom of the soft rubber sleeve 32 gradually forms an inverted V-shaped structure along with the upward movement of the connecting rod 2, the first diaphragm 51 is closed, the second diaphragm 61 is opened, a sealed space is enclosed by the water of the soft rubber sleeve 32, the first diaphragm 51 and the water outlet structure 6, and the water is pumped out in a high-pressure state at the moment. That is, at the in-process that soft gum cover 32 reciprocating motion warp, can cause the volume change in the pump body 7, when soft gum cover 32 downstream warp, can form the negative pressure in the pump body 7 to go into water from the structure 5 that intakes, and when soft gum cover 32 upward motion warp, then can pump water from the 6 directions of structure that goes out, thereby realize the pump water effect, in order to be used for operations such as tooth washing.
In a word, the utility model discloses under drive assembly 2's drive action, flexible glue cover 32 is reciprocating motion deformation in the pump body 7, pumps out water, though the volume change of water is little when flexible glue cover 32 moves at every turn (the water yield of pumping at every turn is little), nevertheless because the reciprocating motion frequency is high to can pump out water rapidly, have simultaneously pressurized-water stick 41 and pressurized-water ring 42 to keep out most rivers reaction force, so have good rivers impact force, consequently, the utility model discloses can reach very high water pressure, the water pressure that can reach even than the piston structure is higher. Therefore, the utility model discloses not only can solve the problem of leaking effectively, can reach required water pressure moreover equally, can be higher even.
Appropriate changes and modifications to the embodiments described above will become apparent to those skilled in the art from the disclosure and teachings of the foregoing description. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and changes to the present invention should fall within the protection scope of the claims of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.
Claims (9)
1. A diaphragm pump structure for a water flushing device is characterized in that: the device comprises a shell, and a transmission assembly, a diaphragm pump assembly, a pressurization structure, a water inlet structure and a water outlet structure which are arranged in the shell;
the diaphragm pump assembly comprises a sleeve cover, a soft rubber sleeve and a sleeve, wherein the soft rubber sleeve is arranged between the sleeve cover and the sleeve;
the pressurizing structure comprises a pressurizing rod and a water pressing ring, the pressurizing rod is arranged in the water pressing ring, the water pressing ring is arranged in the pump body, and the pump body is arranged in the sleeve;
the pump body is connected with the water inlet structure and the water outlet structure;
the transmission assembly drives the soft rubber sleeve to reciprocate at the tail of the pump body to generate pressure change, so that water is sucked from the water inlet structure and pumped out from the water outlet structure.
2. A diaphragm pump structure for a flush device according to claim 1, wherein: the diameter of the booster rod is smaller than the inner diameters of the water pressing ring and the pump body, so that a gap exists between the booster rod and the water pressing ring and the pump body.
3. A diaphragm pump structure for a flush device according to claim 1, wherein: the joint of the water inlet structure and the pump body is provided with a first diaphragm, and the joint of the water outlet structure and the pump body is provided with a second diaphragm.
4. A diaphragm pump structure for a flush device according to claim 1, wherein: the transmission assembly comprises a motor, a gear, an eccentric wheel, a swing arm and a connecting rod, the gear is sleeved on an output shaft of the motor, the gear is meshed with the eccentric wheel, one end of the swing arm is sleeved on the eccentric wheel, the other end of the swing arm is in contact with one end of the connecting rod, and the other end of the connecting rod is in contact with the pressurizing rod.
5. A diaphragm pump structure for a flush device according to claim 4, wherein: a first spherical structure and a second spherical structure are respectively arranged at two ends of the connecting rod, the first spherical structure is embedded into the swing arm, and the second spherical structure sequentially penetrates through the sleeve cover and the soft rubber sleeve and then is embedded into the pressurizing rod; the middle area of the connecting rod is provided with a clamping groove structure for the soft rubber sleeve to be embedded in, the soft rubber sleeve is fixedly arranged in the clamping groove structure, and the bottom of the soft rubber sleeve can move along with the connecting rod.
6. A diaphragm pump structure for a flush device according to claim 4, wherein: a limiting groove is formed in the swing arm, an eccentric round table is arranged on the eccentric wheel, the eccentric round table is arranged in the limiting groove, and a gear shaft is arranged in the eccentric round table.
7. A diaphragm pump structure for a flush device according to claim 1, wherein: a first sealing ring is further arranged between the water inlet structure and the pump body; a second sealing ring is arranged between the pump body and the sleeve; and a third sealing ring and a first elastic assembly are arranged between the pump body and the water outlet structure.
8. A diaphragm pump structure for a flush device according to claim 1, wherein: the water outlet structure is connected with the nozzle through a locking seat, a fourth sealing ring is arranged between the water outlet structure and the locking seat, and a second elastic assembly is arranged between the locking seat and the nozzle.
9. A diaphragm pump structure for a flush device according to claim 1, wherein: the housing includes left and right shells that are bolted together.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221296246.4U CN217501941U (en) | 2022-05-26 | 2022-05-26 | Diaphragm pump structure for water flushing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221296246.4U CN217501941U (en) | 2022-05-26 | 2022-05-26 | Diaphragm pump structure for water flushing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217501941U true CN217501941U (en) | 2022-09-27 |
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ID=83357440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221296246.4U Active CN217501941U (en) | 2022-05-26 | 2022-05-26 | Diaphragm pump structure for water flushing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217501941U (en) |
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2022
- 2022-05-26 CN CN202221296246.4U patent/CN217501941U/en active Active
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