CN216111395U - Air pump structure - Google Patents
Air pump structure Download PDFInfo
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- CN216111395U CN216111395U CN202122692160.5U CN202122692160U CN216111395U CN 216111395 U CN216111395 U CN 216111395U CN 202122692160 U CN202122692160 U CN 202122692160U CN 216111395 U CN216111395 U CN 216111395U
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- baffle
- pump structure
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Abstract
The utility model provides an air pump structure, and belongs to the technical field of machinery. It has solved the current not good problem of air pump life-span. The air pump structure comprises a shell with an air inlet and an air outlet, wherein a motor and an impeller driven by the motor are arranged in the shell, an installation cavity for placing the motor and the impeller is formed in the shell, the installation cavity is in a strip shape and is vertically arranged, and the air inlet is formed in the top of the installation cavity; the inner wall of the upper end of the installation cavity is matched with the outer wall of the impeller and is in clearance fit with the outer wall of the impeller, the air outlet is formed in one side of the upper end of the installation cavity, so that a strip-shaped flow guide channel with a cross section in a circular arc shape is formed between the inner wall of the installation cavity and the outer wall of the impeller, and the lower port of the flow guide channel is arranged downwards. The air pump has long service life.
Description
Technical Field
The utility model belongs to the technical field of machinery, and relates to an air pump.
Background
At present, air pumps are often adopted by air pressurization and pressure stabilization machines of children trampolines or various air bags to add air.
The existing air pump generally includes a housing, a motor disposed in the housing, and an impeller driven by the motor to rotate. Wherein, the top of the shell and the side part of the upper end are respectively provided with an air inlet and an air outlet; the impeller is generally a closed impeller. When the wind-driven generator is used, the motor drives the impeller to rotate, wind is pumped into the impeller from the air inlet and is discharged from the side part of the impeller, and finally the wind discharged from the side part of the impeller is sent out from the air outlet.
When the existing air pump is used, air discharged from the side part of the impeller is directly discharged through the air outlet, so that the air is mainly concentrated on the upper part of the motor, the heat dissipation of the motor is slowed, and the service life of the motor is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems in the prior art and provides an air pump structure with long service life.
The purpose of the utility model can be realized by the following technical scheme: an air pump structure comprises a shell with an air inlet and an air outlet, wherein a motor and an impeller driven by the motor are arranged in the shell; the inner wall of the upper end of the installation cavity is matched with the outer wall of the impeller, the inner wall of the upper end of the installation cavity is in clearance fit with the outer wall of the impeller, the air outlet is arranged on one side of the upper end of the installation cavity, so that a strip-shaped flow guide channel with a cross section in a circular arc shape is formed between the inner wall of the installation cavity and the outer wall of the impeller, and the lower port of the flow guide channel is arranged downwards.
When the wind power generator is used, the motor drives the impeller to rotate, and wind is pumped into the impeller and flows to the side part of the impeller to be discharged; in the air discharged from the side part of the impeller, most of the air is directly discharged through the air outlet, and a small part of the air flows downwards through the diversion channel, so that the air is discharged through the air outlet after being wound around the motor for a circle, therefore, the contact area between the air and the motor can be increased, the contact time between the air and the motor can be prolonged, the heat dissipation speed and efficiency of the motor can be effectively improved, and the service life of the air pump can be prolonged.
In foretell air pump structure, foretell shell is including the skeleton that possesses the inner chamber and locate half shell one in the skeleton, and the skeleton internal forming has half shell two with half shell one matching, and half shell one links firmly with half shell two and forms foretell installation cavity to make things convenient for motor and impeller installation.
In foretell air pump structure, the shaping has the baffle I that the level set up on the inner wall of half shell I, and it has baffle II to correspond the shaping on half shell two inner walls, forms between baffle I and the baffle II to match with the motor casing and be used for pressing from both sides the centre gripping mouth of tight positioning motor, makes to accomplish the motor location in the installation cavity forming process to through reducing the equipment step, improve the equipment convenience.
In the air pump structure, the first half shell and the second half shell are detachably and fixedly connected, so that the maintenance is convenient.
In foretell air pump structure, half shell one is improved level and is run through and have a plurality of through-holes, is equipped with the screw hole in half shell two, and the through-hole is the same with screw hole quantity and position one-to-one, all is equipped with the bolt in every through-hole, and the bolt head sticiss on half shell one, and bolt rod portion stretches out through-hole and screw in and corresponds the screw hole, has simple structure, simple to operate's advantage.
In foretell air pump structure, the shaping has the straight tube portion that quantity and through-hole are the same in half shell one, and the straight tube portion hole is foretell through-hole, corresponds in half shell two and is equipped with the screwed pipe portion that quantity and straight tube portion are the same, and screwed pipe portion hole is foretell screw hole, and screwed pipe portion one end joint is in corresponding straight tube portion, makes half shell one and half shell two form the pre-connection, makes things convenient for follow-up bolt installation.
In the air pump structure, the annular limiting seat is formed in the straight pipe part, and the bolt head part and the solenoid part are respectively tightly pressed on two end faces of the limiting seat, namely the limiting seat simultaneously limits the moving positions of the bolt and the solenoid part, so that the limiting seat has a dual-purpose effect, the structure is simplified, and the assembly is further facilitated.
In foretell air pump structure, baffle one has two and vertical distribution, and baffle two has two and just to two baffles one respectively to form two centre gripping mouths in vertical direction, strengthen motor location effect, thereby improve air pump job stabilization nature.
In the air pump structure, one straight pipe part is positioned between two first baffle plates, a first support plate is integrally formed between the two first baffle plates and the straight pipe part, the first support plate is vertically arranged, and two sides of the first support plate are respectively connected with the straight pipe part and the first baffle plate; one of the screw pipe parts is located between the two baffle plates II, a support plate II is integrally formed between the two baffle plates II and the screw pipe parts, and the support plate II is vertically arranged and two sides of the support plate II are respectively connected with the screw pipe parts and the baffle plates II. By adopting the design, the strength of the first baffle and the second baffle can be effectively enhanced, and the stability of the positioning motor is further enhanced.
In the air pump structure, the straight pipe parts are respectively arranged on two opposite sides of the first two baffle plates, and the straight pipe parts are pressed on the corresponding first baffle plates; the two opposite sides of the two baffle plates are respectively provided with the spiral pipe parts, and the spiral pipe parts are pressed on the corresponding baffle plates.
As another kind of scheme, in foretell air pump structure, half shell one is equipped with a plurality of buckles, is equipped with the draw-in groove that matches with the buckle on half shell two, and buckle and draw-in groove quantity are the same and the position one-to-one, and the buckle lock joint can realize half shell one equally and half shell two can dismantle to link firmly.
Compared with the prior art, the air pump structure has the following advantages:
1. the air discharged from the side part of the impeller flows downwards after being guided by the flow guide channel, so that the air is discharged from the air outlet after being wound around the motor for one circle, the contact area between the air and the motor can be increased, the contact time between the air and the motor can be prolonged, the heat dissipation speed and efficiency of the motor are effectively improved, and the service life of the air pump is prolonged.
2. The straight pipe portion is pressed to the upper side and the lower side of the first baffle plate, the spiral pipe portion is pressed to the upper side and the lower side of the second baffle plate, the first baffle plate and the second baffle plate are enabled to be well supported, the motor is reinforced to be positioned, and the working stability of the air pump is improved.
Drawings
Fig. 1 is a schematic perspective view of an air pump structure.
Fig. 2 is a longitudinal sectional structural view of the air pump structure.
Fig. 3 is a cross-sectional structural view of the air pump structure.
Fig. 4 is a schematic view of the connection structure of the half shell one and the half shell two.
Fig. 5 is a perspective view of the half shell I.
In the figure, 1, a housing; 1a, mounting a cavity; 1a1, air inlet; 1a2, air outlet; 1b, a framework; 1c, half shell one; 1c1, straight tube portions; 1c2 and a limiting seat; 1c3, baffle one; 1c4, support plate one; 1d, half shell II; 1d1, coil part; 1d2 and a baffle II; 1d3 and a second supporting plate; 2. a motor; 3. an impeller; 4. a flow guide channel; 5. a bolt; 6. and (4) a storage battery.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
Example one
As shown in fig. 1 and 2, the air pump structure includes a housing 1 having an air inlet 1a1 and an air outlet 1a2, a motor 2 and an impeller 3 are disposed in the housing 1, the motor 2 and the impeller 3 are distributed up and down, and the impeller 3 is fixed on a main shaft of the motor 2, so that the motor 2 drives the impeller 3 to stably rotate, so as to draw air into the impeller 3 and discharge the air through a side portion of the impeller 3.
In particular, the present invention relates to a method for producing,
the shaping has installation cavity 1a in shell 1, and installation cavity 1a is the bar and vertical setting. The motor 2 and the impeller 3 are both arranged in the mounting cavity 1a, and the motor 2 is fixedly arranged. Wherein, the air inlet 1a1 is arranged at the top of the installation cavity 1 a; the inner wall of the upper end of the installation cavity 1a is matched with the outer wall of the impeller 3 and is in clearance fit with the outer wall of the impeller 3, the air outlet 1a2 is formed in one side of the upper end of the installation cavity 1a, so that a strip-shaped flow guide channel 4 with a cross section in a circular arc shape is formed between the inner wall of the installation cavity 1a and the outer wall of the impeller 3, and at the moment, the lower port of the flow guide channel 4 is arranged downwards.
In the present embodiment, it is preferred that,
as shown in fig. 3, 4 and 5, the mounting cavity 1a is formed as follows: the shell 1 is including the skeleton 1b that possesses the inner chamber and locate half shell 1c in the skeleton 1b, and the shaping has two 1d of half shell that match with half shell 1c in the skeleton 1b, and half shell 1c links firmly with half shell two 1d and forms installation cavity 1a to make things convenient for motor 2 and impeller 3 to install.
Preferably, half-shell one 1c and half-shell two 1d are removably attached, and this removable attachment is as follows: half shell 1c goes up the level and runs through and has a plurality of through-holes, is equipped with the screw hole in half shell two 1d, and the through-hole is the same with screw hole quantity and the position one-to-one, all is equipped with bolt 5 in every through-hole, and 5 heads of bolt sticiss on half shell 1c, and 5 pole portions of bolt stretch out the through-hole and the screw in corresponds the screw hole. Further, the half shell 1c is internally provided with straight pipe parts 1c1 with the same number as the through holes, and the inner holes of the straight pipe parts 1c1 are the through holes; the number of the screw pipe parts 1d1 which are the same as the number of the straight pipe parts 1c1 are correspondingly arranged in the half shell two 1d, the inner holes of the screw pipe parts 1d1 are threaded holes, one end of each screw pipe part 1d1 is clamped in the corresponding straight pipe part 1c1, so that the half shell one 1c and the half shell two 1d form pre-connection, and subsequent bolts 5 are convenient to install.
Furthermore, an annular limiting seat 1c2 is formed in the straight pipe portion 1c1, and the head of the bolt 5 and the screw pipe portion 1d1 are respectively tightly pressed on two end faces of the limiting seat 1c2, namely, the limiting seat 1c2 simultaneously limits the moving positions of the bolt 5 and the screw pipe portion 1d1, so that the limiting seat 1c2 has a dual-purpose effect, the structure is simplified, and the assembly is further facilitated.
As shown in fig. 2 and 5, the motor 2 is fixed as follows: the inner wall of the half-shell 1c is formed with a horizontally arranged baffle 1c3, the inner wall of the half-shell 1d is correspondingly formed with a baffle two 1d2, a clamping opening which is matched with the motor 2 casing and used for clamping and positioning the motor 2 is formed between the baffle one 1c3 and the baffle two 1d2, and the motor 2 is positioned in the forming process of the mounting cavity 1a, so that the assembling convenience is improved by reducing assembling steps.
Preferably, the first baffle 1c3 has two and vertical distribution, and the second baffle 1d2 has two and just faces two first baffles 1c3 respectively to form two centre gripping mouths in the vertical direction, strengthen motor 2 location effect, thereby improve air pump job stabilization nature.
As shown in fig. 2 and 5, one of the straight tube portions 1c1 is located between two baffles 1c3, a support plate 1c4 is integrally formed between the two baffles 1c3 and the straight tube portion 1c1, the support plate 1c4 is vertically arranged, and two sides of the support plate are respectively connected with the straight tube portion 1c1 and the baffle 1c 3; one of the spiral pipe parts 1d1 is located between the two baffle plates two 1d2, a support plate two 1d3 is integrally formed between the two baffle plates two 1d2 and the spiral pipe part 1d1, the support plate two 1d3 is vertically arranged, and two sides of the support plate two 1d3 are respectively connected with the spiral pipe part 1d1 and the baffle plate two 1d 2. Two opposite sides of the first baffles 1c3 are respectively provided with a straight pipe part 1c1, and the straight pipe parts 1c1 are pressed on the corresponding first baffles 1c 3; two opposite sides of the two baffles 1d2 are respectively provided with a spiral pipe part 1d1, and the spiral pipe part 1d1 presses on the corresponding baffle two 1d 2. The straight pipe portion 1c1 is pressed to the upper side and the lower side of the first baffle 1c3, the spiral pipe portion 1d1 is pressed to the upper side and the lower side of the second baffle 1d2, the first baffle 1c3 and the second baffle 1d2 are enabled to be well supported, the positioning effect of the motor 2 is enhanced, and the working stability of the air pump is improved.
In the actual product, still the shaping has the location chamber in the shell 1, and the location chamber is located installation cavity 1a one side, and the location intracavity is installed for the battery 6 of motor 2 power supply, makes the air pump need not the external power supply and still can independently operate.
When the wind-driven generator is used, the motor 2 drives the impeller 3 to rotate, and wind is pumped into the impeller 3 and flows to the side part of the impeller 3 to be discharged; in the air discharged from the side part of the impeller 3, most of the air is directly discharged through the air outlet 1a2, and a small part of the air is guided by the guide channel 4 to flow downwards, so that the air is discharged through the air outlet 1a2 after winding the motor 2 for a circle, thereby not only increasing the contact area of the air and the motor 2, but also prolonging the contact time of the air and the motor 2, effectively improving the heat dissipation speed and efficiency of the motor 2 and prolonging the service life of the air pump.
Example two
The structure and principle of the second embodiment are basically the same as those of the first embodiment, and different points are as follows: be equipped with a plurality of buckles on half shell 1c, be equipped with the draw-in groove that matches with the buckle on half shell two 1d, buckle and draw-in groove quantity are the same and the position one-to-one, and the buckle lock joint can realize equally that half shell 1c and half shell two 1d can dismantle to link firmly in corresponding the draw-in groove.
The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.
Claims (10)
1. An air pump structure comprises a shell (1) with an air inlet (1a1) and an air outlet (1a2), wherein a motor (2) and an impeller (3) driven by the motor (2) are arranged in the shell (1), and the air pump structure is characterized in that a mounting cavity (1a) for placing the motor (2) and the impeller (3) is formed in the shell (1), the mounting cavity (1a) is in a strip shape and is vertically arranged, and the air inlet (1a1) is formed in the top of the mounting cavity (1 a); the inner wall of the upper end of the installation cavity (1a) is matched with the outer wall of the impeller (3) in a clearance fit mode, the air outlet (1a2) is formed in one side of the upper end of the installation cavity (1a) so that a strip-shaped flow guide channel (4) with a cross section in a circular arc shape is formed between the inner wall of the installation cavity (1a) and the outer wall of the impeller (3), and the lower port of the flow guide channel (4) is arranged downwards.
2. The air pump structure according to claim 1, wherein the housing (1) comprises a frame (1b) having an inner cavity and a first half shell (1c) disposed in the frame (1b), a second half shell (1d) matching with the first half shell (1c) is formed in the frame (1b), and the first half shell (1c) and the second half shell (1d) are fixedly connected to form the mounting cavity (1 a).
3. The air pump structure as claimed in claim 2, wherein the first half shell (1c) is formed with a horizontally arranged baffle (1c3) on the inner wall thereof, the second half shell (1d) is formed with a baffle (1d2) on the inner wall thereof, and a clamping opening matched with the casing of the motor (2) and used for clamping and positioning the motor (2) is formed between the baffle (1c3) and the baffle (1d 2).
4. An air pump structure according to claim 3, characterized in that the half shell one (1c) and the half shell two (1d) are detachably secured.
5. An air pump structure according to claim 3, characterized in that a plurality of through holes are horizontally formed in the first half shell (1c), threaded holes are formed in the second half shell (1d), the number of the through holes and the threaded holes correspond to each other in a one-to-one manner, a bolt (5) is arranged in each through hole, the head of each bolt (5) is tightly pressed on the first half shell (1c), and the rod of each bolt (5) extends out of the through hole and is screwed into the corresponding threaded hole.
6. An air pump structure according to claim 5, characterized in that the half shell I (1c) is formed with straight pipe portions (1c1) having the same number as the through holes, the inner holes of the straight pipe portions (1c1) are the through holes, the half shell II (1d) is correspondingly formed with screw pipe portions (1d1) having the same number as the straight pipe portions (1c1), the inner holes of the screw pipe portions (1d1) are the threaded holes, and one end of the screw pipe portion (1d1) is clamped in the corresponding straight pipe portion (1c 1).
7. The air pump structure according to claim 6, wherein the straight pipe portion (1c1) is formed therein with a stopper seat (1c2) having an annular shape, and the head of the bolt (5) and the pipe portion (1d1) are respectively pressed against both end faces of the stopper seat (1c 2).
8. An air pump structure according to claim 6 or 7, characterized in that the first baffle (1c3) has two vertically distributed baffles, and the second baffle (1d2) has two baffles and is respectively opposite to the two first baffles (1c 3).
9. An air pump structure according to claim 8, wherein one of the straight pipe portions (1c1) is located between two baffles one (1c3), a support plate one (1c4) is integrally formed between the two baffles one (1c3) and the straight pipe portion (1c1), the support plate one (1c4) is vertically arranged, and two sides of the support plate one (1c3) are respectively connected with the straight pipe portion (1c1) and the baffle one (1c 3); one of the spiral pipe parts (1d1) is located between the two baffle plates (1d2), a support plate (1d3) is integrally formed between the two baffle plates (1d2) and the spiral pipe part (1d1), the support plate (1d3) is vertically arranged, and two sides of the support plate are respectively connected with the spiral pipe part (1d1) and the baffle plate (1d 2).
10. An air pump structure according to claim 9, wherein the straight pipe portions (1c1) are respectively provided on opposite sides of the first baffle plates (1c3), and the straight pipe portions (1c1) are pressed against the corresponding first baffle plates (1c 3); the two opposite sides of the two baffles II (1d2) are respectively provided with the spiral pipe parts (1d1), and the spiral pipe parts (1d1) are pressed on the corresponding baffles II (1d 2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122692160.5U CN216111395U (en) | 2021-11-04 | 2021-11-04 | Air pump structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122692160.5U CN216111395U (en) | 2021-11-04 | 2021-11-04 | Air pump structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216111395U true CN216111395U (en) | 2022-03-22 |
Family
ID=80713386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122692160.5U Active CN216111395U (en) | 2021-11-04 | 2021-11-04 | Air pump structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216111395U (en) |
-
2021
- 2021-11-04 CN CN202122692160.5U patent/CN216111395U/en active Active
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Address after: 138 Huangyangshan Road, Taiping Street, Wenling City, Taizhou City, Zhejiang Province Patentee after: ZHEJIANG CHENGKANG MACHINERY & ELECTRICAL PRODUCT MANUFACTURING Co.,Ltd. Address before: 317500 No. 138, Huangyangshan Road, Taiping Street, Wenling City, Lishui City, Zhejiang Province Patentee before: ZHEJIANG CHENGKANG MACHINERY & ELECTRICAL PRODUCT MANUFACTURING Co.,Ltd. |