CN212508738U - Double air pump - Google Patents
Double air pump Download PDFInfo
- Publication number
- CN212508738U CN212508738U CN202020996846.6U CN202020996846U CN212508738U CN 212508738 U CN212508738 U CN 212508738U CN 202020996846 U CN202020996846 U CN 202020996846U CN 212508738 U CN212508738 U CN 212508738U
- Authority
- CN
- China
- Prior art keywords
- air
- inlet hole
- air inlet
- connecting piece
- hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a double-air pump, which comprises a shell, a connecting piece and two air pumps, wherein the two air pumps are respectively arranged at two sides of the shell, two opposite side walls of the connecting piece are respectively provided with a first air inlet hole and a second air inlet hole, and the first air inlet hole is communicated with the second air inlet hole; the first air inlet hole and the second air inlet hole are respectively connected with the two air pumps, and air of the air pumps enters the connecting piece through the first air inlet hole and the second air inlet hole and exits through the air outlet holes on the connecting piece; the air of the two air pumps of the utility model can be uniformly fed at the same time, thus ensuring the working efficiency of the air pump; the two heat dissipation fans are arranged on the shell, so that the heat dissipation effect is more ideal; in addition, the connecting piece sets up a plurality of ventholes, can satisfy the demand of bigger air output.
Description
Technical Field
The utility model relates to an air pump specifically is a two air pumps.
Background
An air pump, namely an air pump, is a device for removing air from a closed space or adding air from the closed space, takes electric power as power, and continuously compresses air through the electric power to generate air pressure; in order to solve the problem of small air outlet quantity of the air pump in the market, the applicant applies for a utility model patent with the publication number of CN 209012032U, which comprises an air pump and a shell, wherein the air pump comprises a first air pump and a second air pump, the first air pump and the second air pump are symmetrically arranged at two sides of the shell, the first air pump and the second air pump are connected through a connecting piece, an air outlet cover is arranged on the connecting piece, and an air outlet hole is arranged on the air outlet cover; the two ends of the connecting piece are respectively provided with a first connecting hole and a second connecting hole, the first connecting hole is communicated with the second connecting hole, the first connecting hole and the second connecting hole are respectively connected with a first air pump and a second air pump, and gas in the first air pump and the second air pump is gathered on the air outlet cover through the first connecting hole, the second connecting hole and the through hole and is discharged through the first air outlet hole.
The air output of the double air pump is large, but in use, the following problems exist:
the air of the first air pump and the air of the second air pump are gathered on the air outlet cover and go out from the air outlet hole of the air outlet cover; however, the air outlet cover is only directly butted with the connecting hole, air of the other air pump firstly enters the connecting hole II, then enters the connecting hole I through the through hole and then enters the air outlet cover, and when the air consumption is large, the situation of insufficient air supply is inevitable;
two air pumps are symmetrically arranged and share one cooling fan, so that the cooling effect is not ideal;
and thirdly, only one air outlet hole is formed in the air outlet cover of the connecting piece, and if the connecting piece needs to use more air, one air outlet hole cannot meet the requirement.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical defects, the utility model aims to provide a double air pump, the air of the two air pumps is uniformly fed at the same time, and the working efficiency of the air pump is ensured; the two heat dissipation fans are arranged on the shell, so that the heat dissipation effect is more ideal; in addition, the connecting piece sets up a plurality of ventholes, can satisfy the demand of bigger air output.
In order to realize the technology, the following technical scheme is adopted:
two air pumps, including casing, connecting piece and two air pumps, two air pumps set up respectively in the both sides of casing, its characterized in that: two opposite side walls of the connecting piece are respectively provided with a first air inlet hole and a second air inlet hole, and the first air inlet hole is communicated with the second air inlet hole; the first air inlet hole and the second air inlet hole are respectively connected with the two air pumps, and air of the air pumps enters the connecting piece through the first air inlet hole and the second air inlet hole and exits through the air outlet holes in the connecting piece.
An end cover is arranged at the end part of the air pump and is respectively connected with the first air inlet hole and the second air inlet hole; and a vent hole is formed in the end cover, and the gas of the gas pump enters the first gas inlet hole and the second gas inlet hole of the connecting piece through the vent hole.
The first air inlet hole and the second air inlet hole are arranged in a staggered mode, the apertures of the first air inlet hole and the second air inlet hole are partially overlapped, the first air inlet hole and the second air inlet hole are communicated after the apertures are overlapped, a gas channel is formed in the connecting piece, and the air outlet hole is communicated with the gas channel.
The inner walls of the two sides of the shell are provided with heat dissipation fans corresponding to the first air inlet and the second air inlet of the connecting piece, and the shell is provided with heat dissipation holes corresponding to the heat dissipation fans; and a grid protective cover is arranged outside the heat dissipation holes.
And a pressure sensing switch is arranged on the connecting piece and is communicated with the gas channel.
And auxiliary air outlet holes are formed in the side walls of the connecting piece corresponding to the first air inlet hole and the second air inlet hole.
And annular flanges are arranged on the side wall of the connecting piece and positioned at the edge openings of the first air inlet hole and the second air inlet hole, and the annular flanges are matched with the annular grooves of the end cover.
The shell is divided into an upper shell and a lower shell, the upper shell comprises two side plates and a top plate, and the heat radiation fan is fixed on the inner walls of the two side plates; the connecting piece is fixed at the bottom of the top plate, the top plate is provided with a gas outlet, and the gas outlet is communicated with a gas outlet hole of the connecting piece.
And a manual switch is arranged on the top plate or the side plate.
The utility model has the advantages that: the first air vent and the second air vent are arranged on two opposite side walls of the connecting piece, the apertures of the first air vent and the second air vent are partially overlapped, an air channel is formed in the connecting piece, and when the air pump works, two air pumps uniformly intake air at the same time, so that the working efficiency of the double air pumps is ensured; the two air pumps are connected with the connecting piece in opposite directions, and two radiating fans can be respectively arranged on two sides of the shell, so that the radiating effect is good, and the working stability of the air pumps is improved; and thirdly, an auxiliary air outlet is added, so that the requirements of various air consumption can be met.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is an exploded schematic view of the present invention;
FIG. 3 is a schematic structural diagram of the connector of the present invention;
fig. 4 is another schematic structural diagram of the connecting member of the present invention;
fig. 5 is a cross-sectional view of the connector of the present invention;
fig. 6 is a schematic structural diagram of two air pumps and a connecting member of the present invention.
Detailed Description
As shown in fig. 1-6, the utility model discloses a double-air pump, which comprises a shell 1, a connecting piece 2 and two air pumps 3, wherein the two air pumps are respectively arranged at two sides of the shell, two opposite side walls of the connecting piece are respectively provided with an air inlet hole I21 and an air inlet hole II 22, and the air inlet hole I is communicated with the air inlet hole II; the first air inlet hole and the second air inlet hole are respectively connected with the two air pumps, and air of the air pumps enters the connecting piece through the first air inlet hole and the second air inlet hole and exits through the air outlet hole 23 on the connecting piece.
An end cover 31 is arranged at the end part of the air pump and is respectively connected with the first air inlet hole and the second air inlet hole; the end cover is internally provided with a vent hole 32, and the air of the air pump enters the air inlet hole of the connecting piece through the vent hole. The two air pumps are not symmetrically arranged, but are oppositely arranged on the two sides of the connecting piece.
The first air inlet hole and the second air inlet hole are arranged in a staggered mode, the apertures of the first air inlet hole and the second air inlet hole are partially overlapped, the first air inlet hole and the second air inlet hole are communicated after the apertures are overlapped, a gas channel is formed in the connecting piece, and the air outlet hole is communicated with the gas channel. When the air pumps work, air of the two air pumps enters the air channels simultaneously, and the working efficiency of the two air pumps is guaranteed.
The inner walls of the two sides of the shell are provided with heat dissipation fans 4 corresponding to the positions of the first air inlet and the second air inlet of the connecting piece, and the shell is provided with heat dissipation holes 41 corresponding to the positions of the heat dissipation fans; and a grid protective cover 42 is arranged outside the heat dissipation holes. Because the air pump is arranged in the opposite direction, the heat radiation fans can be arranged on the two sides of the shell.
Be provided with pressure-sensitive switch 5 on the connecting piece, pressure-sensitive switch link up with gas passage, can detect the atmospheric pressure in the air pump of both sides, and the prevention pressure is too big, can play the effect of regulation and control.
And auxiliary air outlet holes 24 are formed in the side walls of the connecting piece corresponding to the first air inlet hole and the second air inlet hole. In general, only the air outlet is used, the auxiliary air outlet is firmly blocked by the plug 6, and the plug 6 is detached and connected out by a pipe when in use; the auxiliary air outlet holes are added, so that the connecting piece is provided with a plurality of air outlet holes, and the connecting piece can be flexibly applied according to actual needs.
The side wall of the connecting piece is provided with an annular flange 25 at the edge of the first air inlet and the second air inlet, and the annular flange is matched with the annular groove 33 of the end cover, so that the air pump is more reliably connected with the connecting piece.
The shell is divided into an upper shell 11 and a lower shell 12, the upper shell comprises two side plates and a top plate, and the heat radiation fan is fixed on the inner walls of the two side plates; the connecting piece is fixed at the bottom of the top plate, the top plate is provided with a gas outlet 13, and the gas outlet is communicated with a gas outlet hole of the connecting piece. And a manual switch 7 is arranged on the top plate or the side plate, and the manual switch 7 controls the opening or closing of the double air pumps.
The utility model has the advantages that: the first air vent and the second air vent are arranged on two opposite side walls of the connecting piece, the apertures of the first air vent and the second air vent are partially overlapped, an air channel is formed in the connecting piece, and when the air pump works, two air pumps uniformly intake air at the same time, so that the working efficiency of the double air pumps is ensured; the two air pumps are connected with the connecting piece in opposite directions, and two radiating fans can be respectively arranged on two sides of the shell, so that the radiating effect is good, and the working stability of the air pumps is improved; and thirdly, an auxiliary air outlet is added, so that the requirements of various air consumption can be met.
Claims (9)
1. Two air pumps, including casing, connecting piece and two air pumps, two air pumps set up respectively in the both sides of casing, its characterized in that: two opposite side walls of the connecting piece are respectively provided with a first air inlet hole and a second air inlet hole, and the first air inlet hole is communicated with the second air inlet hole; the first air inlet hole and the second air inlet hole are respectively connected with the two air pumps, and air of the air pumps enters the connecting piece through the first air inlet hole and the second air inlet hole and exits through the air outlet holes in the connecting piece.
2. The dual air pump of claim 1, wherein: an end cover is arranged at the end part of the air pump and is respectively connected with the first air inlet hole and the second air inlet hole; and a vent hole is formed in the end cover, and the gas of the gas pump enters the first gas inlet hole and the second gas inlet hole of the connecting piece through the vent hole.
3. The dual air pump of claim 2, wherein: the first air inlet hole and the second air inlet hole are arranged in a staggered mode, the apertures of the first air inlet hole and the second air inlet hole are partially overlapped, the first air inlet hole and the second air inlet hole are communicated after the apertures are overlapped, a gas channel is formed in the connecting piece, and the air outlet hole is communicated with the gas channel.
4. The dual air pump of claim 3, wherein: the inner walls of the two sides of the shell are provided with heat dissipation fans corresponding to the first air inlet and the second air inlet of the connecting piece, and the shell is provided with heat dissipation holes corresponding to the heat dissipation fans; and a grid protective cover is arranged outside the heat dissipation holes.
5. The dual air pump of claim 3, wherein: and a pressure sensing switch is arranged on the connecting piece and is communicated with the gas channel.
6. The dual air pump as claimed in any one of claims 1 to 5, wherein: and auxiliary air outlet holes are formed in the side walls of the connecting piece corresponding to the first air inlet hole and the second air inlet hole.
7. The dual air pump of claim 6, wherein: and annular flanges are arranged on the side wall of the connecting piece and positioned at the edge openings of the first air inlet hole and the second air inlet hole, and the annular flanges are matched with the annular grooves of the end cover.
8. The dual air pump of claim 4, wherein: the shell is divided into an upper shell and a lower shell, the upper shell comprises two side plates and a top plate, and the heat radiation fan is fixed on the inner walls of the two side plates; the connecting piece is fixed at the bottom of the top plate, the top plate is provided with a gas outlet, and the gas outlet is communicated with a gas outlet hole of the connecting piece.
9. The dual air pump of claim 8, wherein: and a manual switch is arranged on the top plate or the side plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020996846.6U CN212508738U (en) | 2020-06-03 | 2020-06-03 | Double air pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020996846.6U CN212508738U (en) | 2020-06-03 | 2020-06-03 | Double air pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212508738U true CN212508738U (en) | 2021-02-09 |
Family
ID=74382494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020996846.6U Active CN212508738U (en) | 2020-06-03 | 2020-06-03 | Double air pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212508738U (en) |
-
2020
- 2020-06-03 CN CN202020996846.6U patent/CN212508738U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105873420B (en) | A kind of independent ventiduct structure of frequency converter | |
| CN201656747U (en) | Water cooling radiator used for frequency converter | |
| CN212508738U (en) | Double air pump | |
| CN210130051U (en) | High-efficient heat abstractor is used to mechatronic equipment | |
| CN102035303A (en) | Cooling system inside variable frequency generator unit | |
| CN217721006U (en) | Frequency converter control box | |
| CN211350909U (en) | Storage and control integrated ternary lithium battery | |
| CN209012032U (en) | A kind of double air pumps | |
| CN218831129U (en) | Power supply box capable of efficiently dissipating heat | |
| CN208173374U (en) | Phase-shifting rectifier transformer and intersection heat dissipation wind channel structure | |
| CN221178241U (en) | Wall-mounted combined electric cabinet | |
| CN211240489U (en) | Low-voltage variable-frequency speed regulation device convenient to assemble and disassemble | |
| CN219678954U (en) | All-metal shell low-voltage reactive compensation controller | |
| CN217652935U (en) | Ultra-efficient mixed centrifugal fan based on frequency conversion control | |
| CN205617487U (en) | Water supply installation | |
| CN211630087U (en) | Frequency converter | |
| CN216121465U (en) | High-efficient radiating electrical equipment dustproof protection case | |
| CN204592390U (en) | A kind of centrifugal blower solenoid valve group | |
| CN221236752U (en) | Upper casing of electronic actuator | |
| CN220544027U (en) | Stable assembled battery who connects | |
| CN213775828U (en) | High-new energy-saving fire pump | |
| CN104747751A (en) | Solenoid valve set for centrifugal fan | |
| CN217929047U (en) | Air conditioner with high efficiency of evaporating return air and diffusing flow | |
| CN210859278U (en) | Air duct structure with double fans and three air outlets | |
| CN216058012U (en) | Medical instrument cooling and heat dissipation equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |