CN220646231U - Mini air pump of portable dry cell - Google Patents

Abstract

The utility model discloses a portable dry battery mini air pump which comprises a fixed shell, wherein a clamping cover is arranged at the bottom of the surface of the fixed shell, an air inlet pipe is communicated with the center of the top of the fixed shell, an air outlet pipe is fixedly arranged on the left side of the fixed shell, a motor is fixedly arranged in the fixed shell, an impeller is fixedly sleeved at the output end of the motor, a battery compartment is fixedly connected with the bottom of the surface of the fixed shell, a battery groove is formed in the surface of the battery compartment, a dry battery body is arranged in an inner cavity of the battery groove, and battery pieces are fixedly connected to the top and the bottom of the battery compartment. According to the utility model, the battery bin, the battery piece, the dry battery body and the battery groove are matched for use, so that the assembly steps are reduced, the subsequent concentrated installation and maintenance are realized, and the operation cost is reduced; through switch button, battery piece and switch contact cooperation use, can with battery piece direct mount, optimize equipment inner space when reinforcing connection stability.

Description

Mini air pump of portable dry cell

Technical Field

The utility model relates to the technical field of air pumps, in particular to a portable dry battery mini air pump.

Background

The air pump is an air pump, which is a device for exhausting air from a closed space or adding air from the closed space, and is mainly divided into an electric air pump and a manual air pump, a foot-operated air pump and an electric air pump, wherein the electric air pump takes electric power as power, and air pressure is generated by continuously compressing air through electric power.

If the battery bearing structure in the device is of a split type design, the left battery shell and the right battery shell bear a plurality of batteries, the assembly steps are increased to improve the processing cost, meanwhile, the switch key is electrically connected with the batteries in a basic lead connection mode, the actual assembly procedure is further increased, a certain limitation exists, and in order to solve the technical problems, the portable dry battery mini air pump is designed.

Disclosure of Invention

The utility model aims to provide a portable dry battery mini air pump which has the advantages of integrated bearing and stability and directness, and solves the problems that the battery bearing structure in the portable dry battery mini air pump is of a split type design, the assembly steps are increased to increase the processing cost, meanwhile, a switch key is electrically connected with a battery in a basic wire connection mode, and the actual assembly process is further increased.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a mini air pump of portable dry battery, includes the fixed shell, the clamping cover is installed to the bottom on fixed shell surface, the center department intercommunication at fixed shell top has the intake pipe, the left side fixed mounting of fixed shell has the outlet duct, the inside fixed mounting of fixed shell has the motor, the fixed cover of output of motor is equipped with the impeller, the bottom fixedly connected with battery compartment on fixed shell surface, battery compartment has been seted up on the surface of battery compartment, dry battery body is installed to the inner chamber of battery compartment, the equal fixedly connected with battery piece in top and bottom of battery compartment, the bottom fixed mounting of battery compartment inner chamber has the switch button, the equal fixed mounting switch contact foot of positive negative pole of switch button.

Preferably, the air inlet end of the motor is communicated with the bottom of the air inlet pipe, and the air outlet end of the motor is communicated with the right side of the air outlet pipe.

Preferably, one side of the switch contact pin away from the switch key is fixedly connected with the battery piece, and a hollow groove matched with the switch key for use is formed in the bottom of the inner cavity of the clamping cover.

Preferably, the number of the battery grooves is a plurality, the battery grooves are uniformly distributed on the left side and the right side of the battery bin, and the positive electrode and the negative electrode of each two adjacent dry battery bodies are in an inverted state.

Preferably, the bottom of switch contact pin has seted up the sign groove, the fixed damping strip that inlays in top of clamping cover surface and with fixed shell sliding contact.

Preferably, the battery compartment is integrally designed, and the connection part between the surface of the battery compartment and the fixed shell is fixedly connected through a screw.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the battery bin, the battery piece, the dry battery body and the battery groove are matched for use, so that the advantage of integral molding of the battery bin is realized, the dry battery body is not required to be separated and carried, the assembly steps are reduced, the subsequent concentrated installation and maintenance are realized, and the operation cost is reduced;

2. the utility model uses the switch key, the battery piece and the switch contact pin in a matched way, has the advantage of direct connection of the switch contact pin, can be directly installed with the battery piece, optimizes the internal space of the equipment while enhancing the connection stability, has a simple and ingenious structure, and reduces the assembly process.

Drawings

FIG. 1 is a schematic perspective view of the structure of the present utility model;

FIG. 2 is a schematic elevational cross-sectional view of the structure of the present utility model;

FIG. 3 is a perspective view of the present utility model in cross-section;

fig. 4 is a perspective view illustrating the separation of the battery compartment and the dry battery body according to the present utility model.

In the figure: 1. a fixed case; 2. clamping the cover; 3. an air inlet pipe; 4. an air outlet pipe; 5. a hollow groove; 6. a battery compartment; 7. a switch key; 8. a battery sheet; 9. a dry cell body; 10. a motor; 11. a battery case; 12. a switch contact pin; 13. an impeller.

Detailed Description

Referring to fig. 1-4, a portable mini air pump for dry batteries comprises a fixed shell 1, wherein a clamping cover 2 is installed at the bottom of the surface of the fixed shell 1, an air inlet pipe 3 is communicated with the center of the top of the fixed shell 1, an air outlet pipe 4 is fixedly installed at the left side of the fixed shell 1, a motor 10 is fixedly installed inside the fixed shell 1, an impeller 13 is fixedly sleeved at the output end of the motor 10, a battery bin 6 is fixedly connected at the bottom of the surface of the fixed shell 1, the battery bin 6 is arranged, the integrated disassembly and assembly can be carried out, the assembly steps are reduced, the cost is reduced, a clamping cover 2 is arranged, the battery bin 6 can be covered and protected in an installation state, the installation safety of the dry battery body 9 is further ensured, a battery groove 11 is formed in the surface of the battery bin 6, the inner cavity of the battery groove 11 is provided with the dry battery body 9, the installation requirement space requirement of the dry battery body 9 can be met by arranging the battery groove 11, the dry battery body 9 is stable to be free from moving, a battery piece 8 is fixedly connected at the top and the bottom of the battery bin 6, a switch button 7 is fixedly installed at the bottom of the inner cavity of the battery bin 6, a switch button 7 can be assembled by arranging a switch button 12, and the switch button 12 is directly connected with a cathode button 12 through the fixed contact pin, and the integrated connection is not required to be carried out, and the whole connection is better in order to be realized by virtue of the direct and the operation;

the air inlet end of the motor 10 is communicated with the bottom of the air inlet pipe 3, and the air outlet end of the motor 10 is communicated with the right side of the air outlet pipe 4;

one side of the switch contact pin 12 far away from the switch key 7 is fixedly connected with the battery piece 8, the bottom of the inner cavity of the clamping cover 2 is provided with a hollow groove 5 matched with the switch key 7, and a space can be formed to meet the installation requirement of the switch key 7 by arranging the hollow groove 5;

the number of the battery grooves 11 is a plurality and the battery grooves are uniformly distributed on the left side and the right side of the battery bin 6, and the positive electrode and the negative electrode of the adjacent two dry battery bodies 9 are in an inverted state;

the bottom of the switch contact pin 12 is provided with a marking groove, and the top of the surface of the clamping cover 2 is fixedly embedded with a damping strip and is in sliding contact with the fixed shell 1;

the battery compartment 6 is integrally designed, and the surface of the battery compartment 6 is fixedly connected with the connecting part of the fixed shell 1 through screws.

When the device is used, all parts are in an initial state, the clamping cover 2 is firstly taken down and separated from the fixing shell 1, at the moment, the dry battery body 9 is placed in the inner cavity of the battery groove 11, the positive electrode and the negative electrode of the dry battery body 9 are respectively in contact with the battery piece 8 so as to ensure normal power supply to the motor 10, the clamping cover 2 is reset until the device is stably connected with the fixing shell 1, when the device needs to work, the switch key 7 is pressed through the empty groove 5 to work, and because the switch contact pin 12 is fixedly connected with the battery piece 8, the switch key 7 is in a communicating state when being pressed, the dry battery body 9 supplies power to the motor 10, the motor 10 is electrified to work, the impeller 13 is driven to rotate, gas is conveyed through the air inlet pipe 3, and finally the air outlet pipe 4 works, so that the air inflation operation is realized.

To sum up: this mini air pump of portable dry battery through setting up battery compartment 6, battery piece 8, dry battery body 9, battery jar 11, switch button 7, battery piece 8 and switch contact 12, has solved battery bearing structure in this equipment and has been split type design, increases the equipment step and improves processing cost, and the switch key adopts basic wire connected mode to carry out the electricity with the battery simultaneously and is connected, further increases the problem of actual equipment process.

Claims (6)

1. The utility model provides a mini air pump of portable dry cell, includes fixed casing (1), its characterized in that: the utility model discloses a battery pack, including fixed shell (1), battery compartment (6), battery compartment (11), dry battery body (9) are installed to the inner chamber of battery compartment (11), the equal fixedly connected with battery piece (8) in top and bottom of battery compartment (6), the bottom fixed mounting of battery compartment (6) inner chamber has switch button (7), the equal fixed mounting switch touch foot (12) of positive negative pole of switch button (7) have motor (10) in the inside fixed mounting of fixed shell (1), the fixed cover of output of motor (10) is equipped with impeller (13), battery compartment (6) are installed to the bottom of fixed shell (1) surface, dry battery body (9) are installed in the inner chamber of battery compartment (6), the top and the bottom of battery compartment (6) are all fixedly connected with battery piece (8).

2. A portable dry cell mini air pump as in claim 1, wherein: the air inlet end of the motor (10) is communicated with the bottom of the air inlet pipe (3), and the air outlet end of the motor (10) is communicated with the right side of the air outlet pipe (4).

3. A portable dry cell mini air pump as in claim 1, wherein: one side of the switch contact pin (12) far away from the switch key (7) is fixedly connected with the battery piece (8), and an empty slot (5) matched with the switch key (7) for use is formed in the bottom of the inner cavity of the clamping cover (2).

4. A portable dry cell mini air pump as in claim 1, wherein: the number of the battery grooves (11) is a plurality, the battery grooves are uniformly distributed on the left side and the right side of the battery bin (6), and the positive electrode and the negative electrode of each two adjacent dry battery bodies (9) are in an inverted state.

5. A portable dry cell mini air pump as in claim 1, wherein: the bottom of the switch contact pin (12) is provided with a marking groove, and the top of the surface of the clamping cover (2) is fixedly inlaid with a damping strip and is in sliding contact with the fixed shell (1).

6. A portable dry cell mini air pump as in claim 1, wherein: the battery compartment (6) is integrally designed, and the connection part of the surface of the battery compartment (6) and the fixed shell (1) is fixedly connected through a screw.