CN212744241U - Dual-purpose inflating pump with pressure gauge - Google Patents
Dual-purpose inflating pump with pressure gauge Download PDFInfo
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- CN212744241U CN212744241U CN202021129929.1U CN202021129929U CN212744241U CN 212744241 U CN212744241 U CN 212744241U CN 202021129929 U CN202021129929 U CN 202021129929U CN 212744241 U CN212744241 U CN 212744241U
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Abstract
The utility model discloses a take dual-purpose inflating pump of manometer aims at solving the inflating pump and can not detect the atmospheric pressure value at the in-process of inflating, and the inflating pump does not have the function of bleeding moreover, can not satisfy the not enough of needs that the product of aerifing accomodate. The utility model discloses an including the barrel, the handle, the piston is installed in the barrel, be connected with communicating pipe between piston and the handle, the intraductal gas tube of installing of communicating pipe, be equipped with the inflation chamber in the piston, the tonifying qi chamber, be equipped with the air inlet on the handle, the gas outlet, piston top is the air chamber in the barrel, piston below is the air chamber down in the barrel, inflation chamber and last air chamber on the piston, all install one-way admission valve down between the air chamber, tonifying qi chamber and last air chamber on the piston, all install one-way air outlet valve down between the air chamber, the gas tube intercommunication is between inflation chamber and gas outlet, communicating pipe is installed between tonifying qi chamber and air inlet, install the manometer that is used for.
Description
Technical Field
The utility model relates to an aerating device, more specifically say, it relates to a take dual-purpose inflating pump of manometer.
Background
Inflatable products, such as inflatable beds, inflatable sofas, inflatable boats, etc., are increasingly popular because of their convenient use and storage. The manual inflating pump is one of the most important inflating tools for these inflating products because of its simple structure and convenient operation. However, the existing manual inflating pump has some defects, and cannot detect the air pressure value in real time in the inflating process, so that some hidden dangers can be caused, and particularly, the product can be damaged when the product is not high in pressure bearing. On the other hand, when the inflatable product needs to be stored after being used, the air in the inflatable product needs to be exhausted as far as possible so as to form a small storage volume, but the inflatable product is insufficient in air exhaust in many times, residual air in the later exhaust period is inconvenient to exhaust, and the conventional common inflating pump does not have the inflating function.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects, the utility model provides a take dual-purpose inflating pump of manometer, it can detect the air pressure value at the in-process of inflating, has the function of bleeding moreover to satisfy the needs that the product of aerifing was accomodate.
In order to solve the technical problem, the utility model discloses a following technical scheme: the utility model provides a take dual-purpose inflating pump of manometer, which comprises a barrel, the handle, a piston, the piston is installed in the barrel, be connected with communicating pipe between piston and the handle, the intraductal gas tube of installation of communicating, be equipped with the clearance of ventilating between gas tube outer wall and the communicating pipe inner wall, be equipped with the inflation chamber in the piston, the tonifying qi chamber, be equipped with the air inlet on the handle, the gas outlet, piston top is the air chamber in the barrel, piston below is the air chamber down in the barrel, all install one-way admission valve on the piston between inflation chamber and the air chamber, all install one-way air outlet valve between the air chamber down on the piston, the gas tube intercommunication is between inflation chamber and gas outlet, communicating pipe is installed between inflation chamber and air inlet, install the manometer that is used for detecting gas outlet.
When the inflatable product is inflated, the air pipe is connected with the air outlet, the piston is moved in a reciprocating mode to inflate, air flow is inflated into the inflatable product from the air outlet, and the pressure gauge arranged on the handle detects the air pressure value at the position of the air port. When the inflatable product is pumped, the air pipe is connected with the air inlet, the air pipe is discharged from the air outlet in the reciprocating movement process of the piston, air is supplied into the air supply cavity from the air inlet, and supplied air comes from the inflatable product, so that the pumping action of the inflatable product is realized. The dual-purpose inflating pump with the pressure gauge can detect the air pressure value in the inflating process, and has the air pumping function so as to meet the requirement of storing inflating products.
Preferably, the upper end of the cylinder body is tightly connected with the upper cover, the communicating pipe movably penetrates through the upper cover, and the switching valve is arranged on the upper cover. The switching valve is installed on the upper cover, so that the switching between bidirectional inflation and unidirectional inflation of the inflation pump can be realized, when the switching valve is closed, the inflation pump is in a bidirectional inflation mode, and when the handle is pressed down and pulled up, the inflation pump can inflate outwards from the air outlet, so that the inflation efficiency is improved, and at the moment, the air is supplied to the upper air chamber from the air inlet. When the switching valve is opened, the inflating pump is in a one-way inflating mode, the inflating is carried out only when the handle is pressed down, the air is directly supplied to the upper air chamber from the switching valve in the pressing-down process of the piston, and the air is supplied to the lower air chamber from the air inlet in the pulling-up process of the piston, so that the inflating strength is reduced.
Preferably, the lower end of the upper cover is provided with an insertion ring groove, the upper end of the barrel is tightly inserted in the insertion ring groove, the inner bottom surface of the upper cover is provided with a mounting ring, an annular gland is mounted in the mounting ring, and the gland is sleeved on the outer wall of the communicating pipe. The connection sealing performance of the upper cover, the cylinder body and the communicating pipe is good.
Preferably, the handle is provided with an air inlet cavity and an air outlet cavity, the air inlet and the communicating pipe are communicated with the air inlet cavity, and the air outlet and the inflation pipe are communicated with the air outlet cavity. This arrangement facilitates smooth flow of the air stream.
Preferably, the inner wall of the air outlet cavity is provided with a mounting hole, the pressure gauge is provided with a detection column, and the detection column is inserted in the mounting hole in a matching manner. The mounting hole is convenient for the installation of the detection column on the pressure gauge.
Preferably, the detection column is screwed with the mounting hole. The detection column is directly connected with the mounting hole through threads, and the connection is convenient.
In the other scheme, the detection column is in threaded connection with a threaded sleeve, and the threaded sleeve is abutted against the inner wall of the air outlet cavity. The detection column is connected and limited through the threaded sleeve, and the connection is reliable.
Preferably, the positions, close to the air inlet and the air outlet, in the handle are both provided with dust screens. The dustproof net plays a good dustproof role.
Preferably, the handle is provided with a positioning hole communicated with the air inlet, an inserting ring communicated with the air outlet is arranged in the positioning hole, the upper end of the communicating pipe is tightly connected with the positioning hole, and the upper end of the inflation pipe is tightly inserted in the inserting ring. The communicating pipe and the inflation pipe are connected with the grip conveniently and reliably.
Preferably, the piston is provided with a fastening hole communicated with the air replenishing cavity, the bottom surface of the fastening hole is provided with an insertion hole communicated with the air replenishing cavity, the lower end of the communicating pipe is tightly connected with the fastening hole, and the lower end of the air charging pipe is tightly inserted into the insertion hole. The communicating pipe and the gas filling pipe are connected with the piston conveniently and reliably.
Compared with the prior art, the beneficial effects of the utility model are that: (1) the dual-purpose inflating pump with the pressure gauge can detect the air pressure value in the inflating process, and has the air extracting function so as to meet the requirement of storing an inflating product; (2) the inflation pump can switch between a bidirectional inflation mode and a unidirectional inflation mode, and is flexible and convenient to use.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a cross-sectional view of the present invention;
FIG. 3 is an exploded view of the grip of the present invention;
fig. 4 is a cross-sectional view of a grip according to embodiment 1 of the present invention;
fig. 5 is a cross-sectional view of a grip according to embodiment 2 of the present invention;
in the figure: 1. the device comprises a cylinder body, 2, a handle, 3, a piston, 4, a communicating pipe, 5, an inflation pipe, 6, a ventilation gap, 7, an inflation cavity, 8, an air supplement cavity, 9, an air inlet, 10, an air outlet, 11, an upper air chamber, 12, a lower air chamber, 13, a one-way air inlet valve, 14, a one-way air outlet valve, 15, a pressure gauge, 16, a handle, 17, an upper cover, 18, a switching valve, 19, an insertion ring groove, 20, an installation ring, 21, a pressing cover, 22, an air inlet cavity, 23, an air outlet cavity, 24, an installation hole, 25, a detection column, 26, an installation groove, 27, a dust screen, 28, a positioning hole, 29, an insertion ring, 30, a fastening hole, 31, an insertion hole, 32.
Detailed Description
The technical solution of the present invention is further described in detail by the following specific embodiments in combination with the accompanying drawings:
example 1: a dual-purpose inflating pump with a pressure gauge (see attached figures 1 to 4) comprises a cylinder body 1, a handle 2 and a piston 3, wherein the piston is arranged in the cylinder body, a communicating pipe 4 is connected between the piston and the handle, an inflating pipe 5 is arranged in the communicating pipe, an air gap 6 is arranged between the outer wall of the inflating pipe and the inner wall of the communicating pipe, an inflating cavity 7 and an inflating cavity 8 are arranged in the piston, an air inlet 9 is arranged on the handle, the gas outlet 10, the upper portion of the piston in the cylinder is an upper gas chamber 11, the lower portion of the piston in the cylinder is a lower gas chamber 12, one-way inlet valves 13 are respectively arranged between an inflation cavity on the piston and the upper gas chamber and between the inflation cavity on the piston and the lower gas chamber, one-way outlet valves 14 are respectively arranged between the inflation cavity on the piston and the upper gas chamber and between the inflation cavity on the piston and the lower gas chamber, the inflation tubes are communicated between the inflation cavity and the gas outlet, the communicating tube is arranged between the inflation cavity and the gas inlet, and the handle is provided with a.
The handle is in a cross structure, the air inlet and the air outlet are arranged at the front side and the rear side of the handle, and the handles 16 are arranged at the left side and the right side of the handle. The upper end of the cylinder body is tightly connected with an upper cover 17, the communicating pipe movably penetrates through the upper cover, and a switching valve 18 is arranged on the upper cover. The lower end of the upper cover is provided with an insertion ring groove 19, the upper end of the barrel is tightly inserted in the insertion ring groove, the inner bottom surface of the upper cover is provided with a mounting ring 20, an annular gland 21 is mounted in the mounting ring, the gland is sleeved on the outer wall of the communicating pipe, a sealing ring is mounted in the mounting ring and abuts against the position between the gland and the inner wall of the upper cover, and the sealing ring is tightly sleeved on the outer wall of the communicating pipe. The handle is provided with an air inlet cavity 22 and an air outlet cavity 23, the air inlet and the communicating pipe are communicated with the air inlet cavity, and the air outlet and the inflation pipe are communicated with the air outlet cavity. The inner wall of the air outlet cavity is provided with a mounting hole 24, the pressure gauge is provided with a detection column 25, and the detection column is inserted into the mounting hole in a matching manner. The upper end of the handle is provided with a mounting groove 26, a mounting hole is arranged on the bottom surface of the mounting groove, the pressure gauge is arranged in the mounting groove, and a sealing ring is arranged between the pressure gauge and the bottom surface of the mounting groove. The detection column is in threaded connection with the mounting hole.
When the inflatable product is inflated, the air pipe is connected with the air outlet, the piston is moved in a reciprocating mode to inflate, air flow is inflated into the inflatable product from the air outlet, and the pressure gauge arranged on the handle detects the air pressure value at the position of the air port.
When the switching valve is closed, the inflating pump is in a bidirectional inflating mode, and can inflate from the air outlet outwards when the handle is pressed down and pulled up, so that inflating efficiency is improved. When the piston is pulled up, the air pressure in the upper air chamber is increased, the air flow enters the inflation cavity from the upper air chamber and is discharged outwards through the inflation tube, the air outlet cavity and the air outlet to be inflated, the pressure gauge detects the air pressure value in the air outlet cavity, the air pressure in the lower air chamber is reduced in the process, and air is supplied to the air supplement cavity and the lower air chamber from the air inlet.
When the switching valve is opened, the upper air chamber is communicated with the outside, the inflating pump is in a one-way inflating mode, the inflating is carried out only when the handle is pressed down, the air is directly supplied to the upper air chamber from the switching valve in the process of pressing down the piston, and the air is supplied to the lower air chamber from the air inlet in the process of pulling up the piston, so that the inflating strength is reduced.
When the inflatable product is pumped, the air pipe is connected with the air inlet, the air pipe is discharged from the air outlet in the reciprocating movement process of the piston, air is supplied into the air supply cavity from the air inlet, and supplied air comes from the inflatable product, so that the pumping action of the inflatable product is realized. The dual-purpose inflating pump with the pressure gauge can detect the air pressure value in the inflating process, and has the air pumping function so as to meet the requirement of storing inflating products.
Example 2: the structure of a dual-purpose inflation pump with a pressure gauge (see figure 5) is similar to that of embodiment 1, and the main difference is that a detection column in the embodiment is in threaded connection with a threaded sleeve 32, and the threaded sleeve abuts against the inner wall of an air outlet cavity. The other structure is the same as embodiment 1.
The above-described embodiments are merely preferred and are not intended to limit the present invention in any way, and other variations and modifications may be made without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (10)
1. The utility model provides a take dual-purpose inflating pump of manometer, which comprises a barrel, the handle, a piston, the piston is installed in the barrel, characterized by, be connected with communicating pipe between piston and the handle, the intraductal gas tube of installation of communicating, be equipped with the clearance of ventilating between gas tube outer wall and the communicating pipe inner wall, be equipped with the inflation chamber in the piston, the tonifying qi chamber, be equipped with the air inlet on the handle, the gas outlet, piston top is the air chamber in the barrel, piston below is the air chamber in the barrel, all install one-way admission valve on the piston between inflation chamber and the air chamber, all install one-way air outlet valve between the air chamber down on the piston, the gas tube intercommunication is between inflation chamber and gas outlet, install between inflation chamber and air inlet communicating pipe, install the manometer that is used for detecting gas outlet atmospheric.
2. The dual-purpose inflation pump with the pressure gauge as claimed in claim 1, wherein the upper end of the cylinder is tightly connected with the upper cover, the communicating pipe movably penetrates through the upper cover, and the switching valve is arranged on the upper cover.
3. The dual-purpose inflation pump with the pressure gauge as claimed in claim 2, wherein the lower end of the upper cover is provided with an insertion ring groove, the upper end of the cylinder is tightly inserted into the insertion ring groove, the inner bottom surface of the upper cover is provided with a mounting ring, an annular gland is mounted in the mounting ring, and the gland is sleeved on the outer wall of the communicating pipe.
4. The dual-purpose inflation pump with pressure gauge as claimed in claim 1, wherein the handle has an air inlet chamber and an air outlet chamber, the air inlet and the communicating pipe are both connected to the air inlet chamber, and the air outlet and the inflation pipe are both connected to the air outlet chamber.
5. The dual-purpose inflation pump with the pressure gauge as claimed in claim 4, wherein the inner wall of the air outlet cavity is provided with a mounting hole, the pressure gauge is provided with a detection column, and the detection column is inserted into the mounting hole in a matching manner.
6. The dual-purpose inflation pump with the pressure gauge as claimed in claim 5, wherein the detection column is in threaded connection with the mounting hole.
7. The dual-purpose inflation pump with the pressure gauge as claimed in claim 5, wherein the detection column is connected with a threaded sleeve in a threaded manner, and the threaded sleeve abuts against the inner wall of the air outlet cavity.
8. The dual-purpose inflating pump with pressure gauge as claimed in any one of claims 1 to 7, wherein dust screens are installed in the grip near the air inlet and the air outlet.
9. The dual-purpose inflation pump with pressure gauge as claimed in any one of claims 1 to 7, wherein the handle has a positioning hole communicating with the air inlet, an insertion ring communicating with the air outlet is provided in the positioning hole, the upper end of the communicating tube is tightly connected to the positioning hole, and the upper end of the inflation tube is tightly inserted into the insertion ring.
10. The dual-purpose inflation pump with the pressure gauge as claimed in any one of claims 1 to 7, wherein the piston is provided with a fastening hole communicating with the inflation chamber, the bottom surface of the fastening hole is provided with an insertion hole communicating with the inflation chamber, the lower end of the communicating pipe is tightly connected with the fastening hole, and the lower end of the inflation pipe is tightly inserted into the insertion hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021129929.1U CN212744241U (en) | 2020-06-17 | 2020-06-17 | Dual-purpose inflating pump with pressure gauge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021129929.1U CN212744241U (en) | 2020-06-17 | 2020-06-17 | Dual-purpose inflating pump with pressure gauge |
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| Publication Number | Publication Date |
|---|---|
| CN212744241U true CN212744241U (en) | 2021-03-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021129929.1U Active CN212744241U (en) | 2020-06-17 | 2020-06-17 | Dual-purpose inflating pump with pressure gauge |
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| CN (1) | CN212744241U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023284308A1 (en) * | 2021-07-13 | 2023-01-19 | 金华精研机电股份有限公司 | Multipurpose inflation pump |
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2020
- 2020-06-17 CN CN202021129929.1U patent/CN212744241U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023284308A1 (en) * | 2021-07-13 | 2023-01-19 | 金华精研机电股份有限公司 | Multipurpose inflation pump |
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