CN103706007A - Rotatable-nozzle atomizer - Google Patents

Abstract

The invention discloses a rotatable-nozzle atomizer comprising a connecting cap. A pump unit is disposed inside the connecting cap. A button which can be pressed to drive the pump unit to operate is arranged above the connecting cap. The button is connected above the pump unit and communicated with the pump unit. The rotatable-nozzle atomizer is characterized in that a rotatable adapter is connected to the button and a nozzle is connected to the adapter. The rotatable-nozzle atomizer which is simple in structure with adjustable spray angle, convenient to use, convenient to store, capable of quickly starting to pump and relatively stable in ejection volume is provided to overcome the defects of the prior art.

Description

Sprayer with rotatable nozzle

technical field

The invention relates to a sprayer with a rotatable nozzle.

Background technique

The sprayer is a device commonly used in the medical field to spray medicines, and it is mostly used in stomatology and respiratory departments, that is, mouth and nose sprays. In order to extend into the user's oral cavity or nasal cavity, the existing sprayers often have a long liquid spray pipe on the nozzle. The existing liquid spray pipe and the press head are generally integrally formed. The nozzle points to a single point and cannot be moved. It is convenient to send the liquid medicine to the ideal part of the user, and the existing design is inconvenient to store and needs to occupy a large space. Bring a lot of inconvenience to the user. In addition, due to the defects in the design of the existing nasal cavity sprayer, there are disadvantages such as relatively slow pumping during use, relatively unstable spray volume, and poor spray effect. Can not meet the needs of users.

Therefore, the existing sprayer needs to be further improved.

Contents of the invention

The purpose of the present invention is to overcome the deficiencies in the prior art and provide a sprayer with simple structure, adjustable spray angle, convenient use, convenient storage, fast pumping, relatively stable spray volume and rotatable nozzle.

In order to achieve the above object, the present invention adopts the following scheme:

A sprayer with a rotatable spray tube, comprising a combination cover, a pump body assembly is arranged inside the combination cover, and a button that can drive the pump body assembly to work when pressed is arranged above the combination cover, and the button is connected to the The upper part of the pump body assembly communicates with the pump body assembly, and it is characterized in that a rotatable adapter is connected to the button, and a spray pipe is connected to the adapter.

A sprayer with a rotatable nozzle as described above is characterized in that the adapter includes a seat body, a connecting channel is provided in the seat body, and a connecting rotating shaft is provided on the seat body. A through hole communicating with the connecting channel is provided in the connecting shaft, a connecting groove is provided on the button, the connecting rotating shaft is inserted into the connecting groove, and a The connection channel is connected to the connection port, and the nozzle is connected to the connection port.

A sprayer with a rotatable nozzle as described above is characterized in that a convex ring is provided above the combined cover, and a stop that can be pressed against the convex ring is provided on the adapter so as to prevent the button from moving downward. bump.

A sprayer with a rotatable nozzle as described above is characterized in that the pump body assembly includes a pump chamber, the pump chamber includes a first pump area, and a second pump is arranged below the first pump area area, the inner diameter of the second pump area is smaller than the inner diameter of the first pump area, a first connection part is provided between the first pump area and the second pump area, and a third pump is connected to the lower end of the second pump area area, the inner diameter of the third pump area is smaller than the inner diameter of the second pump area, a second connection part is provided between the second pump area and the third pump area, and a The positioning step is provided with a pump core assembly in the pump chamber.

A sprayer with a rotatable nozzle as described above is characterized in that the pump core assembly includes a locking cover arranged on the inner wall of the upper part of the pump chamber, and an upper pump rod is arranged inside the locking cover. The upper pump rod is provided with a limit step, the upper pump rod on the upper part of the limit step protrudes from the combined cover, the upper pump rod on the lower part of the limit step is set in the combined cover, and the button is connected to the upper pump rod Above, a piston is sheathed on the outer wall of the upper pump rod below the limiting step, and an auxiliary spring is arranged between the piston and the limiting step, and the auxiliary spring is sleeved on the upper pump rod. A lower pump rod is arranged in the pump chamber below the upper pump rod, a main spring is arranged between the lower pump rod and the positioning step, and a pump bead is arranged at the lower part of the pump chamber.

A sprayer with a rotatable nozzle as described above is characterized in that the combination cover includes a cover body, an outer convex connection part is provided on the upper end surface of the cover body, and a The installation hole, the upper pump rod is arranged in the installation hole, the convex ring is arranged on the outer side of the convex connecting part, the positioning convex ring is arranged on the inner wall of the convex connecting part, and the outer wall of the first pump area is provided A limiting convex ring is provided, and the limiting convex ring is clamped on the positioning convex ring.

A sprayer with a rotatable nozzle as described above is characterized in that the lower pump rod includes a lower pump rod body that can be inserted into the inner cavity of the upper pump rod, and a sealing head is provided on the lower end of the lower pump rod body.

A sprayer with a rotatable nozzle as described above is characterized in that a gasket is provided in the combined cover.

A sprayer with a rotatable nozzle as described above is characterized in that a liquid introduction tube is connected to the lower end of the pump chamber, and a connecting thread is provided in the combined cover.

A sprayer with a rotatable nozzle as described above is characterized in that a fog point is provided at the outlet end of the nozzle.

In summary, the present invention has the beneficial effects relative to the prior art as follows:

1. The structure of the present invention is simple. A pump body assembly is arranged in the combined cover, a button is arranged on the pump body assembly, a rotatable adapter is connected to the button, and a spray pipe is connected to the adapter. Users can adjust different spray angles by rotating the adapter according to their needs, so as to more effectively send the liquid medicine to the ideal part.

2. In the present invention, a protruding ring is provided above the combination cover, and a limit projection that can press against the protruding ring to prevent the button from moving down is provided on the adapter. When the sprayer is not in use, when the adapter is rotated, the limit projection is pressed against the convex ring, thereby effectively preventing the button from moving downward under force, causing waste or unnecessary accidents.

3. The pump body assembly in the present invention adopts a double spring design, so that the sprayer of the present invention starts the pump quickly and the spray volume is stable.

Description of drawings

Fig. 1 is the three-dimensional schematic diagram of the present invention;

Fig. 2 is the exploded schematic diagram of Fig. 1;

Fig. 3 is a schematic cross-sectional view in Fig. 1;

Fig. 4 is the enlarged view of place A in Fig. 3;

Fig. 5 is the schematic diagram of the transfer joint of the present invention;

Fig. 6 is the schematic diagram of the pump chamber of the present invention;

Fig. 7 is a schematic diagram of the combined cover of the present invention.

Detailed ways

The present invention will be further described below in conjunction with accompanying drawing description and specific embodiment:

A sprayer with a rotatable nozzle as shown in Figures 1 to 3, includes a combination cover 1, a pump body assembly 2 is arranged inside the combination cover 1, and a pump body assembly 2 is arranged above the combination cover 1 and can be driven when pressed. The button 3 of the pump body assembly 2 is connected to the top of the pump body assembly 2 and communicates with the pump body assembly 2. A rotatable adapter 4 is connected to the button 3, and the adapter 4 is connected to the button 3. Connect with nozzle 5 on the top.

As shown in Figures 1, 2, 3 and 5, the adapter 4 described in the present invention includes a seat body 41, a connecting channel 42 is provided in the seat body 41, and a connecting channel 42 is provided on the seat body 41. A connecting shaft 43, the connecting shaft 43 is provided with a through hole communicating with the connecting channel 42, a connecting groove 31 is provided on the button 3, and the connecting rotating shaft 43 is inserted into the connecting groove 31 A connection port 44 communicating with the connection channel 42 is provided on the base body 41 , and the nozzle pipe 5 is connected to the connection port 44 . The user can adjust different spraying angles by rotating the adapter 4 according to the requirement, so as to more effectively send the liquid medicine to the ideal part.

In the present invention, a protruding ring 11 is provided above the combination cover 1 , and a limiting protrusion 45 that can press against the protruding ring 11 to prevent the button 3 from moving down is provided on the adapter 4 . When the sprayer does not need to be used, when the adapter 4 is rotated, the limit projection 45 presses against the protruding ring 11, thereby effectively preventing the button 3 from moving downward under force, causing waste or unnecessary accidents.

As shown in Figures 2, 3, 4 and 6, the pump body assembly 2 of the present invention includes a pump chamber 21, and the pump chamber 21 includes a first pump area 211. The second pump area 212, the inner diameter of the second pump area 212 is smaller than the inner diameter of the first pump area 211, a first connection part 213 is provided between the first pump area 211 and the second pump area 212, and the first connection part 213 is arranged between the first pump area 211 and the second pump area 212. The lower end of the second pumping area 212 is connected with a third pumping area 214, the inner diameter of the third pumping area 214 is smaller than the inner diameter of the second pumping area 212, between the second pumping area 212 and the third pumping area 214 The second connection part 215 is provided with a positioning step 216 under the third pump area 214 , and the pump core assembly 22 is provided in the pump chamber 21 .

As shown in Figures 2, 3, and 4, the pump core assembly 22 of the present invention includes a locking cover 221 arranged on the upper inner wall of the pump chamber 21, and an upper pump rod 222 is arranged inside the locking cover 221. The upper pump rod 222 is provided with a limit step 223, the upper pump rod 222 on the upper part of the limit step 223 protrudes from the combined cover 1, and the upper pump rod 222 on the lower part of the limit step 223 is arranged in the combined cover 1 , the button 3 is connected to the upper pump rod 222, a piston 224 is sleeved on the outer wall of the upper pump rod 222 below the limit step 223, and a secondary spring is provided between the piston 224 and the limit step 223 225, the secondary spring 225 is sleeved on the upper pump rod 222, and the lower pump rod 226 is arranged in the pump chamber 21 below the upper pump rod 222, between the lower pump rod 226 and the positioning step 216 A main spring 227 is provided, and a pump bead 228 is provided at the bottom of the pump chamber 21 .

In the present invention, the lower pump rod 226 includes a lower pump rod body 2261 that can be inserted into the inner cavity of the upper pump rod 222 , and a sealing head 2262 is provided on the lower end of the lower pump rod body 2261 .

As shown in Figures 1, 2, and 3, the combination cover 1 of the present invention includes a cover body 12, and an outwardly convex connecting portion 13 is provided on the upper end surface of the cover body 12, and a There is a mounting hole 14, the upper pump rod 222 is set in the mounting hole 14, the protruding ring 11 is set on the outer side of the convex connecting part 13, and a positioning convex ring 15 is arranged on the inner wall of the protruding connecting part 13. The outer wall of the first pump area 211 is provided with a position-limiting protruding ring 2111 , and the position-limiting protruding ring 2111 is clamped on the positioning protruding ring 15 .

In the present invention, a gasket 6 is provided inside the combination cover 1 . A liquid introduction pipe 7 is connected to the lower end of the pump chamber 21 , and a connecting thread 8 is provided in the combined cover 1 . A fog point 9 is provided at the outlet end of the nozzle 5 .

Working principle of the present invention:

1. During use, firstly rotate the adapter to adjust to a suitable angle;

2. When the push button 31 is pressed, the push head 31 will move down due to the elastic force of the main spring 227. Due to the elastic force of the secondary spring 225, the piston 224 will move down together, and the gas in the inner cavity of the pump chamber 21 will be compressed. When the first connecting portion 213 between the first pump area 211 and the second pump area 212 is closed, the sealing position between the piston 224 and the lower pump rod 226 is opened by overcoming the elastic force of the auxiliary spring 225, and the gas in the inner cavity of the pump chamber 21 will be released from this position. Discharging; the lower pump rod 226 moves down to the second connection part 215 between the second pump area 212 and the third pump area 214, and presses the head 31 to stop pressing down;

3. When the button 31 is released, due to the action of the main spring 227 and the auxiliary spring 225, the piston 224 and the lower pump rod 226 quickly seal and rebound together, and the inner cavity of the pump chamber 21 forms a partial vacuum. The liquid is introduced from the liquid introduction tube 7 and flushes through the pump bead 228 to enter the inner cavity; continue to press, and the liquid will flow through the upper pump rod 222 and flow through the fog point 9 to form a mist spray due to the incompressibility of the liquid.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above. Those skilled in the industry should understand that the present invention is not limited by the above-mentioned embodiments. What are described in the above-mentioned embodiments and the description only illustrate the principle of the present invention. Without departing from the spirit and scope of the present invention, the present invention will also have Variations and improvements are possible, which fall within the scope of the claimed invention. The protection scope of the present invention is defined by the appended claims and their equivalents.

Claims (8)

1. A sprayer with a rotatable nozzle, including a combination cover (1), a pump body assembly (2) is arranged inside the combination cover (1), and a push button is provided above the combination cover (1). The button (3) that can drive the pump body assembly (2) to work, the button is connected above the pump body assembly (2) and communicates with the pump body assembly (2), it is characterized in that: on the button (3) A rotatable adapter (4) is connected, and a spray pipe (5) is connected to the adapter (4). 2. A sprayer with a rotatable nozzle according to claim 1, characterized in that the adapter (4) includes a seat (41), and a connection is arranged in the seat (41). channel (42), a connecting shaft (43) is provided on the base (41), and a through hole communicating with the connecting channel (42) is provided in the connecting shaft (43). (3) There is a connecting groove (31), the connecting shaft (43) is plugged into the connecting groove (31), and the connecting channel (42) is provided on the seat (41). connected to the connecting port (44), the nozzle pipe (5) is connected to the connecting port (44). 3. A sprayer with a rotatable nozzle according to claim 2, characterized in that a protruding ring (11) is provided above the combined cover (1), and an energy-capable ring is provided on the adapter (4). Press against the protruding ring (11) so as to prevent the limit projection (45) from moving down the button (3). 4. A sprayer with a rotatable nozzle according to claim 1, characterized in that the pump body assembly (2) includes a pump chamber (21), and the pump chamber (21) includes a first pump area (211), a second pump area (212) is provided below the first pump area (211), the inner diameter of the second pump area (212) is smaller than the inner diameter of the first pump area (211), and in the first A first connection part (213) is provided between the pump area (211) and the second pump area (212), and a third pump area (214) is connected to the lower end of the second pump area (212). The inner diameter of the pump area (214) is smaller than the inner diameter of the second pump area (212), and a second connection part (215) is provided between the second pump area (212) and the third pump area (214). A positioning step (216) is provided below the third pump area (214), and a pump core assembly (22) is provided in the pump chamber (21). 5. A sprayer with a rotatable nozzle according to claim 4, characterized in that the pump core assembly (22) includes a locking cover (221) arranged on the inner wall of the upper part of the pump chamber (21). The above-mentioned lock cover (221) is provided with an upper pump rod (222), and a limit step (223) is arranged on the upper pump rod (222), and the upper pump rod (222) on the upper part of the limit step (223) ) protrudes from the combination cover (1), the upper pump rod (222) at the lower part of the limit step (223) is set in the combination cover (1), and the button (3) is connected to the upper pump rod (222) On the outer wall of the upper pump rod (222) below the limit step (223), a piston (224) is sleeved, and a secondary spring ( 225), the secondary spring (225) is sleeved on the upper pump rod (222), and the lower pump rod (226) is arranged in the pump chamber (21) below the upper pump rod (222). A main spring (227) is provided between the lower pump rod (226) and the positioning step (216), and a pump bead (228) is provided at the lower part of the pump chamber (21). 6. A sprayer with a rotatable nozzle according to claim 5, characterized in that the combination cover (1) includes a cover body (12), and an outer surface is arranged on the upper end surface of the cover body (12). A convex connecting part (13), a mounting hole (14) is provided in the middle of the external convex connecting part (13), the upper pump rod (222) is set in the mounting hole (14), and the convex ring (11) It is arranged on the outer side of the convex connecting part (13), a positioning convex ring (15) is provided on the inner wall of the convex connecting part (13), and a limiting convex ring (15) is provided on the outer wall of the first pump area (211) 2111), the limiting convex ring (2111) is clamped on the positioning convex ring (15). 7. A sprayer with a rotatable nozzle according to claim 5, characterized in that the lower pump rod (226) includes a lower pump rod body (2261) that can be inserted into the inner cavity of the upper pump rod (222). A sealing head (2262) is provided on the lower end of the lower pump rod body (2261). 8. A sprayer with a rotatable nozzle according to claim 5, characterized in that a gasket (6) is provided inside the combined cover (1), and a lead is connected to the lower end of the pump chamber (21). The liquid pipe (7) is provided with a connecting thread (8) in the joint cover (1), and a fog point (9) is provided at the outlet end of the spray pipe (5).

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