CN204473458U - A kind of New Emulsion pumping plant - Google Patents

Abstract

The utility model discloses a new type of emulsion pump device, which includes a pump chamber, a connecting convex ring is arranged on the upper outer wall of the pump chamber, a positioning step is arranged on the upper inner wall of the pump chamber, and a connecting convex ring is sleeved on the connecting convex ring. There is a bottle cap, and a locking cap that can limit the bottle cap on the connecting convex ring is plugged into the pump chamber. The locking cap includes a cover body, and an opening is provided at the upper end of the cover body. A connecting portion is provided on the lower end of the cover, and the connecting portion is plugged into the pump chamber, and a connecting step is provided between the connecting portion and the cover, and the connecting step presses against the positioning step, A limit snap ring is arranged on the outer wall of the upper end of the cover body, and the upper end of the pump chamber is arranged in the limit snap ring. The purpose of the utility model is to overcome the deficiencies in the prior art, to provide a simple structure and convenient connection structure for the bottle cap and the pump chamber and the lotion pump.

Description

A new lotion pump device

technical field

The utility model relates to a novel emulsion pump device.

Background technique

The new lotion pump device has been widely used in daily chemical and pharmaceutical industries due to its exquisite design and convenient use. However, the existing new lotion pump device has many parts, complicated structure, difficult manufacture, and high production cost. Moreover, due to the design defect of the existing new lotion pump device, the connection between the bottle cap and the pump chamber is inconvenient, which cannot satisfy users. demand.

Therefore, the matching structure of the existing bottle cap and the pump chamber and the novel lotion pump device all need to be further improved.

Utility model content

The purpose of this utility model is to provide a new type of emulsion pump device with simple structure and convenient connection in order to overcome the deficiencies in the prior art.

In order to achieve the above object, the utility model adopts the following scheme:

A new type of lotion pump device, including a pump chamber, characterized in that: a connecting convex ring is provided on the upper outer wall of the pump chamber, a positioning step is provided on the upper inner wall of the pump chamber, and a connecting convex ring is sleeved on the connecting convex ring. There is a bottle cap, and a locking cap that can limit the bottle cap on the connecting convex ring is plugged into the pump chamber. The locking cap includes a cover body, and an opening is provided at the upper end of the cover body. A connecting portion is provided on the lower end of the cover, and the connecting portion is plugged into the pump chamber and sealed with the outer wall of the pump chamber. A connecting step is provided between the connecting portion and the cover, and the connecting step presses against the pump chamber. On the positioning step, a limit snap ring is provided on the outer wall of the upper end of the cover body, the upper end of the pump chamber is set in the limit snap ring, and a pump rod is arranged in the locking cover. An elbow is connected to the upper end of the pump rod, a piston is connected to the lower end of the pump rod, and a concave sealing part is provided on the end of the connecting part, and the inner wall of the sealing part is dynamically sealed with the outer wall of the pump rod. A return spring is provided between the sealing part and the elbow, the return spring is sleeved on the pump rod, a pump bead mechanism is provided at the lower end of the pump chamber, and a pump bead mechanism is provided on the pump chamber at the lower end of the pump bead mechanism. Liquid inlet.

A new lotion pump device as described above is characterized in that a spring mounting position is provided on the outer wall of the sealing member, a spring positioning groove is provided in the curved mouth, and one end of the return spring presses against the On the spring installation position, the other end of the return spring is arranged in the spring positioning groove.

A new self-locking lotion pump device as described above is characterized in that a connecting snap ring is provided on the outer wall of the connecting part, a connecting ring groove is provided in the pump chamber, and the connecting snap ring is snapped on the inside the connecting ring groove.

A new self-locking lotion pump device as described above is characterized in that the lower part of the pump rod is provided with an upper positioning convex ring and a lower positioning convex ring, and the piston is movably sleeved on the upper positioning convex ring and the lower positioning convex ring. Between the positioning protruding rings, an inner groove is provided on the pump rod between the upper positioning protruding ring and the lower positioning protruding ring; The lower end of the piston is provided with an inner convex seal ring capable of forming a seal with the outer wall of the pump rod below the inner groove. When the upper positioning convex ring is pressed against the upper end of the piston, the inner convex seal ring is set on the inner concave In the groove, when the piston is at the highest position, the inner convex sealing ring presses against the lower positioning convex ring.

A novel lotion pump device as described above is characterized in that the pump chamber is provided with an air exchange port, and the piston closes the air exchange port when the pump rod rises to the highest point.

A new type of emulsion pump device as described above is characterized in that the bead pump mechanism includes a bead pump chamber connected to the liquid inlet, a bead pump is arranged in the bead pump chamber, and a bead pump is located at the lower end of the bead pump chamber. A pump bead positioning step that can prevent the pump bead from falling into the liquid inlet is provided, and a positioning rib that can prevent the pump bead from running out of the pump bead chamber is provided at the upper end of the pump bead chamber.

A novel lotion pump device as described above is characterized in that an installation groove is provided on the outer wall of the pump below the connecting convex ring, and a sealing gasket is arranged in the installation groove.

A novel lotion pump device as described above is characterized in that a liquid introduction tube is sleeved on the liquid inlet.

In summary, the utility model has the beneficial effects relative to the prior art as follows:

The pump chamber and the bottle cap of the utility model are fixed by a locking cap, and the locking cap and the pump chamber cooperate with each other through a connecting snap ring and a connecting ring groove. The connection is convenient, fast, firm and reliable, and the locking cap passes through a The snap ring blocks the bottle cap without loosening, and the bottle cap can be rotated freely. The utility model has the advantages of simple structure and convenient installation.

Description of drawings

Fig. 1 is the schematic sectional view of the utility model;

Fig. 2 is the enlarged view of place A in Fig. 1;

Fig. 3 is the enlarged view of place B in Fig. 1;

Fig. 4 is an enlarged view of point C in Fig. 1 .

Detailed ways

The utility model will be further described below in conjunction with the accompanying drawings and specific embodiments:

A new type of lotion pump device as shown in Figures 1 to 4, includes a pump chamber 1, a connecting convex ring 2 is provided on the upper outer wall of the pump chamber 1, and a positioning step 3 is provided on the upper inner wall of the pump chamber 1, A bottle cap 4 is sleeved on the connecting convex ring 2, and a locking cap 5 capable of limiting the bottle cap 4 on the connecting convex ring 2 is plugged into the pump chamber 1, and the locking cap 5 includes There is a cover 51, an opening is provided at the upper end of the cover 51, and a connection portion 52 is provided at the lower end of the cover 51, and the connection portion 52 is inserted into the pump chamber 1 and connected to the pump chamber 1. The outer wall is sealed, and a connecting step 53 is provided between the connecting part 52 and the cover body 51. The connecting step 53 presses against the positioning step 3, and a limit card is provided on the outer wall at the upper end of the cover body 51. Ring 54, the upper end of the pump chamber 1 is set in the limit snap ring 54, the pump rod 6 is arranged in the locking cover 5, and the elbow 7 is connected to the upper end of the pump rod 6. The lower end of the pump rod 6 is connected with a piston 8, and a concave sealing part 56 is arranged on the end of the connecting part 52. A return spring 9 is arranged between the mouths 7, and the return spring 9 is sleeved on the pump rod 6, and a pump bead mechanism 10 is provided at the lower end of the pump chamber 1, and the pump chamber 1 at the lower end of the pump bead mechanism 10 There is a liquid inlet 110 on it.

In the utility model, the locking cover 5 and the pump chamber 2 cooperate with each other through the connecting snap ring 55 and the connecting ring groove 11. The connection is convenient, fast, firm and reliable, and the locking cover 5 blocks the bottle cap through the limit snap ring 54 And not get loose, bottle cap 4 can rotate freely. The utility model has the advantages of simple structure and convenient installation.

In the utility model, a spring installation position 57 is provided on the outer wall of the sealing member 56, a spring positioning groove 71 is provided in the curved mouth 7, and one end of the return spring 9 presses against the spring installation position 57. , the other end of the return spring 9 is arranged in the spring positioning groove 71 .

In the utility model, the return spring is placed inside the locking cover, above the piston, and is isolated from the liquid, so that it will not contact the liquid no matter in use or in the self-locking state, thus playing an environmental protection role.

In the present invention, a connecting snap ring 55 is provided on the outer wall of the connecting portion 52 , and a connecting ring groove 11 is provided in the pump chamber 1 , and the connecting snap ring 55 is snapped in the connecting ring groove 11 .

In the utility model, the lower part of the pump rod 6 is respectively provided with an upper positioning convex ring 61 and a lower positioning convex ring 62, and the piston 8 is movably sleeved between the upper positioning convex ring 61 and the lower positioning convex ring 62. The pump rod 6 between the upper positioning convex ring 61 and the lower positioning convex ring 62 is provided with an inner groove 63, and a passage connecting the inner chamber of the pump rod 6 and the inner groove 63 is provided on the inner groove 63. Hole 64, the lower end of the piston 8 is provided with an inner convex seal ring 81 capable of forming a seal with the outer wall of the pump rod 6 below the inner groove 63, and the inner convex seal ring 81 is formed when the upper positioning convex ring 61 is pressed against the upper end of the piston 8. The ring 81 is arranged in the inner groove 63 , and the inner convex sealing ring 81 presses against the lower positioning convex ring 62 when the piston 8 is at the highest position.

In the utility model, the pump chamber 1 is provided with a ventilation port 12, and the piston 8 closes the ventilation port 12 when the pump rod 6 rises to the highest point.

In the utility model, when the elbow is pressed to move the pump rod downward, the lower positioning convex ring is separated from the inner convex sealing ring, and the upper positioning convex ring drives the upper end of the piston to move downward. At this time, a liquid inlet gap is formed between the inner wall of the piston and the through hole. , the liquid entering from the pump bead mechanism will enter the through hole from the liquid inlet gap, then enter the channel in the pump rod, and finally be sprayed out through the curved nozzle. When the piston moves down, the air exchange port is opened, and at this time, the cavity in the pump chamber between the piston and the locking cover communicates with the air exchange port, thereby realizing the effect of air exchange. When the elbow is loosened, the pump rod moves up under the action of the return spring, and the inner convex sealing ring of the piston presses against the lower positioning convex ring during the upward movement, so that the communication hole is closed. When it rises to the highest position, the piston is closed. the vents described above.

The pump bead mechanism 10 described in the utility model includes a pump bead chamber 101 connected with the liquid inlet 110, a pump bead 102 is arranged in the pump bead chamber 101, and an energy can be installed at the lower end of the pump bead chamber 101 The pump bead positioning step 103 that prevents the pump bead 102 from falling into the liquid inlet 110 is provided at the upper end of the pump bead chamber 101 with a positioning rib 104 that can prevent the pump bead 102 from running out of the pump bead chamber 101 .

In the utility model, an installation groove 13 is provided on the outer wall of the pump chamber 1 below the connecting convex ring 2 , and a sealing gasket 14 is arranged in the installation groove 13 .

In the utility model, a liquid introduction pipe 15 is sleeved on the liquid inlet 110 . The shape of the incision of the liquid introduction pipe adopts the arc-shaped cutting pipe at both ends, which not only has no waste material, but also has high pipe cutting efficiency, and also does not need to arrange pipes, so the assembly efficiency is greatly improved.

The basic principles and main features of the utility model and the advantages of the utility model have been shown and described above. Those skilled in the art should understand that the utility model is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions only illustrate the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model The new model also has various changes and improvements, and these changes and improvements all fall within the scope of the claimed utility model. The scope of protection required by the utility model is defined by the appended claims and their equivalents.

Claims (8)

1. A new type of lotion pump device, comprising a pump chamber (1), characterized in that: the upper outer wall of the pump chamber (1) is provided with a connecting convex ring (2), and the upper inner wall of the pump chamber (1) is A positioning step (3) is provided, and a bottle cap (4) is sleeved on the connecting convex ring (2), and a plug is inserted in the pump chamber (1) to limit the bottle cap (4) to the connecting convex ring. The lock cover (5) on the ring (2), the lock cover (5) includes a cover body (51), an opening is provided at the upper end of the cover body (51), and the cover body (51) A connecting portion (52) is provided on the lower end, and the connecting portion (52) is plugged into the pump chamber (1) and sealed with the outer wall of the pump chamber (1). A connecting step (53) is provided between the body (51), and the connecting step (53) presses against the positioning step (3), and a limit snap ring ( 54), the upper end of the pump chamber (1) is set in the limit snap ring (54), the pump rod (6) is arranged in the locking cover (5), and the pump rod (6) An elbow (7) is connected to the upper end, a piston (8) is connected to the lower end of the pump rod (6), and a concave sealing member (56) is provided on the end of the connecting part (52). The inner wall of the sealing part (56) is dynamically sealed with the outer wall of the pump rod (6). A return spring (9) is provided between the sealing part (56) and the elbow (7), and the return spring (9) is set On the pump rod (6), a bead pump mechanism (10) is provided at the lower end of the pump chamber (1), and a liquid inlet (110) is provided on the pump chamber (1) at the lower end of the bead pump mechanism (10). ). 2. A new type of lotion pump device according to claim 1, characterized in that a spring mounting position (57) is provided on the outer wall of the sealing member (56), and a spring is provided inside the elbow (7). Locating groove (71), one end of described back-moving spring (9) presses on the described spring mounting position (57), and the other end of described back-moving spring (9) is arranged in the spring locating groove (71). 3. A new type of lotion pump device according to claim 2, characterized in that a connecting snap ring (55) is provided on the outer wall of the connecting part (52), and a connecting ring (55) is provided in the pump chamber (1). A ring groove (11), the connecting snap ring (55) is clamped in the connecting ring groove (11). 4. A new type of emulsion pump device according to claim 3, characterized in that the lower part of the pump rod (6) is provided with an upper positioning convex ring (61) and a lower positioning convex ring (62), and the piston ( 8) The movable sleeve is set between the upper positioning convex ring (61) and the lower positioning convex ring (62), and the pump rod between the upper positioning convex ring (61) and the lower positioning convex ring (62) ( 6) An inner groove (63) is provided on the inner groove (63), and a through hole (64) connecting the inner cavity of the pump rod (6) and the inner groove (63) is arranged on the inner groove (63). (8) The lower end is provided with an inner convex sealing ring (81) that can form a seal with the outer wall of the pump rod (6) below the inner groove (63). When the upper positioning convex ring (61) is pressed against the upper end of the piston (8) The inner convex sealing ring (81) is arranged in the inner groove (63), and when the piston (8) is at the highest position, the inner convex sealing ring (81) presses against the lower positioning convex ring ( 62) on. 5. A new type of emulsion pump device according to claim 2, characterized in that the pump chamber (1) is provided with a ventilation port (12), and the pump rod (6) is raised to the highest point. The piston (8) closes the ventilation port (12). 6. A new type of emulsion pump device according to claim 2, characterized in that said pump bead mechanism (10) includes a pump bead chamber (101) communicated with the liquid inlet (110), and said pump A pump bead (102) is provided in the bead chamber (101), and a pump bead positioning step (103) that can prevent the pump bead (102) from falling into the liquid inlet (110) is provided at the lower end of the pump bead chamber (101), A positioning rib (104) capable of preventing the pump beads (102) from running out of the pump bead chamber (101) is provided at the upper end of the pump bead chamber (101). 7. A new type of emulsion pump device according to claim 2, characterized in that an installation groove (13) is provided on the outer wall of the pump chamber (1) below the connecting convex ring (2), and in the installation groove ( 13) A gasket (14) is provided inside. 8. A novel lotion pump device according to claim 2, characterized in that a liquid introduction pipe (15) is sheathed on the liquid inlet (110).