CN206087803U - A spring-mounted lotion pump capable of simultaneously realizing self-locking locking and thread locking - Google Patents

Abstract

The utility model discloses an external emulsion pump of spring that can realize auto-lock locking and thread locking simultaneously, including the pump chamber, be equipped with the pump pearl mechanism that can seal pump chamber lower extreme inlet in the pump chamber lower part, be equipped with the lock bottle lid in the pump chamber upper end, be equipped with integration and inhale stopper pump rod mechanism in the pump chamber, be equipped with the locking lid device that can prevent integration and inhale stopper pump rod mechanism and break away from the pump chamber in pump chamber upper portion, inhale stopper pump rod mechanism upper end in the integration and be connected with pump body button, be equipped with in pump body button with auto-lock connecting portion complex positioning mechanism, be equipped with in pump body button with thread locking connecting portion complex thread cooperation mechanism, be equipped with reset spring outside thread locking connecting portion outside cover, reset spring upper end roof pressure is in pump body button, reset spring lower extreme roof pressure is on locking lid. The utility model provides a simple structure can realize standardized production, and the equipment is convenient, can have the external emulsion pump of spring of auto-lock locking function and thread locking function simultaneously.

Description

A spring-mounted lotion pump capable of simultaneously realizing self-locking locking and thread locking

technical field

The utility model relates to a spring-mounted emulsion pump capable of simultaneously realizing self-locking locking and thread locking.

Background technique

Many products such as liquids, creams and hairsprays are currently dispensed by pump systems, which are typically produced with specific designs and accessories that typically only fit together into one pump system. Existing pump system accessories cannot achieve different functions. For example, if a pump system with self-locking function is formed, a self-locking locking cover needs to be used to match a specific press head. If a pump system with thread locking function is formed, It is necessary to use a screw lock cap and a specific press head to match. In the prior art, there is no locking cover with both self-locking and locking functions and thread locking functions.

In addition, due to the defects in the design of the existing pump system, the components that constitute the pump system, such as the locking cover, cannot be made into standard components, and it is impossible to assemble pump systems with different functions by using the same components, which will undoubtedly increase the cost of mold opening, and The need to use different assembly equipment for assembly also increases assembly costs.

Therefore, it is necessary to develop a pump system composed of standard components and having both self-locking and thread-locking functions.

Utility model content

The purpose of this utility model is to overcome the deficiencies in the prior art, and provide a spring external emulsion with simple structure, which can realize standardized production, convenient assembly, and can have both self-locking and screw locking functions. Pump.

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

An external spring lotion pump capable of self-locking and thread locking at the same time, including a pump chamber, and a pump bead mechanism capable of closing the liquid inlet at the lower end of the pump chamber is provided in the lower part of the pump chamber. The upper end of the pump chamber is provided with a bottle lock cap, which is characterized in that: an integrated suction plug pump rod mechanism is provided in the pump chamber, and an integrated suction plug pump rod mechanism is provided in the upper part of the pump chamber to prevent the integrated suction plug pump rod mechanism from detaching from the pump chamber. The locking cover device, the locking cover device includes a locking cover body, a longitudinal through hole is arranged in the locking cover body, and the integrated suction plug pump rod mechanism is arranged in the longitudinal through hole. The upper end of the locking cover body is provided with a thread locking connection part, and a self-locking connection part is provided on the locking cover body outside the thread locking connection part, and a self-locking connection part is provided on the outer wall of the locking cover cover. There is a clamping part, and a positioning connection part is provided in the pump chamber. The clamping part is clamped in the positioning connection part. The pump body press head is connected to the upper end of the integrated suction plug pump rod mechanism. There is a positioning mechanism that cooperates with the self-locking connection part in the press head, and a thread matching mechanism that cooperates with the thread locking connection part is provided in the press head of the pump body, and the outer sleeve of the thread locking connection part A return spring is provided, the upper end of the return spring presses against the press head of the pump body, and the lower end of the return spring presses against the locking cover body. In the utility model, the self-locking connection part and the thread locking connection part are arranged on the same end. The utility model adopts a standardized locking cap device and a standardized pump chamber, an integrated suction plug pump rod mechanism, a locking bottle cap, a standardized pump body press head, etc. to assemble a standardized standard integrated liquid distribution pump system. The clamping part is clamped in the positioning connection part of the standardized pump chamber and can be connected quickly.

As mentioned above, a spring external lotion pump capable of self-locking and thread locking at the same time is characterized in that the integrated suction plug pump rod mechanism includes a pump rod, and there is a pump rod inside the pump rod. The liquid guide channel, the upper end of the pump rod is open, the lower end of the pump rod 1 is closed, and a liquid inlet is provided on the outer wall of the closed end of the pump rod, and the liquid inlet is connected to the liquid guide channel. The outer wall of the pump rod on the upper side of the liquid port is provided with an upper limit convex ring, and the outer wall of the pump rod on the lower side of the liquid inlet is provided with a lower limit convex ring, and the pump rod between the upper limit convex ring and the lower limit convex ring is injection molded A suction plug that can move up and down relative to the pump rod and close the liquid inlet is formed. On the lower end of the pump rod, there is a pump bead that can press the pump bead mechanism so that the pump bead is locked and closed at the liquid inlet port of the pump chamber. The top pressure boss. In the integrated suction plug pump rod mechanism of the utility model, the suction plug and the pump rod are injection-molded into one body using two different materials, and the suction plug is injection-molded with different materials so that it has unique functions and can improve the sealing effect and the spraying effect.

As mentioned above, a spring external lotion pump capable of self-locking and thread locking at the same time is characterized in that the pump chamber includes a pump chamber body, and a locking cover is installed on the upper part of the pump chamber body. The positioning connection part is set at the joint between the lock cover installation part and the pump chamber body, a connecting convex ring is provided outside the upper end of the lock cover installation part, and a pump chamber inlet is provided at the lower end of the pump chamber body. The liquid port, the pump bead mechanism is arranged in the pump chamber body above the pump chamber liquid inlet port, and a vent hole is provided at the position of the pump chamber body close to the locking cover installation part.

As mentioned above, a spring external lotion pump capable of self-locking and thread locking at the same time is characterized in that the lock bottle cap includes a cover body, and a connecting through hole is provided in the cover body. The cover body is provided with a positioning slot, and the connecting convex ring platform is set in the positioning slot, a screw thread is provided in the cover body, and a connecting thread extends upward on the cover body above the connecting through hole. The protruding ring body, the positioning connection part is arranged in the connecting protruding ring body.

As mentioned above, a spring external lotion pump capable of realizing self-locking locking and thread locking at the same time is characterized in that the press head of the pump body includes a press head body, and the side wall of the press head body is provided with There is a curved mouth, the screw tooth matching mechanism includes a pump rod connection part arranged on the lower side of the press head body, and an external thread is provided on the outer wall of the pump rod connection part, and the pump rod of the integrated suction plug pump rod mechanism The upper end is plugged into the connecting part of the pump rod. The positioning mechanism includes a connecting cylinder on the press head body arranged outside the connecting part of the pump rod, and a positioning rib is arranged on the inner wall of the connecting cylinder. A gap capable of accommodating a return spring is provided between the inner side of the connecting cylinder and the outer side of the pump rod connecting portion.

As mentioned above, a spring external lotion pump capable of self-locking and thread locking at the same time is characterized in that the pump bead mechanism includes a pump bead chamber, and a taper is provided at the lower end of the pump bead chamber For the connection part, a pump bead capable of closing the conical connection part is provided in the pump bead chamber, and a positioning rib that can prevent the pump bead from leaving the pump bead chamber is provided in the pump bead chamber above the pump bead chamber.

As mentioned above, a spring external lotion pump capable of realizing self-locking and thread locking at the same time is characterized in that the thread locking connection part includes a connecting pipe body, and at the end of the connecting pipe body An internal thread matched with an external thread arranged on the outer wall of the pump rod connection part of the pump body press head is provided inside.

A spring-mounted lotion pump capable of simultaneously realizing self-locking and thread-locking as described above is characterized in that the self-locking connection part includes a connecting cylinder arranged outside the thread-locking connection part, The connecting cylinder is provided with a relief groove that allows the positioning convex ribs arranged at the lower end of the pump body to pass through, and a reset spring capable of accommodating is provided between the inner wall of the connecting cylinder and the outer wall of the screw locking connection part. There is a gap between the lower end of the connecting cylinder and the locking cover body to provide a relief ring groove capable of positioning the ribs to rotate freely, and the relief ring groove communicates with the relief groove.

As mentioned above, a spring external lotion pump capable of realizing self-locking locking and thread locking at the same time is characterized in that the clamping part includes a connecting boss, and the outer wall of the connecting boss is provided with a clamping joint. The protruding ring, the positioning connection part includes a snap ring groove corresponding to the snap ring.

A spring-mounted lotion pump capable of simultaneously realizing self-locking and screw-tooth locking as described above is characterized in that the connecting cylinder is provided with a transitional arc surface that facilitates the positioning of the ribs to fall into the relief groove .

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

1. In the utility model, the pump chamber, the integrated suction plug pump rod mechanism, the bottle lock cap, the lock cap device, the pump body press head, etc. can all be made into standardized components, which can realize standardized production, and are convenient for production and assembly.

2. The suction plug and the pump rod in the integrated suction plug pump rod mechanism of the utility model are integrated by injection molding of two different materials, and the suction plug is injected with different materials to make it have unique functions, which can improve the sealing effect and spraying effect.

3. In the utility model, there is a locking cover installation part on the pump chamber, so that there is enough space for the self-locking locking cover to be installed, and the installation is convenient; a positioning connection part is provided at a specific position, and the clamping part with the locking cover device Cooperate with each other to achieve fast installation, convenient connection, safe and firm; the pump chamber is provided with a connecting convex ring platform, which cooperates with the positioning slot in the lock bottle cap, and the pump chamber can be easily snapped into the lock bottle cap, and the connection is convenient and fast .

4. In the utility model, a self-locking connection part and a thread locking connection part are arranged on the same end of the locking cover body. After being assembled into a pump system, the pump system can have self-locking function and thread function at the same time, which is safe and reliable. .

5. In the utility model, the positioning convex ribs of the pump body press head cooperate with the relief groove of the self-locking locking cover, which can make the pump body press head realize the self-locking function during use, and effectively prevent leakage due to mispressing. fluid etc.

6. The internal thread on the thread locking connection part of the utility model cooperates with the external thread on the outer wall of the pump rod connection part of the pump body press head, so that the pump body press head can be effectively locked on the locking cover body, In this way, problems such as liquid leakage in the pump body during transportation can be effectively prevented.

7. In the utility model, a relief ring groove is provided at the lower part of the self-locking connection part. After the positioning convex ribs on the press head of the elbow fall into the relief ring groove, the press head of the bend mouth can rotate freely, thereby realizing the locking of the screw teeth.

8. In the utility model, the return spring is arranged in the gap between the thread locking connection part and the self-locking connection part, so that the spring is placed outside, and the content such as emulsion is avoided from contacting the spring during use, which is more safe and hygienic.

9. In the utility model, a transition arc surface is provided on the locking cover body at the upper end of the step-off groove, and the pump body can be locked or unlocked by rotating the pump body and pressing the head during use, which is convenient to use.

10. The product of the utility model can realize standardized production, reduce mold opening cost, and can be assembled by the same assembly machine, effectively reducing production cost, simple in structure, and easy to use.

Description of drawings

Fig. 1 is the three-dimensional schematic view of the utility model;

Fig. 2 is the exploded schematic view of the utility model;

Fig. 3 is the schematic sectional view of the utility model;

Fig. 4 is the schematic diagram of the compressed state of the utility model

Fig. 5 is a schematic cross-sectional view of the pump body of the present invention according to the head;

Fig. 6 is a schematic cross-sectional view of the utility model lock bottle cap;

Figure 7 is a schematic cross-sectional view of the pump chamber of the present invention;

Fig. 8 is a three-dimensional schematic diagram of the locking cap device of the present invention;

Fig. 9 is a schematic cross-sectional view of the locking cap device of the present invention;

Fig. 10 is a three-dimensional schematic diagram of the utility model integrated suction plug pump rod mechanism;

Fig. 11 is a schematic cross-sectional view of the integrated suction plug pump rod mechanism of the present invention.

detailed description

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

As shown in Figures 1 to 11, a spring external lotion pump capable of self-locking and thread locking at the same time includes a pump chamber 1, and a closed pump chamber 1 is provided in the lower part of the pump chamber 1 The pump bead mechanism 3 of the liquid inlet port 2 at the lower end is provided with a bottle lock cap 4 at the upper end of the pump chamber 1, and an integrated suction plug pump rod mechanism 5 is provided in the pump chamber 1, and at the upper part of the pump chamber 1 A locking cover device 6 that can prevent the integrated suction plug pump rod mechanism 5 from detaching from the pump chamber 1 is provided inside. The locking cover device 6 includes a locking cover body 61, and the locking cover body 61 is provided with The longitudinal through hole 62, the integrated suction plug pump rod mechanism 5 is arranged in the longitudinal through hole 62, the upper end of the locking cover body 61 is provided with a screw thread locking connection part 63, and the screw thread is locked The locking cover body 61 on the outside of the connecting portion 63 is provided with a self-locking connecting portion 64, and the locking portion 61 is provided with a clamping portion 65 on the outer wall of the locking cover body 61, and a positioning connection portion 13 is provided in the pump chamber 1. The clamping part 65 is clamped in the positioning connection part 13, and the pump body press head 7 is connected to the upper end of the integrated suction plug pump rod mechanism 5, and the pump body press head 7 is provided with a self-locking connection. The positioning mechanism 74 that cooperates with the part 64 is provided with a thread matching mechanism 73 that cooperates with the thread locking connection part 63 in the pump body press head 7, and a reset is set on the outside of the thread locking connection part 63. The spring 8, the upper end of the return spring 8 is pressed against the pump body press head 7, and the lower end of the return spring 8 is pressed against the locking cover body 61.

As a standardized component, the locking cover device of the utility model is provided with a self-locking connection part and a screw thread locking connection part on the same end of the locking cover body. After being assembled into a pump system, the pump system can simultaneously have a self-locking function and a screw thread Tooth function, safe and reliable; the utility model product can realize standardized production, reduce mold opening cost, and can be assembled by the same assembly machine, effectively reducing production cost. The structure is simple and the use is convenient.

The integrated suction plug pump rod mechanism 5 in the utility model includes a pump rod 51, and a liquid guide channel 52 is arranged inside the pump rod 51. The upper end of the pump rod 51 is open, and the lower end of the pump rod 51 is closed. A liquid inlet 53 is provided on the outer wall of the closed end of the pump rod 51, and the liquid inlet 53 communicates with the liquid guide channel 52, and an upper limit is provided on the outer wall of the pump rod 51 on the upper side of the liquid inlet 53. The convex ring 54 is provided with a lower limit convex ring 55 on the outer wall of the pump rod 51 on the lower side of the liquid inlet 53, and is injection-molded on the pump rod 51 between the upper limit convex ring 54 and the lower limit convex ring 55. The rod 51 moves up and down and can close the suction plug 57 of the liquid inlet 53. On the lower end of the pump rod 51, there is a pump ball that can press the pump bead mechanism 3 so that the pump bead is locked and closed at the liquid inlet port of the pump chamber. 2's pressing boss 56. In the integrated suction plug pump rod mechanism of the utility model, the suction plug and the pump rod are injection-molded into one body using two different materials, and the suction plug is injection-molded with different materials so that it has unique functions and can improve the sealing effect and the spraying effect. Before the standard integrated liquid distribution pump system of the utility model is used, the pump body is in a compressed state by pressing the head, and the pressing convex column 56 presses against the pump bead 33, so that the pump bead 33 is locked and sealed at the liquid inlet port 2 to form a stable seal. , to prevent the occurrence of liquid leakage accidents during transportation, safe and reliable.

In the present utility model, a conical slot 58 is provided on the outer wall of the lower end of the pump rod 51 , and the liquid inlet 53 is arranged in the conical slot 58 .

Said suction plug 57 in the utility model includes a suction plug body 571, and an inner connecting portion 572 capable of forming a dynamic seal with the outer wall of the pump rod 51 is provided on the inner side of the suction plug body 571. There is an elastic part 573 capable of dynamic sealing with the inner wall of the pump chamber 1 . The middle part of the elastic part 573 is provided with a concave tapered slot, so that the upper and lower ends of the elastic part 573 respectively form two seals with the inner wall of the pump chamber 1, and effectively ensure the elastic deformation of the elastic part 573.

In the utility model, the distance between the upper limit convex ring 54 and the liquid inlet 53 is greater than the length of the inner connecting portion 572, and the distance between the lower limiting convex ring 55 and the liquid inlet 53 is smaller than that of the inner connecting portion 572. length. When in use, when the pump rod 51 is at the highest position, the suction plug moves down to the lowest position, and the lower end of the suction plug abuts against the lower limiting protruding ring 55 , because the gap between the lower limiting protruding ring 55 and the liquid inlet 53 The distance is less than the length of the inner connecting portion 572, so the suction plug can close the liquid inlet 53 at this moment. When the pump rod 51 moves down, the upper end of the suction plug leans against the upper limit convex ring 54. Since the distance between the upper limit convex ring 54 and the liquid inlet 53 is greater than the length of the inner connection part 572, at this time The liquid inlet 53 is in an open state, and the liquid in the lower part of the pump chamber 1 can enter the pump rod 51 through the liquid inlet 53 .

In the present invention, an inner convex ring 574 is arranged at the lower end of the inner connecting portion 572 , and a tapered surface 575 is arranged on the inner surface of the inner convex ring 574 . The tapered surface 575 can fit better on the outer wall of the pump rod 51, effectively ensuring its sealing performance.

In the present invention, a transitional connection part 511 is provided at the lower end of the pump rod 51 , the outer diameter of the transitional connection part 511 is smaller than that of the pump rod 51 , and the pressing boss 56 is arranged on the transitional connection part 511 . When the one-piece suction plug pump rod mechanism of the utility model is used to assemble a pump system with a built-in spring, the upper end of the return spring 8 is sleeved on the pressing boss 56 and the transition connection part 511, and the upper end is pressed against the lower limit convex ring. 55, it plays a very good positioning role.

In the utility model, a positioning convex ring 512 is provided on the outer wall of the upper end of the pump rod 51 , which can be snapped into the positioning groove 7311 on the inner wall of the pump rod connecting portion 731 . The connection between the pump rod 51 and the pump rod connecting portion 731 of the pump body is convenient, firm and reliable.

In the utility model, the pump chamber 1 includes a pump chamber body 11, a locking cover installation part 12 is arranged on the upper part of the pump chamber body 11, and the positioning connection part 13 is arranged between the locking cover installation part 12 and the pump chamber body. 11 connection, a connecting convex ring platform 14 is provided outside the upper end of the locking cover installation part 12, a pump chamber inlet port 2 is provided at the lower end of the pump chamber body 11, and the pump bead mechanism 3 is arranged in the pump chamber In the pump chamber body 11 above the liquid inlet port 2 , a ventilation hole 15 is provided at the position of the pump chamber body 11 close to the locking cover mounting portion 12 . During the use of the utility model, the pump rod drives the suction plug to move up and down, and the interior of the pump chamber 1 is ventilated through the ventilation holes 15, effectively ensuring that the suction plug can slide smoothly in the pump chamber.

The lock bottle cap 4 in the utility model includes a cover body 41, a connecting through hole 42 is provided in the cover body 41, a positioning slot 43 is provided in the cover body 41, and the connecting convex ring platform 14 is clamped in the positioning card slot 43, a screw thread 44 is provided in the cover body 41, and a connecting convex ring body 45 extends upward on the cover body 41 above the connecting through hole 42, and the positioning connection The portion 13 is disposed within the connecting collar body 45 . The positioning card groove 43 in the lock bottle cap 4 of the utility model cooperates with the connecting convex ring platform 13 of the pump chamber 1, and the connection is convenient and quick.

The pump body press head 7 in the utility model includes a press head body 71, a curved mouth 72 is provided on the side wall of the press head body 71, and the screw tooth matching mechanism 73 includes a press head body 71 The pump rod connection part 731 on the lower side is provided with an external thread 732 on the outer wall of the pump rod connection part 731, and the upper end of the pump rod of the integrated suction plug pump rod mechanism 5 is plugged into the pump rod connection part 731, and the positioning The mechanism 74 includes a connecting cylinder 741 on the head body 71 arranged on the outside of the pump rod connecting part 731, and a positioning rib 742 is arranged on the inner wall of the connecting cylinder 741, and a connecting cylinder 741 is provided on the inner wall of the connecting cylinder 741. A gap 743 capable of accommodating the return spring 8 is provided between the inner side and the outer side of the pump rod connecting portion 731 .

The connecting convex ring body 45 on the upper end of the locking bottle cap 4 is sleeved on the outside of the connecting cylinder 741, and forms a dynamic seal with the outside of the connecting cylinder 741, effectively preventing foreign matter such as dirty water and dust from entering the pump chamber, which is safe and hygienic. In the utility model, the positioning convex rib 742 connecting the cylindrical body 741 cooperates with the relief groove on the self-locking locking cover, which can realize the self-locking function. When in use, the locked or unlocked state can be realized by rotating the pump body and pressing the head. , when the positioning convex rib 742 is in a straight line with the relief groove, the positioning convex rib 742 enters the relief groove, and automatically moves up and down in the relief groove, that is, the unlocked state. When the positioning rib 742 breaks away from the relief groove and is at the upper end of the connecting cylinder 741, the positioning rib 742 is restricted and cannot move down. At this time, the pump body is in a locked state by pressing the head, which effectively prevents failure due to mispressing when not in use. Necessary trouble, safe and reliable, easy to use.

The pump bead mechanism 3 in the utility model includes a pump bead chamber 31, a conical connection portion 32 is provided at the lower end of the pump bead chamber 31, and a conical connection portion 32 capable of sealing is provided in the pump bead chamber 31. The pump bead is provided with a positioning rib 742 in the pump bead chamber 31 above the pump bead to prevent the pump bead from detaching from the pump bead chamber 31.

The thread locking connection part 63 in the utility model includes a connecting pipe body 631, and the outer wall of the pump rod connecting part 731 arranged on the pump body press head 7 is arranged in the end of the connecting pipe body 631. Thread 732 is matched with internal thread 632 . The internal thread 632 on the thread locking connection part 63 of the utility model cooperates with the external thread 732 on the pump body press head 7, so that the pump body press head 7 thread is locked on the locking cover device 6, thereby effectively preventing transportation Problems such as liquid leakage occurred in the pump body during the process; the lower end of the return spring 8 is sleeved on the screw locking connection part 63, and the upper end of the return spring 8 is pressed against the pump body press head 7, thereby realizing the external spring and avoiding the emulsion during use. The contents are in contact with the spring, which is more safe and hygienic.

The self-locking connecting part 64 of the utility model includes a connecting cylinder 641 arranged on the outside of the thread locking connecting part 63, and the connecting cylinder 641 is provided with a positioning mechanism that can be arranged on the lower end of the pump body press head 7. The relief groove 642 through which the convex rib 742 passes is provided with a gap 643 capable of accommodating the return spring 8 between the inner wall of the connecting cylinder 641 and the outer wall of the screw locking connection part 63, and the lower end of the connecting cylinder 641 and the locking A relief ring groove 644 is provided between the cover body 61 and can freely rotate the positioning rib 742 , and the relief ring groove 644 communicates with the relief groove 642 . In the utility model, the give way groove 642 on the connecting cylinder body 641 cooperates with the positioning rib 742 on the pump body press head 7, which can make the pump body press head 7 realize the self-locking function during use, and effectively prevent accidental pressing. Leakage and other problems occur;

The clamping part 65 in the present utility model includes a connecting boss 651, and a snapping convex ring 652 is provided on the outer wall of the connecting convex post 651. The positioning connection part 13 includes a snapping connection corresponding to the snapping convex ring 652 ring groove.

In one embodiment of the clamping part 65 of the present invention, there are two clamping convex rings 652 , and the two clamping convex rings 652 are arranged on the outer wall of the connecting boss 651 at intervals. Correspondingly, two snap ring grooves are provided on the inner wall of the pump chamber 1 , and the snap ring 652 is snapped into the snap ring grooves.

The clamping part 65 of the present invention can also adopt other embodiments, such as adopting one clamping protruding ring 652, or using three clamping protruding rings 652 or other numbers.

In the present invention, the connecting cylinder 641 is provided with a transitional arc surface 6441 that facilitates the positioning of the convex rib 742 to fall into the relief groove 642 .

The first setting method of the transition arc surface 6441 of the utility model is that two relief grooves 642 are symmetrically arranged on the connecting cylinder 641, and the transition arc surface 6441 is respectively arranged on the opposite side of the two relief grooves 642. on one side. In the utility model, a transition arc surface 6441 is provided on one side of the step-off groove 642, and the curved mouth rotates in a single direction according to the head during use, so that locking or unlocking can be realized.

The second setting method of the transition arc surface 6441 of the present invention is that two relief grooves 642 are symmetrically arranged on the connecting cylinder 631 , and the transition arc surfaces 6441 are respectively arranged on both sides of the relief groove 642 . In the utility model, transitional arc surfaces are respectively arranged on both sides of the give way groove 642, and the curved mouth can be rotated left and right by the head during use, and both can be locked or unlocked.

In the present utility model, a conical missing surface 653 that can fit with the conical connecting step 16 on the inner wall of the pump chamber 1 is provided at the lower end of the connecting post 651 . The conical missing surface 663 cooperates with the conical connecting step 16 on the inner wall of the pump chamber 1 to make the connection between the standardized self-locking locking cover of the utility model and the pump chamber 1 more firm.

The relief groove 642 in the present invention runs through and connects the inner and outer sides of the cylindrical body 631 . The relief groove 642 of the present utility model can also only be opened on the inner side or the outer side of the connecting cylinder body 631, without going through the inner and outer sides of the connecting cylinder body 631, and it can be made according to actual needs.

In the utility model, a self-locking connection part and a screw tooth locking connection part are arranged on the same end of the locking cover body, and after being assembled into a pump system, the pump system can have self-locking function and screw tooth function at the same time, which is safe and reliable; As a standardized component, utility model products can realize standardized production, reduce mold opening costs, and can be assembled by the same assembly machine, effectively reducing production costs. The structure is simple and the use is convenient.

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 (10)

1. A spring external lotion pump capable of simultaneously realizing self-locking locking and thread locking, comprising a pump chamber (1), and a closed pump chamber (1) is provided in the lower part of the pump chamber (1) The pump bead mechanism (3) of the liquid inlet port (2) at the lower end is provided with a bottle lock cap (4) at the upper end of the pump chamber (1), which is characterized in that: an integrated The suction plug pump rod mechanism (5) is provided with a locking cover device (6) that can prevent the integrated suction plug pump rod mechanism (5) from detaching from the pump chamber (1) in the upper part of the pump chamber (1). The cover device (6) includes a locking cover body (61), and a longitudinal through hole (62) is arranged in the locking cover body (61), and the integrated suction plug pump rod mechanism (5) is set In the longitudinal through hole (62), a screw lock connection part (63) is provided on the upper end of the lock cover body (61), and the lock cover outside the screw lock connection part (63) A self-locking connection part (64) is provided on the cover body (61), a clamping part (65) is provided on the outer wall of the locking cover body (61), and a positioning connection part is provided in the pump chamber (1) (13), the clamping part (65) is clamped in the positioning connection part (13), and the pump body press head (7) is connected to the upper end of the integrated suction plug pump rod mechanism (5). The pump body press head (7) is provided with a positioning mechanism (74) that cooperates with the self-locking connection part (64), and the pump body press head (7) is provided with a thread locking connection part (63). The thread matching mechanism (73), the return spring (8) is sleeved on the outside of the thread locking connection part (63), and the upper end of the return spring (8) is pressed against the pump body press head (7) , the lower end of the return spring (8) presses against the locking cover body (61). 2. A spring external lotion pump capable of self-locking and thread locking at the same time according to claim 1, characterized in that the integrated suction plug pump rod mechanism (5) includes a pump rod ( 51), a liquid guide channel (52) is provided in the pump rod (51), the upper end of the pump rod (51) is open, the lower end of the pump rod (51) is closed, and the pump rod (51) is closed The outer wall of the end is provided with a liquid inlet (53), and the liquid inlet (53) is connected with the liquid guide channel (52), and the outer wall of the pump rod (51) on the upper side of the liquid inlet (53) There is an upper limit protruding ring (54), and a lower limit protruding ring (55) is arranged on the pump rod (51) outer wall on the lower side of the liquid inlet (53), and a lower limit protruding ring (55) is arranged on the upper limit protruding ring (54) and the lower limit protruding ring ( 55) on the pump rod (51) between the injection molding has the suction plug (57) that can move up and down relative to the pump rod (51) and can close the liquid inlet (53), at the lower end of the pump rod (51) A pump bead (33) capable of pressing against the pump bead mechanism (3) is provided on the top so that the pump bead (33) locks and closes the pressing protruding post (56) at the liquid inlet port (2) of the pump chamber. 3. A spring external lotion pump capable of self-locking and thread locking at the same time according to claim 1, characterized in that the pump chamber (1) includes a pump chamber body (11), in which The upper part of the pump chamber body (11) is provided with a lock cover installation part (12), and the positioning connection part (13) is arranged at the joint between the lock cover installation part (12) and the pump chamber body (11). The outer side of the upper end of the lock cover installation part (12) is provided with a connecting convex ring platform (14), and the lower end of the pump chamber body (11) is provided with a pump chamber inlet port (2), and the pump bead mechanism (3) is set In the pump chamber body (11) above the pump chamber liquid inlet port (2), a ventilation hole (15) is provided at the position of the pump chamber body (11) close to the locking cover installation part (12). 4. A spring external lotion pump capable of simultaneously realizing self-locking locking and thread locking according to claim 3, characterized in that the lock bottle cap (4) includes a cover body (41). The cover (41) is provided with a connection through hole (42), and a positioning slot (43) is provided in the cover (41), and the connecting convex ring platform (14) is clamped in the positioning slot (43), a screw thread (44) is provided in the cover (41), and a connecting convex ring (45) extends upward on the cover (41) above the connecting through hole (42). , the positioning connection part (13) is arranged in the connecting convex ring body (45). 5. A spring external lotion pump capable of self-locking and thread locking at the same time according to claim 1, characterized in that the pump body press head (7) includes a press head body (71) , a curved mouth (72) is provided on the side wall of the press head body (71), and the screw engagement mechanism (73) includes a pump rod connection part (731) arranged on the lower side of the press head body (71) ), an external thread (732) is provided on the outer wall of the pump rod connection part (731), and the upper end of the pump rod of the integrated suction plug pump rod mechanism (5) is plugged into the pump rod connection part (731), and the The positioning mechanism (74) includes a connecting cylinder (741) on the press head body (71) arranged on the outside of the pump rod connecting part (731), and a positioning protrusion is arranged on the inner wall of the connecting cylinder (741). Ribs (742), a gap (743) capable of accommodating the return spring (8) is provided between the inner side of the connecting cylinder (741) and the outer side of the pump rod connecting portion (731). 6. A spring external lotion pump capable of simultaneously realizing self-locking locking and thread locking according to claim 3, characterized in that the pump bead mechanism (3) includes a pump bead chamber (31), A tapered connection portion (32) is provided at the lower end of the pump bead chamber (31), and a pump bead (33) capable of closing the tapered connection portion (32) is provided in the pump bead chamber (31). The pump bead chamber (31) above the pump bead (33) is provided with positioning ribs (742) that can prevent the pump bead (33) from detaching from the pump bead chamber (31). 7. A spring external lotion pump capable of self-locking and thread locking at the same time according to claim 1, characterized in that the thread locking connection part (63) includes a connecting pipe body ( 631), an internal thread (632) matching the external thread (732) arranged on the outer wall of the pump rod connection part (731) of the pump body press head (7) is provided in the end of the connecting pipe body (631) ). 8. A spring external lotion pump capable of self-locking and thread locking at the same time according to claim 1, characterized in that the self-locking connection part (64) includes a The connecting cylinder (641) outside the connecting part (63) is provided with a relief groove on the connecting cylinder (641) that allows the positioning ribs (742) arranged at the lower end of the pump body press head (7) to pass through. (642), a gap (643) capable of accommodating the return spring (8) is provided between the inner wall of the connecting cylinder (641) and the outer wall of the screw thread locking connection (63), and the connecting cylinder (641) Between the lower end and the locking cover body (61), there is a relief ring groove (644) capable of positioning the ribs (742) to rotate freely, and the relief ring groove (644) communicates with the relief groove (642) . 9. A spring external lotion pump capable of self-locking and thread locking at the same time according to claim 1, characterized in that the clamping part (65) includes a connecting post (651), and A clamping convex ring (652) is provided on the outer wall of the connecting boss (651), and the positioning connection part (13) includes a clamping ring groove corresponding to the clamping convex ring (652). 10. A spring external lotion pump capable of self-locking and thread locking at the same time according to claim 8, characterized in that the connecting cylinder (641) is provided with embossed ribs ( 742) falls into the transition arc surface (6441) of the groove for making way (642).