CN210556602U - Saving and environment-friendly emulsion pump - Google Patents
Saving and environment-friendly emulsion pump Download PDFInfo
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- CN210556602U CN210556602U CN201920648962.6U CN201920648962U CN210556602U CN 210556602 U CN210556602 U CN 210556602U CN 201920648962 U CN201920648962 U CN 201920648962U CN 210556602 U CN210556602 U CN 210556602U
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Abstract
The utility model relates to a practice thrift environment-friendly emulsion pump, this emulsion pump includes: sealing the cup; the top end of the pump body is inserted into the central through hole of the sealing cup, a top-opening type pump chamber is arranged in the pump body, and a jack communicated with the pump chamber is arranged at the bottom of the pump body; the piston is arranged in the pump chamber in an interference fit manner with the pump body; the bottom end of the hollow pump rod is connected with the piston, and the upper part of the hollow pump rod is exposed out of the upper part of the sealing cup; the spring is sleeved on the periphery of the exposed part of the hollow pump rod so as to elastically connect the hollow pump rod to the sealing cup; the pump core is connected to the bottom of the piston in an interference mode, the bottom surface of the pump core is provided with a sleeve hole, and the sleeve hole is used for being sleeved on a sleeve pipe arranged at the bottom of the pump chamber in an interference mode when the pump core goes down so as to be used for opening or closing an emulsion passage between the pump chamber and the jack. The utility model has the advantages of wide application range and environmental protection.
Description
Technical Field
The utility model relates to an emulsion pump's institutional advancement.
Background
The emulsion pump in the market at present is mostly provided with a built-in spring and contains a part of a glass ball, and the spring is easy to rust, the glass ball is easy to damage and is easy to pollute the emulsion, so that the emulsion pump is limited to be applied to cosmetics and medicines with higher requirements, and meanwhile, the recycling of products is not facilitated.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a lotion pump, which aims to improve the defects of the prior lotion pump.
The utility model adopts the following technical scheme:
an economical and environment-friendly emulsion pump comprises a sealing cup, a pump body piston, a hollow pump rod, a spring, a liquid guiding pipe, a lock cover and a pump core; the top end of the pump body is inserted into the central through hole of the sealing cup, a top-opening type pump chamber is arranged in the pump body, and a jack communicated with the pump chamber is arranged at the bottom of the pump body; the piston and the pump body are arranged in the pump chamber in an interference fit manner; the bottom end of the hollow pump rod is connected with the piston, and the upper part of the hollow pump rod is exposed out of the upper part of the sealing cup; the locking cover is movably sleeved on the periphery of the hollow pump rod through a central through hole, and the bottom of the locking cover is connected with the sealing cup and the pump body at the same time so as to lock and fix the top of the pump body to the sealing cup and seal the piston in the pump chamber; the spring is sleeved on the periphery of the exposed part of the hollow pump rod, the top end of the spring props against a convex ring arranged on the hollow pump rod, and the bottom end of the spring props against the lock cover so as to elastically connect the hollow pump rod to the sealing cup; the liquid guide pipe is arranged in the jack; the pump core is connected to the bottom of the piston in an interference manner, the bottom surface of the pump core is provided with a sleeve hole, and the sleeve hole is used for being sleeved on a guide pipe arranged at the bottom of the pump chamber in an interference manner when the pump core goes down so as to open or close an emulsion passage between the pump chamber and the jack; the pump body, the piston and the pump core are plastic parts.
The upper thin part of the pump core passes through the central hole of the piston and then is movably inserted into the hollow pump rod, the lower thick part of the pump core is in interference connection with the bottom opening of the central through hole of the piston through the top edge of the lower thick part, and the trepanning is arranged on the bottom surface of the lower thick part of the pump core; the guide pipe is vertically arranged at the bottom of the pump chamber right below the sleeve hole and conducts the pump chamber and the jack, and a positioning seat used for positioning a downward stroke end point of the pump core is arranged on the periphery of the guide pipe.
As the preferred scheme, a snap ring clamped on the inner bottom surface of the sealing cup is arranged at the position, close to the top, of the pump body; and a gasket for sealing a connecting gap between the pump body and the sealing cup is sleeved on the periphery of the pump body below the clamping ring.
Preferably, the bottom of the lock cover is provided with an inner cover ring and an outer cover ring, a thread groove is arranged between the inner cover ring and the outer cover ring, the lock cover is screwed on the top of the pump body through the thread groove and props against the top surface of the seal cup through a clamping ring arranged on the outer wall of the outer cover ring, so that the lock cover is matched with the clamping ring to lock the top of the pump body on the seal cup, the outer cover ring downwards penetrates through a central through hole of the seal cup and props against the clamping ring, and the inner cover ring seals the piston in the pump chamber.
The utility model discloses locate the spring outside the valve chamber to replace the glass ball with the case in the valve chamber, because the pump body, piston and pump core all can adopt the working of plastics, this has just avoided rustting and using the pollution that the glass ball caused the emulsion because of the spring, not only is favorable to enlarging the application scope of product, still is favorable to reaching saving and environmental protection purpose through the recycle ratio who improves each part of product.
Drawings
Fig. 1 is a schematic diagram of the overall structure of an embodiment of the present invention;
fig. 2 is a schematic diagram of a pump body structure according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a lock cover according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a pump rod according to an embodiment of the present invention.
Detailed Description
The present invention will be described with reference to the accompanying drawings and specific embodiments.
Referring to FIGS. 1-4:
an economical and environment-friendly emulsion pump comprises a bottle cap 1, a pump body 2, a piston 3, a hollow pump rod 4, a button 5, a spring 6, a pipette 7, a locking cover 8, a pump core 9 and a gasket 10.
The top of the pump body 2 is inserted into the central through hole of the bottle cap 1, and is clamped on the inner bottom surface of the bottle cap 1 through a snap ring 203 arranged on the periphery close to the top of the pump body, and the gasket 10 is sleeved below the snap ring 203 to seal a connecting gap between the pump body 2 and the bottle cap 1. The pump body 2 is provided with a pump chamber 201 opened at the top, and the bottom is provided with an insertion hole 202 communicated with the pump chamber 201.
The bottom of the locking cover 8 is provided with an inner cover ring 801 and an outer cover ring 802, a thread groove 803 is arranged between the inner cover ring 801 and the outer cover ring 802, the locking cover 8 is screwed on the top of the pump body 2 through the thread groove 803, and props up the top surface of the sealing cup 1 through a collar 8021 arranged on the outer wall of the outer cover ring 802, so that the locking cover cooperates with the snap ring 203 to lock the top of the pump body 2 on the sealing cup 1, and the outer cover ring 802 downwards penetrates through the central through hole of the sealing cup 1 and props up the snap ring 203.
The piston 3 is provided in the pump chamber 201 in interference fit with the pump body 2, and is closed in the pump chamber 201 by an inner cover ring 801 on the lock cover 8.
The bottom end of the hollow pump rod 4 passes through the central through holes of the locking cover 8 and the bottle cap 1 and then is inserted and fixed in the central through hole of the piston 3 so as to be communicated with the pump chamber 201 below the piston 3.
The button 5 is fixed on the top of the hollow pump rod 4 through the insertion tube arranged at the bottom of the button, and the side part of the button is provided with a nozzle which is communicated with the hollow pump rod 4 through the insertion tube.
The spring 6 is sleeved on the exposed part of the hollow pump rod 4, the top end of the spring is supported on the convex ring 401 arranged on the hollow pump rod 4, and the bottom end of the spring is supported on the locking cover 8, so that the hollow pump rod 4 is elastically connected to the sealing cup 1.
The top end of the liquid suction pipe 7 is inserted into the insertion hole 202 formed in the bottom of the pump body 1 and communicates with the pump chamber 201.
The pump core 9 is arranged at the bottom of the piston 3, the shape of the pump core is thin at the top and thick at the bottom, the upper thin part of the pump core passes through the central hole of the piston 3 and then is inserted into the hollow pump rod 4, the lower thick part of the pump core is in interference connection with the bottom opening of the central through hole of the piston 3 through the top edge of the pump core, and the bottom surface of the lower thick part of the pump core is provided with a trepanning; a conduit 2011 is vertically arranged at the bottom of the pump chamber 201 right below the sleeve hole 901, and the conduit 2011 can be inserted into the sleeve hole 901 in an interference mode when the pump core 9 descends to open or close a milk passage between the pump chamber 201 and the jack 202.
The periphery of the conduit 2011 is provided with a positioning seat conduit 2012 for positioning the downward stroke end point of the conduit of the pump core conduit 9.
The utility model discloses a theory of operation is:
the button 5 is pressed downwards, the button 5 drives the hollow pump rod 4, the hollow pump rod 4 drives the piston 3 and the pump core 9 to move downwards, the trepanning 901 at the bottom of the pump core 9 is sleeved on the guide pipe 2011 until the pump core 9 is contacted with the positioning seat 2012, and the emulsion channel at the bottom of the pump chamber 201 is closed; the piston 3 presses air in the pump chamber 201 into the lotion bottle along a connecting gap between the pump core 9 and the guide pipe 2011 until vacuum is formed in the pump chamber 201; the button 5 is released, the spring 6 drives the button 5, the hollow pump rod 4, the piston 3 and the valve core 9 to reset upwards, the valve core 9 is separated from the guide pipe 2011 to open the emulsion channel, the emulsion in the emulsion bottle is sucked into the pump chamber 2011 along the pipette 7 until the pump chamber 201 is filled, the button 5 is pressed again, the valve core 4 closes the top channel of the pump chamber 201, and the emulsion in the pump chamber 201 enters the hollow pump rod 4 along the connecting gap between the valve core 9 and the piston 3 and is discharged through the button 5.
Claims (3)
1. An economical and environment-friendly emulsion pump comprises a sealing cup (1), a pump body (2), a piston (3), a hollow pump rod (4), a spring (6), a liquid guiding pipe (7), a lock cover (8) and a pump core (9); the top end of the pump body (2) is inserted into the central through hole of the sealing cup (1), a top-opening type pump chamber (201) is arranged in the pump body, and an insertion hole (202) communicated with the pump chamber (201) is arranged at the bottom of the pump body; the piston (3) and the pump body (2) are arranged in the pump chamber (201) in an interference fit manner; the bottom end of the hollow pump rod (4) is connected with the piston (3), and the upper part of the hollow pump rod is exposed above the sealing cup (1); the locking cover (8) is movably sleeved on the periphery of the hollow pump rod (4) through a central through hole, and the bottom of the locking cover is connected with the sealing cup (1) and the pump body (2) at the same time, so that the top of the pump body (2) is locked and fixed on the sealing cup (1), and the piston (3) is sealed in the pump chamber (201); the spring (6) is sleeved on the periphery of the exposed part of the hollow pump rod (4), the top end of the spring is propped against a convex ring (401) arranged on the hollow pump rod (4), and the bottom end of the spring is propped against a lock cover (8) so as to elastically connect the hollow pump rod (4) to the seal cup (1); the liquid guide pipe (7) is arranged in the jack (202); the pump core (9) is connected to the bottom of the piston (3) in an interference manner, the bottom surface of the pump core is provided with a sleeve hole (901), and the sleeve hole (901) is used for being sleeved on a guide pipe (2011) arranged at the bottom of the pump chamber (201) in an interference manner when the pump core (9) descends so as to be used for opening or closing an emulsion passage between the pump chamber (201) and the jack (202); the method is characterized in that: the pump body (2), the piston (3) and the pump core (9) are all plastic pieces;
the pump core (9) is thin at the top and thick at the bottom, the thin part of the pump core passes through the central hole of the piston (3) and then is movably inserted into the hollow pump rod (4), the thick part of the pump core is in interference connection with the bottom opening of the central through hole of the piston (3) through the top edge of the thick part of the pump core, and the trepanning hole (901) is arranged on the bottom surface of the thick part of the pump core; the guide pipe (2011) is vertically arranged at the bottom of the pump chamber (201) right below the sleeve hole (901), the pump chamber (201) is communicated with the jack (202), and a positioning seat (2012) used for positioning the downward stroke end point of the pump core (9) is arranged on the periphery of the guide pipe (2011).
2. The emulsion pump of claim 1, wherein: a snap ring (203) clamped on the inner bottom surface of the sealing cup (1) is arranged at the position close to the top of the pump body (2); the periphery of the pump body (2) below the snap ring (203) is sleeved with a gasket (10) for sealing a connecting gap between the pump body (2) and the sealing cup (1).
3. The emulsion pump of claim 1, wherein: the bottom of the lock cover (8) is provided with an inner cover ring (801) and an outer cover ring (802), a thread groove (803) is arranged between the inner cover ring (801) and the outer cover ring (802), the lock cover (8) is screwed on the top of the pump body (2) through the thread groove (803) and props up the top surface of the seal cup (1) through a collar (8021) arranged on the outer wall of the outer cover ring (802), so that the lock cover is matched with the snap ring (203) to lock the top of the pump body (2) on the seal cup (1), the outer cover ring (802) downwards penetrates through a central through hole of the seal cup (1) and props up the snap ring (203), and the inner cover ring (801) seals the piston (3) in the pump chamber (201).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920648962.6U CN210556602U (en) | 2019-05-07 | 2019-05-07 | Saving and environment-friendly emulsion pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920648962.6U CN210556602U (en) | 2019-05-07 | 2019-05-07 | Saving and environment-friendly emulsion pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210556602U true CN210556602U (en) | 2020-05-19 |
Family
ID=70626700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920648962.6U Active CN210556602U (en) | 2019-05-07 | 2019-05-07 | Saving and environment-friendly emulsion pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210556602U (en) |
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2019
- 2019-05-07 CN CN201920648962.6U patent/CN210556602U/en active Active
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