CN216970572U - Novel self-locking switch pump - Google Patents
Novel self-locking switch pump Download PDFInfo
- Publication number
- CN216970572U CN216970572U CN202122404838.5U CN202122404838U CN216970572U CN 216970572 U CN216970572 U CN 216970572U CN 202122404838 U CN202122404838 U CN 202122404838U CN 216970572 U CN216970572 U CN 216970572U
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- Prior art keywords
- pump
- piston
- piston rod
- pump body
- groove
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
- B05B11/01—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use characterised by the means producing the flow
- B05B11/10—Pump arrangements for transferring the contents from the container to a pump chamber by a sucking effect and forcing the contents out through the dispensing nozzle
- B05B11/1042—Components or details
- B05B11/1043—Sealing or attachment arrangements between pump and container
- B05B11/1046—Sealing or attachment arrangements between pump and container the pump chamber being arranged substantially coaxially to the neck of the container
- B05B11/1047—Sealing or attachment arrangements between pump and container the pump chamber being arranged substantially coaxially to the neck of the container the pump being preassembled as an independent unit before being mounted on the container
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
- B05B11/01—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use characterised by the means producing the flow
- B05B11/10—Pump arrangements for transferring the contents from the container to a pump chamber by a sucking effect and forcing the contents out through the dispensing nozzle
- B05B11/1042—Components or details
- B05B11/1059—Means for locking a pump or its actuation means in a fixed position
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- Closures For Containers (AREA)
- Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
Abstract
The utility model discloses a novel self-locking switch pump, which comprises a liquid outlet nozzle, wherein the liquid outlet nozzle is arranged at the top end of a pump core; a pump core is arranged in the pump body shell; the pump core comprises a piston sleeve and a piston rod arranged in the piston sleeve, the piston sleeve is also provided with an elastic part which can enable the piston rod to go upwards and reset, the lower end of the piston rod is provided with a piston, and when the elastic part pushes the piston rod to go upwards and reset, the piston goes upwards in the pump body shell to enable negative pressure to be formed in the pump body shell to suck liquid; a clamping block is arranged on the outer side of the piston rod, a forbidden groove for forbidding the clamping block to descend and a sliding groove for allowing the clamping block to descend are arranged on the inner side of the piston sleeve, the forbidden groove is communicated with the sliding groove, and the clamping block can be switched in the forbidden groove and the sliding groove by rotating the pump core; the fixing cap is fixedly arranged between the piston sleeve and the pump body shell, and the pump core can be fixedly connected with the bottle mouth through the fixing cap. Compared with the prior art, the utility model has the following advantages: simple structure, greatly reduced manufacturing cost, and improved the stability and the security of product moreover.
Description
Technical Field
The utility model relates to the technical field of switch pumps, in particular to a novel self-locking switch pump.
Background
A switching pump is a device for squeezing liquid out of a bottle body, and is widely used for various lotions, cosmetics, and the like. When in use, the liquid outlet nozzle is pressed, so that the emulsion is extruded out of the liquid outlet nozzle through the suction pipe and the pump body. In order to prevent the emulsion from being lost or lost due to the careless pressing of the liquid outlet nozzle during the use of the switch pump, two methods are generally adopted at present: firstly, a dust cover is sleeved outside the liquid outlet nozzle, when the liquid outlet nozzle is not used, the dust cover is sleeved outside the liquid outlet nozzle to avoid pressing the liquid outlet nozzle, but the dust cover is easily lost in the actual use process; and secondly, a switch piece is arranged in the pump body, so that the switch piece is matched with the liquid outlet nozzle to open or close the liquid outlet nozzle. However, the switching pump in the prior art has a complex structure, which not only increases the parts and production cost, but also has low stability and safety. There is therefore a need for a new self-lockable switch pump to solve the above problems.
Disclosure of Invention
The utility model aims to overcome the problems in the prior art and provides a novel self-locking switch pump.
In order to achieve the purpose, the utility model adopts the following scheme:
A novel self-lockable switching pump comprising:
the liquid outlet nozzle is arranged at the top end of the pump core;
a pump core is arranged in the pump body shell;
the pump core comprises a piston sleeve and a piston rod arranged in the piston sleeve, the piston sleeve is also provided with an elastic part which can enable the piston rod to move upwards and reset, the lower end of the piston rod is provided with a piston which is in interference fit with the inner wall of the pump body shell, and when the elastic part pushes the piston rod to move upwards and reset, the piston moves upwards in the pump body shell to enable negative pressure to be formed in the pump body shell to suck liquid; a clamping block is arranged on the outer side of the piston rod, a forbidden groove for forbidding the clamping block to descend and a sliding groove for allowing the clamping block to descend are arranged on the inner side of the piston sleeve, the forbidden groove is communicated with the sliding groove, and the clamping block can be switched in the forbidden groove and the sliding groove by rotating the pump core;
the fixed cap is fixedly arranged between the piston sleeve and the pump body shell, and the pump core can be fixedly connected with the bottle mouth through the fixed cap.
Furthermore, the lower end of the clamping block is provided with a clamping part, and the tail part of the forbidding slot is provided with a bayonet for the clamping part to be clamped in. The user can perceive whether the clamping block enters the bayonet or not through the clamping part.
Further, the piston sleeve is provided with an outer limiting ring connected with the upper surface of the fixing cap, the outer side of the piston sleeve is provided with an inner limiting ring used for being clamped into the inner side of the fixing cap, and the fixing cap is arranged between the piston sleeve and the pump body shell through the outer limiting ring and the inner limiting ring.
Furthermore, the fixed cap is provided with an internal thread, and the fixed cap is fixedly connected with the bottle mouth through the internal thread.
Furthermore, one side of the sliding groove is provided with a forbidden groove, and the other side of the sliding groove is provided with a limiting strip for limiting the rotation angle of the clamping block.
Furthermore, the lower end array of the liquid outlet nozzle is provided with a plurality of limiting strips arranged at the upper end of a piston rod, the inner side of the upper end of the piston rod is provided with a limiting groove for inserting the limiting strips, and the liquid outlet nozzle drives the piston rod to rotate in the piston sleeve through the limiting strips when the liquid outlet nozzle is rotated.
Furthermore, the elastic element is a spring, and the spring is fixedly arranged in the piston rod, and the other end of the spring is fixedly connected with the bottom of the piston sleeve.
Furthermore, a first ball body is arranged in the piston, a second ball body is arranged at the bottom of the pump body shell, when liquid rushes open the second ball body and enters the pump body shell, the second ball body seals the pump body shell under the action of gravity, and the piston rod extrudes the liquid downwards to jack the first ball body and enter the liquid outlet nozzle from the piston rod.
Compared with the prior art, the utility model has the following advantages: the piston rod outside of this novel switch pump is equipped with the fixture block, and the piston cover inboard is equipped with and is used for forbidding the descending groove of fixture block and can supply the descending spout of fixture block, thereby rotatory liquid outlet nozzle can make the fixture block switch to forbidding the groove and lock the pump core from the spout. Simple structure, greatly reduced manufacturing cost, and improved the stability and the security of product moreover.
Drawings
The present application will be described in further detail with reference to the drawings and the following detailed description.
Fig. 1 is a schematic overall sectional structure diagram of a novel self-locking switch pump of the utility model.
Fig. 2 is a schematic sectional structure diagram of a piston sleeve of the novel self-locking switch pump.
Detailed Description
The following detailed description of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model, but are not intended to limit the scope of the utility model.
As shown in fig. 1, a novel self-lockable switching pump comprises:
the liquid outlet 1 is arranged at the top end of the pump core 2;
a pump core 2 is arranged in the pump body shell 3;
the pump core 2, the pump core 2 includes the piston bush 201 and locates the piston rod 202 in the piston bush 201, the piston bush 201 also has elastic members that can make the piston rod 202 go upward and reset, the bottom end of the piston rod 202 has piston 203 that cooperates with the inner wall of the outer casing 3 of the pump body in interference fit, the piston 203 goes upward in the outer casing 3 of the pump body to make the outer casing 3 of the pump body form the negative pressure and suck the liquid when the elastic member promotes the piston rod 202 to go upward and reset; a fixture block 204 is arranged on the outer side of the piston rod 202, a forbidding groove 206 for forbidding the fixture block 204 to move downwards and a chute 205 for allowing the fixture block 204 to move downwards are arranged on the inner side of the piston sleeve 201, the forbidding groove 206 is communicated with the chute 205, and the fixture block 204 can be switched between the forbidding groove 206 and the chute 205 by rotating the pump core 2;
The fixing cap 4 is fixedly arranged between the piston sleeve 201 and the pump body shell 3, and the pump core 2 can be fixedly connected with the bottle mouth through the fixing cap 4.
Preferably, the lower end of the latch 204 is provided with a latching portion 207, and the tail of the forbidden slot 206 is provided with a bayonet 208 for latching the latching portion 207. The user can sense whether the latch 204 enters the socket 208 through the latching portion 207.
Preferably, the piston sleeve 201 is provided with an outer limiting ring 209 connected with the upper surface of the fixing cap 4, the outer side of the piston sleeve 201 is provided with an inner limiting ring 210 for being clamped into the inner side of the fixing cap 4, and the fixing cap 4 is arranged between the piston sleeve 201 and the pump body shell 3 through the outer limiting ring 209 and the inner limiting ring 210.
Preferably, the fixing cap 4 is provided with an internal thread, and the fixing cap 4 is fixedly connected with the bottle mouth through the internal thread.
Preferably, one side of the sliding groove 205 is provided with a forbidden groove 206, and the other side is provided with a limiting strip 211 for limiting the rotation angle of the latch 204.
Preferably, the lower end of the liquid outlet nozzle 1 is provided with a plurality of limiting strips 101 in an array, and in the embodiment, the lower ends of the limiting strips 101 are triangular to facilitate insertion into the limiting grooves 212. The upper end of the piston rod 202 is provided with a limiting groove 212, the inner side of the upper end of the piston rod 202 is provided with a limiting groove 212 for the insertion of the limiting strip 101, and when the liquid outlet nozzle 1 rotates, the liquid outlet nozzle 1 drives the piston rod 202 to rotate in the piston sleeve 201 through the limiting strip.
Preferably, the elastic element is a spring, and the spring is fixedly arranged in the piston rod 202, and the other end of the spring is fixedly connected with the bottom of the piston sleeve 201.
Preferably, a first ball 213 is disposed in the piston 203, a second ball 301 is disposed at the bottom of the pump body housing 3, when the liquid rushes open the second ball 301 and enters the pump body housing 3, the second ball 301 seals the pump body housing 3 under the action of gravity, and the piston rod 202 presses the liquid downward to push open the first ball 213 and enter the liquid outlet nozzle 1 from the piston rod 202.
Compared with the prior art, the utility model has the following advantages: a clamping block 204 is arranged on the outer side of a piston rod 202 of the novel switch pump, a forbidding groove 206 for forbidding the descending of the clamping block 204 and a sliding groove 205 for allowing the descending of the clamping block 204 are arranged on the inner side of a piston sleeve 201, and the liquid outlet nozzle 1 can be rotated to enable the clamping block 204 to be switched to the forbidding groove 206 from the sliding groove 205 so as to lock the pump core 2. Simple structure, greatly reduced manufacturing cost, and improved the stability and the security of product moreover.
The foregoing is only a preferred embodiment of the present application, and it should be noted that, for those skilled in the art, several modifications and substitutions can be made without departing from the technical principle of the present application, and these modifications and substitutions should also be regarded as the protection scope of the present application.
Claims (8)
1. A novel switch pump that can auto-lock, its characterized in that includes:
the liquid outlet nozzle is arranged at the top end of the pump core;
the pump comprises a pump body shell, a pump core and a pump body, wherein the pump core is arranged in the pump body shell;
the pump core comprises a piston sleeve and a piston rod arranged in the piston sleeve, the piston sleeve is also provided with an elastic part which can enable the piston rod to go upwards and reset, the lower end of the piston rod is provided with a piston which is in interference fit with the inner wall of the pump body shell, and when the elastic part pushes the piston rod to go upwards and reset, the piston goes upwards in the pump body shell to enable negative pressure to be formed in the pump body shell to suck liquid; a clamping block is arranged on the outer side of the piston rod, an forbidding groove for forbidding the clamping block to descend and a sliding groove for allowing the clamping block to descend are arranged on the inner side of the piston sleeve, the forbidding groove is communicated with the sliding groove, and the clamping block can be switched between the forbidding groove and the sliding groove by rotating the pump core;
the fixed cap is fixedly arranged between the piston sleeve and the pump body shell, and the pump core can be fixedly connected with the bottle mouth through the fixed cap.
2. The novel self-lockable switch pump according to claim 1, wherein a snap-in portion is provided at a lower end of the latch, a bayonet into which the snap-in portion can be snapped is provided at a tail portion of the no-entry groove, and a user can sense whether the latch enters the bayonet through the snap-in portion.
3. The novel self-lockable switching pump according to claim 1, wherein the piston sleeve is provided with an outer limit ring connected with the upper surface of the fixing cap, the outer side of the piston sleeve is provided with an inner limit ring clamped into the inner side of the fixing cap, and the fixing cap is arranged between the piston sleeve and the pump body shell through the outer limit ring and the inner limit ring.
4. The novel self-lockable switching pump according to claim 3, wherein the fixing cap is provided with an internal thread, and the fixing cap is fixedly connected with the bottle mouth through the internal thread.
5. The novel self-lockable switch pump according to claim 1, wherein one side of the sliding groove is provided with a forbidden groove, and the other side of the sliding groove is provided with a limit strip for limiting the rotation angle of the fixture block.
6. The novel self-lockable switch pump according to claim 1, wherein the lower end of the liquid outlet nozzle is provided with a plurality of limiting strips in an array manner, the upper end of the piston rod is provided with a limiting groove, the inner side of the upper end of the piston rod is provided with a limiting groove into which the limiting strips can be inserted, and when the liquid outlet nozzle is rotated, the liquid outlet nozzle drives the piston rod to rotate in the piston sleeve through the limiting strips.
7. The novel self-lockable switching pump according to claim 1, wherein the elastic member is a spring, and the spring is fixedly arranged in the piston rod, and the other end of the spring is fixedly connected with the bottom of the piston sleeve.
8. The novel self-lockable switching pump according to claim 1, wherein a first ball is arranged in the piston, a second ball is arranged at the bottom of the pump body housing, when liquid rushes off the second ball and enters the pump body housing, the second ball seals the pump body housing under the action of gravity, and the piston rod extrudes the liquid downwards to push the first ball open and enter the liquid outlet nozzle from the inside of the piston rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122404838.5U CN216970572U (en) | 2021-09-30 | 2021-09-30 | Novel self-locking switch pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122404838.5U CN216970572U (en) | 2021-09-30 | 2021-09-30 | Novel self-locking switch pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216970572U true CN216970572U (en) | 2022-07-15 |
Family
ID=82338183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122404838.5U Active CN216970572U (en) | 2021-09-30 | 2021-09-30 | Novel self-locking switch pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216970572U (en) |
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2021
- 2021-09-30 CN CN202122404838.5U patent/CN216970572U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |